1 2016-10-19 Richard Biener <rguenther@suse.de>
3 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
5 (evrp_dom_walker::~evrp_dom_walker): Free it.
6 (evrp_dom_walker::stmts_to_remove): Add.
7 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
8 whose output we fully propagate for removal. Propagate
9 into BB destination PHI arguments.
10 (execute_early_vrp): Remove queued stmts. Dump value ranges
13 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
15 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
16 * passes.def: Add two instances of pass_walloca.
17 * tree-pass.h (make_pass_walloca): New.
18 * gimple-ssa-warn-alloca.c: New file.
19 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
20 -Wvla-larger-than= options.
22 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
24 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
25 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
27 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
29 * config/rs6000/altivec.h (vec_xl_len): New macro.
30 (vec_xst_len): New macro.
31 (vec_cmpnez): New macro.
32 (vec_cntlz_lsbb): New macro.
33 (vec_cnttz_lsbb): New macro.
36 (vec_all_nez): New C++ predicate template.
37 (vec_any_eqz): New C++ predicate template.
38 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
39 conditional compilation.
40 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
41 conditional compilation.
42 (vec_all_nez): New macro.
43 (vec_any_eqz): New macro.
44 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
46 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
48 * config/rs6000/vector.md (VI): Moved this mode iterator
49 definition from altivec.md to vector.md.
50 (UNSPEC_NEZ_P): New value.
51 (vector_ne_<mode>_p): New expansion for implementation of
52 vec_all_ne and vec_any_eq built-in functions.
53 (vector_nez_<mode>_p): New expansion for implementation of
54 vec_all_nez and vec_any_eqz built-in functions.
55 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
56 and vec_any_eq built-in function.
57 (cr6_test_for_zero): New commentary to explain this expansion.
58 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
59 (cr6_test_for_lt): New commentary to explain this expansion.
60 (cr6_test_for_lt_reverse): New commentary to explain this
62 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
63 overloaded function prototypes for vec_all_ne, vec_all_nez,
64 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
65 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
67 (altivec_resolve_overloaded_builtin): Modify the handling of
68 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
69 the compiler is configured to support TARGET_P9_VECTOR.
70 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
71 to explain the special processing that is given to predicate
72 built-ins introduced using this macro.
73 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
74 the special processing given to predicate built-ins introduced
77 (BU_P8V_AV_P): Likewise.
78 (BU_P9V_AV_P): Likewise.
79 (BU_P9V_AV_X): New macro.
80 (BU_P9V_64BIT_AV_X): New macro.
81 (BU_P9V_VSX_3): New macro.
82 (BU_P9V_OVERLOAD_P): New macro.
83 (LXVL): New BU_P9V_64BIT_VSX_2.
84 (VEXTUBLX): New BU_P9V_AV_2.
90 (STXVL): New BU_P9V_64BIT_AV_X.
91 (VCLZLSBB): New BU_P9V_AV_1.
93 (CMPNEB): New BU_P9V_AV_2.
98 (VCMPNEB_P): New BU_P9V_AV_P.
99 (VCMPNEH_P): Likewise.
100 (VCMPNEW_P): Likewise.
101 (VCMPNED_P): Likewise.
102 (VCMPNEFP_P): Likewise.
103 (VCMPNEDP_P): Likewise.
104 (CMPNEZB): New BU_P9V_AV_2.
107 (VCMPNEZB_P): New BU_P9V_AV_P.
108 (VCMPNEZH_P): Likewise.
109 (VCMPNEZW_P): Likewise.
110 (LXVL): New BU_P9V_OVERLOAD_2.
111 (STXVL): New BU_P9V_OVERLOAD_3.
112 (VEXTULX): New BU_P9V_OVERLOAD_2.
115 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
116 (VCMPNE_P): Likewise.
117 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
118 (VCTZLSBB): Likewise.
119 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
120 comment to explain mode used for scratch register.
121 (altivec_expand_stxvl_builtin): New function.
122 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
123 (altivec_init_builtins): Add initialized variable
124 void_ftype_v16qi_pvoid_long and use this type to define the
125 built-in function __builtin_altivec_stxvl.
126 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
127 (UNSPEC_STXVL): New value.
128 (UNSPEC_VCLZLSBB): New value.
129 (UNSPEC_VCTZLSBB): New value.
130 (UNSPEC_VEXTUBLX): New value.
131 (UNSPEC_VEXTUHLX): New value.
132 (UNSPEC_VEXTUWLX): New value.
133 (UNSPEC_VEXTUBRX): New value.
134 (UNSPEC_VEXTUHRX): New value.
135 (UNSPEC_VEXTUWRX): New value.
136 (UNSPEC_VCMPNEB): New value.
137 (UNSPEC_VCMPNEZB): New value.
138 (UNSPEC_VCMPNEH): New value.
139 (UNSPEC_VCMPNEZH): New value.
140 (UNSPEC_VCMPNEW): New value.
141 (UNSPEC_VCMPNEZW): New value.
142 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
143 vector of integer modes.
144 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
145 vector of float or double modes.
146 (*vector_nez_<mode>_p): New insn for vector test all not equal or
148 (lxvl): New expand for load VSX vector with length.
149 (*lxvl): New insn for load VSX vector with length.
150 (stxvl): New expand for store VSX vector with length.
151 (*stxvl): New insn for store VSX vector with length.
152 (vcmpneb): New insn for vector of byte compare not equal.
153 (vcmpnezb): New insn for vector of byte compare not equal or zero.
154 (vcmpneh): New insn for vector of half word compare not equal.
155 (vcmpnezh): New insn for vector of half word compare not equal or
157 (vcmpnew): New insn for vector of word compare not equal.
158 (vcmpne<VSs>): New insn for vector of float or double compare not
160 (vcmpnezw): New insn for vector of word compare not equal or zero.
161 (vclzlsbb): New insn for vector count leading zero
162 least-significant bits byte.
163 (vctzlsbb): New insn for vector count trailing zero least
164 signficant bits byte.
165 (vextublx): New insn for vector extract unsigned byte left
167 (vextubrx): New insn for vector extract unsigned byte right
169 (vextuhlx): New insn for vector extract unsigned half word left
171 (vextuhrx): New insn for vector extract unsigned half word right
173 (vextuwlx): New insn for vector extract unsigned word left
175 (vextuwrx): New insn for vector extract unsigned word right
177 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
178 clarify intent of this constant.
179 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
180 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
181 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
182 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
183 and vec_xrx functions.
185 2016-10-18 Andrew Pinski <apinski@cavium.com>
188 * predict.c (is_exit_with_zero_arg): New function.
189 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
192 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
195 * config/i386/i386.c (legitimize_tls_address)
196 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
197 convert dest to Pmode if different than Pmode.
199 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
201 PR tree-optimization/77916
202 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
203 stopgap fix, as pointers with -1 increment are still broken.
205 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
207 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
208 mapping class decoration from here...
209 (rs6000_xcoff_encode_section): ...to here.
211 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
212 if shrink-wrapping and optimizing for speed.
214 2016-10-18 Richard Biener <rguenther@suse.de>
216 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
217 not visited but non-executable predecessors. Return taken edge.
218 Simplify conditions and refactor propagation vs. folding step.
220 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
222 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
223 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
224 (rs6000_get_separate_components): Assert we do not have those
227 2016-10-18 Richard Biener <rguenther@suse.de>
229 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
230 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
232 (substitute_and_fold_dom_walker): Adjust constructor.
233 (substitute_and_fold_dom_walker::before_dom_children): Remove
234 do_dce flag and handling (always true).
235 (substitute_and_fold): Likewise.
236 * tree-vrp.c (vrp_finalize): Adjust.
237 (execute_early_vrp): Remove final BB_VISITED clearing.
238 * tree-ssa-ccp.c (ccp_finalize): Adjust.
239 * tree-ssa-copy.c (fini_copy_prop): Likewise.
240 * ira.c (ira): Call clear_bb_flags.
242 2016-10-18 Richard Biener <rguenther@suse.de>
244 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
245 get at the operand to look at with TREE_OPERAND for generic
248 2016-10-18 David Malcolm <dmalcolm@redhat.com>
250 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
252 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
253 (write_test_expr): Use rtx_reader_ptr for calls to
255 (write_attr_value): Likewise.
256 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
257 call to print_md_ptr_loc.
258 (write_one_condition): Likewise for calls to print_c_condition.
259 * genconstants.c: Include "statistics.h" and "vec.h".
260 (main): Update for conversion to member functions.
261 * genemit.c (emit_c_code): Use rtx_reader_ptr for
262 call to print_md_ptr_loc.
263 * genenums.c: Include "statistics.h" and "vec.h".
264 (main): Update for conversion of traverse_enum_types to a method.
265 * genmddeps.c: Include "statistics.h" and "vec.h".
266 * genoutput.c (process_template): Use rtx_reader_ptr for call to
268 * genpreds.c (write_predicate_subfunction): Likewise.
269 (write_predicate_expr): Likewise for calls to print_c_condition.
270 * genrecog.c (print_test): Likewise.
271 * gensupport.c (process_rtx): Likewise for calls to
272 copy_md_ptr_loc and join_c_conditions.
273 (alter_test_for_insn): Likewise for call to join_c_conditions.
274 (process_substs_on_one_elem): Likewise.
275 (gen_mnemonic_setattr): Update for move of string_obstack to a
277 (mnemonic_htab_callback): Likewise. Fix formatting.
278 (gen_mnemonic_attr): Likewise.
279 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
280 to print_c_condition.
281 * read-md.c: Include "statistics.h" and "vec.h".
282 (string_obstack): Convert this global to field "m_string_obstack"
284 (ptr_locs): Likewise, as "m_ptr_locs".
285 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
286 (joined_conditions): Likewise, as "m_joined_conditions".
287 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
288 (md_constants): Likewise, as "m_md_constants".
289 (enum_types): Likewise, as "m_enum_types".
290 (set_md_ptr_loc): Convert to...
291 (rtx_reader::set_md_ptr_loc): ...member function.
292 (get_md_ptr_loc): Convert to...
293 (rtx_reader::get_md_ptr_loc): ...member function.
294 (copy_md_ptr_loc): Convert to...
295 (rtx_reader::copy_md_ptr_loc): ...member function.
296 (fprint_md_ptr_loc): Convert to...
297 (rtx_reader::fprint_md_ptr_loc): ...member function.
298 (print_md_ptr_loc): Convert to...
299 (rtx_reader::print_md_ptr_loc): ...member function.
300 (join_c_conditions): Convert to...
301 (rtx_reader::join_c_conditions): ...member function.
302 (fprint_c_condition): Convert to...
303 (rtx_reader::fprint_c_condition): ...member function.
304 (print_c_condition): Convert to...
305 (rtx_reader::print_c_condition): ...member function.
306 (read_name): Convert to...
307 (rtx_reader::read_name): ...member function.
308 (read_escape): Convert to...
309 (rtx_reader::read_escape): ...member function.
310 (read_quoted_string): Convert to...
311 (rtx_reader::read_quoted_string): ...member function.
312 (read_braced_string): Convert to...
313 (rtx_reader::read_braced_string): ...member function.
314 (read_string): Convert to...
315 (rtx_reader::read_string): ...member function.
316 (read_skip_construct): Convert to...
317 (rtx_reader::read_skip_construct): ...member function.
318 (handle_constants): Convert to...
319 (rtx_reader::handle_constants): ...member function.
320 (traverse_md_constants): Convert to...
321 (rtx_reader::traverse_md_constants): ...member function.
322 (handle_enum): Convert to...
323 (rtx_reader::handle_enum): ...member function.
324 (lookup_enum_type): Convert to...
325 (rtx_reader::lookup_enum_type): ...member function.
326 (traverse_enum_types): Convert to...
327 (rtx_reader::traverse_enum_types): ...member function.
328 (rtx_reader::rtx_reader): Move initializations
329 of various former global data from rtx_reader::read_md_files to
330 here, as fields, along with the call to unlock_std_streams.
331 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
333 (rtx_reader::read_md_files): Move initializations of various
334 global data from here to the ctor.
335 * read-md.h (read_name): Convert to...
336 (rtx_reader::read_name): ...member function.
337 (rtx_reader::read_escape): New method decl.
338 (read_quoted_string): Convert to...
339 (rtx_reader::read_quoted_string): ...member function.
340 (rtx_reader::read_braced_string): New method decl.
341 (read_string): Convert to...
342 (rtx_reader::read_string): ...member function.
343 (rtx_reader::read_skip_construct): New method decl.
344 (rtx_reader::set_md_ptr_loc): New method decl.
345 (rtx_reader::get_md_ptr_loc): New method decl.
346 (copy_md_ptr_loc): Convert to...
347 (rtx_reader::copy_md_ptr_loc): ...member function.
348 (fprint_md_ptr_loc): Convert to...
349 (rtx_reader::fprint_md_ptr_loc): ...member function.
350 (print_md_ptr_loc): Convert to...
351 (rtx_reader::print_md_ptr_loc): ...member function.
352 (rtx_reader::lookup_enum_type): New method decl.
353 (rtx_reader::traverse_enum_types): New method decl.
354 (rtx_reader::handle_constants): New method decl.
355 (traverse_md_constants): Convert to...
356 (rtx_reader::traverse_md_constants): ...member function.
357 (rtx_reader::handle_enum): New method decl.
358 (rtx_reader::join_c_conditions): New method decl.
359 (fprint_c_condition): Convert to...
360 (rtx_reader::fprint_c_condition): ...member function.
361 (print_c_condition): Convert to...
362 (rtx_reader::print_c_condition): ...member function.
363 (rtx_reader::apply_iterator_to_string): New method decl.
364 (rtx_reader::copy_rtx_for_iterators): New method decl.
365 (rtx_reader::read_conditions): New method decl.
366 (rtx_reader::record_potential_iterator_use): New method decl.
367 (rtx_reader::read_mapping): New method decl.
368 (rtx_reader::read_rtx): New method decl.
369 (rtx_reader::read_rtx_code): New method decl.
370 (rtx_reader::read_rtx_operand): New method decl.
371 (rtx_reader::read_nested_rtx): New method decl.
372 (rtx_reader::read_rtx_variadic): New method decl.
373 (rtx_reader::get_string_obstack): New method.
374 (rtx_reader::get_md_constants): New method.
375 (string_obstack): Convert global variable decl to...
376 (rtx_reader::m_string_obstack): ...this new field.
377 (rtx_reader::m_ptr_locs): New field.
378 (rtx_reader::m_ptr_loc_obstack): New field.
379 (rtx_reader::m_joined_conditions): New field.
380 (rtx_reader::m_joined_conditions_obstack): New field.
381 (rtx_reader::m_md_constants): New field.
382 (rtx_reader::m_enum_types): New field.
383 * read-rtl.c (apply_iterator_to_string): Convert to...
384 (rtx_reader::apply_iterator_to_string): ...member function.
385 (copy_rtx_for_iterators): Convert to...
386 (rtx_reader::copy_rtx_for_iterators): ...member function.
387 (add_condition_to_string): Use rtx_reader_ptr for
388 calls join_c_conditions.
389 (apply_iterators): Use rtx_reader_ptr for calls to
390 join_c_conditions and copy_rtx_for_iterators.
391 (read_conditions): Convert to...
392 (rtx_reader::read_conditions): ...member function.
393 (record_potential_iterator_use): Convert to...
394 (rtx_reader::record_potential_iterator_use): ...member function.
395 (read_mapping): Convert to...
396 (rtx_reader::read_mapping): ...member function.
397 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
398 (read_rtx): Convert to...
399 (rtx_reader::read_rtx): ...member function.
400 (read_rtx_code): Convert to...
401 (rtx_reader::read_rtx_code): ...member function.
402 (read_rtx_operand): Convert to...
403 (rtx_reader::read_rtx_operand): ...member function. Update for move
404 of string_obstack to a field.
405 (read_nested_rtx): Convert to..
406 (rtx_reader::read_nested_rtx): ...member function.
407 (read_rtx_variadic): Convert to..
408 (rtx_reader::read_rtx_variadic): ...member function.
410 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
412 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
414 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
416 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
417 for pointer type too.
418 (ipcp_update_vr): set_ptr_nonnull for pointer.
420 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
422 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
423 pt_solution_singleton_p.
424 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
425 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
426 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
427 pointer nonnull computed by VRP.
428 Also Conservatively set pt.null to 1.
429 (pt_solution_reset): Conservatively set pt.null to 1.
430 (pt_solution_singleton_or_null_p): Renamed from
431 pt_solution_singleton_p.
432 * tree-ssanames.h (set_ptr_nonnull): Declare.
433 (get_ptr_nonnull): Likewise.
434 * tree-ssanames.c (set_ptr_nonnull): New.
435 (get_ptr_nonnull): Likewise.
436 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
437 (evrp_dom_walker::before_dom_children): Likewise.
439 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
441 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
442 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
443 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
444 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
445 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
446 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
447 (rs6000_option_override_internal): Clear it if ABI_AIX.
448 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
449 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
451 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
453 * gimple-ssa-strength-reduction.c (record_increment): Remove
456 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
458 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
459 that the result is non-zero if it is true.
460 (maybe_expand_shift): New wrapper around expand_shift_1.
461 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
463 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
465 PR tree-optimization/77916
466 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
467 Don't allow a MINUS_EXPR for pointer arithmetic for either known
469 (record_increment): Increments of -1 for unknown strides just use
470 a multiply initializer like other negative values.
471 (analyze_increments): Remove stopgap solution for -1 increment
472 applied to pointer arithmetic.
474 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
476 * dominance.c (dom_info::dom_info): Add new constructor for region
477 which is vector of basic blocks.
478 (dom_init): New method to initialize members common for both
480 (dom_info::dom_info): Invoke dom_init for partial initialization.
481 (dom_info::get_idom): Add check to corner cases on basic blocks which
483 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
484 to detect unreachable bbs.
485 (dom_info::calc_idoms): Likewise.
486 (compute_dom_fast_query_in_region): New function.
487 (calculate_dominance_info_for_region): Likewise.
488 (free_dominance_info_for_region): Likewise.
489 * dominance.h: Add prototypes for introduced region-based functions
490 tree-if-conv.c: (build_region): New function.
491 (if_convertible_loop_p_1): Invoke local version of post-dominators
492 calculation before basic block predication with subsequent freeing
494 (tree_if_conversion): Remove free of post-dominator info
495 (pass_if_conversion::execute): Delete detection of infinite loops
496 and fake edges to exit block since post-dominator calculation is
497 performed per if-converted loop only.
499 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
502 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
504 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
507 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
509 * config/aarch64/aarch64.c: Delete inclusion of
510 cortex-a57-fma-steering.h.
511 (aarch64_override_options): Delete call
512 to aarch64_register_fma_steering.
513 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
514 * config/aarch64/cortex-a57-fma-steering.h: Delete.
515 * config/aarch64/aarch64-passes.def: New file.
516 * config/aarch64/cortex-a57-fma-steering.c
517 (aarch64_register_fma_steering): Delete definition.
518 (make_pass_fma_steering): Remove static qualifier.
519 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
520 (cortex-a57-fma-steering.o): Remove dependency on
521 cortex-a57-fma-steering.h.
523 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
525 * explow.c (validize_mem): Do not modify the argument in-place.
527 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
529 * tree-streamer.c (record_common_node): Explicitly list expected
532 2016-10-17 Richard Biener <rguenther@suse.de>
534 PR tree-optimization/77988
535 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
537 2016-10-17 Marek Polacek <polacek@redhat.com>
539 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
541 2016-10-17 Richard Biener <rguenther@suse.de>
543 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
546 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
548 PR tree-optimization/71636
549 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
551 2016-10-17 Richard Biener <rguenther@suse.de>
553 * gimplify.c (gimplify_function_tree): Do not move the outer
556 2016-10-17 Jakub Jelinek <jakub@redhat.com>
558 * langhooks.h (struct lang_hooks_for_decls): Remove
559 function_decl_explicit_p, function_decl_deleted_p and
560 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
561 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
562 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
563 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
564 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
565 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
566 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
567 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
568 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
569 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
570 * langhooks.c (lhd_decl_dwarf_attribute): New function.
571 * dwarf2out.c (gen_subprogram_die): Use
572 lang_hooks.decls.decl_dwarf_attribute instead of
573 lang_hooks.decls.function_decl_*.
575 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
579 * common.opt (-ftrampolines): New option.
580 * doc/invoke.texi (Code Gen Options): Document it.
581 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
582 * doc/tm.texi: Regenerate.
583 * builtins.def: Add init_descriptor and adjust_descriptor.
584 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
585 on platforms with descriptors.
586 (expand_builtin_init_descriptor): New function.
587 (expand_builtin_adjust_descriptor): Likewise.
588 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
589 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
590 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
591 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
592 Set STATIC_CHAIN_REG_P on the static chain register, if any.
593 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
594 (expand_call): Likewise. Move around call to prepare_call_address
595 and pass all flags to it.
596 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
597 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
598 (gimple_call_set_by_descriptor): New setter.
599 (gimple_call_by_descriptor_p): New getter.
600 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
601 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
602 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
603 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
604 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
605 * rtl.h (STATIC_CHAIN_REG_P): New macro.
606 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
607 * target.def (custom_function_descriptors): New POD hook.
608 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
609 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
610 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
611 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
612 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
613 (build_common_builtin_nodes): Initialize init_descriptor and
615 * tree-nested.c: Include target.h.
616 (struct nesting_info): Add 'any_descr_created' field.
617 (get_descriptor_type): New function.
618 (lookup_element_for_decl): New function extracted from...
619 (create_field_for_decl): Likewise.
620 (lookup_tramp_for_decl): ...here. Adjust.
621 (lookup_descr_for_decl): New function.
622 (convert_tramp_reference_op): Deal with descriptors.
623 (build_init_call_stmt): New function extracted from...
624 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
625 * defaults.h (FUNCTION_ALIGNMENT): Define.
626 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
627 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
628 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
629 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
630 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
632 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
634 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
635 constants in CONST_VECTORs.
637 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
639 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
640 register as destination of bmask.
641 (vector_init_bshuffle): Likewise.
642 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
643 (bmaskdi_vis): Enable only in 64-bit mode.
645 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
647 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
648 make LR a separately shrink-wrapped component unless savres_strategy
649 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
650 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
651 wrapping when not both {SAVE,REST}_INLINE_GPRS.
653 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
655 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
656 and keep looping on failure.
658 2016-10-14 David Malcolm <dmalcolm@redhat.com>
660 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
662 (print_rtx_function): Update example in comment for...
663 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
664 non-virtual pseudos with a '%' sigil followed by the regno, offset
665 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
666 pseudo is dumped as "%0".
668 2016-10-14 Jakub Jelinek <jakub@redhat.com>
671 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
674 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
676 * config/sparc/sparc-passes.def: New file.
677 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
678 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
679 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
681 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
683 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
684 loop peel to loops with exit test at the beginning.
686 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
688 PR rtl-optimization/68212
689 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
690 frequency when computing scale factor for peeled copies.
691 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
692 values for switch/peel blocks/edges.
694 2016-10-14 Pedro Alves <palves@redhat.com>
696 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
698 2016-10-14 Catherine Moore <clm@codesourcery.com>
700 * gcc/config/mips/mips.c (mips_prepare_pch_save): Initialize
701 micromips_globals to zero.
703 2016-10-14 Richard Biener <rguenther@suse.de>
705 PR tree-optimization/77979
706 * tree-vrp.c (compare_name_with_value): Handle released SSA names
707 in the equivalency sets.
708 (compare_names): Likewise.
710 2016-10-14 Martin Liska <mliska@suse.cz>
712 * builtins.h(target_char_cst_p): Declare the function.
713 * builtins.c (fold_builtin_memchr): Remove.
714 (target_char_cst_p): Move the function from gimple-fold.c.
715 (fold_builtin_3): Do not call the function.
716 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
717 (gimple_fold_builtin): Call the function.
718 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
720 2016-10-14 Martin Liska <mliska@suse.cz>
722 * builtins.c (fold_builtin_strcmp): Remove function.
723 (fold_builtin_strncmp): Likewise.
724 (fold_builtin_2): Remove call of the function.
725 (fold_builtin_3): Likewise.
726 * fold-const-call.c (fold_const_call): Add constant folding
727 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
728 * fold-const-call.h (build_cmp_result): Declare the function.
729 * gimple-fold.c (gimple_load_first_char): New function.
730 (gimple_fold_builtin_string_compare): Likewise.
731 (gimple_fold_builtin): Call the function.
733 2016-10-14 Nathan Sidwell <nathan@acm.org>
735 * gcov-io.c (gcov_open): Deconstify 'mode'.
737 2016-10-14 Martin Liska <mliska@suse.cz>
739 * fold-const.c (c_getstr): Support of properly \0-terminated
740 string constants. New argument is added.
741 * fold-const.h: New argument is added.
743 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
745 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
747 (aarch64_print_hint_for_core): Likewise.
748 (aarch64_print_hint_for_arch): Likewise.
749 (aarch64_validate_march): Use it. Fix indentation in type signature.
750 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
751 (aarch64_validate_mtune): Likewise.
752 (aarch64_handle_attr_arch): Likewise.
753 (aarch64_handle_attr_cpu): Likewise.
754 (aarch64_handle_attr_tune): Likewise.
756 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
758 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
761 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
763 * config/m68k/m68k.c (m68k_option_override): Check
764 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
765 instead of stack_limit_rtx.
767 2016-10-13 Jakub Jelinek <jakub@redhat.com>
769 * dwarf2out.c (gen_member_die): Handle inline static data member
772 2016-10-13 Nathan Sidwell <nathan@acm.org>
774 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
775 gcov_var.mode. Remove unnecessary fstat.
777 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
780 * function.c (thread_prologue_and_epilogue_insns): Call all
781 make_*logue_seq in the same order as traditional. Call them
782 all a second time if shrink_wrapped_separate.
784 2016-10-13 Marek Polacek <polacek@redhat.com>
786 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
787 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
790 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
792 PR tree-optimization/77937
793 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
794 to infinite when we have a pointer with an increment of -1.
796 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
798 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
800 * memmodel.h: This file.
801 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
802 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
803 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
804 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
805 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
806 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
807 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
808 compare-elim.c, config/aarch64/aarch64-builtins.c,
809 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
810 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
811 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
812 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
813 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
814 config/darwin.c, config/epiphany/epiphany.c,
815 config/epiphany/mode-switch-use.c,
816 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
817 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
818 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
819 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
820 config/m68k/m68k.c, config/mcore/mcore.c,
821 config/microblaze/microblaze.c, config/mmix/mmix.c,
822 config/mn10300/mn10300.c, config/moxie/moxie.c,
823 config/msp430/msp430.c, config/nds32/nds32-cost.c,
824 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
825 config/nds32/nds32-memory-manipulation.c,
826 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
827 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
828 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
829 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
830 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
831 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
832 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
833 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
834 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
835 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
836 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
837 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
838 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
839 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
840 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
841 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
842 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
843 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
844 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
845 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
846 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
847 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
848 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
849 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
850 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
851 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
852 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
853 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
854 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
855 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
856 var-tracking.c, varasm.c: Include memmodel.h.
857 * genattrtab.c (write_header): Include memmodel.h in generated file.
858 * genautomata.c (main): Likewise.
859 * gengtype.c (open_base_files): Likewise.
860 * genopinit.c (main): Likewise.
861 * genconditions.c (write_header): Include memmodel.h earlier in
863 * genemit.c (main): Likewise.
864 * genoutput.c (output_prologue): Likewise.
865 * genpeep.c (main): Likewise.
866 * genpreds.c (write_insn_preds_c): Likewise.
867 * genrecog.c (write_header): Likewise.
868 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
870 2016-10-13 David Malcolm <dmalcolm@redhat.com>
872 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
873 for new "compact" param of print_rtx_function. Check for "cinsn"
875 * print-rtl-function.c (flag_compact): New decl.
876 (print_rtx_function): Add param "compact" and use it to set
877 flag_compact, adding a description of the effect to the leading
878 comment, and updating the example output.
879 * print-rtl.c (flag_compact): New variable.
880 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
882 (print_rtx_operand_code_i): When printing source locations, wrap
883 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
884 (print_rtx_operand_code_r): Don't print regnos for hard regs and
885 virtuals in compact mode.
886 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
887 apart from in LABEL_REFs.
888 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
889 Don't print basic block ids in compact mode.
890 (print_rtx): In compact mode, prefix the code of insns with "c",
891 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
892 * print-rtl.h (print_rtx_function): Add "compact" param.
894 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
896 * arm.h (TARGET_VFP): Delete.
897 (TARGET_VFPD32): Remove references to TARGET_VFP.
898 (TARGET_VFP3, TARGET_VFP5): Likewise.
899 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
900 (TARGET_NEON_FP16): Likewise.
901 (TARGET_FMA): Likewise.
902 (TARGET_CRYPTO): Likewise.
903 (TARGET_NEON): Likewise.
904 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
905 (FUNCTION_ARG_REGNO_P): Likewise.
906 * arm.c (arm_option_check_internal): Likewise.
907 (arm_option_override): Likewise.
908 (use_return_insn): Likewise.
909 (arm_function_value_regno_p): Likewise.
910 (arm_apply_result_size): Likewise.
911 (use_vfp_abi): Likewise.
912 (arm_legitimate_address_outer_p): Likewise.
913 (thumb2_legitimate_address_p): Likewise.
914 (arm_legitimate_index_p): Likewise.
915 (thumb2_legitimate_index_p): Likewise.
916 (arm_legitimate_address): Likewise.
917 (arm_get_vfp_saved_size): Likewise.
918 (arm_emit_vfp_multi_reg_pop): Likewise.
919 (arm_get_frame_offsets): Likewise.
920 (arm_save_coproc_regs): Likewise.
921 (arm_hard_regno_mode_ok): Likewise.
922 (arm_expand_epilogue_apcs_frame): Likewise.
923 (arm_expand_epilogue): Likewise.
924 (arm_file_start): Likewise.
925 (arm_conditional_register_usage): Likewise.
926 (arm_validize_comparison): Use vfp_compare_operand directly.
927 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
928 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
930 (arm_atomic_assign_expand_fenv): Likewise.
931 * arm.md (divsf3): Likewise.
932 (arm_negsi2): Likewise.
934 (arm_movdi): Likewise.
935 (arm_movt): Likewise.
936 (cbranchsf4): Change predicate to vfp_compare_operand.
937 (cbranchdf4): Change predicate to vfp_compare_operand.
938 (cstorehf4): Change predicate to vfp_compare_operand.
939 (cstoresf4): Change predicate to vfp_compare_operand.
940 (cstoredf4): Change predicate to vfp_compare_operand.
941 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
942 (movhi_insn_arch4, movhi_bytes): Likewise.
943 * constraints.md (Dt): Likewise.
945 * iterators.md (SDF): Likewise.
946 * predicates.md (arm_float_compare_operand): Delete.
947 (const_double_vcvt_power_of_two_reciprocal): Remove references to
949 (const_double_vcvt_power_of_two): Likewise.
950 * thumb2.md thumb2_movsi_insn): Likewise.
951 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
952 (movhf_vfp): Likewise.
953 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
954 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
955 (movsf_vfp, thumb2_movsf_vfp): Likewise.
956 (movdf_vfp, thumb2_movdf_vfp): Likewise.
957 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
958 (subsf3_vfp, divsf3_vfp): Likewise.
959 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
960 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
961 (mulsf3negsfsubsf_vfp): Likewise.
962 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
963 (floatunssisf2, sqrtsf2_vfp): Likewise.
964 (movcc_vfp): Likewise.
965 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
966 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
967 (push_multi_vfp): Likewise.
968 (set_fpscr, get_fpscr): Likewise.
969 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
971 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
973 * arm.h (TARGET_VFP): Unconditionally define to 1.
974 (arm_fpu_desc): Remove 'model' field.
975 (TARGET_FPU_MODEL): Delete.
976 * arm.c (all_fpus): Don't initialize the model field.
977 (arm_can_inline_p): Don't check the FPU model.
978 * arm-fpus.def: Remove redundant model field from all FPU
981 2016-10-13 Richard Biener <rguenther@suse.de>
984 * genmatch.c (struct capture): Add value_match member.
985 (commutate): Preserve value_match.
986 (lower_opt_convert): Likewise.
987 (lower_cond): Likewise.
988 (replace_id): Likewise.
989 (struct dt_operand): Add value_match member.
990 (decision_tree::cmp_node): Compare it.
991 (decision_tree::insert_operand): Honor it when finding and
992 when appending a DT_MATCH.
993 (dt_operand::gen_match_op): Generate a type check after
994 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
995 (parser::get_internal_capture_id): New helper.
996 (parser::finish_match_operand): New function lowering @@<id>.
997 (parser::parse_capture): Parse @@<id> as value-match.
998 (parser::parse_expr): Use get_internal_capture_id.
999 (parser::parse_simplify): Call finish_match_operand.
1000 (walk_captures): New helper.
1001 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
1003 ((X /[ex] A) * A -> X): Likewise.
1004 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
1005 convert[12] and value-matching.
1006 ((A | B) & (A | C) -> A | (B & C)): Likewise.
1007 ((X | Y) | Y -> X | Y): Likewise.
1008 ((X ^ Y) ^ Y -> X): Likewise.
1009 (A - (A & B) -> ~B & A): Likewise.
1010 ((T)(P + A) - (T)P -> (T) A): Likewise.
1011 ((T)P - (T)(P + A) -> -(T) A): Likewise.
1012 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
1013 * doc/match-and-simplify.texi: Amend capture section.
1015 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
1017 * config/arc/arc.md (umul_600): Remove predicated variant.
1018 (umul64_600): Likewise.
1020 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
1022 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
1024 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1026 * tree-vect-loop.c (loop_niters_no_overflow): New func.
1027 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
1028 no-overflow information to vect_do_peeling_for_loop_bound and
1029 vect_gen_vector_loop_niters.
1031 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1033 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
1036 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1038 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
1039 adjust_vec automatically.
1040 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
1041 param exit_bb to guard_to.
1042 (slpeel_checking_verify_cfg_after_peeling):
1043 (set_prologue_iterations):
1044 (create_lcssa_for_virtual_phi): New func which is factored out from
1045 slpeel_tree_peel_loop_to_edge.
1046 (slpeel_tree_peel_loop_to_edge):
1047 (iv_phi_p): New func.
1048 (vect_can_advance_ivs_p): Call iv_phi_p.
1049 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
1050 new gimple stmts in basic block.
1051 (vect_do_peeling_for_loop_bound):
1052 (vect_do_peeling_for_alignment):
1053 (vect_gen_niters_for_prolog_loop): Rename to...
1054 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
1055 adjust implementation.
1056 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
1057 sizetype if necessary.
1058 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
1059 it to external function.
1060 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
1061 (vect_gen_vector_loop_niters_mult_vf): New.
1062 (slpeel_update_phi_nodes_for_loops): New.
1063 (slpeel_update_phi_nodes_for_guard1): Reimplement.
1064 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
1065 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
1066 * tree-vect-loop.c (vect_build_loop_niters): Move to file
1067 tree-vect-loop-manip.c
1068 (vect_generate_tmps_on_preheader): Delete.
1069 (vect_transform_loop): Rename vectorization_factor to vf. Call
1070 vect_do_peeling instead of vect_do_peeling-* functions.
1071 * tree-vectorizer.h (vect_do_peeling): New decl.
1072 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
1073 (vect_do_peeling_for_loop_bound): Delete.
1074 (vect_do_peeling_for_alignment): Delete.
1076 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1078 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
1079 duplicated loop after its preheader and after the original loop.
1081 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1083 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
1084 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
1086 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1088 * tree-vect-loop.c (vectorizable_live_operation): Support handling
1089 for live variable outside loop but not in lcssa form.
1091 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1093 * cfg.c (reset_original_copy_tables): New func.
1094 * cfg.h (reset_original_copy_tables): New decl.
1096 2016-10-13 Jakub Jelinek <jakub@redhat.com>
1099 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
1101 * varasm.c (default_binds_local_p_3): Formatting fix.
1103 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1105 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
1107 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
1108 Remove useless code.
1110 2016-10-13 Martin Liska <mliska@suse.cz>
1112 PR tree-optimization/77943
1113 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
1114 a different EH landing pads.
1116 2016-10-13 Jakub Jelinek <jakub@redhat.com>
1119 * hooks.h (hook_tree_void_null): Declare.
1120 * hooks.c (hook_tree_void_null): New function.
1121 * langhooks.c (lhd_return_null_tree_v): Remove.
1122 * langhooks-def.h (lhd_return_null_tree_v): Remove.
1123 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
1124 set y to const0_rtx.
1125 * function.c (stack_protect_epilogue): Likewise.
1126 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
1127 if TARGET_THREAD_SSP_OFFSET is defined.
1128 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1129 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1130 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1131 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1132 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1133 (ix86_stack_protect_guard): New function.
1135 2016-10-13 Richard Biener <rguenther@suse.de>
1137 * dwarf2out.c (tree_add_const_value_attribute): Do not try
1138 rtl_for_decl_init during early phase.
1139 (gen_variable_die): Do not create locations during early phase.
1140 (gen_label_die): Likewise.
1141 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
1144 2016-10-12 Richard Biener <rguenther@suse.de>
1146 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
1147 try_add_new_range and made to eturn new range.
1148 (evrp_dom_walker::before_dom_children): Push op1 value range before
1149 pushing op0 value range.
1151 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1153 PR tree-optimization/77937
1154 * gimple-ssa-strength-reduction.c (analyze_increments): Use
1155 POINTER_TYPE_P on the candidate type to determine whether
1156 candidates in this chain require pointer arithmetic.
1158 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
1160 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
1161 correction if the type is smaller than a word.
1162 (visium_select_cc_mode): Add ... fall through ... comment.
1164 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1166 * config/rs6000/rs6000.c (machine_function): Add new fields
1167 gpr_is_wrapped_separately and lr_is_wrapped_separately.
1168 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
1169 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
1170 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
1171 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
1172 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
1173 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
1174 (rs6000_get_separate_components): New function.
1175 (rs6000_components_for_bb): New function.
1176 (rs6000_disqualify_components): New function.
1177 (rs6000_emit_prologue_components): New function.
1178 (rs6000_emit_epilogue_components): New function.
1179 (rs6000_set_handled_components): New function.
1180 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
1181 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
1182 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
1183 (rs6000_emit_epilogue): Don't emit GPR restores if
1184 gpr_is_wrapped_separately for that register. Don't make a
1185 REG_CFA_RESTORE note for registers we did not restore, either.
1187 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1189 * function.c (thread_prologue_and_epilogue_insns): Call
1190 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
1191 if it has possibly changed. Compute the split_prologue_seq and
1192 epilogue_seq later, too.
1193 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
1194 (dump_components): New function.
1195 (struct sw): New struct.
1197 (init_separate_shrink_wrap): New function.
1198 (fini_separate_shrink_wrap): New function.
1199 (place_prologue_for_one_component): New function.
1200 (spread_components): New function.
1201 (disqualify_problematic_components): New function.
1202 (emit_common_heads_for_components): New function.
1203 (emit_common_tails_for_components): New function.
1204 (insert_prologue_epilogue_for_components): New function.
1205 (try_shrink_wrapping_separate): New function.
1206 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
1208 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1210 * regrename.c (build_def_use): Invalidate chains that have a
1211 REG_CFA_RESTORE on some instruction.
1213 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1215 * dce.c (delete_unmarked_insns): Don't delete instructions with
1216 a REG_CFA_RESTORE note.
1218 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1220 * common.opt (-fshrink-wrap-separate): New flag.
1221 * doc/invoke.texi: Document it.
1222 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
1223 * doc/tm.texi: Regenerate.
1224 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
1225 * target.def (shrink_wrap): New hook vector.
1226 (get_separate_components, components_for_bb, disqualify_components,
1227 emit_prologue_components, emit_epilogue_components,
1228 set_handled_components): New hooks.
1230 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1232 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
1233 vector return by reference only if -Wpsabi.
1234 (rs6000_pass_by_reference): Similarly, for argument passing.
1236 2016-10-12 David Malcolm <dmalcolm@redhat.com>
1238 * function-tests.c: Include "print-rtl.h".
1239 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
1240 function, and verify what is dumped.
1241 * print-rtl-function.c (print_edge): New function.
1242 (begin_any_block): New function.
1243 (end_any_block): New function.
1244 (can_have_basic_block_p): New function.
1245 (print_rtx_function): Track the basic blocks of insns in the
1246 chain, wrapping those that are within blocks within "(block)"
1247 directives. Remove the "(cfg)" directive.
1249 2016-10-12 David Malcolm <dmalcolm@redhat.com>
1251 * selftest.c (selftest::read_file): New function.
1252 (selftest::test_read_file): New function.
1253 (selftest::selftest_c_tests): Call test_read_file.
1254 * selftest.h (selftest::read_file): New decl.
1256 2016-10-12 Richard Biener <rguenther@suse.de>
1259 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
1262 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
1264 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
1266 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
1267 dwarf2out_assembly_start.
1269 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
1271 * Makefile.in (SELFTEST_FLAGS): New variable.
1272 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
1274 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
1277 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
1279 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
1280 dumped in RTL dumps.
1282 2016-10-12 Martin Liska <mliska@suse.cz>
1284 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
1285 (gimple_fold_builtin_memory_op): Use the function.
1286 (gimple_fold_builtin_strchr): Likewise.
1287 (gimple_fold_builtin_strcat): Likewise.
1288 (gimple_build): Likewise.
1290 2016-10-12 Nathan Sidwell <nathan@acm.org>
1292 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
1294 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
1296 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
1297 equivalent 32-bit constant (modulo 2**32) when that yields
1298 smaller instructions.
1299 (size_of_int_loc_descriptor): Update accordingly.
1301 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
1303 * dwarf2out.c (dwarf2out_early_global_decl): For nested
1304 functions, call dwarf2out_decl on the parent function first.
1306 2016-10-12 Richard Biener <rguenther@suse.de>
1308 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
1311 2016-10-12 Richard Biener <rguenther@suse.de>
1313 * tree-ssa-propagate.c
1314 (substitute_and_fold_dom_walker::before_dom_children): Do not
1315 ignore ASSERT_EXPRs but only preserve them.
1316 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
1317 that have been propagated into.
1318 (vrp_finalize): Enable DCE for substitute_and_fold.
1320 2016-10-12 Richard Biener <rguenther@suse.de>
1322 PR tree-optimization/77920
1323 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
1324 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
1325 (simplify_abs_using_ranges): Likewise.
1326 (simplify_conversion_using_ranges): Likewise.
1327 (simplify_stmt_using_ranges): Adjust.
1329 2016-10-12 Jakub Jelinek <jakub@redhat.com>
1331 PR tree-optimization/77929
1332 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
1333 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
1335 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1338 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
1339 needs a base register for arg 1.
1341 2016-10-12 Jakub Jelinek <jakub@redhat.com>
1343 * common.opt (Wimplicit-fallthrough) Turn into alias to
1344 -Wimplicit-fallthrough=3. Remove EnabledBy.
1345 (Wimplicit-fallthrough=): New option.
1346 * gimplify.c (warn_implicit_fallthrough_r): Use
1347 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
1348 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
1349 to -Wimplicit-fallthrough=3.
1350 (-Wimplicit-fallthrough=): Document.
1352 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
1354 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
1355 and GEU in DImode if TARGET_SUBXC.
1356 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
1357 (seqdi<W:mode>_zero_subxc): Delete.
1358 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
1359 (neg_seqdi<W:mode>_zero_vis3): Delete.
1360 (plus_seqdi<W:mode>_zero): Likewise.
1361 (minus_seqdi<W:mode>_zero): Likewise.
1362 (plus_plus_sltu<W:mode>): Accept only register.
1363 (addx<W:mode>): Likewise.
1364 (plus_sltu<W:mode>_vis3): Likewise.
1365 (plus_plus_sltu<W:mode>_vis3): Likewise.
1366 (neg_sgeu<W:mode>_vis3): Delete.
1367 (minus_sgeu<W:mode>_vis3): Likewise.
1368 (addxc<W:mode>): Accept only registers.
1369 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
1370 (minus_neg_sltu<W:mode>_subxc): Accept only register.
1371 (neg_plus_sltu<W:mode>_subxc): Likewise.
1372 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
1373 (minus_minus_sltu<W:mode>_subxc): Accept only register.
1374 (sgeu<W:mode>_insn_subxc): Delete.
1375 (plus_sgeu<W:mode>_subxc): Likewise.
1376 (subxc<W:mode>): Accept only register.
1377 (scc splitter): Split always GEU again.
1379 2016-10-11 Jeff Law <law@redhat.com>
1381 PR tree-optimization/77424
1382 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
1383 dead conditionals. Assert that all e->aux fields are NULL.
1385 2016-10-11 David Malcolm <dmalcolm@redhat.com>
1387 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
1388 operand-printing "switch" statement into...
1389 (print_rtx_operand_code_0): ...this new function, ...
1390 (print_rtx_operand_code_e): ...this new function, ...
1391 (print_rtx_operand_codes_E_and_V): ...this new function, ...
1392 (print_rtx_operand_code_i): ...this new function, ...
1393 (print_rtx_operand_code_r): ...this new function, ...
1394 (print_rtx_operand_code_u): ...this new function, ...
1395 (print_rtx_operand): ...and this new function.
1397 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
1399 * config/alpha/alpha-passes.def: New file.
1400 * config/alpha/t-alpha: New file.
1401 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
1402 (make_pass_handle_trap_shadows): New prototype.
1403 (make_pass_align_insns): Ditto.
1404 * config/alpha/alpha.c (alpha_option_override): Don't register
1406 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
1408 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1411 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
1412 distinct __ibm128 IBM extended double type if long doubles are
1413 128-bits and the default format for long double is IEEE 128-bit.
1415 2016-10-11 Richard Biener <rguenther@suse.de>
1417 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
1418 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
1419 (verify_die): New function.
1420 (dwarf2out_finish): Call it.
1421 (output_line_info): Handle case of -gsplit-dwarf without
1422 DWARF2_ASM_LINE_DEBUG_INFO.
1424 2016-10-11 Richard Biener <rguenther@suse.de>
1427 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
1428 sub-chains of BLOCK_VARS and gimple_bind_vars.
1430 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
1432 * config/i386/znver1.md : Fix imov/imovx load type reservations.
1434 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
1436 * config/sparc/sparc.opt (msubxc): New option.
1437 * doc/invoke.texi (SPARC options): Document it and tidy up.
1438 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
1439 * doc/tm.texi: Regenerate.
1440 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
1442 (CCX_NOOV): Rename into...
1446 * config/sparc/predicates.m (fcc_register_operand): Simplify.
1447 (fcc0_register_operand): Likewise.
1448 (icc_register_operand): New.
1449 (icc_or_fcc_register_operand): Simplify.
1450 (nz_comparison_operator): New.
1451 (c_comparison_operator): Likewise.
1452 (noov_compare_operator): Rename into...
1453 (icc_comparison_operator): ...this. Use above predicates.
1454 (noov_compare64_operator): Rename into...
1455 (v9_comparison_operator): ...this and tidy up.
1456 (fcc_comparison_operator): New.
1457 (icc_or_fcc_comparison_operator): Likewise.
1458 (v9_register_compare_operator): Rename info...
1459 (v9_register_comparison_operator): ...this.
1460 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
1461 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
1463 (sparc_fixed_condition_code_regs): New function.
1464 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
1465 renaming and add support for CCC/CCXC.
1466 (output_cbranch): Likewise.
1467 (sparc_print_operand): Likewise.
1468 (gen_v9_scc): Remove obsolete assertion.
1469 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
1470 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
1471 (output_cbcond): Remove bogus handling of CC modes.
1472 (sparc_register_move_cost): Return 100 for NO_REGS.
1473 * config/sparc/sparc.md (W): New mode iterator.
1474 (length): Adjust for noov_compare64_operator renaming.
1475 (cmpsi_sne): New instruction.
1476 (cmpdi_sne): Likewise.
1477 (seqdi_special): Delete.
1478 (seqdi_special): Likewise.
1479 (snesi<P:mode>_special): Likewise.
1480 (snedi_special): Likewise.
1481 (snedi_special_vis3): Likewise.
1482 (snesi patterns): Use W iterator.
1483 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
1484 (sltu patterns): Likewise.
1485 (sgeu patterns): Likewise.
1486 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
1487 (normal_branch): Use icc_comparison_operator predicate.
1488 (inverted_branch): Likewise.
1489 (cbcond_sp32): Use comparison_operator predicate.
1490 (cbcond_sp64): Likewise.
1491 (normal_int_branch_sp64): Adjust for renaming
1492 (inverted_int_branch_sp64): Likewise.
1493 (mov<I:mode>_cc_reg_sp64): Likewise.
1494 (movsf_cc_reg_sp6): Likewise.
1495 (movdf_cc_reg_sp64): Likewise.
1496 (movtf_cc_reg_hq_sp64): Likewise.
1497 (movtf_cc_reg_sp64): Likewise.
1498 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
1499 (movsf_cc_v9): Likewise.
1500 (movdf_cc_v9): Likewise.
1501 (movtf_cc_hq_v9): Likewise.
1502 (movtf_cc_v9): Likewise.
1503 (adddi3): Call gen_adddi3_sp32.
1504 (adddi3_insn_sp32): Rename to...
1505 (adddi3_sp32): ...this. Accept only register_operand as operand #1
1506 and use CCCmode for the carry.
1507 (addx_extend_sp32): Use CCCmode for the carry.
1508 (addx_extend_sp64): Delete.
1509 (adddi3_extend_sp32): Use CCCmode for the carry.
1510 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
1511 (subdi3): Call gen_subdi3_sp32.
1512 (subdi3_insn_sp32): Rename to...
1513 (subdi3_sp32): ...this and use CCmode for the carry.
1514 (subx_extend_sp32): Use CCCmode for the carry.
1515 (subx_extend_sp64): Delete.
1516 (subdi3_extend_sp32): Use CCmode for the carry.
1517 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
1518 (negdi3): Call gen_negdi3_sp32.
1519 (negdi3_sp32): Use CCCmode for the carry.
1520 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
1521 (cmp_nz_ashift_1): Use CCNZ mode.
1522 (cmp_nz_set_ashift_1): Likewise.
1523 (ctrapsi4): Use comparison_operator predicate.
1524 (ctrapdi4): Likewise.
1525 (trapsi_insn): Use icc_comparison_operator predicate.
1526 (trapdi_insn): Likewise.
1527 (edge8 patterns): Use CCNZmode.
1528 (edge16 patterns): Likewise.
1529 (edge32 patterns): Likewise.
1531 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
1533 * config/visium/visium-modes.def (CC_NOOV): Rename into...
1535 (CC_BTST): Rename into...
1537 * config/visium/predicates.md (real_add_operand): New.
1538 (visium_btst_operator): Rename into...
1539 (visium_equality_comparison_operator): ...this.
1540 (visium_noov_operator): Rename into...
1541 (visium_nz_comparison_operator): ...this.
1542 (visium_c_comparison_operator): New.
1543 (visium_branch_operator): Adjust and deal with all CC modes.
1544 * config/visium/visium.c (visium_adjust_cost): Adjust.
1545 (visium_split_double_add): Use the *_set_carry patterns.
1546 (visium_select_cc_mode): Add support for CCC mode and adjust.
1547 (output_cbranch): Adjust and use the carry-based operators for
1548 floating-point comparisons.
1549 * config/visium/visium.md (flags_subst_arith): Adjust.
1550 (addsi3_insn_set_carry): New instruction.
1551 (subsi3_insn_set_carry): Likewise.
1552 (negsi2_insn_set_carry): Likewise.
1554 (cmp<mode>_sne): Likewise.
1555 (cbranch<mode>4): Use ordered_comparison_operator.
1556 (cbranch<mode>4_insn): Likewise.
1557 (cbranchsi4_btst_insn): Adjust.
1559 2016-10-11 Tom de Vries <tom@codesourcery.com>
1562 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
1565 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
1567 * tree.h (build_complex_type): Add second parameter with default.
1568 * tree.c (build_complex_type): Add NAMED second parameter and adjust
1569 recursive call. Create a TYPE_DECL only if NAMED is true.
1570 (build_common_tree_nodes): Pass true in calls to build_complex_type.
1572 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
1574 New avr-passes.def to register AVR specific passes.
1576 * config/avr/avr-passes.def: New file.
1577 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
1578 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
1579 (make_avr_pass_recompute_note): New proto.
1580 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
1581 (avr_pass_recompute_notes): Use anonymous namespace.
1582 (avr_register_passes): Remove function...
1583 (avr_option_override): ...and its call.
1585 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
1587 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
1588 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
1589 PTF_AVOID_BRANCHLIKELY_SPEED for others.
1590 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
1592 * config/mips/mips.c (mips_option_override): Enable the branch
1593 likely depending on the tune flags and optimization level.
1594 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
1595 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
1596 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
1597 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
1599 2016-10-11 Richard Biener <rguenther@suse.de>
1601 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
1602 (output_function): Properly stream the whole block tree.
1603 * lto-streamer-in.c (input_function): Likewise.
1605 2016-10-11 Marek Polacek <polacek@redhat.com>
1607 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
1609 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
1611 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
1612 (evrp_dom_walker::before_dom_children): Infer and push new value
1613 ranges for x in y < x.
1615 2016-10-10 Joseph Myers <joseph@codesourcery.com>
1618 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
1619 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
1620 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
1621 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
1622 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
1623 (IA64_NO_LIBGCC_TFMODE): Likewise.
1625 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
1627 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
1630 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
1632 * config.gcc: Add aarch64-*-freebsd* support.
1633 * config.host: Likewise.
1634 * config/aarch64/aarch64-freebsd.h: New file.
1635 * config/aarch64/t-aarch64-freebsd: Ditto.
1637 2016-10-10 Jeff Law <law@redhat.com>
1639 PR tree-optimization/71947
1640 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
1641 B with A within a single statement.
1643 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1645 PR tree-optimization/77824
1646 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
1647 zero cost for copies.
1648 (find_candidates_dom_walker::before_dom_children): Replace
1649 MODIFY_EXPR with SSA_NAME.
1650 (replace_mult_candidate): Likewise.
1651 (replace_profitable_candidates): Likewise.
1653 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1655 * config/s390/s390.h: Wrap more macros args in brackets and fix
1657 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
1659 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
1661 2016-10-10 Andreas Schwab <schwab@suse.de>
1664 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
1665 pseudo is not DImode.
1667 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
1669 * common/config/arc/arc-common.c (arc_option_optimization_table):
1670 Remove compact casesi option.
1671 * config/arc/arc.c (arc_override_options): Use compact casesi
1672 option only for pre-ARCv2 cores.
1673 * doc/invoke.texi (mcompact-casesi): Update text.
1675 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1677 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
1678 Add macro to say we can efficiently handle overlapping unaligned
1680 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
1681 poor code for processors older than p8.
1683 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
1685 * gen-pass-instances.awk: Remove GNUism.
1687 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1689 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
1690 NULL of (*ipcp_transformations)][node->uid].
1692 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
1694 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
1695 (MALLOC_ABI_ALIGNMENT): Define.
1697 2016-10-09 Jakub Jelinek <jakub@redhat.com>
1699 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
1700 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
1701 VAR_OR_FUNCTION_DECL_P macros.
1702 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
1703 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
1704 chkp_find_bounds_1): Likewise.
1705 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
1706 * hsa-gen.c (get_symbol_for_decl): Likewise.
1707 * cgraphunit.c (check_global_declaration, analyze_functions,
1708 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
1710 * gimple-fold.c (can_refer_decl_in_current_unit_p,
1711 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
1713 * tree.c (set_decl_section_name, copy_node_stat,
1714 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
1715 merge_dllimport_decl_attributes, handle_dll_attribute,
1716 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
1717 verify_type): Likewise.
1718 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
1719 find_explicit_erroneous_behavior): Likewise.
1720 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
1721 * ipa.c (process_references): Likewise.
1722 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
1723 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
1724 notice_global_symbol, assemble_variable, mark_decl_referenced,
1725 build_constant_desc, output_constant_def_contents, do_assemble_alias,
1726 make_decl_one_only, default_section_type_flags,
1727 categorize_decl_for_section, default_encode_section_info): Likewise.
1728 * trans-mem.c (requires_barrier): Likewise.
1729 * gimple-expr.c (mark_addressable): Likewise.
1730 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
1731 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
1732 expand_debug_expr): Likewise.
1733 * tree-dump.c (dequeue_and_dump): Likewise.
1734 * ubsan.c (instrument_bool_enum_load): Likewise.
1735 * tree-pretty-print.c (print_declaration): Likewise.
1736 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
1737 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
1738 * asan.c (asan_protect_global, instrument_derefs): Likewise.
1739 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
1740 pass_build_ssa::execute): Likewise.
1741 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
1742 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
1744 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
1746 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
1747 can_be_nonlocal, remap_decls, copy_debug_stmt,
1748 initialize_inlined_parameters, add_local_variables,
1749 reset_debug_binding, replace_locals_op): Likewise.
1750 * dse.c (can_escape): Likewise.
1751 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
1753 * tree-diagnostic.c (default_tree_printer): Likewise.
1754 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
1755 unpack_ts_decl_with_vis_value_fields,
1756 lto_input_ts_decl_common_tree_pointers): Likewise.
1757 * builtins.c (builtin_save_expr, fold_builtin_expect,
1758 readonly_data_expr): Likewise.
1759 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
1760 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
1762 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
1763 * gimplify.c (force_constant_size, gimplify_bind_expr,
1764 gimplify_decl_expr, gimplify_var_or_parm_decl,
1765 gimplify_compound_lval, gimplify_init_constructor,
1766 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
1767 gimplify_type_sizes): Likewise.
1768 * cgraphbuild.c (record_reference, record_type_list, mark_address,
1769 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
1770 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
1771 remove_unused_locals): Likewise.
1772 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
1773 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
1774 * function.c (instantiate_expr, instantiate_decls_1,
1775 setjmp_vars_warning, add_local_decl): Likewise.
1776 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
1778 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
1779 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
1780 optimize_va_list_gpr_fpr_size): Likewise.
1781 * tree-nrv.c (pass_nrv::execute): Likewise.
1782 * tsan.c (instrument_expr): Likewise.
1783 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
1784 * vtable-verify.c (verify_bb_vtables): Likewise.
1785 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
1786 get_ref_base_and_extent): Likewise.
1787 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
1789 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
1790 analyze_all_variable_accesses): Likewise.
1791 * tree-nested.c (get_nonlocal_debug_decl,
1792 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
1793 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
1794 get_local_debug_decl, convert_local_omp_clauses,
1795 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
1797 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
1798 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
1799 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
1800 dbxout_symbol, dbxout_common_check): Likewise.
1801 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
1802 string_constant): Likewise.
1803 * hsa.c (hsa_get_declaration_name): Likewise.
1804 * passes.c (rest_of_decl_compilation): Likewise.
1805 * tree-ssanames.c (make_ssa_name_fn): Likewise.
1806 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
1807 pack_ts_decl_with_vis_value_fields,
1808 write_ts_decl_common_tree_pointers): Likewise.
1809 * stor-layout.c (place_field): Likewise.
1810 * symtab.c (symtab_node::maybe_create_reference,
1811 symtab_node::verify_base, symtab_node::make_decl_local,
1812 symtab_node::copy_visibility_from,
1813 symtab_node::can_increase_alignment_p): Likewise.
1814 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
1815 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
1816 fortran_common, add_location_or_const_value_attribute,
1817 add_scalar_info, add_linkage_name, set_block_abstract_flags,
1818 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
1819 optimize_one_addr_into_implicit_ptr,
1820 optimize_location_into_implicit_ptr): Likewise.
1821 * gimple-low.c (record_vars_into): Likewise.
1822 * ipa-visibility.c (update_vtable_references): Likewise.
1823 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
1825 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
1826 DFS::DFS_write_tree_body, write_symbol): Likewise.
1827 * langhooks.c (lhd_warn_unused_global_decl,
1828 lhd_set_decl_assembler_name): Likewise.
1829 * attribs.c (decl_attributes): Likewise.
1830 * except.c (output_ttype): Likewise.
1831 * varpool.c (varpool_node::get_create, ctor_for_folding,
1832 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
1833 * fold-const.c (fold_unary_loc): Likewise.
1834 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
1835 ipa_find_agg_cst_from_init): Likewise.
1836 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
1837 expand_omp_target, lower_omp_regimplify_p,
1838 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
1839 find_link_var_op): Likewise.
1840 * tree-chrec.c (chrec_contains_symbols): Likewise.
1841 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
1842 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
1843 execute_fixup_cfg): Likewise.
1845 PR tree-optimization/77901
1846 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
1847 if ranges[i].exp is SSA_NAME when looking for >= and only when
1848 ranges[i].exp is NULL or SSA_NAME when looking for the other
1851 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1853 * ipa-cp.c (ipcp_alignment_lattice): Remove.
1854 (ipcp_param_lattices): Remove field alignment.
1855 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
1856 (set_all_contains_variable): Remove call to
1857 ipcp_alignment_lattice::set_to_bottom.
1858 (initialize_node_lattices): Likewise.
1859 (propagate_alignment_accross_jump_function): Remove.
1860 (propagate_constants_accross_call): Remove call to
1861 propagate_alignment_accross_jump_function.
1862 (ipcp_store_alignment_results): Remove.
1863 (ipcp_driver): Remove call to ipcp_store_alignment_results.
1864 (propagate_bits_accross_jump_function): Handle ancestor jump function.
1865 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
1866 pretty-printing of alignment jump function.
1867 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
1868 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
1869 alignments and remove computing ipa_alignment jump function.
1870 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
1871 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
1872 (ipa_read_jump_function): Remove reading of ipa_alignment.
1873 (write_ipcp_transformation_info): Remove streaming for alignment
1874 propagation summary.
1875 (read_ipcp_transformation_info): Remove reading of alignment
1876 propagation summary.
1877 (ipcp_update_alignments): Remove.
1878 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
1880 (ipcp_transform_function): Remove call to ipcp_update_alignments()
1881 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
1882 * ipa-prop.h (ipa_alignment): Remove.
1883 (ipa_jump_func): Remove field alignment.
1884 (ipcp_transformation_summary): Remove field alignments.
1885 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
1886 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
1887 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
1889 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
1891 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
1893 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
1895 (visium_expand_fp_cstore): Likewise.
1897 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1899 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
1900 * diagnostic.c (warning_at_rich_loc_n): New function.
1901 (diagnostic_n_impl_richloc): Likewise.
1902 (diagnostic_n_impl): Move most of the function to
1903 diagnostic_n_impl_richloc and call it.
1905 2016-10-08 Jakub Jelinek <jakub@redhat.com>
1907 * gen-pass-instances.awk: Rewritten.
1908 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
1909 $(PASSES_EXTRA) after passes.def to the script.
1910 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
1911 * config/i386/i386-passes.def: New file.
1912 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
1913 make_pass_stv): Declare.
1914 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
1916 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
1918 (pass_stv::clone, pass_stv::set_pass_param): New methods.
1919 (pass_stv::timode_p): New non-static data member.
1920 (ix86_option_override): Don't register passes here.
1922 * doc/invoke.texi: Document accepting Else, fallthrough.
1924 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
1927 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
1928 FALLTHRU comment styles.
1930 2016-10-07 Andrew Pinski <apinski@cavium.com>
1932 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
1933 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
1934 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
1936 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
1938 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
1940 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
1941 (AARCH64_ARCH): Likewise.
1942 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
1944 (AARCH64_CORE): Likewise.
1945 (AARCH64_ARCH): Likewise.
1946 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
1947 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
1948 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
1949 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
1950 (AARCH64_ARCH): Likewise.
1951 (AARCH64_CORE): Likewise.
1952 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
1953 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
1954 (AARCH64_CORE): Likewise.
1955 (AARCH64_ARCH): Likewise.
1957 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1959 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
1960 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
1961 floating point type infrastructre, and -mfloat128 that enables the
1962 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
1963 if -mfloat128-type. Define __ibm128 to be long double by default.
1964 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
1965 the IEEE 128-bit floating point type infrastructure should
1966 automatically be enabled.
1967 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
1968 instead of -mfloat128 to enable KFmode.
1969 (rs6000_option_override_internal): Split the option -mfloat128
1970 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
1971 systems, automatically set -mfloat128-type, but don't enable it on
1972 other operating systems. Move setting the long double size and
1973 IEEE quad support before the IEEE 128-bit floating point changes.
1974 (rs6000_init_builtins): Do not create a unique type for __ibm128
1975 if long double is IBM extended double, instead rely on __ibm128
1976 being defined as 'long double'. If -mfloat128-type and not
1977 -mfloat128, create the KFmode type with an undocumented __ieee128
1979 (rs6000_init_libfuncs): Use -mfloat128-type instead of
1980 -mfloat128 for tests about the types, but keep tests for
1981 -mfloat128 to enable the keyword support.
1982 (rs6000_complex_function_value): Likewise.
1983 (rs6000_scalar_mode_supported_p): Likewise.
1984 (rs6000_floatn_mode): Likewise.
1985 (rs6000_c_mode_for_suffix): Likewise.
1986 (rs6000_opt_masks): Add -mfloat128-type.
1987 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
1988 -mfloat128-type being split from -mfloat128. Add
1989 -mfloat128-hardware, which was missing.
1990 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
1991 -mfloat128 and -mfloat128-type:
1992 (-mfloat128-type): Likewise.
1993 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
1994 that 64-bit Linux systems with enable -mfloat128-type by default
1996 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
1997 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
1998 -mfloat128-type instead of -mfloat128.
1999 (FLOAT128_2REG_P): Likewise.
2000 (MASK_FLOAT128_TYPE): Likewise.
2001 (ALTIVEC_ARG_MAX_RETURN): Likewise.
2002 (RS6000_BTM_FLOAT128): Likewise.
2003 (TARGET_FLOAT128): Poison old identifiers.
2004 (OPTION_MASK_FLOAT128): Likewise.
2005 (MASK_FLOAT128): Likewise.
2006 * config/rs6000/rs6000.md (FP): Likewise.
2007 (FLOAT128): Likewise.
2008 (fix_trunc<mode>di2): Likewise.
2009 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
2010 (floatdi<mode>2): Likewise.
2011 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
2012 (neg<mode>2, FLOAT128 iterator): Likewise.
2013 (abs<mode>2, FLOAT128 iterator): Likewise.
2014 (ieee_128bit_negative_zero): Likewise.
2015 (ieee_128bit_vsx_neg<mode>2): Likewise.
2016 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
2017 (ieee_128bit_vsx_abs<mode>2): Likewise.
2018 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
2019 (ieee_128bit_vsx_nabs<mode>2): Likewise.
2020 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
2021 (extendiftf2): Likewise.
2022 (extendifkf2): Likewise.
2023 (extendtfkf2): Likewise.
2024 (trunciftf2): Likewise.
2025 (truncifkf2): Likewise.
2026 (trunckftf2): Likewise.
2027 (trunctfif2): Likewise.
2028 (extendkftf2): Likewise.
2029 (trunctfkf2): Likewise.
2031 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2033 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
2034 before merging in bytes to pass down to real_from_target.
2036 2016-10-07 Richard Biener <rguenther@suse.de>
2038 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
2040 (substitute_and_fold_dom_walker::before_dom_children):
2041 Substitute and fold before pass specific folding to avoid
2042 feeding that with SSA names that will be later released.
2043 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
2044 introduced by folding and visited by evaluate_stmt called during
2046 (likely_value): Likewise.
2047 (evaluate_stmt): Likewise.
2048 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
2049 (simplify_div_or_mod_using_ranges): Likewise.
2050 (simplify_min_or_max_using_ranges): Likewise.
2051 (simplify_abs_using_ranges): Likewise.
2052 (simplify_conversion_using_ranges): Likewise.
2053 (simplify_float_conversion_using_ranges): Likewise.
2054 (simplify_stmt_using_ranges): Likewise.
2056 2016-10-07 Marek Polacek <polacek@redhat.com>
2058 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
2059 FALLTHROUGH_LABEL_P here...
2060 (warn_implicit_fallthrough_r): ...not here.
2062 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
2064 PR tree-optimization/77880
2065 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
2068 2016-10-07 Marek Polacek <polacek@redhat.com>
2071 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
2073 2016-10-07 Richard Biener <rguenther@suse.de>
2075 * bitmap.h: Document constraints on bitmap modification while
2078 2016-10-07 Richard Biener <rguenther@suse.de>
2080 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
2081 * bitmap.h (bmp_iter_set): When advancing to the next element
2082 check that we didn't remove the current one.
2083 (bmp_iter_and): Likewise.
2084 (bmp_iter_and_compl): Likewise.
2085 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
2086 we currently iterate on but keep a one-level queue.
2087 * sched-deps.c (remove_from_deps): Do not clear current bit
2088 but keep a one-level queue.
2090 2016-10-07 Jakub Jelinek <jakub@redhat.com>
2092 PR tree-optimization/77664
2093 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
2094 for the other ranges.
2095 (optimize_range_tests_diff): Fix up formatting.
2096 (optimize_range_tests_var_bound): New function.
2097 (optimize_range_tests): Use it.
2099 2016-10-07 Martin Liska <mliska@suse.cz>
2101 * coverage.c (build_gcov_exit_decl): Fix priority what
2102 should be really 99.
2104 2016-10-07 Richard Biener <rguenther@suse.de>
2106 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
2107 vars in gimple_bind_vars but not in BLOCK_VARS.
2109 2016-10-07 Richard Biener <rguenther@suse.de>
2111 PR tree-optimization/77879
2112 * tree-ssa-structalias.c (handle_const_call): Properly handle
2114 (handle_pure_call): Likewise.
2116 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2118 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
2119 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
2122 2016-10-06 Andrew Pinski <apinski@cavium.com>
2124 * config/aarch64/aarch64-cores.def: Add a comment before each
2127 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
2129 PR tree-optimization/77862
2130 * tree-vrp.c (add_equivalence): Use get_value_range so that
2131 num_vr_values is checked before accessing vr_values.
2133 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
2135 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
2138 2016-10-05 Jeff Law <law@redhat.com>
2140 PR tree-optimization/71661
2141 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
2142 removal of a forwarder exposes a new natural loop.
2144 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
2146 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
2147 Introduce ssesuffix variable.
2148 (<mask_codefor><code><mode>3<mask_name>): Ditto.
2149 (*<code><mode>3): Ditto.
2151 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
2153 * postreload.c (reload_cse_simplify): Skip also USE when detecting
2156 2016-10-06 Richard Biener <rguenther@suse.de>
2158 PR tree-optimization/77855
2159 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
2160 instead of removing the current item while iterating over the set
2163 2016-10-06 James Clarke <jrtc27@jrtc27.com>
2164 Eric Botcazou <ebotcazou@adacore.com>
2167 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
2168 (classify_registers): Don't set it
2169 (function_arg_slotno): Don't initialize and test it. Tidy up.
2171 2016-10-06 Richard Biener <rguenther@suse.de>
2173 PR tree-optimization/77839
2174 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
2177 2016-10-06 Martin Liska <mliska@suse.cz>
2179 * gcc.c: Set -fprofile-update=atomic when profiling is
2180 enabled and -pthread is set. Warn when one combines
2181 -pthread and -fprofile-update=single for an app using
2184 2016-10-06 Martin Liska <mliska@suse.cz>
2187 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
2188 * gimple-ssa-strength-reduction.c (slsr_process_cast):
2189 Initialize a pointer to NULL.
2190 (slsr_process_copy): Likewise.
2191 * input.c (location_get_source_line): Likewise.
2192 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
2194 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
2196 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
2197 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
2198 (ix86_handle_option): Deleted handle of OPT_mpcommit.
2199 * config.gcc: Deleted pcommitintrin.h
2200 * config/i386/pcommitintrin.h: Deleted file.
2201 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
2202 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
2204 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
2206 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
2207 (PTA_PCOMMIT): Deleted define.
2208 (ix86_option_override_internal): Deleted handle of option.
2209 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
2210 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
2211 __builtin_ia32_pcommit): Deleted.
2212 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
2213 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
2214 (pcommit): Deleted instruction.
2215 * config/i386/i386.opt: Mention -mpcommit deprecation.
2216 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
2218 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
2221 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
2222 Remove wrong assert.
2223 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
2224 Use <round_constraint> as operand 1 constraint.
2226 2016-10-05 Jakub Jelinek <jakub@redhat.com>
2229 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
2230 (ubsan_instrument_float_cast): And not here.
2233 * ubsan.c (ubsan_ids): New GTY(()) array.
2234 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
2235 instead of static local counters.
2237 2016-10-05 Martin Sebor <msebor@redhat.com>
2240 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
2241 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
2242 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
2243 (default_printf_pointer_format): Define function.
2244 * targhooks.c (linux_printf_pointer_format): Define new function.
2245 * targhooks.h (linux_printf_pointer_format): Declare.
2246 (gnu_libc_printf_pointer_format): Remove declaration.
2248 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2250 * fold-const.c (native_encode_real): Fix logic for selecting offset
2251 to write to when BYTES_BIG_ENDIAN.
2253 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
2255 * builtins.c (fold_builtin_strchr): Remove function.
2256 (fold_builtin_strrchr): Likewise.
2257 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
2258 * gimple-fold.c (target_char_cst_p): New function.
2259 (gimple_fold_builtin_strchr) Add more foldings.
2260 (gimple_fold_builtin): Add index, strrchr, rindex cases.
2262 2016-10-05 Richard Biener <rguenther@suse.de>
2265 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
2266 capture ids in c-exprs.
2268 2016-10-05 Richard Biener <rguenther@suse.de>
2271 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
2272 with types_match for GIMPLE code gen to handle type mismatched
2274 (dt_operand::gen): Adjust.
2275 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
2278 2016-10-05 Richard Biener <rguenther@suse.de>
2280 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
2282 2016-10-05 Richard Biener <rguenther@suse.de>
2285 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
2287 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
2289 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
2290 version check to protect only DW_TAG_imported_module generation.
2292 2016-10-05 Richard Biener <rguenther@suse.de>
2295 * match.pd (min(a,-a) -> -abs(a)): New pattern.
2297 2016-10-04 Ian Lance Taylor <iant@golang.org>
2299 * explow.c (allocate_dynamic_stack_space): Call
2300 do_pending_stack_adjust before handling flag_split_stack.
2302 2016-10-04 David Malcolm <dmalcolm@redhat.com>
2304 * genattrtab.c (make_internal_attr): Supply dummy column number to
2307 * genoutput.c (init_insn_for_nothing): Likewise.
2308 * gensupport.c (add_define_attr): Likewise.
2309 * read-md.c (message_at_1): Print column number.
2310 (fatal_with_file_and_line): Likewise.
2311 (rtx_reader::read_char): Track column numbers.
2312 (rtx_reader::unread_char): Likewise.
2313 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
2314 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
2315 (rtx_reader::handle_file): Initialize m_read_md_colno.
2316 (rtx_reader::get_current_location): Supply column number to
2318 * read-md.h (struct file_location): Add field "colno".
2319 (file_location::file_location): Likewise.
2320 (rtx_reader::get_colno): New accessor.
2321 (rtx_reader::m_read_md_colno): New field.
2322 (rtx_reader::m_last_line_colno): New field.
2324 2016-10-04 Jakub Jelinek <jakub@redhat.com>
2326 * doc/extend.texi (Java Exceptions): Remove.
2327 (java_interface): Remove.
2329 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
2331 PR tree-optimization/77808
2332 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
2333 and addr are different before copying points-to information.
2335 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
2337 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
2338 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
2339 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
2340 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
2342 2016-10-04 Richard Biener <rguenther@suse.de>
2344 PR tree-optimization/77399
2345 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
2346 verify the target can convert.
2348 2016-10-04 Richard Biener <rguenther@suse.de>
2351 * explow.c (plus_constant): Verify the mode of the constant
2352 pool offset before calling plus_constant.
2354 2016-10-04 Richard Biener <rguenther@suse.de>
2357 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
2358 type support, mark with :C.
2359 (X / -X -> -1): Mark with :C.
2361 2016-10-04 Jakub Jelinek <jakub@redhat.com>
2363 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
2364 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
2365 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
2366 * doc/tm.texi: Regenerated.
2367 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
2368 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
2369 * config/darwin.h (JCR_SECTION_NAME): Remove.
2370 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
2371 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
2372 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
2373 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
2374 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
2375 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
2377 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2379 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
2380 between "because" and "param" in dump message in call to fprintf.
2382 2016-10-03 Jeff Law <law@redhat.com>
2384 PR tree-optimization/71550
2385 PR tree-optimization/71403
2386 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
2387 (profitable_jump_thread_path): Also return boolean indicating if
2388 the realized path will create an irreducible loop.
2389 Remove loop depth tests from 71403.
2390 (fsm_find_control_statement_thread_paths): Remove loop depth tests
2391 from 71403. If threading will create an irreducible loop, then
2392 throw away loop iteration and related information.
2394 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
2396 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
2397 -Woverloaded-virtual checks for warning options.
2398 * configure: Regenerate.
2400 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
2402 PR preprocessor/77699
2403 * input.c (maybe_grow): Don't allocate one byte extra headroom.
2404 (get_next_line): Return false on error.
2405 (read_next_line): Removed, use get_next_line instead.
2406 (read_line_num): Don't copy the line.
2407 (location_get_source_line): Don't use static data.
2408 (selftest::test_reading_source_line): Add more test cases.
2410 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2413 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2415 * ifcvt.c (noce_try_avoid_const_materialization): New function.
2416 (noce_process_if_block): Use it.
2418 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
2420 * doc/invoke.texi: Update -Wint-in-bool-context.
2422 2016-10-02 Jakub Jelinek <jakub@redhat.com>
2424 * dwarf2out.c (output_fde, output_call_frame_info,
2425 dwarf2out_do_cfi_startproc, set_indirect_string,
2426 gen_internal_sym, output_die, output_line_info): Use
2427 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
2428 ASM_GENERATE_INTERNAL_LABEL output.
2430 2016-10-01 Richard Biener <rguenther@suse.de>
2433 * genmatch.c (get_operand_type): Add operand position arg
2434 and handle COND_EXPR comparison operand with fixed boolean_type_node.
2435 (expr::gen_transform): Adjust.
2436 (dt_simplify::gen_1): Likewise.
2438 2016-10-01 Jakub Jelinek <jakub@redhat.com>
2440 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
2441 comments. Simplify asserts, remove unnecessary conditions.
2443 (*<code><mode>3): Likewise.
2445 2016-09-30 Jakub Jelinek <jakub@redhat.com>
2447 * doc/invoke.texi (-Wregister): Document.
2449 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
2451 * configure.ac: Split CHECKING_P into CHECKING_P and
2452 ENABLE_EXTRA_CHECKING.
2453 * configure: Regenerated.
2454 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
2455 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
2457 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
2460 * gcc.c (process_command): For @filename handling, output
2461 the correct name if the file does not exist.
2463 2016-09-30 Marek Polacek <polacek@redhat.com>
2465 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
2466 * config/alpha/predicates.md: Likewise.
2468 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2470 * ifcvt.c (noce_try_avoid_const_materialization): New function.
2471 (noce_process_if_block): Use it.
2473 2016-09-30 Martin Liska <mliska@suse.cz>
2475 * doc/invoke.texi: Document asan-use-after-return that
2476 it's disabled by default in runtime.
2478 2016-09-30 Richard Biener <rguenther@suse.de>
2480 * tree-vrp.c (intersect_ranges): If we failed to handle
2481 the intersection choose a constant singleton range if available.
2483 2016-09-30 Richard Biener <rguenther@suse.de>
2485 PR tree-optimization/77399
2486 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
2487 float <-> int conversions.
2489 2016-09-30 Alan Modra <amodra@gmail.com>
2491 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
2493 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
2495 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
2496 ext_level before calling CPUID with 0x80000008.
2497 Simplify xgetbv checks.
2499 2016-09-29 David Malcolm <dmalcolm@redhat.com>
2501 * Makefile.in (OBJS): Add print-rtl-function.o.
2502 * print-rtl-function.c: New file.
2503 * print-rtl.h (print_rtx_function): New decl.
2505 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
2508 * config/i386/cpuid.h (__get_cpuid_count): New.
2509 (__get_cpuid): Rename __level to __leaf.
2511 2016-09-29 Marek Polacek <polacek@redhat.com>
2513 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
2515 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
2517 * builtins.c (expand_builtin_memcmp): don't swap args unless
2518 result is only being compared with zero.
2520 2016-09-29 Marek Polacek <polacek@redhat.com>
2522 * dwarf2out.c (loc_descriptor): Add fall through comment.
2523 (add_const_value_attribute): Likewise.
2525 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
2527 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
2528 with "v6t2". Move "arch" attribute above "pool_range".
2529 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
2531 (*thumb2_movhi_vfp): Likewise.
2532 (*arm_movhi_fp16): Likewise.
2533 (*thumb2_movhi_fp16): Likewise.
2534 (*arm_movsi_vfp): Remove "arch" attribute.
2535 (*thumb2_movsi_vfp): Likewise.
2537 2016-09-29 Martin Liska <mliska@suse.cz>
2539 * doc/extend.texi: Remove limitation of Objective C for
2540 __attribute__((constructor)) and __attribute__((destructor)).
2542 2016-09-29 Richard Biener <rguenther@suse.de>
2544 PR tree-optimization/77768
2545 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2546 Handle stores to readonly memory when removing redundant stores.
2548 2016-09-29 Richard Biener <rguenther@suse.de>
2551 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
2552 X / -X -> -1 simplifications.
2554 2016-09-29 Richard Biener <rguenther@suse.de>
2557 * match.pd: Add max(a,-a) -> abs(a) pattern.
2558 * tree-ssa-phiopt.c (minmax_replacement): Disable for
2559 HONOR_SIGNED_ZEROS types.
2561 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
2563 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
2564 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
2566 2016-09-29 Richard Biener <rguenther@suse.de>
2568 * tree-vrp.c (set_defs_to_varying): New helper avoiding
2569 writing to vr_const_varying.
2570 (vrp_initialize): Call it.
2571 (vrp_visit_stmt): Likewise.
2572 (evrp_dom_walker::before_dom_children): Likewise.
2574 2016-09-29 Richard Biener <rguenther@suse.de>
2576 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
2577 constructors with vector elements.
2579 2016-09-29 Richard Biener <rguenther@suse.de>
2581 PR tree-optimization/77768
2582 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
2583 with stores to a place we know has a constant value.
2585 2016-09-29 Alan Modra <amodra@gmail.com>
2587 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
2588 * doc/invoke.texi: Document it.
2589 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
2590 (rs6000_passes_float): Comment.
2591 (rs6000_passes_long_double): New static var.
2592 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
2593 (init_cumulative_args): Set up to emit fp .gnu_attribute for
2594 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
2595 to include fp values returned in vectors.
2596 Set rs6000_passes_long_double.
2597 (rs6000_function_arg_advance_1): Likewise for function args.
2598 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
2599 and SPE. Emit long double tag value too.
2600 (rs6000_opt_vars): Add gnu-attr.
2601 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
2602 * configure: Regenerate.
2603 * config.in: Regenerate.
2605 2016-09-28 Jakub Jelinek <jakub@redhat.com>
2607 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
2609 (format_floating, format_string, format_directive,
2610 get_destination_size, pass_sprintf_length::handle_gimple_call):
2613 2016-09-28 Jakub Jelinek <jakub@redhat.com>
2615 * gimple-ssa-sprintf.c: Fix comment formatting.
2616 (format_integer): Use is_gimple_assign.
2617 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
2618 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
2619 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
2620 (pass_sprintf_length::execute): Use is_gimple_call.
2622 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
2624 * gimple-fold.c (gimple_fold_builtin): After failing to fold
2625 strchr, also try the generic folding.
2627 2016-09-28 Martin Sebor <msebor@redhat.com>
2630 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
2633 2016-09-28 Martin Sebor <msebor@redhat.com>
2636 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
2637 length modifier is not expected.
2638 (format_floating): Ignore l length modifier and fail gracefuly
2639 when it isn't one of the other expected ones.
2641 2016-09-28 Martin Sebor <msebor@redhat.com>
2644 * varasm.c (assemble_addr_to_section): Increase local buffer size.
2646 2016-09-27 Richard Biener <rguenther@suse.de>
2648 * dwarf2out.c (cu_die_list): New global.
2649 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
2650 main_comp_unit_die to cu_die_list if we created it.
2651 Move break_out_includes ...
2652 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
2655 2016-09-28 Richard Biener <rguenther@suse.de>
2657 * dwarf2out.c (struct die_struct): Add removed flag.
2658 (lookup_type_die): If the DIE is marked as removed, clear
2659 TYPE_SYMTAB_DIE and return NULL.
2660 (lookup_decl_die): If the DIE is marked as removed, remove it
2661 from the hash and return NULL.
2662 (mark_removed): New helper.
2663 (prune_unused_types_prune): Call it for removed DIEs.
2664 (gen_subprogram_die): Move the premark_used_types call to after
2665 DIEs for the functions scopes are generated.
2666 (process_scope_var): Do not re-create pruned types or type decls.
2667 Make sure to also re-parent type decls.
2668 (dwarf2out_finish): Move unused type pruning and debug_types
2670 (dwarf2out_early_finish): ... here.
2672 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
2674 * config/arc/arc-c.c: New file.
2675 * config/arc/arc-c.def: Likewise.
2676 * config/arc/t-arc: Likewise.
2677 * config.gcc: Include arc-c.o as c and cpp object.
2678 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
2679 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
2680 arc_cpu_cpp_builtins.
2682 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
2684 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
2685 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
2687 2016-09-28 Nathan Sidwell <nathan@acm.org>
2689 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
2692 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
2694 PR tree-optimization/61056
2695 * gimple-fold.c (gimple_fold_builtin_strchr):
2696 New function to optimize strchr (s, 0) to strlen.
2697 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
2699 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
2701 PR tree-optimization/77724
2702 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
2703 Add tree_fits_shwi_p check.
2705 2016-09-27 Jakub Jelinek <jakub@redhat.com>
2707 * auto-inc-dec.c (try_merge): Remove break after return.
2708 * cselib.c (autoinc_split): Likewise.
2709 * explow.c (promote_mode): Likewise.
2710 * fixed-value.c (fixed_arithmetic): Likewise.
2711 * hsa.c (hsa_internal_fn::get_arity): Likewise.
2712 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
2713 * trans-mem.c (get_attrs_for): Likewise.
2714 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
2715 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
2716 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
2717 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
2718 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
2719 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
2720 * config/cris/cris.c (cris_op_str): Likewise.
2721 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
2722 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
2724 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
2726 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
2727 IFN_GOACC_REDUCTION_CODES): New.
2728 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
2729 ifn_goacc_reduction_kind): Use them.
2730 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
2731 of internal functions, when applicable.
2733 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
2735 * config/mips/constraints.md (d): Fix documentation.
2736 * doc/md.texi (Machine Constraints): Update accordingly.
2738 2016-09-27 Richard Biener <rguenther@suse.de>
2740 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
2741 cur_line_info_table initialization ...
2742 (dwarf2out_assembly_start): ... here.
2744 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
2746 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
2747 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
2748 (*thumb2_movhi_vfp): Likewise.
2749 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
2750 template. Expand predicable attribute to mark VMOV.F16 as not
2751 predicable. Add "arch" attribute.
2752 (*thumb2_movhi_fp16): Likewise.
2753 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
2754 (*thumb2_movsi_vfp): Add "arch" attribute.
2756 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
2758 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
2761 2016-09-27 Marek Polacek <polacek@redhat.com>
2763 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
2766 * config/c6x/c6x.h: Adjust fall through comment.
2767 * config/sh/sh.c (final_prescan_insn): Likewise.
2768 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
2769 (visium_expand_fp_cstore): Likewise.
2771 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2773 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
2774 expected by -Wimplicit-fallthrough.
2775 (thumb1_size_rtx_costs): Likewise.
2776 (thumb2_reorg): Likewise.
2777 (tls_mentioned_p): Add "Fall through" comment.
2778 (thumb2_reorg): Likewise.
2779 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
2780 comment form expected by -Wimplicit-fallthrough.
2782 2016-09-27 Martin Liska <mliska@suse.cz>
2784 PR gcov-profile/46266
2785 * input.h (RESERVED_LOCATION_P): New macro.
2786 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
2787 instread of comparison with UNKNOWN_LOCATION.
2789 2016-09-27 Richard Biener <rguenther@suse.de>
2791 PR tree-optimization/77745
2792 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2793 When removing redundant stores make sure to check compatibility
2794 of the TBAA state for downstream accesses.
2795 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
2796 value-numbering virtual operands for store matches.
2798 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
2801 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
2802 movrt patterns. Match them before anything else in the SET case.
2804 2016-09-27 Martin Liska <mliska@suse.cz>
2806 PR gcov-profile/7970
2807 PR gcov-profile/16855
2808 PR gcov-profile/44779
2809 * coverage.c (build_gcov_exit_decl): New function.
2810 (coverage_obj_init): Call the function and generate __gcov_exit
2812 * doc/gcov.texi: Document when __gcov_exit function is called.
2814 2016-09-27 Marek Polacek <polacek@redhat.com>
2817 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
2818 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
2819 -Wno-error instead of -Wno-implicit-fallthrough.
2821 2016-09-27 Martin Liska <mliska@suse.cz>
2824 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
2826 2016-09-27 Jakub Jelinek <jakub@redhat.com>
2828 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
2829 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
2830 comments. Remove break after return.
2831 (ix86_fp_compare_code_to_integer, has_dispatch,
2832 ix86_simd_clone_usable): Remove break after return.
2834 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
2836 PR rlt-optimization/77714
2837 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
2840 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
2843 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
2844 extract_range_from_unary_expr to convert value_range.
2845 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
2846 (extract_range_from_unary_expr): This.
2847 * tree-vrp.h (extract_range_from_unary_expr): Declare.
2849 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
2851 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
2853 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2855 * config/i386/i386.c (ix86_print_operand)
2856 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
2857 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
2858 (epilogue_renumber): Likewise.
2860 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
2863 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
2864 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
2866 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
2868 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
2869 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
2870 is_mm_seq_cst, is_mm_sync): Move to ...
2871 * memmodel.h: This. New file.
2872 * builtins.c: Include memmodel.h.
2873 * optabs.c: Likewise.
2875 * config/aarch64/aarch64.c: Likewise.
2876 * config/alpha/alpha.c: Likewise.
2877 * config/arm/arm.c: Likewise.
2878 * config/i386/i386.c: Likewise.
2879 * config/ia64/ia64.c: Likewise.
2880 * config/mips/mips.c: Likewise.
2881 * config/rs6000/rs6000.c: Likewise.
2882 * config/sparc/sparc.c: Likewise.
2883 * genconditions.c: Include memmodel.h in generated file.
2884 * genemit.c: Likewise.
2885 * genoutput.c: Likewise.
2886 * genpeep.c: Likewise.
2887 * genpreds.c: Likewise.
2888 * genrecog.c: Likewise.
2890 2016-09-26 David Malcolm <dmalcolm@redhat.com>
2892 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
2893 "c" instead when parsing characters. Move operand parsing into...
2894 (read_rtx_operand): ...this new function, renaming "i" to "idx",
2895 and tightening the scope of various locals.
2897 2016-09-26 Liu Hao <lh_mouse@126.com>
2899 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
2901 2016-09-26 Marek Polacek <polacek@redhat.com>
2903 * system.h: Use __has_attribute to check whether the fallthrough
2904 attribute is supported.
2906 2016-09-26 Marek Polacek <polacek@redhat.com>
2908 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
2909 gimple_call_internal_p.
2910 * ipa-split.c (find_return_bb): Likewise.
2911 (execute_split_functions): Likewise.
2912 * omp-low.c (dump_oacc_loop_part): Likewise.
2913 (oacc_loop_xform_head_tail): Likewise.
2914 * predict.c (predict_loops): Likewise.
2915 * sanopt.c (pass_sanopt::execute): Likewise.
2916 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
2917 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
2918 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
2919 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
2920 (expand_ifn_va_arg): Likewise.
2921 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
2922 (optimize_mask_stores): Likewise.
2923 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
2924 (vect_transform_stmt): Likewise.
2925 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
2926 * tsan.c (instrument_memory_accesses): Likewise.
2928 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2929 Alexander Monakov <amonakov@ispras.ru>
2931 * regrename.c (rename_chains): Check
2932 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
2933 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
2934 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
2936 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2938 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
2939 (s390_sched_score): Likewise.
2941 2016-09-26 Martin Liska <mliska@suse.cz>
2943 * doc/gcov.texi: Update program output of gcov tool.
2945 2016-09-26 Martin Liska <mliska@suse.cz>
2947 PR gcov-profile/23332
2948 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
2949 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
2950 * value-prof.c (dump_histogram_value): Do not handle
2951 HIST_TYPE_CONST_DELTA.
2952 (stream_in_histogram_value): Likewise.
2953 (gimple_find_values_to_profile): Likewise.
2954 * value-prof.h (enum hist_type): Likewise.
2956 2016-09-26 Martin Liska <mliska@suse.cz>
2958 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
2959 from default sanitize recover values.
2960 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
2961 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
2962 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
2964 * opts.c (finish_options): Do a generic loop over options
2965 that can be recovered.
2966 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
2968 (common_handle_option): Likewise.
2969 * opts.h: Declare can_recover to sanitizer_opts_s.
2971 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
2973 * target.def(elf_flags_numeric): Change documentation to present tense.
2974 * doc/tm.texi: Regenerate.
2976 2016-09-26 Marek Polacek <polacek@redhat.com>
2979 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
2980 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
2981 -Wno-switch-fallthrough.
2982 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
2983 (expand_builtin): Likewise.
2984 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
2985 * convert.c (convert_to_real_1): Likewise.
2986 (convert_to_integer_1): Likewise.
2987 * final.c (output_alternate_entry_point): Likewise.
2988 * genattrtab.c (make_canonical): Likewise.
2989 (write_test_expr): Likewise.
2990 * genpreds.c (validate_exp): Likewise.
2991 * gimple-ssa-strength-reduction.c
2992 (find_candidates_dom_walker::before_dom_children): Likewise.
2993 * godump.c (go_format_type): Likewise.
2994 * reload1.c (elimination_effects): Likewise.
2995 * resource.c (mark_referenced_resources): Likewise.
2996 (mark_set_resources): Likewise.
2997 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
2998 * varasm.c (output_addressed_constants): Likewise.
3000 2016-09-26 Marek Polacek <polacek@redhat.com>
3003 * common.opt (Wimplicit-fallthrough): New option.
3004 * doc/extend.texi: Document statement attributes and the fallthrough
3006 * doc/invoke.texi: Document -Wimplicit-fallthrough.
3007 * gimple.h (gimple_call_internal_p): New function.
3008 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
3009 (struct label_entry): New struct.
3010 (find_label_entry): New function.
3011 (case_label_p): New function.
3012 (collect_fallthrough_labels): New function.
3013 (last_stmt_in_scope): New function.
3014 (should_warn_for_implicit_fallthrough): New function.
3015 (warn_implicit_fallthrough_r): New function.
3016 (maybe_warn_implicit_fallthrough): New function.
3017 (expand_FALLTHROUGH_r): New function.
3018 (expand_FALLTHROUGH): New function.
3019 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
3020 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
3021 (gimplify_label_expr): New function.
3022 (gimplify_case_label_expr): Set location.
3023 (gimplify_expr): Call gimplify_label_expr.
3024 * internal-fn.c (expand_FALLTHROUGH): New function.
3025 * internal-fn.def (FALLTHROUGH): New internal function.
3026 * langhooks.c (lang_GNU_OBJC): New function.
3027 * langhooks.h (lang_GNU_OBJC): Declare.
3028 * system.h (gcc_fallthrough): Define.
3029 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
3030 * tree.h (FALLTHROUGH_LABEL_P): Define.
3032 2016-09-26 Richard Biener <rguenther@suse.de>
3034 * dwarf2out.c (stripattributes): Remove unused function.
3035 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
3036 Push dwarf_split_debug_info handling into init_sections_and_labels.
3037 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
3038 (DEBUG_MACRO_SECTION_FLAGS): Remove.
3039 (debug_macinfo_section_name): New global.
3040 (output_macinfo): Use debug_macinfo_section_name.
3041 (init_sections_and_labels): Split out section and label generation
3042 from dwarf2out_init. Set debug_macinfo_section_name.
3043 (dwarf2out_init): Move text section label generation and emission
3045 (dwarf2out_assembly_start): ... here.
3046 (dwarf2out_finish): Call init_sections_and_labels before DWARF
3049 2016-09-26 Richard Biener <rguenther@suse.de>
3052 * cgraphunit.c (analyze_functions): Before early removing
3053 global vars calls the late_global_decl debug handler mark
3054 the variable as readonly.
3056 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
3059 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
3060 (sh_rtx_costs): Handle SET of movt and movrt patterns.
3061 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
3062 declare new overloads.
3063 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
3066 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3068 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
3069 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
3071 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
3073 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
3074 * configure: Regenerate.
3076 2016-09-24 Marek Polacek <polacek@redhat.com>
3079 * doc/invoke.texi: Document -Wbool-operation.
3081 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3083 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
3084 * config/rs6000/rs6000.c (expand_block_compare): New function used by
3085 cmpmemsi pattern to do builtin expansion of memcmp ().
3086 (compute_current_alignment): Add helper function for
3087 expand_block_compare used to compute alignment as the compare proceeds.
3088 (select_block_compare_mode): Used by expand_block_compare to select
3089 the mode used for reading the next chunk of bytes in the compare.
3090 (do_load_for_compare): Used by expand_block_compare to emit the load
3091 insns for the compare.
3092 (rs6000_emit_dot_insn): Moved this function to avoid a forward
3093 reference from expand_block_compare ().
3094 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
3095 prototype for this function.
3096 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
3097 target option for controlling how much code inline expansion of
3098 memcmp() will be allowed to generate.
3100 2016-09-23 Jakub Jelinek <jakub@redhat.com>
3102 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
3103 hook_bool_mode_false, hook_bool_mode_true,
3104 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
3105 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
3106 hook_bool_const_rtx_insn_const_rtx_insn_true,
3107 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
3108 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
3109 hook_bool_const_tree_hwi_hwi_const_tree_false,
3110 hook_bool_const_tree_hwi_hwi_const_tree_true,
3111 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
3112 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
3113 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
3114 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
3115 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
3116 hook_bool_const_tree_true, hook_bool_tree_tree_false,
3117 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
3118 hook_bool_rtx_insn_true, hook_bool_rtx_false,
3119 hook_bool_uintp_uintp_false,
3120 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
3121 hook_rtx_tree_int_null, hook_uint_mode_0,
3122 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
3123 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
3124 hook_constcharptr_const_rtx_insn_null,
3125 hook_constcharptr_const_tree_const_tree_null,
3126 hook_constcharptr_int_const_tree_null,
3127 hook_constcharptr_int_const_tree_const_tree_null,
3128 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
3129 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
3130 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
3132 * vec.h (vNULL): Extend comment to say = vNULL initialization
3133 isn't needed for static vars.
3135 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
3136 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
3137 = vNULL initialization of file scope vec.
3138 * passes.c (pass_tab, enabled_pass_uid_range_tab,
3139 disabled_pass_uid_range_tab): Likewise.
3140 * haifa-sched.c (sched_luids, h_i_d): Likewise.
3141 * tree-chkp-opt.c (check_infos): Likewise.
3142 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
3144 * vec.h (vnull::operator vec): Add constexpr keyword for
3147 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
3149 PR tree-optimization/77654
3150 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
3151 to duplicate_ssa_name_ptr_info.
3153 2016-09-23 David Malcolm <dmalcolm@redhat.com>
3155 PR preprocessor/77672
3156 * input.c (selftest::test_lexer_string_locations_simple): Update
3157 test to expect location information of the terminator character
3158 at the location of the final closing quote.
3159 (selftest::test_lexer_string_locations_hex): Likewise.
3160 (selftest::test_lexer_string_locations_oct): Likewise.
3161 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
3162 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
3163 (selftest::test_lexer_string_locations_ucn4): Likewise.
3164 (selftest::test_lexer_string_locations_ucn8): Likewise.
3165 (selftest::test_lexer_string_locations_u8): Likewise.
3166 (selftest::test_lexer_string_locations_utf8_source): Likewise.
3167 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
3168 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
3169 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
3170 (selftest::test_lexer_string_locations_macro): Likewise.
3171 (selftest::test_lexer_string_locations_long_line): Likewise.
3173 2016-09-23 Richard Biener <rguenther@suse.de>
3175 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
3176 virtual definition to virtual use if the call devirtualizes
3177 to a const or pure function.
3178 (visit_use): Also visit calls we can devirtualize to a
3179 const or pure function.
3181 2016-09-23 Richard Biener <rguenther@suse.de>
3183 PR tree-optimization/77697
3184 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
3185 signal error if we have sth ternary or unhandled.
3187 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3189 * config/arm/arm_neon.h (vabd_f16): New.
3223 (vcvt_f16_s16): New.
3224 (vcvt_f16_u16): New.
3225 (vcvt_s16_f16): New.
3226 (vcvt_u16_f16): New.
3227 (vcvtq_f16_s16): New.
3228 (vcvtq_f16_u16): New.
3229 (vcvtq_s16_f16): New.
3230 (vcvtq_u16_f16): New.
3231 (vcvta_s16_f16): New.
3232 (vcvta_u16_f16): New.
3233 (vcvtaq_s16_f16): New.
3234 (vcvtaq_u16_f16): New.
3235 (vcvtm_s16_f16): New.
3236 (vcvtm_u16_f16): New.
3237 (vcvtmq_s16_f16): New.
3238 (vcvtmq_u16_f16): New.
3239 (vcvtn_s16_f16): New.
3240 (vcvtn_u16_f16): New.
3241 (vcvtnq_s16_f16): New.
3242 (vcvtnq_u16_f16): New.
3243 (vcvtp_s16_f16): New.
3244 (vcvtp_u16_f16): New.
3245 (vcvtpq_s16_f16): New.
3246 (vcvtpq_u16_f16): New.
3247 (vcvt_n_f16_s16): New.
3248 (vcvt_n_f16_u16): New.
3249 (vcvtq_n_f16_s16): New.
3250 (vcvtq_n_f16_u16): New.
3251 (vcvt_n_s16_f16): New.
3252 (vcvt_n_u16_f16): New.
3253 (vcvtq_n_s16_f16): New.
3254 (vcvtq_n_u16_f16): New.
3268 (vmul_lane_f16): New.
3271 (vmulq_lane_f16): New.
3293 (vrsqrteq_f16): New.
3297 (vrsqrtsq_f16): New.
3301 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3303 * config.gcc (extra_headers): Add arm_fp16.h
3304 * config/arm/arm_fp16.h: New.
3305 * config/arm/arm_neon.h: Include "arm_fp16.h".
3307 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3309 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
3311 (vmulf): New (v8hf, v4hf variants).
3312 (vfma): New (v8hf, v4hf variants).
3313 (vfms): New (v8hf, v4hf variants).
3314 (vsub): New (v8hf, v4hf variants).
3315 (vcage): New (v8hf, v4hf variants).
3316 (vcagt): New (v8hf, v4hf variants).
3317 (vcale): New (v8hf, v4hf variants).
3318 (vcalt): New (v8hf, v4hf variants).
3319 (vceq): New (v8hf, v4hf variants).
3320 (vcgt): New (v8hf, v4hf variants).
3321 (vcge): New (v8hf, v4hf variants).
3322 (vcle): New (v8hf, v4hf variants).
3323 (vclt): New (v8hf, v4hf variants).
3324 (vceqz): New (v8hf, v4hf variants).
3325 (vcgez): New (v8hf, v4hf variants).
3326 (vcgtz): New (v8hf, v4hf variants).
3327 (vcltz): New (v8hf, v4hf variants).
3328 (vclez): New (v8hf, v4hf variants).
3329 (vabd): New (v8hf, v4hf variants).
3330 (vmaxf): New (v8hf, v4hf variants).
3331 (vmaxnm): New (v8hf, v4hf variants).
3332 (vminf): New (v8hf, v4hf variants).
3333 (vminnm): New (v8hf, v4hf variants).
3334 (vpmaxf): New (v4hf variant).
3335 (vpminf): New (v4hf variant).
3336 (vpadd): New (v4hf variant).
3337 (vrecps): New (v8hf, v4hf variants).
3338 (vrsqrts): New (v8hf, v4hf variants).
3339 (vabs): New (v8hf, v4hf variants).
3340 (vneg): New (v8hf, v4hf variants).
3341 (vrecpe): New (v8hf, v4hf variants).
3342 (vrnd): New (v8hf, v4hf variants).
3343 (vrnda): New (v8hf, v4hf variants).
3344 (vrndm): New (v8hf, v4hf variants).
3345 (vrndn): New (v8hf, v4hf variants).
3346 (vrndp): New (v8hf, v4hf variants).
3347 (vrndx): New (v8hf, v4hf variants).
3348 (vrsqrte): New (v8hf, v4hf variants).
3349 (vmul_lane): Add v4hf and v8hf variants.
3350 (vmul_n): Add v4hf and v8hf variants.
3351 (vext): New (v8hf, v4hf variants).
3352 (vcvts): New (v8hi, v4hi variants).
3353 (vcvts): New (v8hf, v4hf variants).
3354 (vcvtu): New (v8hi, v4hi variants).
3355 (vcvtu): New (v8hf, v4hf variants).
3356 (vcvts_n): New (v8hf, v4hf variants).
3357 (vcvtu_n): New (v8hi, v4hi variants).
3358 (vcvts_n): New (v8hi, v4hi variants).
3359 (vcvtu_n): New (v8hf, v4hf variants).
3360 (vbsl): New (v8hf, v4hf variants).
3361 (vcvtas): New (v8hf, v4hf variants).
3362 (vcvtau): New (v8hf, v4hf variants).
3363 (vcvtms): New (v8hf, v4hf variants).
3364 (vcvtmu): New (v8hf, v4hf variants).
3365 (vcvtns): New (v8hf, v4hf variants).
3366 (vcvtnu): New (v8hf, v4hf variants).
3367 (vcvtps): New (v8hf, v4hf variants).
3368 (vcvtpu): New (v8hf, v4hf variants).
3370 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3372 * config/arm/arm-builtins.c (hf_UP): New.
3374 (vfp_builtin_data): New. Update comment.
3375 (enum arm_builtins): Include "arm_vfp_builtins.def".
3376 (ARM_BUILTIN_VFP_PATTERN_START): New.
3377 (arm_init_vfp_builtins): New.
3378 (arm_init_builtins): Add arm_init_vfp_builtins.
3379 (arm_expand_vfp_builtin): New.
3380 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
3382 * config/arm/arm_vfp_builtins.def: New file.
3383 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
3384 (arm-builtins.o): Likewise.
3386 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
3389 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
3390 from constant while creating value range.
3392 2016-09-23 Renlin Li <renlin.li@arm.com>
3394 * ira.c (ira): Move ira_use_lra_p initialization code to ...
3395 (ira_init_once): Here.
3397 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
3398 Jakub Jelinek <jakub@redhat.com>
3400 * hooks.h (hook_uint_uintp_false): Rename to...
3401 (hook_bool_uint_uintp_false): ... this.
3402 * hooks.c (hook_uint_uintp_false): Rename to...
3403 (hook_bool_uint_uintp_false): ... this.
3404 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
3405 instead of hook_uint_uintp_false.
3407 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3409 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
3410 (arm_init_builtins): Move body of a loop to the standalone
3411 function arm_init_neon_builtin.
3412 (arm_expand_neon_builtin_1): New. Update comment. Function body
3413 moved from arm_neon_builtin with some white-space fixes.
3414 (arm_expand_neon_builtin): Move code into the standalone function
3415 arm_expand_neon_builtin_1.
3417 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3419 * config/arm/iterators.md (VCVTHI): New.
3420 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
3424 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
3425 (V_HALF): Add V4HF. Fix white-space.
3426 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
3427 (V_s_elem): Likewise.
3428 (V_sz_elem): Fix white-space.
3429 (V_elem_ch): Likewise.
3431 (scalar_mul_constraint): Add V8HF and V4HF.
3432 (Is_float_mode): Fix white-space.
3433 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
3434 (q): Add HF. Fix white-space.
3437 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
3438 (neon_vfm_lane_as): New.
3439 * config/arm/neon.md (add<mode>3_fp16): New.
3440 (sub<mode>3_fp16): New.
3441 (mul<mode>3add<mode>_neon): New.
3442 (fma<VH:mode>4_intrinsic): New.
3443 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
3444 (fmsub<VH:mode>4_intrinsic): New.
3445 (<absneg_str><mode>2): New.
3446 (neon_v<absneg_str><mode>): New.
3447 (neon_v<fp16_rnd_str><mode>): New.
3448 (neon_vrsqrte<mode>): New.
3449 (neon_vpaddv4hf): New.
3450 (neon_vadd<mode>): New.
3451 (neon_vsub<mode>): New.
3452 (neon_vmulf<mode>): New.
3453 (neon_vfma<VH:mode>): New.
3454 (neon_vfms<VH:mode>): New.
3455 (neon_vc<cmp_op><mode>): New.
3456 (neon_vc<cmp_op><mode>_fp16insn): New
3457 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
3458 (neon_vca<cmp_op><mode>): New.
3459 (neon_vca<cmp_op><mode>_fp16insn): New.
3460 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
3461 (neon_vc<cmp_op>z<mode>): New.
3462 (neon_vabd<mode>): New.
3463 (neon_v<maxmin>f<mode>): New.
3464 (neon_vp<maxmin>fv4hf: New.
3465 (neon_<fmaxmin_op><mode>): New.
3466 (neon_vrecps<mode>): New.
3467 (neon_vrsqrts<mode>): New.
3468 (neon_vrecpe<mode>): New (VH variant).
3469 (neon_vdup_lane<mode>_internal): New.
3470 (neon_vdup_lane<mode>): New.
3471 (neon_vcvt<sup><mode>): New (VCVTHI variant).
3472 (neon_vcvt<sup><mode>): New (VH variant).
3473 (neon_vcvt<sup>_n<mode>): New (VH variant).
3474 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
3475 (neon_vcvt<vcvth_op><sup><mode>): New.
3476 (neon_vmul_lane<mode>): New.
3477 (neon_vmul_n<mode>): New.
3478 * config/arm/unspecs.md (UNSPEC_VCALE): New
3479 (UNSPEC_VCALT): New.
3480 (UNSPEC_VFMA_LANE): New.
3481 (UNSPECS_VFMS_LANE): New.
3483 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3485 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
3486 ("*extzv<mode><clobbercc_or_nocc>"):
3487 Correct a typo in a comment.
3489 ("*insv<mode>_zEC12", "*insv<mode>_z10")
3490 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
3491 ("*insv<mode>_zEC12_appendbitsleft")
3492 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
3493 ("*insv<mode>_z10_appendbitsleft"): Ditto.
3494 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
3495 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
3496 Provide pattern with operands switched.
3497 ("*pre_z10_extv<mode>"):
3498 Use new subst patterns.
3499 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
3500 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
3501 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
3502 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
3503 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
3504 ("*<risbg_n>_sidi_ior_and_lshiftrt")
3505 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
3507 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
3508 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
3509 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
3511 ("SINT"): New mode_iterator with SI, HI, QI.
3512 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
3513 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
3516 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3518 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
3519 new interface of s390_contiguous_bitmask_p.
3520 ("contiguous_bitmask_nowrap_operand"): New predicate.
3521 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
3522 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
3523 of s390_contiguous_bitmask_p.
3524 ("NxxDw"): Rename NxxDq constraint to NxxDw.
3525 ("NxxSw"): New constraint.
3526 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
3527 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
3529 (s390_contiguous_bitmask_nowrap_p): Export.
3530 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
3531 former s390_contiguous_bitmask_p.
3532 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
3533 detect contiguous bit ranges with wraparound. Change signature to
3534 return START and END position instead of POS and LENGTH.
3535 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
3536 ranges with wraparound.
3537 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
3538 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
3539 Adapt to new signature of s390_contiguous_bitmask_p.
3541 2016-09-23 Bin Cheng <bin.cheng@arm.com>
3543 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
3544 (create_intersect_range_checks): New.
3545 (vect_create_cond_for_alias_checks): Call above function.
3547 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3549 * config/arm/iterators.md (Code iterators): Fix some white-space
3553 (FCVT): Moved from vfp.md.
3554 (VCVT_HF_US_N): New.
3555 (VCVT_SI_US_N): New.
3560 (FCVTI32typename): Moved from vfp.md.
3561 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
3562 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
3563 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
3564 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
3565 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
3567 (fp16_rnd_str): New.
3568 (fp16_rnd_insn): New.
3569 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
3570 (UNSPEC_VCVT_HF_U_N): New.
3571 (UNSPEC_VCVT_SI_S_N): New.
3572 (UNSPEC_VCVT_SI_U_N): New.
3573 (UNSPEC_VCVTH_S): New.
3574 (UNSPEC_VCVTH_U): New.
3575 (UNSPEC_VCVTA_S): New.
3576 (UNSPEC_VCVTA_U): New.
3577 (UNSPEC_VCVTM_S): New.
3578 (UNSPEC_VCVTM_U): New.
3579 (UNSPEC_VCVTN_S): New.
3580 (UNSPEC_VCVTN_U): New.
3581 (UNSPEC_VCVTP_S): New.
3582 (UNSPEC_VCVTP_U): New.
3583 (UNSPEC_VCVTP_S): New.
3584 (UNSPEC_VCVTP_U): New.
3586 (UNSPEC_VRNDA): New.
3587 (UNSPEC_VRNDI): New.
3588 (UNSPEC_VRNDM): New.
3589 (UNSPEC_VRNDN): New.
3590 (UNSPEC_VRNDP): New.
3591 (UNSPEC_VRNDX): New.
3592 * config/arm/vfp.md (<absneg_str>hf2): New.
3594 (neon_v<fp16_rnd_str>hf): New.
3595 (neon_vrndihf): New.
3600 (*mulsf3neghf_vfp): New.
3601 (*negmulhf3_vfp): New.
3602 (*mulsf3addhf_vfp): New.
3603 (*mulhf3subhf_vfp): New.
3604 (*mulhf3neghfaddhf_vfp): New.
3605 (*mulhf3neghfsubhf_vfp): New.
3608 (fmsubhf4_fp16): New.
3612 (neon_vsqrthf): New.
3613 (neon_vrsqrtshf): New.
3614 (FCVT): Move to iterators.md.
3615 (FCVTI32typename): Likewise.
3616 (neon_vcvth<sup>hf): New.
3617 (neon_vcvth<sup>si): New.
3618 (neon_vcvth<sup>_nhf_unspec): New.
3619 (neon_vcvth<sup>_nhf): New.
3620 (neon_vcvth<sup>_nsi_unspec): New.
3621 (neon_vcvth<sup>_nsi): New.
3622 (neon_vcvt<vcvth_op>h<sup>si): New.
3623 (neon_<fmaxmin_op>hf): New.
3625 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3627 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
3628 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
3629 ("*insv<mode>_zEC12_appendbitsleft")
3630 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
3631 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
3633 2016-09-23 Jakub Jelinek <jakub@redhat.com>
3635 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
3636 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
3637 construct values without normalization.
3638 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
3639 static local lhs_ops to vNULL.
3641 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3642 Jiong Wang <jiong.wang@arm.com>
3644 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
3645 available when FP16 instructions are available.
3646 (output_move_vfp): Add support for 16-bit data moves.
3647 (arm_validize_comparison): Fix some white-space. Support HFmode
3648 by conversion to SFmode.
3649 * config/arm/arm.md (truncdfhf2): Fix a comment.
3650 (extendhfdf2): Likewise.
3652 (movsicc): Fix some white-space.
3654 (movsfcc): Fix some white-space.
3656 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
3657 instructions are available.
3658 (*thumb2_movhi_vfp): Likewise.
3659 (*arm_movhi_fp16): New.
3660 (*thumb2_movhi_fp16): New.
3661 (*movhf_vfp_fp16): New.
3662 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
3663 (*movhf_vfp): Likewise.
3664 (extendhfsf2): Enable when VFP FP16 instructions are available.
3665 (truncsfhf2): Enable when VFP FP16 instructions are available.
3667 2016-09-23 Martin Liska <mliska@suse.cz>
3669 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
3671 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3673 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
3675 (arm_evpc_neon_vtrn): Likewise.
3676 (arm_evpc_neon_vrev): Likewise.
3677 (arm_evpc_neon_vext): Likewise.
3678 * config/arm/arm_neon.h (vbsl_f16): New.
3682 (vdup_lane_f16): New.
3683 (vdupq_lane_f16): New.
3696 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
3697 (vdup_lane): New (v8hf, v4hf variants).
3698 (vext): New (v8hf, v4hf variants).
3699 (vbsl): New (v8hf, v4hf variants).
3700 * config/arm/iterators.md (VDQWH): New.
3702 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
3703 (Scalar_mul_8_16): Fix white-space.
3704 (Is_d_reg): Add V4HF and V8HF.
3705 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
3706 (neon_vdup_lane<mode>): New.
3707 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
3708 (*neon_vtrn<mode>_insn): Likewise.
3709 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
3710 (*neon_vzip<mode>_insn): Likewise
3711 (neon_vuzp<mode>_internal): Likewise.
3712 (*neon_vuzp<mode>_insn): Likewise
3713 * config/arm/vec-common.md (vec_perm_const<mode>): New.
3715 2016-09-23 Jiong Wang <jiong.wang@arm.com>
3716 Matthew Wahab <matthew.wahab@arm.com>
3718 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
3719 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
3720 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
3721 available. Also fix some white-space.
3722 * config/arm/vfp.md (*arm_movhi_vfp): New.
3723 (*thumb2_movhi_vfp): New.
3725 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3727 * config/arm/arm-c.c (arm_cpu_builtins): Define
3728 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
3729 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
3731 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3733 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
3734 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
3735 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
3736 arm_v8_2a_fp16_neon_hw.
3737 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
3740 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3742 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
3743 arm_fp16_alternative_ok and arm_fp16_none_ok.
3745 2016-09-23 Martin Liska <mliska@suse.cz>
3747 * ipa-icf.c (sem_variable::merge): Replace adress with address.
3749 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3751 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
3753 ("armv8.2-a+fp16"): New.
3754 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
3755 (FL2_FP16INST): New.
3756 (FL2_FOR_ARCH8_2A): New.
3757 * config/arm/arm-tables.opt: Regenerate.
3758 * config/arm/arm.c (arm_arch8_2): New.
3759 (arm_fp16_inst): New.
3760 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
3761 for incompatible fp16-format settings.
3762 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
3763 (TARGET_NEON_FP16INST): New.
3764 (arm_arch8_2): Declare.
3765 (arm_fp16_inst): Declare.
3766 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
3767 march=armv8.2-a and march=armv8.2-a+fp16.
3768 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
3770 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
3771 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
3773 2016-09-23 Martin Liska <mliska@suse.cz>
3775 * doc/extend.texi: Remove fused-madd from i386 target options.
3777 2016-09-23 Martin Liska <mliska@suse.cz>
3779 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3782 2016-09-23 Martin Liska <mliska@suse.cz>
3784 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3787 2016-09-23 Martin Liska <mliska@suse.cz>
3790 * config/i386/i386.c (ix86_option_override_internal): Change
3791 signature and return false when there's an error related to
3793 (release_options_strings): New function.
3794 (ix86_valid_target_attribute_tree): Call the function.
3796 2016-09-23 Jakub Jelinek <jakub@redhat.com>
3798 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
3799 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
3800 (gen_hsa_ctor_assignment): Likewise.
3801 * print-tree.c (print_node): Likewise.
3802 * tree-dump.c (dequeue_and_dump): Likewise.
3803 * tree-sra.c (sra_modify_constructor_assign): Likewise.
3804 * expr.c (store_constructor): Likewise.
3805 * fold-const.c (operand_equal_p): Likewise.
3806 * tree-pretty-print.c (dump_generic_node): Likewise.
3807 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
3808 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
3810 2016-09-23 Richard Biener <rguenther@suse.de>
3812 * hooks.h (hook_uint_uintp_false): Declare.
3814 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3816 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
3817 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
3819 2016-09-22 Martin Sebor <msebor@redhat.com>
3822 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
3823 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
3824 (target_int_min): Correct computation.
3825 (format_integer): Use long long as the argument for the ll length
3827 (format_floating): Use target_int_max().
3828 (get_string_length): Same.
3829 (format_string): Avoid setting the bounded flag for strings
3831 (try_substitute_return_value): Avoid setting range info when
3832 the result isn't bounded.
3833 * varasm.c (assemble_name): Increase buffer size.
3835 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
3836 Terry Guo <terry.guo@arm.com>
3838 * target.def (elf_flags_numeric): New target hook.
3839 * targhooks.h (default_asm_elf_flags_numeric): New.
3840 * varasm.c (default_asm_elf_flags_numeric): New.
3841 (default_elf_asm_named_section): Use new target hook.
3842 * config/arm/arm.opt (mpure-code): New.
3843 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
3844 * config/arm/arm.c (arm_asm_init_sections): Add section
3845 attribute to default text section if -mpure-code.
3846 (arm_option_check_internal): Diagnose use of option with
3847 non supported targets and/or options.
3848 (arm_asm_elf_flags_numeric): New.
3849 (arm_function_section): New.
3850 (arm_elf_section_type_flags): New.
3851 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
3853 * gcc/doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
3854 * gcc/doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
3856 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
3858 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
3860 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3862 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
3863 * rtl.h: Adjust prototype.
3865 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3867 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
3868 (prev_active_insn): Likewise.
3869 (active_insn_p): Likewise.
3870 * rtl.h: Adjust prototypes.
3871 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
3872 * config/arc/arc.md: Likewise.
3873 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
3874 (branch_needs_nop_p): Likewise.
3875 (use_skip_p): Likewise.
3876 * config/sh/sh.c (gen_block_redirect): Likewise.
3877 (split_branches): Likewise.
3878 * reorg.c (optimize_skip): Likewise.
3879 (fill_simple_delay_slots): Likewise.
3880 (fill_slots_from_thread): Likewise.
3881 (relax_delay_slots): Likewise.
3882 * resource.c (mark_target_live_regs): Likewise.
3884 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3886 * config/cris/cris.c (cris_asm_output_case_end): Change argument
3888 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
3889 (prev_nonnote_nondebug_insn): Likewise.
3890 * config/cris/cris-protos.h: Adjust prototype.
3892 * jump.c (rtx_renumbered_equal_p): Adjust.
3894 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3896 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
3897 * rtl.h: Adjust prototype.
3898 * config/sh/sh.md: Adjust.
3899 * dwarf2out.c (add_var_loc_to_decl): Likewise.
3901 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3903 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
3904 (prev_nondebug_insn): Likewise.
3905 * loop-doloop.c (doloop_condition_get): Likewise.
3906 * rtl.h: Adjust prototype.
3907 * cfgloop.h: Likewise.
3909 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3911 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
3912 (prev_nonnote_insn): Likewise.
3913 * jump.c (reversed_comparison_code_parts): Likewise.
3914 (reversed_comparison): Likewise.
3915 * rtl.h: Adjust prototypes.
3916 * config/arc/arc.md: Adjust.
3917 * cse.c (find_comparison_args): Likewise.
3918 * reorg.c (redundant_insn): Change return type to rtx_insn *.
3919 (fix_reg_dead_note): Change argument type to rtx_insn *.
3920 (delete_prior_computation): Likewise.
3921 (delete_computation): Likewise.
3922 (fill_slots_from_thread): Adjust.
3923 (relax_delay_slots): Likewise.
3924 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
3925 (simplify_relational_operation_1): Likewise.
3926 (simplify_ternary_operation): Likewise.
3928 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3930 * config/arc/arc-protos.h (arc_label_align): Change type of
3931 variables from rtx to rtx_insn *.
3932 * config/arc/arc.c (arc_label_align): Likewise.
3933 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
3934 * config/bfin/bfin.c (workaround_speculation): Likewise.
3935 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
3936 (find_last_same_clock): Likewise.
3937 (reorg_split_calls): Likewise.
3938 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
3939 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
3940 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
3941 (same_cmp_following_p): Likewise.
3942 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
3943 (same_cmp_following_p): Likwise.
3944 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
3945 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
3946 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
3947 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
3948 (rl78_alloc_physical_registers_cmp): Likewise.
3949 (rl78_alloc_physical_registers_umul): Likewise.
3950 (rl78_calculate_death_notes): Likewise.
3951 * config/s390/s390-protos.h (s390_label_align): Likewise.
3952 * config/s390/s390.c (s390_label_align): Likewise.
3953 * config/sh/sh.c (barrier_align): Likewise.
3954 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
3955 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
3956 (emit_cbcond_nop): Likewise.
3958 2016-09-22 Martin Liska <mliska@suse.cz>
3961 * ipa-icf.c (sem_variable::merge): Yield merge operation if
3962 alias address matters, not necessarily address of original.
3964 2016-09-22 Richard Biener <rguenther@suse.de>
3967 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
3970 2016-09-22 Richard Biener <rguenther@suse.de>
3973 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
3974 from constant folding results.
3975 (gimple_resimplify2): Likewise.
3976 (gimple_resimplify3): Likewise.
3978 2016-09-22 Richard Biener <rguenther@suse.de>
3981 * expr.c (expand_expr_real_1): Guard array access against negative
3984 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3986 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
3988 (format_floating): Likewise.
3990 2016-09-22 Jakub Jelinek <jakub@redhat.com>
3993 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
3994 for all IFN_GOMP_SIMD_* internal fns, not just for
3995 IFN_GOMP_SIMD_ORDERED_*.
3997 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4000 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
4001 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
4002 instructions when you want to invert the test.
4003 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
4004 correct order for XXSEL.
4005 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
4006 for using XSCMP{EQ,GT,GE}DP.
4008 2016-09-21 David Malcolm <dmalcolm@redhat.com>
4010 * genconstants.c (main): Introduce noop_reader and convert call
4011 to read_md_files to a method call.
4012 * genenums.c (main): Likewise.
4013 * genmddeps.c (main): Likewise.
4014 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
4015 rtx_reader_ptr->get_top_level_filename ().
4016 (write_tm_preds_h): Likewise.
4017 (write_insn_preds_c): Likewise.
4018 * gensupport.c (class gen_reader): New subclass of rtx_reader.
4019 (rtx_handle_directive): Convert to...
4020 (gen_reader::handle_unknown_directive): ...this.
4021 (init_rtx_reader_args_cb): Convert return type from bool to
4022 rtx_reader *. Create a gen_reader instance, using it for the
4023 call to read_md_files. Return it if no errors occur.
4024 (init_rtx_reader_args): Convert return type from bool to
4026 * gensupport.h (init_rtx_reader_args_cb): Likewise.
4027 (init_rtx_reader_args_cb): Likewise.
4028 * read-md.c (struct file_name_list): Move to class rtx_reader.
4029 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
4030 (read_md_filename): Delete in favor of
4031 rtx_reader::m_read_md_filename.
4032 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
4033 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
4034 (base_dir): Delete in favor of rtx_reader::m_base_dir.
4035 (first_dir_md_include): Delete in favor of
4036 rtx_reader::m_first_dir_md_include.
4037 (last_dir_md_include_ptr): Delete in favor of
4038 rtx_reader::m_last_dir_md_include_ptr.
4039 (max_include_len): Delete.
4040 (rtx_reader_ptr): New.
4041 (fatal_with_file_and_line): Use get_filename and get_lineno
4042 accessors of rtx_reader_ptr.
4043 (require_char_ws): Likewise.
4044 (rtx_reader::read_char): New method, based on ::read_char.
4045 (rtx_reader::unread_char): New method, based on ::unread_char.
4046 (read_escape): Use get_filename and get_lineno accessors of
4048 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
4049 (read_string): Use get_filename and get_lineno accessors of
4051 (rtx_reader::rtx_reader): New ctor.
4052 (rtx_reader::~rtx_reader): New dtor.
4053 (handle_include): Convert from a function to...
4054 (rtx_reader::handle_include): ...this method, converting
4055 handle_directive from a callback to a virtual function.
4056 (handle_file): Likewise, converting to...
4057 (rtx_reader::handle_file): ...this method.
4058 (handle_toplevel_file): Likewise, converting to...
4059 (rtx_reader::handle_toplevel_file): ...this method.
4060 (rtx_reader::get_current_location): New method.
4061 (parse_include): Convert from a function to...
4062 (rtx_reader::add_include_path): ...this method, dropping redundant
4063 update to unused max_include_len.
4064 (read_md_files): Convert from a function to...
4065 (rtx_reader::read_md_files): ...this method, converting
4066 handle_directive from a callback to a virtual function.
4067 (noop_reader::handle_unknown_directive): New method.
4068 * read-md.h (directive_handler_t): Delete this typedef.
4070 (read_md_file): Delete.
4071 (read_md_lineno): Delete.
4072 (read_md_filename): Delete.
4073 (class rtx_reader): New class.
4074 (rtx_reader_ptr): New decl.
4075 (class noop_reader): New subclass of rtx_reader.
4076 (read_char): Reimplement in terms of rtx_reader::read_char.
4077 (unread_char): Reimplement in terms of rtx_reader::unread_char.
4078 (read_md_files): Delete.
4079 * read-rtl.c (read_rtx_code): Update for deletion of globals
4080 read_md_filename and read_md_lineno.
4082 2016-09-21 Jason Merrill <jason@redhat.com>
4084 * input.h (from_macro_definition_at): New.
4086 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
4088 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
4090 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
4092 PR tree-optimization/77550
4093 * tree-vect-stmts.c (create_array_ref): Change parameters.
4094 (get_group_alias_ptr_type): New function.
4095 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
4097 2016-09-21 Marek Polacek <polacek@redhat.com>
4099 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
4100 Add falls through comment.
4102 2016-09-21 Richard Biener <rguenther@suse.de>
4104 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
4105 (replace_child): Likewise.
4106 (remove_child_TAG): Adjust.
4107 (move_marked_base_types): Likewise.
4108 (prune_unused_types_prune): Clear die_sib of removed children.
4110 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
4113 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
4114 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
4116 2016-09-21 Richard Biener <rguenther@suse.de>
4118 PR tree-optimization/77648
4119 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
4121 (make_transitive_closure_constraints): Adjust comment.
4122 (make_any_offset_constraints): New function.
4123 (handle_rhs_call): Make sure to first expand a pointer to all
4124 subfields before transitively closing it.
4125 (handle_const_call): Likewise. Properly expand returned
4127 (handle_pure_call): Likewise.
4129 2016-09-21 Richard Biener <rguenther@suse.de>
4130 Jakub Jelinek <jakub@redhat.com>
4132 PR tree-optimization/77621
4133 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
4134 group at non-vectorizable stmts.
4136 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4138 PR tree-optimization/72835
4139 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
4140 (make_new_ssa_for_all_defs): Likewise.
4141 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
4143 2016-09-20 Martin Sebor <msebor@redhat.com>
4146 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
4147 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
4148 * config/linux.c (gnu_libc_printf_pointer_format): New function.
4149 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
4150 * config/sol2.c (solaris_printf_pointer_format): New function.
4151 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
4153 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
4154 * doc/tm.texi: Regenerate.
4155 * gimple-fold.h (get_range_strlen): New function.
4156 (get_maxval_strlen): Declare existing function.
4157 * gimple-fold.c (get_range_strlen): Add arguments and compute both
4158 maximum and minimum.
4159 (get_range_strlen): Define overload.
4160 (get_maxval_strlen): Adjust.
4161 * gimple-ssa-sprintf.c: New file and pass.
4162 * passes.def (pass_sprintf_length): Add new pass.
4163 * targhooks.h (default_printf_pointer_format): Declare new function.
4164 (gnu_libc_printf_pointer_format): Same.
4165 (solaris_libc_printf_pointer_format): Same.
4166 * targhooks.c (default_printf_pointer_format): Define new function.
4167 * tree-pass.h (make_pass_sprintf_length): Declare new function.
4168 * print-tree.c: Increase buffer size.
4170 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4172 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
4174 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4176 * common.opt: New option -fipa-vrp.
4177 * ipa-cp.c (ipa_get_vr_lat): New.
4178 (ipcp_vr_lattice::print): Likewise.
4179 (print_all_lattices): Call ipcp_vr_lattice::print.
4180 (ipcp_vr_lattice::meet_with): New.
4181 (ipcp_vr_lattice::meet_with_1): Likewise.
4182 (ipcp_vr_lattice::top_p): Likewise.
4183 (ipcp_vr_lattice::bottom_p): Likewsie.
4184 (ipcp_vr_lattice::set_to_bottom): Likewise.
4185 (set_all_contains_variable): Call VR set_to_bottom.
4186 (initialize_node_lattices): Init VR lattices.
4187 (propagate_vr_accross_jump_function): New.
4188 (propagate_constants_accross_call): Call
4189 propagate_vr_accross_jump_function.
4190 (ipcp_store_vr_results): New.
4191 (ipcp_driver): Handle VR.
4192 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
4193 (ipa_set_jf_unknown): Likewise.
4194 (ipa_compute_jump_functions_for_edge): Likewise.
4195 (ipa_node_params_t::duplicate): Likewise.
4196 (ipa_write_jump_function): Likewise.
4197 (ipa_read_jump_function): Likewise.
4198 (write_ipcp_transformation_info): Likewise.
4199 (read_ipcp_transformation_info): Likewise.
4200 (ipcp_update_vr): New.
4201 (ipcp_transform_function): Handle VR.
4202 * ipa-prop.h (struct ipa_vr): New.
4203 * cgraph.c: Include tree-vrp.h.
4204 * cgraphunit.c: Likewise.
4205 * ipa-utils.c: Likewise.
4208 * toplev.c: Likewise.
4209 * ipa-devirt.c: Likewise.
4210 * ipa-inline-transform.c: Likewise.
4211 * ipa-inline.c: Likewise.
4212 * ipa-profile.c: Likewise.
4214 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4216 * doc/invoke.texi: Document -fdump-tree-evrp.
4217 * passes.def: Define new pass_early_vrp.
4218 * timevar.def: Define new TV_TREE_EARLY_VRP.
4219 * tree-pass.h (make_pass_early_vrp): New.
4220 * tree-ssa-propagate.c: Make replace_uses_in non static.
4221 * tree-ssa-propagate.h: Export replace_uses_in.
4222 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
4223 (extract_range_from_assert): Factor out
4224 extract_range_for_var_from_comparison_expr.
4225 (vrp_initialize_lattice): New.
4226 (vrp_initialize): Factor out vrp_initialize_lattice.
4227 (vrp_valueize): Fix it to reject complex value ranges.
4228 (vrp_free_lattice): New.
4229 (evrp_dom_walker::before_dom_children): Likewise.
4230 (evrp_dom_walker::after_dom_children): Likewise.
4231 (evrp_dom_walker::push_value_range): Likewise.
4232 (evrp_dom_walker::pop_value_range): Likewise.
4233 (execute_early_vrp): Likewise.
4234 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
4235 (make_pass_early_vrp): New.
4237 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
4239 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
4240 instead of exact_log2.
4242 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
4245 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
4246 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
4247 (ix86_add_stmt_cost): Penalize DFmode vector operations
4248 for !TARGET_VECTORIZE_DOUBLE.
4250 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
4252 * doc/invoke.texi (Warning Options): Simplify language.
4253 (Optimize Options): Complete sentence.
4255 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
4257 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
4260 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
4263 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
4264 inits on power8 and above, use the VMRGEW instruction instead of a
4267 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
4268 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
4271 2016-09-20 Tamar Christina <tamar.christina@arm.com>
4273 * config/aarch64/arm_neon.h
4274 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
4275 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
4276 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
4278 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
4280 * config/var/vax.h (ELIMINABLE_REGS): Define.
4281 (INITIAL_ELIMINATION_OFFSET): Define.
4283 2016-09-20 Jakub Jelinek <jakub@redhat.com>
4286 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
4287 cast to void * if the cast is from some other pointer type.
4289 2016-09-20 Richard Biener <rguenther@suse.de>
4291 PR tree-optimization/77646
4292 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
4295 2016-09-20 Tamar Christina <tamar.christina@arm.com>
4297 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
4298 attributes to all inlined functions and make them extern.
4300 2016-09-20 Richard Biener <rguenther@suse.de>
4302 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
4304 * debug.c (do_nothing_debug_hooks): Adjust.
4305 * dbxout.c (dbx_debug_hooks): Likewise.
4306 * sdbout.c (sdb_debug_hooks): Likewise.
4307 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
4308 (dwarf2out_finish): Move producer, filename and
4310 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
4311 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
4313 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
4316 * doc/invoke.texi: Document -Wint-in-bool-context.
4319 * dwarf2out.c (output_loc_operands): Fix an assertion.
4321 2016-09-19 Joseph Myers <joseph@codesourcery.com>
4323 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
4324 (CR_DECIMAL_DIG): New macro.
4326 2016-09-19 Joseph Myers <joseph@codesourcery.com>
4328 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
4331 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
4333 PR rtl-optimization/77416
4334 * lra-remat.c (operand_to_remat): Process hard coded insn
4337 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4339 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
4340 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
4342 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
4344 * target.def (lra_p): Wordsmithing.
4345 * doc/tm.texi: Regenerate.
4347 2016-09-19 Jakub Jelinek <jakub@redhat.com>
4348 Jan Hubicka <jh@suse.cz>
4351 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
4352 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
4353 Call ultimate_alias_target just once, not up to 4 times.
4355 2016-09-19 Richard Biener <rguenther@suse.de>
4357 * dwarf2out.c (early_dwarf_finished): New global.
4358 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
4360 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
4361 if called from LTO exit early.
4362 (dwarf2out_late_global_decl): When being during the early
4363 debug phase do not add locations but only const value attributes.
4364 Adjust the way we generate early DIEs for LTO.
4366 2016-09-19 Richard Biener <rguenther@suse.de>
4369 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
4370 proper niter to bound the loops.
4372 2016-09-19 Richard Biener <rguenther@suse.de>
4374 PR tree-optimization/77514
4375 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
4376 search for folded stmt.
4378 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
4380 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
4381 * tree-pass.h (make_pass_early_thread_jumps): Declare.
4382 * tree-ssa-threadbackward.c (fsm_find_thread_path,
4383 fsm_find_thread_path, profitable_jump_thread_path,
4384 fsm_find_control_statement_thread_paths,
4385 find_jump_threads_backwards): Add speed_p parameter.
4386 (pass_data_early_thread_jumps): New pass.
4387 (make_pass_early_thread_jumps): New function.
4389 2016-09-17 Andreas Schwab <schwab@suse.de>
4391 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
4392 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
4394 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
4396 * recog.c (rest_of_handle_split_after_reload): Delete.
4397 (pass_split_after_reload::gate): New method.
4398 (pass_split_after_reload::execute): Call split_all_insns directly.
4400 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
4402 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
4403 parameters for functions taking long long arguments.
4405 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4408 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
4409 splat with truncate.
4411 2016-09-16 Jason Merrill <jason@redhat.com>
4413 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
4415 * hwint.c (exact_log2): Use pow2p_hwi.
4416 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
4417 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
4418 * builtins.c (get_object_alignment_2, get_object_alignment)
4419 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
4421 * calls.c (compute_argument_addresses, store_one_arg): Use
4423 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
4424 * combine.c (force_to_mode): Use least_bit_hwi.
4425 (contains_muldiv, find_split_point, combine_simplify_rtx)
4426 (simplify_if_then_else, simplify_set, force_to_mode)
4427 (if_then_else_cond, simplify_and_const_int_1)
4428 (simplify_compare_const): Use pow2p_hwi.
4429 * cse.c (fold_rtx): Use pow2p_hwi.
4430 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
4432 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
4433 (init_expmed_one_conv): Use pow2p_hwi.
4434 * expr.c (is_aligning_offset): Use pow2p_hwi.
4435 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
4436 (fold_binary_loc): Use pow2p_hwi.
4437 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
4438 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
4439 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
4440 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
4442 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
4443 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
4444 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
4445 * omp-low.c (oacc_loop_fixed_partitions)
4446 (oacc_loop_auto_partitions): Use least_bit_hwi.
4447 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
4448 * stor-layout.c (place_field): Use least_bit_hwi.
4449 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
4450 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
4451 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
4452 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
4453 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
4454 * tree-vect-data-refs.c (vect_analyze_group_access_1)
4455 (vect_grouped_store_supported, vect_grouped_load_supported)
4456 (vect_permute_load_chain, vect_shift_permute_load_chain)
4457 (vect_transform_grouped_load): Use pow2p_hwi.
4458 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
4459 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
4460 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
4462 * tsan.c (instrument_expr): Use least_bit_hwi.
4463 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
4465 2016-09-16 Andreas Schwab <schwab@suse.de>
4467 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
4469 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
4471 2016-09-16 Jakub Jelinek <jakub@redhat.com>
4474 * combine.c (rest_of_handle_combine): If any edges have been purged,
4475 free dominators if available.
4477 2016-09-16 Jakub Jelinek <jakub@redhat.com>
4478 Eric Botcazou <ebotcazou@adacore.com>
4481 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
4482 through into expand_addsub_overflow after expand_neg_overflow.
4484 2016-09-15 David Malcolm <dmalcolm@redhat.com>
4486 * diagnostic-show-locus.c
4487 (selftest::test_fixit_insert_containing_newline): New function.
4488 (selftest::test_fixit_replace_containing_newline): New function.
4489 (selftest::diagnostic_show_locus_c_tests): Call the above.
4491 2016-09-15 Bin Cheng <bin.cheng@arm.com>
4493 PR tree-optimization/77503
4494 * tree-vect-loop.c (vectorizable_reduction): Record reduction
4495 code for CONST_COND_REDUCTION at analysis stage and use it at
4497 * tree-vectorizer.h (struct _stmt_vec_info): New field.
4498 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
4499 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
4502 2016-09-15 Richard Biener <rguenther@suse.de>
4505 * fold-const.c (split_tree): Do not split constant ~X.
4507 2016-09-15 Jakub Jelinek <jakub@redhat.com>
4509 PR rtl-optimization/77425
4510 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
4514 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
4515 use %qs instead of %s where desirable, use argument instead of arg in
4516 the diagnostic wording, add list of supported strategies and
4518 (ix86_option_override_internal): Emit target("m...") instead of
4519 option("m...") in the diagnostic. Use %qs instead of %s in invalid
4520 -march/-mtune option diagnostic. Add list of supported arches/tunings
4521 and spellcheck hint. Remove prefix, suffix and sw variables, use
4522 main_args_p ? "..." : "..." in diagnostics to make translation
4525 2016-09-15 Richard Biener <rguenther@suse.de>
4527 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
4528 extra offset argument.
4529 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
4530 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
4531 to reflect new offset parameter.
4532 * doc/tm.texi: Regenerate.
4533 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
4534 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
4536 (darwin_asm_output_dwarf_offset): Likewise.
4537 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
4539 (darwin_asm_output_dwarf_offset): Pass offset argument through.
4540 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
4541 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
4543 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
4546 * ipa-icf.c (set_alias_uids): New function.
4547 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
4548 all the merged variable's referring aliases.
4550 2016-09-15 Richard Biener <rguenther@suse.de>
4552 PR tree-optimization/77514
4553 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
4554 only forced_stmts sequence.
4556 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
4558 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
4559 * cfgexpand.c (update_alias_info_with_stack_vars): Use
4560 FOR_EACH_SSA_NAME to iterate over SSA variables.
4561 (pass_expand::execute): Likewise.
4562 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
4563 * tree-cfg.c (dump_function_to_file): Likewise.
4564 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
4565 (update_ssa): Likewise.
4566 * tree-ssa-alias.c (dump_alias_info): Likewise.
4567 * tree-ssa-ccp.c (ccp_finalize): Likewise.
4568 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
4569 (create_outofssa_var_map): Likewise.
4570 (coalesce_ssa_name): Likewise.
4571 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
4572 * tree-ssa-pre.c (compute_avail): Likewise.
4573 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
4574 (scc_vn_restore_ssa_info): Likewise.
4575 (free_scc_vn): Likwise.
4576 (run_scc_vn): Likewise.
4577 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
4578 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
4579 * tree-ssa-copy.c (fini_copy_prop): Likewise.
4580 * tree-ssa.c (verify_ssa): Likewise.
4582 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
4584 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
4585 and mips64r2 as default 32-bit and 64-bit architectures.
4586 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
4587 as default 32-bit and 64-bit architectures.
4589 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
4591 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
4594 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
4596 * target.def (lra_p): Change commentary (for the manual) for the
4598 * doc/tm.texi: Regenerate.
4600 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
4602 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
4603 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
4604 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
4605 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
4607 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
4609 * targhooks.c (default_lra_p): Return true instead of false.
4611 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
4613 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
4614 hook_bool_void_false.
4615 * config/avr/avr.c: Ditto.
4616 * config/bfin/bfin.c: Ditto.
4617 * config/c6x/c6x.c: Ditto.
4618 * config/cr16/cr16.c: Ditto.
4619 * config/cris/cris.c: Ditto.
4620 * config/epiphany/epiphany.c: Ditto.
4621 * config/fr30/fr30.c: Ditto.
4622 * config/frv/frv.c: Ditto.
4623 * config/h8300/h8300.c: Ditto.
4624 * config/ia64/ia64.c: Ditto.
4625 * config/iq2000/iq2000.c: Ditto.
4626 * config/lm32/lm32.c: Ditto.
4627 * config/m32c/m32c.c: Ditto.
4628 * config/m32r/m32r.c: Ditto.
4629 * config/m68k/m68k.c: Ditto.
4630 * config/mcore/mcore.c: Ditto.
4631 * config/microblaze/microblaze.c: Ditto.
4632 * config/mmix/mmix.c: Ditto.
4633 * config/mn10300/mn10300.c: Ditto.
4634 * config/moxie/moxie.c: Ditto.
4635 * config/msp430/msp430.c: Ditto.
4636 * config/nios2/nios2.c: Ditto.
4637 * config/nvptx/nvptx.c: Ditto.
4638 * config/pa/pa.c: Ditto.
4639 * config/pdp11/pdp11.c: Ditto.
4640 * config/rl78/rl78.c: Ditto.
4641 * config/sparc/sparc.c: Ditto.
4642 * config/spu/spu.c: Ditto.
4643 * config/stormy16/stormy16.c: Ditto.
4644 * config/tilegx/tilegx.c: Ditto.
4645 * config/tilepro/tilepro.c: Ditto.
4646 * config/v850/v850.c: Ditto.
4647 * config/vax/vax.c: Ditto.
4648 * config/visium/visium.c: Ditto.
4649 * config/xtensa/xtensa.c: Ditto.
4651 2016-09-14 Jakub Jelinek <jakub@redhat.com>
4654 * tsan.c: Include target.h.
4655 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
4656 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
4657 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
4658 BUILT_IN_ATOMIC_TEST_AND_SET entries.
4659 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
4661 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
4662 Martin Liska <mliska@suse.cz>
4665 * predict.c (force_edge_cold): Add braces to a condition.
4667 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
4669 PR rtl-optimization/77289
4670 * lra-constraints.c (get_final_hard_regno): Removed.
4671 (get_hard_regno): Add new parameter final_p.
4672 (get_reg_class): Directly call lra_get_elimination_hard_regno.
4673 (operands_match_p): Adjust call to get_hard_regno.
4674 (uses_hard_regs_p): Likewise.
4675 (process_alt_operands): Likewise.
4677 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
4680 * config/msp430/msp430.c (msp430_start_function): Emit an error
4681 if a function is both weak and specifies an interrupt number.
4683 2016-09-13 Jakub Jelinek <jakub@redhat.com>
4685 PR tree-optimization/77454
4686 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
4687 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
4690 2016-09-13 Tamar Christina <tamar.christina@arm.com>
4692 * config/aarch64/aarch64-builtins.c
4693 (aarch64_init_simd_builtins): Fix builtin type signature printing.
4695 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
4697 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
4698 SFmode and SCmode arguments by reference.
4700 2016-09-13 David Malcolm <dmalcolm@redhat.com>
4702 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
4704 (selftest::test_one_liner_fixit_insert_before): ...this, and update
4705 for renaming of add_fixit_insert to add_fixit_insert_before.
4706 (selftest::test_one_liner_fixit_insert_after): New function.
4707 (selftest::test_one_liner_fixit_validation_adhoc_locations):
4708 Update for renaming of add_fixit_insert to add_fixit_insert_before.
4709 (selftest::test_one_liner_many_fixits): Likewise.
4710 (selftest::test_diagnostic_show_locus_one_liner): Update for
4711 renaming, call new test function.
4712 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
4713 renaming of add_fixit_insert to add_fixit_insert_before.
4714 (selftest::test_fixit_consolidation): Likewise.
4715 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
4717 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
4718 (selftest::test_applying_fixits_insert_before): ...this.
4719 (selftest::test_applying_fixits_insert): Update for renaming of
4720 add_fixit_insert to add_fixit_insert_before.
4721 (selftest::test_applying_fixits_insert_after): New function.
4722 (selftest::test_applying_fixits_insert_after_at_line_end): New
4724 (selftest::test_applying_fixits_insert_after_failure): New function.
4725 (selftest::test_applying_fixits_multiple): Update for renaming of
4726 add_fixit_insert to add_fixit_insert_before.
4727 (selftest::change_line): Likewise.
4728 (selftest::test_applying_fixits_unreadable_file): Likewise.
4729 (selftest::test_applying_fixits_line_out_of_range): Likewise.
4730 (selftest::test_applying_fixits_column_validation): Likewise.
4731 (selftest::test_applying_fixits_column_validation): Likewise.
4732 (selftest::edit_context_c_tests): Update for renamed test function;
4733 call new test functions.
4735 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
4737 PR tree-optimization/77536
4738 PR rtl-optimization/68212
4739 * config/rs6000/rs6000.md (div->recip splitter): Remove
4740 optimize_insn_for_speed_p condition.
4742 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
4744 * optabs.c (prepare_cmp_insn): Update documentation comment.
4746 2016-09-13 Jakub Jelinek <jakub@redhat.com>
4747 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4750 * opts.h (candidates_list_and_hint): Declare.
4751 * opts-common.c (candidates_list_and_hint): New function.
4752 (cmdline_handle_error): Use it.
4754 2016-09-12 David Malcolm <dmalcolm@redhat.com>
4756 * edit-context.c (edited_line::get_len): New accessor.
4757 (edited_file::print_diff): Split out hunk-printing into...
4758 (edited_file::print_diff_hunk): New method.
4759 (edited_file::print_diff_line): New method.
4761 2016-09-12 Andrew Pinski <apinski@cavium.com>
4763 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
4765 * config/aarch64/aarch64.c (thunderx_tunings): Enable
4766 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
4767 (aarch64_operands_ok_for_ldpstp): Return false if
4768 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
4769 was SImode and the alignment is less than 8 byte.
4770 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
4772 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
4775 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
4777 2016-09-12 Marek Polacek <polacek@redhat.com>
4779 * doc/extend.texi: Use lowercase "boolean".
4780 * doc/invoke.texi: Likewise.
4781 * doc/md.texi: Likewise.
4782 * target.def: Likewise.
4783 * doc/tm.texi: Regenerated.
4785 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4788 * expmed.c (synth_mult): Delete duplicate mode check.
4790 2016-09-10 Tom de Vries <tom@codesourcery.com>
4793 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
4795 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
4796 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
4798 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
4800 PR rtl-optimization/77289
4801 * lra-constraints.c (get_final_hard_regno): Add support for non hard
4802 register numbers. Remove support for subregs.
4803 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
4804 (get_reg_class): Delete removed get_final_hard_regno() argument.
4805 (uses_hard_regs_p): Call get_final_hard_regno().
4807 2016-09-09 Martin Sebor <msebor@redhat.com>
4811 * pretty-print.c (pp_quoted_string): New function.
4812 (pp_format): Call it for %c and %s directives.
4814 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
4816 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
4817 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
4818 INITIAL_ELIMINATION_OFFSET) : Update documentation.
4819 * target.def (frame_pointer_required, can_eliminate): Likewise.
4820 * doc/tm.texi: Regenerated.
4821 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
4823 * df-scan.c (df_hard_reg_init): Likewise.
4824 * ira.c (ira_setup_eliminable_regset): Likewise.
4825 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
4826 init_elim_table): Likewise.
4827 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
4828 set_initial_elim_offsets, update_eliminables,
4829 init_elim_table): Likewise.
4830 * rtlanal.c (get_initial_register_offset): Likewise.
4831 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
4832 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
4833 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
4834 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
4835 * config/fr30/fr30.h: Fix comment.
4836 * config/frv/frv.c: Likewise.
4837 * config/frv/frv.h: Likewise.
4838 * config/ft32/ft32.h: Likewise.
4839 * config/visium/visium.h: Likewise.
4840 * config/pa/pa64-linux.h: Likewise.
4841 * config/v850/v850.h: Likewise.
4842 * config/cris/cris.c: Likewise.
4843 * config/ia64/ia64.h: Likewise.
4844 * config/moxie/moxie.h: Likewise.
4845 * config/m32r/m32r.h: Likewise.
4847 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
4850 * config.in: Regenerate.
4851 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
4853 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
4854 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
4855 static-libmpxwrappers case.
4856 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
4857 MPX_LD_AS_NEEDED_GUARD_POP.
4858 * configure: Regenerate.
4859 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
4860 defined if linker support "--push-state"/"--pop-state".
4862 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
4864 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
4866 2016-09-09 Joseph Myers <joseph@codesourcery.com>
4868 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
4869 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
4870 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
4871 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
4872 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
4873 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
4874 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
4876 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
4877 width macros from TS 18661-1.
4878 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
4880 2016-09-08 Jakub Jelinek <jakub@redhat.com>
4883 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
4884 OMP_CLAUSE_SAFELEN_EXPR.
4886 2016-09-07 David Malcolm <dmalcolm@redhat.com>
4888 * Makefile.in (OBJS): Add substring-locations.o.
4889 * langhooks-def.h (class substring_loc): New forward decl.
4890 (lhd_get_substring_location): New decl.
4891 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
4892 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
4893 * langhooks.c (lhd_get_substring_location): New function.
4894 * langhooks.h (class substring_loc): New forward decl.
4895 (struct lang_hooks): Add field get_substring_location.
4896 * substring-locations.c: New file, taking definition of
4897 format_warning_va and format_warning_at_substring from
4898 c-family/c-format.c, making them non-static.
4899 * substring-locations.h (class substring_loc): Move class here
4900 from c-family/c-common.h. Add and rewrite comments.
4901 (format_warning_va): New decl.
4902 (format_warning_at_substring): New decl.
4903 (get_source_location_for_substring): Add comment.
4905 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
4907 * config/i386/i386.c: Add 'U' suffix to processor feature bits
4908 to avoid -Wnarrowing warning.
4909 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
4910 * opts.c: Likewise for SANITIZER_OPT bitmasks.
4912 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
4914 * config/aarch64/aarch64.c (aarch64_legitimize_address):
4915 Avoid use of base_offset if offset already in range.
4917 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
4919 * config/sh/sh-protos.h (struct sh_atomic_model,
4920 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
4921 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
4922 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
4923 * config/sh/sh.h (struct sh_atomic_model,
4924 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
4925 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
4926 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
4927 Guard with __cplusplus.
4929 2016-09-06 Jakub Jelinek <jakub@redhat.com>
4932 * config/i386/i386.c (ix86_expand_builtin): For builtin with
4933 unsupported or unknown ISA, use expand_call.
4935 2016-09-06 Martin Liska <mliska@suse.cz>
4937 PR gcov-profile/77378
4938 PR gcov-profile/77466
4939 * tree-profile.c (tree_profiling): Detect whether target can use
4940 -fprofile-update=atomic.
4942 2016-09-06 Richard Biener <rguenther@suse.de>
4944 PR tree-optimization/77479
4945 * tree-vrp.c (update_value_range): Extend overflow handling to
4948 2016-09-05 Jakub Jelinek <jakub@redhat.com>
4951 * config/i386/i386.md (isa): Add x64_avx512bw.
4952 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
4953 (kmov_isa): New mode attr.
4954 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
4955 (*zero_extend<mode>si2): Likewise.
4956 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
4958 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
4960 * doc/invoke.texi (SPU Options): nops -> NOPs.
4961 (x86 Options): Ditto.
4963 2016-09-05 Jakub Jelinek <jakub@redhat.com>
4966 * toplev.c (process_options): Temporarily set input_location
4967 to UNKNOWN_LOCATION around targetm.target_option.override () call.
4969 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
4971 PR rtl-optimization/77452
4972 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
4973 inner-mode reference to a CONST_VECTOR constant in the constant pool.
4975 2016-09-05 Marek Polacek <polacek@redhat.com>
4978 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
4980 2016-09-05 Jakub Jelinek <jakub@redhat.com>
4983 * gensupport.c (alter_output_for_subst_insn): Remove redundant
4984 *insn_out == '*' test. Don't copy unnecessary to yet another
4985 memory buffer, and don't leak it.
4987 PR rtl-optimization/77425
4988 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
4990 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
4992 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
4994 2016-09-02 David Malcolm <dmalcolm@redhat.com>
4996 * common.opt (fdiagnostics-generate-patch): New option.
4997 * diagnostic.c: Include "edit-context.h".
4998 (diagnostic_initialize): Initialize context->edit_context_ptr.
4999 (diagnostic_finish): Delete context->edit_context_ptr.
5000 (diagnostic_report_diagnostic): Add fix-it hints from the
5001 diagnostic to context->edit_context_ptr, if any.
5002 * diagnostic.h (class edit_context): Add forward decl.
5003 (struct diagnostic_context): Add field "edit_context_ptr".
5004 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
5005 -fdiagnostics-generate-patch.
5006 (-fdiagnostics-generate-patch): New item.
5007 * toplev.c: Include "edit-context.h".
5008 (process_options): Set global_dc->edit_context_ptr to a new
5009 edit_context if the options need one.
5010 (toplev::main): Handle -fdiagnostics-generate-patch by using
5011 global_dc->edit_context_ptr.
5013 2016-09-02 Jakub Jelinek <jakub@redhat.com>
5016 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
5017 map and firstprivate clauses on target construct for _Atomic
5019 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
5020 on target construct for _Atomic qualified decls.
5021 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
5023 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
5024 _Atomic qualified arguments not mentioned in uniform clause.
5026 2016-09-02 David Malcolm <dmalcolm@redhat.com>
5028 * Makefile.in (OBJS-libcommon): Add edit-context.o.
5029 * diagnostic-color.c (color_dict): Add "diff-filename",
5030 "diff-hunk", "diff-delete", and "diff-insert".
5031 (parse_gcc_colors): Update default value of GCC_COLORS in comment
5032 to reflect above changes.
5033 * doc/invoke.texi (-fdiagnostics-color): Update description of
5034 default GCC_COLORS, and of the supported capabilities.
5035 * edit-context.c: New file.
5036 * edit-context.h: New file.
5037 * input.c (struct fcache): Add field "missing_trailing_newline".
5038 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
5040 (add_file_to_cache_tab): Likewise.
5041 (fcache::fcache): Likewise.
5042 (get_next_line): Update c->missing_trailing_newline.
5043 (location_missing_trailing_newline): New function.
5044 * input.h (location_missing_trailing_newline): New decl.
5045 * selftest-run-tests.c (selftest::run_tests): Call
5046 edit_context_c_tests.
5047 * selftest.h (edit_context_c_tests): New decl.
5049 2016-09-02 Jakub Jelinek <jakub@redhat.com>
5050 Richard Biener <rguenth@suse.de>
5052 PR tree-optimization/77444
5053 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
5054 as steptype, remove redundant initialization.
5056 2016-09-02 Jakub Jelinek <jakub@redhat.com>
5059 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
5060 (sanopt_optimize_walker): Optimize away
5061 __asan_before_dynamic_init (...) followed by
5062 __asan_after_dynamic_init () without intervening memory loads/stores.
5063 * ipa-pure-const.c (special_builtin_state): Handle
5064 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
5065 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
5067 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5069 * cfg.c (free_original_copy_tables): Replace second assignment of
5070 bb_copy = NULL by bb_original = NULL.
5072 2016-09-02 Jakub Jelinek <jakub@redhat.com>
5075 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
5076 assignment added in r216794.
5078 2016-09-02 David Malcolm <dmalcolm@redhat.com>
5080 * Makefile.in (OBJS): Add typed-splay-tree.o.
5081 * selftest-run-tests.c (selftest::run_tests): Call
5082 typed_splay_tree_c_tests.
5083 * selftest.h (typed_splay_tree_c_tests): New decl.
5084 * typed-splay-tree.c: New file.
5085 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
5086 (typed_splay_tree::max): New method.
5087 (typed_splay_tree::min): New method.
5088 (typed_splay_tree::foreach): New method.
5089 (typed_splay_tree::closure): New struct.
5090 (typed_splay_tree::inner_foreach_fn): New function.
5092 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5094 * ipa-cp.c (ipcp_store_bits_results): Change option name from
5095 -fipa-cp-bit to -fipa-bit-cp.
5097 2016-09-01 Martin Sebor <msebor@redhat.com>
5099 PR tree-optimization/71831
5100 * tree-object-size.h: Return bool instead of the size and add
5101 argument for the size.
5102 * tree-object-size.c (compute_object_offset): Update signature.
5103 (addr_object_size): Same.
5104 (compute_builtin_object_size): Return bool instead of the size
5105 and add argument for the size. Handle POINTER_PLUS_EXPR when
5106 optimization is disabled.
5107 (expr_object_size): Adjust.
5108 (plus_stmt_object_size): Adjust.
5109 (pass_object_sizes::execute): Adjust.
5110 * builtins.c (fold_builtin_object_size): Adjust.
5111 * doc/extend.texi (Object Size Checking): Update.
5112 * ubsan.c (instrument_object_size): Adjust.
5114 2016-09-01 Martin Sebor <msebor@redhat.com>
5116 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
5117 it fits the output of the formatted function regardless of its
5119 * gcc/genmodes.c (parser::parse_expr): Same.
5120 * gimplify.c (gimplify_asm_expr): Same.
5121 * passes.c (pass_manager::register_one_dump_file): Same.
5122 * print-tree.c (print_node): Same.
5124 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5126 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
5128 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5130 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
5132 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5134 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
5135 * config/rs6000/vector.md: Ditto.
5136 * config/rs6000/vsx.md: Ditto.
5138 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
5140 * ipa-inline-analysis.c (param_change_prob): Get to the base object
5143 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5145 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
5146 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
5147 *return_and_restore_gpregs_<mode>_r11,
5148 *return_and_restore_gpregs_<mode>_r12,
5149 *return_and_restore_gpregs_<mode>_r1,
5150 *return_and_restore_fpregs_<mode>_r11,
5151 *return_and_restore_fpregs_<mode>_r12,
5152 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
5153 directly instead of via the "l" constraint. Renumber operands.
5156 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5158 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
5159 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
5160 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
5161 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
5162 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
5163 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
5164 *call_value_nonlocal_darwin64, reload_macho_picbase,
5165 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
5166 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
5167 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
5168 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
5169 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
5170 *save_fpregs_<mode>_r1): Ditto.
5171 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
5172 *return_and_restore_gpregs_spe): Ditto.
5174 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5176 * config/rs6000/rs6000.md
5177 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
5178 the use of the link register.
5179 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
5181 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5182 Michael Meissner <meissner@linux.vnet.ibm.com>
5185 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
5186 reg+reg addressing for TImode.
5187 (rs6000_legitimate_address_p): Only allow register indirect
5188 addressing for TImode, even without TARGET_QUAD_MEMORY.
5190 2016-09-01 Richard Biener <rguenther@suse.de>
5193 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
5194 check whether the result fits the desired result type.
5196 2016-09-01 Nathan Sidwell <nathan@acm.org>
5198 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
5200 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
5202 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
5204 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
5206 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5208 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
5209 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
5210 for comparisons of integer ZERO_EXTEND against zero.
5212 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
5214 * config/i386/i386.c (ix86_option_override_internal): Also disable the
5215 STV pass if -mstackrealign is enabled.
5217 2016-08-31 Ilya Verbin <iverbin@gmail.com>
5219 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
5222 2016-08-31 David Malcolm <dmalcolm@redhat.com>
5224 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
5225 (layout_range::intersects_line_p): New method.
5226 (test_range_contains_point_for_single_point): Rename to...
5227 (test_layout_range_for_single_point): ...this, and add testing
5228 for layout_range::intersects_line_p.
5229 (test_range_contains_point_for_single_line): Rename to...
5230 (test_layout_range_for_single_line): ...this, and add testing
5231 for layout_range::intersects_line_p.
5232 (test_range_contains_point_for_multiple_lines): Rename to...
5233 (test_layout_range_for_multiple_lines): ...this, and add testing
5234 for layout_range::intersects_line_p.
5235 (layout::layout): Populate m_fixit_hints.
5236 (layout::get_expanded_location): Handle the case of a line-span
5238 (layout::validate_fixit_hint_p): New method.
5239 (get_line_span_for_fixit_hint): New function.
5240 (layout::calculate_line_spans): Add spans for fixit-hints.
5241 (layout::should_print_annotation_line_p): New method.
5242 (layout::print_any_fixits): Drop param "richloc", instead using
5243 validated fixits in m_fixit_hints. Add "const" to hint pointers.
5244 (diagnostic_show_locus): Avoid printing blank annotation lines.
5245 (selftest::test_diagnostic_context::test_diagnostic_context):
5246 Initialize show_column and start_span.
5247 (selftest::test_diagnostic_context::start_span_cb): New static
5249 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
5250 (selftest::diagnostic_show_locus_c_tests): Update for function
5251 renamings. Call test_diagnostic_show_locus_fixit_lines.
5253 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
5255 PR tree-optimization/73714
5256 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
5258 2016-08-31 David Malcolm <dmalcolm@redhat.com>
5260 * selftest.c: Move "namespace selftest {" to top of file,
5261 removing explicit "selftest::" qualifiers throughout.
5263 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
5265 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
5267 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
5268 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
5269 Replace builtin with vector extension.
5270 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
5272 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
5273 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
5274 Replace builtin with vector extension.
5275 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
5276 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
5277 Replace builtin with vector extension.
5278 * config/i386/xmmintrin.h (__m128_u): New type.
5279 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
5280 (_mm_load_ps, _mm_store_ps): Simplify.
5282 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
5284 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
5286 2016-08-30 David Malcolm <dmalcolm@redhat.com>
5288 * diagnostic-show-locus.c (colorizer::begin_state): Support more
5289 than 3 ranges per diagnostic by alternating between color 1 and
5291 (layout::layout): Replace use of rich_location::MAX_RANGES
5292 with richloc->get_num_locations ().
5293 (layout::calculate_line_spans): Replace use of
5294 rich_location::MAX_RANGES with m_layout_ranges.length ().
5295 (layout::print_annotation_line): Handle arbitrary numbers of
5296 ranges in caret-printing by defaulting to '^'.
5297 (selftest::test_one_liner_many_fixits): New function.
5298 (test_diagnostic_show_locus_one_liner): Call it.
5299 * diagnostic.c (diagnostic_initialize): Update for renaming
5300 of rich_location::MAX_RANGES to
5301 rich_location::STATICALLY_ALLOCATED_RANGES.
5302 * diagnostic.h (struct diagnostic_context): Likewise.
5304 2016-08-30 David Malcolm <dmalcolm@redhat.com>
5306 * selftest.c (selftest::named_temp_file::named_temp_file): New
5308 (selftest::temp_source_file::~temp_source_file): Move to...
5309 (selftest::named_temp_file::~named_temp_file): ...here.
5310 (selftest::test_named_temp_file): New function.
5311 (selftest::selftest_c_tests): Call test_named_temp_file.
5312 * selftest.h (class named_temp_file): New class.
5313 (class temp_source_file): Convert to a subclass of named_temp_file.
5315 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
5317 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
5318 USEs of LR_REGNO in returns and sibcalls.
5319 (rs6000_output_mi_thunk): Similar.
5320 (rs6000_sibcall_aix): Similar.
5321 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
5322 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
5323 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
5324 Remove the USE of LR_REGNO from the patterns as well. Delete an
5326 (return_internal_<mode>): Delete.
5328 2016-08-30 Tamar Christina <tamar.christina@arm.com>
5330 * gcc/config/aarch64/aarch64-simd.md
5331 (aarch64_ld2<mode>_dreg_le): New.
5332 (aarch64_ld2<mode>_dreg_be): New.
5333 (aarch64_ld2<mode>_dreg): Removed.
5334 (aarch64_ld3<mode>_dreg_le): New.
5335 (aarch64_ld3<mode>_dreg_be): New.
5336 (aarch64_ld3<mode>_dreg): Removed.
5337 (aarch64_ld4<mode>_dreg_le): New.
5338 (aarch64_ld4<mode>_dreg_be): New.
5339 (aarch64_ld4<mode>_dreg): Removed.
5340 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
5342 2016-08-30 David Malcolm <dmalcolm@redhat.com>
5344 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
5345 redundant location param.
5346 (test_one_liner_fixit_remove): Likewise.
5347 (test_one_liner_fixit_replace): Likewise.
5348 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
5349 * gcc-rich-location.c
5350 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
5351 get_range_from_loc. Drop overload taking a const char *.
5352 * gcc-rich-location.h
5353 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
5356 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
5358 * config/linux.c (linux_libc_has_function): Return true on musl.
5360 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
5362 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
5364 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
5366 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
5367 used for abnormal egdes.
5369 2016-08-30 Jakub Jelinek <jakub@redhat.com>
5371 PR tree-optimization/72866
5372 * tree-vect-patterns.c (search_type_for_mask): Turn into
5373 a small wrapper, move all code to ...
5374 (search_type_for_mask_1): ... this new function. Add caching
5375 and adjust recursive calls.
5378 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
5379 instead of lookup_type_die (type_main_variant (type)) even for array
5383 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
5384 constant pool reference return x instead of c.
5386 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
5388 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
5391 2016-08-29 David Malcolm <dmalcolm@redhat.com>
5394 (selftest::test_make_location_nonpure_range_endpoints): Fix
5397 2016-08-29 David Malcolm <dmalcolm@redhat.com>
5399 * diagnostic-show-locus.c
5400 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
5402 (selftest::test_diagnostic_show_locus_one_liner): Call it.
5403 * input.c (get_pure_location): Move to libcpp/line-map.c.
5404 * input.h (get_pure_location): Convert decl to an inline function
5405 calling implementation in libcpp.
5407 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
5410 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
5411 template for intel asm dialect.
5412 (vec_set_hi_<mode><mask_name>): Ditto.
5414 2016-08-29 David Malcolm <dmalcolm@redhat.com>
5416 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
5417 (selftest::fail_formatted): Likewise.
5419 2016-08-29 David Malcolm <dmalcolm@redhat.com>
5421 * input.c (make_location): Call get_start and get_finish
5422 on the endpoints to avoid storing packed ranges or ad-hoc
5424 (selftest::test_make_location_nonpure_range_endpoints): New function.
5425 (selftest::input_c_tests): Call it.
5426 * input.h (get_start): New inline function.
5428 2016-08-29 Tom de Vries <tom@codesourcery.com>
5431 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
5434 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
5436 * Makefile.in (gcov-iov.h): Add dummy recipe.
5438 2016-08-29 Nathan Sidwell <nathan@acm.org>
5440 * config/nvptx/nvptx.c: #include tree-vrp.h.
5442 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
5445 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
5446 HIGH+LO construct during reload.
5448 2016-08-28 Tom de Vries <tom@codesourcery.com>
5451 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
5452 'sysv_abi va_list' attribute.
5453 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
5454 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
5457 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5459 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
5460 * emit-rtl.c (unshare_all_rtl_1): Adjust.
5461 (unshare_all_rtl_again): Likewise.
5462 * function.c (assign_stack_local_1): Likewise.
5463 (assign_stack_temp_for_type): Likewise.
5465 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5467 * cfgbuild.c (make_edges): Adjust.
5468 * cfgrtl.c (can_delete_label_p): Likewise.
5469 * dwarf2cfi.c (create_trace_edges): Likewise.
5470 * except.c (sjlj_emit_dispatch_table): Likewise.
5471 * function.h (struct expr_status): make x_forced_labels a vector.
5472 * jump.c (rebuild_jump_labels_1): Adjust.
5473 * reload1.c (set_initial_label_offsets): Likewise.
5474 * stmt.c (force_label_rtx): Likewise.
5475 (expand_label): Likewise.
5477 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5479 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
5481 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
5483 PR tree-optimization/71077
5484 PR tree-optimization/68542
5485 * fold-const.c (fold_relational_const): Fix folding of
5486 VECTOR_CST comparisons that have a scalar boolean result type.
5487 (selftest::test_vector_folding): New static function.
5488 (selftest::fold_const_c_tests): Call it.
5490 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
5492 * doc/extend.texi (SPU Built-in Functions): Remove stale
5493 references to material formerly at IBM and Sony.
5495 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
5498 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
5500 2016-08-26 David Malcolm <dmalcolm@redhat.com>
5502 * diagnostic-show-locus.c
5503 (selftest::test_fixit_consolidation): New function.
5504 (selftest::diagnostic_show_locus_c_tests): Call it.
5505 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
5506 constructor based on source_range.
5508 2016-08-26 David Malcolm <dmalcolm@redhat.com>
5510 * diagnostic-color.c (color_dict): Add "fixit-insert" and
5512 (parse_gcc_colors): Update description of default GCC_COLORS.
5513 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
5514 (colorizer::set_fixit_insert): New method.
5515 (colorizer::set_fixit_delete): New method.
5516 (colorizer::get_color_by_name): New method.
5517 (colorizer::STATE_FIXIT_INSERT): New constant.
5518 (colorizer::STATE_FIXIT_DELETE): New constant.
5519 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
5520 fields in favor of new field "m_stop_color". Add fields
5521 "m_fixit_insert" and "m_fixit_delete".
5522 (colorizer::colorizer): Update for above changes. Replace
5523 colorize_start calls with calls to get_color_by_name.
5524 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
5525 STATE_FIXIT_DELETE. Update for field renamings.
5526 (colorizer::finish_state): Simplify by using m_stop_color,
5527 rather than multiple identical "*_ce" fields.
5528 (colorizer::get_color_by_name): New method.
5529 (layout::print_any_fixits): Print insertions and replacements
5530 using the "fixit-insert" color, and deletions using the
5531 "fixit-delete" color.
5532 * doc/invoke.texi (-fdiagnostics-color): Update description of
5533 default GCC_COLORS, and of the supported capabilities.
5535 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
5537 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
5538 current_function_static_stack_size variable with the static
5539 stack frame size of the current function when
5540 flag_stack_usage_info is enabled.
5542 2016-08-26 Nathan Sidwell <nathan@acm.org>
5544 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
5545 assignment inside if condition.
5547 2016-08-26 Richard Biener <rguenther@suse.de>
5549 PR tree-optimization/69047
5550 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
5551 extracts similar to what FRE does.
5552 (non_rewritable_mem_ref_base): Likewise.
5554 2016-08-26 Joseph Myers <joseph@codesourcery.com>
5556 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
5557 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
5558 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5559 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5560 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
5562 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5563 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5564 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5565 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
5566 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5568 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5571 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
5572 reservation duration to 15 cycles.
5573 (cortex_a8_vfp_macs): Likewise.
5574 (cortex_a8_vfp_macd): Likewise.
5575 (cortex_a8_vfp_divs): Likewise.
5576 (cortex_a8_vfp_divd): Likewise.
5578 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5580 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
5581 (aarch_macro_fusion_pair_p): Use above to avoid early return.
5583 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5584 Martin Jambhor <mjambor@suse.cz>
5586 * common.opt: New option -fipa-bit-cp.
5587 * doc/invoke.texi: Document -fipa-bit-cp.
5588 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
5589 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
5590 * tree-ssa-ccp.h: New header file.
5591 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
5592 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
5593 Replace all occurences of tree parameter by two new params: signop, int.
5594 (bit_value_unop_1): Change to bit_value_unop and export it.
5595 Replace all occurences of tree parameter by two new params: signop,
5597 (bit_value_binop): Change call from bit_value_binop_1 to
5599 (bit_value_assume_aligned): Likewise.
5600 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
5601 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
5603 (ccp_finalize): Skip processing if val->mask == 0.
5604 * ipa-cp.c: Include tree-ssa-ccp.h
5605 (ipcp_bits_lattice): New class.
5606 (ipcp_param_lattice (bits_lattice): New member.
5607 (print_all_lattices): Call ipcp_bits_lattice::print.
5608 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
5609 (initialize_node_lattices): Likewise.
5610 (propagate_bits_accross_jump_function): New function.
5611 (propagate_constants_accross_call): Call
5612 propagate_bits_accross_jump_function.
5613 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
5614 (ipcp_store_bits_results): New function.
5615 (ipcp_driver): Call ipcp_store_bits_results.
5616 * ipa-prop.h (ipa_bits): New struct.
5617 (ipa_jump_func): Add new member bits of type ipa_bits.
5618 (ipa_param_descriptor): Change decl to decl_or_type.
5619 (ipa_get_param): Change decl to decl_or_type and assert on
5621 (ipa_get_type): New function.
5622 (ipcp_transformation_summary): New member bits.
5623 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
5624 (ipa_populate_param_decls): Likewise.
5625 (ipa_dump_param): Likewise.
5626 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
5628 (ipa_set_jf_unknown): Set ipa_bits::known to false.
5629 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
5631 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
5632 (ipa_write_jump_function): Add streaming for ipa_bits.
5633 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
5634 (write_ipcp_transformation_info): Add streaming for ipa_bits
5636 (read_ipcp_transfomration_info): Add support for reading streamed
5638 (ipcp_update_bits): New function.
5639 (ipcp_transform_function): Call ipcp_update_bits.
5641 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
5643 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
5644 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
5646 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
5648 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
5650 2016-08-25 Richard Biener <rguenther@suse.de>
5652 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
5653 Only add locations in late dwarf.
5654 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
5655 (dwarf2out_early_finish): But do it here.
5657 2016-08-24 Michael Collison <michael.collison@linaro.org>
5658 Michael Collison <michael.collison@arm.com>
5660 * config/arm/arm-modes.def: Add new condition code mode CC_V
5661 to represent the overflow bit.
5662 * config/arm/arm.c (maybe_get_arm_condition_code):
5663 Add support for CC_Vmode.
5664 (arm_gen_unlikely_cbranch): New function to generate common
5665 rtl conditional branches for overflow patterns.
5666 * config/arm/arm-protos.h: Add prototype for
5667 arm_gen_unlikely_cbranch.
5668 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
5669 addsi3_compareV_upper): New patterns to support signed
5670 builtin overflow add operations.
5671 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
5672 New patterns to support unsigned builtin add overflow operations.
5673 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
5674 builtin overflow subtract operations,
5675 (usubv<mode>4): New patterns to support unsigned builtin subtract
5676 overflow operations.
5677 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
5678 to support builtin overflow negate operations.
5680 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5683 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5685 * explow.c (get_dynamic_stack_size): Take known alignment of stack
5686 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
5689 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
5691 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
5692 MULTILIB_OPTIONS should be used. Small wording fixes.
5693 * genmultilib: Memorize set of all option combinations in
5694 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
5695 found in MULTILIB_OPTIONS by checking if option set is listed in
5696 combination_space. Output new and existing error message to stderr.
5698 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
5700 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
5701 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
5702 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
5703 (MULTILIB_REUSE): Remove reuse rules for option set including
5704 -mfpu=fp-armv8 and -mfpu=vfpv4
5706 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
5708 * config/arm/t-rtems: Add vfp multilib.
5710 2016-08-23 Ian Lance Taylor <iant@golang.org>
5712 * config/s390/s390.c (s390_asm_file_start): Call
5715 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5717 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
5718 initialization of all 0's to the 0 constant, instead of directly
5719 generating XOR. Add support for V4SImode vector initialization on
5720 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
5721 initialization. Change variables used in V4SFmode vector
5722 intialization. For V4SFmode vector splat on ISA 3.0, make sure
5723 any memory addresses are in index form. Add support for using
5724 VSPLTH/VSPLTB to initialize vector short and vector char vectors
5725 with all of the same element.
5726 (regno_or_subregno): New helper function to return a register
5727 number for either REG or SUBREG.
5728 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
5729 Use regno_or_subregno where possible.
5730 (rs6000_split_v4si_init_di_reg): New helper function to build up a
5731 DImode value from two SImode values in order to generate V4SImode
5732 vector initialization on 64-bit systems with direct move.
5733 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
5735 (rtx_is_swappable_p): V4SImode vector initialization insn is not
5737 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
5739 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
5740 attributes to initialize V8HImode and V16QImode vectors with the
5742 (VSX_SPLAT_COUNT): Likewise.
5743 (VSX_SPLAT_SUFFIX): Likewise.
5744 (UNSPEC_VSX_VEC_INIT): New unspec.
5745 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
5746 Allow SFmode values to come from Altivec registers.
5747 (vsx_init_v4si): New insn/split for V4SImode vector initialization
5748 on 64-bit systems with direct move.
5749 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
5750 vector initializations, to allow V4SImode vector initializations
5751 on 64-bit systems with direct move.
5752 (vsx_splat_v4si): Likewise.
5753 (vsx_splat_v4si_di): Likewise.
5754 (vsx_splat_v4sf): Likewise.
5755 (vsx_splat_v4sf_internal): Likewise.
5756 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
5758 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
5759 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
5760 initializing V8HImode and V16QImode vectors with the same
5762 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
5763 optimization if -maltivec=be.
5765 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
5767 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
5768 attribute for alternatives 3 and 4.
5770 2016-08-23 David Malcolm <dmalcolm@redhat.com>
5772 * selftest.c (selftest::assert_str_contains): New function.
5773 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
5774 * selftest.h (selftest::assert_str_contains): New decl.
5775 (ASSERT_STR_CONTAINS): New macro.
5777 2016-08-23 Richard Biener <rguenther@suse.de>
5779 PR tree-optimization/77286
5780 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
5782 (vect_transform_loop): Split exit edges of loop and scalar
5783 loop if required and at the appropriate time.
5785 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5787 * explow.c (get_dynamic_stack_size): Take known alignment of stack
5788 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
5790 Correct a typo in a comment.
5792 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5794 * config/s390/s390.md ("*andc_split"): New splitter for and with
5797 2016-08-23 Richard Biener <rguenther@suse.de>
5799 PR tree-optimization/27336
5800 * tree-vrp.c (infer_value_range): Handle stmts that can throw
5801 by looking for a non-EH edge.
5802 (process_assert_insertions_for): Likewise.
5804 2016-08-23 Richard Biener <rguenther@suse.de>
5807 * statistics.c (statistics_counter_event): Robustify against
5810 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5812 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
5813 for targets amdfam10 and barcelona.
5815 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
5817 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
5818 (zero_extend<mode>di2): Ditto.
5819 (*zero_extend<mode>si2): Ditto.
5820 (*zero_extendqihi2): Ditto.
5822 2016-08-22 Joseph Myers <joseph@codesourcery.com>
5825 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
5826 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
5828 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
5830 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
5831 identical consecutive elements.
5832 [SSA_NAME]: Print the name's def stmt on its own line. When printing
5833 the node's def stmt, avoid printing an unwanted trailing newline by
5834 replacing the call to print_gimple_stmt() with its inlined body and
5835 adjusting it to not set pp_needs_newline and to call pp_flush()
5836 instead of pp_newline_and_flush().
5838 2016-08-22 Joseph Myers <joseph@codesourcery.com>
5840 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
5841 (float32_type_node, float64_type_node, float32x_type_node)
5842 (float128x_type_node): New macros.
5843 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
5844 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
5845 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
5846 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
5847 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
5848 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
5849 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
5850 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
5851 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
5852 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
5853 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
5854 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
5855 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
5856 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
5857 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
5858 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
5859 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
5860 (copysign, fabs, huge_val, inf, nan, nans): Use it.
5861 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
5863 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
5864 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
5865 * doc/extend.texi (Other Builtins): Document these built-in
5867 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
5870 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
5872 * doc/install.texi (Binaries): www.opencsw.org now uses https.
5874 2016-08-22 Richard Biener <rguenther@suse.de>
5876 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
5878 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
5881 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
5882 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
5883 non-SSE2 athlons only, otherwise prefer SSE prefetches.
5885 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
5887 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
5888 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
5889 (vrp_visit_switch_stmt): Likewise.
5890 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
5891 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
5892 (vrp_visit_stmt): Use extract_range_from_stmt.
5893 (vrp_visit_phi_node): Use extract_range_from_phi_node.
5895 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
5897 * Makefile.in: Add tree-vrp.h to GTFILES.
5898 * gengtype.c (open_base_files): Add tree-vrp.h.
5899 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
5900 * builtins.c: Likewise.
5901 * fold-const.c: Likewise.
5902 * gimple-builder.c: Likewise.
5903 * gimple-laddress.c: Likewise.
5904 * hsa-gen.c: Likewise.
5905 * internal-fn.c: Likewise.
5907 * targhooks.c: Liewise,
5908 * tree-ssa-address.c: Likewise.
5909 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
5910 * tree-vrp.c (struct value_range): Move to tree-vrp.h
5911 * tree-vrp.h: New file.
5913 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
5915 PR tree-optimization/61839
5916 * tree-vrp.c (two_valued_val_range_p): New.
5917 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
5918 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
5919 Also Convert VAR BINOP CST where VAR is two-valued to
5920 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
5922 2016-08-19 David Malcolm <dmalcolm@redhat.com>
5924 * diagnostic-show-locus.c
5925 (layout::annotation_line_showed_range_p): New method.
5926 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
5927 Reimplement case fixit_hint::REPLACE to cover removals, and
5928 replacements where the range of the replacement isn't one
5929 of the ranges in the rich_location.
5930 (test_one_liner_fixit_replace): Likewise.
5931 (selftest::test_one_liner_fixit_replace_non_equal_range): New
5933 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
5935 (selftest::test_diagnostic_show_locus_one_liner): Call the new
5937 * diagnostic.c (print_parseable_fixits): Remove case
5940 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
5943 * config/i386/i386.c (ix86_option_override_internal): Remove
5944 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
5945 Enable SSE prefetch also for TARGET_PREFETCHWT1.
5946 Do not try to enable TARGET_PRFCHW ISA flag here.
5947 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
5948 Rewrite expander function body.
5949 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
5951 2016-08-19 Joseph Myers <joseph@codesourcery.com>
5954 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
5955 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
5956 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
5957 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
5958 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
5959 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
5960 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
5961 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
5962 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
5964 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
5966 (struct floatn_type_info): New structure type.
5967 (floatn_nx_types): New variable declaration.
5968 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
5969 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
5970 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
5971 * tree.c (floatn_nx_types): New variable.
5972 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
5973 corresponding complex types.
5974 * target.def (floatn_mode): New hook.
5975 * targhooks.c: Include "real.h".
5976 (default_floatn_mode): New function.
5977 * targhooks.h (default_floatn_mode): New prototype.
5978 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
5980 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
5981 effective-target and dg-add-options keywords.
5982 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
5983 Document new effective-target keywords.
5984 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
5985 * doc/tm.texi: Regenerate.
5986 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
5987 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
5988 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
5990 * real.h (struct real_format): Add field ieee_bits.
5991 * real.c (ieee_single_format, mips_single_format)
5992 (motorola_single_format, spu_single_format, ieee_double_format)
5993 (mips_double_format, motorola_double_format)
5994 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
5995 (ieee_extended_intel_128_format)
5996 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
5997 (mips_extended_format, ieee_quad_format, mips_quad_format)
5998 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
5999 (decimal_double_format, decimal_quad_format, ieee_half_format)
6000 (arm_half_format, real_internal_format: Initialize ieee_bits
6002 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
6003 float128_type_node. Set float80_type_node to float64x_type_node
6004 if appropriate and long_double_type_node not appropriate.
6005 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
6006 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
6007 Initialize ieee_bits field.
6008 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
6009 (rs6000_init_builtins): Set ieee128_float_type_node to
6011 (rs6000_floatn_mode): New function.
6013 2016-08-19 Jakub Jelinek <jakub@redhat.com>
6015 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
6016 _rdseed64_step): Uglify argument names and/or local variable names
6017 in inline functions.
6018 * config/i386/rtmintrin.h (_xabort): Likewise.
6019 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
6020 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
6021 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
6022 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
6023 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
6024 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
6025 _mm_maskz_ternarylogic_epi32): Likewise.
6026 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
6027 __lwpins32, __lwpins64): Likewise.
6028 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
6029 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
6030 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
6031 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
6032 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
6033 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
6034 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
6035 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
6036 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
6037 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
6038 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
6039 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
6040 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
6041 _mm256_mask_i64gather_epi32): Likewise.
6042 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
6043 * config/i386/ia32intrin.h (__writeeflags): Likewise.
6044 * config/i386/pkuintrin.h (_wrpkru): Likewise.
6045 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
6046 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
6047 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
6048 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
6049 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
6050 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
6051 _mm512_mask_prefetch_i64scatter_ps): Likewise.
6052 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
6053 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
6054 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
6055 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
6056 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
6057 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
6058 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
6059 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
6061 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
6063 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
6064 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
6066 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
6067 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
6069 (_rdpkru_u32): Add space after function name.
6071 * config/i386/t-i386 (i386-c.o): Don't depend on
6072 i386-builtin-types.inc.
6073 (i386.o): Depend on i386-builtin-types.inc.
6075 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
6078 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
6079 Use const_vec_duplicate to check for duplicated elements.
6081 2016-08-19 Richard Biener <rguenther@suse.de>
6083 PR tree-optimization/77290
6084 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
6085 Fix flag_tree_parallelize_loops check.
6087 2016-08-19 Richard Biener <rguenther@suse.de>
6089 * match.pd (x | 0 -> x): Add.
6091 2016-08-19 Richard Biener <rguenther@suse.de>
6093 PR tree-optimization/77286
6094 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
6095 Deal with virtual PHIs being out-of-order.
6097 2016-08-18 David Malcolm <dmalcolm@redhat.com>
6099 * doc/invoke.texi (fverbose-asm): Note that source code lines
6100 are emitted, and provide an example.
6101 * final.c (asm_show_source): New function.
6102 (final_scan_insn): Call asm_show_source.
6104 2016-08-18 David Malcolm <dmalcolm@redhat.com>
6106 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
6107 param with diagnostic_kind.
6108 (class colorizer): Similarly replace field m_diagnostic with
6110 (colorizer::colorizer): Replace diagnostic
6111 param with diagnostic_kind.
6112 (colorizer::begin_state): Update for above field change.
6113 (layout::layout): Replace diagnostic param with rich_location *
6114 and diagnostic_kind.
6115 (diagnostic_show_locus): Replace diagnostic param with richloc
6116 and diagnostic_kind.
6117 (class selftest::test_diagnostic_context): New class.
6118 (selftest::test_diagnostic_show_locus_unknown_location): New
6120 (selftest::test_one_liner_simple_caret): New function.
6121 (selftest::test_one_liner_caret_and_range): New function.
6122 (selftest::test_one_liner_multiple_carets_and_ranges): New
6124 (selftest::test_one_liner_fixit_remove): New function.
6125 (selftest::test_one_liner_fixit_replace): New function.
6126 (selftest::test_diagnostic_show_locus_one_liner): New function.
6127 (selftest::diagnostic_show_locus_c_tests): Call the new test
6129 * diagnostic.c (diagnostic_initialize): Initialize
6130 colorize_source_p, show_ruler_p and parseable_fixits_p.
6131 (default_diagnostic_finalizer): Update for change to
6132 diagnostic_show_locus.
6133 (diagnostic_append_note): Likewise.
6134 * diagnostic.h (diagnostic_show_locus): Replace
6135 const diagnostic_info * param with location * and diagnostic_t.
6137 2016-08-18 David Malcolm <dmalcolm@redhat.com>
6139 * input.c (saved_line_table): New global.
6140 (class selftest::temp_line_table): Rename to line_table_test and
6141 move declaration to selftest.h, and drop field m_old_line_table.
6142 (selftest::temp_line_table::temp_line_table): Rename ctor to...
6143 (selftest::line_table_test::line_table_test): ...this. Add a
6144 default ctor. Store current value of line_table within
6146 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
6147 (selftest::line_table_test::~line_table_test): ...this, and
6148 restore line_table from the saved_line_table, rather than
6150 (selftest::test_accessing_ordinary_linemaps): Update for above
6152 (selftest::test_lexer): Likewise.
6153 (struct selftest::lexer_test): Likewise.
6154 (selftest::lexer_test::lexer_test): Likewise.
6155 (selftest::input_c_tests): Move the looping over test cases from
6157 (selftest::for_each_line_table_case): New function.
6158 * input.h (saved_line_table): New decl.
6159 * selftest.h (struct selftest::line_table_case): New forward decl.
6160 (class selftest::line_table_test): New class, moved here from
6161 selftest::temp_line_table in input.c, and renamed.
6162 (selftest::for_each_line_table_case): New decl.
6164 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
6167 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
6169 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
6172 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
6173 enclosing parallel construct for reduction variables on OpenACC loop
6176 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
6178 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
6179 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
6181 (function_to_dwarf_procedure): Update comment.
6183 2016-08-18 David Malcolm <dmalcolm@redhat.com>
6185 * input.c (diagnostics_file_cache_forcibly_evict_file): New
6187 * input.h (diagnostics_file_cache_forcibly_evict_file): New
6189 * selftest.c (selftest::temp_source_file::~temp_source_file):
6190 Evict m_filename from the diagnostic file cache.
6192 2016-08-18 Richard Biener <rguenther@suse.de>
6194 * tree-pass.h (make_pass_materialize_all_clones): Declare.
6195 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
6196 make_pass_materialize_all_clones): New simple IPA pass encapsulating
6197 clone materialization.
6198 * passes.def (all_late_ipa_passes): Start with
6199 pass_materialize_all_clones.
6200 * cgraphunit.c (symbol_table::compile): Remove call to
6201 materialize_all_clones.
6202 * tree-into-ssa.c: Include statistics.h.
6203 (update_ssa): Count number of times we do incremental/rewrite
6206 2016-08-18 Richard Biener <rguenther@suse.de>
6208 PR tree-optimization/77282
6209 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
6210 When doing auto-parallelizing also prevent use of PHIs that
6211 carry dependences across loop backedges.
6213 2016-08-18 Tamar Christina <tamar.christina@arm.com>
6214 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6216 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
6218 2016-08-18 Richard Biener <rguenther@suse.de>
6220 * ssa-iterators.h (ssa_vuse_operand): New inline.
6221 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
6222 (predicate_all_scalar_phis): Use remove_phi_node to remove
6223 phi nodes predicated. Delay removing virtual PHIs.
6224 (predicate_mem_writes): Update virtual operands.
6225 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
6226 (tree_if_conversion): Do not rewrite virtual SSA form.
6227 * tree-phinodes.c (release_phi_node): Make static.
6228 * tree-phinodes.h (release_phi_node): Remove.
6230 2016-08-18 Jakub Jelinek <jakub@redhat.com>
6232 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
6233 codes that appear in bdesc_* arrays, instead include i386-builtin.def
6234 twice to define those.
6235 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
6236 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
6237 bdesc_multi_arg): Define by including i386-builtin.def the third time.
6238 * config/i386/i386-builtin.def: New file.
6240 2016-08-17 David Malcolm <dmalcolm@redhat.com>
6242 * input.c (get_source_range_for_char): Rename to...
6243 (selftest::get_source_range_for_char): ...this, and move within
6244 the #if CHECKING_P guard.
6245 (get_num_source_ranges_for_substring): Rename to...
6246 (selftest::get_num_source_ranges_for_substring): ...this, move
6247 within the #if CHECKING_P guard, and make static.
6248 (selftest::assert_num_substring_ranges): Initialize
6251 2016-08-18 Alan Modra <amodra@gmail.com>
6253 PR rtl-optimization/72771
6254 * reload.c (find_reloads): Don't assume that a subreg mem is OK
6255 when find_reloads_toplev returns address_reloaded==-1.
6256 (alternative_allows_const_pool_ref): Update comment.
6258 2015-08-17 Alan Hayward <alan.hayward@arm.com>
6260 PR tree-optimization/71752
6261 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
6262 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
6264 2016-08-17 Jakub Jelinek <jakub@redhat.com>
6266 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
6267 instead of testing ECF_NORETURN bit in gimple_call_flags.
6268 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
6269 * predict.c (tree_bb_level_predictions): Likewise.
6270 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
6273 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
6274 turning a call into __builtin_unreachable-like noreturn call, adjust
6275 gimple_call_set_fntype.
6276 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
6277 gimple_call_fntype has void return type.
6279 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
6281 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
6282 maybe_lookup_decl, to handle nested acc loop directives.
6284 2016-08-17 Richard Biener <rguenther@suse.de>
6286 PR tree-optimization/76490
6287 * tree-vrp.c (update_value_range): Preserve overflow infinities
6288 when intersecting with ranges from get_range_info.
6289 (operand_less_p): Handle overflow infinities correctly.
6290 (value_range_constant_singleton): Use vrp_operand_equal_p
6291 to handle overflow max/min correctly.
6292 (vrp_valueize): Likewise.
6293 (union_ranges): Likewise.
6294 (intersect_ranges): Likewise.
6295 (vrp_visit_phi_node): Improve iteration limitation to only
6296 apply when we'll possibly re-visit the PHI via a changed argument
6299 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
6301 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
6302 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
6303 rather than those that should not be built.
6305 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
6308 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
6310 2016-08-17 Richard Biener <rguenther@suse.de>
6312 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
6313 (verify_vssa): New function verifying virtual SSA form.
6314 (verify_ssa): Call it.
6315 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
6316 Do not apply loop-closed SSA handling to virtuals.
6317 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
6318 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
6319 when rewriting their symbol.
6320 (prepare_def_site_for): Likewise.
6321 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
6322 operands of moved stmts.
6324 2016-08-17 Richard Biener <rguenther@suse.de>
6326 PR tree-optimization/23855
6327 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
6328 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
6329 find guards to hoist. Do not update SSA form but rewrite virtuals
6330 into loop closed SSA.
6331 (find_loop_guard): Adjust to skip already hoisted guards. Do
6332 not mark virtuals for renaming or update SSA form.
6334 2016-08-17 Martin Liska <mliska@suse.cz>
6336 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
6337 a LONG_LONG_TYPE_SIZE comparison.
6338 * gcov-io.h: Remove macro definitions.
6339 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
6340 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
6343 2016-08-16 Jakub Jelinek <jakub@redhat.com>
6345 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
6346 that builtins not mentioned in bdesc_* arrays come first, then
6347 the ones mentioned in bdesc_* arrays in the order they appear in
6348 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
6349 IX86_BUILTIN__BDESC_*_LAST enumerator.
6350 (bdesc_mpx): Fix up a comment typo.
6351 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
6352 __builtin_ia32_vpcomneu[bwdq] builtins.
6353 (BDESC_VERIFY, BDESC_VERIFYS): Define.
6354 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
6355 enum ix86_builtins ordering.
6356 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
6357 for direct bdesc_* array member access instead of searching all the
6358 arrays until an fcode match is found.
6360 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
6362 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
6363 pattern as define_insn_and_split. Split insn before reload to
6365 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
6366 <shift_insn><mode>3_1.
6367 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
6368 <rotate_insn><mode>3_1.
6370 2016-08-16 David Malcolm <dmalcolm@redhat.com>
6373 * input.c (get_source_range_for_substring): Rename to...
6374 (get_source_location_for_substring): ...this, adding param
6375 "caret_idx", and converting output param from source_range * to
6377 (get_source_range_for_char): New function.
6378 (get_num_source_ranges_for_substring): Update comment to reflect
6380 (assert_char_at_range): Update to use get_source_range_for_char
6381 rather than get_source_range_for_substring.
6382 (test_lexer_string_locations_concatenation_2): Likewise.
6383 * substring-locations.h (get_source_range_for_substring): Rename
6385 (get_source_location_for_substring): ...this, and adding param
6386 "caret_idx", and converting output param from source_range * to
6389 2016-08-16 David Malcolm <dmalcolm@redhat.com>
6391 * input.c (class selftest::temp_source_file): Move to
6393 (selftest::temp_source_file::temp_source_file): Move to
6395 (selftest::temp_source_file::~temp_source_file): Likewise.
6396 * selftest.c (selftest::temp_source_file::temp_source_file): Move
6398 (selftest::temp_source_file::~temp_source_file): Likewise.
6399 * selftest.h (class selftest::temp_source_file): Move here from
6402 2016-08-16 Jakub Jelinek <jakub@redhat.com>
6405 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
6406 inlining, add cgraph edge for the added __builtin_unreachable call.
6409 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
6410 only cast it to SHWI for the final comparison.
6412 2016-08-16 Martin Liska <mliska@suse.cz>
6414 PR gcov-profile/36412
6415 * doc/gcov.texi: Document --hash-filenames(-x).
6416 * gcov.c (print_usage): Add the option.
6417 (process_args): Process the option, sort options alphabetically.
6418 (md5sum_to_hex): New function.
6419 (make_gcov_file_name): Do the md5sum and append it to a
6422 2016-08-16 Bin Cheng <bin.cheng@arm.com>
6424 PR tree-optimization/69848
6425 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
6426 and swtich operands to avoid additional NOT instruction.
6427 (vcond<v_cmp_mixed><mode>): Ditto.
6428 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
6430 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
6432 * doc/install.texi (*-*-solaris2*): Adjust latest change.
6434 2016-08-16 Richard Biener <rguenther@suse.de>
6436 PR tree-optimization/76783
6437 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
6438 BB visited flags at start.
6440 2016-08-16 Bin Cheng <bin.cheng@arm.com>
6442 PR tree-optimization/72817
6443 PR tree-optimization/73450
6444 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
6445 multiple_of_p for adjusted IV.base.
6447 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
6450 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
6451 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
6452 for !flag_finite_math_only or flag_signed_zeros.
6453 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
6454 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
6455 depend on flag_finite_math_only.
6456 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
6458 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
6459 (*ieee_smin<mode>3): Ditto.
6460 (*ieee_smax<mode>3): Ditto.
6461 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
6462 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
6464 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
6465 depend on flag_finite_math_only.
6466 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
6467 (*mmx_<code>v2sf3): Remove.
6468 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
6469 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
6470 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
6472 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
6474 PR rtl-optimization/73650
6475 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
6476 it is not a simple move.
6478 2016-08-15 Martin Liska <mliska@suse.cz>
6481 * gcc.c (do_spec_1): Call save_string with the right size.
6482 (save_string): Do an assert about string we copy.
6484 2016-08-15 Richard Biener <rguenther@suse.de>
6486 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
6487 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
6489 (pass_data_stv): Likewise.
6491 2016-08-15 Richard Biener <rguenther@suse.de>
6493 PR tree-optimization/73434
6494 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
6495 TBAA info on the base when forwarding a non-invariant address.
6497 2016-08-15 Jakub Jelinek <jakub@redhat.com>
6499 * dwarf2out.c (struct checksum_attributes): Add
6500 at_string_length_bit_size and at_string_length_byte_size fields.
6501 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
6502 and DW_AT_string_length_byte_size.
6503 (die_checksum_ordered): Handle at_string_length_bit_size and
6504 at_string_length_byte_size.
6505 (gen_array_type_die): For dwarf_version >= 5 emit
6506 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
6507 (adjust_string_types): For dwarf_version >= 5 remove
6508 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
6509 (resolve_addr): Likewise.
6512 * dwarf2out.c (string_types): New variable.
6513 (gen_array_type_die): Change early_dwarf handling of
6514 DW_AT_string_length, create DW_OP_call4 referencing the
6515 length var temporarily. Handle parameters that are pointers
6517 (adjust_string_types): New function.
6518 (gen_subprogram_die): Temporarily set string_types to local var,
6519 call adjust_string_types if needed.
6520 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
6522 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
6524 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
6526 * doc/install.texi (*-*-solaris2*): Fix version number and document
6527 requirement on GNU make for building libjava with the Solaris linker.
6529 2016-08-15 Martin Liska <mliska@suse.cz>
6530 Jakub Jelinek <jakub@redhat.com>
6532 PR tree-optimization/72824
6533 * tree-loop-distribution.c (const_with_all_bytes_same)
6534 <case VECTOR_CST>: Fix a typo.
6536 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
6539 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
6540 Renamed from _mm512_undefined_si512.
6541 (_mm_undefined_si512): New definition.
6543 2016-08-13 Richard Biener <rguenther@suse.de>
6545 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
6546 into PHIs and update the lattice for its def.
6548 2016-08-12 Jakub Jelinek <jakub@redhat.com>
6551 * ubsan.c (instrument_si_overflow): Pass true instead of false
6553 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
6554 of bbs. Return TODO_cleanup_cfg if any returned true.
6556 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6558 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
6559 ISA 3.0 MTVSRDD instruction.
6560 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
6563 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
6565 PR tree-optimization/71083
6566 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
6567 bitfield access when possible.
6569 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
6572 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
6573 sign-changing cast from a shorter unsigned type to a wider
6576 2016-08-12 Jakub Jelinek <jakub@redhat.com>
6578 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
6579 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
6580 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
6582 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6584 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
6585 Correct costs for vec_construct.
6587 2016-08-12 Bin Cheng <bin.cheng@arm.com>
6589 PR tree-optimization/69848
6590 * tree-vectorizer.h (enum vect_def_type): New condition reduction
6591 type CONST_COND_REDUCTION.
6592 * tree-vect-loop.c (vectorizable_reduction): Support new condition
6593 reudction type CONST_COND_REDUCTION.
6595 2016-08-12 Richard Biener <rguenther@suse.de>
6597 PR tree-optimization/57326
6598 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
6599 returning an SSA name.
6600 (phi_translate_1): When fully_constant_expression returns a NAME
6601 make sure we have a leader for it.
6603 2016-08-12 Martin Liska <mliska@suse.cz>
6604 Adam Fineman <afineman@afineman.com>
6606 * gcov.c (process_file): Create .gcov file when .gcda
6609 2016-08-12 Marek Polacek <polacek@redhat.com>
6612 * alias.c (find_base_value): Adjust fall through comment.
6613 * cfgexpand.c (expand_debug_expr): Likewise.
6614 * combine.c (find_split_point): Likewise.
6615 (expand_compound_operation): Likewise. Add FALLTHRU.
6616 (make_compound_operation): Adjust fall through comment.
6617 (canon_reg_for_combine): Add FALLTHRU.
6618 (force_to_mode): Adjust fall through comment.
6619 (simplify_shift_const_1): Likewise.
6620 (simplify_comparison): Likewise.
6621 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
6623 * config/aarch64/predicates.md: Likewise.
6624 * config/i386/i386.c (function_arg_advance_32): Likewise.
6625 (ix86_gimplify_va_arg): Likewise.
6626 (print_reg): Likewise.
6627 (ix86_print_operand): Likewise.
6628 (ix86_build_const_vector): Likewise.
6629 (ix86_expand_branch): Likewise.
6630 (ix86_sched_init_global): Adjust fall through comment.
6631 (ix86_expand_args_builtin): Add FALLTHRU.
6632 (ix86_expand_builtin): Likewise.
6633 (ix86_expand_vector_init_one_var): Likewise.
6634 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
6635 (rs6000_adjust_cost): Likewise.
6636 (insn_must_be_first_in_group): Likewise.
6637 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
6638 * dbxout.c (dbxout_symbol): Adjust fall through comment.
6639 * df-scan.c (df_uses_record): Likewise.
6640 * dojump.c (do_jump): Add FALLTHRU.
6641 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
6643 (resolve_args_picking_1): Adjust fall through comment.
6644 (loc_list_from_tree_1): Likewise.
6645 * expmed.c (make_tree): Likewise.
6646 * expr.c (expand_expr_real_2): Add FALLTHRU.
6647 (expand_expr_real_1): Likewise. Adjust fall through comment.
6648 * fold-const.c (const_binop): Adjust fall through comment.
6649 (fold_truth_not_expr): Likewise.
6650 (fold_cond_expr_with_comparison): Add FALLTHRU.
6651 (fold_binary_loc): Likewise.
6652 (contains_label_1): Adjust fall through comment.
6653 (multiple_of_p): Likewise.
6654 * gcov-tool.c (process_args): Add FALLTHRU.
6655 * genattrtab.c (check_attr_test): Likewise.
6656 (write_test_expr): Likewise.
6657 * genconfig.c (walk_insn_part): Likewise.
6658 * genpreds.c (validate_exp): Adjust fall through comment.
6659 (needs_variable): Likewise.
6660 * gensupport.c (get_alternatives_number): Add FALLTHRU.
6661 (subst_dup): Likewise.
6662 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
6663 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
6664 (gimplify_scan_omp_clauses): Add FALLTHRU.
6665 (goa_stabilize_expr): Likewise.
6666 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
6668 * hsa-gen.c (get_address_from_value): Likewise.
6669 * ipa-icf.c (sem_function::hash_stmt): Likewise.
6670 * ira.c (ira_setup_alts): Add FALLTHRU.
6671 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
6673 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
6674 * opts.c (common_handle_option): Likewise.
6675 * read-rtl.c (read_rtx_code): Likewise.
6676 * real.c (round_for_format): Likewise.
6677 * recog.c (asm_operand_ok): Likewise.
6678 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
6679 * reload1.c (set_label_offsets): Likewise.
6680 (eliminate_regs_1): Likewise.
6681 (reload_reg_reaches_end_p): Likewise.
6682 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
6683 (rtx_cost): Likewise.
6684 * sched-rgn.c (is_exception_free): Likewise.
6685 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
6686 * stor-layout.c (int_mode_for_mode): Likewise.
6687 * toplev.c (print_to_asm_out_file): Likewise.
6688 (print_to_stderr): Likewise.
6689 * tree-cfg.c (gimple_verify_flow_info): Likewise.
6690 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
6691 (chrec_fold_multiply): Likewise.
6692 (evolution_function_is_invariant_rec_p): Likewise.
6693 (for_each_scev_op): Likewise.
6694 * tree-data-ref.c (siv_subscript_p): Likewise.
6695 (get_references_in_stmt): Likewise.
6696 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
6697 (substitute_in_expr): Likewise.
6698 (type_cache_hasher::equal): Likewise.
6699 (walk_type_fields): Likewise.
6700 * var-tracking.c (adjust_mems): Add FALLTHRU.
6701 (set_dv_changed): Adjust fall through comment.
6702 * varasm.c (default_function_section): Add FALLTHRU.
6704 2016-08-12 Marek Polacek <polacek@redhat.com>
6707 * tree-complex.c (expand_complex_division): Add missing break.
6709 2016-08-12 Richard Biener <rguenther@suse.de>
6711 * passes.c (execute_todo): Do not push/pop TV_TODO.
6712 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
6713 (execute_one_pass): Likewise.
6714 * common.opt (ftime-report-details): New switch.
6715 * doc/invoke.texi (ftime-report-details): Document.
6716 * timevar.h (timer::print_row): Adjust signature.
6717 (timer::all_zero): New static helper.
6718 (timer::child_map_t): New typedef.
6719 (timer::time_var_def): Add children field.
6720 * timevar.c (timer::named_items::print): Adjust.
6721 (timer::~timer): Free timevar recorded children.
6722 (timer::pop_internal): When -ftime-report-details record
6723 time spent in sub-timevars.
6724 (timer::print_row): Adjust.
6725 (timer::print): Print sub-timevar stats, use all_zero.
6726 * timevar.def (TV_TODO): Remove.
6728 2016-08-12 Richard Biener <rguenther@suse.de>
6730 PR tree-optimization/72851
6731 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
6732 worklists to use bitmaps indexed in execution order.
6733 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
6734 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
6735 (cfg_blocks): Make a bitmap.
6736 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
6738 (cfg_blocks_empty_p): Adjust.
6739 (cfg_blocks_add): Likewise.
6740 (cfg_blocks_get): Likewise.
6741 (add_ssa_edge): Likewise.
6742 (add_control_edge): Likewise.
6743 (simulate_stmt): Likewise.
6744 (process_ssa_edge_worklist): Likewise.
6745 (simulate_block): Likewise.
6746 (ssa_prop_init): Compute PRE order and stmt UIDs.
6747 (ssa_prop_fini): Adjust.
6748 (ssa_propagate): Adjust.
6750 2016-08-12 Richard Biener <rguenther@suse.de>
6752 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
6753 the currently executable edges have fixed ranges. Always
6754 go through update_value_range.
6756 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
6760 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
6761 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
6762 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
6763 (LANG_HOOKS_DECLS): Add it.
6764 * langhooks.h (struct lang_hooks_for_decls): Add
6765 function_decl_defaulted. Const_tree-ify
6766 function_decl_explicit_p and function_decl_deleted_p.
6767 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
6768 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
6769 also at strict DWARF v5.
6772 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
6773 TYPE_QUAL_CONST in reference-typed decls.
6776 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
6777 in DW_OP_pieces, just enough to handle pointers to member
6779 (gen_remaining_tmpl_value_param_die_attribute): Use a location
6780 expression on DWARFv5 if a constant value doesn't work.
6782 2016-08-11 David Malcolm <dmalcolm@redhat.com>
6784 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
6785 * selftest.c (selftest::test_assertions): New function.
6786 (selftest::selftest_c_tests): New function.
6787 * selftest.h (selftest::selftest_c_tests): New declaration.
6789 2016-08-11 Richard Biener <rguenther@suse.de>
6790 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6792 PR rtl-optimization/72855
6793 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
6795 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6798 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
6799 (vsx_store_<mode>): Likewise.
6801 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
6803 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
6804 TImode CONST_WIDE_INT store.
6805 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
6807 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
6809 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
6810 mode if unaligned SSE load and store are optimal.
6812 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
6814 PR tree-optimization/71083
6815 * tree-predcom.c (ref_at_iteration): Correctly align the
6818 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6820 * config/s390/s390-builtin-types.def: Add INT128 types.
6821 * config/s390/s390-builtins.def: Add INT128 variants for the add
6822 sub low-level builtins dealing with TImode.
6823 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
6824 via subreg when expanding a builtin.
6825 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
6826 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
6828 * config/s390/vecintrin.h: Adjust builtin names accordingly.
6829 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
6830 ("vec_addc<mode>", "vec_addc_u128"): Merge to
6831 "vacc<bhfgq>_<mode>".
6832 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
6833 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
6834 ("vec_subc<mode>", "vec_subc_u128"): Merge to
6835 "vscbi<bhfgq>_<mode>".
6836 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
6837 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
6839 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6841 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
6843 2016-08-11 Bin Cheng <bin.cheng@arm.com>
6845 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
6847 (vcond<v_cmp_mixed><mode>): Ditto.
6848 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
6850 2016-08-11 Bin Cheng <bin.cheng@arm.com>
6852 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
6853 variable explicitly, also assert on it before use.
6855 2016-08-11 Richard Biener <rguenther@suse.de>
6857 PR tree-optimization/72772
6858 * cfgloopmanip.c (create_preheader): Use split_edge if there
6859 is a single loop entry, avoiding degenerate PHIs.
6861 2016-08-11 Richard Biener <rguenther@suse.de>
6863 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
6864 unconditional TODO_cleanup_cfg.
6865 (pass_thread_jumps::execute): Initialize loops, perform a CFG
6866 cleanup only if we threaded a jump.
6868 2016-08-11 Alan Modra <amodra@gmail.com>
6871 * lra-constraints.c (simplify_operand_subreg): Allow subreg
6872 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
6873 slow. Emit two reloads for slow mem case, first loading in
6874 fast innermode, then converting to required mode.
6876 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
6878 * config/rs6000/altivec.h (vec_extract_exp): New macro.
6879 (vec_extract_sig): New macro.
6880 (vec_insert_exp): New macro.
6881 (vec_test_data_class): New macro.
6882 (scalar_extract_exp): New macro.
6883 (scalar_extract_sig): New macro.
6884 (scalar_insert_exp): New macro.
6885 (scalar_test_data_class): New macro.
6886 (scalar_test_neg): New macro.
6887 (scalar_cmp_exp_gt): New macro.
6888 (scalar_cmp_exp_lt): New macro.
6889 (scalar_cmp_exp_eq): New macro.
6890 (scalar_cmp_exp_unordered): New macro.
6891 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
6892 to enforce constraint that operand is a 7-bit unsigned literal.
6893 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
6894 for power9 built-ins.
6895 (BU_P9V_VSX_2): Likewise.
6896 (BU_P9V_64BIT_VSX_2): Likewise.
6897 (VSEEDP): Add scalar extract exponent support.
6898 (VSEESP): Add scalar extract signature support.
6899 (VSTDCNDP): Add scalar test negative support.
6900 (VSTDCNSP): Likewise.
6901 (VSIEDP): Add scalar insert exponent support.
6902 (VSCEDPGT): Add scalar compare exponent greater than support.
6903 (VSCEDPLT): Add scalar compare exponent less than support.
6904 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
6905 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
6906 (VSTDCDP): Add scalar test data class support.
6907 (VSTDCSP): Likewise.
6908 (VSEEDP): Add overload support for scalar extract exponent
6910 (VSESDP): Add overload support for scalar extract signature
6912 (VSTDCN): Add overload support for scalar test negative
6914 (VSTDCNDP): Add overload support for scalar test negative
6916 (VSTDCNSP): Add overload support for scalar test negative
6918 (VSIEDP): Add overload support for scalar insert exponent
6920 (VSTDC): Add overload support for scalar test data class
6922 (VSTDCDP): Add overload support for scalar test data class
6924 (VSTDCSP): Add overload support for scalar test data class
6926 (VSCEDPGT): Add overload support for scalar compare exponent
6927 greater than operation.
6928 (VSCEDPLT): Add overload support for scalar compare exponent
6929 less than operation.
6930 (VSCEDPEQ): Add overload support for scalar compare exponent
6931 test-for-equality operation.
6932 (VSCEDPUO): Add overload support for scalar compare exponent
6933 test-for-unordered operation.
6934 (VEEDP): Add vector extract exponent support.
6936 (VESDP): Add vector extract significand support.
6938 (VIEDP): Add vector insert exponent support.
6940 (VTDCDP): Add vector test data class support.
6942 (VES): Add overload support for vector extract significand operation.
6945 (VEE): Add overload support for vector extract exponent operation.
6948 (VTDC): Add overload support for vector test data class operation.
6951 (VIE): Add overload support for vector insert exponent operation.
6954 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6955 overloaded binary floating point functions.
6956 (altivec_resolve_overloaded_builtin): Improve error messages to
6957 distinguish between functions not supported in the current
6958 compiler configuration and functions that were invoked with an
6959 invalid parameter combination, and include the built-in function
6960 name in both error messages.
6961 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
6963 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
6965 (rs6000_expand_binop_builtin): Add check to enforce that argument
6966 2 of the test data class operations is a 7-bit unsigned literal.
6967 (rs6000_invalid_builtin): Add code to issue an error message if a
6968 built-in function that requires the power9_vector and -m32
6969 command-line options is compiled without these options.
6970 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
6971 (UNSPEC_VSX_SXSIGDP): New value.
6972 (UNSPEC_VSX_SXSIGPDP): New value.
6973 (UNSPEC_VSX_SIEXPDP): New value.
6974 (UNSPEC_VSX_SCMPEXPDP): New value.
6975 (UNSPEC_VSX_STSTDC): New value.
6976 (UNSPEC_VSX_VXEXP): New value.
6977 (UNSPEC_VSX_VXSIG): New value.
6978 (UNSPEC_VSX_VIEXP): New value.
6979 (UNSPEC_VSX_VTSTDC): New value.
6980 (xsxexpdp): New insn for scalar extract exponent.
6981 (xsxsigdp): New insn for scalar extract significand.
6982 (xsiexpdp): New insn for scalar insert exponent.
6983 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
6984 (*xscmpexpdp): New insn for scalar compare exponents.
6985 (xststdc<Fvsx): New expansion for both single- and
6986 double-precision scalar test data class operations.
6987 (xststdcneg<Fvsx>): New expansion for both single- and
6988 double-precision scalar test for negative value operations.
6989 (*xststdc<Fvsx>): New insn for scalar test data class
6991 (xvxexp<VSs>): New insn for single- and double-precision
6992 vector extract exponent operation.
6993 (xvxsig<VSs>): New insn for single- and double-precision
6994 vector extract significand operation.
6995 (xviexp<VSs>): New insn for single- and double-precision
6996 vector insert exponent operation.
6997 (xvtstdc<VSs>): New insn for single- and double-precision
6998 vector test data class operation.
6999 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7000 built-in functions to represent the Power9 binary floating-point
7001 support instructions.
7003 2016-08-10 bin cheng <bin.cheng@arm.com>
7005 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
7007 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
7008 Renlin Li <renlin.li@arm.com>
7009 Bin Cheng <bin.cheng@arm.com>
7011 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
7012 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
7013 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
7014 (aarch64_vcond_internal<mode><mode>): Delete pattern.
7015 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
7016 (vcond<v_cmp_result><mode>): Ditto.
7017 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
7018 (vcondu<mode><mode>): Ditto.
7019 (vcond<v_cmp_mixed><mode>): New pattern.
7020 (vcondu<mode><v_cmp_mixed>): New pattern.
7021 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
7022 of aarch64_vcond_internal.
7024 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
7025 Renlin Li <renlin.li@arm.com>
7026 Bin Cheng <bin.cheng@arm.com>
7028 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
7029 (vec_cmp<mode><v_cmp_result>): New pattern.
7030 (vec_cmpu<mode><mode>): New pattern.
7031 (vcond_mask_<mode><v_cmp_result>): New pattern.
7033 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
7035 PR tree-optimization/71734
7036 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
7037 REF_LOOP, invoke ref_indep_loop_p_1.
7038 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
7039 to ref_indep_loop_p.
7040 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
7041 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
7042 is inside LOOP, do not cache dpendence value for loops with
7044 (ref_indep_loop_p_2): Delete function.
7045 (can_sm_ref_p): Pass LOOP as additional argument to
7048 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
7051 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
7052 being an offsettable address.
7054 2016-08-10 Martin Liska <mliska@suse.cz>
7056 PR gcov-profile/58306
7057 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
7058 atomic variants of profile update functions.
7060 2016-08-10 Martin Liska <mliska@suse.cz>
7062 Cherry picked (and modified) from google-4_7 branch
7063 2012-12-26 Rong Xu <xur@google.com>
7064 * common.opt (fprofile-update): Add new flag.
7065 * coretypes.h: Define enum profile_update.
7066 * doc/invoke.texi: Document -fprofile-update.
7067 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
7068 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
7069 * tree-profile.c (gimple_init_edge_profiler): Generate
7070 also atomic profiler update.
7071 (gimple_gen_edge_profiler): Likewise.
7073 2016-08-10 David Malcolm <dmalcolm@redhat.com>
7075 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
7076 stack_usage_file to NULL after fclose calls.
7078 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7081 * reload.c (push_reload): Compute subreg_in_class for
7082 subregs of constants and plus expressions. Remove special
7083 handling of SYMBOL_REFs.
7085 2016-08-10 Alan Modra <amodra@gmail.com>
7088 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
7089 SImode for TARGET_E500_DOUBLE when given SImode.
7091 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
7093 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
7094 unused variable __O.
7096 2016-08-09 Martin Liska <mliska@suse.cz>
7098 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
7099 _gcov_reset to __gcov_reset.
7100 * doc/gcov-tool.texi: Fix typo.
7102 2016-08-09 Martin Liska <mliska@suse.cz>
7104 * value-prof.c (gimple_divmod_values_to_profile): Do not
7105 instrument MOD histogram if a value is not a SSA name.
7107 2016-08-09 Martin Liska <mliska@suse.cz>
7109 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
7112 2016-08-09 Renlin Li <renlin.li@arm.com>
7115 * calls.c (prepare_call_address): Convert funexp to Pmode when
7117 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
7118 (sibcall_value): Likewise.
7120 2016-08-09 Marek Polacek <polacek@redhat.com>
7123 * cselib.c (cselib_expand_value_rtx_1): Add return.
7124 * gengtype.c (dbgprint_count_type_at): Likewise.
7125 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
7126 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
7128 2016-08-09 Martin Jambor <mjambor@suse.cz>
7131 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
7132 if instance is a MEM_REF.
7134 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
7137 * config/i386/i386.md (*movtf_internal): Use
7138 lra_in_progress || reload_completed instead of !can_create_pseudo_p
7139 in the insn constraint.
7140 (*movxf_internal): Ditto.
7141 (*movdf_internal): Ditto.
7142 (*movsf_internal): Ditto.
7144 2016-08-09 Bin Cheng <bin.cheng@arm.com>
7146 PR tree-optimization/72772
7147 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
7150 2016-08-09 Bin Cheng <bin.cheng@arm.com>
7152 PR tree-optimization/72772
7153 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
7155 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
7156 parameter STOP and update calls. Move expand_simple_operations
7157 function call from here...
7158 (simplify_using_initial_conditions): ...to here. Delete parameter
7160 (tree_simplify_using_condition): Delete parameter STOP.
7161 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
7162 simplify_using_initial_conditions.
7164 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
7167 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
7168 Use create_tmp_var_raw instead of create_tmp_var.
7170 2016-08-09 Richard Biener <rguenther@suse.de>
7172 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
7173 Treat same SSA names related.
7175 2016-08-09 Jakub Jelinek <jakub@redhat.com>
7177 PR tree-optimization/72824
7178 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
7179 real_zerop is not negative.
7181 2016-08-09 Richard Biener <rguenther@suse.de>
7183 PR tree-optimization/71802
7184 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
7185 all merge opportunities with the predecessor.
7187 2016-08-09 Richard Biener <rguenther@suse.de>
7190 * ipa-prop.c (ipa_modify_formal_parameters): Build
7191 parameter types with natural alignment also for the
7194 2016-08-08 Andi Kleen <ak@linux.intel.com>
7196 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
7198 2016-08-08 David Malcolm <dmalcolm@redhat.com>
7201 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
7202 do-nothing langhook.
7203 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
7204 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
7205 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
7206 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
7208 2016-08-08 David Malcolm <dmalcolm@redhat.com>
7211 * input.c: Ensure that HAVE_ICONV is defined.
7213 2016-08-08 Jakub Jelinek <jakub@redhat.com>
7216 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
7217 private vars for lastprivate and for linear iterator.
7220 * omp-simd-clone.c: Include varasm.h.
7221 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
7222 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
7223 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
7224 update function name.
7226 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
7228 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
7229 (avr_diagnose_devicespecs_error): Remove.
7230 (avr_devicespecs_file): Remove composing absolute path for specfile
7231 and its verbose info. Remove conditions to check specs-file,
7233 2016-08-08 Jakub Jelinek <jakub@redhat.com>
7235 PR rtl-optimization/72821
7236 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
7237 just return false for them.
7239 2016-08-08 Alan Modra <amodra@gmail.com>
7242 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
7243 toc refs created during reload. Update function comment.
7245 2016-08-08 Alan Modra <amodra@gmail.com>
7248 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
7249 alternatives. Put loads first, then stores, and reg/reg moves
7250 within same class later. Delete attr length.
7252 2016-08-08 Alan Modra <amodra@gmail.com>
7255 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
7256 (mem_operand_ds_form): New predicate.
7257 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
7258 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
7259 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
7260 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
7261 (extendsfdf2_fpr): Replace o constraint with wY.
7263 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
7265 * tree-ssa-threadbackward.c: Include tree-inline.h
7266 (profitable_jump_thread_path): Use estimate_num_insns to estimate
7267 size of copied block; for cold paths reduce duplication.
7268 (find_jump_threads_backwards): Remove redundant tests.
7269 (pass_thread_jumps::gate): Enable for -Os.
7271 2016-08-07 Jakub Jelinek <jakub@redhat.com>
7274 * stor-layout.c (layout_decl): Fix up formatting.
7275 (relayout_decl): Allow DECL to be FIELD_DECL.
7277 2016-08-07 Alan Modra <amodra@gmail.com>
7279 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
7281 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
7283 * data-streamer-in.c (streamer_read_wide_int): New.
7284 (streamer_read_widest_int): Renamed function.
7285 * data-streamer-out.c (streamer_write_wide_int): New
7286 (streamer_write_widest_int): Renamed function.
7287 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
7289 (input_cfg): Call renamed function.
7290 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
7292 (output_cfg): Call renamed function.
7293 * data-streamer.h: Add declarations.
7295 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7297 * tree-ssa-ccp.c (extend_mask): New param sgn.
7298 Remove ORing with wi::mask.
7299 (get_default_value): Adjust call to extend_mask to pass sign.
7300 (evaluate_stmt): Likewise.
7302 2016-08-06 Jakub Jelinek <jakub@redhat.com>
7304 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
7307 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7309 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
7310 transform if operand's type is pointer to function or method.
7312 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
7314 PR tree-optimization/18046
7315 * tree-ssa-threadedge.c: Include cfganal.h.
7316 (simplify_control_statement_condition): If simplifying a
7317 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
7318 with the dominating ASSERT_EXPR before handing it off to VRP.
7319 Mention that a CASE_LABEL_EXPR may be returned.
7320 (thread_around_empty_blocks): Adjust to handle
7321 simplify_control_statement_condition() returning a
7323 (thread_through_normal_block): Likewise.
7324 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
7325 a switch statement by trying to determine which case label
7328 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
7330 PR rtl-optimization/69847
7331 * lra-constraints.c (process_invariant_for_inheritance): Save
7332 pattern instead of src.
7333 (remove_inheritance_pseudos): Use the pattern. Add assert.
7335 2016-08-05 David Malcolm <dmalcolm@redhat.com>
7337 * input.c (string_concat::string_concat): New constructor.
7338 (string_concat_db::string_concat_db): New constructor.
7339 (string_concat_db::record_string_concatenation): New method.
7340 (string_concat_db::get_string_concatenation): New method.
7341 (string_concat_db::get_key_loc): New method.
7342 (class auto_cpp_string_vec): New class.
7343 (get_substring_ranges_for_loc): New function.
7344 (get_source_range_for_substring): New function.
7345 (get_num_source_ranges_for_substring): New function.
7346 (class selftest::lexer_test_options): New class.
7347 (struct selftest::lexer_test): New struct.
7348 (class selftest::ebcdic_execution_charset): New class.
7349 (selftest::ebcdic_execution_charset::s_singleton): New variable.
7350 (selftest::lexer_test::lexer_test): New constructor.
7351 (selftest::lexer_test::~lexer_test): New destructor.
7352 (selftest::lexer_test::get_token): New method.
7353 (selftest::assert_char_at_range): New function.
7354 (ASSERT_CHAR_AT_RANGE): New macro.
7355 (selftest::assert_num_substring_ranges): New function.
7356 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
7357 (selftest::assert_has_no_substring_ranges): New function.
7358 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
7359 (selftest::test_lexer_string_locations_simple): New function.
7360 (selftest::test_lexer_string_locations_ebcdic): New function.
7361 (selftest::test_lexer_string_locations_hex): New function.
7362 (selftest::test_lexer_string_locations_oct): New function.
7363 (selftest::test_lexer_string_locations_letter_escape_1): New function.
7364 (selftest::test_lexer_string_locations_letter_escape_2): New function.
7365 (selftest::test_lexer_string_locations_ucn4): New function.
7366 (selftest::test_lexer_string_locations_ucn8): New function.
7367 (selftest::uint32_from_big_endian): New function.
7368 (selftest::test_lexer_string_locations_wide_string): New function.
7369 (selftest::uint16_from_big_endian): New function.
7370 (selftest::test_lexer_string_locations_string16): New function.
7371 (selftest::test_lexer_string_locations_string32): New function.
7372 (selftest::test_lexer_string_locations_u8): New function.
7373 (selftest::test_lexer_string_locations_utf8_source): New function.
7374 (selftest::test_lexer_string_locations_concatenation_1): New
7376 (selftest::test_lexer_string_locations_concatenation_2): New
7378 (selftest::test_lexer_string_locations_concatenation_3): New
7380 (selftest::test_lexer_string_locations_macro): New function.
7381 (selftest::test_lexer_string_locations_stringified_macro_argument):
7383 (selftest::test_lexer_string_locations_non_string): New function.
7384 (selftest::test_lexer_string_locations_long_line): New function.
7385 (selftest::test_lexer_char_constants): New function.
7386 (selftest::input_c_tests): Call the new test functions once per
7387 case within the line_table test matrix.
7388 * input.h (struct string_concat): New struct.
7389 (struct location_hash): New struct.
7390 (class string_concat_db): New class.
7391 * substring-locations.h: New header.
7393 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
7395 PR tree-optimization/72810
7396 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
7397 the type of the case labels when truncating.
7399 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
7402 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
7403 (aarch64_fp16_ptr_type_node): Likewise.
7404 * config/aarch64/aarch64-simd-builtins.c
7405 (aarch64_fp16_ptr_type_node): Define.
7406 (aarch64_init_fp16_types): New, refactored out of...
7407 (aarch64_init_builtins): ...here, update to call
7408 aarch64_init_fp16_types.
7409 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
7411 (aapcs_vfp_sub_candidate): Likewise.
7413 2016-08-05 Martin Liska <mliska@suse.cz>
7414 Joshua Cranmer <Pidgeot18@gmail.com>
7416 * gcov.c (line_t::has_block): New function.
7417 (enum loop_type): New enum.
7418 (handle_cycle): New function.
7419 (unblock): Likewise.
7420 (circuit): Likewise.
7421 (get_cycles_count): Likewise.
7422 (accumulate_line_counts): Use new loop detection algorithm.
7424 2016-08-05 Martin Liska <mliska@suse.cz>
7426 * gcov.c (output_intermediate_file): Rename
7427 function_info::line_next to next_file_fn.
7428 (process_file): Likewise.
7429 (read_graph_file): Likewise.
7430 (accumulate_line_counts): Likewise.
7431 (output_lines): Likewise.
7433 2016-08-05 Richard Biener <rguenther@suse.de>
7435 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
7436 restriction on threading to a loop header.
7438 2016-08-05 Richard Biener <rguenther@suse.de>
7440 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
7441 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
7442 adjust loop info accordingly.
7444 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
7446 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
7447 before folding call to __builtin_constant_p with parameters to false.
7449 2016-08-05 Alan Modra <amodra@gmail.com>
7451 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
7452 code accidentally committed 2016-05-02 providing class when given
7455 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
7457 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
7458 the case label ranges that partially overlap with OP's value
7461 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
7464 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
7465 Cast builtin function result to __mmask16 instead of __mmask8.
7466 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
7467 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
7468 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
7470 2016-08-04 David Malcolm <dmalcolm@redhat.com>
7472 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
7473 (ASSERT_TRUE_AT): New macro.
7474 (ASSERT_FALSE): Reimplement in terms of...
7475 (ASSERT_FALSE_AT): New macro.
7476 (ASSERT_STREQ_AT): Fix typo in comment.
7478 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
7480 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
7481 labels are exhaustive, designate the label with the widest
7482 range to be the default label.
7484 2016-08-04 Andrew Pinski <apinski@cavium.com>
7486 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
7487 (thunderx_tunings): Use thunderx_vector_cost instead of
7488 generic_vector_cost.
7490 2016-08-04 Martin Liska <mliska@suse.cz>
7492 * gcov.c (main): Fix GNU coding style.
7493 (output_intermediate_file): Likewise.
7494 (process_file): Likewise.
7495 (generate_results): Likewise.
7496 (release_structures): Likewise.
7497 (create_file_names): Likewise.
7498 (find_source): Likewise.
7499 (read_graph_file): Likewise.
7500 (find_exception_blocks): Likewise.
7501 (canonicalize_name): Likewise.
7502 (make_gcov_file_name): Likewise.
7503 (mangle_name): Likewise.
7504 (accumulate_line_counts): Likewise.
7505 (output_branch_count): Likewise.
7506 (read_line): Likewise.
7508 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
7510 PR rtl-optimization/71779
7511 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
7512 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
7513 or if it was truncated.
7515 PR rtl-optimization/70903
7516 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
7518 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
7520 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
7521 accessing SSA_NAME_PTR_INFO.
7523 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
7526 * common/config/avr/avr-common.c (avr_option_optimization_table)
7527 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
7529 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
7532 * config/avr/avr.md: New pattern to work around do_store_flag
7533 generating shift instructions for bit extractions.
7535 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
7537 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
7539 (add_equivalence): Likewise.
7540 (get_value_range): Allocate value range with vrp_value_range_pool.
7541 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
7542 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
7544 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
7546 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
7547 the default for the rs6000 port.
7549 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
7552 * calls.c (special_function_p): Remove special handling of
7553 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
7554 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
7555 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
7557 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
7560 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
7561 Don't stop on regular insns.
7563 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
7565 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
7566 size to DImode boundary.
7567 (nvptx_propagate): Likewise.
7569 2016-08-03 Alan Modra <amodra@gmail.com>
7571 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
7572 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
7573 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
7574 from -mefficient-unaligned-vector. Note that this affects fp too.
7576 2016-08-03 Alan Modra <amodra@gmail.com>
7578 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
7581 2016-08-03 Alan Modra <amodra@gmail.com>
7583 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
7584 to a reg. Localize vars.
7586 2016-08-03 Alan Modra <amodra@gmail.com>
7588 * config/rs6000/rs6000.opt: Remove negatives from help strings
7591 2016-08-03 Alan Modra <amodra@gmail.com>
7593 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
7594 Delete duplicated code.
7596 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
7599 * lra-spills.c (regno_in_use_p): New.
7600 (lra_final_code_change): Use it.
7602 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
7604 PR rtl-optimization/69847
7605 * lra-int.h (struct lra-reg): Use restore_rtx instead of
7607 (lra_rtx_hash): New.
7608 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
7610 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
7611 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
7612 * lra-spills.c (lra_final_code_change): Don't delete insn when the
7613 next insn is USE with the same reg as the current insn source.
7614 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
7616 (lra_constraints_init): Call initiate_invariants.
7617 (lra_constraints_finish): Call finish_invariants.
7618 (struct invariant, invariant_t, invariant_ptr_t): New.
7619 (const_invariant_ptr_t, invariants, invariants_pool): New.
7620 (invariant_table, invariant_hash, invariant_eq_p): New.
7621 (insert_invariant, initiate_invariants, finish_invariants): New.
7622 (clear_invariants, invalid_invariant_regs): New.
7623 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
7624 instead of restore_regno.
7625 (invariant_p, process_invariant_for_inheritance): New.
7626 (inherit_in_ebb): Implement invariant inheritance.
7627 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
7628 (remove_inheritance_pseudos): Implement undoing invariant
7630 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
7631 instead of restore_regno.
7632 * lra-assigns.c (regno_live_length): New.
7633 (reload_pseudo_compare_func): Use regno_live_length.
7634 (assign_by_spills): Use restore_rtx instead of restore_regno.
7635 (lra_assign): Ditto. Initiate regno_live_length.
7637 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
7639 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
7640 __builtin_aarch64_fmindf.
7642 2016-08-02 Bin Cheng <bin.cheng@arm.com>
7644 PR tree-optimization/34114
7645 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
7646 information for more control IVs.
7648 2016-08-02 Bin Cheng <bin.cheng@arm.com>
7650 PR tree-optimization/34114
7651 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
7652 PLUS_EXPR case. Handle SSA_NAME case.
7654 2016-08-02 Tamar Christina <tamar.christina@arm.com>
7656 * config/aarch64/aarch64-simd-builtins.def
7657 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
7658 (__builtin_aarch64_fmaxdf): Likewise.
7659 (__builtin_aarch64_smin_nandf): Likewise.
7660 (__builtin_aarch64_smax_nandf): Likewise.
7661 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
7662 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
7663 (<fmaxmin><mode>3): ...this.
7664 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
7665 (vminnm_f64): Likewise.
7666 (vmin_f64): Likewise.
7667 (vmax_f64): Likewise.
7668 * config/aarch64/iterators.md (FMAXMIN): Merge with...
7669 (FMAXMIN_UNS): ...this.
7670 (fmaxmin): Merged with
7671 (fmaxmin_op): ...this...
7672 (maxmin_uns_op): ...in to this.
7674 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
7676 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7677 Add support for vec_extract on vector float, vector int, vector
7678 short, and vector char vector types.
7679 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
7680 vector float, vector int, vector short, and vector char
7681 optimizations on 64-bit ISA 2.07 systems for both constant and
7682 variable element numbers.
7683 (rs6000_split_vec_extract_var): Likewise.
7684 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
7685 Altivec registers on ISA 2.07 and above.
7686 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
7687 which never was matched due to the split occuring before register
7688 allocation (and the code would not have worked on little endian
7689 systems if it did match). Allow extracts to go to the Altivec
7690 registers if ISA 2.07 (power8). Change from using "" around the
7691 C++ code to using {}'s.
7692 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
7693 vec_extracts when the vector is in memory.
7694 (vsx_extract_v4sf_var): New insn to optimize vector float
7695 vec_extracts when the element number is variable on 64-bit ISA
7697 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
7698 for 64-bit ISA 2.07 as well as ISA 3.0.
7699 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
7700 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
7701 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
7702 optimize vector int, vector short, and vector char vec_extracts
7703 when the vector is in memory.
7704 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
7705 optimize vector int, vector short, and vector char vec_extracts
7706 when the element number is variable.
7708 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
7711 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
7712 does not overlap with other symbol flags.
7714 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
7716 * config/aarch64/aarch64.h (aarch64_frame):
7717 Remove padding0 and hardfp_offset. Add locals_offset,
7718 initial_adjust, callee_adjust, callee_offset and final_adjust.
7719 * config/aarch64/aarch64.c (aarch64_layout_frame):
7720 Remove unused padding0 and hardfp_offset initializations.
7721 Choose frame layout and set frame variables accordingly.
7722 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
7723 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
7724 (aarch64_pop_regs): Likewise.
7725 (aarch64_expand_prologue): Remove all decision code, just emit
7726 prolog according to frame variables.
7727 (aarch64_expand_epilogue): Remove all decision code, just emit
7728 epilog according to frame variables.
7729 (aarch64_initial_elimination_offset): Use offset to local/arg area.
7731 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
7734 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
7735 fix_debug_reg_uses after changing source register mode to
7736 V1TImode if source register is undefined.
7738 2015-08-01 Alan Hayward <alan.hayward@arm.com>
7740 PR tree-optimization/71818
7741 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
7742 with non invariant evolutions
7744 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
7747 * config/avr/avr.md (length) [branch]: Correct insn length
7748 attribute for forward branches.
7750 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
7752 * doc/extend.texi (AVR Built-in Functions): Document
7754 * config/avr/builtins.def (NOPS): New.
7755 * config/avr/avr.c (avr_expand_nops): New static function.
7756 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
7758 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7760 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
7761 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
7764 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
7766 * config/aarch64/aarch64.c (vulcan_tunings): Update
7767 vulcan L1 cache_line_size.
7769 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
7771 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
7772 function that takes a vector memory address, a hard register, an
7773 element number and a temporary base register, and recreates an
7774 address that points to the appropriate element within the vector.
7775 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
7776 (rs6000_split_vec_extract_var): Add support for the target of a
7777 vec_extract with variable element number being a scalar memory
7779 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
7781 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
7782 vsx_extract_<mode>_load insn with a new insn that optimizes
7783 storing either element to a memory location, using scratch
7784 registers to pick apart the vector and reconstruct the address.
7785 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
7786 (vsx_extract_<mode>_store): Rework alternatives to more correctly
7787 support Altivec registers. Add support for ISA 3.0 Altivec d-form
7789 (vsx_extract_<mode>_var): Add support for extracting a variable
7790 element number from memory.
7792 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
7794 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
7795 when testing for compares against constants of the form 0xabab.
7797 2016-07-29 Bin Cheng <bin.cheng@arm.com>
7799 PR tree-optimization/57558
7800 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
7802 (vect_loop_versioning): Support versioning with niter assumptions.
7803 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
7804 (vect_get_loop_niters): New parameter. Reimplement to support
7805 assumptions in loop niter info.
7806 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
7807 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
7808 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
7809 Support loop versioning for niters.
7810 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
7811 (vect_free_loop_info_assumptions): New function.
7812 (vectorize_loops): Free loop niter info for loops with flag
7813 LOOP_F_ASSUMPTIONS set if vectorization failed.
7814 * tree-vectorizer.h (struct _loop_vec_info): New field
7815 num_iters_assumptions.
7816 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
7817 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
7818 (LOOP_REQUIRES_VERSIONING): New macro.
7819 (vect_free_loop_info_assumptions): New decl.
7821 2016-07-29 Bin Cheng <bin.cheng@arm.com>
7823 * cfgloop.h (struct loop): New field constraints.
7824 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
7825 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
7827 * cfgloop.c (alloc_loop): Initialize new field.
7828 * cfgloopmanip.c (copy_loop_info): Copy constraints.
7829 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
7830 Adjust niter analysis wrto loop constraints.
7831 * doc/loop.texi (@node Number of iterations): Add description for loop
7834 2016-07-29 Marek Polacek <polacek@redhat.com>
7837 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
7838 (ix86_expand_round_builtin): Likewise.
7840 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
7841 Georg-Johann Lay <avr@gjlay.de>
7843 PR rtl-optimization/71976
7844 * combine.c (get_last_value): Return 0 if the argument for which
7845 the function is called has a wider mode than the recorded value.
7847 2016-07-29 Marek Polacek <polacek@redhat.com>
7850 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
7851 (altivec_expand_st_builtin): Likewise.
7853 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
7855 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
7856 introduced in r238381.
7858 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
7861 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
7862 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
7864 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
7866 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
7868 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7869 Add support for vec_extract of vector double or vector long having
7870 a variable element number on 64-bit ISA 2.07 systems or newer.
7871 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
7873 (rs6000_split_vec_extract_var): New function to split a
7874 vec_extract built-in function with variable element number.
7875 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
7877 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
7878 (UNSPEC_VSX_EXTRACT): Likewise.
7879 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
7880 direct move instructions to be generated on 64-bit ISA 2.07
7881 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
7883 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
7884 arguments for vec_extract variable element.
7885 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
7886 vec_extract with variable element on V2DFmode and V2DImode
7888 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
7889 -mupper-regs-df requirement, since it isn't needed.
7890 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
7891 do direct moves on 64-bit systems, which allows optimization of
7892 vec_extract on 64-bit ISA 2.07 systems and newer.
7894 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
7895 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
7897 * config/aarch64/aarch64.md
7898 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
7900 (<optab>qihi2_aarch64): Likewise, and split into two.
7901 (extendqihi2_aarch64): New.
7902 (zero_extendqihi2_aarch64): New.
7903 * config/aarch64/iterators.md (ldrxt): Remove.
7904 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
7907 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
7909 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
7911 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
7913 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
7914 (aarch64_push_reg): New function to push 1 or 2 registers.
7915 (aarch64_pop_reg): New function to pop 1 or 2 registers.
7916 (aarch64_expand_prologue): Use aarch64_push_regs.
7917 (aarch64_expand_epilogue): Use aarch64_pop_regs.
7919 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
7921 PR tree-optimization/71734
7922 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
7923 attribute instead of REF_LOOP and use it.
7924 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
7925 set it for Loops having non-zero safelen attribute.
7926 (ref_indep_loop_p): Pass zero as initial value for safelen.
7928 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
7932 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
7933 call using chkp_gimple_call_builtin_p.
7934 (chkp_copy_bounds_for_assign): Likewise.
7936 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7938 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
7939 * config/arm/arm-protos.h (struct tune_params): Likewise.
7940 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
7941 (cortex_a9_sched_adjust_cost): Likewise.
7942 (fa726te_sched_adjust_cost): Likewise.
7943 (arm_adjust_cost): Likewise.
7944 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
7945 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
7946 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
7947 * config/i386/i386.c (ix86_adjust_cost): Likewise.
7948 * config/ia64/ia64.c: Likewise.
7949 * config/m68k/m68k.c: Likewise.
7950 * config/mep/mep.c (mep_adjust_cost): Likewise.
7951 * config/microblaze/microblaze.c (microblaze_adjust_cost):
7953 * config/mips/mips.c (mips_adjust_cost): Likewise.
7954 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
7956 * config/pa/pa.c (pa_adjust_cost): Likewise.
7957 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
7958 (rs6000_debug_adjust_cost): Likewise.
7959 * config/sh/sh.c (sh_adjust_cost): Likewise.
7960 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
7961 (hypersparc_adjust_cost): Likewise.
7962 (sparc_adjust_cost): Likewise.
7963 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
7964 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
7965 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
7967 * config/visium/visium.c (visium_adjust_cost): Likewise.
7968 * doc/tm.texi: Regenerate.
7969 * haifa-sched.c (dep_cost_1): Adjust.
7970 * target.def: Merge adjust_cost and adjust_cost_2.
7972 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7974 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
7976 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7978 * store-motion.c (struct st_expr): Make pattern_regs a vector.
7979 (extract_mentioned_regs): Append to a vector instead of
7980 returning a rtx_expr_list.
7981 (st_expr_entry): Adjust.
7982 (free_st_expr_entry): Likewise.
7983 (store_ops_ok): Likewise.
7984 (store_killed_in_insn): Likewise.
7985 (find_moveable_store): Likewise.
7987 2016-07-28 Martin Liska <mliska@suse.cz>
7989 PR gcov-profile/68025
7990 * tree-profile.c (tree_profiling): Respect
7991 no_profile_instrument_function attribute.
7992 * doc/extend.texi: Document no_profile_instrument_function
7995 2016-07-28 Martin Liska <mliska@suse.cz>
7997 PR rtl-optimization/70944
7998 * combine.c (make_compound_operation):
7999 Do not allow make_compound_operation for vector mode
8001 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
8004 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
8005 before calling get_ops.
8007 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
8009 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
8010 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
8011 (BITS_PER_UNIT_LOG): Remove.
8012 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
8013 * expr.c (expand_assignment): Likewise.
8014 * stor-layout.c (initialize_sizetypes): Likewise.
8016 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
8018 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
8019 signature of rs6000_expand_vector_extract so that the element
8020 number is a RTX instead of a constant integer.
8021 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
8023 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
8024 (altivec_expand_vec_ext_builtin): Likewise.
8025 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
8026 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
8027 MFVSRLD instruction.
8029 2016-07-27 David Malcolm <dmalcolm@redhat.com>
8031 * input.c (get_pure_location): Move here from tree.c.
8032 (make_location): Likewise. Add header comment.
8033 (selftest::test_accessing_ordinary_linemaps): Verify
8034 pure_location_p, make_location, get_location_from_adhoc_loc and
8036 * input.h (get_pure_location): Move declaration here from tree.h.
8037 (get_finish): Likewise for inline function.
8038 (make_location): Likewise for declaration.
8039 * tree.c (get_pure_location): Move to input.c.
8040 (make_location): Likewise.
8041 * tree.h (get_pure_location): Move declaration to tree.h.
8042 (get_finish): Likewise for inline function.
8043 (make_location): Likewise for declaration.
8045 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8048 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
8050 2016-07-27 David Malcolm <dmalcolm@redhat.com>
8052 * system.h (STATIC_ASSERT): Use static_assert if building
8055 2016-07-27 Richard Biener <rguenther@suse.de>
8057 PR tree-optimization/72517
8058 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
8059 Revert change to not compute read-read dependences.
8061 2016-07-27 Richard Biener <rguenther@suse.de>
8063 * predict.c (set_even_probabilities): Make nedges unsigned.
8065 2016-07-27 Martin Liska <mliska@suse.cz>
8067 * predict.c (set_even_probabilities): Handle unlikely edges.
8068 (combine_predictions_for_bb): Likewise.
8070 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
8073 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
8074 __float128 support when we don't have hardware support, so that
8075 the IEEE built-in functions like isgreater, first call __unordkf3
8076 to make sure neither operand is a NaN, and if both operands are
8077 ordered, do the normal comparison.
8079 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
8081 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
8083 (extract_code_and_val_from_cond_with_ops): Verify that name is
8084 either cond_op0 or cond_op1.
8086 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
8088 PR tree-optimization/18046
8089 * genmodes.c (emit_mode_size_inline): Emit an assert that
8090 verifies that mode is a valid array index.
8091 (emit_mode_nuinits_inline): Likewise.
8092 (emit_mode_inner_inline): Likewise.
8093 (emit_mode_unit_size_inline): Likewise.
8094 (emit_mode_unit_precision_inline): Likewise.
8095 * tree-vrp.c: Include params.h.
8096 (find_switch_asserts): Register edge assertions for the default
8097 label which correspond to the anti-ranges of each case label.
8098 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
8099 * doc/invoke.texi: Document it.
8101 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8103 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
8104 and unnecessary call to gimple_bb.
8106 2016-07-26 Richard Biener <rguenther@suse.de>
8108 PR rtl-optimization/71984
8109 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
8112 2016-07-26 Richard Biener <rguenther@suse.de>
8115 * expmed.c (extract_bit_field_1): Constrain the vector mode
8116 with element size matching the extraction mode size when
8117 choosing a better vector mode to do the extraction from.
8119 2016-07-26 Richard Biener <rguenther@suse.de>
8120 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8123 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
8126 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8128 * tree-ssa-structalias.c (struct scc_info): Change types of
8129 members to auto_sbitmap and auto_vec.
8130 (scc_info::scc_info): New constructor.
8131 (scc_info::~scc_info): New destructor.
8132 (init_scc_info): Remove.
8133 (free_scc_info): Remove.
8134 (find_indirect_cycles): Adjust.
8135 (perform_var_substitution): Likewise.
8136 (free_var_substitution_info): Likewise.
8138 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8140 * tree-outof-ssa.c (struct elim_graph): Change type of members
8141 to auto_vec and auto_sbitmap.
8142 (elim_graph::elim_graph): New constructor.
8143 (delete_elim_graph): Remove.
8144 (expand_phi_nodes): Adjust.
8146 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8148 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
8149 (new_elim_graph): Adjust.
8150 (clear_elim_graph): Likewise.
8151 (delete_elim_graph): Likewise.
8152 (elim_graph_size): Likewise.
8153 (elim_graph_add_node): Likewise.
8154 (elim_graph_add_edge): Likewise.
8155 (elim_graph_remove_succ_edge): Likewise.
8156 (eliminate_name): Likewise.
8157 (eliminate_build): Likewise.
8158 (elim_forward): Likewise.
8159 (elim_unvisited_predecessor): Likewise.
8160 (elim_backward): Likewise.
8161 (elim_create): Likewise.
8162 (eliminate_phi): Likewise.
8163 (expand_phi_nodes): Likewise.
8165 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8167 * bt-load.c (compute_out): Use auto_sbitmap class.
8168 (link_btr_uses): Likewise.
8169 * cfganal.c (mark_dfs_back_edges): Likewise.
8170 (post_order_compute): Likewise.
8171 (inverted_post_order_compute): Likewise.
8172 (pre_and_rev_post_order_compute_fn): Likewise.
8173 (single_pred_before_succ_order): Likewise.
8174 * cfgexpand.c (pass_expand::execute): Likewise.
8175 * cfgloop.c (verify_loop_structure): Likewise.
8176 * cfgloopmanip.c (fix_bb_placements): Likewise.
8177 (remove_path): Likewise.
8178 (update_dominators_in_loop): Likewise.
8179 * cfgrtl.c (break_superblocks): Likewise.
8180 * ddg.c (check_sccs): Likewise.
8181 (create_ddg_all_sccs): Likewise.
8182 * df-core.c (df_worklist_dataflow): Likewise.
8183 * dse.c (dse_step3): Likewise.
8184 * except.c (eh_region_outermost): Likewise.
8185 * function.c (thread_prologue_and_epilogue_insns): Likewise.
8186 * gcse.c (prune_expressions): Likewise.
8187 (prune_insertions_deletions): Likewise.
8188 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
8189 * graph.c (draw_cfg_nodes_no_loops): Likewise.
8190 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
8191 * lcm.c (compute_earliest): Likewise.
8192 (compute_farthest): Likewise.
8193 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
8194 (unroll_loop_runtime_iterations): Likewise.
8195 (unroll_loop_stupid): Likewise.
8196 * lower-subreg.c (decompose_multiword_subregs): Likewise.
8197 * lra-lives.c: Likewise.
8198 * lra.c (lra): Likewise.
8199 * modulo-sched.c (schedule_reg_moves): Likewise.
8200 (optimize_sc): Likewise.
8201 (get_sched_window): Likewise.
8202 (sms_schedule_by_order): Likewise.
8203 (check_nodes_order): Likewise.
8204 (order_nodes_of_sccs): Likewise.
8205 (order_nodes_in_scc): Likewise.
8206 * recog.c (split_all_insns): Likewise.
8207 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
8208 * reload1.c (reload): Likewise.
8209 * sched-rgn.c (haifa_find_rgns): Likewise.
8210 (split_edges): Likewise.
8211 (compute_trg_info): Likewise.
8212 * sel-sched.c (init_seqno): Likewise.
8213 * store-motion.c (remove_reachable_equiv_notes): Likewise.
8214 * tree-into-ssa.c (update_ssa): Likewise.
8215 * tree-ssa-live.c (live_worklist): Likewise.
8216 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
8217 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
8219 (try_peel_loop): Likewise.
8220 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
8222 * tree-ssa-pre.c (compute_antic): Likewise.
8223 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
8224 * tree-stdarg.c (reachable_at_most_once): Likewise.
8225 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
8226 * var-tracking.c (vt_find_locations): Likewise.
8228 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8230 * sbitmap.h (auto_sbitmap): New class.
8232 2016-07-26 Alan Modra <amodra@gmail.com>
8235 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
8238 2016-07-25 David Malcolm <dmalcolm@redhat.com>
8240 * input.c (selftest::temp_source_file::temp_source_file): Fix
8241 missing "%s" in fprintf.
8243 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
8246 * cselib.c (cselib_process_insn): Invalidate argument slots for
8249 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8251 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
8252 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
8253 vmulxh_lane_f16, vmulxh_laneq_f16): New.
8255 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8257 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8258 * config/aarch64/aarch64.md (fma, fnma): Support HF.
8259 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
8261 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8263 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8264 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
8266 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
8267 (add<mode>3): Likewise.
8268 (sub<mode>3): Likewise.
8269 (mul<mode>3): Likewise.
8270 (div<mode>3): Likewise.
8271 (*div<mode>3): Likewise.
8272 (<fmaxmin><mode>3): Extend to HF.
8273 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
8274 (fabd<mode>3): Likewise.
8275 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
8276 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
8277 (aarch64_fmulx<mode>): Likewise.
8278 (aarch64_fac<optab><mode>): Likewise.
8279 (aarch64_frecps<mode>): Likewise.
8280 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
8281 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
8282 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
8283 (VSDQ_HSDI): Support HI.
8284 (fcvt_target, FCVT_TARGET): Likewise.
8285 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
8286 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
8287 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
8288 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
8289 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
8290 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
8291 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
8294 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8296 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
8297 * config/aarch64/aarch64-builtins.c (hi_UP): New.
8298 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8299 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
8301 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
8302 (aarch64_cm<optab><mode>): Likewise.
8303 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
8304 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
8305 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
8306 (sqrt<mode>2): Likewise.
8307 (*sqrt<mode>2): Likewise.
8308 (abs<mode>2): Likewise.
8309 (<optab><mode>hf2): New pattern for HF mode.
8310 (<optab>hihf2): Likewise.
8311 * config/aarch64/arm_neon.h: Include arm_fp16.h.
8312 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
8313 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
8315 * config/aarch64/arm_fp16.h: New file.
8316 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
8317 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
8318 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
8319 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
8320 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
8321 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
8322 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
8323 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
8324 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
8325 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
8326 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
8327 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
8330 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8332 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
8333 reduc_smin_scal_): Use VDQIF_F16.
8334 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
8335 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
8337 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
8338 * config/aarch64/iterators.md (VDQIF_F16): New.
8339 (vp): Support HF modes.
8340 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
8341 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
8343 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8345 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
8346 "*aarch64_mulx_elt_from_dup<mode>".
8347 (*aarch64_mul3_elt<mode>): Update schedule type.
8348 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
8349 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
8350 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
8351 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
8352 (f, fp): Support HF modes.
8353 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
8354 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
8355 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
8356 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
8357 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
8358 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
8360 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8362 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8363 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
8365 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
8368 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8370 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8371 * config/aarch64/aarch64-simd.md
8372 (aarch64_rsqrts<mode>): Extend to HF modes.
8373 (fabd<mode>3): Likewise.
8374 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
8375 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
8376 (aarch64_<maxmin_uns>p<mode>): Likewise.
8377 (<su><maxmin><mode>3): Likewise.
8378 (<maxmin_uns><mode>3): Likewise.
8379 (<fmaxmin><mode>3): Likewise.
8380 (aarch64_faddp<mode>): Likewise.
8381 (aarch64_fmulx<mode>): Likewise.
8382 (aarch64_frecps<mode>): Likewise.
8383 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
8384 (add<mode>3): Extend to HF modes.
8385 (sub<mode>3): Likewise.
8386 (mul<mode>3): Likewise.
8387 (div<mode>3): Likewise.
8388 (*div<mode>3): Likewise.
8389 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
8391 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
8392 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
8393 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
8394 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
8395 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
8396 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
8397 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
8398 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
8399 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
8400 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
8401 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
8402 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
8403 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
8404 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
8406 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8408 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
8409 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8410 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
8411 (neg<mode>2): Likewise.
8412 (abs<mode>2): Likewise.
8413 (<frint_pattern><mode>2): Likewise.
8414 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
8415 (<optab><VDQF:mode><fcvt_target>2): Likewise.
8416 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
8417 (ftrunc<VDQF:mode>2): Likewise.
8418 (<optab><fcvt_target><VDQF:mode>2): Likewise.
8419 (sqrt<mode>2): Likewise.
8420 (*sqrt<mode>2): Likewise.
8421 (aarch64_frecpe<mode>): Likewise.
8422 (aarch64_cm<optab><mode>): Likewise.
8423 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
8425 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
8426 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
8428 * config/aarch64/arm_neon.h (vdup_n_f16): New.
8429 (vdupq_n_f16): Likewise.
8430 (vld1_dup_f16): Use vdup_n_f16.
8431 (vld1q_dup_f16): Use vdupq_n_f16.
8432 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
8433 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
8434 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
8435 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
8436 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
8437 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
8438 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
8439 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
8440 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
8441 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
8442 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
8443 vsqrt_f16, vsqrtq_f16): New.
8445 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8447 * config/aarch64/aarch64-simd.md
8448 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
8449 (aarch64_ext<mode>): Likewise.
8450 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
8451 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
8452 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
8454 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
8456 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
8457 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
8458 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
8459 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
8460 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
8461 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
8462 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
8464 (vmov_n_f16): Reimplement using vdup_n_f16.
8465 (vmovq_n_f16): Reimplement using vdupq_n_f16..
8467 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8469 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
8470 "frame_related_p". Generate CFA annotation when it's necessary.
8471 (aarch64_expand_prologue): Use aarch64_add_constant.
8472 (aarch64_expand_epilogue): Likewise.
8473 (aarch64_output_mi_thunk): Pass "false" when calling
8474 aarch64_add_constant.
8476 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8478 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
8481 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8483 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
8484 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
8485 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
8486 (aarch64_build_constant): Delete.
8488 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
8491 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
8493 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
8494 flag_toplevel_reorder.
8496 2016-07-25 Richard Biener <rguenther@suse.de>
8498 * cgraph.c (cgraph_node::verify_node): Compare against builtin
8499 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
8500 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
8501 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
8502 (streamer_get_builtin_tree): Likewise.
8503 (streamer_write_builtin): Likewise.
8504 * lto-streamer.h (LTO_builtin_decl): Remove.
8505 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
8506 (lto_input_scc): Remove LTO_builtin_decl handling.
8507 (lto_input_tree_1): Liekwise.
8508 * lto-streamer-out.c (lto_output_tree_1): Remove special
8509 handling of builtins.
8510 (DFS::DFS): Likewise.
8511 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
8512 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
8514 (streamer_write_builtin): Remove.
8516 2016-07-25 Martin Liska <mliska@suse.cz>
8518 * lto-cgraph.c (input_symtab): Don't call get_working_sets
8519 if flag_auto_profile is set to true.
8521 2016-07-25 Martin Liska <mliska@suse.cz>
8523 PR gcov-profile/71868
8524 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
8525 have a function with multiple latches, count them all.
8527 2016-07-25 Martin Liska <mliska@suse.cz>
8529 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
8531 2016-07-25 Martin Liska <mliska@suse.cz>
8533 PR tree-optimization/71987
8534 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
8535 just for SSA_NAMEs. Fix GNU coding style.
8537 2016-07-25 Martin Liska <mliska@suse.cz>
8539 PR gcov-profile/64874
8540 * gcov-io.h: Update command about file format.
8541 * gcov-iov.c (main): Adapt the numbering scheme.
8543 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
8546 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
8547 whose result is used in PHI.
8548 (final_range_test_p): Likewise.
8549 (maybe_optimize_range_tests): Likewise.
8551 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
8553 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8554 Reformat two multi-line strings.
8556 2016-07-22 Martin Sebor <msebor@redhat.com>
8558 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
8560 2016-07-22 Martin Sebor <msebor@redhat.com>
8563 * doc/extend.texi (Compound Literals): Correct and clarify.
8564 (Cast to Union): Same.
8566 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
8568 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
8569 comments to explain why certain error messages make mention of
8570 undocumented options.
8571 (rs6000_invalid_builtin): Change error messages to replace mention
8572 of undocumented options with mention of the -mcpu=power9 option
8573 that enables those undocumented options.
8574 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
8575 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
8576 definition of this macro to correct an existing error.
8577 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
8578 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
8579 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
8580 descriptions of built-in functions so that they depend on
8581 -mcpu=power9 instead of on the corresponding undocumented flags.
8582 * doc/invoke.texi (Option Summary): Remove all mention of newly
8584 (IBM RS/6000 and PowerPC Options): Likewise.
8585 * doc/md.texi (Constraints for Particuliar Machines): Remove all
8586 mention of newly undocumented flags.
8588 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
8590 * ipa-cp.c (determine_versionability): Do not create constprop clones,
8591 when target_clones attribute is set.
8593 2016-07-22 Bin Cheng <bin.cheng@arm.com>
8595 * common.opt (funsafe-loop-optimizations): Mark ignore.
8596 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
8597 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
8599 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
8600 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
8602 2016-07-22 Bin Cheng <bin.cheng@arm.com>
8604 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
8606 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
8608 (number_of_iterations_exit): Warn missed loop optimization for
8609 possible infinite loops.
8611 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
8614 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
8615 when to emit a ".machine" pseudo-op.
8617 2016-07-22 Martin Liska <mliska@suse.cz>
8619 PR gcov-profile/69028
8620 PR gcov-profile/62047
8621 * coverage.c (coverage_compute_lineno_checksum): Do not
8622 calculate checksum for fns w/o xloc.file.
8623 (coverage_compute_profile_id): Likewise.
8625 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
8627 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
8628 (avr_secondary_reload): ...and implementation.
8629 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
8630 * config/avr/avr.md (reload_in<mode>): Remove insns.
8631 (adjust_len) [lpm]: Remove insn attribute value.
8632 * config/avr/predicates.md (flash_operand): Remove insn predicate.
8634 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
8637 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
8639 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
8640 * calls.c (special_function_p): Remove the special handling of the
8641 "__builtin_" prefix.
8643 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
8646 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
8647 if STMT may be an alloca call.
8648 (gimple_alloca_call_p, alloca_call_p): Return only true for the
8649 builtin alloca call.
8650 * calls.h (gimple_maybe_alloca_call_p): New function.
8651 * tree-inline.c (inline_forbidden_p_stmt): Use
8652 gimple_maybe_alloca_call_p here.
8654 2016-07-21 David Malcolm <dmalcolm@redhat.com>
8656 * spellcheck-tree.c (best_macro_match::best_macro_match):
8657 Explictly specify the template arguments when invoking the base
8658 class constructor, to help older C++ compilers.
8660 2016-07-21 Jakub Jelinek <jakub@redhat.com>
8663 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
8664 before builtin_decl_implicit.
8666 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
8668 * optabs.c (emit_condiitonal_move): Short circuit for identical
8671 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
8673 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
8674 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
8675 (noce_conversion_profitable_p): New.
8676 (noce_try_store_flag_constants): Use it.
8677 (noce_try_addcc): Likewise.
8678 (noce_try_store_flag_mask): Likewise.
8679 (noce_try_cmove): Likewise.
8680 (noce_try_cmove_arith): Likewise.
8681 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
8683 (noce_convert_multiple_sets): Move cost model to here, from...
8684 (bb_ok_for_noce_convert_multiple_sets) ...here.
8685 (noce_process_if_block): Update calls for above changes.
8686 (noce_find_if_block): Record new noce_if_info parameters.
8688 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
8690 * target.def (max_noce_ifcvt_seq_cost): New.
8691 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
8692 * doc/tm.texi: Regenerate.
8693 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
8694 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
8695 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
8696 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
8697 * doc/invoke.texi: Document new params.
8699 2016-07-21 Richard Biener <rguenther@suse.de>
8701 PR tree-optimization/71947
8702 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
8703 ranges have useful limit_vr information.
8705 2016-07-21 Richard Biener <rguenther@suse.de>
8707 * function-tests.c (build_trivial_generic_function): Set
8708 BLOCK_SUPERCONTEXT of DECL_INITIAL.
8709 * omp-low.c (create_omp_child_function): Likewise.
8710 (grid_expand_target_grid_body): Likewise.
8711 * cgraphunit.c (init_lowered_empty_function): Likewise.
8712 (cgraph_node::expand_thunk): Likewise.
8713 * tree-parloops.c (create_loop_fn): Likewise.
8714 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
8716 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8718 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
8721 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
8723 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
8724 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
8725 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
8726 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
8727 values for insn attribute.
8728 * config/avr/avr.c (avr_out_insert_notbit): New function.
8729 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
8730 ADJUST_LEN_INSV_NOTBIT_0/_7.
8731 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
8733 2016-07-21 Bin Cheng <bin.cheng@arm.com>
8735 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
8736 (chrec_convert_1, chrec_convert): Ditto.
8737 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
8738 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
8739 * tree-vrp.c (adjust_range_with_scev): Ditto.
8740 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
8741 (scev_var_range_cant_overflow): New function.
8742 (scev_probably_wraps_p): New parameter. Call above function.
8743 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
8745 2016-07-21 Bin Cheng <bin.cheng@arm.com>
8747 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
8748 by removing computation of may_be_zero.
8750 2016-07-21 Jakub Jelinek <jakub@redhat.com>
8752 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
8754 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
8756 Improving concepts performance and diagnostics.
8757 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
8758 for constraint satisfaction and subsumption.
8759 * timevar.h (auto_timevar): New constructor that matches the push/pop
8760 pattern of usage in pt.c.
8762 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
8764 * hwint.h (HOST_WIDE_INT_0): New define.
8765 (HOST_WIDE_INT_0U): Ditto.
8766 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
8767 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
8768 * simplify-rtx.c: Ditto.
8769 * tree-object-size.c: Ditto.
8771 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8773 * config/s390/s390.c (s390_encode_section_info): Remove mode size
8776 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
8778 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
8779 * combine.c: Use HOST_WIDE_INT_M1U instead of
8780 ~(unsigned HOST_WIDE_INT) 0.
8781 * double-int.h: Ditto.
8783 * dwarf2asm.c:Ditto.
8785 * genmodes.c: Ditto.
8787 * read-rtl.c: Ditto.
8788 * tree-ssa-loop-ivopts.c: Ditto.
8789 * tree-ssa-loop-prefetch.c: Ditto.
8790 * tree-vect-generic.c: Ditto.
8791 * tree-vect-patterns.c: Ditto.
8794 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8796 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
8797 constant addresses outside [0,0xc0] into a register.
8798 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
8799 cases where the base address register is unused after.
8800 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
8801 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
8802 (avr_out_store_psi_reg_disp_tiny): Same.
8804 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8806 Implement attribute progmem on reduced Tiny cores by adding
8807 flash offset 0x4000 to respective symbols.
8810 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
8811 documentation how it works on reduced Tiny cores.
8812 (AVR Named Address Spaces): No support for reduced Tiny.
8813 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
8814 (avr_address_tiny_pm_p): New static function.
8815 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
8816 if the address is in progmem.
8817 (avr_assemble_integer): Same.
8818 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
8819 for symbol_ref in progmem.
8820 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
8821 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
8822 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
8824 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
8826 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
8827 * configure: Regenerate.
8828 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
8829 (USE_THIN_ARCHIVES): New variable.
8830 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
8831 this archive as a thin archive.
8833 2016-07-20 David Malcolm <dmalcolm@redhat.com>
8835 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
8836 same location as last time, don't skip if we have fix-it hints.
8837 Clarify the skipping logic by converting it from one "if" clause
8838 to repeated "if" clauses.
8839 * spellcheck-tree.c: Include "cpplib.h".
8840 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
8841 (best_macro_match::best_macro_match): New constructor.
8842 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
8843 Move here from c/c-decl.c.
8844 (class best_macro_match): Move here from c/c-decl.c, converting
8845 from a typedef to a subclass, gaining a ctor.
8847 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8849 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
8850 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
8852 (avr_addr_space_diagnose_usage): ...and implementation.
8853 (avr_addr_space_supported_p): New function.
8854 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
8855 report bad address space usage if that space is supported.
8856 (avr_insert_attributes): Same. No more complain about unsupported
8858 * config/avr/avr-c.c (tm_p.h): Include it.
8859 (avr_cpu_cpp_builtins): Only define addr-space related built-in
8860 macro if avr_addr_space_supported_p.
8862 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
8864 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
8865 flag_toplevel_reorder.
8867 2016-07-20 David Malcolm <dmalcolm@redhat.com>
8869 * gcc-rich-location.c
8870 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
8872 * gcc-rich-location.h
8873 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
8875 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8877 * target.def (addr_space): Add new diagnose_usage to hook vector.
8878 * targhooks.c (default_addr_space_diagnose_usage): Add default
8879 implementation and...
8880 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
8881 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
8882 is some address space, call targetm.addr_space.diagnose_usage.
8883 * doc/tm.texi.in (Named Address Spaces): Add anchor for
8884 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
8885 * doc/tm.texi: Regenerate.
8887 2016-07-20 Martin Liska <mliska@suse.cz>
8890 * graphite-isl-ast-to-gimple.c (later_of_the_two):
8891 Properly handly PHI stmts.
8893 2016-07-20 Bin Cheng <bin.cheng@arm.com>
8895 PR tree-optimization/71503
8896 PR tree-optimization/71683
8897 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
8900 2016-07-20 Martin Liska <mliska@suse.cz>
8902 * doc/invoke.texi (-fipa-ra): Document when the option is
8903 disabled. Fix a typo.
8905 2016-07-20 Martin Liska <mliska@suse.cz>
8907 * Makefile.in: Include fibonacci_heap.c
8908 * fibonacci_heap.c: New file.
8909 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
8910 (fibonacci_heap::union_with): Fix deletion of the second heap.
8911 * selftest-run-tests.c (selftest::run_tests): Incorporate
8912 fibonacci heap tests.
8913 * selftest.h: Declare fibonacci_heap_c_tests.
8915 2016-07-20 Martin Liska <mliska@suse.cz>
8917 * selftest-run-tests.c (selftest::run_tests): New function.
8918 * selftest.h (sreal_c_tests): Declare.
8919 * sreal.c (sreal_verify_basics): New function.
8920 (verify_aritmetics): Likewise.
8921 (sreal_verify_arithmetics): Likewise.
8922 (verify_shifting): Likewise.
8923 (sreal_verify_shifting): Likewise.
8924 (void sreal_c_tests): Likewise.
8926 2016-07-19 Jakub Jelinek <jakub@redhat.com>
8928 PR rtl-optimization/71916
8929 * cfgrtl.c (contains_no_active_insn_p): Return false also for
8930 bb which have a single succ fake edge.
8932 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
8935 * dwarf2out.c (gen_subprogram_die): Only call
8936 gen_unspecified_parameters_die while dumping early dwarf.
8938 2016-07-19 Jakub Jelinek <jakub@redhat.com>
8941 * gimple-fold.c (fold_builtin_memory_op): Use
8942 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
8944 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
8946 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
8947 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
8948 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
8949 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
8953 * double-int.c: Ditto.
8955 * dwarf2out.c: Ditto.
8958 * fold-const.c: Ditto.
8959 * function.c: Ditto.
8961 * genmodes.c: Ditto.
8965 * loop-doloop.c: Ditto.
8966 * loop-invariant.c: Ditto.
8973 * simplify-rtx.c: Ditto.
8974 * stor-layout.c: Ditto.
8976 * tree-ssa-loop-ivopts.c: Ditto.
8977 * tree-vect-generic.c: Ditto.
8978 * tree-vect-patterns.c: Ditto.
8983 * wide-int-print.cc: Ditto.
8984 * wide-int.cc: Ditto.
8985 * wide-int.h: Ditto.
8987 2016-07-19 David Malcolm <dmalcolm@redhat.com>
8989 * selftest.c (selftest::assert_streq): Handle NULL values of
8990 val_actual and val_expected.
8992 2016-07-19 Martin Jambor <mjambor@suse.cz>
8995 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
8996 rather than cgraph_create_node to get a call graph node.
8998 2016-07-19 Richard Biener <rguenther@suse.de>
9000 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
9001 handle all tcc_constant bases and valueize SSA names.
9002 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
9005 2016-07-19 David Malcolm <dmalcolm@redhat.com>
9007 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
9008 the flags of the exit block and bb2, not just the entry block.
9010 2016-07-19 Richard Biener <rguenther@suse.de>
9012 PR tree-optimization/71901
9013 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
9014 align member, group stuff with the bitfield.
9015 (vn_ref_op_align_unit): New inline.
9016 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
9017 record element alignment and operand 3 unchanged.
9018 (ao_ref_init_from_vn_reference): Adjust.
9019 (valueize_refs_1): Likewise.
9020 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
9022 2016-07-19 Richard Biener <rguenther@suse.de>
9024 PR tree-optimization/71908
9025 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
9026 symbolic constants in a more reliable way.
9028 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
9030 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
9032 (vect_update_inits_of_drs): Likewise.
9033 (vect_create_cond_for_alias_checks): Likewise.
9034 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
9036 2016-07-19 Richard Biener <rguenther@suse.de>
9039 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
9040 with an abstract origin that is not an inlined function outer
9041 scope add a self-reference as abstract origin.
9042 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
9044 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
9047 * config/rs6000/rs6000.c (rs6000_function_value): Fix
9048 unintentional System V.4 structure return breakage for structures
9049 with a single floating point element.
9051 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
9053 PR tree-optimization/71734
9054 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
9055 contains REF, use it to check safelen, assume that safelen value
9056 must be greater 1, fix style.
9057 (ref_indep_loop_p_2): Add REF_LOOP argument.
9058 (ref_indep_loop_p): Pass LOOP as additional argument to
9061 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
9063 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
9064 allocation in the prologue.
9065 * explow.c (get_dynamic_stack_base): New function to return an address
9066 expression for the dynamic stack base.
9067 (get_dynamic_stack_size): New function to do the required dynamic stack
9068 space size calculations.
9069 (allocate_dynamic_stack_space): Use new functions.
9070 (align_dynamic_address): Move some code from
9071 allocate_dynamic_stack_space to new function.
9072 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
9074 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9076 * config/s390/s390.c (s390_encode_section_info): Always set
9077 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
9080 2016-07-18 Richard Biener <rguenther@suse.de>
9082 PR tree-optimization/71893
9083 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
9084 for sizetype cast added by array_ref_element_size.
9085 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9087 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
9089 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
9090 register parameters. Remove code to initialize argument pointer
9091 on TARGET_64BIT. Optimize call to _mcount when it can be reached
9092 using a pc-relative branch. Cleanup conditional code.
9093 * config/pa/pa.md (call_mcount): New expander.
9094 (call_mcount_nonpic): New insn.
9095 (call_mcount_pic): New insn and split.
9096 (call_mcount_pic_post_reload): New insn.
9097 (call_mcount_64bit): New insn and split.
9098 (call_mcount_64bit_post_reload): New insn.
9100 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
9102 * config/avr/predicates.md (const_m255_to_m1_operand): New.
9103 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
9104 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
9105 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
9106 (*usum_widenqihi3, *udiff_widenqihi3)
9107 (*addhi3_zero_extend.const): New combiner insns.
9108 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
9109 just 1 bit is affected.
9110 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
9111 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
9113 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
9115 * omp-low.c (lower_omp_target): Mark data clauses with
9116 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
9117 zero-length subarrays.
9119 2016-07-15 Richard Biener <rguenther@suse.de>
9121 PR tree-optimization/71881
9122 * tree-loop-distribution.c (destroy_loop): Remove blocks in
9123 reverse DOM order to make debug temp generation happy.
9125 2016-07-15 Richard Biener <rguenther@suse.de>
9127 PR tree-optimization/71887
9128 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
9129 verify it is not zero for division / modulo handling.
9130 (value_replacement): Adjust.
9132 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
9133 Julian Brown <julian@codesourcery.com>
9135 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
9136 * config/aarch64/aarch64-cost-tables.h
9137 (vulcan_extra_costs): New variable.
9138 * config/aarch64/aarch64.c
9139 (vulcan_addrcost_table): Likewise.
9140 (vulcan_regmove_cost): Likewise.
9141 (vulcan_vector_cost): Likewise.
9142 (vulcan_branch_cost): Likewise.
9143 (vulcan_tunings): Likewise.
9145 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
9147 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
9148 (output_in_order): Loop over undefined variables too. Output them
9149 via assemble_undefined_decl. Skip variables that correspond to hard
9150 registers or have value-exprs.
9151 * varpool.c (symbol_table::output_variables): Handle undefined
9152 variables together with defined ones.
9154 2016-07-15 Richard Biener <rguenther@suse.de>
9156 * tree-ssa-pre.c (get_representative_for): Make sure to return
9157 the value number of SSA names.
9158 (phi_translate_1): get_representative_for cannot return NULL.
9159 (do_pre_regular_insertion): Remove redundant call to
9160 fully_constant_expression.
9161 (do_pre_partial_partial_insertion): Likewise.
9163 2016-07-15 Bin Cheng <bin.cheng@arm.com>
9165 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
9166 (derive_simple_iv_with_niters): New function.
9167 (simple_iv): Rewrite using simple_iv_with_niters.
9168 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
9169 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
9171 (number_of_iterations_exit): Rewrite using above function.
9172 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
9175 2016-07-15 Richard Biener <rguenther@suse.de>
9177 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
9180 2016-07-14 Jakub Jelinek <jakub@redhat.com>
9182 PR tree-optimization/71872
9183 * tree-data-ref.c (get_references_in_stmt): Ignore references
9184 with is_gimple_constant get_base_address.
9186 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
9188 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
9189 (TARGET_HAVE_LDACQD): New macro.
9190 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
9191 than TARGET_HAVE_LDACQ.
9192 (arm_load_acquire_exclusivedi): Likewise.
9193 (arm_store_release_exclusivedi): Likewise.
9195 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
9197 PR rtl-optimization/71878
9198 * lra-constraints.c (match_reload): Pass information about other
9199 output operands. Create new unique register value if matching input
9200 operand shares same register value as output operand being considered.
9201 (curr_insn_transform): Record output operands already processed.
9203 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9206 PR tree-optimization/70923
9207 * tree-vect-patterns.c: Include mult-synthesis.h.
9208 (target_supports_mult_synth_alg): New function.
9209 (synth_lshift_by_additions): Likewise.
9210 (apply_binop_and_append_stmt): Likewise.
9211 (vect_synth_mult_by_constant): Likewise.
9212 (target_has_vecop_for_code): Likewise.
9213 (vect_recog_mult_pattern): Use above functions to synthesize vector
9214 multiplication by integer constants.
9216 2016-07-14 Alan Modra <amodra@gmail.com>
9218 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
9219 gpr alternatives. Correct '*' placement on Y,r alternative.
9220 Add '*' on operand 1 of r,r alternative.
9222 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9224 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
9225 * expmed.h: ... Here.
9227 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
9229 * gimple.h (stmt_can_terminate_bb_p): New function.
9230 * tree-cfg.c (need_fake_edge_p): Rename to ...
9231 (stmt_can_terminate_bb_p): ... this; return true if stmt can
9232 throw external; handle const and pure calls.
9233 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
9235 2016-07-14 Richard Biener <rguenther@suse.de>
9237 PR tree-optimization/71866
9238 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
9239 (do_hoist_insertion): Avoid endless recursion when we
9240 didn't insert anything because we managed to simplify
9241 things down to a constant or SSA name.
9242 (fully_constant_expression): Re-write in terms of ...
9243 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
9244 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
9245 vn_nary_build_or_lookup_1.
9246 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
9247 (vn_nary_build_or_lookup): ... this which now wraps it.
9249 2016-07-14 Alan Modra <amodra@gmail.com>
9252 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
9253 with p9_vector override before power9-dform override.
9255 2016-07-13 Andi Kleen <ak@linux.intel.com>
9257 * value-prof.c (gimple_value_profile_transformations): Don't run
9258 when auto_profile is on.
9260 2016-07-13 Andi Kleen <ak@linux.intel.com>
9262 * auto-profile.c (update_inlined_ind_target,
9263 afdo_indirect_call): Print information to dump file.
9265 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
9267 * genrecog.c (special_predicate_operand_p): New function.
9268 (predicate_name): Move function.
9269 (validate_pattern): Don't warn about missing mode for all
9270 define_special_predicate predicates.
9272 2016-07-13 Bin Cheng <bin.cheng@arm.com>
9274 * tree-vect-data-refs.c (vect_no_alias_p): New function.
9275 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
9276 resolve alias checks which are known at compilation time.
9277 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
9278 alias checks are resolved. Move dump info for too many runtime
9279 alias checks to here...
9280 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
9282 2016-07-13 Richard Biener <rguenther@suse.de>
9284 PR tree-optimization/24574
9285 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
9286 position and add shift, rotate, divison and modulo support
9288 (value_replacement): Pass in argument position to absorbing_element_p.
9290 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
9293 * ipa-inline-transform.c (inline_call): Support
9294 instrumented thunks.
9296 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
9298 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
9299 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
9301 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
9302 Baseline. Make initial alternative TARGET_32BIT only.
9303 (udivsi3): Likewise.
9304 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
9305 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
9308 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
9310 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
9311 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
9312 availability with TARGET_HAVE_MOVT.
9313 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
9314 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
9315 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
9317 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
9318 extra instruction if MOVW is available. Use a cost variable
9319 incremented by COSTS_N_INSNS (1) when the condition match rather than
9320 returning an arithmetic expression based on COSTS_N_INSNS. Make
9321 constant with bottom half word zero cost 2 instruction if MOVW is
9323 * config/arm/arm.md (define_attr "arch"): Add v8mb.
9324 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
9325 target is ARMv8-M Baseline.
9326 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
9327 (arm_movtas_ze): Likewise.
9328 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
9329 alternative for constants satisfying j constraint.
9330 (thumb1_movsi_insn): Likewise.
9331 (movsi splitter for K alternative): Tighten condition to not trigger
9332 if movt is available and j constraint is satisfied.
9333 (Pe immediate splitter): Likewise.
9334 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
9335 constant fitting in an halfword to use MOVW.
9336 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
9339 2016-07-13 Richard Biener <rguenther@suse.de>
9342 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
9343 gimplifying the LHS. Make sure to gimplify a returning twice
9344 call LHS without using SSA names.
9346 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9348 * tree-data-ref.c (find_data_references_in_stmt): Remove
9349 unnecessary call to vec::release.
9350 (graphite_find_data_references_in_stmt): Likewise.
9351 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
9352 * tree-vect-stmts.c (vectorizable_condition): Likewise.
9354 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9356 * cfgexpand.c (expand_used_vars): Make the type of a local
9358 * genmatch.c (lower_for): Likewise.
9359 * haifa-sched.c (haifa_sched_init): Likewise.
9360 (add_to_speculative_block): Likewise.
9361 (create_check_block_twin): Likewise.
9362 * predict.c (handle_missing_profiles): Likewise.
9363 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
9364 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
9365 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
9367 (maybe_lower_iteration_bound): Likewise.
9368 * tree-ssa-sccvn.c (DFS): Likewise.
9369 * tree-stdarg.c (reachable_at_most_once): Likewise.
9370 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
9371 (vectorizable_store): Likewise.
9373 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9375 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
9376 (sccvn_dom_walker): make cond_stack an auto_vec.
9378 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9380 * ree.c (struct ext_state): Make type of members auto_vec.
9381 (find_and_remove_re): Adjust.
9383 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9385 * cfgexpand.c (struct stack_vars_data): Make type of fields
9387 (expand_used_vars): Adjust.
9389 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9391 * ipa.c (record_cdtor_fn): Adjust.
9392 (build_cdtor_fns): Likewise.
9393 (ipa_cdtor_merge): Make static_ctors and static_dtors local
9396 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9398 * genextract.c (struct accum_extract): Add constructor and make
9402 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9404 * tree.c (struct free_lang_data_d): Add constructor and change
9405 types of members to ones that automatically manage resources.
9406 (fld_worklist_push): Adjust.
9407 (find_decls_types): Likewise.
9408 (find_decls_types_in_eh_region): Likewise.
9409 (free_lang_data_in_cgraph): Stop manually creating and
9410 destroying members of free_lang_data_d.
9412 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
9414 PR rtl-optimization/68961
9415 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
9416 peephole variant. Use sse_reg_operand predicates.
9418 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
9420 * config/i386/predicates.md (x86_64_immediate_operand)
9421 <case CONST_INT>: Remove unneeded truncation to DImode.
9422 <case CONST>: Ditto.
9423 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
9425 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9428 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
9429 The xxperm and xxpermr instructions require that the 2nd input
9430 operand overlap with the output operand, and not the 1st.
9431 (altivec_vperm_v8hiv16qi): Likewise.
9432 (altivec_vperm_<mode>_uns_internal): Likewise.
9433 (altivec_vpermr_<mode>_internal): Likewise.
9434 (vperm_v8hiv4si): Likewise.
9435 (vperm_v16qiv8hi): Likewise.
9437 2016-07-12 Nathan Sidwell <nathan@acm.org>
9439 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
9440 when -mno-pic-data-is-text-relative is in effect, by default.
9441 * doc/invoke.texi (mpic-data-is-text-relative): Document new
9442 behavior and clarify.
9444 2016-07-12 Martin Liska <mliska@suse.cz>
9446 * params.def: Add avg-loop niter.
9447 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
9448 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
9449 * doc/invoke.texi: Document the new parameter.
9451 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9454 * expr.c (store_constructor): Mask sign-extended bits when widening
9455 sub-word constructor element at the start of a word.
9457 2016-07-12 Martin Liska <mliska@suse.cz>
9459 * Makefile.in: Append rule for params-options.h.
9460 * params-options.h: New file.
9462 2016-07-12 Martin Liska <mliska@suse.cz>
9464 * ira-build.c (mark_loops_for_removal): Properly iterate
9467 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
9468 Richard Biener <rguenther@suse.de>
9470 PR tree-optimization/23286
9471 PR tree-optimization/70159
9472 * doc/invoke.texi: Document -fcode-hoisting.
9473 * common.opt (fcode-hoisting): New flag.
9474 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
9475 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
9476 (do_regular_insertion): Rename to ...
9477 (do_pre_regular_insertion): ... this and amend general comments
9478 on insertion strathegy.
9479 (do_partial_partial_insertion): Rename to ...
9480 (do_pre_partial_partial_insertion): ... this.
9481 (do_hoist_insertion): New function.
9482 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
9483 and call do_hoist_insertion properly.
9485 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
9486 (pass_pre::execute): Register hoist_insert stats.
9488 2016-07-12 Jakub Jelinek <jakub@redhat.com>
9491 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
9492 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
9493 is different from mode's bitsize. Small cleanup.
9495 2016-07-12 Richard Biener <rguenther@suse.de>
9497 PR rtl-optimization/68961
9498 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
9499 to simplify to a non-constant.
9501 2016-07-11 Jakub Jelinek <jakub@redhat.com>
9504 * omp-low.c (expand_omp_target): Gimplify device.
9506 PR tree-optimization/71823
9507 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
9508 to get vec_oprnds2 from op2.
9510 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
9512 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
9513 Hoist common subexpressions.
9514 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
9516 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
9519 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
9520 prevent generation of 'stxsiwx' on pre Power8 hardware.
9522 2016-07-11 David Malcolm <dmalcolm@redhat.com>
9524 * input.c: Include cpplib.h.
9525 (selftest::temp_source_file): New class.
9526 (selftest::temp_source_file::temp_source_file): New ctor.
9527 (selftest::temp_source_file::~temp_source_file): New dtor.
9528 (selftest::should_have_column_data_p): New function.
9529 (selftest::test_should_have_column_data_p): New function.
9530 (selftest::temp_line_table): New class.
9531 (selftest::temp_line_table::temp_line_table): New ctor.
9532 (selftest::temp_line_table::~temp_line_table): New dtor.
9533 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
9534 it to create a temp_line_table.
9535 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
9536 locations that are known to have column data.
9537 (selftest::line_table_case): New struct.
9538 (selftest::test_reading_source_line): Move tempfile handling
9539 to class temp_source_file.
9540 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
9541 (selftest::assert_token_loc_eq): New function.
9542 (ASSERT_TOKEN_LOC_EQ): New macro.
9543 (selftest::test_lexer): New function.
9544 (selftest::boundary_locations): New array.
9545 (selftest::input_c_tests): Call test_should_have_column_data_p.
9546 Loop over a test matrix of interesting values of location and
9547 default_range_bits, calling test_lexer on each case in the matrix.
9548 Move call to test_accessing_ordinary_linemaps into the matrix.
9549 * selftest.h (ASSERT_EQ): Reimplement in terms of...
9550 (ASSERT_EQ_AT): New macro.
9552 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
9555 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
9556 Don't convert TImode in debug insn.
9558 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
9560 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
9561 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
9562 (tree_type_common::lang_flag_7): New.
9563 (tree_type_common::spare): Reduce size.
9564 * tree.h (TYPE_ALIGN_OK): Remove.
9565 (TYPE_LANG_FLAG_7): New.
9566 (get_inner_reference): Adjust header.
9567 * print-tree.c (print_node): Adjust.
9568 * expr.c (get_inner_reference): Remove parameter keep_aligning.
9569 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
9570 calls to get_inner_reference.
9571 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
9572 handling of TYPE_ALIGN_OK.
9573 * builtins.c (get_object_alignment_2): Adjust call to
9574 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
9575 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
9577 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
9578 * cfgexpand.c (expand_debug_expr): Likewise.
9579 * dbxout.c (dbxout_expand_expr): Likewise.
9580 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
9581 loc_list_from_tree, fortran_common): Likewise.
9582 * fold-const.c (optimize_bit_field_compare,
9583 decode_field_reference, fold_unary_loc, fold_comparison,
9584 split_address_to_core_and_offset): Likewise.
9585 * gimple-laddress.c (execute): Likewise.
9586 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
9587 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
9588 * hsa-gen.c (gen_hsa_addr): Likewise.
9589 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
9590 * tsan.c (instrument_expr): Likewise.
9591 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
9592 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
9593 * tree-affine.c (tree_to_aff_combination,
9594 get_inner_reference_aff): Adjust calls to get_inner_reference.
9595 * tree-data-ref.c (split_constant_offset_1,
9596 dr_analyze_innermost): Likewise.
9597 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
9598 * tree-sra.c (ipa_sra_check_caller): Likewise.
9599 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
9600 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
9601 bswap_replace): Likewise.
9602 * tree-vect-data-refs.c (vect_check_gather,
9603 vect_analyze_data_refs): Likewise.
9604 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
9605 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
9608 2016-07-11 David Malcolm <dmalcolm@redhat.com>
9610 * Makefile.in (selftest-valgrind): New phony target.
9611 * function-tests.c (selftest::build_cfg): Delete pass instances
9612 created by the test.
9613 (selftest::convert_to_ssa): Likewise.
9614 (selftest::test_expansion_to_rtl): Likewise.
9615 * tree-cfg.c (selftest::test_linear_chain): Release dominator
9617 (selftest::test_diamond): Likewise.
9619 2016-07-11 Richard Biener <rguenther@suse.de>
9621 PR tree-optimization/71816
9622 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
9623 than replacing all of its operands.
9625 2016-07-11 Alan Modra <amodra@gmail.com>
9627 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
9628 (ctr<mode>): Add unspec.
9629 (ctr<mode>_internal*): Likewise.
9631 2016-07-08 James Bowman <james.bowman@ftdichip.com>
9633 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
9634 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
9636 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
9638 PR rtl-optimization/71621
9639 * lra-constraints.c (process_alt_operands): Check combination of
9642 2016-07-08 Jason Merrill <jason@redhat.com>
9643 Richard Biener <rguenther@suse.de>
9645 P0145: Refining Expression Order for C++.
9646 * gimplify.c (initial_rhs_predicate_for): New.
9647 (gimplfy_modify_expr): Gimplify RHS before LHS.
9649 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9652 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9653 Allow standard error handling to take over when a wrong number
9654 of arguments is presented to __builtin_vec_ld () or
9655 __builtin_vec_st ().
9657 2016-07-08 Jiong Wang <jiong.wang@arm.com>
9659 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
9664 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
9665 __builtin_aarch64_fmaxv2sf.
9666 (vmaxnmq_f32): Likewise.
9667 (vmaxnmq_f64): Likewise.
9668 (vminnm_f32): Likewise.
9669 (vminnmq_f32): Likewise.
9670 (vminnmq_f64): Likewise.
9672 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
9675 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
9676 enable -mfloat128-hardware by default.
9677 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
9678 that IEEE 128-bit hardware support needs.
9679 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
9680 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
9681 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
9682 floating point requires.
9683 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
9684 -mfloat128 and -mfloat128-hardware changes.
9686 2016-07-08 Alan Hayward <alan.hayward@arm.com>
9688 PR tree-optimization/71667
9689 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
9691 2016-07-08 Martin Liska <mliska@suse.cz>
9694 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
9695 folding produces SAVE_EXPRs, thus return false for the type.
9697 2016-07-07 Martin Liska <mliska@suse.cz>
9699 * file-find.c (remove_prefix): New function.
9700 * file-find.h (remove_prefix): Declare the function.
9701 * gcc-ar.c (main): Skip a folder of the wrapper if
9702 a wrapped binary would point to the same file.
9704 2016-07-07 Jan Hubicka <jh@suse.cz>
9706 * tree-scalar-evolution.c (iv_can_overflow_p): export.
9707 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
9708 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
9710 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
9713 * ipa-inline-analysis.c (compute_inline_parameters): Set
9714 local.can_change_signature to false for intrumentation
9717 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9719 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
9720 with TARGET_HAVE_MOVT.
9721 (TARGET_HAVE_MOVT): Define.
9722 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
9723 availability with TARGET_HAVE_MOVT.
9724 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
9726 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
9728 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
9729 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
9730 * config/arm/constraints.md (define_constraint "j"): Use
9731 TARGET_HAVE_MOVT to check MOVT availability.
9733 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9735 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
9737 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9739 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
9740 (armv8-m.main): Likewise.
9741 (armv8-m.main+dsp): Likewise.
9742 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
9743 (FL_FOR_ARCH8M_MAIN): Likewise.
9744 * config/arm/arm-tables.opt: Regenerate.
9745 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
9746 armv8-m.main+dsp to BE8_LINK_SPEC.
9747 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
9748 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
9749 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
9750 Baseline and Mainline.
9751 (arm_option_override_internal): Also disable arm_restrict_it when
9752 !arm_arch_notm. Update comment for -munaligned-access to also cover
9754 (arm_file_start): Increase buffer size for printing architecture name.
9755 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
9756 and armv8-m.main+dsp.
9757 (mno-unaligned-access): Clarify that this is disabled by default for
9758 ARMv8-M Baseline architectures as well.
9760 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9762 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
9763 decide whether to prevent some libgcc routines being included for some
9764 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
9765 link between this condition and the one in
9766 libgcc/config/arm/lib1func.S.
9768 2016-07-07 Richard Biener <rguenther@suse.de>
9770 * tree-ssa-pre.c: Include alias.h.
9771 (compute_avail): If we have multiple VN_REFERENCEs with the
9772 same hashtable entry adjust that to make it a valid replacement
9773 for all of them with respect to alignment and aliasing
9774 when doing insertion.
9775 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
9776 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
9778 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
9782 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
9783 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
9786 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9788 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
9789 (adjust_mems): Adjust.
9790 (adjust_insn): Likewise.
9791 (prepare_call_arguments): Likewise.
9793 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9795 * gcse.c (struct ls_expr): Make stores field a vector.
9796 (ldst_entry): Adjust.
9797 (free_ldst_entry): Likewise.
9798 (print_ldst_list): Likewise.
9799 (compute_ld_motion_mems): Likewise.
9800 (update_ld_motion_stores): Likewise.
9802 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9804 * gcse.c (struct ls_expr): Remove loads field.
9805 (ldst_entry): Adjust.
9806 (free_ldst_entry): Likewise.
9807 (print_ldst_list): Likewise.
9808 (compute_ld_motion_mems): Likewise.
9810 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9812 * store-motion.c (struct st_expr): Make antic_stores a vector.
9813 (st_expr_entry): Adjust.
9814 (free_st_expr_entry): Likewise.
9815 (print_store_motion_mems): Likewise.
9816 (find_moveable_store): Likewise.
9817 (compute_store_table): Likewise.
9818 (remove_reachable_equiv_notes): Likewise.
9819 (replace_store_insn): Likewise.
9820 (build_store_vectors): Likewise.
9822 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9824 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
9825 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
9827 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
9829 PR tree-optimization/71518
9830 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
9831 misalign also for outer loops with negative step.
9833 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
9835 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
9836 (cortex_a53_shift): Add mov_shift.
9837 (cortex_a53_shift_reg): Add new reservation for register shifts.
9838 (cortex_a53_alu): Remove bfm.
9839 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
9840 (cortex_a53_alu_extr): Add new reservation for EXTR.
9841 (bypasses): Improve bypass modelling.
9843 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9846 * config/avr/avr.c (avr_asm_select_section): Strip off
9847 SECTION_DECLARED from flags when calling get_section.
9849 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9851 * tree-vectorizer.h (vect_memory_access_type): Add
9852 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
9853 * tree-vect-stmts.c (compare_step_with_zero): New function.
9854 (perm_mask_for_reverse): Move further up file.
9855 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
9857 (get_negative_load_store_type): New function.
9858 (get_load_store_type): Call it. Add an ncopies argument.
9859 (vectorizable_mask_load_store): Update call accordingly and
9860 remove tests for negative steps.
9861 (vectorizable_store, vectorizable_load): Likewise. Handle new
9862 memory_access_types.
9864 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9866 * tree-vectorizer.h (vect_memory_access_type): New enum.
9867 (_stmt_vec_info): Add a memory_access_type field.
9868 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
9869 (vect_model_store_cost): Take an access type instead of a boolean.
9870 (vect_model_load_cost): Likewise.
9871 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
9872 vect_model_store_cost and vect_model_load_cost.
9873 * tree-vect-stmts.c (vec_load_store_type): New enum.
9874 (vect_model_store_cost): Take an access type instead of a
9875 store_lanes_p boolean. Simplify tests.
9876 (vect_model_load_cost): Likewise, but for load_lanes_p.
9877 (get_group_load_store_type, get_load_store_type): New functions.
9878 (vectorizable_store): Use get_load_store_type. Record the access
9879 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
9880 (vectorizable_load): Likewise.
9881 (vectorizable_mask_load_store): Likewise. Replace is_store
9882 variable with vls_type.
9884 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9886 * tree-vectorizer.h (vect_grouped_load_supported): Add a
9887 single_element_p parameter.
9888 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
9889 Check the PR65518 case here rather than in vectorizable_load.
9890 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
9891 * tree-vect-stmts.c (vectorizable_load): Likewise.
9893 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9895 * tree-vectorizer.h (gather_scatter_info): New structure.
9896 (vect_check_gather_scatter): Return a bool rather than a decl.
9897 Replace return-by-pointer arguments with a single
9898 gather_scatter_info *.
9899 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
9900 (vect_analyze_data_refs): Update call accordingly.
9901 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
9902 (vectorizable_mask_load_store): Likewise. Also record the
9903 offset dt and vectype in the gather_scatter_info.
9904 (vectorizable_store): Likewise.
9905 (vectorizable_load): Likewise.
9907 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9909 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
9910 strided groups, use the cost of N scalar accesses instead
9911 of ncopies vector accesses.
9912 (vect_model_load_cost): Likewise.
9914 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9916 * tree-vect-stmts.c (vect_cost_group_size): Delete.
9917 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
9918 variable to indicate when once-per-group costs are being used.
9919 (vect_model_load_cost): Likewise. Fix comment and misindented code.
9921 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9923 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
9924 peeling-for-gaps condition.
9926 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9928 * config/s390/s390.c (s390_expand_vec_init): Force initializer
9929 element to register if it doesn't match general_operand.
9931 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
9932 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9934 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
9936 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
9937 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
9938 (SIGNBIT): New mode iterator.
9939 (Fsignbit): New mode attribute.
9940 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
9941 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
9942 when direct moves are available.
9943 (signbit<mode>2_dm): New define_insn_and_split).
9944 (signbit<mode>2_dm2): New define_insn.
9946 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9948 PR rtl-optimization/71594
9949 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
9950 into subregs of appropriate mode before trying to emit a conditional
9953 2016-07-05 Jan Hubicka <jh@suse.cz>
9955 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
9956 (simple_iv): Use it.
9958 2016-07-05 Jan Hubicka <jh@suse.cz>
9960 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
9962 2016-07-05 Jiong Wang <jiong.wang@arm.com>
9964 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
9967 2016-07-05 Jan Hubicka <jh@suse.cz>
9969 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
9972 2016-07-05 Richard Biener <rguenther@suse.de>
9974 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
9975 Handle empty else block.
9976 (is_feasible_trace): Likewise.
9977 (split_paths): Likewise.
9979 2016-07-05 Richard Biener <rguenther@suse.de>
9981 * tree-loop-distribution.c (distribute_loop): Fix issue with
9982 the cost model loop.
9984 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
9986 * config/arm/neon-testgen.ml: Delete.
9987 * config/arm/neon.ml: Delete.
9989 2016-07-04 Jakub Jelinek <jakub@redhat.com>
9992 * tree.c (attribute_value_equal): Use get_attribute_name instead of
9993 directly using TREE_PURPOSE.
9995 2016-07-04 Jiong Wang <jiong.wang@arm.com>
9997 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
9998 * config/aarch64/aarch64_neon.h: Likewise.
9999 * config/aarch64/arm_neon.h: Likewise.
10000 * config/aarch64/atomics.md: Likewise.
10001 * config/aarch64/aarch64-simd-builtins.def: Likewise.
10002 * doc/invoke.texi: Likewise.
10004 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
10006 * config/s390/s390.md: Add "z13" cpu_facility.
10007 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
10008 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
10009 condition" type instructions.
10011 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
10012 Jeff Law <law@redhat.com>
10014 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
10015 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
10017 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
10019 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
10020 permutation for TARGET_AVX512F.
10021 (ix86_expand_vec_one_operand_perm_avx512): New function.
10022 (expand_vec_perm_1): Invoke introduced function.
10023 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
10024 it may be not valid after vectorization.
10026 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10029 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
10030 typo in comment. Only force to memory if it is a weak
10031 external reference.
10033 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
10034 Jiong Wang <jiong.wang@arm.com>
10036 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
10037 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
10038 (AARCH64_FL_F16): New.
10039 (AARCH64_FL_FOR_ARCH8_2): New.
10040 (AARCH64_ISA_8_2): New.
10041 (AARCH64_ISA_F16): New.
10042 (TARGET_FP_F16INST): New.
10043 (TARGET_SIMD_F16INST): New.
10044 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
10045 ("fp"): Disabling "fp" also disables "fp16".
10046 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
10047 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
10048 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
10049 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
10051 2016-07-04 Jan Beulich <jbeulich@suse.com>
10053 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
10055 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10058 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
10059 the insns, use an insn form that does not adjust the offset on
10060 little endian systems.
10062 2016-07-01 Jan Beulich <jbeulich@suse.com>
10064 * varasm.c (get_variable_section): Validate initializer in
10065 named .bss-like sections.
10067 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
10069 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
10070 Exchange the order of the second and third operands in the vpermr
10071 instruction tmeplate.
10073 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
10076 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
10077 Disallow TDmode values.
10079 2016-07-01 Alan Modra <amodra@gmail.com>
10081 PR rtl-optimization/71709
10082 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
10083 being set, not referenced.
10085 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
10087 PR tree-optimization/70729
10088 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
10089 of loop since it can be not valid after transformation.
10091 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10093 * config/arm/arm.c (thumb_reload_in_hi): Delete.
10094 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
10096 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
10098 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
10101 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
10104 * config/rs6000/constraints.md (wY constraint): New constraint to
10105 match the requirements for the LXSD and STXSD instructions.
10106 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
10107 predicate to match the requirements for the LXSD and STXSD
10109 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
10110 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
10111 to make sure that the bottom 2 bits of offset are 0, the address
10112 form is offsettable, and no updating is done in the address mode.
10113 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
10114 (movdi_internal32): Likewise
10115 (movdi_internal64): Likewise.
10117 2016-06-30 Jakub Jelinek <jakub@redhat.com>
10119 PR tree-optimization/71707
10120 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
10121 strinfo even for ADDR_EXPR ptr.
10123 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
10125 * config/rs6000/altivec.md (darn_32): Change the condition to
10126 TARGET_P9_MISC instead of TARGET_MODULO.
10127 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
10128 condition expression.
10129 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
10130 condition expression.
10131 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
10132 (DFP_TEST): New code iterator.
10133 (dfptstsfi_<code>_mode>): New define_expand.
10134 (*dfp_sgnfcnc_<mode>): New define_insn.
10135 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
10136 definition next to BU_P9_MISC_1 definition and change the MASK
10137 value to RS6000_BTM_P9_MISC.
10138 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
10139 (BU_P9_64BIT_MISC_0): Likewise.
10140 (BU_P9_DFP_MISC_0): New macro definition.
10141 (BU_P9_DFP_MISC_1): New macro definition.
10142 (BU_P9_DFP_MISC_2): New macro definition.
10143 (BU_P9_DFP_OVERLOAD_1): New macro definition.
10144 (BU_P9_DFP_OVERLOAD_2): New macro definition.
10145 (BU_P9_DFP_OVERLOAD_3): New macro definition.
10146 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
10147 (TSTSFI_LT_TD): Likewise.
10148 (TSTSFI_EQ_DD): Likewise.
10149 (TSTSFI_EQ_TD): Likewise.
10150 (TSTSFI_GT_DD): Likewise.
10151 (TSTSFI_GT_TD): Likewise.
10152 (TSTSFI_OV_DD): Likewise.
10153 (TSTSFI_OV_TD): Likewise.
10154 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
10155 (TSTSFI_LT_DD): Likewise.
10156 (TSTSFI_LT_TD): Likewise.
10157 (TSTSFI_EQ): Likewise.
10158 (TSTSFI_EQ_DD): Likewise.
10159 (TSTSFI_EQ_TD): Likewise.
10160 (TSTSFI_GT): Likewise.
10161 (TSTSFI_GT_DD): Likewise.
10162 (TSTSFI_GT_TD): Likewise.
10163 (TSTSFI_OV): Likewise.
10164 (TSTSFI_OV_DD): Likewise.
10165 (TSTSFI_OV_TD): Likewise.
10166 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10167 overloaded test significance functions.
10168 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
10169 OPTION_MASK_P9_MISC into the representation of this mask.
10170 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
10172 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
10173 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
10175 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
10176 argument is a 6-bit unsigned literal value if the icode argument
10177 represents a DFP test significance built-in call.
10178 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
10179 flag used independently and in combination with the
10180 RS6000_BTM_64BIT flag.
10181 (rs6000_opt_masks): Add entry for power9-misc command-line option.
10182 (rs6000_builtin_mask_names): Add entry for power9-misc
10183 command-line option.
10184 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
10185 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
10186 RS6000_BTM_P9_MISC macros.
10187 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
10188 option and change the description of the -mpower9-vector option to
10189 enable only vector instructions, removing its erroneously claimed
10190 support for scalar instructions.
10191 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
10192 the ISA 3.0 digital floating point test significance built-in
10195 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
10197 * config/aarch64/aarch64.c (cortexa35_tunings):
10198 Enable AES fusion. Use cortexa57_branch_cost.
10199 (cortexa53_tunings): Use cortexa57_branch_cost.
10200 (cortexa72_tunings): Use cortexa57_branch_cost.
10201 Use AUTOPREFETCHER_WEAK.
10202 (cortexa73_tunings): Use cortexa57_branch_cost.
10204 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10205 James Greenhalgh <james.greenhalgh@arm.com>
10207 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
10208 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
10209 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
10210 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
10211 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
10212 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
10213 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
10214 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
10215 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
10216 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
10217 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
10218 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
10219 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
10222 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
10223 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10225 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
10227 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
10229 2016-06-30 David Malcolm <dmalcolm@redhat.com>
10232 * gcc.c (driver::build_option_suggestions): Pass "option" to
10233 add_misspelling_candidates.
10234 * opts-common.c (add_misspelling_candidates): Add "option" param;
10235 use it to avoid adding negated forms for options marked with
10237 * opts.h (add_misspelling_candidates): Add "option" param.
10239 2016-06-30 Jakub Jelinek <jakub@redhat.com>
10241 PR middle-end/71693
10242 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
10243 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
10244 first when permuting bitwise operation with rotate. Cast
10245 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
10247 2016-06-29 David Malcolm <dmalcolm@redhat.com>
10249 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
10250 for misspelled param names.
10251 * params.c: Include spellcheck.h.
10252 (find_param_fuzzy): New function.
10253 * params.h (find_param_fuzzy): New prototype.
10254 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
10255 * spellcheck.h (struct edit_distance_traits<const char *>):
10258 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
10260 * config/rs6000/predicates.md (const_0_to_7_operand): New
10261 predicate, recognize 0..7.
10262 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
10263 support for doing extracts from V16QImode, V8HImode, V4SImode
10265 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
10266 vector extract support.
10267 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
10268 for ISA 3.0 vector extract.
10269 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
10270 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
10271 extracts of a constant element number from small integer vectors
10272 on 64-bit ISA 3.0 systems.
10273 (vsx_extract_<mode>_di): Likewise.
10274 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
10275 say when we can do ISA 3.0 vector extracts.
10276 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
10277 registers, using the stxsiwx instruction.
10279 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
10281 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
10282 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
10283 qdf24xx_regmove_cost, qdf24xx_tunings): New.
10284 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
10285 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
10286 * config/arm/arm.c (arm_qdf24xx_tune): New.
10288 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
10290 * config/aarch64/aarch64.c (cortexa53_tunings):
10291 Increase loop alignment to 8. Set function alignment to 16.
10292 (cortexa35_tunings): Likewise.
10293 (cortexa57_tunings): Increase loop alignment to 8.
10294 (cortexa72_tunings): Likewise.
10295 (cortexa73_tunings): Likewise.
10297 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
10299 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
10300 for arm_fp16_ok and arm_fp16_hw.
10301 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
10302 arm_fp16_alternative.
10304 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
10306 PR tree-optimization/71655
10307 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
10308 types when swapping operands.
10310 2016-06-29 Martin Liska <mliska@suse.cz>
10312 PR middle-end/71585
10313 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
10314 * ipa-inline-transform.c (inline_call): Remove unnecessary call
10315 of build_optimization_node.
10317 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
10319 PR tree-optimization/70729
10320 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
10321 independent in loops having positive safelen value.
10322 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
10323 it may be not valid after vectorization.
10325 2016-06-29 Jakub Jelinek <jakub@redhat.com>
10327 PR tree-optimization/71625
10328 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
10329 is sorted by ascending list->offset. If PTR is non-NULL and there is
10330 previous strinfo, call get_stridx_plus_constant.
10331 (get_stridx): Pass exp as second argument to get_addr_stridx.
10332 (addr_stridxptr): Add missing list = list->next, so that there can be
10333 more than one entries in the list. Bump limit from 16 to 32. Ensure
10334 the list is sorted by ascending list->offset.
10335 (get_stridx_plus_constant): Adjust so that it can be also called with
10336 ADDR_EXPR instead of SSA_NAME as PTR.
10337 (handle_char_store): Pass NULL_TREE as second argument to
10340 2016-06-29 Richard Biener <rguenther@suse.de>
10342 PR rtl-optimization/68961
10343 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
10345 2016-06-29 Richard Biener <rguenther@suse.de>
10347 PR middle-end/71002
10348 * alias.c (component_uses_parent_alias_set_from): Handle
10349 type punning through union accesses by using the union alias set.
10350 * gimple.c (gimple_get_alias_set): Remove union type punning case.
10352 2016-07-29 Richard Biener <rguenther@suse.de>
10354 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
10355 precision not matching mode precision.
10357 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
10359 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
10360 pa_output_arg_descriptor.
10361 (call_val_symref_64bit_post_reload): Likewise.
10362 (call_val_powf_64bit_post_reload): Likewise.
10363 (sibcall_internal_symref_64bit): Likewise.
10364 (sibcall_value_internal_symref_64bit): Likewise.
10366 2016-06-28 Jakub Jelinek <jakub@redhat.com>
10368 PR middle-end/71626
10369 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
10370 a constant, force its SUBREG_REG into memory or register instead
10373 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
10376 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
10377 * doc/invoke.texi (AVR Options): Document it.
10379 2016-06-28 Walter Lee <walt@tilera.com>
10381 * config/tilegx/linux.h: Do not include arch/icache.h
10382 (CLEAR_INSN_CACHE): Provide inlined definition directly.
10383 * config/tilepro/linux.h: Do not include arch/icache.h
10384 (CLEAR_INSN_CACHE): Provide inlined definition directly.
10386 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
10388 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
10389 for big-endian BIT_FIELD_REF.
10391 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
10393 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
10394 ('size' attribute): Add '128'.
10396 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
10397 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
10398 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
10399 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
10400 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
10401 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
10402 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
10403 *trunc<mode>df2_odd): Set size attribute to '128'.
10404 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
10405 * config/rs6000/power6.md (power6-fp): Include dfp type.
10406 * config/rs6000/power7.md (power7-fp): Likewise.
10407 * config/rs6000/power8.md (power8-fp): Likewise.
10408 * config/rs6000/power9.md: New file.
10409 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
10410 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
10411 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
10413 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
10414 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
10415 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
10416 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
10417 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
10418 dfp_dscri_<mode>): Change type attribute to dfp.
10419 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
10420 attribute to vecsimple.
10421 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
10422 and prefetch streams.
10423 (rs6000_option_override_internal): Remove temporary code setting
10424 tuning to power8. Don't set rs6000_sched_groups for power9.
10425 (last_scheduled_insn): Change to rtx_insn *.
10426 (divide_cnt, vec_load_pendulum): New variables.
10427 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
10428 (rs6000_issue_rate): Set issue rate for Power9.
10429 (is_power9_pairable_vec_type): New.
10430 (power9_sched_reorder2): New.
10431 (rs6000_sched_reorder2): Call new function for Power9 specific
10433 (insn_must_be_first_in_group): Remove Power9.
10434 (insn_must_be_last_in_group): Likewise.
10435 (force_new_group): Likewise.
10436 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
10437 Initialize divide_cnt/vec_load_pendulum.
10438 (_rs6000_sched_context, rs6000_init_sched_context,
10439 rs6000_set_sched_context): Handle context save/restore of new
10442 2016-06-28 Richard Biener <rguenther@suse.de>
10444 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
10445 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
10446 COMPONENT_REF operand.
10447 (nonoverlapping_component_refs_p): Likewise.
10448 * stor-layout.c (start_bitfield_representative): Mark
10449 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
10451 2016-06-28 Jakub Jelinek <jakub@redhat.com>
10453 * Makefile.in: Don't cat ../stage_current if it does not exist.
10455 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
10456 last argument is a bit-field.
10458 PR rtl-optimization/71673
10459 * internal-fn.c (expand_arith_overflow_result_store): Use
10460 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
10461 expand_simple_binop.
10463 PR middle-end/66867
10464 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
10465 expand_ifn_atomic_compare_exchange): New functions.
10466 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
10467 * tree.h (build_call_expr_internal_loc): Rename to ...
10468 (build_call_expr_internal_loc_array): ... this. Fix up type of
10470 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
10471 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
10472 ATOMIC_COMPARE_EXCHANGE result.
10473 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
10474 * gimple-fold.h (optimize_atomic_compare_exchange_p,
10475 fold_builtin_atomic_compare_exchange): New prototypes.
10476 * gimple-fold.c (optimize_atomic_compare_exchange_p,
10477 fold_builtin_atomic_compare_exchange): New functions..
10478 * tree-ssa.c (execute_update_addresses_taken): If
10479 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
10480 of call when finding addressable vars, and if such var becomes
10481 non-addressable, call fold_builtin_atomic_compare_exchange.
10483 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
10486 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
10487 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
10489 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
10491 * config/rs6000/rs6000.md ('type' attribute): Add
10492 veclogical,veccmpfx,vecexts,vecmove insn types.
10493 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
10494 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
10495 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
10496 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
10497 *nabs<mode>2_hw): Change type to vecmove.
10498 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
10499 *boolcc<mode>3_internal, *eqv<mode>3_internal,
10500 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
10501 *ieee_128bit_vsx_abs<mode>2_internal,
10502 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
10503 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
10504 *ieee128_mtvsrd_32bit): Change type to veclogical.
10505 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
10506 *movdi_internal32, *movdi_internal64): Update insn types.
10507 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
10508 vsx_extract_<mode>): Change type to veclogical.
10509 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
10510 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
10511 *vsx_sign_extend_si_v2di): Change type to vecexts.
10512 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
10513 type to veclogical.
10514 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
10515 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
10516 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
10517 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
10518 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
10519 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
10520 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
10521 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
10522 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
10523 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
10524 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
10525 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
10526 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
10527 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
10528 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
10529 (ppc7450-vecsimple): Add veclogical, vecmove.
10530 (ppc7450-veccmp): Add veccmpfx.
10531 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
10533 (ppc8540_vector_compare): Add veccmpfx.
10534 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
10535 * config/rs6000/cell.md (cell-fp): Add fpsimple.
10536 (cell-vecsimple): Add veclogical, vecmove.
10537 (cell-veccmp): Add veccmpfx.
10538 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
10539 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
10541 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
10542 * config/rs6000/power4.md (power4-fp): Add fpsimple.
10543 (power4-vecsimple): Add veclogical, vecmove.
10544 (power4-veccmp): Add veccmpfx.
10545 * config/rs6000/power5.md (power5-fp): Add fpsimple.
10546 * config/rs6000/power6.md (power6-fp): Add fpsimple.
10547 (power6-vecsimple): Add veclogical, vecmove.
10548 (power6-veccmp): Add veccmpfx.
10549 * config/rs6000/power7.md (power7-fp): Add fpsimple.
10550 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
10551 * config/rs6000/power8.md (power8-fp): Add fpsimple.
10552 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
10553 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
10554 * config/rs6000/titan.md (titan_fp): Add fpsimple.
10555 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
10557 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
10559 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
10562 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
10563 OPTION_MASK_P9_DFORM_VECTOR.
10564 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
10565 disable -mpower9-dform-vector when using reload.
10566 (quad_address_p): Remove 'gpr_p' argument and all associated code.
10567 New 'strict' argument. Update all callers. Add strict addressing
10569 (rs6000_legitimate_offset_address_p): Remove call to
10570 virtual_stack_registers_memory_p.
10571 (rs6000_legitimize_reload_address): Add quad address support.
10572 (rs6000_legitimate_address_p): Move call to quad_address_p above
10573 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
10574 to account for new strict usage.
10575 (rs6000_output_move_128bit): Adjust quad_address_p args to account
10576 for new strict usage.
10577 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
10579 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
10586 * config/i386/i386.c (ix86_spill_class): Disable condition to
10587 always return NO_REGS.
10589 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
10591 * predict.c: Include gimple-pretty-print.h
10592 (predicted_by_loop_heuristics_p): Check also
10593 PRED_LOOP_EXIT_WITH_RECURSION
10594 (predict_loops): Find self recursive calls and use special purpose
10595 predictors for them; dump log about decisions.
10596 (pass_profile::execute): Dump info about #of iterations.
10597 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
10598 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
10600 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
10602 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
10603 output_asm_insn calls and shorten long lines. Output .CALL
10604 argument descriptor using pa_output_arg_descriptor. Add various
10605 inline $$dyncall and other optimizations.
10606 (pa_attr_length_indirect_call): Adjust ordering and lengths.
10608 2016-06-25 Jakub Jelinek <jakub@redhat.com>
10610 PR tree-optimization/71643
10611 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
10614 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
10615 leak a bitmap if dep_bb is NULL.
10617 PR tree-optimization/71631
10618 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
10619 to rewrite_expr_tree even if negate_result, move new_lhs var
10620 declaration and initialization earlier, for powi_result set afterwards
10621 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
10622 if new_lhs != lhs, and don't shadow gsi var.
10624 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
10626 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
10627 Add in_loop parameter.
10628 (predict_loops): Add loop guard heuristics.
10629 * predict.def (PRED_LOOP_GUARD): New heuristics.
10631 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
10633 * predict.c: Include ipa-utils.h
10634 (tree_bb_level_prediction): Predict recursive calls.
10635 (tree_estimate_probability_bb): Skip inexpensive calls for call
10637 * predict.def (PRED_RECURSIVE_CALL): New.
10639 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10641 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
10642 (BU_FLOAT128_1): Likewise.
10644 (COPYSIGNQ): Likewise.
10645 (RS6000_BUILTIN_NANQ): Likewise.
10646 (RS6000_BUILTIN_NANSQ): Likewise.
10647 (RS6000_BUILTIN_INFQ): Likewise.
10648 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
10649 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
10650 (TARGET_FOLD_BUILTIN): New #define.
10651 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
10652 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
10653 (rs6000_fold_builtin): New target hook implementation, handling
10654 folding of 128-bit NaNs and infinities.
10655 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
10656 entries are filled in to avoid problems during bootstrap
10657 self-test; define builtins for 128-bit NaNs and infinities.
10658 (rs6000_opt_mask): Add entry for float128.
10659 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
10660 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
10661 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
10662 (const_str_type_node): New #define.
10663 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
10664 to a define_expand that dispatches to either copysign<mode>3_soft
10665 or copysign<mode>3_hard.
10666 (copysign<mode>3_hard): Rename from copysign<mode>3.
10667 (copysign<mode>3_soft): New define_insn.
10668 * doc/extend.texi: Document new builtins.
10670 2016-06-24 Jakub Jelinek <jakub@redhat.com>
10672 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
10673 PRIu64 instead of lu.
10675 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
10678 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
10679 copy the type name.
10681 2016-06-24 Jakub Jelinek <jakub@redhat.com>
10683 PR tree-optimization/71647
10684 * omp-low.c (lower_rec_input_clauses): Convert
10685 omp_clause_aligned_alignment (c) to size_type_node for the
10686 last argument of __builtin_assume_aligned.
10688 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
10690 * configure.ac (calling ___tls_get_addr via GOT): New
10691 assembler/linker check.
10692 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
10693 assembler and linker supports calling ___tls_get_addr via GOT.
10694 Otherise, defined to 0.
10695 * config.in: Regenerated.
10696 * configure: Likewise.
10697 * config/i386/constraints.md (Yb): New constraint.
10698 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
10699 (REG_CLASS_NAMES): Likewise.
10700 (REG_CLASS_CONTENTS): Likewise.
10701 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
10702 the b constraint with the Yb constraint. Call ___tls_get_addr
10703 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
10705 (*tls_local_dynamic_base_32_gnu): Likewise.
10706 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
10707 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
10708 (*tls_local_dynamic_base_64_<mode>): Likewise.
10710 2016-06-24 Martin Liska <mliska@suse.cz>
10712 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
10713 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
10715 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
10716 argument to true if the expected number of iterations is
10719 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
10721 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
10722 assemble for 32bit target.
10723 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
10724 and $ld_ix86_gld_32_opt to link for 32bit target.
10725 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
10726 * configure: Regenerate.
10728 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10730 * config/arm/arm.c (int_log2): Delete definition and prototype.
10731 (shift_op): Use exact_log2 instead of int_log2.
10732 (vfp3_const_double_for_fract_bits): Likewise.
10734 2016-06-24 Jakub Jelinek <jakub@redhat.com>
10736 * internal-fn.c (expand_arith_set_overflow): New function.
10737 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
10739 (expand_arith_overflow_result_store): Likewise. Handle precision
10740 smaller than mode precision.
10741 * tree-vrp.c (extract_range_basic): For imag part, handle
10742 properly signed 1-bit precision result.
10743 * doc/extend.texi (__builtin_add_overflow): Document that last
10744 argument can't be pointer to enumerated or boolean type.
10745 (__builtin_add_overflow_p): Document that last argument can't
10746 have enumerated or boolean type.
10748 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
10749 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10751 * config/rs6000/predicates.md (splat_input_operand): Rework.
10752 Don't allow constants, since the insns that use this predicate
10753 don't support constants. Constants are handled by other insns
10754 that are created via combine. During and after register
10755 allocation, only allow indexed or indirect addresses, and not
10756 general addresses. Only allow modes supported by the hardware.
10757 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
10758 comment. Move check for using VSPLTIS<x> to a common location,
10759 instead of doing it in two different places.
10761 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
10763 * config/i386/driver-i386.c (host_detect_local_cpu): Set
10764 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
10765 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
10766 signature_CENTAUR_ebx.
10768 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
10772 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
10773 (as_ix86_gas_32_opt): This.
10774 (ld_ix86_tls_ldm_opt): Renamed to ...
10775 (ld_ix86_gld_32_opt): This.
10776 (R_386_TLS_LDM reloc): Updated.
10777 (R_386_GOT32X reloc): New assembler/linker check.
10778 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
10779 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
10781 * config.in: Regenerated.
10782 * configure: Likewise.
10783 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
10784 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
10785 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
10786 if ix86_force_load_from_GOT_p returns true.
10787 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
10788 ix86_force_load_from_GOT_p returns true.
10789 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
10790 the external function address via the GOT slot.
10791 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
10792 HAVE_AS_IX86_GOT32X before returning false.
10793 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
10794 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
10796 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
10798 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
10800 2016-06-23 Andi Kleen <ak@linux.intel.com>
10802 * Makefile.in: Regenerate.
10803 * doc/install.texi: Document autoprofiledbootstrap.
10805 2016-06-23 Andi Kleen <ak@linux.intel.com>
10807 * config/i386/gcc-auto-profile: New file.
10809 2016-06-23 Martin Liska <mliska@suse.cz>
10811 PR middle-end/71619
10812 * predict.c (predict_loops): Revert the hunk that was removed
10815 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
10817 * config.gcc: Add support for arm*-*-phoenix* targets.
10818 * config/arm/t-phoenix: New.
10819 * config/phoenix.h: New.
10821 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
10822 H.J. Lu <hongjiu.lu@intel.com>
10825 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
10826 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
10827 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
10828 ix86_force_load_from_GOT_p returns true.
10829 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
10830 ix86_force_load_from_GOT_p returns true.
10831 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
10832 ix86_force_load_from_GOT_p returns true.
10833 (ix86_expand_move): Load the external function address via the
10834 GOT slot if ix86_force_load_from_GOT_p returns true.
10835 * config/i386/predicates.md (x86_64_immediate_operand): Return
10836 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
10837 (x86_64_zext_immediate_operand): Ditto.
10839 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
10841 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
10843 2016-06-22 David Malcolm <dmalcolm@redhat.com>
10846 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
10847 * diagnostic.c (pedwarn_at_rich_loc): New function.
10848 * spellcheck.h (best_match::best_match): Add a
10849 "best_distance_so_far" optional parameter.
10850 (best_match::set_best_so_far): New method.
10851 (best_match::get_best_distance): New accessor.
10852 (best_match::get_best_candidate_length): New accessor.
10854 2016-06-22 Nick Clifton <nickc@redhat.com>
10856 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
10857 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
10858 modes are accepted as well.
10859 (ucompare_loc_descriptor): Likewise.
10860 (minmax_loc_descriptor): Likewise.
10861 (clz_loc_descriptor): Likewise.
10862 (popcount_loc_descriptor): Likewise.
10863 (bswap_loc_descriptor): Likewise.
10864 (rotate_loc_descriptor): Likewise.
10865 (mem_loc_descriptor): Likewise.
10866 (loc_descriptor): Likewise.
10868 2016-06-22 David Malcolm <dmalcolm@redhat.com>
10870 * common.opt (fdiagnostics-parseable-fixits): New option.
10871 * diagnostic.c: Include "selftest.h".
10872 (print_escaped_string): New function.
10873 (print_parseable_fixits): New function.
10874 (diagnostic_report_diagnostic): Call print_parseable_fixits.
10875 (selftest::assert_print_escaped_string): New function.
10876 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
10877 (selftest::test_print_escaped_string): New function.
10878 (selftest::test_print_parseable_fixits_none): New function.
10879 (selftest::test_print_parseable_fixits_insert): New function.
10880 (selftest::test_print_parseable_fixits_remove): New function.
10881 (selftest::test_print_parseable_fixits_replace): New function.
10882 (selftest::diagnostic_c_tests): New function.
10883 * diagnostic.h (struct diagnostic_context): Add field
10884 "parseable_fixits_p".
10885 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
10886 -fdiagnostics-parseable-fixits.
10887 (-fdiagnostics-parseable-fixits): New option.
10888 * opts.c (common_handle_option): Handle
10889 -fdiagnostics-parseable-fixits.
10890 * selftest-run-tests.c (selftest::run_tests): Call
10891 selftest::diagnostic_c_tests.
10892 * selftest.h (selftest::diagnostic_c_tests): New prototype.
10894 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
10896 PR tree-optimization/71488
10897 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
10898 comparison of boolean vectors.
10899 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
10900 of boolean vectors using bitwise operations.
10902 2016-06-22 Andreas Schwab <schwab@suse.de>
10904 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
10905 Remove declaration.
10907 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
10909 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
10911 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
10913 * config/i386/i386.c (print_reg): Emit an error message on attempt to
10916 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10918 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
10919 * config/arm/arm-cores.def (cortex-a73): New entry.
10920 (cortex-a73.cortex-a35): Likewise.
10921 (cortex-a73.cortex-a53): Likewise.
10922 * config/arm/arm-tables.opt: Regenerate.
10923 * config/arm/arm-tune.md: Likewise.
10924 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
10925 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
10926 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
10927 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
10928 * doc/invoke.texi (ARM Options): Document cortex-a73,
10929 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
10931 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10933 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
10934 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
10935 (cortex-a73.cortex-a35): Likewise.
10936 (cortex-a73.cortex-a53): Likewise.
10937 * config/aarch64/aarch64-tune.md: Regenerate.
10938 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
10939 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
10942 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10944 * configure.ac (gcc_cv_as_compress_debug): Remove
10945 --compress-debug-sections as extra as switch.
10946 Handle gas --compress-debug-sections=type.
10947 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
10948 Handle gld --compress-debug-sections=type.
10949 * configure: Regenerate.
10951 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
10953 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
10955 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
10957 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
10958 (do_rewrite): likewise.
10960 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10962 * common/config/mep/mep-common.c: Remove.
10963 * config.gcc: Remove mep-* support.
10964 * config/mep/constraints.md: Remove.
10965 * config/mep/default.h: Remove.
10966 * config/mep/intrinsics.h: Remove.
10967 * config/mep/intrinsics.md: Remove.
10968 * config/mep/ivc2-template.h: Remove.
10969 * config/mep/mep-c5.cpu: Remove.
10970 * config/mep/mep-core.cpu: Remove.
10971 * config/mep/mep-default.cpu: Remove.
10972 * config/mep/mep-ext-cop.cpu: Remove.
10973 * config/mep/mep-intrin.h: Remove.
10974 * config/mep/mep-ivc2.cpu: Remove.
10975 * config/mep/mep-pragma.c: Remove.
10976 * config/mep/mep-protos.h: Remove.
10977 * config/mep/mep.c: Remove.
10978 * config/mep/mep.cpu: Remove.
10979 * config/mep/mep.h: Remove.
10980 * config/mep/mep.md: Remove.
10981 * config/mep/mep.opt: Remove.
10982 * config/mep/predicates.md: Remove.
10983 * config/mep/t-mep: Remove.
10984 * doc/install.texi: Remove mep-* documentation.
10985 * doc/md.texi: Likewise.
10987 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10989 * config.gcc: Remove support for avr-rtems.
10990 * config/avr/gen-avr-mmcu-specs.c: Likewise.
10991 * config/avr/rtems.h: Remove.
10992 * config/avr/t-rtems: Remove.
10994 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10996 * config.gcc: Remove m32r-rtems support.
10997 * config/m32r/rtems.h: Remove.
10999 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11001 * config.gcc: Remove h8300-rtems support.
11002 * config/h8300/rtems.h: Remove.
11003 * config/h8300/t-rtems: Remove.
11005 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11007 * config.gcc: Remove support for knetbsd.
11008 * configure.ac: Likewise.
11009 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
11010 * config/knetbsd-gnu.h: Remove.
11011 * configure: Regenerate.
11013 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11015 * config.gcc: Remove support for openbsd 2 and 3.
11016 * config/openbsd-oldgas.h: Remove.
11018 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11020 * config.gcc: Remove interix support.
11021 * config/i386/i386-interix.h: Remove.
11022 * config/i386/interix.opt: Remove.
11023 * config/i386/t-interix: Remove.
11024 * configure: Regenerate.
11025 * configure.ac: Remove interix support.
11026 * doc/install.texi: Remove interix documentation.
11028 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
11030 * config/rs6000/rs6000.h: Add conditional preprocessing directives
11031 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
11034 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
11036 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
11037 they are both PLACEHOLDER_EXPRs.
11039 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
11041 * stor-layout.c (layout_type): Move setting complex MODE to
11042 layout_type, instead of setting it ahead of time by the caller.
11043 * tree.c (build_complex_type): Likewise.
11045 2016-06-21 Martin Liska <mliska@suse.cz>
11047 * predict.c (force_edge_cold): Replace imposisble with
11050 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
11052 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
11053 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
11055 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
11057 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
11059 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
11060 Ilya Enkovich <ilya.enkovich@intel.com>
11063 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
11064 New member function to convert V1TImode register to SUBREG
11065 TImode in debug insn.
11066 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
11067 after changing register mode to V1TImode.
11069 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
11071 * config/aarch64/aarch64-cores.def (vulcan): New core.
11072 * config/aarch64/aarch64-tune.md: Regenerate.
11073 * doc/invoke.texi: Document vulcan as an available option.
11075 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
11077 * cse.c (canon_asm_operands): New function extracted from...
11078 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
11079 either standalone or member of a PARALLEL.
11081 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
11084 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
11085 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
11086 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
11088 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
11091 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
11092 constant addresses if can_create_pseudo_p.
11094 2016-06-21 Jakub Jelinek <jakub@redhat.com>
11096 PR tree-optimization/71588
11097 * tree-ssa-strlen.c (valid_builtin_call): New function.
11098 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
11101 2016-06-20 Jakub Jelinek <jakub@redhat.com>
11103 PR middle-end/71581
11104 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
11105 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
11106 for conversion of scalar user var to complex type and use the
11107 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
11110 PR rtl-optimization/71591
11111 * toplev.c (toplev::run_self_tests): If no_backend, complain and
11112 don't run any tests.
11114 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
11117 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
11118 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
11119 space for PIC with non-v32 and the common non-PIC "jump".
11121 2016-06-20 Jakub Jelinek <jakub@redhat.com>
11124 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
11125 returned values and add UN*/LTGT/*ORDERED cases with values matching
11126 D operand modifier on vcmp for AVX.
11128 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
11130 * config/aarch64/aarch64.opt
11131 (mpc-relative-literal-loads): Rename internal option name.
11132 * config/aarch64/aarch64.c
11133 (aarch64_nopcrelative_literal_loads): Rename to
11134 aarch64_pcrelative_literal_loads.
11135 (aarch64_expand_mov_immediate): Likewise.
11136 (aarch64_secondary_reload): Likewise.
11137 (aarch64_can_use_per_function_literal_pools_p): Likewise.
11138 (aarch64_override_options_after_change_1): Rename and simplify logic.
11139 (aarch64_classify_symbol): Merge large model checks into switch,
11140 remove pc-relative load check.
11142 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
11144 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
11145 costs relative to the cost of a register move.
11147 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
11149 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
11150 (vcvt_n_f64_u64): Likewise.
11151 (vcvt_n_s64_f64): Likewise.
11152 (vcvt_n_u64_f64): Likewise.
11153 (vcvt_f64_s64): Likewise.
11154 (vrecpe_f64): Likewise.
11155 (vcvt_f64_u64): Likewise.
11156 (vrecps_f64): Likewise.
11158 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
11160 * config/aarch64/aarch64.md
11161 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
11163 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
11165 * config/aarch64/aarch64-builtins.c
11166 (aarch64_types_binop_uss_qualifiers): Delete.
11167 (TYPES_BINOP_USS): Likewise.
11168 (aarch64_types_binop_sus_qualifiers): Likewise.
11169 (TYPES_BINOP_SUS): Likewise.
11170 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
11171 (TYPES_FCVTIMM_SUS): Likewise.
11172 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
11174 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
11175 (fcvtzs): Use SHIFTIMM rather than BINOP.
11176 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
11178 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
11180 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
11181 costs relative to the cost of a register move.
11183 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
11185 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
11186 Allow scalar/single vector modes to be tieable.
11188 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
11190 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
11192 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11194 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
11196 * tree.h (TYPE_ALIGN): Likewise.
11198 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
11201 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
11203 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
11205 * config/avr/avr.c (avr_print_operand): Fix "format not a string
11206 literal" build warnings.
11207 (avr_print_operand_address): Dito.
11209 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
11212 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
11213 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
11215 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
11217 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
11219 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
11222 * reload1.c (reload): Pass 0 to finish_spills when called because
11223 update_eliminables_and_spill returns true and remove did_spill.
11224 (finish_spills): Adjust comment and document GLOBAL parameter.
11226 2016-06-17 DJ Delorie <dj@redhat.com>
11229 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
11230 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
11231 (umulqihi3_virt): Likewise.
11232 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
11233 (umulqihi3_real): Likewise.
11235 2016-06-17 Martin Liska <mliska@suse.cz>
11237 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
11239 2016-06-17 Martin Liska <mliska@suse.cz>
11241 * predict.def: PRED_LOOP_EXIT from 92 to 85.
11243 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
11245 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
11247 (vaddq_f32): Likewise.
11248 (vmul_f32): Likewise.
11249 (vmulq_f32): Likewise.
11250 (vsub_f32): Likewise.
11251 (vsubq_f32): Likewise.
11253 2016-06-17 Bin Cheng <bin.cheng@arm.com>
11255 PR tree-optimization/71347
11256 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
11257 cost for all uses in group.
11259 2016-06-17 Bin Cheng <bin.cheng@arm.com>
11261 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
11262 insert gimple seq if it's not empty.
11264 2016-06-17 Bin Cheng <bin.cheng@arm.com>
11266 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
11268 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
11269 rather than OFFSET.
11270 (comp_dr_with_seg_len_pair): Ditto.
11271 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
11272 struct dr_with_seg_len_pair against DR_OFFSET.
11273 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
11274 DR_OFFSET directly.
11276 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
11278 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
11280 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
11282 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
11283 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
11284 (pa_output_millicode_call): Likewise.
11285 (pa_output_call): Likewise.
11286 (pa_output_indirect_call): Likewise.
11287 (pa_asm_output_mi_thunk): Likewise.
11289 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11291 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
11293 2016-06-16 Martin Liska <mliska@suse.cz>
11295 * predict.c (combine_predictions_for_insn): When we find a first
11296 match predictor, we should consider just predictors with
11297 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
11298 DS theory predictor.
11299 (combine_predictions_for_bb): Likewise.
11301 2016-06-16 Jakub Jelinek <jakub@redhat.com>
11303 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
11304 with base of reference to struct.
11306 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
11308 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
11310 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11313 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
11314 progmem_swtable_section.
11315 (progmem_swtable_section): Remove.
11316 (avr_asm_function_rodata_section): Remove.
11317 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
11318 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
11320 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
11322 * config/i386/driver-i386.c (host_detect_local_cpu): Set
11323 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
11324 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
11325 signature_CENTAUR_ebx.
11326 * config/i386/i386.c (ix86_option_override_internal): Add
11327 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
11328 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
11329 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
11331 2016-06-16 Martin Liska <mliska@suse.cz>
11333 * predict.def: Add fortran loop preheader predictor.
11334 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
11335 fold IFN_BUILTIN_EXPECT with a known constant argument.
11337 2016-06-16 Martin Liska <mliska@suse.cz>
11339 * predict.def: Add 'Fortran' to display text of all
11340 PRED_FORTRAN_* predictors.
11342 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
11345 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
11346 [IA64_BUILTIN_NANSQ]: Ditto.
11347 (ia64_fold_builtin): New function.
11348 (TARGET_FOLD_BUILTIN): New define.
11349 (ia64_init_builtins) Declare const_string_type node.
11350 Add __builtin_nanq and __builtin_nansq builtin functions.
11351 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
11353 2016-06-16 Nick Clifton <nickc@redhat.com>
11355 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
11356 MSP430_HWMULT_ prefix to enum values.
11357 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
11358 * config/msp430/msp430.c: Update use of enum values.
11359 * config/msp430/msp430.md: Likewise.
11360 * config/msp430/msp430.opt: Likewise.
11362 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
11364 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
11365 of comparsions in the last iteration.
11367 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
11368 Joern Rennecke <joern.rennecke@embecosm.com>
11370 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
11372 (arc_needs_pcl_p): Add GOTOFFPC.
11373 (arc_legitimate_pic_addr_p): Likewise.
11374 (arc_output_pic_addr_const): Likewise.
11375 (arc_legitimize_pic_address): Generate a pc-relative address using
11377 (arc_output_libcall): Use @pcl syntax.
11378 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
11379 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
11380 (*movsi_insn): Use @pcl syntax.
11381 (doloop_begin_i): Likewise.
11383 2016-06-16 Martin Liska <mliska@suse.cz>
11385 * predict.def: Define a new predictor.
11387 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
11389 * config/arc/arc.opt (mtp-regno): Update text.
11391 2016-06-16 Renlin Li <renlin.li@arm.com>
11393 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
11395 2016-06-16 Jakub Jelinek <jakub@redhat.com>
11398 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
11399 (setcc + and peephole2): Likewise.
11401 PR rtl-optimization/71532
11402 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
11405 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
11407 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
11408 DImode constants with XXSPLTIB in vector registers.
11409 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
11410 vsx_extract_<mode>_internal{1,2} into a single insn that handles
11411 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
11412 extraction of the element at the top of the register as a scalar
11414 (vsx_extract_<mode>_internal1): Likewise.
11415 (vsx_extract_<mode>_internal2): Likewise.
11416 * config/rs6000/constraints.md (wi constraint): Remove a comment
11417 about DImode not being allowed in Altivec registers.
11418 (wB constraint): New constraint for constants that can be
11419 generated in Altivec registers with VSPLTISW/VUPKHSW.
11420 * config/rs6000/predicates.md (xxspltib_constant_split): Update
11422 (xxspltib_constant_nosplit): Likewise.
11423 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
11424 support for -mupper-regs-di to enable DImode to go into Altivec
11426 (POWERPC_MASKS): Likewise.
11427 (power7 cpu): Likewise.
11428 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
11429 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
11430 for DImode being allowed in Altivec registers. Update wi/wj
11431 constraints. Set scalar_in_vmx_p flag.
11432 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
11433 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
11434 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
11435 (rs6000_opt_masks): Add -mupper-regs-di.
11436 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
11437 direct move to use wi and not wj.
11438 (lfiwzx): Likewise.
11439 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
11441 (floatunssi<mode>2_lfiwzx_mem): Likewise.
11442 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
11443 any VSX register, instead of just Altivec registers, to allow
11444 either operand to be an Altivec register or both.
11445 (fixuns_trunc<mode>di2_fctiduz): Likewise.
11446 (movdi_internal32): Add support for -mupper-regs-di. Add support
11447 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
11448 the alternatives and attributes to be lined up to be easier to
11450 (movdi_internal64): Likewise.
11451 (64-bit DImode splitters): Change predicates to only split loading
11452 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
11453 load constants in ISA 3.0 or ISA 2.07 respectively.
11454 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
11455 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
11456 mention -mcpu=power9 sets these options.
11457 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
11460 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
11463 * config/avr/avr.c (avr_set_current_function): Warn misspelled
11464 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
11465 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
11466 by default to warn misspelled interrupt/ signal handler.
11467 * doc/invoke.texi (AVR Options): Document it. Update description
11468 for -nodevicelib option.
11470 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11472 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
11473 up parentheses. Use GET_MODE_UNIT_BITSIZE.
11474 (aarch64_<sur>shll2_n<mode>): Likewise.
11476 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
11478 PR middle-end/71529
11479 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
11480 DECL_CONTEXT for copied arguments.
11482 2016-06-15 Alan Hayward <alan.hayward@arm.com>
11484 PR tree-optimization/71483
11485 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
11488 2016-06-15 Martin Liska <mliska@suse.cz>
11490 * predict.c (tree_predict_by_opcode): Call predict_edge_def
11491 instead of predict_edge w/o a probability.
11493 2016-06-15 Alan Hayward <alan.hayward@arm.com>
11495 PR tree-optimization/71439
11496 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
11499 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11501 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
11502 register subregs in SET_SRC.
11504 2016-06-15 Richard Biener <rguenther@suse.de>
11506 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
11507 store restrictions.
11509 2016-06-15 Richard Biener <rguenther@suse.de>
11511 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
11512 not consider dependences between accesses that belong to the
11514 (vect_analyze_data_ref_dependences): Do not analyze read-read
11515 or self-dependences.
11517 2016-06-14 David Malcolm <dmalcolm@redhat.com>
11519 * spellcheck-tree.c: Include spellcheck-tree.h rather than
11521 (find_closest_identifier): Reimplement in terms of
11522 best_match<tree,tree>.
11523 * spellcheck-tree.h: New file.
11524 * spellcheck.c (struct edit_distance_traits<const char *>): New
11526 (find_closest_string): Reimplement in terms of
11527 best_match<const char *, const char *>.
11528 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
11529 overload to spellcheck-tree.h.
11530 (find_closest_identifier): Likewise.
11531 (struct edit_distance_traits<T>): New template.
11532 (class best_match): New class.
11534 2016-06-14 David Malcolm <dmalcolm@redhat.com>
11536 * selftest-run-tests.c (selftest::run_tests): Call
11537 selftest::spellcheck_tree_c_tests.
11538 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
11539 * spellcheck-tree.c: Include selftest.h and stringpool.h.
11540 (selftest::test_find_closest_identifier): New function.
11541 (selftest::spellcheck_tree_c_tests): New function.
11542 * spellcheck.c (selftest::test_find_closest_string): Verify that
11543 the order of the vec does not affect the results for this case.
11544 (selftest::test_data): New array.
11545 (selftest::test_metric_conditions): New function.
11546 (selftest::spellcheck_c_tests): Add a test of case-comparison.
11547 Call selftest::test_metric_conditions.
11549 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11551 * config/rs6000/rs6000-builtin.def (commentary): Typo.
11552 (BU_P9_MISC_1): Likewise.
11553 (BU_P9_64BIT_MISC_0): Likewise.
11554 (BU_P9_MISC_0): Likewise.
11556 2016-06-14 David Malcolm <dmalcolm@redhat.com>
11558 * gcc-rich-location.c
11559 (gcc_rich_location::add_fixit_misspelled_id): New method.
11560 * gcc-rich-location.h
11561 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
11563 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
11565 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
11566 FreeBSD 11 and above.
11568 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
11570 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
11572 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11574 * expmed.h: Close parenthesis in "at your option" in copyright
11576 * lower-subreg.h: Likewise.
11578 2016-06-14 Richard Biener <rguenther@suse.de>
11580 PR middle-end/71526
11581 * genmatch.c (expr::gen_transform): Use in_type for comparisons
11584 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11586 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
11588 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
11589 mask+shift version.
11590 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
11592 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
11593 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
11595 2016-06-14 Richard Biener <rguenther@suse.de>
11597 PR tree-optimization/71522
11598 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
11599 copying into float copying.
11601 2016-06-14 Jakub Jelinek <jakub@redhat.com>
11603 PR tree-optimization/71520
11604 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
11605 (replace_block_by): Move user labels from bb1 to bb2.
11607 2016-06-14 Richard Biener <rguenther@suse.de>
11609 PR middle-end/71310
11611 * expr.h (get_bit_range): Declare.
11612 * expr.c (get_bit_range): Export.
11613 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
11614 word_mode again to constrain the bitfield access.
11616 2016-06-14 Richard Biener <rguenther@suse.de>
11618 PR tree-optimization/71521
11619 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
11620 division int_const_binop against zero divisor.
11622 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
11624 * config/i386/i386.md (signbittf2): New expander.
11625 * config/i386/sse.md (ptesttf2): New insn pattern.
11627 2016-06-13 David Malcolm <dmalcolm@redhat.com>
11630 * input.c (selftest::test_reading_source_line): Avoid reading from
11631 __FILE__ by creating a tempfile with known content and reading
11634 2016-06-13 David Malcolm <dmalcolm@redhat.com>
11636 * pretty-print.c (assert_pp_format_colored): Skip the test if
11638 (test_pp_format): Remove comment about GCC_COLORS.
11640 2016-06-13 David Malcolm <dmalcolm@redhat.com>
11642 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
11643 * pretty-print.c (assert_pp_format_va): Add location param and use
11644 it with ASSERT_STREQ_AT.
11645 (assert_pp_format): Add location param and pass it to
11646 assert_pp_format_va.
11647 (assert_pp_format_colored): Likewise.
11648 (ASSERT_PP_FORMAT_1): New.
11649 (ASSERT_PP_FORMAT_2): New.
11650 (ASSERT_PP_FORMAT_3): New.
11651 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
11652 explicitly, or implicitly via the above macros.
11653 * selftest.c (selftest::pass): Use a selftest::location rather
11654 than file and line.
11655 (selftest::fail): Likewise. Print the function name.
11656 (selftest::fail_formatted): Likewise.
11657 (selftest::assert_streq): Use a selftest::location rather than
11659 * selftest.h (selftest::location): New struct.
11660 (SELFTEST_LOCATION): New macro.
11661 (selftest::pass): Accept a const location & rather than file
11663 (selftest::fail): Likewise.
11664 (selftest::fail_formatted): Likewise.
11665 (selftest::assert_streq): Likewise.
11666 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
11667 (ASSERT_FALSE): Likewise.
11668 (ASSERT_EQ): Likewise.
11669 (ASSERT_NE): Likewise.
11670 (ASSERT_STREQ): Likewise.
11671 (ASSERT_PRED1): Likewise.
11672 (ASSERT_STREQ_AT): New macro.
11674 2016-06-13 David Malcolm <dmalcolm@redhat.com>
11676 * selftest.c (selftest::fail_formatted): New function.
11677 (selftest::assert_streq): New function.
11678 * selftest.h (selftests::fail_formatted): New decl.
11679 (selftest::assert_streq): New decl.
11680 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
11682 2016-06-13 Jeff Law <law@redhat.com>
11684 PR tree-optimization/71403
11685 * tree-ssa-threadbackward.c
11686 (convert_and_register_jump_thread_path): No longer accept reference
11687 to path. Do not pop items off the path anymore.
11688 (fsm_find_control_statement_thread_paths): Do not allow threading
11689 to a deeper loop nest. Pop the last item off the path here rather
11690 than in convert_and_register_jump_thread_path.
11692 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
11693 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
11695 [AArch64] Emit division using the Newton series
11697 * config/aarch64/aarch64-protos.h
11698 (cpu_approx_modes): Add new member "division".
11699 (aarch64_emit_approx_div): Declare new function.
11700 * config/aarch64/aarch64.c
11701 (generic_approx_modes): New member "division".
11702 (exynosm1_approx_modes): Likewise.
11703 (xgene1_approx_modes): Likewise.
11704 (aarch64_emit_approx_div): Define new function.
11705 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
11706 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
11707 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
11708 * doc/invoke.texi (-mlow-precision-div): Describe new option.
11710 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
11711 Wilco Dijkstra <wilco.dijkstra@arm.com>
11713 [AArch64] Emit square root using the Newton series
11715 * config/aarch64/aarch64-protos.h
11716 (aarch64_emit_approx_rsqrt): Replace with new function
11717 "aarch64_emit_approx_sqrt".
11718 (cpu_approx_modes): New member "sqrt".
11719 * config/aarch64/aarch64.c
11720 (generic_approx_modes): New member "sqrt".
11721 (exynosm1_approx_modes): Likewise.
11722 (xgene1_approx_modes): Likewise.
11723 (aarch64_emit_approx_rsqrt): Replace with new function
11724 "aarch64_emit_approx_sqrt".
11725 (aarch64_override_options_after_change_1): Handle new option.
11726 * config/aarch64/aarch64-simd.md
11727 (rsqrt<mode>2): Use new function instead.
11728 (sqrt<mode>2): New expansion and insn definitions.
11729 * config/aarch64/aarch64.md: Likewise.
11730 * config/aarch64/aarch64.opt
11731 (mlow-precision-sqrt): Add new option description.
11732 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
11734 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
11736 [AArch64] Add more choices for the reciprocal square root approximation
11738 Allow a target to prefer such operation depending on the operation mode.
11740 * config/aarch64/aarch64-protos.h
11741 (AARCH64_APPROX_MODE): New macro.
11742 (AARCH64_APPROX_{NONE,ALL}): Likewise.
11743 (cpu_approx_modes): New structure.
11744 (tune_params): New member "approx_modes".
11745 * config/aarch64/aarch64-tuning-flags.def
11746 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
11747 * config/aarch64/aarch64.c
11748 (generic_approx_modes): New core "cpu_approx_modes" structure.
11749 (exynosm1_approx_modes): Likewise.
11750 (xgene1_approx_modes): Likewise.
11751 (generic_tunings): New member "approx_modes".
11752 (cortexa35_tunings): Likewise.
11753 (cortexa53_tunings): Likewise.
11754 (cortexa57_tunings): Likewise.
11755 (cortexa72_tunings): Likewise.
11756 (exynosm1_tunings): Likewise.
11757 (thunderx_tunings): Likewise.
11758 (xgene1_tunings): Likewise.
11759 (use_rsqrt_p): New argument for the mode and use new member from
11761 (aarch64_builtin_reciprocal): Devise mode from builtin.
11762 (aarch64_optab_supported_p): New argument for the mode.
11763 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
11765 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
11767 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
11768 RS6000_BTM_MODULO flag into the set of flags that are considered
11769 to be part of the common configuration.
11771 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
11773 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
11774 difference unsigned.
11775 (vec_absdb): New macro for vector absolute difference unsigned
11777 (vec_absdh): New macro for vector absolute difference unsigned
11779 (vec_absdw): New macro for vector absolute difference unsigned word.
11780 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
11781 (vadu<mode>3): New insn.
11782 (*p9_vadu<mode>3): New insn.
11783 * config/rs6000/rs6000-builtin.def (vadub): New built-in
11785 (vaduh): New built-in definition.
11786 (vaduw): New built-in definition.
11787 (vadu): New overloaded built-in definition.
11788 (vadub): New overloaded built-in definition.
11789 (vaduh): New overloaded built-in definition.
11790 (vaduw): New overloaded built-in definition.
11791 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11792 overloaded vector absolute difference unsigned functions.
11793 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
11794 the ISA 3.0 vector absolute difference unsigned built-in functions.
11796 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
11798 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
11799 update shared_lookup_references only once after changing operands.
11801 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
11803 PR middle-end/71373
11804 * tree-nested.c (convert_nonlocal_omp_clauses)
11805 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
11807 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
11808 * tree.def (CASE_LABEL_EXPR): Likewise.
11810 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
11813 * input.c (test_builtins): Fix an assertion.
11815 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
11817 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
11818 (paritysi2): Ditto.
11820 (isinf<mode>2): Ditto.
11822 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
11824 * ggc-tests.c (test_finalization): Only test need_finalization_p
11825 for GCC_VERSION >= 4003.
11827 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11829 * config/s390/vecintrin.h: Fix file description in comment.
11831 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11833 * config/s390/s390-builtin-types.def: Change builtin type naming
11834 scheme to match builtin-types.def.
11836 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
11838 * fold-const.c (optimize_minmax_comparison): Remove.
11839 (fold_comparison): Remove call to the above.
11840 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
11841 New transformations.
11843 2016-06-13 Alan Hayward <alan.hayward@arm.com>
11845 PR tree-optimization/71416
11846 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
11849 2016-06-13 Martin Liska <mliska@suse.cz>
11851 * predict.c (enum predictor_reason): Prefix enum with REASON_.
11852 (combine_predictions_for_insn): Likewise.
11853 (prune_predictions_for_bb): Likewise.
11854 (combine_predictions_for_bb): Likewise.
11856 2016-06-13 Richard Biener <rguenther@suse.de>
11858 PR tree-optimization/71505
11859 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
11860 assert match comment.
11862 2016-06-13 Marek Polacek <polacek@redhat.com>
11864 PR middle-end/71476
11865 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
11866 gimplify_switch_expr.
11867 (warn_switch_unreachable_r): New function.
11869 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11872 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
11875 2016-06-13 Richard Biener <rguenther@suse.de>
11877 PR middle-end/64516
11878 * fold-const.c (fold_unary_loc): Preserve alignment when
11879 folding a VIEW_CONVERT_EXPR into a MEM_REF.
11881 2016-06-13 Martin Liska <mliska@suse.cz>
11884 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
11885 w/ -fsanitize=bounds.
11887 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
11889 * config/i386/i386.c (ix86_init_builtins): Calculate
11890 FLOAT128_FTYPE_CONST_STRING function type only once.
11891 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
11892 built-in functions are available for x86-32 and x86-64 targets.
11894 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
11897 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
11898 New primitive type.
11899 (FLOAT128_FTYPE_CONST_STRING): New function type.
11900 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
11901 [IX86_BUILTIN_NANSQ]: Ditto.
11902 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
11903 (ix86_init_builtin_types): Declare const_string_type_node.
11904 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
11906 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
11907 * doc/extend.texi (x86 Built-in Functions): Document
11908 __builtin_nanq and __builtin_nansq.
11910 2016-06-11 Jiong Wang <jiong.wang@arm.com>
11913 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
11914 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
11915 length for pop patterns.
11916 (arm_attr_length_push_multi): Update comments.
11917 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
11919 (*pop_multiple_with_writeback_and_return): Likewise.
11920 (*pop_multiple_with_return): Likewise.
11922 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
11924 PR middle-end/71310
11925 * fold-const.c (optimize_bit_field_compare): Don't try to use
11926 word_mode unconditionally for reading the bit field, look at
11927 DECL_BIT_FIELD_REPRESENTATIVE instead.
11929 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
11931 PR middle-end/71478
11932 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
11933 vector integer type.
11935 2016-06-10 Jakub Jelinek <jakub@redhat.com>
11937 PR middle-end/71494
11938 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
11939 without LABEL_DECL, set *handled_ops_p to false instead of true.
11941 2016-06-10 Martin Sebor <msebor@redhat.com>
11944 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
11945 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
11946 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
11948 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
11949 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
11950 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
11951 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
11952 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
11953 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
11954 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
11955 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
11957 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
11959 * config/arm/arm.h (pool_vector_label,
11960 return_used_this_function): Remove.
11962 2016-06-10 Jeff Law <law@redhat.com>
11964 PR tree-optimization/71335
11965 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
11966 zero length paths here.
11967 (convert_and_register_jump_thread_path): Remove hacks related to
11968 duplicated blocks in the jump thread path.
11969 (fsm_find_control_statement_thread_paths): Avoid putting the same
11970 block on the thread path twice, but ensure the thread path is
11971 unchanged from the caller's point of view.
11973 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
11975 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
11976 * predict.def (PRED_LOOP_BRANCH): Remove.
11978 2016-06-10 David Malcolm <dmalcolm@redhat.com>
11980 * Makefile.in (OBJS): Add ggc-tests.o.
11981 (GTFILES): Add ggc-tests.c.
11982 * ggc-tests.c: New file.
11983 * selftest-run-tests.c (selftest::run_tests): Call
11984 selftest::ggc_tests_c_tests.
11985 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
11987 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
11989 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
11991 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
11994 * varasm.c (place_block_symbol): Adjust alignment for asan protected
11995 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
11997 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
11999 * profile.c: Include cfgloop.h.
12000 (branch_prob): Compute estimated number of iterations.
12001 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
12002 recompute estimate number of iterations from profile.
12004 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
12006 PR inline-asm/68843
12007 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
12008 must be grouped on top of stack. Don't force early clobber
12009 on ordinary reg outputs.
12011 2016-06-10 Richard Biener <rguenther@suse.de>
12013 * targhooks.c (default_builtin_vectorization_cost): Adjust
12014 vec_construct cost.
12016 2016-06-10 Richard Biener <rguenther@suse.de>
12018 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
12019 to fold the RHS to a constant if possible.
12021 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
12023 PR middle-end/71373
12024 * tree-nested.c (convert_nonlocal_omp_clauses)
12025 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
12026 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
12027 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
12029 * gimplify.c (gimplify_adjust_omp_clauses): Discard
12031 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
12033 * omp-low.c (scan_sharing_clauses): Don't expect
12034 OMP_CLAUSE__CACHE_.
12036 2016-06-10 Alan Hayward <alan.hayward@arm.com>
12038 PR tree-optimization/71407
12039 PR tree-optimization/71416
12040 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
12041 BIT_FIELD_REF type.
12043 2016-06-10 Richard Biener <rguenther@suse.de>
12045 PR middle-end/71477
12046 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
12048 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
12050 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
12052 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
12053 Jiong Wang <jiong.wang@arm.com>
12055 PR rtl-optimization/70751
12056 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
12057 spilled into memory.
12059 2016-06-09 Jonathan Yong <10walls@gmail.com>
12062 2015-09-21 Jonathan Yong <10walls@gmail.com>
12064 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
12065 sysroot/usr/lib/32api for additional win32 libraries,
12066 fixes failing Cygwin bootstrapping.
12068 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
12070 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
12073 2016-06-09 David Malcolm <dmalcolm@redhat.com>
12076 * pretty-print.c (pp_indent): Specify that %p is printed in a
12077 host-dependent manner.
12078 (test_pp_format): Remove the test for %p.
12080 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
12082 * config/mips/mips.c (mips_output_jump): Fix formatting.
12084 2016-06-09 Richard Biener <rguenther@suse.de>
12086 PR tree-optimization/71462
12087 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
12090 2016-06-09 Martin Liska <mliska@suse.cz>
12092 * predict.c (dump_prediction): Add new argument.
12093 (enum predictor_reason): New enum.
12094 (struct predictor_hash): New struct.
12095 (predictor_hash::hash): New function.
12096 (predictor_hash::equal): Likewise.
12097 (not_removed_prediction_p): New function.
12098 (prune_predictions_for_bb): Likewise.
12099 (combine_predictions_for_bb): Prune predictions.
12101 2016-06-09 Martin Liska <mliska@suse.cz>
12103 * predict.c (filter_predictions): New function.
12104 (remove_predictions_associated_with_edge): Use the filter
12106 (equal_edge_p): New function.
12108 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
12110 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
12111 Correct usage of @samp vs @option, add @samp where appropriate.
12112 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
12113 Add armv6s-m and document it, as it is no official ARM name.
12115 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12117 * ifcvt.c (struct noce_if_info): Add transform_name field.
12118 (noce_try_move): Set if_info->transform_name to the function name.
12119 (noce_try_ifelse_collapse): Likewise.
12120 (noce_try_store_flag): Likewise.
12121 (noce_try_inverse_constants): Likewise.
12122 (noce_try_store_flag_constants): Likewise.
12123 (noce_try_addcc): Likewise.
12124 (noce_try_store_flag_mask): Likewise.
12125 (noce_try_cmove): Likewise.
12126 (noce_try_cmove_arith): Likewise.
12127 (noce_try_minmax): Likewise.
12128 (noce_try_abs): Likewise.
12129 (noce_try_sign_mask): Likewise.
12130 (noce_try_bitop): Likewise.
12131 (noce_convert_multiple_sets): Likewise.
12132 (noce_process_if_block): Print if_info->transform_name to
12133 dump_file if transformation succeeded.
12135 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12137 * config/arm/cortex-a57.md (cortex_a57_alu):
12140 2016-06-08 Martin Sebor <msebor@redhat.com>
12141 Jakub Jelinek <jakub@redhat.com>
12145 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
12146 BUILT_IN_MUL_OVERFLOW_P): New builtins.
12147 * builtins.c: Include gimple-fold.h.
12148 (fold_builtin_arith_overflow): Handle
12149 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
12150 (fold_builtin_3): Likewise.
12151 * doc/extend.texi (Integer Overflow Builtins): Document
12152 __builtin_{add,sub,mul}_overflow_p.
12154 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
12156 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
12157 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
12159 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
12161 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
12162 Rewrite, looking one level down for records and arrays.
12164 2016-06-08 David Malcolm <dmalcolm@redhat.com>
12166 * pretty-print.c: Include "selftest.h".
12167 (pp_format): Fix comment.
12168 (identifier_to_locale): Likewise.
12169 (selftest::test_basic_printing): New function.
12170 (selftest::assert_pp_format): New function.
12171 (selftest::test_pp_format): New function.
12172 (selftest::pretty_print_c_tests): New function.
12173 * selftest-run-tests.c (selftest::run_tests): Call
12174 selftest::pretty_print_c_tests.
12175 * selftest.h (pretty_print_c_tests): New declaration.
12177 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
12179 * invoke.texi (max-loop-headers-insns): Document.
12180 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
12181 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
12182 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
12184 2016-06-08 Richard Biener <rguenther@suse.de>
12186 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
12187 on strided SLP loads and fall back to scalar loads in case
12188 we can't chunk them.
12190 2016-06-08 Richard Biener <rguenther@suse.de>
12192 PR tree-optimization/71452
12193 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
12194 type used for the SSA rewrite has enough precision to cover
12195 the dynamic type of the location.
12197 2016-06-08 Jakub Jelinek <jakub@redhat.com>
12198 Richard Biener <rguenther@suse.de>
12201 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
12202 the same as DECL_P (base0) for indirect_base0. Use equality_code
12203 in one further place.
12205 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
12207 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
12208 to one word if the field is known to overlap other words.
12209 (extract_bit_field_1): Likewise.
12210 (store_split_bit_field): Remove compensating code.
12211 (extract_split_bit_field): Likewise.
12213 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
12217 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
12219 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12221 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
12223 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
12224 (arch64_addpv4sf): Delete.
12225 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
12226 "gen_aarch64_addpv4sf".
12227 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
12229 (vpadds_f32): Likewise.
12230 (vpaddq_f32): Likewise.
12231 (vpaddq_f64): Likewise.
12233 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12235 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
12237 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
12238 to VALLF. Rename to "fabd<mode>3".
12239 "*fabd_scalar<mode>3): Delete.
12240 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
12242 (vabdd_f64): Likewise.
12243 (vabd_f32): Likewise.
12244 (vabd_f64): Likewise.
12245 (vabdq_f32): Likewise.
12246 (vabdq_f64): Likewise.
12248 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12250 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
12252 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
12253 "aarch64_rsqrts<mode>".
12254 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
12255 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
12257 (vrsqrtsd_f64): Likewise.
12258 (vrsqrts_f32): Likewise.
12259 (vrsqrts_f64): Likewise.
12260 (vrsqrtsq_f32): Likewise.
12261 (vrsqrtsq_f64): Likewise.
12263 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12265 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
12267 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
12268 "aarch64_rsqrte<mode>".
12269 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
12270 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
12272 (vrsqrted_f64): Likewise.
12273 (vrsqrte_f32): Likewise.
12274 (vrsqrte_f64): Likewise.
12275 (vrsqrteq_f32): Likewise.
12276 (vrsqrteq_f64): Likewise.
12278 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12280 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
12282 (fcvtzs): Likewise.
12283 (fcvtzu): Likewise.
12284 * config/aarch64/aarch64-simd.md
12285 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
12286 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
12287 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
12289 (vcvt_n_f32_u32): Likewise.
12290 (vcvt_n_s32_f32): Likewise.
12291 (vcvt_n_u32_f32): Likewise.
12292 (vcvtq_n_f32_s32): Likewise.
12293 (vcvtq_n_f32_u32): Likewise.
12294 (vcvtq_n_f64_s64): Likewise.
12295 (vcvtq_n_f64_u64): Likewise.
12296 (vcvtq_n_s32_f32): Likewise.
12297 (vcvtq_n_s64_f64): Likewise.
12298 (vcvtq_n_u32_f32): Likewise.
12299 (vcvtq_n_u64_f64): Likewise.
12300 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
12301 (VSDQ_SDI): Likewise.
12302 (fcvt_target): Support V4DI, V4SI and V2SI.
12303 (FCVT_TARGET): Likewise.
12305 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12307 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
12308 (TYPES_BINOP_SUS): Likewise.
12309 (aarch64_simd_builtin_data): Update include file name.
12310 (aarch64_builtins): Likewise.
12311 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
12312 for conversion between scalar float-point and fixed-point.
12314 (fcvtzs): Likewise.
12315 (fcvtzu): Likewise.
12316 * config/aarch64/aarch64.md
12317 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
12318 pattern for conversion between scalar float to fixed-pointer.
12319 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
12320 (UNSPEC_FCVTZS): New UNSPEC enumeration.
12321 (UNSPEC_FCVTZU): Likewise.
12322 (UNSPEC_SCVTF): Likewise.
12323 (UNSPEC_UCVTF): Likewise.
12324 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
12326 (vcvtd_n_f64_u64): Likewise.
12327 (vcvtd_n_s64_f64): Likewise.
12328 (vcvtd_n_u64_f64): Likewise.
12329 (vcvtd_n_f32_s32): Likewise.
12330 (vcvts_n_f32_u32): Likewise.
12331 (vcvtd_n_s32_f32): Likewise.
12332 (vcvts_n_u32_f32): Likewise.
12333 * config/aarch64/iterators.md (fcvt_target): Support integer to float
12335 (FCVT_TARGET): Likewise.
12336 (FCVT_FIXED2F): New iterator.
12337 (FCVT_F2FIXED): Likewise.
12338 (fcvt_fixed_insn): New define_int_attr.
12340 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
12342 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
12343 some statements was removed.
12345 2016-06-08 Alan Hayward <alan.hayward@arm.com>
12347 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
12348 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
12349 (vect_can_advance_ivs_p): likewise.
12350 (vect_update_ivs_after_vectorizer): likewise.
12351 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
12352 (vect_analyze_scalar_cycles_1): likewise.
12353 (vect_analyze_loop_operations): likewise.
12354 (report_vect_op): likewise.
12355 (vect_is_slp_reduction): likewise.
12356 (vect_is_simple_reduction): likewise.
12357 (get_initial_def_for_induction): likewise.
12358 (vect_transform_loop): likewise.
12359 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
12360 (vect_recog_sad_pattern): likewise.
12361 (vect_recog_widen_sum_pattern): likewise.
12362 (vect_recog_widening_pattern): likewise.
12363 (vect_recog_divmod_pattern): likewise.
12364 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
12365 (vect_analyze_slp_instance): likewise.
12366 (vect_transform_slp_perm_load): likewise.
12367 (vect_schedule_slp_instance): likewise.
12369 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
12371 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
12372 (return_prediction): PRED_CONST_RETURN predict return as not taken.
12373 * predict.def (PRED_CONTINUE): Change hitrate 50->67
12374 (PRED_LOOP_BRANCH): Document predictor as broken.
12375 (PRED_LOOP_EXIT): Change hitrate 91->92.
12376 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
12377 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
12378 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
12379 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
12380 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
12381 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
12382 (PRED_CALL): Chane hitrate 71->67.
12383 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
12384 (PRED_GOTO): Document as unused right now.
12385 (PRED_CONST_RETURN): Change hitrate 67->69
12386 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
12387 (PRED_NULL_RETURN): Change hitrate 91->90.
12388 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
12389 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
12390 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
12392 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
12394 * config/rs6000/altivec.h: Add __builtin_vec_mul.
12395 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
12396 special case Altivec builtin.
12397 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
12398 VSX_BUILTIN_VEC_MUL (replaced with special case code).
12399 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
12400 code for ALTIVEC_BUILTIN_VEC_MUL.
12401 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
12402 for __builtin_vec_mul.
12404 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
12406 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
12409 2016-06-07 David Malcolm <dmalcolm@redhat.com>
12411 * spellcheck.c (selftest::test_find_closest_string): New function.
12412 (spellcheck_c_tests): Call the above.
12414 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12416 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
12418 2016-06-07 Jakub Jelinek <jakub@redhat.com>
12420 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
12421 Yv=Yv,C alternatives.
12423 2016-06-07 Richard Biener <rguenther@suse.de>
12426 * common.opt (ffast-math): Make Optimization.
12428 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
12429 Prachi Godbole <prachi.godbole@imgtec.com>
12431 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
12432 `fabs' and `fneg' type attributes.
12433 (p5600_fpu_fabs): Add `fmove' to the comment.
12435 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
12437 * gimple.c: Include builtins.h
12438 (gimple_inexpensive_call_p): New function.
12439 * gimple.h (gimple_inexpensive_call_p): Declare.
12440 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
12441 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
12444 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
12446 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
12447 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
12448 warning_at_rich_loc, warning_n, pedwarn, permerror,
12449 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
12450 sorry, fatal_error, internal_error, internal_error_no_backtrace):
12453 2016-06-07 Richard Biener <rguenther@suse.de>
12455 PR tree-optimization/71428
12456 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
12457 BIT_FIELD_REF op vs. load.
12459 2016-06-07 Richard Biener <rguenther@suse.de>
12461 PR middle-end/71423
12462 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
12465 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
12467 * config/pa/pa.md (call): Generate indirect long calls to non-local
12468 functions on TARGET_64BIT.
12469 (call_value): Likewise.
12471 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
12473 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
12474 pattern and subsequent splitters.
12475 (call_val_reg_64bit_post_reload): Likewise.
12477 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
12479 PR middle-end/71408
12480 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
12481 propagate_op_to_single_use.
12483 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
12485 PR middle-end/71281
12486 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
12488 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
12490 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
12491 (enum x86_dirflag_state): New enum.
12492 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
12493 (machine_function): Remove needs_cld.
12494 (ix86_current_function_needs_cld): Remove.
12495 * config/i386/i386.c (ix86_set_func_type): Set
12496 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
12497 (ix86_expand_prologue): Do not emit CLD here.
12498 (ix86_dirflag_mode_needed): New function.
12499 (ix86_dirflag_mode_entry): Ditto.
12500 (ix86_mode_needed): Handle X86_DIRFLAG entity.
12501 (ix86_mode_after): Ditto.
12502 (ix86_mode_entry): Ditto.
12503 (ix86_mode_exit): Ditto.
12504 (ix86_emit_mode_set): Ditto.
12505 * config/i386/i386.md (strmov_singleop): Set
12506 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
12507 Do not set ix86_current_function_needs_cld.
12509 (strset_singleop): Ditto.
12511 (cmpstrnqi_nz_1): Ditto.
12512 (cmpstrnqi_1): Ditto.
12513 (strlenqi_1): Ditto.
12515 2016-06-06 Jakub Jelinek <jakub@redhat.com>
12517 PR tree-optimization/71259
12518 * tree-vect-slp.c (vect_get_constant_vectors): For
12519 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
12520 one for constant op, and use COND_EXPR for non-constant.
12522 2016-06-06 David Malcolm <dmalcolm@redhat.com>
12524 * Makefile.in (OBJS): Add function-tests.o,
12525 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
12526 selftest-run-tests.o.
12527 (OBJS-libcommon): Add selftest.o.
12528 (OBJS-libcommon-target): Add selftest.o.
12529 (all.internal): Add "selftest".
12530 (all.cross): Likewise.
12531 (selftest): New phony target.
12532 (s-selftest): New target.
12533 (selftest-gdb): New phony target.
12534 (COLLECT2_OBJS): Add selftest.o.
12535 * bitmap.c: Include "selftest.h".
12536 (selftest::test_gc_alloc): New function.
12537 (selftest::test_set_range): New function.
12538 (selftest::test_clear_bit_in_middle): New function.
12539 (selftest::test_copying): New function.
12540 (selftest::test_bitmap_single_bit_set_p): New function.
12541 (selftest::bitmap_c_tests): New function.
12542 * common.opt (fself-test): New.
12543 * diagnostic-show-locus.c: Include "selftest.h".
12544 (make_range): New function.
12545 (test_range_contains_point_for_single_point): New function.
12546 (test_range_contains_point_for_single_line): New function.
12547 (test_range_contains_point_for_multiple_lines): New function.
12548 (assert_eq): New function.
12549 (test_get_line_width_without_trailing_whitespace): New function.
12550 (selftest::diagnostic_show_locus_c_tests): New function.
12551 * et-forest.c: Include "selftest.h".
12552 (selftest::test_single_node): New function.
12553 (selftest::test_simple_tree): New function.
12554 (selftest::test_disconnected_nodes): New function.
12555 (selftest::et_forest_c_tests): New function.
12556 * fold-const.c: Include "selftest.h".
12557 (selftest::assert_binop_folds_to_const): New function.
12558 (selftest::assert_binop_folds_to_nonlvalue): New function.
12559 (selftest::test_arithmetic_folding): New function.
12560 (selftest::fold_const_c_tests): New function.
12561 * function-tests.c: New file.
12562 * gimple.c: Include "selftest.h".
12563 Include "gimple-pretty-print.h".
12564 (selftest::verify_gimple_pp): New function.
12565 (selftest::test_assign_single): New function.
12566 (selftest::test_assign_binop): New function.
12567 (selftest::test_nop_stmt): New function.
12568 (selftest::test_return_stmt): New function.
12569 (selftest::test_return_without_value): New function.
12570 (selftest::gimple_c_tests): New function.
12571 * hash-map-tests.c: New file.
12572 * hash-set-tests.c: New file.
12573 * input.c: Include "selftest.h".
12574 (selftest::assert_loceq): New function.
12575 (selftest::test_accessing_ordinary_linemaps): New function.
12576 (selftest::test_unknown_location): New function.
12577 (selftest::test_builtins): New function.
12578 (selftest::test_reading_source_line): New function.
12579 (selftest::input_c_tests): New function.
12580 * rtl-tests.c: New file.
12581 * selftest-run-tests.c: New file.
12582 * selftest.c: New file.
12583 * selftest.h: New file.
12584 * spellcheck.c: Include "selftest.h".
12585 (selftest::levenshtein_distance_unit_test_oneway): New function,
12586 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
12587 (selftest::levenshtein_distance_unit_test): Likewise.
12588 (selftest::spellcheck_c_tests): Likewise.
12589 * toplev.c: Include selftest.h.
12590 (toplev::run_self_tests): New.
12591 (toplev::main): Handle -fself-test.
12592 * toplev.h (toplev::run_self_tests): New.
12593 * tree.c: Include "selftest.h".
12594 (selftest::test_integer_constants): New function.
12595 (selftest::test_identifiers): New function.
12596 (selftest::test_labels): New function.
12597 (selftest::tree_c_tests): New function.
12598 * tree-cfg.c: Include "selftest.h".
12599 (selftest::push_fndecl): New function.
12600 (selftest::test_linear_chain): New function.
12601 (selftest::test_diamond): New function.
12602 (selftest::test_fully_connected): New function.
12603 (selftest::tree_cfg_c_tests): New function.
12604 * vec.c: Include "selftest.h".
12605 (selftest::safe_push_range): New function.
12606 (selftest::test_quick_push): New function.
12607 (selftest::test_safe_push): New function.
12608 (selftest::test_truncate): New function.
12609 (selftest::test_safe_grow_cleared): New function.
12610 (selftest::test_pop): New function.
12611 (selftest::test_safe_insert): New function.
12612 (selftest::test_ordered_remove): New function.
12613 (selftest::test_unordered_remove): New function.
12614 (selftest::test_block_remove): New function.
12615 (selftest::reverse_cmp): New function.
12616 (selftest::test_qsort): New function.
12617 (selftest::vec_c_tests): New function.c.
12618 * wide-int.cc: Include selftest.h and wide-int-print.h.
12619 (selftest::from_int <wide_int>): New function.
12620 (selftest::from_int <offset_int>): New function.
12621 (selftest::from_int <widest_int>): New function.
12622 (selftest::assert_deceq): New function.
12623 (selftest::assert_hexeq): New function.
12624 (selftest::test_printing <VALUE_TYPE>): New function template.
12625 (selftest::test_ops <VALUE_TYPE>): New function template.
12626 (selftest::test_comparisons <VALUE_TYPE>): New function template.
12627 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
12629 (selftest::wide_int_cc_tests): New function.
12631 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12633 PR middle-end/37780
12634 * ifcvt.c (noce_try_ifelse_collapse): New function.
12636 (noce_process_if_block): Call noce_try_ifelse_collapse.
12637 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
12638 (simplify_ternary_operation): Use the above to simplify
12639 conditional CLZ/CTZ expressions.
12641 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12643 PR middle-end/37780
12644 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
12645 define_insn_and_split.
12647 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12649 PR middle-end/37780
12650 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
12652 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
12655 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
12656 Implicitly clobber memory for basic asm with non-empty assembler
12657 string. Use targetm.md_asm_adjust also here.
12658 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
12659 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
12660 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
12661 non-empty assembler string.
12662 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
12663 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
12664 (decode_asm_operands): Handle basic asm in PARALLEL block.
12665 (extract_insn): Handle basic asm in PARALLEL block.
12666 * doc/extend.texi: Mention new behavior of basic asm.
12667 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
12668 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
12669 branch_needs_nop_p): Use asm_noperands.
12671 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
12673 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
12674 Include the M7 SPARC DFA scheduler.
12675 New attribute v3pipe.
12676 Annotate insns with v3pipe where appropriate.
12677 Define cpu_feature vis4.
12678 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
12679 Add (V8QI "8") to vbits.
12680 Add insns {add,sub}v8qi3
12681 Add insns ss{add,sub}v8qi3
12682 Add insns us{add,sub}{v8qi,v4hi}3
12683 Add insns {min,max}{v8qi,v4hi,v2si}3
12684 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
12685 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
12686 * config/sparc/niagara4.md: Add a comment explaining the
12687 discrepancy between the documented latenty numbers and the
12689 * config/sparc/niagara7.md: New file.
12690 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
12691 supports SPARC5 and VIS 4.0 instructions.
12692 * configure: Regenerate.
12693 * config.in: Likewise.
12694 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
12695 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
12696 TARGET_CPU_niagara7.
12697 (ASM_CPU64_DEFAULT_SPEC): Likewise.
12698 (CPP_CPU_SPEC): Handle niagara7.
12699 (ASM_CPU_SPEC): Likewise.
12700 * config/sparc/sparc-opts.h (processor_type): Add
12701 PROCESSOR_NIAGARA7.
12702 (mvis4): New option.
12703 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
12704 (AS_NIAGARA7_FLAG): Define.
12705 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
12706 (CPP_CPU64_DEFAULT_SPEC): Likewise.
12707 (CPP_CPU_SPEC): Handle niagara7.
12708 (ASM_CPU_SPEC): Likewise.
12709 * config/sparc/sparc.c (niagara7_costs): Define.
12710 (sparc_option_override): Handle niagara7 and adjust cache-related
12711 parameters with better values for niagara cpus. Also support VIS4.
12712 (sparc32_initialize_trampoline): Likewise.
12713 (sparc_use_sched_lookahead): Likewise.
12714 (sparc_issue_rate): Likewise.
12715 (sparc_register_move_cost): Likewise.
12716 (dump_target_flag_bits): Support VIS4.
12717 (sparc_vis_init_builtins): Likewise.
12718 (sparc_builtins): Likewise.
12719 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
12721 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
12723 * config/sparc/sparc.opt (sparc_processor_type): New value
12725 * config/sparc/visintrin.h (__attribute__): Prototypes for the
12727 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
12729 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
12732 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
12734 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
12736 2016-06-06 Richard Biener <rguenther@suse.de>
12738 PR tree-optimization/71398
12739 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
12742 2016-06-05 James Bowman <james.bowman@ftdichip.com>
12744 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
12745 ft32_expand_prolog, ft32_expand_epilogue):
12746 Handle pretend_args.
12747 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
12748 * config/ft32/ft32.md: Add pretend_returner.
12750 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
12753 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
12754 Copy op1 RTX to avoid invalid sharing.
12755 (ix86_expand_vector_move_misalign): Ditto.
12757 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
12759 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
12762 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
12764 * predict.c (predicted_by_loop_heuristics_p): New function.
12765 (predict_iv_comparison): Use it.
12766 (predict_loops): Walk from innermost loops; do not predict edges
12767 leaving multiple loops multiple times; implement
12768 PRED_LOOP_ITERATIONS_MAX heuristics.
12769 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
12771 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
12773 * cfg.c (check_bb_profile): Do not report mismatched profiles when
12774 only edges out of BB are EH edges.
12776 2016-06-04 Martin Sebor <msebor@redhat.com>
12777 Marcin Baczyński <marbacz@gmail.com>
12780 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
12781 a void expression in a void function.
12783 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
12785 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
12786 aux; dump reasons of decisions.
12787 (should_duplicate_loop_header_p): Likewise.
12788 (do_while_loop_p): Likewise.
12789 (ch_base::copy_headers): Dump asi num insns duplicated.
12791 2016-06-04 Jakub Jelinek <jakub@redhat.com>
12793 PR tree-optimization/71405
12794 * tree-ssa.c (execute_update_addresses_taken): For clobber with
12795 incompatible type, build a new clobber with the right type instead
12796 of building a VIEW_CONVERT_EXPR around it.
12798 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
12800 PR tree-optimization/52171
12801 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
12802 by_pieces_ninsns instead of move_by_pieces_ninsns.
12804 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
12806 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
12807 for reg+reg addressing mode.
12809 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12811 * rs6000-c.c (c/c-tree.h): Add #include.
12812 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
12813 in C++ when found in the base position of vec_ld or vec_st.
12815 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
12817 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
12818 use of profile unless profile status is PROFILE_READ.
12819 * profile.c (compute_branch_probabilities): Set profile status
12820 only after reporting predictor hitrates.
12822 2016-06-03 Joseph Myers <joseph@codesourcery.com>
12826 * common.opt (ffp-int-builtin-inexact): New option.
12827 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
12828 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
12829 (ceil@var{m}2): Document dependence on this option.
12830 * ipa-inline-transform.c (inline_call): Handle
12831 flag_fp_int_builtin_inexact.
12832 * ipa-inline.c (can_inline_edge_p): Likewise.
12833 * config/i386/i386.md (rintxf2): Do not test
12834 flag_unsafe_math_optimizations.
12835 (rint<mode>2_frndint): New define_insn.
12836 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
12837 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
12838 for 387 instead of extending and truncating.
12839 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
12840 !flag_trapping_math instead of flag_unsafe_math_optimizations.
12841 Change to frndint<mode>2_<rounding>.
12842 (frndintxf2_<rounding>_i387): Likewise. Change to
12843 frndint<mode>2_<rounding>_i387.
12844 (<rounding_insn>xf2): Likewise.
12845 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
12846 !flag_trapping_math instead of flag_unsafe_math_optimizations for
12847 x87. Test TARGET_ROUND || !flag_trapping_math ||
12848 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
12849 SSE. Use ROUND_NO_EXC in constant operand of
12850 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
12851 for 387 instead of extending and truncating.
12853 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
12854 Julia Koval <julia.koval@intel.com>
12866 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
12867 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
12868 all registers, except for function return registers if there are
12869 no caller-saved registers.
12870 (ix86_set_func_type): New function.
12871 (ix86_set_current_function): Call ix86_set_func_type to set
12872 no_caller_saved_registers and func_type. Call reinit_regs if
12873 caller-saved registers are changed. Don't allow MPX, SSE, MMX
12874 nor x87 instructions in interrupt handler nor function with
12875 no_caller_saved_registers attribute.
12876 (ix86_function_ok_for_sibcall): Return false if there are no
12877 caller-saved registers.
12878 (type_natural_mode): Don't warn ABI change for MMX in interrupt
12880 (ix86_function_arg_advance): Skip for callee in interrupt handler.
12881 (ix86_function_arg): Return special arguments in interrupt handler.
12882 (ix86_promote_function_mode): Promote pointer to word_mode only
12883 for normal functions.
12884 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
12886 (ix86_epilogue_uses): New function.
12887 (ix86_hard_regno_scratch_ok): Likewise.
12888 (ix86_save_reg): Preserve all registers in interrupt handler
12889 after reload. Preserve all registers, except for function return
12890 registers, if there are no caller-saved registers after reload.
12891 (find_drap_reg): Always use callee-saved register if there are
12892 no caller-saved registers.
12893 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
12894 for interrupt handler.
12895 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
12896 Emit cld instruction if stringops are used in interrupt handler
12897 or interrupt handler isn't a leaf function.
12898 (ix86_expand_epilogue): Generate interrupt return for interrupt
12899 handler and pop the 'ERROR_CODE' off the stack before interrupt
12900 return in exception handler.
12901 (ix86_expand_call): Disallow calling interrupt handler directly.
12902 If there are no caller-saved registers, mark all registers that
12903 are clobbered by the call which returns as clobbered.
12904 (ix86_handle_no_caller_saved_registers_attribute): New function.
12905 (ix86_handle_interrupt_attribute): Likewise.
12906 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
12908 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
12909 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
12910 accumulation in interrupt function if stack may be realigned to
12912 (EPILOGUE_USES): New.
12913 (function_type): New enum.
12914 (machine_function): Add func_type and no_caller_saved_registers.
12915 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
12916 (interrupt_return): New pattern.
12917 * doc/extend.texi: Document x86 interrupt and
12918 no_caller_saved_registers attributes.
12920 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
12922 PR tree-optimization/52171
12923 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
12924 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
12925 Look for constant strings. Move some code to emit_block_cmp_hints
12927 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
12928 * defaults.h (COMPARE_MAX_PIECES): New macro.
12929 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
12930 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
12931 (clear_by_pieces_1): Don't declare. Move definition before use.
12932 (can_do_by_pieces): New static function.
12933 (can_move_by_pieces): Use it. Return bool.
12934 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
12935 OP. All callers changed. Handle COMPARE_BY_PIECES.
12936 (class pieces_addr); New.
12937 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
12938 pieces_addr::adjust, pieces_addr::increment_address,
12939 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
12941 (class op_by_pieces_d): New.
12942 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
12944 (class move_by_pieces_d, class compare_by_pieces_d,
12945 class store_by_pieces_d): New subclasses of op_by_pieces_d.
12946 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
12947 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
12948 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
12949 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
12950 compare_by_pieces_d::finish_mode): New member functions.
12951 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
12953 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
12954 (emit_block_cmp_hints): New function.
12955 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
12956 use the newly defined classes.
12957 * expr.h (by_pieces_constfn): New typedef.
12958 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
12959 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
12960 (move_by_pieces_ninsns): Don't declare.
12961 (can_move_by_pieces): Change return value to bool.
12962 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
12963 (compare_by_pieces_branch_ratio): New hook.
12964 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
12965 (by_pieces_ninsns): Declare.
12966 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
12968 (default_compare_by_pieces_branch_ratio): New function.
12969 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
12970 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
12971 * doc/tm.texi: Regenerate.
12972 * tree-ssa-strlen.c: Include "builtins.h".
12973 (handle_builtin_memcmp): New static function.
12974 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
12975 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
12977 2016-06-03 Alan Hayward <alan.hayward@arm.com>
12979 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
12980 relevant stmts which are simple and invariant.
12981 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
12982 instead of simple and invariant
12984 2016-06-03 Alan Hayward <alan.hayward@arm.com>
12986 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
12987 (vectorizable_reduction): Check for new relevant state.
12988 (vectorizable_live_operation): vectorize live stmts using
12989 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
12990 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
12991 (vect_stmt_relevant_p): Check for stmts which are only used live.
12992 (process_use): Use of a stmt does not inherit it's live value.
12993 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
12994 (vect_analyze_stmt): Check for new relevant state.
12995 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
12996 outside the loop, but not inside it.
12998 2016-06-03 Alan Hayward <alan.hayward@arm.com>
13000 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
13001 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
13002 (vect_get_vec_def_for_operand): Split out code.
13004 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
13006 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
13008 2016-06-03 Alan Hayward <alan.hayward@arm.com>
13010 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
13012 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13014 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
13016 2016-06-03 Jakub Jelinek <jakub@redhat.com>
13018 PR middle-end/71387
13019 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
13020 to noreturn e->callee->decl that has void return type and void
13021 arguments, adjust gimple_call_fntype and remove lhs even if it had
13022 previously addressable type.
13024 2016-06-02 Jeff Law <law@redhat.com>
13026 PR tree-optimization/71328
13027 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
13028 error when checking for a jump back onto the copied path.
13030 2016-06-02 David Malcolm <dmalcolm@redhat.com>
13032 * config/microblaze/microblaze.c (get_branch_target): Add return
13033 NULL_RTX for the non-CALL_P case.
13034 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
13035 (insert_wic): Remove unused local "j".
13037 2016-06-02 Martin Liska <mliska@suse.cz>
13039 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
13041 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
13042 Julia Koval <julia.koval@intel.com>
13044 * function.c (assign_parm_setup_stack): Force source into a
13045 register if needed.
13046 * target.def (function_incoming_arg): Update documentation to
13047 allow arbitrary address computation based on hard register.
13048 * doc/tm.texi: Regenerated.
13050 2016-06-02 Martin Liska <mliska@suse.cz>
13052 * predict.c (combine_predictions_for_bb): Fix first match in
13053 cases where a first predictor contains more than one occurence
13054 in list of predictors. Take the best value in such case.
13056 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13058 PR rtl-optimization/71295
13059 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
13060 offset would go over the size of the inner mode reject it.
13062 2016-06-02 Jakub Jelinek <jakub@redhat.com>
13064 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
13065 x=x,x and v=v,m instead of x=x,m.
13067 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
13068 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
13069 alternative to v=rm,C.
13071 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
13072 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
13073 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
13074 instead of vex for the last two above mentioned alternatives.
13076 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13079 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
13081 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
13083 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
13085 2016-06-01 David Malcolm <dmalcolm@redhat.com>
13087 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
13088 from int to unsigned.
13090 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
13092 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
13093 alternatives, eliminating preferred register class. Add support
13094 for the MTVSRDD instruction in ISA 3.0.
13095 (vsx_splat_v4si_internal): Use splat_input_operand instead of
13096 reg_or_indexed_operand.
13097 (vsx_splat_v4sf_internal): Likewise.
13099 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
13102 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
13103 for loading up all 0's or all 1's.
13105 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
13107 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
13109 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
13111 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
13113 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
13114 * gcc.c (set_source_date_epoch_envvar): New function, sets
13115 the SOURCE_DATE_EPOCH environment variable to the current time.
13117 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
13119 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
13120 the factor for live Phi nodes.
13122 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
13124 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
13125 * tree-parloops.c (parallelize_loops): likewise.
13126 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
13127 tree_unswitch_outer_loop): likewise.
13129 2016-06-01 Jakub Jelinek <jakub@redhat.com>
13131 PR middle-end/71371
13132 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
13133 around creation of the temporary.
13135 2016-06-01 Richard Biener <rguenther@suse.de>
13137 PR tree-optimization/71366
13138 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
13139 (unloop_loops): Move removing edges here ...
13140 (try_unroll_loop_completely): ... from here.
13141 (try_peel_loop): ... and here.
13142 (tree_unroll_loops_completely_1): Track parent loops via
13143 bitmap of header BBs.
13144 (tree_unroll_loops_completely): Adjust for that.
13146 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
13148 * config/rs6000/altivec.h (vec_slv): New macro.
13149 (vec_srv): New macro.
13150 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
13151 (UNSPEC_VSRV): New value.
13154 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
13155 (vsrv): New builtin definition.
13156 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
13157 define argument types for new builtin.
13158 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
13160 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
13163 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
13164 Jocelyn Mayer <l_indien@magic.fr>
13167 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
13168 detect processor family for signature_CENTAUR_ebx.
13169 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
13170 signature_CENTAUR_ebx.
13171 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
13172 <default>: Pass x86-64 for has_longmode.
13174 2016-06-01 Nathan Sidwell <nathan@acm.org>
13176 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
13179 2016-06-01 Richard Biener <rguenther@suse.de>
13181 PR tree-optimization/71261
13182 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
13183 of stmts successfully put in the bool pattern. Remove
13184 single-use restriction.
13185 (adjust_bool_pattern_cast): Add cast at the use site via the
13186 pattern def sequence.
13187 (adjust_bool_pattern): Remove recursion, maintain a hash-map
13188 of patterned defs. Use the pattern def seqence instead of
13189 multiple independent patterns.
13190 (sort_after_uid): New qsort compare function.
13191 (adjust_bool_stmts): New function to process stmts in the bool
13192 pattern in IL order.
13193 (vect_recog_bool_pattern): Adjust.
13194 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
13195 (ifcvt_walk_pattern_tree): Likewise.
13196 (stmt_is_root_of_bool_pattern): Likewise.
13197 (ifcvt_repair_bool_pattern): Likewise.
13198 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
13200 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
13202 * loop-unroll.c (decide_unroll_constant_iterations,
13203 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
13204 likely upper bounds.
13205 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
13207 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
13209 * tree-core.h (enum omp_clause_code): Remove
13210 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
13212 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13214 * config/arm/sync.md (arm_store_exclusive<mode>):
13215 Use 'H' output modifier on operands[2] rather than creating a new
13216 entry in out-of-bounds memory of the operands array.
13217 (arm_store_release_exclusivedi): Likewise.
13219 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13221 * config/arm/arm.c (arm_fusion_enabled_p): New function.
13222 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
13223 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
13224 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
13226 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
13228 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
13229 into account live statements for mask producers.
13231 2016-06-01 Richard Biener <rguenther@suse.de>
13233 PR tree-optimization/71311
13234 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
13235 restrict to non-INTEGER_CST @0.
13237 2016-06-01 Richard Biener <rguenther@suse.de>
13239 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
13240 (relational patterns): Use :c to avoid pattern duplications.
13242 2016-06-01 Richard Biener <rguenther@suse.de>
13244 * genmatch.c (comparison_code_p): New predicate.
13245 (swap_tree_comparison): New function.
13246 (commutate): Add for_vec parameter to append new for entries.
13247 Support commutating relational operators by swapping it alongside
13249 (lower_commutative): Adjust.
13250 (dt_simplify::gen): Do not pass artificial operators to gen
13252 (decision_tree::gen): Do not add artificial operators as parameters.
13253 (parser::parse_expr): Verify operator commutativity when :c is
13254 applied. Allow :C to override this.
13255 * match.pd: Adjust patterns to use :C instead of :c where required.
13257 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
13259 PR tree-optimization/71077
13260 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
13261 the combining step, use boolean_false_node and boolean_true_node
13262 as the designated false/true return values.
13264 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
13266 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
13267 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
13268 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
13271 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
13273 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
13274 of flags impliying the register renaming.
13275 * toplev.c (process_options): Do not imply flag_rename_registers with
13278 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
13280 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
13281 default implementation.
13283 2016-05-31 Nathan Sidwell <nathan@acm.org>
13285 * dwarf2out.c (cur_line_info_table): Add GTY marker.
13287 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
13289 * config/sh/constraints.md (b): Remove constraint.
13290 * config/sh/predicates.md (arith_reg_operand): Remove
13292 * config/sh/sh-modes.def (PDI): Remove.
13293 * config/sh/sh.c (sh_target_reg_class,
13294 sh_optimize_target_register_callee_saved): Remove functions.
13295 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
13296 (sh_expand_epilogue): Update comment.
13297 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
13298 sh_secondary_reload): Remove TARGET_REGS related code.
13299 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
13300 TARGET_REGISTER_P): Remove macros.
13301 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
13302 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
13303 TR1_REG, TR2_REG): Remove constants.
13304 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
13306 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
13308 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
13309 define_expand patterns.
13310 (adddi3_compact): Rename to adddi3.
13311 (subdi3_compact): Rename to subdi3.
13312 (*negdi2): Rename to negdi2.
13313 (*abs<mode>2): Rename to abs<mode>2.
13315 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
13317 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
13318 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
13319 (atomic_sub_fetchsi): ... this new pattern.
13320 (mvtc): Add CC_REG clobber.
13322 2016-05-31 Marek Polacek <polacek@redhat.com>
13324 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
13326 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13328 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
13329 aarch64_fusion_enabled_p to check for fusion capabilities.
13331 2016-05-31 Richard Biener <rguenther@suse.de>
13333 PR tree-optimization/71352
13334 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
13335 minus one and a negate.
13337 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13339 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
13340 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
13342 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
13343 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
13344 Remove use of aarch64_simd_attr_length_move, set length attribute
13346 (*aarch64_be_movoi): Likewise.
13347 (*aarch64_be_movci): Likewise.
13348 (*aarch64_be_movxi): Likewise.
13350 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
13352 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
13353 It no longer does that.
13354 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
13356 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
13358 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
13359 attribute __unused__.
13361 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
13363 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
13364 * config/arm/arm.c (arm_arch_thumb1): Define.
13365 (arm_option_override): Initialize arm_arch_thumb1.
13366 * config/arm/arm.h (arm_arch_thumb1): Declare.
13367 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
13368 support Thumb-1 ISA.
13370 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
13373 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
13374 `Yv' for scalar operand.
13376 2016-05-31 Tom de Vries <tom@codesourcery.com>
13378 PR tree-optimization/69068
13379 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
13380 phis with more than two args.
13382 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
13384 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
13385 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
13388 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
13390 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
13392 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
13394 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
13395 cpu_32, cpu_64, tune_32 and tune_64.
13396 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
13398 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
13400 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
13402 2016-05-30 Andi Kleen <ak@linux.intel.com>
13404 * auto-profile.c (read_profile): Replace asserts with errors
13405 when file does not exist.
13406 * gcov-io.c (gcov_read_words): Dito.
13408 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13410 * tree-cfg.c (print_loop): Print likely upper bounds.
13412 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13414 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
13415 * opts.c (default_options): Enable peel loops at -O3.
13416 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
13417 (try_peel_loop): Do not re-peel already peeled loops;
13418 use likely upper bounds; fix profile updating.
13419 (pass_complete_unroll::execute): Initialize peeled_loops.
13421 2016-05-30 Martin Liska <mliska@suse.cz>
13423 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
13424 computed costs by frequency of BB they belong to.
13425 (get_scaled_computation_cost_at): New function.
13427 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
13428 Marc Glisse <marc.glisse@inria.fr>
13430 PR tree-optimization/71289
13431 * match.pd (-1 / B < A, A > -1 / B): New transformations.
13433 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13435 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
13437 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13439 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
13440 for peeled copies; avoid underflow when updating estimates; correctly
13441 scale loop profile.
13443 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
13445 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
13446 r236875. Corrected oe3 to oe2 as obvious.
13448 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
13450 PR middle-end/71269
13451 PR middle-end/71252
13452 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
13453 that inserted stmt will not dominate stmts that defines its operand.
13454 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
13455 (rewrite_expr_tree_parallel): Likewise.
13457 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
13459 PR middle-end/71252
13460 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
13461 all fields including stmt_to_insert are swapped.
13463 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13465 * predict.h (force_edge_cold): Declare.
13466 * predict.c (force_edge_cold): New function.
13467 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
13469 (canonicalize_loop_induction_variables): Fix formating.
13471 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
13473 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
13474 (visium_expand_copysign): Use gen_int_mode directly.
13475 (visium_compute_frame_size): Minor tweaks.
13477 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13479 * tree-vect-loop.c (vect_analyze_loop_2): Use
13480 likely_max_stmt_executions_int.
13482 2016-05-30 Tom de Vries <tom@codesourcery.com>
13484 PR tree-optimization/69067
13485 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
13487 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
13490 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
13491 New peepholes to remove unneeded fild/fistp pairs.
13492 (define_peephole2 atomic_loaddi_fpu): Ditto.
13494 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13496 * predict.c (maybe_hot_frequency_p): Avoid division.
13498 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
13500 * doc/install.texi: Use https for shop.fsf.org.
13502 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13504 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
13505 likely_max_stmt_executions_int.
13507 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13509 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
13510 likely_max_stmt_executions_int.
13512 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13514 * profile.c (compute_branch_probabilities): Do not report hitrates
13516 (branch_prob): Report hitrates here.
13517 * predict.c (gimple_predict_edge): Do not assert profile status;
13518 fix formatting issues.
13520 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13522 * predict.c (edge_predicted_by_p): New function.
13523 (predict_paths_for_bb): Do not put multiple predictions of the same type
13526 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13528 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
13531 2016-05-28 Alan Modra <amodra@gmail.com>
13533 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
13535 2016-05-28 Alan Modra <amodra@gmail.com>
13537 PR rtl-optimization/71275
13538 * ira.c (ira): Free dominance info.
13540 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
13542 * doc/sourcebuild.texi: New address for upstream Go repository.
13544 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
13546 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
13547 (TARGET_ARM_V7M): Likewise.
13549 2016-05-26 Jeff Law <law@redhat.com>
13551 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
13552 (thread_across_edge): Remove calls to find_jump_threads_backwards.
13553 * passes.def: Add jump threading passes before DOM/VRP.
13554 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
13555 argument to a basic block from an edge. Remove tests which are
13557 (pass_data_thread_jumps, class pass_thread_jumps): New.
13558 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
13559 (make_pass_thread_jumps): Likewise.
13560 * tree-pass.h (make_pass_thread_jumps): Declare.
13562 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
13564 * config/visium/visium-protos.h (split_double_move): Rename into...
13565 (visium_split_double_move): ...this.
13566 (visium_split_double_add): Declare.
13567 * config/visium/visium.c (split_double_move): Rename into...
13568 (visium_split_double_move): ...this.
13569 (visium_split_double_add): New function.
13570 (visium_expand_copysign): Renumber operands for consistency.
13571 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
13572 (DFmode move splitter): Likewise.
13573 (*addi3_insn): Split by means of visium_split_double_add.
13574 (*adddi3_insn_flags): Delete.
13575 (*plus_plus_sltu<subst_arith>): New insn.
13576 (*subdi3_insn): Split by means of visium_split_double_add.
13577 (subdi3_insn_flags): Delete.
13578 (*minus_minus_sltu<subst_arith>): New insn.
13579 (*negdi2_insn): Split by means of visium_split_double_add.
13580 (*negdi2_insn_flags): Delete.
13582 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
13584 * configure.ac: Treat a --with-headers option without argument
13585 the same as the default (i.e. consult sys-include directory).
13586 * configure: Regenerate.
13588 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13590 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
13591 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
13593 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
13594 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
13596 2016-05-27 Jiong Wang <jiong.wang@arm.com>
13599 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
13600 tree-stdarg analysis results.
13601 (aarch64_setup_incoming_varargs): Likewise.
13603 2016-05-27 Jiong Wang <jiong.wang@arm.com>
13605 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
13606 va_list_gpr_counter_field and va_list_fpr_counter_field.
13608 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
13611 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
13612 * config/aarch64/aarch64.c
13613 (aarch64_cannot_change_mode_class): Remove function.
13614 * config/aarch64/aarch64-protos.h
13615 (aarch64_cannot_change_mode_class): Remove.
13617 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13619 * cfgloop.c (record_niter_bound): Record likely upper bounds.
13620 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
13621 get_likely_max_loop_iterations_int): New.
13622 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
13623 any_likely_upper_bound.
13624 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
13626 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
13627 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
13629 (unroll_loop_constant_iterations): Likewise.
13630 (unroll_loop_runtime_iterations): Likewise.
13631 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
13632 * lto-streamer-out.c (output_cfg): Likewise.
13633 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
13635 (canonicalize_loop_induction_variables): Dump likely upper bounds.
13636 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
13637 (likely_max_loop_iterations): New.
13638 (likely_max_loop_iterations_int): New.
13639 (likely_max_stmt_executions): New.
13640 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
13641 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
13642 likely_max_stmt_executions): Declare.
13644 2016-05-27 Marek Polacek <polacek@redhat.com>
13646 PR middle-end/71308
13647 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
13649 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13651 * config/s390/s390.md (2x risbg splitters): Use
13652 reg_overlap_mentioned_p instead of rtx_equal_p.
13654 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
13656 * combine.c (make_compound_operation): Take known zero bits into
13657 account when checking for possible zero_extend.
13659 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13661 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
13662 Use const_int_operand for operand 2 predicate. Simplify expand code
13665 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
13667 PR middle-end/71279
13668 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
13671 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13673 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
13674 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
13675 that returns CC_SESWPmode and CC_ZESWPmode.
13676 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
13678 (aarch64_rtx_costs): Likewise.
13680 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
13682 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
13683 for ISA 3.0 min/max support.
13684 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
13685 conditional move support.
13686 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
13687 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
13689 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
13690 conditional moves where the comparison type is different from move
13692 (fp_minmax): New code iterator for smin/smax.
13693 (minmax): New code attributes for min/max.
13694 (SMINMAX): Likewise.
13695 (smax<mode>3): Combine min, max insns into one insn using the
13696 fp_minmax code iterator. Add support for ISA 3.0 min/max
13697 instructions that don't need -ffast-math.
13698 (s<minmax><mode>3): Likewise.
13699 (smax<mode>3_vsx): Likewise.
13700 (smin<mode>3): Likewise.
13701 (s<minmax><mode>3_vsx): Likewise.
13702 (smin<mode>3_vsx): Likewise.
13703 (pre-VSX min/max splitters): Likewise.
13704 (s<minmax><mode>3_fpr): Likewise.
13705 (movsfcc): Rewrite floating point conditional moves to combine
13706 SFmode/DFmode into a single insn.
13707 (mov<mode>cc): Likewise.
13708 (movdfcc): Likewise.
13709 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
13710 SFDF2 iterators to handle all combinations.
13711 (fseldfsf4): Likewise.
13712 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
13713 (fseldfdf4): Likewise.
13714 (fselsfdf4): Likewise.
13715 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
13716 comparison instructions that set a 0/-1 mask, and use it for
13717 floating point conditional move via XXSEL.
13718 (fpmask<mode>): Likewise.
13719 (xxsel<mode>): Likewise.
13720 * config/rs6000/predicates.md (min_max_operator): Delete, no
13722 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
13723 instructions that generate a 0/-1 mask for use with XXSEL.
13724 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
13725 say whether floating point min/max is available, either through
13726 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
13727 (TARGET_MINMAX_DF): Likewise.
13729 2016-05-27 Alan Modra <amodra@gmail.com>
13731 PR rtl-optimization/71275
13732 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
13733 for update_equiv_regs and combine_and_move_insns.
13735 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
13737 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
13738 if_then_else or cond RTXes to calculate attribute value.
13739 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
13740 <attr "length_immediate>: Ditto.
13741 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
13742 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
13743 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
13744 <attr "type">: Ditto.
13745 <attr "prefix_data16">: Ditto.
13746 <attr "prefix_extra">: Ditto.
13747 <attr "length_immediate">: Ditto.
13748 <attr "prefix">: Ditto.
13749 (vec_set<mode>_0) <attr "isa">: Ditto.
13750 <attr "prefix_extra">: Ditto.
13751 <attr "length_immediate">: Ditto.
13752 <attr "prefix">: Ditto.
13753 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
13754 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
13755 (sse2_storelpd) <attr "prefix_data16">: Ditto.
13756 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
13757 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
13758 <attr "length_immediate">: Ditto.
13759 <attr "prefix">: Ditto.
13760 (sse2_movsd) <attr "length_immediate">: Ditto.
13761 <attr "prefix">: Ditto.
13762 (vec_concatv2df) <attr "isa">: Ditto.
13763 <attr "prefix">: Ditto.
13764 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
13765 (*vec_extractv2di_1) <attr "isa">: Ditto.
13766 <attr "type">: Ditto.
13767 <attr "length_immediate">: Ditto.
13768 <attr "prefix_rex">: Ditto.
13769 <attr "prefix_extra">: Ditto.
13770 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
13771 <attr "prefix_extra">: Ditto.
13772 <attr "length_immediate">: Ditto.
13773 (vec_concatv2di) <attr "isa">: Ditto.
13774 <attr "prefix_extra">: Ditto.
13775 <attr "length_immediate">: Ditto.
13776 <attr "prefix">: Ditto.
13778 2016-05-26 Martin Liska <mliska@suse.cz>
13780 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
13782 (operator+): Likewise.
13783 (operator-): Likewise.
13784 (comp_cost::operator+=): Likewise.
13785 (comp_cost::operator-=): Likewise.
13786 (comp_cost::operator/=): Likewise.
13787 (comp_cost::operator*=): Likewise.
13788 (operator<): Likewise.
13789 (operator==): Likewise.
13790 (operator<=): Likewise.
13791 (new_cost): Remove.
13792 (infinite_cost_p): Likewise.
13793 (add_costs): Likewise.
13794 (sub_costs): Likewise.
13795 (compare_costs): Likewise.
13796 (set_group_iv_cost): Use the newly introduced functions.
13797 (get_address_cost): Likewise.
13798 (get_shiftadd_cost): Likewise.
13799 (force_expr_to_var_cost): Likewise.
13800 (split_address_cost): Likewise.
13801 (ptr_difference_cost): Likewise.
13802 (difference_cost): Likewise.
13803 (get_computation_cost_at): Likewise.
13804 (determine_group_iv_cost_generic): Likewise.
13805 (determine_group_iv_cost_address): Likewise.
13806 (determine_group_iv_cost_cond): Likewise.
13807 (autoinc_possible_for_pair): Likewise.
13808 (determine_group_iv_costs): Likewise.
13809 (cheaper_cost_pair): Likewise.
13810 (iv_ca_recount_cost): Likewise.
13811 (iv_ca_set_no_cp): Likewise.
13812 (iv_ca_set_cp): Likewise.
13813 (iv_ca_cost): Likewise.
13814 (iv_ca_new): Likewise.
13815 (iv_ca_dump): Likewise.
13816 (iv_ca_narrow): Likewise.
13817 (iv_ca_prune): Likewise.
13818 (iv_ca_replace): Likewise.
13819 (try_add_cand_for): Likewise.
13820 (try_improve_iv_set): Likewise.
13821 (find_optimal_iv_set): Likewise.
13823 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
13825 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
13826 that internal functions will clobber all caller-saved registers.
13828 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
13830 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
13831 Return a better case_values_threshold when optimizing.
13833 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
13835 * config/aarch64/aarch64-simd.md (aarch64_combinez):
13836 Add ? to integer variant.
13837 (aarch64_combinez_be): Likewise.
13839 2016-05-26 Jakub Jelinek <jakub@redhat.com>
13841 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
13842 instead of x constraint.
13843 (vcvtps2ph256<mask_name>): Likewise.
13845 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
13846 alternative. Formatting fix.
13848 * config/i386/sse.md
13849 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
13851 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
13852 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
13853 maybe_evex prefix instead of vex.
13854 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
13855 EXT_REX_SSE_REG_P (op0) case in the splitter.
13857 2016-05-25 Jeff Law <law@redhat.com>
13859 PR tree-optimization/71272
13860 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
13861 Update comments. Add test for empty path.
13863 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
13865 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
13866 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
13867 special case builtin.
13868 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
13869 code for ALTIVEC_BUILTIN_VEC_CMPNE.
13870 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
13871 for __builtin_vec_cmpne.
13873 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
13875 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
13876 redundant test and bail out if the type of the new operand is not
13877 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
13879 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
13881 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
13882 (x_ix86_target_flags_explicit): Remove.
13883 * config/i386/i386.c (ix86_function_specific_save): Do not copy
13884 x_ix86_target_flags_explicit.
13885 (ix86_function_specific_restore): Ditto.
13887 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
13888 H.J. Lu <hongjiu.lu@intel.com>
13891 * common/config/i386/i386-common.c
13892 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
13893 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
13894 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
13895 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
13896 (-mgeneral-regs-only): Add new option.
13897 * config/i386/i386.c (ix86_option_override_internal): Don't enable
13898 x87 instructions if only general registers are allowed.
13899 (ix86_target_string): Add ix86_flags argument. Handle additional
13900 flags options through ix86_flags argument. Update all callers.
13901 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
13903 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13905 PR rtl-optimization/66940
13906 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
13907 decrementing desired_val will not overflow before performing these
13910 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
13912 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
13913 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
13914 * config/i386/i386.c (enum ix86_builtins): Add
13915 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
13916 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
13917 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
13918 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
13919 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
13920 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
13921 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
13922 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
13923 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
13924 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
13925 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
13926 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
13927 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
13928 __builtin_ia32_cvtps2dq512_mask.
13929 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
13930 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
13931 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
13932 * config/i386/sse.md
13933 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
13935 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
13936 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
13938 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
13939 (avx512f_vec_pack_sfix_v8df): New define_expand.
13940 (avx512f_roundpd512): Rename to ...
13941 (avx512f_round<castmode>512): ... this. Change iterator.
13942 (avx512f_roundps512_sfix): New define_expand.
13943 (round<mode>2_sfix): Change iterator.
13945 2016-05-25 Nick Clifton <nickc@redhat.com>
13947 * config/msp430/msp430.c (msp430_attr): Produce an error if a
13948 static interrupt handler is detected.
13949 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
13950 default linker script.
13951 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
13952 the low part of a symbolic pointer.
13954 2016-05-25 Richard Biener <rguenther@suse.de>
13956 PR tree-optimization/71261
13957 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
13958 interesting stmt instead of immediate uses when looking
13959 for the use operand to replace.
13961 2016-05-25 Martin Liska <mliska@suse.cz>
13963 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
13965 2016-05-25 Richard Biener <rguenther@suse.de>
13967 PR tree-optimization/71264
13968 * tree-vect-stmts.c (vect_init_vector): Properly deal with
13971 2016-05-25 Martin Liska <mliska@suse.cz>
13973 PR tree-optimization/71239
13974 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
13975 if DECL_SIZE is NULL.
13977 2016-05-25 Richard Biener <rguenther@suse.de>
13979 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
13980 * tree-if-conv.c (pass_data_if_conversion): Use it.
13982 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
13984 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
13985 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
13986 * varpool.c (varpool_node::get_availability): Likewise.
13988 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
13990 * config/rs6000/altivec.md (VNEG iterator): New iterator for
13991 VNEGW/VNEGD instructions.
13992 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
13993 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
13994 support for ISA 3.0 VNEGW/VNEGD instructions.
13996 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
13998 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
13999 pointers inside OACC_DATA regions.
14000 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
14001 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
14002 (gimplify_adjust_omp_clauses): Fix typo in comment.
14004 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
14006 * config/rs6000/altivec.md (VParity): New mode iterator for vector
14007 parity built-in functions.
14008 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
14010 (p9v_parity<mode>2): Likewise.
14011 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
14013 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
14014 (parity<mode>2): ISA 3.0 expander for vector parity.
14015 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
14017 (BU_P9_64BIT_MISC_0): Likewise.
14018 (BU_P9_MISC_0): Likewise.
14019 (BU_P9V_AV_1): Likewise.
14020 (BU_P9V_AV_2): Likewise.
14021 (BU_P9V_AV_3): Likewise.
14022 (BU_P9V_AV_P): Likewise.
14023 (BU_P9V_VSX_1): Likewise.
14024 (BU_P9V_OVERLOAD_1): Likewise.
14025 (BU_P9V_OVERLOAD_2): Likewise.
14026 (BU_P9V_OVERLOAD_3): Likewise.
14027 (VCTZB): Add vector count trailing zeros support.
14031 (VPRTYBD): Add vector parity support.
14032 (VPRTYBQ): Likewise.
14033 (VPRTYBW): Likewise.
14034 (VCTZ): Add overloaded vector count trailing zeros support.
14035 (VPRTYB): Add overloaded vector parity support.
14036 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14037 overloaded vector count trailing zeros and parity instructions.
14038 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
14039 vector parity support.
14040 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
14041 trailing zeros support.
14042 (vec_cntlz): Likewise.
14043 (vec_vctzb): Likewise.
14044 (vec_vctzd): Likewise.
14045 (vec_vctzh): Likewise.
14046 (vec_vctzw): Likewise.
14047 (vec_vprtyb): Add ISA 3.0 vector parity support.
14048 (vec_vprtybd): Likewise.
14049 (vec_vprtybw): Likewise.
14050 (vec_vprtybq): Likewise.
14051 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
14052 the ISA 3.0 vector count trailing zeros and vector parity built-in
14055 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
14057 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
14058 when there is stmt_to_insert.
14060 2016-05-24 Martin Sebor <msebor@redhat.com>
14063 * tree.h (complete_or_array_type_p): New inline function.
14065 2016-05-24 Jakub Jelinek <jakub@redhat.com>
14067 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
14068 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
14069 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
14071 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
14072 Limit 1st alternative to noavx isa, split 2nd alternative into one
14073 noavx and one avx alternative, use *x and Bm in the former and
14074 x and m in the latter.
14076 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
14077 of sse4 for the first alternative, drop %v from the template
14078 and d operand modifier. Split second alternative into one sse4_noavx
14079 and one avx alternative, use *x instead of *v in the former and v
14080 instead of *v in the latter.
14081 (*sse4_1_extractps): Use noavx isa instead of * for the first
14082 alternative, drop %v from the template. Split second alternative into
14083 one noavx and one avx alternative, use *x instead of *v in the
14084 former and v instead of *v in the latter.
14085 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
14086 with noavx and the last one with avx.
14087 (sse4_1_phminposuw): Guard first alternative with noavx isa,
14088 split the second one into one noavx and one avx alternative,
14089 use *x and Bm in the former and x and m in the latter one.
14090 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
14093 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
14094 first two alternatives to noavx, use *x instead of *v in the second
14095 one, add avx alternative without *.
14096 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
14097 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
14098 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
14100 2016-05-24 Jeff Law <law@redhat.com>
14102 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
14103 New function, extracted from...
14104 (fsm_find_control_statement_thread_paths): Here. Use the new function.
14105 Allow simple copies and constant initializations in the SSA chain.
14107 2016-05-24 Marek Polacek <polacek@redhat.com>
14110 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
14113 2016-05-24 Jakub Jelinek <jakub@redhat.com>
14116 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
14117 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
14118 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
14119 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
14120 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
14122 2016-05-24 Richard Biener <rguenther@suse.de>
14124 PR tree-optimization/71240
14125 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
14128 2016-05-24 Richard Biener <rguenther@suse.de>
14130 PR tree-optimization/71230
14131 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
14133 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
14135 * tree-vectorizer.h (vectorizable_comparison): Delete.
14136 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
14137 PURE_SLP_STMT check.
14138 * tree-vect-stmts.c (vectorizable_call): Likewise.
14139 (vectorizable_simd_clone_call): Likewise.
14140 (vectorizable_conversion): Likewise.
14141 (vectorizable_assignment): Likewise.
14142 (vectorizable_shift): Likewise.
14143 (vectorizable_operation): Likewise.
14144 (vectorizable_load): Likewise.
14145 (vectorizable_condition): Likewise.
14146 (vectorizable_store): Likewise. Assert that we don't have
14148 (vectorizable_comparison): Make static. Remove redundant
14149 PURE_SLP_STMT check.
14150 (vect_transform_stmt): Assert that we always have an slp_node
14153 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14155 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
14156 operands[2] against 1 with comparison against CONST1_RTX.
14157 (<shift>di3_neon): Likewise.
14158 * config/arm/predicates.md (const0_operand): Replace with comparison
14159 against CONST0_RTX.
14161 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14163 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
14164 operands[2] against 1 with comparison against CONST1_RTX.
14165 (ashrdi3): Likewise.
14166 (lshrdi3): Likewise.
14167 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
14169 (ashrsi3): Likewise.
14170 (lshrsi3): Likewise.
14171 (rotrsi3): Likewise.
14172 (define_split above *compareqi_eq0): Likewise.
14173 (define_split above "prologue"): Likewise.
14174 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
14175 * config/arm/predicates.md (shift_operator): Likewise.
14176 (shift_nomul_operator): Likewise.
14177 (sat_shift_operator): Likewise.
14178 (thumb1_cmp_operand): Likewise.
14179 (const_neon_scalar_shift_amount_operand): Replace manual range
14180 check with IN_RANGE.
14181 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
14182 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
14184 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14186 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
14187 with HOST_WIDE_INT_1.
14189 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
14190 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
14191 (arm_canonicalize_comparison): Likewise.
14192 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
14194 (thumb1_size_rtx_costs): Likewise.
14195 (vfp_const_double_index): Replace cast of 1 to unsigned
14196 HOST_WIDE_INT with HOST_WIDE_INT_1U.
14197 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
14199 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
14200 HOST_WIDE_INT with HOST_WIDE_INT_1U.
14201 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
14202 HOST_WIDE_INT with HOST_WIDE_INT_1.
14204 2016-05-24 Marek Polacek <polacek@redhat.com>
14206 * tree-cfg.h (should_remove_lhs_p): New predicate.
14207 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
14208 * gimplify.c (gimplify_modify_expr): Likewise.
14209 * tree-cfg.c (verify_gimple_call): Likewise.
14210 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
14211 * gimple-fold.c: Include "tree-cfg.h".
14212 (gimple_fold_call): Use should_remove_lhs_p.
14214 2016-05-24 Richard Biener <rguenther@suse.de>
14216 PR tree-optimization/71253
14217 * cfganal.h (control_dependences): Make robust against edge
14219 (control_dependences::control_dependences): Remove edge_list argument.
14220 (control_dependences::get_edge): Remove.
14221 (control_dependences::get_edge_src): Add.
14222 (control_dependences::get_edge_dest): Likewise.
14223 (control_dependences::m_el): Make a vector of edge src/dest index.
14224 * cfganal.c (control_dependences::find_control_dependence): Adjust.
14225 (control_dependences::control_dependences): Likewise.
14226 (control_dependences::~control_dependence): Likewise.
14227 (control_dependences::get_edge): Remove.
14228 (control_dependences::get_edge_src): Add.
14229 (control_dependences::get_edge_dest): Likewise.
14230 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
14232 (perform_tree_ssa_dce): Adjust.
14233 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
14235 (pass_loop_distribution::execute): Adjust. Do loop destroying
14236 conditional on changed.
14238 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14241 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
14242 return. Reindent transformation comment and mention the ARM state
14245 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
14247 PR middle-end/71252
14248 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
14249 after build_and_add_sum creates new use stmt.
14251 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
14253 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
14254 load_lanes/grouped_load classification comes first. Don't check
14255 whether the vectorization factor is a multiple of the group size
14258 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
14260 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
14261 GROUP_GAP for single-element interleaving.
14262 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
14265 2016-05-24 Richard Biener <rguenther@suse.de>
14267 PR middle-end/70434
14269 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
14270 bases which are accessed with non-invariant indices.
14271 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
14272 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
14274 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
14276 PR middle-end/71170
14277 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
14278 (add_to_ops_vec): Add stmt_to_insert.
14279 (add_repeat_to_ops_vec): Init stmt_to_insert.
14280 (insert_stmt_before_use): New.
14281 (transform_add_to_multiply): Remove mult_stmt insertion and add it
14283 (get_ops): Init stmt_to_insert.
14284 (maybe_optimize_range_tests): Likewise.
14285 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
14286 (rewrite_expr_tree_parallel): Likewise.
14287 (reassociate_bb): Likewise.
14289 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14292 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
14293 ISA 3.0 xxperm fusion alternative.
14294 (altivec_vperm_v8hiv16qi): Likewise.
14295 (altivec_vperm_<mode>_uns_internal): Likewise.
14296 (vperm_v8hiv4si): Likewise.
14297 (vperm_v16qiv8hi): Likewise.
14299 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14300 Kelvin Nilsen <kelvin@gcc.gnu.org>
14302 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
14303 vpermr/xxpermr on ISA 3.0.
14304 (altivec_expand_vec_perm_le): Likewise.
14305 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
14306 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
14309 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
14311 * config/i386/i386.h (IS_STACK_MODE): Enable for
14312 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
14313 SSE_FLOAT_MODE_P macros.
14314 * config/i386/i386.c (ix86_preferred_reload_class): Use
14315 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
14316 Cleanup regclass processing for CONST_DOUBLE_P.
14317 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
14318 (ix86_rtx_costs): Remove redundant TARGET_80387 check
14319 with IS_STACK_MODE macro.
14320 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
14322 (*movdf_internal): Use IS_STACK_MODE macro.
14323 (*movsf_internal): Ditto.
14325 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
14327 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
14328 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
14330 2016-05-23 Jeff Law <law@redhat.com>
14332 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
14334 (fsm_find_control_statement_thread_paths): Call it.
14336 2016-05-23 Martin Jambor <mjambor@suse.cz>
14339 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
14340 from_global_constant if t is not NULL.
14342 2016-05-23 Marek Polacek <polacek@redhat.com>
14345 * common.opt (Wswitch-unreachable): New option.
14346 * doc/invoke.texi: Document -Wswitch-unreachable.
14347 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
14350 2016-05-23 Bin Cheng <bin.cheng@arm.com>
14352 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
14353 TMR_INDEX is non-NULL.
14355 2016-05-23 Richard Biener <rguenther@suse.de>
14357 PR tree-optimization/71230
14358 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
14359 (try_special_add_to_ops): ... here. Always test for single-use.
14361 2016-05-23 Martin Jambor <mjambor@suse.cz>
14363 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
14364 default block if a PHI node in the original one would be resized.
14366 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
14368 PR tree-optimization/58135
14369 * tree-vect-slp.c: When group size is not multiple
14370 of vector size, allow splitting of store group at
14373 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
14375 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
14377 2016-05-22 Jakub Jelinek <jakub@redhat.com>
14379 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
14380 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
14381 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
14384 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
14385 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
14386 v constraint instead of x and vinserti32x4 insn.
14388 * config/i386/sse.md (i128vldq): New mode iterator.
14389 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
14390 avx512dq and avx512vl alternatives.
14392 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
14393 constraint, use maybe_evex prefix instead of vex.
14394 (vec_dupv4sf): Use v constraint instead of x for output
14395 operand except for noavx alternative, use Yv constraint
14396 instead of x for input. Use maybe_evex prefix instead of vex.
14397 (*vec_dupv4si): Likewise.
14398 (*vec_dupv2di): Likewise.
14400 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
14402 PR middle-end/40921
14403 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
14404 (linearize_expr_tree): Call try_special_add_to_ops.
14405 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
14407 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14409 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
14410 to computed stack_usage.
14412 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
14415 * config/avr/avr.md (define_expand "mov<mode>"): If the source
14416 operand is subreg (symbol_ref) then move the symbol ref to register.
14418 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
14420 * tree.c (array_at_struct_end_p): Look through MEM_REF.
14422 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
14424 PR middle-end/71179
14425 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
14428 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
14430 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
14431 ranges by calling get_single_symbol and tidy up. Look more closely
14432 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
14434 2016-05-20 Jeff Law <law@redhat.com>
14436 * bitmap.c (bitmap_find_bit): Remove useless test.
14438 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
14440 * function.c (thread_prologue_and_epilogue_insns): Commit the
14441 insertion of the epilogue.
14443 2016-05-20 Martin Jambor <mjambor@suse.cz>
14445 PR tree-optimization/70884
14446 * tree-sra.c (initialize_constant_pool_replacements): Do not check
14447 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
14448 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
14449 of constant pool data as a reason for scalarization.
14451 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
14453 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
14454 for naked functions.
14455 (thumb1_expand_prologue): Likewise.
14457 2016-05-20 Nathan Sidwell <nathan@acm.org>
14459 * config/nvptx/nptx.c (nvptx_option_override): Only set
14460 flag_toplevel_reorder, if not explicitly specified. Set
14461 flag_no_common, unless explicitly specified.
14463 2016-05-20 David Malcolm <dmalcolm@redhat.com>
14465 * calls.c (can_implement_as_sibling_call_p): Mark param
14466 reg_parm_stack_space with ATTRIBUTE_UNUSED.
14468 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
14470 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
14471 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
14472 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
14474 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
14475 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
14476 and CASE_CONST_ANY.
14478 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
14480 * config/nvptx/nvptx.md (sincossf3): New pattern.
14482 2016-05-20 David Malcolm <dmalcolm@redhat.com>
14484 * calls.c (maybe_complain_about_tail_call): New function.
14485 (initialize_argument_information): Call
14486 maybe_complain_about_tail_call when clearing *may_tailcall.
14487 (can_implement_as_sibling_call_p): Call
14488 maybe_complain_about_tail_call when returning false.
14489 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
14490 ensure try_tail_call is set. Call maybe_complain_about_tail_call
14491 if tail-call optimization fails.
14492 * cfgexpand.c (expand_call_stmt): Initialize
14493 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
14494 * gimple-pretty-print.c (dump_gimple_call): Dump
14495 gimple_call_must_tail_p.
14496 * gimple.c (gimple_build_call_from_tree): Call
14497 gimple_call_set_must_tail with the value of
14498 CALL_EXPR_MUST_TAIL_CALL.
14499 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
14500 (gimple_call_set_must_tail): New function.
14501 (gimple_call_must_tail_p): New function.
14502 * print-tree.c (print_node): Update printing of TREE_STATIC
14503 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
14504 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
14505 trailing comment listing applicable flags.
14506 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
14508 2016-05-20 David Malcolm <dmalcolm@redhat.com>
14510 * calls.c (expand_call): Move "Rest of purposes for tail call
14511 optimizations to fail" to...
14512 (can_implement_as_sibling_call_p): ...this new function, and
14513 split into multiple "if" statements.
14515 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
14517 * cfgloop.h (expected_loop_iterations_unbounded,
14518 expected_loop_iterations): Unconstify.
14519 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
14520 profile with known upper bound; return 3 when profile is absent.
14521 (expected_loop_iterations): Update.
14523 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
14525 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
14526 and get_max_loop_iterations_int.
14528 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
14530 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
14531 realistic upper bounds here.
14533 2016-05-20 Jakub Jelinek <jakub@redhat.com>
14536 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
14537 calls if the LHS is variable length or has addressable type.
14538 If targets[0]->decl is a noreturn call with void return type and
14539 zero arguments, adjust fntype and remove lhs in that case.
14541 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
14543 PR tree-optimization/71079
14544 PR tree-optimization/71206
14545 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
14547 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14549 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
14550 (get_vec_alignment_for_array_decl): Likewise.
14551 (get_vec_alignment_for_record_decl): Likewise.
14552 (increase_alignment::execute): Move code to find alignment to
14553 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
14554 (type_align_map): New hash_map.
14556 2016-05-20 Richard Guenther <rguenther@suse.de>
14558 PR tree-optimization/29756
14559 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
14560 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
14561 * fold-const.c (operand_equal_p): Likewise.
14562 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
14563 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
14564 * tree-inline.c (estimate_operator_cost): Likewise.
14565 * tree-pretty-print.c (dump_generic_node): Likewise.
14566 * tree-ssa-operands.c (get_expr_operands): Likewise.
14567 * cfgexpand.c (expand_debug_expr): Likewise.
14568 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
14569 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
14570 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
14571 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
14572 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
14573 (execute_update_addresses_taken): Do it.
14575 2016-05-20 Richard Biener <rguenther@suse.de>
14577 PR tree-optimization/71185
14578 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
14579 register operations.
14581 2016-05-20 Richard Biener <rguenther@suse.de>
14583 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
14584 gimple_seq_add_seq_without_update.
14585 (release_bb_predicate): Assert we have no operands to free.
14586 (if_convertible_loop_p_1): Calculate post dominators later.
14587 Do not free BB predicates here.
14588 (combine_blocks): Do not recompute BB predicates.
14589 (version_loop_for_if_conversion): Save BB predicates around
14592 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
14594 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
14595 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
14596 code. Ignore sibcalls on EDGE_IGNORE edges.
14597 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
14598 on edges for sibcalls that run without prologue. The rest of the
14599 function is combined from...
14600 (fix_fake_fallthrough_edge): ... this, and ...
14601 (try_shrink_wrapping): ... a part of this. Remove the bb_with
14602 function argument, make it a local variable.
14604 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
14606 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
14607 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
14608 for 32-bit mode and SEH for 64-bit.
14609 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
14610 TARGET_64BIT_DEFAULT.
14612 2016-05-19 Ryan Burn <contact@rnburn.com>
14614 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
14615 * gengtype.c (open_base_files): Add cilk.h to ifiles.
14617 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
14619 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
14620 force pending loads from memory.
14622 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
14624 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
14625 (UNSPEC_DARN_32): New unspec constant.
14626 (UNSPEC_DARN_RAW): New unspec constant.
14627 (darn_32): New instruction.
14628 (darn_raw): New instruction.
14629 (darn): New instruction.
14630 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
14631 support and documentation for this macro.
14632 (BU_P9_MISC_1): New macro definition.
14633 (BU_P9_64BIT_MISC_0): New macro definition.
14634 (BU_P9_MISC_0): New macro definition.
14635 (darn_32): New builtin definition.
14636 (darn_raw): New builtin definition.
14637 (darn): New builtin definition.
14638 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
14639 RS6000_BUILTIN_0 directives to surround each occurrence of
14640 #include "rs6000-builtin.def".
14641 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
14642 RS6000_BTM_64BIT flags to the returned mask, depending on
14644 (def_builtin): Correct an error in the assignments made to the
14645 debugging variable attr_string.
14646 (rs6000_expand_builtin): Add support for no-operand built-in
14648 (builtin_function_type): Remove fatal_error assertion that is no
14650 (rs6000_common_init_builtins): Add support for no-operand built-in
14652 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
14654 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
14656 (RS6000_BTM_64BIT): New macro definition.
14657 * doc/extend.texi: Document __builtin_darn (void),
14658 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
14661 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
14663 * tree-vect-loop.c (vect_analyze_loop_2): Use also
14664 max_loop_iterations_int.
14666 2016-05-19 Marek Polacek <polacek@redhat.com>
14668 PR tree-optimization/71031
14669 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
14670 condition and adjust the code a bit.
14672 2016-05-19 Martin Liska <mliska@suse.cz>
14674 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
14675 auto_vec instead of vec.
14677 2016-05-19 Martin Liska <mliska@suse.cz>
14679 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
14681 2016-05-19 Martin Liska <mliska@suse.cz>
14683 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
14685 2016-05-19 Martin Liska <mliska@suse.cz>
14687 * ipa-pure-const.c (set_function_state): Remove an existing
14689 (remove_node_data): Do not free it as it's released
14690 in set_function_state.
14692 2016-05-19 Martin Liska <mliska@suse.cz>
14694 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
14697 2016-05-19 Martin Liska <mliska@suse.cz>
14699 * omp-simd-clone.c (simd_clone_adjust): Release vector.
14701 2016-05-19 Martin Liska <mliska@suse.cz>
14703 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
14704 an auto_vec instead of re-creating it.
14706 2016-05-19 Martin Liska <mliska@suse.cz>
14708 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
14709 auto_vec instead of vec.
14711 2016-05-19 Martin Liska <mliska@suse.cz>
14713 * lto-section-in.c (lto_get_section_data): Call
14714 lto_check_version with additional argument.
14715 * lto-streamer.c (lto_check_version): Add new argument.
14716 * lto-streamer.h (lto_check_version): Likewise.
14718 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14720 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
14721 Don't add cost of inner memory when handling sign-extended loads.
14723 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
14725 PR rtl-optimization/71148
14726 * cse.c (cse_main): Free dominance info.
14727 (rest_of_handle_cse): Don't free dominance info.
14728 (rest_of_handle_cse2): Likewise.
14729 (rest_of_handle_cse_after_global_opts): Likewise.
14731 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14734 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
14735 NULL_TREE early if NEON is not available. Remove now redundant check
14736 in ARM_CHECK_BUILTIN_MODE.
14738 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
14741 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
14742 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
14743 * doc/cpp.texi: Document new macros.
14745 2016-05-19 Bin Cheng <bin.cheng@arm.com>
14747 PR tree-optimization/69848
14748 * tree-vect-loop.c (vectorizable_reduction): Don't factor
14749 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
14751 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
14753 * function.c (thread_prologue_and_epilogue_insn): Move the
14754 "goto epilogue_done" one block later.
14756 2016-05-19 Richard Biener <rguenther@suse.de>
14758 PR tree-optimization/70729
14759 * passes.def: Move LIM pass before PRE. Remove no longer
14760 required copyprop and move first DCE out of the loop pipeline.
14762 2016-05-18 David Malcolm <dmalcolm@redhat.com>
14765 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
14766 (OBJS-libcommon-target): ...here.
14767 * opts-common.c: Include spellcheck.h.
14768 (cmdline_handle_error): Build a vec of valid options and use it
14769 to suggest provide hints for misspelled arguments.
14771 2016-05-18 Jakub Jelinek <jakub@redhat.com>
14774 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
14775 lhs if it has TREE_ADDRESSABLE type.
14777 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
14780 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
14781 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
14783 2016-05-18 Martin Jambor <mjambor@suse.cz>
14786 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
14787 input for NOP_EXPR pass-through functions.
14788 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
14789 aggregate global constant VAR_DECLs in constant jump functions.
14791 2016-05-18 Martin Jambor <mjambor@suse.cz>
14794 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
14795 from TREE_READONLY parameters.
14797 2016-05-18 Martin Jambor <mjambor@suse.cz>
14800 * cgraph.h (cgraph_indirect_call_info): New field
14801 guaranteed_unmodified.
14802 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
14803 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
14805 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
14806 pass the parameter value to ipa_find_agg_cst_for_param.
14807 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
14808 guaranteed_unmodified, store AA results there instead of bailing out
14810 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
14811 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
14812 (find_constructor_constant_at_offset): New function.
14813 (ipa_find_agg_cst_from_init): Likewise.
14814 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
14815 static initializers of contants, report back through a new paameter
14816 from_global_constant if that was the case.
14817 (try_make_edge_direct_simple_call): Also pass parameter value to
14818 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
14820 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
14821 (ipa_read_indirect_edge_info): Likewise.
14822 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
14823 (ipa_load_from_parm_agg): Likewise.
14825 2016-05-18 Jiong Wang <jiong.wang@arm.com>
14827 PR rtl-optimization/71150
14828 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
14831 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
14834 * config/rs6000/constraints.md (wE constraint): New constraint
14835 for a vector constant that can be loaded with XXSPLTIB.
14836 (wM constraint): New constraint for a vector constant of a 1's.
14837 (wS constraint): New constraint for a vector constant that can be
14838 loaded with XXSPLTIB and a vector sign extend instruction.
14839 * config/rs6000/predicates.md (xxspltib_constant_split): New
14840 predicates for wE/wS constraints.
14841 (xxspltib_constant_nosplit): Likewise.
14842 (easy_vector_constant): Add support for constants that can be
14843 loaded via XXSPLTIB.
14844 (all_ones_constant): New predicate for vector constant with all
14846 (splat_input_operand): Add support for ISA 3.0 word splat operations.
14847 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
14848 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
14849 instruction and possibly with a sign extension.
14850 (output_vec_const_move): Add support for XXSPLTIB. If we are
14851 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
14852 instead of XXLXOR/XXLORC.
14853 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
14855 (rs6000_legitimize_reload_address): Likewise.
14856 (rs6000_output_move_128bit): Use output_vec_const_move to emit
14858 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
14859 combine VSX_M and VSX_M2 into one iterator.
14860 (VSX_M2): Likewise.
14861 (VSINT_84): New iterators for loading constants with XXSPLTIB.
14862 (VSINT_842): Likewise.
14863 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
14864 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
14865 XXSPLTIB instruction.
14866 (xxspltib_<mode>_nosplit): Likewise.
14867 (xxspltib_<mode>_split): New insn to load up constants with
14868 XXSPLTIB and a sign extend instruction.
14869 (vsx_mov<mode>): Replace single move that handled all vector types
14870 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
14871 moves (when -mvsx-timode is in effect) into the main vector
14872 moves. Eliminate separate moves for <VSr> <VSa>, where the
14873 preferred register class (<VSr>) is listed first, and the
14874 secondary register class (<VSa>) is listed second with a '?' to
14875 discourage use. Prefer loading 0/-1 in any VSX register for ISA
14876 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
14877 that if the register was involved in a slow operation, the
14878 clear/set operation does not wait for the slow operation to
14879 finish. Adjust the length attributes for 32-bit mode. Use
14880 rs6000_output_move_128bit and drop the use of the string
14881 instructions for 32-bit movti when -mvsx-timode is in effect. Use
14882 spacing so that the alternatives and attributes don't generate
14883 long lines, and put things in columns, so that it is easier to
14884 match up the operands and attributes with the insn alternatives.
14885 (vsx_mov<mode>_64bit): Likewise.
14886 (vsx_mov<mode>_32bit): Likewise.
14887 (vsx_movti_64bit): Fold movti into normal vector moves.
14888 (vsx_movti_32bit): Likewise.
14889 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
14890 splat instructions.
14891 (vsx_splat_v4si_internal): Likewise.
14892 (vsx_splat_v4sf_internal): Likewise.
14893 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
14894 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
14895 extend vector elements.
14896 (vsx_sign_extend_hi_<mode>): Likewise.
14897 (vsx_sign_extend_si_v2di): Likewise.
14898 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
14900 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
14901 constraints. Add trailing period to wL documentation.
14903 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
14905 PR middle-end/71020
14906 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
14907 * tree-dfa.c (replace_abnormal_ssa_names): New function.
14908 * tree-call-cdce.c: Include tree-dfa.h.
14909 (can_guard_call_p): New function, extracted from...
14910 (can_use_internal_fn): ...here.
14911 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
14913 (shrink_wrap_one_built_in_call): Likewise.
14914 (use_internal_fn): Likewise.
14915 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
14916 and return void. Call replace_abnormal_ssa_names.
14917 (pass_call_cdce::execute): Check can_guard_call_p during the
14918 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
14919 will always change something.
14921 2016-05-18 Martin Jambor <mjambor@suse.cz>
14924 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
14925 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
14927 2016-05-18 Martin Jambor <mjambor@suse.cz>
14930 * ipa-inline.h (condition): New field size.
14931 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
14932 for comaprison and store it into the new condition.
14933 (evaluate_conditions_for_known_args): Use condition size to check
14934 access sizes for all but CHANGED conditions.
14935 (unmodified_parm_1): New parameter size_p, store access size into it.
14936 (unmodified_parm): Likewise.
14937 (unmodified_parm_or_parm_agg_item): Likewise.
14938 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
14939 (set_cond_stmt_execution_predicate): Extract access sizes and store
14940 them to conditions.
14941 (set_switch_stmt_execution_predicate): Likewise.
14942 (will_be_nonconstant_expr_predicate): Likewise.
14943 (will_be_nonconstant_predicate): Likewise.
14944 (inline_read_section): Stream condition size.
14945 (inline_write_summary): Likewise.
14947 2016-05-18 Richard Biener <rguenther@suse.de>
14949 * tree-ssa-loop-im.c (determine_max_movement): Properly add
14950 condition cost to PHI cost instead of total_cost.
14952 2016-05-18 Martin Liska <mliska@suse.cz>
14955 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
14958 2016-05-18 Richard Biener <rguenther@suse.de>
14960 * lto-streamer.h (LTO_major_version): Bump to 6.
14962 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
14964 * function.c (make_split_prologue_seq, make_prologue_seq,
14965 make_epilogue_seq): New functions, factored out from...
14966 (thread_prologue_and_epilogue_insns): Here.
14968 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
14970 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
14971 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
14972 of before. Add a comment.
14974 2016-05-18 Bin Cheng <bin.cheng@arm.com>
14976 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
14977 expression pointer, not pointer to the pointer.
14979 2016-05-18 Jakub Jelinek <jakub@redhat.com>
14981 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
14982 (avx2_pbroadcast<mode>): Add another alternative with v instead
14983 of x constraints in it, using <pbroadcast_evex_isa> isa.
14984 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
14986 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
14987 constraint x instead of v in second alternative, add avx512bw
14990 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
14991 constraint x instead of v in second alternative, add avx512bw
14994 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
14995 constraint x instead of v in second alternative, add avx512bw
14998 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
14999 avx512bw alternative.
15001 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
15003 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
15004 array to 128 chars.
15005 (define_insn "*andnottf3"): Ditto.
15006 (define_insn "*<code><mode>3"/any_logic): Ditto.
15007 (define_insn "*<code>tf3"/any_logic): Ditto.
15008 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
15009 operand to block AVX-512VL insn variant emit when it is not enabled.
15011 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
15013 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
15014 constraint fot SF mode.
15016 2016-05-18 Petr Murzin <petr.murzin@intel.com>
15017 Kirill Yukhin <kirill.yukhin@intel.com>
15019 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
15021 (define_insn "rsqrt14<mode>"): Ditto.
15022 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
15023 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
15024 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
15025 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
15026 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
15028 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
15029 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
15030 * config/i386/i386.c (ix86_print_operand): Expand check for size
15031 override codes for Intel syntax.
15033 2016-05-18 Richard Biener <rguenther@suse.de>
15035 PR tree-optimization/71168
15036 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
15037 initialization earlier.
15039 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
15041 * config/aarch64/aarch64-simd.md
15042 (aarch64_reduc_plus_internal<mode>): Rename to...
15043 (reduc_plus_scal): ...This, and remove previous implementation.
15045 2016-05-18 Richard Biener <rguenther@suse.de>
15047 * passes.def: Put late dse and cd_dce in canonical order.
15049 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
15051 * ipa-inline-transform.c (preserve_function_body_p): Look for
15052 first non-thunk clone.
15053 (save_function_body): Save into first non-thunk.
15054 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
15056 (lto_output_node): Inline thunks don't need body in every
15058 * lto-streamer-in.c: Do not fixup thunk clones.
15059 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
15061 * tree-inline.c (copy_bb): Be prepared for target node to be new after
15064 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
15066 PR middle-end/63586
15067 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
15068 (reassociate_bb): Call transform_add_to_multiply.
15070 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
15072 * config/aarch64/aarch64.c (all_extensions): Removed unused
15075 2016-05-17 Nathan Sidwell <nathan@acm.org>
15077 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
15078 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
15080 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
15082 PR tree-optimization/54579
15083 PR middle-end/55299
15084 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
15086 2016-05-17 Marek Polacek <polacek@redhat.com>
15089 * tree-inline.c (expand_call_inline): Call
15090 maybe_remove_unused_call_args.
15092 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
15094 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
15095 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
15096 * doc/md.texi (fmin@var{m}3): Likewise.
15098 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
15100 * match.pd (X & C): New transformation.
15102 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
15104 * match.pd (~X & Y): New transformation.
15106 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
15108 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
15109 information for new SSA_NAME.
15110 (simplify_conversion_using_ranges): Get range through get_range_info
15111 instead of get_value_range.
15113 2016-05-17 Jiong Wang <jiong.wang@arm.com>
15115 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
15116 Remove inline assembly.
15117 (vmvn_s16): Likewise.
15118 (vmvn_s32): Likewise.
15119 (vmvn_u8): Likewise.
15120 (vmvn_u16): Likewise.
15121 (vmvn_u32): Likewise.
15122 (vmvnq_s8): Likewise.
15123 (vmvnq_s16): Likewise.
15124 (vmvnq_s32): Likewise.
15125 (vmvnq_u8): Likewise.
15126 (vmvnq_u16): Likewise.
15127 (vmvnq_u32): Likewise.
15128 (vmvn_p8): Likewise.
15129 (vmvnq_p16): Likewise.
15131 2016-05-17 Jiong Wang <jiong.wang@arm.com>
15133 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
15135 (vmul_n_s16): Likewise.
15136 (vmul_n_s32): Likewise.
15137 (vmul_n_u16): Likewise.
15138 (vmul_n_u32): Likewise.
15139 (vmulq_n_f32): Likewise.
15140 (vmulq_n_f64): Likewise.
15141 (vmulq_n_s16): Likewise.
15142 (vmulq_n_s32): Likewise.
15143 (vmulq_n_u16): Likewise.
15144 (vmulq_n_u32): Likewise.
15146 2016-05-17 Jiong Wang <jiong.wang@arm.com>
15148 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
15149 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
15151 2016-05-17 Jiong Wang <jiong.wang@arm.com>
15153 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
15154 to *aarch64_fma4_elt_from_dup<mode>.
15155 (*aarch64_fnma4_elt_to_128df): Rename to
15156 *aarch64_fnma4_elt_from_dup<mode>.
15157 * config/aarch64/arm_neon.h (vfma_n_f64): New.
15158 (vfms_n_f32): Likewise.
15159 (vfms_n_f64): Likewise.
15160 (vfmsq_n_f32): Likewise.
15161 (vfmsq_n_f64): Likewise.
15163 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
15165 * wide-int.h: Change fixed_wide_int_storage from class to struct.
15167 2016-05-17 Richard Biener <rguenther@suse.de>
15169 PR tree-optimization/71132
15170 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
15171 Only add control dependences for blocks in the loop.
15172 (build_rdg): Adjust.
15173 (generate_code_for_partition): Return whether loop should
15174 be destroyed and delay that.
15175 (distribute_loop): Likewise.
15176 (pass_loop_distribution::execute): Record loops to be destroyed
15177 and perform delayed destroying of loops.
15179 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15182 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
15184 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
15186 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
15188 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
15191 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
15192 insertion point for instructions generated by validize_mem.
15194 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
15196 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
15199 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
15201 * config/aarch64/aarch64.c
15202 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
15203 rather than a macro.
15205 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
15207 * doc/invoke.texi (AArch64 Options): Various updates.
15209 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15211 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
15212 into instrumentation thunks.
15213 * cif-code.def (CIF_CHKP): New.
15215 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
15217 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
15219 2016-05-16 Martin Jambor <mjambor@suse.cz>
15221 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
15222 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
15224 2016-05-16 Marek Polacek <polacek@redhat.com>
15226 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
15229 2016-05-16 Martin Jambor <mjambor@suse.cz>
15232 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
15233 the outlined kernel function.
15235 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
15237 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
15238 (ISA_HAS_DLSA): Ditto.
15240 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
15242 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
15244 2016-05-16 Nathan Sidwell <nathan@acm.org>
15246 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
15247 (nvptx_name_replacement): Restore. Add comment.
15248 (write_fn_proto, write_fn_proto_from_insn,
15249 nvptx_output_call_insn): Restore
15250 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
15252 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
15254 * config/aarch64/aarch64.md
15255 (add<mode>3_compareC_cconly_imm): Remove use of %w.
15256 (add<mode>3_compareC_imm): Likewise.
15257 (<optab>si3_uxtw): Split into register and immediate variants.
15258 (andsi3_compare0_uxtw): Likewise.
15259 (and<mode>3_compare0): Likewise.
15260 (and<mode>3nr_compare0): Likewise.
15261 (stack_protect_test_<mode>): Don't use %x for memory operands.
15263 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
15265 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
15267 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
15269 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
15270 Split integer shifts into shift_reg and bfm.
15271 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
15272 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
15273 (ror<mode>3_insn): Likewise.
15274 (<optab>si3_insn_uxtw): Likewise.
15275 (<optab><mode>3_insn): Change to rotate_imm.
15276 (extr<mode>5_insn_alt): Likewise.
15277 (extrsi5_insn_uxtw): Likewise.
15278 (extrsi5_insn_uxtw_alt): Likewise.
15280 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
15282 * doc/tm.texi: Regenerate.
15283 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
15284 (TARGET_INVALID_RETURN_TYPE): Remove.
15285 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
15286 TARGET_INVALID_RETURN_TYPE.
15287 * target.def (invalid_parameter_type): Remove.
15288 (invalid_return_type): Remove.
15290 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15292 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
15293 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
15295 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
15297 (preserve_function_body_p): No need to preserve function body
15298 * cif-codes.def (CIF_THUNK): Remove.
15299 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
15301 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15303 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
15305 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15307 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
15310 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15312 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
15313 (inline_small_functions): Do not look for function symbol when
15316 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15318 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
15321 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
15322 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15323 Jiong Wang <jiong.wang@arm.com>
15325 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
15326 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
15327 Define __ARM_FP16_ARGS when appropriate.
15328 * config/arm/arm.c (arm_invalid_parameter_type): Remove
15330 (arm_invalid_return_type): Likewise.
15331 (TARGET_INVALID_PARAMETER_TYPE): Remove.
15332 (TARGET_INVALID_RETURN_TYPE): Remove.
15333 (aapcs_vfp_sub_candidate): Allow HFmode.
15334 (aapcs_vfp_allocate): Add comment. Support HFmode.
15335 (aapcs_vfp_allocate_return_reg): Likewise.
15336 (struct aapcs_cp_arg_layout): Slightly reword comments for
15337 is_return_candidate and allocate_return_reg.
15338 (output_mov_vfp): Update assert.
15339 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
15341 (arm_invalid_parameter_type): Remove.
15342 (amr_invalid_return_type): Remove.
15343 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
15344 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
15345 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
15347 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
15349 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
15350 * config/aarch64/arch64-protos.h
15351 (aarch64_legitimize_reload_address): Remove.
15352 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
15355 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
15357 * configure.ac: Add ACX_NONCANONICAL_HOST.
15358 * configure: Regenerate.
15359 * Makefile.in: Set host_noncanonical.
15361 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
15364 * config/i386/i386.md (*movtf_internal): Before register allocation,
15365 do not allow FP constants for CM_MEDIUM memory model, allow only
15366 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
15367 (*movxf_internal): Ditto.
15368 (*movdf_internal): Ditto.
15369 (*movsf_internal): Ditto.
15371 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
15373 PR rtl-optimization/67483
15374 * combine.c (make_compound_operation): Don't call extract_left_shift
15375 with negative shift amounts.
15377 2016-05-13 Jakub Jelinek <jakub@redhat.com>
15380 * fold-const.c (fold_checksum_tree): Allow modification
15381 of TYPE_ALIAS_SET during folding.
15383 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
15384 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
15385 (ix86_split_to_parts): Likewise. Fix up formatting.
15387 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
15389 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
15390 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
15393 2016-05-13 Nathan Sidwell <nathan@acm.org>
15395 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
15396 (nvptx_name_replacement): Delete.
15397 (write_fn_proto, write_fn_proto_from_insn,
15398 nvptx_output_call_insn): Remove nvptx_name_replacement call.
15399 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
15400 * langhooks.c (add_builtin_funcction_common): Call
15401 targetm.mangle_decl_assembler_name.
15403 * config/nvptx/nvptx.c (write_fn_proto): Handle
15404 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
15406 2016-05-13 Martin Liska <mliska@suse.cz>
15408 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
15409 and PRIu64 in printf format.
15411 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15413 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
15416 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15418 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
15419 Change --param max-completely-peeled-times to
15420 --param max-completely-peel-times in dump file printing.
15422 2016-05-13 Richard Biener <rguenther@suse.de>
15424 PR tree-optimization/42587
15425 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
15426 (find_bswap_or_nop_1): Likewise.
15427 (bswap_replace): Likewise.
15429 2016-05-13 Martin Liska <mliska@suse.cz>
15431 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
15432 Initialize a variable with default value.
15434 2016-05-13 Martin Liska <mliska@suse.cz>
15436 * doc/invoke.texi: Enhance explanation of error recovery
15439 2016-05-13 Martin Liska <mliska@suse.cz>
15441 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
15442 (struct cost_pair): Change inv_expr_id (int) to inv_expr
15443 (iv_inv_expr_ent *).
15444 (struct iv_inv_expr_ent): Comment struct fields.
15445 (sort_iv_inv_expr_ent): New function.
15446 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
15447 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
15448 a hash_map between iv_inv_expr_ent and number of usages.
15449 (niter_for_exit): Fix coding style.
15450 (tree_ssa_iv_optimize_init): Use renamed variable.
15451 (determine_base_object): Fix coding style.
15452 (alloc_iv): Likewise.
15453 (find_interesting_uses_outside): Likewise.
15454 (add_candidate_1): Likewise.
15455 (add_standard_iv_candidates): Likewise.
15456 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
15457 (prepare_decl_rtl): Fix coding style.
15458 (get_address_cost): Likewise.
15459 (get_shiftadd_cost): Likewise.
15460 (force_expr_to_var_cost): Likewise.
15461 (compare_aff_trees): Likewise.
15462 (get_expr_id): Restructure the function.
15463 (get_loop_invariant_expr_id): Renamed to
15464 get_loop_invariant_expr.
15465 (get_computation_cost_at): Replace usage of inv_expr_id with
15467 (get_computation_cost): Likewise.
15468 (determine_group_iv_cost_generic): Likewise.
15469 (determine_group_iv_cost_address): Likewise.
15470 (iv_period): Fix coding style.
15471 (iv_elimination_compare_lt): Likewise.
15472 (may_eliminate_iv): Likewise.
15473 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
15475 (determine_group_iv_costs): Dump invariant expressions.
15476 (iv_ca_recount_cost): Use the newly added hash_map.
15477 (iv_ca_set_remove_invariants): Fix coding style.
15478 (iv_ca_set_add_invariants): Fix coding style.
15479 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
15481 (iv_ca_set_cp): Likewise.
15482 (iv_ca_new): Initialize the newly added hash_map and remove
15483 initialization of fields.
15484 (iv_ca_free): Delete the hash_map.
15485 (iv_ca_dump): Dump invariant expressions.
15486 (iv_ca_extend): Fix coding style.
15487 (try_add_cand_for): Likewise.
15488 (create_new_ivs): Dump information about # of avg iterations and
15489 # of used invariant expressions.
15490 (rewrite_use_compare): Fix coding style.
15491 (free_loop_data): Set default value for max_inv_expr_id.
15493 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
15495 * cse.c (rest_of_handle_cse): Use cleanup_cfg
15496 returned value cse_cfg_altered computation.
15497 (rest_of_handle_cse2): Likewise.
15498 (rest_of_handle_cse_after_global_opts): Likewise.
15500 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15503 * config/arm/arm.c (arm32_output_mi_thunk): New.
15504 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
15505 to split Thumb1 vs TARGET_32BIT functionality.
15506 (arm_thumb1_mi_thunk): New.
15508 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15510 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
15513 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15516 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
15518 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
15520 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
15521 (expand_builtin_trap): Emit a regular call.
15522 (set_builtin_user_assembler_name): Remove obsolete cases.
15523 * dse.c (scan_insn): Adjust.
15524 * except.c: Include calls.h.
15525 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
15526 emit a regular call to setjmp.
15527 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
15528 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
15529 (emit_block_move_via_libcall): Delete.
15530 (block_move_fn): Delete.
15531 (init_block_move_fn): Likewise.
15532 (emit_block_move_libcall_fn): Likewise.
15533 (emit_block_op_via_libcall): New function.
15534 (set_storage_via_libcall): Tidy up and use memset builtin.
15535 (block_clear_fn): Delete.
15536 (init_block_clear_fn): Likewise.
15537 (clear_storage_libcall_fn): Likewise.
15538 (expand_assignment): Call emit_block_move_via_libcall.
15539 Do not include gt-expr.h.
15540 * expr.h (emit_block_op_via_libcall): Declare.
15541 (emit_block_copy_via_libcall): New inline function.
15542 (emit_block_move_via_libcall): Likewise.
15543 (emit_block_comp_via_libcall): Likewise.
15544 (block_clear_fn): Delete.
15545 (init_block_move_fn): Likewise.
15546 (init_block_clear_fn): Likewise.
15547 (emit_block_move_via_libcall): Likewise.
15548 (set_storage_via_libcall): Add default parameter value.
15549 * libfuncs.h (enum libfunc_index): Remove obsolete values.
15550 (abort_libfunc): Delete.
15551 (memcpy_libfunc): Likewise.
15552 (memmove_libfunc): Likewise.
15553 (memcmp_libfunc): Likewise.
15554 (memset_libfunc): Likewise.
15555 (setbits_libfunc): Likewise.
15556 (setjmp_libfunc): Likewise.
15557 (longjmp_libfunc): Likewise.
15558 (profile_function_entry_libfunc): Likewise.
15559 (profile_function_exit_libfunc): Likewise.
15560 (gcov_flush_libfunc): Likewise.
15561 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
15562 and DECL_VISIBILITY on the declaration.
15563 (init_optabs): Do not initialize obsolete libfuncs.
15564 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
15565 * tree-core.h (ECF_RET1): Define.
15566 (ECF_TM_PURE): Adjust.
15567 (ECF_TM_BUILTIN): Likewise.
15568 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
15569 (build_common_builtin_nodes): Initialize abort builtin.
15570 Add ECF_RET1 on memcpy, memmove and memset builtins.
15571 Pass final flags for alloca and alloca_with_align builtins.
15572 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
15574 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
15575 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
15576 set_storage_via_libcall and call emit_block_copy_via_libcall.
15578 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
15580 * config/i386/i386.md (*call_got_x32): Change operand 0 to
15581 DImode before it is passed to ix86_output_call_operand.
15582 (*call_value_got_x32): Ditto for operand 1.
15584 2016-05-12 Jiong Wang <jiong.wang@arm.com>
15586 PR rtl-optimization/70904
15587 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
15588 reload for wide mode.
15590 2016-05-12 Marek Polacek <polacek@redhat.com>
15593 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
15594 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
15595 * langhooks.h (incomplete_type_error): Likewise.
15596 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
15597 parameter, pass it down to incomplete_type_error.
15598 * tree.h (size_in_bytes): New inline overload.
15599 (size_in_bytes_loc): Renamed from size_in_bytes.
15601 2016-05-12 Richard Biener <rguenther@suse.de>
15603 PR tree-optimization/71059
15604 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
15605 nary before looking up or entering the expression into the VN
15607 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
15608 Make sure to re-use NARYs without result as inserted by
15611 2016-05-12 Richard Biener <rguenther@suse.de>
15613 PR tree-optimization/71062
15614 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
15616 * tree-ssa-structalias.c (set_uids_in_ptset): Set
15617 vars_contains_restrict if the var is a restrict tag.
15618 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
15619 do not disambiguate pointers against it.
15620 (dump_points_to_solution): Re-structure and adjust for new
15621 vars_contains_restrict flag.
15622 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
15624 2016-05-12 Martin Liska <mliska@suse.cz>
15626 * doc/invoke.texi: Explain connection between
15627 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
15629 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
15631 PR tree-optimization/71006
15632 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
15633 consider COND_EXPR as a mask producer.
15635 2016-05-12 Marek Polacek <polacek@redhat.com>
15638 * opts.c (common_handle_option): Detect missing argument for --help^.
15640 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15643 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
15644 when popping the PC and within an interrupt handler routine.
15645 Add missing tab to output of "ldmfd".
15646 (output_return_instruction): Output LDMFD with SP update rather
15647 than POP when returning from interrupt handler.
15649 2016-05-12 Jakub Jelinek <jakub@redhat.com>
15651 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
15652 TARGET_64BIT && TARGET_AVX512DQ.
15653 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
15654 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
15655 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
15656 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
15657 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
15658 (*vec_extractv4si_zext): Add avx512dq alternative.
15659 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
15660 use v instead of x constraint in other alternatives where possible.
15662 * config/i386/sse.md (sse2_loadld): Use v instead of x
15663 constraint in alternatives 0,1,4.
15665 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
15666 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
15667 v constraints instead of x and <pinsr_evex_isa> isa attribute.
15670 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
15671 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
15672 is not emitted unless TARGET_AVX512BW.
15673 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
15674 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
15675 for the result operand.
15677 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
15678 constraint instead of x in avx alternatives. Use maybe_evex instead
15681 * config/i386/constraints.md (Yv): New constraint.
15682 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
15683 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
15684 * config/i386/i386.md (avx512fvecmode): New mode attr.
15685 (*pushtf): Use v constraint instead of x.
15686 (*movtf_internal): Likewise. For TARGET_AVX512VL and
15687 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
15688 (*absneg<mode>2): Use Yv constraint instead of x constraint.
15689 (*absnegtf2_sse): Likewise.
15690 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
15691 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
15692 avx512f alternatives.
15693 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
15695 2016-05-12 Richard Biener <rguenther@suse.de>
15697 PR tree-optimization/71060
15698 * tree-data-ref.c (initialize_data_dependence_relation): Do not
15699 require exact match of DR_BASE_OBJECT but only matching address and
15702 2016-05-12 Richard Biener <rguenther@suse.de>
15704 PR tree-optimization/70986
15705 * cfganal.c: Include cfgloop.h.
15706 (dfs_find_deadend): Prefer to take edges exiting loops.
15708 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15710 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
15711 compile and run time.
15713 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
15716 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
15718 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
15720 * config/i386/i386.c (legitimize_pic_address): Use
15721 copy_to_suggested_reg instead of gen_movsi.
15723 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
15725 * config/rs6000/predicates.md (quad_memory_operand): Move most of
15726 the code into quad_address_p and call it to share code with
15727 vsx_quad_dform_memory_operand.
15728 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
15730 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
15731 bit instead of being a separate word. Split -mpower9-dform into
15732 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
15733 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
15734 for the register class supporting 128-bit quad word memory offsets.
15735 (mode_supports_vsx_dform_quad): Helper function to return if the
15736 register class uses quad word memory offsets.
15737 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
15738 (rs6000_debug_reg_global): Always print if we are using LRA or not.
15739 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
15740 instructions are enabled, set up the appropriate addr_masks for
15742 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
15743 -mpower9-dform-scalar, instead of -mpower9-dform.
15744 (rs6000_option_override_internal): Split -mpower9-dform into two
15745 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
15746 -mpower9-dform switch sets or clears both. If we are not using
15747 the LRA register allocator, do not enable -mpower9-dform-vector by
15748 default. If we are using LRA, enable -mpower9-dform-vector and
15749 -mvsx-timode if it is appropriate. Issue a warning if either
15750 -mpower9-dform-vector or -mvsx-timode are explicitly used without
15752 (quad_address_offset_p): New helper function to return if the
15753 offset is legal for quad word memory instructions.
15754 (quad_address_p): New function to determin if GPR or vector
15755 register quad word memory addresses are legal.
15756 (mem_operand_gpr): Validate quad word address offsets.
15757 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
15758 d-form (register + offset) instructions.
15759 (offsettable_ok_by_alignment): Likewise.
15760 (rs6000_legitimate_offset_address_p): Likewise.
15761 (legitimate_lo_sum_address_p): Likewise.
15762 (rs6000_legitimize_address): Likewise.
15763 (rs6000_legitimize_reload_address): Add more debug statements for
15765 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
15766 d-form instructions.
15767 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
15768 d-form instructions. Distinguish different cases in debug
15769 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
15770 d-form instructions.
15771 (rs6000_preferred_reload_class): Likewise.
15772 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
15773 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
15774 of the ISA 2.06 indexed memory instructions.
15775 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
15776 use them to save/restore the saved vector registers instead of
15777 using Altivec instructions.
15778 (rs6000_emit_epilogue): Likewise.
15779 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
15780 (rs6000_opt_masks): Split -mpower9-dform into
15781 -mpower9-dform-scalar and -mpower9-dform-vector.
15782 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
15784 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
15785 ISA 3.0 vector indexed memory instructions, and fold the code into
15786 the normal mov<mode> patterns.
15787 (p9_vecstore_<mode>): Likewise.
15788 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
15790 (vsx_movti_64bit): Likewise.
15791 (vsx_movti_32bit): Likewise.
15792 * config/rs6000/constraints.md (wO constraint): New constraint for
15793 ISA 3.0 vector d-form support.
15794 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
15795 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
15796 include -mpower9-dform-vector until we switch over to LRA.
15797 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
15798 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
15799 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
15800 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
15801 for -mpower9-dform and -mlra.
15802 * doc/md.texi (wO constraint): Document wO constraint.
15804 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
15806 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
15807 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
15808 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
15809 Move handling of non-insn arguments inline into the sole user:
15810 (output_trans_func): ...here.
15811 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
15812 in emitted function prototype.
15813 (output_internal_insn_latency_func): Ditto. Simplify.
15814 (output_internal_maximal_insn_latency_func): Ditto. Delete
15815 always-unused argument.
15816 (output_insn_latency_func): Ditto.
15817 (output_maximal_insn_latency_func): Ditto.
15819 2016-05-11 Richard Biener <rguenther@suse.de>
15821 PR tree-optimization/71055
15822 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
15823 sth with precision not equal to access size verify we don't chop
15826 2016-05-11 Richard Biener <rguenther@suse.de>
15829 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
15830 (dwarf2out_finish): Move retry_incomplete_types call ...
15831 (dwarf2out_early_finish): ... here.
15833 2016-05-11 Richard Biener <rguenther@suse.de>
15835 PR middle-end/71002
15836 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
15837 if the langhook insists on it.
15838 * fold-const.c (make_bit_field_ref): Add arg for the original
15839 reference and preserve its alias-set.
15840 (decode_field_reference): Take exp by reference and adjust it
15841 to the original memory reference.
15842 (optimize_bit_field_compare): Adjust callers.
15843 (fold_truth_andor_1): Likewise.
15844 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
15846 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
15848 PR middle-end/70807
15849 * cfgrtl.h (delete_insn_and_edges): Now return bool.
15850 * cfgrtl.c (delete_insn_and_edges): Likewise.
15851 * config/i386/i386.c (convert_scalars_to_vector): Remove
15853 * cse.c (cse_insn): Compute cse_cfg_altered.
15854 (delete_trivially_dead_insns): Likewise.
15855 (cse_cc_succs): Likewise.
15856 (rest_of_handle_cse): Free dominance info if required.
15857 (rest_of_handle_cse2): Likewise.
15858 (rest_of_handle_cse_after_global_opts): Likewise.
15860 2016-05-11 Alan Modra <amodra@gmail.com>
15862 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
15863 abi_v4_pass_in_fpr): New functions.
15864 (rs6000_function_arg_boundary): Exclude complex IBM long double
15865 from 64-bit alignment when ABI_V4.
15866 (rs6000_function_arg, rs6000_function_arg_advance_1,
15867 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
15869 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
15871 PR rtl-optimization/71028
15872 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
15873 jump with just a return in the fallthrough block if the branch
15874 block contains just a return as well.
15876 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
15878 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
15879 * match.pd ((X & Y) ^ Y): ... this.
15880 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
15881 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
15883 2016-05-10 David Malcolm <dmalcolm@redhat.com>
15885 * read-md.c (require_char_ws): New function.
15886 (read_string): Simplify using require_char_ws.
15887 (handle_constants): Likewise.
15888 (handle_enum): Likewise.
15889 (handle_file): Likewise.
15890 * read-md.h (require_char_ws): New declaration.
15891 * read-rtl.c (read_conditions): Simplify using require_char_ws.
15892 (read_mapping): Likewise.
15893 (read_rtx_code): Likewise.
15894 (read_nested_rtx): Likewise.
15896 2016-05-10 James Norris <jnorris@codesourcery.com>
15898 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
15899 if offloading is enabled and -fopenacc or -fopenmp is specified.
15900 (CRTOFFLOADEND): Likewise.
15901 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
15902 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
15904 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
15906 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
15907 gotoff_operand code paths. Use copy_to_suggested_regs and
15908 expand_simple_binop where appropriate. Cleanup.
15910 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
15913 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
15915 (dimode_scalar_chain::vector_const_cost): New.
15916 (dimode_scalar_chain::compute_convert_gain): Handle constants.
15917 (dimode_scalar_chain::convert_op): Likewise.
15918 (dimode_scalar_chain::convert_insn): Likewise.
15920 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
15922 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
15923 unary operation, not a binary one.
15925 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
15927 PR middle-end/70877
15928 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
15929 calls with type casted fndecl.
15931 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
15933 PR tree-optimization/70786
15934 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
15935 * calls.c (initialize_argument_information): Bind bounds
15936 with corresponding args passed by reference.
15938 2016-05-10 Jakub Jelinek <jakub@redhat.com>
15941 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
15942 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
15943 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
15946 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15949 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
15950 code for a zero scale factor.
15951 (vsx_xvcvdpuxds_scale): Likewise.
15953 2016-05-10 David Malcolm <dmalcolm@redhat.com>
15955 * diagnostic-show-locus.c (layout::layout): Call show_ruler
15956 if show_ruler_p was set on the context.
15957 (layout::show_ruler): New method.
15958 * diagnostic.h (struct diagnostic_context): Add field
15961 2016-05-10 Richard Biener <rguenther@suse.de>
15963 PR tree-optimization/71039
15964 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
15965 (chk_uses): New function.
15966 (propagate_with_phi): Verify we can safely replicate the lhs of an
15967 aggregate assignment on all incoming edges.
15969 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
15971 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
15973 (rx_atomic_sequence): New class.
15974 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
15975 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
15977 (rx_atomic_sequence::rx_atomic_sequence,
15978 rx_atomic_sequence::~rx_atomic_sequence): New functions.
15979 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
15980 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
15981 CTRLREG_INTB): New constants.
15982 (FETCHOP): New code iterator.
15983 (fethcop_name, fetchop_name2): New iterator code attributes.
15984 (QIHI): New mode iterator.
15985 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
15986 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
15987 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
15989 2016-05-10 Martin Liska <mliska@suse.cz>
15991 * tree-inline.c (remap_dependence_clique): Do not remap
15992 debugging statements.
15994 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15996 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
15997 ("*fixuns_truncdfdi2_z13")
15998 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
15999 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
16000 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
16002 2016-05-10 Richard Biener <rguenther@suse.de>
16004 PR tree-optimization/70497
16005 PR tree-optimization/28367
16006 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
16008 (visit_reference_op_load): ... here.
16009 (vn_reference_lookup_3): Use it to handle subreg-like accesses
16010 with simplified BIT_FIELD_REFs.
16011 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
16012 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
16015 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
16017 * dwarf2out.c (add_abstract_origin_attribute): Adjust
16018 documentation comment. For BLOCK nodes, add a
16019 DW_AT_abstract_origin attribute that points to the DIE generated
16020 for the origin BLOCK.
16021 (gen_lexical_block_die): Call add_abstract_origin_attribute for
16022 blocks from inlined functions.
16024 2016-05-10 Alan Modra <amodra@gmail.com>
16027 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
16028 regrename modifying insns saving lr before __morestack call.
16029 * config/rs6000/rs6000.md (split_stack_return): Similarly for
16030 insns restoring lr after __morestack call.
16032 2016-05-09 Jakub Jelinek <jakub@redhat.com>
16034 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
16035 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
16037 * config/i386/sse.md (vec_interleave_high<mode>,
16038 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
16039 <avx512>_vpermt2var<mode>3_maskz): Likewise.
16041 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
16043 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
16044 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
16045 parallel reassociation for power8 and forward.
16047 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
16049 * config/i386/i386.md (absneg splitters with general regs): Use
16050 general_reg_operand predicate.
16051 (btsq peephole2): Use x86_64_immediate_operand to check if new
16052 value is suitable for immediate operand. Generate emitted insn
16053 using RTL expressions.
16054 (btcq peephole2): Ditto.
16055 (btrq peephole2): Ditto. Generate correct immediate operand
16058 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
16060 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
16063 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
16065 * tree-affine.c (wide_int_constant_multiple_p): Add missing
16066 pointer dereference.
16068 2016-05-09 Richard Biener <rguenther@suse.de>
16070 PR tree-optimization/70985
16071 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
16072 op0 isn't a gimple register.
16074 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
16076 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
16077 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
16078 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
16079 (i6400_fpu_mult): New cpu units.
16080 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
16081 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
16082 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
16083 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
16084 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
16085 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
16086 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
16087 (i6400_msa_long_float4, i6400_msa_long_float5)
16088 (i6400_msa_long_float8, i6400_msa_fdiv_df)
16089 (i6400_msa_fdiv_sf): New reservations.
16090 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
16091 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
16092 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
16093 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
16094 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
16095 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
16096 (msa_short_cmp, msa_short_float2, msa_short_logic3)
16097 (msa_short_store4, msa_long_load, msa_short_store)
16098 (msa_long_logic, msa_long_float2, msa_long_float4)
16099 (msa_long_float5, msa_long_float8, msa_long_mult)
16100 (msa_long_fdiv, msa_long_div): New reservations.
16102 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
16103 Sameera Deshpande <sameera.deshpande@imgtec.com>
16104 Matthew Fortune <matthew.fortune@imgtec.com>
16105 Graham Stott <graham.stott@imgtec.com>
16106 Chao-ying Fu <chao-ying.fu@imgtec.com>
16108 * config.gcc: Add MSA header file for mips*-*-* target.
16109 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
16110 (Ubv8i, Urv8): New constraints.
16111 * config/mips/mips-ftypes.def: Add function types for MSA
16113 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
16114 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
16115 * config/mips/mips-msa.md: New file.
16116 * config/mips/mips-protos.h
16117 (mips_split_128bit_const_insns): New prototype.
16118 (mips_msa_idiv_insns): Likewise.
16119 (mips_split_128bit_move): Likewise.
16120 (mips_split_128bit_move_p): Likewise.
16121 (mips_split_msa_copy_d): Likewise.
16122 (mips_split_msa_insert_d): Likewise.
16123 (mips_split_msa_fill_d): Likewise.
16124 (mips_expand_msa_branch): Likewise.
16125 (mips_const_vector_same_val_p): Likewise.
16126 (mips_const_vector_same_bytes_p): Likewise.
16127 (mips_const_vector_same_int_p): Likewise.
16128 (mips_const_vector_shuffle_set_p): Likewise.
16129 (mips_const_vector_bitimm_set_p): Likewise.
16130 (mips_const_vector_bitimm_clr_p): Likewise.
16131 (mips_msa_vec_parallel_const_half): Likewise.
16132 (mips_msa_output_division): Likewise.
16133 (mips_ldst_scaled_shift): Likewise.
16134 (mips_expand_vec_cond_expr): Likewise.
16135 * config/mips/mips.c (enum mips_builtin_type): Add
16136 MIPS_BUILTIN_MSA_TEST_BRANCH.
16137 (mips_gen_const_int_vector_shuffle): New prototype.
16138 (mips_const_vector_bitimm_set_p): New function.
16139 (mips_const_vector_bitimm_clr_p): Likewise.
16140 (mips_const_vector_same_val_p): Likewise.
16141 (mips_const_vector_same_bytes_p): Likewise.
16142 (mips_const_vector_same_int_p): Likewise.
16143 (mips_const_vector_shuffle_set_p): Likewise.
16144 (mips_symbol_insns): Forbid loading symbols via immediate for
16146 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
16148 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
16150 (mips_lx_address_p): Add support load indexed address for MSA.
16151 (mips_address_insns): Add calculation of instructions needed for
16152 stores and loads for MSA.
16153 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
16154 CONST_VECTOR for MSA and let it fall through.
16155 (mips_ldst_scaled_shift): New function.
16156 (mips_subword_at_byte): Likewise.
16157 (mips_msa_idiv_insns): Likewise.
16158 (mips_legitimize_move): Validate MSA moves.
16159 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
16160 calculation of costs for MSA division.
16161 (mips_split_move_p): Check if MSA moves need splitting.
16162 (mips_split_move): Split MSA moves if necessary.
16163 (mips_split_128bit_move_p): New function.
16164 (mips_split_128bit_move): Likewise.
16165 (mips_split_msa_copy_d): Likewise.
16166 (mips_split_msa_insert_d): Likewise.
16167 (mips_split_msa_fill_d): Likewise.
16168 (mips_output_move): Handle MSA moves.
16169 (mips_expand_msa_branch): New function.
16170 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
16171 Reinstate 'y' modifier.
16172 (mips_file_start): Add MSA .gnu_attribute.
16173 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
16175 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
16176 (mips_class_max_nregs): Add register size for MSA supported mode.
16177 (mips_cannot_change_mode_class): Allow conversion between MSA
16178 vector modes and TImode.
16179 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
16181 (mips_secondary_reload_class): Force MSA loads/stores via memory.
16182 (mips_preferred_simd_mode): Add preffered modes for MSA.
16183 (mips_vector_mode_supported_p): Add MSA supported modes.
16184 (mips_autovectorize_vector_sizes): New function.
16185 (mips_msa_output_division): Likewise.
16186 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
16187 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
16188 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
16189 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
16190 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
16191 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
16192 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
16193 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
16194 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
16195 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
16196 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
16197 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
16198 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
16199 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
16200 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
16201 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
16202 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
16203 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
16204 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
16205 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
16206 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
16207 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
16208 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
16209 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
16210 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
16211 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
16212 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
16213 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
16214 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
16215 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
16216 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
16217 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
16218 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
16219 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
16220 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
16221 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
16222 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
16223 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
16224 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
16225 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
16226 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
16227 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
16228 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
16229 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
16230 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
16231 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
16232 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
16233 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
16234 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
16235 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
16236 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
16237 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
16238 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
16239 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
16240 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
16241 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
16242 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
16243 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
16244 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
16245 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
16246 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
16247 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
16248 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
16249 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
16250 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
16251 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
16252 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
16253 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
16254 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
16255 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
16256 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
16257 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
16258 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
16259 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
16260 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
16261 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
16262 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
16263 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
16264 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
16265 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
16266 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
16267 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
16268 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
16269 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
16270 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
16271 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
16272 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
16273 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
16274 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
16275 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
16276 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
16277 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
16278 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
16279 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
16280 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
16281 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
16282 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
16283 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
16284 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
16285 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
16286 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
16287 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
16288 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
16289 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
16290 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
16291 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
16292 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
16293 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
16294 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
16295 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
16296 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
16297 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
16298 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
16299 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
16300 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
16301 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
16302 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
16303 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
16304 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
16305 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
16306 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
16307 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
16308 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
16309 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
16310 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
16311 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
16312 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
16313 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
16314 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
16315 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
16316 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
16317 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
16318 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
16319 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
16320 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
16321 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
16322 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
16323 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
16324 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
16325 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
16326 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
16327 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
16328 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
16329 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
16330 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
16331 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
16332 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
16333 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
16334 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
16335 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
16336 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
16338 (mips_get_builtin_decl_index): New array.
16339 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
16340 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
16341 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
16342 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
16343 (mips_init_builtins): Initialize mips_get_builtin_decl_index
16345 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
16347 (mips_expand_builtin_insn): Prepare operands for
16348 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
16349 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
16350 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
16351 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
16352 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
16353 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
16354 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
16355 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
16356 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
16357 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
16358 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
16359 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
16360 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
16361 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
16362 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
16363 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
16364 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
16365 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
16366 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
16367 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
16368 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
16369 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
16370 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
16371 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
16372 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
16373 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
16374 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
16375 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
16376 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
16377 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
16378 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
16379 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
16380 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
16381 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
16382 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
16383 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
16384 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
16385 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
16386 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
16387 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
16388 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
16389 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
16390 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
16391 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
16392 These are set implicitly and an error is reported if overridden.
16393 (mips_expand_builtin_msa_test_branch): New function.
16394 (mips_expand_msa_shuffle): Likewise.
16395 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
16396 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
16397 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
16398 (mips_expand_vec_unpack): Add support for MSA.
16399 (mips_expand_vector_init): Likewise.
16400 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
16401 instead of const0_rtx.
16402 (mips_msa_vec_parallel_const_half): New function.
16403 (mips_gen_const_int_vector): Likewise.
16404 (mips_gen_const_int_vector_shuffle): Likewise.
16405 (mips_expand_msa_cmp): Likewise.
16406 (mips_expand_vec_cond_expr): Likewise.
16407 * config/mips/mips.h
16408 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
16409 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
16411 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
16412 (ISA_HAS_MSA): New macro.
16413 (UNITS_PER_MSA_REG): Likewise.
16414 (BITS_PER_MSA_REG): Likewise.
16415 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
16416 (MSA_REG_FIRST): New macro.
16417 (MSA_REG_LAST): Likewise.
16418 (MSA_REG_NUM): Likewise.
16419 (MSA_REG_P): Likewise.
16420 (MSA_REG_RTX_P): Likewise.
16421 (MSA_SUPPORTED_MODE_P): Likewise.
16422 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
16423 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
16424 * config/mips/mips.md: Include mips-msa.md.
16425 (alu_type): Add simd_add.
16426 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
16427 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
16428 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
16429 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
16430 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
16431 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
16432 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
16433 simd_move, simd_load, simd_store. Choose "multi" for moves
16435 (qword_mode): New attribute.
16436 (insn_count): Add instruction count for quad moves.
16437 Increase the count for MIPS SIMD division.
16438 (UNITMODE): Add UNITMODEs for vector types.
16439 (addsub): New code iterator.
16440 * config/mips/mips.opt (mmsa): New option.
16441 * config/mips/msa.h: New file.
16442 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
16444 * config/mips/mti-linux.h: Likewise.
16445 * config/mips/predicates.md
16446 (const_msa_branch_operand): New constraint.
16447 (const_uimm3_operand): Likewise.
16448 (const_uimm4_operand): Likewise.
16449 (const_uimm5_operand): Likewise.
16450 (const_uimm8_operand): Likewise.
16451 (const_imm5_operand): Likewise.
16452 (aq10b_operand): Likewise.
16453 (aq10h_operand): Likewise.
16454 (aq10w_operand): Likewise.
16455 (aq10d_operand): Likewise.
16456 (const_m1_operand): Likewise.
16457 (reg_or_m1_operand): Likewise.
16458 (const_exp_2_operand): Likewise.
16459 (const_exp_4_operand): Likewise.
16460 (const_exp_8_operand): Likewise.
16461 (const_exp_16_operand): Likewise.
16462 (const_vector_same_val_operand): Likewise.
16463 (const_vector_same_simm5_operand): Likewise.
16464 (const_vector_same_uimm5_operand): Likewise.
16465 (const_vector_same_uimm6_operand): Likewise.
16466 (const_vector_same_uimm8_operand): Likewise.
16467 (par_const_vector_shf_set_operand): Likewise.
16468 (reg_or_vector_same_val_operand): Likewise.
16469 (reg_or_vector_same_simm5_operand): Likewise.
16470 (reg_or_vector_same_uimm6_operand): Likewise.
16471 * doc/extend.texi (MIPS SIMD Architecture Functions): New
16473 * doc/invoke.texi (-mmsa): Document new option.
16475 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16477 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
16478 * configure: Regenerate.
16479 * config.in: Regenerate.
16480 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
16481 on -fvtable-verify.
16482 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
16483 (ENDFILE_VTV_SPEC): Define.
16485 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
16487 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
16488 registers in all interrupt handlers if necessary.
16489 (rl78_option_override): Add warning.
16490 (MUST_SAVE_MDUC_REGISTERS): New macro.
16491 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
16492 * config/rl78/rl78.c (check_mduc_usage): New function.
16493 (mduc_regs): New structure to hold MDUC register data.
16494 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
16495 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
16496 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
16497 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
16498 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
16499 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
16501 2016-05-09 Bin Cheng <bin.cheng@arm.com>
16503 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
16504 (tree-ssa-loop-niter.h): Ditto.
16505 (idx_within_array_bound, ref_within_array_bound): New functions.
16506 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
16507 Factor out check on writable base object to ...
16508 (base_object_writable): ... here.
16510 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16512 * config/arm/arm.md (probe_stack): Add modes to set source
16515 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
16517 * regrename.c (base_reg_class_for_rename): New static function.
16518 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
16520 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
16522 * cgraph.c (thunk_adjust): Export.
16523 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
16524 * cgraphunit.c (thunk_adjust): Export.
16525 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
16527 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
16529 * tree-inline.c (expand_call_inline): Expand thunks inline.
16531 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
16534 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
16535 (*sse2_vd_cvtss2sd): Ditto.
16536 * config/i386/i386.md
16537 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
16538 Generate *sse2_vd_cvtsd2ss pattern.
16539 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
16540 Generate *sse2_vd_cvtss2sd pattern.
16542 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
16544 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
16545 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
16548 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
16550 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
16551 * config/sh/sh.c: Define and declare variables on first use throughout
16553 (current_function_interrupt): Change to bool type.
16554 (frame_insn): Rename to emit_frame_insn and update users.
16555 (push_regs): Use bool for 'interrupt_handler' argument.
16556 (save_schedule_s): Remove.
16557 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
16558 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
16559 targetm.asm_out.unaligned_op.di.
16560 (gen_far_branch): Remove redundant forward declaration.
16561 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
16562 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
16563 (sh_set_return_address, sh_function_ok_for_sibcall,
16564 scavenge_reg): Update comments.
16565 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
16566 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
16567 (sh_attr_renesas_p): Remove unnecessary parentheses.
16568 (branch_dest): Simplify.
16569 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
16570 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
16571 (CUMULATIVE_ARGS): Change macro to typedef.
16572 (current_function_interrupt): Change to bool type.
16573 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
16574 Surround with __cplusplus ifdef.
16575 (sh_compare_op0, sh_compare_op1): Remove.
16576 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
16578 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
16580 * config/arm/arm.md: (arch): Add neon.
16581 (arch_enabled): Return yes for arch neon when TARGET_NEON.
16582 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
16583 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
16584 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
16585 attributes for alt renumbering. Mark alt 3 as non-predicable.
16586 (thumb2_movdf_vfp): Likewise.
16588 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
16590 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
16591 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
16592 (*andqi_1): Add preferred_for_speed attribute to disparage
16593 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
16594 (*<code>qi_1): Ditto.
16595 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
16596 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
16597 (*ashlqi3_1): Ditto.
16598 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
16599 Add preferred_for_size attribute to disparage alternative 0 and
16600 preferred_for_speed attribute to disparage alternative 1 for
16601 TARGET_PARTIAL_REG_STALL targets.
16603 2016-05-07 Tom de Vries <tom@codesourcery.com>
16605 PR tree-optimization/70956
16606 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
16609 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
16611 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
16612 * config/sh/sh.c (sh_cbranch_distance): Implement it.
16613 * config/sh/sh.md (branch_zero): Remove define_attr.
16614 (define_delay): Disable delay slot if branch distance is one insn.
16616 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
16618 * config/i386/i386.md (LEAMODE): New mode attribute.
16619 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
16620 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
16621 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
16622 operand 2 predicate.
16623 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
16624 (*lea<mode>_general_3): Ditto.
16625 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
16627 2016-05-06 Jakub Jelinek <jakub@redhat.com>
16629 * genmddump.c (main): Convert argv from char ** to const char **.
16631 2016-05-06 David Malcolm <dmalcolm@redhat.com>
16633 * coretypes.h (OVERRIDE): New macro.
16634 (FINAL): New macro.
16636 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
16638 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
16639 allow coalescing if the types are compatible.
16641 2016-05-06 David Malcolm <dmalcolm@redhat.com>
16643 * pass_manager.h (pass_manager::register_pass_name): New method.
16644 (pass_manager::get_pass_by_name): New method.
16645 (pass_manager::create_pass_tab): New method.
16646 (pass_manager::m_name_to_pass_map): New field.
16647 * passes.c (name_to_pass_map): Delete global in favor of field
16648 "m_name_to_pass_map" of pass_manager.
16649 (register_pass_name): Rename from a function to...
16650 (pass_manager::register_pass_name): ...this method, updating
16651 for renaming of global "name_to_pass_map" to field
16652 "m_name_to_pass_map".
16653 (create_pass_tab): Rename from a function to...
16654 (pass_manager::create_pass_tab): ...this method, updating
16655 for renaming of global "name_to_pass_map" to field.
16656 (get_pass_by_name): Rename from a function to...
16657 (pass_manager::get_pass_by_name): ...this method.
16658 (enable_disable_pass): Convert use of get_pass_by_name to
16659 a method call, locating the pass_manager singleton.
16661 2016-05-06 David Malcolm <dmalcolm@redhat.com>
16663 * genattr-common.c (main): Convert argv from char ** to const char **.
16664 * genattr.c (main): Likewise.
16665 * genattrtab.c (main): Likewise.
16666 * genautomata.c (initiate_automaton_gen): Likewise.
16668 * gencodes.c (main): Likewise.
16669 * genconditions.c (main): Likewise.
16670 * genconfig.c (main): Likewise.
16671 * genconstants.c (main): Likewise.
16672 * genemit.c (main): Likewise.
16673 * genenums.c (main): Likewise.
16674 * genextract.c (main): Likewise.
16675 * genflags.c (main): Likewise.
16676 * genmddeps.c (main): Likewise.
16677 * genopinit.c (main): Likewise.
16678 * genoutput.c (main): Likewise.
16679 * genpeep.c (main): Likewise.
16680 * genpreds.c (main): Likewise.
16681 * genrecog.c (main): Likewise.
16682 * gensupport.c (init_rtx_reader_args_cb): Likewise.
16683 (init_rtx_reader_args): Likewise.
16684 * gensupport.h (init_rtx_reader_args_cb): Likewise.
16685 (init_rtx_reader_args): Likewise.
16686 * gentarget-def.c (main): Likewise.
16687 * read-md.c (read_md_files): Likewise.
16688 * read-md.h (read_md_files): Likewise.
16690 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
16692 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
16693 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
16694 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
16695 Remove unused predicate.
16696 (register_and_not_fp_reg_operand): Ditto.
16698 2016-05-06 Martin Liska <mliska@suse.cz>
16700 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
16701 instead of vec as the vector is local to the function.
16703 2016-05-06 Jakub Jelinek <jakub@redhat.com>
16705 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
16706 avx512bw alternative.
16708 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
16709 before the ashr<mode>3 pattern.
16711 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
16712 v instead of x in vex or maybe_vex alternatives, use
16713 maybe_evex instead of vex in prefix.
16715 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
16716 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
16717 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
16718 in vex or maybe_vex alternatives, use maybe_evex instead of vex
16721 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
16722 v instead of x in vex or maybe_vex alternatives, use
16723 maybe_evex instead of vex in prefix.
16725 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
16726 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
16727 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
16728 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
16729 alternatives, use maybe_evex instead of vex in prefix.
16731 * config/i386/sse.md (vec_interleave_lowv4sf,
16732 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
16733 v instead of x in vex or maybe_vex alternatives, use
16734 maybe_evex instead of vex in prefix.
16736 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
16737 v instead of x in vex or maybe_vex alternatives, use
16738 maybe_evex instead of vex in prefix.
16740 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
16741 v constraint instead of x.
16743 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
16745 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
16746 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
16749 2016-05-06 Richard Biener <rguenther@suse.de>
16751 PR tree-optimization/70948
16752 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
16753 Properly clobber all fields of va_list for __builtin_va_start.
16755 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
16758 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
16759 loop latch destination.
16761 2016-05-06 Martin Liska <mliska@suse.cz>
16763 * tree-ssa-uninit.c: Apply manual changes
16764 to the GNU coding style.
16765 (prune_uninit_phi_opnds): Rename from
16766 prune_uninit_phi_opnds_in_unrealizable_paths.
16768 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16770 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
16771 mspace): Remove deprecated options.
16772 * doc/invoke.texi (SH options): Remove -mspace.
16774 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16776 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
16778 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16780 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
16781 corresponding combine split pattern.
16783 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16786 * config/sh/predicates.md (long_displacement_mem_operand): New.
16787 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
16788 Add movi20, movi20s alternatives. Adjust length attribute for
16790 (movsi_ie): Allow for any FPU. Adjust length attribute for
16792 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
16793 attribute for alternatives.
16794 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
16795 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
16796 length attribute for alternatives.
16798 2016-05-06 Richard Biener <rguenther@suse.de>
16800 PR tree-optimization/70960
16801 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
16803 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16806 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
16807 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
16809 2016-05-06 Marek Polacek <polacek@redhat.com>
16812 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
16814 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16817 * config/sh/sh.md (*rotcr): Add another variant.
16819 2016-05-06 Richard Biener <rguenther@suse.de>
16821 PR middle-end/70931
16822 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
16824 2016-05-06 Richard Biener <rguenther@suse.de>
16826 PR middle-end/70941
16827 * fold-const.c (split_tree): Always convert to the original type
16830 2016-05-06 Richard Biener <rguenther@suse.de>
16832 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
16833 (fwprop_addr): Likewise.
16835 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
16838 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
16840 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
16841 * config/i386/i386.md (push mem splitter): Use find_constant_src in
16842 the splitter condition.
16843 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
16844 the splitter condition.
16845 (FP float_extend load splitter): Ditto.
16847 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
16849 * config/i386/i386.md (peehole2 patterns): Change true_regnum
16850 to REGNO in all peephole2 patterns.
16851 (post-reload splitters): Change true_regnum to REGNO in
16852 post-reload splitters.
16853 (zero_extend splitters): Use general_reg_operand and
16854 nonimmediate_gr_operand predicates.
16856 2016-05-05 Jakub Jelinek <jakub@redhat.com>
16858 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
16859 v constraint instead of x.
16861 2016-05-05 Alan Modra <amodra@gmail.com>
16864 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
16865 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
16866 TARGET_NO_FP_IN_TOC for -mrelocatable.
16867 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
16868 TARGET_RELOCATABLE test.
16869 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
16870 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16871 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
16872 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
16873 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16874 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
16875 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
16876 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16877 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
16878 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
16880 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
16881 (rs6000_stack_info): Likewise.
16882 (rs6000_elf_asm_out_constructor): Likewise.
16883 (rs6000_elf_asm_out_destructor): Likewise.
16884 (rs6000_elf_declare_function_name): Likewise.
16885 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
16886 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
16889 2016-05-05 Alan Modra <amodra@gmail.com>
16891 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
16893 2016-05-05 Alan Modra <amodra@gmail.com>
16895 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
16896 out-of-line gpr restore for one or two regs if that would add
16899 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
16902 * config/i386/i386.md
16903 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
16904 Change to post-epilogue_completed late splitter. Use sse_reg_operand
16905 as operand 0 predicate.
16906 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
16908 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
16909 Ditto. Emit the pattern using RTX.
16911 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
16912 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
16913 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
16914 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
16916 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
16917 sse_reg_operand as operand 0 predicate.
16919 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
16920 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
16921 instead of gen_rtx_REG.
16922 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
16925 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
16927 * function.c (emit_use_return_register_into_block): Delete.
16928 (gen_return_pattern): Delete.
16929 (emit_return_into_block): Delete.
16930 (active_insn_between): Delete.
16931 (convert_jumps_to_returns): Delete.
16932 (emit_return_for_exit): Delete.
16933 (thread_prologue_and_epilogue_insns): Delete all code dealing with
16934 simple_return for shrink-wrapped blocks.
16935 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
16936 end of blocks that need one.
16937 (get_unconverted_simple_return): Delete.
16938 (convert_to_simple_return): Delete.
16939 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
16940 (convert_to_simple_return): Ditto.
16942 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
16944 * cfgcleanup.c (bb_is_just_return): New function.
16945 (try_optimize_cfg): Simplify jumps to return, branches to return,
16946 and branches around return.
16948 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
16950 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
16951 branch to a return.
16953 2016-05-04 Jakub Jelinek <jakub@redhat.com>
16957 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
16958 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
16959 assert flags & OEP_HASH_CHECK, instead of asserting it
16960 never happens. Handle TARGET_EXPR.
16961 * fold-const.c (operand_equal_p): For hash verification,
16962 or in OEP_HASH_CHECK into flags.
16964 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
16966 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
16968 (compute_samebase_partition_bases): Fix typo.
16970 2016-05-04 Jakub Jelinek <jakub@redhat.com>
16972 * config/i386/sse.md (vec_interleave_highv8sf,
16973 vec_interleave_lowv8sf, vec_interleave_highv4df,
16974 vec_interleave_lowv4df): Remove constraints from expanders.
16976 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
16978 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
16980 * tree-inline.c (expand_call_inline): Fix path dealing with
16981 making lhs of call statement undefined.
16983 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
16985 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
16986 Check availability on NODE, too.
16987 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
16988 (cgraph_node::call_for_symbol_and_aliases): Likewise.
16989 (varpool_node::call_for_symbol_and_aliase): Likewise.
16990 * ipa-pure-const.c (add_new_function): Analyze all bodies.
16991 (propagate_pure_const): Propagate across interposable functions, too.
16992 (skip_function_for_local_pure_const): Do not skip interposable bodies
16994 (pass_local_pure_const::execute): Update.
16996 2016-05-04 Marek Polacek <polacek@redhat.com>
16998 * doc/invoke.texi: Document -Wdangling-else.
17000 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
17002 * config.gcc: Error out when conflicting multilib is detected. Do not
17003 loop over multilibs since no combination is legal.
17005 2016-05-04 Alan Modra <amodra@gmail.com>
17007 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
17008 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
17009 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
17012 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
17014 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
17015 Clean up p5600 comments.
17017 2016-05-04 Richard Biener <rguenther@suse.de>
17019 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
17020 constructor simplifications.
17021 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
17023 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
17025 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
17026 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
17027 result.set_rtx is null instead of aborting.
17028 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
17030 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
17031 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
17032 *mov<mode>_store_postinc): New patterns.
17034 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
17036 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
17037 as commutative. Check both conversions are NOP.
17038 ((A & B) OP (C & B)): Remove.
17040 2016-05-04 Alan Modra <amodra@gmail.com>
17042 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
17044 2016-05-04 Alan Modra <amodra@gmail.com>
17047 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
17048 when cr2,3,4 are all fixed regs.
17050 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
17052 PR rtl-optimization/57193
17053 * opts.c (default_options_table): Revert OPT_frename_registers change.
17054 * doc/invoke.texi (-frename-registers, -O2): Likewise.
17056 2016-05-03 Martin Sebor <msebor@redhat.com>
17059 * builtins.c (fold_builtin_FILE): New function.
17060 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
17061 (fold_builtin_0): Call them.
17062 * gimplify.c (gimplify_call_expr): Remove the handling of
17063 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
17066 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
17067 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
17071 * doc/extend.texi (Function Names as Strings): Update __func__,
17072 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
17075 2016-05-03 Jakub Jelinek <jakub@redhat.com>
17076 Richard Biener <rguenther@suse.de>
17078 PR tree-optimization/70916
17079 * tree-if-conv.c: Include cfganal.h.
17080 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
17081 and remove_fake_exit_edges around the optimization pass.
17083 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
17085 * cgraph.c (symbol_table::create_edge): Set inline_failed.
17086 (cgraph_edge::make_direct): Likewise.
17087 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
17088 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
17089 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
17090 (CIF_THUNK): New code.
17091 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
17092 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
17093 (compute_inline_parameters): Set inline_failed for thunks.
17094 (inline_analyze_function): Cleanup.
17095 * ipa-inline.c (can_inline_edge_p): Do not deal with
17096 call_stmt_cannot_inline_p.
17097 (can_early_inline_edge_p): Likewise.
17098 (early_inliner): Initialize inline_failed.
17099 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
17101 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
17103 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
17104 from nonimm_ssenomem_operand.
17105 (nonimm_ssenomem_operand): New predicate.
17106 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
17107 as operand 0 predicate.
17108 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
17109 Disable unsupported alternatives using "enabled" attribute.
17110 Use register_ssemem_operand as operand 0 predicate.
17111 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
17113 2016-05-03 Marek Polacek <polacek@redhat.com>
17116 * input.c (expansion_point_location): New function.
17117 * input.h (expansion_point_location): Declare.
17119 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
17121 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
17122 occurence with frame_offset_ ones.
17124 2016-05-03 Alan Modra <amodra@gmail.com>
17126 PR rtl-optimization/70890
17127 * ira.c (combine_and_move_insns): When moving def_insn, remove
17128 equivs on use_insn.
17130 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
17132 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
17133 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
17134 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
17135 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
17137 2016-05-03 Alan Modra <amodra@gmail.com>
17139 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
17140 for SAVE_MULTIPLE/STORE_MULTIPLE.
17142 2016-05-03 Jakub Jelinek <jakub@redhat.com>
17144 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
17145 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
17147 2016-05-03 Richard Biener <rguenther@suse.de>
17149 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
17151 (gimplify_arg): Likewise.
17152 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
17153 re-writing the result to a decl if required.
17154 (internal_get_tmp_var): Add allow_ssa parameter
17155 and override into_ssa with it.
17156 (get_formal_tmp_var): Adjust.
17157 (get_initialized_tmp_var): Add allow_ssa parameter.
17158 (gimplify_arg): Add allow_ssa parameter and avoid generating
17159 SSA names for the result false.
17160 (gimplify_call_expr): If the call may return twice do not
17161 gimplify parameters into SSA.
17162 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
17163 (gimplify_modify_expr): Adjust assert. For noreturn calls
17164 with a SSA name LHS adjust its def.
17165 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
17166 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
17167 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
17168 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
17169 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
17170 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
17171 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
17172 (optimize_target_teams): Do not allow SSA names for clause operands.
17173 (gimplify_expr): Likewise for where we mark the result addressable.
17174 * passes.def (pass_init_datastructures): Remove.
17175 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
17176 (rewrite_stmt): Likewise.
17177 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
17178 (replace_locals_op): Replace SSA names.
17179 (copy_gimple_seq_and_replace_locals): Init src_cfun.
17180 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
17181 * cgraph.c (release_function_body): Free CFG annotations only
17182 when we have a CFG. Simplify.
17183 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
17184 force_gimple_operand instead of get_initialized_tmp_var.
17185 * tree-pass.h (make_pass_init_datastructures): Remove.
17186 * tree-ssa.c (execute_init_datastructures): Remove.
17187 (pass_data_init_datastructures): Likewise.
17188 (class pass_init_datastructures): Likewise.
17189 (make_pass_init_datastructures): Likewise.
17190 * omp-low.c (create_omp_child_function): Init SSA data structures.
17191 (grid_expand_target_grid_body): Likewise.
17192 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
17193 name before adding it to names_to_release.
17194 (remove_bb): Always release SSA defs.
17195 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
17196 before dereferencing it.
17197 * cgraphunit.c (init_lowered_empty_function): Always
17198 int SSA data structures.
17199 * tree-ssanames.c (release_defs): Remove assert that we are in
17201 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
17203 2016-05-03 Jakub Jelinek <jakub@redhat.com>
17204 Uros Bizjak <ubizjak@gmail.com>
17206 PR rtl-optimization/70467
17207 * config/i386/predicates.md (x86_64_hilo_int_operand,
17208 x86_64_hilo_general_operand): New predicates.
17209 * config/i386/constraints.md (Wd): New constraint.
17210 * config/i386/i386.md (mode attr di): Use Wd instead of e.
17211 (general_hilo_operand): New mode attr.
17212 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
17213 instead of <general_operand>.
17214 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
17215 x86_64_hilo_general_operand instead of <general_operand>.
17217 2016-05-03 Jakub Jelinek <jakub@redhat.com>
17219 PR tree-optimization/70916
17220 * tree-if-conv.c (constant_or_ssa_name): Removed.
17221 (fold_build_cond_expr): Use is_gimple_val instead of
17222 constant_or_ssa_name.
17224 PR tree-optimization/70916
17225 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
17226 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
17229 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
17230 (optimize_atomic_bit_test_and): New function.
17231 (pass_fold_builtins::execute): Use it.
17232 * optabs.def (atomic_bit_test_and_set_optab,
17233 atomic_bit_test_and_complement_optab,
17234 atomic_bit_test_and_reset_optab): New optabs.
17235 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
17236 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
17237 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
17238 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
17239 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
17240 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
17241 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
17242 * doc/md.texi (atomic_bit_test_and_set@var{mode},
17243 atomic_bit_test_and_complement@var{mode},
17244 atomic_bit_test_and_reset@var{mode}): Document.
17245 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
17246 atomic_bit_test_and_complement<mode>,
17247 atomic_bit_test_and_reset<mode>): New expanders.
17248 (atomic_bit_test_and_set<mode>_1,
17249 atomic_bit_test_and_complement<mode>_1,
17250 atomic_bit_test_and_reset<mode>_1): New insns.
17252 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
17254 PR rtl-optimization/70687
17255 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
17256 instead of unsigned HOST_WIDE_INT.
17258 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
17260 PR rtl-optimization/44281
17261 * hard-reg-set.h (struct target_hard_regs): New field
17262 x_fixed_nonglobal_reg_set.
17263 (fixed_nonglobal_reg_set): New macro.
17264 * reginfo.c (init_reg_sets_1): Initialize it.
17265 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
17267 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
17269 2016-05-03 Bin Cheng <bin.cheng@arm.com>
17271 PR tree-optimization/56541
17272 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
17273 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
17274 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
17275 (any_complicated_phi): new static variable.
17276 (aggressive_if_conv): delete.
17277 (if_convertible_phi_p): support phis with more than two arguments.
17278 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
17279 critical pred edges.
17280 (ifcvt_split_critical_edges): support phis with more than two
17281 arguments by checking new parameter. only split critical edges
17283 (tree_if_conversion): handle simd pragma marked loop using new
17284 local variable aggressive_if_conv. check any_complicated_phi.
17286 2016-05-03 Bin Cheng <bin.cheng@arm.com>
17288 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
17291 2016-05-03 Bin Cheng <bin.cheng@arm.com>
17293 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
17296 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
17298 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
17299 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
17300 define_insn_and_split.
17301 (mulsi3_i): New define_insn_and_split.
17302 (mulsi3_call): Convert to define_insn.
17303 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
17304 Remove constraints.
17306 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
17308 * machmode.h (mode_complex): Add support to give the complex mode
17310 (GET_MODE_COMPLEX_MODE): Likewise.
17311 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
17312 stored by build_complex_type and gfc_build_complex_type instead of
17313 trying to figure out the appropriate mode based on the size. Raise
17314 an assertion error, if the type was not set.
17315 * genmodes.c (struct mode_data): Add field for the complex type of
17317 (blank_mode): Likewise.
17318 (make_complex_modes): Remember the complex mode created in the
17320 (emit_mode_complex): Write out the mode_complex array to map a
17321 type mode to the complex version.
17322 (emit_insn_modes_c): Likewise.
17323 * tree.c (build_complex_type): Set the complex type to use before
17324 calling layout_type.
17325 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
17326 support for __float128 complex datatypes.
17327 (rs6000_hard_regno_mode_ok): Likewise.
17328 (rs6000_setup_reg_addr_masks): Likewise.
17329 (rs6000_complex_function_value): Likewise.
17330 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
17331 __float128 and __ibm128 complex.
17332 (FLOAT128_IBM_P): Likewise.
17333 (ALTIVEC_ARG_MAX_RETURN): Likewise.
17334 * doc/extend.texi (Additional Floating Types): Document that
17335 -mfloat128 must be used to enable __float128. Document complex
17336 __float128 and __ibm128 support.
17338 2016-05-02 Jakub Jelinek <jakub@redhat.com>
17341 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
17342 char/short arguments promoted to int because of promote_prototypes.
17344 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
17346 * config/i386/predicates.md (register_ssemem_operand): New predicate.
17347 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
17348 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
17349 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
17350 alternatives using "enabled" attribute. Use register_ssemem_operand
17351 as operand 1 predicate.
17352 (*cmpi<unord>xf_i387): Split XFmode pattern from
17353 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
17354 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
17355 *absneg<mode>2_i387. Disable unsupported alternatives using
17356 "enabled" attribute.
17357 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
17359 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
17361 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
17363 (oacc_loop_process): Check mask for loop termination.
17365 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
17367 * cif-code.def (CIF_THUNK): Add.
17368 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
17371 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
17373 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
17374 (dump_inline_summary): Dump it.
17375 (fp_expression_p): New predicate.
17376 (estimate_function_body_sizes): Use it.
17377 (inline_merge_summary): Merge fp_expressions.
17378 (inline_read_section): Read fp_expressions.
17379 (inline_write_summary): Write fp_expressions.
17380 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
17381 codegen boundary if either caller or callee is !fp_expressions.
17382 * ipa-inline.h (inline_summary): Add fp_expressions.
17383 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
17384 to fp_expressions be sure the fp generation flags are updated.
17386 2016-05-02 Jakub Jelinek <jakub@redhat.com>
17388 PR rtl-optimization/70467
17389 * cse.c (cse_insn): Handle no-op MEM moves after folding.
17391 PR rtl-optimization/70467
17392 * ipa-pure-const.c (check_call): Handle internal calls even in
17393 ipa mode like in local mode.
17395 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
17397 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
17399 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
17401 * match.pd (X u< X, X u> X): New transformations.
17403 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
17405 * flag-types.h (enum warn_strict_overflow_code): Move ...
17406 * coretypes.h: ... here.
17407 * fold-const.h (fold_overflow_warning): Declare.
17408 * fold-const.c (fold_overflow_warning): Make non-static.
17409 (fold_comparison): Move the transformation of X +- C1 CMP C2
17410 into X CMP C2 -+ C1 ...
17411 * match.pd: ... here.
17412 * gimple-fold.c (fold_stmt_1): Protect with
17413 fold_defer_overflow_warnings.
17415 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
17417 * omp-low.c (struct oacc_loop): Add 'inner' field.
17418 (new_oacc_loop_raw): Initialize it to zero.
17419 (oacc_loop_fixed_partitions): Initialize it.
17420 (oacc_loop_auto_partitions): Partition outermost loop to outermost
17421 available partitioning.
17423 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
17425 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
17427 (umulsidi3): Likewise.
17428 (indirect_jump): Fix jump instruction assembly patterns.
17430 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
17433 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
17434 (nvptx_function_value): Assert non-NULL cfun.
17436 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
17438 PR rtl-optimization/70886
17439 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
17441 * cselib.h (rtx_equal_for_cselib_1): Declare.
17442 (rtx_equal_for_cselib_p: New inline function.
17443 * cselib.c (rtx_equal_for_cselib_p): Delete.
17444 (rtx_equal_for_cselib_1): Make public.
17446 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
17448 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
17449 (register_mixssei387nonimm_operand): Remove predicate.
17450 * config/i386/i386.md (*fop_<mode>_comm): Merge from
17451 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
17452 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
17453 for TARGET_MIX_SSE_I387 alternatives.
17454 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
17455 Disable unsupported alternatives using "enabled" attribute. Use
17456 nonimm_ssenomem_operand as operand 1 predicate. Also check
17457 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
17459 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
17461 * tree.c (cst_and_fits_in_hwi): Simplify.
17463 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
17465 * tree.h (wi::to_wide): New function.
17466 * expr.c (expand_expr_real_1): Use wi::to_wide.
17467 * fold-const.c (int_const_binop_1): Likewise.
17468 (extract_muldiv_1): Likewise.
17470 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
17472 * wide-int.h: Update offset_int and widest_int documentation.
17473 (WI_SIGNED_SHIFT_RESULT): New macro.
17474 (wi::binary_shift): Define signed_shift_result_type for
17475 shifts on offset_int- and widest_int-like types.
17476 (generic_wide_int): Support <<= and >>= if << and >> are supported.
17477 * tree.h (int_bit_position): Use shift operators instead of wi::
17479 * alias.c (adjust_offset_for_component_ref): Likewise.
17480 * expr.c (get_inner_reference): Likewise.
17481 * fold-const.c (fold_comparison): Likewise.
17482 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
17483 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
17484 * tree-dfa.c (get_ref_base_and_extent): Likewise.
17485 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
17486 (stmt_kills_ref_p): Likewise.
17487 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
17488 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
17489 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
17490 (ao_ref_init_from_vn_reference): Likewise.
17492 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
17494 * wide-int.h: Update offset_int and widest_int documentation.
17495 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
17496 (wi::binary_traits): Allow ordered comparisons between offset_int and
17497 offset_int, between widest_int and widest_int, and between either
17498 of these types and basic C types.
17499 (operator <, <=, >, >=): Define for the same combinations.
17500 * tree.h (tree_int_cst_lt): Use comparison operators instead
17501 of wi:: comparisons.
17502 (tree_int_cst_le): Likewise.
17503 * gimple-fold.c (fold_array_ctor_reference): Likewise.
17504 (fold_nonarray_ctor_reference): Likewise.
17505 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
17506 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
17507 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
17508 * tree-sra.c (completely_scalarize): Likewise.
17509 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
17510 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
17511 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
17512 (check_for_binary_op_overflow): Likewise.
17513 (search_for_addr_array): Likewise.
17514 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
17516 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
17518 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
17519 (arc_save_restore): Likewise.
17520 (arc_dwarf_register_span): Likewise.
17521 (arc_output_pic_addr_const): Initialize suffix variable.
17523 2016-05-02 Martin Liska <mliska@suse.cz>
17525 * symbol-summary.h (function_summary::function_summary):
17526 Remove checking assert for all cgraph nodes.
17527 (function_summary::get): Check summary_uid.
17528 (symtab_insertion): Check summary_uid.
17530 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
17532 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
17533 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
17534 bmaskn instruction.
17535 (arc_dwarf_register_span): Remove enum keyword.
17536 (compact_memory_operand_p): New function.
17537 * config/arc/arc.h (reg_class): Add code density register classes.
17538 (REG_CLASS_NAMES): Likewise.
17539 (REG_CLASS_CONTENTS): Likewise.
17540 * config/arc/arc.md (*movqi_insn): Add code density instructions.
17541 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
17542 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
17543 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
17544 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
17546 (h, Rcd, Rsd, Rzd): New register constraints.
17547 (T): Use compact_memory_operand_p function.
17548 * config/arc/predicates.md (compact_load_memory_operand): Remove.
17550 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
17552 * config/sh/sh.md (*negnegt, *movtt): Remove.
17554 2016-05-02 Marek Polacek <polacek@redhat.com>
17555 Tom de Vries <tom@codesourcery.com>
17557 PR tree-optimization/70700
17558 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
17559 bigger than FIRST_REF_NODE.
17561 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
17564 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
17566 (prepare_cbranch_operands): Don't use scratch register. Assume that
17567 function is used when pseudos can be created.
17568 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
17569 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
17570 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
17571 define_expand. Allow it only when pseudos can be created.
17572 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
17574 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
17576 * config/i386/constraints.md (BC): Only allow -1 operands.
17577 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
17578 Add "enabled" attribute. Update XI mode attribute calculation.
17579 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
17580 (*movoi_internal_avx): Update XI mode attribute calculation.
17581 (*movti_internal): Ditto.
17583 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
17585 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
17586 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
17588 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
17590 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
17591 statement on instruction code. Remove trailing spaces.
17592 (altivec_expand_stv_builtin): Likewise.
17594 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
17596 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
17597 (TARGET_FPU_DOUBLE): Simplify.
17598 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
17599 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
17600 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
17601 with 'TARGET_FPU_DOUBLE'.
17602 * config/sh/sh.md: Likewise.
17604 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
17606 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
17607 SH_DIV_STR_FOR_SIZE): Remove.
17608 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
17609 SH_DIV_STR_FOR_SIZE): Remove.
17611 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
17613 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
17614 logical_reg_operand): Delete.
17615 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
17616 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
17617 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
17618 match_operand and match_test.
17619 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
17620 variables on their first use. Return bool values.
17621 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
17622 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
17623 arith_reg_operand for input operand. Remove empty constraints.
17625 (*xorsi3_compact): Rename to xorsi3.
17626 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
17627 (*zero_extend<mode>si2_disp_mem): Update comment.
17630 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
17632 * config/sh/t-sh: Remove SH5 support.
17633 * config.gcc: Likewise.
17634 * configure: Likewise.
17636 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17638 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
17640 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
17642 * config/sh/sh.c (register_sh_passes, sh_option_override,
17643 sh_print_operand, prepare_move_operands,
17644 sh_can_follow_jump): Remove TARGET_SH1 checks.
17645 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
17646 PROMOTE_MODE): Likewise.
17647 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
17650 2016-04-30 Alan Modra <amodra@gmail.com>
17652 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
17653 restoring when fixed_reg_p, but allow out-of-line or stmw save.
17654 Check for user regs later to avoid unnecessary looping over regs.
17655 Merge user reg check with non-saved reg check. Don't force
17656 inline VR restore when static chain used.
17657 (rs6000_frame_related): Omit eh_frame info for user regs when
17659 (fixed_regs_p): Delete.
17661 2016-04-30 Alan Modra <amodra@gmail.com>
17663 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
17664 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
17667 2016-04-30 Alan Modra <amodra@gmail.com>
17670 * config/rs6000/rs6000.c (fixed_reg_p): New function.
17671 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
17674 2016-04-30 Alan Modra <amodra@gmail.com>
17676 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
17677 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
17678 flag_pic test for Darwin.
17680 2016-04-30 Alan Modra <amodra@gmail.com>
17682 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
17683 throw_calls_crossed.
17684 (REG_FREQ_CALLS_CROSSED): Delete.
17685 (REG_N_THROWING_CALLS_CROSSED): Delete.
17686 * regstat.c (regstat_bb_compute_ri): Don't calculate
17687 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
17688 (dump_reg_info): Don't print call cross frequency.
17689 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
17690 and REG_N_THROWING_CALLS_CROSSED.
17692 2016-04-30 Alan Modra <amodra@gmail.com>
17694 * regs.h (struct reg_info_t): Delete live_length.
17695 (REG_LIVE_LENGTH): Delete macro.
17696 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
17697 local_live, local_processed and local_live_last_luid params.
17698 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
17700 (regstat_compute_ri): Adjust for above. Don't set
17702 (dump_reg_info): Don't print live length.
17703 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
17704 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
17705 Localize loop_depth var.
17707 2016-04-30 Alan Modra <amodra@gmail.com>
17709 * ira.c (enum valid_equiv): New.
17710 (validate_equiv_mem): Return enum.
17711 (update_equiv_mem): Create replacement in more cases.
17712 (add_store_equivs): Update validate_equiv_mem call.
17714 2016-04-30 Alan Modra <amodra@gmail.com>
17716 * ira.c (combine_and_move_insns): Rather than scanning insns,
17717 use DF infrastucture to find use and def insns.
17719 2016-04-30 Alan Modra <amodra@gmail.com>
17721 ira.c (combine_and_move_insns): Move invariant conditions..
17722 (ira.c): ..to here. Call combine_and_move_insns before
17723 add_store_equivs. Call grow_reg_equivs later. Allocate
17724 req_equiv later using max_reg_num() rather than global max_regno.
17725 (contains_replace_regs): Delete.
17726 (add_store_equivs): Remove contains_replace_regs test.
17728 2016-04-30 Alan Modra <amodra@gmail.com>
17730 * ira.c (struct equiv_mem_data): New.
17731 (equiv_mem, equiv_mem_modified): Delete static vars.
17732 (validate_equiv_mem_from_store): Use "data" param to communicate..
17733 (validate_equiv_mem): ..from here.
17735 2016-04-30 Alan Modra <amodra@gmail.com>
17737 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
17739 (update_reg_equivs): ..here. Move allocation and freeing of
17740 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
17741 end_alias_analysis to..
17744 2016-04-30 Alan Modra <amodra@gmail.com>
17746 * ira.c (pdx_subregs): Delete.
17747 (struct equivalence): Add pdx_subregs field.
17748 (set_paradoxical_subreg): Remove pdx_subregs param. Update
17749 pdx_subregs access.
17750 (update_equiv_regs): Don't create or free pdx_subregs. Update
17751 pdx_subregs access.
17753 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17755 * config/rs6000/altivec.h: Change definitions of vec_xl and
17757 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
17758 (LD_ELEMREV_V2DI): New.
17759 (LD_ELEMREV_V4SF): New.
17760 (LD_ELEMREV_V4SI): New.
17761 (LD_ELEMREV_V8HI): New.
17762 (LD_ELEMREV_V16QI): New.
17763 (ST_ELEMREV_V2DF): New.
17764 (ST_ELEMREV_V2DI): New.
17765 (ST_ELEMREV_V4SF): New.
17766 (ST_ELEMREV_V4SI): New.
17767 (ST_ELEMREV_V8HI): New.
17768 (ST_ELEMREV_V16QI): New.
17771 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17772 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
17773 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
17774 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
17775 (altivec_expand_builtin): Add handling for
17776 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
17777 (rs6000_invalid_builtin): Add error-checking for
17778 RS6000_BTM_P9_VECTOR.
17779 (altivec_init_builtins): Define builtins used to implement vec_xl
17781 (rs6000_builtin_mask_names): Define power9-vector.
17782 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
17783 (RS6000_BTM_P9_VECTOR): Define.
17784 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
17785 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
17786 (vsx_ld_elemrev_v2df): Likewise.
17787 (vsx_ld_elemrev_v4sf): Likewise.
17788 (vsx_ld_elemrev_v4si): Likewise.
17789 (vsx_ld_elemrev_v8hi): Likewise.
17790 (vsx_ld_elemrev_v16qi): Likewise.
17791 (vsx_st_elemrev_v2df): Likewise.
17792 (vsx_st_elemrev_v2di): Likewise.
17793 (vsx_st_elemrev_v4sf): Likewise.
17794 (vsx_st_elemrev_v4si): Likewise.
17795 (vsx_st_elemrev_v8hi): Likewise.
17796 (vsx_st_elemrev_v16qi): Likewise.
17797 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
17800 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
17802 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
17804 (simplify_control_stmt_condition_1): ... here. Recurse into
17805 BIT_AND_EXPRs and BIT_IOR_EXPRs.
17807 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
17810 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
17811 (zero_extendqi<mode>2_dot): Revert earlier conversion from
17812 define_insn_and_split to define_insn.
17813 (zero_extendqi<mode>2_dot2): Same.
17814 (extendqi<mode>2_dot): Same.
17815 (extendqi<mode>2_dot2): Same.
17817 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17819 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
17820 (probe_stack): New expander.
17821 (probe_stack_<mode>): New insn pattern.
17823 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17825 * config/i386/i386.md
17826 (operations with memory inputs setting flags peephole2):
17827 Remove uneeded REG_P checks. Cleanup pattern generation.
17829 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
17831 * tree-vect-loop.c (vect_transform_loop): Fix
17832 nb_iterations_upper_bound computation for vectorized loop.
17834 2016-04-29 Marek Polacek <polacek@redhat.com>
17835 Jakub Jelinek <jakub@redhat.com>
17838 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
17839 TARGET_EXPR_SLOT as a base.
17841 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
17843 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
17844 with 'rCm2' constraints to limit possible immediate size.
17845 (*load_zeroextendqisi_update): Likewise.
17846 (*load_signextendqisi_update): Likewise.
17847 (*loadhi_update): Likewise.
17848 (*load_zeroextendhisi_update): Likewise.
17849 (*load_signextendhisi_update): Likewise.
17850 (*loadsi_update): Likewise.
17851 (*loadsf_update): Likewise.
17853 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17855 * config/i386/predicates.md (constm1_operand): Fix comparison.
17857 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
17859 * testsuite/gcc.target/arc/ieee_eq.c: New test.
17861 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
17863 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
17864 remaining SH5 related settings.
17865 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
17866 shmedia_prepare_call_address): Delete.
17867 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
17868 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
17869 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
17870 UNSUPPORTED_SH2A): Remove m5 checks.
17871 (sh_divide_strategy_e): Remove SH5 division strategies.
17872 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
17873 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
17875 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
17877 * config/s390/s390.c (s390_rtx_costs): Update documentation.
17879 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17881 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
17882 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
17883 Change lder to ldr.
17884 * config/s390/vector.md ("mov<mode>"): Likewise.
17886 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
17888 * config/s390/constraints.md ("U", "W"): Invoke
17889 s390_mem_constraint with "ZR" and "ZT".
17890 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
17891 addresses when using LRA. Accept also short displacements for S
17892 and T constraints. Do not check for long displacement target for
17893 S and T constraints.
17894 (s390_mem_constraint): Remove handling of U and W constraints.
17895 * config/s390/s390.md (various patterns): Remove the short
17896 displacement constraints (Q and R) if a long displacement
17897 constraint is present. Add longdisp as required CPU capability.
17898 * config/s390/vector.md: Likewise.
17899 * config/s390/vx-builtins.md: Likewise.
17901 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17904 * reload1.c (reload): Call finish_spills before
17905 restarting reload loop. Skip select_reload_regs
17906 if update_eliminables_and_spill returns true.
17908 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
17910 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
17911 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
17912 (umulhisi3_imm): Update predicates and constraint letters.
17913 (umulhisi3_reg): Declare instruction as commutative.
17914 * config/arc/constraints.md (J12, J16): New constraints.
17915 * config/arc/predicates.md (short_unsigned_const_operand): New
17917 (arc_short_operand): Likewise.
17918 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
17920 2016-04-29 Richard Biener <rguenther@suse.de>
17922 PR tree-optimization/13962
17923 PR tree-optimization/65686
17924 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
17925 * tree-ssa-alias.c (ptrs_compare_unequal): New function
17926 using PTA to compare pointers.
17927 * match.pd: Add pattern for pointer equality compare simplification
17928 using ptrs_compare_unequal.
17930 2016-04-29 Richard Biener <rguenther@suse.de>
17932 * stor-layout.c (layout_type): Do not build a pointer-to-element
17935 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17937 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
17938 Use SWI mode iterator. Use general_reg_operand predicate.
17939 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
17940 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
17943 2016-04-29 Jakub Jelinek <jakub@redhat.com>
17945 PR middle-end/70843
17946 * fold-const.c (operand_equal_p): Don't verify hash value equality
17948 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
17951 2016-04-28 Jakub Jelinek <jakub@redhat.com>
17954 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
17955 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
17956 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
17957 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
17958 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
17960 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
17962 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
17963 to info. Don't initialize separate fields to 0. Clean up
17966 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
17968 * config/i386/i386.md (peephole2s for operations with memory inputs):
17969 Use SWI mode iterator.
17970 (peephole2s for operations with memory outputs): Ditto.
17971 Do not check for stack checking probe.
17973 (probe_stack): Remove expander.
17975 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
17976 Andrew Burgess <andrew.burgess@embecosm.com>
17978 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
17979 operands as 32-bits.
17981 2016-04-28 Jason Merrill <jason@redhat.com>
17983 * gdbinit.in: Skip line-map.h.
17985 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
17986 Andrew Burgess <andrew.burgess@embecosm.com>
17988 * config/arc/arc.c (arc_conditional_register_usage): Take
17989 TARGET_RRQ_CLASS into account.
17990 (arc_print_operand): Support printing 'p' and 's' operands.
17991 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
17993 (TARGET_RRQ_CLASS): Define.
17994 (IS_POWEROF2_OR_0_P): Define.
17995 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
17997 (*tst_movb): New define_insn.
17998 (*tst): Avoid recognition if it could prevent '*tst_movb'
17999 combination; replace c/CnL with c/Chs alternative.
18000 (*tst_bitfield_tst): New define_insn.
18001 (*tst_bitfield_asr): New define_insn.
18002 (*tst_bitfield): New define_insn.
18003 (andsi3_i): Add Rrq variant.
18004 (extzv): New define_expand.
18005 (insv): New define_expand.
18006 (*insv_i): New define_insn.
18007 (*movb): New define_insn.
18008 (*movb_signed): New define_insn.
18009 (*movb_high): New define_insn.
18010 (*movb_high_signed): New define_insn.
18011 (*movb_high_signed + 1): New define_split pattern.
18012 (*mrgb): New define_insn.
18013 (*mrgb + 1): New define_peephole2 pattern.
18014 (*mrgb + 2): New define_peephole2 pattern.
18015 * config/arc/arc.opt (mbitops): New option for nps400, uses
18016 TARGET_NPS_BITOPS_DEFAULT.
18017 * config/arc/constraints.md (q): Make register class conditional.
18018 (Rrq): New register constraint.
18019 (Chs): New constraint.
18020 (Clo): New constraint.
18021 (Chi): New constraint.
18022 (Cbf): New constraint.
18023 (Cbn): New constraint.
18024 (C18): New constraint.
18025 (Cbi): New constraint.
18027 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
18029 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
18031 (bitmap_intersection_of_preds): Ditto.
18032 (bitmap_union_of_succs): Ditto.
18033 (bitmap_union_of_preds): Ditto.
18034 * sbitmap.c (do_popcount): Delete.
18035 (BITMAP_DEBUGGING): Delete.
18036 (sbitmap_verify_popcount): Delete.
18037 (sbitmap_alloc): Don't initialize the popcount field.
18038 (sbitmap_alloc_with_popcount): Delete.
18039 (sbitmap_resize): Don't resize the popcount array.
18040 (sbitmap_vector_alloc): Don't initialize the popcount field.
18041 (bitmap_copy): Don't copy the popcount array.
18042 (bitmap_clear): Don't clear the popcount array.
18043 (bitmap_clear): Delete the popcount array handling.
18044 (bitmap_ior_and_compl): Delete the popcount assert.
18045 (bitmap_not): Ditto.
18046 (bitmap_and_compl): Ditto.
18047 (bitmap_and): Delete the popcount array handling.
18048 (bitmap_xor): Ditto.
18049 (bitmap_ior): Ditto.
18050 (bitmap_or_and): Delete the popcount assert.
18051 (bitmap_and_or): Ditto.
18052 (popcount_table): Delete.
18053 (sbitmap_elt_popcount): Delete.
18054 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
18055 (bitmap_set_bit): Delete the popcount assert.
18056 (bitmap_clear_bit): Ditto.
18057 (sbitmap_free): Don't free the popcount array.
18058 (sbitmap_alloc_with_popcount): Delete declaration.
18059 (sbitmap_popcount): Ditto.
18061 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
18062 Andrew Burgess <andrew.burgess@embecosm.com>
18064 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
18065 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
18066 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
18067 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
18068 * config/arc/arc.opt (mcmem): New option.
18069 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
18070 supply length for r/m alternative.
18071 (*extendqisi2_ac): Likewise.
18072 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
18074 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
18075 (movhi_insn): Likewise.
18076 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
18077 (*zero_extendqihi2_i): Add r/Ucm alternative.
18078 (*zero_extendqisi2_ac): Likewise.
18079 (*zero_extendhisi2_i): Likewise.
18080 * config/arc/constraints.md (Uex): New memory constraint.
18081 (Ucm): New define_constraint.
18082 * config/arc/predicates.md (long_immediate_loadstore_operand):
18083 Return 0 for MEM with cmem_address address.
18084 (cmem_address_0): New predicates.
18085 (cmem_address_1): Likewise.
18086 (cmem_address_2): Likewise.
18087 (cmem_address): Likewise.
18089 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
18091 * config/rs6000/rs6000.c (machine_function): Rename
18092 insn_chain_scanned_p to spe_insn_chain_scanned_p.
18093 (rs6000_stack_info): Adjust.
18095 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
18096 Andrew Burgess <andrew.burgess@embecosm.com>
18098 * config/arc/constraints.md (Usd): Convert to define_constraint.
18102 2016-04-28 Jakub Jelinek <jakub@redhat.com>
18105 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
18106 Add new peephole2 where the first insn is *mov<mode>_or instead of
18107 *mov<mode>_internal.
18109 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
18111 * tracer.c (bb_seen): Make static.
18113 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
18115 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
18116 support, setup defaults.
18117 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
18118 * config/arc/arc.c (arc_init): Add NPS400 support.
18119 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
18120 (TARGET_ARC700): NPS400 is also an ARC700.
18121 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
18123 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
18126 * config/nds32/nds32.md (casesi): Don't access the operands array
18129 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
18131 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
18132 (or $-1,reg peephole2): Ditto.
18133 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
18135 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
18137 * doc/extend.texi (Common Function Attributes) [optimize]:
18138 Discourage use of the optimize attribute.
18140 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
18142 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
18143 special case builtin.
18144 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
18145 ALTIVEC_BUILTIN_VEC_ADDE.
18146 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
18147 support for ALTIVEC_BUILTIN_VEC_ADDE.
18148 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
18149 for __builtin_vec_adde.
18151 2016-04-28 Jakub Jelinek <jakub@redhat.com>
18153 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
18154 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
18156 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18159 * doc/sourcebuild.texi (Effective-Target Keywords, Other
18160 attributes): Document cilkplus_runtime.
18162 2016-04-28 Martin Jambor <mjambor@suse.cz>
18164 * tree-cfg.c (verify_expr): Verify that local declarations belong to
18165 this function. Call verify_expr on MEM_REFs and bases of other
18166 handled_components.
18168 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18170 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
18171 for WORD_REGISTER_OPERATIONS to runtime check.
18173 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
18175 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
18177 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
18179 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
18180 big-endian compilation.
18181 * config/arc/arc.md (addf3): Likewise.
18182 (subdf3): Likewise.
18183 (muldf3): Likewise.
18185 2016-04-28 Richard Biener <rguenther@suse.de>
18187 PR tree-optimization/70840
18188 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
18189 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
18190 Mark x * pow(x,c) -> pow(x,c+1) commutative.
18191 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
18193 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18195 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
18196 and explain why in a comment.
18198 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
18200 * config/arc/arc.md (cpu_facility): Add fpx variant.
18201 (subdf3): Prohibit use reverse sub when assist operations option
18203 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
18204 instructions only when FPX is enabled.
18205 * testsuite/gcc.target/arc/trsub.c: New test.
18207 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
18209 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
18210 mult_operator when calculating "type" attribute.
18211 (*fop_<mode>_1_i387): Ditto.
18212 (*fop_xf_1_i387): Ditto.
18213 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
18214 Use std::swap to swap operands. Use RTL expressions to generate
18217 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
18218 Joern Rennecke <joern.rennecke@embecosm.com>
18220 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
18222 (emit_pic_move): Remove.
18223 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
18224 * config/arc/arc.c (emit_pic_move): Removed.
18225 (TARGET_HAVE_TLS): Define.
18226 (arc_conditional_register_usage): Test for arc_tp_regno.
18227 (arc_print_operand, arc_print_operand_address): Handle TLS
18229 (arc_needs_pcl_p): New function.
18230 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
18231 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
18232 (arc_raw_symbolic_reference_mentioned_p): Likewise.
18233 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
18234 (arc_legitimize_tls_address): Likewise.
18235 (DTPOFF_ZERO_SYM): Define.
18236 (arc_legitimize_pic_address): Make it static, handle TLS cases.
18237 (arc_output_pic_addr_const): Print TLS unspecs.
18238 (prepare_pic_move): New function, replaces emit_pic_move.
18239 (arc_legitimate_constant_p): Handle TLS unspecs.
18240 (arc_legitimate_address_p): Likewise.
18241 (arc_rewrite_small_data_p): Use assert for TLS constants.
18242 (prepare_move_operands): Use prepare_pic_move.
18243 (arc_legitimize_address): Legitimize tls addresses.
18244 (arc_epilogue_uses): Check for arc_tp_regno.
18245 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
18246 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
18248 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
18250 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
18251 %(arc_tls_extra_start_spec).
18252 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
18253 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
18255 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
18256 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
18257 (UNSPEC_TLS_OFF): Add.
18259 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
18260 (get_thread_pointersi): New patterns.
18261 * config/arc/arc.opt (mtp-regno): New option.
18262 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
18263 (move_dest_operand): Likewise.
18264 * configure: Regenerate.
18265 * configure.ac: Add arc*-*-* case to test for tls.
18266 * doc/invoke.texi (ARC options): Document mtp-regno.
18268 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
18270 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
18271 the new ARC HS SIMD instructions.
18272 (arc_preferred_simd_mode): New function.
18273 (arc_autovectorize_vector_sizes): Likewise.
18274 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
18275 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
18276 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
18277 (arc_init_builtins): Add new SIMD builtin types.
18278 (arc_split_move): Handle 64 bit vector moves.
18279 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
18280 (TARGET_PLUS_QMACW): Define.
18281 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
18282 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
18283 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
18284 (VSUBADD4H): New builtins.
18285 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
18286 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
18288 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
18289 Matthias Klose <doko@debian.org>
18291 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
18293 2016-04-28 Richard Biener <rguenther@suse.de>
18295 PR middle-end/70777
18296 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
18299 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
18301 * common/config/sh/sh-common.c: Remove SH5 support.
18302 * config/sh/constraints.md: Likewise.
18303 * config/sh/config/sh/elf.h: Likewise.
18304 * config/sh/linux.h: Likewise.
18305 * config/sh/netbsd-elf.h: Likewise.
18306 * config/sh/predicates.md: Likewise.
18307 * config/sh/sh-c.c: Likewise.
18308 * config/sh/sh-protos.h: Likewise.
18309 * config/sh/sh.c: Likewise.
18310 * config/sh/sh.h: Likewise.
18311 * config/sh/sh.md: Likewise.
18312 * config/sh/sh.opt: Likewise.
18313 * config/sh/sync.md: Likewise.
18314 * config/sh/sh64.h: Delete.
18315 * config/sh/shmedia.h: Likewise.
18316 * config/sh/shmedia.md: Likewise.
18317 * config/sh/sshmedia.h: Likewise.
18318 * config/sh/t-netbsd-sh5-64: Likewise.
18319 * config/sh/t-sh64: Likewise.
18320 * config/sh/ushmedia.h: Likewise.
18322 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
18324 * config/i386/i386.md (sign_extend to memory peephole2s): Use
18325 general_reg_operand instead of register_operand predicate.
18327 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
18329 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
18331 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
18333 * match.pd (A - B > A, A + B < A): New transformations.
18335 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
18337 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
18338 which defaults to true. Emit an outer pair of parentheses only if
18339 EMIT_PARENS. When continuing a chain of && or || (or & or |),
18340 don't emit parentheses for the right-hand operand.
18342 2016-04-27 Jeff Law <law@redhat.com>
18344 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
18346 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18348 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
18349 (altivec_lvx_<mode>_internal): Document.
18350 (altivec_lvx_<mode>_2op): New define_insn.
18351 (altivec_lvx_<mode>_1op): Likewise.
18352 (altivec_lvx_<mode>_2op_si): Likewise.
18353 (altivec_lvx_<mode>_1op_si): Likewise.
18354 (altivec_stvx_<mode>): Remove.
18355 (altivec_stvx_<mode>_internal): Document.
18356 (altivec_stvx_<mode>_2op): New define_insn.
18357 (altivec_stvx_<mode>_1op): Likewise.
18358 (altivec_stvx_<mode>_2op_si): Likewise.
18359 (altivec_stvx_<mode>_1op_si): Likewise.
18360 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18361 Expand vec_ld and vec_st during parsing.
18362 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
18364 (altivec_expand_stvx_be): Likewise.
18365 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
18366 address-masking behavior in RTL.
18367 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
18368 address-masking behavior in RTL.
18369 (altivec_expand_builtin): Change builtin code arguments for calls
18370 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
18371 (insn_is_swappable_p): Avoid incorrect swap optimization in the
18372 presence of lvx/stvx patterns.
18373 (alignment_with_canonical_addr): New function.
18374 (alignment_mask): Likewise.
18375 (find_alignment_op): Likewise.
18376 (recombine_lvx_pattern): Likewise.
18377 (recombine_stvx_pattern): Likewise.
18378 (recombine_lvx_stvx_patterns): Likewise.
18379 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
18380 stvx patterns from expand.
18381 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
18383 (vector_altivec_store_<mode>): Likewise.
18385 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
18387 * config/aarch64/aarch64.md
18388 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
18389 remove the "fp" attributes.
18390 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
18391 add the "simd" attributes.
18392 (*movdf_aarch64): Likewise.
18393 (*movtf_aarch64): Remove the "fp" attributes.
18394 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
18395 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
18397 2016-04-27 David Malcolm <dmalcolm@redhat.com>
18399 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
18400 rtx to rtx_code_label *.
18401 * rtl.h (maybe_set_first_label_num): Likewise.
18403 2016-04-27 David Malcolm <dmalcolm@redhat.com>
18405 * df-core.c (df_add_problem): Make the problem param be const.
18406 (df_remove_problem): Make local "problem" be const.
18407 * df-problems.c (problem_RD): Make const.
18408 (problem_LR): Likewise.
18409 (problem_LIVE): Likewise.
18410 (problem_MIR): Likewise.
18411 (problem_CHAIN): Likewise.
18412 (problem_WORD_LR): Likewise.
18413 (problem_NOTE): Likewise.
18414 (problem_MD): Likewise.
18415 * df-scan.c (problem_SCAN): Likewise.
18416 * df.h (struct df_problem): Make field "dependent_problem" be
18418 (struct dataflow): Likewise for field "problem".
18419 (df_add_problem): Make param const.
18421 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
18423 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
18424 inter-unit moves to/from vector registers are enabled. Do not disable
18427 2016-04-27 David Malcolm <dmalcolm@redhat.com>
18429 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
18430 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
18432 (enum df_problem_id): ...this new enum.
18433 (struct df_problem): Convert field "id" from "int" to
18434 enum df_problem_id.
18436 2016-04-27 David Malcolm <dmalcolm@redhat.com>
18438 * rtl.def: Update comment for "things in the instruction chain" to
18439 reflect the removal of the leading "i" field for INSN_UID in
18440 r210360. Fix bogus apostrophe.
18442 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
18444 * config/i386/i386.md
18445 (lea arith with mem operand + setcc peephole2): Set operator mode.
18447 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
18450 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
18451 (dimode_scalar_to_vector_candidate_p): This.
18452 (timode_scalar_to_vector_candidate_p): New function.
18453 (scalar_to_vector_candidate_p): Likewise.
18454 (timode_check_non_convertible_regs): Likewise.
18455 (timode_remove_non_convertible_regs): Likewise.
18456 (remove_non_convertible_regs): Likewise.
18457 (remove_non_convertible_regs): Renamed to ...
18458 (dimode_remove_non_convertible_regs): This.
18459 (scalar_chain::~scalar_chain): Make it virtual.
18460 (scalar_chain::compute_convert_gain): Make it pure virtual.
18461 (scalar_chain::mark_dual_mode_def): Likewise.
18462 (scalar_chain::convert_insn): Likewise.
18463 (scalar_chain::convert_registers): Likewise.
18464 (scalar_chain::add_to_queue): Make it protected.
18465 (scalar_chain::emit_conversion_insns): Likewise.
18466 (scalar_chain::replace_with_subreg): Likewise.
18467 (scalar_chain::replace_with_subreg_in_insn): Likewise.
18468 (scalar_chain::convert_op): Likewise.
18469 (scalar_chain::convert_reg): Likewise.
18470 (scalar_chain::make_vector_copies): Likewise.
18471 (scalar_chain::convert_registers): New pure virtual function.
18472 (class dimode_scalar_chain): New class.
18473 (class timode_scalar_chain): Likewise.
18474 (scalar_chain::mark_dual_mode_def): Renamed to ...
18475 (dimode_scalar_chain::mark_dual_mode_def): This.
18476 (timode_scalar_chain::mark_dual_mode_def): New function.
18477 (timode_scalar_chain::convert_insn): Likewise.
18478 (dimode_scalar_chain::convert_registers): Likewise.
18479 (scalar_chain::compute_convert_gain): Renamed to ...
18480 (dimode_scalar_chain::compute_convert_gain): This.
18481 (scalar_chain::replace_with_subreg): Renamed to ...
18482 (dimode_scalar_chain::replace_with_subreg): This.
18483 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
18484 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
18485 (scalar_chain::make_vector_copies): Renamed to ...
18486 (dimode_scalar_chain::make_vector_copies): This.
18487 (scalar_chain::convert_reg): Renamed to ...
18488 (dimode_scalar_chain::convert_reg ): This.
18489 (scalar_chain::convert_op): Renamed to ...
18490 (dimode_scalar_chain::convert_op): This.
18491 (scalar_chain::convert_insn): Renamed to ...
18492 (dimode_scalar_chain::convert_insn): This.
18493 (scalar_chain::convert): Call convert_registers.
18494 (convert_scalars_to_vector): Change to scalar_chain pointer to
18495 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
18496 in 32-bit mode. Delete scalar_chain pointer. Call
18497 free_dominance_info in 64-bit mode.
18498 (pass_stv::gate): Remove TARGET_64BIT check.
18499 (ix86_option_override): Put the 64-bit STV pass before the CSE
18502 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
18504 * dwarf2out.h (struct dw_loc_descr_node): Remove the
18505 dw_loc_frame_offset field.
18506 * dwarf2out.c (new_loc_descr): Likewise.
18507 (resolve_args_picking_1): Turn the VISITED hash set into a
18508 FRAME_OFFSET hash map. Use it to associate a frame offset to
18509 visited nodes. Remove uses of the CHECKING_P macro.
18510 (resolve_args_picking): Update call to resolve_args_picking_1.
18512 2016-04-27 Martin Liska <mliska@suse.cz>
18514 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
18515 (free_loop_data): Release vuses of groups.
18517 2016-04-27 Bin Cheng <bin.cheng@arm.com>
18519 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
18520 instead of redundant use_id and boolean have_use_for.
18521 (struct iv_use): Change sub_id into group_id. Remove field next.
18522 Move fields: related_cands, n_map_members, cost_map and selected
18524 (struct iv_group): ... here. New structure.
18525 (struct iv_common_cand): Use structure declaration directly.
18526 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
18527 (MAX_CONSIDERED_USES): Rename macro to ...
18528 (MAX_CONSIDERED_GROUPS): ... here.
18529 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
18530 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
18531 (dump_uses): Rename to ...
18532 (dump_groups): ... here. Update all uses.
18533 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
18534 (find_induction_variables): Refactor format of dump information.
18535 (record_sub_use): Delete.
18536 (record_use): Update all uses.
18537 (record_group): New function.
18538 (record_group_use, find_interesting_uses_op): Call above functions.
18540 (find_interesting_uses_cond): Ditto.
18541 (group_compare_offset): New function.
18542 (split_all_small_groups): Rename to ...
18543 (split_small_address_groups_p): ... here. Update all uses.
18544 (split_address_groups): Update all uses.
18545 (find_interesting_uses): Refactor format of dump information.
18546 (add_candidate_1): Update all uses. Remove redundant check on iv,
18548 (add_candidate, record_common_cand): Remove redundant assert.
18549 (add_iv_candidate_for_biv): Update use.
18550 (add_iv_candidate_derived_from_uses): Update all uses.
18551 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
18552 (alloc_use_cost_map): Ditto.
18553 (set_use_iv_cost, get_use_iv_cost): Rename to ...
18554 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
18555 (determine_use_iv_cost_generic): Ditto.
18556 (determine_group_iv_cost_generic): Ditto.
18557 (determine_use_iv_cost_address): Ditto.
18558 (determine_group_iv_cost_address): Ditto.
18559 (determine_use_iv_cost_condition): Ditto.
18560 (determine_group_iv_cost_cond): Ditto.
18561 (determine_use_iv_cost): Ditto.
18562 (determine_group_iv_cost): Ditto.
18563 (set_autoinc_for_original_candidates): Update all uses.
18564 (find_iv_candidates): Update all uses. Refactor dump information.
18565 (determine_use_iv_costs): Ditto.
18566 (determine_iv_costs): Ditto.
18567 (iv_ca_cand_for_use): Rename to ...
18568 (iv_ca_cand_for_group): ... here. Update all uses.
18569 (iv_ca_add_use, iv_ca_add_group): Ditto.
18570 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
18571 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
18572 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
18573 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
18574 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
18575 (create_new_iv, adjust_iv_update_pos): Ditto.
18576 (rewrite_use_address): Delete.
18577 (rewrite_use_address_1): Rename to ...
18578 (rewrite_use_address): ... here.
18579 (rewrite_use_compare): Update all uses.
18580 (rewrite_use): Delete.
18581 (rewrite_uses): Rename to ...
18582 (rewrite_groups): ... here. Update all uses.
18583 (remove_unused_ivs, free_loop_data): Update all uses.
18584 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
18586 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18588 * rtlanal.c (nonzero_bits1): Convert preprocessor check
18589 for WORD_REGISTER_OPERATIONS to runtime check.
18591 2016-04-27 Richard Biener <rguenther@suse.de>
18594 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
18595 aggregate_value_p to determine if a function result is
18596 returned by reference.
18597 (ipa_pta_execute): Functions having their address taken are
18598 not automatically nonlocal.
18600 2016-04-27 Jakub Jelinek <jakub@redhat.com>
18603 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
18604 * fold-const.c (operand_equal_p): If flag_checking and
18605 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
18606 and if it returns non-zero, assert iterative_hash_expr on both
18609 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
18611 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
18613 2016-04-27 Nick Clifton <nickc@redhat.com>
18615 PR middle-end/49889
18616 * varasm.c (merge_weak): Generate an error if an attempt is made
18617 to convert a non-weak static function into a weak, public function.
18619 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
18621 * params.def (MAX_PARTITION_SIZE): New param.
18622 * doc/invoke.texi: Document lto-max-partition.
18624 2016-04-27 Richard Biener <rguenther@suse.de>
18627 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
18628 function cummulating used_from_other_partition, externally_visible
18629 and force_output from aliases.
18630 (refered_from_nonlocal_var): Likewise.
18631 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
18632 node flags properly.
18634 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
18636 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
18637 (-Wmemset-elt-size): New item.
18639 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
18642 * stor-layout.h (internal_reference_types): Delete.
18643 * stor-layout.c (reference_types_internal): Likewise.
18644 (internal_reference_types): Likewise.
18645 (layout_type) <REFERENCE_TYPE>: Adjust.
18647 2016-04-27 Jakub Jelinek <jakub@redhat.com>
18650 * tree.h (inchash::add_expr): Add FLAGS argument.
18651 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
18652 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
18653 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
18654 Formatting fix. Adjust recursive calls. For tcc_comparison,
18655 if swap_tree_comparison (code) is smaller than code, hash that
18656 and arguments in the other order. Hash CONVERT_EXPR the same
18657 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
18658 of ADDR_EXPR of decl as the decl itself. Add or remove
18659 OEP_ADDRESS_OF from recursive flags as needed. For
18660 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
18661 operands commutatively and only the third one normally.
18662 For internal CALL_EXPR hash in CALL_EXPR_IFN.
18664 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
18666 * config/rtems.h (LIB_SPEC): Add -latomic.
18668 2016-04-27 Joel Sherrill <joel@rtems.org>
18670 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
18671 xilink.ld and flags not relevant to RTEMS.
18673 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
18675 * toplev.c (backend_init_target): Avoid calling init_reload when using
18678 2016-04-26 Jakub Jelinek <jakub@redhat.com>
18680 * reorg.c (try_merge_delay_insns): Declare i and j inside the
18681 for loops rather than one for the whole function.
18683 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
18685 * match.pd (X + CST CMP X): New transformation.
18687 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
18689 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
18690 * fold-const.c (fold_binary_loc): Remove 2 transformations
18691 superseded by match.pd.
18692 * match.pd (x+x -> x*2): Generalize to integers.
18694 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
18696 * config/i386/i386.md (operation on memory peephole): Duplicate an
18697 existing peephole and adapt it to match lea rather than an operation
18700 PR rtl-optimization/57193
18701 * opts.c (default_options_table): Add OPT_frename_registers at -O2
18703 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
18705 2016-04-26 Bin Cheng <bin.cheng@arm.com>
18707 * tree-if-conv.c (any_pred_load_store): New static variable.
18708 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
18709 any_pred_load_store instead of and_mask_load_store.
18710 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
18711 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
18712 (combine_blocks, tree_if_conversion): Ditto.
18714 2016-04-26 Bin Cheng <bin.cheng@arm.com>
18716 PR tree-optimization/70771
18717 PR tree-optimization/70775
18718 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
18719 virtual PHI nodes. Delete parameter.
18720 (if_convertible_loop_p_1): Delete argument to above function.
18721 (predicate_all_scalar_phis): Delete code handling single-argument
18723 (tree_if_conversion): Mark and update virtual SSA.
18725 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18728 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
18729 (x86_elf_aligned_common): Rename to ...
18730 (x86_elf_aligned_decl_common): ... this.
18731 Add decl arg. Switch to .lbss for largecomm object. Use
18732 LARGECOMM_SECTION_ASM_OP.
18733 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
18735 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
18736 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
18738 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
18739 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
18741 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18744 * config/i386/i386.c (SECTION_LARGE): Define.
18745 (x86_64_elf_select_section): Set it for large data/bss sections.
18746 Only clear SECTION_WRITE for .lrodata.
18747 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
18749 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
18750 * varasm.c (default_elf_asm_named_section): Grow flagchars.
18751 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
18753 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
18754 * doc/tm.texi: Regenerate.
18756 2016-04-26 Jakub Jelinek <jakub@redhat.com>
18759 * configure.ac (--enable-checking): Document extra flag, for
18760 non-release builds default to --enable-checking=yes,extra.
18761 If misc checking and extra checking, define CHECKING_P to 2 instead
18763 * common.opt (fchecking=): Add.
18764 * doc/invoke.texi (-fchecking=): Document.
18765 * doc/install.texi: Document --enable-checking changes.
18766 * configure: Regenerated.
18767 * config.in: Regenerated.
18769 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18771 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
18772 attribute instead of which_alternative.
18773 * config/i386/sse.md (*mov<mode>_internal): Ditto.
18774 Use EXT_REX_SSE_REG_P where appropriate.
18776 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18778 * config/i386/predicates.md (const0_operand): Do not match
18779 const_wide_int code.
18780 (const1_operand): Ditto.
18782 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18784 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
18785 for SSE constm1 operands and TARGET_AVX512VL.
18786 (*movti_internal): Ditto.
18787 (*mov<mode>_or): Use constm1_operand predicate.
18788 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
18789 for SSE vector_all_ones operands and TARGET_AVX512VL.
18790 * config/i386/predicates.md (constm1_operand): New predicate.
18791 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
18792 emission of constant -1 load.
18794 2016-04-25 Jason Merrill <jason@redhat.com>
18796 * gdbinit.in: Skip is-a.h.
18798 * attribs.c (register_scoped_attributes): Fix logic.
18799 * attribs.h: Declare register_scoped_attributes.
18801 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18803 * config/rs6000/rs6000-builtin.def: Correct pasto error for
18804 stxvd2x and stxvw4x built-in functions.
18806 2016-04-25 DJ Delorie <dj@redhat.com>
18808 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
18809 (ashrhi3): Likewise.
18810 (lshrhi3): Likewise.
18812 2016-04-25 Richard Biener <rguenther@suse.de>
18814 PR tree-optimization/70780
18815 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
18816 wasn't visited yet.
18817 (compute_antic): Mark blocks with abnormal preds as visited as
18818 they have a final empty antic-in solution already.
18820 2016-04-25 Michael Collison <michael.collison@linaro.org>
18822 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
18824 2016-04-25 Michael Collison <michael.collison@linaro.org>
18826 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
18827 mode is VQI to improve mixed mode vectorization.
18828 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
18829 define_insn to match low half of signed vaddw.
18830 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
18831 define_insn to match high half of signed vaddw.
18832 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
18833 define_insn to match low half of unsigned vaddw.
18834 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
18835 define_insn to match high half of unsigned vaddw.
18836 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
18837 (arm_simd_check_vect_par_cnst_half_p): Likewise.
18838 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
18840 (arm_simd_check_vect_par_cnst_half_p): Likewise.
18841 * config/arm/predicates.md (vect_par_constant_high): Support
18842 big endian and simplify by calling
18843 arm_simd_check_vect_par_cnst_half
18844 (vect_par_constant_low): Likewise.
18846 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18848 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
18849 predicate for operand 2.
18851 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
18852 H.J. Lu <hongjiu.lu@intel.com>
18854 * config/i386/i386-protos.h (standard_sse_constant_p): Add
18855 machine_mode argument.
18856 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
18857 constm1_rtx operands. For VOIDmode constants, get mode from
18858 pred_mode. Check mode size if the mode is supported by ABI.
18859 (standard_sse_constant_opcode): Do not use standard_constant_p.
18860 Strictly check ABI support for all-ones operands.
18861 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
18862 immediates. Update calls to standard_sse_constant_p.
18863 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
18864 (ix86_rtx_costs): Ditto.
18865 * config/i386/i386.md (*movxi_internal_avx512f): Use
18866 nonimmediate_or_sse_const_operand instead of vector_move_operand.
18867 Use (v,BC) alternative instead of (v,C). Use register_operand
18868 checks instead of MEM_P.
18869 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
18870 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
18871 isa attribute. Use register_operand checks instead of MEM_P.
18872 (*movti_internal): Use nonimmediate_or_sse_const_operand for
18873 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
18874 alternative and corresponding sse2 isa attribute.
18875 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
18876 to standard_sse_constant_p.
18877 (FP constant splitters): Ditto.
18878 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
18880 * config/i386/predicates.md (constm1_operand): Remove.
18881 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
18882 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
18883 vector_all_ones_operand instead of constm1_operand.
18885 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18887 * print-rtl.c (print_rtx_insn_vec): New function.
18888 * print-rtl.h: New prototype.
18889 * store-motion.c (struct st_expr): Make avail_stores a vector.
18890 (st_expr_entry): Adjust.
18891 (free_st_expr_entry): Likewise.
18892 (print_store_motion_mems): Likewise.
18893 (find_moveable_store): Likewise.
18894 (compute_store_table): Likewise.
18895 (delete_store): Likewise.
18896 (build_store_vectors): Likewise.
18898 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18900 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
18902 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18904 * vec.h (vec_safe_contains): New function.
18905 (vec::contains): Likewise.
18906 (vec::begin): Likewise.
18907 (vec::end): Likewise.
18909 2016-04-23 Jakub Jelinek <jakub@redhat.com>
18912 * cfgexpand.c (expand_stack_vars): Fix typo.
18914 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
18916 * system.h (list, map, set, vector): Include conditionally.
18917 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
18918 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
18919 * ipa-icf.c (INCLUDE_LIST): Define.
18920 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
18921 * config/sh/sh.c (INCLUDE_VECTOR): Define.
18922 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
18923 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
18924 * cp/logic.cc (INCLUDE_LIST): Define.
18925 * fortran/trans-common.c (INCLUDE_MAP): Define.
18927 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
18929 * auto-profile.c: Remove <string.h> include.
18930 * ipa-icf-gimple.c: Remove <list> include.
18931 * diagnostic.c: Remove <new> include.
18932 * genmatch.c: Likewise.
18933 * pretty-print.c: Likewise.
18934 * toplev.c: Likewise
18935 * c/c-objc-common.c: Likewise.
18936 * cp/error.c: Likewise.
18937 * fortran/error.c: Likewise.
18939 2016-04-22 Richard Biener <rguenther@suse.de>
18941 * lto-streamer-in.c (input_ssa_names): Do not allocate
18942 GIMPLE_NOP for all SSA names.
18943 * lto-streamer-out.c (output_ssa_names): Do not output
18944 SSA names that should have been released.
18946 2016-04-22 Richard Biener <rguenther@suse.de>
18948 PR tree-optimization/70740
18949 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
18952 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
18955 * config/i386/predicates.md (call_insn_operand): Replace
18956 sibcall_memory_operand with memory_operand.
18958 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
18960 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
18961 has_single_use() tests.
18962 (register_edge_assert_for_1): Likewise.
18963 (find_assert_locations_1): Check the liveness bitmap instead of
18964 checking has_single_use().
18966 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
18969 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
18970 Extract AVX-512BW constraint from AVX.
18972 2016-04-21 Richard Biener <rguenther@suse.de>
18974 PR tree-optimization/70725
18975 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
18976 for phi_convertible_by_degenerating_args.
18977 (predicate_all_scalar_phis): Handle single-argument PHIs.
18979 2016-04-21 Richard Biener <rguenther@suse.de>
18981 PR middle-end/70747
18982 * fold-const.c (fold_comparison): Return properly typed
18985 2016-04-21 Bin Cheng <bin.cheng@arm.com>
18987 PR tree-optimization/70715
18988 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
18989 after expanding BASE using expand_simple_operations.
18991 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
18993 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
18994 New transformations.
18996 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
18998 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
19000 2016-04-20 Jan Hubicka <jh@suse.cz>
19002 * ipa-inline.c (can_inline_edge_p): Pass caller info to
19003 ultiimate_alias_target.
19004 (update_callee_keys): Likewise.
19005 (lookup_recursive_calls): Likewise.
19006 (speculation_useful_p): Likewise.
19008 2016-04-20 Jan Hubicka <jh@suse.cz>
19011 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
19012 (set_nothrow_flag_1): ... this; handle interposition correctly;
19013 recurse on aliases and thunks.
19014 (cgraph_node::set_nothrow_flag): New.
19015 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
19016 functions compiled with non-call exceptions that binds to current
19018 (propagate_nothrow): Be safe WRT interposition.
19019 * cgraph.h (set_nothrow_flag): Update prototype.
19021 2016-04-18 Jan Hubicka <jh@suse.cz>
19023 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
19024 max_loop_iterations_int.
19025 (tree_unswitch_outer_loop): Likewise.
19027 2016-04-20 Bin Cheng <bin.cheng@arm.com>
19029 PR tree-optimization/69489
19030 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
19031 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
19032 Revise dump message.
19033 (if_convertible_bb_p): Remove check on edge count of basic block's
19036 2016-04-20 Bin Cheng <bin.cheng@arm.com>
19038 PR tree-optimization/56625
19039 PR tree-optimization/69489
19040 * tree-data-ref.h (DR_INNERMOST): New macro.
19041 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
19042 hashing struct innermost_loop_behavior.
19043 (ref_DR_map): Remove.
19044 (innermost_DR_map): New map.
19045 (baseref_DR_map): Revise comment.
19046 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
19047 to innermost_DR_map accroding to its innermost loop behavior.
19048 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
19049 to its innermost loop behavior.
19050 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
19051 Add initialization for innermost_DR_map. Record memory reference
19052 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
19053 have innermost loop behavior.
19054 (if_convertible_loop_p): Remove release for ref_DR_map. Release
19057 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
19059 * config/i386/i386.md (*lea<mode>_general_1): Rename from
19060 *lea_general_1. Use explicit SWI12 mode interator.
19061 (*lea<mode>_general_2): Rename from *lea_general_2.
19062 Use explicit SWI12 mode interator.
19063 (*lea<mode>_general_3): Rename from *lea_general_3.
19064 Use explicit SWI12 mode interator.
19065 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
19066 Use explicit SWI12 mode interator.
19067 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
19068 Use explicit SWI48 mode interator.
19070 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
19072 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
19073 Short-cut unaligned load and store cases. Handle all integer
19075 (ix86_expand_vector_move_misalign): Short-cut unaligned load
19076 and store cases. Call ix86_avx256_split_vector_move_misalign
19077 directly without checking mode class.
19079 2016-04-20 Andrew Pinski <apinski@cavium.com>
19080 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19083 * config/aarch64/aarch64.md (sibcall): Force call
19084 address to be DImode for ILP32.
19085 (sibcall_value): Likewise.
19087 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
19089 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
19091 2016-04-20 Richard Biener <rguenther@suse.de>
19093 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
19094 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
19095 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
19096 (maybe_push_res_to_seq): Adjust.
19097 * gimple-fold.c (maybe_build_generic_op): Likewise.
19099 2016-04-20 Marek Polacek <polacek@redhat.com>
19101 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
19104 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
19106 * config/i386/sse.md (vec_unpacks_lo_hi): Always
19107 use kmovw to support AVX512F target.
19109 2016-04-20 Bin Cheng <bin.cheng@arm.com>
19111 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
19113 2016-04-20 Marek Polacek <polacek@redhat.com>
19115 PR tree-optimization/70725
19116 * tree-if-conv.c (is_false_predicate): New function.
19117 (predicate_mem_writes): Use it.
19119 2016-04-20 Richard Biener <rguenther@suse.de>
19121 PR tree-optimization/70726
19122 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
19123 shift amounts from a pattern stmt operand.
19125 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19128 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
19129 stack_restore_from_fpr pattern when restoring r15.
19130 (s390_optimize_prologue): Strip away the memory barrier in the
19131 parallel when trying to get rid of restore insns.
19132 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
19133 definition for loading the stack pointer from an FPR. Compared to
19134 the normal move insn this pattern includes a full memory barrier.
19136 2016-04-19 Jakub Jelinek <jakub@redhat.com>
19138 PR middle-end/70680
19139 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
19140 implicitly linear or lastprivate iterator on the outer context.
19142 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
19144 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
19146 * config/i386/i386.md (ssememalign): Removed.
19147 * config/i386/sse.md: Remove ssememalign attribute from patterns.
19149 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
19152 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
19153 const short * to __builtin_ia32_loaddquhi512_mask.
19154 (_mm512_maskz_loadu_epi16): Likewise.
19155 (_mm512_mask_storeu_epi16): Pass short * to
19156 __builtin_ia32_storedquhi512_mask.
19157 (_mm512_mask_loadu_epi8): Pass const char * to
19158 __builtin_ia32_loaddquqi512_mask.
19159 (_mm512_maskz_loadu_epi8): Likewise.
19160 (_mm512_mask_storeu_epi8): Pass char * to
19161 __builtin_ia32_storedquqi512_mask.
19162 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
19163 const double * to __builtin_ia32_loadupd512_mask.
19164 (_mm512_mask_loadu_pd): Likewise.
19165 (_mm512_maskz_loadu_pd): Likewise.
19166 (_mm512_storeu_pd): Pass double * to
19167 __builtin_ia32_storeupd512_mask.
19168 (_mm512_mask_storeu_pd): Likewise.
19169 (_mm512_loadu_ps): Pass const float * to
19170 __builtin_ia32_loadups512_mask.
19171 (_mm512_mask_loadu_ps): Likewise.
19172 (_mm512_maskz_loadu_ps): Likewise.
19173 (_mm512_storeu_ps): Pass float * to
19174 __builtin_ia32_storeups512_mask.
19175 (_mm512_mask_storeu_ps): Likewise.
19176 (_mm512_mask_loadu_epi64): Pass const long long * to
19177 __builtin_ia32_loaddqudi512_mask.
19178 (_mm512_maskz_loadu_epi64): Likewise.
19179 (_mm512_mask_storeu_epi64): Pass long long *
19180 to __builtin_ia32_storedqudi512_mask.
19181 (_mm512_loadu_si512): Pass const int * to
19182 __builtin_ia32_loaddqusi512_mask.
19183 (_mm512_mask_loadu_epi32): Likewise.
19184 (_mm512_maskz_loadu_epi32): Likewise.
19185 (_mm512_storeu_si512): Pass int * to
19186 __builtin_ia32_storedqusi512_mask.
19187 (_mm512_mask_storeu_epi32): Likewise.
19188 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
19189 char * to __builtin_ia32_storedquqi256_mask.
19190 (_mm_mask_storeu_epi8): Likewise.
19191 (_mm256_mask_loadu_epi16): Pass const short * to
19192 __builtin_ia32_loaddquhi256_mask.
19193 (_mm256_maskz_loadu_epi16): Likewise.
19194 (_mm_mask_loadu_epi16): Pass const short * to
19195 __builtin_ia32_loaddquhi128_mask.
19196 (_mm_maskz_loadu_epi16): Likewise.
19197 (_mm256_mask_loadu_epi8): Pass const char * to
19198 __builtin_ia32_loaddquqi256_mask.
19199 (_mm256_maskz_loadu_epi8): Likewise.
19200 (_mm_mask_loadu_epi8): Pass const char * to
19201 __builtin_ia32_loaddquqi128_mask.
19202 (_mm_maskz_loadu_epi8): Likewise.
19203 (_mm256_mask_storeu_epi16): Pass short * to.
19204 __builtin_ia32_storedquhi256_mask.
19205 (_mm_mask_storeu_epi16): Pass short * to.
19206 __builtin_ia32_storedquhi128_mask.
19207 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
19208 const double * to __builtin_ia32_loadupd256_mask.
19209 (_mm256_maskz_loadu_pd): Likewise.
19210 (_mm_mask_loadu_pd): Pass onst double * to
19211 __builtin_ia32_loadupd128_mask.
19212 (_mm_maskz_loadu_pd): Likewise.
19213 (_mm256_mask_storeu_pd): Pass double * to
19214 __builtin_ia32_storeupd256_mask.
19215 (_mm_mask_storeu_pd): Pass double * to
19216 __builtin_ia32_storeupd128_mask.
19217 (_mm256_mask_loadu_ps): Pass const float * to
19218 __builtin_ia32_loadups256_mask.
19219 (_mm256_maskz_loadu_ps): Likewise.
19220 (_mm_mask_loadu_ps): Pass const float * to
19221 __builtin_ia32_loadups128_mask.
19222 (_mm_maskz_loadu_ps): Likewise.
19223 (_mm256_mask_storeu_ps): Pass float * to
19224 __builtin_ia32_storeups256_mask.
19225 (_mm_mask_storeu_ps): ass float * to
19226 __builtin_ia32_storeups128_mask.
19227 (_mm256_mask_loadu_epi64): Pass const long long * to
19228 __builtin_ia32_loaddqudi256_mask.
19229 (_mm256_maskz_loadu_epi64): Likewise.
19230 (_mm_mask_loadu_epi64): Pass const long long * to
19231 __builtin_ia32_loaddqudi128_mask.
19232 (_mm_maskz_loadu_epi64): Likewise.
19233 (_mm256_mask_storeu_epi64): Pass long long * to
19234 __builtin_ia32_storedqudi256_mask.
19235 (_mm_mask_storeu_epi64): Pass long long * to
19236 __builtin_ia32_storedqudi128_mask.
19237 (_mm256_mask_loadu_epi32): Pass const int * to
19238 __builtin_ia32_loaddqusi256_mask.
19239 (_mm256_maskz_loadu_epi32): Likewise.
19240 (_mm_mask_loadu_epi32): Pass const int * to
19241 __builtin_ia32_loaddqusi128_mask.
19242 (_mm_maskz_loadu_epi32): Likewise.
19243 (_mm256_mask_storeu_epi32): Pass int * to
19244 __builtin_ia32_storedqusi256_mask.
19245 (_mm_mask_storeu_epi32): Pass int * to
19246 __builtin_ia32_storedqusi128_mask.
19247 * config/i386/i386-builtin-types.def (PCSHORT): New.
19248 (PINT64): Likewise.
19249 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
19250 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
19251 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
19252 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
19253 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
19254 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
19255 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
19256 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
19257 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
19258 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
19259 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
19260 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
19261 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
19262 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
19263 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
19264 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
19265 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
19266 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
19267 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
19268 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
19269 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
19270 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
19271 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
19272 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
19273 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
19274 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
19275 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
19276 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
19277 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
19278 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
19279 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
19280 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
19281 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
19282 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
19283 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
19284 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
19285 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
19286 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
19287 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
19288 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
19289 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
19290 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
19291 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
19292 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
19293 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
19294 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
19295 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
19296 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
19297 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
19299 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
19300 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
19302 (ix86_expand_vector_move_misalign): Likewise.
19303 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
19304 to scalar function prototype for unaligned load/store builtins.
19305 (ix86_expand_special_args_builtin): Updated.
19306 * config/i386/sse.md (UNSPEC_LOADU): Removed.
19307 (UNSPEC_STOREU): Likewise.
19308 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
19309 (VI_ULOADSTORE_F_AVX512VL): Likewise.
19310 (ssescalarsize): Handle V4TI, V2TI and V1TI.
19311 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
19312 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
19313 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
19314 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
19315 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
19316 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
19317 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
19318 (<avx512>_storedqu<mode>_mask): Likewise.
19319 (*sse4_2_pcmpestr_unaligned): Likewise.
19320 (*sse4_2_pcmpistr_unaligned): Likewise.
19321 (*mov<mode>_internal): Renamed to ...
19322 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
19323 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
19324 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
19325 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
19327 2016-04-19 Richard Biener <rguenther@suse.de>
19329 PR tree-optimization/70171
19330 * tree-ssa-phiprop.c: Include stor-layout.h.
19331 (phiprop_insert_phi): Handle the aggregate copy case.
19332 (propagate_with_phi): Likewise.
19334 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
19336 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
19337 instead of simplify_gen_subreg (... , 0).
19338 (ix86_delegitimize_address): Ditto.
19339 (ix86_split_divmod): Ditto.
19340 (ix86_split_copysign_const): Ditto.
19341 (ix86_split_copysign_var): Ditto.
19342 (ix86_expand_args_builtin): Ditto.
19343 (ix86_expand_round_builtin): Ditto.
19344 (ix86_expand_special_args_builtin): Ditto.
19345 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
19346 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
19347 (udivmodqi4): Ditto.
19348 (absneg splitters): Ditto.
19349 (*jcc_bt<mode>_1): Ditto.
19351 2016-04-19 Richard Biener <rguenther@suse.de>
19353 PR tree-optimization/70724
19354 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
19355 restoring out from ...
19356 (free_scc_vn): ... here.
19357 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
19358 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
19360 (pass_fre::execute): Restore SSA info.
19362 2016-04-19 Richard Biener <rguenther@suse.de>
19364 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
19365 * gimple-walk.c (walk_gimple_op): Initialize it.
19366 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
19367 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
19368 remapping SSA names of defs.
19369 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
19372 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
19374 PR middle-end/70689
19375 * lra-constraints.c (equiv_substition_p): New.
19376 (process_alt_operands): Use it.
19377 (swap_operands): Swap it.
19378 (curr_insn_transform): Update it.
19380 2016-04-18 Michael Matz <matz@suse.de>
19382 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
19383 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
19384 * tree-core.h (tree_type_common.align): Use bit-field.
19385 (tree_type_common.spare): New.
19386 (tree_decl_common.off_align): Make smaller.
19387 (tree_decl_common.align): Use bit-field.
19389 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
19390 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
19391 (scan_sharing_clauses): Ditto.
19392 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
19393 (omp_finish_file): Ditto.
19394 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
19395 (layout_decl): Ditto.
19396 (relayout_decl): Ditto.
19397 (finalize_record_size): Use SET_TYPE_ALIGN.
19398 (finalize_type_size): Ditto.
19399 (finish_builtin_struct): Ditto.
19400 (layout_type): Ditto.
19401 (initialize_sizetypes): Ditto.
19402 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
19403 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
19404 (lookup_field_for_decl): Use SET_DECL_ALIGN.
19405 (get_chain_field): Ditto.
19406 (get_trampoline_type): Ditto.
19407 (get_nl_goto_field): Ditto.
19408 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
19410 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
19411 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
19412 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
19413 (build_qualified_type): Use SET_TYPE_ALIGN.
19414 (build_aligned_type, build_range_type_1): Ditto.
19415 (build_atomic_base): Ditto.
19416 (build_common_tree_nodes): Ditto.
19417 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
19418 (expand_one_stack_var_at): Ditto.
19419 * coverage.c (build_var): Use SET_DECL_ALIGN.
19420 * except.c (init_eh): Ditto.
19421 * function.c (assign_parm_setup_block): Ditto.
19422 * symtab.c (increase_alignment_1): Ditto.
19423 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
19424 * tree-vect-stmts.c (ensure_base_align): Ditto.
19425 * varasm.c (align_variable): Ditto.
19426 (assemble_variable): Ditto.
19427 (build_constant_desc): Ditto.
19428 (output_constant_def_contents): Ditto.
19430 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
19431 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
19432 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
19433 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
19434 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
19436 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
19439 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
19440 replace %vmovsd with "%vmovq".
19441 (vec_concatv2df): Likewise.
19443 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
19445 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
19446 (*vec_extractv2si_0): Ditto.
19447 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
19448 (zero_extended_scalar_load_operand splitters): Ditto.
19449 (vec_extract splitters): Ditto.
19450 (*vec_extractv4si_0_zext): Ditto.
19451 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
19452 and lowpart_subreg.
19453 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
19454 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
19455 (*sse4_1_extractps): Use lowpart_subreg.
19456 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
19458 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19460 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
19462 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
19463 Mention Solaris 11 packaging changes.
19464 Update gas and gld requirements.
19465 Remove reference to pre-Solaris 10 bug.
19466 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
19468 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
19471 2016-04-17 Jan Hubicka <jh@suse.cz>
19473 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
19474 max_loop_iterations_int.
19476 2016-04-18 Richard Biener <rguenther@suse.de>
19478 PR tree-optimization/43434
19479 * tree-ssa-structalias.c (struct vls_data): New.
19480 (visit_loadstore): Handle all pointer-based accesses.
19481 (compute_dependence_clique): Compute a bitmap of restrict tags
19482 assigned bases and pass it to visit_loadstore.
19484 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
19487 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
19488 armv8.1-a and armv8.1-a+crc.
19490 2016-04-18 Richard Biener <rguenther@suse.de>
19492 PR tree-optimization/70701
19493 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
19494 references after translating through a memcpy.
19496 2016-04-18 Richard Biener <rguenther@suse.de>
19498 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
19499 (compute_antic): ... here. For partial antic use regular
19500 postorder and scrap iteration.
19501 (compute_partial_antic_aux): Remove unused return value.
19502 (init_pre): Do not allocate postorder.
19503 (fini_pre): Do not free postorder.
19505 2016-04-18 Richard Biener <rguenther@suse.de>
19507 PR middle-end/37870
19508 * expmed.c (extract_bit_field_1): Remove broken case
19509 using a wider MODE_INT mode.
19511 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
19513 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
19514 unless compiling with at least GCC-4.8.
19516 2016-04-17 Jan Hubicka <jh@suse.cz>
19519 * graphite.c (graphite_finalize): Update call to
19520 tree_estimate_probability.
19521 * predict.h (tree_estimate_probability): Update prototype.
19523 2016-04-17 Jan Hubicka <jh@suse.cz>
19525 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
19526 (tree_estimate_probability): Likewise.
19527 (pass_profile::execute): Update.
19528 (report_predictor_hitrates): New function.
19529 * profile.c (compute_branch_probabilities): Use it.
19530 * predict.h (report_predictor_hitrates): Declare.
19532 2016-04-17 Jan Hubicka <jh@suse.cz>
19535 * cgraph.h (cgraph_node::set_const_flag,
19536 cgraph_node::set_pure_flag): Update prototype to return bool;
19538 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
19539 of interposable symbol are interposable, too.
19540 (cgraph_set_const_flag_1): Rename to ...
19541 (set_const_flag_1): ... this one; change to self recursive function
19542 instead of call_for_symbol_thunks_and_aliases. Handle correctly
19543 clearnig the flag in all variants and also virtual thunks of const
19544 functions are pure; track if any change was done.
19545 (cgraph_node::set_const_flag): Update.
19546 (struct set_pure_flag_info): New struct.
19547 (cgraph_set_pure_flag_1): Rename to ...
19548 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
19549 rather than pointer encoded flags; track if any changes was done;
19550 handle correctly clearning flag and setting flag of aliases already
19552 (cgraph_node::set_pure_flag): Update.
19553 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
19555 2016-04-17 Tom de Vries <tom@codesourcery.com>
19558 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
19559 backslash in label.
19561 2016-04-17 Tom de Vries <tom@codesourcery.com>
19563 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
19564 '{}<> ' as escape-for-record.
19566 2016-04-17 Tom de Vries <tom@codesourcery.com>
19568 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
19571 2016-04-17 Tom de Vries <tom@codesourcery.com>
19574 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
19575 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
19576 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
19577 * passes.c (finish_optimization_passes): Only call
19578 finish_graph_dump_file if dfi->graph_dump_initialized.
19579 (execute_function_dump, pass_init_dump_file): Use
19580 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
19582 2016-04-17 Tom de Vries <tom@codesourcery.com>
19584 PR tree-optimization/70256
19585 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
19586 (debug_varmap): New function.
19588 2016-04-17 Tom de Vries <tom@codesourcery.com>
19591 * passes.c (pass_manager::register_pass): Propagate pflags.
19593 2016-04-17 Tom de Vries <tom@codesourcery.com>
19596 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
19597 * passes.c (pass_manager::pass_manager): Declare and init p_start in
19598 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
19599 check if it's equal to p_start.
19600 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
19602 2016-04-15 Jan Hubicka <jh@suse.cz>
19605 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
19606 function does not bind to current def.
19607 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
19608 handle conservatively calls to functions that does not need to bind
19610 (check_call): Update call of worse_state.
19611 (ignore_edge_for_nothrow): Update.
19612 (ignore_edge_for_pure_const): Likewise.
19613 (propagate_pure_const): Update calls to worse_state.
19614 (skip_function_for_local_pure_const): Reformat comments.
19616 2016-04-15 Jan Hubicka <jh@suse.cz>
19619 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
19620 (cgraph_node::function_symbol): Likewise.
19621 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
19622 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
19623 (symtab_node::ultimate_alias_target): Add REF parameter.
19624 (symtab_node::binds_to_current_def_p): Declare.
19625 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
19626 (cgraph_node::function_symbol): Likewise.
19627 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
19628 (cgraph_node::get_availability): Likewise.
19629 (cgraph_edge::binds_to_current_def_p): New inline function.
19630 (varpool_node::get_availability): Add REF parameter.
19631 (varpool_node::ultimate_alias_target): Likewise.
19632 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
19633 (symtab_node::binds_to_current_def_p): Likewise.
19634 * varpool.c (varpool_node::get_availability): Likewise.
19636 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
19639 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
19640 Fix mode size check.
19642 2016-04-15 Jakub Jelinek <jakub@redhat.com>
19644 * BASE-VER: Set to 7.0.0.
19646 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
19648 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
19650 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19652 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
19653 architecture revisions.
19655 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
19657 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
19658 * config/i386/i386.c (ix86_using_red_zone): No longer static.
19659 * config/i386/i386.md (stack decrement to push peepholes): Guard
19660 with !x86_using_red_zone ().
19662 2016-04-15 Jakub Jelinek <jakub@redhat.com>
19665 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
19666 to dump_generic_node.
19667 (NIY): Pass also flags to do_niy.
19669 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
19671 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
19672 (simd_clone_vector_of_formal_parm_types)
19673 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
19674 (simd_clone_mangle, simd_clone_create)
19675 (simd_clone_adjust_return_type, create_tmp_simd_array)
19676 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
19677 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
19678 (ipa_simd_modify_function_body, simd_clone_linear_addend)
19679 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
19680 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
19681 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
19682 * omp-simd-clone.c: ... this new file.
19683 (simd_clone_vector_of_formal_parm_types): Make it static.
19684 * Makefile.in (OBJS): Add omp-simd-clone.o.
19686 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
19689 * config/i386/sse.md: Use proper memory operand modifiers.
19692 2016-04-15 Richard Biener <rguenther@suse.de>
19693 Alan Modra <amodra@gmail.com>
19695 PR tree-optimization/70130
19696 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
19697 when alignment stays not the same and no not use the realign
19700 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
19703 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
19704 direct move handlers for KFmode. Change TFmode handlers test from
19705 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
19707 2016-04-14 Jakub Jelinek <jakub@redhat.com>
19710 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
19711 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
19712 (inlined_polymorphic_ctor_dtor_block_p): Use it.
19713 * tree-ssa-live.c (remove_unused_scope_block_p): When
19714 in_ctor_dtor_block, avoid discarding not just BLOCKs with
19715 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
19716 block_ultimate_origin is FUNCTION_DECL.
19717 (remove_unused_locals): If current_function_decl is
19718 polymorphic_ctor_dtor_p, pass initial true to
19719 remove_unused_scope_block_p' is_ctor_dtor_block.
19721 2016-04-14 Martin Sebor <msebor@redhat.com>
19726 * doc/extend.texi (Variable Length): Revert.
19728 2016-04-14 Marek Polacek <polacek@redhat.com>
19729 Jan Hubicka <hubicka@ucw.cz>
19732 * tree.c (verify_type): Disable the canonical type of main variant
19735 2016-04-14 Jason Merrill <jason@redhat.com>
19737 * cfgexpand.c, expr.c: Revert previous change.
19739 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
19741 PR middle-end/70643
19742 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
19743 when building a mem ref for the incoming reduction variable.
19745 2016-04-14 Richard Biener <rguenther@suse.de>
19747 PR tree-optimization/70614
19748 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
19749 loop if the evolution dropped to chrec_dont_know.
19750 (interpret_condition_phi): Likewise.
19752 2016-04-14 Richard Biener <rguenther@suse.de>
19754 PR tree-optimization/70623
19755 * tree-ssa-pre.c (changed_blocks): Make global ...
19756 (compute_antic): ... local here. Move and fix worklist
19757 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
19758 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
19759 worklist handling, dump when ANTIC_IN changed.
19760 (compute_partial_antic_aux): Remove worklist handling.
19761 (init_pre): Do not compute post dominators. Add a comment about
19762 the CFG order chosen.
19763 (fini_pre): Do not free post dominators.
19765 2016-04-13 Martin Sebor <msebor@redhat.com>
19770 * doc/extend.texi (Variable Length): Document C++ specifics.
19772 2016-04-13 Jakub Jelinek <jakub@redhat.com>
19775 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
19776 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
19777 eh edges have been purged.
19780 * tree-sra.c (create_access_replacement,
19781 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
19783 * tree-pretty-print.c (dump_fancy_name): New function.
19784 (dump_decl_name, dump_generic_node): Use it.
19786 2016-04-13 Jason Merrill <jason@redhat.com>
19788 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
19789 * expr.c (expand_expr_real_1): Likewise.
19791 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
19793 * config/i386/i386.md (kunpckhi): Swap operands.
19794 (kunpcksi): Likewise.
19795 (kunpckdi): Likewise.
19796 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
19797 (vec_pack_trunc_<mode>): Likewise.
19799 2016-04-13 Jakub Jelinek <jakub@redhat.com>
19802 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
19804 PR middle-end/70633
19805 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
19806 gimplification turns some element into non-constant.
19809 * rtl.h (convert_memory_address_addr_space_1): New prototype.
19810 * explow.c (convert_memory_address_addr_space_1): No longer static,
19811 add NO_EMIT argument and don't call convert_modes if true, pass
19812 it down recursively, remove break after return.
19813 (convert_memory_address_addr_space): Adjust caller.
19814 * simplify-rtx.c (simplify_unary_operation_1): Call
19815 convert_memory_address_addr_space_1 instead of convert_memory_address,
19816 if it returns NULL, don't simplify.
19818 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
19821 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
19823 2016-04-12 Jakub Jelinek <jakub@redhat.com>
19825 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
19826 Bump the upper SIMDLEN limits, so that if the return type or
19827 characteristic type if the return type is void can be passed in
19828 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
19831 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
19834 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
19835 Do not use "=" constraint on an input constraint.
19836 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
19837 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
19838 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
19839 generates (neg (abs ...)) instead of (abs ...).
19841 2016-04-12 Jakub Jelinek <jakub@redhat.com>
19843 PR rtl-optimization/70596
19844 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
19845 just invalidate LRA data and reset them. Adjust dump wording.
19847 2016-04-12 Martin Liska <mliska@suse.cz>
19850 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
19852 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
19854 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
19855 max_loop_iterations_int.
19856 (tree_unswitch_outer_loop): Likewise.
19857 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
19858 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
19860 2016-04-12 Tom de Vries <tom@codesourcery.com>
19862 PR tree-optimization/68756
19863 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
19864 instead of new_name.
19866 2016-04-12 Jakub Jelinek <jakub@redhat.com>
19868 PR tree-optimization/70602
19869 * tree-sra.c (generate_subtree_copies): Don't write anything into
19870 constant pool decls.
19872 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
19873 regardless whether there are depend clauses or not.
19875 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
19878 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
19879 target attribute and pragma from changing the -mfloat128
19880 and -mfloat128-hardware options.
19882 * doc/extend.texi (Additional Floating Types): Document PowerPC
19883 __float128 restrictions.
19885 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
19888 * config/aarch64/driver-aarch64.c
19889 (aarch64_get_extension_string_for_isa_flags): New.
19890 (arch_extension): Rename to...
19891 (aarch64_arch_extension): ...This.
19892 (ext_to_feat_string): Rename to...
19893 (aarch64_extensions): ...This.
19894 (aarch64_core_data): Keep track of architecture extension flags.
19895 (cpu_data): Rename to...
19896 (aarch64_cpu_data): ...This.
19897 (aarch64_arch_driver_info): Keep track of architecture extension
19899 (get_arch_name_from_id): Rename to...
19900 (get_arch_from_id): ...This, change return type.
19901 (host_detect_local_cpu): Update and reformat for renames, handle
19902 extensions through common infrastructure.
19904 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
19907 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
19908 track of a canonical flag name.
19909 (all_extensions): Likewise.
19910 (arch_to_arch_name): Also track extension flags enabled by the arch.
19911 (all_architectures): Likewise.
19912 (aarch64_parse_extension): Move to here.
19913 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
19915 (aarch64_rewrite_selected_cpu): Update for above change.
19916 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
19917 are handled, such that the single explicit value enabled by an
19918 extension is kept seperate from the implicit values it also enables.
19919 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
19921 (aarch64_parse_extension): New.
19922 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
19923 here to config/aarch64/aarch64-protos.h.
19924 (aarch64_parse_extension): Move from here to
19925 common/config/aarch64/aarch64-common.c.
19926 (aarch64_option_print): Update.
19927 (aarch64_declare_function_name): Likewise.
19928 (aarch64_start_file): Likewise.
19929 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
19930 the canonical flag for extensions.
19931 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
19934 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
19936 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
19939 2016-04-09 Tom de Vries <tom@codesourcery.com>
19941 PR tree-optimization/68953
19942 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
19943 first to last subscript.
19945 2016-04-09 Jakub Jelinek <jakub@redhat.com>
19947 PR tree-optimization/70586
19948 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
19951 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
19955 PR tree-optimization/70373
19956 PR middle-end/70533
19957 PR middle-end/70534
19958 PR middle-end/70535
19959 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
19960 clauses for acc parallel reductions as necessary. Error on those
19962 * omp-low.c (scan_sharing_clauses): Don't install variables which
19963 are used in acc parallel reductions.
19964 (lower_rec_input_clauses): Remove dead code.
19965 (lower_oacc_reductions): Add support for reference reductions.
19966 (lower_reduction_clauses): Remove dead code.
19967 (lower_omp_target): Don't remap variables appearing in acc parallel
19969 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
19971 2016-04-08 Jakub Jelinek <jakub@redhat.com>
19973 PR middle-end/70593
19974 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
19975 with multiple SSA_NAME defs, force the outputs other than first
19976 to be live before calling live_track_process_def on each output.
19978 PR rtl-optimization/70574
19979 * fwprop.c (forward_propagate_and_simplify): Don't add
19980 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
19981 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
19982 paradoxical subregs within *loc.
19984 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
19986 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
19987 -ftree-parallelize-loops={0,1}.
19988 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
19989 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
19990 * config/ia64/hpux.h (LIB_SPEC): Likewise.
19991 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
19992 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
19994 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
19997 * asan.c (instrument_derefs): If we get unknown location, extract it
19998 with EXPR_LOCATION.
19999 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
20001 2016-04-08 Tom de Vries <tom@codesourcery.com>
20003 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
20004 implicit firstprivate clause.
20006 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20009 * config/arm/thumb2.md (tst + branch-> lsls + branch
20010 peephole below *orsi_not_shiftsi_si): Require that condition
20011 register is dead after the peephole.
20012 (second peephole after the above): Likewise.
20014 2016-04-08 Alan Modra <amodra@gmail.com>
20017 * builtins.c (fold_builtin_classify): For IBM extended precision,
20018 look at just the high-order double to test for NaN.
20019 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
20020 test just the high double for Inf but both doubles for subnormal
20023 2016-04-07 Jakub Jelinek <jakub@redhat.com>
20025 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
20026 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
20027 node->simdclone->mask_mode != VOIDmode masks.
20028 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
20029 earlier, use it instead of node->simdclone.
20030 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
20031 Set clonei->mask_mode.
20033 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
20036 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
20037 Pass it through to cp_parser_already_scoped_statement.
20038 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
20039 it through to cp_parser_statement.
20040 (cp_parser_statement): Pass IF_P through to
20041 cp_parser_iteration_statement.
20042 (cp_parser_pragma): Adjust call to
20043 cp_parser_iteration_statement.
20045 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
20048 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
20049 resolve a future -Wparentheses warning.
20050 * omp-low.c (scan_sharing_clauses): Likewise.
20051 * tree-parloops.c (eliminate_local_variables): Likewise.
20053 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
20055 PR rtl-optimization/70398
20056 * lra-constraints.c (process_address_1): Check zero scale and code
20057 for reloading with zero scale.
20059 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
20061 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
20062 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
20064 2016-04-06 Jakub Jelinek <jakub@redhat.com>
20066 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
20067 Add support for AVX512F clones, include them by default for
20068 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
20069 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
20072 PR middle-end/70550
20073 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
20074 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
20075 firstprivate clauses.
20076 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
20077 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
20078 (lower_omp_target): Set TREE_NO_WARNING for
20079 non-addressable possibly uninitialized vars which are copied into
20080 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
20082 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
20084 * config/pa/predicates.md (integer_store_memory_operand): Accept
20085 REG+D operands with a large offset when reload_in_progress is true.
20086 (floating_point_store_memory_operand): Likewise.
20088 2016-04-05 Jakub Jelinek <jakub@redhat.com>
20091 * match.pd (nested int casts): Limit to GIMPLE.
20093 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
20096 * ipa-devirt.c (maybe_record_node): Fix comment; use
20097 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
20099 2016-04-05 Jakub Jelinek <jakub@redhat.com>
20101 PR rtl-optimization/70542
20102 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
20103 if there are any uses other than insn or debug insns.
20105 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
20106 Jakub Jelinek <jakub@redhat.com>
20108 PR tree-optimization/70509
20109 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
20110 Shift HOST_WIDE_INT_1U instead of 1.
20112 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
20114 PR tree-optimization/70509
20115 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
20116 of the vector base type for index.
20118 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
20121 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
20123 2016-04-05 Richard Biener <rguenther@suse.de>
20125 PR tree-optimization/70526
20126 * tree-sra.c (build_ref_for_offset): Use prev_base to
20127 extract the alias pointer type.
20129 2016-04-05 Richard Biener <rguenther@suse.de>
20131 * dse.c (struct store_info): Remove alias_set member.
20132 (struct read_info_type): Likewise.
20133 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
20134 spill_deleted, clear_alias_set_lookup): Remove.
20135 (get_group_info): Remove dead base == NULL_RTX case.
20136 (dse_step0): Remove initialization of removed variables.
20137 (delete_dead_store_insn): Reomve alias set dumping.
20138 (free_read_records): Remove alias_set handling.
20139 (canon_address): Remove alias_set_out parameter.
20140 (record_store): Remove spill_alias_set, it's always zero.
20141 (check_mem_read_rtx): Likewise.
20142 (dse_step2): Rename from ...
20143 (dse_step2_nospill): ... this. Adjust.
20144 (scan_stores): Rename from ...
20145 (scan_stores_nospill): ... this.
20146 (scan_reads): Rename from ...
20147 (scan_reads_nospill): ... this.
20148 (scan_stores_spill, scan_reads_spill): Remove.
20149 (dse_step3_scan): Remove for_spills argument which is always false.
20150 (dse_step3): Likewise.
20151 (dse_step5): Rename from ...
20152 (dse_step5_nospill): ... this. Remove alias_set handling.
20153 (rest_of_handle_dse): Adjust.
20155 2016-04-05 Jakub Jelinek <jakub@redhat.com>
20158 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
20159 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
20160 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
20161 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
20163 2016-04-05 Richard Biener <rguenther@suse.de>
20165 PR middle-end/70499
20166 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
20167 non-register type temporaries into SSA.
20169 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
20172 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
20173 calls when sanitizing.
20174 (possible_polymorphic_call_target_p): Fix formatting.
20176 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20177 Jakub Jelinek <jakub@redhat.com>
20179 PR middle-end/70457
20180 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
20181 to ensure a call statement is compatible with a built-in's
20183 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
20186 2016-04-04 Richard Biener <rguenther@suse.de>
20188 PR rtl-optimization/70484
20189 * rtl.h (canon_output_dependence): Declare.
20190 * alias.c (canon_output_dependence): New function.
20191 * dse.c (record_store): Use canon_output_dependence rather
20192 than canon_true_dependence.
20194 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
20197 * cgraph.h (symtab_node::copy_visibility_from): New function.
20198 * symtab.c (symtab_node::copy_visibility_from): New function.
20199 * ipa-visibility.c (optimize_weakref): New function.
20200 (function_and_variable_visibility): Use it.
20202 2016-04-04 Martin Liska <mliska@suse.cz>
20205 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
20206 value that is really in range handled by SBR instruction.
20207 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
20208 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
20209 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
20211 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
20215 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
20216 set, but not for SP_REG operands.
20218 2016-04-02 Martin Sebor <msebor@redhat.com>
20221 * fold-const.c (maybe_nonzero_address): New function.
20222 (fold_comparison): Call it. Fold equality and relational
20223 expressions involving null pointers.
20224 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
20226 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
20228 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
20229 the "Y" constraint (scalar FP 0.0 immediate).
20231 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
20232 Add the "const_double" to the list of operand constraints.
20234 2016-04-01 Jakub Jelinek <jakub@redhat.com>
20236 PR rtl-optimization/70467
20237 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
20238 If low word of the last operand is 0, just emit addition/subtraction
20241 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20244 * config/s390/s390.c (s390_expand_insv): Check for everything
20245 constant instead of just VOIDmode stuff.
20247 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20250 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
20252 2016-04-01 Nathan Sidwell <nathan@acm.org>
20254 * tree.def (TRY_CATCH_EXPR): Correct documentation.
20256 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
20258 PR rtl-optimization/70461
20259 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
20262 2016-03-31 Martin Liska <mliska@suse.cz>
20265 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
20266 a tree value or an immediate integer value to a buffer
20267 that is eventually copied to a BRIG section.
20268 (emit_immediate_operand): Call the function here.
20269 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
20270 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
20271 of class' fields that are removed.
20272 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
20273 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
20274 m_brig_repr_size fields.
20276 2016-03-31 Martin Liska <mliska@suse.cz>
20279 * hsa-gen.c (hsa_function_representation::update_dominance): New
20281 (convert_addr_to_flat_segment): Likewise.
20282 (gen_hsa_memory_set): New alignment argument.
20283 (gen_hsa_ctor_assignment): Likewise.
20284 (gen_hsa_insns_for_single_assignment): Provide alignment
20285 to gen_hsa_ctor_assignment.
20286 (gen_hsa_insns_for_direct_call): Add new argument.
20287 (expand_lhs_of_string_op): New function.
20288 (expand_string_operation_builtin): Likewise.
20289 (expand_memory_copy): New function.
20290 (expand_memory_set): New function.
20291 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
20292 (convert_switch_statements): Change signature.
20293 (generate_hsa): Use a return value of the function.
20294 (pass_gen_hsail::execute): Do not call
20295 convert_switch_statements here.
20296 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
20297 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
20298 (hsa_function_representation::update_dominance): New function.
20300 2016-03-31 Martin Liska <mliska@suse.cz>
20303 * hsa-brig.c (emit_directive_variable): Emit alignment
20304 according to hsa_symbol::m_align.
20305 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
20306 (dump_hsa_symbol): Dump alignment of HSA symbols.
20307 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
20308 (gen_hsa_addr_with_align): New function.
20309 (hsa_bitmemref_alignment): Use newly added function.
20310 (gen_hsa_insns_for_load): Likewise.
20311 (gen_hsa_insns_for_store): Likewise.
20312 (gen_hsa_memory_copy): New argument added.
20313 (gen_hsa_insns_for_single_assignment): Respect
20314 alignment for assignments processed via gen_hsa_memory_copy.
20315 (gen_hsa_insns_for_direct_call): Likewise.
20316 (gen_hsa_insns_for_return): Likewise.
20317 (gen_function_def_parameters): Set default alignment.
20318 * hsa.c (hsa_object_alignment): New function.
20319 (hsa_byte_alignment): Pasted function.
20320 * hsa.h (hsa_symbol::m_align): New field.
20322 2016-03-31 Bin Cheng <bin.cheng@arm.com>
20324 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
20325 scratch field for goto case.
20327 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
20329 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
20331 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
20334 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
20335 (scalar_chain::convert_insn): Call convert_op for reg
20336 moves to handle undefined registers.
20338 2016-03-31 Nathan Sidwell <nathan@acm.org>
20341 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
20342 Assert we don't want to move backwards.
20344 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
20347 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
20349 2016-03-31 Jakub Jelinek <jakub@redhat.com>
20351 PR rtl-optimization/70460
20352 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
20353 with operand from REG_LABEL_OPERAND, instead substitute
20354 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
20355 Don't do anything for REG_NON_LOCAL_GOTO jumps.
20357 2016-03-31 Martin Liska <mliska@suse.cz>
20359 * passes.c (execute_one_pass): Do not call
20360 todo_after for a discarded function.
20362 2016-03-31 Bin Cheng <bin.cheng@arm.com>
20364 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
20365 (no_cost, infinite_cost): Initialize the new field.
20366 (get_computation_cost_at): Record setup cost.
20367 (determine_use_iv_cost_address): Skip cost computation for sub
20368 uses if we can estimate it without losing accuracy.
20370 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
20372 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
20374 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
20375 max_loop_iterations_int.
20376 (tree_unswitch_outer_loop): Likewise.
20377 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
20378 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
20380 2016-03-30 Richard Biener <rguenther@suse.de>
20382 PR middle-end/70450
20383 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
20385 2016-03-30 Jakub Jelinek <jakub@redhat.com>
20388 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
20389 in gen_blendm expander.
20391 2016-03-30 Nick Clifton <nickc@redhat.com>
20394 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
20395 case where we are already provided with an SImode SUBREG.
20397 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
20400 * config/i386/i386.c (ix86_expand_epilogue): Properly check
20401 conflict between DRAP register and __builtin_eh_return.
20403 2016-03-30 Michael Matz <matz@suse.de>
20404 Richard Biener <rguenther@suse.de>
20407 * ipa-polymorphic-call.c (struct type_change_info): Change
20408 speculative to an unsigned allowing to limit the work we do.
20409 (csftc_abort_walking_p): New inline function..
20410 (check_stmt_for_type_change): Limit the number of may-defs
20411 skipped for speculative devirtualization to
20412 max-speculative-devirt-maydefs.
20413 * params.def (max-speculative-devirt-maydefs): New param.
20414 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
20416 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
20419 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
20422 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
20424 PR tree-optimization/59124
20425 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
20426 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
20428 2016-03-29 Jeff Law <law@redhat.com>
20430 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
20432 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20434 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
20437 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
20439 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
20440 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
20441 gcrt0.o if linking dynamically.
20443 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20446 * ipa-devirt.c (methods_equal_p): New function.
20447 (compare_virtual_tables): Use it.
20448 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
20449 * cgraphclones.c (clone_function_name_1): Use
20450 symbol_table::symbol_suffix_separator.
20451 * coverage.c (build_var): Likewise.
20452 * symtab.c (symbol_table::symbol_suffix_separator): New.
20454 2016-03-29 Jakub Jelinek <jakub@redhat.com>
20456 PR rtl-optimization/70429
20457 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
20458 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
20459 mode != result_mode.
20462 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
20464 PR tree-optimization/70405
20465 * ssa-iterators.h (num_imm_uses): Add missing braces.
20467 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
20469 PR rtl-optimization/68695
20470 * ira-color.c (allocno_copy_cost_saving): New.
20471 (improve_allocation): Use it.
20473 2016-03-29 Richard Henderson <rth@redhat.com>
20475 PR middle-end/70355
20476 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
20478 2016-03-29 Richard Biener <rguenther@suse.de>
20480 PR middle-end/70424
20481 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
20482 use alignment returned by get_pointer_alignment_1 if it is
20483 bigger than BITS_PER_UNIT.
20484 * builtins.c (get_pointer_alignment_1): Do not return true
20485 for alignment extracted from SSA info.
20487 2016-03-28 James Bowman <james.bowman@ftdichip.com>
20489 * config/ft32/ft32.opt (mnodiv): New.
20490 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
20491 * doc/invoke.texi (FT32 Options -mnodiv): New.
20493 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
20496 * config/i386/i386.md (define_split, andn): Fix modes.
20498 2016-03-26 Richard Biener <rguenther@suse.de>
20499 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
20502 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
20504 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
20505 as 2nd argument to cl_optimization_restore().
20507 2016-03-25 Richard Henderson <rth@redhat.com>
20510 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
20511 * config/aarch64/aarch64-protos.h: Declare it.
20512 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
20514 2016-03-25 Alan Modra <amodra@gmail.com>
20517 * config/rs6000/constraints.md (j): Simplify.
20518 * config/rs6000/predicates.md (easy_fp_constant): Exclude
20520 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
20521 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
20522 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
20523 in all constraint alternatives.
20524 (movtd_64bit_nodm): Delete "j" constraint alternative.
20526 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
20528 * tree-ssa-propagate.c: Enhance docs for
20529 SSA_PROP_NOT_INTERESTING.
20531 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
20533 * doc/extend.texi: Fix typo in documentation to pure attribute.
20535 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
20538 * config/pa/pa.md (bswapdi2): Use a scratch register.
20540 2016-03-24 Richard Henderson <rth@redhat.com>
20542 PR middle-end/69845
20543 * fold-const.c (extract_muldiv_1): Correct test for multiplication
20546 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
20548 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
20549 using ix86_expand_binary_operator instead of gen_andsi3.
20551 2016-03-24 Richard Biener <rguenther@suse.de>
20553 PR tree-optimization/70396
20554 * tree-vect-stmts.c (vectorizable_comparison): Use
20555 get_vectype_for_scalar_type.
20557 2016-03-24 Richard Biener <rguenther@suse.de>
20559 PR middle-end/70370
20560 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
20561 with register bases.
20563 2016-03-24 Richard Biener <rguenther@suse.de>
20565 PR tree-optimization/70372
20566 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
20567 build_all_ones_cst to also handle vector types correctly.
20569 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
20572 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
20575 2016-03-23 Marek Polacek <polacek@redhat.com>
20578 * doc/invoke.texi: Document -Wignored-attributes.
20580 2016-03-23 Bin Cheng <bin.cheng@arm.com>
20582 PR tree-optimization/69042
20583 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
20584 parameter from 30 to 40.
20586 2016-03-23 Bin Cheng <bin.cheng@arm.com>
20588 PR tree-optimization/69042
20589 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
20590 for use with constant offset stripped in base.
20592 2016-03-23 Richard Biener <rguenther@suse.de>
20594 PR middle-end/70251
20595 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
20596 mode compatibility check.
20597 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
20599 2016-03-23 Jeff Law <law@redhat.com>
20601 PR tree-optimization/64058
20602 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
20604 (struct ssa_conflicts): Move up earlier in the file.
20605 (conflicts_, var_map_): New static variables.
20606 (initialize_conflict_count): New function to initialize the
20607 CONFLICT_COUNT field for each conflict pair.
20608 (compare_pairs): Lazily initialize the conflict count and use it
20609 as the first tie-breaker.
20610 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
20611 and wipe conflicts_ and map_ around the call to qsort. Remove
20612 special case for 2 coalesce pairs.
20613 * bitmap.c (bitmap_count_unique_bits): New function.
20614 (bitmap_count_bits_in_word): New function, extracted from
20616 (bitmap_count_bits): Use bitmap_count_bits_in_word.
20617 * bitmap.h (bitmap_count_unique_bits): Declare it.
20619 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
20622 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
20623 transparent alias chain for decl assembler name.
20624 * config/sol2.c (solaris_assemble_visibility): Likewise.
20626 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20628 * config/arm/arm1020e.md (1020call_op): Reduce reservation
20630 (v10_fdivs): Likewise.
20631 (v10_fdivd): Likewise.
20633 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20636 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
20637 to not call fclose twice on file.
20639 2016-03-23 Jakub Jelinek <jakub@redhat.com>
20641 PR tree-optimization/70354
20642 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
20643 oprnd0 is wider than oprnd1 and there is a cast from the wider
20644 type to oprnd1, mask it with the mask of the narrower type.
20647 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
20648 Optimize TARGET_STV splitters, if high or low word of last argument
20651 2016-03-22 Jeff Law <law@redhat.com>
20654 tree-ssa-threadbackward.c
20655 (fsm_find_control_statement_thread_paths): Correctly distinguish
20656 between old style jump threads vs FSM jump threads.
20658 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
20661 * config/i386/i386.c (scalar_chain::convert_op): Support
20662 uninitialized register usage case.
20664 2016-03-22 Richard Biener <rguenther@suse.de>
20666 PR middle-end/70251
20667 * genmatch.c (gen_transform): Adjust last parameter to a three-state
20669 (capture::gen_transform): ... to change behavior when substituting
20670 a condition into cond or not-cond expr context.
20671 (dt_simplify::gen_1): Adjust.
20672 * gimple-match-head.c: Include gimplify.h for unshare_expr.
20673 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
20674 last change and instead change to
20675 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
20676 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
20678 2016-03-22 Anthony Green <green@moxielogic.com>
20680 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
20681 issue for moxiebox targets.
20682 (CC1PLUS_SPEC): Ditto.
20684 2016-03-22 Richard Biener <rguenther@suse.de>
20686 PR middle-end/70333
20687 * fold-const.c (extract_muldiv_1): Properly perform multiplication
20690 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
20692 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
20694 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
20697 * config/i386/i386.c (def_builtin): Handle
20698 OPTION_MASK_ISA_AVX512VL to be and-ed with other
20700 (const struct builtin_description bdesc_special_args[]):
20701 Remove duplicate ISA bits.
20703 2016-03-22 Jakub Jelinek <jakub@redhat.com>
20706 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
20707 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
20708 in a way that works also for AVX512BW.
20711 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
20712 instead of source if operands[1] is xmm16 and above and
20713 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
20714 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
20717 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
20718 on assign if (*from_p) is a comparison, set it to
20719 TREE_NO_WARNING (*from_p).
20721 2016-03-21 Jakub Jelinek <jakub@redhat.com>
20723 PR middle-end/70326
20724 * lra.c (restore_scratches): Ignore deleted insns.
20726 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
20727 Jakub Jelinek <jakub@redhat.com>
20729 PR tree-optimization/70317
20730 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
20733 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
20736 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
20737 of ix86_expand_move.
20739 (movti): Use general_operand for operand 1 predicate.
20741 2016-03-21 Martin Liska <mliska@suse.cz>
20743 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
20745 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
20747 2016-03-21 Martin Liska <mliska@suse.cz>
20750 * ipa-icf.c (sem_function::parse): Skip static
20751 constructors and destructors.
20753 2016-03-21 Jakub Jelinek <jakub@redhat.com>
20756 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
20757 function-like macro, peek following token(s) if it is followed
20758 by CPP_OPEN_PAREN token with optional padding in between, and
20759 if not, don't treat it like a macro.
20761 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
20762 Alexander Monakov <amonakov@ispras.ru>
20764 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
20765 for the stabs debug format.
20767 2016-03-21 Richard Biener <rguenther@suse.de>
20769 PR tree-optimization/70310
20770 * tree-vect-generic.c (expand_vector_condition): Fold the built
20773 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
20776 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
20777 Block third alternative for AVX-512VL target,
20779 2016-03-21 Martin Liska <mliska@suse.cz>
20782 * hsa-brig.c (emit_function_directives): Mark unemitted
20783 global variables for emission.
20784 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
20785 (get_symbol_for_decl): Likewise.
20786 * hsa.h (struct hsa_symbol): New flag.
20788 2016-03-21 Richard Biener <rguenther@suse.de>
20790 PR tree-optimization/70288
20791 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
20792 we do not estimate unsimplified all-constant conditionals or
20793 switches as optimized away.
20795 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
20797 PR rtl-optimization/69102
20798 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
20799 when we have a readonly dependency context.
20801 2016-03-18 Jeff Law <law@redhat.com>
20803 PR rtl-optimization/70263
20804 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
20805 (update_equiv_regs): When trying to move a store to after the insn
20806 that sets the source of the store, make sure the store occurs after
20807 the insn that sets the source of the store. When successful note
20808 the REG_EQUIV note created in the dump file.
20810 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
20811 Bernd Schmidt <bschmidt@redhat.com>
20813 * doc/extend.texi: Document more potential problems with basic asms.
20815 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
20817 PR rtl-optimization/70278
20818 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
20821 2016-03-18 Jason Merrill <jason@redhat.com>
20823 * calls.c (load_register_parameters): Fix zero size sibcall logic.
20825 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
20827 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
20828 values to 128b regs.
20830 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
20832 PR tree-optimization/70252
20833 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
20834 boolean vector has a proper number of elements.
20835 (supportable_narrowing_operation): Likewise.
20837 2016-03-18 Tom de Vries <tom@codesourcery.com>
20840 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
20842 2016-03-18 Jakub Jelinek <jakub@redhat.com>
20844 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
20845 instead of replace_rtx for DEBUG_INSNs.
20847 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
20849 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
20850 load type reservations.
20852 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
20855 * config/pa/constraints.md: Revert 2015-02-13 change. Use
20856 define_constraint for "Q" and "T" constraints.
20858 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
20860 Tweak the pipeline model for Exynos M1
20862 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
20865 2016-03-17 David Malcolm <dmalcolm@redhat.com>
20868 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
20869 where one or both locations aren't within a line_map.
20871 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
20874 * opts.c (finish_options): Don't set flag_pie to the default if
20875 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
20878 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
20880 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
20881 true as ALL_REGS argument to replace_rtx.
20883 2016-03-17 Richard Biener <rguenther@suse.de>
20886 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
20889 2016-03-17 Jakub Jelinek <jakub@redhat.com>
20892 * rtl.h (replace_rtx): Add ALL_REGS argument.
20893 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
20894 equality and assert mode is the same, instead of just rtx pointer
20896 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
20897 true as ALL_REGS argument to replace_rtx.
20899 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
20901 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
20902 for boolean vector with vector mode only.
20903 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
20905 2016-03-17 Nick Clifton <nickc@redhat.com>
20908 * config/rx/rx.c (rx_print_integer): Print negative constants in
20911 2016-03-17 Jakub Jelinek <jakub@redhat.com>
20914 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
20916 2016-03-16 Richard Henderson <rth@redhat.com>
20917 Richard Biener <rguenth@suse.de>
20919 PR middle-end/70240
20920 PR middle-end/68215
20922 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
20923 first operand as is_gimple_condexpr.
20925 PR middle-end/70240
20926 PR middle-end/68215
20928 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
20929 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
20930 Do not gimplify the result.
20931 (do_unop): Adjust call to tree_vec_extract.
20932 (do_binop): Likewise.
20933 (do_compare): Likewise.
20934 (do_plus_minus): Likewise.
20935 (do_negate): Likewise.
20936 (expand_vector_condition): Likewise.
20937 (do_cond): Likewise.
20939 2016-03-16 Richard Henderson <rth@redhat.com>
20942 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
20943 (aarch64_classify_address): Use it.
20944 (aarch64_legitimize_address): Force all subexpressions of PLUS
20945 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
20947 2016-03-16 Jakub Jelinek <jakub@redhat.com>
20948 Richard Biener <rguenth@suse.de>
20951 * rtlanal.c (replace_rtx): For REG, if from is a REG,
20952 return to even if only REGNO is equal, and assert
20955 2016-03-11 Jeff Law <law@redhat.com>
20957 PR rtl-optimization/70224
20958 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
20960 2016-03-16 Richard Henderson <rth@redhat.com>
20962 PR middle-end/70199
20963 * function.h (struct function): Add has_forced_label_in_static.
20964 * gimplify.c (force_labels_r): Set it.
20965 * lto-streamer-in.c (input_struct_function_base): Read it.
20966 * lto-streamer-out.c (output_struct_function_base): Write it.
20967 * tree-inline.c (has_label_address_in_static_1): Remove.
20968 (copy_forbidden): Remove fndecl parameter; test
20969 has_forced_label_in_static.
20970 (inline_forbidden_p): Update call to copy_forbidden.
20971 (tree_versionable_function_p): Likewise.
20972 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
20973 (chkp_versioning): Likewise.
20974 * tree-inline.h (copy_forbidden): Update decl.
20976 2016-03-16 Marek Polacek <polacek@redhat.com>
20979 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
20980 function being thunked if the result type doesn't have fixed size.
20981 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
20982 doesn't have fixed size.
20984 2016-03-16 Bin Cheng <bin.cheng@arm.com>
20986 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
20987 reporting malformed loop nest.
20989 2016-03-16 Tom de Vries <tom@codesourcery.com>
20992 * ipa-devirt.c (possible_polymorphic_call_targets): Move
20993 nodes.length () == 1 test to before first nodes[0] access.
20995 2016-03-16 Tom de Vries <tom@codesourcery.com>
20997 PR tree-optimization/68715
20998 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
20999 single_pred_p test.
21001 2016-03-16 Tom de Vries <tom@codesourcery.com>
21003 PR tree-optimization/68809
21004 * graphite-scop-detection.c (same_close_phi_node): Test if result types
21007 2016-03-16 Carlos O'Donell <carlos@redhat.com>
21008 Sandra Loosemore <sandra@codesourcery.com>
21010 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
21011 on leaf attribute. Mention ELF interposition problems.
21013 2016-03-16 Alan Modra <amodra@gmail.com>
21015 PR rtl-optimization/69195
21016 PR rtl-optimization/47992
21017 * ira.c (indirect_jump_optimize): Ignore artificial defs.
21020 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
21023 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
21025 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
21027 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
21029 2016-03-15 Jakub Jelinek <jakub@redhat.com>
21031 PR rtl-optimization/70222
21032 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
21033 optimization if mode is different from result_mode, queue up masking
21034 of the result in outer_op. Formatting fix.
21036 PR middle-end/70239
21037 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
21040 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
21042 PR rtl-optimization/69032
21043 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
21044 looping backwards over basic block insns.
21046 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
21049 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
21050 to non-speculative when propagating trap bits.
21052 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
21054 PR rtl-optimization/63384
21055 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
21056 DEBUG_INSN_P insns.
21058 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
21061 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
21062 factored out from ...
21063 (sched_analyze_insn): ... here.
21064 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
21065 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
21066 get_implicit_reg_pending_clobbers in it.
21067 (setup_id_reg_sets): Use setup_id_implicit_regs.
21068 (deps_init_id): Ditto.
21070 2016-03-15 Tom de Vries <tom@codesourcery.com>
21073 * cgraph.c (cgraph_node::get_body): Save, reset and restore
21075 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
21076 execute_function_dump.
21077 (execute_one_pass): Don't dump function if it will be dumped after ipa
21080 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
21082 * genrecog.c (match_pattern_2): If pred is NULL don't call
21083 safe_predicate_mode on it.
21085 2016-03-14 Jakub Jelinek <jakub@redhat.com>
21087 PR middle-end/70219
21088 * lra-constraints.c (delete_move_and_clobber): Change assertion
21089 to also allow dregno == 0.
21091 2016-03-14 Richard Henderson <rth@redhat.com>
21094 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
21095 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
21096 (reassociate_bb): Use optimize_vec_cond_expr; avoid
21097 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
21100 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
21103 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
21105 (lra_create_live_ranges_1): initialize hard register biggest_mode to
21107 * lra-constraints.c (split_reg): For hard regs, try to find the
21108 biggest single-register mode used in the function.
21110 2016-03-14 Richard Biener <rguenther@suse.de>
21112 PR tree-optimization/56365
21113 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
21114 constants to compare against.
21116 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
21119 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
21120 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
21121 (define_split for the GPR case): Use int_reg_operand instead of
21122 gpc_reg_operand for the output.
21124 2016-03-14 Tom de Vries <tom@codesourcery.com>
21126 PR tree-optimization/70045
21127 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
21128 create_empty_if_region_on_edge argument.
21130 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
21132 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
21133 (STACK_CHECK_PROTECT): Likewise.
21134 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
21135 (STACK_CHECK_PROTECT): Likewise.
21136 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
21137 (STACK_CHECK_PROTECT): Likewise.
21138 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
21139 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
21140 (STACK_CHECK_PROTECT): Likewise.
21142 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
21144 PR rtl-optimization/69307
21145 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
21146 registers in modes that span more than one register.
21148 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
21151 * lra-constraints.c (delete_move_and_clobber): New.
21152 (remove_inheritance_pseudos): Use it.
21154 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
21157 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
21158 the libcall is LCT_THROW.
21159 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
21160 for the checking routine.
21162 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
21165 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
21166 optimization if we have direct move.
21167 (roundu32<mode>2_fprs): Likewise.
21169 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
21172 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
21174 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
21175 Arguments swapped. All callers changed. Take reg_renumber into
21176 account, and Calculate and compare register ranges for hard regs.
21178 2016-03-11 Jeff Law <law@redhat.com>
21180 PR tree-optimization/70190
21181 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21182 Handle cases where we can not extract the taken edge, even though we
21183 found a constant value.
21185 PR tree-optimization/64058
21186 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
21187 (num_coalesce_pairs): Move up earlier in file.
21188 (find_coalesce_pair): Initialize the INDEX field for each pair
21190 (compare_pairs): No longer sort on the elements in each pair.
21191 Instead break ties with the index of the coalesce pair.
21193 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21196 * config/aarch64/aarch64-protos.h
21197 (aarch64_save_restore_target_globals): New prototype.
21198 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
21199 Call the above when popping pragma.
21200 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
21202 (aarch64_set_current_function): Rewrite using the above.
21204 2016-03-11 Jakub Jelinek <jakub@redhat.com>
21206 PR tree-optimization/70177
21207 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
21208 (extract_ops_from_tree): ... this. In the 2 argument
21209 overload remove _1 suffix.
21210 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
21211 (extract_ops_from_tree): ... this.
21212 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
21214 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
21215 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
21216 extract_ops_from_tree instead of 2 operand one.
21218 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
21220 PR tree-optimization/70013
21221 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
21222 for constant-pool entries.
21224 2016-03-11 Jakub Jelinek <jakub@redhat.com>
21226 PR rtl-optimization/70174
21227 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
21228 followed by gen_lowpart on force_reg instead of just gen_lowpart.
21230 PR tree-optimization/70169
21231 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
21232 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
21235 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
21236 Jakub Jelinek <jakub@redhat.com>
21239 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
21240 of uninitialized values.
21242 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21244 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
21246 ("*trunctddd2"): New pattern definition.
21247 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
21250 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21252 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
21253 definitions for BFP and DFP rounding modes.
21254 ("fixuns_truncdddi2", "fixuns_trunctddi2")
21255 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
21256 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
21257 ("fix_trunctf<mode>2"): Use the new constants instead of magic
21260 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21262 * config/s390/constraints.md: Adjust comment.
21263 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
21264 s390_decompose_addrstyle_without_index.
21265 * config/s390/predicates.md (shift_count_or_setmem_operand):
21266 Rename to setmem_operand.
21267 * config/s390/s390-protos.h
21268 (s390_decompose_shift_count): Rename to
21269 s390_decompose_addrstyle_without_index.
21270 * config/s390/s390.c (s390_decompose_shift_count)
21271 (s390_mem_constraint, print_shift_count_operand)
21272 (print_operand_address, print_operand): Rename
21273 s390_decompose_shift_count to
21274 s390_decompose_addrstyle_without_index and rename
21275 print_shift_count_operand to print_addrstyle_operand troughout the
21277 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
21278 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
21279 Rename shift_count_or_setmem_operand to setmem_operand.
21280 * config/s390/vx-builtins.md ("vec_insert<mode>")
21281 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
21284 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21287 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
21288 Handle overlapping retval and newval.
21290 2016-03-10 Nick Clifton <nickc@redhat.com>
21293 * config/aarch64/aarch64.c
21294 (aarch64_override_options_after_change_1): When forcing
21295 flag_omit_frame_pointer to be true, use a special value that can
21296 be detected if this function is called again, thus preventing
21297 flag_omit_leaf_frame_pointer from being forced to be false.
21299 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21301 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
21302 Set x_flag_omit_leaf_frame_pointer when handling
21303 -momit-leaf-frame-pointer.
21305 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21308 * cgraph.c (cgraph_node::dump): Dump split_part and
21309 indirect_call_target.
21310 * cgraph.h (cgraph_node): Add indirect_call_target flag.
21311 * ipa.c (has_addr_references_p): Cleanup.
21312 (is_indirect_call_target_p): New.
21313 (walk_polymorphic_call_targets): Do not mark virtuals that may be
21314 called indirectly as local.
21315 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
21317 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21320 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
21321 on cxa_pure_virtual.
21323 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21326 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
21328 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21331 * tree.c (need_assembler_name_p): Only record main variant type names.
21333 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
21336 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
21337 Always define to 0 or 1.
21338 (TARGET_FIX_ERR_A53_843419): New macro.
21339 * config/aarch64/aarch64-elf-raw.h
21340 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
21341 * config/aarch64/aarch64-linux.h: Likewise.
21342 * config/aarch64/aarch64.c
21343 (aarch64_override_options_after_change_1): Do not default
21344 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
21346 (aarch64_attributes): Handle fix-cortex-a53-843419.
21347 (aarch64_can_inline_p): Likewise.
21348 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
21350 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
21351 Jakub Jelinek <jakub@redhat.com>
21353 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
21354 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
21355 DECL_COMMONS if flag_unconstrained_commons is set.
21356 * tree-dfa.c (get_ref_base_and_extent): Likewise.
21357 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
21358 (funconstrained-commons): Document.
21360 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
21362 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
21363 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
21365 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
21367 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
21368 has a proper number of elements.
21370 2016-03-10 Alan Modra <amodra@gmail.com>
21372 PR rtl-optimization/69195
21373 PR rtl-optimization/47992
21374 * ira.c (recorded_label_ref): Delete.
21375 (update_equiv_regs): Return void.
21376 (indirect_jump_optimize): New function.
21377 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
21378 before regstat_compute_ri. Don't rebuild_jump_labels here.
21379 Delete update_regstat.
21381 2016-03-10 Richard Biener <rguenther@suse.de>
21383 PR tree-optimization/70128
21384 * tree-ssa-structalias.c (set_uids_in_ptset): Set
21385 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
21387 2016-03-09 Jakub Jelinek <jakub@redhat.com>
21389 PR tree-optimization/70152
21390 * tree-sra.c (replace_removed_params_ssa_names): Copy over
21391 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
21394 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
21395 instead of gen_sse2_loadlpd.
21396 * config/i386/sse.md (*vec_concatv2df): Rename to...
21397 (vec_concatv2df): ... this.
21399 PR tree-optimization/70127
21400 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
21402 2016-03-09 David Malcolm <dmalcolm@redhat.com>
21406 * diagnostic-show-locus.c (compatible_locations_p): New function.
21407 (layout::layout): Sanitize ranges using compatible_locations_p.
21409 2016-03-09 David Malcolm <dmalcolm@redhat.com>
21413 * diagnostic-show-locus.c (layout_range::layout_range): Replace
21414 location_range param with three const expanded_locations * and a
21416 (layout::layout): Replace call to
21417 rich_location::lazily_expand_location with get_expanded_location.
21418 Extract the range and perform location expansion here, passing
21419 the results to the layout_range ctor.
21420 * diagnostic.c (source_range::debug): Delete.
21421 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
21422 of rich_location::get_expanded_location.
21423 * gcc-rich-location.c (get_range_for_expr): Delete.
21424 (gcc_rich_location::add_expr): Reimplement to avoid the
21425 rich_location::add_range overload that took a location_range,
21426 passing a location_t instead.
21428 2016-03-09 Richard Biener <rguenther@suse.de>
21429 Jakub Jelinek <jakub@redhat.com>
21431 PR tree-optimization/70138
21432 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21433 Also skip vect_double_reduction_def.
21435 2016-03-09 Jakub Jelinek <jakub@redhat.com>
21438 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
21439 if the operand is "m".
21441 2016-03-09 Nathan Sidwell <nathan@acm.org>
21443 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
21445 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
21447 * config/i386/i386.c (processor_target_table): Fix cost table
21448 intialization order for znver1.
21450 2016-03-08 Jakub Jelinek <jakub@redhat.com>
21452 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
21453 - becuase -> because.
21454 * ipa-reference.c (ignore_module_statics): Likewise.
21455 * cgraph.c (cgraph_node::get_body): Likewise.
21456 * ipa-inline.c (early_inliner): Likewise.
21457 * ipa-devirt.c (types_same_for_odr): Likewise.
21458 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
21459 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
21461 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21463 * tree-ssa-math-opts.c: Fix typo in comment.
21465 2016-03-08 Jakub Jelinek <jakub@redhat.com>
21468 * config/i386/i386.c (scalar_chain::make_vector_copies,
21469 scalar_chain::convert_reg): Call end_sequence in between
21470 get_insns and emit_conversion_insns rather than after both
21473 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
21476 * config/i386/i386.h (machine_function): Add
21477 pc_thunk_call_expanded flag.
21478 (ix86_pc_thunk_call_expanded): New define.
21479 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
21480 (*set_got): Rename insn pattern from set_got.
21481 (*set_got_labelled): Rename inst pattern from set_got_labelled.
21482 * config/i386/i386.c (ix86_compute_frame_layout): Use
21483 ix86_pc_thunk_call_expanded to prevent red-zone.
21485 2016-03-07 Martin Jambor <mjambor@suse.cz>
21487 * hsa.h (hsa_get_ctor_statements): Declare.
21488 (hsa_get_dtor_statements): Likewise.
21489 (hsa_get_kernel_dispatch_type): Likewise.
21490 * hsa.c (hsa_get_ctor_statements): New function.
21491 (hsa_get_dtor_statements): Likewise.
21492 (hsa_get_kernel_dispatch_type): Likewise.
21493 * hsa-brig.c (hsa_cdtor_statements): Removed.
21494 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
21495 hsa_get_dtor_statements.
21496 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
21497 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
21499 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
21501 * config/arm/arm-cores.def (cortex-r8): New.
21502 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
21503 * config/arm/arm-tune.md: Likewise.
21504 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
21506 2016-03-07 Martin Sebor <msebor@redhat.com>
21508 PR rtl-optimization/19705
21509 * doc/invoke.texi (Options That Control Optimization): Clarify
21510 -fno-branch-count-reg.
21512 2016-02-26 Richard Biener <rguenther@suse.de>
21513 Jeff Law <law@redhat.com>
21515 PR tree-optimization/69740
21516 * cfghooks.c (remove_edge): Request loop fixups if we delete
21517 an edge that might turn an irreducible loop into a natural
21519 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
21520 Move after definition of loops_state_clear.
21522 2016-03-07 Bin Cheng <bin.cheng@arm.com>
21524 PR rtl-optimization/69052
21525 * rtlanal.c (commutative_operand_precedence): Set higher precedence
21528 2016-03-07 Tom de Vries <tom@codesourcery.com>
21530 PR tree-optimization/70116
21531 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
21532 is_tm_ending stmts and ubsan/asan internal functions.
21533 (find_duplicate): Use it. Don't test is_tm_ending here.
21535 2016-03-07 Richard Biener <rguenther@suse.de>
21537 PR tree-optimization/70115
21538 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
21539 (propagate_constants_for_unrolling): Use replace_uses_by.
21541 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
21543 PR middle-end/69916
21544 * omp-low.c (struct oacc_loop): Add ifns.
21545 (new_oacc_loop_raw): Initialize it.
21546 (finish_oacc_loop): Clear mask & flags if no ifns.
21547 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
21548 (oacc_loop_xform_loop): Add ifns arg & adjust.
21549 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
21551 2016-03-07 Richard Henderson <rth@redhat.com>
21554 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
21555 (insert_value_copy_on_edge): Likewise.
21557 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21559 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
21561 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21564 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
21566 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
21568 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
21570 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
21572 Fix sseimul type attribute.
21573 * config/i386/znver1.md
21574 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
21575 znver1_sseimul_avx256_load) : Fix the type attribute.
21576 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
21577 pipe usage and latency.
21579 2016-03-05 Jakub Jelinek <jakub@redhat.com>
21582 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
21583 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
21586 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
21589 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
21591 PR rtl-optimization/69941
21592 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
21593 the reg share its mode.
21595 2016-03-04 Jeff Law <law@redhat.com>
21597 PR tree-optimization/69196
21598 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21599 If the both SSA_NAMEs are anonymous, then consider them unassociated
21600 and include the PHI in the statement count.
21602 2016-03-05 Tom de Vries <tom@codesourcery.com>
21604 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
21605 construct in oacc routine. Check for oacc region in oacc routine.
21607 2016-03-04 Jakub Jelinek <jakub@redhat.com>
21610 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
21611 2016-02-22 changes, instead don't recurse if RECUR is already true.
21612 Don't change *dynamic_check if RECUR. Adjust recursive caller
21613 to pass true to the new argument.
21614 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
21617 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
21618 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
21620 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
21622 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
21624 PR rtl-optimization/57676
21625 * lra-assigns.c (lra_assign): Guard test for maximum iterations
21626 with flag_checking.
21628 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
21630 * tree-vect-patterns.c (search_type_for_mask): Handle
21631 comparison of booleans.
21633 2016-03-04 Jakub Jelinek <jakub@redhat.com>
21635 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
21639 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
21640 all other ops that have dw_val_class_die_ref operands,
21641 and DW_OP_GNU_entry_value.
21643 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21645 PR rtl-optimization/69904
21646 * config/arm/arm.c (arm_cannot_copy_insn_p):
21647 Return true for load-exclusive instructions.
21649 2016-03-03 Jakub Jelinek <jakub@redhat.com>
21652 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
21653 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
21654 the pattern no matter if it is used just by non-pattern, pattern
21656 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
21657 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
21658 oprnd1 def_stmt is in pattern, don't look through it.
21660 2016-03-03 Marek Polacek <polacek@redhat.com>
21662 PR middle-end/70050
21663 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
21665 2016-03-03 Martin Liska <mliska@suse.cz>
21667 PR tree-optimization/70043
21668 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
21669 previous statement if we see a debug statement.
21671 2016-03-03 Richard Biener <rguenther@suse.de>
21673 PR tree-optimization/55936
21674 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
21675 parameter and guard unsafe equivalence use.
21676 (vrp_evaluate_conditional_warnv_with_ops): Always use
21677 safe equivalences but not via the quadratic compare_names
21680 2016-03-03 Michael Collison <michael.collison@linaro.org>
21683 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
21684 for operand 1 to s_register_operand. Change predicate for operand
21685 2 to arm_not_immediate_operand.
21687 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
21689 * doc/tm.texi: Regenerated.
21691 2016-03-02 Richard Henderson <rth@redhat.com>
21694 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
21695 simplification when all args are positive non-fixed registers.
21697 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21699 * target.def (lra_p): Specify that new ports should use LRA.
21701 2016-03-02 Jakub Jelinek <jakub@redhat.com>
21704 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
21705 gimplify_type_sizes the type they refer to.
21706 (omp_notice_variable): Handle reference vars to VLAs.
21707 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
21708 reference to VLA decls in the second pass instead of first pass.
21710 2016-03-02 Tom de Vries <tom@codesourcery.com>
21712 PR tree-optimization/68659
21713 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
21714 new_expr == NULL_TREE.
21715 (get_new_name): Handle ADDR_EXPR.
21717 2016-03-02 Bin Cheng <bin.cheng@arm.com>
21719 PR rtl-optimization/69052
21720 * loop-invariant.c (canonicalize_address): New function.
21721 (inv_can_prop_to_addr_use): Check validity of address expression
21722 which is canonicalized by above function.
21724 2016-03-02 Alan Modra <amodra@gmail.com>
21727 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
21730 2016-03-02 Jakub Jelinek <jakub@redhat.com>
21733 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
21734 (*movhi_internal): Put mask moves from and to memory separately
21735 from moves from/to GPRs.
21737 2016-03-02 Richard Biener <rguenther@suse.de>
21739 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
21740 GENERIC expressions in GIMPLE.
21742 2016-03-02 Richard Biener <rguenther@suse.de>
21744 * config/i386/i386.c (type_natural_mode): Fix typo.
21746 2016-03-02 Nick Clifton <nickc@redhat.com>
21748 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
21750 2016-03-02 Richard Biener <rguenther@suse.de>
21751 Uros Bizjak <ubizjak@gmail.com>
21754 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
21756 2016-03-02 Richard Biener <rguenther@suse.de>
21758 PR middle-end/67278
21759 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
21761 2016-03-02 Marek Polacek <polacek@redhat.com>
21764 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
21765 "is promoted to" warning.
21767 2016-03-01 DJ Delorie <dj@redhat.com>
21769 * config.gcc: Deprecate mep-*.
21771 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
21773 PR middle-end/70025
21774 * lra-constraints.c (regno_val_use_in): New.
21775 (match_reload): Use it instead of regno_use_in.
21777 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
21779 PR rtl-optimization/70007
21780 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
21781 references present in REG_EQUAL notes attached to non-SET patterns.
21783 2016-03-01 Jeff Law <law@redhat.com>
21785 PR tree-optimization/69196
21786 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21787 Appropriately clamp the number of statements to copy when the
21788 thread path does not traverse a loop backedge.
21790 PR tree-optimization/69196
21791 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21792 Do count some PHIs in the thread path against the insn count. Decrease
21793 final statement count by one as the control statement in the last
21794 block will get removed. Remove special cased code for handling PHIs
21797 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
21800 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
21801 asm dialect alternatives to explicit GOTPCREL calls.
21803 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
21806 * ira.c (do_reload): Issue warning for generic stack checking here...
21807 * reload1.c (reload): ...instead of here and streamline it.
21809 2016-03-01 Nick Clifton <nickc@redhat.com>
21811 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
21813 2016-03-01 Richard Biener <rguenther@suse.de>
21815 PR tree-optimization/69983
21816 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
21817 types and fall back to operand_equal_p.
21819 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21822 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21824 * config/s390/constraints.md ("jm8"): New constraint.
21825 * config/s390/predicates.md ("const_int_8bitset_operand"): New
21827 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
21829 ("*setmem_long<setmem_and>"): New pattern.
21830 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
21832 ("*setmem_long_31z<setmem_and>"): New pattern.
21833 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
21834 New substitution rules with the required attributes.
21837 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21840 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21842 * gensupport.c (process_substs_on_one_elem): Split loop to
21843 complete mark_operands_used_in_match_dup on all expressions in the
21845 (adjust_operands_numbers): Inline into process_substs_on_one_elem
21846 and remove function.
21848 2016-03-01 Richard Biener <rguenther@suse.de>
21850 PR middle-end/70022
21851 * fold-const.c (fold_indirect_ref_1): Fix range checking for
21852 vector BIT_FIELD_REF extract.
21854 2016-03-01 Richard Biener <rguenther@suse.de>
21856 PR tree-optimization/69994
21857 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
21859 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
21861 PR tree-optimization/69956
21862 * tree-vect-stmts.c (supportable_widening_operation): Support
21863 multi-step conversion of boolean vectors.
21864 (supportable_narrowing_operation): Likewise.
21866 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21868 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
21871 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21873 * config/s390/subst.md (DSI_VI): New mode iterator.
21874 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
21875 * config/s390/vector.md ("vec_set<mode>"): Move expander before
21876 the insn definition.
21877 ("*vec_set<mode>"): Change predicate and add alternative to
21878 support only either register or const_int operands as element
21880 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
21882 ("vec_extract<mode>"): New expander.
21883 ("*vec_extract<mode>"): New insn definition supporting reg and
21884 const_int element selectors.
21885 ("*vec_extract<mode>_plus"): New insn definition supporting
21886 reg+const_int element selectors.
21887 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
21888 following expander+insn definition.
21889 ("<vec_shifts_name><mode>3"): New expander.
21890 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
21892 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21894 * config/s390/s390.md ("*tabort_1"): Change predicate to
21895 nonmemory_operand. Add a second alternative to cover
21896 register as well as const int operands.
21897 ("*tabort_1_plus"): New pattern definition.
21899 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21901 * config/s390/s390.md ("*ashrdi3_cc_31")
21902 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
21903 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
21904 Merge insn definitions into ...
21905 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
21906 New pattern definition.
21907 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
21908 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
21909 ("*ashr<mode>3_and"): Merge insn definitions into ...
21910 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
21911 New pattern definition.
21912 * config/s390/subst.md ("addr_style_op_cc_subst")
21913 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
21914 substitutions patterns plus attributes.
21915 Add ashiftrt to SUBST iterator.
21917 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21919 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
21920 op2 to nonmemory_operand.
21921 ("*<shift>di3_31", "*<shift>di3_31_and"):
21922 Merge into single pattern definition ...
21923 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
21924 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
21925 pattern definition ...
21926 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
21927 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
21930 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21932 * config/s390/predicates.md (const_int_6bitset_operand): New
21934 * config/s390/s390.md: Include subst.md.
21935 ("rotl<mode>3"): New expander.
21936 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
21938 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
21939 * config/s390/subst.md: New file.
21941 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21943 * config/s390/s390.md ("op_type", "atype", "length" attributes):
21944 Remove RRR type. It doesn't really exist.
21945 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
21947 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
21948 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
21949 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
21950 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
21951 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
21952 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
21953 `enabled' attribute.
21955 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21957 * gensupport.c (process_substs_on_one_elem): Split loop to
21958 complete mark_operands_used_in_match_dup on all expressions in the
21960 (adjust_operands_numbers): Inline into process_substs_on_one_elem
21961 and remove function.
21963 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
21966 * config/sparc/sparc.c (NWORDS_UP): Rename to...
21967 (CEIL_NWORDS): ...this. Use CEIL macro.
21968 (compute_fp_layout): Adjust to above renaming.
21969 (function_arg_union_value): Likewise.
21970 (sparc_arg_partial_bytes): Likewise.
21971 (sparc_function_arg_advance): Likewise.
21973 2016-02-29 Jeff Law <law@redhat.com>
21975 PR tree-optimization/70005
21976 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
21977 where an object with a boolean range is compared against a value
21980 PR tree-optimization/69999
21981 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
21982 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
21985 2016-02-29 Richard Biener <rguenther@suse.de>
21987 PR tree-optimization/69994
21988 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
21989 (get_unary_op): Look through nop conversions.
21990 (ops_equal_values_p): New function, look for equality diregarding
21992 (eliminate_plus_minus_pair): Use ops_equal_values_p
21993 (repropagate_negates): Do not use get_unary_op here.
21995 2016-02-29 Martin Liska <mliska@suse.cz>
21997 * system.h: Poison ENABLE_CHECKING macro.
21999 2016-02-29 Martin Liska <mliska@suse.cz>
22001 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
22002 is presented in dump flags.
22003 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
22004 (hsa_regalloc): Likewise.
22006 2016-02-19 Richard Biener <rguenther@suse.de>
22008 PR tree-optimization/69980
22009 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
22010 permutation of those we need to keep.
22012 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
22015 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
22016 (NWORDS_UP): ...this
22017 (init_cumulative_args): Minor tweaks.
22018 (sparc_promote_function_mode): Likewise.
22019 (scan_record_type): Delete.
22020 (traverse_record_type): New function template.
22021 (classify_data_t): New structure type.
22022 (classify_registers): New inline function.
22023 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
22024 exhausted. Instantiate traverse_record_type on classify_registers and
22025 deal with the case of a structure passed in slot #15 with no FP field
22027 (assign_data_t): New structure type.
22028 (compute_int_layout): New static function.
22029 (compute_fp_layout): Likewise.
22030 (count_registers): New inline function.
22031 (assign_int_registers): New static function.
22032 (assign_fp_registers): Likewise.
22033 (assign_registers): New inline function.
22034 (function_arg_record_value_1): Delete.
22035 (function_arg_record_value_2): Likewise.
22036 (function_arg_record_value_3): Likewise.
22037 (function_arg_record_value): Adjust to above changes. Instantiate
22038 traverse_record_type on count_registers to first count the number of
22039 registers to be used and then on assign_registers to assign them.
22040 (function_arg_union_value): Adjust to above renaming.
22041 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
22042 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
22043 case of a structure passed in slot #15
22044 (sparc_function_arg_advance): Likewise.
22045 (function_arg_padding): Minor tweak.
22047 2016-02-29 Richard Biener <rguenther@suse.de>
22049 PR tree-optimization/69720
22050 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
22051 the adjustment_def path for possibly vectorized defs.
22052 (vect_create_epilog_for_reduction): Handle vectorized initial
22055 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
22057 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
22059 2016-02-27 Jeff Law <law@redhat.com>
22062 2016-02-26 Richard Biener <rguenther@suse.de>
22063 Jeff Law <law@redhat.com>
22065 PR tree-optimization/69740
22066 * cfghooks.c (remove_edge): Request loop fixups if we delete
22067 an edge that might turn an irreducible loop into a natural
22070 2016-02-27 Jakub Jelinek <jakub@redhat.com>
22072 PR rtl-optimization/69896
22073 * tree-vect-generic.c (get_compute_type): Avoid single element
22076 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
22078 Rename the AArch64 tuning option and related functions to enable the
22079 Newton series for the reciprocal square root to reflect its
22080 approximative characteristic.
22082 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
22083 function to "aarch64_emit_approx_rsqrt".
22084 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
22085 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
22086 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
22087 (xgene1_tunings): Likewise.
22088 (use_rsqrt_p): Likewise.
22089 (aarch64_emit_swrsqrt): Use new function name.
22090 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
22091 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
22092 text explaining this option.
22093 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
22095 2016-02-26 Jakub Jelinek <jakub@redhat.com>
22098 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
22099 complain about -mallow-movmisalign without -mvsx if
22100 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
22102 2016-02-26 Joel Sherrill <joel@rtems.org>
22104 * config.gcc: Add x86_64-*-rtems*.
22105 * config/i386/rtems-64.h: New file.
22107 2016-02-26 Joel Sherrill <joel@rtems.org>
22109 * config.gcc: Add aarch64-*-rtems*.
22110 * config/aarch64/rtems.h: New file.
22112 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
22115 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
22116 shift amount using %h. Add comment.
22118 2016-02-26 Richard Biener <rguenther@suse.de>
22119 Jeff Law <law@redhat.com>
22121 PR tree-optimization/69740
22122 * cfghooks.c (remove_edge): Request loop fixups if we delete
22123 an edge that might turn an irreducible loop into a natural
22126 2016-02-26 Martin Jambor <mjambor@suse.cz>
22128 PR middle-end/69920
22129 * tree-sra.c (sra_modify_assign): Do not remove loads of
22130 uninitialized aggregates to SSA_NAMEs.
22132 2016-02-26 Richard Henderson <rth@redhat.com>
22135 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
22136 pseudo in case the target rtx matches the source of the left
22139 2016-02-26 Martin Jambor <mjambor@suse.cz>
22142 * hsa.h (hsa_type_packed_p): Declare.
22143 * hsa.c (hsa_type_packed_p): New function.
22144 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
22146 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
22147 * hsa-brig.c (emit_basic_insn): Likewise.
22149 2016-02-26 Martin Jambor <mjambor@suse.cz>
22152 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
22154 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
22156 2016-02-26 Martin Jambor <mjambor@suse.cz>
22158 * hsa.h (is_a_helper): New overload for hsa_op_immed for
22159 hsa_op_with_type operands.
22160 (hsa_unsigned_type_for_type): Declare.
22161 * hsa.c (hsa_unsigned_type_for_type): New function.
22162 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
22163 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
22164 the finalizer. Do not emit extra move.
22166 2016-02-26 Martin Jambor <mjambor@suse.cz>
22168 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
22169 atomic operations in private segment.
22171 2016-02-26 Martin Jambor <mjambor@suse.cz>
22173 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
22174 statements to wi->info. Also disallow omp simd constructs.
22175 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
22176 for not gridifying. Dump special string for omp_for.
22178 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22181 * config/aarch64/aarch64.c (aarch64_set_current_function):
22182 Save/restore target globals when switching to
22183 target_option_default_node.
22185 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22188 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
22189 Return 0 if !SHIFT_COUNT_TRUNCATED.
22191 2016-02-26 Jakub Jelinek <jakub@redhat.com>
22192 Eric Botcazou <ebotcazou@adacore.com>
22194 PR rtl-optimization/69891
22195 * dse.c (scan_insn): If we can't figure out memset arguments
22196 or they are non-constant, call clear_rhs_from_active_local_stores.
22198 2016-02-26 Martin Liska <mliska@suse.cz>
22200 * doc/extend.texi: Mention clog10, clog10f an clog10l
22201 in Builtins section.
22203 2016-02-26 Martin Liska <mliska@suse.cz>
22205 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
22207 (resolve_args_picking_1): Likewise.
22208 * dwarf2out.h (struct GTY): Likewise.
22210 2016-02-26 Martin Liska <mliska@suse.cz>
22212 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
22213 with flag_checking.
22214 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
22216 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
22217 Martin Liska <mliska@suse.cz>
22219 * doc/install.texi: Mention --enable-valgrind-annotations.
22221 2016-02-26 Richard Biener <rguenther@suse.de>
22223 PR tree-optimization/69551
22224 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
22225 looking through aliases adjust DECL_PT_UID to refer to the
22226 ultimate alias target.
22228 2016-02-25 Martin Liska <mliska@suse.cz>
22230 PR middle-end/69919
22231 * alloc-pool.c (after_memory_report): New variable.
22232 * alloc-pool.h (base_pool_allocator ::release): Do not use
22233 the infrastructure if after_memory_report.
22234 * toplev.c (toplev::main): Mark after memory report.
22236 2016-02-25 Richard Biener <rguenther@suse.de>
22238 PR tree-optimization/48795
22239 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
22241 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
22244 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
22245 offloading is enabled and -fopenacc or -fopenmp is specified.
22246 (CRTOFFLOADEND): Likewise.
22247 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
22248 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
22249 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
22250 (offload_objects_file_name): New static var.
22251 (tool_cleanup): Remove offload_objects_file_name file.
22252 (find_offloadbeginend): Replace with ...
22253 (find_crtoffloadtable): ... this.
22254 (run_gcc): Remove offload_argc and offload_argv.
22255 Get offload_objects_file_name from -foffload-objects=... option.
22256 Read names of object files with offload from this file, pass them to
22257 compile_images_for_offload_targets. Don't call find_offloadbeginend and
22258 don't pass offloadbegin and offloadend to the linker. Don't pass
22259 offload non-LTO files to the linker, because now they're not claimed.
22261 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
22264 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
22265 on builtin_unreachable.
22267 2016-02-25 Jakub Jelinek <jakub@redhat.com>
22269 PR rtl-optimization/69896
22270 * regcprop.c: Include cfgrtl.h.
22271 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
22272 than remembered mode, either delete it (if noop_move_p), or
22273 treat like copy_p but not noop_p instruction.
22275 2016-02-24 Jakub Jelinek <jakub@redhat.com>
22278 * dwarf2out.c (gen_variable_die): Work around buggy LTO
22279 - allow NULL decl for Fortran DW_TAG_common_block variables.
22281 2016-02-24 Jason Merrill <jason@redhat.com>
22283 * common.opt (flifetime-dse): Add -flifetime-dse=1.
22285 2016-02-24 Richard Biener <rguenther@suse.de>
22286 Jakub Jelinek <jakub@redhat.com>
22288 PR middle-end/69760
22289 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
22290 conditionally executed ops to well-defined overflow behavior.
22292 2016-02-24 Jakub Jelinek <jakub@redhat.com>
22294 PR middle-end/69915
22295 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
22298 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22300 PR rtl-optimization/69886
22301 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
22302 argument. Use it when checking validity of set instructions.
22303 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
22304 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
22306 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
22307 * store-motion.c (find_moveable_store): Update
22308 can_assign_to_reg_without_clobbers_p callsite.
22310 2016-02-24 Richard Biener <rguenther@suse.de>
22312 PR middle-end/68963
22313 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
22315 (record_nonwrapping_iv): Do not fall back to the low/high bound
22316 for non-constant IV bases if the stmt is not always executed.
22318 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22320 * config/arm/arm-cores.def (cortex-a32): New entry.
22321 * config/arm/arm-tables.opt: Regenerate.
22322 * config/arm/arm-tune.md: Regenerate.
22323 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
22324 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
22325 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
22326 for -mcpu and -mtune.
22328 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22331 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
22332 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
22333 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
22334 (atomic_loaddi_1): Delete.
22335 (atomic_loaddi): Rewrite expander using the above changes.
22337 2016-02-24 Jakub Jelinek <jakub@redhat.com>
22340 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
22343 2016-02-24 Jakub Jelinek <jakub@redhat.com>
22344 Richard Biener <rguenth@suse.de>
22346 PR middle-end/69909
22347 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
22348 set_mem_attributes if tem is SSA_NAME which got expanded
22351 2016-02-24 Richard Biener <rguenther@suse.de>
22353 PR tree-optimization/69907
22354 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
22355 end of permutations for BB vectorization.
22357 2016-02-24 Christian Bruel <christian.bruel@st.com>
22359 * config/arm/arm-c.c (arm_option_override): Initialize
22360 target_option_current_node.
22361 * config/arm/arm.c (arm_pragma_target_parse): Replace
22362 build_target_option_node call by target_option_current_node.
22363 Set target_option_current_node.
22366 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
22369 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
22370 define_insn_and_split to define_insn.
22371 (zero_extendqi<mode>2_dot2): Same.
22372 (extendqi<mode>2_dot): Same.
22373 (extendqi<mode>2_dot2): Same.
22375 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
22377 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
22378 and add bypass for AES{D,E} and AESMC pairs.
22379 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
22382 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
22384 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
22385 series for reciprocal square root in Exynos M1.
22387 2016-02-23 Martin Sebor <msebor@redhat.com>
22390 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
22391 __builtin_alloca_with_align.
22393 2016-02-23 Richard Henderson <rth@redhat.com>
22395 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
22396 (ix86_register_pragmas): Remove __seg_tls.
22397 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
22398 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
22399 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
22400 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
22401 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
22402 * doc/extend.texi (__seg_tls): Remove item.
22404 2016-02-23 Richard Biener <rguenther@suse.de>
22406 * alloc-pool.h (struct allocation_object): Make id member
22407 conditional on CHECKING_P again.
22408 (get_instance): Adjust.
22409 (base_pool_allocator): Likewise.
22411 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
22413 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
22414 (parallelize_loops): In OpenACC kernels mode, set n_threads to
22416 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
22418 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
22420 2016-02-23 Richard Biener <rguenther@suse.de>
22422 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
22423 * bitmap.h (struct bitmap_usage): Likewise.
22424 (bitmap_move): Declare.
22425 * bitmap.c (register_overhead): Take size_t argument.
22426 (bitmap_move): New function.
22427 * df-problems.c (df_rd_transfer_function): Use bitmap_move
22428 to properly account overhead.
22429 * tree.c (free_node): Use tree_size.
22431 2016-02-23 Jakub Jelinek <jakub@redhat.com>
22434 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
22435 when inverting comparison.
22438 * common.opt (Wunreachable-code): Add Warning flag.
22440 2016-02-23 Mark Wielaard <mjw@redhat.com>
22441 Jakub Jelinek <jakub@redhat.com>
22444 * cgraphunit.c (check_global_declaration): Check main_input_filename
22445 and DECL_SOURCE_FILE are not NULL.
22447 2016-02-23 Martin Jambor <mjambor@suse.cz>
22449 PR tree-optimization/69666
22450 * tree-sra.c (sra_modify_assign): Do not attempt to create
22451 default_def replacements for unscalarizable regions.
22453 2016-02-20 Mark Wielaard <mjw@redhat.com>
22456 * cgraphunit.c (check_global_declaration): Check level of
22457 warn_unused_const_variable and main_input_filename.
22458 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
22459 (-Wunused-variable): For C implies -Wunused-const-variable=1.
22460 (-Wunused-const-variable): Explain levels 1 and 2.
22462 2016-02-22 Jakub Jelinek <jakub@redhat.com>
22465 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
22466 identical arguments. Formatting and spelling fixes.
22469 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
22474 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
22475 and m68k-devices.def.
22476 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
22477 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
22479 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
22481 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
22482 and HImode registers.
22484 2016-02-22 Richard Biener <rguenther@suse.de>
22486 PR tree-optimization/69882
22487 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
22488 preserve permutations present because of gaps.
22489 (vect_supported_load_permutation_p): Always continue checking
22490 permutations after vect_attempt_slp_rearrange_stmts.
22492 2016-02-22 Bin Cheng <bin.cheng@arm.com>
22494 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
22495 min_profitable_estimate, rather than min_profitable_iters.
22497 2016-02-22 Jakub Jelinek <jakub@redhat.com>
22500 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
22501 SImode for last match_operand.
22503 2016-02-22 Martin Liska <mliska@suse.cz>
22505 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
22506 return bitsize - 1 as the return value.
22508 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
22512 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
22513 Handle negative shift counts.
22514 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
22515 force_reg on the shift constant.
22516 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
22517 (lshrsi3_d): Handle negative shift counts.
22519 2016-02-22 Richard Biener <rguenther@suse.de>
22520 Tom de Vries <tom@codesourcery.com>
22522 * graph.c: Include dumpfile.h.
22523 (print_graph_cfg): Split into three overloads.
22524 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
22526 2016-02-22 Tom de Vries <tom@codesourcery.com>
22528 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
22531 2016-02-22 Richard Biener <rguenther@suse.de>
22534 * ipa-inline-transform.c (inline_call): When not updating
22535 overall summaries adjust self size by the growth estimate.
22536 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
22537 hash-set, do not update overall summaries here. Renamed from ...
22538 (inline_to_all_callers): ... this which is now wrapping the
22539 above and performing delayed overall summary update.
22540 (early_inline_small_functions): Delay updating of the overall
22543 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
22545 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
22548 2016-02-19 Jakub Jelinek <jakub@redhat.com>
22551 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
22552 :%* in %:gt() argument.
22553 (greater_than_spec_func): Adjust for expecting only numbers,
22554 if there are more than two numbers, compare the last two.
22556 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
22558 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
22559 -Wnarrowing with -std.
22561 2016-02-19 Jakub Jelinek <jakub@redhat.com>
22564 * expr.c (store_field): Don't use bit-field path if exp is
22565 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
22566 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
22567 and the assignment can be performed by bitwise copy. Formatting
22570 PR middle-end/69838
22571 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
22572 call copy_reg_eh_region_note_forward on before and/or after sequences
22573 and remove note from insn if it no longer can throw.
22576 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
22577 if TARGET_AVX512BW.
22579 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22581 * config/s390/vector.md: Add missing commutative operand markers
22582 to the patterns which qualify for one.
22583 * config/s390/vx-builtins.md: Likewise.
22585 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22587 * config/s390/vector.md (VI, VI_QHS): Add single element vector
22588 types to mode iterators.
22589 (vec_double): ... and mode attribute.
22590 * config/s390/vx-builtins.md (non_vec_int): Likewise.
22592 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22594 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
22595 Change the predicate of op2 from nonimmediate to general and let
22596 reload fix it if necessary.
22598 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22600 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
22602 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22604 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
22607 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22609 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
22610 * config/s390/s390.c (s390_expand_vec_movstr): New function.
22611 * config/s390/s390.md ("movstr<P:mode>"): Call
22612 s390_expand_vec_movstr.
22614 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22616 * config/s390/s390.md: Add missing output modifier for operand 1
22617 to print it as address properly.
22619 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22621 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
22622 * config/s390/2964.md: New file.
22623 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
22624 of insn grouping attributes depending on the CPU level.
22625 (s390_get_unit_mask): New function.
22626 (s390_sched_score): Remove the OOO from the scheduling macros.
22627 Add loop to calculate a score for the instruction mix.
22628 (s390_sched_reorder): Likewise plus improve debug output.
22629 (s390_sched_variable_issue): Rename macros as above. Calculate
22630 the unit distances after actually scheduling an insn. Improve
22632 (s390_sched_init): Clear last_scheduled_unit_distance array.
22633 * config/s390/s390.md: Include 2964.md.
22635 2016-02-18 Jakub Jelinek <jakub@redhat.com>
22638 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
22639 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
22640 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
22641 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
22642 *avx512f_<code>v8div16qi2_mask_1): New insns.
22644 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
22647 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
22650 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
22651 earlyclobber from target. Use wF constraint for fused memory
22653 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
22655 2016-02-18 Jakub Jelinek <jakub@redhat.com>
22656 Martin Liska <mliska@suse.cz>
22659 * cfgexpand.c (asan_sanitize_stack_p): New function.
22660 (partition_stack_vars): Use the function.
22661 (expand_stack_vars): Likewise.
22662 (defer_stack_allocation): Likewise.
22663 (expand_used_vars): Likewise.
22665 2016-02-18 Richard Biener <rguenther@suse.de>
22667 PR middle-end/69553
22668 * fold-const.c (operand_equal_p): Properly compare offsets for
22669 IMAGPART_EXPR and ARRAY_REF.
22671 2016-02-18 Nick Clifton <nickc@redhat.com>
22675 * config/arm/arm.c (arm_option_override_internal): Disable
22676 interworking if the target does not support thumb instructions.
22677 (arm_reload_in_hi): Handle the case where a register to register
22678 move needs reloading because there is no simple pattern to handle
22680 (arm_reload_out_hi): Likewise.
22682 2016-02-18 Richard Biener <rguenther@suse.de>
22684 PR middle-end/69854
22685 * match.pd: Don't use fold_binary or fold_unary for folding
22688 2016-02-17 Jakub Jelinek <jakub@redhat.com>
22691 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
22692 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
22693 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
22694 warn on gimple_no_warning_p statements.
22696 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
22698 * doc/extend.texi (C++ Attributes): Correct description of
22699 warn_unused type attribute.
22701 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22703 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
22704 correct instruction.
22706 2016-02-17 Richard Biener <rguenther@suse.de>
22708 PR rtl-optimization/69609
22709 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
22710 (find_traces_1_round): When ending a trace update cached priority
22712 (bb_to_key): Use cached priority when available.
22713 (copy_bb): Initialize cached priority.
22714 (reorder_basic_blocks_software_trace_cache): Likewise.
22716 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22719 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
22721 (aarch64_comparison_operator): Break overly long line into two.
22722 (aarch64_comparison_operation): Likewise.
22723 * config/aarch64/aarch64.md (cstorecc4): Use
22724 aarch64_comparison_operator_mode instead of
22725 aarch64_comparison_operator.
22726 (cstore<mode>4): Likewise.
22727 (aarch64_cstore<mode>): Likewise.
22728 (*cstoresi_insn_uxtw): Likewise.
22729 (cstore<mode>_neg): Likewise.
22730 (*cstoresi_neg_uxtw): Likewise.
22732 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22735 * config/arm/predicates.md (arm_comparison_operator_mode):
22737 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
22738 instead of arm_comparison_operator.
22739 (*mov_negscc): Likewise.
22740 (*mov_notscc): Likewise.
22741 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
22742 (*thumb2_mov_negscc): Likewise.
22743 (*thumb2_mov_negscc_strict_it): Likewise.
22744 (*thumb2_mov_notscc): Likewise.
22745 (*thumb2_mov_notscc_strict_it): Likewise.
22747 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
22749 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
22750 Add missing return.
22752 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
22754 * config/visium/visium.c (machine_libfunc_index): New enum.
22755 (machine_libfuncs): New structure.
22756 (visium_libfuncs): New static variable.
22757 (TARGET_INIT_LIBFUNCS): Define to...
22758 (visium_init_libfuncs): ...this. New function.
22759 (expand_block_move_4): Use the appropriate libfunc.
22760 (expand_block_move_2): Likewise.
22761 (expand_block_move_1): Likewise.
22762 (expand_block_set_4): Likewise.
22763 (expand_block_set_2): Likewise.
22764 (expand_block_set_1): Likewise.
22765 (visium_trampoline_init): Likewise.
22767 2016-02-17 Nick Clifton <nickc@redhat.com>
22769 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
22770 TI's devices.csv file as of March 2016.
22772 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
22775 * opts-global.c (handle_common_deferred_options): Introduce and
22776 initialize two global variables to remember command-line options
22777 specifying a stack-limiting register.
22778 * opts.h: Add extern declarations of the two new global variables.
22779 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
22780 variable based on the values of the two new global variables.
22782 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22785 * common.opt (Wnonnull-compare): New warning.
22786 * doc/invoke.texi (-Wnonnull): Remove text about comparison
22787 of arguments against NULL.
22788 (-Wnonnull-compare): Document.
22789 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
22790 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
22791 * passes.def (pass_warn_nonnull_compare): Add.
22792 * gimple-ssa-nonnull-compare.c: New file.
22794 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22796 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
22797 AARCH64_EXTRA_TUNE_RECIP_SQRT.
22799 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22801 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
22802 reciprocal sqrt for -mlow-precision-recip-sqrt.
22804 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22805 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22807 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
22808 always use lane loads to construct non-constant vectors.
22810 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22812 * config/aarch64/aarch64.md
22813 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
22814 constraints for operand 3.
22815 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
22817 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22818 Richard Biener <rguenther@suse.de>
22820 PR tree-optimization/69820
22821 * tree-vect-patterns.c (type_conversion_p): Return false if
22822 *orig_type is unsigned single precision or boolean.
22823 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
22826 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22828 PR rtl-optimization/69764
22829 PR rtl-optimization/69771
22830 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
22831 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
22833 2016-02-16 Richard Biener <rguenther@suse.de>
22835 PR tree-optimization/69776
22836 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
22838 (indirect_refs_may_alias_p): Likewise.
22839 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
22840 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
22841 according to tbaa_p.
22842 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
22843 (optimize_stmt): For redundant store discovery do not allow tbaa.
22845 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
22847 PR tree-optimization/69714
22848 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
22849 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
22851 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
22853 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
22854 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
22855 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
22856 * config/arc/arc.c (arc_init): Check FPU options.
22857 (get_arc_condition_code): Handle new CC_FPU* modes.
22858 (arc_select_cc_mode): Likewise.
22859 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
22860 register pair only. Allow access for ARCv2 accumulator.
22861 (gen_compare_reg): Whenever we have FPU support use FPU compare
22863 (arc_reorg): Don't generate brcc insns when FPU compare
22864 instructions are involved.
22865 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
22866 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
22867 floating point emulation.
22868 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
22869 (REVERSE_CONDITION): Add new CC_FPU* modes.
22870 (TARGET_FP_SP_BASE): Define.
22871 (TARGET_FP_DP_BASE): Likewise.
22872 (TARGET_FP_SP_FUSED): Likewise.
22873 (TARGET_FP_DP_FUSED): Likewise.
22874 (TARGET_FP_SP_CONV): Likewise.
22875 (TARGET_FP_DP_CONV): Likewise.
22876 (TARGET_FP_SP_SQRT): Likewise.
22877 (TARGET_FP_DP_SQRT): Likewise.
22878 (TARGET_FP_DP_AX): Likewise.
22879 * config/arc/arc.md (ARCV2_ACC): New constant.
22880 (type): New fpu type attribute.
22881 (SDF): Conditional iterator.
22882 (cstore<mode>, cbranch<mode>): Change expand condition.
22883 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
22884 handles FPU/FPX cases as well.
22885 * config/arc/arc.opt (mfpu): New option.
22886 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
22888 (adddf3, muldf3, subdf3): Removed.
22889 * config/arc/predicates.md (proper_comparison_operator): Recognize
22891 * config/arc/fpu.md: New file.
22892 * doc/invoke.texi (ARC Options): Document mfpu option.
22894 2016-02-16 Richard Biener <rguenther@suse.de>
22896 PR rtl-optimization/69291
22897 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
22898 noce_operand_ok check.
22900 2016-02-16 Tom de Vries <tom@codesourcery.com>
22903 * omp-low.c (simd_clone_create): Remove call to
22904 symtab->call_cgraph_insertion_hooks.
22906 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22908 PR tree-optimization/69802
22909 * tree-ssa-reassoc.c (update_range_test): If op is
22910 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
22911 op == 1 test of precision 1 integral op, otherwise handle
22912 that case as op itself. Fix up formatting.
22913 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
22916 2016-02-16 Richard Biener <rguenther@suse.de>
22918 PR tree-optimization/69586
22919 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
22920 types for conversion sources.
22922 2016-02-16 Richard Biener <rguenther@suse.de>
22924 PR middle-end/69801
22925 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
22926 mask OEP_ADDRESS_OF.
22928 2016-02-16 Alan Modra <amodra@gmail.com>
22931 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
22932 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
22933 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
22935 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
22936 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
22937 (p8_fmrgow_<mode>): Likewise.
22938 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
22940 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
22941 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
22942 to use movdi_internal64. Remove op0_di.
22943 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
22945 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
22947 Add support for the FCCMP insn types
22949 * config/aarch64/aarch64.md (fccmp): Change insn type.
22950 (fccmpe): Likewise.
22951 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
22952 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
22953 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
22954 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
22955 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
22956 * config/arm/types.md (fccmps): Add new insn type.
22957 (fccmpd): Likewise.
22959 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
22961 * alias.c (get_alias_set): Fix a typo in comment.
22963 2016-02-15 Richard Biener <rguenther@suse.de>
22965 PR tree-optimization/69595
22966 * match.pd: Complete range test simplification to true.
22968 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
22970 PR rtl-optimization/69648
22971 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
22972 pic_offset_table_rtx.
22974 PR rtl-optimization/69752
22975 * ira.c (update_equiv_regs): When looking for more than a single SET,
22976 also take other side effects into account.
22978 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
22980 * config/s390/s390.c (s390_function_profiler): Add a new sequence
22981 for z900+ CPUs in 31-bit mode.
22983 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
22985 * common/config/s390/s390-common.c (s390_supports_split_stack):
22987 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
22988 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
22989 * config/s390/s390.c (struct machine_function): New field
22990 split_stack_varargs_pointer.
22991 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
22992 in s390_emit_prologue.
22993 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
22995 (morestack_ref): New global.
22996 (SPLIT_STACK_AVAILABLE): New macro.
22997 (s390_expand_split_stack_prologue): New function.
22998 (s390_live_on_entry): New function.
22999 (s390_va_start): Use split-stack vararg pointer if appropriate.
23000 (s390_asm_file_end): Emit the split-stack note sections.
23001 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
23002 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
23003 (UNSPECV_SPLIT_STACK_CALL): New unspec.
23004 (UNSPECV_SPLIT_STACK_DATA): New unspec.
23005 (split_stack_prologue): New expand.
23006 (split_stack_space_check): New expand.
23007 (split_stack_data): New insn.
23008 (split_stack_call): New expand.
23009 (split_stack_call_*): New insn.
23010 (split_stack_cond_call): New expand.
23011 (split_stack_cond_call_*): New insn.
23013 2016-02-15 Richard Biener <rguenther@suse.de>
23015 PR tree-optimization/69783
23016 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
23017 Add trivially correct cases.
23019 2016-02-15 Tom de Vries <tom@codesourcery.com>
23022 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
23024 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
23026 2016-02-15 Richard Biener <rguenther@suse.de>
23028 PR tree-optimization/69776
23029 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
23030 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
23031 indicate whether we can use TBAA to disambiguate against stores.
23032 Use alias-set zero if not.
23033 (visit_reference_op_store): Do not use TBAA when looking up
23035 * tree-ssa-pre.c (compute_avail): Use TBAA here.
23036 (eliminate_dom_walker::before_dom_children): But not when looking
23037 up redundant stores.
23039 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
23041 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
23043 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
23045 * config/i386/znver1.md
23046 (znver1_pop, znver1_pop_mem,
23047 znver1_load_imov_double_store,
23048 znver1_load_imov_direct_store,
23049 znver1_load_imov_direct_load,
23050 znver1_load_imov_double_load): Add new.
23051 (znver1_insn, znver1_insn_load): Add icmov type.
23052 (znver1_sseavx_fma,
23053 znver1_sseavx_fma_load,
23055 znver1_avx256_fma_load): Fix pipe usage.
23057 2016-02-14 Alan Modra <amodra@gmail.com>
23060 * reload.c (find_reloads_address_1): For pre/post-inc/dec
23061 with an invalid hard reg, reload just the reg not the entire
23062 pre/post-inc/dec address expression.
23064 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
23067 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
23068 fixed R1_REG scratch reg.
23069 (sibcall_value_pcrel_fdpic): Likewise.
23071 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
23075 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
23077 2016-02-12 Walter Lee <walt@tilera.com>
23079 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
23080 * config/tilegx/t-tilegx: Likewise.
23082 2016-02-12 David Malcolm <dmalcolm@redhat.com>
23085 * diagnostic-show-locus.c (struct line_span): New struct.
23086 (layout::get_first_line): Delete.
23087 (layout::get_last_line): Delete.
23088 (layout::get_num_line_spans): New member function.
23089 (layout::get_line_span): Likewise.
23090 (layout::print_heading_for_line_span_index_p): Likewise.
23091 (layout::get_expanded_location): Likewise.
23092 (layout::calculate_line_spans): Likewise.
23093 (layout::m_first_line): Delete.
23094 (layout::m_last_line): Delete.
23095 (layout::m_line_spans): New field.
23096 (layout::layout): Update comment. Replace m_first_line and
23097 m_last_line with m_line_spans, replacing their initialization
23098 with a call to calculate_line_spans.
23099 (diagnostic_show_locus): When printing source lines and
23100 annotations, rather than looping over a single span
23101 of lines, instead loop over each line_span within
23102 the layout, with an inner loop over the lines within them.
23103 Call the context's start_span callback when changing line spans.
23104 * diagnostic.c (diagnostic_initialize): Initialize start_span.
23105 (diagnostic_build_prefix): Break out the building of the location
23106 part of the string into...
23107 (diagnostic_get_location_text): ...this new function, rewriting
23108 it from nested ternary expressions to a sequence of "if"
23110 (default_diagnostic_start_span_fn): New function.
23111 * diagnostic.h (diagnostic_start_span_fn): New typedef.
23112 (diagnostic_context::start_span): New field.
23113 (default_diagnostic_start_span_fn): New prototype.
23115 2016-02-12 David Malcolm <dmalcolm@redhat.com>
23118 * gcc.c (driver::finalize): Fix cleanup of "specs".
23120 2016-02-12 David Malcolm <dmalcolm@redhat.com>
23124 * gcc.c (driver::driver): Initialize m_option_suggestions.
23125 (driver::~driver): Clean up m_option_suggestions.
23126 (suggest_option): Convert to...
23127 (driver::suggest_option): ...this, and split out into
23128 driver::build_option_suggestions and find_closest_string.
23129 (driver::build_option_suggestions): New function, from
23130 first half of suggest_option. Special-case
23131 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
23132 the sanitizer_opts array. For options of enum types, add the
23133 various enum values to the candidate strings.
23134 (driver::handle_unrecognized_options): Remove "const".
23135 * gcc.h (driver::handle_unrecognized_options): Likewise.
23136 (driver::build_option_suggestions): New decl.
23137 (driver::suggest_option): New decl.
23138 (driver::m_option_suggestions): New field.
23139 * opts-common.c (add_misspelling_candidates): New function.
23140 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
23141 and make non-static.
23142 * opts.h (sanitizer_opts): New array decl.
23143 (add_misspelling_candidates): New function decl.
23144 * spellcheck.c (find_closest_string): New function.
23145 * spellcheck.h (find_closest_string): New function decl.
23147 2016-02-12 Jakub Jelinek <jakub@redhat.com>
23149 PR rtl-optimization/69764
23150 PR rtl-optimization/69771
23151 * optabs.c (expand_binop_directly): For shift_optab_p, force
23152 convert_modes with VOIDmode if xop1 has VOIDmode.
23154 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
23157 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
23158 to correctly determine instrumentation thunks.
23160 2016-02-12 Jakub Jelinek <jakub@redhat.com>
23163 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
23164 type by reference, force lhs on the call.
23167 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
23168 Compute retval and retbnd early in all cases if split_part_return_p
23169 and return_bb is not EXIT. Remove all clobber stmts and reset
23170 all debug stmts that refer to SSA_NAMEs defined in split part,
23171 except if it is retval, in that case replace the old retval with the
23172 lhs of the call to the split part.
23174 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
23177 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
23179 PR middle-end/66726
23180 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
23181 whose result is used in PHI.
23182 (maybe_optimize_range_tests): Likewise.
23183 (final_range_test_p): Likweise.
23185 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
23187 PR middle-end/66726
23188 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
23189 whose result is used in PHI.
23190 (maybe_optimize_range_tests): Likewise.
23191 (final_range_test_p): Likweise.
23193 2016-02-12 Jakub Jelinek <jakub@redhat.com>
23195 * cgraph.c: Spelling fixes - behaviour -> behavior and
23196 neighbour -> neighbor.
23197 * target.def: Likewise.
23198 * sel-sched.c: Likewise.
23199 * config/mips/mips.c: Likewise.
23200 * config/arc/arc.md: Likewise.
23201 * config/arm/cortex-a57.md: Likewise.
23202 * config/arm/arm.c: Likewise.
23203 * config/arm/neon.md: Likewise.
23204 * config/arm/arm-c.c: Likewise.
23205 * config/vms/vms-c.c: Likewise.
23206 * config/s390/s390.c: Likewise.
23207 * config/i386/znver1.md: Likewise.
23208 * config/i386/i386.c: Likewise.
23209 * config/ia64/hpux-unix2003.h: Likewise.
23210 * config/msp430/msp430.md: Likewise.
23211 * config/rx/rx.c: Likewise.
23212 * config/rx/rx.md: Likewise.
23213 * config/aarch64/aarch64-simd.md: Likewise.
23214 * config/aarch64/aarch64.c: Likewise.
23215 * config/nvptx/nvptx.c: Likewise.
23216 * config/bfin/bfin.c: Likewise.
23217 * config/cris/cris.opt: Likewise.
23218 * config/rs6000/rs6000.c: Likewise.
23219 * target.h: Likewise.
23220 * spellcheck.c: Likewise.
23221 * ira-build.c: Likewise.
23222 * tree-inline.c: Likewise.
23223 * builtins.c: Likewise.
23224 * lra-constraints.c: Likewise.
23225 * explow.c: Likewise.
23226 * hwint.h: Likewise.
23227 * targhooks.c: Likewise.
23228 * tree-vect-data-refs.c: Likewise.
23229 * expr.c: Likewise.
23230 * doc/tm.texi: Likewise.
23231 * doc/extend.texi: Likewise.
23232 * doc/install.texi: Likewise.
23233 * doc/md.texi: Likewise.
23234 * tree-ssa-tail-merge.c: Likewise.
23235 * sched-int.h: Likewise.
23236 * match.pd: Likewise.
23237 * sched-ebb.c: Likewise.
23238 * target.def (omit_struct_return_reg): Likewise.
23239 * gimple-ssa-isolate-paths.c: Likewise.
23240 (find_implicit_erroneous_behaviour): Renamed to...
23241 (find_implicit_erroneous_behavior): ... this.
23242 (find_explicit_erroneous_behaviour): Renamed to...
23243 (find_explicit_erroneous_behavior): ... this.
23244 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
23246 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
23248 PR rtl-optimization/64682
23249 PR rtl-optimization/69567
23250 PR rtl-optimization/69737
23251 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
23252 in I2 as well, just lose it.
23254 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23256 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
23258 (aarch64_last_printed_tune_string): Likewise.
23259 (aarch64_declare_function_name): Only output .arch assembler
23260 directive if it will be different from the previously output
23261 directive. Same for .tune comment but only if -dA is set.
23262 (aarch64_start_file): New function.
23263 (TARGET_ASM_FILE_START): Define.
23265 2016-02-11 David Malcolm <dmalcolm@redhat.com>
23268 * Makefile.in (PLUGIN_HEADERS): Add params.list.
23270 2016-02-11 Jakub Jelinek <jakub@redhat.com>
23273 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
23274 -Wmaybe-uninitialized warning.
23276 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
23279 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
23281 2016-02-11 Richard Biener <rguenther@suse.de>
23283 PR rtl-optimization/69291
23284 * ifcvt.c (noce_try_store_flag_constants): Do not allow
23285 subexpressions affected by changing the result.
23287 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
23290 * lra-constraints.c (curr_insn_transform): Find in/out operands
23291 for secondary memory moves. Update dups.
23293 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
23295 PR tree-optimization/69652
23296 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
23297 to nested loop, did source re-formatting, skip debug statements,
23298 add check on statement with volatile operand, remove dead scalar
23301 2016-02-10 Jakub Jelinek <jakub@redhat.com>
23302 Patrick Palka <ppalka@gcc.gnu.org>
23306 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
23307 calls if the return type is TREE_ADDRESSABLE.
23308 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
23309 * ipa-split.c (split_function): Fix doubled "we" in comment.
23310 Use void return type for the split part even if
23311 !split_point->split_part_set_retval.
23313 2016-02-10 Bin Cheng <bin.cheng@arm.com>
23315 PR tree-optimization/68021
23316 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
23317 when computing the value of biv cand by itself.
23319 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
23321 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
23322 (cortexa57_tunings): Likewise.
23323 (cortexa72_tunings): Likewise.
23324 (arch_macro_fusion_pair_p): Add support for AES fusion.
23325 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
23326 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
23327 Allow virtual registers before reload so early scheduling works.
23328 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
23329 correct latency and pipeline.
23330 (cortex_a57_crypto_complex): Likewise.
23331 (cortex_a57_crypto_xor): Likewise.
23332 (define_bypass): Add AES bypass.
23334 2016-02-10 Richard Biener <rguenther@suse.de>
23336 PR tree-optimization/69726
23337 * passes.def: Add DCE pass before late uninit.
23338 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
23339 really fixup if-conversions job.
23341 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
23343 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
23344 (arm_cortex_a57_tune): Likewise.
23345 (aarch_macro_fusion_pair_p): Add support for AES fusion.
23346 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
23348 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
23350 * timevar.def (TV_PHASE_DBGINFO): Delete.
23351 (TV_PHASE_CHECK_DBGINFO): Likewise.
23352 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
23354 2016-02-10 Richard Biener <rguenther@suse.de>
23356 PR tree-optimization/69719
23357 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
23358 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
23360 2016-02-09 Andrew Pinski <apinski@cavium.com>
23363 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
23364 get_vcond_mask_icode returns false.
23366 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
23369 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
23370 an ADDIS that adds a pointer to a large constant that sets the
23371 upper16 bits with a load operation.
23373 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
23376 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
23378 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
23380 (vzipq_s16): Likewise.
23381 (vzipq_s32): Likewise.
23382 (vzipq_f32): Likewise.
23383 (vzipq_u8): Likewise.
23384 (vzipq_u16): Likewise.
23385 (vzipq_u32): Likewise.
23386 (vzipq_p8): Likewise.
23387 (vzipq_p16): Likewise.
23389 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
23392 * config/arm/arm.c (neon_endian_lane_map): New function.
23393 (neon_vector_pair_endian_lane_map): New function.
23394 (arm_evpc_neon_vuzp): Allow for big endian lane order.
23395 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
23397 (vuzpq_s16): Likewise.
23398 (vuzpq_s32): Likewise.
23399 (vuzpq_f32): Likewise.
23400 (vuzpq_u8): Likewise.
23401 (vuzpq_u16): Likewise.
23402 (vuzpq_u32): Likewise.
23403 (vuzpq_p8): Likewise.
23404 (vuzpq_p16): Likewise.
23406 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
23409 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
23412 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
23414 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
23415 truncate const_int operand 1 to QImode.
23417 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
23419 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
23420 corresponding to an abnormal edge.
23422 2016-02-09 Tom de Vries <tom@codesourcery.com>
23424 PR tree-optimization/69599
23425 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
23427 (find_func_aliases_for_builtin_call, find_func_clobbers)
23428 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
23431 2016-02-09 Richard Biener <rguenther@suse.de>
23433 PR tree-optimization/69715
23434 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
23435 LHS on calls as non-rewritable.
23437 2016-02-09 Tom de Vries <tom@codesourcery.com>
23440 * lto-wrapper.c (append_diag_options): New function.
23441 (compile_offload_image): Call append_diag_options.
23443 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
23446 * doc/extend.texi (Flag Output Operands): Correct sectioning.
23447 Minor copy-edit to fix verb tenses.
23449 2016-02-08 Jakub Jelinek <jakub@redhat.com>
23451 PR tree-optimization/69209
23452 * ipa-split.c (split_function): If split part is not
23453 returning retval, retval has gimple type but is not
23454 gimple value, force it into a SSA_NAME first.
23456 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
23458 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
23461 2016-02-08 Jason Merrill <jason@redhat.com>
23464 * convert.c (convert_to_integer_1): Check dofold on truncation
23466 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
23467 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
23468 Rename from *_nofold.
23469 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
23470 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
23472 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
23475 * tree.c (build_common_tree_nodes): Remove short_double argument.
23476 All callers changed.
23477 * tree.h (build_common_tree_nodes): Adjust declaration.
23478 * doc/invoke.texi (-fshort-double): Remove documentation.
23479 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
23480 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
23481 * lto-wrapper.c (merge_and_complain, append_compiler_options)
23482 (append_linker_options): Don't handle OPT_fshort_double.
23484 PR rtl-optimization/68730
23485 * lra-remat.c (insn_to_cand_activation): New static variable.
23486 (lra_remat): Allocate and free it.
23487 (create_cand): New arg activation. Initialize a field in
23488 insn_to_cand_activation if it is nonnull.
23489 (create_cands): Pass the activation insn to create_cand when making
23490 a candidate involving an output reload. Reorganize code a little.
23491 (do_remat): Keep track of active status of candidates in a separate
23494 2016-02-08 Richard Biener <rguenther@suse.de>
23496 PR tree-optimization/69719
23497 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
23498 Properly use absolute of the difference of the two offsets to
23499 compare or adjust the segment length.
23501 2016-02-08 Richard Biener <rguenther@suse.de>
23502 Jeff Law <law@redhat.com>
23505 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
23506 types for anonymous SSA names.
23508 2016-02-08 Richard Biener <rguenther@suse.de>
23510 PR rtl-optimization/69274
23511 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
23513 2016-02-08 Jeff Law <law@redhat.com>
23515 PR tree-optimization/65917
23516 * tree-ssa-dom.c (record_temporary_equivalences): Record both
23517 equivalences from if (x == y) style conditionals.
23518 (loop_depth_of_name): Remove.
23519 (record_equality): Remove loop depth check.
23520 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
23521 (const_and_copies::record_const_or_copy_raw): New member function.
23522 * tree-ssa-scopedtables.c
23523 (const_and_copies::record_const_or_copy_raw): New, factored out of
23524 (const_and_copies::record_const_or_copy): Call new member function.
23526 2016-02-05 Jeff Law <law@redhat.com>
23528 PR tree-optimization/68541
23529 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
23530 (count_stmts_in_block): New function.
23531 (poor_ifcvt_candidate_code): Likewise.
23532 (is_feasible_trace): Add some heuristics to determine when path
23533 splitting is profitable.
23534 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
23535 is a diamond with a single exit.
23537 2016-02-05 Martin Sebor <msebor@redhat.com>
23540 * doc/invoke.texi: Update -Wplacement-new to take an optional
23543 2016-02-06 Richard Henderson <rth@redhat.com>
23546 * tree.c (tree_nop_conversion_p): Do not strip casts into or
23547 out of non-standard address spaces.
23549 2016-02-05 Jakub Jelinek <jakub@redhat.com>
23551 PR rtl-optimization/69691
23552 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
23554 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
23556 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
23557 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
23558 (*ieee128_mfvsrd_64bit): Likewise.
23559 (*ieee128_mfvsrd_32bit): Likewise.
23561 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
23565 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23567 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
23568 instrumented_version.
23570 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
23572 * doc/invoke.texi (Optimize Options): In table of --param options
23573 rename second occurrence of tracer-min-branch-ratio to
23574 tracer-min-branch-probability, rename
23575 tracer-min-branch-ratio-feedback to
23576 tracer-min-branch-probability-feedback and clarify description,
23577 rename sched-spec-state-edge-prob-cutoff to
23578 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
23579 to selsched-insns-to-rename, rename lto-minpartition to
23580 lto-min-partition, delete reorder-blocks-duplicate and
23581 reorder-blocks-duplicate-feedback.
23583 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23585 * config/s390/s390.c (s390_register_info_set_ranges): Remove
23588 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
23590 * doc/extend.texi: S/390: Correct some typos.
23592 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23594 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
23596 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23599 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
23600 (s390_register_info_gprtofpr): Use new macros above.
23601 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
23603 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
23604 its name. Adjust restore and save gpr ranges.
23605 (s390_register_info_set_ranges): New function.
23606 (s390_register_info): Use new macros above. Call
23607 s390_register_info_set_ranges.
23608 (s390_optimize_register_info): Likewise.
23609 (s390_hard_regno_rename_ok): Use new macros.
23610 (s390_hard_regno_scratch_ok): Likewise.
23611 (s390_emit_epilogue): Likewise.
23612 (s390_can_use_return_insn): Likewise.
23613 (s390_optimize_prologue): Likewise.
23614 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
23616 2016-02-05 Jakub Jelinek <jakub@redhat.com>
23619 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
23621 (ix86_option_override_internal): Disable TARGET_STV even for
23622 -m{incoming,preferred}-stack-boundary=3.
23624 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
23626 * config.gcc: Mark deprecated rtems targets as obsolete.
23628 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
23630 PR rtl-optimization/64682
23631 PR rtl-optimization/69567
23632 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
23633 before I2 only if the register is both used and set in I2.
23635 2016-02-04 DJ Delorie <dj@redhat.com>
23637 * config/msp430/msp430.c (msp430_start_function): Add function type.
23639 2016-02-04 Jakub Jelinek <jakub@redhat.com>
23642 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
23644 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
23646 PR rtl-optimization/69577
23648 2015-10-29 Richard Henderson <rth@redhat.com>
23652 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
23653 sse check to the exact conditions of PR 67609.
23655 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
23658 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
23659 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
23660 not allowed into the traditional Altivec registers.
23661 (movtd_64bit_nodm): Likewise.
23662 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
23664 2016-02-04 David Malcolm <dmalcolm@redhat.com>
23666 * config/aarch64/cortex-a57-fma-steering.c
23667 (aarch64_register_fma_steering): Remove "static" from arguments
23670 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
23673 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
23674 twice when complex.
23676 2016-02-04 Mike Frysinger <vapier@gentoo.org>
23678 * doc/invoke.texi: Delete -mno-fma4.
23680 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
23682 PR rtl-optimization/69577
23683 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
23684 (find_subregs_of_mode): Update accordingly. Iterate over partial
23687 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
23689 * config/arm/arm-protos.h (neon_reinterpret): Remove.
23690 * config/arm/arm.c (neon_reinterpret): Remove.
23691 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
23692 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
23693 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
23694 vreinterpretti): Remove.
23695 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
23696 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
23697 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
23698 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
23699 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
23700 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
23701 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
23702 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
23703 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
23704 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
23705 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
23706 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
23707 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
23708 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
23709 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
23710 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
23711 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
23712 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
23713 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
23714 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
23715 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
23716 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
23717 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
23718 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
23719 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
23720 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
23721 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
23722 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
23723 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
23724 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
23725 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
23726 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
23727 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
23728 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
23729 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
23730 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
23731 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
23732 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
23733 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
23734 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
23735 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
23736 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
23737 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
23738 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
23739 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
23740 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
23741 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
23742 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
23743 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
23744 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
23745 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
23746 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
23747 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
23748 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
23749 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
23750 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
23751 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
23752 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
23753 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
23754 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
23755 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
23756 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
23757 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
23758 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
23759 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
23760 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
23761 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
23762 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
23763 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
23764 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
23765 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
23766 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
23767 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
23768 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
23769 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
23770 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
23771 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
23772 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
23773 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
23774 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
23775 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
23776 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
23777 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
23778 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
23779 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
23780 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
23781 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
23782 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
23783 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
23784 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
23785 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
23786 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
23787 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
23788 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
23789 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
23790 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
23791 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
23792 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
23793 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
23794 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
23795 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
23796 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
23797 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
23799 2016-02-04 Martin Liska <mliska@suse.cz>
23802 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
23803 that are gimple_store_p.
23804 (maybe_instrument_call): Likewise.
23806 2016-02-04 Bin Cheng <bin.cheng@arm.com>
23808 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
23809 register scaling out of memory reference and comment why.
23811 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23815 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
23816 folding the source of a SET.
23818 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23822 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
23823 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
23825 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
23829 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
23832 2016-02-04 Christian Bruel <christian.bruel@st.com>
23834 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
23835 * config/arm/arm.c (arm_set_current_function): Likewise.
23837 2016-02-04 Jakub Jelinek <jakub@redhat.com>
23838 Ilya Enkovich <enkovich.gnu@gmail.com>
23839 H.J. Lu <hongjiu.lu@intel.com>
23842 * config/i386/i386.c (convert_scalars_to_vector): Remove
23843 stack alignment fixes.
23844 (ix86_option_override_internal): Disable TARGET_STV if stack
23845 might not be aligned enough.
23846 (ix86_minimum_alignment): Assert that TARGET_STV is false.
23848 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
23850 * config/i386/x86-tune.def: Disable default prefetching
23853 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
23854 Vladimir Makarov <vmakarov@redhat.com>
23857 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
23858 in validating fused toc addresses.
23860 2016-02-03 Jakub Jelinek <jakub@redhat.com>
23863 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
23864 range->m_caret fields if range->m_show_caret_p is false.
23867 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
23868 Force oldval into register if it does not satisfy reg_or_short_operand
23869 predicate. Fix up formatting.
23871 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
23872 Alexandre Oliva <aoliva@redhat.com>
23875 * lra-constraints.c (simplify_operand_subreg): Check additionally
23876 address validity after potential reloading.
23877 (process_address_1): Check insns validity. In case of failure do
23880 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
23883 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
23886 2016-02-02 Jakub Jelinek <jakub@redhat.com>
23888 * wide-int.cc (canonize_uhwi): New function.
23889 (wi::divmod_internal): Use it.
23891 2016-02-02 James Norris <jnorris@codesourcery.com>
23893 * gimplify.c (omp_notice_variable): Add usage check.
23895 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
23897 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
23898 like LE, GE, LT, GT when emitting relational operator.
23900 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
23902 * ira-costs.c (find_costs_and_classes): Add extra argument.
23903 * target.def (ira_change_pseudo_allocno_class): Add parameter.
23904 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
23905 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
23906 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
23907 Add best_class parameter, and return it if not ALL_REGS.
23908 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
23910 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
23911 Update target hook.
23913 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
23915 * config/aarch64/aarch64.c
23916 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
23917 (aarch64_ira_change_pseudo_allocno_class): New function.
23919 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
23922 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
23924 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
23926 * config/avr/avr.c (avr_option_override): Set
23927 PARAM_ALLOW_STORE_DATA_RACES to 1.
23929 2016-02-02 Richard Biener <rguenther@suse.de>
23931 PR tree-optimization/69595
23932 * match.pd: Add range test simplifications to true/false.
23934 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
23936 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
23937 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
23940 2016-02-02 Richard Biener <rguenther@suse.de>
23942 PR tree-optimization/69606
23943 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
23944 info on the result before moving a stmt.
23946 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
23948 PR middle-end/68542
23949 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
23950 branch with vector comparison.
23951 * config/i386/sse.md (VI48_AVX): New mode iterator.
23952 (define_expand "cbranch<mode>4): Add support for conditional branch
23953 with vector comparison.
23954 * tree-vect-loop.c (optimize_mask_stores): New function.
23955 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
23956 has_mask_store field of vect_info.
23957 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
23958 vectorized loops having masked stores after vec_info destroy.
23959 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
23960 correspondent macros.
23961 (optimize_mask_stores): Add prototype.
23963 2016-02-02 Alan Modra <amodra@gmail.com>
23966 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
23969 2016-02-02 Alan Modra <amodra@gmail.com>
23972 * config/rs6000/rs6000.c (need_toc_init): New var, set it
23973 whenever toc_label_name used.
23974 (rs6000_file_start): Don't set up toc section here,
23975 (rs6000_output_function_epilogue): do so here instead,
23976 (rs6000_xcoff_file_start): and here.
23977 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
23978 (load_toc_aix_di): Likewise.
23980 2016-02-01 Jakub Jelinek <jakub@redhat.com>
23982 PR rtl-optimization/69592
23983 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
23984 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
23985 (num_sign_bit_copies_binary_arith_p): New inline function.
23986 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
23988 2016-02-01 Jeff Law <law@redhat.com>
23990 PR tree-optimization/69580
23991 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
23992 * tree-ssa-threadbackward.c
23993 (fsm_find_control_statement_thread_paths): Do not try to walk
23994 through large PHI nodes.
23996 2016-02-01 Jakub Jelinek <jakub@redhat.com>
23998 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
23999 when count is incremented above limit, don't analyze further
24002 * omp-low.c (oacc_parse_default_dims): Avoid
24003 -Wsign-compare warning, make sure value fits into int
24004 rather than just unsigned int.
24006 2016-02-01 Bin Cheng <bin.cheng@arm.com>
24008 PR tree-optimization/67921
24009 * fold-const.c (split_tree): New parameters. Convert pointer
24010 type variable part to proper type before negating.
24011 (fold_binary_loc): Pass new arguments to split_tree.
24013 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
24015 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
24016 (nvptx_goacc_validate_dims): Extend to handle global defaults.
24017 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
24018 * doc/tm.texti: Rebuilt.
24019 * doc/invoke.texi (fopenacc-dim): Document.
24020 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
24021 (append_compiler_options): Likewise.
24022 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
24023 (oacc_parse_default_dims): New.
24024 (oacc_validate_dims): Add USED arg. Select non-unity default when
24026 (oacc_loop_fixed_partitions): Return mask of used partitions.
24027 (oacc_loop_auto_partitions): Emit dump info.
24028 (oacc_loop_partition): Return mask of used partitions.
24029 (execute_oacc_device_lower): Parse default dimension arg. Adjust
24030 loop partitioning and validation calls.
24032 2016-02-01 Richard Biener <rguenther@suse.de>
24034 PR middle-end/69556
24035 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
24037 2016-02-01 Richard Biener <rguenther@suse.de>
24039 PR tree-optimization/69574
24040 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
24041 of asserting return chrec_dont_know.
24043 2016-02-01 Martin Liska <mliska@suse.cz>
24045 * mem-stats-traits.h: Add copyright header.
24046 * mem-stats.h: Likewise.
24048 2016-02-01 Richard Biener <rguenther@suse.de>
24050 PR tree-optimization/69579
24051 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
24052 Do not propagate through abnormal PHI results.
24054 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
24056 * postreload.c (reload_cse_simplify): Remove dead code.
24058 2016-02-01 Jakub Jelinek <jakub@redhat.com>
24060 PR rtl-optimization/69570
24061 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
24062 if there is more than one set, not if there is a single set.
24064 2016-02-01 Richard Henderson <rth@redhat.com>
24067 * combine.c (make_compound_operation): When looking through a
24068 subreg, make sure to re-extend to the width of the outer mode.
24070 2016-01-30 Jakub Jelinek <jakub@redhat.com>
24072 PR tree-optimization/69546
24073 * wide-int.cc (wi::divmod_internal): For unsigned division
24074 where both operands fit into uhwi, if o1 is 1 and o0 has
24075 msb set, if divident_prec is larger than bits per hwi,
24076 clear another quotient word and return 2 instead of 1.
24077 Similarly for remainder with msb in HWI set, if dividend_prec
24078 is larger than bits per hwi.
24080 2016-01-29 Martin Jambor <mjambor@suse.cz>
24082 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
24083 Use short lowercase names.
24084 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
24085 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
24086 acq_rel one. Protect warning agains segfaults if
24087 get_memory_order_name returns NULL.
24088 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
24089 with release semantics. Do not warn if get_memory_order already did.
24090 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
24091 semantics. Fix check for relaxed or acquire semantics. Do not warn
24092 if get_memory_order already did.
24094 2016-01-29 Sebastian Pop <s.pop@samsung.com>
24096 * doc/install.texi: Document that isl-0.16 is supported.
24098 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
24101 * config/i386/constraints.md (Bm): Describe as special memory
24103 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
24104 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
24105 * genpreds.c (struct constraint_data): Add is_special_memory.
24106 (have_special_memory_constraints, special_memory_start): New
24108 (special_memory_end): Ditto.
24109 (add_constraint): Add new arg is_special_memory. Add code to
24110 process its true value. Update have_special_memory_constraints.
24111 (process_define_constraint): Pass the new arg.
24112 (process_define_register_constraint): Ditto.
24113 (choose_enum_order): Process special memory.
24114 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
24115 function insn_extra_special_memory_constraint.
24116 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
24117 * gensupport.c (process_rtx): Process
24118 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
24119 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
24120 * ira-lives.c (single_reg_class): Use
24121 insn_extra_special_memory_constraint.
24122 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
24123 * lra-constraints.c (process_alt_operands): Ditto.
24124 (curr_insn_transform): Use insn_extra_special_memory_constraint.
24125 * recog.c (asm_operand_ok, preprocess_constraints): Process
24127 * reload.c (find_reloads): Ditto.
24128 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
24129 * stmt.c (parse_input_constraint): Use
24130 insn_extra_special_memory_constraint.
24132 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
24135 * lra-splill.c (lra_final_code_change): Revert r229087 by
24136 removing all sub-registers.
24138 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
24141 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
24143 2016-01-29 Jakub Jelinek <jakub@redhat.com>
24146 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
24147 SSE1, copy target into the temporary reg first before recursing
24150 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
24152 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
24155 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
24157 * ginclude/stdarg.h: Test __cplusplus instead of
24158 __GXX_EXPERIMENTAL_CXX0X__.
24160 2016-01-29 Richard Biener <rguenther@suse.de>
24162 PR tree-optimization/69547
24163 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
24164 Do not mark clobbers necessary.
24165 (mark_all_reaching_defs_necessary_1): Likewise.
24167 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
24169 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
24170 declaration name with %qs and print it in both error messages.
24171 Also fix indentation.
24173 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
24176 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
24177 trailing blank line from error message.
24179 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
24182 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
24185 2016-01-29 Richard Biener <rguenther@suse.de>
24187 PR middle-end/69537
24188 * match.pd: Allow all integral types when simplifying a
24189 widening or sign-changing conversion.
24191 2016-01-28 Sebastian Pop <s.pop@samsung.com>
24193 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
24194 back to setting codegen_error to fail codegen.
24196 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
24199 * config/i386/constraints.md (C): Only accept constant zero operand.
24200 (BC): New constraint.
24201 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
24202 instead of C constraint.
24203 * doc/md.texi (Machine Constraints): Update description
24206 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
24209 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
24211 2016-01-28 Jakub Jelinek <jakub@redhat.com>
24213 PR middle-end/69542
24214 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
24217 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
24219 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
24220 branches if using guessed profile.
24222 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
24224 * graphite-optimize-isl.c (optimize_isl): Fix dump.
24226 2016-01-28 Richard Henderson <rth@redhat.com>
24229 * config/aarch64/aarch64-modes.def (CC_Cmode): New
24230 * config/aarch64/aarch64-protos.h: Update.
24231 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
24232 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
24233 (aarch64_get_condition_code_1): Handle CC_Cmode.
24234 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
24235 (*add<mode>3_compareC_cconly_imm): New.
24236 (*add<mode>3_compareC_cconly): New.
24237 (*add<mode>3_compareC_imm): New.
24238 (add<mode>3_compareC): New.
24239 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
24240 to be first. Use aarch64_carry_operation.
24241 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
24242 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
24243 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
24244 (subti3): Use subdi3_compare1.
24245 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
24246 (sub<mode>3_compare1): New.
24247 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
24248 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
24249 (*subsi3_carryin_uxtw): Likewise.
24250 (*ngc<mode>, *ngcsi_uxtw): Likewise.
24251 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
24252 * config/aarch64/iterators.md (DWI): New.
24253 * config/aarch64/predicates.md (aarch64_carry_operation): New.
24254 (aarch64_borrow_operation): New.
24256 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
24258 * graphite-optimize-isl.c (optimize_isl): Print a different debug
24259 message when isl does not return a valid schedule.
24261 2016-01-28 Sebastian Pop <s.pop@samsung.com>
24263 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
24264 Remove comments from class declarations: they are already in the code
24267 2016-01-28 Sebastian Pop <s.pop@samsung.com>
24269 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
24271 (ternary_op_to_tree): Same.
24272 (unary_op_to_tree): Same.
24273 (nary_op_to_tree): Same.
24274 (gcc_expression_from_isl_expr_op): Same.
24275 (gcc_expression_from_isl_expression): Same.
24276 (graphite_create_new_loop): Same.
24277 (graphite_create_new_loop_guard): Same.
24278 (build_iv_mapping): Same.
24279 (graphite_create_new_guard): Same.
24280 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
24281 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
24283 2016-01-28 Sebastian Pop <s.pop@samsung.com>
24285 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
24286 instead of setting codegen_error to fail codegen.
24288 2016-01-28 Jason Merrill <jason@redhat.com>
24290 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
24292 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
24294 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
24295 Remove CONST_INT_P check in CCMP cost calculation.
24297 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
24299 * config/aarch64/aarch64.c (generic_vector_cost):
24300 Set vec_permute_cost.
24301 (cortexa57_vector_cost): Likewise.
24302 (exynosm1_vector_cost): Likewise.
24303 (xgene1_vector_cost): Likewise.
24304 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
24305 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
24306 Add vec_permute_cost entry.
24308 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
24310 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
24312 (add<mode>3_compare0): Likewise.
24313 (addsi3_compare0_uxtw): Likewise.
24314 (add<mode>3nr_compare0): Likewise.
24315 (compare_neg<mode>): Likewise.
24316 (<optab><mode>3): Likewise.
24318 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
24320 * tree-vect-stmts.c (vectorizable_comparison): Add
24321 NULL check for vectype.
24323 2016-01-28 Richard Biener <rguenther@suse.de>
24325 PR tree-optimization/69466
24326 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
24327 Account for PHIs we couldn't duplicate.
24329 2016-01-28 Martin Liska <mliska@suse.cz>
24332 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
24333 instead of ENABLE_VALGRIND_CHECKING.
24335 2016-01-27 Richard Henderson <rth@redhat.com>
24338 * lra-remat.c (subreg_regs): New.
24339 (dump_candidates_and_remat_bb_data): Dump it.
24340 (operand_to_remat): Reject if operand in subreg_regs.
24341 (set_bb_regs): Collect subreg_regs.
24342 (lra_remat): Init and free subreg_regs. Compute
24343 calculate_local_reg_remat_bb_data before create_cands.
24345 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
24348 * config/i386/i386.c (ix86_update_stack_boundary): Don't
24349 change stack_alignment_needed for __tls_get_addr call.
24351 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
24353 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
24355 2016-01-27 Jeff Law <law@redhat.com>
24357 PR tree-optimization/68398
24358 PR tree-optimization/69196
24359 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
24360 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
24361 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
24362 Only count PHIs in the last block in the path. The others will
24363 const/copy propagate away. Add heuristic to allow more irreducible
24364 subloops to be created when it is likely profitable to do so.
24366 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
24367 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
24368 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
24370 2016-01-27 Jakub Jelinek <jakub@redhat.com>
24373 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
24374 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
24375 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
24376 * tree-streamer-in.c: Include asan.h.
24377 (streamer_get_builtin_tree): For builtins in sanitizer
24378 range call initialize_sanitizer_builtins and retry.
24380 2016-01-27 Ian Lance Taylor <iant@google.com>
24382 * common.opt (fkeep-gc-roots-live): New undocumented option.
24383 * tree-ssa-loop-ivopts.c (add_candidate_1): If
24384 -fkeep-gc-roots-live, skip pointers.
24385 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
24388 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
24391 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
24392 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
24394 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
24397 * configure.ac: NetBSD provides SSP in its C library.
24398 * configure: Updated.
24400 2016-01-27 Richard Biener <rguenther@suse.de>
24402 PR tree-optimization/69166
24403 * tree-vect-loop.c (vect_is_simple_reduction): Always check
24404 reduction code for commutativity / associativity.
24406 2016-01-27 Martin Jambor <mjambor@suse.cz>
24408 PR tree-optimization/69355
24409 * tree-sra.c (analyze_access_subtree): Correct hole detection when
24410 total_scalarization fails.
24412 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
24414 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
24417 2016-01-27 Christian Bruel <christian.bruel@st.com>
24420 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
24421 Move arm_reset_previous_fndecl and set_target_option_current_node in
24422 the conditional part. Call save_restore_target_globals.
24423 * config/arm/arm.c (arm_set_current_function):
24424 Refactor to better support #pragma target and attribute mix.
24425 Call save_restore_target_globals.
24426 * config/arm/arm-protos.h (save_restore_target_globals): New function.
24428 2016-01-27 Martin Liska <mliska@suse.cz>
24430 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
24431 reference for an HSA kernel and its host function.
24433 2016-01-27 Jakub Jelinek <jakub@redhat.com>
24435 PR tree-optimization/69399
24436 * wide-int.h (wi::lrshift): For larger precisions, only
24437 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
24439 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
24441 * config/arc/predicates.md (proper_comparison_operator): Reject
24442 constant-constant comparison.
24444 2016-01-26 Tom de Vries <tom@codesourcery.com>
24446 PR tree-optimization/69110
24447 * tree-data-ref.c (initialize_data_dependence_relation): Handle
24448 DR_NUM_DIMENSIONS == 0.
24450 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
24451 Sebastian Pop <s.pop@samsung.com>
24453 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
24454 isl_ast_op_cond and isl_ast_op_select.
24455 (gcc_expression_from_isl_expr_op): Same.
24457 2016-01-26 Jason Merrill <jason@redhat.com>
24460 * tree.c (recompute_constructor_flags): Split out from
24462 (verify_constructor_flags): New.
24463 * tree.h: Declare them.
24465 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
24467 PR rtl-optimization/69217
24468 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
24469 are no TYPE_FIELDS set for the record type.
24471 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24474 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
24475 toc_label_name unconditionally.
24476 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
24477 SYMBOL_REF string. Use toc_label_name instead of constructing
24479 (rs6000_elf_declare_function_name): Use toc_label_name instead of
24480 constructing LCTOC1.
24482 2016-01-26 Martin Sebor <msebor@redhat.com>
24485 * doc/extend.texi (Common Type Attributes): Move text that talks about
24486 attribute packed from attribute aligned to the section discussing
24487 the former attribute for clarity.
24489 2016-01-26 Richard Henderson <rth@redhat.com>
24491 PR middle-end/60908
24492 * trans-mem.c (tm_region_init): Mark entry block as visited.
24494 2016-01-26 David Malcolm <dmalcolm@redhat.com>
24497 * diagnostic-show-locus.c (layout::print_source_line): Replace
24498 call to pp_newline with call to layout::print_newline.
24499 (layout::print_annotation_line): Likewise.
24500 (layout::move_to_column): Likewise.
24501 (layout::print_any_fixits): After printing any fixits, print a
24502 trailing newline, if necessary.
24503 (layout::print_newline): New method, resetting any colorization
24505 (diagnostic_show_locus): Move the pp_newline to before the
24506 early bailout. Remove dummy block enclosing the layout instance.
24507 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
24508 of pp_newline_and_flush with pp_flush.
24509 (diagnostic_append_note): Delete use of pp_newline.
24510 (diagnostic_append_note_at_rich_loc): Delete.
24511 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
24512 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
24513 when newline characters are added to the buffer.
24515 2016-01-26 Michael Matz <matz@suse.de>
24517 * configure.ac (ac_cv_std_swap_in_utility): New test.
24518 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
24519 * configure: Regenerate.
24520 * config.in: Regenerate.
24522 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
24524 * config/arc/arc.md (cstoresi4): Force operand into register.
24525 (arcset<code>): Fix predicate.
24526 (arcsetltu): Likewise.
24527 (arcsetgeu): Likewise.
24528 (arcsethi): Likewise.
24529 (arcsetls): Likewise.
24531 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24533 PR tree-optimization/69483
24534 * gimple-fold.c (canonicalize_constructor_val): Return NULL
24535 if base has error_mark_node type.
24537 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
24540 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
24541 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
24543 (vget_lane_f16): Handle big-endian.
24544 (vgetq_lane_f16): Likewise.
24545 (vset_lane_f16): Likewise.
24546 (vsetq_lane_f16): Likewise.
24547 * config/arm/iterators.md (VQXMOV): Add V8HF.
24548 (VDQ): Add V4HF and V8HF.
24549 (V_reg): Handle V4HF and V8HF.
24550 (Is_float_mode): Likewise.
24551 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
24552 neon_vdup_nv8hf): New patterns.
24553 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
24554 Use VD_LANE iterator.
24555 (neon_vld1_dup<mode>): Use VQ2 iterator.
24557 2016-01-26 Nathan Sidwell <nathan@acm.org>
24559 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
24560 (set_oacc_fn_attrib): Add IS_KERNEL arg.
24561 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
24562 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
24563 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
24564 (oacc_validate_dims): Add LEVEL arg, don't return level.
24565 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
24566 oacc_validate_dims.
24567 (execute_oacc_device_lower): Adjust, add more dump output.
24568 * tree-ssa-loop.c (gate_oacc_kernels): Use
24569 oacc_fn_attrib_kernels_p.
24570 * tree-parloops.c (create_parallel_loop): Adjust
24571 set_oacc_fn_attrib call.
24573 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24576 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
24577 (append_compiler_options): Handle -fcilkplus.
24578 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
24580 2016-01-26 Nick Clifton <nickc@redhat.com>
24583 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
24584 been marked as DECL_ONE_ONLY but we do not the means to make it
24585 so, then do not allow it to bind locally.
24587 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24590 * opts.h (parse_sanitizer_options): New prototype.
24591 * opts.c (sanitizer_opts): New array.
24592 (parse_sanitizer_options): New function.
24593 (common_handle_option): Use parse_sanitizer_options.
24595 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
24598 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
24599 alignment adjustment to ...
24600 (ix86_update_stack_boundary): Here. Don't over-align stack for
24602 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
24603 if __tls_get_addr is called.
24605 2016-01-26 Christian Bruel <christian.bruel@st.com>
24607 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
24609 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
24611 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
24613 2016-01-26 Richard Biener <rguenther@suse.de>
24615 PR middle-end/69467
24616 * match.pd: Guard X * CST CMP 0 pattern with single_use.
24618 2016-01-26 Richard Biener <rguenther@suse.de>
24620 PR tree-optimization/69452
24621 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
24622 (move_computations_dom_walker::before_dom_children): Rename
24624 (move_computations_worker): This.
24625 (move_computations): Perform an RPO rather than a DOM walk.
24627 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24630 * combine.c (combine_instructions): For REG_EQUAL note with
24631 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
24632 to the underlying register.
24633 * doc/rtl.texi (REG_EQUAL): Document the behavior of
24634 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
24636 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
24639 * config/aarch64/aarch64-builtins.c
24640 (aarch64_init_simd_builtin_types): Do not set structural
24641 equality to __Poly{8,16,64,128}_t types.
24643 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
24645 PR tree-optimization/69400
24646 * wide-int.cc (wi_pack): Take the precision as argument and
24647 perform canonicalization here rather than in the callers.
24648 Use the main loop to handle all full-width HWIs. Add a
24649 zero HWI if in_len isn't a full result.
24650 (wi::divmod_internal): Update accordingly.
24651 (wi::mul_internal): Likewise. Simplify.
24653 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
24654 Sebastian Pop <s.pop@samsung.com>
24656 * graphite-poly.c (apply_poly_transforms): Simplify.
24657 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
24658 (print_isl_map): Same.
24659 (print_isl_union_map): Same.
24660 (print_isl_schedule): New.
24661 (debug_isl_schedule): New.
24662 * graphite-dependences.c (scop_get_reads): Do not call
24663 isl_union_map_add_map that is undocumented isl functionality.
24664 (scop_get_must_writes): Same.
24665 (scop_get_may_writes): Same.
24666 (scop_get_original_schedule): Remove.
24667 (scop_get_dependences): Do not call isl_union_map_compute_flow that
24668 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
24669 (compute_deps): Remove.
24670 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
24671 (debug_schedule_ast): New.
24672 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
24673 set_separate_option.
24674 (graphite_regenerate_ast_isl): Add dump.
24675 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
24676 from scop->transformed_schedule.
24677 (graphite_regenerate_ast_isl): Add more dump.
24678 * graphite-optimize-isl.c (optimize_isl): Set
24679 scop->transformed_schedule. Check whether schedules are equal.
24680 (apply_poly_transforms): Move here.
24681 * graphite-poly.c (apply_poly_transforms): ... from here.
24682 (free_poly_bb): Static.
24683 (free_scop): Static.
24684 (pbb_number_of_iterations_at_time): Remove.
24685 (print_isl_ast): New.
24686 (debug_isl_ast): New.
24687 (debug_scop_pbb): New.
24688 * graphite-scop-detection.c (print_edge): Move.
24689 (print_sese): Move.
24690 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
24691 (build_scop_scattering): Remove.
24692 (create_pw_aff_from_tree): Assert instead of bailing out.
24693 (add_condition_to_pbb): Remove unused code, do not fail.
24694 (add_conditions_to_domain): Same.
24695 (add_conditions_to_constraints): Remove.
24696 (build_scop_context): New.
24697 (add_iter_domain_dimension): New.
24698 (build_iteration_domains): Initialize pbb->iterators.
24699 Call add_conditions_to_domain.
24702 (index_outermost_in_loop): New.
24703 (index_pbb_in_loop): New.
24704 (outermost_pbb_in): New.
24705 (add_in_sequence): New.
24706 (add_outer_projection): New.
24707 (outer_projection_mupa): New.
24708 (add_loop_schedule): New.
24709 (build_schedule_pbb): New.
24710 (build_schedule_loop): New.
24711 (embed_in_surrounding_loops): New.
24712 (build_schedule_loop_nest): New.
24713 (build_original_schedule): New.
24714 (build_poly_scop): Call build_original_schedule.
24715 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
24716 (free_poly_dr): Remove.
24717 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
24718 (free_poly_bb): Remove.
24719 (debug_loop_vec): Remove.
24720 (print_isl_ast): Declare.
24721 (debug_isl_ast): Declare.
24722 (scop_do_interchange): Remove.
24723 (scop_do_strip_mine): Remove.
24724 (scop_do_block): Remove.
24725 (flatten_all_loops): Remove.
24726 (optimize_isl): Remove.
24727 (pbb_number_of_iterations_at_time): Remove.
24728 (debug_scop_pbb): Declare.
24729 (print_schedule_ast): Declare.
24730 (debug_schedule_ast): Declare.
24731 (struct scop): Remove schedule. Add original_schedule,
24732 transformed_schedule.
24733 (free_gimple_poly_bb): Remove.
24734 (print_generated_program): Remove.
24735 (debug_generated_program): Remove.
24736 (unify_scattering_dimensions): Remove.
24737 * sese.c (print_edge): ... here.
24738 (print_sese): ... here.
24739 (debug_edge): ... here.
24740 (debug_sese): ... here.
24741 * sese.h (print_edge): Declare.
24742 (print_sese): Declare.
24743 (dump_edge): Declare.
24744 (dump_sese): Declare.
24746 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
24747 Sebastian Pop <s.pop@samsung.com>
24749 * Makefile.in: Set ISLVER in site.exp.
24751 2016-01-25 Jakub Jelinek <jakub@redhat.com>
24753 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
24754 DECL_VALUE_EXPR of new_var even for the non-array case. Look
24755 through DECL_VALUE_EXPR for expansion.
24757 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
24759 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
24760 the frame info after reload completed.
24762 2016-01-25 Jeff Law <law@redhat.com>
24764 PR tree-optimization/69196
24765 PR tree-optimization/68398
24766 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
24767 tree-ssa-threadupdate.c.
24768 (determine_bb_domination_status): Prototype
24769 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
24770 (determine_bb_domination_status): No longer static.
24771 (valid_jump_thread_path): Remove code to detect characteristics
24772 of the jump thread path not associated with correctness.
24773 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
24774 Correct test for thread path length. Count PHIs for real operands as
24775 statements that need to be copied. Do not count ASSERT_EXPRs.
24776 Look at all the blocks in the thread path. Compute and selectively
24777 filter thread paths based on threading through the latch, threading
24778 a multiway branch or crossing a multiway branch.
24780 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24782 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
24783 decl with __attribute__ ((unused)) annotation.
24785 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
24788 * tree-vect-stmts.c (vectorizable_condition): Check vectype
24789 of operands is compatible with a statement vectype.
24791 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
24793 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
24794 improve wording for mixed storage order support.
24796 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
24798 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
24799 (vcvt_u64_f64): Likewise.
24800 (vcvta_s64_f64): Likewise.
24801 (vcvta_u64_f64): Likewise.
24802 (vcvtm_s64_f64): Likewise.
24803 (vcvtm_u64_f64): Likewise.
24804 (vcvtn_s64_f64): Likewise.
24805 (vcvtn_u64_f64): Likewise.
24806 (vcvtp_s64_f64): Likewise.
24807 (vcvtp_u64_f64): Likewise.
24809 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
24811 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
24812 (arc_init): Check validity mll64 option.
24813 (arc_save_restore): Use double load/store instruction.
24814 (arc_expand_movmem): Likewise.
24815 (arc_split_move): Don't split if we have double load/store
24816 instructions. Returns a boolean.
24817 (arc_process_double_reg_moves): Change function to return boolean
24818 instead of a sequence of instructions.
24819 (arc_dwarf_register_span): New function.
24820 * config/arc/arc-protos.h (arc_split_move): Change prototype.
24821 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
24822 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
24823 (*movdf_insn): Likewise.
24824 * config/arc/arc.opt (mll64): New option.
24825 * config/arc/predicates.md (even_register_operand): New predicate.
24826 * doc/invoke.texi (ARC Options): Add mll64 documentation.
24828 2016-01-25 Richard Biener <rguenther@suse.de>
24831 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
24832 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
24834 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
24836 2016-01-25 Richard Biener <rguenther@suse.de>
24838 PR tree-optimization/69376
24839 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
24841 (VN_INFO_ANTI_RANGE_P): New inline.
24842 (VN_INFO_RANGE_TYPE): Likewise.
24843 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
24844 SSA_NAME_ANTI_RANGE_P.
24845 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
24846 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
24847 Properly query VN_INFO_RANGE_TYPE.
24849 2016-01-25 Nick Clifton <nickc@redhat.com>
24852 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
24854 2016-01-23 Tom de Vries <tom@codesourcery.com>
24856 PR tree-optimization/69426
24857 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
24860 2016-01-23 Jakub Jelinek <jakub@redhat.com>
24862 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
24863 "the the" with "the" in the comments.
24864 * ipa-devirt.c (build_type_inheritance_graph,
24865 update_type_inheritance_graph): Likewise.
24866 * tree.c (build_function_type_list_1): Likewise.
24867 * cfgloopmanip.c (scale_loop_profile): Likewise.
24868 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
24869 * gimple-ssa-split-paths.c
24870 (find_block_to_duplicate_for_splitting_paths): Likewise.
24871 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
24872 * expr.c (convert_move): Likewise.
24873 * var-tracking.c (vt_stack_adjustments): Likewise.
24874 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
24875 * tree-vrp.c (test_for_singularity): Likewise.
24877 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
24878 directly instead of building a temporary tree.
24881 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
24882 remove <algorithm> include.
24884 2016-01-22 Jakub Jelinek <jakub@redhat.com>
24887 * config/i386/i386.c: Include dojump.h.
24888 (expand_small_movmem_or_setmem,
24889 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
24891 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
24892 if dynamic_check != -1.
24894 2016-01-21 Jeff Law <law@redhat.com>
24896 PR middle-end/69347
24897 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
24898 record_temporary_equivalences. Rewritten to avoid unnecessary calls
24899 into dominated_by_p.
24900 (cprop_into_successor_phis): Avoid unnecessary tests.
24902 2016-01-22 Richard Henderson <rth@redhat.com>
24905 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
24906 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
24908 2016-01-22 Michael Matz <matz@suse.de>
24910 * system.h (string, algorithm): Include only conditionally.
24911 (new): Include always under C++.
24912 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
24913 * final.c (toplevel): Ditto.
24914 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
24915 * genconditions.c (write_header): Make gencondmd.c define
24917 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
24919 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
24920 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
24922 2016-01-22 Christian Bruel <christian.bruel@st.com>
24925 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
24927 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24930 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
24931 define_insn_and_split. Ensure operands[1] and operands[0] do not
24932 get assigned the same register.
24934 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
24936 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
24938 2016-01-22 Christian Bruel <christian.bruel@st.com>
24940 * config/arm/arm-c.c (arm_pragma_target_parse):
24941 Remove warn_builtin_macro_redefined overwrite.
24943 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
24945 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
24946 flag_non_call_exceptions compatibility.
24948 2016-01-22 Jakub Jelinek <jakub@redhat.com>
24951 * dwarf2out.c (add_child_die_after): New function.
24952 (dwarf_qual_info_t): New type.
24953 (dwarf_qual_info): New variable.
24954 (qualified_die_p): New function.
24955 (modified_type_die): For -fdebug-types-section, ensure
24956 canonical order of qualifiers. Put qualified DIEs adjacent
24957 to the corresponding non-qualified type DIE and search there
24958 for existing qualified DIEs.
24960 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
24962 * doc/extend.texi (scalar_storage_order type attribute): Document
24963 restriction on type punning and aliasing, and remove future tense.
24965 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
24968 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
24971 2016-01-21 Jeff Law <law@redhat.com>
24973 PR middle-end/69347
24974 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
24975 useless call to record_temporary_equivalences.
24976 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
24977 allocate 10 slots in the bb_path vector and let it grow as needed.
24978 (fsm_find_control_statement_thread_paths): Similarly for the next_path
24981 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
24983 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
24985 * configure: Regenerate.
24987 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
24989 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
24990 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
24992 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
24994 PR middle-end/66178
24995 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
24996 drop EXPAND_INITIALIZER.
24997 * rtl.h (contains_symbolic_reference_p): Declare.
24998 * rtlanal.c (contains_symbolic_reference_p): New function.
24999 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
25000 a subtraction into a NOT if symbolic constants are involved.
25002 2016-01-21 Anton Blanchard <anton@samba.org>
25003 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25006 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
25008 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
25011 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
25013 * config/microblaze/microblaze.c
25014 (get_branch_target): New.
25015 (insert_wic_for_ilb_runout): New.
25017 (microblaze_machine_dependent_reorg): New.
25018 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
25019 * config/microblaze/microblaze.md
25020 (UNSPEC_IPREFETCH): Define.
25021 (iprefetch): New pattern
25022 * config/microblaze/microblaze.opt
25023 (mxl-prefetch): New flag.
25025 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
25027 * config/microblaze/microblaze.h
25028 (FIXED_REGISTERS): Update in macro.
25029 (CALL_USED_REGISTERS): Update in macro.
25031 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
25033 PR rtl-optimization/68920
25034 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
25037 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
25039 PR rtl-optimization/68990
25040 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
25041 pseudo instead of inheritance ones.
25043 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
25044 Nick Clifton <nickc@redhat.com>
25048 * config/mips/mips.c (mips_compute_frame_info): Initialise
25049 args_size and hard_frame_pointer_offset fields of the frame
25050 structure before calling mips_global_pointer.
25052 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
25054 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
25056 * configure: Regenerate.
25058 2016-01-21 Richard Biener <rguenther@suse.de>
25060 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
25062 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
25064 * config/s390/s390.c (s390_asm_declare_function_size): Add code
25065 to actually emit the .size directive.
25067 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
25068 Jakub Jelinek <jakub@redhat.com>
25072 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
25073 args array size by one to avoid buffer overflow.
25075 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
25077 * config/s390/s390.md (pool_section_start): Use switch_to_section
25078 to select proper read-only data section instead of hardcoding
25080 (pool_section_end): Use switch_to_section to match the above.
25082 2016-01-21 Richard Biener <rguenther@suse.de>
25084 PR tree-optimization/69378
25085 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
25086 (set_ssa_val_to): Use it for dominance checks taking into
25087 account not executable edges.
25089 2016-01-21 Jakub Jelinek <jakub@redhat.com>
25092 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
25093 for bitsize instead of GET_MODE_PRECISION (mode).
25095 2016-01-20 Martin Sebor <msebor@redhat.com>
25098 * extend.texi (__sync Builtins): Clarify the semantics of
25099 __sync_fetch_and_OP built-ins on pointers.
25100 (__atomic Builtins): Same.
25102 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25103 Sebastian Pop <s.pop@samsung.com>
25105 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
25106 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
25107 (is_valid_rename): Same.
25108 (translate_isl_ast_to_gimple::get_rename): Same.
25109 (translate_isl_ast_to_gimple::rename_all_uses): Same.
25110 (translate_isl_ast_to_gimple::rename_uses): Same.
25111 (get_new_name): Check for close_phi nodes.
25112 (copy_loop_phi_args): Use phi_node_kind.
25113 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
25114 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
25116 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25117 Sebastian Pop <s.pop@samsung.com>
25119 Revert commit r229783.
25120 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
25121 Remove use of parameter_rename_map.
25122 (copy_def): Remove.
25123 (copy_internal_parameters): Remove.
25124 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
25125 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
25126 (free_sese_info): Do not free parameter_rename_map.
25127 (set_rename): Do not use parameter_rename_map.
25128 (rename_uses): Update call to set_rename.
25129 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
25130 * sese.h (parameter_rename_map_t): Remove.
25131 (struct sese_info_t): Remove field parameter_rename_map.
25133 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25134 Sebastian Pop <s.pop@samsung.com>
25136 * graphite-isl-ast-to-gimple.c: Fix comment.
25137 * graphite-scop-detection.c (defined_in_loop_p): New.
25138 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
25139 names defined in loop.
25141 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25142 Sebastian Pop <s.pop@samsung.com>
25144 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
25145 Discard unstructured if-then-else regions.
25147 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25148 Sebastian Pop <s.pop@samsung.com>
25150 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
25151 (cleanup_loop_iter_dom): Remove.
25152 (build_loop_iteration_domains): Remove.
25153 (build_scop_context): Remove.
25154 (build_scop_iteration_domain): Remove.
25155 (add_loop_constraints): New.
25156 (build_iteration_domains): New.
25157 (build_poly_scop): Call build_iteration_domains.
25159 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25160 Sebastian Pop <s.pop@samsung.com>
25162 * graphite-scop-detection.c
25163 (scop_detection::harmful_loop_in_region): Free dom and loops.
25164 (scop_detection::loop_body_is_valid_scop): Free bbs.
25166 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25167 Sebastian Pop <s.pop@samsung.com>
25169 * graphite-scop-detection.c (record_loop_in_sese): New.
25170 (gather_bbs::before_dom_children): Call record_loop_in_sese.
25171 (build_scops): Remove call to build_sese_loop_nests.
25172 * sese.c (sese_record_loop): Remove.
25173 (build_sese_loop_nests): Remove.
25174 (new_sese_info): Remove region->loops.
25175 (free_sese_info): Same.
25176 * sese.h (sese_contains_loop): Same.
25177 (build_sese_loop_nests): Remove.
25178 (sese_contains_loop): Remove.
25180 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25181 Sebastian Pop <s.pop@samsung.com>
25183 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
25184 loop_is_valid_in_scop.
25185 (scop_detection::harmful_stmt_in_region): Renamed
25186 harmful_loop_in_region.
25187 Call loop_is_valid_in_scop.
25189 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25190 Sebastian Pop <s.pop@samsung.com>
25192 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
25195 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25196 Sebastian Pop <s.pop@samsung.com>
25198 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
25199 * graphite.h (struct poly_bb): Remove field is_reduction.
25200 (PBB_IS_REDUCTION): Remove.
25202 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25203 Sebastian Pop <s.pop@samsung.com>
25205 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
25206 (add_pdr_constraints): Same.
25207 (scop_get_reads): Same.
25208 (scop_get_must_writes): Same.
25209 (scop_get_may_writes): Same.
25210 (scop_get_original_schedule): Same.
25211 (extend_schedule): Same.
25212 (apply_schedule_on_deps): Same.
25213 (carries_deps): Same.
25214 (compute_deps): Same.
25215 (scop_get_dependences): Same.
25216 * graphite-isl-ast-to-gimple.c
25217 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
25218 * graphite-optimize-isl.c (get_schedule_for_band): Same.
25219 (get_schedule_for_band_list): Same.
25220 (get_schedule_map): Same.
25221 (apply_schedule_map_to_scop): Same.
25222 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
25223 (build_loop_iteration_domains): Same.
25224 (add_condition_to_pbb): Same.
25225 (add_param_constraints): Same.
25226 (pdr_add_memory_accesses): Same.
25227 (pdr_add_data_dimensions): Same.
25229 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
25231 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
25234 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
25236 * common.opt (feliminate-dwarf2-dups): Replace references to
25237 "DWARF 2" with just "DWARF".
25238 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
25239 * doc/extend.texi: Likewise.
25240 * doc/cpp.texi: Likewise.
25241 * doc/invoke.texi: Likewise.
25242 (Option Summary): Add -gdwarf to list of Debugging Options.
25243 (Debugging Options): Document -gdwarf.
25244 * doc/contrib.texi: Spell "DWARF" like that.
25246 2016-01-21 Jakub Jelinek <jakub@redhat.com>
25248 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
25249 warning. Fix up formatting.
25251 PR middle-end/67653
25252 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
25253 attempt to mark memory input operand addressable and
25254 call prepare_gimple_addressable in that case. Don't adjust
25255 input_location for diagnostics, use error_at instead.
25257 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
25259 * config/rs6000/ppc-auxv.h: New file.
25260 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
25261 (cpu_is): Likewise.
25262 (cpu_supports): Likewise.
25263 * config/rs6000/rs6000.c: include "ppc-auxv.h".
25264 (cpu_is_info): New variable.
25265 (cpu_supports_info): Likewise.
25266 (tcb_verification_symbol): Likewise.
25267 (cpu_builtin_p): Likewise.
25268 (cpu_expand_builtin): New function.
25269 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
25270 (rs6000_init_builtins): Likewise.
25271 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
25272 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
25273 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
25274 * configure: Regenerate.
25275 * config.in: Likewise.
25276 * doc/extend.texi (PowerPC Built-in Functions): Document
25277 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
25279 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
25282 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
25284 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
25287 2016-01-20 Richard Henderson <rth@redhat.com>
25293 * tree.c (tm_define_builtin): New.
25294 (find_tm_vector_type): New.
25295 (build_tm_vector_builtins): New.
25296 (build_common_builtin_nodes): Call it.
25298 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
25300 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
25301 (arm_fp_ok): Likewise.
25302 (arm_fp): Likewise.
25303 (arm_crypto): Likewise.
25305 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
25306 Richard Biener <rguenther@suse.de>
25308 PR tree-optimization/69328
25309 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
25310 vectors have same number of elements.
25311 (vectorizable_condition): Fix masked version recognition.
25313 2016-01-20 Richard Biener <rguenther@suse.de>
25315 PR tree-optimization/69345
25316 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
25317 (VN_INFO_PTR_INFO): Likewise.
25318 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
25319 info when it is equal between non-dominating SSA names.
25320 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
25321 Make sure to look at original SSA infos.
25323 2016-01-20 Jeff Law <law@redhat.com>
25326 * config/m68k/predicates.md (pow2_m1_operand): New predicate
25328 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
25329 (pc_or_label_operand): New predicate.
25330 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
25331 tests for small integers that are 2^n - 1.
25333 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
25335 * doc/invoke.texi (Options Summary): Add '.' after @xref.
25337 2016-01-19 Jeff Law <law@redhat.com>
25339 PR middle-end/69347
25340 * tree-ssa-threadbackwards.c
25341 (fsm_find_control_statement_thread_paths): Do not try to lookup
25342 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
25344 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
25346 * doc/lto.texi: Remove text that says only Gold has linker plugin
25349 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
25351 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
25352 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
25353 the DIE accordingly.
25354 (modified_type_die): Add REVERSE parameter and pass it recursively,
25355 as well as to base_type_die. Adjust presence check accordingly.
25356 (base_type_for_mode): Adjust call to modified_type_die.
25357 (add_type_attribute): Add REVERSE parameter and pass it to
25359 (generic_parameter_die): Adjust call to add_type_attribute.
25360 (add_scalar_info): Likewise.
25361 (add_subscript_info): Likewise.
25362 (gen_array_type_die): Likewise.
25363 (gen_descr_array_type_die): Likewise.
25364 (gen_entry_point_die): Likewise.
25365 (gen_enumeration_type_die): Likewise.
25366 (gen_formal_parameter_die): Likewise.
25367 (gen_subprogram_die): Likewise.
25368 (gen_variable_die ): Likewise.
25369 (gen_const_die): Likewise.
25370 (gen_field_die): Likewise.
25371 (gen_pointer_type_die): Likewise.
25372 (gen_reference_type_die): Likewise.
25373 (gen_ptr_to_mbr_type_die): Likewise.
25374 (gen_inheritance_die): Likewise.
25375 (gen_subroutine_type_die): Likewise.
25376 (gen_typedef_die): Likewise.
25377 (force_type_die): Adjust call to modified_type_die.
25379 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
25381 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
25382 flow throughout the file. Fix broken link to Objective-C 2.0
25384 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
25387 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
25389 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
25391 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25394 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
25395 (maybe_record_node): Record cxa_pure_virtual as the only possible
25396 target if there are not ohter candidates.
25397 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
25399 2016-01-19 Richard Biener <rguenther@suse.de>
25401 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
25402 (get_memory_order): Likewise.
25404 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
25406 * tree-vect-stmts.c (vectorizable_store): Check
25409 2016-01-19 David Malcolm <dmalcolm@redhat.com>
25412 * gcc.c (driver::decode_argv): Add call to
25413 init_opts_obstack before init_options_struct.
25414 * opts.c (init_opts_obstack): Remove idempotency.
25415 (init_options_struct): Replace call to init_opts_obstack
25416 with a gcc_assert to verify that it has already been called.
25417 * toplev.c (toplev::main): Add call to init_opts_obstack before
25418 calls to init_options_struct.
25419 (toplev::finalize): Move cleanup of opts_obstack next to
25420 cleanup of save_decoded_options, clearing the latter, and
25421 save_decoded_options_count.
25423 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25426 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
25427 attribute to unconditional. Remove %? from output template.
25429 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
25430 Jiong Wang <jiong.wang@arm.com>
25432 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
25433 generated from different expand order.
25435 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
25437 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
25438 Add support for CCMP costing.
25440 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
25442 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
25443 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
25444 (fccmpe<mode>): Likewise.
25445 (fcmp): Rename to fcmp and globalize pattern.
25447 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
25448 (aarch64_gen_ccmp_next): Add FP support.
25450 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
25452 * target.def (gen_ccmp_first): Update documentation.
25453 (gen_ccmp_next): Likewise.
25454 * doc/tm.texi (gen_ccmp_first): Update documentation.
25455 (gen_ccmp_next): Likewise.
25456 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
25457 expand_ccmp_expr_1. Improve comments.
25458 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
25459 (ccmp_ior<mode>): Remove pattern.
25460 (cmp<mode>): Remove expand.
25461 (cmp): Globalize pattern.
25462 (cstorecc4): Use cc_register.
25463 (mov<mode>cc): Remove ccmp_cc_register check.
25464 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
25465 Simplify after removal of CC_DNE/* modes.
25466 (aarch64_ccmp_mode_to_code): Remove.
25467 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
25468 In 'k' case use integer as condition.
25469 (aarch64_nzcv_codes): Remove inverted cases.
25470 (aarch64_code_to_ccmode): Remove.
25471 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
25472 comparison with CC register to be used in folowing CCMP/branch/CSEL.
25473 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
25474 pattern. Return the comparison with CC register. Invert conditions
25475 when bitcode is OR.
25476 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
25477 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
25479 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25481 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
25482 instrumented_version.
25484 2016-01-19 Richard Biener <rguenther@suse.de>
25486 PR tree-optimization/69336
25487 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
25488 handled components with get_ref_base_and_extent.
25489 (equal_mem_array_ref_p): Adjust.
25491 2016-01-19 Jakub Jelinek <jakub@redhat.com>
25494 * shrink-wrap.c: Include valtrack.h.
25495 (move_insn_for_shrink_wrap): Add DEBUG argument. If
25496 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
25497 in between insn and where it will be moved to. Call
25498 dead_debug_insert_temp.
25499 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
25500 first and dead_debug_local_finish at the end.
25501 For uses and defs bitmap, handle all regs in between REGNO and
25502 END_REGNO, not just the first one.
25504 2016-01-19 Richard Biener <rguenther@suse.de>
25506 PR tree-optimization/69352
25507 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
25508 (equal_mem_array_ref_p): Constrain size and max size properly.
25509 Compare the reverse flag.
25511 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
25513 * ira.c (ira): Update regstat data if we deleted insns.
25515 2016-01-19 Jakub Jelinek <jakub@redhat.com>
25517 PR rtl-optimization/68955
25518 PR rtl-optimization/64557
25519 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
25520 here. Fix up formatting.
25521 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
25523 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25526 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
25527 assume that the node has body.
25528 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
25531 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25533 * lto-streamer-out.c (lto_output): Do not stream instrumentation
25536 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25538 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
25539 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
25541 2016-01-19 Martin Jambor <mjambor@suse.cz>
25542 Martin Liska <mliska@suse.cz>
25543 Michael Matz <matz@suse.de>
25545 * Makefile.in (OBJS): Add new source files.
25546 (GTFILES): Add hsa.c.
25547 * common.opt (disable_hsa): New variable.
25548 (-Whsa): New warning.
25549 * config.in (ENABLE_HSA): New.
25550 * configure.ac: Treat hsa differently from other accelerators.
25551 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
25552 $enable_offloading.
25553 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
25554 * doc/install.texi (Configuration): Document --with-hsa-runtime,
25555 --with-hsa-runtime-include, --with-hsa-runtime-lib and
25556 --with-hsa-kmt-lib.
25557 * doc/invoke.texi (-Whsa): Document.
25558 (hsa-gen-debug-stores): Likewise.
25559 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
25560 to invoke offload compiler for hsa acclerator.
25561 * opts.c (common_handle_option): Determine whether HSA offloading
25562 should be performed.
25563 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
25564 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
25565 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
25566 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
25567 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
25568 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
25569 GF_OMP_FOR_KIND_GRID_LOOP.
25570 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
25571 (pp_gimple_stmt_1): Likewise.
25572 * gimple-walk.c (walk_gimple_stmt): Likewise.
25573 * gimple.c (gimple_build_omp_grid_body): New function.
25574 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
25575 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
25576 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
25577 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
25578 GF_OMP_TEAMS_GRID_PHONY.
25579 (gimple_statement_omp_single_layout): Updated comments.
25580 (gimple_build_omp_grid_body): New function.
25581 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
25582 (gimple_omp_for_grid_phony): New function.
25583 (gimple_omp_for_set_grid_phony): Likewise.
25584 (gimple_omp_parallel_grid_phony): Likewise.
25585 (gimple_omp_parallel_set_grid_phony): Likewise.
25586 (gimple_omp_teams_grid_phony): Likewise.
25587 (gimple_omp_teams_set_grid_phony): Likewise.
25588 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
25589 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
25590 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
25591 (BUILT_IN_GOMP_TARGET): Updated type.
25592 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
25593 (adjust_for_condition): New function.
25594 (get_omp_for_step_from_incr): Likewise.
25595 (extract_omp_for_data): Moved parts to adjust_for_condition and
25596 get_omp_for_step_from_incr.
25597 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
25598 (fixup_child_record_type): Bail out if receiver_decl is NULL.
25599 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
25600 (scan_omp_parallel): Do not create child functions for phony
25602 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
25603 (scan_omp_1_op): Checking assert we are not remapping to
25604 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
25605 (parallel_needs_hsa_kernel_p): New function.
25606 (expand_parallel_call): Register apprpriate parallel child
25607 functions as HSA kernels.
25608 (grid_launch_attributes_trees): New type.
25609 (grid_attr_trees): New variable.
25610 (grid_create_kernel_launch_attr_types): New function.
25611 (grid_insert_store_range_dim): Likewise.
25612 (grid_get_kernel_launch_attributes): Likewise.
25613 (get_target_argument_identifier_1): Likewise.
25614 (get_target_argument_identifier): Likewise.
25615 (get_target_argument_value): Likewise.
25616 (push_target_argument_according_to_value): Likewise.
25617 (get_target_arguments): Likewise.
25618 (expand_omp_target): Call get_target_arguments instead of looking
25619 up for teams and thread limit.
25620 (grid_expand_omp_for_loop): New function.
25621 (grid_arg_decl_map): New type.
25622 (grid_remap_kernel_arg_accesses): New function.
25623 (grid_expand_target_kernel_body): New function.
25624 (expand_omp): Call it.
25625 (lower_omp_for): Do not emit phony constructs.
25626 (lower_omp_taskreg): Do not emit phony constructs but create for them
25627 a temporary variable receiver_decl.
25628 (lower_omp_taskreg): Do not emit phony constructs.
25629 (lower_omp_teams): Likewise.
25630 (lower_omp_grid_body): New function.
25631 (lower_omp_1): Call it.
25632 (grid_reg_assignment_to_local_var_p): New function.
25633 (grid_seq_only_contains_local_assignments): Likewise.
25634 (grid_find_single_omp_among_assignments_1): Likewise.
25635 (grid_find_single_omp_among_assignments): Likewise.
25636 (grid_find_ungridifiable_statement): Likewise.
25637 (grid_target_follows_gridifiable_pattern): Likewise.
25638 (grid_remap_prebody_decls): Likewise.
25639 (grid_copy_leading_local_assignments): Likewise.
25640 (grid_process_kernel_body_copy): Likewise.
25641 (grid_attempt_target_gridification): Likewise.
25642 (grid_gridify_all_targets_stmt): Likewise.
25643 (grid_gridify_all_targets): Likewise.
25644 (execute_lower_omp): Call grid_gridify_all_targets.
25645 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
25646 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
25647 (tree_omp_clause): Added union field dimension.
25648 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
25649 * tree.c (omp_clause_num_ops): Added number of arguments of
25650 OMP_CLAUSE__GRIDDIM_.
25651 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
25652 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
25653 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
25654 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
25655 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
25656 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
25657 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
25658 * tree-pass.h (make_pass_gen_hsail): Declare.
25659 (make_pass_ipa_hsa): Likewise.
25660 * ipa-hsa.c: New file.
25661 * lto-section-in.c (lto_section_name): Add hsa section name.
25662 * lto-streamer.h (lto_section_type): Add hsa section.
25663 * timevar.def (TV_IPA_HSA): New.
25664 * hsa-brig-format.h: New file.
25665 * hsa-brig.c: New file.
25666 * hsa-dump.c: Likewise.
25667 * hsa-gen.c: Likewise.
25670 * toplev.c (compile_file): Call hsa_output_brig.
25671 * hsa-regalloc.c: New file.
25673 2016-01-18 Jeff Law <law@redhat.com>
25675 PR tree-optimization/69320
25676 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
25677 ranged object, do nothing if the RHS constant is not [0..1].
25678 (optimize_stmt): Comparing a boolean ranged object against a
25679 constant outside [0..1] results in a compile-time constant.
25681 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
25684 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
25686 * doc/invoke.texi (Invoking GCC): Add new section to menu.
25687 (Option Summary): Update to reflect new section and moved options.
25688 (C++ Dialect Options): Move -fstats to new section.
25689 (Debugging Options): Move all dump, statistics, and other GCC
25690 developer options to new section. Rewrite section introduction
25691 and re-order remaining options to put the more basic ones first.
25692 (Optimization Options): Move -fira-verbose and -flto-report* to
25694 (Developer Options): New section incorporating moved options.
25695 * doc/cppopts.texi (-dM): Update cross-reference.
25697 2016-01-18 Richard Henderson <rth@redhat.com>
25700 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
25701 operands to pseudo only if CSE is expected. Split long immediate
25702 operands only after reload, and for the stack pointer.
25703 (*add<GPI>3_pluslong): Remove.
25704 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
25705 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
25706 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
25707 (*add<GPI>3 peepholes): New.
25708 (*add<GPI>3 splitters): New.
25709 * config/aarch64/constraints.md (Upl): New.
25710 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
25712 2016-01-18 Richard Biener <rguenther@suse.de>
25714 PR tree-optimization/69297
25715 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
25717 (vect_bb_vectorization_profitable_p): Clear visited flag again.
25719 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
25721 PR middle-end/68542
25722 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
25723 of mixind vector and scalar types.
25724 (fold_relational_const): Add handling of vector
25725 comparison with boolean result.
25726 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
25727 comparison of vector operands with boolean result for EQ/NE only.
25728 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
25729 (verify_gimple_cond): Likewise.
25730 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
25733 2016-01-18 Joseph Myers <joseph@codesourcery.com>
25735 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
25738 2016-01-18 Richard Biener <rguenther@suse.de>
25740 PR middle-end/69308
25741 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
25743 2016-01-18 Tom de Vries <tom@codesourcery.com>
25745 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
25747 2016-01-18 Tom de Vries <tom@codesourcery.com>
25749 * omp-low.c (set_oacc_fn_attrib): Make extern.
25750 * omp-low.h (set_oacc_fn_attrib): Declare.
25751 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
25752 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
25753 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
25754 Add and handle function parameter oacc_kernels_p.
25755 (find_reduc_addr, get_omp_data_i_param): New function.
25756 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
25757 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
25758 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
25759 Calculate dominance info. Skip loops that are not in a kernels region
25760 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
25761 (pass_parallelize_loops::execute): Call parallelize_loops with
25762 oacc_kernels_p argument.
25763 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
25764 New member function.
25765 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
25766 * passes.def: Add argument to pass_parallelize_loops instantation.
25768 2016-01-18 Tom de Vries <tom@codesourcery.com>
25770 * tree-parloops.c (pass_parallelize_loops::execute): Allow
25771 pass_parallelize_loops to be run outside the loop pipeline.
25773 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
25775 * tree-scalar-evolution.c (follow_copies_to_constant): New.
25776 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
25778 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
25781 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
25782 using get_ref_base_and_extent.
25783 (equal_mem_array_ref_p): New.
25784 (hashable_expr_equal_p): Add call to previous.
25786 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
25789 * tree-sra.c (disqualified_constants, constant_decl_p): New.
25790 (sra_initialize): Allocate disqualified_constants.
25791 (sra_deinitialize): Free disqualified_constants.
25792 (disqualify_candidate): Update disqualified_constants when appropriate.
25793 (create_access): Scan for constant-pool entries as we go along.
25794 (scalarizable_type_p): Add check against type_contains_placeholder_p.
25795 (maybe_add_sra_candidate): Allow constant-pool entries.
25796 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
25797 (initialize_constant_pool_replacements): New.
25798 (sra_modify_assign): Avoid mangling assignments created by previous,
25799 and don't generate writes into constant pool.
25800 (sra_modify_function_body): Call initialize_constant_pool_replacements.
25802 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
25804 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
25805 andnot instruction.
25806 (scalar_chain::convert_op): Likewise.
25807 * config/i386/i386.md (*andndi3_doubleword): New.
25809 2016-01-18 Richard Biener <rguenther@suse.de>
25811 PR tree-optimization/69170
25812 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
25813 building a vector from scalar results of a pattern stmt.
25815 2016-01-18 Jakub Jelinek <jakub@redhat.com>
25817 * haifa-sched.c (autopref_multipass_init): Work around
25818 -Wmaybe-uninitialized warning.
25820 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
25822 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
25823 against the constant 0.
25825 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25827 PR tree-optimization/68799
25828 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
25829 look up phi candidates in the statement-candidate map.
25830 (phi_add_costs): Likewise.
25831 (record_phi_increments): Likewise.
25832 (phi_incr_cost): Likewise.
25833 (ncd_with_phi): Likewise.
25834 (all_phi_incrs_profitable): Likewise.
25836 2016-01-17 Jakub Jelinek <jakub@redhat.com>
25838 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
25839 -Wmaybe-uninitialized warning.
25841 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
25843 * doc/invoke.texi (Invoking GCC): Add new section to menu.
25844 (Option Summary): Update to reflect new section and moved options.
25845 (C++ Dialect Options): Move -fvtable-verify and related options.
25846 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
25847 and profiling-related options.
25848 (Optimization Options): Move profile generation options and
25849 -fstack-protector and related options.
25850 (Instrumentation Options): New section incorporating moved options.
25851 (Code Generation Options): Move -finstrument-functions and
25852 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
25854 2016-01-16 Tom de Vries <tom@codesourcery.com>
25856 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
25858 2016-01-16 Tom de Vries <tom@codesourcery.com>
25860 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
25862 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
25864 * hash-table.h (hash_table::empty): Turn into an inline wrapper
25865 that checks whether the table is already empty. Rename the
25866 original implementation to...
25867 (hash_table::empty_slot): ...this new private function.
25869 2016-01-15 David Malcolm <dmalcolm@redhat.com>
25871 PR diagnostic/68899
25872 * diagnostic-show-locus.c (layout::print_source_line): Move x
25873 offset of line until after call to
25874 get_line_width_without_trailing_whitespace.
25876 2016-01-15 Jeff Law <law@redhat.com>
25878 PR tree-optimization/69270
25879 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
25880 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
25881 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
25882 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
25883 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
25884 ssa_name_has_boolean_range and constant_boolean_node.
25886 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
25888 PR rtl-optimization/69030
25889 * lra-spills.c (remove_pseudos): Check nrefs and make the function
25891 (spill_pseudos): Delete debug insn for dead pseudo.
25892 (lra_spill): Initiate spill_hard_reg and slots memory separately.
25894 2016-01-15 Jiong Wang <jiong.wang@arm.com>
25896 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
25898 (TYPES_UNOPUS): Likewise.
25899 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
25900 builtin type, from UNOP to UNOPUS.
25901 (lbtruncuv4sf): Likewise.
25902 (lbtruncuv2df): Likewise.
25903 (lrounduv2sf): Likewise.
25904 (lrounduv4sf): Likewise.
25905 (lrounduv2df): Likewise.
25906 (lroundusf): Likewise.
25907 (lroundusf): Likewise.
25908 (lceiluv2sf): Likewise.
25909 (lceiluv4sf): Likewise.
25910 (lceiluv2df): Likewise.
25911 (lceilusf): Likewise.
25912 (lceiludf): Likewise.
25913 (lflooruv2sf): Likewise.
25914 (lflooruv4sf): Likewise.
25915 (lflooruv2df): Likewise.
25916 (lfloorusf): Likewise.
25917 (lfloorudf): Likewise.
25918 (lfrintnuv2sf): Likewise.
25919 (lfrintnuv4sf): Likewise.
25920 (lfrintnuv2df): Likewise.
25921 (lfrintnusf): Likewise.
25922 (lfrintnudf): Likewise.
25923 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
25925 (vcvtq_u32_f32): Likewise.
25926 (vcvtq_u64_f64): Likewise.
25927 (vcvta_u32_f32): Likewise.
25928 (vcvtaq_u32_f32): Likewise.
25929 (vcvtaq_u64_f64): Likewise.
25930 (vcvtm_u32_f32): Likewise.
25931 (vcvtmq_u32_f32): Likewise.
25932 (vcvtmq_u64_f64): Likewise.
25933 (vcvtn_u32_f32): Likwise.
25934 (vcvtnq_u32_f32): Likewise.
25935 (vcvtnq_u64_f64): Likewise.
25936 (vcvtp_u32_f32): Likewise.
25937 (vcvtpq_u32_f32): Likewise.
25938 (vcvtpq_u64_f64): Likewise.
25939 (vcvtmd_u64_f64): Likewise.
25940 (vcvtms_u32_f32): Likewise.
25941 (vcvtad_u64_f64): Likewise.
25942 (vcvtas_u32_f32): Likewise.
25943 (vcvtnd_u64_f64): Likewise.
25944 (vcvtns_u32_f32): Likewise.
25945 (vcvtpd_u64_f64): Likewise.
25946 (vcvtps_u32_f32): Likewise.
25948 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25950 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
25951 CSEL of zero_extended registers.
25953 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25955 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
25956 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
25958 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25960 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
25961 false when argument string is not found in the attributes table
25964 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
25967 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
25968 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
25969 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
25970 precision estimate.
25972 2016-01-15 Richard Biener <rguenther@suse.de>
25974 PR tree-optimization/66856
25975 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
25976 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
25977 (vect_create_new_slp_node): Increment stmt reference count.
25978 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
25979 an SLP tree before swapping operands.
25980 (vect_build_slp_tree): Likewise.
25981 (destroy_bb_vec_info): Free stmt info after SLP instances.
25982 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
25983 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
25984 (STMT_VINFO_NUM_SLP_USES): New macro.
25986 2016-01-15 Richard Biener <rguenther@suse.de>
25989 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
25990 (add_linkage_name): ... here.
25991 (gen_typedef_die): Use add_linkage_name_raw instead of
25992 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
25995 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
25997 * gimplify.c (oacc_default_clause): Decode reference and pointer
25998 types for both kernels and parallel regions.
26000 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
26002 PR middle-end/69246
26003 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
26005 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
26007 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
26008 (convert_scalars_to_vector): Likewise.
26010 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
26012 * doc/extend.texi (Type Traits): Fix grammar.
26014 2016-01-15 Martin Jambor <mjambor@suse.cz>
26016 * tree-inline.c (remap_decl): Use existing dclarations if
26017 remapping a type and prevent_decl_creation_for_types.
26018 (replace_locals_stmt): Do an initial remapping of non-VLA typed
26019 decls first. Do real remapping with
26020 prevent_decl_creation_for_types set.
26021 * tree-inline.h (copy_body_data): New field
26022 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
26025 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
26027 * config/s390/s390.opt (mmvcle): More verbose help text.
26029 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
26031 * config/s390/s390.opt: Add period to -mzvector option text.
26033 2016-01-15 Richard Biener <rguenther@suse.de>
26035 PR tree-optimization/68961
26036 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
26037 of invariants in stores again.
26039 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
26041 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
26043 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
26045 * config/i386/i386.c (ix86_expand_branch): Don't split
26046 DI mode xor instruction to SI mode.
26048 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
26051 * ipa-icf.c (sem_function::merge): Virtual functions may become
26052 reachable even if they address is not taken and there are no
26055 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
26057 * lto-streamer-out.c (subtract_estimated_size): New function.
26058 (get_symbol_initial_value): Use it.
26060 2016-01-15 Christian Bruel <christian.bruel@st.com>
26063 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
26064 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
26065 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
26066 use add_builtin_function_ext_scope instead of add_builtin_function.
26067 (neon_set_p, neon_crypto_set_p): Remove.
26068 (arm_init_builtins): Always call arm_init_neon_builtins and
26069 arm_init_crypto_builtins.
26070 (arm_expand_builtin): Check that builtins are allowed for the arch.
26071 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
26072 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
26073 arm_init_neon_builtins call.
26075 2016-01-15 Richard Biener <rguenther@suse.de>
26077 PR tree-optimization/69117
26078 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
26079 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
26080 of the leader conservatively.
26081 (free_scc_vn): Restore original SSA name infos.
26083 2016-01-14 Jeff Law <law@redhat.com>
26085 PR tree-optimization/69270
26086 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
26087 single bit of precision, verify it's also unsigned.
26088 (record_edge_info): Use constant_boolean_node rather than fold_convert
26089 to convert boolean_true/boolean_false to the right type.
26091 2016-01-14 Richard Henderson <rth@redhat.com>
26094 * loop-doloop.c (record_reg_sets): New.
26095 (doloop_optimize): Reject the transform if the sequence
26096 clobbers registers live at the end of the loop block.
26097 (doloop_optimize_loops): Enable df_live if needed.
26099 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
26101 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
26102 * config/rs6000/rs6000.c: Likewise.
26103 * config/rs6000/rs6000.h: Likewise.
26104 * config/rs6000/rs6000.md: Likewise.
26105 * doc/extend.texi: Likewsie.
26107 2016-01-14 Jeff Law <law@redhat.com>
26109 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
26112 2016-01-14 Richard Henderson <rth@redhat.com>
26116 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
26117 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
26118 instead of builtin_decl_declared_p to test for declaration.
26120 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
26122 * doc/loop.texi (Loop Analysis and Representation): Document
26123 loop_depth function.
26125 2016-01-14 Tom de Vries <tom@codesourcery.com>
26127 PR tree-optimization/68773
26128 * omp-low.c (expand_omp_target): Don't set force_output.
26129 * varpool.c (varpool_node::get_create): Same.
26130 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
26131 offload_funcs with force_output.
26133 2016-01-14 Jakub Jelinek <jakub@redhat.com>
26136 * lra-eliminations.c (move_plus_up): Don't change anything if either
26137 the outer or inner subreg mode is not MODE_INT.
26138 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
26139 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
26141 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
26143 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
26144 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
26145 reduc_uplus_@var{m}): Remove.
26146 * expr.c (expand_expr_real_2): Remove expansion path for
26147 reduc_[us](min|max|plus) optabs.
26148 * optabs-tree.c (scalar_reduc_to_vector): Remove.
26149 * optabs-tree.h (scalar_reduc_to_vector): Remove.
26150 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
26151 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
26152 * tree-vect-loop.c (vectorizable_reduction): Remove test for
26153 reduc_[us](min|max|plus) optabs.
26155 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
26157 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
26158 (reduc_plus_scal_v2sf): New.
26159 (reduc_smax_v2sf): Rename to...
26160 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
26161 (reduc_smin_v2sf): Rename to...
26162 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
26164 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
26166 * alias.c (compare_base_symbol_refs): New function.
26167 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
26170 2016-01-14 Jakub Jelinek <jakub@redhat.com>
26172 PR middle-end/68146
26173 PR tree-optimization/69155
26174 * tree-complex.c: Include cfganal.h.
26175 (phis_to_revisit): New variable.
26176 (extract_component): Add phiarg_p argument. Assert that returned
26177 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
26178 (update_phi_components): Partly rewrite to use loop over real/imag
26179 components instead of code duplication. If extract_component returns
26180 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
26181 create_tmp_reg into the PHI node instead, and mention the phi triplet
26182 in phis_to_revisit.
26183 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
26184 in phis_to_revisit at the end.
26186 2016-01-14 Richard Biener <rguenther@suse.de>
26188 PR tree-optimization/68060
26189 * tree-vect-loop.c (vect_is_simple_reduction): Check the
26190 outer loop reduction is only used in the inner loop before
26191 detecting a double reduction.
26193 2016-01-14 Jakub Jelinek <jakub@redhat.com>
26196 * combine.c (expand_field_assignment): Punt if compute_mode is
26197 unsupported scalar mode.
26199 2016-01-14 Richard Biener <rguenther@suse.de>
26201 PR tree-optimization/66856
26202 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
26203 SLP node only if it built successfully.
26204 (vect_analyze_slp_instance): Adjust.
26206 2016-01-14 Jeff Law <law@redhat.com>
26208 PR tree-optimization/69270
26209 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
26210 (record_edge_info): Use it. Convert boolean_{true,false}_node
26211 to the type of op0.
26213 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
26216 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
26217 use block_ultimate_origin
26218 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
26220 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
26222 * doc/invoke.texi (Submodel Options): Rename section to
26223 "Machine-Dependent Options" to better reflect its content.
26224 Rewrite introductory text to remove archaic CPU names.
26227 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
26229 * doc/invoke.texi (Code Gen Options): Move section up in file,
26230 before target-specific options. Update menu and option summary
26231 to reflect the new section ordering.
26233 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
26235 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
26236 (C++ Dialect Options): Add cross-reference to -std option.
26237 * doc/standards.texi (C++ Language): Document C++14 support.
26239 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
26241 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
26242 for pack/unpack functions for __ibm128.
26243 (PACK_IF): Likewise.
26244 (UNPACK_IF): Likewise.
26246 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
26247 support for __ibm128 pack/unpack functions.
26248 (rs6000_invalid_builtin): Likewise.
26249 (rs6000_init_builtins): Likewise.
26250 (rs6000_opt_masks): Likewise.
26252 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
26253 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
26255 (RS6000_BTM_COMMON): Likewise.
26257 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
26258 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
26259 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
26260 128-bit floating point. Add support for the double values to be
26261 in Altivec registers for TF/IF packing and unpacking, but restrict
26262 TD packing sub-fields to be FPR registers. Don't allow overlapped
26263 register support for packing. Allow pack inputs to be memory
26264 locations. Don't build generator functions for unpack<mode>_dm
26265 and unpack<mode>_nodm.
26266 (unpack<mode>_dm): Likewise.
26267 (unpack<mode>_nodm): Likewise.
26268 (pack<mode>): Likewise.
26270 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
26271 built-in functions to pack/unpack explicit __ibm128 values.
26272 (__builtin_unpack_ibm128): Likewise.
26274 * doc/extend.texi (PowerPC Built-in Functions): Document
26275 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
26277 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
26280 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
26281 Add new arg loc and pass it down as context.
26282 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
26283 to the location to use for the warning.
26284 (check_function_arguments): New arg loc. All callers changed. Pass
26285 it to check_function_nonnull.
26286 * c-common.h (check_function_arguments): Adjust declaration.
26288 2016-01-13 Jakub Jelinek <jakub@redhat.com>
26290 PR tree-optimization/69156
26291 * gimple.c (validate_type): Removed.
26292 (gimple_builtin_call_types_compatible_p): Use
26293 useless_type_conversion_p instead of validate_type.
26294 * value-prof.c (gimple_stringop_fixed_value): Fold
26295 icall_size to correct type.
26297 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
26299 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
26302 2016-01-13 Richard Henderson <rth@redhat.com>
26305 * target.def (builtin_tm_load, builtin_tm_store): Remove.
26306 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
26307 (ix86_builtin_tm_store): Remove.
26308 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
26309 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
26310 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
26311 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
26312 * doc/tm.texi: Rebuild.
26314 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
26315 (BUILT_IN_TM_MEMCPY_RTWN): New.
26316 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
26317 fallback from vector to integer helpers.
26318 (build_tm_load): Handle vector types directly, instead of
26320 (build_tm_store): Likewise.
26321 (expand_assign_tm): Prepare for register types not handled by
26322 the above. Copy them to memory and use memcpy.
26323 * tree.c (tm_define_builtin): New.
26324 (find_tm_vector_type): New.
26325 (build_tm_vector_builtins): New.
26326 (build_common_builtin_nodes): Call it.
26328 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
26330 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
26331 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
26333 2016-01-13 Tom de Vries <tom@codesourcery.com>
26335 PR tree-optimization/69169
26336 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
26337 handled_struct_type param.
26338 (create_variable_info_for, intra_create_variable_infos): Call
26339 create_variable_info_for_1 with extra arg.
26341 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
26343 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
26344 and "armv8.1-a+crc" entries.
26346 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
26349 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
26350 Change first operand predicate from register_or_constm1_operand
26351 to register_operand.
26352 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
26353 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
26354 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
26355 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
26356 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
26357 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
26358 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
26359 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
26360 comparison with constm1_rtx from vec_prefetch_gen part.
26362 2016-01-13 Richard Biener <rguenther@suse.de>
26364 PR tree-optimization/69013
26365 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
26366 Exchange assert for a test.
26368 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26371 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
26373 2016-01-13 Richard Biener <rguenther@suse.de>
26375 PR tree-optimization/69242
26376 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
26377 assert with a check.
26379 2016-01-13 Richard Biener <rguenther@suse.de>
26381 PR tree-optimization/69186
26382 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
26383 Properly guard vect_update_misalignment_for_peel call.
26385 2016-01-12 Jeff Law <law@redhat.com>
26387 PR tree-optimization/pr67755
26388 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
26389 "need_profile_correction".
26390 (thread_block_1): Initialize new field to false by default. If we
26391 have multiple thread paths through a common joiner to different
26392 final targets, then set new field to true.
26393 (compute_path_counts): Only do count adjustment when it's really
26396 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
26398 * doc/invoke.texi (Spec Files): Move section down in file, past
26399 all command-line option descriptions.
26401 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26403 PR middle-end/54809
26404 * doc/gty.texi: Remove documentation of mark_hook.
26405 * gengtype.c (struct write_types_data): Remove code to support
26406 mark_hook attribute.
26407 (walk_type): Likewise.
26408 (write_func_for_structure): Likewise.
26410 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
26412 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
26413 Directory Options, and -specs= to Overall Options.
26414 (Overall Options): Adjust similarly. Reorder to group related
26415 options together. Make -specs= cross-reference the spec file details.
26416 (Directory Options): Adjust similarly.
26418 2016-01-12 Jeff Law <law@redhat.com>
26420 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
26422 2016-01-12 Olivier Hainque <hainque@adacore.com>
26424 * gcc.c (spec_undefvar_allowed): New global.
26425 (process_command): Set to true when running for --version or --help,
26427 (getenv_spec_function): When the variable is not defined, use the
26428 variable name as the variable value if we're allowed not to issue
26431 2016-01-12 Bin Cheng <bin.cheng@arm.com>
26433 PR tree-optimization/68911
26434 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
26435 information computed for expression "init + nit * step".
26437 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
26439 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
26440 about name of GCC executable. Remove deleted node from menu.
26441 (Directory Options) <-B>: Remove cross-reference to deleted node.
26442 (Target Options): Delete section.
26444 2016-01-12 Christian Bruel <christian.bruel@st.com>
26447 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
26448 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
26450 2016-01-12 Jakub Jelinek <jakub@redhat.com>
26453 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
26454 aligned_mem is properly set for AVX512-VL floating point masked
26458 * ifcvt.c (cond_exec_process_if_block): When removing the last
26459 insn from then_bb, remove also any possible barriers that follow it.
26461 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
26465 * config/i386/iamcu.h (SIZE_TYPE): New macro.
26466 (PTRDIFF_TYPE): Likewise.
26467 (WCHAR_TYPE): Likewise.
26468 (WCHAR_TYPE_SIZE): Likewise.
26469 (STDINT_LONG32): Likewise.
26471 2016-01-12 Richard Biener <rguenther@suse.de>
26473 PR tree-optimization/69053
26474 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
26475 convert initial value for cond reductions.
26477 2016-01-12 Richard Biener <rguenther@suse.de>
26479 PR tree-optimization/69007
26480 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
26481 widen_sum after dot_prod and sad.
26483 2016-01-12 Richard Biener <rguenther@suse.de>
26485 PR tree-optimization/69168
26486 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
26487 pattern stmt SLP type.
26488 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
26489 end up unused so cope with that case.
26491 2016-01-12 Richard Biener <rguenther@suse.de>
26493 PR tree-optimization/69157
26494 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
26495 stmts def type only during analyze phase.
26496 (vectorizable_call): Likewise.
26497 (vectorizable_simd_clone_call): Likewise.
26498 (vectorizable_conversion): Likewise.
26499 (vectorizable_assignment): Likewise.
26500 (vectorizable_shift): Likewise.
26501 (vectorizable_operation): Likewise.
26502 (vectorizable_store): Likewise.
26503 (vectorizable_load): Likewise.
26505 2016-01-12 Richard Biener <rguenther@suse.de>
26507 PR tree-optimization/69174
26508 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
26510 (vectorizable_load): Properly compute the number of loads needed
26511 for permuted strided SLP loads and do not spuriously assign
26512 to SLP_TREE_VEC_STMTS.
26514 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
26516 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
26517 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
26518 (MD_EXEC_PREFIX): Remove.
26519 (MD_STARTFILE_PREFIX) Removee.
26520 (FILE_NAME_ABSOLUTE_P): Remove.
26521 (CPP_SPEC): Do not read macros from sys/version.h.
26522 (LINK_COMMAND_SPEC): Remove.
26523 (LOCAL_INCLUDE_DIR): Remove.
26524 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
26525 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
26526 (POST_LINK_SPEC): Define to invoke stubify after linker
26527 (LIBSTDCXX): Remove define
26528 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
26529 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
26530 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
26531 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
26532 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
26533 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
26534 (i386_djgpp_asm_named_section): Add propotype of new procedure
26536 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
26537 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
26538 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
26539 in config/i386/djgpp.h).
26540 (STANDARD_STARTFILE_PREFIX_2): Define identical to
26541 STANDARD_STARTFILE_PREFIX_1.
26542 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
26543 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
26544 installation errors.
26545 (MAX_OFILE_ALIGNMENT): Define to 128.
26546 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
26548 * config/i386/djgpp.c: New file. Add implementation of
26549 i386_djgpp_asm_named_section.
26551 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
26553 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
26554 Add rule for building djgpp.o.
26556 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26558 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
26559 (rtx_is_swappable_p): Reductions are swappable.
26560 (insn_is_swappable_p): V2DF reductions are swappable.
26562 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
26564 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
26565 reloads for other unsupported memory operands.
26567 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
26568 Jim Wilson <jim.wilson@linaro.org>
26571 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
26572 copy_to_mode_reg instead of force_reg.
26574 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
26577 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
26578 TARGET_80387 is true.
26580 2016-01-11 Jakub Jelinek <jakub@redhat.com>
26583 * lra-eliminations.c (move_plus_up): Only move plus up
26584 if subreg of the constant can be simplified into constant
26585 and use the simplified subreg of the constant instead of
26586 the original constant.
26588 * fold-const.c (fold_convertible_p): Don't return true
26589 for conversion of VECTOR_TYPE to same sized integral type.
26590 (fold_convert_loc): Fix up formatting. Fold conversion of
26591 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
26592 instead of NOP_EXPR.
26594 PR tree-optimization/69214
26595 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
26596 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
26599 PR tree-optimization/69207
26600 * tree-vect-slp.c (vect_get_constant_vectors): For
26601 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
26602 fold_convertible_p to vector_type's element type, and always
26603 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
26605 2016-01-11 Richard Biener <rguenther@suse.de>
26607 PR tree-optimization/69173
26608 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
26609 fixup the cycle if all stmts are in a pattern.
26611 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
26613 PR middle-end/68999
26614 * alias.c (base_alias_check): Move check for addresses with
26615 alignment ANDs before the call for compare_base_decls.
26616 (memrefs_conflict_p): Return -1 for different decls
26617 that went through alignment adjustments.
26619 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26621 PR rtl-optimization/68796
26622 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
26623 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
26624 and QImode comparisons against zero with CC_NZmode.
26625 * config/aarch64/iterators.md (short_mask): New mode_attr.
26627 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
26629 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
26630 (<avx512>_store<mode>_mask): Likewise.
26632 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
26633 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26635 PR rtl-optimization/68841
26636 * ifcvt.c (struct noce_if_info): Add orig_x field.
26637 (bbs_ok_for_cmove_arith): Add to_rename parameter.
26638 Don't record conflicts on to_rename if it's present.
26639 Allow memory destinations in sets.
26640 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
26641 blocks, passing orig_x to the checks.
26642 (noce_process_if_block): Set if_info->orig_x appropriately.
26644 2016-01-11 Tom de Vries <tom@codesourcery.com>
26646 PR tree-optimization/69069
26647 * tree-parloops.c (create_parallel_loop): Add missing phi args.
26649 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
26651 PR rtl-optimization/68920
26652 * config/i386/i386.c (ix86_option_override_internal): Restrict number
26653 of conditional moves for RTL if-conversion to 1 for
26654 TARGET_ONE_IF_CONV_INSN.
26655 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
26656 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
26657 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
26658 parameter to restirct number of conditional moves for
26660 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
26661 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
26664 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
26667 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
26668 onepart vars. Fix typo in comment. Fix reversed condition in
26670 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
26673 * var-tracking.c (dump_onepart_variable_differences): New.
26674 (dataflow_set_different): If a detailed dump is requested,
26675 delay early returns and dump differences between onepart
26676 variables present before and after, and added variables.
26678 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
26681 * expr.c (expand_expr_real_1): For boolean vector constants
26682 with a scalar mode use const_scalar_mask_from_tree.
26683 (const_scalar_mask_from_tree): New.
26684 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
26685 assigned to a mask type to handle constants.
26687 2016-01-11 Martin Jambor <mjambor@suse.cz>
26690 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
26691 useless parameters if we cannot change function signature.
26693 2016-01-11 Martin Jambor <mjambor@suse.cz>
26696 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
26699 2016-01-11 Tom de Vries <tom@codesourcery.com>
26701 PR tree-optimization/69109
26702 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
26705 2016-01-11 Tom de Vries <tom@codesourcery.com>
26707 PR tree-optimization/69108
26708 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
26709 res is not used in a phi.
26711 2016-01-11 Yury Gribov <y.gribov@samsung.com>
26714 * common.opt (frandom-seed): Fix parameter name.
26715 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
26717 2016-01-11 Tom de Vries <tom@codesourcery.com>
26719 PR tree-optimization/69058
26720 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
26723 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
26725 * config/arc/arc.opt (mdiv-rem): Add period to the end.
26726 (mcode-density): Likewise.
26728 2016-01-10 Tom de Vries <tom@codesourcery.com>
26730 PR tree-optimization/69062
26731 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
26732 (parallelize_loops): Don't paralelize loop that has phi with address
26735 2016-01-10 Tom de Vries <tom@codesourcery.com>
26737 PR tree-optimization/69039
26738 * tree-parloops.c (try_create_reduction_list): Only allow single exit
26741 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
26743 PR middle-end/68743
26744 * match.pd: Require target has function_c99_misc before doing
26745 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
26747 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
26749 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
26751 * configure: Regenerate.
26753 2016-01-09 Jakub Jelinek <jakub@redhat.com>
26755 PR middle-end/50865
26756 PR tree-optimization/69097
26757 * fold-const.h (expr_not_equal_to): New prototype.
26758 * fold-const.c: Include stringpool.h and tree-ssanames.h.
26759 (expr_not_equal_to): New function.
26760 * match.pd (X % -Y is the same as X % Y): Don't optimize
26761 unless X is known not to be equal to minimum or Y is known
26762 not to be equal to -1.
26763 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
26764 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
26765 (simplify_stmt_using_ranges): Adjust caller.
26766 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
26767 substitute_and_fold.
26769 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
26771 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
26774 2016-01-08 Jakub Jelinek <jakub@redhat.com>
26776 PR tree-optimization/69167
26777 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
26778 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
26780 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
26782 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
26783 Richard Biener <rguenther@suse.de>
26785 PR tree-optimization/68707
26786 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
26787 instances that can be handled via vect_load_lanes.
26789 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
26791 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
26792 if we can't determine address equivalence.
26793 * alias.c (compare_base_decl): Update for changed return value of
26794 symtab_node::equal_address_to.
26796 2016-01-08 Jason Merrill <jason@redhat.com>
26800 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
26801 * expr.c (store_field): Not here.
26802 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
26803 call with TREE_ADDRESSABLE type.
26804 * tree-cfg.c (verify_gimple_call): Adjust.
26806 2016-01-08 Olivier Hainque <hainque@adacore.com>
26808 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
26811 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
26813 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
26814 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
26815 (reduc_smin_v2sf): Rename to...
26816 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
26817 (reduc_splus_v2sf): Rename to...
26818 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
26820 2016-01-08 Jakub Jelinek <jakub@redhat.com>
26822 PR tree-optimization/69162
26823 * gimplify.c (gimplify_va_arg_expr): Encode original type of
26824 valist argument in another argument.
26825 (gimplify_modify_expr): Adjust for the above change. Cleanup.
26826 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
26827 to determine the va_list type, build a MEM_REF instead of
26828 build_fold_indirect_ref.
26830 PR tree-optimization/69172
26831 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
26834 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
26836 PR tree-optimization/67781
26837 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
26838 and cmpnop in two steps: first the ones not accessed in original
26839 gimple expression in a endian independent way and then the ones not
26840 accessed in the final result in an endian-specific way.
26842 2016-01-08 Jakub Jelinek <jakub@redhat.com>
26844 PR tree-optimization/69083
26845 * tree-vect-slp.c (vect_get_constant_vectors): For
26846 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
26847 element type. If op is fold_convertible_p to vector_type's element
26848 type, use NOP_EXPR instead of VCE.
26850 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
26852 PR rtl-optimization/67778
26853 PR rtl-optimization/68634
26854 PR rtl-optimization/68909
26855 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
26856 block from the stack until done with it. Remove a superfluous
26857 bitmap set. Remove a superfluous bitmap test.
26859 2016-01-07 Martin Sebor <msebor@redhat.com>
26862 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
26863 constraint on the type of arguments.
26865 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
26867 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
26868 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
26869 unaligned_access on the gcc_options set.
26870 * config/arm/arm.c (arm_option_override_internal): Use
26871 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
26873 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
26876 * config/i386/i386.c (ix86_frame_pointer_required): Enable
26877 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
26879 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
26882 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
26885 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
26886 depending on frame_pointer_needed before remaining integer and SSE
26887 registers are saved.
26889 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
26892 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
26894 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
26897 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
26898 Use the "xBm" constraint.
26899 (float<sseintvecmodelower><mode>2<mask_name><round_name):
26901 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
26902 (sse_cvtsi2ssq<round_name>): Likewise.
26903 (sse_cvtss2si<round_name>): Likewise.
26904 (sse_cvtss2siq<round_name>): Likewise.
26905 (sse2_cvtsi2sdq<round_name>): Likewise.
26906 (sse2_cvtsd2si<round_name>): Likewise.
26907 (sse2_cvtsd2siq<round_name>): Likewise.
26908 * config/i386/subst.md (round_nimm_scalar_predicate): New
26911 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
26913 PR middle-end/67639
26914 * varasm.c (make_decl_rtl): Mark invalid register vars as
26917 PR rtl-optimization/66206
26918 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
26919 All callers changed.
26921 2016-01-07 Jakub Jelinek <jakub@redhat.com>
26923 PR tree-optimization/69141
26924 * tree-ssa-pre.c: Include langhooks.h.
26925 (eliminate_dom_walker::before_dom_children): Use
26926 lang_hooks.decl_printable_name instead of
26927 cgraph_node::get ()->name ().
26929 PR middle-end/68960
26930 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
26931 it and DECL_ALIGN too.
26933 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
26935 * config/mips/mips-ftypes.def: Sort to lexicographical order.
26937 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
26940 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
26941 depending on frame_pointer_needed before remaining integer and SSE
26942 registers are saved.
26944 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26946 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
26947 mode iterator with VSX_M2.
26948 (*p9_vecstore_<mode>): Likewise.
26949 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
26950 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
26951 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
26952 (define_split for VSX_LE128 stores): Likewise.
26953 (define_peephole2 for TImode LE swaps): Likewise.
26954 (define_split for VSX_LE128 post-reload stores): Likewise.
26956 2016-01-06 Marek Polacek <polacek@redhat.com>
26959 * convert.c (convert_to_integer_1): Adjust call to
26960 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
26961 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
26962 EXPR instead of ARG.
26963 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
26965 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
26968 * doc/extend.texi (RL78 Variable Attributes): New section.
26970 2016-01-05 Marek Polacek <polacek@redhat.com>
26973 * builtins.c (get_memmodel): Use expansion point location rather than
26974 the input location. Call warning_at rather than warning.
26975 (expand_builtin_atomic_compare_exchange): Likewise.
26976 (expand_builtin_atomic_load): Likewise.
26977 (expand_builtin_atomic_store): Likewise.
26978 (expand_builtin_atomic_clear): Likewise.
26980 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
26983 * config/i386/i386.c (ix86_expand_vector_logical_operator):
26984 Replace nonimmediate_operand with vector_operand.
26985 * config/i386/predicates.md (vector_operand): New predicate.
26986 (general_vector_operand): Replace nonimmediate_operand with
26988 * config/i386/sse.md: Replace nonimmediate_operand with
26989 vector_operand and m constraint with Bm constraint on SSE
26990 patterns with 16-byte memory operand.
26991 * config/i386/subst.md (round_nimm_predicate): Replace
26992 nonimmediate_operand with vector_operand.
26993 (round_saeonly_nimm_predicate): Likewise.
26994 (round_saeonly_nimm_scalar_predicate): New.
26996 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
26999 * config/i386/constraints.md (Bm): New constraint.
27000 * config/i386/predicates.md (vector_memory_operand): New
27002 * config/i386/sse.md: Replace xm with xBm in plusminus and
27003 any_logic patterns.
27005 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
27008 * doc/extend.texi (V850 Function Attributes): New section.
27009 (V850 Variable Attributes): New section.
27011 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
27014 * doc/extend.texi (MicroBlaze Function Attributes): Document
27015 interrupt_handler and fast_interrupt attributes.
27017 2016-01-05 Sergei Trofimovich <siarheit@google.com>
27020 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
27021 for local symbolic operands.
27022 * config/ia64/predicates.md (local_symbolic_operand64): New
27025 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27027 PR rtl-optimization/68651
27028 * combine.c (combine_simplify_rtx): Canonicalize x + x into
27031 2016-01-05 Nathan Sidwell <nathan@acm.org>
27033 * alias.c (compare_base_decls): Use symtab_node::get.
27035 2016-01-05 Nick Clifton <nickc@redhat.com>
27038 * ira-costs.c (copy_cost): Initialise the t_icode field of the
27039 secondary_reload_info structure.
27042 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
27043 decls if weak support is available.
27045 2016-01-04 Martin Sebor <msebor@redhat.com>
27047 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
27049 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
27051 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
27052 OPTION_MASK_P9_DFORM.
27054 * config/rs6000/constraints.md (wo constraint): New constraint for
27057 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
27059 (rs6000_init_hard_regno_mode_ok): Likewise.
27061 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
27064 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
27065 expanders not to have constraints. Add support for ISA 3.0 xxperm
27066 instruction. Add support for fusing xxlor with xxperm.
27067 (altivec_vperm_<mode>_internal): Likewise.
27068 (altivec_vperm_v8hiv16qi): Likewise.
27069 (altivec_vperm_<mode>v16q): Likewise.
27070 (altivec_vperm_<mode>_uns): Likewise.
27071 (vperm_v8hiv4si): Likewise.
27072 (vperm_v16qiv8hi): Likewise.
27074 * doc/md.texi (RS/6000 constraints): Document wo constraint.
27076 2016-01-04 Jakub Jelinek <jakub@redhat.com>
27078 Update copyright years.
27080 * gcc.c (process_command): Update copyright notice dates.
27081 * gcov-dump.c (print_version): Ditto.
27082 * gcov.c (print_version): Ditto.
27083 * gcov-tool.c (print_version): Ditto.
27084 * gengtype.c (create_file): Ditto.
27085 * doc/cpp.texi: Bump @copying's copyright year.
27086 * doc/cppinternals.texi: Ditto.
27087 * doc/gcc.texi: Ditto.
27088 * doc/gccint.texi: Ditto.
27089 * doc/gcov.texi: Ditto.
27090 * doc/install.texi: Ditto.
27091 * doc/invoke.texi: Ditto.
27093 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
27095 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
27096 modes larger than TImode as TImode if NEON is not enabled.
27098 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
27101 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
27102 mode for %f0-%f31 only if TARGET_FPU.
27104 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
27107 * config/sparc/sparc.c (scan_record_type): Take into account subfields
27108 to compute the PACKED_P predicate.
27109 (function_arg_record_value): Minor tweaks.
27111 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
27113 * doc/install.texi (--with-multilib-list): Describe the meaning of the
27114 option for arm*-*-* targets.
27116 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
27118 * doc/extend.texi (Common Function Attributes): Move docs for
27119 MSP430-specific attributes to....
27120 (MSP430 Function Attributes): ...here. Delete the redundant
27121 entries and copy-edit the remaining text.
27122 (MSP430 Variable Attributes): Use uniform format for index
27123 entries and add a cross-reference to the corresponding function
27126 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
27128 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
27130 (x86 Options): Likewise.
27132 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
27136 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
27137 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
27138 to corresponding attribute.
27140 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
27142 * doc/extend.texi (Common Function Attributes) <noplt>: Move
27143 to correct alphabetization of table. Copy-edit and correct
27145 <stack_protect>: Likewise.
27146 <target_clones>: Likewise.
27148 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
27149 Correct punctuation.
27150 (Code Gen Options) <-fno-plt>: Copy-edit.
27152 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
27155 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
27156 SI values. Explicitly convert SI to DI and vice-versa.
27158 2016-01-01 Jakub Jelinek <jakub@redhat.com>
27160 PR tree-optimization/69070
27161 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
27162 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
27165 * ubsan.c (ubsan_instrument_float_cast): Call
27166 initialize_sanitizer_builtins.
27169 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
27171 Copyright (C) 2016 Free Software Foundation, Inc.
27173 Copying and distribution of this file, with or without modification,
27174 are permitted in any medium without royalty provided the copyright
27175 notice and this notice are preserved.