1 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
5 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7 PR tree-optimization/53979
8 * match.pd ((a ^ b) | a -> a | b): New pattern.
10 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
12 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
13 config/pa/pa64-hpux-lib.h.
14 (PA_CRTBEGIN_HACK): Likewise.
15 (DTOR_LIST_BEGIN): Likewise.
17 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
19 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
20 register only if "in" and "out" are different registers.
22 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
24 * omp-low.c (pass_oacc_device_lower::gate): New method.
25 (execute): Always call execute_oacc_device_lower.
27 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29 PR tree-optimization/77916
30 PR tree-optimization/77937
31 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
33 (insert_initializers): Requirement of initializer for -1 should be
34 based on pointer-typedness of the candidate basis.
36 2016-10-19 Bin Cheng <bin.cheng@arm.com>
38 PR tree-optimization/78005
39 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
40 upper (included) bound for niters of prolog loop.
41 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
42 Compute niters of scalar loop above which vectorized loop is
43 preferred, as well as the upper (included) bound for the niters.
44 (vect_do_peeling): Record niter bound for loops accordingly.
46 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
49 * tree-core.h (enum tree_index): Put the complex types after their
51 * tree-streamer.c (verify_common_node_recorded): New function.
52 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
54 2016-10-19 Martin Liska <mliska@suse.cz>
56 * cgraph.h (cgraph_edge::binds_to_current_def_p):
57 Replace NULL with false as a return value.
59 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
61 PR tree-optimization/78024
62 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
63 don't clear BB_VISITED after processing.
65 2016-10-19 Richard Biener <rguenther@suse.de>
67 * domwalk.c (dom_walker::walk): Use RPO order.
69 2016-10-19 Richard Biener <rguenther@suse.de>
71 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
73 (evrp_dom_walker::~evrp_dom_walker): Free it.
74 (evrp_dom_walker::stmts_to_remove): Add.
75 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
76 whose output we fully propagate for removal. Propagate
77 into BB destination PHI arguments.
78 (execute_early_vrp): Remove queued stmts. Dump value ranges
81 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
83 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
84 * passes.def: Add two instances of pass_walloca.
85 * tree-pass.h (make_pass_walloca): New.
86 * gimple-ssa-warn-alloca.c: New file.
87 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
88 -Wvla-larger-than= options.
90 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
92 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
93 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
95 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
97 * config/rs6000/altivec.h (vec_xl_len): New macro.
98 (vec_xst_len): New macro.
99 (vec_cmpnez): New macro.
100 (vec_cntlz_lsbb): New macro.
101 (vec_cnttz_lsbb): New macro.
102 (vec_xlx): New macro.
103 (vec_xrx): New macro.
104 (vec_all_nez): New C++ predicate template.
105 (vec_any_eqz): New C++ predicate template.
106 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
107 conditional compilation.
108 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
109 conditional compilation.
110 (vec_all_nez): New macro.
111 (vec_any_eqz): New macro.
112 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
114 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
116 * config/rs6000/vector.md (VI): Moved this mode iterator
117 definition from altivec.md to vector.md.
118 (UNSPEC_NEZ_P): New value.
119 (vector_ne_<mode>_p): New expansion for implementation of
120 vec_all_ne and vec_any_eq built-in functions.
121 (vector_nez_<mode>_p): New expansion for implementation of
122 vec_all_nez and vec_any_eqz built-in functions.
123 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
124 and vec_any_eq built-in function.
125 (cr6_test_for_zero): New commentary to explain this expansion.
126 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
127 (cr6_test_for_lt): New commentary to explain this expansion.
128 (cr6_test_for_lt_reverse): New commentary to explain this
130 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
131 overloaded function prototypes for vec_all_ne, vec_all_nez,
132 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
133 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
135 (altivec_resolve_overloaded_builtin): Modify the handling of
136 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
137 the compiler is configured to support TARGET_P9_VECTOR.
138 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
139 to explain the special processing that is given to predicate
140 built-ins introduced using this macro.
141 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
142 the special processing given to predicate built-ins introduced
144 (BU_VSX_P): Likewise.
145 (BU_P8V_AV_P): Likewise.
146 (BU_P9V_AV_P): Likewise.
147 (BU_P9V_AV_X): New macro.
148 (BU_P9V_64BIT_AV_X): New macro.
149 (BU_P9V_VSX_3): New macro.
150 (BU_P9V_OVERLOAD_P): New macro.
151 (LXVL): New BU_P9V_64BIT_VSX_2.
152 (VEXTUBLX): New BU_P9V_AV_2.
153 (VEXTUBRX): Likewise.
154 (VEXTUHLX): Likewise.
155 (VEXTUHRX): Likewise.
156 (VEXTUWLX): Likewise.
157 (VEXTUWRX): Likewise.
158 (STXVL): New BU_P9V_64BIT_AV_X.
159 (VCLZLSBB): New BU_P9V_AV_1.
160 (VCTZLSBB): Likewise.
161 (CMPNEB): New BU_P9V_AV_2.
166 (VCMPNEB_P): New BU_P9V_AV_P.
167 (VCMPNEH_P): Likewise.
168 (VCMPNEW_P): Likewise.
169 (VCMPNED_P): Likewise.
170 (VCMPNEFP_P): Likewise.
171 (VCMPNEDP_P): Likewise.
172 (CMPNEZB): New BU_P9V_AV_2.
175 (VCMPNEZB_P): New BU_P9V_AV_P.
176 (VCMPNEZH_P): Likewise.
177 (VCMPNEZW_P): Likewise.
178 (LXVL): New BU_P9V_OVERLOAD_2.
179 (STXVL): New BU_P9V_OVERLOAD_3.
180 (VEXTULX): New BU_P9V_OVERLOAD_2.
183 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
184 (VCMPNE_P): Likewise.
185 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
186 (VCTZLSBB): Likewise.
187 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
188 comment to explain mode used for scratch register.
189 (altivec_expand_stxvl_builtin): New function.
190 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
191 (altivec_init_builtins): Add initialized variable
192 void_ftype_v16qi_pvoid_long and use this type to define the
193 built-in function __builtin_altivec_stxvl.
194 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
195 (UNSPEC_STXVL): New value.
196 (UNSPEC_VCLZLSBB): New value.
197 (UNSPEC_VCTZLSBB): New value.
198 (UNSPEC_VEXTUBLX): New value.
199 (UNSPEC_VEXTUHLX): New value.
200 (UNSPEC_VEXTUWLX): New value.
201 (UNSPEC_VEXTUBRX): New value.
202 (UNSPEC_VEXTUHRX): New value.
203 (UNSPEC_VEXTUWRX): New value.
204 (UNSPEC_VCMPNEB): New value.
205 (UNSPEC_VCMPNEZB): New value.
206 (UNSPEC_VCMPNEH): New value.
207 (UNSPEC_VCMPNEZH): New value.
208 (UNSPEC_VCMPNEW): New value.
209 (UNSPEC_VCMPNEZW): New value.
210 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
211 vector of integer modes.
212 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
213 vector of float or double modes.
214 (*vector_nez_<mode>_p): New insn for vector test all not equal or
216 (lxvl): New expand for load VSX vector with length.
217 (*lxvl): New insn for load VSX vector with length.
218 (stxvl): New expand for store VSX vector with length.
219 (*stxvl): New insn for store VSX vector with length.
220 (vcmpneb): New insn for vector of byte compare not equal.
221 (vcmpnezb): New insn for vector of byte compare not equal or zero.
222 (vcmpneh): New insn for vector of half word compare not equal.
223 (vcmpnezh): New insn for vector of half word compare not equal or
225 (vcmpnew): New insn for vector of word compare not equal.
226 (vcmpne<VSs>): New insn for vector of float or double compare not
228 (vcmpnezw): New insn for vector of word compare not equal or zero.
229 (vclzlsbb): New insn for vector count leading zero
230 least-significant bits byte.
231 (vctzlsbb): New insn for vector count trailing zero least
232 signficant bits byte.
233 (vextublx): New insn for vector extract unsigned byte left
235 (vextubrx): New insn for vector extract unsigned byte right
237 (vextuhlx): New insn for vector extract unsigned half word left
239 (vextuhrx): New insn for vector extract unsigned half word right
241 (vextuwlx): New insn for vector extract unsigned word left
243 (vextuwrx): New insn for vector extract unsigned word right
245 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
246 clarify intent of this constant.
247 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
248 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
249 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
250 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
251 and vec_xrx functions.
253 2016-10-18 Andrew Pinski <apinski@cavium.com>
256 * predict.c (is_exit_with_zero_arg): New function.
257 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
260 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
263 * config/i386/i386.c (legitimize_tls_address)
264 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
265 convert dest to Pmode if different than Pmode.
267 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
269 PR tree-optimization/77916
270 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
271 stopgap fix, as pointers with -1 increment are still broken.
273 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
275 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
276 mapping class decoration from here...
277 (rs6000_xcoff_encode_section): ...to here.
279 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
280 if shrink-wrapping and optimizing for speed.
282 2016-10-18 Richard Biener <rguenther@suse.de>
284 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
285 not visited but non-executable predecessors. Return taken edge.
286 Simplify conditions and refactor propagation vs. folding step.
288 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
290 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
291 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
292 (rs6000_get_separate_components): Assert we do not have those
295 2016-10-18 Richard Biener <rguenther@suse.de>
297 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
298 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
300 (substitute_and_fold_dom_walker): Adjust constructor.
301 (substitute_and_fold_dom_walker::before_dom_children): Remove
302 do_dce flag and handling (always true).
303 (substitute_and_fold): Likewise.
304 * tree-vrp.c (vrp_finalize): Adjust.
305 (execute_early_vrp): Remove final BB_VISITED clearing.
306 * tree-ssa-ccp.c (ccp_finalize): Adjust.
307 * tree-ssa-copy.c (fini_copy_prop): Likewise.
308 * ira.c (ira): Call clear_bb_flags.
310 2016-10-18 Richard Biener <rguenther@suse.de>
312 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
313 get at the operand to look at with TREE_OPERAND for generic
316 2016-10-18 David Malcolm <dmalcolm@redhat.com>
318 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
320 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
321 (write_test_expr): Use rtx_reader_ptr for calls to
323 (write_attr_value): Likewise.
324 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
325 call to print_md_ptr_loc.
326 (write_one_condition): Likewise for calls to print_c_condition.
327 * genconstants.c: Include "statistics.h" and "vec.h".
328 (main): Update for conversion to member functions.
329 * genemit.c (emit_c_code): Use rtx_reader_ptr for
330 call to print_md_ptr_loc.
331 * genenums.c: Include "statistics.h" and "vec.h".
332 (main): Update for conversion of traverse_enum_types to a method.
333 * genmddeps.c: Include "statistics.h" and "vec.h".
334 * genoutput.c (process_template): Use rtx_reader_ptr for call to
336 * genpreds.c (write_predicate_subfunction): Likewise.
337 (write_predicate_expr): Likewise for calls to print_c_condition.
338 * genrecog.c (print_test): Likewise.
339 * gensupport.c (process_rtx): Likewise for calls to
340 copy_md_ptr_loc and join_c_conditions.
341 (alter_test_for_insn): Likewise for call to join_c_conditions.
342 (process_substs_on_one_elem): Likewise.
343 (gen_mnemonic_setattr): Update for move of string_obstack to a
345 (mnemonic_htab_callback): Likewise. Fix formatting.
346 (gen_mnemonic_attr): Likewise.
347 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
348 to print_c_condition.
349 * read-md.c: Include "statistics.h" and "vec.h".
350 (string_obstack): Convert this global to field "m_string_obstack"
352 (ptr_locs): Likewise, as "m_ptr_locs".
353 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
354 (joined_conditions): Likewise, as "m_joined_conditions".
355 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
356 (md_constants): Likewise, as "m_md_constants".
357 (enum_types): Likewise, as "m_enum_types".
358 (set_md_ptr_loc): Convert to...
359 (rtx_reader::set_md_ptr_loc): ...member function.
360 (get_md_ptr_loc): Convert to...
361 (rtx_reader::get_md_ptr_loc): ...member function.
362 (copy_md_ptr_loc): Convert to...
363 (rtx_reader::copy_md_ptr_loc): ...member function.
364 (fprint_md_ptr_loc): Convert to...
365 (rtx_reader::fprint_md_ptr_loc): ...member function.
366 (print_md_ptr_loc): Convert to...
367 (rtx_reader::print_md_ptr_loc): ...member function.
368 (join_c_conditions): Convert to...
369 (rtx_reader::join_c_conditions): ...member function.
370 (fprint_c_condition): Convert to...
371 (rtx_reader::fprint_c_condition): ...member function.
372 (print_c_condition): Convert to...
373 (rtx_reader::print_c_condition): ...member function.
374 (read_name): Convert to...
375 (rtx_reader::read_name): ...member function.
376 (read_escape): Convert to...
377 (rtx_reader::read_escape): ...member function.
378 (read_quoted_string): Convert to...
379 (rtx_reader::read_quoted_string): ...member function.
380 (read_braced_string): Convert to...
381 (rtx_reader::read_braced_string): ...member function.
382 (read_string): Convert to...
383 (rtx_reader::read_string): ...member function.
384 (read_skip_construct): Convert to...
385 (rtx_reader::read_skip_construct): ...member function.
386 (handle_constants): Convert to...
387 (rtx_reader::handle_constants): ...member function.
388 (traverse_md_constants): Convert to...
389 (rtx_reader::traverse_md_constants): ...member function.
390 (handle_enum): Convert to...
391 (rtx_reader::handle_enum): ...member function.
392 (lookup_enum_type): Convert to...
393 (rtx_reader::lookup_enum_type): ...member function.
394 (traverse_enum_types): Convert to...
395 (rtx_reader::traverse_enum_types): ...member function.
396 (rtx_reader::rtx_reader): Move initializations
397 of various former global data from rtx_reader::read_md_files to
398 here, as fields, along with the call to unlock_std_streams.
399 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
401 (rtx_reader::read_md_files): Move initializations of various
402 global data from here to the ctor.
403 * read-md.h (read_name): Convert to...
404 (rtx_reader::read_name): ...member function.
405 (rtx_reader::read_escape): New method decl.
406 (read_quoted_string): Convert to...
407 (rtx_reader::read_quoted_string): ...member function.
408 (rtx_reader::read_braced_string): New method decl.
409 (read_string): Convert to...
410 (rtx_reader::read_string): ...member function.
411 (rtx_reader::read_skip_construct): New method decl.
412 (rtx_reader::set_md_ptr_loc): New method decl.
413 (rtx_reader::get_md_ptr_loc): New method decl.
414 (copy_md_ptr_loc): Convert to...
415 (rtx_reader::copy_md_ptr_loc): ...member function.
416 (fprint_md_ptr_loc): Convert to...
417 (rtx_reader::fprint_md_ptr_loc): ...member function.
418 (print_md_ptr_loc): Convert to...
419 (rtx_reader::print_md_ptr_loc): ...member function.
420 (rtx_reader::lookup_enum_type): New method decl.
421 (rtx_reader::traverse_enum_types): New method decl.
422 (rtx_reader::handle_constants): New method decl.
423 (traverse_md_constants): Convert to...
424 (rtx_reader::traverse_md_constants): ...member function.
425 (rtx_reader::handle_enum): New method decl.
426 (rtx_reader::join_c_conditions): New method decl.
427 (fprint_c_condition): Convert to...
428 (rtx_reader::fprint_c_condition): ...member function.
429 (print_c_condition): Convert to...
430 (rtx_reader::print_c_condition): ...member function.
431 (rtx_reader::apply_iterator_to_string): New method decl.
432 (rtx_reader::copy_rtx_for_iterators): New method decl.
433 (rtx_reader::read_conditions): New method decl.
434 (rtx_reader::record_potential_iterator_use): New method decl.
435 (rtx_reader::read_mapping): New method decl.
436 (rtx_reader::read_rtx): New method decl.
437 (rtx_reader::read_rtx_code): New method decl.
438 (rtx_reader::read_rtx_operand): New method decl.
439 (rtx_reader::read_nested_rtx): New method decl.
440 (rtx_reader::read_rtx_variadic): New method decl.
441 (rtx_reader::get_string_obstack): New method.
442 (rtx_reader::get_md_constants): New method.
443 (string_obstack): Convert global variable decl to...
444 (rtx_reader::m_string_obstack): ...this new field.
445 (rtx_reader::m_ptr_locs): New field.
446 (rtx_reader::m_ptr_loc_obstack): New field.
447 (rtx_reader::m_joined_conditions): New field.
448 (rtx_reader::m_joined_conditions_obstack): New field.
449 (rtx_reader::m_md_constants): New field.
450 (rtx_reader::m_enum_types): New field.
451 * read-rtl.c (apply_iterator_to_string): Convert to...
452 (rtx_reader::apply_iterator_to_string): ...member function.
453 (copy_rtx_for_iterators): Convert to...
454 (rtx_reader::copy_rtx_for_iterators): ...member function.
455 (add_condition_to_string): Use rtx_reader_ptr for
456 calls join_c_conditions.
457 (apply_iterators): Use rtx_reader_ptr for calls to
458 join_c_conditions and copy_rtx_for_iterators.
459 (read_conditions): Convert to...
460 (rtx_reader::read_conditions): ...member function.
461 (record_potential_iterator_use): Convert to...
462 (rtx_reader::record_potential_iterator_use): ...member function.
463 (read_mapping): Convert to...
464 (rtx_reader::read_mapping): ...member function.
465 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
466 (read_rtx): Convert to...
467 (rtx_reader::read_rtx): ...member function.
468 (read_rtx_code): Convert to...
469 (rtx_reader::read_rtx_code): ...member function.
470 (read_rtx_operand): Convert to...
471 (rtx_reader::read_rtx_operand): ...member function. Update for move
472 of string_obstack to a field.
473 (read_nested_rtx): Convert to..
474 (rtx_reader::read_nested_rtx): ...member function.
475 (read_rtx_variadic): Convert to..
476 (rtx_reader::read_rtx_variadic): ...member function.
478 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
480 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
482 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
484 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
485 for pointer type too.
486 (ipcp_update_vr): set_ptr_nonnull for pointer.
488 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
490 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
491 pt_solution_singleton_p.
492 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
493 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
494 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
495 pointer nonnull computed by VRP.
496 Also Conservatively set pt.null to 1.
497 (pt_solution_reset): Conservatively set pt.null to 1.
498 (pt_solution_singleton_or_null_p): Renamed from
499 pt_solution_singleton_p.
500 * tree-ssanames.h (set_ptr_nonnull): Declare.
501 (get_ptr_nonnull): Likewise.
502 * tree-ssanames.c (set_ptr_nonnull): New.
503 (get_ptr_nonnull): Likewise.
504 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
505 (evrp_dom_walker::before_dom_children): Likewise.
507 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
509 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
510 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
511 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
512 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
513 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
514 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
515 (rs6000_option_override_internal): Clear it if ABI_AIX.
516 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
517 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
519 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
521 * gimple-ssa-strength-reduction.c (record_increment): Remove
524 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
526 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
527 that the result is non-zero if it is true.
528 (maybe_expand_shift): New wrapper around expand_shift_1.
529 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
531 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
533 PR tree-optimization/77916
534 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
535 Don't allow a MINUS_EXPR for pointer arithmetic for either known
537 (record_increment): Increments of -1 for unknown strides just use
538 a multiply initializer like other negative values.
539 (analyze_increments): Remove stopgap solution for -1 increment
540 applied to pointer arithmetic.
542 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
544 * dominance.c (dom_info::dom_info): Add new constructor for region
545 which is vector of basic blocks.
546 (dom_init): New method to initialize members common for both
548 (dom_info::dom_info): Invoke dom_init for partial initialization.
549 (dom_info::get_idom): Add check to corner cases on basic blocks which
551 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
552 to detect unreachable bbs.
553 (dom_info::calc_idoms): Likewise.
554 (compute_dom_fast_query_in_region): New function.
555 (calculate_dominance_info_for_region): Likewise.
556 (free_dominance_info_for_region): Likewise.
557 * dominance.h: Add prototypes for introduced region-based functions
558 tree-if-conv.c: (build_region): New function.
559 (if_convertible_loop_p_1): Invoke local version of post-dominators
560 calculation before basic block predication with subsequent freeing
562 (tree_if_conversion): Remove free of post-dominator info
563 (pass_if_conversion::execute): Delete detection of infinite loops
564 and fake edges to exit block since post-dominator calculation is
565 performed per if-converted loop only.
567 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
570 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
572 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
575 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
577 * config/aarch64/aarch64.c: Delete inclusion of
578 cortex-a57-fma-steering.h.
579 (aarch64_override_options): Delete call
580 to aarch64_register_fma_steering.
581 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
582 * config/aarch64/cortex-a57-fma-steering.h: Delete.
583 * config/aarch64/aarch64-passes.def: New file.
584 * config/aarch64/cortex-a57-fma-steering.c
585 (aarch64_register_fma_steering): Delete definition.
586 (make_pass_fma_steering): Remove static qualifier.
587 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
588 (cortex-a57-fma-steering.o): Remove dependency on
589 cortex-a57-fma-steering.h.
591 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
593 * explow.c (validize_mem): Do not modify the argument in-place.
595 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
597 * tree-streamer.c (record_common_node): Explicitly list expected
600 2016-10-17 Richard Biener <rguenther@suse.de>
602 PR tree-optimization/77988
603 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
605 2016-10-17 Marek Polacek <polacek@redhat.com>
607 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
609 2016-10-17 Richard Biener <rguenther@suse.de>
611 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
614 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
616 PR tree-optimization/71636
617 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
619 2016-10-17 Richard Biener <rguenther@suse.de>
621 * gimplify.c (gimplify_function_tree): Do not move the outer
624 2016-10-17 Jakub Jelinek <jakub@redhat.com>
626 * langhooks.h (struct lang_hooks_for_decls): Remove
627 function_decl_explicit_p, function_decl_deleted_p and
628 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
629 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
630 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
631 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
632 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
633 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
634 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
635 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
636 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
637 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
638 * langhooks.c (lhd_decl_dwarf_attribute): New function.
639 * dwarf2out.c (gen_subprogram_die): Use
640 lang_hooks.decls.decl_dwarf_attribute instead of
641 lang_hooks.decls.function_decl_*.
643 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
647 * common.opt (-ftrampolines): New option.
648 * doc/invoke.texi (Code Gen Options): Document it.
649 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
650 * doc/tm.texi: Regenerate.
651 * builtins.def: Add init_descriptor and adjust_descriptor.
652 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
653 on platforms with descriptors.
654 (expand_builtin_init_descriptor): New function.
655 (expand_builtin_adjust_descriptor): Likewise.
656 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
657 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
658 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
659 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
660 Set STATIC_CHAIN_REG_P on the static chain register, if any.
661 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
662 (expand_call): Likewise. Move around call to prepare_call_address
663 and pass all flags to it.
664 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
665 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
666 (gimple_call_set_by_descriptor): New setter.
667 (gimple_call_by_descriptor_p): New getter.
668 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
669 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
670 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
671 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
672 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
673 * rtl.h (STATIC_CHAIN_REG_P): New macro.
674 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
675 * target.def (custom_function_descriptors): New POD hook.
676 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
677 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
678 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
679 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
680 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
681 (build_common_builtin_nodes): Initialize init_descriptor and
683 * tree-nested.c: Include target.h.
684 (struct nesting_info): Add 'any_descr_created' field.
685 (get_descriptor_type): New function.
686 (lookup_element_for_decl): New function extracted from...
687 (create_field_for_decl): Likewise.
688 (lookup_tramp_for_decl): ...here. Adjust.
689 (lookup_descr_for_decl): New function.
690 (convert_tramp_reference_op): Deal with descriptors.
691 (build_init_call_stmt): New function extracted from...
692 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
693 * defaults.h (FUNCTION_ALIGNMENT): Define.
694 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
695 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
696 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
697 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
698 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
700 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
702 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
703 constants in CONST_VECTORs.
705 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
707 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
708 register as destination of bmask.
709 (vector_init_bshuffle): Likewise.
710 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
711 (bmaskdi_vis): Enable only in 64-bit mode.
713 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
715 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
716 make LR a separately shrink-wrapped component unless savres_strategy
717 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
718 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
719 wrapping when not both {SAVE,REST}_INLINE_GPRS.
721 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
723 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
724 and keep looping on failure.
726 2016-10-14 David Malcolm <dmalcolm@redhat.com>
728 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
730 (print_rtx_function): Update example in comment for...
731 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
732 non-virtual pseudos with a '%' sigil followed by the regno, offset
733 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
734 pseudo is dumped as "%0".
736 2016-10-14 Jakub Jelinek <jakub@redhat.com>
739 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
742 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
744 * config/sparc/sparc-passes.def: New file.
745 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
746 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
747 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
749 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
751 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
752 loop peel to loops with exit test at the beginning.
754 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
756 PR rtl-optimization/68212
757 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
758 frequency when computing scale factor for peeled copies.
759 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
760 values for switch/peel blocks/edges.
762 2016-10-14 Pedro Alves <palves@redhat.com>
764 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
766 2016-10-14 Catherine Moore <clm@codesourcery.com>
768 * gcc/config/mips/mips.c (mips_prepare_pch_save): Initialize
769 micromips_globals to zero.
771 2016-10-14 Richard Biener <rguenther@suse.de>
773 PR tree-optimization/77979
774 * tree-vrp.c (compare_name_with_value): Handle released SSA names
775 in the equivalency sets.
776 (compare_names): Likewise.
778 2016-10-14 Martin Liska <mliska@suse.cz>
780 * builtins.h(target_char_cst_p): Declare the function.
781 * builtins.c (fold_builtin_memchr): Remove.
782 (target_char_cst_p): Move the function from gimple-fold.c.
783 (fold_builtin_3): Do not call the function.
784 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
785 (gimple_fold_builtin): Call the function.
786 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
788 2016-10-14 Martin Liska <mliska@suse.cz>
790 * builtins.c (fold_builtin_strcmp): Remove function.
791 (fold_builtin_strncmp): Likewise.
792 (fold_builtin_2): Remove call of the function.
793 (fold_builtin_3): Likewise.
794 * fold-const-call.c (fold_const_call): Add constant folding
795 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
796 * fold-const-call.h (build_cmp_result): Declare the function.
797 * gimple-fold.c (gimple_load_first_char): New function.
798 (gimple_fold_builtin_string_compare): Likewise.
799 (gimple_fold_builtin): Call the function.
801 2016-10-14 Nathan Sidwell <nathan@acm.org>
803 * gcov-io.c (gcov_open): Deconstify 'mode'.
805 2016-10-14 Martin Liska <mliska@suse.cz>
807 * fold-const.c (c_getstr): Support of properly \0-terminated
808 string constants. New argument is added.
809 * fold-const.h: New argument is added.
811 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
813 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
815 (aarch64_print_hint_for_core): Likewise.
816 (aarch64_print_hint_for_arch): Likewise.
817 (aarch64_validate_march): Use it. Fix indentation in type signature.
818 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
819 (aarch64_validate_mtune): Likewise.
820 (aarch64_handle_attr_arch): Likewise.
821 (aarch64_handle_attr_cpu): Likewise.
822 (aarch64_handle_attr_tune): Likewise.
824 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
826 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
829 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
831 * config/m68k/m68k.c (m68k_option_override): Check
832 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
833 instead of stack_limit_rtx.
835 2016-10-13 Jakub Jelinek <jakub@redhat.com>
837 * dwarf2out.c (gen_member_die): Handle inline static data member
840 2016-10-13 Nathan Sidwell <nathan@acm.org>
842 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
843 gcov_var.mode. Remove unnecessary fstat.
845 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
848 * function.c (thread_prologue_and_epilogue_insns): Call all
849 make_*logue_seq in the same order as traditional. Call them
850 all a second time if shrink_wrapped_separate.
852 2016-10-13 Marek Polacek <polacek@redhat.com>
854 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
855 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
858 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
860 PR tree-optimization/77937
861 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
862 to infinite when we have a pointer with an increment of -1.
864 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
866 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
868 * memmodel.h: This file.
869 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
870 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
871 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
872 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
873 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
874 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
875 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
876 compare-elim.c, config/aarch64/aarch64-builtins.c,
877 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
878 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
879 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
880 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
881 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
882 config/darwin.c, config/epiphany/epiphany.c,
883 config/epiphany/mode-switch-use.c,
884 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
885 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
886 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
887 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
888 config/m68k/m68k.c, config/mcore/mcore.c,
889 config/microblaze/microblaze.c, config/mmix/mmix.c,
890 config/mn10300/mn10300.c, config/moxie/moxie.c,
891 config/msp430/msp430.c, config/nds32/nds32-cost.c,
892 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
893 config/nds32/nds32-memory-manipulation.c,
894 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
895 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
896 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
897 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
898 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
899 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
900 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
901 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
902 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
903 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
904 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
905 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
906 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
907 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
908 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
909 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
910 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
911 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
912 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
913 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
914 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
915 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
916 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
917 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
918 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
919 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
920 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
921 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
922 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
923 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
924 var-tracking.c, varasm.c: Include memmodel.h.
925 * genattrtab.c (write_header): Include memmodel.h in generated file.
926 * genautomata.c (main): Likewise.
927 * gengtype.c (open_base_files): Likewise.
928 * genopinit.c (main): Likewise.
929 * genconditions.c (write_header): Include memmodel.h earlier in
931 * genemit.c (main): Likewise.
932 * genoutput.c (output_prologue): Likewise.
933 * genpeep.c (main): Likewise.
934 * genpreds.c (write_insn_preds_c): Likewise.
935 * genrecog.c (write_header): Likewise.
936 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
938 2016-10-13 David Malcolm <dmalcolm@redhat.com>
940 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
941 for new "compact" param of print_rtx_function. Check for "cinsn"
943 * print-rtl-function.c (flag_compact): New decl.
944 (print_rtx_function): Add param "compact" and use it to set
945 flag_compact, adding a description of the effect to the leading
946 comment, and updating the example output.
947 * print-rtl.c (flag_compact): New variable.
948 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
950 (print_rtx_operand_code_i): When printing source locations, wrap
951 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
952 (print_rtx_operand_code_r): Don't print regnos for hard regs and
953 virtuals in compact mode.
954 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
955 apart from in LABEL_REFs.
956 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
957 Don't print basic block ids in compact mode.
958 (print_rtx): In compact mode, prefix the code of insns with "c",
959 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
960 * print-rtl.h (print_rtx_function): Add "compact" param.
962 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
964 * arm.h (TARGET_VFP): Delete.
965 (TARGET_VFPD32): Remove references to TARGET_VFP.
966 (TARGET_VFP3, TARGET_VFP5): Likewise.
967 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
968 (TARGET_NEON_FP16): Likewise.
969 (TARGET_FMA): Likewise.
970 (TARGET_CRYPTO): Likewise.
971 (TARGET_NEON): Likewise.
972 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
973 (FUNCTION_ARG_REGNO_P): Likewise.
974 * arm.c (arm_option_check_internal): Likewise.
975 (arm_option_override): Likewise.
976 (use_return_insn): Likewise.
977 (arm_function_value_regno_p): Likewise.
978 (arm_apply_result_size): Likewise.
979 (use_vfp_abi): Likewise.
980 (arm_legitimate_address_outer_p): Likewise.
981 (thumb2_legitimate_address_p): Likewise.
982 (arm_legitimate_index_p): Likewise.
983 (thumb2_legitimate_index_p): Likewise.
984 (arm_legitimate_address): Likewise.
985 (arm_get_vfp_saved_size): Likewise.
986 (arm_emit_vfp_multi_reg_pop): Likewise.
987 (arm_get_frame_offsets): Likewise.
988 (arm_save_coproc_regs): Likewise.
989 (arm_hard_regno_mode_ok): Likewise.
990 (arm_expand_epilogue_apcs_frame): Likewise.
991 (arm_expand_epilogue): Likewise.
992 (arm_file_start): Likewise.
993 (arm_conditional_register_usage): Likewise.
994 (arm_validize_comparison): Use vfp_compare_operand directly.
995 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
996 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
998 (arm_atomic_assign_expand_fenv): Likewise.
999 * arm.md (divsf3): Likewise.
1000 (arm_negsi2): Likewise.
1002 (arm_movdi): Likewise.
1003 (arm_movt): Likewise.
1004 (cbranchsf4): Change predicate to vfp_compare_operand.
1005 (cbranchdf4): Change predicate to vfp_compare_operand.
1006 (cstorehf4): Change predicate to vfp_compare_operand.
1007 (cstoresf4): Change predicate to vfp_compare_operand.
1008 (cstoredf4): Change predicate to vfp_compare_operand.
1009 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
1010 (movhi_insn_arch4, movhi_bytes): Likewise.
1011 * constraints.md (Dt): Likewise.
1013 * iterators.md (SDF): Likewise.
1014 * predicates.md (arm_float_compare_operand): Delete.
1015 (const_double_vcvt_power_of_two_reciprocal): Remove references to
1017 (const_double_vcvt_power_of_two): Likewise.
1018 * thumb2.md thumb2_movsi_insn): Likewise.
1019 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
1020 (movhf_vfp): Likewise.
1021 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
1022 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
1023 (movsf_vfp, thumb2_movsf_vfp): Likewise.
1024 (movdf_vfp, thumb2_movdf_vfp): Likewise.
1025 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
1026 (subsf3_vfp, divsf3_vfp): Likewise.
1027 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
1028 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
1029 (mulsf3negsfsubsf_vfp): Likewise.
1030 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
1031 (floatunssisf2, sqrtsf2_vfp): Likewise.
1032 (movcc_vfp): Likewise.
1033 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
1034 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
1035 (push_multi_vfp): Likewise.
1036 (set_fpscr, get_fpscr): Likewise.
1037 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
1039 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
1041 * arm.h (TARGET_VFP): Unconditionally define to 1.
1042 (arm_fpu_desc): Remove 'model' field.
1043 (TARGET_FPU_MODEL): Delete.
1044 * arm.c (all_fpus): Don't initialize the model field.
1045 (arm_can_inline_p): Don't check the FPU model.
1046 * arm-fpus.def: Remove redundant model field from all FPU
1049 2016-10-13 Richard Biener <rguenther@suse.de>
1052 * genmatch.c (struct capture): Add value_match member.
1053 (commutate): Preserve value_match.
1054 (lower_opt_convert): Likewise.
1055 (lower_cond): Likewise.
1056 (replace_id): Likewise.
1057 (struct dt_operand): Add value_match member.
1058 (decision_tree::cmp_node): Compare it.
1059 (decision_tree::insert_operand): Honor it when finding and
1060 when appending a DT_MATCH.
1061 (dt_operand::gen_match_op): Generate a type check after
1062 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
1063 (parser::get_internal_capture_id): New helper.
1064 (parser::finish_match_operand): New function lowering @@<id>.
1065 (parser::parse_capture): Parse @@<id> as value-match.
1066 (parser::parse_expr): Use get_internal_capture_id.
1067 (parser::parse_simplify): Call finish_match_operand.
1068 (walk_captures): New helper.
1069 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
1071 ((X /[ex] A) * A -> X): Likewise.
1072 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
1073 convert[12] and value-matching.
1074 ((A | B) & (A | C) -> A | (B & C)): Likewise.
1075 ((X | Y) | Y -> X | Y): Likewise.
1076 ((X ^ Y) ^ Y -> X): Likewise.
1077 (A - (A & B) -> ~B & A): Likewise.
1078 ((T)(P + A) - (T)P -> (T) A): Likewise.
1079 ((T)P - (T)(P + A) -> -(T) A): Likewise.
1080 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
1081 * doc/match-and-simplify.texi: Amend capture section.
1083 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
1085 * config/arc/arc.md (umul_600): Remove predicated variant.
1086 (umul64_600): Likewise.
1088 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
1090 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
1092 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1094 * tree-vect-loop.c (loop_niters_no_overflow): New func.
1095 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
1096 no-overflow information to vect_do_peeling_for_loop_bound and
1097 vect_gen_vector_loop_niters.
1099 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1101 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
1104 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1106 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
1107 adjust_vec automatically.
1108 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
1109 param exit_bb to guard_to.
1110 (slpeel_checking_verify_cfg_after_peeling):
1111 (set_prologue_iterations):
1112 (create_lcssa_for_virtual_phi): New func which is factored out from
1113 slpeel_tree_peel_loop_to_edge.
1114 (slpeel_tree_peel_loop_to_edge):
1115 (iv_phi_p): New func.
1116 (vect_can_advance_ivs_p): Call iv_phi_p.
1117 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
1118 new gimple stmts in basic block.
1119 (vect_gen_niters_for_prolog_loop): Rename to...
1120 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
1121 adjust implementation.
1122 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
1123 sizetype if necessary.
1124 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
1125 it to external function.
1126 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
1127 (vect_gen_vector_loop_niters_mult_vf): New.
1128 (slpeel_update_phi_nodes_for_loops): New.
1129 (slpeel_update_phi_nodes_for_guard1): Reimplement.
1130 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
1131 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
1132 * tree-vect-loop.c (vect_build_loop_niters): Move to file
1133 tree-vect-loop-manip.c
1134 (vect_generate_tmps_on_preheader): Delete.
1135 (vect_transform_loop): Rename vectorization_factor to vf. Call
1136 vect_do_peeling instead of vect_do_peeling-* functions.
1137 * tree-vectorizer.h (vect_do_peeling): New decl.
1138 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
1139 (vect_do_peeling_for_loop_bound): Delete.
1140 (vect_do_peeling_for_alignment): Delete.
1142 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1144 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
1145 duplicated loop after its preheader and after the original loop.
1147 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1149 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
1150 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
1152 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1154 * tree-vect-loop.c (vectorizable_live_operation): Support handling
1155 for live variable outside loop but not in lcssa form.
1157 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1159 * cfg.c (reset_original_copy_tables): New func.
1160 * cfg.h (reset_original_copy_tables): New decl.
1162 2016-10-13 Jakub Jelinek <jakub@redhat.com>
1165 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
1167 * varasm.c (default_binds_local_p_3): Formatting fix.
1169 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1171 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
1173 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
1174 Remove useless code.
1176 2016-10-13 Martin Liska <mliska@suse.cz>
1178 PR tree-optimization/77943
1179 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
1180 a different EH landing pads.
1182 2016-10-13 Jakub Jelinek <jakub@redhat.com>
1185 * hooks.h (hook_tree_void_null): Declare.
1186 * hooks.c (hook_tree_void_null): New function.
1187 * langhooks.c (lhd_return_null_tree_v): Remove.
1188 * langhooks-def.h (lhd_return_null_tree_v): Remove.
1189 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
1190 set y to const0_rtx.
1191 * function.c (stack_protect_epilogue): Likewise.
1192 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
1193 if TARGET_THREAD_SSP_OFFSET is defined.
1194 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1195 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1196 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1197 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1198 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1199 (ix86_stack_protect_guard): New function.
1201 2016-10-13 Richard Biener <rguenther@suse.de>
1203 * dwarf2out.c (tree_add_const_value_attribute): Do not try
1204 rtl_for_decl_init during early phase.
1205 (gen_variable_die): Do not create locations during early phase.
1206 (gen_label_die): Likewise.
1207 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
1210 2016-10-12 Richard Biener <rguenther@suse.de>
1212 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
1213 try_add_new_range and made to eturn new range.
1214 (evrp_dom_walker::before_dom_children): Push op1 value range before
1215 pushing op0 value range.
1217 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1219 PR tree-optimization/77937
1220 * gimple-ssa-strength-reduction.c (analyze_increments): Use
1221 POINTER_TYPE_P on the candidate type to determine whether
1222 candidates in this chain require pointer arithmetic.
1224 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
1226 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
1227 correction if the type is smaller than a word.
1228 (visium_select_cc_mode): Add ... fall through ... comment.
1230 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1232 * config/rs6000/rs6000.c (machine_function): Add new fields
1233 gpr_is_wrapped_separately and lr_is_wrapped_separately.
1234 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
1235 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
1236 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
1237 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
1238 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
1239 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
1240 (rs6000_get_separate_components): New function.
1241 (rs6000_components_for_bb): New function.
1242 (rs6000_disqualify_components): New function.
1243 (rs6000_emit_prologue_components): New function.
1244 (rs6000_emit_epilogue_components): New function.
1245 (rs6000_set_handled_components): New function.
1246 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
1247 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
1248 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
1249 (rs6000_emit_epilogue): Don't emit GPR restores if
1250 gpr_is_wrapped_separately for that register. Don't make a
1251 REG_CFA_RESTORE note for registers we did not restore, either.
1253 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1255 * function.c (thread_prologue_and_epilogue_insns): Call
1256 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
1257 if it has possibly changed. Compute the split_prologue_seq and
1258 epilogue_seq later, too.
1259 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
1260 (dump_components): New function.
1261 (struct sw): New struct.
1263 (init_separate_shrink_wrap): New function.
1264 (fini_separate_shrink_wrap): New function.
1265 (place_prologue_for_one_component): New function.
1266 (spread_components): New function.
1267 (disqualify_problematic_components): New function.
1268 (emit_common_heads_for_components): New function.
1269 (emit_common_tails_for_components): New function.
1270 (insert_prologue_epilogue_for_components): New function.
1271 (try_shrink_wrapping_separate): New function.
1272 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
1274 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1276 * regrename.c (build_def_use): Invalidate chains that have a
1277 REG_CFA_RESTORE on some instruction.
1279 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1281 * dce.c (delete_unmarked_insns): Don't delete instructions with
1282 a REG_CFA_RESTORE note.
1284 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1286 * common.opt (-fshrink-wrap-separate): New flag.
1287 * doc/invoke.texi: Document it.
1288 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
1289 * doc/tm.texi: Regenerate.
1290 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
1291 * target.def (shrink_wrap): New hook vector.
1292 (get_separate_components, components_for_bb, disqualify_components,
1293 emit_prologue_components, emit_epilogue_components,
1294 set_handled_components): New hooks.
1296 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1298 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
1299 vector return by reference only if -Wpsabi.
1300 (rs6000_pass_by_reference): Similarly, for argument passing.
1302 2016-10-12 David Malcolm <dmalcolm@redhat.com>
1304 * function-tests.c: Include "print-rtl.h".
1305 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
1306 function, and verify what is dumped.
1307 * print-rtl-function.c (print_edge): New function.
1308 (begin_any_block): New function.
1309 (end_any_block): New function.
1310 (can_have_basic_block_p): New function.
1311 (print_rtx_function): Track the basic blocks of insns in the
1312 chain, wrapping those that are within blocks within "(block)"
1313 directives. Remove the "(cfg)" directive.
1315 2016-10-12 David Malcolm <dmalcolm@redhat.com>
1317 * selftest.c (selftest::read_file): New function.
1318 (selftest::test_read_file): New function.
1319 (selftest::selftest_c_tests): Call test_read_file.
1320 * selftest.h (selftest::read_file): New decl.
1322 2016-10-12 Richard Biener <rguenther@suse.de>
1325 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
1328 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
1330 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
1332 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
1333 dwarf2out_assembly_start.
1335 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
1337 * Makefile.in (SELFTEST_FLAGS): New variable.
1338 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
1340 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
1343 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
1345 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
1346 dumped in RTL dumps.
1348 2016-10-12 Martin Liska <mliska@suse.cz>
1350 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
1351 (gimple_fold_builtin_memory_op): Use the function.
1352 (gimple_fold_builtin_strchr): Likewise.
1353 (gimple_fold_builtin_strcat): Likewise.
1354 (gimple_build): Likewise.
1356 2016-10-12 Nathan Sidwell <nathan@acm.org>
1358 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
1360 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
1362 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
1363 equivalent 32-bit constant (modulo 2**32) when that yields
1364 smaller instructions.
1365 (size_of_int_loc_descriptor): Update accordingly.
1367 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
1369 * dwarf2out.c (dwarf2out_early_global_decl): For nested
1370 functions, call dwarf2out_decl on the parent function first.
1372 2016-10-12 Richard Biener <rguenther@suse.de>
1374 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
1377 2016-10-12 Richard Biener <rguenther@suse.de>
1379 * tree-ssa-propagate.c
1380 (substitute_and_fold_dom_walker::before_dom_children): Do not
1381 ignore ASSERT_EXPRs but only preserve them.
1382 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
1383 that have been propagated into.
1384 (vrp_finalize): Enable DCE for substitute_and_fold.
1386 2016-10-12 Richard Biener <rguenther@suse.de>
1388 PR tree-optimization/77920
1389 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
1390 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
1391 (simplify_abs_using_ranges): Likewise.
1392 (simplify_conversion_using_ranges): Likewise.
1393 (simplify_stmt_using_ranges): Adjust.
1395 2016-10-12 Jakub Jelinek <jakub@redhat.com>
1397 PR tree-optimization/77929
1398 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
1399 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
1401 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1404 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
1405 needs a base register for arg 1.
1407 2016-10-12 Jakub Jelinek <jakub@redhat.com>
1409 * common.opt (Wimplicit-fallthrough) Turn into alias to
1410 -Wimplicit-fallthrough=3. Remove EnabledBy.
1411 (Wimplicit-fallthrough=): New option.
1412 * gimplify.c (warn_implicit_fallthrough_r): Use
1413 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
1414 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
1415 to -Wimplicit-fallthrough=3.
1416 (-Wimplicit-fallthrough=): Document.
1418 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
1420 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
1421 and GEU in DImode if TARGET_SUBXC.
1422 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
1423 (seqdi<W:mode>_zero_subxc): Delete.
1424 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
1425 (neg_seqdi<W:mode>_zero_vis3): Delete.
1426 (plus_seqdi<W:mode>_zero): Likewise.
1427 (minus_seqdi<W:mode>_zero): Likewise.
1428 (plus_plus_sltu<W:mode>): Accept only register.
1429 (addx<W:mode>): Likewise.
1430 (plus_sltu<W:mode>_vis3): Likewise.
1431 (plus_plus_sltu<W:mode>_vis3): Likewise.
1432 (neg_sgeu<W:mode>_vis3): Delete.
1433 (minus_sgeu<W:mode>_vis3): Likewise.
1434 (addxc<W:mode>): Accept only registers.
1435 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
1436 (minus_neg_sltu<W:mode>_subxc): Accept only register.
1437 (neg_plus_sltu<W:mode>_subxc): Likewise.
1438 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
1439 (minus_minus_sltu<W:mode>_subxc): Accept only register.
1440 (sgeu<W:mode>_insn_subxc): Delete.
1441 (plus_sgeu<W:mode>_subxc): Likewise.
1442 (subxc<W:mode>): Accept only register.
1443 (scc splitter): Split always GEU again.
1445 2016-10-11 Jeff Law <law@redhat.com>
1447 PR tree-optimization/77424
1448 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
1449 dead conditionals. Assert that all e->aux fields are NULL.
1451 2016-10-11 David Malcolm <dmalcolm@redhat.com>
1453 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
1454 operand-printing "switch" statement into...
1455 (print_rtx_operand_code_0): ...this new function, ...
1456 (print_rtx_operand_code_e): ...this new function, ...
1457 (print_rtx_operand_codes_E_and_V): ...this new function, ...
1458 (print_rtx_operand_code_i): ...this new function, ...
1459 (print_rtx_operand_code_r): ...this new function, ...
1460 (print_rtx_operand_code_u): ...this new function, ...
1461 (print_rtx_operand): ...and this new function.
1463 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
1465 * config/alpha/alpha-passes.def: New file.
1466 * config/alpha/t-alpha: New file.
1467 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
1468 (make_pass_handle_trap_shadows): New prototype.
1469 (make_pass_align_insns): Ditto.
1470 * config/alpha/alpha.c (alpha_option_override): Don't register
1472 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
1474 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1477 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
1478 distinct __ibm128 IBM extended double type if long doubles are
1479 128-bits and the default format for long double is IEEE 128-bit.
1481 2016-10-11 Richard Biener <rguenther@suse.de>
1483 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
1484 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
1485 (verify_die): New function.
1486 (dwarf2out_finish): Call it.
1487 (output_line_info): Handle case of -gsplit-dwarf without
1488 DWARF2_ASM_LINE_DEBUG_INFO.
1490 2016-10-11 Richard Biener <rguenther@suse.de>
1493 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
1494 sub-chains of BLOCK_VARS and gimple_bind_vars.
1496 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
1498 * config/i386/znver1.md : Fix imov/imovx load type reservations.
1500 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
1502 * config/sparc/sparc.opt (msubxc): New option.
1503 * doc/invoke.texi (SPARC options): Document it and tidy up.
1504 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
1505 * doc/tm.texi: Regenerate.
1506 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
1508 (CCX_NOOV): Rename into...
1512 * config/sparc/predicates.m (fcc_register_operand): Simplify.
1513 (fcc0_register_operand): Likewise.
1514 (icc_register_operand): New.
1515 (icc_or_fcc_register_operand): Simplify.
1516 (nz_comparison_operator): New.
1517 (c_comparison_operator): Likewise.
1518 (noov_compare_operator): Rename into...
1519 (icc_comparison_operator): ...this. Use above predicates.
1520 (noov_compare64_operator): Rename into...
1521 (v9_comparison_operator): ...this and tidy up.
1522 (fcc_comparison_operator): New.
1523 (icc_or_fcc_comparison_operator): Likewise.
1524 (v9_register_compare_operator): Rename info...
1525 (v9_register_comparison_operator): ...this.
1526 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
1527 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
1529 (sparc_fixed_condition_code_regs): New function.
1530 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
1531 renaming and add support for CCC/CCXC.
1532 (output_cbranch): Likewise.
1533 (sparc_print_operand): Likewise.
1534 (gen_v9_scc): Remove obsolete assertion.
1535 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
1536 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
1537 (output_cbcond): Remove bogus handling of CC modes.
1538 (sparc_register_move_cost): Return 100 for NO_REGS.
1539 * config/sparc/sparc.md (W): New mode iterator.
1540 (length): Adjust for noov_compare64_operator renaming.
1541 (cmpsi_sne): New instruction.
1542 (cmpdi_sne): Likewise.
1543 (seqdi_special): Delete.
1544 (seqdi_special): Likewise.
1545 (snesi<P:mode>_special): Likewise.
1546 (snedi_special): Likewise.
1547 (snedi_special_vis3): Likewise.
1548 (snesi patterns): Use W iterator.
1549 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
1550 (sltu patterns): Likewise.
1551 (sgeu patterns): Likewise.
1552 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
1553 (normal_branch): Use icc_comparison_operator predicate.
1554 (inverted_branch): Likewise.
1555 (cbcond_sp32): Use comparison_operator predicate.
1556 (cbcond_sp64): Likewise.
1557 (normal_int_branch_sp64): Adjust for renaming
1558 (inverted_int_branch_sp64): Likewise.
1559 (mov<I:mode>_cc_reg_sp64): Likewise.
1560 (movsf_cc_reg_sp6): Likewise.
1561 (movdf_cc_reg_sp64): Likewise.
1562 (movtf_cc_reg_hq_sp64): Likewise.
1563 (movtf_cc_reg_sp64): Likewise.
1564 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
1565 (movsf_cc_v9): Likewise.
1566 (movdf_cc_v9): Likewise.
1567 (movtf_cc_hq_v9): Likewise.
1568 (movtf_cc_v9): Likewise.
1569 (adddi3): Call gen_adddi3_sp32.
1570 (adddi3_insn_sp32): Rename to...
1571 (adddi3_sp32): ...this. Accept only register_operand as operand #1
1572 and use CCCmode for the carry.
1573 (addx_extend_sp32): Use CCCmode for the carry.
1574 (addx_extend_sp64): Delete.
1575 (adddi3_extend_sp32): Use CCCmode for the carry.
1576 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
1577 (subdi3): Call gen_subdi3_sp32.
1578 (subdi3_insn_sp32): Rename to...
1579 (subdi3_sp32): ...this and use CCmode for the carry.
1580 (subx_extend_sp32): Use CCCmode for the carry.
1581 (subx_extend_sp64): Delete.
1582 (subdi3_extend_sp32): Use CCmode for the carry.
1583 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
1584 (negdi3): Call gen_negdi3_sp32.
1585 (negdi3_sp32): Use CCCmode for the carry.
1586 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
1587 (cmp_nz_ashift_1): Use CCNZ mode.
1588 (cmp_nz_set_ashift_1): Likewise.
1589 (ctrapsi4): Use comparison_operator predicate.
1590 (ctrapdi4): Likewise.
1591 (trapsi_insn): Use icc_comparison_operator predicate.
1592 (trapdi_insn): Likewise.
1593 (edge8 patterns): Use CCNZmode.
1594 (edge16 patterns): Likewise.
1595 (edge32 patterns): Likewise.
1597 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
1599 * config/visium/visium-modes.def (CC_NOOV): Rename into...
1601 (CC_BTST): Rename into...
1603 * config/visium/predicates.md (real_add_operand): New.
1604 (visium_btst_operator): Rename into...
1605 (visium_equality_comparison_operator): ...this.
1606 (visium_noov_operator): Rename into...
1607 (visium_nz_comparison_operator): ...this.
1608 (visium_c_comparison_operator): New.
1609 (visium_branch_operator): Adjust and deal with all CC modes.
1610 * config/visium/visium.c (visium_adjust_cost): Adjust.
1611 (visium_split_double_add): Use the *_set_carry patterns.
1612 (visium_select_cc_mode): Add support for CCC mode and adjust.
1613 (output_cbranch): Adjust and use the carry-based operators for
1614 floating-point comparisons.
1615 * config/visium/visium.md (flags_subst_arith): Adjust.
1616 (addsi3_insn_set_carry): New instruction.
1617 (subsi3_insn_set_carry): Likewise.
1618 (negsi2_insn_set_carry): Likewise.
1620 (cmp<mode>_sne): Likewise.
1621 (cbranch<mode>4): Use ordered_comparison_operator.
1622 (cbranch<mode>4_insn): Likewise.
1623 (cbranchsi4_btst_insn): Adjust.
1625 2016-10-11 Tom de Vries <tom@codesourcery.com>
1628 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
1631 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
1633 * tree.h (build_complex_type): Add second parameter with default.
1634 * tree.c (build_complex_type): Add NAMED second parameter and adjust
1635 recursive call. Create a TYPE_DECL only if NAMED is true.
1636 (build_common_tree_nodes): Pass true in calls to build_complex_type.
1638 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
1640 New avr-passes.def to register AVR specific passes.
1642 * config/avr/avr-passes.def: New file.
1643 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
1644 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
1645 (make_avr_pass_recompute_note): New proto.
1646 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
1647 (avr_pass_recompute_notes): Use anonymous namespace.
1648 (avr_register_passes): Remove function...
1649 (avr_option_override): ...and its call.
1651 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
1653 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
1654 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
1655 PTF_AVOID_BRANCHLIKELY_SPEED for others.
1656 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
1658 * config/mips/mips.c (mips_option_override): Enable the branch
1659 likely depending on the tune flags and optimization level.
1660 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
1661 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
1662 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
1663 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
1665 2016-10-11 Richard Biener <rguenther@suse.de>
1667 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
1668 (output_function): Properly stream the whole block tree.
1669 * lto-streamer-in.c (input_function): Likewise.
1671 2016-10-11 Marek Polacek <polacek@redhat.com>
1673 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
1675 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
1677 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
1678 (evrp_dom_walker::before_dom_children): Infer and push new value
1679 ranges for x in y < x.
1681 2016-10-10 Joseph Myers <joseph@codesourcery.com>
1684 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
1685 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
1686 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
1687 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
1688 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
1689 (IA64_NO_LIBGCC_TFMODE): Likewise.
1691 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
1693 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
1696 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
1698 * config.gcc: Add aarch64-*-freebsd* support.
1699 * config.host: Likewise.
1700 * config/aarch64/aarch64-freebsd.h: New file.
1701 * config/aarch64/t-aarch64-freebsd: Ditto.
1703 2016-10-10 Jeff Law <law@redhat.com>
1705 PR tree-optimization/71947
1706 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
1707 B with A within a single statement.
1709 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1711 PR tree-optimization/77824
1712 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
1713 zero cost for copies.
1714 (find_candidates_dom_walker::before_dom_children): Replace
1715 MODIFY_EXPR with SSA_NAME.
1716 (replace_mult_candidate): Likewise.
1717 (replace_profitable_candidates): Likewise.
1719 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1721 * config/s390/s390.h: Wrap more macros args in brackets and fix
1723 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
1725 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
1727 2016-10-10 Andreas Schwab <schwab@suse.de>
1730 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
1731 pseudo is not DImode.
1733 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
1735 * common/config/arc/arc-common.c (arc_option_optimization_table):
1736 Remove compact casesi option.
1737 * config/arc/arc.c (arc_override_options): Use compact casesi
1738 option only for pre-ARCv2 cores.
1739 * doc/invoke.texi (mcompact-casesi): Update text.
1741 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1743 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
1744 Add macro to say we can efficiently handle overlapping unaligned
1746 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
1747 poor code for processors older than p8.
1749 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
1751 * gen-pass-instances.awk: Remove GNUism.
1753 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1755 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
1756 NULL of (*ipcp_transformations)][node->uid].
1758 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
1760 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
1761 (MALLOC_ABI_ALIGNMENT): Define.
1763 2016-10-09 Jakub Jelinek <jakub@redhat.com>
1765 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
1766 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
1767 VAR_OR_FUNCTION_DECL_P macros.
1768 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
1769 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
1770 chkp_find_bounds_1): Likewise.
1771 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
1772 * hsa-gen.c (get_symbol_for_decl): Likewise.
1773 * cgraphunit.c (check_global_declaration, analyze_functions,
1774 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
1776 * gimple-fold.c (can_refer_decl_in_current_unit_p,
1777 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
1779 * tree.c (set_decl_section_name, copy_node_stat,
1780 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
1781 merge_dllimport_decl_attributes, handle_dll_attribute,
1782 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
1783 verify_type): Likewise.
1784 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
1785 find_explicit_erroneous_behavior): Likewise.
1786 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
1787 * ipa.c (process_references): Likewise.
1788 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
1789 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
1790 notice_global_symbol, assemble_variable, mark_decl_referenced,
1791 build_constant_desc, output_constant_def_contents, do_assemble_alias,
1792 make_decl_one_only, default_section_type_flags,
1793 categorize_decl_for_section, default_encode_section_info): Likewise.
1794 * trans-mem.c (requires_barrier): Likewise.
1795 * gimple-expr.c (mark_addressable): Likewise.
1796 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
1797 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
1798 expand_debug_expr): Likewise.
1799 * tree-dump.c (dequeue_and_dump): Likewise.
1800 * ubsan.c (instrument_bool_enum_load): Likewise.
1801 * tree-pretty-print.c (print_declaration): Likewise.
1802 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
1803 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
1804 * asan.c (asan_protect_global, instrument_derefs): Likewise.
1805 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
1806 pass_build_ssa::execute): Likewise.
1807 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
1808 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
1810 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
1812 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
1813 can_be_nonlocal, remap_decls, copy_debug_stmt,
1814 initialize_inlined_parameters, add_local_variables,
1815 reset_debug_binding, replace_locals_op): Likewise.
1816 * dse.c (can_escape): Likewise.
1817 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
1819 * tree-diagnostic.c (default_tree_printer): Likewise.
1820 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
1821 unpack_ts_decl_with_vis_value_fields,
1822 lto_input_ts_decl_common_tree_pointers): Likewise.
1823 * builtins.c (builtin_save_expr, fold_builtin_expect,
1824 readonly_data_expr): Likewise.
1825 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
1826 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
1828 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
1829 * gimplify.c (force_constant_size, gimplify_bind_expr,
1830 gimplify_decl_expr, gimplify_var_or_parm_decl,
1831 gimplify_compound_lval, gimplify_init_constructor,
1832 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
1833 gimplify_type_sizes): Likewise.
1834 * cgraphbuild.c (record_reference, record_type_list, mark_address,
1835 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
1836 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
1837 remove_unused_locals): Likewise.
1838 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
1839 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
1840 * function.c (instantiate_expr, instantiate_decls_1,
1841 setjmp_vars_warning, add_local_decl): Likewise.
1842 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
1844 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
1845 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
1846 optimize_va_list_gpr_fpr_size): Likewise.
1847 * tree-nrv.c (pass_nrv::execute): Likewise.
1848 * tsan.c (instrument_expr): Likewise.
1849 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
1850 * vtable-verify.c (verify_bb_vtables): Likewise.
1851 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
1852 get_ref_base_and_extent): Likewise.
1853 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
1855 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
1856 analyze_all_variable_accesses): Likewise.
1857 * tree-nested.c (get_nonlocal_debug_decl,
1858 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
1859 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
1860 get_local_debug_decl, convert_local_omp_clauses,
1861 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
1863 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
1864 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
1865 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
1866 dbxout_symbol, dbxout_common_check): Likewise.
1867 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
1868 string_constant): Likewise.
1869 * hsa.c (hsa_get_declaration_name): Likewise.
1870 * passes.c (rest_of_decl_compilation): Likewise.
1871 * tree-ssanames.c (make_ssa_name_fn): Likewise.
1872 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
1873 pack_ts_decl_with_vis_value_fields,
1874 write_ts_decl_common_tree_pointers): Likewise.
1875 * stor-layout.c (place_field): Likewise.
1876 * symtab.c (symtab_node::maybe_create_reference,
1877 symtab_node::verify_base, symtab_node::make_decl_local,
1878 symtab_node::copy_visibility_from,
1879 symtab_node::can_increase_alignment_p): Likewise.
1880 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
1881 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
1882 fortran_common, add_location_or_const_value_attribute,
1883 add_scalar_info, add_linkage_name, set_block_abstract_flags,
1884 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
1885 optimize_one_addr_into_implicit_ptr,
1886 optimize_location_into_implicit_ptr): Likewise.
1887 * gimple-low.c (record_vars_into): Likewise.
1888 * ipa-visibility.c (update_vtable_references): Likewise.
1889 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
1891 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
1892 DFS::DFS_write_tree_body, write_symbol): Likewise.
1893 * langhooks.c (lhd_warn_unused_global_decl,
1894 lhd_set_decl_assembler_name): Likewise.
1895 * attribs.c (decl_attributes): Likewise.
1896 * except.c (output_ttype): Likewise.
1897 * varpool.c (varpool_node::get_create, ctor_for_folding,
1898 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
1899 * fold-const.c (fold_unary_loc): Likewise.
1900 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
1901 ipa_find_agg_cst_from_init): Likewise.
1902 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
1903 expand_omp_target, lower_omp_regimplify_p,
1904 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
1905 find_link_var_op): Likewise.
1906 * tree-chrec.c (chrec_contains_symbols): Likewise.
1907 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
1908 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
1909 execute_fixup_cfg): Likewise.
1911 PR tree-optimization/77901
1912 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
1913 if ranges[i].exp is SSA_NAME when looking for >= and only when
1914 ranges[i].exp is NULL or SSA_NAME when looking for the other
1917 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1919 * ipa-cp.c (ipcp_alignment_lattice): Remove.
1920 (ipcp_param_lattices): Remove field alignment.
1921 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
1922 (set_all_contains_variable): Remove call to
1923 ipcp_alignment_lattice::set_to_bottom.
1924 (initialize_node_lattices): Likewise.
1925 (propagate_alignment_accross_jump_function): Remove.
1926 (propagate_constants_accross_call): Remove call to
1927 propagate_alignment_accross_jump_function.
1928 (ipcp_store_alignment_results): Remove.
1929 (ipcp_driver): Remove call to ipcp_store_alignment_results.
1930 (propagate_bits_accross_jump_function): Handle ancestor jump function.
1931 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
1932 pretty-printing of alignment jump function.
1933 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
1934 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
1935 alignments and remove computing ipa_alignment jump function.
1936 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
1937 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
1938 (ipa_read_jump_function): Remove reading of ipa_alignment.
1939 (write_ipcp_transformation_info): Remove streaming for alignment
1940 propagation summary.
1941 (read_ipcp_transformation_info): Remove reading of alignment
1942 propagation summary.
1943 (ipcp_update_alignments): Remove.
1944 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
1946 (ipcp_transform_function): Remove call to ipcp_update_alignments()
1947 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
1948 * ipa-prop.h (ipa_alignment): Remove.
1949 (ipa_jump_func): Remove field alignment.
1950 (ipcp_transformation_summary): Remove field alignments.
1951 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
1952 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
1953 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
1955 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
1957 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
1959 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
1961 (visium_expand_fp_cstore): Likewise.
1963 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1965 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
1966 * diagnostic.c (warning_at_rich_loc_n): New function.
1967 (diagnostic_n_impl_richloc): Likewise.
1968 (diagnostic_n_impl): Move most of the function to
1969 diagnostic_n_impl_richloc and call it.
1971 2016-10-08 Jakub Jelinek <jakub@redhat.com>
1973 * gen-pass-instances.awk: Rewritten.
1974 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
1975 $(PASSES_EXTRA) after passes.def to the script.
1976 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
1977 * config/i386/i386-passes.def: New file.
1978 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
1979 make_pass_stv): Declare.
1980 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
1982 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
1984 (pass_stv::clone, pass_stv::set_pass_param): New methods.
1985 (pass_stv::timode_p): New non-static data member.
1986 (ix86_option_override): Don't register passes here.
1988 * doc/invoke.texi: Document accepting Else, fallthrough.
1990 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
1993 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
1994 FALLTHRU comment styles.
1996 2016-10-07 Andrew Pinski <apinski@cavium.com>
1998 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
1999 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
2000 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
2002 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
2004 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
2006 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
2007 (AARCH64_ARCH): Likewise.
2008 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
2010 (AARCH64_CORE): Likewise.
2011 (AARCH64_ARCH): Likewise.
2012 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
2013 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
2014 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
2015 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
2016 (AARCH64_ARCH): Likewise.
2017 (AARCH64_CORE): Likewise.
2018 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
2019 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
2020 (AARCH64_CORE): Likewise.
2021 (AARCH64_ARCH): Likewise.
2023 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
2025 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
2026 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
2027 floating point type infrastructre, and -mfloat128 that enables the
2028 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
2029 if -mfloat128-type. Define __ibm128 to be long double by default.
2030 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
2031 the IEEE 128-bit floating point type infrastructure should
2032 automatically be enabled.
2033 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
2034 instead of -mfloat128 to enable KFmode.
2035 (rs6000_option_override_internal): Split the option -mfloat128
2036 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
2037 systems, automatically set -mfloat128-type, but don't enable it on
2038 other operating systems. Move setting the long double size and
2039 IEEE quad support before the IEEE 128-bit floating point changes.
2040 (rs6000_init_builtins): Do not create a unique type for __ibm128
2041 if long double is IBM extended double, instead rely on __ibm128
2042 being defined as 'long double'. If -mfloat128-type and not
2043 -mfloat128, create the KFmode type with an undocumented __ieee128
2045 (rs6000_init_libfuncs): Use -mfloat128-type instead of
2046 -mfloat128 for tests about the types, but keep tests for
2047 -mfloat128 to enable the keyword support.
2048 (rs6000_complex_function_value): Likewise.
2049 (rs6000_scalar_mode_supported_p): Likewise.
2050 (rs6000_floatn_mode): Likewise.
2051 (rs6000_c_mode_for_suffix): Likewise.
2052 (rs6000_opt_masks): Add -mfloat128-type.
2053 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
2054 -mfloat128-type being split from -mfloat128. Add
2055 -mfloat128-hardware, which was missing.
2056 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
2057 -mfloat128 and -mfloat128-type:
2058 (-mfloat128-type): Likewise.
2059 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
2060 that 64-bit Linux systems with enable -mfloat128-type by default
2062 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
2063 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
2064 -mfloat128-type instead of -mfloat128.
2065 (FLOAT128_2REG_P): Likewise.
2066 (MASK_FLOAT128_TYPE): Likewise.
2067 (ALTIVEC_ARG_MAX_RETURN): Likewise.
2068 (RS6000_BTM_FLOAT128): Likewise.
2069 (TARGET_FLOAT128): Poison old identifiers.
2070 (OPTION_MASK_FLOAT128): Likewise.
2071 (MASK_FLOAT128): Likewise.
2072 * config/rs6000/rs6000.md (FP): Likewise.
2073 (FLOAT128): Likewise.
2074 (fix_trunc<mode>di2): Likewise.
2075 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
2076 (floatdi<mode>2): Likewise.
2077 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
2078 (neg<mode>2, FLOAT128 iterator): Likewise.
2079 (abs<mode>2, FLOAT128 iterator): Likewise.
2080 (ieee_128bit_negative_zero): Likewise.
2081 (ieee_128bit_vsx_neg<mode>2): Likewise.
2082 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
2083 (ieee_128bit_vsx_abs<mode>2): Likewise.
2084 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
2085 (ieee_128bit_vsx_nabs<mode>2): Likewise.
2086 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
2087 (extendiftf2): Likewise.
2088 (extendifkf2): Likewise.
2089 (extendtfkf2): Likewise.
2090 (trunciftf2): Likewise.
2091 (truncifkf2): Likewise.
2092 (trunckftf2): Likewise.
2093 (trunctfif2): Likewise.
2094 (extendkftf2): Likewise.
2095 (trunctfkf2): Likewise.
2097 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2099 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
2100 before merging in bytes to pass down to real_from_target.
2102 2016-10-07 Richard Biener <rguenther@suse.de>
2104 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
2106 (substitute_and_fold_dom_walker::before_dom_children):
2107 Substitute and fold before pass specific folding to avoid
2108 feeding that with SSA names that will be later released.
2109 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
2110 introduced by folding and visited by evaluate_stmt called during
2112 (likely_value): Likewise.
2113 (evaluate_stmt): Likewise.
2114 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
2115 (simplify_div_or_mod_using_ranges): Likewise.
2116 (simplify_min_or_max_using_ranges): Likewise.
2117 (simplify_abs_using_ranges): Likewise.
2118 (simplify_conversion_using_ranges): Likewise.
2119 (simplify_float_conversion_using_ranges): Likewise.
2120 (simplify_stmt_using_ranges): Likewise.
2122 2016-10-07 Marek Polacek <polacek@redhat.com>
2124 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
2125 FALLTHROUGH_LABEL_P here...
2126 (warn_implicit_fallthrough_r): ...not here.
2128 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
2130 PR tree-optimization/77880
2131 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
2134 2016-10-07 Marek Polacek <polacek@redhat.com>
2137 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
2139 2016-10-07 Richard Biener <rguenther@suse.de>
2141 * bitmap.h: Document constraints on bitmap modification while
2144 2016-10-07 Richard Biener <rguenther@suse.de>
2146 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
2147 * bitmap.h (bmp_iter_set): When advancing to the next element
2148 check that we didn't remove the current one.
2149 (bmp_iter_and): Likewise.
2150 (bmp_iter_and_compl): Likewise.
2151 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
2152 we currently iterate on but keep a one-level queue.
2153 * sched-deps.c (remove_from_deps): Do not clear current bit
2154 but keep a one-level queue.
2156 2016-10-07 Jakub Jelinek <jakub@redhat.com>
2158 PR tree-optimization/77664
2159 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
2160 for the other ranges.
2161 (optimize_range_tests_diff): Fix up formatting.
2162 (optimize_range_tests_var_bound): New function.
2163 (optimize_range_tests): Use it.
2165 2016-10-07 Martin Liska <mliska@suse.cz>
2167 * coverage.c (build_gcov_exit_decl): Fix priority what
2168 should be really 99.
2170 2016-10-07 Richard Biener <rguenther@suse.de>
2172 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
2173 vars in gimple_bind_vars but not in BLOCK_VARS.
2175 2016-10-07 Richard Biener <rguenther@suse.de>
2177 PR tree-optimization/77879
2178 * tree-ssa-structalias.c (handle_const_call): Properly handle
2180 (handle_pure_call): Likewise.
2182 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2184 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
2185 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
2188 2016-10-06 Andrew Pinski <apinski@cavium.com>
2190 * config/aarch64/aarch64-cores.def: Add a comment before each
2193 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
2195 PR tree-optimization/77862
2196 * tree-vrp.c (add_equivalence): Use get_value_range so that
2197 num_vr_values is checked before accessing vr_values.
2199 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
2201 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
2204 2016-10-05 Jeff Law <law@redhat.com>
2206 PR tree-optimization/71661
2207 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
2208 removal of a forwarder exposes a new natural loop.
2210 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
2212 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
2213 Introduce ssesuffix variable.
2214 (<mask_codefor><code><mode>3<mask_name>): Ditto.
2215 (*<code><mode>3): Ditto.
2217 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
2219 * postreload.c (reload_cse_simplify): Skip also USE when detecting
2222 2016-10-06 Richard Biener <rguenther@suse.de>
2224 PR tree-optimization/77855
2225 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
2226 instead of removing the current item while iterating over the set
2229 2016-10-06 James Clarke <jrtc27@jrtc27.com>
2230 Eric Botcazou <ebotcazou@adacore.com>
2233 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
2234 (classify_registers): Don't set it
2235 (function_arg_slotno): Don't initialize and test it. Tidy up.
2237 2016-10-06 Richard Biener <rguenther@suse.de>
2239 PR tree-optimization/77839
2240 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
2243 2016-10-06 Martin Liska <mliska@suse.cz>
2245 * gcc.c: Set -fprofile-update=atomic when profiling is
2246 enabled and -pthread is set. Warn when one combines
2247 -pthread and -fprofile-update=single for an app using
2250 2016-10-06 Martin Liska <mliska@suse.cz>
2253 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
2254 * gimple-ssa-strength-reduction.c (slsr_process_cast):
2255 Initialize a pointer to NULL.
2256 (slsr_process_copy): Likewise.
2257 * input.c (location_get_source_line): Likewise.
2258 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
2260 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
2262 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
2263 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
2264 (ix86_handle_option): Deleted handle of OPT_mpcommit.
2265 * config.gcc: Deleted pcommitintrin.h
2266 * config/i386/pcommitintrin.h: Deleted file.
2267 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
2268 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
2270 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
2272 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
2273 (PTA_PCOMMIT): Deleted define.
2274 (ix86_option_override_internal): Deleted handle of option.
2275 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
2276 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
2277 __builtin_ia32_pcommit): Deleted.
2278 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
2279 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
2280 (pcommit): Deleted instruction.
2281 * config/i386/i386.opt: Mention -mpcommit deprecation.
2282 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
2284 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
2287 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
2288 Remove wrong assert.
2289 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
2290 Use <round_constraint> as operand 1 constraint.
2292 2016-10-05 Jakub Jelinek <jakub@redhat.com>
2295 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
2296 (ubsan_instrument_float_cast): And not here.
2299 * ubsan.c (ubsan_ids): New GTY(()) array.
2300 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
2301 instead of static local counters.
2303 2016-10-05 Martin Sebor <msebor@redhat.com>
2306 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
2307 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
2308 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
2309 (default_printf_pointer_format): Define function.
2310 * targhooks.c (linux_printf_pointer_format): Define new function.
2311 * targhooks.h (linux_printf_pointer_format): Declare.
2312 (gnu_libc_printf_pointer_format): Remove declaration.
2314 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2316 * fold-const.c (native_encode_real): Fix logic for selecting offset
2317 to write to when BYTES_BIG_ENDIAN.
2319 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
2321 * builtins.c (fold_builtin_strchr): Remove function.
2322 (fold_builtin_strrchr): Likewise.
2323 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
2324 * gimple-fold.c (target_char_cst_p): New function.
2325 (gimple_fold_builtin_strchr) Add more foldings.
2326 (gimple_fold_builtin): Add index, strrchr, rindex cases.
2328 2016-10-05 Richard Biener <rguenther@suse.de>
2331 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
2332 capture ids in c-exprs.
2334 2016-10-05 Richard Biener <rguenther@suse.de>
2337 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
2338 with types_match for GIMPLE code gen to handle type mismatched
2340 (dt_operand::gen): Adjust.
2341 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
2344 2016-10-05 Richard Biener <rguenther@suse.de>
2346 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
2348 2016-10-05 Richard Biener <rguenther@suse.de>
2351 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
2353 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
2355 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
2356 version check to protect only DW_TAG_imported_module generation.
2358 2016-10-05 Richard Biener <rguenther@suse.de>
2361 * match.pd (min(a,-a) -> -abs(a)): New pattern.
2363 2016-10-04 Ian Lance Taylor <iant@golang.org>
2365 * explow.c (allocate_dynamic_stack_space): Call
2366 do_pending_stack_adjust before handling flag_split_stack.
2368 2016-10-04 David Malcolm <dmalcolm@redhat.com>
2370 * genattrtab.c (make_internal_attr): Supply dummy column number to
2373 * genoutput.c (init_insn_for_nothing): Likewise.
2374 * gensupport.c (add_define_attr): Likewise.
2375 * read-md.c (message_at_1): Print column number.
2376 (fatal_with_file_and_line): Likewise.
2377 (rtx_reader::read_char): Track column numbers.
2378 (rtx_reader::unread_char): Likewise.
2379 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
2380 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
2381 (rtx_reader::handle_file): Initialize m_read_md_colno.
2382 (rtx_reader::get_current_location): Supply column number to
2384 * read-md.h (struct file_location): Add field "colno".
2385 (file_location::file_location): Likewise.
2386 (rtx_reader::get_colno): New accessor.
2387 (rtx_reader::m_read_md_colno): New field.
2388 (rtx_reader::m_last_line_colno): New field.
2390 2016-10-04 Jakub Jelinek <jakub@redhat.com>
2392 * doc/extend.texi (Java Exceptions): Remove.
2393 (java_interface): Remove.
2395 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
2397 PR tree-optimization/77808
2398 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
2399 and addr are different before copying points-to information.
2401 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
2403 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
2404 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
2405 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
2406 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
2408 2016-10-04 Richard Biener <rguenther@suse.de>
2410 PR tree-optimization/77399
2411 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
2412 verify the target can convert.
2414 2016-10-04 Richard Biener <rguenther@suse.de>
2417 * explow.c (plus_constant): Verify the mode of the constant
2418 pool offset before calling plus_constant.
2420 2016-10-04 Richard Biener <rguenther@suse.de>
2423 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
2424 type support, mark with :C.
2425 (X / -X -> -1): Mark with :C.
2427 2016-10-04 Jakub Jelinek <jakub@redhat.com>
2429 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
2430 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
2431 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
2432 * doc/tm.texi: Regenerated.
2433 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
2434 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
2435 * config/darwin.h (JCR_SECTION_NAME): Remove.
2436 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
2437 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
2438 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
2439 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
2440 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
2441 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
2443 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2445 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
2446 between "because" and "param" in dump message in call to fprintf.
2448 2016-10-03 Jeff Law <law@redhat.com>
2450 PR tree-optimization/71550
2451 PR tree-optimization/71403
2452 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
2453 (profitable_jump_thread_path): Also return boolean indicating if
2454 the realized path will create an irreducible loop.
2455 Remove loop depth tests from 71403.
2456 (fsm_find_control_statement_thread_paths): Remove loop depth tests
2457 from 71403. If threading will create an irreducible loop, then
2458 throw away loop iteration and related information.
2460 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
2462 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
2463 -Woverloaded-virtual checks for warning options.
2464 * configure: Regenerate.
2466 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
2468 PR preprocessor/77699
2469 * input.c (maybe_grow): Don't allocate one byte extra headroom.
2470 (get_next_line): Return false on error.
2471 (read_next_line): Removed, use get_next_line instead.
2472 (read_line_num): Don't copy the line.
2473 (location_get_source_line): Don't use static data.
2474 (selftest::test_reading_source_line): Add more test cases.
2476 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2479 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2481 * ifcvt.c (noce_try_avoid_const_materialization): New function.
2482 (noce_process_if_block): Use it.
2484 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
2486 * doc/invoke.texi: Update -Wint-in-bool-context.
2488 2016-10-02 Jakub Jelinek <jakub@redhat.com>
2490 * dwarf2out.c (output_fde, output_call_frame_info,
2491 dwarf2out_do_cfi_startproc, set_indirect_string,
2492 gen_internal_sym, output_die, output_line_info): Use
2493 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
2494 ASM_GENERATE_INTERNAL_LABEL output.
2496 2016-10-01 Richard Biener <rguenther@suse.de>
2499 * genmatch.c (get_operand_type): Add operand position arg
2500 and handle COND_EXPR comparison operand with fixed boolean_type_node.
2501 (expr::gen_transform): Adjust.
2502 (dt_simplify::gen_1): Likewise.
2504 2016-10-01 Jakub Jelinek <jakub@redhat.com>
2506 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
2507 comments. Simplify asserts, remove unnecessary conditions.
2509 (*<code><mode>3): Likewise.
2511 2016-09-30 Jakub Jelinek <jakub@redhat.com>
2513 * doc/invoke.texi (-Wregister): Document.
2515 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
2517 * configure.ac: Split CHECKING_P into CHECKING_P and
2518 ENABLE_EXTRA_CHECKING.
2519 * configure: Regenerated.
2520 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
2521 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
2523 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
2526 * gcc.c (process_command): For @filename handling, output
2527 the correct name if the file does not exist.
2529 2016-09-30 Marek Polacek <polacek@redhat.com>
2531 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
2532 * config/alpha/predicates.md: Likewise.
2534 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2536 * ifcvt.c (noce_try_avoid_const_materialization): New function.
2537 (noce_process_if_block): Use it.
2539 2016-09-30 Martin Liska <mliska@suse.cz>
2541 * doc/invoke.texi: Document asan-use-after-return that
2542 it's disabled by default in runtime.
2544 2016-09-30 Richard Biener <rguenther@suse.de>
2546 * tree-vrp.c (intersect_ranges): If we failed to handle
2547 the intersection choose a constant singleton range if available.
2549 2016-09-30 Richard Biener <rguenther@suse.de>
2551 PR tree-optimization/77399
2552 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
2553 float <-> int conversions.
2555 2016-09-30 Alan Modra <amodra@gmail.com>
2557 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
2559 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
2561 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
2562 ext_level before calling CPUID with 0x80000008.
2563 Simplify xgetbv checks.
2565 2016-09-29 David Malcolm <dmalcolm@redhat.com>
2567 * Makefile.in (OBJS): Add print-rtl-function.o.
2568 * print-rtl-function.c: New file.
2569 * print-rtl.h (print_rtx_function): New decl.
2571 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
2574 * config/i386/cpuid.h (__get_cpuid_count): New.
2575 (__get_cpuid): Rename __level to __leaf.
2577 2016-09-29 Marek Polacek <polacek@redhat.com>
2579 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
2581 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
2583 * builtins.c (expand_builtin_memcmp): don't swap args unless
2584 result is only being compared with zero.
2586 2016-09-29 Marek Polacek <polacek@redhat.com>
2588 * dwarf2out.c (loc_descriptor): Add fall through comment.
2589 (add_const_value_attribute): Likewise.
2591 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
2593 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
2594 with "v6t2". Move "arch" attribute above "pool_range".
2595 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
2597 (*thumb2_movhi_vfp): Likewise.
2598 (*arm_movhi_fp16): Likewise.
2599 (*thumb2_movhi_fp16): Likewise.
2600 (*arm_movsi_vfp): Remove "arch" attribute.
2601 (*thumb2_movsi_vfp): Likewise.
2603 2016-09-29 Martin Liska <mliska@suse.cz>
2605 * doc/extend.texi: Remove limitation of Objective C for
2606 __attribute__((constructor)) and __attribute__((destructor)).
2608 2016-09-29 Richard Biener <rguenther@suse.de>
2610 PR tree-optimization/77768
2611 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2612 Handle stores to readonly memory when removing redundant stores.
2614 2016-09-29 Richard Biener <rguenther@suse.de>
2617 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
2618 X / -X -> -1 simplifications.
2620 2016-09-29 Richard Biener <rguenther@suse.de>
2623 * match.pd: Add max(a,-a) -> abs(a) pattern.
2624 * tree-ssa-phiopt.c (minmax_replacement): Disable for
2625 HONOR_SIGNED_ZEROS types.
2627 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
2629 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
2630 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
2632 2016-09-29 Richard Biener <rguenther@suse.de>
2634 * tree-vrp.c (set_defs_to_varying): New helper avoiding
2635 writing to vr_const_varying.
2636 (vrp_initialize): Call it.
2637 (vrp_visit_stmt): Likewise.
2638 (evrp_dom_walker::before_dom_children): Likewise.
2640 2016-09-29 Richard Biener <rguenther@suse.de>
2642 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
2643 constructors with vector elements.
2645 2016-09-29 Richard Biener <rguenther@suse.de>
2647 PR tree-optimization/77768
2648 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
2649 with stores to a place we know has a constant value.
2651 2016-09-29 Alan Modra <amodra@gmail.com>
2653 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
2654 * doc/invoke.texi: Document it.
2655 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
2656 (rs6000_passes_float): Comment.
2657 (rs6000_passes_long_double): New static var.
2658 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
2659 (init_cumulative_args): Set up to emit fp .gnu_attribute for
2660 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
2661 to include fp values returned in vectors.
2662 Set rs6000_passes_long_double.
2663 (rs6000_function_arg_advance_1): Likewise for function args.
2664 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
2665 and SPE. Emit long double tag value too.
2666 (rs6000_opt_vars): Add gnu-attr.
2667 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
2668 * configure: Regenerate.
2669 * config.in: Regenerate.
2671 2016-09-28 Jakub Jelinek <jakub@redhat.com>
2673 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
2675 (format_floating, format_string, format_directive,
2676 get_destination_size, pass_sprintf_length::handle_gimple_call):
2679 2016-09-28 Jakub Jelinek <jakub@redhat.com>
2681 * gimple-ssa-sprintf.c: Fix comment formatting.
2682 (format_integer): Use is_gimple_assign.
2683 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
2684 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
2685 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
2686 (pass_sprintf_length::execute): Use is_gimple_call.
2688 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
2690 * gimple-fold.c (gimple_fold_builtin): After failing to fold
2691 strchr, also try the generic folding.
2693 2016-09-28 Martin Sebor <msebor@redhat.com>
2696 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
2699 2016-09-28 Martin Sebor <msebor@redhat.com>
2702 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
2703 length modifier is not expected.
2704 (format_floating): Ignore l length modifier and fail gracefuly
2705 when it isn't one of the other expected ones.
2707 2016-09-28 Martin Sebor <msebor@redhat.com>
2710 * varasm.c (assemble_addr_to_section): Increase local buffer size.
2712 2016-09-27 Richard Biener <rguenther@suse.de>
2714 * dwarf2out.c (cu_die_list): New global.
2715 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
2716 main_comp_unit_die to cu_die_list if we created it.
2717 Move break_out_includes ...
2718 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
2721 2016-09-28 Richard Biener <rguenther@suse.de>
2723 * dwarf2out.c (struct die_struct): Add removed flag.
2724 (lookup_type_die): If the DIE is marked as removed, clear
2725 TYPE_SYMTAB_DIE and return NULL.
2726 (lookup_decl_die): If the DIE is marked as removed, remove it
2727 from the hash and return NULL.
2728 (mark_removed): New helper.
2729 (prune_unused_types_prune): Call it for removed DIEs.
2730 (gen_subprogram_die): Move the premark_used_types call to after
2731 DIEs for the functions scopes are generated.
2732 (process_scope_var): Do not re-create pruned types or type decls.
2733 Make sure to also re-parent type decls.
2734 (dwarf2out_finish): Move unused type pruning and debug_types
2736 (dwarf2out_early_finish): ... here.
2738 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
2740 * config/arc/arc-c.c: New file.
2741 * config/arc/arc-c.def: Likewise.
2742 * config/arc/t-arc: Likewise.
2743 * config.gcc: Include arc-c.o as c and cpp object.
2744 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
2745 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
2746 arc_cpu_cpp_builtins.
2748 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
2750 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
2751 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
2753 2016-09-28 Nathan Sidwell <nathan@acm.org>
2755 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
2758 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
2760 PR tree-optimization/61056
2761 * gimple-fold.c (gimple_fold_builtin_strchr):
2762 New function to optimize strchr (s, 0) to strlen.
2763 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
2765 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
2767 PR tree-optimization/77724
2768 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
2769 Add tree_fits_shwi_p check.
2771 2016-09-27 Jakub Jelinek <jakub@redhat.com>
2773 * auto-inc-dec.c (try_merge): Remove break after return.
2774 * cselib.c (autoinc_split): Likewise.
2775 * explow.c (promote_mode): Likewise.
2776 * fixed-value.c (fixed_arithmetic): Likewise.
2777 * hsa.c (hsa_internal_fn::get_arity): Likewise.
2778 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
2779 * trans-mem.c (get_attrs_for): Likewise.
2780 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
2781 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
2782 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
2783 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
2784 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
2785 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
2786 * config/cris/cris.c (cris_op_str): Likewise.
2787 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
2788 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
2790 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
2792 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
2793 IFN_GOACC_REDUCTION_CODES): New.
2794 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
2795 ifn_goacc_reduction_kind): Use them.
2796 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
2797 of internal functions, when applicable.
2799 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
2801 * config/mips/constraints.md (d): Fix documentation.
2802 * doc/md.texi (Machine Constraints): Update accordingly.
2804 2016-09-27 Richard Biener <rguenther@suse.de>
2806 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
2807 cur_line_info_table initialization ...
2808 (dwarf2out_assembly_start): ... here.
2810 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
2812 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
2813 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
2814 (*thumb2_movhi_vfp): Likewise.
2815 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
2816 template. Expand predicable attribute to mark VMOV.F16 as not
2817 predicable. Add "arch" attribute.
2818 (*thumb2_movhi_fp16): Likewise.
2819 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
2820 (*thumb2_movsi_vfp): Add "arch" attribute.
2822 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
2824 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
2827 2016-09-27 Marek Polacek <polacek@redhat.com>
2829 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
2832 * config/c6x/c6x.h: Adjust fall through comment.
2833 * config/sh/sh.c (final_prescan_insn): Likewise.
2834 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
2835 (visium_expand_fp_cstore): Likewise.
2837 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2839 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
2840 expected by -Wimplicit-fallthrough.
2841 (thumb1_size_rtx_costs): Likewise.
2842 (thumb2_reorg): Likewise.
2843 (tls_mentioned_p): Add "Fall through" comment.
2844 (thumb2_reorg): Likewise.
2845 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
2846 comment form expected by -Wimplicit-fallthrough.
2848 2016-09-27 Martin Liska <mliska@suse.cz>
2850 PR gcov-profile/46266
2851 * input.h (RESERVED_LOCATION_P): New macro.
2852 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
2853 instread of comparison with UNKNOWN_LOCATION.
2855 2016-09-27 Richard Biener <rguenther@suse.de>
2857 PR tree-optimization/77745
2858 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2859 When removing redundant stores make sure to check compatibility
2860 of the TBAA state for downstream accesses.
2861 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
2862 value-numbering virtual operands for store matches.
2864 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
2867 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
2868 movrt patterns. Match them before anything else in the SET case.
2870 2016-09-27 Martin Liska <mliska@suse.cz>
2872 PR gcov-profile/7970
2873 PR gcov-profile/16855
2874 PR gcov-profile/44779
2875 * coverage.c (build_gcov_exit_decl): New function.
2876 (coverage_obj_init): Call the function and generate __gcov_exit
2878 * doc/gcov.texi: Document when __gcov_exit function is called.
2880 2016-09-27 Marek Polacek <polacek@redhat.com>
2883 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
2884 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
2885 -Wno-error instead of -Wno-implicit-fallthrough.
2887 2016-09-27 Martin Liska <mliska@suse.cz>
2890 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
2892 2016-09-27 Jakub Jelinek <jakub@redhat.com>
2894 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
2895 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
2896 comments. Remove break after return.
2897 (ix86_fp_compare_code_to_integer, has_dispatch,
2898 ix86_simd_clone_usable): Remove break after return.
2900 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
2902 PR rlt-optimization/77714
2903 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
2906 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
2909 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
2910 extract_range_from_unary_expr to convert value_range.
2911 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
2912 (extract_range_from_unary_expr): This.
2913 * tree-vrp.h (extract_range_from_unary_expr): Declare.
2915 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
2917 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
2919 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2921 * config/i386/i386.c (ix86_print_operand)
2922 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
2923 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
2924 (epilogue_renumber): Likewise.
2926 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
2929 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
2930 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
2932 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
2934 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
2935 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
2936 is_mm_seq_cst, is_mm_sync): Move to ...
2937 * memmodel.h: This. New file.
2938 * builtins.c: Include memmodel.h.
2939 * optabs.c: Likewise.
2941 * config/aarch64/aarch64.c: Likewise.
2942 * config/alpha/alpha.c: Likewise.
2943 * config/arm/arm.c: Likewise.
2944 * config/i386/i386.c: Likewise.
2945 * config/ia64/ia64.c: Likewise.
2946 * config/mips/mips.c: Likewise.
2947 * config/rs6000/rs6000.c: Likewise.
2948 * config/sparc/sparc.c: Likewise.
2949 * genconditions.c: Include memmodel.h in generated file.
2950 * genemit.c: Likewise.
2951 * genoutput.c: Likewise.
2952 * genpeep.c: Likewise.
2953 * genpreds.c: Likewise.
2954 * genrecog.c: Likewise.
2956 2016-09-26 David Malcolm <dmalcolm@redhat.com>
2958 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
2959 "c" instead when parsing characters. Move operand parsing into...
2960 (read_rtx_operand): ...this new function, renaming "i" to "idx",
2961 and tightening the scope of various locals.
2963 2016-09-26 Liu Hao <lh_mouse@126.com>
2965 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
2967 2016-09-26 Marek Polacek <polacek@redhat.com>
2969 * system.h: Use __has_attribute to check whether the fallthrough
2970 attribute is supported.
2972 2016-09-26 Marek Polacek <polacek@redhat.com>
2974 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
2975 gimple_call_internal_p.
2976 * ipa-split.c (find_return_bb): Likewise.
2977 (execute_split_functions): Likewise.
2978 * omp-low.c (dump_oacc_loop_part): Likewise.
2979 (oacc_loop_xform_head_tail): Likewise.
2980 * predict.c (predict_loops): Likewise.
2981 * sanopt.c (pass_sanopt::execute): Likewise.
2982 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
2983 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
2984 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
2985 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
2986 (expand_ifn_va_arg): Likewise.
2987 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
2988 (optimize_mask_stores): Likewise.
2989 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
2990 (vect_transform_stmt): Likewise.
2991 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
2992 * tsan.c (instrument_memory_accesses): Likewise.
2994 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2995 Alexander Monakov <amonakov@ispras.ru>
2997 * regrename.c (rename_chains): Check
2998 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
2999 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
3000 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
3002 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3004 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
3005 (s390_sched_score): Likewise.
3007 2016-09-26 Martin Liska <mliska@suse.cz>
3009 * doc/gcov.texi: Update program output of gcov tool.
3011 2016-09-26 Martin Liska <mliska@suse.cz>
3013 PR gcov-profile/23332
3014 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
3015 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
3016 * value-prof.c (dump_histogram_value): Do not handle
3017 HIST_TYPE_CONST_DELTA.
3018 (stream_in_histogram_value): Likewise.
3019 (gimple_find_values_to_profile): Likewise.
3020 * value-prof.h (enum hist_type): Likewise.
3022 2016-09-26 Martin Liska <mliska@suse.cz>
3024 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
3025 from default sanitize recover values.
3026 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
3027 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
3028 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
3030 * opts.c (finish_options): Do a generic loop over options
3031 that can be recovered.
3032 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
3034 (common_handle_option): Likewise.
3035 * opts.h: Declare can_recover to sanitizer_opts_s.
3037 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
3039 * target.def(elf_flags_numeric): Change documentation to present tense.
3040 * doc/tm.texi: Regenerate.
3042 2016-09-26 Marek Polacek <polacek@redhat.com>
3045 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
3046 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
3047 -Wno-switch-fallthrough.
3048 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
3049 (expand_builtin): Likewise.
3050 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
3051 * convert.c (convert_to_real_1): Likewise.
3052 (convert_to_integer_1): Likewise.
3053 * final.c (output_alternate_entry_point): Likewise.
3054 * genattrtab.c (make_canonical): Likewise.
3055 (write_test_expr): Likewise.
3056 * genpreds.c (validate_exp): Likewise.
3057 * gimple-ssa-strength-reduction.c
3058 (find_candidates_dom_walker::before_dom_children): Likewise.
3059 * godump.c (go_format_type): Likewise.
3060 * reload1.c (elimination_effects): Likewise.
3061 * resource.c (mark_referenced_resources): Likewise.
3062 (mark_set_resources): Likewise.
3063 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
3064 * varasm.c (output_addressed_constants): Likewise.
3066 2016-09-26 Marek Polacek <polacek@redhat.com>
3069 * common.opt (Wimplicit-fallthrough): New option.
3070 * doc/extend.texi: Document statement attributes and the fallthrough
3072 * doc/invoke.texi: Document -Wimplicit-fallthrough.
3073 * gimple.h (gimple_call_internal_p): New function.
3074 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
3075 (struct label_entry): New struct.
3076 (find_label_entry): New function.
3077 (case_label_p): New function.
3078 (collect_fallthrough_labels): New function.
3079 (last_stmt_in_scope): New function.
3080 (should_warn_for_implicit_fallthrough): New function.
3081 (warn_implicit_fallthrough_r): New function.
3082 (maybe_warn_implicit_fallthrough): New function.
3083 (expand_FALLTHROUGH_r): New function.
3084 (expand_FALLTHROUGH): New function.
3085 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
3086 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
3087 (gimplify_label_expr): New function.
3088 (gimplify_case_label_expr): Set location.
3089 (gimplify_expr): Call gimplify_label_expr.
3090 * internal-fn.c (expand_FALLTHROUGH): New function.
3091 * internal-fn.def (FALLTHROUGH): New internal function.
3092 * langhooks.c (lang_GNU_OBJC): New function.
3093 * langhooks.h (lang_GNU_OBJC): Declare.
3094 * system.h (gcc_fallthrough): Define.
3095 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
3096 * tree.h (FALLTHROUGH_LABEL_P): Define.
3098 2016-09-26 Richard Biener <rguenther@suse.de>
3100 * dwarf2out.c (stripattributes): Remove unused function.
3101 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
3102 Push dwarf_split_debug_info handling into init_sections_and_labels.
3103 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
3104 (DEBUG_MACRO_SECTION_FLAGS): Remove.
3105 (debug_macinfo_section_name): New global.
3106 (output_macinfo): Use debug_macinfo_section_name.
3107 (init_sections_and_labels): Split out section and label generation
3108 from dwarf2out_init. Set debug_macinfo_section_name.
3109 (dwarf2out_init): Move text section label generation and emission
3111 (dwarf2out_assembly_start): ... here.
3112 (dwarf2out_finish): Call init_sections_and_labels before DWARF
3115 2016-09-26 Richard Biener <rguenther@suse.de>
3118 * cgraphunit.c (analyze_functions): Before early removing
3119 global vars calls the late_global_decl debug handler mark
3120 the variable as readonly.
3122 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
3125 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
3126 (sh_rtx_costs): Handle SET of movt and movrt patterns.
3127 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
3128 declare new overloads.
3129 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
3132 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3134 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
3135 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
3137 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
3139 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
3140 * configure: Regenerate.
3142 2016-09-24 Marek Polacek <polacek@redhat.com>
3145 * doc/invoke.texi: Document -Wbool-operation.
3147 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3149 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
3150 * config/rs6000/rs6000.c (expand_block_compare): New function used by
3151 cmpmemsi pattern to do builtin expansion of memcmp ().
3152 (compute_current_alignment): Add helper function for
3153 expand_block_compare used to compute alignment as the compare proceeds.
3154 (select_block_compare_mode): Used by expand_block_compare to select
3155 the mode used for reading the next chunk of bytes in the compare.
3156 (do_load_for_compare): Used by expand_block_compare to emit the load
3157 insns for the compare.
3158 (rs6000_emit_dot_insn): Moved this function to avoid a forward
3159 reference from expand_block_compare ().
3160 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
3161 prototype for this function.
3162 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
3163 target option for controlling how much code inline expansion of
3164 memcmp() will be allowed to generate.
3166 2016-09-23 Jakub Jelinek <jakub@redhat.com>
3168 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
3169 hook_bool_mode_false, hook_bool_mode_true,
3170 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
3171 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
3172 hook_bool_const_rtx_insn_const_rtx_insn_true,
3173 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
3174 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
3175 hook_bool_const_tree_hwi_hwi_const_tree_false,
3176 hook_bool_const_tree_hwi_hwi_const_tree_true,
3177 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
3178 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
3179 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
3180 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
3181 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
3182 hook_bool_const_tree_true, hook_bool_tree_tree_false,
3183 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
3184 hook_bool_rtx_insn_true, hook_bool_rtx_false,
3185 hook_bool_uintp_uintp_false,
3186 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
3187 hook_rtx_tree_int_null, hook_uint_mode_0,
3188 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
3189 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
3190 hook_constcharptr_const_rtx_insn_null,
3191 hook_constcharptr_const_tree_const_tree_null,
3192 hook_constcharptr_int_const_tree_null,
3193 hook_constcharptr_int_const_tree_const_tree_null,
3194 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
3195 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
3196 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
3198 * vec.h (vNULL): Extend comment to say = vNULL initialization
3199 isn't needed for static vars.
3201 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
3202 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
3203 = vNULL initialization of file scope vec.
3204 * passes.c (pass_tab, enabled_pass_uid_range_tab,
3205 disabled_pass_uid_range_tab): Likewise.
3206 * haifa-sched.c (sched_luids, h_i_d): Likewise.
3207 * tree-chkp-opt.c (check_infos): Likewise.
3208 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
3210 * vec.h (vnull::operator vec): Add constexpr keyword for
3213 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
3215 PR tree-optimization/77654
3216 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
3217 to duplicate_ssa_name_ptr_info.
3219 2016-09-23 David Malcolm <dmalcolm@redhat.com>
3221 PR preprocessor/77672
3222 * input.c (selftest::test_lexer_string_locations_simple): Update
3223 test to expect location information of the terminator character
3224 at the location of the final closing quote.
3225 (selftest::test_lexer_string_locations_hex): Likewise.
3226 (selftest::test_lexer_string_locations_oct): Likewise.
3227 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
3228 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
3229 (selftest::test_lexer_string_locations_ucn4): Likewise.
3230 (selftest::test_lexer_string_locations_ucn8): Likewise.
3231 (selftest::test_lexer_string_locations_u8): Likewise.
3232 (selftest::test_lexer_string_locations_utf8_source): Likewise.
3233 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
3234 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
3235 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
3236 (selftest::test_lexer_string_locations_macro): Likewise.
3237 (selftest::test_lexer_string_locations_long_line): Likewise.
3239 2016-09-23 Richard Biener <rguenther@suse.de>
3241 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
3242 virtual definition to virtual use if the call devirtualizes
3243 to a const or pure function.
3244 (visit_use): Also visit calls we can devirtualize to a
3245 const or pure function.
3247 2016-09-23 Richard Biener <rguenther@suse.de>
3249 PR tree-optimization/77697
3250 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
3251 signal error if we have sth ternary or unhandled.
3253 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3255 * config/arm/arm_neon.h (vabd_f16): New.
3289 (vcvt_f16_s16): New.
3290 (vcvt_f16_u16): New.
3291 (vcvt_s16_f16): New.
3292 (vcvt_u16_f16): New.
3293 (vcvtq_f16_s16): New.
3294 (vcvtq_f16_u16): New.
3295 (vcvtq_s16_f16): New.
3296 (vcvtq_u16_f16): New.
3297 (vcvta_s16_f16): New.
3298 (vcvta_u16_f16): New.
3299 (vcvtaq_s16_f16): New.
3300 (vcvtaq_u16_f16): New.
3301 (vcvtm_s16_f16): New.
3302 (vcvtm_u16_f16): New.
3303 (vcvtmq_s16_f16): New.
3304 (vcvtmq_u16_f16): New.
3305 (vcvtn_s16_f16): New.
3306 (vcvtn_u16_f16): New.
3307 (vcvtnq_s16_f16): New.
3308 (vcvtnq_u16_f16): New.
3309 (vcvtp_s16_f16): New.
3310 (vcvtp_u16_f16): New.
3311 (vcvtpq_s16_f16): New.
3312 (vcvtpq_u16_f16): New.
3313 (vcvt_n_f16_s16): New.
3314 (vcvt_n_f16_u16): New.
3315 (vcvtq_n_f16_s16): New.
3316 (vcvtq_n_f16_u16): New.
3317 (vcvt_n_s16_f16): New.
3318 (vcvt_n_u16_f16): New.
3319 (vcvtq_n_s16_f16): New.
3320 (vcvtq_n_u16_f16): New.
3334 (vmul_lane_f16): New.
3337 (vmulq_lane_f16): New.
3359 (vrsqrteq_f16): New.
3363 (vrsqrtsq_f16): New.
3367 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3369 * config.gcc (extra_headers): Add arm_fp16.h
3370 * config/arm/arm_fp16.h: New.
3371 * config/arm/arm_neon.h: Include "arm_fp16.h".
3373 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3375 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
3377 (vmulf): New (v8hf, v4hf variants).
3378 (vfma): New (v8hf, v4hf variants).
3379 (vfms): New (v8hf, v4hf variants).
3380 (vsub): New (v8hf, v4hf variants).
3381 (vcage): New (v8hf, v4hf variants).
3382 (vcagt): New (v8hf, v4hf variants).
3383 (vcale): New (v8hf, v4hf variants).
3384 (vcalt): New (v8hf, v4hf variants).
3385 (vceq): New (v8hf, v4hf variants).
3386 (vcgt): New (v8hf, v4hf variants).
3387 (vcge): New (v8hf, v4hf variants).
3388 (vcle): New (v8hf, v4hf variants).
3389 (vclt): New (v8hf, v4hf variants).
3390 (vceqz): New (v8hf, v4hf variants).
3391 (vcgez): New (v8hf, v4hf variants).
3392 (vcgtz): New (v8hf, v4hf variants).
3393 (vcltz): New (v8hf, v4hf variants).
3394 (vclez): New (v8hf, v4hf variants).
3395 (vabd): New (v8hf, v4hf variants).
3396 (vmaxf): New (v8hf, v4hf variants).
3397 (vmaxnm): New (v8hf, v4hf variants).
3398 (vminf): New (v8hf, v4hf variants).
3399 (vminnm): New (v8hf, v4hf variants).
3400 (vpmaxf): New (v4hf variant).
3401 (vpminf): New (v4hf variant).
3402 (vpadd): New (v4hf variant).
3403 (vrecps): New (v8hf, v4hf variants).
3404 (vrsqrts): New (v8hf, v4hf variants).
3405 (vabs): New (v8hf, v4hf variants).
3406 (vneg): New (v8hf, v4hf variants).
3407 (vrecpe): New (v8hf, v4hf variants).
3408 (vrnd): New (v8hf, v4hf variants).
3409 (vrnda): New (v8hf, v4hf variants).
3410 (vrndm): New (v8hf, v4hf variants).
3411 (vrndn): New (v8hf, v4hf variants).
3412 (vrndp): New (v8hf, v4hf variants).
3413 (vrndx): New (v8hf, v4hf variants).
3414 (vrsqrte): New (v8hf, v4hf variants).
3415 (vmul_lane): Add v4hf and v8hf variants.
3416 (vmul_n): Add v4hf and v8hf variants.
3417 (vext): New (v8hf, v4hf variants).
3418 (vcvts): New (v8hi, v4hi variants).
3419 (vcvts): New (v8hf, v4hf variants).
3420 (vcvtu): New (v8hi, v4hi variants).
3421 (vcvtu): New (v8hf, v4hf variants).
3422 (vcvts_n): New (v8hf, v4hf variants).
3423 (vcvtu_n): New (v8hi, v4hi variants).
3424 (vcvts_n): New (v8hi, v4hi variants).
3425 (vcvtu_n): New (v8hf, v4hf variants).
3426 (vbsl): New (v8hf, v4hf variants).
3427 (vcvtas): New (v8hf, v4hf variants).
3428 (vcvtau): New (v8hf, v4hf variants).
3429 (vcvtms): New (v8hf, v4hf variants).
3430 (vcvtmu): New (v8hf, v4hf variants).
3431 (vcvtns): New (v8hf, v4hf variants).
3432 (vcvtnu): New (v8hf, v4hf variants).
3433 (vcvtps): New (v8hf, v4hf variants).
3434 (vcvtpu): New (v8hf, v4hf variants).
3436 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3438 * config/arm/arm-builtins.c (hf_UP): New.
3440 (vfp_builtin_data): New. Update comment.
3441 (enum arm_builtins): Include "arm_vfp_builtins.def".
3442 (ARM_BUILTIN_VFP_PATTERN_START): New.
3443 (arm_init_vfp_builtins): New.
3444 (arm_init_builtins): Add arm_init_vfp_builtins.
3445 (arm_expand_vfp_builtin): New.
3446 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
3448 * config/arm/arm_vfp_builtins.def: New file.
3449 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
3450 (arm-builtins.o): Likewise.
3452 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
3455 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
3456 from constant while creating value range.
3458 2016-09-23 Renlin Li <renlin.li@arm.com>
3460 * ira.c (ira): Move ira_use_lra_p initialization code to ...
3461 (ira_init_once): Here.
3463 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
3464 Jakub Jelinek <jakub@redhat.com>
3466 * hooks.h (hook_uint_uintp_false): Rename to...
3467 (hook_bool_uint_uintp_false): ... this.
3468 * hooks.c (hook_uint_uintp_false): Rename to...
3469 (hook_bool_uint_uintp_false): ... this.
3470 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
3471 instead of hook_uint_uintp_false.
3473 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3475 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
3476 (arm_init_builtins): Move body of a loop to the standalone
3477 function arm_init_neon_builtin.
3478 (arm_expand_neon_builtin_1): New. Update comment. Function body
3479 moved from arm_neon_builtin with some white-space fixes.
3480 (arm_expand_neon_builtin): Move code into the standalone function
3481 arm_expand_neon_builtin_1.
3483 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3485 * config/arm/iterators.md (VCVTHI): New.
3486 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
3490 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
3491 (V_HALF): Add V4HF. Fix white-space.
3492 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
3493 (V_s_elem): Likewise.
3494 (V_sz_elem): Fix white-space.
3495 (V_elem_ch): Likewise.
3497 (scalar_mul_constraint): Add V8HF and V4HF.
3498 (Is_float_mode): Fix white-space.
3499 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
3500 (q): Add HF. Fix white-space.
3503 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
3504 (neon_vfm_lane_as): New.
3505 * config/arm/neon.md (add<mode>3_fp16): New.
3506 (sub<mode>3_fp16): New.
3507 (mul<mode>3add<mode>_neon): New.
3508 (fma<VH:mode>4_intrinsic): New.
3509 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
3510 (fmsub<VH:mode>4_intrinsic): New.
3511 (<absneg_str><mode>2): New.
3512 (neon_v<absneg_str><mode>): New.
3513 (neon_v<fp16_rnd_str><mode>): New.
3514 (neon_vrsqrte<mode>): New.
3515 (neon_vpaddv4hf): New.
3516 (neon_vadd<mode>): New.
3517 (neon_vsub<mode>): New.
3518 (neon_vmulf<mode>): New.
3519 (neon_vfma<VH:mode>): New.
3520 (neon_vfms<VH:mode>): New.
3521 (neon_vc<cmp_op><mode>): New.
3522 (neon_vc<cmp_op><mode>_fp16insn): New
3523 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
3524 (neon_vca<cmp_op><mode>): New.
3525 (neon_vca<cmp_op><mode>_fp16insn): New.
3526 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
3527 (neon_vc<cmp_op>z<mode>): New.
3528 (neon_vabd<mode>): New.
3529 (neon_v<maxmin>f<mode>): New.
3530 (neon_vp<maxmin>fv4hf: New.
3531 (neon_<fmaxmin_op><mode>): New.
3532 (neon_vrecps<mode>): New.
3533 (neon_vrsqrts<mode>): New.
3534 (neon_vrecpe<mode>): New (VH variant).
3535 (neon_vdup_lane<mode>_internal): New.
3536 (neon_vdup_lane<mode>): New.
3537 (neon_vcvt<sup><mode>): New (VCVTHI variant).
3538 (neon_vcvt<sup><mode>): New (VH variant).
3539 (neon_vcvt<sup>_n<mode>): New (VH variant).
3540 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
3541 (neon_vcvt<vcvth_op><sup><mode>): New.
3542 (neon_vmul_lane<mode>): New.
3543 (neon_vmul_n<mode>): New.
3544 * config/arm/unspecs.md (UNSPEC_VCALE): New
3545 (UNSPEC_VCALT): New.
3546 (UNSPEC_VFMA_LANE): New.
3547 (UNSPECS_VFMS_LANE): New.
3549 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3551 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
3552 ("*extzv<mode><clobbercc_or_nocc>"):
3553 Correct a typo in a comment.
3555 ("*insv<mode>_zEC12", "*insv<mode>_z10")
3556 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
3557 ("*insv<mode>_zEC12_appendbitsleft")
3558 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
3559 ("*insv<mode>_z10_appendbitsleft"): Ditto.
3560 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
3561 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
3562 Provide pattern with operands switched.
3563 ("*pre_z10_extv<mode>"):
3564 Use new subst patterns.
3565 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
3566 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
3567 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
3568 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
3569 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
3570 ("*<risbg_n>_sidi_ior_and_lshiftrt")
3571 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
3573 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
3574 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
3575 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
3577 ("SINT"): New mode_iterator with SI, HI, QI.
3578 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
3579 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
3582 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3584 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
3585 new interface of s390_contiguous_bitmask_p.
3586 ("contiguous_bitmask_nowrap_operand"): New predicate.
3587 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
3588 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
3589 of s390_contiguous_bitmask_p.
3590 ("NxxDw"): Rename NxxDq constraint to NxxDw.
3591 ("NxxSw"): New constraint.
3592 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
3593 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
3595 (s390_contiguous_bitmask_nowrap_p): Export.
3596 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
3597 former s390_contiguous_bitmask_p.
3598 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
3599 detect contiguous bit ranges with wraparound. Change signature to
3600 return START and END position instead of POS and LENGTH.
3601 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
3602 ranges with wraparound.
3603 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
3604 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
3605 Adapt to new signature of s390_contiguous_bitmask_p.
3607 2016-09-23 Bin Cheng <bin.cheng@arm.com>
3609 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
3610 (create_intersect_range_checks): New.
3611 (vect_create_cond_for_alias_checks): Call above function.
3613 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3615 * config/arm/iterators.md (Code iterators): Fix some white-space
3619 (FCVT): Moved from vfp.md.
3620 (VCVT_HF_US_N): New.
3621 (VCVT_SI_US_N): New.
3626 (FCVTI32typename): Moved from vfp.md.
3627 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
3628 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
3629 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
3630 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
3631 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
3633 (fp16_rnd_str): New.
3634 (fp16_rnd_insn): New.
3635 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
3636 (UNSPEC_VCVT_HF_U_N): New.
3637 (UNSPEC_VCVT_SI_S_N): New.
3638 (UNSPEC_VCVT_SI_U_N): New.
3639 (UNSPEC_VCVTH_S): New.
3640 (UNSPEC_VCVTH_U): New.
3641 (UNSPEC_VCVTA_S): New.
3642 (UNSPEC_VCVTA_U): New.
3643 (UNSPEC_VCVTM_S): New.
3644 (UNSPEC_VCVTM_U): New.
3645 (UNSPEC_VCVTN_S): New.
3646 (UNSPEC_VCVTN_U): New.
3647 (UNSPEC_VCVTP_S): New.
3648 (UNSPEC_VCVTP_U): New.
3649 (UNSPEC_VCVTP_S): New.
3650 (UNSPEC_VCVTP_U): New.
3652 (UNSPEC_VRNDA): New.
3653 (UNSPEC_VRNDI): New.
3654 (UNSPEC_VRNDM): New.
3655 (UNSPEC_VRNDN): New.
3656 (UNSPEC_VRNDP): New.
3657 (UNSPEC_VRNDX): New.
3658 * config/arm/vfp.md (<absneg_str>hf2): New.
3660 (neon_v<fp16_rnd_str>hf): New.
3661 (neon_vrndihf): New.
3666 (*mulsf3neghf_vfp): New.
3667 (*negmulhf3_vfp): New.
3668 (*mulsf3addhf_vfp): New.
3669 (*mulhf3subhf_vfp): New.
3670 (*mulhf3neghfaddhf_vfp): New.
3671 (*mulhf3neghfsubhf_vfp): New.
3674 (fmsubhf4_fp16): New.
3678 (neon_vsqrthf): New.
3679 (neon_vrsqrtshf): New.
3680 (FCVT): Move to iterators.md.
3681 (FCVTI32typename): Likewise.
3682 (neon_vcvth<sup>hf): New.
3683 (neon_vcvth<sup>si): New.
3684 (neon_vcvth<sup>_nhf_unspec): New.
3685 (neon_vcvth<sup>_nhf): New.
3686 (neon_vcvth<sup>_nsi_unspec): New.
3687 (neon_vcvth<sup>_nsi): New.
3688 (neon_vcvt<vcvth_op>h<sup>si): New.
3689 (neon_<fmaxmin_op>hf): New.
3691 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3693 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
3694 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
3695 ("*insv<mode>_zEC12_appendbitsleft")
3696 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
3697 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
3699 2016-09-23 Jakub Jelinek <jakub@redhat.com>
3701 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
3702 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
3703 construct values without normalization.
3704 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
3705 static local lhs_ops to vNULL.
3707 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3708 Jiong Wang <jiong.wang@arm.com>
3710 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
3711 available when FP16 instructions are available.
3712 (output_move_vfp): Add support for 16-bit data moves.
3713 (arm_validize_comparison): Fix some white-space. Support HFmode
3714 by conversion to SFmode.
3715 * config/arm/arm.md (truncdfhf2): Fix a comment.
3716 (extendhfdf2): Likewise.
3718 (movsicc): Fix some white-space.
3720 (movsfcc): Fix some white-space.
3722 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
3723 instructions are available.
3724 (*thumb2_movhi_vfp): Likewise.
3725 (*arm_movhi_fp16): New.
3726 (*thumb2_movhi_fp16): New.
3727 (*movhf_vfp_fp16): New.
3728 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
3729 (*movhf_vfp): Likewise.
3730 (extendhfsf2): Enable when VFP FP16 instructions are available.
3731 (truncsfhf2): Enable when VFP FP16 instructions are available.
3733 2016-09-23 Martin Liska <mliska@suse.cz>
3735 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
3737 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3739 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
3741 (arm_evpc_neon_vtrn): Likewise.
3742 (arm_evpc_neon_vrev): Likewise.
3743 (arm_evpc_neon_vext): Likewise.
3744 * config/arm/arm_neon.h (vbsl_f16): New.
3748 (vdup_lane_f16): New.
3749 (vdupq_lane_f16): New.
3762 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
3763 (vdup_lane): New (v8hf, v4hf variants).
3764 (vext): New (v8hf, v4hf variants).
3765 (vbsl): New (v8hf, v4hf variants).
3766 * config/arm/iterators.md (VDQWH): New.
3768 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
3769 (Scalar_mul_8_16): Fix white-space.
3770 (Is_d_reg): Add V4HF and V8HF.
3771 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
3772 (neon_vdup_lane<mode>): New.
3773 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
3774 (*neon_vtrn<mode>_insn): Likewise.
3775 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
3776 (*neon_vzip<mode>_insn): Likewise
3777 (neon_vuzp<mode>_internal): Likewise.
3778 (*neon_vuzp<mode>_insn): Likewise
3779 * config/arm/vec-common.md (vec_perm_const<mode>): New.
3781 2016-09-23 Jiong Wang <jiong.wang@arm.com>
3782 Matthew Wahab <matthew.wahab@arm.com>
3784 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
3785 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
3786 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
3787 available. Also fix some white-space.
3788 * config/arm/vfp.md (*arm_movhi_vfp): New.
3789 (*thumb2_movhi_vfp): New.
3791 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3793 * config/arm/arm-c.c (arm_cpu_builtins): Define
3794 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
3795 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
3797 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3799 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
3800 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
3801 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
3802 arm_v8_2a_fp16_neon_hw.
3803 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
3806 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3808 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
3809 arm_fp16_alternative_ok and arm_fp16_none_ok.
3811 2016-09-23 Martin Liska <mliska@suse.cz>
3813 * ipa-icf.c (sem_variable::merge): Replace adress with address.
3815 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3817 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
3819 ("armv8.2-a+fp16"): New.
3820 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
3821 (FL2_FP16INST): New.
3822 (FL2_FOR_ARCH8_2A): New.
3823 * config/arm/arm-tables.opt: Regenerate.
3824 * config/arm/arm.c (arm_arch8_2): New.
3825 (arm_fp16_inst): New.
3826 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
3827 for incompatible fp16-format settings.
3828 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
3829 (TARGET_NEON_FP16INST): New.
3830 (arm_arch8_2): Declare.
3831 (arm_fp16_inst): Declare.
3832 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
3833 march=armv8.2-a and march=armv8.2-a+fp16.
3834 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
3836 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
3837 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
3839 2016-09-23 Martin Liska <mliska@suse.cz>
3841 * doc/extend.texi: Remove fused-madd from i386 target options.
3843 2016-09-23 Martin Liska <mliska@suse.cz>
3845 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3848 2016-09-23 Martin Liska <mliska@suse.cz>
3850 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3853 2016-09-23 Martin Liska <mliska@suse.cz>
3856 * config/i386/i386.c (ix86_option_override_internal): Change
3857 signature and return false when there's an error related to
3859 (release_options_strings): New function.
3860 (ix86_valid_target_attribute_tree): Call the function.
3862 2016-09-23 Jakub Jelinek <jakub@redhat.com>
3864 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
3865 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
3866 (gen_hsa_ctor_assignment): Likewise.
3867 * print-tree.c (print_node): Likewise.
3868 * tree-dump.c (dequeue_and_dump): Likewise.
3869 * tree-sra.c (sra_modify_constructor_assign): Likewise.
3870 * expr.c (store_constructor): Likewise.
3871 * fold-const.c (operand_equal_p): Likewise.
3872 * tree-pretty-print.c (dump_generic_node): Likewise.
3873 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
3874 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
3876 2016-09-23 Richard Biener <rguenther@suse.de>
3878 * hooks.h (hook_uint_uintp_false): Declare.
3880 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3882 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
3883 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
3885 2016-09-22 Martin Sebor <msebor@redhat.com>
3888 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
3889 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
3890 (target_int_min): Correct computation.
3891 (format_integer): Use long long as the argument for the ll length
3893 (format_floating): Use target_int_max().
3894 (get_string_length): Same.
3895 (format_string): Avoid setting the bounded flag for strings
3897 (try_substitute_return_value): Avoid setting range info when
3898 the result isn't bounded.
3899 * varasm.c (assemble_name): Increase buffer size.
3901 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
3902 Terry Guo <terry.guo@arm.com>
3904 * target.def (elf_flags_numeric): New target hook.
3905 * targhooks.h (default_asm_elf_flags_numeric): New.
3906 * varasm.c (default_asm_elf_flags_numeric): New.
3907 (default_elf_asm_named_section): Use new target hook.
3908 * config/arm/arm.opt (mpure-code): New.
3909 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
3910 * config/arm/arm.c (arm_asm_init_sections): Add section
3911 attribute to default text section if -mpure-code.
3912 (arm_option_check_internal): Diagnose use of option with
3913 non supported targets and/or options.
3914 (arm_asm_elf_flags_numeric): New.
3915 (arm_function_section): New.
3916 (arm_elf_section_type_flags): New.
3917 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
3919 * gcc/doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
3920 * gcc/doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
3922 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
3924 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
3926 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3928 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
3929 * rtl.h: Adjust prototype.
3931 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3933 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
3934 (prev_active_insn): Likewise.
3935 (active_insn_p): Likewise.
3936 * rtl.h: Adjust prototypes.
3937 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
3938 * config/arc/arc.md: Likewise.
3939 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
3940 (branch_needs_nop_p): Likewise.
3941 (use_skip_p): Likewise.
3942 * config/sh/sh.c (gen_block_redirect): Likewise.
3943 (split_branches): Likewise.
3944 * reorg.c (optimize_skip): Likewise.
3945 (fill_simple_delay_slots): Likewise.
3946 (fill_slots_from_thread): Likewise.
3947 (relax_delay_slots): Likewise.
3948 * resource.c (mark_target_live_regs): Likewise.
3950 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3952 * config/cris/cris.c (cris_asm_output_case_end): Change argument
3954 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
3955 (prev_nonnote_nondebug_insn): Likewise.
3956 * config/cris/cris-protos.h: Adjust prototype.
3958 * jump.c (rtx_renumbered_equal_p): Adjust.
3960 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3962 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
3963 * rtl.h: Adjust prototype.
3964 * config/sh/sh.md: Adjust.
3965 * dwarf2out.c (add_var_loc_to_decl): Likewise.
3967 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3969 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
3970 (prev_nondebug_insn): Likewise.
3971 * loop-doloop.c (doloop_condition_get): Likewise.
3972 * rtl.h: Adjust prototype.
3973 * cfgloop.h: Likewise.
3975 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3977 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
3978 (prev_nonnote_insn): Likewise.
3979 * jump.c (reversed_comparison_code_parts): Likewise.
3980 (reversed_comparison): Likewise.
3981 * rtl.h: Adjust prototypes.
3982 * config/arc/arc.md: Adjust.
3983 * cse.c (find_comparison_args): Likewise.
3984 * reorg.c (redundant_insn): Change return type to rtx_insn *.
3985 (fix_reg_dead_note): Change argument type to rtx_insn *.
3986 (delete_prior_computation): Likewise.
3987 (delete_computation): Likewise.
3988 (fill_slots_from_thread): Adjust.
3989 (relax_delay_slots): Likewise.
3990 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
3991 (simplify_relational_operation_1): Likewise.
3992 (simplify_ternary_operation): Likewise.
3994 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3996 * config/arc/arc-protos.h (arc_label_align): Change type of
3997 variables from rtx to rtx_insn *.
3998 * config/arc/arc.c (arc_label_align): Likewise.
3999 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
4000 * config/bfin/bfin.c (workaround_speculation): Likewise.
4001 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
4002 (find_last_same_clock): Likewise.
4003 (reorg_split_calls): Likewise.
4004 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
4005 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
4006 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
4007 (same_cmp_following_p): Likewise.
4008 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
4009 (same_cmp_following_p): Likwise.
4010 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
4011 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
4012 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
4013 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
4014 (rl78_alloc_physical_registers_cmp): Likewise.
4015 (rl78_alloc_physical_registers_umul): Likewise.
4016 (rl78_calculate_death_notes): Likewise.
4017 * config/s390/s390-protos.h (s390_label_align): Likewise.
4018 * config/s390/s390.c (s390_label_align): Likewise.
4019 * config/sh/sh.c (barrier_align): Likewise.
4020 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
4021 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
4022 (emit_cbcond_nop): Likewise.
4024 2016-09-22 Martin Liska <mliska@suse.cz>
4027 * ipa-icf.c (sem_variable::merge): Yield merge operation if
4028 alias address matters, not necessarily address of original.
4030 2016-09-22 Richard Biener <rguenther@suse.de>
4033 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
4036 2016-09-22 Richard Biener <rguenther@suse.de>
4039 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
4040 from constant folding results.
4041 (gimple_resimplify2): Likewise.
4042 (gimple_resimplify3): Likewise.
4044 2016-09-22 Richard Biener <rguenther@suse.de>
4047 * expr.c (expand_expr_real_1): Guard array access against negative
4050 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4052 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
4054 (format_floating): Likewise.
4056 2016-09-22 Jakub Jelinek <jakub@redhat.com>
4059 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
4060 for all IFN_GOMP_SIMD_* internal fns, not just for
4061 IFN_GOMP_SIMD_ORDERED_*.
4063 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4066 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
4067 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
4068 instructions when you want to invert the test.
4069 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
4070 correct order for XXSEL.
4071 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
4072 for using XSCMP{EQ,GT,GE}DP.
4074 2016-09-21 David Malcolm <dmalcolm@redhat.com>
4076 * genconstants.c (main): Introduce noop_reader and convert call
4077 to read_md_files to a method call.
4078 * genenums.c (main): Likewise.
4079 * genmddeps.c (main): Likewise.
4080 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
4081 rtx_reader_ptr->get_top_level_filename ().
4082 (write_tm_preds_h): Likewise.
4083 (write_insn_preds_c): Likewise.
4084 * gensupport.c (class gen_reader): New subclass of rtx_reader.
4085 (rtx_handle_directive): Convert to...
4086 (gen_reader::handle_unknown_directive): ...this.
4087 (init_rtx_reader_args_cb): Convert return type from bool to
4088 rtx_reader *. Create a gen_reader instance, using it for the
4089 call to read_md_files. Return it if no errors occur.
4090 (init_rtx_reader_args): Convert return type from bool to
4092 * gensupport.h (init_rtx_reader_args_cb): Likewise.
4093 (init_rtx_reader_args_cb): Likewise.
4094 * read-md.c (struct file_name_list): Move to class rtx_reader.
4095 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
4096 (read_md_filename): Delete in favor of
4097 rtx_reader::m_read_md_filename.
4098 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
4099 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
4100 (base_dir): Delete in favor of rtx_reader::m_base_dir.
4101 (first_dir_md_include): Delete in favor of
4102 rtx_reader::m_first_dir_md_include.
4103 (last_dir_md_include_ptr): Delete in favor of
4104 rtx_reader::m_last_dir_md_include_ptr.
4105 (max_include_len): Delete.
4106 (rtx_reader_ptr): New.
4107 (fatal_with_file_and_line): Use get_filename and get_lineno
4108 accessors of rtx_reader_ptr.
4109 (require_char_ws): Likewise.
4110 (rtx_reader::read_char): New method, based on ::read_char.
4111 (rtx_reader::unread_char): New method, based on ::unread_char.
4112 (read_escape): Use get_filename and get_lineno accessors of
4114 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
4115 (read_string): Use get_filename and get_lineno accessors of
4117 (rtx_reader::rtx_reader): New ctor.
4118 (rtx_reader::~rtx_reader): New dtor.
4119 (handle_include): Convert from a function to...
4120 (rtx_reader::handle_include): ...this method, converting
4121 handle_directive from a callback to a virtual function.
4122 (handle_file): Likewise, converting to...
4123 (rtx_reader::handle_file): ...this method.
4124 (handle_toplevel_file): Likewise, converting to...
4125 (rtx_reader::handle_toplevel_file): ...this method.
4126 (rtx_reader::get_current_location): New method.
4127 (parse_include): Convert from a function to...
4128 (rtx_reader::add_include_path): ...this method, dropping redundant
4129 update to unused max_include_len.
4130 (read_md_files): Convert from a function to...
4131 (rtx_reader::read_md_files): ...this method, converting
4132 handle_directive from a callback to a virtual function.
4133 (noop_reader::handle_unknown_directive): New method.
4134 * read-md.h (directive_handler_t): Delete this typedef.
4136 (read_md_file): Delete.
4137 (read_md_lineno): Delete.
4138 (read_md_filename): Delete.
4139 (class rtx_reader): New class.
4140 (rtx_reader_ptr): New decl.
4141 (class noop_reader): New subclass of rtx_reader.
4142 (read_char): Reimplement in terms of rtx_reader::read_char.
4143 (unread_char): Reimplement in terms of rtx_reader::unread_char.
4144 (read_md_files): Delete.
4145 * read-rtl.c (read_rtx_code): Update for deletion of globals
4146 read_md_filename and read_md_lineno.
4148 2016-09-21 Jason Merrill <jason@redhat.com>
4150 * input.h (from_macro_definition_at): New.
4152 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
4154 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
4156 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
4158 PR tree-optimization/77550
4159 * tree-vect-stmts.c (create_array_ref): Change parameters.
4160 (get_group_alias_ptr_type): New function.
4161 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
4163 2016-09-21 Marek Polacek <polacek@redhat.com>
4165 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
4166 Add falls through comment.
4168 2016-09-21 Richard Biener <rguenther@suse.de>
4170 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
4171 (replace_child): Likewise.
4172 (remove_child_TAG): Adjust.
4173 (move_marked_base_types): Likewise.
4174 (prune_unused_types_prune): Clear die_sib of removed children.
4176 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
4179 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
4180 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
4182 2016-09-21 Richard Biener <rguenther@suse.de>
4184 PR tree-optimization/77648
4185 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
4187 (make_transitive_closure_constraints): Adjust comment.
4188 (make_any_offset_constraints): New function.
4189 (handle_rhs_call): Make sure to first expand a pointer to all
4190 subfields before transitively closing it.
4191 (handle_const_call): Likewise. Properly expand returned
4193 (handle_pure_call): Likewise.
4195 2016-09-21 Richard Biener <rguenther@suse.de>
4196 Jakub Jelinek <jakub@redhat.com>
4198 PR tree-optimization/77621
4199 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
4200 group at non-vectorizable stmts.
4202 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4204 PR tree-optimization/72835
4205 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
4206 (make_new_ssa_for_all_defs): Likewise.
4207 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
4209 2016-09-20 Martin Sebor <msebor@redhat.com>
4212 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
4213 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
4214 * config/linux.c (gnu_libc_printf_pointer_format): New function.
4215 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
4216 * config/sol2.c (solaris_printf_pointer_format): New function.
4217 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
4219 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
4220 * doc/tm.texi: Regenerate.
4221 * gimple-fold.h (get_range_strlen): New function.
4222 (get_maxval_strlen): Declare existing function.
4223 * gimple-fold.c (get_range_strlen): Add arguments and compute both
4224 maximum and minimum.
4225 (get_range_strlen): Define overload.
4226 (get_maxval_strlen): Adjust.
4227 * gimple-ssa-sprintf.c: New file and pass.
4228 * passes.def (pass_sprintf_length): Add new pass.
4229 * targhooks.h (default_printf_pointer_format): Declare new function.
4230 (gnu_libc_printf_pointer_format): Same.
4231 (solaris_libc_printf_pointer_format): Same.
4232 * targhooks.c (default_printf_pointer_format): Define new function.
4233 * tree-pass.h (make_pass_sprintf_length): Declare new function.
4234 * print-tree.c: Increase buffer size.
4236 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4238 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
4240 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4242 * common.opt: New option -fipa-vrp.
4243 * ipa-cp.c (ipa_get_vr_lat): New.
4244 (ipcp_vr_lattice::print): Likewise.
4245 (print_all_lattices): Call ipcp_vr_lattice::print.
4246 (ipcp_vr_lattice::meet_with): New.
4247 (ipcp_vr_lattice::meet_with_1): Likewise.
4248 (ipcp_vr_lattice::top_p): Likewise.
4249 (ipcp_vr_lattice::bottom_p): Likewsie.
4250 (ipcp_vr_lattice::set_to_bottom): Likewise.
4251 (set_all_contains_variable): Call VR set_to_bottom.
4252 (initialize_node_lattices): Init VR lattices.
4253 (propagate_vr_accross_jump_function): New.
4254 (propagate_constants_accross_call): Call
4255 propagate_vr_accross_jump_function.
4256 (ipcp_store_vr_results): New.
4257 (ipcp_driver): Handle VR.
4258 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
4259 (ipa_set_jf_unknown): Likewise.
4260 (ipa_compute_jump_functions_for_edge): Likewise.
4261 (ipa_node_params_t::duplicate): Likewise.
4262 (ipa_write_jump_function): Likewise.
4263 (ipa_read_jump_function): Likewise.
4264 (write_ipcp_transformation_info): Likewise.
4265 (read_ipcp_transformation_info): Likewise.
4266 (ipcp_update_vr): New.
4267 (ipcp_transform_function): Handle VR.
4268 * ipa-prop.h (struct ipa_vr): New.
4269 * cgraph.c: Include tree-vrp.h.
4270 * cgraphunit.c: Likewise.
4271 * ipa-utils.c: Likewise.
4274 * toplev.c: Likewise.
4275 * ipa-devirt.c: Likewise.
4276 * ipa-inline-transform.c: Likewise.
4277 * ipa-inline.c: Likewise.
4278 * ipa-profile.c: Likewise.
4280 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4282 * doc/invoke.texi: Document -fdump-tree-evrp.
4283 * passes.def: Define new pass_early_vrp.
4284 * timevar.def: Define new TV_TREE_EARLY_VRP.
4285 * tree-pass.h (make_pass_early_vrp): New.
4286 * tree-ssa-propagate.c: Make replace_uses_in non static.
4287 * tree-ssa-propagate.h: Export replace_uses_in.
4288 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
4289 (extract_range_from_assert): Factor out
4290 extract_range_for_var_from_comparison_expr.
4291 (vrp_initialize_lattice): New.
4292 (vrp_initialize): Factor out vrp_initialize_lattice.
4293 (vrp_valueize): Fix it to reject complex value ranges.
4294 (vrp_free_lattice): New.
4295 (evrp_dom_walker::before_dom_children): Likewise.
4296 (evrp_dom_walker::after_dom_children): Likewise.
4297 (evrp_dom_walker::push_value_range): Likewise.
4298 (evrp_dom_walker::pop_value_range): Likewise.
4299 (execute_early_vrp): Likewise.
4300 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
4301 (make_pass_early_vrp): New.
4303 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
4305 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
4306 instead of exact_log2.
4308 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
4311 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
4312 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
4313 (ix86_add_stmt_cost): Penalize DFmode vector operations
4314 for !TARGET_VECTORIZE_DOUBLE.
4316 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
4318 * doc/invoke.texi (Warning Options): Simplify language.
4319 (Optimize Options): Complete sentence.
4321 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
4323 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
4326 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
4329 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
4330 inits on power8 and above, use the VMRGEW instruction instead of a
4333 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
4334 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
4337 2016-09-20 Tamar Christina <tamar.christina@arm.com>
4339 * config/aarch64/arm_neon.h
4340 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
4341 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
4342 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
4344 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
4346 * config/var/vax.h (ELIMINABLE_REGS): Define.
4347 (INITIAL_ELIMINATION_OFFSET): Define.
4349 2016-09-20 Jakub Jelinek <jakub@redhat.com>
4352 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
4353 cast to void * if the cast is from some other pointer type.
4355 2016-09-20 Richard Biener <rguenther@suse.de>
4357 PR tree-optimization/77646
4358 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
4361 2016-09-20 Tamar Christina <tamar.christina@arm.com>
4363 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
4364 attributes to all inlined functions and make them extern.
4366 2016-09-20 Richard Biener <rguenther@suse.de>
4368 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
4370 * debug.c (do_nothing_debug_hooks): Adjust.
4371 * dbxout.c (dbx_debug_hooks): Likewise.
4372 * sdbout.c (sdb_debug_hooks): Likewise.
4373 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
4374 (dwarf2out_finish): Move producer, filename and
4376 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
4377 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
4379 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
4382 * doc/invoke.texi: Document -Wint-in-bool-context.
4385 * dwarf2out.c (output_loc_operands): Fix an assertion.
4387 2016-09-19 Joseph Myers <joseph@codesourcery.com>
4389 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
4390 (CR_DECIMAL_DIG): New macro.
4392 2016-09-19 Joseph Myers <joseph@codesourcery.com>
4394 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
4397 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
4399 PR rtl-optimization/77416
4400 * lra-remat.c (operand_to_remat): Process hard coded insn
4403 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4405 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
4406 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
4408 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
4410 * target.def (lra_p): Wordsmithing.
4411 * doc/tm.texi: Regenerate.
4413 2016-09-19 Jakub Jelinek <jakub@redhat.com>
4414 Jan Hubicka <jh@suse.cz>
4417 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
4418 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
4419 Call ultimate_alias_target just once, not up to 4 times.
4421 2016-09-19 Richard Biener <rguenther@suse.de>
4423 * dwarf2out.c (early_dwarf_finished): New global.
4424 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
4426 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
4427 if called from LTO exit early.
4428 (dwarf2out_late_global_decl): When being during the early
4429 debug phase do not add locations but only const value attributes.
4430 Adjust the way we generate early DIEs for LTO.
4432 2016-09-19 Richard Biener <rguenther@suse.de>
4435 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
4436 proper niter to bound the loops.
4438 2016-09-19 Richard Biener <rguenther@suse.de>
4440 PR tree-optimization/77514
4441 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
4442 search for folded stmt.
4444 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
4446 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
4447 * tree-pass.h (make_pass_early_thread_jumps): Declare.
4448 * tree-ssa-threadbackward.c (fsm_find_thread_path,
4449 fsm_find_thread_path, profitable_jump_thread_path,
4450 fsm_find_control_statement_thread_paths,
4451 find_jump_threads_backwards): Add speed_p parameter.
4452 (pass_data_early_thread_jumps): New pass.
4453 (make_pass_early_thread_jumps): New function.
4455 2016-09-17 Andreas Schwab <schwab@suse.de>
4457 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
4458 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
4460 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
4462 * recog.c (rest_of_handle_split_after_reload): Delete.
4463 (pass_split_after_reload::gate): New method.
4464 (pass_split_after_reload::execute): Call split_all_insns directly.
4466 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
4468 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
4469 parameters for functions taking long long arguments.
4471 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4474 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
4475 splat with truncate.
4477 2016-09-16 Jason Merrill <jason@redhat.com>
4479 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
4481 * hwint.c (exact_log2): Use pow2p_hwi.
4482 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
4483 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
4484 * builtins.c (get_object_alignment_2, get_object_alignment)
4485 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
4487 * calls.c (compute_argument_addresses, store_one_arg): Use
4489 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
4490 * combine.c (force_to_mode): Use least_bit_hwi.
4491 (contains_muldiv, find_split_point, combine_simplify_rtx)
4492 (simplify_if_then_else, simplify_set, force_to_mode)
4493 (if_then_else_cond, simplify_and_const_int_1)
4494 (simplify_compare_const): Use pow2p_hwi.
4495 * cse.c (fold_rtx): Use pow2p_hwi.
4496 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
4498 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
4499 (init_expmed_one_conv): Use pow2p_hwi.
4500 * expr.c (is_aligning_offset): Use pow2p_hwi.
4501 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
4502 (fold_binary_loc): Use pow2p_hwi.
4503 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
4504 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
4505 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
4506 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
4508 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
4509 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
4510 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
4511 * omp-low.c (oacc_loop_fixed_partitions)
4512 (oacc_loop_auto_partitions): Use least_bit_hwi.
4513 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
4514 * stor-layout.c (place_field): Use least_bit_hwi.
4515 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
4516 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
4517 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
4518 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
4519 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
4520 * tree-vect-data-refs.c (vect_analyze_group_access_1)
4521 (vect_grouped_store_supported, vect_grouped_load_supported)
4522 (vect_permute_load_chain, vect_shift_permute_load_chain)
4523 (vect_transform_grouped_load): Use pow2p_hwi.
4524 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
4525 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
4526 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
4528 * tsan.c (instrument_expr): Use least_bit_hwi.
4529 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
4531 2016-09-16 Andreas Schwab <schwab@suse.de>
4533 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
4535 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
4537 2016-09-16 Jakub Jelinek <jakub@redhat.com>
4540 * combine.c (rest_of_handle_combine): If any edges have been purged,
4541 free dominators if available.
4543 2016-09-16 Jakub Jelinek <jakub@redhat.com>
4544 Eric Botcazou <ebotcazou@adacore.com>
4547 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
4548 through into expand_addsub_overflow after expand_neg_overflow.
4550 2016-09-15 David Malcolm <dmalcolm@redhat.com>
4552 * diagnostic-show-locus.c
4553 (selftest::test_fixit_insert_containing_newline): New function.
4554 (selftest::test_fixit_replace_containing_newline): New function.
4555 (selftest::diagnostic_show_locus_c_tests): Call the above.
4557 2016-09-15 Bin Cheng <bin.cheng@arm.com>
4559 PR tree-optimization/77503
4560 * tree-vect-loop.c (vectorizable_reduction): Record reduction
4561 code for CONST_COND_REDUCTION at analysis stage and use it at
4563 * tree-vectorizer.h (struct _stmt_vec_info): New field.
4564 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
4565 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
4568 2016-09-15 Richard Biener <rguenther@suse.de>
4571 * fold-const.c (split_tree): Do not split constant ~X.
4573 2016-09-15 Jakub Jelinek <jakub@redhat.com>
4575 PR rtl-optimization/77425
4576 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
4580 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
4581 use %qs instead of %s where desirable, use argument instead of arg in
4582 the diagnostic wording, add list of supported strategies and
4584 (ix86_option_override_internal): Emit target("m...") instead of
4585 option("m...") in the diagnostic. Use %qs instead of %s in invalid
4586 -march/-mtune option diagnostic. Add list of supported arches/tunings
4587 and spellcheck hint. Remove prefix, suffix and sw variables, use
4588 main_args_p ? "..." : "..." in diagnostics to make translation
4591 2016-09-15 Richard Biener <rguenther@suse.de>
4593 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
4594 extra offset argument.
4595 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
4596 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
4597 to reflect new offset parameter.
4598 * doc/tm.texi: Regenerate.
4599 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
4600 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
4602 (darwin_asm_output_dwarf_offset): Likewise.
4603 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
4605 (darwin_asm_output_dwarf_offset): Pass offset argument through.
4606 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
4607 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
4609 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
4612 * ipa-icf.c (set_alias_uids): New function.
4613 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
4614 all the merged variable's referring aliases.
4616 2016-09-15 Richard Biener <rguenther@suse.de>
4618 PR tree-optimization/77514
4619 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
4620 only forced_stmts sequence.
4622 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
4624 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
4625 * cfgexpand.c (update_alias_info_with_stack_vars): Use
4626 FOR_EACH_SSA_NAME to iterate over SSA variables.
4627 (pass_expand::execute): Likewise.
4628 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
4629 * tree-cfg.c (dump_function_to_file): Likewise.
4630 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
4631 (update_ssa): Likewise.
4632 * tree-ssa-alias.c (dump_alias_info): Likewise.
4633 * tree-ssa-ccp.c (ccp_finalize): Likewise.
4634 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
4635 (create_outofssa_var_map): Likewise.
4636 (coalesce_ssa_name): Likewise.
4637 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
4638 * tree-ssa-pre.c (compute_avail): Likewise.
4639 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
4640 (scc_vn_restore_ssa_info): Likewise.
4641 (free_scc_vn): Likwise.
4642 (run_scc_vn): Likewise.
4643 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
4644 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
4645 * tree-ssa-copy.c (fini_copy_prop): Likewise.
4646 * tree-ssa.c (verify_ssa): Likewise.
4648 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
4650 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
4651 and mips64r2 as default 32-bit and 64-bit architectures.
4652 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
4653 as default 32-bit and 64-bit architectures.
4655 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
4657 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
4660 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
4662 * target.def (lra_p): Change commentary (for the manual) for the
4664 * doc/tm.texi: Regenerate.
4666 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
4668 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
4669 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
4670 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
4671 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
4673 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
4675 * targhooks.c (default_lra_p): Return true instead of false.
4677 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
4679 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
4680 hook_bool_void_false.
4681 * config/avr/avr.c: Ditto.
4682 * config/bfin/bfin.c: Ditto.
4683 * config/c6x/c6x.c: Ditto.
4684 * config/cr16/cr16.c: Ditto.
4685 * config/cris/cris.c: Ditto.
4686 * config/epiphany/epiphany.c: Ditto.
4687 * config/fr30/fr30.c: Ditto.
4688 * config/frv/frv.c: Ditto.
4689 * config/h8300/h8300.c: Ditto.
4690 * config/ia64/ia64.c: Ditto.
4691 * config/iq2000/iq2000.c: Ditto.
4692 * config/lm32/lm32.c: Ditto.
4693 * config/m32c/m32c.c: Ditto.
4694 * config/m32r/m32r.c: Ditto.
4695 * config/m68k/m68k.c: Ditto.
4696 * config/mcore/mcore.c: Ditto.
4697 * config/microblaze/microblaze.c: Ditto.
4698 * config/mmix/mmix.c: Ditto.
4699 * config/mn10300/mn10300.c: Ditto.
4700 * config/moxie/moxie.c: Ditto.
4701 * config/msp430/msp430.c: Ditto.
4702 * config/nios2/nios2.c: Ditto.
4703 * config/nvptx/nvptx.c: Ditto.
4704 * config/pa/pa.c: Ditto.
4705 * config/pdp11/pdp11.c: Ditto.
4706 * config/rl78/rl78.c: Ditto.
4707 * config/sparc/sparc.c: Ditto.
4708 * config/spu/spu.c: Ditto.
4709 * config/stormy16/stormy16.c: Ditto.
4710 * config/tilegx/tilegx.c: Ditto.
4711 * config/tilepro/tilepro.c: Ditto.
4712 * config/v850/v850.c: Ditto.
4713 * config/vax/vax.c: Ditto.
4714 * config/visium/visium.c: Ditto.
4715 * config/xtensa/xtensa.c: Ditto.
4717 2016-09-14 Jakub Jelinek <jakub@redhat.com>
4720 * tsan.c: Include target.h.
4721 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
4722 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
4723 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
4724 BUILT_IN_ATOMIC_TEST_AND_SET entries.
4725 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
4727 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
4728 Martin Liska <mliska@suse.cz>
4731 * predict.c (force_edge_cold): Add braces to a condition.
4733 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
4735 PR rtl-optimization/77289
4736 * lra-constraints.c (get_final_hard_regno): Removed.
4737 (get_hard_regno): Add new parameter final_p.
4738 (get_reg_class): Directly call lra_get_elimination_hard_regno.
4739 (operands_match_p): Adjust call to get_hard_regno.
4740 (uses_hard_regs_p): Likewise.
4741 (process_alt_operands): Likewise.
4743 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
4746 * config/msp430/msp430.c (msp430_start_function): Emit an error
4747 if a function is both weak and specifies an interrupt number.
4749 2016-09-13 Jakub Jelinek <jakub@redhat.com>
4751 PR tree-optimization/77454
4752 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
4753 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
4756 2016-09-13 Tamar Christina <tamar.christina@arm.com>
4758 * config/aarch64/aarch64-builtins.c
4759 (aarch64_init_simd_builtins): Fix builtin type signature printing.
4761 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
4763 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
4764 SFmode and SCmode arguments by reference.
4766 2016-09-13 David Malcolm <dmalcolm@redhat.com>
4768 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
4770 (selftest::test_one_liner_fixit_insert_before): ...this, and update
4771 for renaming of add_fixit_insert to add_fixit_insert_before.
4772 (selftest::test_one_liner_fixit_insert_after): New function.
4773 (selftest::test_one_liner_fixit_validation_adhoc_locations):
4774 Update for renaming of add_fixit_insert to add_fixit_insert_before.
4775 (selftest::test_one_liner_many_fixits): Likewise.
4776 (selftest::test_diagnostic_show_locus_one_liner): Update for
4777 renaming, call new test function.
4778 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
4779 renaming of add_fixit_insert to add_fixit_insert_before.
4780 (selftest::test_fixit_consolidation): Likewise.
4781 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
4783 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
4784 (selftest::test_applying_fixits_insert_before): ...this.
4785 (selftest::test_applying_fixits_insert): Update for renaming of
4786 add_fixit_insert to add_fixit_insert_before.
4787 (selftest::test_applying_fixits_insert_after): New function.
4788 (selftest::test_applying_fixits_insert_after_at_line_end): New
4790 (selftest::test_applying_fixits_insert_after_failure): New function.
4791 (selftest::test_applying_fixits_multiple): Update for renaming of
4792 add_fixit_insert to add_fixit_insert_before.
4793 (selftest::change_line): Likewise.
4794 (selftest::test_applying_fixits_unreadable_file): Likewise.
4795 (selftest::test_applying_fixits_line_out_of_range): Likewise.
4796 (selftest::test_applying_fixits_column_validation): Likewise.
4797 (selftest::test_applying_fixits_column_validation): Likewise.
4798 (selftest::edit_context_c_tests): Update for renamed test function;
4799 call new test functions.
4801 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
4803 PR tree-optimization/77536
4804 PR rtl-optimization/68212
4805 * config/rs6000/rs6000.md (div->recip splitter): Remove
4806 optimize_insn_for_speed_p condition.
4808 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
4810 * optabs.c (prepare_cmp_insn): Update documentation comment.
4812 2016-09-13 Jakub Jelinek <jakub@redhat.com>
4813 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4816 * opts.h (candidates_list_and_hint): Declare.
4817 * opts-common.c (candidates_list_and_hint): New function.
4818 (cmdline_handle_error): Use it.
4820 2016-09-12 David Malcolm <dmalcolm@redhat.com>
4822 * edit-context.c (edited_line::get_len): New accessor.
4823 (edited_file::print_diff): Split out hunk-printing into...
4824 (edited_file::print_diff_hunk): New method.
4825 (edited_file::print_diff_line): New method.
4827 2016-09-12 Andrew Pinski <apinski@cavium.com>
4829 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
4831 * config/aarch64/aarch64.c (thunderx_tunings): Enable
4832 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
4833 (aarch64_operands_ok_for_ldpstp): Return false if
4834 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
4835 was SImode and the alignment is less than 8 byte.
4836 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
4838 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
4841 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
4843 2016-09-12 Marek Polacek <polacek@redhat.com>
4845 * doc/extend.texi: Use lowercase "boolean".
4846 * doc/invoke.texi: Likewise.
4847 * doc/md.texi: Likewise.
4848 * target.def: Likewise.
4849 * doc/tm.texi: Regenerated.
4851 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4854 * expmed.c (synth_mult): Delete duplicate mode check.
4856 2016-09-10 Tom de Vries <tom@codesourcery.com>
4859 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
4861 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
4862 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
4864 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
4866 PR rtl-optimization/77289
4867 * lra-constraints.c (get_final_hard_regno): Add support for non hard
4868 register numbers. Remove support for subregs.
4869 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
4870 (get_reg_class): Delete removed get_final_hard_regno() argument.
4871 (uses_hard_regs_p): Call get_final_hard_regno().
4873 2016-09-09 Martin Sebor <msebor@redhat.com>
4877 * pretty-print.c (pp_quoted_string): New function.
4878 (pp_format): Call it for %c and %s directives.
4880 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
4882 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
4883 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
4884 INITIAL_ELIMINATION_OFFSET) : Update documentation.
4885 * target.def (frame_pointer_required, can_eliminate): Likewise.
4886 * doc/tm.texi: Regenerated.
4887 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
4889 * df-scan.c (df_hard_reg_init): Likewise.
4890 * ira.c (ira_setup_eliminable_regset): Likewise.
4891 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
4892 init_elim_table): Likewise.
4893 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
4894 set_initial_elim_offsets, update_eliminables,
4895 init_elim_table): Likewise.
4896 * rtlanal.c (get_initial_register_offset): Likewise.
4897 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
4898 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
4899 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
4900 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
4901 * config/fr30/fr30.h: Fix comment.
4902 * config/frv/frv.c: Likewise.
4903 * config/frv/frv.h: Likewise.
4904 * config/ft32/ft32.h: Likewise.
4905 * config/visium/visium.h: Likewise.
4906 * config/pa/pa64-linux.h: Likewise.
4907 * config/v850/v850.h: Likewise.
4908 * config/cris/cris.c: Likewise.
4909 * config/ia64/ia64.h: Likewise.
4910 * config/moxie/moxie.h: Likewise.
4911 * config/m32r/m32r.h: Likewise.
4913 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
4916 * config.in: Regenerate.
4917 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
4919 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
4920 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
4921 static-libmpxwrappers case.
4922 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
4923 MPX_LD_AS_NEEDED_GUARD_POP.
4924 * configure: Regenerate.
4925 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
4926 defined if linker support "--push-state"/"--pop-state".
4928 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
4930 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
4932 2016-09-09 Joseph Myers <joseph@codesourcery.com>
4934 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
4935 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
4936 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
4937 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
4938 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
4939 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
4940 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
4942 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
4943 width macros from TS 18661-1.
4944 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
4946 2016-09-08 Jakub Jelinek <jakub@redhat.com>
4949 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
4950 OMP_CLAUSE_SAFELEN_EXPR.
4952 2016-09-07 David Malcolm <dmalcolm@redhat.com>
4954 * Makefile.in (OBJS): Add substring-locations.o.
4955 * langhooks-def.h (class substring_loc): New forward decl.
4956 (lhd_get_substring_location): New decl.
4957 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
4958 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
4959 * langhooks.c (lhd_get_substring_location): New function.
4960 * langhooks.h (class substring_loc): New forward decl.
4961 (struct lang_hooks): Add field get_substring_location.
4962 * substring-locations.c: New file, taking definition of
4963 format_warning_va and format_warning_at_substring from
4964 c-family/c-format.c, making them non-static.
4965 * substring-locations.h (class substring_loc): Move class here
4966 from c-family/c-common.h. Add and rewrite comments.
4967 (format_warning_va): New decl.
4968 (format_warning_at_substring): New decl.
4969 (get_source_location_for_substring): Add comment.
4971 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
4973 * config/i386/i386.c: Add 'U' suffix to processor feature bits
4974 to avoid -Wnarrowing warning.
4975 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
4976 * opts.c: Likewise for SANITIZER_OPT bitmasks.
4978 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
4980 * config/aarch64/aarch64.c (aarch64_legitimize_address):
4981 Avoid use of base_offset if offset already in range.
4983 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
4985 * config/sh/sh-protos.h (struct sh_atomic_model,
4986 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
4987 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
4988 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
4989 * config/sh/sh.h (struct sh_atomic_model,
4990 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
4991 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
4992 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
4993 Guard with __cplusplus.
4995 2016-09-06 Jakub Jelinek <jakub@redhat.com>
4998 * config/i386/i386.c (ix86_expand_builtin): For builtin with
4999 unsupported or unknown ISA, use expand_call.
5001 2016-09-06 Martin Liska <mliska@suse.cz>
5003 PR gcov-profile/77378
5004 PR gcov-profile/77466
5005 * tree-profile.c (tree_profiling): Detect whether target can use
5006 -fprofile-update=atomic.
5008 2016-09-06 Richard Biener <rguenther@suse.de>
5010 PR tree-optimization/77479
5011 * tree-vrp.c (update_value_range): Extend overflow handling to
5014 2016-09-05 Jakub Jelinek <jakub@redhat.com>
5017 * config/i386/i386.md (isa): Add x64_avx512bw.
5018 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
5019 (kmov_isa): New mode attr.
5020 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
5021 (*zero_extend<mode>si2): Likewise.
5022 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
5024 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
5026 * doc/invoke.texi (SPU Options): nops -> NOPs.
5027 (x86 Options): Ditto.
5029 2016-09-05 Jakub Jelinek <jakub@redhat.com>
5032 * toplev.c (process_options): Temporarily set input_location
5033 to UNKNOWN_LOCATION around targetm.target_option.override () call.
5035 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
5037 PR rtl-optimization/77452
5038 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
5039 inner-mode reference to a CONST_VECTOR constant in the constant pool.
5041 2016-09-05 Marek Polacek <polacek@redhat.com>
5044 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
5046 2016-09-05 Jakub Jelinek <jakub@redhat.com>
5049 * gensupport.c (alter_output_for_subst_insn): Remove redundant
5050 *insn_out == '*' test. Don't copy unnecessary to yet another
5051 memory buffer, and don't leak it.
5053 PR rtl-optimization/77425
5054 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
5056 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
5058 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
5060 2016-09-02 David Malcolm <dmalcolm@redhat.com>
5062 * common.opt (fdiagnostics-generate-patch): New option.
5063 * diagnostic.c: Include "edit-context.h".
5064 (diagnostic_initialize): Initialize context->edit_context_ptr.
5065 (diagnostic_finish): Delete context->edit_context_ptr.
5066 (diagnostic_report_diagnostic): Add fix-it hints from the
5067 diagnostic to context->edit_context_ptr, if any.
5068 * diagnostic.h (class edit_context): Add forward decl.
5069 (struct diagnostic_context): Add field "edit_context_ptr".
5070 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
5071 -fdiagnostics-generate-patch.
5072 (-fdiagnostics-generate-patch): New item.
5073 * toplev.c: Include "edit-context.h".
5074 (process_options): Set global_dc->edit_context_ptr to a new
5075 edit_context if the options need one.
5076 (toplev::main): Handle -fdiagnostics-generate-patch by using
5077 global_dc->edit_context_ptr.
5079 2016-09-02 Jakub Jelinek <jakub@redhat.com>
5082 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
5083 map and firstprivate clauses on target construct for _Atomic
5085 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
5086 on target construct for _Atomic qualified decls.
5087 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
5089 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
5090 _Atomic qualified arguments not mentioned in uniform clause.
5092 2016-09-02 David Malcolm <dmalcolm@redhat.com>
5094 * Makefile.in (OBJS-libcommon): Add edit-context.o.
5095 * diagnostic-color.c (color_dict): Add "diff-filename",
5096 "diff-hunk", "diff-delete", and "diff-insert".
5097 (parse_gcc_colors): Update default value of GCC_COLORS in comment
5098 to reflect above changes.
5099 * doc/invoke.texi (-fdiagnostics-color): Update description of
5100 default GCC_COLORS, and of the supported capabilities.
5101 * edit-context.c: New file.
5102 * edit-context.h: New file.
5103 * input.c (struct fcache): Add field "missing_trailing_newline".
5104 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
5106 (add_file_to_cache_tab): Likewise.
5107 (fcache::fcache): Likewise.
5108 (get_next_line): Update c->missing_trailing_newline.
5109 (location_missing_trailing_newline): New function.
5110 * input.h (location_missing_trailing_newline): New decl.
5111 * selftest-run-tests.c (selftest::run_tests): Call
5112 edit_context_c_tests.
5113 * selftest.h (edit_context_c_tests): New decl.
5115 2016-09-02 Jakub Jelinek <jakub@redhat.com>
5116 Richard Biener <rguenth@suse.de>
5118 PR tree-optimization/77444
5119 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
5120 as steptype, remove redundant initialization.
5122 2016-09-02 Jakub Jelinek <jakub@redhat.com>
5125 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
5126 (sanopt_optimize_walker): Optimize away
5127 __asan_before_dynamic_init (...) followed by
5128 __asan_after_dynamic_init () without intervening memory loads/stores.
5129 * ipa-pure-const.c (special_builtin_state): Handle
5130 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
5131 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
5133 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5135 * cfg.c (free_original_copy_tables): Replace second assignment of
5136 bb_copy = NULL by bb_original = NULL.
5138 2016-09-02 Jakub Jelinek <jakub@redhat.com>
5141 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
5142 assignment added in r216794.
5144 2016-09-02 David Malcolm <dmalcolm@redhat.com>
5146 * Makefile.in (OBJS): Add typed-splay-tree.o.
5147 * selftest-run-tests.c (selftest::run_tests): Call
5148 typed_splay_tree_c_tests.
5149 * selftest.h (typed_splay_tree_c_tests): New decl.
5150 * typed-splay-tree.c: New file.
5151 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
5152 (typed_splay_tree::max): New method.
5153 (typed_splay_tree::min): New method.
5154 (typed_splay_tree::foreach): New method.
5155 (typed_splay_tree::closure): New struct.
5156 (typed_splay_tree::inner_foreach_fn): New function.
5158 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5160 * ipa-cp.c (ipcp_store_bits_results): Change option name from
5161 -fipa-cp-bit to -fipa-bit-cp.
5163 2016-09-01 Martin Sebor <msebor@redhat.com>
5165 PR tree-optimization/71831
5166 * tree-object-size.h: Return bool instead of the size and add
5167 argument for the size.
5168 * tree-object-size.c (compute_object_offset): Update signature.
5169 (addr_object_size): Same.
5170 (compute_builtin_object_size): Return bool instead of the size
5171 and add argument for the size. Handle POINTER_PLUS_EXPR when
5172 optimization is disabled.
5173 (expr_object_size): Adjust.
5174 (plus_stmt_object_size): Adjust.
5175 (pass_object_sizes::execute): Adjust.
5176 * builtins.c (fold_builtin_object_size): Adjust.
5177 * doc/extend.texi (Object Size Checking): Update.
5178 * ubsan.c (instrument_object_size): Adjust.
5180 2016-09-01 Martin Sebor <msebor@redhat.com>
5182 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
5183 it fits the output of the formatted function regardless of its
5185 * gcc/genmodes.c (parser::parse_expr): Same.
5186 * gimplify.c (gimplify_asm_expr): Same.
5187 * passes.c (pass_manager::register_one_dump_file): Same.
5188 * print-tree.c (print_node): Same.
5190 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5192 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
5194 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5196 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
5198 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5200 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
5201 * config/rs6000/vector.md: Ditto.
5202 * config/rs6000/vsx.md: Ditto.
5204 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
5206 * ipa-inline-analysis.c (param_change_prob): Get to the base object
5209 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5211 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
5212 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
5213 *return_and_restore_gpregs_<mode>_r11,
5214 *return_and_restore_gpregs_<mode>_r12,
5215 *return_and_restore_gpregs_<mode>_r1,
5216 *return_and_restore_fpregs_<mode>_r11,
5217 *return_and_restore_fpregs_<mode>_r12,
5218 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
5219 directly instead of via the "l" constraint. Renumber operands.
5222 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5224 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
5225 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
5226 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
5227 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
5228 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
5229 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
5230 *call_value_nonlocal_darwin64, reload_macho_picbase,
5231 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
5232 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
5233 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
5234 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
5235 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
5236 *save_fpregs_<mode>_r1): Ditto.
5237 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
5238 *return_and_restore_gpregs_spe): Ditto.
5240 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5242 * config/rs6000/rs6000.md
5243 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
5244 the use of the link register.
5245 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
5247 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5248 Michael Meissner <meissner@linux.vnet.ibm.com>
5251 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
5252 reg+reg addressing for TImode.
5253 (rs6000_legitimate_address_p): Only allow register indirect
5254 addressing for TImode, even without TARGET_QUAD_MEMORY.
5256 2016-09-01 Richard Biener <rguenther@suse.de>
5259 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
5260 check whether the result fits the desired result type.
5262 2016-09-01 Nathan Sidwell <nathan@acm.org>
5264 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
5266 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
5268 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
5270 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
5272 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5274 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
5275 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
5276 for comparisons of integer ZERO_EXTEND against zero.
5278 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
5280 * config/i386/i386.c (ix86_option_override_internal): Also disable the
5281 STV pass if -mstackrealign is enabled.
5283 2016-08-31 Ilya Verbin <iverbin@gmail.com>
5285 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
5288 2016-08-31 David Malcolm <dmalcolm@redhat.com>
5290 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
5291 (layout_range::intersects_line_p): New method.
5292 (test_range_contains_point_for_single_point): Rename to...
5293 (test_layout_range_for_single_point): ...this, and add testing
5294 for layout_range::intersects_line_p.
5295 (test_range_contains_point_for_single_line): Rename to...
5296 (test_layout_range_for_single_line): ...this, and add testing
5297 for layout_range::intersects_line_p.
5298 (test_range_contains_point_for_multiple_lines): Rename to...
5299 (test_layout_range_for_multiple_lines): ...this, and add testing
5300 for layout_range::intersects_line_p.
5301 (layout::layout): Populate m_fixit_hints.
5302 (layout::get_expanded_location): Handle the case of a line-span
5304 (layout::validate_fixit_hint_p): New method.
5305 (get_line_span_for_fixit_hint): New function.
5306 (layout::calculate_line_spans): Add spans for fixit-hints.
5307 (layout::should_print_annotation_line_p): New method.
5308 (layout::print_any_fixits): Drop param "richloc", instead using
5309 validated fixits in m_fixit_hints. Add "const" to hint pointers.
5310 (diagnostic_show_locus): Avoid printing blank annotation lines.
5311 (selftest::test_diagnostic_context::test_diagnostic_context):
5312 Initialize show_column and start_span.
5313 (selftest::test_diagnostic_context::start_span_cb): New static
5315 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
5316 (selftest::diagnostic_show_locus_c_tests): Update for function
5317 renamings. Call test_diagnostic_show_locus_fixit_lines.
5319 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
5321 PR tree-optimization/73714
5322 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
5324 2016-08-31 David Malcolm <dmalcolm@redhat.com>
5326 * selftest.c: Move "namespace selftest {" to top of file,
5327 removing explicit "selftest::" qualifiers throughout.
5329 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
5331 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
5333 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
5334 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
5335 Replace builtin with vector extension.
5336 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
5338 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
5339 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
5340 Replace builtin with vector extension.
5341 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
5342 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
5343 Replace builtin with vector extension.
5344 * config/i386/xmmintrin.h (__m128_u): New type.
5345 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
5346 (_mm_load_ps, _mm_store_ps): Simplify.
5348 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
5350 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
5352 2016-08-30 David Malcolm <dmalcolm@redhat.com>
5354 * diagnostic-show-locus.c (colorizer::begin_state): Support more
5355 than 3 ranges per diagnostic by alternating between color 1 and
5357 (layout::layout): Replace use of rich_location::MAX_RANGES
5358 with richloc->get_num_locations ().
5359 (layout::calculate_line_spans): Replace use of
5360 rich_location::MAX_RANGES with m_layout_ranges.length ().
5361 (layout::print_annotation_line): Handle arbitrary numbers of
5362 ranges in caret-printing by defaulting to '^'.
5363 (selftest::test_one_liner_many_fixits): New function.
5364 (test_diagnostic_show_locus_one_liner): Call it.
5365 * diagnostic.c (diagnostic_initialize): Update for renaming
5366 of rich_location::MAX_RANGES to
5367 rich_location::STATICALLY_ALLOCATED_RANGES.
5368 * diagnostic.h (struct diagnostic_context): Likewise.
5370 2016-08-30 David Malcolm <dmalcolm@redhat.com>
5372 * selftest.c (selftest::named_temp_file::named_temp_file): New
5374 (selftest::temp_source_file::~temp_source_file): Move to...
5375 (selftest::named_temp_file::~named_temp_file): ...here.
5376 (selftest::test_named_temp_file): New function.
5377 (selftest::selftest_c_tests): Call test_named_temp_file.
5378 * selftest.h (class named_temp_file): New class.
5379 (class temp_source_file): Convert to a subclass of named_temp_file.
5381 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
5383 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
5384 USEs of LR_REGNO in returns and sibcalls.
5385 (rs6000_output_mi_thunk): Similar.
5386 (rs6000_sibcall_aix): Similar.
5387 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
5388 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
5389 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
5390 Remove the USE of LR_REGNO from the patterns as well. Delete an
5392 (return_internal_<mode>): Delete.
5394 2016-08-30 Tamar Christina <tamar.christina@arm.com>
5396 * gcc/config/aarch64/aarch64-simd.md
5397 (aarch64_ld2<mode>_dreg_le): New.
5398 (aarch64_ld2<mode>_dreg_be): New.
5399 (aarch64_ld2<mode>_dreg): Removed.
5400 (aarch64_ld3<mode>_dreg_le): New.
5401 (aarch64_ld3<mode>_dreg_be): New.
5402 (aarch64_ld3<mode>_dreg): Removed.
5403 (aarch64_ld4<mode>_dreg_le): New.
5404 (aarch64_ld4<mode>_dreg_be): New.
5405 (aarch64_ld4<mode>_dreg): Removed.
5406 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
5408 2016-08-30 David Malcolm <dmalcolm@redhat.com>
5410 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
5411 redundant location param.
5412 (test_one_liner_fixit_remove): Likewise.
5413 (test_one_liner_fixit_replace): Likewise.
5414 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
5415 * gcc-rich-location.c
5416 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
5417 get_range_from_loc. Drop overload taking a const char *.
5418 * gcc-rich-location.h
5419 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
5422 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
5424 * config/linux.c (linux_libc_has_function): Return true on musl.
5426 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
5428 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
5430 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
5432 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
5433 used for abnormal egdes.
5435 2016-08-30 Jakub Jelinek <jakub@redhat.com>
5437 PR tree-optimization/72866
5438 * tree-vect-patterns.c (search_type_for_mask): Turn into
5439 a small wrapper, move all code to ...
5440 (search_type_for_mask_1): ... this new function. Add caching
5441 and adjust recursive calls.
5444 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
5445 instead of lookup_type_die (type_main_variant (type)) even for array
5449 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
5450 constant pool reference return x instead of c.
5452 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
5454 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
5457 2016-08-29 David Malcolm <dmalcolm@redhat.com>
5460 (selftest::test_make_location_nonpure_range_endpoints): Fix
5463 2016-08-29 David Malcolm <dmalcolm@redhat.com>
5465 * diagnostic-show-locus.c
5466 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
5468 (selftest::test_diagnostic_show_locus_one_liner): Call it.
5469 * input.c (get_pure_location): Move to libcpp/line-map.c.
5470 * input.h (get_pure_location): Convert decl to an inline function
5471 calling implementation in libcpp.
5473 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
5476 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
5477 template for intel asm dialect.
5478 (vec_set_hi_<mode><mask_name>): Ditto.
5480 2016-08-29 David Malcolm <dmalcolm@redhat.com>
5482 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
5483 (selftest::fail_formatted): Likewise.
5485 2016-08-29 David Malcolm <dmalcolm@redhat.com>
5487 * input.c (make_location): Call get_start and get_finish
5488 on the endpoints to avoid storing packed ranges or ad-hoc
5490 (selftest::test_make_location_nonpure_range_endpoints): New function.
5491 (selftest::input_c_tests): Call it.
5492 * input.h (get_start): New inline function.
5494 2016-08-29 Tom de Vries <tom@codesourcery.com>
5497 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
5500 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
5502 * Makefile.in (gcov-iov.h): Add dummy recipe.
5504 2016-08-29 Nathan Sidwell <nathan@acm.org>
5506 * config/nvptx/nvptx.c: #include tree-vrp.h.
5508 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
5511 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
5512 HIGH+LO construct during reload.
5514 2016-08-28 Tom de Vries <tom@codesourcery.com>
5517 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
5518 'sysv_abi va_list' attribute.
5519 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
5520 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
5523 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5525 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
5526 * emit-rtl.c (unshare_all_rtl_1): Adjust.
5527 (unshare_all_rtl_again): Likewise.
5528 * function.c (assign_stack_local_1): Likewise.
5529 (assign_stack_temp_for_type): Likewise.
5531 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5533 * cfgbuild.c (make_edges): Adjust.
5534 * cfgrtl.c (can_delete_label_p): Likewise.
5535 * dwarf2cfi.c (create_trace_edges): Likewise.
5536 * except.c (sjlj_emit_dispatch_table): Likewise.
5537 * function.h (struct expr_status): make x_forced_labels a vector.
5538 * jump.c (rebuild_jump_labels_1): Adjust.
5539 * reload1.c (set_initial_label_offsets): Likewise.
5540 * stmt.c (force_label_rtx): Likewise.
5541 (expand_label): Likewise.
5543 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5545 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
5547 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
5549 PR tree-optimization/71077
5550 PR tree-optimization/68542
5551 * fold-const.c (fold_relational_const): Fix folding of
5552 VECTOR_CST comparisons that have a scalar boolean result type.
5553 (selftest::test_vector_folding): New static function.
5554 (selftest::fold_const_c_tests): Call it.
5556 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
5558 * doc/extend.texi (SPU Built-in Functions): Remove stale
5559 references to material formerly at IBM and Sony.
5561 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
5564 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
5566 2016-08-26 David Malcolm <dmalcolm@redhat.com>
5568 * diagnostic-show-locus.c
5569 (selftest::test_fixit_consolidation): New function.
5570 (selftest::diagnostic_show_locus_c_tests): Call it.
5571 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
5572 constructor based on source_range.
5574 2016-08-26 David Malcolm <dmalcolm@redhat.com>
5576 * diagnostic-color.c (color_dict): Add "fixit-insert" and
5578 (parse_gcc_colors): Update description of default GCC_COLORS.
5579 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
5580 (colorizer::set_fixit_insert): New method.
5581 (colorizer::set_fixit_delete): New method.
5582 (colorizer::get_color_by_name): New method.
5583 (colorizer::STATE_FIXIT_INSERT): New constant.
5584 (colorizer::STATE_FIXIT_DELETE): New constant.
5585 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
5586 fields in favor of new field "m_stop_color". Add fields
5587 "m_fixit_insert" and "m_fixit_delete".
5588 (colorizer::colorizer): Update for above changes. Replace
5589 colorize_start calls with calls to get_color_by_name.
5590 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
5591 STATE_FIXIT_DELETE. Update for field renamings.
5592 (colorizer::finish_state): Simplify by using m_stop_color,
5593 rather than multiple identical "*_ce" fields.
5594 (colorizer::get_color_by_name): New method.
5595 (layout::print_any_fixits): Print insertions and replacements
5596 using the "fixit-insert" color, and deletions using the
5597 "fixit-delete" color.
5598 * doc/invoke.texi (-fdiagnostics-color): Update description of
5599 default GCC_COLORS, and of the supported capabilities.
5601 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
5603 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
5604 current_function_static_stack_size variable with the static
5605 stack frame size of the current function when
5606 flag_stack_usage_info is enabled.
5608 2016-08-26 Nathan Sidwell <nathan@acm.org>
5610 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
5611 assignment inside if condition.
5613 2016-08-26 Richard Biener <rguenther@suse.de>
5615 PR tree-optimization/69047
5616 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
5617 extracts similar to what FRE does.
5618 (non_rewritable_mem_ref_base): Likewise.
5620 2016-08-26 Joseph Myers <joseph@codesourcery.com>
5622 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
5623 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
5624 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5625 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5626 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
5628 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5629 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5630 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5631 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
5632 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5634 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5637 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
5638 reservation duration to 15 cycles.
5639 (cortex_a8_vfp_macs): Likewise.
5640 (cortex_a8_vfp_macd): Likewise.
5641 (cortex_a8_vfp_divs): Likewise.
5642 (cortex_a8_vfp_divd): Likewise.
5644 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5646 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
5647 (aarch_macro_fusion_pair_p): Use above to avoid early return.
5649 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5650 Martin Jambhor <mjambor@suse.cz>
5652 * common.opt: New option -fipa-bit-cp.
5653 * doc/invoke.texi: Document -fipa-bit-cp.
5654 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
5655 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
5656 * tree-ssa-ccp.h: New header file.
5657 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
5658 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
5659 Replace all occurences of tree parameter by two new params: signop, int.
5660 (bit_value_unop_1): Change to bit_value_unop and export it.
5661 Replace all occurences of tree parameter by two new params: signop,
5663 (bit_value_binop): Change call from bit_value_binop_1 to
5665 (bit_value_assume_aligned): Likewise.
5666 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
5667 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
5669 (ccp_finalize): Skip processing if val->mask == 0.
5670 * ipa-cp.c: Include tree-ssa-ccp.h
5671 (ipcp_bits_lattice): New class.
5672 (ipcp_param_lattice (bits_lattice): New member.
5673 (print_all_lattices): Call ipcp_bits_lattice::print.
5674 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
5675 (initialize_node_lattices): Likewise.
5676 (propagate_bits_accross_jump_function): New function.
5677 (propagate_constants_accross_call): Call
5678 propagate_bits_accross_jump_function.
5679 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
5680 (ipcp_store_bits_results): New function.
5681 (ipcp_driver): Call ipcp_store_bits_results.
5682 * ipa-prop.h (ipa_bits): New struct.
5683 (ipa_jump_func): Add new member bits of type ipa_bits.
5684 (ipa_param_descriptor): Change decl to decl_or_type.
5685 (ipa_get_param): Change decl to decl_or_type and assert on
5687 (ipa_get_type): New function.
5688 (ipcp_transformation_summary): New member bits.
5689 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
5690 (ipa_populate_param_decls): Likewise.
5691 (ipa_dump_param): Likewise.
5692 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
5694 (ipa_set_jf_unknown): Set ipa_bits::known to false.
5695 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
5697 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
5698 (ipa_write_jump_function): Add streaming for ipa_bits.
5699 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
5700 (write_ipcp_transformation_info): Add streaming for ipa_bits
5702 (read_ipcp_transfomration_info): Add support for reading streamed
5704 (ipcp_update_bits): New function.
5705 (ipcp_transform_function): Call ipcp_update_bits.
5707 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
5709 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
5710 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
5712 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
5714 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
5716 2016-08-25 Richard Biener <rguenther@suse.de>
5718 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
5719 Only add locations in late dwarf.
5720 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
5721 (dwarf2out_early_finish): But do it here.
5723 2016-08-24 Michael Collison <michael.collison@linaro.org>
5724 Michael Collison <michael.collison@arm.com>
5726 * config/arm/arm-modes.def: Add new condition code mode CC_V
5727 to represent the overflow bit.
5728 * config/arm/arm.c (maybe_get_arm_condition_code):
5729 Add support for CC_Vmode.
5730 (arm_gen_unlikely_cbranch): New function to generate common
5731 rtl conditional branches for overflow patterns.
5732 * config/arm/arm-protos.h: Add prototype for
5733 arm_gen_unlikely_cbranch.
5734 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
5735 addsi3_compareV_upper): New patterns to support signed
5736 builtin overflow add operations.
5737 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
5738 New patterns to support unsigned builtin add overflow operations.
5739 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
5740 builtin overflow subtract operations,
5741 (usubv<mode>4): New patterns to support unsigned builtin subtract
5742 overflow operations.
5743 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
5744 to support builtin overflow negate operations.
5746 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5749 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5751 * explow.c (get_dynamic_stack_size): Take known alignment of stack
5752 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
5755 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
5757 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
5758 MULTILIB_OPTIONS should be used. Small wording fixes.
5759 * genmultilib: Memorize set of all option combinations in
5760 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
5761 found in MULTILIB_OPTIONS by checking if option set is listed in
5762 combination_space. Output new and existing error message to stderr.
5764 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
5766 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
5767 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
5768 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
5769 (MULTILIB_REUSE): Remove reuse rules for option set including
5770 -mfpu=fp-armv8 and -mfpu=vfpv4
5772 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
5774 * config/arm/t-rtems: Add vfp multilib.
5776 2016-08-23 Ian Lance Taylor <iant@golang.org>
5778 * config/s390/s390.c (s390_asm_file_start): Call
5781 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5783 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
5784 initialization of all 0's to the 0 constant, instead of directly
5785 generating XOR. Add support for V4SImode vector initialization on
5786 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
5787 initialization. Change variables used in V4SFmode vector
5788 intialization. For V4SFmode vector splat on ISA 3.0, make sure
5789 any memory addresses are in index form. Add support for using
5790 VSPLTH/VSPLTB to initialize vector short and vector char vectors
5791 with all of the same element.
5792 (regno_or_subregno): New helper function to return a register
5793 number for either REG or SUBREG.
5794 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
5795 Use regno_or_subregno where possible.
5796 (rs6000_split_v4si_init_di_reg): New helper function to build up a
5797 DImode value from two SImode values in order to generate V4SImode
5798 vector initialization on 64-bit systems with direct move.
5799 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
5801 (rtx_is_swappable_p): V4SImode vector initialization insn is not
5803 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
5805 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
5806 attributes to initialize V8HImode and V16QImode vectors with the
5808 (VSX_SPLAT_COUNT): Likewise.
5809 (VSX_SPLAT_SUFFIX): Likewise.
5810 (UNSPEC_VSX_VEC_INIT): New unspec.
5811 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
5812 Allow SFmode values to come from Altivec registers.
5813 (vsx_init_v4si): New insn/split for V4SImode vector initialization
5814 on 64-bit systems with direct move.
5815 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
5816 vector initializations, to allow V4SImode vector initializations
5817 on 64-bit systems with direct move.
5818 (vsx_splat_v4si): Likewise.
5819 (vsx_splat_v4si_di): Likewise.
5820 (vsx_splat_v4sf): Likewise.
5821 (vsx_splat_v4sf_internal): Likewise.
5822 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
5824 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
5825 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
5826 initializing V8HImode and V16QImode vectors with the same
5828 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
5829 optimization if -maltivec=be.
5831 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
5833 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
5834 attribute for alternatives 3 and 4.
5836 2016-08-23 David Malcolm <dmalcolm@redhat.com>
5838 * selftest.c (selftest::assert_str_contains): New function.
5839 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
5840 * selftest.h (selftest::assert_str_contains): New decl.
5841 (ASSERT_STR_CONTAINS): New macro.
5843 2016-08-23 Richard Biener <rguenther@suse.de>
5845 PR tree-optimization/77286
5846 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
5848 (vect_transform_loop): Split exit edges of loop and scalar
5849 loop if required and at the appropriate time.
5851 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5853 * explow.c (get_dynamic_stack_size): Take known alignment of stack
5854 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
5856 Correct a typo in a comment.
5858 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5860 * config/s390/s390.md ("*andc_split"): New splitter for and with
5863 2016-08-23 Richard Biener <rguenther@suse.de>
5865 PR tree-optimization/27336
5866 * tree-vrp.c (infer_value_range): Handle stmts that can throw
5867 by looking for a non-EH edge.
5868 (process_assert_insertions_for): Likewise.
5870 2016-08-23 Richard Biener <rguenther@suse.de>
5873 * statistics.c (statistics_counter_event): Robustify against
5876 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5878 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
5879 for targets amdfam10 and barcelona.
5881 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
5883 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
5884 (zero_extend<mode>di2): Ditto.
5885 (*zero_extend<mode>si2): Ditto.
5886 (*zero_extendqihi2): Ditto.
5888 2016-08-22 Joseph Myers <joseph@codesourcery.com>
5891 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
5892 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
5894 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
5896 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
5897 identical consecutive elements.
5898 [SSA_NAME]: Print the name's def stmt on its own line. When printing
5899 the node's def stmt, avoid printing an unwanted trailing newline by
5900 replacing the call to print_gimple_stmt() with its inlined body and
5901 adjusting it to not set pp_needs_newline and to call pp_flush()
5902 instead of pp_newline_and_flush().
5904 2016-08-22 Joseph Myers <joseph@codesourcery.com>
5906 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
5907 (float32_type_node, float64_type_node, float32x_type_node)
5908 (float128x_type_node): New macros.
5909 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
5910 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
5911 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
5912 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
5913 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
5914 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
5915 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
5916 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
5917 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
5918 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
5919 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
5920 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
5921 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
5922 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
5923 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
5924 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
5925 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
5926 (copysign, fabs, huge_val, inf, nan, nans): Use it.
5927 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
5929 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
5930 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
5931 * doc/extend.texi (Other Builtins): Document these built-in
5933 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
5936 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
5938 * doc/install.texi (Binaries): www.opencsw.org now uses https.
5940 2016-08-22 Richard Biener <rguenther@suse.de>
5942 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
5944 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
5947 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
5948 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
5949 non-SSE2 athlons only, otherwise prefer SSE prefetches.
5951 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
5953 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
5954 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
5955 (vrp_visit_switch_stmt): Likewise.
5956 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
5957 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
5958 (vrp_visit_stmt): Use extract_range_from_stmt.
5959 (vrp_visit_phi_node): Use extract_range_from_phi_node.
5961 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
5963 * Makefile.in: Add tree-vrp.h to GTFILES.
5964 * gengtype.c (open_base_files): Add tree-vrp.h.
5965 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
5966 * builtins.c: Likewise.
5967 * fold-const.c: Likewise.
5968 * gimple-builder.c: Likewise.
5969 * gimple-laddress.c: Likewise.
5970 * hsa-gen.c: Likewise.
5971 * internal-fn.c: Likewise.
5973 * targhooks.c: Liewise,
5974 * tree-ssa-address.c: Likewise.
5975 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
5976 * tree-vrp.c (struct value_range): Move to tree-vrp.h
5977 * tree-vrp.h: New file.
5979 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
5981 PR tree-optimization/61839
5982 * tree-vrp.c (two_valued_val_range_p): New.
5983 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
5984 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
5985 Also Convert VAR BINOP CST where VAR is two-valued to
5986 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
5988 2016-08-19 David Malcolm <dmalcolm@redhat.com>
5990 * diagnostic-show-locus.c
5991 (layout::annotation_line_showed_range_p): New method.
5992 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
5993 Reimplement case fixit_hint::REPLACE to cover removals, and
5994 replacements where the range of the replacement isn't one
5995 of the ranges in the rich_location.
5996 (test_one_liner_fixit_replace): Likewise.
5997 (selftest::test_one_liner_fixit_replace_non_equal_range): New
5999 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
6001 (selftest::test_diagnostic_show_locus_one_liner): Call the new
6003 * diagnostic.c (print_parseable_fixits): Remove case
6006 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
6009 * config/i386/i386.c (ix86_option_override_internal): Remove
6010 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
6011 Enable SSE prefetch also for TARGET_PREFETCHWT1.
6012 Do not try to enable TARGET_PRFCHW ISA flag here.
6013 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
6014 Rewrite expander function body.
6015 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
6017 2016-08-19 Joseph Myers <joseph@codesourcery.com>
6020 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
6021 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
6022 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
6023 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
6024 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
6025 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
6026 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
6027 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
6028 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
6030 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
6032 (struct floatn_type_info): New structure type.
6033 (floatn_nx_types): New variable declaration.
6034 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
6035 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
6036 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
6037 * tree.c (floatn_nx_types): New variable.
6038 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
6039 corresponding complex types.
6040 * target.def (floatn_mode): New hook.
6041 * targhooks.c: Include "real.h".
6042 (default_floatn_mode): New function.
6043 * targhooks.h (default_floatn_mode): New prototype.
6044 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
6046 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
6047 effective-target and dg-add-options keywords.
6048 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
6049 Document new effective-target keywords.
6050 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
6051 * doc/tm.texi: Regenerate.
6052 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
6053 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
6054 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
6056 * real.h (struct real_format): Add field ieee_bits.
6057 * real.c (ieee_single_format, mips_single_format)
6058 (motorola_single_format, spu_single_format, ieee_double_format)
6059 (mips_double_format, motorola_double_format)
6060 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
6061 (ieee_extended_intel_128_format)
6062 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
6063 (mips_extended_format, ieee_quad_format, mips_quad_format)
6064 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
6065 (decimal_double_format, decimal_quad_format, ieee_half_format)
6066 (arm_half_format, real_internal_format: Initialize ieee_bits
6068 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
6069 float128_type_node. Set float80_type_node to float64x_type_node
6070 if appropriate and long_double_type_node not appropriate.
6071 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
6072 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
6073 Initialize ieee_bits field.
6074 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
6075 (rs6000_init_builtins): Set ieee128_float_type_node to
6077 (rs6000_floatn_mode): New function.
6079 2016-08-19 Jakub Jelinek <jakub@redhat.com>
6081 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
6082 _rdseed64_step): Uglify argument names and/or local variable names
6083 in inline functions.
6084 * config/i386/rtmintrin.h (_xabort): Likewise.
6085 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
6086 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
6087 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
6088 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
6089 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
6090 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
6091 _mm_maskz_ternarylogic_epi32): Likewise.
6092 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
6093 __lwpins32, __lwpins64): Likewise.
6094 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
6095 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
6096 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
6097 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
6098 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
6099 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
6100 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
6101 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
6102 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
6103 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
6104 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
6105 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
6106 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
6107 _mm256_mask_i64gather_epi32): Likewise.
6108 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
6109 * config/i386/ia32intrin.h (__writeeflags): Likewise.
6110 * config/i386/pkuintrin.h (_wrpkru): Likewise.
6111 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
6112 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
6113 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
6114 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
6115 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
6116 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
6117 _mm512_mask_prefetch_i64scatter_ps): Likewise.
6118 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
6119 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
6120 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
6121 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
6122 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
6123 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
6124 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
6125 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
6127 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
6129 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
6130 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
6132 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
6133 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
6135 (_rdpkru_u32): Add space after function name.
6137 * config/i386/t-i386 (i386-c.o): Don't depend on
6138 i386-builtin-types.inc.
6139 (i386.o): Depend on i386-builtin-types.inc.
6141 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
6144 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
6145 Use const_vec_duplicate to check for duplicated elements.
6147 2016-08-19 Richard Biener <rguenther@suse.de>
6149 PR tree-optimization/77290
6150 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
6151 Fix flag_tree_parallelize_loops check.
6153 2016-08-19 Richard Biener <rguenther@suse.de>
6155 * match.pd (x | 0 -> x): Add.
6157 2016-08-19 Richard Biener <rguenther@suse.de>
6159 PR tree-optimization/77286
6160 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
6161 Deal with virtual PHIs being out-of-order.
6163 2016-08-18 David Malcolm <dmalcolm@redhat.com>
6165 * doc/invoke.texi (fverbose-asm): Note that source code lines
6166 are emitted, and provide an example.
6167 * final.c (asm_show_source): New function.
6168 (final_scan_insn): Call asm_show_source.
6170 2016-08-18 David Malcolm <dmalcolm@redhat.com>
6172 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
6173 param with diagnostic_kind.
6174 (class colorizer): Similarly replace field m_diagnostic with
6176 (colorizer::colorizer): Replace diagnostic
6177 param with diagnostic_kind.
6178 (colorizer::begin_state): Update for above field change.
6179 (layout::layout): Replace diagnostic param with rich_location *
6180 and diagnostic_kind.
6181 (diagnostic_show_locus): Replace diagnostic param with richloc
6182 and diagnostic_kind.
6183 (class selftest::test_diagnostic_context): New class.
6184 (selftest::test_diagnostic_show_locus_unknown_location): New
6186 (selftest::test_one_liner_simple_caret): New function.
6187 (selftest::test_one_liner_caret_and_range): New function.
6188 (selftest::test_one_liner_multiple_carets_and_ranges): New
6190 (selftest::test_one_liner_fixit_remove): New function.
6191 (selftest::test_one_liner_fixit_replace): New function.
6192 (selftest::test_diagnostic_show_locus_one_liner): New function.
6193 (selftest::diagnostic_show_locus_c_tests): Call the new test
6195 * diagnostic.c (diagnostic_initialize): Initialize
6196 colorize_source_p, show_ruler_p and parseable_fixits_p.
6197 (default_diagnostic_finalizer): Update for change to
6198 diagnostic_show_locus.
6199 (diagnostic_append_note): Likewise.
6200 * diagnostic.h (diagnostic_show_locus): Replace
6201 const diagnostic_info * param with location * and diagnostic_t.
6203 2016-08-18 David Malcolm <dmalcolm@redhat.com>
6205 * input.c (saved_line_table): New global.
6206 (class selftest::temp_line_table): Rename to line_table_test and
6207 move declaration to selftest.h, and drop field m_old_line_table.
6208 (selftest::temp_line_table::temp_line_table): Rename ctor to...
6209 (selftest::line_table_test::line_table_test): ...this. Add a
6210 default ctor. Store current value of line_table within
6212 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
6213 (selftest::line_table_test::~line_table_test): ...this, and
6214 restore line_table from the saved_line_table, rather than
6216 (selftest::test_accessing_ordinary_linemaps): Update for above
6218 (selftest::test_lexer): Likewise.
6219 (struct selftest::lexer_test): Likewise.
6220 (selftest::lexer_test::lexer_test): Likewise.
6221 (selftest::input_c_tests): Move the looping over test cases from
6223 (selftest::for_each_line_table_case): New function.
6224 * input.h (saved_line_table): New decl.
6225 * selftest.h (struct selftest::line_table_case): New forward decl.
6226 (class selftest::line_table_test): New class, moved here from
6227 selftest::temp_line_table in input.c, and renamed.
6228 (selftest::for_each_line_table_case): New decl.
6230 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
6233 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
6235 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
6238 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
6239 enclosing parallel construct for reduction variables on OpenACC loop
6242 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
6244 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
6245 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
6247 (function_to_dwarf_procedure): Update comment.
6249 2016-08-18 David Malcolm <dmalcolm@redhat.com>
6251 * input.c (diagnostics_file_cache_forcibly_evict_file): New
6253 * input.h (diagnostics_file_cache_forcibly_evict_file): New
6255 * selftest.c (selftest::temp_source_file::~temp_source_file):
6256 Evict m_filename from the diagnostic file cache.
6258 2016-08-18 Richard Biener <rguenther@suse.de>
6260 * tree-pass.h (make_pass_materialize_all_clones): Declare.
6261 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
6262 make_pass_materialize_all_clones): New simple IPA pass encapsulating
6263 clone materialization.
6264 * passes.def (all_late_ipa_passes): Start with
6265 pass_materialize_all_clones.
6266 * cgraphunit.c (symbol_table::compile): Remove call to
6267 materialize_all_clones.
6268 * tree-into-ssa.c: Include statistics.h.
6269 (update_ssa): Count number of times we do incremental/rewrite
6272 2016-08-18 Richard Biener <rguenther@suse.de>
6274 PR tree-optimization/77282
6275 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
6276 When doing auto-parallelizing also prevent use of PHIs that
6277 carry dependences across loop backedges.
6279 2016-08-18 Tamar Christina <tamar.christina@arm.com>
6280 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6282 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
6284 2016-08-18 Richard Biener <rguenther@suse.de>
6286 * ssa-iterators.h (ssa_vuse_operand): New inline.
6287 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
6288 (predicate_all_scalar_phis): Use remove_phi_node to remove
6289 phi nodes predicated. Delay removing virtual PHIs.
6290 (predicate_mem_writes): Update virtual operands.
6291 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
6292 (tree_if_conversion): Do not rewrite virtual SSA form.
6293 * tree-phinodes.c (release_phi_node): Make static.
6294 * tree-phinodes.h (release_phi_node): Remove.
6296 2016-08-18 Jakub Jelinek <jakub@redhat.com>
6298 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
6299 codes that appear in bdesc_* arrays, instead include i386-builtin.def
6300 twice to define those.
6301 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
6302 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
6303 bdesc_multi_arg): Define by including i386-builtin.def the third time.
6304 * config/i386/i386-builtin.def: New file.
6306 2016-08-17 David Malcolm <dmalcolm@redhat.com>
6308 * input.c (get_source_range_for_char): Rename to...
6309 (selftest::get_source_range_for_char): ...this, and move within
6310 the #if CHECKING_P guard.
6311 (get_num_source_ranges_for_substring): Rename to...
6312 (selftest::get_num_source_ranges_for_substring): ...this, move
6313 within the #if CHECKING_P guard, and make static.
6314 (selftest::assert_num_substring_ranges): Initialize
6317 2016-08-18 Alan Modra <amodra@gmail.com>
6319 PR rtl-optimization/72771
6320 * reload.c (find_reloads): Don't assume that a subreg mem is OK
6321 when find_reloads_toplev returns address_reloaded==-1.
6322 (alternative_allows_const_pool_ref): Update comment.
6324 2015-08-17 Alan Hayward <alan.hayward@arm.com>
6326 PR tree-optimization/71752
6327 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
6328 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
6330 2016-08-17 Jakub Jelinek <jakub@redhat.com>
6332 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
6333 instead of testing ECF_NORETURN bit in gimple_call_flags.
6334 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
6335 * predict.c (tree_bb_level_predictions): Likewise.
6336 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
6339 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
6340 turning a call into __builtin_unreachable-like noreturn call, adjust
6341 gimple_call_set_fntype.
6342 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
6343 gimple_call_fntype has void return type.
6345 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
6347 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
6348 maybe_lookup_decl, to handle nested acc loop directives.
6350 2016-08-17 Richard Biener <rguenther@suse.de>
6352 PR tree-optimization/76490
6353 * tree-vrp.c (update_value_range): Preserve overflow infinities
6354 when intersecting with ranges from get_range_info.
6355 (operand_less_p): Handle overflow infinities correctly.
6356 (value_range_constant_singleton): Use vrp_operand_equal_p
6357 to handle overflow max/min correctly.
6358 (vrp_valueize): Likewise.
6359 (union_ranges): Likewise.
6360 (intersect_ranges): Likewise.
6361 (vrp_visit_phi_node): Improve iteration limitation to only
6362 apply when we'll possibly re-visit the PHI via a changed argument
6365 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
6367 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
6368 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
6369 rather than those that should not be built.
6371 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
6374 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
6376 2016-08-17 Richard Biener <rguenther@suse.de>
6378 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
6379 (verify_vssa): New function verifying virtual SSA form.
6380 (verify_ssa): Call it.
6381 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
6382 Do not apply loop-closed SSA handling to virtuals.
6383 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
6384 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
6385 when rewriting their symbol.
6386 (prepare_def_site_for): Likewise.
6387 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
6388 operands of moved stmts.
6390 2016-08-17 Richard Biener <rguenther@suse.de>
6392 PR tree-optimization/23855
6393 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
6394 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
6395 find guards to hoist. Do not update SSA form but rewrite virtuals
6396 into loop closed SSA.
6397 (find_loop_guard): Adjust to skip already hoisted guards. Do
6398 not mark virtuals for renaming or update SSA form.
6400 2016-08-17 Martin Liska <mliska@suse.cz>
6402 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
6403 a LONG_LONG_TYPE_SIZE comparison.
6404 * gcov-io.h: Remove macro definitions.
6405 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
6406 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
6409 2016-08-16 Jakub Jelinek <jakub@redhat.com>
6411 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
6412 that builtins not mentioned in bdesc_* arrays come first, then
6413 the ones mentioned in bdesc_* arrays in the order they appear in
6414 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
6415 IX86_BUILTIN__BDESC_*_LAST enumerator.
6416 (bdesc_mpx): Fix up a comment typo.
6417 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
6418 __builtin_ia32_vpcomneu[bwdq] builtins.
6419 (BDESC_VERIFY, BDESC_VERIFYS): Define.
6420 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
6421 enum ix86_builtins ordering.
6422 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
6423 for direct bdesc_* array member access instead of searching all the
6424 arrays until an fcode match is found.
6426 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
6428 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
6429 pattern as define_insn_and_split. Split insn before reload to
6431 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
6432 <shift_insn><mode>3_1.
6433 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
6434 <rotate_insn><mode>3_1.
6436 2016-08-16 David Malcolm <dmalcolm@redhat.com>
6439 * input.c (get_source_range_for_substring): Rename to...
6440 (get_source_location_for_substring): ...this, adding param
6441 "caret_idx", and converting output param from source_range * to
6443 (get_source_range_for_char): New function.
6444 (get_num_source_ranges_for_substring): Update comment to reflect
6446 (assert_char_at_range): Update to use get_source_range_for_char
6447 rather than get_source_range_for_substring.
6448 (test_lexer_string_locations_concatenation_2): Likewise.
6449 * substring-locations.h (get_source_range_for_substring): Rename
6451 (get_source_location_for_substring): ...this, and adding param
6452 "caret_idx", and converting output param from source_range * to
6455 2016-08-16 David Malcolm <dmalcolm@redhat.com>
6457 * input.c (class selftest::temp_source_file): Move to
6459 (selftest::temp_source_file::temp_source_file): Move to
6461 (selftest::temp_source_file::~temp_source_file): Likewise.
6462 * selftest.c (selftest::temp_source_file::temp_source_file): Move
6464 (selftest::temp_source_file::~temp_source_file): Likewise.
6465 * selftest.h (class selftest::temp_source_file): Move here from
6468 2016-08-16 Jakub Jelinek <jakub@redhat.com>
6471 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
6472 inlining, add cgraph edge for the added __builtin_unreachable call.
6475 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
6476 only cast it to SHWI for the final comparison.
6478 2016-08-16 Martin Liska <mliska@suse.cz>
6480 PR gcov-profile/36412
6481 * doc/gcov.texi: Document --hash-filenames(-x).
6482 * gcov.c (print_usage): Add the option.
6483 (process_args): Process the option, sort options alphabetically.
6484 (md5sum_to_hex): New function.
6485 (make_gcov_file_name): Do the md5sum and append it to a
6488 2016-08-16 Bin Cheng <bin.cheng@arm.com>
6490 PR tree-optimization/69848
6491 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
6492 and swtich operands to avoid additional NOT instruction.
6493 (vcond<v_cmp_mixed><mode>): Ditto.
6494 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
6496 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
6498 * doc/install.texi (*-*-solaris2*): Adjust latest change.
6500 2016-08-16 Richard Biener <rguenther@suse.de>
6502 PR tree-optimization/76783
6503 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
6504 BB visited flags at start.
6506 2016-08-16 Bin Cheng <bin.cheng@arm.com>
6508 PR tree-optimization/72817
6509 PR tree-optimization/73450
6510 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
6511 multiple_of_p for adjusted IV.base.
6513 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
6516 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
6517 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
6518 for !flag_finite_math_only or flag_signed_zeros.
6519 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
6520 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
6521 depend on flag_finite_math_only.
6522 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
6524 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
6525 (*ieee_smin<mode>3): Ditto.
6526 (*ieee_smax<mode>3): Ditto.
6527 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
6528 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
6530 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
6531 depend on flag_finite_math_only.
6532 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
6533 (*mmx_<code>v2sf3): Remove.
6534 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
6535 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
6536 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
6538 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
6540 PR rtl-optimization/73650
6541 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
6542 it is not a simple move.
6544 2016-08-15 Martin Liska <mliska@suse.cz>
6547 * gcc.c (do_spec_1): Call save_string with the right size.
6548 (save_string): Do an assert about string we copy.
6550 2016-08-15 Richard Biener <rguenther@suse.de>
6552 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
6553 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
6555 (pass_data_stv): Likewise.
6557 2016-08-15 Richard Biener <rguenther@suse.de>
6559 PR tree-optimization/73434
6560 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
6561 TBAA info on the base when forwarding a non-invariant address.
6563 2016-08-15 Jakub Jelinek <jakub@redhat.com>
6565 * dwarf2out.c (struct checksum_attributes): Add
6566 at_string_length_bit_size and at_string_length_byte_size fields.
6567 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
6568 and DW_AT_string_length_byte_size.
6569 (die_checksum_ordered): Handle at_string_length_bit_size and
6570 at_string_length_byte_size.
6571 (gen_array_type_die): For dwarf_version >= 5 emit
6572 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
6573 (adjust_string_types): For dwarf_version >= 5 remove
6574 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
6575 (resolve_addr): Likewise.
6578 * dwarf2out.c (string_types): New variable.
6579 (gen_array_type_die): Change early_dwarf handling of
6580 DW_AT_string_length, create DW_OP_call4 referencing the
6581 length var temporarily. Handle parameters that are pointers
6583 (adjust_string_types): New function.
6584 (gen_subprogram_die): Temporarily set string_types to local var,
6585 call adjust_string_types if needed.
6586 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
6588 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
6590 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
6592 * doc/install.texi (*-*-solaris2*): Fix version number and document
6593 requirement on GNU make for building libjava with the Solaris linker.
6595 2016-08-15 Martin Liska <mliska@suse.cz>
6596 Jakub Jelinek <jakub@redhat.com>
6598 PR tree-optimization/72824
6599 * tree-loop-distribution.c (const_with_all_bytes_same)
6600 <case VECTOR_CST>: Fix a typo.
6602 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
6605 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
6606 Renamed from _mm512_undefined_si512.
6607 (_mm_undefined_si512): New definition.
6609 2016-08-13 Richard Biener <rguenther@suse.de>
6611 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
6612 into PHIs and update the lattice for its def.
6614 2016-08-12 Jakub Jelinek <jakub@redhat.com>
6617 * ubsan.c (instrument_si_overflow): Pass true instead of false
6619 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
6620 of bbs. Return TODO_cleanup_cfg if any returned true.
6622 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6624 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
6625 ISA 3.0 MTVSRDD instruction.
6626 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
6629 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
6631 PR tree-optimization/71083
6632 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
6633 bitfield access when possible.
6635 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
6638 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
6639 sign-changing cast from a shorter unsigned type to a wider
6642 2016-08-12 Jakub Jelinek <jakub@redhat.com>
6644 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
6645 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
6646 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
6648 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6650 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
6651 Correct costs for vec_construct.
6653 2016-08-12 Bin Cheng <bin.cheng@arm.com>
6655 PR tree-optimization/69848
6656 * tree-vectorizer.h (enum vect_def_type): New condition reduction
6657 type CONST_COND_REDUCTION.
6658 * tree-vect-loop.c (vectorizable_reduction): Support new condition
6659 reudction type CONST_COND_REDUCTION.
6661 2016-08-12 Richard Biener <rguenther@suse.de>
6663 PR tree-optimization/57326
6664 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
6665 returning an SSA name.
6666 (phi_translate_1): When fully_constant_expression returns a NAME
6667 make sure we have a leader for it.
6669 2016-08-12 Martin Liska <mliska@suse.cz>
6670 Adam Fineman <afineman@afineman.com>
6672 * gcov.c (process_file): Create .gcov file when .gcda
6675 2016-08-12 Marek Polacek <polacek@redhat.com>
6678 * alias.c (find_base_value): Adjust fall through comment.
6679 * cfgexpand.c (expand_debug_expr): Likewise.
6680 * combine.c (find_split_point): Likewise.
6681 (expand_compound_operation): Likewise. Add FALLTHRU.
6682 (make_compound_operation): Adjust fall through comment.
6683 (canon_reg_for_combine): Add FALLTHRU.
6684 (force_to_mode): Adjust fall through comment.
6685 (simplify_shift_const_1): Likewise.
6686 (simplify_comparison): Likewise.
6687 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
6689 * config/aarch64/predicates.md: Likewise.
6690 * config/i386/i386.c (function_arg_advance_32): Likewise.
6691 (ix86_gimplify_va_arg): Likewise.
6692 (print_reg): Likewise.
6693 (ix86_print_operand): Likewise.
6694 (ix86_build_const_vector): Likewise.
6695 (ix86_expand_branch): Likewise.
6696 (ix86_sched_init_global): Adjust fall through comment.
6697 (ix86_expand_args_builtin): Add FALLTHRU.
6698 (ix86_expand_builtin): Likewise.
6699 (ix86_expand_vector_init_one_var): Likewise.
6700 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
6701 (rs6000_adjust_cost): Likewise.
6702 (insn_must_be_first_in_group): Likewise.
6703 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
6704 * dbxout.c (dbxout_symbol): Adjust fall through comment.
6705 * df-scan.c (df_uses_record): Likewise.
6706 * dojump.c (do_jump): Add FALLTHRU.
6707 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
6709 (resolve_args_picking_1): Adjust fall through comment.
6710 (loc_list_from_tree_1): Likewise.
6711 * expmed.c (make_tree): Likewise.
6712 * expr.c (expand_expr_real_2): Add FALLTHRU.
6713 (expand_expr_real_1): Likewise. Adjust fall through comment.
6714 * fold-const.c (const_binop): Adjust fall through comment.
6715 (fold_truth_not_expr): Likewise.
6716 (fold_cond_expr_with_comparison): Add FALLTHRU.
6717 (fold_binary_loc): Likewise.
6718 (contains_label_1): Adjust fall through comment.
6719 (multiple_of_p): Likewise.
6720 * gcov-tool.c (process_args): Add FALLTHRU.
6721 * genattrtab.c (check_attr_test): Likewise.
6722 (write_test_expr): Likewise.
6723 * genconfig.c (walk_insn_part): Likewise.
6724 * genpreds.c (validate_exp): Adjust fall through comment.
6725 (needs_variable): Likewise.
6726 * gensupport.c (get_alternatives_number): Add FALLTHRU.
6727 (subst_dup): Likewise.
6728 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
6729 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
6730 (gimplify_scan_omp_clauses): Add FALLTHRU.
6731 (goa_stabilize_expr): Likewise.
6732 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
6734 * hsa-gen.c (get_address_from_value): Likewise.
6735 * ipa-icf.c (sem_function::hash_stmt): Likewise.
6736 * ira.c (ira_setup_alts): Add FALLTHRU.
6737 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
6739 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
6740 * opts.c (common_handle_option): Likewise.
6741 * read-rtl.c (read_rtx_code): Likewise.
6742 * real.c (round_for_format): Likewise.
6743 * recog.c (asm_operand_ok): Likewise.
6744 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
6745 * reload1.c (set_label_offsets): Likewise.
6746 (eliminate_regs_1): Likewise.
6747 (reload_reg_reaches_end_p): Likewise.
6748 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
6749 (rtx_cost): Likewise.
6750 * sched-rgn.c (is_exception_free): Likewise.
6751 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
6752 * stor-layout.c (int_mode_for_mode): Likewise.
6753 * toplev.c (print_to_asm_out_file): Likewise.
6754 (print_to_stderr): Likewise.
6755 * tree-cfg.c (gimple_verify_flow_info): Likewise.
6756 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
6757 (chrec_fold_multiply): Likewise.
6758 (evolution_function_is_invariant_rec_p): Likewise.
6759 (for_each_scev_op): Likewise.
6760 * tree-data-ref.c (siv_subscript_p): Likewise.
6761 (get_references_in_stmt): Likewise.
6762 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
6763 (substitute_in_expr): Likewise.
6764 (type_cache_hasher::equal): Likewise.
6765 (walk_type_fields): Likewise.
6766 * var-tracking.c (adjust_mems): Add FALLTHRU.
6767 (set_dv_changed): Adjust fall through comment.
6768 * varasm.c (default_function_section): Add FALLTHRU.
6770 2016-08-12 Marek Polacek <polacek@redhat.com>
6773 * tree-complex.c (expand_complex_division): Add missing break.
6775 2016-08-12 Richard Biener <rguenther@suse.de>
6777 * passes.c (execute_todo): Do not push/pop TV_TODO.
6778 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
6779 (execute_one_pass): Likewise.
6780 * common.opt (ftime-report-details): New switch.
6781 * doc/invoke.texi (ftime-report-details): Document.
6782 * timevar.h (timer::print_row): Adjust signature.
6783 (timer::all_zero): New static helper.
6784 (timer::child_map_t): New typedef.
6785 (timer::time_var_def): Add children field.
6786 * timevar.c (timer::named_items::print): Adjust.
6787 (timer::~timer): Free timevar recorded children.
6788 (timer::pop_internal): When -ftime-report-details record
6789 time spent in sub-timevars.
6790 (timer::print_row): Adjust.
6791 (timer::print): Print sub-timevar stats, use all_zero.
6792 * timevar.def (TV_TODO): Remove.
6794 2016-08-12 Richard Biener <rguenther@suse.de>
6796 PR tree-optimization/72851
6797 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
6798 worklists to use bitmaps indexed in execution order.
6799 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
6800 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
6801 (cfg_blocks): Make a bitmap.
6802 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
6804 (cfg_blocks_empty_p): Adjust.
6805 (cfg_blocks_add): Likewise.
6806 (cfg_blocks_get): Likewise.
6807 (add_ssa_edge): Likewise.
6808 (add_control_edge): Likewise.
6809 (simulate_stmt): Likewise.
6810 (process_ssa_edge_worklist): Likewise.
6811 (simulate_block): Likewise.
6812 (ssa_prop_init): Compute PRE order and stmt UIDs.
6813 (ssa_prop_fini): Adjust.
6814 (ssa_propagate): Adjust.
6816 2016-08-12 Richard Biener <rguenther@suse.de>
6818 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
6819 the currently executable edges have fixed ranges. Always
6820 go through update_value_range.
6822 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
6826 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
6827 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
6828 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
6829 (LANG_HOOKS_DECLS): Add it.
6830 * langhooks.h (struct lang_hooks_for_decls): Add
6831 function_decl_defaulted. Const_tree-ify
6832 function_decl_explicit_p and function_decl_deleted_p.
6833 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
6834 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
6835 also at strict DWARF v5.
6838 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
6839 TYPE_QUAL_CONST in reference-typed decls.
6842 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
6843 in DW_OP_pieces, just enough to handle pointers to member
6845 (gen_remaining_tmpl_value_param_die_attribute): Use a location
6846 expression on DWARFv5 if a constant value doesn't work.
6848 2016-08-11 David Malcolm <dmalcolm@redhat.com>
6850 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
6851 * selftest.c (selftest::test_assertions): New function.
6852 (selftest::selftest_c_tests): New function.
6853 * selftest.h (selftest::selftest_c_tests): New declaration.
6855 2016-08-11 Richard Biener <rguenther@suse.de>
6856 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6858 PR rtl-optimization/72855
6859 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
6861 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6864 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
6865 (vsx_store_<mode>): Likewise.
6867 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
6869 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
6870 TImode CONST_WIDE_INT store.
6871 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
6873 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
6875 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
6876 mode if unaligned SSE load and store are optimal.
6878 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
6880 PR tree-optimization/71083
6881 * tree-predcom.c (ref_at_iteration): Correctly align the
6884 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6886 * config/s390/s390-builtin-types.def: Add INT128 types.
6887 * config/s390/s390-builtins.def: Add INT128 variants for the add
6888 sub low-level builtins dealing with TImode.
6889 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
6890 via subreg when expanding a builtin.
6891 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
6892 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
6894 * config/s390/vecintrin.h: Adjust builtin names accordingly.
6895 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
6896 ("vec_addc<mode>", "vec_addc_u128"): Merge to
6897 "vacc<bhfgq>_<mode>".
6898 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
6899 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
6900 ("vec_subc<mode>", "vec_subc_u128"): Merge to
6901 "vscbi<bhfgq>_<mode>".
6902 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
6903 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
6905 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6907 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
6909 2016-08-11 Bin Cheng <bin.cheng@arm.com>
6911 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
6913 (vcond<v_cmp_mixed><mode>): Ditto.
6914 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
6916 2016-08-11 Bin Cheng <bin.cheng@arm.com>
6918 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
6919 variable explicitly, also assert on it before use.
6921 2016-08-11 Richard Biener <rguenther@suse.de>
6923 PR tree-optimization/72772
6924 * cfgloopmanip.c (create_preheader): Use split_edge if there
6925 is a single loop entry, avoiding degenerate PHIs.
6927 2016-08-11 Richard Biener <rguenther@suse.de>
6929 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
6930 unconditional TODO_cleanup_cfg.
6931 (pass_thread_jumps::execute): Initialize loops, perform a CFG
6932 cleanup only if we threaded a jump.
6934 2016-08-11 Alan Modra <amodra@gmail.com>
6937 * lra-constraints.c (simplify_operand_subreg): Allow subreg
6938 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
6939 slow. Emit two reloads for slow mem case, first loading in
6940 fast innermode, then converting to required mode.
6942 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
6944 * config/rs6000/altivec.h (vec_extract_exp): New macro.
6945 (vec_extract_sig): New macro.
6946 (vec_insert_exp): New macro.
6947 (vec_test_data_class): New macro.
6948 (scalar_extract_exp): New macro.
6949 (scalar_extract_sig): New macro.
6950 (scalar_insert_exp): New macro.
6951 (scalar_test_data_class): New macro.
6952 (scalar_test_neg): New macro.
6953 (scalar_cmp_exp_gt): New macro.
6954 (scalar_cmp_exp_lt): New macro.
6955 (scalar_cmp_exp_eq): New macro.
6956 (scalar_cmp_exp_unordered): New macro.
6957 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
6958 to enforce constraint that operand is a 7-bit unsigned literal.
6959 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
6960 for power9 built-ins.
6961 (BU_P9V_VSX_2): Likewise.
6962 (BU_P9V_64BIT_VSX_2): Likewise.
6963 (VSEEDP): Add scalar extract exponent support.
6964 (VSEESP): Add scalar extract signature support.
6965 (VSTDCNDP): Add scalar test negative support.
6966 (VSTDCNSP): Likewise.
6967 (VSIEDP): Add scalar insert exponent support.
6968 (VSCEDPGT): Add scalar compare exponent greater than support.
6969 (VSCEDPLT): Add scalar compare exponent less than support.
6970 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
6971 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
6972 (VSTDCDP): Add scalar test data class support.
6973 (VSTDCSP): Likewise.
6974 (VSEEDP): Add overload support for scalar extract exponent
6976 (VSESDP): Add overload support for scalar extract signature
6978 (VSTDCN): Add overload support for scalar test negative
6980 (VSTDCNDP): Add overload support for scalar test negative
6982 (VSTDCNSP): Add overload support for scalar test negative
6984 (VSIEDP): Add overload support for scalar insert exponent
6986 (VSTDC): Add overload support for scalar test data class
6988 (VSTDCDP): Add overload support for scalar test data class
6990 (VSTDCSP): Add overload support for scalar test data class
6992 (VSCEDPGT): Add overload support for scalar compare exponent
6993 greater than operation.
6994 (VSCEDPLT): Add overload support for scalar compare exponent
6995 less than operation.
6996 (VSCEDPEQ): Add overload support for scalar compare exponent
6997 test-for-equality operation.
6998 (VSCEDPUO): Add overload support for scalar compare exponent
6999 test-for-unordered operation.
7000 (VEEDP): Add vector extract exponent support.
7002 (VESDP): Add vector extract significand support.
7004 (VIEDP): Add vector insert exponent support.
7006 (VTDCDP): Add vector test data class support.
7008 (VES): Add overload support for vector extract significand operation.
7011 (VEE): Add overload support for vector extract exponent operation.
7014 (VTDC): Add overload support for vector test data class operation.
7017 (VIE): Add overload support for vector insert exponent operation.
7020 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7021 overloaded binary floating point functions.
7022 (altivec_resolve_overloaded_builtin): Improve error messages to
7023 distinguish between functions not supported in the current
7024 compiler configuration and functions that were invoked with an
7025 invalid parameter combination, and include the built-in function
7026 name in both error messages.
7027 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
7029 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
7031 (rs6000_expand_binop_builtin): Add check to enforce that argument
7032 2 of the test data class operations is a 7-bit unsigned literal.
7033 (rs6000_invalid_builtin): Add code to issue an error message if a
7034 built-in function that requires the power9_vector and -m32
7035 command-line options is compiled without these options.
7036 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
7037 (UNSPEC_VSX_SXSIGDP): New value.
7038 (UNSPEC_VSX_SXSIGPDP): New value.
7039 (UNSPEC_VSX_SIEXPDP): New value.
7040 (UNSPEC_VSX_SCMPEXPDP): New value.
7041 (UNSPEC_VSX_STSTDC): New value.
7042 (UNSPEC_VSX_VXEXP): New value.
7043 (UNSPEC_VSX_VXSIG): New value.
7044 (UNSPEC_VSX_VIEXP): New value.
7045 (UNSPEC_VSX_VTSTDC): New value.
7046 (xsxexpdp): New insn for scalar extract exponent.
7047 (xsxsigdp): New insn for scalar extract significand.
7048 (xsiexpdp): New insn for scalar insert exponent.
7049 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
7050 (*xscmpexpdp): New insn for scalar compare exponents.
7051 (xststdc<Fvsx): New expansion for both single- and
7052 double-precision scalar test data class operations.
7053 (xststdcneg<Fvsx>): New expansion for both single- and
7054 double-precision scalar test for negative value operations.
7055 (*xststdc<Fvsx>): New insn for scalar test data class
7057 (xvxexp<VSs>): New insn for single- and double-precision
7058 vector extract exponent operation.
7059 (xvxsig<VSs>): New insn for single- and double-precision
7060 vector extract significand operation.
7061 (xviexp<VSs>): New insn for single- and double-precision
7062 vector insert exponent operation.
7063 (xvtstdc<VSs>): New insn for single- and double-precision
7064 vector test data class operation.
7065 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7066 built-in functions to represent the Power9 binary floating-point
7067 support instructions.
7069 2016-08-10 bin cheng <bin.cheng@arm.com>
7071 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
7073 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
7074 Renlin Li <renlin.li@arm.com>
7075 Bin Cheng <bin.cheng@arm.com>
7077 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
7078 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
7079 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
7080 (aarch64_vcond_internal<mode><mode>): Delete pattern.
7081 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
7082 (vcond<v_cmp_result><mode>): Ditto.
7083 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
7084 (vcondu<mode><mode>): Ditto.
7085 (vcond<v_cmp_mixed><mode>): New pattern.
7086 (vcondu<mode><v_cmp_mixed>): New pattern.
7087 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
7088 of aarch64_vcond_internal.
7090 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
7091 Renlin Li <renlin.li@arm.com>
7092 Bin Cheng <bin.cheng@arm.com>
7094 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
7095 (vec_cmp<mode><v_cmp_result>): New pattern.
7096 (vec_cmpu<mode><mode>): New pattern.
7097 (vcond_mask_<mode><v_cmp_result>): New pattern.
7099 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
7101 PR tree-optimization/71734
7102 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
7103 REF_LOOP, invoke ref_indep_loop_p_1.
7104 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
7105 to ref_indep_loop_p.
7106 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
7107 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
7108 is inside LOOP, do not cache dpendence value for loops with
7110 (ref_indep_loop_p_2): Delete function.
7111 (can_sm_ref_p): Pass LOOP as additional argument to
7114 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
7117 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
7118 being an offsettable address.
7120 2016-08-10 Martin Liska <mliska@suse.cz>
7122 PR gcov-profile/58306
7123 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
7124 atomic variants of profile update functions.
7126 2016-08-10 Martin Liska <mliska@suse.cz>
7128 Cherry picked (and modified) from google-4_7 branch
7129 2012-12-26 Rong Xu <xur@google.com>
7130 * common.opt (fprofile-update): Add new flag.
7131 * coretypes.h: Define enum profile_update.
7132 * doc/invoke.texi: Document -fprofile-update.
7133 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
7134 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
7135 * tree-profile.c (gimple_init_edge_profiler): Generate
7136 also atomic profiler update.
7137 (gimple_gen_edge_profiler): Likewise.
7139 2016-08-10 David Malcolm <dmalcolm@redhat.com>
7141 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
7142 stack_usage_file to NULL after fclose calls.
7144 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7147 * reload.c (push_reload): Compute subreg_in_class for
7148 subregs of constants and plus expressions. Remove special
7149 handling of SYMBOL_REFs.
7151 2016-08-10 Alan Modra <amodra@gmail.com>
7154 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
7155 SImode for TARGET_E500_DOUBLE when given SImode.
7157 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
7159 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
7160 unused variable __O.
7162 2016-08-09 Martin Liska <mliska@suse.cz>
7164 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
7165 _gcov_reset to __gcov_reset.
7166 * doc/gcov-tool.texi: Fix typo.
7168 2016-08-09 Martin Liska <mliska@suse.cz>
7170 * value-prof.c (gimple_divmod_values_to_profile): Do not
7171 instrument MOD histogram if a value is not a SSA name.
7173 2016-08-09 Martin Liska <mliska@suse.cz>
7175 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
7178 2016-08-09 Renlin Li <renlin.li@arm.com>
7181 * calls.c (prepare_call_address): Convert funexp to Pmode when
7183 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
7184 (sibcall_value): Likewise.
7186 2016-08-09 Marek Polacek <polacek@redhat.com>
7189 * cselib.c (cselib_expand_value_rtx_1): Add return.
7190 * gengtype.c (dbgprint_count_type_at): Likewise.
7191 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
7192 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
7194 2016-08-09 Martin Jambor <mjambor@suse.cz>
7197 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
7198 if instance is a MEM_REF.
7200 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
7203 * config/i386/i386.md (*movtf_internal): Use
7204 lra_in_progress || reload_completed instead of !can_create_pseudo_p
7205 in the insn constraint.
7206 (*movxf_internal): Ditto.
7207 (*movdf_internal): Ditto.
7208 (*movsf_internal): Ditto.
7210 2016-08-09 Bin Cheng <bin.cheng@arm.com>
7212 PR tree-optimization/72772
7213 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
7216 2016-08-09 Bin Cheng <bin.cheng@arm.com>
7218 PR tree-optimization/72772
7219 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
7221 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
7222 parameter STOP and update calls. Move expand_simple_operations
7223 function call from here...
7224 (simplify_using_initial_conditions): ...to here. Delete parameter
7226 (tree_simplify_using_condition): Delete parameter STOP.
7227 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
7228 simplify_using_initial_conditions.
7230 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
7233 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
7234 Use create_tmp_var_raw instead of create_tmp_var.
7236 2016-08-09 Richard Biener <rguenther@suse.de>
7238 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
7239 Treat same SSA names related.
7241 2016-08-09 Jakub Jelinek <jakub@redhat.com>
7243 PR tree-optimization/72824
7244 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
7245 real_zerop is not negative.
7247 2016-08-09 Richard Biener <rguenther@suse.de>
7249 PR tree-optimization/71802
7250 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
7251 all merge opportunities with the predecessor.
7253 2016-08-09 Richard Biener <rguenther@suse.de>
7256 * ipa-prop.c (ipa_modify_formal_parameters): Build
7257 parameter types with natural alignment also for the
7260 2016-08-08 Andi Kleen <ak@linux.intel.com>
7262 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
7264 2016-08-08 David Malcolm <dmalcolm@redhat.com>
7267 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
7268 do-nothing langhook.
7269 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
7270 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
7271 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
7272 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
7274 2016-08-08 David Malcolm <dmalcolm@redhat.com>
7277 * input.c: Ensure that HAVE_ICONV is defined.
7279 2016-08-08 Jakub Jelinek <jakub@redhat.com>
7282 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
7283 private vars for lastprivate and for linear iterator.
7286 * omp-simd-clone.c: Include varasm.h.
7287 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
7288 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
7289 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
7290 update function name.
7292 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
7294 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
7295 (avr_diagnose_devicespecs_error): Remove.
7296 (avr_devicespecs_file): Remove composing absolute path for specfile
7297 and its verbose info. Remove conditions to check specs-file,
7299 2016-08-08 Jakub Jelinek <jakub@redhat.com>
7301 PR rtl-optimization/72821
7302 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
7303 just return false for them.
7305 2016-08-08 Alan Modra <amodra@gmail.com>
7308 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
7309 toc refs created during reload. Update function comment.
7311 2016-08-08 Alan Modra <amodra@gmail.com>
7314 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
7315 alternatives. Put loads first, then stores, and reg/reg moves
7316 within same class later. Delete attr length.
7318 2016-08-08 Alan Modra <amodra@gmail.com>
7321 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
7322 (mem_operand_ds_form): New predicate.
7323 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
7324 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
7325 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
7326 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
7327 (extendsfdf2_fpr): Replace o constraint with wY.
7329 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
7331 * tree-ssa-threadbackward.c: Include tree-inline.h
7332 (profitable_jump_thread_path): Use estimate_num_insns to estimate
7333 size of copied block; for cold paths reduce duplication.
7334 (find_jump_threads_backwards): Remove redundant tests.
7335 (pass_thread_jumps::gate): Enable for -Os.
7337 2016-08-07 Jakub Jelinek <jakub@redhat.com>
7340 * stor-layout.c (layout_decl): Fix up formatting.
7341 (relayout_decl): Allow DECL to be FIELD_DECL.
7343 2016-08-07 Alan Modra <amodra@gmail.com>
7345 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
7347 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
7349 * data-streamer-in.c (streamer_read_wide_int): New.
7350 (streamer_read_widest_int): Renamed function.
7351 * data-streamer-out.c (streamer_write_wide_int): New
7352 (streamer_write_widest_int): Renamed function.
7353 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
7355 (input_cfg): Call renamed function.
7356 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
7358 (output_cfg): Call renamed function.
7359 * data-streamer.h: Add declarations.
7361 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7363 * tree-ssa-ccp.c (extend_mask): New param sgn.
7364 Remove ORing with wi::mask.
7365 (get_default_value): Adjust call to extend_mask to pass sign.
7366 (evaluate_stmt): Likewise.
7368 2016-08-06 Jakub Jelinek <jakub@redhat.com>
7370 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
7373 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7375 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
7376 transform if operand's type is pointer to function or method.
7378 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
7380 PR tree-optimization/18046
7381 * tree-ssa-threadedge.c: Include cfganal.h.
7382 (simplify_control_statement_condition): If simplifying a
7383 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
7384 with the dominating ASSERT_EXPR before handing it off to VRP.
7385 Mention that a CASE_LABEL_EXPR may be returned.
7386 (thread_around_empty_blocks): Adjust to handle
7387 simplify_control_statement_condition() returning a
7389 (thread_through_normal_block): Likewise.
7390 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
7391 a switch statement by trying to determine which case label
7394 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
7396 PR rtl-optimization/69847
7397 * lra-constraints.c (process_invariant_for_inheritance): Save
7398 pattern instead of src.
7399 (remove_inheritance_pseudos): Use the pattern. Add assert.
7401 2016-08-05 David Malcolm <dmalcolm@redhat.com>
7403 * input.c (string_concat::string_concat): New constructor.
7404 (string_concat_db::string_concat_db): New constructor.
7405 (string_concat_db::record_string_concatenation): New method.
7406 (string_concat_db::get_string_concatenation): New method.
7407 (string_concat_db::get_key_loc): New method.
7408 (class auto_cpp_string_vec): New class.
7409 (get_substring_ranges_for_loc): New function.
7410 (get_source_range_for_substring): New function.
7411 (get_num_source_ranges_for_substring): New function.
7412 (class selftest::lexer_test_options): New class.
7413 (struct selftest::lexer_test): New struct.
7414 (class selftest::ebcdic_execution_charset): New class.
7415 (selftest::ebcdic_execution_charset::s_singleton): New variable.
7416 (selftest::lexer_test::lexer_test): New constructor.
7417 (selftest::lexer_test::~lexer_test): New destructor.
7418 (selftest::lexer_test::get_token): New method.
7419 (selftest::assert_char_at_range): New function.
7420 (ASSERT_CHAR_AT_RANGE): New macro.
7421 (selftest::assert_num_substring_ranges): New function.
7422 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
7423 (selftest::assert_has_no_substring_ranges): New function.
7424 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
7425 (selftest::test_lexer_string_locations_simple): New function.
7426 (selftest::test_lexer_string_locations_ebcdic): New function.
7427 (selftest::test_lexer_string_locations_hex): New function.
7428 (selftest::test_lexer_string_locations_oct): New function.
7429 (selftest::test_lexer_string_locations_letter_escape_1): New function.
7430 (selftest::test_lexer_string_locations_letter_escape_2): New function.
7431 (selftest::test_lexer_string_locations_ucn4): New function.
7432 (selftest::test_lexer_string_locations_ucn8): New function.
7433 (selftest::uint32_from_big_endian): New function.
7434 (selftest::test_lexer_string_locations_wide_string): New function.
7435 (selftest::uint16_from_big_endian): New function.
7436 (selftest::test_lexer_string_locations_string16): New function.
7437 (selftest::test_lexer_string_locations_string32): New function.
7438 (selftest::test_lexer_string_locations_u8): New function.
7439 (selftest::test_lexer_string_locations_utf8_source): New function.
7440 (selftest::test_lexer_string_locations_concatenation_1): New
7442 (selftest::test_lexer_string_locations_concatenation_2): New
7444 (selftest::test_lexer_string_locations_concatenation_3): New
7446 (selftest::test_lexer_string_locations_macro): New function.
7447 (selftest::test_lexer_string_locations_stringified_macro_argument):
7449 (selftest::test_lexer_string_locations_non_string): New function.
7450 (selftest::test_lexer_string_locations_long_line): New function.
7451 (selftest::test_lexer_char_constants): New function.
7452 (selftest::input_c_tests): Call the new test functions once per
7453 case within the line_table test matrix.
7454 * input.h (struct string_concat): New struct.
7455 (struct location_hash): New struct.
7456 (class string_concat_db): New class.
7457 * substring-locations.h: New header.
7459 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
7461 PR tree-optimization/72810
7462 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
7463 the type of the case labels when truncating.
7465 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
7468 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
7469 (aarch64_fp16_ptr_type_node): Likewise.
7470 * config/aarch64/aarch64-simd-builtins.c
7471 (aarch64_fp16_ptr_type_node): Define.
7472 (aarch64_init_fp16_types): New, refactored out of...
7473 (aarch64_init_builtins): ...here, update to call
7474 aarch64_init_fp16_types.
7475 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
7477 (aapcs_vfp_sub_candidate): Likewise.
7479 2016-08-05 Martin Liska <mliska@suse.cz>
7480 Joshua Cranmer <Pidgeot18@gmail.com>
7482 * gcov.c (line_t::has_block): New function.
7483 (enum loop_type): New enum.
7484 (handle_cycle): New function.
7485 (unblock): Likewise.
7486 (circuit): Likewise.
7487 (get_cycles_count): Likewise.
7488 (accumulate_line_counts): Use new loop detection algorithm.
7490 2016-08-05 Martin Liska <mliska@suse.cz>
7492 * gcov.c (output_intermediate_file): Rename
7493 function_info::line_next to next_file_fn.
7494 (process_file): Likewise.
7495 (read_graph_file): Likewise.
7496 (accumulate_line_counts): Likewise.
7497 (output_lines): Likewise.
7499 2016-08-05 Richard Biener <rguenther@suse.de>
7501 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
7502 restriction on threading to a loop header.
7504 2016-08-05 Richard Biener <rguenther@suse.de>
7506 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
7507 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
7508 adjust loop info accordingly.
7510 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
7512 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
7513 before folding call to __builtin_constant_p with parameters to false.
7515 2016-08-05 Alan Modra <amodra@gmail.com>
7517 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
7518 code accidentally committed 2016-05-02 providing class when given
7521 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
7523 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
7524 the case label ranges that partially overlap with OP's value
7527 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
7530 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
7531 Cast builtin function result to __mmask16 instead of __mmask8.
7532 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
7533 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
7534 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
7536 2016-08-04 David Malcolm <dmalcolm@redhat.com>
7538 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
7539 (ASSERT_TRUE_AT): New macro.
7540 (ASSERT_FALSE): Reimplement in terms of...
7541 (ASSERT_FALSE_AT): New macro.
7542 (ASSERT_STREQ_AT): Fix typo in comment.
7544 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
7546 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
7547 labels are exhaustive, designate the label with the widest
7548 range to be the default label.
7550 2016-08-04 Andrew Pinski <apinski@cavium.com>
7552 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
7553 (thunderx_tunings): Use thunderx_vector_cost instead of
7554 generic_vector_cost.
7556 2016-08-04 Martin Liska <mliska@suse.cz>
7558 * gcov.c (main): Fix GNU coding style.
7559 (output_intermediate_file): Likewise.
7560 (process_file): Likewise.
7561 (generate_results): Likewise.
7562 (release_structures): Likewise.
7563 (create_file_names): Likewise.
7564 (find_source): Likewise.
7565 (read_graph_file): Likewise.
7566 (find_exception_blocks): Likewise.
7567 (canonicalize_name): Likewise.
7568 (make_gcov_file_name): Likewise.
7569 (mangle_name): Likewise.
7570 (accumulate_line_counts): Likewise.
7571 (output_branch_count): Likewise.
7572 (read_line): Likewise.
7574 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
7576 PR rtl-optimization/71779
7577 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
7578 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
7579 or if it was truncated.
7581 PR rtl-optimization/70903
7582 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
7584 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
7586 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
7587 accessing SSA_NAME_PTR_INFO.
7589 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
7592 * common/config/avr/avr-common.c (avr_option_optimization_table)
7593 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
7595 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
7598 * config/avr/avr.md: New pattern to work around do_store_flag
7599 generating shift instructions for bit extractions.
7601 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
7603 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
7605 (add_equivalence): Likewise.
7606 (get_value_range): Allocate value range with vrp_value_range_pool.
7607 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
7608 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
7610 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
7612 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
7613 the default for the rs6000 port.
7615 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
7618 * calls.c (special_function_p): Remove special handling of
7619 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
7620 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
7621 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
7623 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
7626 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
7627 Don't stop on regular insns.
7629 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
7631 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
7632 size to DImode boundary.
7633 (nvptx_propagate): Likewise.
7635 2016-08-03 Alan Modra <amodra@gmail.com>
7637 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
7638 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
7639 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
7640 from -mefficient-unaligned-vector. Note that this affects fp too.
7642 2016-08-03 Alan Modra <amodra@gmail.com>
7644 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
7647 2016-08-03 Alan Modra <amodra@gmail.com>
7649 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
7650 to a reg. Localize vars.
7652 2016-08-03 Alan Modra <amodra@gmail.com>
7654 * config/rs6000/rs6000.opt: Remove negatives from help strings
7657 2016-08-03 Alan Modra <amodra@gmail.com>
7659 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
7660 Delete duplicated code.
7662 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
7665 * lra-spills.c (regno_in_use_p): New.
7666 (lra_final_code_change): Use it.
7668 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
7670 PR rtl-optimization/69847
7671 * lra-int.h (struct lra-reg): Use restore_rtx instead of
7673 (lra_rtx_hash): New.
7674 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
7676 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
7677 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
7678 * lra-spills.c (lra_final_code_change): Don't delete insn when the
7679 next insn is USE with the same reg as the current insn source.
7680 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
7682 (lra_constraints_init): Call initiate_invariants.
7683 (lra_constraints_finish): Call finish_invariants.
7684 (struct invariant, invariant_t, invariant_ptr_t): New.
7685 (const_invariant_ptr_t, invariants, invariants_pool): New.
7686 (invariant_table, invariant_hash, invariant_eq_p): New.
7687 (insert_invariant, initiate_invariants, finish_invariants): New.
7688 (clear_invariants, invalid_invariant_regs): New.
7689 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
7690 instead of restore_regno.
7691 (invariant_p, process_invariant_for_inheritance): New.
7692 (inherit_in_ebb): Implement invariant inheritance.
7693 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
7694 (remove_inheritance_pseudos): Implement undoing invariant
7696 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
7697 instead of restore_regno.
7698 * lra-assigns.c (regno_live_length): New.
7699 (reload_pseudo_compare_func): Use regno_live_length.
7700 (assign_by_spills): Use restore_rtx instead of restore_regno.
7701 (lra_assign): Ditto. Initiate regno_live_length.
7703 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
7705 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
7706 __builtin_aarch64_fmindf.
7708 2016-08-02 Bin Cheng <bin.cheng@arm.com>
7710 PR tree-optimization/34114
7711 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
7712 information for more control IVs.
7714 2016-08-02 Bin Cheng <bin.cheng@arm.com>
7716 PR tree-optimization/34114
7717 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
7718 PLUS_EXPR case. Handle SSA_NAME case.
7720 2016-08-02 Tamar Christina <tamar.christina@arm.com>
7722 * config/aarch64/aarch64-simd-builtins.def
7723 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
7724 (__builtin_aarch64_fmaxdf): Likewise.
7725 (__builtin_aarch64_smin_nandf): Likewise.
7726 (__builtin_aarch64_smax_nandf): Likewise.
7727 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
7728 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
7729 (<fmaxmin><mode>3): ...this.
7730 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
7731 (vminnm_f64): Likewise.
7732 (vmin_f64): Likewise.
7733 (vmax_f64): Likewise.
7734 * config/aarch64/iterators.md (FMAXMIN): Merge with...
7735 (FMAXMIN_UNS): ...this.
7736 (fmaxmin): Merged with
7737 (fmaxmin_op): ...this...
7738 (maxmin_uns_op): ...in to this.
7740 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
7742 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7743 Add support for vec_extract on vector float, vector int, vector
7744 short, and vector char vector types.
7745 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
7746 vector float, vector int, vector short, and vector char
7747 optimizations on 64-bit ISA 2.07 systems for both constant and
7748 variable element numbers.
7749 (rs6000_split_vec_extract_var): Likewise.
7750 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
7751 Altivec registers on ISA 2.07 and above.
7752 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
7753 which never was matched due to the split occuring before register
7754 allocation (and the code would not have worked on little endian
7755 systems if it did match). Allow extracts to go to the Altivec
7756 registers if ISA 2.07 (power8). Change from using "" around the
7757 C++ code to using {}'s.
7758 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
7759 vec_extracts when the vector is in memory.
7760 (vsx_extract_v4sf_var): New insn to optimize vector float
7761 vec_extracts when the element number is variable on 64-bit ISA
7763 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
7764 for 64-bit ISA 2.07 as well as ISA 3.0.
7765 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
7766 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
7767 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
7768 optimize vector int, vector short, and vector char vec_extracts
7769 when the vector is in memory.
7770 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
7771 optimize vector int, vector short, and vector char vec_extracts
7772 when the element number is variable.
7774 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
7777 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
7778 does not overlap with other symbol flags.
7780 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
7782 * config/aarch64/aarch64.h (aarch64_frame):
7783 Remove padding0 and hardfp_offset. Add locals_offset,
7784 initial_adjust, callee_adjust, callee_offset and final_adjust.
7785 * config/aarch64/aarch64.c (aarch64_layout_frame):
7786 Remove unused padding0 and hardfp_offset initializations.
7787 Choose frame layout and set frame variables accordingly.
7788 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
7789 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
7790 (aarch64_pop_regs): Likewise.
7791 (aarch64_expand_prologue): Remove all decision code, just emit
7792 prolog according to frame variables.
7793 (aarch64_expand_epilogue): Remove all decision code, just emit
7794 epilog according to frame variables.
7795 (aarch64_initial_elimination_offset): Use offset to local/arg area.
7797 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
7800 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
7801 fix_debug_reg_uses after changing source register mode to
7802 V1TImode if source register is undefined.
7804 2015-08-01 Alan Hayward <alan.hayward@arm.com>
7806 PR tree-optimization/71818
7807 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
7808 with non invariant evolutions
7810 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
7813 * config/avr/avr.md (length) [branch]: Correct insn length
7814 attribute for forward branches.
7816 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
7818 * doc/extend.texi (AVR Built-in Functions): Document
7820 * config/avr/builtins.def (NOPS): New.
7821 * config/avr/avr.c (avr_expand_nops): New static function.
7822 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
7824 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7826 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
7827 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
7830 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
7832 * config/aarch64/aarch64.c (vulcan_tunings): Update
7833 vulcan L1 cache_line_size.
7835 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
7837 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
7838 function that takes a vector memory address, a hard register, an
7839 element number and a temporary base register, and recreates an
7840 address that points to the appropriate element within the vector.
7841 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
7842 (rs6000_split_vec_extract_var): Add support for the target of a
7843 vec_extract with variable element number being a scalar memory
7845 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
7847 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
7848 vsx_extract_<mode>_load insn with a new insn that optimizes
7849 storing either element to a memory location, using scratch
7850 registers to pick apart the vector and reconstruct the address.
7851 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
7852 (vsx_extract_<mode>_store): Rework alternatives to more correctly
7853 support Altivec registers. Add support for ISA 3.0 Altivec d-form
7855 (vsx_extract_<mode>_var): Add support for extracting a variable
7856 element number from memory.
7858 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
7860 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
7861 when testing for compares against constants of the form 0xabab.
7863 2016-07-29 Bin Cheng <bin.cheng@arm.com>
7865 PR tree-optimization/57558
7866 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
7868 (vect_loop_versioning): Support versioning with niter assumptions.
7869 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
7870 (vect_get_loop_niters): New parameter. Reimplement to support
7871 assumptions in loop niter info.
7872 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
7873 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
7874 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
7875 Support loop versioning for niters.
7876 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
7877 (vect_free_loop_info_assumptions): New function.
7878 (vectorize_loops): Free loop niter info for loops with flag
7879 LOOP_F_ASSUMPTIONS set if vectorization failed.
7880 * tree-vectorizer.h (struct _loop_vec_info): New field
7881 num_iters_assumptions.
7882 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
7883 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
7884 (LOOP_REQUIRES_VERSIONING): New macro.
7885 (vect_free_loop_info_assumptions): New decl.
7887 2016-07-29 Bin Cheng <bin.cheng@arm.com>
7889 * cfgloop.h (struct loop): New field constraints.
7890 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
7891 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
7893 * cfgloop.c (alloc_loop): Initialize new field.
7894 * cfgloopmanip.c (copy_loop_info): Copy constraints.
7895 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
7896 Adjust niter analysis wrto loop constraints.
7897 * doc/loop.texi (@node Number of iterations): Add description for loop
7900 2016-07-29 Marek Polacek <polacek@redhat.com>
7903 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
7904 (ix86_expand_round_builtin): Likewise.
7906 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
7907 Georg-Johann Lay <avr@gjlay.de>
7909 PR rtl-optimization/71976
7910 * combine.c (get_last_value): Return 0 if the argument for which
7911 the function is called has a wider mode than the recorded value.
7913 2016-07-29 Marek Polacek <polacek@redhat.com>
7916 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
7917 (altivec_expand_st_builtin): Likewise.
7919 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
7921 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
7922 introduced in r238381.
7924 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
7927 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
7928 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
7930 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
7932 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
7934 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7935 Add support for vec_extract of vector double or vector long having
7936 a variable element number on 64-bit ISA 2.07 systems or newer.
7937 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
7939 (rs6000_split_vec_extract_var): New function to split a
7940 vec_extract built-in function with variable element number.
7941 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
7943 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
7944 (UNSPEC_VSX_EXTRACT): Likewise.
7945 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
7946 direct move instructions to be generated on 64-bit ISA 2.07
7947 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
7949 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
7950 arguments for vec_extract variable element.
7951 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
7952 vec_extract with variable element on V2DFmode and V2DImode
7954 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
7955 -mupper-regs-df requirement, since it isn't needed.
7956 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
7957 do direct moves on 64-bit systems, which allows optimization of
7958 vec_extract on 64-bit ISA 2.07 systems and newer.
7960 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
7961 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
7963 * config/aarch64/aarch64.md
7964 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
7966 (<optab>qihi2_aarch64): Likewise, and split into two.
7967 (extendqihi2_aarch64): New.
7968 (zero_extendqihi2_aarch64): New.
7969 * config/aarch64/iterators.md (ldrxt): Remove.
7970 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
7973 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
7975 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
7977 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
7979 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
7980 (aarch64_push_reg): New function to push 1 or 2 registers.
7981 (aarch64_pop_reg): New function to pop 1 or 2 registers.
7982 (aarch64_expand_prologue): Use aarch64_push_regs.
7983 (aarch64_expand_epilogue): Use aarch64_pop_regs.
7985 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
7987 PR tree-optimization/71734
7988 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
7989 attribute instead of REF_LOOP and use it.
7990 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
7991 set it for Loops having non-zero safelen attribute.
7992 (ref_indep_loop_p): Pass zero as initial value for safelen.
7994 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
7998 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
7999 call using chkp_gimple_call_builtin_p.
8000 (chkp_copy_bounds_for_assign): Likewise.
8002 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8004 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
8005 * config/arm/arm-protos.h (struct tune_params): Likewise.
8006 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
8007 (cortex_a9_sched_adjust_cost): Likewise.
8008 (fa726te_sched_adjust_cost): Likewise.
8009 (arm_adjust_cost): Likewise.
8010 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
8011 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
8012 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
8013 * config/i386/i386.c (ix86_adjust_cost): Likewise.
8014 * config/ia64/ia64.c: Likewise.
8015 * config/m68k/m68k.c: Likewise.
8016 * config/mep/mep.c (mep_adjust_cost): Likewise.
8017 * config/microblaze/microblaze.c (microblaze_adjust_cost):
8019 * config/mips/mips.c (mips_adjust_cost): Likewise.
8020 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
8022 * config/pa/pa.c (pa_adjust_cost): Likewise.
8023 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
8024 (rs6000_debug_adjust_cost): Likewise.
8025 * config/sh/sh.c (sh_adjust_cost): Likewise.
8026 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
8027 (hypersparc_adjust_cost): Likewise.
8028 (sparc_adjust_cost): Likewise.
8029 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
8030 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
8031 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
8033 * config/visium/visium.c (visium_adjust_cost): Likewise.
8034 * doc/tm.texi: Regenerate.
8035 * haifa-sched.c (dep_cost_1): Adjust.
8036 * target.def: Merge adjust_cost and adjust_cost_2.
8038 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8040 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
8042 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8044 * store-motion.c (struct st_expr): Make pattern_regs a vector.
8045 (extract_mentioned_regs): Append to a vector instead of
8046 returning a rtx_expr_list.
8047 (st_expr_entry): Adjust.
8048 (free_st_expr_entry): Likewise.
8049 (store_ops_ok): Likewise.
8050 (store_killed_in_insn): Likewise.
8051 (find_moveable_store): Likewise.
8053 2016-07-28 Martin Liska <mliska@suse.cz>
8055 PR gcov-profile/68025
8056 * tree-profile.c (tree_profiling): Respect
8057 no_profile_instrument_function attribute.
8058 * doc/extend.texi: Document no_profile_instrument_function
8061 2016-07-28 Martin Liska <mliska@suse.cz>
8063 PR rtl-optimization/70944
8064 * combine.c (make_compound_operation):
8065 Do not allow make_compound_operation for vector mode
8067 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
8070 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
8071 before calling get_ops.
8073 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
8075 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
8076 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
8077 (BITS_PER_UNIT_LOG): Remove.
8078 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
8079 * expr.c (expand_assignment): Likewise.
8080 * stor-layout.c (initialize_sizetypes): Likewise.
8082 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
8084 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
8085 signature of rs6000_expand_vector_extract so that the element
8086 number is a RTX instead of a constant integer.
8087 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
8089 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
8090 (altivec_expand_vec_ext_builtin): Likewise.
8091 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
8092 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
8093 MFVSRLD instruction.
8095 2016-07-27 David Malcolm <dmalcolm@redhat.com>
8097 * input.c (get_pure_location): Move here from tree.c.
8098 (make_location): Likewise. Add header comment.
8099 (selftest::test_accessing_ordinary_linemaps): Verify
8100 pure_location_p, make_location, get_location_from_adhoc_loc and
8102 * input.h (get_pure_location): Move declaration here from tree.h.
8103 (get_finish): Likewise for inline function.
8104 (make_location): Likewise for declaration.
8105 * tree.c (get_pure_location): Move to input.c.
8106 (make_location): Likewise.
8107 * tree.h (get_pure_location): Move declaration to tree.h.
8108 (get_finish): Likewise for inline function.
8109 (make_location): Likewise for declaration.
8111 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8114 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
8116 2016-07-27 David Malcolm <dmalcolm@redhat.com>
8118 * system.h (STATIC_ASSERT): Use static_assert if building
8121 2016-07-27 Richard Biener <rguenther@suse.de>
8123 PR tree-optimization/72517
8124 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
8125 Revert change to not compute read-read dependences.
8127 2016-07-27 Richard Biener <rguenther@suse.de>
8129 * predict.c (set_even_probabilities): Make nedges unsigned.
8131 2016-07-27 Martin Liska <mliska@suse.cz>
8133 * predict.c (set_even_probabilities): Handle unlikely edges.
8134 (combine_predictions_for_bb): Likewise.
8136 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
8139 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
8140 __float128 support when we don't have hardware support, so that
8141 the IEEE built-in functions like isgreater, first call __unordkf3
8142 to make sure neither operand is a NaN, and if both operands are
8143 ordered, do the normal comparison.
8145 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
8147 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
8149 (extract_code_and_val_from_cond_with_ops): Verify that name is
8150 either cond_op0 or cond_op1.
8152 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
8154 PR tree-optimization/18046
8155 * genmodes.c (emit_mode_size_inline): Emit an assert that
8156 verifies that mode is a valid array index.
8157 (emit_mode_nuinits_inline): Likewise.
8158 (emit_mode_inner_inline): Likewise.
8159 (emit_mode_unit_size_inline): Likewise.
8160 (emit_mode_unit_precision_inline): Likewise.
8161 * tree-vrp.c: Include params.h.
8162 (find_switch_asserts): Register edge assertions for the default
8163 label which correspond to the anti-ranges of each case label.
8164 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
8165 * doc/invoke.texi: Document it.
8167 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8169 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
8170 and unnecessary call to gimple_bb.
8172 2016-07-26 Richard Biener <rguenther@suse.de>
8174 PR rtl-optimization/71984
8175 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
8178 2016-07-26 Richard Biener <rguenther@suse.de>
8181 * expmed.c (extract_bit_field_1): Constrain the vector mode
8182 with element size matching the extraction mode size when
8183 choosing a better vector mode to do the extraction from.
8185 2016-07-26 Richard Biener <rguenther@suse.de>
8186 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8189 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
8192 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8194 * tree-ssa-structalias.c (struct scc_info): Change types of
8195 members to auto_sbitmap and auto_vec.
8196 (scc_info::scc_info): New constructor.
8197 (scc_info::~scc_info): New destructor.
8198 (init_scc_info): Remove.
8199 (free_scc_info): Remove.
8200 (find_indirect_cycles): Adjust.
8201 (perform_var_substitution): Likewise.
8202 (free_var_substitution_info): Likewise.
8204 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8206 * tree-outof-ssa.c (struct elim_graph): Change type of members
8207 to auto_vec and auto_sbitmap.
8208 (elim_graph::elim_graph): New constructor.
8209 (delete_elim_graph): Remove.
8210 (expand_phi_nodes): Adjust.
8212 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8214 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
8215 (new_elim_graph): Adjust.
8216 (clear_elim_graph): Likewise.
8217 (delete_elim_graph): Likewise.
8218 (elim_graph_size): Likewise.
8219 (elim_graph_add_node): Likewise.
8220 (elim_graph_add_edge): Likewise.
8221 (elim_graph_remove_succ_edge): Likewise.
8222 (eliminate_name): Likewise.
8223 (eliminate_build): Likewise.
8224 (elim_forward): Likewise.
8225 (elim_unvisited_predecessor): Likewise.
8226 (elim_backward): Likewise.
8227 (elim_create): Likewise.
8228 (eliminate_phi): Likewise.
8229 (expand_phi_nodes): Likewise.
8231 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8233 * bt-load.c (compute_out): Use auto_sbitmap class.
8234 (link_btr_uses): Likewise.
8235 * cfganal.c (mark_dfs_back_edges): Likewise.
8236 (post_order_compute): Likewise.
8237 (inverted_post_order_compute): Likewise.
8238 (pre_and_rev_post_order_compute_fn): Likewise.
8239 (single_pred_before_succ_order): Likewise.
8240 * cfgexpand.c (pass_expand::execute): Likewise.
8241 * cfgloop.c (verify_loop_structure): Likewise.
8242 * cfgloopmanip.c (fix_bb_placements): Likewise.
8243 (remove_path): Likewise.
8244 (update_dominators_in_loop): Likewise.
8245 * cfgrtl.c (break_superblocks): Likewise.
8246 * ddg.c (check_sccs): Likewise.
8247 (create_ddg_all_sccs): Likewise.
8248 * df-core.c (df_worklist_dataflow): Likewise.
8249 * dse.c (dse_step3): Likewise.
8250 * except.c (eh_region_outermost): Likewise.
8251 * function.c (thread_prologue_and_epilogue_insns): Likewise.
8252 * gcse.c (prune_expressions): Likewise.
8253 (prune_insertions_deletions): Likewise.
8254 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
8255 * graph.c (draw_cfg_nodes_no_loops): Likewise.
8256 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
8257 * lcm.c (compute_earliest): Likewise.
8258 (compute_farthest): Likewise.
8259 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
8260 (unroll_loop_runtime_iterations): Likewise.
8261 (unroll_loop_stupid): Likewise.
8262 * lower-subreg.c (decompose_multiword_subregs): Likewise.
8263 * lra-lives.c: Likewise.
8264 * lra.c (lra): Likewise.
8265 * modulo-sched.c (schedule_reg_moves): Likewise.
8266 (optimize_sc): Likewise.
8267 (get_sched_window): Likewise.
8268 (sms_schedule_by_order): Likewise.
8269 (check_nodes_order): Likewise.
8270 (order_nodes_of_sccs): Likewise.
8271 (order_nodes_in_scc): Likewise.
8272 * recog.c (split_all_insns): Likewise.
8273 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
8274 * reload1.c (reload): Likewise.
8275 * sched-rgn.c (haifa_find_rgns): Likewise.
8276 (split_edges): Likewise.
8277 (compute_trg_info): Likewise.
8278 * sel-sched.c (init_seqno): Likewise.
8279 * store-motion.c (remove_reachable_equiv_notes): Likewise.
8280 * tree-into-ssa.c (update_ssa): Likewise.
8281 * tree-ssa-live.c (live_worklist): Likewise.
8282 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
8283 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
8285 (try_peel_loop): Likewise.
8286 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
8288 * tree-ssa-pre.c (compute_antic): Likewise.
8289 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
8290 * tree-stdarg.c (reachable_at_most_once): Likewise.
8291 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
8292 * var-tracking.c (vt_find_locations): Likewise.
8294 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8296 * sbitmap.h (auto_sbitmap): New class.
8298 2016-07-26 Alan Modra <amodra@gmail.com>
8301 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
8304 2016-07-25 David Malcolm <dmalcolm@redhat.com>
8306 * input.c (selftest::temp_source_file::temp_source_file): Fix
8307 missing "%s" in fprintf.
8309 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
8312 * cselib.c (cselib_process_insn): Invalidate argument slots for
8315 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8317 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
8318 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
8319 vmulxh_lane_f16, vmulxh_laneq_f16): New.
8321 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8323 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8324 * config/aarch64/aarch64.md (fma, fnma): Support HF.
8325 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
8327 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8329 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8330 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
8332 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
8333 (add<mode>3): Likewise.
8334 (sub<mode>3): Likewise.
8335 (mul<mode>3): Likewise.
8336 (div<mode>3): Likewise.
8337 (*div<mode>3): Likewise.
8338 (<fmaxmin><mode>3): Extend to HF.
8339 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
8340 (fabd<mode>3): Likewise.
8341 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
8342 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
8343 (aarch64_fmulx<mode>): Likewise.
8344 (aarch64_fac<optab><mode>): Likewise.
8345 (aarch64_frecps<mode>): Likewise.
8346 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
8347 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
8348 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
8349 (VSDQ_HSDI): Support HI.
8350 (fcvt_target, FCVT_TARGET): Likewise.
8351 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
8352 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
8353 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
8354 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
8355 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
8356 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
8357 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
8360 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8362 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
8363 * config/aarch64/aarch64-builtins.c (hi_UP): New.
8364 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8365 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
8367 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
8368 (aarch64_cm<optab><mode>): Likewise.
8369 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
8370 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
8371 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
8372 (sqrt<mode>2): Likewise.
8373 (*sqrt<mode>2): Likewise.
8374 (abs<mode>2): Likewise.
8375 (<optab><mode>hf2): New pattern for HF mode.
8376 (<optab>hihf2): Likewise.
8377 * config/aarch64/arm_neon.h: Include arm_fp16.h.
8378 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
8379 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
8381 * config/aarch64/arm_fp16.h: New file.
8382 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
8383 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
8384 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
8385 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
8386 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
8387 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
8388 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
8389 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
8390 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
8391 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
8392 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
8393 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
8396 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8398 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
8399 reduc_smin_scal_): Use VDQIF_F16.
8400 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
8401 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
8403 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
8404 * config/aarch64/iterators.md (VDQIF_F16): New.
8405 (vp): Support HF modes.
8406 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
8407 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
8409 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8411 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
8412 "*aarch64_mulx_elt_from_dup<mode>".
8413 (*aarch64_mul3_elt<mode>): Update schedule type.
8414 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
8415 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
8416 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
8417 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
8418 (f, fp): Support HF modes.
8419 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
8420 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
8421 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
8422 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
8423 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
8424 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
8426 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8428 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8429 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
8431 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
8434 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8436 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8437 * config/aarch64/aarch64-simd.md
8438 (aarch64_rsqrts<mode>): Extend to HF modes.
8439 (fabd<mode>3): Likewise.
8440 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
8441 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
8442 (aarch64_<maxmin_uns>p<mode>): Likewise.
8443 (<su><maxmin><mode>3): Likewise.
8444 (<maxmin_uns><mode>3): Likewise.
8445 (<fmaxmin><mode>3): Likewise.
8446 (aarch64_faddp<mode>): Likewise.
8447 (aarch64_fmulx<mode>): Likewise.
8448 (aarch64_frecps<mode>): Likewise.
8449 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
8450 (add<mode>3): Extend to HF modes.
8451 (sub<mode>3): Likewise.
8452 (mul<mode>3): Likewise.
8453 (div<mode>3): Likewise.
8454 (*div<mode>3): Likewise.
8455 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
8457 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
8458 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
8459 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
8460 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
8461 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
8462 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
8463 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
8464 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
8465 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
8466 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
8467 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
8468 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
8469 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
8470 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
8472 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8474 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
8475 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8476 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
8477 (neg<mode>2): Likewise.
8478 (abs<mode>2): Likewise.
8479 (<frint_pattern><mode>2): Likewise.
8480 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
8481 (<optab><VDQF:mode><fcvt_target>2): Likewise.
8482 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
8483 (ftrunc<VDQF:mode>2): Likewise.
8484 (<optab><fcvt_target><VDQF:mode>2): Likewise.
8485 (sqrt<mode>2): Likewise.
8486 (*sqrt<mode>2): Likewise.
8487 (aarch64_frecpe<mode>): Likewise.
8488 (aarch64_cm<optab><mode>): Likewise.
8489 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
8491 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
8492 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
8494 * config/aarch64/arm_neon.h (vdup_n_f16): New.
8495 (vdupq_n_f16): Likewise.
8496 (vld1_dup_f16): Use vdup_n_f16.
8497 (vld1q_dup_f16): Use vdupq_n_f16.
8498 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
8499 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
8500 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
8501 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
8502 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
8503 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
8504 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
8505 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
8506 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
8507 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
8508 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
8509 vsqrt_f16, vsqrtq_f16): New.
8511 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8513 * config/aarch64/aarch64-simd.md
8514 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
8515 (aarch64_ext<mode>): Likewise.
8516 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
8517 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
8518 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
8520 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
8522 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
8523 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
8524 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
8525 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
8526 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
8527 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
8528 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
8530 (vmov_n_f16): Reimplement using vdup_n_f16.
8531 (vmovq_n_f16): Reimplement using vdupq_n_f16..
8533 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8535 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
8536 "frame_related_p". Generate CFA annotation when it's necessary.
8537 (aarch64_expand_prologue): Use aarch64_add_constant.
8538 (aarch64_expand_epilogue): Likewise.
8539 (aarch64_output_mi_thunk): Pass "false" when calling
8540 aarch64_add_constant.
8542 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8544 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
8547 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8549 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
8550 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
8551 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
8552 (aarch64_build_constant): Delete.
8554 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
8557 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
8559 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
8560 flag_toplevel_reorder.
8562 2016-07-25 Richard Biener <rguenther@suse.de>
8564 * cgraph.c (cgraph_node::verify_node): Compare against builtin
8565 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
8566 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
8567 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
8568 (streamer_get_builtin_tree): Likewise.
8569 (streamer_write_builtin): Likewise.
8570 * lto-streamer.h (LTO_builtin_decl): Remove.
8571 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
8572 (lto_input_scc): Remove LTO_builtin_decl handling.
8573 (lto_input_tree_1): Liekwise.
8574 * lto-streamer-out.c (lto_output_tree_1): Remove special
8575 handling of builtins.
8576 (DFS::DFS): Likewise.
8577 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
8578 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
8580 (streamer_write_builtin): Remove.
8582 2016-07-25 Martin Liska <mliska@suse.cz>
8584 * lto-cgraph.c (input_symtab): Don't call get_working_sets
8585 if flag_auto_profile is set to true.
8587 2016-07-25 Martin Liska <mliska@suse.cz>
8589 PR gcov-profile/71868
8590 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
8591 have a function with multiple latches, count them all.
8593 2016-07-25 Martin Liska <mliska@suse.cz>
8595 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
8597 2016-07-25 Martin Liska <mliska@suse.cz>
8599 PR tree-optimization/71987
8600 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
8601 just for SSA_NAMEs. Fix GNU coding style.
8603 2016-07-25 Martin Liska <mliska@suse.cz>
8605 PR gcov-profile/64874
8606 * gcov-io.h: Update command about file format.
8607 * gcov-iov.c (main): Adapt the numbering scheme.
8609 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
8612 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
8613 whose result is used in PHI.
8614 (final_range_test_p): Likewise.
8615 (maybe_optimize_range_tests): Likewise.
8617 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
8619 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8620 Reformat two multi-line strings.
8622 2016-07-22 Martin Sebor <msebor@redhat.com>
8624 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
8626 2016-07-22 Martin Sebor <msebor@redhat.com>
8629 * doc/extend.texi (Compound Literals): Correct and clarify.
8630 (Cast to Union): Same.
8632 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
8634 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
8635 comments to explain why certain error messages make mention of
8636 undocumented options.
8637 (rs6000_invalid_builtin): Change error messages to replace mention
8638 of undocumented options with mention of the -mcpu=power9 option
8639 that enables those undocumented options.
8640 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
8641 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
8642 definition of this macro to correct an existing error.
8643 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
8644 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
8645 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
8646 descriptions of built-in functions so that they depend on
8647 -mcpu=power9 instead of on the corresponding undocumented flags.
8648 * doc/invoke.texi (Option Summary): Remove all mention of newly
8650 (IBM RS/6000 and PowerPC Options): Likewise.
8651 * doc/md.texi (Constraints for Particuliar Machines): Remove all
8652 mention of newly undocumented flags.
8654 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
8656 * ipa-cp.c (determine_versionability): Do not create constprop clones,
8657 when target_clones attribute is set.
8659 2016-07-22 Bin Cheng <bin.cheng@arm.com>
8661 * common.opt (funsafe-loop-optimizations): Mark ignore.
8662 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
8663 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
8665 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
8666 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
8668 2016-07-22 Bin Cheng <bin.cheng@arm.com>
8670 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
8672 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
8674 (number_of_iterations_exit): Warn missed loop optimization for
8675 possible infinite loops.
8677 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
8680 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
8681 when to emit a ".machine" pseudo-op.
8683 2016-07-22 Martin Liska <mliska@suse.cz>
8685 PR gcov-profile/69028
8686 PR gcov-profile/62047
8687 * coverage.c (coverage_compute_lineno_checksum): Do not
8688 calculate checksum for fns w/o xloc.file.
8689 (coverage_compute_profile_id): Likewise.
8691 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
8693 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
8694 (avr_secondary_reload): ...and implementation.
8695 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
8696 * config/avr/avr.md (reload_in<mode>): Remove insns.
8697 (adjust_len) [lpm]: Remove insn attribute value.
8698 * config/avr/predicates.md (flash_operand): Remove insn predicate.
8700 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
8703 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
8705 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
8706 * calls.c (special_function_p): Remove the special handling of the
8707 "__builtin_" prefix.
8709 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
8712 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
8713 if STMT may be an alloca call.
8714 (gimple_alloca_call_p, alloca_call_p): Return only true for the
8715 builtin alloca call.
8716 * calls.h (gimple_maybe_alloca_call_p): New function.
8717 * tree-inline.c (inline_forbidden_p_stmt): Use
8718 gimple_maybe_alloca_call_p here.
8720 2016-07-21 David Malcolm <dmalcolm@redhat.com>
8722 * spellcheck-tree.c (best_macro_match::best_macro_match):
8723 Explictly specify the template arguments when invoking the base
8724 class constructor, to help older C++ compilers.
8726 2016-07-21 Jakub Jelinek <jakub@redhat.com>
8729 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
8730 before builtin_decl_implicit.
8732 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
8734 * optabs.c (emit_condiitonal_move): Short circuit for identical
8737 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
8739 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
8740 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
8741 (noce_conversion_profitable_p): New.
8742 (noce_try_store_flag_constants): Use it.
8743 (noce_try_addcc): Likewise.
8744 (noce_try_store_flag_mask): Likewise.
8745 (noce_try_cmove): Likewise.
8746 (noce_try_cmove_arith): Likewise.
8747 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
8749 (noce_convert_multiple_sets): Move cost model to here, from...
8750 (bb_ok_for_noce_convert_multiple_sets) ...here.
8751 (noce_process_if_block): Update calls for above changes.
8752 (noce_find_if_block): Record new noce_if_info parameters.
8754 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
8756 * target.def (max_noce_ifcvt_seq_cost): New.
8757 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
8758 * doc/tm.texi: Regenerate.
8759 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
8760 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
8761 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
8762 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
8763 * doc/invoke.texi: Document new params.
8765 2016-07-21 Richard Biener <rguenther@suse.de>
8767 PR tree-optimization/71947
8768 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
8769 ranges have useful limit_vr information.
8771 2016-07-21 Richard Biener <rguenther@suse.de>
8773 * function-tests.c (build_trivial_generic_function): Set
8774 BLOCK_SUPERCONTEXT of DECL_INITIAL.
8775 * omp-low.c (create_omp_child_function): Likewise.
8776 (grid_expand_target_grid_body): Likewise.
8777 * cgraphunit.c (init_lowered_empty_function): Likewise.
8778 (cgraph_node::expand_thunk): Likewise.
8779 * tree-parloops.c (create_loop_fn): Likewise.
8780 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
8782 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8784 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
8787 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
8789 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
8790 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
8791 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
8792 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
8793 values for insn attribute.
8794 * config/avr/avr.c (avr_out_insert_notbit): New function.
8795 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
8796 ADJUST_LEN_INSV_NOTBIT_0/_7.
8797 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
8799 2016-07-21 Bin Cheng <bin.cheng@arm.com>
8801 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
8802 (chrec_convert_1, chrec_convert): Ditto.
8803 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
8804 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
8805 * tree-vrp.c (adjust_range_with_scev): Ditto.
8806 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
8807 (scev_var_range_cant_overflow): New function.
8808 (scev_probably_wraps_p): New parameter. Call above function.
8809 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
8811 2016-07-21 Bin Cheng <bin.cheng@arm.com>
8813 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
8814 by removing computation of may_be_zero.
8816 2016-07-21 Jakub Jelinek <jakub@redhat.com>
8818 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
8820 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
8822 Improving concepts performance and diagnostics.
8823 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
8824 for constraint satisfaction and subsumption.
8825 * timevar.h (auto_timevar): New constructor that matches the push/pop
8826 pattern of usage in pt.c.
8828 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
8830 * hwint.h (HOST_WIDE_INT_0): New define.
8831 (HOST_WIDE_INT_0U): Ditto.
8832 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
8833 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
8834 * simplify-rtx.c: Ditto.
8835 * tree-object-size.c: Ditto.
8837 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8839 * config/s390/s390.c (s390_encode_section_info): Remove mode size
8842 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
8844 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
8845 * combine.c: Use HOST_WIDE_INT_M1U instead of
8846 ~(unsigned HOST_WIDE_INT) 0.
8847 * double-int.h: Ditto.
8849 * dwarf2asm.c:Ditto.
8851 * genmodes.c: Ditto.
8853 * read-rtl.c: Ditto.
8854 * tree-ssa-loop-ivopts.c: Ditto.
8855 * tree-ssa-loop-prefetch.c: Ditto.
8856 * tree-vect-generic.c: Ditto.
8857 * tree-vect-patterns.c: Ditto.
8860 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8862 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
8863 constant addresses outside [0,0xc0] into a register.
8864 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
8865 cases where the base address register is unused after.
8866 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
8867 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
8868 (avr_out_store_psi_reg_disp_tiny): Same.
8870 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8872 Implement attribute progmem on reduced Tiny cores by adding
8873 flash offset 0x4000 to respective symbols.
8876 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
8877 documentation how it works on reduced Tiny cores.
8878 (AVR Named Address Spaces): No support for reduced Tiny.
8879 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
8880 (avr_address_tiny_pm_p): New static function.
8881 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
8882 if the address is in progmem.
8883 (avr_assemble_integer): Same.
8884 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
8885 for symbol_ref in progmem.
8886 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
8887 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
8888 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
8890 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
8892 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
8893 * configure: Regenerate.
8894 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
8895 (USE_THIN_ARCHIVES): New variable.
8896 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
8897 this archive as a thin archive.
8899 2016-07-20 David Malcolm <dmalcolm@redhat.com>
8901 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
8902 same location as last time, don't skip if we have fix-it hints.
8903 Clarify the skipping logic by converting it from one "if" clause
8904 to repeated "if" clauses.
8905 * spellcheck-tree.c: Include "cpplib.h".
8906 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
8907 (best_macro_match::best_macro_match): New constructor.
8908 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
8909 Move here from c/c-decl.c.
8910 (class best_macro_match): Move here from c/c-decl.c, converting
8911 from a typedef to a subclass, gaining a ctor.
8913 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8915 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
8916 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
8918 (avr_addr_space_diagnose_usage): ...and implementation.
8919 (avr_addr_space_supported_p): New function.
8920 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
8921 report bad address space usage if that space is supported.
8922 (avr_insert_attributes): Same. No more complain about unsupported
8924 * config/avr/avr-c.c (tm_p.h): Include it.
8925 (avr_cpu_cpp_builtins): Only define addr-space related built-in
8926 macro if avr_addr_space_supported_p.
8928 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
8930 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
8931 flag_toplevel_reorder.
8933 2016-07-20 David Malcolm <dmalcolm@redhat.com>
8935 * gcc-rich-location.c
8936 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
8938 * gcc-rich-location.h
8939 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
8941 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8943 * target.def (addr_space): Add new diagnose_usage to hook vector.
8944 * targhooks.c (default_addr_space_diagnose_usage): Add default
8945 implementation and...
8946 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
8947 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
8948 is some address space, call targetm.addr_space.diagnose_usage.
8949 * doc/tm.texi.in (Named Address Spaces): Add anchor for
8950 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
8951 * doc/tm.texi: Regenerate.
8953 2016-07-20 Martin Liska <mliska@suse.cz>
8956 * graphite-isl-ast-to-gimple.c (later_of_the_two):
8957 Properly handly PHI stmts.
8959 2016-07-20 Bin Cheng <bin.cheng@arm.com>
8961 PR tree-optimization/71503
8962 PR tree-optimization/71683
8963 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
8966 2016-07-20 Martin Liska <mliska@suse.cz>
8968 * doc/invoke.texi (-fipa-ra): Document when the option is
8969 disabled. Fix a typo.
8971 2016-07-20 Martin Liska <mliska@suse.cz>
8973 * Makefile.in: Include fibonacci_heap.c
8974 * fibonacci_heap.c: New file.
8975 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
8976 (fibonacci_heap::union_with): Fix deletion of the second heap.
8977 * selftest-run-tests.c (selftest::run_tests): Incorporate
8978 fibonacci heap tests.
8979 * selftest.h: Declare fibonacci_heap_c_tests.
8981 2016-07-20 Martin Liska <mliska@suse.cz>
8983 * selftest-run-tests.c (selftest::run_tests): New function.
8984 * selftest.h (sreal_c_tests): Declare.
8985 * sreal.c (sreal_verify_basics): New function.
8986 (verify_aritmetics): Likewise.
8987 (sreal_verify_arithmetics): Likewise.
8988 (verify_shifting): Likewise.
8989 (sreal_verify_shifting): Likewise.
8990 (void sreal_c_tests): Likewise.
8992 2016-07-19 Jakub Jelinek <jakub@redhat.com>
8994 PR rtl-optimization/71916
8995 * cfgrtl.c (contains_no_active_insn_p): Return false also for
8996 bb which have a single succ fake edge.
8998 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
9001 * dwarf2out.c (gen_subprogram_die): Only call
9002 gen_unspecified_parameters_die while dumping early dwarf.
9004 2016-07-19 Jakub Jelinek <jakub@redhat.com>
9007 * gimple-fold.c (fold_builtin_memory_op): Use
9008 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
9010 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
9012 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
9013 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
9014 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
9015 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
9019 * double-int.c: Ditto.
9021 * dwarf2out.c: Ditto.
9024 * fold-const.c: Ditto.
9025 * function.c: Ditto.
9027 * genmodes.c: Ditto.
9031 * loop-doloop.c: Ditto.
9032 * loop-invariant.c: Ditto.
9039 * simplify-rtx.c: Ditto.
9040 * stor-layout.c: Ditto.
9042 * tree-ssa-loop-ivopts.c: Ditto.
9043 * tree-vect-generic.c: Ditto.
9044 * tree-vect-patterns.c: Ditto.
9049 * wide-int-print.cc: Ditto.
9050 * wide-int.cc: Ditto.
9051 * wide-int.h: Ditto.
9053 2016-07-19 David Malcolm <dmalcolm@redhat.com>
9055 * selftest.c (selftest::assert_streq): Handle NULL values of
9056 val_actual and val_expected.
9058 2016-07-19 Martin Jambor <mjambor@suse.cz>
9061 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
9062 rather than cgraph_create_node to get a call graph node.
9064 2016-07-19 Richard Biener <rguenther@suse.de>
9066 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
9067 handle all tcc_constant bases and valueize SSA names.
9068 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
9071 2016-07-19 David Malcolm <dmalcolm@redhat.com>
9073 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
9074 the flags of the exit block and bb2, not just the entry block.
9076 2016-07-19 Richard Biener <rguenther@suse.de>
9078 PR tree-optimization/71901
9079 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
9080 align member, group stuff with the bitfield.
9081 (vn_ref_op_align_unit): New inline.
9082 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
9083 record element alignment and operand 3 unchanged.
9084 (ao_ref_init_from_vn_reference): Adjust.
9085 (valueize_refs_1): Likewise.
9086 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
9088 2016-07-19 Richard Biener <rguenther@suse.de>
9090 PR tree-optimization/71908
9091 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
9092 symbolic constants in a more reliable way.
9094 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
9096 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
9098 (vect_update_inits_of_drs): Likewise.
9099 (vect_create_cond_for_alias_checks): Likewise.
9100 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
9102 2016-07-19 Richard Biener <rguenther@suse.de>
9105 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
9106 with an abstract origin that is not an inlined function outer
9107 scope add a self-reference as abstract origin.
9108 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
9110 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
9113 * config/rs6000/rs6000.c (rs6000_function_value): Fix
9114 unintentional System V.4 structure return breakage for structures
9115 with a single floating point element.
9117 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
9119 PR tree-optimization/71734
9120 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
9121 contains REF, use it to check safelen, assume that safelen value
9122 must be greater 1, fix style.
9123 (ref_indep_loop_p_2): Add REF_LOOP argument.
9124 (ref_indep_loop_p): Pass LOOP as additional argument to
9127 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
9129 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
9130 allocation in the prologue.
9131 * explow.c (get_dynamic_stack_base): New function to return an address
9132 expression for the dynamic stack base.
9133 (get_dynamic_stack_size): New function to do the required dynamic stack
9134 space size calculations.
9135 (allocate_dynamic_stack_space): Use new functions.
9136 (align_dynamic_address): Move some code from
9137 allocate_dynamic_stack_space to new function.
9138 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
9140 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9142 * config/s390/s390.c (s390_encode_section_info): Always set
9143 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
9146 2016-07-18 Richard Biener <rguenther@suse.de>
9148 PR tree-optimization/71893
9149 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
9150 for sizetype cast added by array_ref_element_size.
9151 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9153 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
9155 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
9156 register parameters. Remove code to initialize argument pointer
9157 on TARGET_64BIT. Optimize call to _mcount when it can be reached
9158 using a pc-relative branch. Cleanup conditional code.
9159 * config/pa/pa.md (call_mcount): New expander.
9160 (call_mcount_nonpic): New insn.
9161 (call_mcount_pic): New insn and split.
9162 (call_mcount_pic_post_reload): New insn.
9163 (call_mcount_64bit): New insn and split.
9164 (call_mcount_64bit_post_reload): New insn.
9166 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
9168 * config/avr/predicates.md (const_m255_to_m1_operand): New.
9169 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
9170 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
9171 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
9172 (*usum_widenqihi3, *udiff_widenqihi3)
9173 (*addhi3_zero_extend.const): New combiner insns.
9174 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
9175 just 1 bit is affected.
9176 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
9177 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
9179 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
9181 * omp-low.c (lower_omp_target): Mark data clauses with
9182 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
9183 zero-length subarrays.
9185 2016-07-15 Richard Biener <rguenther@suse.de>
9187 PR tree-optimization/71881
9188 * tree-loop-distribution.c (destroy_loop): Remove blocks in
9189 reverse DOM order to make debug temp generation happy.
9191 2016-07-15 Richard Biener <rguenther@suse.de>
9193 PR tree-optimization/71887
9194 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
9195 verify it is not zero for division / modulo handling.
9196 (value_replacement): Adjust.
9198 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
9199 Julian Brown <julian@codesourcery.com>
9201 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
9202 * config/aarch64/aarch64-cost-tables.h
9203 (vulcan_extra_costs): New variable.
9204 * config/aarch64/aarch64.c
9205 (vulcan_addrcost_table): Likewise.
9206 (vulcan_regmove_cost): Likewise.
9207 (vulcan_vector_cost): Likewise.
9208 (vulcan_branch_cost): Likewise.
9209 (vulcan_tunings): Likewise.
9211 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
9213 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
9214 (output_in_order): Loop over undefined variables too. Output them
9215 via assemble_undefined_decl. Skip variables that correspond to hard
9216 registers or have value-exprs.
9217 * varpool.c (symbol_table::output_variables): Handle undefined
9218 variables together with defined ones.
9220 2016-07-15 Richard Biener <rguenther@suse.de>
9222 * tree-ssa-pre.c (get_representative_for): Make sure to return
9223 the value number of SSA names.
9224 (phi_translate_1): get_representative_for cannot return NULL.
9225 (do_pre_regular_insertion): Remove redundant call to
9226 fully_constant_expression.
9227 (do_pre_partial_partial_insertion): Likewise.
9229 2016-07-15 Bin Cheng <bin.cheng@arm.com>
9231 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
9232 (derive_simple_iv_with_niters): New function.
9233 (simple_iv): Rewrite using simple_iv_with_niters.
9234 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
9235 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
9237 (number_of_iterations_exit): Rewrite using above function.
9238 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
9241 2016-07-15 Richard Biener <rguenther@suse.de>
9243 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
9246 2016-07-14 Jakub Jelinek <jakub@redhat.com>
9248 PR tree-optimization/71872
9249 * tree-data-ref.c (get_references_in_stmt): Ignore references
9250 with is_gimple_constant get_base_address.
9252 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
9254 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
9255 (TARGET_HAVE_LDACQD): New macro.
9256 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
9257 than TARGET_HAVE_LDACQ.
9258 (arm_load_acquire_exclusivedi): Likewise.
9259 (arm_store_release_exclusivedi): Likewise.
9261 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
9263 PR rtl-optimization/71878
9264 * lra-constraints.c (match_reload): Pass information about other
9265 output operands. Create new unique register value if matching input
9266 operand shares same register value as output operand being considered.
9267 (curr_insn_transform): Record output operands already processed.
9269 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9272 PR tree-optimization/70923
9273 * tree-vect-patterns.c: Include mult-synthesis.h.
9274 (target_supports_mult_synth_alg): New function.
9275 (synth_lshift_by_additions): Likewise.
9276 (apply_binop_and_append_stmt): Likewise.
9277 (vect_synth_mult_by_constant): Likewise.
9278 (target_has_vecop_for_code): Likewise.
9279 (vect_recog_mult_pattern): Use above functions to synthesize vector
9280 multiplication by integer constants.
9282 2016-07-14 Alan Modra <amodra@gmail.com>
9284 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
9285 gpr alternatives. Correct '*' placement on Y,r alternative.
9286 Add '*' on operand 1 of r,r alternative.
9288 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9290 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
9291 * expmed.h: ... Here.
9293 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
9295 * gimple.h (stmt_can_terminate_bb_p): New function.
9296 * tree-cfg.c (need_fake_edge_p): Rename to ...
9297 (stmt_can_terminate_bb_p): ... this; return true if stmt can
9298 throw external; handle const and pure calls.
9299 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
9301 2016-07-14 Richard Biener <rguenther@suse.de>
9303 PR tree-optimization/71866
9304 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
9305 (do_hoist_insertion): Avoid endless recursion when we
9306 didn't insert anything because we managed to simplify
9307 things down to a constant or SSA name.
9308 (fully_constant_expression): Re-write in terms of ...
9309 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
9310 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
9311 vn_nary_build_or_lookup_1.
9312 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
9313 (vn_nary_build_or_lookup): ... this which now wraps it.
9315 2016-07-14 Alan Modra <amodra@gmail.com>
9318 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
9319 with p9_vector override before power9-dform override.
9321 2016-07-13 Andi Kleen <ak@linux.intel.com>
9323 * value-prof.c (gimple_value_profile_transformations): Don't run
9324 when auto_profile is on.
9326 2016-07-13 Andi Kleen <ak@linux.intel.com>
9328 * auto-profile.c (update_inlined_ind_target,
9329 afdo_indirect_call): Print information to dump file.
9331 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
9333 * genrecog.c (special_predicate_operand_p): New function.
9334 (predicate_name): Move function.
9335 (validate_pattern): Don't warn about missing mode for all
9336 define_special_predicate predicates.
9338 2016-07-13 Bin Cheng <bin.cheng@arm.com>
9340 * tree-vect-data-refs.c (vect_no_alias_p): New function.
9341 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
9342 resolve alias checks which are known at compilation time.
9343 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
9344 alias checks are resolved. Move dump info for too many runtime
9345 alias checks to here...
9346 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
9348 2016-07-13 Richard Biener <rguenther@suse.de>
9350 PR tree-optimization/24574
9351 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
9352 position and add shift, rotate, divison and modulo support
9354 (value_replacement): Pass in argument position to absorbing_element_p.
9356 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
9359 * ipa-inline-transform.c (inline_call): Support
9360 instrumented thunks.
9362 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
9364 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
9365 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
9367 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
9368 Baseline. Make initial alternative TARGET_32BIT only.
9369 (udivsi3): Likewise.
9370 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
9371 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
9374 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
9376 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
9377 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
9378 availability with TARGET_HAVE_MOVT.
9379 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
9380 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
9381 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
9383 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
9384 extra instruction if MOVW is available. Use a cost variable
9385 incremented by COSTS_N_INSNS (1) when the condition match rather than
9386 returning an arithmetic expression based on COSTS_N_INSNS. Make
9387 constant with bottom half word zero cost 2 instruction if MOVW is
9389 * config/arm/arm.md (define_attr "arch"): Add v8mb.
9390 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
9391 target is ARMv8-M Baseline.
9392 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
9393 (arm_movtas_ze): Likewise.
9394 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
9395 alternative for constants satisfying j constraint.
9396 (thumb1_movsi_insn): Likewise.
9397 (movsi splitter for K alternative): Tighten condition to not trigger
9398 if movt is available and j constraint is satisfied.
9399 (Pe immediate splitter): Likewise.
9400 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
9401 constant fitting in an halfword to use MOVW.
9402 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
9405 2016-07-13 Richard Biener <rguenther@suse.de>
9408 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
9409 gimplifying the LHS. Make sure to gimplify a returning twice
9410 call LHS without using SSA names.
9412 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9414 * tree-data-ref.c (find_data_references_in_stmt): Remove
9415 unnecessary call to vec::release.
9416 (graphite_find_data_references_in_stmt): Likewise.
9417 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
9418 * tree-vect-stmts.c (vectorizable_condition): Likewise.
9420 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9422 * cfgexpand.c (expand_used_vars): Make the type of a local
9424 * genmatch.c (lower_for): Likewise.
9425 * haifa-sched.c (haifa_sched_init): Likewise.
9426 (add_to_speculative_block): Likewise.
9427 (create_check_block_twin): Likewise.
9428 * predict.c (handle_missing_profiles): Likewise.
9429 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
9430 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
9431 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
9433 (maybe_lower_iteration_bound): Likewise.
9434 * tree-ssa-sccvn.c (DFS): Likewise.
9435 * tree-stdarg.c (reachable_at_most_once): Likewise.
9436 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
9437 (vectorizable_store): Likewise.
9439 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9441 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
9442 (sccvn_dom_walker): make cond_stack an auto_vec.
9444 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9446 * ree.c (struct ext_state): Make type of members auto_vec.
9447 (find_and_remove_re): Adjust.
9449 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9451 * cfgexpand.c (struct stack_vars_data): Make type of fields
9453 (expand_used_vars): Adjust.
9455 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9457 * ipa.c (record_cdtor_fn): Adjust.
9458 (build_cdtor_fns): Likewise.
9459 (ipa_cdtor_merge): Make static_ctors and static_dtors local
9462 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9464 * genextract.c (struct accum_extract): Add constructor and make
9468 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9470 * tree.c (struct free_lang_data_d): Add constructor and change
9471 types of members to ones that automatically manage resources.
9472 (fld_worklist_push): Adjust.
9473 (find_decls_types): Likewise.
9474 (find_decls_types_in_eh_region): Likewise.
9475 (free_lang_data_in_cgraph): Stop manually creating and
9476 destroying members of free_lang_data_d.
9478 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
9480 PR rtl-optimization/68961
9481 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
9482 peephole variant. Use sse_reg_operand predicates.
9484 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
9486 * config/i386/predicates.md (x86_64_immediate_operand)
9487 <case CONST_INT>: Remove unneeded truncation to DImode.
9488 <case CONST>: Ditto.
9489 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
9491 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9494 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
9495 The xxperm and xxpermr instructions require that the 2nd input
9496 operand overlap with the output operand, and not the 1st.
9497 (altivec_vperm_v8hiv16qi): Likewise.
9498 (altivec_vperm_<mode>_uns_internal): Likewise.
9499 (altivec_vpermr_<mode>_internal): Likewise.
9500 (vperm_v8hiv4si): Likewise.
9501 (vperm_v16qiv8hi): Likewise.
9503 2016-07-12 Nathan Sidwell <nathan@acm.org>
9505 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
9506 when -mno-pic-data-is-text-relative is in effect, by default.
9507 * doc/invoke.texi (mpic-data-is-text-relative): Document new
9508 behavior and clarify.
9510 2016-07-12 Martin Liska <mliska@suse.cz>
9512 * params.def: Add avg-loop niter.
9513 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
9514 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
9515 * doc/invoke.texi: Document the new parameter.
9517 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9520 * expr.c (store_constructor): Mask sign-extended bits when widening
9521 sub-word constructor element at the start of a word.
9523 2016-07-12 Martin Liska <mliska@suse.cz>
9525 * Makefile.in: Append rule for params-options.h.
9526 * params-options.h: New file.
9528 2016-07-12 Martin Liska <mliska@suse.cz>
9530 * ira-build.c (mark_loops_for_removal): Properly iterate
9533 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
9534 Richard Biener <rguenther@suse.de>
9536 PR tree-optimization/23286
9537 PR tree-optimization/70159
9538 * doc/invoke.texi: Document -fcode-hoisting.
9539 * common.opt (fcode-hoisting): New flag.
9540 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
9541 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
9542 (do_regular_insertion): Rename to ...
9543 (do_pre_regular_insertion): ... this and amend general comments
9544 on insertion strathegy.
9545 (do_partial_partial_insertion): Rename to ...
9546 (do_pre_partial_partial_insertion): ... this.
9547 (do_hoist_insertion): New function.
9548 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
9549 and call do_hoist_insertion properly.
9551 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
9552 (pass_pre::execute): Register hoist_insert stats.
9554 2016-07-12 Jakub Jelinek <jakub@redhat.com>
9557 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
9558 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
9559 is different from mode's bitsize. Small cleanup.
9561 2016-07-12 Richard Biener <rguenther@suse.de>
9563 PR rtl-optimization/68961
9564 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
9565 to simplify to a non-constant.
9567 2016-07-11 Jakub Jelinek <jakub@redhat.com>
9570 * omp-low.c (expand_omp_target): Gimplify device.
9572 PR tree-optimization/71823
9573 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
9574 to get vec_oprnds2 from op2.
9576 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
9578 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
9579 Hoist common subexpressions.
9580 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
9582 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
9585 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
9586 prevent generation of 'stxsiwx' on pre Power8 hardware.
9588 2016-07-11 David Malcolm <dmalcolm@redhat.com>
9590 * input.c: Include cpplib.h.
9591 (selftest::temp_source_file): New class.
9592 (selftest::temp_source_file::temp_source_file): New ctor.
9593 (selftest::temp_source_file::~temp_source_file): New dtor.
9594 (selftest::should_have_column_data_p): New function.
9595 (selftest::test_should_have_column_data_p): New function.
9596 (selftest::temp_line_table): New class.
9597 (selftest::temp_line_table::temp_line_table): New ctor.
9598 (selftest::temp_line_table::~temp_line_table): New dtor.
9599 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
9600 it to create a temp_line_table.
9601 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
9602 locations that are known to have column data.
9603 (selftest::line_table_case): New struct.
9604 (selftest::test_reading_source_line): Move tempfile handling
9605 to class temp_source_file.
9606 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
9607 (selftest::assert_token_loc_eq): New function.
9608 (ASSERT_TOKEN_LOC_EQ): New macro.
9609 (selftest::test_lexer): New function.
9610 (selftest::boundary_locations): New array.
9611 (selftest::input_c_tests): Call test_should_have_column_data_p.
9612 Loop over a test matrix of interesting values of location and
9613 default_range_bits, calling test_lexer on each case in the matrix.
9614 Move call to test_accessing_ordinary_linemaps into the matrix.
9615 * selftest.h (ASSERT_EQ): Reimplement in terms of...
9616 (ASSERT_EQ_AT): New macro.
9618 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
9621 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
9622 Don't convert TImode in debug insn.
9624 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
9626 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
9627 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
9628 (tree_type_common::lang_flag_7): New.
9629 (tree_type_common::spare): Reduce size.
9630 * tree.h (TYPE_ALIGN_OK): Remove.
9631 (TYPE_LANG_FLAG_7): New.
9632 (get_inner_reference): Adjust header.
9633 * print-tree.c (print_node): Adjust.
9634 * expr.c (get_inner_reference): Remove parameter keep_aligning.
9635 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
9636 calls to get_inner_reference.
9637 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
9638 handling of TYPE_ALIGN_OK.
9639 * builtins.c (get_object_alignment_2): Adjust call to
9640 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
9641 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
9643 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
9644 * cfgexpand.c (expand_debug_expr): Likewise.
9645 * dbxout.c (dbxout_expand_expr): Likewise.
9646 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
9647 loc_list_from_tree, fortran_common): Likewise.
9648 * fold-const.c (optimize_bit_field_compare,
9649 decode_field_reference, fold_unary_loc, fold_comparison,
9650 split_address_to_core_and_offset): Likewise.
9651 * gimple-laddress.c (execute): Likewise.
9652 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
9653 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
9654 * hsa-gen.c (gen_hsa_addr): Likewise.
9655 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
9656 * tsan.c (instrument_expr): Likewise.
9657 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
9658 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
9659 * tree-affine.c (tree_to_aff_combination,
9660 get_inner_reference_aff): Adjust calls to get_inner_reference.
9661 * tree-data-ref.c (split_constant_offset_1,
9662 dr_analyze_innermost): Likewise.
9663 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
9664 * tree-sra.c (ipa_sra_check_caller): Likewise.
9665 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
9666 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
9667 bswap_replace): Likewise.
9668 * tree-vect-data-refs.c (vect_check_gather,
9669 vect_analyze_data_refs): Likewise.
9670 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
9671 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
9674 2016-07-11 David Malcolm <dmalcolm@redhat.com>
9676 * Makefile.in (selftest-valgrind): New phony target.
9677 * function-tests.c (selftest::build_cfg): Delete pass instances
9678 created by the test.
9679 (selftest::convert_to_ssa): Likewise.
9680 (selftest::test_expansion_to_rtl): Likewise.
9681 * tree-cfg.c (selftest::test_linear_chain): Release dominator
9683 (selftest::test_diamond): Likewise.
9685 2016-07-11 Richard Biener <rguenther@suse.de>
9687 PR tree-optimization/71816
9688 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
9689 than replacing all of its operands.
9691 2016-07-11 Alan Modra <amodra@gmail.com>
9693 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
9694 (ctr<mode>): Add unspec.
9695 (ctr<mode>_internal*): Likewise.
9697 2016-07-08 James Bowman <james.bowman@ftdichip.com>
9699 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
9700 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
9702 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
9704 PR rtl-optimization/71621
9705 * lra-constraints.c (process_alt_operands): Check combination of
9708 2016-07-08 Jason Merrill <jason@redhat.com>
9709 Richard Biener <rguenther@suse.de>
9711 P0145: Refining Expression Order for C++.
9712 * gimplify.c (initial_rhs_predicate_for): New.
9713 (gimplfy_modify_expr): Gimplify RHS before LHS.
9715 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9718 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9719 Allow standard error handling to take over when a wrong number
9720 of arguments is presented to __builtin_vec_ld () or
9721 __builtin_vec_st ().
9723 2016-07-08 Jiong Wang <jiong.wang@arm.com>
9725 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
9730 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
9731 __builtin_aarch64_fmaxv2sf.
9732 (vmaxnmq_f32): Likewise.
9733 (vmaxnmq_f64): Likewise.
9734 (vminnm_f32): Likewise.
9735 (vminnmq_f32): Likewise.
9736 (vminnmq_f64): Likewise.
9738 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
9741 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
9742 enable -mfloat128-hardware by default.
9743 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
9744 that IEEE 128-bit hardware support needs.
9745 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
9746 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
9747 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
9748 floating point requires.
9749 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
9750 -mfloat128 and -mfloat128-hardware changes.
9752 2016-07-08 Alan Hayward <alan.hayward@arm.com>
9754 PR tree-optimization/71667
9755 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
9757 2016-07-08 Martin Liska <mliska@suse.cz>
9760 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
9761 folding produces SAVE_EXPRs, thus return false for the type.
9763 2016-07-07 Martin Liska <mliska@suse.cz>
9765 * file-find.c (remove_prefix): New function.
9766 * file-find.h (remove_prefix): Declare the function.
9767 * gcc-ar.c (main): Skip a folder of the wrapper if
9768 a wrapped binary would point to the same file.
9770 2016-07-07 Jan Hubicka <jh@suse.cz>
9772 * tree-scalar-evolution.c (iv_can_overflow_p): export.
9773 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
9774 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
9776 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
9779 * ipa-inline-analysis.c (compute_inline_parameters): Set
9780 local.can_change_signature to false for intrumentation
9783 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9785 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
9786 with TARGET_HAVE_MOVT.
9787 (TARGET_HAVE_MOVT): Define.
9788 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
9789 availability with TARGET_HAVE_MOVT.
9790 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
9792 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
9794 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
9795 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
9796 * config/arm/constraints.md (define_constraint "j"): Use
9797 TARGET_HAVE_MOVT to check MOVT availability.
9799 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9801 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
9803 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9805 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
9806 (armv8-m.main): Likewise.
9807 (armv8-m.main+dsp): Likewise.
9808 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
9809 (FL_FOR_ARCH8M_MAIN): Likewise.
9810 * config/arm/arm-tables.opt: Regenerate.
9811 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
9812 armv8-m.main+dsp to BE8_LINK_SPEC.
9813 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
9814 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
9815 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
9816 Baseline and Mainline.
9817 (arm_option_override_internal): Also disable arm_restrict_it when
9818 !arm_arch_notm. Update comment for -munaligned-access to also cover
9820 (arm_file_start): Increase buffer size for printing architecture name.
9821 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
9822 and armv8-m.main+dsp.
9823 (mno-unaligned-access): Clarify that this is disabled by default for
9824 ARMv8-M Baseline architectures as well.
9826 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9828 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
9829 decide whether to prevent some libgcc routines being included for some
9830 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
9831 link between this condition and the one in
9832 libgcc/config/arm/lib1func.S.
9834 2016-07-07 Richard Biener <rguenther@suse.de>
9836 * tree-ssa-pre.c: Include alias.h.
9837 (compute_avail): If we have multiple VN_REFERENCEs with the
9838 same hashtable entry adjust that to make it a valid replacement
9839 for all of them with respect to alignment and aliasing
9840 when doing insertion.
9841 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
9842 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
9844 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
9848 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
9849 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
9852 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9854 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
9855 (adjust_mems): Adjust.
9856 (adjust_insn): Likewise.
9857 (prepare_call_arguments): Likewise.
9859 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9861 * gcse.c (struct ls_expr): Make stores field a vector.
9862 (ldst_entry): Adjust.
9863 (free_ldst_entry): Likewise.
9864 (print_ldst_list): Likewise.
9865 (compute_ld_motion_mems): Likewise.
9866 (update_ld_motion_stores): Likewise.
9868 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9870 * gcse.c (struct ls_expr): Remove loads field.
9871 (ldst_entry): Adjust.
9872 (free_ldst_entry): Likewise.
9873 (print_ldst_list): Likewise.
9874 (compute_ld_motion_mems): Likewise.
9876 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9878 * store-motion.c (struct st_expr): Make antic_stores a vector.
9879 (st_expr_entry): Adjust.
9880 (free_st_expr_entry): Likewise.
9881 (print_store_motion_mems): Likewise.
9882 (find_moveable_store): Likewise.
9883 (compute_store_table): Likewise.
9884 (remove_reachable_equiv_notes): Likewise.
9885 (replace_store_insn): Likewise.
9886 (build_store_vectors): Likewise.
9888 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9890 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
9891 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
9893 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
9895 PR tree-optimization/71518
9896 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
9897 misalign also for outer loops with negative step.
9899 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
9901 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
9902 (cortex_a53_shift): Add mov_shift.
9903 (cortex_a53_shift_reg): Add new reservation for register shifts.
9904 (cortex_a53_alu): Remove bfm.
9905 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
9906 (cortex_a53_alu_extr): Add new reservation for EXTR.
9907 (bypasses): Improve bypass modelling.
9909 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9912 * config/avr/avr.c (avr_asm_select_section): Strip off
9913 SECTION_DECLARED from flags when calling get_section.
9915 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9917 * tree-vectorizer.h (vect_memory_access_type): Add
9918 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
9919 * tree-vect-stmts.c (compare_step_with_zero): New function.
9920 (perm_mask_for_reverse): Move further up file.
9921 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
9923 (get_negative_load_store_type): New function.
9924 (get_load_store_type): Call it. Add an ncopies argument.
9925 (vectorizable_mask_load_store): Update call accordingly and
9926 remove tests for negative steps.
9927 (vectorizable_store, vectorizable_load): Likewise. Handle new
9928 memory_access_types.
9930 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9932 * tree-vectorizer.h (vect_memory_access_type): New enum.
9933 (_stmt_vec_info): Add a memory_access_type field.
9934 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
9935 (vect_model_store_cost): Take an access type instead of a boolean.
9936 (vect_model_load_cost): Likewise.
9937 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
9938 vect_model_store_cost and vect_model_load_cost.
9939 * tree-vect-stmts.c (vec_load_store_type): New enum.
9940 (vect_model_store_cost): Take an access type instead of a
9941 store_lanes_p boolean. Simplify tests.
9942 (vect_model_load_cost): Likewise, but for load_lanes_p.
9943 (get_group_load_store_type, get_load_store_type): New functions.
9944 (vectorizable_store): Use get_load_store_type. Record the access
9945 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
9946 (vectorizable_load): Likewise.
9947 (vectorizable_mask_load_store): Likewise. Replace is_store
9948 variable with vls_type.
9950 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9952 * tree-vectorizer.h (vect_grouped_load_supported): Add a
9953 single_element_p parameter.
9954 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
9955 Check the PR65518 case here rather than in vectorizable_load.
9956 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
9957 * tree-vect-stmts.c (vectorizable_load): Likewise.
9959 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9961 * tree-vectorizer.h (gather_scatter_info): New structure.
9962 (vect_check_gather_scatter): Return a bool rather than a decl.
9963 Replace return-by-pointer arguments with a single
9964 gather_scatter_info *.
9965 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
9966 (vect_analyze_data_refs): Update call accordingly.
9967 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
9968 (vectorizable_mask_load_store): Likewise. Also record the
9969 offset dt and vectype in the gather_scatter_info.
9970 (vectorizable_store): Likewise.
9971 (vectorizable_load): Likewise.
9973 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9975 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
9976 strided groups, use the cost of N scalar accesses instead
9977 of ncopies vector accesses.
9978 (vect_model_load_cost): Likewise.
9980 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9982 * tree-vect-stmts.c (vect_cost_group_size): Delete.
9983 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
9984 variable to indicate when once-per-group costs are being used.
9985 (vect_model_load_cost): Likewise. Fix comment and misindented code.
9987 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9989 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
9990 peeling-for-gaps condition.
9992 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9994 * config/s390/s390.c (s390_expand_vec_init): Force initializer
9995 element to register if it doesn't match general_operand.
9997 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
9998 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10000 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
10002 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
10003 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
10004 (SIGNBIT): New mode iterator.
10005 (Fsignbit): New mode attribute.
10006 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
10007 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
10008 when direct moves are available.
10009 (signbit<mode>2_dm): New define_insn_and_split).
10010 (signbit<mode>2_dm2): New define_insn.
10012 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10014 PR rtl-optimization/71594
10015 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
10016 into subregs of appropriate mode before trying to emit a conditional
10019 2016-07-05 Jan Hubicka <jh@suse.cz>
10021 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
10022 (simple_iv): Use it.
10024 2016-07-05 Jan Hubicka <jh@suse.cz>
10026 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
10028 2016-07-05 Jiong Wang <jiong.wang@arm.com>
10030 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
10033 2016-07-05 Jan Hubicka <jh@suse.cz>
10035 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
10038 2016-07-05 Richard Biener <rguenther@suse.de>
10040 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
10041 Handle empty else block.
10042 (is_feasible_trace): Likewise.
10043 (split_paths): Likewise.
10045 2016-07-05 Richard Biener <rguenther@suse.de>
10047 * tree-loop-distribution.c (distribute_loop): Fix issue with
10048 the cost model loop.
10050 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
10052 * config/arm/neon-testgen.ml: Delete.
10053 * config/arm/neon.ml: Delete.
10055 2016-07-04 Jakub Jelinek <jakub@redhat.com>
10058 * tree.c (attribute_value_equal): Use get_attribute_name instead of
10059 directly using TREE_PURPOSE.
10061 2016-07-04 Jiong Wang <jiong.wang@arm.com>
10063 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
10064 * config/aarch64/aarch64_neon.h: Likewise.
10065 * config/aarch64/arm_neon.h: Likewise.
10066 * config/aarch64/atomics.md: Likewise.
10067 * config/aarch64/aarch64-simd-builtins.def: Likewise.
10068 * doc/invoke.texi: Likewise.
10070 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
10072 * config/s390/s390.md: Add "z13" cpu_facility.
10073 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
10074 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
10075 condition" type instructions.
10077 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
10078 Jeff Law <law@redhat.com>
10080 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
10081 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
10083 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
10085 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
10086 permutation for TARGET_AVX512F.
10087 (ix86_expand_vec_one_operand_perm_avx512): New function.
10088 (expand_vec_perm_1): Invoke introduced function.
10089 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
10090 it may be not valid after vectorization.
10092 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10095 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
10096 typo in comment. Only force to memory if it is a weak
10097 external reference.
10099 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
10100 Jiong Wang <jiong.wang@arm.com>
10102 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
10103 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
10104 (AARCH64_FL_F16): New.
10105 (AARCH64_FL_FOR_ARCH8_2): New.
10106 (AARCH64_ISA_8_2): New.
10107 (AARCH64_ISA_F16): New.
10108 (TARGET_FP_F16INST): New.
10109 (TARGET_SIMD_F16INST): New.
10110 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
10111 ("fp"): Disabling "fp" also disables "fp16".
10112 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
10113 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
10114 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
10115 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
10117 2016-07-04 Jan Beulich <jbeulich@suse.com>
10119 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
10121 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10124 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
10125 the insns, use an insn form that does not adjust the offset on
10126 little endian systems.
10128 2016-07-01 Jan Beulich <jbeulich@suse.com>
10130 * varasm.c (get_variable_section): Validate initializer in
10131 named .bss-like sections.
10133 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
10135 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
10136 Exchange the order of the second and third operands in the vpermr
10137 instruction tmeplate.
10139 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
10142 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
10143 Disallow TDmode values.
10145 2016-07-01 Alan Modra <amodra@gmail.com>
10147 PR rtl-optimization/71709
10148 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
10149 being set, not referenced.
10151 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
10153 PR tree-optimization/70729
10154 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
10155 of loop since it can be not valid after transformation.
10157 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10159 * config/arm/arm.c (thumb_reload_in_hi): Delete.
10160 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
10162 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
10164 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
10167 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
10170 * config/rs6000/constraints.md (wY constraint): New constraint to
10171 match the requirements for the LXSD and STXSD instructions.
10172 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
10173 predicate to match the requirements for the LXSD and STXSD
10175 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
10176 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
10177 to make sure that the bottom 2 bits of offset are 0, the address
10178 form is offsettable, and no updating is done in the address mode.
10179 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
10180 (movdi_internal32): Likewise
10181 (movdi_internal64): Likewise.
10183 2016-06-30 Jakub Jelinek <jakub@redhat.com>
10185 PR tree-optimization/71707
10186 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
10187 strinfo even for ADDR_EXPR ptr.
10189 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
10191 * config/rs6000/altivec.md (darn_32): Change the condition to
10192 TARGET_P9_MISC instead of TARGET_MODULO.
10193 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
10194 condition expression.
10195 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
10196 condition expression.
10197 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
10198 (DFP_TEST): New code iterator.
10199 (dfptstsfi_<code>_mode>): New define_expand.
10200 (*dfp_sgnfcnc_<mode>): New define_insn.
10201 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
10202 definition next to BU_P9_MISC_1 definition and change the MASK
10203 value to RS6000_BTM_P9_MISC.
10204 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
10205 (BU_P9_64BIT_MISC_0): Likewise.
10206 (BU_P9_DFP_MISC_0): New macro definition.
10207 (BU_P9_DFP_MISC_1): New macro definition.
10208 (BU_P9_DFP_MISC_2): New macro definition.
10209 (BU_P9_DFP_OVERLOAD_1): New macro definition.
10210 (BU_P9_DFP_OVERLOAD_2): New macro definition.
10211 (BU_P9_DFP_OVERLOAD_3): New macro definition.
10212 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
10213 (TSTSFI_LT_TD): Likewise.
10214 (TSTSFI_EQ_DD): Likewise.
10215 (TSTSFI_EQ_TD): Likewise.
10216 (TSTSFI_GT_DD): Likewise.
10217 (TSTSFI_GT_TD): Likewise.
10218 (TSTSFI_OV_DD): Likewise.
10219 (TSTSFI_OV_TD): Likewise.
10220 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
10221 (TSTSFI_LT_DD): Likewise.
10222 (TSTSFI_LT_TD): Likewise.
10223 (TSTSFI_EQ): Likewise.
10224 (TSTSFI_EQ_DD): Likewise.
10225 (TSTSFI_EQ_TD): Likewise.
10226 (TSTSFI_GT): Likewise.
10227 (TSTSFI_GT_DD): Likewise.
10228 (TSTSFI_GT_TD): Likewise.
10229 (TSTSFI_OV): Likewise.
10230 (TSTSFI_OV_DD): Likewise.
10231 (TSTSFI_OV_TD): Likewise.
10232 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10233 overloaded test significance functions.
10234 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
10235 OPTION_MASK_P9_MISC into the representation of this mask.
10236 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
10238 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
10239 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
10241 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
10242 argument is a 6-bit unsigned literal value if the icode argument
10243 represents a DFP test significance built-in call.
10244 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
10245 flag used independently and in combination with the
10246 RS6000_BTM_64BIT flag.
10247 (rs6000_opt_masks): Add entry for power9-misc command-line option.
10248 (rs6000_builtin_mask_names): Add entry for power9-misc
10249 command-line option.
10250 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
10251 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
10252 RS6000_BTM_P9_MISC macros.
10253 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
10254 option and change the description of the -mpower9-vector option to
10255 enable only vector instructions, removing its erroneously claimed
10256 support for scalar instructions.
10257 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
10258 the ISA 3.0 digital floating point test significance built-in
10261 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
10263 * config/aarch64/aarch64.c (cortexa35_tunings):
10264 Enable AES fusion. Use cortexa57_branch_cost.
10265 (cortexa53_tunings): Use cortexa57_branch_cost.
10266 (cortexa72_tunings): Use cortexa57_branch_cost.
10267 Use AUTOPREFETCHER_WEAK.
10268 (cortexa73_tunings): Use cortexa57_branch_cost.
10270 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10271 James Greenhalgh <james.greenhalgh@arm.com>
10273 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
10274 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
10275 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
10276 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
10277 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
10278 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
10279 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
10280 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
10281 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
10282 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
10283 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
10284 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
10285 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
10288 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
10289 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10291 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
10293 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
10295 2016-06-30 David Malcolm <dmalcolm@redhat.com>
10298 * gcc.c (driver::build_option_suggestions): Pass "option" to
10299 add_misspelling_candidates.
10300 * opts-common.c (add_misspelling_candidates): Add "option" param;
10301 use it to avoid adding negated forms for options marked with
10303 * opts.h (add_misspelling_candidates): Add "option" param.
10305 2016-06-30 Jakub Jelinek <jakub@redhat.com>
10307 PR middle-end/71693
10308 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
10309 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
10310 first when permuting bitwise operation with rotate. Cast
10311 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
10313 2016-06-29 David Malcolm <dmalcolm@redhat.com>
10315 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
10316 for misspelled param names.
10317 * params.c: Include spellcheck.h.
10318 (find_param_fuzzy): New function.
10319 * params.h (find_param_fuzzy): New prototype.
10320 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
10321 * spellcheck.h (struct edit_distance_traits<const char *>):
10324 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
10326 * config/rs6000/predicates.md (const_0_to_7_operand): New
10327 predicate, recognize 0..7.
10328 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
10329 support for doing extracts from V16QImode, V8HImode, V4SImode
10331 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
10332 vector extract support.
10333 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
10334 for ISA 3.0 vector extract.
10335 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
10336 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
10337 extracts of a constant element number from small integer vectors
10338 on 64-bit ISA 3.0 systems.
10339 (vsx_extract_<mode>_di): Likewise.
10340 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
10341 say when we can do ISA 3.0 vector extracts.
10342 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
10343 registers, using the stxsiwx instruction.
10345 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
10347 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
10348 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
10349 qdf24xx_regmove_cost, qdf24xx_tunings): New.
10350 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
10351 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
10352 * config/arm/arm.c (arm_qdf24xx_tune): New.
10354 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
10356 * config/aarch64/aarch64.c (cortexa53_tunings):
10357 Increase loop alignment to 8. Set function alignment to 16.
10358 (cortexa35_tunings): Likewise.
10359 (cortexa57_tunings): Increase loop alignment to 8.
10360 (cortexa72_tunings): Likewise.
10361 (cortexa73_tunings): Likewise.
10363 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
10365 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
10366 for arm_fp16_ok and arm_fp16_hw.
10367 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
10368 arm_fp16_alternative.
10370 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
10372 PR tree-optimization/71655
10373 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
10374 types when swapping operands.
10376 2016-06-29 Martin Liska <mliska@suse.cz>
10378 PR middle-end/71585
10379 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
10380 * ipa-inline-transform.c (inline_call): Remove unnecessary call
10381 of build_optimization_node.
10383 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
10385 PR tree-optimization/70729
10386 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
10387 independent in loops having positive safelen value.
10388 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
10389 it may be not valid after vectorization.
10391 2016-06-29 Jakub Jelinek <jakub@redhat.com>
10393 PR tree-optimization/71625
10394 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
10395 is sorted by ascending list->offset. If PTR is non-NULL and there is
10396 previous strinfo, call get_stridx_plus_constant.
10397 (get_stridx): Pass exp as second argument to get_addr_stridx.
10398 (addr_stridxptr): Add missing list = list->next, so that there can be
10399 more than one entries in the list. Bump limit from 16 to 32. Ensure
10400 the list is sorted by ascending list->offset.
10401 (get_stridx_plus_constant): Adjust so that it can be also called with
10402 ADDR_EXPR instead of SSA_NAME as PTR.
10403 (handle_char_store): Pass NULL_TREE as second argument to
10406 2016-06-29 Richard Biener <rguenther@suse.de>
10408 PR rtl-optimization/68961
10409 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
10411 2016-06-29 Richard Biener <rguenther@suse.de>
10413 PR middle-end/71002
10414 * alias.c (component_uses_parent_alias_set_from): Handle
10415 type punning through union accesses by using the union alias set.
10416 * gimple.c (gimple_get_alias_set): Remove union type punning case.
10418 2016-07-29 Richard Biener <rguenther@suse.de>
10420 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
10421 precision not matching mode precision.
10423 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
10425 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
10426 pa_output_arg_descriptor.
10427 (call_val_symref_64bit_post_reload): Likewise.
10428 (call_val_powf_64bit_post_reload): Likewise.
10429 (sibcall_internal_symref_64bit): Likewise.
10430 (sibcall_value_internal_symref_64bit): Likewise.
10432 2016-06-28 Jakub Jelinek <jakub@redhat.com>
10434 PR middle-end/71626
10435 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
10436 a constant, force its SUBREG_REG into memory or register instead
10439 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
10442 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
10443 * doc/invoke.texi (AVR Options): Document it.
10445 2016-06-28 Walter Lee <walt@tilera.com>
10447 * config/tilegx/linux.h: Do not include arch/icache.h
10448 (CLEAR_INSN_CACHE): Provide inlined definition directly.
10449 * config/tilepro/linux.h: Do not include arch/icache.h
10450 (CLEAR_INSN_CACHE): Provide inlined definition directly.
10452 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
10454 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
10455 for big-endian BIT_FIELD_REF.
10457 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
10459 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
10460 ('size' attribute): Add '128'.
10462 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
10463 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
10464 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
10465 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
10466 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
10467 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
10468 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
10469 *trunc<mode>df2_odd): Set size attribute to '128'.
10470 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
10471 * config/rs6000/power6.md (power6-fp): Include dfp type.
10472 * config/rs6000/power7.md (power7-fp): Likewise.
10473 * config/rs6000/power8.md (power8-fp): Likewise.
10474 * config/rs6000/power9.md: New file.
10475 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
10476 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
10477 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
10479 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
10480 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
10481 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
10482 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
10483 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
10484 dfp_dscri_<mode>): Change type attribute to dfp.
10485 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
10486 attribute to vecsimple.
10487 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
10488 and prefetch streams.
10489 (rs6000_option_override_internal): Remove temporary code setting
10490 tuning to power8. Don't set rs6000_sched_groups for power9.
10491 (last_scheduled_insn): Change to rtx_insn *.
10492 (divide_cnt, vec_load_pendulum): New variables.
10493 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
10494 (rs6000_issue_rate): Set issue rate for Power9.
10495 (is_power9_pairable_vec_type): New.
10496 (power9_sched_reorder2): New.
10497 (rs6000_sched_reorder2): Call new function for Power9 specific
10499 (insn_must_be_first_in_group): Remove Power9.
10500 (insn_must_be_last_in_group): Likewise.
10501 (force_new_group): Likewise.
10502 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
10503 Initialize divide_cnt/vec_load_pendulum.
10504 (_rs6000_sched_context, rs6000_init_sched_context,
10505 rs6000_set_sched_context): Handle context save/restore of new
10508 2016-06-28 Richard Biener <rguenther@suse.de>
10510 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
10511 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
10512 COMPONENT_REF operand.
10513 (nonoverlapping_component_refs_p): Likewise.
10514 * stor-layout.c (start_bitfield_representative): Mark
10515 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
10517 2016-06-28 Jakub Jelinek <jakub@redhat.com>
10519 * Makefile.in: Don't cat ../stage_current if it does not exist.
10521 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
10522 last argument is a bit-field.
10524 PR rtl-optimization/71673
10525 * internal-fn.c (expand_arith_overflow_result_store): Use
10526 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
10527 expand_simple_binop.
10529 PR middle-end/66867
10530 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
10531 expand_ifn_atomic_compare_exchange): New functions.
10532 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
10533 * tree.h (build_call_expr_internal_loc): Rename to ...
10534 (build_call_expr_internal_loc_array): ... this. Fix up type of
10536 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
10537 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
10538 ATOMIC_COMPARE_EXCHANGE result.
10539 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
10540 * gimple-fold.h (optimize_atomic_compare_exchange_p,
10541 fold_builtin_atomic_compare_exchange): New prototypes.
10542 * gimple-fold.c (optimize_atomic_compare_exchange_p,
10543 fold_builtin_atomic_compare_exchange): New functions..
10544 * tree-ssa.c (execute_update_addresses_taken): If
10545 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
10546 of call when finding addressable vars, and if such var becomes
10547 non-addressable, call fold_builtin_atomic_compare_exchange.
10549 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
10552 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
10553 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
10555 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
10557 * config/rs6000/rs6000.md ('type' attribute): Add
10558 veclogical,veccmpfx,vecexts,vecmove insn types.
10559 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
10560 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
10561 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
10562 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
10563 *nabs<mode>2_hw): Change type to vecmove.
10564 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
10565 *boolcc<mode>3_internal, *eqv<mode>3_internal,
10566 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
10567 *ieee_128bit_vsx_abs<mode>2_internal,
10568 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
10569 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
10570 *ieee128_mtvsrd_32bit): Change type to veclogical.
10571 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
10572 *movdi_internal32, *movdi_internal64): Update insn types.
10573 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
10574 vsx_extract_<mode>): Change type to veclogical.
10575 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
10576 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
10577 *vsx_sign_extend_si_v2di): Change type to vecexts.
10578 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
10579 type to veclogical.
10580 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
10581 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
10582 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
10583 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
10584 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
10585 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
10586 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
10587 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
10588 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
10589 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
10590 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
10591 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
10592 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
10593 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
10594 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
10595 (ppc7450-vecsimple): Add veclogical, vecmove.
10596 (ppc7450-veccmp): Add veccmpfx.
10597 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
10599 (ppc8540_vector_compare): Add veccmpfx.
10600 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
10601 * config/rs6000/cell.md (cell-fp): Add fpsimple.
10602 (cell-vecsimple): Add veclogical, vecmove.
10603 (cell-veccmp): Add veccmpfx.
10604 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
10605 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
10607 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
10608 * config/rs6000/power4.md (power4-fp): Add fpsimple.
10609 (power4-vecsimple): Add veclogical, vecmove.
10610 (power4-veccmp): Add veccmpfx.
10611 * config/rs6000/power5.md (power5-fp): Add fpsimple.
10612 * config/rs6000/power6.md (power6-fp): Add fpsimple.
10613 (power6-vecsimple): Add veclogical, vecmove.
10614 (power6-veccmp): Add veccmpfx.
10615 * config/rs6000/power7.md (power7-fp): Add fpsimple.
10616 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
10617 * config/rs6000/power8.md (power8-fp): Add fpsimple.
10618 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
10619 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
10620 * config/rs6000/titan.md (titan_fp): Add fpsimple.
10621 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
10623 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
10625 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
10628 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
10629 OPTION_MASK_P9_DFORM_VECTOR.
10630 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
10631 disable -mpower9-dform-vector when using reload.
10632 (quad_address_p): Remove 'gpr_p' argument and all associated code.
10633 New 'strict' argument. Update all callers. Add strict addressing
10635 (rs6000_legitimate_offset_address_p): Remove call to
10636 virtual_stack_registers_memory_p.
10637 (rs6000_legitimize_reload_address): Add quad address support.
10638 (rs6000_legitimate_address_p): Move call to quad_address_p above
10639 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
10640 to account for new strict usage.
10641 (rs6000_output_move_128bit): Adjust quad_address_p args to account
10642 for new strict usage.
10643 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
10645 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
10652 * config/i386/i386.c (ix86_spill_class): Disable condition to
10653 always return NO_REGS.
10655 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
10657 * predict.c: Include gimple-pretty-print.h
10658 (predicted_by_loop_heuristics_p): Check also
10659 PRED_LOOP_EXIT_WITH_RECURSION
10660 (predict_loops): Find self recursive calls and use special purpose
10661 predictors for them; dump log about decisions.
10662 (pass_profile::execute): Dump info about #of iterations.
10663 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
10664 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
10666 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
10668 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
10669 output_asm_insn calls and shorten long lines. Output .CALL
10670 argument descriptor using pa_output_arg_descriptor. Add various
10671 inline $$dyncall and other optimizations.
10672 (pa_attr_length_indirect_call): Adjust ordering and lengths.
10674 2016-06-25 Jakub Jelinek <jakub@redhat.com>
10676 PR tree-optimization/71643
10677 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
10680 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
10681 leak a bitmap if dep_bb is NULL.
10683 PR tree-optimization/71631
10684 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
10685 to rewrite_expr_tree even if negate_result, move new_lhs var
10686 declaration and initialization earlier, for powi_result set afterwards
10687 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
10688 if new_lhs != lhs, and don't shadow gsi var.
10690 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
10692 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
10693 Add in_loop parameter.
10694 (predict_loops): Add loop guard heuristics.
10695 * predict.def (PRED_LOOP_GUARD): New heuristics.
10697 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
10699 * predict.c: Include ipa-utils.h
10700 (tree_bb_level_prediction): Predict recursive calls.
10701 (tree_estimate_probability_bb): Skip inexpensive calls for call
10703 * predict.def (PRED_RECURSIVE_CALL): New.
10705 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10707 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
10708 (BU_FLOAT128_1): Likewise.
10710 (COPYSIGNQ): Likewise.
10711 (RS6000_BUILTIN_NANQ): Likewise.
10712 (RS6000_BUILTIN_NANSQ): Likewise.
10713 (RS6000_BUILTIN_INFQ): Likewise.
10714 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
10715 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
10716 (TARGET_FOLD_BUILTIN): New #define.
10717 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
10718 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
10719 (rs6000_fold_builtin): New target hook implementation, handling
10720 folding of 128-bit NaNs and infinities.
10721 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
10722 entries are filled in to avoid problems during bootstrap
10723 self-test; define builtins for 128-bit NaNs and infinities.
10724 (rs6000_opt_mask): Add entry for float128.
10725 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
10726 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
10727 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
10728 (const_str_type_node): New #define.
10729 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
10730 to a define_expand that dispatches to either copysign<mode>3_soft
10731 or copysign<mode>3_hard.
10732 (copysign<mode>3_hard): Rename from copysign<mode>3.
10733 (copysign<mode>3_soft): New define_insn.
10734 * doc/extend.texi: Document new builtins.
10736 2016-06-24 Jakub Jelinek <jakub@redhat.com>
10738 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
10739 PRIu64 instead of lu.
10741 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
10744 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
10745 copy the type name.
10747 2016-06-24 Jakub Jelinek <jakub@redhat.com>
10749 PR tree-optimization/71647
10750 * omp-low.c (lower_rec_input_clauses): Convert
10751 omp_clause_aligned_alignment (c) to size_type_node for the
10752 last argument of __builtin_assume_aligned.
10754 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
10756 * configure.ac (calling ___tls_get_addr via GOT): New
10757 assembler/linker check.
10758 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
10759 assembler and linker supports calling ___tls_get_addr via GOT.
10760 Otherise, defined to 0.
10761 * config.in: Regenerated.
10762 * configure: Likewise.
10763 * config/i386/constraints.md (Yb): New constraint.
10764 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
10765 (REG_CLASS_NAMES): Likewise.
10766 (REG_CLASS_CONTENTS): Likewise.
10767 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
10768 the b constraint with the Yb constraint. Call ___tls_get_addr
10769 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
10771 (*tls_local_dynamic_base_32_gnu): Likewise.
10772 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
10773 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
10774 (*tls_local_dynamic_base_64_<mode>): Likewise.
10776 2016-06-24 Martin Liska <mliska@suse.cz>
10778 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
10779 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
10781 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
10782 argument to true if the expected number of iterations is
10785 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
10787 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
10788 assemble for 32bit target.
10789 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
10790 and $ld_ix86_gld_32_opt to link for 32bit target.
10791 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
10792 * configure: Regenerate.
10794 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10796 * config/arm/arm.c (int_log2): Delete definition and prototype.
10797 (shift_op): Use exact_log2 instead of int_log2.
10798 (vfp3_const_double_for_fract_bits): Likewise.
10800 2016-06-24 Jakub Jelinek <jakub@redhat.com>
10802 * internal-fn.c (expand_arith_set_overflow): New function.
10803 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
10805 (expand_arith_overflow_result_store): Likewise. Handle precision
10806 smaller than mode precision.
10807 * tree-vrp.c (extract_range_basic): For imag part, handle
10808 properly signed 1-bit precision result.
10809 * doc/extend.texi (__builtin_add_overflow): Document that last
10810 argument can't be pointer to enumerated or boolean type.
10811 (__builtin_add_overflow_p): Document that last argument can't
10812 have enumerated or boolean type.
10814 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
10815 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10817 * config/rs6000/predicates.md (splat_input_operand): Rework.
10818 Don't allow constants, since the insns that use this predicate
10819 don't support constants. Constants are handled by other insns
10820 that are created via combine. During and after register
10821 allocation, only allow indexed or indirect addresses, and not
10822 general addresses. Only allow modes supported by the hardware.
10823 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
10824 comment. Move check for using VSPLTIS<x> to a common location,
10825 instead of doing it in two different places.
10827 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
10829 * config/i386/driver-i386.c (host_detect_local_cpu): Set
10830 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
10831 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
10832 signature_CENTAUR_ebx.
10834 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
10838 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
10839 (as_ix86_gas_32_opt): This.
10840 (ld_ix86_tls_ldm_opt): Renamed to ...
10841 (ld_ix86_gld_32_opt): This.
10842 (R_386_TLS_LDM reloc): Updated.
10843 (R_386_GOT32X reloc): New assembler/linker check.
10844 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
10845 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
10847 * config.in: Regenerated.
10848 * configure: Likewise.
10849 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
10850 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
10851 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
10852 if ix86_force_load_from_GOT_p returns true.
10853 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
10854 ix86_force_load_from_GOT_p returns true.
10855 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
10856 the external function address via the GOT slot.
10857 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
10858 HAVE_AS_IX86_GOT32X before returning false.
10859 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
10860 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
10862 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
10864 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
10866 2016-06-23 Andi Kleen <ak@linux.intel.com>
10868 * Makefile.in: Regenerate.
10869 * doc/install.texi: Document autoprofiledbootstrap.
10871 2016-06-23 Andi Kleen <ak@linux.intel.com>
10873 * config/i386/gcc-auto-profile: New file.
10875 2016-06-23 Martin Liska <mliska@suse.cz>
10877 PR middle-end/71619
10878 * predict.c (predict_loops): Revert the hunk that was removed
10881 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
10883 * config.gcc: Add support for arm*-*-phoenix* targets.
10884 * config/arm/t-phoenix: New.
10885 * config/phoenix.h: New.
10887 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
10888 H.J. Lu <hongjiu.lu@intel.com>
10891 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
10892 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
10893 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
10894 ix86_force_load_from_GOT_p returns true.
10895 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
10896 ix86_force_load_from_GOT_p returns true.
10897 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
10898 ix86_force_load_from_GOT_p returns true.
10899 (ix86_expand_move): Load the external function address via the
10900 GOT slot if ix86_force_load_from_GOT_p returns true.
10901 * config/i386/predicates.md (x86_64_immediate_operand): Return
10902 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
10903 (x86_64_zext_immediate_operand): Ditto.
10905 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
10907 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
10909 2016-06-22 David Malcolm <dmalcolm@redhat.com>
10912 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
10913 * diagnostic.c (pedwarn_at_rich_loc): New function.
10914 * spellcheck.h (best_match::best_match): Add a
10915 "best_distance_so_far" optional parameter.
10916 (best_match::set_best_so_far): New method.
10917 (best_match::get_best_distance): New accessor.
10918 (best_match::get_best_candidate_length): New accessor.
10920 2016-06-22 Nick Clifton <nickc@redhat.com>
10922 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
10923 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
10924 modes are accepted as well.
10925 (ucompare_loc_descriptor): Likewise.
10926 (minmax_loc_descriptor): Likewise.
10927 (clz_loc_descriptor): Likewise.
10928 (popcount_loc_descriptor): Likewise.
10929 (bswap_loc_descriptor): Likewise.
10930 (rotate_loc_descriptor): Likewise.
10931 (mem_loc_descriptor): Likewise.
10932 (loc_descriptor): Likewise.
10934 2016-06-22 David Malcolm <dmalcolm@redhat.com>
10936 * common.opt (fdiagnostics-parseable-fixits): New option.
10937 * diagnostic.c: Include "selftest.h".
10938 (print_escaped_string): New function.
10939 (print_parseable_fixits): New function.
10940 (diagnostic_report_diagnostic): Call print_parseable_fixits.
10941 (selftest::assert_print_escaped_string): New function.
10942 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
10943 (selftest::test_print_escaped_string): New function.
10944 (selftest::test_print_parseable_fixits_none): New function.
10945 (selftest::test_print_parseable_fixits_insert): New function.
10946 (selftest::test_print_parseable_fixits_remove): New function.
10947 (selftest::test_print_parseable_fixits_replace): New function.
10948 (selftest::diagnostic_c_tests): New function.
10949 * diagnostic.h (struct diagnostic_context): Add field
10950 "parseable_fixits_p".
10951 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
10952 -fdiagnostics-parseable-fixits.
10953 (-fdiagnostics-parseable-fixits): New option.
10954 * opts.c (common_handle_option): Handle
10955 -fdiagnostics-parseable-fixits.
10956 * selftest-run-tests.c (selftest::run_tests): Call
10957 selftest::diagnostic_c_tests.
10958 * selftest.h (selftest::diagnostic_c_tests): New prototype.
10960 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
10962 PR tree-optimization/71488
10963 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
10964 comparison of boolean vectors.
10965 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
10966 of boolean vectors using bitwise operations.
10968 2016-06-22 Andreas Schwab <schwab@suse.de>
10970 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
10971 Remove declaration.
10973 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
10975 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
10977 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
10979 * config/i386/i386.c (print_reg): Emit an error message on attempt to
10982 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10984 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
10985 * config/arm/arm-cores.def (cortex-a73): New entry.
10986 (cortex-a73.cortex-a35): Likewise.
10987 (cortex-a73.cortex-a53): Likewise.
10988 * config/arm/arm-tables.opt: Regenerate.
10989 * config/arm/arm-tune.md: Likewise.
10990 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
10991 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
10992 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
10993 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
10994 * doc/invoke.texi (ARM Options): Document cortex-a73,
10995 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
10997 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10999 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
11000 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
11001 (cortex-a73.cortex-a35): Likewise.
11002 (cortex-a73.cortex-a53): Likewise.
11003 * config/aarch64/aarch64-tune.md: Regenerate.
11004 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
11005 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
11008 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11010 * configure.ac (gcc_cv_as_compress_debug): Remove
11011 --compress-debug-sections as extra as switch.
11012 Handle gas --compress-debug-sections=type.
11013 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
11014 Handle gld --compress-debug-sections=type.
11015 * configure: Regenerate.
11017 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
11019 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
11021 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
11023 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
11024 (do_rewrite): likewise.
11026 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11028 * common/config/mep/mep-common.c: Remove.
11029 * config.gcc: Remove mep-* support.
11030 * config/mep/constraints.md: Remove.
11031 * config/mep/default.h: Remove.
11032 * config/mep/intrinsics.h: Remove.
11033 * config/mep/intrinsics.md: Remove.
11034 * config/mep/ivc2-template.h: Remove.
11035 * config/mep/mep-c5.cpu: Remove.
11036 * config/mep/mep-core.cpu: Remove.
11037 * config/mep/mep-default.cpu: Remove.
11038 * config/mep/mep-ext-cop.cpu: Remove.
11039 * config/mep/mep-intrin.h: Remove.
11040 * config/mep/mep-ivc2.cpu: Remove.
11041 * config/mep/mep-pragma.c: Remove.
11042 * config/mep/mep-protos.h: Remove.
11043 * config/mep/mep.c: Remove.
11044 * config/mep/mep.cpu: Remove.
11045 * config/mep/mep.h: Remove.
11046 * config/mep/mep.md: Remove.
11047 * config/mep/mep.opt: Remove.
11048 * config/mep/predicates.md: Remove.
11049 * config/mep/t-mep: Remove.
11050 * doc/install.texi: Remove mep-* documentation.
11051 * doc/md.texi: Likewise.
11053 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11055 * config.gcc: Remove support for avr-rtems.
11056 * config/avr/gen-avr-mmcu-specs.c: Likewise.
11057 * config/avr/rtems.h: Remove.
11058 * config/avr/t-rtems: Remove.
11060 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11062 * config.gcc: Remove m32r-rtems support.
11063 * config/m32r/rtems.h: Remove.
11065 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11067 * config.gcc: Remove h8300-rtems support.
11068 * config/h8300/rtems.h: Remove.
11069 * config/h8300/t-rtems: Remove.
11071 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11073 * config.gcc: Remove support for knetbsd.
11074 * configure.ac: Likewise.
11075 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
11076 * config/knetbsd-gnu.h: Remove.
11077 * configure: Regenerate.
11079 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11081 * config.gcc: Remove support for openbsd 2 and 3.
11082 * config/openbsd-oldgas.h: Remove.
11084 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11086 * config.gcc: Remove interix support.
11087 * config/i386/i386-interix.h: Remove.
11088 * config/i386/interix.opt: Remove.
11089 * config/i386/t-interix: Remove.
11090 * configure: Regenerate.
11091 * configure.ac: Remove interix support.
11092 * doc/install.texi: Remove interix documentation.
11094 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
11096 * config/rs6000/rs6000.h: Add conditional preprocessing directives
11097 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
11100 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
11102 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
11103 they are both PLACEHOLDER_EXPRs.
11105 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
11107 * stor-layout.c (layout_type): Move setting complex MODE to
11108 layout_type, instead of setting it ahead of time by the caller.
11109 * tree.c (build_complex_type): Likewise.
11111 2016-06-21 Martin Liska <mliska@suse.cz>
11113 * predict.c (force_edge_cold): Replace imposisble with
11116 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
11118 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
11119 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
11121 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
11123 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
11125 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
11126 Ilya Enkovich <ilya.enkovich@intel.com>
11129 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
11130 New member function to convert V1TImode register to SUBREG
11131 TImode in debug insn.
11132 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
11133 after changing register mode to V1TImode.
11135 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
11137 * config/aarch64/aarch64-cores.def (vulcan): New core.
11138 * config/aarch64/aarch64-tune.md: Regenerate.
11139 * doc/invoke.texi: Document vulcan as an available option.
11141 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
11143 * cse.c (canon_asm_operands): New function extracted from...
11144 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
11145 either standalone or member of a PARALLEL.
11147 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
11150 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
11151 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
11152 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
11154 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
11157 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
11158 constant addresses if can_create_pseudo_p.
11160 2016-06-21 Jakub Jelinek <jakub@redhat.com>
11162 PR tree-optimization/71588
11163 * tree-ssa-strlen.c (valid_builtin_call): New function.
11164 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
11167 2016-06-20 Jakub Jelinek <jakub@redhat.com>
11169 PR middle-end/71581
11170 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
11171 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
11172 for conversion of scalar user var to complex type and use the
11173 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
11176 PR rtl-optimization/71591
11177 * toplev.c (toplev::run_self_tests): If no_backend, complain and
11178 don't run any tests.
11180 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
11183 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
11184 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
11185 space for PIC with non-v32 and the common non-PIC "jump".
11187 2016-06-20 Jakub Jelinek <jakub@redhat.com>
11190 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
11191 returned values and add UN*/LTGT/*ORDERED cases with values matching
11192 D operand modifier on vcmp for AVX.
11194 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
11196 * config/aarch64/aarch64.opt
11197 (mpc-relative-literal-loads): Rename internal option name.
11198 * config/aarch64/aarch64.c
11199 (aarch64_nopcrelative_literal_loads): Rename to
11200 aarch64_pcrelative_literal_loads.
11201 (aarch64_expand_mov_immediate): Likewise.
11202 (aarch64_secondary_reload): Likewise.
11203 (aarch64_can_use_per_function_literal_pools_p): Likewise.
11204 (aarch64_override_options_after_change_1): Rename and simplify logic.
11205 (aarch64_classify_symbol): Merge large model checks into switch,
11206 remove pc-relative load check.
11208 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
11210 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
11211 costs relative to the cost of a register move.
11213 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
11215 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
11216 (vcvt_n_f64_u64): Likewise.
11217 (vcvt_n_s64_f64): Likewise.
11218 (vcvt_n_u64_f64): Likewise.
11219 (vcvt_f64_s64): Likewise.
11220 (vrecpe_f64): Likewise.
11221 (vcvt_f64_u64): Likewise.
11222 (vrecps_f64): Likewise.
11224 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
11226 * config/aarch64/aarch64.md
11227 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
11229 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
11231 * config/aarch64/aarch64-builtins.c
11232 (aarch64_types_binop_uss_qualifiers): Delete.
11233 (TYPES_BINOP_USS): Likewise.
11234 (aarch64_types_binop_sus_qualifiers): Likewise.
11235 (TYPES_BINOP_SUS): Likewise.
11236 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
11237 (TYPES_FCVTIMM_SUS): Likewise.
11238 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
11240 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
11241 (fcvtzs): Use SHIFTIMM rather than BINOP.
11242 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
11244 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
11246 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
11247 costs relative to the cost of a register move.
11249 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
11251 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
11252 Allow scalar/single vector modes to be tieable.
11254 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
11256 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
11258 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11260 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
11262 * tree.h (TYPE_ALIGN): Likewise.
11264 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
11267 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
11269 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
11271 * config/avr/avr.c (avr_print_operand): Fix "format not a string
11272 literal" build warnings.
11273 (avr_print_operand_address): Dito.
11275 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
11278 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
11279 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
11281 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
11283 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
11285 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
11288 * reload1.c (reload): Pass 0 to finish_spills when called because
11289 update_eliminables_and_spill returns true and remove did_spill.
11290 (finish_spills): Adjust comment and document GLOBAL parameter.
11292 2016-06-17 DJ Delorie <dj@redhat.com>
11295 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
11296 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
11297 (umulqihi3_virt): Likewise.
11298 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
11299 (umulqihi3_real): Likewise.
11301 2016-06-17 Martin Liska <mliska@suse.cz>
11303 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
11305 2016-06-17 Martin Liska <mliska@suse.cz>
11307 * predict.def: PRED_LOOP_EXIT from 92 to 85.
11309 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
11311 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
11313 (vaddq_f32): Likewise.
11314 (vmul_f32): Likewise.
11315 (vmulq_f32): Likewise.
11316 (vsub_f32): Likewise.
11317 (vsubq_f32): Likewise.
11319 2016-06-17 Bin Cheng <bin.cheng@arm.com>
11321 PR tree-optimization/71347
11322 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
11323 cost for all uses in group.
11325 2016-06-17 Bin Cheng <bin.cheng@arm.com>
11327 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
11328 insert gimple seq if it's not empty.
11330 2016-06-17 Bin Cheng <bin.cheng@arm.com>
11332 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
11334 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
11335 rather than OFFSET.
11336 (comp_dr_with_seg_len_pair): Ditto.
11337 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
11338 struct dr_with_seg_len_pair against DR_OFFSET.
11339 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
11340 DR_OFFSET directly.
11342 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
11344 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
11346 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
11348 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
11349 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
11350 (pa_output_millicode_call): Likewise.
11351 (pa_output_call): Likewise.
11352 (pa_output_indirect_call): Likewise.
11353 (pa_asm_output_mi_thunk): Likewise.
11355 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11357 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
11359 2016-06-16 Martin Liska <mliska@suse.cz>
11361 * predict.c (combine_predictions_for_insn): When we find a first
11362 match predictor, we should consider just predictors with
11363 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
11364 DS theory predictor.
11365 (combine_predictions_for_bb): Likewise.
11367 2016-06-16 Jakub Jelinek <jakub@redhat.com>
11369 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
11370 with base of reference to struct.
11372 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
11374 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
11376 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11379 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
11380 progmem_swtable_section.
11381 (progmem_swtable_section): Remove.
11382 (avr_asm_function_rodata_section): Remove.
11383 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
11384 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
11386 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
11388 * config/i386/driver-i386.c (host_detect_local_cpu): Set
11389 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
11390 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
11391 signature_CENTAUR_ebx.
11392 * config/i386/i386.c (ix86_option_override_internal): Add
11393 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
11394 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
11395 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
11397 2016-06-16 Martin Liska <mliska@suse.cz>
11399 * predict.def: Add fortran loop preheader predictor.
11400 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
11401 fold IFN_BUILTIN_EXPECT with a known constant argument.
11403 2016-06-16 Martin Liska <mliska@suse.cz>
11405 * predict.def: Add 'Fortran' to display text of all
11406 PRED_FORTRAN_* predictors.
11408 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
11411 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
11412 [IA64_BUILTIN_NANSQ]: Ditto.
11413 (ia64_fold_builtin): New function.
11414 (TARGET_FOLD_BUILTIN): New define.
11415 (ia64_init_builtins) Declare const_string_type node.
11416 Add __builtin_nanq and __builtin_nansq builtin functions.
11417 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
11419 2016-06-16 Nick Clifton <nickc@redhat.com>
11421 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
11422 MSP430_HWMULT_ prefix to enum values.
11423 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
11424 * config/msp430/msp430.c: Update use of enum values.
11425 * config/msp430/msp430.md: Likewise.
11426 * config/msp430/msp430.opt: Likewise.
11428 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
11430 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
11431 of comparsions in the last iteration.
11433 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
11434 Joern Rennecke <joern.rennecke@embecosm.com>
11436 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
11438 (arc_needs_pcl_p): Add GOTOFFPC.
11439 (arc_legitimate_pic_addr_p): Likewise.
11440 (arc_output_pic_addr_const): Likewise.
11441 (arc_legitimize_pic_address): Generate a pc-relative address using
11443 (arc_output_libcall): Use @pcl syntax.
11444 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
11445 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
11446 (*movsi_insn): Use @pcl syntax.
11447 (doloop_begin_i): Likewise.
11449 2016-06-16 Martin Liska <mliska@suse.cz>
11451 * predict.def: Define a new predictor.
11453 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
11455 * config/arc/arc.opt (mtp-regno): Update text.
11457 2016-06-16 Renlin Li <renlin.li@arm.com>
11459 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
11461 2016-06-16 Jakub Jelinek <jakub@redhat.com>
11464 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
11465 (setcc + and peephole2): Likewise.
11467 PR rtl-optimization/71532
11468 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
11471 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
11473 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
11474 DImode constants with XXSPLTIB in vector registers.
11475 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
11476 vsx_extract_<mode>_internal{1,2} into a single insn that handles
11477 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
11478 extraction of the element at the top of the register as a scalar
11480 (vsx_extract_<mode>_internal1): Likewise.
11481 (vsx_extract_<mode>_internal2): Likewise.
11482 * config/rs6000/constraints.md (wi constraint): Remove a comment
11483 about DImode not being allowed in Altivec registers.
11484 (wB constraint): New constraint for constants that can be
11485 generated in Altivec registers with VSPLTISW/VUPKHSW.
11486 * config/rs6000/predicates.md (xxspltib_constant_split): Update
11488 (xxspltib_constant_nosplit): Likewise.
11489 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
11490 support for -mupper-regs-di to enable DImode to go into Altivec
11492 (POWERPC_MASKS): Likewise.
11493 (power7 cpu): Likewise.
11494 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
11495 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
11496 for DImode being allowed in Altivec registers. Update wi/wj
11497 constraints. Set scalar_in_vmx_p flag.
11498 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
11499 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
11500 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
11501 (rs6000_opt_masks): Add -mupper-regs-di.
11502 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
11503 direct move to use wi and not wj.
11504 (lfiwzx): Likewise.
11505 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
11507 (floatunssi<mode>2_lfiwzx_mem): Likewise.
11508 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
11509 any VSX register, instead of just Altivec registers, to allow
11510 either operand to be an Altivec register or both.
11511 (fixuns_trunc<mode>di2_fctiduz): Likewise.
11512 (movdi_internal32): Add support for -mupper-regs-di. Add support
11513 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
11514 the alternatives and attributes to be lined up to be easier to
11516 (movdi_internal64): Likewise.
11517 (64-bit DImode splitters): Change predicates to only split loading
11518 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
11519 load constants in ISA 3.0 or ISA 2.07 respectively.
11520 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
11521 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
11522 mention -mcpu=power9 sets these options.
11523 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
11526 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
11529 * config/avr/avr.c (avr_set_current_function): Warn misspelled
11530 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
11531 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
11532 by default to warn misspelled interrupt/ signal handler.
11533 * doc/invoke.texi (AVR Options): Document it. Update description
11534 for -nodevicelib option.
11536 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11538 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
11539 up parentheses. Use GET_MODE_UNIT_BITSIZE.
11540 (aarch64_<sur>shll2_n<mode>): Likewise.
11542 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
11544 PR middle-end/71529
11545 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
11546 DECL_CONTEXT for copied arguments.
11548 2016-06-15 Alan Hayward <alan.hayward@arm.com>
11550 PR tree-optimization/71483
11551 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
11554 2016-06-15 Martin Liska <mliska@suse.cz>
11556 * predict.c (tree_predict_by_opcode): Call predict_edge_def
11557 instead of predict_edge w/o a probability.
11559 2016-06-15 Alan Hayward <alan.hayward@arm.com>
11561 PR tree-optimization/71439
11562 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
11565 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11567 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
11568 register subregs in SET_SRC.
11570 2016-06-15 Richard Biener <rguenther@suse.de>
11572 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
11573 store restrictions.
11575 2016-06-15 Richard Biener <rguenther@suse.de>
11577 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
11578 not consider dependences between accesses that belong to the
11580 (vect_analyze_data_ref_dependences): Do not analyze read-read
11581 or self-dependences.
11583 2016-06-14 David Malcolm <dmalcolm@redhat.com>
11585 * spellcheck-tree.c: Include spellcheck-tree.h rather than
11587 (find_closest_identifier): Reimplement in terms of
11588 best_match<tree,tree>.
11589 * spellcheck-tree.h: New file.
11590 * spellcheck.c (struct edit_distance_traits<const char *>): New
11592 (find_closest_string): Reimplement in terms of
11593 best_match<const char *, const char *>.
11594 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
11595 overload to spellcheck-tree.h.
11596 (find_closest_identifier): Likewise.
11597 (struct edit_distance_traits<T>): New template.
11598 (class best_match): New class.
11600 2016-06-14 David Malcolm <dmalcolm@redhat.com>
11602 * selftest-run-tests.c (selftest::run_tests): Call
11603 selftest::spellcheck_tree_c_tests.
11604 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
11605 * spellcheck-tree.c: Include selftest.h and stringpool.h.
11606 (selftest::test_find_closest_identifier): New function.
11607 (selftest::spellcheck_tree_c_tests): New function.
11608 * spellcheck.c (selftest::test_find_closest_string): Verify that
11609 the order of the vec does not affect the results for this case.
11610 (selftest::test_data): New array.
11611 (selftest::test_metric_conditions): New function.
11612 (selftest::spellcheck_c_tests): Add a test of case-comparison.
11613 Call selftest::test_metric_conditions.
11615 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11617 * config/rs6000/rs6000-builtin.def (commentary): Typo.
11618 (BU_P9_MISC_1): Likewise.
11619 (BU_P9_64BIT_MISC_0): Likewise.
11620 (BU_P9_MISC_0): Likewise.
11622 2016-06-14 David Malcolm <dmalcolm@redhat.com>
11624 * gcc-rich-location.c
11625 (gcc_rich_location::add_fixit_misspelled_id): New method.
11626 * gcc-rich-location.h
11627 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
11629 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
11631 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
11632 FreeBSD 11 and above.
11634 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
11636 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
11638 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11640 * expmed.h: Close parenthesis in "at your option" in copyright
11642 * lower-subreg.h: Likewise.
11644 2016-06-14 Richard Biener <rguenther@suse.de>
11646 PR middle-end/71526
11647 * genmatch.c (expr::gen_transform): Use in_type for comparisons
11650 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11652 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
11654 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
11655 mask+shift version.
11656 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
11658 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
11659 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
11661 2016-06-14 Richard Biener <rguenther@suse.de>
11663 PR tree-optimization/71522
11664 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
11665 copying into float copying.
11667 2016-06-14 Jakub Jelinek <jakub@redhat.com>
11669 PR tree-optimization/71520
11670 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
11671 (replace_block_by): Move user labels from bb1 to bb2.
11673 2016-06-14 Richard Biener <rguenther@suse.de>
11675 PR middle-end/71310
11677 * expr.h (get_bit_range): Declare.
11678 * expr.c (get_bit_range): Export.
11679 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
11680 word_mode again to constrain the bitfield access.
11682 2016-06-14 Richard Biener <rguenther@suse.de>
11684 PR tree-optimization/71521
11685 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
11686 division int_const_binop against zero divisor.
11688 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
11690 * config/i386/i386.md (signbittf2): New expander.
11691 * config/i386/sse.md (ptesttf2): New insn pattern.
11693 2016-06-13 David Malcolm <dmalcolm@redhat.com>
11696 * input.c (selftest::test_reading_source_line): Avoid reading from
11697 __FILE__ by creating a tempfile with known content and reading
11700 2016-06-13 David Malcolm <dmalcolm@redhat.com>
11702 * pretty-print.c (assert_pp_format_colored): Skip the test if
11704 (test_pp_format): Remove comment about GCC_COLORS.
11706 2016-06-13 David Malcolm <dmalcolm@redhat.com>
11708 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
11709 * pretty-print.c (assert_pp_format_va): Add location param and use
11710 it with ASSERT_STREQ_AT.
11711 (assert_pp_format): Add location param and pass it to
11712 assert_pp_format_va.
11713 (assert_pp_format_colored): Likewise.
11714 (ASSERT_PP_FORMAT_1): New.
11715 (ASSERT_PP_FORMAT_2): New.
11716 (ASSERT_PP_FORMAT_3): New.
11717 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
11718 explicitly, or implicitly via the above macros.
11719 * selftest.c (selftest::pass): Use a selftest::location rather
11720 than file and line.
11721 (selftest::fail): Likewise. Print the function name.
11722 (selftest::fail_formatted): Likewise.
11723 (selftest::assert_streq): Use a selftest::location rather than
11725 * selftest.h (selftest::location): New struct.
11726 (SELFTEST_LOCATION): New macro.
11727 (selftest::pass): Accept a const location & rather than file
11729 (selftest::fail): Likewise.
11730 (selftest::fail_formatted): Likewise.
11731 (selftest::assert_streq): Likewise.
11732 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
11733 (ASSERT_FALSE): Likewise.
11734 (ASSERT_EQ): Likewise.
11735 (ASSERT_NE): Likewise.
11736 (ASSERT_STREQ): Likewise.
11737 (ASSERT_PRED1): Likewise.
11738 (ASSERT_STREQ_AT): New macro.
11740 2016-06-13 David Malcolm <dmalcolm@redhat.com>
11742 * selftest.c (selftest::fail_formatted): New function.
11743 (selftest::assert_streq): New function.
11744 * selftest.h (selftests::fail_formatted): New decl.
11745 (selftest::assert_streq): New decl.
11746 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
11748 2016-06-13 Jeff Law <law@redhat.com>
11750 PR tree-optimization/71403
11751 * tree-ssa-threadbackward.c
11752 (convert_and_register_jump_thread_path): No longer accept reference
11753 to path. Do not pop items off the path anymore.
11754 (fsm_find_control_statement_thread_paths): Do not allow threading
11755 to a deeper loop nest. Pop the last item off the path here rather
11756 than in convert_and_register_jump_thread_path.
11758 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
11759 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
11761 [AArch64] Emit division using the Newton series
11763 * config/aarch64/aarch64-protos.h
11764 (cpu_approx_modes): Add new member "division".
11765 (aarch64_emit_approx_div): Declare new function.
11766 * config/aarch64/aarch64.c
11767 (generic_approx_modes): New member "division".
11768 (exynosm1_approx_modes): Likewise.
11769 (xgene1_approx_modes): Likewise.
11770 (aarch64_emit_approx_div): Define new function.
11771 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
11772 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
11773 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
11774 * doc/invoke.texi (-mlow-precision-div): Describe new option.
11776 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
11777 Wilco Dijkstra <wilco.dijkstra@arm.com>
11779 [AArch64] Emit square root using the Newton series
11781 * config/aarch64/aarch64-protos.h
11782 (aarch64_emit_approx_rsqrt): Replace with new function
11783 "aarch64_emit_approx_sqrt".
11784 (cpu_approx_modes): New member "sqrt".
11785 * config/aarch64/aarch64.c
11786 (generic_approx_modes): New member "sqrt".
11787 (exynosm1_approx_modes): Likewise.
11788 (xgene1_approx_modes): Likewise.
11789 (aarch64_emit_approx_rsqrt): Replace with new function
11790 "aarch64_emit_approx_sqrt".
11791 (aarch64_override_options_after_change_1): Handle new option.
11792 * config/aarch64/aarch64-simd.md
11793 (rsqrt<mode>2): Use new function instead.
11794 (sqrt<mode>2): New expansion and insn definitions.
11795 * config/aarch64/aarch64.md: Likewise.
11796 * config/aarch64/aarch64.opt
11797 (mlow-precision-sqrt): Add new option description.
11798 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
11800 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
11802 [AArch64] Add more choices for the reciprocal square root approximation
11804 Allow a target to prefer such operation depending on the operation mode.
11806 * config/aarch64/aarch64-protos.h
11807 (AARCH64_APPROX_MODE): New macro.
11808 (AARCH64_APPROX_{NONE,ALL}): Likewise.
11809 (cpu_approx_modes): New structure.
11810 (tune_params): New member "approx_modes".
11811 * config/aarch64/aarch64-tuning-flags.def
11812 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
11813 * config/aarch64/aarch64.c
11814 (generic_approx_modes): New core "cpu_approx_modes" structure.
11815 (exynosm1_approx_modes): Likewise.
11816 (xgene1_approx_modes): Likewise.
11817 (generic_tunings): New member "approx_modes".
11818 (cortexa35_tunings): Likewise.
11819 (cortexa53_tunings): Likewise.
11820 (cortexa57_tunings): Likewise.
11821 (cortexa72_tunings): Likewise.
11822 (exynosm1_tunings): Likewise.
11823 (thunderx_tunings): Likewise.
11824 (xgene1_tunings): Likewise.
11825 (use_rsqrt_p): New argument for the mode and use new member from
11827 (aarch64_builtin_reciprocal): Devise mode from builtin.
11828 (aarch64_optab_supported_p): New argument for the mode.
11829 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
11831 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
11833 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
11834 RS6000_BTM_MODULO flag into the set of flags that are considered
11835 to be part of the common configuration.
11837 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
11839 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
11840 difference unsigned.
11841 (vec_absdb): New macro for vector absolute difference unsigned
11843 (vec_absdh): New macro for vector absolute difference unsigned
11845 (vec_absdw): New macro for vector absolute difference unsigned word.
11846 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
11847 (vadu<mode>3): New insn.
11848 (*p9_vadu<mode>3): New insn.
11849 * config/rs6000/rs6000-builtin.def (vadub): New built-in
11851 (vaduh): New built-in definition.
11852 (vaduw): New built-in definition.
11853 (vadu): New overloaded built-in definition.
11854 (vadub): New overloaded built-in definition.
11855 (vaduh): New overloaded built-in definition.
11856 (vaduw): New overloaded built-in definition.
11857 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11858 overloaded vector absolute difference unsigned functions.
11859 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
11860 the ISA 3.0 vector absolute difference unsigned built-in functions.
11862 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
11864 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
11865 update shared_lookup_references only once after changing operands.
11867 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
11869 PR middle-end/71373
11870 * tree-nested.c (convert_nonlocal_omp_clauses)
11871 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
11873 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
11874 * tree.def (CASE_LABEL_EXPR): Likewise.
11876 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
11879 * input.c (test_builtins): Fix an assertion.
11881 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
11883 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
11884 (paritysi2): Ditto.
11886 (isinf<mode>2): Ditto.
11888 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
11890 * ggc-tests.c (test_finalization): Only test need_finalization_p
11891 for GCC_VERSION >= 4003.
11893 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11895 * config/s390/vecintrin.h: Fix file description in comment.
11897 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11899 * config/s390/s390-builtin-types.def: Change builtin type naming
11900 scheme to match builtin-types.def.
11902 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
11904 * fold-const.c (optimize_minmax_comparison): Remove.
11905 (fold_comparison): Remove call to the above.
11906 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
11907 New transformations.
11909 2016-06-13 Alan Hayward <alan.hayward@arm.com>
11911 PR tree-optimization/71416
11912 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
11915 2016-06-13 Martin Liska <mliska@suse.cz>
11917 * predict.c (enum predictor_reason): Prefix enum with REASON_.
11918 (combine_predictions_for_insn): Likewise.
11919 (prune_predictions_for_bb): Likewise.
11920 (combine_predictions_for_bb): Likewise.
11922 2016-06-13 Richard Biener <rguenther@suse.de>
11924 PR tree-optimization/71505
11925 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
11926 assert match comment.
11928 2016-06-13 Marek Polacek <polacek@redhat.com>
11930 PR middle-end/71476
11931 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
11932 gimplify_switch_expr.
11933 (warn_switch_unreachable_r): New function.
11935 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11938 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
11941 2016-06-13 Richard Biener <rguenther@suse.de>
11943 PR middle-end/64516
11944 * fold-const.c (fold_unary_loc): Preserve alignment when
11945 folding a VIEW_CONVERT_EXPR into a MEM_REF.
11947 2016-06-13 Martin Liska <mliska@suse.cz>
11950 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
11951 w/ -fsanitize=bounds.
11953 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
11955 * config/i386/i386.c (ix86_init_builtins): Calculate
11956 FLOAT128_FTYPE_CONST_STRING function type only once.
11957 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
11958 built-in functions are available for x86-32 and x86-64 targets.
11960 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
11963 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
11964 New primitive type.
11965 (FLOAT128_FTYPE_CONST_STRING): New function type.
11966 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
11967 [IX86_BUILTIN_NANSQ]: Ditto.
11968 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
11969 (ix86_init_builtin_types): Declare const_string_type_node.
11970 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
11972 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
11973 * doc/extend.texi (x86 Built-in Functions): Document
11974 __builtin_nanq and __builtin_nansq.
11976 2016-06-11 Jiong Wang <jiong.wang@arm.com>
11979 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
11980 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
11981 length for pop patterns.
11982 (arm_attr_length_push_multi): Update comments.
11983 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
11985 (*pop_multiple_with_writeback_and_return): Likewise.
11986 (*pop_multiple_with_return): Likewise.
11988 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
11990 PR middle-end/71310
11991 * fold-const.c (optimize_bit_field_compare): Don't try to use
11992 word_mode unconditionally for reading the bit field, look at
11993 DECL_BIT_FIELD_REPRESENTATIVE instead.
11995 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
11997 PR middle-end/71478
11998 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
11999 vector integer type.
12001 2016-06-10 Jakub Jelinek <jakub@redhat.com>
12003 PR middle-end/71494
12004 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
12005 without LABEL_DECL, set *handled_ops_p to false instead of true.
12007 2016-06-10 Martin Sebor <msebor@redhat.com>
12010 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
12011 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
12012 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
12014 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
12015 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
12016 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
12017 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
12018 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
12019 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
12020 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
12021 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
12023 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
12025 * config/arm/arm.h (pool_vector_label,
12026 return_used_this_function): Remove.
12028 2016-06-10 Jeff Law <law@redhat.com>
12030 PR tree-optimization/71335
12031 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
12032 zero length paths here.
12033 (convert_and_register_jump_thread_path): Remove hacks related to
12034 duplicated blocks in the jump thread path.
12035 (fsm_find_control_statement_thread_paths): Avoid putting the same
12036 block on the thread path twice, but ensure the thread path is
12037 unchanged from the caller's point of view.
12039 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
12041 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
12042 * predict.def (PRED_LOOP_BRANCH): Remove.
12044 2016-06-10 David Malcolm <dmalcolm@redhat.com>
12046 * Makefile.in (OBJS): Add ggc-tests.o.
12047 (GTFILES): Add ggc-tests.c.
12048 * ggc-tests.c: New file.
12049 * selftest-run-tests.c (selftest::run_tests): Call
12050 selftest::ggc_tests_c_tests.
12051 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
12053 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
12055 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
12057 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
12060 * varasm.c (place_block_symbol): Adjust alignment for asan protected
12061 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
12063 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
12065 * profile.c: Include cfgloop.h.
12066 (branch_prob): Compute estimated number of iterations.
12067 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
12068 recompute estimate number of iterations from profile.
12070 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
12072 PR inline-asm/68843
12073 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
12074 must be grouped on top of stack. Don't force early clobber
12075 on ordinary reg outputs.
12077 2016-06-10 Richard Biener <rguenther@suse.de>
12079 * targhooks.c (default_builtin_vectorization_cost): Adjust
12080 vec_construct cost.
12082 2016-06-10 Richard Biener <rguenther@suse.de>
12084 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
12085 to fold the RHS to a constant if possible.
12087 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
12089 PR middle-end/71373
12090 * tree-nested.c (convert_nonlocal_omp_clauses)
12091 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
12092 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
12093 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
12095 * gimplify.c (gimplify_adjust_omp_clauses): Discard
12097 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
12099 * omp-low.c (scan_sharing_clauses): Don't expect
12100 OMP_CLAUSE__CACHE_.
12102 2016-06-10 Alan Hayward <alan.hayward@arm.com>
12104 PR tree-optimization/71407
12105 PR tree-optimization/71416
12106 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
12107 BIT_FIELD_REF type.
12109 2016-06-10 Richard Biener <rguenther@suse.de>
12111 PR middle-end/71477
12112 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
12114 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
12116 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
12118 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
12119 Jiong Wang <jiong.wang@arm.com>
12121 PR rtl-optimization/70751
12122 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
12123 spilled into memory.
12125 2016-06-09 Jonathan Yong <10walls@gmail.com>
12128 2015-09-21 Jonathan Yong <10walls@gmail.com>
12130 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
12131 sysroot/usr/lib/32api for additional win32 libraries,
12132 fixes failing Cygwin bootstrapping.
12134 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
12136 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
12139 2016-06-09 David Malcolm <dmalcolm@redhat.com>
12142 * pretty-print.c (pp_indent): Specify that %p is printed in a
12143 host-dependent manner.
12144 (test_pp_format): Remove the test for %p.
12146 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
12148 * config/mips/mips.c (mips_output_jump): Fix formatting.
12150 2016-06-09 Richard Biener <rguenther@suse.de>
12152 PR tree-optimization/71462
12153 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
12156 2016-06-09 Martin Liska <mliska@suse.cz>
12158 * predict.c (dump_prediction): Add new argument.
12159 (enum predictor_reason): New enum.
12160 (struct predictor_hash): New struct.
12161 (predictor_hash::hash): New function.
12162 (predictor_hash::equal): Likewise.
12163 (not_removed_prediction_p): New function.
12164 (prune_predictions_for_bb): Likewise.
12165 (combine_predictions_for_bb): Prune predictions.
12167 2016-06-09 Martin Liska <mliska@suse.cz>
12169 * predict.c (filter_predictions): New function.
12170 (remove_predictions_associated_with_edge): Use the filter
12172 (equal_edge_p): New function.
12174 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
12176 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
12177 Correct usage of @samp vs @option, add @samp where appropriate.
12178 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
12179 Add armv6s-m and document it, as it is no official ARM name.
12181 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12183 * ifcvt.c (struct noce_if_info): Add transform_name field.
12184 (noce_try_move): Set if_info->transform_name to the function name.
12185 (noce_try_ifelse_collapse): Likewise.
12186 (noce_try_store_flag): Likewise.
12187 (noce_try_inverse_constants): Likewise.
12188 (noce_try_store_flag_constants): Likewise.
12189 (noce_try_addcc): Likewise.
12190 (noce_try_store_flag_mask): Likewise.
12191 (noce_try_cmove): Likewise.
12192 (noce_try_cmove_arith): Likewise.
12193 (noce_try_minmax): Likewise.
12194 (noce_try_abs): Likewise.
12195 (noce_try_sign_mask): Likewise.
12196 (noce_try_bitop): Likewise.
12197 (noce_convert_multiple_sets): Likewise.
12198 (noce_process_if_block): Print if_info->transform_name to
12199 dump_file if transformation succeeded.
12201 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12203 * config/arm/cortex-a57.md (cortex_a57_alu):
12206 2016-06-08 Martin Sebor <msebor@redhat.com>
12207 Jakub Jelinek <jakub@redhat.com>
12211 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
12212 BUILT_IN_MUL_OVERFLOW_P): New builtins.
12213 * builtins.c: Include gimple-fold.h.
12214 (fold_builtin_arith_overflow): Handle
12215 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
12216 (fold_builtin_3): Likewise.
12217 * doc/extend.texi (Integer Overflow Builtins): Document
12218 __builtin_{add,sub,mul}_overflow_p.
12220 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
12222 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
12223 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
12225 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
12227 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
12228 Rewrite, looking one level down for records and arrays.
12230 2016-06-08 David Malcolm <dmalcolm@redhat.com>
12232 * pretty-print.c: Include "selftest.h".
12233 (pp_format): Fix comment.
12234 (identifier_to_locale): Likewise.
12235 (selftest::test_basic_printing): New function.
12236 (selftest::assert_pp_format): New function.
12237 (selftest::test_pp_format): New function.
12238 (selftest::pretty_print_c_tests): New function.
12239 * selftest-run-tests.c (selftest::run_tests): Call
12240 selftest::pretty_print_c_tests.
12241 * selftest.h (pretty_print_c_tests): New declaration.
12243 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
12245 * invoke.texi (max-loop-headers-insns): Document.
12246 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
12247 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
12248 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
12250 2016-06-08 Richard Biener <rguenther@suse.de>
12252 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
12253 on strided SLP loads and fall back to scalar loads in case
12254 we can't chunk them.
12256 2016-06-08 Richard Biener <rguenther@suse.de>
12258 PR tree-optimization/71452
12259 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
12260 type used for the SSA rewrite has enough precision to cover
12261 the dynamic type of the location.
12263 2016-06-08 Jakub Jelinek <jakub@redhat.com>
12264 Richard Biener <rguenther@suse.de>
12267 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
12268 the same as DECL_P (base0) for indirect_base0. Use equality_code
12269 in one further place.
12271 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
12273 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
12274 to one word if the field is known to overlap other words.
12275 (extract_bit_field_1): Likewise.
12276 (store_split_bit_field): Remove compensating code.
12277 (extract_split_bit_field): Likewise.
12279 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
12283 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
12285 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12287 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
12289 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
12290 (arch64_addpv4sf): Delete.
12291 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
12292 "gen_aarch64_addpv4sf".
12293 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
12295 (vpadds_f32): Likewise.
12296 (vpaddq_f32): Likewise.
12297 (vpaddq_f64): Likewise.
12299 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12301 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
12303 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
12304 to VALLF. Rename to "fabd<mode>3".
12305 "*fabd_scalar<mode>3): Delete.
12306 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
12308 (vabdd_f64): Likewise.
12309 (vabd_f32): Likewise.
12310 (vabd_f64): Likewise.
12311 (vabdq_f32): Likewise.
12312 (vabdq_f64): Likewise.
12314 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12316 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
12318 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
12319 "aarch64_rsqrts<mode>".
12320 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
12321 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
12323 (vrsqrtsd_f64): Likewise.
12324 (vrsqrts_f32): Likewise.
12325 (vrsqrts_f64): Likewise.
12326 (vrsqrtsq_f32): Likewise.
12327 (vrsqrtsq_f64): Likewise.
12329 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12331 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
12333 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
12334 "aarch64_rsqrte<mode>".
12335 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
12336 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
12338 (vrsqrted_f64): Likewise.
12339 (vrsqrte_f32): Likewise.
12340 (vrsqrte_f64): Likewise.
12341 (vrsqrteq_f32): Likewise.
12342 (vrsqrteq_f64): Likewise.
12344 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12346 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
12348 (fcvtzs): Likewise.
12349 (fcvtzu): Likewise.
12350 * config/aarch64/aarch64-simd.md
12351 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
12352 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
12353 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
12355 (vcvt_n_f32_u32): Likewise.
12356 (vcvt_n_s32_f32): Likewise.
12357 (vcvt_n_u32_f32): Likewise.
12358 (vcvtq_n_f32_s32): Likewise.
12359 (vcvtq_n_f32_u32): Likewise.
12360 (vcvtq_n_f64_s64): Likewise.
12361 (vcvtq_n_f64_u64): Likewise.
12362 (vcvtq_n_s32_f32): Likewise.
12363 (vcvtq_n_s64_f64): Likewise.
12364 (vcvtq_n_u32_f32): Likewise.
12365 (vcvtq_n_u64_f64): Likewise.
12366 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
12367 (VSDQ_SDI): Likewise.
12368 (fcvt_target): Support V4DI, V4SI and V2SI.
12369 (FCVT_TARGET): Likewise.
12371 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12373 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
12374 (TYPES_BINOP_SUS): Likewise.
12375 (aarch64_simd_builtin_data): Update include file name.
12376 (aarch64_builtins): Likewise.
12377 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
12378 for conversion between scalar float-point and fixed-point.
12380 (fcvtzs): Likewise.
12381 (fcvtzu): Likewise.
12382 * config/aarch64/aarch64.md
12383 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
12384 pattern for conversion between scalar float to fixed-pointer.
12385 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
12386 (UNSPEC_FCVTZS): New UNSPEC enumeration.
12387 (UNSPEC_FCVTZU): Likewise.
12388 (UNSPEC_SCVTF): Likewise.
12389 (UNSPEC_UCVTF): Likewise.
12390 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
12392 (vcvtd_n_f64_u64): Likewise.
12393 (vcvtd_n_s64_f64): Likewise.
12394 (vcvtd_n_u64_f64): Likewise.
12395 (vcvtd_n_f32_s32): Likewise.
12396 (vcvts_n_f32_u32): Likewise.
12397 (vcvtd_n_s32_f32): Likewise.
12398 (vcvts_n_u32_f32): Likewise.
12399 * config/aarch64/iterators.md (fcvt_target): Support integer to float
12401 (FCVT_TARGET): Likewise.
12402 (FCVT_FIXED2F): New iterator.
12403 (FCVT_F2FIXED): Likewise.
12404 (fcvt_fixed_insn): New define_int_attr.
12406 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
12408 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
12409 some statements was removed.
12411 2016-06-08 Alan Hayward <alan.hayward@arm.com>
12413 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
12414 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
12415 (vect_can_advance_ivs_p): likewise.
12416 (vect_update_ivs_after_vectorizer): likewise.
12417 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
12418 (vect_analyze_scalar_cycles_1): likewise.
12419 (vect_analyze_loop_operations): likewise.
12420 (report_vect_op): likewise.
12421 (vect_is_slp_reduction): likewise.
12422 (vect_is_simple_reduction): likewise.
12423 (get_initial_def_for_induction): likewise.
12424 (vect_transform_loop): likewise.
12425 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
12426 (vect_recog_sad_pattern): likewise.
12427 (vect_recog_widen_sum_pattern): likewise.
12428 (vect_recog_widening_pattern): likewise.
12429 (vect_recog_divmod_pattern): likewise.
12430 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
12431 (vect_analyze_slp_instance): likewise.
12432 (vect_transform_slp_perm_load): likewise.
12433 (vect_schedule_slp_instance): likewise.
12435 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
12437 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
12438 (return_prediction): PRED_CONST_RETURN predict return as not taken.
12439 * predict.def (PRED_CONTINUE): Change hitrate 50->67
12440 (PRED_LOOP_BRANCH): Document predictor as broken.
12441 (PRED_LOOP_EXIT): Change hitrate 91->92.
12442 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
12443 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
12444 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
12445 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
12446 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
12447 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
12448 (PRED_CALL): Chane hitrate 71->67.
12449 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
12450 (PRED_GOTO): Document as unused right now.
12451 (PRED_CONST_RETURN): Change hitrate 67->69
12452 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
12453 (PRED_NULL_RETURN): Change hitrate 91->90.
12454 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
12455 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
12456 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
12458 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
12460 * config/rs6000/altivec.h: Add __builtin_vec_mul.
12461 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
12462 special case Altivec builtin.
12463 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
12464 VSX_BUILTIN_VEC_MUL (replaced with special case code).
12465 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
12466 code for ALTIVEC_BUILTIN_VEC_MUL.
12467 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
12468 for __builtin_vec_mul.
12470 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
12472 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
12475 2016-06-07 David Malcolm <dmalcolm@redhat.com>
12477 * spellcheck.c (selftest::test_find_closest_string): New function.
12478 (spellcheck_c_tests): Call the above.
12480 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12482 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
12484 2016-06-07 Jakub Jelinek <jakub@redhat.com>
12486 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
12487 Yv=Yv,C alternatives.
12489 2016-06-07 Richard Biener <rguenther@suse.de>
12492 * common.opt (ffast-math): Make Optimization.
12494 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
12495 Prachi Godbole <prachi.godbole@imgtec.com>
12497 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
12498 `fabs' and `fneg' type attributes.
12499 (p5600_fpu_fabs): Add `fmove' to the comment.
12501 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
12503 * gimple.c: Include builtins.h
12504 (gimple_inexpensive_call_p): New function.
12505 * gimple.h (gimple_inexpensive_call_p): Declare.
12506 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
12507 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
12510 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
12512 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
12513 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
12514 warning_at_rich_loc, warning_n, pedwarn, permerror,
12515 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
12516 sorry, fatal_error, internal_error, internal_error_no_backtrace):
12519 2016-06-07 Richard Biener <rguenther@suse.de>
12521 PR tree-optimization/71428
12522 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
12523 BIT_FIELD_REF op vs. load.
12525 2016-06-07 Richard Biener <rguenther@suse.de>
12527 PR middle-end/71423
12528 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
12531 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
12533 * config/pa/pa.md (call): Generate indirect long calls to non-local
12534 functions on TARGET_64BIT.
12535 (call_value): Likewise.
12537 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
12539 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
12540 pattern and subsequent splitters.
12541 (call_val_reg_64bit_post_reload): Likewise.
12543 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
12545 PR middle-end/71408
12546 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
12547 propagate_op_to_single_use.
12549 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
12551 PR middle-end/71281
12552 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
12554 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
12556 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
12557 (enum x86_dirflag_state): New enum.
12558 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
12559 (machine_function): Remove needs_cld.
12560 (ix86_current_function_needs_cld): Remove.
12561 * config/i386/i386.c (ix86_set_func_type): Set
12562 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
12563 (ix86_expand_prologue): Do not emit CLD here.
12564 (ix86_dirflag_mode_needed): New function.
12565 (ix86_dirflag_mode_entry): Ditto.
12566 (ix86_mode_needed): Handle X86_DIRFLAG entity.
12567 (ix86_mode_after): Ditto.
12568 (ix86_mode_entry): Ditto.
12569 (ix86_mode_exit): Ditto.
12570 (ix86_emit_mode_set): Ditto.
12571 * config/i386/i386.md (strmov_singleop): Set
12572 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
12573 Do not set ix86_current_function_needs_cld.
12575 (strset_singleop): Ditto.
12577 (cmpstrnqi_nz_1): Ditto.
12578 (cmpstrnqi_1): Ditto.
12579 (strlenqi_1): Ditto.
12581 2016-06-06 Jakub Jelinek <jakub@redhat.com>
12583 PR tree-optimization/71259
12584 * tree-vect-slp.c (vect_get_constant_vectors): For
12585 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
12586 one for constant op, and use COND_EXPR for non-constant.
12588 2016-06-06 David Malcolm <dmalcolm@redhat.com>
12590 * Makefile.in (OBJS): Add function-tests.o,
12591 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
12592 selftest-run-tests.o.
12593 (OBJS-libcommon): Add selftest.o.
12594 (OBJS-libcommon-target): Add selftest.o.
12595 (all.internal): Add "selftest".
12596 (all.cross): Likewise.
12597 (selftest): New phony target.
12598 (s-selftest): New target.
12599 (selftest-gdb): New phony target.
12600 (COLLECT2_OBJS): Add selftest.o.
12601 * bitmap.c: Include "selftest.h".
12602 (selftest::test_gc_alloc): New function.
12603 (selftest::test_set_range): New function.
12604 (selftest::test_clear_bit_in_middle): New function.
12605 (selftest::test_copying): New function.
12606 (selftest::test_bitmap_single_bit_set_p): New function.
12607 (selftest::bitmap_c_tests): New function.
12608 * common.opt (fself-test): New.
12609 * diagnostic-show-locus.c: Include "selftest.h".
12610 (make_range): New function.
12611 (test_range_contains_point_for_single_point): New function.
12612 (test_range_contains_point_for_single_line): New function.
12613 (test_range_contains_point_for_multiple_lines): New function.
12614 (assert_eq): New function.
12615 (test_get_line_width_without_trailing_whitespace): New function.
12616 (selftest::diagnostic_show_locus_c_tests): New function.
12617 * et-forest.c: Include "selftest.h".
12618 (selftest::test_single_node): New function.
12619 (selftest::test_simple_tree): New function.
12620 (selftest::test_disconnected_nodes): New function.
12621 (selftest::et_forest_c_tests): New function.
12622 * fold-const.c: Include "selftest.h".
12623 (selftest::assert_binop_folds_to_const): New function.
12624 (selftest::assert_binop_folds_to_nonlvalue): New function.
12625 (selftest::test_arithmetic_folding): New function.
12626 (selftest::fold_const_c_tests): New function.
12627 * function-tests.c: New file.
12628 * gimple.c: Include "selftest.h".
12629 Include "gimple-pretty-print.h".
12630 (selftest::verify_gimple_pp): New function.
12631 (selftest::test_assign_single): New function.
12632 (selftest::test_assign_binop): New function.
12633 (selftest::test_nop_stmt): New function.
12634 (selftest::test_return_stmt): New function.
12635 (selftest::test_return_without_value): New function.
12636 (selftest::gimple_c_tests): New function.
12637 * hash-map-tests.c: New file.
12638 * hash-set-tests.c: New file.
12639 * input.c: Include "selftest.h".
12640 (selftest::assert_loceq): New function.
12641 (selftest::test_accessing_ordinary_linemaps): New function.
12642 (selftest::test_unknown_location): New function.
12643 (selftest::test_builtins): New function.
12644 (selftest::test_reading_source_line): New function.
12645 (selftest::input_c_tests): New function.
12646 * rtl-tests.c: New file.
12647 * selftest-run-tests.c: New file.
12648 * selftest.c: New file.
12649 * selftest.h: New file.
12650 * spellcheck.c: Include "selftest.h".
12651 (selftest::levenshtein_distance_unit_test_oneway): New function,
12652 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
12653 (selftest::levenshtein_distance_unit_test): Likewise.
12654 (selftest::spellcheck_c_tests): Likewise.
12655 * toplev.c: Include selftest.h.
12656 (toplev::run_self_tests): New.
12657 (toplev::main): Handle -fself-test.
12658 * toplev.h (toplev::run_self_tests): New.
12659 * tree.c: Include "selftest.h".
12660 (selftest::test_integer_constants): New function.
12661 (selftest::test_identifiers): New function.
12662 (selftest::test_labels): New function.
12663 (selftest::tree_c_tests): New function.
12664 * tree-cfg.c: Include "selftest.h".
12665 (selftest::push_fndecl): New function.
12666 (selftest::test_linear_chain): New function.
12667 (selftest::test_diamond): New function.
12668 (selftest::test_fully_connected): New function.
12669 (selftest::tree_cfg_c_tests): New function.
12670 * vec.c: Include "selftest.h".
12671 (selftest::safe_push_range): New function.
12672 (selftest::test_quick_push): New function.
12673 (selftest::test_safe_push): New function.
12674 (selftest::test_truncate): New function.
12675 (selftest::test_safe_grow_cleared): New function.
12676 (selftest::test_pop): New function.
12677 (selftest::test_safe_insert): New function.
12678 (selftest::test_ordered_remove): New function.
12679 (selftest::test_unordered_remove): New function.
12680 (selftest::test_block_remove): New function.
12681 (selftest::reverse_cmp): New function.
12682 (selftest::test_qsort): New function.
12683 (selftest::vec_c_tests): New function.c.
12684 * wide-int.cc: Include selftest.h and wide-int-print.h.
12685 (selftest::from_int <wide_int>): New function.
12686 (selftest::from_int <offset_int>): New function.
12687 (selftest::from_int <widest_int>): New function.
12688 (selftest::assert_deceq): New function.
12689 (selftest::assert_hexeq): New function.
12690 (selftest::test_printing <VALUE_TYPE>): New function template.
12691 (selftest::test_ops <VALUE_TYPE>): New function template.
12692 (selftest::test_comparisons <VALUE_TYPE>): New function template.
12693 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
12695 (selftest::wide_int_cc_tests): New function.
12697 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12699 PR middle-end/37780
12700 * ifcvt.c (noce_try_ifelse_collapse): New function.
12702 (noce_process_if_block): Call noce_try_ifelse_collapse.
12703 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
12704 (simplify_ternary_operation): Use the above to simplify
12705 conditional CLZ/CTZ expressions.
12707 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12709 PR middle-end/37780
12710 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
12711 define_insn_and_split.
12713 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12715 PR middle-end/37780
12716 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
12718 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
12721 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
12722 Implicitly clobber memory for basic asm with non-empty assembler
12723 string. Use targetm.md_asm_adjust also here.
12724 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
12725 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
12726 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
12727 non-empty assembler string.
12728 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
12729 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
12730 (decode_asm_operands): Handle basic asm in PARALLEL block.
12731 (extract_insn): Handle basic asm in PARALLEL block.
12732 * doc/extend.texi: Mention new behavior of basic asm.
12733 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
12734 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
12735 branch_needs_nop_p): Use asm_noperands.
12737 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
12739 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
12740 Include the M7 SPARC DFA scheduler.
12741 New attribute v3pipe.
12742 Annotate insns with v3pipe where appropriate.
12743 Define cpu_feature vis4.
12744 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
12745 Add (V8QI "8") to vbits.
12746 Add insns {add,sub}v8qi3
12747 Add insns ss{add,sub}v8qi3
12748 Add insns us{add,sub}{v8qi,v4hi}3
12749 Add insns {min,max}{v8qi,v4hi,v2si}3
12750 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
12751 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
12752 * config/sparc/niagara4.md: Add a comment explaining the
12753 discrepancy between the documented latenty numbers and the
12755 * config/sparc/niagara7.md: New file.
12756 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
12757 supports SPARC5 and VIS 4.0 instructions.
12758 * configure: Regenerate.
12759 * config.in: Likewise.
12760 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
12761 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
12762 TARGET_CPU_niagara7.
12763 (ASM_CPU64_DEFAULT_SPEC): Likewise.
12764 (CPP_CPU_SPEC): Handle niagara7.
12765 (ASM_CPU_SPEC): Likewise.
12766 * config/sparc/sparc-opts.h (processor_type): Add
12767 PROCESSOR_NIAGARA7.
12768 (mvis4): New option.
12769 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
12770 (AS_NIAGARA7_FLAG): Define.
12771 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
12772 (CPP_CPU64_DEFAULT_SPEC): Likewise.
12773 (CPP_CPU_SPEC): Handle niagara7.
12774 (ASM_CPU_SPEC): Likewise.
12775 * config/sparc/sparc.c (niagara7_costs): Define.
12776 (sparc_option_override): Handle niagara7 and adjust cache-related
12777 parameters with better values for niagara cpus. Also support VIS4.
12778 (sparc32_initialize_trampoline): Likewise.
12779 (sparc_use_sched_lookahead): Likewise.
12780 (sparc_issue_rate): Likewise.
12781 (sparc_register_move_cost): Likewise.
12782 (dump_target_flag_bits): Support VIS4.
12783 (sparc_vis_init_builtins): Likewise.
12784 (sparc_builtins): Likewise.
12785 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
12787 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
12789 * config/sparc/sparc.opt (sparc_processor_type): New value
12791 * config/sparc/visintrin.h (__attribute__): Prototypes for the
12793 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
12795 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
12798 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
12800 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
12802 2016-06-06 Richard Biener <rguenther@suse.de>
12804 PR tree-optimization/71398
12805 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
12808 2016-06-05 James Bowman <james.bowman@ftdichip.com>
12810 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
12811 ft32_expand_prolog, ft32_expand_epilogue):
12812 Handle pretend_args.
12813 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
12814 * config/ft32/ft32.md: Add pretend_returner.
12816 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
12819 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
12820 Copy op1 RTX to avoid invalid sharing.
12821 (ix86_expand_vector_move_misalign): Ditto.
12823 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
12825 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
12828 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
12830 * predict.c (predicted_by_loop_heuristics_p): New function.
12831 (predict_iv_comparison): Use it.
12832 (predict_loops): Walk from innermost loops; do not predict edges
12833 leaving multiple loops multiple times; implement
12834 PRED_LOOP_ITERATIONS_MAX heuristics.
12835 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
12837 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
12839 * cfg.c (check_bb_profile): Do not report mismatched profiles when
12840 only edges out of BB are EH edges.
12842 2016-06-04 Martin Sebor <msebor@redhat.com>
12843 Marcin Baczyński <marbacz@gmail.com>
12846 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
12847 a void expression in a void function.
12849 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
12851 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
12852 aux; dump reasons of decisions.
12853 (should_duplicate_loop_header_p): Likewise.
12854 (do_while_loop_p): Likewise.
12855 (ch_base::copy_headers): Dump asi num insns duplicated.
12857 2016-06-04 Jakub Jelinek <jakub@redhat.com>
12859 PR tree-optimization/71405
12860 * tree-ssa.c (execute_update_addresses_taken): For clobber with
12861 incompatible type, build a new clobber with the right type instead
12862 of building a VIEW_CONVERT_EXPR around it.
12864 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
12866 PR tree-optimization/52171
12867 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
12868 by_pieces_ninsns instead of move_by_pieces_ninsns.
12870 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
12872 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
12873 for reg+reg addressing mode.
12875 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12877 * rs6000-c.c (c/c-tree.h): Add #include.
12878 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
12879 in C++ when found in the base position of vec_ld or vec_st.
12881 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
12883 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
12884 use of profile unless profile status is PROFILE_READ.
12885 * profile.c (compute_branch_probabilities): Set profile status
12886 only after reporting predictor hitrates.
12888 2016-06-03 Joseph Myers <joseph@codesourcery.com>
12892 * common.opt (ffp-int-builtin-inexact): New option.
12893 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
12894 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
12895 (ceil@var{m}2): Document dependence on this option.
12896 * ipa-inline-transform.c (inline_call): Handle
12897 flag_fp_int_builtin_inexact.
12898 * ipa-inline.c (can_inline_edge_p): Likewise.
12899 * config/i386/i386.md (rintxf2): Do not test
12900 flag_unsafe_math_optimizations.
12901 (rint<mode>2_frndint): New define_insn.
12902 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
12903 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
12904 for 387 instead of extending and truncating.
12905 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
12906 !flag_trapping_math instead of flag_unsafe_math_optimizations.
12907 Change to frndint<mode>2_<rounding>.
12908 (frndintxf2_<rounding>_i387): Likewise. Change to
12909 frndint<mode>2_<rounding>_i387.
12910 (<rounding_insn>xf2): Likewise.
12911 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
12912 !flag_trapping_math instead of flag_unsafe_math_optimizations for
12913 x87. Test TARGET_ROUND || !flag_trapping_math ||
12914 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
12915 SSE. Use ROUND_NO_EXC in constant operand of
12916 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
12917 for 387 instead of extending and truncating.
12919 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
12920 Julia Koval <julia.koval@intel.com>
12932 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
12933 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
12934 all registers, except for function return registers if there are
12935 no caller-saved registers.
12936 (ix86_set_func_type): New function.
12937 (ix86_set_current_function): Call ix86_set_func_type to set
12938 no_caller_saved_registers and func_type. Call reinit_regs if
12939 caller-saved registers are changed. Don't allow MPX, SSE, MMX
12940 nor x87 instructions in interrupt handler nor function with
12941 no_caller_saved_registers attribute.
12942 (ix86_function_ok_for_sibcall): Return false if there are no
12943 caller-saved registers.
12944 (type_natural_mode): Don't warn ABI change for MMX in interrupt
12946 (ix86_function_arg_advance): Skip for callee in interrupt handler.
12947 (ix86_function_arg): Return special arguments in interrupt handler.
12948 (ix86_promote_function_mode): Promote pointer to word_mode only
12949 for normal functions.
12950 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
12952 (ix86_epilogue_uses): New function.
12953 (ix86_hard_regno_scratch_ok): Likewise.
12954 (ix86_save_reg): Preserve all registers in interrupt handler
12955 after reload. Preserve all registers, except for function return
12956 registers, if there are no caller-saved registers after reload.
12957 (find_drap_reg): Always use callee-saved register if there are
12958 no caller-saved registers.
12959 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
12960 for interrupt handler.
12961 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
12962 Emit cld instruction if stringops are used in interrupt handler
12963 or interrupt handler isn't a leaf function.
12964 (ix86_expand_epilogue): Generate interrupt return for interrupt
12965 handler and pop the 'ERROR_CODE' off the stack before interrupt
12966 return in exception handler.
12967 (ix86_expand_call): Disallow calling interrupt handler directly.
12968 If there are no caller-saved registers, mark all registers that
12969 are clobbered by the call which returns as clobbered.
12970 (ix86_handle_no_caller_saved_registers_attribute): New function.
12971 (ix86_handle_interrupt_attribute): Likewise.
12972 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
12974 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
12975 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
12976 accumulation in interrupt function if stack may be realigned to
12978 (EPILOGUE_USES): New.
12979 (function_type): New enum.
12980 (machine_function): Add func_type and no_caller_saved_registers.
12981 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
12982 (interrupt_return): New pattern.
12983 * doc/extend.texi: Document x86 interrupt and
12984 no_caller_saved_registers attributes.
12986 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
12988 PR tree-optimization/52171
12989 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
12990 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
12991 Look for constant strings. Move some code to emit_block_cmp_hints
12993 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
12994 * defaults.h (COMPARE_MAX_PIECES): New macro.
12995 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
12996 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
12997 (clear_by_pieces_1): Don't declare. Move definition before use.
12998 (can_do_by_pieces): New static function.
12999 (can_move_by_pieces): Use it. Return bool.
13000 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
13001 OP. All callers changed. Handle COMPARE_BY_PIECES.
13002 (class pieces_addr); New.
13003 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
13004 pieces_addr::adjust, pieces_addr::increment_address,
13005 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
13007 (class op_by_pieces_d): New.
13008 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
13010 (class move_by_pieces_d, class compare_by_pieces_d,
13011 class store_by_pieces_d): New subclasses of op_by_pieces_d.
13012 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
13013 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
13014 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
13015 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
13016 compare_by_pieces_d::finish_mode): New member functions.
13017 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
13019 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
13020 (emit_block_cmp_hints): New function.
13021 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
13022 use the newly defined classes.
13023 * expr.h (by_pieces_constfn): New typedef.
13024 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
13025 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
13026 (move_by_pieces_ninsns): Don't declare.
13027 (can_move_by_pieces): Change return value to bool.
13028 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
13029 (compare_by_pieces_branch_ratio): New hook.
13030 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
13031 (by_pieces_ninsns): Declare.
13032 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
13034 (default_compare_by_pieces_branch_ratio): New function.
13035 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
13036 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
13037 * doc/tm.texi: Regenerate.
13038 * tree-ssa-strlen.c: Include "builtins.h".
13039 (handle_builtin_memcmp): New static function.
13040 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
13041 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
13043 2016-06-03 Alan Hayward <alan.hayward@arm.com>
13045 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
13046 relevant stmts which are simple and invariant.
13047 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
13048 instead of simple and invariant
13050 2016-06-03 Alan Hayward <alan.hayward@arm.com>
13052 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
13053 (vectorizable_reduction): Check for new relevant state.
13054 (vectorizable_live_operation): vectorize live stmts using
13055 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
13056 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
13057 (vect_stmt_relevant_p): Check for stmts which are only used live.
13058 (process_use): Use of a stmt does not inherit it's live value.
13059 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
13060 (vect_analyze_stmt): Check for new relevant state.
13061 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
13062 outside the loop, but not inside it.
13064 2016-06-03 Alan Hayward <alan.hayward@arm.com>
13066 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
13067 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
13068 (vect_get_vec_def_for_operand): Split out code.
13070 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
13072 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
13074 2016-06-03 Alan Hayward <alan.hayward@arm.com>
13076 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
13078 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13080 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
13082 2016-06-03 Jakub Jelinek <jakub@redhat.com>
13084 PR middle-end/71387
13085 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
13086 to noreturn e->callee->decl that has void return type and void
13087 arguments, adjust gimple_call_fntype and remove lhs even if it had
13088 previously addressable type.
13090 2016-06-02 Jeff Law <law@redhat.com>
13092 PR tree-optimization/71328
13093 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
13094 error when checking for a jump back onto the copied path.
13096 2016-06-02 David Malcolm <dmalcolm@redhat.com>
13098 * config/microblaze/microblaze.c (get_branch_target): Add return
13099 NULL_RTX for the non-CALL_P case.
13100 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
13101 (insert_wic): Remove unused local "j".
13103 2016-06-02 Martin Liska <mliska@suse.cz>
13105 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
13107 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
13108 Julia Koval <julia.koval@intel.com>
13110 * function.c (assign_parm_setup_stack): Force source into a
13111 register if needed.
13112 * target.def (function_incoming_arg): Update documentation to
13113 allow arbitrary address computation based on hard register.
13114 * doc/tm.texi: Regenerated.
13116 2016-06-02 Martin Liska <mliska@suse.cz>
13118 * predict.c (combine_predictions_for_bb): Fix first match in
13119 cases where a first predictor contains more than one occurence
13120 in list of predictors. Take the best value in such case.
13122 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13124 PR rtl-optimization/71295
13125 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
13126 offset would go over the size of the inner mode reject it.
13128 2016-06-02 Jakub Jelinek <jakub@redhat.com>
13130 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
13131 x=x,x and v=v,m instead of x=x,m.
13133 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
13134 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
13135 alternative to v=rm,C.
13137 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
13138 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
13139 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
13140 instead of vex for the last two above mentioned alternatives.
13142 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13145 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
13147 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
13149 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
13151 2016-06-01 David Malcolm <dmalcolm@redhat.com>
13153 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
13154 from int to unsigned.
13156 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
13158 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
13159 alternatives, eliminating preferred register class. Add support
13160 for the MTVSRDD instruction in ISA 3.0.
13161 (vsx_splat_v4si_internal): Use splat_input_operand instead of
13162 reg_or_indexed_operand.
13163 (vsx_splat_v4sf_internal): Likewise.
13165 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
13168 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
13169 for loading up all 0's or all 1's.
13171 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
13173 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
13175 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
13177 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
13179 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
13180 * gcc.c (set_source_date_epoch_envvar): New function, sets
13181 the SOURCE_DATE_EPOCH environment variable to the current time.
13183 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
13185 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
13186 the factor for live Phi nodes.
13188 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
13190 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
13191 * tree-parloops.c (parallelize_loops): likewise.
13192 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
13193 tree_unswitch_outer_loop): likewise.
13195 2016-06-01 Jakub Jelinek <jakub@redhat.com>
13197 PR middle-end/71371
13198 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
13199 around creation of the temporary.
13201 2016-06-01 Richard Biener <rguenther@suse.de>
13203 PR tree-optimization/71366
13204 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
13205 (unloop_loops): Move removing edges here ...
13206 (try_unroll_loop_completely): ... from here.
13207 (try_peel_loop): ... and here.
13208 (tree_unroll_loops_completely_1): Track parent loops via
13209 bitmap of header BBs.
13210 (tree_unroll_loops_completely): Adjust for that.
13212 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
13214 * config/rs6000/altivec.h (vec_slv): New macro.
13215 (vec_srv): New macro.
13216 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
13217 (UNSPEC_VSRV): New value.
13220 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
13221 (vsrv): New builtin definition.
13222 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
13223 define argument types for new builtin.
13224 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
13226 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
13229 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
13230 Jocelyn Mayer <l_indien@magic.fr>
13233 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
13234 detect processor family for signature_CENTAUR_ebx.
13235 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
13236 signature_CENTAUR_ebx.
13237 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
13238 <default>: Pass x86-64 for has_longmode.
13240 2016-06-01 Nathan Sidwell <nathan@acm.org>
13242 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
13245 2016-06-01 Richard Biener <rguenther@suse.de>
13247 PR tree-optimization/71261
13248 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
13249 of stmts successfully put in the bool pattern. Remove
13250 single-use restriction.
13251 (adjust_bool_pattern_cast): Add cast at the use site via the
13252 pattern def sequence.
13253 (adjust_bool_pattern): Remove recursion, maintain a hash-map
13254 of patterned defs. Use the pattern def seqence instead of
13255 multiple independent patterns.
13256 (sort_after_uid): New qsort compare function.
13257 (adjust_bool_stmts): New function to process stmts in the bool
13258 pattern in IL order.
13259 (vect_recog_bool_pattern): Adjust.
13260 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
13261 (ifcvt_walk_pattern_tree): Likewise.
13262 (stmt_is_root_of_bool_pattern): Likewise.
13263 (ifcvt_repair_bool_pattern): Likewise.
13264 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
13266 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
13268 * loop-unroll.c (decide_unroll_constant_iterations,
13269 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
13270 likely upper bounds.
13271 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
13273 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
13275 * tree-core.h (enum omp_clause_code): Remove
13276 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
13278 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13280 * config/arm/sync.md (arm_store_exclusive<mode>):
13281 Use 'H' output modifier on operands[2] rather than creating a new
13282 entry in out-of-bounds memory of the operands array.
13283 (arm_store_release_exclusivedi): Likewise.
13285 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13287 * config/arm/arm.c (arm_fusion_enabled_p): New function.
13288 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
13289 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
13290 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
13292 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
13294 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
13295 into account live statements for mask producers.
13297 2016-06-01 Richard Biener <rguenther@suse.de>
13299 PR tree-optimization/71311
13300 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
13301 restrict to non-INTEGER_CST @0.
13303 2016-06-01 Richard Biener <rguenther@suse.de>
13305 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
13306 (relational patterns): Use :c to avoid pattern duplications.
13308 2016-06-01 Richard Biener <rguenther@suse.de>
13310 * genmatch.c (comparison_code_p): New predicate.
13311 (swap_tree_comparison): New function.
13312 (commutate): Add for_vec parameter to append new for entries.
13313 Support commutating relational operators by swapping it alongside
13315 (lower_commutative): Adjust.
13316 (dt_simplify::gen): Do not pass artificial operators to gen
13318 (decision_tree::gen): Do not add artificial operators as parameters.
13319 (parser::parse_expr): Verify operator commutativity when :c is
13320 applied. Allow :C to override this.
13321 * match.pd: Adjust patterns to use :C instead of :c where required.
13323 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
13325 PR tree-optimization/71077
13326 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
13327 the combining step, use boolean_false_node and boolean_true_node
13328 as the designated false/true return values.
13330 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
13332 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
13333 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
13334 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
13337 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
13339 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
13340 of flags impliying the register renaming.
13341 * toplev.c (process_options): Do not imply flag_rename_registers with
13344 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
13346 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
13347 default implementation.
13349 2016-05-31 Nathan Sidwell <nathan@acm.org>
13351 * dwarf2out.c (cur_line_info_table): Add GTY marker.
13353 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
13355 * config/sh/constraints.md (b): Remove constraint.
13356 * config/sh/predicates.md (arith_reg_operand): Remove
13358 * config/sh/sh-modes.def (PDI): Remove.
13359 * config/sh/sh.c (sh_target_reg_class,
13360 sh_optimize_target_register_callee_saved): Remove functions.
13361 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
13362 (sh_expand_epilogue): Update comment.
13363 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
13364 sh_secondary_reload): Remove TARGET_REGS related code.
13365 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
13366 TARGET_REGISTER_P): Remove macros.
13367 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
13368 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
13369 TR1_REG, TR2_REG): Remove constants.
13370 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
13372 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
13374 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
13375 define_expand patterns.
13376 (adddi3_compact): Rename to adddi3.
13377 (subdi3_compact): Rename to subdi3.
13378 (*negdi2): Rename to negdi2.
13379 (*abs<mode>2): Rename to abs<mode>2.
13381 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
13383 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
13384 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
13385 (atomic_sub_fetchsi): ... this new pattern.
13386 (mvtc): Add CC_REG clobber.
13388 2016-05-31 Marek Polacek <polacek@redhat.com>
13390 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
13392 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13394 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
13395 aarch64_fusion_enabled_p to check for fusion capabilities.
13397 2016-05-31 Richard Biener <rguenther@suse.de>
13399 PR tree-optimization/71352
13400 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
13401 minus one and a negate.
13403 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13405 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
13406 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
13408 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
13409 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
13410 Remove use of aarch64_simd_attr_length_move, set length attribute
13412 (*aarch64_be_movoi): Likewise.
13413 (*aarch64_be_movci): Likewise.
13414 (*aarch64_be_movxi): Likewise.
13416 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
13418 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
13419 It no longer does that.
13420 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
13422 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
13424 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
13425 attribute __unused__.
13427 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
13429 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
13430 * config/arm/arm.c (arm_arch_thumb1): Define.
13431 (arm_option_override): Initialize arm_arch_thumb1.
13432 * config/arm/arm.h (arm_arch_thumb1): Declare.
13433 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
13434 support Thumb-1 ISA.
13436 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
13439 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
13440 `Yv' for scalar operand.
13442 2016-05-31 Tom de Vries <tom@codesourcery.com>
13444 PR tree-optimization/69068
13445 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
13446 phis with more than two args.
13448 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
13450 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
13451 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
13454 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
13456 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
13458 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
13460 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
13461 cpu_32, cpu_64, tune_32 and tune_64.
13462 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
13464 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
13466 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
13468 2016-05-30 Andi Kleen <ak@linux.intel.com>
13470 * auto-profile.c (read_profile): Replace asserts with errors
13471 when file does not exist.
13472 * gcov-io.c (gcov_read_words): Dito.
13474 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13476 * tree-cfg.c (print_loop): Print likely upper bounds.
13478 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13480 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
13481 * opts.c (default_options): Enable peel loops at -O3.
13482 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
13483 (try_peel_loop): Do not re-peel already peeled loops;
13484 use likely upper bounds; fix profile updating.
13485 (pass_complete_unroll::execute): Initialize peeled_loops.
13487 2016-05-30 Martin Liska <mliska@suse.cz>
13489 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
13490 computed costs by frequency of BB they belong to.
13491 (get_scaled_computation_cost_at): New function.
13493 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
13494 Marc Glisse <marc.glisse@inria.fr>
13496 PR tree-optimization/71289
13497 * match.pd (-1 / B < A, A > -1 / B): New transformations.
13499 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13501 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
13503 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13505 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
13506 for peeled copies; avoid underflow when updating estimates; correctly
13507 scale loop profile.
13509 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
13511 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
13512 r236875. Corrected oe3 to oe2 as obvious.
13514 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
13516 PR middle-end/71269
13517 PR middle-end/71252
13518 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
13519 that inserted stmt will not dominate stmts that defines its operand.
13520 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
13521 (rewrite_expr_tree_parallel): Likewise.
13523 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
13525 PR middle-end/71252
13526 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
13527 all fields including stmt_to_insert are swapped.
13529 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13531 * predict.h (force_edge_cold): Declare.
13532 * predict.c (force_edge_cold): New function.
13533 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
13535 (canonicalize_loop_induction_variables): Fix formating.
13537 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
13539 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
13540 (visium_expand_copysign): Use gen_int_mode directly.
13541 (visium_compute_frame_size): Minor tweaks.
13543 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13545 * tree-vect-loop.c (vect_analyze_loop_2): Use
13546 likely_max_stmt_executions_int.
13548 2016-05-30 Tom de Vries <tom@codesourcery.com>
13550 PR tree-optimization/69067
13551 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
13553 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
13556 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
13557 New peepholes to remove unneeded fild/fistp pairs.
13558 (define_peephole2 atomic_loaddi_fpu): Ditto.
13560 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13562 * predict.c (maybe_hot_frequency_p): Avoid division.
13564 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
13566 * doc/install.texi: Use https for shop.fsf.org.
13568 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13570 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
13571 likely_max_stmt_executions_int.
13573 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13575 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
13576 likely_max_stmt_executions_int.
13578 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13580 * profile.c (compute_branch_probabilities): Do not report hitrates
13582 (branch_prob): Report hitrates here.
13583 * predict.c (gimple_predict_edge): Do not assert profile status;
13584 fix formatting issues.
13586 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13588 * predict.c (edge_predicted_by_p): New function.
13589 (predict_paths_for_bb): Do not put multiple predictions of the same type
13592 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13594 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
13597 2016-05-28 Alan Modra <amodra@gmail.com>
13599 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
13601 2016-05-28 Alan Modra <amodra@gmail.com>
13603 PR rtl-optimization/71275
13604 * ira.c (ira): Free dominance info.
13606 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
13608 * doc/sourcebuild.texi: New address for upstream Go repository.
13610 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
13612 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
13613 (TARGET_ARM_V7M): Likewise.
13615 2016-05-26 Jeff Law <law@redhat.com>
13617 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
13618 (thread_across_edge): Remove calls to find_jump_threads_backwards.
13619 * passes.def: Add jump threading passes before DOM/VRP.
13620 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
13621 argument to a basic block from an edge. Remove tests which are
13623 (pass_data_thread_jumps, class pass_thread_jumps): New.
13624 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
13625 (make_pass_thread_jumps): Likewise.
13626 * tree-pass.h (make_pass_thread_jumps): Declare.
13628 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
13630 * config/visium/visium-protos.h (split_double_move): Rename into...
13631 (visium_split_double_move): ...this.
13632 (visium_split_double_add): Declare.
13633 * config/visium/visium.c (split_double_move): Rename into...
13634 (visium_split_double_move): ...this.
13635 (visium_split_double_add): New function.
13636 (visium_expand_copysign): Renumber operands for consistency.
13637 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
13638 (DFmode move splitter): Likewise.
13639 (*addi3_insn): Split by means of visium_split_double_add.
13640 (*adddi3_insn_flags): Delete.
13641 (*plus_plus_sltu<subst_arith>): New insn.
13642 (*subdi3_insn): Split by means of visium_split_double_add.
13643 (subdi3_insn_flags): Delete.
13644 (*minus_minus_sltu<subst_arith>): New insn.
13645 (*negdi2_insn): Split by means of visium_split_double_add.
13646 (*negdi2_insn_flags): Delete.
13648 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
13650 * configure.ac: Treat a --with-headers option without argument
13651 the same as the default (i.e. consult sys-include directory).
13652 * configure: Regenerate.
13654 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13656 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
13657 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
13659 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
13660 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
13662 2016-05-27 Jiong Wang <jiong.wang@arm.com>
13665 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
13666 tree-stdarg analysis results.
13667 (aarch64_setup_incoming_varargs): Likewise.
13669 2016-05-27 Jiong Wang <jiong.wang@arm.com>
13671 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
13672 va_list_gpr_counter_field and va_list_fpr_counter_field.
13674 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
13677 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
13678 * config/aarch64/aarch64.c
13679 (aarch64_cannot_change_mode_class): Remove function.
13680 * config/aarch64/aarch64-protos.h
13681 (aarch64_cannot_change_mode_class): Remove.
13683 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13685 * cfgloop.c (record_niter_bound): Record likely upper bounds.
13686 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
13687 get_likely_max_loop_iterations_int): New.
13688 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
13689 any_likely_upper_bound.
13690 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
13692 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
13693 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
13695 (unroll_loop_constant_iterations): Likewise.
13696 (unroll_loop_runtime_iterations): Likewise.
13697 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
13698 * lto-streamer-out.c (output_cfg): Likewise.
13699 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
13701 (canonicalize_loop_induction_variables): Dump likely upper bounds.
13702 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
13703 (likely_max_loop_iterations): New.
13704 (likely_max_loop_iterations_int): New.
13705 (likely_max_stmt_executions): New.
13706 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
13707 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
13708 likely_max_stmt_executions): Declare.
13710 2016-05-27 Marek Polacek <polacek@redhat.com>
13712 PR middle-end/71308
13713 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
13715 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13717 * config/s390/s390.md (2x risbg splitters): Use
13718 reg_overlap_mentioned_p instead of rtx_equal_p.
13720 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
13722 * combine.c (make_compound_operation): Take known zero bits into
13723 account when checking for possible zero_extend.
13725 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13727 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
13728 Use const_int_operand for operand 2 predicate. Simplify expand code
13731 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
13733 PR middle-end/71279
13734 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
13737 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13739 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
13740 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
13741 that returns CC_SESWPmode and CC_ZESWPmode.
13742 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
13744 (aarch64_rtx_costs): Likewise.
13746 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
13748 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
13749 for ISA 3.0 min/max support.
13750 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
13751 conditional move support.
13752 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
13753 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
13755 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
13756 conditional moves where the comparison type is different from move
13758 (fp_minmax): New code iterator for smin/smax.
13759 (minmax): New code attributes for min/max.
13760 (SMINMAX): Likewise.
13761 (smax<mode>3): Combine min, max insns into one insn using the
13762 fp_minmax code iterator. Add support for ISA 3.0 min/max
13763 instructions that don't need -ffast-math.
13764 (s<minmax><mode>3): Likewise.
13765 (smax<mode>3_vsx): Likewise.
13766 (smin<mode>3): Likewise.
13767 (s<minmax><mode>3_vsx): Likewise.
13768 (smin<mode>3_vsx): Likewise.
13769 (pre-VSX min/max splitters): Likewise.
13770 (s<minmax><mode>3_fpr): Likewise.
13771 (movsfcc): Rewrite floating point conditional moves to combine
13772 SFmode/DFmode into a single insn.
13773 (mov<mode>cc): Likewise.
13774 (movdfcc): Likewise.
13775 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
13776 SFDF2 iterators to handle all combinations.
13777 (fseldfsf4): Likewise.
13778 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
13779 (fseldfdf4): Likewise.
13780 (fselsfdf4): Likewise.
13781 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
13782 comparison instructions that set a 0/-1 mask, and use it for
13783 floating point conditional move via XXSEL.
13784 (fpmask<mode>): Likewise.
13785 (xxsel<mode>): Likewise.
13786 * config/rs6000/predicates.md (min_max_operator): Delete, no
13788 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
13789 instructions that generate a 0/-1 mask for use with XXSEL.
13790 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
13791 say whether floating point min/max is available, either through
13792 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
13793 (TARGET_MINMAX_DF): Likewise.
13795 2016-05-27 Alan Modra <amodra@gmail.com>
13797 PR rtl-optimization/71275
13798 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
13799 for update_equiv_regs and combine_and_move_insns.
13801 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
13803 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
13804 if_then_else or cond RTXes to calculate attribute value.
13805 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
13806 <attr "length_immediate>: Ditto.
13807 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
13808 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
13809 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
13810 <attr "type">: Ditto.
13811 <attr "prefix_data16">: Ditto.
13812 <attr "prefix_extra">: Ditto.
13813 <attr "length_immediate">: Ditto.
13814 <attr "prefix">: Ditto.
13815 (vec_set<mode>_0) <attr "isa">: Ditto.
13816 <attr "prefix_extra">: Ditto.
13817 <attr "length_immediate">: Ditto.
13818 <attr "prefix">: Ditto.
13819 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
13820 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
13821 (sse2_storelpd) <attr "prefix_data16">: Ditto.
13822 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
13823 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
13824 <attr "length_immediate">: Ditto.
13825 <attr "prefix">: Ditto.
13826 (sse2_movsd) <attr "length_immediate">: Ditto.
13827 <attr "prefix">: Ditto.
13828 (vec_concatv2df) <attr "isa">: Ditto.
13829 <attr "prefix">: Ditto.
13830 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
13831 (*vec_extractv2di_1) <attr "isa">: Ditto.
13832 <attr "type">: Ditto.
13833 <attr "length_immediate">: Ditto.
13834 <attr "prefix_rex">: Ditto.
13835 <attr "prefix_extra">: Ditto.
13836 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
13837 <attr "prefix_extra">: Ditto.
13838 <attr "length_immediate">: Ditto.
13839 (vec_concatv2di) <attr "isa">: Ditto.
13840 <attr "prefix_extra">: Ditto.
13841 <attr "length_immediate">: Ditto.
13842 <attr "prefix">: Ditto.
13844 2016-05-26 Martin Liska <mliska@suse.cz>
13846 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
13848 (operator+): Likewise.
13849 (operator-): Likewise.
13850 (comp_cost::operator+=): Likewise.
13851 (comp_cost::operator-=): Likewise.
13852 (comp_cost::operator/=): Likewise.
13853 (comp_cost::operator*=): Likewise.
13854 (operator<): Likewise.
13855 (operator==): Likewise.
13856 (operator<=): Likewise.
13857 (new_cost): Remove.
13858 (infinite_cost_p): Likewise.
13859 (add_costs): Likewise.
13860 (sub_costs): Likewise.
13861 (compare_costs): Likewise.
13862 (set_group_iv_cost): Use the newly introduced functions.
13863 (get_address_cost): Likewise.
13864 (get_shiftadd_cost): Likewise.
13865 (force_expr_to_var_cost): Likewise.
13866 (split_address_cost): Likewise.
13867 (ptr_difference_cost): Likewise.
13868 (difference_cost): Likewise.
13869 (get_computation_cost_at): Likewise.
13870 (determine_group_iv_cost_generic): Likewise.
13871 (determine_group_iv_cost_address): Likewise.
13872 (determine_group_iv_cost_cond): Likewise.
13873 (autoinc_possible_for_pair): Likewise.
13874 (determine_group_iv_costs): Likewise.
13875 (cheaper_cost_pair): Likewise.
13876 (iv_ca_recount_cost): Likewise.
13877 (iv_ca_set_no_cp): Likewise.
13878 (iv_ca_set_cp): Likewise.
13879 (iv_ca_cost): Likewise.
13880 (iv_ca_new): Likewise.
13881 (iv_ca_dump): Likewise.
13882 (iv_ca_narrow): Likewise.
13883 (iv_ca_prune): Likewise.
13884 (iv_ca_replace): Likewise.
13885 (try_add_cand_for): Likewise.
13886 (try_improve_iv_set): Likewise.
13887 (find_optimal_iv_set): Likewise.
13889 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
13891 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
13892 that internal functions will clobber all caller-saved registers.
13894 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
13896 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
13897 Return a better case_values_threshold when optimizing.
13899 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
13901 * config/aarch64/aarch64-simd.md (aarch64_combinez):
13902 Add ? to integer variant.
13903 (aarch64_combinez_be): Likewise.
13905 2016-05-26 Jakub Jelinek <jakub@redhat.com>
13907 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
13908 instead of x constraint.
13909 (vcvtps2ph256<mask_name>): Likewise.
13911 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
13912 alternative. Formatting fix.
13914 * config/i386/sse.md
13915 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
13917 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
13918 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
13919 maybe_evex prefix instead of vex.
13920 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
13921 EXT_REX_SSE_REG_P (op0) case in the splitter.
13923 2016-05-25 Jeff Law <law@redhat.com>
13925 PR tree-optimization/71272
13926 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
13927 Update comments. Add test for empty path.
13929 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
13931 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
13932 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
13933 special case builtin.
13934 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
13935 code for ALTIVEC_BUILTIN_VEC_CMPNE.
13936 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
13937 for __builtin_vec_cmpne.
13939 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
13941 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
13942 redundant test and bail out if the type of the new operand is not
13943 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
13945 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
13947 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
13948 (x_ix86_target_flags_explicit): Remove.
13949 * config/i386/i386.c (ix86_function_specific_save): Do not copy
13950 x_ix86_target_flags_explicit.
13951 (ix86_function_specific_restore): Ditto.
13953 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
13954 H.J. Lu <hongjiu.lu@intel.com>
13957 * common/config/i386/i386-common.c
13958 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
13959 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
13960 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
13961 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
13962 (-mgeneral-regs-only): Add new option.
13963 * config/i386/i386.c (ix86_option_override_internal): Don't enable
13964 x87 instructions if only general registers are allowed.
13965 (ix86_target_string): Add ix86_flags argument. Handle additional
13966 flags options through ix86_flags argument. Update all callers.
13967 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
13969 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13971 PR rtl-optimization/66940
13972 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
13973 decrementing desired_val will not overflow before performing these
13976 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
13978 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
13979 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
13980 * config/i386/i386.c (enum ix86_builtins): Add
13981 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
13982 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
13983 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
13984 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
13985 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
13986 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
13987 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
13988 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
13989 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
13990 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
13991 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
13992 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
13993 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
13994 __builtin_ia32_cvtps2dq512_mask.
13995 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
13996 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
13997 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
13998 * config/i386/sse.md
13999 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
14001 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
14002 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
14004 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
14005 (avx512f_vec_pack_sfix_v8df): New define_expand.
14006 (avx512f_roundpd512): Rename to ...
14007 (avx512f_round<castmode>512): ... this. Change iterator.
14008 (avx512f_roundps512_sfix): New define_expand.
14009 (round<mode>2_sfix): Change iterator.
14011 2016-05-25 Nick Clifton <nickc@redhat.com>
14013 * config/msp430/msp430.c (msp430_attr): Produce an error if a
14014 static interrupt handler is detected.
14015 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
14016 default linker script.
14017 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
14018 the low part of a symbolic pointer.
14020 2016-05-25 Richard Biener <rguenther@suse.de>
14022 PR tree-optimization/71261
14023 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
14024 interesting stmt instead of immediate uses when looking
14025 for the use operand to replace.
14027 2016-05-25 Martin Liska <mliska@suse.cz>
14029 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
14031 2016-05-25 Richard Biener <rguenther@suse.de>
14033 PR tree-optimization/71264
14034 * tree-vect-stmts.c (vect_init_vector): Properly deal with
14037 2016-05-25 Martin Liska <mliska@suse.cz>
14039 PR tree-optimization/71239
14040 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
14041 if DECL_SIZE is NULL.
14043 2016-05-25 Richard Biener <rguenther@suse.de>
14045 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
14046 * tree-if-conv.c (pass_data_if_conversion): Use it.
14048 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
14050 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
14051 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
14052 * varpool.c (varpool_node::get_availability): Likewise.
14054 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
14056 * config/rs6000/altivec.md (VNEG iterator): New iterator for
14057 VNEGW/VNEGD instructions.
14058 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
14059 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
14060 support for ISA 3.0 VNEGW/VNEGD instructions.
14062 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
14064 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
14065 pointers inside OACC_DATA regions.
14066 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
14067 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
14068 (gimplify_adjust_omp_clauses): Fix typo in comment.
14070 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
14072 * config/rs6000/altivec.md (VParity): New mode iterator for vector
14073 parity built-in functions.
14074 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
14076 (p9v_parity<mode>2): Likewise.
14077 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
14079 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
14080 (parity<mode>2): ISA 3.0 expander for vector parity.
14081 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
14083 (BU_P9_64BIT_MISC_0): Likewise.
14084 (BU_P9_MISC_0): Likewise.
14085 (BU_P9V_AV_1): Likewise.
14086 (BU_P9V_AV_2): Likewise.
14087 (BU_P9V_AV_3): Likewise.
14088 (BU_P9V_AV_P): Likewise.
14089 (BU_P9V_VSX_1): Likewise.
14090 (BU_P9V_OVERLOAD_1): Likewise.
14091 (BU_P9V_OVERLOAD_2): Likewise.
14092 (BU_P9V_OVERLOAD_3): Likewise.
14093 (VCTZB): Add vector count trailing zeros support.
14097 (VPRTYBD): Add vector parity support.
14098 (VPRTYBQ): Likewise.
14099 (VPRTYBW): Likewise.
14100 (VCTZ): Add overloaded vector count trailing zeros support.
14101 (VPRTYB): Add overloaded vector parity support.
14102 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14103 overloaded vector count trailing zeros and parity instructions.
14104 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
14105 vector parity support.
14106 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
14107 trailing zeros support.
14108 (vec_cntlz): Likewise.
14109 (vec_vctzb): Likewise.
14110 (vec_vctzd): Likewise.
14111 (vec_vctzh): Likewise.
14112 (vec_vctzw): Likewise.
14113 (vec_vprtyb): Add ISA 3.0 vector parity support.
14114 (vec_vprtybd): Likewise.
14115 (vec_vprtybw): Likewise.
14116 (vec_vprtybq): Likewise.
14117 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
14118 the ISA 3.0 vector count trailing zeros and vector parity built-in
14121 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
14123 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
14124 when there is stmt_to_insert.
14126 2016-05-24 Martin Sebor <msebor@redhat.com>
14129 * tree.h (complete_or_array_type_p): New inline function.
14131 2016-05-24 Jakub Jelinek <jakub@redhat.com>
14133 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
14134 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
14135 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
14137 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
14138 Limit 1st alternative to noavx isa, split 2nd alternative into one
14139 noavx and one avx alternative, use *x and Bm in the former and
14140 x and m in the latter.
14142 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
14143 of sse4 for the first alternative, drop %v from the template
14144 and d operand modifier. Split second alternative into one sse4_noavx
14145 and one avx alternative, use *x instead of *v in the former and v
14146 instead of *v in the latter.
14147 (*sse4_1_extractps): Use noavx isa instead of * for the first
14148 alternative, drop %v from the template. Split second alternative into
14149 one noavx and one avx alternative, use *x instead of *v in the
14150 former and v instead of *v in the latter.
14151 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
14152 with noavx and the last one with avx.
14153 (sse4_1_phminposuw): Guard first alternative with noavx isa,
14154 split the second one into one noavx and one avx alternative,
14155 use *x and Bm in the former and x and m in the latter one.
14156 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
14159 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
14160 first two alternatives to noavx, use *x instead of *v in the second
14161 one, add avx alternative without *.
14162 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
14163 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
14164 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
14166 2016-05-24 Jeff Law <law@redhat.com>
14168 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
14169 New function, extracted from...
14170 (fsm_find_control_statement_thread_paths): Here. Use the new function.
14171 Allow simple copies and constant initializations in the SSA chain.
14173 2016-05-24 Marek Polacek <polacek@redhat.com>
14176 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
14179 2016-05-24 Jakub Jelinek <jakub@redhat.com>
14182 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
14183 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
14184 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
14185 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
14186 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
14188 2016-05-24 Richard Biener <rguenther@suse.de>
14190 PR tree-optimization/71240
14191 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
14194 2016-05-24 Richard Biener <rguenther@suse.de>
14196 PR tree-optimization/71230
14197 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
14199 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
14201 * tree-vectorizer.h (vectorizable_comparison): Delete.
14202 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
14203 PURE_SLP_STMT check.
14204 * tree-vect-stmts.c (vectorizable_call): Likewise.
14205 (vectorizable_simd_clone_call): Likewise.
14206 (vectorizable_conversion): Likewise.
14207 (vectorizable_assignment): Likewise.
14208 (vectorizable_shift): Likewise.
14209 (vectorizable_operation): Likewise.
14210 (vectorizable_load): Likewise.
14211 (vectorizable_condition): Likewise.
14212 (vectorizable_store): Likewise. Assert that we don't have
14214 (vectorizable_comparison): Make static. Remove redundant
14215 PURE_SLP_STMT check.
14216 (vect_transform_stmt): Assert that we always have an slp_node
14219 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14221 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
14222 operands[2] against 1 with comparison against CONST1_RTX.
14223 (<shift>di3_neon): Likewise.
14224 * config/arm/predicates.md (const0_operand): Replace with comparison
14225 against CONST0_RTX.
14227 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14229 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
14230 operands[2] against 1 with comparison against CONST1_RTX.
14231 (ashrdi3): Likewise.
14232 (lshrdi3): Likewise.
14233 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
14235 (ashrsi3): Likewise.
14236 (lshrsi3): Likewise.
14237 (rotrsi3): Likewise.
14238 (define_split above *compareqi_eq0): Likewise.
14239 (define_split above "prologue"): Likewise.
14240 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
14241 * config/arm/predicates.md (shift_operator): Likewise.
14242 (shift_nomul_operator): Likewise.
14243 (sat_shift_operator): Likewise.
14244 (thumb1_cmp_operand): Likewise.
14245 (const_neon_scalar_shift_amount_operand): Replace manual range
14246 check with IN_RANGE.
14247 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
14248 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
14250 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14252 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
14253 with HOST_WIDE_INT_1.
14255 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
14256 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
14257 (arm_canonicalize_comparison): Likewise.
14258 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
14260 (thumb1_size_rtx_costs): Likewise.
14261 (vfp_const_double_index): Replace cast of 1 to unsigned
14262 HOST_WIDE_INT with HOST_WIDE_INT_1U.
14263 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
14265 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
14266 HOST_WIDE_INT with HOST_WIDE_INT_1U.
14267 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
14268 HOST_WIDE_INT with HOST_WIDE_INT_1.
14270 2016-05-24 Marek Polacek <polacek@redhat.com>
14272 * tree-cfg.h (should_remove_lhs_p): New predicate.
14273 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
14274 * gimplify.c (gimplify_modify_expr): Likewise.
14275 * tree-cfg.c (verify_gimple_call): Likewise.
14276 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
14277 * gimple-fold.c: Include "tree-cfg.h".
14278 (gimple_fold_call): Use should_remove_lhs_p.
14280 2016-05-24 Richard Biener <rguenther@suse.de>
14282 PR tree-optimization/71253
14283 * cfganal.h (control_dependences): Make robust against edge
14285 (control_dependences::control_dependences): Remove edge_list argument.
14286 (control_dependences::get_edge): Remove.
14287 (control_dependences::get_edge_src): Add.
14288 (control_dependences::get_edge_dest): Likewise.
14289 (control_dependences::m_el): Make a vector of edge src/dest index.
14290 * cfganal.c (control_dependences::find_control_dependence): Adjust.
14291 (control_dependences::control_dependences): Likewise.
14292 (control_dependences::~control_dependence): Likewise.
14293 (control_dependences::get_edge): Remove.
14294 (control_dependences::get_edge_src): Add.
14295 (control_dependences::get_edge_dest): Likewise.
14296 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
14298 (perform_tree_ssa_dce): Adjust.
14299 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
14301 (pass_loop_distribution::execute): Adjust. Do loop destroying
14302 conditional on changed.
14304 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14307 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
14308 return. Reindent transformation comment and mention the ARM state
14311 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
14313 PR middle-end/71252
14314 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
14315 after build_and_add_sum creates new use stmt.
14317 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
14319 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
14320 load_lanes/grouped_load classification comes first. Don't check
14321 whether the vectorization factor is a multiple of the group size
14324 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
14326 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
14327 GROUP_GAP for single-element interleaving.
14328 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
14331 2016-05-24 Richard Biener <rguenther@suse.de>
14333 PR middle-end/70434
14335 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
14336 bases which are accessed with non-invariant indices.
14337 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
14338 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
14340 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
14342 PR middle-end/71170
14343 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
14344 (add_to_ops_vec): Add stmt_to_insert.
14345 (add_repeat_to_ops_vec): Init stmt_to_insert.
14346 (insert_stmt_before_use): New.
14347 (transform_add_to_multiply): Remove mult_stmt insertion and add it
14349 (get_ops): Init stmt_to_insert.
14350 (maybe_optimize_range_tests): Likewise.
14351 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
14352 (rewrite_expr_tree_parallel): Likewise.
14353 (reassociate_bb): Likewise.
14355 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14358 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
14359 ISA 3.0 xxperm fusion alternative.
14360 (altivec_vperm_v8hiv16qi): Likewise.
14361 (altivec_vperm_<mode>_uns_internal): Likewise.
14362 (vperm_v8hiv4si): Likewise.
14363 (vperm_v16qiv8hi): Likewise.
14365 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14366 Kelvin Nilsen <kelvin@gcc.gnu.org>
14368 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
14369 vpermr/xxpermr on ISA 3.0.
14370 (altivec_expand_vec_perm_le): Likewise.
14371 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
14372 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
14375 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
14377 * config/i386/i386.h (IS_STACK_MODE): Enable for
14378 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
14379 SSE_FLOAT_MODE_P macros.
14380 * config/i386/i386.c (ix86_preferred_reload_class): Use
14381 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
14382 Cleanup regclass processing for CONST_DOUBLE_P.
14383 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
14384 (ix86_rtx_costs): Remove redundant TARGET_80387 check
14385 with IS_STACK_MODE macro.
14386 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
14388 (*movdf_internal): Use IS_STACK_MODE macro.
14389 (*movsf_internal): Ditto.
14391 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
14393 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
14394 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
14396 2016-05-23 Jeff Law <law@redhat.com>
14398 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
14400 (fsm_find_control_statement_thread_paths): Call it.
14402 2016-05-23 Martin Jambor <mjambor@suse.cz>
14405 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
14406 from_global_constant if t is not NULL.
14408 2016-05-23 Marek Polacek <polacek@redhat.com>
14411 * common.opt (Wswitch-unreachable): New option.
14412 * doc/invoke.texi: Document -Wswitch-unreachable.
14413 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
14416 2016-05-23 Bin Cheng <bin.cheng@arm.com>
14418 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
14419 TMR_INDEX is non-NULL.
14421 2016-05-23 Richard Biener <rguenther@suse.de>
14423 PR tree-optimization/71230
14424 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
14425 (try_special_add_to_ops): ... here. Always test for single-use.
14427 2016-05-23 Martin Jambor <mjambor@suse.cz>
14429 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
14430 default block if a PHI node in the original one would be resized.
14432 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
14434 PR tree-optimization/58135
14435 * tree-vect-slp.c: When group size is not multiple
14436 of vector size, allow splitting of store group at
14439 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
14441 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
14443 2016-05-22 Jakub Jelinek <jakub@redhat.com>
14445 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
14446 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
14447 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
14450 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
14451 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
14452 v constraint instead of x and vinserti32x4 insn.
14454 * config/i386/sse.md (i128vldq): New mode iterator.
14455 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
14456 avx512dq and avx512vl alternatives.
14458 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
14459 constraint, use maybe_evex prefix instead of vex.
14460 (vec_dupv4sf): Use v constraint instead of x for output
14461 operand except for noavx alternative, use Yv constraint
14462 instead of x for input. Use maybe_evex prefix instead of vex.
14463 (*vec_dupv4si): Likewise.
14464 (*vec_dupv2di): Likewise.
14466 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
14468 PR middle-end/40921
14469 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
14470 (linearize_expr_tree): Call try_special_add_to_ops.
14471 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
14473 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14475 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
14476 to computed stack_usage.
14478 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
14481 * config/avr/avr.md (define_expand "mov<mode>"): If the source
14482 operand is subreg (symbol_ref) then move the symbol ref to register.
14484 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
14486 * tree.c (array_at_struct_end_p): Look through MEM_REF.
14488 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
14490 PR middle-end/71179
14491 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
14494 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
14496 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
14497 ranges by calling get_single_symbol and tidy up. Look more closely
14498 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
14500 2016-05-20 Jeff Law <law@redhat.com>
14502 * bitmap.c (bitmap_find_bit): Remove useless test.
14504 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
14506 * function.c (thread_prologue_and_epilogue_insns): Commit the
14507 insertion of the epilogue.
14509 2016-05-20 Martin Jambor <mjambor@suse.cz>
14511 PR tree-optimization/70884
14512 * tree-sra.c (initialize_constant_pool_replacements): Do not check
14513 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
14514 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
14515 of constant pool data as a reason for scalarization.
14517 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
14519 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
14520 for naked functions.
14521 (thumb1_expand_prologue): Likewise.
14523 2016-05-20 Nathan Sidwell <nathan@acm.org>
14525 * config/nvptx/nptx.c (nvptx_option_override): Only set
14526 flag_toplevel_reorder, if not explicitly specified. Set
14527 flag_no_common, unless explicitly specified.
14529 2016-05-20 David Malcolm <dmalcolm@redhat.com>
14531 * calls.c (can_implement_as_sibling_call_p): Mark param
14532 reg_parm_stack_space with ATTRIBUTE_UNUSED.
14534 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
14536 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
14537 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
14538 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
14540 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
14541 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
14542 and CASE_CONST_ANY.
14544 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
14546 * config/nvptx/nvptx.md (sincossf3): New pattern.
14548 2016-05-20 David Malcolm <dmalcolm@redhat.com>
14550 * calls.c (maybe_complain_about_tail_call): New function.
14551 (initialize_argument_information): Call
14552 maybe_complain_about_tail_call when clearing *may_tailcall.
14553 (can_implement_as_sibling_call_p): Call
14554 maybe_complain_about_tail_call when returning false.
14555 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
14556 ensure try_tail_call is set. Call maybe_complain_about_tail_call
14557 if tail-call optimization fails.
14558 * cfgexpand.c (expand_call_stmt): Initialize
14559 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
14560 * gimple-pretty-print.c (dump_gimple_call): Dump
14561 gimple_call_must_tail_p.
14562 * gimple.c (gimple_build_call_from_tree): Call
14563 gimple_call_set_must_tail with the value of
14564 CALL_EXPR_MUST_TAIL_CALL.
14565 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
14566 (gimple_call_set_must_tail): New function.
14567 (gimple_call_must_tail_p): New function.
14568 * print-tree.c (print_node): Update printing of TREE_STATIC
14569 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
14570 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
14571 trailing comment listing applicable flags.
14572 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
14574 2016-05-20 David Malcolm <dmalcolm@redhat.com>
14576 * calls.c (expand_call): Move "Rest of purposes for tail call
14577 optimizations to fail" to...
14578 (can_implement_as_sibling_call_p): ...this new function, and
14579 split into multiple "if" statements.
14581 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
14583 * cfgloop.h (expected_loop_iterations_unbounded,
14584 expected_loop_iterations): Unconstify.
14585 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
14586 profile with known upper bound; return 3 when profile is absent.
14587 (expected_loop_iterations): Update.
14589 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
14591 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
14592 and get_max_loop_iterations_int.
14594 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
14596 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
14597 realistic upper bounds here.
14599 2016-05-20 Jakub Jelinek <jakub@redhat.com>
14602 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
14603 calls if the LHS is variable length or has addressable type.
14604 If targets[0]->decl is a noreturn call with void return type and
14605 zero arguments, adjust fntype and remove lhs in that case.
14607 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
14609 PR tree-optimization/71079
14610 PR tree-optimization/71206
14611 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
14613 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14615 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
14616 (get_vec_alignment_for_array_decl): Likewise.
14617 (get_vec_alignment_for_record_decl): Likewise.
14618 (increase_alignment::execute): Move code to find alignment to
14619 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
14620 (type_align_map): New hash_map.
14622 2016-05-20 Richard Guenther <rguenther@suse.de>
14624 PR tree-optimization/29756
14625 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
14626 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
14627 * fold-const.c (operand_equal_p): Likewise.
14628 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
14629 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
14630 * tree-inline.c (estimate_operator_cost): Likewise.
14631 * tree-pretty-print.c (dump_generic_node): Likewise.
14632 * tree-ssa-operands.c (get_expr_operands): Likewise.
14633 * cfgexpand.c (expand_debug_expr): Likewise.
14634 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
14635 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
14636 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
14637 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
14638 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
14639 (execute_update_addresses_taken): Do it.
14641 2016-05-20 Richard Biener <rguenther@suse.de>
14643 PR tree-optimization/71185
14644 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
14645 register operations.
14647 2016-05-20 Richard Biener <rguenther@suse.de>
14649 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
14650 gimple_seq_add_seq_without_update.
14651 (release_bb_predicate): Assert we have no operands to free.
14652 (if_convertible_loop_p_1): Calculate post dominators later.
14653 Do not free BB predicates here.
14654 (combine_blocks): Do not recompute BB predicates.
14655 (version_loop_for_if_conversion): Save BB predicates around
14658 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
14660 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
14661 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
14662 code. Ignore sibcalls on EDGE_IGNORE edges.
14663 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
14664 on edges for sibcalls that run without prologue. The rest of the
14665 function is combined from...
14666 (fix_fake_fallthrough_edge): ... this, and ...
14667 (try_shrink_wrapping): ... a part of this. Remove the bb_with
14668 function argument, make it a local variable.
14670 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
14672 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
14673 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
14674 for 32-bit mode and SEH for 64-bit.
14675 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
14676 TARGET_64BIT_DEFAULT.
14678 2016-05-19 Ryan Burn <contact@rnburn.com>
14680 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
14681 * gengtype.c (open_base_files): Add cilk.h to ifiles.
14683 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
14685 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
14686 force pending loads from memory.
14688 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
14690 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
14691 (UNSPEC_DARN_32): New unspec constant.
14692 (UNSPEC_DARN_RAW): New unspec constant.
14693 (darn_32): New instruction.
14694 (darn_raw): New instruction.
14695 (darn): New instruction.
14696 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
14697 support and documentation for this macro.
14698 (BU_P9_MISC_1): New macro definition.
14699 (BU_P9_64BIT_MISC_0): New macro definition.
14700 (BU_P9_MISC_0): New macro definition.
14701 (darn_32): New builtin definition.
14702 (darn_raw): New builtin definition.
14703 (darn): New builtin definition.
14704 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
14705 RS6000_BUILTIN_0 directives to surround each occurrence of
14706 #include "rs6000-builtin.def".
14707 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
14708 RS6000_BTM_64BIT flags to the returned mask, depending on
14710 (def_builtin): Correct an error in the assignments made to the
14711 debugging variable attr_string.
14712 (rs6000_expand_builtin): Add support for no-operand built-in
14714 (builtin_function_type): Remove fatal_error assertion that is no
14716 (rs6000_common_init_builtins): Add support for no-operand built-in
14718 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
14720 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
14722 (RS6000_BTM_64BIT): New macro definition.
14723 * doc/extend.texi: Document __builtin_darn (void),
14724 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
14727 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
14729 * tree-vect-loop.c (vect_analyze_loop_2): Use also
14730 max_loop_iterations_int.
14732 2016-05-19 Marek Polacek <polacek@redhat.com>
14734 PR tree-optimization/71031
14735 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
14736 condition and adjust the code a bit.
14738 2016-05-19 Martin Liska <mliska@suse.cz>
14740 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
14741 auto_vec instead of vec.
14743 2016-05-19 Martin Liska <mliska@suse.cz>
14745 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
14747 2016-05-19 Martin Liska <mliska@suse.cz>
14749 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
14751 2016-05-19 Martin Liska <mliska@suse.cz>
14753 * ipa-pure-const.c (set_function_state): Remove an existing
14755 (remove_node_data): Do not free it as it's released
14756 in set_function_state.
14758 2016-05-19 Martin Liska <mliska@suse.cz>
14760 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
14763 2016-05-19 Martin Liska <mliska@suse.cz>
14765 * omp-simd-clone.c (simd_clone_adjust): Release vector.
14767 2016-05-19 Martin Liska <mliska@suse.cz>
14769 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
14770 an auto_vec instead of re-creating it.
14772 2016-05-19 Martin Liska <mliska@suse.cz>
14774 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
14775 auto_vec instead of vec.
14777 2016-05-19 Martin Liska <mliska@suse.cz>
14779 * lto-section-in.c (lto_get_section_data): Call
14780 lto_check_version with additional argument.
14781 * lto-streamer.c (lto_check_version): Add new argument.
14782 * lto-streamer.h (lto_check_version): Likewise.
14784 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14786 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
14787 Don't add cost of inner memory when handling sign-extended loads.
14789 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
14791 PR rtl-optimization/71148
14792 * cse.c (cse_main): Free dominance info.
14793 (rest_of_handle_cse): Don't free dominance info.
14794 (rest_of_handle_cse2): Likewise.
14795 (rest_of_handle_cse_after_global_opts): Likewise.
14797 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14800 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
14801 NULL_TREE early if NEON is not available. Remove now redundant check
14802 in ARM_CHECK_BUILTIN_MODE.
14804 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
14807 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
14808 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
14809 * doc/cpp.texi: Document new macros.
14811 2016-05-19 Bin Cheng <bin.cheng@arm.com>
14813 PR tree-optimization/69848
14814 * tree-vect-loop.c (vectorizable_reduction): Don't factor
14815 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
14817 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
14819 * function.c (thread_prologue_and_epilogue_insn): Move the
14820 "goto epilogue_done" one block later.
14822 2016-05-19 Richard Biener <rguenther@suse.de>
14824 PR tree-optimization/70729
14825 * passes.def: Move LIM pass before PRE. Remove no longer
14826 required copyprop and move first DCE out of the loop pipeline.
14828 2016-05-18 David Malcolm <dmalcolm@redhat.com>
14831 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
14832 (OBJS-libcommon-target): ...here.
14833 * opts-common.c: Include spellcheck.h.
14834 (cmdline_handle_error): Build a vec of valid options and use it
14835 to suggest provide hints for misspelled arguments.
14837 2016-05-18 Jakub Jelinek <jakub@redhat.com>
14840 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
14841 lhs if it has TREE_ADDRESSABLE type.
14843 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
14846 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
14847 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
14849 2016-05-18 Martin Jambor <mjambor@suse.cz>
14852 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
14853 input for NOP_EXPR pass-through functions.
14854 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
14855 aggregate global constant VAR_DECLs in constant jump functions.
14857 2016-05-18 Martin Jambor <mjambor@suse.cz>
14860 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
14861 from TREE_READONLY parameters.
14863 2016-05-18 Martin Jambor <mjambor@suse.cz>
14866 * cgraph.h (cgraph_indirect_call_info): New field
14867 guaranteed_unmodified.
14868 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
14869 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
14871 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
14872 pass the parameter value to ipa_find_agg_cst_for_param.
14873 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
14874 guaranteed_unmodified, store AA results there instead of bailing out
14876 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
14877 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
14878 (find_constructor_constant_at_offset): New function.
14879 (ipa_find_agg_cst_from_init): Likewise.
14880 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
14881 static initializers of contants, report back through a new paameter
14882 from_global_constant if that was the case.
14883 (try_make_edge_direct_simple_call): Also pass parameter value to
14884 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
14886 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
14887 (ipa_read_indirect_edge_info): Likewise.
14888 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
14889 (ipa_load_from_parm_agg): Likewise.
14891 2016-05-18 Jiong Wang <jiong.wang@arm.com>
14893 PR rtl-optimization/71150
14894 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
14897 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
14900 * config/rs6000/constraints.md (wE constraint): New constraint
14901 for a vector constant that can be loaded with XXSPLTIB.
14902 (wM constraint): New constraint for a vector constant of a 1's.
14903 (wS constraint): New constraint for a vector constant that can be
14904 loaded with XXSPLTIB and a vector sign extend instruction.
14905 * config/rs6000/predicates.md (xxspltib_constant_split): New
14906 predicates for wE/wS constraints.
14907 (xxspltib_constant_nosplit): Likewise.
14908 (easy_vector_constant): Add support for constants that can be
14909 loaded via XXSPLTIB.
14910 (all_ones_constant): New predicate for vector constant with all
14912 (splat_input_operand): Add support for ISA 3.0 word splat operations.
14913 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
14914 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
14915 instruction and possibly with a sign extension.
14916 (output_vec_const_move): Add support for XXSPLTIB. If we are
14917 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
14918 instead of XXLXOR/XXLORC.
14919 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
14921 (rs6000_legitimize_reload_address): Likewise.
14922 (rs6000_output_move_128bit): Use output_vec_const_move to emit
14924 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
14925 combine VSX_M and VSX_M2 into one iterator.
14926 (VSX_M2): Likewise.
14927 (VSINT_84): New iterators for loading constants with XXSPLTIB.
14928 (VSINT_842): Likewise.
14929 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
14930 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
14931 XXSPLTIB instruction.
14932 (xxspltib_<mode>_nosplit): Likewise.
14933 (xxspltib_<mode>_split): New insn to load up constants with
14934 XXSPLTIB and a sign extend instruction.
14935 (vsx_mov<mode>): Replace single move that handled all vector types
14936 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
14937 moves (when -mvsx-timode is in effect) into the main vector
14938 moves. Eliminate separate moves for <VSr> <VSa>, where the
14939 preferred register class (<VSr>) is listed first, and the
14940 secondary register class (<VSa>) is listed second with a '?' to
14941 discourage use. Prefer loading 0/-1 in any VSX register for ISA
14942 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
14943 that if the register was involved in a slow operation, the
14944 clear/set operation does not wait for the slow operation to
14945 finish. Adjust the length attributes for 32-bit mode. Use
14946 rs6000_output_move_128bit and drop the use of the string
14947 instructions for 32-bit movti when -mvsx-timode is in effect. Use
14948 spacing so that the alternatives and attributes don't generate
14949 long lines, and put things in columns, so that it is easier to
14950 match up the operands and attributes with the insn alternatives.
14951 (vsx_mov<mode>_64bit): Likewise.
14952 (vsx_mov<mode>_32bit): Likewise.
14953 (vsx_movti_64bit): Fold movti into normal vector moves.
14954 (vsx_movti_32bit): Likewise.
14955 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
14956 splat instructions.
14957 (vsx_splat_v4si_internal): Likewise.
14958 (vsx_splat_v4sf_internal): Likewise.
14959 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
14960 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
14961 extend vector elements.
14962 (vsx_sign_extend_hi_<mode>): Likewise.
14963 (vsx_sign_extend_si_v2di): Likewise.
14964 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
14966 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
14967 constraints. Add trailing period to wL documentation.
14969 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
14971 PR middle-end/71020
14972 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
14973 * tree-dfa.c (replace_abnormal_ssa_names): New function.
14974 * tree-call-cdce.c: Include tree-dfa.h.
14975 (can_guard_call_p): New function, extracted from...
14976 (can_use_internal_fn): ...here.
14977 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
14979 (shrink_wrap_one_built_in_call): Likewise.
14980 (use_internal_fn): Likewise.
14981 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
14982 and return void. Call replace_abnormal_ssa_names.
14983 (pass_call_cdce::execute): Check can_guard_call_p during the
14984 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
14985 will always change something.
14987 2016-05-18 Martin Jambor <mjambor@suse.cz>
14990 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
14991 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
14993 2016-05-18 Martin Jambor <mjambor@suse.cz>
14996 * ipa-inline.h (condition): New field size.
14997 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
14998 for comaprison and store it into the new condition.
14999 (evaluate_conditions_for_known_args): Use condition size to check
15000 access sizes for all but CHANGED conditions.
15001 (unmodified_parm_1): New parameter size_p, store access size into it.
15002 (unmodified_parm): Likewise.
15003 (unmodified_parm_or_parm_agg_item): Likewise.
15004 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
15005 (set_cond_stmt_execution_predicate): Extract access sizes and store
15006 them to conditions.
15007 (set_switch_stmt_execution_predicate): Likewise.
15008 (will_be_nonconstant_expr_predicate): Likewise.
15009 (will_be_nonconstant_predicate): Likewise.
15010 (inline_read_section): Stream condition size.
15011 (inline_write_summary): Likewise.
15013 2016-05-18 Richard Biener <rguenther@suse.de>
15015 * tree-ssa-loop-im.c (determine_max_movement): Properly add
15016 condition cost to PHI cost instead of total_cost.
15018 2016-05-18 Martin Liska <mliska@suse.cz>
15021 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
15024 2016-05-18 Richard Biener <rguenther@suse.de>
15026 * lto-streamer.h (LTO_major_version): Bump to 6.
15028 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
15030 * function.c (make_split_prologue_seq, make_prologue_seq,
15031 make_epilogue_seq): New functions, factored out from...
15032 (thread_prologue_and_epilogue_insns): Here.
15034 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
15036 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
15037 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
15038 of before. Add a comment.
15040 2016-05-18 Bin Cheng <bin.cheng@arm.com>
15042 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
15043 expression pointer, not pointer to the pointer.
15045 2016-05-18 Jakub Jelinek <jakub@redhat.com>
15047 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
15048 (avx2_pbroadcast<mode>): Add another alternative with v instead
15049 of x constraints in it, using <pbroadcast_evex_isa> isa.
15050 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
15052 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
15053 constraint x instead of v in second alternative, add avx512bw
15056 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
15057 constraint x instead of v in second alternative, add avx512bw
15060 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
15061 constraint x instead of v in second alternative, add avx512bw
15064 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
15065 avx512bw alternative.
15067 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
15069 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
15070 array to 128 chars.
15071 (define_insn "*andnottf3"): Ditto.
15072 (define_insn "*<code><mode>3"/any_logic): Ditto.
15073 (define_insn "*<code>tf3"/any_logic): Ditto.
15074 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
15075 operand to block AVX-512VL insn variant emit when it is not enabled.
15077 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
15079 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
15080 constraint fot SF mode.
15082 2016-05-18 Petr Murzin <petr.murzin@intel.com>
15083 Kirill Yukhin <kirill.yukhin@intel.com>
15085 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
15087 (define_insn "rsqrt14<mode>"): Ditto.
15088 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
15089 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
15090 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
15091 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
15092 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
15094 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
15095 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
15096 * config/i386/i386.c (ix86_print_operand): Expand check for size
15097 override codes for Intel syntax.
15099 2016-05-18 Richard Biener <rguenther@suse.de>
15101 PR tree-optimization/71168
15102 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
15103 initialization earlier.
15105 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
15107 * config/aarch64/aarch64-simd.md
15108 (aarch64_reduc_plus_internal<mode>): Rename to...
15109 (reduc_plus_scal): ...This, and remove previous implementation.
15111 2016-05-18 Richard Biener <rguenther@suse.de>
15113 * passes.def: Put late dse and cd_dce in canonical order.
15115 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
15117 * ipa-inline-transform.c (preserve_function_body_p): Look for
15118 first non-thunk clone.
15119 (save_function_body): Save into first non-thunk.
15120 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
15122 (lto_output_node): Inline thunks don't need body in every
15124 * lto-streamer-in.c: Do not fixup thunk clones.
15125 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
15127 * tree-inline.c (copy_bb): Be prepared for target node to be new after
15130 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
15132 PR middle-end/63586
15133 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
15134 (reassociate_bb): Call transform_add_to_multiply.
15136 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
15138 * config/aarch64/aarch64.c (all_extensions): Removed unused
15141 2016-05-17 Nathan Sidwell <nathan@acm.org>
15143 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
15144 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
15146 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
15148 PR tree-optimization/54579
15149 PR middle-end/55299
15150 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
15152 2016-05-17 Marek Polacek <polacek@redhat.com>
15155 * tree-inline.c (expand_call_inline): Call
15156 maybe_remove_unused_call_args.
15158 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
15160 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
15161 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
15162 * doc/md.texi (fmin@var{m}3): Likewise.
15164 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
15166 * match.pd (X & C): New transformation.
15168 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
15170 * match.pd (~X & Y): New transformation.
15172 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
15174 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
15175 information for new SSA_NAME.
15176 (simplify_conversion_using_ranges): Get range through get_range_info
15177 instead of get_value_range.
15179 2016-05-17 Jiong Wang <jiong.wang@arm.com>
15181 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
15182 Remove inline assembly.
15183 (vmvn_s16): Likewise.
15184 (vmvn_s32): Likewise.
15185 (vmvn_u8): Likewise.
15186 (vmvn_u16): Likewise.
15187 (vmvn_u32): Likewise.
15188 (vmvnq_s8): Likewise.
15189 (vmvnq_s16): Likewise.
15190 (vmvnq_s32): Likewise.
15191 (vmvnq_u8): Likewise.
15192 (vmvnq_u16): Likewise.
15193 (vmvnq_u32): Likewise.
15194 (vmvn_p8): Likewise.
15195 (vmvnq_p16): Likewise.
15197 2016-05-17 Jiong Wang <jiong.wang@arm.com>
15199 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
15201 (vmul_n_s16): Likewise.
15202 (vmul_n_s32): Likewise.
15203 (vmul_n_u16): Likewise.
15204 (vmul_n_u32): Likewise.
15205 (vmulq_n_f32): Likewise.
15206 (vmulq_n_f64): Likewise.
15207 (vmulq_n_s16): Likewise.
15208 (vmulq_n_s32): Likewise.
15209 (vmulq_n_u16): Likewise.
15210 (vmulq_n_u32): Likewise.
15212 2016-05-17 Jiong Wang <jiong.wang@arm.com>
15214 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
15215 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
15217 2016-05-17 Jiong Wang <jiong.wang@arm.com>
15219 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
15220 to *aarch64_fma4_elt_from_dup<mode>.
15221 (*aarch64_fnma4_elt_to_128df): Rename to
15222 *aarch64_fnma4_elt_from_dup<mode>.
15223 * config/aarch64/arm_neon.h (vfma_n_f64): New.
15224 (vfms_n_f32): Likewise.
15225 (vfms_n_f64): Likewise.
15226 (vfmsq_n_f32): Likewise.
15227 (vfmsq_n_f64): Likewise.
15229 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
15231 * wide-int.h: Change fixed_wide_int_storage from class to struct.
15233 2016-05-17 Richard Biener <rguenther@suse.de>
15235 PR tree-optimization/71132
15236 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
15237 Only add control dependences for blocks in the loop.
15238 (build_rdg): Adjust.
15239 (generate_code_for_partition): Return whether loop should
15240 be destroyed and delay that.
15241 (distribute_loop): Likewise.
15242 (pass_loop_distribution::execute): Record loops to be destroyed
15243 and perform delayed destroying of loops.
15245 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15248 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
15250 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
15252 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
15254 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
15257 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
15258 insertion point for instructions generated by validize_mem.
15260 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
15262 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
15265 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
15267 * config/aarch64/aarch64.c
15268 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
15269 rather than a macro.
15271 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
15273 * doc/invoke.texi (AArch64 Options): Various updates.
15275 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15277 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
15278 into instrumentation thunks.
15279 * cif-code.def (CIF_CHKP): New.
15281 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
15283 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
15285 2016-05-16 Martin Jambor <mjambor@suse.cz>
15287 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
15288 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
15290 2016-05-16 Marek Polacek <polacek@redhat.com>
15292 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
15295 2016-05-16 Martin Jambor <mjambor@suse.cz>
15298 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
15299 the outlined kernel function.
15301 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
15303 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
15304 (ISA_HAS_DLSA): Ditto.
15306 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
15308 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
15310 2016-05-16 Nathan Sidwell <nathan@acm.org>
15312 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
15313 (nvptx_name_replacement): Restore. Add comment.
15314 (write_fn_proto, write_fn_proto_from_insn,
15315 nvptx_output_call_insn): Restore
15316 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
15318 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
15320 * config/aarch64/aarch64.md
15321 (add<mode>3_compareC_cconly_imm): Remove use of %w.
15322 (add<mode>3_compareC_imm): Likewise.
15323 (<optab>si3_uxtw): Split into register and immediate variants.
15324 (andsi3_compare0_uxtw): Likewise.
15325 (and<mode>3_compare0): Likewise.
15326 (and<mode>3nr_compare0): Likewise.
15327 (stack_protect_test_<mode>): Don't use %x for memory operands.
15329 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
15331 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
15333 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
15335 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
15336 Split integer shifts into shift_reg and bfm.
15337 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
15338 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
15339 (ror<mode>3_insn): Likewise.
15340 (<optab>si3_insn_uxtw): Likewise.
15341 (<optab><mode>3_insn): Change to rotate_imm.
15342 (extr<mode>5_insn_alt): Likewise.
15343 (extrsi5_insn_uxtw): Likewise.
15344 (extrsi5_insn_uxtw_alt): Likewise.
15346 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
15348 * doc/tm.texi: Regenerate.
15349 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
15350 (TARGET_INVALID_RETURN_TYPE): Remove.
15351 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
15352 TARGET_INVALID_RETURN_TYPE.
15353 * target.def (invalid_parameter_type): Remove.
15354 (invalid_return_type): Remove.
15356 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15358 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
15359 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
15361 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
15363 (preserve_function_body_p): No need to preserve function body
15364 * cif-codes.def (CIF_THUNK): Remove.
15365 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
15367 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15369 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
15371 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15373 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
15376 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15378 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
15379 (inline_small_functions): Do not look for function symbol when
15382 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15384 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
15387 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
15388 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15389 Jiong Wang <jiong.wang@arm.com>
15391 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
15392 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
15393 Define __ARM_FP16_ARGS when appropriate.
15394 * config/arm/arm.c (arm_invalid_parameter_type): Remove
15396 (arm_invalid_return_type): Likewise.
15397 (TARGET_INVALID_PARAMETER_TYPE): Remove.
15398 (TARGET_INVALID_RETURN_TYPE): Remove.
15399 (aapcs_vfp_sub_candidate): Allow HFmode.
15400 (aapcs_vfp_allocate): Add comment. Support HFmode.
15401 (aapcs_vfp_allocate_return_reg): Likewise.
15402 (struct aapcs_cp_arg_layout): Slightly reword comments for
15403 is_return_candidate and allocate_return_reg.
15404 (output_mov_vfp): Update assert.
15405 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
15407 (arm_invalid_parameter_type): Remove.
15408 (amr_invalid_return_type): Remove.
15409 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
15410 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
15411 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
15413 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
15415 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
15416 * config/aarch64/arch64-protos.h
15417 (aarch64_legitimize_reload_address): Remove.
15418 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
15421 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
15423 * configure.ac: Add ACX_NONCANONICAL_HOST.
15424 * configure: Regenerate.
15425 * Makefile.in: Set host_noncanonical.
15427 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
15430 * config/i386/i386.md (*movtf_internal): Before register allocation,
15431 do not allow FP constants for CM_MEDIUM memory model, allow only
15432 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
15433 (*movxf_internal): Ditto.
15434 (*movdf_internal): Ditto.
15435 (*movsf_internal): Ditto.
15437 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
15439 PR rtl-optimization/67483
15440 * combine.c (make_compound_operation): Don't call extract_left_shift
15441 with negative shift amounts.
15443 2016-05-13 Jakub Jelinek <jakub@redhat.com>
15446 * fold-const.c (fold_checksum_tree): Allow modification
15447 of TYPE_ALIAS_SET during folding.
15449 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
15450 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
15451 (ix86_split_to_parts): Likewise. Fix up formatting.
15453 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
15455 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
15456 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
15459 2016-05-13 Nathan Sidwell <nathan@acm.org>
15461 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
15462 (nvptx_name_replacement): Delete.
15463 (write_fn_proto, write_fn_proto_from_insn,
15464 nvptx_output_call_insn): Remove nvptx_name_replacement call.
15465 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
15466 * langhooks.c (add_builtin_funcction_common): Call
15467 targetm.mangle_decl_assembler_name.
15469 * config/nvptx/nvptx.c (write_fn_proto): Handle
15470 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
15472 2016-05-13 Martin Liska <mliska@suse.cz>
15474 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
15475 and PRIu64 in printf format.
15477 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15479 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
15482 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15484 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
15485 Change --param max-completely-peeled-times to
15486 --param max-completely-peel-times in dump file printing.
15488 2016-05-13 Richard Biener <rguenther@suse.de>
15490 PR tree-optimization/42587
15491 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
15492 (find_bswap_or_nop_1): Likewise.
15493 (bswap_replace): Likewise.
15495 2016-05-13 Martin Liska <mliska@suse.cz>
15497 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
15498 Initialize a variable with default value.
15500 2016-05-13 Martin Liska <mliska@suse.cz>
15502 * doc/invoke.texi: Enhance explanation of error recovery
15505 2016-05-13 Martin Liska <mliska@suse.cz>
15507 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
15508 (struct cost_pair): Change inv_expr_id (int) to inv_expr
15509 (iv_inv_expr_ent *).
15510 (struct iv_inv_expr_ent): Comment struct fields.
15511 (sort_iv_inv_expr_ent): New function.
15512 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
15513 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
15514 a hash_map between iv_inv_expr_ent and number of usages.
15515 (niter_for_exit): Fix coding style.
15516 (tree_ssa_iv_optimize_init): Use renamed variable.
15517 (determine_base_object): Fix coding style.
15518 (alloc_iv): Likewise.
15519 (find_interesting_uses_outside): Likewise.
15520 (add_candidate_1): Likewise.
15521 (add_standard_iv_candidates): Likewise.
15522 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
15523 (prepare_decl_rtl): Fix coding style.
15524 (get_address_cost): Likewise.
15525 (get_shiftadd_cost): Likewise.
15526 (force_expr_to_var_cost): Likewise.
15527 (compare_aff_trees): Likewise.
15528 (get_expr_id): Restructure the function.
15529 (get_loop_invariant_expr_id): Renamed to
15530 get_loop_invariant_expr.
15531 (get_computation_cost_at): Replace usage of inv_expr_id with
15533 (get_computation_cost): Likewise.
15534 (determine_group_iv_cost_generic): Likewise.
15535 (determine_group_iv_cost_address): Likewise.
15536 (iv_period): Fix coding style.
15537 (iv_elimination_compare_lt): Likewise.
15538 (may_eliminate_iv): Likewise.
15539 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
15541 (determine_group_iv_costs): Dump invariant expressions.
15542 (iv_ca_recount_cost): Use the newly added hash_map.
15543 (iv_ca_set_remove_invariants): Fix coding style.
15544 (iv_ca_set_add_invariants): Fix coding style.
15545 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
15547 (iv_ca_set_cp): Likewise.
15548 (iv_ca_new): Initialize the newly added hash_map and remove
15549 initialization of fields.
15550 (iv_ca_free): Delete the hash_map.
15551 (iv_ca_dump): Dump invariant expressions.
15552 (iv_ca_extend): Fix coding style.
15553 (try_add_cand_for): Likewise.
15554 (create_new_ivs): Dump information about # of avg iterations and
15555 # of used invariant expressions.
15556 (rewrite_use_compare): Fix coding style.
15557 (free_loop_data): Set default value for max_inv_expr_id.
15559 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
15561 * cse.c (rest_of_handle_cse): Use cleanup_cfg
15562 returned value cse_cfg_altered computation.
15563 (rest_of_handle_cse2): Likewise.
15564 (rest_of_handle_cse_after_global_opts): Likewise.
15566 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15569 * config/arm/arm.c (arm32_output_mi_thunk): New.
15570 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
15571 to split Thumb1 vs TARGET_32BIT functionality.
15572 (arm_thumb1_mi_thunk): New.
15574 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15576 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
15579 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15582 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
15584 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
15586 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
15587 (expand_builtin_trap): Emit a regular call.
15588 (set_builtin_user_assembler_name): Remove obsolete cases.
15589 * dse.c (scan_insn): Adjust.
15590 * except.c: Include calls.h.
15591 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
15592 emit a regular call to setjmp.
15593 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
15594 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
15595 (emit_block_move_via_libcall): Delete.
15596 (block_move_fn): Delete.
15597 (init_block_move_fn): Likewise.
15598 (emit_block_move_libcall_fn): Likewise.
15599 (emit_block_op_via_libcall): New function.
15600 (set_storage_via_libcall): Tidy up and use memset builtin.
15601 (block_clear_fn): Delete.
15602 (init_block_clear_fn): Likewise.
15603 (clear_storage_libcall_fn): Likewise.
15604 (expand_assignment): Call emit_block_move_via_libcall.
15605 Do not include gt-expr.h.
15606 * expr.h (emit_block_op_via_libcall): Declare.
15607 (emit_block_copy_via_libcall): New inline function.
15608 (emit_block_move_via_libcall): Likewise.
15609 (emit_block_comp_via_libcall): Likewise.
15610 (block_clear_fn): Delete.
15611 (init_block_move_fn): Likewise.
15612 (init_block_clear_fn): Likewise.
15613 (emit_block_move_via_libcall): Likewise.
15614 (set_storage_via_libcall): Add default parameter value.
15615 * libfuncs.h (enum libfunc_index): Remove obsolete values.
15616 (abort_libfunc): Delete.
15617 (memcpy_libfunc): Likewise.
15618 (memmove_libfunc): Likewise.
15619 (memcmp_libfunc): Likewise.
15620 (memset_libfunc): Likewise.
15621 (setbits_libfunc): Likewise.
15622 (setjmp_libfunc): Likewise.
15623 (longjmp_libfunc): Likewise.
15624 (profile_function_entry_libfunc): Likewise.
15625 (profile_function_exit_libfunc): Likewise.
15626 (gcov_flush_libfunc): Likewise.
15627 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
15628 and DECL_VISIBILITY on the declaration.
15629 (init_optabs): Do not initialize obsolete libfuncs.
15630 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
15631 * tree-core.h (ECF_RET1): Define.
15632 (ECF_TM_PURE): Adjust.
15633 (ECF_TM_BUILTIN): Likewise.
15634 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
15635 (build_common_builtin_nodes): Initialize abort builtin.
15636 Add ECF_RET1 on memcpy, memmove and memset builtins.
15637 Pass final flags for alloca and alloca_with_align builtins.
15638 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
15640 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
15641 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
15642 set_storage_via_libcall and call emit_block_copy_via_libcall.
15644 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
15646 * config/i386/i386.md (*call_got_x32): Change operand 0 to
15647 DImode before it is passed to ix86_output_call_operand.
15648 (*call_value_got_x32): Ditto for operand 1.
15650 2016-05-12 Jiong Wang <jiong.wang@arm.com>
15652 PR rtl-optimization/70904
15653 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
15654 reload for wide mode.
15656 2016-05-12 Marek Polacek <polacek@redhat.com>
15659 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
15660 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
15661 * langhooks.h (incomplete_type_error): Likewise.
15662 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
15663 parameter, pass it down to incomplete_type_error.
15664 * tree.h (size_in_bytes): New inline overload.
15665 (size_in_bytes_loc): Renamed from size_in_bytes.
15667 2016-05-12 Richard Biener <rguenther@suse.de>
15669 PR tree-optimization/71059
15670 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
15671 nary before looking up or entering the expression into the VN
15673 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
15674 Make sure to re-use NARYs without result as inserted by
15677 2016-05-12 Richard Biener <rguenther@suse.de>
15679 PR tree-optimization/71062
15680 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
15682 * tree-ssa-structalias.c (set_uids_in_ptset): Set
15683 vars_contains_restrict if the var is a restrict tag.
15684 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
15685 do not disambiguate pointers against it.
15686 (dump_points_to_solution): Re-structure and adjust for new
15687 vars_contains_restrict flag.
15688 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
15690 2016-05-12 Martin Liska <mliska@suse.cz>
15692 * doc/invoke.texi: Explain connection between
15693 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
15695 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
15697 PR tree-optimization/71006
15698 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
15699 consider COND_EXPR as a mask producer.
15701 2016-05-12 Marek Polacek <polacek@redhat.com>
15704 * opts.c (common_handle_option): Detect missing argument for --help^.
15706 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15709 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
15710 when popping the PC and within an interrupt handler routine.
15711 Add missing tab to output of "ldmfd".
15712 (output_return_instruction): Output LDMFD with SP update rather
15713 than POP when returning from interrupt handler.
15715 2016-05-12 Jakub Jelinek <jakub@redhat.com>
15717 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
15718 TARGET_64BIT && TARGET_AVX512DQ.
15719 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
15720 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
15721 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
15722 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
15723 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
15724 (*vec_extractv4si_zext): Add avx512dq alternative.
15725 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
15726 use v instead of x constraint in other alternatives where possible.
15728 * config/i386/sse.md (sse2_loadld): Use v instead of x
15729 constraint in alternatives 0,1,4.
15731 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
15732 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
15733 v constraints instead of x and <pinsr_evex_isa> isa attribute.
15736 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
15737 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
15738 is not emitted unless TARGET_AVX512BW.
15739 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
15740 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
15741 for the result operand.
15743 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
15744 constraint instead of x in avx alternatives. Use maybe_evex instead
15747 * config/i386/constraints.md (Yv): New constraint.
15748 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
15749 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
15750 * config/i386/i386.md (avx512fvecmode): New mode attr.
15751 (*pushtf): Use v constraint instead of x.
15752 (*movtf_internal): Likewise. For TARGET_AVX512VL and
15753 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
15754 (*absneg<mode>2): Use Yv constraint instead of x constraint.
15755 (*absnegtf2_sse): Likewise.
15756 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
15757 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
15758 avx512f alternatives.
15759 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
15761 2016-05-12 Richard Biener <rguenther@suse.de>
15763 PR tree-optimization/71060
15764 * tree-data-ref.c (initialize_data_dependence_relation): Do not
15765 require exact match of DR_BASE_OBJECT but only matching address and
15768 2016-05-12 Richard Biener <rguenther@suse.de>
15770 PR tree-optimization/70986
15771 * cfganal.c: Include cfgloop.h.
15772 (dfs_find_deadend): Prefer to take edges exiting loops.
15774 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15776 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
15777 compile and run time.
15779 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
15782 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
15784 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
15786 * config/i386/i386.c (legitimize_pic_address): Use
15787 copy_to_suggested_reg instead of gen_movsi.
15789 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
15791 * config/rs6000/predicates.md (quad_memory_operand): Move most of
15792 the code into quad_address_p and call it to share code with
15793 vsx_quad_dform_memory_operand.
15794 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
15796 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
15797 bit instead of being a separate word. Split -mpower9-dform into
15798 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
15799 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
15800 for the register class supporting 128-bit quad word memory offsets.
15801 (mode_supports_vsx_dform_quad): Helper function to return if the
15802 register class uses quad word memory offsets.
15803 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
15804 (rs6000_debug_reg_global): Always print if we are using LRA or not.
15805 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
15806 instructions are enabled, set up the appropriate addr_masks for
15808 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
15809 -mpower9-dform-scalar, instead of -mpower9-dform.
15810 (rs6000_option_override_internal): Split -mpower9-dform into two
15811 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
15812 -mpower9-dform switch sets or clears both. If we are not using
15813 the LRA register allocator, do not enable -mpower9-dform-vector by
15814 default. If we are using LRA, enable -mpower9-dform-vector and
15815 -mvsx-timode if it is appropriate. Issue a warning if either
15816 -mpower9-dform-vector or -mvsx-timode are explicitly used without
15818 (quad_address_offset_p): New helper function to return if the
15819 offset is legal for quad word memory instructions.
15820 (quad_address_p): New function to determin if GPR or vector
15821 register quad word memory addresses are legal.
15822 (mem_operand_gpr): Validate quad word address offsets.
15823 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
15824 d-form (register + offset) instructions.
15825 (offsettable_ok_by_alignment): Likewise.
15826 (rs6000_legitimate_offset_address_p): Likewise.
15827 (legitimate_lo_sum_address_p): Likewise.
15828 (rs6000_legitimize_address): Likewise.
15829 (rs6000_legitimize_reload_address): Add more debug statements for
15831 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
15832 d-form instructions.
15833 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
15834 d-form instructions. Distinguish different cases in debug
15835 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
15836 d-form instructions.
15837 (rs6000_preferred_reload_class): Likewise.
15838 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
15839 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
15840 of the ISA 2.06 indexed memory instructions.
15841 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
15842 use them to save/restore the saved vector registers instead of
15843 using Altivec instructions.
15844 (rs6000_emit_epilogue): Likewise.
15845 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
15846 (rs6000_opt_masks): Split -mpower9-dform into
15847 -mpower9-dform-scalar and -mpower9-dform-vector.
15848 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
15850 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
15851 ISA 3.0 vector indexed memory instructions, and fold the code into
15852 the normal mov<mode> patterns.
15853 (p9_vecstore_<mode>): Likewise.
15854 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
15856 (vsx_movti_64bit): Likewise.
15857 (vsx_movti_32bit): Likewise.
15858 * config/rs6000/constraints.md (wO constraint): New constraint for
15859 ISA 3.0 vector d-form support.
15860 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
15861 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
15862 include -mpower9-dform-vector until we switch over to LRA.
15863 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
15864 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
15865 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
15866 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
15867 for -mpower9-dform and -mlra.
15868 * doc/md.texi (wO constraint): Document wO constraint.
15870 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
15872 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
15873 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
15874 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
15875 Move handling of non-insn arguments inline into the sole user:
15876 (output_trans_func): ...here.
15877 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
15878 in emitted function prototype.
15879 (output_internal_insn_latency_func): Ditto. Simplify.
15880 (output_internal_maximal_insn_latency_func): Ditto. Delete
15881 always-unused argument.
15882 (output_insn_latency_func): Ditto.
15883 (output_maximal_insn_latency_func): Ditto.
15885 2016-05-11 Richard Biener <rguenther@suse.de>
15887 PR tree-optimization/71055
15888 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
15889 sth with precision not equal to access size verify we don't chop
15892 2016-05-11 Richard Biener <rguenther@suse.de>
15895 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
15896 (dwarf2out_finish): Move retry_incomplete_types call ...
15897 (dwarf2out_early_finish): ... here.
15899 2016-05-11 Richard Biener <rguenther@suse.de>
15901 PR middle-end/71002
15902 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
15903 if the langhook insists on it.
15904 * fold-const.c (make_bit_field_ref): Add arg for the original
15905 reference and preserve its alias-set.
15906 (decode_field_reference): Take exp by reference and adjust it
15907 to the original memory reference.
15908 (optimize_bit_field_compare): Adjust callers.
15909 (fold_truth_andor_1): Likewise.
15910 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
15912 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
15914 PR middle-end/70807
15915 * cfgrtl.h (delete_insn_and_edges): Now return bool.
15916 * cfgrtl.c (delete_insn_and_edges): Likewise.
15917 * config/i386/i386.c (convert_scalars_to_vector): Remove
15919 * cse.c (cse_insn): Compute cse_cfg_altered.
15920 (delete_trivially_dead_insns): Likewise.
15921 (cse_cc_succs): Likewise.
15922 (rest_of_handle_cse): Free dominance info if required.
15923 (rest_of_handle_cse2): Likewise.
15924 (rest_of_handle_cse_after_global_opts): Likewise.
15926 2016-05-11 Alan Modra <amodra@gmail.com>
15928 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
15929 abi_v4_pass_in_fpr): New functions.
15930 (rs6000_function_arg_boundary): Exclude complex IBM long double
15931 from 64-bit alignment when ABI_V4.
15932 (rs6000_function_arg, rs6000_function_arg_advance_1,
15933 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
15935 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
15937 PR rtl-optimization/71028
15938 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
15939 jump with just a return in the fallthrough block if the branch
15940 block contains just a return as well.
15942 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
15944 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
15945 * match.pd ((X & Y) ^ Y): ... this.
15946 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
15947 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
15949 2016-05-10 David Malcolm <dmalcolm@redhat.com>
15951 * read-md.c (require_char_ws): New function.
15952 (read_string): Simplify using require_char_ws.
15953 (handle_constants): Likewise.
15954 (handle_enum): Likewise.
15955 (handle_file): Likewise.
15956 * read-md.h (require_char_ws): New declaration.
15957 * read-rtl.c (read_conditions): Simplify using require_char_ws.
15958 (read_mapping): Likewise.
15959 (read_rtx_code): Likewise.
15960 (read_nested_rtx): Likewise.
15962 2016-05-10 James Norris <jnorris@codesourcery.com>
15964 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
15965 if offloading is enabled and -fopenacc or -fopenmp is specified.
15966 (CRTOFFLOADEND): Likewise.
15967 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
15968 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
15970 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
15972 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
15973 gotoff_operand code paths. Use copy_to_suggested_regs and
15974 expand_simple_binop where appropriate. Cleanup.
15976 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
15979 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
15981 (dimode_scalar_chain::vector_const_cost): New.
15982 (dimode_scalar_chain::compute_convert_gain): Handle constants.
15983 (dimode_scalar_chain::convert_op): Likewise.
15984 (dimode_scalar_chain::convert_insn): Likewise.
15986 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
15988 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
15989 unary operation, not a binary one.
15991 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
15993 PR middle-end/70877
15994 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
15995 calls with type casted fndecl.
15997 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
15999 PR tree-optimization/70786
16000 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
16001 * calls.c (initialize_argument_information): Bind bounds
16002 with corresponding args passed by reference.
16004 2016-05-10 Jakub Jelinek <jakub@redhat.com>
16007 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
16008 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
16009 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
16012 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16015 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
16016 code for a zero scale factor.
16017 (vsx_xvcvdpuxds_scale): Likewise.
16019 2016-05-10 David Malcolm <dmalcolm@redhat.com>
16021 * diagnostic-show-locus.c (layout::layout): Call show_ruler
16022 if show_ruler_p was set on the context.
16023 (layout::show_ruler): New method.
16024 * diagnostic.h (struct diagnostic_context): Add field
16027 2016-05-10 Richard Biener <rguenther@suse.de>
16029 PR tree-optimization/71039
16030 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
16031 (chk_uses): New function.
16032 (propagate_with_phi): Verify we can safely replicate the lhs of an
16033 aggregate assignment on all incoming edges.
16035 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
16037 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
16039 (rx_atomic_sequence): New class.
16040 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
16041 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
16043 (rx_atomic_sequence::rx_atomic_sequence,
16044 rx_atomic_sequence::~rx_atomic_sequence): New functions.
16045 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
16046 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
16047 CTRLREG_INTB): New constants.
16048 (FETCHOP): New code iterator.
16049 (fethcop_name, fetchop_name2): New iterator code attributes.
16050 (QIHI): New mode iterator.
16051 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
16052 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
16053 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
16055 2016-05-10 Martin Liska <mliska@suse.cz>
16057 * tree-inline.c (remap_dependence_clique): Do not remap
16058 debugging statements.
16060 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16062 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
16063 ("*fixuns_truncdfdi2_z13")
16064 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
16065 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
16066 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
16068 2016-05-10 Richard Biener <rguenther@suse.de>
16070 PR tree-optimization/70497
16071 PR tree-optimization/28367
16072 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
16074 (visit_reference_op_load): ... here.
16075 (vn_reference_lookup_3): Use it to handle subreg-like accesses
16076 with simplified BIT_FIELD_REFs.
16077 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
16078 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
16081 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
16083 * dwarf2out.c (add_abstract_origin_attribute): Adjust
16084 documentation comment. For BLOCK nodes, add a
16085 DW_AT_abstract_origin attribute that points to the DIE generated
16086 for the origin BLOCK.
16087 (gen_lexical_block_die): Call add_abstract_origin_attribute for
16088 blocks from inlined functions.
16090 2016-05-10 Alan Modra <amodra@gmail.com>
16093 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
16094 regrename modifying insns saving lr before __morestack call.
16095 * config/rs6000/rs6000.md (split_stack_return): Similarly for
16096 insns restoring lr after __morestack call.
16098 2016-05-09 Jakub Jelinek <jakub@redhat.com>
16100 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
16101 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
16103 * config/i386/sse.md (vec_interleave_high<mode>,
16104 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
16105 <avx512>_vpermt2var<mode>3_maskz): Likewise.
16107 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
16109 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
16110 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
16111 parallel reassociation for power8 and forward.
16113 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
16115 * config/i386/i386.md (absneg splitters with general regs): Use
16116 general_reg_operand predicate.
16117 (btsq peephole2): Use x86_64_immediate_operand to check if new
16118 value is suitable for immediate operand. Generate emitted insn
16119 using RTL expressions.
16120 (btcq peephole2): Ditto.
16121 (btrq peephole2): Ditto. Generate correct immediate operand
16124 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
16126 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
16129 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
16131 * tree-affine.c (wide_int_constant_multiple_p): Add missing
16132 pointer dereference.
16134 2016-05-09 Richard Biener <rguenther@suse.de>
16136 PR tree-optimization/70985
16137 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
16138 op0 isn't a gimple register.
16140 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
16142 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
16143 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
16144 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
16145 (i6400_fpu_mult): New cpu units.
16146 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
16147 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
16148 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
16149 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
16150 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
16151 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
16152 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
16153 (i6400_msa_long_float4, i6400_msa_long_float5)
16154 (i6400_msa_long_float8, i6400_msa_fdiv_df)
16155 (i6400_msa_fdiv_sf): New reservations.
16156 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
16157 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
16158 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
16159 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
16160 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
16161 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
16162 (msa_short_cmp, msa_short_float2, msa_short_logic3)
16163 (msa_short_store4, msa_long_load, msa_short_store)
16164 (msa_long_logic, msa_long_float2, msa_long_float4)
16165 (msa_long_float5, msa_long_float8, msa_long_mult)
16166 (msa_long_fdiv, msa_long_div): New reservations.
16168 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
16169 Sameera Deshpande <sameera.deshpande@imgtec.com>
16170 Matthew Fortune <matthew.fortune@imgtec.com>
16171 Graham Stott <graham.stott@imgtec.com>
16172 Chao-ying Fu <chao-ying.fu@imgtec.com>
16174 * config.gcc: Add MSA header file for mips*-*-* target.
16175 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
16176 (Ubv8i, Urv8): New constraints.
16177 * config/mips/mips-ftypes.def: Add function types for MSA
16179 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
16180 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
16181 * config/mips/mips-msa.md: New file.
16182 * config/mips/mips-protos.h
16183 (mips_split_128bit_const_insns): New prototype.
16184 (mips_msa_idiv_insns): Likewise.
16185 (mips_split_128bit_move): Likewise.
16186 (mips_split_128bit_move_p): Likewise.
16187 (mips_split_msa_copy_d): Likewise.
16188 (mips_split_msa_insert_d): Likewise.
16189 (mips_split_msa_fill_d): Likewise.
16190 (mips_expand_msa_branch): Likewise.
16191 (mips_const_vector_same_val_p): Likewise.
16192 (mips_const_vector_same_bytes_p): Likewise.
16193 (mips_const_vector_same_int_p): Likewise.
16194 (mips_const_vector_shuffle_set_p): Likewise.
16195 (mips_const_vector_bitimm_set_p): Likewise.
16196 (mips_const_vector_bitimm_clr_p): Likewise.
16197 (mips_msa_vec_parallel_const_half): Likewise.
16198 (mips_msa_output_division): Likewise.
16199 (mips_ldst_scaled_shift): Likewise.
16200 (mips_expand_vec_cond_expr): Likewise.
16201 * config/mips/mips.c (enum mips_builtin_type): Add
16202 MIPS_BUILTIN_MSA_TEST_BRANCH.
16203 (mips_gen_const_int_vector_shuffle): New prototype.
16204 (mips_const_vector_bitimm_set_p): New function.
16205 (mips_const_vector_bitimm_clr_p): Likewise.
16206 (mips_const_vector_same_val_p): Likewise.
16207 (mips_const_vector_same_bytes_p): Likewise.
16208 (mips_const_vector_same_int_p): Likewise.
16209 (mips_const_vector_shuffle_set_p): Likewise.
16210 (mips_symbol_insns): Forbid loading symbols via immediate for
16212 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
16214 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
16216 (mips_lx_address_p): Add support load indexed address for MSA.
16217 (mips_address_insns): Add calculation of instructions needed for
16218 stores and loads for MSA.
16219 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
16220 CONST_VECTOR for MSA and let it fall through.
16221 (mips_ldst_scaled_shift): New function.
16222 (mips_subword_at_byte): Likewise.
16223 (mips_msa_idiv_insns): Likewise.
16224 (mips_legitimize_move): Validate MSA moves.
16225 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
16226 calculation of costs for MSA division.
16227 (mips_split_move_p): Check if MSA moves need splitting.
16228 (mips_split_move): Split MSA moves if necessary.
16229 (mips_split_128bit_move_p): New function.
16230 (mips_split_128bit_move): Likewise.
16231 (mips_split_msa_copy_d): Likewise.
16232 (mips_split_msa_insert_d): Likewise.
16233 (mips_split_msa_fill_d): Likewise.
16234 (mips_output_move): Handle MSA moves.
16235 (mips_expand_msa_branch): New function.
16236 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
16237 Reinstate 'y' modifier.
16238 (mips_file_start): Add MSA .gnu_attribute.
16239 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
16241 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
16242 (mips_class_max_nregs): Add register size for MSA supported mode.
16243 (mips_cannot_change_mode_class): Allow conversion between MSA
16244 vector modes and TImode.
16245 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
16247 (mips_secondary_reload_class): Force MSA loads/stores via memory.
16248 (mips_preferred_simd_mode): Add preffered modes for MSA.
16249 (mips_vector_mode_supported_p): Add MSA supported modes.
16250 (mips_autovectorize_vector_sizes): New function.
16251 (mips_msa_output_division): Likewise.
16252 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
16253 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
16254 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
16255 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
16256 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
16257 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
16258 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
16259 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
16260 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
16261 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
16262 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
16263 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
16264 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
16265 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
16266 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
16267 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
16268 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
16269 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
16270 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
16271 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
16272 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
16273 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
16274 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
16275 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
16276 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
16277 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
16278 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
16279 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
16280 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
16281 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
16282 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
16283 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
16284 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
16285 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
16286 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
16287 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
16288 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
16289 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
16290 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
16291 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
16292 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
16293 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
16294 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
16295 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
16296 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
16297 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
16298 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
16299 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
16300 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
16301 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
16302 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
16303 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
16304 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
16305 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
16306 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
16307 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
16308 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
16309 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
16310 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
16311 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
16312 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
16313 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
16314 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
16315 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
16316 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
16317 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
16318 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
16319 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
16320 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
16321 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
16322 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
16323 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
16324 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
16325 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
16326 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
16327 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
16328 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
16329 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
16330 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
16331 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
16332 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
16333 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
16334 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
16335 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
16336 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
16337 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
16338 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
16339 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
16340 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
16341 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
16342 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
16343 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
16344 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
16345 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
16346 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
16347 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
16348 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
16349 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
16350 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
16351 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
16352 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
16353 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
16354 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
16355 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
16356 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
16357 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
16358 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
16359 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
16360 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
16361 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
16362 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
16363 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
16364 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
16365 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
16366 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
16367 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
16368 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
16369 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
16370 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
16371 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
16372 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
16373 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
16374 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
16375 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
16376 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
16377 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
16378 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
16379 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
16380 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
16381 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
16382 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
16383 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
16384 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
16385 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
16386 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
16387 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
16388 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
16389 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
16390 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
16391 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
16392 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
16393 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
16394 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
16395 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
16396 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
16397 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
16398 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
16399 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
16400 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
16401 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
16402 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
16404 (mips_get_builtin_decl_index): New array.
16405 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
16406 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
16407 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
16408 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
16409 (mips_init_builtins): Initialize mips_get_builtin_decl_index
16411 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
16413 (mips_expand_builtin_insn): Prepare operands for
16414 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
16415 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
16416 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
16417 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
16418 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
16419 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
16420 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
16421 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
16422 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
16423 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
16424 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
16425 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
16426 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
16427 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
16428 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
16429 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
16430 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
16431 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
16432 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
16433 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
16434 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
16435 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
16436 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
16437 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
16438 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
16439 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
16440 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
16441 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
16442 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
16443 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
16444 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
16445 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
16446 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
16447 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
16448 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
16449 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
16450 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
16451 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
16452 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
16453 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
16454 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
16455 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
16456 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
16457 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
16458 These are set implicitly and an error is reported if overridden.
16459 (mips_expand_builtin_msa_test_branch): New function.
16460 (mips_expand_msa_shuffle): Likewise.
16461 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
16462 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
16463 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
16464 (mips_expand_vec_unpack): Add support for MSA.
16465 (mips_expand_vector_init): Likewise.
16466 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
16467 instead of const0_rtx.
16468 (mips_msa_vec_parallel_const_half): New function.
16469 (mips_gen_const_int_vector): Likewise.
16470 (mips_gen_const_int_vector_shuffle): Likewise.
16471 (mips_expand_msa_cmp): Likewise.
16472 (mips_expand_vec_cond_expr): Likewise.
16473 * config/mips/mips.h
16474 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
16475 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
16477 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
16478 (ISA_HAS_MSA): New macro.
16479 (UNITS_PER_MSA_REG): Likewise.
16480 (BITS_PER_MSA_REG): Likewise.
16481 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
16482 (MSA_REG_FIRST): New macro.
16483 (MSA_REG_LAST): Likewise.
16484 (MSA_REG_NUM): Likewise.
16485 (MSA_REG_P): Likewise.
16486 (MSA_REG_RTX_P): Likewise.
16487 (MSA_SUPPORTED_MODE_P): Likewise.
16488 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
16489 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
16490 * config/mips/mips.md: Include mips-msa.md.
16491 (alu_type): Add simd_add.
16492 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
16493 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
16494 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
16495 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
16496 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
16497 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
16498 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
16499 simd_move, simd_load, simd_store. Choose "multi" for moves
16501 (qword_mode): New attribute.
16502 (insn_count): Add instruction count for quad moves.
16503 Increase the count for MIPS SIMD division.
16504 (UNITMODE): Add UNITMODEs for vector types.
16505 (addsub): New code iterator.
16506 * config/mips/mips.opt (mmsa): New option.
16507 * config/mips/msa.h: New file.
16508 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
16510 * config/mips/mti-linux.h: Likewise.
16511 * config/mips/predicates.md
16512 (const_msa_branch_operand): New constraint.
16513 (const_uimm3_operand): Likewise.
16514 (const_uimm4_operand): Likewise.
16515 (const_uimm5_operand): Likewise.
16516 (const_uimm8_operand): Likewise.
16517 (const_imm5_operand): Likewise.
16518 (aq10b_operand): Likewise.
16519 (aq10h_operand): Likewise.
16520 (aq10w_operand): Likewise.
16521 (aq10d_operand): Likewise.
16522 (const_m1_operand): Likewise.
16523 (reg_or_m1_operand): Likewise.
16524 (const_exp_2_operand): Likewise.
16525 (const_exp_4_operand): Likewise.
16526 (const_exp_8_operand): Likewise.
16527 (const_exp_16_operand): Likewise.
16528 (const_vector_same_val_operand): Likewise.
16529 (const_vector_same_simm5_operand): Likewise.
16530 (const_vector_same_uimm5_operand): Likewise.
16531 (const_vector_same_uimm6_operand): Likewise.
16532 (const_vector_same_uimm8_operand): Likewise.
16533 (par_const_vector_shf_set_operand): Likewise.
16534 (reg_or_vector_same_val_operand): Likewise.
16535 (reg_or_vector_same_simm5_operand): Likewise.
16536 (reg_or_vector_same_uimm6_operand): Likewise.
16537 * doc/extend.texi (MIPS SIMD Architecture Functions): New
16539 * doc/invoke.texi (-mmsa): Document new option.
16541 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16543 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
16544 * configure: Regenerate.
16545 * config.in: Regenerate.
16546 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
16547 on -fvtable-verify.
16548 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
16549 (ENDFILE_VTV_SPEC): Define.
16551 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
16553 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
16554 registers in all interrupt handlers if necessary.
16555 (rl78_option_override): Add warning.
16556 (MUST_SAVE_MDUC_REGISTERS): New macro.
16557 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
16558 * config/rl78/rl78.c (check_mduc_usage): New function.
16559 (mduc_regs): New structure to hold MDUC register data.
16560 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
16561 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
16562 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
16563 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
16564 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
16565 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
16567 2016-05-09 Bin Cheng <bin.cheng@arm.com>
16569 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
16570 (tree-ssa-loop-niter.h): Ditto.
16571 (idx_within_array_bound, ref_within_array_bound): New functions.
16572 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
16573 Factor out check on writable base object to ...
16574 (base_object_writable): ... here.
16576 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16578 * config/arm/arm.md (probe_stack): Add modes to set source
16581 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
16583 * regrename.c (base_reg_class_for_rename): New static function.
16584 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
16586 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
16588 * cgraph.c (thunk_adjust): Export.
16589 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
16590 * cgraphunit.c (thunk_adjust): Export.
16591 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
16593 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
16595 * tree-inline.c (expand_call_inline): Expand thunks inline.
16597 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
16600 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
16601 (*sse2_vd_cvtss2sd): Ditto.
16602 * config/i386/i386.md
16603 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
16604 Generate *sse2_vd_cvtsd2ss pattern.
16605 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
16606 Generate *sse2_vd_cvtss2sd pattern.
16608 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
16610 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
16611 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
16614 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
16616 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
16617 * config/sh/sh.c: Define and declare variables on first use throughout
16619 (current_function_interrupt): Change to bool type.
16620 (frame_insn): Rename to emit_frame_insn and update users.
16621 (push_regs): Use bool for 'interrupt_handler' argument.
16622 (save_schedule_s): Remove.
16623 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
16624 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
16625 targetm.asm_out.unaligned_op.di.
16626 (gen_far_branch): Remove redundant forward declaration.
16627 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
16628 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
16629 (sh_set_return_address, sh_function_ok_for_sibcall,
16630 scavenge_reg): Update comments.
16631 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
16632 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
16633 (sh_attr_renesas_p): Remove unnecessary parentheses.
16634 (branch_dest): Simplify.
16635 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
16636 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
16637 (CUMULATIVE_ARGS): Change macro to typedef.
16638 (current_function_interrupt): Change to bool type.
16639 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
16640 Surround with __cplusplus ifdef.
16641 (sh_compare_op0, sh_compare_op1): Remove.
16642 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
16644 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
16646 * config/arm/arm.md: (arch): Add neon.
16647 (arch_enabled): Return yes for arch neon when TARGET_NEON.
16648 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
16649 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
16650 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
16651 attributes for alt renumbering. Mark alt 3 as non-predicable.
16652 (thumb2_movdf_vfp): Likewise.
16654 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
16656 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
16657 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
16658 (*andqi_1): Add preferred_for_speed attribute to disparage
16659 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
16660 (*<code>qi_1): Ditto.
16661 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
16662 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
16663 (*ashlqi3_1): Ditto.
16664 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
16665 Add preferred_for_size attribute to disparage alternative 0 and
16666 preferred_for_speed attribute to disparage alternative 1 for
16667 TARGET_PARTIAL_REG_STALL targets.
16669 2016-05-07 Tom de Vries <tom@codesourcery.com>
16671 PR tree-optimization/70956
16672 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
16675 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
16677 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
16678 * config/sh/sh.c (sh_cbranch_distance): Implement it.
16679 * config/sh/sh.md (branch_zero): Remove define_attr.
16680 (define_delay): Disable delay slot if branch distance is one insn.
16682 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
16684 * config/i386/i386.md (LEAMODE): New mode attribute.
16685 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
16686 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
16687 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
16688 operand 2 predicate.
16689 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
16690 (*lea<mode>_general_3): Ditto.
16691 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
16693 2016-05-06 Jakub Jelinek <jakub@redhat.com>
16695 * genmddump.c (main): Convert argv from char ** to const char **.
16697 2016-05-06 David Malcolm <dmalcolm@redhat.com>
16699 * coretypes.h (OVERRIDE): New macro.
16700 (FINAL): New macro.
16702 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
16704 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
16705 allow coalescing if the types are compatible.
16707 2016-05-06 David Malcolm <dmalcolm@redhat.com>
16709 * pass_manager.h (pass_manager::register_pass_name): New method.
16710 (pass_manager::get_pass_by_name): New method.
16711 (pass_manager::create_pass_tab): New method.
16712 (pass_manager::m_name_to_pass_map): New field.
16713 * passes.c (name_to_pass_map): Delete global in favor of field
16714 "m_name_to_pass_map" of pass_manager.
16715 (register_pass_name): Rename from a function to...
16716 (pass_manager::register_pass_name): ...this method, updating
16717 for renaming of global "name_to_pass_map" to field
16718 "m_name_to_pass_map".
16719 (create_pass_tab): Rename from a function to...
16720 (pass_manager::create_pass_tab): ...this method, updating
16721 for renaming of global "name_to_pass_map" to field.
16722 (get_pass_by_name): Rename from a function to...
16723 (pass_manager::get_pass_by_name): ...this method.
16724 (enable_disable_pass): Convert use of get_pass_by_name to
16725 a method call, locating the pass_manager singleton.
16727 2016-05-06 David Malcolm <dmalcolm@redhat.com>
16729 * genattr-common.c (main): Convert argv from char ** to const char **.
16730 * genattr.c (main): Likewise.
16731 * genattrtab.c (main): Likewise.
16732 * genautomata.c (initiate_automaton_gen): Likewise.
16734 * gencodes.c (main): Likewise.
16735 * genconditions.c (main): Likewise.
16736 * genconfig.c (main): Likewise.
16737 * genconstants.c (main): Likewise.
16738 * genemit.c (main): Likewise.
16739 * genenums.c (main): Likewise.
16740 * genextract.c (main): Likewise.
16741 * genflags.c (main): Likewise.
16742 * genmddeps.c (main): Likewise.
16743 * genopinit.c (main): Likewise.
16744 * genoutput.c (main): Likewise.
16745 * genpeep.c (main): Likewise.
16746 * genpreds.c (main): Likewise.
16747 * genrecog.c (main): Likewise.
16748 * gensupport.c (init_rtx_reader_args_cb): Likewise.
16749 (init_rtx_reader_args): Likewise.
16750 * gensupport.h (init_rtx_reader_args_cb): Likewise.
16751 (init_rtx_reader_args): Likewise.
16752 * gentarget-def.c (main): Likewise.
16753 * read-md.c (read_md_files): Likewise.
16754 * read-md.h (read_md_files): Likewise.
16756 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
16758 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
16759 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
16760 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
16761 Remove unused predicate.
16762 (register_and_not_fp_reg_operand): Ditto.
16764 2016-05-06 Martin Liska <mliska@suse.cz>
16766 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
16767 instead of vec as the vector is local to the function.
16769 2016-05-06 Jakub Jelinek <jakub@redhat.com>
16771 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
16772 avx512bw alternative.
16774 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
16775 before the ashr<mode>3 pattern.
16777 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
16778 v instead of x in vex or maybe_vex alternatives, use
16779 maybe_evex instead of vex in prefix.
16781 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
16782 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
16783 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
16784 in vex or maybe_vex alternatives, use maybe_evex instead of vex
16787 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
16788 v instead of x in vex or maybe_vex alternatives, use
16789 maybe_evex instead of vex in prefix.
16791 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
16792 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
16793 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
16794 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
16795 alternatives, use maybe_evex instead of vex in prefix.
16797 * config/i386/sse.md (vec_interleave_lowv4sf,
16798 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
16799 v instead of x in vex or maybe_vex alternatives, use
16800 maybe_evex instead of vex in prefix.
16802 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
16803 v instead of x in vex or maybe_vex alternatives, use
16804 maybe_evex instead of vex in prefix.
16806 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
16807 v constraint instead of x.
16809 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
16811 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
16812 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
16815 2016-05-06 Richard Biener <rguenther@suse.de>
16817 PR tree-optimization/70948
16818 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
16819 Properly clobber all fields of va_list for __builtin_va_start.
16821 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
16824 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
16825 loop latch destination.
16827 2016-05-06 Martin Liska <mliska@suse.cz>
16829 * tree-ssa-uninit.c: Apply manual changes
16830 to the GNU coding style.
16831 (prune_uninit_phi_opnds): Rename from
16832 prune_uninit_phi_opnds_in_unrealizable_paths.
16834 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16836 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
16837 mspace): Remove deprecated options.
16838 * doc/invoke.texi (SH options): Remove -mspace.
16840 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16842 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
16844 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16846 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
16847 corresponding combine split pattern.
16849 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16852 * config/sh/predicates.md (long_displacement_mem_operand): New.
16853 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
16854 Add movi20, movi20s alternatives. Adjust length attribute for
16856 (movsi_ie): Allow for any FPU. Adjust length attribute for
16858 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
16859 attribute for alternatives.
16860 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
16861 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
16862 length attribute for alternatives.
16864 2016-05-06 Richard Biener <rguenther@suse.de>
16866 PR tree-optimization/70960
16867 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
16869 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16872 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
16873 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
16875 2016-05-06 Marek Polacek <polacek@redhat.com>
16878 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
16880 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16883 * config/sh/sh.md (*rotcr): Add another variant.
16885 2016-05-06 Richard Biener <rguenther@suse.de>
16887 PR middle-end/70931
16888 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
16890 2016-05-06 Richard Biener <rguenther@suse.de>
16892 PR middle-end/70941
16893 * fold-const.c (split_tree): Always convert to the original type
16896 2016-05-06 Richard Biener <rguenther@suse.de>
16898 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
16899 (fwprop_addr): Likewise.
16901 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
16904 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
16906 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
16907 * config/i386/i386.md (push mem splitter): Use find_constant_src in
16908 the splitter condition.
16909 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
16910 the splitter condition.
16911 (FP float_extend load splitter): Ditto.
16913 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
16915 * config/i386/i386.md (peehole2 patterns): Change true_regnum
16916 to REGNO in all peephole2 patterns.
16917 (post-reload splitters): Change true_regnum to REGNO in
16918 post-reload splitters.
16919 (zero_extend splitters): Use general_reg_operand and
16920 nonimmediate_gr_operand predicates.
16922 2016-05-05 Jakub Jelinek <jakub@redhat.com>
16924 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
16925 v constraint instead of x.
16927 2016-05-05 Alan Modra <amodra@gmail.com>
16930 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
16931 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
16932 TARGET_NO_FP_IN_TOC for -mrelocatable.
16933 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
16934 TARGET_RELOCATABLE test.
16935 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
16936 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16937 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
16938 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
16939 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16940 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
16941 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
16942 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16943 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
16944 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
16946 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
16947 (rs6000_stack_info): Likewise.
16948 (rs6000_elf_asm_out_constructor): Likewise.
16949 (rs6000_elf_asm_out_destructor): Likewise.
16950 (rs6000_elf_declare_function_name): Likewise.
16951 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
16952 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
16955 2016-05-05 Alan Modra <amodra@gmail.com>
16957 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
16959 2016-05-05 Alan Modra <amodra@gmail.com>
16961 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
16962 out-of-line gpr restore for one or two regs if that would add
16965 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
16968 * config/i386/i386.md
16969 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
16970 Change to post-epilogue_completed late splitter. Use sse_reg_operand
16971 as operand 0 predicate.
16972 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
16974 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
16975 Ditto. Emit the pattern using RTX.
16977 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
16978 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
16979 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
16980 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
16982 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
16983 sse_reg_operand as operand 0 predicate.
16985 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
16986 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
16987 instead of gen_rtx_REG.
16988 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
16991 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
16993 * function.c (emit_use_return_register_into_block): Delete.
16994 (gen_return_pattern): Delete.
16995 (emit_return_into_block): Delete.
16996 (active_insn_between): Delete.
16997 (convert_jumps_to_returns): Delete.
16998 (emit_return_for_exit): Delete.
16999 (thread_prologue_and_epilogue_insns): Delete all code dealing with
17000 simple_return for shrink-wrapped blocks.
17001 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
17002 end of blocks that need one.
17003 (get_unconverted_simple_return): Delete.
17004 (convert_to_simple_return): Delete.
17005 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
17006 (convert_to_simple_return): Ditto.
17008 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
17010 * cfgcleanup.c (bb_is_just_return): New function.
17011 (try_optimize_cfg): Simplify jumps to return, branches to return,
17012 and branches around return.
17014 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
17016 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
17017 branch to a return.
17019 2016-05-04 Jakub Jelinek <jakub@redhat.com>
17023 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
17024 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
17025 assert flags & OEP_HASH_CHECK, instead of asserting it
17026 never happens. Handle TARGET_EXPR.
17027 * fold-const.c (operand_equal_p): For hash verification,
17028 or in OEP_HASH_CHECK into flags.
17030 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
17032 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
17034 (compute_samebase_partition_bases): Fix typo.
17036 2016-05-04 Jakub Jelinek <jakub@redhat.com>
17038 * config/i386/sse.md (vec_interleave_highv8sf,
17039 vec_interleave_lowv8sf, vec_interleave_highv4df,
17040 vec_interleave_lowv4df): Remove constraints from expanders.
17042 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
17044 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
17046 * tree-inline.c (expand_call_inline): Fix path dealing with
17047 making lhs of call statement undefined.
17049 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
17051 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
17052 Check availability on NODE, too.
17053 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
17054 (cgraph_node::call_for_symbol_and_aliases): Likewise.
17055 (varpool_node::call_for_symbol_and_aliase): Likewise.
17056 * ipa-pure-const.c (add_new_function): Analyze all bodies.
17057 (propagate_pure_const): Propagate across interposable functions, too.
17058 (skip_function_for_local_pure_const): Do not skip interposable bodies
17060 (pass_local_pure_const::execute): Update.
17062 2016-05-04 Marek Polacek <polacek@redhat.com>
17064 * doc/invoke.texi: Document -Wdangling-else.
17066 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
17068 * config.gcc: Error out when conflicting multilib is detected. Do not
17069 loop over multilibs since no combination is legal.
17071 2016-05-04 Alan Modra <amodra@gmail.com>
17073 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
17074 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
17075 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
17078 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
17080 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
17081 Clean up p5600 comments.
17083 2016-05-04 Richard Biener <rguenther@suse.de>
17085 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
17086 constructor simplifications.
17087 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
17089 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
17091 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
17092 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
17093 result.set_rtx is null instead of aborting.
17094 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
17096 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
17097 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
17098 *mov<mode>_store_postinc): New patterns.
17100 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
17102 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
17103 as commutative. Check both conversions are NOP.
17104 ((A & B) OP (C & B)): Remove.
17106 2016-05-04 Alan Modra <amodra@gmail.com>
17108 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
17110 2016-05-04 Alan Modra <amodra@gmail.com>
17113 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
17114 when cr2,3,4 are all fixed regs.
17116 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
17118 PR rtl-optimization/57193
17119 * opts.c (default_options_table): Revert OPT_frename_registers change.
17120 * doc/invoke.texi (-frename-registers, -O2): Likewise.
17122 2016-05-03 Martin Sebor <msebor@redhat.com>
17125 * builtins.c (fold_builtin_FILE): New function.
17126 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
17127 (fold_builtin_0): Call them.
17128 * gimplify.c (gimplify_call_expr): Remove the handling of
17129 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
17132 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
17133 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
17137 * doc/extend.texi (Function Names as Strings): Update __func__,
17138 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
17141 2016-05-03 Jakub Jelinek <jakub@redhat.com>
17142 Richard Biener <rguenther@suse.de>
17144 PR tree-optimization/70916
17145 * tree-if-conv.c: Include cfganal.h.
17146 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
17147 and remove_fake_exit_edges around the optimization pass.
17149 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
17151 * cgraph.c (symbol_table::create_edge): Set inline_failed.
17152 (cgraph_edge::make_direct): Likewise.
17153 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
17154 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
17155 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
17156 (CIF_THUNK): New code.
17157 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
17158 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
17159 (compute_inline_parameters): Set inline_failed for thunks.
17160 (inline_analyze_function): Cleanup.
17161 * ipa-inline.c (can_inline_edge_p): Do not deal with
17162 call_stmt_cannot_inline_p.
17163 (can_early_inline_edge_p): Likewise.
17164 (early_inliner): Initialize inline_failed.
17165 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
17167 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
17169 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
17170 from nonimm_ssenomem_operand.
17171 (nonimm_ssenomem_operand): New predicate.
17172 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
17173 as operand 0 predicate.
17174 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
17175 Disable unsupported alternatives using "enabled" attribute.
17176 Use register_ssemem_operand as operand 0 predicate.
17177 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
17179 2016-05-03 Marek Polacek <polacek@redhat.com>
17182 * input.c (expansion_point_location): New function.
17183 * input.h (expansion_point_location): Declare.
17185 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
17187 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
17188 occurence with frame_offset_ ones.
17190 2016-05-03 Alan Modra <amodra@gmail.com>
17192 PR rtl-optimization/70890
17193 * ira.c (combine_and_move_insns): When moving def_insn, remove
17194 equivs on use_insn.
17196 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
17198 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
17199 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
17200 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
17201 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
17203 2016-05-03 Alan Modra <amodra@gmail.com>
17205 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
17206 for SAVE_MULTIPLE/STORE_MULTIPLE.
17208 2016-05-03 Jakub Jelinek <jakub@redhat.com>
17210 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
17211 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
17213 2016-05-03 Richard Biener <rguenther@suse.de>
17215 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
17217 (gimplify_arg): Likewise.
17218 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
17219 re-writing the result to a decl if required.
17220 (internal_get_tmp_var): Add allow_ssa parameter
17221 and override into_ssa with it.
17222 (get_formal_tmp_var): Adjust.
17223 (get_initialized_tmp_var): Add allow_ssa parameter.
17224 (gimplify_arg): Add allow_ssa parameter and avoid generating
17225 SSA names for the result false.
17226 (gimplify_call_expr): If the call may return twice do not
17227 gimplify parameters into SSA.
17228 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
17229 (gimplify_modify_expr): Adjust assert. For noreturn calls
17230 with a SSA name LHS adjust its def.
17231 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
17232 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
17233 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
17234 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
17235 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
17236 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
17237 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
17238 (optimize_target_teams): Do not allow SSA names for clause operands.
17239 (gimplify_expr): Likewise for where we mark the result addressable.
17240 * passes.def (pass_init_datastructures): Remove.
17241 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
17242 (rewrite_stmt): Likewise.
17243 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
17244 (replace_locals_op): Replace SSA names.
17245 (copy_gimple_seq_and_replace_locals): Init src_cfun.
17246 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
17247 * cgraph.c (release_function_body): Free CFG annotations only
17248 when we have a CFG. Simplify.
17249 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
17250 force_gimple_operand instead of get_initialized_tmp_var.
17251 * tree-pass.h (make_pass_init_datastructures): Remove.
17252 * tree-ssa.c (execute_init_datastructures): Remove.
17253 (pass_data_init_datastructures): Likewise.
17254 (class pass_init_datastructures): Likewise.
17255 (make_pass_init_datastructures): Likewise.
17256 * omp-low.c (create_omp_child_function): Init SSA data structures.
17257 (grid_expand_target_grid_body): Likewise.
17258 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
17259 name before adding it to names_to_release.
17260 (remove_bb): Always release SSA defs.
17261 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
17262 before dereferencing it.
17263 * cgraphunit.c (init_lowered_empty_function): Always
17264 int SSA data structures.
17265 * tree-ssanames.c (release_defs): Remove assert that we are in
17267 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
17269 2016-05-03 Jakub Jelinek <jakub@redhat.com>
17270 Uros Bizjak <ubizjak@gmail.com>
17272 PR rtl-optimization/70467
17273 * config/i386/predicates.md (x86_64_hilo_int_operand,
17274 x86_64_hilo_general_operand): New predicates.
17275 * config/i386/constraints.md (Wd): New constraint.
17276 * config/i386/i386.md (mode attr di): Use Wd instead of e.
17277 (general_hilo_operand): New mode attr.
17278 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
17279 instead of <general_operand>.
17280 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
17281 x86_64_hilo_general_operand instead of <general_operand>.
17283 2016-05-03 Jakub Jelinek <jakub@redhat.com>
17285 PR tree-optimization/70916
17286 * tree-if-conv.c (constant_or_ssa_name): Removed.
17287 (fold_build_cond_expr): Use is_gimple_val instead of
17288 constant_or_ssa_name.
17290 PR tree-optimization/70916
17291 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
17292 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
17295 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
17296 (optimize_atomic_bit_test_and): New function.
17297 (pass_fold_builtins::execute): Use it.
17298 * optabs.def (atomic_bit_test_and_set_optab,
17299 atomic_bit_test_and_complement_optab,
17300 atomic_bit_test_and_reset_optab): New optabs.
17301 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
17302 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
17303 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
17304 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
17305 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
17306 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
17307 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
17308 * doc/md.texi (atomic_bit_test_and_set@var{mode},
17309 atomic_bit_test_and_complement@var{mode},
17310 atomic_bit_test_and_reset@var{mode}): Document.
17311 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
17312 atomic_bit_test_and_complement<mode>,
17313 atomic_bit_test_and_reset<mode>): New expanders.
17314 (atomic_bit_test_and_set<mode>_1,
17315 atomic_bit_test_and_complement<mode>_1,
17316 atomic_bit_test_and_reset<mode>_1): New insns.
17318 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
17320 PR rtl-optimization/70687
17321 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
17322 instead of unsigned HOST_WIDE_INT.
17324 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
17326 PR rtl-optimization/44281
17327 * hard-reg-set.h (struct target_hard_regs): New field
17328 x_fixed_nonglobal_reg_set.
17329 (fixed_nonglobal_reg_set): New macro.
17330 * reginfo.c (init_reg_sets_1): Initialize it.
17331 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
17333 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
17335 2016-05-03 Bin Cheng <bin.cheng@arm.com>
17337 PR tree-optimization/56541
17338 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
17339 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
17340 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
17341 (any_complicated_phi): new static variable.
17342 (aggressive_if_conv): delete.
17343 (if_convertible_phi_p): support phis with more than two arguments.
17344 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
17345 critical pred edges.
17346 (ifcvt_split_critical_edges): support phis with more than two
17347 arguments by checking new parameter. only split critical edges
17349 (tree_if_conversion): handle simd pragma marked loop using new
17350 local variable aggressive_if_conv. check any_complicated_phi.
17352 2016-05-03 Bin Cheng <bin.cheng@arm.com>
17354 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
17357 2016-05-03 Bin Cheng <bin.cheng@arm.com>
17359 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
17362 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
17364 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
17365 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
17366 define_insn_and_split.
17367 (mulsi3_i): New define_insn_and_split.
17368 (mulsi3_call): Convert to define_insn.
17369 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
17370 Remove constraints.
17372 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
17374 * machmode.h (mode_complex): Add support to give the complex mode
17376 (GET_MODE_COMPLEX_MODE): Likewise.
17377 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
17378 stored by build_complex_type and gfc_build_complex_type instead of
17379 trying to figure out the appropriate mode based on the size. Raise
17380 an assertion error, if the type was not set.
17381 * genmodes.c (struct mode_data): Add field for the complex type of
17383 (blank_mode): Likewise.
17384 (make_complex_modes): Remember the complex mode created in the
17386 (emit_mode_complex): Write out the mode_complex array to map a
17387 type mode to the complex version.
17388 (emit_insn_modes_c): Likewise.
17389 * tree.c (build_complex_type): Set the complex type to use before
17390 calling layout_type.
17391 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
17392 support for __float128 complex datatypes.
17393 (rs6000_hard_regno_mode_ok): Likewise.
17394 (rs6000_setup_reg_addr_masks): Likewise.
17395 (rs6000_complex_function_value): Likewise.
17396 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
17397 __float128 and __ibm128 complex.
17398 (FLOAT128_IBM_P): Likewise.
17399 (ALTIVEC_ARG_MAX_RETURN): Likewise.
17400 * doc/extend.texi (Additional Floating Types): Document that
17401 -mfloat128 must be used to enable __float128. Document complex
17402 __float128 and __ibm128 support.
17404 2016-05-02 Jakub Jelinek <jakub@redhat.com>
17407 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
17408 char/short arguments promoted to int because of promote_prototypes.
17410 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
17412 * config/i386/predicates.md (register_ssemem_operand): New predicate.
17413 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
17414 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
17415 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
17416 alternatives using "enabled" attribute. Use register_ssemem_operand
17417 as operand 1 predicate.
17418 (*cmpi<unord>xf_i387): Split XFmode pattern from
17419 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
17420 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
17421 *absneg<mode>2_i387. Disable unsupported alternatives using
17422 "enabled" attribute.
17423 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
17425 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
17427 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
17429 (oacc_loop_process): Check mask for loop termination.
17431 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
17433 * cif-code.def (CIF_THUNK): Add.
17434 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
17437 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
17439 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
17440 (dump_inline_summary): Dump it.
17441 (fp_expression_p): New predicate.
17442 (estimate_function_body_sizes): Use it.
17443 (inline_merge_summary): Merge fp_expressions.
17444 (inline_read_section): Read fp_expressions.
17445 (inline_write_summary): Write fp_expressions.
17446 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
17447 codegen boundary if either caller or callee is !fp_expressions.
17448 * ipa-inline.h (inline_summary): Add fp_expressions.
17449 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
17450 to fp_expressions be sure the fp generation flags are updated.
17452 2016-05-02 Jakub Jelinek <jakub@redhat.com>
17454 PR rtl-optimization/70467
17455 * cse.c (cse_insn): Handle no-op MEM moves after folding.
17457 PR rtl-optimization/70467
17458 * ipa-pure-const.c (check_call): Handle internal calls even in
17459 ipa mode like in local mode.
17461 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
17463 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
17465 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
17467 * match.pd (X u< X, X u> X): New transformations.
17469 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
17471 * flag-types.h (enum warn_strict_overflow_code): Move ...
17472 * coretypes.h: ... here.
17473 * fold-const.h (fold_overflow_warning): Declare.
17474 * fold-const.c (fold_overflow_warning): Make non-static.
17475 (fold_comparison): Move the transformation of X +- C1 CMP C2
17476 into X CMP C2 -+ C1 ...
17477 * match.pd: ... here.
17478 * gimple-fold.c (fold_stmt_1): Protect with
17479 fold_defer_overflow_warnings.
17481 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
17483 * omp-low.c (struct oacc_loop): Add 'inner' field.
17484 (new_oacc_loop_raw): Initialize it to zero.
17485 (oacc_loop_fixed_partitions): Initialize it.
17486 (oacc_loop_auto_partitions): Partition outermost loop to outermost
17487 available partitioning.
17489 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
17491 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
17493 (umulsidi3): Likewise.
17494 (indirect_jump): Fix jump instruction assembly patterns.
17496 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
17499 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
17500 (nvptx_function_value): Assert non-NULL cfun.
17502 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
17504 PR rtl-optimization/70886
17505 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
17507 * cselib.h (rtx_equal_for_cselib_1): Declare.
17508 (rtx_equal_for_cselib_p: New inline function.
17509 * cselib.c (rtx_equal_for_cselib_p): Delete.
17510 (rtx_equal_for_cselib_1): Make public.
17512 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
17514 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
17515 (register_mixssei387nonimm_operand): Remove predicate.
17516 * config/i386/i386.md (*fop_<mode>_comm): Merge from
17517 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
17518 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
17519 for TARGET_MIX_SSE_I387 alternatives.
17520 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
17521 Disable unsupported alternatives using "enabled" attribute. Use
17522 nonimm_ssenomem_operand as operand 1 predicate. Also check
17523 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
17525 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
17527 * tree.c (cst_and_fits_in_hwi): Simplify.
17529 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
17531 * tree.h (wi::to_wide): New function.
17532 * expr.c (expand_expr_real_1): Use wi::to_wide.
17533 * fold-const.c (int_const_binop_1): Likewise.
17534 (extract_muldiv_1): Likewise.
17536 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
17538 * wide-int.h: Update offset_int and widest_int documentation.
17539 (WI_SIGNED_SHIFT_RESULT): New macro.
17540 (wi::binary_shift): Define signed_shift_result_type for
17541 shifts on offset_int- and widest_int-like types.
17542 (generic_wide_int): Support <<= and >>= if << and >> are supported.
17543 * tree.h (int_bit_position): Use shift operators instead of wi::
17545 * alias.c (adjust_offset_for_component_ref): Likewise.
17546 * expr.c (get_inner_reference): Likewise.
17547 * fold-const.c (fold_comparison): Likewise.
17548 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
17549 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
17550 * tree-dfa.c (get_ref_base_and_extent): Likewise.
17551 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
17552 (stmt_kills_ref_p): Likewise.
17553 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
17554 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
17555 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
17556 (ao_ref_init_from_vn_reference): Likewise.
17558 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
17560 * wide-int.h: Update offset_int and widest_int documentation.
17561 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
17562 (wi::binary_traits): Allow ordered comparisons between offset_int and
17563 offset_int, between widest_int and widest_int, and between either
17564 of these types and basic C types.
17565 (operator <, <=, >, >=): Define for the same combinations.
17566 * tree.h (tree_int_cst_lt): Use comparison operators instead
17567 of wi:: comparisons.
17568 (tree_int_cst_le): Likewise.
17569 * gimple-fold.c (fold_array_ctor_reference): Likewise.
17570 (fold_nonarray_ctor_reference): Likewise.
17571 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
17572 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
17573 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
17574 * tree-sra.c (completely_scalarize): Likewise.
17575 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
17576 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
17577 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
17578 (check_for_binary_op_overflow): Likewise.
17579 (search_for_addr_array): Likewise.
17580 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
17582 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
17584 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
17585 (arc_save_restore): Likewise.
17586 (arc_dwarf_register_span): Likewise.
17587 (arc_output_pic_addr_const): Initialize suffix variable.
17589 2016-05-02 Martin Liska <mliska@suse.cz>
17591 * symbol-summary.h (function_summary::function_summary):
17592 Remove checking assert for all cgraph nodes.
17593 (function_summary::get): Check summary_uid.
17594 (symtab_insertion): Check summary_uid.
17596 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
17598 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
17599 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
17600 bmaskn instruction.
17601 (arc_dwarf_register_span): Remove enum keyword.
17602 (compact_memory_operand_p): New function.
17603 * config/arc/arc.h (reg_class): Add code density register classes.
17604 (REG_CLASS_NAMES): Likewise.
17605 (REG_CLASS_CONTENTS): Likewise.
17606 * config/arc/arc.md (*movqi_insn): Add code density instructions.
17607 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
17608 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
17609 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
17610 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
17612 (h, Rcd, Rsd, Rzd): New register constraints.
17613 (T): Use compact_memory_operand_p function.
17614 * config/arc/predicates.md (compact_load_memory_operand): Remove.
17616 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
17618 * config/sh/sh.md (*negnegt, *movtt): Remove.
17620 2016-05-02 Marek Polacek <polacek@redhat.com>
17621 Tom de Vries <tom@codesourcery.com>
17623 PR tree-optimization/70700
17624 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
17625 bigger than FIRST_REF_NODE.
17627 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
17630 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
17632 (prepare_cbranch_operands): Don't use scratch register. Assume that
17633 function is used when pseudos can be created.
17634 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
17635 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
17636 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
17637 define_expand. Allow it only when pseudos can be created.
17638 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
17640 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
17642 * config/i386/constraints.md (BC): Only allow -1 operands.
17643 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
17644 Add "enabled" attribute. Update XI mode attribute calculation.
17645 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
17646 (*movoi_internal_avx): Update XI mode attribute calculation.
17647 (*movti_internal): Ditto.
17649 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
17651 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
17652 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
17654 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
17656 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
17657 statement on instruction code. Remove trailing spaces.
17658 (altivec_expand_stv_builtin): Likewise.
17660 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
17662 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
17663 (TARGET_FPU_DOUBLE): Simplify.
17664 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
17665 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
17666 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
17667 with 'TARGET_FPU_DOUBLE'.
17668 * config/sh/sh.md: Likewise.
17670 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
17672 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
17673 SH_DIV_STR_FOR_SIZE): Remove.
17674 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
17675 SH_DIV_STR_FOR_SIZE): Remove.
17677 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
17679 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
17680 logical_reg_operand): Delete.
17681 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
17682 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
17683 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
17684 match_operand and match_test.
17685 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
17686 variables on their first use. Return bool values.
17687 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
17688 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
17689 arith_reg_operand for input operand. Remove empty constraints.
17691 (*xorsi3_compact): Rename to xorsi3.
17692 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
17693 (*zero_extend<mode>si2_disp_mem): Update comment.
17696 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
17698 * config/sh/t-sh: Remove SH5 support.
17699 * config.gcc: Likewise.
17700 * configure: Likewise.
17702 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17704 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
17706 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
17708 * config/sh/sh.c (register_sh_passes, sh_option_override,
17709 sh_print_operand, prepare_move_operands,
17710 sh_can_follow_jump): Remove TARGET_SH1 checks.
17711 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
17712 PROMOTE_MODE): Likewise.
17713 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
17716 2016-04-30 Alan Modra <amodra@gmail.com>
17718 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
17719 restoring when fixed_reg_p, but allow out-of-line or stmw save.
17720 Check for user regs later to avoid unnecessary looping over regs.
17721 Merge user reg check with non-saved reg check. Don't force
17722 inline VR restore when static chain used.
17723 (rs6000_frame_related): Omit eh_frame info for user regs when
17725 (fixed_regs_p): Delete.
17727 2016-04-30 Alan Modra <amodra@gmail.com>
17729 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
17730 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
17733 2016-04-30 Alan Modra <amodra@gmail.com>
17736 * config/rs6000/rs6000.c (fixed_reg_p): New function.
17737 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
17740 2016-04-30 Alan Modra <amodra@gmail.com>
17742 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
17743 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
17744 flag_pic test for Darwin.
17746 2016-04-30 Alan Modra <amodra@gmail.com>
17748 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
17749 throw_calls_crossed.
17750 (REG_FREQ_CALLS_CROSSED): Delete.
17751 (REG_N_THROWING_CALLS_CROSSED): Delete.
17752 * regstat.c (regstat_bb_compute_ri): Don't calculate
17753 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
17754 (dump_reg_info): Don't print call cross frequency.
17755 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
17756 and REG_N_THROWING_CALLS_CROSSED.
17758 2016-04-30 Alan Modra <amodra@gmail.com>
17760 * regs.h (struct reg_info_t): Delete live_length.
17761 (REG_LIVE_LENGTH): Delete macro.
17762 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
17763 local_live, local_processed and local_live_last_luid params.
17764 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
17766 (regstat_compute_ri): Adjust for above. Don't set
17768 (dump_reg_info): Don't print live length.
17769 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
17770 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
17771 Localize loop_depth var.
17773 2016-04-30 Alan Modra <amodra@gmail.com>
17775 * ira.c (enum valid_equiv): New.
17776 (validate_equiv_mem): Return enum.
17777 (update_equiv_mem): Create replacement in more cases.
17778 (add_store_equivs): Update validate_equiv_mem call.
17780 2016-04-30 Alan Modra <amodra@gmail.com>
17782 * ira.c (combine_and_move_insns): Rather than scanning insns,
17783 use DF infrastucture to find use and def insns.
17785 2016-04-30 Alan Modra <amodra@gmail.com>
17787 ira.c (combine_and_move_insns): Move invariant conditions..
17788 (ira.c): ..to here. Call combine_and_move_insns before
17789 add_store_equivs. Call grow_reg_equivs later. Allocate
17790 req_equiv later using max_reg_num() rather than global max_regno.
17791 (contains_replace_regs): Delete.
17792 (add_store_equivs): Remove contains_replace_regs test.
17794 2016-04-30 Alan Modra <amodra@gmail.com>
17796 * ira.c (struct equiv_mem_data): New.
17797 (equiv_mem, equiv_mem_modified): Delete static vars.
17798 (validate_equiv_mem_from_store): Use "data" param to communicate..
17799 (validate_equiv_mem): ..from here.
17801 2016-04-30 Alan Modra <amodra@gmail.com>
17803 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
17805 (update_reg_equivs): ..here. Move allocation and freeing of
17806 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
17807 end_alias_analysis to..
17810 2016-04-30 Alan Modra <amodra@gmail.com>
17812 * ira.c (pdx_subregs): Delete.
17813 (struct equivalence): Add pdx_subregs field.
17814 (set_paradoxical_subreg): Remove pdx_subregs param. Update
17815 pdx_subregs access.
17816 (update_equiv_regs): Don't create or free pdx_subregs. Update
17817 pdx_subregs access.
17819 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17821 * config/rs6000/altivec.h: Change definitions of vec_xl and
17823 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
17824 (LD_ELEMREV_V2DI): New.
17825 (LD_ELEMREV_V4SF): New.
17826 (LD_ELEMREV_V4SI): New.
17827 (LD_ELEMREV_V8HI): New.
17828 (LD_ELEMREV_V16QI): New.
17829 (ST_ELEMREV_V2DF): New.
17830 (ST_ELEMREV_V2DI): New.
17831 (ST_ELEMREV_V4SF): New.
17832 (ST_ELEMREV_V4SI): New.
17833 (ST_ELEMREV_V8HI): New.
17834 (ST_ELEMREV_V16QI): New.
17837 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17838 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
17839 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
17840 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
17841 (altivec_expand_builtin): Add handling for
17842 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
17843 (rs6000_invalid_builtin): Add error-checking for
17844 RS6000_BTM_P9_VECTOR.
17845 (altivec_init_builtins): Define builtins used to implement vec_xl
17847 (rs6000_builtin_mask_names): Define power9-vector.
17848 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
17849 (RS6000_BTM_P9_VECTOR): Define.
17850 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
17851 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
17852 (vsx_ld_elemrev_v2df): Likewise.
17853 (vsx_ld_elemrev_v4sf): Likewise.
17854 (vsx_ld_elemrev_v4si): Likewise.
17855 (vsx_ld_elemrev_v8hi): Likewise.
17856 (vsx_ld_elemrev_v16qi): Likewise.
17857 (vsx_st_elemrev_v2df): Likewise.
17858 (vsx_st_elemrev_v2di): Likewise.
17859 (vsx_st_elemrev_v4sf): Likewise.
17860 (vsx_st_elemrev_v4si): Likewise.
17861 (vsx_st_elemrev_v8hi): Likewise.
17862 (vsx_st_elemrev_v16qi): Likewise.
17863 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
17866 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
17868 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
17870 (simplify_control_stmt_condition_1): ... here. Recurse into
17871 BIT_AND_EXPRs and BIT_IOR_EXPRs.
17873 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
17876 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
17877 (zero_extendqi<mode>2_dot): Revert earlier conversion from
17878 define_insn_and_split to define_insn.
17879 (zero_extendqi<mode>2_dot2): Same.
17880 (extendqi<mode>2_dot): Same.
17881 (extendqi<mode>2_dot2): Same.
17883 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17885 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
17886 (probe_stack): New expander.
17887 (probe_stack_<mode>): New insn pattern.
17889 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17891 * config/i386/i386.md
17892 (operations with memory inputs setting flags peephole2):
17893 Remove uneeded REG_P checks. Cleanup pattern generation.
17895 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
17897 * tree-vect-loop.c (vect_transform_loop): Fix
17898 nb_iterations_upper_bound computation for vectorized loop.
17900 2016-04-29 Marek Polacek <polacek@redhat.com>
17901 Jakub Jelinek <jakub@redhat.com>
17904 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
17905 TARGET_EXPR_SLOT as a base.
17907 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
17909 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
17910 with 'rCm2' constraints to limit possible immediate size.
17911 (*load_zeroextendqisi_update): Likewise.
17912 (*load_signextendqisi_update): Likewise.
17913 (*loadhi_update): Likewise.
17914 (*load_zeroextendhisi_update): Likewise.
17915 (*load_signextendhisi_update): Likewise.
17916 (*loadsi_update): Likewise.
17917 (*loadsf_update): Likewise.
17919 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17921 * config/i386/predicates.md (constm1_operand): Fix comparison.
17923 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
17925 * testsuite/gcc.target/arc/ieee_eq.c: New test.
17927 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
17929 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
17930 remaining SH5 related settings.
17931 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
17932 shmedia_prepare_call_address): Delete.
17933 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
17934 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
17935 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
17936 UNSUPPORTED_SH2A): Remove m5 checks.
17937 (sh_divide_strategy_e): Remove SH5 division strategies.
17938 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
17939 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
17941 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
17943 * config/s390/s390.c (s390_rtx_costs): Update documentation.
17945 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17947 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
17948 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
17949 Change lder to ldr.
17950 * config/s390/vector.md ("mov<mode>"): Likewise.
17952 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
17954 * config/s390/constraints.md ("U", "W"): Invoke
17955 s390_mem_constraint with "ZR" and "ZT".
17956 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
17957 addresses when using LRA. Accept also short displacements for S
17958 and T constraints. Do not check for long displacement target for
17959 S and T constraints.
17960 (s390_mem_constraint): Remove handling of U and W constraints.
17961 * config/s390/s390.md (various patterns): Remove the short
17962 displacement constraints (Q and R) if a long displacement
17963 constraint is present. Add longdisp as required CPU capability.
17964 * config/s390/vector.md: Likewise.
17965 * config/s390/vx-builtins.md: Likewise.
17967 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17970 * reload1.c (reload): Call finish_spills before
17971 restarting reload loop. Skip select_reload_regs
17972 if update_eliminables_and_spill returns true.
17974 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
17976 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
17977 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
17978 (umulhisi3_imm): Update predicates and constraint letters.
17979 (umulhisi3_reg): Declare instruction as commutative.
17980 * config/arc/constraints.md (J12, J16): New constraints.
17981 * config/arc/predicates.md (short_unsigned_const_operand): New
17983 (arc_short_operand): Likewise.
17984 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
17986 2016-04-29 Richard Biener <rguenther@suse.de>
17988 PR tree-optimization/13962
17989 PR tree-optimization/65686
17990 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
17991 * tree-ssa-alias.c (ptrs_compare_unequal): New function
17992 using PTA to compare pointers.
17993 * match.pd: Add pattern for pointer equality compare simplification
17994 using ptrs_compare_unequal.
17996 2016-04-29 Richard Biener <rguenther@suse.de>
17998 * stor-layout.c (layout_type): Do not build a pointer-to-element
18001 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
18003 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
18004 Use SWI mode iterator. Use general_reg_operand predicate.
18005 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
18006 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
18009 2016-04-29 Jakub Jelinek <jakub@redhat.com>
18011 PR middle-end/70843
18012 * fold-const.c (operand_equal_p): Don't verify hash value equality
18014 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
18017 2016-04-28 Jakub Jelinek <jakub@redhat.com>
18020 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
18021 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
18022 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
18023 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
18024 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
18026 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
18028 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
18029 to info. Don't initialize separate fields to 0. Clean up
18032 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
18034 * config/i386/i386.md (peephole2s for operations with memory inputs):
18035 Use SWI mode iterator.
18036 (peephole2s for operations with memory outputs): Ditto.
18037 Do not check for stack checking probe.
18039 (probe_stack): Remove expander.
18041 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
18042 Andrew Burgess <andrew.burgess@embecosm.com>
18044 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
18045 operands as 32-bits.
18047 2016-04-28 Jason Merrill <jason@redhat.com>
18049 * gdbinit.in: Skip line-map.h.
18051 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
18052 Andrew Burgess <andrew.burgess@embecosm.com>
18054 * config/arc/arc.c (arc_conditional_register_usage): Take
18055 TARGET_RRQ_CLASS into account.
18056 (arc_print_operand): Support printing 'p' and 's' operands.
18057 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
18059 (TARGET_RRQ_CLASS): Define.
18060 (IS_POWEROF2_OR_0_P): Define.
18061 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
18063 (*tst_movb): New define_insn.
18064 (*tst): Avoid recognition if it could prevent '*tst_movb'
18065 combination; replace c/CnL with c/Chs alternative.
18066 (*tst_bitfield_tst): New define_insn.
18067 (*tst_bitfield_asr): New define_insn.
18068 (*tst_bitfield): New define_insn.
18069 (andsi3_i): Add Rrq variant.
18070 (extzv): New define_expand.
18071 (insv): New define_expand.
18072 (*insv_i): New define_insn.
18073 (*movb): New define_insn.
18074 (*movb_signed): New define_insn.
18075 (*movb_high): New define_insn.
18076 (*movb_high_signed): New define_insn.
18077 (*movb_high_signed + 1): New define_split pattern.
18078 (*mrgb): New define_insn.
18079 (*mrgb + 1): New define_peephole2 pattern.
18080 (*mrgb + 2): New define_peephole2 pattern.
18081 * config/arc/arc.opt (mbitops): New option for nps400, uses
18082 TARGET_NPS_BITOPS_DEFAULT.
18083 * config/arc/constraints.md (q): Make register class conditional.
18084 (Rrq): New register constraint.
18085 (Chs): New constraint.
18086 (Clo): New constraint.
18087 (Chi): New constraint.
18088 (Cbf): New constraint.
18089 (Cbn): New constraint.
18090 (C18): New constraint.
18091 (Cbi): New constraint.
18093 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
18095 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
18097 (bitmap_intersection_of_preds): Ditto.
18098 (bitmap_union_of_succs): Ditto.
18099 (bitmap_union_of_preds): Ditto.
18100 * sbitmap.c (do_popcount): Delete.
18101 (BITMAP_DEBUGGING): Delete.
18102 (sbitmap_verify_popcount): Delete.
18103 (sbitmap_alloc): Don't initialize the popcount field.
18104 (sbitmap_alloc_with_popcount): Delete.
18105 (sbitmap_resize): Don't resize the popcount array.
18106 (sbitmap_vector_alloc): Don't initialize the popcount field.
18107 (bitmap_copy): Don't copy the popcount array.
18108 (bitmap_clear): Don't clear the popcount array.
18109 (bitmap_clear): Delete the popcount array handling.
18110 (bitmap_ior_and_compl): Delete the popcount assert.
18111 (bitmap_not): Ditto.
18112 (bitmap_and_compl): Ditto.
18113 (bitmap_and): Delete the popcount array handling.
18114 (bitmap_xor): Ditto.
18115 (bitmap_ior): Ditto.
18116 (bitmap_or_and): Delete the popcount assert.
18117 (bitmap_and_or): Ditto.
18118 (popcount_table): Delete.
18119 (sbitmap_elt_popcount): Delete.
18120 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
18121 (bitmap_set_bit): Delete the popcount assert.
18122 (bitmap_clear_bit): Ditto.
18123 (sbitmap_free): Don't free the popcount array.
18124 (sbitmap_alloc_with_popcount): Delete declaration.
18125 (sbitmap_popcount): Ditto.
18127 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
18128 Andrew Burgess <andrew.burgess@embecosm.com>
18130 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
18131 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
18132 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
18133 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
18134 * config/arc/arc.opt (mcmem): New option.
18135 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
18136 supply length for r/m alternative.
18137 (*extendqisi2_ac): Likewise.
18138 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
18140 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
18141 (movhi_insn): Likewise.
18142 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
18143 (*zero_extendqihi2_i): Add r/Ucm alternative.
18144 (*zero_extendqisi2_ac): Likewise.
18145 (*zero_extendhisi2_i): Likewise.
18146 * config/arc/constraints.md (Uex): New memory constraint.
18147 (Ucm): New define_constraint.
18148 * config/arc/predicates.md (long_immediate_loadstore_operand):
18149 Return 0 for MEM with cmem_address address.
18150 (cmem_address_0): New predicates.
18151 (cmem_address_1): Likewise.
18152 (cmem_address_2): Likewise.
18153 (cmem_address): Likewise.
18155 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
18157 * config/rs6000/rs6000.c (machine_function): Rename
18158 insn_chain_scanned_p to spe_insn_chain_scanned_p.
18159 (rs6000_stack_info): Adjust.
18161 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
18162 Andrew Burgess <andrew.burgess@embecosm.com>
18164 * config/arc/constraints.md (Usd): Convert to define_constraint.
18168 2016-04-28 Jakub Jelinek <jakub@redhat.com>
18171 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
18172 Add new peephole2 where the first insn is *mov<mode>_or instead of
18173 *mov<mode>_internal.
18175 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
18177 * tracer.c (bb_seen): Make static.
18179 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
18181 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
18182 support, setup defaults.
18183 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
18184 * config/arc/arc.c (arc_init): Add NPS400 support.
18185 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
18186 (TARGET_ARC700): NPS400 is also an ARC700.
18187 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
18189 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
18192 * config/nds32/nds32.md (casesi): Don't access the operands array
18195 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
18197 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
18198 (or $-1,reg peephole2): Ditto.
18199 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
18201 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
18203 * doc/extend.texi (Common Function Attributes) [optimize]:
18204 Discourage use of the optimize attribute.
18206 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
18208 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
18209 special case builtin.
18210 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
18211 ALTIVEC_BUILTIN_VEC_ADDE.
18212 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
18213 support for ALTIVEC_BUILTIN_VEC_ADDE.
18214 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
18215 for __builtin_vec_adde.
18217 2016-04-28 Jakub Jelinek <jakub@redhat.com>
18219 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
18220 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
18222 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18225 * doc/sourcebuild.texi (Effective-Target Keywords, Other
18226 attributes): Document cilkplus_runtime.
18228 2016-04-28 Martin Jambor <mjambor@suse.cz>
18230 * tree-cfg.c (verify_expr): Verify that local declarations belong to
18231 this function. Call verify_expr on MEM_REFs and bases of other
18232 handled_components.
18234 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18236 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
18237 for WORD_REGISTER_OPERATIONS to runtime check.
18239 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
18241 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
18243 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
18245 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
18246 big-endian compilation.
18247 * config/arc/arc.md (addf3): Likewise.
18248 (subdf3): Likewise.
18249 (muldf3): Likewise.
18251 2016-04-28 Richard Biener <rguenther@suse.de>
18253 PR tree-optimization/70840
18254 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
18255 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
18256 Mark x * pow(x,c) -> pow(x,c+1) commutative.
18257 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
18259 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18261 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
18262 and explain why in a comment.
18264 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
18266 * config/arc/arc.md (cpu_facility): Add fpx variant.
18267 (subdf3): Prohibit use reverse sub when assist operations option
18269 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
18270 instructions only when FPX is enabled.
18271 * testsuite/gcc.target/arc/trsub.c: New test.
18273 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
18275 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
18276 mult_operator when calculating "type" attribute.
18277 (*fop_<mode>_1_i387): Ditto.
18278 (*fop_xf_1_i387): Ditto.
18279 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
18280 Use std::swap to swap operands. Use RTL expressions to generate
18283 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
18284 Joern Rennecke <joern.rennecke@embecosm.com>
18286 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
18288 (emit_pic_move): Remove.
18289 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
18290 * config/arc/arc.c (emit_pic_move): Removed.
18291 (TARGET_HAVE_TLS): Define.
18292 (arc_conditional_register_usage): Test for arc_tp_regno.
18293 (arc_print_operand, arc_print_operand_address): Handle TLS
18295 (arc_needs_pcl_p): New function.
18296 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
18297 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
18298 (arc_raw_symbolic_reference_mentioned_p): Likewise.
18299 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
18300 (arc_legitimize_tls_address): Likewise.
18301 (DTPOFF_ZERO_SYM): Define.
18302 (arc_legitimize_pic_address): Make it static, handle TLS cases.
18303 (arc_output_pic_addr_const): Print TLS unspecs.
18304 (prepare_pic_move): New function, replaces emit_pic_move.
18305 (arc_legitimate_constant_p): Handle TLS unspecs.
18306 (arc_legitimate_address_p): Likewise.
18307 (arc_rewrite_small_data_p): Use assert for TLS constants.
18308 (prepare_move_operands): Use prepare_pic_move.
18309 (arc_legitimize_address): Legitimize tls addresses.
18310 (arc_epilogue_uses): Check for arc_tp_regno.
18311 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
18312 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
18314 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
18316 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
18317 %(arc_tls_extra_start_spec).
18318 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
18319 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
18321 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
18322 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
18323 (UNSPEC_TLS_OFF): Add.
18325 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
18326 (get_thread_pointersi): New patterns.
18327 * config/arc/arc.opt (mtp-regno): New option.
18328 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
18329 (move_dest_operand): Likewise.
18330 * configure: Regenerate.
18331 * configure.ac: Add arc*-*-* case to test for tls.
18332 * doc/invoke.texi (ARC options): Document mtp-regno.
18334 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
18336 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
18337 the new ARC HS SIMD instructions.
18338 (arc_preferred_simd_mode): New function.
18339 (arc_autovectorize_vector_sizes): Likewise.
18340 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
18341 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
18342 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
18343 (arc_init_builtins): Add new SIMD builtin types.
18344 (arc_split_move): Handle 64 bit vector moves.
18345 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
18346 (TARGET_PLUS_QMACW): Define.
18347 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
18348 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
18349 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
18350 (VSUBADD4H): New builtins.
18351 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
18352 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
18354 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
18355 Matthias Klose <doko@debian.org>
18357 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
18359 2016-04-28 Richard Biener <rguenther@suse.de>
18361 PR middle-end/70777
18362 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
18365 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
18367 * common/config/sh/sh-common.c: Remove SH5 support.
18368 * config/sh/constraints.md: Likewise.
18369 * config/sh/config/sh/elf.h: Likewise.
18370 * config/sh/linux.h: Likewise.
18371 * config/sh/netbsd-elf.h: Likewise.
18372 * config/sh/predicates.md: Likewise.
18373 * config/sh/sh-c.c: Likewise.
18374 * config/sh/sh-protos.h: Likewise.
18375 * config/sh/sh.c: Likewise.
18376 * config/sh/sh.h: Likewise.
18377 * config/sh/sh.md: Likewise.
18378 * config/sh/sh.opt: Likewise.
18379 * config/sh/sync.md: Likewise.
18380 * config/sh/sh64.h: Delete.
18381 * config/sh/shmedia.h: Likewise.
18382 * config/sh/shmedia.md: Likewise.
18383 * config/sh/sshmedia.h: Likewise.
18384 * config/sh/t-netbsd-sh5-64: Likewise.
18385 * config/sh/t-sh64: Likewise.
18386 * config/sh/ushmedia.h: Likewise.
18388 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
18390 * config/i386/i386.md (sign_extend to memory peephole2s): Use
18391 general_reg_operand instead of register_operand predicate.
18393 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
18395 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
18397 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
18399 * match.pd (A - B > A, A + B < A): New transformations.
18401 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
18403 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
18404 which defaults to true. Emit an outer pair of parentheses only if
18405 EMIT_PARENS. When continuing a chain of && or || (or & or |),
18406 don't emit parentheses for the right-hand operand.
18408 2016-04-27 Jeff Law <law@redhat.com>
18410 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
18412 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18414 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
18415 (altivec_lvx_<mode>_internal): Document.
18416 (altivec_lvx_<mode>_2op): New define_insn.
18417 (altivec_lvx_<mode>_1op): Likewise.
18418 (altivec_lvx_<mode>_2op_si): Likewise.
18419 (altivec_lvx_<mode>_1op_si): Likewise.
18420 (altivec_stvx_<mode>): Remove.
18421 (altivec_stvx_<mode>_internal): Document.
18422 (altivec_stvx_<mode>_2op): New define_insn.
18423 (altivec_stvx_<mode>_1op): Likewise.
18424 (altivec_stvx_<mode>_2op_si): Likewise.
18425 (altivec_stvx_<mode>_1op_si): Likewise.
18426 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18427 Expand vec_ld and vec_st during parsing.
18428 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
18430 (altivec_expand_stvx_be): Likewise.
18431 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
18432 address-masking behavior in RTL.
18433 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
18434 address-masking behavior in RTL.
18435 (altivec_expand_builtin): Change builtin code arguments for calls
18436 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
18437 (insn_is_swappable_p): Avoid incorrect swap optimization in the
18438 presence of lvx/stvx patterns.
18439 (alignment_with_canonical_addr): New function.
18440 (alignment_mask): Likewise.
18441 (find_alignment_op): Likewise.
18442 (recombine_lvx_pattern): Likewise.
18443 (recombine_stvx_pattern): Likewise.
18444 (recombine_lvx_stvx_patterns): Likewise.
18445 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
18446 stvx patterns from expand.
18447 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
18449 (vector_altivec_store_<mode>): Likewise.
18451 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
18453 * config/aarch64/aarch64.md
18454 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
18455 remove the "fp" attributes.
18456 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
18457 add the "simd" attributes.
18458 (*movdf_aarch64): Likewise.
18459 (*movtf_aarch64): Remove the "fp" attributes.
18460 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
18461 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
18463 2016-04-27 David Malcolm <dmalcolm@redhat.com>
18465 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
18466 rtx to rtx_code_label *.
18467 * rtl.h (maybe_set_first_label_num): Likewise.
18469 2016-04-27 David Malcolm <dmalcolm@redhat.com>
18471 * df-core.c (df_add_problem): Make the problem param be const.
18472 (df_remove_problem): Make local "problem" be const.
18473 * df-problems.c (problem_RD): Make const.
18474 (problem_LR): Likewise.
18475 (problem_LIVE): Likewise.
18476 (problem_MIR): Likewise.
18477 (problem_CHAIN): Likewise.
18478 (problem_WORD_LR): Likewise.
18479 (problem_NOTE): Likewise.
18480 (problem_MD): Likewise.
18481 * df-scan.c (problem_SCAN): Likewise.
18482 * df.h (struct df_problem): Make field "dependent_problem" be
18484 (struct dataflow): Likewise for field "problem".
18485 (df_add_problem): Make param const.
18487 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
18489 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
18490 inter-unit moves to/from vector registers are enabled. Do not disable
18493 2016-04-27 David Malcolm <dmalcolm@redhat.com>
18495 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
18496 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
18498 (enum df_problem_id): ...this new enum.
18499 (struct df_problem): Convert field "id" from "int" to
18500 enum df_problem_id.
18502 2016-04-27 David Malcolm <dmalcolm@redhat.com>
18504 * rtl.def: Update comment for "things in the instruction chain" to
18505 reflect the removal of the leading "i" field for INSN_UID in
18506 r210360. Fix bogus apostrophe.
18508 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
18510 * config/i386/i386.md
18511 (lea arith with mem operand + setcc peephole2): Set operator mode.
18513 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
18516 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
18517 (dimode_scalar_to_vector_candidate_p): This.
18518 (timode_scalar_to_vector_candidate_p): New function.
18519 (scalar_to_vector_candidate_p): Likewise.
18520 (timode_check_non_convertible_regs): Likewise.
18521 (timode_remove_non_convertible_regs): Likewise.
18522 (remove_non_convertible_regs): Likewise.
18523 (remove_non_convertible_regs): Renamed to ...
18524 (dimode_remove_non_convertible_regs): This.
18525 (scalar_chain::~scalar_chain): Make it virtual.
18526 (scalar_chain::compute_convert_gain): Make it pure virtual.
18527 (scalar_chain::mark_dual_mode_def): Likewise.
18528 (scalar_chain::convert_insn): Likewise.
18529 (scalar_chain::convert_registers): Likewise.
18530 (scalar_chain::add_to_queue): Make it protected.
18531 (scalar_chain::emit_conversion_insns): Likewise.
18532 (scalar_chain::replace_with_subreg): Likewise.
18533 (scalar_chain::replace_with_subreg_in_insn): Likewise.
18534 (scalar_chain::convert_op): Likewise.
18535 (scalar_chain::convert_reg): Likewise.
18536 (scalar_chain::make_vector_copies): Likewise.
18537 (scalar_chain::convert_registers): New pure virtual function.
18538 (class dimode_scalar_chain): New class.
18539 (class timode_scalar_chain): Likewise.
18540 (scalar_chain::mark_dual_mode_def): Renamed to ...
18541 (dimode_scalar_chain::mark_dual_mode_def): This.
18542 (timode_scalar_chain::mark_dual_mode_def): New function.
18543 (timode_scalar_chain::convert_insn): Likewise.
18544 (dimode_scalar_chain::convert_registers): Likewise.
18545 (scalar_chain::compute_convert_gain): Renamed to ...
18546 (dimode_scalar_chain::compute_convert_gain): This.
18547 (scalar_chain::replace_with_subreg): Renamed to ...
18548 (dimode_scalar_chain::replace_with_subreg): This.
18549 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
18550 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
18551 (scalar_chain::make_vector_copies): Renamed to ...
18552 (dimode_scalar_chain::make_vector_copies): This.
18553 (scalar_chain::convert_reg): Renamed to ...
18554 (dimode_scalar_chain::convert_reg ): This.
18555 (scalar_chain::convert_op): Renamed to ...
18556 (dimode_scalar_chain::convert_op): This.
18557 (scalar_chain::convert_insn): Renamed to ...
18558 (dimode_scalar_chain::convert_insn): This.
18559 (scalar_chain::convert): Call convert_registers.
18560 (convert_scalars_to_vector): Change to scalar_chain pointer to
18561 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
18562 in 32-bit mode. Delete scalar_chain pointer. Call
18563 free_dominance_info in 64-bit mode.
18564 (pass_stv::gate): Remove TARGET_64BIT check.
18565 (ix86_option_override): Put the 64-bit STV pass before the CSE
18568 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
18570 * dwarf2out.h (struct dw_loc_descr_node): Remove the
18571 dw_loc_frame_offset field.
18572 * dwarf2out.c (new_loc_descr): Likewise.
18573 (resolve_args_picking_1): Turn the VISITED hash set into a
18574 FRAME_OFFSET hash map. Use it to associate a frame offset to
18575 visited nodes. Remove uses of the CHECKING_P macro.
18576 (resolve_args_picking): Update call to resolve_args_picking_1.
18578 2016-04-27 Martin Liska <mliska@suse.cz>
18580 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
18581 (free_loop_data): Release vuses of groups.
18583 2016-04-27 Bin Cheng <bin.cheng@arm.com>
18585 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
18586 instead of redundant use_id and boolean have_use_for.
18587 (struct iv_use): Change sub_id into group_id. Remove field next.
18588 Move fields: related_cands, n_map_members, cost_map and selected
18590 (struct iv_group): ... here. New structure.
18591 (struct iv_common_cand): Use structure declaration directly.
18592 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
18593 (MAX_CONSIDERED_USES): Rename macro to ...
18594 (MAX_CONSIDERED_GROUPS): ... here.
18595 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
18596 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
18597 (dump_uses): Rename to ...
18598 (dump_groups): ... here. Update all uses.
18599 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
18600 (find_induction_variables): Refactor format of dump information.
18601 (record_sub_use): Delete.
18602 (record_use): Update all uses.
18603 (record_group): New function.
18604 (record_group_use, find_interesting_uses_op): Call above functions.
18606 (find_interesting_uses_cond): Ditto.
18607 (group_compare_offset): New function.
18608 (split_all_small_groups): Rename to ...
18609 (split_small_address_groups_p): ... here. Update all uses.
18610 (split_address_groups): Update all uses.
18611 (find_interesting_uses): Refactor format of dump information.
18612 (add_candidate_1): Update all uses. Remove redundant check on iv,
18614 (add_candidate, record_common_cand): Remove redundant assert.
18615 (add_iv_candidate_for_biv): Update use.
18616 (add_iv_candidate_derived_from_uses): Update all uses.
18617 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
18618 (alloc_use_cost_map): Ditto.
18619 (set_use_iv_cost, get_use_iv_cost): Rename to ...
18620 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
18621 (determine_use_iv_cost_generic): Ditto.
18622 (determine_group_iv_cost_generic): Ditto.
18623 (determine_use_iv_cost_address): Ditto.
18624 (determine_group_iv_cost_address): Ditto.
18625 (determine_use_iv_cost_condition): Ditto.
18626 (determine_group_iv_cost_cond): Ditto.
18627 (determine_use_iv_cost): Ditto.
18628 (determine_group_iv_cost): Ditto.
18629 (set_autoinc_for_original_candidates): Update all uses.
18630 (find_iv_candidates): Update all uses. Refactor dump information.
18631 (determine_use_iv_costs): Ditto.
18632 (determine_iv_costs): Ditto.
18633 (iv_ca_cand_for_use): Rename to ...
18634 (iv_ca_cand_for_group): ... here. Update all uses.
18635 (iv_ca_add_use, iv_ca_add_group): Ditto.
18636 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
18637 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
18638 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
18639 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
18640 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
18641 (create_new_iv, adjust_iv_update_pos): Ditto.
18642 (rewrite_use_address): Delete.
18643 (rewrite_use_address_1): Rename to ...
18644 (rewrite_use_address): ... here.
18645 (rewrite_use_compare): Update all uses.
18646 (rewrite_use): Delete.
18647 (rewrite_uses): Rename to ...
18648 (rewrite_groups): ... here. Update all uses.
18649 (remove_unused_ivs, free_loop_data): Update all uses.
18650 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
18652 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18654 * rtlanal.c (nonzero_bits1): Convert preprocessor check
18655 for WORD_REGISTER_OPERATIONS to runtime check.
18657 2016-04-27 Richard Biener <rguenther@suse.de>
18660 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
18661 aggregate_value_p to determine if a function result is
18662 returned by reference.
18663 (ipa_pta_execute): Functions having their address taken are
18664 not automatically nonlocal.
18666 2016-04-27 Jakub Jelinek <jakub@redhat.com>
18669 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
18670 * fold-const.c (operand_equal_p): If flag_checking and
18671 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
18672 and if it returns non-zero, assert iterative_hash_expr on both
18675 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
18677 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
18679 2016-04-27 Nick Clifton <nickc@redhat.com>
18681 PR middle-end/49889
18682 * varasm.c (merge_weak): Generate an error if an attempt is made
18683 to convert a non-weak static function into a weak, public function.
18685 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
18687 * params.def (MAX_PARTITION_SIZE): New param.
18688 * doc/invoke.texi: Document lto-max-partition.
18690 2016-04-27 Richard Biener <rguenther@suse.de>
18693 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
18694 function cummulating used_from_other_partition, externally_visible
18695 and force_output from aliases.
18696 (refered_from_nonlocal_var): Likewise.
18697 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
18698 node flags properly.
18700 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
18702 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
18703 (-Wmemset-elt-size): New item.
18705 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
18708 * stor-layout.h (internal_reference_types): Delete.
18709 * stor-layout.c (reference_types_internal): Likewise.
18710 (internal_reference_types): Likewise.
18711 (layout_type) <REFERENCE_TYPE>: Adjust.
18713 2016-04-27 Jakub Jelinek <jakub@redhat.com>
18716 * tree.h (inchash::add_expr): Add FLAGS argument.
18717 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
18718 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
18719 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
18720 Formatting fix. Adjust recursive calls. For tcc_comparison,
18721 if swap_tree_comparison (code) is smaller than code, hash that
18722 and arguments in the other order. Hash CONVERT_EXPR the same
18723 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
18724 of ADDR_EXPR of decl as the decl itself. Add or remove
18725 OEP_ADDRESS_OF from recursive flags as needed. For
18726 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
18727 operands commutatively and only the third one normally.
18728 For internal CALL_EXPR hash in CALL_EXPR_IFN.
18730 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
18732 * config/rtems.h (LIB_SPEC): Add -latomic.
18734 2016-04-27 Joel Sherrill <joel@rtems.org>
18736 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
18737 xilink.ld and flags not relevant to RTEMS.
18739 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
18741 * toplev.c (backend_init_target): Avoid calling init_reload when using
18744 2016-04-26 Jakub Jelinek <jakub@redhat.com>
18746 * reorg.c (try_merge_delay_insns): Declare i and j inside the
18747 for loops rather than one for the whole function.
18749 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
18751 * match.pd (X + CST CMP X): New transformation.
18753 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
18755 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
18756 * fold-const.c (fold_binary_loc): Remove 2 transformations
18757 superseded by match.pd.
18758 * match.pd (x+x -> x*2): Generalize to integers.
18760 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
18762 * config/i386/i386.md (operation on memory peephole): Duplicate an
18763 existing peephole and adapt it to match lea rather than an operation
18766 PR rtl-optimization/57193
18767 * opts.c (default_options_table): Add OPT_frename_registers at -O2
18769 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
18771 2016-04-26 Bin Cheng <bin.cheng@arm.com>
18773 * tree-if-conv.c (any_pred_load_store): New static variable.
18774 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
18775 any_pred_load_store instead of and_mask_load_store.
18776 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
18777 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
18778 (combine_blocks, tree_if_conversion): Ditto.
18780 2016-04-26 Bin Cheng <bin.cheng@arm.com>
18782 PR tree-optimization/70771
18783 PR tree-optimization/70775
18784 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
18785 virtual PHI nodes. Delete parameter.
18786 (if_convertible_loop_p_1): Delete argument to above function.
18787 (predicate_all_scalar_phis): Delete code handling single-argument
18789 (tree_if_conversion): Mark and update virtual SSA.
18791 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18794 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
18795 (x86_elf_aligned_common): Rename to ...
18796 (x86_elf_aligned_decl_common): ... this.
18797 Add decl arg. Switch to .lbss for largecomm object. Use
18798 LARGECOMM_SECTION_ASM_OP.
18799 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
18801 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
18802 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
18804 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
18805 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
18807 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18810 * config/i386/i386.c (SECTION_LARGE): Define.
18811 (x86_64_elf_select_section): Set it for large data/bss sections.
18812 Only clear SECTION_WRITE for .lrodata.
18813 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
18815 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
18816 * varasm.c (default_elf_asm_named_section): Grow flagchars.
18817 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
18819 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
18820 * doc/tm.texi: Regenerate.
18822 2016-04-26 Jakub Jelinek <jakub@redhat.com>
18825 * configure.ac (--enable-checking): Document extra flag, for
18826 non-release builds default to --enable-checking=yes,extra.
18827 If misc checking and extra checking, define CHECKING_P to 2 instead
18829 * common.opt (fchecking=): Add.
18830 * doc/invoke.texi (-fchecking=): Document.
18831 * doc/install.texi: Document --enable-checking changes.
18832 * configure: Regenerated.
18833 * config.in: Regenerated.
18835 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18837 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
18838 attribute instead of which_alternative.
18839 * config/i386/sse.md (*mov<mode>_internal): Ditto.
18840 Use EXT_REX_SSE_REG_P where appropriate.
18842 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18844 * config/i386/predicates.md (const0_operand): Do not match
18845 const_wide_int code.
18846 (const1_operand): Ditto.
18848 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18850 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
18851 for SSE constm1 operands and TARGET_AVX512VL.
18852 (*movti_internal): Ditto.
18853 (*mov<mode>_or): Use constm1_operand predicate.
18854 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
18855 for SSE vector_all_ones operands and TARGET_AVX512VL.
18856 * config/i386/predicates.md (constm1_operand): New predicate.
18857 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
18858 emission of constant -1 load.
18860 2016-04-25 Jason Merrill <jason@redhat.com>
18862 * gdbinit.in: Skip is-a.h.
18864 * attribs.c (register_scoped_attributes): Fix logic.
18865 * attribs.h: Declare register_scoped_attributes.
18867 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18869 * config/rs6000/rs6000-builtin.def: Correct pasto error for
18870 stxvd2x and stxvw4x built-in functions.
18872 2016-04-25 DJ Delorie <dj@redhat.com>
18874 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
18875 (ashrhi3): Likewise.
18876 (lshrhi3): Likewise.
18878 2016-04-25 Richard Biener <rguenther@suse.de>
18880 PR tree-optimization/70780
18881 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
18882 wasn't visited yet.
18883 (compute_antic): Mark blocks with abnormal preds as visited as
18884 they have a final empty antic-in solution already.
18886 2016-04-25 Michael Collison <michael.collison@linaro.org>
18888 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
18890 2016-04-25 Michael Collison <michael.collison@linaro.org>
18892 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
18893 mode is VQI to improve mixed mode vectorization.
18894 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
18895 define_insn to match low half of signed vaddw.
18896 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
18897 define_insn to match high half of signed vaddw.
18898 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
18899 define_insn to match low half of unsigned vaddw.
18900 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
18901 define_insn to match high half of unsigned vaddw.
18902 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
18903 (arm_simd_check_vect_par_cnst_half_p): Likewise.
18904 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
18906 (arm_simd_check_vect_par_cnst_half_p): Likewise.
18907 * config/arm/predicates.md (vect_par_constant_high): Support
18908 big endian and simplify by calling
18909 arm_simd_check_vect_par_cnst_half
18910 (vect_par_constant_low): Likewise.
18912 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18914 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
18915 predicate for operand 2.
18917 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
18918 H.J. Lu <hongjiu.lu@intel.com>
18920 * config/i386/i386-protos.h (standard_sse_constant_p): Add
18921 machine_mode argument.
18922 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
18923 constm1_rtx operands. For VOIDmode constants, get mode from
18924 pred_mode. Check mode size if the mode is supported by ABI.
18925 (standard_sse_constant_opcode): Do not use standard_constant_p.
18926 Strictly check ABI support for all-ones operands.
18927 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
18928 immediates. Update calls to standard_sse_constant_p.
18929 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
18930 (ix86_rtx_costs): Ditto.
18931 * config/i386/i386.md (*movxi_internal_avx512f): Use
18932 nonimmediate_or_sse_const_operand instead of vector_move_operand.
18933 Use (v,BC) alternative instead of (v,C). Use register_operand
18934 checks instead of MEM_P.
18935 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
18936 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
18937 isa attribute. Use register_operand checks instead of MEM_P.
18938 (*movti_internal): Use nonimmediate_or_sse_const_operand for
18939 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
18940 alternative and corresponding sse2 isa attribute.
18941 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
18942 to standard_sse_constant_p.
18943 (FP constant splitters): Ditto.
18944 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
18946 * config/i386/predicates.md (constm1_operand): Remove.
18947 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
18948 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
18949 vector_all_ones_operand instead of constm1_operand.
18951 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18953 * print-rtl.c (print_rtx_insn_vec): New function.
18954 * print-rtl.h: New prototype.
18955 * store-motion.c (struct st_expr): Make avail_stores a vector.
18956 (st_expr_entry): Adjust.
18957 (free_st_expr_entry): Likewise.
18958 (print_store_motion_mems): Likewise.
18959 (find_moveable_store): Likewise.
18960 (compute_store_table): Likewise.
18961 (delete_store): Likewise.
18962 (build_store_vectors): Likewise.
18964 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18966 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
18968 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18970 * vec.h (vec_safe_contains): New function.
18971 (vec::contains): Likewise.
18972 (vec::begin): Likewise.
18973 (vec::end): Likewise.
18975 2016-04-23 Jakub Jelinek <jakub@redhat.com>
18978 * cfgexpand.c (expand_stack_vars): Fix typo.
18980 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
18982 * system.h (list, map, set, vector): Include conditionally.
18983 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
18984 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
18985 * ipa-icf.c (INCLUDE_LIST): Define.
18986 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
18987 * config/sh/sh.c (INCLUDE_VECTOR): Define.
18988 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
18989 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
18990 * cp/logic.cc (INCLUDE_LIST): Define.
18991 * fortran/trans-common.c (INCLUDE_MAP): Define.
18993 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
18995 * auto-profile.c: Remove <string.h> include.
18996 * ipa-icf-gimple.c: Remove <list> include.
18997 * diagnostic.c: Remove <new> include.
18998 * genmatch.c: Likewise.
18999 * pretty-print.c: Likewise.
19000 * toplev.c: Likewise
19001 * c/c-objc-common.c: Likewise.
19002 * cp/error.c: Likewise.
19003 * fortran/error.c: Likewise.
19005 2016-04-22 Richard Biener <rguenther@suse.de>
19007 * lto-streamer-in.c (input_ssa_names): Do not allocate
19008 GIMPLE_NOP for all SSA names.
19009 * lto-streamer-out.c (output_ssa_names): Do not output
19010 SSA names that should have been released.
19012 2016-04-22 Richard Biener <rguenther@suse.de>
19014 PR tree-optimization/70740
19015 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
19018 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
19021 * config/i386/predicates.md (call_insn_operand): Replace
19022 sibcall_memory_operand with memory_operand.
19024 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
19026 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
19027 has_single_use() tests.
19028 (register_edge_assert_for_1): Likewise.
19029 (find_assert_locations_1): Check the liveness bitmap instead of
19030 checking has_single_use().
19032 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
19035 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
19036 Extract AVX-512BW constraint from AVX.
19038 2016-04-21 Richard Biener <rguenther@suse.de>
19040 PR tree-optimization/70725
19041 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
19042 for phi_convertible_by_degenerating_args.
19043 (predicate_all_scalar_phis): Handle single-argument PHIs.
19045 2016-04-21 Richard Biener <rguenther@suse.de>
19047 PR middle-end/70747
19048 * fold-const.c (fold_comparison): Return properly typed
19051 2016-04-21 Bin Cheng <bin.cheng@arm.com>
19053 PR tree-optimization/70715
19054 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
19055 after expanding BASE using expand_simple_operations.
19057 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
19059 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
19060 New transformations.
19062 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
19064 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
19066 2016-04-20 Jan Hubicka <jh@suse.cz>
19068 * ipa-inline.c (can_inline_edge_p): Pass caller info to
19069 ultiimate_alias_target.
19070 (update_callee_keys): Likewise.
19071 (lookup_recursive_calls): Likewise.
19072 (speculation_useful_p): Likewise.
19074 2016-04-20 Jan Hubicka <jh@suse.cz>
19077 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
19078 (set_nothrow_flag_1): ... this; handle interposition correctly;
19079 recurse on aliases and thunks.
19080 (cgraph_node::set_nothrow_flag): New.
19081 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
19082 functions compiled with non-call exceptions that binds to current
19084 (propagate_nothrow): Be safe WRT interposition.
19085 * cgraph.h (set_nothrow_flag): Update prototype.
19087 2016-04-18 Jan Hubicka <jh@suse.cz>
19089 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
19090 max_loop_iterations_int.
19091 (tree_unswitch_outer_loop): Likewise.
19093 2016-04-20 Bin Cheng <bin.cheng@arm.com>
19095 PR tree-optimization/69489
19096 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
19097 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
19098 Revise dump message.
19099 (if_convertible_bb_p): Remove check on edge count of basic block's
19102 2016-04-20 Bin Cheng <bin.cheng@arm.com>
19104 PR tree-optimization/56625
19105 PR tree-optimization/69489
19106 * tree-data-ref.h (DR_INNERMOST): New macro.
19107 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
19108 hashing struct innermost_loop_behavior.
19109 (ref_DR_map): Remove.
19110 (innermost_DR_map): New map.
19111 (baseref_DR_map): Revise comment.
19112 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
19113 to innermost_DR_map accroding to its innermost loop behavior.
19114 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
19115 to its innermost loop behavior.
19116 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
19117 Add initialization for innermost_DR_map. Record memory reference
19118 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
19119 have innermost loop behavior.
19120 (if_convertible_loop_p): Remove release for ref_DR_map. Release
19123 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
19125 * config/i386/i386.md (*lea<mode>_general_1): Rename from
19126 *lea_general_1. Use explicit SWI12 mode interator.
19127 (*lea<mode>_general_2): Rename from *lea_general_2.
19128 Use explicit SWI12 mode interator.
19129 (*lea<mode>_general_3): Rename from *lea_general_3.
19130 Use explicit SWI12 mode interator.
19131 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
19132 Use explicit SWI12 mode interator.
19133 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
19134 Use explicit SWI48 mode interator.
19136 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
19138 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
19139 Short-cut unaligned load and store cases. Handle all integer
19141 (ix86_expand_vector_move_misalign): Short-cut unaligned load
19142 and store cases. Call ix86_avx256_split_vector_move_misalign
19143 directly without checking mode class.
19145 2016-04-20 Andrew Pinski <apinski@cavium.com>
19146 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19149 * config/aarch64/aarch64.md (sibcall): Force call
19150 address to be DImode for ILP32.
19151 (sibcall_value): Likewise.
19153 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
19155 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
19157 2016-04-20 Richard Biener <rguenther@suse.de>
19159 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
19160 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
19161 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
19162 (maybe_push_res_to_seq): Adjust.
19163 * gimple-fold.c (maybe_build_generic_op): Likewise.
19165 2016-04-20 Marek Polacek <polacek@redhat.com>
19167 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
19170 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
19172 * config/i386/sse.md (vec_unpacks_lo_hi): Always
19173 use kmovw to support AVX512F target.
19175 2016-04-20 Bin Cheng <bin.cheng@arm.com>
19177 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
19179 2016-04-20 Marek Polacek <polacek@redhat.com>
19181 PR tree-optimization/70725
19182 * tree-if-conv.c (is_false_predicate): New function.
19183 (predicate_mem_writes): Use it.
19185 2016-04-20 Richard Biener <rguenther@suse.de>
19187 PR tree-optimization/70726
19188 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
19189 shift amounts from a pattern stmt operand.
19191 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19194 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
19195 stack_restore_from_fpr pattern when restoring r15.
19196 (s390_optimize_prologue): Strip away the memory barrier in the
19197 parallel when trying to get rid of restore insns.
19198 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
19199 definition for loading the stack pointer from an FPR. Compared to
19200 the normal move insn this pattern includes a full memory barrier.
19202 2016-04-19 Jakub Jelinek <jakub@redhat.com>
19204 PR middle-end/70680
19205 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
19206 implicitly linear or lastprivate iterator on the outer context.
19208 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
19210 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
19212 * config/i386/i386.md (ssememalign): Removed.
19213 * config/i386/sse.md: Remove ssememalign attribute from patterns.
19215 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
19218 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
19219 const short * to __builtin_ia32_loaddquhi512_mask.
19220 (_mm512_maskz_loadu_epi16): Likewise.
19221 (_mm512_mask_storeu_epi16): Pass short * to
19222 __builtin_ia32_storedquhi512_mask.
19223 (_mm512_mask_loadu_epi8): Pass const char * to
19224 __builtin_ia32_loaddquqi512_mask.
19225 (_mm512_maskz_loadu_epi8): Likewise.
19226 (_mm512_mask_storeu_epi8): Pass char * to
19227 __builtin_ia32_storedquqi512_mask.
19228 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
19229 const double * to __builtin_ia32_loadupd512_mask.
19230 (_mm512_mask_loadu_pd): Likewise.
19231 (_mm512_maskz_loadu_pd): Likewise.
19232 (_mm512_storeu_pd): Pass double * to
19233 __builtin_ia32_storeupd512_mask.
19234 (_mm512_mask_storeu_pd): Likewise.
19235 (_mm512_loadu_ps): Pass const float * to
19236 __builtin_ia32_loadups512_mask.
19237 (_mm512_mask_loadu_ps): Likewise.
19238 (_mm512_maskz_loadu_ps): Likewise.
19239 (_mm512_storeu_ps): Pass float * to
19240 __builtin_ia32_storeups512_mask.
19241 (_mm512_mask_storeu_ps): Likewise.
19242 (_mm512_mask_loadu_epi64): Pass const long long * to
19243 __builtin_ia32_loaddqudi512_mask.
19244 (_mm512_maskz_loadu_epi64): Likewise.
19245 (_mm512_mask_storeu_epi64): Pass long long *
19246 to __builtin_ia32_storedqudi512_mask.
19247 (_mm512_loadu_si512): Pass const int * to
19248 __builtin_ia32_loaddqusi512_mask.
19249 (_mm512_mask_loadu_epi32): Likewise.
19250 (_mm512_maskz_loadu_epi32): Likewise.
19251 (_mm512_storeu_si512): Pass int * to
19252 __builtin_ia32_storedqusi512_mask.
19253 (_mm512_mask_storeu_epi32): Likewise.
19254 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
19255 char * to __builtin_ia32_storedquqi256_mask.
19256 (_mm_mask_storeu_epi8): Likewise.
19257 (_mm256_mask_loadu_epi16): Pass const short * to
19258 __builtin_ia32_loaddquhi256_mask.
19259 (_mm256_maskz_loadu_epi16): Likewise.
19260 (_mm_mask_loadu_epi16): Pass const short * to
19261 __builtin_ia32_loaddquhi128_mask.
19262 (_mm_maskz_loadu_epi16): Likewise.
19263 (_mm256_mask_loadu_epi8): Pass const char * to
19264 __builtin_ia32_loaddquqi256_mask.
19265 (_mm256_maskz_loadu_epi8): Likewise.
19266 (_mm_mask_loadu_epi8): Pass const char * to
19267 __builtin_ia32_loaddquqi128_mask.
19268 (_mm_maskz_loadu_epi8): Likewise.
19269 (_mm256_mask_storeu_epi16): Pass short * to.
19270 __builtin_ia32_storedquhi256_mask.
19271 (_mm_mask_storeu_epi16): Pass short * to.
19272 __builtin_ia32_storedquhi128_mask.
19273 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
19274 const double * to __builtin_ia32_loadupd256_mask.
19275 (_mm256_maskz_loadu_pd): Likewise.
19276 (_mm_mask_loadu_pd): Pass onst double * to
19277 __builtin_ia32_loadupd128_mask.
19278 (_mm_maskz_loadu_pd): Likewise.
19279 (_mm256_mask_storeu_pd): Pass double * to
19280 __builtin_ia32_storeupd256_mask.
19281 (_mm_mask_storeu_pd): Pass double * to
19282 __builtin_ia32_storeupd128_mask.
19283 (_mm256_mask_loadu_ps): Pass const float * to
19284 __builtin_ia32_loadups256_mask.
19285 (_mm256_maskz_loadu_ps): Likewise.
19286 (_mm_mask_loadu_ps): Pass const float * to
19287 __builtin_ia32_loadups128_mask.
19288 (_mm_maskz_loadu_ps): Likewise.
19289 (_mm256_mask_storeu_ps): Pass float * to
19290 __builtin_ia32_storeups256_mask.
19291 (_mm_mask_storeu_ps): ass float * to
19292 __builtin_ia32_storeups128_mask.
19293 (_mm256_mask_loadu_epi64): Pass const long long * to
19294 __builtin_ia32_loaddqudi256_mask.
19295 (_mm256_maskz_loadu_epi64): Likewise.
19296 (_mm_mask_loadu_epi64): Pass const long long * to
19297 __builtin_ia32_loaddqudi128_mask.
19298 (_mm_maskz_loadu_epi64): Likewise.
19299 (_mm256_mask_storeu_epi64): Pass long long * to
19300 __builtin_ia32_storedqudi256_mask.
19301 (_mm_mask_storeu_epi64): Pass long long * to
19302 __builtin_ia32_storedqudi128_mask.
19303 (_mm256_mask_loadu_epi32): Pass const int * to
19304 __builtin_ia32_loaddqusi256_mask.
19305 (_mm256_maskz_loadu_epi32): Likewise.
19306 (_mm_mask_loadu_epi32): Pass const int * to
19307 __builtin_ia32_loaddqusi128_mask.
19308 (_mm_maskz_loadu_epi32): Likewise.
19309 (_mm256_mask_storeu_epi32): Pass int * to
19310 __builtin_ia32_storedqusi256_mask.
19311 (_mm_mask_storeu_epi32): Pass int * to
19312 __builtin_ia32_storedqusi128_mask.
19313 * config/i386/i386-builtin-types.def (PCSHORT): New.
19314 (PINT64): Likewise.
19315 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
19316 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
19317 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
19318 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
19319 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
19320 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
19321 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
19322 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
19323 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
19324 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
19325 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
19326 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
19327 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
19328 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
19329 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
19330 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
19331 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
19332 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
19333 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
19334 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
19335 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
19336 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
19337 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
19338 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
19339 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
19340 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
19341 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
19342 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
19343 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
19344 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
19345 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
19346 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
19347 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
19348 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
19349 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
19350 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
19351 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
19352 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
19353 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
19354 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
19355 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
19356 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
19357 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
19358 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
19359 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
19360 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
19361 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
19362 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
19363 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
19365 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
19366 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
19368 (ix86_expand_vector_move_misalign): Likewise.
19369 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
19370 to scalar function prototype for unaligned load/store builtins.
19371 (ix86_expand_special_args_builtin): Updated.
19372 * config/i386/sse.md (UNSPEC_LOADU): Removed.
19373 (UNSPEC_STOREU): Likewise.
19374 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
19375 (VI_ULOADSTORE_F_AVX512VL): Likewise.
19376 (ssescalarsize): Handle V4TI, V2TI and V1TI.
19377 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
19378 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
19379 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
19380 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
19381 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
19382 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
19383 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
19384 (<avx512>_storedqu<mode>_mask): Likewise.
19385 (*sse4_2_pcmpestr_unaligned): Likewise.
19386 (*sse4_2_pcmpistr_unaligned): Likewise.
19387 (*mov<mode>_internal): Renamed to ...
19388 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
19389 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
19390 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
19391 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
19393 2016-04-19 Richard Biener <rguenther@suse.de>
19395 PR tree-optimization/70171
19396 * tree-ssa-phiprop.c: Include stor-layout.h.
19397 (phiprop_insert_phi): Handle the aggregate copy case.
19398 (propagate_with_phi): Likewise.
19400 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
19402 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
19403 instead of simplify_gen_subreg (... , 0).
19404 (ix86_delegitimize_address): Ditto.
19405 (ix86_split_divmod): Ditto.
19406 (ix86_split_copysign_const): Ditto.
19407 (ix86_split_copysign_var): Ditto.
19408 (ix86_expand_args_builtin): Ditto.
19409 (ix86_expand_round_builtin): Ditto.
19410 (ix86_expand_special_args_builtin): Ditto.
19411 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
19412 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
19413 (udivmodqi4): Ditto.
19414 (absneg splitters): Ditto.
19415 (*jcc_bt<mode>_1): Ditto.
19417 2016-04-19 Richard Biener <rguenther@suse.de>
19419 PR tree-optimization/70724
19420 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
19421 restoring out from ...
19422 (free_scc_vn): ... here.
19423 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
19424 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
19426 (pass_fre::execute): Restore SSA info.
19428 2016-04-19 Richard Biener <rguenther@suse.de>
19430 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
19431 * gimple-walk.c (walk_gimple_op): Initialize it.
19432 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
19433 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
19434 remapping SSA names of defs.
19435 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
19438 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
19440 PR middle-end/70689
19441 * lra-constraints.c (equiv_substition_p): New.
19442 (process_alt_operands): Use it.
19443 (swap_operands): Swap it.
19444 (curr_insn_transform): Update it.
19446 2016-04-18 Michael Matz <matz@suse.de>
19448 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
19449 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
19450 * tree-core.h (tree_type_common.align): Use bit-field.
19451 (tree_type_common.spare): New.
19452 (tree_decl_common.off_align): Make smaller.
19453 (tree_decl_common.align): Use bit-field.
19455 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
19456 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
19457 (scan_sharing_clauses): Ditto.
19458 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
19459 (omp_finish_file): Ditto.
19460 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
19461 (layout_decl): Ditto.
19462 (relayout_decl): Ditto.
19463 (finalize_record_size): Use SET_TYPE_ALIGN.
19464 (finalize_type_size): Ditto.
19465 (finish_builtin_struct): Ditto.
19466 (layout_type): Ditto.
19467 (initialize_sizetypes): Ditto.
19468 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
19469 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
19470 (lookup_field_for_decl): Use SET_DECL_ALIGN.
19471 (get_chain_field): Ditto.
19472 (get_trampoline_type): Ditto.
19473 (get_nl_goto_field): Ditto.
19474 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
19476 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
19477 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
19478 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
19479 (build_qualified_type): Use SET_TYPE_ALIGN.
19480 (build_aligned_type, build_range_type_1): Ditto.
19481 (build_atomic_base): Ditto.
19482 (build_common_tree_nodes): Ditto.
19483 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
19484 (expand_one_stack_var_at): Ditto.
19485 * coverage.c (build_var): Use SET_DECL_ALIGN.
19486 * except.c (init_eh): Ditto.
19487 * function.c (assign_parm_setup_block): Ditto.
19488 * symtab.c (increase_alignment_1): Ditto.
19489 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
19490 * tree-vect-stmts.c (ensure_base_align): Ditto.
19491 * varasm.c (align_variable): Ditto.
19492 (assemble_variable): Ditto.
19493 (build_constant_desc): Ditto.
19494 (output_constant_def_contents): Ditto.
19496 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
19497 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
19498 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
19499 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
19500 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
19502 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
19505 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
19506 replace %vmovsd with "%vmovq".
19507 (vec_concatv2df): Likewise.
19509 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
19511 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
19512 (*vec_extractv2si_0): Ditto.
19513 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
19514 (zero_extended_scalar_load_operand splitters): Ditto.
19515 (vec_extract splitters): Ditto.
19516 (*vec_extractv4si_0_zext): Ditto.
19517 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
19518 and lowpart_subreg.
19519 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
19520 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
19521 (*sse4_1_extractps): Use lowpart_subreg.
19522 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
19524 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19526 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
19528 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
19529 Mention Solaris 11 packaging changes.
19530 Update gas and gld requirements.
19531 Remove reference to pre-Solaris 10 bug.
19532 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
19534 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
19537 2016-04-17 Jan Hubicka <jh@suse.cz>
19539 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
19540 max_loop_iterations_int.
19542 2016-04-18 Richard Biener <rguenther@suse.de>
19544 PR tree-optimization/43434
19545 * tree-ssa-structalias.c (struct vls_data): New.
19546 (visit_loadstore): Handle all pointer-based accesses.
19547 (compute_dependence_clique): Compute a bitmap of restrict tags
19548 assigned bases and pass it to visit_loadstore.
19550 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
19553 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
19554 armv8.1-a and armv8.1-a+crc.
19556 2016-04-18 Richard Biener <rguenther@suse.de>
19558 PR tree-optimization/70701
19559 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
19560 references after translating through a memcpy.
19562 2016-04-18 Richard Biener <rguenther@suse.de>
19564 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
19565 (compute_antic): ... here. For partial antic use regular
19566 postorder and scrap iteration.
19567 (compute_partial_antic_aux): Remove unused return value.
19568 (init_pre): Do not allocate postorder.
19569 (fini_pre): Do not free postorder.
19571 2016-04-18 Richard Biener <rguenther@suse.de>
19573 PR middle-end/37870
19574 * expmed.c (extract_bit_field_1): Remove broken case
19575 using a wider MODE_INT mode.
19577 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
19579 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
19580 unless compiling with at least GCC-4.8.
19582 2016-04-17 Jan Hubicka <jh@suse.cz>
19585 * graphite.c (graphite_finalize): Update call to
19586 tree_estimate_probability.
19587 * predict.h (tree_estimate_probability): Update prototype.
19589 2016-04-17 Jan Hubicka <jh@suse.cz>
19591 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
19592 (tree_estimate_probability): Likewise.
19593 (pass_profile::execute): Update.
19594 (report_predictor_hitrates): New function.
19595 * profile.c (compute_branch_probabilities): Use it.
19596 * predict.h (report_predictor_hitrates): Declare.
19598 2016-04-17 Jan Hubicka <jh@suse.cz>
19601 * cgraph.h (cgraph_node::set_const_flag,
19602 cgraph_node::set_pure_flag): Update prototype to return bool;
19604 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
19605 of interposable symbol are interposable, too.
19606 (cgraph_set_const_flag_1): Rename to ...
19607 (set_const_flag_1): ... this one; change to self recursive function
19608 instead of call_for_symbol_thunks_and_aliases. Handle correctly
19609 clearnig the flag in all variants and also virtual thunks of const
19610 functions are pure; track if any change was done.
19611 (cgraph_node::set_const_flag): Update.
19612 (struct set_pure_flag_info): New struct.
19613 (cgraph_set_pure_flag_1): Rename to ...
19614 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
19615 rather than pointer encoded flags; track if any changes was done;
19616 handle correctly clearning flag and setting flag of aliases already
19618 (cgraph_node::set_pure_flag): Update.
19619 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
19621 2016-04-17 Tom de Vries <tom@codesourcery.com>
19624 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
19625 backslash in label.
19627 2016-04-17 Tom de Vries <tom@codesourcery.com>
19629 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
19630 '{}<> ' as escape-for-record.
19632 2016-04-17 Tom de Vries <tom@codesourcery.com>
19634 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
19637 2016-04-17 Tom de Vries <tom@codesourcery.com>
19640 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
19641 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
19642 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
19643 * passes.c (finish_optimization_passes): Only call
19644 finish_graph_dump_file if dfi->graph_dump_initialized.
19645 (execute_function_dump, pass_init_dump_file): Use
19646 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
19648 2016-04-17 Tom de Vries <tom@codesourcery.com>
19650 PR tree-optimization/70256
19651 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
19652 (debug_varmap): New function.
19654 2016-04-17 Tom de Vries <tom@codesourcery.com>
19657 * passes.c (pass_manager::register_pass): Propagate pflags.
19659 2016-04-17 Tom de Vries <tom@codesourcery.com>
19662 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
19663 * passes.c (pass_manager::pass_manager): Declare and init p_start in
19664 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
19665 check if it's equal to p_start.
19666 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
19668 2016-04-15 Jan Hubicka <jh@suse.cz>
19671 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
19672 function does not bind to current def.
19673 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
19674 handle conservatively calls to functions that does not need to bind
19676 (check_call): Update call of worse_state.
19677 (ignore_edge_for_nothrow): Update.
19678 (ignore_edge_for_pure_const): Likewise.
19679 (propagate_pure_const): Update calls to worse_state.
19680 (skip_function_for_local_pure_const): Reformat comments.
19682 2016-04-15 Jan Hubicka <jh@suse.cz>
19685 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
19686 (cgraph_node::function_symbol): Likewise.
19687 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
19688 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
19689 (symtab_node::ultimate_alias_target): Add REF parameter.
19690 (symtab_node::binds_to_current_def_p): Declare.
19691 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
19692 (cgraph_node::function_symbol): Likewise.
19693 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
19694 (cgraph_node::get_availability): Likewise.
19695 (cgraph_edge::binds_to_current_def_p): New inline function.
19696 (varpool_node::get_availability): Add REF parameter.
19697 (varpool_node::ultimate_alias_target): Likewise.
19698 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
19699 (symtab_node::binds_to_current_def_p): Likewise.
19700 * varpool.c (varpool_node::get_availability): Likewise.
19702 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
19705 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
19706 Fix mode size check.
19708 2016-04-15 Jakub Jelinek <jakub@redhat.com>
19710 * BASE-VER: Set to 7.0.0.
19712 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
19714 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
19716 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19718 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
19719 architecture revisions.
19721 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
19723 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
19724 * config/i386/i386.c (ix86_using_red_zone): No longer static.
19725 * config/i386/i386.md (stack decrement to push peepholes): Guard
19726 with !x86_using_red_zone ().
19728 2016-04-15 Jakub Jelinek <jakub@redhat.com>
19731 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
19732 to dump_generic_node.
19733 (NIY): Pass also flags to do_niy.
19735 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
19737 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
19738 (simd_clone_vector_of_formal_parm_types)
19739 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
19740 (simd_clone_mangle, simd_clone_create)
19741 (simd_clone_adjust_return_type, create_tmp_simd_array)
19742 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
19743 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
19744 (ipa_simd_modify_function_body, simd_clone_linear_addend)
19745 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
19746 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
19747 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
19748 * omp-simd-clone.c: ... this new file.
19749 (simd_clone_vector_of_formal_parm_types): Make it static.
19750 * Makefile.in (OBJS): Add omp-simd-clone.o.
19752 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
19755 * config/i386/sse.md: Use proper memory operand modifiers.
19758 2016-04-15 Richard Biener <rguenther@suse.de>
19759 Alan Modra <amodra@gmail.com>
19761 PR tree-optimization/70130
19762 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
19763 when alignment stays not the same and no not use the realign
19766 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
19769 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
19770 direct move handlers for KFmode. Change TFmode handlers test from
19771 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
19773 2016-04-14 Jakub Jelinek <jakub@redhat.com>
19776 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
19777 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
19778 (inlined_polymorphic_ctor_dtor_block_p): Use it.
19779 * tree-ssa-live.c (remove_unused_scope_block_p): When
19780 in_ctor_dtor_block, avoid discarding not just BLOCKs with
19781 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
19782 block_ultimate_origin is FUNCTION_DECL.
19783 (remove_unused_locals): If current_function_decl is
19784 polymorphic_ctor_dtor_p, pass initial true to
19785 remove_unused_scope_block_p' is_ctor_dtor_block.
19787 2016-04-14 Martin Sebor <msebor@redhat.com>
19792 * doc/extend.texi (Variable Length): Revert.
19794 2016-04-14 Marek Polacek <polacek@redhat.com>
19795 Jan Hubicka <hubicka@ucw.cz>
19798 * tree.c (verify_type): Disable the canonical type of main variant
19801 2016-04-14 Jason Merrill <jason@redhat.com>
19803 * cfgexpand.c, expr.c: Revert previous change.
19805 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
19807 PR middle-end/70643
19808 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
19809 when building a mem ref for the incoming reduction variable.
19811 2016-04-14 Richard Biener <rguenther@suse.de>
19813 PR tree-optimization/70614
19814 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
19815 loop if the evolution dropped to chrec_dont_know.
19816 (interpret_condition_phi): Likewise.
19818 2016-04-14 Richard Biener <rguenther@suse.de>
19820 PR tree-optimization/70623
19821 * tree-ssa-pre.c (changed_blocks): Make global ...
19822 (compute_antic): ... local here. Move and fix worklist
19823 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
19824 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
19825 worklist handling, dump when ANTIC_IN changed.
19826 (compute_partial_antic_aux): Remove worklist handling.
19827 (init_pre): Do not compute post dominators. Add a comment about
19828 the CFG order chosen.
19829 (fini_pre): Do not free post dominators.
19831 2016-04-13 Martin Sebor <msebor@redhat.com>
19836 * doc/extend.texi (Variable Length): Document C++ specifics.
19838 2016-04-13 Jakub Jelinek <jakub@redhat.com>
19841 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
19842 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
19843 eh edges have been purged.
19846 * tree-sra.c (create_access_replacement,
19847 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
19849 * tree-pretty-print.c (dump_fancy_name): New function.
19850 (dump_decl_name, dump_generic_node): Use it.
19852 2016-04-13 Jason Merrill <jason@redhat.com>
19854 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
19855 * expr.c (expand_expr_real_1): Likewise.
19857 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
19859 * config/i386/i386.md (kunpckhi): Swap operands.
19860 (kunpcksi): Likewise.
19861 (kunpckdi): Likewise.
19862 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
19863 (vec_pack_trunc_<mode>): Likewise.
19865 2016-04-13 Jakub Jelinek <jakub@redhat.com>
19868 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
19870 PR middle-end/70633
19871 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
19872 gimplification turns some element into non-constant.
19875 * rtl.h (convert_memory_address_addr_space_1): New prototype.
19876 * explow.c (convert_memory_address_addr_space_1): No longer static,
19877 add NO_EMIT argument and don't call convert_modes if true, pass
19878 it down recursively, remove break after return.
19879 (convert_memory_address_addr_space): Adjust caller.
19880 * simplify-rtx.c (simplify_unary_operation_1): Call
19881 convert_memory_address_addr_space_1 instead of convert_memory_address,
19882 if it returns NULL, don't simplify.
19884 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
19887 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
19889 2016-04-12 Jakub Jelinek <jakub@redhat.com>
19891 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
19892 Bump the upper SIMDLEN limits, so that if the return type or
19893 characteristic type if the return type is void can be passed in
19894 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
19897 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
19900 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
19901 Do not use "=" constraint on an input constraint.
19902 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
19903 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
19904 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
19905 generates (neg (abs ...)) instead of (abs ...).
19907 2016-04-12 Jakub Jelinek <jakub@redhat.com>
19909 PR rtl-optimization/70596
19910 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
19911 just invalidate LRA data and reset them. Adjust dump wording.
19913 2016-04-12 Martin Liska <mliska@suse.cz>
19916 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
19918 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
19920 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
19921 max_loop_iterations_int.
19922 (tree_unswitch_outer_loop): Likewise.
19923 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
19924 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
19926 2016-04-12 Tom de Vries <tom@codesourcery.com>
19928 PR tree-optimization/68756
19929 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
19930 instead of new_name.
19932 2016-04-12 Jakub Jelinek <jakub@redhat.com>
19934 PR tree-optimization/70602
19935 * tree-sra.c (generate_subtree_copies): Don't write anything into
19936 constant pool decls.
19938 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
19939 regardless whether there are depend clauses or not.
19941 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
19944 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
19945 target attribute and pragma from changing the -mfloat128
19946 and -mfloat128-hardware options.
19948 * doc/extend.texi (Additional Floating Types): Document PowerPC
19949 __float128 restrictions.
19951 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
19954 * config/aarch64/driver-aarch64.c
19955 (aarch64_get_extension_string_for_isa_flags): New.
19956 (arch_extension): Rename to...
19957 (aarch64_arch_extension): ...This.
19958 (ext_to_feat_string): Rename to...
19959 (aarch64_extensions): ...This.
19960 (aarch64_core_data): Keep track of architecture extension flags.
19961 (cpu_data): Rename to...
19962 (aarch64_cpu_data): ...This.
19963 (aarch64_arch_driver_info): Keep track of architecture extension
19965 (get_arch_name_from_id): Rename to...
19966 (get_arch_from_id): ...This, change return type.
19967 (host_detect_local_cpu): Update and reformat for renames, handle
19968 extensions through common infrastructure.
19970 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
19973 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
19974 track of a canonical flag name.
19975 (all_extensions): Likewise.
19976 (arch_to_arch_name): Also track extension flags enabled by the arch.
19977 (all_architectures): Likewise.
19978 (aarch64_parse_extension): Move to here.
19979 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
19981 (aarch64_rewrite_selected_cpu): Update for above change.
19982 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
19983 are handled, such that the single explicit value enabled by an
19984 extension is kept seperate from the implicit values it also enables.
19985 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
19987 (aarch64_parse_extension): New.
19988 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
19989 here to config/aarch64/aarch64-protos.h.
19990 (aarch64_parse_extension): Move from here to
19991 common/config/aarch64/aarch64-common.c.
19992 (aarch64_option_print): Update.
19993 (aarch64_declare_function_name): Likewise.
19994 (aarch64_start_file): Likewise.
19995 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
19996 the canonical flag for extensions.
19997 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
20000 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
20002 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
20005 2016-04-09 Tom de Vries <tom@codesourcery.com>
20007 PR tree-optimization/68953
20008 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
20009 first to last subscript.
20011 2016-04-09 Jakub Jelinek <jakub@redhat.com>
20013 PR tree-optimization/70586
20014 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
20017 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
20021 PR tree-optimization/70373
20022 PR middle-end/70533
20023 PR middle-end/70534
20024 PR middle-end/70535
20025 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
20026 clauses for acc parallel reductions as necessary. Error on those
20028 * omp-low.c (scan_sharing_clauses): Don't install variables which
20029 are used in acc parallel reductions.
20030 (lower_rec_input_clauses): Remove dead code.
20031 (lower_oacc_reductions): Add support for reference reductions.
20032 (lower_reduction_clauses): Remove dead code.
20033 (lower_omp_target): Don't remap variables appearing in acc parallel
20035 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
20037 2016-04-08 Jakub Jelinek <jakub@redhat.com>
20039 PR middle-end/70593
20040 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
20041 with multiple SSA_NAME defs, force the outputs other than first
20042 to be live before calling live_track_process_def on each output.
20044 PR rtl-optimization/70574
20045 * fwprop.c (forward_propagate_and_simplify): Don't add
20046 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
20047 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
20048 paradoxical subregs within *loc.
20050 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
20052 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
20053 -ftree-parallelize-loops={0,1}.
20054 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
20055 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
20056 * config/ia64/hpux.h (LIB_SPEC): Likewise.
20057 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
20058 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
20060 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
20063 * asan.c (instrument_derefs): If we get unknown location, extract it
20064 with EXPR_LOCATION.
20065 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
20067 2016-04-08 Tom de Vries <tom@codesourcery.com>
20069 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
20070 implicit firstprivate clause.
20072 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20075 * config/arm/thumb2.md (tst + branch-> lsls + branch
20076 peephole below *orsi_not_shiftsi_si): Require that condition
20077 register is dead after the peephole.
20078 (second peephole after the above): Likewise.
20080 2016-04-08 Alan Modra <amodra@gmail.com>
20083 * builtins.c (fold_builtin_classify): For IBM extended precision,
20084 look at just the high-order double to test for NaN.
20085 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
20086 test just the high double for Inf but both doubles for subnormal
20089 2016-04-07 Jakub Jelinek <jakub@redhat.com>
20091 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
20092 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
20093 node->simdclone->mask_mode != VOIDmode masks.
20094 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
20095 earlier, use it instead of node->simdclone.
20096 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
20097 Set clonei->mask_mode.
20099 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
20102 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
20103 Pass it through to cp_parser_already_scoped_statement.
20104 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
20105 it through to cp_parser_statement.
20106 (cp_parser_statement): Pass IF_P through to
20107 cp_parser_iteration_statement.
20108 (cp_parser_pragma): Adjust call to
20109 cp_parser_iteration_statement.
20111 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
20114 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
20115 resolve a future -Wparentheses warning.
20116 * omp-low.c (scan_sharing_clauses): Likewise.
20117 * tree-parloops.c (eliminate_local_variables): Likewise.
20119 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
20121 PR rtl-optimization/70398
20122 * lra-constraints.c (process_address_1): Check zero scale and code
20123 for reloading with zero scale.
20125 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
20127 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
20128 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
20130 2016-04-06 Jakub Jelinek <jakub@redhat.com>
20132 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
20133 Add support for AVX512F clones, include them by default for
20134 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
20135 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
20138 PR middle-end/70550
20139 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
20140 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
20141 firstprivate clauses.
20142 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
20143 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
20144 (lower_omp_target): Set TREE_NO_WARNING for
20145 non-addressable possibly uninitialized vars which are copied into
20146 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
20148 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
20150 * config/pa/predicates.md (integer_store_memory_operand): Accept
20151 REG+D operands with a large offset when reload_in_progress is true.
20152 (floating_point_store_memory_operand): Likewise.
20154 2016-04-05 Jakub Jelinek <jakub@redhat.com>
20157 * match.pd (nested int casts): Limit to GIMPLE.
20159 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
20162 * ipa-devirt.c (maybe_record_node): Fix comment; use
20163 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
20165 2016-04-05 Jakub Jelinek <jakub@redhat.com>
20167 PR rtl-optimization/70542
20168 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
20169 if there are any uses other than insn or debug insns.
20171 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
20172 Jakub Jelinek <jakub@redhat.com>
20174 PR tree-optimization/70509
20175 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
20176 Shift HOST_WIDE_INT_1U instead of 1.
20178 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
20180 PR tree-optimization/70509
20181 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
20182 of the vector base type for index.
20184 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
20187 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
20189 2016-04-05 Richard Biener <rguenther@suse.de>
20191 PR tree-optimization/70526
20192 * tree-sra.c (build_ref_for_offset): Use prev_base to
20193 extract the alias pointer type.
20195 2016-04-05 Richard Biener <rguenther@suse.de>
20197 * dse.c (struct store_info): Remove alias_set member.
20198 (struct read_info_type): Likewise.
20199 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
20200 spill_deleted, clear_alias_set_lookup): Remove.
20201 (get_group_info): Remove dead base == NULL_RTX case.
20202 (dse_step0): Remove initialization of removed variables.
20203 (delete_dead_store_insn): Reomve alias set dumping.
20204 (free_read_records): Remove alias_set handling.
20205 (canon_address): Remove alias_set_out parameter.
20206 (record_store): Remove spill_alias_set, it's always zero.
20207 (check_mem_read_rtx): Likewise.
20208 (dse_step2): Rename from ...
20209 (dse_step2_nospill): ... this. Adjust.
20210 (scan_stores): Rename from ...
20211 (scan_stores_nospill): ... this.
20212 (scan_reads): Rename from ...
20213 (scan_reads_nospill): ... this.
20214 (scan_stores_spill, scan_reads_spill): Remove.
20215 (dse_step3_scan): Remove for_spills argument which is always false.
20216 (dse_step3): Likewise.
20217 (dse_step5): Rename from ...
20218 (dse_step5_nospill): ... this. Remove alias_set handling.
20219 (rest_of_handle_dse): Adjust.
20221 2016-04-05 Jakub Jelinek <jakub@redhat.com>
20224 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
20225 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
20226 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
20227 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
20229 2016-04-05 Richard Biener <rguenther@suse.de>
20231 PR middle-end/70499
20232 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
20233 non-register type temporaries into SSA.
20235 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
20238 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
20239 calls when sanitizing.
20240 (possible_polymorphic_call_target_p): Fix formatting.
20242 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20243 Jakub Jelinek <jakub@redhat.com>
20245 PR middle-end/70457
20246 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
20247 to ensure a call statement is compatible with a built-in's
20249 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
20252 2016-04-04 Richard Biener <rguenther@suse.de>
20254 PR rtl-optimization/70484
20255 * rtl.h (canon_output_dependence): Declare.
20256 * alias.c (canon_output_dependence): New function.
20257 * dse.c (record_store): Use canon_output_dependence rather
20258 than canon_true_dependence.
20260 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
20263 * cgraph.h (symtab_node::copy_visibility_from): New function.
20264 * symtab.c (symtab_node::copy_visibility_from): New function.
20265 * ipa-visibility.c (optimize_weakref): New function.
20266 (function_and_variable_visibility): Use it.
20268 2016-04-04 Martin Liska <mliska@suse.cz>
20271 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
20272 value that is really in range handled by SBR instruction.
20273 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
20274 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
20275 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
20277 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
20281 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
20282 set, but not for SP_REG operands.
20284 2016-04-02 Martin Sebor <msebor@redhat.com>
20287 * fold-const.c (maybe_nonzero_address): New function.
20288 (fold_comparison): Call it. Fold equality and relational
20289 expressions involving null pointers.
20290 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
20292 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
20294 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
20295 the "Y" constraint (scalar FP 0.0 immediate).
20297 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
20298 Add the "const_double" to the list of operand constraints.
20300 2016-04-01 Jakub Jelinek <jakub@redhat.com>
20302 PR rtl-optimization/70467
20303 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
20304 If low word of the last operand is 0, just emit addition/subtraction
20307 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20310 * config/s390/s390.c (s390_expand_insv): Check for everything
20311 constant instead of just VOIDmode stuff.
20313 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20316 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
20318 2016-04-01 Nathan Sidwell <nathan@acm.org>
20320 * tree.def (TRY_CATCH_EXPR): Correct documentation.
20322 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
20324 PR rtl-optimization/70461
20325 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
20328 2016-03-31 Martin Liska <mliska@suse.cz>
20331 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
20332 a tree value or an immediate integer value to a buffer
20333 that is eventually copied to a BRIG section.
20334 (emit_immediate_operand): Call the function here.
20335 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
20336 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
20337 of class' fields that are removed.
20338 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
20339 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
20340 m_brig_repr_size fields.
20342 2016-03-31 Martin Liska <mliska@suse.cz>
20345 * hsa-gen.c (hsa_function_representation::update_dominance): New
20347 (convert_addr_to_flat_segment): Likewise.
20348 (gen_hsa_memory_set): New alignment argument.
20349 (gen_hsa_ctor_assignment): Likewise.
20350 (gen_hsa_insns_for_single_assignment): Provide alignment
20351 to gen_hsa_ctor_assignment.
20352 (gen_hsa_insns_for_direct_call): Add new argument.
20353 (expand_lhs_of_string_op): New function.
20354 (expand_string_operation_builtin): Likewise.
20355 (expand_memory_copy): New function.
20356 (expand_memory_set): New function.
20357 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
20358 (convert_switch_statements): Change signature.
20359 (generate_hsa): Use a return value of the function.
20360 (pass_gen_hsail::execute): Do not call
20361 convert_switch_statements here.
20362 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
20363 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
20364 (hsa_function_representation::update_dominance): New function.
20366 2016-03-31 Martin Liska <mliska@suse.cz>
20369 * hsa-brig.c (emit_directive_variable): Emit alignment
20370 according to hsa_symbol::m_align.
20371 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
20372 (dump_hsa_symbol): Dump alignment of HSA symbols.
20373 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
20374 (gen_hsa_addr_with_align): New function.
20375 (hsa_bitmemref_alignment): Use newly added function.
20376 (gen_hsa_insns_for_load): Likewise.
20377 (gen_hsa_insns_for_store): Likewise.
20378 (gen_hsa_memory_copy): New argument added.
20379 (gen_hsa_insns_for_single_assignment): Respect
20380 alignment for assignments processed via gen_hsa_memory_copy.
20381 (gen_hsa_insns_for_direct_call): Likewise.
20382 (gen_hsa_insns_for_return): Likewise.
20383 (gen_function_def_parameters): Set default alignment.
20384 * hsa.c (hsa_object_alignment): New function.
20385 (hsa_byte_alignment): Pasted function.
20386 * hsa.h (hsa_symbol::m_align): New field.
20388 2016-03-31 Bin Cheng <bin.cheng@arm.com>
20390 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
20391 scratch field for goto case.
20393 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
20395 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
20397 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
20400 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
20401 (scalar_chain::convert_insn): Call convert_op for reg
20402 moves to handle undefined registers.
20404 2016-03-31 Nathan Sidwell <nathan@acm.org>
20407 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
20408 Assert we don't want to move backwards.
20410 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
20413 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
20415 2016-03-31 Jakub Jelinek <jakub@redhat.com>
20417 PR rtl-optimization/70460
20418 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
20419 with operand from REG_LABEL_OPERAND, instead substitute
20420 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
20421 Don't do anything for REG_NON_LOCAL_GOTO jumps.
20423 2016-03-31 Martin Liska <mliska@suse.cz>
20425 * passes.c (execute_one_pass): Do not call
20426 todo_after for a discarded function.
20428 2016-03-31 Bin Cheng <bin.cheng@arm.com>
20430 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
20431 (no_cost, infinite_cost): Initialize the new field.
20432 (get_computation_cost_at): Record setup cost.
20433 (determine_use_iv_cost_address): Skip cost computation for sub
20434 uses if we can estimate it without losing accuracy.
20436 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
20438 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
20440 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
20441 max_loop_iterations_int.
20442 (tree_unswitch_outer_loop): Likewise.
20443 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
20444 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
20446 2016-03-30 Richard Biener <rguenther@suse.de>
20448 PR middle-end/70450
20449 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
20451 2016-03-30 Jakub Jelinek <jakub@redhat.com>
20454 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
20455 in gen_blendm expander.
20457 2016-03-30 Nick Clifton <nickc@redhat.com>
20460 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
20461 case where we are already provided with an SImode SUBREG.
20463 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
20466 * config/i386/i386.c (ix86_expand_epilogue): Properly check
20467 conflict between DRAP register and __builtin_eh_return.
20469 2016-03-30 Michael Matz <matz@suse.de>
20470 Richard Biener <rguenther@suse.de>
20473 * ipa-polymorphic-call.c (struct type_change_info): Change
20474 speculative to an unsigned allowing to limit the work we do.
20475 (csftc_abort_walking_p): New inline function..
20476 (check_stmt_for_type_change): Limit the number of may-defs
20477 skipped for speculative devirtualization to
20478 max-speculative-devirt-maydefs.
20479 * params.def (max-speculative-devirt-maydefs): New param.
20480 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
20482 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
20485 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
20488 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
20490 PR tree-optimization/59124
20491 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
20492 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
20494 2016-03-29 Jeff Law <law@redhat.com>
20496 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
20498 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20500 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
20503 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
20505 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
20506 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
20507 gcrt0.o if linking dynamically.
20509 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20512 * ipa-devirt.c (methods_equal_p): New function.
20513 (compare_virtual_tables): Use it.
20514 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
20515 * cgraphclones.c (clone_function_name_1): Use
20516 symbol_table::symbol_suffix_separator.
20517 * coverage.c (build_var): Likewise.
20518 * symtab.c (symbol_table::symbol_suffix_separator): New.
20520 2016-03-29 Jakub Jelinek <jakub@redhat.com>
20522 PR rtl-optimization/70429
20523 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
20524 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
20525 mode != result_mode.
20528 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
20530 PR tree-optimization/70405
20531 * ssa-iterators.h (num_imm_uses): Add missing braces.
20533 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
20535 PR rtl-optimization/68695
20536 * ira-color.c (allocno_copy_cost_saving): New.
20537 (improve_allocation): Use it.
20539 2016-03-29 Richard Henderson <rth@redhat.com>
20541 PR middle-end/70355
20542 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
20544 2016-03-29 Richard Biener <rguenther@suse.de>
20546 PR middle-end/70424
20547 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
20548 use alignment returned by get_pointer_alignment_1 if it is
20549 bigger than BITS_PER_UNIT.
20550 * builtins.c (get_pointer_alignment_1): Do not return true
20551 for alignment extracted from SSA info.
20553 2016-03-28 James Bowman <james.bowman@ftdichip.com>
20555 * config/ft32/ft32.opt (mnodiv): New.
20556 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
20557 * doc/invoke.texi (FT32 Options -mnodiv): New.
20559 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
20562 * config/i386/i386.md (define_split, andn): Fix modes.
20564 2016-03-26 Richard Biener <rguenther@suse.de>
20565 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
20568 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
20570 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
20571 as 2nd argument to cl_optimization_restore().
20573 2016-03-25 Richard Henderson <rth@redhat.com>
20576 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
20577 * config/aarch64/aarch64-protos.h: Declare it.
20578 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
20580 2016-03-25 Alan Modra <amodra@gmail.com>
20583 * config/rs6000/constraints.md (j): Simplify.
20584 * config/rs6000/predicates.md (easy_fp_constant): Exclude
20586 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
20587 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
20588 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
20589 in all constraint alternatives.
20590 (movtd_64bit_nodm): Delete "j" constraint alternative.
20592 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
20594 * tree-ssa-propagate.c: Enhance docs for
20595 SSA_PROP_NOT_INTERESTING.
20597 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
20599 * doc/extend.texi: Fix typo in documentation to pure attribute.
20601 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
20604 * config/pa/pa.md (bswapdi2): Use a scratch register.
20606 2016-03-24 Richard Henderson <rth@redhat.com>
20608 PR middle-end/69845
20609 * fold-const.c (extract_muldiv_1): Correct test for multiplication
20612 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
20614 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
20615 using ix86_expand_binary_operator instead of gen_andsi3.
20617 2016-03-24 Richard Biener <rguenther@suse.de>
20619 PR tree-optimization/70396
20620 * tree-vect-stmts.c (vectorizable_comparison): Use
20621 get_vectype_for_scalar_type.
20623 2016-03-24 Richard Biener <rguenther@suse.de>
20625 PR middle-end/70370
20626 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
20627 with register bases.
20629 2016-03-24 Richard Biener <rguenther@suse.de>
20631 PR tree-optimization/70372
20632 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
20633 build_all_ones_cst to also handle vector types correctly.
20635 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
20638 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
20641 2016-03-23 Marek Polacek <polacek@redhat.com>
20644 * doc/invoke.texi: Document -Wignored-attributes.
20646 2016-03-23 Bin Cheng <bin.cheng@arm.com>
20648 PR tree-optimization/69042
20649 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
20650 parameter from 30 to 40.
20652 2016-03-23 Bin Cheng <bin.cheng@arm.com>
20654 PR tree-optimization/69042
20655 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
20656 for use with constant offset stripped in base.
20658 2016-03-23 Richard Biener <rguenther@suse.de>
20660 PR middle-end/70251
20661 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
20662 mode compatibility check.
20663 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
20665 2016-03-23 Jeff Law <law@redhat.com>
20667 PR tree-optimization/64058
20668 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
20670 (struct ssa_conflicts): Move up earlier in the file.
20671 (conflicts_, var_map_): New static variables.
20672 (initialize_conflict_count): New function to initialize the
20673 CONFLICT_COUNT field for each conflict pair.
20674 (compare_pairs): Lazily initialize the conflict count and use it
20675 as the first tie-breaker.
20676 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
20677 and wipe conflicts_ and map_ around the call to qsort. Remove
20678 special case for 2 coalesce pairs.
20679 * bitmap.c (bitmap_count_unique_bits): New function.
20680 (bitmap_count_bits_in_word): New function, extracted from
20682 (bitmap_count_bits): Use bitmap_count_bits_in_word.
20683 * bitmap.h (bitmap_count_unique_bits): Declare it.
20685 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
20688 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
20689 transparent alias chain for decl assembler name.
20690 * config/sol2.c (solaris_assemble_visibility): Likewise.
20692 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20694 * config/arm/arm1020e.md (1020call_op): Reduce reservation
20696 (v10_fdivs): Likewise.
20697 (v10_fdivd): Likewise.
20699 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20702 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
20703 to not call fclose twice on file.
20705 2016-03-23 Jakub Jelinek <jakub@redhat.com>
20707 PR tree-optimization/70354
20708 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
20709 oprnd0 is wider than oprnd1 and there is a cast from the wider
20710 type to oprnd1, mask it with the mask of the narrower type.
20713 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
20714 Optimize TARGET_STV splitters, if high or low word of last argument
20717 2016-03-22 Jeff Law <law@redhat.com>
20720 tree-ssa-threadbackward.c
20721 (fsm_find_control_statement_thread_paths): Correctly distinguish
20722 between old style jump threads vs FSM jump threads.
20724 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
20727 * config/i386/i386.c (scalar_chain::convert_op): Support
20728 uninitialized register usage case.
20730 2016-03-22 Richard Biener <rguenther@suse.de>
20732 PR middle-end/70251
20733 * genmatch.c (gen_transform): Adjust last parameter to a three-state
20735 (capture::gen_transform): ... to change behavior when substituting
20736 a condition into cond or not-cond expr context.
20737 (dt_simplify::gen_1): Adjust.
20738 * gimple-match-head.c: Include gimplify.h for unshare_expr.
20739 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
20740 last change and instead change to
20741 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
20742 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
20744 2016-03-22 Anthony Green <green@moxielogic.com>
20746 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
20747 issue for moxiebox targets.
20748 (CC1PLUS_SPEC): Ditto.
20750 2016-03-22 Richard Biener <rguenther@suse.de>
20752 PR middle-end/70333
20753 * fold-const.c (extract_muldiv_1): Properly perform multiplication
20756 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
20758 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
20760 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
20763 * config/i386/i386.c (def_builtin): Handle
20764 OPTION_MASK_ISA_AVX512VL to be and-ed with other
20766 (const struct builtin_description bdesc_special_args[]):
20767 Remove duplicate ISA bits.
20769 2016-03-22 Jakub Jelinek <jakub@redhat.com>
20772 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
20773 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
20774 in a way that works also for AVX512BW.
20777 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
20778 instead of source if operands[1] is xmm16 and above and
20779 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
20780 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
20783 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
20784 on assign if (*from_p) is a comparison, set it to
20785 TREE_NO_WARNING (*from_p).
20787 2016-03-21 Jakub Jelinek <jakub@redhat.com>
20789 PR middle-end/70326
20790 * lra.c (restore_scratches): Ignore deleted insns.
20792 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
20793 Jakub Jelinek <jakub@redhat.com>
20795 PR tree-optimization/70317
20796 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
20799 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
20802 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
20803 of ix86_expand_move.
20805 (movti): Use general_operand for operand 1 predicate.
20807 2016-03-21 Martin Liska <mliska@suse.cz>
20809 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
20811 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
20813 2016-03-21 Martin Liska <mliska@suse.cz>
20816 * ipa-icf.c (sem_function::parse): Skip static
20817 constructors and destructors.
20819 2016-03-21 Jakub Jelinek <jakub@redhat.com>
20822 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
20823 function-like macro, peek following token(s) if it is followed
20824 by CPP_OPEN_PAREN token with optional padding in between, and
20825 if not, don't treat it like a macro.
20827 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
20828 Alexander Monakov <amonakov@ispras.ru>
20830 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
20831 for the stabs debug format.
20833 2016-03-21 Richard Biener <rguenther@suse.de>
20835 PR tree-optimization/70310
20836 * tree-vect-generic.c (expand_vector_condition): Fold the built
20839 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
20842 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
20843 Block third alternative for AVX-512VL target,
20845 2016-03-21 Martin Liska <mliska@suse.cz>
20848 * hsa-brig.c (emit_function_directives): Mark unemitted
20849 global variables for emission.
20850 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
20851 (get_symbol_for_decl): Likewise.
20852 * hsa.h (struct hsa_symbol): New flag.
20854 2016-03-21 Richard Biener <rguenther@suse.de>
20856 PR tree-optimization/70288
20857 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
20858 we do not estimate unsimplified all-constant conditionals or
20859 switches as optimized away.
20861 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
20863 PR rtl-optimization/69102
20864 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
20865 when we have a readonly dependency context.
20867 2016-03-18 Jeff Law <law@redhat.com>
20869 PR rtl-optimization/70263
20870 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
20871 (update_equiv_regs): When trying to move a store to after the insn
20872 that sets the source of the store, make sure the store occurs after
20873 the insn that sets the source of the store. When successful note
20874 the REG_EQUIV note created in the dump file.
20876 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
20877 Bernd Schmidt <bschmidt@redhat.com>
20879 * doc/extend.texi: Document more potential problems with basic asms.
20881 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
20883 PR rtl-optimization/70278
20884 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
20887 2016-03-18 Jason Merrill <jason@redhat.com>
20889 * calls.c (load_register_parameters): Fix zero size sibcall logic.
20891 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
20893 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
20894 values to 128b regs.
20896 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
20898 PR tree-optimization/70252
20899 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
20900 boolean vector has a proper number of elements.
20901 (supportable_narrowing_operation): Likewise.
20903 2016-03-18 Tom de Vries <tom@codesourcery.com>
20906 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
20908 2016-03-18 Jakub Jelinek <jakub@redhat.com>
20910 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
20911 instead of replace_rtx for DEBUG_INSNs.
20913 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
20915 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
20916 load type reservations.
20918 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
20921 * config/pa/constraints.md: Revert 2015-02-13 change. Use
20922 define_constraint for "Q" and "T" constraints.
20924 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
20926 Tweak the pipeline model for Exynos M1
20928 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
20931 2016-03-17 David Malcolm <dmalcolm@redhat.com>
20934 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
20935 where one or both locations aren't within a line_map.
20937 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
20940 * opts.c (finish_options): Don't set flag_pie to the default if
20941 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
20944 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
20946 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
20947 true as ALL_REGS argument to replace_rtx.
20949 2016-03-17 Richard Biener <rguenther@suse.de>
20952 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
20955 2016-03-17 Jakub Jelinek <jakub@redhat.com>
20958 * rtl.h (replace_rtx): Add ALL_REGS argument.
20959 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
20960 equality and assert mode is the same, instead of just rtx pointer
20962 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
20963 true as ALL_REGS argument to replace_rtx.
20965 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
20967 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
20968 for boolean vector with vector mode only.
20969 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
20971 2016-03-17 Nick Clifton <nickc@redhat.com>
20974 * config/rx/rx.c (rx_print_integer): Print negative constants in
20977 2016-03-17 Jakub Jelinek <jakub@redhat.com>
20980 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
20982 2016-03-16 Richard Henderson <rth@redhat.com>
20983 Richard Biener <rguenth@suse.de>
20985 PR middle-end/70240
20986 PR middle-end/68215
20988 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
20989 first operand as is_gimple_condexpr.
20991 PR middle-end/70240
20992 PR middle-end/68215
20994 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
20995 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
20996 Do not gimplify the result.
20997 (do_unop): Adjust call to tree_vec_extract.
20998 (do_binop): Likewise.
20999 (do_compare): Likewise.
21000 (do_plus_minus): Likewise.
21001 (do_negate): Likewise.
21002 (expand_vector_condition): Likewise.
21003 (do_cond): Likewise.
21005 2016-03-16 Richard Henderson <rth@redhat.com>
21008 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
21009 (aarch64_classify_address): Use it.
21010 (aarch64_legitimize_address): Force all subexpressions of PLUS
21011 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
21013 2016-03-16 Jakub Jelinek <jakub@redhat.com>
21014 Richard Biener <rguenth@suse.de>
21017 * rtlanal.c (replace_rtx): For REG, if from is a REG,
21018 return to even if only REGNO is equal, and assert
21021 2016-03-11 Jeff Law <law@redhat.com>
21023 PR rtl-optimization/70224
21024 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
21026 2016-03-16 Richard Henderson <rth@redhat.com>
21028 PR middle-end/70199
21029 * function.h (struct function): Add has_forced_label_in_static.
21030 * gimplify.c (force_labels_r): Set it.
21031 * lto-streamer-in.c (input_struct_function_base): Read it.
21032 * lto-streamer-out.c (output_struct_function_base): Write it.
21033 * tree-inline.c (has_label_address_in_static_1): Remove.
21034 (copy_forbidden): Remove fndecl parameter; test
21035 has_forced_label_in_static.
21036 (inline_forbidden_p): Update call to copy_forbidden.
21037 (tree_versionable_function_p): Likewise.
21038 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
21039 (chkp_versioning): Likewise.
21040 * tree-inline.h (copy_forbidden): Update decl.
21042 2016-03-16 Marek Polacek <polacek@redhat.com>
21045 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
21046 function being thunked if the result type doesn't have fixed size.
21047 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
21048 doesn't have fixed size.
21050 2016-03-16 Bin Cheng <bin.cheng@arm.com>
21052 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
21053 reporting malformed loop nest.
21055 2016-03-16 Tom de Vries <tom@codesourcery.com>
21058 * ipa-devirt.c (possible_polymorphic_call_targets): Move
21059 nodes.length () == 1 test to before first nodes[0] access.
21061 2016-03-16 Tom de Vries <tom@codesourcery.com>
21063 PR tree-optimization/68715
21064 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
21065 single_pred_p test.
21067 2016-03-16 Tom de Vries <tom@codesourcery.com>
21069 PR tree-optimization/68809
21070 * graphite-scop-detection.c (same_close_phi_node): Test if result types
21073 2016-03-16 Carlos O'Donell <carlos@redhat.com>
21074 Sandra Loosemore <sandra@codesourcery.com>
21076 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
21077 on leaf attribute. Mention ELF interposition problems.
21079 2016-03-16 Alan Modra <amodra@gmail.com>
21081 PR rtl-optimization/69195
21082 PR rtl-optimization/47992
21083 * ira.c (indirect_jump_optimize): Ignore artificial defs.
21086 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
21089 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
21091 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
21093 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
21095 2016-03-15 Jakub Jelinek <jakub@redhat.com>
21097 PR rtl-optimization/70222
21098 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
21099 optimization if mode is different from result_mode, queue up masking
21100 of the result in outer_op. Formatting fix.
21102 PR middle-end/70239
21103 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
21106 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
21108 PR rtl-optimization/69032
21109 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
21110 looping backwards over basic block insns.
21112 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
21115 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
21116 to non-speculative when propagating trap bits.
21118 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
21120 PR rtl-optimization/63384
21121 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
21122 DEBUG_INSN_P insns.
21124 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
21127 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
21128 factored out from ...
21129 (sched_analyze_insn): ... here.
21130 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
21131 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
21132 get_implicit_reg_pending_clobbers in it.
21133 (setup_id_reg_sets): Use setup_id_implicit_regs.
21134 (deps_init_id): Ditto.
21136 2016-03-15 Tom de Vries <tom@codesourcery.com>
21139 * cgraph.c (cgraph_node::get_body): Save, reset and restore
21141 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
21142 execute_function_dump.
21143 (execute_one_pass): Don't dump function if it will be dumped after ipa
21146 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
21148 * genrecog.c (match_pattern_2): If pred is NULL don't call
21149 safe_predicate_mode on it.
21151 2016-03-14 Jakub Jelinek <jakub@redhat.com>
21153 PR middle-end/70219
21154 * lra-constraints.c (delete_move_and_clobber): Change assertion
21155 to also allow dregno == 0.
21157 2016-03-14 Richard Henderson <rth@redhat.com>
21160 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
21161 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
21162 (reassociate_bb): Use optimize_vec_cond_expr; avoid
21163 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
21166 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
21169 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
21171 (lra_create_live_ranges_1): initialize hard register biggest_mode to
21173 * lra-constraints.c (split_reg): For hard regs, try to find the
21174 biggest single-register mode used in the function.
21176 2016-03-14 Richard Biener <rguenther@suse.de>
21178 PR tree-optimization/56365
21179 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
21180 constants to compare against.
21182 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
21185 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
21186 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
21187 (define_split for the GPR case): Use int_reg_operand instead of
21188 gpc_reg_operand for the output.
21190 2016-03-14 Tom de Vries <tom@codesourcery.com>
21192 PR tree-optimization/70045
21193 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
21194 create_empty_if_region_on_edge argument.
21196 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
21198 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
21199 (STACK_CHECK_PROTECT): Likewise.
21200 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
21201 (STACK_CHECK_PROTECT): Likewise.
21202 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
21203 (STACK_CHECK_PROTECT): Likewise.
21204 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
21205 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
21206 (STACK_CHECK_PROTECT): Likewise.
21208 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
21210 PR rtl-optimization/69307
21211 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
21212 registers in modes that span more than one register.
21214 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
21217 * lra-constraints.c (delete_move_and_clobber): New.
21218 (remove_inheritance_pseudos): Use it.
21220 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
21223 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
21224 the libcall is LCT_THROW.
21225 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
21226 for the checking routine.
21228 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
21231 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
21232 optimization if we have direct move.
21233 (roundu32<mode>2_fprs): Likewise.
21235 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
21238 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
21240 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
21241 Arguments swapped. All callers changed. Take reg_renumber into
21242 account, and Calculate and compare register ranges for hard regs.
21244 2016-03-11 Jeff Law <law@redhat.com>
21246 PR tree-optimization/70190
21247 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21248 Handle cases where we can not extract the taken edge, even though we
21249 found a constant value.
21251 PR tree-optimization/64058
21252 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
21253 (num_coalesce_pairs): Move up earlier in file.
21254 (find_coalesce_pair): Initialize the INDEX field for each pair
21256 (compare_pairs): No longer sort on the elements in each pair.
21257 Instead break ties with the index of the coalesce pair.
21259 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21262 * config/aarch64/aarch64-protos.h
21263 (aarch64_save_restore_target_globals): New prototype.
21264 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
21265 Call the above when popping pragma.
21266 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
21268 (aarch64_set_current_function): Rewrite using the above.
21270 2016-03-11 Jakub Jelinek <jakub@redhat.com>
21272 PR tree-optimization/70177
21273 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
21274 (extract_ops_from_tree): ... this. In the 2 argument
21275 overload remove _1 suffix.
21276 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
21277 (extract_ops_from_tree): ... this.
21278 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
21280 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
21281 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
21282 extract_ops_from_tree instead of 2 operand one.
21284 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
21286 PR tree-optimization/70013
21287 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
21288 for constant-pool entries.
21290 2016-03-11 Jakub Jelinek <jakub@redhat.com>
21292 PR rtl-optimization/70174
21293 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
21294 followed by gen_lowpart on force_reg instead of just gen_lowpart.
21296 PR tree-optimization/70169
21297 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
21298 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
21301 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
21302 Jakub Jelinek <jakub@redhat.com>
21305 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
21306 of uninitialized values.
21308 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21310 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
21312 ("*trunctddd2"): New pattern definition.
21313 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
21316 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21318 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
21319 definitions for BFP and DFP rounding modes.
21320 ("fixuns_truncdddi2", "fixuns_trunctddi2")
21321 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
21322 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
21323 ("fix_trunctf<mode>2"): Use the new constants instead of magic
21326 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21328 * config/s390/constraints.md: Adjust comment.
21329 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
21330 s390_decompose_addrstyle_without_index.
21331 * config/s390/predicates.md (shift_count_or_setmem_operand):
21332 Rename to setmem_operand.
21333 * config/s390/s390-protos.h
21334 (s390_decompose_shift_count): Rename to
21335 s390_decompose_addrstyle_without_index.
21336 * config/s390/s390.c (s390_decompose_shift_count)
21337 (s390_mem_constraint, print_shift_count_operand)
21338 (print_operand_address, print_operand): Rename
21339 s390_decompose_shift_count to
21340 s390_decompose_addrstyle_without_index and rename
21341 print_shift_count_operand to print_addrstyle_operand troughout the
21343 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
21344 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
21345 Rename shift_count_or_setmem_operand to setmem_operand.
21346 * config/s390/vx-builtins.md ("vec_insert<mode>")
21347 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
21350 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21353 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
21354 Handle overlapping retval and newval.
21356 2016-03-10 Nick Clifton <nickc@redhat.com>
21359 * config/aarch64/aarch64.c
21360 (aarch64_override_options_after_change_1): When forcing
21361 flag_omit_frame_pointer to be true, use a special value that can
21362 be detected if this function is called again, thus preventing
21363 flag_omit_leaf_frame_pointer from being forced to be false.
21365 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21367 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
21368 Set x_flag_omit_leaf_frame_pointer when handling
21369 -momit-leaf-frame-pointer.
21371 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21374 * cgraph.c (cgraph_node::dump): Dump split_part and
21375 indirect_call_target.
21376 * cgraph.h (cgraph_node): Add indirect_call_target flag.
21377 * ipa.c (has_addr_references_p): Cleanup.
21378 (is_indirect_call_target_p): New.
21379 (walk_polymorphic_call_targets): Do not mark virtuals that may be
21380 called indirectly as local.
21381 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
21383 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21386 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
21387 on cxa_pure_virtual.
21389 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21392 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
21394 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21397 * tree.c (need_assembler_name_p): Only record main variant type names.
21399 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
21402 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
21403 Always define to 0 or 1.
21404 (TARGET_FIX_ERR_A53_843419): New macro.
21405 * config/aarch64/aarch64-elf-raw.h
21406 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
21407 * config/aarch64/aarch64-linux.h: Likewise.
21408 * config/aarch64/aarch64.c
21409 (aarch64_override_options_after_change_1): Do not default
21410 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
21412 (aarch64_attributes): Handle fix-cortex-a53-843419.
21413 (aarch64_can_inline_p): Likewise.
21414 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
21416 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
21417 Jakub Jelinek <jakub@redhat.com>
21419 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
21420 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
21421 DECL_COMMONS if flag_unconstrained_commons is set.
21422 * tree-dfa.c (get_ref_base_and_extent): Likewise.
21423 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
21424 (funconstrained-commons): Document.
21426 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
21428 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
21429 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
21431 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
21433 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
21434 has a proper number of elements.
21436 2016-03-10 Alan Modra <amodra@gmail.com>
21438 PR rtl-optimization/69195
21439 PR rtl-optimization/47992
21440 * ira.c (recorded_label_ref): Delete.
21441 (update_equiv_regs): Return void.
21442 (indirect_jump_optimize): New function.
21443 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
21444 before regstat_compute_ri. Don't rebuild_jump_labels here.
21445 Delete update_regstat.
21447 2016-03-10 Richard Biener <rguenther@suse.de>
21449 PR tree-optimization/70128
21450 * tree-ssa-structalias.c (set_uids_in_ptset): Set
21451 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
21453 2016-03-09 Jakub Jelinek <jakub@redhat.com>
21455 PR tree-optimization/70152
21456 * tree-sra.c (replace_removed_params_ssa_names): Copy over
21457 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
21460 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
21461 instead of gen_sse2_loadlpd.
21462 * config/i386/sse.md (*vec_concatv2df): Rename to...
21463 (vec_concatv2df): ... this.
21465 PR tree-optimization/70127
21466 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
21468 2016-03-09 David Malcolm <dmalcolm@redhat.com>
21472 * diagnostic-show-locus.c (compatible_locations_p): New function.
21473 (layout::layout): Sanitize ranges using compatible_locations_p.
21475 2016-03-09 David Malcolm <dmalcolm@redhat.com>
21479 * diagnostic-show-locus.c (layout_range::layout_range): Replace
21480 location_range param with three const expanded_locations * and a
21482 (layout::layout): Replace call to
21483 rich_location::lazily_expand_location with get_expanded_location.
21484 Extract the range and perform location expansion here, passing
21485 the results to the layout_range ctor.
21486 * diagnostic.c (source_range::debug): Delete.
21487 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
21488 of rich_location::get_expanded_location.
21489 * gcc-rich-location.c (get_range_for_expr): Delete.
21490 (gcc_rich_location::add_expr): Reimplement to avoid the
21491 rich_location::add_range overload that took a location_range,
21492 passing a location_t instead.
21494 2016-03-09 Richard Biener <rguenther@suse.de>
21495 Jakub Jelinek <jakub@redhat.com>
21497 PR tree-optimization/70138
21498 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21499 Also skip vect_double_reduction_def.
21501 2016-03-09 Jakub Jelinek <jakub@redhat.com>
21504 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
21505 if the operand is "m".
21507 2016-03-09 Nathan Sidwell <nathan@acm.org>
21509 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
21511 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
21513 * config/i386/i386.c (processor_target_table): Fix cost table
21514 intialization order for znver1.
21516 2016-03-08 Jakub Jelinek <jakub@redhat.com>
21518 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
21519 - becuase -> because.
21520 * ipa-reference.c (ignore_module_statics): Likewise.
21521 * cgraph.c (cgraph_node::get_body): Likewise.
21522 * ipa-inline.c (early_inliner): Likewise.
21523 * ipa-devirt.c (types_same_for_odr): Likewise.
21524 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
21525 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
21527 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21529 * tree-ssa-math-opts.c: Fix typo in comment.
21531 2016-03-08 Jakub Jelinek <jakub@redhat.com>
21534 * config/i386/i386.c (scalar_chain::make_vector_copies,
21535 scalar_chain::convert_reg): Call end_sequence in between
21536 get_insns and emit_conversion_insns rather than after both
21539 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
21542 * config/i386/i386.h (machine_function): Add
21543 pc_thunk_call_expanded flag.
21544 (ix86_pc_thunk_call_expanded): New define.
21545 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
21546 (*set_got): Rename insn pattern from set_got.
21547 (*set_got_labelled): Rename inst pattern from set_got_labelled.
21548 * config/i386/i386.c (ix86_compute_frame_layout): Use
21549 ix86_pc_thunk_call_expanded to prevent red-zone.
21551 2016-03-07 Martin Jambor <mjambor@suse.cz>
21553 * hsa.h (hsa_get_ctor_statements): Declare.
21554 (hsa_get_dtor_statements): Likewise.
21555 (hsa_get_kernel_dispatch_type): Likewise.
21556 * hsa.c (hsa_get_ctor_statements): New function.
21557 (hsa_get_dtor_statements): Likewise.
21558 (hsa_get_kernel_dispatch_type): Likewise.
21559 * hsa-brig.c (hsa_cdtor_statements): Removed.
21560 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
21561 hsa_get_dtor_statements.
21562 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
21563 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
21565 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
21567 * config/arm/arm-cores.def (cortex-r8): New.
21568 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
21569 * config/arm/arm-tune.md: Likewise.
21570 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
21572 2016-03-07 Martin Sebor <msebor@redhat.com>
21574 PR rtl-optimization/19705
21575 * doc/invoke.texi (Options That Control Optimization): Clarify
21576 -fno-branch-count-reg.
21578 2016-02-26 Richard Biener <rguenther@suse.de>
21579 Jeff Law <law@redhat.com>
21581 PR tree-optimization/69740
21582 * cfghooks.c (remove_edge): Request loop fixups if we delete
21583 an edge that might turn an irreducible loop into a natural
21585 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
21586 Move after definition of loops_state_clear.
21588 2016-03-07 Bin Cheng <bin.cheng@arm.com>
21590 PR rtl-optimization/69052
21591 * rtlanal.c (commutative_operand_precedence): Set higher precedence
21594 2016-03-07 Tom de Vries <tom@codesourcery.com>
21596 PR tree-optimization/70116
21597 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
21598 is_tm_ending stmts and ubsan/asan internal functions.
21599 (find_duplicate): Use it. Don't test is_tm_ending here.
21601 2016-03-07 Richard Biener <rguenther@suse.de>
21603 PR tree-optimization/70115
21604 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
21605 (propagate_constants_for_unrolling): Use replace_uses_by.
21607 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
21609 PR middle-end/69916
21610 * omp-low.c (struct oacc_loop): Add ifns.
21611 (new_oacc_loop_raw): Initialize it.
21612 (finish_oacc_loop): Clear mask & flags if no ifns.
21613 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
21614 (oacc_loop_xform_loop): Add ifns arg & adjust.
21615 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
21617 2016-03-07 Richard Henderson <rth@redhat.com>
21620 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
21621 (insert_value_copy_on_edge): Likewise.
21623 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21625 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
21627 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21630 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
21632 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
21634 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
21636 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
21638 Fix sseimul type attribute.
21639 * config/i386/znver1.md
21640 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
21641 znver1_sseimul_avx256_load) : Fix the type attribute.
21642 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
21643 pipe usage and latency.
21645 2016-03-05 Jakub Jelinek <jakub@redhat.com>
21648 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
21649 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
21652 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
21655 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
21657 PR rtl-optimization/69941
21658 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
21659 the reg share its mode.
21661 2016-03-04 Jeff Law <law@redhat.com>
21663 PR tree-optimization/69196
21664 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21665 If the both SSA_NAMEs are anonymous, then consider them unassociated
21666 and include the PHI in the statement count.
21668 2016-03-05 Tom de Vries <tom@codesourcery.com>
21670 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
21671 construct in oacc routine. Check for oacc region in oacc routine.
21673 2016-03-04 Jakub Jelinek <jakub@redhat.com>
21676 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
21677 2016-02-22 changes, instead don't recurse if RECUR is already true.
21678 Don't change *dynamic_check if RECUR. Adjust recursive caller
21679 to pass true to the new argument.
21680 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
21683 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
21684 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
21686 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
21688 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
21690 PR rtl-optimization/57676
21691 * lra-assigns.c (lra_assign): Guard test for maximum iterations
21692 with flag_checking.
21694 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
21696 * tree-vect-patterns.c (search_type_for_mask): Handle
21697 comparison of booleans.
21699 2016-03-04 Jakub Jelinek <jakub@redhat.com>
21701 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
21705 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
21706 all other ops that have dw_val_class_die_ref operands,
21707 and DW_OP_GNU_entry_value.
21709 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21711 PR rtl-optimization/69904
21712 * config/arm/arm.c (arm_cannot_copy_insn_p):
21713 Return true for load-exclusive instructions.
21715 2016-03-03 Jakub Jelinek <jakub@redhat.com>
21718 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
21719 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
21720 the pattern no matter if it is used just by non-pattern, pattern
21722 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
21723 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
21724 oprnd1 def_stmt is in pattern, don't look through it.
21726 2016-03-03 Marek Polacek <polacek@redhat.com>
21728 PR middle-end/70050
21729 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
21731 2016-03-03 Martin Liska <mliska@suse.cz>
21733 PR tree-optimization/70043
21734 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
21735 previous statement if we see a debug statement.
21737 2016-03-03 Richard Biener <rguenther@suse.de>
21739 PR tree-optimization/55936
21740 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
21741 parameter and guard unsafe equivalence use.
21742 (vrp_evaluate_conditional_warnv_with_ops): Always use
21743 safe equivalences but not via the quadratic compare_names
21746 2016-03-03 Michael Collison <michael.collison@linaro.org>
21749 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
21750 for operand 1 to s_register_operand. Change predicate for operand
21751 2 to arm_not_immediate_operand.
21753 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
21755 * doc/tm.texi: Regenerated.
21757 2016-03-02 Richard Henderson <rth@redhat.com>
21760 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
21761 simplification when all args are positive non-fixed registers.
21763 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21765 * target.def (lra_p): Specify that new ports should use LRA.
21767 2016-03-02 Jakub Jelinek <jakub@redhat.com>
21770 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
21771 gimplify_type_sizes the type they refer to.
21772 (omp_notice_variable): Handle reference vars to VLAs.
21773 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
21774 reference to VLA decls in the second pass instead of first pass.
21776 2016-03-02 Tom de Vries <tom@codesourcery.com>
21778 PR tree-optimization/68659
21779 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
21780 new_expr == NULL_TREE.
21781 (get_new_name): Handle ADDR_EXPR.
21783 2016-03-02 Bin Cheng <bin.cheng@arm.com>
21785 PR rtl-optimization/69052
21786 * loop-invariant.c (canonicalize_address): New function.
21787 (inv_can_prop_to_addr_use): Check validity of address expression
21788 which is canonicalized by above function.
21790 2016-03-02 Alan Modra <amodra@gmail.com>
21793 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
21796 2016-03-02 Jakub Jelinek <jakub@redhat.com>
21799 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
21800 (*movhi_internal): Put mask moves from and to memory separately
21801 from moves from/to GPRs.
21803 2016-03-02 Richard Biener <rguenther@suse.de>
21805 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
21806 GENERIC expressions in GIMPLE.
21808 2016-03-02 Richard Biener <rguenther@suse.de>
21810 * config/i386/i386.c (type_natural_mode): Fix typo.
21812 2016-03-02 Nick Clifton <nickc@redhat.com>
21814 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
21816 2016-03-02 Richard Biener <rguenther@suse.de>
21817 Uros Bizjak <ubizjak@gmail.com>
21820 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
21822 2016-03-02 Richard Biener <rguenther@suse.de>
21824 PR middle-end/67278
21825 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
21827 2016-03-02 Marek Polacek <polacek@redhat.com>
21830 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
21831 "is promoted to" warning.
21833 2016-03-01 DJ Delorie <dj@redhat.com>
21835 * config.gcc: Deprecate mep-*.
21837 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
21839 PR middle-end/70025
21840 * lra-constraints.c (regno_val_use_in): New.
21841 (match_reload): Use it instead of regno_use_in.
21843 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
21845 PR rtl-optimization/70007
21846 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
21847 references present in REG_EQUAL notes attached to non-SET patterns.
21849 2016-03-01 Jeff Law <law@redhat.com>
21851 PR tree-optimization/69196
21852 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21853 Appropriately clamp the number of statements to copy when the
21854 thread path does not traverse a loop backedge.
21856 PR tree-optimization/69196
21857 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21858 Do count some PHIs in the thread path against the insn count. Decrease
21859 final statement count by one as the control statement in the last
21860 block will get removed. Remove special cased code for handling PHIs
21863 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
21866 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
21867 asm dialect alternatives to explicit GOTPCREL calls.
21869 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
21872 * ira.c (do_reload): Issue warning for generic stack checking here...
21873 * reload1.c (reload): ...instead of here and streamline it.
21875 2016-03-01 Nick Clifton <nickc@redhat.com>
21877 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
21879 2016-03-01 Richard Biener <rguenther@suse.de>
21881 PR tree-optimization/69983
21882 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
21883 types and fall back to operand_equal_p.
21885 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21888 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21890 * config/s390/constraints.md ("jm8"): New constraint.
21891 * config/s390/predicates.md ("const_int_8bitset_operand"): New
21893 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
21895 ("*setmem_long<setmem_and>"): New pattern.
21896 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
21898 ("*setmem_long_31z<setmem_and>"): New pattern.
21899 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
21900 New substitution rules with the required attributes.
21903 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21906 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21908 * gensupport.c (process_substs_on_one_elem): Split loop to
21909 complete mark_operands_used_in_match_dup on all expressions in the
21911 (adjust_operands_numbers): Inline into process_substs_on_one_elem
21912 and remove function.
21914 2016-03-01 Richard Biener <rguenther@suse.de>
21916 PR middle-end/70022
21917 * fold-const.c (fold_indirect_ref_1): Fix range checking for
21918 vector BIT_FIELD_REF extract.
21920 2016-03-01 Richard Biener <rguenther@suse.de>
21922 PR tree-optimization/69994
21923 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
21925 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
21927 PR tree-optimization/69956
21928 * tree-vect-stmts.c (supportable_widening_operation): Support
21929 multi-step conversion of boolean vectors.
21930 (supportable_narrowing_operation): Likewise.
21932 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21934 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
21937 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21939 * config/s390/subst.md (DSI_VI): New mode iterator.
21940 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
21941 * config/s390/vector.md ("vec_set<mode>"): Move expander before
21942 the insn definition.
21943 ("*vec_set<mode>"): Change predicate and add alternative to
21944 support only either register or const_int operands as element
21946 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
21948 ("vec_extract<mode>"): New expander.
21949 ("*vec_extract<mode>"): New insn definition supporting reg and
21950 const_int element selectors.
21951 ("*vec_extract<mode>_plus"): New insn definition supporting
21952 reg+const_int element selectors.
21953 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
21954 following expander+insn definition.
21955 ("<vec_shifts_name><mode>3"): New expander.
21956 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
21958 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21960 * config/s390/s390.md ("*tabort_1"): Change predicate to
21961 nonmemory_operand. Add a second alternative to cover
21962 register as well as const int operands.
21963 ("*tabort_1_plus"): New pattern definition.
21965 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21967 * config/s390/s390.md ("*ashrdi3_cc_31")
21968 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
21969 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
21970 Merge insn definitions into ...
21971 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
21972 New pattern definition.
21973 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
21974 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
21975 ("*ashr<mode>3_and"): Merge insn definitions into ...
21976 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
21977 New pattern definition.
21978 * config/s390/subst.md ("addr_style_op_cc_subst")
21979 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
21980 substitutions patterns plus attributes.
21981 Add ashiftrt to SUBST iterator.
21983 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21985 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
21986 op2 to nonmemory_operand.
21987 ("*<shift>di3_31", "*<shift>di3_31_and"):
21988 Merge into single pattern definition ...
21989 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
21990 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
21991 pattern definition ...
21992 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
21993 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
21996 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21998 * config/s390/predicates.md (const_int_6bitset_operand): New
22000 * config/s390/s390.md: Include subst.md.
22001 ("rotl<mode>3"): New expander.
22002 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
22004 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
22005 * config/s390/subst.md: New file.
22007 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22009 * config/s390/s390.md ("op_type", "atype", "length" attributes):
22010 Remove RRR type. It doesn't really exist.
22011 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
22013 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
22014 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
22015 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
22016 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
22017 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
22018 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
22019 `enabled' attribute.
22021 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22023 * gensupport.c (process_substs_on_one_elem): Split loop to
22024 complete mark_operands_used_in_match_dup on all expressions in the
22026 (adjust_operands_numbers): Inline into process_substs_on_one_elem
22027 and remove function.
22029 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
22032 * config/sparc/sparc.c (NWORDS_UP): Rename to...
22033 (CEIL_NWORDS): ...this. Use CEIL macro.
22034 (compute_fp_layout): Adjust to above renaming.
22035 (function_arg_union_value): Likewise.
22036 (sparc_arg_partial_bytes): Likewise.
22037 (sparc_function_arg_advance): Likewise.
22039 2016-02-29 Jeff Law <law@redhat.com>
22041 PR tree-optimization/70005
22042 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
22043 where an object with a boolean range is compared against a value
22046 PR tree-optimization/69999
22047 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
22048 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
22051 2016-02-29 Richard Biener <rguenther@suse.de>
22053 PR tree-optimization/69994
22054 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
22055 (get_unary_op): Look through nop conversions.
22056 (ops_equal_values_p): New function, look for equality diregarding
22058 (eliminate_plus_minus_pair): Use ops_equal_values_p
22059 (repropagate_negates): Do not use get_unary_op here.
22061 2016-02-29 Martin Liska <mliska@suse.cz>
22063 * system.h: Poison ENABLE_CHECKING macro.
22065 2016-02-29 Martin Liska <mliska@suse.cz>
22067 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
22068 is presented in dump flags.
22069 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
22070 (hsa_regalloc): Likewise.
22072 2016-02-19 Richard Biener <rguenther@suse.de>
22074 PR tree-optimization/69980
22075 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
22076 permutation of those we need to keep.
22078 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
22081 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
22082 (NWORDS_UP): ...this
22083 (init_cumulative_args): Minor tweaks.
22084 (sparc_promote_function_mode): Likewise.
22085 (scan_record_type): Delete.
22086 (traverse_record_type): New function template.
22087 (classify_data_t): New structure type.
22088 (classify_registers): New inline function.
22089 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
22090 exhausted. Instantiate traverse_record_type on classify_registers and
22091 deal with the case of a structure passed in slot #15 with no FP field
22093 (assign_data_t): New structure type.
22094 (compute_int_layout): New static function.
22095 (compute_fp_layout): Likewise.
22096 (count_registers): New inline function.
22097 (assign_int_registers): New static function.
22098 (assign_fp_registers): Likewise.
22099 (assign_registers): New inline function.
22100 (function_arg_record_value_1): Delete.
22101 (function_arg_record_value_2): Likewise.
22102 (function_arg_record_value_3): Likewise.
22103 (function_arg_record_value): Adjust to above changes. Instantiate
22104 traverse_record_type on count_registers to first count the number of
22105 registers to be used and then on assign_registers to assign them.
22106 (function_arg_union_value): Adjust to above renaming.
22107 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
22108 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
22109 case of a structure passed in slot #15
22110 (sparc_function_arg_advance): Likewise.
22111 (function_arg_padding): Minor tweak.
22113 2016-02-29 Richard Biener <rguenther@suse.de>
22115 PR tree-optimization/69720
22116 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
22117 the adjustment_def path for possibly vectorized defs.
22118 (vect_create_epilog_for_reduction): Handle vectorized initial
22121 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
22123 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
22125 2016-02-27 Jeff Law <law@redhat.com>
22128 2016-02-26 Richard Biener <rguenther@suse.de>
22129 Jeff Law <law@redhat.com>
22131 PR tree-optimization/69740
22132 * cfghooks.c (remove_edge): Request loop fixups if we delete
22133 an edge that might turn an irreducible loop into a natural
22136 2016-02-27 Jakub Jelinek <jakub@redhat.com>
22138 PR rtl-optimization/69896
22139 * tree-vect-generic.c (get_compute_type): Avoid single element
22142 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
22144 Rename the AArch64 tuning option and related functions to enable the
22145 Newton series for the reciprocal square root to reflect its
22146 approximative characteristic.
22148 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
22149 function to "aarch64_emit_approx_rsqrt".
22150 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
22151 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
22152 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
22153 (xgene1_tunings): Likewise.
22154 (use_rsqrt_p): Likewise.
22155 (aarch64_emit_swrsqrt): Use new function name.
22156 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
22157 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
22158 text explaining this option.
22159 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
22161 2016-02-26 Jakub Jelinek <jakub@redhat.com>
22164 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
22165 complain about -mallow-movmisalign without -mvsx if
22166 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
22168 2016-02-26 Joel Sherrill <joel@rtems.org>
22170 * config.gcc: Add x86_64-*-rtems*.
22171 * config/i386/rtems-64.h: New file.
22173 2016-02-26 Joel Sherrill <joel@rtems.org>
22175 * config.gcc: Add aarch64-*-rtems*.
22176 * config/aarch64/rtems.h: New file.
22178 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
22181 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
22182 shift amount using %h. Add comment.
22184 2016-02-26 Richard Biener <rguenther@suse.de>
22185 Jeff Law <law@redhat.com>
22187 PR tree-optimization/69740
22188 * cfghooks.c (remove_edge): Request loop fixups if we delete
22189 an edge that might turn an irreducible loop into a natural
22192 2016-02-26 Martin Jambor <mjambor@suse.cz>
22194 PR middle-end/69920
22195 * tree-sra.c (sra_modify_assign): Do not remove loads of
22196 uninitialized aggregates to SSA_NAMEs.
22198 2016-02-26 Richard Henderson <rth@redhat.com>
22201 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
22202 pseudo in case the target rtx matches the source of the left
22205 2016-02-26 Martin Jambor <mjambor@suse.cz>
22208 * hsa.h (hsa_type_packed_p): Declare.
22209 * hsa.c (hsa_type_packed_p): New function.
22210 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
22212 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
22213 * hsa-brig.c (emit_basic_insn): Likewise.
22215 2016-02-26 Martin Jambor <mjambor@suse.cz>
22218 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
22220 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
22222 2016-02-26 Martin Jambor <mjambor@suse.cz>
22224 * hsa.h (is_a_helper): New overload for hsa_op_immed for
22225 hsa_op_with_type operands.
22226 (hsa_unsigned_type_for_type): Declare.
22227 * hsa.c (hsa_unsigned_type_for_type): New function.
22228 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
22229 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
22230 the finalizer. Do not emit extra move.
22232 2016-02-26 Martin Jambor <mjambor@suse.cz>
22234 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
22235 atomic operations in private segment.
22237 2016-02-26 Martin Jambor <mjambor@suse.cz>
22239 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
22240 statements to wi->info. Also disallow omp simd constructs.
22241 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
22242 for not gridifying. Dump special string for omp_for.
22244 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22247 * config/aarch64/aarch64.c (aarch64_set_current_function):
22248 Save/restore target globals when switching to
22249 target_option_default_node.
22251 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22254 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
22255 Return 0 if !SHIFT_COUNT_TRUNCATED.
22257 2016-02-26 Jakub Jelinek <jakub@redhat.com>
22258 Eric Botcazou <ebotcazou@adacore.com>
22260 PR rtl-optimization/69891
22261 * dse.c (scan_insn): If we can't figure out memset arguments
22262 or they are non-constant, call clear_rhs_from_active_local_stores.
22264 2016-02-26 Martin Liska <mliska@suse.cz>
22266 * doc/extend.texi: Mention clog10, clog10f an clog10l
22267 in Builtins section.
22269 2016-02-26 Martin Liska <mliska@suse.cz>
22271 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
22273 (resolve_args_picking_1): Likewise.
22274 * dwarf2out.h (struct GTY): Likewise.
22276 2016-02-26 Martin Liska <mliska@suse.cz>
22278 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
22279 with flag_checking.
22280 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
22282 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
22283 Martin Liska <mliska@suse.cz>
22285 * doc/install.texi: Mention --enable-valgrind-annotations.
22287 2016-02-26 Richard Biener <rguenther@suse.de>
22289 PR tree-optimization/69551
22290 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
22291 looking through aliases adjust DECL_PT_UID to refer to the
22292 ultimate alias target.
22294 2016-02-25 Martin Liska <mliska@suse.cz>
22296 PR middle-end/69919
22297 * alloc-pool.c (after_memory_report): New variable.
22298 * alloc-pool.h (base_pool_allocator ::release): Do not use
22299 the infrastructure if after_memory_report.
22300 * toplev.c (toplev::main): Mark after memory report.
22302 2016-02-25 Richard Biener <rguenther@suse.de>
22304 PR tree-optimization/48795
22305 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
22307 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
22310 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
22311 offloading is enabled and -fopenacc or -fopenmp is specified.
22312 (CRTOFFLOADEND): Likewise.
22313 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
22314 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
22315 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
22316 (offload_objects_file_name): New static var.
22317 (tool_cleanup): Remove offload_objects_file_name file.
22318 (find_offloadbeginend): Replace with ...
22319 (find_crtoffloadtable): ... this.
22320 (run_gcc): Remove offload_argc and offload_argv.
22321 Get offload_objects_file_name from -foffload-objects=... option.
22322 Read names of object files with offload from this file, pass them to
22323 compile_images_for_offload_targets. Don't call find_offloadbeginend and
22324 don't pass offloadbegin and offloadend to the linker. Don't pass
22325 offload non-LTO files to the linker, because now they're not claimed.
22327 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
22330 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
22331 on builtin_unreachable.
22333 2016-02-25 Jakub Jelinek <jakub@redhat.com>
22335 PR rtl-optimization/69896
22336 * regcprop.c: Include cfgrtl.h.
22337 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
22338 than remembered mode, either delete it (if noop_move_p), or
22339 treat like copy_p but not noop_p instruction.
22341 2016-02-24 Jakub Jelinek <jakub@redhat.com>
22344 * dwarf2out.c (gen_variable_die): Work around buggy LTO
22345 - allow NULL decl for Fortran DW_TAG_common_block variables.
22347 2016-02-24 Jason Merrill <jason@redhat.com>
22349 * common.opt (flifetime-dse): Add -flifetime-dse=1.
22351 2016-02-24 Richard Biener <rguenther@suse.de>
22352 Jakub Jelinek <jakub@redhat.com>
22354 PR middle-end/69760
22355 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
22356 conditionally executed ops to well-defined overflow behavior.
22358 2016-02-24 Jakub Jelinek <jakub@redhat.com>
22360 PR middle-end/69915
22361 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
22364 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22366 PR rtl-optimization/69886
22367 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
22368 argument. Use it when checking validity of set instructions.
22369 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
22370 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
22372 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
22373 * store-motion.c (find_moveable_store): Update
22374 can_assign_to_reg_without_clobbers_p callsite.
22376 2016-02-24 Richard Biener <rguenther@suse.de>
22378 PR middle-end/68963
22379 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
22381 (record_nonwrapping_iv): Do not fall back to the low/high bound
22382 for non-constant IV bases if the stmt is not always executed.
22384 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22386 * config/arm/arm-cores.def (cortex-a32): New entry.
22387 * config/arm/arm-tables.opt: Regenerate.
22388 * config/arm/arm-tune.md: Regenerate.
22389 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
22390 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
22391 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
22392 for -mcpu and -mtune.
22394 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22397 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
22398 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
22399 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
22400 (atomic_loaddi_1): Delete.
22401 (atomic_loaddi): Rewrite expander using the above changes.
22403 2016-02-24 Jakub Jelinek <jakub@redhat.com>
22406 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
22409 2016-02-24 Jakub Jelinek <jakub@redhat.com>
22410 Richard Biener <rguenth@suse.de>
22412 PR middle-end/69909
22413 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
22414 set_mem_attributes if tem is SSA_NAME which got expanded
22417 2016-02-24 Richard Biener <rguenther@suse.de>
22419 PR tree-optimization/69907
22420 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
22421 end of permutations for BB vectorization.
22423 2016-02-24 Christian Bruel <christian.bruel@st.com>
22425 * config/arm/arm-c.c (arm_option_override): Initialize
22426 target_option_current_node.
22427 * config/arm/arm.c (arm_pragma_target_parse): Replace
22428 build_target_option_node call by target_option_current_node.
22429 Set target_option_current_node.
22432 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
22435 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
22436 define_insn_and_split to define_insn.
22437 (zero_extendqi<mode>2_dot2): Same.
22438 (extendqi<mode>2_dot): Same.
22439 (extendqi<mode>2_dot2): Same.
22441 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
22443 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
22444 and add bypass for AES{D,E} and AESMC pairs.
22445 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
22448 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
22450 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
22451 series for reciprocal square root in Exynos M1.
22453 2016-02-23 Martin Sebor <msebor@redhat.com>
22456 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
22457 __builtin_alloca_with_align.
22459 2016-02-23 Richard Henderson <rth@redhat.com>
22461 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
22462 (ix86_register_pragmas): Remove __seg_tls.
22463 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
22464 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
22465 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
22466 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
22467 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
22468 * doc/extend.texi (__seg_tls): Remove item.
22470 2016-02-23 Richard Biener <rguenther@suse.de>
22472 * alloc-pool.h (struct allocation_object): Make id member
22473 conditional on CHECKING_P again.
22474 (get_instance): Adjust.
22475 (base_pool_allocator): Likewise.
22477 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
22479 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
22480 (parallelize_loops): In OpenACC kernels mode, set n_threads to
22482 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
22484 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
22486 2016-02-23 Richard Biener <rguenther@suse.de>
22488 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
22489 * bitmap.h (struct bitmap_usage): Likewise.
22490 (bitmap_move): Declare.
22491 * bitmap.c (register_overhead): Take size_t argument.
22492 (bitmap_move): New function.
22493 * df-problems.c (df_rd_transfer_function): Use bitmap_move
22494 to properly account overhead.
22495 * tree.c (free_node): Use tree_size.
22497 2016-02-23 Jakub Jelinek <jakub@redhat.com>
22500 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
22501 when inverting comparison.
22504 * common.opt (Wunreachable-code): Add Warning flag.
22506 2016-02-23 Mark Wielaard <mjw@redhat.com>
22507 Jakub Jelinek <jakub@redhat.com>
22510 * cgraphunit.c (check_global_declaration): Check main_input_filename
22511 and DECL_SOURCE_FILE are not NULL.
22513 2016-02-23 Martin Jambor <mjambor@suse.cz>
22515 PR tree-optimization/69666
22516 * tree-sra.c (sra_modify_assign): Do not attempt to create
22517 default_def replacements for unscalarizable regions.
22519 2016-02-20 Mark Wielaard <mjw@redhat.com>
22522 * cgraphunit.c (check_global_declaration): Check level of
22523 warn_unused_const_variable and main_input_filename.
22524 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
22525 (-Wunused-variable): For C implies -Wunused-const-variable=1.
22526 (-Wunused-const-variable): Explain levels 1 and 2.
22528 2016-02-22 Jakub Jelinek <jakub@redhat.com>
22531 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
22532 identical arguments. Formatting and spelling fixes.
22535 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
22540 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
22541 and m68k-devices.def.
22542 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
22543 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
22545 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
22547 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
22548 and HImode registers.
22550 2016-02-22 Richard Biener <rguenther@suse.de>
22552 PR tree-optimization/69882
22553 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
22554 preserve permutations present because of gaps.
22555 (vect_supported_load_permutation_p): Always continue checking
22556 permutations after vect_attempt_slp_rearrange_stmts.
22558 2016-02-22 Bin Cheng <bin.cheng@arm.com>
22560 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
22561 min_profitable_estimate, rather than min_profitable_iters.
22563 2016-02-22 Jakub Jelinek <jakub@redhat.com>
22566 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
22567 SImode for last match_operand.
22569 2016-02-22 Martin Liska <mliska@suse.cz>
22571 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
22572 return bitsize - 1 as the return value.
22574 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
22578 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
22579 Handle negative shift counts.
22580 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
22581 force_reg on the shift constant.
22582 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
22583 (lshrsi3_d): Handle negative shift counts.
22585 2016-02-22 Richard Biener <rguenther@suse.de>
22586 Tom de Vries <tom@codesourcery.com>
22588 * graph.c: Include dumpfile.h.
22589 (print_graph_cfg): Split into three overloads.
22590 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
22592 2016-02-22 Tom de Vries <tom@codesourcery.com>
22594 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
22597 2016-02-22 Richard Biener <rguenther@suse.de>
22600 * ipa-inline-transform.c (inline_call): When not updating
22601 overall summaries adjust self size by the growth estimate.
22602 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
22603 hash-set, do not update overall summaries here. Renamed from ...
22604 (inline_to_all_callers): ... this which is now wrapping the
22605 above and performing delayed overall summary update.
22606 (early_inline_small_functions): Delay updating of the overall
22609 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
22611 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
22614 2016-02-19 Jakub Jelinek <jakub@redhat.com>
22617 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
22618 :%* in %:gt() argument.
22619 (greater_than_spec_func): Adjust for expecting only numbers,
22620 if there are more than two numbers, compare the last two.
22622 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
22624 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
22625 -Wnarrowing with -std.
22627 2016-02-19 Jakub Jelinek <jakub@redhat.com>
22630 * expr.c (store_field): Don't use bit-field path if exp is
22631 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
22632 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
22633 and the assignment can be performed by bitwise copy. Formatting
22636 PR middle-end/69838
22637 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
22638 call copy_reg_eh_region_note_forward on before and/or after sequences
22639 and remove note from insn if it no longer can throw.
22642 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
22643 if TARGET_AVX512BW.
22645 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22647 * config/s390/vector.md: Add missing commutative operand markers
22648 to the patterns which qualify for one.
22649 * config/s390/vx-builtins.md: Likewise.
22651 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22653 * config/s390/vector.md (VI, VI_QHS): Add single element vector
22654 types to mode iterators.
22655 (vec_double): ... and mode attribute.
22656 * config/s390/vx-builtins.md (non_vec_int): Likewise.
22658 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22660 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
22661 Change the predicate of op2 from nonimmediate to general and let
22662 reload fix it if necessary.
22664 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22666 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
22668 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22670 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
22673 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22675 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
22676 * config/s390/s390.c (s390_expand_vec_movstr): New function.
22677 * config/s390/s390.md ("movstr<P:mode>"): Call
22678 s390_expand_vec_movstr.
22680 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22682 * config/s390/s390.md: Add missing output modifier for operand 1
22683 to print it as address properly.
22685 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22687 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
22688 * config/s390/2964.md: New file.
22689 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
22690 of insn grouping attributes depending on the CPU level.
22691 (s390_get_unit_mask): New function.
22692 (s390_sched_score): Remove the OOO from the scheduling macros.
22693 Add loop to calculate a score for the instruction mix.
22694 (s390_sched_reorder): Likewise plus improve debug output.
22695 (s390_sched_variable_issue): Rename macros as above. Calculate
22696 the unit distances after actually scheduling an insn. Improve
22698 (s390_sched_init): Clear last_scheduled_unit_distance array.
22699 * config/s390/s390.md: Include 2964.md.
22701 2016-02-18 Jakub Jelinek <jakub@redhat.com>
22704 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
22705 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
22706 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
22707 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
22708 *avx512f_<code>v8div16qi2_mask_1): New insns.
22710 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
22713 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
22716 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
22717 earlyclobber from target. Use wF constraint for fused memory
22719 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
22721 2016-02-18 Jakub Jelinek <jakub@redhat.com>
22722 Martin Liska <mliska@suse.cz>
22725 * cfgexpand.c (asan_sanitize_stack_p): New function.
22726 (partition_stack_vars): Use the function.
22727 (expand_stack_vars): Likewise.
22728 (defer_stack_allocation): Likewise.
22729 (expand_used_vars): Likewise.
22731 2016-02-18 Richard Biener <rguenther@suse.de>
22733 PR middle-end/69553
22734 * fold-const.c (operand_equal_p): Properly compare offsets for
22735 IMAGPART_EXPR and ARRAY_REF.
22737 2016-02-18 Nick Clifton <nickc@redhat.com>
22741 * config/arm/arm.c (arm_option_override_internal): Disable
22742 interworking if the target does not support thumb instructions.
22743 (arm_reload_in_hi): Handle the case where a register to register
22744 move needs reloading because there is no simple pattern to handle
22746 (arm_reload_out_hi): Likewise.
22748 2016-02-18 Richard Biener <rguenther@suse.de>
22750 PR middle-end/69854
22751 * match.pd: Don't use fold_binary or fold_unary for folding
22754 2016-02-17 Jakub Jelinek <jakub@redhat.com>
22757 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
22758 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
22759 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
22760 warn on gimple_no_warning_p statements.
22762 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
22764 * doc/extend.texi (C++ Attributes): Correct description of
22765 warn_unused type attribute.
22767 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22769 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
22770 correct instruction.
22772 2016-02-17 Richard Biener <rguenther@suse.de>
22774 PR rtl-optimization/69609
22775 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
22776 (find_traces_1_round): When ending a trace update cached priority
22778 (bb_to_key): Use cached priority when available.
22779 (copy_bb): Initialize cached priority.
22780 (reorder_basic_blocks_software_trace_cache): Likewise.
22782 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22785 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
22787 (aarch64_comparison_operator): Break overly long line into two.
22788 (aarch64_comparison_operation): Likewise.
22789 * config/aarch64/aarch64.md (cstorecc4): Use
22790 aarch64_comparison_operator_mode instead of
22791 aarch64_comparison_operator.
22792 (cstore<mode>4): Likewise.
22793 (aarch64_cstore<mode>): Likewise.
22794 (*cstoresi_insn_uxtw): Likewise.
22795 (cstore<mode>_neg): Likewise.
22796 (*cstoresi_neg_uxtw): Likewise.
22798 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22801 * config/arm/predicates.md (arm_comparison_operator_mode):
22803 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
22804 instead of arm_comparison_operator.
22805 (*mov_negscc): Likewise.
22806 (*mov_notscc): Likewise.
22807 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
22808 (*thumb2_mov_negscc): Likewise.
22809 (*thumb2_mov_negscc_strict_it): Likewise.
22810 (*thumb2_mov_notscc): Likewise.
22811 (*thumb2_mov_notscc_strict_it): Likewise.
22813 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
22815 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
22816 Add missing return.
22818 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
22820 * config/visium/visium.c (machine_libfunc_index): New enum.
22821 (machine_libfuncs): New structure.
22822 (visium_libfuncs): New static variable.
22823 (TARGET_INIT_LIBFUNCS): Define to...
22824 (visium_init_libfuncs): ...this. New function.
22825 (expand_block_move_4): Use the appropriate libfunc.
22826 (expand_block_move_2): Likewise.
22827 (expand_block_move_1): Likewise.
22828 (expand_block_set_4): Likewise.
22829 (expand_block_set_2): Likewise.
22830 (expand_block_set_1): Likewise.
22831 (visium_trampoline_init): Likewise.
22833 2016-02-17 Nick Clifton <nickc@redhat.com>
22835 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
22836 TI's devices.csv file as of March 2016.
22838 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
22841 * opts-global.c (handle_common_deferred_options): Introduce and
22842 initialize two global variables to remember command-line options
22843 specifying a stack-limiting register.
22844 * opts.h: Add extern declarations of the two new global variables.
22845 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
22846 variable based on the values of the two new global variables.
22848 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22851 * common.opt (Wnonnull-compare): New warning.
22852 * doc/invoke.texi (-Wnonnull): Remove text about comparison
22853 of arguments against NULL.
22854 (-Wnonnull-compare): Document.
22855 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
22856 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
22857 * passes.def (pass_warn_nonnull_compare): Add.
22858 * gimple-ssa-nonnull-compare.c: New file.
22860 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22862 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
22863 AARCH64_EXTRA_TUNE_RECIP_SQRT.
22865 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22867 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
22868 reciprocal sqrt for -mlow-precision-recip-sqrt.
22870 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22871 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22873 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
22874 always use lane loads to construct non-constant vectors.
22876 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22878 * config/aarch64/aarch64.md
22879 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
22880 constraints for operand 3.
22881 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
22883 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22884 Richard Biener <rguenther@suse.de>
22886 PR tree-optimization/69820
22887 * tree-vect-patterns.c (type_conversion_p): Return false if
22888 *orig_type is unsigned single precision or boolean.
22889 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
22892 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22894 PR rtl-optimization/69764
22895 PR rtl-optimization/69771
22896 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
22897 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
22899 2016-02-16 Richard Biener <rguenther@suse.de>
22901 PR tree-optimization/69776
22902 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
22904 (indirect_refs_may_alias_p): Likewise.
22905 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
22906 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
22907 according to tbaa_p.
22908 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
22909 (optimize_stmt): For redundant store discovery do not allow tbaa.
22911 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
22913 PR tree-optimization/69714
22914 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
22915 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
22917 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
22919 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
22920 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
22921 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
22922 * config/arc/arc.c (arc_init): Check FPU options.
22923 (get_arc_condition_code): Handle new CC_FPU* modes.
22924 (arc_select_cc_mode): Likewise.
22925 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
22926 register pair only. Allow access for ARCv2 accumulator.
22927 (gen_compare_reg): Whenever we have FPU support use FPU compare
22929 (arc_reorg): Don't generate brcc insns when FPU compare
22930 instructions are involved.
22931 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
22932 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
22933 floating point emulation.
22934 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
22935 (REVERSE_CONDITION): Add new CC_FPU* modes.
22936 (TARGET_FP_SP_BASE): Define.
22937 (TARGET_FP_DP_BASE): Likewise.
22938 (TARGET_FP_SP_FUSED): Likewise.
22939 (TARGET_FP_DP_FUSED): Likewise.
22940 (TARGET_FP_SP_CONV): Likewise.
22941 (TARGET_FP_DP_CONV): Likewise.
22942 (TARGET_FP_SP_SQRT): Likewise.
22943 (TARGET_FP_DP_SQRT): Likewise.
22944 (TARGET_FP_DP_AX): Likewise.
22945 * config/arc/arc.md (ARCV2_ACC): New constant.
22946 (type): New fpu type attribute.
22947 (SDF): Conditional iterator.
22948 (cstore<mode>, cbranch<mode>): Change expand condition.
22949 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
22950 handles FPU/FPX cases as well.
22951 * config/arc/arc.opt (mfpu): New option.
22952 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
22954 (adddf3, muldf3, subdf3): Removed.
22955 * config/arc/predicates.md (proper_comparison_operator): Recognize
22957 * config/arc/fpu.md: New file.
22958 * doc/invoke.texi (ARC Options): Document mfpu option.
22960 2016-02-16 Richard Biener <rguenther@suse.de>
22962 PR rtl-optimization/69291
22963 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
22964 noce_operand_ok check.
22966 2016-02-16 Tom de Vries <tom@codesourcery.com>
22969 * omp-low.c (simd_clone_create): Remove call to
22970 symtab->call_cgraph_insertion_hooks.
22972 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22974 PR tree-optimization/69802
22975 * tree-ssa-reassoc.c (update_range_test): If op is
22976 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
22977 op == 1 test of precision 1 integral op, otherwise handle
22978 that case as op itself. Fix up formatting.
22979 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
22982 2016-02-16 Richard Biener <rguenther@suse.de>
22984 PR tree-optimization/69586
22985 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
22986 types for conversion sources.
22988 2016-02-16 Richard Biener <rguenther@suse.de>
22990 PR middle-end/69801
22991 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
22992 mask OEP_ADDRESS_OF.
22994 2016-02-16 Alan Modra <amodra@gmail.com>
22997 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
22998 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
22999 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
23001 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
23002 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
23003 (p8_fmrgow_<mode>): Likewise.
23004 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
23006 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
23007 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
23008 to use movdi_internal64. Remove op0_di.
23009 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
23011 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
23013 Add support for the FCCMP insn types
23015 * config/aarch64/aarch64.md (fccmp): Change insn type.
23016 (fccmpe): Likewise.
23017 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
23018 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
23019 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
23020 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
23021 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
23022 * config/arm/types.md (fccmps): Add new insn type.
23023 (fccmpd): Likewise.
23025 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
23027 * alias.c (get_alias_set): Fix a typo in comment.
23029 2016-02-15 Richard Biener <rguenther@suse.de>
23031 PR tree-optimization/69595
23032 * match.pd: Complete range test simplification to true.
23034 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
23036 PR rtl-optimization/69648
23037 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
23038 pic_offset_table_rtx.
23040 PR rtl-optimization/69752
23041 * ira.c (update_equiv_regs): When looking for more than a single SET,
23042 also take other side effects into account.
23044 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
23046 * config/s390/s390.c (s390_function_profiler): Add a new sequence
23047 for z900+ CPUs in 31-bit mode.
23049 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
23051 * common/config/s390/s390-common.c (s390_supports_split_stack):
23053 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
23054 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
23055 * config/s390/s390.c (struct machine_function): New field
23056 split_stack_varargs_pointer.
23057 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
23058 in s390_emit_prologue.
23059 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
23061 (morestack_ref): New global.
23062 (SPLIT_STACK_AVAILABLE): New macro.
23063 (s390_expand_split_stack_prologue): New function.
23064 (s390_live_on_entry): New function.
23065 (s390_va_start): Use split-stack vararg pointer if appropriate.
23066 (s390_asm_file_end): Emit the split-stack note sections.
23067 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
23068 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
23069 (UNSPECV_SPLIT_STACK_CALL): New unspec.
23070 (UNSPECV_SPLIT_STACK_DATA): New unspec.
23071 (split_stack_prologue): New expand.
23072 (split_stack_space_check): New expand.
23073 (split_stack_data): New insn.
23074 (split_stack_call): New expand.
23075 (split_stack_call_*): New insn.
23076 (split_stack_cond_call): New expand.
23077 (split_stack_cond_call_*): New insn.
23079 2016-02-15 Richard Biener <rguenther@suse.de>
23081 PR tree-optimization/69783
23082 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
23083 Add trivially correct cases.
23085 2016-02-15 Tom de Vries <tom@codesourcery.com>
23088 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
23090 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
23092 2016-02-15 Richard Biener <rguenther@suse.de>
23094 PR tree-optimization/69776
23095 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
23096 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
23097 indicate whether we can use TBAA to disambiguate against stores.
23098 Use alias-set zero if not.
23099 (visit_reference_op_store): Do not use TBAA when looking up
23101 * tree-ssa-pre.c (compute_avail): Use TBAA here.
23102 (eliminate_dom_walker::before_dom_children): But not when looking
23103 up redundant stores.
23105 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
23107 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
23109 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
23111 * config/i386/znver1.md
23112 (znver1_pop, znver1_pop_mem,
23113 znver1_load_imov_double_store,
23114 znver1_load_imov_direct_store,
23115 znver1_load_imov_direct_load,
23116 znver1_load_imov_double_load): Add new.
23117 (znver1_insn, znver1_insn_load): Add icmov type.
23118 (znver1_sseavx_fma,
23119 znver1_sseavx_fma_load,
23121 znver1_avx256_fma_load): Fix pipe usage.
23123 2016-02-14 Alan Modra <amodra@gmail.com>
23126 * reload.c (find_reloads_address_1): For pre/post-inc/dec
23127 with an invalid hard reg, reload just the reg not the entire
23128 pre/post-inc/dec address expression.
23130 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
23133 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
23134 fixed R1_REG scratch reg.
23135 (sibcall_value_pcrel_fdpic): Likewise.
23137 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
23141 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
23143 2016-02-12 Walter Lee <walt@tilera.com>
23145 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
23146 * config/tilegx/t-tilegx: Likewise.
23148 2016-02-12 David Malcolm <dmalcolm@redhat.com>
23151 * diagnostic-show-locus.c (struct line_span): New struct.
23152 (layout::get_first_line): Delete.
23153 (layout::get_last_line): Delete.
23154 (layout::get_num_line_spans): New member function.
23155 (layout::get_line_span): Likewise.
23156 (layout::print_heading_for_line_span_index_p): Likewise.
23157 (layout::get_expanded_location): Likewise.
23158 (layout::calculate_line_spans): Likewise.
23159 (layout::m_first_line): Delete.
23160 (layout::m_last_line): Delete.
23161 (layout::m_line_spans): New field.
23162 (layout::layout): Update comment. Replace m_first_line and
23163 m_last_line with m_line_spans, replacing their initialization
23164 with a call to calculate_line_spans.
23165 (diagnostic_show_locus): When printing source lines and
23166 annotations, rather than looping over a single span
23167 of lines, instead loop over each line_span within
23168 the layout, with an inner loop over the lines within them.
23169 Call the context's start_span callback when changing line spans.
23170 * diagnostic.c (diagnostic_initialize): Initialize start_span.
23171 (diagnostic_build_prefix): Break out the building of the location
23172 part of the string into...
23173 (diagnostic_get_location_text): ...this new function, rewriting
23174 it from nested ternary expressions to a sequence of "if"
23176 (default_diagnostic_start_span_fn): New function.
23177 * diagnostic.h (diagnostic_start_span_fn): New typedef.
23178 (diagnostic_context::start_span): New field.
23179 (default_diagnostic_start_span_fn): New prototype.
23181 2016-02-12 David Malcolm <dmalcolm@redhat.com>
23184 * gcc.c (driver::finalize): Fix cleanup of "specs".
23186 2016-02-12 David Malcolm <dmalcolm@redhat.com>
23190 * gcc.c (driver::driver): Initialize m_option_suggestions.
23191 (driver::~driver): Clean up m_option_suggestions.
23192 (suggest_option): Convert to...
23193 (driver::suggest_option): ...this, and split out into
23194 driver::build_option_suggestions and find_closest_string.
23195 (driver::build_option_suggestions): New function, from
23196 first half of suggest_option. Special-case
23197 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
23198 the sanitizer_opts array. For options of enum types, add the
23199 various enum values to the candidate strings.
23200 (driver::handle_unrecognized_options): Remove "const".
23201 * gcc.h (driver::handle_unrecognized_options): Likewise.
23202 (driver::build_option_suggestions): New decl.
23203 (driver::suggest_option): New decl.
23204 (driver::m_option_suggestions): New field.
23205 * opts-common.c (add_misspelling_candidates): New function.
23206 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
23207 and make non-static.
23208 * opts.h (sanitizer_opts): New array decl.
23209 (add_misspelling_candidates): New function decl.
23210 * spellcheck.c (find_closest_string): New function.
23211 * spellcheck.h (find_closest_string): New function decl.
23213 2016-02-12 Jakub Jelinek <jakub@redhat.com>
23215 PR rtl-optimization/69764
23216 PR rtl-optimization/69771
23217 * optabs.c (expand_binop_directly): For shift_optab_p, force
23218 convert_modes with VOIDmode if xop1 has VOIDmode.
23220 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
23223 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
23224 to correctly determine instrumentation thunks.
23226 2016-02-12 Jakub Jelinek <jakub@redhat.com>
23229 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
23230 type by reference, force lhs on the call.
23233 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
23234 Compute retval and retbnd early in all cases if split_part_return_p
23235 and return_bb is not EXIT. Remove all clobber stmts and reset
23236 all debug stmts that refer to SSA_NAMEs defined in split part,
23237 except if it is retval, in that case replace the old retval with the
23238 lhs of the call to the split part.
23240 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
23243 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
23245 PR middle-end/66726
23246 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
23247 whose result is used in PHI.
23248 (maybe_optimize_range_tests): Likewise.
23249 (final_range_test_p): Likweise.
23251 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
23253 PR middle-end/66726
23254 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
23255 whose result is used in PHI.
23256 (maybe_optimize_range_tests): Likewise.
23257 (final_range_test_p): Likweise.
23259 2016-02-12 Jakub Jelinek <jakub@redhat.com>
23261 * cgraph.c: Spelling fixes - behaviour -> behavior and
23262 neighbour -> neighbor.
23263 * target.def: Likewise.
23264 * sel-sched.c: Likewise.
23265 * config/mips/mips.c: Likewise.
23266 * config/arc/arc.md: Likewise.
23267 * config/arm/cortex-a57.md: Likewise.
23268 * config/arm/arm.c: Likewise.
23269 * config/arm/neon.md: Likewise.
23270 * config/arm/arm-c.c: Likewise.
23271 * config/vms/vms-c.c: Likewise.
23272 * config/s390/s390.c: Likewise.
23273 * config/i386/znver1.md: Likewise.
23274 * config/i386/i386.c: Likewise.
23275 * config/ia64/hpux-unix2003.h: Likewise.
23276 * config/msp430/msp430.md: Likewise.
23277 * config/rx/rx.c: Likewise.
23278 * config/rx/rx.md: Likewise.
23279 * config/aarch64/aarch64-simd.md: Likewise.
23280 * config/aarch64/aarch64.c: Likewise.
23281 * config/nvptx/nvptx.c: Likewise.
23282 * config/bfin/bfin.c: Likewise.
23283 * config/cris/cris.opt: Likewise.
23284 * config/rs6000/rs6000.c: Likewise.
23285 * target.h: Likewise.
23286 * spellcheck.c: Likewise.
23287 * ira-build.c: Likewise.
23288 * tree-inline.c: Likewise.
23289 * builtins.c: Likewise.
23290 * lra-constraints.c: Likewise.
23291 * explow.c: Likewise.
23292 * hwint.h: Likewise.
23293 * targhooks.c: Likewise.
23294 * tree-vect-data-refs.c: Likewise.
23295 * expr.c: Likewise.
23296 * doc/tm.texi: Likewise.
23297 * doc/extend.texi: Likewise.
23298 * doc/install.texi: Likewise.
23299 * doc/md.texi: Likewise.
23300 * tree-ssa-tail-merge.c: Likewise.
23301 * sched-int.h: Likewise.
23302 * match.pd: Likewise.
23303 * sched-ebb.c: Likewise.
23304 * target.def (omit_struct_return_reg): Likewise.
23305 * gimple-ssa-isolate-paths.c: Likewise.
23306 (find_implicit_erroneous_behaviour): Renamed to...
23307 (find_implicit_erroneous_behavior): ... this.
23308 (find_explicit_erroneous_behaviour): Renamed to...
23309 (find_explicit_erroneous_behavior): ... this.
23310 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
23312 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
23314 PR rtl-optimization/64682
23315 PR rtl-optimization/69567
23316 PR rtl-optimization/69737
23317 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
23318 in I2 as well, just lose it.
23320 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23322 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
23324 (aarch64_last_printed_tune_string): Likewise.
23325 (aarch64_declare_function_name): Only output .arch assembler
23326 directive if it will be different from the previously output
23327 directive. Same for .tune comment but only if -dA is set.
23328 (aarch64_start_file): New function.
23329 (TARGET_ASM_FILE_START): Define.
23331 2016-02-11 David Malcolm <dmalcolm@redhat.com>
23334 * Makefile.in (PLUGIN_HEADERS): Add params.list.
23336 2016-02-11 Jakub Jelinek <jakub@redhat.com>
23339 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
23340 -Wmaybe-uninitialized warning.
23342 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
23345 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
23347 2016-02-11 Richard Biener <rguenther@suse.de>
23349 PR rtl-optimization/69291
23350 * ifcvt.c (noce_try_store_flag_constants): Do not allow
23351 subexpressions affected by changing the result.
23353 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
23356 * lra-constraints.c (curr_insn_transform): Find in/out operands
23357 for secondary memory moves. Update dups.
23359 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
23361 PR tree-optimization/69652
23362 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
23363 to nested loop, did source re-formatting, skip debug statements,
23364 add check on statement with volatile operand, remove dead scalar
23367 2016-02-10 Jakub Jelinek <jakub@redhat.com>
23368 Patrick Palka <ppalka@gcc.gnu.org>
23372 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
23373 calls if the return type is TREE_ADDRESSABLE.
23374 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
23375 * ipa-split.c (split_function): Fix doubled "we" in comment.
23376 Use void return type for the split part even if
23377 !split_point->split_part_set_retval.
23379 2016-02-10 Bin Cheng <bin.cheng@arm.com>
23381 PR tree-optimization/68021
23382 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
23383 when computing the value of biv cand by itself.
23385 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
23387 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
23388 (cortexa57_tunings): Likewise.
23389 (cortexa72_tunings): Likewise.
23390 (arch_macro_fusion_pair_p): Add support for AES fusion.
23391 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
23392 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
23393 Allow virtual registers before reload so early scheduling works.
23394 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
23395 correct latency and pipeline.
23396 (cortex_a57_crypto_complex): Likewise.
23397 (cortex_a57_crypto_xor): Likewise.
23398 (define_bypass): Add AES bypass.
23400 2016-02-10 Richard Biener <rguenther@suse.de>
23402 PR tree-optimization/69726
23403 * passes.def: Add DCE pass before late uninit.
23404 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
23405 really fixup if-conversions job.
23407 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
23409 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
23410 (arm_cortex_a57_tune): Likewise.
23411 (aarch_macro_fusion_pair_p): Add support for AES fusion.
23412 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
23414 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
23416 * timevar.def (TV_PHASE_DBGINFO): Delete.
23417 (TV_PHASE_CHECK_DBGINFO): Likewise.
23418 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
23420 2016-02-10 Richard Biener <rguenther@suse.de>
23422 PR tree-optimization/69719
23423 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
23424 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
23426 2016-02-09 Andrew Pinski <apinski@cavium.com>
23429 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
23430 get_vcond_mask_icode returns false.
23432 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
23435 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
23436 an ADDIS that adds a pointer to a large constant that sets the
23437 upper16 bits with a load operation.
23439 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
23442 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
23444 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
23446 (vzipq_s16): Likewise.
23447 (vzipq_s32): Likewise.
23448 (vzipq_f32): Likewise.
23449 (vzipq_u8): Likewise.
23450 (vzipq_u16): Likewise.
23451 (vzipq_u32): Likewise.
23452 (vzipq_p8): Likewise.
23453 (vzipq_p16): Likewise.
23455 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
23458 * config/arm/arm.c (neon_endian_lane_map): New function.
23459 (neon_vector_pair_endian_lane_map): New function.
23460 (arm_evpc_neon_vuzp): Allow for big endian lane order.
23461 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
23463 (vuzpq_s16): Likewise.
23464 (vuzpq_s32): Likewise.
23465 (vuzpq_f32): Likewise.
23466 (vuzpq_u8): Likewise.
23467 (vuzpq_u16): Likewise.
23468 (vuzpq_u32): Likewise.
23469 (vuzpq_p8): Likewise.
23470 (vuzpq_p16): Likewise.
23472 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
23475 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
23478 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
23480 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
23481 truncate const_int operand 1 to QImode.
23483 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
23485 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
23486 corresponding to an abnormal edge.
23488 2016-02-09 Tom de Vries <tom@codesourcery.com>
23490 PR tree-optimization/69599
23491 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
23493 (find_func_aliases_for_builtin_call, find_func_clobbers)
23494 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
23497 2016-02-09 Richard Biener <rguenther@suse.de>
23499 PR tree-optimization/69715
23500 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
23501 LHS on calls as non-rewritable.
23503 2016-02-09 Tom de Vries <tom@codesourcery.com>
23506 * lto-wrapper.c (append_diag_options): New function.
23507 (compile_offload_image): Call append_diag_options.
23509 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
23512 * doc/extend.texi (Flag Output Operands): Correct sectioning.
23513 Minor copy-edit to fix verb tenses.
23515 2016-02-08 Jakub Jelinek <jakub@redhat.com>
23517 PR tree-optimization/69209
23518 * ipa-split.c (split_function): If split part is not
23519 returning retval, retval has gimple type but is not
23520 gimple value, force it into a SSA_NAME first.
23522 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
23524 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
23527 2016-02-08 Jason Merrill <jason@redhat.com>
23530 * convert.c (convert_to_integer_1): Check dofold on truncation
23532 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
23533 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
23534 Rename from *_nofold.
23535 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
23536 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
23538 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
23541 * tree.c (build_common_tree_nodes): Remove short_double argument.
23542 All callers changed.
23543 * tree.h (build_common_tree_nodes): Adjust declaration.
23544 * doc/invoke.texi (-fshort-double): Remove documentation.
23545 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
23546 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
23547 * lto-wrapper.c (merge_and_complain, append_compiler_options)
23548 (append_linker_options): Don't handle OPT_fshort_double.
23550 PR rtl-optimization/68730
23551 * lra-remat.c (insn_to_cand_activation): New static variable.
23552 (lra_remat): Allocate and free it.
23553 (create_cand): New arg activation. Initialize a field in
23554 insn_to_cand_activation if it is nonnull.
23555 (create_cands): Pass the activation insn to create_cand when making
23556 a candidate involving an output reload. Reorganize code a little.
23557 (do_remat): Keep track of active status of candidates in a separate
23560 2016-02-08 Richard Biener <rguenther@suse.de>
23562 PR tree-optimization/69719
23563 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
23564 Properly use absolute of the difference of the two offsets to
23565 compare or adjust the segment length.
23567 2016-02-08 Richard Biener <rguenther@suse.de>
23568 Jeff Law <law@redhat.com>
23571 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
23572 types for anonymous SSA names.
23574 2016-02-08 Richard Biener <rguenther@suse.de>
23576 PR rtl-optimization/69274
23577 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
23579 2016-02-08 Jeff Law <law@redhat.com>
23581 PR tree-optimization/65917
23582 * tree-ssa-dom.c (record_temporary_equivalences): Record both
23583 equivalences from if (x == y) style conditionals.
23584 (loop_depth_of_name): Remove.
23585 (record_equality): Remove loop depth check.
23586 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
23587 (const_and_copies::record_const_or_copy_raw): New member function.
23588 * tree-ssa-scopedtables.c
23589 (const_and_copies::record_const_or_copy_raw): New, factored out of
23590 (const_and_copies::record_const_or_copy): Call new member function.
23592 2016-02-05 Jeff Law <law@redhat.com>
23594 PR tree-optimization/68541
23595 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
23596 (count_stmts_in_block): New function.
23597 (poor_ifcvt_candidate_code): Likewise.
23598 (is_feasible_trace): Add some heuristics to determine when path
23599 splitting is profitable.
23600 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
23601 is a diamond with a single exit.
23603 2016-02-05 Martin Sebor <msebor@redhat.com>
23606 * doc/invoke.texi: Update -Wplacement-new to take an optional
23609 2016-02-06 Richard Henderson <rth@redhat.com>
23612 * tree.c (tree_nop_conversion_p): Do not strip casts into or
23613 out of non-standard address spaces.
23615 2016-02-05 Jakub Jelinek <jakub@redhat.com>
23617 PR rtl-optimization/69691
23618 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
23620 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
23622 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
23623 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
23624 (*ieee128_mfvsrd_64bit): Likewise.
23625 (*ieee128_mfvsrd_32bit): Likewise.
23627 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
23631 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23633 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
23634 instrumented_version.
23636 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
23638 * doc/invoke.texi (Optimize Options): In table of --param options
23639 rename second occurrence of tracer-min-branch-ratio to
23640 tracer-min-branch-probability, rename
23641 tracer-min-branch-ratio-feedback to
23642 tracer-min-branch-probability-feedback and clarify description,
23643 rename sched-spec-state-edge-prob-cutoff to
23644 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
23645 to selsched-insns-to-rename, rename lto-minpartition to
23646 lto-min-partition, delete reorder-blocks-duplicate and
23647 reorder-blocks-duplicate-feedback.
23649 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23651 * config/s390/s390.c (s390_register_info_set_ranges): Remove
23654 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
23656 * doc/extend.texi: S/390: Correct some typos.
23658 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23660 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
23662 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23665 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
23666 (s390_register_info_gprtofpr): Use new macros above.
23667 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
23669 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
23670 its name. Adjust restore and save gpr ranges.
23671 (s390_register_info_set_ranges): New function.
23672 (s390_register_info): Use new macros above. Call
23673 s390_register_info_set_ranges.
23674 (s390_optimize_register_info): Likewise.
23675 (s390_hard_regno_rename_ok): Use new macros.
23676 (s390_hard_regno_scratch_ok): Likewise.
23677 (s390_emit_epilogue): Likewise.
23678 (s390_can_use_return_insn): Likewise.
23679 (s390_optimize_prologue): Likewise.
23680 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
23682 2016-02-05 Jakub Jelinek <jakub@redhat.com>
23685 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
23687 (ix86_option_override_internal): Disable TARGET_STV even for
23688 -m{incoming,preferred}-stack-boundary=3.
23690 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
23692 * config.gcc: Mark deprecated rtems targets as obsolete.
23694 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
23696 PR rtl-optimization/64682
23697 PR rtl-optimization/69567
23698 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
23699 before I2 only if the register is both used and set in I2.
23701 2016-02-04 DJ Delorie <dj@redhat.com>
23703 * config/msp430/msp430.c (msp430_start_function): Add function type.
23705 2016-02-04 Jakub Jelinek <jakub@redhat.com>
23708 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
23710 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
23712 PR rtl-optimization/69577
23714 2015-10-29 Richard Henderson <rth@redhat.com>
23718 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
23719 sse check to the exact conditions of PR 67609.
23721 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
23724 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
23725 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
23726 not allowed into the traditional Altivec registers.
23727 (movtd_64bit_nodm): Likewise.
23728 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
23730 2016-02-04 David Malcolm <dmalcolm@redhat.com>
23732 * config/aarch64/cortex-a57-fma-steering.c
23733 (aarch64_register_fma_steering): Remove "static" from arguments
23736 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
23739 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
23740 twice when complex.
23742 2016-02-04 Mike Frysinger <vapier@gentoo.org>
23744 * doc/invoke.texi: Delete -mno-fma4.
23746 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
23748 PR rtl-optimization/69577
23749 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
23750 (find_subregs_of_mode): Update accordingly. Iterate over partial
23753 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
23755 * config/arm/arm-protos.h (neon_reinterpret): Remove.
23756 * config/arm/arm.c (neon_reinterpret): Remove.
23757 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
23758 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
23759 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
23760 vreinterpretti): Remove.
23761 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
23762 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
23763 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
23764 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
23765 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
23766 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
23767 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
23768 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
23769 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
23770 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
23771 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
23772 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
23773 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
23774 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
23775 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
23776 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
23777 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
23778 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
23779 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
23780 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
23781 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
23782 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
23783 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
23784 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
23785 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
23786 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
23787 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
23788 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
23789 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
23790 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
23791 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
23792 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
23793 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
23794 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
23795 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
23796 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
23797 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
23798 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
23799 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
23800 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
23801 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
23802 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
23803 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
23804 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
23805 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
23806 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
23807 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
23808 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
23809 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
23810 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
23811 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
23812 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
23813 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
23814 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
23815 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
23816 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
23817 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
23818 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
23819 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
23820 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
23821 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
23822 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
23823 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
23824 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
23825 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
23826 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
23827 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
23828 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
23829 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
23830 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
23831 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
23832 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
23833 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
23834 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
23835 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
23836 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
23837 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
23838 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
23839 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
23840 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
23841 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
23842 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
23843 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
23844 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
23845 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
23846 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
23847 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
23848 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
23849 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
23850 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
23851 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
23852 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
23853 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
23854 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
23855 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
23856 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
23857 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
23858 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
23859 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
23860 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
23861 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
23862 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
23863 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
23865 2016-02-04 Martin Liska <mliska@suse.cz>
23868 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
23869 that are gimple_store_p.
23870 (maybe_instrument_call): Likewise.
23872 2016-02-04 Bin Cheng <bin.cheng@arm.com>
23874 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
23875 register scaling out of memory reference and comment why.
23877 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23881 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
23882 folding the source of a SET.
23884 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23888 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
23889 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
23891 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
23895 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
23898 2016-02-04 Christian Bruel <christian.bruel@st.com>
23900 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
23901 * config/arm/arm.c (arm_set_current_function): Likewise.
23903 2016-02-04 Jakub Jelinek <jakub@redhat.com>
23904 Ilya Enkovich <enkovich.gnu@gmail.com>
23905 H.J. Lu <hongjiu.lu@intel.com>
23908 * config/i386/i386.c (convert_scalars_to_vector): Remove
23909 stack alignment fixes.
23910 (ix86_option_override_internal): Disable TARGET_STV if stack
23911 might not be aligned enough.
23912 (ix86_minimum_alignment): Assert that TARGET_STV is false.
23914 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
23916 * config/i386/x86-tune.def: Disable default prefetching
23919 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
23920 Vladimir Makarov <vmakarov@redhat.com>
23923 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
23924 in validating fused toc addresses.
23926 2016-02-03 Jakub Jelinek <jakub@redhat.com>
23929 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
23930 range->m_caret fields if range->m_show_caret_p is false.
23933 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
23934 Force oldval into register if it does not satisfy reg_or_short_operand
23935 predicate. Fix up formatting.
23937 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
23938 Alexandre Oliva <aoliva@redhat.com>
23941 * lra-constraints.c (simplify_operand_subreg): Check additionally
23942 address validity after potential reloading.
23943 (process_address_1): Check insns validity. In case of failure do
23946 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
23949 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
23952 2016-02-02 Jakub Jelinek <jakub@redhat.com>
23954 * wide-int.cc (canonize_uhwi): New function.
23955 (wi::divmod_internal): Use it.
23957 2016-02-02 James Norris <jnorris@codesourcery.com>
23959 * gimplify.c (omp_notice_variable): Add usage check.
23961 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
23963 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
23964 like LE, GE, LT, GT when emitting relational operator.
23966 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
23968 * ira-costs.c (find_costs_and_classes): Add extra argument.
23969 * target.def (ira_change_pseudo_allocno_class): Add parameter.
23970 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
23971 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
23972 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
23973 Add best_class parameter, and return it if not ALL_REGS.
23974 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
23976 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
23977 Update target hook.
23979 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
23981 * config/aarch64/aarch64.c
23982 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
23983 (aarch64_ira_change_pseudo_allocno_class): New function.
23985 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
23988 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
23990 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
23992 * config/avr/avr.c (avr_option_override): Set
23993 PARAM_ALLOW_STORE_DATA_RACES to 1.
23995 2016-02-02 Richard Biener <rguenther@suse.de>
23997 PR tree-optimization/69595
23998 * match.pd: Add range test simplifications to true/false.
24000 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
24002 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
24003 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
24006 2016-02-02 Richard Biener <rguenther@suse.de>
24008 PR tree-optimization/69606
24009 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
24010 info on the result before moving a stmt.
24012 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
24014 PR middle-end/68542
24015 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
24016 branch with vector comparison.
24017 * config/i386/sse.md (VI48_AVX): New mode iterator.
24018 (define_expand "cbranch<mode>4): Add support for conditional branch
24019 with vector comparison.
24020 * tree-vect-loop.c (optimize_mask_stores): New function.
24021 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
24022 has_mask_store field of vect_info.
24023 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
24024 vectorized loops having masked stores after vec_info destroy.
24025 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
24026 correspondent macros.
24027 (optimize_mask_stores): Add prototype.
24029 2016-02-02 Alan Modra <amodra@gmail.com>
24032 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
24035 2016-02-02 Alan Modra <amodra@gmail.com>
24038 * config/rs6000/rs6000.c (need_toc_init): New var, set it
24039 whenever toc_label_name used.
24040 (rs6000_file_start): Don't set up toc section here,
24041 (rs6000_output_function_epilogue): do so here instead,
24042 (rs6000_xcoff_file_start): and here.
24043 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
24044 (load_toc_aix_di): Likewise.
24046 2016-02-01 Jakub Jelinek <jakub@redhat.com>
24048 PR rtl-optimization/69592
24049 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
24050 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
24051 (num_sign_bit_copies_binary_arith_p): New inline function.
24052 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
24054 2016-02-01 Jeff Law <law@redhat.com>
24056 PR tree-optimization/69580
24057 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
24058 * tree-ssa-threadbackward.c
24059 (fsm_find_control_statement_thread_paths): Do not try to walk
24060 through large PHI nodes.
24062 2016-02-01 Jakub Jelinek <jakub@redhat.com>
24064 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
24065 when count is incremented above limit, don't analyze further
24068 * omp-low.c (oacc_parse_default_dims): Avoid
24069 -Wsign-compare warning, make sure value fits into int
24070 rather than just unsigned int.
24072 2016-02-01 Bin Cheng <bin.cheng@arm.com>
24074 PR tree-optimization/67921
24075 * fold-const.c (split_tree): New parameters. Convert pointer
24076 type variable part to proper type before negating.
24077 (fold_binary_loc): Pass new arguments to split_tree.
24079 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
24081 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
24082 (nvptx_goacc_validate_dims): Extend to handle global defaults.
24083 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
24084 * doc/tm.texti: Rebuilt.
24085 * doc/invoke.texi (fopenacc-dim): Document.
24086 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
24087 (append_compiler_options): Likewise.
24088 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
24089 (oacc_parse_default_dims): New.
24090 (oacc_validate_dims): Add USED arg. Select non-unity default when
24092 (oacc_loop_fixed_partitions): Return mask of used partitions.
24093 (oacc_loop_auto_partitions): Emit dump info.
24094 (oacc_loop_partition): Return mask of used partitions.
24095 (execute_oacc_device_lower): Parse default dimension arg. Adjust
24096 loop partitioning and validation calls.
24098 2016-02-01 Richard Biener <rguenther@suse.de>
24100 PR middle-end/69556
24101 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
24103 2016-02-01 Richard Biener <rguenther@suse.de>
24105 PR tree-optimization/69574
24106 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
24107 of asserting return chrec_dont_know.
24109 2016-02-01 Martin Liska <mliska@suse.cz>
24111 * mem-stats-traits.h: Add copyright header.
24112 * mem-stats.h: Likewise.
24114 2016-02-01 Richard Biener <rguenther@suse.de>
24116 PR tree-optimization/69579
24117 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
24118 Do not propagate through abnormal PHI results.
24120 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
24122 * postreload.c (reload_cse_simplify): Remove dead code.
24124 2016-02-01 Jakub Jelinek <jakub@redhat.com>
24126 PR rtl-optimization/69570
24127 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
24128 if there is more than one set, not if there is a single set.
24130 2016-02-01 Richard Henderson <rth@redhat.com>
24133 * combine.c (make_compound_operation): When looking through a
24134 subreg, make sure to re-extend to the width of the outer mode.
24136 2016-01-30 Jakub Jelinek <jakub@redhat.com>
24138 PR tree-optimization/69546
24139 * wide-int.cc (wi::divmod_internal): For unsigned division
24140 where both operands fit into uhwi, if o1 is 1 and o0 has
24141 msb set, if divident_prec is larger than bits per hwi,
24142 clear another quotient word and return 2 instead of 1.
24143 Similarly for remainder with msb in HWI set, if dividend_prec
24144 is larger than bits per hwi.
24146 2016-01-29 Martin Jambor <mjambor@suse.cz>
24148 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
24149 Use short lowercase names.
24150 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
24151 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
24152 acq_rel one. Protect warning agains segfaults if
24153 get_memory_order_name returns NULL.
24154 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
24155 with release semantics. Do not warn if get_memory_order already did.
24156 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
24157 semantics. Fix check for relaxed or acquire semantics. Do not warn
24158 if get_memory_order already did.
24160 2016-01-29 Sebastian Pop <s.pop@samsung.com>
24162 * doc/install.texi: Document that isl-0.16 is supported.
24164 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
24167 * config/i386/constraints.md (Bm): Describe as special memory
24169 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
24170 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
24171 * genpreds.c (struct constraint_data): Add is_special_memory.
24172 (have_special_memory_constraints, special_memory_start): New
24174 (special_memory_end): Ditto.
24175 (add_constraint): Add new arg is_special_memory. Add code to
24176 process its true value. Update have_special_memory_constraints.
24177 (process_define_constraint): Pass the new arg.
24178 (process_define_register_constraint): Ditto.
24179 (choose_enum_order): Process special memory.
24180 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
24181 function insn_extra_special_memory_constraint.
24182 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
24183 * gensupport.c (process_rtx): Process
24184 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
24185 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
24186 * ira-lives.c (single_reg_class): Use
24187 insn_extra_special_memory_constraint.
24188 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
24189 * lra-constraints.c (process_alt_operands): Ditto.
24190 (curr_insn_transform): Use insn_extra_special_memory_constraint.
24191 * recog.c (asm_operand_ok, preprocess_constraints): Process
24193 * reload.c (find_reloads): Ditto.
24194 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
24195 * stmt.c (parse_input_constraint): Use
24196 insn_extra_special_memory_constraint.
24198 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
24201 * lra-splill.c (lra_final_code_change): Revert r229087 by
24202 removing all sub-registers.
24204 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
24207 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
24209 2016-01-29 Jakub Jelinek <jakub@redhat.com>
24212 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
24213 SSE1, copy target into the temporary reg first before recursing
24216 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
24218 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
24221 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
24223 * ginclude/stdarg.h: Test __cplusplus instead of
24224 __GXX_EXPERIMENTAL_CXX0X__.
24226 2016-01-29 Richard Biener <rguenther@suse.de>
24228 PR tree-optimization/69547
24229 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
24230 Do not mark clobbers necessary.
24231 (mark_all_reaching_defs_necessary_1): Likewise.
24233 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
24235 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
24236 declaration name with %qs and print it in both error messages.
24237 Also fix indentation.
24239 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
24242 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
24243 trailing blank line from error message.
24245 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
24248 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
24251 2016-01-29 Richard Biener <rguenther@suse.de>
24253 PR middle-end/69537
24254 * match.pd: Allow all integral types when simplifying a
24255 widening or sign-changing conversion.
24257 2016-01-28 Sebastian Pop <s.pop@samsung.com>
24259 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
24260 back to setting codegen_error to fail codegen.
24262 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
24265 * config/i386/constraints.md (C): Only accept constant zero operand.
24266 (BC): New constraint.
24267 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
24268 instead of C constraint.
24269 * doc/md.texi (Machine Constraints): Update description
24272 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
24275 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
24277 2016-01-28 Jakub Jelinek <jakub@redhat.com>
24279 PR middle-end/69542
24280 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
24283 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
24285 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
24286 branches if using guessed profile.
24288 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
24290 * graphite-optimize-isl.c (optimize_isl): Fix dump.
24292 2016-01-28 Richard Henderson <rth@redhat.com>
24295 * config/aarch64/aarch64-modes.def (CC_Cmode): New
24296 * config/aarch64/aarch64-protos.h: Update.
24297 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
24298 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
24299 (aarch64_get_condition_code_1): Handle CC_Cmode.
24300 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
24301 (*add<mode>3_compareC_cconly_imm): New.
24302 (*add<mode>3_compareC_cconly): New.
24303 (*add<mode>3_compareC_imm): New.
24304 (add<mode>3_compareC): New.
24305 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
24306 to be first. Use aarch64_carry_operation.
24307 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
24308 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
24309 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
24310 (subti3): Use subdi3_compare1.
24311 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
24312 (sub<mode>3_compare1): New.
24313 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
24314 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
24315 (*subsi3_carryin_uxtw): Likewise.
24316 (*ngc<mode>, *ngcsi_uxtw): Likewise.
24317 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
24318 * config/aarch64/iterators.md (DWI): New.
24319 * config/aarch64/predicates.md (aarch64_carry_operation): New.
24320 (aarch64_borrow_operation): New.
24322 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
24324 * graphite-optimize-isl.c (optimize_isl): Print a different debug
24325 message when isl does not return a valid schedule.
24327 2016-01-28 Sebastian Pop <s.pop@samsung.com>
24329 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
24330 Remove comments from class declarations: they are already in the code
24333 2016-01-28 Sebastian Pop <s.pop@samsung.com>
24335 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
24337 (ternary_op_to_tree): Same.
24338 (unary_op_to_tree): Same.
24339 (nary_op_to_tree): Same.
24340 (gcc_expression_from_isl_expr_op): Same.
24341 (gcc_expression_from_isl_expression): Same.
24342 (graphite_create_new_loop): Same.
24343 (graphite_create_new_loop_guard): Same.
24344 (build_iv_mapping): Same.
24345 (graphite_create_new_guard): Same.
24346 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
24347 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
24349 2016-01-28 Sebastian Pop <s.pop@samsung.com>
24351 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
24352 instead of setting codegen_error to fail codegen.
24354 2016-01-28 Jason Merrill <jason@redhat.com>
24356 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
24358 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
24360 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
24361 Remove CONST_INT_P check in CCMP cost calculation.
24363 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
24365 * config/aarch64/aarch64.c (generic_vector_cost):
24366 Set vec_permute_cost.
24367 (cortexa57_vector_cost): Likewise.
24368 (exynosm1_vector_cost): Likewise.
24369 (xgene1_vector_cost): Likewise.
24370 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
24371 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
24372 Add vec_permute_cost entry.
24374 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
24376 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
24378 (add<mode>3_compare0): Likewise.
24379 (addsi3_compare0_uxtw): Likewise.
24380 (add<mode>3nr_compare0): Likewise.
24381 (compare_neg<mode>): Likewise.
24382 (<optab><mode>3): Likewise.
24384 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
24386 * tree-vect-stmts.c (vectorizable_comparison): Add
24387 NULL check for vectype.
24389 2016-01-28 Richard Biener <rguenther@suse.de>
24391 PR tree-optimization/69466
24392 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
24393 Account for PHIs we couldn't duplicate.
24395 2016-01-28 Martin Liska <mliska@suse.cz>
24398 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
24399 instead of ENABLE_VALGRIND_CHECKING.
24401 2016-01-27 Richard Henderson <rth@redhat.com>
24404 * lra-remat.c (subreg_regs): New.
24405 (dump_candidates_and_remat_bb_data): Dump it.
24406 (operand_to_remat): Reject if operand in subreg_regs.
24407 (set_bb_regs): Collect subreg_regs.
24408 (lra_remat): Init and free subreg_regs. Compute
24409 calculate_local_reg_remat_bb_data before create_cands.
24411 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
24414 * config/i386/i386.c (ix86_update_stack_boundary): Don't
24415 change stack_alignment_needed for __tls_get_addr call.
24417 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
24419 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
24421 2016-01-27 Jeff Law <law@redhat.com>
24423 PR tree-optimization/68398
24424 PR tree-optimization/69196
24425 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
24426 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
24427 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
24428 Only count PHIs in the last block in the path. The others will
24429 const/copy propagate away. Add heuristic to allow more irreducible
24430 subloops to be created when it is likely profitable to do so.
24432 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
24433 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
24434 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
24436 2016-01-27 Jakub Jelinek <jakub@redhat.com>
24439 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
24440 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
24441 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
24442 * tree-streamer-in.c: Include asan.h.
24443 (streamer_get_builtin_tree): For builtins in sanitizer
24444 range call initialize_sanitizer_builtins and retry.
24446 2016-01-27 Ian Lance Taylor <iant@google.com>
24448 * common.opt (fkeep-gc-roots-live): New undocumented option.
24449 * tree-ssa-loop-ivopts.c (add_candidate_1): If
24450 -fkeep-gc-roots-live, skip pointers.
24451 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
24454 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
24457 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
24458 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
24460 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
24463 * configure.ac: NetBSD provides SSP in its C library.
24464 * configure: Updated.
24466 2016-01-27 Richard Biener <rguenther@suse.de>
24468 PR tree-optimization/69166
24469 * tree-vect-loop.c (vect_is_simple_reduction): Always check
24470 reduction code for commutativity / associativity.
24472 2016-01-27 Martin Jambor <mjambor@suse.cz>
24474 PR tree-optimization/69355
24475 * tree-sra.c (analyze_access_subtree): Correct hole detection when
24476 total_scalarization fails.
24478 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
24480 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
24483 2016-01-27 Christian Bruel <christian.bruel@st.com>
24486 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
24487 Move arm_reset_previous_fndecl and set_target_option_current_node in
24488 the conditional part. Call save_restore_target_globals.
24489 * config/arm/arm.c (arm_set_current_function):
24490 Refactor to better support #pragma target and attribute mix.
24491 Call save_restore_target_globals.
24492 * config/arm/arm-protos.h (save_restore_target_globals): New function.
24494 2016-01-27 Martin Liska <mliska@suse.cz>
24496 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
24497 reference for an HSA kernel and its host function.
24499 2016-01-27 Jakub Jelinek <jakub@redhat.com>
24501 PR tree-optimization/69399
24502 * wide-int.h (wi::lrshift): For larger precisions, only
24503 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
24505 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
24507 * config/arc/predicates.md (proper_comparison_operator): Reject
24508 constant-constant comparison.
24510 2016-01-26 Tom de Vries <tom@codesourcery.com>
24512 PR tree-optimization/69110
24513 * tree-data-ref.c (initialize_data_dependence_relation): Handle
24514 DR_NUM_DIMENSIONS == 0.
24516 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
24517 Sebastian Pop <s.pop@samsung.com>
24519 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
24520 isl_ast_op_cond and isl_ast_op_select.
24521 (gcc_expression_from_isl_expr_op): Same.
24523 2016-01-26 Jason Merrill <jason@redhat.com>
24526 * tree.c (recompute_constructor_flags): Split out from
24528 (verify_constructor_flags): New.
24529 * tree.h: Declare them.
24531 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
24533 PR rtl-optimization/69217
24534 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
24535 are no TYPE_FIELDS set for the record type.
24537 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24540 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
24541 toc_label_name unconditionally.
24542 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
24543 SYMBOL_REF string. Use toc_label_name instead of constructing
24545 (rs6000_elf_declare_function_name): Use toc_label_name instead of
24546 constructing LCTOC1.
24548 2016-01-26 Martin Sebor <msebor@redhat.com>
24551 * doc/extend.texi (Common Type Attributes): Move text that talks about
24552 attribute packed from attribute aligned to the section discussing
24553 the former attribute for clarity.
24555 2016-01-26 Richard Henderson <rth@redhat.com>
24557 PR middle-end/60908
24558 * trans-mem.c (tm_region_init): Mark entry block as visited.
24560 2016-01-26 David Malcolm <dmalcolm@redhat.com>
24563 * diagnostic-show-locus.c (layout::print_source_line): Replace
24564 call to pp_newline with call to layout::print_newline.
24565 (layout::print_annotation_line): Likewise.
24566 (layout::move_to_column): Likewise.
24567 (layout::print_any_fixits): After printing any fixits, print a
24568 trailing newline, if necessary.
24569 (layout::print_newline): New method, resetting any colorization
24571 (diagnostic_show_locus): Move the pp_newline to before the
24572 early bailout. Remove dummy block enclosing the layout instance.
24573 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
24574 of pp_newline_and_flush with pp_flush.
24575 (diagnostic_append_note): Delete use of pp_newline.
24576 (diagnostic_append_note_at_rich_loc): Delete.
24577 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
24578 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
24579 when newline characters are added to the buffer.
24581 2016-01-26 Michael Matz <matz@suse.de>
24583 * configure.ac (ac_cv_std_swap_in_utility): New test.
24584 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
24585 * configure: Regenerate.
24586 * config.in: Regenerate.
24588 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
24590 * config/arc/arc.md (cstoresi4): Force operand into register.
24591 (arcset<code>): Fix predicate.
24592 (arcsetltu): Likewise.
24593 (arcsetgeu): Likewise.
24594 (arcsethi): Likewise.
24595 (arcsetls): Likewise.
24597 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24599 PR tree-optimization/69483
24600 * gimple-fold.c (canonicalize_constructor_val): Return NULL
24601 if base has error_mark_node type.
24603 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
24606 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
24607 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
24609 (vget_lane_f16): Handle big-endian.
24610 (vgetq_lane_f16): Likewise.
24611 (vset_lane_f16): Likewise.
24612 (vsetq_lane_f16): Likewise.
24613 * config/arm/iterators.md (VQXMOV): Add V8HF.
24614 (VDQ): Add V4HF and V8HF.
24615 (V_reg): Handle V4HF and V8HF.
24616 (Is_float_mode): Likewise.
24617 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
24618 neon_vdup_nv8hf): New patterns.
24619 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
24620 Use VD_LANE iterator.
24621 (neon_vld1_dup<mode>): Use VQ2 iterator.
24623 2016-01-26 Nathan Sidwell <nathan@acm.org>
24625 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
24626 (set_oacc_fn_attrib): Add IS_KERNEL arg.
24627 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
24628 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
24629 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
24630 (oacc_validate_dims): Add LEVEL arg, don't return level.
24631 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
24632 oacc_validate_dims.
24633 (execute_oacc_device_lower): Adjust, add more dump output.
24634 * tree-ssa-loop.c (gate_oacc_kernels): Use
24635 oacc_fn_attrib_kernels_p.
24636 * tree-parloops.c (create_parallel_loop): Adjust
24637 set_oacc_fn_attrib call.
24639 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24642 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
24643 (append_compiler_options): Handle -fcilkplus.
24644 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
24646 2016-01-26 Nick Clifton <nickc@redhat.com>
24649 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
24650 been marked as DECL_ONE_ONLY but we do not the means to make it
24651 so, then do not allow it to bind locally.
24653 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24656 * opts.h (parse_sanitizer_options): New prototype.
24657 * opts.c (sanitizer_opts): New array.
24658 (parse_sanitizer_options): New function.
24659 (common_handle_option): Use parse_sanitizer_options.
24661 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
24664 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
24665 alignment adjustment to ...
24666 (ix86_update_stack_boundary): Here. Don't over-align stack for
24668 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
24669 if __tls_get_addr is called.
24671 2016-01-26 Christian Bruel <christian.bruel@st.com>
24673 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
24675 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
24677 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
24679 2016-01-26 Richard Biener <rguenther@suse.de>
24681 PR middle-end/69467
24682 * match.pd: Guard X * CST CMP 0 pattern with single_use.
24684 2016-01-26 Richard Biener <rguenther@suse.de>
24686 PR tree-optimization/69452
24687 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
24688 (move_computations_dom_walker::before_dom_children): Rename
24690 (move_computations_worker): This.
24691 (move_computations): Perform an RPO rather than a DOM walk.
24693 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24696 * combine.c (combine_instructions): For REG_EQUAL note with
24697 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
24698 to the underlying register.
24699 * doc/rtl.texi (REG_EQUAL): Document the behavior of
24700 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
24702 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
24705 * config/aarch64/aarch64-builtins.c
24706 (aarch64_init_simd_builtin_types): Do not set structural
24707 equality to __Poly{8,16,64,128}_t types.
24709 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
24711 PR tree-optimization/69400
24712 * wide-int.cc (wi_pack): Take the precision as argument and
24713 perform canonicalization here rather than in the callers.
24714 Use the main loop to handle all full-width HWIs. Add a
24715 zero HWI if in_len isn't a full result.
24716 (wi::divmod_internal): Update accordingly.
24717 (wi::mul_internal): Likewise. Simplify.
24719 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
24720 Sebastian Pop <s.pop@samsung.com>
24722 * graphite-poly.c (apply_poly_transforms): Simplify.
24723 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
24724 (print_isl_map): Same.
24725 (print_isl_union_map): Same.
24726 (print_isl_schedule): New.
24727 (debug_isl_schedule): New.
24728 * graphite-dependences.c (scop_get_reads): Do not call
24729 isl_union_map_add_map that is undocumented isl functionality.
24730 (scop_get_must_writes): Same.
24731 (scop_get_may_writes): Same.
24732 (scop_get_original_schedule): Remove.
24733 (scop_get_dependences): Do not call isl_union_map_compute_flow that
24734 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
24735 (compute_deps): Remove.
24736 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
24737 (debug_schedule_ast): New.
24738 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
24739 set_separate_option.
24740 (graphite_regenerate_ast_isl): Add dump.
24741 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
24742 from scop->transformed_schedule.
24743 (graphite_regenerate_ast_isl): Add more dump.
24744 * graphite-optimize-isl.c (optimize_isl): Set
24745 scop->transformed_schedule. Check whether schedules are equal.
24746 (apply_poly_transforms): Move here.
24747 * graphite-poly.c (apply_poly_transforms): ... from here.
24748 (free_poly_bb): Static.
24749 (free_scop): Static.
24750 (pbb_number_of_iterations_at_time): Remove.
24751 (print_isl_ast): New.
24752 (debug_isl_ast): New.
24753 (debug_scop_pbb): New.
24754 * graphite-scop-detection.c (print_edge): Move.
24755 (print_sese): Move.
24756 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
24757 (build_scop_scattering): Remove.
24758 (create_pw_aff_from_tree): Assert instead of bailing out.
24759 (add_condition_to_pbb): Remove unused code, do not fail.
24760 (add_conditions_to_domain): Same.
24761 (add_conditions_to_constraints): Remove.
24762 (build_scop_context): New.
24763 (add_iter_domain_dimension): New.
24764 (build_iteration_domains): Initialize pbb->iterators.
24765 Call add_conditions_to_domain.
24768 (index_outermost_in_loop): New.
24769 (index_pbb_in_loop): New.
24770 (outermost_pbb_in): New.
24771 (add_in_sequence): New.
24772 (add_outer_projection): New.
24773 (outer_projection_mupa): New.
24774 (add_loop_schedule): New.
24775 (build_schedule_pbb): New.
24776 (build_schedule_loop): New.
24777 (embed_in_surrounding_loops): New.
24778 (build_schedule_loop_nest): New.
24779 (build_original_schedule): New.
24780 (build_poly_scop): Call build_original_schedule.
24781 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
24782 (free_poly_dr): Remove.
24783 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
24784 (free_poly_bb): Remove.
24785 (debug_loop_vec): Remove.
24786 (print_isl_ast): Declare.
24787 (debug_isl_ast): Declare.
24788 (scop_do_interchange): Remove.
24789 (scop_do_strip_mine): Remove.
24790 (scop_do_block): Remove.
24791 (flatten_all_loops): Remove.
24792 (optimize_isl): Remove.
24793 (pbb_number_of_iterations_at_time): Remove.
24794 (debug_scop_pbb): Declare.
24795 (print_schedule_ast): Declare.
24796 (debug_schedule_ast): Declare.
24797 (struct scop): Remove schedule. Add original_schedule,
24798 transformed_schedule.
24799 (free_gimple_poly_bb): Remove.
24800 (print_generated_program): Remove.
24801 (debug_generated_program): Remove.
24802 (unify_scattering_dimensions): Remove.
24803 * sese.c (print_edge): ... here.
24804 (print_sese): ... here.
24805 (debug_edge): ... here.
24806 (debug_sese): ... here.
24807 * sese.h (print_edge): Declare.
24808 (print_sese): Declare.
24809 (dump_edge): Declare.
24810 (dump_sese): Declare.
24812 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
24813 Sebastian Pop <s.pop@samsung.com>
24815 * Makefile.in: Set ISLVER in site.exp.
24817 2016-01-25 Jakub Jelinek <jakub@redhat.com>
24819 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
24820 DECL_VALUE_EXPR of new_var even for the non-array case. Look
24821 through DECL_VALUE_EXPR for expansion.
24823 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
24825 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
24826 the frame info after reload completed.
24828 2016-01-25 Jeff Law <law@redhat.com>
24830 PR tree-optimization/69196
24831 PR tree-optimization/68398
24832 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
24833 tree-ssa-threadupdate.c.
24834 (determine_bb_domination_status): Prototype
24835 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
24836 (determine_bb_domination_status): No longer static.
24837 (valid_jump_thread_path): Remove code to detect characteristics
24838 of the jump thread path not associated with correctness.
24839 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
24840 Correct test for thread path length. Count PHIs for real operands as
24841 statements that need to be copied. Do not count ASSERT_EXPRs.
24842 Look at all the blocks in the thread path. Compute and selectively
24843 filter thread paths based on threading through the latch, threading
24844 a multiway branch or crossing a multiway branch.
24846 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24848 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
24849 decl with __attribute__ ((unused)) annotation.
24851 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
24854 * tree-vect-stmts.c (vectorizable_condition): Check vectype
24855 of operands is compatible with a statement vectype.
24857 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
24859 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
24860 improve wording for mixed storage order support.
24862 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
24864 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
24865 (vcvt_u64_f64): Likewise.
24866 (vcvta_s64_f64): Likewise.
24867 (vcvta_u64_f64): Likewise.
24868 (vcvtm_s64_f64): Likewise.
24869 (vcvtm_u64_f64): Likewise.
24870 (vcvtn_s64_f64): Likewise.
24871 (vcvtn_u64_f64): Likewise.
24872 (vcvtp_s64_f64): Likewise.
24873 (vcvtp_u64_f64): Likewise.
24875 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
24877 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
24878 (arc_init): Check validity mll64 option.
24879 (arc_save_restore): Use double load/store instruction.
24880 (arc_expand_movmem): Likewise.
24881 (arc_split_move): Don't split if we have double load/store
24882 instructions. Returns a boolean.
24883 (arc_process_double_reg_moves): Change function to return boolean
24884 instead of a sequence of instructions.
24885 (arc_dwarf_register_span): New function.
24886 * config/arc/arc-protos.h (arc_split_move): Change prototype.
24887 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
24888 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
24889 (*movdf_insn): Likewise.
24890 * config/arc/arc.opt (mll64): New option.
24891 * config/arc/predicates.md (even_register_operand): New predicate.
24892 * doc/invoke.texi (ARC Options): Add mll64 documentation.
24894 2016-01-25 Richard Biener <rguenther@suse.de>
24897 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
24898 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
24900 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
24902 2016-01-25 Richard Biener <rguenther@suse.de>
24904 PR tree-optimization/69376
24905 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
24907 (VN_INFO_ANTI_RANGE_P): New inline.
24908 (VN_INFO_RANGE_TYPE): Likewise.
24909 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
24910 SSA_NAME_ANTI_RANGE_P.
24911 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
24912 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
24913 Properly query VN_INFO_RANGE_TYPE.
24915 2016-01-25 Nick Clifton <nickc@redhat.com>
24918 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
24920 2016-01-23 Tom de Vries <tom@codesourcery.com>
24922 PR tree-optimization/69426
24923 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
24926 2016-01-23 Jakub Jelinek <jakub@redhat.com>
24928 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
24929 "the the" with "the" in the comments.
24930 * ipa-devirt.c (build_type_inheritance_graph,
24931 update_type_inheritance_graph): Likewise.
24932 * tree.c (build_function_type_list_1): Likewise.
24933 * cfgloopmanip.c (scale_loop_profile): Likewise.
24934 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
24935 * gimple-ssa-split-paths.c
24936 (find_block_to_duplicate_for_splitting_paths): Likewise.
24937 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
24938 * expr.c (convert_move): Likewise.
24939 * var-tracking.c (vt_stack_adjustments): Likewise.
24940 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
24941 * tree-vrp.c (test_for_singularity): Likewise.
24943 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
24944 directly instead of building a temporary tree.
24947 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
24948 remove <algorithm> include.
24950 2016-01-22 Jakub Jelinek <jakub@redhat.com>
24953 * config/i386/i386.c: Include dojump.h.
24954 (expand_small_movmem_or_setmem,
24955 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
24957 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
24958 if dynamic_check != -1.
24960 2016-01-21 Jeff Law <law@redhat.com>
24962 PR middle-end/69347
24963 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
24964 record_temporary_equivalences. Rewritten to avoid unnecessary calls
24965 into dominated_by_p.
24966 (cprop_into_successor_phis): Avoid unnecessary tests.
24968 2016-01-22 Richard Henderson <rth@redhat.com>
24971 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
24972 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
24974 2016-01-22 Michael Matz <matz@suse.de>
24976 * system.h (string, algorithm): Include only conditionally.
24977 (new): Include always under C++.
24978 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
24979 * final.c (toplevel): Ditto.
24980 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
24981 * genconditions.c (write_header): Make gencondmd.c define
24983 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
24985 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
24986 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
24988 2016-01-22 Christian Bruel <christian.bruel@st.com>
24991 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
24993 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24996 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
24997 define_insn_and_split. Ensure operands[1] and operands[0] do not
24998 get assigned the same register.
25000 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
25002 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
25004 2016-01-22 Christian Bruel <christian.bruel@st.com>
25006 * config/arm/arm-c.c (arm_pragma_target_parse):
25007 Remove warn_builtin_macro_redefined overwrite.
25009 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
25011 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
25012 flag_non_call_exceptions compatibility.
25014 2016-01-22 Jakub Jelinek <jakub@redhat.com>
25017 * dwarf2out.c (add_child_die_after): New function.
25018 (dwarf_qual_info_t): New type.
25019 (dwarf_qual_info): New variable.
25020 (qualified_die_p): New function.
25021 (modified_type_die): For -fdebug-types-section, ensure
25022 canonical order of qualifiers. Put qualified DIEs adjacent
25023 to the corresponding non-qualified type DIE and search there
25024 for existing qualified DIEs.
25026 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
25028 * doc/extend.texi (scalar_storage_order type attribute): Document
25029 restriction on type punning and aliasing, and remove future tense.
25031 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
25034 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
25037 2016-01-21 Jeff Law <law@redhat.com>
25039 PR middle-end/69347
25040 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
25041 useless call to record_temporary_equivalences.
25042 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
25043 allocate 10 slots in the bb_path vector and let it grow as needed.
25044 (fsm_find_control_statement_thread_paths): Similarly for the next_path
25047 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
25049 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
25051 * configure: Regenerate.
25053 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
25055 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
25056 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
25058 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
25060 PR middle-end/66178
25061 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
25062 drop EXPAND_INITIALIZER.
25063 * rtl.h (contains_symbolic_reference_p): Declare.
25064 * rtlanal.c (contains_symbolic_reference_p): New function.
25065 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
25066 a subtraction into a NOT if symbolic constants are involved.
25068 2016-01-21 Anton Blanchard <anton@samba.org>
25069 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25072 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
25074 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
25077 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
25079 * config/microblaze/microblaze.c
25080 (get_branch_target): New.
25081 (insert_wic_for_ilb_runout): New.
25083 (microblaze_machine_dependent_reorg): New.
25084 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
25085 * config/microblaze/microblaze.md
25086 (UNSPEC_IPREFETCH): Define.
25087 (iprefetch): New pattern
25088 * config/microblaze/microblaze.opt
25089 (mxl-prefetch): New flag.
25091 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
25093 * config/microblaze/microblaze.h
25094 (FIXED_REGISTERS): Update in macro.
25095 (CALL_USED_REGISTERS): Update in macro.
25097 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
25099 PR rtl-optimization/68920
25100 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
25103 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
25105 PR rtl-optimization/68990
25106 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
25107 pseudo instead of inheritance ones.
25109 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
25110 Nick Clifton <nickc@redhat.com>
25114 * config/mips/mips.c (mips_compute_frame_info): Initialise
25115 args_size and hard_frame_pointer_offset fields of the frame
25116 structure before calling mips_global_pointer.
25118 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
25120 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
25122 * configure: Regenerate.
25124 2016-01-21 Richard Biener <rguenther@suse.de>
25126 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
25128 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
25130 * config/s390/s390.c (s390_asm_declare_function_size): Add code
25131 to actually emit the .size directive.
25133 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
25134 Jakub Jelinek <jakub@redhat.com>
25138 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
25139 args array size by one to avoid buffer overflow.
25141 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
25143 * config/s390/s390.md (pool_section_start): Use switch_to_section
25144 to select proper read-only data section instead of hardcoding
25146 (pool_section_end): Use switch_to_section to match the above.
25148 2016-01-21 Richard Biener <rguenther@suse.de>
25150 PR tree-optimization/69378
25151 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
25152 (set_ssa_val_to): Use it for dominance checks taking into
25153 account not executable edges.
25155 2016-01-21 Jakub Jelinek <jakub@redhat.com>
25158 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
25159 for bitsize instead of GET_MODE_PRECISION (mode).
25161 2016-01-20 Martin Sebor <msebor@redhat.com>
25164 * extend.texi (__sync Builtins): Clarify the semantics of
25165 __sync_fetch_and_OP built-ins on pointers.
25166 (__atomic Builtins): Same.
25168 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25169 Sebastian Pop <s.pop@samsung.com>
25171 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
25172 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
25173 (is_valid_rename): Same.
25174 (translate_isl_ast_to_gimple::get_rename): Same.
25175 (translate_isl_ast_to_gimple::rename_all_uses): Same.
25176 (translate_isl_ast_to_gimple::rename_uses): Same.
25177 (get_new_name): Check for close_phi nodes.
25178 (copy_loop_phi_args): Use phi_node_kind.
25179 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
25180 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
25182 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25183 Sebastian Pop <s.pop@samsung.com>
25185 Revert commit r229783.
25186 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
25187 Remove use of parameter_rename_map.
25188 (copy_def): Remove.
25189 (copy_internal_parameters): Remove.
25190 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
25191 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
25192 (free_sese_info): Do not free parameter_rename_map.
25193 (set_rename): Do not use parameter_rename_map.
25194 (rename_uses): Update call to set_rename.
25195 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
25196 * sese.h (parameter_rename_map_t): Remove.
25197 (struct sese_info_t): Remove field parameter_rename_map.
25199 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25200 Sebastian Pop <s.pop@samsung.com>
25202 * graphite-isl-ast-to-gimple.c: Fix comment.
25203 * graphite-scop-detection.c (defined_in_loop_p): New.
25204 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
25205 names defined in loop.
25207 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25208 Sebastian Pop <s.pop@samsung.com>
25210 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
25211 Discard unstructured if-then-else regions.
25213 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25214 Sebastian Pop <s.pop@samsung.com>
25216 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
25217 (cleanup_loop_iter_dom): Remove.
25218 (build_loop_iteration_domains): Remove.
25219 (build_scop_context): Remove.
25220 (build_scop_iteration_domain): Remove.
25221 (add_loop_constraints): New.
25222 (build_iteration_domains): New.
25223 (build_poly_scop): Call build_iteration_domains.
25225 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25226 Sebastian Pop <s.pop@samsung.com>
25228 * graphite-scop-detection.c
25229 (scop_detection::harmful_loop_in_region): Free dom and loops.
25230 (scop_detection::loop_body_is_valid_scop): Free bbs.
25232 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25233 Sebastian Pop <s.pop@samsung.com>
25235 * graphite-scop-detection.c (record_loop_in_sese): New.
25236 (gather_bbs::before_dom_children): Call record_loop_in_sese.
25237 (build_scops): Remove call to build_sese_loop_nests.
25238 * sese.c (sese_record_loop): Remove.
25239 (build_sese_loop_nests): Remove.
25240 (new_sese_info): Remove region->loops.
25241 (free_sese_info): Same.
25242 * sese.h (sese_contains_loop): Same.
25243 (build_sese_loop_nests): Remove.
25244 (sese_contains_loop): Remove.
25246 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25247 Sebastian Pop <s.pop@samsung.com>
25249 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
25250 loop_is_valid_in_scop.
25251 (scop_detection::harmful_stmt_in_region): Renamed
25252 harmful_loop_in_region.
25253 Call loop_is_valid_in_scop.
25255 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25256 Sebastian Pop <s.pop@samsung.com>
25258 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
25261 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25262 Sebastian Pop <s.pop@samsung.com>
25264 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
25265 * graphite.h (struct poly_bb): Remove field is_reduction.
25266 (PBB_IS_REDUCTION): Remove.
25268 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25269 Sebastian Pop <s.pop@samsung.com>
25271 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
25272 (add_pdr_constraints): Same.
25273 (scop_get_reads): Same.
25274 (scop_get_must_writes): Same.
25275 (scop_get_may_writes): Same.
25276 (scop_get_original_schedule): Same.
25277 (extend_schedule): Same.
25278 (apply_schedule_on_deps): Same.
25279 (carries_deps): Same.
25280 (compute_deps): Same.
25281 (scop_get_dependences): Same.
25282 * graphite-isl-ast-to-gimple.c
25283 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
25284 * graphite-optimize-isl.c (get_schedule_for_band): Same.
25285 (get_schedule_for_band_list): Same.
25286 (get_schedule_map): Same.
25287 (apply_schedule_map_to_scop): Same.
25288 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
25289 (build_loop_iteration_domains): Same.
25290 (add_condition_to_pbb): Same.
25291 (add_param_constraints): Same.
25292 (pdr_add_memory_accesses): Same.
25293 (pdr_add_data_dimensions): Same.
25295 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
25297 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
25300 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
25302 * common.opt (feliminate-dwarf2-dups): Replace references to
25303 "DWARF 2" with just "DWARF".
25304 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
25305 * doc/extend.texi: Likewise.
25306 * doc/cpp.texi: Likewise.
25307 * doc/invoke.texi: Likewise.
25308 (Option Summary): Add -gdwarf to list of Debugging Options.
25309 (Debugging Options): Document -gdwarf.
25310 * doc/contrib.texi: Spell "DWARF" like that.
25312 2016-01-21 Jakub Jelinek <jakub@redhat.com>
25314 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
25315 warning. Fix up formatting.
25317 PR middle-end/67653
25318 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
25319 attempt to mark memory input operand addressable and
25320 call prepare_gimple_addressable in that case. Don't adjust
25321 input_location for diagnostics, use error_at instead.
25323 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
25325 * config/rs6000/ppc-auxv.h: New file.
25326 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
25327 (cpu_is): Likewise.
25328 (cpu_supports): Likewise.
25329 * config/rs6000/rs6000.c: include "ppc-auxv.h".
25330 (cpu_is_info): New variable.
25331 (cpu_supports_info): Likewise.
25332 (tcb_verification_symbol): Likewise.
25333 (cpu_builtin_p): Likewise.
25334 (cpu_expand_builtin): New function.
25335 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
25336 (rs6000_init_builtins): Likewise.
25337 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
25338 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
25339 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
25340 * configure: Regenerate.
25341 * config.in: Likewise.
25342 * doc/extend.texi (PowerPC Built-in Functions): Document
25343 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
25345 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
25348 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
25350 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
25353 2016-01-20 Richard Henderson <rth@redhat.com>
25359 * tree.c (tm_define_builtin): New.
25360 (find_tm_vector_type): New.
25361 (build_tm_vector_builtins): New.
25362 (build_common_builtin_nodes): Call it.
25364 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
25366 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
25367 (arm_fp_ok): Likewise.
25368 (arm_fp): Likewise.
25369 (arm_crypto): Likewise.
25371 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
25372 Richard Biener <rguenther@suse.de>
25374 PR tree-optimization/69328
25375 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
25376 vectors have same number of elements.
25377 (vectorizable_condition): Fix masked version recognition.
25379 2016-01-20 Richard Biener <rguenther@suse.de>
25381 PR tree-optimization/69345
25382 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
25383 (VN_INFO_PTR_INFO): Likewise.
25384 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
25385 info when it is equal between non-dominating SSA names.
25386 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
25387 Make sure to look at original SSA infos.
25389 2016-01-20 Jeff Law <law@redhat.com>
25392 * config/m68k/predicates.md (pow2_m1_operand): New predicate
25394 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
25395 (pc_or_label_operand): New predicate.
25396 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
25397 tests for small integers that are 2^n - 1.
25399 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
25401 * doc/invoke.texi (Options Summary): Add '.' after @xref.
25403 2016-01-19 Jeff Law <law@redhat.com>
25405 PR middle-end/69347
25406 * tree-ssa-threadbackwards.c
25407 (fsm_find_control_statement_thread_paths): Do not try to lookup
25408 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
25410 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
25412 * doc/lto.texi: Remove text that says only Gold has linker plugin
25415 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
25417 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
25418 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
25419 the DIE accordingly.
25420 (modified_type_die): Add REVERSE parameter and pass it recursively,
25421 as well as to base_type_die. Adjust presence check accordingly.
25422 (base_type_for_mode): Adjust call to modified_type_die.
25423 (add_type_attribute): Add REVERSE parameter and pass it to
25425 (generic_parameter_die): Adjust call to add_type_attribute.
25426 (add_scalar_info): Likewise.
25427 (add_subscript_info): Likewise.
25428 (gen_array_type_die): Likewise.
25429 (gen_descr_array_type_die): Likewise.
25430 (gen_entry_point_die): Likewise.
25431 (gen_enumeration_type_die): Likewise.
25432 (gen_formal_parameter_die): Likewise.
25433 (gen_subprogram_die): Likewise.
25434 (gen_variable_die ): Likewise.
25435 (gen_const_die): Likewise.
25436 (gen_field_die): Likewise.
25437 (gen_pointer_type_die): Likewise.
25438 (gen_reference_type_die): Likewise.
25439 (gen_ptr_to_mbr_type_die): Likewise.
25440 (gen_inheritance_die): Likewise.
25441 (gen_subroutine_type_die): Likewise.
25442 (gen_typedef_die): Likewise.
25443 (force_type_die): Adjust call to modified_type_die.
25445 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
25447 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
25448 flow throughout the file. Fix broken link to Objective-C 2.0
25450 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
25453 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
25455 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
25457 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25460 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
25461 (maybe_record_node): Record cxa_pure_virtual as the only possible
25462 target if there are not ohter candidates.
25463 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
25465 2016-01-19 Richard Biener <rguenther@suse.de>
25467 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
25468 (get_memory_order): Likewise.
25470 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
25472 * tree-vect-stmts.c (vectorizable_store): Check
25475 2016-01-19 David Malcolm <dmalcolm@redhat.com>
25478 * gcc.c (driver::decode_argv): Add call to
25479 init_opts_obstack before init_options_struct.
25480 * opts.c (init_opts_obstack): Remove idempotency.
25481 (init_options_struct): Replace call to init_opts_obstack
25482 with a gcc_assert to verify that it has already been called.
25483 * toplev.c (toplev::main): Add call to init_opts_obstack before
25484 calls to init_options_struct.
25485 (toplev::finalize): Move cleanup of opts_obstack next to
25486 cleanup of save_decoded_options, clearing the latter, and
25487 save_decoded_options_count.
25489 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25492 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
25493 attribute to unconditional. Remove %? from output template.
25495 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
25496 Jiong Wang <jiong.wang@arm.com>
25498 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
25499 generated from different expand order.
25501 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
25503 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
25504 Add support for CCMP costing.
25506 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
25508 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
25509 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
25510 (fccmpe<mode>): Likewise.
25511 (fcmp): Rename to fcmp and globalize pattern.
25513 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
25514 (aarch64_gen_ccmp_next): Add FP support.
25516 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
25518 * target.def (gen_ccmp_first): Update documentation.
25519 (gen_ccmp_next): Likewise.
25520 * doc/tm.texi (gen_ccmp_first): Update documentation.
25521 (gen_ccmp_next): Likewise.
25522 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
25523 expand_ccmp_expr_1. Improve comments.
25524 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
25525 (ccmp_ior<mode>): Remove pattern.
25526 (cmp<mode>): Remove expand.
25527 (cmp): Globalize pattern.
25528 (cstorecc4): Use cc_register.
25529 (mov<mode>cc): Remove ccmp_cc_register check.
25530 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
25531 Simplify after removal of CC_DNE/* modes.
25532 (aarch64_ccmp_mode_to_code): Remove.
25533 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
25534 In 'k' case use integer as condition.
25535 (aarch64_nzcv_codes): Remove inverted cases.
25536 (aarch64_code_to_ccmode): Remove.
25537 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
25538 comparison with CC register to be used in folowing CCMP/branch/CSEL.
25539 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
25540 pattern. Return the comparison with CC register. Invert conditions
25541 when bitcode is OR.
25542 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
25543 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
25545 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25547 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
25548 instrumented_version.
25550 2016-01-19 Richard Biener <rguenther@suse.de>
25552 PR tree-optimization/69336
25553 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
25554 handled components with get_ref_base_and_extent.
25555 (equal_mem_array_ref_p): Adjust.
25557 2016-01-19 Jakub Jelinek <jakub@redhat.com>
25560 * shrink-wrap.c: Include valtrack.h.
25561 (move_insn_for_shrink_wrap): Add DEBUG argument. If
25562 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
25563 in between insn and where it will be moved to. Call
25564 dead_debug_insert_temp.
25565 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
25566 first and dead_debug_local_finish at the end.
25567 For uses and defs bitmap, handle all regs in between REGNO and
25568 END_REGNO, not just the first one.
25570 2016-01-19 Richard Biener <rguenther@suse.de>
25572 PR tree-optimization/69352
25573 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
25574 (equal_mem_array_ref_p): Constrain size and max size properly.
25575 Compare the reverse flag.
25577 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
25579 * ira.c (ira): Update regstat data if we deleted insns.
25581 2016-01-19 Jakub Jelinek <jakub@redhat.com>
25583 PR rtl-optimization/68955
25584 PR rtl-optimization/64557
25585 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
25586 here. Fix up formatting.
25587 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
25589 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25592 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
25593 assume that the node has body.
25594 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
25597 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25599 * lto-streamer-out.c (lto_output): Do not stream instrumentation
25602 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25604 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
25605 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
25607 2016-01-19 Martin Jambor <mjambor@suse.cz>
25608 Martin Liska <mliska@suse.cz>
25609 Michael Matz <matz@suse.de>
25611 * Makefile.in (OBJS): Add new source files.
25612 (GTFILES): Add hsa.c.
25613 * common.opt (disable_hsa): New variable.
25614 (-Whsa): New warning.
25615 * config.in (ENABLE_HSA): New.
25616 * configure.ac: Treat hsa differently from other accelerators.
25617 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
25618 $enable_offloading.
25619 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
25620 * doc/install.texi (Configuration): Document --with-hsa-runtime,
25621 --with-hsa-runtime-include, --with-hsa-runtime-lib and
25622 --with-hsa-kmt-lib.
25623 * doc/invoke.texi (-Whsa): Document.
25624 (hsa-gen-debug-stores): Likewise.
25625 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
25626 to invoke offload compiler for hsa acclerator.
25627 * opts.c (common_handle_option): Determine whether HSA offloading
25628 should be performed.
25629 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
25630 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
25631 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
25632 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
25633 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
25634 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
25635 GF_OMP_FOR_KIND_GRID_LOOP.
25636 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
25637 (pp_gimple_stmt_1): Likewise.
25638 * gimple-walk.c (walk_gimple_stmt): Likewise.
25639 * gimple.c (gimple_build_omp_grid_body): New function.
25640 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
25641 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
25642 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
25643 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
25644 GF_OMP_TEAMS_GRID_PHONY.
25645 (gimple_statement_omp_single_layout): Updated comments.
25646 (gimple_build_omp_grid_body): New function.
25647 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
25648 (gimple_omp_for_grid_phony): New function.
25649 (gimple_omp_for_set_grid_phony): Likewise.
25650 (gimple_omp_parallel_grid_phony): Likewise.
25651 (gimple_omp_parallel_set_grid_phony): Likewise.
25652 (gimple_omp_teams_grid_phony): Likewise.
25653 (gimple_omp_teams_set_grid_phony): Likewise.
25654 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
25655 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
25656 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
25657 (BUILT_IN_GOMP_TARGET): Updated type.
25658 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
25659 (adjust_for_condition): New function.
25660 (get_omp_for_step_from_incr): Likewise.
25661 (extract_omp_for_data): Moved parts to adjust_for_condition and
25662 get_omp_for_step_from_incr.
25663 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
25664 (fixup_child_record_type): Bail out if receiver_decl is NULL.
25665 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
25666 (scan_omp_parallel): Do not create child functions for phony
25668 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
25669 (scan_omp_1_op): Checking assert we are not remapping to
25670 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
25671 (parallel_needs_hsa_kernel_p): New function.
25672 (expand_parallel_call): Register apprpriate parallel child
25673 functions as HSA kernels.
25674 (grid_launch_attributes_trees): New type.
25675 (grid_attr_trees): New variable.
25676 (grid_create_kernel_launch_attr_types): New function.
25677 (grid_insert_store_range_dim): Likewise.
25678 (grid_get_kernel_launch_attributes): Likewise.
25679 (get_target_argument_identifier_1): Likewise.
25680 (get_target_argument_identifier): Likewise.
25681 (get_target_argument_value): Likewise.
25682 (push_target_argument_according_to_value): Likewise.
25683 (get_target_arguments): Likewise.
25684 (expand_omp_target): Call get_target_arguments instead of looking
25685 up for teams and thread limit.
25686 (grid_expand_omp_for_loop): New function.
25687 (grid_arg_decl_map): New type.
25688 (grid_remap_kernel_arg_accesses): New function.
25689 (grid_expand_target_kernel_body): New function.
25690 (expand_omp): Call it.
25691 (lower_omp_for): Do not emit phony constructs.
25692 (lower_omp_taskreg): Do not emit phony constructs but create for them
25693 a temporary variable receiver_decl.
25694 (lower_omp_taskreg): Do not emit phony constructs.
25695 (lower_omp_teams): Likewise.
25696 (lower_omp_grid_body): New function.
25697 (lower_omp_1): Call it.
25698 (grid_reg_assignment_to_local_var_p): New function.
25699 (grid_seq_only_contains_local_assignments): Likewise.
25700 (grid_find_single_omp_among_assignments_1): Likewise.
25701 (grid_find_single_omp_among_assignments): Likewise.
25702 (grid_find_ungridifiable_statement): Likewise.
25703 (grid_target_follows_gridifiable_pattern): Likewise.
25704 (grid_remap_prebody_decls): Likewise.
25705 (grid_copy_leading_local_assignments): Likewise.
25706 (grid_process_kernel_body_copy): Likewise.
25707 (grid_attempt_target_gridification): Likewise.
25708 (grid_gridify_all_targets_stmt): Likewise.
25709 (grid_gridify_all_targets): Likewise.
25710 (execute_lower_omp): Call grid_gridify_all_targets.
25711 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
25712 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
25713 (tree_omp_clause): Added union field dimension.
25714 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
25715 * tree.c (omp_clause_num_ops): Added number of arguments of
25716 OMP_CLAUSE__GRIDDIM_.
25717 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
25718 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
25719 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
25720 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
25721 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
25722 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
25723 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
25724 * tree-pass.h (make_pass_gen_hsail): Declare.
25725 (make_pass_ipa_hsa): Likewise.
25726 * ipa-hsa.c: New file.
25727 * lto-section-in.c (lto_section_name): Add hsa section name.
25728 * lto-streamer.h (lto_section_type): Add hsa section.
25729 * timevar.def (TV_IPA_HSA): New.
25730 * hsa-brig-format.h: New file.
25731 * hsa-brig.c: New file.
25732 * hsa-dump.c: Likewise.
25733 * hsa-gen.c: Likewise.
25736 * toplev.c (compile_file): Call hsa_output_brig.
25737 * hsa-regalloc.c: New file.
25739 2016-01-18 Jeff Law <law@redhat.com>
25741 PR tree-optimization/69320
25742 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
25743 ranged object, do nothing if the RHS constant is not [0..1].
25744 (optimize_stmt): Comparing a boolean ranged object against a
25745 constant outside [0..1] results in a compile-time constant.
25747 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
25750 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
25752 * doc/invoke.texi (Invoking GCC): Add new section to menu.
25753 (Option Summary): Update to reflect new section and moved options.
25754 (C++ Dialect Options): Move -fstats to new section.
25755 (Debugging Options): Move all dump, statistics, and other GCC
25756 developer options to new section. Rewrite section introduction
25757 and re-order remaining options to put the more basic ones first.
25758 (Optimization Options): Move -fira-verbose and -flto-report* to
25760 (Developer Options): New section incorporating moved options.
25761 * doc/cppopts.texi (-dM): Update cross-reference.
25763 2016-01-18 Richard Henderson <rth@redhat.com>
25766 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
25767 operands to pseudo only if CSE is expected. Split long immediate
25768 operands only after reload, and for the stack pointer.
25769 (*add<GPI>3_pluslong): Remove.
25770 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
25771 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
25772 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
25773 (*add<GPI>3 peepholes): New.
25774 (*add<GPI>3 splitters): New.
25775 * config/aarch64/constraints.md (Upl): New.
25776 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
25778 2016-01-18 Richard Biener <rguenther@suse.de>
25780 PR tree-optimization/69297
25781 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
25783 (vect_bb_vectorization_profitable_p): Clear visited flag again.
25785 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
25787 PR middle-end/68542
25788 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
25789 of mixind vector and scalar types.
25790 (fold_relational_const): Add handling of vector
25791 comparison with boolean result.
25792 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
25793 comparison of vector operands with boolean result for EQ/NE only.
25794 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
25795 (verify_gimple_cond): Likewise.
25796 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
25799 2016-01-18 Joseph Myers <joseph@codesourcery.com>
25801 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
25804 2016-01-18 Richard Biener <rguenther@suse.de>
25806 PR middle-end/69308
25807 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
25809 2016-01-18 Tom de Vries <tom@codesourcery.com>
25811 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
25813 2016-01-18 Tom de Vries <tom@codesourcery.com>
25815 * omp-low.c (set_oacc_fn_attrib): Make extern.
25816 * omp-low.h (set_oacc_fn_attrib): Declare.
25817 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
25818 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
25819 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
25820 Add and handle function parameter oacc_kernels_p.
25821 (find_reduc_addr, get_omp_data_i_param): New function.
25822 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
25823 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
25824 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
25825 Calculate dominance info. Skip loops that are not in a kernels region
25826 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
25827 (pass_parallelize_loops::execute): Call parallelize_loops with
25828 oacc_kernels_p argument.
25829 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
25830 New member function.
25831 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
25832 * passes.def: Add argument to pass_parallelize_loops instantation.
25834 2016-01-18 Tom de Vries <tom@codesourcery.com>
25836 * tree-parloops.c (pass_parallelize_loops::execute): Allow
25837 pass_parallelize_loops to be run outside the loop pipeline.
25839 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
25841 * tree-scalar-evolution.c (follow_copies_to_constant): New.
25842 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
25844 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
25847 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
25848 using get_ref_base_and_extent.
25849 (equal_mem_array_ref_p): New.
25850 (hashable_expr_equal_p): Add call to previous.
25852 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
25855 * tree-sra.c (disqualified_constants, constant_decl_p): New.
25856 (sra_initialize): Allocate disqualified_constants.
25857 (sra_deinitialize): Free disqualified_constants.
25858 (disqualify_candidate): Update disqualified_constants when appropriate.
25859 (create_access): Scan for constant-pool entries as we go along.
25860 (scalarizable_type_p): Add check against type_contains_placeholder_p.
25861 (maybe_add_sra_candidate): Allow constant-pool entries.
25862 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
25863 (initialize_constant_pool_replacements): New.
25864 (sra_modify_assign): Avoid mangling assignments created by previous,
25865 and don't generate writes into constant pool.
25866 (sra_modify_function_body): Call initialize_constant_pool_replacements.
25868 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
25870 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
25871 andnot instruction.
25872 (scalar_chain::convert_op): Likewise.
25873 * config/i386/i386.md (*andndi3_doubleword): New.
25875 2016-01-18 Richard Biener <rguenther@suse.de>
25877 PR tree-optimization/69170
25878 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
25879 building a vector from scalar results of a pattern stmt.
25881 2016-01-18 Jakub Jelinek <jakub@redhat.com>
25883 * haifa-sched.c (autopref_multipass_init): Work around
25884 -Wmaybe-uninitialized warning.
25886 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
25888 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
25889 against the constant 0.
25891 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25893 PR tree-optimization/68799
25894 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
25895 look up phi candidates in the statement-candidate map.
25896 (phi_add_costs): Likewise.
25897 (record_phi_increments): Likewise.
25898 (phi_incr_cost): Likewise.
25899 (ncd_with_phi): Likewise.
25900 (all_phi_incrs_profitable): Likewise.
25902 2016-01-17 Jakub Jelinek <jakub@redhat.com>
25904 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
25905 -Wmaybe-uninitialized warning.
25907 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
25909 * doc/invoke.texi (Invoking GCC): Add new section to menu.
25910 (Option Summary): Update to reflect new section and moved options.
25911 (C++ Dialect Options): Move -fvtable-verify and related options.
25912 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
25913 and profiling-related options.
25914 (Optimization Options): Move profile generation options and
25915 -fstack-protector and related options.
25916 (Instrumentation Options): New section incorporating moved options.
25917 (Code Generation Options): Move -finstrument-functions and
25918 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
25920 2016-01-16 Tom de Vries <tom@codesourcery.com>
25922 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
25924 2016-01-16 Tom de Vries <tom@codesourcery.com>
25926 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
25928 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
25930 * hash-table.h (hash_table::empty): Turn into an inline wrapper
25931 that checks whether the table is already empty. Rename the
25932 original implementation to...
25933 (hash_table::empty_slot): ...this new private function.
25935 2016-01-15 David Malcolm <dmalcolm@redhat.com>
25937 PR diagnostic/68899
25938 * diagnostic-show-locus.c (layout::print_source_line): Move x
25939 offset of line until after call to
25940 get_line_width_without_trailing_whitespace.
25942 2016-01-15 Jeff Law <law@redhat.com>
25944 PR tree-optimization/69270
25945 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
25946 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
25947 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
25948 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
25949 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
25950 ssa_name_has_boolean_range and constant_boolean_node.
25952 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
25954 PR rtl-optimization/69030
25955 * lra-spills.c (remove_pseudos): Check nrefs and make the function
25957 (spill_pseudos): Delete debug insn for dead pseudo.
25958 (lra_spill): Initiate spill_hard_reg and slots memory separately.
25960 2016-01-15 Jiong Wang <jiong.wang@arm.com>
25962 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
25964 (TYPES_UNOPUS): Likewise.
25965 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
25966 builtin type, from UNOP to UNOPUS.
25967 (lbtruncuv4sf): Likewise.
25968 (lbtruncuv2df): Likewise.
25969 (lrounduv2sf): Likewise.
25970 (lrounduv4sf): Likewise.
25971 (lrounduv2df): Likewise.
25972 (lroundusf): Likewise.
25973 (lroundusf): Likewise.
25974 (lceiluv2sf): Likewise.
25975 (lceiluv4sf): Likewise.
25976 (lceiluv2df): Likewise.
25977 (lceilusf): Likewise.
25978 (lceiludf): Likewise.
25979 (lflooruv2sf): Likewise.
25980 (lflooruv4sf): Likewise.
25981 (lflooruv2df): Likewise.
25982 (lfloorusf): Likewise.
25983 (lfloorudf): Likewise.
25984 (lfrintnuv2sf): Likewise.
25985 (lfrintnuv4sf): Likewise.
25986 (lfrintnuv2df): Likewise.
25987 (lfrintnusf): Likewise.
25988 (lfrintnudf): Likewise.
25989 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
25991 (vcvtq_u32_f32): Likewise.
25992 (vcvtq_u64_f64): Likewise.
25993 (vcvta_u32_f32): Likewise.
25994 (vcvtaq_u32_f32): Likewise.
25995 (vcvtaq_u64_f64): Likewise.
25996 (vcvtm_u32_f32): Likewise.
25997 (vcvtmq_u32_f32): Likewise.
25998 (vcvtmq_u64_f64): Likewise.
25999 (vcvtn_u32_f32): Likwise.
26000 (vcvtnq_u32_f32): Likewise.
26001 (vcvtnq_u64_f64): Likewise.
26002 (vcvtp_u32_f32): Likewise.
26003 (vcvtpq_u32_f32): Likewise.
26004 (vcvtpq_u64_f64): Likewise.
26005 (vcvtmd_u64_f64): Likewise.
26006 (vcvtms_u32_f32): Likewise.
26007 (vcvtad_u64_f64): Likewise.
26008 (vcvtas_u32_f32): Likewise.
26009 (vcvtnd_u64_f64): Likewise.
26010 (vcvtns_u32_f32): Likewise.
26011 (vcvtpd_u64_f64): Likewise.
26012 (vcvtps_u32_f32): Likewise.
26014 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26016 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
26017 CSEL of zero_extended registers.
26019 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26021 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
26022 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
26024 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26026 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
26027 false when argument string is not found in the attributes table
26030 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
26033 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
26034 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
26035 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
26036 precision estimate.
26038 2016-01-15 Richard Biener <rguenther@suse.de>
26040 PR tree-optimization/66856
26041 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
26042 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
26043 (vect_create_new_slp_node): Increment stmt reference count.
26044 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
26045 an SLP tree before swapping operands.
26046 (vect_build_slp_tree): Likewise.
26047 (destroy_bb_vec_info): Free stmt info after SLP instances.
26048 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
26049 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
26050 (STMT_VINFO_NUM_SLP_USES): New macro.
26052 2016-01-15 Richard Biener <rguenther@suse.de>
26055 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
26056 (add_linkage_name): ... here.
26057 (gen_typedef_die): Use add_linkage_name_raw instead of
26058 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
26061 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
26063 * gimplify.c (oacc_default_clause): Decode reference and pointer
26064 types for both kernels and parallel regions.
26066 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
26068 PR middle-end/69246
26069 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
26071 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
26073 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
26074 (convert_scalars_to_vector): Likewise.
26076 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
26078 * doc/extend.texi (Type Traits): Fix grammar.
26080 2016-01-15 Martin Jambor <mjambor@suse.cz>
26082 * tree-inline.c (remap_decl): Use existing dclarations if
26083 remapping a type and prevent_decl_creation_for_types.
26084 (replace_locals_stmt): Do an initial remapping of non-VLA typed
26085 decls first. Do real remapping with
26086 prevent_decl_creation_for_types set.
26087 * tree-inline.h (copy_body_data): New field
26088 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
26091 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
26093 * config/s390/s390.opt (mmvcle): More verbose help text.
26095 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
26097 * config/s390/s390.opt: Add period to -mzvector option text.
26099 2016-01-15 Richard Biener <rguenther@suse.de>
26101 PR tree-optimization/68961
26102 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
26103 of invariants in stores again.
26105 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
26107 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
26109 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
26111 * config/i386/i386.c (ix86_expand_branch): Don't split
26112 DI mode xor instruction to SI mode.
26114 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
26117 * ipa-icf.c (sem_function::merge): Virtual functions may become
26118 reachable even if they address is not taken and there are no
26121 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
26123 * lto-streamer-out.c (subtract_estimated_size): New function.
26124 (get_symbol_initial_value): Use it.
26126 2016-01-15 Christian Bruel <christian.bruel@st.com>
26129 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
26130 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
26131 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
26132 use add_builtin_function_ext_scope instead of add_builtin_function.
26133 (neon_set_p, neon_crypto_set_p): Remove.
26134 (arm_init_builtins): Always call arm_init_neon_builtins and
26135 arm_init_crypto_builtins.
26136 (arm_expand_builtin): Check that builtins are allowed for the arch.
26137 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
26138 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
26139 arm_init_neon_builtins call.
26141 2016-01-15 Richard Biener <rguenther@suse.de>
26143 PR tree-optimization/69117
26144 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
26145 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
26146 of the leader conservatively.
26147 (free_scc_vn): Restore original SSA name infos.
26149 2016-01-14 Jeff Law <law@redhat.com>
26151 PR tree-optimization/69270
26152 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
26153 single bit of precision, verify it's also unsigned.
26154 (record_edge_info): Use constant_boolean_node rather than fold_convert
26155 to convert boolean_true/boolean_false to the right type.
26157 2016-01-14 Richard Henderson <rth@redhat.com>
26160 * loop-doloop.c (record_reg_sets): New.
26161 (doloop_optimize): Reject the transform if the sequence
26162 clobbers registers live at the end of the loop block.
26163 (doloop_optimize_loops): Enable df_live if needed.
26165 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
26167 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
26168 * config/rs6000/rs6000.c: Likewise.
26169 * config/rs6000/rs6000.h: Likewise.
26170 * config/rs6000/rs6000.md: Likewise.
26171 * doc/extend.texi: Likewsie.
26173 2016-01-14 Jeff Law <law@redhat.com>
26175 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
26178 2016-01-14 Richard Henderson <rth@redhat.com>
26182 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
26183 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
26184 instead of builtin_decl_declared_p to test for declaration.
26186 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
26188 * doc/loop.texi (Loop Analysis and Representation): Document
26189 loop_depth function.
26191 2016-01-14 Tom de Vries <tom@codesourcery.com>
26193 PR tree-optimization/68773
26194 * omp-low.c (expand_omp_target): Don't set force_output.
26195 * varpool.c (varpool_node::get_create): Same.
26196 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
26197 offload_funcs with force_output.
26199 2016-01-14 Jakub Jelinek <jakub@redhat.com>
26202 * lra-eliminations.c (move_plus_up): Don't change anything if either
26203 the outer or inner subreg mode is not MODE_INT.
26204 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
26205 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
26207 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
26209 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
26210 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
26211 reduc_uplus_@var{m}): Remove.
26212 * expr.c (expand_expr_real_2): Remove expansion path for
26213 reduc_[us](min|max|plus) optabs.
26214 * optabs-tree.c (scalar_reduc_to_vector): Remove.
26215 * optabs-tree.h (scalar_reduc_to_vector): Remove.
26216 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
26217 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
26218 * tree-vect-loop.c (vectorizable_reduction): Remove test for
26219 reduc_[us](min|max|plus) optabs.
26221 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
26223 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
26224 (reduc_plus_scal_v2sf): New.
26225 (reduc_smax_v2sf): Rename to...
26226 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
26227 (reduc_smin_v2sf): Rename to...
26228 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
26230 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
26232 * alias.c (compare_base_symbol_refs): New function.
26233 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
26236 2016-01-14 Jakub Jelinek <jakub@redhat.com>
26238 PR middle-end/68146
26239 PR tree-optimization/69155
26240 * tree-complex.c: Include cfganal.h.
26241 (phis_to_revisit): New variable.
26242 (extract_component): Add phiarg_p argument. Assert that returned
26243 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
26244 (update_phi_components): Partly rewrite to use loop over real/imag
26245 components instead of code duplication. If extract_component returns
26246 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
26247 create_tmp_reg into the PHI node instead, and mention the phi triplet
26248 in phis_to_revisit.
26249 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
26250 in phis_to_revisit at the end.
26252 2016-01-14 Richard Biener <rguenther@suse.de>
26254 PR tree-optimization/68060
26255 * tree-vect-loop.c (vect_is_simple_reduction): Check the
26256 outer loop reduction is only used in the inner loop before
26257 detecting a double reduction.
26259 2016-01-14 Jakub Jelinek <jakub@redhat.com>
26262 * combine.c (expand_field_assignment): Punt if compute_mode is
26263 unsupported scalar mode.
26265 2016-01-14 Richard Biener <rguenther@suse.de>
26267 PR tree-optimization/66856
26268 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
26269 SLP node only if it built successfully.
26270 (vect_analyze_slp_instance): Adjust.
26272 2016-01-14 Jeff Law <law@redhat.com>
26274 PR tree-optimization/69270
26275 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
26276 (record_edge_info): Use it. Convert boolean_{true,false}_node
26277 to the type of op0.
26279 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
26282 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
26283 use block_ultimate_origin
26284 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
26286 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
26288 * doc/invoke.texi (Submodel Options): Rename section to
26289 "Machine-Dependent Options" to better reflect its content.
26290 Rewrite introductory text to remove archaic CPU names.
26293 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
26295 * doc/invoke.texi (Code Gen Options): Move section up in file,
26296 before target-specific options. Update menu and option summary
26297 to reflect the new section ordering.
26299 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
26301 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
26302 (C++ Dialect Options): Add cross-reference to -std option.
26303 * doc/standards.texi (C++ Language): Document C++14 support.
26305 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
26307 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
26308 for pack/unpack functions for __ibm128.
26309 (PACK_IF): Likewise.
26310 (UNPACK_IF): Likewise.
26312 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
26313 support for __ibm128 pack/unpack functions.
26314 (rs6000_invalid_builtin): Likewise.
26315 (rs6000_init_builtins): Likewise.
26316 (rs6000_opt_masks): Likewise.
26318 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
26319 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
26321 (RS6000_BTM_COMMON): Likewise.
26323 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
26324 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
26325 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
26326 128-bit floating point. Add support for the double values to be
26327 in Altivec registers for TF/IF packing and unpacking, but restrict
26328 TD packing sub-fields to be FPR registers. Don't allow overlapped
26329 register support for packing. Allow pack inputs to be memory
26330 locations. Don't build generator functions for unpack<mode>_dm
26331 and unpack<mode>_nodm.
26332 (unpack<mode>_dm): Likewise.
26333 (unpack<mode>_nodm): Likewise.
26334 (pack<mode>): Likewise.
26336 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
26337 built-in functions to pack/unpack explicit __ibm128 values.
26338 (__builtin_unpack_ibm128): Likewise.
26340 * doc/extend.texi (PowerPC Built-in Functions): Document
26341 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
26343 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
26346 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
26347 Add new arg loc and pass it down as context.
26348 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
26349 to the location to use for the warning.
26350 (check_function_arguments): New arg loc. All callers changed. Pass
26351 it to check_function_nonnull.
26352 * c-common.h (check_function_arguments): Adjust declaration.
26354 2016-01-13 Jakub Jelinek <jakub@redhat.com>
26356 PR tree-optimization/69156
26357 * gimple.c (validate_type): Removed.
26358 (gimple_builtin_call_types_compatible_p): Use
26359 useless_type_conversion_p instead of validate_type.
26360 * value-prof.c (gimple_stringop_fixed_value): Fold
26361 icall_size to correct type.
26363 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
26365 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
26368 2016-01-13 Richard Henderson <rth@redhat.com>
26371 * target.def (builtin_tm_load, builtin_tm_store): Remove.
26372 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
26373 (ix86_builtin_tm_store): Remove.
26374 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
26375 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
26376 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
26377 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
26378 * doc/tm.texi: Rebuild.
26380 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
26381 (BUILT_IN_TM_MEMCPY_RTWN): New.
26382 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
26383 fallback from vector to integer helpers.
26384 (build_tm_load): Handle vector types directly, instead of
26386 (build_tm_store): Likewise.
26387 (expand_assign_tm): Prepare for register types not handled by
26388 the above. Copy them to memory and use memcpy.
26389 * tree.c (tm_define_builtin): New.
26390 (find_tm_vector_type): New.
26391 (build_tm_vector_builtins): New.
26392 (build_common_builtin_nodes): Call it.
26394 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
26396 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
26397 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
26399 2016-01-13 Tom de Vries <tom@codesourcery.com>
26401 PR tree-optimization/69169
26402 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
26403 handled_struct_type param.
26404 (create_variable_info_for, intra_create_variable_infos): Call
26405 create_variable_info_for_1 with extra arg.
26407 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
26409 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
26410 and "armv8.1-a+crc" entries.
26412 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
26415 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
26416 Change first operand predicate from register_or_constm1_operand
26417 to register_operand.
26418 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
26419 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
26420 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
26421 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
26422 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
26423 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
26424 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
26425 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
26426 comparison with constm1_rtx from vec_prefetch_gen part.
26428 2016-01-13 Richard Biener <rguenther@suse.de>
26430 PR tree-optimization/69013
26431 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
26432 Exchange assert for a test.
26434 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26437 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
26439 2016-01-13 Richard Biener <rguenther@suse.de>
26441 PR tree-optimization/69242
26442 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
26443 assert with a check.
26445 2016-01-13 Richard Biener <rguenther@suse.de>
26447 PR tree-optimization/69186
26448 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
26449 Properly guard vect_update_misalignment_for_peel call.
26451 2016-01-12 Jeff Law <law@redhat.com>
26453 PR tree-optimization/pr67755
26454 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
26455 "need_profile_correction".
26456 (thread_block_1): Initialize new field to false by default. If we
26457 have multiple thread paths through a common joiner to different
26458 final targets, then set new field to true.
26459 (compute_path_counts): Only do count adjustment when it's really
26462 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
26464 * doc/invoke.texi (Spec Files): Move section down in file, past
26465 all command-line option descriptions.
26467 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26469 PR middle-end/54809
26470 * doc/gty.texi: Remove documentation of mark_hook.
26471 * gengtype.c (struct write_types_data): Remove code to support
26472 mark_hook attribute.
26473 (walk_type): Likewise.
26474 (write_func_for_structure): Likewise.
26476 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
26478 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
26479 Directory Options, and -specs= to Overall Options.
26480 (Overall Options): Adjust similarly. Reorder to group related
26481 options together. Make -specs= cross-reference the spec file details.
26482 (Directory Options): Adjust similarly.
26484 2016-01-12 Jeff Law <law@redhat.com>
26486 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
26488 2016-01-12 Olivier Hainque <hainque@adacore.com>
26490 * gcc.c (spec_undefvar_allowed): New global.
26491 (process_command): Set to true when running for --version or --help,
26493 (getenv_spec_function): When the variable is not defined, use the
26494 variable name as the variable value if we're allowed not to issue
26497 2016-01-12 Bin Cheng <bin.cheng@arm.com>
26499 PR tree-optimization/68911
26500 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
26501 information computed for expression "init + nit * step".
26503 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
26505 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
26506 about name of GCC executable. Remove deleted node from menu.
26507 (Directory Options) <-B>: Remove cross-reference to deleted node.
26508 (Target Options): Delete section.
26510 2016-01-12 Christian Bruel <christian.bruel@st.com>
26513 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
26514 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
26516 2016-01-12 Jakub Jelinek <jakub@redhat.com>
26519 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
26520 aligned_mem is properly set for AVX512-VL floating point masked
26524 * ifcvt.c (cond_exec_process_if_block): When removing the last
26525 insn from then_bb, remove also any possible barriers that follow it.
26527 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
26531 * config/i386/iamcu.h (SIZE_TYPE): New macro.
26532 (PTRDIFF_TYPE): Likewise.
26533 (WCHAR_TYPE): Likewise.
26534 (WCHAR_TYPE_SIZE): Likewise.
26535 (STDINT_LONG32): Likewise.
26537 2016-01-12 Richard Biener <rguenther@suse.de>
26539 PR tree-optimization/69053
26540 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
26541 convert initial value for cond reductions.
26543 2016-01-12 Richard Biener <rguenther@suse.de>
26545 PR tree-optimization/69007
26546 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
26547 widen_sum after dot_prod and sad.
26549 2016-01-12 Richard Biener <rguenther@suse.de>
26551 PR tree-optimization/69168
26552 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
26553 pattern stmt SLP type.
26554 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
26555 end up unused so cope with that case.
26557 2016-01-12 Richard Biener <rguenther@suse.de>
26559 PR tree-optimization/69157
26560 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
26561 stmts def type only during analyze phase.
26562 (vectorizable_call): Likewise.
26563 (vectorizable_simd_clone_call): Likewise.
26564 (vectorizable_conversion): Likewise.
26565 (vectorizable_assignment): Likewise.
26566 (vectorizable_shift): Likewise.
26567 (vectorizable_operation): Likewise.
26568 (vectorizable_store): Likewise.
26569 (vectorizable_load): Likewise.
26571 2016-01-12 Richard Biener <rguenther@suse.de>
26573 PR tree-optimization/69174
26574 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
26576 (vectorizable_load): Properly compute the number of loads needed
26577 for permuted strided SLP loads and do not spuriously assign
26578 to SLP_TREE_VEC_STMTS.
26580 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
26582 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
26583 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
26584 (MD_EXEC_PREFIX): Remove.
26585 (MD_STARTFILE_PREFIX) Removee.
26586 (FILE_NAME_ABSOLUTE_P): Remove.
26587 (CPP_SPEC): Do not read macros from sys/version.h.
26588 (LINK_COMMAND_SPEC): Remove.
26589 (LOCAL_INCLUDE_DIR): Remove.
26590 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
26591 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
26592 (POST_LINK_SPEC): Define to invoke stubify after linker
26593 (LIBSTDCXX): Remove define
26594 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
26595 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
26596 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
26597 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
26598 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
26599 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
26600 (i386_djgpp_asm_named_section): Add propotype of new procedure
26602 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
26603 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
26604 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
26605 in config/i386/djgpp.h).
26606 (STANDARD_STARTFILE_PREFIX_2): Define identical to
26607 STANDARD_STARTFILE_PREFIX_1.
26608 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
26609 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
26610 installation errors.
26611 (MAX_OFILE_ALIGNMENT): Define to 128.
26612 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
26614 * config/i386/djgpp.c: New file. Add implementation of
26615 i386_djgpp_asm_named_section.
26617 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
26619 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
26620 Add rule for building djgpp.o.
26622 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26624 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
26625 (rtx_is_swappable_p): Reductions are swappable.
26626 (insn_is_swappable_p): V2DF reductions are swappable.
26628 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
26630 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
26631 reloads for other unsupported memory operands.
26633 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
26634 Jim Wilson <jim.wilson@linaro.org>
26637 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
26638 copy_to_mode_reg instead of force_reg.
26640 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
26643 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
26644 TARGET_80387 is true.
26646 2016-01-11 Jakub Jelinek <jakub@redhat.com>
26649 * lra-eliminations.c (move_plus_up): Only move plus up
26650 if subreg of the constant can be simplified into constant
26651 and use the simplified subreg of the constant instead of
26652 the original constant.
26654 * fold-const.c (fold_convertible_p): Don't return true
26655 for conversion of VECTOR_TYPE to same sized integral type.
26656 (fold_convert_loc): Fix up formatting. Fold conversion of
26657 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
26658 instead of NOP_EXPR.
26660 PR tree-optimization/69214
26661 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
26662 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
26665 PR tree-optimization/69207
26666 * tree-vect-slp.c (vect_get_constant_vectors): For
26667 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
26668 fold_convertible_p to vector_type's element type, and always
26669 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
26671 2016-01-11 Richard Biener <rguenther@suse.de>
26673 PR tree-optimization/69173
26674 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
26675 fixup the cycle if all stmts are in a pattern.
26677 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
26679 PR middle-end/68999
26680 * alias.c (base_alias_check): Move check for addresses with
26681 alignment ANDs before the call for compare_base_decls.
26682 (memrefs_conflict_p): Return -1 for different decls
26683 that went through alignment adjustments.
26685 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26687 PR rtl-optimization/68796
26688 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
26689 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
26690 and QImode comparisons against zero with CC_NZmode.
26691 * config/aarch64/iterators.md (short_mask): New mode_attr.
26693 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
26695 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
26696 (<avx512>_store<mode>_mask): Likewise.
26698 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
26699 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26701 PR rtl-optimization/68841
26702 * ifcvt.c (struct noce_if_info): Add orig_x field.
26703 (bbs_ok_for_cmove_arith): Add to_rename parameter.
26704 Don't record conflicts on to_rename if it's present.
26705 Allow memory destinations in sets.
26706 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
26707 blocks, passing orig_x to the checks.
26708 (noce_process_if_block): Set if_info->orig_x appropriately.
26710 2016-01-11 Tom de Vries <tom@codesourcery.com>
26712 PR tree-optimization/69069
26713 * tree-parloops.c (create_parallel_loop): Add missing phi args.
26715 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
26717 PR rtl-optimization/68920
26718 * config/i386/i386.c (ix86_option_override_internal): Restrict number
26719 of conditional moves for RTL if-conversion to 1 for
26720 TARGET_ONE_IF_CONV_INSN.
26721 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
26722 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
26723 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
26724 parameter to restirct number of conditional moves for
26726 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
26727 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
26730 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
26733 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
26734 onepart vars. Fix typo in comment. Fix reversed condition in
26736 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
26739 * var-tracking.c (dump_onepart_variable_differences): New.
26740 (dataflow_set_different): If a detailed dump is requested,
26741 delay early returns and dump differences between onepart
26742 variables present before and after, and added variables.
26744 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
26747 * expr.c (expand_expr_real_1): For boolean vector constants
26748 with a scalar mode use const_scalar_mask_from_tree.
26749 (const_scalar_mask_from_tree): New.
26750 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
26751 assigned to a mask type to handle constants.
26753 2016-01-11 Martin Jambor <mjambor@suse.cz>
26756 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
26757 useless parameters if we cannot change function signature.
26759 2016-01-11 Martin Jambor <mjambor@suse.cz>
26762 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
26765 2016-01-11 Tom de Vries <tom@codesourcery.com>
26767 PR tree-optimization/69109
26768 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
26771 2016-01-11 Tom de Vries <tom@codesourcery.com>
26773 PR tree-optimization/69108
26774 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
26775 res is not used in a phi.
26777 2016-01-11 Yury Gribov <y.gribov@samsung.com>
26780 * common.opt (frandom-seed): Fix parameter name.
26781 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
26783 2016-01-11 Tom de Vries <tom@codesourcery.com>
26785 PR tree-optimization/69058
26786 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
26789 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
26791 * config/arc/arc.opt (mdiv-rem): Add period to the end.
26792 (mcode-density): Likewise.
26794 2016-01-10 Tom de Vries <tom@codesourcery.com>
26796 PR tree-optimization/69062
26797 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
26798 (parallelize_loops): Don't paralelize loop that has phi with address
26801 2016-01-10 Tom de Vries <tom@codesourcery.com>
26803 PR tree-optimization/69039
26804 * tree-parloops.c (try_create_reduction_list): Only allow single exit
26807 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
26809 PR middle-end/68743
26810 * match.pd: Require target has function_c99_misc before doing
26811 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
26813 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
26815 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
26817 * configure: Regenerate.
26819 2016-01-09 Jakub Jelinek <jakub@redhat.com>
26821 PR middle-end/50865
26822 PR tree-optimization/69097
26823 * fold-const.h (expr_not_equal_to): New prototype.
26824 * fold-const.c: Include stringpool.h and tree-ssanames.h.
26825 (expr_not_equal_to): New function.
26826 * match.pd (X % -Y is the same as X % Y): Don't optimize
26827 unless X is known not to be equal to minimum or Y is known
26828 not to be equal to -1.
26829 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
26830 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
26831 (simplify_stmt_using_ranges): Adjust caller.
26832 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
26833 substitute_and_fold.
26835 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
26837 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
26840 2016-01-08 Jakub Jelinek <jakub@redhat.com>
26842 PR tree-optimization/69167
26843 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
26844 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
26846 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
26848 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
26849 Richard Biener <rguenther@suse.de>
26851 PR tree-optimization/68707
26852 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
26853 instances that can be handled via vect_load_lanes.
26855 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
26857 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
26858 if we can't determine address equivalence.
26859 * alias.c (compare_base_decl): Update for changed return value of
26860 symtab_node::equal_address_to.
26862 2016-01-08 Jason Merrill <jason@redhat.com>
26866 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
26867 * expr.c (store_field): Not here.
26868 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
26869 call with TREE_ADDRESSABLE type.
26870 * tree-cfg.c (verify_gimple_call): Adjust.
26872 2016-01-08 Olivier Hainque <hainque@adacore.com>
26874 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
26877 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
26879 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
26880 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
26881 (reduc_smin_v2sf): Rename to...
26882 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
26883 (reduc_splus_v2sf): Rename to...
26884 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
26886 2016-01-08 Jakub Jelinek <jakub@redhat.com>
26888 PR tree-optimization/69162
26889 * gimplify.c (gimplify_va_arg_expr): Encode original type of
26890 valist argument in another argument.
26891 (gimplify_modify_expr): Adjust for the above change. Cleanup.
26892 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
26893 to determine the va_list type, build a MEM_REF instead of
26894 build_fold_indirect_ref.
26896 PR tree-optimization/69172
26897 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
26900 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
26902 PR tree-optimization/67781
26903 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
26904 and cmpnop in two steps: first the ones not accessed in original
26905 gimple expression in a endian independent way and then the ones not
26906 accessed in the final result in an endian-specific way.
26908 2016-01-08 Jakub Jelinek <jakub@redhat.com>
26910 PR tree-optimization/69083
26911 * tree-vect-slp.c (vect_get_constant_vectors): For
26912 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
26913 element type. If op is fold_convertible_p to vector_type's element
26914 type, use NOP_EXPR instead of VCE.
26916 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
26918 PR rtl-optimization/67778
26919 PR rtl-optimization/68634
26920 PR rtl-optimization/68909
26921 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
26922 block from the stack until done with it. Remove a superfluous
26923 bitmap set. Remove a superfluous bitmap test.
26925 2016-01-07 Martin Sebor <msebor@redhat.com>
26928 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
26929 constraint on the type of arguments.
26931 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
26933 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
26934 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
26935 unaligned_access on the gcc_options set.
26936 * config/arm/arm.c (arm_option_override_internal): Use
26937 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
26939 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
26942 * config/i386/i386.c (ix86_frame_pointer_required): Enable
26943 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
26945 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
26948 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
26951 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
26952 depending on frame_pointer_needed before remaining integer and SSE
26953 registers are saved.
26955 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
26958 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
26960 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
26963 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
26964 Use the "xBm" constraint.
26965 (float<sseintvecmodelower><mode>2<mask_name><round_name):
26967 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
26968 (sse_cvtsi2ssq<round_name>): Likewise.
26969 (sse_cvtss2si<round_name>): Likewise.
26970 (sse_cvtss2siq<round_name>): Likewise.
26971 (sse2_cvtsi2sdq<round_name>): Likewise.
26972 (sse2_cvtsd2si<round_name>): Likewise.
26973 (sse2_cvtsd2siq<round_name>): Likewise.
26974 * config/i386/subst.md (round_nimm_scalar_predicate): New
26977 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
26979 PR middle-end/67639
26980 * varasm.c (make_decl_rtl): Mark invalid register vars as
26983 PR rtl-optimization/66206
26984 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
26985 All callers changed.
26987 2016-01-07 Jakub Jelinek <jakub@redhat.com>
26989 PR tree-optimization/69141
26990 * tree-ssa-pre.c: Include langhooks.h.
26991 (eliminate_dom_walker::before_dom_children): Use
26992 lang_hooks.decl_printable_name instead of
26993 cgraph_node::get ()->name ().
26995 PR middle-end/68960
26996 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
26997 it and DECL_ALIGN too.
26999 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
27001 * config/mips/mips-ftypes.def: Sort to lexicographical order.
27003 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
27006 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
27007 depending on frame_pointer_needed before remaining integer and SSE
27008 registers are saved.
27010 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27012 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
27013 mode iterator with VSX_M2.
27014 (*p9_vecstore_<mode>): Likewise.
27015 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
27016 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
27017 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
27018 (define_split for VSX_LE128 stores): Likewise.
27019 (define_peephole2 for TImode LE swaps): Likewise.
27020 (define_split for VSX_LE128 post-reload stores): Likewise.
27022 2016-01-06 Marek Polacek <polacek@redhat.com>
27025 * convert.c (convert_to_integer_1): Adjust call to
27026 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
27027 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
27028 EXPR instead of ARG.
27029 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
27031 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
27034 * doc/extend.texi (RL78 Variable Attributes): New section.
27036 2016-01-05 Marek Polacek <polacek@redhat.com>
27039 * builtins.c (get_memmodel): Use expansion point location rather than
27040 the input location. Call warning_at rather than warning.
27041 (expand_builtin_atomic_compare_exchange): Likewise.
27042 (expand_builtin_atomic_load): Likewise.
27043 (expand_builtin_atomic_store): Likewise.
27044 (expand_builtin_atomic_clear): Likewise.
27046 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
27049 * config/i386/i386.c (ix86_expand_vector_logical_operator):
27050 Replace nonimmediate_operand with vector_operand.
27051 * config/i386/predicates.md (vector_operand): New predicate.
27052 (general_vector_operand): Replace nonimmediate_operand with
27054 * config/i386/sse.md: Replace nonimmediate_operand with
27055 vector_operand and m constraint with Bm constraint on SSE
27056 patterns with 16-byte memory operand.
27057 * config/i386/subst.md (round_nimm_predicate): Replace
27058 nonimmediate_operand with vector_operand.
27059 (round_saeonly_nimm_predicate): Likewise.
27060 (round_saeonly_nimm_scalar_predicate): New.
27062 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
27065 * config/i386/constraints.md (Bm): New constraint.
27066 * config/i386/predicates.md (vector_memory_operand): New
27068 * config/i386/sse.md: Replace xm with xBm in plusminus and
27069 any_logic patterns.
27071 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
27074 * doc/extend.texi (V850 Function Attributes): New section.
27075 (V850 Variable Attributes): New section.
27077 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
27080 * doc/extend.texi (MicroBlaze Function Attributes): Document
27081 interrupt_handler and fast_interrupt attributes.
27083 2016-01-05 Sergei Trofimovich <siarheit@google.com>
27086 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
27087 for local symbolic operands.
27088 * config/ia64/predicates.md (local_symbolic_operand64): New
27091 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27093 PR rtl-optimization/68651
27094 * combine.c (combine_simplify_rtx): Canonicalize x + x into
27097 2016-01-05 Nathan Sidwell <nathan@acm.org>
27099 * alias.c (compare_base_decls): Use symtab_node::get.
27101 2016-01-05 Nick Clifton <nickc@redhat.com>
27104 * ira-costs.c (copy_cost): Initialise the t_icode field of the
27105 secondary_reload_info structure.
27108 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
27109 decls if weak support is available.
27111 2016-01-04 Martin Sebor <msebor@redhat.com>
27113 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
27115 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
27117 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
27118 OPTION_MASK_P9_DFORM.
27120 * config/rs6000/constraints.md (wo constraint): New constraint for
27123 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
27125 (rs6000_init_hard_regno_mode_ok): Likewise.
27127 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
27130 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
27131 expanders not to have constraints. Add support for ISA 3.0 xxperm
27132 instruction. Add support for fusing xxlor with xxperm.
27133 (altivec_vperm_<mode>_internal): Likewise.
27134 (altivec_vperm_v8hiv16qi): Likewise.
27135 (altivec_vperm_<mode>v16q): Likewise.
27136 (altivec_vperm_<mode>_uns): Likewise.
27137 (vperm_v8hiv4si): Likewise.
27138 (vperm_v16qiv8hi): Likewise.
27140 * doc/md.texi (RS/6000 constraints): Document wo constraint.
27142 2016-01-04 Jakub Jelinek <jakub@redhat.com>
27144 Update copyright years.
27146 * gcc.c (process_command): Update copyright notice dates.
27147 * gcov-dump.c (print_version): Ditto.
27148 * gcov.c (print_version): Ditto.
27149 * gcov-tool.c (print_version): Ditto.
27150 * gengtype.c (create_file): Ditto.
27151 * doc/cpp.texi: Bump @copying's copyright year.
27152 * doc/cppinternals.texi: Ditto.
27153 * doc/gcc.texi: Ditto.
27154 * doc/gccint.texi: Ditto.
27155 * doc/gcov.texi: Ditto.
27156 * doc/install.texi: Ditto.
27157 * doc/invoke.texi: Ditto.
27159 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
27161 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
27162 modes larger than TImode as TImode if NEON is not enabled.
27164 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
27167 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
27168 mode for %f0-%f31 only if TARGET_FPU.
27170 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
27173 * config/sparc/sparc.c (scan_record_type): Take into account subfields
27174 to compute the PACKED_P predicate.
27175 (function_arg_record_value): Minor tweaks.
27177 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
27179 * doc/install.texi (--with-multilib-list): Describe the meaning of the
27180 option for arm*-*-* targets.
27182 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
27184 * doc/extend.texi (Common Function Attributes): Move docs for
27185 MSP430-specific attributes to....
27186 (MSP430 Function Attributes): ...here. Delete the redundant
27187 entries and copy-edit the remaining text.
27188 (MSP430 Variable Attributes): Use uniform format for index
27189 entries and add a cross-reference to the corresponding function
27192 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
27194 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
27196 (x86 Options): Likewise.
27198 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
27202 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
27203 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
27204 to corresponding attribute.
27206 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
27208 * doc/extend.texi (Common Function Attributes) <noplt>: Move
27209 to correct alphabetization of table. Copy-edit and correct
27211 <stack_protect>: Likewise.
27212 <target_clones>: Likewise.
27214 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
27215 Correct punctuation.
27216 (Code Gen Options) <-fno-plt>: Copy-edit.
27218 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
27221 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
27222 SI values. Explicitly convert SI to DI and vice-versa.
27224 2016-01-01 Jakub Jelinek <jakub@redhat.com>
27226 PR tree-optimization/69070
27227 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
27228 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
27231 * ubsan.c (ubsan_instrument_float_cast): Call
27232 initialize_sanitizer_builtins.
27235 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
27237 Copyright (C) 2016 Free Software Foundation, Inc.
27239 Copying and distribution of this file, with or without modification,
27240 are permitted in any medium without royalty provided the copyright
27241 notice and this notice are preserved.