1 2016-10-20 Michael Matz <matz@suse.de>
4 * common.opt (-fsplit-loops): New flag.
5 * passes.def (pass_loop_split): Add.
6 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
7 (enable_fdo_optimizations): Add loop splitting.
8 * timevar.def (TV_LOOP_SPLIT): Add.
9 * tree-pass.h (make_pass_loop_split): Declare.
10 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
11 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
12 * tree-ssa-loop-split.c: New file.
13 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
14 * doc/invoke.texi (fsplit-loops): Document.
15 * doc/passes.texi (Loop optimization): Add paragraph about loop
18 2016-10-20 Richard Biener <rguenther@suse.de>
20 * cgraphunit.c (analyze_functions): Set node->definition to
21 false to signal symbol removal to debug_hooks->late_global_decl.
22 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
23 WPA signal symbol removal to the debuginfo machinery.
24 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
25 using early_finised to guard the we're called for symbol
26 removal case look at the symtabs definition flag.
27 (gen_variable_die): Remove redundant check.
29 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
33 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
35 PR tree-optimization/53979
36 * match.pd ((a ^ b) | a -> a | b): New pattern.
38 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
40 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
41 config/pa/pa64-hpux-lib.h.
42 (PA_CRTBEGIN_HACK): Likewise.
43 (DTOR_LIST_BEGIN): Likewise.
45 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
47 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
48 register only if "in" and "out" are different registers.
50 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
52 * omp-low.c (pass_oacc_device_lower::gate): New method.
53 (execute): Always call execute_oacc_device_lower.
55 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
57 PR tree-optimization/77916
58 PR tree-optimization/77937
59 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
61 (insert_initializers): Requirement of initializer for -1 should be
62 based on pointer-typedness of the candidate basis.
64 2016-10-19 Bin Cheng <bin.cheng@arm.com>
66 PR tree-optimization/78005
67 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
68 upper (included) bound for niters of prolog loop.
69 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
70 Compute niters of scalar loop above which vectorized loop is
71 preferred, as well as the upper (included) bound for the niters.
72 (vect_do_peeling): Record niter bound for loops accordingly.
74 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
77 * tree-core.h (enum tree_index): Put the complex types after their
79 * tree-streamer.c (verify_common_node_recorded): New function.
80 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
82 2016-10-19 Martin Liska <mliska@suse.cz>
84 * cgraph.h (cgraph_edge::binds_to_current_def_p):
85 Replace NULL with false as a return value.
87 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
89 PR tree-optimization/78024
90 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
91 don't clear BB_VISITED after processing.
93 2016-10-19 Richard Biener <rguenther@suse.de>
95 * domwalk.c (dom_walker::walk): Use RPO order.
97 2016-10-19 Richard Biener <rguenther@suse.de>
99 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
101 (evrp_dom_walker::~evrp_dom_walker): Free it.
102 (evrp_dom_walker::stmts_to_remove): Add.
103 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
104 whose output we fully propagate for removal. Propagate
105 into BB destination PHI arguments.
106 (execute_early_vrp): Remove queued stmts. Dump value ranges
109 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
111 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
112 * passes.def: Add two instances of pass_walloca.
113 * tree-pass.h (make_pass_walloca): New.
114 * gimple-ssa-warn-alloca.c: New file.
115 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
116 -Wvla-larger-than= options.
118 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
120 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
121 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
123 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
125 * config/rs6000/altivec.h (vec_xl_len): New macro.
126 (vec_xst_len): New macro.
127 (vec_cmpnez): New macro.
128 (vec_cntlz_lsbb): New macro.
129 (vec_cnttz_lsbb): New macro.
130 (vec_xlx): New macro.
131 (vec_xrx): New macro.
132 (vec_all_nez): New C++ predicate template.
133 (vec_any_eqz): New C++ predicate template.
134 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
135 conditional compilation.
136 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
137 conditional compilation.
138 (vec_all_nez): New macro.
139 (vec_any_eqz): New macro.
140 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
142 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
144 * config/rs6000/vector.md (VI): Moved this mode iterator
145 definition from altivec.md to vector.md.
146 (UNSPEC_NEZ_P): New value.
147 (vector_ne_<mode>_p): New expansion for implementation of
148 vec_all_ne and vec_any_eq built-in functions.
149 (vector_nez_<mode>_p): New expansion for implementation of
150 vec_all_nez and vec_any_eqz built-in functions.
151 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
152 and vec_any_eq built-in function.
153 (cr6_test_for_zero): New commentary to explain this expansion.
154 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
155 (cr6_test_for_lt): New commentary to explain this expansion.
156 (cr6_test_for_lt_reverse): New commentary to explain this
158 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
159 overloaded function prototypes for vec_all_ne, vec_all_nez,
160 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
161 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
163 (altivec_resolve_overloaded_builtin): Modify the handling of
164 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
165 the compiler is configured to support TARGET_P9_VECTOR.
166 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
167 to explain the special processing that is given to predicate
168 built-ins introduced using this macro.
169 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
170 the special processing given to predicate built-ins introduced
172 (BU_VSX_P): Likewise.
173 (BU_P8V_AV_P): Likewise.
174 (BU_P9V_AV_P): Likewise.
175 (BU_P9V_AV_X): New macro.
176 (BU_P9V_64BIT_AV_X): New macro.
177 (BU_P9V_VSX_3): New macro.
178 (BU_P9V_OVERLOAD_P): New macro.
179 (LXVL): New BU_P9V_64BIT_VSX_2.
180 (VEXTUBLX): New BU_P9V_AV_2.
181 (VEXTUBRX): Likewise.
182 (VEXTUHLX): Likewise.
183 (VEXTUHRX): Likewise.
184 (VEXTUWLX): Likewise.
185 (VEXTUWRX): Likewise.
186 (STXVL): New BU_P9V_64BIT_AV_X.
187 (VCLZLSBB): New BU_P9V_AV_1.
188 (VCTZLSBB): Likewise.
189 (CMPNEB): New BU_P9V_AV_2.
194 (VCMPNEB_P): New BU_P9V_AV_P.
195 (VCMPNEH_P): Likewise.
196 (VCMPNEW_P): Likewise.
197 (VCMPNED_P): Likewise.
198 (VCMPNEFP_P): Likewise.
199 (VCMPNEDP_P): Likewise.
200 (CMPNEZB): New BU_P9V_AV_2.
203 (VCMPNEZB_P): New BU_P9V_AV_P.
204 (VCMPNEZH_P): Likewise.
205 (VCMPNEZW_P): Likewise.
206 (LXVL): New BU_P9V_OVERLOAD_2.
207 (STXVL): New BU_P9V_OVERLOAD_3.
208 (VEXTULX): New BU_P9V_OVERLOAD_2.
211 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
212 (VCMPNE_P): Likewise.
213 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
214 (VCTZLSBB): Likewise.
215 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
216 comment to explain mode used for scratch register.
217 (altivec_expand_stxvl_builtin): New function.
218 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
219 (altivec_init_builtins): Add initialized variable
220 void_ftype_v16qi_pvoid_long and use this type to define the
221 built-in function __builtin_altivec_stxvl.
222 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
223 (UNSPEC_STXVL): New value.
224 (UNSPEC_VCLZLSBB): New value.
225 (UNSPEC_VCTZLSBB): New value.
226 (UNSPEC_VEXTUBLX): New value.
227 (UNSPEC_VEXTUHLX): New value.
228 (UNSPEC_VEXTUWLX): New value.
229 (UNSPEC_VEXTUBRX): New value.
230 (UNSPEC_VEXTUHRX): New value.
231 (UNSPEC_VEXTUWRX): New value.
232 (UNSPEC_VCMPNEB): New value.
233 (UNSPEC_VCMPNEZB): New value.
234 (UNSPEC_VCMPNEH): New value.
235 (UNSPEC_VCMPNEZH): New value.
236 (UNSPEC_VCMPNEW): New value.
237 (UNSPEC_VCMPNEZW): New value.
238 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
239 vector of integer modes.
240 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
241 vector of float or double modes.
242 (*vector_nez_<mode>_p): New insn for vector test all not equal or
244 (lxvl): New expand for load VSX vector with length.
245 (*lxvl): New insn for load VSX vector with length.
246 (stxvl): New expand for store VSX vector with length.
247 (*stxvl): New insn for store VSX vector with length.
248 (vcmpneb): New insn for vector of byte compare not equal.
249 (vcmpnezb): New insn for vector of byte compare not equal or zero.
250 (vcmpneh): New insn for vector of half word compare not equal.
251 (vcmpnezh): New insn for vector of half word compare not equal or
253 (vcmpnew): New insn for vector of word compare not equal.
254 (vcmpne<VSs>): New insn for vector of float or double compare not
256 (vcmpnezw): New insn for vector of word compare not equal or zero.
257 (vclzlsbb): New insn for vector count leading zero
258 least-significant bits byte.
259 (vctzlsbb): New insn for vector count trailing zero least
260 signficant bits byte.
261 (vextublx): New insn for vector extract unsigned byte left
263 (vextubrx): New insn for vector extract unsigned byte right
265 (vextuhlx): New insn for vector extract unsigned half word left
267 (vextuhrx): New insn for vector extract unsigned half word right
269 (vextuwlx): New insn for vector extract unsigned word left
271 (vextuwrx): New insn for vector extract unsigned word right
273 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
274 clarify intent of this constant.
275 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
276 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
277 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
278 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
279 and vec_xrx functions.
281 2016-10-18 Andrew Pinski <apinski@cavium.com>
284 * predict.c (is_exit_with_zero_arg): New function.
285 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
288 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
291 * config/i386/i386.c (legitimize_tls_address)
292 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
293 convert dest to Pmode if different than Pmode.
295 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
297 PR tree-optimization/77916
298 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
299 stopgap fix, as pointers with -1 increment are still broken.
301 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
303 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
304 mapping class decoration from here...
305 (rs6000_xcoff_encode_section): ...to here.
307 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
308 if shrink-wrapping and optimizing for speed.
310 2016-10-18 Richard Biener <rguenther@suse.de>
312 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
313 not visited but non-executable predecessors. Return taken edge.
314 Simplify conditions and refactor propagation vs. folding step.
316 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
318 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
319 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
320 (rs6000_get_separate_components): Assert we do not have those
323 2016-10-18 Richard Biener <rguenther@suse.de>
325 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
326 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
328 (substitute_and_fold_dom_walker): Adjust constructor.
329 (substitute_and_fold_dom_walker::before_dom_children): Remove
330 do_dce flag and handling (always true).
331 (substitute_and_fold): Likewise.
332 * tree-vrp.c (vrp_finalize): Adjust.
333 (execute_early_vrp): Remove final BB_VISITED clearing.
334 * tree-ssa-ccp.c (ccp_finalize): Adjust.
335 * tree-ssa-copy.c (fini_copy_prop): Likewise.
336 * ira.c (ira): Call clear_bb_flags.
338 2016-10-18 Richard Biener <rguenther@suse.de>
340 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
341 get at the operand to look at with TREE_OPERAND for generic
344 2016-10-18 David Malcolm <dmalcolm@redhat.com>
346 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
348 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
349 (write_test_expr): Use rtx_reader_ptr for calls to
351 (write_attr_value): Likewise.
352 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
353 call to print_md_ptr_loc.
354 (write_one_condition): Likewise for calls to print_c_condition.
355 * genconstants.c: Include "statistics.h" and "vec.h".
356 (main): Update for conversion to member functions.
357 * genemit.c (emit_c_code): Use rtx_reader_ptr for
358 call to print_md_ptr_loc.
359 * genenums.c: Include "statistics.h" and "vec.h".
360 (main): Update for conversion of traverse_enum_types to a method.
361 * genmddeps.c: Include "statistics.h" and "vec.h".
362 * genoutput.c (process_template): Use rtx_reader_ptr for call to
364 * genpreds.c (write_predicate_subfunction): Likewise.
365 (write_predicate_expr): Likewise for calls to print_c_condition.
366 * genrecog.c (print_test): Likewise.
367 * gensupport.c (process_rtx): Likewise for calls to
368 copy_md_ptr_loc and join_c_conditions.
369 (alter_test_for_insn): Likewise for call to join_c_conditions.
370 (process_substs_on_one_elem): Likewise.
371 (gen_mnemonic_setattr): Update for move of string_obstack to a
373 (mnemonic_htab_callback): Likewise. Fix formatting.
374 (gen_mnemonic_attr): Likewise.
375 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
376 to print_c_condition.
377 * read-md.c: Include "statistics.h" and "vec.h".
378 (string_obstack): Convert this global to field "m_string_obstack"
380 (ptr_locs): Likewise, as "m_ptr_locs".
381 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
382 (joined_conditions): Likewise, as "m_joined_conditions".
383 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
384 (md_constants): Likewise, as "m_md_constants".
385 (enum_types): Likewise, as "m_enum_types".
386 (set_md_ptr_loc): Convert to...
387 (rtx_reader::set_md_ptr_loc): ...member function.
388 (get_md_ptr_loc): Convert to...
389 (rtx_reader::get_md_ptr_loc): ...member function.
390 (copy_md_ptr_loc): Convert to...
391 (rtx_reader::copy_md_ptr_loc): ...member function.
392 (fprint_md_ptr_loc): Convert to...
393 (rtx_reader::fprint_md_ptr_loc): ...member function.
394 (print_md_ptr_loc): Convert to...
395 (rtx_reader::print_md_ptr_loc): ...member function.
396 (join_c_conditions): Convert to...
397 (rtx_reader::join_c_conditions): ...member function.
398 (fprint_c_condition): Convert to...
399 (rtx_reader::fprint_c_condition): ...member function.
400 (print_c_condition): Convert to...
401 (rtx_reader::print_c_condition): ...member function.
402 (read_name): Convert to...
403 (rtx_reader::read_name): ...member function.
404 (read_escape): Convert to...
405 (rtx_reader::read_escape): ...member function.
406 (read_quoted_string): Convert to...
407 (rtx_reader::read_quoted_string): ...member function.
408 (read_braced_string): Convert to...
409 (rtx_reader::read_braced_string): ...member function.
410 (read_string): Convert to...
411 (rtx_reader::read_string): ...member function.
412 (read_skip_construct): Convert to...
413 (rtx_reader::read_skip_construct): ...member function.
414 (handle_constants): Convert to...
415 (rtx_reader::handle_constants): ...member function.
416 (traverse_md_constants): Convert to...
417 (rtx_reader::traverse_md_constants): ...member function.
418 (handle_enum): Convert to...
419 (rtx_reader::handle_enum): ...member function.
420 (lookup_enum_type): Convert to...
421 (rtx_reader::lookup_enum_type): ...member function.
422 (traverse_enum_types): Convert to...
423 (rtx_reader::traverse_enum_types): ...member function.
424 (rtx_reader::rtx_reader): Move initializations
425 of various former global data from rtx_reader::read_md_files to
426 here, as fields, along with the call to unlock_std_streams.
427 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
429 (rtx_reader::read_md_files): Move initializations of various
430 global data from here to the ctor.
431 * read-md.h (read_name): Convert to...
432 (rtx_reader::read_name): ...member function.
433 (rtx_reader::read_escape): New method decl.
434 (read_quoted_string): Convert to...
435 (rtx_reader::read_quoted_string): ...member function.
436 (rtx_reader::read_braced_string): New method decl.
437 (read_string): Convert to...
438 (rtx_reader::read_string): ...member function.
439 (rtx_reader::read_skip_construct): New method decl.
440 (rtx_reader::set_md_ptr_loc): New method decl.
441 (rtx_reader::get_md_ptr_loc): New method decl.
442 (copy_md_ptr_loc): Convert to...
443 (rtx_reader::copy_md_ptr_loc): ...member function.
444 (fprint_md_ptr_loc): Convert to...
445 (rtx_reader::fprint_md_ptr_loc): ...member function.
446 (print_md_ptr_loc): Convert to...
447 (rtx_reader::print_md_ptr_loc): ...member function.
448 (rtx_reader::lookup_enum_type): New method decl.
449 (rtx_reader::traverse_enum_types): New method decl.
450 (rtx_reader::handle_constants): New method decl.
451 (traverse_md_constants): Convert to...
452 (rtx_reader::traverse_md_constants): ...member function.
453 (rtx_reader::handle_enum): New method decl.
454 (rtx_reader::join_c_conditions): New method decl.
455 (fprint_c_condition): Convert to...
456 (rtx_reader::fprint_c_condition): ...member function.
457 (print_c_condition): Convert to...
458 (rtx_reader::print_c_condition): ...member function.
459 (rtx_reader::apply_iterator_to_string): New method decl.
460 (rtx_reader::copy_rtx_for_iterators): New method decl.
461 (rtx_reader::read_conditions): New method decl.
462 (rtx_reader::record_potential_iterator_use): New method decl.
463 (rtx_reader::read_mapping): New method decl.
464 (rtx_reader::read_rtx): New method decl.
465 (rtx_reader::read_rtx_code): New method decl.
466 (rtx_reader::read_rtx_operand): New method decl.
467 (rtx_reader::read_nested_rtx): New method decl.
468 (rtx_reader::read_rtx_variadic): New method decl.
469 (rtx_reader::get_string_obstack): New method.
470 (rtx_reader::get_md_constants): New method.
471 (string_obstack): Convert global variable decl to...
472 (rtx_reader::m_string_obstack): ...this new field.
473 (rtx_reader::m_ptr_locs): New field.
474 (rtx_reader::m_ptr_loc_obstack): New field.
475 (rtx_reader::m_joined_conditions): New field.
476 (rtx_reader::m_joined_conditions_obstack): New field.
477 (rtx_reader::m_md_constants): New field.
478 (rtx_reader::m_enum_types): New field.
479 * read-rtl.c (apply_iterator_to_string): Convert to...
480 (rtx_reader::apply_iterator_to_string): ...member function.
481 (copy_rtx_for_iterators): Convert to...
482 (rtx_reader::copy_rtx_for_iterators): ...member function.
483 (add_condition_to_string): Use rtx_reader_ptr for
484 calls join_c_conditions.
485 (apply_iterators): Use rtx_reader_ptr for calls to
486 join_c_conditions and copy_rtx_for_iterators.
487 (read_conditions): Convert to...
488 (rtx_reader::read_conditions): ...member function.
489 (record_potential_iterator_use): Convert to...
490 (rtx_reader::record_potential_iterator_use): ...member function.
491 (read_mapping): Convert to...
492 (rtx_reader::read_mapping): ...member function.
493 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
494 (read_rtx): Convert to...
495 (rtx_reader::read_rtx): ...member function.
496 (read_rtx_code): Convert to...
497 (rtx_reader::read_rtx_code): ...member function.
498 (read_rtx_operand): Convert to...
499 (rtx_reader::read_rtx_operand): ...member function. Update for move
500 of string_obstack to a field.
501 (read_nested_rtx): Convert to..
502 (rtx_reader::read_nested_rtx): ...member function.
503 (read_rtx_variadic): Convert to..
504 (rtx_reader::read_rtx_variadic): ...member function.
506 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
508 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
510 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
512 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
513 for pointer type too.
514 (ipcp_update_vr): set_ptr_nonnull for pointer.
516 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
518 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
519 pt_solution_singleton_p.
520 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
521 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
522 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
523 pointer nonnull computed by VRP.
524 Also Conservatively set pt.null to 1.
525 (pt_solution_reset): Conservatively set pt.null to 1.
526 (pt_solution_singleton_or_null_p): Renamed from
527 pt_solution_singleton_p.
528 * tree-ssanames.h (set_ptr_nonnull): Declare.
529 (get_ptr_nonnull): Likewise.
530 * tree-ssanames.c (set_ptr_nonnull): New.
531 (get_ptr_nonnull): Likewise.
532 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
533 (evrp_dom_walker::before_dom_children): Likewise.
535 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
537 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
538 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
539 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
540 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
541 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
542 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
543 (rs6000_option_override_internal): Clear it if ABI_AIX.
544 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
545 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
547 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
549 * gimple-ssa-strength-reduction.c (record_increment): Remove
552 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
554 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
555 that the result is non-zero if it is true.
556 (maybe_expand_shift): New wrapper around expand_shift_1.
557 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
559 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
561 PR tree-optimization/77916
562 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
563 Don't allow a MINUS_EXPR for pointer arithmetic for either known
565 (record_increment): Increments of -1 for unknown strides just use
566 a multiply initializer like other negative values.
567 (analyze_increments): Remove stopgap solution for -1 increment
568 applied to pointer arithmetic.
570 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
572 * dominance.c (dom_info::dom_info): Add new constructor for region
573 which is vector of basic blocks.
574 (dom_init): New method to initialize members common for both
576 (dom_info::dom_info): Invoke dom_init for partial initialization.
577 (dom_info::get_idom): Add check to corner cases on basic blocks which
579 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
580 to detect unreachable bbs.
581 (dom_info::calc_idoms): Likewise.
582 (compute_dom_fast_query_in_region): New function.
583 (calculate_dominance_info_for_region): Likewise.
584 (free_dominance_info_for_region): Likewise.
585 * dominance.h: Add prototypes for introduced region-based functions
586 tree-if-conv.c: (build_region): New function.
587 (if_convertible_loop_p_1): Invoke local version of post-dominators
588 calculation before basic block predication with subsequent freeing
590 (tree_if_conversion): Remove free of post-dominator info
591 (pass_if_conversion::execute): Delete detection of infinite loops
592 and fake edges to exit block since post-dominator calculation is
593 performed per if-converted loop only.
595 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
598 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
600 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
603 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
605 * config/aarch64/aarch64.c: Delete inclusion of
606 cortex-a57-fma-steering.h.
607 (aarch64_override_options): Delete call
608 to aarch64_register_fma_steering.
609 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
610 * config/aarch64/cortex-a57-fma-steering.h: Delete.
611 * config/aarch64/aarch64-passes.def: New file.
612 * config/aarch64/cortex-a57-fma-steering.c
613 (aarch64_register_fma_steering): Delete definition.
614 (make_pass_fma_steering): Remove static qualifier.
615 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
616 (cortex-a57-fma-steering.o): Remove dependency on
617 cortex-a57-fma-steering.h.
619 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
621 * explow.c (validize_mem): Do not modify the argument in-place.
623 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
625 * tree-streamer.c (record_common_node): Explicitly list expected
628 2016-10-17 Richard Biener <rguenther@suse.de>
630 PR tree-optimization/77988
631 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
633 2016-10-17 Marek Polacek <polacek@redhat.com>
635 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
637 2016-10-17 Richard Biener <rguenther@suse.de>
639 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
642 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
644 PR tree-optimization/71636
645 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
647 2016-10-17 Richard Biener <rguenther@suse.de>
649 * gimplify.c (gimplify_function_tree): Do not move the outer
652 2016-10-17 Jakub Jelinek <jakub@redhat.com>
654 * langhooks.h (struct lang_hooks_for_decls): Remove
655 function_decl_explicit_p, function_decl_deleted_p and
656 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
657 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
658 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
659 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
660 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
661 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
662 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
663 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
664 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
665 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
666 * langhooks.c (lhd_decl_dwarf_attribute): New function.
667 * dwarf2out.c (gen_subprogram_die): Use
668 lang_hooks.decls.decl_dwarf_attribute instead of
669 lang_hooks.decls.function_decl_*.
671 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
675 * common.opt (-ftrampolines): New option.
676 * doc/invoke.texi (Code Gen Options): Document it.
677 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
678 * doc/tm.texi: Regenerate.
679 * builtins.def: Add init_descriptor and adjust_descriptor.
680 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
681 on platforms with descriptors.
682 (expand_builtin_init_descriptor): New function.
683 (expand_builtin_adjust_descriptor): Likewise.
684 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
685 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
686 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
687 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
688 Set STATIC_CHAIN_REG_P on the static chain register, if any.
689 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
690 (expand_call): Likewise. Move around call to prepare_call_address
691 and pass all flags to it.
692 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
693 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
694 (gimple_call_set_by_descriptor): New setter.
695 (gimple_call_by_descriptor_p): New getter.
696 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
697 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
698 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
699 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
700 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
701 * rtl.h (STATIC_CHAIN_REG_P): New macro.
702 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
703 * target.def (custom_function_descriptors): New POD hook.
704 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
705 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
706 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
707 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
708 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
709 (build_common_builtin_nodes): Initialize init_descriptor and
711 * tree-nested.c: Include target.h.
712 (struct nesting_info): Add 'any_descr_created' field.
713 (get_descriptor_type): New function.
714 (lookup_element_for_decl): New function extracted from...
715 (create_field_for_decl): Likewise.
716 (lookup_tramp_for_decl): ...here. Adjust.
717 (lookup_descr_for_decl): New function.
718 (convert_tramp_reference_op): Deal with descriptors.
719 (build_init_call_stmt): New function extracted from...
720 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
721 * defaults.h (FUNCTION_ALIGNMENT): Define.
722 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
723 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
724 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
725 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
726 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
728 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
730 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
731 constants in CONST_VECTORs.
733 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
735 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
736 register as destination of bmask.
737 (vector_init_bshuffle): Likewise.
738 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
739 (bmaskdi_vis): Enable only in 64-bit mode.
741 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
743 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
744 make LR a separately shrink-wrapped component unless savres_strategy
745 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
746 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
747 wrapping when not both {SAVE,REST}_INLINE_GPRS.
749 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
751 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
752 and keep looping on failure.
754 2016-10-14 David Malcolm <dmalcolm@redhat.com>
756 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
758 (print_rtx_function): Update example in comment for...
759 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
760 non-virtual pseudos with a '%' sigil followed by the regno, offset
761 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
762 pseudo is dumped as "%0".
764 2016-10-14 Jakub Jelinek <jakub@redhat.com>
767 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
770 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
772 * config/sparc/sparc-passes.def: New file.
773 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
774 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
775 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
777 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
779 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
780 loop peel to loops with exit test at the beginning.
782 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
784 PR rtl-optimization/68212
785 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
786 frequency when computing scale factor for peeled copies.
787 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
788 values for switch/peel blocks/edges.
790 2016-10-14 Pedro Alves <palves@redhat.com>
792 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
794 2016-10-14 Catherine Moore <clm@codesourcery.com>
796 * gcc/config/mips/mips.c (mips_prepare_pch_save): Initialize
797 micromips_globals to zero.
799 2016-10-14 Richard Biener <rguenther@suse.de>
801 PR tree-optimization/77979
802 * tree-vrp.c (compare_name_with_value): Handle released SSA names
803 in the equivalency sets.
804 (compare_names): Likewise.
806 2016-10-14 Martin Liska <mliska@suse.cz>
808 * builtins.h(target_char_cst_p): Declare the function.
809 * builtins.c (fold_builtin_memchr): Remove.
810 (target_char_cst_p): Move the function from gimple-fold.c.
811 (fold_builtin_3): Do not call the function.
812 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
813 (gimple_fold_builtin): Call the function.
814 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
816 2016-10-14 Martin Liska <mliska@suse.cz>
818 * builtins.c (fold_builtin_strcmp): Remove function.
819 (fold_builtin_strncmp): Likewise.
820 (fold_builtin_2): Remove call of the function.
821 (fold_builtin_3): Likewise.
822 * fold-const-call.c (fold_const_call): Add constant folding
823 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
824 * fold-const-call.h (build_cmp_result): Declare the function.
825 * gimple-fold.c (gimple_load_first_char): New function.
826 (gimple_fold_builtin_string_compare): Likewise.
827 (gimple_fold_builtin): Call the function.
829 2016-10-14 Nathan Sidwell <nathan@acm.org>
831 * gcov-io.c (gcov_open): Deconstify 'mode'.
833 2016-10-14 Martin Liska <mliska@suse.cz>
835 * fold-const.c (c_getstr): Support of properly \0-terminated
836 string constants. New argument is added.
837 * fold-const.h: New argument is added.
839 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
841 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
843 (aarch64_print_hint_for_core): Likewise.
844 (aarch64_print_hint_for_arch): Likewise.
845 (aarch64_validate_march): Use it. Fix indentation in type signature.
846 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
847 (aarch64_validate_mtune): Likewise.
848 (aarch64_handle_attr_arch): Likewise.
849 (aarch64_handle_attr_cpu): Likewise.
850 (aarch64_handle_attr_tune): Likewise.
852 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
854 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
857 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
859 * config/m68k/m68k.c (m68k_option_override): Check
860 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
861 instead of stack_limit_rtx.
863 2016-10-13 Jakub Jelinek <jakub@redhat.com>
865 * dwarf2out.c (gen_member_die): Handle inline static data member
868 2016-10-13 Nathan Sidwell <nathan@acm.org>
870 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
871 gcov_var.mode. Remove unnecessary fstat.
873 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
876 * function.c (thread_prologue_and_epilogue_insns): Call all
877 make_*logue_seq in the same order as traditional. Call them
878 all a second time if shrink_wrapped_separate.
880 2016-10-13 Marek Polacek <polacek@redhat.com>
882 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
883 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
886 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
888 PR tree-optimization/77937
889 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
890 to infinite when we have a pointer with an increment of -1.
892 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
894 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
896 * memmodel.h: This file.
897 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
898 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
899 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
900 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
901 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
902 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
903 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
904 compare-elim.c, config/aarch64/aarch64-builtins.c,
905 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
906 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
907 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
908 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
909 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
910 config/darwin.c, config/epiphany/epiphany.c,
911 config/epiphany/mode-switch-use.c,
912 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
913 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
914 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
915 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
916 config/m68k/m68k.c, config/mcore/mcore.c,
917 config/microblaze/microblaze.c, config/mmix/mmix.c,
918 config/mn10300/mn10300.c, config/moxie/moxie.c,
919 config/msp430/msp430.c, config/nds32/nds32-cost.c,
920 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
921 config/nds32/nds32-memory-manipulation.c,
922 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
923 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
924 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
925 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
926 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
927 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
928 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
929 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
930 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
931 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
932 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
933 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
934 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
935 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
936 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
937 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
938 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
939 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
940 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
941 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
942 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
943 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
944 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
945 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
946 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
947 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
948 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
949 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
950 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
951 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
952 var-tracking.c, varasm.c: Include memmodel.h.
953 * genattrtab.c (write_header): Include memmodel.h in generated file.
954 * genautomata.c (main): Likewise.
955 * gengtype.c (open_base_files): Likewise.
956 * genopinit.c (main): Likewise.
957 * genconditions.c (write_header): Include memmodel.h earlier in
959 * genemit.c (main): Likewise.
960 * genoutput.c (output_prologue): Likewise.
961 * genpeep.c (main): Likewise.
962 * genpreds.c (write_insn_preds_c): Likewise.
963 * genrecog.c (write_header): Likewise.
964 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
966 2016-10-13 David Malcolm <dmalcolm@redhat.com>
968 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
969 for new "compact" param of print_rtx_function. Check for "cinsn"
971 * print-rtl-function.c (flag_compact): New decl.
972 (print_rtx_function): Add param "compact" and use it to set
973 flag_compact, adding a description of the effect to the leading
974 comment, and updating the example output.
975 * print-rtl.c (flag_compact): New variable.
976 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
978 (print_rtx_operand_code_i): When printing source locations, wrap
979 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
980 (print_rtx_operand_code_r): Don't print regnos for hard regs and
981 virtuals in compact mode.
982 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
983 apart from in LABEL_REFs.
984 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
985 Don't print basic block ids in compact mode.
986 (print_rtx): In compact mode, prefix the code of insns with "c",
987 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
988 * print-rtl.h (print_rtx_function): Add "compact" param.
990 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
992 * arm.h (TARGET_VFP): Delete.
993 (TARGET_VFPD32): Remove references to TARGET_VFP.
994 (TARGET_VFP3, TARGET_VFP5): Likewise.
995 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
996 (TARGET_NEON_FP16): Likewise.
997 (TARGET_FMA): Likewise.
998 (TARGET_CRYPTO): Likewise.
999 (TARGET_NEON): Likewise.
1000 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1001 (FUNCTION_ARG_REGNO_P): Likewise.
1002 * arm.c (arm_option_check_internal): Likewise.
1003 (arm_option_override): Likewise.
1004 (use_return_insn): Likewise.
1005 (arm_function_value_regno_p): Likewise.
1006 (arm_apply_result_size): Likewise.
1007 (use_vfp_abi): Likewise.
1008 (arm_legitimate_address_outer_p): Likewise.
1009 (thumb2_legitimate_address_p): Likewise.
1010 (arm_legitimate_index_p): Likewise.
1011 (thumb2_legitimate_index_p): Likewise.
1012 (arm_legitimate_address): Likewise.
1013 (arm_get_vfp_saved_size): Likewise.
1014 (arm_emit_vfp_multi_reg_pop): Likewise.
1015 (arm_get_frame_offsets): Likewise.
1016 (arm_save_coproc_regs): Likewise.
1017 (arm_hard_regno_mode_ok): Likewise.
1018 (arm_expand_epilogue_apcs_frame): Likewise.
1019 (arm_expand_epilogue): Likewise.
1020 (arm_file_start): Likewise.
1021 (arm_conditional_register_usage): Likewise.
1022 (arm_validize_comparison): Use vfp_compare_operand directly.
1023 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
1024 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
1026 (arm_atomic_assign_expand_fenv): Likewise.
1027 * arm.md (divsf3): Likewise.
1028 (arm_negsi2): Likewise.
1030 (arm_movdi): Likewise.
1031 (arm_movt): Likewise.
1032 (cbranchsf4): Change predicate to vfp_compare_operand.
1033 (cbranchdf4): Change predicate to vfp_compare_operand.
1034 (cstorehf4): Change predicate to vfp_compare_operand.
1035 (cstoresf4): Change predicate to vfp_compare_operand.
1036 (cstoredf4): Change predicate to vfp_compare_operand.
1037 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
1038 (movhi_insn_arch4, movhi_bytes): Likewise.
1039 * constraints.md (Dt): Likewise.
1041 * iterators.md (SDF): Likewise.
1042 * predicates.md (arm_float_compare_operand): Delete.
1043 (const_double_vcvt_power_of_two_reciprocal): Remove references to
1045 (const_double_vcvt_power_of_two): Likewise.
1046 * thumb2.md thumb2_movsi_insn): Likewise.
1047 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
1048 (movhf_vfp): Likewise.
1049 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
1050 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
1051 (movsf_vfp, thumb2_movsf_vfp): Likewise.
1052 (movdf_vfp, thumb2_movdf_vfp): Likewise.
1053 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
1054 (subsf3_vfp, divsf3_vfp): Likewise.
1055 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
1056 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
1057 (mulsf3negsfsubsf_vfp): Likewise.
1058 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
1059 (floatunssisf2, sqrtsf2_vfp): Likewise.
1060 (movcc_vfp): Likewise.
1061 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
1062 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
1063 (push_multi_vfp): Likewise.
1064 (set_fpscr, get_fpscr): Likewise.
1065 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
1067 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
1069 * arm.h (TARGET_VFP): Unconditionally define to 1.
1070 (arm_fpu_desc): Remove 'model' field.
1071 (TARGET_FPU_MODEL): Delete.
1072 * arm.c (all_fpus): Don't initialize the model field.
1073 (arm_can_inline_p): Don't check the FPU model.
1074 * arm-fpus.def: Remove redundant model field from all FPU
1077 2016-10-13 Richard Biener <rguenther@suse.de>
1080 * genmatch.c (struct capture): Add value_match member.
1081 (commutate): Preserve value_match.
1082 (lower_opt_convert): Likewise.
1083 (lower_cond): Likewise.
1084 (replace_id): Likewise.
1085 (struct dt_operand): Add value_match member.
1086 (decision_tree::cmp_node): Compare it.
1087 (decision_tree::insert_operand): Honor it when finding and
1088 when appending a DT_MATCH.
1089 (dt_operand::gen_match_op): Generate a type check after
1090 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
1091 (parser::get_internal_capture_id): New helper.
1092 (parser::finish_match_operand): New function lowering @@<id>.
1093 (parser::parse_capture): Parse @@<id> as value-match.
1094 (parser::parse_expr): Use get_internal_capture_id.
1095 (parser::parse_simplify): Call finish_match_operand.
1096 (walk_captures): New helper.
1097 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
1099 ((X /[ex] A) * A -> X): Likewise.
1100 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
1101 convert[12] and value-matching.
1102 ((A | B) & (A | C) -> A | (B & C)): Likewise.
1103 ((X | Y) | Y -> X | Y): Likewise.
1104 ((X ^ Y) ^ Y -> X): Likewise.
1105 (A - (A & B) -> ~B & A): Likewise.
1106 ((T)(P + A) - (T)P -> (T) A): Likewise.
1107 ((T)P - (T)(P + A) -> -(T) A): Likewise.
1108 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
1109 * doc/match-and-simplify.texi: Amend capture section.
1111 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
1113 * config/arc/arc.md (umul_600): Remove predicated variant.
1114 (umul64_600): Likewise.
1116 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
1118 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
1120 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1122 * tree-vect-loop.c (loop_niters_no_overflow): New func.
1123 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
1124 no-overflow information to vect_do_peeling_for_loop_bound and
1125 vect_gen_vector_loop_niters.
1127 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1129 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
1132 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1134 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
1135 adjust_vec automatically.
1136 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
1137 param exit_bb to guard_to.
1138 (slpeel_checking_verify_cfg_after_peeling):
1139 (set_prologue_iterations):
1140 (create_lcssa_for_virtual_phi): New func which is factored out from
1141 slpeel_tree_peel_loop_to_edge.
1142 (slpeel_tree_peel_loop_to_edge):
1143 (iv_phi_p): New func.
1144 (vect_can_advance_ivs_p): Call iv_phi_p.
1145 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
1146 new gimple stmts in basic block.
1147 (vect_gen_niters_for_prolog_loop): Rename to...
1148 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
1149 adjust implementation.
1150 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
1151 sizetype if necessary.
1152 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
1153 it to external function.
1154 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
1155 (vect_gen_vector_loop_niters_mult_vf): New.
1156 (slpeel_update_phi_nodes_for_loops): New.
1157 (slpeel_update_phi_nodes_for_guard1): Reimplement.
1158 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
1159 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
1160 * tree-vect-loop.c (vect_build_loop_niters): Move to file
1161 tree-vect-loop-manip.c
1162 (vect_generate_tmps_on_preheader): Delete.
1163 (vect_transform_loop): Rename vectorization_factor to vf. Call
1164 vect_do_peeling instead of vect_do_peeling-* functions.
1165 * tree-vectorizer.h (vect_do_peeling): New decl.
1166 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
1167 (vect_do_peeling_for_loop_bound): Delete.
1168 (vect_do_peeling_for_alignment): Delete.
1170 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1172 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
1173 duplicated loop after its preheader and after the original loop.
1175 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1177 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
1178 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
1180 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1182 * tree-vect-loop.c (vectorizable_live_operation): Support handling
1183 for live variable outside loop but not in lcssa form.
1185 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1187 * cfg.c (reset_original_copy_tables): New func.
1188 * cfg.h (reset_original_copy_tables): New decl.
1190 2016-10-13 Jakub Jelinek <jakub@redhat.com>
1193 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
1195 * varasm.c (default_binds_local_p_3): Formatting fix.
1197 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1199 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
1201 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
1202 Remove useless code.
1204 2016-10-13 Martin Liska <mliska@suse.cz>
1206 PR tree-optimization/77943
1207 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
1208 a different EH landing pads.
1210 2016-10-13 Jakub Jelinek <jakub@redhat.com>
1213 * hooks.h (hook_tree_void_null): Declare.
1214 * hooks.c (hook_tree_void_null): New function.
1215 * langhooks.c (lhd_return_null_tree_v): Remove.
1216 * langhooks-def.h (lhd_return_null_tree_v): Remove.
1217 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
1218 set y to const0_rtx.
1219 * function.c (stack_protect_epilogue): Likewise.
1220 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
1221 if TARGET_THREAD_SSP_OFFSET is defined.
1222 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1223 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1224 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1225 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1226 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1227 (ix86_stack_protect_guard): New function.
1229 2016-10-13 Richard Biener <rguenther@suse.de>
1231 * dwarf2out.c (tree_add_const_value_attribute): Do not try
1232 rtl_for_decl_init during early phase.
1233 (gen_variable_die): Do not create locations during early phase.
1234 (gen_label_die): Likewise.
1235 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
1238 2016-10-12 Richard Biener <rguenther@suse.de>
1240 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
1241 try_add_new_range and made to eturn new range.
1242 (evrp_dom_walker::before_dom_children): Push op1 value range before
1243 pushing op0 value range.
1245 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1247 PR tree-optimization/77937
1248 * gimple-ssa-strength-reduction.c (analyze_increments): Use
1249 POINTER_TYPE_P on the candidate type to determine whether
1250 candidates in this chain require pointer arithmetic.
1252 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
1254 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
1255 correction if the type is smaller than a word.
1256 (visium_select_cc_mode): Add ... fall through ... comment.
1258 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1260 * config/rs6000/rs6000.c (machine_function): Add new fields
1261 gpr_is_wrapped_separately and lr_is_wrapped_separately.
1262 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
1263 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
1264 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
1265 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
1266 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
1267 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
1268 (rs6000_get_separate_components): New function.
1269 (rs6000_components_for_bb): New function.
1270 (rs6000_disqualify_components): New function.
1271 (rs6000_emit_prologue_components): New function.
1272 (rs6000_emit_epilogue_components): New function.
1273 (rs6000_set_handled_components): New function.
1274 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
1275 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
1276 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
1277 (rs6000_emit_epilogue): Don't emit GPR restores if
1278 gpr_is_wrapped_separately for that register. Don't make a
1279 REG_CFA_RESTORE note for registers we did not restore, either.
1281 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1283 * function.c (thread_prologue_and_epilogue_insns): Call
1284 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
1285 if it has possibly changed. Compute the split_prologue_seq and
1286 epilogue_seq later, too.
1287 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
1288 (dump_components): New function.
1289 (struct sw): New struct.
1291 (init_separate_shrink_wrap): New function.
1292 (fini_separate_shrink_wrap): New function.
1293 (place_prologue_for_one_component): New function.
1294 (spread_components): New function.
1295 (disqualify_problematic_components): New function.
1296 (emit_common_heads_for_components): New function.
1297 (emit_common_tails_for_components): New function.
1298 (insert_prologue_epilogue_for_components): New function.
1299 (try_shrink_wrapping_separate): New function.
1300 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
1302 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1304 * regrename.c (build_def_use): Invalidate chains that have a
1305 REG_CFA_RESTORE on some instruction.
1307 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1309 * dce.c (delete_unmarked_insns): Don't delete instructions with
1310 a REG_CFA_RESTORE note.
1312 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1314 * common.opt (-fshrink-wrap-separate): New flag.
1315 * doc/invoke.texi: Document it.
1316 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
1317 * doc/tm.texi: Regenerate.
1318 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
1319 * target.def (shrink_wrap): New hook vector.
1320 (get_separate_components, components_for_bb, disqualify_components,
1321 emit_prologue_components, emit_epilogue_components,
1322 set_handled_components): New hooks.
1324 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1326 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
1327 vector return by reference only if -Wpsabi.
1328 (rs6000_pass_by_reference): Similarly, for argument passing.
1330 2016-10-12 David Malcolm <dmalcolm@redhat.com>
1332 * function-tests.c: Include "print-rtl.h".
1333 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
1334 function, and verify what is dumped.
1335 * print-rtl-function.c (print_edge): New function.
1336 (begin_any_block): New function.
1337 (end_any_block): New function.
1338 (can_have_basic_block_p): New function.
1339 (print_rtx_function): Track the basic blocks of insns in the
1340 chain, wrapping those that are within blocks within "(block)"
1341 directives. Remove the "(cfg)" directive.
1343 2016-10-12 David Malcolm <dmalcolm@redhat.com>
1345 * selftest.c (selftest::read_file): New function.
1346 (selftest::test_read_file): New function.
1347 (selftest::selftest_c_tests): Call test_read_file.
1348 * selftest.h (selftest::read_file): New decl.
1350 2016-10-12 Richard Biener <rguenther@suse.de>
1353 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
1356 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
1358 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
1360 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
1361 dwarf2out_assembly_start.
1363 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
1365 * Makefile.in (SELFTEST_FLAGS): New variable.
1366 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
1368 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
1371 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
1373 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
1374 dumped in RTL dumps.
1376 2016-10-12 Martin Liska <mliska@suse.cz>
1378 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
1379 (gimple_fold_builtin_memory_op): Use the function.
1380 (gimple_fold_builtin_strchr): Likewise.
1381 (gimple_fold_builtin_strcat): Likewise.
1382 (gimple_build): Likewise.
1384 2016-10-12 Nathan Sidwell <nathan@acm.org>
1386 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
1388 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
1390 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
1391 equivalent 32-bit constant (modulo 2**32) when that yields
1392 smaller instructions.
1393 (size_of_int_loc_descriptor): Update accordingly.
1395 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
1397 * dwarf2out.c (dwarf2out_early_global_decl): For nested
1398 functions, call dwarf2out_decl on the parent function first.
1400 2016-10-12 Richard Biener <rguenther@suse.de>
1402 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
1405 2016-10-12 Richard Biener <rguenther@suse.de>
1407 * tree-ssa-propagate.c
1408 (substitute_and_fold_dom_walker::before_dom_children): Do not
1409 ignore ASSERT_EXPRs but only preserve them.
1410 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
1411 that have been propagated into.
1412 (vrp_finalize): Enable DCE for substitute_and_fold.
1414 2016-10-12 Richard Biener <rguenther@suse.de>
1416 PR tree-optimization/77920
1417 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
1418 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
1419 (simplify_abs_using_ranges): Likewise.
1420 (simplify_conversion_using_ranges): Likewise.
1421 (simplify_stmt_using_ranges): Adjust.
1423 2016-10-12 Jakub Jelinek <jakub@redhat.com>
1425 PR tree-optimization/77929
1426 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
1427 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
1429 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1432 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
1433 needs a base register for arg 1.
1435 2016-10-12 Jakub Jelinek <jakub@redhat.com>
1437 * common.opt (Wimplicit-fallthrough) Turn into alias to
1438 -Wimplicit-fallthrough=3. Remove EnabledBy.
1439 (Wimplicit-fallthrough=): New option.
1440 * gimplify.c (warn_implicit_fallthrough_r): Use
1441 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
1442 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
1443 to -Wimplicit-fallthrough=3.
1444 (-Wimplicit-fallthrough=): Document.
1446 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
1448 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
1449 and GEU in DImode if TARGET_SUBXC.
1450 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
1451 (seqdi<W:mode>_zero_subxc): Delete.
1452 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
1453 (neg_seqdi<W:mode>_zero_vis3): Delete.
1454 (plus_seqdi<W:mode>_zero): Likewise.
1455 (minus_seqdi<W:mode>_zero): Likewise.
1456 (plus_plus_sltu<W:mode>): Accept only register.
1457 (addx<W:mode>): Likewise.
1458 (plus_sltu<W:mode>_vis3): Likewise.
1459 (plus_plus_sltu<W:mode>_vis3): Likewise.
1460 (neg_sgeu<W:mode>_vis3): Delete.
1461 (minus_sgeu<W:mode>_vis3): Likewise.
1462 (addxc<W:mode>): Accept only registers.
1463 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
1464 (minus_neg_sltu<W:mode>_subxc): Accept only register.
1465 (neg_plus_sltu<W:mode>_subxc): Likewise.
1466 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
1467 (minus_minus_sltu<W:mode>_subxc): Accept only register.
1468 (sgeu<W:mode>_insn_subxc): Delete.
1469 (plus_sgeu<W:mode>_subxc): Likewise.
1470 (subxc<W:mode>): Accept only register.
1471 (scc splitter): Split always GEU again.
1473 2016-10-11 Jeff Law <law@redhat.com>
1475 PR tree-optimization/77424
1476 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
1477 dead conditionals. Assert that all e->aux fields are NULL.
1479 2016-10-11 David Malcolm <dmalcolm@redhat.com>
1481 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
1482 operand-printing "switch" statement into...
1483 (print_rtx_operand_code_0): ...this new function, ...
1484 (print_rtx_operand_code_e): ...this new function, ...
1485 (print_rtx_operand_codes_E_and_V): ...this new function, ...
1486 (print_rtx_operand_code_i): ...this new function, ...
1487 (print_rtx_operand_code_r): ...this new function, ...
1488 (print_rtx_operand_code_u): ...this new function, ...
1489 (print_rtx_operand): ...and this new function.
1491 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
1493 * config/alpha/alpha-passes.def: New file.
1494 * config/alpha/t-alpha: New file.
1495 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
1496 (make_pass_handle_trap_shadows): New prototype.
1497 (make_pass_align_insns): Ditto.
1498 * config/alpha/alpha.c (alpha_option_override): Don't register
1500 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
1502 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1505 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
1506 distinct __ibm128 IBM extended double type if long doubles are
1507 128-bits and the default format for long double is IEEE 128-bit.
1509 2016-10-11 Richard Biener <rguenther@suse.de>
1511 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
1512 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
1513 (verify_die): New function.
1514 (dwarf2out_finish): Call it.
1515 (output_line_info): Handle case of -gsplit-dwarf without
1516 DWARF2_ASM_LINE_DEBUG_INFO.
1518 2016-10-11 Richard Biener <rguenther@suse.de>
1521 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
1522 sub-chains of BLOCK_VARS and gimple_bind_vars.
1524 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
1526 * config/i386/znver1.md : Fix imov/imovx load type reservations.
1528 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
1530 * config/sparc/sparc.opt (msubxc): New option.
1531 * doc/invoke.texi (SPARC options): Document it and tidy up.
1532 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
1533 * doc/tm.texi: Regenerate.
1534 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
1536 (CCX_NOOV): Rename into...
1540 * config/sparc/predicates.m (fcc_register_operand): Simplify.
1541 (fcc0_register_operand): Likewise.
1542 (icc_register_operand): New.
1543 (icc_or_fcc_register_operand): Simplify.
1544 (nz_comparison_operator): New.
1545 (c_comparison_operator): Likewise.
1546 (noov_compare_operator): Rename into...
1547 (icc_comparison_operator): ...this. Use above predicates.
1548 (noov_compare64_operator): Rename into...
1549 (v9_comparison_operator): ...this and tidy up.
1550 (fcc_comparison_operator): New.
1551 (icc_or_fcc_comparison_operator): Likewise.
1552 (v9_register_compare_operator): Rename info...
1553 (v9_register_comparison_operator): ...this.
1554 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
1555 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
1557 (sparc_fixed_condition_code_regs): New function.
1558 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
1559 renaming and add support for CCC/CCXC.
1560 (output_cbranch): Likewise.
1561 (sparc_print_operand): Likewise.
1562 (gen_v9_scc): Remove obsolete assertion.
1563 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
1564 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
1565 (output_cbcond): Remove bogus handling of CC modes.
1566 (sparc_register_move_cost): Return 100 for NO_REGS.
1567 * config/sparc/sparc.md (W): New mode iterator.
1568 (length): Adjust for noov_compare64_operator renaming.
1569 (cmpsi_sne): New instruction.
1570 (cmpdi_sne): Likewise.
1571 (seqdi_special): Delete.
1572 (seqdi_special): Likewise.
1573 (snesi<P:mode>_special): Likewise.
1574 (snedi_special): Likewise.
1575 (snedi_special_vis3): Likewise.
1576 (snesi patterns): Use W iterator.
1577 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
1578 (sltu patterns): Likewise.
1579 (sgeu patterns): Likewise.
1580 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
1581 (normal_branch): Use icc_comparison_operator predicate.
1582 (inverted_branch): Likewise.
1583 (cbcond_sp32): Use comparison_operator predicate.
1584 (cbcond_sp64): Likewise.
1585 (normal_int_branch_sp64): Adjust for renaming
1586 (inverted_int_branch_sp64): Likewise.
1587 (mov<I:mode>_cc_reg_sp64): Likewise.
1588 (movsf_cc_reg_sp6): Likewise.
1589 (movdf_cc_reg_sp64): Likewise.
1590 (movtf_cc_reg_hq_sp64): Likewise.
1591 (movtf_cc_reg_sp64): Likewise.
1592 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
1593 (movsf_cc_v9): Likewise.
1594 (movdf_cc_v9): Likewise.
1595 (movtf_cc_hq_v9): Likewise.
1596 (movtf_cc_v9): Likewise.
1597 (adddi3): Call gen_adddi3_sp32.
1598 (adddi3_insn_sp32): Rename to...
1599 (adddi3_sp32): ...this. Accept only register_operand as operand #1
1600 and use CCCmode for the carry.
1601 (addx_extend_sp32): Use CCCmode for the carry.
1602 (addx_extend_sp64): Delete.
1603 (adddi3_extend_sp32): Use CCCmode for the carry.
1604 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
1605 (subdi3): Call gen_subdi3_sp32.
1606 (subdi3_insn_sp32): Rename to...
1607 (subdi3_sp32): ...this and use CCmode for the carry.
1608 (subx_extend_sp32): Use CCCmode for the carry.
1609 (subx_extend_sp64): Delete.
1610 (subdi3_extend_sp32): Use CCmode for the carry.
1611 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
1612 (negdi3): Call gen_negdi3_sp32.
1613 (negdi3_sp32): Use CCCmode for the carry.
1614 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
1615 (cmp_nz_ashift_1): Use CCNZ mode.
1616 (cmp_nz_set_ashift_1): Likewise.
1617 (ctrapsi4): Use comparison_operator predicate.
1618 (ctrapdi4): Likewise.
1619 (trapsi_insn): Use icc_comparison_operator predicate.
1620 (trapdi_insn): Likewise.
1621 (edge8 patterns): Use CCNZmode.
1622 (edge16 patterns): Likewise.
1623 (edge32 patterns): Likewise.
1625 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
1627 * config/visium/visium-modes.def (CC_NOOV): Rename into...
1629 (CC_BTST): Rename into...
1631 * config/visium/predicates.md (real_add_operand): New.
1632 (visium_btst_operator): Rename into...
1633 (visium_equality_comparison_operator): ...this.
1634 (visium_noov_operator): Rename into...
1635 (visium_nz_comparison_operator): ...this.
1636 (visium_c_comparison_operator): New.
1637 (visium_branch_operator): Adjust and deal with all CC modes.
1638 * config/visium/visium.c (visium_adjust_cost): Adjust.
1639 (visium_split_double_add): Use the *_set_carry patterns.
1640 (visium_select_cc_mode): Add support for CCC mode and adjust.
1641 (output_cbranch): Adjust and use the carry-based operators for
1642 floating-point comparisons.
1643 * config/visium/visium.md (flags_subst_arith): Adjust.
1644 (addsi3_insn_set_carry): New instruction.
1645 (subsi3_insn_set_carry): Likewise.
1646 (negsi2_insn_set_carry): Likewise.
1648 (cmp<mode>_sne): Likewise.
1649 (cbranch<mode>4): Use ordered_comparison_operator.
1650 (cbranch<mode>4_insn): Likewise.
1651 (cbranchsi4_btst_insn): Adjust.
1653 2016-10-11 Tom de Vries <tom@codesourcery.com>
1656 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
1659 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
1661 * tree.h (build_complex_type): Add second parameter with default.
1662 * tree.c (build_complex_type): Add NAMED second parameter and adjust
1663 recursive call. Create a TYPE_DECL only if NAMED is true.
1664 (build_common_tree_nodes): Pass true in calls to build_complex_type.
1666 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
1668 New avr-passes.def to register AVR specific passes.
1670 * config/avr/avr-passes.def: New file.
1671 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
1672 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
1673 (make_avr_pass_recompute_note): New proto.
1674 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
1675 (avr_pass_recompute_notes): Use anonymous namespace.
1676 (avr_register_passes): Remove function...
1677 (avr_option_override): ...and its call.
1679 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
1681 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
1682 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
1683 PTF_AVOID_BRANCHLIKELY_SPEED for others.
1684 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
1686 * config/mips/mips.c (mips_option_override): Enable the branch
1687 likely depending on the tune flags and optimization level.
1688 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
1689 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
1690 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
1691 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
1693 2016-10-11 Richard Biener <rguenther@suse.de>
1695 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
1696 (output_function): Properly stream the whole block tree.
1697 * lto-streamer-in.c (input_function): Likewise.
1699 2016-10-11 Marek Polacek <polacek@redhat.com>
1701 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
1703 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
1705 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
1706 (evrp_dom_walker::before_dom_children): Infer and push new value
1707 ranges for x in y < x.
1709 2016-10-10 Joseph Myers <joseph@codesourcery.com>
1712 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
1713 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
1714 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
1715 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
1716 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
1717 (IA64_NO_LIBGCC_TFMODE): Likewise.
1719 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
1721 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
1724 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
1726 * config.gcc: Add aarch64-*-freebsd* support.
1727 * config.host: Likewise.
1728 * config/aarch64/aarch64-freebsd.h: New file.
1729 * config/aarch64/t-aarch64-freebsd: Ditto.
1731 2016-10-10 Jeff Law <law@redhat.com>
1733 PR tree-optimization/71947
1734 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
1735 B with A within a single statement.
1737 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1739 PR tree-optimization/77824
1740 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
1741 zero cost for copies.
1742 (find_candidates_dom_walker::before_dom_children): Replace
1743 MODIFY_EXPR with SSA_NAME.
1744 (replace_mult_candidate): Likewise.
1745 (replace_profitable_candidates): Likewise.
1747 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1749 * config/s390/s390.h: Wrap more macros args in brackets and fix
1751 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
1753 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
1755 2016-10-10 Andreas Schwab <schwab@suse.de>
1758 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
1759 pseudo is not DImode.
1761 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
1763 * common/config/arc/arc-common.c (arc_option_optimization_table):
1764 Remove compact casesi option.
1765 * config/arc/arc.c (arc_override_options): Use compact casesi
1766 option only for pre-ARCv2 cores.
1767 * doc/invoke.texi (mcompact-casesi): Update text.
1769 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1771 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
1772 Add macro to say we can efficiently handle overlapping unaligned
1774 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
1775 poor code for processors older than p8.
1777 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
1779 * gen-pass-instances.awk: Remove GNUism.
1781 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1783 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
1784 NULL of (*ipcp_transformations)][node->uid].
1786 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
1788 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
1789 (MALLOC_ABI_ALIGNMENT): Define.
1791 2016-10-09 Jakub Jelinek <jakub@redhat.com>
1793 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
1794 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
1795 VAR_OR_FUNCTION_DECL_P macros.
1796 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
1797 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
1798 chkp_find_bounds_1): Likewise.
1799 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
1800 * hsa-gen.c (get_symbol_for_decl): Likewise.
1801 * cgraphunit.c (check_global_declaration, analyze_functions,
1802 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
1804 * gimple-fold.c (can_refer_decl_in_current_unit_p,
1805 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
1807 * tree.c (set_decl_section_name, copy_node_stat,
1808 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
1809 merge_dllimport_decl_attributes, handle_dll_attribute,
1810 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
1811 verify_type): Likewise.
1812 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
1813 find_explicit_erroneous_behavior): Likewise.
1814 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
1815 * ipa.c (process_references): Likewise.
1816 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
1817 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
1818 notice_global_symbol, assemble_variable, mark_decl_referenced,
1819 build_constant_desc, output_constant_def_contents, do_assemble_alias,
1820 make_decl_one_only, default_section_type_flags,
1821 categorize_decl_for_section, default_encode_section_info): Likewise.
1822 * trans-mem.c (requires_barrier): Likewise.
1823 * gimple-expr.c (mark_addressable): Likewise.
1824 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
1825 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
1826 expand_debug_expr): Likewise.
1827 * tree-dump.c (dequeue_and_dump): Likewise.
1828 * ubsan.c (instrument_bool_enum_load): Likewise.
1829 * tree-pretty-print.c (print_declaration): Likewise.
1830 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
1831 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
1832 * asan.c (asan_protect_global, instrument_derefs): Likewise.
1833 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
1834 pass_build_ssa::execute): Likewise.
1835 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
1836 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
1838 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
1840 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
1841 can_be_nonlocal, remap_decls, copy_debug_stmt,
1842 initialize_inlined_parameters, add_local_variables,
1843 reset_debug_binding, replace_locals_op): Likewise.
1844 * dse.c (can_escape): Likewise.
1845 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
1847 * tree-diagnostic.c (default_tree_printer): Likewise.
1848 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
1849 unpack_ts_decl_with_vis_value_fields,
1850 lto_input_ts_decl_common_tree_pointers): Likewise.
1851 * builtins.c (builtin_save_expr, fold_builtin_expect,
1852 readonly_data_expr): Likewise.
1853 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
1854 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
1856 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
1857 * gimplify.c (force_constant_size, gimplify_bind_expr,
1858 gimplify_decl_expr, gimplify_var_or_parm_decl,
1859 gimplify_compound_lval, gimplify_init_constructor,
1860 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
1861 gimplify_type_sizes): Likewise.
1862 * cgraphbuild.c (record_reference, record_type_list, mark_address,
1863 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
1864 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
1865 remove_unused_locals): Likewise.
1866 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
1867 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
1868 * function.c (instantiate_expr, instantiate_decls_1,
1869 setjmp_vars_warning, add_local_decl): Likewise.
1870 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
1872 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
1873 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
1874 optimize_va_list_gpr_fpr_size): Likewise.
1875 * tree-nrv.c (pass_nrv::execute): Likewise.
1876 * tsan.c (instrument_expr): Likewise.
1877 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
1878 * vtable-verify.c (verify_bb_vtables): Likewise.
1879 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
1880 get_ref_base_and_extent): Likewise.
1881 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
1883 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
1884 analyze_all_variable_accesses): Likewise.
1885 * tree-nested.c (get_nonlocal_debug_decl,
1886 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
1887 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
1888 get_local_debug_decl, convert_local_omp_clauses,
1889 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
1891 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
1892 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
1893 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
1894 dbxout_symbol, dbxout_common_check): Likewise.
1895 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
1896 string_constant): Likewise.
1897 * hsa.c (hsa_get_declaration_name): Likewise.
1898 * passes.c (rest_of_decl_compilation): Likewise.
1899 * tree-ssanames.c (make_ssa_name_fn): Likewise.
1900 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
1901 pack_ts_decl_with_vis_value_fields,
1902 write_ts_decl_common_tree_pointers): Likewise.
1903 * stor-layout.c (place_field): Likewise.
1904 * symtab.c (symtab_node::maybe_create_reference,
1905 symtab_node::verify_base, symtab_node::make_decl_local,
1906 symtab_node::copy_visibility_from,
1907 symtab_node::can_increase_alignment_p): Likewise.
1908 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
1909 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
1910 fortran_common, add_location_or_const_value_attribute,
1911 add_scalar_info, add_linkage_name, set_block_abstract_flags,
1912 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
1913 optimize_one_addr_into_implicit_ptr,
1914 optimize_location_into_implicit_ptr): Likewise.
1915 * gimple-low.c (record_vars_into): Likewise.
1916 * ipa-visibility.c (update_vtable_references): Likewise.
1917 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
1919 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
1920 DFS::DFS_write_tree_body, write_symbol): Likewise.
1921 * langhooks.c (lhd_warn_unused_global_decl,
1922 lhd_set_decl_assembler_name): Likewise.
1923 * attribs.c (decl_attributes): Likewise.
1924 * except.c (output_ttype): Likewise.
1925 * varpool.c (varpool_node::get_create, ctor_for_folding,
1926 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
1927 * fold-const.c (fold_unary_loc): Likewise.
1928 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
1929 ipa_find_agg_cst_from_init): Likewise.
1930 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
1931 expand_omp_target, lower_omp_regimplify_p,
1932 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
1933 find_link_var_op): Likewise.
1934 * tree-chrec.c (chrec_contains_symbols): Likewise.
1935 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
1936 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
1937 execute_fixup_cfg): Likewise.
1939 PR tree-optimization/77901
1940 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
1941 if ranges[i].exp is SSA_NAME when looking for >= and only when
1942 ranges[i].exp is NULL or SSA_NAME when looking for the other
1945 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1947 * ipa-cp.c (ipcp_alignment_lattice): Remove.
1948 (ipcp_param_lattices): Remove field alignment.
1949 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
1950 (set_all_contains_variable): Remove call to
1951 ipcp_alignment_lattice::set_to_bottom.
1952 (initialize_node_lattices): Likewise.
1953 (propagate_alignment_accross_jump_function): Remove.
1954 (propagate_constants_accross_call): Remove call to
1955 propagate_alignment_accross_jump_function.
1956 (ipcp_store_alignment_results): Remove.
1957 (ipcp_driver): Remove call to ipcp_store_alignment_results.
1958 (propagate_bits_accross_jump_function): Handle ancestor jump function.
1959 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
1960 pretty-printing of alignment jump function.
1961 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
1962 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
1963 alignments and remove computing ipa_alignment jump function.
1964 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
1965 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
1966 (ipa_read_jump_function): Remove reading of ipa_alignment.
1967 (write_ipcp_transformation_info): Remove streaming for alignment
1968 propagation summary.
1969 (read_ipcp_transformation_info): Remove reading of alignment
1970 propagation summary.
1971 (ipcp_update_alignments): Remove.
1972 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
1974 (ipcp_transform_function): Remove call to ipcp_update_alignments()
1975 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
1976 * ipa-prop.h (ipa_alignment): Remove.
1977 (ipa_jump_func): Remove field alignment.
1978 (ipcp_transformation_summary): Remove field alignments.
1979 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
1980 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
1981 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
1983 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
1985 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
1987 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
1989 (visium_expand_fp_cstore): Likewise.
1991 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1993 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
1994 * diagnostic.c (warning_at_rich_loc_n): New function.
1995 (diagnostic_n_impl_richloc): Likewise.
1996 (diagnostic_n_impl): Move most of the function to
1997 diagnostic_n_impl_richloc and call it.
1999 2016-10-08 Jakub Jelinek <jakub@redhat.com>
2001 * gen-pass-instances.awk: Rewritten.
2002 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
2003 $(PASSES_EXTRA) after passes.def to the script.
2004 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
2005 * config/i386/i386-passes.def: New file.
2006 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
2007 make_pass_stv): Declare.
2008 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
2010 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
2012 (pass_stv::clone, pass_stv::set_pass_param): New methods.
2013 (pass_stv::timode_p): New non-static data member.
2014 (ix86_option_override): Don't register passes here.
2016 * doc/invoke.texi: Document accepting Else, fallthrough.
2018 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
2021 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
2022 FALLTHRU comment styles.
2024 2016-10-07 Andrew Pinski <apinski@cavium.com>
2026 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
2027 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
2028 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
2030 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
2032 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
2034 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
2035 (AARCH64_ARCH): Likewise.
2036 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
2038 (AARCH64_CORE): Likewise.
2039 (AARCH64_ARCH): Likewise.
2040 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
2041 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
2042 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
2043 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
2044 (AARCH64_ARCH): Likewise.
2045 (AARCH64_CORE): Likewise.
2046 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
2047 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
2048 (AARCH64_CORE): Likewise.
2049 (AARCH64_ARCH): Likewise.
2051 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
2053 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
2054 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
2055 floating point type infrastructre, and -mfloat128 that enables the
2056 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
2057 if -mfloat128-type. Define __ibm128 to be long double by default.
2058 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
2059 the IEEE 128-bit floating point type infrastructure should
2060 automatically be enabled.
2061 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
2062 instead of -mfloat128 to enable KFmode.
2063 (rs6000_option_override_internal): Split the option -mfloat128
2064 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
2065 systems, automatically set -mfloat128-type, but don't enable it on
2066 other operating systems. Move setting the long double size and
2067 IEEE quad support before the IEEE 128-bit floating point changes.
2068 (rs6000_init_builtins): Do not create a unique type for __ibm128
2069 if long double is IBM extended double, instead rely on __ibm128
2070 being defined as 'long double'. If -mfloat128-type and not
2071 -mfloat128, create the KFmode type with an undocumented __ieee128
2073 (rs6000_init_libfuncs): Use -mfloat128-type instead of
2074 -mfloat128 for tests about the types, but keep tests for
2075 -mfloat128 to enable the keyword support.
2076 (rs6000_complex_function_value): Likewise.
2077 (rs6000_scalar_mode_supported_p): Likewise.
2078 (rs6000_floatn_mode): Likewise.
2079 (rs6000_c_mode_for_suffix): Likewise.
2080 (rs6000_opt_masks): Add -mfloat128-type.
2081 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
2082 -mfloat128-type being split from -mfloat128. Add
2083 -mfloat128-hardware, which was missing.
2084 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
2085 -mfloat128 and -mfloat128-type:
2086 (-mfloat128-type): Likewise.
2087 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
2088 that 64-bit Linux systems with enable -mfloat128-type by default
2090 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
2091 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
2092 -mfloat128-type instead of -mfloat128.
2093 (FLOAT128_2REG_P): Likewise.
2094 (MASK_FLOAT128_TYPE): Likewise.
2095 (ALTIVEC_ARG_MAX_RETURN): Likewise.
2096 (RS6000_BTM_FLOAT128): Likewise.
2097 (TARGET_FLOAT128): Poison old identifiers.
2098 (OPTION_MASK_FLOAT128): Likewise.
2099 (MASK_FLOAT128): Likewise.
2100 * config/rs6000/rs6000.md (FP): Likewise.
2101 (FLOAT128): Likewise.
2102 (fix_trunc<mode>di2): Likewise.
2103 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
2104 (floatdi<mode>2): Likewise.
2105 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
2106 (neg<mode>2, FLOAT128 iterator): Likewise.
2107 (abs<mode>2, FLOAT128 iterator): Likewise.
2108 (ieee_128bit_negative_zero): Likewise.
2109 (ieee_128bit_vsx_neg<mode>2): Likewise.
2110 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
2111 (ieee_128bit_vsx_abs<mode>2): Likewise.
2112 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
2113 (ieee_128bit_vsx_nabs<mode>2): Likewise.
2114 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
2115 (extendiftf2): Likewise.
2116 (extendifkf2): Likewise.
2117 (extendtfkf2): Likewise.
2118 (trunciftf2): Likewise.
2119 (truncifkf2): Likewise.
2120 (trunckftf2): Likewise.
2121 (trunctfif2): Likewise.
2122 (extendkftf2): Likewise.
2123 (trunctfkf2): Likewise.
2125 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2127 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
2128 before merging in bytes to pass down to real_from_target.
2130 2016-10-07 Richard Biener <rguenther@suse.de>
2132 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
2134 (substitute_and_fold_dom_walker::before_dom_children):
2135 Substitute and fold before pass specific folding to avoid
2136 feeding that with SSA names that will be later released.
2137 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
2138 introduced by folding and visited by evaluate_stmt called during
2140 (likely_value): Likewise.
2141 (evaluate_stmt): Likewise.
2142 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
2143 (simplify_div_or_mod_using_ranges): Likewise.
2144 (simplify_min_or_max_using_ranges): Likewise.
2145 (simplify_abs_using_ranges): Likewise.
2146 (simplify_conversion_using_ranges): Likewise.
2147 (simplify_float_conversion_using_ranges): Likewise.
2148 (simplify_stmt_using_ranges): Likewise.
2150 2016-10-07 Marek Polacek <polacek@redhat.com>
2152 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
2153 FALLTHROUGH_LABEL_P here...
2154 (warn_implicit_fallthrough_r): ...not here.
2156 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
2158 PR tree-optimization/77880
2159 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
2162 2016-10-07 Marek Polacek <polacek@redhat.com>
2165 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
2167 2016-10-07 Richard Biener <rguenther@suse.de>
2169 * bitmap.h: Document constraints on bitmap modification while
2172 2016-10-07 Richard Biener <rguenther@suse.de>
2174 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
2175 * bitmap.h (bmp_iter_set): When advancing to the next element
2176 check that we didn't remove the current one.
2177 (bmp_iter_and): Likewise.
2178 (bmp_iter_and_compl): Likewise.
2179 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
2180 we currently iterate on but keep a one-level queue.
2181 * sched-deps.c (remove_from_deps): Do not clear current bit
2182 but keep a one-level queue.
2184 2016-10-07 Jakub Jelinek <jakub@redhat.com>
2186 PR tree-optimization/77664
2187 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
2188 for the other ranges.
2189 (optimize_range_tests_diff): Fix up formatting.
2190 (optimize_range_tests_var_bound): New function.
2191 (optimize_range_tests): Use it.
2193 2016-10-07 Martin Liska <mliska@suse.cz>
2195 * coverage.c (build_gcov_exit_decl): Fix priority what
2196 should be really 99.
2198 2016-10-07 Richard Biener <rguenther@suse.de>
2200 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
2201 vars in gimple_bind_vars but not in BLOCK_VARS.
2203 2016-10-07 Richard Biener <rguenther@suse.de>
2205 PR tree-optimization/77879
2206 * tree-ssa-structalias.c (handle_const_call): Properly handle
2208 (handle_pure_call): Likewise.
2210 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2212 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
2213 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
2216 2016-10-06 Andrew Pinski <apinski@cavium.com>
2218 * config/aarch64/aarch64-cores.def: Add a comment before each
2221 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
2223 PR tree-optimization/77862
2224 * tree-vrp.c (add_equivalence): Use get_value_range so that
2225 num_vr_values is checked before accessing vr_values.
2227 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
2229 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
2232 2016-10-05 Jeff Law <law@redhat.com>
2234 PR tree-optimization/71661
2235 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
2236 removal of a forwarder exposes a new natural loop.
2238 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
2240 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
2241 Introduce ssesuffix variable.
2242 (<mask_codefor><code><mode>3<mask_name>): Ditto.
2243 (*<code><mode>3): Ditto.
2245 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
2247 * postreload.c (reload_cse_simplify): Skip also USE when detecting
2250 2016-10-06 Richard Biener <rguenther@suse.de>
2252 PR tree-optimization/77855
2253 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
2254 instead of removing the current item while iterating over the set
2257 2016-10-06 James Clarke <jrtc27@jrtc27.com>
2258 Eric Botcazou <ebotcazou@adacore.com>
2261 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
2262 (classify_registers): Don't set it
2263 (function_arg_slotno): Don't initialize and test it. Tidy up.
2265 2016-10-06 Richard Biener <rguenther@suse.de>
2267 PR tree-optimization/77839
2268 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
2271 2016-10-06 Martin Liska <mliska@suse.cz>
2273 * gcc.c: Set -fprofile-update=atomic when profiling is
2274 enabled and -pthread is set. Warn when one combines
2275 -pthread and -fprofile-update=single for an app using
2278 2016-10-06 Martin Liska <mliska@suse.cz>
2281 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
2282 * gimple-ssa-strength-reduction.c (slsr_process_cast):
2283 Initialize a pointer to NULL.
2284 (slsr_process_copy): Likewise.
2285 * input.c (location_get_source_line): Likewise.
2286 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
2288 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
2290 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
2291 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
2292 (ix86_handle_option): Deleted handle of OPT_mpcommit.
2293 * config.gcc: Deleted pcommitintrin.h
2294 * config/i386/pcommitintrin.h: Deleted file.
2295 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
2296 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
2298 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
2300 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
2301 (PTA_PCOMMIT): Deleted define.
2302 (ix86_option_override_internal): Deleted handle of option.
2303 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
2304 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
2305 __builtin_ia32_pcommit): Deleted.
2306 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
2307 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
2308 (pcommit): Deleted instruction.
2309 * config/i386/i386.opt: Mention -mpcommit deprecation.
2310 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
2312 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
2315 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
2316 Remove wrong assert.
2317 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
2318 Use <round_constraint> as operand 1 constraint.
2320 2016-10-05 Jakub Jelinek <jakub@redhat.com>
2323 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
2324 (ubsan_instrument_float_cast): And not here.
2327 * ubsan.c (ubsan_ids): New GTY(()) array.
2328 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
2329 instead of static local counters.
2331 2016-10-05 Martin Sebor <msebor@redhat.com>
2334 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
2335 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
2336 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
2337 (default_printf_pointer_format): Define function.
2338 * targhooks.c (linux_printf_pointer_format): Define new function.
2339 * targhooks.h (linux_printf_pointer_format): Declare.
2340 (gnu_libc_printf_pointer_format): Remove declaration.
2342 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2344 * fold-const.c (native_encode_real): Fix logic for selecting offset
2345 to write to when BYTES_BIG_ENDIAN.
2347 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
2349 * builtins.c (fold_builtin_strchr): Remove function.
2350 (fold_builtin_strrchr): Likewise.
2351 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
2352 * gimple-fold.c (target_char_cst_p): New function.
2353 (gimple_fold_builtin_strchr) Add more foldings.
2354 (gimple_fold_builtin): Add index, strrchr, rindex cases.
2356 2016-10-05 Richard Biener <rguenther@suse.de>
2359 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
2360 capture ids in c-exprs.
2362 2016-10-05 Richard Biener <rguenther@suse.de>
2365 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
2366 with types_match for GIMPLE code gen to handle type mismatched
2368 (dt_operand::gen): Adjust.
2369 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
2372 2016-10-05 Richard Biener <rguenther@suse.de>
2374 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
2376 2016-10-05 Richard Biener <rguenther@suse.de>
2379 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
2381 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
2383 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
2384 version check to protect only DW_TAG_imported_module generation.
2386 2016-10-05 Richard Biener <rguenther@suse.de>
2389 * match.pd (min(a,-a) -> -abs(a)): New pattern.
2391 2016-10-04 Ian Lance Taylor <iant@golang.org>
2393 * explow.c (allocate_dynamic_stack_space): Call
2394 do_pending_stack_adjust before handling flag_split_stack.
2396 2016-10-04 David Malcolm <dmalcolm@redhat.com>
2398 * genattrtab.c (make_internal_attr): Supply dummy column number to
2401 * genoutput.c (init_insn_for_nothing): Likewise.
2402 * gensupport.c (add_define_attr): Likewise.
2403 * read-md.c (message_at_1): Print column number.
2404 (fatal_with_file_and_line): Likewise.
2405 (rtx_reader::read_char): Track column numbers.
2406 (rtx_reader::unread_char): Likewise.
2407 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
2408 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
2409 (rtx_reader::handle_file): Initialize m_read_md_colno.
2410 (rtx_reader::get_current_location): Supply column number to
2412 * read-md.h (struct file_location): Add field "colno".
2413 (file_location::file_location): Likewise.
2414 (rtx_reader::get_colno): New accessor.
2415 (rtx_reader::m_read_md_colno): New field.
2416 (rtx_reader::m_last_line_colno): New field.
2418 2016-10-04 Jakub Jelinek <jakub@redhat.com>
2420 * doc/extend.texi (Java Exceptions): Remove.
2421 (java_interface): Remove.
2423 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
2425 PR tree-optimization/77808
2426 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
2427 and addr are different before copying points-to information.
2429 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
2431 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
2432 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
2433 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
2434 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
2436 2016-10-04 Richard Biener <rguenther@suse.de>
2438 PR tree-optimization/77399
2439 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
2440 verify the target can convert.
2442 2016-10-04 Richard Biener <rguenther@suse.de>
2445 * explow.c (plus_constant): Verify the mode of the constant
2446 pool offset before calling plus_constant.
2448 2016-10-04 Richard Biener <rguenther@suse.de>
2451 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
2452 type support, mark with :C.
2453 (X / -X -> -1): Mark with :C.
2455 2016-10-04 Jakub Jelinek <jakub@redhat.com>
2457 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
2458 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
2459 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
2460 * doc/tm.texi: Regenerated.
2461 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
2462 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
2463 * config/darwin.h (JCR_SECTION_NAME): Remove.
2464 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
2465 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
2466 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
2467 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
2468 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
2469 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
2471 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2473 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
2474 between "because" and "param" in dump message in call to fprintf.
2476 2016-10-03 Jeff Law <law@redhat.com>
2478 PR tree-optimization/71550
2479 PR tree-optimization/71403
2480 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
2481 (profitable_jump_thread_path): Also return boolean indicating if
2482 the realized path will create an irreducible loop.
2483 Remove loop depth tests from 71403.
2484 (fsm_find_control_statement_thread_paths): Remove loop depth tests
2485 from 71403. If threading will create an irreducible loop, then
2486 throw away loop iteration and related information.
2488 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
2490 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
2491 -Woverloaded-virtual checks for warning options.
2492 * configure: Regenerate.
2494 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
2496 PR preprocessor/77699
2497 * input.c (maybe_grow): Don't allocate one byte extra headroom.
2498 (get_next_line): Return false on error.
2499 (read_next_line): Removed, use get_next_line instead.
2500 (read_line_num): Don't copy the line.
2501 (location_get_source_line): Don't use static data.
2502 (selftest::test_reading_source_line): Add more test cases.
2504 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2507 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2509 * ifcvt.c (noce_try_avoid_const_materialization): New function.
2510 (noce_process_if_block): Use it.
2512 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
2514 * doc/invoke.texi: Update -Wint-in-bool-context.
2516 2016-10-02 Jakub Jelinek <jakub@redhat.com>
2518 * dwarf2out.c (output_fde, output_call_frame_info,
2519 dwarf2out_do_cfi_startproc, set_indirect_string,
2520 gen_internal_sym, output_die, output_line_info): Use
2521 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
2522 ASM_GENERATE_INTERNAL_LABEL output.
2524 2016-10-01 Richard Biener <rguenther@suse.de>
2527 * genmatch.c (get_operand_type): Add operand position arg
2528 and handle COND_EXPR comparison operand with fixed boolean_type_node.
2529 (expr::gen_transform): Adjust.
2530 (dt_simplify::gen_1): Likewise.
2532 2016-10-01 Jakub Jelinek <jakub@redhat.com>
2534 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
2535 comments. Simplify asserts, remove unnecessary conditions.
2537 (*<code><mode>3): Likewise.
2539 2016-09-30 Jakub Jelinek <jakub@redhat.com>
2541 * doc/invoke.texi (-Wregister): Document.
2543 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
2545 * configure.ac: Split CHECKING_P into CHECKING_P and
2546 ENABLE_EXTRA_CHECKING.
2547 * configure: Regenerated.
2548 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
2549 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
2551 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
2554 * gcc.c (process_command): For @filename handling, output
2555 the correct name if the file does not exist.
2557 2016-09-30 Marek Polacek <polacek@redhat.com>
2559 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
2560 * config/alpha/predicates.md: Likewise.
2562 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2564 * ifcvt.c (noce_try_avoid_const_materialization): New function.
2565 (noce_process_if_block): Use it.
2567 2016-09-30 Martin Liska <mliska@suse.cz>
2569 * doc/invoke.texi: Document asan-use-after-return that
2570 it's disabled by default in runtime.
2572 2016-09-30 Richard Biener <rguenther@suse.de>
2574 * tree-vrp.c (intersect_ranges): If we failed to handle
2575 the intersection choose a constant singleton range if available.
2577 2016-09-30 Richard Biener <rguenther@suse.de>
2579 PR tree-optimization/77399
2580 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
2581 float <-> int conversions.
2583 2016-09-30 Alan Modra <amodra@gmail.com>
2585 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
2587 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
2589 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
2590 ext_level before calling CPUID with 0x80000008.
2591 Simplify xgetbv checks.
2593 2016-09-29 David Malcolm <dmalcolm@redhat.com>
2595 * Makefile.in (OBJS): Add print-rtl-function.o.
2596 * print-rtl-function.c: New file.
2597 * print-rtl.h (print_rtx_function): New decl.
2599 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
2602 * config/i386/cpuid.h (__get_cpuid_count): New.
2603 (__get_cpuid): Rename __level to __leaf.
2605 2016-09-29 Marek Polacek <polacek@redhat.com>
2607 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
2609 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
2611 * builtins.c (expand_builtin_memcmp): don't swap args unless
2612 result is only being compared with zero.
2614 2016-09-29 Marek Polacek <polacek@redhat.com>
2616 * dwarf2out.c (loc_descriptor): Add fall through comment.
2617 (add_const_value_attribute): Likewise.
2619 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
2621 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
2622 with "v6t2". Move "arch" attribute above "pool_range".
2623 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
2625 (*thumb2_movhi_vfp): Likewise.
2626 (*arm_movhi_fp16): Likewise.
2627 (*thumb2_movhi_fp16): Likewise.
2628 (*arm_movsi_vfp): Remove "arch" attribute.
2629 (*thumb2_movsi_vfp): Likewise.
2631 2016-09-29 Martin Liska <mliska@suse.cz>
2633 * doc/extend.texi: Remove limitation of Objective C for
2634 __attribute__((constructor)) and __attribute__((destructor)).
2636 2016-09-29 Richard Biener <rguenther@suse.de>
2638 PR tree-optimization/77768
2639 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2640 Handle stores to readonly memory when removing redundant stores.
2642 2016-09-29 Richard Biener <rguenther@suse.de>
2645 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
2646 X / -X -> -1 simplifications.
2648 2016-09-29 Richard Biener <rguenther@suse.de>
2651 * match.pd: Add max(a,-a) -> abs(a) pattern.
2652 * tree-ssa-phiopt.c (minmax_replacement): Disable for
2653 HONOR_SIGNED_ZEROS types.
2655 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
2657 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
2658 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
2660 2016-09-29 Richard Biener <rguenther@suse.de>
2662 * tree-vrp.c (set_defs_to_varying): New helper avoiding
2663 writing to vr_const_varying.
2664 (vrp_initialize): Call it.
2665 (vrp_visit_stmt): Likewise.
2666 (evrp_dom_walker::before_dom_children): Likewise.
2668 2016-09-29 Richard Biener <rguenther@suse.de>
2670 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
2671 constructors with vector elements.
2673 2016-09-29 Richard Biener <rguenther@suse.de>
2675 PR tree-optimization/77768
2676 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
2677 with stores to a place we know has a constant value.
2679 2016-09-29 Alan Modra <amodra@gmail.com>
2681 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
2682 * doc/invoke.texi: Document it.
2683 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
2684 (rs6000_passes_float): Comment.
2685 (rs6000_passes_long_double): New static var.
2686 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
2687 (init_cumulative_args): Set up to emit fp .gnu_attribute for
2688 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
2689 to include fp values returned in vectors.
2690 Set rs6000_passes_long_double.
2691 (rs6000_function_arg_advance_1): Likewise for function args.
2692 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
2693 and SPE. Emit long double tag value too.
2694 (rs6000_opt_vars): Add gnu-attr.
2695 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
2696 * configure: Regenerate.
2697 * config.in: Regenerate.
2699 2016-09-28 Jakub Jelinek <jakub@redhat.com>
2701 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
2703 (format_floating, format_string, format_directive,
2704 get_destination_size, pass_sprintf_length::handle_gimple_call):
2707 2016-09-28 Jakub Jelinek <jakub@redhat.com>
2709 * gimple-ssa-sprintf.c: Fix comment formatting.
2710 (format_integer): Use is_gimple_assign.
2711 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
2712 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
2713 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
2714 (pass_sprintf_length::execute): Use is_gimple_call.
2716 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
2718 * gimple-fold.c (gimple_fold_builtin): After failing to fold
2719 strchr, also try the generic folding.
2721 2016-09-28 Martin Sebor <msebor@redhat.com>
2724 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
2727 2016-09-28 Martin Sebor <msebor@redhat.com>
2730 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
2731 length modifier is not expected.
2732 (format_floating): Ignore l length modifier and fail gracefuly
2733 when it isn't one of the other expected ones.
2735 2016-09-28 Martin Sebor <msebor@redhat.com>
2738 * varasm.c (assemble_addr_to_section): Increase local buffer size.
2740 2016-09-27 Richard Biener <rguenther@suse.de>
2742 * dwarf2out.c (cu_die_list): New global.
2743 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
2744 main_comp_unit_die to cu_die_list if we created it.
2745 Move break_out_includes ...
2746 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
2749 2016-09-28 Richard Biener <rguenther@suse.de>
2751 * dwarf2out.c (struct die_struct): Add removed flag.
2752 (lookup_type_die): If the DIE is marked as removed, clear
2753 TYPE_SYMTAB_DIE and return NULL.
2754 (lookup_decl_die): If the DIE is marked as removed, remove it
2755 from the hash and return NULL.
2756 (mark_removed): New helper.
2757 (prune_unused_types_prune): Call it for removed DIEs.
2758 (gen_subprogram_die): Move the premark_used_types call to after
2759 DIEs for the functions scopes are generated.
2760 (process_scope_var): Do not re-create pruned types or type decls.
2761 Make sure to also re-parent type decls.
2762 (dwarf2out_finish): Move unused type pruning and debug_types
2764 (dwarf2out_early_finish): ... here.
2766 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
2768 * config/arc/arc-c.c: New file.
2769 * config/arc/arc-c.def: Likewise.
2770 * config/arc/t-arc: Likewise.
2771 * config.gcc: Include arc-c.o as c and cpp object.
2772 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
2773 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
2774 arc_cpu_cpp_builtins.
2776 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
2778 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
2779 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
2781 2016-09-28 Nathan Sidwell <nathan@acm.org>
2783 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
2786 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
2788 PR tree-optimization/61056
2789 * gimple-fold.c (gimple_fold_builtin_strchr):
2790 New function to optimize strchr (s, 0) to strlen.
2791 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
2793 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
2795 PR tree-optimization/77724
2796 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
2797 Add tree_fits_shwi_p check.
2799 2016-09-27 Jakub Jelinek <jakub@redhat.com>
2801 * auto-inc-dec.c (try_merge): Remove break after return.
2802 * cselib.c (autoinc_split): Likewise.
2803 * explow.c (promote_mode): Likewise.
2804 * fixed-value.c (fixed_arithmetic): Likewise.
2805 * hsa.c (hsa_internal_fn::get_arity): Likewise.
2806 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
2807 * trans-mem.c (get_attrs_for): Likewise.
2808 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
2809 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
2810 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
2811 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
2812 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
2813 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
2814 * config/cris/cris.c (cris_op_str): Likewise.
2815 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
2816 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
2818 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
2820 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
2821 IFN_GOACC_REDUCTION_CODES): New.
2822 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
2823 ifn_goacc_reduction_kind): Use them.
2824 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
2825 of internal functions, when applicable.
2827 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
2829 * config/mips/constraints.md (d): Fix documentation.
2830 * doc/md.texi (Machine Constraints): Update accordingly.
2832 2016-09-27 Richard Biener <rguenther@suse.de>
2834 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
2835 cur_line_info_table initialization ...
2836 (dwarf2out_assembly_start): ... here.
2838 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
2840 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
2841 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
2842 (*thumb2_movhi_vfp): Likewise.
2843 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
2844 template. Expand predicable attribute to mark VMOV.F16 as not
2845 predicable. Add "arch" attribute.
2846 (*thumb2_movhi_fp16): Likewise.
2847 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
2848 (*thumb2_movsi_vfp): Add "arch" attribute.
2850 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
2852 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
2855 2016-09-27 Marek Polacek <polacek@redhat.com>
2857 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
2860 * config/c6x/c6x.h: Adjust fall through comment.
2861 * config/sh/sh.c (final_prescan_insn): Likewise.
2862 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
2863 (visium_expand_fp_cstore): Likewise.
2865 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2867 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
2868 expected by -Wimplicit-fallthrough.
2869 (thumb1_size_rtx_costs): Likewise.
2870 (thumb2_reorg): Likewise.
2871 (tls_mentioned_p): Add "Fall through" comment.
2872 (thumb2_reorg): Likewise.
2873 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
2874 comment form expected by -Wimplicit-fallthrough.
2876 2016-09-27 Martin Liska <mliska@suse.cz>
2878 PR gcov-profile/46266
2879 * input.h (RESERVED_LOCATION_P): New macro.
2880 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
2881 instread of comparison with UNKNOWN_LOCATION.
2883 2016-09-27 Richard Biener <rguenther@suse.de>
2885 PR tree-optimization/77745
2886 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2887 When removing redundant stores make sure to check compatibility
2888 of the TBAA state for downstream accesses.
2889 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
2890 value-numbering virtual operands for store matches.
2892 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
2895 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
2896 movrt patterns. Match them before anything else in the SET case.
2898 2016-09-27 Martin Liska <mliska@suse.cz>
2900 PR gcov-profile/7970
2901 PR gcov-profile/16855
2902 PR gcov-profile/44779
2903 * coverage.c (build_gcov_exit_decl): New function.
2904 (coverage_obj_init): Call the function and generate __gcov_exit
2906 * doc/gcov.texi: Document when __gcov_exit function is called.
2908 2016-09-27 Marek Polacek <polacek@redhat.com>
2911 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
2912 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
2913 -Wno-error instead of -Wno-implicit-fallthrough.
2915 2016-09-27 Martin Liska <mliska@suse.cz>
2918 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
2920 2016-09-27 Jakub Jelinek <jakub@redhat.com>
2922 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
2923 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
2924 comments. Remove break after return.
2925 (ix86_fp_compare_code_to_integer, has_dispatch,
2926 ix86_simd_clone_usable): Remove break after return.
2928 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
2930 PR rlt-optimization/77714
2931 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
2934 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
2937 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
2938 extract_range_from_unary_expr to convert value_range.
2939 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
2940 (extract_range_from_unary_expr): This.
2941 * tree-vrp.h (extract_range_from_unary_expr): Declare.
2943 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
2945 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
2947 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2949 * config/i386/i386.c (ix86_print_operand)
2950 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
2951 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
2952 (epilogue_renumber): Likewise.
2954 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
2957 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
2958 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
2960 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
2962 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
2963 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
2964 is_mm_seq_cst, is_mm_sync): Move to ...
2965 * memmodel.h: This. New file.
2966 * builtins.c: Include memmodel.h.
2967 * optabs.c: Likewise.
2969 * config/aarch64/aarch64.c: Likewise.
2970 * config/alpha/alpha.c: Likewise.
2971 * config/arm/arm.c: Likewise.
2972 * config/i386/i386.c: Likewise.
2973 * config/ia64/ia64.c: Likewise.
2974 * config/mips/mips.c: Likewise.
2975 * config/rs6000/rs6000.c: Likewise.
2976 * config/sparc/sparc.c: Likewise.
2977 * genconditions.c: Include memmodel.h in generated file.
2978 * genemit.c: Likewise.
2979 * genoutput.c: Likewise.
2980 * genpeep.c: Likewise.
2981 * genpreds.c: Likewise.
2982 * genrecog.c: Likewise.
2984 2016-09-26 David Malcolm <dmalcolm@redhat.com>
2986 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
2987 "c" instead when parsing characters. Move operand parsing into...
2988 (read_rtx_operand): ...this new function, renaming "i" to "idx",
2989 and tightening the scope of various locals.
2991 2016-09-26 Liu Hao <lh_mouse@126.com>
2993 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
2995 2016-09-26 Marek Polacek <polacek@redhat.com>
2997 * system.h: Use __has_attribute to check whether the fallthrough
2998 attribute is supported.
3000 2016-09-26 Marek Polacek <polacek@redhat.com>
3002 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
3003 gimple_call_internal_p.
3004 * ipa-split.c (find_return_bb): Likewise.
3005 (execute_split_functions): Likewise.
3006 * omp-low.c (dump_oacc_loop_part): Likewise.
3007 (oacc_loop_xform_head_tail): Likewise.
3008 * predict.c (predict_loops): Likewise.
3009 * sanopt.c (pass_sanopt::execute): Likewise.
3010 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
3011 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
3012 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
3013 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
3014 (expand_ifn_va_arg): Likewise.
3015 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
3016 (optimize_mask_stores): Likewise.
3017 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
3018 (vect_transform_stmt): Likewise.
3019 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
3020 * tsan.c (instrument_memory_accesses): Likewise.
3022 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3023 Alexander Monakov <amonakov@ispras.ru>
3025 * regrename.c (rename_chains): Check
3026 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
3027 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
3028 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
3030 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3032 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
3033 (s390_sched_score): Likewise.
3035 2016-09-26 Martin Liska <mliska@suse.cz>
3037 * doc/gcov.texi: Update program output of gcov tool.
3039 2016-09-26 Martin Liska <mliska@suse.cz>
3041 PR gcov-profile/23332
3042 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
3043 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
3044 * value-prof.c (dump_histogram_value): Do not handle
3045 HIST_TYPE_CONST_DELTA.
3046 (stream_in_histogram_value): Likewise.
3047 (gimple_find_values_to_profile): Likewise.
3048 * value-prof.h (enum hist_type): Likewise.
3050 2016-09-26 Martin Liska <mliska@suse.cz>
3052 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
3053 from default sanitize recover values.
3054 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
3055 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
3056 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
3058 * opts.c (finish_options): Do a generic loop over options
3059 that can be recovered.
3060 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
3062 (common_handle_option): Likewise.
3063 * opts.h: Declare can_recover to sanitizer_opts_s.
3065 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
3067 * target.def(elf_flags_numeric): Change documentation to present tense.
3068 * doc/tm.texi: Regenerate.
3070 2016-09-26 Marek Polacek <polacek@redhat.com>
3073 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
3074 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
3075 -Wno-switch-fallthrough.
3076 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
3077 (expand_builtin): Likewise.
3078 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
3079 * convert.c (convert_to_real_1): Likewise.
3080 (convert_to_integer_1): Likewise.
3081 * final.c (output_alternate_entry_point): Likewise.
3082 * genattrtab.c (make_canonical): Likewise.
3083 (write_test_expr): Likewise.
3084 * genpreds.c (validate_exp): Likewise.
3085 * gimple-ssa-strength-reduction.c
3086 (find_candidates_dom_walker::before_dom_children): Likewise.
3087 * godump.c (go_format_type): Likewise.
3088 * reload1.c (elimination_effects): Likewise.
3089 * resource.c (mark_referenced_resources): Likewise.
3090 (mark_set_resources): Likewise.
3091 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
3092 * varasm.c (output_addressed_constants): Likewise.
3094 2016-09-26 Marek Polacek <polacek@redhat.com>
3097 * common.opt (Wimplicit-fallthrough): New option.
3098 * doc/extend.texi: Document statement attributes and the fallthrough
3100 * doc/invoke.texi: Document -Wimplicit-fallthrough.
3101 * gimple.h (gimple_call_internal_p): New function.
3102 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
3103 (struct label_entry): New struct.
3104 (find_label_entry): New function.
3105 (case_label_p): New function.
3106 (collect_fallthrough_labels): New function.
3107 (last_stmt_in_scope): New function.
3108 (should_warn_for_implicit_fallthrough): New function.
3109 (warn_implicit_fallthrough_r): New function.
3110 (maybe_warn_implicit_fallthrough): New function.
3111 (expand_FALLTHROUGH_r): New function.
3112 (expand_FALLTHROUGH): New function.
3113 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
3114 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
3115 (gimplify_label_expr): New function.
3116 (gimplify_case_label_expr): Set location.
3117 (gimplify_expr): Call gimplify_label_expr.
3118 * internal-fn.c (expand_FALLTHROUGH): New function.
3119 * internal-fn.def (FALLTHROUGH): New internal function.
3120 * langhooks.c (lang_GNU_OBJC): New function.
3121 * langhooks.h (lang_GNU_OBJC): Declare.
3122 * system.h (gcc_fallthrough): Define.
3123 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
3124 * tree.h (FALLTHROUGH_LABEL_P): Define.
3126 2016-09-26 Richard Biener <rguenther@suse.de>
3128 * dwarf2out.c (stripattributes): Remove unused function.
3129 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
3130 Push dwarf_split_debug_info handling into init_sections_and_labels.
3131 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
3132 (DEBUG_MACRO_SECTION_FLAGS): Remove.
3133 (debug_macinfo_section_name): New global.
3134 (output_macinfo): Use debug_macinfo_section_name.
3135 (init_sections_and_labels): Split out section and label generation
3136 from dwarf2out_init. Set debug_macinfo_section_name.
3137 (dwarf2out_init): Move text section label generation and emission
3139 (dwarf2out_assembly_start): ... here.
3140 (dwarf2out_finish): Call init_sections_and_labels before DWARF
3143 2016-09-26 Richard Biener <rguenther@suse.de>
3146 * cgraphunit.c (analyze_functions): Before early removing
3147 global vars calls the late_global_decl debug handler mark
3148 the variable as readonly.
3150 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
3153 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
3154 (sh_rtx_costs): Handle SET of movt and movrt patterns.
3155 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
3156 declare new overloads.
3157 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
3160 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3162 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
3163 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
3165 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
3167 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
3168 * configure: Regenerate.
3170 2016-09-24 Marek Polacek <polacek@redhat.com>
3173 * doc/invoke.texi: Document -Wbool-operation.
3175 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3177 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
3178 * config/rs6000/rs6000.c (expand_block_compare): New function used by
3179 cmpmemsi pattern to do builtin expansion of memcmp ().
3180 (compute_current_alignment): Add helper function for
3181 expand_block_compare used to compute alignment as the compare proceeds.
3182 (select_block_compare_mode): Used by expand_block_compare to select
3183 the mode used for reading the next chunk of bytes in the compare.
3184 (do_load_for_compare): Used by expand_block_compare to emit the load
3185 insns for the compare.
3186 (rs6000_emit_dot_insn): Moved this function to avoid a forward
3187 reference from expand_block_compare ().
3188 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
3189 prototype for this function.
3190 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
3191 target option for controlling how much code inline expansion of
3192 memcmp() will be allowed to generate.
3194 2016-09-23 Jakub Jelinek <jakub@redhat.com>
3196 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
3197 hook_bool_mode_false, hook_bool_mode_true,
3198 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
3199 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
3200 hook_bool_const_rtx_insn_const_rtx_insn_true,
3201 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
3202 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
3203 hook_bool_const_tree_hwi_hwi_const_tree_false,
3204 hook_bool_const_tree_hwi_hwi_const_tree_true,
3205 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
3206 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
3207 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
3208 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
3209 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
3210 hook_bool_const_tree_true, hook_bool_tree_tree_false,
3211 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
3212 hook_bool_rtx_insn_true, hook_bool_rtx_false,
3213 hook_bool_uintp_uintp_false,
3214 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
3215 hook_rtx_tree_int_null, hook_uint_mode_0,
3216 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
3217 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
3218 hook_constcharptr_const_rtx_insn_null,
3219 hook_constcharptr_const_tree_const_tree_null,
3220 hook_constcharptr_int_const_tree_null,
3221 hook_constcharptr_int_const_tree_const_tree_null,
3222 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
3223 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
3224 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
3226 * vec.h (vNULL): Extend comment to say = vNULL initialization
3227 isn't needed for static vars.
3229 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
3230 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
3231 = vNULL initialization of file scope vec.
3232 * passes.c (pass_tab, enabled_pass_uid_range_tab,
3233 disabled_pass_uid_range_tab): Likewise.
3234 * haifa-sched.c (sched_luids, h_i_d): Likewise.
3235 * tree-chkp-opt.c (check_infos): Likewise.
3236 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
3238 * vec.h (vnull::operator vec): Add constexpr keyword for
3241 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
3243 PR tree-optimization/77654
3244 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
3245 to duplicate_ssa_name_ptr_info.
3247 2016-09-23 David Malcolm <dmalcolm@redhat.com>
3249 PR preprocessor/77672
3250 * input.c (selftest::test_lexer_string_locations_simple): Update
3251 test to expect location information of the terminator character
3252 at the location of the final closing quote.
3253 (selftest::test_lexer_string_locations_hex): Likewise.
3254 (selftest::test_lexer_string_locations_oct): Likewise.
3255 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
3256 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
3257 (selftest::test_lexer_string_locations_ucn4): Likewise.
3258 (selftest::test_lexer_string_locations_ucn8): Likewise.
3259 (selftest::test_lexer_string_locations_u8): Likewise.
3260 (selftest::test_lexer_string_locations_utf8_source): Likewise.
3261 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
3262 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
3263 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
3264 (selftest::test_lexer_string_locations_macro): Likewise.
3265 (selftest::test_lexer_string_locations_long_line): Likewise.
3267 2016-09-23 Richard Biener <rguenther@suse.de>
3269 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
3270 virtual definition to virtual use if the call devirtualizes
3271 to a const or pure function.
3272 (visit_use): Also visit calls we can devirtualize to a
3273 const or pure function.
3275 2016-09-23 Richard Biener <rguenther@suse.de>
3277 PR tree-optimization/77697
3278 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
3279 signal error if we have sth ternary or unhandled.
3281 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3283 * config/arm/arm_neon.h (vabd_f16): New.
3317 (vcvt_f16_s16): New.
3318 (vcvt_f16_u16): New.
3319 (vcvt_s16_f16): New.
3320 (vcvt_u16_f16): New.
3321 (vcvtq_f16_s16): New.
3322 (vcvtq_f16_u16): New.
3323 (vcvtq_s16_f16): New.
3324 (vcvtq_u16_f16): New.
3325 (vcvta_s16_f16): New.
3326 (vcvta_u16_f16): New.
3327 (vcvtaq_s16_f16): New.
3328 (vcvtaq_u16_f16): New.
3329 (vcvtm_s16_f16): New.
3330 (vcvtm_u16_f16): New.
3331 (vcvtmq_s16_f16): New.
3332 (vcvtmq_u16_f16): New.
3333 (vcvtn_s16_f16): New.
3334 (vcvtn_u16_f16): New.
3335 (vcvtnq_s16_f16): New.
3336 (vcvtnq_u16_f16): New.
3337 (vcvtp_s16_f16): New.
3338 (vcvtp_u16_f16): New.
3339 (vcvtpq_s16_f16): New.
3340 (vcvtpq_u16_f16): New.
3341 (vcvt_n_f16_s16): New.
3342 (vcvt_n_f16_u16): New.
3343 (vcvtq_n_f16_s16): New.
3344 (vcvtq_n_f16_u16): New.
3345 (vcvt_n_s16_f16): New.
3346 (vcvt_n_u16_f16): New.
3347 (vcvtq_n_s16_f16): New.
3348 (vcvtq_n_u16_f16): New.
3362 (vmul_lane_f16): New.
3365 (vmulq_lane_f16): New.
3387 (vrsqrteq_f16): New.
3391 (vrsqrtsq_f16): New.
3395 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3397 * config.gcc (extra_headers): Add arm_fp16.h
3398 * config/arm/arm_fp16.h: New.
3399 * config/arm/arm_neon.h: Include "arm_fp16.h".
3401 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3403 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
3405 (vmulf): New (v8hf, v4hf variants).
3406 (vfma): New (v8hf, v4hf variants).
3407 (vfms): New (v8hf, v4hf variants).
3408 (vsub): New (v8hf, v4hf variants).
3409 (vcage): New (v8hf, v4hf variants).
3410 (vcagt): New (v8hf, v4hf variants).
3411 (vcale): New (v8hf, v4hf variants).
3412 (vcalt): New (v8hf, v4hf variants).
3413 (vceq): New (v8hf, v4hf variants).
3414 (vcgt): New (v8hf, v4hf variants).
3415 (vcge): New (v8hf, v4hf variants).
3416 (vcle): New (v8hf, v4hf variants).
3417 (vclt): New (v8hf, v4hf variants).
3418 (vceqz): New (v8hf, v4hf variants).
3419 (vcgez): New (v8hf, v4hf variants).
3420 (vcgtz): New (v8hf, v4hf variants).
3421 (vcltz): New (v8hf, v4hf variants).
3422 (vclez): New (v8hf, v4hf variants).
3423 (vabd): New (v8hf, v4hf variants).
3424 (vmaxf): New (v8hf, v4hf variants).
3425 (vmaxnm): New (v8hf, v4hf variants).
3426 (vminf): New (v8hf, v4hf variants).
3427 (vminnm): New (v8hf, v4hf variants).
3428 (vpmaxf): New (v4hf variant).
3429 (vpminf): New (v4hf variant).
3430 (vpadd): New (v4hf variant).
3431 (vrecps): New (v8hf, v4hf variants).
3432 (vrsqrts): New (v8hf, v4hf variants).
3433 (vabs): New (v8hf, v4hf variants).
3434 (vneg): New (v8hf, v4hf variants).
3435 (vrecpe): New (v8hf, v4hf variants).
3436 (vrnd): New (v8hf, v4hf variants).
3437 (vrnda): New (v8hf, v4hf variants).
3438 (vrndm): New (v8hf, v4hf variants).
3439 (vrndn): New (v8hf, v4hf variants).
3440 (vrndp): New (v8hf, v4hf variants).
3441 (vrndx): New (v8hf, v4hf variants).
3442 (vrsqrte): New (v8hf, v4hf variants).
3443 (vmul_lane): Add v4hf and v8hf variants.
3444 (vmul_n): Add v4hf and v8hf variants.
3445 (vext): New (v8hf, v4hf variants).
3446 (vcvts): New (v8hi, v4hi variants).
3447 (vcvts): New (v8hf, v4hf variants).
3448 (vcvtu): New (v8hi, v4hi variants).
3449 (vcvtu): New (v8hf, v4hf variants).
3450 (vcvts_n): New (v8hf, v4hf variants).
3451 (vcvtu_n): New (v8hi, v4hi variants).
3452 (vcvts_n): New (v8hi, v4hi variants).
3453 (vcvtu_n): New (v8hf, v4hf variants).
3454 (vbsl): New (v8hf, v4hf variants).
3455 (vcvtas): New (v8hf, v4hf variants).
3456 (vcvtau): New (v8hf, v4hf variants).
3457 (vcvtms): New (v8hf, v4hf variants).
3458 (vcvtmu): New (v8hf, v4hf variants).
3459 (vcvtns): New (v8hf, v4hf variants).
3460 (vcvtnu): New (v8hf, v4hf variants).
3461 (vcvtps): New (v8hf, v4hf variants).
3462 (vcvtpu): New (v8hf, v4hf variants).
3464 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3466 * config/arm/arm-builtins.c (hf_UP): New.
3468 (vfp_builtin_data): New. Update comment.
3469 (enum arm_builtins): Include "arm_vfp_builtins.def".
3470 (ARM_BUILTIN_VFP_PATTERN_START): New.
3471 (arm_init_vfp_builtins): New.
3472 (arm_init_builtins): Add arm_init_vfp_builtins.
3473 (arm_expand_vfp_builtin): New.
3474 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
3476 * config/arm/arm_vfp_builtins.def: New file.
3477 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
3478 (arm-builtins.o): Likewise.
3480 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
3483 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
3484 from constant while creating value range.
3486 2016-09-23 Renlin Li <renlin.li@arm.com>
3488 * ira.c (ira): Move ira_use_lra_p initialization code to ...
3489 (ira_init_once): Here.
3491 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
3492 Jakub Jelinek <jakub@redhat.com>
3494 * hooks.h (hook_uint_uintp_false): Rename to...
3495 (hook_bool_uint_uintp_false): ... this.
3496 * hooks.c (hook_uint_uintp_false): Rename to...
3497 (hook_bool_uint_uintp_false): ... this.
3498 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
3499 instead of hook_uint_uintp_false.
3501 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3503 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
3504 (arm_init_builtins): Move body of a loop to the standalone
3505 function arm_init_neon_builtin.
3506 (arm_expand_neon_builtin_1): New. Update comment. Function body
3507 moved from arm_neon_builtin with some white-space fixes.
3508 (arm_expand_neon_builtin): Move code into the standalone function
3509 arm_expand_neon_builtin_1.
3511 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3513 * config/arm/iterators.md (VCVTHI): New.
3514 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
3518 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
3519 (V_HALF): Add V4HF. Fix white-space.
3520 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
3521 (V_s_elem): Likewise.
3522 (V_sz_elem): Fix white-space.
3523 (V_elem_ch): Likewise.
3525 (scalar_mul_constraint): Add V8HF and V4HF.
3526 (Is_float_mode): Fix white-space.
3527 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
3528 (q): Add HF. Fix white-space.
3531 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
3532 (neon_vfm_lane_as): New.
3533 * config/arm/neon.md (add<mode>3_fp16): New.
3534 (sub<mode>3_fp16): New.
3535 (mul<mode>3add<mode>_neon): New.
3536 (fma<VH:mode>4_intrinsic): New.
3537 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
3538 (fmsub<VH:mode>4_intrinsic): New.
3539 (<absneg_str><mode>2): New.
3540 (neon_v<absneg_str><mode>): New.
3541 (neon_v<fp16_rnd_str><mode>): New.
3542 (neon_vrsqrte<mode>): New.
3543 (neon_vpaddv4hf): New.
3544 (neon_vadd<mode>): New.
3545 (neon_vsub<mode>): New.
3546 (neon_vmulf<mode>): New.
3547 (neon_vfma<VH:mode>): New.
3548 (neon_vfms<VH:mode>): New.
3549 (neon_vc<cmp_op><mode>): New.
3550 (neon_vc<cmp_op><mode>_fp16insn): New
3551 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
3552 (neon_vca<cmp_op><mode>): New.
3553 (neon_vca<cmp_op><mode>_fp16insn): New.
3554 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
3555 (neon_vc<cmp_op>z<mode>): New.
3556 (neon_vabd<mode>): New.
3557 (neon_v<maxmin>f<mode>): New.
3558 (neon_vp<maxmin>fv4hf: New.
3559 (neon_<fmaxmin_op><mode>): New.
3560 (neon_vrecps<mode>): New.
3561 (neon_vrsqrts<mode>): New.
3562 (neon_vrecpe<mode>): New (VH variant).
3563 (neon_vdup_lane<mode>_internal): New.
3564 (neon_vdup_lane<mode>): New.
3565 (neon_vcvt<sup><mode>): New (VCVTHI variant).
3566 (neon_vcvt<sup><mode>): New (VH variant).
3567 (neon_vcvt<sup>_n<mode>): New (VH variant).
3568 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
3569 (neon_vcvt<vcvth_op><sup><mode>): New.
3570 (neon_vmul_lane<mode>): New.
3571 (neon_vmul_n<mode>): New.
3572 * config/arm/unspecs.md (UNSPEC_VCALE): New
3573 (UNSPEC_VCALT): New.
3574 (UNSPEC_VFMA_LANE): New.
3575 (UNSPECS_VFMS_LANE): New.
3577 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3579 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
3580 ("*extzv<mode><clobbercc_or_nocc>"):
3581 Correct a typo in a comment.
3583 ("*insv<mode>_zEC12", "*insv<mode>_z10")
3584 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
3585 ("*insv<mode>_zEC12_appendbitsleft")
3586 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
3587 ("*insv<mode>_z10_appendbitsleft"): Ditto.
3588 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
3589 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
3590 Provide pattern with operands switched.
3591 ("*pre_z10_extv<mode>"):
3592 Use new subst patterns.
3593 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
3594 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
3595 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
3596 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
3597 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
3598 ("*<risbg_n>_sidi_ior_and_lshiftrt")
3599 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
3601 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
3602 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
3603 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
3605 ("SINT"): New mode_iterator with SI, HI, QI.
3606 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
3607 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
3610 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3612 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
3613 new interface of s390_contiguous_bitmask_p.
3614 ("contiguous_bitmask_nowrap_operand"): New predicate.
3615 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
3616 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
3617 of s390_contiguous_bitmask_p.
3618 ("NxxDw"): Rename NxxDq constraint to NxxDw.
3619 ("NxxSw"): New constraint.
3620 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
3621 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
3623 (s390_contiguous_bitmask_nowrap_p): Export.
3624 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
3625 former s390_contiguous_bitmask_p.
3626 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
3627 detect contiguous bit ranges with wraparound. Change signature to
3628 return START and END position instead of POS and LENGTH.
3629 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
3630 ranges with wraparound.
3631 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
3632 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
3633 Adapt to new signature of s390_contiguous_bitmask_p.
3635 2016-09-23 Bin Cheng <bin.cheng@arm.com>
3637 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
3638 (create_intersect_range_checks): New.
3639 (vect_create_cond_for_alias_checks): Call above function.
3641 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3643 * config/arm/iterators.md (Code iterators): Fix some white-space
3647 (FCVT): Moved from vfp.md.
3648 (VCVT_HF_US_N): New.
3649 (VCVT_SI_US_N): New.
3654 (FCVTI32typename): Moved from vfp.md.
3655 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
3656 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
3657 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
3658 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
3659 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
3661 (fp16_rnd_str): New.
3662 (fp16_rnd_insn): New.
3663 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
3664 (UNSPEC_VCVT_HF_U_N): New.
3665 (UNSPEC_VCVT_SI_S_N): New.
3666 (UNSPEC_VCVT_SI_U_N): New.
3667 (UNSPEC_VCVTH_S): New.
3668 (UNSPEC_VCVTH_U): New.
3669 (UNSPEC_VCVTA_S): New.
3670 (UNSPEC_VCVTA_U): New.
3671 (UNSPEC_VCVTM_S): New.
3672 (UNSPEC_VCVTM_U): New.
3673 (UNSPEC_VCVTN_S): New.
3674 (UNSPEC_VCVTN_U): New.
3675 (UNSPEC_VCVTP_S): New.
3676 (UNSPEC_VCVTP_U): New.
3677 (UNSPEC_VCVTP_S): New.
3678 (UNSPEC_VCVTP_U): New.
3680 (UNSPEC_VRNDA): New.
3681 (UNSPEC_VRNDI): New.
3682 (UNSPEC_VRNDM): New.
3683 (UNSPEC_VRNDN): New.
3684 (UNSPEC_VRNDP): New.
3685 (UNSPEC_VRNDX): New.
3686 * config/arm/vfp.md (<absneg_str>hf2): New.
3688 (neon_v<fp16_rnd_str>hf): New.
3689 (neon_vrndihf): New.
3694 (*mulsf3neghf_vfp): New.
3695 (*negmulhf3_vfp): New.
3696 (*mulsf3addhf_vfp): New.
3697 (*mulhf3subhf_vfp): New.
3698 (*mulhf3neghfaddhf_vfp): New.
3699 (*mulhf3neghfsubhf_vfp): New.
3702 (fmsubhf4_fp16): New.
3706 (neon_vsqrthf): New.
3707 (neon_vrsqrtshf): New.
3708 (FCVT): Move to iterators.md.
3709 (FCVTI32typename): Likewise.
3710 (neon_vcvth<sup>hf): New.
3711 (neon_vcvth<sup>si): New.
3712 (neon_vcvth<sup>_nhf_unspec): New.
3713 (neon_vcvth<sup>_nhf): New.
3714 (neon_vcvth<sup>_nsi_unspec): New.
3715 (neon_vcvth<sup>_nsi): New.
3716 (neon_vcvt<vcvth_op>h<sup>si): New.
3717 (neon_<fmaxmin_op>hf): New.
3719 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3721 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
3722 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
3723 ("*insv<mode>_zEC12_appendbitsleft")
3724 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
3725 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
3727 2016-09-23 Jakub Jelinek <jakub@redhat.com>
3729 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
3730 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
3731 construct values without normalization.
3732 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
3733 static local lhs_ops to vNULL.
3735 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3736 Jiong Wang <jiong.wang@arm.com>
3738 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
3739 available when FP16 instructions are available.
3740 (output_move_vfp): Add support for 16-bit data moves.
3741 (arm_validize_comparison): Fix some white-space. Support HFmode
3742 by conversion to SFmode.
3743 * config/arm/arm.md (truncdfhf2): Fix a comment.
3744 (extendhfdf2): Likewise.
3746 (movsicc): Fix some white-space.
3748 (movsfcc): Fix some white-space.
3750 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
3751 instructions are available.
3752 (*thumb2_movhi_vfp): Likewise.
3753 (*arm_movhi_fp16): New.
3754 (*thumb2_movhi_fp16): New.
3755 (*movhf_vfp_fp16): New.
3756 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
3757 (*movhf_vfp): Likewise.
3758 (extendhfsf2): Enable when VFP FP16 instructions are available.
3759 (truncsfhf2): Enable when VFP FP16 instructions are available.
3761 2016-09-23 Martin Liska <mliska@suse.cz>
3763 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
3765 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3767 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
3769 (arm_evpc_neon_vtrn): Likewise.
3770 (arm_evpc_neon_vrev): Likewise.
3771 (arm_evpc_neon_vext): Likewise.
3772 * config/arm/arm_neon.h (vbsl_f16): New.
3776 (vdup_lane_f16): New.
3777 (vdupq_lane_f16): New.
3790 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
3791 (vdup_lane): New (v8hf, v4hf variants).
3792 (vext): New (v8hf, v4hf variants).
3793 (vbsl): New (v8hf, v4hf variants).
3794 * config/arm/iterators.md (VDQWH): New.
3796 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
3797 (Scalar_mul_8_16): Fix white-space.
3798 (Is_d_reg): Add V4HF and V8HF.
3799 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
3800 (neon_vdup_lane<mode>): New.
3801 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
3802 (*neon_vtrn<mode>_insn): Likewise.
3803 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
3804 (*neon_vzip<mode>_insn): Likewise
3805 (neon_vuzp<mode>_internal): Likewise.
3806 (*neon_vuzp<mode>_insn): Likewise
3807 * config/arm/vec-common.md (vec_perm_const<mode>): New.
3809 2016-09-23 Jiong Wang <jiong.wang@arm.com>
3810 Matthew Wahab <matthew.wahab@arm.com>
3812 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
3813 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
3814 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
3815 available. Also fix some white-space.
3816 * config/arm/vfp.md (*arm_movhi_vfp): New.
3817 (*thumb2_movhi_vfp): New.
3819 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3821 * config/arm/arm-c.c (arm_cpu_builtins): Define
3822 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
3823 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
3825 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3827 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
3828 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
3829 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
3830 arm_v8_2a_fp16_neon_hw.
3831 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
3834 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3836 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
3837 arm_fp16_alternative_ok and arm_fp16_none_ok.
3839 2016-09-23 Martin Liska <mliska@suse.cz>
3841 * ipa-icf.c (sem_variable::merge): Replace adress with address.
3843 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3845 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
3847 ("armv8.2-a+fp16"): New.
3848 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
3849 (FL2_FP16INST): New.
3850 (FL2_FOR_ARCH8_2A): New.
3851 * config/arm/arm-tables.opt: Regenerate.
3852 * config/arm/arm.c (arm_arch8_2): New.
3853 (arm_fp16_inst): New.
3854 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
3855 for incompatible fp16-format settings.
3856 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
3857 (TARGET_NEON_FP16INST): New.
3858 (arm_arch8_2): Declare.
3859 (arm_fp16_inst): Declare.
3860 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
3861 march=armv8.2-a and march=armv8.2-a+fp16.
3862 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
3864 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
3865 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
3867 2016-09-23 Martin Liska <mliska@suse.cz>
3869 * doc/extend.texi: Remove fused-madd from i386 target options.
3871 2016-09-23 Martin Liska <mliska@suse.cz>
3873 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3876 2016-09-23 Martin Liska <mliska@suse.cz>
3878 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3881 2016-09-23 Martin Liska <mliska@suse.cz>
3884 * config/i386/i386.c (ix86_option_override_internal): Change
3885 signature and return false when there's an error related to
3887 (release_options_strings): New function.
3888 (ix86_valid_target_attribute_tree): Call the function.
3890 2016-09-23 Jakub Jelinek <jakub@redhat.com>
3892 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
3893 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
3894 (gen_hsa_ctor_assignment): Likewise.
3895 * print-tree.c (print_node): Likewise.
3896 * tree-dump.c (dequeue_and_dump): Likewise.
3897 * tree-sra.c (sra_modify_constructor_assign): Likewise.
3898 * expr.c (store_constructor): Likewise.
3899 * fold-const.c (operand_equal_p): Likewise.
3900 * tree-pretty-print.c (dump_generic_node): Likewise.
3901 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
3902 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
3904 2016-09-23 Richard Biener <rguenther@suse.de>
3906 * hooks.h (hook_uint_uintp_false): Declare.
3908 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3910 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
3911 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
3913 2016-09-22 Martin Sebor <msebor@redhat.com>
3916 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
3917 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
3918 (target_int_min): Correct computation.
3919 (format_integer): Use long long as the argument for the ll length
3921 (format_floating): Use target_int_max().
3922 (get_string_length): Same.
3923 (format_string): Avoid setting the bounded flag for strings
3925 (try_substitute_return_value): Avoid setting range info when
3926 the result isn't bounded.
3927 * varasm.c (assemble_name): Increase buffer size.
3929 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
3930 Terry Guo <terry.guo@arm.com>
3932 * target.def (elf_flags_numeric): New target hook.
3933 * targhooks.h (default_asm_elf_flags_numeric): New.
3934 * varasm.c (default_asm_elf_flags_numeric): New.
3935 (default_elf_asm_named_section): Use new target hook.
3936 * config/arm/arm.opt (mpure-code): New.
3937 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
3938 * config/arm/arm.c (arm_asm_init_sections): Add section
3939 attribute to default text section if -mpure-code.
3940 (arm_option_check_internal): Diagnose use of option with
3941 non supported targets and/or options.
3942 (arm_asm_elf_flags_numeric): New.
3943 (arm_function_section): New.
3944 (arm_elf_section_type_flags): New.
3945 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
3947 * gcc/doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
3948 * gcc/doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
3950 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
3952 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
3954 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3956 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
3957 * rtl.h: Adjust prototype.
3959 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3961 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
3962 (prev_active_insn): Likewise.
3963 (active_insn_p): Likewise.
3964 * rtl.h: Adjust prototypes.
3965 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
3966 * config/arc/arc.md: Likewise.
3967 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
3968 (branch_needs_nop_p): Likewise.
3969 (use_skip_p): Likewise.
3970 * config/sh/sh.c (gen_block_redirect): Likewise.
3971 (split_branches): Likewise.
3972 * reorg.c (optimize_skip): Likewise.
3973 (fill_simple_delay_slots): Likewise.
3974 (fill_slots_from_thread): Likewise.
3975 (relax_delay_slots): Likewise.
3976 * resource.c (mark_target_live_regs): Likewise.
3978 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3980 * config/cris/cris.c (cris_asm_output_case_end): Change argument
3982 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
3983 (prev_nonnote_nondebug_insn): Likewise.
3984 * config/cris/cris-protos.h: Adjust prototype.
3986 * jump.c (rtx_renumbered_equal_p): Adjust.
3988 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3990 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
3991 * rtl.h: Adjust prototype.
3992 * config/sh/sh.md: Adjust.
3993 * dwarf2out.c (add_var_loc_to_decl): Likewise.
3995 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3997 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
3998 (prev_nondebug_insn): Likewise.
3999 * loop-doloop.c (doloop_condition_get): Likewise.
4000 * rtl.h: Adjust prototype.
4001 * cfgloop.h: Likewise.
4003 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4005 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
4006 (prev_nonnote_insn): Likewise.
4007 * jump.c (reversed_comparison_code_parts): Likewise.
4008 (reversed_comparison): Likewise.
4009 * rtl.h: Adjust prototypes.
4010 * config/arc/arc.md: Adjust.
4011 * cse.c (find_comparison_args): Likewise.
4012 * reorg.c (redundant_insn): Change return type to rtx_insn *.
4013 (fix_reg_dead_note): Change argument type to rtx_insn *.
4014 (delete_prior_computation): Likewise.
4015 (delete_computation): Likewise.
4016 (fill_slots_from_thread): Adjust.
4017 (relax_delay_slots): Likewise.
4018 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
4019 (simplify_relational_operation_1): Likewise.
4020 (simplify_ternary_operation): Likewise.
4022 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4024 * config/arc/arc-protos.h (arc_label_align): Change type of
4025 variables from rtx to rtx_insn *.
4026 * config/arc/arc.c (arc_label_align): Likewise.
4027 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
4028 * config/bfin/bfin.c (workaround_speculation): Likewise.
4029 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
4030 (find_last_same_clock): Likewise.
4031 (reorg_split_calls): Likewise.
4032 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
4033 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
4034 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
4035 (same_cmp_following_p): Likewise.
4036 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
4037 (same_cmp_following_p): Likwise.
4038 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
4039 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
4040 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
4041 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
4042 (rl78_alloc_physical_registers_cmp): Likewise.
4043 (rl78_alloc_physical_registers_umul): Likewise.
4044 (rl78_calculate_death_notes): Likewise.
4045 * config/s390/s390-protos.h (s390_label_align): Likewise.
4046 * config/s390/s390.c (s390_label_align): Likewise.
4047 * config/sh/sh.c (barrier_align): Likewise.
4048 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
4049 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
4050 (emit_cbcond_nop): Likewise.
4052 2016-09-22 Martin Liska <mliska@suse.cz>
4055 * ipa-icf.c (sem_variable::merge): Yield merge operation if
4056 alias address matters, not necessarily address of original.
4058 2016-09-22 Richard Biener <rguenther@suse.de>
4061 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
4064 2016-09-22 Richard Biener <rguenther@suse.de>
4067 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
4068 from constant folding results.
4069 (gimple_resimplify2): Likewise.
4070 (gimple_resimplify3): Likewise.
4072 2016-09-22 Richard Biener <rguenther@suse.de>
4075 * expr.c (expand_expr_real_1): Guard array access against negative
4078 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4080 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
4082 (format_floating): Likewise.
4084 2016-09-22 Jakub Jelinek <jakub@redhat.com>
4087 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
4088 for all IFN_GOMP_SIMD_* internal fns, not just for
4089 IFN_GOMP_SIMD_ORDERED_*.
4091 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4094 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
4095 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
4096 instructions when you want to invert the test.
4097 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
4098 correct order for XXSEL.
4099 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
4100 for using XSCMP{EQ,GT,GE}DP.
4102 2016-09-21 David Malcolm <dmalcolm@redhat.com>
4104 * genconstants.c (main): Introduce noop_reader and convert call
4105 to read_md_files to a method call.
4106 * genenums.c (main): Likewise.
4107 * genmddeps.c (main): Likewise.
4108 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
4109 rtx_reader_ptr->get_top_level_filename ().
4110 (write_tm_preds_h): Likewise.
4111 (write_insn_preds_c): Likewise.
4112 * gensupport.c (class gen_reader): New subclass of rtx_reader.
4113 (rtx_handle_directive): Convert to...
4114 (gen_reader::handle_unknown_directive): ...this.
4115 (init_rtx_reader_args_cb): Convert return type from bool to
4116 rtx_reader *. Create a gen_reader instance, using it for the
4117 call to read_md_files. Return it if no errors occur.
4118 (init_rtx_reader_args): Convert return type from bool to
4120 * gensupport.h (init_rtx_reader_args_cb): Likewise.
4121 (init_rtx_reader_args_cb): Likewise.
4122 * read-md.c (struct file_name_list): Move to class rtx_reader.
4123 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
4124 (read_md_filename): Delete in favor of
4125 rtx_reader::m_read_md_filename.
4126 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
4127 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
4128 (base_dir): Delete in favor of rtx_reader::m_base_dir.
4129 (first_dir_md_include): Delete in favor of
4130 rtx_reader::m_first_dir_md_include.
4131 (last_dir_md_include_ptr): Delete in favor of
4132 rtx_reader::m_last_dir_md_include_ptr.
4133 (max_include_len): Delete.
4134 (rtx_reader_ptr): New.
4135 (fatal_with_file_and_line): Use get_filename and get_lineno
4136 accessors of rtx_reader_ptr.
4137 (require_char_ws): Likewise.
4138 (rtx_reader::read_char): New method, based on ::read_char.
4139 (rtx_reader::unread_char): New method, based on ::unread_char.
4140 (read_escape): Use get_filename and get_lineno accessors of
4142 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
4143 (read_string): Use get_filename and get_lineno accessors of
4145 (rtx_reader::rtx_reader): New ctor.
4146 (rtx_reader::~rtx_reader): New dtor.
4147 (handle_include): Convert from a function to...
4148 (rtx_reader::handle_include): ...this method, converting
4149 handle_directive from a callback to a virtual function.
4150 (handle_file): Likewise, converting to...
4151 (rtx_reader::handle_file): ...this method.
4152 (handle_toplevel_file): Likewise, converting to...
4153 (rtx_reader::handle_toplevel_file): ...this method.
4154 (rtx_reader::get_current_location): New method.
4155 (parse_include): Convert from a function to...
4156 (rtx_reader::add_include_path): ...this method, dropping redundant
4157 update to unused max_include_len.
4158 (read_md_files): Convert from a function to...
4159 (rtx_reader::read_md_files): ...this method, converting
4160 handle_directive from a callback to a virtual function.
4161 (noop_reader::handle_unknown_directive): New method.
4162 * read-md.h (directive_handler_t): Delete this typedef.
4164 (read_md_file): Delete.
4165 (read_md_lineno): Delete.
4166 (read_md_filename): Delete.
4167 (class rtx_reader): New class.
4168 (rtx_reader_ptr): New decl.
4169 (class noop_reader): New subclass of rtx_reader.
4170 (read_char): Reimplement in terms of rtx_reader::read_char.
4171 (unread_char): Reimplement in terms of rtx_reader::unread_char.
4172 (read_md_files): Delete.
4173 * read-rtl.c (read_rtx_code): Update for deletion of globals
4174 read_md_filename and read_md_lineno.
4176 2016-09-21 Jason Merrill <jason@redhat.com>
4178 * input.h (from_macro_definition_at): New.
4180 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
4182 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
4184 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
4186 PR tree-optimization/77550
4187 * tree-vect-stmts.c (create_array_ref): Change parameters.
4188 (get_group_alias_ptr_type): New function.
4189 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
4191 2016-09-21 Marek Polacek <polacek@redhat.com>
4193 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
4194 Add falls through comment.
4196 2016-09-21 Richard Biener <rguenther@suse.de>
4198 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
4199 (replace_child): Likewise.
4200 (remove_child_TAG): Adjust.
4201 (move_marked_base_types): Likewise.
4202 (prune_unused_types_prune): Clear die_sib of removed children.
4204 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
4207 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
4208 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
4210 2016-09-21 Richard Biener <rguenther@suse.de>
4212 PR tree-optimization/77648
4213 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
4215 (make_transitive_closure_constraints): Adjust comment.
4216 (make_any_offset_constraints): New function.
4217 (handle_rhs_call): Make sure to first expand a pointer to all
4218 subfields before transitively closing it.
4219 (handle_const_call): Likewise. Properly expand returned
4221 (handle_pure_call): Likewise.
4223 2016-09-21 Richard Biener <rguenther@suse.de>
4224 Jakub Jelinek <jakub@redhat.com>
4226 PR tree-optimization/77621
4227 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
4228 group at non-vectorizable stmts.
4230 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4232 PR tree-optimization/72835
4233 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
4234 (make_new_ssa_for_all_defs): Likewise.
4235 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
4237 2016-09-20 Martin Sebor <msebor@redhat.com>
4240 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
4241 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
4242 * config/linux.c (gnu_libc_printf_pointer_format): New function.
4243 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
4244 * config/sol2.c (solaris_printf_pointer_format): New function.
4245 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
4247 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
4248 * doc/tm.texi: Regenerate.
4249 * gimple-fold.h (get_range_strlen): New function.
4250 (get_maxval_strlen): Declare existing function.
4251 * gimple-fold.c (get_range_strlen): Add arguments and compute both
4252 maximum and minimum.
4253 (get_range_strlen): Define overload.
4254 (get_maxval_strlen): Adjust.
4255 * gimple-ssa-sprintf.c: New file and pass.
4256 * passes.def (pass_sprintf_length): Add new pass.
4257 * targhooks.h (default_printf_pointer_format): Declare new function.
4258 (gnu_libc_printf_pointer_format): Same.
4259 (solaris_libc_printf_pointer_format): Same.
4260 * targhooks.c (default_printf_pointer_format): Define new function.
4261 * tree-pass.h (make_pass_sprintf_length): Declare new function.
4262 * print-tree.c: Increase buffer size.
4264 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4266 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
4268 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4270 * common.opt: New option -fipa-vrp.
4271 * ipa-cp.c (ipa_get_vr_lat): New.
4272 (ipcp_vr_lattice::print): Likewise.
4273 (print_all_lattices): Call ipcp_vr_lattice::print.
4274 (ipcp_vr_lattice::meet_with): New.
4275 (ipcp_vr_lattice::meet_with_1): Likewise.
4276 (ipcp_vr_lattice::top_p): Likewise.
4277 (ipcp_vr_lattice::bottom_p): Likewsie.
4278 (ipcp_vr_lattice::set_to_bottom): Likewise.
4279 (set_all_contains_variable): Call VR set_to_bottom.
4280 (initialize_node_lattices): Init VR lattices.
4281 (propagate_vr_accross_jump_function): New.
4282 (propagate_constants_accross_call): Call
4283 propagate_vr_accross_jump_function.
4284 (ipcp_store_vr_results): New.
4285 (ipcp_driver): Handle VR.
4286 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
4287 (ipa_set_jf_unknown): Likewise.
4288 (ipa_compute_jump_functions_for_edge): Likewise.
4289 (ipa_node_params_t::duplicate): Likewise.
4290 (ipa_write_jump_function): Likewise.
4291 (ipa_read_jump_function): Likewise.
4292 (write_ipcp_transformation_info): Likewise.
4293 (read_ipcp_transformation_info): Likewise.
4294 (ipcp_update_vr): New.
4295 (ipcp_transform_function): Handle VR.
4296 * ipa-prop.h (struct ipa_vr): New.
4297 * cgraph.c: Include tree-vrp.h.
4298 * cgraphunit.c: Likewise.
4299 * ipa-utils.c: Likewise.
4302 * toplev.c: Likewise.
4303 * ipa-devirt.c: Likewise.
4304 * ipa-inline-transform.c: Likewise.
4305 * ipa-inline.c: Likewise.
4306 * ipa-profile.c: Likewise.
4308 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4310 * doc/invoke.texi: Document -fdump-tree-evrp.
4311 * passes.def: Define new pass_early_vrp.
4312 * timevar.def: Define new TV_TREE_EARLY_VRP.
4313 * tree-pass.h (make_pass_early_vrp): New.
4314 * tree-ssa-propagate.c: Make replace_uses_in non static.
4315 * tree-ssa-propagate.h: Export replace_uses_in.
4316 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
4317 (extract_range_from_assert): Factor out
4318 extract_range_for_var_from_comparison_expr.
4319 (vrp_initialize_lattice): New.
4320 (vrp_initialize): Factor out vrp_initialize_lattice.
4321 (vrp_valueize): Fix it to reject complex value ranges.
4322 (vrp_free_lattice): New.
4323 (evrp_dom_walker::before_dom_children): Likewise.
4324 (evrp_dom_walker::after_dom_children): Likewise.
4325 (evrp_dom_walker::push_value_range): Likewise.
4326 (evrp_dom_walker::pop_value_range): Likewise.
4327 (execute_early_vrp): Likewise.
4328 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
4329 (make_pass_early_vrp): New.
4331 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
4333 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
4334 instead of exact_log2.
4336 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
4339 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
4340 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
4341 (ix86_add_stmt_cost): Penalize DFmode vector operations
4342 for !TARGET_VECTORIZE_DOUBLE.
4344 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
4346 * doc/invoke.texi (Warning Options): Simplify language.
4347 (Optimize Options): Complete sentence.
4349 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
4351 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
4354 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
4357 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
4358 inits on power8 and above, use the VMRGEW instruction instead of a
4361 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
4362 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
4365 2016-09-20 Tamar Christina <tamar.christina@arm.com>
4367 * config/aarch64/arm_neon.h
4368 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
4369 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
4370 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
4372 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
4374 * config/var/vax.h (ELIMINABLE_REGS): Define.
4375 (INITIAL_ELIMINATION_OFFSET): Define.
4377 2016-09-20 Jakub Jelinek <jakub@redhat.com>
4380 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
4381 cast to void * if the cast is from some other pointer type.
4383 2016-09-20 Richard Biener <rguenther@suse.de>
4385 PR tree-optimization/77646
4386 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
4389 2016-09-20 Tamar Christina <tamar.christina@arm.com>
4391 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
4392 attributes to all inlined functions and make them extern.
4394 2016-09-20 Richard Biener <rguenther@suse.de>
4396 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
4398 * debug.c (do_nothing_debug_hooks): Adjust.
4399 * dbxout.c (dbx_debug_hooks): Likewise.
4400 * sdbout.c (sdb_debug_hooks): Likewise.
4401 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
4402 (dwarf2out_finish): Move producer, filename and
4404 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
4405 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
4407 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
4410 * doc/invoke.texi: Document -Wint-in-bool-context.
4413 * dwarf2out.c (output_loc_operands): Fix an assertion.
4415 2016-09-19 Joseph Myers <joseph@codesourcery.com>
4417 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
4418 (CR_DECIMAL_DIG): New macro.
4420 2016-09-19 Joseph Myers <joseph@codesourcery.com>
4422 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
4425 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
4427 PR rtl-optimization/77416
4428 * lra-remat.c (operand_to_remat): Process hard coded insn
4431 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4433 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
4434 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
4436 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
4438 * target.def (lra_p): Wordsmithing.
4439 * doc/tm.texi: Regenerate.
4441 2016-09-19 Jakub Jelinek <jakub@redhat.com>
4442 Jan Hubicka <jh@suse.cz>
4445 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
4446 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
4447 Call ultimate_alias_target just once, not up to 4 times.
4449 2016-09-19 Richard Biener <rguenther@suse.de>
4451 * dwarf2out.c (early_dwarf_finished): New global.
4452 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
4454 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
4455 if called from LTO exit early.
4456 (dwarf2out_late_global_decl): When being during the early
4457 debug phase do not add locations but only const value attributes.
4458 Adjust the way we generate early DIEs for LTO.
4460 2016-09-19 Richard Biener <rguenther@suse.de>
4463 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
4464 proper niter to bound the loops.
4466 2016-09-19 Richard Biener <rguenther@suse.de>
4468 PR tree-optimization/77514
4469 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
4470 search for folded stmt.
4472 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
4474 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
4475 * tree-pass.h (make_pass_early_thread_jumps): Declare.
4476 * tree-ssa-threadbackward.c (fsm_find_thread_path,
4477 fsm_find_thread_path, profitable_jump_thread_path,
4478 fsm_find_control_statement_thread_paths,
4479 find_jump_threads_backwards): Add speed_p parameter.
4480 (pass_data_early_thread_jumps): New pass.
4481 (make_pass_early_thread_jumps): New function.
4483 2016-09-17 Andreas Schwab <schwab@suse.de>
4485 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
4486 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
4488 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
4490 * recog.c (rest_of_handle_split_after_reload): Delete.
4491 (pass_split_after_reload::gate): New method.
4492 (pass_split_after_reload::execute): Call split_all_insns directly.
4494 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
4496 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
4497 parameters for functions taking long long arguments.
4499 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4502 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
4503 splat with truncate.
4505 2016-09-16 Jason Merrill <jason@redhat.com>
4507 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
4509 * hwint.c (exact_log2): Use pow2p_hwi.
4510 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
4511 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
4512 * builtins.c (get_object_alignment_2, get_object_alignment)
4513 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
4515 * calls.c (compute_argument_addresses, store_one_arg): Use
4517 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
4518 * combine.c (force_to_mode): Use least_bit_hwi.
4519 (contains_muldiv, find_split_point, combine_simplify_rtx)
4520 (simplify_if_then_else, simplify_set, force_to_mode)
4521 (if_then_else_cond, simplify_and_const_int_1)
4522 (simplify_compare_const): Use pow2p_hwi.
4523 * cse.c (fold_rtx): Use pow2p_hwi.
4524 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
4526 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
4527 (init_expmed_one_conv): Use pow2p_hwi.
4528 * expr.c (is_aligning_offset): Use pow2p_hwi.
4529 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
4530 (fold_binary_loc): Use pow2p_hwi.
4531 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
4532 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
4533 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
4534 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
4536 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
4537 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
4538 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
4539 * omp-low.c (oacc_loop_fixed_partitions)
4540 (oacc_loop_auto_partitions): Use least_bit_hwi.
4541 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
4542 * stor-layout.c (place_field): Use least_bit_hwi.
4543 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
4544 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
4545 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
4546 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
4547 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
4548 * tree-vect-data-refs.c (vect_analyze_group_access_1)
4549 (vect_grouped_store_supported, vect_grouped_load_supported)
4550 (vect_permute_load_chain, vect_shift_permute_load_chain)
4551 (vect_transform_grouped_load): Use pow2p_hwi.
4552 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
4553 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
4554 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
4556 * tsan.c (instrument_expr): Use least_bit_hwi.
4557 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
4559 2016-09-16 Andreas Schwab <schwab@suse.de>
4561 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
4563 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
4565 2016-09-16 Jakub Jelinek <jakub@redhat.com>
4568 * combine.c (rest_of_handle_combine): If any edges have been purged,
4569 free dominators if available.
4571 2016-09-16 Jakub Jelinek <jakub@redhat.com>
4572 Eric Botcazou <ebotcazou@adacore.com>
4575 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
4576 through into expand_addsub_overflow after expand_neg_overflow.
4578 2016-09-15 David Malcolm <dmalcolm@redhat.com>
4580 * diagnostic-show-locus.c
4581 (selftest::test_fixit_insert_containing_newline): New function.
4582 (selftest::test_fixit_replace_containing_newline): New function.
4583 (selftest::diagnostic_show_locus_c_tests): Call the above.
4585 2016-09-15 Bin Cheng <bin.cheng@arm.com>
4587 PR tree-optimization/77503
4588 * tree-vect-loop.c (vectorizable_reduction): Record reduction
4589 code for CONST_COND_REDUCTION at analysis stage and use it at
4591 * tree-vectorizer.h (struct _stmt_vec_info): New field.
4592 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
4593 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
4596 2016-09-15 Richard Biener <rguenther@suse.de>
4599 * fold-const.c (split_tree): Do not split constant ~X.
4601 2016-09-15 Jakub Jelinek <jakub@redhat.com>
4603 PR rtl-optimization/77425
4604 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
4608 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
4609 use %qs instead of %s where desirable, use argument instead of arg in
4610 the diagnostic wording, add list of supported strategies and
4612 (ix86_option_override_internal): Emit target("m...") instead of
4613 option("m...") in the diagnostic. Use %qs instead of %s in invalid
4614 -march/-mtune option diagnostic. Add list of supported arches/tunings
4615 and spellcheck hint. Remove prefix, suffix and sw variables, use
4616 main_args_p ? "..." : "..." in diagnostics to make translation
4619 2016-09-15 Richard Biener <rguenther@suse.de>
4621 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
4622 extra offset argument.
4623 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
4624 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
4625 to reflect new offset parameter.
4626 * doc/tm.texi: Regenerate.
4627 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
4628 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
4630 (darwin_asm_output_dwarf_offset): Likewise.
4631 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
4633 (darwin_asm_output_dwarf_offset): Pass offset argument through.
4634 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
4635 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
4637 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
4640 * ipa-icf.c (set_alias_uids): New function.
4641 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
4642 all the merged variable's referring aliases.
4644 2016-09-15 Richard Biener <rguenther@suse.de>
4646 PR tree-optimization/77514
4647 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
4648 only forced_stmts sequence.
4650 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
4652 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
4653 * cfgexpand.c (update_alias_info_with_stack_vars): Use
4654 FOR_EACH_SSA_NAME to iterate over SSA variables.
4655 (pass_expand::execute): Likewise.
4656 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
4657 * tree-cfg.c (dump_function_to_file): Likewise.
4658 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
4659 (update_ssa): Likewise.
4660 * tree-ssa-alias.c (dump_alias_info): Likewise.
4661 * tree-ssa-ccp.c (ccp_finalize): Likewise.
4662 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
4663 (create_outofssa_var_map): Likewise.
4664 (coalesce_ssa_name): Likewise.
4665 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
4666 * tree-ssa-pre.c (compute_avail): Likewise.
4667 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
4668 (scc_vn_restore_ssa_info): Likewise.
4669 (free_scc_vn): Likwise.
4670 (run_scc_vn): Likewise.
4671 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
4672 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
4673 * tree-ssa-copy.c (fini_copy_prop): Likewise.
4674 * tree-ssa.c (verify_ssa): Likewise.
4676 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
4678 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
4679 and mips64r2 as default 32-bit and 64-bit architectures.
4680 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
4681 as default 32-bit and 64-bit architectures.
4683 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
4685 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
4688 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
4690 * target.def (lra_p): Change commentary (for the manual) for the
4692 * doc/tm.texi: Regenerate.
4694 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
4696 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
4697 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
4698 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
4699 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
4701 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
4703 * targhooks.c (default_lra_p): Return true instead of false.
4705 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
4707 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
4708 hook_bool_void_false.
4709 * config/avr/avr.c: Ditto.
4710 * config/bfin/bfin.c: Ditto.
4711 * config/c6x/c6x.c: Ditto.
4712 * config/cr16/cr16.c: Ditto.
4713 * config/cris/cris.c: Ditto.
4714 * config/epiphany/epiphany.c: Ditto.
4715 * config/fr30/fr30.c: Ditto.
4716 * config/frv/frv.c: Ditto.
4717 * config/h8300/h8300.c: Ditto.
4718 * config/ia64/ia64.c: Ditto.
4719 * config/iq2000/iq2000.c: Ditto.
4720 * config/lm32/lm32.c: Ditto.
4721 * config/m32c/m32c.c: Ditto.
4722 * config/m32r/m32r.c: Ditto.
4723 * config/m68k/m68k.c: Ditto.
4724 * config/mcore/mcore.c: Ditto.
4725 * config/microblaze/microblaze.c: Ditto.
4726 * config/mmix/mmix.c: Ditto.
4727 * config/mn10300/mn10300.c: Ditto.
4728 * config/moxie/moxie.c: Ditto.
4729 * config/msp430/msp430.c: Ditto.
4730 * config/nios2/nios2.c: Ditto.
4731 * config/nvptx/nvptx.c: Ditto.
4732 * config/pa/pa.c: Ditto.
4733 * config/pdp11/pdp11.c: Ditto.
4734 * config/rl78/rl78.c: Ditto.
4735 * config/sparc/sparc.c: Ditto.
4736 * config/spu/spu.c: Ditto.
4737 * config/stormy16/stormy16.c: Ditto.
4738 * config/tilegx/tilegx.c: Ditto.
4739 * config/tilepro/tilepro.c: Ditto.
4740 * config/v850/v850.c: Ditto.
4741 * config/vax/vax.c: Ditto.
4742 * config/visium/visium.c: Ditto.
4743 * config/xtensa/xtensa.c: Ditto.
4745 2016-09-14 Jakub Jelinek <jakub@redhat.com>
4748 * tsan.c: Include target.h.
4749 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
4750 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
4751 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
4752 BUILT_IN_ATOMIC_TEST_AND_SET entries.
4753 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
4755 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
4756 Martin Liska <mliska@suse.cz>
4759 * predict.c (force_edge_cold): Add braces to a condition.
4761 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
4763 PR rtl-optimization/77289
4764 * lra-constraints.c (get_final_hard_regno): Removed.
4765 (get_hard_regno): Add new parameter final_p.
4766 (get_reg_class): Directly call lra_get_elimination_hard_regno.
4767 (operands_match_p): Adjust call to get_hard_regno.
4768 (uses_hard_regs_p): Likewise.
4769 (process_alt_operands): Likewise.
4771 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
4774 * config/msp430/msp430.c (msp430_start_function): Emit an error
4775 if a function is both weak and specifies an interrupt number.
4777 2016-09-13 Jakub Jelinek <jakub@redhat.com>
4779 PR tree-optimization/77454
4780 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
4781 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
4784 2016-09-13 Tamar Christina <tamar.christina@arm.com>
4786 * config/aarch64/aarch64-builtins.c
4787 (aarch64_init_simd_builtins): Fix builtin type signature printing.
4789 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
4791 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
4792 SFmode and SCmode arguments by reference.
4794 2016-09-13 David Malcolm <dmalcolm@redhat.com>
4796 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
4798 (selftest::test_one_liner_fixit_insert_before): ...this, and update
4799 for renaming of add_fixit_insert to add_fixit_insert_before.
4800 (selftest::test_one_liner_fixit_insert_after): New function.
4801 (selftest::test_one_liner_fixit_validation_adhoc_locations):
4802 Update for renaming of add_fixit_insert to add_fixit_insert_before.
4803 (selftest::test_one_liner_many_fixits): Likewise.
4804 (selftest::test_diagnostic_show_locus_one_liner): Update for
4805 renaming, call new test function.
4806 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
4807 renaming of add_fixit_insert to add_fixit_insert_before.
4808 (selftest::test_fixit_consolidation): Likewise.
4809 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
4811 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
4812 (selftest::test_applying_fixits_insert_before): ...this.
4813 (selftest::test_applying_fixits_insert): Update for renaming of
4814 add_fixit_insert to add_fixit_insert_before.
4815 (selftest::test_applying_fixits_insert_after): New function.
4816 (selftest::test_applying_fixits_insert_after_at_line_end): New
4818 (selftest::test_applying_fixits_insert_after_failure): New function.
4819 (selftest::test_applying_fixits_multiple): Update for renaming of
4820 add_fixit_insert to add_fixit_insert_before.
4821 (selftest::change_line): Likewise.
4822 (selftest::test_applying_fixits_unreadable_file): Likewise.
4823 (selftest::test_applying_fixits_line_out_of_range): Likewise.
4824 (selftest::test_applying_fixits_column_validation): Likewise.
4825 (selftest::test_applying_fixits_column_validation): Likewise.
4826 (selftest::edit_context_c_tests): Update for renamed test function;
4827 call new test functions.
4829 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
4831 PR tree-optimization/77536
4832 PR rtl-optimization/68212
4833 * config/rs6000/rs6000.md (div->recip splitter): Remove
4834 optimize_insn_for_speed_p condition.
4836 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
4838 * optabs.c (prepare_cmp_insn): Update documentation comment.
4840 2016-09-13 Jakub Jelinek <jakub@redhat.com>
4841 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4844 * opts.h (candidates_list_and_hint): Declare.
4845 * opts-common.c (candidates_list_and_hint): New function.
4846 (cmdline_handle_error): Use it.
4848 2016-09-12 David Malcolm <dmalcolm@redhat.com>
4850 * edit-context.c (edited_line::get_len): New accessor.
4851 (edited_file::print_diff): Split out hunk-printing into...
4852 (edited_file::print_diff_hunk): New method.
4853 (edited_file::print_diff_line): New method.
4855 2016-09-12 Andrew Pinski <apinski@cavium.com>
4857 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
4859 * config/aarch64/aarch64.c (thunderx_tunings): Enable
4860 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
4861 (aarch64_operands_ok_for_ldpstp): Return false if
4862 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
4863 was SImode and the alignment is less than 8 byte.
4864 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
4866 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
4869 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
4871 2016-09-12 Marek Polacek <polacek@redhat.com>
4873 * doc/extend.texi: Use lowercase "boolean".
4874 * doc/invoke.texi: Likewise.
4875 * doc/md.texi: Likewise.
4876 * target.def: Likewise.
4877 * doc/tm.texi: Regenerated.
4879 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4882 * expmed.c (synth_mult): Delete duplicate mode check.
4884 2016-09-10 Tom de Vries <tom@codesourcery.com>
4887 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
4889 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
4890 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
4892 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
4894 PR rtl-optimization/77289
4895 * lra-constraints.c (get_final_hard_regno): Add support for non hard
4896 register numbers. Remove support for subregs.
4897 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
4898 (get_reg_class): Delete removed get_final_hard_regno() argument.
4899 (uses_hard_regs_p): Call get_final_hard_regno().
4901 2016-09-09 Martin Sebor <msebor@redhat.com>
4905 * pretty-print.c (pp_quoted_string): New function.
4906 (pp_format): Call it for %c and %s directives.
4908 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
4910 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
4911 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
4912 INITIAL_ELIMINATION_OFFSET) : Update documentation.
4913 * target.def (frame_pointer_required, can_eliminate): Likewise.
4914 * doc/tm.texi: Regenerated.
4915 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
4917 * df-scan.c (df_hard_reg_init): Likewise.
4918 * ira.c (ira_setup_eliminable_regset): Likewise.
4919 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
4920 init_elim_table): Likewise.
4921 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
4922 set_initial_elim_offsets, update_eliminables,
4923 init_elim_table): Likewise.
4924 * rtlanal.c (get_initial_register_offset): Likewise.
4925 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
4926 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
4927 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
4928 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
4929 * config/fr30/fr30.h: Fix comment.
4930 * config/frv/frv.c: Likewise.
4931 * config/frv/frv.h: Likewise.
4932 * config/ft32/ft32.h: Likewise.
4933 * config/visium/visium.h: Likewise.
4934 * config/pa/pa64-linux.h: Likewise.
4935 * config/v850/v850.h: Likewise.
4936 * config/cris/cris.c: Likewise.
4937 * config/ia64/ia64.h: Likewise.
4938 * config/moxie/moxie.h: Likewise.
4939 * config/m32r/m32r.h: Likewise.
4941 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
4944 * config.in: Regenerate.
4945 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
4947 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
4948 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
4949 static-libmpxwrappers case.
4950 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
4951 MPX_LD_AS_NEEDED_GUARD_POP.
4952 * configure: Regenerate.
4953 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
4954 defined if linker support "--push-state"/"--pop-state".
4956 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
4958 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
4960 2016-09-09 Joseph Myers <joseph@codesourcery.com>
4962 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
4963 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
4964 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
4965 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
4966 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
4967 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
4968 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
4970 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
4971 width macros from TS 18661-1.
4972 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
4974 2016-09-08 Jakub Jelinek <jakub@redhat.com>
4977 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
4978 OMP_CLAUSE_SAFELEN_EXPR.
4980 2016-09-07 David Malcolm <dmalcolm@redhat.com>
4982 * Makefile.in (OBJS): Add substring-locations.o.
4983 * langhooks-def.h (class substring_loc): New forward decl.
4984 (lhd_get_substring_location): New decl.
4985 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
4986 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
4987 * langhooks.c (lhd_get_substring_location): New function.
4988 * langhooks.h (class substring_loc): New forward decl.
4989 (struct lang_hooks): Add field get_substring_location.
4990 * substring-locations.c: New file, taking definition of
4991 format_warning_va and format_warning_at_substring from
4992 c-family/c-format.c, making them non-static.
4993 * substring-locations.h (class substring_loc): Move class here
4994 from c-family/c-common.h. Add and rewrite comments.
4995 (format_warning_va): New decl.
4996 (format_warning_at_substring): New decl.
4997 (get_source_location_for_substring): Add comment.
4999 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
5001 * config/i386/i386.c: Add 'U' suffix to processor feature bits
5002 to avoid -Wnarrowing warning.
5003 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
5004 * opts.c: Likewise for SANITIZER_OPT bitmasks.
5006 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
5008 * config/aarch64/aarch64.c (aarch64_legitimize_address):
5009 Avoid use of base_offset if offset already in range.
5011 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
5013 * config/sh/sh-protos.h (struct sh_atomic_model,
5014 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
5015 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
5016 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
5017 * config/sh/sh.h (struct sh_atomic_model,
5018 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
5019 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
5020 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
5021 Guard with __cplusplus.
5023 2016-09-06 Jakub Jelinek <jakub@redhat.com>
5026 * config/i386/i386.c (ix86_expand_builtin): For builtin with
5027 unsupported or unknown ISA, use expand_call.
5029 2016-09-06 Martin Liska <mliska@suse.cz>
5031 PR gcov-profile/77378
5032 PR gcov-profile/77466
5033 * tree-profile.c (tree_profiling): Detect whether target can use
5034 -fprofile-update=atomic.
5036 2016-09-06 Richard Biener <rguenther@suse.de>
5038 PR tree-optimization/77479
5039 * tree-vrp.c (update_value_range): Extend overflow handling to
5042 2016-09-05 Jakub Jelinek <jakub@redhat.com>
5045 * config/i386/i386.md (isa): Add x64_avx512bw.
5046 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
5047 (kmov_isa): New mode attr.
5048 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
5049 (*zero_extend<mode>si2): Likewise.
5050 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
5052 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
5054 * doc/invoke.texi (SPU Options): nops -> NOPs.
5055 (x86 Options): Ditto.
5057 2016-09-05 Jakub Jelinek <jakub@redhat.com>
5060 * toplev.c (process_options): Temporarily set input_location
5061 to UNKNOWN_LOCATION around targetm.target_option.override () call.
5063 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
5065 PR rtl-optimization/77452
5066 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
5067 inner-mode reference to a CONST_VECTOR constant in the constant pool.
5069 2016-09-05 Marek Polacek <polacek@redhat.com>
5072 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
5074 2016-09-05 Jakub Jelinek <jakub@redhat.com>
5077 * gensupport.c (alter_output_for_subst_insn): Remove redundant
5078 *insn_out == '*' test. Don't copy unnecessary to yet another
5079 memory buffer, and don't leak it.
5081 PR rtl-optimization/77425
5082 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
5084 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
5086 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
5088 2016-09-02 David Malcolm <dmalcolm@redhat.com>
5090 * common.opt (fdiagnostics-generate-patch): New option.
5091 * diagnostic.c: Include "edit-context.h".
5092 (diagnostic_initialize): Initialize context->edit_context_ptr.
5093 (diagnostic_finish): Delete context->edit_context_ptr.
5094 (diagnostic_report_diagnostic): Add fix-it hints from the
5095 diagnostic to context->edit_context_ptr, if any.
5096 * diagnostic.h (class edit_context): Add forward decl.
5097 (struct diagnostic_context): Add field "edit_context_ptr".
5098 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
5099 -fdiagnostics-generate-patch.
5100 (-fdiagnostics-generate-patch): New item.
5101 * toplev.c: Include "edit-context.h".
5102 (process_options): Set global_dc->edit_context_ptr to a new
5103 edit_context if the options need one.
5104 (toplev::main): Handle -fdiagnostics-generate-patch by using
5105 global_dc->edit_context_ptr.
5107 2016-09-02 Jakub Jelinek <jakub@redhat.com>
5110 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
5111 map and firstprivate clauses on target construct for _Atomic
5113 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
5114 on target construct for _Atomic qualified decls.
5115 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
5117 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
5118 _Atomic qualified arguments not mentioned in uniform clause.
5120 2016-09-02 David Malcolm <dmalcolm@redhat.com>
5122 * Makefile.in (OBJS-libcommon): Add edit-context.o.
5123 * diagnostic-color.c (color_dict): Add "diff-filename",
5124 "diff-hunk", "diff-delete", and "diff-insert".
5125 (parse_gcc_colors): Update default value of GCC_COLORS in comment
5126 to reflect above changes.
5127 * doc/invoke.texi (-fdiagnostics-color): Update description of
5128 default GCC_COLORS, and of the supported capabilities.
5129 * edit-context.c: New file.
5130 * edit-context.h: New file.
5131 * input.c (struct fcache): Add field "missing_trailing_newline".
5132 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
5134 (add_file_to_cache_tab): Likewise.
5135 (fcache::fcache): Likewise.
5136 (get_next_line): Update c->missing_trailing_newline.
5137 (location_missing_trailing_newline): New function.
5138 * input.h (location_missing_trailing_newline): New decl.
5139 * selftest-run-tests.c (selftest::run_tests): Call
5140 edit_context_c_tests.
5141 * selftest.h (edit_context_c_tests): New decl.
5143 2016-09-02 Jakub Jelinek <jakub@redhat.com>
5144 Richard Biener <rguenth@suse.de>
5146 PR tree-optimization/77444
5147 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
5148 as steptype, remove redundant initialization.
5150 2016-09-02 Jakub Jelinek <jakub@redhat.com>
5153 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
5154 (sanopt_optimize_walker): Optimize away
5155 __asan_before_dynamic_init (...) followed by
5156 __asan_after_dynamic_init () without intervening memory loads/stores.
5157 * ipa-pure-const.c (special_builtin_state): Handle
5158 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
5159 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
5161 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5163 * cfg.c (free_original_copy_tables): Replace second assignment of
5164 bb_copy = NULL by bb_original = NULL.
5166 2016-09-02 Jakub Jelinek <jakub@redhat.com>
5169 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
5170 assignment added in r216794.
5172 2016-09-02 David Malcolm <dmalcolm@redhat.com>
5174 * Makefile.in (OBJS): Add typed-splay-tree.o.
5175 * selftest-run-tests.c (selftest::run_tests): Call
5176 typed_splay_tree_c_tests.
5177 * selftest.h (typed_splay_tree_c_tests): New decl.
5178 * typed-splay-tree.c: New file.
5179 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
5180 (typed_splay_tree::max): New method.
5181 (typed_splay_tree::min): New method.
5182 (typed_splay_tree::foreach): New method.
5183 (typed_splay_tree::closure): New struct.
5184 (typed_splay_tree::inner_foreach_fn): New function.
5186 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5188 * ipa-cp.c (ipcp_store_bits_results): Change option name from
5189 -fipa-cp-bit to -fipa-bit-cp.
5191 2016-09-01 Martin Sebor <msebor@redhat.com>
5193 PR tree-optimization/71831
5194 * tree-object-size.h: Return bool instead of the size and add
5195 argument for the size.
5196 * tree-object-size.c (compute_object_offset): Update signature.
5197 (addr_object_size): Same.
5198 (compute_builtin_object_size): Return bool instead of the size
5199 and add argument for the size. Handle POINTER_PLUS_EXPR when
5200 optimization is disabled.
5201 (expr_object_size): Adjust.
5202 (plus_stmt_object_size): Adjust.
5203 (pass_object_sizes::execute): Adjust.
5204 * builtins.c (fold_builtin_object_size): Adjust.
5205 * doc/extend.texi (Object Size Checking): Update.
5206 * ubsan.c (instrument_object_size): Adjust.
5208 2016-09-01 Martin Sebor <msebor@redhat.com>
5210 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
5211 it fits the output of the formatted function regardless of its
5213 * gcc/genmodes.c (parser::parse_expr): Same.
5214 * gimplify.c (gimplify_asm_expr): Same.
5215 * passes.c (pass_manager::register_one_dump_file): Same.
5216 * print-tree.c (print_node): Same.
5218 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5220 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
5222 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5224 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
5226 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5228 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
5229 * config/rs6000/vector.md: Ditto.
5230 * config/rs6000/vsx.md: Ditto.
5232 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
5234 * ipa-inline-analysis.c (param_change_prob): Get to the base object
5237 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5239 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
5240 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
5241 *return_and_restore_gpregs_<mode>_r11,
5242 *return_and_restore_gpregs_<mode>_r12,
5243 *return_and_restore_gpregs_<mode>_r1,
5244 *return_and_restore_fpregs_<mode>_r11,
5245 *return_and_restore_fpregs_<mode>_r12,
5246 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
5247 directly instead of via the "l" constraint. Renumber operands.
5250 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5252 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
5253 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
5254 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
5255 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
5256 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
5257 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
5258 *call_value_nonlocal_darwin64, reload_macho_picbase,
5259 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
5260 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
5261 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
5262 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
5263 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
5264 *save_fpregs_<mode>_r1): Ditto.
5265 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
5266 *return_and_restore_gpregs_spe): Ditto.
5268 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5270 * config/rs6000/rs6000.md
5271 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
5272 the use of the link register.
5273 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
5275 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5276 Michael Meissner <meissner@linux.vnet.ibm.com>
5279 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
5280 reg+reg addressing for TImode.
5281 (rs6000_legitimate_address_p): Only allow register indirect
5282 addressing for TImode, even without TARGET_QUAD_MEMORY.
5284 2016-09-01 Richard Biener <rguenther@suse.de>
5287 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
5288 check whether the result fits the desired result type.
5290 2016-09-01 Nathan Sidwell <nathan@acm.org>
5292 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
5294 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
5296 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
5298 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
5300 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5302 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
5303 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
5304 for comparisons of integer ZERO_EXTEND against zero.
5306 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
5308 * config/i386/i386.c (ix86_option_override_internal): Also disable the
5309 STV pass if -mstackrealign is enabled.
5311 2016-08-31 Ilya Verbin <iverbin@gmail.com>
5313 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
5316 2016-08-31 David Malcolm <dmalcolm@redhat.com>
5318 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
5319 (layout_range::intersects_line_p): New method.
5320 (test_range_contains_point_for_single_point): Rename to...
5321 (test_layout_range_for_single_point): ...this, and add testing
5322 for layout_range::intersects_line_p.
5323 (test_range_contains_point_for_single_line): Rename to...
5324 (test_layout_range_for_single_line): ...this, and add testing
5325 for layout_range::intersects_line_p.
5326 (test_range_contains_point_for_multiple_lines): Rename to...
5327 (test_layout_range_for_multiple_lines): ...this, and add testing
5328 for layout_range::intersects_line_p.
5329 (layout::layout): Populate m_fixit_hints.
5330 (layout::get_expanded_location): Handle the case of a line-span
5332 (layout::validate_fixit_hint_p): New method.
5333 (get_line_span_for_fixit_hint): New function.
5334 (layout::calculate_line_spans): Add spans for fixit-hints.
5335 (layout::should_print_annotation_line_p): New method.
5336 (layout::print_any_fixits): Drop param "richloc", instead using
5337 validated fixits in m_fixit_hints. Add "const" to hint pointers.
5338 (diagnostic_show_locus): Avoid printing blank annotation lines.
5339 (selftest::test_diagnostic_context::test_diagnostic_context):
5340 Initialize show_column and start_span.
5341 (selftest::test_diagnostic_context::start_span_cb): New static
5343 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
5344 (selftest::diagnostic_show_locus_c_tests): Update for function
5345 renamings. Call test_diagnostic_show_locus_fixit_lines.
5347 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
5349 PR tree-optimization/73714
5350 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
5352 2016-08-31 David Malcolm <dmalcolm@redhat.com>
5354 * selftest.c: Move "namespace selftest {" to top of file,
5355 removing explicit "selftest::" qualifiers throughout.
5357 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
5359 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
5361 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
5362 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
5363 Replace builtin with vector extension.
5364 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
5366 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
5367 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
5368 Replace builtin with vector extension.
5369 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
5370 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
5371 Replace builtin with vector extension.
5372 * config/i386/xmmintrin.h (__m128_u): New type.
5373 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
5374 (_mm_load_ps, _mm_store_ps): Simplify.
5376 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
5378 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
5380 2016-08-30 David Malcolm <dmalcolm@redhat.com>
5382 * diagnostic-show-locus.c (colorizer::begin_state): Support more
5383 than 3 ranges per diagnostic by alternating between color 1 and
5385 (layout::layout): Replace use of rich_location::MAX_RANGES
5386 with richloc->get_num_locations ().
5387 (layout::calculate_line_spans): Replace use of
5388 rich_location::MAX_RANGES with m_layout_ranges.length ().
5389 (layout::print_annotation_line): Handle arbitrary numbers of
5390 ranges in caret-printing by defaulting to '^'.
5391 (selftest::test_one_liner_many_fixits): New function.
5392 (test_diagnostic_show_locus_one_liner): Call it.
5393 * diagnostic.c (diagnostic_initialize): Update for renaming
5394 of rich_location::MAX_RANGES to
5395 rich_location::STATICALLY_ALLOCATED_RANGES.
5396 * diagnostic.h (struct diagnostic_context): Likewise.
5398 2016-08-30 David Malcolm <dmalcolm@redhat.com>
5400 * selftest.c (selftest::named_temp_file::named_temp_file): New
5402 (selftest::temp_source_file::~temp_source_file): Move to...
5403 (selftest::named_temp_file::~named_temp_file): ...here.
5404 (selftest::test_named_temp_file): New function.
5405 (selftest::selftest_c_tests): Call test_named_temp_file.
5406 * selftest.h (class named_temp_file): New class.
5407 (class temp_source_file): Convert to a subclass of named_temp_file.
5409 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
5411 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
5412 USEs of LR_REGNO in returns and sibcalls.
5413 (rs6000_output_mi_thunk): Similar.
5414 (rs6000_sibcall_aix): Similar.
5415 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
5416 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
5417 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
5418 Remove the USE of LR_REGNO from the patterns as well. Delete an
5420 (return_internal_<mode>): Delete.
5422 2016-08-30 Tamar Christina <tamar.christina@arm.com>
5424 * gcc/config/aarch64/aarch64-simd.md
5425 (aarch64_ld2<mode>_dreg_le): New.
5426 (aarch64_ld2<mode>_dreg_be): New.
5427 (aarch64_ld2<mode>_dreg): Removed.
5428 (aarch64_ld3<mode>_dreg_le): New.
5429 (aarch64_ld3<mode>_dreg_be): New.
5430 (aarch64_ld3<mode>_dreg): Removed.
5431 (aarch64_ld4<mode>_dreg_le): New.
5432 (aarch64_ld4<mode>_dreg_be): New.
5433 (aarch64_ld4<mode>_dreg): Removed.
5434 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
5436 2016-08-30 David Malcolm <dmalcolm@redhat.com>
5438 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
5439 redundant location param.
5440 (test_one_liner_fixit_remove): Likewise.
5441 (test_one_liner_fixit_replace): Likewise.
5442 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
5443 * gcc-rich-location.c
5444 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
5445 get_range_from_loc. Drop overload taking a const char *.
5446 * gcc-rich-location.h
5447 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
5450 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
5452 * config/linux.c (linux_libc_has_function): Return true on musl.
5454 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
5456 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
5458 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
5460 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
5461 used for abnormal egdes.
5463 2016-08-30 Jakub Jelinek <jakub@redhat.com>
5465 PR tree-optimization/72866
5466 * tree-vect-patterns.c (search_type_for_mask): Turn into
5467 a small wrapper, move all code to ...
5468 (search_type_for_mask_1): ... this new function. Add caching
5469 and adjust recursive calls.
5472 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
5473 instead of lookup_type_die (type_main_variant (type)) even for array
5477 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
5478 constant pool reference return x instead of c.
5480 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
5482 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
5485 2016-08-29 David Malcolm <dmalcolm@redhat.com>
5488 (selftest::test_make_location_nonpure_range_endpoints): Fix
5491 2016-08-29 David Malcolm <dmalcolm@redhat.com>
5493 * diagnostic-show-locus.c
5494 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
5496 (selftest::test_diagnostic_show_locus_one_liner): Call it.
5497 * input.c (get_pure_location): Move to libcpp/line-map.c.
5498 * input.h (get_pure_location): Convert decl to an inline function
5499 calling implementation in libcpp.
5501 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
5504 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
5505 template for intel asm dialect.
5506 (vec_set_hi_<mode><mask_name>): Ditto.
5508 2016-08-29 David Malcolm <dmalcolm@redhat.com>
5510 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
5511 (selftest::fail_formatted): Likewise.
5513 2016-08-29 David Malcolm <dmalcolm@redhat.com>
5515 * input.c (make_location): Call get_start and get_finish
5516 on the endpoints to avoid storing packed ranges or ad-hoc
5518 (selftest::test_make_location_nonpure_range_endpoints): New function.
5519 (selftest::input_c_tests): Call it.
5520 * input.h (get_start): New inline function.
5522 2016-08-29 Tom de Vries <tom@codesourcery.com>
5525 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
5528 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
5530 * Makefile.in (gcov-iov.h): Add dummy recipe.
5532 2016-08-29 Nathan Sidwell <nathan@acm.org>
5534 * config/nvptx/nvptx.c: #include tree-vrp.h.
5536 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
5539 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
5540 HIGH+LO construct during reload.
5542 2016-08-28 Tom de Vries <tom@codesourcery.com>
5545 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
5546 'sysv_abi va_list' attribute.
5547 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
5548 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
5551 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5553 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
5554 * emit-rtl.c (unshare_all_rtl_1): Adjust.
5555 (unshare_all_rtl_again): Likewise.
5556 * function.c (assign_stack_local_1): Likewise.
5557 (assign_stack_temp_for_type): Likewise.
5559 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5561 * cfgbuild.c (make_edges): Adjust.
5562 * cfgrtl.c (can_delete_label_p): Likewise.
5563 * dwarf2cfi.c (create_trace_edges): Likewise.
5564 * except.c (sjlj_emit_dispatch_table): Likewise.
5565 * function.h (struct expr_status): make x_forced_labels a vector.
5566 * jump.c (rebuild_jump_labels_1): Adjust.
5567 * reload1.c (set_initial_label_offsets): Likewise.
5568 * stmt.c (force_label_rtx): Likewise.
5569 (expand_label): Likewise.
5571 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5573 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
5575 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
5577 PR tree-optimization/71077
5578 PR tree-optimization/68542
5579 * fold-const.c (fold_relational_const): Fix folding of
5580 VECTOR_CST comparisons that have a scalar boolean result type.
5581 (selftest::test_vector_folding): New static function.
5582 (selftest::fold_const_c_tests): Call it.
5584 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
5586 * doc/extend.texi (SPU Built-in Functions): Remove stale
5587 references to material formerly at IBM and Sony.
5589 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
5592 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
5594 2016-08-26 David Malcolm <dmalcolm@redhat.com>
5596 * diagnostic-show-locus.c
5597 (selftest::test_fixit_consolidation): New function.
5598 (selftest::diagnostic_show_locus_c_tests): Call it.
5599 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
5600 constructor based on source_range.
5602 2016-08-26 David Malcolm <dmalcolm@redhat.com>
5604 * diagnostic-color.c (color_dict): Add "fixit-insert" and
5606 (parse_gcc_colors): Update description of default GCC_COLORS.
5607 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
5608 (colorizer::set_fixit_insert): New method.
5609 (colorizer::set_fixit_delete): New method.
5610 (colorizer::get_color_by_name): New method.
5611 (colorizer::STATE_FIXIT_INSERT): New constant.
5612 (colorizer::STATE_FIXIT_DELETE): New constant.
5613 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
5614 fields in favor of new field "m_stop_color". Add fields
5615 "m_fixit_insert" and "m_fixit_delete".
5616 (colorizer::colorizer): Update for above changes. Replace
5617 colorize_start calls with calls to get_color_by_name.
5618 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
5619 STATE_FIXIT_DELETE. Update for field renamings.
5620 (colorizer::finish_state): Simplify by using m_stop_color,
5621 rather than multiple identical "*_ce" fields.
5622 (colorizer::get_color_by_name): New method.
5623 (layout::print_any_fixits): Print insertions and replacements
5624 using the "fixit-insert" color, and deletions using the
5625 "fixit-delete" color.
5626 * doc/invoke.texi (-fdiagnostics-color): Update description of
5627 default GCC_COLORS, and of the supported capabilities.
5629 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
5631 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
5632 current_function_static_stack_size variable with the static
5633 stack frame size of the current function when
5634 flag_stack_usage_info is enabled.
5636 2016-08-26 Nathan Sidwell <nathan@acm.org>
5638 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
5639 assignment inside if condition.
5641 2016-08-26 Richard Biener <rguenther@suse.de>
5643 PR tree-optimization/69047
5644 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
5645 extracts similar to what FRE does.
5646 (non_rewritable_mem_ref_base): Likewise.
5648 2016-08-26 Joseph Myers <joseph@codesourcery.com>
5650 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
5651 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
5652 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5653 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5654 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
5656 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5657 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5658 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5659 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
5660 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5662 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5665 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
5666 reservation duration to 15 cycles.
5667 (cortex_a8_vfp_macs): Likewise.
5668 (cortex_a8_vfp_macd): Likewise.
5669 (cortex_a8_vfp_divs): Likewise.
5670 (cortex_a8_vfp_divd): Likewise.
5672 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5674 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
5675 (aarch_macro_fusion_pair_p): Use above to avoid early return.
5677 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5678 Martin Jambhor <mjambor@suse.cz>
5680 * common.opt: New option -fipa-bit-cp.
5681 * doc/invoke.texi: Document -fipa-bit-cp.
5682 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
5683 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
5684 * tree-ssa-ccp.h: New header file.
5685 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
5686 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
5687 Replace all occurences of tree parameter by two new params: signop, int.
5688 (bit_value_unop_1): Change to bit_value_unop and export it.
5689 Replace all occurences of tree parameter by two new params: signop,
5691 (bit_value_binop): Change call from bit_value_binop_1 to
5693 (bit_value_assume_aligned): Likewise.
5694 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
5695 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
5697 (ccp_finalize): Skip processing if val->mask == 0.
5698 * ipa-cp.c: Include tree-ssa-ccp.h
5699 (ipcp_bits_lattice): New class.
5700 (ipcp_param_lattice (bits_lattice): New member.
5701 (print_all_lattices): Call ipcp_bits_lattice::print.
5702 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
5703 (initialize_node_lattices): Likewise.
5704 (propagate_bits_accross_jump_function): New function.
5705 (propagate_constants_accross_call): Call
5706 propagate_bits_accross_jump_function.
5707 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
5708 (ipcp_store_bits_results): New function.
5709 (ipcp_driver): Call ipcp_store_bits_results.
5710 * ipa-prop.h (ipa_bits): New struct.
5711 (ipa_jump_func): Add new member bits of type ipa_bits.
5712 (ipa_param_descriptor): Change decl to decl_or_type.
5713 (ipa_get_param): Change decl to decl_or_type and assert on
5715 (ipa_get_type): New function.
5716 (ipcp_transformation_summary): New member bits.
5717 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
5718 (ipa_populate_param_decls): Likewise.
5719 (ipa_dump_param): Likewise.
5720 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
5722 (ipa_set_jf_unknown): Set ipa_bits::known to false.
5723 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
5725 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
5726 (ipa_write_jump_function): Add streaming for ipa_bits.
5727 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
5728 (write_ipcp_transformation_info): Add streaming for ipa_bits
5730 (read_ipcp_transfomration_info): Add support for reading streamed
5732 (ipcp_update_bits): New function.
5733 (ipcp_transform_function): Call ipcp_update_bits.
5735 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
5737 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
5738 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
5740 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
5742 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
5744 2016-08-25 Richard Biener <rguenther@suse.de>
5746 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
5747 Only add locations in late dwarf.
5748 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
5749 (dwarf2out_early_finish): But do it here.
5751 2016-08-24 Michael Collison <michael.collison@linaro.org>
5752 Michael Collison <michael.collison@arm.com>
5754 * config/arm/arm-modes.def: Add new condition code mode CC_V
5755 to represent the overflow bit.
5756 * config/arm/arm.c (maybe_get_arm_condition_code):
5757 Add support for CC_Vmode.
5758 (arm_gen_unlikely_cbranch): New function to generate common
5759 rtl conditional branches for overflow patterns.
5760 * config/arm/arm-protos.h: Add prototype for
5761 arm_gen_unlikely_cbranch.
5762 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
5763 addsi3_compareV_upper): New patterns to support signed
5764 builtin overflow add operations.
5765 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
5766 New patterns to support unsigned builtin add overflow operations.
5767 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
5768 builtin overflow subtract operations,
5769 (usubv<mode>4): New patterns to support unsigned builtin subtract
5770 overflow operations.
5771 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
5772 to support builtin overflow negate operations.
5774 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5777 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5779 * explow.c (get_dynamic_stack_size): Take known alignment of stack
5780 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
5783 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
5785 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
5786 MULTILIB_OPTIONS should be used. Small wording fixes.
5787 * genmultilib: Memorize set of all option combinations in
5788 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
5789 found in MULTILIB_OPTIONS by checking if option set is listed in
5790 combination_space. Output new and existing error message to stderr.
5792 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
5794 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
5795 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
5796 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
5797 (MULTILIB_REUSE): Remove reuse rules for option set including
5798 -mfpu=fp-armv8 and -mfpu=vfpv4
5800 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
5802 * config/arm/t-rtems: Add vfp multilib.
5804 2016-08-23 Ian Lance Taylor <iant@golang.org>
5806 * config/s390/s390.c (s390_asm_file_start): Call
5809 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5811 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
5812 initialization of all 0's to the 0 constant, instead of directly
5813 generating XOR. Add support for V4SImode vector initialization on
5814 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
5815 initialization. Change variables used in V4SFmode vector
5816 intialization. For V4SFmode vector splat on ISA 3.0, make sure
5817 any memory addresses are in index form. Add support for using
5818 VSPLTH/VSPLTB to initialize vector short and vector char vectors
5819 with all of the same element.
5820 (regno_or_subregno): New helper function to return a register
5821 number for either REG or SUBREG.
5822 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
5823 Use regno_or_subregno where possible.
5824 (rs6000_split_v4si_init_di_reg): New helper function to build up a
5825 DImode value from two SImode values in order to generate V4SImode
5826 vector initialization on 64-bit systems with direct move.
5827 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
5829 (rtx_is_swappable_p): V4SImode vector initialization insn is not
5831 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
5833 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
5834 attributes to initialize V8HImode and V16QImode vectors with the
5836 (VSX_SPLAT_COUNT): Likewise.
5837 (VSX_SPLAT_SUFFIX): Likewise.
5838 (UNSPEC_VSX_VEC_INIT): New unspec.
5839 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
5840 Allow SFmode values to come from Altivec registers.
5841 (vsx_init_v4si): New insn/split for V4SImode vector initialization
5842 on 64-bit systems with direct move.
5843 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
5844 vector initializations, to allow V4SImode vector initializations
5845 on 64-bit systems with direct move.
5846 (vsx_splat_v4si): Likewise.
5847 (vsx_splat_v4si_di): Likewise.
5848 (vsx_splat_v4sf): Likewise.
5849 (vsx_splat_v4sf_internal): Likewise.
5850 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
5852 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
5853 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
5854 initializing V8HImode and V16QImode vectors with the same
5856 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
5857 optimization if -maltivec=be.
5859 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
5861 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
5862 attribute for alternatives 3 and 4.
5864 2016-08-23 David Malcolm <dmalcolm@redhat.com>
5866 * selftest.c (selftest::assert_str_contains): New function.
5867 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
5868 * selftest.h (selftest::assert_str_contains): New decl.
5869 (ASSERT_STR_CONTAINS): New macro.
5871 2016-08-23 Richard Biener <rguenther@suse.de>
5873 PR tree-optimization/77286
5874 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
5876 (vect_transform_loop): Split exit edges of loop and scalar
5877 loop if required and at the appropriate time.
5879 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5881 * explow.c (get_dynamic_stack_size): Take known alignment of stack
5882 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
5884 Correct a typo in a comment.
5886 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5888 * config/s390/s390.md ("*andc_split"): New splitter for and with
5891 2016-08-23 Richard Biener <rguenther@suse.de>
5893 PR tree-optimization/27336
5894 * tree-vrp.c (infer_value_range): Handle stmts that can throw
5895 by looking for a non-EH edge.
5896 (process_assert_insertions_for): Likewise.
5898 2016-08-23 Richard Biener <rguenther@suse.de>
5901 * statistics.c (statistics_counter_event): Robustify against
5904 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5906 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
5907 for targets amdfam10 and barcelona.
5909 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
5911 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
5912 (zero_extend<mode>di2): Ditto.
5913 (*zero_extend<mode>si2): Ditto.
5914 (*zero_extendqihi2): Ditto.
5916 2016-08-22 Joseph Myers <joseph@codesourcery.com>
5919 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
5920 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
5922 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
5924 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
5925 identical consecutive elements.
5926 [SSA_NAME]: Print the name's def stmt on its own line. When printing
5927 the node's def stmt, avoid printing an unwanted trailing newline by
5928 replacing the call to print_gimple_stmt() with its inlined body and
5929 adjusting it to not set pp_needs_newline and to call pp_flush()
5930 instead of pp_newline_and_flush().
5932 2016-08-22 Joseph Myers <joseph@codesourcery.com>
5934 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
5935 (float32_type_node, float64_type_node, float32x_type_node)
5936 (float128x_type_node): New macros.
5937 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
5938 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
5939 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
5940 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
5941 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
5942 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
5943 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
5944 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
5945 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
5946 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
5947 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
5948 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
5949 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
5950 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
5951 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
5952 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
5953 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
5954 (copysign, fabs, huge_val, inf, nan, nans): Use it.
5955 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
5957 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
5958 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
5959 * doc/extend.texi (Other Builtins): Document these built-in
5961 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
5964 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
5966 * doc/install.texi (Binaries): www.opencsw.org now uses https.
5968 2016-08-22 Richard Biener <rguenther@suse.de>
5970 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
5972 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
5975 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
5976 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
5977 non-SSE2 athlons only, otherwise prefer SSE prefetches.
5979 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
5981 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
5982 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
5983 (vrp_visit_switch_stmt): Likewise.
5984 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
5985 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
5986 (vrp_visit_stmt): Use extract_range_from_stmt.
5987 (vrp_visit_phi_node): Use extract_range_from_phi_node.
5989 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
5991 * Makefile.in: Add tree-vrp.h to GTFILES.
5992 * gengtype.c (open_base_files): Add tree-vrp.h.
5993 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
5994 * builtins.c: Likewise.
5995 * fold-const.c: Likewise.
5996 * gimple-builder.c: Likewise.
5997 * gimple-laddress.c: Likewise.
5998 * hsa-gen.c: Likewise.
5999 * internal-fn.c: Likewise.
6001 * targhooks.c: Liewise,
6002 * tree-ssa-address.c: Likewise.
6003 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
6004 * tree-vrp.c (struct value_range): Move to tree-vrp.h
6005 * tree-vrp.h: New file.
6007 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
6009 PR tree-optimization/61839
6010 * tree-vrp.c (two_valued_val_range_p): New.
6011 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
6012 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
6013 Also Convert VAR BINOP CST where VAR is two-valued to
6014 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
6016 2016-08-19 David Malcolm <dmalcolm@redhat.com>
6018 * diagnostic-show-locus.c
6019 (layout::annotation_line_showed_range_p): New method.
6020 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
6021 Reimplement case fixit_hint::REPLACE to cover removals, and
6022 replacements where the range of the replacement isn't one
6023 of the ranges in the rich_location.
6024 (test_one_liner_fixit_replace): Likewise.
6025 (selftest::test_one_liner_fixit_replace_non_equal_range): New
6027 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
6029 (selftest::test_diagnostic_show_locus_one_liner): Call the new
6031 * diagnostic.c (print_parseable_fixits): Remove case
6034 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
6037 * config/i386/i386.c (ix86_option_override_internal): Remove
6038 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
6039 Enable SSE prefetch also for TARGET_PREFETCHWT1.
6040 Do not try to enable TARGET_PRFCHW ISA flag here.
6041 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
6042 Rewrite expander function body.
6043 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
6045 2016-08-19 Joseph Myers <joseph@codesourcery.com>
6048 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
6049 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
6050 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
6051 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
6052 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
6053 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
6054 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
6055 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
6056 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
6058 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
6060 (struct floatn_type_info): New structure type.
6061 (floatn_nx_types): New variable declaration.
6062 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
6063 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
6064 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
6065 * tree.c (floatn_nx_types): New variable.
6066 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
6067 corresponding complex types.
6068 * target.def (floatn_mode): New hook.
6069 * targhooks.c: Include "real.h".
6070 (default_floatn_mode): New function.
6071 * targhooks.h (default_floatn_mode): New prototype.
6072 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
6074 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
6075 effective-target and dg-add-options keywords.
6076 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
6077 Document new effective-target keywords.
6078 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
6079 * doc/tm.texi: Regenerate.
6080 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
6081 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
6082 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
6084 * real.h (struct real_format): Add field ieee_bits.
6085 * real.c (ieee_single_format, mips_single_format)
6086 (motorola_single_format, spu_single_format, ieee_double_format)
6087 (mips_double_format, motorola_double_format)
6088 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
6089 (ieee_extended_intel_128_format)
6090 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
6091 (mips_extended_format, ieee_quad_format, mips_quad_format)
6092 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
6093 (decimal_double_format, decimal_quad_format, ieee_half_format)
6094 (arm_half_format, real_internal_format: Initialize ieee_bits
6096 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
6097 float128_type_node. Set float80_type_node to float64x_type_node
6098 if appropriate and long_double_type_node not appropriate.
6099 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
6100 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
6101 Initialize ieee_bits field.
6102 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
6103 (rs6000_init_builtins): Set ieee128_float_type_node to
6105 (rs6000_floatn_mode): New function.
6107 2016-08-19 Jakub Jelinek <jakub@redhat.com>
6109 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
6110 _rdseed64_step): Uglify argument names and/or local variable names
6111 in inline functions.
6112 * config/i386/rtmintrin.h (_xabort): Likewise.
6113 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
6114 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
6115 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
6116 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
6117 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
6118 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
6119 _mm_maskz_ternarylogic_epi32): Likewise.
6120 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
6121 __lwpins32, __lwpins64): Likewise.
6122 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
6123 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
6124 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
6125 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
6126 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
6127 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
6128 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
6129 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
6130 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
6131 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
6132 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
6133 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
6134 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
6135 _mm256_mask_i64gather_epi32): Likewise.
6136 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
6137 * config/i386/ia32intrin.h (__writeeflags): Likewise.
6138 * config/i386/pkuintrin.h (_wrpkru): Likewise.
6139 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
6140 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
6141 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
6142 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
6143 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
6144 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
6145 _mm512_mask_prefetch_i64scatter_ps): Likewise.
6146 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
6147 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
6148 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
6149 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
6150 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
6151 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
6152 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
6153 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
6155 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
6157 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
6158 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
6160 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
6161 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
6163 (_rdpkru_u32): Add space after function name.
6165 * config/i386/t-i386 (i386-c.o): Don't depend on
6166 i386-builtin-types.inc.
6167 (i386.o): Depend on i386-builtin-types.inc.
6169 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
6172 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
6173 Use const_vec_duplicate to check for duplicated elements.
6175 2016-08-19 Richard Biener <rguenther@suse.de>
6177 PR tree-optimization/77290
6178 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
6179 Fix flag_tree_parallelize_loops check.
6181 2016-08-19 Richard Biener <rguenther@suse.de>
6183 * match.pd (x | 0 -> x): Add.
6185 2016-08-19 Richard Biener <rguenther@suse.de>
6187 PR tree-optimization/77286
6188 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
6189 Deal with virtual PHIs being out-of-order.
6191 2016-08-18 David Malcolm <dmalcolm@redhat.com>
6193 * doc/invoke.texi (fverbose-asm): Note that source code lines
6194 are emitted, and provide an example.
6195 * final.c (asm_show_source): New function.
6196 (final_scan_insn): Call asm_show_source.
6198 2016-08-18 David Malcolm <dmalcolm@redhat.com>
6200 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
6201 param with diagnostic_kind.
6202 (class colorizer): Similarly replace field m_diagnostic with
6204 (colorizer::colorizer): Replace diagnostic
6205 param with diagnostic_kind.
6206 (colorizer::begin_state): Update for above field change.
6207 (layout::layout): Replace diagnostic param with rich_location *
6208 and diagnostic_kind.
6209 (diagnostic_show_locus): Replace diagnostic param with richloc
6210 and diagnostic_kind.
6211 (class selftest::test_diagnostic_context): New class.
6212 (selftest::test_diagnostic_show_locus_unknown_location): New
6214 (selftest::test_one_liner_simple_caret): New function.
6215 (selftest::test_one_liner_caret_and_range): New function.
6216 (selftest::test_one_liner_multiple_carets_and_ranges): New
6218 (selftest::test_one_liner_fixit_remove): New function.
6219 (selftest::test_one_liner_fixit_replace): New function.
6220 (selftest::test_diagnostic_show_locus_one_liner): New function.
6221 (selftest::diagnostic_show_locus_c_tests): Call the new test
6223 * diagnostic.c (diagnostic_initialize): Initialize
6224 colorize_source_p, show_ruler_p and parseable_fixits_p.
6225 (default_diagnostic_finalizer): Update for change to
6226 diagnostic_show_locus.
6227 (diagnostic_append_note): Likewise.
6228 * diagnostic.h (diagnostic_show_locus): Replace
6229 const diagnostic_info * param with location * and diagnostic_t.
6231 2016-08-18 David Malcolm <dmalcolm@redhat.com>
6233 * input.c (saved_line_table): New global.
6234 (class selftest::temp_line_table): Rename to line_table_test and
6235 move declaration to selftest.h, and drop field m_old_line_table.
6236 (selftest::temp_line_table::temp_line_table): Rename ctor to...
6237 (selftest::line_table_test::line_table_test): ...this. Add a
6238 default ctor. Store current value of line_table within
6240 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
6241 (selftest::line_table_test::~line_table_test): ...this, and
6242 restore line_table from the saved_line_table, rather than
6244 (selftest::test_accessing_ordinary_linemaps): Update for above
6246 (selftest::test_lexer): Likewise.
6247 (struct selftest::lexer_test): Likewise.
6248 (selftest::lexer_test::lexer_test): Likewise.
6249 (selftest::input_c_tests): Move the looping over test cases from
6251 (selftest::for_each_line_table_case): New function.
6252 * input.h (saved_line_table): New decl.
6253 * selftest.h (struct selftest::line_table_case): New forward decl.
6254 (class selftest::line_table_test): New class, moved here from
6255 selftest::temp_line_table in input.c, and renamed.
6256 (selftest::for_each_line_table_case): New decl.
6258 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
6261 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
6263 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
6266 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
6267 enclosing parallel construct for reduction variables on OpenACC loop
6270 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
6272 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
6273 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
6275 (function_to_dwarf_procedure): Update comment.
6277 2016-08-18 David Malcolm <dmalcolm@redhat.com>
6279 * input.c (diagnostics_file_cache_forcibly_evict_file): New
6281 * input.h (diagnostics_file_cache_forcibly_evict_file): New
6283 * selftest.c (selftest::temp_source_file::~temp_source_file):
6284 Evict m_filename from the diagnostic file cache.
6286 2016-08-18 Richard Biener <rguenther@suse.de>
6288 * tree-pass.h (make_pass_materialize_all_clones): Declare.
6289 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
6290 make_pass_materialize_all_clones): New simple IPA pass encapsulating
6291 clone materialization.
6292 * passes.def (all_late_ipa_passes): Start with
6293 pass_materialize_all_clones.
6294 * cgraphunit.c (symbol_table::compile): Remove call to
6295 materialize_all_clones.
6296 * tree-into-ssa.c: Include statistics.h.
6297 (update_ssa): Count number of times we do incremental/rewrite
6300 2016-08-18 Richard Biener <rguenther@suse.de>
6302 PR tree-optimization/77282
6303 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
6304 When doing auto-parallelizing also prevent use of PHIs that
6305 carry dependences across loop backedges.
6307 2016-08-18 Tamar Christina <tamar.christina@arm.com>
6308 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6310 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
6312 2016-08-18 Richard Biener <rguenther@suse.de>
6314 * ssa-iterators.h (ssa_vuse_operand): New inline.
6315 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
6316 (predicate_all_scalar_phis): Use remove_phi_node to remove
6317 phi nodes predicated. Delay removing virtual PHIs.
6318 (predicate_mem_writes): Update virtual operands.
6319 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
6320 (tree_if_conversion): Do not rewrite virtual SSA form.
6321 * tree-phinodes.c (release_phi_node): Make static.
6322 * tree-phinodes.h (release_phi_node): Remove.
6324 2016-08-18 Jakub Jelinek <jakub@redhat.com>
6326 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
6327 codes that appear in bdesc_* arrays, instead include i386-builtin.def
6328 twice to define those.
6329 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
6330 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
6331 bdesc_multi_arg): Define by including i386-builtin.def the third time.
6332 * config/i386/i386-builtin.def: New file.
6334 2016-08-17 David Malcolm <dmalcolm@redhat.com>
6336 * input.c (get_source_range_for_char): Rename to...
6337 (selftest::get_source_range_for_char): ...this, and move within
6338 the #if CHECKING_P guard.
6339 (get_num_source_ranges_for_substring): Rename to...
6340 (selftest::get_num_source_ranges_for_substring): ...this, move
6341 within the #if CHECKING_P guard, and make static.
6342 (selftest::assert_num_substring_ranges): Initialize
6345 2016-08-18 Alan Modra <amodra@gmail.com>
6347 PR rtl-optimization/72771
6348 * reload.c (find_reloads): Don't assume that a subreg mem is OK
6349 when find_reloads_toplev returns address_reloaded==-1.
6350 (alternative_allows_const_pool_ref): Update comment.
6352 2015-08-17 Alan Hayward <alan.hayward@arm.com>
6354 PR tree-optimization/71752
6355 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
6356 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
6358 2016-08-17 Jakub Jelinek <jakub@redhat.com>
6360 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
6361 instead of testing ECF_NORETURN bit in gimple_call_flags.
6362 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
6363 * predict.c (tree_bb_level_predictions): Likewise.
6364 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
6367 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
6368 turning a call into __builtin_unreachable-like noreturn call, adjust
6369 gimple_call_set_fntype.
6370 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
6371 gimple_call_fntype has void return type.
6373 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
6375 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
6376 maybe_lookup_decl, to handle nested acc loop directives.
6378 2016-08-17 Richard Biener <rguenther@suse.de>
6380 PR tree-optimization/76490
6381 * tree-vrp.c (update_value_range): Preserve overflow infinities
6382 when intersecting with ranges from get_range_info.
6383 (operand_less_p): Handle overflow infinities correctly.
6384 (value_range_constant_singleton): Use vrp_operand_equal_p
6385 to handle overflow max/min correctly.
6386 (vrp_valueize): Likewise.
6387 (union_ranges): Likewise.
6388 (intersect_ranges): Likewise.
6389 (vrp_visit_phi_node): Improve iteration limitation to only
6390 apply when we'll possibly re-visit the PHI via a changed argument
6393 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
6395 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
6396 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
6397 rather than those that should not be built.
6399 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
6402 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
6404 2016-08-17 Richard Biener <rguenther@suse.de>
6406 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
6407 (verify_vssa): New function verifying virtual SSA form.
6408 (verify_ssa): Call it.
6409 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
6410 Do not apply loop-closed SSA handling to virtuals.
6411 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
6412 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
6413 when rewriting their symbol.
6414 (prepare_def_site_for): Likewise.
6415 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
6416 operands of moved stmts.
6418 2016-08-17 Richard Biener <rguenther@suse.de>
6420 PR tree-optimization/23855
6421 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
6422 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
6423 find guards to hoist. Do not update SSA form but rewrite virtuals
6424 into loop closed SSA.
6425 (find_loop_guard): Adjust to skip already hoisted guards. Do
6426 not mark virtuals for renaming or update SSA form.
6428 2016-08-17 Martin Liska <mliska@suse.cz>
6430 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
6431 a LONG_LONG_TYPE_SIZE comparison.
6432 * gcov-io.h: Remove macro definitions.
6433 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
6434 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
6437 2016-08-16 Jakub Jelinek <jakub@redhat.com>
6439 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
6440 that builtins not mentioned in bdesc_* arrays come first, then
6441 the ones mentioned in bdesc_* arrays in the order they appear in
6442 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
6443 IX86_BUILTIN__BDESC_*_LAST enumerator.
6444 (bdesc_mpx): Fix up a comment typo.
6445 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
6446 __builtin_ia32_vpcomneu[bwdq] builtins.
6447 (BDESC_VERIFY, BDESC_VERIFYS): Define.
6448 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
6449 enum ix86_builtins ordering.
6450 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
6451 for direct bdesc_* array member access instead of searching all the
6452 arrays until an fcode match is found.
6454 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
6456 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
6457 pattern as define_insn_and_split. Split insn before reload to
6459 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
6460 <shift_insn><mode>3_1.
6461 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
6462 <rotate_insn><mode>3_1.
6464 2016-08-16 David Malcolm <dmalcolm@redhat.com>
6467 * input.c (get_source_range_for_substring): Rename to...
6468 (get_source_location_for_substring): ...this, adding param
6469 "caret_idx", and converting output param from source_range * to
6471 (get_source_range_for_char): New function.
6472 (get_num_source_ranges_for_substring): Update comment to reflect
6474 (assert_char_at_range): Update to use get_source_range_for_char
6475 rather than get_source_range_for_substring.
6476 (test_lexer_string_locations_concatenation_2): Likewise.
6477 * substring-locations.h (get_source_range_for_substring): Rename
6479 (get_source_location_for_substring): ...this, and adding param
6480 "caret_idx", and converting output param from source_range * to
6483 2016-08-16 David Malcolm <dmalcolm@redhat.com>
6485 * input.c (class selftest::temp_source_file): Move to
6487 (selftest::temp_source_file::temp_source_file): Move to
6489 (selftest::temp_source_file::~temp_source_file): Likewise.
6490 * selftest.c (selftest::temp_source_file::temp_source_file): Move
6492 (selftest::temp_source_file::~temp_source_file): Likewise.
6493 * selftest.h (class selftest::temp_source_file): Move here from
6496 2016-08-16 Jakub Jelinek <jakub@redhat.com>
6499 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
6500 inlining, add cgraph edge for the added __builtin_unreachable call.
6503 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
6504 only cast it to SHWI for the final comparison.
6506 2016-08-16 Martin Liska <mliska@suse.cz>
6508 PR gcov-profile/36412
6509 * doc/gcov.texi: Document --hash-filenames(-x).
6510 * gcov.c (print_usage): Add the option.
6511 (process_args): Process the option, sort options alphabetically.
6512 (md5sum_to_hex): New function.
6513 (make_gcov_file_name): Do the md5sum and append it to a
6516 2016-08-16 Bin Cheng <bin.cheng@arm.com>
6518 PR tree-optimization/69848
6519 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
6520 and swtich operands to avoid additional NOT instruction.
6521 (vcond<v_cmp_mixed><mode>): Ditto.
6522 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
6524 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
6526 * doc/install.texi (*-*-solaris2*): Adjust latest change.
6528 2016-08-16 Richard Biener <rguenther@suse.de>
6530 PR tree-optimization/76783
6531 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
6532 BB visited flags at start.
6534 2016-08-16 Bin Cheng <bin.cheng@arm.com>
6536 PR tree-optimization/72817
6537 PR tree-optimization/73450
6538 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
6539 multiple_of_p for adjusted IV.base.
6541 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
6544 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
6545 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
6546 for !flag_finite_math_only or flag_signed_zeros.
6547 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
6548 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
6549 depend on flag_finite_math_only.
6550 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
6552 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
6553 (*ieee_smin<mode>3): Ditto.
6554 (*ieee_smax<mode>3): Ditto.
6555 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
6556 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
6558 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
6559 depend on flag_finite_math_only.
6560 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
6561 (*mmx_<code>v2sf3): Remove.
6562 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
6563 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
6564 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
6566 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
6568 PR rtl-optimization/73650
6569 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
6570 it is not a simple move.
6572 2016-08-15 Martin Liska <mliska@suse.cz>
6575 * gcc.c (do_spec_1): Call save_string with the right size.
6576 (save_string): Do an assert about string we copy.
6578 2016-08-15 Richard Biener <rguenther@suse.de>
6580 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
6581 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
6583 (pass_data_stv): Likewise.
6585 2016-08-15 Richard Biener <rguenther@suse.de>
6587 PR tree-optimization/73434
6588 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
6589 TBAA info on the base when forwarding a non-invariant address.
6591 2016-08-15 Jakub Jelinek <jakub@redhat.com>
6593 * dwarf2out.c (struct checksum_attributes): Add
6594 at_string_length_bit_size and at_string_length_byte_size fields.
6595 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
6596 and DW_AT_string_length_byte_size.
6597 (die_checksum_ordered): Handle at_string_length_bit_size and
6598 at_string_length_byte_size.
6599 (gen_array_type_die): For dwarf_version >= 5 emit
6600 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
6601 (adjust_string_types): For dwarf_version >= 5 remove
6602 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
6603 (resolve_addr): Likewise.
6606 * dwarf2out.c (string_types): New variable.
6607 (gen_array_type_die): Change early_dwarf handling of
6608 DW_AT_string_length, create DW_OP_call4 referencing the
6609 length var temporarily. Handle parameters that are pointers
6611 (adjust_string_types): New function.
6612 (gen_subprogram_die): Temporarily set string_types to local var,
6613 call adjust_string_types if needed.
6614 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
6616 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
6618 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
6620 * doc/install.texi (*-*-solaris2*): Fix version number and document
6621 requirement on GNU make for building libjava with the Solaris linker.
6623 2016-08-15 Martin Liska <mliska@suse.cz>
6624 Jakub Jelinek <jakub@redhat.com>
6626 PR tree-optimization/72824
6627 * tree-loop-distribution.c (const_with_all_bytes_same)
6628 <case VECTOR_CST>: Fix a typo.
6630 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
6633 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
6634 Renamed from _mm512_undefined_si512.
6635 (_mm_undefined_si512): New definition.
6637 2016-08-13 Richard Biener <rguenther@suse.de>
6639 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
6640 into PHIs and update the lattice for its def.
6642 2016-08-12 Jakub Jelinek <jakub@redhat.com>
6645 * ubsan.c (instrument_si_overflow): Pass true instead of false
6647 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
6648 of bbs. Return TODO_cleanup_cfg if any returned true.
6650 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6652 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
6653 ISA 3.0 MTVSRDD instruction.
6654 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
6657 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
6659 PR tree-optimization/71083
6660 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
6661 bitfield access when possible.
6663 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
6666 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
6667 sign-changing cast from a shorter unsigned type to a wider
6670 2016-08-12 Jakub Jelinek <jakub@redhat.com>
6672 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
6673 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
6674 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
6676 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6678 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
6679 Correct costs for vec_construct.
6681 2016-08-12 Bin Cheng <bin.cheng@arm.com>
6683 PR tree-optimization/69848
6684 * tree-vectorizer.h (enum vect_def_type): New condition reduction
6685 type CONST_COND_REDUCTION.
6686 * tree-vect-loop.c (vectorizable_reduction): Support new condition
6687 reudction type CONST_COND_REDUCTION.
6689 2016-08-12 Richard Biener <rguenther@suse.de>
6691 PR tree-optimization/57326
6692 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
6693 returning an SSA name.
6694 (phi_translate_1): When fully_constant_expression returns a NAME
6695 make sure we have a leader for it.
6697 2016-08-12 Martin Liska <mliska@suse.cz>
6698 Adam Fineman <afineman@afineman.com>
6700 * gcov.c (process_file): Create .gcov file when .gcda
6703 2016-08-12 Marek Polacek <polacek@redhat.com>
6706 * alias.c (find_base_value): Adjust fall through comment.
6707 * cfgexpand.c (expand_debug_expr): Likewise.
6708 * combine.c (find_split_point): Likewise.
6709 (expand_compound_operation): Likewise. Add FALLTHRU.
6710 (make_compound_operation): Adjust fall through comment.
6711 (canon_reg_for_combine): Add FALLTHRU.
6712 (force_to_mode): Adjust fall through comment.
6713 (simplify_shift_const_1): Likewise.
6714 (simplify_comparison): Likewise.
6715 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
6717 * config/aarch64/predicates.md: Likewise.
6718 * config/i386/i386.c (function_arg_advance_32): Likewise.
6719 (ix86_gimplify_va_arg): Likewise.
6720 (print_reg): Likewise.
6721 (ix86_print_operand): Likewise.
6722 (ix86_build_const_vector): Likewise.
6723 (ix86_expand_branch): Likewise.
6724 (ix86_sched_init_global): Adjust fall through comment.
6725 (ix86_expand_args_builtin): Add FALLTHRU.
6726 (ix86_expand_builtin): Likewise.
6727 (ix86_expand_vector_init_one_var): Likewise.
6728 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
6729 (rs6000_adjust_cost): Likewise.
6730 (insn_must_be_first_in_group): Likewise.
6731 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
6732 * dbxout.c (dbxout_symbol): Adjust fall through comment.
6733 * df-scan.c (df_uses_record): Likewise.
6734 * dojump.c (do_jump): Add FALLTHRU.
6735 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
6737 (resolve_args_picking_1): Adjust fall through comment.
6738 (loc_list_from_tree_1): Likewise.
6739 * expmed.c (make_tree): Likewise.
6740 * expr.c (expand_expr_real_2): Add FALLTHRU.
6741 (expand_expr_real_1): Likewise. Adjust fall through comment.
6742 * fold-const.c (const_binop): Adjust fall through comment.
6743 (fold_truth_not_expr): Likewise.
6744 (fold_cond_expr_with_comparison): Add FALLTHRU.
6745 (fold_binary_loc): Likewise.
6746 (contains_label_1): Adjust fall through comment.
6747 (multiple_of_p): Likewise.
6748 * gcov-tool.c (process_args): Add FALLTHRU.
6749 * genattrtab.c (check_attr_test): Likewise.
6750 (write_test_expr): Likewise.
6751 * genconfig.c (walk_insn_part): Likewise.
6752 * genpreds.c (validate_exp): Adjust fall through comment.
6753 (needs_variable): Likewise.
6754 * gensupport.c (get_alternatives_number): Add FALLTHRU.
6755 (subst_dup): Likewise.
6756 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
6757 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
6758 (gimplify_scan_omp_clauses): Add FALLTHRU.
6759 (goa_stabilize_expr): Likewise.
6760 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
6762 * hsa-gen.c (get_address_from_value): Likewise.
6763 * ipa-icf.c (sem_function::hash_stmt): Likewise.
6764 * ira.c (ira_setup_alts): Add FALLTHRU.
6765 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
6767 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
6768 * opts.c (common_handle_option): Likewise.
6769 * read-rtl.c (read_rtx_code): Likewise.
6770 * real.c (round_for_format): Likewise.
6771 * recog.c (asm_operand_ok): Likewise.
6772 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
6773 * reload1.c (set_label_offsets): Likewise.
6774 (eliminate_regs_1): Likewise.
6775 (reload_reg_reaches_end_p): Likewise.
6776 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
6777 (rtx_cost): Likewise.
6778 * sched-rgn.c (is_exception_free): Likewise.
6779 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
6780 * stor-layout.c (int_mode_for_mode): Likewise.
6781 * toplev.c (print_to_asm_out_file): Likewise.
6782 (print_to_stderr): Likewise.
6783 * tree-cfg.c (gimple_verify_flow_info): Likewise.
6784 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
6785 (chrec_fold_multiply): Likewise.
6786 (evolution_function_is_invariant_rec_p): Likewise.
6787 (for_each_scev_op): Likewise.
6788 * tree-data-ref.c (siv_subscript_p): Likewise.
6789 (get_references_in_stmt): Likewise.
6790 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
6791 (substitute_in_expr): Likewise.
6792 (type_cache_hasher::equal): Likewise.
6793 (walk_type_fields): Likewise.
6794 * var-tracking.c (adjust_mems): Add FALLTHRU.
6795 (set_dv_changed): Adjust fall through comment.
6796 * varasm.c (default_function_section): Add FALLTHRU.
6798 2016-08-12 Marek Polacek <polacek@redhat.com>
6801 * tree-complex.c (expand_complex_division): Add missing break.
6803 2016-08-12 Richard Biener <rguenther@suse.de>
6805 * passes.c (execute_todo): Do not push/pop TV_TODO.
6806 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
6807 (execute_one_pass): Likewise.
6808 * common.opt (ftime-report-details): New switch.
6809 * doc/invoke.texi (ftime-report-details): Document.
6810 * timevar.h (timer::print_row): Adjust signature.
6811 (timer::all_zero): New static helper.
6812 (timer::child_map_t): New typedef.
6813 (timer::time_var_def): Add children field.
6814 * timevar.c (timer::named_items::print): Adjust.
6815 (timer::~timer): Free timevar recorded children.
6816 (timer::pop_internal): When -ftime-report-details record
6817 time spent in sub-timevars.
6818 (timer::print_row): Adjust.
6819 (timer::print): Print sub-timevar stats, use all_zero.
6820 * timevar.def (TV_TODO): Remove.
6822 2016-08-12 Richard Biener <rguenther@suse.de>
6824 PR tree-optimization/72851
6825 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
6826 worklists to use bitmaps indexed in execution order.
6827 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
6828 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
6829 (cfg_blocks): Make a bitmap.
6830 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
6832 (cfg_blocks_empty_p): Adjust.
6833 (cfg_blocks_add): Likewise.
6834 (cfg_blocks_get): Likewise.
6835 (add_ssa_edge): Likewise.
6836 (add_control_edge): Likewise.
6837 (simulate_stmt): Likewise.
6838 (process_ssa_edge_worklist): Likewise.
6839 (simulate_block): Likewise.
6840 (ssa_prop_init): Compute PRE order and stmt UIDs.
6841 (ssa_prop_fini): Adjust.
6842 (ssa_propagate): Adjust.
6844 2016-08-12 Richard Biener <rguenther@suse.de>
6846 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
6847 the currently executable edges have fixed ranges. Always
6848 go through update_value_range.
6850 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
6854 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
6855 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
6856 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
6857 (LANG_HOOKS_DECLS): Add it.
6858 * langhooks.h (struct lang_hooks_for_decls): Add
6859 function_decl_defaulted. Const_tree-ify
6860 function_decl_explicit_p and function_decl_deleted_p.
6861 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
6862 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
6863 also at strict DWARF v5.
6866 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
6867 TYPE_QUAL_CONST in reference-typed decls.
6870 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
6871 in DW_OP_pieces, just enough to handle pointers to member
6873 (gen_remaining_tmpl_value_param_die_attribute): Use a location
6874 expression on DWARFv5 if a constant value doesn't work.
6876 2016-08-11 David Malcolm <dmalcolm@redhat.com>
6878 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
6879 * selftest.c (selftest::test_assertions): New function.
6880 (selftest::selftest_c_tests): New function.
6881 * selftest.h (selftest::selftest_c_tests): New declaration.
6883 2016-08-11 Richard Biener <rguenther@suse.de>
6884 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6886 PR rtl-optimization/72855
6887 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
6889 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6892 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
6893 (vsx_store_<mode>): Likewise.
6895 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
6897 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
6898 TImode CONST_WIDE_INT store.
6899 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
6901 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
6903 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
6904 mode if unaligned SSE load and store are optimal.
6906 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
6908 PR tree-optimization/71083
6909 * tree-predcom.c (ref_at_iteration): Correctly align the
6912 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6914 * config/s390/s390-builtin-types.def: Add INT128 types.
6915 * config/s390/s390-builtins.def: Add INT128 variants for the add
6916 sub low-level builtins dealing with TImode.
6917 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
6918 via subreg when expanding a builtin.
6919 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
6920 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
6922 * config/s390/vecintrin.h: Adjust builtin names accordingly.
6923 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
6924 ("vec_addc<mode>", "vec_addc_u128"): Merge to
6925 "vacc<bhfgq>_<mode>".
6926 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
6927 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
6928 ("vec_subc<mode>", "vec_subc_u128"): Merge to
6929 "vscbi<bhfgq>_<mode>".
6930 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
6931 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
6933 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6935 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
6937 2016-08-11 Bin Cheng <bin.cheng@arm.com>
6939 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
6941 (vcond<v_cmp_mixed><mode>): Ditto.
6942 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
6944 2016-08-11 Bin Cheng <bin.cheng@arm.com>
6946 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
6947 variable explicitly, also assert on it before use.
6949 2016-08-11 Richard Biener <rguenther@suse.de>
6951 PR tree-optimization/72772
6952 * cfgloopmanip.c (create_preheader): Use split_edge if there
6953 is a single loop entry, avoiding degenerate PHIs.
6955 2016-08-11 Richard Biener <rguenther@suse.de>
6957 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
6958 unconditional TODO_cleanup_cfg.
6959 (pass_thread_jumps::execute): Initialize loops, perform a CFG
6960 cleanup only if we threaded a jump.
6962 2016-08-11 Alan Modra <amodra@gmail.com>
6965 * lra-constraints.c (simplify_operand_subreg): Allow subreg
6966 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
6967 slow. Emit two reloads for slow mem case, first loading in
6968 fast innermode, then converting to required mode.
6970 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
6972 * config/rs6000/altivec.h (vec_extract_exp): New macro.
6973 (vec_extract_sig): New macro.
6974 (vec_insert_exp): New macro.
6975 (vec_test_data_class): New macro.
6976 (scalar_extract_exp): New macro.
6977 (scalar_extract_sig): New macro.
6978 (scalar_insert_exp): New macro.
6979 (scalar_test_data_class): New macro.
6980 (scalar_test_neg): New macro.
6981 (scalar_cmp_exp_gt): New macro.
6982 (scalar_cmp_exp_lt): New macro.
6983 (scalar_cmp_exp_eq): New macro.
6984 (scalar_cmp_exp_unordered): New macro.
6985 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
6986 to enforce constraint that operand is a 7-bit unsigned literal.
6987 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
6988 for power9 built-ins.
6989 (BU_P9V_VSX_2): Likewise.
6990 (BU_P9V_64BIT_VSX_2): Likewise.
6991 (VSEEDP): Add scalar extract exponent support.
6992 (VSEESP): Add scalar extract signature support.
6993 (VSTDCNDP): Add scalar test negative support.
6994 (VSTDCNSP): Likewise.
6995 (VSIEDP): Add scalar insert exponent support.
6996 (VSCEDPGT): Add scalar compare exponent greater than support.
6997 (VSCEDPLT): Add scalar compare exponent less than support.
6998 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
6999 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
7000 (VSTDCDP): Add scalar test data class support.
7001 (VSTDCSP): Likewise.
7002 (VSEEDP): Add overload support for scalar extract exponent
7004 (VSESDP): Add overload support for scalar extract signature
7006 (VSTDCN): Add overload support for scalar test negative
7008 (VSTDCNDP): Add overload support for scalar test negative
7010 (VSTDCNSP): Add overload support for scalar test negative
7012 (VSIEDP): Add overload support for scalar insert exponent
7014 (VSTDC): Add overload support for scalar test data class
7016 (VSTDCDP): Add overload support for scalar test data class
7018 (VSTDCSP): Add overload support for scalar test data class
7020 (VSCEDPGT): Add overload support for scalar compare exponent
7021 greater than operation.
7022 (VSCEDPLT): Add overload support for scalar compare exponent
7023 less than operation.
7024 (VSCEDPEQ): Add overload support for scalar compare exponent
7025 test-for-equality operation.
7026 (VSCEDPUO): Add overload support for scalar compare exponent
7027 test-for-unordered operation.
7028 (VEEDP): Add vector extract exponent support.
7030 (VESDP): Add vector extract significand support.
7032 (VIEDP): Add vector insert exponent support.
7034 (VTDCDP): Add vector test data class support.
7036 (VES): Add overload support for vector extract significand operation.
7039 (VEE): Add overload support for vector extract exponent operation.
7042 (VTDC): Add overload support for vector test data class operation.
7045 (VIE): Add overload support for vector insert exponent operation.
7048 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7049 overloaded binary floating point functions.
7050 (altivec_resolve_overloaded_builtin): Improve error messages to
7051 distinguish between functions not supported in the current
7052 compiler configuration and functions that were invoked with an
7053 invalid parameter combination, and include the built-in function
7054 name in both error messages.
7055 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
7057 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
7059 (rs6000_expand_binop_builtin): Add check to enforce that argument
7060 2 of the test data class operations is a 7-bit unsigned literal.
7061 (rs6000_invalid_builtin): Add code to issue an error message if a
7062 built-in function that requires the power9_vector and -m32
7063 command-line options is compiled without these options.
7064 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
7065 (UNSPEC_VSX_SXSIGDP): New value.
7066 (UNSPEC_VSX_SXSIGPDP): New value.
7067 (UNSPEC_VSX_SIEXPDP): New value.
7068 (UNSPEC_VSX_SCMPEXPDP): New value.
7069 (UNSPEC_VSX_STSTDC): New value.
7070 (UNSPEC_VSX_VXEXP): New value.
7071 (UNSPEC_VSX_VXSIG): New value.
7072 (UNSPEC_VSX_VIEXP): New value.
7073 (UNSPEC_VSX_VTSTDC): New value.
7074 (xsxexpdp): New insn for scalar extract exponent.
7075 (xsxsigdp): New insn for scalar extract significand.
7076 (xsiexpdp): New insn for scalar insert exponent.
7077 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
7078 (*xscmpexpdp): New insn for scalar compare exponents.
7079 (xststdc<Fvsx): New expansion for both single- and
7080 double-precision scalar test data class operations.
7081 (xststdcneg<Fvsx>): New expansion for both single- and
7082 double-precision scalar test for negative value operations.
7083 (*xststdc<Fvsx>): New insn for scalar test data class
7085 (xvxexp<VSs>): New insn for single- and double-precision
7086 vector extract exponent operation.
7087 (xvxsig<VSs>): New insn for single- and double-precision
7088 vector extract significand operation.
7089 (xviexp<VSs>): New insn for single- and double-precision
7090 vector insert exponent operation.
7091 (xvtstdc<VSs>): New insn for single- and double-precision
7092 vector test data class operation.
7093 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7094 built-in functions to represent the Power9 binary floating-point
7095 support instructions.
7097 2016-08-10 bin cheng <bin.cheng@arm.com>
7099 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
7101 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
7102 Renlin Li <renlin.li@arm.com>
7103 Bin Cheng <bin.cheng@arm.com>
7105 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
7106 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
7107 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
7108 (aarch64_vcond_internal<mode><mode>): Delete pattern.
7109 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
7110 (vcond<v_cmp_result><mode>): Ditto.
7111 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
7112 (vcondu<mode><mode>): Ditto.
7113 (vcond<v_cmp_mixed><mode>): New pattern.
7114 (vcondu<mode><v_cmp_mixed>): New pattern.
7115 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
7116 of aarch64_vcond_internal.
7118 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
7119 Renlin Li <renlin.li@arm.com>
7120 Bin Cheng <bin.cheng@arm.com>
7122 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
7123 (vec_cmp<mode><v_cmp_result>): New pattern.
7124 (vec_cmpu<mode><mode>): New pattern.
7125 (vcond_mask_<mode><v_cmp_result>): New pattern.
7127 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
7129 PR tree-optimization/71734
7130 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
7131 REF_LOOP, invoke ref_indep_loop_p_1.
7132 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
7133 to ref_indep_loop_p.
7134 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
7135 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
7136 is inside LOOP, do not cache dpendence value for loops with
7138 (ref_indep_loop_p_2): Delete function.
7139 (can_sm_ref_p): Pass LOOP as additional argument to
7142 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
7145 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
7146 being an offsettable address.
7148 2016-08-10 Martin Liska <mliska@suse.cz>
7150 PR gcov-profile/58306
7151 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
7152 atomic variants of profile update functions.
7154 2016-08-10 Martin Liska <mliska@suse.cz>
7156 Cherry picked (and modified) from google-4_7 branch
7157 2012-12-26 Rong Xu <xur@google.com>
7158 * common.opt (fprofile-update): Add new flag.
7159 * coretypes.h: Define enum profile_update.
7160 * doc/invoke.texi: Document -fprofile-update.
7161 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
7162 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
7163 * tree-profile.c (gimple_init_edge_profiler): Generate
7164 also atomic profiler update.
7165 (gimple_gen_edge_profiler): Likewise.
7167 2016-08-10 David Malcolm <dmalcolm@redhat.com>
7169 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
7170 stack_usage_file to NULL after fclose calls.
7172 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7175 * reload.c (push_reload): Compute subreg_in_class for
7176 subregs of constants and plus expressions. Remove special
7177 handling of SYMBOL_REFs.
7179 2016-08-10 Alan Modra <amodra@gmail.com>
7182 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
7183 SImode for TARGET_E500_DOUBLE when given SImode.
7185 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
7187 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
7188 unused variable __O.
7190 2016-08-09 Martin Liska <mliska@suse.cz>
7192 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
7193 _gcov_reset to __gcov_reset.
7194 * doc/gcov-tool.texi: Fix typo.
7196 2016-08-09 Martin Liska <mliska@suse.cz>
7198 * value-prof.c (gimple_divmod_values_to_profile): Do not
7199 instrument MOD histogram if a value is not a SSA name.
7201 2016-08-09 Martin Liska <mliska@suse.cz>
7203 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
7206 2016-08-09 Renlin Li <renlin.li@arm.com>
7209 * calls.c (prepare_call_address): Convert funexp to Pmode when
7211 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
7212 (sibcall_value): Likewise.
7214 2016-08-09 Marek Polacek <polacek@redhat.com>
7217 * cselib.c (cselib_expand_value_rtx_1): Add return.
7218 * gengtype.c (dbgprint_count_type_at): Likewise.
7219 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
7220 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
7222 2016-08-09 Martin Jambor <mjambor@suse.cz>
7225 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
7226 if instance is a MEM_REF.
7228 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
7231 * config/i386/i386.md (*movtf_internal): Use
7232 lra_in_progress || reload_completed instead of !can_create_pseudo_p
7233 in the insn constraint.
7234 (*movxf_internal): Ditto.
7235 (*movdf_internal): Ditto.
7236 (*movsf_internal): Ditto.
7238 2016-08-09 Bin Cheng <bin.cheng@arm.com>
7240 PR tree-optimization/72772
7241 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
7244 2016-08-09 Bin Cheng <bin.cheng@arm.com>
7246 PR tree-optimization/72772
7247 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
7249 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
7250 parameter STOP and update calls. Move expand_simple_operations
7251 function call from here...
7252 (simplify_using_initial_conditions): ...to here. Delete parameter
7254 (tree_simplify_using_condition): Delete parameter STOP.
7255 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
7256 simplify_using_initial_conditions.
7258 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
7261 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
7262 Use create_tmp_var_raw instead of create_tmp_var.
7264 2016-08-09 Richard Biener <rguenther@suse.de>
7266 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
7267 Treat same SSA names related.
7269 2016-08-09 Jakub Jelinek <jakub@redhat.com>
7271 PR tree-optimization/72824
7272 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
7273 real_zerop is not negative.
7275 2016-08-09 Richard Biener <rguenther@suse.de>
7277 PR tree-optimization/71802
7278 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
7279 all merge opportunities with the predecessor.
7281 2016-08-09 Richard Biener <rguenther@suse.de>
7284 * ipa-prop.c (ipa_modify_formal_parameters): Build
7285 parameter types with natural alignment also for the
7288 2016-08-08 Andi Kleen <ak@linux.intel.com>
7290 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
7292 2016-08-08 David Malcolm <dmalcolm@redhat.com>
7295 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
7296 do-nothing langhook.
7297 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
7298 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
7299 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
7300 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
7302 2016-08-08 David Malcolm <dmalcolm@redhat.com>
7305 * input.c: Ensure that HAVE_ICONV is defined.
7307 2016-08-08 Jakub Jelinek <jakub@redhat.com>
7310 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
7311 private vars for lastprivate and for linear iterator.
7314 * omp-simd-clone.c: Include varasm.h.
7315 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
7316 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
7317 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
7318 update function name.
7320 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
7322 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
7323 (avr_diagnose_devicespecs_error): Remove.
7324 (avr_devicespecs_file): Remove composing absolute path for specfile
7325 and its verbose info. Remove conditions to check specs-file,
7327 2016-08-08 Jakub Jelinek <jakub@redhat.com>
7329 PR rtl-optimization/72821
7330 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
7331 just return false for them.
7333 2016-08-08 Alan Modra <amodra@gmail.com>
7336 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
7337 toc refs created during reload. Update function comment.
7339 2016-08-08 Alan Modra <amodra@gmail.com>
7342 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
7343 alternatives. Put loads first, then stores, and reg/reg moves
7344 within same class later. Delete attr length.
7346 2016-08-08 Alan Modra <amodra@gmail.com>
7349 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
7350 (mem_operand_ds_form): New predicate.
7351 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
7352 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
7353 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
7354 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
7355 (extendsfdf2_fpr): Replace o constraint with wY.
7357 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
7359 * tree-ssa-threadbackward.c: Include tree-inline.h
7360 (profitable_jump_thread_path): Use estimate_num_insns to estimate
7361 size of copied block; for cold paths reduce duplication.
7362 (find_jump_threads_backwards): Remove redundant tests.
7363 (pass_thread_jumps::gate): Enable for -Os.
7365 2016-08-07 Jakub Jelinek <jakub@redhat.com>
7368 * stor-layout.c (layout_decl): Fix up formatting.
7369 (relayout_decl): Allow DECL to be FIELD_DECL.
7371 2016-08-07 Alan Modra <amodra@gmail.com>
7373 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
7375 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
7377 * data-streamer-in.c (streamer_read_wide_int): New.
7378 (streamer_read_widest_int): Renamed function.
7379 * data-streamer-out.c (streamer_write_wide_int): New
7380 (streamer_write_widest_int): Renamed function.
7381 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
7383 (input_cfg): Call renamed function.
7384 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
7386 (output_cfg): Call renamed function.
7387 * data-streamer.h: Add declarations.
7389 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7391 * tree-ssa-ccp.c (extend_mask): New param sgn.
7392 Remove ORing with wi::mask.
7393 (get_default_value): Adjust call to extend_mask to pass sign.
7394 (evaluate_stmt): Likewise.
7396 2016-08-06 Jakub Jelinek <jakub@redhat.com>
7398 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
7401 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7403 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
7404 transform if operand's type is pointer to function or method.
7406 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
7408 PR tree-optimization/18046
7409 * tree-ssa-threadedge.c: Include cfganal.h.
7410 (simplify_control_statement_condition): If simplifying a
7411 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
7412 with the dominating ASSERT_EXPR before handing it off to VRP.
7413 Mention that a CASE_LABEL_EXPR may be returned.
7414 (thread_around_empty_blocks): Adjust to handle
7415 simplify_control_statement_condition() returning a
7417 (thread_through_normal_block): Likewise.
7418 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
7419 a switch statement by trying to determine which case label
7422 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
7424 PR rtl-optimization/69847
7425 * lra-constraints.c (process_invariant_for_inheritance): Save
7426 pattern instead of src.
7427 (remove_inheritance_pseudos): Use the pattern. Add assert.
7429 2016-08-05 David Malcolm <dmalcolm@redhat.com>
7431 * input.c (string_concat::string_concat): New constructor.
7432 (string_concat_db::string_concat_db): New constructor.
7433 (string_concat_db::record_string_concatenation): New method.
7434 (string_concat_db::get_string_concatenation): New method.
7435 (string_concat_db::get_key_loc): New method.
7436 (class auto_cpp_string_vec): New class.
7437 (get_substring_ranges_for_loc): New function.
7438 (get_source_range_for_substring): New function.
7439 (get_num_source_ranges_for_substring): New function.
7440 (class selftest::lexer_test_options): New class.
7441 (struct selftest::lexer_test): New struct.
7442 (class selftest::ebcdic_execution_charset): New class.
7443 (selftest::ebcdic_execution_charset::s_singleton): New variable.
7444 (selftest::lexer_test::lexer_test): New constructor.
7445 (selftest::lexer_test::~lexer_test): New destructor.
7446 (selftest::lexer_test::get_token): New method.
7447 (selftest::assert_char_at_range): New function.
7448 (ASSERT_CHAR_AT_RANGE): New macro.
7449 (selftest::assert_num_substring_ranges): New function.
7450 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
7451 (selftest::assert_has_no_substring_ranges): New function.
7452 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
7453 (selftest::test_lexer_string_locations_simple): New function.
7454 (selftest::test_lexer_string_locations_ebcdic): New function.
7455 (selftest::test_lexer_string_locations_hex): New function.
7456 (selftest::test_lexer_string_locations_oct): New function.
7457 (selftest::test_lexer_string_locations_letter_escape_1): New function.
7458 (selftest::test_lexer_string_locations_letter_escape_2): New function.
7459 (selftest::test_lexer_string_locations_ucn4): New function.
7460 (selftest::test_lexer_string_locations_ucn8): New function.
7461 (selftest::uint32_from_big_endian): New function.
7462 (selftest::test_lexer_string_locations_wide_string): New function.
7463 (selftest::uint16_from_big_endian): New function.
7464 (selftest::test_lexer_string_locations_string16): New function.
7465 (selftest::test_lexer_string_locations_string32): New function.
7466 (selftest::test_lexer_string_locations_u8): New function.
7467 (selftest::test_lexer_string_locations_utf8_source): New function.
7468 (selftest::test_lexer_string_locations_concatenation_1): New
7470 (selftest::test_lexer_string_locations_concatenation_2): New
7472 (selftest::test_lexer_string_locations_concatenation_3): New
7474 (selftest::test_lexer_string_locations_macro): New function.
7475 (selftest::test_lexer_string_locations_stringified_macro_argument):
7477 (selftest::test_lexer_string_locations_non_string): New function.
7478 (selftest::test_lexer_string_locations_long_line): New function.
7479 (selftest::test_lexer_char_constants): New function.
7480 (selftest::input_c_tests): Call the new test functions once per
7481 case within the line_table test matrix.
7482 * input.h (struct string_concat): New struct.
7483 (struct location_hash): New struct.
7484 (class string_concat_db): New class.
7485 * substring-locations.h: New header.
7487 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
7489 PR tree-optimization/72810
7490 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
7491 the type of the case labels when truncating.
7493 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
7496 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
7497 (aarch64_fp16_ptr_type_node): Likewise.
7498 * config/aarch64/aarch64-simd-builtins.c
7499 (aarch64_fp16_ptr_type_node): Define.
7500 (aarch64_init_fp16_types): New, refactored out of...
7501 (aarch64_init_builtins): ...here, update to call
7502 aarch64_init_fp16_types.
7503 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
7505 (aapcs_vfp_sub_candidate): Likewise.
7507 2016-08-05 Martin Liska <mliska@suse.cz>
7508 Joshua Cranmer <Pidgeot18@gmail.com>
7510 * gcov.c (line_t::has_block): New function.
7511 (enum loop_type): New enum.
7512 (handle_cycle): New function.
7513 (unblock): Likewise.
7514 (circuit): Likewise.
7515 (get_cycles_count): Likewise.
7516 (accumulate_line_counts): Use new loop detection algorithm.
7518 2016-08-05 Martin Liska <mliska@suse.cz>
7520 * gcov.c (output_intermediate_file): Rename
7521 function_info::line_next to next_file_fn.
7522 (process_file): Likewise.
7523 (read_graph_file): Likewise.
7524 (accumulate_line_counts): Likewise.
7525 (output_lines): Likewise.
7527 2016-08-05 Richard Biener <rguenther@suse.de>
7529 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
7530 restriction on threading to a loop header.
7532 2016-08-05 Richard Biener <rguenther@suse.de>
7534 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
7535 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
7536 adjust loop info accordingly.
7538 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
7540 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
7541 before folding call to __builtin_constant_p with parameters to false.
7543 2016-08-05 Alan Modra <amodra@gmail.com>
7545 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
7546 code accidentally committed 2016-05-02 providing class when given
7549 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
7551 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
7552 the case label ranges that partially overlap with OP's value
7555 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
7558 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
7559 Cast builtin function result to __mmask16 instead of __mmask8.
7560 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
7561 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
7562 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
7564 2016-08-04 David Malcolm <dmalcolm@redhat.com>
7566 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
7567 (ASSERT_TRUE_AT): New macro.
7568 (ASSERT_FALSE): Reimplement in terms of...
7569 (ASSERT_FALSE_AT): New macro.
7570 (ASSERT_STREQ_AT): Fix typo in comment.
7572 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
7574 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
7575 labels are exhaustive, designate the label with the widest
7576 range to be the default label.
7578 2016-08-04 Andrew Pinski <apinski@cavium.com>
7580 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
7581 (thunderx_tunings): Use thunderx_vector_cost instead of
7582 generic_vector_cost.
7584 2016-08-04 Martin Liska <mliska@suse.cz>
7586 * gcov.c (main): Fix GNU coding style.
7587 (output_intermediate_file): Likewise.
7588 (process_file): Likewise.
7589 (generate_results): Likewise.
7590 (release_structures): Likewise.
7591 (create_file_names): Likewise.
7592 (find_source): Likewise.
7593 (read_graph_file): Likewise.
7594 (find_exception_blocks): Likewise.
7595 (canonicalize_name): Likewise.
7596 (make_gcov_file_name): Likewise.
7597 (mangle_name): Likewise.
7598 (accumulate_line_counts): Likewise.
7599 (output_branch_count): Likewise.
7600 (read_line): Likewise.
7602 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
7604 PR rtl-optimization/71779
7605 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
7606 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
7607 or if it was truncated.
7609 PR rtl-optimization/70903
7610 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
7612 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
7614 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
7615 accessing SSA_NAME_PTR_INFO.
7617 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
7620 * common/config/avr/avr-common.c (avr_option_optimization_table)
7621 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
7623 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
7626 * config/avr/avr.md: New pattern to work around do_store_flag
7627 generating shift instructions for bit extractions.
7629 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
7631 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
7633 (add_equivalence): Likewise.
7634 (get_value_range): Allocate value range with vrp_value_range_pool.
7635 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
7636 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
7638 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
7640 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
7641 the default for the rs6000 port.
7643 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
7646 * calls.c (special_function_p): Remove special handling of
7647 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
7648 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
7649 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
7651 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
7654 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
7655 Don't stop on regular insns.
7657 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
7659 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
7660 size to DImode boundary.
7661 (nvptx_propagate): Likewise.
7663 2016-08-03 Alan Modra <amodra@gmail.com>
7665 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
7666 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
7667 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
7668 from -mefficient-unaligned-vector. Note that this affects fp too.
7670 2016-08-03 Alan Modra <amodra@gmail.com>
7672 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
7675 2016-08-03 Alan Modra <amodra@gmail.com>
7677 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
7678 to a reg. Localize vars.
7680 2016-08-03 Alan Modra <amodra@gmail.com>
7682 * config/rs6000/rs6000.opt: Remove negatives from help strings
7685 2016-08-03 Alan Modra <amodra@gmail.com>
7687 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
7688 Delete duplicated code.
7690 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
7693 * lra-spills.c (regno_in_use_p): New.
7694 (lra_final_code_change): Use it.
7696 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
7698 PR rtl-optimization/69847
7699 * lra-int.h (struct lra-reg): Use restore_rtx instead of
7701 (lra_rtx_hash): New.
7702 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
7704 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
7705 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
7706 * lra-spills.c (lra_final_code_change): Don't delete insn when the
7707 next insn is USE with the same reg as the current insn source.
7708 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
7710 (lra_constraints_init): Call initiate_invariants.
7711 (lra_constraints_finish): Call finish_invariants.
7712 (struct invariant, invariant_t, invariant_ptr_t): New.
7713 (const_invariant_ptr_t, invariants, invariants_pool): New.
7714 (invariant_table, invariant_hash, invariant_eq_p): New.
7715 (insert_invariant, initiate_invariants, finish_invariants): New.
7716 (clear_invariants, invalid_invariant_regs): New.
7717 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
7718 instead of restore_regno.
7719 (invariant_p, process_invariant_for_inheritance): New.
7720 (inherit_in_ebb): Implement invariant inheritance.
7721 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
7722 (remove_inheritance_pseudos): Implement undoing invariant
7724 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
7725 instead of restore_regno.
7726 * lra-assigns.c (regno_live_length): New.
7727 (reload_pseudo_compare_func): Use regno_live_length.
7728 (assign_by_spills): Use restore_rtx instead of restore_regno.
7729 (lra_assign): Ditto. Initiate regno_live_length.
7731 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
7733 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
7734 __builtin_aarch64_fmindf.
7736 2016-08-02 Bin Cheng <bin.cheng@arm.com>
7738 PR tree-optimization/34114
7739 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
7740 information for more control IVs.
7742 2016-08-02 Bin Cheng <bin.cheng@arm.com>
7744 PR tree-optimization/34114
7745 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
7746 PLUS_EXPR case. Handle SSA_NAME case.
7748 2016-08-02 Tamar Christina <tamar.christina@arm.com>
7750 * config/aarch64/aarch64-simd-builtins.def
7751 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
7752 (__builtin_aarch64_fmaxdf): Likewise.
7753 (__builtin_aarch64_smin_nandf): Likewise.
7754 (__builtin_aarch64_smax_nandf): Likewise.
7755 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
7756 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
7757 (<fmaxmin><mode>3): ...this.
7758 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
7759 (vminnm_f64): Likewise.
7760 (vmin_f64): Likewise.
7761 (vmax_f64): Likewise.
7762 * config/aarch64/iterators.md (FMAXMIN): Merge with...
7763 (FMAXMIN_UNS): ...this.
7764 (fmaxmin): Merged with
7765 (fmaxmin_op): ...this...
7766 (maxmin_uns_op): ...in to this.
7768 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
7770 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7771 Add support for vec_extract on vector float, vector int, vector
7772 short, and vector char vector types.
7773 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
7774 vector float, vector int, vector short, and vector char
7775 optimizations on 64-bit ISA 2.07 systems for both constant and
7776 variable element numbers.
7777 (rs6000_split_vec_extract_var): Likewise.
7778 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
7779 Altivec registers on ISA 2.07 and above.
7780 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
7781 which never was matched due to the split occuring before register
7782 allocation (and the code would not have worked on little endian
7783 systems if it did match). Allow extracts to go to the Altivec
7784 registers if ISA 2.07 (power8). Change from using "" around the
7785 C++ code to using {}'s.
7786 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
7787 vec_extracts when the vector is in memory.
7788 (vsx_extract_v4sf_var): New insn to optimize vector float
7789 vec_extracts when the element number is variable on 64-bit ISA
7791 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
7792 for 64-bit ISA 2.07 as well as ISA 3.0.
7793 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
7794 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
7795 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
7796 optimize vector int, vector short, and vector char vec_extracts
7797 when the vector is in memory.
7798 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
7799 optimize vector int, vector short, and vector char vec_extracts
7800 when the element number is variable.
7802 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
7805 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
7806 does not overlap with other symbol flags.
7808 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
7810 * config/aarch64/aarch64.h (aarch64_frame):
7811 Remove padding0 and hardfp_offset. Add locals_offset,
7812 initial_adjust, callee_adjust, callee_offset and final_adjust.
7813 * config/aarch64/aarch64.c (aarch64_layout_frame):
7814 Remove unused padding0 and hardfp_offset initializations.
7815 Choose frame layout and set frame variables accordingly.
7816 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
7817 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
7818 (aarch64_pop_regs): Likewise.
7819 (aarch64_expand_prologue): Remove all decision code, just emit
7820 prolog according to frame variables.
7821 (aarch64_expand_epilogue): Remove all decision code, just emit
7822 epilog according to frame variables.
7823 (aarch64_initial_elimination_offset): Use offset to local/arg area.
7825 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
7828 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
7829 fix_debug_reg_uses after changing source register mode to
7830 V1TImode if source register is undefined.
7832 2015-08-01 Alan Hayward <alan.hayward@arm.com>
7834 PR tree-optimization/71818
7835 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
7836 with non invariant evolutions
7838 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
7841 * config/avr/avr.md (length) [branch]: Correct insn length
7842 attribute for forward branches.
7844 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
7846 * doc/extend.texi (AVR Built-in Functions): Document
7848 * config/avr/builtins.def (NOPS): New.
7849 * config/avr/avr.c (avr_expand_nops): New static function.
7850 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
7852 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7854 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
7855 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
7858 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
7860 * config/aarch64/aarch64.c (vulcan_tunings): Update
7861 vulcan L1 cache_line_size.
7863 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
7865 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
7866 function that takes a vector memory address, a hard register, an
7867 element number and a temporary base register, and recreates an
7868 address that points to the appropriate element within the vector.
7869 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
7870 (rs6000_split_vec_extract_var): Add support for the target of a
7871 vec_extract with variable element number being a scalar memory
7873 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
7875 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
7876 vsx_extract_<mode>_load insn with a new insn that optimizes
7877 storing either element to a memory location, using scratch
7878 registers to pick apart the vector and reconstruct the address.
7879 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
7880 (vsx_extract_<mode>_store): Rework alternatives to more correctly
7881 support Altivec registers. Add support for ISA 3.0 Altivec d-form
7883 (vsx_extract_<mode>_var): Add support for extracting a variable
7884 element number from memory.
7886 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
7888 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
7889 when testing for compares against constants of the form 0xabab.
7891 2016-07-29 Bin Cheng <bin.cheng@arm.com>
7893 PR tree-optimization/57558
7894 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
7896 (vect_loop_versioning): Support versioning with niter assumptions.
7897 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
7898 (vect_get_loop_niters): New parameter. Reimplement to support
7899 assumptions in loop niter info.
7900 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
7901 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
7902 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
7903 Support loop versioning for niters.
7904 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
7905 (vect_free_loop_info_assumptions): New function.
7906 (vectorize_loops): Free loop niter info for loops with flag
7907 LOOP_F_ASSUMPTIONS set if vectorization failed.
7908 * tree-vectorizer.h (struct _loop_vec_info): New field
7909 num_iters_assumptions.
7910 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
7911 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
7912 (LOOP_REQUIRES_VERSIONING): New macro.
7913 (vect_free_loop_info_assumptions): New decl.
7915 2016-07-29 Bin Cheng <bin.cheng@arm.com>
7917 * cfgloop.h (struct loop): New field constraints.
7918 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
7919 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
7921 * cfgloop.c (alloc_loop): Initialize new field.
7922 * cfgloopmanip.c (copy_loop_info): Copy constraints.
7923 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
7924 Adjust niter analysis wrto loop constraints.
7925 * doc/loop.texi (@node Number of iterations): Add description for loop
7928 2016-07-29 Marek Polacek <polacek@redhat.com>
7931 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
7932 (ix86_expand_round_builtin): Likewise.
7934 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
7935 Georg-Johann Lay <avr@gjlay.de>
7937 PR rtl-optimization/71976
7938 * combine.c (get_last_value): Return 0 if the argument for which
7939 the function is called has a wider mode than the recorded value.
7941 2016-07-29 Marek Polacek <polacek@redhat.com>
7944 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
7945 (altivec_expand_st_builtin): Likewise.
7947 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
7949 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
7950 introduced in r238381.
7952 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
7955 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
7956 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
7958 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
7960 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
7962 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7963 Add support for vec_extract of vector double or vector long having
7964 a variable element number on 64-bit ISA 2.07 systems or newer.
7965 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
7967 (rs6000_split_vec_extract_var): New function to split a
7968 vec_extract built-in function with variable element number.
7969 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
7971 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
7972 (UNSPEC_VSX_EXTRACT): Likewise.
7973 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
7974 direct move instructions to be generated on 64-bit ISA 2.07
7975 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
7977 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
7978 arguments for vec_extract variable element.
7979 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
7980 vec_extract with variable element on V2DFmode and V2DImode
7982 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
7983 -mupper-regs-df requirement, since it isn't needed.
7984 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
7985 do direct moves on 64-bit systems, which allows optimization of
7986 vec_extract on 64-bit ISA 2.07 systems and newer.
7988 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
7989 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
7991 * config/aarch64/aarch64.md
7992 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
7994 (<optab>qihi2_aarch64): Likewise, and split into two.
7995 (extendqihi2_aarch64): New.
7996 (zero_extendqihi2_aarch64): New.
7997 * config/aarch64/iterators.md (ldrxt): Remove.
7998 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
8001 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
8003 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
8005 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
8007 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
8008 (aarch64_push_reg): New function to push 1 or 2 registers.
8009 (aarch64_pop_reg): New function to pop 1 or 2 registers.
8010 (aarch64_expand_prologue): Use aarch64_push_regs.
8011 (aarch64_expand_epilogue): Use aarch64_pop_regs.
8013 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
8015 PR tree-optimization/71734
8016 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
8017 attribute instead of REF_LOOP and use it.
8018 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
8019 set it for Loops having non-zero safelen attribute.
8020 (ref_indep_loop_p): Pass zero as initial value for safelen.
8022 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
8026 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
8027 call using chkp_gimple_call_builtin_p.
8028 (chkp_copy_bounds_for_assign): Likewise.
8030 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8032 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
8033 * config/arm/arm-protos.h (struct tune_params): Likewise.
8034 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
8035 (cortex_a9_sched_adjust_cost): Likewise.
8036 (fa726te_sched_adjust_cost): Likewise.
8037 (arm_adjust_cost): Likewise.
8038 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
8039 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
8040 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
8041 * config/i386/i386.c (ix86_adjust_cost): Likewise.
8042 * config/ia64/ia64.c: Likewise.
8043 * config/m68k/m68k.c: Likewise.
8044 * config/mep/mep.c (mep_adjust_cost): Likewise.
8045 * config/microblaze/microblaze.c (microblaze_adjust_cost):
8047 * config/mips/mips.c (mips_adjust_cost): Likewise.
8048 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
8050 * config/pa/pa.c (pa_adjust_cost): Likewise.
8051 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
8052 (rs6000_debug_adjust_cost): Likewise.
8053 * config/sh/sh.c (sh_adjust_cost): Likewise.
8054 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
8055 (hypersparc_adjust_cost): Likewise.
8056 (sparc_adjust_cost): Likewise.
8057 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
8058 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
8059 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
8061 * config/visium/visium.c (visium_adjust_cost): Likewise.
8062 * doc/tm.texi: Regenerate.
8063 * haifa-sched.c (dep_cost_1): Adjust.
8064 * target.def: Merge adjust_cost and adjust_cost_2.
8066 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8068 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
8070 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8072 * store-motion.c (struct st_expr): Make pattern_regs a vector.
8073 (extract_mentioned_regs): Append to a vector instead of
8074 returning a rtx_expr_list.
8075 (st_expr_entry): Adjust.
8076 (free_st_expr_entry): Likewise.
8077 (store_ops_ok): Likewise.
8078 (store_killed_in_insn): Likewise.
8079 (find_moveable_store): Likewise.
8081 2016-07-28 Martin Liska <mliska@suse.cz>
8083 PR gcov-profile/68025
8084 * tree-profile.c (tree_profiling): Respect
8085 no_profile_instrument_function attribute.
8086 * doc/extend.texi: Document no_profile_instrument_function
8089 2016-07-28 Martin Liska <mliska@suse.cz>
8091 PR rtl-optimization/70944
8092 * combine.c (make_compound_operation):
8093 Do not allow make_compound_operation for vector mode
8095 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
8098 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
8099 before calling get_ops.
8101 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
8103 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
8104 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
8105 (BITS_PER_UNIT_LOG): Remove.
8106 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
8107 * expr.c (expand_assignment): Likewise.
8108 * stor-layout.c (initialize_sizetypes): Likewise.
8110 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
8112 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
8113 signature of rs6000_expand_vector_extract so that the element
8114 number is a RTX instead of a constant integer.
8115 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
8117 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
8118 (altivec_expand_vec_ext_builtin): Likewise.
8119 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
8120 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
8121 MFVSRLD instruction.
8123 2016-07-27 David Malcolm <dmalcolm@redhat.com>
8125 * input.c (get_pure_location): Move here from tree.c.
8126 (make_location): Likewise. Add header comment.
8127 (selftest::test_accessing_ordinary_linemaps): Verify
8128 pure_location_p, make_location, get_location_from_adhoc_loc and
8130 * input.h (get_pure_location): Move declaration here from tree.h.
8131 (get_finish): Likewise for inline function.
8132 (make_location): Likewise for declaration.
8133 * tree.c (get_pure_location): Move to input.c.
8134 (make_location): Likewise.
8135 * tree.h (get_pure_location): Move declaration to tree.h.
8136 (get_finish): Likewise for inline function.
8137 (make_location): Likewise for declaration.
8139 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8142 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
8144 2016-07-27 David Malcolm <dmalcolm@redhat.com>
8146 * system.h (STATIC_ASSERT): Use static_assert if building
8149 2016-07-27 Richard Biener <rguenther@suse.de>
8151 PR tree-optimization/72517
8152 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
8153 Revert change to not compute read-read dependences.
8155 2016-07-27 Richard Biener <rguenther@suse.de>
8157 * predict.c (set_even_probabilities): Make nedges unsigned.
8159 2016-07-27 Martin Liska <mliska@suse.cz>
8161 * predict.c (set_even_probabilities): Handle unlikely edges.
8162 (combine_predictions_for_bb): Likewise.
8164 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
8167 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
8168 __float128 support when we don't have hardware support, so that
8169 the IEEE built-in functions like isgreater, first call __unordkf3
8170 to make sure neither operand is a NaN, and if both operands are
8171 ordered, do the normal comparison.
8173 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
8175 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
8177 (extract_code_and_val_from_cond_with_ops): Verify that name is
8178 either cond_op0 or cond_op1.
8180 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
8182 PR tree-optimization/18046
8183 * genmodes.c (emit_mode_size_inline): Emit an assert that
8184 verifies that mode is a valid array index.
8185 (emit_mode_nuinits_inline): Likewise.
8186 (emit_mode_inner_inline): Likewise.
8187 (emit_mode_unit_size_inline): Likewise.
8188 (emit_mode_unit_precision_inline): Likewise.
8189 * tree-vrp.c: Include params.h.
8190 (find_switch_asserts): Register edge assertions for the default
8191 label which correspond to the anti-ranges of each case label.
8192 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
8193 * doc/invoke.texi: Document it.
8195 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8197 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
8198 and unnecessary call to gimple_bb.
8200 2016-07-26 Richard Biener <rguenther@suse.de>
8202 PR rtl-optimization/71984
8203 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
8206 2016-07-26 Richard Biener <rguenther@suse.de>
8209 * expmed.c (extract_bit_field_1): Constrain the vector mode
8210 with element size matching the extraction mode size when
8211 choosing a better vector mode to do the extraction from.
8213 2016-07-26 Richard Biener <rguenther@suse.de>
8214 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8217 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
8220 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8222 * tree-ssa-structalias.c (struct scc_info): Change types of
8223 members to auto_sbitmap and auto_vec.
8224 (scc_info::scc_info): New constructor.
8225 (scc_info::~scc_info): New destructor.
8226 (init_scc_info): Remove.
8227 (free_scc_info): Remove.
8228 (find_indirect_cycles): Adjust.
8229 (perform_var_substitution): Likewise.
8230 (free_var_substitution_info): Likewise.
8232 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8234 * tree-outof-ssa.c (struct elim_graph): Change type of members
8235 to auto_vec and auto_sbitmap.
8236 (elim_graph::elim_graph): New constructor.
8237 (delete_elim_graph): Remove.
8238 (expand_phi_nodes): Adjust.
8240 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8242 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
8243 (new_elim_graph): Adjust.
8244 (clear_elim_graph): Likewise.
8245 (delete_elim_graph): Likewise.
8246 (elim_graph_size): Likewise.
8247 (elim_graph_add_node): Likewise.
8248 (elim_graph_add_edge): Likewise.
8249 (elim_graph_remove_succ_edge): Likewise.
8250 (eliminate_name): Likewise.
8251 (eliminate_build): Likewise.
8252 (elim_forward): Likewise.
8253 (elim_unvisited_predecessor): Likewise.
8254 (elim_backward): Likewise.
8255 (elim_create): Likewise.
8256 (eliminate_phi): Likewise.
8257 (expand_phi_nodes): Likewise.
8259 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8261 * bt-load.c (compute_out): Use auto_sbitmap class.
8262 (link_btr_uses): Likewise.
8263 * cfganal.c (mark_dfs_back_edges): Likewise.
8264 (post_order_compute): Likewise.
8265 (inverted_post_order_compute): Likewise.
8266 (pre_and_rev_post_order_compute_fn): Likewise.
8267 (single_pred_before_succ_order): Likewise.
8268 * cfgexpand.c (pass_expand::execute): Likewise.
8269 * cfgloop.c (verify_loop_structure): Likewise.
8270 * cfgloopmanip.c (fix_bb_placements): Likewise.
8271 (remove_path): Likewise.
8272 (update_dominators_in_loop): Likewise.
8273 * cfgrtl.c (break_superblocks): Likewise.
8274 * ddg.c (check_sccs): Likewise.
8275 (create_ddg_all_sccs): Likewise.
8276 * df-core.c (df_worklist_dataflow): Likewise.
8277 * dse.c (dse_step3): Likewise.
8278 * except.c (eh_region_outermost): Likewise.
8279 * function.c (thread_prologue_and_epilogue_insns): Likewise.
8280 * gcse.c (prune_expressions): Likewise.
8281 (prune_insertions_deletions): Likewise.
8282 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
8283 * graph.c (draw_cfg_nodes_no_loops): Likewise.
8284 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
8285 * lcm.c (compute_earliest): Likewise.
8286 (compute_farthest): Likewise.
8287 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
8288 (unroll_loop_runtime_iterations): Likewise.
8289 (unroll_loop_stupid): Likewise.
8290 * lower-subreg.c (decompose_multiword_subregs): Likewise.
8291 * lra-lives.c: Likewise.
8292 * lra.c (lra): Likewise.
8293 * modulo-sched.c (schedule_reg_moves): Likewise.
8294 (optimize_sc): Likewise.
8295 (get_sched_window): Likewise.
8296 (sms_schedule_by_order): Likewise.
8297 (check_nodes_order): Likewise.
8298 (order_nodes_of_sccs): Likewise.
8299 (order_nodes_in_scc): Likewise.
8300 * recog.c (split_all_insns): Likewise.
8301 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
8302 * reload1.c (reload): Likewise.
8303 * sched-rgn.c (haifa_find_rgns): Likewise.
8304 (split_edges): Likewise.
8305 (compute_trg_info): Likewise.
8306 * sel-sched.c (init_seqno): Likewise.
8307 * store-motion.c (remove_reachable_equiv_notes): Likewise.
8308 * tree-into-ssa.c (update_ssa): Likewise.
8309 * tree-ssa-live.c (live_worklist): Likewise.
8310 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
8311 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
8313 (try_peel_loop): Likewise.
8314 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
8316 * tree-ssa-pre.c (compute_antic): Likewise.
8317 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
8318 * tree-stdarg.c (reachable_at_most_once): Likewise.
8319 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
8320 * var-tracking.c (vt_find_locations): Likewise.
8322 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8324 * sbitmap.h (auto_sbitmap): New class.
8326 2016-07-26 Alan Modra <amodra@gmail.com>
8329 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
8332 2016-07-25 David Malcolm <dmalcolm@redhat.com>
8334 * input.c (selftest::temp_source_file::temp_source_file): Fix
8335 missing "%s" in fprintf.
8337 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
8340 * cselib.c (cselib_process_insn): Invalidate argument slots for
8343 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8345 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
8346 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
8347 vmulxh_lane_f16, vmulxh_laneq_f16): New.
8349 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8351 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8352 * config/aarch64/aarch64.md (fma, fnma): Support HF.
8353 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
8355 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8357 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8358 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
8360 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
8361 (add<mode>3): Likewise.
8362 (sub<mode>3): Likewise.
8363 (mul<mode>3): Likewise.
8364 (div<mode>3): Likewise.
8365 (*div<mode>3): Likewise.
8366 (<fmaxmin><mode>3): Extend to HF.
8367 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
8368 (fabd<mode>3): Likewise.
8369 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
8370 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
8371 (aarch64_fmulx<mode>): Likewise.
8372 (aarch64_fac<optab><mode>): Likewise.
8373 (aarch64_frecps<mode>): Likewise.
8374 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
8375 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
8376 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
8377 (VSDQ_HSDI): Support HI.
8378 (fcvt_target, FCVT_TARGET): Likewise.
8379 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
8380 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
8381 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
8382 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
8383 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
8384 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
8385 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
8388 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8390 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
8391 * config/aarch64/aarch64-builtins.c (hi_UP): New.
8392 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8393 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
8395 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
8396 (aarch64_cm<optab><mode>): Likewise.
8397 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
8398 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
8399 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
8400 (sqrt<mode>2): Likewise.
8401 (*sqrt<mode>2): Likewise.
8402 (abs<mode>2): Likewise.
8403 (<optab><mode>hf2): New pattern for HF mode.
8404 (<optab>hihf2): Likewise.
8405 * config/aarch64/arm_neon.h: Include arm_fp16.h.
8406 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
8407 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
8409 * config/aarch64/arm_fp16.h: New file.
8410 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
8411 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
8412 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
8413 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
8414 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
8415 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
8416 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
8417 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
8418 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
8419 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
8420 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
8421 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
8424 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8426 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
8427 reduc_smin_scal_): Use VDQIF_F16.
8428 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
8429 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
8431 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
8432 * config/aarch64/iterators.md (VDQIF_F16): New.
8433 (vp): Support HF modes.
8434 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
8435 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
8437 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8439 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
8440 "*aarch64_mulx_elt_from_dup<mode>".
8441 (*aarch64_mul3_elt<mode>): Update schedule type.
8442 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
8443 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
8444 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
8445 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
8446 (f, fp): Support HF modes.
8447 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
8448 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
8449 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
8450 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
8451 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
8452 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
8454 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8456 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8457 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
8459 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
8462 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8464 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8465 * config/aarch64/aarch64-simd.md
8466 (aarch64_rsqrts<mode>): Extend to HF modes.
8467 (fabd<mode>3): Likewise.
8468 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
8469 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
8470 (aarch64_<maxmin_uns>p<mode>): Likewise.
8471 (<su><maxmin><mode>3): Likewise.
8472 (<maxmin_uns><mode>3): Likewise.
8473 (<fmaxmin><mode>3): Likewise.
8474 (aarch64_faddp<mode>): Likewise.
8475 (aarch64_fmulx<mode>): Likewise.
8476 (aarch64_frecps<mode>): Likewise.
8477 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
8478 (add<mode>3): Extend to HF modes.
8479 (sub<mode>3): Likewise.
8480 (mul<mode>3): Likewise.
8481 (div<mode>3): Likewise.
8482 (*div<mode>3): Likewise.
8483 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
8485 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
8486 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
8487 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
8488 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
8489 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
8490 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
8491 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
8492 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
8493 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
8494 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
8495 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
8496 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
8497 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
8498 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
8500 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8502 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
8503 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8504 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
8505 (neg<mode>2): Likewise.
8506 (abs<mode>2): Likewise.
8507 (<frint_pattern><mode>2): Likewise.
8508 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
8509 (<optab><VDQF:mode><fcvt_target>2): Likewise.
8510 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
8511 (ftrunc<VDQF:mode>2): Likewise.
8512 (<optab><fcvt_target><VDQF:mode>2): Likewise.
8513 (sqrt<mode>2): Likewise.
8514 (*sqrt<mode>2): Likewise.
8515 (aarch64_frecpe<mode>): Likewise.
8516 (aarch64_cm<optab><mode>): Likewise.
8517 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
8519 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
8520 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
8522 * config/aarch64/arm_neon.h (vdup_n_f16): New.
8523 (vdupq_n_f16): Likewise.
8524 (vld1_dup_f16): Use vdup_n_f16.
8525 (vld1q_dup_f16): Use vdupq_n_f16.
8526 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
8527 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
8528 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
8529 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
8530 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
8531 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
8532 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
8533 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
8534 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
8535 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
8536 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
8537 vsqrt_f16, vsqrtq_f16): New.
8539 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8541 * config/aarch64/aarch64-simd.md
8542 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
8543 (aarch64_ext<mode>): Likewise.
8544 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
8545 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
8546 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
8548 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
8550 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
8551 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
8552 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
8553 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
8554 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
8555 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
8556 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
8558 (vmov_n_f16): Reimplement using vdup_n_f16.
8559 (vmovq_n_f16): Reimplement using vdupq_n_f16..
8561 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8563 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
8564 "frame_related_p". Generate CFA annotation when it's necessary.
8565 (aarch64_expand_prologue): Use aarch64_add_constant.
8566 (aarch64_expand_epilogue): Likewise.
8567 (aarch64_output_mi_thunk): Pass "false" when calling
8568 aarch64_add_constant.
8570 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8572 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
8575 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8577 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
8578 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
8579 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
8580 (aarch64_build_constant): Delete.
8582 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
8585 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
8587 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
8588 flag_toplevel_reorder.
8590 2016-07-25 Richard Biener <rguenther@suse.de>
8592 * cgraph.c (cgraph_node::verify_node): Compare against builtin
8593 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
8594 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
8595 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
8596 (streamer_get_builtin_tree): Likewise.
8597 (streamer_write_builtin): Likewise.
8598 * lto-streamer.h (LTO_builtin_decl): Remove.
8599 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
8600 (lto_input_scc): Remove LTO_builtin_decl handling.
8601 (lto_input_tree_1): Liekwise.
8602 * lto-streamer-out.c (lto_output_tree_1): Remove special
8603 handling of builtins.
8604 (DFS::DFS): Likewise.
8605 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
8606 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
8608 (streamer_write_builtin): Remove.
8610 2016-07-25 Martin Liska <mliska@suse.cz>
8612 * lto-cgraph.c (input_symtab): Don't call get_working_sets
8613 if flag_auto_profile is set to true.
8615 2016-07-25 Martin Liska <mliska@suse.cz>
8617 PR gcov-profile/71868
8618 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
8619 have a function with multiple latches, count them all.
8621 2016-07-25 Martin Liska <mliska@suse.cz>
8623 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
8625 2016-07-25 Martin Liska <mliska@suse.cz>
8627 PR tree-optimization/71987
8628 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
8629 just for SSA_NAMEs. Fix GNU coding style.
8631 2016-07-25 Martin Liska <mliska@suse.cz>
8633 PR gcov-profile/64874
8634 * gcov-io.h: Update command about file format.
8635 * gcov-iov.c (main): Adapt the numbering scheme.
8637 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
8640 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
8641 whose result is used in PHI.
8642 (final_range_test_p): Likewise.
8643 (maybe_optimize_range_tests): Likewise.
8645 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
8647 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8648 Reformat two multi-line strings.
8650 2016-07-22 Martin Sebor <msebor@redhat.com>
8652 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
8654 2016-07-22 Martin Sebor <msebor@redhat.com>
8657 * doc/extend.texi (Compound Literals): Correct and clarify.
8658 (Cast to Union): Same.
8660 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
8662 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
8663 comments to explain why certain error messages make mention of
8664 undocumented options.
8665 (rs6000_invalid_builtin): Change error messages to replace mention
8666 of undocumented options with mention of the -mcpu=power9 option
8667 that enables those undocumented options.
8668 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
8669 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
8670 definition of this macro to correct an existing error.
8671 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
8672 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
8673 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
8674 descriptions of built-in functions so that they depend on
8675 -mcpu=power9 instead of on the corresponding undocumented flags.
8676 * doc/invoke.texi (Option Summary): Remove all mention of newly
8678 (IBM RS/6000 and PowerPC Options): Likewise.
8679 * doc/md.texi (Constraints for Particuliar Machines): Remove all
8680 mention of newly undocumented flags.
8682 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
8684 * ipa-cp.c (determine_versionability): Do not create constprop clones,
8685 when target_clones attribute is set.
8687 2016-07-22 Bin Cheng <bin.cheng@arm.com>
8689 * common.opt (funsafe-loop-optimizations): Mark ignore.
8690 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
8691 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
8693 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
8694 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
8696 2016-07-22 Bin Cheng <bin.cheng@arm.com>
8698 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
8700 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
8702 (number_of_iterations_exit): Warn missed loop optimization for
8703 possible infinite loops.
8705 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
8708 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
8709 when to emit a ".machine" pseudo-op.
8711 2016-07-22 Martin Liska <mliska@suse.cz>
8713 PR gcov-profile/69028
8714 PR gcov-profile/62047
8715 * coverage.c (coverage_compute_lineno_checksum): Do not
8716 calculate checksum for fns w/o xloc.file.
8717 (coverage_compute_profile_id): Likewise.
8719 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
8721 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
8722 (avr_secondary_reload): ...and implementation.
8723 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
8724 * config/avr/avr.md (reload_in<mode>): Remove insns.
8725 (adjust_len) [lpm]: Remove insn attribute value.
8726 * config/avr/predicates.md (flash_operand): Remove insn predicate.
8728 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
8731 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
8733 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
8734 * calls.c (special_function_p): Remove the special handling of the
8735 "__builtin_" prefix.
8737 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
8740 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
8741 if STMT may be an alloca call.
8742 (gimple_alloca_call_p, alloca_call_p): Return only true for the
8743 builtin alloca call.
8744 * calls.h (gimple_maybe_alloca_call_p): New function.
8745 * tree-inline.c (inline_forbidden_p_stmt): Use
8746 gimple_maybe_alloca_call_p here.
8748 2016-07-21 David Malcolm <dmalcolm@redhat.com>
8750 * spellcheck-tree.c (best_macro_match::best_macro_match):
8751 Explictly specify the template arguments when invoking the base
8752 class constructor, to help older C++ compilers.
8754 2016-07-21 Jakub Jelinek <jakub@redhat.com>
8757 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
8758 before builtin_decl_implicit.
8760 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
8762 * optabs.c (emit_condiitonal_move): Short circuit for identical
8765 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
8767 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
8768 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
8769 (noce_conversion_profitable_p): New.
8770 (noce_try_store_flag_constants): Use it.
8771 (noce_try_addcc): Likewise.
8772 (noce_try_store_flag_mask): Likewise.
8773 (noce_try_cmove): Likewise.
8774 (noce_try_cmove_arith): Likewise.
8775 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
8777 (noce_convert_multiple_sets): Move cost model to here, from...
8778 (bb_ok_for_noce_convert_multiple_sets) ...here.
8779 (noce_process_if_block): Update calls for above changes.
8780 (noce_find_if_block): Record new noce_if_info parameters.
8782 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
8784 * target.def (max_noce_ifcvt_seq_cost): New.
8785 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
8786 * doc/tm.texi: Regenerate.
8787 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
8788 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
8789 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
8790 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
8791 * doc/invoke.texi: Document new params.
8793 2016-07-21 Richard Biener <rguenther@suse.de>
8795 PR tree-optimization/71947
8796 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
8797 ranges have useful limit_vr information.
8799 2016-07-21 Richard Biener <rguenther@suse.de>
8801 * function-tests.c (build_trivial_generic_function): Set
8802 BLOCK_SUPERCONTEXT of DECL_INITIAL.
8803 * omp-low.c (create_omp_child_function): Likewise.
8804 (grid_expand_target_grid_body): Likewise.
8805 * cgraphunit.c (init_lowered_empty_function): Likewise.
8806 (cgraph_node::expand_thunk): Likewise.
8807 * tree-parloops.c (create_loop_fn): Likewise.
8808 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
8810 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8812 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
8815 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
8817 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
8818 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
8819 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
8820 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
8821 values for insn attribute.
8822 * config/avr/avr.c (avr_out_insert_notbit): New function.
8823 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
8824 ADJUST_LEN_INSV_NOTBIT_0/_7.
8825 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
8827 2016-07-21 Bin Cheng <bin.cheng@arm.com>
8829 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
8830 (chrec_convert_1, chrec_convert): Ditto.
8831 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
8832 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
8833 * tree-vrp.c (adjust_range_with_scev): Ditto.
8834 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
8835 (scev_var_range_cant_overflow): New function.
8836 (scev_probably_wraps_p): New parameter. Call above function.
8837 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
8839 2016-07-21 Bin Cheng <bin.cheng@arm.com>
8841 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
8842 by removing computation of may_be_zero.
8844 2016-07-21 Jakub Jelinek <jakub@redhat.com>
8846 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
8848 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
8850 Improving concepts performance and diagnostics.
8851 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
8852 for constraint satisfaction and subsumption.
8853 * timevar.h (auto_timevar): New constructor that matches the push/pop
8854 pattern of usage in pt.c.
8856 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
8858 * hwint.h (HOST_WIDE_INT_0): New define.
8859 (HOST_WIDE_INT_0U): Ditto.
8860 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
8861 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
8862 * simplify-rtx.c: Ditto.
8863 * tree-object-size.c: Ditto.
8865 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8867 * config/s390/s390.c (s390_encode_section_info): Remove mode size
8870 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
8872 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
8873 * combine.c: Use HOST_WIDE_INT_M1U instead of
8874 ~(unsigned HOST_WIDE_INT) 0.
8875 * double-int.h: Ditto.
8877 * dwarf2asm.c:Ditto.
8879 * genmodes.c: Ditto.
8881 * read-rtl.c: Ditto.
8882 * tree-ssa-loop-ivopts.c: Ditto.
8883 * tree-ssa-loop-prefetch.c: Ditto.
8884 * tree-vect-generic.c: Ditto.
8885 * tree-vect-patterns.c: Ditto.
8888 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8890 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
8891 constant addresses outside [0,0xc0] into a register.
8892 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
8893 cases where the base address register is unused after.
8894 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
8895 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
8896 (avr_out_store_psi_reg_disp_tiny): Same.
8898 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8900 Implement attribute progmem on reduced Tiny cores by adding
8901 flash offset 0x4000 to respective symbols.
8904 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
8905 documentation how it works on reduced Tiny cores.
8906 (AVR Named Address Spaces): No support for reduced Tiny.
8907 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
8908 (avr_address_tiny_pm_p): New static function.
8909 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
8910 if the address is in progmem.
8911 (avr_assemble_integer): Same.
8912 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
8913 for symbol_ref in progmem.
8914 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
8915 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
8916 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
8918 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
8920 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
8921 * configure: Regenerate.
8922 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
8923 (USE_THIN_ARCHIVES): New variable.
8924 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
8925 this archive as a thin archive.
8927 2016-07-20 David Malcolm <dmalcolm@redhat.com>
8929 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
8930 same location as last time, don't skip if we have fix-it hints.
8931 Clarify the skipping logic by converting it from one "if" clause
8932 to repeated "if" clauses.
8933 * spellcheck-tree.c: Include "cpplib.h".
8934 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
8935 (best_macro_match::best_macro_match): New constructor.
8936 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
8937 Move here from c/c-decl.c.
8938 (class best_macro_match): Move here from c/c-decl.c, converting
8939 from a typedef to a subclass, gaining a ctor.
8941 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8943 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
8944 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
8946 (avr_addr_space_diagnose_usage): ...and implementation.
8947 (avr_addr_space_supported_p): New function.
8948 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
8949 report bad address space usage if that space is supported.
8950 (avr_insert_attributes): Same. No more complain about unsupported
8952 * config/avr/avr-c.c (tm_p.h): Include it.
8953 (avr_cpu_cpp_builtins): Only define addr-space related built-in
8954 macro if avr_addr_space_supported_p.
8956 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
8958 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
8959 flag_toplevel_reorder.
8961 2016-07-20 David Malcolm <dmalcolm@redhat.com>
8963 * gcc-rich-location.c
8964 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
8966 * gcc-rich-location.h
8967 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
8969 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8971 * target.def (addr_space): Add new diagnose_usage to hook vector.
8972 * targhooks.c (default_addr_space_diagnose_usage): Add default
8973 implementation and...
8974 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
8975 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
8976 is some address space, call targetm.addr_space.diagnose_usage.
8977 * doc/tm.texi.in (Named Address Spaces): Add anchor for
8978 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
8979 * doc/tm.texi: Regenerate.
8981 2016-07-20 Martin Liska <mliska@suse.cz>
8984 * graphite-isl-ast-to-gimple.c (later_of_the_two):
8985 Properly handly PHI stmts.
8987 2016-07-20 Bin Cheng <bin.cheng@arm.com>
8989 PR tree-optimization/71503
8990 PR tree-optimization/71683
8991 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
8994 2016-07-20 Martin Liska <mliska@suse.cz>
8996 * doc/invoke.texi (-fipa-ra): Document when the option is
8997 disabled. Fix a typo.
8999 2016-07-20 Martin Liska <mliska@suse.cz>
9001 * Makefile.in: Include fibonacci_heap.c
9002 * fibonacci_heap.c: New file.
9003 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
9004 (fibonacci_heap::union_with): Fix deletion of the second heap.
9005 * selftest-run-tests.c (selftest::run_tests): Incorporate
9006 fibonacci heap tests.
9007 * selftest.h: Declare fibonacci_heap_c_tests.
9009 2016-07-20 Martin Liska <mliska@suse.cz>
9011 * selftest-run-tests.c (selftest::run_tests): New function.
9012 * selftest.h (sreal_c_tests): Declare.
9013 * sreal.c (sreal_verify_basics): New function.
9014 (verify_aritmetics): Likewise.
9015 (sreal_verify_arithmetics): Likewise.
9016 (verify_shifting): Likewise.
9017 (sreal_verify_shifting): Likewise.
9018 (void sreal_c_tests): Likewise.
9020 2016-07-19 Jakub Jelinek <jakub@redhat.com>
9022 PR rtl-optimization/71916
9023 * cfgrtl.c (contains_no_active_insn_p): Return false also for
9024 bb which have a single succ fake edge.
9026 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
9029 * dwarf2out.c (gen_subprogram_die): Only call
9030 gen_unspecified_parameters_die while dumping early dwarf.
9032 2016-07-19 Jakub Jelinek <jakub@redhat.com>
9035 * gimple-fold.c (fold_builtin_memory_op): Use
9036 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
9038 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
9040 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
9041 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
9042 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
9043 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
9047 * double-int.c: Ditto.
9049 * dwarf2out.c: Ditto.
9052 * fold-const.c: Ditto.
9053 * function.c: Ditto.
9055 * genmodes.c: Ditto.
9059 * loop-doloop.c: Ditto.
9060 * loop-invariant.c: Ditto.
9067 * simplify-rtx.c: Ditto.
9068 * stor-layout.c: Ditto.
9070 * tree-ssa-loop-ivopts.c: Ditto.
9071 * tree-vect-generic.c: Ditto.
9072 * tree-vect-patterns.c: Ditto.
9077 * wide-int-print.cc: Ditto.
9078 * wide-int.cc: Ditto.
9079 * wide-int.h: Ditto.
9081 2016-07-19 David Malcolm <dmalcolm@redhat.com>
9083 * selftest.c (selftest::assert_streq): Handle NULL values of
9084 val_actual and val_expected.
9086 2016-07-19 Martin Jambor <mjambor@suse.cz>
9089 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
9090 rather than cgraph_create_node to get a call graph node.
9092 2016-07-19 Richard Biener <rguenther@suse.de>
9094 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
9095 handle all tcc_constant bases and valueize SSA names.
9096 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
9099 2016-07-19 David Malcolm <dmalcolm@redhat.com>
9101 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
9102 the flags of the exit block and bb2, not just the entry block.
9104 2016-07-19 Richard Biener <rguenther@suse.de>
9106 PR tree-optimization/71901
9107 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
9108 align member, group stuff with the bitfield.
9109 (vn_ref_op_align_unit): New inline.
9110 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
9111 record element alignment and operand 3 unchanged.
9112 (ao_ref_init_from_vn_reference): Adjust.
9113 (valueize_refs_1): Likewise.
9114 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
9116 2016-07-19 Richard Biener <rguenther@suse.de>
9118 PR tree-optimization/71908
9119 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
9120 symbolic constants in a more reliable way.
9122 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
9124 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
9126 (vect_update_inits_of_drs): Likewise.
9127 (vect_create_cond_for_alias_checks): Likewise.
9128 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
9130 2016-07-19 Richard Biener <rguenther@suse.de>
9133 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
9134 with an abstract origin that is not an inlined function outer
9135 scope add a self-reference as abstract origin.
9136 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
9138 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
9141 * config/rs6000/rs6000.c (rs6000_function_value): Fix
9142 unintentional System V.4 structure return breakage for structures
9143 with a single floating point element.
9145 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
9147 PR tree-optimization/71734
9148 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
9149 contains REF, use it to check safelen, assume that safelen value
9150 must be greater 1, fix style.
9151 (ref_indep_loop_p_2): Add REF_LOOP argument.
9152 (ref_indep_loop_p): Pass LOOP as additional argument to
9155 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
9157 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
9158 allocation in the prologue.
9159 * explow.c (get_dynamic_stack_base): New function to return an address
9160 expression for the dynamic stack base.
9161 (get_dynamic_stack_size): New function to do the required dynamic stack
9162 space size calculations.
9163 (allocate_dynamic_stack_space): Use new functions.
9164 (align_dynamic_address): Move some code from
9165 allocate_dynamic_stack_space to new function.
9166 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
9168 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9170 * config/s390/s390.c (s390_encode_section_info): Always set
9171 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
9174 2016-07-18 Richard Biener <rguenther@suse.de>
9176 PR tree-optimization/71893
9177 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
9178 for sizetype cast added by array_ref_element_size.
9179 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9181 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
9183 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
9184 register parameters. Remove code to initialize argument pointer
9185 on TARGET_64BIT. Optimize call to _mcount when it can be reached
9186 using a pc-relative branch. Cleanup conditional code.
9187 * config/pa/pa.md (call_mcount): New expander.
9188 (call_mcount_nonpic): New insn.
9189 (call_mcount_pic): New insn and split.
9190 (call_mcount_pic_post_reload): New insn.
9191 (call_mcount_64bit): New insn and split.
9192 (call_mcount_64bit_post_reload): New insn.
9194 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
9196 * config/avr/predicates.md (const_m255_to_m1_operand): New.
9197 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
9198 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
9199 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
9200 (*usum_widenqihi3, *udiff_widenqihi3)
9201 (*addhi3_zero_extend.const): New combiner insns.
9202 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
9203 just 1 bit is affected.
9204 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
9205 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
9207 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
9209 * omp-low.c (lower_omp_target): Mark data clauses with
9210 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
9211 zero-length subarrays.
9213 2016-07-15 Richard Biener <rguenther@suse.de>
9215 PR tree-optimization/71881
9216 * tree-loop-distribution.c (destroy_loop): Remove blocks in
9217 reverse DOM order to make debug temp generation happy.
9219 2016-07-15 Richard Biener <rguenther@suse.de>
9221 PR tree-optimization/71887
9222 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
9223 verify it is not zero for division / modulo handling.
9224 (value_replacement): Adjust.
9226 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
9227 Julian Brown <julian@codesourcery.com>
9229 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
9230 * config/aarch64/aarch64-cost-tables.h
9231 (vulcan_extra_costs): New variable.
9232 * config/aarch64/aarch64.c
9233 (vulcan_addrcost_table): Likewise.
9234 (vulcan_regmove_cost): Likewise.
9235 (vulcan_vector_cost): Likewise.
9236 (vulcan_branch_cost): Likewise.
9237 (vulcan_tunings): Likewise.
9239 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
9241 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
9242 (output_in_order): Loop over undefined variables too. Output them
9243 via assemble_undefined_decl. Skip variables that correspond to hard
9244 registers or have value-exprs.
9245 * varpool.c (symbol_table::output_variables): Handle undefined
9246 variables together with defined ones.
9248 2016-07-15 Richard Biener <rguenther@suse.de>
9250 * tree-ssa-pre.c (get_representative_for): Make sure to return
9251 the value number of SSA names.
9252 (phi_translate_1): get_representative_for cannot return NULL.
9253 (do_pre_regular_insertion): Remove redundant call to
9254 fully_constant_expression.
9255 (do_pre_partial_partial_insertion): Likewise.
9257 2016-07-15 Bin Cheng <bin.cheng@arm.com>
9259 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
9260 (derive_simple_iv_with_niters): New function.
9261 (simple_iv): Rewrite using simple_iv_with_niters.
9262 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
9263 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
9265 (number_of_iterations_exit): Rewrite using above function.
9266 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
9269 2016-07-15 Richard Biener <rguenther@suse.de>
9271 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
9274 2016-07-14 Jakub Jelinek <jakub@redhat.com>
9276 PR tree-optimization/71872
9277 * tree-data-ref.c (get_references_in_stmt): Ignore references
9278 with is_gimple_constant get_base_address.
9280 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
9282 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
9283 (TARGET_HAVE_LDACQD): New macro.
9284 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
9285 than TARGET_HAVE_LDACQ.
9286 (arm_load_acquire_exclusivedi): Likewise.
9287 (arm_store_release_exclusivedi): Likewise.
9289 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
9291 PR rtl-optimization/71878
9292 * lra-constraints.c (match_reload): Pass information about other
9293 output operands. Create new unique register value if matching input
9294 operand shares same register value as output operand being considered.
9295 (curr_insn_transform): Record output operands already processed.
9297 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9300 PR tree-optimization/70923
9301 * tree-vect-patterns.c: Include mult-synthesis.h.
9302 (target_supports_mult_synth_alg): New function.
9303 (synth_lshift_by_additions): Likewise.
9304 (apply_binop_and_append_stmt): Likewise.
9305 (vect_synth_mult_by_constant): Likewise.
9306 (target_has_vecop_for_code): Likewise.
9307 (vect_recog_mult_pattern): Use above functions to synthesize vector
9308 multiplication by integer constants.
9310 2016-07-14 Alan Modra <amodra@gmail.com>
9312 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
9313 gpr alternatives. Correct '*' placement on Y,r alternative.
9314 Add '*' on operand 1 of r,r alternative.
9316 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9318 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
9319 * expmed.h: ... Here.
9321 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
9323 * gimple.h (stmt_can_terminate_bb_p): New function.
9324 * tree-cfg.c (need_fake_edge_p): Rename to ...
9325 (stmt_can_terminate_bb_p): ... this; return true if stmt can
9326 throw external; handle const and pure calls.
9327 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
9329 2016-07-14 Richard Biener <rguenther@suse.de>
9331 PR tree-optimization/71866
9332 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
9333 (do_hoist_insertion): Avoid endless recursion when we
9334 didn't insert anything because we managed to simplify
9335 things down to a constant or SSA name.
9336 (fully_constant_expression): Re-write in terms of ...
9337 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
9338 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
9339 vn_nary_build_or_lookup_1.
9340 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
9341 (vn_nary_build_or_lookup): ... this which now wraps it.
9343 2016-07-14 Alan Modra <amodra@gmail.com>
9346 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
9347 with p9_vector override before power9-dform override.
9349 2016-07-13 Andi Kleen <ak@linux.intel.com>
9351 * value-prof.c (gimple_value_profile_transformations): Don't run
9352 when auto_profile is on.
9354 2016-07-13 Andi Kleen <ak@linux.intel.com>
9356 * auto-profile.c (update_inlined_ind_target,
9357 afdo_indirect_call): Print information to dump file.
9359 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
9361 * genrecog.c (special_predicate_operand_p): New function.
9362 (predicate_name): Move function.
9363 (validate_pattern): Don't warn about missing mode for all
9364 define_special_predicate predicates.
9366 2016-07-13 Bin Cheng <bin.cheng@arm.com>
9368 * tree-vect-data-refs.c (vect_no_alias_p): New function.
9369 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
9370 resolve alias checks which are known at compilation time.
9371 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
9372 alias checks are resolved. Move dump info for too many runtime
9373 alias checks to here...
9374 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
9376 2016-07-13 Richard Biener <rguenther@suse.de>
9378 PR tree-optimization/24574
9379 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
9380 position and add shift, rotate, divison and modulo support
9382 (value_replacement): Pass in argument position to absorbing_element_p.
9384 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
9387 * ipa-inline-transform.c (inline_call): Support
9388 instrumented thunks.
9390 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
9392 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
9393 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
9395 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
9396 Baseline. Make initial alternative TARGET_32BIT only.
9397 (udivsi3): Likewise.
9398 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
9399 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
9402 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
9404 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
9405 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
9406 availability with TARGET_HAVE_MOVT.
9407 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
9408 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
9409 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
9411 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
9412 extra instruction if MOVW is available. Use a cost variable
9413 incremented by COSTS_N_INSNS (1) when the condition match rather than
9414 returning an arithmetic expression based on COSTS_N_INSNS. Make
9415 constant with bottom half word zero cost 2 instruction if MOVW is
9417 * config/arm/arm.md (define_attr "arch"): Add v8mb.
9418 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
9419 target is ARMv8-M Baseline.
9420 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
9421 (arm_movtas_ze): Likewise.
9422 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
9423 alternative for constants satisfying j constraint.
9424 (thumb1_movsi_insn): Likewise.
9425 (movsi splitter for K alternative): Tighten condition to not trigger
9426 if movt is available and j constraint is satisfied.
9427 (Pe immediate splitter): Likewise.
9428 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
9429 constant fitting in an halfword to use MOVW.
9430 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
9433 2016-07-13 Richard Biener <rguenther@suse.de>
9436 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
9437 gimplifying the LHS. Make sure to gimplify a returning twice
9438 call LHS without using SSA names.
9440 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9442 * tree-data-ref.c (find_data_references_in_stmt): Remove
9443 unnecessary call to vec::release.
9444 (graphite_find_data_references_in_stmt): Likewise.
9445 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
9446 * tree-vect-stmts.c (vectorizable_condition): Likewise.
9448 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9450 * cfgexpand.c (expand_used_vars): Make the type of a local
9452 * genmatch.c (lower_for): Likewise.
9453 * haifa-sched.c (haifa_sched_init): Likewise.
9454 (add_to_speculative_block): Likewise.
9455 (create_check_block_twin): Likewise.
9456 * predict.c (handle_missing_profiles): Likewise.
9457 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
9458 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
9459 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
9461 (maybe_lower_iteration_bound): Likewise.
9462 * tree-ssa-sccvn.c (DFS): Likewise.
9463 * tree-stdarg.c (reachable_at_most_once): Likewise.
9464 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
9465 (vectorizable_store): Likewise.
9467 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9469 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
9470 (sccvn_dom_walker): make cond_stack an auto_vec.
9472 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9474 * ree.c (struct ext_state): Make type of members auto_vec.
9475 (find_and_remove_re): Adjust.
9477 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9479 * cfgexpand.c (struct stack_vars_data): Make type of fields
9481 (expand_used_vars): Adjust.
9483 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9485 * ipa.c (record_cdtor_fn): Adjust.
9486 (build_cdtor_fns): Likewise.
9487 (ipa_cdtor_merge): Make static_ctors and static_dtors local
9490 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9492 * genextract.c (struct accum_extract): Add constructor and make
9496 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9498 * tree.c (struct free_lang_data_d): Add constructor and change
9499 types of members to ones that automatically manage resources.
9500 (fld_worklist_push): Adjust.
9501 (find_decls_types): Likewise.
9502 (find_decls_types_in_eh_region): Likewise.
9503 (free_lang_data_in_cgraph): Stop manually creating and
9504 destroying members of free_lang_data_d.
9506 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
9508 PR rtl-optimization/68961
9509 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
9510 peephole variant. Use sse_reg_operand predicates.
9512 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
9514 * config/i386/predicates.md (x86_64_immediate_operand)
9515 <case CONST_INT>: Remove unneeded truncation to DImode.
9516 <case CONST>: Ditto.
9517 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
9519 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9522 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
9523 The xxperm and xxpermr instructions require that the 2nd input
9524 operand overlap with the output operand, and not the 1st.
9525 (altivec_vperm_v8hiv16qi): Likewise.
9526 (altivec_vperm_<mode>_uns_internal): Likewise.
9527 (altivec_vpermr_<mode>_internal): Likewise.
9528 (vperm_v8hiv4si): Likewise.
9529 (vperm_v16qiv8hi): Likewise.
9531 2016-07-12 Nathan Sidwell <nathan@acm.org>
9533 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
9534 when -mno-pic-data-is-text-relative is in effect, by default.
9535 * doc/invoke.texi (mpic-data-is-text-relative): Document new
9536 behavior and clarify.
9538 2016-07-12 Martin Liska <mliska@suse.cz>
9540 * params.def: Add avg-loop niter.
9541 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
9542 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
9543 * doc/invoke.texi: Document the new parameter.
9545 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9548 * expr.c (store_constructor): Mask sign-extended bits when widening
9549 sub-word constructor element at the start of a word.
9551 2016-07-12 Martin Liska <mliska@suse.cz>
9553 * Makefile.in: Append rule for params-options.h.
9554 * params-options.h: New file.
9556 2016-07-12 Martin Liska <mliska@suse.cz>
9558 * ira-build.c (mark_loops_for_removal): Properly iterate
9561 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
9562 Richard Biener <rguenther@suse.de>
9564 PR tree-optimization/23286
9565 PR tree-optimization/70159
9566 * doc/invoke.texi: Document -fcode-hoisting.
9567 * common.opt (fcode-hoisting): New flag.
9568 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
9569 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
9570 (do_regular_insertion): Rename to ...
9571 (do_pre_regular_insertion): ... this and amend general comments
9572 on insertion strathegy.
9573 (do_partial_partial_insertion): Rename to ...
9574 (do_pre_partial_partial_insertion): ... this.
9575 (do_hoist_insertion): New function.
9576 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
9577 and call do_hoist_insertion properly.
9579 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
9580 (pass_pre::execute): Register hoist_insert stats.
9582 2016-07-12 Jakub Jelinek <jakub@redhat.com>
9585 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
9586 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
9587 is different from mode's bitsize. Small cleanup.
9589 2016-07-12 Richard Biener <rguenther@suse.de>
9591 PR rtl-optimization/68961
9592 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
9593 to simplify to a non-constant.
9595 2016-07-11 Jakub Jelinek <jakub@redhat.com>
9598 * omp-low.c (expand_omp_target): Gimplify device.
9600 PR tree-optimization/71823
9601 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
9602 to get vec_oprnds2 from op2.
9604 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
9606 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
9607 Hoist common subexpressions.
9608 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
9610 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
9613 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
9614 prevent generation of 'stxsiwx' on pre Power8 hardware.
9616 2016-07-11 David Malcolm <dmalcolm@redhat.com>
9618 * input.c: Include cpplib.h.
9619 (selftest::temp_source_file): New class.
9620 (selftest::temp_source_file::temp_source_file): New ctor.
9621 (selftest::temp_source_file::~temp_source_file): New dtor.
9622 (selftest::should_have_column_data_p): New function.
9623 (selftest::test_should_have_column_data_p): New function.
9624 (selftest::temp_line_table): New class.
9625 (selftest::temp_line_table::temp_line_table): New ctor.
9626 (selftest::temp_line_table::~temp_line_table): New dtor.
9627 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
9628 it to create a temp_line_table.
9629 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
9630 locations that are known to have column data.
9631 (selftest::line_table_case): New struct.
9632 (selftest::test_reading_source_line): Move tempfile handling
9633 to class temp_source_file.
9634 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
9635 (selftest::assert_token_loc_eq): New function.
9636 (ASSERT_TOKEN_LOC_EQ): New macro.
9637 (selftest::test_lexer): New function.
9638 (selftest::boundary_locations): New array.
9639 (selftest::input_c_tests): Call test_should_have_column_data_p.
9640 Loop over a test matrix of interesting values of location and
9641 default_range_bits, calling test_lexer on each case in the matrix.
9642 Move call to test_accessing_ordinary_linemaps into the matrix.
9643 * selftest.h (ASSERT_EQ): Reimplement in terms of...
9644 (ASSERT_EQ_AT): New macro.
9646 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
9649 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
9650 Don't convert TImode in debug insn.
9652 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
9654 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
9655 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
9656 (tree_type_common::lang_flag_7): New.
9657 (tree_type_common::spare): Reduce size.
9658 * tree.h (TYPE_ALIGN_OK): Remove.
9659 (TYPE_LANG_FLAG_7): New.
9660 (get_inner_reference): Adjust header.
9661 * print-tree.c (print_node): Adjust.
9662 * expr.c (get_inner_reference): Remove parameter keep_aligning.
9663 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
9664 calls to get_inner_reference.
9665 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
9666 handling of TYPE_ALIGN_OK.
9667 * builtins.c (get_object_alignment_2): Adjust call to
9668 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
9669 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
9671 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
9672 * cfgexpand.c (expand_debug_expr): Likewise.
9673 * dbxout.c (dbxout_expand_expr): Likewise.
9674 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
9675 loc_list_from_tree, fortran_common): Likewise.
9676 * fold-const.c (optimize_bit_field_compare,
9677 decode_field_reference, fold_unary_loc, fold_comparison,
9678 split_address_to_core_and_offset): Likewise.
9679 * gimple-laddress.c (execute): Likewise.
9680 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
9681 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
9682 * hsa-gen.c (gen_hsa_addr): Likewise.
9683 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
9684 * tsan.c (instrument_expr): Likewise.
9685 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
9686 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
9687 * tree-affine.c (tree_to_aff_combination,
9688 get_inner_reference_aff): Adjust calls to get_inner_reference.
9689 * tree-data-ref.c (split_constant_offset_1,
9690 dr_analyze_innermost): Likewise.
9691 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
9692 * tree-sra.c (ipa_sra_check_caller): Likewise.
9693 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
9694 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
9695 bswap_replace): Likewise.
9696 * tree-vect-data-refs.c (vect_check_gather,
9697 vect_analyze_data_refs): Likewise.
9698 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
9699 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
9702 2016-07-11 David Malcolm <dmalcolm@redhat.com>
9704 * Makefile.in (selftest-valgrind): New phony target.
9705 * function-tests.c (selftest::build_cfg): Delete pass instances
9706 created by the test.
9707 (selftest::convert_to_ssa): Likewise.
9708 (selftest::test_expansion_to_rtl): Likewise.
9709 * tree-cfg.c (selftest::test_linear_chain): Release dominator
9711 (selftest::test_diamond): Likewise.
9713 2016-07-11 Richard Biener <rguenther@suse.de>
9715 PR tree-optimization/71816
9716 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
9717 than replacing all of its operands.
9719 2016-07-11 Alan Modra <amodra@gmail.com>
9721 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
9722 (ctr<mode>): Add unspec.
9723 (ctr<mode>_internal*): Likewise.
9725 2016-07-08 James Bowman <james.bowman@ftdichip.com>
9727 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
9728 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
9730 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
9732 PR rtl-optimization/71621
9733 * lra-constraints.c (process_alt_operands): Check combination of
9736 2016-07-08 Jason Merrill <jason@redhat.com>
9737 Richard Biener <rguenther@suse.de>
9739 P0145: Refining Expression Order for C++.
9740 * gimplify.c (initial_rhs_predicate_for): New.
9741 (gimplfy_modify_expr): Gimplify RHS before LHS.
9743 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9746 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9747 Allow standard error handling to take over when a wrong number
9748 of arguments is presented to __builtin_vec_ld () or
9749 __builtin_vec_st ().
9751 2016-07-08 Jiong Wang <jiong.wang@arm.com>
9753 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
9758 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
9759 __builtin_aarch64_fmaxv2sf.
9760 (vmaxnmq_f32): Likewise.
9761 (vmaxnmq_f64): Likewise.
9762 (vminnm_f32): Likewise.
9763 (vminnmq_f32): Likewise.
9764 (vminnmq_f64): Likewise.
9766 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
9769 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
9770 enable -mfloat128-hardware by default.
9771 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
9772 that IEEE 128-bit hardware support needs.
9773 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
9774 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
9775 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
9776 floating point requires.
9777 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
9778 -mfloat128 and -mfloat128-hardware changes.
9780 2016-07-08 Alan Hayward <alan.hayward@arm.com>
9782 PR tree-optimization/71667
9783 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
9785 2016-07-08 Martin Liska <mliska@suse.cz>
9788 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
9789 folding produces SAVE_EXPRs, thus return false for the type.
9791 2016-07-07 Martin Liska <mliska@suse.cz>
9793 * file-find.c (remove_prefix): New function.
9794 * file-find.h (remove_prefix): Declare the function.
9795 * gcc-ar.c (main): Skip a folder of the wrapper if
9796 a wrapped binary would point to the same file.
9798 2016-07-07 Jan Hubicka <jh@suse.cz>
9800 * tree-scalar-evolution.c (iv_can_overflow_p): export.
9801 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
9802 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
9804 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
9807 * ipa-inline-analysis.c (compute_inline_parameters): Set
9808 local.can_change_signature to false for intrumentation
9811 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9813 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
9814 with TARGET_HAVE_MOVT.
9815 (TARGET_HAVE_MOVT): Define.
9816 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
9817 availability with TARGET_HAVE_MOVT.
9818 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
9820 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
9822 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
9823 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
9824 * config/arm/constraints.md (define_constraint "j"): Use
9825 TARGET_HAVE_MOVT to check MOVT availability.
9827 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9829 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
9831 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9833 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
9834 (armv8-m.main): Likewise.
9835 (armv8-m.main+dsp): Likewise.
9836 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
9837 (FL_FOR_ARCH8M_MAIN): Likewise.
9838 * config/arm/arm-tables.opt: Regenerate.
9839 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
9840 armv8-m.main+dsp to BE8_LINK_SPEC.
9841 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
9842 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
9843 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
9844 Baseline and Mainline.
9845 (arm_option_override_internal): Also disable arm_restrict_it when
9846 !arm_arch_notm. Update comment for -munaligned-access to also cover
9848 (arm_file_start): Increase buffer size for printing architecture name.
9849 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
9850 and armv8-m.main+dsp.
9851 (mno-unaligned-access): Clarify that this is disabled by default for
9852 ARMv8-M Baseline architectures as well.
9854 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9856 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
9857 decide whether to prevent some libgcc routines being included for some
9858 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
9859 link between this condition and the one in
9860 libgcc/config/arm/lib1func.S.
9862 2016-07-07 Richard Biener <rguenther@suse.de>
9864 * tree-ssa-pre.c: Include alias.h.
9865 (compute_avail): If we have multiple VN_REFERENCEs with the
9866 same hashtable entry adjust that to make it a valid replacement
9867 for all of them with respect to alignment and aliasing
9868 when doing insertion.
9869 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
9870 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
9872 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
9876 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
9877 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
9880 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9882 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
9883 (adjust_mems): Adjust.
9884 (adjust_insn): Likewise.
9885 (prepare_call_arguments): Likewise.
9887 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9889 * gcse.c (struct ls_expr): Make stores field a vector.
9890 (ldst_entry): Adjust.
9891 (free_ldst_entry): Likewise.
9892 (print_ldst_list): Likewise.
9893 (compute_ld_motion_mems): Likewise.
9894 (update_ld_motion_stores): Likewise.
9896 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9898 * gcse.c (struct ls_expr): Remove loads field.
9899 (ldst_entry): Adjust.
9900 (free_ldst_entry): Likewise.
9901 (print_ldst_list): Likewise.
9902 (compute_ld_motion_mems): Likewise.
9904 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9906 * store-motion.c (struct st_expr): Make antic_stores a vector.
9907 (st_expr_entry): Adjust.
9908 (free_st_expr_entry): Likewise.
9909 (print_store_motion_mems): Likewise.
9910 (find_moveable_store): Likewise.
9911 (compute_store_table): Likewise.
9912 (remove_reachable_equiv_notes): Likewise.
9913 (replace_store_insn): Likewise.
9914 (build_store_vectors): Likewise.
9916 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9918 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
9919 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
9921 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
9923 PR tree-optimization/71518
9924 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
9925 misalign also for outer loops with negative step.
9927 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
9929 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
9930 (cortex_a53_shift): Add mov_shift.
9931 (cortex_a53_shift_reg): Add new reservation for register shifts.
9932 (cortex_a53_alu): Remove bfm.
9933 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
9934 (cortex_a53_alu_extr): Add new reservation for EXTR.
9935 (bypasses): Improve bypass modelling.
9937 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9940 * config/avr/avr.c (avr_asm_select_section): Strip off
9941 SECTION_DECLARED from flags when calling get_section.
9943 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9945 * tree-vectorizer.h (vect_memory_access_type): Add
9946 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
9947 * tree-vect-stmts.c (compare_step_with_zero): New function.
9948 (perm_mask_for_reverse): Move further up file.
9949 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
9951 (get_negative_load_store_type): New function.
9952 (get_load_store_type): Call it. Add an ncopies argument.
9953 (vectorizable_mask_load_store): Update call accordingly and
9954 remove tests for negative steps.
9955 (vectorizable_store, vectorizable_load): Likewise. Handle new
9956 memory_access_types.
9958 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9960 * tree-vectorizer.h (vect_memory_access_type): New enum.
9961 (_stmt_vec_info): Add a memory_access_type field.
9962 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
9963 (vect_model_store_cost): Take an access type instead of a boolean.
9964 (vect_model_load_cost): Likewise.
9965 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
9966 vect_model_store_cost and vect_model_load_cost.
9967 * tree-vect-stmts.c (vec_load_store_type): New enum.
9968 (vect_model_store_cost): Take an access type instead of a
9969 store_lanes_p boolean. Simplify tests.
9970 (vect_model_load_cost): Likewise, but for load_lanes_p.
9971 (get_group_load_store_type, get_load_store_type): New functions.
9972 (vectorizable_store): Use get_load_store_type. Record the access
9973 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
9974 (vectorizable_load): Likewise.
9975 (vectorizable_mask_load_store): Likewise. Replace is_store
9976 variable with vls_type.
9978 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9980 * tree-vectorizer.h (vect_grouped_load_supported): Add a
9981 single_element_p parameter.
9982 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
9983 Check the PR65518 case here rather than in vectorizable_load.
9984 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
9985 * tree-vect-stmts.c (vectorizable_load): Likewise.
9987 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9989 * tree-vectorizer.h (gather_scatter_info): New structure.
9990 (vect_check_gather_scatter): Return a bool rather than a decl.
9991 Replace return-by-pointer arguments with a single
9992 gather_scatter_info *.
9993 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
9994 (vect_analyze_data_refs): Update call accordingly.
9995 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
9996 (vectorizable_mask_load_store): Likewise. Also record the
9997 offset dt and vectype in the gather_scatter_info.
9998 (vectorizable_store): Likewise.
9999 (vectorizable_load): Likewise.
10001 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10003 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
10004 strided groups, use the cost of N scalar accesses instead
10005 of ncopies vector accesses.
10006 (vect_model_load_cost): Likewise.
10008 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10010 * tree-vect-stmts.c (vect_cost_group_size): Delete.
10011 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
10012 variable to indicate when once-per-group costs are being used.
10013 (vect_model_load_cost): Likewise. Fix comment and misindented code.
10015 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10017 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
10018 peeling-for-gaps condition.
10020 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10022 * config/s390/s390.c (s390_expand_vec_init): Force initializer
10023 element to register if it doesn't match general_operand.
10025 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
10026 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10028 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
10030 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
10031 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
10032 (SIGNBIT): New mode iterator.
10033 (Fsignbit): New mode attribute.
10034 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
10035 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
10036 when direct moves are available.
10037 (signbit<mode>2_dm): New define_insn_and_split).
10038 (signbit<mode>2_dm2): New define_insn.
10040 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10042 PR rtl-optimization/71594
10043 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
10044 into subregs of appropriate mode before trying to emit a conditional
10047 2016-07-05 Jan Hubicka <jh@suse.cz>
10049 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
10050 (simple_iv): Use it.
10052 2016-07-05 Jan Hubicka <jh@suse.cz>
10054 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
10056 2016-07-05 Jiong Wang <jiong.wang@arm.com>
10058 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
10061 2016-07-05 Jan Hubicka <jh@suse.cz>
10063 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
10066 2016-07-05 Richard Biener <rguenther@suse.de>
10068 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
10069 Handle empty else block.
10070 (is_feasible_trace): Likewise.
10071 (split_paths): Likewise.
10073 2016-07-05 Richard Biener <rguenther@suse.de>
10075 * tree-loop-distribution.c (distribute_loop): Fix issue with
10076 the cost model loop.
10078 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
10080 * config/arm/neon-testgen.ml: Delete.
10081 * config/arm/neon.ml: Delete.
10083 2016-07-04 Jakub Jelinek <jakub@redhat.com>
10086 * tree.c (attribute_value_equal): Use get_attribute_name instead of
10087 directly using TREE_PURPOSE.
10089 2016-07-04 Jiong Wang <jiong.wang@arm.com>
10091 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
10092 * config/aarch64/aarch64_neon.h: Likewise.
10093 * config/aarch64/arm_neon.h: Likewise.
10094 * config/aarch64/atomics.md: Likewise.
10095 * config/aarch64/aarch64-simd-builtins.def: Likewise.
10096 * doc/invoke.texi: Likewise.
10098 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
10100 * config/s390/s390.md: Add "z13" cpu_facility.
10101 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
10102 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
10103 condition" type instructions.
10105 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
10106 Jeff Law <law@redhat.com>
10108 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
10109 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
10111 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
10113 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
10114 permutation for TARGET_AVX512F.
10115 (ix86_expand_vec_one_operand_perm_avx512): New function.
10116 (expand_vec_perm_1): Invoke introduced function.
10117 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
10118 it may be not valid after vectorization.
10120 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10123 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
10124 typo in comment. Only force to memory if it is a weak
10125 external reference.
10127 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
10128 Jiong Wang <jiong.wang@arm.com>
10130 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
10131 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
10132 (AARCH64_FL_F16): New.
10133 (AARCH64_FL_FOR_ARCH8_2): New.
10134 (AARCH64_ISA_8_2): New.
10135 (AARCH64_ISA_F16): New.
10136 (TARGET_FP_F16INST): New.
10137 (TARGET_SIMD_F16INST): New.
10138 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
10139 ("fp"): Disabling "fp" also disables "fp16".
10140 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
10141 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
10142 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
10143 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
10145 2016-07-04 Jan Beulich <jbeulich@suse.com>
10147 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
10149 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10152 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
10153 the insns, use an insn form that does not adjust the offset on
10154 little endian systems.
10156 2016-07-01 Jan Beulich <jbeulich@suse.com>
10158 * varasm.c (get_variable_section): Validate initializer in
10159 named .bss-like sections.
10161 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
10163 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
10164 Exchange the order of the second and third operands in the vpermr
10165 instruction tmeplate.
10167 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
10170 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
10171 Disallow TDmode values.
10173 2016-07-01 Alan Modra <amodra@gmail.com>
10175 PR rtl-optimization/71709
10176 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
10177 being set, not referenced.
10179 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
10181 PR tree-optimization/70729
10182 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
10183 of loop since it can be not valid after transformation.
10185 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10187 * config/arm/arm.c (thumb_reload_in_hi): Delete.
10188 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
10190 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
10192 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
10195 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
10198 * config/rs6000/constraints.md (wY constraint): New constraint to
10199 match the requirements for the LXSD and STXSD instructions.
10200 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
10201 predicate to match the requirements for the LXSD and STXSD
10203 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
10204 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
10205 to make sure that the bottom 2 bits of offset are 0, the address
10206 form is offsettable, and no updating is done in the address mode.
10207 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
10208 (movdi_internal32): Likewise
10209 (movdi_internal64): Likewise.
10211 2016-06-30 Jakub Jelinek <jakub@redhat.com>
10213 PR tree-optimization/71707
10214 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
10215 strinfo even for ADDR_EXPR ptr.
10217 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
10219 * config/rs6000/altivec.md (darn_32): Change the condition to
10220 TARGET_P9_MISC instead of TARGET_MODULO.
10221 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
10222 condition expression.
10223 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
10224 condition expression.
10225 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
10226 (DFP_TEST): New code iterator.
10227 (dfptstsfi_<code>_mode>): New define_expand.
10228 (*dfp_sgnfcnc_<mode>): New define_insn.
10229 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
10230 definition next to BU_P9_MISC_1 definition and change the MASK
10231 value to RS6000_BTM_P9_MISC.
10232 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
10233 (BU_P9_64BIT_MISC_0): Likewise.
10234 (BU_P9_DFP_MISC_0): New macro definition.
10235 (BU_P9_DFP_MISC_1): New macro definition.
10236 (BU_P9_DFP_MISC_2): New macro definition.
10237 (BU_P9_DFP_OVERLOAD_1): New macro definition.
10238 (BU_P9_DFP_OVERLOAD_2): New macro definition.
10239 (BU_P9_DFP_OVERLOAD_3): New macro definition.
10240 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
10241 (TSTSFI_LT_TD): Likewise.
10242 (TSTSFI_EQ_DD): Likewise.
10243 (TSTSFI_EQ_TD): Likewise.
10244 (TSTSFI_GT_DD): Likewise.
10245 (TSTSFI_GT_TD): Likewise.
10246 (TSTSFI_OV_DD): Likewise.
10247 (TSTSFI_OV_TD): Likewise.
10248 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
10249 (TSTSFI_LT_DD): Likewise.
10250 (TSTSFI_LT_TD): Likewise.
10251 (TSTSFI_EQ): Likewise.
10252 (TSTSFI_EQ_DD): Likewise.
10253 (TSTSFI_EQ_TD): Likewise.
10254 (TSTSFI_GT): Likewise.
10255 (TSTSFI_GT_DD): Likewise.
10256 (TSTSFI_GT_TD): Likewise.
10257 (TSTSFI_OV): Likewise.
10258 (TSTSFI_OV_DD): Likewise.
10259 (TSTSFI_OV_TD): Likewise.
10260 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10261 overloaded test significance functions.
10262 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
10263 OPTION_MASK_P9_MISC into the representation of this mask.
10264 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
10266 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
10267 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
10269 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
10270 argument is a 6-bit unsigned literal value if the icode argument
10271 represents a DFP test significance built-in call.
10272 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
10273 flag used independently and in combination with the
10274 RS6000_BTM_64BIT flag.
10275 (rs6000_opt_masks): Add entry for power9-misc command-line option.
10276 (rs6000_builtin_mask_names): Add entry for power9-misc
10277 command-line option.
10278 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
10279 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
10280 RS6000_BTM_P9_MISC macros.
10281 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
10282 option and change the description of the -mpower9-vector option to
10283 enable only vector instructions, removing its erroneously claimed
10284 support for scalar instructions.
10285 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
10286 the ISA 3.0 digital floating point test significance built-in
10289 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
10291 * config/aarch64/aarch64.c (cortexa35_tunings):
10292 Enable AES fusion. Use cortexa57_branch_cost.
10293 (cortexa53_tunings): Use cortexa57_branch_cost.
10294 (cortexa72_tunings): Use cortexa57_branch_cost.
10295 Use AUTOPREFETCHER_WEAK.
10296 (cortexa73_tunings): Use cortexa57_branch_cost.
10298 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10299 James Greenhalgh <james.greenhalgh@arm.com>
10301 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
10302 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
10303 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
10304 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
10305 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
10306 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
10307 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
10308 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
10309 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
10310 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
10311 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
10312 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
10313 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
10316 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
10317 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10319 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
10321 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
10323 2016-06-30 David Malcolm <dmalcolm@redhat.com>
10326 * gcc.c (driver::build_option_suggestions): Pass "option" to
10327 add_misspelling_candidates.
10328 * opts-common.c (add_misspelling_candidates): Add "option" param;
10329 use it to avoid adding negated forms for options marked with
10331 * opts.h (add_misspelling_candidates): Add "option" param.
10333 2016-06-30 Jakub Jelinek <jakub@redhat.com>
10335 PR middle-end/71693
10336 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
10337 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
10338 first when permuting bitwise operation with rotate. Cast
10339 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
10341 2016-06-29 David Malcolm <dmalcolm@redhat.com>
10343 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
10344 for misspelled param names.
10345 * params.c: Include spellcheck.h.
10346 (find_param_fuzzy): New function.
10347 * params.h (find_param_fuzzy): New prototype.
10348 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
10349 * spellcheck.h (struct edit_distance_traits<const char *>):
10352 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
10354 * config/rs6000/predicates.md (const_0_to_7_operand): New
10355 predicate, recognize 0..7.
10356 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
10357 support for doing extracts from V16QImode, V8HImode, V4SImode
10359 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
10360 vector extract support.
10361 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
10362 for ISA 3.0 vector extract.
10363 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
10364 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
10365 extracts of a constant element number from small integer vectors
10366 on 64-bit ISA 3.0 systems.
10367 (vsx_extract_<mode>_di): Likewise.
10368 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
10369 say when we can do ISA 3.0 vector extracts.
10370 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
10371 registers, using the stxsiwx instruction.
10373 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
10375 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
10376 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
10377 qdf24xx_regmove_cost, qdf24xx_tunings): New.
10378 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
10379 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
10380 * config/arm/arm.c (arm_qdf24xx_tune): New.
10382 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
10384 * config/aarch64/aarch64.c (cortexa53_tunings):
10385 Increase loop alignment to 8. Set function alignment to 16.
10386 (cortexa35_tunings): Likewise.
10387 (cortexa57_tunings): Increase loop alignment to 8.
10388 (cortexa72_tunings): Likewise.
10389 (cortexa73_tunings): Likewise.
10391 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
10393 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
10394 for arm_fp16_ok and arm_fp16_hw.
10395 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
10396 arm_fp16_alternative.
10398 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
10400 PR tree-optimization/71655
10401 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
10402 types when swapping operands.
10404 2016-06-29 Martin Liska <mliska@suse.cz>
10406 PR middle-end/71585
10407 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
10408 * ipa-inline-transform.c (inline_call): Remove unnecessary call
10409 of build_optimization_node.
10411 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
10413 PR tree-optimization/70729
10414 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
10415 independent in loops having positive safelen value.
10416 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
10417 it may be not valid after vectorization.
10419 2016-06-29 Jakub Jelinek <jakub@redhat.com>
10421 PR tree-optimization/71625
10422 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
10423 is sorted by ascending list->offset. If PTR is non-NULL and there is
10424 previous strinfo, call get_stridx_plus_constant.
10425 (get_stridx): Pass exp as second argument to get_addr_stridx.
10426 (addr_stridxptr): Add missing list = list->next, so that there can be
10427 more than one entries in the list. Bump limit from 16 to 32. Ensure
10428 the list is sorted by ascending list->offset.
10429 (get_stridx_plus_constant): Adjust so that it can be also called with
10430 ADDR_EXPR instead of SSA_NAME as PTR.
10431 (handle_char_store): Pass NULL_TREE as second argument to
10434 2016-06-29 Richard Biener <rguenther@suse.de>
10436 PR rtl-optimization/68961
10437 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
10439 2016-06-29 Richard Biener <rguenther@suse.de>
10441 PR middle-end/71002
10442 * alias.c (component_uses_parent_alias_set_from): Handle
10443 type punning through union accesses by using the union alias set.
10444 * gimple.c (gimple_get_alias_set): Remove union type punning case.
10446 2016-07-29 Richard Biener <rguenther@suse.de>
10448 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
10449 precision not matching mode precision.
10451 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
10453 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
10454 pa_output_arg_descriptor.
10455 (call_val_symref_64bit_post_reload): Likewise.
10456 (call_val_powf_64bit_post_reload): Likewise.
10457 (sibcall_internal_symref_64bit): Likewise.
10458 (sibcall_value_internal_symref_64bit): Likewise.
10460 2016-06-28 Jakub Jelinek <jakub@redhat.com>
10462 PR middle-end/71626
10463 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
10464 a constant, force its SUBREG_REG into memory or register instead
10467 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
10470 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
10471 * doc/invoke.texi (AVR Options): Document it.
10473 2016-06-28 Walter Lee <walt@tilera.com>
10475 * config/tilegx/linux.h: Do not include arch/icache.h
10476 (CLEAR_INSN_CACHE): Provide inlined definition directly.
10477 * config/tilepro/linux.h: Do not include arch/icache.h
10478 (CLEAR_INSN_CACHE): Provide inlined definition directly.
10480 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
10482 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
10483 for big-endian BIT_FIELD_REF.
10485 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
10487 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
10488 ('size' attribute): Add '128'.
10490 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
10491 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
10492 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
10493 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
10494 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
10495 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
10496 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
10497 *trunc<mode>df2_odd): Set size attribute to '128'.
10498 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
10499 * config/rs6000/power6.md (power6-fp): Include dfp type.
10500 * config/rs6000/power7.md (power7-fp): Likewise.
10501 * config/rs6000/power8.md (power8-fp): Likewise.
10502 * config/rs6000/power9.md: New file.
10503 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
10504 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
10505 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
10507 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
10508 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
10509 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
10510 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
10511 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
10512 dfp_dscri_<mode>): Change type attribute to dfp.
10513 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
10514 attribute to vecsimple.
10515 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
10516 and prefetch streams.
10517 (rs6000_option_override_internal): Remove temporary code setting
10518 tuning to power8. Don't set rs6000_sched_groups for power9.
10519 (last_scheduled_insn): Change to rtx_insn *.
10520 (divide_cnt, vec_load_pendulum): New variables.
10521 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
10522 (rs6000_issue_rate): Set issue rate for Power9.
10523 (is_power9_pairable_vec_type): New.
10524 (power9_sched_reorder2): New.
10525 (rs6000_sched_reorder2): Call new function for Power9 specific
10527 (insn_must_be_first_in_group): Remove Power9.
10528 (insn_must_be_last_in_group): Likewise.
10529 (force_new_group): Likewise.
10530 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
10531 Initialize divide_cnt/vec_load_pendulum.
10532 (_rs6000_sched_context, rs6000_init_sched_context,
10533 rs6000_set_sched_context): Handle context save/restore of new
10536 2016-06-28 Richard Biener <rguenther@suse.de>
10538 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
10539 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
10540 COMPONENT_REF operand.
10541 (nonoverlapping_component_refs_p): Likewise.
10542 * stor-layout.c (start_bitfield_representative): Mark
10543 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
10545 2016-06-28 Jakub Jelinek <jakub@redhat.com>
10547 * Makefile.in: Don't cat ../stage_current if it does not exist.
10549 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
10550 last argument is a bit-field.
10552 PR rtl-optimization/71673
10553 * internal-fn.c (expand_arith_overflow_result_store): Use
10554 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
10555 expand_simple_binop.
10557 PR middle-end/66867
10558 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
10559 expand_ifn_atomic_compare_exchange): New functions.
10560 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
10561 * tree.h (build_call_expr_internal_loc): Rename to ...
10562 (build_call_expr_internal_loc_array): ... this. Fix up type of
10564 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
10565 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
10566 ATOMIC_COMPARE_EXCHANGE result.
10567 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
10568 * gimple-fold.h (optimize_atomic_compare_exchange_p,
10569 fold_builtin_atomic_compare_exchange): New prototypes.
10570 * gimple-fold.c (optimize_atomic_compare_exchange_p,
10571 fold_builtin_atomic_compare_exchange): New functions..
10572 * tree-ssa.c (execute_update_addresses_taken): If
10573 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
10574 of call when finding addressable vars, and if such var becomes
10575 non-addressable, call fold_builtin_atomic_compare_exchange.
10577 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
10580 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
10581 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
10583 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
10585 * config/rs6000/rs6000.md ('type' attribute): Add
10586 veclogical,veccmpfx,vecexts,vecmove insn types.
10587 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
10588 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
10589 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
10590 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
10591 *nabs<mode>2_hw): Change type to vecmove.
10592 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
10593 *boolcc<mode>3_internal, *eqv<mode>3_internal,
10594 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
10595 *ieee_128bit_vsx_abs<mode>2_internal,
10596 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
10597 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
10598 *ieee128_mtvsrd_32bit): Change type to veclogical.
10599 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
10600 *movdi_internal32, *movdi_internal64): Update insn types.
10601 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
10602 vsx_extract_<mode>): Change type to veclogical.
10603 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
10604 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
10605 *vsx_sign_extend_si_v2di): Change type to vecexts.
10606 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
10607 type to veclogical.
10608 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
10609 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
10610 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
10611 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
10612 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
10613 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
10614 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
10615 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
10616 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
10617 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
10618 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
10619 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
10620 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
10621 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
10622 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
10623 (ppc7450-vecsimple): Add veclogical, vecmove.
10624 (ppc7450-veccmp): Add veccmpfx.
10625 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
10627 (ppc8540_vector_compare): Add veccmpfx.
10628 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
10629 * config/rs6000/cell.md (cell-fp): Add fpsimple.
10630 (cell-vecsimple): Add veclogical, vecmove.
10631 (cell-veccmp): Add veccmpfx.
10632 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
10633 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
10635 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
10636 * config/rs6000/power4.md (power4-fp): Add fpsimple.
10637 (power4-vecsimple): Add veclogical, vecmove.
10638 (power4-veccmp): Add veccmpfx.
10639 * config/rs6000/power5.md (power5-fp): Add fpsimple.
10640 * config/rs6000/power6.md (power6-fp): Add fpsimple.
10641 (power6-vecsimple): Add veclogical, vecmove.
10642 (power6-veccmp): Add veccmpfx.
10643 * config/rs6000/power7.md (power7-fp): Add fpsimple.
10644 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
10645 * config/rs6000/power8.md (power8-fp): Add fpsimple.
10646 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
10647 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
10648 * config/rs6000/titan.md (titan_fp): Add fpsimple.
10649 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
10651 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
10653 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
10656 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
10657 OPTION_MASK_P9_DFORM_VECTOR.
10658 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
10659 disable -mpower9-dform-vector when using reload.
10660 (quad_address_p): Remove 'gpr_p' argument and all associated code.
10661 New 'strict' argument. Update all callers. Add strict addressing
10663 (rs6000_legitimate_offset_address_p): Remove call to
10664 virtual_stack_registers_memory_p.
10665 (rs6000_legitimize_reload_address): Add quad address support.
10666 (rs6000_legitimate_address_p): Move call to quad_address_p above
10667 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
10668 to account for new strict usage.
10669 (rs6000_output_move_128bit): Adjust quad_address_p args to account
10670 for new strict usage.
10671 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
10673 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
10680 * config/i386/i386.c (ix86_spill_class): Disable condition to
10681 always return NO_REGS.
10683 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
10685 * predict.c: Include gimple-pretty-print.h
10686 (predicted_by_loop_heuristics_p): Check also
10687 PRED_LOOP_EXIT_WITH_RECURSION
10688 (predict_loops): Find self recursive calls and use special purpose
10689 predictors for them; dump log about decisions.
10690 (pass_profile::execute): Dump info about #of iterations.
10691 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
10692 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
10694 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
10696 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
10697 output_asm_insn calls and shorten long lines. Output .CALL
10698 argument descriptor using pa_output_arg_descriptor. Add various
10699 inline $$dyncall and other optimizations.
10700 (pa_attr_length_indirect_call): Adjust ordering and lengths.
10702 2016-06-25 Jakub Jelinek <jakub@redhat.com>
10704 PR tree-optimization/71643
10705 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
10708 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
10709 leak a bitmap if dep_bb is NULL.
10711 PR tree-optimization/71631
10712 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
10713 to rewrite_expr_tree even if negate_result, move new_lhs var
10714 declaration and initialization earlier, for powi_result set afterwards
10715 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
10716 if new_lhs != lhs, and don't shadow gsi var.
10718 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
10720 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
10721 Add in_loop parameter.
10722 (predict_loops): Add loop guard heuristics.
10723 * predict.def (PRED_LOOP_GUARD): New heuristics.
10725 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
10727 * predict.c: Include ipa-utils.h
10728 (tree_bb_level_prediction): Predict recursive calls.
10729 (tree_estimate_probability_bb): Skip inexpensive calls for call
10731 * predict.def (PRED_RECURSIVE_CALL): New.
10733 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10735 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
10736 (BU_FLOAT128_1): Likewise.
10738 (COPYSIGNQ): Likewise.
10739 (RS6000_BUILTIN_NANQ): Likewise.
10740 (RS6000_BUILTIN_NANSQ): Likewise.
10741 (RS6000_BUILTIN_INFQ): Likewise.
10742 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
10743 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
10744 (TARGET_FOLD_BUILTIN): New #define.
10745 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
10746 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
10747 (rs6000_fold_builtin): New target hook implementation, handling
10748 folding of 128-bit NaNs and infinities.
10749 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
10750 entries are filled in to avoid problems during bootstrap
10751 self-test; define builtins for 128-bit NaNs and infinities.
10752 (rs6000_opt_mask): Add entry for float128.
10753 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
10754 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
10755 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
10756 (const_str_type_node): New #define.
10757 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
10758 to a define_expand that dispatches to either copysign<mode>3_soft
10759 or copysign<mode>3_hard.
10760 (copysign<mode>3_hard): Rename from copysign<mode>3.
10761 (copysign<mode>3_soft): New define_insn.
10762 * doc/extend.texi: Document new builtins.
10764 2016-06-24 Jakub Jelinek <jakub@redhat.com>
10766 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
10767 PRIu64 instead of lu.
10769 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
10772 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
10773 copy the type name.
10775 2016-06-24 Jakub Jelinek <jakub@redhat.com>
10777 PR tree-optimization/71647
10778 * omp-low.c (lower_rec_input_clauses): Convert
10779 omp_clause_aligned_alignment (c) to size_type_node for the
10780 last argument of __builtin_assume_aligned.
10782 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
10784 * configure.ac (calling ___tls_get_addr via GOT): New
10785 assembler/linker check.
10786 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
10787 assembler and linker supports calling ___tls_get_addr via GOT.
10788 Otherise, defined to 0.
10789 * config.in: Regenerated.
10790 * configure: Likewise.
10791 * config/i386/constraints.md (Yb): New constraint.
10792 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
10793 (REG_CLASS_NAMES): Likewise.
10794 (REG_CLASS_CONTENTS): Likewise.
10795 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
10796 the b constraint with the Yb constraint. Call ___tls_get_addr
10797 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
10799 (*tls_local_dynamic_base_32_gnu): Likewise.
10800 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
10801 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
10802 (*tls_local_dynamic_base_64_<mode>): Likewise.
10804 2016-06-24 Martin Liska <mliska@suse.cz>
10806 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
10807 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
10809 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
10810 argument to true if the expected number of iterations is
10813 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
10815 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
10816 assemble for 32bit target.
10817 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
10818 and $ld_ix86_gld_32_opt to link for 32bit target.
10819 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
10820 * configure: Regenerate.
10822 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10824 * config/arm/arm.c (int_log2): Delete definition and prototype.
10825 (shift_op): Use exact_log2 instead of int_log2.
10826 (vfp3_const_double_for_fract_bits): Likewise.
10828 2016-06-24 Jakub Jelinek <jakub@redhat.com>
10830 * internal-fn.c (expand_arith_set_overflow): New function.
10831 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
10833 (expand_arith_overflow_result_store): Likewise. Handle precision
10834 smaller than mode precision.
10835 * tree-vrp.c (extract_range_basic): For imag part, handle
10836 properly signed 1-bit precision result.
10837 * doc/extend.texi (__builtin_add_overflow): Document that last
10838 argument can't be pointer to enumerated or boolean type.
10839 (__builtin_add_overflow_p): Document that last argument can't
10840 have enumerated or boolean type.
10842 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
10843 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10845 * config/rs6000/predicates.md (splat_input_operand): Rework.
10846 Don't allow constants, since the insns that use this predicate
10847 don't support constants. Constants are handled by other insns
10848 that are created via combine. During and after register
10849 allocation, only allow indexed or indirect addresses, and not
10850 general addresses. Only allow modes supported by the hardware.
10851 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
10852 comment. Move check for using VSPLTIS<x> to a common location,
10853 instead of doing it in two different places.
10855 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
10857 * config/i386/driver-i386.c (host_detect_local_cpu): Set
10858 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
10859 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
10860 signature_CENTAUR_ebx.
10862 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
10866 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
10867 (as_ix86_gas_32_opt): This.
10868 (ld_ix86_tls_ldm_opt): Renamed to ...
10869 (ld_ix86_gld_32_opt): This.
10870 (R_386_TLS_LDM reloc): Updated.
10871 (R_386_GOT32X reloc): New assembler/linker check.
10872 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
10873 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
10875 * config.in: Regenerated.
10876 * configure: Likewise.
10877 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
10878 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
10879 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
10880 if ix86_force_load_from_GOT_p returns true.
10881 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
10882 ix86_force_load_from_GOT_p returns true.
10883 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
10884 the external function address via the GOT slot.
10885 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
10886 HAVE_AS_IX86_GOT32X before returning false.
10887 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
10888 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
10890 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
10892 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
10894 2016-06-23 Andi Kleen <ak@linux.intel.com>
10896 * Makefile.in: Regenerate.
10897 * doc/install.texi: Document autoprofiledbootstrap.
10899 2016-06-23 Andi Kleen <ak@linux.intel.com>
10901 * config/i386/gcc-auto-profile: New file.
10903 2016-06-23 Martin Liska <mliska@suse.cz>
10905 PR middle-end/71619
10906 * predict.c (predict_loops): Revert the hunk that was removed
10909 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
10911 * config.gcc: Add support for arm*-*-phoenix* targets.
10912 * config/arm/t-phoenix: New.
10913 * config/phoenix.h: New.
10915 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
10916 H.J. Lu <hongjiu.lu@intel.com>
10919 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
10920 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
10921 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
10922 ix86_force_load_from_GOT_p returns true.
10923 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
10924 ix86_force_load_from_GOT_p returns true.
10925 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
10926 ix86_force_load_from_GOT_p returns true.
10927 (ix86_expand_move): Load the external function address via the
10928 GOT slot if ix86_force_load_from_GOT_p returns true.
10929 * config/i386/predicates.md (x86_64_immediate_operand): Return
10930 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
10931 (x86_64_zext_immediate_operand): Ditto.
10933 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
10935 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
10937 2016-06-22 David Malcolm <dmalcolm@redhat.com>
10940 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
10941 * diagnostic.c (pedwarn_at_rich_loc): New function.
10942 * spellcheck.h (best_match::best_match): Add a
10943 "best_distance_so_far" optional parameter.
10944 (best_match::set_best_so_far): New method.
10945 (best_match::get_best_distance): New accessor.
10946 (best_match::get_best_candidate_length): New accessor.
10948 2016-06-22 Nick Clifton <nickc@redhat.com>
10950 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
10951 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
10952 modes are accepted as well.
10953 (ucompare_loc_descriptor): Likewise.
10954 (minmax_loc_descriptor): Likewise.
10955 (clz_loc_descriptor): Likewise.
10956 (popcount_loc_descriptor): Likewise.
10957 (bswap_loc_descriptor): Likewise.
10958 (rotate_loc_descriptor): Likewise.
10959 (mem_loc_descriptor): Likewise.
10960 (loc_descriptor): Likewise.
10962 2016-06-22 David Malcolm <dmalcolm@redhat.com>
10964 * common.opt (fdiagnostics-parseable-fixits): New option.
10965 * diagnostic.c: Include "selftest.h".
10966 (print_escaped_string): New function.
10967 (print_parseable_fixits): New function.
10968 (diagnostic_report_diagnostic): Call print_parseable_fixits.
10969 (selftest::assert_print_escaped_string): New function.
10970 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
10971 (selftest::test_print_escaped_string): New function.
10972 (selftest::test_print_parseable_fixits_none): New function.
10973 (selftest::test_print_parseable_fixits_insert): New function.
10974 (selftest::test_print_parseable_fixits_remove): New function.
10975 (selftest::test_print_parseable_fixits_replace): New function.
10976 (selftest::diagnostic_c_tests): New function.
10977 * diagnostic.h (struct diagnostic_context): Add field
10978 "parseable_fixits_p".
10979 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
10980 -fdiagnostics-parseable-fixits.
10981 (-fdiagnostics-parseable-fixits): New option.
10982 * opts.c (common_handle_option): Handle
10983 -fdiagnostics-parseable-fixits.
10984 * selftest-run-tests.c (selftest::run_tests): Call
10985 selftest::diagnostic_c_tests.
10986 * selftest.h (selftest::diagnostic_c_tests): New prototype.
10988 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
10990 PR tree-optimization/71488
10991 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
10992 comparison of boolean vectors.
10993 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
10994 of boolean vectors using bitwise operations.
10996 2016-06-22 Andreas Schwab <schwab@suse.de>
10998 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
10999 Remove declaration.
11001 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
11003 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
11005 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
11007 * config/i386/i386.c (print_reg): Emit an error message on attempt to
11010 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11012 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
11013 * config/arm/arm-cores.def (cortex-a73): New entry.
11014 (cortex-a73.cortex-a35): Likewise.
11015 (cortex-a73.cortex-a53): Likewise.
11016 * config/arm/arm-tables.opt: Regenerate.
11017 * config/arm/arm-tune.md: Likewise.
11018 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
11019 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
11020 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
11021 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
11022 * doc/invoke.texi (ARM Options): Document cortex-a73,
11023 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
11025 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11027 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
11028 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
11029 (cortex-a73.cortex-a35): Likewise.
11030 (cortex-a73.cortex-a53): Likewise.
11031 * config/aarch64/aarch64-tune.md: Regenerate.
11032 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
11033 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
11036 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11038 * configure.ac (gcc_cv_as_compress_debug): Remove
11039 --compress-debug-sections as extra as switch.
11040 Handle gas --compress-debug-sections=type.
11041 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
11042 Handle gld --compress-debug-sections=type.
11043 * configure: Regenerate.
11045 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
11047 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
11049 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
11051 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
11052 (do_rewrite): likewise.
11054 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11056 * common/config/mep/mep-common.c: Remove.
11057 * config.gcc: Remove mep-* support.
11058 * config/mep/constraints.md: Remove.
11059 * config/mep/default.h: Remove.
11060 * config/mep/intrinsics.h: Remove.
11061 * config/mep/intrinsics.md: Remove.
11062 * config/mep/ivc2-template.h: Remove.
11063 * config/mep/mep-c5.cpu: Remove.
11064 * config/mep/mep-core.cpu: Remove.
11065 * config/mep/mep-default.cpu: Remove.
11066 * config/mep/mep-ext-cop.cpu: Remove.
11067 * config/mep/mep-intrin.h: Remove.
11068 * config/mep/mep-ivc2.cpu: Remove.
11069 * config/mep/mep-pragma.c: Remove.
11070 * config/mep/mep-protos.h: Remove.
11071 * config/mep/mep.c: Remove.
11072 * config/mep/mep.cpu: Remove.
11073 * config/mep/mep.h: Remove.
11074 * config/mep/mep.md: Remove.
11075 * config/mep/mep.opt: Remove.
11076 * config/mep/predicates.md: Remove.
11077 * config/mep/t-mep: Remove.
11078 * doc/install.texi: Remove mep-* documentation.
11079 * doc/md.texi: Likewise.
11081 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11083 * config.gcc: Remove support for avr-rtems.
11084 * config/avr/gen-avr-mmcu-specs.c: Likewise.
11085 * config/avr/rtems.h: Remove.
11086 * config/avr/t-rtems: Remove.
11088 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11090 * config.gcc: Remove m32r-rtems support.
11091 * config/m32r/rtems.h: Remove.
11093 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11095 * config.gcc: Remove h8300-rtems support.
11096 * config/h8300/rtems.h: Remove.
11097 * config/h8300/t-rtems: Remove.
11099 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11101 * config.gcc: Remove support for knetbsd.
11102 * configure.ac: Likewise.
11103 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
11104 * config/knetbsd-gnu.h: Remove.
11105 * configure: Regenerate.
11107 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11109 * config.gcc: Remove support for openbsd 2 and 3.
11110 * config/openbsd-oldgas.h: Remove.
11112 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11114 * config.gcc: Remove interix support.
11115 * config/i386/i386-interix.h: Remove.
11116 * config/i386/interix.opt: Remove.
11117 * config/i386/t-interix: Remove.
11118 * configure: Regenerate.
11119 * configure.ac: Remove interix support.
11120 * doc/install.texi: Remove interix documentation.
11122 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
11124 * config/rs6000/rs6000.h: Add conditional preprocessing directives
11125 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
11128 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
11130 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
11131 they are both PLACEHOLDER_EXPRs.
11133 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
11135 * stor-layout.c (layout_type): Move setting complex MODE to
11136 layout_type, instead of setting it ahead of time by the caller.
11137 * tree.c (build_complex_type): Likewise.
11139 2016-06-21 Martin Liska <mliska@suse.cz>
11141 * predict.c (force_edge_cold): Replace imposisble with
11144 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
11146 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
11147 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
11149 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
11151 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
11153 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
11154 Ilya Enkovich <ilya.enkovich@intel.com>
11157 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
11158 New member function to convert V1TImode register to SUBREG
11159 TImode in debug insn.
11160 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
11161 after changing register mode to V1TImode.
11163 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
11165 * config/aarch64/aarch64-cores.def (vulcan): New core.
11166 * config/aarch64/aarch64-tune.md: Regenerate.
11167 * doc/invoke.texi: Document vulcan as an available option.
11169 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
11171 * cse.c (canon_asm_operands): New function extracted from...
11172 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
11173 either standalone or member of a PARALLEL.
11175 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
11178 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
11179 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
11180 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
11182 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
11185 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
11186 constant addresses if can_create_pseudo_p.
11188 2016-06-21 Jakub Jelinek <jakub@redhat.com>
11190 PR tree-optimization/71588
11191 * tree-ssa-strlen.c (valid_builtin_call): New function.
11192 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
11195 2016-06-20 Jakub Jelinek <jakub@redhat.com>
11197 PR middle-end/71581
11198 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
11199 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
11200 for conversion of scalar user var to complex type and use the
11201 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
11204 PR rtl-optimization/71591
11205 * toplev.c (toplev::run_self_tests): If no_backend, complain and
11206 don't run any tests.
11208 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
11211 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
11212 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
11213 space for PIC with non-v32 and the common non-PIC "jump".
11215 2016-06-20 Jakub Jelinek <jakub@redhat.com>
11218 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
11219 returned values and add UN*/LTGT/*ORDERED cases with values matching
11220 D operand modifier on vcmp for AVX.
11222 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
11224 * config/aarch64/aarch64.opt
11225 (mpc-relative-literal-loads): Rename internal option name.
11226 * config/aarch64/aarch64.c
11227 (aarch64_nopcrelative_literal_loads): Rename to
11228 aarch64_pcrelative_literal_loads.
11229 (aarch64_expand_mov_immediate): Likewise.
11230 (aarch64_secondary_reload): Likewise.
11231 (aarch64_can_use_per_function_literal_pools_p): Likewise.
11232 (aarch64_override_options_after_change_1): Rename and simplify logic.
11233 (aarch64_classify_symbol): Merge large model checks into switch,
11234 remove pc-relative load check.
11236 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
11238 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
11239 costs relative to the cost of a register move.
11241 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
11243 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
11244 (vcvt_n_f64_u64): Likewise.
11245 (vcvt_n_s64_f64): Likewise.
11246 (vcvt_n_u64_f64): Likewise.
11247 (vcvt_f64_s64): Likewise.
11248 (vrecpe_f64): Likewise.
11249 (vcvt_f64_u64): Likewise.
11250 (vrecps_f64): Likewise.
11252 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
11254 * config/aarch64/aarch64.md
11255 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
11257 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
11259 * config/aarch64/aarch64-builtins.c
11260 (aarch64_types_binop_uss_qualifiers): Delete.
11261 (TYPES_BINOP_USS): Likewise.
11262 (aarch64_types_binop_sus_qualifiers): Likewise.
11263 (TYPES_BINOP_SUS): Likewise.
11264 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
11265 (TYPES_FCVTIMM_SUS): Likewise.
11266 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
11268 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
11269 (fcvtzs): Use SHIFTIMM rather than BINOP.
11270 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
11272 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
11274 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
11275 costs relative to the cost of a register move.
11277 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
11279 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
11280 Allow scalar/single vector modes to be tieable.
11282 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
11284 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
11286 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11288 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
11290 * tree.h (TYPE_ALIGN): Likewise.
11292 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
11295 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
11297 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
11299 * config/avr/avr.c (avr_print_operand): Fix "format not a string
11300 literal" build warnings.
11301 (avr_print_operand_address): Dito.
11303 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
11306 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
11307 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
11309 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
11311 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
11313 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
11316 * reload1.c (reload): Pass 0 to finish_spills when called because
11317 update_eliminables_and_spill returns true and remove did_spill.
11318 (finish_spills): Adjust comment and document GLOBAL parameter.
11320 2016-06-17 DJ Delorie <dj@redhat.com>
11323 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
11324 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
11325 (umulqihi3_virt): Likewise.
11326 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
11327 (umulqihi3_real): Likewise.
11329 2016-06-17 Martin Liska <mliska@suse.cz>
11331 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
11333 2016-06-17 Martin Liska <mliska@suse.cz>
11335 * predict.def: PRED_LOOP_EXIT from 92 to 85.
11337 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
11339 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
11341 (vaddq_f32): Likewise.
11342 (vmul_f32): Likewise.
11343 (vmulq_f32): Likewise.
11344 (vsub_f32): Likewise.
11345 (vsubq_f32): Likewise.
11347 2016-06-17 Bin Cheng <bin.cheng@arm.com>
11349 PR tree-optimization/71347
11350 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
11351 cost for all uses in group.
11353 2016-06-17 Bin Cheng <bin.cheng@arm.com>
11355 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
11356 insert gimple seq if it's not empty.
11358 2016-06-17 Bin Cheng <bin.cheng@arm.com>
11360 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
11362 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
11363 rather than OFFSET.
11364 (comp_dr_with_seg_len_pair): Ditto.
11365 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
11366 struct dr_with_seg_len_pair against DR_OFFSET.
11367 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
11368 DR_OFFSET directly.
11370 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
11372 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
11374 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
11376 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
11377 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
11378 (pa_output_millicode_call): Likewise.
11379 (pa_output_call): Likewise.
11380 (pa_output_indirect_call): Likewise.
11381 (pa_asm_output_mi_thunk): Likewise.
11383 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11385 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
11387 2016-06-16 Martin Liska <mliska@suse.cz>
11389 * predict.c (combine_predictions_for_insn): When we find a first
11390 match predictor, we should consider just predictors with
11391 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
11392 DS theory predictor.
11393 (combine_predictions_for_bb): Likewise.
11395 2016-06-16 Jakub Jelinek <jakub@redhat.com>
11397 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
11398 with base of reference to struct.
11400 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
11402 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
11404 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11407 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
11408 progmem_swtable_section.
11409 (progmem_swtable_section): Remove.
11410 (avr_asm_function_rodata_section): Remove.
11411 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
11412 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
11414 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
11416 * config/i386/driver-i386.c (host_detect_local_cpu): Set
11417 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
11418 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
11419 signature_CENTAUR_ebx.
11420 * config/i386/i386.c (ix86_option_override_internal): Add
11421 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
11422 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
11423 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
11425 2016-06-16 Martin Liska <mliska@suse.cz>
11427 * predict.def: Add fortran loop preheader predictor.
11428 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
11429 fold IFN_BUILTIN_EXPECT with a known constant argument.
11431 2016-06-16 Martin Liska <mliska@suse.cz>
11433 * predict.def: Add 'Fortran' to display text of all
11434 PRED_FORTRAN_* predictors.
11436 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
11439 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
11440 [IA64_BUILTIN_NANSQ]: Ditto.
11441 (ia64_fold_builtin): New function.
11442 (TARGET_FOLD_BUILTIN): New define.
11443 (ia64_init_builtins) Declare const_string_type node.
11444 Add __builtin_nanq and __builtin_nansq builtin functions.
11445 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
11447 2016-06-16 Nick Clifton <nickc@redhat.com>
11449 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
11450 MSP430_HWMULT_ prefix to enum values.
11451 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
11452 * config/msp430/msp430.c: Update use of enum values.
11453 * config/msp430/msp430.md: Likewise.
11454 * config/msp430/msp430.opt: Likewise.
11456 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
11458 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
11459 of comparsions in the last iteration.
11461 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
11462 Joern Rennecke <joern.rennecke@embecosm.com>
11464 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
11466 (arc_needs_pcl_p): Add GOTOFFPC.
11467 (arc_legitimate_pic_addr_p): Likewise.
11468 (arc_output_pic_addr_const): Likewise.
11469 (arc_legitimize_pic_address): Generate a pc-relative address using
11471 (arc_output_libcall): Use @pcl syntax.
11472 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
11473 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
11474 (*movsi_insn): Use @pcl syntax.
11475 (doloop_begin_i): Likewise.
11477 2016-06-16 Martin Liska <mliska@suse.cz>
11479 * predict.def: Define a new predictor.
11481 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
11483 * config/arc/arc.opt (mtp-regno): Update text.
11485 2016-06-16 Renlin Li <renlin.li@arm.com>
11487 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
11489 2016-06-16 Jakub Jelinek <jakub@redhat.com>
11492 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
11493 (setcc + and peephole2): Likewise.
11495 PR rtl-optimization/71532
11496 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
11499 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
11501 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
11502 DImode constants with XXSPLTIB in vector registers.
11503 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
11504 vsx_extract_<mode>_internal{1,2} into a single insn that handles
11505 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
11506 extraction of the element at the top of the register as a scalar
11508 (vsx_extract_<mode>_internal1): Likewise.
11509 (vsx_extract_<mode>_internal2): Likewise.
11510 * config/rs6000/constraints.md (wi constraint): Remove a comment
11511 about DImode not being allowed in Altivec registers.
11512 (wB constraint): New constraint for constants that can be
11513 generated in Altivec registers with VSPLTISW/VUPKHSW.
11514 * config/rs6000/predicates.md (xxspltib_constant_split): Update
11516 (xxspltib_constant_nosplit): Likewise.
11517 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
11518 support for -mupper-regs-di to enable DImode to go into Altivec
11520 (POWERPC_MASKS): Likewise.
11521 (power7 cpu): Likewise.
11522 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
11523 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
11524 for DImode being allowed in Altivec registers. Update wi/wj
11525 constraints. Set scalar_in_vmx_p flag.
11526 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
11527 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
11528 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
11529 (rs6000_opt_masks): Add -mupper-regs-di.
11530 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
11531 direct move to use wi and not wj.
11532 (lfiwzx): Likewise.
11533 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
11535 (floatunssi<mode>2_lfiwzx_mem): Likewise.
11536 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
11537 any VSX register, instead of just Altivec registers, to allow
11538 either operand to be an Altivec register or both.
11539 (fixuns_trunc<mode>di2_fctiduz): Likewise.
11540 (movdi_internal32): Add support for -mupper-regs-di. Add support
11541 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
11542 the alternatives and attributes to be lined up to be easier to
11544 (movdi_internal64): Likewise.
11545 (64-bit DImode splitters): Change predicates to only split loading
11546 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
11547 load constants in ISA 3.0 or ISA 2.07 respectively.
11548 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
11549 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
11550 mention -mcpu=power9 sets these options.
11551 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
11554 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
11557 * config/avr/avr.c (avr_set_current_function): Warn misspelled
11558 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
11559 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
11560 by default to warn misspelled interrupt/ signal handler.
11561 * doc/invoke.texi (AVR Options): Document it. Update description
11562 for -nodevicelib option.
11564 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11566 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
11567 up parentheses. Use GET_MODE_UNIT_BITSIZE.
11568 (aarch64_<sur>shll2_n<mode>): Likewise.
11570 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
11572 PR middle-end/71529
11573 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
11574 DECL_CONTEXT for copied arguments.
11576 2016-06-15 Alan Hayward <alan.hayward@arm.com>
11578 PR tree-optimization/71483
11579 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
11582 2016-06-15 Martin Liska <mliska@suse.cz>
11584 * predict.c (tree_predict_by_opcode): Call predict_edge_def
11585 instead of predict_edge w/o a probability.
11587 2016-06-15 Alan Hayward <alan.hayward@arm.com>
11589 PR tree-optimization/71439
11590 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
11593 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11595 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
11596 register subregs in SET_SRC.
11598 2016-06-15 Richard Biener <rguenther@suse.de>
11600 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
11601 store restrictions.
11603 2016-06-15 Richard Biener <rguenther@suse.de>
11605 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
11606 not consider dependences between accesses that belong to the
11608 (vect_analyze_data_ref_dependences): Do not analyze read-read
11609 or self-dependences.
11611 2016-06-14 David Malcolm <dmalcolm@redhat.com>
11613 * spellcheck-tree.c: Include spellcheck-tree.h rather than
11615 (find_closest_identifier): Reimplement in terms of
11616 best_match<tree,tree>.
11617 * spellcheck-tree.h: New file.
11618 * spellcheck.c (struct edit_distance_traits<const char *>): New
11620 (find_closest_string): Reimplement in terms of
11621 best_match<const char *, const char *>.
11622 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
11623 overload to spellcheck-tree.h.
11624 (find_closest_identifier): Likewise.
11625 (struct edit_distance_traits<T>): New template.
11626 (class best_match): New class.
11628 2016-06-14 David Malcolm <dmalcolm@redhat.com>
11630 * selftest-run-tests.c (selftest::run_tests): Call
11631 selftest::spellcheck_tree_c_tests.
11632 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
11633 * spellcheck-tree.c: Include selftest.h and stringpool.h.
11634 (selftest::test_find_closest_identifier): New function.
11635 (selftest::spellcheck_tree_c_tests): New function.
11636 * spellcheck.c (selftest::test_find_closest_string): Verify that
11637 the order of the vec does not affect the results for this case.
11638 (selftest::test_data): New array.
11639 (selftest::test_metric_conditions): New function.
11640 (selftest::spellcheck_c_tests): Add a test of case-comparison.
11641 Call selftest::test_metric_conditions.
11643 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11645 * config/rs6000/rs6000-builtin.def (commentary): Typo.
11646 (BU_P9_MISC_1): Likewise.
11647 (BU_P9_64BIT_MISC_0): Likewise.
11648 (BU_P9_MISC_0): Likewise.
11650 2016-06-14 David Malcolm <dmalcolm@redhat.com>
11652 * gcc-rich-location.c
11653 (gcc_rich_location::add_fixit_misspelled_id): New method.
11654 * gcc-rich-location.h
11655 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
11657 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
11659 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
11660 FreeBSD 11 and above.
11662 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
11664 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
11666 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11668 * expmed.h: Close parenthesis in "at your option" in copyright
11670 * lower-subreg.h: Likewise.
11672 2016-06-14 Richard Biener <rguenther@suse.de>
11674 PR middle-end/71526
11675 * genmatch.c (expr::gen_transform): Use in_type for comparisons
11678 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11680 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
11682 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
11683 mask+shift version.
11684 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
11686 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
11687 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
11689 2016-06-14 Richard Biener <rguenther@suse.de>
11691 PR tree-optimization/71522
11692 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
11693 copying into float copying.
11695 2016-06-14 Jakub Jelinek <jakub@redhat.com>
11697 PR tree-optimization/71520
11698 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
11699 (replace_block_by): Move user labels from bb1 to bb2.
11701 2016-06-14 Richard Biener <rguenther@suse.de>
11703 PR middle-end/71310
11705 * expr.h (get_bit_range): Declare.
11706 * expr.c (get_bit_range): Export.
11707 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
11708 word_mode again to constrain the bitfield access.
11710 2016-06-14 Richard Biener <rguenther@suse.de>
11712 PR tree-optimization/71521
11713 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
11714 division int_const_binop against zero divisor.
11716 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
11718 * config/i386/i386.md (signbittf2): New expander.
11719 * config/i386/sse.md (ptesttf2): New insn pattern.
11721 2016-06-13 David Malcolm <dmalcolm@redhat.com>
11724 * input.c (selftest::test_reading_source_line): Avoid reading from
11725 __FILE__ by creating a tempfile with known content and reading
11728 2016-06-13 David Malcolm <dmalcolm@redhat.com>
11730 * pretty-print.c (assert_pp_format_colored): Skip the test if
11732 (test_pp_format): Remove comment about GCC_COLORS.
11734 2016-06-13 David Malcolm <dmalcolm@redhat.com>
11736 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
11737 * pretty-print.c (assert_pp_format_va): Add location param and use
11738 it with ASSERT_STREQ_AT.
11739 (assert_pp_format): Add location param and pass it to
11740 assert_pp_format_va.
11741 (assert_pp_format_colored): Likewise.
11742 (ASSERT_PP_FORMAT_1): New.
11743 (ASSERT_PP_FORMAT_2): New.
11744 (ASSERT_PP_FORMAT_3): New.
11745 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
11746 explicitly, or implicitly via the above macros.
11747 * selftest.c (selftest::pass): Use a selftest::location rather
11748 than file and line.
11749 (selftest::fail): Likewise. Print the function name.
11750 (selftest::fail_formatted): Likewise.
11751 (selftest::assert_streq): Use a selftest::location rather than
11753 * selftest.h (selftest::location): New struct.
11754 (SELFTEST_LOCATION): New macro.
11755 (selftest::pass): Accept a const location & rather than file
11757 (selftest::fail): Likewise.
11758 (selftest::fail_formatted): Likewise.
11759 (selftest::assert_streq): Likewise.
11760 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
11761 (ASSERT_FALSE): Likewise.
11762 (ASSERT_EQ): Likewise.
11763 (ASSERT_NE): Likewise.
11764 (ASSERT_STREQ): Likewise.
11765 (ASSERT_PRED1): Likewise.
11766 (ASSERT_STREQ_AT): New macro.
11768 2016-06-13 David Malcolm <dmalcolm@redhat.com>
11770 * selftest.c (selftest::fail_formatted): New function.
11771 (selftest::assert_streq): New function.
11772 * selftest.h (selftests::fail_formatted): New decl.
11773 (selftest::assert_streq): New decl.
11774 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
11776 2016-06-13 Jeff Law <law@redhat.com>
11778 PR tree-optimization/71403
11779 * tree-ssa-threadbackward.c
11780 (convert_and_register_jump_thread_path): No longer accept reference
11781 to path. Do not pop items off the path anymore.
11782 (fsm_find_control_statement_thread_paths): Do not allow threading
11783 to a deeper loop nest. Pop the last item off the path here rather
11784 than in convert_and_register_jump_thread_path.
11786 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
11787 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
11789 [AArch64] Emit division using the Newton series
11791 * config/aarch64/aarch64-protos.h
11792 (cpu_approx_modes): Add new member "division".
11793 (aarch64_emit_approx_div): Declare new function.
11794 * config/aarch64/aarch64.c
11795 (generic_approx_modes): New member "division".
11796 (exynosm1_approx_modes): Likewise.
11797 (xgene1_approx_modes): Likewise.
11798 (aarch64_emit_approx_div): Define new function.
11799 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
11800 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
11801 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
11802 * doc/invoke.texi (-mlow-precision-div): Describe new option.
11804 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
11805 Wilco Dijkstra <wilco.dijkstra@arm.com>
11807 [AArch64] Emit square root using the Newton series
11809 * config/aarch64/aarch64-protos.h
11810 (aarch64_emit_approx_rsqrt): Replace with new function
11811 "aarch64_emit_approx_sqrt".
11812 (cpu_approx_modes): New member "sqrt".
11813 * config/aarch64/aarch64.c
11814 (generic_approx_modes): New member "sqrt".
11815 (exynosm1_approx_modes): Likewise.
11816 (xgene1_approx_modes): Likewise.
11817 (aarch64_emit_approx_rsqrt): Replace with new function
11818 "aarch64_emit_approx_sqrt".
11819 (aarch64_override_options_after_change_1): Handle new option.
11820 * config/aarch64/aarch64-simd.md
11821 (rsqrt<mode>2): Use new function instead.
11822 (sqrt<mode>2): New expansion and insn definitions.
11823 * config/aarch64/aarch64.md: Likewise.
11824 * config/aarch64/aarch64.opt
11825 (mlow-precision-sqrt): Add new option description.
11826 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
11828 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
11830 [AArch64] Add more choices for the reciprocal square root approximation
11832 Allow a target to prefer such operation depending on the operation mode.
11834 * config/aarch64/aarch64-protos.h
11835 (AARCH64_APPROX_MODE): New macro.
11836 (AARCH64_APPROX_{NONE,ALL}): Likewise.
11837 (cpu_approx_modes): New structure.
11838 (tune_params): New member "approx_modes".
11839 * config/aarch64/aarch64-tuning-flags.def
11840 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
11841 * config/aarch64/aarch64.c
11842 (generic_approx_modes): New core "cpu_approx_modes" structure.
11843 (exynosm1_approx_modes): Likewise.
11844 (xgene1_approx_modes): Likewise.
11845 (generic_tunings): New member "approx_modes".
11846 (cortexa35_tunings): Likewise.
11847 (cortexa53_tunings): Likewise.
11848 (cortexa57_tunings): Likewise.
11849 (cortexa72_tunings): Likewise.
11850 (exynosm1_tunings): Likewise.
11851 (thunderx_tunings): Likewise.
11852 (xgene1_tunings): Likewise.
11853 (use_rsqrt_p): New argument for the mode and use new member from
11855 (aarch64_builtin_reciprocal): Devise mode from builtin.
11856 (aarch64_optab_supported_p): New argument for the mode.
11857 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
11859 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
11861 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
11862 RS6000_BTM_MODULO flag into the set of flags that are considered
11863 to be part of the common configuration.
11865 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
11867 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
11868 difference unsigned.
11869 (vec_absdb): New macro for vector absolute difference unsigned
11871 (vec_absdh): New macro for vector absolute difference unsigned
11873 (vec_absdw): New macro for vector absolute difference unsigned word.
11874 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
11875 (vadu<mode>3): New insn.
11876 (*p9_vadu<mode>3): New insn.
11877 * config/rs6000/rs6000-builtin.def (vadub): New built-in
11879 (vaduh): New built-in definition.
11880 (vaduw): New built-in definition.
11881 (vadu): New overloaded built-in definition.
11882 (vadub): New overloaded built-in definition.
11883 (vaduh): New overloaded built-in definition.
11884 (vaduw): New overloaded built-in definition.
11885 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11886 overloaded vector absolute difference unsigned functions.
11887 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
11888 the ISA 3.0 vector absolute difference unsigned built-in functions.
11890 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
11892 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
11893 update shared_lookup_references only once after changing operands.
11895 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
11897 PR middle-end/71373
11898 * tree-nested.c (convert_nonlocal_omp_clauses)
11899 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
11901 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
11902 * tree.def (CASE_LABEL_EXPR): Likewise.
11904 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
11907 * input.c (test_builtins): Fix an assertion.
11909 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
11911 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
11912 (paritysi2): Ditto.
11914 (isinf<mode>2): Ditto.
11916 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
11918 * ggc-tests.c (test_finalization): Only test need_finalization_p
11919 for GCC_VERSION >= 4003.
11921 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11923 * config/s390/vecintrin.h: Fix file description in comment.
11925 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11927 * config/s390/s390-builtin-types.def: Change builtin type naming
11928 scheme to match builtin-types.def.
11930 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
11932 * fold-const.c (optimize_minmax_comparison): Remove.
11933 (fold_comparison): Remove call to the above.
11934 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
11935 New transformations.
11937 2016-06-13 Alan Hayward <alan.hayward@arm.com>
11939 PR tree-optimization/71416
11940 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
11943 2016-06-13 Martin Liska <mliska@suse.cz>
11945 * predict.c (enum predictor_reason): Prefix enum with REASON_.
11946 (combine_predictions_for_insn): Likewise.
11947 (prune_predictions_for_bb): Likewise.
11948 (combine_predictions_for_bb): Likewise.
11950 2016-06-13 Richard Biener <rguenther@suse.de>
11952 PR tree-optimization/71505
11953 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
11954 assert match comment.
11956 2016-06-13 Marek Polacek <polacek@redhat.com>
11958 PR middle-end/71476
11959 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
11960 gimplify_switch_expr.
11961 (warn_switch_unreachable_r): New function.
11963 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11966 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
11969 2016-06-13 Richard Biener <rguenther@suse.de>
11971 PR middle-end/64516
11972 * fold-const.c (fold_unary_loc): Preserve alignment when
11973 folding a VIEW_CONVERT_EXPR into a MEM_REF.
11975 2016-06-13 Martin Liska <mliska@suse.cz>
11978 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
11979 w/ -fsanitize=bounds.
11981 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
11983 * config/i386/i386.c (ix86_init_builtins): Calculate
11984 FLOAT128_FTYPE_CONST_STRING function type only once.
11985 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
11986 built-in functions are available for x86-32 and x86-64 targets.
11988 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
11991 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
11992 New primitive type.
11993 (FLOAT128_FTYPE_CONST_STRING): New function type.
11994 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
11995 [IX86_BUILTIN_NANSQ]: Ditto.
11996 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
11997 (ix86_init_builtin_types): Declare const_string_type_node.
11998 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
12000 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
12001 * doc/extend.texi (x86 Built-in Functions): Document
12002 __builtin_nanq and __builtin_nansq.
12004 2016-06-11 Jiong Wang <jiong.wang@arm.com>
12007 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
12008 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
12009 length for pop patterns.
12010 (arm_attr_length_push_multi): Update comments.
12011 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
12013 (*pop_multiple_with_writeback_and_return): Likewise.
12014 (*pop_multiple_with_return): Likewise.
12016 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
12018 PR middle-end/71310
12019 * fold-const.c (optimize_bit_field_compare): Don't try to use
12020 word_mode unconditionally for reading the bit field, look at
12021 DECL_BIT_FIELD_REPRESENTATIVE instead.
12023 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
12025 PR middle-end/71478
12026 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
12027 vector integer type.
12029 2016-06-10 Jakub Jelinek <jakub@redhat.com>
12031 PR middle-end/71494
12032 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
12033 without LABEL_DECL, set *handled_ops_p to false instead of true.
12035 2016-06-10 Martin Sebor <msebor@redhat.com>
12038 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
12039 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
12040 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
12042 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
12043 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
12044 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
12045 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
12046 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
12047 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
12048 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
12049 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
12051 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
12053 * config/arm/arm.h (pool_vector_label,
12054 return_used_this_function): Remove.
12056 2016-06-10 Jeff Law <law@redhat.com>
12058 PR tree-optimization/71335
12059 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
12060 zero length paths here.
12061 (convert_and_register_jump_thread_path): Remove hacks related to
12062 duplicated blocks in the jump thread path.
12063 (fsm_find_control_statement_thread_paths): Avoid putting the same
12064 block on the thread path twice, but ensure the thread path is
12065 unchanged from the caller's point of view.
12067 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
12069 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
12070 * predict.def (PRED_LOOP_BRANCH): Remove.
12072 2016-06-10 David Malcolm <dmalcolm@redhat.com>
12074 * Makefile.in (OBJS): Add ggc-tests.o.
12075 (GTFILES): Add ggc-tests.c.
12076 * ggc-tests.c: New file.
12077 * selftest-run-tests.c (selftest::run_tests): Call
12078 selftest::ggc_tests_c_tests.
12079 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
12081 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
12083 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
12085 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
12088 * varasm.c (place_block_symbol): Adjust alignment for asan protected
12089 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
12091 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
12093 * profile.c: Include cfgloop.h.
12094 (branch_prob): Compute estimated number of iterations.
12095 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
12096 recompute estimate number of iterations from profile.
12098 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
12100 PR inline-asm/68843
12101 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
12102 must be grouped on top of stack. Don't force early clobber
12103 on ordinary reg outputs.
12105 2016-06-10 Richard Biener <rguenther@suse.de>
12107 * targhooks.c (default_builtin_vectorization_cost): Adjust
12108 vec_construct cost.
12110 2016-06-10 Richard Biener <rguenther@suse.de>
12112 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
12113 to fold the RHS to a constant if possible.
12115 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
12117 PR middle-end/71373
12118 * tree-nested.c (convert_nonlocal_omp_clauses)
12119 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
12120 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
12121 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
12123 * gimplify.c (gimplify_adjust_omp_clauses): Discard
12125 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
12127 * omp-low.c (scan_sharing_clauses): Don't expect
12128 OMP_CLAUSE__CACHE_.
12130 2016-06-10 Alan Hayward <alan.hayward@arm.com>
12132 PR tree-optimization/71407
12133 PR tree-optimization/71416
12134 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
12135 BIT_FIELD_REF type.
12137 2016-06-10 Richard Biener <rguenther@suse.de>
12139 PR middle-end/71477
12140 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
12142 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
12144 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
12146 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
12147 Jiong Wang <jiong.wang@arm.com>
12149 PR rtl-optimization/70751
12150 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
12151 spilled into memory.
12153 2016-06-09 Jonathan Yong <10walls@gmail.com>
12156 2015-09-21 Jonathan Yong <10walls@gmail.com>
12158 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
12159 sysroot/usr/lib/32api for additional win32 libraries,
12160 fixes failing Cygwin bootstrapping.
12162 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
12164 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
12167 2016-06-09 David Malcolm <dmalcolm@redhat.com>
12170 * pretty-print.c (pp_indent): Specify that %p is printed in a
12171 host-dependent manner.
12172 (test_pp_format): Remove the test for %p.
12174 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
12176 * config/mips/mips.c (mips_output_jump): Fix formatting.
12178 2016-06-09 Richard Biener <rguenther@suse.de>
12180 PR tree-optimization/71462
12181 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
12184 2016-06-09 Martin Liska <mliska@suse.cz>
12186 * predict.c (dump_prediction): Add new argument.
12187 (enum predictor_reason): New enum.
12188 (struct predictor_hash): New struct.
12189 (predictor_hash::hash): New function.
12190 (predictor_hash::equal): Likewise.
12191 (not_removed_prediction_p): New function.
12192 (prune_predictions_for_bb): Likewise.
12193 (combine_predictions_for_bb): Prune predictions.
12195 2016-06-09 Martin Liska <mliska@suse.cz>
12197 * predict.c (filter_predictions): New function.
12198 (remove_predictions_associated_with_edge): Use the filter
12200 (equal_edge_p): New function.
12202 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
12204 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
12205 Correct usage of @samp vs @option, add @samp where appropriate.
12206 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
12207 Add armv6s-m and document it, as it is no official ARM name.
12209 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12211 * ifcvt.c (struct noce_if_info): Add transform_name field.
12212 (noce_try_move): Set if_info->transform_name to the function name.
12213 (noce_try_ifelse_collapse): Likewise.
12214 (noce_try_store_flag): Likewise.
12215 (noce_try_inverse_constants): Likewise.
12216 (noce_try_store_flag_constants): Likewise.
12217 (noce_try_addcc): Likewise.
12218 (noce_try_store_flag_mask): Likewise.
12219 (noce_try_cmove): Likewise.
12220 (noce_try_cmove_arith): Likewise.
12221 (noce_try_minmax): Likewise.
12222 (noce_try_abs): Likewise.
12223 (noce_try_sign_mask): Likewise.
12224 (noce_try_bitop): Likewise.
12225 (noce_convert_multiple_sets): Likewise.
12226 (noce_process_if_block): Print if_info->transform_name to
12227 dump_file if transformation succeeded.
12229 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12231 * config/arm/cortex-a57.md (cortex_a57_alu):
12234 2016-06-08 Martin Sebor <msebor@redhat.com>
12235 Jakub Jelinek <jakub@redhat.com>
12239 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
12240 BUILT_IN_MUL_OVERFLOW_P): New builtins.
12241 * builtins.c: Include gimple-fold.h.
12242 (fold_builtin_arith_overflow): Handle
12243 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
12244 (fold_builtin_3): Likewise.
12245 * doc/extend.texi (Integer Overflow Builtins): Document
12246 __builtin_{add,sub,mul}_overflow_p.
12248 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
12250 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
12251 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
12253 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
12255 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
12256 Rewrite, looking one level down for records and arrays.
12258 2016-06-08 David Malcolm <dmalcolm@redhat.com>
12260 * pretty-print.c: Include "selftest.h".
12261 (pp_format): Fix comment.
12262 (identifier_to_locale): Likewise.
12263 (selftest::test_basic_printing): New function.
12264 (selftest::assert_pp_format): New function.
12265 (selftest::test_pp_format): New function.
12266 (selftest::pretty_print_c_tests): New function.
12267 * selftest-run-tests.c (selftest::run_tests): Call
12268 selftest::pretty_print_c_tests.
12269 * selftest.h (pretty_print_c_tests): New declaration.
12271 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
12273 * invoke.texi (max-loop-headers-insns): Document.
12274 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
12275 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
12276 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
12278 2016-06-08 Richard Biener <rguenther@suse.de>
12280 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
12281 on strided SLP loads and fall back to scalar loads in case
12282 we can't chunk them.
12284 2016-06-08 Richard Biener <rguenther@suse.de>
12286 PR tree-optimization/71452
12287 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
12288 type used for the SSA rewrite has enough precision to cover
12289 the dynamic type of the location.
12291 2016-06-08 Jakub Jelinek <jakub@redhat.com>
12292 Richard Biener <rguenther@suse.de>
12295 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
12296 the same as DECL_P (base0) for indirect_base0. Use equality_code
12297 in one further place.
12299 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
12301 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
12302 to one word if the field is known to overlap other words.
12303 (extract_bit_field_1): Likewise.
12304 (store_split_bit_field): Remove compensating code.
12305 (extract_split_bit_field): Likewise.
12307 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
12311 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
12313 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12315 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
12317 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
12318 (arch64_addpv4sf): Delete.
12319 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
12320 "gen_aarch64_addpv4sf".
12321 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
12323 (vpadds_f32): Likewise.
12324 (vpaddq_f32): Likewise.
12325 (vpaddq_f64): Likewise.
12327 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12329 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
12331 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
12332 to VALLF. Rename to "fabd<mode>3".
12333 "*fabd_scalar<mode>3): Delete.
12334 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
12336 (vabdd_f64): Likewise.
12337 (vabd_f32): Likewise.
12338 (vabd_f64): Likewise.
12339 (vabdq_f32): Likewise.
12340 (vabdq_f64): Likewise.
12342 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12344 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
12346 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
12347 "aarch64_rsqrts<mode>".
12348 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
12349 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
12351 (vrsqrtsd_f64): Likewise.
12352 (vrsqrts_f32): Likewise.
12353 (vrsqrts_f64): Likewise.
12354 (vrsqrtsq_f32): Likewise.
12355 (vrsqrtsq_f64): Likewise.
12357 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12359 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
12361 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
12362 "aarch64_rsqrte<mode>".
12363 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
12364 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
12366 (vrsqrted_f64): Likewise.
12367 (vrsqrte_f32): Likewise.
12368 (vrsqrte_f64): Likewise.
12369 (vrsqrteq_f32): Likewise.
12370 (vrsqrteq_f64): Likewise.
12372 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12374 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
12376 (fcvtzs): Likewise.
12377 (fcvtzu): Likewise.
12378 * config/aarch64/aarch64-simd.md
12379 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
12380 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
12381 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
12383 (vcvt_n_f32_u32): Likewise.
12384 (vcvt_n_s32_f32): Likewise.
12385 (vcvt_n_u32_f32): Likewise.
12386 (vcvtq_n_f32_s32): Likewise.
12387 (vcvtq_n_f32_u32): Likewise.
12388 (vcvtq_n_f64_s64): Likewise.
12389 (vcvtq_n_f64_u64): Likewise.
12390 (vcvtq_n_s32_f32): Likewise.
12391 (vcvtq_n_s64_f64): Likewise.
12392 (vcvtq_n_u32_f32): Likewise.
12393 (vcvtq_n_u64_f64): Likewise.
12394 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
12395 (VSDQ_SDI): Likewise.
12396 (fcvt_target): Support V4DI, V4SI and V2SI.
12397 (FCVT_TARGET): Likewise.
12399 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12401 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
12402 (TYPES_BINOP_SUS): Likewise.
12403 (aarch64_simd_builtin_data): Update include file name.
12404 (aarch64_builtins): Likewise.
12405 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
12406 for conversion between scalar float-point and fixed-point.
12408 (fcvtzs): Likewise.
12409 (fcvtzu): Likewise.
12410 * config/aarch64/aarch64.md
12411 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
12412 pattern for conversion between scalar float to fixed-pointer.
12413 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
12414 (UNSPEC_FCVTZS): New UNSPEC enumeration.
12415 (UNSPEC_FCVTZU): Likewise.
12416 (UNSPEC_SCVTF): Likewise.
12417 (UNSPEC_UCVTF): Likewise.
12418 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
12420 (vcvtd_n_f64_u64): Likewise.
12421 (vcvtd_n_s64_f64): Likewise.
12422 (vcvtd_n_u64_f64): Likewise.
12423 (vcvtd_n_f32_s32): Likewise.
12424 (vcvts_n_f32_u32): Likewise.
12425 (vcvtd_n_s32_f32): Likewise.
12426 (vcvts_n_u32_f32): Likewise.
12427 * config/aarch64/iterators.md (fcvt_target): Support integer to float
12429 (FCVT_TARGET): Likewise.
12430 (FCVT_FIXED2F): New iterator.
12431 (FCVT_F2FIXED): Likewise.
12432 (fcvt_fixed_insn): New define_int_attr.
12434 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
12436 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
12437 some statements was removed.
12439 2016-06-08 Alan Hayward <alan.hayward@arm.com>
12441 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
12442 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
12443 (vect_can_advance_ivs_p): likewise.
12444 (vect_update_ivs_after_vectorizer): likewise.
12445 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
12446 (vect_analyze_scalar_cycles_1): likewise.
12447 (vect_analyze_loop_operations): likewise.
12448 (report_vect_op): likewise.
12449 (vect_is_slp_reduction): likewise.
12450 (vect_is_simple_reduction): likewise.
12451 (get_initial_def_for_induction): likewise.
12452 (vect_transform_loop): likewise.
12453 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
12454 (vect_recog_sad_pattern): likewise.
12455 (vect_recog_widen_sum_pattern): likewise.
12456 (vect_recog_widening_pattern): likewise.
12457 (vect_recog_divmod_pattern): likewise.
12458 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
12459 (vect_analyze_slp_instance): likewise.
12460 (vect_transform_slp_perm_load): likewise.
12461 (vect_schedule_slp_instance): likewise.
12463 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
12465 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
12466 (return_prediction): PRED_CONST_RETURN predict return as not taken.
12467 * predict.def (PRED_CONTINUE): Change hitrate 50->67
12468 (PRED_LOOP_BRANCH): Document predictor as broken.
12469 (PRED_LOOP_EXIT): Change hitrate 91->92.
12470 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
12471 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
12472 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
12473 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
12474 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
12475 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
12476 (PRED_CALL): Chane hitrate 71->67.
12477 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
12478 (PRED_GOTO): Document as unused right now.
12479 (PRED_CONST_RETURN): Change hitrate 67->69
12480 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
12481 (PRED_NULL_RETURN): Change hitrate 91->90.
12482 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
12483 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
12484 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
12486 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
12488 * config/rs6000/altivec.h: Add __builtin_vec_mul.
12489 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
12490 special case Altivec builtin.
12491 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
12492 VSX_BUILTIN_VEC_MUL (replaced with special case code).
12493 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
12494 code for ALTIVEC_BUILTIN_VEC_MUL.
12495 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
12496 for __builtin_vec_mul.
12498 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
12500 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
12503 2016-06-07 David Malcolm <dmalcolm@redhat.com>
12505 * spellcheck.c (selftest::test_find_closest_string): New function.
12506 (spellcheck_c_tests): Call the above.
12508 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12510 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
12512 2016-06-07 Jakub Jelinek <jakub@redhat.com>
12514 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
12515 Yv=Yv,C alternatives.
12517 2016-06-07 Richard Biener <rguenther@suse.de>
12520 * common.opt (ffast-math): Make Optimization.
12522 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
12523 Prachi Godbole <prachi.godbole@imgtec.com>
12525 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
12526 `fabs' and `fneg' type attributes.
12527 (p5600_fpu_fabs): Add `fmove' to the comment.
12529 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
12531 * gimple.c: Include builtins.h
12532 (gimple_inexpensive_call_p): New function.
12533 * gimple.h (gimple_inexpensive_call_p): Declare.
12534 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
12535 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
12538 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
12540 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
12541 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
12542 warning_at_rich_loc, warning_n, pedwarn, permerror,
12543 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
12544 sorry, fatal_error, internal_error, internal_error_no_backtrace):
12547 2016-06-07 Richard Biener <rguenther@suse.de>
12549 PR tree-optimization/71428
12550 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
12551 BIT_FIELD_REF op vs. load.
12553 2016-06-07 Richard Biener <rguenther@suse.de>
12555 PR middle-end/71423
12556 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
12559 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
12561 * config/pa/pa.md (call): Generate indirect long calls to non-local
12562 functions on TARGET_64BIT.
12563 (call_value): Likewise.
12565 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
12567 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
12568 pattern and subsequent splitters.
12569 (call_val_reg_64bit_post_reload): Likewise.
12571 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
12573 PR middle-end/71408
12574 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
12575 propagate_op_to_single_use.
12577 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
12579 PR middle-end/71281
12580 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
12582 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
12584 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
12585 (enum x86_dirflag_state): New enum.
12586 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
12587 (machine_function): Remove needs_cld.
12588 (ix86_current_function_needs_cld): Remove.
12589 * config/i386/i386.c (ix86_set_func_type): Set
12590 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
12591 (ix86_expand_prologue): Do not emit CLD here.
12592 (ix86_dirflag_mode_needed): New function.
12593 (ix86_dirflag_mode_entry): Ditto.
12594 (ix86_mode_needed): Handle X86_DIRFLAG entity.
12595 (ix86_mode_after): Ditto.
12596 (ix86_mode_entry): Ditto.
12597 (ix86_mode_exit): Ditto.
12598 (ix86_emit_mode_set): Ditto.
12599 * config/i386/i386.md (strmov_singleop): Set
12600 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
12601 Do not set ix86_current_function_needs_cld.
12603 (strset_singleop): Ditto.
12605 (cmpstrnqi_nz_1): Ditto.
12606 (cmpstrnqi_1): Ditto.
12607 (strlenqi_1): Ditto.
12609 2016-06-06 Jakub Jelinek <jakub@redhat.com>
12611 PR tree-optimization/71259
12612 * tree-vect-slp.c (vect_get_constant_vectors): For
12613 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
12614 one for constant op, and use COND_EXPR for non-constant.
12616 2016-06-06 David Malcolm <dmalcolm@redhat.com>
12618 * Makefile.in (OBJS): Add function-tests.o,
12619 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
12620 selftest-run-tests.o.
12621 (OBJS-libcommon): Add selftest.o.
12622 (OBJS-libcommon-target): Add selftest.o.
12623 (all.internal): Add "selftest".
12624 (all.cross): Likewise.
12625 (selftest): New phony target.
12626 (s-selftest): New target.
12627 (selftest-gdb): New phony target.
12628 (COLLECT2_OBJS): Add selftest.o.
12629 * bitmap.c: Include "selftest.h".
12630 (selftest::test_gc_alloc): New function.
12631 (selftest::test_set_range): New function.
12632 (selftest::test_clear_bit_in_middle): New function.
12633 (selftest::test_copying): New function.
12634 (selftest::test_bitmap_single_bit_set_p): New function.
12635 (selftest::bitmap_c_tests): New function.
12636 * common.opt (fself-test): New.
12637 * diagnostic-show-locus.c: Include "selftest.h".
12638 (make_range): New function.
12639 (test_range_contains_point_for_single_point): New function.
12640 (test_range_contains_point_for_single_line): New function.
12641 (test_range_contains_point_for_multiple_lines): New function.
12642 (assert_eq): New function.
12643 (test_get_line_width_without_trailing_whitespace): New function.
12644 (selftest::diagnostic_show_locus_c_tests): New function.
12645 * et-forest.c: Include "selftest.h".
12646 (selftest::test_single_node): New function.
12647 (selftest::test_simple_tree): New function.
12648 (selftest::test_disconnected_nodes): New function.
12649 (selftest::et_forest_c_tests): New function.
12650 * fold-const.c: Include "selftest.h".
12651 (selftest::assert_binop_folds_to_const): New function.
12652 (selftest::assert_binop_folds_to_nonlvalue): New function.
12653 (selftest::test_arithmetic_folding): New function.
12654 (selftest::fold_const_c_tests): New function.
12655 * function-tests.c: New file.
12656 * gimple.c: Include "selftest.h".
12657 Include "gimple-pretty-print.h".
12658 (selftest::verify_gimple_pp): New function.
12659 (selftest::test_assign_single): New function.
12660 (selftest::test_assign_binop): New function.
12661 (selftest::test_nop_stmt): New function.
12662 (selftest::test_return_stmt): New function.
12663 (selftest::test_return_without_value): New function.
12664 (selftest::gimple_c_tests): New function.
12665 * hash-map-tests.c: New file.
12666 * hash-set-tests.c: New file.
12667 * input.c: Include "selftest.h".
12668 (selftest::assert_loceq): New function.
12669 (selftest::test_accessing_ordinary_linemaps): New function.
12670 (selftest::test_unknown_location): New function.
12671 (selftest::test_builtins): New function.
12672 (selftest::test_reading_source_line): New function.
12673 (selftest::input_c_tests): New function.
12674 * rtl-tests.c: New file.
12675 * selftest-run-tests.c: New file.
12676 * selftest.c: New file.
12677 * selftest.h: New file.
12678 * spellcheck.c: Include "selftest.h".
12679 (selftest::levenshtein_distance_unit_test_oneway): New function,
12680 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
12681 (selftest::levenshtein_distance_unit_test): Likewise.
12682 (selftest::spellcheck_c_tests): Likewise.
12683 * toplev.c: Include selftest.h.
12684 (toplev::run_self_tests): New.
12685 (toplev::main): Handle -fself-test.
12686 * toplev.h (toplev::run_self_tests): New.
12687 * tree.c: Include "selftest.h".
12688 (selftest::test_integer_constants): New function.
12689 (selftest::test_identifiers): New function.
12690 (selftest::test_labels): New function.
12691 (selftest::tree_c_tests): New function.
12692 * tree-cfg.c: Include "selftest.h".
12693 (selftest::push_fndecl): New function.
12694 (selftest::test_linear_chain): New function.
12695 (selftest::test_diamond): New function.
12696 (selftest::test_fully_connected): New function.
12697 (selftest::tree_cfg_c_tests): New function.
12698 * vec.c: Include "selftest.h".
12699 (selftest::safe_push_range): New function.
12700 (selftest::test_quick_push): New function.
12701 (selftest::test_safe_push): New function.
12702 (selftest::test_truncate): New function.
12703 (selftest::test_safe_grow_cleared): New function.
12704 (selftest::test_pop): New function.
12705 (selftest::test_safe_insert): New function.
12706 (selftest::test_ordered_remove): New function.
12707 (selftest::test_unordered_remove): New function.
12708 (selftest::test_block_remove): New function.
12709 (selftest::reverse_cmp): New function.
12710 (selftest::test_qsort): New function.
12711 (selftest::vec_c_tests): New function.c.
12712 * wide-int.cc: Include selftest.h and wide-int-print.h.
12713 (selftest::from_int <wide_int>): New function.
12714 (selftest::from_int <offset_int>): New function.
12715 (selftest::from_int <widest_int>): New function.
12716 (selftest::assert_deceq): New function.
12717 (selftest::assert_hexeq): New function.
12718 (selftest::test_printing <VALUE_TYPE>): New function template.
12719 (selftest::test_ops <VALUE_TYPE>): New function template.
12720 (selftest::test_comparisons <VALUE_TYPE>): New function template.
12721 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
12723 (selftest::wide_int_cc_tests): New function.
12725 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12727 PR middle-end/37780
12728 * ifcvt.c (noce_try_ifelse_collapse): New function.
12730 (noce_process_if_block): Call noce_try_ifelse_collapse.
12731 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
12732 (simplify_ternary_operation): Use the above to simplify
12733 conditional CLZ/CTZ expressions.
12735 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12737 PR middle-end/37780
12738 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
12739 define_insn_and_split.
12741 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12743 PR middle-end/37780
12744 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
12746 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
12749 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
12750 Implicitly clobber memory for basic asm with non-empty assembler
12751 string. Use targetm.md_asm_adjust also here.
12752 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
12753 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
12754 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
12755 non-empty assembler string.
12756 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
12757 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
12758 (decode_asm_operands): Handle basic asm in PARALLEL block.
12759 (extract_insn): Handle basic asm in PARALLEL block.
12760 * doc/extend.texi: Mention new behavior of basic asm.
12761 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
12762 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
12763 branch_needs_nop_p): Use asm_noperands.
12765 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
12767 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
12768 Include the M7 SPARC DFA scheduler.
12769 New attribute v3pipe.
12770 Annotate insns with v3pipe where appropriate.
12771 Define cpu_feature vis4.
12772 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
12773 Add (V8QI "8") to vbits.
12774 Add insns {add,sub}v8qi3
12775 Add insns ss{add,sub}v8qi3
12776 Add insns us{add,sub}{v8qi,v4hi}3
12777 Add insns {min,max}{v8qi,v4hi,v2si}3
12778 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
12779 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
12780 * config/sparc/niagara4.md: Add a comment explaining the
12781 discrepancy between the documented latenty numbers and the
12783 * config/sparc/niagara7.md: New file.
12784 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
12785 supports SPARC5 and VIS 4.0 instructions.
12786 * configure: Regenerate.
12787 * config.in: Likewise.
12788 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
12789 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
12790 TARGET_CPU_niagara7.
12791 (ASM_CPU64_DEFAULT_SPEC): Likewise.
12792 (CPP_CPU_SPEC): Handle niagara7.
12793 (ASM_CPU_SPEC): Likewise.
12794 * config/sparc/sparc-opts.h (processor_type): Add
12795 PROCESSOR_NIAGARA7.
12796 (mvis4): New option.
12797 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
12798 (AS_NIAGARA7_FLAG): Define.
12799 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
12800 (CPP_CPU64_DEFAULT_SPEC): Likewise.
12801 (CPP_CPU_SPEC): Handle niagara7.
12802 (ASM_CPU_SPEC): Likewise.
12803 * config/sparc/sparc.c (niagara7_costs): Define.
12804 (sparc_option_override): Handle niagara7 and adjust cache-related
12805 parameters with better values for niagara cpus. Also support VIS4.
12806 (sparc32_initialize_trampoline): Likewise.
12807 (sparc_use_sched_lookahead): Likewise.
12808 (sparc_issue_rate): Likewise.
12809 (sparc_register_move_cost): Likewise.
12810 (dump_target_flag_bits): Support VIS4.
12811 (sparc_vis_init_builtins): Likewise.
12812 (sparc_builtins): Likewise.
12813 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
12815 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
12817 * config/sparc/sparc.opt (sparc_processor_type): New value
12819 * config/sparc/visintrin.h (__attribute__): Prototypes for the
12821 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
12823 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
12826 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
12828 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
12830 2016-06-06 Richard Biener <rguenther@suse.de>
12832 PR tree-optimization/71398
12833 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
12836 2016-06-05 James Bowman <james.bowman@ftdichip.com>
12838 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
12839 ft32_expand_prolog, ft32_expand_epilogue):
12840 Handle pretend_args.
12841 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
12842 * config/ft32/ft32.md: Add pretend_returner.
12844 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
12847 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
12848 Copy op1 RTX to avoid invalid sharing.
12849 (ix86_expand_vector_move_misalign): Ditto.
12851 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
12853 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
12856 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
12858 * predict.c (predicted_by_loop_heuristics_p): New function.
12859 (predict_iv_comparison): Use it.
12860 (predict_loops): Walk from innermost loops; do not predict edges
12861 leaving multiple loops multiple times; implement
12862 PRED_LOOP_ITERATIONS_MAX heuristics.
12863 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
12865 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
12867 * cfg.c (check_bb_profile): Do not report mismatched profiles when
12868 only edges out of BB are EH edges.
12870 2016-06-04 Martin Sebor <msebor@redhat.com>
12871 Marcin Baczyński <marbacz@gmail.com>
12874 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
12875 a void expression in a void function.
12877 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
12879 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
12880 aux; dump reasons of decisions.
12881 (should_duplicate_loop_header_p): Likewise.
12882 (do_while_loop_p): Likewise.
12883 (ch_base::copy_headers): Dump asi num insns duplicated.
12885 2016-06-04 Jakub Jelinek <jakub@redhat.com>
12887 PR tree-optimization/71405
12888 * tree-ssa.c (execute_update_addresses_taken): For clobber with
12889 incompatible type, build a new clobber with the right type instead
12890 of building a VIEW_CONVERT_EXPR around it.
12892 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
12894 PR tree-optimization/52171
12895 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
12896 by_pieces_ninsns instead of move_by_pieces_ninsns.
12898 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
12900 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
12901 for reg+reg addressing mode.
12903 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12905 * rs6000-c.c (c/c-tree.h): Add #include.
12906 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
12907 in C++ when found in the base position of vec_ld or vec_st.
12909 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
12911 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
12912 use of profile unless profile status is PROFILE_READ.
12913 * profile.c (compute_branch_probabilities): Set profile status
12914 only after reporting predictor hitrates.
12916 2016-06-03 Joseph Myers <joseph@codesourcery.com>
12920 * common.opt (ffp-int-builtin-inexact): New option.
12921 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
12922 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
12923 (ceil@var{m}2): Document dependence on this option.
12924 * ipa-inline-transform.c (inline_call): Handle
12925 flag_fp_int_builtin_inexact.
12926 * ipa-inline.c (can_inline_edge_p): Likewise.
12927 * config/i386/i386.md (rintxf2): Do not test
12928 flag_unsafe_math_optimizations.
12929 (rint<mode>2_frndint): New define_insn.
12930 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
12931 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
12932 for 387 instead of extending and truncating.
12933 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
12934 !flag_trapping_math instead of flag_unsafe_math_optimizations.
12935 Change to frndint<mode>2_<rounding>.
12936 (frndintxf2_<rounding>_i387): Likewise. Change to
12937 frndint<mode>2_<rounding>_i387.
12938 (<rounding_insn>xf2): Likewise.
12939 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
12940 !flag_trapping_math instead of flag_unsafe_math_optimizations for
12941 x87. Test TARGET_ROUND || !flag_trapping_math ||
12942 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
12943 SSE. Use ROUND_NO_EXC in constant operand of
12944 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
12945 for 387 instead of extending and truncating.
12947 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
12948 Julia Koval <julia.koval@intel.com>
12960 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
12961 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
12962 all registers, except for function return registers if there are
12963 no caller-saved registers.
12964 (ix86_set_func_type): New function.
12965 (ix86_set_current_function): Call ix86_set_func_type to set
12966 no_caller_saved_registers and func_type. Call reinit_regs if
12967 caller-saved registers are changed. Don't allow MPX, SSE, MMX
12968 nor x87 instructions in interrupt handler nor function with
12969 no_caller_saved_registers attribute.
12970 (ix86_function_ok_for_sibcall): Return false if there are no
12971 caller-saved registers.
12972 (type_natural_mode): Don't warn ABI change for MMX in interrupt
12974 (ix86_function_arg_advance): Skip for callee in interrupt handler.
12975 (ix86_function_arg): Return special arguments in interrupt handler.
12976 (ix86_promote_function_mode): Promote pointer to word_mode only
12977 for normal functions.
12978 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
12980 (ix86_epilogue_uses): New function.
12981 (ix86_hard_regno_scratch_ok): Likewise.
12982 (ix86_save_reg): Preserve all registers in interrupt handler
12983 after reload. Preserve all registers, except for function return
12984 registers, if there are no caller-saved registers after reload.
12985 (find_drap_reg): Always use callee-saved register if there are
12986 no caller-saved registers.
12987 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
12988 for interrupt handler.
12989 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
12990 Emit cld instruction if stringops are used in interrupt handler
12991 or interrupt handler isn't a leaf function.
12992 (ix86_expand_epilogue): Generate interrupt return for interrupt
12993 handler and pop the 'ERROR_CODE' off the stack before interrupt
12994 return in exception handler.
12995 (ix86_expand_call): Disallow calling interrupt handler directly.
12996 If there are no caller-saved registers, mark all registers that
12997 are clobbered by the call which returns as clobbered.
12998 (ix86_handle_no_caller_saved_registers_attribute): New function.
12999 (ix86_handle_interrupt_attribute): Likewise.
13000 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
13002 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
13003 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
13004 accumulation in interrupt function if stack may be realigned to
13006 (EPILOGUE_USES): New.
13007 (function_type): New enum.
13008 (machine_function): Add func_type and no_caller_saved_registers.
13009 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
13010 (interrupt_return): New pattern.
13011 * doc/extend.texi: Document x86 interrupt and
13012 no_caller_saved_registers attributes.
13014 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
13016 PR tree-optimization/52171
13017 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
13018 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
13019 Look for constant strings. Move some code to emit_block_cmp_hints
13021 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
13022 * defaults.h (COMPARE_MAX_PIECES): New macro.
13023 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
13024 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
13025 (clear_by_pieces_1): Don't declare. Move definition before use.
13026 (can_do_by_pieces): New static function.
13027 (can_move_by_pieces): Use it. Return bool.
13028 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
13029 OP. All callers changed. Handle COMPARE_BY_PIECES.
13030 (class pieces_addr); New.
13031 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
13032 pieces_addr::adjust, pieces_addr::increment_address,
13033 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
13035 (class op_by_pieces_d): New.
13036 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
13038 (class move_by_pieces_d, class compare_by_pieces_d,
13039 class store_by_pieces_d): New subclasses of op_by_pieces_d.
13040 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
13041 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
13042 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
13043 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
13044 compare_by_pieces_d::finish_mode): New member functions.
13045 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
13047 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
13048 (emit_block_cmp_hints): New function.
13049 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
13050 use the newly defined classes.
13051 * expr.h (by_pieces_constfn): New typedef.
13052 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
13053 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
13054 (move_by_pieces_ninsns): Don't declare.
13055 (can_move_by_pieces): Change return value to bool.
13056 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
13057 (compare_by_pieces_branch_ratio): New hook.
13058 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
13059 (by_pieces_ninsns): Declare.
13060 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
13062 (default_compare_by_pieces_branch_ratio): New function.
13063 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
13064 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
13065 * doc/tm.texi: Regenerate.
13066 * tree-ssa-strlen.c: Include "builtins.h".
13067 (handle_builtin_memcmp): New static function.
13068 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
13069 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
13071 2016-06-03 Alan Hayward <alan.hayward@arm.com>
13073 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
13074 relevant stmts which are simple and invariant.
13075 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
13076 instead of simple and invariant
13078 2016-06-03 Alan Hayward <alan.hayward@arm.com>
13080 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
13081 (vectorizable_reduction): Check for new relevant state.
13082 (vectorizable_live_operation): vectorize live stmts using
13083 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
13084 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
13085 (vect_stmt_relevant_p): Check for stmts which are only used live.
13086 (process_use): Use of a stmt does not inherit it's live value.
13087 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
13088 (vect_analyze_stmt): Check for new relevant state.
13089 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
13090 outside the loop, but not inside it.
13092 2016-06-03 Alan Hayward <alan.hayward@arm.com>
13094 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
13095 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
13096 (vect_get_vec_def_for_operand): Split out code.
13098 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
13100 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
13102 2016-06-03 Alan Hayward <alan.hayward@arm.com>
13104 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
13106 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13108 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
13110 2016-06-03 Jakub Jelinek <jakub@redhat.com>
13112 PR middle-end/71387
13113 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
13114 to noreturn e->callee->decl that has void return type and void
13115 arguments, adjust gimple_call_fntype and remove lhs even if it had
13116 previously addressable type.
13118 2016-06-02 Jeff Law <law@redhat.com>
13120 PR tree-optimization/71328
13121 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
13122 error when checking for a jump back onto the copied path.
13124 2016-06-02 David Malcolm <dmalcolm@redhat.com>
13126 * config/microblaze/microblaze.c (get_branch_target): Add return
13127 NULL_RTX for the non-CALL_P case.
13128 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
13129 (insert_wic): Remove unused local "j".
13131 2016-06-02 Martin Liska <mliska@suse.cz>
13133 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
13135 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
13136 Julia Koval <julia.koval@intel.com>
13138 * function.c (assign_parm_setup_stack): Force source into a
13139 register if needed.
13140 * target.def (function_incoming_arg): Update documentation to
13141 allow arbitrary address computation based on hard register.
13142 * doc/tm.texi: Regenerated.
13144 2016-06-02 Martin Liska <mliska@suse.cz>
13146 * predict.c (combine_predictions_for_bb): Fix first match in
13147 cases where a first predictor contains more than one occurence
13148 in list of predictors. Take the best value in such case.
13150 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13152 PR rtl-optimization/71295
13153 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
13154 offset would go over the size of the inner mode reject it.
13156 2016-06-02 Jakub Jelinek <jakub@redhat.com>
13158 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
13159 x=x,x and v=v,m instead of x=x,m.
13161 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
13162 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
13163 alternative to v=rm,C.
13165 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
13166 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
13167 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
13168 instead of vex for the last two above mentioned alternatives.
13170 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13173 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
13175 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
13177 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
13179 2016-06-01 David Malcolm <dmalcolm@redhat.com>
13181 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
13182 from int to unsigned.
13184 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
13186 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
13187 alternatives, eliminating preferred register class. Add support
13188 for the MTVSRDD instruction in ISA 3.0.
13189 (vsx_splat_v4si_internal): Use splat_input_operand instead of
13190 reg_or_indexed_operand.
13191 (vsx_splat_v4sf_internal): Likewise.
13193 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
13196 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
13197 for loading up all 0's or all 1's.
13199 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
13201 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
13203 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
13205 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
13207 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
13208 * gcc.c (set_source_date_epoch_envvar): New function, sets
13209 the SOURCE_DATE_EPOCH environment variable to the current time.
13211 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
13213 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
13214 the factor for live Phi nodes.
13216 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
13218 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
13219 * tree-parloops.c (parallelize_loops): likewise.
13220 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
13221 tree_unswitch_outer_loop): likewise.
13223 2016-06-01 Jakub Jelinek <jakub@redhat.com>
13225 PR middle-end/71371
13226 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
13227 around creation of the temporary.
13229 2016-06-01 Richard Biener <rguenther@suse.de>
13231 PR tree-optimization/71366
13232 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
13233 (unloop_loops): Move removing edges here ...
13234 (try_unroll_loop_completely): ... from here.
13235 (try_peel_loop): ... and here.
13236 (tree_unroll_loops_completely_1): Track parent loops via
13237 bitmap of header BBs.
13238 (tree_unroll_loops_completely): Adjust for that.
13240 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
13242 * config/rs6000/altivec.h (vec_slv): New macro.
13243 (vec_srv): New macro.
13244 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
13245 (UNSPEC_VSRV): New value.
13248 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
13249 (vsrv): New builtin definition.
13250 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
13251 define argument types for new builtin.
13252 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
13254 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
13257 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
13258 Jocelyn Mayer <l_indien@magic.fr>
13261 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
13262 detect processor family for signature_CENTAUR_ebx.
13263 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
13264 signature_CENTAUR_ebx.
13265 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
13266 <default>: Pass x86-64 for has_longmode.
13268 2016-06-01 Nathan Sidwell <nathan@acm.org>
13270 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
13273 2016-06-01 Richard Biener <rguenther@suse.de>
13275 PR tree-optimization/71261
13276 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
13277 of stmts successfully put in the bool pattern. Remove
13278 single-use restriction.
13279 (adjust_bool_pattern_cast): Add cast at the use site via the
13280 pattern def sequence.
13281 (adjust_bool_pattern): Remove recursion, maintain a hash-map
13282 of patterned defs. Use the pattern def seqence instead of
13283 multiple independent patterns.
13284 (sort_after_uid): New qsort compare function.
13285 (adjust_bool_stmts): New function to process stmts in the bool
13286 pattern in IL order.
13287 (vect_recog_bool_pattern): Adjust.
13288 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
13289 (ifcvt_walk_pattern_tree): Likewise.
13290 (stmt_is_root_of_bool_pattern): Likewise.
13291 (ifcvt_repair_bool_pattern): Likewise.
13292 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
13294 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
13296 * loop-unroll.c (decide_unroll_constant_iterations,
13297 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
13298 likely upper bounds.
13299 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
13301 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
13303 * tree-core.h (enum omp_clause_code): Remove
13304 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
13306 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13308 * config/arm/sync.md (arm_store_exclusive<mode>):
13309 Use 'H' output modifier on operands[2] rather than creating a new
13310 entry in out-of-bounds memory of the operands array.
13311 (arm_store_release_exclusivedi): Likewise.
13313 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13315 * config/arm/arm.c (arm_fusion_enabled_p): New function.
13316 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
13317 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
13318 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
13320 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
13322 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
13323 into account live statements for mask producers.
13325 2016-06-01 Richard Biener <rguenther@suse.de>
13327 PR tree-optimization/71311
13328 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
13329 restrict to non-INTEGER_CST @0.
13331 2016-06-01 Richard Biener <rguenther@suse.de>
13333 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
13334 (relational patterns): Use :c to avoid pattern duplications.
13336 2016-06-01 Richard Biener <rguenther@suse.de>
13338 * genmatch.c (comparison_code_p): New predicate.
13339 (swap_tree_comparison): New function.
13340 (commutate): Add for_vec parameter to append new for entries.
13341 Support commutating relational operators by swapping it alongside
13343 (lower_commutative): Adjust.
13344 (dt_simplify::gen): Do not pass artificial operators to gen
13346 (decision_tree::gen): Do not add artificial operators as parameters.
13347 (parser::parse_expr): Verify operator commutativity when :c is
13348 applied. Allow :C to override this.
13349 * match.pd: Adjust patterns to use :C instead of :c where required.
13351 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
13353 PR tree-optimization/71077
13354 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
13355 the combining step, use boolean_false_node and boolean_true_node
13356 as the designated false/true return values.
13358 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
13360 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
13361 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
13362 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
13365 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
13367 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
13368 of flags impliying the register renaming.
13369 * toplev.c (process_options): Do not imply flag_rename_registers with
13372 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
13374 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
13375 default implementation.
13377 2016-05-31 Nathan Sidwell <nathan@acm.org>
13379 * dwarf2out.c (cur_line_info_table): Add GTY marker.
13381 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
13383 * config/sh/constraints.md (b): Remove constraint.
13384 * config/sh/predicates.md (arith_reg_operand): Remove
13386 * config/sh/sh-modes.def (PDI): Remove.
13387 * config/sh/sh.c (sh_target_reg_class,
13388 sh_optimize_target_register_callee_saved): Remove functions.
13389 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
13390 (sh_expand_epilogue): Update comment.
13391 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
13392 sh_secondary_reload): Remove TARGET_REGS related code.
13393 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
13394 TARGET_REGISTER_P): Remove macros.
13395 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
13396 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
13397 TR1_REG, TR2_REG): Remove constants.
13398 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
13400 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
13402 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
13403 define_expand patterns.
13404 (adddi3_compact): Rename to adddi3.
13405 (subdi3_compact): Rename to subdi3.
13406 (*negdi2): Rename to negdi2.
13407 (*abs<mode>2): Rename to abs<mode>2.
13409 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
13411 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
13412 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
13413 (atomic_sub_fetchsi): ... this new pattern.
13414 (mvtc): Add CC_REG clobber.
13416 2016-05-31 Marek Polacek <polacek@redhat.com>
13418 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
13420 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13422 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
13423 aarch64_fusion_enabled_p to check for fusion capabilities.
13425 2016-05-31 Richard Biener <rguenther@suse.de>
13427 PR tree-optimization/71352
13428 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
13429 minus one and a negate.
13431 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13433 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
13434 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
13436 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
13437 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
13438 Remove use of aarch64_simd_attr_length_move, set length attribute
13440 (*aarch64_be_movoi): Likewise.
13441 (*aarch64_be_movci): Likewise.
13442 (*aarch64_be_movxi): Likewise.
13444 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
13446 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
13447 It no longer does that.
13448 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
13450 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
13452 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
13453 attribute __unused__.
13455 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
13457 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
13458 * config/arm/arm.c (arm_arch_thumb1): Define.
13459 (arm_option_override): Initialize arm_arch_thumb1.
13460 * config/arm/arm.h (arm_arch_thumb1): Declare.
13461 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
13462 support Thumb-1 ISA.
13464 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
13467 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
13468 `Yv' for scalar operand.
13470 2016-05-31 Tom de Vries <tom@codesourcery.com>
13472 PR tree-optimization/69068
13473 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
13474 phis with more than two args.
13476 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
13478 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
13479 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
13482 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
13484 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
13486 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
13488 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
13489 cpu_32, cpu_64, tune_32 and tune_64.
13490 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
13492 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
13494 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
13496 2016-05-30 Andi Kleen <ak@linux.intel.com>
13498 * auto-profile.c (read_profile): Replace asserts with errors
13499 when file does not exist.
13500 * gcov-io.c (gcov_read_words): Dito.
13502 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13504 * tree-cfg.c (print_loop): Print likely upper bounds.
13506 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13508 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
13509 * opts.c (default_options): Enable peel loops at -O3.
13510 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
13511 (try_peel_loop): Do not re-peel already peeled loops;
13512 use likely upper bounds; fix profile updating.
13513 (pass_complete_unroll::execute): Initialize peeled_loops.
13515 2016-05-30 Martin Liska <mliska@suse.cz>
13517 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
13518 computed costs by frequency of BB they belong to.
13519 (get_scaled_computation_cost_at): New function.
13521 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
13522 Marc Glisse <marc.glisse@inria.fr>
13524 PR tree-optimization/71289
13525 * match.pd (-1 / B < A, A > -1 / B): New transformations.
13527 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13529 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
13531 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13533 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
13534 for peeled copies; avoid underflow when updating estimates; correctly
13535 scale loop profile.
13537 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
13539 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
13540 r236875. Corrected oe3 to oe2 as obvious.
13542 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
13544 PR middle-end/71269
13545 PR middle-end/71252
13546 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
13547 that inserted stmt will not dominate stmts that defines its operand.
13548 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
13549 (rewrite_expr_tree_parallel): Likewise.
13551 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
13553 PR middle-end/71252
13554 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
13555 all fields including stmt_to_insert are swapped.
13557 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13559 * predict.h (force_edge_cold): Declare.
13560 * predict.c (force_edge_cold): New function.
13561 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
13563 (canonicalize_loop_induction_variables): Fix formating.
13565 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
13567 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
13568 (visium_expand_copysign): Use gen_int_mode directly.
13569 (visium_compute_frame_size): Minor tweaks.
13571 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13573 * tree-vect-loop.c (vect_analyze_loop_2): Use
13574 likely_max_stmt_executions_int.
13576 2016-05-30 Tom de Vries <tom@codesourcery.com>
13578 PR tree-optimization/69067
13579 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
13581 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
13584 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
13585 New peepholes to remove unneeded fild/fistp pairs.
13586 (define_peephole2 atomic_loaddi_fpu): Ditto.
13588 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13590 * predict.c (maybe_hot_frequency_p): Avoid division.
13592 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
13594 * doc/install.texi: Use https for shop.fsf.org.
13596 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13598 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
13599 likely_max_stmt_executions_int.
13601 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13603 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
13604 likely_max_stmt_executions_int.
13606 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13608 * profile.c (compute_branch_probabilities): Do not report hitrates
13610 (branch_prob): Report hitrates here.
13611 * predict.c (gimple_predict_edge): Do not assert profile status;
13612 fix formatting issues.
13614 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13616 * predict.c (edge_predicted_by_p): New function.
13617 (predict_paths_for_bb): Do not put multiple predictions of the same type
13620 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13622 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
13625 2016-05-28 Alan Modra <amodra@gmail.com>
13627 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
13629 2016-05-28 Alan Modra <amodra@gmail.com>
13631 PR rtl-optimization/71275
13632 * ira.c (ira): Free dominance info.
13634 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
13636 * doc/sourcebuild.texi: New address for upstream Go repository.
13638 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
13640 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
13641 (TARGET_ARM_V7M): Likewise.
13643 2016-05-26 Jeff Law <law@redhat.com>
13645 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
13646 (thread_across_edge): Remove calls to find_jump_threads_backwards.
13647 * passes.def: Add jump threading passes before DOM/VRP.
13648 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
13649 argument to a basic block from an edge. Remove tests which are
13651 (pass_data_thread_jumps, class pass_thread_jumps): New.
13652 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
13653 (make_pass_thread_jumps): Likewise.
13654 * tree-pass.h (make_pass_thread_jumps): Declare.
13656 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
13658 * config/visium/visium-protos.h (split_double_move): Rename into...
13659 (visium_split_double_move): ...this.
13660 (visium_split_double_add): Declare.
13661 * config/visium/visium.c (split_double_move): Rename into...
13662 (visium_split_double_move): ...this.
13663 (visium_split_double_add): New function.
13664 (visium_expand_copysign): Renumber operands for consistency.
13665 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
13666 (DFmode move splitter): Likewise.
13667 (*addi3_insn): Split by means of visium_split_double_add.
13668 (*adddi3_insn_flags): Delete.
13669 (*plus_plus_sltu<subst_arith>): New insn.
13670 (*subdi3_insn): Split by means of visium_split_double_add.
13671 (subdi3_insn_flags): Delete.
13672 (*minus_minus_sltu<subst_arith>): New insn.
13673 (*negdi2_insn): Split by means of visium_split_double_add.
13674 (*negdi2_insn_flags): Delete.
13676 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
13678 * configure.ac: Treat a --with-headers option without argument
13679 the same as the default (i.e. consult sys-include directory).
13680 * configure: Regenerate.
13682 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13684 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
13685 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
13687 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
13688 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
13690 2016-05-27 Jiong Wang <jiong.wang@arm.com>
13693 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
13694 tree-stdarg analysis results.
13695 (aarch64_setup_incoming_varargs): Likewise.
13697 2016-05-27 Jiong Wang <jiong.wang@arm.com>
13699 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
13700 va_list_gpr_counter_field and va_list_fpr_counter_field.
13702 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
13705 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
13706 * config/aarch64/aarch64.c
13707 (aarch64_cannot_change_mode_class): Remove function.
13708 * config/aarch64/aarch64-protos.h
13709 (aarch64_cannot_change_mode_class): Remove.
13711 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13713 * cfgloop.c (record_niter_bound): Record likely upper bounds.
13714 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
13715 get_likely_max_loop_iterations_int): New.
13716 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
13717 any_likely_upper_bound.
13718 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
13720 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
13721 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
13723 (unroll_loop_constant_iterations): Likewise.
13724 (unroll_loop_runtime_iterations): Likewise.
13725 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
13726 * lto-streamer-out.c (output_cfg): Likewise.
13727 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
13729 (canonicalize_loop_induction_variables): Dump likely upper bounds.
13730 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
13731 (likely_max_loop_iterations): New.
13732 (likely_max_loop_iterations_int): New.
13733 (likely_max_stmt_executions): New.
13734 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
13735 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
13736 likely_max_stmt_executions): Declare.
13738 2016-05-27 Marek Polacek <polacek@redhat.com>
13740 PR middle-end/71308
13741 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
13743 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13745 * config/s390/s390.md (2x risbg splitters): Use
13746 reg_overlap_mentioned_p instead of rtx_equal_p.
13748 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
13750 * combine.c (make_compound_operation): Take known zero bits into
13751 account when checking for possible zero_extend.
13753 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13755 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
13756 Use const_int_operand for operand 2 predicate. Simplify expand code
13759 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
13761 PR middle-end/71279
13762 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
13765 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13767 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
13768 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
13769 that returns CC_SESWPmode and CC_ZESWPmode.
13770 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
13772 (aarch64_rtx_costs): Likewise.
13774 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
13776 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
13777 for ISA 3.0 min/max support.
13778 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
13779 conditional move support.
13780 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
13781 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
13783 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
13784 conditional moves where the comparison type is different from move
13786 (fp_minmax): New code iterator for smin/smax.
13787 (minmax): New code attributes for min/max.
13788 (SMINMAX): Likewise.
13789 (smax<mode>3): Combine min, max insns into one insn using the
13790 fp_minmax code iterator. Add support for ISA 3.0 min/max
13791 instructions that don't need -ffast-math.
13792 (s<minmax><mode>3): Likewise.
13793 (smax<mode>3_vsx): Likewise.
13794 (smin<mode>3): Likewise.
13795 (s<minmax><mode>3_vsx): Likewise.
13796 (smin<mode>3_vsx): Likewise.
13797 (pre-VSX min/max splitters): Likewise.
13798 (s<minmax><mode>3_fpr): Likewise.
13799 (movsfcc): Rewrite floating point conditional moves to combine
13800 SFmode/DFmode into a single insn.
13801 (mov<mode>cc): Likewise.
13802 (movdfcc): Likewise.
13803 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
13804 SFDF2 iterators to handle all combinations.
13805 (fseldfsf4): Likewise.
13806 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
13807 (fseldfdf4): Likewise.
13808 (fselsfdf4): Likewise.
13809 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
13810 comparison instructions that set a 0/-1 mask, and use it for
13811 floating point conditional move via XXSEL.
13812 (fpmask<mode>): Likewise.
13813 (xxsel<mode>): Likewise.
13814 * config/rs6000/predicates.md (min_max_operator): Delete, no
13816 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
13817 instructions that generate a 0/-1 mask for use with XXSEL.
13818 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
13819 say whether floating point min/max is available, either through
13820 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
13821 (TARGET_MINMAX_DF): Likewise.
13823 2016-05-27 Alan Modra <amodra@gmail.com>
13825 PR rtl-optimization/71275
13826 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
13827 for update_equiv_regs and combine_and_move_insns.
13829 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
13831 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
13832 if_then_else or cond RTXes to calculate attribute value.
13833 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
13834 <attr "length_immediate>: Ditto.
13835 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
13836 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
13837 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
13838 <attr "type">: Ditto.
13839 <attr "prefix_data16">: Ditto.
13840 <attr "prefix_extra">: Ditto.
13841 <attr "length_immediate">: Ditto.
13842 <attr "prefix">: Ditto.
13843 (vec_set<mode>_0) <attr "isa">: Ditto.
13844 <attr "prefix_extra">: Ditto.
13845 <attr "length_immediate">: Ditto.
13846 <attr "prefix">: Ditto.
13847 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
13848 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
13849 (sse2_storelpd) <attr "prefix_data16">: Ditto.
13850 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
13851 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
13852 <attr "length_immediate">: Ditto.
13853 <attr "prefix">: Ditto.
13854 (sse2_movsd) <attr "length_immediate">: Ditto.
13855 <attr "prefix">: Ditto.
13856 (vec_concatv2df) <attr "isa">: Ditto.
13857 <attr "prefix">: Ditto.
13858 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
13859 (*vec_extractv2di_1) <attr "isa">: Ditto.
13860 <attr "type">: Ditto.
13861 <attr "length_immediate">: Ditto.
13862 <attr "prefix_rex">: Ditto.
13863 <attr "prefix_extra">: Ditto.
13864 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
13865 <attr "prefix_extra">: Ditto.
13866 <attr "length_immediate">: Ditto.
13867 (vec_concatv2di) <attr "isa">: Ditto.
13868 <attr "prefix_extra">: Ditto.
13869 <attr "length_immediate">: Ditto.
13870 <attr "prefix">: Ditto.
13872 2016-05-26 Martin Liska <mliska@suse.cz>
13874 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
13876 (operator+): Likewise.
13877 (operator-): Likewise.
13878 (comp_cost::operator+=): Likewise.
13879 (comp_cost::operator-=): Likewise.
13880 (comp_cost::operator/=): Likewise.
13881 (comp_cost::operator*=): Likewise.
13882 (operator<): Likewise.
13883 (operator==): Likewise.
13884 (operator<=): Likewise.
13885 (new_cost): Remove.
13886 (infinite_cost_p): Likewise.
13887 (add_costs): Likewise.
13888 (sub_costs): Likewise.
13889 (compare_costs): Likewise.
13890 (set_group_iv_cost): Use the newly introduced functions.
13891 (get_address_cost): Likewise.
13892 (get_shiftadd_cost): Likewise.
13893 (force_expr_to_var_cost): Likewise.
13894 (split_address_cost): Likewise.
13895 (ptr_difference_cost): Likewise.
13896 (difference_cost): Likewise.
13897 (get_computation_cost_at): Likewise.
13898 (determine_group_iv_cost_generic): Likewise.
13899 (determine_group_iv_cost_address): Likewise.
13900 (determine_group_iv_cost_cond): Likewise.
13901 (autoinc_possible_for_pair): Likewise.
13902 (determine_group_iv_costs): Likewise.
13903 (cheaper_cost_pair): Likewise.
13904 (iv_ca_recount_cost): Likewise.
13905 (iv_ca_set_no_cp): Likewise.
13906 (iv_ca_set_cp): Likewise.
13907 (iv_ca_cost): Likewise.
13908 (iv_ca_new): Likewise.
13909 (iv_ca_dump): Likewise.
13910 (iv_ca_narrow): Likewise.
13911 (iv_ca_prune): Likewise.
13912 (iv_ca_replace): Likewise.
13913 (try_add_cand_for): Likewise.
13914 (try_improve_iv_set): Likewise.
13915 (find_optimal_iv_set): Likewise.
13917 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
13919 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
13920 that internal functions will clobber all caller-saved registers.
13922 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
13924 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
13925 Return a better case_values_threshold when optimizing.
13927 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
13929 * config/aarch64/aarch64-simd.md (aarch64_combinez):
13930 Add ? to integer variant.
13931 (aarch64_combinez_be): Likewise.
13933 2016-05-26 Jakub Jelinek <jakub@redhat.com>
13935 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
13936 instead of x constraint.
13937 (vcvtps2ph256<mask_name>): Likewise.
13939 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
13940 alternative. Formatting fix.
13942 * config/i386/sse.md
13943 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
13945 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
13946 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
13947 maybe_evex prefix instead of vex.
13948 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
13949 EXT_REX_SSE_REG_P (op0) case in the splitter.
13951 2016-05-25 Jeff Law <law@redhat.com>
13953 PR tree-optimization/71272
13954 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
13955 Update comments. Add test for empty path.
13957 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
13959 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
13960 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
13961 special case builtin.
13962 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
13963 code for ALTIVEC_BUILTIN_VEC_CMPNE.
13964 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
13965 for __builtin_vec_cmpne.
13967 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
13969 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
13970 redundant test and bail out if the type of the new operand is not
13971 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
13973 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
13975 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
13976 (x_ix86_target_flags_explicit): Remove.
13977 * config/i386/i386.c (ix86_function_specific_save): Do not copy
13978 x_ix86_target_flags_explicit.
13979 (ix86_function_specific_restore): Ditto.
13981 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
13982 H.J. Lu <hongjiu.lu@intel.com>
13985 * common/config/i386/i386-common.c
13986 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
13987 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
13988 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
13989 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
13990 (-mgeneral-regs-only): Add new option.
13991 * config/i386/i386.c (ix86_option_override_internal): Don't enable
13992 x87 instructions if only general registers are allowed.
13993 (ix86_target_string): Add ix86_flags argument. Handle additional
13994 flags options through ix86_flags argument. Update all callers.
13995 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
13997 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13999 PR rtl-optimization/66940
14000 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
14001 decrementing desired_val will not overflow before performing these
14004 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
14006 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
14007 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
14008 * config/i386/i386.c (enum ix86_builtins): Add
14009 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
14010 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
14011 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
14012 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
14013 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
14014 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
14015 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
14016 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
14017 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
14018 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
14019 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
14020 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
14021 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
14022 __builtin_ia32_cvtps2dq512_mask.
14023 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
14024 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
14025 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
14026 * config/i386/sse.md
14027 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
14029 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
14030 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
14032 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
14033 (avx512f_vec_pack_sfix_v8df): New define_expand.
14034 (avx512f_roundpd512): Rename to ...
14035 (avx512f_round<castmode>512): ... this. Change iterator.
14036 (avx512f_roundps512_sfix): New define_expand.
14037 (round<mode>2_sfix): Change iterator.
14039 2016-05-25 Nick Clifton <nickc@redhat.com>
14041 * config/msp430/msp430.c (msp430_attr): Produce an error if a
14042 static interrupt handler is detected.
14043 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
14044 default linker script.
14045 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
14046 the low part of a symbolic pointer.
14048 2016-05-25 Richard Biener <rguenther@suse.de>
14050 PR tree-optimization/71261
14051 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
14052 interesting stmt instead of immediate uses when looking
14053 for the use operand to replace.
14055 2016-05-25 Martin Liska <mliska@suse.cz>
14057 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
14059 2016-05-25 Richard Biener <rguenther@suse.de>
14061 PR tree-optimization/71264
14062 * tree-vect-stmts.c (vect_init_vector): Properly deal with
14065 2016-05-25 Martin Liska <mliska@suse.cz>
14067 PR tree-optimization/71239
14068 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
14069 if DECL_SIZE is NULL.
14071 2016-05-25 Richard Biener <rguenther@suse.de>
14073 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
14074 * tree-if-conv.c (pass_data_if_conversion): Use it.
14076 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
14078 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
14079 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
14080 * varpool.c (varpool_node::get_availability): Likewise.
14082 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
14084 * config/rs6000/altivec.md (VNEG iterator): New iterator for
14085 VNEGW/VNEGD instructions.
14086 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
14087 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
14088 support for ISA 3.0 VNEGW/VNEGD instructions.
14090 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
14092 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
14093 pointers inside OACC_DATA regions.
14094 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
14095 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
14096 (gimplify_adjust_omp_clauses): Fix typo in comment.
14098 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
14100 * config/rs6000/altivec.md (VParity): New mode iterator for vector
14101 parity built-in functions.
14102 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
14104 (p9v_parity<mode>2): Likewise.
14105 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
14107 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
14108 (parity<mode>2): ISA 3.0 expander for vector parity.
14109 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
14111 (BU_P9_64BIT_MISC_0): Likewise.
14112 (BU_P9_MISC_0): Likewise.
14113 (BU_P9V_AV_1): Likewise.
14114 (BU_P9V_AV_2): Likewise.
14115 (BU_P9V_AV_3): Likewise.
14116 (BU_P9V_AV_P): Likewise.
14117 (BU_P9V_VSX_1): Likewise.
14118 (BU_P9V_OVERLOAD_1): Likewise.
14119 (BU_P9V_OVERLOAD_2): Likewise.
14120 (BU_P9V_OVERLOAD_3): Likewise.
14121 (VCTZB): Add vector count trailing zeros support.
14125 (VPRTYBD): Add vector parity support.
14126 (VPRTYBQ): Likewise.
14127 (VPRTYBW): Likewise.
14128 (VCTZ): Add overloaded vector count trailing zeros support.
14129 (VPRTYB): Add overloaded vector parity support.
14130 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14131 overloaded vector count trailing zeros and parity instructions.
14132 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
14133 vector parity support.
14134 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
14135 trailing zeros support.
14136 (vec_cntlz): Likewise.
14137 (vec_vctzb): Likewise.
14138 (vec_vctzd): Likewise.
14139 (vec_vctzh): Likewise.
14140 (vec_vctzw): Likewise.
14141 (vec_vprtyb): Add ISA 3.0 vector parity support.
14142 (vec_vprtybd): Likewise.
14143 (vec_vprtybw): Likewise.
14144 (vec_vprtybq): Likewise.
14145 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
14146 the ISA 3.0 vector count trailing zeros and vector parity built-in
14149 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
14151 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
14152 when there is stmt_to_insert.
14154 2016-05-24 Martin Sebor <msebor@redhat.com>
14157 * tree.h (complete_or_array_type_p): New inline function.
14159 2016-05-24 Jakub Jelinek <jakub@redhat.com>
14161 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
14162 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
14163 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
14165 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
14166 Limit 1st alternative to noavx isa, split 2nd alternative into one
14167 noavx and one avx alternative, use *x and Bm in the former and
14168 x and m in the latter.
14170 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
14171 of sse4 for the first alternative, drop %v from the template
14172 and d operand modifier. Split second alternative into one sse4_noavx
14173 and one avx alternative, use *x instead of *v in the former and v
14174 instead of *v in the latter.
14175 (*sse4_1_extractps): Use noavx isa instead of * for the first
14176 alternative, drop %v from the template. Split second alternative into
14177 one noavx and one avx alternative, use *x instead of *v in the
14178 former and v instead of *v in the latter.
14179 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
14180 with noavx and the last one with avx.
14181 (sse4_1_phminposuw): Guard first alternative with noavx isa,
14182 split the second one into one noavx and one avx alternative,
14183 use *x and Bm in the former and x and m in the latter one.
14184 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
14187 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
14188 first two alternatives to noavx, use *x instead of *v in the second
14189 one, add avx alternative without *.
14190 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
14191 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
14192 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
14194 2016-05-24 Jeff Law <law@redhat.com>
14196 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
14197 New function, extracted from...
14198 (fsm_find_control_statement_thread_paths): Here. Use the new function.
14199 Allow simple copies and constant initializations in the SSA chain.
14201 2016-05-24 Marek Polacek <polacek@redhat.com>
14204 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
14207 2016-05-24 Jakub Jelinek <jakub@redhat.com>
14210 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
14211 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
14212 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
14213 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
14214 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
14216 2016-05-24 Richard Biener <rguenther@suse.de>
14218 PR tree-optimization/71240
14219 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
14222 2016-05-24 Richard Biener <rguenther@suse.de>
14224 PR tree-optimization/71230
14225 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
14227 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
14229 * tree-vectorizer.h (vectorizable_comparison): Delete.
14230 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
14231 PURE_SLP_STMT check.
14232 * tree-vect-stmts.c (vectorizable_call): Likewise.
14233 (vectorizable_simd_clone_call): Likewise.
14234 (vectorizable_conversion): Likewise.
14235 (vectorizable_assignment): Likewise.
14236 (vectorizable_shift): Likewise.
14237 (vectorizable_operation): Likewise.
14238 (vectorizable_load): Likewise.
14239 (vectorizable_condition): Likewise.
14240 (vectorizable_store): Likewise. Assert that we don't have
14242 (vectorizable_comparison): Make static. Remove redundant
14243 PURE_SLP_STMT check.
14244 (vect_transform_stmt): Assert that we always have an slp_node
14247 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14249 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
14250 operands[2] against 1 with comparison against CONST1_RTX.
14251 (<shift>di3_neon): Likewise.
14252 * config/arm/predicates.md (const0_operand): Replace with comparison
14253 against CONST0_RTX.
14255 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14257 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
14258 operands[2] against 1 with comparison against CONST1_RTX.
14259 (ashrdi3): Likewise.
14260 (lshrdi3): Likewise.
14261 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
14263 (ashrsi3): Likewise.
14264 (lshrsi3): Likewise.
14265 (rotrsi3): Likewise.
14266 (define_split above *compareqi_eq0): Likewise.
14267 (define_split above "prologue"): Likewise.
14268 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
14269 * config/arm/predicates.md (shift_operator): Likewise.
14270 (shift_nomul_operator): Likewise.
14271 (sat_shift_operator): Likewise.
14272 (thumb1_cmp_operand): Likewise.
14273 (const_neon_scalar_shift_amount_operand): Replace manual range
14274 check with IN_RANGE.
14275 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
14276 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
14278 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14280 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
14281 with HOST_WIDE_INT_1.
14283 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
14284 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
14285 (arm_canonicalize_comparison): Likewise.
14286 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
14288 (thumb1_size_rtx_costs): Likewise.
14289 (vfp_const_double_index): Replace cast of 1 to unsigned
14290 HOST_WIDE_INT with HOST_WIDE_INT_1U.
14291 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
14293 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
14294 HOST_WIDE_INT with HOST_WIDE_INT_1U.
14295 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
14296 HOST_WIDE_INT with HOST_WIDE_INT_1.
14298 2016-05-24 Marek Polacek <polacek@redhat.com>
14300 * tree-cfg.h (should_remove_lhs_p): New predicate.
14301 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
14302 * gimplify.c (gimplify_modify_expr): Likewise.
14303 * tree-cfg.c (verify_gimple_call): Likewise.
14304 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
14305 * gimple-fold.c: Include "tree-cfg.h".
14306 (gimple_fold_call): Use should_remove_lhs_p.
14308 2016-05-24 Richard Biener <rguenther@suse.de>
14310 PR tree-optimization/71253
14311 * cfganal.h (control_dependences): Make robust against edge
14313 (control_dependences::control_dependences): Remove edge_list argument.
14314 (control_dependences::get_edge): Remove.
14315 (control_dependences::get_edge_src): Add.
14316 (control_dependences::get_edge_dest): Likewise.
14317 (control_dependences::m_el): Make a vector of edge src/dest index.
14318 * cfganal.c (control_dependences::find_control_dependence): Adjust.
14319 (control_dependences::control_dependences): Likewise.
14320 (control_dependences::~control_dependence): Likewise.
14321 (control_dependences::get_edge): Remove.
14322 (control_dependences::get_edge_src): Add.
14323 (control_dependences::get_edge_dest): Likewise.
14324 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
14326 (perform_tree_ssa_dce): Adjust.
14327 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
14329 (pass_loop_distribution::execute): Adjust. Do loop destroying
14330 conditional on changed.
14332 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14335 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
14336 return. Reindent transformation comment and mention the ARM state
14339 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
14341 PR middle-end/71252
14342 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
14343 after build_and_add_sum creates new use stmt.
14345 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
14347 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
14348 load_lanes/grouped_load classification comes first. Don't check
14349 whether the vectorization factor is a multiple of the group size
14352 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
14354 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
14355 GROUP_GAP for single-element interleaving.
14356 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
14359 2016-05-24 Richard Biener <rguenther@suse.de>
14361 PR middle-end/70434
14363 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
14364 bases which are accessed with non-invariant indices.
14365 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
14366 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
14368 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
14370 PR middle-end/71170
14371 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
14372 (add_to_ops_vec): Add stmt_to_insert.
14373 (add_repeat_to_ops_vec): Init stmt_to_insert.
14374 (insert_stmt_before_use): New.
14375 (transform_add_to_multiply): Remove mult_stmt insertion and add it
14377 (get_ops): Init stmt_to_insert.
14378 (maybe_optimize_range_tests): Likewise.
14379 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
14380 (rewrite_expr_tree_parallel): Likewise.
14381 (reassociate_bb): Likewise.
14383 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14386 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
14387 ISA 3.0 xxperm fusion alternative.
14388 (altivec_vperm_v8hiv16qi): Likewise.
14389 (altivec_vperm_<mode>_uns_internal): Likewise.
14390 (vperm_v8hiv4si): Likewise.
14391 (vperm_v16qiv8hi): Likewise.
14393 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14394 Kelvin Nilsen <kelvin@gcc.gnu.org>
14396 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
14397 vpermr/xxpermr on ISA 3.0.
14398 (altivec_expand_vec_perm_le): Likewise.
14399 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
14400 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
14403 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
14405 * config/i386/i386.h (IS_STACK_MODE): Enable for
14406 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
14407 SSE_FLOAT_MODE_P macros.
14408 * config/i386/i386.c (ix86_preferred_reload_class): Use
14409 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
14410 Cleanup regclass processing for CONST_DOUBLE_P.
14411 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
14412 (ix86_rtx_costs): Remove redundant TARGET_80387 check
14413 with IS_STACK_MODE macro.
14414 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
14416 (*movdf_internal): Use IS_STACK_MODE macro.
14417 (*movsf_internal): Ditto.
14419 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
14421 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
14422 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
14424 2016-05-23 Jeff Law <law@redhat.com>
14426 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
14428 (fsm_find_control_statement_thread_paths): Call it.
14430 2016-05-23 Martin Jambor <mjambor@suse.cz>
14433 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
14434 from_global_constant if t is not NULL.
14436 2016-05-23 Marek Polacek <polacek@redhat.com>
14439 * common.opt (Wswitch-unreachable): New option.
14440 * doc/invoke.texi: Document -Wswitch-unreachable.
14441 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
14444 2016-05-23 Bin Cheng <bin.cheng@arm.com>
14446 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
14447 TMR_INDEX is non-NULL.
14449 2016-05-23 Richard Biener <rguenther@suse.de>
14451 PR tree-optimization/71230
14452 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
14453 (try_special_add_to_ops): ... here. Always test for single-use.
14455 2016-05-23 Martin Jambor <mjambor@suse.cz>
14457 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
14458 default block if a PHI node in the original one would be resized.
14460 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
14462 PR tree-optimization/58135
14463 * tree-vect-slp.c: When group size is not multiple
14464 of vector size, allow splitting of store group at
14467 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
14469 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
14471 2016-05-22 Jakub Jelinek <jakub@redhat.com>
14473 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
14474 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
14475 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
14478 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
14479 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
14480 v constraint instead of x and vinserti32x4 insn.
14482 * config/i386/sse.md (i128vldq): New mode iterator.
14483 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
14484 avx512dq and avx512vl alternatives.
14486 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
14487 constraint, use maybe_evex prefix instead of vex.
14488 (vec_dupv4sf): Use v constraint instead of x for output
14489 operand except for noavx alternative, use Yv constraint
14490 instead of x for input. Use maybe_evex prefix instead of vex.
14491 (*vec_dupv4si): Likewise.
14492 (*vec_dupv2di): Likewise.
14494 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
14496 PR middle-end/40921
14497 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
14498 (linearize_expr_tree): Call try_special_add_to_ops.
14499 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
14501 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14503 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
14504 to computed stack_usage.
14506 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
14509 * config/avr/avr.md (define_expand "mov<mode>"): If the source
14510 operand is subreg (symbol_ref) then move the symbol ref to register.
14512 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
14514 * tree.c (array_at_struct_end_p): Look through MEM_REF.
14516 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
14518 PR middle-end/71179
14519 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
14522 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
14524 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
14525 ranges by calling get_single_symbol and tidy up. Look more closely
14526 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
14528 2016-05-20 Jeff Law <law@redhat.com>
14530 * bitmap.c (bitmap_find_bit): Remove useless test.
14532 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
14534 * function.c (thread_prologue_and_epilogue_insns): Commit the
14535 insertion of the epilogue.
14537 2016-05-20 Martin Jambor <mjambor@suse.cz>
14539 PR tree-optimization/70884
14540 * tree-sra.c (initialize_constant_pool_replacements): Do not check
14541 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
14542 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
14543 of constant pool data as a reason for scalarization.
14545 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
14547 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
14548 for naked functions.
14549 (thumb1_expand_prologue): Likewise.
14551 2016-05-20 Nathan Sidwell <nathan@acm.org>
14553 * config/nvptx/nptx.c (nvptx_option_override): Only set
14554 flag_toplevel_reorder, if not explicitly specified. Set
14555 flag_no_common, unless explicitly specified.
14557 2016-05-20 David Malcolm <dmalcolm@redhat.com>
14559 * calls.c (can_implement_as_sibling_call_p): Mark param
14560 reg_parm_stack_space with ATTRIBUTE_UNUSED.
14562 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
14564 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
14565 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
14566 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
14568 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
14569 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
14570 and CASE_CONST_ANY.
14572 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
14574 * config/nvptx/nvptx.md (sincossf3): New pattern.
14576 2016-05-20 David Malcolm <dmalcolm@redhat.com>
14578 * calls.c (maybe_complain_about_tail_call): New function.
14579 (initialize_argument_information): Call
14580 maybe_complain_about_tail_call when clearing *may_tailcall.
14581 (can_implement_as_sibling_call_p): Call
14582 maybe_complain_about_tail_call when returning false.
14583 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
14584 ensure try_tail_call is set. Call maybe_complain_about_tail_call
14585 if tail-call optimization fails.
14586 * cfgexpand.c (expand_call_stmt): Initialize
14587 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
14588 * gimple-pretty-print.c (dump_gimple_call): Dump
14589 gimple_call_must_tail_p.
14590 * gimple.c (gimple_build_call_from_tree): Call
14591 gimple_call_set_must_tail with the value of
14592 CALL_EXPR_MUST_TAIL_CALL.
14593 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
14594 (gimple_call_set_must_tail): New function.
14595 (gimple_call_must_tail_p): New function.
14596 * print-tree.c (print_node): Update printing of TREE_STATIC
14597 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
14598 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
14599 trailing comment listing applicable flags.
14600 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
14602 2016-05-20 David Malcolm <dmalcolm@redhat.com>
14604 * calls.c (expand_call): Move "Rest of purposes for tail call
14605 optimizations to fail" to...
14606 (can_implement_as_sibling_call_p): ...this new function, and
14607 split into multiple "if" statements.
14609 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
14611 * cfgloop.h (expected_loop_iterations_unbounded,
14612 expected_loop_iterations): Unconstify.
14613 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
14614 profile with known upper bound; return 3 when profile is absent.
14615 (expected_loop_iterations): Update.
14617 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
14619 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
14620 and get_max_loop_iterations_int.
14622 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
14624 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
14625 realistic upper bounds here.
14627 2016-05-20 Jakub Jelinek <jakub@redhat.com>
14630 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
14631 calls if the LHS is variable length or has addressable type.
14632 If targets[0]->decl is a noreturn call with void return type and
14633 zero arguments, adjust fntype and remove lhs in that case.
14635 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
14637 PR tree-optimization/71079
14638 PR tree-optimization/71206
14639 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
14641 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14643 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
14644 (get_vec_alignment_for_array_decl): Likewise.
14645 (get_vec_alignment_for_record_decl): Likewise.
14646 (increase_alignment::execute): Move code to find alignment to
14647 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
14648 (type_align_map): New hash_map.
14650 2016-05-20 Richard Guenther <rguenther@suse.de>
14652 PR tree-optimization/29756
14653 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
14654 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
14655 * fold-const.c (operand_equal_p): Likewise.
14656 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
14657 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
14658 * tree-inline.c (estimate_operator_cost): Likewise.
14659 * tree-pretty-print.c (dump_generic_node): Likewise.
14660 * tree-ssa-operands.c (get_expr_operands): Likewise.
14661 * cfgexpand.c (expand_debug_expr): Likewise.
14662 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
14663 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
14664 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
14665 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
14666 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
14667 (execute_update_addresses_taken): Do it.
14669 2016-05-20 Richard Biener <rguenther@suse.de>
14671 PR tree-optimization/71185
14672 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
14673 register operations.
14675 2016-05-20 Richard Biener <rguenther@suse.de>
14677 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
14678 gimple_seq_add_seq_without_update.
14679 (release_bb_predicate): Assert we have no operands to free.
14680 (if_convertible_loop_p_1): Calculate post dominators later.
14681 Do not free BB predicates here.
14682 (combine_blocks): Do not recompute BB predicates.
14683 (version_loop_for_if_conversion): Save BB predicates around
14686 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
14688 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
14689 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
14690 code. Ignore sibcalls on EDGE_IGNORE edges.
14691 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
14692 on edges for sibcalls that run without prologue. The rest of the
14693 function is combined from...
14694 (fix_fake_fallthrough_edge): ... this, and ...
14695 (try_shrink_wrapping): ... a part of this. Remove the bb_with
14696 function argument, make it a local variable.
14698 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
14700 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
14701 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
14702 for 32-bit mode and SEH for 64-bit.
14703 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
14704 TARGET_64BIT_DEFAULT.
14706 2016-05-19 Ryan Burn <contact@rnburn.com>
14708 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
14709 * gengtype.c (open_base_files): Add cilk.h to ifiles.
14711 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
14713 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
14714 force pending loads from memory.
14716 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
14718 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
14719 (UNSPEC_DARN_32): New unspec constant.
14720 (UNSPEC_DARN_RAW): New unspec constant.
14721 (darn_32): New instruction.
14722 (darn_raw): New instruction.
14723 (darn): New instruction.
14724 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
14725 support and documentation for this macro.
14726 (BU_P9_MISC_1): New macro definition.
14727 (BU_P9_64BIT_MISC_0): New macro definition.
14728 (BU_P9_MISC_0): New macro definition.
14729 (darn_32): New builtin definition.
14730 (darn_raw): New builtin definition.
14731 (darn): New builtin definition.
14732 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
14733 RS6000_BUILTIN_0 directives to surround each occurrence of
14734 #include "rs6000-builtin.def".
14735 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
14736 RS6000_BTM_64BIT flags to the returned mask, depending on
14738 (def_builtin): Correct an error in the assignments made to the
14739 debugging variable attr_string.
14740 (rs6000_expand_builtin): Add support for no-operand built-in
14742 (builtin_function_type): Remove fatal_error assertion that is no
14744 (rs6000_common_init_builtins): Add support for no-operand built-in
14746 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
14748 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
14750 (RS6000_BTM_64BIT): New macro definition.
14751 * doc/extend.texi: Document __builtin_darn (void),
14752 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
14755 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
14757 * tree-vect-loop.c (vect_analyze_loop_2): Use also
14758 max_loop_iterations_int.
14760 2016-05-19 Marek Polacek <polacek@redhat.com>
14762 PR tree-optimization/71031
14763 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
14764 condition and adjust the code a bit.
14766 2016-05-19 Martin Liska <mliska@suse.cz>
14768 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
14769 auto_vec instead of vec.
14771 2016-05-19 Martin Liska <mliska@suse.cz>
14773 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
14775 2016-05-19 Martin Liska <mliska@suse.cz>
14777 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
14779 2016-05-19 Martin Liska <mliska@suse.cz>
14781 * ipa-pure-const.c (set_function_state): Remove an existing
14783 (remove_node_data): Do not free it as it's released
14784 in set_function_state.
14786 2016-05-19 Martin Liska <mliska@suse.cz>
14788 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
14791 2016-05-19 Martin Liska <mliska@suse.cz>
14793 * omp-simd-clone.c (simd_clone_adjust): Release vector.
14795 2016-05-19 Martin Liska <mliska@suse.cz>
14797 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
14798 an auto_vec instead of re-creating it.
14800 2016-05-19 Martin Liska <mliska@suse.cz>
14802 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
14803 auto_vec instead of vec.
14805 2016-05-19 Martin Liska <mliska@suse.cz>
14807 * lto-section-in.c (lto_get_section_data): Call
14808 lto_check_version with additional argument.
14809 * lto-streamer.c (lto_check_version): Add new argument.
14810 * lto-streamer.h (lto_check_version): Likewise.
14812 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14814 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
14815 Don't add cost of inner memory when handling sign-extended loads.
14817 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
14819 PR rtl-optimization/71148
14820 * cse.c (cse_main): Free dominance info.
14821 (rest_of_handle_cse): Don't free dominance info.
14822 (rest_of_handle_cse2): Likewise.
14823 (rest_of_handle_cse_after_global_opts): Likewise.
14825 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14828 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
14829 NULL_TREE early if NEON is not available. Remove now redundant check
14830 in ARM_CHECK_BUILTIN_MODE.
14832 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
14835 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
14836 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
14837 * doc/cpp.texi: Document new macros.
14839 2016-05-19 Bin Cheng <bin.cheng@arm.com>
14841 PR tree-optimization/69848
14842 * tree-vect-loop.c (vectorizable_reduction): Don't factor
14843 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
14845 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
14847 * function.c (thread_prologue_and_epilogue_insn): Move the
14848 "goto epilogue_done" one block later.
14850 2016-05-19 Richard Biener <rguenther@suse.de>
14852 PR tree-optimization/70729
14853 * passes.def: Move LIM pass before PRE. Remove no longer
14854 required copyprop and move first DCE out of the loop pipeline.
14856 2016-05-18 David Malcolm <dmalcolm@redhat.com>
14859 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
14860 (OBJS-libcommon-target): ...here.
14861 * opts-common.c: Include spellcheck.h.
14862 (cmdline_handle_error): Build a vec of valid options and use it
14863 to suggest provide hints for misspelled arguments.
14865 2016-05-18 Jakub Jelinek <jakub@redhat.com>
14868 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
14869 lhs if it has TREE_ADDRESSABLE type.
14871 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
14874 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
14875 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
14877 2016-05-18 Martin Jambor <mjambor@suse.cz>
14880 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
14881 input for NOP_EXPR pass-through functions.
14882 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
14883 aggregate global constant VAR_DECLs in constant jump functions.
14885 2016-05-18 Martin Jambor <mjambor@suse.cz>
14888 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
14889 from TREE_READONLY parameters.
14891 2016-05-18 Martin Jambor <mjambor@suse.cz>
14894 * cgraph.h (cgraph_indirect_call_info): New field
14895 guaranteed_unmodified.
14896 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
14897 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
14899 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
14900 pass the parameter value to ipa_find_agg_cst_for_param.
14901 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
14902 guaranteed_unmodified, store AA results there instead of bailing out
14904 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
14905 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
14906 (find_constructor_constant_at_offset): New function.
14907 (ipa_find_agg_cst_from_init): Likewise.
14908 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
14909 static initializers of contants, report back through a new paameter
14910 from_global_constant if that was the case.
14911 (try_make_edge_direct_simple_call): Also pass parameter value to
14912 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
14914 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
14915 (ipa_read_indirect_edge_info): Likewise.
14916 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
14917 (ipa_load_from_parm_agg): Likewise.
14919 2016-05-18 Jiong Wang <jiong.wang@arm.com>
14921 PR rtl-optimization/71150
14922 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
14925 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
14928 * config/rs6000/constraints.md (wE constraint): New constraint
14929 for a vector constant that can be loaded with XXSPLTIB.
14930 (wM constraint): New constraint for a vector constant of a 1's.
14931 (wS constraint): New constraint for a vector constant that can be
14932 loaded with XXSPLTIB and a vector sign extend instruction.
14933 * config/rs6000/predicates.md (xxspltib_constant_split): New
14934 predicates for wE/wS constraints.
14935 (xxspltib_constant_nosplit): Likewise.
14936 (easy_vector_constant): Add support for constants that can be
14937 loaded via XXSPLTIB.
14938 (all_ones_constant): New predicate for vector constant with all
14940 (splat_input_operand): Add support for ISA 3.0 word splat operations.
14941 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
14942 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
14943 instruction and possibly with a sign extension.
14944 (output_vec_const_move): Add support for XXSPLTIB. If we are
14945 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
14946 instead of XXLXOR/XXLORC.
14947 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
14949 (rs6000_legitimize_reload_address): Likewise.
14950 (rs6000_output_move_128bit): Use output_vec_const_move to emit
14952 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
14953 combine VSX_M and VSX_M2 into one iterator.
14954 (VSX_M2): Likewise.
14955 (VSINT_84): New iterators for loading constants with XXSPLTIB.
14956 (VSINT_842): Likewise.
14957 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
14958 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
14959 XXSPLTIB instruction.
14960 (xxspltib_<mode>_nosplit): Likewise.
14961 (xxspltib_<mode>_split): New insn to load up constants with
14962 XXSPLTIB and a sign extend instruction.
14963 (vsx_mov<mode>): Replace single move that handled all vector types
14964 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
14965 moves (when -mvsx-timode is in effect) into the main vector
14966 moves. Eliminate separate moves for <VSr> <VSa>, where the
14967 preferred register class (<VSr>) is listed first, and the
14968 secondary register class (<VSa>) is listed second with a '?' to
14969 discourage use. Prefer loading 0/-1 in any VSX register for ISA
14970 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
14971 that if the register was involved in a slow operation, the
14972 clear/set operation does not wait for the slow operation to
14973 finish. Adjust the length attributes for 32-bit mode. Use
14974 rs6000_output_move_128bit and drop the use of the string
14975 instructions for 32-bit movti when -mvsx-timode is in effect. Use
14976 spacing so that the alternatives and attributes don't generate
14977 long lines, and put things in columns, so that it is easier to
14978 match up the operands and attributes with the insn alternatives.
14979 (vsx_mov<mode>_64bit): Likewise.
14980 (vsx_mov<mode>_32bit): Likewise.
14981 (vsx_movti_64bit): Fold movti into normal vector moves.
14982 (vsx_movti_32bit): Likewise.
14983 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
14984 splat instructions.
14985 (vsx_splat_v4si_internal): Likewise.
14986 (vsx_splat_v4sf_internal): Likewise.
14987 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
14988 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
14989 extend vector elements.
14990 (vsx_sign_extend_hi_<mode>): Likewise.
14991 (vsx_sign_extend_si_v2di): Likewise.
14992 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
14994 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
14995 constraints. Add trailing period to wL documentation.
14997 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
14999 PR middle-end/71020
15000 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
15001 * tree-dfa.c (replace_abnormal_ssa_names): New function.
15002 * tree-call-cdce.c: Include tree-dfa.h.
15003 (can_guard_call_p): New function, extracted from...
15004 (can_use_internal_fn): ...here.
15005 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
15007 (shrink_wrap_one_built_in_call): Likewise.
15008 (use_internal_fn): Likewise.
15009 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
15010 and return void. Call replace_abnormal_ssa_names.
15011 (pass_call_cdce::execute): Check can_guard_call_p during the
15012 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
15013 will always change something.
15015 2016-05-18 Martin Jambor <mjambor@suse.cz>
15018 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
15019 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
15021 2016-05-18 Martin Jambor <mjambor@suse.cz>
15024 * ipa-inline.h (condition): New field size.
15025 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
15026 for comaprison and store it into the new condition.
15027 (evaluate_conditions_for_known_args): Use condition size to check
15028 access sizes for all but CHANGED conditions.
15029 (unmodified_parm_1): New parameter size_p, store access size into it.
15030 (unmodified_parm): Likewise.
15031 (unmodified_parm_or_parm_agg_item): Likewise.
15032 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
15033 (set_cond_stmt_execution_predicate): Extract access sizes and store
15034 them to conditions.
15035 (set_switch_stmt_execution_predicate): Likewise.
15036 (will_be_nonconstant_expr_predicate): Likewise.
15037 (will_be_nonconstant_predicate): Likewise.
15038 (inline_read_section): Stream condition size.
15039 (inline_write_summary): Likewise.
15041 2016-05-18 Richard Biener <rguenther@suse.de>
15043 * tree-ssa-loop-im.c (determine_max_movement): Properly add
15044 condition cost to PHI cost instead of total_cost.
15046 2016-05-18 Martin Liska <mliska@suse.cz>
15049 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
15052 2016-05-18 Richard Biener <rguenther@suse.de>
15054 * lto-streamer.h (LTO_major_version): Bump to 6.
15056 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
15058 * function.c (make_split_prologue_seq, make_prologue_seq,
15059 make_epilogue_seq): New functions, factored out from...
15060 (thread_prologue_and_epilogue_insns): Here.
15062 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
15064 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
15065 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
15066 of before. Add a comment.
15068 2016-05-18 Bin Cheng <bin.cheng@arm.com>
15070 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
15071 expression pointer, not pointer to the pointer.
15073 2016-05-18 Jakub Jelinek <jakub@redhat.com>
15075 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
15076 (avx2_pbroadcast<mode>): Add another alternative with v instead
15077 of x constraints in it, using <pbroadcast_evex_isa> isa.
15078 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
15080 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
15081 constraint x instead of v in second alternative, add avx512bw
15084 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
15085 constraint x instead of v in second alternative, add avx512bw
15088 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
15089 constraint x instead of v in second alternative, add avx512bw
15092 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
15093 avx512bw alternative.
15095 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
15097 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
15098 array to 128 chars.
15099 (define_insn "*andnottf3"): Ditto.
15100 (define_insn "*<code><mode>3"/any_logic): Ditto.
15101 (define_insn "*<code>tf3"/any_logic): Ditto.
15102 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
15103 operand to block AVX-512VL insn variant emit when it is not enabled.
15105 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
15107 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
15108 constraint fot SF mode.
15110 2016-05-18 Petr Murzin <petr.murzin@intel.com>
15111 Kirill Yukhin <kirill.yukhin@intel.com>
15113 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
15115 (define_insn "rsqrt14<mode>"): Ditto.
15116 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
15117 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
15118 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
15119 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
15120 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
15122 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
15123 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
15124 * config/i386/i386.c (ix86_print_operand): Expand check for size
15125 override codes for Intel syntax.
15127 2016-05-18 Richard Biener <rguenther@suse.de>
15129 PR tree-optimization/71168
15130 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
15131 initialization earlier.
15133 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
15135 * config/aarch64/aarch64-simd.md
15136 (aarch64_reduc_plus_internal<mode>): Rename to...
15137 (reduc_plus_scal): ...This, and remove previous implementation.
15139 2016-05-18 Richard Biener <rguenther@suse.de>
15141 * passes.def: Put late dse and cd_dce in canonical order.
15143 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
15145 * ipa-inline-transform.c (preserve_function_body_p): Look for
15146 first non-thunk clone.
15147 (save_function_body): Save into first non-thunk.
15148 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
15150 (lto_output_node): Inline thunks don't need body in every
15152 * lto-streamer-in.c: Do not fixup thunk clones.
15153 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
15155 * tree-inline.c (copy_bb): Be prepared for target node to be new after
15158 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
15160 PR middle-end/63586
15161 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
15162 (reassociate_bb): Call transform_add_to_multiply.
15164 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
15166 * config/aarch64/aarch64.c (all_extensions): Removed unused
15169 2016-05-17 Nathan Sidwell <nathan@acm.org>
15171 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
15172 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
15174 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
15176 PR tree-optimization/54579
15177 PR middle-end/55299
15178 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
15180 2016-05-17 Marek Polacek <polacek@redhat.com>
15183 * tree-inline.c (expand_call_inline): Call
15184 maybe_remove_unused_call_args.
15186 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
15188 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
15189 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
15190 * doc/md.texi (fmin@var{m}3): Likewise.
15192 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
15194 * match.pd (X & C): New transformation.
15196 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
15198 * match.pd (~X & Y): New transformation.
15200 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
15202 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
15203 information for new SSA_NAME.
15204 (simplify_conversion_using_ranges): Get range through get_range_info
15205 instead of get_value_range.
15207 2016-05-17 Jiong Wang <jiong.wang@arm.com>
15209 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
15210 Remove inline assembly.
15211 (vmvn_s16): Likewise.
15212 (vmvn_s32): Likewise.
15213 (vmvn_u8): Likewise.
15214 (vmvn_u16): Likewise.
15215 (vmvn_u32): Likewise.
15216 (vmvnq_s8): Likewise.
15217 (vmvnq_s16): Likewise.
15218 (vmvnq_s32): Likewise.
15219 (vmvnq_u8): Likewise.
15220 (vmvnq_u16): Likewise.
15221 (vmvnq_u32): Likewise.
15222 (vmvn_p8): Likewise.
15223 (vmvnq_p16): Likewise.
15225 2016-05-17 Jiong Wang <jiong.wang@arm.com>
15227 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
15229 (vmul_n_s16): Likewise.
15230 (vmul_n_s32): Likewise.
15231 (vmul_n_u16): Likewise.
15232 (vmul_n_u32): Likewise.
15233 (vmulq_n_f32): Likewise.
15234 (vmulq_n_f64): Likewise.
15235 (vmulq_n_s16): Likewise.
15236 (vmulq_n_s32): Likewise.
15237 (vmulq_n_u16): Likewise.
15238 (vmulq_n_u32): Likewise.
15240 2016-05-17 Jiong Wang <jiong.wang@arm.com>
15242 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
15243 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
15245 2016-05-17 Jiong Wang <jiong.wang@arm.com>
15247 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
15248 to *aarch64_fma4_elt_from_dup<mode>.
15249 (*aarch64_fnma4_elt_to_128df): Rename to
15250 *aarch64_fnma4_elt_from_dup<mode>.
15251 * config/aarch64/arm_neon.h (vfma_n_f64): New.
15252 (vfms_n_f32): Likewise.
15253 (vfms_n_f64): Likewise.
15254 (vfmsq_n_f32): Likewise.
15255 (vfmsq_n_f64): Likewise.
15257 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
15259 * wide-int.h: Change fixed_wide_int_storage from class to struct.
15261 2016-05-17 Richard Biener <rguenther@suse.de>
15263 PR tree-optimization/71132
15264 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
15265 Only add control dependences for blocks in the loop.
15266 (build_rdg): Adjust.
15267 (generate_code_for_partition): Return whether loop should
15268 be destroyed and delay that.
15269 (distribute_loop): Likewise.
15270 (pass_loop_distribution::execute): Record loops to be destroyed
15271 and perform delayed destroying of loops.
15273 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15276 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
15278 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
15280 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
15282 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
15285 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
15286 insertion point for instructions generated by validize_mem.
15288 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
15290 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
15293 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
15295 * config/aarch64/aarch64.c
15296 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
15297 rather than a macro.
15299 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
15301 * doc/invoke.texi (AArch64 Options): Various updates.
15303 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15305 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
15306 into instrumentation thunks.
15307 * cif-code.def (CIF_CHKP): New.
15309 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
15311 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
15313 2016-05-16 Martin Jambor <mjambor@suse.cz>
15315 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
15316 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
15318 2016-05-16 Marek Polacek <polacek@redhat.com>
15320 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
15323 2016-05-16 Martin Jambor <mjambor@suse.cz>
15326 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
15327 the outlined kernel function.
15329 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
15331 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
15332 (ISA_HAS_DLSA): Ditto.
15334 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
15336 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
15338 2016-05-16 Nathan Sidwell <nathan@acm.org>
15340 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
15341 (nvptx_name_replacement): Restore. Add comment.
15342 (write_fn_proto, write_fn_proto_from_insn,
15343 nvptx_output_call_insn): Restore
15344 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
15346 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
15348 * config/aarch64/aarch64.md
15349 (add<mode>3_compareC_cconly_imm): Remove use of %w.
15350 (add<mode>3_compareC_imm): Likewise.
15351 (<optab>si3_uxtw): Split into register and immediate variants.
15352 (andsi3_compare0_uxtw): Likewise.
15353 (and<mode>3_compare0): Likewise.
15354 (and<mode>3nr_compare0): Likewise.
15355 (stack_protect_test_<mode>): Don't use %x for memory operands.
15357 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
15359 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
15361 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
15363 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
15364 Split integer shifts into shift_reg and bfm.
15365 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
15366 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
15367 (ror<mode>3_insn): Likewise.
15368 (<optab>si3_insn_uxtw): Likewise.
15369 (<optab><mode>3_insn): Change to rotate_imm.
15370 (extr<mode>5_insn_alt): Likewise.
15371 (extrsi5_insn_uxtw): Likewise.
15372 (extrsi5_insn_uxtw_alt): Likewise.
15374 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
15376 * doc/tm.texi: Regenerate.
15377 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
15378 (TARGET_INVALID_RETURN_TYPE): Remove.
15379 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
15380 TARGET_INVALID_RETURN_TYPE.
15381 * target.def (invalid_parameter_type): Remove.
15382 (invalid_return_type): Remove.
15384 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15386 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
15387 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
15389 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
15391 (preserve_function_body_p): No need to preserve function body
15392 * cif-codes.def (CIF_THUNK): Remove.
15393 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
15395 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15397 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
15399 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15401 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
15404 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15406 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
15407 (inline_small_functions): Do not look for function symbol when
15410 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15412 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
15415 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
15416 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15417 Jiong Wang <jiong.wang@arm.com>
15419 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
15420 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
15421 Define __ARM_FP16_ARGS when appropriate.
15422 * config/arm/arm.c (arm_invalid_parameter_type): Remove
15424 (arm_invalid_return_type): Likewise.
15425 (TARGET_INVALID_PARAMETER_TYPE): Remove.
15426 (TARGET_INVALID_RETURN_TYPE): Remove.
15427 (aapcs_vfp_sub_candidate): Allow HFmode.
15428 (aapcs_vfp_allocate): Add comment. Support HFmode.
15429 (aapcs_vfp_allocate_return_reg): Likewise.
15430 (struct aapcs_cp_arg_layout): Slightly reword comments for
15431 is_return_candidate and allocate_return_reg.
15432 (output_mov_vfp): Update assert.
15433 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
15435 (arm_invalid_parameter_type): Remove.
15436 (amr_invalid_return_type): Remove.
15437 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
15438 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
15439 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
15441 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
15443 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
15444 * config/aarch64/arch64-protos.h
15445 (aarch64_legitimize_reload_address): Remove.
15446 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
15449 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
15451 * configure.ac: Add ACX_NONCANONICAL_HOST.
15452 * configure: Regenerate.
15453 * Makefile.in: Set host_noncanonical.
15455 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
15458 * config/i386/i386.md (*movtf_internal): Before register allocation,
15459 do not allow FP constants for CM_MEDIUM memory model, allow only
15460 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
15461 (*movxf_internal): Ditto.
15462 (*movdf_internal): Ditto.
15463 (*movsf_internal): Ditto.
15465 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
15467 PR rtl-optimization/67483
15468 * combine.c (make_compound_operation): Don't call extract_left_shift
15469 with negative shift amounts.
15471 2016-05-13 Jakub Jelinek <jakub@redhat.com>
15474 * fold-const.c (fold_checksum_tree): Allow modification
15475 of TYPE_ALIAS_SET during folding.
15477 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
15478 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
15479 (ix86_split_to_parts): Likewise. Fix up formatting.
15481 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
15483 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
15484 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
15487 2016-05-13 Nathan Sidwell <nathan@acm.org>
15489 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
15490 (nvptx_name_replacement): Delete.
15491 (write_fn_proto, write_fn_proto_from_insn,
15492 nvptx_output_call_insn): Remove nvptx_name_replacement call.
15493 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
15494 * langhooks.c (add_builtin_funcction_common): Call
15495 targetm.mangle_decl_assembler_name.
15497 * config/nvptx/nvptx.c (write_fn_proto): Handle
15498 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
15500 2016-05-13 Martin Liska <mliska@suse.cz>
15502 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
15503 and PRIu64 in printf format.
15505 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15507 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
15510 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15512 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
15513 Change --param max-completely-peeled-times to
15514 --param max-completely-peel-times in dump file printing.
15516 2016-05-13 Richard Biener <rguenther@suse.de>
15518 PR tree-optimization/42587
15519 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
15520 (find_bswap_or_nop_1): Likewise.
15521 (bswap_replace): Likewise.
15523 2016-05-13 Martin Liska <mliska@suse.cz>
15525 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
15526 Initialize a variable with default value.
15528 2016-05-13 Martin Liska <mliska@suse.cz>
15530 * doc/invoke.texi: Enhance explanation of error recovery
15533 2016-05-13 Martin Liska <mliska@suse.cz>
15535 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
15536 (struct cost_pair): Change inv_expr_id (int) to inv_expr
15537 (iv_inv_expr_ent *).
15538 (struct iv_inv_expr_ent): Comment struct fields.
15539 (sort_iv_inv_expr_ent): New function.
15540 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
15541 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
15542 a hash_map between iv_inv_expr_ent and number of usages.
15543 (niter_for_exit): Fix coding style.
15544 (tree_ssa_iv_optimize_init): Use renamed variable.
15545 (determine_base_object): Fix coding style.
15546 (alloc_iv): Likewise.
15547 (find_interesting_uses_outside): Likewise.
15548 (add_candidate_1): Likewise.
15549 (add_standard_iv_candidates): Likewise.
15550 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
15551 (prepare_decl_rtl): Fix coding style.
15552 (get_address_cost): Likewise.
15553 (get_shiftadd_cost): Likewise.
15554 (force_expr_to_var_cost): Likewise.
15555 (compare_aff_trees): Likewise.
15556 (get_expr_id): Restructure the function.
15557 (get_loop_invariant_expr_id): Renamed to
15558 get_loop_invariant_expr.
15559 (get_computation_cost_at): Replace usage of inv_expr_id with
15561 (get_computation_cost): Likewise.
15562 (determine_group_iv_cost_generic): Likewise.
15563 (determine_group_iv_cost_address): Likewise.
15564 (iv_period): Fix coding style.
15565 (iv_elimination_compare_lt): Likewise.
15566 (may_eliminate_iv): Likewise.
15567 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
15569 (determine_group_iv_costs): Dump invariant expressions.
15570 (iv_ca_recount_cost): Use the newly added hash_map.
15571 (iv_ca_set_remove_invariants): Fix coding style.
15572 (iv_ca_set_add_invariants): Fix coding style.
15573 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
15575 (iv_ca_set_cp): Likewise.
15576 (iv_ca_new): Initialize the newly added hash_map and remove
15577 initialization of fields.
15578 (iv_ca_free): Delete the hash_map.
15579 (iv_ca_dump): Dump invariant expressions.
15580 (iv_ca_extend): Fix coding style.
15581 (try_add_cand_for): Likewise.
15582 (create_new_ivs): Dump information about # of avg iterations and
15583 # of used invariant expressions.
15584 (rewrite_use_compare): Fix coding style.
15585 (free_loop_data): Set default value for max_inv_expr_id.
15587 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
15589 * cse.c (rest_of_handle_cse): Use cleanup_cfg
15590 returned value cse_cfg_altered computation.
15591 (rest_of_handle_cse2): Likewise.
15592 (rest_of_handle_cse_after_global_opts): Likewise.
15594 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15597 * config/arm/arm.c (arm32_output_mi_thunk): New.
15598 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
15599 to split Thumb1 vs TARGET_32BIT functionality.
15600 (arm_thumb1_mi_thunk): New.
15602 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15604 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
15607 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15610 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
15612 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
15614 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
15615 (expand_builtin_trap): Emit a regular call.
15616 (set_builtin_user_assembler_name): Remove obsolete cases.
15617 * dse.c (scan_insn): Adjust.
15618 * except.c: Include calls.h.
15619 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
15620 emit a regular call to setjmp.
15621 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
15622 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
15623 (emit_block_move_via_libcall): Delete.
15624 (block_move_fn): Delete.
15625 (init_block_move_fn): Likewise.
15626 (emit_block_move_libcall_fn): Likewise.
15627 (emit_block_op_via_libcall): New function.
15628 (set_storage_via_libcall): Tidy up and use memset builtin.
15629 (block_clear_fn): Delete.
15630 (init_block_clear_fn): Likewise.
15631 (clear_storage_libcall_fn): Likewise.
15632 (expand_assignment): Call emit_block_move_via_libcall.
15633 Do not include gt-expr.h.
15634 * expr.h (emit_block_op_via_libcall): Declare.
15635 (emit_block_copy_via_libcall): New inline function.
15636 (emit_block_move_via_libcall): Likewise.
15637 (emit_block_comp_via_libcall): Likewise.
15638 (block_clear_fn): Delete.
15639 (init_block_move_fn): Likewise.
15640 (init_block_clear_fn): Likewise.
15641 (emit_block_move_via_libcall): Likewise.
15642 (set_storage_via_libcall): Add default parameter value.
15643 * libfuncs.h (enum libfunc_index): Remove obsolete values.
15644 (abort_libfunc): Delete.
15645 (memcpy_libfunc): Likewise.
15646 (memmove_libfunc): Likewise.
15647 (memcmp_libfunc): Likewise.
15648 (memset_libfunc): Likewise.
15649 (setbits_libfunc): Likewise.
15650 (setjmp_libfunc): Likewise.
15651 (longjmp_libfunc): Likewise.
15652 (profile_function_entry_libfunc): Likewise.
15653 (profile_function_exit_libfunc): Likewise.
15654 (gcov_flush_libfunc): Likewise.
15655 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
15656 and DECL_VISIBILITY on the declaration.
15657 (init_optabs): Do not initialize obsolete libfuncs.
15658 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
15659 * tree-core.h (ECF_RET1): Define.
15660 (ECF_TM_PURE): Adjust.
15661 (ECF_TM_BUILTIN): Likewise.
15662 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
15663 (build_common_builtin_nodes): Initialize abort builtin.
15664 Add ECF_RET1 on memcpy, memmove and memset builtins.
15665 Pass final flags for alloca and alloca_with_align builtins.
15666 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
15668 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
15669 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
15670 set_storage_via_libcall and call emit_block_copy_via_libcall.
15672 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
15674 * config/i386/i386.md (*call_got_x32): Change operand 0 to
15675 DImode before it is passed to ix86_output_call_operand.
15676 (*call_value_got_x32): Ditto for operand 1.
15678 2016-05-12 Jiong Wang <jiong.wang@arm.com>
15680 PR rtl-optimization/70904
15681 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
15682 reload for wide mode.
15684 2016-05-12 Marek Polacek <polacek@redhat.com>
15687 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
15688 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
15689 * langhooks.h (incomplete_type_error): Likewise.
15690 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
15691 parameter, pass it down to incomplete_type_error.
15692 * tree.h (size_in_bytes): New inline overload.
15693 (size_in_bytes_loc): Renamed from size_in_bytes.
15695 2016-05-12 Richard Biener <rguenther@suse.de>
15697 PR tree-optimization/71059
15698 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
15699 nary before looking up or entering the expression into the VN
15701 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
15702 Make sure to re-use NARYs without result as inserted by
15705 2016-05-12 Richard Biener <rguenther@suse.de>
15707 PR tree-optimization/71062
15708 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
15710 * tree-ssa-structalias.c (set_uids_in_ptset): Set
15711 vars_contains_restrict if the var is a restrict tag.
15712 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
15713 do not disambiguate pointers against it.
15714 (dump_points_to_solution): Re-structure and adjust for new
15715 vars_contains_restrict flag.
15716 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
15718 2016-05-12 Martin Liska <mliska@suse.cz>
15720 * doc/invoke.texi: Explain connection between
15721 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
15723 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
15725 PR tree-optimization/71006
15726 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
15727 consider COND_EXPR as a mask producer.
15729 2016-05-12 Marek Polacek <polacek@redhat.com>
15732 * opts.c (common_handle_option): Detect missing argument for --help^.
15734 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15737 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
15738 when popping the PC and within an interrupt handler routine.
15739 Add missing tab to output of "ldmfd".
15740 (output_return_instruction): Output LDMFD with SP update rather
15741 than POP when returning from interrupt handler.
15743 2016-05-12 Jakub Jelinek <jakub@redhat.com>
15745 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
15746 TARGET_64BIT && TARGET_AVX512DQ.
15747 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
15748 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
15749 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
15750 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
15751 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
15752 (*vec_extractv4si_zext): Add avx512dq alternative.
15753 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
15754 use v instead of x constraint in other alternatives where possible.
15756 * config/i386/sse.md (sse2_loadld): Use v instead of x
15757 constraint in alternatives 0,1,4.
15759 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
15760 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
15761 v constraints instead of x and <pinsr_evex_isa> isa attribute.
15764 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
15765 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
15766 is not emitted unless TARGET_AVX512BW.
15767 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
15768 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
15769 for the result operand.
15771 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
15772 constraint instead of x in avx alternatives. Use maybe_evex instead
15775 * config/i386/constraints.md (Yv): New constraint.
15776 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
15777 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
15778 * config/i386/i386.md (avx512fvecmode): New mode attr.
15779 (*pushtf): Use v constraint instead of x.
15780 (*movtf_internal): Likewise. For TARGET_AVX512VL and
15781 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
15782 (*absneg<mode>2): Use Yv constraint instead of x constraint.
15783 (*absnegtf2_sse): Likewise.
15784 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
15785 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
15786 avx512f alternatives.
15787 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
15789 2016-05-12 Richard Biener <rguenther@suse.de>
15791 PR tree-optimization/71060
15792 * tree-data-ref.c (initialize_data_dependence_relation): Do not
15793 require exact match of DR_BASE_OBJECT but only matching address and
15796 2016-05-12 Richard Biener <rguenther@suse.de>
15798 PR tree-optimization/70986
15799 * cfganal.c: Include cfgloop.h.
15800 (dfs_find_deadend): Prefer to take edges exiting loops.
15802 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15804 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
15805 compile and run time.
15807 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
15810 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
15812 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
15814 * config/i386/i386.c (legitimize_pic_address): Use
15815 copy_to_suggested_reg instead of gen_movsi.
15817 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
15819 * config/rs6000/predicates.md (quad_memory_operand): Move most of
15820 the code into quad_address_p and call it to share code with
15821 vsx_quad_dform_memory_operand.
15822 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
15824 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
15825 bit instead of being a separate word. Split -mpower9-dform into
15826 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
15827 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
15828 for the register class supporting 128-bit quad word memory offsets.
15829 (mode_supports_vsx_dform_quad): Helper function to return if the
15830 register class uses quad word memory offsets.
15831 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
15832 (rs6000_debug_reg_global): Always print if we are using LRA or not.
15833 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
15834 instructions are enabled, set up the appropriate addr_masks for
15836 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
15837 -mpower9-dform-scalar, instead of -mpower9-dform.
15838 (rs6000_option_override_internal): Split -mpower9-dform into two
15839 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
15840 -mpower9-dform switch sets or clears both. If we are not using
15841 the LRA register allocator, do not enable -mpower9-dform-vector by
15842 default. If we are using LRA, enable -mpower9-dform-vector and
15843 -mvsx-timode if it is appropriate. Issue a warning if either
15844 -mpower9-dform-vector or -mvsx-timode are explicitly used without
15846 (quad_address_offset_p): New helper function to return if the
15847 offset is legal for quad word memory instructions.
15848 (quad_address_p): New function to determin if GPR or vector
15849 register quad word memory addresses are legal.
15850 (mem_operand_gpr): Validate quad word address offsets.
15851 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
15852 d-form (register + offset) instructions.
15853 (offsettable_ok_by_alignment): Likewise.
15854 (rs6000_legitimate_offset_address_p): Likewise.
15855 (legitimate_lo_sum_address_p): Likewise.
15856 (rs6000_legitimize_address): Likewise.
15857 (rs6000_legitimize_reload_address): Add more debug statements for
15859 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
15860 d-form instructions.
15861 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
15862 d-form instructions. Distinguish different cases in debug
15863 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
15864 d-form instructions.
15865 (rs6000_preferred_reload_class): Likewise.
15866 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
15867 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
15868 of the ISA 2.06 indexed memory instructions.
15869 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
15870 use them to save/restore the saved vector registers instead of
15871 using Altivec instructions.
15872 (rs6000_emit_epilogue): Likewise.
15873 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
15874 (rs6000_opt_masks): Split -mpower9-dform into
15875 -mpower9-dform-scalar and -mpower9-dform-vector.
15876 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
15878 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
15879 ISA 3.0 vector indexed memory instructions, and fold the code into
15880 the normal mov<mode> patterns.
15881 (p9_vecstore_<mode>): Likewise.
15882 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
15884 (vsx_movti_64bit): Likewise.
15885 (vsx_movti_32bit): Likewise.
15886 * config/rs6000/constraints.md (wO constraint): New constraint for
15887 ISA 3.0 vector d-form support.
15888 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
15889 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
15890 include -mpower9-dform-vector until we switch over to LRA.
15891 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
15892 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
15893 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
15894 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
15895 for -mpower9-dform and -mlra.
15896 * doc/md.texi (wO constraint): Document wO constraint.
15898 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
15900 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
15901 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
15902 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
15903 Move handling of non-insn arguments inline into the sole user:
15904 (output_trans_func): ...here.
15905 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
15906 in emitted function prototype.
15907 (output_internal_insn_latency_func): Ditto. Simplify.
15908 (output_internal_maximal_insn_latency_func): Ditto. Delete
15909 always-unused argument.
15910 (output_insn_latency_func): Ditto.
15911 (output_maximal_insn_latency_func): Ditto.
15913 2016-05-11 Richard Biener <rguenther@suse.de>
15915 PR tree-optimization/71055
15916 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
15917 sth with precision not equal to access size verify we don't chop
15920 2016-05-11 Richard Biener <rguenther@suse.de>
15923 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
15924 (dwarf2out_finish): Move retry_incomplete_types call ...
15925 (dwarf2out_early_finish): ... here.
15927 2016-05-11 Richard Biener <rguenther@suse.de>
15929 PR middle-end/71002
15930 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
15931 if the langhook insists on it.
15932 * fold-const.c (make_bit_field_ref): Add arg for the original
15933 reference and preserve its alias-set.
15934 (decode_field_reference): Take exp by reference and adjust it
15935 to the original memory reference.
15936 (optimize_bit_field_compare): Adjust callers.
15937 (fold_truth_andor_1): Likewise.
15938 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
15940 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
15942 PR middle-end/70807
15943 * cfgrtl.h (delete_insn_and_edges): Now return bool.
15944 * cfgrtl.c (delete_insn_and_edges): Likewise.
15945 * config/i386/i386.c (convert_scalars_to_vector): Remove
15947 * cse.c (cse_insn): Compute cse_cfg_altered.
15948 (delete_trivially_dead_insns): Likewise.
15949 (cse_cc_succs): Likewise.
15950 (rest_of_handle_cse): Free dominance info if required.
15951 (rest_of_handle_cse2): Likewise.
15952 (rest_of_handle_cse_after_global_opts): Likewise.
15954 2016-05-11 Alan Modra <amodra@gmail.com>
15956 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
15957 abi_v4_pass_in_fpr): New functions.
15958 (rs6000_function_arg_boundary): Exclude complex IBM long double
15959 from 64-bit alignment when ABI_V4.
15960 (rs6000_function_arg, rs6000_function_arg_advance_1,
15961 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
15963 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
15965 PR rtl-optimization/71028
15966 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
15967 jump with just a return in the fallthrough block if the branch
15968 block contains just a return as well.
15970 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
15972 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
15973 * match.pd ((X & Y) ^ Y): ... this.
15974 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
15975 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
15977 2016-05-10 David Malcolm <dmalcolm@redhat.com>
15979 * read-md.c (require_char_ws): New function.
15980 (read_string): Simplify using require_char_ws.
15981 (handle_constants): Likewise.
15982 (handle_enum): Likewise.
15983 (handle_file): Likewise.
15984 * read-md.h (require_char_ws): New declaration.
15985 * read-rtl.c (read_conditions): Simplify using require_char_ws.
15986 (read_mapping): Likewise.
15987 (read_rtx_code): Likewise.
15988 (read_nested_rtx): Likewise.
15990 2016-05-10 James Norris <jnorris@codesourcery.com>
15992 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
15993 if offloading is enabled and -fopenacc or -fopenmp is specified.
15994 (CRTOFFLOADEND): Likewise.
15995 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
15996 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
15998 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
16000 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
16001 gotoff_operand code paths. Use copy_to_suggested_regs and
16002 expand_simple_binop where appropriate. Cleanup.
16004 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
16007 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
16009 (dimode_scalar_chain::vector_const_cost): New.
16010 (dimode_scalar_chain::compute_convert_gain): Handle constants.
16011 (dimode_scalar_chain::convert_op): Likewise.
16012 (dimode_scalar_chain::convert_insn): Likewise.
16014 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
16016 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
16017 unary operation, not a binary one.
16019 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
16021 PR middle-end/70877
16022 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
16023 calls with type casted fndecl.
16025 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
16027 PR tree-optimization/70786
16028 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
16029 * calls.c (initialize_argument_information): Bind bounds
16030 with corresponding args passed by reference.
16032 2016-05-10 Jakub Jelinek <jakub@redhat.com>
16035 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
16036 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
16037 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
16040 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16043 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
16044 code for a zero scale factor.
16045 (vsx_xvcvdpuxds_scale): Likewise.
16047 2016-05-10 David Malcolm <dmalcolm@redhat.com>
16049 * diagnostic-show-locus.c (layout::layout): Call show_ruler
16050 if show_ruler_p was set on the context.
16051 (layout::show_ruler): New method.
16052 * diagnostic.h (struct diagnostic_context): Add field
16055 2016-05-10 Richard Biener <rguenther@suse.de>
16057 PR tree-optimization/71039
16058 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
16059 (chk_uses): New function.
16060 (propagate_with_phi): Verify we can safely replicate the lhs of an
16061 aggregate assignment on all incoming edges.
16063 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
16065 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
16067 (rx_atomic_sequence): New class.
16068 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
16069 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
16071 (rx_atomic_sequence::rx_atomic_sequence,
16072 rx_atomic_sequence::~rx_atomic_sequence): New functions.
16073 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
16074 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
16075 CTRLREG_INTB): New constants.
16076 (FETCHOP): New code iterator.
16077 (fethcop_name, fetchop_name2): New iterator code attributes.
16078 (QIHI): New mode iterator.
16079 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
16080 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
16081 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
16083 2016-05-10 Martin Liska <mliska@suse.cz>
16085 * tree-inline.c (remap_dependence_clique): Do not remap
16086 debugging statements.
16088 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16090 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
16091 ("*fixuns_truncdfdi2_z13")
16092 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
16093 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
16094 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
16096 2016-05-10 Richard Biener <rguenther@suse.de>
16098 PR tree-optimization/70497
16099 PR tree-optimization/28367
16100 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
16102 (visit_reference_op_load): ... here.
16103 (vn_reference_lookup_3): Use it to handle subreg-like accesses
16104 with simplified BIT_FIELD_REFs.
16105 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
16106 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
16109 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
16111 * dwarf2out.c (add_abstract_origin_attribute): Adjust
16112 documentation comment. For BLOCK nodes, add a
16113 DW_AT_abstract_origin attribute that points to the DIE generated
16114 for the origin BLOCK.
16115 (gen_lexical_block_die): Call add_abstract_origin_attribute for
16116 blocks from inlined functions.
16118 2016-05-10 Alan Modra <amodra@gmail.com>
16121 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
16122 regrename modifying insns saving lr before __morestack call.
16123 * config/rs6000/rs6000.md (split_stack_return): Similarly for
16124 insns restoring lr after __morestack call.
16126 2016-05-09 Jakub Jelinek <jakub@redhat.com>
16128 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
16129 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
16131 * config/i386/sse.md (vec_interleave_high<mode>,
16132 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
16133 <avx512>_vpermt2var<mode>3_maskz): Likewise.
16135 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
16137 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
16138 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
16139 parallel reassociation for power8 and forward.
16141 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
16143 * config/i386/i386.md (absneg splitters with general regs): Use
16144 general_reg_operand predicate.
16145 (btsq peephole2): Use x86_64_immediate_operand to check if new
16146 value is suitable for immediate operand. Generate emitted insn
16147 using RTL expressions.
16148 (btcq peephole2): Ditto.
16149 (btrq peephole2): Ditto. Generate correct immediate operand
16152 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
16154 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
16157 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
16159 * tree-affine.c (wide_int_constant_multiple_p): Add missing
16160 pointer dereference.
16162 2016-05-09 Richard Biener <rguenther@suse.de>
16164 PR tree-optimization/70985
16165 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
16166 op0 isn't a gimple register.
16168 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
16170 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
16171 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
16172 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
16173 (i6400_fpu_mult): New cpu units.
16174 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
16175 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
16176 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
16177 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
16178 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
16179 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
16180 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
16181 (i6400_msa_long_float4, i6400_msa_long_float5)
16182 (i6400_msa_long_float8, i6400_msa_fdiv_df)
16183 (i6400_msa_fdiv_sf): New reservations.
16184 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
16185 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
16186 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
16187 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
16188 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
16189 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
16190 (msa_short_cmp, msa_short_float2, msa_short_logic3)
16191 (msa_short_store4, msa_long_load, msa_short_store)
16192 (msa_long_logic, msa_long_float2, msa_long_float4)
16193 (msa_long_float5, msa_long_float8, msa_long_mult)
16194 (msa_long_fdiv, msa_long_div): New reservations.
16196 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
16197 Sameera Deshpande <sameera.deshpande@imgtec.com>
16198 Matthew Fortune <matthew.fortune@imgtec.com>
16199 Graham Stott <graham.stott@imgtec.com>
16200 Chao-ying Fu <chao-ying.fu@imgtec.com>
16202 * config.gcc: Add MSA header file for mips*-*-* target.
16203 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
16204 (Ubv8i, Urv8): New constraints.
16205 * config/mips/mips-ftypes.def: Add function types for MSA
16207 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
16208 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
16209 * config/mips/mips-msa.md: New file.
16210 * config/mips/mips-protos.h
16211 (mips_split_128bit_const_insns): New prototype.
16212 (mips_msa_idiv_insns): Likewise.
16213 (mips_split_128bit_move): Likewise.
16214 (mips_split_128bit_move_p): Likewise.
16215 (mips_split_msa_copy_d): Likewise.
16216 (mips_split_msa_insert_d): Likewise.
16217 (mips_split_msa_fill_d): Likewise.
16218 (mips_expand_msa_branch): Likewise.
16219 (mips_const_vector_same_val_p): Likewise.
16220 (mips_const_vector_same_bytes_p): Likewise.
16221 (mips_const_vector_same_int_p): Likewise.
16222 (mips_const_vector_shuffle_set_p): Likewise.
16223 (mips_const_vector_bitimm_set_p): Likewise.
16224 (mips_const_vector_bitimm_clr_p): Likewise.
16225 (mips_msa_vec_parallel_const_half): Likewise.
16226 (mips_msa_output_division): Likewise.
16227 (mips_ldst_scaled_shift): Likewise.
16228 (mips_expand_vec_cond_expr): Likewise.
16229 * config/mips/mips.c (enum mips_builtin_type): Add
16230 MIPS_BUILTIN_MSA_TEST_BRANCH.
16231 (mips_gen_const_int_vector_shuffle): New prototype.
16232 (mips_const_vector_bitimm_set_p): New function.
16233 (mips_const_vector_bitimm_clr_p): Likewise.
16234 (mips_const_vector_same_val_p): Likewise.
16235 (mips_const_vector_same_bytes_p): Likewise.
16236 (mips_const_vector_same_int_p): Likewise.
16237 (mips_const_vector_shuffle_set_p): Likewise.
16238 (mips_symbol_insns): Forbid loading symbols via immediate for
16240 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
16242 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
16244 (mips_lx_address_p): Add support load indexed address for MSA.
16245 (mips_address_insns): Add calculation of instructions needed for
16246 stores and loads for MSA.
16247 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
16248 CONST_VECTOR for MSA and let it fall through.
16249 (mips_ldst_scaled_shift): New function.
16250 (mips_subword_at_byte): Likewise.
16251 (mips_msa_idiv_insns): Likewise.
16252 (mips_legitimize_move): Validate MSA moves.
16253 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
16254 calculation of costs for MSA division.
16255 (mips_split_move_p): Check if MSA moves need splitting.
16256 (mips_split_move): Split MSA moves if necessary.
16257 (mips_split_128bit_move_p): New function.
16258 (mips_split_128bit_move): Likewise.
16259 (mips_split_msa_copy_d): Likewise.
16260 (mips_split_msa_insert_d): Likewise.
16261 (mips_split_msa_fill_d): Likewise.
16262 (mips_output_move): Handle MSA moves.
16263 (mips_expand_msa_branch): New function.
16264 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
16265 Reinstate 'y' modifier.
16266 (mips_file_start): Add MSA .gnu_attribute.
16267 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
16269 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
16270 (mips_class_max_nregs): Add register size for MSA supported mode.
16271 (mips_cannot_change_mode_class): Allow conversion between MSA
16272 vector modes and TImode.
16273 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
16275 (mips_secondary_reload_class): Force MSA loads/stores via memory.
16276 (mips_preferred_simd_mode): Add preffered modes for MSA.
16277 (mips_vector_mode_supported_p): Add MSA supported modes.
16278 (mips_autovectorize_vector_sizes): New function.
16279 (mips_msa_output_division): Likewise.
16280 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
16281 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
16282 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
16283 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
16284 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
16285 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
16286 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
16287 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
16288 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
16289 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
16290 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
16291 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
16292 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
16293 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
16294 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
16295 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
16296 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
16297 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
16298 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
16299 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
16300 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
16301 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
16302 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
16303 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
16304 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
16305 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
16306 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
16307 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
16308 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
16309 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
16310 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
16311 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
16312 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
16313 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
16314 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
16315 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
16316 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
16317 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
16318 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
16319 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
16320 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
16321 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
16322 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
16323 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
16324 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
16325 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
16326 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
16327 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
16328 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
16329 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
16330 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
16331 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
16332 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
16333 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
16334 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
16335 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
16336 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
16337 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
16338 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
16339 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
16340 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
16341 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
16342 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
16343 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
16344 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
16345 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
16346 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
16347 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
16348 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
16349 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
16350 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
16351 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
16352 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
16353 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
16354 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
16355 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
16356 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
16357 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
16358 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
16359 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
16360 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
16361 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
16362 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
16363 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
16364 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
16365 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
16366 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
16367 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
16368 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
16369 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
16370 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
16371 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
16372 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
16373 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
16374 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
16375 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
16376 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
16377 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
16378 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
16379 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
16380 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
16381 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
16382 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
16383 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
16384 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
16385 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
16386 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
16387 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
16388 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
16389 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
16390 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
16391 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
16392 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
16393 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
16394 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
16395 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
16396 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
16397 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
16398 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
16399 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
16400 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
16401 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
16402 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
16403 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
16404 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
16405 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
16406 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
16407 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
16408 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
16409 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
16410 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
16411 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
16412 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
16413 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
16414 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
16415 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
16416 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
16417 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
16418 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
16419 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
16420 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
16421 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
16422 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
16423 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
16424 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
16425 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
16426 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
16427 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
16428 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
16429 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
16430 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
16432 (mips_get_builtin_decl_index): New array.
16433 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
16434 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
16435 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
16436 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
16437 (mips_init_builtins): Initialize mips_get_builtin_decl_index
16439 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
16441 (mips_expand_builtin_insn): Prepare operands for
16442 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
16443 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
16444 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
16445 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
16446 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
16447 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
16448 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
16449 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
16450 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
16451 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
16452 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
16453 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
16454 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
16455 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
16456 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
16457 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
16458 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
16459 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
16460 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
16461 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
16462 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
16463 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
16464 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
16465 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
16466 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
16467 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
16468 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
16469 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
16470 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
16471 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
16472 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
16473 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
16474 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
16475 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
16476 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
16477 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
16478 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
16479 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
16480 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
16481 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
16482 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
16483 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
16484 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
16485 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
16486 These are set implicitly and an error is reported if overridden.
16487 (mips_expand_builtin_msa_test_branch): New function.
16488 (mips_expand_msa_shuffle): Likewise.
16489 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
16490 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
16491 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
16492 (mips_expand_vec_unpack): Add support for MSA.
16493 (mips_expand_vector_init): Likewise.
16494 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
16495 instead of const0_rtx.
16496 (mips_msa_vec_parallel_const_half): New function.
16497 (mips_gen_const_int_vector): Likewise.
16498 (mips_gen_const_int_vector_shuffle): Likewise.
16499 (mips_expand_msa_cmp): Likewise.
16500 (mips_expand_vec_cond_expr): Likewise.
16501 * config/mips/mips.h
16502 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
16503 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
16505 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
16506 (ISA_HAS_MSA): New macro.
16507 (UNITS_PER_MSA_REG): Likewise.
16508 (BITS_PER_MSA_REG): Likewise.
16509 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
16510 (MSA_REG_FIRST): New macro.
16511 (MSA_REG_LAST): Likewise.
16512 (MSA_REG_NUM): Likewise.
16513 (MSA_REG_P): Likewise.
16514 (MSA_REG_RTX_P): Likewise.
16515 (MSA_SUPPORTED_MODE_P): Likewise.
16516 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
16517 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
16518 * config/mips/mips.md: Include mips-msa.md.
16519 (alu_type): Add simd_add.
16520 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
16521 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
16522 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
16523 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
16524 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
16525 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
16526 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
16527 simd_move, simd_load, simd_store. Choose "multi" for moves
16529 (qword_mode): New attribute.
16530 (insn_count): Add instruction count for quad moves.
16531 Increase the count for MIPS SIMD division.
16532 (UNITMODE): Add UNITMODEs for vector types.
16533 (addsub): New code iterator.
16534 * config/mips/mips.opt (mmsa): New option.
16535 * config/mips/msa.h: New file.
16536 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
16538 * config/mips/mti-linux.h: Likewise.
16539 * config/mips/predicates.md
16540 (const_msa_branch_operand): New constraint.
16541 (const_uimm3_operand): Likewise.
16542 (const_uimm4_operand): Likewise.
16543 (const_uimm5_operand): Likewise.
16544 (const_uimm8_operand): Likewise.
16545 (const_imm5_operand): Likewise.
16546 (aq10b_operand): Likewise.
16547 (aq10h_operand): Likewise.
16548 (aq10w_operand): Likewise.
16549 (aq10d_operand): Likewise.
16550 (const_m1_operand): Likewise.
16551 (reg_or_m1_operand): Likewise.
16552 (const_exp_2_operand): Likewise.
16553 (const_exp_4_operand): Likewise.
16554 (const_exp_8_operand): Likewise.
16555 (const_exp_16_operand): Likewise.
16556 (const_vector_same_val_operand): Likewise.
16557 (const_vector_same_simm5_operand): Likewise.
16558 (const_vector_same_uimm5_operand): Likewise.
16559 (const_vector_same_uimm6_operand): Likewise.
16560 (const_vector_same_uimm8_operand): Likewise.
16561 (par_const_vector_shf_set_operand): Likewise.
16562 (reg_or_vector_same_val_operand): Likewise.
16563 (reg_or_vector_same_simm5_operand): Likewise.
16564 (reg_or_vector_same_uimm6_operand): Likewise.
16565 * doc/extend.texi (MIPS SIMD Architecture Functions): New
16567 * doc/invoke.texi (-mmsa): Document new option.
16569 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16571 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
16572 * configure: Regenerate.
16573 * config.in: Regenerate.
16574 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
16575 on -fvtable-verify.
16576 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
16577 (ENDFILE_VTV_SPEC): Define.
16579 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
16581 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
16582 registers in all interrupt handlers if necessary.
16583 (rl78_option_override): Add warning.
16584 (MUST_SAVE_MDUC_REGISTERS): New macro.
16585 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
16586 * config/rl78/rl78.c (check_mduc_usage): New function.
16587 (mduc_regs): New structure to hold MDUC register data.
16588 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
16589 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
16590 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
16591 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
16592 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
16593 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
16595 2016-05-09 Bin Cheng <bin.cheng@arm.com>
16597 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
16598 (tree-ssa-loop-niter.h): Ditto.
16599 (idx_within_array_bound, ref_within_array_bound): New functions.
16600 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
16601 Factor out check on writable base object to ...
16602 (base_object_writable): ... here.
16604 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16606 * config/arm/arm.md (probe_stack): Add modes to set source
16609 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
16611 * regrename.c (base_reg_class_for_rename): New static function.
16612 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
16614 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
16616 * cgraph.c (thunk_adjust): Export.
16617 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
16618 * cgraphunit.c (thunk_adjust): Export.
16619 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
16621 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
16623 * tree-inline.c (expand_call_inline): Expand thunks inline.
16625 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
16628 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
16629 (*sse2_vd_cvtss2sd): Ditto.
16630 * config/i386/i386.md
16631 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
16632 Generate *sse2_vd_cvtsd2ss pattern.
16633 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
16634 Generate *sse2_vd_cvtss2sd pattern.
16636 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
16638 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
16639 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
16642 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
16644 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
16645 * config/sh/sh.c: Define and declare variables on first use throughout
16647 (current_function_interrupt): Change to bool type.
16648 (frame_insn): Rename to emit_frame_insn and update users.
16649 (push_regs): Use bool for 'interrupt_handler' argument.
16650 (save_schedule_s): Remove.
16651 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
16652 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
16653 targetm.asm_out.unaligned_op.di.
16654 (gen_far_branch): Remove redundant forward declaration.
16655 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
16656 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
16657 (sh_set_return_address, sh_function_ok_for_sibcall,
16658 scavenge_reg): Update comments.
16659 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
16660 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
16661 (sh_attr_renesas_p): Remove unnecessary parentheses.
16662 (branch_dest): Simplify.
16663 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
16664 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
16665 (CUMULATIVE_ARGS): Change macro to typedef.
16666 (current_function_interrupt): Change to bool type.
16667 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
16668 Surround with __cplusplus ifdef.
16669 (sh_compare_op0, sh_compare_op1): Remove.
16670 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
16672 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
16674 * config/arm/arm.md: (arch): Add neon.
16675 (arch_enabled): Return yes for arch neon when TARGET_NEON.
16676 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
16677 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
16678 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
16679 attributes for alt renumbering. Mark alt 3 as non-predicable.
16680 (thumb2_movdf_vfp): Likewise.
16682 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
16684 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
16685 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
16686 (*andqi_1): Add preferred_for_speed attribute to disparage
16687 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
16688 (*<code>qi_1): Ditto.
16689 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
16690 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
16691 (*ashlqi3_1): Ditto.
16692 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
16693 Add preferred_for_size attribute to disparage alternative 0 and
16694 preferred_for_speed attribute to disparage alternative 1 for
16695 TARGET_PARTIAL_REG_STALL targets.
16697 2016-05-07 Tom de Vries <tom@codesourcery.com>
16699 PR tree-optimization/70956
16700 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
16703 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
16705 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
16706 * config/sh/sh.c (sh_cbranch_distance): Implement it.
16707 * config/sh/sh.md (branch_zero): Remove define_attr.
16708 (define_delay): Disable delay slot if branch distance is one insn.
16710 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
16712 * config/i386/i386.md (LEAMODE): New mode attribute.
16713 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
16714 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
16715 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
16716 operand 2 predicate.
16717 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
16718 (*lea<mode>_general_3): Ditto.
16719 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
16721 2016-05-06 Jakub Jelinek <jakub@redhat.com>
16723 * genmddump.c (main): Convert argv from char ** to const char **.
16725 2016-05-06 David Malcolm <dmalcolm@redhat.com>
16727 * coretypes.h (OVERRIDE): New macro.
16728 (FINAL): New macro.
16730 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
16732 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
16733 allow coalescing if the types are compatible.
16735 2016-05-06 David Malcolm <dmalcolm@redhat.com>
16737 * pass_manager.h (pass_manager::register_pass_name): New method.
16738 (pass_manager::get_pass_by_name): New method.
16739 (pass_manager::create_pass_tab): New method.
16740 (pass_manager::m_name_to_pass_map): New field.
16741 * passes.c (name_to_pass_map): Delete global in favor of field
16742 "m_name_to_pass_map" of pass_manager.
16743 (register_pass_name): Rename from a function to...
16744 (pass_manager::register_pass_name): ...this method, updating
16745 for renaming of global "name_to_pass_map" to field
16746 "m_name_to_pass_map".
16747 (create_pass_tab): Rename from a function to...
16748 (pass_manager::create_pass_tab): ...this method, updating
16749 for renaming of global "name_to_pass_map" to field.
16750 (get_pass_by_name): Rename from a function to...
16751 (pass_manager::get_pass_by_name): ...this method.
16752 (enable_disable_pass): Convert use of get_pass_by_name to
16753 a method call, locating the pass_manager singleton.
16755 2016-05-06 David Malcolm <dmalcolm@redhat.com>
16757 * genattr-common.c (main): Convert argv from char ** to const char **.
16758 * genattr.c (main): Likewise.
16759 * genattrtab.c (main): Likewise.
16760 * genautomata.c (initiate_automaton_gen): Likewise.
16762 * gencodes.c (main): Likewise.
16763 * genconditions.c (main): Likewise.
16764 * genconfig.c (main): Likewise.
16765 * genconstants.c (main): Likewise.
16766 * genemit.c (main): Likewise.
16767 * genenums.c (main): Likewise.
16768 * genextract.c (main): Likewise.
16769 * genflags.c (main): Likewise.
16770 * genmddeps.c (main): Likewise.
16771 * genopinit.c (main): Likewise.
16772 * genoutput.c (main): Likewise.
16773 * genpeep.c (main): Likewise.
16774 * genpreds.c (main): Likewise.
16775 * genrecog.c (main): Likewise.
16776 * gensupport.c (init_rtx_reader_args_cb): Likewise.
16777 (init_rtx_reader_args): Likewise.
16778 * gensupport.h (init_rtx_reader_args_cb): Likewise.
16779 (init_rtx_reader_args): Likewise.
16780 * gentarget-def.c (main): Likewise.
16781 * read-md.c (read_md_files): Likewise.
16782 * read-md.h (read_md_files): Likewise.
16784 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
16786 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
16787 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
16788 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
16789 Remove unused predicate.
16790 (register_and_not_fp_reg_operand): Ditto.
16792 2016-05-06 Martin Liska <mliska@suse.cz>
16794 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
16795 instead of vec as the vector is local to the function.
16797 2016-05-06 Jakub Jelinek <jakub@redhat.com>
16799 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
16800 avx512bw alternative.
16802 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
16803 before the ashr<mode>3 pattern.
16805 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
16806 v instead of x in vex or maybe_vex alternatives, use
16807 maybe_evex instead of vex in prefix.
16809 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
16810 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
16811 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
16812 in vex or maybe_vex alternatives, use maybe_evex instead of vex
16815 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
16816 v instead of x in vex or maybe_vex alternatives, use
16817 maybe_evex instead of vex in prefix.
16819 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
16820 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
16821 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
16822 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
16823 alternatives, use maybe_evex instead of vex in prefix.
16825 * config/i386/sse.md (vec_interleave_lowv4sf,
16826 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
16827 v instead of x in vex or maybe_vex alternatives, use
16828 maybe_evex instead of vex in prefix.
16830 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
16831 v instead of x in vex or maybe_vex alternatives, use
16832 maybe_evex instead of vex in prefix.
16834 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
16835 v constraint instead of x.
16837 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
16839 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
16840 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
16843 2016-05-06 Richard Biener <rguenther@suse.de>
16845 PR tree-optimization/70948
16846 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
16847 Properly clobber all fields of va_list for __builtin_va_start.
16849 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
16852 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
16853 loop latch destination.
16855 2016-05-06 Martin Liska <mliska@suse.cz>
16857 * tree-ssa-uninit.c: Apply manual changes
16858 to the GNU coding style.
16859 (prune_uninit_phi_opnds): Rename from
16860 prune_uninit_phi_opnds_in_unrealizable_paths.
16862 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16864 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
16865 mspace): Remove deprecated options.
16866 * doc/invoke.texi (SH options): Remove -mspace.
16868 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16870 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
16872 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16874 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
16875 corresponding combine split pattern.
16877 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16880 * config/sh/predicates.md (long_displacement_mem_operand): New.
16881 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
16882 Add movi20, movi20s alternatives. Adjust length attribute for
16884 (movsi_ie): Allow for any FPU. Adjust length attribute for
16886 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
16887 attribute for alternatives.
16888 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
16889 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
16890 length attribute for alternatives.
16892 2016-05-06 Richard Biener <rguenther@suse.de>
16894 PR tree-optimization/70960
16895 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
16897 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16900 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
16901 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
16903 2016-05-06 Marek Polacek <polacek@redhat.com>
16906 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
16908 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16911 * config/sh/sh.md (*rotcr): Add another variant.
16913 2016-05-06 Richard Biener <rguenther@suse.de>
16915 PR middle-end/70931
16916 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
16918 2016-05-06 Richard Biener <rguenther@suse.de>
16920 PR middle-end/70941
16921 * fold-const.c (split_tree): Always convert to the original type
16924 2016-05-06 Richard Biener <rguenther@suse.de>
16926 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
16927 (fwprop_addr): Likewise.
16929 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
16932 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
16934 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
16935 * config/i386/i386.md (push mem splitter): Use find_constant_src in
16936 the splitter condition.
16937 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
16938 the splitter condition.
16939 (FP float_extend load splitter): Ditto.
16941 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
16943 * config/i386/i386.md (peehole2 patterns): Change true_regnum
16944 to REGNO in all peephole2 patterns.
16945 (post-reload splitters): Change true_regnum to REGNO in
16946 post-reload splitters.
16947 (zero_extend splitters): Use general_reg_operand and
16948 nonimmediate_gr_operand predicates.
16950 2016-05-05 Jakub Jelinek <jakub@redhat.com>
16952 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
16953 v constraint instead of x.
16955 2016-05-05 Alan Modra <amodra@gmail.com>
16958 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
16959 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
16960 TARGET_NO_FP_IN_TOC for -mrelocatable.
16961 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
16962 TARGET_RELOCATABLE test.
16963 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
16964 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16965 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
16966 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
16967 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16968 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
16969 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
16970 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16971 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
16972 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
16974 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
16975 (rs6000_stack_info): Likewise.
16976 (rs6000_elf_asm_out_constructor): Likewise.
16977 (rs6000_elf_asm_out_destructor): Likewise.
16978 (rs6000_elf_declare_function_name): Likewise.
16979 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
16980 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
16983 2016-05-05 Alan Modra <amodra@gmail.com>
16985 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
16987 2016-05-05 Alan Modra <amodra@gmail.com>
16989 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
16990 out-of-line gpr restore for one or two regs if that would add
16993 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
16996 * config/i386/i386.md
16997 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
16998 Change to post-epilogue_completed late splitter. Use sse_reg_operand
16999 as operand 0 predicate.
17000 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
17002 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
17003 Ditto. Emit the pattern using RTX.
17005 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
17006 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
17007 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
17008 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
17010 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
17011 sse_reg_operand as operand 0 predicate.
17013 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
17014 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
17015 instead of gen_rtx_REG.
17016 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
17019 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
17021 * function.c (emit_use_return_register_into_block): Delete.
17022 (gen_return_pattern): Delete.
17023 (emit_return_into_block): Delete.
17024 (active_insn_between): Delete.
17025 (convert_jumps_to_returns): Delete.
17026 (emit_return_for_exit): Delete.
17027 (thread_prologue_and_epilogue_insns): Delete all code dealing with
17028 simple_return for shrink-wrapped blocks.
17029 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
17030 end of blocks that need one.
17031 (get_unconverted_simple_return): Delete.
17032 (convert_to_simple_return): Delete.
17033 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
17034 (convert_to_simple_return): Ditto.
17036 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
17038 * cfgcleanup.c (bb_is_just_return): New function.
17039 (try_optimize_cfg): Simplify jumps to return, branches to return,
17040 and branches around return.
17042 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
17044 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
17045 branch to a return.
17047 2016-05-04 Jakub Jelinek <jakub@redhat.com>
17051 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
17052 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
17053 assert flags & OEP_HASH_CHECK, instead of asserting it
17054 never happens. Handle TARGET_EXPR.
17055 * fold-const.c (operand_equal_p): For hash verification,
17056 or in OEP_HASH_CHECK into flags.
17058 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
17060 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
17062 (compute_samebase_partition_bases): Fix typo.
17064 2016-05-04 Jakub Jelinek <jakub@redhat.com>
17066 * config/i386/sse.md (vec_interleave_highv8sf,
17067 vec_interleave_lowv8sf, vec_interleave_highv4df,
17068 vec_interleave_lowv4df): Remove constraints from expanders.
17070 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
17072 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
17074 * tree-inline.c (expand_call_inline): Fix path dealing with
17075 making lhs of call statement undefined.
17077 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
17079 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
17080 Check availability on NODE, too.
17081 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
17082 (cgraph_node::call_for_symbol_and_aliases): Likewise.
17083 (varpool_node::call_for_symbol_and_aliase): Likewise.
17084 * ipa-pure-const.c (add_new_function): Analyze all bodies.
17085 (propagate_pure_const): Propagate across interposable functions, too.
17086 (skip_function_for_local_pure_const): Do not skip interposable bodies
17088 (pass_local_pure_const::execute): Update.
17090 2016-05-04 Marek Polacek <polacek@redhat.com>
17092 * doc/invoke.texi: Document -Wdangling-else.
17094 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
17096 * config.gcc: Error out when conflicting multilib is detected. Do not
17097 loop over multilibs since no combination is legal.
17099 2016-05-04 Alan Modra <amodra@gmail.com>
17101 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
17102 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
17103 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
17106 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
17108 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
17109 Clean up p5600 comments.
17111 2016-05-04 Richard Biener <rguenther@suse.de>
17113 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
17114 constructor simplifications.
17115 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
17117 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
17119 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
17120 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
17121 result.set_rtx is null instead of aborting.
17122 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
17124 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
17125 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
17126 *mov<mode>_store_postinc): New patterns.
17128 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
17130 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
17131 as commutative. Check both conversions are NOP.
17132 ((A & B) OP (C & B)): Remove.
17134 2016-05-04 Alan Modra <amodra@gmail.com>
17136 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
17138 2016-05-04 Alan Modra <amodra@gmail.com>
17141 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
17142 when cr2,3,4 are all fixed regs.
17144 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
17146 PR rtl-optimization/57193
17147 * opts.c (default_options_table): Revert OPT_frename_registers change.
17148 * doc/invoke.texi (-frename-registers, -O2): Likewise.
17150 2016-05-03 Martin Sebor <msebor@redhat.com>
17153 * builtins.c (fold_builtin_FILE): New function.
17154 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
17155 (fold_builtin_0): Call them.
17156 * gimplify.c (gimplify_call_expr): Remove the handling of
17157 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
17160 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
17161 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
17165 * doc/extend.texi (Function Names as Strings): Update __func__,
17166 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
17169 2016-05-03 Jakub Jelinek <jakub@redhat.com>
17170 Richard Biener <rguenther@suse.de>
17172 PR tree-optimization/70916
17173 * tree-if-conv.c: Include cfganal.h.
17174 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
17175 and remove_fake_exit_edges around the optimization pass.
17177 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
17179 * cgraph.c (symbol_table::create_edge): Set inline_failed.
17180 (cgraph_edge::make_direct): Likewise.
17181 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
17182 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
17183 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
17184 (CIF_THUNK): New code.
17185 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
17186 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
17187 (compute_inline_parameters): Set inline_failed for thunks.
17188 (inline_analyze_function): Cleanup.
17189 * ipa-inline.c (can_inline_edge_p): Do not deal with
17190 call_stmt_cannot_inline_p.
17191 (can_early_inline_edge_p): Likewise.
17192 (early_inliner): Initialize inline_failed.
17193 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
17195 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
17197 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
17198 from nonimm_ssenomem_operand.
17199 (nonimm_ssenomem_operand): New predicate.
17200 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
17201 as operand 0 predicate.
17202 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
17203 Disable unsupported alternatives using "enabled" attribute.
17204 Use register_ssemem_operand as operand 0 predicate.
17205 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
17207 2016-05-03 Marek Polacek <polacek@redhat.com>
17210 * input.c (expansion_point_location): New function.
17211 * input.h (expansion_point_location): Declare.
17213 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
17215 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
17216 occurence with frame_offset_ ones.
17218 2016-05-03 Alan Modra <amodra@gmail.com>
17220 PR rtl-optimization/70890
17221 * ira.c (combine_and_move_insns): When moving def_insn, remove
17222 equivs on use_insn.
17224 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
17226 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
17227 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
17228 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
17229 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
17231 2016-05-03 Alan Modra <amodra@gmail.com>
17233 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
17234 for SAVE_MULTIPLE/STORE_MULTIPLE.
17236 2016-05-03 Jakub Jelinek <jakub@redhat.com>
17238 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
17239 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
17241 2016-05-03 Richard Biener <rguenther@suse.de>
17243 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
17245 (gimplify_arg): Likewise.
17246 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
17247 re-writing the result to a decl if required.
17248 (internal_get_tmp_var): Add allow_ssa parameter
17249 and override into_ssa with it.
17250 (get_formal_tmp_var): Adjust.
17251 (get_initialized_tmp_var): Add allow_ssa parameter.
17252 (gimplify_arg): Add allow_ssa parameter and avoid generating
17253 SSA names for the result false.
17254 (gimplify_call_expr): If the call may return twice do not
17255 gimplify parameters into SSA.
17256 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
17257 (gimplify_modify_expr): Adjust assert. For noreturn calls
17258 with a SSA name LHS adjust its def.
17259 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
17260 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
17261 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
17262 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
17263 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
17264 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
17265 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
17266 (optimize_target_teams): Do not allow SSA names for clause operands.
17267 (gimplify_expr): Likewise for where we mark the result addressable.
17268 * passes.def (pass_init_datastructures): Remove.
17269 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
17270 (rewrite_stmt): Likewise.
17271 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
17272 (replace_locals_op): Replace SSA names.
17273 (copy_gimple_seq_and_replace_locals): Init src_cfun.
17274 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
17275 * cgraph.c (release_function_body): Free CFG annotations only
17276 when we have a CFG. Simplify.
17277 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
17278 force_gimple_operand instead of get_initialized_tmp_var.
17279 * tree-pass.h (make_pass_init_datastructures): Remove.
17280 * tree-ssa.c (execute_init_datastructures): Remove.
17281 (pass_data_init_datastructures): Likewise.
17282 (class pass_init_datastructures): Likewise.
17283 (make_pass_init_datastructures): Likewise.
17284 * omp-low.c (create_omp_child_function): Init SSA data structures.
17285 (grid_expand_target_grid_body): Likewise.
17286 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
17287 name before adding it to names_to_release.
17288 (remove_bb): Always release SSA defs.
17289 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
17290 before dereferencing it.
17291 * cgraphunit.c (init_lowered_empty_function): Always
17292 int SSA data structures.
17293 * tree-ssanames.c (release_defs): Remove assert that we are in
17295 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
17297 2016-05-03 Jakub Jelinek <jakub@redhat.com>
17298 Uros Bizjak <ubizjak@gmail.com>
17300 PR rtl-optimization/70467
17301 * config/i386/predicates.md (x86_64_hilo_int_operand,
17302 x86_64_hilo_general_operand): New predicates.
17303 * config/i386/constraints.md (Wd): New constraint.
17304 * config/i386/i386.md (mode attr di): Use Wd instead of e.
17305 (general_hilo_operand): New mode attr.
17306 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
17307 instead of <general_operand>.
17308 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
17309 x86_64_hilo_general_operand instead of <general_operand>.
17311 2016-05-03 Jakub Jelinek <jakub@redhat.com>
17313 PR tree-optimization/70916
17314 * tree-if-conv.c (constant_or_ssa_name): Removed.
17315 (fold_build_cond_expr): Use is_gimple_val instead of
17316 constant_or_ssa_name.
17318 PR tree-optimization/70916
17319 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
17320 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
17323 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
17324 (optimize_atomic_bit_test_and): New function.
17325 (pass_fold_builtins::execute): Use it.
17326 * optabs.def (atomic_bit_test_and_set_optab,
17327 atomic_bit_test_and_complement_optab,
17328 atomic_bit_test_and_reset_optab): New optabs.
17329 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
17330 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
17331 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
17332 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
17333 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
17334 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
17335 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
17336 * doc/md.texi (atomic_bit_test_and_set@var{mode},
17337 atomic_bit_test_and_complement@var{mode},
17338 atomic_bit_test_and_reset@var{mode}): Document.
17339 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
17340 atomic_bit_test_and_complement<mode>,
17341 atomic_bit_test_and_reset<mode>): New expanders.
17342 (atomic_bit_test_and_set<mode>_1,
17343 atomic_bit_test_and_complement<mode>_1,
17344 atomic_bit_test_and_reset<mode>_1): New insns.
17346 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
17348 PR rtl-optimization/70687
17349 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
17350 instead of unsigned HOST_WIDE_INT.
17352 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
17354 PR rtl-optimization/44281
17355 * hard-reg-set.h (struct target_hard_regs): New field
17356 x_fixed_nonglobal_reg_set.
17357 (fixed_nonglobal_reg_set): New macro.
17358 * reginfo.c (init_reg_sets_1): Initialize it.
17359 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
17361 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
17363 2016-05-03 Bin Cheng <bin.cheng@arm.com>
17365 PR tree-optimization/56541
17366 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
17367 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
17368 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
17369 (any_complicated_phi): new static variable.
17370 (aggressive_if_conv): delete.
17371 (if_convertible_phi_p): support phis with more than two arguments.
17372 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
17373 critical pred edges.
17374 (ifcvt_split_critical_edges): support phis with more than two
17375 arguments by checking new parameter. only split critical edges
17377 (tree_if_conversion): handle simd pragma marked loop using new
17378 local variable aggressive_if_conv. check any_complicated_phi.
17380 2016-05-03 Bin Cheng <bin.cheng@arm.com>
17382 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
17385 2016-05-03 Bin Cheng <bin.cheng@arm.com>
17387 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
17390 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
17392 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
17393 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
17394 define_insn_and_split.
17395 (mulsi3_i): New define_insn_and_split.
17396 (mulsi3_call): Convert to define_insn.
17397 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
17398 Remove constraints.
17400 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
17402 * machmode.h (mode_complex): Add support to give the complex mode
17404 (GET_MODE_COMPLEX_MODE): Likewise.
17405 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
17406 stored by build_complex_type and gfc_build_complex_type instead of
17407 trying to figure out the appropriate mode based on the size. Raise
17408 an assertion error, if the type was not set.
17409 * genmodes.c (struct mode_data): Add field for the complex type of
17411 (blank_mode): Likewise.
17412 (make_complex_modes): Remember the complex mode created in the
17414 (emit_mode_complex): Write out the mode_complex array to map a
17415 type mode to the complex version.
17416 (emit_insn_modes_c): Likewise.
17417 * tree.c (build_complex_type): Set the complex type to use before
17418 calling layout_type.
17419 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
17420 support for __float128 complex datatypes.
17421 (rs6000_hard_regno_mode_ok): Likewise.
17422 (rs6000_setup_reg_addr_masks): Likewise.
17423 (rs6000_complex_function_value): Likewise.
17424 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
17425 __float128 and __ibm128 complex.
17426 (FLOAT128_IBM_P): Likewise.
17427 (ALTIVEC_ARG_MAX_RETURN): Likewise.
17428 * doc/extend.texi (Additional Floating Types): Document that
17429 -mfloat128 must be used to enable __float128. Document complex
17430 __float128 and __ibm128 support.
17432 2016-05-02 Jakub Jelinek <jakub@redhat.com>
17435 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
17436 char/short arguments promoted to int because of promote_prototypes.
17438 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
17440 * config/i386/predicates.md (register_ssemem_operand): New predicate.
17441 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
17442 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
17443 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
17444 alternatives using "enabled" attribute. Use register_ssemem_operand
17445 as operand 1 predicate.
17446 (*cmpi<unord>xf_i387): Split XFmode pattern from
17447 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
17448 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
17449 *absneg<mode>2_i387. Disable unsupported alternatives using
17450 "enabled" attribute.
17451 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
17453 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
17455 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
17457 (oacc_loop_process): Check mask for loop termination.
17459 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
17461 * cif-code.def (CIF_THUNK): Add.
17462 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
17465 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
17467 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
17468 (dump_inline_summary): Dump it.
17469 (fp_expression_p): New predicate.
17470 (estimate_function_body_sizes): Use it.
17471 (inline_merge_summary): Merge fp_expressions.
17472 (inline_read_section): Read fp_expressions.
17473 (inline_write_summary): Write fp_expressions.
17474 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
17475 codegen boundary if either caller or callee is !fp_expressions.
17476 * ipa-inline.h (inline_summary): Add fp_expressions.
17477 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
17478 to fp_expressions be sure the fp generation flags are updated.
17480 2016-05-02 Jakub Jelinek <jakub@redhat.com>
17482 PR rtl-optimization/70467
17483 * cse.c (cse_insn): Handle no-op MEM moves after folding.
17485 PR rtl-optimization/70467
17486 * ipa-pure-const.c (check_call): Handle internal calls even in
17487 ipa mode like in local mode.
17489 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
17491 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
17493 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
17495 * match.pd (X u< X, X u> X): New transformations.
17497 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
17499 * flag-types.h (enum warn_strict_overflow_code): Move ...
17500 * coretypes.h: ... here.
17501 * fold-const.h (fold_overflow_warning): Declare.
17502 * fold-const.c (fold_overflow_warning): Make non-static.
17503 (fold_comparison): Move the transformation of X +- C1 CMP C2
17504 into X CMP C2 -+ C1 ...
17505 * match.pd: ... here.
17506 * gimple-fold.c (fold_stmt_1): Protect with
17507 fold_defer_overflow_warnings.
17509 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
17511 * omp-low.c (struct oacc_loop): Add 'inner' field.
17512 (new_oacc_loop_raw): Initialize it to zero.
17513 (oacc_loop_fixed_partitions): Initialize it.
17514 (oacc_loop_auto_partitions): Partition outermost loop to outermost
17515 available partitioning.
17517 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
17519 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
17521 (umulsidi3): Likewise.
17522 (indirect_jump): Fix jump instruction assembly patterns.
17524 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
17527 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
17528 (nvptx_function_value): Assert non-NULL cfun.
17530 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
17532 PR rtl-optimization/70886
17533 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
17535 * cselib.h (rtx_equal_for_cselib_1): Declare.
17536 (rtx_equal_for_cselib_p: New inline function.
17537 * cselib.c (rtx_equal_for_cselib_p): Delete.
17538 (rtx_equal_for_cselib_1): Make public.
17540 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
17542 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
17543 (register_mixssei387nonimm_operand): Remove predicate.
17544 * config/i386/i386.md (*fop_<mode>_comm): Merge from
17545 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
17546 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
17547 for TARGET_MIX_SSE_I387 alternatives.
17548 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
17549 Disable unsupported alternatives using "enabled" attribute. Use
17550 nonimm_ssenomem_operand as operand 1 predicate. Also check
17551 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
17553 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
17555 * tree.c (cst_and_fits_in_hwi): Simplify.
17557 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
17559 * tree.h (wi::to_wide): New function.
17560 * expr.c (expand_expr_real_1): Use wi::to_wide.
17561 * fold-const.c (int_const_binop_1): Likewise.
17562 (extract_muldiv_1): Likewise.
17564 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
17566 * wide-int.h: Update offset_int and widest_int documentation.
17567 (WI_SIGNED_SHIFT_RESULT): New macro.
17568 (wi::binary_shift): Define signed_shift_result_type for
17569 shifts on offset_int- and widest_int-like types.
17570 (generic_wide_int): Support <<= and >>= if << and >> are supported.
17571 * tree.h (int_bit_position): Use shift operators instead of wi::
17573 * alias.c (adjust_offset_for_component_ref): Likewise.
17574 * expr.c (get_inner_reference): Likewise.
17575 * fold-const.c (fold_comparison): Likewise.
17576 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
17577 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
17578 * tree-dfa.c (get_ref_base_and_extent): Likewise.
17579 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
17580 (stmt_kills_ref_p): Likewise.
17581 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
17582 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
17583 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
17584 (ao_ref_init_from_vn_reference): Likewise.
17586 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
17588 * wide-int.h: Update offset_int and widest_int documentation.
17589 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
17590 (wi::binary_traits): Allow ordered comparisons between offset_int and
17591 offset_int, between widest_int and widest_int, and between either
17592 of these types and basic C types.
17593 (operator <, <=, >, >=): Define for the same combinations.
17594 * tree.h (tree_int_cst_lt): Use comparison operators instead
17595 of wi:: comparisons.
17596 (tree_int_cst_le): Likewise.
17597 * gimple-fold.c (fold_array_ctor_reference): Likewise.
17598 (fold_nonarray_ctor_reference): Likewise.
17599 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
17600 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
17601 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
17602 * tree-sra.c (completely_scalarize): Likewise.
17603 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
17604 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
17605 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
17606 (check_for_binary_op_overflow): Likewise.
17607 (search_for_addr_array): Likewise.
17608 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
17610 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
17612 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
17613 (arc_save_restore): Likewise.
17614 (arc_dwarf_register_span): Likewise.
17615 (arc_output_pic_addr_const): Initialize suffix variable.
17617 2016-05-02 Martin Liska <mliska@suse.cz>
17619 * symbol-summary.h (function_summary::function_summary):
17620 Remove checking assert for all cgraph nodes.
17621 (function_summary::get): Check summary_uid.
17622 (symtab_insertion): Check summary_uid.
17624 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
17626 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
17627 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
17628 bmaskn instruction.
17629 (arc_dwarf_register_span): Remove enum keyword.
17630 (compact_memory_operand_p): New function.
17631 * config/arc/arc.h (reg_class): Add code density register classes.
17632 (REG_CLASS_NAMES): Likewise.
17633 (REG_CLASS_CONTENTS): Likewise.
17634 * config/arc/arc.md (*movqi_insn): Add code density instructions.
17635 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
17636 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
17637 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
17638 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
17640 (h, Rcd, Rsd, Rzd): New register constraints.
17641 (T): Use compact_memory_operand_p function.
17642 * config/arc/predicates.md (compact_load_memory_operand): Remove.
17644 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
17646 * config/sh/sh.md (*negnegt, *movtt): Remove.
17648 2016-05-02 Marek Polacek <polacek@redhat.com>
17649 Tom de Vries <tom@codesourcery.com>
17651 PR tree-optimization/70700
17652 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
17653 bigger than FIRST_REF_NODE.
17655 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
17658 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
17660 (prepare_cbranch_operands): Don't use scratch register. Assume that
17661 function is used when pseudos can be created.
17662 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
17663 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
17664 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
17665 define_expand. Allow it only when pseudos can be created.
17666 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
17668 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
17670 * config/i386/constraints.md (BC): Only allow -1 operands.
17671 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
17672 Add "enabled" attribute. Update XI mode attribute calculation.
17673 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
17674 (*movoi_internal_avx): Update XI mode attribute calculation.
17675 (*movti_internal): Ditto.
17677 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
17679 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
17680 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
17682 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
17684 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
17685 statement on instruction code. Remove trailing spaces.
17686 (altivec_expand_stv_builtin): Likewise.
17688 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
17690 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
17691 (TARGET_FPU_DOUBLE): Simplify.
17692 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
17693 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
17694 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
17695 with 'TARGET_FPU_DOUBLE'.
17696 * config/sh/sh.md: Likewise.
17698 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
17700 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
17701 SH_DIV_STR_FOR_SIZE): Remove.
17702 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
17703 SH_DIV_STR_FOR_SIZE): Remove.
17705 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
17707 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
17708 logical_reg_operand): Delete.
17709 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
17710 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
17711 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
17712 match_operand and match_test.
17713 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
17714 variables on their first use. Return bool values.
17715 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
17716 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
17717 arith_reg_operand for input operand. Remove empty constraints.
17719 (*xorsi3_compact): Rename to xorsi3.
17720 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
17721 (*zero_extend<mode>si2_disp_mem): Update comment.
17724 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
17726 * config/sh/t-sh: Remove SH5 support.
17727 * config.gcc: Likewise.
17728 * configure: Likewise.
17730 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17732 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
17734 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
17736 * config/sh/sh.c (register_sh_passes, sh_option_override,
17737 sh_print_operand, prepare_move_operands,
17738 sh_can_follow_jump): Remove TARGET_SH1 checks.
17739 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
17740 PROMOTE_MODE): Likewise.
17741 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
17744 2016-04-30 Alan Modra <amodra@gmail.com>
17746 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
17747 restoring when fixed_reg_p, but allow out-of-line or stmw save.
17748 Check for user regs later to avoid unnecessary looping over regs.
17749 Merge user reg check with non-saved reg check. Don't force
17750 inline VR restore when static chain used.
17751 (rs6000_frame_related): Omit eh_frame info for user regs when
17753 (fixed_regs_p): Delete.
17755 2016-04-30 Alan Modra <amodra@gmail.com>
17757 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
17758 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
17761 2016-04-30 Alan Modra <amodra@gmail.com>
17764 * config/rs6000/rs6000.c (fixed_reg_p): New function.
17765 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
17768 2016-04-30 Alan Modra <amodra@gmail.com>
17770 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
17771 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
17772 flag_pic test for Darwin.
17774 2016-04-30 Alan Modra <amodra@gmail.com>
17776 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
17777 throw_calls_crossed.
17778 (REG_FREQ_CALLS_CROSSED): Delete.
17779 (REG_N_THROWING_CALLS_CROSSED): Delete.
17780 * regstat.c (regstat_bb_compute_ri): Don't calculate
17781 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
17782 (dump_reg_info): Don't print call cross frequency.
17783 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
17784 and REG_N_THROWING_CALLS_CROSSED.
17786 2016-04-30 Alan Modra <amodra@gmail.com>
17788 * regs.h (struct reg_info_t): Delete live_length.
17789 (REG_LIVE_LENGTH): Delete macro.
17790 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
17791 local_live, local_processed and local_live_last_luid params.
17792 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
17794 (regstat_compute_ri): Adjust for above. Don't set
17796 (dump_reg_info): Don't print live length.
17797 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
17798 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
17799 Localize loop_depth var.
17801 2016-04-30 Alan Modra <amodra@gmail.com>
17803 * ira.c (enum valid_equiv): New.
17804 (validate_equiv_mem): Return enum.
17805 (update_equiv_mem): Create replacement in more cases.
17806 (add_store_equivs): Update validate_equiv_mem call.
17808 2016-04-30 Alan Modra <amodra@gmail.com>
17810 * ira.c (combine_and_move_insns): Rather than scanning insns,
17811 use DF infrastucture to find use and def insns.
17813 2016-04-30 Alan Modra <amodra@gmail.com>
17815 ira.c (combine_and_move_insns): Move invariant conditions..
17816 (ira.c): ..to here. Call combine_and_move_insns before
17817 add_store_equivs. Call grow_reg_equivs later. Allocate
17818 req_equiv later using max_reg_num() rather than global max_regno.
17819 (contains_replace_regs): Delete.
17820 (add_store_equivs): Remove contains_replace_regs test.
17822 2016-04-30 Alan Modra <amodra@gmail.com>
17824 * ira.c (struct equiv_mem_data): New.
17825 (equiv_mem, equiv_mem_modified): Delete static vars.
17826 (validate_equiv_mem_from_store): Use "data" param to communicate..
17827 (validate_equiv_mem): ..from here.
17829 2016-04-30 Alan Modra <amodra@gmail.com>
17831 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
17833 (update_reg_equivs): ..here. Move allocation and freeing of
17834 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
17835 end_alias_analysis to..
17838 2016-04-30 Alan Modra <amodra@gmail.com>
17840 * ira.c (pdx_subregs): Delete.
17841 (struct equivalence): Add pdx_subregs field.
17842 (set_paradoxical_subreg): Remove pdx_subregs param. Update
17843 pdx_subregs access.
17844 (update_equiv_regs): Don't create or free pdx_subregs. Update
17845 pdx_subregs access.
17847 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17849 * config/rs6000/altivec.h: Change definitions of vec_xl and
17851 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
17852 (LD_ELEMREV_V2DI): New.
17853 (LD_ELEMREV_V4SF): New.
17854 (LD_ELEMREV_V4SI): New.
17855 (LD_ELEMREV_V8HI): New.
17856 (LD_ELEMREV_V16QI): New.
17857 (ST_ELEMREV_V2DF): New.
17858 (ST_ELEMREV_V2DI): New.
17859 (ST_ELEMREV_V4SF): New.
17860 (ST_ELEMREV_V4SI): New.
17861 (ST_ELEMREV_V8HI): New.
17862 (ST_ELEMREV_V16QI): New.
17865 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17866 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
17867 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
17868 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
17869 (altivec_expand_builtin): Add handling for
17870 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
17871 (rs6000_invalid_builtin): Add error-checking for
17872 RS6000_BTM_P9_VECTOR.
17873 (altivec_init_builtins): Define builtins used to implement vec_xl
17875 (rs6000_builtin_mask_names): Define power9-vector.
17876 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
17877 (RS6000_BTM_P9_VECTOR): Define.
17878 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
17879 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
17880 (vsx_ld_elemrev_v2df): Likewise.
17881 (vsx_ld_elemrev_v4sf): Likewise.
17882 (vsx_ld_elemrev_v4si): Likewise.
17883 (vsx_ld_elemrev_v8hi): Likewise.
17884 (vsx_ld_elemrev_v16qi): Likewise.
17885 (vsx_st_elemrev_v2df): Likewise.
17886 (vsx_st_elemrev_v2di): Likewise.
17887 (vsx_st_elemrev_v4sf): Likewise.
17888 (vsx_st_elemrev_v4si): Likewise.
17889 (vsx_st_elemrev_v8hi): Likewise.
17890 (vsx_st_elemrev_v16qi): Likewise.
17891 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
17894 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
17896 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
17898 (simplify_control_stmt_condition_1): ... here. Recurse into
17899 BIT_AND_EXPRs and BIT_IOR_EXPRs.
17901 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
17904 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
17905 (zero_extendqi<mode>2_dot): Revert earlier conversion from
17906 define_insn_and_split to define_insn.
17907 (zero_extendqi<mode>2_dot2): Same.
17908 (extendqi<mode>2_dot): Same.
17909 (extendqi<mode>2_dot2): Same.
17911 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17913 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
17914 (probe_stack): New expander.
17915 (probe_stack_<mode>): New insn pattern.
17917 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17919 * config/i386/i386.md
17920 (operations with memory inputs setting flags peephole2):
17921 Remove uneeded REG_P checks. Cleanup pattern generation.
17923 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
17925 * tree-vect-loop.c (vect_transform_loop): Fix
17926 nb_iterations_upper_bound computation for vectorized loop.
17928 2016-04-29 Marek Polacek <polacek@redhat.com>
17929 Jakub Jelinek <jakub@redhat.com>
17932 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
17933 TARGET_EXPR_SLOT as a base.
17935 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
17937 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
17938 with 'rCm2' constraints to limit possible immediate size.
17939 (*load_zeroextendqisi_update): Likewise.
17940 (*load_signextendqisi_update): Likewise.
17941 (*loadhi_update): Likewise.
17942 (*load_zeroextendhisi_update): Likewise.
17943 (*load_signextendhisi_update): Likewise.
17944 (*loadsi_update): Likewise.
17945 (*loadsf_update): Likewise.
17947 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17949 * config/i386/predicates.md (constm1_operand): Fix comparison.
17951 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
17953 * testsuite/gcc.target/arc/ieee_eq.c: New test.
17955 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
17957 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
17958 remaining SH5 related settings.
17959 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
17960 shmedia_prepare_call_address): Delete.
17961 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
17962 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
17963 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
17964 UNSUPPORTED_SH2A): Remove m5 checks.
17965 (sh_divide_strategy_e): Remove SH5 division strategies.
17966 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
17967 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
17969 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
17971 * config/s390/s390.c (s390_rtx_costs): Update documentation.
17973 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17975 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
17976 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
17977 Change lder to ldr.
17978 * config/s390/vector.md ("mov<mode>"): Likewise.
17980 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
17982 * config/s390/constraints.md ("U", "W"): Invoke
17983 s390_mem_constraint with "ZR" and "ZT".
17984 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
17985 addresses when using LRA. Accept also short displacements for S
17986 and T constraints. Do not check for long displacement target for
17987 S and T constraints.
17988 (s390_mem_constraint): Remove handling of U and W constraints.
17989 * config/s390/s390.md (various patterns): Remove the short
17990 displacement constraints (Q and R) if a long displacement
17991 constraint is present. Add longdisp as required CPU capability.
17992 * config/s390/vector.md: Likewise.
17993 * config/s390/vx-builtins.md: Likewise.
17995 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17998 * reload1.c (reload): Call finish_spills before
17999 restarting reload loop. Skip select_reload_regs
18000 if update_eliminables_and_spill returns true.
18002 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
18004 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
18005 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
18006 (umulhisi3_imm): Update predicates and constraint letters.
18007 (umulhisi3_reg): Declare instruction as commutative.
18008 * config/arc/constraints.md (J12, J16): New constraints.
18009 * config/arc/predicates.md (short_unsigned_const_operand): New
18011 (arc_short_operand): Likewise.
18012 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
18014 2016-04-29 Richard Biener <rguenther@suse.de>
18016 PR tree-optimization/13962
18017 PR tree-optimization/65686
18018 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
18019 * tree-ssa-alias.c (ptrs_compare_unequal): New function
18020 using PTA to compare pointers.
18021 * match.pd: Add pattern for pointer equality compare simplification
18022 using ptrs_compare_unequal.
18024 2016-04-29 Richard Biener <rguenther@suse.de>
18026 * stor-layout.c (layout_type): Do not build a pointer-to-element
18029 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
18031 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
18032 Use SWI mode iterator. Use general_reg_operand predicate.
18033 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
18034 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
18037 2016-04-29 Jakub Jelinek <jakub@redhat.com>
18039 PR middle-end/70843
18040 * fold-const.c (operand_equal_p): Don't verify hash value equality
18042 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
18045 2016-04-28 Jakub Jelinek <jakub@redhat.com>
18048 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
18049 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
18050 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
18051 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
18052 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
18054 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
18056 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
18057 to info. Don't initialize separate fields to 0. Clean up
18060 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
18062 * config/i386/i386.md (peephole2s for operations with memory inputs):
18063 Use SWI mode iterator.
18064 (peephole2s for operations with memory outputs): Ditto.
18065 Do not check for stack checking probe.
18067 (probe_stack): Remove expander.
18069 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
18070 Andrew Burgess <andrew.burgess@embecosm.com>
18072 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
18073 operands as 32-bits.
18075 2016-04-28 Jason Merrill <jason@redhat.com>
18077 * gdbinit.in: Skip line-map.h.
18079 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
18080 Andrew Burgess <andrew.burgess@embecosm.com>
18082 * config/arc/arc.c (arc_conditional_register_usage): Take
18083 TARGET_RRQ_CLASS into account.
18084 (arc_print_operand): Support printing 'p' and 's' operands.
18085 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
18087 (TARGET_RRQ_CLASS): Define.
18088 (IS_POWEROF2_OR_0_P): Define.
18089 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
18091 (*tst_movb): New define_insn.
18092 (*tst): Avoid recognition if it could prevent '*tst_movb'
18093 combination; replace c/CnL with c/Chs alternative.
18094 (*tst_bitfield_tst): New define_insn.
18095 (*tst_bitfield_asr): New define_insn.
18096 (*tst_bitfield): New define_insn.
18097 (andsi3_i): Add Rrq variant.
18098 (extzv): New define_expand.
18099 (insv): New define_expand.
18100 (*insv_i): New define_insn.
18101 (*movb): New define_insn.
18102 (*movb_signed): New define_insn.
18103 (*movb_high): New define_insn.
18104 (*movb_high_signed): New define_insn.
18105 (*movb_high_signed + 1): New define_split pattern.
18106 (*mrgb): New define_insn.
18107 (*mrgb + 1): New define_peephole2 pattern.
18108 (*mrgb + 2): New define_peephole2 pattern.
18109 * config/arc/arc.opt (mbitops): New option for nps400, uses
18110 TARGET_NPS_BITOPS_DEFAULT.
18111 * config/arc/constraints.md (q): Make register class conditional.
18112 (Rrq): New register constraint.
18113 (Chs): New constraint.
18114 (Clo): New constraint.
18115 (Chi): New constraint.
18116 (Cbf): New constraint.
18117 (Cbn): New constraint.
18118 (C18): New constraint.
18119 (Cbi): New constraint.
18121 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
18123 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
18125 (bitmap_intersection_of_preds): Ditto.
18126 (bitmap_union_of_succs): Ditto.
18127 (bitmap_union_of_preds): Ditto.
18128 * sbitmap.c (do_popcount): Delete.
18129 (BITMAP_DEBUGGING): Delete.
18130 (sbitmap_verify_popcount): Delete.
18131 (sbitmap_alloc): Don't initialize the popcount field.
18132 (sbitmap_alloc_with_popcount): Delete.
18133 (sbitmap_resize): Don't resize the popcount array.
18134 (sbitmap_vector_alloc): Don't initialize the popcount field.
18135 (bitmap_copy): Don't copy the popcount array.
18136 (bitmap_clear): Don't clear the popcount array.
18137 (bitmap_clear): Delete the popcount array handling.
18138 (bitmap_ior_and_compl): Delete the popcount assert.
18139 (bitmap_not): Ditto.
18140 (bitmap_and_compl): Ditto.
18141 (bitmap_and): Delete the popcount array handling.
18142 (bitmap_xor): Ditto.
18143 (bitmap_ior): Ditto.
18144 (bitmap_or_and): Delete the popcount assert.
18145 (bitmap_and_or): Ditto.
18146 (popcount_table): Delete.
18147 (sbitmap_elt_popcount): Delete.
18148 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
18149 (bitmap_set_bit): Delete the popcount assert.
18150 (bitmap_clear_bit): Ditto.
18151 (sbitmap_free): Don't free the popcount array.
18152 (sbitmap_alloc_with_popcount): Delete declaration.
18153 (sbitmap_popcount): Ditto.
18155 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
18156 Andrew Burgess <andrew.burgess@embecosm.com>
18158 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
18159 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
18160 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
18161 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
18162 * config/arc/arc.opt (mcmem): New option.
18163 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
18164 supply length for r/m alternative.
18165 (*extendqisi2_ac): Likewise.
18166 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
18168 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
18169 (movhi_insn): Likewise.
18170 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
18171 (*zero_extendqihi2_i): Add r/Ucm alternative.
18172 (*zero_extendqisi2_ac): Likewise.
18173 (*zero_extendhisi2_i): Likewise.
18174 * config/arc/constraints.md (Uex): New memory constraint.
18175 (Ucm): New define_constraint.
18176 * config/arc/predicates.md (long_immediate_loadstore_operand):
18177 Return 0 for MEM with cmem_address address.
18178 (cmem_address_0): New predicates.
18179 (cmem_address_1): Likewise.
18180 (cmem_address_2): Likewise.
18181 (cmem_address): Likewise.
18183 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
18185 * config/rs6000/rs6000.c (machine_function): Rename
18186 insn_chain_scanned_p to spe_insn_chain_scanned_p.
18187 (rs6000_stack_info): Adjust.
18189 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
18190 Andrew Burgess <andrew.burgess@embecosm.com>
18192 * config/arc/constraints.md (Usd): Convert to define_constraint.
18196 2016-04-28 Jakub Jelinek <jakub@redhat.com>
18199 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
18200 Add new peephole2 where the first insn is *mov<mode>_or instead of
18201 *mov<mode>_internal.
18203 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
18205 * tracer.c (bb_seen): Make static.
18207 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
18209 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
18210 support, setup defaults.
18211 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
18212 * config/arc/arc.c (arc_init): Add NPS400 support.
18213 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
18214 (TARGET_ARC700): NPS400 is also an ARC700.
18215 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
18217 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
18220 * config/nds32/nds32.md (casesi): Don't access the operands array
18223 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
18225 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
18226 (or $-1,reg peephole2): Ditto.
18227 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
18229 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
18231 * doc/extend.texi (Common Function Attributes) [optimize]:
18232 Discourage use of the optimize attribute.
18234 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
18236 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
18237 special case builtin.
18238 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
18239 ALTIVEC_BUILTIN_VEC_ADDE.
18240 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
18241 support for ALTIVEC_BUILTIN_VEC_ADDE.
18242 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
18243 for __builtin_vec_adde.
18245 2016-04-28 Jakub Jelinek <jakub@redhat.com>
18247 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
18248 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
18250 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18253 * doc/sourcebuild.texi (Effective-Target Keywords, Other
18254 attributes): Document cilkplus_runtime.
18256 2016-04-28 Martin Jambor <mjambor@suse.cz>
18258 * tree-cfg.c (verify_expr): Verify that local declarations belong to
18259 this function. Call verify_expr on MEM_REFs and bases of other
18260 handled_components.
18262 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18264 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
18265 for WORD_REGISTER_OPERATIONS to runtime check.
18267 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
18269 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
18271 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
18273 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
18274 big-endian compilation.
18275 * config/arc/arc.md (addf3): Likewise.
18276 (subdf3): Likewise.
18277 (muldf3): Likewise.
18279 2016-04-28 Richard Biener <rguenther@suse.de>
18281 PR tree-optimization/70840
18282 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
18283 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
18284 Mark x * pow(x,c) -> pow(x,c+1) commutative.
18285 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
18287 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18289 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
18290 and explain why in a comment.
18292 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
18294 * config/arc/arc.md (cpu_facility): Add fpx variant.
18295 (subdf3): Prohibit use reverse sub when assist operations option
18297 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
18298 instructions only when FPX is enabled.
18299 * testsuite/gcc.target/arc/trsub.c: New test.
18301 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
18303 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
18304 mult_operator when calculating "type" attribute.
18305 (*fop_<mode>_1_i387): Ditto.
18306 (*fop_xf_1_i387): Ditto.
18307 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
18308 Use std::swap to swap operands. Use RTL expressions to generate
18311 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
18312 Joern Rennecke <joern.rennecke@embecosm.com>
18314 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
18316 (emit_pic_move): Remove.
18317 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
18318 * config/arc/arc.c (emit_pic_move): Removed.
18319 (TARGET_HAVE_TLS): Define.
18320 (arc_conditional_register_usage): Test for arc_tp_regno.
18321 (arc_print_operand, arc_print_operand_address): Handle TLS
18323 (arc_needs_pcl_p): New function.
18324 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
18325 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
18326 (arc_raw_symbolic_reference_mentioned_p): Likewise.
18327 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
18328 (arc_legitimize_tls_address): Likewise.
18329 (DTPOFF_ZERO_SYM): Define.
18330 (arc_legitimize_pic_address): Make it static, handle TLS cases.
18331 (arc_output_pic_addr_const): Print TLS unspecs.
18332 (prepare_pic_move): New function, replaces emit_pic_move.
18333 (arc_legitimate_constant_p): Handle TLS unspecs.
18334 (arc_legitimate_address_p): Likewise.
18335 (arc_rewrite_small_data_p): Use assert for TLS constants.
18336 (prepare_move_operands): Use prepare_pic_move.
18337 (arc_legitimize_address): Legitimize tls addresses.
18338 (arc_epilogue_uses): Check for arc_tp_regno.
18339 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
18340 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
18342 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
18344 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
18345 %(arc_tls_extra_start_spec).
18346 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
18347 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
18349 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
18350 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
18351 (UNSPEC_TLS_OFF): Add.
18353 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
18354 (get_thread_pointersi): New patterns.
18355 * config/arc/arc.opt (mtp-regno): New option.
18356 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
18357 (move_dest_operand): Likewise.
18358 * configure: Regenerate.
18359 * configure.ac: Add arc*-*-* case to test for tls.
18360 * doc/invoke.texi (ARC options): Document mtp-regno.
18362 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
18364 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
18365 the new ARC HS SIMD instructions.
18366 (arc_preferred_simd_mode): New function.
18367 (arc_autovectorize_vector_sizes): Likewise.
18368 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
18369 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
18370 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
18371 (arc_init_builtins): Add new SIMD builtin types.
18372 (arc_split_move): Handle 64 bit vector moves.
18373 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
18374 (TARGET_PLUS_QMACW): Define.
18375 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
18376 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
18377 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
18378 (VSUBADD4H): New builtins.
18379 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
18380 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
18382 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
18383 Matthias Klose <doko@debian.org>
18385 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
18387 2016-04-28 Richard Biener <rguenther@suse.de>
18389 PR middle-end/70777
18390 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
18393 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
18395 * common/config/sh/sh-common.c: Remove SH5 support.
18396 * config/sh/constraints.md: Likewise.
18397 * config/sh/config/sh/elf.h: Likewise.
18398 * config/sh/linux.h: Likewise.
18399 * config/sh/netbsd-elf.h: Likewise.
18400 * config/sh/predicates.md: Likewise.
18401 * config/sh/sh-c.c: Likewise.
18402 * config/sh/sh-protos.h: Likewise.
18403 * config/sh/sh.c: Likewise.
18404 * config/sh/sh.h: Likewise.
18405 * config/sh/sh.md: Likewise.
18406 * config/sh/sh.opt: Likewise.
18407 * config/sh/sync.md: Likewise.
18408 * config/sh/sh64.h: Delete.
18409 * config/sh/shmedia.h: Likewise.
18410 * config/sh/shmedia.md: Likewise.
18411 * config/sh/sshmedia.h: Likewise.
18412 * config/sh/t-netbsd-sh5-64: Likewise.
18413 * config/sh/t-sh64: Likewise.
18414 * config/sh/ushmedia.h: Likewise.
18416 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
18418 * config/i386/i386.md (sign_extend to memory peephole2s): Use
18419 general_reg_operand instead of register_operand predicate.
18421 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
18423 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
18425 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
18427 * match.pd (A - B > A, A + B < A): New transformations.
18429 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
18431 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
18432 which defaults to true. Emit an outer pair of parentheses only if
18433 EMIT_PARENS. When continuing a chain of && or || (or & or |),
18434 don't emit parentheses for the right-hand operand.
18436 2016-04-27 Jeff Law <law@redhat.com>
18438 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
18440 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18442 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
18443 (altivec_lvx_<mode>_internal): Document.
18444 (altivec_lvx_<mode>_2op): New define_insn.
18445 (altivec_lvx_<mode>_1op): Likewise.
18446 (altivec_lvx_<mode>_2op_si): Likewise.
18447 (altivec_lvx_<mode>_1op_si): Likewise.
18448 (altivec_stvx_<mode>): Remove.
18449 (altivec_stvx_<mode>_internal): Document.
18450 (altivec_stvx_<mode>_2op): New define_insn.
18451 (altivec_stvx_<mode>_1op): Likewise.
18452 (altivec_stvx_<mode>_2op_si): Likewise.
18453 (altivec_stvx_<mode>_1op_si): Likewise.
18454 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18455 Expand vec_ld and vec_st during parsing.
18456 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
18458 (altivec_expand_stvx_be): Likewise.
18459 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
18460 address-masking behavior in RTL.
18461 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
18462 address-masking behavior in RTL.
18463 (altivec_expand_builtin): Change builtin code arguments for calls
18464 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
18465 (insn_is_swappable_p): Avoid incorrect swap optimization in the
18466 presence of lvx/stvx patterns.
18467 (alignment_with_canonical_addr): New function.
18468 (alignment_mask): Likewise.
18469 (find_alignment_op): Likewise.
18470 (recombine_lvx_pattern): Likewise.
18471 (recombine_stvx_pattern): Likewise.
18472 (recombine_lvx_stvx_patterns): Likewise.
18473 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
18474 stvx patterns from expand.
18475 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
18477 (vector_altivec_store_<mode>): Likewise.
18479 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
18481 * config/aarch64/aarch64.md
18482 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
18483 remove the "fp" attributes.
18484 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
18485 add the "simd" attributes.
18486 (*movdf_aarch64): Likewise.
18487 (*movtf_aarch64): Remove the "fp" attributes.
18488 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
18489 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
18491 2016-04-27 David Malcolm <dmalcolm@redhat.com>
18493 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
18494 rtx to rtx_code_label *.
18495 * rtl.h (maybe_set_first_label_num): Likewise.
18497 2016-04-27 David Malcolm <dmalcolm@redhat.com>
18499 * df-core.c (df_add_problem): Make the problem param be const.
18500 (df_remove_problem): Make local "problem" be const.
18501 * df-problems.c (problem_RD): Make const.
18502 (problem_LR): Likewise.
18503 (problem_LIVE): Likewise.
18504 (problem_MIR): Likewise.
18505 (problem_CHAIN): Likewise.
18506 (problem_WORD_LR): Likewise.
18507 (problem_NOTE): Likewise.
18508 (problem_MD): Likewise.
18509 * df-scan.c (problem_SCAN): Likewise.
18510 * df.h (struct df_problem): Make field "dependent_problem" be
18512 (struct dataflow): Likewise for field "problem".
18513 (df_add_problem): Make param const.
18515 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
18517 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
18518 inter-unit moves to/from vector registers are enabled. Do not disable
18521 2016-04-27 David Malcolm <dmalcolm@redhat.com>
18523 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
18524 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
18526 (enum df_problem_id): ...this new enum.
18527 (struct df_problem): Convert field "id" from "int" to
18528 enum df_problem_id.
18530 2016-04-27 David Malcolm <dmalcolm@redhat.com>
18532 * rtl.def: Update comment for "things in the instruction chain" to
18533 reflect the removal of the leading "i" field for INSN_UID in
18534 r210360. Fix bogus apostrophe.
18536 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
18538 * config/i386/i386.md
18539 (lea arith with mem operand + setcc peephole2): Set operator mode.
18541 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
18544 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
18545 (dimode_scalar_to_vector_candidate_p): This.
18546 (timode_scalar_to_vector_candidate_p): New function.
18547 (scalar_to_vector_candidate_p): Likewise.
18548 (timode_check_non_convertible_regs): Likewise.
18549 (timode_remove_non_convertible_regs): Likewise.
18550 (remove_non_convertible_regs): Likewise.
18551 (remove_non_convertible_regs): Renamed to ...
18552 (dimode_remove_non_convertible_regs): This.
18553 (scalar_chain::~scalar_chain): Make it virtual.
18554 (scalar_chain::compute_convert_gain): Make it pure virtual.
18555 (scalar_chain::mark_dual_mode_def): Likewise.
18556 (scalar_chain::convert_insn): Likewise.
18557 (scalar_chain::convert_registers): Likewise.
18558 (scalar_chain::add_to_queue): Make it protected.
18559 (scalar_chain::emit_conversion_insns): Likewise.
18560 (scalar_chain::replace_with_subreg): Likewise.
18561 (scalar_chain::replace_with_subreg_in_insn): Likewise.
18562 (scalar_chain::convert_op): Likewise.
18563 (scalar_chain::convert_reg): Likewise.
18564 (scalar_chain::make_vector_copies): Likewise.
18565 (scalar_chain::convert_registers): New pure virtual function.
18566 (class dimode_scalar_chain): New class.
18567 (class timode_scalar_chain): Likewise.
18568 (scalar_chain::mark_dual_mode_def): Renamed to ...
18569 (dimode_scalar_chain::mark_dual_mode_def): This.
18570 (timode_scalar_chain::mark_dual_mode_def): New function.
18571 (timode_scalar_chain::convert_insn): Likewise.
18572 (dimode_scalar_chain::convert_registers): Likewise.
18573 (scalar_chain::compute_convert_gain): Renamed to ...
18574 (dimode_scalar_chain::compute_convert_gain): This.
18575 (scalar_chain::replace_with_subreg): Renamed to ...
18576 (dimode_scalar_chain::replace_with_subreg): This.
18577 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
18578 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
18579 (scalar_chain::make_vector_copies): Renamed to ...
18580 (dimode_scalar_chain::make_vector_copies): This.
18581 (scalar_chain::convert_reg): Renamed to ...
18582 (dimode_scalar_chain::convert_reg ): This.
18583 (scalar_chain::convert_op): Renamed to ...
18584 (dimode_scalar_chain::convert_op): This.
18585 (scalar_chain::convert_insn): Renamed to ...
18586 (dimode_scalar_chain::convert_insn): This.
18587 (scalar_chain::convert): Call convert_registers.
18588 (convert_scalars_to_vector): Change to scalar_chain pointer to
18589 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
18590 in 32-bit mode. Delete scalar_chain pointer. Call
18591 free_dominance_info in 64-bit mode.
18592 (pass_stv::gate): Remove TARGET_64BIT check.
18593 (ix86_option_override): Put the 64-bit STV pass before the CSE
18596 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
18598 * dwarf2out.h (struct dw_loc_descr_node): Remove the
18599 dw_loc_frame_offset field.
18600 * dwarf2out.c (new_loc_descr): Likewise.
18601 (resolve_args_picking_1): Turn the VISITED hash set into a
18602 FRAME_OFFSET hash map. Use it to associate a frame offset to
18603 visited nodes. Remove uses of the CHECKING_P macro.
18604 (resolve_args_picking): Update call to resolve_args_picking_1.
18606 2016-04-27 Martin Liska <mliska@suse.cz>
18608 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
18609 (free_loop_data): Release vuses of groups.
18611 2016-04-27 Bin Cheng <bin.cheng@arm.com>
18613 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
18614 instead of redundant use_id and boolean have_use_for.
18615 (struct iv_use): Change sub_id into group_id. Remove field next.
18616 Move fields: related_cands, n_map_members, cost_map and selected
18618 (struct iv_group): ... here. New structure.
18619 (struct iv_common_cand): Use structure declaration directly.
18620 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
18621 (MAX_CONSIDERED_USES): Rename macro to ...
18622 (MAX_CONSIDERED_GROUPS): ... here.
18623 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
18624 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
18625 (dump_uses): Rename to ...
18626 (dump_groups): ... here. Update all uses.
18627 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
18628 (find_induction_variables): Refactor format of dump information.
18629 (record_sub_use): Delete.
18630 (record_use): Update all uses.
18631 (record_group): New function.
18632 (record_group_use, find_interesting_uses_op): Call above functions.
18634 (find_interesting_uses_cond): Ditto.
18635 (group_compare_offset): New function.
18636 (split_all_small_groups): Rename to ...
18637 (split_small_address_groups_p): ... here. Update all uses.
18638 (split_address_groups): Update all uses.
18639 (find_interesting_uses): Refactor format of dump information.
18640 (add_candidate_1): Update all uses. Remove redundant check on iv,
18642 (add_candidate, record_common_cand): Remove redundant assert.
18643 (add_iv_candidate_for_biv): Update use.
18644 (add_iv_candidate_derived_from_uses): Update all uses.
18645 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
18646 (alloc_use_cost_map): Ditto.
18647 (set_use_iv_cost, get_use_iv_cost): Rename to ...
18648 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
18649 (determine_use_iv_cost_generic): Ditto.
18650 (determine_group_iv_cost_generic): Ditto.
18651 (determine_use_iv_cost_address): Ditto.
18652 (determine_group_iv_cost_address): Ditto.
18653 (determine_use_iv_cost_condition): Ditto.
18654 (determine_group_iv_cost_cond): Ditto.
18655 (determine_use_iv_cost): Ditto.
18656 (determine_group_iv_cost): Ditto.
18657 (set_autoinc_for_original_candidates): Update all uses.
18658 (find_iv_candidates): Update all uses. Refactor dump information.
18659 (determine_use_iv_costs): Ditto.
18660 (determine_iv_costs): Ditto.
18661 (iv_ca_cand_for_use): Rename to ...
18662 (iv_ca_cand_for_group): ... here. Update all uses.
18663 (iv_ca_add_use, iv_ca_add_group): Ditto.
18664 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
18665 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
18666 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
18667 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
18668 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
18669 (create_new_iv, adjust_iv_update_pos): Ditto.
18670 (rewrite_use_address): Delete.
18671 (rewrite_use_address_1): Rename to ...
18672 (rewrite_use_address): ... here.
18673 (rewrite_use_compare): Update all uses.
18674 (rewrite_use): Delete.
18675 (rewrite_uses): Rename to ...
18676 (rewrite_groups): ... here. Update all uses.
18677 (remove_unused_ivs, free_loop_data): Update all uses.
18678 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
18680 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18682 * rtlanal.c (nonzero_bits1): Convert preprocessor check
18683 for WORD_REGISTER_OPERATIONS to runtime check.
18685 2016-04-27 Richard Biener <rguenther@suse.de>
18688 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
18689 aggregate_value_p to determine if a function result is
18690 returned by reference.
18691 (ipa_pta_execute): Functions having their address taken are
18692 not automatically nonlocal.
18694 2016-04-27 Jakub Jelinek <jakub@redhat.com>
18697 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
18698 * fold-const.c (operand_equal_p): If flag_checking and
18699 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
18700 and if it returns non-zero, assert iterative_hash_expr on both
18703 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
18705 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
18707 2016-04-27 Nick Clifton <nickc@redhat.com>
18709 PR middle-end/49889
18710 * varasm.c (merge_weak): Generate an error if an attempt is made
18711 to convert a non-weak static function into a weak, public function.
18713 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
18715 * params.def (MAX_PARTITION_SIZE): New param.
18716 * doc/invoke.texi: Document lto-max-partition.
18718 2016-04-27 Richard Biener <rguenther@suse.de>
18721 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
18722 function cummulating used_from_other_partition, externally_visible
18723 and force_output from aliases.
18724 (refered_from_nonlocal_var): Likewise.
18725 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
18726 node flags properly.
18728 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
18730 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
18731 (-Wmemset-elt-size): New item.
18733 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
18736 * stor-layout.h (internal_reference_types): Delete.
18737 * stor-layout.c (reference_types_internal): Likewise.
18738 (internal_reference_types): Likewise.
18739 (layout_type) <REFERENCE_TYPE>: Adjust.
18741 2016-04-27 Jakub Jelinek <jakub@redhat.com>
18744 * tree.h (inchash::add_expr): Add FLAGS argument.
18745 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
18746 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
18747 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
18748 Formatting fix. Adjust recursive calls. For tcc_comparison,
18749 if swap_tree_comparison (code) is smaller than code, hash that
18750 and arguments in the other order. Hash CONVERT_EXPR the same
18751 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
18752 of ADDR_EXPR of decl as the decl itself. Add or remove
18753 OEP_ADDRESS_OF from recursive flags as needed. For
18754 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
18755 operands commutatively and only the third one normally.
18756 For internal CALL_EXPR hash in CALL_EXPR_IFN.
18758 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
18760 * config/rtems.h (LIB_SPEC): Add -latomic.
18762 2016-04-27 Joel Sherrill <joel@rtems.org>
18764 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
18765 xilink.ld and flags not relevant to RTEMS.
18767 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
18769 * toplev.c (backend_init_target): Avoid calling init_reload when using
18772 2016-04-26 Jakub Jelinek <jakub@redhat.com>
18774 * reorg.c (try_merge_delay_insns): Declare i and j inside the
18775 for loops rather than one for the whole function.
18777 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
18779 * match.pd (X + CST CMP X): New transformation.
18781 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
18783 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
18784 * fold-const.c (fold_binary_loc): Remove 2 transformations
18785 superseded by match.pd.
18786 * match.pd (x+x -> x*2): Generalize to integers.
18788 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
18790 * config/i386/i386.md (operation on memory peephole): Duplicate an
18791 existing peephole and adapt it to match lea rather than an operation
18794 PR rtl-optimization/57193
18795 * opts.c (default_options_table): Add OPT_frename_registers at -O2
18797 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
18799 2016-04-26 Bin Cheng <bin.cheng@arm.com>
18801 * tree-if-conv.c (any_pred_load_store): New static variable.
18802 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
18803 any_pred_load_store instead of and_mask_load_store.
18804 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
18805 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
18806 (combine_blocks, tree_if_conversion): Ditto.
18808 2016-04-26 Bin Cheng <bin.cheng@arm.com>
18810 PR tree-optimization/70771
18811 PR tree-optimization/70775
18812 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
18813 virtual PHI nodes. Delete parameter.
18814 (if_convertible_loop_p_1): Delete argument to above function.
18815 (predicate_all_scalar_phis): Delete code handling single-argument
18817 (tree_if_conversion): Mark and update virtual SSA.
18819 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18822 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
18823 (x86_elf_aligned_common): Rename to ...
18824 (x86_elf_aligned_decl_common): ... this.
18825 Add decl arg. Switch to .lbss for largecomm object. Use
18826 LARGECOMM_SECTION_ASM_OP.
18827 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
18829 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
18830 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
18832 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
18833 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
18835 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18838 * config/i386/i386.c (SECTION_LARGE): Define.
18839 (x86_64_elf_select_section): Set it for large data/bss sections.
18840 Only clear SECTION_WRITE for .lrodata.
18841 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
18843 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
18844 * varasm.c (default_elf_asm_named_section): Grow flagchars.
18845 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
18847 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
18848 * doc/tm.texi: Regenerate.
18850 2016-04-26 Jakub Jelinek <jakub@redhat.com>
18853 * configure.ac (--enable-checking): Document extra flag, for
18854 non-release builds default to --enable-checking=yes,extra.
18855 If misc checking and extra checking, define CHECKING_P to 2 instead
18857 * common.opt (fchecking=): Add.
18858 * doc/invoke.texi (-fchecking=): Document.
18859 * doc/install.texi: Document --enable-checking changes.
18860 * configure: Regenerated.
18861 * config.in: Regenerated.
18863 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18865 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
18866 attribute instead of which_alternative.
18867 * config/i386/sse.md (*mov<mode>_internal): Ditto.
18868 Use EXT_REX_SSE_REG_P where appropriate.
18870 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18872 * config/i386/predicates.md (const0_operand): Do not match
18873 const_wide_int code.
18874 (const1_operand): Ditto.
18876 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18878 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
18879 for SSE constm1 operands and TARGET_AVX512VL.
18880 (*movti_internal): Ditto.
18881 (*mov<mode>_or): Use constm1_operand predicate.
18882 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
18883 for SSE vector_all_ones operands and TARGET_AVX512VL.
18884 * config/i386/predicates.md (constm1_operand): New predicate.
18885 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
18886 emission of constant -1 load.
18888 2016-04-25 Jason Merrill <jason@redhat.com>
18890 * gdbinit.in: Skip is-a.h.
18892 * attribs.c (register_scoped_attributes): Fix logic.
18893 * attribs.h: Declare register_scoped_attributes.
18895 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18897 * config/rs6000/rs6000-builtin.def: Correct pasto error for
18898 stxvd2x and stxvw4x built-in functions.
18900 2016-04-25 DJ Delorie <dj@redhat.com>
18902 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
18903 (ashrhi3): Likewise.
18904 (lshrhi3): Likewise.
18906 2016-04-25 Richard Biener <rguenther@suse.de>
18908 PR tree-optimization/70780
18909 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
18910 wasn't visited yet.
18911 (compute_antic): Mark blocks with abnormal preds as visited as
18912 they have a final empty antic-in solution already.
18914 2016-04-25 Michael Collison <michael.collison@linaro.org>
18916 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
18918 2016-04-25 Michael Collison <michael.collison@linaro.org>
18920 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
18921 mode is VQI to improve mixed mode vectorization.
18922 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
18923 define_insn to match low half of signed vaddw.
18924 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
18925 define_insn to match high half of signed vaddw.
18926 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
18927 define_insn to match low half of unsigned vaddw.
18928 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
18929 define_insn to match high half of unsigned vaddw.
18930 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
18931 (arm_simd_check_vect_par_cnst_half_p): Likewise.
18932 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
18934 (arm_simd_check_vect_par_cnst_half_p): Likewise.
18935 * config/arm/predicates.md (vect_par_constant_high): Support
18936 big endian and simplify by calling
18937 arm_simd_check_vect_par_cnst_half
18938 (vect_par_constant_low): Likewise.
18940 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18942 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
18943 predicate for operand 2.
18945 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
18946 H.J. Lu <hongjiu.lu@intel.com>
18948 * config/i386/i386-protos.h (standard_sse_constant_p): Add
18949 machine_mode argument.
18950 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
18951 constm1_rtx operands. For VOIDmode constants, get mode from
18952 pred_mode. Check mode size if the mode is supported by ABI.
18953 (standard_sse_constant_opcode): Do not use standard_constant_p.
18954 Strictly check ABI support for all-ones operands.
18955 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
18956 immediates. Update calls to standard_sse_constant_p.
18957 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
18958 (ix86_rtx_costs): Ditto.
18959 * config/i386/i386.md (*movxi_internal_avx512f): Use
18960 nonimmediate_or_sse_const_operand instead of vector_move_operand.
18961 Use (v,BC) alternative instead of (v,C). Use register_operand
18962 checks instead of MEM_P.
18963 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
18964 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
18965 isa attribute. Use register_operand checks instead of MEM_P.
18966 (*movti_internal): Use nonimmediate_or_sse_const_operand for
18967 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
18968 alternative and corresponding sse2 isa attribute.
18969 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
18970 to standard_sse_constant_p.
18971 (FP constant splitters): Ditto.
18972 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
18974 * config/i386/predicates.md (constm1_operand): Remove.
18975 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
18976 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
18977 vector_all_ones_operand instead of constm1_operand.
18979 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18981 * print-rtl.c (print_rtx_insn_vec): New function.
18982 * print-rtl.h: New prototype.
18983 * store-motion.c (struct st_expr): Make avail_stores a vector.
18984 (st_expr_entry): Adjust.
18985 (free_st_expr_entry): Likewise.
18986 (print_store_motion_mems): Likewise.
18987 (find_moveable_store): Likewise.
18988 (compute_store_table): Likewise.
18989 (delete_store): Likewise.
18990 (build_store_vectors): Likewise.
18992 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18994 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
18996 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18998 * vec.h (vec_safe_contains): New function.
18999 (vec::contains): Likewise.
19000 (vec::begin): Likewise.
19001 (vec::end): Likewise.
19003 2016-04-23 Jakub Jelinek <jakub@redhat.com>
19006 * cfgexpand.c (expand_stack_vars): Fix typo.
19008 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
19010 * system.h (list, map, set, vector): Include conditionally.
19011 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
19012 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
19013 * ipa-icf.c (INCLUDE_LIST): Define.
19014 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
19015 * config/sh/sh.c (INCLUDE_VECTOR): Define.
19016 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
19017 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
19018 * cp/logic.cc (INCLUDE_LIST): Define.
19019 * fortran/trans-common.c (INCLUDE_MAP): Define.
19021 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
19023 * auto-profile.c: Remove <string.h> include.
19024 * ipa-icf-gimple.c: Remove <list> include.
19025 * diagnostic.c: Remove <new> include.
19026 * genmatch.c: Likewise.
19027 * pretty-print.c: Likewise.
19028 * toplev.c: Likewise
19029 * c/c-objc-common.c: Likewise.
19030 * cp/error.c: Likewise.
19031 * fortran/error.c: Likewise.
19033 2016-04-22 Richard Biener <rguenther@suse.de>
19035 * lto-streamer-in.c (input_ssa_names): Do not allocate
19036 GIMPLE_NOP for all SSA names.
19037 * lto-streamer-out.c (output_ssa_names): Do not output
19038 SSA names that should have been released.
19040 2016-04-22 Richard Biener <rguenther@suse.de>
19042 PR tree-optimization/70740
19043 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
19046 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
19049 * config/i386/predicates.md (call_insn_operand): Replace
19050 sibcall_memory_operand with memory_operand.
19052 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
19054 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
19055 has_single_use() tests.
19056 (register_edge_assert_for_1): Likewise.
19057 (find_assert_locations_1): Check the liveness bitmap instead of
19058 checking has_single_use().
19060 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
19063 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
19064 Extract AVX-512BW constraint from AVX.
19066 2016-04-21 Richard Biener <rguenther@suse.de>
19068 PR tree-optimization/70725
19069 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
19070 for phi_convertible_by_degenerating_args.
19071 (predicate_all_scalar_phis): Handle single-argument PHIs.
19073 2016-04-21 Richard Biener <rguenther@suse.de>
19075 PR middle-end/70747
19076 * fold-const.c (fold_comparison): Return properly typed
19079 2016-04-21 Bin Cheng <bin.cheng@arm.com>
19081 PR tree-optimization/70715
19082 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
19083 after expanding BASE using expand_simple_operations.
19085 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
19087 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
19088 New transformations.
19090 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
19092 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
19094 2016-04-20 Jan Hubicka <jh@suse.cz>
19096 * ipa-inline.c (can_inline_edge_p): Pass caller info to
19097 ultiimate_alias_target.
19098 (update_callee_keys): Likewise.
19099 (lookup_recursive_calls): Likewise.
19100 (speculation_useful_p): Likewise.
19102 2016-04-20 Jan Hubicka <jh@suse.cz>
19105 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
19106 (set_nothrow_flag_1): ... this; handle interposition correctly;
19107 recurse on aliases and thunks.
19108 (cgraph_node::set_nothrow_flag): New.
19109 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
19110 functions compiled with non-call exceptions that binds to current
19112 (propagate_nothrow): Be safe WRT interposition.
19113 * cgraph.h (set_nothrow_flag): Update prototype.
19115 2016-04-18 Jan Hubicka <jh@suse.cz>
19117 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
19118 max_loop_iterations_int.
19119 (tree_unswitch_outer_loop): Likewise.
19121 2016-04-20 Bin Cheng <bin.cheng@arm.com>
19123 PR tree-optimization/69489
19124 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
19125 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
19126 Revise dump message.
19127 (if_convertible_bb_p): Remove check on edge count of basic block's
19130 2016-04-20 Bin Cheng <bin.cheng@arm.com>
19132 PR tree-optimization/56625
19133 PR tree-optimization/69489
19134 * tree-data-ref.h (DR_INNERMOST): New macro.
19135 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
19136 hashing struct innermost_loop_behavior.
19137 (ref_DR_map): Remove.
19138 (innermost_DR_map): New map.
19139 (baseref_DR_map): Revise comment.
19140 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
19141 to innermost_DR_map accroding to its innermost loop behavior.
19142 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
19143 to its innermost loop behavior.
19144 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
19145 Add initialization for innermost_DR_map. Record memory reference
19146 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
19147 have innermost loop behavior.
19148 (if_convertible_loop_p): Remove release for ref_DR_map. Release
19151 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
19153 * config/i386/i386.md (*lea<mode>_general_1): Rename from
19154 *lea_general_1. Use explicit SWI12 mode interator.
19155 (*lea<mode>_general_2): Rename from *lea_general_2.
19156 Use explicit SWI12 mode interator.
19157 (*lea<mode>_general_3): Rename from *lea_general_3.
19158 Use explicit SWI12 mode interator.
19159 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
19160 Use explicit SWI12 mode interator.
19161 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
19162 Use explicit SWI48 mode interator.
19164 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
19166 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
19167 Short-cut unaligned load and store cases. Handle all integer
19169 (ix86_expand_vector_move_misalign): Short-cut unaligned load
19170 and store cases. Call ix86_avx256_split_vector_move_misalign
19171 directly without checking mode class.
19173 2016-04-20 Andrew Pinski <apinski@cavium.com>
19174 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19177 * config/aarch64/aarch64.md (sibcall): Force call
19178 address to be DImode for ILP32.
19179 (sibcall_value): Likewise.
19181 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
19183 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
19185 2016-04-20 Richard Biener <rguenther@suse.de>
19187 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
19188 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
19189 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
19190 (maybe_push_res_to_seq): Adjust.
19191 * gimple-fold.c (maybe_build_generic_op): Likewise.
19193 2016-04-20 Marek Polacek <polacek@redhat.com>
19195 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
19198 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
19200 * config/i386/sse.md (vec_unpacks_lo_hi): Always
19201 use kmovw to support AVX512F target.
19203 2016-04-20 Bin Cheng <bin.cheng@arm.com>
19205 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
19207 2016-04-20 Marek Polacek <polacek@redhat.com>
19209 PR tree-optimization/70725
19210 * tree-if-conv.c (is_false_predicate): New function.
19211 (predicate_mem_writes): Use it.
19213 2016-04-20 Richard Biener <rguenther@suse.de>
19215 PR tree-optimization/70726
19216 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
19217 shift amounts from a pattern stmt operand.
19219 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19222 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
19223 stack_restore_from_fpr pattern when restoring r15.
19224 (s390_optimize_prologue): Strip away the memory barrier in the
19225 parallel when trying to get rid of restore insns.
19226 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
19227 definition for loading the stack pointer from an FPR. Compared to
19228 the normal move insn this pattern includes a full memory barrier.
19230 2016-04-19 Jakub Jelinek <jakub@redhat.com>
19232 PR middle-end/70680
19233 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
19234 implicitly linear or lastprivate iterator on the outer context.
19236 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
19238 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
19240 * config/i386/i386.md (ssememalign): Removed.
19241 * config/i386/sse.md: Remove ssememalign attribute from patterns.
19243 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
19246 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
19247 const short * to __builtin_ia32_loaddquhi512_mask.
19248 (_mm512_maskz_loadu_epi16): Likewise.
19249 (_mm512_mask_storeu_epi16): Pass short * to
19250 __builtin_ia32_storedquhi512_mask.
19251 (_mm512_mask_loadu_epi8): Pass const char * to
19252 __builtin_ia32_loaddquqi512_mask.
19253 (_mm512_maskz_loadu_epi8): Likewise.
19254 (_mm512_mask_storeu_epi8): Pass char * to
19255 __builtin_ia32_storedquqi512_mask.
19256 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
19257 const double * to __builtin_ia32_loadupd512_mask.
19258 (_mm512_mask_loadu_pd): Likewise.
19259 (_mm512_maskz_loadu_pd): Likewise.
19260 (_mm512_storeu_pd): Pass double * to
19261 __builtin_ia32_storeupd512_mask.
19262 (_mm512_mask_storeu_pd): Likewise.
19263 (_mm512_loadu_ps): Pass const float * to
19264 __builtin_ia32_loadups512_mask.
19265 (_mm512_mask_loadu_ps): Likewise.
19266 (_mm512_maskz_loadu_ps): Likewise.
19267 (_mm512_storeu_ps): Pass float * to
19268 __builtin_ia32_storeups512_mask.
19269 (_mm512_mask_storeu_ps): Likewise.
19270 (_mm512_mask_loadu_epi64): Pass const long long * to
19271 __builtin_ia32_loaddqudi512_mask.
19272 (_mm512_maskz_loadu_epi64): Likewise.
19273 (_mm512_mask_storeu_epi64): Pass long long *
19274 to __builtin_ia32_storedqudi512_mask.
19275 (_mm512_loadu_si512): Pass const int * to
19276 __builtin_ia32_loaddqusi512_mask.
19277 (_mm512_mask_loadu_epi32): Likewise.
19278 (_mm512_maskz_loadu_epi32): Likewise.
19279 (_mm512_storeu_si512): Pass int * to
19280 __builtin_ia32_storedqusi512_mask.
19281 (_mm512_mask_storeu_epi32): Likewise.
19282 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
19283 char * to __builtin_ia32_storedquqi256_mask.
19284 (_mm_mask_storeu_epi8): Likewise.
19285 (_mm256_mask_loadu_epi16): Pass const short * to
19286 __builtin_ia32_loaddquhi256_mask.
19287 (_mm256_maskz_loadu_epi16): Likewise.
19288 (_mm_mask_loadu_epi16): Pass const short * to
19289 __builtin_ia32_loaddquhi128_mask.
19290 (_mm_maskz_loadu_epi16): Likewise.
19291 (_mm256_mask_loadu_epi8): Pass const char * to
19292 __builtin_ia32_loaddquqi256_mask.
19293 (_mm256_maskz_loadu_epi8): Likewise.
19294 (_mm_mask_loadu_epi8): Pass const char * to
19295 __builtin_ia32_loaddquqi128_mask.
19296 (_mm_maskz_loadu_epi8): Likewise.
19297 (_mm256_mask_storeu_epi16): Pass short * to.
19298 __builtin_ia32_storedquhi256_mask.
19299 (_mm_mask_storeu_epi16): Pass short * to.
19300 __builtin_ia32_storedquhi128_mask.
19301 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
19302 const double * to __builtin_ia32_loadupd256_mask.
19303 (_mm256_maskz_loadu_pd): Likewise.
19304 (_mm_mask_loadu_pd): Pass onst double * to
19305 __builtin_ia32_loadupd128_mask.
19306 (_mm_maskz_loadu_pd): Likewise.
19307 (_mm256_mask_storeu_pd): Pass double * to
19308 __builtin_ia32_storeupd256_mask.
19309 (_mm_mask_storeu_pd): Pass double * to
19310 __builtin_ia32_storeupd128_mask.
19311 (_mm256_mask_loadu_ps): Pass const float * to
19312 __builtin_ia32_loadups256_mask.
19313 (_mm256_maskz_loadu_ps): Likewise.
19314 (_mm_mask_loadu_ps): Pass const float * to
19315 __builtin_ia32_loadups128_mask.
19316 (_mm_maskz_loadu_ps): Likewise.
19317 (_mm256_mask_storeu_ps): Pass float * to
19318 __builtin_ia32_storeups256_mask.
19319 (_mm_mask_storeu_ps): ass float * to
19320 __builtin_ia32_storeups128_mask.
19321 (_mm256_mask_loadu_epi64): Pass const long long * to
19322 __builtin_ia32_loaddqudi256_mask.
19323 (_mm256_maskz_loadu_epi64): Likewise.
19324 (_mm_mask_loadu_epi64): Pass const long long * to
19325 __builtin_ia32_loaddqudi128_mask.
19326 (_mm_maskz_loadu_epi64): Likewise.
19327 (_mm256_mask_storeu_epi64): Pass long long * to
19328 __builtin_ia32_storedqudi256_mask.
19329 (_mm_mask_storeu_epi64): Pass long long * to
19330 __builtin_ia32_storedqudi128_mask.
19331 (_mm256_mask_loadu_epi32): Pass const int * to
19332 __builtin_ia32_loaddqusi256_mask.
19333 (_mm256_maskz_loadu_epi32): Likewise.
19334 (_mm_mask_loadu_epi32): Pass const int * to
19335 __builtin_ia32_loaddqusi128_mask.
19336 (_mm_maskz_loadu_epi32): Likewise.
19337 (_mm256_mask_storeu_epi32): Pass int * to
19338 __builtin_ia32_storedqusi256_mask.
19339 (_mm_mask_storeu_epi32): Pass int * to
19340 __builtin_ia32_storedqusi128_mask.
19341 * config/i386/i386-builtin-types.def (PCSHORT): New.
19342 (PINT64): Likewise.
19343 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
19344 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
19345 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
19346 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
19347 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
19348 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
19349 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
19350 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
19351 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
19352 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
19353 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
19354 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
19355 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
19356 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
19357 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
19358 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
19359 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
19360 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
19361 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
19362 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
19363 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
19364 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
19365 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
19366 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
19367 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
19368 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
19369 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
19370 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
19371 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
19372 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
19373 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
19374 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
19375 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
19376 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
19377 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
19378 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
19379 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
19380 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
19381 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
19382 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
19383 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
19384 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
19385 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
19386 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
19387 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
19388 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
19389 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
19390 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
19391 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
19393 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
19394 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
19396 (ix86_expand_vector_move_misalign): Likewise.
19397 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
19398 to scalar function prototype for unaligned load/store builtins.
19399 (ix86_expand_special_args_builtin): Updated.
19400 * config/i386/sse.md (UNSPEC_LOADU): Removed.
19401 (UNSPEC_STOREU): Likewise.
19402 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
19403 (VI_ULOADSTORE_F_AVX512VL): Likewise.
19404 (ssescalarsize): Handle V4TI, V2TI and V1TI.
19405 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
19406 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
19407 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
19408 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
19409 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
19410 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
19411 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
19412 (<avx512>_storedqu<mode>_mask): Likewise.
19413 (*sse4_2_pcmpestr_unaligned): Likewise.
19414 (*sse4_2_pcmpistr_unaligned): Likewise.
19415 (*mov<mode>_internal): Renamed to ...
19416 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
19417 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
19418 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
19419 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
19421 2016-04-19 Richard Biener <rguenther@suse.de>
19423 PR tree-optimization/70171
19424 * tree-ssa-phiprop.c: Include stor-layout.h.
19425 (phiprop_insert_phi): Handle the aggregate copy case.
19426 (propagate_with_phi): Likewise.
19428 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
19430 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
19431 instead of simplify_gen_subreg (... , 0).
19432 (ix86_delegitimize_address): Ditto.
19433 (ix86_split_divmod): Ditto.
19434 (ix86_split_copysign_const): Ditto.
19435 (ix86_split_copysign_var): Ditto.
19436 (ix86_expand_args_builtin): Ditto.
19437 (ix86_expand_round_builtin): Ditto.
19438 (ix86_expand_special_args_builtin): Ditto.
19439 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
19440 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
19441 (udivmodqi4): Ditto.
19442 (absneg splitters): Ditto.
19443 (*jcc_bt<mode>_1): Ditto.
19445 2016-04-19 Richard Biener <rguenther@suse.de>
19447 PR tree-optimization/70724
19448 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
19449 restoring out from ...
19450 (free_scc_vn): ... here.
19451 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
19452 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
19454 (pass_fre::execute): Restore SSA info.
19456 2016-04-19 Richard Biener <rguenther@suse.de>
19458 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
19459 * gimple-walk.c (walk_gimple_op): Initialize it.
19460 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
19461 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
19462 remapping SSA names of defs.
19463 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
19466 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
19468 PR middle-end/70689
19469 * lra-constraints.c (equiv_substition_p): New.
19470 (process_alt_operands): Use it.
19471 (swap_operands): Swap it.
19472 (curr_insn_transform): Update it.
19474 2016-04-18 Michael Matz <matz@suse.de>
19476 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
19477 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
19478 * tree-core.h (tree_type_common.align): Use bit-field.
19479 (tree_type_common.spare): New.
19480 (tree_decl_common.off_align): Make smaller.
19481 (tree_decl_common.align): Use bit-field.
19483 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
19484 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
19485 (scan_sharing_clauses): Ditto.
19486 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
19487 (omp_finish_file): Ditto.
19488 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
19489 (layout_decl): Ditto.
19490 (relayout_decl): Ditto.
19491 (finalize_record_size): Use SET_TYPE_ALIGN.
19492 (finalize_type_size): Ditto.
19493 (finish_builtin_struct): Ditto.
19494 (layout_type): Ditto.
19495 (initialize_sizetypes): Ditto.
19496 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
19497 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
19498 (lookup_field_for_decl): Use SET_DECL_ALIGN.
19499 (get_chain_field): Ditto.
19500 (get_trampoline_type): Ditto.
19501 (get_nl_goto_field): Ditto.
19502 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
19504 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
19505 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
19506 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
19507 (build_qualified_type): Use SET_TYPE_ALIGN.
19508 (build_aligned_type, build_range_type_1): Ditto.
19509 (build_atomic_base): Ditto.
19510 (build_common_tree_nodes): Ditto.
19511 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
19512 (expand_one_stack_var_at): Ditto.
19513 * coverage.c (build_var): Use SET_DECL_ALIGN.
19514 * except.c (init_eh): Ditto.
19515 * function.c (assign_parm_setup_block): Ditto.
19516 * symtab.c (increase_alignment_1): Ditto.
19517 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
19518 * tree-vect-stmts.c (ensure_base_align): Ditto.
19519 * varasm.c (align_variable): Ditto.
19520 (assemble_variable): Ditto.
19521 (build_constant_desc): Ditto.
19522 (output_constant_def_contents): Ditto.
19524 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
19525 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
19526 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
19527 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
19528 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
19530 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
19533 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
19534 replace %vmovsd with "%vmovq".
19535 (vec_concatv2df): Likewise.
19537 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
19539 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
19540 (*vec_extractv2si_0): Ditto.
19541 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
19542 (zero_extended_scalar_load_operand splitters): Ditto.
19543 (vec_extract splitters): Ditto.
19544 (*vec_extractv4si_0_zext): Ditto.
19545 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
19546 and lowpart_subreg.
19547 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
19548 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
19549 (*sse4_1_extractps): Use lowpart_subreg.
19550 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
19552 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19554 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
19556 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
19557 Mention Solaris 11 packaging changes.
19558 Update gas and gld requirements.
19559 Remove reference to pre-Solaris 10 bug.
19560 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
19562 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
19565 2016-04-17 Jan Hubicka <jh@suse.cz>
19567 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
19568 max_loop_iterations_int.
19570 2016-04-18 Richard Biener <rguenther@suse.de>
19572 PR tree-optimization/43434
19573 * tree-ssa-structalias.c (struct vls_data): New.
19574 (visit_loadstore): Handle all pointer-based accesses.
19575 (compute_dependence_clique): Compute a bitmap of restrict tags
19576 assigned bases and pass it to visit_loadstore.
19578 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
19581 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
19582 armv8.1-a and armv8.1-a+crc.
19584 2016-04-18 Richard Biener <rguenther@suse.de>
19586 PR tree-optimization/70701
19587 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
19588 references after translating through a memcpy.
19590 2016-04-18 Richard Biener <rguenther@suse.de>
19592 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
19593 (compute_antic): ... here. For partial antic use regular
19594 postorder and scrap iteration.
19595 (compute_partial_antic_aux): Remove unused return value.
19596 (init_pre): Do not allocate postorder.
19597 (fini_pre): Do not free postorder.
19599 2016-04-18 Richard Biener <rguenther@suse.de>
19601 PR middle-end/37870
19602 * expmed.c (extract_bit_field_1): Remove broken case
19603 using a wider MODE_INT mode.
19605 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
19607 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
19608 unless compiling with at least GCC-4.8.
19610 2016-04-17 Jan Hubicka <jh@suse.cz>
19613 * graphite.c (graphite_finalize): Update call to
19614 tree_estimate_probability.
19615 * predict.h (tree_estimate_probability): Update prototype.
19617 2016-04-17 Jan Hubicka <jh@suse.cz>
19619 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
19620 (tree_estimate_probability): Likewise.
19621 (pass_profile::execute): Update.
19622 (report_predictor_hitrates): New function.
19623 * profile.c (compute_branch_probabilities): Use it.
19624 * predict.h (report_predictor_hitrates): Declare.
19626 2016-04-17 Jan Hubicka <jh@suse.cz>
19629 * cgraph.h (cgraph_node::set_const_flag,
19630 cgraph_node::set_pure_flag): Update prototype to return bool;
19632 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
19633 of interposable symbol are interposable, too.
19634 (cgraph_set_const_flag_1): Rename to ...
19635 (set_const_flag_1): ... this one; change to self recursive function
19636 instead of call_for_symbol_thunks_and_aliases. Handle correctly
19637 clearnig the flag in all variants and also virtual thunks of const
19638 functions are pure; track if any change was done.
19639 (cgraph_node::set_const_flag): Update.
19640 (struct set_pure_flag_info): New struct.
19641 (cgraph_set_pure_flag_1): Rename to ...
19642 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
19643 rather than pointer encoded flags; track if any changes was done;
19644 handle correctly clearning flag and setting flag of aliases already
19646 (cgraph_node::set_pure_flag): Update.
19647 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
19649 2016-04-17 Tom de Vries <tom@codesourcery.com>
19652 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
19653 backslash in label.
19655 2016-04-17 Tom de Vries <tom@codesourcery.com>
19657 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
19658 '{}<> ' as escape-for-record.
19660 2016-04-17 Tom de Vries <tom@codesourcery.com>
19662 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
19665 2016-04-17 Tom de Vries <tom@codesourcery.com>
19668 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
19669 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
19670 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
19671 * passes.c (finish_optimization_passes): Only call
19672 finish_graph_dump_file if dfi->graph_dump_initialized.
19673 (execute_function_dump, pass_init_dump_file): Use
19674 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
19676 2016-04-17 Tom de Vries <tom@codesourcery.com>
19678 PR tree-optimization/70256
19679 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
19680 (debug_varmap): New function.
19682 2016-04-17 Tom de Vries <tom@codesourcery.com>
19685 * passes.c (pass_manager::register_pass): Propagate pflags.
19687 2016-04-17 Tom de Vries <tom@codesourcery.com>
19690 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
19691 * passes.c (pass_manager::pass_manager): Declare and init p_start in
19692 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
19693 check if it's equal to p_start.
19694 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
19696 2016-04-15 Jan Hubicka <jh@suse.cz>
19699 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
19700 function does not bind to current def.
19701 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
19702 handle conservatively calls to functions that does not need to bind
19704 (check_call): Update call of worse_state.
19705 (ignore_edge_for_nothrow): Update.
19706 (ignore_edge_for_pure_const): Likewise.
19707 (propagate_pure_const): Update calls to worse_state.
19708 (skip_function_for_local_pure_const): Reformat comments.
19710 2016-04-15 Jan Hubicka <jh@suse.cz>
19713 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
19714 (cgraph_node::function_symbol): Likewise.
19715 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
19716 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
19717 (symtab_node::ultimate_alias_target): Add REF parameter.
19718 (symtab_node::binds_to_current_def_p): Declare.
19719 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
19720 (cgraph_node::function_symbol): Likewise.
19721 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
19722 (cgraph_node::get_availability): Likewise.
19723 (cgraph_edge::binds_to_current_def_p): New inline function.
19724 (varpool_node::get_availability): Add REF parameter.
19725 (varpool_node::ultimate_alias_target): Likewise.
19726 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
19727 (symtab_node::binds_to_current_def_p): Likewise.
19728 * varpool.c (varpool_node::get_availability): Likewise.
19730 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
19733 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
19734 Fix mode size check.
19736 2016-04-15 Jakub Jelinek <jakub@redhat.com>
19738 * BASE-VER: Set to 7.0.0.
19740 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
19742 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
19744 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19746 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
19747 architecture revisions.
19749 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
19751 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
19752 * config/i386/i386.c (ix86_using_red_zone): No longer static.
19753 * config/i386/i386.md (stack decrement to push peepholes): Guard
19754 with !x86_using_red_zone ().
19756 2016-04-15 Jakub Jelinek <jakub@redhat.com>
19759 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
19760 to dump_generic_node.
19761 (NIY): Pass also flags to do_niy.
19763 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
19765 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
19766 (simd_clone_vector_of_formal_parm_types)
19767 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
19768 (simd_clone_mangle, simd_clone_create)
19769 (simd_clone_adjust_return_type, create_tmp_simd_array)
19770 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
19771 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
19772 (ipa_simd_modify_function_body, simd_clone_linear_addend)
19773 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
19774 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
19775 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
19776 * omp-simd-clone.c: ... this new file.
19777 (simd_clone_vector_of_formal_parm_types): Make it static.
19778 * Makefile.in (OBJS): Add omp-simd-clone.o.
19780 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
19783 * config/i386/sse.md: Use proper memory operand modifiers.
19786 2016-04-15 Richard Biener <rguenther@suse.de>
19787 Alan Modra <amodra@gmail.com>
19789 PR tree-optimization/70130
19790 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
19791 when alignment stays not the same and no not use the realign
19794 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
19797 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
19798 direct move handlers for KFmode. Change TFmode handlers test from
19799 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
19801 2016-04-14 Jakub Jelinek <jakub@redhat.com>
19804 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
19805 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
19806 (inlined_polymorphic_ctor_dtor_block_p): Use it.
19807 * tree-ssa-live.c (remove_unused_scope_block_p): When
19808 in_ctor_dtor_block, avoid discarding not just BLOCKs with
19809 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
19810 block_ultimate_origin is FUNCTION_DECL.
19811 (remove_unused_locals): If current_function_decl is
19812 polymorphic_ctor_dtor_p, pass initial true to
19813 remove_unused_scope_block_p' is_ctor_dtor_block.
19815 2016-04-14 Martin Sebor <msebor@redhat.com>
19820 * doc/extend.texi (Variable Length): Revert.
19822 2016-04-14 Marek Polacek <polacek@redhat.com>
19823 Jan Hubicka <hubicka@ucw.cz>
19826 * tree.c (verify_type): Disable the canonical type of main variant
19829 2016-04-14 Jason Merrill <jason@redhat.com>
19831 * cfgexpand.c, expr.c: Revert previous change.
19833 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
19835 PR middle-end/70643
19836 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
19837 when building a mem ref for the incoming reduction variable.
19839 2016-04-14 Richard Biener <rguenther@suse.de>
19841 PR tree-optimization/70614
19842 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
19843 loop if the evolution dropped to chrec_dont_know.
19844 (interpret_condition_phi): Likewise.
19846 2016-04-14 Richard Biener <rguenther@suse.de>
19848 PR tree-optimization/70623
19849 * tree-ssa-pre.c (changed_blocks): Make global ...
19850 (compute_antic): ... local here. Move and fix worklist
19851 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
19852 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
19853 worklist handling, dump when ANTIC_IN changed.
19854 (compute_partial_antic_aux): Remove worklist handling.
19855 (init_pre): Do not compute post dominators. Add a comment about
19856 the CFG order chosen.
19857 (fini_pre): Do not free post dominators.
19859 2016-04-13 Martin Sebor <msebor@redhat.com>
19864 * doc/extend.texi (Variable Length): Document C++ specifics.
19866 2016-04-13 Jakub Jelinek <jakub@redhat.com>
19869 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
19870 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
19871 eh edges have been purged.
19874 * tree-sra.c (create_access_replacement,
19875 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
19877 * tree-pretty-print.c (dump_fancy_name): New function.
19878 (dump_decl_name, dump_generic_node): Use it.
19880 2016-04-13 Jason Merrill <jason@redhat.com>
19882 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
19883 * expr.c (expand_expr_real_1): Likewise.
19885 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
19887 * config/i386/i386.md (kunpckhi): Swap operands.
19888 (kunpcksi): Likewise.
19889 (kunpckdi): Likewise.
19890 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
19891 (vec_pack_trunc_<mode>): Likewise.
19893 2016-04-13 Jakub Jelinek <jakub@redhat.com>
19896 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
19898 PR middle-end/70633
19899 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
19900 gimplification turns some element into non-constant.
19903 * rtl.h (convert_memory_address_addr_space_1): New prototype.
19904 * explow.c (convert_memory_address_addr_space_1): No longer static,
19905 add NO_EMIT argument and don't call convert_modes if true, pass
19906 it down recursively, remove break after return.
19907 (convert_memory_address_addr_space): Adjust caller.
19908 * simplify-rtx.c (simplify_unary_operation_1): Call
19909 convert_memory_address_addr_space_1 instead of convert_memory_address,
19910 if it returns NULL, don't simplify.
19912 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
19915 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
19917 2016-04-12 Jakub Jelinek <jakub@redhat.com>
19919 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
19920 Bump the upper SIMDLEN limits, so that if the return type or
19921 characteristic type if the return type is void can be passed in
19922 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
19925 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
19928 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
19929 Do not use "=" constraint on an input constraint.
19930 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
19931 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
19932 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
19933 generates (neg (abs ...)) instead of (abs ...).
19935 2016-04-12 Jakub Jelinek <jakub@redhat.com>
19937 PR rtl-optimization/70596
19938 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
19939 just invalidate LRA data and reset them. Adjust dump wording.
19941 2016-04-12 Martin Liska <mliska@suse.cz>
19944 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
19946 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
19948 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
19949 max_loop_iterations_int.
19950 (tree_unswitch_outer_loop): Likewise.
19951 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
19952 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
19954 2016-04-12 Tom de Vries <tom@codesourcery.com>
19956 PR tree-optimization/68756
19957 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
19958 instead of new_name.
19960 2016-04-12 Jakub Jelinek <jakub@redhat.com>
19962 PR tree-optimization/70602
19963 * tree-sra.c (generate_subtree_copies): Don't write anything into
19964 constant pool decls.
19966 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
19967 regardless whether there are depend clauses or not.
19969 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
19972 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
19973 target attribute and pragma from changing the -mfloat128
19974 and -mfloat128-hardware options.
19976 * doc/extend.texi (Additional Floating Types): Document PowerPC
19977 __float128 restrictions.
19979 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
19982 * config/aarch64/driver-aarch64.c
19983 (aarch64_get_extension_string_for_isa_flags): New.
19984 (arch_extension): Rename to...
19985 (aarch64_arch_extension): ...This.
19986 (ext_to_feat_string): Rename to...
19987 (aarch64_extensions): ...This.
19988 (aarch64_core_data): Keep track of architecture extension flags.
19989 (cpu_data): Rename to...
19990 (aarch64_cpu_data): ...This.
19991 (aarch64_arch_driver_info): Keep track of architecture extension
19993 (get_arch_name_from_id): Rename to...
19994 (get_arch_from_id): ...This, change return type.
19995 (host_detect_local_cpu): Update and reformat for renames, handle
19996 extensions through common infrastructure.
19998 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
20001 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
20002 track of a canonical flag name.
20003 (all_extensions): Likewise.
20004 (arch_to_arch_name): Also track extension flags enabled by the arch.
20005 (all_architectures): Likewise.
20006 (aarch64_parse_extension): Move to here.
20007 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
20009 (aarch64_rewrite_selected_cpu): Update for above change.
20010 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
20011 are handled, such that the single explicit value enabled by an
20012 extension is kept seperate from the implicit values it also enables.
20013 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
20015 (aarch64_parse_extension): New.
20016 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
20017 here to config/aarch64/aarch64-protos.h.
20018 (aarch64_parse_extension): Move from here to
20019 common/config/aarch64/aarch64-common.c.
20020 (aarch64_option_print): Update.
20021 (aarch64_declare_function_name): Likewise.
20022 (aarch64_start_file): Likewise.
20023 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
20024 the canonical flag for extensions.
20025 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
20028 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
20030 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
20033 2016-04-09 Tom de Vries <tom@codesourcery.com>
20035 PR tree-optimization/68953
20036 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
20037 first to last subscript.
20039 2016-04-09 Jakub Jelinek <jakub@redhat.com>
20041 PR tree-optimization/70586
20042 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
20045 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
20049 PR tree-optimization/70373
20050 PR middle-end/70533
20051 PR middle-end/70534
20052 PR middle-end/70535
20053 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
20054 clauses for acc parallel reductions as necessary. Error on those
20056 * omp-low.c (scan_sharing_clauses): Don't install variables which
20057 are used in acc parallel reductions.
20058 (lower_rec_input_clauses): Remove dead code.
20059 (lower_oacc_reductions): Add support for reference reductions.
20060 (lower_reduction_clauses): Remove dead code.
20061 (lower_omp_target): Don't remap variables appearing in acc parallel
20063 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
20065 2016-04-08 Jakub Jelinek <jakub@redhat.com>
20067 PR middle-end/70593
20068 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
20069 with multiple SSA_NAME defs, force the outputs other than first
20070 to be live before calling live_track_process_def on each output.
20072 PR rtl-optimization/70574
20073 * fwprop.c (forward_propagate_and_simplify): Don't add
20074 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
20075 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
20076 paradoxical subregs within *loc.
20078 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
20080 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
20081 -ftree-parallelize-loops={0,1}.
20082 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
20083 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
20084 * config/ia64/hpux.h (LIB_SPEC): Likewise.
20085 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
20086 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
20088 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
20091 * asan.c (instrument_derefs): If we get unknown location, extract it
20092 with EXPR_LOCATION.
20093 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
20095 2016-04-08 Tom de Vries <tom@codesourcery.com>
20097 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
20098 implicit firstprivate clause.
20100 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20103 * config/arm/thumb2.md (tst + branch-> lsls + branch
20104 peephole below *orsi_not_shiftsi_si): Require that condition
20105 register is dead after the peephole.
20106 (second peephole after the above): Likewise.
20108 2016-04-08 Alan Modra <amodra@gmail.com>
20111 * builtins.c (fold_builtin_classify): For IBM extended precision,
20112 look at just the high-order double to test for NaN.
20113 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
20114 test just the high double for Inf but both doubles for subnormal
20117 2016-04-07 Jakub Jelinek <jakub@redhat.com>
20119 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
20120 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
20121 node->simdclone->mask_mode != VOIDmode masks.
20122 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
20123 earlier, use it instead of node->simdclone.
20124 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
20125 Set clonei->mask_mode.
20127 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
20130 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
20131 Pass it through to cp_parser_already_scoped_statement.
20132 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
20133 it through to cp_parser_statement.
20134 (cp_parser_statement): Pass IF_P through to
20135 cp_parser_iteration_statement.
20136 (cp_parser_pragma): Adjust call to
20137 cp_parser_iteration_statement.
20139 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
20142 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
20143 resolve a future -Wparentheses warning.
20144 * omp-low.c (scan_sharing_clauses): Likewise.
20145 * tree-parloops.c (eliminate_local_variables): Likewise.
20147 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
20149 PR rtl-optimization/70398
20150 * lra-constraints.c (process_address_1): Check zero scale and code
20151 for reloading with zero scale.
20153 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
20155 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
20156 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
20158 2016-04-06 Jakub Jelinek <jakub@redhat.com>
20160 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
20161 Add support for AVX512F clones, include them by default for
20162 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
20163 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
20166 PR middle-end/70550
20167 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
20168 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
20169 firstprivate clauses.
20170 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
20171 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
20172 (lower_omp_target): Set TREE_NO_WARNING for
20173 non-addressable possibly uninitialized vars which are copied into
20174 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
20176 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
20178 * config/pa/predicates.md (integer_store_memory_operand): Accept
20179 REG+D operands with a large offset when reload_in_progress is true.
20180 (floating_point_store_memory_operand): Likewise.
20182 2016-04-05 Jakub Jelinek <jakub@redhat.com>
20185 * match.pd (nested int casts): Limit to GIMPLE.
20187 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
20190 * ipa-devirt.c (maybe_record_node): Fix comment; use
20191 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
20193 2016-04-05 Jakub Jelinek <jakub@redhat.com>
20195 PR rtl-optimization/70542
20196 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
20197 if there are any uses other than insn or debug insns.
20199 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
20200 Jakub Jelinek <jakub@redhat.com>
20202 PR tree-optimization/70509
20203 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
20204 Shift HOST_WIDE_INT_1U instead of 1.
20206 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
20208 PR tree-optimization/70509
20209 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
20210 of the vector base type for index.
20212 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
20215 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
20217 2016-04-05 Richard Biener <rguenther@suse.de>
20219 PR tree-optimization/70526
20220 * tree-sra.c (build_ref_for_offset): Use prev_base to
20221 extract the alias pointer type.
20223 2016-04-05 Richard Biener <rguenther@suse.de>
20225 * dse.c (struct store_info): Remove alias_set member.
20226 (struct read_info_type): Likewise.
20227 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
20228 spill_deleted, clear_alias_set_lookup): Remove.
20229 (get_group_info): Remove dead base == NULL_RTX case.
20230 (dse_step0): Remove initialization of removed variables.
20231 (delete_dead_store_insn): Reomve alias set dumping.
20232 (free_read_records): Remove alias_set handling.
20233 (canon_address): Remove alias_set_out parameter.
20234 (record_store): Remove spill_alias_set, it's always zero.
20235 (check_mem_read_rtx): Likewise.
20236 (dse_step2): Rename from ...
20237 (dse_step2_nospill): ... this. Adjust.
20238 (scan_stores): Rename from ...
20239 (scan_stores_nospill): ... this.
20240 (scan_reads): Rename from ...
20241 (scan_reads_nospill): ... this.
20242 (scan_stores_spill, scan_reads_spill): Remove.
20243 (dse_step3_scan): Remove for_spills argument which is always false.
20244 (dse_step3): Likewise.
20245 (dse_step5): Rename from ...
20246 (dse_step5_nospill): ... this. Remove alias_set handling.
20247 (rest_of_handle_dse): Adjust.
20249 2016-04-05 Jakub Jelinek <jakub@redhat.com>
20252 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
20253 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
20254 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
20255 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
20257 2016-04-05 Richard Biener <rguenther@suse.de>
20259 PR middle-end/70499
20260 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
20261 non-register type temporaries into SSA.
20263 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
20266 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
20267 calls when sanitizing.
20268 (possible_polymorphic_call_target_p): Fix formatting.
20270 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20271 Jakub Jelinek <jakub@redhat.com>
20273 PR middle-end/70457
20274 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
20275 to ensure a call statement is compatible with a built-in's
20277 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
20280 2016-04-04 Richard Biener <rguenther@suse.de>
20282 PR rtl-optimization/70484
20283 * rtl.h (canon_output_dependence): Declare.
20284 * alias.c (canon_output_dependence): New function.
20285 * dse.c (record_store): Use canon_output_dependence rather
20286 than canon_true_dependence.
20288 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
20291 * cgraph.h (symtab_node::copy_visibility_from): New function.
20292 * symtab.c (symtab_node::copy_visibility_from): New function.
20293 * ipa-visibility.c (optimize_weakref): New function.
20294 (function_and_variable_visibility): Use it.
20296 2016-04-04 Martin Liska <mliska@suse.cz>
20299 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
20300 value that is really in range handled by SBR instruction.
20301 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
20302 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
20303 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
20305 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
20309 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
20310 set, but not for SP_REG operands.
20312 2016-04-02 Martin Sebor <msebor@redhat.com>
20315 * fold-const.c (maybe_nonzero_address): New function.
20316 (fold_comparison): Call it. Fold equality and relational
20317 expressions involving null pointers.
20318 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
20320 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
20322 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
20323 the "Y" constraint (scalar FP 0.0 immediate).
20325 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
20326 Add the "const_double" to the list of operand constraints.
20328 2016-04-01 Jakub Jelinek <jakub@redhat.com>
20330 PR rtl-optimization/70467
20331 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
20332 If low word of the last operand is 0, just emit addition/subtraction
20335 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20338 * config/s390/s390.c (s390_expand_insv): Check for everything
20339 constant instead of just VOIDmode stuff.
20341 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20344 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
20346 2016-04-01 Nathan Sidwell <nathan@acm.org>
20348 * tree.def (TRY_CATCH_EXPR): Correct documentation.
20350 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
20352 PR rtl-optimization/70461
20353 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
20356 2016-03-31 Martin Liska <mliska@suse.cz>
20359 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
20360 a tree value or an immediate integer value to a buffer
20361 that is eventually copied to a BRIG section.
20362 (emit_immediate_operand): Call the function here.
20363 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
20364 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
20365 of class' fields that are removed.
20366 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
20367 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
20368 m_brig_repr_size fields.
20370 2016-03-31 Martin Liska <mliska@suse.cz>
20373 * hsa-gen.c (hsa_function_representation::update_dominance): New
20375 (convert_addr_to_flat_segment): Likewise.
20376 (gen_hsa_memory_set): New alignment argument.
20377 (gen_hsa_ctor_assignment): Likewise.
20378 (gen_hsa_insns_for_single_assignment): Provide alignment
20379 to gen_hsa_ctor_assignment.
20380 (gen_hsa_insns_for_direct_call): Add new argument.
20381 (expand_lhs_of_string_op): New function.
20382 (expand_string_operation_builtin): Likewise.
20383 (expand_memory_copy): New function.
20384 (expand_memory_set): New function.
20385 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
20386 (convert_switch_statements): Change signature.
20387 (generate_hsa): Use a return value of the function.
20388 (pass_gen_hsail::execute): Do not call
20389 convert_switch_statements here.
20390 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
20391 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
20392 (hsa_function_representation::update_dominance): New function.
20394 2016-03-31 Martin Liska <mliska@suse.cz>
20397 * hsa-brig.c (emit_directive_variable): Emit alignment
20398 according to hsa_symbol::m_align.
20399 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
20400 (dump_hsa_symbol): Dump alignment of HSA symbols.
20401 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
20402 (gen_hsa_addr_with_align): New function.
20403 (hsa_bitmemref_alignment): Use newly added function.
20404 (gen_hsa_insns_for_load): Likewise.
20405 (gen_hsa_insns_for_store): Likewise.
20406 (gen_hsa_memory_copy): New argument added.
20407 (gen_hsa_insns_for_single_assignment): Respect
20408 alignment for assignments processed via gen_hsa_memory_copy.
20409 (gen_hsa_insns_for_direct_call): Likewise.
20410 (gen_hsa_insns_for_return): Likewise.
20411 (gen_function_def_parameters): Set default alignment.
20412 * hsa.c (hsa_object_alignment): New function.
20413 (hsa_byte_alignment): Pasted function.
20414 * hsa.h (hsa_symbol::m_align): New field.
20416 2016-03-31 Bin Cheng <bin.cheng@arm.com>
20418 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
20419 scratch field for goto case.
20421 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
20423 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
20425 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
20428 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
20429 (scalar_chain::convert_insn): Call convert_op for reg
20430 moves to handle undefined registers.
20432 2016-03-31 Nathan Sidwell <nathan@acm.org>
20435 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
20436 Assert we don't want to move backwards.
20438 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
20441 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
20443 2016-03-31 Jakub Jelinek <jakub@redhat.com>
20445 PR rtl-optimization/70460
20446 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
20447 with operand from REG_LABEL_OPERAND, instead substitute
20448 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
20449 Don't do anything for REG_NON_LOCAL_GOTO jumps.
20451 2016-03-31 Martin Liska <mliska@suse.cz>
20453 * passes.c (execute_one_pass): Do not call
20454 todo_after for a discarded function.
20456 2016-03-31 Bin Cheng <bin.cheng@arm.com>
20458 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
20459 (no_cost, infinite_cost): Initialize the new field.
20460 (get_computation_cost_at): Record setup cost.
20461 (determine_use_iv_cost_address): Skip cost computation for sub
20462 uses if we can estimate it without losing accuracy.
20464 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
20466 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
20468 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
20469 max_loop_iterations_int.
20470 (tree_unswitch_outer_loop): Likewise.
20471 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
20472 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
20474 2016-03-30 Richard Biener <rguenther@suse.de>
20476 PR middle-end/70450
20477 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
20479 2016-03-30 Jakub Jelinek <jakub@redhat.com>
20482 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
20483 in gen_blendm expander.
20485 2016-03-30 Nick Clifton <nickc@redhat.com>
20488 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
20489 case where we are already provided with an SImode SUBREG.
20491 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
20494 * config/i386/i386.c (ix86_expand_epilogue): Properly check
20495 conflict between DRAP register and __builtin_eh_return.
20497 2016-03-30 Michael Matz <matz@suse.de>
20498 Richard Biener <rguenther@suse.de>
20501 * ipa-polymorphic-call.c (struct type_change_info): Change
20502 speculative to an unsigned allowing to limit the work we do.
20503 (csftc_abort_walking_p): New inline function..
20504 (check_stmt_for_type_change): Limit the number of may-defs
20505 skipped for speculative devirtualization to
20506 max-speculative-devirt-maydefs.
20507 * params.def (max-speculative-devirt-maydefs): New param.
20508 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
20510 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
20513 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
20516 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
20518 PR tree-optimization/59124
20519 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
20520 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
20522 2016-03-29 Jeff Law <law@redhat.com>
20524 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
20526 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20528 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
20531 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
20533 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
20534 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
20535 gcrt0.o if linking dynamically.
20537 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20540 * ipa-devirt.c (methods_equal_p): New function.
20541 (compare_virtual_tables): Use it.
20542 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
20543 * cgraphclones.c (clone_function_name_1): Use
20544 symbol_table::symbol_suffix_separator.
20545 * coverage.c (build_var): Likewise.
20546 * symtab.c (symbol_table::symbol_suffix_separator): New.
20548 2016-03-29 Jakub Jelinek <jakub@redhat.com>
20550 PR rtl-optimization/70429
20551 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
20552 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
20553 mode != result_mode.
20556 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
20558 PR tree-optimization/70405
20559 * ssa-iterators.h (num_imm_uses): Add missing braces.
20561 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
20563 PR rtl-optimization/68695
20564 * ira-color.c (allocno_copy_cost_saving): New.
20565 (improve_allocation): Use it.
20567 2016-03-29 Richard Henderson <rth@redhat.com>
20569 PR middle-end/70355
20570 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
20572 2016-03-29 Richard Biener <rguenther@suse.de>
20574 PR middle-end/70424
20575 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
20576 use alignment returned by get_pointer_alignment_1 if it is
20577 bigger than BITS_PER_UNIT.
20578 * builtins.c (get_pointer_alignment_1): Do not return true
20579 for alignment extracted from SSA info.
20581 2016-03-28 James Bowman <james.bowman@ftdichip.com>
20583 * config/ft32/ft32.opt (mnodiv): New.
20584 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
20585 * doc/invoke.texi (FT32 Options -mnodiv): New.
20587 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
20590 * config/i386/i386.md (define_split, andn): Fix modes.
20592 2016-03-26 Richard Biener <rguenther@suse.de>
20593 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
20596 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
20598 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
20599 as 2nd argument to cl_optimization_restore().
20601 2016-03-25 Richard Henderson <rth@redhat.com>
20604 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
20605 * config/aarch64/aarch64-protos.h: Declare it.
20606 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
20608 2016-03-25 Alan Modra <amodra@gmail.com>
20611 * config/rs6000/constraints.md (j): Simplify.
20612 * config/rs6000/predicates.md (easy_fp_constant): Exclude
20614 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
20615 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
20616 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
20617 in all constraint alternatives.
20618 (movtd_64bit_nodm): Delete "j" constraint alternative.
20620 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
20622 * tree-ssa-propagate.c: Enhance docs for
20623 SSA_PROP_NOT_INTERESTING.
20625 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
20627 * doc/extend.texi: Fix typo in documentation to pure attribute.
20629 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
20632 * config/pa/pa.md (bswapdi2): Use a scratch register.
20634 2016-03-24 Richard Henderson <rth@redhat.com>
20636 PR middle-end/69845
20637 * fold-const.c (extract_muldiv_1): Correct test for multiplication
20640 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
20642 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
20643 using ix86_expand_binary_operator instead of gen_andsi3.
20645 2016-03-24 Richard Biener <rguenther@suse.de>
20647 PR tree-optimization/70396
20648 * tree-vect-stmts.c (vectorizable_comparison): Use
20649 get_vectype_for_scalar_type.
20651 2016-03-24 Richard Biener <rguenther@suse.de>
20653 PR middle-end/70370
20654 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
20655 with register bases.
20657 2016-03-24 Richard Biener <rguenther@suse.de>
20659 PR tree-optimization/70372
20660 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
20661 build_all_ones_cst to also handle vector types correctly.
20663 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
20666 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
20669 2016-03-23 Marek Polacek <polacek@redhat.com>
20672 * doc/invoke.texi: Document -Wignored-attributes.
20674 2016-03-23 Bin Cheng <bin.cheng@arm.com>
20676 PR tree-optimization/69042
20677 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
20678 parameter from 30 to 40.
20680 2016-03-23 Bin Cheng <bin.cheng@arm.com>
20682 PR tree-optimization/69042
20683 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
20684 for use with constant offset stripped in base.
20686 2016-03-23 Richard Biener <rguenther@suse.de>
20688 PR middle-end/70251
20689 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
20690 mode compatibility check.
20691 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
20693 2016-03-23 Jeff Law <law@redhat.com>
20695 PR tree-optimization/64058
20696 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
20698 (struct ssa_conflicts): Move up earlier in the file.
20699 (conflicts_, var_map_): New static variables.
20700 (initialize_conflict_count): New function to initialize the
20701 CONFLICT_COUNT field for each conflict pair.
20702 (compare_pairs): Lazily initialize the conflict count and use it
20703 as the first tie-breaker.
20704 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
20705 and wipe conflicts_ and map_ around the call to qsort. Remove
20706 special case for 2 coalesce pairs.
20707 * bitmap.c (bitmap_count_unique_bits): New function.
20708 (bitmap_count_bits_in_word): New function, extracted from
20710 (bitmap_count_bits): Use bitmap_count_bits_in_word.
20711 * bitmap.h (bitmap_count_unique_bits): Declare it.
20713 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
20716 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
20717 transparent alias chain for decl assembler name.
20718 * config/sol2.c (solaris_assemble_visibility): Likewise.
20720 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20722 * config/arm/arm1020e.md (1020call_op): Reduce reservation
20724 (v10_fdivs): Likewise.
20725 (v10_fdivd): Likewise.
20727 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20730 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
20731 to not call fclose twice on file.
20733 2016-03-23 Jakub Jelinek <jakub@redhat.com>
20735 PR tree-optimization/70354
20736 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
20737 oprnd0 is wider than oprnd1 and there is a cast from the wider
20738 type to oprnd1, mask it with the mask of the narrower type.
20741 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
20742 Optimize TARGET_STV splitters, if high or low word of last argument
20745 2016-03-22 Jeff Law <law@redhat.com>
20748 tree-ssa-threadbackward.c
20749 (fsm_find_control_statement_thread_paths): Correctly distinguish
20750 between old style jump threads vs FSM jump threads.
20752 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
20755 * config/i386/i386.c (scalar_chain::convert_op): Support
20756 uninitialized register usage case.
20758 2016-03-22 Richard Biener <rguenther@suse.de>
20760 PR middle-end/70251
20761 * genmatch.c (gen_transform): Adjust last parameter to a three-state
20763 (capture::gen_transform): ... to change behavior when substituting
20764 a condition into cond or not-cond expr context.
20765 (dt_simplify::gen_1): Adjust.
20766 * gimple-match-head.c: Include gimplify.h for unshare_expr.
20767 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
20768 last change and instead change to
20769 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
20770 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
20772 2016-03-22 Anthony Green <green@moxielogic.com>
20774 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
20775 issue for moxiebox targets.
20776 (CC1PLUS_SPEC): Ditto.
20778 2016-03-22 Richard Biener <rguenther@suse.de>
20780 PR middle-end/70333
20781 * fold-const.c (extract_muldiv_1): Properly perform multiplication
20784 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
20786 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
20788 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
20791 * config/i386/i386.c (def_builtin): Handle
20792 OPTION_MASK_ISA_AVX512VL to be and-ed with other
20794 (const struct builtin_description bdesc_special_args[]):
20795 Remove duplicate ISA bits.
20797 2016-03-22 Jakub Jelinek <jakub@redhat.com>
20800 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
20801 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
20802 in a way that works also for AVX512BW.
20805 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
20806 instead of source if operands[1] is xmm16 and above and
20807 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
20808 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
20811 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
20812 on assign if (*from_p) is a comparison, set it to
20813 TREE_NO_WARNING (*from_p).
20815 2016-03-21 Jakub Jelinek <jakub@redhat.com>
20817 PR middle-end/70326
20818 * lra.c (restore_scratches): Ignore deleted insns.
20820 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
20821 Jakub Jelinek <jakub@redhat.com>
20823 PR tree-optimization/70317
20824 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
20827 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
20830 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
20831 of ix86_expand_move.
20833 (movti): Use general_operand for operand 1 predicate.
20835 2016-03-21 Martin Liska <mliska@suse.cz>
20837 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
20839 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
20841 2016-03-21 Martin Liska <mliska@suse.cz>
20844 * ipa-icf.c (sem_function::parse): Skip static
20845 constructors and destructors.
20847 2016-03-21 Jakub Jelinek <jakub@redhat.com>
20850 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
20851 function-like macro, peek following token(s) if it is followed
20852 by CPP_OPEN_PAREN token with optional padding in between, and
20853 if not, don't treat it like a macro.
20855 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
20856 Alexander Monakov <amonakov@ispras.ru>
20858 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
20859 for the stabs debug format.
20861 2016-03-21 Richard Biener <rguenther@suse.de>
20863 PR tree-optimization/70310
20864 * tree-vect-generic.c (expand_vector_condition): Fold the built
20867 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
20870 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
20871 Block third alternative for AVX-512VL target,
20873 2016-03-21 Martin Liska <mliska@suse.cz>
20876 * hsa-brig.c (emit_function_directives): Mark unemitted
20877 global variables for emission.
20878 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
20879 (get_symbol_for_decl): Likewise.
20880 * hsa.h (struct hsa_symbol): New flag.
20882 2016-03-21 Richard Biener <rguenther@suse.de>
20884 PR tree-optimization/70288
20885 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
20886 we do not estimate unsimplified all-constant conditionals or
20887 switches as optimized away.
20889 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
20891 PR rtl-optimization/69102
20892 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
20893 when we have a readonly dependency context.
20895 2016-03-18 Jeff Law <law@redhat.com>
20897 PR rtl-optimization/70263
20898 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
20899 (update_equiv_regs): When trying to move a store to after the insn
20900 that sets the source of the store, make sure the store occurs after
20901 the insn that sets the source of the store. When successful note
20902 the REG_EQUIV note created in the dump file.
20904 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
20905 Bernd Schmidt <bschmidt@redhat.com>
20907 * doc/extend.texi: Document more potential problems with basic asms.
20909 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
20911 PR rtl-optimization/70278
20912 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
20915 2016-03-18 Jason Merrill <jason@redhat.com>
20917 * calls.c (load_register_parameters): Fix zero size sibcall logic.
20919 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
20921 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
20922 values to 128b regs.
20924 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
20926 PR tree-optimization/70252
20927 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
20928 boolean vector has a proper number of elements.
20929 (supportable_narrowing_operation): Likewise.
20931 2016-03-18 Tom de Vries <tom@codesourcery.com>
20934 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
20936 2016-03-18 Jakub Jelinek <jakub@redhat.com>
20938 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
20939 instead of replace_rtx for DEBUG_INSNs.
20941 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
20943 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
20944 load type reservations.
20946 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
20949 * config/pa/constraints.md: Revert 2015-02-13 change. Use
20950 define_constraint for "Q" and "T" constraints.
20952 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
20954 Tweak the pipeline model for Exynos M1
20956 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
20959 2016-03-17 David Malcolm <dmalcolm@redhat.com>
20962 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
20963 where one or both locations aren't within a line_map.
20965 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
20968 * opts.c (finish_options): Don't set flag_pie to the default if
20969 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
20972 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
20974 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
20975 true as ALL_REGS argument to replace_rtx.
20977 2016-03-17 Richard Biener <rguenther@suse.de>
20980 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
20983 2016-03-17 Jakub Jelinek <jakub@redhat.com>
20986 * rtl.h (replace_rtx): Add ALL_REGS argument.
20987 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
20988 equality and assert mode is the same, instead of just rtx pointer
20990 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
20991 true as ALL_REGS argument to replace_rtx.
20993 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
20995 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
20996 for boolean vector with vector mode only.
20997 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
20999 2016-03-17 Nick Clifton <nickc@redhat.com>
21002 * config/rx/rx.c (rx_print_integer): Print negative constants in
21005 2016-03-17 Jakub Jelinek <jakub@redhat.com>
21008 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
21010 2016-03-16 Richard Henderson <rth@redhat.com>
21011 Richard Biener <rguenth@suse.de>
21013 PR middle-end/70240
21014 PR middle-end/68215
21016 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
21017 first operand as is_gimple_condexpr.
21019 PR middle-end/70240
21020 PR middle-end/68215
21022 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
21023 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
21024 Do not gimplify the result.
21025 (do_unop): Adjust call to tree_vec_extract.
21026 (do_binop): Likewise.
21027 (do_compare): Likewise.
21028 (do_plus_minus): Likewise.
21029 (do_negate): Likewise.
21030 (expand_vector_condition): Likewise.
21031 (do_cond): Likewise.
21033 2016-03-16 Richard Henderson <rth@redhat.com>
21036 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
21037 (aarch64_classify_address): Use it.
21038 (aarch64_legitimize_address): Force all subexpressions of PLUS
21039 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
21041 2016-03-16 Jakub Jelinek <jakub@redhat.com>
21042 Richard Biener <rguenth@suse.de>
21045 * rtlanal.c (replace_rtx): For REG, if from is a REG,
21046 return to even if only REGNO is equal, and assert
21049 2016-03-11 Jeff Law <law@redhat.com>
21051 PR rtl-optimization/70224
21052 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
21054 2016-03-16 Richard Henderson <rth@redhat.com>
21056 PR middle-end/70199
21057 * function.h (struct function): Add has_forced_label_in_static.
21058 * gimplify.c (force_labels_r): Set it.
21059 * lto-streamer-in.c (input_struct_function_base): Read it.
21060 * lto-streamer-out.c (output_struct_function_base): Write it.
21061 * tree-inline.c (has_label_address_in_static_1): Remove.
21062 (copy_forbidden): Remove fndecl parameter; test
21063 has_forced_label_in_static.
21064 (inline_forbidden_p): Update call to copy_forbidden.
21065 (tree_versionable_function_p): Likewise.
21066 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
21067 (chkp_versioning): Likewise.
21068 * tree-inline.h (copy_forbidden): Update decl.
21070 2016-03-16 Marek Polacek <polacek@redhat.com>
21073 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
21074 function being thunked if the result type doesn't have fixed size.
21075 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
21076 doesn't have fixed size.
21078 2016-03-16 Bin Cheng <bin.cheng@arm.com>
21080 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
21081 reporting malformed loop nest.
21083 2016-03-16 Tom de Vries <tom@codesourcery.com>
21086 * ipa-devirt.c (possible_polymorphic_call_targets): Move
21087 nodes.length () == 1 test to before first nodes[0] access.
21089 2016-03-16 Tom de Vries <tom@codesourcery.com>
21091 PR tree-optimization/68715
21092 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
21093 single_pred_p test.
21095 2016-03-16 Tom de Vries <tom@codesourcery.com>
21097 PR tree-optimization/68809
21098 * graphite-scop-detection.c (same_close_phi_node): Test if result types
21101 2016-03-16 Carlos O'Donell <carlos@redhat.com>
21102 Sandra Loosemore <sandra@codesourcery.com>
21104 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
21105 on leaf attribute. Mention ELF interposition problems.
21107 2016-03-16 Alan Modra <amodra@gmail.com>
21109 PR rtl-optimization/69195
21110 PR rtl-optimization/47992
21111 * ira.c (indirect_jump_optimize): Ignore artificial defs.
21114 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
21117 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
21119 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
21121 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
21123 2016-03-15 Jakub Jelinek <jakub@redhat.com>
21125 PR rtl-optimization/70222
21126 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
21127 optimization if mode is different from result_mode, queue up masking
21128 of the result in outer_op. Formatting fix.
21130 PR middle-end/70239
21131 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
21134 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
21136 PR rtl-optimization/69032
21137 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
21138 looping backwards over basic block insns.
21140 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
21143 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
21144 to non-speculative when propagating trap bits.
21146 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
21148 PR rtl-optimization/63384
21149 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
21150 DEBUG_INSN_P insns.
21152 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
21155 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
21156 factored out from ...
21157 (sched_analyze_insn): ... here.
21158 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
21159 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
21160 get_implicit_reg_pending_clobbers in it.
21161 (setup_id_reg_sets): Use setup_id_implicit_regs.
21162 (deps_init_id): Ditto.
21164 2016-03-15 Tom de Vries <tom@codesourcery.com>
21167 * cgraph.c (cgraph_node::get_body): Save, reset and restore
21169 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
21170 execute_function_dump.
21171 (execute_one_pass): Don't dump function if it will be dumped after ipa
21174 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
21176 * genrecog.c (match_pattern_2): If pred is NULL don't call
21177 safe_predicate_mode on it.
21179 2016-03-14 Jakub Jelinek <jakub@redhat.com>
21181 PR middle-end/70219
21182 * lra-constraints.c (delete_move_and_clobber): Change assertion
21183 to also allow dregno == 0.
21185 2016-03-14 Richard Henderson <rth@redhat.com>
21188 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
21189 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
21190 (reassociate_bb): Use optimize_vec_cond_expr; avoid
21191 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
21194 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
21197 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
21199 (lra_create_live_ranges_1): initialize hard register biggest_mode to
21201 * lra-constraints.c (split_reg): For hard regs, try to find the
21202 biggest single-register mode used in the function.
21204 2016-03-14 Richard Biener <rguenther@suse.de>
21206 PR tree-optimization/56365
21207 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
21208 constants to compare against.
21210 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
21213 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
21214 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
21215 (define_split for the GPR case): Use int_reg_operand instead of
21216 gpc_reg_operand for the output.
21218 2016-03-14 Tom de Vries <tom@codesourcery.com>
21220 PR tree-optimization/70045
21221 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
21222 create_empty_if_region_on_edge argument.
21224 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
21226 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
21227 (STACK_CHECK_PROTECT): Likewise.
21228 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
21229 (STACK_CHECK_PROTECT): Likewise.
21230 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
21231 (STACK_CHECK_PROTECT): Likewise.
21232 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
21233 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
21234 (STACK_CHECK_PROTECT): Likewise.
21236 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
21238 PR rtl-optimization/69307
21239 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
21240 registers in modes that span more than one register.
21242 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
21245 * lra-constraints.c (delete_move_and_clobber): New.
21246 (remove_inheritance_pseudos): Use it.
21248 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
21251 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
21252 the libcall is LCT_THROW.
21253 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
21254 for the checking routine.
21256 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
21259 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
21260 optimization if we have direct move.
21261 (roundu32<mode>2_fprs): Likewise.
21263 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
21266 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
21268 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
21269 Arguments swapped. All callers changed. Take reg_renumber into
21270 account, and Calculate and compare register ranges for hard regs.
21272 2016-03-11 Jeff Law <law@redhat.com>
21274 PR tree-optimization/70190
21275 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21276 Handle cases where we can not extract the taken edge, even though we
21277 found a constant value.
21279 PR tree-optimization/64058
21280 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
21281 (num_coalesce_pairs): Move up earlier in file.
21282 (find_coalesce_pair): Initialize the INDEX field for each pair
21284 (compare_pairs): No longer sort on the elements in each pair.
21285 Instead break ties with the index of the coalesce pair.
21287 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21290 * config/aarch64/aarch64-protos.h
21291 (aarch64_save_restore_target_globals): New prototype.
21292 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
21293 Call the above when popping pragma.
21294 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
21296 (aarch64_set_current_function): Rewrite using the above.
21298 2016-03-11 Jakub Jelinek <jakub@redhat.com>
21300 PR tree-optimization/70177
21301 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
21302 (extract_ops_from_tree): ... this. In the 2 argument
21303 overload remove _1 suffix.
21304 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
21305 (extract_ops_from_tree): ... this.
21306 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
21308 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
21309 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
21310 extract_ops_from_tree instead of 2 operand one.
21312 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
21314 PR tree-optimization/70013
21315 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
21316 for constant-pool entries.
21318 2016-03-11 Jakub Jelinek <jakub@redhat.com>
21320 PR rtl-optimization/70174
21321 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
21322 followed by gen_lowpart on force_reg instead of just gen_lowpart.
21324 PR tree-optimization/70169
21325 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
21326 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
21329 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
21330 Jakub Jelinek <jakub@redhat.com>
21333 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
21334 of uninitialized values.
21336 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21338 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
21340 ("*trunctddd2"): New pattern definition.
21341 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
21344 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21346 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
21347 definitions for BFP and DFP rounding modes.
21348 ("fixuns_truncdddi2", "fixuns_trunctddi2")
21349 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
21350 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
21351 ("fix_trunctf<mode>2"): Use the new constants instead of magic
21354 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21356 * config/s390/constraints.md: Adjust comment.
21357 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
21358 s390_decompose_addrstyle_without_index.
21359 * config/s390/predicates.md (shift_count_or_setmem_operand):
21360 Rename to setmem_operand.
21361 * config/s390/s390-protos.h
21362 (s390_decompose_shift_count): Rename to
21363 s390_decompose_addrstyle_without_index.
21364 * config/s390/s390.c (s390_decompose_shift_count)
21365 (s390_mem_constraint, print_shift_count_operand)
21366 (print_operand_address, print_operand): Rename
21367 s390_decompose_shift_count to
21368 s390_decompose_addrstyle_without_index and rename
21369 print_shift_count_operand to print_addrstyle_operand troughout the
21371 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
21372 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
21373 Rename shift_count_or_setmem_operand to setmem_operand.
21374 * config/s390/vx-builtins.md ("vec_insert<mode>")
21375 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
21378 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21381 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
21382 Handle overlapping retval and newval.
21384 2016-03-10 Nick Clifton <nickc@redhat.com>
21387 * config/aarch64/aarch64.c
21388 (aarch64_override_options_after_change_1): When forcing
21389 flag_omit_frame_pointer to be true, use a special value that can
21390 be detected if this function is called again, thus preventing
21391 flag_omit_leaf_frame_pointer from being forced to be false.
21393 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21395 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
21396 Set x_flag_omit_leaf_frame_pointer when handling
21397 -momit-leaf-frame-pointer.
21399 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21402 * cgraph.c (cgraph_node::dump): Dump split_part and
21403 indirect_call_target.
21404 * cgraph.h (cgraph_node): Add indirect_call_target flag.
21405 * ipa.c (has_addr_references_p): Cleanup.
21406 (is_indirect_call_target_p): New.
21407 (walk_polymorphic_call_targets): Do not mark virtuals that may be
21408 called indirectly as local.
21409 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
21411 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21414 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
21415 on cxa_pure_virtual.
21417 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21420 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
21422 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21425 * tree.c (need_assembler_name_p): Only record main variant type names.
21427 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
21430 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
21431 Always define to 0 or 1.
21432 (TARGET_FIX_ERR_A53_843419): New macro.
21433 * config/aarch64/aarch64-elf-raw.h
21434 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
21435 * config/aarch64/aarch64-linux.h: Likewise.
21436 * config/aarch64/aarch64.c
21437 (aarch64_override_options_after_change_1): Do not default
21438 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
21440 (aarch64_attributes): Handle fix-cortex-a53-843419.
21441 (aarch64_can_inline_p): Likewise.
21442 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
21444 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
21445 Jakub Jelinek <jakub@redhat.com>
21447 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
21448 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
21449 DECL_COMMONS if flag_unconstrained_commons is set.
21450 * tree-dfa.c (get_ref_base_and_extent): Likewise.
21451 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
21452 (funconstrained-commons): Document.
21454 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
21456 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
21457 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
21459 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
21461 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
21462 has a proper number of elements.
21464 2016-03-10 Alan Modra <amodra@gmail.com>
21466 PR rtl-optimization/69195
21467 PR rtl-optimization/47992
21468 * ira.c (recorded_label_ref): Delete.
21469 (update_equiv_regs): Return void.
21470 (indirect_jump_optimize): New function.
21471 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
21472 before regstat_compute_ri. Don't rebuild_jump_labels here.
21473 Delete update_regstat.
21475 2016-03-10 Richard Biener <rguenther@suse.de>
21477 PR tree-optimization/70128
21478 * tree-ssa-structalias.c (set_uids_in_ptset): Set
21479 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
21481 2016-03-09 Jakub Jelinek <jakub@redhat.com>
21483 PR tree-optimization/70152
21484 * tree-sra.c (replace_removed_params_ssa_names): Copy over
21485 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
21488 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
21489 instead of gen_sse2_loadlpd.
21490 * config/i386/sse.md (*vec_concatv2df): Rename to...
21491 (vec_concatv2df): ... this.
21493 PR tree-optimization/70127
21494 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
21496 2016-03-09 David Malcolm <dmalcolm@redhat.com>
21500 * diagnostic-show-locus.c (compatible_locations_p): New function.
21501 (layout::layout): Sanitize ranges using compatible_locations_p.
21503 2016-03-09 David Malcolm <dmalcolm@redhat.com>
21507 * diagnostic-show-locus.c (layout_range::layout_range): Replace
21508 location_range param with three const expanded_locations * and a
21510 (layout::layout): Replace call to
21511 rich_location::lazily_expand_location with get_expanded_location.
21512 Extract the range and perform location expansion here, passing
21513 the results to the layout_range ctor.
21514 * diagnostic.c (source_range::debug): Delete.
21515 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
21516 of rich_location::get_expanded_location.
21517 * gcc-rich-location.c (get_range_for_expr): Delete.
21518 (gcc_rich_location::add_expr): Reimplement to avoid the
21519 rich_location::add_range overload that took a location_range,
21520 passing a location_t instead.
21522 2016-03-09 Richard Biener <rguenther@suse.de>
21523 Jakub Jelinek <jakub@redhat.com>
21525 PR tree-optimization/70138
21526 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21527 Also skip vect_double_reduction_def.
21529 2016-03-09 Jakub Jelinek <jakub@redhat.com>
21532 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
21533 if the operand is "m".
21535 2016-03-09 Nathan Sidwell <nathan@acm.org>
21537 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
21539 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
21541 * config/i386/i386.c (processor_target_table): Fix cost table
21542 intialization order for znver1.
21544 2016-03-08 Jakub Jelinek <jakub@redhat.com>
21546 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
21547 - becuase -> because.
21548 * ipa-reference.c (ignore_module_statics): Likewise.
21549 * cgraph.c (cgraph_node::get_body): Likewise.
21550 * ipa-inline.c (early_inliner): Likewise.
21551 * ipa-devirt.c (types_same_for_odr): Likewise.
21552 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
21553 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
21555 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21557 * tree-ssa-math-opts.c: Fix typo in comment.
21559 2016-03-08 Jakub Jelinek <jakub@redhat.com>
21562 * config/i386/i386.c (scalar_chain::make_vector_copies,
21563 scalar_chain::convert_reg): Call end_sequence in between
21564 get_insns and emit_conversion_insns rather than after both
21567 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
21570 * config/i386/i386.h (machine_function): Add
21571 pc_thunk_call_expanded flag.
21572 (ix86_pc_thunk_call_expanded): New define.
21573 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
21574 (*set_got): Rename insn pattern from set_got.
21575 (*set_got_labelled): Rename inst pattern from set_got_labelled.
21576 * config/i386/i386.c (ix86_compute_frame_layout): Use
21577 ix86_pc_thunk_call_expanded to prevent red-zone.
21579 2016-03-07 Martin Jambor <mjambor@suse.cz>
21581 * hsa.h (hsa_get_ctor_statements): Declare.
21582 (hsa_get_dtor_statements): Likewise.
21583 (hsa_get_kernel_dispatch_type): Likewise.
21584 * hsa.c (hsa_get_ctor_statements): New function.
21585 (hsa_get_dtor_statements): Likewise.
21586 (hsa_get_kernel_dispatch_type): Likewise.
21587 * hsa-brig.c (hsa_cdtor_statements): Removed.
21588 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
21589 hsa_get_dtor_statements.
21590 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
21591 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
21593 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
21595 * config/arm/arm-cores.def (cortex-r8): New.
21596 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
21597 * config/arm/arm-tune.md: Likewise.
21598 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
21600 2016-03-07 Martin Sebor <msebor@redhat.com>
21602 PR rtl-optimization/19705
21603 * doc/invoke.texi (Options That Control Optimization): Clarify
21604 -fno-branch-count-reg.
21606 2016-02-26 Richard Biener <rguenther@suse.de>
21607 Jeff Law <law@redhat.com>
21609 PR tree-optimization/69740
21610 * cfghooks.c (remove_edge): Request loop fixups if we delete
21611 an edge that might turn an irreducible loop into a natural
21613 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
21614 Move after definition of loops_state_clear.
21616 2016-03-07 Bin Cheng <bin.cheng@arm.com>
21618 PR rtl-optimization/69052
21619 * rtlanal.c (commutative_operand_precedence): Set higher precedence
21622 2016-03-07 Tom de Vries <tom@codesourcery.com>
21624 PR tree-optimization/70116
21625 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
21626 is_tm_ending stmts and ubsan/asan internal functions.
21627 (find_duplicate): Use it. Don't test is_tm_ending here.
21629 2016-03-07 Richard Biener <rguenther@suse.de>
21631 PR tree-optimization/70115
21632 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
21633 (propagate_constants_for_unrolling): Use replace_uses_by.
21635 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
21637 PR middle-end/69916
21638 * omp-low.c (struct oacc_loop): Add ifns.
21639 (new_oacc_loop_raw): Initialize it.
21640 (finish_oacc_loop): Clear mask & flags if no ifns.
21641 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
21642 (oacc_loop_xform_loop): Add ifns arg & adjust.
21643 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
21645 2016-03-07 Richard Henderson <rth@redhat.com>
21648 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
21649 (insert_value_copy_on_edge): Likewise.
21651 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21653 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
21655 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21658 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
21660 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
21662 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
21664 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
21666 Fix sseimul type attribute.
21667 * config/i386/znver1.md
21668 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
21669 znver1_sseimul_avx256_load) : Fix the type attribute.
21670 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
21671 pipe usage and latency.
21673 2016-03-05 Jakub Jelinek <jakub@redhat.com>
21676 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
21677 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
21680 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
21683 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
21685 PR rtl-optimization/69941
21686 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
21687 the reg share its mode.
21689 2016-03-04 Jeff Law <law@redhat.com>
21691 PR tree-optimization/69196
21692 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21693 If the both SSA_NAMEs are anonymous, then consider them unassociated
21694 and include the PHI in the statement count.
21696 2016-03-05 Tom de Vries <tom@codesourcery.com>
21698 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
21699 construct in oacc routine. Check for oacc region in oacc routine.
21701 2016-03-04 Jakub Jelinek <jakub@redhat.com>
21704 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
21705 2016-02-22 changes, instead don't recurse if RECUR is already true.
21706 Don't change *dynamic_check if RECUR. Adjust recursive caller
21707 to pass true to the new argument.
21708 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
21711 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
21712 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
21714 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
21716 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
21718 PR rtl-optimization/57676
21719 * lra-assigns.c (lra_assign): Guard test for maximum iterations
21720 with flag_checking.
21722 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
21724 * tree-vect-patterns.c (search_type_for_mask): Handle
21725 comparison of booleans.
21727 2016-03-04 Jakub Jelinek <jakub@redhat.com>
21729 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
21733 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
21734 all other ops that have dw_val_class_die_ref operands,
21735 and DW_OP_GNU_entry_value.
21737 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21739 PR rtl-optimization/69904
21740 * config/arm/arm.c (arm_cannot_copy_insn_p):
21741 Return true for load-exclusive instructions.
21743 2016-03-03 Jakub Jelinek <jakub@redhat.com>
21746 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
21747 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
21748 the pattern no matter if it is used just by non-pattern, pattern
21750 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
21751 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
21752 oprnd1 def_stmt is in pattern, don't look through it.
21754 2016-03-03 Marek Polacek <polacek@redhat.com>
21756 PR middle-end/70050
21757 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
21759 2016-03-03 Martin Liska <mliska@suse.cz>
21761 PR tree-optimization/70043
21762 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
21763 previous statement if we see a debug statement.
21765 2016-03-03 Richard Biener <rguenther@suse.de>
21767 PR tree-optimization/55936
21768 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
21769 parameter and guard unsafe equivalence use.
21770 (vrp_evaluate_conditional_warnv_with_ops): Always use
21771 safe equivalences but not via the quadratic compare_names
21774 2016-03-03 Michael Collison <michael.collison@linaro.org>
21777 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
21778 for operand 1 to s_register_operand. Change predicate for operand
21779 2 to arm_not_immediate_operand.
21781 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
21783 * doc/tm.texi: Regenerated.
21785 2016-03-02 Richard Henderson <rth@redhat.com>
21788 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
21789 simplification when all args are positive non-fixed registers.
21791 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21793 * target.def (lra_p): Specify that new ports should use LRA.
21795 2016-03-02 Jakub Jelinek <jakub@redhat.com>
21798 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
21799 gimplify_type_sizes the type they refer to.
21800 (omp_notice_variable): Handle reference vars to VLAs.
21801 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
21802 reference to VLA decls in the second pass instead of first pass.
21804 2016-03-02 Tom de Vries <tom@codesourcery.com>
21806 PR tree-optimization/68659
21807 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
21808 new_expr == NULL_TREE.
21809 (get_new_name): Handle ADDR_EXPR.
21811 2016-03-02 Bin Cheng <bin.cheng@arm.com>
21813 PR rtl-optimization/69052
21814 * loop-invariant.c (canonicalize_address): New function.
21815 (inv_can_prop_to_addr_use): Check validity of address expression
21816 which is canonicalized by above function.
21818 2016-03-02 Alan Modra <amodra@gmail.com>
21821 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
21824 2016-03-02 Jakub Jelinek <jakub@redhat.com>
21827 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
21828 (*movhi_internal): Put mask moves from and to memory separately
21829 from moves from/to GPRs.
21831 2016-03-02 Richard Biener <rguenther@suse.de>
21833 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
21834 GENERIC expressions in GIMPLE.
21836 2016-03-02 Richard Biener <rguenther@suse.de>
21838 * config/i386/i386.c (type_natural_mode): Fix typo.
21840 2016-03-02 Nick Clifton <nickc@redhat.com>
21842 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
21844 2016-03-02 Richard Biener <rguenther@suse.de>
21845 Uros Bizjak <ubizjak@gmail.com>
21848 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
21850 2016-03-02 Richard Biener <rguenther@suse.de>
21852 PR middle-end/67278
21853 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
21855 2016-03-02 Marek Polacek <polacek@redhat.com>
21858 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
21859 "is promoted to" warning.
21861 2016-03-01 DJ Delorie <dj@redhat.com>
21863 * config.gcc: Deprecate mep-*.
21865 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
21867 PR middle-end/70025
21868 * lra-constraints.c (regno_val_use_in): New.
21869 (match_reload): Use it instead of regno_use_in.
21871 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
21873 PR rtl-optimization/70007
21874 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
21875 references present in REG_EQUAL notes attached to non-SET patterns.
21877 2016-03-01 Jeff Law <law@redhat.com>
21879 PR tree-optimization/69196
21880 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21881 Appropriately clamp the number of statements to copy when the
21882 thread path does not traverse a loop backedge.
21884 PR tree-optimization/69196
21885 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21886 Do count some PHIs in the thread path against the insn count. Decrease
21887 final statement count by one as the control statement in the last
21888 block will get removed. Remove special cased code for handling PHIs
21891 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
21894 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
21895 asm dialect alternatives to explicit GOTPCREL calls.
21897 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
21900 * ira.c (do_reload): Issue warning for generic stack checking here...
21901 * reload1.c (reload): ...instead of here and streamline it.
21903 2016-03-01 Nick Clifton <nickc@redhat.com>
21905 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
21907 2016-03-01 Richard Biener <rguenther@suse.de>
21909 PR tree-optimization/69983
21910 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
21911 types and fall back to operand_equal_p.
21913 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21916 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21918 * config/s390/constraints.md ("jm8"): New constraint.
21919 * config/s390/predicates.md ("const_int_8bitset_operand"): New
21921 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
21923 ("*setmem_long<setmem_and>"): New pattern.
21924 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
21926 ("*setmem_long_31z<setmem_and>"): New pattern.
21927 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
21928 New substitution rules with the required attributes.
21931 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21934 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21936 * gensupport.c (process_substs_on_one_elem): Split loop to
21937 complete mark_operands_used_in_match_dup on all expressions in the
21939 (adjust_operands_numbers): Inline into process_substs_on_one_elem
21940 and remove function.
21942 2016-03-01 Richard Biener <rguenther@suse.de>
21944 PR middle-end/70022
21945 * fold-const.c (fold_indirect_ref_1): Fix range checking for
21946 vector BIT_FIELD_REF extract.
21948 2016-03-01 Richard Biener <rguenther@suse.de>
21950 PR tree-optimization/69994
21951 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
21953 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
21955 PR tree-optimization/69956
21956 * tree-vect-stmts.c (supportable_widening_operation): Support
21957 multi-step conversion of boolean vectors.
21958 (supportable_narrowing_operation): Likewise.
21960 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21962 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
21965 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21967 * config/s390/subst.md (DSI_VI): New mode iterator.
21968 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
21969 * config/s390/vector.md ("vec_set<mode>"): Move expander before
21970 the insn definition.
21971 ("*vec_set<mode>"): Change predicate and add alternative to
21972 support only either register or const_int operands as element
21974 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
21976 ("vec_extract<mode>"): New expander.
21977 ("*vec_extract<mode>"): New insn definition supporting reg and
21978 const_int element selectors.
21979 ("*vec_extract<mode>_plus"): New insn definition supporting
21980 reg+const_int element selectors.
21981 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
21982 following expander+insn definition.
21983 ("<vec_shifts_name><mode>3"): New expander.
21984 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
21986 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21988 * config/s390/s390.md ("*tabort_1"): Change predicate to
21989 nonmemory_operand. Add a second alternative to cover
21990 register as well as const int operands.
21991 ("*tabort_1_plus"): New pattern definition.
21993 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21995 * config/s390/s390.md ("*ashrdi3_cc_31")
21996 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
21997 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
21998 Merge insn definitions into ...
21999 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
22000 New pattern definition.
22001 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
22002 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
22003 ("*ashr<mode>3_and"): Merge insn definitions into ...
22004 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
22005 New pattern definition.
22006 * config/s390/subst.md ("addr_style_op_cc_subst")
22007 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
22008 substitutions patterns plus attributes.
22009 Add ashiftrt to SUBST iterator.
22011 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22013 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
22014 op2 to nonmemory_operand.
22015 ("*<shift>di3_31", "*<shift>di3_31_and"):
22016 Merge into single pattern definition ...
22017 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
22018 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
22019 pattern definition ...
22020 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
22021 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
22024 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22026 * config/s390/predicates.md (const_int_6bitset_operand): New
22028 * config/s390/s390.md: Include subst.md.
22029 ("rotl<mode>3"): New expander.
22030 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
22032 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
22033 * config/s390/subst.md: New file.
22035 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22037 * config/s390/s390.md ("op_type", "atype", "length" attributes):
22038 Remove RRR type. It doesn't really exist.
22039 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
22041 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
22042 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
22043 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
22044 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
22045 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
22046 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
22047 `enabled' attribute.
22049 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22051 * gensupport.c (process_substs_on_one_elem): Split loop to
22052 complete mark_operands_used_in_match_dup on all expressions in the
22054 (adjust_operands_numbers): Inline into process_substs_on_one_elem
22055 and remove function.
22057 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
22060 * config/sparc/sparc.c (NWORDS_UP): Rename to...
22061 (CEIL_NWORDS): ...this. Use CEIL macro.
22062 (compute_fp_layout): Adjust to above renaming.
22063 (function_arg_union_value): Likewise.
22064 (sparc_arg_partial_bytes): Likewise.
22065 (sparc_function_arg_advance): Likewise.
22067 2016-02-29 Jeff Law <law@redhat.com>
22069 PR tree-optimization/70005
22070 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
22071 where an object with a boolean range is compared against a value
22074 PR tree-optimization/69999
22075 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
22076 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
22079 2016-02-29 Richard Biener <rguenther@suse.de>
22081 PR tree-optimization/69994
22082 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
22083 (get_unary_op): Look through nop conversions.
22084 (ops_equal_values_p): New function, look for equality diregarding
22086 (eliminate_plus_minus_pair): Use ops_equal_values_p
22087 (repropagate_negates): Do not use get_unary_op here.
22089 2016-02-29 Martin Liska <mliska@suse.cz>
22091 * system.h: Poison ENABLE_CHECKING macro.
22093 2016-02-29 Martin Liska <mliska@suse.cz>
22095 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
22096 is presented in dump flags.
22097 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
22098 (hsa_regalloc): Likewise.
22100 2016-02-19 Richard Biener <rguenther@suse.de>
22102 PR tree-optimization/69980
22103 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
22104 permutation of those we need to keep.
22106 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
22109 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
22110 (NWORDS_UP): ...this
22111 (init_cumulative_args): Minor tweaks.
22112 (sparc_promote_function_mode): Likewise.
22113 (scan_record_type): Delete.
22114 (traverse_record_type): New function template.
22115 (classify_data_t): New structure type.
22116 (classify_registers): New inline function.
22117 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
22118 exhausted. Instantiate traverse_record_type on classify_registers and
22119 deal with the case of a structure passed in slot #15 with no FP field
22121 (assign_data_t): New structure type.
22122 (compute_int_layout): New static function.
22123 (compute_fp_layout): Likewise.
22124 (count_registers): New inline function.
22125 (assign_int_registers): New static function.
22126 (assign_fp_registers): Likewise.
22127 (assign_registers): New inline function.
22128 (function_arg_record_value_1): Delete.
22129 (function_arg_record_value_2): Likewise.
22130 (function_arg_record_value_3): Likewise.
22131 (function_arg_record_value): Adjust to above changes. Instantiate
22132 traverse_record_type on count_registers to first count the number of
22133 registers to be used and then on assign_registers to assign them.
22134 (function_arg_union_value): Adjust to above renaming.
22135 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
22136 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
22137 case of a structure passed in slot #15
22138 (sparc_function_arg_advance): Likewise.
22139 (function_arg_padding): Minor tweak.
22141 2016-02-29 Richard Biener <rguenther@suse.de>
22143 PR tree-optimization/69720
22144 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
22145 the adjustment_def path for possibly vectorized defs.
22146 (vect_create_epilog_for_reduction): Handle vectorized initial
22149 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
22151 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
22153 2016-02-27 Jeff Law <law@redhat.com>
22156 2016-02-26 Richard Biener <rguenther@suse.de>
22157 Jeff Law <law@redhat.com>
22159 PR tree-optimization/69740
22160 * cfghooks.c (remove_edge): Request loop fixups if we delete
22161 an edge that might turn an irreducible loop into a natural
22164 2016-02-27 Jakub Jelinek <jakub@redhat.com>
22166 PR rtl-optimization/69896
22167 * tree-vect-generic.c (get_compute_type): Avoid single element
22170 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
22172 Rename the AArch64 tuning option and related functions to enable the
22173 Newton series for the reciprocal square root to reflect its
22174 approximative characteristic.
22176 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
22177 function to "aarch64_emit_approx_rsqrt".
22178 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
22179 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
22180 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
22181 (xgene1_tunings): Likewise.
22182 (use_rsqrt_p): Likewise.
22183 (aarch64_emit_swrsqrt): Use new function name.
22184 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
22185 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
22186 text explaining this option.
22187 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
22189 2016-02-26 Jakub Jelinek <jakub@redhat.com>
22192 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
22193 complain about -mallow-movmisalign without -mvsx if
22194 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
22196 2016-02-26 Joel Sherrill <joel@rtems.org>
22198 * config.gcc: Add x86_64-*-rtems*.
22199 * config/i386/rtems-64.h: New file.
22201 2016-02-26 Joel Sherrill <joel@rtems.org>
22203 * config.gcc: Add aarch64-*-rtems*.
22204 * config/aarch64/rtems.h: New file.
22206 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
22209 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
22210 shift amount using %h. Add comment.
22212 2016-02-26 Richard Biener <rguenther@suse.de>
22213 Jeff Law <law@redhat.com>
22215 PR tree-optimization/69740
22216 * cfghooks.c (remove_edge): Request loop fixups if we delete
22217 an edge that might turn an irreducible loop into a natural
22220 2016-02-26 Martin Jambor <mjambor@suse.cz>
22222 PR middle-end/69920
22223 * tree-sra.c (sra_modify_assign): Do not remove loads of
22224 uninitialized aggregates to SSA_NAMEs.
22226 2016-02-26 Richard Henderson <rth@redhat.com>
22229 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
22230 pseudo in case the target rtx matches the source of the left
22233 2016-02-26 Martin Jambor <mjambor@suse.cz>
22236 * hsa.h (hsa_type_packed_p): Declare.
22237 * hsa.c (hsa_type_packed_p): New function.
22238 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
22240 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
22241 * hsa-brig.c (emit_basic_insn): Likewise.
22243 2016-02-26 Martin Jambor <mjambor@suse.cz>
22246 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
22248 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
22250 2016-02-26 Martin Jambor <mjambor@suse.cz>
22252 * hsa.h (is_a_helper): New overload for hsa_op_immed for
22253 hsa_op_with_type operands.
22254 (hsa_unsigned_type_for_type): Declare.
22255 * hsa.c (hsa_unsigned_type_for_type): New function.
22256 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
22257 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
22258 the finalizer. Do not emit extra move.
22260 2016-02-26 Martin Jambor <mjambor@suse.cz>
22262 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
22263 atomic operations in private segment.
22265 2016-02-26 Martin Jambor <mjambor@suse.cz>
22267 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
22268 statements to wi->info. Also disallow omp simd constructs.
22269 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
22270 for not gridifying. Dump special string for omp_for.
22272 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22275 * config/aarch64/aarch64.c (aarch64_set_current_function):
22276 Save/restore target globals when switching to
22277 target_option_default_node.
22279 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22282 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
22283 Return 0 if !SHIFT_COUNT_TRUNCATED.
22285 2016-02-26 Jakub Jelinek <jakub@redhat.com>
22286 Eric Botcazou <ebotcazou@adacore.com>
22288 PR rtl-optimization/69891
22289 * dse.c (scan_insn): If we can't figure out memset arguments
22290 or they are non-constant, call clear_rhs_from_active_local_stores.
22292 2016-02-26 Martin Liska <mliska@suse.cz>
22294 * doc/extend.texi: Mention clog10, clog10f an clog10l
22295 in Builtins section.
22297 2016-02-26 Martin Liska <mliska@suse.cz>
22299 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
22301 (resolve_args_picking_1): Likewise.
22302 * dwarf2out.h (struct GTY): Likewise.
22304 2016-02-26 Martin Liska <mliska@suse.cz>
22306 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
22307 with flag_checking.
22308 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
22310 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
22311 Martin Liska <mliska@suse.cz>
22313 * doc/install.texi: Mention --enable-valgrind-annotations.
22315 2016-02-26 Richard Biener <rguenther@suse.de>
22317 PR tree-optimization/69551
22318 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
22319 looking through aliases adjust DECL_PT_UID to refer to the
22320 ultimate alias target.
22322 2016-02-25 Martin Liska <mliska@suse.cz>
22324 PR middle-end/69919
22325 * alloc-pool.c (after_memory_report): New variable.
22326 * alloc-pool.h (base_pool_allocator ::release): Do not use
22327 the infrastructure if after_memory_report.
22328 * toplev.c (toplev::main): Mark after memory report.
22330 2016-02-25 Richard Biener <rguenther@suse.de>
22332 PR tree-optimization/48795
22333 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
22335 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
22338 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
22339 offloading is enabled and -fopenacc or -fopenmp is specified.
22340 (CRTOFFLOADEND): Likewise.
22341 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
22342 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
22343 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
22344 (offload_objects_file_name): New static var.
22345 (tool_cleanup): Remove offload_objects_file_name file.
22346 (find_offloadbeginend): Replace with ...
22347 (find_crtoffloadtable): ... this.
22348 (run_gcc): Remove offload_argc and offload_argv.
22349 Get offload_objects_file_name from -foffload-objects=... option.
22350 Read names of object files with offload from this file, pass them to
22351 compile_images_for_offload_targets. Don't call find_offloadbeginend and
22352 don't pass offloadbegin and offloadend to the linker. Don't pass
22353 offload non-LTO files to the linker, because now they're not claimed.
22355 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
22358 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
22359 on builtin_unreachable.
22361 2016-02-25 Jakub Jelinek <jakub@redhat.com>
22363 PR rtl-optimization/69896
22364 * regcprop.c: Include cfgrtl.h.
22365 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
22366 than remembered mode, either delete it (if noop_move_p), or
22367 treat like copy_p but not noop_p instruction.
22369 2016-02-24 Jakub Jelinek <jakub@redhat.com>
22372 * dwarf2out.c (gen_variable_die): Work around buggy LTO
22373 - allow NULL decl for Fortran DW_TAG_common_block variables.
22375 2016-02-24 Jason Merrill <jason@redhat.com>
22377 * common.opt (flifetime-dse): Add -flifetime-dse=1.
22379 2016-02-24 Richard Biener <rguenther@suse.de>
22380 Jakub Jelinek <jakub@redhat.com>
22382 PR middle-end/69760
22383 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
22384 conditionally executed ops to well-defined overflow behavior.
22386 2016-02-24 Jakub Jelinek <jakub@redhat.com>
22388 PR middle-end/69915
22389 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
22392 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22394 PR rtl-optimization/69886
22395 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
22396 argument. Use it when checking validity of set instructions.
22397 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
22398 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
22400 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
22401 * store-motion.c (find_moveable_store): Update
22402 can_assign_to_reg_without_clobbers_p callsite.
22404 2016-02-24 Richard Biener <rguenther@suse.de>
22406 PR middle-end/68963
22407 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
22409 (record_nonwrapping_iv): Do not fall back to the low/high bound
22410 for non-constant IV bases if the stmt is not always executed.
22412 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22414 * config/arm/arm-cores.def (cortex-a32): New entry.
22415 * config/arm/arm-tables.opt: Regenerate.
22416 * config/arm/arm-tune.md: Regenerate.
22417 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
22418 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
22419 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
22420 for -mcpu and -mtune.
22422 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22425 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
22426 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
22427 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
22428 (atomic_loaddi_1): Delete.
22429 (atomic_loaddi): Rewrite expander using the above changes.
22431 2016-02-24 Jakub Jelinek <jakub@redhat.com>
22434 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
22437 2016-02-24 Jakub Jelinek <jakub@redhat.com>
22438 Richard Biener <rguenth@suse.de>
22440 PR middle-end/69909
22441 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
22442 set_mem_attributes if tem is SSA_NAME which got expanded
22445 2016-02-24 Richard Biener <rguenther@suse.de>
22447 PR tree-optimization/69907
22448 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
22449 end of permutations for BB vectorization.
22451 2016-02-24 Christian Bruel <christian.bruel@st.com>
22453 * config/arm/arm-c.c (arm_option_override): Initialize
22454 target_option_current_node.
22455 * config/arm/arm.c (arm_pragma_target_parse): Replace
22456 build_target_option_node call by target_option_current_node.
22457 Set target_option_current_node.
22460 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
22463 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
22464 define_insn_and_split to define_insn.
22465 (zero_extendqi<mode>2_dot2): Same.
22466 (extendqi<mode>2_dot): Same.
22467 (extendqi<mode>2_dot2): Same.
22469 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
22471 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
22472 and add bypass for AES{D,E} and AESMC pairs.
22473 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
22476 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
22478 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
22479 series for reciprocal square root in Exynos M1.
22481 2016-02-23 Martin Sebor <msebor@redhat.com>
22484 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
22485 __builtin_alloca_with_align.
22487 2016-02-23 Richard Henderson <rth@redhat.com>
22489 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
22490 (ix86_register_pragmas): Remove __seg_tls.
22491 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
22492 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
22493 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
22494 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
22495 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
22496 * doc/extend.texi (__seg_tls): Remove item.
22498 2016-02-23 Richard Biener <rguenther@suse.de>
22500 * alloc-pool.h (struct allocation_object): Make id member
22501 conditional on CHECKING_P again.
22502 (get_instance): Adjust.
22503 (base_pool_allocator): Likewise.
22505 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
22507 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
22508 (parallelize_loops): In OpenACC kernels mode, set n_threads to
22510 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
22512 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
22514 2016-02-23 Richard Biener <rguenther@suse.de>
22516 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
22517 * bitmap.h (struct bitmap_usage): Likewise.
22518 (bitmap_move): Declare.
22519 * bitmap.c (register_overhead): Take size_t argument.
22520 (bitmap_move): New function.
22521 * df-problems.c (df_rd_transfer_function): Use bitmap_move
22522 to properly account overhead.
22523 * tree.c (free_node): Use tree_size.
22525 2016-02-23 Jakub Jelinek <jakub@redhat.com>
22528 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
22529 when inverting comparison.
22532 * common.opt (Wunreachable-code): Add Warning flag.
22534 2016-02-23 Mark Wielaard <mjw@redhat.com>
22535 Jakub Jelinek <jakub@redhat.com>
22538 * cgraphunit.c (check_global_declaration): Check main_input_filename
22539 and DECL_SOURCE_FILE are not NULL.
22541 2016-02-23 Martin Jambor <mjambor@suse.cz>
22543 PR tree-optimization/69666
22544 * tree-sra.c (sra_modify_assign): Do not attempt to create
22545 default_def replacements for unscalarizable regions.
22547 2016-02-20 Mark Wielaard <mjw@redhat.com>
22550 * cgraphunit.c (check_global_declaration): Check level of
22551 warn_unused_const_variable and main_input_filename.
22552 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
22553 (-Wunused-variable): For C implies -Wunused-const-variable=1.
22554 (-Wunused-const-variable): Explain levels 1 and 2.
22556 2016-02-22 Jakub Jelinek <jakub@redhat.com>
22559 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
22560 identical arguments. Formatting and spelling fixes.
22563 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
22568 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
22569 and m68k-devices.def.
22570 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
22571 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
22573 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
22575 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
22576 and HImode registers.
22578 2016-02-22 Richard Biener <rguenther@suse.de>
22580 PR tree-optimization/69882
22581 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
22582 preserve permutations present because of gaps.
22583 (vect_supported_load_permutation_p): Always continue checking
22584 permutations after vect_attempt_slp_rearrange_stmts.
22586 2016-02-22 Bin Cheng <bin.cheng@arm.com>
22588 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
22589 min_profitable_estimate, rather than min_profitable_iters.
22591 2016-02-22 Jakub Jelinek <jakub@redhat.com>
22594 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
22595 SImode for last match_operand.
22597 2016-02-22 Martin Liska <mliska@suse.cz>
22599 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
22600 return bitsize - 1 as the return value.
22602 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
22606 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
22607 Handle negative shift counts.
22608 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
22609 force_reg on the shift constant.
22610 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
22611 (lshrsi3_d): Handle negative shift counts.
22613 2016-02-22 Richard Biener <rguenther@suse.de>
22614 Tom de Vries <tom@codesourcery.com>
22616 * graph.c: Include dumpfile.h.
22617 (print_graph_cfg): Split into three overloads.
22618 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
22620 2016-02-22 Tom de Vries <tom@codesourcery.com>
22622 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
22625 2016-02-22 Richard Biener <rguenther@suse.de>
22628 * ipa-inline-transform.c (inline_call): When not updating
22629 overall summaries adjust self size by the growth estimate.
22630 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
22631 hash-set, do not update overall summaries here. Renamed from ...
22632 (inline_to_all_callers): ... this which is now wrapping the
22633 above and performing delayed overall summary update.
22634 (early_inline_small_functions): Delay updating of the overall
22637 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
22639 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
22642 2016-02-19 Jakub Jelinek <jakub@redhat.com>
22645 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
22646 :%* in %:gt() argument.
22647 (greater_than_spec_func): Adjust for expecting only numbers,
22648 if there are more than two numbers, compare the last two.
22650 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
22652 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
22653 -Wnarrowing with -std.
22655 2016-02-19 Jakub Jelinek <jakub@redhat.com>
22658 * expr.c (store_field): Don't use bit-field path if exp is
22659 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
22660 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
22661 and the assignment can be performed by bitwise copy. Formatting
22664 PR middle-end/69838
22665 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
22666 call copy_reg_eh_region_note_forward on before and/or after sequences
22667 and remove note from insn if it no longer can throw.
22670 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
22671 if TARGET_AVX512BW.
22673 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22675 * config/s390/vector.md: Add missing commutative operand markers
22676 to the patterns which qualify for one.
22677 * config/s390/vx-builtins.md: Likewise.
22679 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22681 * config/s390/vector.md (VI, VI_QHS): Add single element vector
22682 types to mode iterators.
22683 (vec_double): ... and mode attribute.
22684 * config/s390/vx-builtins.md (non_vec_int): Likewise.
22686 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22688 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
22689 Change the predicate of op2 from nonimmediate to general and let
22690 reload fix it if necessary.
22692 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22694 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
22696 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22698 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
22701 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22703 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
22704 * config/s390/s390.c (s390_expand_vec_movstr): New function.
22705 * config/s390/s390.md ("movstr<P:mode>"): Call
22706 s390_expand_vec_movstr.
22708 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22710 * config/s390/s390.md: Add missing output modifier for operand 1
22711 to print it as address properly.
22713 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22715 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
22716 * config/s390/2964.md: New file.
22717 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
22718 of insn grouping attributes depending on the CPU level.
22719 (s390_get_unit_mask): New function.
22720 (s390_sched_score): Remove the OOO from the scheduling macros.
22721 Add loop to calculate a score for the instruction mix.
22722 (s390_sched_reorder): Likewise plus improve debug output.
22723 (s390_sched_variable_issue): Rename macros as above. Calculate
22724 the unit distances after actually scheduling an insn. Improve
22726 (s390_sched_init): Clear last_scheduled_unit_distance array.
22727 * config/s390/s390.md: Include 2964.md.
22729 2016-02-18 Jakub Jelinek <jakub@redhat.com>
22732 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
22733 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
22734 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
22735 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
22736 *avx512f_<code>v8div16qi2_mask_1): New insns.
22738 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
22741 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
22744 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
22745 earlyclobber from target. Use wF constraint for fused memory
22747 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
22749 2016-02-18 Jakub Jelinek <jakub@redhat.com>
22750 Martin Liska <mliska@suse.cz>
22753 * cfgexpand.c (asan_sanitize_stack_p): New function.
22754 (partition_stack_vars): Use the function.
22755 (expand_stack_vars): Likewise.
22756 (defer_stack_allocation): Likewise.
22757 (expand_used_vars): Likewise.
22759 2016-02-18 Richard Biener <rguenther@suse.de>
22761 PR middle-end/69553
22762 * fold-const.c (operand_equal_p): Properly compare offsets for
22763 IMAGPART_EXPR and ARRAY_REF.
22765 2016-02-18 Nick Clifton <nickc@redhat.com>
22769 * config/arm/arm.c (arm_option_override_internal): Disable
22770 interworking if the target does not support thumb instructions.
22771 (arm_reload_in_hi): Handle the case where a register to register
22772 move needs reloading because there is no simple pattern to handle
22774 (arm_reload_out_hi): Likewise.
22776 2016-02-18 Richard Biener <rguenther@suse.de>
22778 PR middle-end/69854
22779 * match.pd: Don't use fold_binary or fold_unary for folding
22782 2016-02-17 Jakub Jelinek <jakub@redhat.com>
22785 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
22786 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
22787 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
22788 warn on gimple_no_warning_p statements.
22790 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
22792 * doc/extend.texi (C++ Attributes): Correct description of
22793 warn_unused type attribute.
22795 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22797 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
22798 correct instruction.
22800 2016-02-17 Richard Biener <rguenther@suse.de>
22802 PR rtl-optimization/69609
22803 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
22804 (find_traces_1_round): When ending a trace update cached priority
22806 (bb_to_key): Use cached priority when available.
22807 (copy_bb): Initialize cached priority.
22808 (reorder_basic_blocks_software_trace_cache): Likewise.
22810 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22813 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
22815 (aarch64_comparison_operator): Break overly long line into two.
22816 (aarch64_comparison_operation): Likewise.
22817 * config/aarch64/aarch64.md (cstorecc4): Use
22818 aarch64_comparison_operator_mode instead of
22819 aarch64_comparison_operator.
22820 (cstore<mode>4): Likewise.
22821 (aarch64_cstore<mode>): Likewise.
22822 (*cstoresi_insn_uxtw): Likewise.
22823 (cstore<mode>_neg): Likewise.
22824 (*cstoresi_neg_uxtw): Likewise.
22826 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22829 * config/arm/predicates.md (arm_comparison_operator_mode):
22831 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
22832 instead of arm_comparison_operator.
22833 (*mov_negscc): Likewise.
22834 (*mov_notscc): Likewise.
22835 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
22836 (*thumb2_mov_negscc): Likewise.
22837 (*thumb2_mov_negscc_strict_it): Likewise.
22838 (*thumb2_mov_notscc): Likewise.
22839 (*thumb2_mov_notscc_strict_it): Likewise.
22841 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
22843 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
22844 Add missing return.
22846 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
22848 * config/visium/visium.c (machine_libfunc_index): New enum.
22849 (machine_libfuncs): New structure.
22850 (visium_libfuncs): New static variable.
22851 (TARGET_INIT_LIBFUNCS): Define to...
22852 (visium_init_libfuncs): ...this. New function.
22853 (expand_block_move_4): Use the appropriate libfunc.
22854 (expand_block_move_2): Likewise.
22855 (expand_block_move_1): Likewise.
22856 (expand_block_set_4): Likewise.
22857 (expand_block_set_2): Likewise.
22858 (expand_block_set_1): Likewise.
22859 (visium_trampoline_init): Likewise.
22861 2016-02-17 Nick Clifton <nickc@redhat.com>
22863 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
22864 TI's devices.csv file as of March 2016.
22866 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
22869 * opts-global.c (handle_common_deferred_options): Introduce and
22870 initialize two global variables to remember command-line options
22871 specifying a stack-limiting register.
22872 * opts.h: Add extern declarations of the two new global variables.
22873 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
22874 variable based on the values of the two new global variables.
22876 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22879 * common.opt (Wnonnull-compare): New warning.
22880 * doc/invoke.texi (-Wnonnull): Remove text about comparison
22881 of arguments against NULL.
22882 (-Wnonnull-compare): Document.
22883 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
22884 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
22885 * passes.def (pass_warn_nonnull_compare): Add.
22886 * gimple-ssa-nonnull-compare.c: New file.
22888 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22890 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
22891 AARCH64_EXTRA_TUNE_RECIP_SQRT.
22893 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22895 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
22896 reciprocal sqrt for -mlow-precision-recip-sqrt.
22898 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22899 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22901 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
22902 always use lane loads to construct non-constant vectors.
22904 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22906 * config/aarch64/aarch64.md
22907 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
22908 constraints for operand 3.
22909 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
22911 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22912 Richard Biener <rguenther@suse.de>
22914 PR tree-optimization/69820
22915 * tree-vect-patterns.c (type_conversion_p): Return false if
22916 *orig_type is unsigned single precision or boolean.
22917 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
22920 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22922 PR rtl-optimization/69764
22923 PR rtl-optimization/69771
22924 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
22925 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
22927 2016-02-16 Richard Biener <rguenther@suse.de>
22929 PR tree-optimization/69776
22930 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
22932 (indirect_refs_may_alias_p): Likewise.
22933 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
22934 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
22935 according to tbaa_p.
22936 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
22937 (optimize_stmt): For redundant store discovery do not allow tbaa.
22939 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
22941 PR tree-optimization/69714
22942 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
22943 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
22945 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
22947 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
22948 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
22949 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
22950 * config/arc/arc.c (arc_init): Check FPU options.
22951 (get_arc_condition_code): Handle new CC_FPU* modes.
22952 (arc_select_cc_mode): Likewise.
22953 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
22954 register pair only. Allow access for ARCv2 accumulator.
22955 (gen_compare_reg): Whenever we have FPU support use FPU compare
22957 (arc_reorg): Don't generate brcc insns when FPU compare
22958 instructions are involved.
22959 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
22960 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
22961 floating point emulation.
22962 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
22963 (REVERSE_CONDITION): Add new CC_FPU* modes.
22964 (TARGET_FP_SP_BASE): Define.
22965 (TARGET_FP_DP_BASE): Likewise.
22966 (TARGET_FP_SP_FUSED): Likewise.
22967 (TARGET_FP_DP_FUSED): Likewise.
22968 (TARGET_FP_SP_CONV): Likewise.
22969 (TARGET_FP_DP_CONV): Likewise.
22970 (TARGET_FP_SP_SQRT): Likewise.
22971 (TARGET_FP_DP_SQRT): Likewise.
22972 (TARGET_FP_DP_AX): Likewise.
22973 * config/arc/arc.md (ARCV2_ACC): New constant.
22974 (type): New fpu type attribute.
22975 (SDF): Conditional iterator.
22976 (cstore<mode>, cbranch<mode>): Change expand condition.
22977 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
22978 handles FPU/FPX cases as well.
22979 * config/arc/arc.opt (mfpu): New option.
22980 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
22982 (adddf3, muldf3, subdf3): Removed.
22983 * config/arc/predicates.md (proper_comparison_operator): Recognize
22985 * config/arc/fpu.md: New file.
22986 * doc/invoke.texi (ARC Options): Document mfpu option.
22988 2016-02-16 Richard Biener <rguenther@suse.de>
22990 PR rtl-optimization/69291
22991 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
22992 noce_operand_ok check.
22994 2016-02-16 Tom de Vries <tom@codesourcery.com>
22997 * omp-low.c (simd_clone_create): Remove call to
22998 symtab->call_cgraph_insertion_hooks.
23000 2016-02-16 Jakub Jelinek <jakub@redhat.com>
23002 PR tree-optimization/69802
23003 * tree-ssa-reassoc.c (update_range_test): If op is
23004 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
23005 op == 1 test of precision 1 integral op, otherwise handle
23006 that case as op itself. Fix up formatting.
23007 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
23010 2016-02-16 Richard Biener <rguenther@suse.de>
23012 PR tree-optimization/69586
23013 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
23014 types for conversion sources.
23016 2016-02-16 Richard Biener <rguenther@suse.de>
23018 PR middle-end/69801
23019 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
23020 mask OEP_ADDRESS_OF.
23022 2016-02-16 Alan Modra <amodra@gmail.com>
23025 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
23026 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
23027 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
23029 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
23030 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
23031 (p8_fmrgow_<mode>): Likewise.
23032 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
23034 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
23035 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
23036 to use movdi_internal64. Remove op0_di.
23037 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
23039 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
23041 Add support for the FCCMP insn types
23043 * config/aarch64/aarch64.md (fccmp): Change insn type.
23044 (fccmpe): Likewise.
23045 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
23046 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
23047 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
23048 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
23049 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
23050 * config/arm/types.md (fccmps): Add new insn type.
23051 (fccmpd): Likewise.
23053 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
23055 * alias.c (get_alias_set): Fix a typo in comment.
23057 2016-02-15 Richard Biener <rguenther@suse.de>
23059 PR tree-optimization/69595
23060 * match.pd: Complete range test simplification to true.
23062 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
23064 PR rtl-optimization/69648
23065 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
23066 pic_offset_table_rtx.
23068 PR rtl-optimization/69752
23069 * ira.c (update_equiv_regs): When looking for more than a single SET,
23070 also take other side effects into account.
23072 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
23074 * config/s390/s390.c (s390_function_profiler): Add a new sequence
23075 for z900+ CPUs in 31-bit mode.
23077 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
23079 * common/config/s390/s390-common.c (s390_supports_split_stack):
23081 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
23082 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
23083 * config/s390/s390.c (struct machine_function): New field
23084 split_stack_varargs_pointer.
23085 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
23086 in s390_emit_prologue.
23087 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
23089 (morestack_ref): New global.
23090 (SPLIT_STACK_AVAILABLE): New macro.
23091 (s390_expand_split_stack_prologue): New function.
23092 (s390_live_on_entry): New function.
23093 (s390_va_start): Use split-stack vararg pointer if appropriate.
23094 (s390_asm_file_end): Emit the split-stack note sections.
23095 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
23096 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
23097 (UNSPECV_SPLIT_STACK_CALL): New unspec.
23098 (UNSPECV_SPLIT_STACK_DATA): New unspec.
23099 (split_stack_prologue): New expand.
23100 (split_stack_space_check): New expand.
23101 (split_stack_data): New insn.
23102 (split_stack_call): New expand.
23103 (split_stack_call_*): New insn.
23104 (split_stack_cond_call): New expand.
23105 (split_stack_cond_call_*): New insn.
23107 2016-02-15 Richard Biener <rguenther@suse.de>
23109 PR tree-optimization/69783
23110 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
23111 Add trivially correct cases.
23113 2016-02-15 Tom de Vries <tom@codesourcery.com>
23116 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
23118 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
23120 2016-02-15 Richard Biener <rguenther@suse.de>
23122 PR tree-optimization/69776
23123 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
23124 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
23125 indicate whether we can use TBAA to disambiguate against stores.
23126 Use alias-set zero if not.
23127 (visit_reference_op_store): Do not use TBAA when looking up
23129 * tree-ssa-pre.c (compute_avail): Use TBAA here.
23130 (eliminate_dom_walker::before_dom_children): But not when looking
23131 up redundant stores.
23133 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
23135 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
23137 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
23139 * config/i386/znver1.md
23140 (znver1_pop, znver1_pop_mem,
23141 znver1_load_imov_double_store,
23142 znver1_load_imov_direct_store,
23143 znver1_load_imov_direct_load,
23144 znver1_load_imov_double_load): Add new.
23145 (znver1_insn, znver1_insn_load): Add icmov type.
23146 (znver1_sseavx_fma,
23147 znver1_sseavx_fma_load,
23149 znver1_avx256_fma_load): Fix pipe usage.
23151 2016-02-14 Alan Modra <amodra@gmail.com>
23154 * reload.c (find_reloads_address_1): For pre/post-inc/dec
23155 with an invalid hard reg, reload just the reg not the entire
23156 pre/post-inc/dec address expression.
23158 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
23161 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
23162 fixed R1_REG scratch reg.
23163 (sibcall_value_pcrel_fdpic): Likewise.
23165 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
23169 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
23171 2016-02-12 Walter Lee <walt@tilera.com>
23173 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
23174 * config/tilegx/t-tilegx: Likewise.
23176 2016-02-12 David Malcolm <dmalcolm@redhat.com>
23179 * diagnostic-show-locus.c (struct line_span): New struct.
23180 (layout::get_first_line): Delete.
23181 (layout::get_last_line): Delete.
23182 (layout::get_num_line_spans): New member function.
23183 (layout::get_line_span): Likewise.
23184 (layout::print_heading_for_line_span_index_p): Likewise.
23185 (layout::get_expanded_location): Likewise.
23186 (layout::calculate_line_spans): Likewise.
23187 (layout::m_first_line): Delete.
23188 (layout::m_last_line): Delete.
23189 (layout::m_line_spans): New field.
23190 (layout::layout): Update comment. Replace m_first_line and
23191 m_last_line with m_line_spans, replacing their initialization
23192 with a call to calculate_line_spans.
23193 (diagnostic_show_locus): When printing source lines and
23194 annotations, rather than looping over a single span
23195 of lines, instead loop over each line_span within
23196 the layout, with an inner loop over the lines within them.
23197 Call the context's start_span callback when changing line spans.
23198 * diagnostic.c (diagnostic_initialize): Initialize start_span.
23199 (diagnostic_build_prefix): Break out the building of the location
23200 part of the string into...
23201 (diagnostic_get_location_text): ...this new function, rewriting
23202 it from nested ternary expressions to a sequence of "if"
23204 (default_diagnostic_start_span_fn): New function.
23205 * diagnostic.h (diagnostic_start_span_fn): New typedef.
23206 (diagnostic_context::start_span): New field.
23207 (default_diagnostic_start_span_fn): New prototype.
23209 2016-02-12 David Malcolm <dmalcolm@redhat.com>
23212 * gcc.c (driver::finalize): Fix cleanup of "specs".
23214 2016-02-12 David Malcolm <dmalcolm@redhat.com>
23218 * gcc.c (driver::driver): Initialize m_option_suggestions.
23219 (driver::~driver): Clean up m_option_suggestions.
23220 (suggest_option): Convert to...
23221 (driver::suggest_option): ...this, and split out into
23222 driver::build_option_suggestions and find_closest_string.
23223 (driver::build_option_suggestions): New function, from
23224 first half of suggest_option. Special-case
23225 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
23226 the sanitizer_opts array. For options of enum types, add the
23227 various enum values to the candidate strings.
23228 (driver::handle_unrecognized_options): Remove "const".
23229 * gcc.h (driver::handle_unrecognized_options): Likewise.
23230 (driver::build_option_suggestions): New decl.
23231 (driver::suggest_option): New decl.
23232 (driver::m_option_suggestions): New field.
23233 * opts-common.c (add_misspelling_candidates): New function.
23234 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
23235 and make non-static.
23236 * opts.h (sanitizer_opts): New array decl.
23237 (add_misspelling_candidates): New function decl.
23238 * spellcheck.c (find_closest_string): New function.
23239 * spellcheck.h (find_closest_string): New function decl.
23241 2016-02-12 Jakub Jelinek <jakub@redhat.com>
23243 PR rtl-optimization/69764
23244 PR rtl-optimization/69771
23245 * optabs.c (expand_binop_directly): For shift_optab_p, force
23246 convert_modes with VOIDmode if xop1 has VOIDmode.
23248 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
23251 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
23252 to correctly determine instrumentation thunks.
23254 2016-02-12 Jakub Jelinek <jakub@redhat.com>
23257 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
23258 type by reference, force lhs on the call.
23261 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
23262 Compute retval and retbnd early in all cases if split_part_return_p
23263 and return_bb is not EXIT. Remove all clobber stmts and reset
23264 all debug stmts that refer to SSA_NAMEs defined in split part,
23265 except if it is retval, in that case replace the old retval with the
23266 lhs of the call to the split part.
23268 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
23271 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
23273 PR middle-end/66726
23274 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
23275 whose result is used in PHI.
23276 (maybe_optimize_range_tests): Likewise.
23277 (final_range_test_p): Likweise.
23279 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
23281 PR middle-end/66726
23282 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
23283 whose result is used in PHI.
23284 (maybe_optimize_range_tests): Likewise.
23285 (final_range_test_p): Likweise.
23287 2016-02-12 Jakub Jelinek <jakub@redhat.com>
23289 * cgraph.c: Spelling fixes - behaviour -> behavior and
23290 neighbour -> neighbor.
23291 * target.def: Likewise.
23292 * sel-sched.c: Likewise.
23293 * config/mips/mips.c: Likewise.
23294 * config/arc/arc.md: Likewise.
23295 * config/arm/cortex-a57.md: Likewise.
23296 * config/arm/arm.c: Likewise.
23297 * config/arm/neon.md: Likewise.
23298 * config/arm/arm-c.c: Likewise.
23299 * config/vms/vms-c.c: Likewise.
23300 * config/s390/s390.c: Likewise.
23301 * config/i386/znver1.md: Likewise.
23302 * config/i386/i386.c: Likewise.
23303 * config/ia64/hpux-unix2003.h: Likewise.
23304 * config/msp430/msp430.md: Likewise.
23305 * config/rx/rx.c: Likewise.
23306 * config/rx/rx.md: Likewise.
23307 * config/aarch64/aarch64-simd.md: Likewise.
23308 * config/aarch64/aarch64.c: Likewise.
23309 * config/nvptx/nvptx.c: Likewise.
23310 * config/bfin/bfin.c: Likewise.
23311 * config/cris/cris.opt: Likewise.
23312 * config/rs6000/rs6000.c: Likewise.
23313 * target.h: Likewise.
23314 * spellcheck.c: Likewise.
23315 * ira-build.c: Likewise.
23316 * tree-inline.c: Likewise.
23317 * builtins.c: Likewise.
23318 * lra-constraints.c: Likewise.
23319 * explow.c: Likewise.
23320 * hwint.h: Likewise.
23321 * targhooks.c: Likewise.
23322 * tree-vect-data-refs.c: Likewise.
23323 * expr.c: Likewise.
23324 * doc/tm.texi: Likewise.
23325 * doc/extend.texi: Likewise.
23326 * doc/install.texi: Likewise.
23327 * doc/md.texi: Likewise.
23328 * tree-ssa-tail-merge.c: Likewise.
23329 * sched-int.h: Likewise.
23330 * match.pd: Likewise.
23331 * sched-ebb.c: Likewise.
23332 * target.def (omit_struct_return_reg): Likewise.
23333 * gimple-ssa-isolate-paths.c: Likewise.
23334 (find_implicit_erroneous_behaviour): Renamed to...
23335 (find_implicit_erroneous_behavior): ... this.
23336 (find_explicit_erroneous_behaviour): Renamed to...
23337 (find_explicit_erroneous_behavior): ... this.
23338 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
23340 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
23342 PR rtl-optimization/64682
23343 PR rtl-optimization/69567
23344 PR rtl-optimization/69737
23345 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
23346 in I2 as well, just lose it.
23348 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23350 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
23352 (aarch64_last_printed_tune_string): Likewise.
23353 (aarch64_declare_function_name): Only output .arch assembler
23354 directive if it will be different from the previously output
23355 directive. Same for .tune comment but only if -dA is set.
23356 (aarch64_start_file): New function.
23357 (TARGET_ASM_FILE_START): Define.
23359 2016-02-11 David Malcolm <dmalcolm@redhat.com>
23362 * Makefile.in (PLUGIN_HEADERS): Add params.list.
23364 2016-02-11 Jakub Jelinek <jakub@redhat.com>
23367 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
23368 -Wmaybe-uninitialized warning.
23370 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
23373 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
23375 2016-02-11 Richard Biener <rguenther@suse.de>
23377 PR rtl-optimization/69291
23378 * ifcvt.c (noce_try_store_flag_constants): Do not allow
23379 subexpressions affected by changing the result.
23381 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
23384 * lra-constraints.c (curr_insn_transform): Find in/out operands
23385 for secondary memory moves. Update dups.
23387 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
23389 PR tree-optimization/69652
23390 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
23391 to nested loop, did source re-formatting, skip debug statements,
23392 add check on statement with volatile operand, remove dead scalar
23395 2016-02-10 Jakub Jelinek <jakub@redhat.com>
23396 Patrick Palka <ppalka@gcc.gnu.org>
23400 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
23401 calls if the return type is TREE_ADDRESSABLE.
23402 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
23403 * ipa-split.c (split_function): Fix doubled "we" in comment.
23404 Use void return type for the split part even if
23405 !split_point->split_part_set_retval.
23407 2016-02-10 Bin Cheng <bin.cheng@arm.com>
23409 PR tree-optimization/68021
23410 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
23411 when computing the value of biv cand by itself.
23413 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
23415 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
23416 (cortexa57_tunings): Likewise.
23417 (cortexa72_tunings): Likewise.
23418 (arch_macro_fusion_pair_p): Add support for AES fusion.
23419 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
23420 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
23421 Allow virtual registers before reload so early scheduling works.
23422 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
23423 correct latency and pipeline.
23424 (cortex_a57_crypto_complex): Likewise.
23425 (cortex_a57_crypto_xor): Likewise.
23426 (define_bypass): Add AES bypass.
23428 2016-02-10 Richard Biener <rguenther@suse.de>
23430 PR tree-optimization/69726
23431 * passes.def: Add DCE pass before late uninit.
23432 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
23433 really fixup if-conversions job.
23435 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
23437 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
23438 (arm_cortex_a57_tune): Likewise.
23439 (aarch_macro_fusion_pair_p): Add support for AES fusion.
23440 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
23442 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
23444 * timevar.def (TV_PHASE_DBGINFO): Delete.
23445 (TV_PHASE_CHECK_DBGINFO): Likewise.
23446 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
23448 2016-02-10 Richard Biener <rguenther@suse.de>
23450 PR tree-optimization/69719
23451 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
23452 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
23454 2016-02-09 Andrew Pinski <apinski@cavium.com>
23457 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
23458 get_vcond_mask_icode returns false.
23460 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
23463 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
23464 an ADDIS that adds a pointer to a large constant that sets the
23465 upper16 bits with a load operation.
23467 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
23470 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
23472 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
23474 (vzipq_s16): Likewise.
23475 (vzipq_s32): Likewise.
23476 (vzipq_f32): Likewise.
23477 (vzipq_u8): Likewise.
23478 (vzipq_u16): Likewise.
23479 (vzipq_u32): Likewise.
23480 (vzipq_p8): Likewise.
23481 (vzipq_p16): Likewise.
23483 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
23486 * config/arm/arm.c (neon_endian_lane_map): New function.
23487 (neon_vector_pair_endian_lane_map): New function.
23488 (arm_evpc_neon_vuzp): Allow for big endian lane order.
23489 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
23491 (vuzpq_s16): Likewise.
23492 (vuzpq_s32): Likewise.
23493 (vuzpq_f32): Likewise.
23494 (vuzpq_u8): Likewise.
23495 (vuzpq_u16): Likewise.
23496 (vuzpq_u32): Likewise.
23497 (vuzpq_p8): Likewise.
23498 (vuzpq_p16): Likewise.
23500 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
23503 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
23506 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
23508 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
23509 truncate const_int operand 1 to QImode.
23511 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
23513 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
23514 corresponding to an abnormal edge.
23516 2016-02-09 Tom de Vries <tom@codesourcery.com>
23518 PR tree-optimization/69599
23519 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
23521 (find_func_aliases_for_builtin_call, find_func_clobbers)
23522 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
23525 2016-02-09 Richard Biener <rguenther@suse.de>
23527 PR tree-optimization/69715
23528 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
23529 LHS on calls as non-rewritable.
23531 2016-02-09 Tom de Vries <tom@codesourcery.com>
23534 * lto-wrapper.c (append_diag_options): New function.
23535 (compile_offload_image): Call append_diag_options.
23537 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
23540 * doc/extend.texi (Flag Output Operands): Correct sectioning.
23541 Minor copy-edit to fix verb tenses.
23543 2016-02-08 Jakub Jelinek <jakub@redhat.com>
23545 PR tree-optimization/69209
23546 * ipa-split.c (split_function): If split part is not
23547 returning retval, retval has gimple type but is not
23548 gimple value, force it into a SSA_NAME first.
23550 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
23552 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
23555 2016-02-08 Jason Merrill <jason@redhat.com>
23558 * convert.c (convert_to_integer_1): Check dofold on truncation
23560 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
23561 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
23562 Rename from *_nofold.
23563 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
23564 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
23566 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
23569 * tree.c (build_common_tree_nodes): Remove short_double argument.
23570 All callers changed.
23571 * tree.h (build_common_tree_nodes): Adjust declaration.
23572 * doc/invoke.texi (-fshort-double): Remove documentation.
23573 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
23574 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
23575 * lto-wrapper.c (merge_and_complain, append_compiler_options)
23576 (append_linker_options): Don't handle OPT_fshort_double.
23578 PR rtl-optimization/68730
23579 * lra-remat.c (insn_to_cand_activation): New static variable.
23580 (lra_remat): Allocate and free it.
23581 (create_cand): New arg activation. Initialize a field in
23582 insn_to_cand_activation if it is nonnull.
23583 (create_cands): Pass the activation insn to create_cand when making
23584 a candidate involving an output reload. Reorganize code a little.
23585 (do_remat): Keep track of active status of candidates in a separate
23588 2016-02-08 Richard Biener <rguenther@suse.de>
23590 PR tree-optimization/69719
23591 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
23592 Properly use absolute of the difference of the two offsets to
23593 compare or adjust the segment length.
23595 2016-02-08 Richard Biener <rguenther@suse.de>
23596 Jeff Law <law@redhat.com>
23599 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
23600 types for anonymous SSA names.
23602 2016-02-08 Richard Biener <rguenther@suse.de>
23604 PR rtl-optimization/69274
23605 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
23607 2016-02-08 Jeff Law <law@redhat.com>
23609 PR tree-optimization/65917
23610 * tree-ssa-dom.c (record_temporary_equivalences): Record both
23611 equivalences from if (x == y) style conditionals.
23612 (loop_depth_of_name): Remove.
23613 (record_equality): Remove loop depth check.
23614 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
23615 (const_and_copies::record_const_or_copy_raw): New member function.
23616 * tree-ssa-scopedtables.c
23617 (const_and_copies::record_const_or_copy_raw): New, factored out of
23618 (const_and_copies::record_const_or_copy): Call new member function.
23620 2016-02-05 Jeff Law <law@redhat.com>
23622 PR tree-optimization/68541
23623 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
23624 (count_stmts_in_block): New function.
23625 (poor_ifcvt_candidate_code): Likewise.
23626 (is_feasible_trace): Add some heuristics to determine when path
23627 splitting is profitable.
23628 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
23629 is a diamond with a single exit.
23631 2016-02-05 Martin Sebor <msebor@redhat.com>
23634 * doc/invoke.texi: Update -Wplacement-new to take an optional
23637 2016-02-06 Richard Henderson <rth@redhat.com>
23640 * tree.c (tree_nop_conversion_p): Do not strip casts into or
23641 out of non-standard address spaces.
23643 2016-02-05 Jakub Jelinek <jakub@redhat.com>
23645 PR rtl-optimization/69691
23646 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
23648 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
23650 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
23651 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
23652 (*ieee128_mfvsrd_64bit): Likewise.
23653 (*ieee128_mfvsrd_32bit): Likewise.
23655 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
23659 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23661 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
23662 instrumented_version.
23664 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
23666 * doc/invoke.texi (Optimize Options): In table of --param options
23667 rename second occurrence of tracer-min-branch-ratio to
23668 tracer-min-branch-probability, rename
23669 tracer-min-branch-ratio-feedback to
23670 tracer-min-branch-probability-feedback and clarify description,
23671 rename sched-spec-state-edge-prob-cutoff to
23672 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
23673 to selsched-insns-to-rename, rename lto-minpartition to
23674 lto-min-partition, delete reorder-blocks-duplicate and
23675 reorder-blocks-duplicate-feedback.
23677 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23679 * config/s390/s390.c (s390_register_info_set_ranges): Remove
23682 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
23684 * doc/extend.texi: S/390: Correct some typos.
23686 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23688 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
23690 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23693 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
23694 (s390_register_info_gprtofpr): Use new macros above.
23695 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
23697 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
23698 its name. Adjust restore and save gpr ranges.
23699 (s390_register_info_set_ranges): New function.
23700 (s390_register_info): Use new macros above. Call
23701 s390_register_info_set_ranges.
23702 (s390_optimize_register_info): Likewise.
23703 (s390_hard_regno_rename_ok): Use new macros.
23704 (s390_hard_regno_scratch_ok): Likewise.
23705 (s390_emit_epilogue): Likewise.
23706 (s390_can_use_return_insn): Likewise.
23707 (s390_optimize_prologue): Likewise.
23708 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
23710 2016-02-05 Jakub Jelinek <jakub@redhat.com>
23713 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
23715 (ix86_option_override_internal): Disable TARGET_STV even for
23716 -m{incoming,preferred}-stack-boundary=3.
23718 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
23720 * config.gcc: Mark deprecated rtems targets as obsolete.
23722 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
23724 PR rtl-optimization/64682
23725 PR rtl-optimization/69567
23726 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
23727 before I2 only if the register is both used and set in I2.
23729 2016-02-04 DJ Delorie <dj@redhat.com>
23731 * config/msp430/msp430.c (msp430_start_function): Add function type.
23733 2016-02-04 Jakub Jelinek <jakub@redhat.com>
23736 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
23738 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
23740 PR rtl-optimization/69577
23742 2015-10-29 Richard Henderson <rth@redhat.com>
23746 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
23747 sse check to the exact conditions of PR 67609.
23749 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
23752 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
23753 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
23754 not allowed into the traditional Altivec registers.
23755 (movtd_64bit_nodm): Likewise.
23756 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
23758 2016-02-04 David Malcolm <dmalcolm@redhat.com>
23760 * config/aarch64/cortex-a57-fma-steering.c
23761 (aarch64_register_fma_steering): Remove "static" from arguments
23764 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
23767 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
23768 twice when complex.
23770 2016-02-04 Mike Frysinger <vapier@gentoo.org>
23772 * doc/invoke.texi: Delete -mno-fma4.
23774 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
23776 PR rtl-optimization/69577
23777 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
23778 (find_subregs_of_mode): Update accordingly. Iterate over partial
23781 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
23783 * config/arm/arm-protos.h (neon_reinterpret): Remove.
23784 * config/arm/arm.c (neon_reinterpret): Remove.
23785 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
23786 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
23787 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
23788 vreinterpretti): Remove.
23789 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
23790 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
23791 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
23792 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
23793 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
23794 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
23795 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
23796 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
23797 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
23798 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
23799 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
23800 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
23801 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
23802 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
23803 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
23804 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
23805 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
23806 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
23807 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
23808 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
23809 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
23810 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
23811 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
23812 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
23813 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
23814 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
23815 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
23816 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
23817 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
23818 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
23819 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
23820 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
23821 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
23822 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
23823 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
23824 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
23825 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
23826 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
23827 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
23828 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
23829 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
23830 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
23831 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
23832 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
23833 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
23834 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
23835 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
23836 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
23837 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
23838 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
23839 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
23840 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
23841 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
23842 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
23843 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
23844 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
23845 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
23846 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
23847 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
23848 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
23849 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
23850 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
23851 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
23852 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
23853 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
23854 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
23855 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
23856 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
23857 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
23858 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
23859 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
23860 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
23861 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
23862 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
23863 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
23864 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
23865 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
23866 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
23867 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
23868 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
23869 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
23870 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
23871 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
23872 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
23873 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
23874 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
23875 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
23876 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
23877 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
23878 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
23879 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
23880 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
23881 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
23882 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
23883 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
23884 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
23885 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
23886 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
23887 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
23888 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
23889 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
23890 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
23891 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
23893 2016-02-04 Martin Liska <mliska@suse.cz>
23896 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
23897 that are gimple_store_p.
23898 (maybe_instrument_call): Likewise.
23900 2016-02-04 Bin Cheng <bin.cheng@arm.com>
23902 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
23903 register scaling out of memory reference and comment why.
23905 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23909 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
23910 folding the source of a SET.
23912 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23916 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
23917 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
23919 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
23923 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
23926 2016-02-04 Christian Bruel <christian.bruel@st.com>
23928 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
23929 * config/arm/arm.c (arm_set_current_function): Likewise.
23931 2016-02-04 Jakub Jelinek <jakub@redhat.com>
23932 Ilya Enkovich <enkovich.gnu@gmail.com>
23933 H.J. Lu <hongjiu.lu@intel.com>
23936 * config/i386/i386.c (convert_scalars_to_vector): Remove
23937 stack alignment fixes.
23938 (ix86_option_override_internal): Disable TARGET_STV if stack
23939 might not be aligned enough.
23940 (ix86_minimum_alignment): Assert that TARGET_STV is false.
23942 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
23944 * config/i386/x86-tune.def: Disable default prefetching
23947 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
23948 Vladimir Makarov <vmakarov@redhat.com>
23951 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
23952 in validating fused toc addresses.
23954 2016-02-03 Jakub Jelinek <jakub@redhat.com>
23957 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
23958 range->m_caret fields if range->m_show_caret_p is false.
23961 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
23962 Force oldval into register if it does not satisfy reg_or_short_operand
23963 predicate. Fix up formatting.
23965 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
23966 Alexandre Oliva <aoliva@redhat.com>
23969 * lra-constraints.c (simplify_operand_subreg): Check additionally
23970 address validity after potential reloading.
23971 (process_address_1): Check insns validity. In case of failure do
23974 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
23977 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
23980 2016-02-02 Jakub Jelinek <jakub@redhat.com>
23982 * wide-int.cc (canonize_uhwi): New function.
23983 (wi::divmod_internal): Use it.
23985 2016-02-02 James Norris <jnorris@codesourcery.com>
23987 * gimplify.c (omp_notice_variable): Add usage check.
23989 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
23991 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
23992 like LE, GE, LT, GT when emitting relational operator.
23994 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
23996 * ira-costs.c (find_costs_and_classes): Add extra argument.
23997 * target.def (ira_change_pseudo_allocno_class): Add parameter.
23998 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
23999 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
24000 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
24001 Add best_class parameter, and return it if not ALL_REGS.
24002 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
24004 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
24005 Update target hook.
24007 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
24009 * config/aarch64/aarch64.c
24010 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
24011 (aarch64_ira_change_pseudo_allocno_class): New function.
24013 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
24016 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
24018 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
24020 * config/avr/avr.c (avr_option_override): Set
24021 PARAM_ALLOW_STORE_DATA_RACES to 1.
24023 2016-02-02 Richard Biener <rguenther@suse.de>
24025 PR tree-optimization/69595
24026 * match.pd: Add range test simplifications to true/false.
24028 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
24030 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
24031 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
24034 2016-02-02 Richard Biener <rguenther@suse.de>
24036 PR tree-optimization/69606
24037 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
24038 info on the result before moving a stmt.
24040 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
24042 PR middle-end/68542
24043 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
24044 branch with vector comparison.
24045 * config/i386/sse.md (VI48_AVX): New mode iterator.
24046 (define_expand "cbranch<mode>4): Add support for conditional branch
24047 with vector comparison.
24048 * tree-vect-loop.c (optimize_mask_stores): New function.
24049 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
24050 has_mask_store field of vect_info.
24051 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
24052 vectorized loops having masked stores after vec_info destroy.
24053 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
24054 correspondent macros.
24055 (optimize_mask_stores): Add prototype.
24057 2016-02-02 Alan Modra <amodra@gmail.com>
24060 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
24063 2016-02-02 Alan Modra <amodra@gmail.com>
24066 * config/rs6000/rs6000.c (need_toc_init): New var, set it
24067 whenever toc_label_name used.
24068 (rs6000_file_start): Don't set up toc section here,
24069 (rs6000_output_function_epilogue): do so here instead,
24070 (rs6000_xcoff_file_start): and here.
24071 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
24072 (load_toc_aix_di): Likewise.
24074 2016-02-01 Jakub Jelinek <jakub@redhat.com>
24076 PR rtl-optimization/69592
24077 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
24078 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
24079 (num_sign_bit_copies_binary_arith_p): New inline function.
24080 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
24082 2016-02-01 Jeff Law <law@redhat.com>
24084 PR tree-optimization/69580
24085 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
24086 * tree-ssa-threadbackward.c
24087 (fsm_find_control_statement_thread_paths): Do not try to walk
24088 through large PHI nodes.
24090 2016-02-01 Jakub Jelinek <jakub@redhat.com>
24092 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
24093 when count is incremented above limit, don't analyze further
24096 * omp-low.c (oacc_parse_default_dims): Avoid
24097 -Wsign-compare warning, make sure value fits into int
24098 rather than just unsigned int.
24100 2016-02-01 Bin Cheng <bin.cheng@arm.com>
24102 PR tree-optimization/67921
24103 * fold-const.c (split_tree): New parameters. Convert pointer
24104 type variable part to proper type before negating.
24105 (fold_binary_loc): Pass new arguments to split_tree.
24107 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
24109 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
24110 (nvptx_goacc_validate_dims): Extend to handle global defaults.
24111 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
24112 * doc/tm.texti: Rebuilt.
24113 * doc/invoke.texi (fopenacc-dim): Document.
24114 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
24115 (append_compiler_options): Likewise.
24116 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
24117 (oacc_parse_default_dims): New.
24118 (oacc_validate_dims): Add USED arg. Select non-unity default when
24120 (oacc_loop_fixed_partitions): Return mask of used partitions.
24121 (oacc_loop_auto_partitions): Emit dump info.
24122 (oacc_loop_partition): Return mask of used partitions.
24123 (execute_oacc_device_lower): Parse default dimension arg. Adjust
24124 loop partitioning and validation calls.
24126 2016-02-01 Richard Biener <rguenther@suse.de>
24128 PR middle-end/69556
24129 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
24131 2016-02-01 Richard Biener <rguenther@suse.de>
24133 PR tree-optimization/69574
24134 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
24135 of asserting return chrec_dont_know.
24137 2016-02-01 Martin Liska <mliska@suse.cz>
24139 * mem-stats-traits.h: Add copyright header.
24140 * mem-stats.h: Likewise.
24142 2016-02-01 Richard Biener <rguenther@suse.de>
24144 PR tree-optimization/69579
24145 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
24146 Do not propagate through abnormal PHI results.
24148 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
24150 * postreload.c (reload_cse_simplify): Remove dead code.
24152 2016-02-01 Jakub Jelinek <jakub@redhat.com>
24154 PR rtl-optimization/69570
24155 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
24156 if there is more than one set, not if there is a single set.
24158 2016-02-01 Richard Henderson <rth@redhat.com>
24161 * combine.c (make_compound_operation): When looking through a
24162 subreg, make sure to re-extend to the width of the outer mode.
24164 2016-01-30 Jakub Jelinek <jakub@redhat.com>
24166 PR tree-optimization/69546
24167 * wide-int.cc (wi::divmod_internal): For unsigned division
24168 where both operands fit into uhwi, if o1 is 1 and o0 has
24169 msb set, if divident_prec is larger than bits per hwi,
24170 clear another quotient word and return 2 instead of 1.
24171 Similarly for remainder with msb in HWI set, if dividend_prec
24172 is larger than bits per hwi.
24174 2016-01-29 Martin Jambor <mjambor@suse.cz>
24176 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
24177 Use short lowercase names.
24178 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
24179 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
24180 acq_rel one. Protect warning agains segfaults if
24181 get_memory_order_name returns NULL.
24182 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
24183 with release semantics. Do not warn if get_memory_order already did.
24184 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
24185 semantics. Fix check for relaxed or acquire semantics. Do not warn
24186 if get_memory_order already did.
24188 2016-01-29 Sebastian Pop <s.pop@samsung.com>
24190 * doc/install.texi: Document that isl-0.16 is supported.
24192 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
24195 * config/i386/constraints.md (Bm): Describe as special memory
24197 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
24198 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
24199 * genpreds.c (struct constraint_data): Add is_special_memory.
24200 (have_special_memory_constraints, special_memory_start): New
24202 (special_memory_end): Ditto.
24203 (add_constraint): Add new arg is_special_memory. Add code to
24204 process its true value. Update have_special_memory_constraints.
24205 (process_define_constraint): Pass the new arg.
24206 (process_define_register_constraint): Ditto.
24207 (choose_enum_order): Process special memory.
24208 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
24209 function insn_extra_special_memory_constraint.
24210 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
24211 * gensupport.c (process_rtx): Process
24212 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
24213 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
24214 * ira-lives.c (single_reg_class): Use
24215 insn_extra_special_memory_constraint.
24216 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
24217 * lra-constraints.c (process_alt_operands): Ditto.
24218 (curr_insn_transform): Use insn_extra_special_memory_constraint.
24219 * recog.c (asm_operand_ok, preprocess_constraints): Process
24221 * reload.c (find_reloads): Ditto.
24222 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
24223 * stmt.c (parse_input_constraint): Use
24224 insn_extra_special_memory_constraint.
24226 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
24229 * lra-splill.c (lra_final_code_change): Revert r229087 by
24230 removing all sub-registers.
24232 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
24235 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
24237 2016-01-29 Jakub Jelinek <jakub@redhat.com>
24240 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
24241 SSE1, copy target into the temporary reg first before recursing
24244 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
24246 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
24249 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
24251 * ginclude/stdarg.h: Test __cplusplus instead of
24252 __GXX_EXPERIMENTAL_CXX0X__.
24254 2016-01-29 Richard Biener <rguenther@suse.de>
24256 PR tree-optimization/69547
24257 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
24258 Do not mark clobbers necessary.
24259 (mark_all_reaching_defs_necessary_1): Likewise.
24261 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
24263 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
24264 declaration name with %qs and print it in both error messages.
24265 Also fix indentation.
24267 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
24270 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
24271 trailing blank line from error message.
24273 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
24276 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
24279 2016-01-29 Richard Biener <rguenther@suse.de>
24281 PR middle-end/69537
24282 * match.pd: Allow all integral types when simplifying a
24283 widening or sign-changing conversion.
24285 2016-01-28 Sebastian Pop <s.pop@samsung.com>
24287 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
24288 back to setting codegen_error to fail codegen.
24290 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
24293 * config/i386/constraints.md (C): Only accept constant zero operand.
24294 (BC): New constraint.
24295 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
24296 instead of C constraint.
24297 * doc/md.texi (Machine Constraints): Update description
24300 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
24303 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
24305 2016-01-28 Jakub Jelinek <jakub@redhat.com>
24307 PR middle-end/69542
24308 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
24311 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
24313 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
24314 branches if using guessed profile.
24316 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
24318 * graphite-optimize-isl.c (optimize_isl): Fix dump.
24320 2016-01-28 Richard Henderson <rth@redhat.com>
24323 * config/aarch64/aarch64-modes.def (CC_Cmode): New
24324 * config/aarch64/aarch64-protos.h: Update.
24325 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
24326 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
24327 (aarch64_get_condition_code_1): Handle CC_Cmode.
24328 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
24329 (*add<mode>3_compareC_cconly_imm): New.
24330 (*add<mode>3_compareC_cconly): New.
24331 (*add<mode>3_compareC_imm): New.
24332 (add<mode>3_compareC): New.
24333 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
24334 to be first. Use aarch64_carry_operation.
24335 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
24336 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
24337 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
24338 (subti3): Use subdi3_compare1.
24339 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
24340 (sub<mode>3_compare1): New.
24341 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
24342 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
24343 (*subsi3_carryin_uxtw): Likewise.
24344 (*ngc<mode>, *ngcsi_uxtw): Likewise.
24345 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
24346 * config/aarch64/iterators.md (DWI): New.
24347 * config/aarch64/predicates.md (aarch64_carry_operation): New.
24348 (aarch64_borrow_operation): New.
24350 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
24352 * graphite-optimize-isl.c (optimize_isl): Print a different debug
24353 message when isl does not return a valid schedule.
24355 2016-01-28 Sebastian Pop <s.pop@samsung.com>
24357 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
24358 Remove comments from class declarations: they are already in the code
24361 2016-01-28 Sebastian Pop <s.pop@samsung.com>
24363 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
24365 (ternary_op_to_tree): Same.
24366 (unary_op_to_tree): Same.
24367 (nary_op_to_tree): Same.
24368 (gcc_expression_from_isl_expr_op): Same.
24369 (gcc_expression_from_isl_expression): Same.
24370 (graphite_create_new_loop): Same.
24371 (graphite_create_new_loop_guard): Same.
24372 (build_iv_mapping): Same.
24373 (graphite_create_new_guard): Same.
24374 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
24375 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
24377 2016-01-28 Sebastian Pop <s.pop@samsung.com>
24379 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
24380 instead of setting codegen_error to fail codegen.
24382 2016-01-28 Jason Merrill <jason@redhat.com>
24384 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
24386 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
24388 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
24389 Remove CONST_INT_P check in CCMP cost calculation.
24391 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
24393 * config/aarch64/aarch64.c (generic_vector_cost):
24394 Set vec_permute_cost.
24395 (cortexa57_vector_cost): Likewise.
24396 (exynosm1_vector_cost): Likewise.
24397 (xgene1_vector_cost): Likewise.
24398 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
24399 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
24400 Add vec_permute_cost entry.
24402 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
24404 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
24406 (add<mode>3_compare0): Likewise.
24407 (addsi3_compare0_uxtw): Likewise.
24408 (add<mode>3nr_compare0): Likewise.
24409 (compare_neg<mode>): Likewise.
24410 (<optab><mode>3): Likewise.
24412 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
24414 * tree-vect-stmts.c (vectorizable_comparison): Add
24415 NULL check for vectype.
24417 2016-01-28 Richard Biener <rguenther@suse.de>
24419 PR tree-optimization/69466
24420 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
24421 Account for PHIs we couldn't duplicate.
24423 2016-01-28 Martin Liska <mliska@suse.cz>
24426 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
24427 instead of ENABLE_VALGRIND_CHECKING.
24429 2016-01-27 Richard Henderson <rth@redhat.com>
24432 * lra-remat.c (subreg_regs): New.
24433 (dump_candidates_and_remat_bb_data): Dump it.
24434 (operand_to_remat): Reject if operand in subreg_regs.
24435 (set_bb_regs): Collect subreg_regs.
24436 (lra_remat): Init and free subreg_regs. Compute
24437 calculate_local_reg_remat_bb_data before create_cands.
24439 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
24442 * config/i386/i386.c (ix86_update_stack_boundary): Don't
24443 change stack_alignment_needed for __tls_get_addr call.
24445 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
24447 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
24449 2016-01-27 Jeff Law <law@redhat.com>
24451 PR tree-optimization/68398
24452 PR tree-optimization/69196
24453 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
24454 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
24455 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
24456 Only count PHIs in the last block in the path. The others will
24457 const/copy propagate away. Add heuristic to allow more irreducible
24458 subloops to be created when it is likely profitable to do so.
24460 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
24461 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
24462 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
24464 2016-01-27 Jakub Jelinek <jakub@redhat.com>
24467 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
24468 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
24469 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
24470 * tree-streamer-in.c: Include asan.h.
24471 (streamer_get_builtin_tree): For builtins in sanitizer
24472 range call initialize_sanitizer_builtins and retry.
24474 2016-01-27 Ian Lance Taylor <iant@google.com>
24476 * common.opt (fkeep-gc-roots-live): New undocumented option.
24477 * tree-ssa-loop-ivopts.c (add_candidate_1): If
24478 -fkeep-gc-roots-live, skip pointers.
24479 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
24482 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
24485 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
24486 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
24488 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
24491 * configure.ac: NetBSD provides SSP in its C library.
24492 * configure: Updated.
24494 2016-01-27 Richard Biener <rguenther@suse.de>
24496 PR tree-optimization/69166
24497 * tree-vect-loop.c (vect_is_simple_reduction): Always check
24498 reduction code for commutativity / associativity.
24500 2016-01-27 Martin Jambor <mjambor@suse.cz>
24502 PR tree-optimization/69355
24503 * tree-sra.c (analyze_access_subtree): Correct hole detection when
24504 total_scalarization fails.
24506 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
24508 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
24511 2016-01-27 Christian Bruel <christian.bruel@st.com>
24514 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
24515 Move arm_reset_previous_fndecl and set_target_option_current_node in
24516 the conditional part. Call save_restore_target_globals.
24517 * config/arm/arm.c (arm_set_current_function):
24518 Refactor to better support #pragma target and attribute mix.
24519 Call save_restore_target_globals.
24520 * config/arm/arm-protos.h (save_restore_target_globals): New function.
24522 2016-01-27 Martin Liska <mliska@suse.cz>
24524 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
24525 reference for an HSA kernel and its host function.
24527 2016-01-27 Jakub Jelinek <jakub@redhat.com>
24529 PR tree-optimization/69399
24530 * wide-int.h (wi::lrshift): For larger precisions, only
24531 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
24533 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
24535 * config/arc/predicates.md (proper_comparison_operator): Reject
24536 constant-constant comparison.
24538 2016-01-26 Tom de Vries <tom@codesourcery.com>
24540 PR tree-optimization/69110
24541 * tree-data-ref.c (initialize_data_dependence_relation): Handle
24542 DR_NUM_DIMENSIONS == 0.
24544 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
24545 Sebastian Pop <s.pop@samsung.com>
24547 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
24548 isl_ast_op_cond and isl_ast_op_select.
24549 (gcc_expression_from_isl_expr_op): Same.
24551 2016-01-26 Jason Merrill <jason@redhat.com>
24554 * tree.c (recompute_constructor_flags): Split out from
24556 (verify_constructor_flags): New.
24557 * tree.h: Declare them.
24559 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
24561 PR rtl-optimization/69217
24562 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
24563 are no TYPE_FIELDS set for the record type.
24565 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24568 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
24569 toc_label_name unconditionally.
24570 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
24571 SYMBOL_REF string. Use toc_label_name instead of constructing
24573 (rs6000_elf_declare_function_name): Use toc_label_name instead of
24574 constructing LCTOC1.
24576 2016-01-26 Martin Sebor <msebor@redhat.com>
24579 * doc/extend.texi (Common Type Attributes): Move text that talks about
24580 attribute packed from attribute aligned to the section discussing
24581 the former attribute for clarity.
24583 2016-01-26 Richard Henderson <rth@redhat.com>
24585 PR middle-end/60908
24586 * trans-mem.c (tm_region_init): Mark entry block as visited.
24588 2016-01-26 David Malcolm <dmalcolm@redhat.com>
24591 * diagnostic-show-locus.c (layout::print_source_line): Replace
24592 call to pp_newline with call to layout::print_newline.
24593 (layout::print_annotation_line): Likewise.
24594 (layout::move_to_column): Likewise.
24595 (layout::print_any_fixits): After printing any fixits, print a
24596 trailing newline, if necessary.
24597 (layout::print_newline): New method, resetting any colorization
24599 (diagnostic_show_locus): Move the pp_newline to before the
24600 early bailout. Remove dummy block enclosing the layout instance.
24601 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
24602 of pp_newline_and_flush with pp_flush.
24603 (diagnostic_append_note): Delete use of pp_newline.
24604 (diagnostic_append_note_at_rich_loc): Delete.
24605 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
24606 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
24607 when newline characters are added to the buffer.
24609 2016-01-26 Michael Matz <matz@suse.de>
24611 * configure.ac (ac_cv_std_swap_in_utility): New test.
24612 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
24613 * configure: Regenerate.
24614 * config.in: Regenerate.
24616 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
24618 * config/arc/arc.md (cstoresi4): Force operand into register.
24619 (arcset<code>): Fix predicate.
24620 (arcsetltu): Likewise.
24621 (arcsetgeu): Likewise.
24622 (arcsethi): Likewise.
24623 (arcsetls): Likewise.
24625 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24627 PR tree-optimization/69483
24628 * gimple-fold.c (canonicalize_constructor_val): Return NULL
24629 if base has error_mark_node type.
24631 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
24634 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
24635 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
24637 (vget_lane_f16): Handle big-endian.
24638 (vgetq_lane_f16): Likewise.
24639 (vset_lane_f16): Likewise.
24640 (vsetq_lane_f16): Likewise.
24641 * config/arm/iterators.md (VQXMOV): Add V8HF.
24642 (VDQ): Add V4HF and V8HF.
24643 (V_reg): Handle V4HF and V8HF.
24644 (Is_float_mode): Likewise.
24645 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
24646 neon_vdup_nv8hf): New patterns.
24647 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
24648 Use VD_LANE iterator.
24649 (neon_vld1_dup<mode>): Use VQ2 iterator.
24651 2016-01-26 Nathan Sidwell <nathan@acm.org>
24653 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
24654 (set_oacc_fn_attrib): Add IS_KERNEL arg.
24655 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
24656 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
24657 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
24658 (oacc_validate_dims): Add LEVEL arg, don't return level.
24659 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
24660 oacc_validate_dims.
24661 (execute_oacc_device_lower): Adjust, add more dump output.
24662 * tree-ssa-loop.c (gate_oacc_kernels): Use
24663 oacc_fn_attrib_kernels_p.
24664 * tree-parloops.c (create_parallel_loop): Adjust
24665 set_oacc_fn_attrib call.
24667 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24670 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
24671 (append_compiler_options): Handle -fcilkplus.
24672 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
24674 2016-01-26 Nick Clifton <nickc@redhat.com>
24677 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
24678 been marked as DECL_ONE_ONLY but we do not the means to make it
24679 so, then do not allow it to bind locally.
24681 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24684 * opts.h (parse_sanitizer_options): New prototype.
24685 * opts.c (sanitizer_opts): New array.
24686 (parse_sanitizer_options): New function.
24687 (common_handle_option): Use parse_sanitizer_options.
24689 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
24692 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
24693 alignment adjustment to ...
24694 (ix86_update_stack_boundary): Here. Don't over-align stack for
24696 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
24697 if __tls_get_addr is called.
24699 2016-01-26 Christian Bruel <christian.bruel@st.com>
24701 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
24703 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
24705 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
24707 2016-01-26 Richard Biener <rguenther@suse.de>
24709 PR middle-end/69467
24710 * match.pd: Guard X * CST CMP 0 pattern with single_use.
24712 2016-01-26 Richard Biener <rguenther@suse.de>
24714 PR tree-optimization/69452
24715 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
24716 (move_computations_dom_walker::before_dom_children): Rename
24718 (move_computations_worker): This.
24719 (move_computations): Perform an RPO rather than a DOM walk.
24721 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24724 * combine.c (combine_instructions): For REG_EQUAL note with
24725 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
24726 to the underlying register.
24727 * doc/rtl.texi (REG_EQUAL): Document the behavior of
24728 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
24730 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
24733 * config/aarch64/aarch64-builtins.c
24734 (aarch64_init_simd_builtin_types): Do not set structural
24735 equality to __Poly{8,16,64,128}_t types.
24737 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
24739 PR tree-optimization/69400
24740 * wide-int.cc (wi_pack): Take the precision as argument and
24741 perform canonicalization here rather than in the callers.
24742 Use the main loop to handle all full-width HWIs. Add a
24743 zero HWI if in_len isn't a full result.
24744 (wi::divmod_internal): Update accordingly.
24745 (wi::mul_internal): Likewise. Simplify.
24747 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
24748 Sebastian Pop <s.pop@samsung.com>
24750 * graphite-poly.c (apply_poly_transforms): Simplify.
24751 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
24752 (print_isl_map): Same.
24753 (print_isl_union_map): Same.
24754 (print_isl_schedule): New.
24755 (debug_isl_schedule): New.
24756 * graphite-dependences.c (scop_get_reads): Do not call
24757 isl_union_map_add_map that is undocumented isl functionality.
24758 (scop_get_must_writes): Same.
24759 (scop_get_may_writes): Same.
24760 (scop_get_original_schedule): Remove.
24761 (scop_get_dependences): Do not call isl_union_map_compute_flow that
24762 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
24763 (compute_deps): Remove.
24764 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
24765 (debug_schedule_ast): New.
24766 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
24767 set_separate_option.
24768 (graphite_regenerate_ast_isl): Add dump.
24769 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
24770 from scop->transformed_schedule.
24771 (graphite_regenerate_ast_isl): Add more dump.
24772 * graphite-optimize-isl.c (optimize_isl): Set
24773 scop->transformed_schedule. Check whether schedules are equal.
24774 (apply_poly_transforms): Move here.
24775 * graphite-poly.c (apply_poly_transforms): ... from here.
24776 (free_poly_bb): Static.
24777 (free_scop): Static.
24778 (pbb_number_of_iterations_at_time): Remove.
24779 (print_isl_ast): New.
24780 (debug_isl_ast): New.
24781 (debug_scop_pbb): New.
24782 * graphite-scop-detection.c (print_edge): Move.
24783 (print_sese): Move.
24784 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
24785 (build_scop_scattering): Remove.
24786 (create_pw_aff_from_tree): Assert instead of bailing out.
24787 (add_condition_to_pbb): Remove unused code, do not fail.
24788 (add_conditions_to_domain): Same.
24789 (add_conditions_to_constraints): Remove.
24790 (build_scop_context): New.
24791 (add_iter_domain_dimension): New.
24792 (build_iteration_domains): Initialize pbb->iterators.
24793 Call add_conditions_to_domain.
24796 (index_outermost_in_loop): New.
24797 (index_pbb_in_loop): New.
24798 (outermost_pbb_in): New.
24799 (add_in_sequence): New.
24800 (add_outer_projection): New.
24801 (outer_projection_mupa): New.
24802 (add_loop_schedule): New.
24803 (build_schedule_pbb): New.
24804 (build_schedule_loop): New.
24805 (embed_in_surrounding_loops): New.
24806 (build_schedule_loop_nest): New.
24807 (build_original_schedule): New.
24808 (build_poly_scop): Call build_original_schedule.
24809 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
24810 (free_poly_dr): Remove.
24811 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
24812 (free_poly_bb): Remove.
24813 (debug_loop_vec): Remove.
24814 (print_isl_ast): Declare.
24815 (debug_isl_ast): Declare.
24816 (scop_do_interchange): Remove.
24817 (scop_do_strip_mine): Remove.
24818 (scop_do_block): Remove.
24819 (flatten_all_loops): Remove.
24820 (optimize_isl): Remove.
24821 (pbb_number_of_iterations_at_time): Remove.
24822 (debug_scop_pbb): Declare.
24823 (print_schedule_ast): Declare.
24824 (debug_schedule_ast): Declare.
24825 (struct scop): Remove schedule. Add original_schedule,
24826 transformed_schedule.
24827 (free_gimple_poly_bb): Remove.
24828 (print_generated_program): Remove.
24829 (debug_generated_program): Remove.
24830 (unify_scattering_dimensions): Remove.
24831 * sese.c (print_edge): ... here.
24832 (print_sese): ... here.
24833 (debug_edge): ... here.
24834 (debug_sese): ... here.
24835 * sese.h (print_edge): Declare.
24836 (print_sese): Declare.
24837 (dump_edge): Declare.
24838 (dump_sese): Declare.
24840 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
24841 Sebastian Pop <s.pop@samsung.com>
24843 * Makefile.in: Set ISLVER in site.exp.
24845 2016-01-25 Jakub Jelinek <jakub@redhat.com>
24847 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
24848 DECL_VALUE_EXPR of new_var even for the non-array case. Look
24849 through DECL_VALUE_EXPR for expansion.
24851 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
24853 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
24854 the frame info after reload completed.
24856 2016-01-25 Jeff Law <law@redhat.com>
24858 PR tree-optimization/69196
24859 PR tree-optimization/68398
24860 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
24861 tree-ssa-threadupdate.c.
24862 (determine_bb_domination_status): Prototype
24863 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
24864 (determine_bb_domination_status): No longer static.
24865 (valid_jump_thread_path): Remove code to detect characteristics
24866 of the jump thread path not associated with correctness.
24867 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
24868 Correct test for thread path length. Count PHIs for real operands as
24869 statements that need to be copied. Do not count ASSERT_EXPRs.
24870 Look at all the blocks in the thread path. Compute and selectively
24871 filter thread paths based on threading through the latch, threading
24872 a multiway branch or crossing a multiway branch.
24874 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24876 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
24877 decl with __attribute__ ((unused)) annotation.
24879 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
24882 * tree-vect-stmts.c (vectorizable_condition): Check vectype
24883 of operands is compatible with a statement vectype.
24885 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
24887 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
24888 improve wording for mixed storage order support.
24890 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
24892 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
24893 (vcvt_u64_f64): Likewise.
24894 (vcvta_s64_f64): Likewise.
24895 (vcvta_u64_f64): Likewise.
24896 (vcvtm_s64_f64): Likewise.
24897 (vcvtm_u64_f64): Likewise.
24898 (vcvtn_s64_f64): Likewise.
24899 (vcvtn_u64_f64): Likewise.
24900 (vcvtp_s64_f64): Likewise.
24901 (vcvtp_u64_f64): Likewise.
24903 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
24905 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
24906 (arc_init): Check validity mll64 option.
24907 (arc_save_restore): Use double load/store instruction.
24908 (arc_expand_movmem): Likewise.
24909 (arc_split_move): Don't split if we have double load/store
24910 instructions. Returns a boolean.
24911 (arc_process_double_reg_moves): Change function to return boolean
24912 instead of a sequence of instructions.
24913 (arc_dwarf_register_span): New function.
24914 * config/arc/arc-protos.h (arc_split_move): Change prototype.
24915 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
24916 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
24917 (*movdf_insn): Likewise.
24918 * config/arc/arc.opt (mll64): New option.
24919 * config/arc/predicates.md (even_register_operand): New predicate.
24920 * doc/invoke.texi (ARC Options): Add mll64 documentation.
24922 2016-01-25 Richard Biener <rguenther@suse.de>
24925 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
24926 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
24928 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
24930 2016-01-25 Richard Biener <rguenther@suse.de>
24932 PR tree-optimization/69376
24933 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
24935 (VN_INFO_ANTI_RANGE_P): New inline.
24936 (VN_INFO_RANGE_TYPE): Likewise.
24937 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
24938 SSA_NAME_ANTI_RANGE_P.
24939 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
24940 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
24941 Properly query VN_INFO_RANGE_TYPE.
24943 2016-01-25 Nick Clifton <nickc@redhat.com>
24946 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
24948 2016-01-23 Tom de Vries <tom@codesourcery.com>
24950 PR tree-optimization/69426
24951 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
24954 2016-01-23 Jakub Jelinek <jakub@redhat.com>
24956 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
24957 "the the" with "the" in the comments.
24958 * ipa-devirt.c (build_type_inheritance_graph,
24959 update_type_inheritance_graph): Likewise.
24960 * tree.c (build_function_type_list_1): Likewise.
24961 * cfgloopmanip.c (scale_loop_profile): Likewise.
24962 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
24963 * gimple-ssa-split-paths.c
24964 (find_block_to_duplicate_for_splitting_paths): Likewise.
24965 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
24966 * expr.c (convert_move): Likewise.
24967 * var-tracking.c (vt_stack_adjustments): Likewise.
24968 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
24969 * tree-vrp.c (test_for_singularity): Likewise.
24971 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
24972 directly instead of building a temporary tree.
24975 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
24976 remove <algorithm> include.
24978 2016-01-22 Jakub Jelinek <jakub@redhat.com>
24981 * config/i386/i386.c: Include dojump.h.
24982 (expand_small_movmem_or_setmem,
24983 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
24985 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
24986 if dynamic_check != -1.
24988 2016-01-21 Jeff Law <law@redhat.com>
24990 PR middle-end/69347
24991 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
24992 record_temporary_equivalences. Rewritten to avoid unnecessary calls
24993 into dominated_by_p.
24994 (cprop_into_successor_phis): Avoid unnecessary tests.
24996 2016-01-22 Richard Henderson <rth@redhat.com>
24999 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
25000 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
25002 2016-01-22 Michael Matz <matz@suse.de>
25004 * system.h (string, algorithm): Include only conditionally.
25005 (new): Include always under C++.
25006 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
25007 * final.c (toplevel): Ditto.
25008 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
25009 * genconditions.c (write_header): Make gencondmd.c define
25011 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
25013 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
25014 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
25016 2016-01-22 Christian Bruel <christian.bruel@st.com>
25019 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
25021 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25024 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
25025 define_insn_and_split. Ensure operands[1] and operands[0] do not
25026 get assigned the same register.
25028 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
25030 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
25032 2016-01-22 Christian Bruel <christian.bruel@st.com>
25034 * config/arm/arm-c.c (arm_pragma_target_parse):
25035 Remove warn_builtin_macro_redefined overwrite.
25037 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
25039 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
25040 flag_non_call_exceptions compatibility.
25042 2016-01-22 Jakub Jelinek <jakub@redhat.com>
25045 * dwarf2out.c (add_child_die_after): New function.
25046 (dwarf_qual_info_t): New type.
25047 (dwarf_qual_info): New variable.
25048 (qualified_die_p): New function.
25049 (modified_type_die): For -fdebug-types-section, ensure
25050 canonical order of qualifiers. Put qualified DIEs adjacent
25051 to the corresponding non-qualified type DIE and search there
25052 for existing qualified DIEs.
25054 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
25056 * doc/extend.texi (scalar_storage_order type attribute): Document
25057 restriction on type punning and aliasing, and remove future tense.
25059 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
25062 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
25065 2016-01-21 Jeff Law <law@redhat.com>
25067 PR middle-end/69347
25068 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
25069 useless call to record_temporary_equivalences.
25070 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
25071 allocate 10 slots in the bb_path vector and let it grow as needed.
25072 (fsm_find_control_statement_thread_paths): Similarly for the next_path
25075 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
25077 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
25079 * configure: Regenerate.
25081 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
25083 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
25084 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
25086 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
25088 PR middle-end/66178
25089 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
25090 drop EXPAND_INITIALIZER.
25091 * rtl.h (contains_symbolic_reference_p): Declare.
25092 * rtlanal.c (contains_symbolic_reference_p): New function.
25093 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
25094 a subtraction into a NOT if symbolic constants are involved.
25096 2016-01-21 Anton Blanchard <anton@samba.org>
25097 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25100 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
25102 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
25105 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
25107 * config/microblaze/microblaze.c
25108 (get_branch_target): New.
25109 (insert_wic_for_ilb_runout): New.
25111 (microblaze_machine_dependent_reorg): New.
25112 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
25113 * config/microblaze/microblaze.md
25114 (UNSPEC_IPREFETCH): Define.
25115 (iprefetch): New pattern
25116 * config/microblaze/microblaze.opt
25117 (mxl-prefetch): New flag.
25119 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
25121 * config/microblaze/microblaze.h
25122 (FIXED_REGISTERS): Update in macro.
25123 (CALL_USED_REGISTERS): Update in macro.
25125 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
25127 PR rtl-optimization/68920
25128 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
25131 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
25133 PR rtl-optimization/68990
25134 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
25135 pseudo instead of inheritance ones.
25137 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
25138 Nick Clifton <nickc@redhat.com>
25142 * config/mips/mips.c (mips_compute_frame_info): Initialise
25143 args_size and hard_frame_pointer_offset fields of the frame
25144 structure before calling mips_global_pointer.
25146 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
25148 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
25150 * configure: Regenerate.
25152 2016-01-21 Richard Biener <rguenther@suse.de>
25154 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
25156 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
25158 * config/s390/s390.c (s390_asm_declare_function_size): Add code
25159 to actually emit the .size directive.
25161 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
25162 Jakub Jelinek <jakub@redhat.com>
25166 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
25167 args array size by one to avoid buffer overflow.
25169 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
25171 * config/s390/s390.md (pool_section_start): Use switch_to_section
25172 to select proper read-only data section instead of hardcoding
25174 (pool_section_end): Use switch_to_section to match the above.
25176 2016-01-21 Richard Biener <rguenther@suse.de>
25178 PR tree-optimization/69378
25179 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
25180 (set_ssa_val_to): Use it for dominance checks taking into
25181 account not executable edges.
25183 2016-01-21 Jakub Jelinek <jakub@redhat.com>
25186 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
25187 for bitsize instead of GET_MODE_PRECISION (mode).
25189 2016-01-20 Martin Sebor <msebor@redhat.com>
25192 * extend.texi (__sync Builtins): Clarify the semantics of
25193 __sync_fetch_and_OP built-ins on pointers.
25194 (__atomic Builtins): Same.
25196 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25197 Sebastian Pop <s.pop@samsung.com>
25199 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
25200 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
25201 (is_valid_rename): Same.
25202 (translate_isl_ast_to_gimple::get_rename): Same.
25203 (translate_isl_ast_to_gimple::rename_all_uses): Same.
25204 (translate_isl_ast_to_gimple::rename_uses): Same.
25205 (get_new_name): Check for close_phi nodes.
25206 (copy_loop_phi_args): Use phi_node_kind.
25207 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
25208 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
25210 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25211 Sebastian Pop <s.pop@samsung.com>
25213 Revert commit r229783.
25214 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
25215 Remove use of parameter_rename_map.
25216 (copy_def): Remove.
25217 (copy_internal_parameters): Remove.
25218 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
25219 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
25220 (free_sese_info): Do not free parameter_rename_map.
25221 (set_rename): Do not use parameter_rename_map.
25222 (rename_uses): Update call to set_rename.
25223 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
25224 * sese.h (parameter_rename_map_t): Remove.
25225 (struct sese_info_t): Remove field parameter_rename_map.
25227 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25228 Sebastian Pop <s.pop@samsung.com>
25230 * graphite-isl-ast-to-gimple.c: Fix comment.
25231 * graphite-scop-detection.c (defined_in_loop_p): New.
25232 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
25233 names defined in loop.
25235 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25236 Sebastian Pop <s.pop@samsung.com>
25238 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
25239 Discard unstructured if-then-else regions.
25241 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25242 Sebastian Pop <s.pop@samsung.com>
25244 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
25245 (cleanup_loop_iter_dom): Remove.
25246 (build_loop_iteration_domains): Remove.
25247 (build_scop_context): Remove.
25248 (build_scop_iteration_domain): Remove.
25249 (add_loop_constraints): New.
25250 (build_iteration_domains): New.
25251 (build_poly_scop): Call build_iteration_domains.
25253 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25254 Sebastian Pop <s.pop@samsung.com>
25256 * graphite-scop-detection.c
25257 (scop_detection::harmful_loop_in_region): Free dom and loops.
25258 (scop_detection::loop_body_is_valid_scop): Free bbs.
25260 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25261 Sebastian Pop <s.pop@samsung.com>
25263 * graphite-scop-detection.c (record_loop_in_sese): New.
25264 (gather_bbs::before_dom_children): Call record_loop_in_sese.
25265 (build_scops): Remove call to build_sese_loop_nests.
25266 * sese.c (sese_record_loop): Remove.
25267 (build_sese_loop_nests): Remove.
25268 (new_sese_info): Remove region->loops.
25269 (free_sese_info): Same.
25270 * sese.h (sese_contains_loop): Same.
25271 (build_sese_loop_nests): Remove.
25272 (sese_contains_loop): Remove.
25274 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25275 Sebastian Pop <s.pop@samsung.com>
25277 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
25278 loop_is_valid_in_scop.
25279 (scop_detection::harmful_stmt_in_region): Renamed
25280 harmful_loop_in_region.
25281 Call loop_is_valid_in_scop.
25283 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25284 Sebastian Pop <s.pop@samsung.com>
25286 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
25289 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25290 Sebastian Pop <s.pop@samsung.com>
25292 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
25293 * graphite.h (struct poly_bb): Remove field is_reduction.
25294 (PBB_IS_REDUCTION): Remove.
25296 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25297 Sebastian Pop <s.pop@samsung.com>
25299 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
25300 (add_pdr_constraints): Same.
25301 (scop_get_reads): Same.
25302 (scop_get_must_writes): Same.
25303 (scop_get_may_writes): Same.
25304 (scop_get_original_schedule): Same.
25305 (extend_schedule): Same.
25306 (apply_schedule_on_deps): Same.
25307 (carries_deps): Same.
25308 (compute_deps): Same.
25309 (scop_get_dependences): Same.
25310 * graphite-isl-ast-to-gimple.c
25311 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
25312 * graphite-optimize-isl.c (get_schedule_for_band): Same.
25313 (get_schedule_for_band_list): Same.
25314 (get_schedule_map): Same.
25315 (apply_schedule_map_to_scop): Same.
25316 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
25317 (build_loop_iteration_domains): Same.
25318 (add_condition_to_pbb): Same.
25319 (add_param_constraints): Same.
25320 (pdr_add_memory_accesses): Same.
25321 (pdr_add_data_dimensions): Same.
25323 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
25325 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
25328 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
25330 * common.opt (feliminate-dwarf2-dups): Replace references to
25331 "DWARF 2" with just "DWARF".
25332 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
25333 * doc/extend.texi: Likewise.
25334 * doc/cpp.texi: Likewise.
25335 * doc/invoke.texi: Likewise.
25336 (Option Summary): Add -gdwarf to list of Debugging Options.
25337 (Debugging Options): Document -gdwarf.
25338 * doc/contrib.texi: Spell "DWARF" like that.
25340 2016-01-21 Jakub Jelinek <jakub@redhat.com>
25342 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
25343 warning. Fix up formatting.
25345 PR middle-end/67653
25346 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
25347 attempt to mark memory input operand addressable and
25348 call prepare_gimple_addressable in that case. Don't adjust
25349 input_location for diagnostics, use error_at instead.
25351 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
25353 * config/rs6000/ppc-auxv.h: New file.
25354 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
25355 (cpu_is): Likewise.
25356 (cpu_supports): Likewise.
25357 * config/rs6000/rs6000.c: include "ppc-auxv.h".
25358 (cpu_is_info): New variable.
25359 (cpu_supports_info): Likewise.
25360 (tcb_verification_symbol): Likewise.
25361 (cpu_builtin_p): Likewise.
25362 (cpu_expand_builtin): New function.
25363 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
25364 (rs6000_init_builtins): Likewise.
25365 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
25366 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
25367 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
25368 * configure: Regenerate.
25369 * config.in: Likewise.
25370 * doc/extend.texi (PowerPC Built-in Functions): Document
25371 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
25373 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
25376 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
25378 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
25381 2016-01-20 Richard Henderson <rth@redhat.com>
25387 * tree.c (tm_define_builtin): New.
25388 (find_tm_vector_type): New.
25389 (build_tm_vector_builtins): New.
25390 (build_common_builtin_nodes): Call it.
25392 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
25394 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
25395 (arm_fp_ok): Likewise.
25396 (arm_fp): Likewise.
25397 (arm_crypto): Likewise.
25399 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
25400 Richard Biener <rguenther@suse.de>
25402 PR tree-optimization/69328
25403 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
25404 vectors have same number of elements.
25405 (vectorizable_condition): Fix masked version recognition.
25407 2016-01-20 Richard Biener <rguenther@suse.de>
25409 PR tree-optimization/69345
25410 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
25411 (VN_INFO_PTR_INFO): Likewise.
25412 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
25413 info when it is equal between non-dominating SSA names.
25414 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
25415 Make sure to look at original SSA infos.
25417 2016-01-20 Jeff Law <law@redhat.com>
25420 * config/m68k/predicates.md (pow2_m1_operand): New predicate
25422 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
25423 (pc_or_label_operand): New predicate.
25424 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
25425 tests for small integers that are 2^n - 1.
25427 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
25429 * doc/invoke.texi (Options Summary): Add '.' after @xref.
25431 2016-01-19 Jeff Law <law@redhat.com>
25433 PR middle-end/69347
25434 * tree-ssa-threadbackwards.c
25435 (fsm_find_control_statement_thread_paths): Do not try to lookup
25436 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
25438 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
25440 * doc/lto.texi: Remove text that says only Gold has linker plugin
25443 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
25445 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
25446 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
25447 the DIE accordingly.
25448 (modified_type_die): Add REVERSE parameter and pass it recursively,
25449 as well as to base_type_die. Adjust presence check accordingly.
25450 (base_type_for_mode): Adjust call to modified_type_die.
25451 (add_type_attribute): Add REVERSE parameter and pass it to
25453 (generic_parameter_die): Adjust call to add_type_attribute.
25454 (add_scalar_info): Likewise.
25455 (add_subscript_info): Likewise.
25456 (gen_array_type_die): Likewise.
25457 (gen_descr_array_type_die): Likewise.
25458 (gen_entry_point_die): Likewise.
25459 (gen_enumeration_type_die): Likewise.
25460 (gen_formal_parameter_die): Likewise.
25461 (gen_subprogram_die): Likewise.
25462 (gen_variable_die ): Likewise.
25463 (gen_const_die): Likewise.
25464 (gen_field_die): Likewise.
25465 (gen_pointer_type_die): Likewise.
25466 (gen_reference_type_die): Likewise.
25467 (gen_ptr_to_mbr_type_die): Likewise.
25468 (gen_inheritance_die): Likewise.
25469 (gen_subroutine_type_die): Likewise.
25470 (gen_typedef_die): Likewise.
25471 (force_type_die): Adjust call to modified_type_die.
25473 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
25475 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
25476 flow throughout the file. Fix broken link to Objective-C 2.0
25478 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
25481 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
25483 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
25485 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25488 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
25489 (maybe_record_node): Record cxa_pure_virtual as the only possible
25490 target if there are not ohter candidates.
25491 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
25493 2016-01-19 Richard Biener <rguenther@suse.de>
25495 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
25496 (get_memory_order): Likewise.
25498 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
25500 * tree-vect-stmts.c (vectorizable_store): Check
25503 2016-01-19 David Malcolm <dmalcolm@redhat.com>
25506 * gcc.c (driver::decode_argv): Add call to
25507 init_opts_obstack before init_options_struct.
25508 * opts.c (init_opts_obstack): Remove idempotency.
25509 (init_options_struct): Replace call to init_opts_obstack
25510 with a gcc_assert to verify that it has already been called.
25511 * toplev.c (toplev::main): Add call to init_opts_obstack before
25512 calls to init_options_struct.
25513 (toplev::finalize): Move cleanup of opts_obstack next to
25514 cleanup of save_decoded_options, clearing the latter, and
25515 save_decoded_options_count.
25517 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25520 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
25521 attribute to unconditional. Remove %? from output template.
25523 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
25524 Jiong Wang <jiong.wang@arm.com>
25526 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
25527 generated from different expand order.
25529 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
25531 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
25532 Add support for CCMP costing.
25534 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
25536 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
25537 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
25538 (fccmpe<mode>): Likewise.
25539 (fcmp): Rename to fcmp and globalize pattern.
25541 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
25542 (aarch64_gen_ccmp_next): Add FP support.
25544 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
25546 * target.def (gen_ccmp_first): Update documentation.
25547 (gen_ccmp_next): Likewise.
25548 * doc/tm.texi (gen_ccmp_first): Update documentation.
25549 (gen_ccmp_next): Likewise.
25550 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
25551 expand_ccmp_expr_1. Improve comments.
25552 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
25553 (ccmp_ior<mode>): Remove pattern.
25554 (cmp<mode>): Remove expand.
25555 (cmp): Globalize pattern.
25556 (cstorecc4): Use cc_register.
25557 (mov<mode>cc): Remove ccmp_cc_register check.
25558 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
25559 Simplify after removal of CC_DNE/* modes.
25560 (aarch64_ccmp_mode_to_code): Remove.
25561 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
25562 In 'k' case use integer as condition.
25563 (aarch64_nzcv_codes): Remove inverted cases.
25564 (aarch64_code_to_ccmode): Remove.
25565 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
25566 comparison with CC register to be used in folowing CCMP/branch/CSEL.
25567 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
25568 pattern. Return the comparison with CC register. Invert conditions
25569 when bitcode is OR.
25570 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
25571 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
25573 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25575 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
25576 instrumented_version.
25578 2016-01-19 Richard Biener <rguenther@suse.de>
25580 PR tree-optimization/69336
25581 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
25582 handled components with get_ref_base_and_extent.
25583 (equal_mem_array_ref_p): Adjust.
25585 2016-01-19 Jakub Jelinek <jakub@redhat.com>
25588 * shrink-wrap.c: Include valtrack.h.
25589 (move_insn_for_shrink_wrap): Add DEBUG argument. If
25590 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
25591 in between insn and where it will be moved to. Call
25592 dead_debug_insert_temp.
25593 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
25594 first and dead_debug_local_finish at the end.
25595 For uses and defs bitmap, handle all regs in between REGNO and
25596 END_REGNO, not just the first one.
25598 2016-01-19 Richard Biener <rguenther@suse.de>
25600 PR tree-optimization/69352
25601 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
25602 (equal_mem_array_ref_p): Constrain size and max size properly.
25603 Compare the reverse flag.
25605 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
25607 * ira.c (ira): Update regstat data if we deleted insns.
25609 2016-01-19 Jakub Jelinek <jakub@redhat.com>
25611 PR rtl-optimization/68955
25612 PR rtl-optimization/64557
25613 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
25614 here. Fix up formatting.
25615 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
25617 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25620 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
25621 assume that the node has body.
25622 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
25625 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25627 * lto-streamer-out.c (lto_output): Do not stream instrumentation
25630 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25632 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
25633 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
25635 2016-01-19 Martin Jambor <mjambor@suse.cz>
25636 Martin Liska <mliska@suse.cz>
25637 Michael Matz <matz@suse.de>
25639 * Makefile.in (OBJS): Add new source files.
25640 (GTFILES): Add hsa.c.
25641 * common.opt (disable_hsa): New variable.
25642 (-Whsa): New warning.
25643 * config.in (ENABLE_HSA): New.
25644 * configure.ac: Treat hsa differently from other accelerators.
25645 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
25646 $enable_offloading.
25647 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
25648 * doc/install.texi (Configuration): Document --with-hsa-runtime,
25649 --with-hsa-runtime-include, --with-hsa-runtime-lib and
25650 --with-hsa-kmt-lib.
25651 * doc/invoke.texi (-Whsa): Document.
25652 (hsa-gen-debug-stores): Likewise.
25653 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
25654 to invoke offload compiler for hsa acclerator.
25655 * opts.c (common_handle_option): Determine whether HSA offloading
25656 should be performed.
25657 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
25658 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
25659 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
25660 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
25661 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
25662 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
25663 GF_OMP_FOR_KIND_GRID_LOOP.
25664 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
25665 (pp_gimple_stmt_1): Likewise.
25666 * gimple-walk.c (walk_gimple_stmt): Likewise.
25667 * gimple.c (gimple_build_omp_grid_body): New function.
25668 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
25669 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
25670 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
25671 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
25672 GF_OMP_TEAMS_GRID_PHONY.
25673 (gimple_statement_omp_single_layout): Updated comments.
25674 (gimple_build_omp_grid_body): New function.
25675 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
25676 (gimple_omp_for_grid_phony): New function.
25677 (gimple_omp_for_set_grid_phony): Likewise.
25678 (gimple_omp_parallel_grid_phony): Likewise.
25679 (gimple_omp_parallel_set_grid_phony): Likewise.
25680 (gimple_omp_teams_grid_phony): Likewise.
25681 (gimple_omp_teams_set_grid_phony): Likewise.
25682 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
25683 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
25684 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
25685 (BUILT_IN_GOMP_TARGET): Updated type.
25686 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
25687 (adjust_for_condition): New function.
25688 (get_omp_for_step_from_incr): Likewise.
25689 (extract_omp_for_data): Moved parts to adjust_for_condition and
25690 get_omp_for_step_from_incr.
25691 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
25692 (fixup_child_record_type): Bail out if receiver_decl is NULL.
25693 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
25694 (scan_omp_parallel): Do not create child functions for phony
25696 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
25697 (scan_omp_1_op): Checking assert we are not remapping to
25698 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
25699 (parallel_needs_hsa_kernel_p): New function.
25700 (expand_parallel_call): Register apprpriate parallel child
25701 functions as HSA kernels.
25702 (grid_launch_attributes_trees): New type.
25703 (grid_attr_trees): New variable.
25704 (grid_create_kernel_launch_attr_types): New function.
25705 (grid_insert_store_range_dim): Likewise.
25706 (grid_get_kernel_launch_attributes): Likewise.
25707 (get_target_argument_identifier_1): Likewise.
25708 (get_target_argument_identifier): Likewise.
25709 (get_target_argument_value): Likewise.
25710 (push_target_argument_according_to_value): Likewise.
25711 (get_target_arguments): Likewise.
25712 (expand_omp_target): Call get_target_arguments instead of looking
25713 up for teams and thread limit.
25714 (grid_expand_omp_for_loop): New function.
25715 (grid_arg_decl_map): New type.
25716 (grid_remap_kernel_arg_accesses): New function.
25717 (grid_expand_target_kernel_body): New function.
25718 (expand_omp): Call it.
25719 (lower_omp_for): Do not emit phony constructs.
25720 (lower_omp_taskreg): Do not emit phony constructs but create for them
25721 a temporary variable receiver_decl.
25722 (lower_omp_taskreg): Do not emit phony constructs.
25723 (lower_omp_teams): Likewise.
25724 (lower_omp_grid_body): New function.
25725 (lower_omp_1): Call it.
25726 (grid_reg_assignment_to_local_var_p): New function.
25727 (grid_seq_only_contains_local_assignments): Likewise.
25728 (grid_find_single_omp_among_assignments_1): Likewise.
25729 (grid_find_single_omp_among_assignments): Likewise.
25730 (grid_find_ungridifiable_statement): Likewise.
25731 (grid_target_follows_gridifiable_pattern): Likewise.
25732 (grid_remap_prebody_decls): Likewise.
25733 (grid_copy_leading_local_assignments): Likewise.
25734 (grid_process_kernel_body_copy): Likewise.
25735 (grid_attempt_target_gridification): Likewise.
25736 (grid_gridify_all_targets_stmt): Likewise.
25737 (grid_gridify_all_targets): Likewise.
25738 (execute_lower_omp): Call grid_gridify_all_targets.
25739 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
25740 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
25741 (tree_omp_clause): Added union field dimension.
25742 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
25743 * tree.c (omp_clause_num_ops): Added number of arguments of
25744 OMP_CLAUSE__GRIDDIM_.
25745 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
25746 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
25747 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
25748 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
25749 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
25750 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
25751 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
25752 * tree-pass.h (make_pass_gen_hsail): Declare.
25753 (make_pass_ipa_hsa): Likewise.
25754 * ipa-hsa.c: New file.
25755 * lto-section-in.c (lto_section_name): Add hsa section name.
25756 * lto-streamer.h (lto_section_type): Add hsa section.
25757 * timevar.def (TV_IPA_HSA): New.
25758 * hsa-brig-format.h: New file.
25759 * hsa-brig.c: New file.
25760 * hsa-dump.c: Likewise.
25761 * hsa-gen.c: Likewise.
25764 * toplev.c (compile_file): Call hsa_output_brig.
25765 * hsa-regalloc.c: New file.
25767 2016-01-18 Jeff Law <law@redhat.com>
25769 PR tree-optimization/69320
25770 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
25771 ranged object, do nothing if the RHS constant is not [0..1].
25772 (optimize_stmt): Comparing a boolean ranged object against a
25773 constant outside [0..1] results in a compile-time constant.
25775 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
25778 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
25780 * doc/invoke.texi (Invoking GCC): Add new section to menu.
25781 (Option Summary): Update to reflect new section and moved options.
25782 (C++ Dialect Options): Move -fstats to new section.
25783 (Debugging Options): Move all dump, statistics, and other GCC
25784 developer options to new section. Rewrite section introduction
25785 and re-order remaining options to put the more basic ones first.
25786 (Optimization Options): Move -fira-verbose and -flto-report* to
25788 (Developer Options): New section incorporating moved options.
25789 * doc/cppopts.texi (-dM): Update cross-reference.
25791 2016-01-18 Richard Henderson <rth@redhat.com>
25794 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
25795 operands to pseudo only if CSE is expected. Split long immediate
25796 operands only after reload, and for the stack pointer.
25797 (*add<GPI>3_pluslong): Remove.
25798 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
25799 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
25800 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
25801 (*add<GPI>3 peepholes): New.
25802 (*add<GPI>3 splitters): New.
25803 * config/aarch64/constraints.md (Upl): New.
25804 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
25806 2016-01-18 Richard Biener <rguenther@suse.de>
25808 PR tree-optimization/69297
25809 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
25811 (vect_bb_vectorization_profitable_p): Clear visited flag again.
25813 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
25815 PR middle-end/68542
25816 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
25817 of mixind vector and scalar types.
25818 (fold_relational_const): Add handling of vector
25819 comparison with boolean result.
25820 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
25821 comparison of vector operands with boolean result for EQ/NE only.
25822 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
25823 (verify_gimple_cond): Likewise.
25824 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
25827 2016-01-18 Joseph Myers <joseph@codesourcery.com>
25829 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
25832 2016-01-18 Richard Biener <rguenther@suse.de>
25834 PR middle-end/69308
25835 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
25837 2016-01-18 Tom de Vries <tom@codesourcery.com>
25839 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
25841 2016-01-18 Tom de Vries <tom@codesourcery.com>
25843 * omp-low.c (set_oacc_fn_attrib): Make extern.
25844 * omp-low.h (set_oacc_fn_attrib): Declare.
25845 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
25846 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
25847 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
25848 Add and handle function parameter oacc_kernels_p.
25849 (find_reduc_addr, get_omp_data_i_param): New function.
25850 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
25851 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
25852 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
25853 Calculate dominance info. Skip loops that are not in a kernels region
25854 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
25855 (pass_parallelize_loops::execute): Call parallelize_loops with
25856 oacc_kernels_p argument.
25857 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
25858 New member function.
25859 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
25860 * passes.def: Add argument to pass_parallelize_loops instantation.
25862 2016-01-18 Tom de Vries <tom@codesourcery.com>
25864 * tree-parloops.c (pass_parallelize_loops::execute): Allow
25865 pass_parallelize_loops to be run outside the loop pipeline.
25867 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
25869 * tree-scalar-evolution.c (follow_copies_to_constant): New.
25870 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
25872 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
25875 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
25876 using get_ref_base_and_extent.
25877 (equal_mem_array_ref_p): New.
25878 (hashable_expr_equal_p): Add call to previous.
25880 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
25883 * tree-sra.c (disqualified_constants, constant_decl_p): New.
25884 (sra_initialize): Allocate disqualified_constants.
25885 (sra_deinitialize): Free disqualified_constants.
25886 (disqualify_candidate): Update disqualified_constants when appropriate.
25887 (create_access): Scan for constant-pool entries as we go along.
25888 (scalarizable_type_p): Add check against type_contains_placeholder_p.
25889 (maybe_add_sra_candidate): Allow constant-pool entries.
25890 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
25891 (initialize_constant_pool_replacements): New.
25892 (sra_modify_assign): Avoid mangling assignments created by previous,
25893 and don't generate writes into constant pool.
25894 (sra_modify_function_body): Call initialize_constant_pool_replacements.
25896 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
25898 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
25899 andnot instruction.
25900 (scalar_chain::convert_op): Likewise.
25901 * config/i386/i386.md (*andndi3_doubleword): New.
25903 2016-01-18 Richard Biener <rguenther@suse.de>
25905 PR tree-optimization/69170
25906 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
25907 building a vector from scalar results of a pattern stmt.
25909 2016-01-18 Jakub Jelinek <jakub@redhat.com>
25911 * haifa-sched.c (autopref_multipass_init): Work around
25912 -Wmaybe-uninitialized warning.
25914 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
25916 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
25917 against the constant 0.
25919 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25921 PR tree-optimization/68799
25922 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
25923 look up phi candidates in the statement-candidate map.
25924 (phi_add_costs): Likewise.
25925 (record_phi_increments): Likewise.
25926 (phi_incr_cost): Likewise.
25927 (ncd_with_phi): Likewise.
25928 (all_phi_incrs_profitable): Likewise.
25930 2016-01-17 Jakub Jelinek <jakub@redhat.com>
25932 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
25933 -Wmaybe-uninitialized warning.
25935 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
25937 * doc/invoke.texi (Invoking GCC): Add new section to menu.
25938 (Option Summary): Update to reflect new section and moved options.
25939 (C++ Dialect Options): Move -fvtable-verify and related options.
25940 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
25941 and profiling-related options.
25942 (Optimization Options): Move profile generation options and
25943 -fstack-protector and related options.
25944 (Instrumentation Options): New section incorporating moved options.
25945 (Code Generation Options): Move -finstrument-functions and
25946 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
25948 2016-01-16 Tom de Vries <tom@codesourcery.com>
25950 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
25952 2016-01-16 Tom de Vries <tom@codesourcery.com>
25954 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
25956 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
25958 * hash-table.h (hash_table::empty): Turn into an inline wrapper
25959 that checks whether the table is already empty. Rename the
25960 original implementation to...
25961 (hash_table::empty_slot): ...this new private function.
25963 2016-01-15 David Malcolm <dmalcolm@redhat.com>
25965 PR diagnostic/68899
25966 * diagnostic-show-locus.c (layout::print_source_line): Move x
25967 offset of line until after call to
25968 get_line_width_without_trailing_whitespace.
25970 2016-01-15 Jeff Law <law@redhat.com>
25972 PR tree-optimization/69270
25973 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
25974 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
25975 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
25976 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
25977 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
25978 ssa_name_has_boolean_range and constant_boolean_node.
25980 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
25982 PR rtl-optimization/69030
25983 * lra-spills.c (remove_pseudos): Check nrefs and make the function
25985 (spill_pseudos): Delete debug insn for dead pseudo.
25986 (lra_spill): Initiate spill_hard_reg and slots memory separately.
25988 2016-01-15 Jiong Wang <jiong.wang@arm.com>
25990 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
25992 (TYPES_UNOPUS): Likewise.
25993 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
25994 builtin type, from UNOP to UNOPUS.
25995 (lbtruncuv4sf): Likewise.
25996 (lbtruncuv2df): Likewise.
25997 (lrounduv2sf): Likewise.
25998 (lrounduv4sf): Likewise.
25999 (lrounduv2df): Likewise.
26000 (lroundusf): Likewise.
26001 (lroundusf): Likewise.
26002 (lceiluv2sf): Likewise.
26003 (lceiluv4sf): Likewise.
26004 (lceiluv2df): Likewise.
26005 (lceilusf): Likewise.
26006 (lceiludf): Likewise.
26007 (lflooruv2sf): Likewise.
26008 (lflooruv4sf): Likewise.
26009 (lflooruv2df): Likewise.
26010 (lfloorusf): Likewise.
26011 (lfloorudf): Likewise.
26012 (lfrintnuv2sf): Likewise.
26013 (lfrintnuv4sf): Likewise.
26014 (lfrintnuv2df): Likewise.
26015 (lfrintnusf): Likewise.
26016 (lfrintnudf): Likewise.
26017 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
26019 (vcvtq_u32_f32): Likewise.
26020 (vcvtq_u64_f64): Likewise.
26021 (vcvta_u32_f32): Likewise.
26022 (vcvtaq_u32_f32): Likewise.
26023 (vcvtaq_u64_f64): Likewise.
26024 (vcvtm_u32_f32): Likewise.
26025 (vcvtmq_u32_f32): Likewise.
26026 (vcvtmq_u64_f64): Likewise.
26027 (vcvtn_u32_f32): Likwise.
26028 (vcvtnq_u32_f32): Likewise.
26029 (vcvtnq_u64_f64): Likewise.
26030 (vcvtp_u32_f32): Likewise.
26031 (vcvtpq_u32_f32): Likewise.
26032 (vcvtpq_u64_f64): Likewise.
26033 (vcvtmd_u64_f64): Likewise.
26034 (vcvtms_u32_f32): Likewise.
26035 (vcvtad_u64_f64): Likewise.
26036 (vcvtas_u32_f32): Likewise.
26037 (vcvtnd_u64_f64): Likewise.
26038 (vcvtns_u32_f32): Likewise.
26039 (vcvtpd_u64_f64): Likewise.
26040 (vcvtps_u32_f32): Likewise.
26042 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26044 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
26045 CSEL of zero_extended registers.
26047 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26049 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
26050 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
26052 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26054 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
26055 false when argument string is not found in the attributes table
26058 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
26061 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
26062 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
26063 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
26064 precision estimate.
26066 2016-01-15 Richard Biener <rguenther@suse.de>
26068 PR tree-optimization/66856
26069 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
26070 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
26071 (vect_create_new_slp_node): Increment stmt reference count.
26072 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
26073 an SLP tree before swapping operands.
26074 (vect_build_slp_tree): Likewise.
26075 (destroy_bb_vec_info): Free stmt info after SLP instances.
26076 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
26077 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
26078 (STMT_VINFO_NUM_SLP_USES): New macro.
26080 2016-01-15 Richard Biener <rguenther@suse.de>
26083 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
26084 (add_linkage_name): ... here.
26085 (gen_typedef_die): Use add_linkage_name_raw instead of
26086 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
26089 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
26091 * gimplify.c (oacc_default_clause): Decode reference and pointer
26092 types for both kernels and parallel regions.
26094 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
26096 PR middle-end/69246
26097 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
26099 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
26101 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
26102 (convert_scalars_to_vector): Likewise.
26104 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
26106 * doc/extend.texi (Type Traits): Fix grammar.
26108 2016-01-15 Martin Jambor <mjambor@suse.cz>
26110 * tree-inline.c (remap_decl): Use existing dclarations if
26111 remapping a type and prevent_decl_creation_for_types.
26112 (replace_locals_stmt): Do an initial remapping of non-VLA typed
26113 decls first. Do real remapping with
26114 prevent_decl_creation_for_types set.
26115 * tree-inline.h (copy_body_data): New field
26116 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
26119 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
26121 * config/s390/s390.opt (mmvcle): More verbose help text.
26123 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
26125 * config/s390/s390.opt: Add period to -mzvector option text.
26127 2016-01-15 Richard Biener <rguenther@suse.de>
26129 PR tree-optimization/68961
26130 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
26131 of invariants in stores again.
26133 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
26135 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
26137 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
26139 * config/i386/i386.c (ix86_expand_branch): Don't split
26140 DI mode xor instruction to SI mode.
26142 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
26145 * ipa-icf.c (sem_function::merge): Virtual functions may become
26146 reachable even if they address is not taken and there are no
26149 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
26151 * lto-streamer-out.c (subtract_estimated_size): New function.
26152 (get_symbol_initial_value): Use it.
26154 2016-01-15 Christian Bruel <christian.bruel@st.com>
26157 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
26158 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
26159 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
26160 use add_builtin_function_ext_scope instead of add_builtin_function.
26161 (neon_set_p, neon_crypto_set_p): Remove.
26162 (arm_init_builtins): Always call arm_init_neon_builtins and
26163 arm_init_crypto_builtins.
26164 (arm_expand_builtin): Check that builtins are allowed for the arch.
26165 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
26166 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
26167 arm_init_neon_builtins call.
26169 2016-01-15 Richard Biener <rguenther@suse.de>
26171 PR tree-optimization/69117
26172 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
26173 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
26174 of the leader conservatively.
26175 (free_scc_vn): Restore original SSA name infos.
26177 2016-01-14 Jeff Law <law@redhat.com>
26179 PR tree-optimization/69270
26180 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
26181 single bit of precision, verify it's also unsigned.
26182 (record_edge_info): Use constant_boolean_node rather than fold_convert
26183 to convert boolean_true/boolean_false to the right type.
26185 2016-01-14 Richard Henderson <rth@redhat.com>
26188 * loop-doloop.c (record_reg_sets): New.
26189 (doloop_optimize): Reject the transform if the sequence
26190 clobbers registers live at the end of the loop block.
26191 (doloop_optimize_loops): Enable df_live if needed.
26193 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
26195 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
26196 * config/rs6000/rs6000.c: Likewise.
26197 * config/rs6000/rs6000.h: Likewise.
26198 * config/rs6000/rs6000.md: Likewise.
26199 * doc/extend.texi: Likewsie.
26201 2016-01-14 Jeff Law <law@redhat.com>
26203 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
26206 2016-01-14 Richard Henderson <rth@redhat.com>
26210 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
26211 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
26212 instead of builtin_decl_declared_p to test for declaration.
26214 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
26216 * doc/loop.texi (Loop Analysis and Representation): Document
26217 loop_depth function.
26219 2016-01-14 Tom de Vries <tom@codesourcery.com>
26221 PR tree-optimization/68773
26222 * omp-low.c (expand_omp_target): Don't set force_output.
26223 * varpool.c (varpool_node::get_create): Same.
26224 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
26225 offload_funcs with force_output.
26227 2016-01-14 Jakub Jelinek <jakub@redhat.com>
26230 * lra-eliminations.c (move_plus_up): Don't change anything if either
26231 the outer or inner subreg mode is not MODE_INT.
26232 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
26233 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
26235 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
26237 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
26238 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
26239 reduc_uplus_@var{m}): Remove.
26240 * expr.c (expand_expr_real_2): Remove expansion path for
26241 reduc_[us](min|max|plus) optabs.
26242 * optabs-tree.c (scalar_reduc_to_vector): Remove.
26243 * optabs-tree.h (scalar_reduc_to_vector): Remove.
26244 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
26245 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
26246 * tree-vect-loop.c (vectorizable_reduction): Remove test for
26247 reduc_[us](min|max|plus) optabs.
26249 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
26251 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
26252 (reduc_plus_scal_v2sf): New.
26253 (reduc_smax_v2sf): Rename to...
26254 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
26255 (reduc_smin_v2sf): Rename to...
26256 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
26258 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
26260 * alias.c (compare_base_symbol_refs): New function.
26261 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
26264 2016-01-14 Jakub Jelinek <jakub@redhat.com>
26266 PR middle-end/68146
26267 PR tree-optimization/69155
26268 * tree-complex.c: Include cfganal.h.
26269 (phis_to_revisit): New variable.
26270 (extract_component): Add phiarg_p argument. Assert that returned
26271 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
26272 (update_phi_components): Partly rewrite to use loop over real/imag
26273 components instead of code duplication. If extract_component returns
26274 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
26275 create_tmp_reg into the PHI node instead, and mention the phi triplet
26276 in phis_to_revisit.
26277 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
26278 in phis_to_revisit at the end.
26280 2016-01-14 Richard Biener <rguenther@suse.de>
26282 PR tree-optimization/68060
26283 * tree-vect-loop.c (vect_is_simple_reduction): Check the
26284 outer loop reduction is only used in the inner loop before
26285 detecting a double reduction.
26287 2016-01-14 Jakub Jelinek <jakub@redhat.com>
26290 * combine.c (expand_field_assignment): Punt if compute_mode is
26291 unsupported scalar mode.
26293 2016-01-14 Richard Biener <rguenther@suse.de>
26295 PR tree-optimization/66856
26296 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
26297 SLP node only if it built successfully.
26298 (vect_analyze_slp_instance): Adjust.
26300 2016-01-14 Jeff Law <law@redhat.com>
26302 PR tree-optimization/69270
26303 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
26304 (record_edge_info): Use it. Convert boolean_{true,false}_node
26305 to the type of op0.
26307 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
26310 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
26311 use block_ultimate_origin
26312 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
26314 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
26316 * doc/invoke.texi (Submodel Options): Rename section to
26317 "Machine-Dependent Options" to better reflect its content.
26318 Rewrite introductory text to remove archaic CPU names.
26321 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
26323 * doc/invoke.texi (Code Gen Options): Move section up in file,
26324 before target-specific options. Update menu and option summary
26325 to reflect the new section ordering.
26327 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
26329 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
26330 (C++ Dialect Options): Add cross-reference to -std option.
26331 * doc/standards.texi (C++ Language): Document C++14 support.
26333 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
26335 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
26336 for pack/unpack functions for __ibm128.
26337 (PACK_IF): Likewise.
26338 (UNPACK_IF): Likewise.
26340 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
26341 support for __ibm128 pack/unpack functions.
26342 (rs6000_invalid_builtin): Likewise.
26343 (rs6000_init_builtins): Likewise.
26344 (rs6000_opt_masks): Likewise.
26346 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
26347 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
26349 (RS6000_BTM_COMMON): Likewise.
26351 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
26352 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
26353 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
26354 128-bit floating point. Add support for the double values to be
26355 in Altivec registers for TF/IF packing and unpacking, but restrict
26356 TD packing sub-fields to be FPR registers. Don't allow overlapped
26357 register support for packing. Allow pack inputs to be memory
26358 locations. Don't build generator functions for unpack<mode>_dm
26359 and unpack<mode>_nodm.
26360 (unpack<mode>_dm): Likewise.
26361 (unpack<mode>_nodm): Likewise.
26362 (pack<mode>): Likewise.
26364 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
26365 built-in functions to pack/unpack explicit __ibm128 values.
26366 (__builtin_unpack_ibm128): Likewise.
26368 * doc/extend.texi (PowerPC Built-in Functions): Document
26369 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
26371 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
26374 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
26375 Add new arg loc and pass it down as context.
26376 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
26377 to the location to use for the warning.
26378 (check_function_arguments): New arg loc. All callers changed. Pass
26379 it to check_function_nonnull.
26380 * c-common.h (check_function_arguments): Adjust declaration.
26382 2016-01-13 Jakub Jelinek <jakub@redhat.com>
26384 PR tree-optimization/69156
26385 * gimple.c (validate_type): Removed.
26386 (gimple_builtin_call_types_compatible_p): Use
26387 useless_type_conversion_p instead of validate_type.
26388 * value-prof.c (gimple_stringop_fixed_value): Fold
26389 icall_size to correct type.
26391 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
26393 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
26396 2016-01-13 Richard Henderson <rth@redhat.com>
26399 * target.def (builtin_tm_load, builtin_tm_store): Remove.
26400 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
26401 (ix86_builtin_tm_store): Remove.
26402 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
26403 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
26404 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
26405 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
26406 * doc/tm.texi: Rebuild.
26408 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
26409 (BUILT_IN_TM_MEMCPY_RTWN): New.
26410 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
26411 fallback from vector to integer helpers.
26412 (build_tm_load): Handle vector types directly, instead of
26414 (build_tm_store): Likewise.
26415 (expand_assign_tm): Prepare for register types not handled by
26416 the above. Copy them to memory and use memcpy.
26417 * tree.c (tm_define_builtin): New.
26418 (find_tm_vector_type): New.
26419 (build_tm_vector_builtins): New.
26420 (build_common_builtin_nodes): Call it.
26422 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
26424 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
26425 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
26427 2016-01-13 Tom de Vries <tom@codesourcery.com>
26429 PR tree-optimization/69169
26430 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
26431 handled_struct_type param.
26432 (create_variable_info_for, intra_create_variable_infos): Call
26433 create_variable_info_for_1 with extra arg.
26435 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
26437 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
26438 and "armv8.1-a+crc" entries.
26440 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
26443 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
26444 Change first operand predicate from register_or_constm1_operand
26445 to register_operand.
26446 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
26447 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
26448 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
26449 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
26450 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
26451 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
26452 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
26453 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
26454 comparison with constm1_rtx from vec_prefetch_gen part.
26456 2016-01-13 Richard Biener <rguenther@suse.de>
26458 PR tree-optimization/69013
26459 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
26460 Exchange assert for a test.
26462 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26465 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
26467 2016-01-13 Richard Biener <rguenther@suse.de>
26469 PR tree-optimization/69242
26470 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
26471 assert with a check.
26473 2016-01-13 Richard Biener <rguenther@suse.de>
26475 PR tree-optimization/69186
26476 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
26477 Properly guard vect_update_misalignment_for_peel call.
26479 2016-01-12 Jeff Law <law@redhat.com>
26481 PR tree-optimization/pr67755
26482 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
26483 "need_profile_correction".
26484 (thread_block_1): Initialize new field to false by default. If we
26485 have multiple thread paths through a common joiner to different
26486 final targets, then set new field to true.
26487 (compute_path_counts): Only do count adjustment when it's really
26490 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
26492 * doc/invoke.texi (Spec Files): Move section down in file, past
26493 all command-line option descriptions.
26495 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26497 PR middle-end/54809
26498 * doc/gty.texi: Remove documentation of mark_hook.
26499 * gengtype.c (struct write_types_data): Remove code to support
26500 mark_hook attribute.
26501 (walk_type): Likewise.
26502 (write_func_for_structure): Likewise.
26504 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
26506 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
26507 Directory Options, and -specs= to Overall Options.
26508 (Overall Options): Adjust similarly. Reorder to group related
26509 options together. Make -specs= cross-reference the spec file details.
26510 (Directory Options): Adjust similarly.
26512 2016-01-12 Jeff Law <law@redhat.com>
26514 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
26516 2016-01-12 Olivier Hainque <hainque@adacore.com>
26518 * gcc.c (spec_undefvar_allowed): New global.
26519 (process_command): Set to true when running for --version or --help,
26521 (getenv_spec_function): When the variable is not defined, use the
26522 variable name as the variable value if we're allowed not to issue
26525 2016-01-12 Bin Cheng <bin.cheng@arm.com>
26527 PR tree-optimization/68911
26528 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
26529 information computed for expression "init + nit * step".
26531 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
26533 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
26534 about name of GCC executable. Remove deleted node from menu.
26535 (Directory Options) <-B>: Remove cross-reference to deleted node.
26536 (Target Options): Delete section.
26538 2016-01-12 Christian Bruel <christian.bruel@st.com>
26541 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
26542 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
26544 2016-01-12 Jakub Jelinek <jakub@redhat.com>
26547 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
26548 aligned_mem is properly set for AVX512-VL floating point masked
26552 * ifcvt.c (cond_exec_process_if_block): When removing the last
26553 insn from then_bb, remove also any possible barriers that follow it.
26555 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
26559 * config/i386/iamcu.h (SIZE_TYPE): New macro.
26560 (PTRDIFF_TYPE): Likewise.
26561 (WCHAR_TYPE): Likewise.
26562 (WCHAR_TYPE_SIZE): Likewise.
26563 (STDINT_LONG32): Likewise.
26565 2016-01-12 Richard Biener <rguenther@suse.de>
26567 PR tree-optimization/69053
26568 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
26569 convert initial value for cond reductions.
26571 2016-01-12 Richard Biener <rguenther@suse.de>
26573 PR tree-optimization/69007
26574 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
26575 widen_sum after dot_prod and sad.
26577 2016-01-12 Richard Biener <rguenther@suse.de>
26579 PR tree-optimization/69168
26580 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
26581 pattern stmt SLP type.
26582 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
26583 end up unused so cope with that case.
26585 2016-01-12 Richard Biener <rguenther@suse.de>
26587 PR tree-optimization/69157
26588 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
26589 stmts def type only during analyze phase.
26590 (vectorizable_call): Likewise.
26591 (vectorizable_simd_clone_call): Likewise.
26592 (vectorizable_conversion): Likewise.
26593 (vectorizable_assignment): Likewise.
26594 (vectorizable_shift): Likewise.
26595 (vectorizable_operation): Likewise.
26596 (vectorizable_store): Likewise.
26597 (vectorizable_load): Likewise.
26599 2016-01-12 Richard Biener <rguenther@suse.de>
26601 PR tree-optimization/69174
26602 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
26604 (vectorizable_load): Properly compute the number of loads needed
26605 for permuted strided SLP loads and do not spuriously assign
26606 to SLP_TREE_VEC_STMTS.
26608 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
26610 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
26611 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
26612 (MD_EXEC_PREFIX): Remove.
26613 (MD_STARTFILE_PREFIX) Removee.
26614 (FILE_NAME_ABSOLUTE_P): Remove.
26615 (CPP_SPEC): Do not read macros from sys/version.h.
26616 (LINK_COMMAND_SPEC): Remove.
26617 (LOCAL_INCLUDE_DIR): Remove.
26618 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
26619 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
26620 (POST_LINK_SPEC): Define to invoke stubify after linker
26621 (LIBSTDCXX): Remove define
26622 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
26623 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
26624 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
26625 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
26626 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
26627 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
26628 (i386_djgpp_asm_named_section): Add propotype of new procedure
26630 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
26631 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
26632 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
26633 in config/i386/djgpp.h).
26634 (STANDARD_STARTFILE_PREFIX_2): Define identical to
26635 STANDARD_STARTFILE_PREFIX_1.
26636 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
26637 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
26638 installation errors.
26639 (MAX_OFILE_ALIGNMENT): Define to 128.
26640 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
26642 * config/i386/djgpp.c: New file. Add implementation of
26643 i386_djgpp_asm_named_section.
26645 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
26647 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
26648 Add rule for building djgpp.o.
26650 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26652 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
26653 (rtx_is_swappable_p): Reductions are swappable.
26654 (insn_is_swappable_p): V2DF reductions are swappable.
26656 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
26658 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
26659 reloads for other unsupported memory operands.
26661 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
26662 Jim Wilson <jim.wilson@linaro.org>
26665 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
26666 copy_to_mode_reg instead of force_reg.
26668 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
26671 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
26672 TARGET_80387 is true.
26674 2016-01-11 Jakub Jelinek <jakub@redhat.com>
26677 * lra-eliminations.c (move_plus_up): Only move plus up
26678 if subreg of the constant can be simplified into constant
26679 and use the simplified subreg of the constant instead of
26680 the original constant.
26682 * fold-const.c (fold_convertible_p): Don't return true
26683 for conversion of VECTOR_TYPE to same sized integral type.
26684 (fold_convert_loc): Fix up formatting. Fold conversion of
26685 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
26686 instead of NOP_EXPR.
26688 PR tree-optimization/69214
26689 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
26690 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
26693 PR tree-optimization/69207
26694 * tree-vect-slp.c (vect_get_constant_vectors): For
26695 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
26696 fold_convertible_p to vector_type's element type, and always
26697 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
26699 2016-01-11 Richard Biener <rguenther@suse.de>
26701 PR tree-optimization/69173
26702 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
26703 fixup the cycle if all stmts are in a pattern.
26705 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
26707 PR middle-end/68999
26708 * alias.c (base_alias_check): Move check for addresses with
26709 alignment ANDs before the call for compare_base_decls.
26710 (memrefs_conflict_p): Return -1 for different decls
26711 that went through alignment adjustments.
26713 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26715 PR rtl-optimization/68796
26716 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
26717 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
26718 and QImode comparisons against zero with CC_NZmode.
26719 * config/aarch64/iterators.md (short_mask): New mode_attr.
26721 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
26723 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
26724 (<avx512>_store<mode>_mask): Likewise.
26726 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
26727 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26729 PR rtl-optimization/68841
26730 * ifcvt.c (struct noce_if_info): Add orig_x field.
26731 (bbs_ok_for_cmove_arith): Add to_rename parameter.
26732 Don't record conflicts on to_rename if it's present.
26733 Allow memory destinations in sets.
26734 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
26735 blocks, passing orig_x to the checks.
26736 (noce_process_if_block): Set if_info->orig_x appropriately.
26738 2016-01-11 Tom de Vries <tom@codesourcery.com>
26740 PR tree-optimization/69069
26741 * tree-parloops.c (create_parallel_loop): Add missing phi args.
26743 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
26745 PR rtl-optimization/68920
26746 * config/i386/i386.c (ix86_option_override_internal): Restrict number
26747 of conditional moves for RTL if-conversion to 1 for
26748 TARGET_ONE_IF_CONV_INSN.
26749 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
26750 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
26751 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
26752 parameter to restirct number of conditional moves for
26754 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
26755 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
26758 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
26761 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
26762 onepart vars. Fix typo in comment. Fix reversed condition in
26764 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
26767 * var-tracking.c (dump_onepart_variable_differences): New.
26768 (dataflow_set_different): If a detailed dump is requested,
26769 delay early returns and dump differences between onepart
26770 variables present before and after, and added variables.
26772 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
26775 * expr.c (expand_expr_real_1): For boolean vector constants
26776 with a scalar mode use const_scalar_mask_from_tree.
26777 (const_scalar_mask_from_tree): New.
26778 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
26779 assigned to a mask type to handle constants.
26781 2016-01-11 Martin Jambor <mjambor@suse.cz>
26784 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
26785 useless parameters if we cannot change function signature.
26787 2016-01-11 Martin Jambor <mjambor@suse.cz>
26790 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
26793 2016-01-11 Tom de Vries <tom@codesourcery.com>
26795 PR tree-optimization/69109
26796 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
26799 2016-01-11 Tom de Vries <tom@codesourcery.com>
26801 PR tree-optimization/69108
26802 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
26803 res is not used in a phi.
26805 2016-01-11 Yury Gribov <y.gribov@samsung.com>
26808 * common.opt (frandom-seed): Fix parameter name.
26809 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
26811 2016-01-11 Tom de Vries <tom@codesourcery.com>
26813 PR tree-optimization/69058
26814 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
26817 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
26819 * config/arc/arc.opt (mdiv-rem): Add period to the end.
26820 (mcode-density): Likewise.
26822 2016-01-10 Tom de Vries <tom@codesourcery.com>
26824 PR tree-optimization/69062
26825 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
26826 (parallelize_loops): Don't paralelize loop that has phi with address
26829 2016-01-10 Tom de Vries <tom@codesourcery.com>
26831 PR tree-optimization/69039
26832 * tree-parloops.c (try_create_reduction_list): Only allow single exit
26835 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
26837 PR middle-end/68743
26838 * match.pd: Require target has function_c99_misc before doing
26839 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
26841 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
26843 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
26845 * configure: Regenerate.
26847 2016-01-09 Jakub Jelinek <jakub@redhat.com>
26849 PR middle-end/50865
26850 PR tree-optimization/69097
26851 * fold-const.h (expr_not_equal_to): New prototype.
26852 * fold-const.c: Include stringpool.h and tree-ssanames.h.
26853 (expr_not_equal_to): New function.
26854 * match.pd (X % -Y is the same as X % Y): Don't optimize
26855 unless X is known not to be equal to minimum or Y is known
26856 not to be equal to -1.
26857 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
26858 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
26859 (simplify_stmt_using_ranges): Adjust caller.
26860 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
26861 substitute_and_fold.
26863 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
26865 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
26868 2016-01-08 Jakub Jelinek <jakub@redhat.com>
26870 PR tree-optimization/69167
26871 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
26872 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
26874 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
26876 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
26877 Richard Biener <rguenther@suse.de>
26879 PR tree-optimization/68707
26880 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
26881 instances that can be handled via vect_load_lanes.
26883 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
26885 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
26886 if we can't determine address equivalence.
26887 * alias.c (compare_base_decl): Update for changed return value of
26888 symtab_node::equal_address_to.
26890 2016-01-08 Jason Merrill <jason@redhat.com>
26894 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
26895 * expr.c (store_field): Not here.
26896 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
26897 call with TREE_ADDRESSABLE type.
26898 * tree-cfg.c (verify_gimple_call): Adjust.
26900 2016-01-08 Olivier Hainque <hainque@adacore.com>
26902 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
26905 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
26907 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
26908 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
26909 (reduc_smin_v2sf): Rename to...
26910 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
26911 (reduc_splus_v2sf): Rename to...
26912 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
26914 2016-01-08 Jakub Jelinek <jakub@redhat.com>
26916 PR tree-optimization/69162
26917 * gimplify.c (gimplify_va_arg_expr): Encode original type of
26918 valist argument in another argument.
26919 (gimplify_modify_expr): Adjust for the above change. Cleanup.
26920 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
26921 to determine the va_list type, build a MEM_REF instead of
26922 build_fold_indirect_ref.
26924 PR tree-optimization/69172
26925 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
26928 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
26930 PR tree-optimization/67781
26931 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
26932 and cmpnop in two steps: first the ones not accessed in original
26933 gimple expression in a endian independent way and then the ones not
26934 accessed in the final result in an endian-specific way.
26936 2016-01-08 Jakub Jelinek <jakub@redhat.com>
26938 PR tree-optimization/69083
26939 * tree-vect-slp.c (vect_get_constant_vectors): For
26940 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
26941 element type. If op is fold_convertible_p to vector_type's element
26942 type, use NOP_EXPR instead of VCE.
26944 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
26946 PR rtl-optimization/67778
26947 PR rtl-optimization/68634
26948 PR rtl-optimization/68909
26949 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
26950 block from the stack until done with it. Remove a superfluous
26951 bitmap set. Remove a superfluous bitmap test.
26953 2016-01-07 Martin Sebor <msebor@redhat.com>
26956 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
26957 constraint on the type of arguments.
26959 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
26961 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
26962 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
26963 unaligned_access on the gcc_options set.
26964 * config/arm/arm.c (arm_option_override_internal): Use
26965 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
26967 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
26970 * config/i386/i386.c (ix86_frame_pointer_required): Enable
26971 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
26973 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
26976 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
26979 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
26980 depending on frame_pointer_needed before remaining integer and SSE
26981 registers are saved.
26983 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
26986 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
26988 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
26991 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
26992 Use the "xBm" constraint.
26993 (float<sseintvecmodelower><mode>2<mask_name><round_name):
26995 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
26996 (sse_cvtsi2ssq<round_name>): Likewise.
26997 (sse_cvtss2si<round_name>): Likewise.
26998 (sse_cvtss2siq<round_name>): Likewise.
26999 (sse2_cvtsi2sdq<round_name>): Likewise.
27000 (sse2_cvtsd2si<round_name>): Likewise.
27001 (sse2_cvtsd2siq<round_name>): Likewise.
27002 * config/i386/subst.md (round_nimm_scalar_predicate): New
27005 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
27007 PR middle-end/67639
27008 * varasm.c (make_decl_rtl): Mark invalid register vars as
27011 PR rtl-optimization/66206
27012 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
27013 All callers changed.
27015 2016-01-07 Jakub Jelinek <jakub@redhat.com>
27017 PR tree-optimization/69141
27018 * tree-ssa-pre.c: Include langhooks.h.
27019 (eliminate_dom_walker::before_dom_children): Use
27020 lang_hooks.decl_printable_name instead of
27021 cgraph_node::get ()->name ().
27023 PR middle-end/68960
27024 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
27025 it and DECL_ALIGN too.
27027 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
27029 * config/mips/mips-ftypes.def: Sort to lexicographical order.
27031 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
27034 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
27035 depending on frame_pointer_needed before remaining integer and SSE
27036 registers are saved.
27038 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27040 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
27041 mode iterator with VSX_M2.
27042 (*p9_vecstore_<mode>): Likewise.
27043 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
27044 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
27045 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
27046 (define_split for VSX_LE128 stores): Likewise.
27047 (define_peephole2 for TImode LE swaps): Likewise.
27048 (define_split for VSX_LE128 post-reload stores): Likewise.
27050 2016-01-06 Marek Polacek <polacek@redhat.com>
27053 * convert.c (convert_to_integer_1): Adjust call to
27054 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
27055 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
27056 EXPR instead of ARG.
27057 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
27059 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
27062 * doc/extend.texi (RL78 Variable Attributes): New section.
27064 2016-01-05 Marek Polacek <polacek@redhat.com>
27067 * builtins.c (get_memmodel): Use expansion point location rather than
27068 the input location. Call warning_at rather than warning.
27069 (expand_builtin_atomic_compare_exchange): Likewise.
27070 (expand_builtin_atomic_load): Likewise.
27071 (expand_builtin_atomic_store): Likewise.
27072 (expand_builtin_atomic_clear): Likewise.
27074 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
27077 * config/i386/i386.c (ix86_expand_vector_logical_operator):
27078 Replace nonimmediate_operand with vector_operand.
27079 * config/i386/predicates.md (vector_operand): New predicate.
27080 (general_vector_operand): Replace nonimmediate_operand with
27082 * config/i386/sse.md: Replace nonimmediate_operand with
27083 vector_operand and m constraint with Bm constraint on SSE
27084 patterns with 16-byte memory operand.
27085 * config/i386/subst.md (round_nimm_predicate): Replace
27086 nonimmediate_operand with vector_operand.
27087 (round_saeonly_nimm_predicate): Likewise.
27088 (round_saeonly_nimm_scalar_predicate): New.
27090 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
27093 * config/i386/constraints.md (Bm): New constraint.
27094 * config/i386/predicates.md (vector_memory_operand): New
27096 * config/i386/sse.md: Replace xm with xBm in plusminus and
27097 any_logic patterns.
27099 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
27102 * doc/extend.texi (V850 Function Attributes): New section.
27103 (V850 Variable Attributes): New section.
27105 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
27108 * doc/extend.texi (MicroBlaze Function Attributes): Document
27109 interrupt_handler and fast_interrupt attributes.
27111 2016-01-05 Sergei Trofimovich <siarheit@google.com>
27114 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
27115 for local symbolic operands.
27116 * config/ia64/predicates.md (local_symbolic_operand64): New
27119 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27121 PR rtl-optimization/68651
27122 * combine.c (combine_simplify_rtx): Canonicalize x + x into
27125 2016-01-05 Nathan Sidwell <nathan@acm.org>
27127 * alias.c (compare_base_decls): Use symtab_node::get.
27129 2016-01-05 Nick Clifton <nickc@redhat.com>
27132 * ira-costs.c (copy_cost): Initialise the t_icode field of the
27133 secondary_reload_info structure.
27136 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
27137 decls if weak support is available.
27139 2016-01-04 Martin Sebor <msebor@redhat.com>
27141 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
27143 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
27145 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
27146 OPTION_MASK_P9_DFORM.
27148 * config/rs6000/constraints.md (wo constraint): New constraint for
27151 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
27153 (rs6000_init_hard_regno_mode_ok): Likewise.
27155 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
27158 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
27159 expanders not to have constraints. Add support for ISA 3.0 xxperm
27160 instruction. Add support for fusing xxlor with xxperm.
27161 (altivec_vperm_<mode>_internal): Likewise.
27162 (altivec_vperm_v8hiv16qi): Likewise.
27163 (altivec_vperm_<mode>v16q): Likewise.
27164 (altivec_vperm_<mode>_uns): Likewise.
27165 (vperm_v8hiv4si): Likewise.
27166 (vperm_v16qiv8hi): Likewise.
27168 * doc/md.texi (RS/6000 constraints): Document wo constraint.
27170 2016-01-04 Jakub Jelinek <jakub@redhat.com>
27172 Update copyright years.
27174 * gcc.c (process_command): Update copyright notice dates.
27175 * gcov-dump.c (print_version): Ditto.
27176 * gcov.c (print_version): Ditto.
27177 * gcov-tool.c (print_version): Ditto.
27178 * gengtype.c (create_file): Ditto.
27179 * doc/cpp.texi: Bump @copying's copyright year.
27180 * doc/cppinternals.texi: Ditto.
27181 * doc/gcc.texi: Ditto.
27182 * doc/gccint.texi: Ditto.
27183 * doc/gcov.texi: Ditto.
27184 * doc/install.texi: Ditto.
27185 * doc/invoke.texi: Ditto.
27187 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
27189 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
27190 modes larger than TImode as TImode if NEON is not enabled.
27192 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
27195 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
27196 mode for %f0-%f31 only if TARGET_FPU.
27198 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
27201 * config/sparc/sparc.c (scan_record_type): Take into account subfields
27202 to compute the PACKED_P predicate.
27203 (function_arg_record_value): Minor tweaks.
27205 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
27207 * doc/install.texi (--with-multilib-list): Describe the meaning of the
27208 option for arm*-*-* targets.
27210 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
27212 * doc/extend.texi (Common Function Attributes): Move docs for
27213 MSP430-specific attributes to....
27214 (MSP430 Function Attributes): ...here. Delete the redundant
27215 entries and copy-edit the remaining text.
27216 (MSP430 Variable Attributes): Use uniform format for index
27217 entries and add a cross-reference to the corresponding function
27220 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
27222 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
27224 (x86 Options): Likewise.
27226 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
27230 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
27231 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
27232 to corresponding attribute.
27234 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
27236 * doc/extend.texi (Common Function Attributes) <noplt>: Move
27237 to correct alphabetization of table. Copy-edit and correct
27239 <stack_protect>: Likewise.
27240 <target_clones>: Likewise.
27242 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
27243 Correct punctuation.
27244 (Code Gen Options) <-fno-plt>: Copy-edit.
27246 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
27249 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
27250 SI values. Explicitly convert SI to DI and vice-versa.
27252 2016-01-01 Jakub Jelinek <jakub@redhat.com>
27254 PR tree-optimization/69070
27255 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
27256 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
27259 * ubsan.c (ubsan_instrument_float_cast): Call
27260 initialize_sanitizer_builtins.
27263 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
27265 Copyright (C) 2016 Free Software Foundation, Inc.
27267 Copying and distribution of this file, with or without modification,
27268 are permitted in any medium without royalty provided the copyright
27269 notice and this notice are preserved.