1 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3 PR tree-optimization/77916
4 PR tree-optimization/77937
5 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
7 (insert_initializers): Requirement of initializer for -1 should be
8 based on pointer-typedness of the candidate basis.
10 2016-10-19 Bin Cheng <bin.cheng@arm.com>
12 PR tree-optimization/78005
13 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
14 upper (included) bound for niters of prolog loop.
15 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
16 Compute niters of scalar loop above which vectorized loop is
17 preferred, as well as the upper (included) bound for the niters.
18 (vect_do_peeling): Record niter bound for loops accordingly.
20 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
23 * tree-core.h (enum tree_index): Put the complex types after their
25 * tree-streamer.c (verify_common_node_recorded): New function.
26 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
28 2016-10-19 Martin Liska <mliska@suse.cz>
30 * cgraph.h (cgraph_edge::binds_to_current_def_p):
31 Replace NULL with false as a return value.
33 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
35 PR tree-optimization/78024
36 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
37 don't clear BB_VISITED after processing.
39 2016-10-19 Richard Biener <rguenther@suse.de>
41 * domwalk.c (dom_walker::walk): Use RPO order.
43 2016-10-19 Richard Biener <rguenther@suse.de>
45 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
47 (evrp_dom_walker::~evrp_dom_walker): Free it.
48 (evrp_dom_walker::stmts_to_remove): Add.
49 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
50 whose output we fully propagate for removal. Propagate
51 into BB destination PHI arguments.
52 (execute_early_vrp): Remove queued stmts. Dump value ranges
55 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
57 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
58 * passes.def: Add two instances of pass_walloca.
59 * tree-pass.h (make_pass_walloca): New.
60 * gimple-ssa-warn-alloca.c: New file.
61 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
62 -Wvla-larger-than= options.
64 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
66 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
67 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
69 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
71 * config/rs6000/altivec.h (vec_xl_len): New macro.
72 (vec_xst_len): New macro.
73 (vec_cmpnez): New macro.
74 (vec_cntlz_lsbb): New macro.
75 (vec_cnttz_lsbb): New macro.
78 (vec_all_nez): New C++ predicate template.
79 (vec_any_eqz): New C++ predicate template.
80 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
81 conditional compilation.
82 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
83 conditional compilation.
84 (vec_all_nez): New macro.
85 (vec_any_eqz): New macro.
86 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
88 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
90 * config/rs6000/vector.md (VI): Moved this mode iterator
91 definition from altivec.md to vector.md.
92 (UNSPEC_NEZ_P): New value.
93 (vector_ne_<mode>_p): New expansion for implementation of
94 vec_all_ne and vec_any_eq built-in functions.
95 (vector_nez_<mode>_p): New expansion for implementation of
96 vec_all_nez and vec_any_eqz built-in functions.
97 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
98 and vec_any_eq built-in function.
99 (cr6_test_for_zero): New commentary to explain this expansion.
100 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
101 (cr6_test_for_lt): New commentary to explain this expansion.
102 (cr6_test_for_lt_reverse): New commentary to explain this
104 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
105 overloaded function prototypes for vec_all_ne, vec_all_nez,
106 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
107 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
109 (altivec_resolve_overloaded_builtin): Modify the handling of
110 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
111 the compiler is configured to support TARGET_P9_VECTOR.
112 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
113 to explain the special processing that is given to predicate
114 built-ins introduced using this macro.
115 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
116 the special processing given to predicate built-ins introduced
118 (BU_VSX_P): Likewise.
119 (BU_P8V_AV_P): Likewise.
120 (BU_P9V_AV_P): Likewise.
121 (BU_P9V_AV_X): New macro.
122 (BU_P9V_64BIT_AV_X): New macro.
123 (BU_P9V_VSX_3): New macro.
124 (BU_P9V_OVERLOAD_P): New macro.
125 (LXVL): New BU_P9V_64BIT_VSX_2.
126 (VEXTUBLX): New BU_P9V_AV_2.
127 (VEXTUBRX): Likewise.
128 (VEXTUHLX): Likewise.
129 (VEXTUHRX): Likewise.
130 (VEXTUWLX): Likewise.
131 (VEXTUWRX): Likewise.
132 (STXVL): New BU_P9V_64BIT_AV_X.
133 (VCLZLSBB): New BU_P9V_AV_1.
134 (VCTZLSBB): Likewise.
135 (CMPNEB): New BU_P9V_AV_2.
140 (VCMPNEB_P): New BU_P9V_AV_P.
141 (VCMPNEH_P): Likewise.
142 (VCMPNEW_P): Likewise.
143 (VCMPNED_P): Likewise.
144 (VCMPNEFP_P): Likewise.
145 (VCMPNEDP_P): Likewise.
146 (CMPNEZB): New BU_P9V_AV_2.
149 (VCMPNEZB_P): New BU_P9V_AV_P.
150 (VCMPNEZH_P): Likewise.
151 (VCMPNEZW_P): Likewise.
152 (LXVL): New BU_P9V_OVERLOAD_2.
153 (STXVL): New BU_P9V_OVERLOAD_3.
154 (VEXTULX): New BU_P9V_OVERLOAD_2.
157 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
158 (VCMPNE_P): Likewise.
159 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
160 (VCTZLSBB): Likewise.
161 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
162 comment to explain mode used for scratch register.
163 (altivec_expand_stxvl_builtin): New function.
164 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
165 (altivec_init_builtins): Add initialized variable
166 void_ftype_v16qi_pvoid_long and use this type to define the
167 built-in function __builtin_altivec_stxvl.
168 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
169 (UNSPEC_STXVL): New value.
170 (UNSPEC_VCLZLSBB): New value.
171 (UNSPEC_VCTZLSBB): New value.
172 (UNSPEC_VEXTUBLX): New value.
173 (UNSPEC_VEXTUHLX): New value.
174 (UNSPEC_VEXTUWLX): New value.
175 (UNSPEC_VEXTUBRX): New value.
176 (UNSPEC_VEXTUHRX): New value.
177 (UNSPEC_VEXTUWRX): New value.
178 (UNSPEC_VCMPNEB): New value.
179 (UNSPEC_VCMPNEZB): New value.
180 (UNSPEC_VCMPNEH): New value.
181 (UNSPEC_VCMPNEZH): New value.
182 (UNSPEC_VCMPNEW): New value.
183 (UNSPEC_VCMPNEZW): New value.
184 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
185 vector of integer modes.
186 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
187 vector of float or double modes.
188 (*vector_nez_<mode>_p): New insn for vector test all not equal or
190 (lxvl): New expand for load VSX vector with length.
191 (*lxvl): New insn for load VSX vector with length.
192 (stxvl): New expand for store VSX vector with length.
193 (*stxvl): New insn for store VSX vector with length.
194 (vcmpneb): New insn for vector of byte compare not equal.
195 (vcmpnezb): New insn for vector of byte compare not equal or zero.
196 (vcmpneh): New insn for vector of half word compare not equal.
197 (vcmpnezh): New insn for vector of half word compare not equal or
199 (vcmpnew): New insn for vector of word compare not equal.
200 (vcmpne<VSs>): New insn for vector of float or double compare not
202 (vcmpnezw): New insn for vector of word compare not equal or zero.
203 (vclzlsbb): New insn for vector count leading zero
204 least-significant bits byte.
205 (vctzlsbb): New insn for vector count trailing zero least
206 signficant bits byte.
207 (vextublx): New insn for vector extract unsigned byte left
209 (vextubrx): New insn for vector extract unsigned byte right
211 (vextuhlx): New insn for vector extract unsigned half word left
213 (vextuhrx): New insn for vector extract unsigned half word right
215 (vextuwlx): New insn for vector extract unsigned word left
217 (vextuwrx): New insn for vector extract unsigned word right
219 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
220 clarify intent of this constant.
221 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
222 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
223 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
224 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
225 and vec_xrx functions.
227 2016-10-18 Andrew Pinski <apinski@cavium.com>
230 * predict.c (is_exit_with_zero_arg): New function.
231 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
234 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
237 * config/i386/i386.c (legitimize_tls_address)
238 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
239 convert dest to Pmode if different than Pmode.
241 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
243 PR tree-optimization/77916
244 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
245 stopgap fix, as pointers with -1 increment are still broken.
247 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
249 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
250 mapping class decoration from here...
251 (rs6000_xcoff_encode_section): ...to here.
253 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
254 if shrink-wrapping and optimizing for speed.
256 2016-10-18 Richard Biener <rguenther@suse.de>
258 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
259 not visited but non-executable predecessors. Return taken edge.
260 Simplify conditions and refactor propagation vs. folding step.
262 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
264 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
265 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
266 (rs6000_get_separate_components): Assert we do not have those
269 2016-10-18 Richard Biener <rguenther@suse.de>
271 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
272 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
274 (substitute_and_fold_dom_walker): Adjust constructor.
275 (substitute_and_fold_dom_walker::before_dom_children): Remove
276 do_dce flag and handling (always true).
277 (substitute_and_fold): Likewise.
278 * tree-vrp.c (vrp_finalize): Adjust.
279 (execute_early_vrp): Remove final BB_VISITED clearing.
280 * tree-ssa-ccp.c (ccp_finalize): Adjust.
281 * tree-ssa-copy.c (fini_copy_prop): Likewise.
282 * ira.c (ira): Call clear_bb_flags.
284 2016-10-18 Richard Biener <rguenther@suse.de>
286 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
287 get at the operand to look at with TREE_OPERAND for generic
290 2016-10-18 David Malcolm <dmalcolm@redhat.com>
292 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
294 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
295 (write_test_expr): Use rtx_reader_ptr for calls to
297 (write_attr_value): Likewise.
298 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
299 call to print_md_ptr_loc.
300 (write_one_condition): Likewise for calls to print_c_condition.
301 * genconstants.c: Include "statistics.h" and "vec.h".
302 (main): Update for conversion to member functions.
303 * genemit.c (emit_c_code): Use rtx_reader_ptr for
304 call to print_md_ptr_loc.
305 * genenums.c: Include "statistics.h" and "vec.h".
306 (main): Update for conversion of traverse_enum_types to a method.
307 * genmddeps.c: Include "statistics.h" and "vec.h".
308 * genoutput.c (process_template): Use rtx_reader_ptr for call to
310 * genpreds.c (write_predicate_subfunction): Likewise.
311 (write_predicate_expr): Likewise for calls to print_c_condition.
312 * genrecog.c (print_test): Likewise.
313 * gensupport.c (process_rtx): Likewise for calls to
314 copy_md_ptr_loc and join_c_conditions.
315 (alter_test_for_insn): Likewise for call to join_c_conditions.
316 (process_substs_on_one_elem): Likewise.
317 (gen_mnemonic_setattr): Update for move of string_obstack to a
319 (mnemonic_htab_callback): Likewise. Fix formatting.
320 (gen_mnemonic_attr): Likewise.
321 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
322 to print_c_condition.
323 * read-md.c: Include "statistics.h" and "vec.h".
324 (string_obstack): Convert this global to field "m_string_obstack"
326 (ptr_locs): Likewise, as "m_ptr_locs".
327 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
328 (joined_conditions): Likewise, as "m_joined_conditions".
329 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
330 (md_constants): Likewise, as "m_md_constants".
331 (enum_types): Likewise, as "m_enum_types".
332 (set_md_ptr_loc): Convert to...
333 (rtx_reader::set_md_ptr_loc): ...member function.
334 (get_md_ptr_loc): Convert to...
335 (rtx_reader::get_md_ptr_loc): ...member function.
336 (copy_md_ptr_loc): Convert to...
337 (rtx_reader::copy_md_ptr_loc): ...member function.
338 (fprint_md_ptr_loc): Convert to...
339 (rtx_reader::fprint_md_ptr_loc): ...member function.
340 (print_md_ptr_loc): Convert to...
341 (rtx_reader::print_md_ptr_loc): ...member function.
342 (join_c_conditions): Convert to...
343 (rtx_reader::join_c_conditions): ...member function.
344 (fprint_c_condition): Convert to...
345 (rtx_reader::fprint_c_condition): ...member function.
346 (print_c_condition): Convert to...
347 (rtx_reader::print_c_condition): ...member function.
348 (read_name): Convert to...
349 (rtx_reader::read_name): ...member function.
350 (read_escape): Convert to...
351 (rtx_reader::read_escape): ...member function.
352 (read_quoted_string): Convert to...
353 (rtx_reader::read_quoted_string): ...member function.
354 (read_braced_string): Convert to...
355 (rtx_reader::read_braced_string): ...member function.
356 (read_string): Convert to...
357 (rtx_reader::read_string): ...member function.
358 (read_skip_construct): Convert to...
359 (rtx_reader::read_skip_construct): ...member function.
360 (handle_constants): Convert to...
361 (rtx_reader::handle_constants): ...member function.
362 (traverse_md_constants): Convert to...
363 (rtx_reader::traverse_md_constants): ...member function.
364 (handle_enum): Convert to...
365 (rtx_reader::handle_enum): ...member function.
366 (lookup_enum_type): Convert to...
367 (rtx_reader::lookup_enum_type): ...member function.
368 (traverse_enum_types): Convert to...
369 (rtx_reader::traverse_enum_types): ...member function.
370 (rtx_reader::rtx_reader): Move initializations
371 of various former global data from rtx_reader::read_md_files to
372 here, as fields, along with the call to unlock_std_streams.
373 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
375 (rtx_reader::read_md_files): Move initializations of various
376 global data from here to the ctor.
377 * read-md.h (read_name): Convert to...
378 (rtx_reader::read_name): ...member function.
379 (rtx_reader::read_escape): New method decl.
380 (read_quoted_string): Convert to...
381 (rtx_reader::read_quoted_string): ...member function.
382 (rtx_reader::read_braced_string): New method decl.
383 (read_string): Convert to...
384 (rtx_reader::read_string): ...member function.
385 (rtx_reader::read_skip_construct): New method decl.
386 (rtx_reader::set_md_ptr_loc): New method decl.
387 (rtx_reader::get_md_ptr_loc): New method decl.
388 (copy_md_ptr_loc): Convert to...
389 (rtx_reader::copy_md_ptr_loc): ...member function.
390 (fprint_md_ptr_loc): Convert to...
391 (rtx_reader::fprint_md_ptr_loc): ...member function.
392 (print_md_ptr_loc): Convert to...
393 (rtx_reader::print_md_ptr_loc): ...member function.
394 (rtx_reader::lookup_enum_type): New method decl.
395 (rtx_reader::traverse_enum_types): New method decl.
396 (rtx_reader::handle_constants): New method decl.
397 (traverse_md_constants): Convert to...
398 (rtx_reader::traverse_md_constants): ...member function.
399 (rtx_reader::handle_enum): New method decl.
400 (rtx_reader::join_c_conditions): New method decl.
401 (fprint_c_condition): Convert to...
402 (rtx_reader::fprint_c_condition): ...member function.
403 (print_c_condition): Convert to...
404 (rtx_reader::print_c_condition): ...member function.
405 (rtx_reader::apply_iterator_to_string): New method decl.
406 (rtx_reader::copy_rtx_for_iterators): New method decl.
407 (rtx_reader::read_conditions): New method decl.
408 (rtx_reader::record_potential_iterator_use): New method decl.
409 (rtx_reader::read_mapping): New method decl.
410 (rtx_reader::read_rtx): New method decl.
411 (rtx_reader::read_rtx_code): New method decl.
412 (rtx_reader::read_rtx_operand): New method decl.
413 (rtx_reader::read_nested_rtx): New method decl.
414 (rtx_reader::read_rtx_variadic): New method decl.
415 (rtx_reader::get_string_obstack): New method.
416 (rtx_reader::get_md_constants): New method.
417 (string_obstack): Convert global variable decl to...
418 (rtx_reader::m_string_obstack): ...this new field.
419 (rtx_reader::m_ptr_locs): New field.
420 (rtx_reader::m_ptr_loc_obstack): New field.
421 (rtx_reader::m_joined_conditions): New field.
422 (rtx_reader::m_joined_conditions_obstack): New field.
423 (rtx_reader::m_md_constants): New field.
424 (rtx_reader::m_enum_types): New field.
425 * read-rtl.c (apply_iterator_to_string): Convert to...
426 (rtx_reader::apply_iterator_to_string): ...member function.
427 (copy_rtx_for_iterators): Convert to...
428 (rtx_reader::copy_rtx_for_iterators): ...member function.
429 (add_condition_to_string): Use rtx_reader_ptr for
430 calls join_c_conditions.
431 (apply_iterators): Use rtx_reader_ptr for calls to
432 join_c_conditions and copy_rtx_for_iterators.
433 (read_conditions): Convert to...
434 (rtx_reader::read_conditions): ...member function.
435 (record_potential_iterator_use): Convert to...
436 (rtx_reader::record_potential_iterator_use): ...member function.
437 (read_mapping): Convert to...
438 (rtx_reader::read_mapping): ...member function.
439 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
440 (read_rtx): Convert to...
441 (rtx_reader::read_rtx): ...member function.
442 (read_rtx_code): Convert to...
443 (rtx_reader::read_rtx_code): ...member function.
444 (read_rtx_operand): Convert to...
445 (rtx_reader::read_rtx_operand): ...member function. Update for move
446 of string_obstack to a field.
447 (read_nested_rtx): Convert to..
448 (rtx_reader::read_nested_rtx): ...member function.
449 (read_rtx_variadic): Convert to..
450 (rtx_reader::read_rtx_variadic): ...member function.
452 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
454 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
456 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
458 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
459 for pointer type too.
460 (ipcp_update_vr): set_ptr_nonnull for pointer.
462 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
464 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
465 pt_solution_singleton_p.
466 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
467 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
468 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
469 pointer nonnull computed by VRP.
470 Also Conservatively set pt.null to 1.
471 (pt_solution_reset): Conservatively set pt.null to 1.
472 (pt_solution_singleton_or_null_p): Renamed from
473 pt_solution_singleton_p.
474 * tree-ssanames.h (set_ptr_nonnull): Declare.
475 (get_ptr_nonnull): Likewise.
476 * tree-ssanames.c (set_ptr_nonnull): New.
477 (get_ptr_nonnull): Likewise.
478 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
479 (evrp_dom_walker::before_dom_children): Likewise.
481 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
483 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
484 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
485 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
486 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
487 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
488 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
489 (rs6000_option_override_internal): Clear it if ABI_AIX.
490 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
491 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
493 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
495 * gimple-ssa-strength-reduction.c (record_increment): Remove
498 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
500 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
501 that the result is non-zero if it is true.
502 (maybe_expand_shift): New wrapper around expand_shift_1.
503 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
505 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
507 PR tree-optimization/77916
508 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
509 Don't allow a MINUS_EXPR for pointer arithmetic for either known
511 (record_increment): Increments of -1 for unknown strides just use
512 a multiply initializer like other negative values.
513 (analyze_increments): Remove stopgap solution for -1 increment
514 applied to pointer arithmetic.
516 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
518 * dominance.c (dom_info::dom_info): Add new constructor for region
519 which is vector of basic blocks.
520 (dom_init): New method to initialize members common for both
522 (dom_info::dom_info): Invoke dom_init for partial initialization.
523 (dom_info::get_idom): Add check to corner cases on basic blocks which
525 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
526 to detect unreachable bbs.
527 (dom_info::calc_idoms): Likewise.
528 (compute_dom_fast_query_in_region): New function.
529 (calculate_dominance_info_for_region): Likewise.
530 (free_dominance_info_for_region): Likewise.
531 * dominance.h: Add prototypes for introduced region-based functions
532 tree-if-conv.c: (build_region): New function.
533 (if_convertible_loop_p_1): Invoke local version of post-dominators
534 calculation before basic block predication with subsequent freeing
536 (tree_if_conversion): Remove free of post-dominator info
537 (pass_if_conversion::execute): Delete detection of infinite loops
538 and fake edges to exit block since post-dominator calculation is
539 performed per if-converted loop only.
541 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
544 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
546 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
549 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
551 * config/aarch64/aarch64.c: Delete inclusion of
552 cortex-a57-fma-steering.h.
553 (aarch64_override_options): Delete call
554 to aarch64_register_fma_steering.
555 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
556 * config/aarch64/cortex-a57-fma-steering.h: Delete.
557 * config/aarch64/aarch64-passes.def: New file.
558 * config/aarch64/cortex-a57-fma-steering.c
559 (aarch64_register_fma_steering): Delete definition.
560 (make_pass_fma_steering): Remove static qualifier.
561 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
562 (cortex-a57-fma-steering.o): Remove dependency on
563 cortex-a57-fma-steering.h.
565 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
567 * explow.c (validize_mem): Do not modify the argument in-place.
569 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
571 * tree-streamer.c (record_common_node): Explicitly list expected
574 2016-10-17 Richard Biener <rguenther@suse.de>
576 PR tree-optimization/77988
577 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
579 2016-10-17 Marek Polacek <polacek@redhat.com>
581 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
583 2016-10-17 Richard Biener <rguenther@suse.de>
585 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
588 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
590 PR tree-optimization/71636
591 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
593 2016-10-17 Richard Biener <rguenther@suse.de>
595 * gimplify.c (gimplify_function_tree): Do not move the outer
598 2016-10-17 Jakub Jelinek <jakub@redhat.com>
600 * langhooks.h (struct lang_hooks_for_decls): Remove
601 function_decl_explicit_p, function_decl_deleted_p and
602 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
603 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
604 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
605 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
606 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
607 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
608 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
609 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
610 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
611 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
612 * langhooks.c (lhd_decl_dwarf_attribute): New function.
613 * dwarf2out.c (gen_subprogram_die): Use
614 lang_hooks.decls.decl_dwarf_attribute instead of
615 lang_hooks.decls.function_decl_*.
617 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
621 * common.opt (-ftrampolines): New option.
622 * doc/invoke.texi (Code Gen Options): Document it.
623 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
624 * doc/tm.texi: Regenerate.
625 * builtins.def: Add init_descriptor and adjust_descriptor.
626 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
627 on platforms with descriptors.
628 (expand_builtin_init_descriptor): New function.
629 (expand_builtin_adjust_descriptor): Likewise.
630 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
631 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
632 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
633 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
634 Set STATIC_CHAIN_REG_P on the static chain register, if any.
635 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
636 (expand_call): Likewise. Move around call to prepare_call_address
637 and pass all flags to it.
638 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
639 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
640 (gimple_call_set_by_descriptor): New setter.
641 (gimple_call_by_descriptor_p): New getter.
642 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
643 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
644 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
645 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
646 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
647 * rtl.h (STATIC_CHAIN_REG_P): New macro.
648 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
649 * target.def (custom_function_descriptors): New POD hook.
650 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
651 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
652 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
653 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
654 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
655 (build_common_builtin_nodes): Initialize init_descriptor and
657 * tree-nested.c: Include target.h.
658 (struct nesting_info): Add 'any_descr_created' field.
659 (get_descriptor_type): New function.
660 (lookup_element_for_decl): New function extracted from...
661 (create_field_for_decl): Likewise.
662 (lookup_tramp_for_decl): ...here. Adjust.
663 (lookup_descr_for_decl): New function.
664 (convert_tramp_reference_op): Deal with descriptors.
665 (build_init_call_stmt): New function extracted from...
666 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
667 * defaults.h (FUNCTION_ALIGNMENT): Define.
668 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
669 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
670 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
671 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
672 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
674 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
676 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
677 constants in CONST_VECTORs.
679 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
681 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
682 register as destination of bmask.
683 (vector_init_bshuffle): Likewise.
684 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
685 (bmaskdi_vis): Enable only in 64-bit mode.
687 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
689 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
690 make LR a separately shrink-wrapped component unless savres_strategy
691 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
692 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
693 wrapping when not both {SAVE,REST}_INLINE_GPRS.
695 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
697 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
698 and keep looping on failure.
700 2016-10-14 David Malcolm <dmalcolm@redhat.com>
702 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
704 (print_rtx_function): Update example in comment for...
705 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
706 non-virtual pseudos with a '%' sigil followed by the regno, offset
707 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
708 pseudo is dumped as "%0".
710 2016-10-14 Jakub Jelinek <jakub@redhat.com>
713 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
716 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
718 * config/sparc/sparc-passes.def: New file.
719 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
720 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
721 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
723 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
725 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
726 loop peel to loops with exit test at the beginning.
728 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
730 PR rtl-optimization/68212
731 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
732 frequency when computing scale factor for peeled copies.
733 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
734 values for switch/peel blocks/edges.
736 2016-10-14 Pedro Alves <palves@redhat.com>
738 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
740 2016-10-14 Catherine Moore <clm@codesourcery.com>
742 * gcc/config/mips/mips.c (mips_prepare_pch_save): Initialize
743 micromips_globals to zero.
745 2016-10-14 Richard Biener <rguenther@suse.de>
747 PR tree-optimization/77979
748 * tree-vrp.c (compare_name_with_value): Handle released SSA names
749 in the equivalency sets.
750 (compare_names): Likewise.
752 2016-10-14 Martin Liska <mliska@suse.cz>
754 * builtins.h(target_char_cst_p): Declare the function.
755 * builtins.c (fold_builtin_memchr): Remove.
756 (target_char_cst_p): Move the function from gimple-fold.c.
757 (fold_builtin_3): Do not call the function.
758 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
759 (gimple_fold_builtin): Call the function.
760 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
762 2016-10-14 Martin Liska <mliska@suse.cz>
764 * builtins.c (fold_builtin_strcmp): Remove function.
765 (fold_builtin_strncmp): Likewise.
766 (fold_builtin_2): Remove call of the function.
767 (fold_builtin_3): Likewise.
768 * fold-const-call.c (fold_const_call): Add constant folding
769 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
770 * fold-const-call.h (build_cmp_result): Declare the function.
771 * gimple-fold.c (gimple_load_first_char): New function.
772 (gimple_fold_builtin_string_compare): Likewise.
773 (gimple_fold_builtin): Call the function.
775 2016-10-14 Nathan Sidwell <nathan@acm.org>
777 * gcov-io.c (gcov_open): Deconstify 'mode'.
779 2016-10-14 Martin Liska <mliska@suse.cz>
781 * fold-const.c (c_getstr): Support of properly \0-terminated
782 string constants. New argument is added.
783 * fold-const.h: New argument is added.
785 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
787 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
789 (aarch64_print_hint_for_core): Likewise.
790 (aarch64_print_hint_for_arch): Likewise.
791 (aarch64_validate_march): Use it. Fix indentation in type signature.
792 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
793 (aarch64_validate_mtune): Likewise.
794 (aarch64_handle_attr_arch): Likewise.
795 (aarch64_handle_attr_cpu): Likewise.
796 (aarch64_handle_attr_tune): Likewise.
798 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
800 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
803 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
805 * config/m68k/m68k.c (m68k_option_override): Check
806 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
807 instead of stack_limit_rtx.
809 2016-10-13 Jakub Jelinek <jakub@redhat.com>
811 * dwarf2out.c (gen_member_die): Handle inline static data member
814 2016-10-13 Nathan Sidwell <nathan@acm.org>
816 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
817 gcov_var.mode. Remove unnecessary fstat.
819 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
822 * function.c (thread_prologue_and_epilogue_insns): Call all
823 make_*logue_seq in the same order as traditional. Call them
824 all a second time if shrink_wrapped_separate.
826 2016-10-13 Marek Polacek <polacek@redhat.com>
828 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
829 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
832 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
834 PR tree-optimization/77937
835 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
836 to infinite when we have a pointer with an increment of -1.
838 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
840 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
842 * memmodel.h: This file.
843 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
844 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
845 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
846 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
847 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
848 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
849 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
850 compare-elim.c, config/aarch64/aarch64-builtins.c,
851 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
852 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
853 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
854 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
855 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
856 config/darwin.c, config/epiphany/epiphany.c,
857 config/epiphany/mode-switch-use.c,
858 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
859 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
860 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
861 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
862 config/m68k/m68k.c, config/mcore/mcore.c,
863 config/microblaze/microblaze.c, config/mmix/mmix.c,
864 config/mn10300/mn10300.c, config/moxie/moxie.c,
865 config/msp430/msp430.c, config/nds32/nds32-cost.c,
866 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
867 config/nds32/nds32-memory-manipulation.c,
868 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
869 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
870 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
871 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
872 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
873 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
874 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
875 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
876 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
877 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
878 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
879 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
880 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
881 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
882 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
883 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
884 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
885 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
886 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
887 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
888 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
889 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
890 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
891 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
892 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
893 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
894 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
895 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
896 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
897 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
898 var-tracking.c, varasm.c: Include memmodel.h.
899 * genattrtab.c (write_header): Include memmodel.h in generated file.
900 * genautomata.c (main): Likewise.
901 * gengtype.c (open_base_files): Likewise.
902 * genopinit.c (main): Likewise.
903 * genconditions.c (write_header): Include memmodel.h earlier in
905 * genemit.c (main): Likewise.
906 * genoutput.c (output_prologue): Likewise.
907 * genpeep.c (main): Likewise.
908 * genpreds.c (write_insn_preds_c): Likewise.
909 * genrecog.c (write_header): Likewise.
910 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
912 2016-10-13 David Malcolm <dmalcolm@redhat.com>
914 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
915 for new "compact" param of print_rtx_function. Check for "cinsn"
917 * print-rtl-function.c (flag_compact): New decl.
918 (print_rtx_function): Add param "compact" and use it to set
919 flag_compact, adding a description of the effect to the leading
920 comment, and updating the example output.
921 * print-rtl.c (flag_compact): New variable.
922 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
924 (print_rtx_operand_code_i): When printing source locations, wrap
925 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
926 (print_rtx_operand_code_r): Don't print regnos for hard regs and
927 virtuals in compact mode.
928 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
929 apart from in LABEL_REFs.
930 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
931 Don't print basic block ids in compact mode.
932 (print_rtx): In compact mode, prefix the code of insns with "c",
933 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
934 * print-rtl.h (print_rtx_function): Add "compact" param.
936 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
938 * arm.h (TARGET_VFP): Delete.
939 (TARGET_VFPD32): Remove references to TARGET_VFP.
940 (TARGET_VFP3, TARGET_VFP5): Likewise.
941 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
942 (TARGET_NEON_FP16): Likewise.
943 (TARGET_FMA): Likewise.
944 (TARGET_CRYPTO): Likewise.
945 (TARGET_NEON): Likewise.
946 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
947 (FUNCTION_ARG_REGNO_P): Likewise.
948 * arm.c (arm_option_check_internal): Likewise.
949 (arm_option_override): Likewise.
950 (use_return_insn): Likewise.
951 (arm_function_value_regno_p): Likewise.
952 (arm_apply_result_size): Likewise.
953 (use_vfp_abi): Likewise.
954 (arm_legitimate_address_outer_p): Likewise.
955 (thumb2_legitimate_address_p): Likewise.
956 (arm_legitimate_index_p): Likewise.
957 (thumb2_legitimate_index_p): Likewise.
958 (arm_legitimate_address): Likewise.
959 (arm_get_vfp_saved_size): Likewise.
960 (arm_emit_vfp_multi_reg_pop): Likewise.
961 (arm_get_frame_offsets): Likewise.
962 (arm_save_coproc_regs): Likewise.
963 (arm_hard_regno_mode_ok): Likewise.
964 (arm_expand_epilogue_apcs_frame): Likewise.
965 (arm_expand_epilogue): Likewise.
966 (arm_file_start): Likewise.
967 (arm_conditional_register_usage): Likewise.
968 (arm_validize_comparison): Use vfp_compare_operand directly.
969 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
970 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
972 (arm_atomic_assign_expand_fenv): Likewise.
973 * arm.md (divsf3): Likewise.
974 (arm_negsi2): Likewise.
976 (arm_movdi): Likewise.
977 (arm_movt): Likewise.
978 (cbranchsf4): Change predicate to vfp_compare_operand.
979 (cbranchdf4): Change predicate to vfp_compare_operand.
980 (cstorehf4): Change predicate to vfp_compare_operand.
981 (cstoresf4): Change predicate to vfp_compare_operand.
982 (cstoredf4): Change predicate to vfp_compare_operand.
983 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
984 (movhi_insn_arch4, movhi_bytes): Likewise.
985 * constraints.md (Dt): Likewise.
987 * iterators.md (SDF): Likewise.
988 * predicates.md (arm_float_compare_operand): Delete.
989 (const_double_vcvt_power_of_two_reciprocal): Remove references to
991 (const_double_vcvt_power_of_two): Likewise.
992 * thumb2.md thumb2_movsi_insn): Likewise.
993 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
994 (movhf_vfp): Likewise.
995 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
996 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
997 (movsf_vfp, thumb2_movsf_vfp): Likewise.
998 (movdf_vfp, thumb2_movdf_vfp): Likewise.
999 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
1000 (subsf3_vfp, divsf3_vfp): Likewise.
1001 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
1002 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
1003 (mulsf3negsfsubsf_vfp): Likewise.
1004 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
1005 (floatunssisf2, sqrtsf2_vfp): Likewise.
1006 (movcc_vfp): Likewise.
1007 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
1008 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
1009 (push_multi_vfp): Likewise.
1010 (set_fpscr, get_fpscr): Likewise.
1011 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
1013 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
1015 * arm.h (TARGET_VFP): Unconditionally define to 1.
1016 (arm_fpu_desc): Remove 'model' field.
1017 (TARGET_FPU_MODEL): Delete.
1018 * arm.c (all_fpus): Don't initialize the model field.
1019 (arm_can_inline_p): Don't check the FPU model.
1020 * arm-fpus.def: Remove redundant model field from all FPU
1023 2016-10-13 Richard Biener <rguenther@suse.de>
1026 * genmatch.c (struct capture): Add value_match member.
1027 (commutate): Preserve value_match.
1028 (lower_opt_convert): Likewise.
1029 (lower_cond): Likewise.
1030 (replace_id): Likewise.
1031 (struct dt_operand): Add value_match member.
1032 (decision_tree::cmp_node): Compare it.
1033 (decision_tree::insert_operand): Honor it when finding and
1034 when appending a DT_MATCH.
1035 (dt_operand::gen_match_op): Generate a type check after
1036 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
1037 (parser::get_internal_capture_id): New helper.
1038 (parser::finish_match_operand): New function lowering @@<id>.
1039 (parser::parse_capture): Parse @@<id> as value-match.
1040 (parser::parse_expr): Use get_internal_capture_id.
1041 (parser::parse_simplify): Call finish_match_operand.
1042 (walk_captures): New helper.
1043 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
1045 ((X /[ex] A) * A -> X): Likewise.
1046 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
1047 convert[12] and value-matching.
1048 ((A | B) & (A | C) -> A | (B & C)): Likewise.
1049 ((X | Y) | Y -> X | Y): Likewise.
1050 ((X ^ Y) ^ Y -> X): Likewise.
1051 (A - (A & B) -> ~B & A): Likewise.
1052 ((T)(P + A) - (T)P -> (T) A): Likewise.
1053 ((T)P - (T)(P + A) -> -(T) A): Likewise.
1054 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
1055 * doc/match-and-simplify.texi: Amend capture section.
1057 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
1059 * config/arc/arc.md (umul_600): Remove predicated variant.
1060 (umul64_600): Likewise.
1062 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
1064 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
1066 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1068 * tree-vect-loop.c (loop_niters_no_overflow): New func.
1069 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
1070 no-overflow information to vect_do_peeling_for_loop_bound and
1071 vect_gen_vector_loop_niters.
1073 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1075 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
1078 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1080 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
1081 adjust_vec automatically.
1082 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
1083 param exit_bb to guard_to.
1084 (slpeel_checking_verify_cfg_after_peeling):
1085 (set_prologue_iterations):
1086 (create_lcssa_for_virtual_phi): New func which is factored out from
1087 slpeel_tree_peel_loop_to_edge.
1088 (slpeel_tree_peel_loop_to_edge):
1089 (iv_phi_p): New func.
1090 (vect_can_advance_ivs_p): Call iv_phi_p.
1091 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
1092 new gimple stmts in basic block.
1093 (vect_gen_niters_for_prolog_loop): Rename to...
1094 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
1095 adjust implementation.
1096 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
1097 sizetype if necessary.
1098 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
1099 it to external function.
1100 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
1101 (vect_gen_vector_loop_niters_mult_vf): New.
1102 (slpeel_update_phi_nodes_for_loops): New.
1103 (slpeel_update_phi_nodes_for_guard1): Reimplement.
1104 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
1105 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
1106 * tree-vect-loop.c (vect_build_loop_niters): Move to file
1107 tree-vect-loop-manip.c
1108 (vect_generate_tmps_on_preheader): Delete.
1109 (vect_transform_loop): Rename vectorization_factor to vf. Call
1110 vect_do_peeling instead of vect_do_peeling-* functions.
1111 * tree-vectorizer.h (vect_do_peeling): New decl.
1112 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
1113 (vect_do_peeling_for_loop_bound): Delete.
1114 (vect_do_peeling_for_alignment): Delete.
1116 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1118 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
1119 duplicated loop after its preheader and after the original loop.
1121 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1123 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
1124 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
1126 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1128 * tree-vect-loop.c (vectorizable_live_operation): Support handling
1129 for live variable outside loop but not in lcssa form.
1131 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1133 * cfg.c (reset_original_copy_tables): New func.
1134 * cfg.h (reset_original_copy_tables): New decl.
1136 2016-10-13 Jakub Jelinek <jakub@redhat.com>
1139 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
1141 * varasm.c (default_binds_local_p_3): Formatting fix.
1143 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1145 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
1147 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
1148 Remove useless code.
1150 2016-10-13 Martin Liska <mliska@suse.cz>
1152 PR tree-optimization/77943
1153 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
1154 a different EH landing pads.
1156 2016-10-13 Jakub Jelinek <jakub@redhat.com>
1159 * hooks.h (hook_tree_void_null): Declare.
1160 * hooks.c (hook_tree_void_null): New function.
1161 * langhooks.c (lhd_return_null_tree_v): Remove.
1162 * langhooks-def.h (lhd_return_null_tree_v): Remove.
1163 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
1164 set y to const0_rtx.
1165 * function.c (stack_protect_epilogue): Likewise.
1166 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
1167 if TARGET_THREAD_SSP_OFFSET is defined.
1168 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1169 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1170 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1171 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1172 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1173 (ix86_stack_protect_guard): New function.
1175 2016-10-13 Richard Biener <rguenther@suse.de>
1177 * dwarf2out.c (tree_add_const_value_attribute): Do not try
1178 rtl_for_decl_init during early phase.
1179 (gen_variable_die): Do not create locations during early phase.
1180 (gen_label_die): Likewise.
1181 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
1184 2016-10-12 Richard Biener <rguenther@suse.de>
1186 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
1187 try_add_new_range and made to eturn new range.
1188 (evrp_dom_walker::before_dom_children): Push op1 value range before
1189 pushing op0 value range.
1191 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1193 PR tree-optimization/77937
1194 * gimple-ssa-strength-reduction.c (analyze_increments): Use
1195 POINTER_TYPE_P on the candidate type to determine whether
1196 candidates in this chain require pointer arithmetic.
1198 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
1200 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
1201 correction if the type is smaller than a word.
1202 (visium_select_cc_mode): Add ... fall through ... comment.
1204 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1206 * config/rs6000/rs6000.c (machine_function): Add new fields
1207 gpr_is_wrapped_separately and lr_is_wrapped_separately.
1208 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
1209 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
1210 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
1211 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
1212 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
1213 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
1214 (rs6000_get_separate_components): New function.
1215 (rs6000_components_for_bb): New function.
1216 (rs6000_disqualify_components): New function.
1217 (rs6000_emit_prologue_components): New function.
1218 (rs6000_emit_epilogue_components): New function.
1219 (rs6000_set_handled_components): New function.
1220 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
1221 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
1222 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
1223 (rs6000_emit_epilogue): Don't emit GPR restores if
1224 gpr_is_wrapped_separately for that register. Don't make a
1225 REG_CFA_RESTORE note for registers we did not restore, either.
1227 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1229 * function.c (thread_prologue_and_epilogue_insns): Call
1230 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
1231 if it has possibly changed. Compute the split_prologue_seq and
1232 epilogue_seq later, too.
1233 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
1234 (dump_components): New function.
1235 (struct sw): New struct.
1237 (init_separate_shrink_wrap): New function.
1238 (fini_separate_shrink_wrap): New function.
1239 (place_prologue_for_one_component): New function.
1240 (spread_components): New function.
1241 (disqualify_problematic_components): New function.
1242 (emit_common_heads_for_components): New function.
1243 (emit_common_tails_for_components): New function.
1244 (insert_prologue_epilogue_for_components): New function.
1245 (try_shrink_wrapping_separate): New function.
1246 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
1248 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1250 * regrename.c (build_def_use): Invalidate chains that have a
1251 REG_CFA_RESTORE on some instruction.
1253 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1255 * dce.c (delete_unmarked_insns): Don't delete instructions with
1256 a REG_CFA_RESTORE note.
1258 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1260 * common.opt (-fshrink-wrap-separate): New flag.
1261 * doc/invoke.texi: Document it.
1262 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
1263 * doc/tm.texi: Regenerate.
1264 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
1265 * target.def (shrink_wrap): New hook vector.
1266 (get_separate_components, components_for_bb, disqualify_components,
1267 emit_prologue_components, emit_epilogue_components,
1268 set_handled_components): New hooks.
1270 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1272 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
1273 vector return by reference only if -Wpsabi.
1274 (rs6000_pass_by_reference): Similarly, for argument passing.
1276 2016-10-12 David Malcolm <dmalcolm@redhat.com>
1278 * function-tests.c: Include "print-rtl.h".
1279 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
1280 function, and verify what is dumped.
1281 * print-rtl-function.c (print_edge): New function.
1282 (begin_any_block): New function.
1283 (end_any_block): New function.
1284 (can_have_basic_block_p): New function.
1285 (print_rtx_function): Track the basic blocks of insns in the
1286 chain, wrapping those that are within blocks within "(block)"
1287 directives. Remove the "(cfg)" directive.
1289 2016-10-12 David Malcolm <dmalcolm@redhat.com>
1291 * selftest.c (selftest::read_file): New function.
1292 (selftest::test_read_file): New function.
1293 (selftest::selftest_c_tests): Call test_read_file.
1294 * selftest.h (selftest::read_file): New decl.
1296 2016-10-12 Richard Biener <rguenther@suse.de>
1299 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
1302 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
1304 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
1306 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
1307 dwarf2out_assembly_start.
1309 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
1311 * Makefile.in (SELFTEST_FLAGS): New variable.
1312 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
1314 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
1317 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
1319 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
1320 dumped in RTL dumps.
1322 2016-10-12 Martin Liska <mliska@suse.cz>
1324 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
1325 (gimple_fold_builtin_memory_op): Use the function.
1326 (gimple_fold_builtin_strchr): Likewise.
1327 (gimple_fold_builtin_strcat): Likewise.
1328 (gimple_build): Likewise.
1330 2016-10-12 Nathan Sidwell <nathan@acm.org>
1332 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
1334 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
1336 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
1337 equivalent 32-bit constant (modulo 2**32) when that yields
1338 smaller instructions.
1339 (size_of_int_loc_descriptor): Update accordingly.
1341 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
1343 * dwarf2out.c (dwarf2out_early_global_decl): For nested
1344 functions, call dwarf2out_decl on the parent function first.
1346 2016-10-12 Richard Biener <rguenther@suse.de>
1348 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
1351 2016-10-12 Richard Biener <rguenther@suse.de>
1353 * tree-ssa-propagate.c
1354 (substitute_and_fold_dom_walker::before_dom_children): Do not
1355 ignore ASSERT_EXPRs but only preserve them.
1356 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
1357 that have been propagated into.
1358 (vrp_finalize): Enable DCE for substitute_and_fold.
1360 2016-10-12 Richard Biener <rguenther@suse.de>
1362 PR tree-optimization/77920
1363 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
1364 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
1365 (simplify_abs_using_ranges): Likewise.
1366 (simplify_conversion_using_ranges): Likewise.
1367 (simplify_stmt_using_ranges): Adjust.
1369 2016-10-12 Jakub Jelinek <jakub@redhat.com>
1371 PR tree-optimization/77929
1372 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
1373 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
1375 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1378 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
1379 needs a base register for arg 1.
1381 2016-10-12 Jakub Jelinek <jakub@redhat.com>
1383 * common.opt (Wimplicit-fallthrough) Turn into alias to
1384 -Wimplicit-fallthrough=3. Remove EnabledBy.
1385 (Wimplicit-fallthrough=): New option.
1386 * gimplify.c (warn_implicit_fallthrough_r): Use
1387 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
1388 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
1389 to -Wimplicit-fallthrough=3.
1390 (-Wimplicit-fallthrough=): Document.
1392 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
1394 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
1395 and GEU in DImode if TARGET_SUBXC.
1396 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
1397 (seqdi<W:mode>_zero_subxc): Delete.
1398 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
1399 (neg_seqdi<W:mode>_zero_vis3): Delete.
1400 (plus_seqdi<W:mode>_zero): Likewise.
1401 (minus_seqdi<W:mode>_zero): Likewise.
1402 (plus_plus_sltu<W:mode>): Accept only register.
1403 (addx<W:mode>): Likewise.
1404 (plus_sltu<W:mode>_vis3): Likewise.
1405 (plus_plus_sltu<W:mode>_vis3): Likewise.
1406 (neg_sgeu<W:mode>_vis3): Delete.
1407 (minus_sgeu<W:mode>_vis3): Likewise.
1408 (addxc<W:mode>): Accept only registers.
1409 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
1410 (minus_neg_sltu<W:mode>_subxc): Accept only register.
1411 (neg_plus_sltu<W:mode>_subxc): Likewise.
1412 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
1413 (minus_minus_sltu<W:mode>_subxc): Accept only register.
1414 (sgeu<W:mode>_insn_subxc): Delete.
1415 (plus_sgeu<W:mode>_subxc): Likewise.
1416 (subxc<W:mode>): Accept only register.
1417 (scc splitter): Split always GEU again.
1419 2016-10-11 Jeff Law <law@redhat.com>
1421 PR tree-optimization/77424
1422 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
1423 dead conditionals. Assert that all e->aux fields are NULL.
1425 2016-10-11 David Malcolm <dmalcolm@redhat.com>
1427 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
1428 operand-printing "switch" statement into...
1429 (print_rtx_operand_code_0): ...this new function, ...
1430 (print_rtx_operand_code_e): ...this new function, ...
1431 (print_rtx_operand_codes_E_and_V): ...this new function, ...
1432 (print_rtx_operand_code_i): ...this new function, ...
1433 (print_rtx_operand_code_r): ...this new function, ...
1434 (print_rtx_operand_code_u): ...this new function, ...
1435 (print_rtx_operand): ...and this new function.
1437 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
1439 * config/alpha/alpha-passes.def: New file.
1440 * config/alpha/t-alpha: New file.
1441 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
1442 (make_pass_handle_trap_shadows): New prototype.
1443 (make_pass_align_insns): Ditto.
1444 * config/alpha/alpha.c (alpha_option_override): Don't register
1446 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
1448 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1451 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
1452 distinct __ibm128 IBM extended double type if long doubles are
1453 128-bits and the default format for long double is IEEE 128-bit.
1455 2016-10-11 Richard Biener <rguenther@suse.de>
1457 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
1458 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
1459 (verify_die): New function.
1460 (dwarf2out_finish): Call it.
1461 (output_line_info): Handle case of -gsplit-dwarf without
1462 DWARF2_ASM_LINE_DEBUG_INFO.
1464 2016-10-11 Richard Biener <rguenther@suse.de>
1467 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
1468 sub-chains of BLOCK_VARS and gimple_bind_vars.
1470 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
1472 * config/i386/znver1.md : Fix imov/imovx load type reservations.
1474 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
1476 * config/sparc/sparc.opt (msubxc): New option.
1477 * doc/invoke.texi (SPARC options): Document it and tidy up.
1478 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
1479 * doc/tm.texi: Regenerate.
1480 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
1482 (CCX_NOOV): Rename into...
1486 * config/sparc/predicates.m (fcc_register_operand): Simplify.
1487 (fcc0_register_operand): Likewise.
1488 (icc_register_operand): New.
1489 (icc_or_fcc_register_operand): Simplify.
1490 (nz_comparison_operator): New.
1491 (c_comparison_operator): Likewise.
1492 (noov_compare_operator): Rename into...
1493 (icc_comparison_operator): ...this. Use above predicates.
1494 (noov_compare64_operator): Rename into...
1495 (v9_comparison_operator): ...this and tidy up.
1496 (fcc_comparison_operator): New.
1497 (icc_or_fcc_comparison_operator): Likewise.
1498 (v9_register_compare_operator): Rename info...
1499 (v9_register_comparison_operator): ...this.
1500 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
1501 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
1503 (sparc_fixed_condition_code_regs): New function.
1504 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
1505 renaming and add support for CCC/CCXC.
1506 (output_cbranch): Likewise.
1507 (sparc_print_operand): Likewise.
1508 (gen_v9_scc): Remove obsolete assertion.
1509 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
1510 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
1511 (output_cbcond): Remove bogus handling of CC modes.
1512 (sparc_register_move_cost): Return 100 for NO_REGS.
1513 * config/sparc/sparc.md (W): New mode iterator.
1514 (length): Adjust for noov_compare64_operator renaming.
1515 (cmpsi_sne): New instruction.
1516 (cmpdi_sne): Likewise.
1517 (seqdi_special): Delete.
1518 (seqdi_special): Likewise.
1519 (snesi<P:mode>_special): Likewise.
1520 (snedi_special): Likewise.
1521 (snedi_special_vis3): Likewise.
1522 (snesi patterns): Use W iterator.
1523 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
1524 (sltu patterns): Likewise.
1525 (sgeu patterns): Likewise.
1526 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
1527 (normal_branch): Use icc_comparison_operator predicate.
1528 (inverted_branch): Likewise.
1529 (cbcond_sp32): Use comparison_operator predicate.
1530 (cbcond_sp64): Likewise.
1531 (normal_int_branch_sp64): Adjust for renaming
1532 (inverted_int_branch_sp64): Likewise.
1533 (mov<I:mode>_cc_reg_sp64): Likewise.
1534 (movsf_cc_reg_sp6): Likewise.
1535 (movdf_cc_reg_sp64): Likewise.
1536 (movtf_cc_reg_hq_sp64): Likewise.
1537 (movtf_cc_reg_sp64): Likewise.
1538 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
1539 (movsf_cc_v9): Likewise.
1540 (movdf_cc_v9): Likewise.
1541 (movtf_cc_hq_v9): Likewise.
1542 (movtf_cc_v9): Likewise.
1543 (adddi3): Call gen_adddi3_sp32.
1544 (adddi3_insn_sp32): Rename to...
1545 (adddi3_sp32): ...this. Accept only register_operand as operand #1
1546 and use CCCmode for the carry.
1547 (addx_extend_sp32): Use CCCmode for the carry.
1548 (addx_extend_sp64): Delete.
1549 (adddi3_extend_sp32): Use CCCmode for the carry.
1550 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
1551 (subdi3): Call gen_subdi3_sp32.
1552 (subdi3_insn_sp32): Rename to...
1553 (subdi3_sp32): ...this and use CCmode for the carry.
1554 (subx_extend_sp32): Use CCCmode for the carry.
1555 (subx_extend_sp64): Delete.
1556 (subdi3_extend_sp32): Use CCmode for the carry.
1557 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
1558 (negdi3): Call gen_negdi3_sp32.
1559 (negdi3_sp32): Use CCCmode for the carry.
1560 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
1561 (cmp_nz_ashift_1): Use CCNZ mode.
1562 (cmp_nz_set_ashift_1): Likewise.
1563 (ctrapsi4): Use comparison_operator predicate.
1564 (ctrapdi4): Likewise.
1565 (trapsi_insn): Use icc_comparison_operator predicate.
1566 (trapdi_insn): Likewise.
1567 (edge8 patterns): Use CCNZmode.
1568 (edge16 patterns): Likewise.
1569 (edge32 patterns): Likewise.
1571 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
1573 * config/visium/visium-modes.def (CC_NOOV): Rename into...
1575 (CC_BTST): Rename into...
1577 * config/visium/predicates.md (real_add_operand): New.
1578 (visium_btst_operator): Rename into...
1579 (visium_equality_comparison_operator): ...this.
1580 (visium_noov_operator): Rename into...
1581 (visium_nz_comparison_operator): ...this.
1582 (visium_c_comparison_operator): New.
1583 (visium_branch_operator): Adjust and deal with all CC modes.
1584 * config/visium/visium.c (visium_adjust_cost): Adjust.
1585 (visium_split_double_add): Use the *_set_carry patterns.
1586 (visium_select_cc_mode): Add support for CCC mode and adjust.
1587 (output_cbranch): Adjust and use the carry-based operators for
1588 floating-point comparisons.
1589 * config/visium/visium.md (flags_subst_arith): Adjust.
1590 (addsi3_insn_set_carry): New instruction.
1591 (subsi3_insn_set_carry): Likewise.
1592 (negsi2_insn_set_carry): Likewise.
1594 (cmp<mode>_sne): Likewise.
1595 (cbranch<mode>4): Use ordered_comparison_operator.
1596 (cbranch<mode>4_insn): Likewise.
1597 (cbranchsi4_btst_insn): Adjust.
1599 2016-10-11 Tom de Vries <tom@codesourcery.com>
1602 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
1605 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
1607 * tree.h (build_complex_type): Add second parameter with default.
1608 * tree.c (build_complex_type): Add NAMED second parameter and adjust
1609 recursive call. Create a TYPE_DECL only if NAMED is true.
1610 (build_common_tree_nodes): Pass true in calls to build_complex_type.
1612 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
1614 New avr-passes.def to register AVR specific passes.
1616 * config/avr/avr-passes.def: New file.
1617 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
1618 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
1619 (make_avr_pass_recompute_note): New proto.
1620 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
1621 (avr_pass_recompute_notes): Use anonymous namespace.
1622 (avr_register_passes): Remove function...
1623 (avr_option_override): ...and its call.
1625 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
1627 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
1628 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
1629 PTF_AVOID_BRANCHLIKELY_SPEED for others.
1630 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
1632 * config/mips/mips.c (mips_option_override): Enable the branch
1633 likely depending on the tune flags and optimization level.
1634 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
1635 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
1636 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
1637 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
1639 2016-10-11 Richard Biener <rguenther@suse.de>
1641 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
1642 (output_function): Properly stream the whole block tree.
1643 * lto-streamer-in.c (input_function): Likewise.
1645 2016-10-11 Marek Polacek <polacek@redhat.com>
1647 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
1649 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
1651 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
1652 (evrp_dom_walker::before_dom_children): Infer and push new value
1653 ranges for x in y < x.
1655 2016-10-10 Joseph Myers <joseph@codesourcery.com>
1658 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
1659 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
1660 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
1661 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
1662 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
1663 (IA64_NO_LIBGCC_TFMODE): Likewise.
1665 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
1667 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
1670 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
1672 * config.gcc: Add aarch64-*-freebsd* support.
1673 * config.host: Likewise.
1674 * config/aarch64/aarch64-freebsd.h: New file.
1675 * config/aarch64/t-aarch64-freebsd: Ditto.
1677 2016-10-10 Jeff Law <law@redhat.com>
1679 PR tree-optimization/71947
1680 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
1681 B with A within a single statement.
1683 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1685 PR tree-optimization/77824
1686 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
1687 zero cost for copies.
1688 (find_candidates_dom_walker::before_dom_children): Replace
1689 MODIFY_EXPR with SSA_NAME.
1690 (replace_mult_candidate): Likewise.
1691 (replace_profitable_candidates): Likewise.
1693 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1695 * config/s390/s390.h: Wrap more macros args in brackets and fix
1697 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
1699 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
1701 2016-10-10 Andreas Schwab <schwab@suse.de>
1704 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
1705 pseudo is not DImode.
1707 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
1709 * common/config/arc/arc-common.c (arc_option_optimization_table):
1710 Remove compact casesi option.
1711 * config/arc/arc.c (arc_override_options): Use compact casesi
1712 option only for pre-ARCv2 cores.
1713 * doc/invoke.texi (mcompact-casesi): Update text.
1715 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1717 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
1718 Add macro to say we can efficiently handle overlapping unaligned
1720 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
1721 poor code for processors older than p8.
1723 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
1725 * gen-pass-instances.awk: Remove GNUism.
1727 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1729 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
1730 NULL of (*ipcp_transformations)][node->uid].
1732 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
1734 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
1735 (MALLOC_ABI_ALIGNMENT): Define.
1737 2016-10-09 Jakub Jelinek <jakub@redhat.com>
1739 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
1740 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
1741 VAR_OR_FUNCTION_DECL_P macros.
1742 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
1743 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
1744 chkp_find_bounds_1): Likewise.
1745 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
1746 * hsa-gen.c (get_symbol_for_decl): Likewise.
1747 * cgraphunit.c (check_global_declaration, analyze_functions,
1748 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
1750 * gimple-fold.c (can_refer_decl_in_current_unit_p,
1751 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
1753 * tree.c (set_decl_section_name, copy_node_stat,
1754 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
1755 merge_dllimport_decl_attributes, handle_dll_attribute,
1756 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
1757 verify_type): Likewise.
1758 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
1759 find_explicit_erroneous_behavior): Likewise.
1760 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
1761 * ipa.c (process_references): Likewise.
1762 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
1763 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
1764 notice_global_symbol, assemble_variable, mark_decl_referenced,
1765 build_constant_desc, output_constant_def_contents, do_assemble_alias,
1766 make_decl_one_only, default_section_type_flags,
1767 categorize_decl_for_section, default_encode_section_info): Likewise.
1768 * trans-mem.c (requires_barrier): Likewise.
1769 * gimple-expr.c (mark_addressable): Likewise.
1770 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
1771 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
1772 expand_debug_expr): Likewise.
1773 * tree-dump.c (dequeue_and_dump): Likewise.
1774 * ubsan.c (instrument_bool_enum_load): Likewise.
1775 * tree-pretty-print.c (print_declaration): Likewise.
1776 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
1777 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
1778 * asan.c (asan_protect_global, instrument_derefs): Likewise.
1779 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
1780 pass_build_ssa::execute): Likewise.
1781 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
1782 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
1784 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
1786 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
1787 can_be_nonlocal, remap_decls, copy_debug_stmt,
1788 initialize_inlined_parameters, add_local_variables,
1789 reset_debug_binding, replace_locals_op): Likewise.
1790 * dse.c (can_escape): Likewise.
1791 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
1793 * tree-diagnostic.c (default_tree_printer): Likewise.
1794 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
1795 unpack_ts_decl_with_vis_value_fields,
1796 lto_input_ts_decl_common_tree_pointers): Likewise.
1797 * builtins.c (builtin_save_expr, fold_builtin_expect,
1798 readonly_data_expr): Likewise.
1799 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
1800 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
1802 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
1803 * gimplify.c (force_constant_size, gimplify_bind_expr,
1804 gimplify_decl_expr, gimplify_var_or_parm_decl,
1805 gimplify_compound_lval, gimplify_init_constructor,
1806 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
1807 gimplify_type_sizes): Likewise.
1808 * cgraphbuild.c (record_reference, record_type_list, mark_address,
1809 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
1810 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
1811 remove_unused_locals): Likewise.
1812 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
1813 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
1814 * function.c (instantiate_expr, instantiate_decls_1,
1815 setjmp_vars_warning, add_local_decl): Likewise.
1816 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
1818 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
1819 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
1820 optimize_va_list_gpr_fpr_size): Likewise.
1821 * tree-nrv.c (pass_nrv::execute): Likewise.
1822 * tsan.c (instrument_expr): Likewise.
1823 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
1824 * vtable-verify.c (verify_bb_vtables): Likewise.
1825 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
1826 get_ref_base_and_extent): Likewise.
1827 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
1829 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
1830 analyze_all_variable_accesses): Likewise.
1831 * tree-nested.c (get_nonlocal_debug_decl,
1832 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
1833 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
1834 get_local_debug_decl, convert_local_omp_clauses,
1835 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
1837 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
1838 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
1839 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
1840 dbxout_symbol, dbxout_common_check): Likewise.
1841 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
1842 string_constant): Likewise.
1843 * hsa.c (hsa_get_declaration_name): Likewise.
1844 * passes.c (rest_of_decl_compilation): Likewise.
1845 * tree-ssanames.c (make_ssa_name_fn): Likewise.
1846 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
1847 pack_ts_decl_with_vis_value_fields,
1848 write_ts_decl_common_tree_pointers): Likewise.
1849 * stor-layout.c (place_field): Likewise.
1850 * symtab.c (symtab_node::maybe_create_reference,
1851 symtab_node::verify_base, symtab_node::make_decl_local,
1852 symtab_node::copy_visibility_from,
1853 symtab_node::can_increase_alignment_p): Likewise.
1854 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
1855 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
1856 fortran_common, add_location_or_const_value_attribute,
1857 add_scalar_info, add_linkage_name, set_block_abstract_flags,
1858 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
1859 optimize_one_addr_into_implicit_ptr,
1860 optimize_location_into_implicit_ptr): Likewise.
1861 * gimple-low.c (record_vars_into): Likewise.
1862 * ipa-visibility.c (update_vtable_references): Likewise.
1863 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
1865 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
1866 DFS::DFS_write_tree_body, write_symbol): Likewise.
1867 * langhooks.c (lhd_warn_unused_global_decl,
1868 lhd_set_decl_assembler_name): Likewise.
1869 * attribs.c (decl_attributes): Likewise.
1870 * except.c (output_ttype): Likewise.
1871 * varpool.c (varpool_node::get_create, ctor_for_folding,
1872 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
1873 * fold-const.c (fold_unary_loc): Likewise.
1874 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
1875 ipa_find_agg_cst_from_init): Likewise.
1876 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
1877 expand_omp_target, lower_omp_regimplify_p,
1878 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
1879 find_link_var_op): Likewise.
1880 * tree-chrec.c (chrec_contains_symbols): Likewise.
1881 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
1882 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
1883 execute_fixup_cfg): Likewise.
1885 PR tree-optimization/77901
1886 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
1887 if ranges[i].exp is SSA_NAME when looking for >= and only when
1888 ranges[i].exp is NULL or SSA_NAME when looking for the other
1891 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1893 * ipa-cp.c (ipcp_alignment_lattice): Remove.
1894 (ipcp_param_lattices): Remove field alignment.
1895 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
1896 (set_all_contains_variable): Remove call to
1897 ipcp_alignment_lattice::set_to_bottom.
1898 (initialize_node_lattices): Likewise.
1899 (propagate_alignment_accross_jump_function): Remove.
1900 (propagate_constants_accross_call): Remove call to
1901 propagate_alignment_accross_jump_function.
1902 (ipcp_store_alignment_results): Remove.
1903 (ipcp_driver): Remove call to ipcp_store_alignment_results.
1904 (propagate_bits_accross_jump_function): Handle ancestor jump function.
1905 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
1906 pretty-printing of alignment jump function.
1907 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
1908 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
1909 alignments and remove computing ipa_alignment jump function.
1910 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
1911 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
1912 (ipa_read_jump_function): Remove reading of ipa_alignment.
1913 (write_ipcp_transformation_info): Remove streaming for alignment
1914 propagation summary.
1915 (read_ipcp_transformation_info): Remove reading of alignment
1916 propagation summary.
1917 (ipcp_update_alignments): Remove.
1918 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
1920 (ipcp_transform_function): Remove call to ipcp_update_alignments()
1921 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
1922 * ipa-prop.h (ipa_alignment): Remove.
1923 (ipa_jump_func): Remove field alignment.
1924 (ipcp_transformation_summary): Remove field alignments.
1925 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
1926 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
1927 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
1929 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
1931 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
1933 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
1935 (visium_expand_fp_cstore): Likewise.
1937 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1939 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
1940 * diagnostic.c (warning_at_rich_loc_n): New function.
1941 (diagnostic_n_impl_richloc): Likewise.
1942 (diagnostic_n_impl): Move most of the function to
1943 diagnostic_n_impl_richloc and call it.
1945 2016-10-08 Jakub Jelinek <jakub@redhat.com>
1947 * gen-pass-instances.awk: Rewritten.
1948 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
1949 $(PASSES_EXTRA) after passes.def to the script.
1950 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
1951 * config/i386/i386-passes.def: New file.
1952 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
1953 make_pass_stv): Declare.
1954 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
1956 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
1958 (pass_stv::clone, pass_stv::set_pass_param): New methods.
1959 (pass_stv::timode_p): New non-static data member.
1960 (ix86_option_override): Don't register passes here.
1962 * doc/invoke.texi: Document accepting Else, fallthrough.
1964 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
1967 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
1968 FALLTHRU comment styles.
1970 2016-10-07 Andrew Pinski <apinski@cavium.com>
1972 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
1973 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
1974 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
1976 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
1978 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
1980 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
1981 (AARCH64_ARCH): Likewise.
1982 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
1984 (AARCH64_CORE): Likewise.
1985 (AARCH64_ARCH): Likewise.
1986 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
1987 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
1988 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
1989 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
1990 (AARCH64_ARCH): Likewise.
1991 (AARCH64_CORE): Likewise.
1992 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
1993 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
1994 (AARCH64_CORE): Likewise.
1995 (AARCH64_ARCH): Likewise.
1997 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1999 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
2000 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
2001 floating point type infrastructre, and -mfloat128 that enables the
2002 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
2003 if -mfloat128-type. Define __ibm128 to be long double by default.
2004 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
2005 the IEEE 128-bit floating point type infrastructure should
2006 automatically be enabled.
2007 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
2008 instead of -mfloat128 to enable KFmode.
2009 (rs6000_option_override_internal): Split the option -mfloat128
2010 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
2011 systems, automatically set -mfloat128-type, but don't enable it on
2012 other operating systems. Move setting the long double size and
2013 IEEE quad support before the IEEE 128-bit floating point changes.
2014 (rs6000_init_builtins): Do not create a unique type for __ibm128
2015 if long double is IBM extended double, instead rely on __ibm128
2016 being defined as 'long double'. If -mfloat128-type and not
2017 -mfloat128, create the KFmode type with an undocumented __ieee128
2019 (rs6000_init_libfuncs): Use -mfloat128-type instead of
2020 -mfloat128 for tests about the types, but keep tests for
2021 -mfloat128 to enable the keyword support.
2022 (rs6000_complex_function_value): Likewise.
2023 (rs6000_scalar_mode_supported_p): Likewise.
2024 (rs6000_floatn_mode): Likewise.
2025 (rs6000_c_mode_for_suffix): Likewise.
2026 (rs6000_opt_masks): Add -mfloat128-type.
2027 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
2028 -mfloat128-type being split from -mfloat128. Add
2029 -mfloat128-hardware, which was missing.
2030 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
2031 -mfloat128 and -mfloat128-type:
2032 (-mfloat128-type): Likewise.
2033 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
2034 that 64-bit Linux systems with enable -mfloat128-type by default
2036 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
2037 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
2038 -mfloat128-type instead of -mfloat128.
2039 (FLOAT128_2REG_P): Likewise.
2040 (MASK_FLOAT128_TYPE): Likewise.
2041 (ALTIVEC_ARG_MAX_RETURN): Likewise.
2042 (RS6000_BTM_FLOAT128): Likewise.
2043 (TARGET_FLOAT128): Poison old identifiers.
2044 (OPTION_MASK_FLOAT128): Likewise.
2045 (MASK_FLOAT128): Likewise.
2046 * config/rs6000/rs6000.md (FP): Likewise.
2047 (FLOAT128): Likewise.
2048 (fix_trunc<mode>di2): Likewise.
2049 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
2050 (floatdi<mode>2): Likewise.
2051 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
2052 (neg<mode>2, FLOAT128 iterator): Likewise.
2053 (abs<mode>2, FLOAT128 iterator): Likewise.
2054 (ieee_128bit_negative_zero): Likewise.
2055 (ieee_128bit_vsx_neg<mode>2): Likewise.
2056 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
2057 (ieee_128bit_vsx_abs<mode>2): Likewise.
2058 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
2059 (ieee_128bit_vsx_nabs<mode>2): Likewise.
2060 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
2061 (extendiftf2): Likewise.
2062 (extendifkf2): Likewise.
2063 (extendtfkf2): Likewise.
2064 (trunciftf2): Likewise.
2065 (truncifkf2): Likewise.
2066 (trunckftf2): Likewise.
2067 (trunctfif2): Likewise.
2068 (extendkftf2): Likewise.
2069 (trunctfkf2): Likewise.
2071 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2073 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
2074 before merging in bytes to pass down to real_from_target.
2076 2016-10-07 Richard Biener <rguenther@suse.de>
2078 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
2080 (substitute_and_fold_dom_walker::before_dom_children):
2081 Substitute and fold before pass specific folding to avoid
2082 feeding that with SSA names that will be later released.
2083 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
2084 introduced by folding and visited by evaluate_stmt called during
2086 (likely_value): Likewise.
2087 (evaluate_stmt): Likewise.
2088 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
2089 (simplify_div_or_mod_using_ranges): Likewise.
2090 (simplify_min_or_max_using_ranges): Likewise.
2091 (simplify_abs_using_ranges): Likewise.
2092 (simplify_conversion_using_ranges): Likewise.
2093 (simplify_float_conversion_using_ranges): Likewise.
2094 (simplify_stmt_using_ranges): Likewise.
2096 2016-10-07 Marek Polacek <polacek@redhat.com>
2098 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
2099 FALLTHROUGH_LABEL_P here...
2100 (warn_implicit_fallthrough_r): ...not here.
2102 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
2104 PR tree-optimization/77880
2105 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
2108 2016-10-07 Marek Polacek <polacek@redhat.com>
2111 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
2113 2016-10-07 Richard Biener <rguenther@suse.de>
2115 * bitmap.h: Document constraints on bitmap modification while
2118 2016-10-07 Richard Biener <rguenther@suse.de>
2120 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
2121 * bitmap.h (bmp_iter_set): When advancing to the next element
2122 check that we didn't remove the current one.
2123 (bmp_iter_and): Likewise.
2124 (bmp_iter_and_compl): Likewise.
2125 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
2126 we currently iterate on but keep a one-level queue.
2127 * sched-deps.c (remove_from_deps): Do not clear current bit
2128 but keep a one-level queue.
2130 2016-10-07 Jakub Jelinek <jakub@redhat.com>
2132 PR tree-optimization/77664
2133 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
2134 for the other ranges.
2135 (optimize_range_tests_diff): Fix up formatting.
2136 (optimize_range_tests_var_bound): New function.
2137 (optimize_range_tests): Use it.
2139 2016-10-07 Martin Liska <mliska@suse.cz>
2141 * coverage.c (build_gcov_exit_decl): Fix priority what
2142 should be really 99.
2144 2016-10-07 Richard Biener <rguenther@suse.de>
2146 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
2147 vars in gimple_bind_vars but not in BLOCK_VARS.
2149 2016-10-07 Richard Biener <rguenther@suse.de>
2151 PR tree-optimization/77879
2152 * tree-ssa-structalias.c (handle_const_call): Properly handle
2154 (handle_pure_call): Likewise.
2156 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2158 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
2159 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
2162 2016-10-06 Andrew Pinski <apinski@cavium.com>
2164 * config/aarch64/aarch64-cores.def: Add a comment before each
2167 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
2169 PR tree-optimization/77862
2170 * tree-vrp.c (add_equivalence): Use get_value_range so that
2171 num_vr_values is checked before accessing vr_values.
2173 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
2175 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
2178 2016-10-05 Jeff Law <law@redhat.com>
2180 PR tree-optimization/71661
2181 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
2182 removal of a forwarder exposes a new natural loop.
2184 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
2186 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
2187 Introduce ssesuffix variable.
2188 (<mask_codefor><code><mode>3<mask_name>): Ditto.
2189 (*<code><mode>3): Ditto.
2191 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
2193 * postreload.c (reload_cse_simplify): Skip also USE when detecting
2196 2016-10-06 Richard Biener <rguenther@suse.de>
2198 PR tree-optimization/77855
2199 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
2200 instead of removing the current item while iterating over the set
2203 2016-10-06 James Clarke <jrtc27@jrtc27.com>
2204 Eric Botcazou <ebotcazou@adacore.com>
2207 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
2208 (classify_registers): Don't set it
2209 (function_arg_slotno): Don't initialize and test it. Tidy up.
2211 2016-10-06 Richard Biener <rguenther@suse.de>
2213 PR tree-optimization/77839
2214 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
2217 2016-10-06 Martin Liska <mliska@suse.cz>
2219 * gcc.c: Set -fprofile-update=atomic when profiling is
2220 enabled and -pthread is set. Warn when one combines
2221 -pthread and -fprofile-update=single for an app using
2224 2016-10-06 Martin Liska <mliska@suse.cz>
2227 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
2228 * gimple-ssa-strength-reduction.c (slsr_process_cast):
2229 Initialize a pointer to NULL.
2230 (slsr_process_copy): Likewise.
2231 * input.c (location_get_source_line): Likewise.
2232 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
2234 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
2236 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
2237 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
2238 (ix86_handle_option): Deleted handle of OPT_mpcommit.
2239 * config.gcc: Deleted pcommitintrin.h
2240 * config/i386/pcommitintrin.h: Deleted file.
2241 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
2242 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
2244 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
2246 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
2247 (PTA_PCOMMIT): Deleted define.
2248 (ix86_option_override_internal): Deleted handle of option.
2249 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
2250 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
2251 __builtin_ia32_pcommit): Deleted.
2252 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
2253 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
2254 (pcommit): Deleted instruction.
2255 * config/i386/i386.opt: Mention -mpcommit deprecation.
2256 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
2258 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
2261 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
2262 Remove wrong assert.
2263 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
2264 Use <round_constraint> as operand 1 constraint.
2266 2016-10-05 Jakub Jelinek <jakub@redhat.com>
2269 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
2270 (ubsan_instrument_float_cast): And not here.
2273 * ubsan.c (ubsan_ids): New GTY(()) array.
2274 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
2275 instead of static local counters.
2277 2016-10-05 Martin Sebor <msebor@redhat.com>
2280 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
2281 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
2282 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
2283 (default_printf_pointer_format): Define function.
2284 * targhooks.c (linux_printf_pointer_format): Define new function.
2285 * targhooks.h (linux_printf_pointer_format): Declare.
2286 (gnu_libc_printf_pointer_format): Remove declaration.
2288 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2290 * fold-const.c (native_encode_real): Fix logic for selecting offset
2291 to write to when BYTES_BIG_ENDIAN.
2293 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
2295 * builtins.c (fold_builtin_strchr): Remove function.
2296 (fold_builtin_strrchr): Likewise.
2297 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
2298 * gimple-fold.c (target_char_cst_p): New function.
2299 (gimple_fold_builtin_strchr) Add more foldings.
2300 (gimple_fold_builtin): Add index, strrchr, rindex cases.
2302 2016-10-05 Richard Biener <rguenther@suse.de>
2305 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
2306 capture ids in c-exprs.
2308 2016-10-05 Richard Biener <rguenther@suse.de>
2311 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
2312 with types_match for GIMPLE code gen to handle type mismatched
2314 (dt_operand::gen): Adjust.
2315 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
2318 2016-10-05 Richard Biener <rguenther@suse.de>
2320 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
2322 2016-10-05 Richard Biener <rguenther@suse.de>
2325 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
2327 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
2329 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
2330 version check to protect only DW_TAG_imported_module generation.
2332 2016-10-05 Richard Biener <rguenther@suse.de>
2335 * match.pd (min(a,-a) -> -abs(a)): New pattern.
2337 2016-10-04 Ian Lance Taylor <iant@golang.org>
2339 * explow.c (allocate_dynamic_stack_space): Call
2340 do_pending_stack_adjust before handling flag_split_stack.
2342 2016-10-04 David Malcolm <dmalcolm@redhat.com>
2344 * genattrtab.c (make_internal_attr): Supply dummy column number to
2347 * genoutput.c (init_insn_for_nothing): Likewise.
2348 * gensupport.c (add_define_attr): Likewise.
2349 * read-md.c (message_at_1): Print column number.
2350 (fatal_with_file_and_line): Likewise.
2351 (rtx_reader::read_char): Track column numbers.
2352 (rtx_reader::unread_char): Likewise.
2353 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
2354 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
2355 (rtx_reader::handle_file): Initialize m_read_md_colno.
2356 (rtx_reader::get_current_location): Supply column number to
2358 * read-md.h (struct file_location): Add field "colno".
2359 (file_location::file_location): Likewise.
2360 (rtx_reader::get_colno): New accessor.
2361 (rtx_reader::m_read_md_colno): New field.
2362 (rtx_reader::m_last_line_colno): New field.
2364 2016-10-04 Jakub Jelinek <jakub@redhat.com>
2366 * doc/extend.texi (Java Exceptions): Remove.
2367 (java_interface): Remove.
2369 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
2371 PR tree-optimization/77808
2372 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
2373 and addr are different before copying points-to information.
2375 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
2377 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
2378 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
2379 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
2380 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
2382 2016-10-04 Richard Biener <rguenther@suse.de>
2384 PR tree-optimization/77399
2385 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
2386 verify the target can convert.
2388 2016-10-04 Richard Biener <rguenther@suse.de>
2391 * explow.c (plus_constant): Verify the mode of the constant
2392 pool offset before calling plus_constant.
2394 2016-10-04 Richard Biener <rguenther@suse.de>
2397 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
2398 type support, mark with :C.
2399 (X / -X -> -1): Mark with :C.
2401 2016-10-04 Jakub Jelinek <jakub@redhat.com>
2403 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
2404 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
2405 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
2406 * doc/tm.texi: Regenerated.
2407 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
2408 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
2409 * config/darwin.h (JCR_SECTION_NAME): Remove.
2410 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
2411 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
2412 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
2413 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
2414 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
2415 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
2417 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2419 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
2420 between "because" and "param" in dump message in call to fprintf.
2422 2016-10-03 Jeff Law <law@redhat.com>
2424 PR tree-optimization/71550
2425 PR tree-optimization/71403
2426 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
2427 (profitable_jump_thread_path): Also return boolean indicating if
2428 the realized path will create an irreducible loop.
2429 Remove loop depth tests from 71403.
2430 (fsm_find_control_statement_thread_paths): Remove loop depth tests
2431 from 71403. If threading will create an irreducible loop, then
2432 throw away loop iteration and related information.
2434 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
2436 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
2437 -Woverloaded-virtual checks for warning options.
2438 * configure: Regenerate.
2440 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
2442 PR preprocessor/77699
2443 * input.c (maybe_grow): Don't allocate one byte extra headroom.
2444 (get_next_line): Return false on error.
2445 (read_next_line): Removed, use get_next_line instead.
2446 (read_line_num): Don't copy the line.
2447 (location_get_source_line): Don't use static data.
2448 (selftest::test_reading_source_line): Add more test cases.
2450 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2453 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2455 * ifcvt.c (noce_try_avoid_const_materialization): New function.
2456 (noce_process_if_block): Use it.
2458 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
2460 * doc/invoke.texi: Update -Wint-in-bool-context.
2462 2016-10-02 Jakub Jelinek <jakub@redhat.com>
2464 * dwarf2out.c (output_fde, output_call_frame_info,
2465 dwarf2out_do_cfi_startproc, set_indirect_string,
2466 gen_internal_sym, output_die, output_line_info): Use
2467 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
2468 ASM_GENERATE_INTERNAL_LABEL output.
2470 2016-10-01 Richard Biener <rguenther@suse.de>
2473 * genmatch.c (get_operand_type): Add operand position arg
2474 and handle COND_EXPR comparison operand with fixed boolean_type_node.
2475 (expr::gen_transform): Adjust.
2476 (dt_simplify::gen_1): Likewise.
2478 2016-10-01 Jakub Jelinek <jakub@redhat.com>
2480 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
2481 comments. Simplify asserts, remove unnecessary conditions.
2483 (*<code><mode>3): Likewise.
2485 2016-09-30 Jakub Jelinek <jakub@redhat.com>
2487 * doc/invoke.texi (-Wregister): Document.
2489 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
2491 * configure.ac: Split CHECKING_P into CHECKING_P and
2492 ENABLE_EXTRA_CHECKING.
2493 * configure: Regenerated.
2494 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
2495 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
2497 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
2500 * gcc.c (process_command): For @filename handling, output
2501 the correct name if the file does not exist.
2503 2016-09-30 Marek Polacek <polacek@redhat.com>
2505 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
2506 * config/alpha/predicates.md: Likewise.
2508 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2510 * ifcvt.c (noce_try_avoid_const_materialization): New function.
2511 (noce_process_if_block): Use it.
2513 2016-09-30 Martin Liska <mliska@suse.cz>
2515 * doc/invoke.texi: Document asan-use-after-return that
2516 it's disabled by default in runtime.
2518 2016-09-30 Richard Biener <rguenther@suse.de>
2520 * tree-vrp.c (intersect_ranges): If we failed to handle
2521 the intersection choose a constant singleton range if available.
2523 2016-09-30 Richard Biener <rguenther@suse.de>
2525 PR tree-optimization/77399
2526 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
2527 float <-> int conversions.
2529 2016-09-30 Alan Modra <amodra@gmail.com>
2531 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
2533 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
2535 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
2536 ext_level before calling CPUID with 0x80000008.
2537 Simplify xgetbv checks.
2539 2016-09-29 David Malcolm <dmalcolm@redhat.com>
2541 * Makefile.in (OBJS): Add print-rtl-function.o.
2542 * print-rtl-function.c: New file.
2543 * print-rtl.h (print_rtx_function): New decl.
2545 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
2548 * config/i386/cpuid.h (__get_cpuid_count): New.
2549 (__get_cpuid): Rename __level to __leaf.
2551 2016-09-29 Marek Polacek <polacek@redhat.com>
2553 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
2555 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
2557 * builtins.c (expand_builtin_memcmp): don't swap args unless
2558 result is only being compared with zero.
2560 2016-09-29 Marek Polacek <polacek@redhat.com>
2562 * dwarf2out.c (loc_descriptor): Add fall through comment.
2563 (add_const_value_attribute): Likewise.
2565 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
2567 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
2568 with "v6t2". Move "arch" attribute above "pool_range".
2569 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
2571 (*thumb2_movhi_vfp): Likewise.
2572 (*arm_movhi_fp16): Likewise.
2573 (*thumb2_movhi_fp16): Likewise.
2574 (*arm_movsi_vfp): Remove "arch" attribute.
2575 (*thumb2_movsi_vfp): Likewise.
2577 2016-09-29 Martin Liska <mliska@suse.cz>
2579 * doc/extend.texi: Remove limitation of Objective C for
2580 __attribute__((constructor)) and __attribute__((destructor)).
2582 2016-09-29 Richard Biener <rguenther@suse.de>
2584 PR tree-optimization/77768
2585 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2586 Handle stores to readonly memory when removing redundant stores.
2588 2016-09-29 Richard Biener <rguenther@suse.de>
2591 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
2592 X / -X -> -1 simplifications.
2594 2016-09-29 Richard Biener <rguenther@suse.de>
2597 * match.pd: Add max(a,-a) -> abs(a) pattern.
2598 * tree-ssa-phiopt.c (minmax_replacement): Disable for
2599 HONOR_SIGNED_ZEROS types.
2601 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
2603 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
2604 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
2606 2016-09-29 Richard Biener <rguenther@suse.de>
2608 * tree-vrp.c (set_defs_to_varying): New helper avoiding
2609 writing to vr_const_varying.
2610 (vrp_initialize): Call it.
2611 (vrp_visit_stmt): Likewise.
2612 (evrp_dom_walker::before_dom_children): Likewise.
2614 2016-09-29 Richard Biener <rguenther@suse.de>
2616 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
2617 constructors with vector elements.
2619 2016-09-29 Richard Biener <rguenther@suse.de>
2621 PR tree-optimization/77768
2622 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
2623 with stores to a place we know has a constant value.
2625 2016-09-29 Alan Modra <amodra@gmail.com>
2627 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
2628 * doc/invoke.texi: Document it.
2629 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
2630 (rs6000_passes_float): Comment.
2631 (rs6000_passes_long_double): New static var.
2632 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
2633 (init_cumulative_args): Set up to emit fp .gnu_attribute for
2634 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
2635 to include fp values returned in vectors.
2636 Set rs6000_passes_long_double.
2637 (rs6000_function_arg_advance_1): Likewise for function args.
2638 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
2639 and SPE. Emit long double tag value too.
2640 (rs6000_opt_vars): Add gnu-attr.
2641 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
2642 * configure: Regenerate.
2643 * config.in: Regenerate.
2645 2016-09-28 Jakub Jelinek <jakub@redhat.com>
2647 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
2649 (format_floating, format_string, format_directive,
2650 get_destination_size, pass_sprintf_length::handle_gimple_call):
2653 2016-09-28 Jakub Jelinek <jakub@redhat.com>
2655 * gimple-ssa-sprintf.c: Fix comment formatting.
2656 (format_integer): Use is_gimple_assign.
2657 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
2658 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
2659 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
2660 (pass_sprintf_length::execute): Use is_gimple_call.
2662 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
2664 * gimple-fold.c (gimple_fold_builtin): After failing to fold
2665 strchr, also try the generic folding.
2667 2016-09-28 Martin Sebor <msebor@redhat.com>
2670 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
2673 2016-09-28 Martin Sebor <msebor@redhat.com>
2676 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
2677 length modifier is not expected.
2678 (format_floating): Ignore l length modifier and fail gracefuly
2679 when it isn't one of the other expected ones.
2681 2016-09-28 Martin Sebor <msebor@redhat.com>
2684 * varasm.c (assemble_addr_to_section): Increase local buffer size.
2686 2016-09-27 Richard Biener <rguenther@suse.de>
2688 * dwarf2out.c (cu_die_list): New global.
2689 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
2690 main_comp_unit_die to cu_die_list if we created it.
2691 Move break_out_includes ...
2692 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
2695 2016-09-28 Richard Biener <rguenther@suse.de>
2697 * dwarf2out.c (struct die_struct): Add removed flag.
2698 (lookup_type_die): If the DIE is marked as removed, clear
2699 TYPE_SYMTAB_DIE and return NULL.
2700 (lookup_decl_die): If the DIE is marked as removed, remove it
2701 from the hash and return NULL.
2702 (mark_removed): New helper.
2703 (prune_unused_types_prune): Call it for removed DIEs.
2704 (gen_subprogram_die): Move the premark_used_types call to after
2705 DIEs for the functions scopes are generated.
2706 (process_scope_var): Do not re-create pruned types or type decls.
2707 Make sure to also re-parent type decls.
2708 (dwarf2out_finish): Move unused type pruning and debug_types
2710 (dwarf2out_early_finish): ... here.
2712 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
2714 * config/arc/arc-c.c: New file.
2715 * config/arc/arc-c.def: Likewise.
2716 * config/arc/t-arc: Likewise.
2717 * config.gcc: Include arc-c.o as c and cpp object.
2718 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
2719 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
2720 arc_cpu_cpp_builtins.
2722 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
2724 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
2725 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
2727 2016-09-28 Nathan Sidwell <nathan@acm.org>
2729 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
2732 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
2734 PR tree-optimization/61056
2735 * gimple-fold.c (gimple_fold_builtin_strchr):
2736 New function to optimize strchr (s, 0) to strlen.
2737 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
2739 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
2741 PR tree-optimization/77724
2742 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
2743 Add tree_fits_shwi_p check.
2745 2016-09-27 Jakub Jelinek <jakub@redhat.com>
2747 * auto-inc-dec.c (try_merge): Remove break after return.
2748 * cselib.c (autoinc_split): Likewise.
2749 * explow.c (promote_mode): Likewise.
2750 * fixed-value.c (fixed_arithmetic): Likewise.
2751 * hsa.c (hsa_internal_fn::get_arity): Likewise.
2752 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
2753 * trans-mem.c (get_attrs_for): Likewise.
2754 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
2755 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
2756 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
2757 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
2758 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
2759 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
2760 * config/cris/cris.c (cris_op_str): Likewise.
2761 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
2762 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
2764 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
2766 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
2767 IFN_GOACC_REDUCTION_CODES): New.
2768 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
2769 ifn_goacc_reduction_kind): Use them.
2770 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
2771 of internal functions, when applicable.
2773 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
2775 * config/mips/constraints.md (d): Fix documentation.
2776 * doc/md.texi (Machine Constraints): Update accordingly.
2778 2016-09-27 Richard Biener <rguenther@suse.de>
2780 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
2781 cur_line_info_table initialization ...
2782 (dwarf2out_assembly_start): ... here.
2784 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
2786 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
2787 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
2788 (*thumb2_movhi_vfp): Likewise.
2789 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
2790 template. Expand predicable attribute to mark VMOV.F16 as not
2791 predicable. Add "arch" attribute.
2792 (*thumb2_movhi_fp16): Likewise.
2793 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
2794 (*thumb2_movsi_vfp): Add "arch" attribute.
2796 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
2798 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
2801 2016-09-27 Marek Polacek <polacek@redhat.com>
2803 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
2806 * config/c6x/c6x.h: Adjust fall through comment.
2807 * config/sh/sh.c (final_prescan_insn): Likewise.
2808 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
2809 (visium_expand_fp_cstore): Likewise.
2811 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2813 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
2814 expected by -Wimplicit-fallthrough.
2815 (thumb1_size_rtx_costs): Likewise.
2816 (thumb2_reorg): Likewise.
2817 (tls_mentioned_p): Add "Fall through" comment.
2818 (thumb2_reorg): Likewise.
2819 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
2820 comment form expected by -Wimplicit-fallthrough.
2822 2016-09-27 Martin Liska <mliska@suse.cz>
2824 PR gcov-profile/46266
2825 * input.h (RESERVED_LOCATION_P): New macro.
2826 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
2827 instread of comparison with UNKNOWN_LOCATION.
2829 2016-09-27 Richard Biener <rguenther@suse.de>
2831 PR tree-optimization/77745
2832 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2833 When removing redundant stores make sure to check compatibility
2834 of the TBAA state for downstream accesses.
2835 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
2836 value-numbering virtual operands for store matches.
2838 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
2841 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
2842 movrt patterns. Match them before anything else in the SET case.
2844 2016-09-27 Martin Liska <mliska@suse.cz>
2846 PR gcov-profile/7970
2847 PR gcov-profile/16855
2848 PR gcov-profile/44779
2849 * coverage.c (build_gcov_exit_decl): New function.
2850 (coverage_obj_init): Call the function and generate __gcov_exit
2852 * doc/gcov.texi: Document when __gcov_exit function is called.
2854 2016-09-27 Marek Polacek <polacek@redhat.com>
2857 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
2858 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
2859 -Wno-error instead of -Wno-implicit-fallthrough.
2861 2016-09-27 Martin Liska <mliska@suse.cz>
2864 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
2866 2016-09-27 Jakub Jelinek <jakub@redhat.com>
2868 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
2869 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
2870 comments. Remove break after return.
2871 (ix86_fp_compare_code_to_integer, has_dispatch,
2872 ix86_simd_clone_usable): Remove break after return.
2874 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
2876 PR rlt-optimization/77714
2877 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
2880 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
2883 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
2884 extract_range_from_unary_expr to convert value_range.
2885 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
2886 (extract_range_from_unary_expr): This.
2887 * tree-vrp.h (extract_range_from_unary_expr): Declare.
2889 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
2891 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
2893 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2895 * config/i386/i386.c (ix86_print_operand)
2896 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
2897 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
2898 (epilogue_renumber): Likewise.
2900 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
2903 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
2904 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
2906 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
2908 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
2909 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
2910 is_mm_seq_cst, is_mm_sync): Move to ...
2911 * memmodel.h: This. New file.
2912 * builtins.c: Include memmodel.h.
2913 * optabs.c: Likewise.
2915 * config/aarch64/aarch64.c: Likewise.
2916 * config/alpha/alpha.c: Likewise.
2917 * config/arm/arm.c: Likewise.
2918 * config/i386/i386.c: Likewise.
2919 * config/ia64/ia64.c: Likewise.
2920 * config/mips/mips.c: Likewise.
2921 * config/rs6000/rs6000.c: Likewise.
2922 * config/sparc/sparc.c: Likewise.
2923 * genconditions.c: Include memmodel.h in generated file.
2924 * genemit.c: Likewise.
2925 * genoutput.c: Likewise.
2926 * genpeep.c: Likewise.
2927 * genpreds.c: Likewise.
2928 * genrecog.c: Likewise.
2930 2016-09-26 David Malcolm <dmalcolm@redhat.com>
2932 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
2933 "c" instead when parsing characters. Move operand parsing into...
2934 (read_rtx_operand): ...this new function, renaming "i" to "idx",
2935 and tightening the scope of various locals.
2937 2016-09-26 Liu Hao <lh_mouse@126.com>
2939 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
2941 2016-09-26 Marek Polacek <polacek@redhat.com>
2943 * system.h: Use __has_attribute to check whether the fallthrough
2944 attribute is supported.
2946 2016-09-26 Marek Polacek <polacek@redhat.com>
2948 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
2949 gimple_call_internal_p.
2950 * ipa-split.c (find_return_bb): Likewise.
2951 (execute_split_functions): Likewise.
2952 * omp-low.c (dump_oacc_loop_part): Likewise.
2953 (oacc_loop_xform_head_tail): Likewise.
2954 * predict.c (predict_loops): Likewise.
2955 * sanopt.c (pass_sanopt::execute): Likewise.
2956 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
2957 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
2958 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
2959 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
2960 (expand_ifn_va_arg): Likewise.
2961 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
2962 (optimize_mask_stores): Likewise.
2963 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
2964 (vect_transform_stmt): Likewise.
2965 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
2966 * tsan.c (instrument_memory_accesses): Likewise.
2968 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2969 Alexander Monakov <amonakov@ispras.ru>
2971 * regrename.c (rename_chains): Check
2972 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
2973 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
2974 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
2976 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2978 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
2979 (s390_sched_score): Likewise.
2981 2016-09-26 Martin Liska <mliska@suse.cz>
2983 * doc/gcov.texi: Update program output of gcov tool.
2985 2016-09-26 Martin Liska <mliska@suse.cz>
2987 PR gcov-profile/23332
2988 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
2989 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
2990 * value-prof.c (dump_histogram_value): Do not handle
2991 HIST_TYPE_CONST_DELTA.
2992 (stream_in_histogram_value): Likewise.
2993 (gimple_find_values_to_profile): Likewise.
2994 * value-prof.h (enum hist_type): Likewise.
2996 2016-09-26 Martin Liska <mliska@suse.cz>
2998 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
2999 from default sanitize recover values.
3000 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
3001 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
3002 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
3004 * opts.c (finish_options): Do a generic loop over options
3005 that can be recovered.
3006 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
3008 (common_handle_option): Likewise.
3009 * opts.h: Declare can_recover to sanitizer_opts_s.
3011 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
3013 * target.def(elf_flags_numeric): Change documentation to present tense.
3014 * doc/tm.texi: Regenerate.
3016 2016-09-26 Marek Polacek <polacek@redhat.com>
3019 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
3020 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
3021 -Wno-switch-fallthrough.
3022 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
3023 (expand_builtin): Likewise.
3024 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
3025 * convert.c (convert_to_real_1): Likewise.
3026 (convert_to_integer_1): Likewise.
3027 * final.c (output_alternate_entry_point): Likewise.
3028 * genattrtab.c (make_canonical): Likewise.
3029 (write_test_expr): Likewise.
3030 * genpreds.c (validate_exp): Likewise.
3031 * gimple-ssa-strength-reduction.c
3032 (find_candidates_dom_walker::before_dom_children): Likewise.
3033 * godump.c (go_format_type): Likewise.
3034 * reload1.c (elimination_effects): Likewise.
3035 * resource.c (mark_referenced_resources): Likewise.
3036 (mark_set_resources): Likewise.
3037 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
3038 * varasm.c (output_addressed_constants): Likewise.
3040 2016-09-26 Marek Polacek <polacek@redhat.com>
3043 * common.opt (Wimplicit-fallthrough): New option.
3044 * doc/extend.texi: Document statement attributes and the fallthrough
3046 * doc/invoke.texi: Document -Wimplicit-fallthrough.
3047 * gimple.h (gimple_call_internal_p): New function.
3048 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
3049 (struct label_entry): New struct.
3050 (find_label_entry): New function.
3051 (case_label_p): New function.
3052 (collect_fallthrough_labels): New function.
3053 (last_stmt_in_scope): New function.
3054 (should_warn_for_implicit_fallthrough): New function.
3055 (warn_implicit_fallthrough_r): New function.
3056 (maybe_warn_implicit_fallthrough): New function.
3057 (expand_FALLTHROUGH_r): New function.
3058 (expand_FALLTHROUGH): New function.
3059 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
3060 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
3061 (gimplify_label_expr): New function.
3062 (gimplify_case_label_expr): Set location.
3063 (gimplify_expr): Call gimplify_label_expr.
3064 * internal-fn.c (expand_FALLTHROUGH): New function.
3065 * internal-fn.def (FALLTHROUGH): New internal function.
3066 * langhooks.c (lang_GNU_OBJC): New function.
3067 * langhooks.h (lang_GNU_OBJC): Declare.
3068 * system.h (gcc_fallthrough): Define.
3069 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
3070 * tree.h (FALLTHROUGH_LABEL_P): Define.
3072 2016-09-26 Richard Biener <rguenther@suse.de>
3074 * dwarf2out.c (stripattributes): Remove unused function.
3075 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
3076 Push dwarf_split_debug_info handling into init_sections_and_labels.
3077 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
3078 (DEBUG_MACRO_SECTION_FLAGS): Remove.
3079 (debug_macinfo_section_name): New global.
3080 (output_macinfo): Use debug_macinfo_section_name.
3081 (init_sections_and_labels): Split out section and label generation
3082 from dwarf2out_init. Set debug_macinfo_section_name.
3083 (dwarf2out_init): Move text section label generation and emission
3085 (dwarf2out_assembly_start): ... here.
3086 (dwarf2out_finish): Call init_sections_and_labels before DWARF
3089 2016-09-26 Richard Biener <rguenther@suse.de>
3092 * cgraphunit.c (analyze_functions): Before early removing
3093 global vars calls the late_global_decl debug handler mark
3094 the variable as readonly.
3096 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
3099 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
3100 (sh_rtx_costs): Handle SET of movt and movrt patterns.
3101 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
3102 declare new overloads.
3103 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
3106 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3108 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
3109 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
3111 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
3113 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
3114 * configure: Regenerate.
3116 2016-09-24 Marek Polacek <polacek@redhat.com>
3119 * doc/invoke.texi: Document -Wbool-operation.
3121 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3123 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
3124 * config/rs6000/rs6000.c (expand_block_compare): New function used by
3125 cmpmemsi pattern to do builtin expansion of memcmp ().
3126 (compute_current_alignment): Add helper function for
3127 expand_block_compare used to compute alignment as the compare proceeds.
3128 (select_block_compare_mode): Used by expand_block_compare to select
3129 the mode used for reading the next chunk of bytes in the compare.
3130 (do_load_for_compare): Used by expand_block_compare to emit the load
3131 insns for the compare.
3132 (rs6000_emit_dot_insn): Moved this function to avoid a forward
3133 reference from expand_block_compare ().
3134 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
3135 prototype for this function.
3136 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
3137 target option for controlling how much code inline expansion of
3138 memcmp() will be allowed to generate.
3140 2016-09-23 Jakub Jelinek <jakub@redhat.com>
3142 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
3143 hook_bool_mode_false, hook_bool_mode_true,
3144 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
3145 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
3146 hook_bool_const_rtx_insn_const_rtx_insn_true,
3147 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
3148 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
3149 hook_bool_const_tree_hwi_hwi_const_tree_false,
3150 hook_bool_const_tree_hwi_hwi_const_tree_true,
3151 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
3152 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
3153 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
3154 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
3155 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
3156 hook_bool_const_tree_true, hook_bool_tree_tree_false,
3157 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
3158 hook_bool_rtx_insn_true, hook_bool_rtx_false,
3159 hook_bool_uintp_uintp_false,
3160 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
3161 hook_rtx_tree_int_null, hook_uint_mode_0,
3162 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
3163 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
3164 hook_constcharptr_const_rtx_insn_null,
3165 hook_constcharptr_const_tree_const_tree_null,
3166 hook_constcharptr_int_const_tree_null,
3167 hook_constcharptr_int_const_tree_const_tree_null,
3168 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
3169 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
3170 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
3172 * vec.h (vNULL): Extend comment to say = vNULL initialization
3173 isn't needed for static vars.
3175 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
3176 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
3177 = vNULL initialization of file scope vec.
3178 * passes.c (pass_tab, enabled_pass_uid_range_tab,
3179 disabled_pass_uid_range_tab): Likewise.
3180 * haifa-sched.c (sched_luids, h_i_d): Likewise.
3181 * tree-chkp-opt.c (check_infos): Likewise.
3182 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
3184 * vec.h (vnull::operator vec): Add constexpr keyword for
3187 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
3189 PR tree-optimization/77654
3190 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
3191 to duplicate_ssa_name_ptr_info.
3193 2016-09-23 David Malcolm <dmalcolm@redhat.com>
3195 PR preprocessor/77672
3196 * input.c (selftest::test_lexer_string_locations_simple): Update
3197 test to expect location information of the terminator character
3198 at the location of the final closing quote.
3199 (selftest::test_lexer_string_locations_hex): Likewise.
3200 (selftest::test_lexer_string_locations_oct): Likewise.
3201 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
3202 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
3203 (selftest::test_lexer_string_locations_ucn4): Likewise.
3204 (selftest::test_lexer_string_locations_ucn8): Likewise.
3205 (selftest::test_lexer_string_locations_u8): Likewise.
3206 (selftest::test_lexer_string_locations_utf8_source): Likewise.
3207 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
3208 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
3209 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
3210 (selftest::test_lexer_string_locations_macro): Likewise.
3211 (selftest::test_lexer_string_locations_long_line): Likewise.
3213 2016-09-23 Richard Biener <rguenther@suse.de>
3215 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
3216 virtual definition to virtual use if the call devirtualizes
3217 to a const or pure function.
3218 (visit_use): Also visit calls we can devirtualize to a
3219 const or pure function.
3221 2016-09-23 Richard Biener <rguenther@suse.de>
3223 PR tree-optimization/77697
3224 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
3225 signal error if we have sth ternary or unhandled.
3227 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3229 * config/arm/arm_neon.h (vabd_f16): New.
3263 (vcvt_f16_s16): New.
3264 (vcvt_f16_u16): New.
3265 (vcvt_s16_f16): New.
3266 (vcvt_u16_f16): New.
3267 (vcvtq_f16_s16): New.
3268 (vcvtq_f16_u16): New.
3269 (vcvtq_s16_f16): New.
3270 (vcvtq_u16_f16): New.
3271 (vcvta_s16_f16): New.
3272 (vcvta_u16_f16): New.
3273 (vcvtaq_s16_f16): New.
3274 (vcvtaq_u16_f16): New.
3275 (vcvtm_s16_f16): New.
3276 (vcvtm_u16_f16): New.
3277 (vcvtmq_s16_f16): New.
3278 (vcvtmq_u16_f16): New.
3279 (vcvtn_s16_f16): New.
3280 (vcvtn_u16_f16): New.
3281 (vcvtnq_s16_f16): New.
3282 (vcvtnq_u16_f16): New.
3283 (vcvtp_s16_f16): New.
3284 (vcvtp_u16_f16): New.
3285 (vcvtpq_s16_f16): New.
3286 (vcvtpq_u16_f16): New.
3287 (vcvt_n_f16_s16): New.
3288 (vcvt_n_f16_u16): New.
3289 (vcvtq_n_f16_s16): New.
3290 (vcvtq_n_f16_u16): New.
3291 (vcvt_n_s16_f16): New.
3292 (vcvt_n_u16_f16): New.
3293 (vcvtq_n_s16_f16): New.
3294 (vcvtq_n_u16_f16): New.
3308 (vmul_lane_f16): New.
3311 (vmulq_lane_f16): New.
3333 (vrsqrteq_f16): New.
3337 (vrsqrtsq_f16): New.
3341 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3343 * config.gcc (extra_headers): Add arm_fp16.h
3344 * config/arm/arm_fp16.h: New.
3345 * config/arm/arm_neon.h: Include "arm_fp16.h".
3347 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3349 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
3351 (vmulf): New (v8hf, v4hf variants).
3352 (vfma): New (v8hf, v4hf variants).
3353 (vfms): New (v8hf, v4hf variants).
3354 (vsub): New (v8hf, v4hf variants).
3355 (vcage): New (v8hf, v4hf variants).
3356 (vcagt): New (v8hf, v4hf variants).
3357 (vcale): New (v8hf, v4hf variants).
3358 (vcalt): New (v8hf, v4hf variants).
3359 (vceq): New (v8hf, v4hf variants).
3360 (vcgt): New (v8hf, v4hf variants).
3361 (vcge): New (v8hf, v4hf variants).
3362 (vcle): New (v8hf, v4hf variants).
3363 (vclt): New (v8hf, v4hf variants).
3364 (vceqz): New (v8hf, v4hf variants).
3365 (vcgez): New (v8hf, v4hf variants).
3366 (vcgtz): New (v8hf, v4hf variants).
3367 (vcltz): New (v8hf, v4hf variants).
3368 (vclez): New (v8hf, v4hf variants).
3369 (vabd): New (v8hf, v4hf variants).
3370 (vmaxf): New (v8hf, v4hf variants).
3371 (vmaxnm): New (v8hf, v4hf variants).
3372 (vminf): New (v8hf, v4hf variants).
3373 (vminnm): New (v8hf, v4hf variants).
3374 (vpmaxf): New (v4hf variant).
3375 (vpminf): New (v4hf variant).
3376 (vpadd): New (v4hf variant).
3377 (vrecps): New (v8hf, v4hf variants).
3378 (vrsqrts): New (v8hf, v4hf variants).
3379 (vabs): New (v8hf, v4hf variants).
3380 (vneg): New (v8hf, v4hf variants).
3381 (vrecpe): New (v8hf, v4hf variants).
3382 (vrnd): New (v8hf, v4hf variants).
3383 (vrnda): New (v8hf, v4hf variants).
3384 (vrndm): New (v8hf, v4hf variants).
3385 (vrndn): New (v8hf, v4hf variants).
3386 (vrndp): New (v8hf, v4hf variants).
3387 (vrndx): New (v8hf, v4hf variants).
3388 (vrsqrte): New (v8hf, v4hf variants).
3389 (vmul_lane): Add v4hf and v8hf variants.
3390 (vmul_n): Add v4hf and v8hf variants.
3391 (vext): New (v8hf, v4hf variants).
3392 (vcvts): New (v8hi, v4hi variants).
3393 (vcvts): New (v8hf, v4hf variants).
3394 (vcvtu): New (v8hi, v4hi variants).
3395 (vcvtu): New (v8hf, v4hf variants).
3396 (vcvts_n): New (v8hf, v4hf variants).
3397 (vcvtu_n): New (v8hi, v4hi variants).
3398 (vcvts_n): New (v8hi, v4hi variants).
3399 (vcvtu_n): New (v8hf, v4hf variants).
3400 (vbsl): New (v8hf, v4hf variants).
3401 (vcvtas): New (v8hf, v4hf variants).
3402 (vcvtau): New (v8hf, v4hf variants).
3403 (vcvtms): New (v8hf, v4hf variants).
3404 (vcvtmu): New (v8hf, v4hf variants).
3405 (vcvtns): New (v8hf, v4hf variants).
3406 (vcvtnu): New (v8hf, v4hf variants).
3407 (vcvtps): New (v8hf, v4hf variants).
3408 (vcvtpu): New (v8hf, v4hf variants).
3410 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3412 * config/arm/arm-builtins.c (hf_UP): New.
3414 (vfp_builtin_data): New. Update comment.
3415 (enum arm_builtins): Include "arm_vfp_builtins.def".
3416 (ARM_BUILTIN_VFP_PATTERN_START): New.
3417 (arm_init_vfp_builtins): New.
3418 (arm_init_builtins): Add arm_init_vfp_builtins.
3419 (arm_expand_vfp_builtin): New.
3420 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
3422 * config/arm/arm_vfp_builtins.def: New file.
3423 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
3424 (arm-builtins.o): Likewise.
3426 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
3429 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
3430 from constant while creating value range.
3432 2016-09-23 Renlin Li <renlin.li@arm.com>
3434 * ira.c (ira): Move ira_use_lra_p initialization code to ...
3435 (ira_init_once): Here.
3437 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
3438 Jakub Jelinek <jakub@redhat.com>
3440 * hooks.h (hook_uint_uintp_false): Rename to...
3441 (hook_bool_uint_uintp_false): ... this.
3442 * hooks.c (hook_uint_uintp_false): Rename to...
3443 (hook_bool_uint_uintp_false): ... this.
3444 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
3445 instead of hook_uint_uintp_false.
3447 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3449 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
3450 (arm_init_builtins): Move body of a loop to the standalone
3451 function arm_init_neon_builtin.
3452 (arm_expand_neon_builtin_1): New. Update comment. Function body
3453 moved from arm_neon_builtin with some white-space fixes.
3454 (arm_expand_neon_builtin): Move code into the standalone function
3455 arm_expand_neon_builtin_1.
3457 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3459 * config/arm/iterators.md (VCVTHI): New.
3460 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
3464 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
3465 (V_HALF): Add V4HF. Fix white-space.
3466 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
3467 (V_s_elem): Likewise.
3468 (V_sz_elem): Fix white-space.
3469 (V_elem_ch): Likewise.
3471 (scalar_mul_constraint): Add V8HF and V4HF.
3472 (Is_float_mode): Fix white-space.
3473 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
3474 (q): Add HF. Fix white-space.
3477 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
3478 (neon_vfm_lane_as): New.
3479 * config/arm/neon.md (add<mode>3_fp16): New.
3480 (sub<mode>3_fp16): New.
3481 (mul<mode>3add<mode>_neon): New.
3482 (fma<VH:mode>4_intrinsic): New.
3483 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
3484 (fmsub<VH:mode>4_intrinsic): New.
3485 (<absneg_str><mode>2): New.
3486 (neon_v<absneg_str><mode>): New.
3487 (neon_v<fp16_rnd_str><mode>): New.
3488 (neon_vrsqrte<mode>): New.
3489 (neon_vpaddv4hf): New.
3490 (neon_vadd<mode>): New.
3491 (neon_vsub<mode>): New.
3492 (neon_vmulf<mode>): New.
3493 (neon_vfma<VH:mode>): New.
3494 (neon_vfms<VH:mode>): New.
3495 (neon_vc<cmp_op><mode>): New.
3496 (neon_vc<cmp_op><mode>_fp16insn): New
3497 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
3498 (neon_vca<cmp_op><mode>): New.
3499 (neon_vca<cmp_op><mode>_fp16insn): New.
3500 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
3501 (neon_vc<cmp_op>z<mode>): New.
3502 (neon_vabd<mode>): New.
3503 (neon_v<maxmin>f<mode>): New.
3504 (neon_vp<maxmin>fv4hf: New.
3505 (neon_<fmaxmin_op><mode>): New.
3506 (neon_vrecps<mode>): New.
3507 (neon_vrsqrts<mode>): New.
3508 (neon_vrecpe<mode>): New (VH variant).
3509 (neon_vdup_lane<mode>_internal): New.
3510 (neon_vdup_lane<mode>): New.
3511 (neon_vcvt<sup><mode>): New (VCVTHI variant).
3512 (neon_vcvt<sup><mode>): New (VH variant).
3513 (neon_vcvt<sup>_n<mode>): New (VH variant).
3514 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
3515 (neon_vcvt<vcvth_op><sup><mode>): New.
3516 (neon_vmul_lane<mode>): New.
3517 (neon_vmul_n<mode>): New.
3518 * config/arm/unspecs.md (UNSPEC_VCALE): New
3519 (UNSPEC_VCALT): New.
3520 (UNSPEC_VFMA_LANE): New.
3521 (UNSPECS_VFMS_LANE): New.
3523 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3525 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
3526 ("*extzv<mode><clobbercc_or_nocc>"):
3527 Correct a typo in a comment.
3529 ("*insv<mode>_zEC12", "*insv<mode>_z10")
3530 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
3531 ("*insv<mode>_zEC12_appendbitsleft")
3532 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
3533 ("*insv<mode>_z10_appendbitsleft"): Ditto.
3534 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
3535 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
3536 Provide pattern with operands switched.
3537 ("*pre_z10_extv<mode>"):
3538 Use new subst patterns.
3539 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
3540 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
3541 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
3542 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
3543 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
3544 ("*<risbg_n>_sidi_ior_and_lshiftrt")
3545 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
3547 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
3548 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
3549 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
3551 ("SINT"): New mode_iterator with SI, HI, QI.
3552 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
3553 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
3556 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3558 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
3559 new interface of s390_contiguous_bitmask_p.
3560 ("contiguous_bitmask_nowrap_operand"): New predicate.
3561 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
3562 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
3563 of s390_contiguous_bitmask_p.
3564 ("NxxDw"): Rename NxxDq constraint to NxxDw.
3565 ("NxxSw"): New constraint.
3566 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
3567 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
3569 (s390_contiguous_bitmask_nowrap_p): Export.
3570 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
3571 former s390_contiguous_bitmask_p.
3572 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
3573 detect contiguous bit ranges with wraparound. Change signature to
3574 return START and END position instead of POS and LENGTH.
3575 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
3576 ranges with wraparound.
3577 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
3578 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
3579 Adapt to new signature of s390_contiguous_bitmask_p.
3581 2016-09-23 Bin Cheng <bin.cheng@arm.com>
3583 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
3584 (create_intersect_range_checks): New.
3585 (vect_create_cond_for_alias_checks): Call above function.
3587 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3589 * config/arm/iterators.md (Code iterators): Fix some white-space
3593 (FCVT): Moved from vfp.md.
3594 (VCVT_HF_US_N): New.
3595 (VCVT_SI_US_N): New.
3600 (FCVTI32typename): Moved from vfp.md.
3601 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
3602 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
3603 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
3604 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
3605 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
3607 (fp16_rnd_str): New.
3608 (fp16_rnd_insn): New.
3609 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
3610 (UNSPEC_VCVT_HF_U_N): New.
3611 (UNSPEC_VCVT_SI_S_N): New.
3612 (UNSPEC_VCVT_SI_U_N): New.
3613 (UNSPEC_VCVTH_S): New.
3614 (UNSPEC_VCVTH_U): New.
3615 (UNSPEC_VCVTA_S): New.
3616 (UNSPEC_VCVTA_U): New.
3617 (UNSPEC_VCVTM_S): New.
3618 (UNSPEC_VCVTM_U): New.
3619 (UNSPEC_VCVTN_S): New.
3620 (UNSPEC_VCVTN_U): New.
3621 (UNSPEC_VCVTP_S): New.
3622 (UNSPEC_VCVTP_U): New.
3623 (UNSPEC_VCVTP_S): New.
3624 (UNSPEC_VCVTP_U): New.
3626 (UNSPEC_VRNDA): New.
3627 (UNSPEC_VRNDI): New.
3628 (UNSPEC_VRNDM): New.
3629 (UNSPEC_VRNDN): New.
3630 (UNSPEC_VRNDP): New.
3631 (UNSPEC_VRNDX): New.
3632 * config/arm/vfp.md (<absneg_str>hf2): New.
3634 (neon_v<fp16_rnd_str>hf): New.
3635 (neon_vrndihf): New.
3640 (*mulsf3neghf_vfp): New.
3641 (*negmulhf3_vfp): New.
3642 (*mulsf3addhf_vfp): New.
3643 (*mulhf3subhf_vfp): New.
3644 (*mulhf3neghfaddhf_vfp): New.
3645 (*mulhf3neghfsubhf_vfp): New.
3648 (fmsubhf4_fp16): New.
3652 (neon_vsqrthf): New.
3653 (neon_vrsqrtshf): New.
3654 (FCVT): Move to iterators.md.
3655 (FCVTI32typename): Likewise.
3656 (neon_vcvth<sup>hf): New.
3657 (neon_vcvth<sup>si): New.
3658 (neon_vcvth<sup>_nhf_unspec): New.
3659 (neon_vcvth<sup>_nhf): New.
3660 (neon_vcvth<sup>_nsi_unspec): New.
3661 (neon_vcvth<sup>_nsi): New.
3662 (neon_vcvt<vcvth_op>h<sup>si): New.
3663 (neon_<fmaxmin_op>hf): New.
3665 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3667 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
3668 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
3669 ("*insv<mode>_zEC12_appendbitsleft")
3670 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
3671 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
3673 2016-09-23 Jakub Jelinek <jakub@redhat.com>
3675 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
3676 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
3677 construct values without normalization.
3678 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
3679 static local lhs_ops to vNULL.
3681 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3682 Jiong Wang <jiong.wang@arm.com>
3684 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
3685 available when FP16 instructions are available.
3686 (output_move_vfp): Add support for 16-bit data moves.
3687 (arm_validize_comparison): Fix some white-space. Support HFmode
3688 by conversion to SFmode.
3689 * config/arm/arm.md (truncdfhf2): Fix a comment.
3690 (extendhfdf2): Likewise.
3692 (movsicc): Fix some white-space.
3694 (movsfcc): Fix some white-space.
3696 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
3697 instructions are available.
3698 (*thumb2_movhi_vfp): Likewise.
3699 (*arm_movhi_fp16): New.
3700 (*thumb2_movhi_fp16): New.
3701 (*movhf_vfp_fp16): New.
3702 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
3703 (*movhf_vfp): Likewise.
3704 (extendhfsf2): Enable when VFP FP16 instructions are available.
3705 (truncsfhf2): Enable when VFP FP16 instructions are available.
3707 2016-09-23 Martin Liska <mliska@suse.cz>
3709 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
3711 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3713 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
3715 (arm_evpc_neon_vtrn): Likewise.
3716 (arm_evpc_neon_vrev): Likewise.
3717 (arm_evpc_neon_vext): Likewise.
3718 * config/arm/arm_neon.h (vbsl_f16): New.
3722 (vdup_lane_f16): New.
3723 (vdupq_lane_f16): New.
3736 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
3737 (vdup_lane): New (v8hf, v4hf variants).
3738 (vext): New (v8hf, v4hf variants).
3739 (vbsl): New (v8hf, v4hf variants).
3740 * config/arm/iterators.md (VDQWH): New.
3742 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
3743 (Scalar_mul_8_16): Fix white-space.
3744 (Is_d_reg): Add V4HF and V8HF.
3745 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
3746 (neon_vdup_lane<mode>): New.
3747 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
3748 (*neon_vtrn<mode>_insn): Likewise.
3749 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
3750 (*neon_vzip<mode>_insn): Likewise
3751 (neon_vuzp<mode>_internal): Likewise.
3752 (*neon_vuzp<mode>_insn): Likewise
3753 * config/arm/vec-common.md (vec_perm_const<mode>): New.
3755 2016-09-23 Jiong Wang <jiong.wang@arm.com>
3756 Matthew Wahab <matthew.wahab@arm.com>
3758 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
3759 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
3760 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
3761 available. Also fix some white-space.
3762 * config/arm/vfp.md (*arm_movhi_vfp): New.
3763 (*thumb2_movhi_vfp): New.
3765 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3767 * config/arm/arm-c.c (arm_cpu_builtins): Define
3768 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
3769 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
3771 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3773 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
3774 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
3775 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
3776 arm_v8_2a_fp16_neon_hw.
3777 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
3780 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3782 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
3783 arm_fp16_alternative_ok and arm_fp16_none_ok.
3785 2016-09-23 Martin Liska <mliska@suse.cz>
3787 * ipa-icf.c (sem_variable::merge): Replace adress with address.
3789 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3791 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
3793 ("armv8.2-a+fp16"): New.
3794 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
3795 (FL2_FP16INST): New.
3796 (FL2_FOR_ARCH8_2A): New.
3797 * config/arm/arm-tables.opt: Regenerate.
3798 * config/arm/arm.c (arm_arch8_2): New.
3799 (arm_fp16_inst): New.
3800 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
3801 for incompatible fp16-format settings.
3802 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
3803 (TARGET_NEON_FP16INST): New.
3804 (arm_arch8_2): Declare.
3805 (arm_fp16_inst): Declare.
3806 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
3807 march=armv8.2-a and march=armv8.2-a+fp16.
3808 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
3810 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
3811 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
3813 2016-09-23 Martin Liska <mliska@suse.cz>
3815 * doc/extend.texi: Remove fused-madd from i386 target options.
3817 2016-09-23 Martin Liska <mliska@suse.cz>
3819 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3822 2016-09-23 Martin Liska <mliska@suse.cz>
3824 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3827 2016-09-23 Martin Liska <mliska@suse.cz>
3830 * config/i386/i386.c (ix86_option_override_internal): Change
3831 signature and return false when there's an error related to
3833 (release_options_strings): New function.
3834 (ix86_valid_target_attribute_tree): Call the function.
3836 2016-09-23 Jakub Jelinek <jakub@redhat.com>
3838 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
3839 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
3840 (gen_hsa_ctor_assignment): Likewise.
3841 * print-tree.c (print_node): Likewise.
3842 * tree-dump.c (dequeue_and_dump): Likewise.
3843 * tree-sra.c (sra_modify_constructor_assign): Likewise.
3844 * expr.c (store_constructor): Likewise.
3845 * fold-const.c (operand_equal_p): Likewise.
3846 * tree-pretty-print.c (dump_generic_node): Likewise.
3847 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
3848 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
3850 2016-09-23 Richard Biener <rguenther@suse.de>
3852 * hooks.h (hook_uint_uintp_false): Declare.
3854 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3856 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
3857 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
3859 2016-09-22 Martin Sebor <msebor@redhat.com>
3862 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
3863 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
3864 (target_int_min): Correct computation.
3865 (format_integer): Use long long as the argument for the ll length
3867 (format_floating): Use target_int_max().
3868 (get_string_length): Same.
3869 (format_string): Avoid setting the bounded flag for strings
3871 (try_substitute_return_value): Avoid setting range info when
3872 the result isn't bounded.
3873 * varasm.c (assemble_name): Increase buffer size.
3875 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
3876 Terry Guo <terry.guo@arm.com>
3878 * target.def (elf_flags_numeric): New target hook.
3879 * targhooks.h (default_asm_elf_flags_numeric): New.
3880 * varasm.c (default_asm_elf_flags_numeric): New.
3881 (default_elf_asm_named_section): Use new target hook.
3882 * config/arm/arm.opt (mpure-code): New.
3883 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
3884 * config/arm/arm.c (arm_asm_init_sections): Add section
3885 attribute to default text section if -mpure-code.
3886 (arm_option_check_internal): Diagnose use of option with
3887 non supported targets and/or options.
3888 (arm_asm_elf_flags_numeric): New.
3889 (arm_function_section): New.
3890 (arm_elf_section_type_flags): New.
3891 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
3893 * gcc/doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
3894 * gcc/doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
3896 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
3898 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
3900 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3902 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
3903 * rtl.h: Adjust prototype.
3905 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3907 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
3908 (prev_active_insn): Likewise.
3909 (active_insn_p): Likewise.
3910 * rtl.h: Adjust prototypes.
3911 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
3912 * config/arc/arc.md: Likewise.
3913 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
3914 (branch_needs_nop_p): Likewise.
3915 (use_skip_p): Likewise.
3916 * config/sh/sh.c (gen_block_redirect): Likewise.
3917 (split_branches): Likewise.
3918 * reorg.c (optimize_skip): Likewise.
3919 (fill_simple_delay_slots): Likewise.
3920 (fill_slots_from_thread): Likewise.
3921 (relax_delay_slots): Likewise.
3922 * resource.c (mark_target_live_regs): Likewise.
3924 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3926 * config/cris/cris.c (cris_asm_output_case_end): Change argument
3928 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
3929 (prev_nonnote_nondebug_insn): Likewise.
3930 * config/cris/cris-protos.h: Adjust prototype.
3932 * jump.c (rtx_renumbered_equal_p): Adjust.
3934 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3936 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
3937 * rtl.h: Adjust prototype.
3938 * config/sh/sh.md: Adjust.
3939 * dwarf2out.c (add_var_loc_to_decl): Likewise.
3941 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3943 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
3944 (prev_nondebug_insn): Likewise.
3945 * loop-doloop.c (doloop_condition_get): Likewise.
3946 * rtl.h: Adjust prototype.
3947 * cfgloop.h: Likewise.
3949 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3951 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
3952 (prev_nonnote_insn): Likewise.
3953 * jump.c (reversed_comparison_code_parts): Likewise.
3954 (reversed_comparison): Likewise.
3955 * rtl.h: Adjust prototypes.
3956 * config/arc/arc.md: Adjust.
3957 * cse.c (find_comparison_args): Likewise.
3958 * reorg.c (redundant_insn): Change return type to rtx_insn *.
3959 (fix_reg_dead_note): Change argument type to rtx_insn *.
3960 (delete_prior_computation): Likewise.
3961 (delete_computation): Likewise.
3962 (fill_slots_from_thread): Adjust.
3963 (relax_delay_slots): Likewise.
3964 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
3965 (simplify_relational_operation_1): Likewise.
3966 (simplify_ternary_operation): Likewise.
3968 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3970 * config/arc/arc-protos.h (arc_label_align): Change type of
3971 variables from rtx to rtx_insn *.
3972 * config/arc/arc.c (arc_label_align): Likewise.
3973 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
3974 * config/bfin/bfin.c (workaround_speculation): Likewise.
3975 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
3976 (find_last_same_clock): Likewise.
3977 (reorg_split_calls): Likewise.
3978 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
3979 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
3980 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
3981 (same_cmp_following_p): Likewise.
3982 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
3983 (same_cmp_following_p): Likwise.
3984 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
3985 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
3986 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
3987 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
3988 (rl78_alloc_physical_registers_cmp): Likewise.
3989 (rl78_alloc_physical_registers_umul): Likewise.
3990 (rl78_calculate_death_notes): Likewise.
3991 * config/s390/s390-protos.h (s390_label_align): Likewise.
3992 * config/s390/s390.c (s390_label_align): Likewise.
3993 * config/sh/sh.c (barrier_align): Likewise.
3994 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
3995 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
3996 (emit_cbcond_nop): Likewise.
3998 2016-09-22 Martin Liska <mliska@suse.cz>
4001 * ipa-icf.c (sem_variable::merge): Yield merge operation if
4002 alias address matters, not necessarily address of original.
4004 2016-09-22 Richard Biener <rguenther@suse.de>
4007 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
4010 2016-09-22 Richard Biener <rguenther@suse.de>
4013 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
4014 from constant folding results.
4015 (gimple_resimplify2): Likewise.
4016 (gimple_resimplify3): Likewise.
4018 2016-09-22 Richard Biener <rguenther@suse.de>
4021 * expr.c (expand_expr_real_1): Guard array access against negative
4024 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4026 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
4028 (format_floating): Likewise.
4030 2016-09-22 Jakub Jelinek <jakub@redhat.com>
4033 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
4034 for all IFN_GOMP_SIMD_* internal fns, not just for
4035 IFN_GOMP_SIMD_ORDERED_*.
4037 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4040 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
4041 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
4042 instructions when you want to invert the test.
4043 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
4044 correct order for XXSEL.
4045 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
4046 for using XSCMP{EQ,GT,GE}DP.
4048 2016-09-21 David Malcolm <dmalcolm@redhat.com>
4050 * genconstants.c (main): Introduce noop_reader and convert call
4051 to read_md_files to a method call.
4052 * genenums.c (main): Likewise.
4053 * genmddeps.c (main): Likewise.
4054 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
4055 rtx_reader_ptr->get_top_level_filename ().
4056 (write_tm_preds_h): Likewise.
4057 (write_insn_preds_c): Likewise.
4058 * gensupport.c (class gen_reader): New subclass of rtx_reader.
4059 (rtx_handle_directive): Convert to...
4060 (gen_reader::handle_unknown_directive): ...this.
4061 (init_rtx_reader_args_cb): Convert return type from bool to
4062 rtx_reader *. Create a gen_reader instance, using it for the
4063 call to read_md_files. Return it if no errors occur.
4064 (init_rtx_reader_args): Convert return type from bool to
4066 * gensupport.h (init_rtx_reader_args_cb): Likewise.
4067 (init_rtx_reader_args_cb): Likewise.
4068 * read-md.c (struct file_name_list): Move to class rtx_reader.
4069 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
4070 (read_md_filename): Delete in favor of
4071 rtx_reader::m_read_md_filename.
4072 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
4073 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
4074 (base_dir): Delete in favor of rtx_reader::m_base_dir.
4075 (first_dir_md_include): Delete in favor of
4076 rtx_reader::m_first_dir_md_include.
4077 (last_dir_md_include_ptr): Delete in favor of
4078 rtx_reader::m_last_dir_md_include_ptr.
4079 (max_include_len): Delete.
4080 (rtx_reader_ptr): New.
4081 (fatal_with_file_and_line): Use get_filename and get_lineno
4082 accessors of rtx_reader_ptr.
4083 (require_char_ws): Likewise.
4084 (rtx_reader::read_char): New method, based on ::read_char.
4085 (rtx_reader::unread_char): New method, based on ::unread_char.
4086 (read_escape): Use get_filename and get_lineno accessors of
4088 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
4089 (read_string): Use get_filename and get_lineno accessors of
4091 (rtx_reader::rtx_reader): New ctor.
4092 (rtx_reader::~rtx_reader): New dtor.
4093 (handle_include): Convert from a function to...
4094 (rtx_reader::handle_include): ...this method, converting
4095 handle_directive from a callback to a virtual function.
4096 (handle_file): Likewise, converting to...
4097 (rtx_reader::handle_file): ...this method.
4098 (handle_toplevel_file): Likewise, converting to...
4099 (rtx_reader::handle_toplevel_file): ...this method.
4100 (rtx_reader::get_current_location): New method.
4101 (parse_include): Convert from a function to...
4102 (rtx_reader::add_include_path): ...this method, dropping redundant
4103 update to unused max_include_len.
4104 (read_md_files): Convert from a function to...
4105 (rtx_reader::read_md_files): ...this method, converting
4106 handle_directive from a callback to a virtual function.
4107 (noop_reader::handle_unknown_directive): New method.
4108 * read-md.h (directive_handler_t): Delete this typedef.
4110 (read_md_file): Delete.
4111 (read_md_lineno): Delete.
4112 (read_md_filename): Delete.
4113 (class rtx_reader): New class.
4114 (rtx_reader_ptr): New decl.
4115 (class noop_reader): New subclass of rtx_reader.
4116 (read_char): Reimplement in terms of rtx_reader::read_char.
4117 (unread_char): Reimplement in terms of rtx_reader::unread_char.
4118 (read_md_files): Delete.
4119 * read-rtl.c (read_rtx_code): Update for deletion of globals
4120 read_md_filename and read_md_lineno.
4122 2016-09-21 Jason Merrill <jason@redhat.com>
4124 * input.h (from_macro_definition_at): New.
4126 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
4128 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
4130 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
4132 PR tree-optimization/77550
4133 * tree-vect-stmts.c (create_array_ref): Change parameters.
4134 (get_group_alias_ptr_type): New function.
4135 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
4137 2016-09-21 Marek Polacek <polacek@redhat.com>
4139 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
4140 Add falls through comment.
4142 2016-09-21 Richard Biener <rguenther@suse.de>
4144 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
4145 (replace_child): Likewise.
4146 (remove_child_TAG): Adjust.
4147 (move_marked_base_types): Likewise.
4148 (prune_unused_types_prune): Clear die_sib of removed children.
4150 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
4153 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
4154 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
4156 2016-09-21 Richard Biener <rguenther@suse.de>
4158 PR tree-optimization/77648
4159 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
4161 (make_transitive_closure_constraints): Adjust comment.
4162 (make_any_offset_constraints): New function.
4163 (handle_rhs_call): Make sure to first expand a pointer to all
4164 subfields before transitively closing it.
4165 (handle_const_call): Likewise. Properly expand returned
4167 (handle_pure_call): Likewise.
4169 2016-09-21 Richard Biener <rguenther@suse.de>
4170 Jakub Jelinek <jakub@redhat.com>
4172 PR tree-optimization/77621
4173 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
4174 group at non-vectorizable stmts.
4176 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4178 PR tree-optimization/72835
4179 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
4180 (make_new_ssa_for_all_defs): Likewise.
4181 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
4183 2016-09-20 Martin Sebor <msebor@redhat.com>
4186 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
4187 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
4188 * config/linux.c (gnu_libc_printf_pointer_format): New function.
4189 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
4190 * config/sol2.c (solaris_printf_pointer_format): New function.
4191 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
4193 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
4194 * doc/tm.texi: Regenerate.
4195 * gimple-fold.h (get_range_strlen): New function.
4196 (get_maxval_strlen): Declare existing function.
4197 * gimple-fold.c (get_range_strlen): Add arguments and compute both
4198 maximum and minimum.
4199 (get_range_strlen): Define overload.
4200 (get_maxval_strlen): Adjust.
4201 * gimple-ssa-sprintf.c: New file and pass.
4202 * passes.def (pass_sprintf_length): Add new pass.
4203 * targhooks.h (default_printf_pointer_format): Declare new function.
4204 (gnu_libc_printf_pointer_format): Same.
4205 (solaris_libc_printf_pointer_format): Same.
4206 * targhooks.c (default_printf_pointer_format): Define new function.
4207 * tree-pass.h (make_pass_sprintf_length): Declare new function.
4208 * print-tree.c: Increase buffer size.
4210 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4212 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
4214 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4216 * common.opt: New option -fipa-vrp.
4217 * ipa-cp.c (ipa_get_vr_lat): New.
4218 (ipcp_vr_lattice::print): Likewise.
4219 (print_all_lattices): Call ipcp_vr_lattice::print.
4220 (ipcp_vr_lattice::meet_with): New.
4221 (ipcp_vr_lattice::meet_with_1): Likewise.
4222 (ipcp_vr_lattice::top_p): Likewise.
4223 (ipcp_vr_lattice::bottom_p): Likewsie.
4224 (ipcp_vr_lattice::set_to_bottom): Likewise.
4225 (set_all_contains_variable): Call VR set_to_bottom.
4226 (initialize_node_lattices): Init VR lattices.
4227 (propagate_vr_accross_jump_function): New.
4228 (propagate_constants_accross_call): Call
4229 propagate_vr_accross_jump_function.
4230 (ipcp_store_vr_results): New.
4231 (ipcp_driver): Handle VR.
4232 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
4233 (ipa_set_jf_unknown): Likewise.
4234 (ipa_compute_jump_functions_for_edge): Likewise.
4235 (ipa_node_params_t::duplicate): Likewise.
4236 (ipa_write_jump_function): Likewise.
4237 (ipa_read_jump_function): Likewise.
4238 (write_ipcp_transformation_info): Likewise.
4239 (read_ipcp_transformation_info): Likewise.
4240 (ipcp_update_vr): New.
4241 (ipcp_transform_function): Handle VR.
4242 * ipa-prop.h (struct ipa_vr): New.
4243 * cgraph.c: Include tree-vrp.h.
4244 * cgraphunit.c: Likewise.
4245 * ipa-utils.c: Likewise.
4248 * toplev.c: Likewise.
4249 * ipa-devirt.c: Likewise.
4250 * ipa-inline-transform.c: Likewise.
4251 * ipa-inline.c: Likewise.
4252 * ipa-profile.c: Likewise.
4254 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4256 * doc/invoke.texi: Document -fdump-tree-evrp.
4257 * passes.def: Define new pass_early_vrp.
4258 * timevar.def: Define new TV_TREE_EARLY_VRP.
4259 * tree-pass.h (make_pass_early_vrp): New.
4260 * tree-ssa-propagate.c: Make replace_uses_in non static.
4261 * tree-ssa-propagate.h: Export replace_uses_in.
4262 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
4263 (extract_range_from_assert): Factor out
4264 extract_range_for_var_from_comparison_expr.
4265 (vrp_initialize_lattice): New.
4266 (vrp_initialize): Factor out vrp_initialize_lattice.
4267 (vrp_valueize): Fix it to reject complex value ranges.
4268 (vrp_free_lattice): New.
4269 (evrp_dom_walker::before_dom_children): Likewise.
4270 (evrp_dom_walker::after_dom_children): Likewise.
4271 (evrp_dom_walker::push_value_range): Likewise.
4272 (evrp_dom_walker::pop_value_range): Likewise.
4273 (execute_early_vrp): Likewise.
4274 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
4275 (make_pass_early_vrp): New.
4277 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
4279 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
4280 instead of exact_log2.
4282 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
4285 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
4286 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
4287 (ix86_add_stmt_cost): Penalize DFmode vector operations
4288 for !TARGET_VECTORIZE_DOUBLE.
4290 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
4292 * doc/invoke.texi (Warning Options): Simplify language.
4293 (Optimize Options): Complete sentence.
4295 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
4297 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
4300 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
4303 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
4304 inits on power8 and above, use the VMRGEW instruction instead of a
4307 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
4308 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
4311 2016-09-20 Tamar Christina <tamar.christina@arm.com>
4313 * config/aarch64/arm_neon.h
4314 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
4315 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
4316 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
4318 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
4320 * config/var/vax.h (ELIMINABLE_REGS): Define.
4321 (INITIAL_ELIMINATION_OFFSET): Define.
4323 2016-09-20 Jakub Jelinek <jakub@redhat.com>
4326 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
4327 cast to void * if the cast is from some other pointer type.
4329 2016-09-20 Richard Biener <rguenther@suse.de>
4331 PR tree-optimization/77646
4332 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
4335 2016-09-20 Tamar Christina <tamar.christina@arm.com>
4337 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
4338 attributes to all inlined functions and make them extern.
4340 2016-09-20 Richard Biener <rguenther@suse.de>
4342 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
4344 * debug.c (do_nothing_debug_hooks): Adjust.
4345 * dbxout.c (dbx_debug_hooks): Likewise.
4346 * sdbout.c (sdb_debug_hooks): Likewise.
4347 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
4348 (dwarf2out_finish): Move producer, filename and
4350 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
4351 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
4353 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
4356 * doc/invoke.texi: Document -Wint-in-bool-context.
4359 * dwarf2out.c (output_loc_operands): Fix an assertion.
4361 2016-09-19 Joseph Myers <joseph@codesourcery.com>
4363 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
4364 (CR_DECIMAL_DIG): New macro.
4366 2016-09-19 Joseph Myers <joseph@codesourcery.com>
4368 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
4371 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
4373 PR rtl-optimization/77416
4374 * lra-remat.c (operand_to_remat): Process hard coded insn
4377 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4379 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
4380 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
4382 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
4384 * target.def (lra_p): Wordsmithing.
4385 * doc/tm.texi: Regenerate.
4387 2016-09-19 Jakub Jelinek <jakub@redhat.com>
4388 Jan Hubicka <jh@suse.cz>
4391 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
4392 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
4393 Call ultimate_alias_target just once, not up to 4 times.
4395 2016-09-19 Richard Biener <rguenther@suse.de>
4397 * dwarf2out.c (early_dwarf_finished): New global.
4398 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
4400 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
4401 if called from LTO exit early.
4402 (dwarf2out_late_global_decl): When being during the early
4403 debug phase do not add locations but only const value attributes.
4404 Adjust the way we generate early DIEs for LTO.
4406 2016-09-19 Richard Biener <rguenther@suse.de>
4409 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
4410 proper niter to bound the loops.
4412 2016-09-19 Richard Biener <rguenther@suse.de>
4414 PR tree-optimization/77514
4415 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
4416 search for folded stmt.
4418 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
4420 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
4421 * tree-pass.h (make_pass_early_thread_jumps): Declare.
4422 * tree-ssa-threadbackward.c (fsm_find_thread_path,
4423 fsm_find_thread_path, profitable_jump_thread_path,
4424 fsm_find_control_statement_thread_paths,
4425 find_jump_threads_backwards): Add speed_p parameter.
4426 (pass_data_early_thread_jumps): New pass.
4427 (make_pass_early_thread_jumps): New function.
4429 2016-09-17 Andreas Schwab <schwab@suse.de>
4431 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
4432 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
4434 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
4436 * recog.c (rest_of_handle_split_after_reload): Delete.
4437 (pass_split_after_reload::gate): New method.
4438 (pass_split_after_reload::execute): Call split_all_insns directly.
4440 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
4442 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
4443 parameters for functions taking long long arguments.
4445 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4448 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
4449 splat with truncate.
4451 2016-09-16 Jason Merrill <jason@redhat.com>
4453 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
4455 * hwint.c (exact_log2): Use pow2p_hwi.
4456 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
4457 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
4458 * builtins.c (get_object_alignment_2, get_object_alignment)
4459 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
4461 * calls.c (compute_argument_addresses, store_one_arg): Use
4463 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
4464 * combine.c (force_to_mode): Use least_bit_hwi.
4465 (contains_muldiv, find_split_point, combine_simplify_rtx)
4466 (simplify_if_then_else, simplify_set, force_to_mode)
4467 (if_then_else_cond, simplify_and_const_int_1)
4468 (simplify_compare_const): Use pow2p_hwi.
4469 * cse.c (fold_rtx): Use pow2p_hwi.
4470 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
4472 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
4473 (init_expmed_one_conv): Use pow2p_hwi.
4474 * expr.c (is_aligning_offset): Use pow2p_hwi.
4475 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
4476 (fold_binary_loc): Use pow2p_hwi.
4477 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
4478 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
4479 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
4480 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
4482 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
4483 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
4484 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
4485 * omp-low.c (oacc_loop_fixed_partitions)
4486 (oacc_loop_auto_partitions): Use least_bit_hwi.
4487 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
4488 * stor-layout.c (place_field): Use least_bit_hwi.
4489 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
4490 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
4491 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
4492 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
4493 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
4494 * tree-vect-data-refs.c (vect_analyze_group_access_1)
4495 (vect_grouped_store_supported, vect_grouped_load_supported)
4496 (vect_permute_load_chain, vect_shift_permute_load_chain)
4497 (vect_transform_grouped_load): Use pow2p_hwi.
4498 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
4499 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
4500 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
4502 * tsan.c (instrument_expr): Use least_bit_hwi.
4503 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
4505 2016-09-16 Andreas Schwab <schwab@suse.de>
4507 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
4509 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
4511 2016-09-16 Jakub Jelinek <jakub@redhat.com>
4514 * combine.c (rest_of_handle_combine): If any edges have been purged,
4515 free dominators if available.
4517 2016-09-16 Jakub Jelinek <jakub@redhat.com>
4518 Eric Botcazou <ebotcazou@adacore.com>
4521 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
4522 through into expand_addsub_overflow after expand_neg_overflow.
4524 2016-09-15 David Malcolm <dmalcolm@redhat.com>
4526 * diagnostic-show-locus.c
4527 (selftest::test_fixit_insert_containing_newline): New function.
4528 (selftest::test_fixit_replace_containing_newline): New function.
4529 (selftest::diagnostic_show_locus_c_tests): Call the above.
4531 2016-09-15 Bin Cheng <bin.cheng@arm.com>
4533 PR tree-optimization/77503
4534 * tree-vect-loop.c (vectorizable_reduction): Record reduction
4535 code for CONST_COND_REDUCTION at analysis stage and use it at
4537 * tree-vectorizer.h (struct _stmt_vec_info): New field.
4538 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
4539 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
4542 2016-09-15 Richard Biener <rguenther@suse.de>
4545 * fold-const.c (split_tree): Do not split constant ~X.
4547 2016-09-15 Jakub Jelinek <jakub@redhat.com>
4549 PR rtl-optimization/77425
4550 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
4554 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
4555 use %qs instead of %s where desirable, use argument instead of arg in
4556 the diagnostic wording, add list of supported strategies and
4558 (ix86_option_override_internal): Emit target("m...") instead of
4559 option("m...") in the diagnostic. Use %qs instead of %s in invalid
4560 -march/-mtune option diagnostic. Add list of supported arches/tunings
4561 and spellcheck hint. Remove prefix, suffix and sw variables, use
4562 main_args_p ? "..." : "..." in diagnostics to make translation
4565 2016-09-15 Richard Biener <rguenther@suse.de>
4567 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
4568 extra offset argument.
4569 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
4570 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
4571 to reflect new offset parameter.
4572 * doc/tm.texi: Regenerate.
4573 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
4574 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
4576 (darwin_asm_output_dwarf_offset): Likewise.
4577 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
4579 (darwin_asm_output_dwarf_offset): Pass offset argument through.
4580 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
4581 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
4583 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
4586 * ipa-icf.c (set_alias_uids): New function.
4587 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
4588 all the merged variable's referring aliases.
4590 2016-09-15 Richard Biener <rguenther@suse.de>
4592 PR tree-optimization/77514
4593 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
4594 only forced_stmts sequence.
4596 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
4598 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
4599 * cfgexpand.c (update_alias_info_with_stack_vars): Use
4600 FOR_EACH_SSA_NAME to iterate over SSA variables.
4601 (pass_expand::execute): Likewise.
4602 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
4603 * tree-cfg.c (dump_function_to_file): Likewise.
4604 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
4605 (update_ssa): Likewise.
4606 * tree-ssa-alias.c (dump_alias_info): Likewise.
4607 * tree-ssa-ccp.c (ccp_finalize): Likewise.
4608 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
4609 (create_outofssa_var_map): Likewise.
4610 (coalesce_ssa_name): Likewise.
4611 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
4612 * tree-ssa-pre.c (compute_avail): Likewise.
4613 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
4614 (scc_vn_restore_ssa_info): Likewise.
4615 (free_scc_vn): Likwise.
4616 (run_scc_vn): Likewise.
4617 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
4618 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
4619 * tree-ssa-copy.c (fini_copy_prop): Likewise.
4620 * tree-ssa.c (verify_ssa): Likewise.
4622 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
4624 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
4625 and mips64r2 as default 32-bit and 64-bit architectures.
4626 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
4627 as default 32-bit and 64-bit architectures.
4629 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
4631 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
4634 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
4636 * target.def (lra_p): Change commentary (for the manual) for the
4638 * doc/tm.texi: Regenerate.
4640 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
4642 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
4643 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
4644 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
4645 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
4647 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
4649 * targhooks.c (default_lra_p): Return true instead of false.
4651 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
4653 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
4654 hook_bool_void_false.
4655 * config/avr/avr.c: Ditto.
4656 * config/bfin/bfin.c: Ditto.
4657 * config/c6x/c6x.c: Ditto.
4658 * config/cr16/cr16.c: Ditto.
4659 * config/cris/cris.c: Ditto.
4660 * config/epiphany/epiphany.c: Ditto.
4661 * config/fr30/fr30.c: Ditto.
4662 * config/frv/frv.c: Ditto.
4663 * config/h8300/h8300.c: Ditto.
4664 * config/ia64/ia64.c: Ditto.
4665 * config/iq2000/iq2000.c: Ditto.
4666 * config/lm32/lm32.c: Ditto.
4667 * config/m32c/m32c.c: Ditto.
4668 * config/m32r/m32r.c: Ditto.
4669 * config/m68k/m68k.c: Ditto.
4670 * config/mcore/mcore.c: Ditto.
4671 * config/microblaze/microblaze.c: Ditto.
4672 * config/mmix/mmix.c: Ditto.
4673 * config/mn10300/mn10300.c: Ditto.
4674 * config/moxie/moxie.c: Ditto.
4675 * config/msp430/msp430.c: Ditto.
4676 * config/nios2/nios2.c: Ditto.
4677 * config/nvptx/nvptx.c: Ditto.
4678 * config/pa/pa.c: Ditto.
4679 * config/pdp11/pdp11.c: Ditto.
4680 * config/rl78/rl78.c: Ditto.
4681 * config/sparc/sparc.c: Ditto.
4682 * config/spu/spu.c: Ditto.
4683 * config/stormy16/stormy16.c: Ditto.
4684 * config/tilegx/tilegx.c: Ditto.
4685 * config/tilepro/tilepro.c: Ditto.
4686 * config/v850/v850.c: Ditto.
4687 * config/vax/vax.c: Ditto.
4688 * config/visium/visium.c: Ditto.
4689 * config/xtensa/xtensa.c: Ditto.
4691 2016-09-14 Jakub Jelinek <jakub@redhat.com>
4694 * tsan.c: Include target.h.
4695 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
4696 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
4697 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
4698 BUILT_IN_ATOMIC_TEST_AND_SET entries.
4699 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
4701 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
4702 Martin Liska <mliska@suse.cz>
4705 * predict.c (force_edge_cold): Add braces to a condition.
4707 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
4709 PR rtl-optimization/77289
4710 * lra-constraints.c (get_final_hard_regno): Removed.
4711 (get_hard_regno): Add new parameter final_p.
4712 (get_reg_class): Directly call lra_get_elimination_hard_regno.
4713 (operands_match_p): Adjust call to get_hard_regno.
4714 (uses_hard_regs_p): Likewise.
4715 (process_alt_operands): Likewise.
4717 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
4720 * config/msp430/msp430.c (msp430_start_function): Emit an error
4721 if a function is both weak and specifies an interrupt number.
4723 2016-09-13 Jakub Jelinek <jakub@redhat.com>
4725 PR tree-optimization/77454
4726 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
4727 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
4730 2016-09-13 Tamar Christina <tamar.christina@arm.com>
4732 * config/aarch64/aarch64-builtins.c
4733 (aarch64_init_simd_builtins): Fix builtin type signature printing.
4735 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
4737 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
4738 SFmode and SCmode arguments by reference.
4740 2016-09-13 David Malcolm <dmalcolm@redhat.com>
4742 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
4744 (selftest::test_one_liner_fixit_insert_before): ...this, and update
4745 for renaming of add_fixit_insert to add_fixit_insert_before.
4746 (selftest::test_one_liner_fixit_insert_after): New function.
4747 (selftest::test_one_liner_fixit_validation_adhoc_locations):
4748 Update for renaming of add_fixit_insert to add_fixit_insert_before.
4749 (selftest::test_one_liner_many_fixits): Likewise.
4750 (selftest::test_diagnostic_show_locus_one_liner): Update for
4751 renaming, call new test function.
4752 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
4753 renaming of add_fixit_insert to add_fixit_insert_before.
4754 (selftest::test_fixit_consolidation): Likewise.
4755 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
4757 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
4758 (selftest::test_applying_fixits_insert_before): ...this.
4759 (selftest::test_applying_fixits_insert): Update for renaming of
4760 add_fixit_insert to add_fixit_insert_before.
4761 (selftest::test_applying_fixits_insert_after): New function.
4762 (selftest::test_applying_fixits_insert_after_at_line_end): New
4764 (selftest::test_applying_fixits_insert_after_failure): New function.
4765 (selftest::test_applying_fixits_multiple): Update for renaming of
4766 add_fixit_insert to add_fixit_insert_before.
4767 (selftest::change_line): Likewise.
4768 (selftest::test_applying_fixits_unreadable_file): Likewise.
4769 (selftest::test_applying_fixits_line_out_of_range): Likewise.
4770 (selftest::test_applying_fixits_column_validation): Likewise.
4771 (selftest::test_applying_fixits_column_validation): Likewise.
4772 (selftest::edit_context_c_tests): Update for renamed test function;
4773 call new test functions.
4775 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
4777 PR tree-optimization/77536
4778 PR rtl-optimization/68212
4779 * config/rs6000/rs6000.md (div->recip splitter): Remove
4780 optimize_insn_for_speed_p condition.
4782 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
4784 * optabs.c (prepare_cmp_insn): Update documentation comment.
4786 2016-09-13 Jakub Jelinek <jakub@redhat.com>
4787 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4790 * opts.h (candidates_list_and_hint): Declare.
4791 * opts-common.c (candidates_list_and_hint): New function.
4792 (cmdline_handle_error): Use it.
4794 2016-09-12 David Malcolm <dmalcolm@redhat.com>
4796 * edit-context.c (edited_line::get_len): New accessor.
4797 (edited_file::print_diff): Split out hunk-printing into...
4798 (edited_file::print_diff_hunk): New method.
4799 (edited_file::print_diff_line): New method.
4801 2016-09-12 Andrew Pinski <apinski@cavium.com>
4803 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
4805 * config/aarch64/aarch64.c (thunderx_tunings): Enable
4806 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
4807 (aarch64_operands_ok_for_ldpstp): Return false if
4808 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
4809 was SImode and the alignment is less than 8 byte.
4810 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
4812 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
4815 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
4817 2016-09-12 Marek Polacek <polacek@redhat.com>
4819 * doc/extend.texi: Use lowercase "boolean".
4820 * doc/invoke.texi: Likewise.
4821 * doc/md.texi: Likewise.
4822 * target.def: Likewise.
4823 * doc/tm.texi: Regenerated.
4825 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4828 * expmed.c (synth_mult): Delete duplicate mode check.
4830 2016-09-10 Tom de Vries <tom@codesourcery.com>
4833 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
4835 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
4836 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
4838 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
4840 PR rtl-optimization/77289
4841 * lra-constraints.c (get_final_hard_regno): Add support for non hard
4842 register numbers. Remove support for subregs.
4843 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
4844 (get_reg_class): Delete removed get_final_hard_regno() argument.
4845 (uses_hard_regs_p): Call get_final_hard_regno().
4847 2016-09-09 Martin Sebor <msebor@redhat.com>
4851 * pretty-print.c (pp_quoted_string): New function.
4852 (pp_format): Call it for %c and %s directives.
4854 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
4856 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
4857 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
4858 INITIAL_ELIMINATION_OFFSET) : Update documentation.
4859 * target.def (frame_pointer_required, can_eliminate): Likewise.
4860 * doc/tm.texi: Regenerated.
4861 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
4863 * df-scan.c (df_hard_reg_init): Likewise.
4864 * ira.c (ira_setup_eliminable_regset): Likewise.
4865 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
4866 init_elim_table): Likewise.
4867 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
4868 set_initial_elim_offsets, update_eliminables,
4869 init_elim_table): Likewise.
4870 * rtlanal.c (get_initial_register_offset): Likewise.
4871 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
4872 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
4873 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
4874 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
4875 * config/fr30/fr30.h: Fix comment.
4876 * config/frv/frv.c: Likewise.
4877 * config/frv/frv.h: Likewise.
4878 * config/ft32/ft32.h: Likewise.
4879 * config/visium/visium.h: Likewise.
4880 * config/pa/pa64-linux.h: Likewise.
4881 * config/v850/v850.h: Likewise.
4882 * config/cris/cris.c: Likewise.
4883 * config/ia64/ia64.h: Likewise.
4884 * config/moxie/moxie.h: Likewise.
4885 * config/m32r/m32r.h: Likewise.
4887 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
4890 * config.in: Regenerate.
4891 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
4893 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
4894 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
4895 static-libmpxwrappers case.
4896 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
4897 MPX_LD_AS_NEEDED_GUARD_POP.
4898 * configure: Regenerate.
4899 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
4900 defined if linker support "--push-state"/"--pop-state".
4902 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
4904 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
4906 2016-09-09 Joseph Myers <joseph@codesourcery.com>
4908 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
4909 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
4910 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
4911 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
4912 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
4913 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
4914 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
4916 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
4917 width macros from TS 18661-1.
4918 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
4920 2016-09-08 Jakub Jelinek <jakub@redhat.com>
4923 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
4924 OMP_CLAUSE_SAFELEN_EXPR.
4926 2016-09-07 David Malcolm <dmalcolm@redhat.com>
4928 * Makefile.in (OBJS): Add substring-locations.o.
4929 * langhooks-def.h (class substring_loc): New forward decl.
4930 (lhd_get_substring_location): New decl.
4931 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
4932 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
4933 * langhooks.c (lhd_get_substring_location): New function.
4934 * langhooks.h (class substring_loc): New forward decl.
4935 (struct lang_hooks): Add field get_substring_location.
4936 * substring-locations.c: New file, taking definition of
4937 format_warning_va and format_warning_at_substring from
4938 c-family/c-format.c, making them non-static.
4939 * substring-locations.h (class substring_loc): Move class here
4940 from c-family/c-common.h. Add and rewrite comments.
4941 (format_warning_va): New decl.
4942 (format_warning_at_substring): New decl.
4943 (get_source_location_for_substring): Add comment.
4945 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
4947 * config/i386/i386.c: Add 'U' suffix to processor feature bits
4948 to avoid -Wnarrowing warning.
4949 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
4950 * opts.c: Likewise for SANITIZER_OPT bitmasks.
4952 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
4954 * config/aarch64/aarch64.c (aarch64_legitimize_address):
4955 Avoid use of base_offset if offset already in range.
4957 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
4959 * config/sh/sh-protos.h (struct sh_atomic_model,
4960 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
4961 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
4962 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
4963 * config/sh/sh.h (struct sh_atomic_model,
4964 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
4965 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
4966 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
4967 Guard with __cplusplus.
4969 2016-09-06 Jakub Jelinek <jakub@redhat.com>
4972 * config/i386/i386.c (ix86_expand_builtin): For builtin with
4973 unsupported or unknown ISA, use expand_call.
4975 2016-09-06 Martin Liska <mliska@suse.cz>
4977 PR gcov-profile/77378
4978 PR gcov-profile/77466
4979 * tree-profile.c (tree_profiling): Detect whether target can use
4980 -fprofile-update=atomic.
4982 2016-09-06 Richard Biener <rguenther@suse.de>
4984 PR tree-optimization/77479
4985 * tree-vrp.c (update_value_range): Extend overflow handling to
4988 2016-09-05 Jakub Jelinek <jakub@redhat.com>
4991 * config/i386/i386.md (isa): Add x64_avx512bw.
4992 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
4993 (kmov_isa): New mode attr.
4994 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
4995 (*zero_extend<mode>si2): Likewise.
4996 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
4998 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
5000 * doc/invoke.texi (SPU Options): nops -> NOPs.
5001 (x86 Options): Ditto.
5003 2016-09-05 Jakub Jelinek <jakub@redhat.com>
5006 * toplev.c (process_options): Temporarily set input_location
5007 to UNKNOWN_LOCATION around targetm.target_option.override () call.
5009 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
5011 PR rtl-optimization/77452
5012 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
5013 inner-mode reference to a CONST_VECTOR constant in the constant pool.
5015 2016-09-05 Marek Polacek <polacek@redhat.com>
5018 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
5020 2016-09-05 Jakub Jelinek <jakub@redhat.com>
5023 * gensupport.c (alter_output_for_subst_insn): Remove redundant
5024 *insn_out == '*' test. Don't copy unnecessary to yet another
5025 memory buffer, and don't leak it.
5027 PR rtl-optimization/77425
5028 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
5030 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
5032 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
5034 2016-09-02 David Malcolm <dmalcolm@redhat.com>
5036 * common.opt (fdiagnostics-generate-patch): New option.
5037 * diagnostic.c: Include "edit-context.h".
5038 (diagnostic_initialize): Initialize context->edit_context_ptr.
5039 (diagnostic_finish): Delete context->edit_context_ptr.
5040 (diagnostic_report_diagnostic): Add fix-it hints from the
5041 diagnostic to context->edit_context_ptr, if any.
5042 * diagnostic.h (class edit_context): Add forward decl.
5043 (struct diagnostic_context): Add field "edit_context_ptr".
5044 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
5045 -fdiagnostics-generate-patch.
5046 (-fdiagnostics-generate-patch): New item.
5047 * toplev.c: Include "edit-context.h".
5048 (process_options): Set global_dc->edit_context_ptr to a new
5049 edit_context if the options need one.
5050 (toplev::main): Handle -fdiagnostics-generate-patch by using
5051 global_dc->edit_context_ptr.
5053 2016-09-02 Jakub Jelinek <jakub@redhat.com>
5056 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
5057 map and firstprivate clauses on target construct for _Atomic
5059 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
5060 on target construct for _Atomic qualified decls.
5061 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
5063 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
5064 _Atomic qualified arguments not mentioned in uniform clause.
5066 2016-09-02 David Malcolm <dmalcolm@redhat.com>
5068 * Makefile.in (OBJS-libcommon): Add edit-context.o.
5069 * diagnostic-color.c (color_dict): Add "diff-filename",
5070 "diff-hunk", "diff-delete", and "diff-insert".
5071 (parse_gcc_colors): Update default value of GCC_COLORS in comment
5072 to reflect above changes.
5073 * doc/invoke.texi (-fdiagnostics-color): Update description of
5074 default GCC_COLORS, and of the supported capabilities.
5075 * edit-context.c: New file.
5076 * edit-context.h: New file.
5077 * input.c (struct fcache): Add field "missing_trailing_newline".
5078 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
5080 (add_file_to_cache_tab): Likewise.
5081 (fcache::fcache): Likewise.
5082 (get_next_line): Update c->missing_trailing_newline.
5083 (location_missing_trailing_newline): New function.
5084 * input.h (location_missing_trailing_newline): New decl.
5085 * selftest-run-tests.c (selftest::run_tests): Call
5086 edit_context_c_tests.
5087 * selftest.h (edit_context_c_tests): New decl.
5089 2016-09-02 Jakub Jelinek <jakub@redhat.com>
5090 Richard Biener <rguenth@suse.de>
5092 PR tree-optimization/77444
5093 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
5094 as steptype, remove redundant initialization.
5096 2016-09-02 Jakub Jelinek <jakub@redhat.com>
5099 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
5100 (sanopt_optimize_walker): Optimize away
5101 __asan_before_dynamic_init (...) followed by
5102 __asan_after_dynamic_init () without intervening memory loads/stores.
5103 * ipa-pure-const.c (special_builtin_state): Handle
5104 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
5105 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
5107 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5109 * cfg.c (free_original_copy_tables): Replace second assignment of
5110 bb_copy = NULL by bb_original = NULL.
5112 2016-09-02 Jakub Jelinek <jakub@redhat.com>
5115 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
5116 assignment added in r216794.
5118 2016-09-02 David Malcolm <dmalcolm@redhat.com>
5120 * Makefile.in (OBJS): Add typed-splay-tree.o.
5121 * selftest-run-tests.c (selftest::run_tests): Call
5122 typed_splay_tree_c_tests.
5123 * selftest.h (typed_splay_tree_c_tests): New decl.
5124 * typed-splay-tree.c: New file.
5125 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
5126 (typed_splay_tree::max): New method.
5127 (typed_splay_tree::min): New method.
5128 (typed_splay_tree::foreach): New method.
5129 (typed_splay_tree::closure): New struct.
5130 (typed_splay_tree::inner_foreach_fn): New function.
5132 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5134 * ipa-cp.c (ipcp_store_bits_results): Change option name from
5135 -fipa-cp-bit to -fipa-bit-cp.
5137 2016-09-01 Martin Sebor <msebor@redhat.com>
5139 PR tree-optimization/71831
5140 * tree-object-size.h: Return bool instead of the size and add
5141 argument for the size.
5142 * tree-object-size.c (compute_object_offset): Update signature.
5143 (addr_object_size): Same.
5144 (compute_builtin_object_size): Return bool instead of the size
5145 and add argument for the size. Handle POINTER_PLUS_EXPR when
5146 optimization is disabled.
5147 (expr_object_size): Adjust.
5148 (plus_stmt_object_size): Adjust.
5149 (pass_object_sizes::execute): Adjust.
5150 * builtins.c (fold_builtin_object_size): Adjust.
5151 * doc/extend.texi (Object Size Checking): Update.
5152 * ubsan.c (instrument_object_size): Adjust.
5154 2016-09-01 Martin Sebor <msebor@redhat.com>
5156 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
5157 it fits the output of the formatted function regardless of its
5159 * gcc/genmodes.c (parser::parse_expr): Same.
5160 * gimplify.c (gimplify_asm_expr): Same.
5161 * passes.c (pass_manager::register_one_dump_file): Same.
5162 * print-tree.c (print_node): Same.
5164 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5166 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
5168 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5170 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
5172 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5174 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
5175 * config/rs6000/vector.md: Ditto.
5176 * config/rs6000/vsx.md: Ditto.
5178 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
5180 * ipa-inline-analysis.c (param_change_prob): Get to the base object
5183 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5185 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
5186 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
5187 *return_and_restore_gpregs_<mode>_r11,
5188 *return_and_restore_gpregs_<mode>_r12,
5189 *return_and_restore_gpregs_<mode>_r1,
5190 *return_and_restore_fpregs_<mode>_r11,
5191 *return_and_restore_fpregs_<mode>_r12,
5192 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
5193 directly instead of via the "l" constraint. Renumber operands.
5196 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5198 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
5199 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
5200 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
5201 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
5202 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
5203 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
5204 *call_value_nonlocal_darwin64, reload_macho_picbase,
5205 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
5206 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
5207 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
5208 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
5209 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
5210 *save_fpregs_<mode>_r1): Ditto.
5211 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
5212 *return_and_restore_gpregs_spe): Ditto.
5214 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5216 * config/rs6000/rs6000.md
5217 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
5218 the use of the link register.
5219 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
5221 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5222 Michael Meissner <meissner@linux.vnet.ibm.com>
5225 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
5226 reg+reg addressing for TImode.
5227 (rs6000_legitimate_address_p): Only allow register indirect
5228 addressing for TImode, even without TARGET_QUAD_MEMORY.
5230 2016-09-01 Richard Biener <rguenther@suse.de>
5233 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
5234 check whether the result fits the desired result type.
5236 2016-09-01 Nathan Sidwell <nathan@acm.org>
5238 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
5240 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
5242 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
5244 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
5246 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5248 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
5249 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
5250 for comparisons of integer ZERO_EXTEND against zero.
5252 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
5254 * config/i386/i386.c (ix86_option_override_internal): Also disable the
5255 STV pass if -mstackrealign is enabled.
5257 2016-08-31 Ilya Verbin <iverbin@gmail.com>
5259 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
5262 2016-08-31 David Malcolm <dmalcolm@redhat.com>
5264 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
5265 (layout_range::intersects_line_p): New method.
5266 (test_range_contains_point_for_single_point): Rename to...
5267 (test_layout_range_for_single_point): ...this, and add testing
5268 for layout_range::intersects_line_p.
5269 (test_range_contains_point_for_single_line): Rename to...
5270 (test_layout_range_for_single_line): ...this, and add testing
5271 for layout_range::intersects_line_p.
5272 (test_range_contains_point_for_multiple_lines): Rename to...
5273 (test_layout_range_for_multiple_lines): ...this, and add testing
5274 for layout_range::intersects_line_p.
5275 (layout::layout): Populate m_fixit_hints.
5276 (layout::get_expanded_location): Handle the case of a line-span
5278 (layout::validate_fixit_hint_p): New method.
5279 (get_line_span_for_fixit_hint): New function.
5280 (layout::calculate_line_spans): Add spans for fixit-hints.
5281 (layout::should_print_annotation_line_p): New method.
5282 (layout::print_any_fixits): Drop param "richloc", instead using
5283 validated fixits in m_fixit_hints. Add "const" to hint pointers.
5284 (diagnostic_show_locus): Avoid printing blank annotation lines.
5285 (selftest::test_diagnostic_context::test_diagnostic_context):
5286 Initialize show_column and start_span.
5287 (selftest::test_diagnostic_context::start_span_cb): New static
5289 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
5290 (selftest::diagnostic_show_locus_c_tests): Update for function
5291 renamings. Call test_diagnostic_show_locus_fixit_lines.
5293 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
5295 PR tree-optimization/73714
5296 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
5298 2016-08-31 David Malcolm <dmalcolm@redhat.com>
5300 * selftest.c: Move "namespace selftest {" to top of file,
5301 removing explicit "selftest::" qualifiers throughout.
5303 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
5305 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
5307 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
5308 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
5309 Replace builtin with vector extension.
5310 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
5312 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
5313 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
5314 Replace builtin with vector extension.
5315 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
5316 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
5317 Replace builtin with vector extension.
5318 * config/i386/xmmintrin.h (__m128_u): New type.
5319 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
5320 (_mm_load_ps, _mm_store_ps): Simplify.
5322 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
5324 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
5326 2016-08-30 David Malcolm <dmalcolm@redhat.com>
5328 * diagnostic-show-locus.c (colorizer::begin_state): Support more
5329 than 3 ranges per diagnostic by alternating between color 1 and
5331 (layout::layout): Replace use of rich_location::MAX_RANGES
5332 with richloc->get_num_locations ().
5333 (layout::calculate_line_spans): Replace use of
5334 rich_location::MAX_RANGES with m_layout_ranges.length ().
5335 (layout::print_annotation_line): Handle arbitrary numbers of
5336 ranges in caret-printing by defaulting to '^'.
5337 (selftest::test_one_liner_many_fixits): New function.
5338 (test_diagnostic_show_locus_one_liner): Call it.
5339 * diagnostic.c (diagnostic_initialize): Update for renaming
5340 of rich_location::MAX_RANGES to
5341 rich_location::STATICALLY_ALLOCATED_RANGES.
5342 * diagnostic.h (struct diagnostic_context): Likewise.
5344 2016-08-30 David Malcolm <dmalcolm@redhat.com>
5346 * selftest.c (selftest::named_temp_file::named_temp_file): New
5348 (selftest::temp_source_file::~temp_source_file): Move to...
5349 (selftest::named_temp_file::~named_temp_file): ...here.
5350 (selftest::test_named_temp_file): New function.
5351 (selftest::selftest_c_tests): Call test_named_temp_file.
5352 * selftest.h (class named_temp_file): New class.
5353 (class temp_source_file): Convert to a subclass of named_temp_file.
5355 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
5357 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
5358 USEs of LR_REGNO in returns and sibcalls.
5359 (rs6000_output_mi_thunk): Similar.
5360 (rs6000_sibcall_aix): Similar.
5361 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
5362 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
5363 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
5364 Remove the USE of LR_REGNO from the patterns as well. Delete an
5366 (return_internal_<mode>): Delete.
5368 2016-08-30 Tamar Christina <tamar.christina@arm.com>
5370 * gcc/config/aarch64/aarch64-simd.md
5371 (aarch64_ld2<mode>_dreg_le): New.
5372 (aarch64_ld2<mode>_dreg_be): New.
5373 (aarch64_ld2<mode>_dreg): Removed.
5374 (aarch64_ld3<mode>_dreg_le): New.
5375 (aarch64_ld3<mode>_dreg_be): New.
5376 (aarch64_ld3<mode>_dreg): Removed.
5377 (aarch64_ld4<mode>_dreg_le): New.
5378 (aarch64_ld4<mode>_dreg_be): New.
5379 (aarch64_ld4<mode>_dreg): Removed.
5380 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
5382 2016-08-30 David Malcolm <dmalcolm@redhat.com>
5384 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
5385 redundant location param.
5386 (test_one_liner_fixit_remove): Likewise.
5387 (test_one_liner_fixit_replace): Likewise.
5388 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
5389 * gcc-rich-location.c
5390 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
5391 get_range_from_loc. Drop overload taking a const char *.
5392 * gcc-rich-location.h
5393 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
5396 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
5398 * config/linux.c (linux_libc_has_function): Return true on musl.
5400 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
5402 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
5404 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
5406 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
5407 used for abnormal egdes.
5409 2016-08-30 Jakub Jelinek <jakub@redhat.com>
5411 PR tree-optimization/72866
5412 * tree-vect-patterns.c (search_type_for_mask): Turn into
5413 a small wrapper, move all code to ...
5414 (search_type_for_mask_1): ... this new function. Add caching
5415 and adjust recursive calls.
5418 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
5419 instead of lookup_type_die (type_main_variant (type)) even for array
5423 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
5424 constant pool reference return x instead of c.
5426 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
5428 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
5431 2016-08-29 David Malcolm <dmalcolm@redhat.com>
5434 (selftest::test_make_location_nonpure_range_endpoints): Fix
5437 2016-08-29 David Malcolm <dmalcolm@redhat.com>
5439 * diagnostic-show-locus.c
5440 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
5442 (selftest::test_diagnostic_show_locus_one_liner): Call it.
5443 * input.c (get_pure_location): Move to libcpp/line-map.c.
5444 * input.h (get_pure_location): Convert decl to an inline function
5445 calling implementation in libcpp.
5447 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
5450 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
5451 template for intel asm dialect.
5452 (vec_set_hi_<mode><mask_name>): Ditto.
5454 2016-08-29 David Malcolm <dmalcolm@redhat.com>
5456 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
5457 (selftest::fail_formatted): Likewise.
5459 2016-08-29 David Malcolm <dmalcolm@redhat.com>
5461 * input.c (make_location): Call get_start and get_finish
5462 on the endpoints to avoid storing packed ranges or ad-hoc
5464 (selftest::test_make_location_nonpure_range_endpoints): New function.
5465 (selftest::input_c_tests): Call it.
5466 * input.h (get_start): New inline function.
5468 2016-08-29 Tom de Vries <tom@codesourcery.com>
5471 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
5474 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
5476 * Makefile.in (gcov-iov.h): Add dummy recipe.
5478 2016-08-29 Nathan Sidwell <nathan@acm.org>
5480 * config/nvptx/nvptx.c: #include tree-vrp.h.
5482 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
5485 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
5486 HIGH+LO construct during reload.
5488 2016-08-28 Tom de Vries <tom@codesourcery.com>
5491 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
5492 'sysv_abi va_list' attribute.
5493 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
5494 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
5497 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5499 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
5500 * emit-rtl.c (unshare_all_rtl_1): Adjust.
5501 (unshare_all_rtl_again): Likewise.
5502 * function.c (assign_stack_local_1): Likewise.
5503 (assign_stack_temp_for_type): Likewise.
5505 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5507 * cfgbuild.c (make_edges): Adjust.
5508 * cfgrtl.c (can_delete_label_p): Likewise.
5509 * dwarf2cfi.c (create_trace_edges): Likewise.
5510 * except.c (sjlj_emit_dispatch_table): Likewise.
5511 * function.h (struct expr_status): make x_forced_labels a vector.
5512 * jump.c (rebuild_jump_labels_1): Adjust.
5513 * reload1.c (set_initial_label_offsets): Likewise.
5514 * stmt.c (force_label_rtx): Likewise.
5515 (expand_label): Likewise.
5517 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5519 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
5521 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
5523 PR tree-optimization/71077
5524 PR tree-optimization/68542
5525 * fold-const.c (fold_relational_const): Fix folding of
5526 VECTOR_CST comparisons that have a scalar boolean result type.
5527 (selftest::test_vector_folding): New static function.
5528 (selftest::fold_const_c_tests): Call it.
5530 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
5532 * doc/extend.texi (SPU Built-in Functions): Remove stale
5533 references to material formerly at IBM and Sony.
5535 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
5538 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
5540 2016-08-26 David Malcolm <dmalcolm@redhat.com>
5542 * diagnostic-show-locus.c
5543 (selftest::test_fixit_consolidation): New function.
5544 (selftest::diagnostic_show_locus_c_tests): Call it.
5545 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
5546 constructor based on source_range.
5548 2016-08-26 David Malcolm <dmalcolm@redhat.com>
5550 * diagnostic-color.c (color_dict): Add "fixit-insert" and
5552 (parse_gcc_colors): Update description of default GCC_COLORS.
5553 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
5554 (colorizer::set_fixit_insert): New method.
5555 (colorizer::set_fixit_delete): New method.
5556 (colorizer::get_color_by_name): New method.
5557 (colorizer::STATE_FIXIT_INSERT): New constant.
5558 (colorizer::STATE_FIXIT_DELETE): New constant.
5559 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
5560 fields in favor of new field "m_stop_color". Add fields
5561 "m_fixit_insert" and "m_fixit_delete".
5562 (colorizer::colorizer): Update for above changes. Replace
5563 colorize_start calls with calls to get_color_by_name.
5564 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
5565 STATE_FIXIT_DELETE. Update for field renamings.
5566 (colorizer::finish_state): Simplify by using m_stop_color,
5567 rather than multiple identical "*_ce" fields.
5568 (colorizer::get_color_by_name): New method.
5569 (layout::print_any_fixits): Print insertions and replacements
5570 using the "fixit-insert" color, and deletions using the
5571 "fixit-delete" color.
5572 * doc/invoke.texi (-fdiagnostics-color): Update description of
5573 default GCC_COLORS, and of the supported capabilities.
5575 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
5577 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
5578 current_function_static_stack_size variable with the static
5579 stack frame size of the current function when
5580 flag_stack_usage_info is enabled.
5582 2016-08-26 Nathan Sidwell <nathan@acm.org>
5584 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
5585 assignment inside if condition.
5587 2016-08-26 Richard Biener <rguenther@suse.de>
5589 PR tree-optimization/69047
5590 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
5591 extracts similar to what FRE does.
5592 (non_rewritable_mem_ref_base): Likewise.
5594 2016-08-26 Joseph Myers <joseph@codesourcery.com>
5596 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
5597 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
5598 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5599 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5600 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
5602 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5603 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5604 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5605 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
5606 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5608 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5611 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
5612 reservation duration to 15 cycles.
5613 (cortex_a8_vfp_macs): Likewise.
5614 (cortex_a8_vfp_macd): Likewise.
5615 (cortex_a8_vfp_divs): Likewise.
5616 (cortex_a8_vfp_divd): Likewise.
5618 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5620 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
5621 (aarch_macro_fusion_pair_p): Use above to avoid early return.
5623 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5624 Martin Jambhor <mjambor@suse.cz>
5626 * common.opt: New option -fipa-bit-cp.
5627 * doc/invoke.texi: Document -fipa-bit-cp.
5628 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
5629 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
5630 * tree-ssa-ccp.h: New header file.
5631 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
5632 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
5633 Replace all occurences of tree parameter by two new params: signop, int.
5634 (bit_value_unop_1): Change to bit_value_unop and export it.
5635 Replace all occurences of tree parameter by two new params: signop,
5637 (bit_value_binop): Change call from bit_value_binop_1 to
5639 (bit_value_assume_aligned): Likewise.
5640 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
5641 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
5643 (ccp_finalize): Skip processing if val->mask == 0.
5644 * ipa-cp.c: Include tree-ssa-ccp.h
5645 (ipcp_bits_lattice): New class.
5646 (ipcp_param_lattice (bits_lattice): New member.
5647 (print_all_lattices): Call ipcp_bits_lattice::print.
5648 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
5649 (initialize_node_lattices): Likewise.
5650 (propagate_bits_accross_jump_function): New function.
5651 (propagate_constants_accross_call): Call
5652 propagate_bits_accross_jump_function.
5653 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
5654 (ipcp_store_bits_results): New function.
5655 (ipcp_driver): Call ipcp_store_bits_results.
5656 * ipa-prop.h (ipa_bits): New struct.
5657 (ipa_jump_func): Add new member bits of type ipa_bits.
5658 (ipa_param_descriptor): Change decl to decl_or_type.
5659 (ipa_get_param): Change decl to decl_or_type and assert on
5661 (ipa_get_type): New function.
5662 (ipcp_transformation_summary): New member bits.
5663 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
5664 (ipa_populate_param_decls): Likewise.
5665 (ipa_dump_param): Likewise.
5666 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
5668 (ipa_set_jf_unknown): Set ipa_bits::known to false.
5669 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
5671 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
5672 (ipa_write_jump_function): Add streaming for ipa_bits.
5673 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
5674 (write_ipcp_transformation_info): Add streaming for ipa_bits
5676 (read_ipcp_transfomration_info): Add support for reading streamed
5678 (ipcp_update_bits): New function.
5679 (ipcp_transform_function): Call ipcp_update_bits.
5681 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
5683 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
5684 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
5686 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
5688 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
5690 2016-08-25 Richard Biener <rguenther@suse.de>
5692 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
5693 Only add locations in late dwarf.
5694 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
5695 (dwarf2out_early_finish): But do it here.
5697 2016-08-24 Michael Collison <michael.collison@linaro.org>
5698 Michael Collison <michael.collison@arm.com>
5700 * config/arm/arm-modes.def: Add new condition code mode CC_V
5701 to represent the overflow bit.
5702 * config/arm/arm.c (maybe_get_arm_condition_code):
5703 Add support for CC_Vmode.
5704 (arm_gen_unlikely_cbranch): New function to generate common
5705 rtl conditional branches for overflow patterns.
5706 * config/arm/arm-protos.h: Add prototype for
5707 arm_gen_unlikely_cbranch.
5708 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
5709 addsi3_compareV_upper): New patterns to support signed
5710 builtin overflow add operations.
5711 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
5712 New patterns to support unsigned builtin add overflow operations.
5713 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
5714 builtin overflow subtract operations,
5715 (usubv<mode>4): New patterns to support unsigned builtin subtract
5716 overflow operations.
5717 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
5718 to support builtin overflow negate operations.
5720 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5723 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5725 * explow.c (get_dynamic_stack_size): Take known alignment of stack
5726 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
5729 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
5731 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
5732 MULTILIB_OPTIONS should be used. Small wording fixes.
5733 * genmultilib: Memorize set of all option combinations in
5734 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
5735 found in MULTILIB_OPTIONS by checking if option set is listed in
5736 combination_space. Output new and existing error message to stderr.
5738 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
5740 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
5741 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
5742 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
5743 (MULTILIB_REUSE): Remove reuse rules for option set including
5744 -mfpu=fp-armv8 and -mfpu=vfpv4
5746 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
5748 * config/arm/t-rtems: Add vfp multilib.
5750 2016-08-23 Ian Lance Taylor <iant@golang.org>
5752 * config/s390/s390.c (s390_asm_file_start): Call
5755 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5757 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
5758 initialization of all 0's to the 0 constant, instead of directly
5759 generating XOR. Add support for V4SImode vector initialization on
5760 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
5761 initialization. Change variables used in V4SFmode vector
5762 intialization. For V4SFmode vector splat on ISA 3.0, make sure
5763 any memory addresses are in index form. Add support for using
5764 VSPLTH/VSPLTB to initialize vector short and vector char vectors
5765 with all of the same element.
5766 (regno_or_subregno): New helper function to return a register
5767 number for either REG or SUBREG.
5768 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
5769 Use regno_or_subregno where possible.
5770 (rs6000_split_v4si_init_di_reg): New helper function to build up a
5771 DImode value from two SImode values in order to generate V4SImode
5772 vector initialization on 64-bit systems with direct move.
5773 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
5775 (rtx_is_swappable_p): V4SImode vector initialization insn is not
5777 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
5779 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
5780 attributes to initialize V8HImode and V16QImode vectors with the
5782 (VSX_SPLAT_COUNT): Likewise.
5783 (VSX_SPLAT_SUFFIX): Likewise.
5784 (UNSPEC_VSX_VEC_INIT): New unspec.
5785 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
5786 Allow SFmode values to come from Altivec registers.
5787 (vsx_init_v4si): New insn/split for V4SImode vector initialization
5788 on 64-bit systems with direct move.
5789 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
5790 vector initializations, to allow V4SImode vector initializations
5791 on 64-bit systems with direct move.
5792 (vsx_splat_v4si): Likewise.
5793 (vsx_splat_v4si_di): Likewise.
5794 (vsx_splat_v4sf): Likewise.
5795 (vsx_splat_v4sf_internal): Likewise.
5796 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
5798 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
5799 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
5800 initializing V8HImode and V16QImode vectors with the same
5802 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
5803 optimization if -maltivec=be.
5805 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
5807 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
5808 attribute for alternatives 3 and 4.
5810 2016-08-23 David Malcolm <dmalcolm@redhat.com>
5812 * selftest.c (selftest::assert_str_contains): New function.
5813 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
5814 * selftest.h (selftest::assert_str_contains): New decl.
5815 (ASSERT_STR_CONTAINS): New macro.
5817 2016-08-23 Richard Biener <rguenther@suse.de>
5819 PR tree-optimization/77286
5820 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
5822 (vect_transform_loop): Split exit edges of loop and scalar
5823 loop if required and at the appropriate time.
5825 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5827 * explow.c (get_dynamic_stack_size): Take known alignment of stack
5828 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
5830 Correct a typo in a comment.
5832 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5834 * config/s390/s390.md ("*andc_split"): New splitter for and with
5837 2016-08-23 Richard Biener <rguenther@suse.de>
5839 PR tree-optimization/27336
5840 * tree-vrp.c (infer_value_range): Handle stmts that can throw
5841 by looking for a non-EH edge.
5842 (process_assert_insertions_for): Likewise.
5844 2016-08-23 Richard Biener <rguenther@suse.de>
5847 * statistics.c (statistics_counter_event): Robustify against
5850 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5852 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
5853 for targets amdfam10 and barcelona.
5855 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
5857 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
5858 (zero_extend<mode>di2): Ditto.
5859 (*zero_extend<mode>si2): Ditto.
5860 (*zero_extendqihi2): Ditto.
5862 2016-08-22 Joseph Myers <joseph@codesourcery.com>
5865 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
5866 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
5868 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
5870 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
5871 identical consecutive elements.
5872 [SSA_NAME]: Print the name's def stmt on its own line. When printing
5873 the node's def stmt, avoid printing an unwanted trailing newline by
5874 replacing the call to print_gimple_stmt() with its inlined body and
5875 adjusting it to not set pp_needs_newline and to call pp_flush()
5876 instead of pp_newline_and_flush().
5878 2016-08-22 Joseph Myers <joseph@codesourcery.com>
5880 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
5881 (float32_type_node, float64_type_node, float32x_type_node)
5882 (float128x_type_node): New macros.
5883 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
5884 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
5885 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
5886 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
5887 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
5888 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
5889 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
5890 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
5891 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
5892 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
5893 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
5894 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
5895 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
5896 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
5897 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
5898 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
5899 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
5900 (copysign, fabs, huge_val, inf, nan, nans): Use it.
5901 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
5903 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
5904 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
5905 * doc/extend.texi (Other Builtins): Document these built-in
5907 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
5910 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
5912 * doc/install.texi (Binaries): www.opencsw.org now uses https.
5914 2016-08-22 Richard Biener <rguenther@suse.de>
5916 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
5918 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
5921 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
5922 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
5923 non-SSE2 athlons only, otherwise prefer SSE prefetches.
5925 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
5927 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
5928 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
5929 (vrp_visit_switch_stmt): Likewise.
5930 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
5931 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
5932 (vrp_visit_stmt): Use extract_range_from_stmt.
5933 (vrp_visit_phi_node): Use extract_range_from_phi_node.
5935 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
5937 * Makefile.in: Add tree-vrp.h to GTFILES.
5938 * gengtype.c (open_base_files): Add tree-vrp.h.
5939 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
5940 * builtins.c: Likewise.
5941 * fold-const.c: Likewise.
5942 * gimple-builder.c: Likewise.
5943 * gimple-laddress.c: Likewise.
5944 * hsa-gen.c: Likewise.
5945 * internal-fn.c: Likewise.
5947 * targhooks.c: Liewise,
5948 * tree-ssa-address.c: Likewise.
5949 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
5950 * tree-vrp.c (struct value_range): Move to tree-vrp.h
5951 * tree-vrp.h: New file.
5953 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
5955 PR tree-optimization/61839
5956 * tree-vrp.c (two_valued_val_range_p): New.
5957 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
5958 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
5959 Also Convert VAR BINOP CST where VAR is two-valued to
5960 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
5962 2016-08-19 David Malcolm <dmalcolm@redhat.com>
5964 * diagnostic-show-locus.c
5965 (layout::annotation_line_showed_range_p): New method.
5966 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
5967 Reimplement case fixit_hint::REPLACE to cover removals, and
5968 replacements where the range of the replacement isn't one
5969 of the ranges in the rich_location.
5970 (test_one_liner_fixit_replace): Likewise.
5971 (selftest::test_one_liner_fixit_replace_non_equal_range): New
5973 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
5975 (selftest::test_diagnostic_show_locus_one_liner): Call the new
5977 * diagnostic.c (print_parseable_fixits): Remove case
5980 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
5983 * config/i386/i386.c (ix86_option_override_internal): Remove
5984 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
5985 Enable SSE prefetch also for TARGET_PREFETCHWT1.
5986 Do not try to enable TARGET_PRFCHW ISA flag here.
5987 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
5988 Rewrite expander function body.
5989 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
5991 2016-08-19 Joseph Myers <joseph@codesourcery.com>
5994 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
5995 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
5996 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
5997 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
5998 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
5999 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
6000 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
6001 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
6002 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
6004 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
6006 (struct floatn_type_info): New structure type.
6007 (floatn_nx_types): New variable declaration.
6008 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
6009 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
6010 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
6011 * tree.c (floatn_nx_types): New variable.
6012 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
6013 corresponding complex types.
6014 * target.def (floatn_mode): New hook.
6015 * targhooks.c: Include "real.h".
6016 (default_floatn_mode): New function.
6017 * targhooks.h (default_floatn_mode): New prototype.
6018 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
6020 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
6021 effective-target and dg-add-options keywords.
6022 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
6023 Document new effective-target keywords.
6024 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
6025 * doc/tm.texi: Regenerate.
6026 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
6027 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
6028 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
6030 * real.h (struct real_format): Add field ieee_bits.
6031 * real.c (ieee_single_format, mips_single_format)
6032 (motorola_single_format, spu_single_format, ieee_double_format)
6033 (mips_double_format, motorola_double_format)
6034 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
6035 (ieee_extended_intel_128_format)
6036 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
6037 (mips_extended_format, ieee_quad_format, mips_quad_format)
6038 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
6039 (decimal_double_format, decimal_quad_format, ieee_half_format)
6040 (arm_half_format, real_internal_format: Initialize ieee_bits
6042 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
6043 float128_type_node. Set float80_type_node to float64x_type_node
6044 if appropriate and long_double_type_node not appropriate.
6045 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
6046 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
6047 Initialize ieee_bits field.
6048 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
6049 (rs6000_init_builtins): Set ieee128_float_type_node to
6051 (rs6000_floatn_mode): New function.
6053 2016-08-19 Jakub Jelinek <jakub@redhat.com>
6055 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
6056 _rdseed64_step): Uglify argument names and/or local variable names
6057 in inline functions.
6058 * config/i386/rtmintrin.h (_xabort): Likewise.
6059 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
6060 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
6061 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
6062 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
6063 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
6064 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
6065 _mm_maskz_ternarylogic_epi32): Likewise.
6066 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
6067 __lwpins32, __lwpins64): Likewise.
6068 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
6069 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
6070 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
6071 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
6072 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
6073 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
6074 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
6075 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
6076 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
6077 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
6078 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
6079 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
6080 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
6081 _mm256_mask_i64gather_epi32): Likewise.
6082 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
6083 * config/i386/ia32intrin.h (__writeeflags): Likewise.
6084 * config/i386/pkuintrin.h (_wrpkru): Likewise.
6085 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
6086 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
6087 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
6088 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
6089 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
6090 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
6091 _mm512_mask_prefetch_i64scatter_ps): Likewise.
6092 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
6093 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
6094 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
6095 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
6096 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
6097 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
6098 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
6099 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
6101 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
6103 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
6104 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
6106 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
6107 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
6109 (_rdpkru_u32): Add space after function name.
6111 * config/i386/t-i386 (i386-c.o): Don't depend on
6112 i386-builtin-types.inc.
6113 (i386.o): Depend on i386-builtin-types.inc.
6115 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
6118 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
6119 Use const_vec_duplicate to check for duplicated elements.
6121 2016-08-19 Richard Biener <rguenther@suse.de>
6123 PR tree-optimization/77290
6124 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
6125 Fix flag_tree_parallelize_loops check.
6127 2016-08-19 Richard Biener <rguenther@suse.de>
6129 * match.pd (x | 0 -> x): Add.
6131 2016-08-19 Richard Biener <rguenther@suse.de>
6133 PR tree-optimization/77286
6134 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
6135 Deal with virtual PHIs being out-of-order.
6137 2016-08-18 David Malcolm <dmalcolm@redhat.com>
6139 * doc/invoke.texi (fverbose-asm): Note that source code lines
6140 are emitted, and provide an example.
6141 * final.c (asm_show_source): New function.
6142 (final_scan_insn): Call asm_show_source.
6144 2016-08-18 David Malcolm <dmalcolm@redhat.com>
6146 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
6147 param with diagnostic_kind.
6148 (class colorizer): Similarly replace field m_diagnostic with
6150 (colorizer::colorizer): Replace diagnostic
6151 param with diagnostic_kind.
6152 (colorizer::begin_state): Update for above field change.
6153 (layout::layout): Replace diagnostic param with rich_location *
6154 and diagnostic_kind.
6155 (diagnostic_show_locus): Replace diagnostic param with richloc
6156 and diagnostic_kind.
6157 (class selftest::test_diagnostic_context): New class.
6158 (selftest::test_diagnostic_show_locus_unknown_location): New
6160 (selftest::test_one_liner_simple_caret): New function.
6161 (selftest::test_one_liner_caret_and_range): New function.
6162 (selftest::test_one_liner_multiple_carets_and_ranges): New
6164 (selftest::test_one_liner_fixit_remove): New function.
6165 (selftest::test_one_liner_fixit_replace): New function.
6166 (selftest::test_diagnostic_show_locus_one_liner): New function.
6167 (selftest::diagnostic_show_locus_c_tests): Call the new test
6169 * diagnostic.c (diagnostic_initialize): Initialize
6170 colorize_source_p, show_ruler_p and parseable_fixits_p.
6171 (default_diagnostic_finalizer): Update for change to
6172 diagnostic_show_locus.
6173 (diagnostic_append_note): Likewise.
6174 * diagnostic.h (diagnostic_show_locus): Replace
6175 const diagnostic_info * param with location * and diagnostic_t.
6177 2016-08-18 David Malcolm <dmalcolm@redhat.com>
6179 * input.c (saved_line_table): New global.
6180 (class selftest::temp_line_table): Rename to line_table_test and
6181 move declaration to selftest.h, and drop field m_old_line_table.
6182 (selftest::temp_line_table::temp_line_table): Rename ctor to...
6183 (selftest::line_table_test::line_table_test): ...this. Add a
6184 default ctor. Store current value of line_table within
6186 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
6187 (selftest::line_table_test::~line_table_test): ...this, and
6188 restore line_table from the saved_line_table, rather than
6190 (selftest::test_accessing_ordinary_linemaps): Update for above
6192 (selftest::test_lexer): Likewise.
6193 (struct selftest::lexer_test): Likewise.
6194 (selftest::lexer_test::lexer_test): Likewise.
6195 (selftest::input_c_tests): Move the looping over test cases from
6197 (selftest::for_each_line_table_case): New function.
6198 * input.h (saved_line_table): New decl.
6199 * selftest.h (struct selftest::line_table_case): New forward decl.
6200 (class selftest::line_table_test): New class, moved here from
6201 selftest::temp_line_table in input.c, and renamed.
6202 (selftest::for_each_line_table_case): New decl.
6204 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
6207 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
6209 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
6212 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
6213 enclosing parallel construct for reduction variables on OpenACC loop
6216 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
6218 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
6219 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
6221 (function_to_dwarf_procedure): Update comment.
6223 2016-08-18 David Malcolm <dmalcolm@redhat.com>
6225 * input.c (diagnostics_file_cache_forcibly_evict_file): New
6227 * input.h (diagnostics_file_cache_forcibly_evict_file): New
6229 * selftest.c (selftest::temp_source_file::~temp_source_file):
6230 Evict m_filename from the diagnostic file cache.
6232 2016-08-18 Richard Biener <rguenther@suse.de>
6234 * tree-pass.h (make_pass_materialize_all_clones): Declare.
6235 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
6236 make_pass_materialize_all_clones): New simple IPA pass encapsulating
6237 clone materialization.
6238 * passes.def (all_late_ipa_passes): Start with
6239 pass_materialize_all_clones.
6240 * cgraphunit.c (symbol_table::compile): Remove call to
6241 materialize_all_clones.
6242 * tree-into-ssa.c: Include statistics.h.
6243 (update_ssa): Count number of times we do incremental/rewrite
6246 2016-08-18 Richard Biener <rguenther@suse.de>
6248 PR tree-optimization/77282
6249 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
6250 When doing auto-parallelizing also prevent use of PHIs that
6251 carry dependences across loop backedges.
6253 2016-08-18 Tamar Christina <tamar.christina@arm.com>
6254 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6256 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
6258 2016-08-18 Richard Biener <rguenther@suse.de>
6260 * ssa-iterators.h (ssa_vuse_operand): New inline.
6261 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
6262 (predicate_all_scalar_phis): Use remove_phi_node to remove
6263 phi nodes predicated. Delay removing virtual PHIs.
6264 (predicate_mem_writes): Update virtual operands.
6265 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
6266 (tree_if_conversion): Do not rewrite virtual SSA form.
6267 * tree-phinodes.c (release_phi_node): Make static.
6268 * tree-phinodes.h (release_phi_node): Remove.
6270 2016-08-18 Jakub Jelinek <jakub@redhat.com>
6272 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
6273 codes that appear in bdesc_* arrays, instead include i386-builtin.def
6274 twice to define those.
6275 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
6276 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
6277 bdesc_multi_arg): Define by including i386-builtin.def the third time.
6278 * config/i386/i386-builtin.def: New file.
6280 2016-08-17 David Malcolm <dmalcolm@redhat.com>
6282 * input.c (get_source_range_for_char): Rename to...
6283 (selftest::get_source_range_for_char): ...this, and move within
6284 the #if CHECKING_P guard.
6285 (get_num_source_ranges_for_substring): Rename to...
6286 (selftest::get_num_source_ranges_for_substring): ...this, move
6287 within the #if CHECKING_P guard, and make static.
6288 (selftest::assert_num_substring_ranges): Initialize
6291 2016-08-18 Alan Modra <amodra@gmail.com>
6293 PR rtl-optimization/72771
6294 * reload.c (find_reloads): Don't assume that a subreg mem is OK
6295 when find_reloads_toplev returns address_reloaded==-1.
6296 (alternative_allows_const_pool_ref): Update comment.
6298 2015-08-17 Alan Hayward <alan.hayward@arm.com>
6300 PR tree-optimization/71752
6301 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
6302 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
6304 2016-08-17 Jakub Jelinek <jakub@redhat.com>
6306 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
6307 instead of testing ECF_NORETURN bit in gimple_call_flags.
6308 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
6309 * predict.c (tree_bb_level_predictions): Likewise.
6310 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
6313 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
6314 turning a call into __builtin_unreachable-like noreturn call, adjust
6315 gimple_call_set_fntype.
6316 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
6317 gimple_call_fntype has void return type.
6319 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
6321 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
6322 maybe_lookup_decl, to handle nested acc loop directives.
6324 2016-08-17 Richard Biener <rguenther@suse.de>
6326 PR tree-optimization/76490
6327 * tree-vrp.c (update_value_range): Preserve overflow infinities
6328 when intersecting with ranges from get_range_info.
6329 (operand_less_p): Handle overflow infinities correctly.
6330 (value_range_constant_singleton): Use vrp_operand_equal_p
6331 to handle overflow max/min correctly.
6332 (vrp_valueize): Likewise.
6333 (union_ranges): Likewise.
6334 (intersect_ranges): Likewise.
6335 (vrp_visit_phi_node): Improve iteration limitation to only
6336 apply when we'll possibly re-visit the PHI via a changed argument
6339 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
6341 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
6342 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
6343 rather than those that should not be built.
6345 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
6348 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
6350 2016-08-17 Richard Biener <rguenther@suse.de>
6352 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
6353 (verify_vssa): New function verifying virtual SSA form.
6354 (verify_ssa): Call it.
6355 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
6356 Do not apply loop-closed SSA handling to virtuals.
6357 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
6358 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
6359 when rewriting their symbol.
6360 (prepare_def_site_for): Likewise.
6361 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
6362 operands of moved stmts.
6364 2016-08-17 Richard Biener <rguenther@suse.de>
6366 PR tree-optimization/23855
6367 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
6368 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
6369 find guards to hoist. Do not update SSA form but rewrite virtuals
6370 into loop closed SSA.
6371 (find_loop_guard): Adjust to skip already hoisted guards. Do
6372 not mark virtuals for renaming or update SSA form.
6374 2016-08-17 Martin Liska <mliska@suse.cz>
6376 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
6377 a LONG_LONG_TYPE_SIZE comparison.
6378 * gcov-io.h: Remove macro definitions.
6379 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
6380 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
6383 2016-08-16 Jakub Jelinek <jakub@redhat.com>
6385 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
6386 that builtins not mentioned in bdesc_* arrays come first, then
6387 the ones mentioned in bdesc_* arrays in the order they appear in
6388 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
6389 IX86_BUILTIN__BDESC_*_LAST enumerator.
6390 (bdesc_mpx): Fix up a comment typo.
6391 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
6392 __builtin_ia32_vpcomneu[bwdq] builtins.
6393 (BDESC_VERIFY, BDESC_VERIFYS): Define.
6394 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
6395 enum ix86_builtins ordering.
6396 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
6397 for direct bdesc_* array member access instead of searching all the
6398 arrays until an fcode match is found.
6400 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
6402 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
6403 pattern as define_insn_and_split. Split insn before reload to
6405 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
6406 <shift_insn><mode>3_1.
6407 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
6408 <rotate_insn><mode>3_1.
6410 2016-08-16 David Malcolm <dmalcolm@redhat.com>
6413 * input.c (get_source_range_for_substring): Rename to...
6414 (get_source_location_for_substring): ...this, adding param
6415 "caret_idx", and converting output param from source_range * to
6417 (get_source_range_for_char): New function.
6418 (get_num_source_ranges_for_substring): Update comment to reflect
6420 (assert_char_at_range): Update to use get_source_range_for_char
6421 rather than get_source_range_for_substring.
6422 (test_lexer_string_locations_concatenation_2): Likewise.
6423 * substring-locations.h (get_source_range_for_substring): Rename
6425 (get_source_location_for_substring): ...this, and adding param
6426 "caret_idx", and converting output param from source_range * to
6429 2016-08-16 David Malcolm <dmalcolm@redhat.com>
6431 * input.c (class selftest::temp_source_file): Move to
6433 (selftest::temp_source_file::temp_source_file): Move to
6435 (selftest::temp_source_file::~temp_source_file): Likewise.
6436 * selftest.c (selftest::temp_source_file::temp_source_file): Move
6438 (selftest::temp_source_file::~temp_source_file): Likewise.
6439 * selftest.h (class selftest::temp_source_file): Move here from
6442 2016-08-16 Jakub Jelinek <jakub@redhat.com>
6445 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
6446 inlining, add cgraph edge for the added __builtin_unreachable call.
6449 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
6450 only cast it to SHWI for the final comparison.
6452 2016-08-16 Martin Liska <mliska@suse.cz>
6454 PR gcov-profile/36412
6455 * doc/gcov.texi: Document --hash-filenames(-x).
6456 * gcov.c (print_usage): Add the option.
6457 (process_args): Process the option, sort options alphabetically.
6458 (md5sum_to_hex): New function.
6459 (make_gcov_file_name): Do the md5sum and append it to a
6462 2016-08-16 Bin Cheng <bin.cheng@arm.com>
6464 PR tree-optimization/69848
6465 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
6466 and swtich operands to avoid additional NOT instruction.
6467 (vcond<v_cmp_mixed><mode>): Ditto.
6468 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
6470 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
6472 * doc/install.texi (*-*-solaris2*): Adjust latest change.
6474 2016-08-16 Richard Biener <rguenther@suse.de>
6476 PR tree-optimization/76783
6477 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
6478 BB visited flags at start.
6480 2016-08-16 Bin Cheng <bin.cheng@arm.com>
6482 PR tree-optimization/72817
6483 PR tree-optimization/73450
6484 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
6485 multiple_of_p for adjusted IV.base.
6487 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
6490 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
6491 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
6492 for !flag_finite_math_only or flag_signed_zeros.
6493 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
6494 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
6495 depend on flag_finite_math_only.
6496 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
6498 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
6499 (*ieee_smin<mode>3): Ditto.
6500 (*ieee_smax<mode>3): Ditto.
6501 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
6502 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
6504 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
6505 depend on flag_finite_math_only.
6506 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
6507 (*mmx_<code>v2sf3): Remove.
6508 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
6509 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
6510 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
6512 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
6514 PR rtl-optimization/73650
6515 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
6516 it is not a simple move.
6518 2016-08-15 Martin Liska <mliska@suse.cz>
6521 * gcc.c (do_spec_1): Call save_string with the right size.
6522 (save_string): Do an assert about string we copy.
6524 2016-08-15 Richard Biener <rguenther@suse.de>
6526 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
6527 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
6529 (pass_data_stv): Likewise.
6531 2016-08-15 Richard Biener <rguenther@suse.de>
6533 PR tree-optimization/73434
6534 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
6535 TBAA info on the base when forwarding a non-invariant address.
6537 2016-08-15 Jakub Jelinek <jakub@redhat.com>
6539 * dwarf2out.c (struct checksum_attributes): Add
6540 at_string_length_bit_size and at_string_length_byte_size fields.
6541 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
6542 and DW_AT_string_length_byte_size.
6543 (die_checksum_ordered): Handle at_string_length_bit_size and
6544 at_string_length_byte_size.
6545 (gen_array_type_die): For dwarf_version >= 5 emit
6546 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
6547 (adjust_string_types): For dwarf_version >= 5 remove
6548 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
6549 (resolve_addr): Likewise.
6552 * dwarf2out.c (string_types): New variable.
6553 (gen_array_type_die): Change early_dwarf handling of
6554 DW_AT_string_length, create DW_OP_call4 referencing the
6555 length var temporarily. Handle parameters that are pointers
6557 (adjust_string_types): New function.
6558 (gen_subprogram_die): Temporarily set string_types to local var,
6559 call adjust_string_types if needed.
6560 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
6562 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
6564 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
6566 * doc/install.texi (*-*-solaris2*): Fix version number and document
6567 requirement on GNU make for building libjava with the Solaris linker.
6569 2016-08-15 Martin Liska <mliska@suse.cz>
6570 Jakub Jelinek <jakub@redhat.com>
6572 PR tree-optimization/72824
6573 * tree-loop-distribution.c (const_with_all_bytes_same)
6574 <case VECTOR_CST>: Fix a typo.
6576 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
6579 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
6580 Renamed from _mm512_undefined_si512.
6581 (_mm_undefined_si512): New definition.
6583 2016-08-13 Richard Biener <rguenther@suse.de>
6585 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
6586 into PHIs and update the lattice for its def.
6588 2016-08-12 Jakub Jelinek <jakub@redhat.com>
6591 * ubsan.c (instrument_si_overflow): Pass true instead of false
6593 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
6594 of bbs. Return TODO_cleanup_cfg if any returned true.
6596 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6598 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
6599 ISA 3.0 MTVSRDD instruction.
6600 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
6603 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
6605 PR tree-optimization/71083
6606 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
6607 bitfield access when possible.
6609 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
6612 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
6613 sign-changing cast from a shorter unsigned type to a wider
6616 2016-08-12 Jakub Jelinek <jakub@redhat.com>
6618 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
6619 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
6620 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
6622 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6624 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
6625 Correct costs for vec_construct.
6627 2016-08-12 Bin Cheng <bin.cheng@arm.com>
6629 PR tree-optimization/69848
6630 * tree-vectorizer.h (enum vect_def_type): New condition reduction
6631 type CONST_COND_REDUCTION.
6632 * tree-vect-loop.c (vectorizable_reduction): Support new condition
6633 reudction type CONST_COND_REDUCTION.
6635 2016-08-12 Richard Biener <rguenther@suse.de>
6637 PR tree-optimization/57326
6638 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
6639 returning an SSA name.
6640 (phi_translate_1): When fully_constant_expression returns a NAME
6641 make sure we have a leader for it.
6643 2016-08-12 Martin Liska <mliska@suse.cz>
6644 Adam Fineman <afineman@afineman.com>
6646 * gcov.c (process_file): Create .gcov file when .gcda
6649 2016-08-12 Marek Polacek <polacek@redhat.com>
6652 * alias.c (find_base_value): Adjust fall through comment.
6653 * cfgexpand.c (expand_debug_expr): Likewise.
6654 * combine.c (find_split_point): Likewise.
6655 (expand_compound_operation): Likewise. Add FALLTHRU.
6656 (make_compound_operation): Adjust fall through comment.
6657 (canon_reg_for_combine): Add FALLTHRU.
6658 (force_to_mode): Adjust fall through comment.
6659 (simplify_shift_const_1): Likewise.
6660 (simplify_comparison): Likewise.
6661 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
6663 * config/aarch64/predicates.md: Likewise.
6664 * config/i386/i386.c (function_arg_advance_32): Likewise.
6665 (ix86_gimplify_va_arg): Likewise.
6666 (print_reg): Likewise.
6667 (ix86_print_operand): Likewise.
6668 (ix86_build_const_vector): Likewise.
6669 (ix86_expand_branch): Likewise.
6670 (ix86_sched_init_global): Adjust fall through comment.
6671 (ix86_expand_args_builtin): Add FALLTHRU.
6672 (ix86_expand_builtin): Likewise.
6673 (ix86_expand_vector_init_one_var): Likewise.
6674 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
6675 (rs6000_adjust_cost): Likewise.
6676 (insn_must_be_first_in_group): Likewise.
6677 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
6678 * dbxout.c (dbxout_symbol): Adjust fall through comment.
6679 * df-scan.c (df_uses_record): Likewise.
6680 * dojump.c (do_jump): Add FALLTHRU.
6681 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
6683 (resolve_args_picking_1): Adjust fall through comment.
6684 (loc_list_from_tree_1): Likewise.
6685 * expmed.c (make_tree): Likewise.
6686 * expr.c (expand_expr_real_2): Add FALLTHRU.
6687 (expand_expr_real_1): Likewise. Adjust fall through comment.
6688 * fold-const.c (const_binop): Adjust fall through comment.
6689 (fold_truth_not_expr): Likewise.
6690 (fold_cond_expr_with_comparison): Add FALLTHRU.
6691 (fold_binary_loc): Likewise.
6692 (contains_label_1): Adjust fall through comment.
6693 (multiple_of_p): Likewise.
6694 * gcov-tool.c (process_args): Add FALLTHRU.
6695 * genattrtab.c (check_attr_test): Likewise.
6696 (write_test_expr): Likewise.
6697 * genconfig.c (walk_insn_part): Likewise.
6698 * genpreds.c (validate_exp): Adjust fall through comment.
6699 (needs_variable): Likewise.
6700 * gensupport.c (get_alternatives_number): Add FALLTHRU.
6701 (subst_dup): Likewise.
6702 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
6703 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
6704 (gimplify_scan_omp_clauses): Add FALLTHRU.
6705 (goa_stabilize_expr): Likewise.
6706 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
6708 * hsa-gen.c (get_address_from_value): Likewise.
6709 * ipa-icf.c (sem_function::hash_stmt): Likewise.
6710 * ira.c (ira_setup_alts): Add FALLTHRU.
6711 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
6713 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
6714 * opts.c (common_handle_option): Likewise.
6715 * read-rtl.c (read_rtx_code): Likewise.
6716 * real.c (round_for_format): Likewise.
6717 * recog.c (asm_operand_ok): Likewise.
6718 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
6719 * reload1.c (set_label_offsets): Likewise.
6720 (eliminate_regs_1): Likewise.
6721 (reload_reg_reaches_end_p): Likewise.
6722 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
6723 (rtx_cost): Likewise.
6724 * sched-rgn.c (is_exception_free): Likewise.
6725 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
6726 * stor-layout.c (int_mode_for_mode): Likewise.
6727 * toplev.c (print_to_asm_out_file): Likewise.
6728 (print_to_stderr): Likewise.
6729 * tree-cfg.c (gimple_verify_flow_info): Likewise.
6730 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
6731 (chrec_fold_multiply): Likewise.
6732 (evolution_function_is_invariant_rec_p): Likewise.
6733 (for_each_scev_op): Likewise.
6734 * tree-data-ref.c (siv_subscript_p): Likewise.
6735 (get_references_in_stmt): Likewise.
6736 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
6737 (substitute_in_expr): Likewise.
6738 (type_cache_hasher::equal): Likewise.
6739 (walk_type_fields): Likewise.
6740 * var-tracking.c (adjust_mems): Add FALLTHRU.
6741 (set_dv_changed): Adjust fall through comment.
6742 * varasm.c (default_function_section): Add FALLTHRU.
6744 2016-08-12 Marek Polacek <polacek@redhat.com>
6747 * tree-complex.c (expand_complex_division): Add missing break.
6749 2016-08-12 Richard Biener <rguenther@suse.de>
6751 * passes.c (execute_todo): Do not push/pop TV_TODO.
6752 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
6753 (execute_one_pass): Likewise.
6754 * common.opt (ftime-report-details): New switch.
6755 * doc/invoke.texi (ftime-report-details): Document.
6756 * timevar.h (timer::print_row): Adjust signature.
6757 (timer::all_zero): New static helper.
6758 (timer::child_map_t): New typedef.
6759 (timer::time_var_def): Add children field.
6760 * timevar.c (timer::named_items::print): Adjust.
6761 (timer::~timer): Free timevar recorded children.
6762 (timer::pop_internal): When -ftime-report-details record
6763 time spent in sub-timevars.
6764 (timer::print_row): Adjust.
6765 (timer::print): Print sub-timevar stats, use all_zero.
6766 * timevar.def (TV_TODO): Remove.
6768 2016-08-12 Richard Biener <rguenther@suse.de>
6770 PR tree-optimization/72851
6771 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
6772 worklists to use bitmaps indexed in execution order.
6773 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
6774 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
6775 (cfg_blocks): Make a bitmap.
6776 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
6778 (cfg_blocks_empty_p): Adjust.
6779 (cfg_blocks_add): Likewise.
6780 (cfg_blocks_get): Likewise.
6781 (add_ssa_edge): Likewise.
6782 (add_control_edge): Likewise.
6783 (simulate_stmt): Likewise.
6784 (process_ssa_edge_worklist): Likewise.
6785 (simulate_block): Likewise.
6786 (ssa_prop_init): Compute PRE order and stmt UIDs.
6787 (ssa_prop_fini): Adjust.
6788 (ssa_propagate): Adjust.
6790 2016-08-12 Richard Biener <rguenther@suse.de>
6792 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
6793 the currently executable edges have fixed ranges. Always
6794 go through update_value_range.
6796 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
6800 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
6801 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
6802 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
6803 (LANG_HOOKS_DECLS): Add it.
6804 * langhooks.h (struct lang_hooks_for_decls): Add
6805 function_decl_defaulted. Const_tree-ify
6806 function_decl_explicit_p and function_decl_deleted_p.
6807 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
6808 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
6809 also at strict DWARF v5.
6812 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
6813 TYPE_QUAL_CONST in reference-typed decls.
6816 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
6817 in DW_OP_pieces, just enough to handle pointers to member
6819 (gen_remaining_tmpl_value_param_die_attribute): Use a location
6820 expression on DWARFv5 if a constant value doesn't work.
6822 2016-08-11 David Malcolm <dmalcolm@redhat.com>
6824 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
6825 * selftest.c (selftest::test_assertions): New function.
6826 (selftest::selftest_c_tests): New function.
6827 * selftest.h (selftest::selftest_c_tests): New declaration.
6829 2016-08-11 Richard Biener <rguenther@suse.de>
6830 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6832 PR rtl-optimization/72855
6833 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
6835 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6838 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
6839 (vsx_store_<mode>): Likewise.
6841 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
6843 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
6844 TImode CONST_WIDE_INT store.
6845 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
6847 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
6849 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
6850 mode if unaligned SSE load and store are optimal.
6852 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
6854 PR tree-optimization/71083
6855 * tree-predcom.c (ref_at_iteration): Correctly align the
6858 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6860 * config/s390/s390-builtin-types.def: Add INT128 types.
6861 * config/s390/s390-builtins.def: Add INT128 variants for the add
6862 sub low-level builtins dealing with TImode.
6863 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
6864 via subreg when expanding a builtin.
6865 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
6866 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
6868 * config/s390/vecintrin.h: Adjust builtin names accordingly.
6869 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
6870 ("vec_addc<mode>", "vec_addc_u128"): Merge to
6871 "vacc<bhfgq>_<mode>".
6872 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
6873 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
6874 ("vec_subc<mode>", "vec_subc_u128"): Merge to
6875 "vscbi<bhfgq>_<mode>".
6876 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
6877 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
6879 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6881 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
6883 2016-08-11 Bin Cheng <bin.cheng@arm.com>
6885 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
6887 (vcond<v_cmp_mixed><mode>): Ditto.
6888 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
6890 2016-08-11 Bin Cheng <bin.cheng@arm.com>
6892 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
6893 variable explicitly, also assert on it before use.
6895 2016-08-11 Richard Biener <rguenther@suse.de>
6897 PR tree-optimization/72772
6898 * cfgloopmanip.c (create_preheader): Use split_edge if there
6899 is a single loop entry, avoiding degenerate PHIs.
6901 2016-08-11 Richard Biener <rguenther@suse.de>
6903 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
6904 unconditional TODO_cleanup_cfg.
6905 (pass_thread_jumps::execute): Initialize loops, perform a CFG
6906 cleanup only if we threaded a jump.
6908 2016-08-11 Alan Modra <amodra@gmail.com>
6911 * lra-constraints.c (simplify_operand_subreg): Allow subreg
6912 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
6913 slow. Emit two reloads for slow mem case, first loading in
6914 fast innermode, then converting to required mode.
6916 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
6918 * config/rs6000/altivec.h (vec_extract_exp): New macro.
6919 (vec_extract_sig): New macro.
6920 (vec_insert_exp): New macro.
6921 (vec_test_data_class): New macro.
6922 (scalar_extract_exp): New macro.
6923 (scalar_extract_sig): New macro.
6924 (scalar_insert_exp): New macro.
6925 (scalar_test_data_class): New macro.
6926 (scalar_test_neg): New macro.
6927 (scalar_cmp_exp_gt): New macro.
6928 (scalar_cmp_exp_lt): New macro.
6929 (scalar_cmp_exp_eq): New macro.
6930 (scalar_cmp_exp_unordered): New macro.
6931 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
6932 to enforce constraint that operand is a 7-bit unsigned literal.
6933 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
6934 for power9 built-ins.
6935 (BU_P9V_VSX_2): Likewise.
6936 (BU_P9V_64BIT_VSX_2): Likewise.
6937 (VSEEDP): Add scalar extract exponent support.
6938 (VSEESP): Add scalar extract signature support.
6939 (VSTDCNDP): Add scalar test negative support.
6940 (VSTDCNSP): Likewise.
6941 (VSIEDP): Add scalar insert exponent support.
6942 (VSCEDPGT): Add scalar compare exponent greater than support.
6943 (VSCEDPLT): Add scalar compare exponent less than support.
6944 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
6945 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
6946 (VSTDCDP): Add scalar test data class support.
6947 (VSTDCSP): Likewise.
6948 (VSEEDP): Add overload support for scalar extract exponent
6950 (VSESDP): Add overload support for scalar extract signature
6952 (VSTDCN): Add overload support for scalar test negative
6954 (VSTDCNDP): Add overload support for scalar test negative
6956 (VSTDCNSP): Add overload support for scalar test negative
6958 (VSIEDP): Add overload support for scalar insert exponent
6960 (VSTDC): Add overload support for scalar test data class
6962 (VSTDCDP): Add overload support for scalar test data class
6964 (VSTDCSP): Add overload support for scalar test data class
6966 (VSCEDPGT): Add overload support for scalar compare exponent
6967 greater than operation.
6968 (VSCEDPLT): Add overload support for scalar compare exponent
6969 less than operation.
6970 (VSCEDPEQ): Add overload support for scalar compare exponent
6971 test-for-equality operation.
6972 (VSCEDPUO): Add overload support for scalar compare exponent
6973 test-for-unordered operation.
6974 (VEEDP): Add vector extract exponent support.
6976 (VESDP): Add vector extract significand support.
6978 (VIEDP): Add vector insert exponent support.
6980 (VTDCDP): Add vector test data class support.
6982 (VES): Add overload support for vector extract significand operation.
6985 (VEE): Add overload support for vector extract exponent operation.
6988 (VTDC): Add overload support for vector test data class operation.
6991 (VIE): Add overload support for vector insert exponent operation.
6994 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6995 overloaded binary floating point functions.
6996 (altivec_resolve_overloaded_builtin): Improve error messages to
6997 distinguish between functions not supported in the current
6998 compiler configuration and functions that were invoked with an
6999 invalid parameter combination, and include the built-in function
7000 name in both error messages.
7001 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
7003 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
7005 (rs6000_expand_binop_builtin): Add check to enforce that argument
7006 2 of the test data class operations is a 7-bit unsigned literal.
7007 (rs6000_invalid_builtin): Add code to issue an error message if a
7008 built-in function that requires the power9_vector and -m32
7009 command-line options is compiled without these options.
7010 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
7011 (UNSPEC_VSX_SXSIGDP): New value.
7012 (UNSPEC_VSX_SXSIGPDP): New value.
7013 (UNSPEC_VSX_SIEXPDP): New value.
7014 (UNSPEC_VSX_SCMPEXPDP): New value.
7015 (UNSPEC_VSX_STSTDC): New value.
7016 (UNSPEC_VSX_VXEXP): New value.
7017 (UNSPEC_VSX_VXSIG): New value.
7018 (UNSPEC_VSX_VIEXP): New value.
7019 (UNSPEC_VSX_VTSTDC): New value.
7020 (xsxexpdp): New insn for scalar extract exponent.
7021 (xsxsigdp): New insn for scalar extract significand.
7022 (xsiexpdp): New insn for scalar insert exponent.
7023 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
7024 (*xscmpexpdp): New insn for scalar compare exponents.
7025 (xststdc<Fvsx): New expansion for both single- and
7026 double-precision scalar test data class operations.
7027 (xststdcneg<Fvsx>): New expansion for both single- and
7028 double-precision scalar test for negative value operations.
7029 (*xststdc<Fvsx>): New insn for scalar test data class
7031 (xvxexp<VSs>): New insn for single- and double-precision
7032 vector extract exponent operation.
7033 (xvxsig<VSs>): New insn for single- and double-precision
7034 vector extract significand operation.
7035 (xviexp<VSs>): New insn for single- and double-precision
7036 vector insert exponent operation.
7037 (xvtstdc<VSs>): New insn for single- and double-precision
7038 vector test data class operation.
7039 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7040 built-in functions to represent the Power9 binary floating-point
7041 support instructions.
7043 2016-08-10 bin cheng <bin.cheng@arm.com>
7045 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
7047 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
7048 Renlin Li <renlin.li@arm.com>
7049 Bin Cheng <bin.cheng@arm.com>
7051 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
7052 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
7053 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
7054 (aarch64_vcond_internal<mode><mode>): Delete pattern.
7055 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
7056 (vcond<v_cmp_result><mode>): Ditto.
7057 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
7058 (vcondu<mode><mode>): Ditto.
7059 (vcond<v_cmp_mixed><mode>): New pattern.
7060 (vcondu<mode><v_cmp_mixed>): New pattern.
7061 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
7062 of aarch64_vcond_internal.
7064 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
7065 Renlin Li <renlin.li@arm.com>
7066 Bin Cheng <bin.cheng@arm.com>
7068 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
7069 (vec_cmp<mode><v_cmp_result>): New pattern.
7070 (vec_cmpu<mode><mode>): New pattern.
7071 (vcond_mask_<mode><v_cmp_result>): New pattern.
7073 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
7075 PR tree-optimization/71734
7076 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
7077 REF_LOOP, invoke ref_indep_loop_p_1.
7078 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
7079 to ref_indep_loop_p.
7080 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
7081 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
7082 is inside LOOP, do not cache dpendence value for loops with
7084 (ref_indep_loop_p_2): Delete function.
7085 (can_sm_ref_p): Pass LOOP as additional argument to
7088 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
7091 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
7092 being an offsettable address.
7094 2016-08-10 Martin Liska <mliska@suse.cz>
7096 PR gcov-profile/58306
7097 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
7098 atomic variants of profile update functions.
7100 2016-08-10 Martin Liska <mliska@suse.cz>
7102 Cherry picked (and modified) from google-4_7 branch
7103 2012-12-26 Rong Xu <xur@google.com>
7104 * common.opt (fprofile-update): Add new flag.
7105 * coretypes.h: Define enum profile_update.
7106 * doc/invoke.texi: Document -fprofile-update.
7107 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
7108 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
7109 * tree-profile.c (gimple_init_edge_profiler): Generate
7110 also atomic profiler update.
7111 (gimple_gen_edge_profiler): Likewise.
7113 2016-08-10 David Malcolm <dmalcolm@redhat.com>
7115 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
7116 stack_usage_file to NULL after fclose calls.
7118 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7121 * reload.c (push_reload): Compute subreg_in_class for
7122 subregs of constants and plus expressions. Remove special
7123 handling of SYMBOL_REFs.
7125 2016-08-10 Alan Modra <amodra@gmail.com>
7128 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
7129 SImode for TARGET_E500_DOUBLE when given SImode.
7131 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
7133 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
7134 unused variable __O.
7136 2016-08-09 Martin Liska <mliska@suse.cz>
7138 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
7139 _gcov_reset to __gcov_reset.
7140 * doc/gcov-tool.texi: Fix typo.
7142 2016-08-09 Martin Liska <mliska@suse.cz>
7144 * value-prof.c (gimple_divmod_values_to_profile): Do not
7145 instrument MOD histogram if a value is not a SSA name.
7147 2016-08-09 Martin Liska <mliska@suse.cz>
7149 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
7152 2016-08-09 Renlin Li <renlin.li@arm.com>
7155 * calls.c (prepare_call_address): Convert funexp to Pmode when
7157 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
7158 (sibcall_value): Likewise.
7160 2016-08-09 Marek Polacek <polacek@redhat.com>
7163 * cselib.c (cselib_expand_value_rtx_1): Add return.
7164 * gengtype.c (dbgprint_count_type_at): Likewise.
7165 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
7166 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
7168 2016-08-09 Martin Jambor <mjambor@suse.cz>
7171 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
7172 if instance is a MEM_REF.
7174 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
7177 * config/i386/i386.md (*movtf_internal): Use
7178 lra_in_progress || reload_completed instead of !can_create_pseudo_p
7179 in the insn constraint.
7180 (*movxf_internal): Ditto.
7181 (*movdf_internal): Ditto.
7182 (*movsf_internal): Ditto.
7184 2016-08-09 Bin Cheng <bin.cheng@arm.com>
7186 PR tree-optimization/72772
7187 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
7190 2016-08-09 Bin Cheng <bin.cheng@arm.com>
7192 PR tree-optimization/72772
7193 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
7195 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
7196 parameter STOP and update calls. Move expand_simple_operations
7197 function call from here...
7198 (simplify_using_initial_conditions): ...to here. Delete parameter
7200 (tree_simplify_using_condition): Delete parameter STOP.
7201 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
7202 simplify_using_initial_conditions.
7204 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
7207 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
7208 Use create_tmp_var_raw instead of create_tmp_var.
7210 2016-08-09 Richard Biener <rguenther@suse.de>
7212 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
7213 Treat same SSA names related.
7215 2016-08-09 Jakub Jelinek <jakub@redhat.com>
7217 PR tree-optimization/72824
7218 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
7219 real_zerop is not negative.
7221 2016-08-09 Richard Biener <rguenther@suse.de>
7223 PR tree-optimization/71802
7224 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
7225 all merge opportunities with the predecessor.
7227 2016-08-09 Richard Biener <rguenther@suse.de>
7230 * ipa-prop.c (ipa_modify_formal_parameters): Build
7231 parameter types with natural alignment also for the
7234 2016-08-08 Andi Kleen <ak@linux.intel.com>
7236 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
7238 2016-08-08 David Malcolm <dmalcolm@redhat.com>
7241 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
7242 do-nothing langhook.
7243 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
7244 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
7245 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
7246 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
7248 2016-08-08 David Malcolm <dmalcolm@redhat.com>
7251 * input.c: Ensure that HAVE_ICONV is defined.
7253 2016-08-08 Jakub Jelinek <jakub@redhat.com>
7256 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
7257 private vars for lastprivate and for linear iterator.
7260 * omp-simd-clone.c: Include varasm.h.
7261 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
7262 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
7263 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
7264 update function name.
7266 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
7268 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
7269 (avr_diagnose_devicespecs_error): Remove.
7270 (avr_devicespecs_file): Remove composing absolute path for specfile
7271 and its verbose info. Remove conditions to check specs-file,
7273 2016-08-08 Jakub Jelinek <jakub@redhat.com>
7275 PR rtl-optimization/72821
7276 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
7277 just return false for them.
7279 2016-08-08 Alan Modra <amodra@gmail.com>
7282 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
7283 toc refs created during reload. Update function comment.
7285 2016-08-08 Alan Modra <amodra@gmail.com>
7288 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
7289 alternatives. Put loads first, then stores, and reg/reg moves
7290 within same class later. Delete attr length.
7292 2016-08-08 Alan Modra <amodra@gmail.com>
7295 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
7296 (mem_operand_ds_form): New predicate.
7297 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
7298 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
7299 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
7300 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
7301 (extendsfdf2_fpr): Replace o constraint with wY.
7303 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
7305 * tree-ssa-threadbackward.c: Include tree-inline.h
7306 (profitable_jump_thread_path): Use estimate_num_insns to estimate
7307 size of copied block; for cold paths reduce duplication.
7308 (find_jump_threads_backwards): Remove redundant tests.
7309 (pass_thread_jumps::gate): Enable for -Os.
7311 2016-08-07 Jakub Jelinek <jakub@redhat.com>
7314 * stor-layout.c (layout_decl): Fix up formatting.
7315 (relayout_decl): Allow DECL to be FIELD_DECL.
7317 2016-08-07 Alan Modra <amodra@gmail.com>
7319 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
7321 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
7323 * data-streamer-in.c (streamer_read_wide_int): New.
7324 (streamer_read_widest_int): Renamed function.
7325 * data-streamer-out.c (streamer_write_wide_int): New
7326 (streamer_write_widest_int): Renamed function.
7327 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
7329 (input_cfg): Call renamed function.
7330 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
7332 (output_cfg): Call renamed function.
7333 * data-streamer.h: Add declarations.
7335 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7337 * tree-ssa-ccp.c (extend_mask): New param sgn.
7338 Remove ORing with wi::mask.
7339 (get_default_value): Adjust call to extend_mask to pass sign.
7340 (evaluate_stmt): Likewise.
7342 2016-08-06 Jakub Jelinek <jakub@redhat.com>
7344 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
7347 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7349 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
7350 transform if operand's type is pointer to function or method.
7352 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
7354 PR tree-optimization/18046
7355 * tree-ssa-threadedge.c: Include cfganal.h.
7356 (simplify_control_statement_condition): If simplifying a
7357 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
7358 with the dominating ASSERT_EXPR before handing it off to VRP.
7359 Mention that a CASE_LABEL_EXPR may be returned.
7360 (thread_around_empty_blocks): Adjust to handle
7361 simplify_control_statement_condition() returning a
7363 (thread_through_normal_block): Likewise.
7364 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
7365 a switch statement by trying to determine which case label
7368 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
7370 PR rtl-optimization/69847
7371 * lra-constraints.c (process_invariant_for_inheritance): Save
7372 pattern instead of src.
7373 (remove_inheritance_pseudos): Use the pattern. Add assert.
7375 2016-08-05 David Malcolm <dmalcolm@redhat.com>
7377 * input.c (string_concat::string_concat): New constructor.
7378 (string_concat_db::string_concat_db): New constructor.
7379 (string_concat_db::record_string_concatenation): New method.
7380 (string_concat_db::get_string_concatenation): New method.
7381 (string_concat_db::get_key_loc): New method.
7382 (class auto_cpp_string_vec): New class.
7383 (get_substring_ranges_for_loc): New function.
7384 (get_source_range_for_substring): New function.
7385 (get_num_source_ranges_for_substring): New function.
7386 (class selftest::lexer_test_options): New class.
7387 (struct selftest::lexer_test): New struct.
7388 (class selftest::ebcdic_execution_charset): New class.
7389 (selftest::ebcdic_execution_charset::s_singleton): New variable.
7390 (selftest::lexer_test::lexer_test): New constructor.
7391 (selftest::lexer_test::~lexer_test): New destructor.
7392 (selftest::lexer_test::get_token): New method.
7393 (selftest::assert_char_at_range): New function.
7394 (ASSERT_CHAR_AT_RANGE): New macro.
7395 (selftest::assert_num_substring_ranges): New function.
7396 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
7397 (selftest::assert_has_no_substring_ranges): New function.
7398 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
7399 (selftest::test_lexer_string_locations_simple): New function.
7400 (selftest::test_lexer_string_locations_ebcdic): New function.
7401 (selftest::test_lexer_string_locations_hex): New function.
7402 (selftest::test_lexer_string_locations_oct): New function.
7403 (selftest::test_lexer_string_locations_letter_escape_1): New function.
7404 (selftest::test_lexer_string_locations_letter_escape_2): New function.
7405 (selftest::test_lexer_string_locations_ucn4): New function.
7406 (selftest::test_lexer_string_locations_ucn8): New function.
7407 (selftest::uint32_from_big_endian): New function.
7408 (selftest::test_lexer_string_locations_wide_string): New function.
7409 (selftest::uint16_from_big_endian): New function.
7410 (selftest::test_lexer_string_locations_string16): New function.
7411 (selftest::test_lexer_string_locations_string32): New function.
7412 (selftest::test_lexer_string_locations_u8): New function.
7413 (selftest::test_lexer_string_locations_utf8_source): New function.
7414 (selftest::test_lexer_string_locations_concatenation_1): New
7416 (selftest::test_lexer_string_locations_concatenation_2): New
7418 (selftest::test_lexer_string_locations_concatenation_3): New
7420 (selftest::test_lexer_string_locations_macro): New function.
7421 (selftest::test_lexer_string_locations_stringified_macro_argument):
7423 (selftest::test_lexer_string_locations_non_string): New function.
7424 (selftest::test_lexer_string_locations_long_line): New function.
7425 (selftest::test_lexer_char_constants): New function.
7426 (selftest::input_c_tests): Call the new test functions once per
7427 case within the line_table test matrix.
7428 * input.h (struct string_concat): New struct.
7429 (struct location_hash): New struct.
7430 (class string_concat_db): New class.
7431 * substring-locations.h: New header.
7433 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
7435 PR tree-optimization/72810
7436 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
7437 the type of the case labels when truncating.
7439 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
7442 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
7443 (aarch64_fp16_ptr_type_node): Likewise.
7444 * config/aarch64/aarch64-simd-builtins.c
7445 (aarch64_fp16_ptr_type_node): Define.
7446 (aarch64_init_fp16_types): New, refactored out of...
7447 (aarch64_init_builtins): ...here, update to call
7448 aarch64_init_fp16_types.
7449 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
7451 (aapcs_vfp_sub_candidate): Likewise.
7453 2016-08-05 Martin Liska <mliska@suse.cz>
7454 Joshua Cranmer <Pidgeot18@gmail.com>
7456 * gcov.c (line_t::has_block): New function.
7457 (enum loop_type): New enum.
7458 (handle_cycle): New function.
7459 (unblock): Likewise.
7460 (circuit): Likewise.
7461 (get_cycles_count): Likewise.
7462 (accumulate_line_counts): Use new loop detection algorithm.
7464 2016-08-05 Martin Liska <mliska@suse.cz>
7466 * gcov.c (output_intermediate_file): Rename
7467 function_info::line_next to next_file_fn.
7468 (process_file): Likewise.
7469 (read_graph_file): Likewise.
7470 (accumulate_line_counts): Likewise.
7471 (output_lines): Likewise.
7473 2016-08-05 Richard Biener <rguenther@suse.de>
7475 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
7476 restriction on threading to a loop header.
7478 2016-08-05 Richard Biener <rguenther@suse.de>
7480 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
7481 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
7482 adjust loop info accordingly.
7484 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
7486 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
7487 before folding call to __builtin_constant_p with parameters to false.
7489 2016-08-05 Alan Modra <amodra@gmail.com>
7491 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
7492 code accidentally committed 2016-05-02 providing class when given
7495 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
7497 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
7498 the case label ranges that partially overlap with OP's value
7501 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
7504 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
7505 Cast builtin function result to __mmask16 instead of __mmask8.
7506 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
7507 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
7508 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
7510 2016-08-04 David Malcolm <dmalcolm@redhat.com>
7512 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
7513 (ASSERT_TRUE_AT): New macro.
7514 (ASSERT_FALSE): Reimplement in terms of...
7515 (ASSERT_FALSE_AT): New macro.
7516 (ASSERT_STREQ_AT): Fix typo in comment.
7518 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
7520 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
7521 labels are exhaustive, designate the label with the widest
7522 range to be the default label.
7524 2016-08-04 Andrew Pinski <apinski@cavium.com>
7526 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
7527 (thunderx_tunings): Use thunderx_vector_cost instead of
7528 generic_vector_cost.
7530 2016-08-04 Martin Liska <mliska@suse.cz>
7532 * gcov.c (main): Fix GNU coding style.
7533 (output_intermediate_file): Likewise.
7534 (process_file): Likewise.
7535 (generate_results): Likewise.
7536 (release_structures): Likewise.
7537 (create_file_names): Likewise.
7538 (find_source): Likewise.
7539 (read_graph_file): Likewise.
7540 (find_exception_blocks): Likewise.
7541 (canonicalize_name): Likewise.
7542 (make_gcov_file_name): Likewise.
7543 (mangle_name): Likewise.
7544 (accumulate_line_counts): Likewise.
7545 (output_branch_count): Likewise.
7546 (read_line): Likewise.
7548 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
7550 PR rtl-optimization/71779
7551 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
7552 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
7553 or if it was truncated.
7555 PR rtl-optimization/70903
7556 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
7558 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
7560 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
7561 accessing SSA_NAME_PTR_INFO.
7563 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
7566 * common/config/avr/avr-common.c (avr_option_optimization_table)
7567 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
7569 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
7572 * config/avr/avr.md: New pattern to work around do_store_flag
7573 generating shift instructions for bit extractions.
7575 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
7577 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
7579 (add_equivalence): Likewise.
7580 (get_value_range): Allocate value range with vrp_value_range_pool.
7581 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
7582 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
7584 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
7586 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
7587 the default for the rs6000 port.
7589 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
7592 * calls.c (special_function_p): Remove special handling of
7593 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
7594 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
7595 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
7597 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
7600 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
7601 Don't stop on regular insns.
7603 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
7605 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
7606 size to DImode boundary.
7607 (nvptx_propagate): Likewise.
7609 2016-08-03 Alan Modra <amodra@gmail.com>
7611 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
7612 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
7613 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
7614 from -mefficient-unaligned-vector. Note that this affects fp too.
7616 2016-08-03 Alan Modra <amodra@gmail.com>
7618 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
7621 2016-08-03 Alan Modra <amodra@gmail.com>
7623 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
7624 to a reg. Localize vars.
7626 2016-08-03 Alan Modra <amodra@gmail.com>
7628 * config/rs6000/rs6000.opt: Remove negatives from help strings
7631 2016-08-03 Alan Modra <amodra@gmail.com>
7633 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
7634 Delete duplicated code.
7636 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
7639 * lra-spills.c (regno_in_use_p): New.
7640 (lra_final_code_change): Use it.
7642 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
7644 PR rtl-optimization/69847
7645 * lra-int.h (struct lra-reg): Use restore_rtx instead of
7647 (lra_rtx_hash): New.
7648 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
7650 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
7651 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
7652 * lra-spills.c (lra_final_code_change): Don't delete insn when the
7653 next insn is USE with the same reg as the current insn source.
7654 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
7656 (lra_constraints_init): Call initiate_invariants.
7657 (lra_constraints_finish): Call finish_invariants.
7658 (struct invariant, invariant_t, invariant_ptr_t): New.
7659 (const_invariant_ptr_t, invariants, invariants_pool): New.
7660 (invariant_table, invariant_hash, invariant_eq_p): New.
7661 (insert_invariant, initiate_invariants, finish_invariants): New.
7662 (clear_invariants, invalid_invariant_regs): New.
7663 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
7664 instead of restore_regno.
7665 (invariant_p, process_invariant_for_inheritance): New.
7666 (inherit_in_ebb): Implement invariant inheritance.
7667 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
7668 (remove_inheritance_pseudos): Implement undoing invariant
7670 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
7671 instead of restore_regno.
7672 * lra-assigns.c (regno_live_length): New.
7673 (reload_pseudo_compare_func): Use regno_live_length.
7674 (assign_by_spills): Use restore_rtx instead of restore_regno.
7675 (lra_assign): Ditto. Initiate regno_live_length.
7677 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
7679 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
7680 __builtin_aarch64_fmindf.
7682 2016-08-02 Bin Cheng <bin.cheng@arm.com>
7684 PR tree-optimization/34114
7685 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
7686 information for more control IVs.
7688 2016-08-02 Bin Cheng <bin.cheng@arm.com>
7690 PR tree-optimization/34114
7691 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
7692 PLUS_EXPR case. Handle SSA_NAME case.
7694 2016-08-02 Tamar Christina <tamar.christina@arm.com>
7696 * config/aarch64/aarch64-simd-builtins.def
7697 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
7698 (__builtin_aarch64_fmaxdf): Likewise.
7699 (__builtin_aarch64_smin_nandf): Likewise.
7700 (__builtin_aarch64_smax_nandf): Likewise.
7701 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
7702 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
7703 (<fmaxmin><mode>3): ...this.
7704 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
7705 (vminnm_f64): Likewise.
7706 (vmin_f64): Likewise.
7707 (vmax_f64): Likewise.
7708 * config/aarch64/iterators.md (FMAXMIN): Merge with...
7709 (FMAXMIN_UNS): ...this.
7710 (fmaxmin): Merged with
7711 (fmaxmin_op): ...this...
7712 (maxmin_uns_op): ...in to this.
7714 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
7716 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7717 Add support for vec_extract on vector float, vector int, vector
7718 short, and vector char vector types.
7719 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
7720 vector float, vector int, vector short, and vector char
7721 optimizations on 64-bit ISA 2.07 systems for both constant and
7722 variable element numbers.
7723 (rs6000_split_vec_extract_var): Likewise.
7724 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
7725 Altivec registers on ISA 2.07 and above.
7726 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
7727 which never was matched due to the split occuring before register
7728 allocation (and the code would not have worked on little endian
7729 systems if it did match). Allow extracts to go to the Altivec
7730 registers if ISA 2.07 (power8). Change from using "" around the
7731 C++ code to using {}'s.
7732 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
7733 vec_extracts when the vector is in memory.
7734 (vsx_extract_v4sf_var): New insn to optimize vector float
7735 vec_extracts when the element number is variable on 64-bit ISA
7737 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
7738 for 64-bit ISA 2.07 as well as ISA 3.0.
7739 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
7740 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
7741 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
7742 optimize vector int, vector short, and vector char vec_extracts
7743 when the vector is in memory.
7744 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
7745 optimize vector int, vector short, and vector char vec_extracts
7746 when the element number is variable.
7748 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
7751 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
7752 does not overlap with other symbol flags.
7754 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
7756 * config/aarch64/aarch64.h (aarch64_frame):
7757 Remove padding0 and hardfp_offset. Add locals_offset,
7758 initial_adjust, callee_adjust, callee_offset and final_adjust.
7759 * config/aarch64/aarch64.c (aarch64_layout_frame):
7760 Remove unused padding0 and hardfp_offset initializations.
7761 Choose frame layout and set frame variables accordingly.
7762 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
7763 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
7764 (aarch64_pop_regs): Likewise.
7765 (aarch64_expand_prologue): Remove all decision code, just emit
7766 prolog according to frame variables.
7767 (aarch64_expand_epilogue): Remove all decision code, just emit
7768 epilog according to frame variables.
7769 (aarch64_initial_elimination_offset): Use offset to local/arg area.
7771 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
7774 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
7775 fix_debug_reg_uses after changing source register mode to
7776 V1TImode if source register is undefined.
7778 2015-08-01 Alan Hayward <alan.hayward@arm.com>
7780 PR tree-optimization/71818
7781 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
7782 with non invariant evolutions
7784 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
7787 * config/avr/avr.md (length) [branch]: Correct insn length
7788 attribute for forward branches.
7790 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
7792 * doc/extend.texi (AVR Built-in Functions): Document
7794 * config/avr/builtins.def (NOPS): New.
7795 * config/avr/avr.c (avr_expand_nops): New static function.
7796 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
7798 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7800 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
7801 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
7804 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
7806 * config/aarch64/aarch64.c (vulcan_tunings): Update
7807 vulcan L1 cache_line_size.
7809 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
7811 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
7812 function that takes a vector memory address, a hard register, an
7813 element number and a temporary base register, and recreates an
7814 address that points to the appropriate element within the vector.
7815 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
7816 (rs6000_split_vec_extract_var): Add support for the target of a
7817 vec_extract with variable element number being a scalar memory
7819 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
7821 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
7822 vsx_extract_<mode>_load insn with a new insn that optimizes
7823 storing either element to a memory location, using scratch
7824 registers to pick apart the vector and reconstruct the address.
7825 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
7826 (vsx_extract_<mode>_store): Rework alternatives to more correctly
7827 support Altivec registers. Add support for ISA 3.0 Altivec d-form
7829 (vsx_extract_<mode>_var): Add support for extracting a variable
7830 element number from memory.
7832 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
7834 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
7835 when testing for compares against constants of the form 0xabab.
7837 2016-07-29 Bin Cheng <bin.cheng@arm.com>
7839 PR tree-optimization/57558
7840 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
7842 (vect_loop_versioning): Support versioning with niter assumptions.
7843 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
7844 (vect_get_loop_niters): New parameter. Reimplement to support
7845 assumptions in loop niter info.
7846 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
7847 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
7848 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
7849 Support loop versioning for niters.
7850 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
7851 (vect_free_loop_info_assumptions): New function.
7852 (vectorize_loops): Free loop niter info for loops with flag
7853 LOOP_F_ASSUMPTIONS set if vectorization failed.
7854 * tree-vectorizer.h (struct _loop_vec_info): New field
7855 num_iters_assumptions.
7856 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
7857 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
7858 (LOOP_REQUIRES_VERSIONING): New macro.
7859 (vect_free_loop_info_assumptions): New decl.
7861 2016-07-29 Bin Cheng <bin.cheng@arm.com>
7863 * cfgloop.h (struct loop): New field constraints.
7864 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
7865 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
7867 * cfgloop.c (alloc_loop): Initialize new field.
7868 * cfgloopmanip.c (copy_loop_info): Copy constraints.
7869 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
7870 Adjust niter analysis wrto loop constraints.
7871 * doc/loop.texi (@node Number of iterations): Add description for loop
7874 2016-07-29 Marek Polacek <polacek@redhat.com>
7877 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
7878 (ix86_expand_round_builtin): Likewise.
7880 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
7881 Georg-Johann Lay <avr@gjlay.de>
7883 PR rtl-optimization/71976
7884 * combine.c (get_last_value): Return 0 if the argument for which
7885 the function is called has a wider mode than the recorded value.
7887 2016-07-29 Marek Polacek <polacek@redhat.com>
7890 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
7891 (altivec_expand_st_builtin): Likewise.
7893 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
7895 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
7896 introduced in r238381.
7898 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
7901 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
7902 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
7904 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
7906 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
7908 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7909 Add support for vec_extract of vector double or vector long having
7910 a variable element number on 64-bit ISA 2.07 systems or newer.
7911 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
7913 (rs6000_split_vec_extract_var): New function to split a
7914 vec_extract built-in function with variable element number.
7915 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
7917 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
7918 (UNSPEC_VSX_EXTRACT): Likewise.
7919 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
7920 direct move instructions to be generated on 64-bit ISA 2.07
7921 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
7923 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
7924 arguments for vec_extract variable element.
7925 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
7926 vec_extract with variable element on V2DFmode and V2DImode
7928 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
7929 -mupper-regs-df requirement, since it isn't needed.
7930 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
7931 do direct moves on 64-bit systems, which allows optimization of
7932 vec_extract on 64-bit ISA 2.07 systems and newer.
7934 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
7935 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
7937 * config/aarch64/aarch64.md
7938 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
7940 (<optab>qihi2_aarch64): Likewise, and split into two.
7941 (extendqihi2_aarch64): New.
7942 (zero_extendqihi2_aarch64): New.
7943 * config/aarch64/iterators.md (ldrxt): Remove.
7944 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
7947 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
7949 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
7951 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
7953 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
7954 (aarch64_push_reg): New function to push 1 or 2 registers.
7955 (aarch64_pop_reg): New function to pop 1 or 2 registers.
7956 (aarch64_expand_prologue): Use aarch64_push_regs.
7957 (aarch64_expand_epilogue): Use aarch64_pop_regs.
7959 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
7961 PR tree-optimization/71734
7962 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
7963 attribute instead of REF_LOOP and use it.
7964 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
7965 set it for Loops having non-zero safelen attribute.
7966 (ref_indep_loop_p): Pass zero as initial value for safelen.
7968 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
7972 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
7973 call using chkp_gimple_call_builtin_p.
7974 (chkp_copy_bounds_for_assign): Likewise.
7976 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7978 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
7979 * config/arm/arm-protos.h (struct tune_params): Likewise.
7980 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
7981 (cortex_a9_sched_adjust_cost): Likewise.
7982 (fa726te_sched_adjust_cost): Likewise.
7983 (arm_adjust_cost): Likewise.
7984 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
7985 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
7986 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
7987 * config/i386/i386.c (ix86_adjust_cost): Likewise.
7988 * config/ia64/ia64.c: Likewise.
7989 * config/m68k/m68k.c: Likewise.
7990 * config/mep/mep.c (mep_adjust_cost): Likewise.
7991 * config/microblaze/microblaze.c (microblaze_adjust_cost):
7993 * config/mips/mips.c (mips_adjust_cost): Likewise.
7994 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
7996 * config/pa/pa.c (pa_adjust_cost): Likewise.
7997 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
7998 (rs6000_debug_adjust_cost): Likewise.
7999 * config/sh/sh.c (sh_adjust_cost): Likewise.
8000 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
8001 (hypersparc_adjust_cost): Likewise.
8002 (sparc_adjust_cost): Likewise.
8003 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
8004 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
8005 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
8007 * config/visium/visium.c (visium_adjust_cost): Likewise.
8008 * doc/tm.texi: Regenerate.
8009 * haifa-sched.c (dep_cost_1): Adjust.
8010 * target.def: Merge adjust_cost and adjust_cost_2.
8012 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8014 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
8016 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8018 * store-motion.c (struct st_expr): Make pattern_regs a vector.
8019 (extract_mentioned_regs): Append to a vector instead of
8020 returning a rtx_expr_list.
8021 (st_expr_entry): Adjust.
8022 (free_st_expr_entry): Likewise.
8023 (store_ops_ok): Likewise.
8024 (store_killed_in_insn): Likewise.
8025 (find_moveable_store): Likewise.
8027 2016-07-28 Martin Liska <mliska@suse.cz>
8029 PR gcov-profile/68025
8030 * tree-profile.c (tree_profiling): Respect
8031 no_profile_instrument_function attribute.
8032 * doc/extend.texi: Document no_profile_instrument_function
8035 2016-07-28 Martin Liska <mliska@suse.cz>
8037 PR rtl-optimization/70944
8038 * combine.c (make_compound_operation):
8039 Do not allow make_compound_operation for vector mode
8041 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
8044 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
8045 before calling get_ops.
8047 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
8049 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
8050 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
8051 (BITS_PER_UNIT_LOG): Remove.
8052 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
8053 * expr.c (expand_assignment): Likewise.
8054 * stor-layout.c (initialize_sizetypes): Likewise.
8056 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
8058 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
8059 signature of rs6000_expand_vector_extract so that the element
8060 number is a RTX instead of a constant integer.
8061 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
8063 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
8064 (altivec_expand_vec_ext_builtin): Likewise.
8065 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
8066 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
8067 MFVSRLD instruction.
8069 2016-07-27 David Malcolm <dmalcolm@redhat.com>
8071 * input.c (get_pure_location): Move here from tree.c.
8072 (make_location): Likewise. Add header comment.
8073 (selftest::test_accessing_ordinary_linemaps): Verify
8074 pure_location_p, make_location, get_location_from_adhoc_loc and
8076 * input.h (get_pure_location): Move declaration here from tree.h.
8077 (get_finish): Likewise for inline function.
8078 (make_location): Likewise for declaration.
8079 * tree.c (get_pure_location): Move to input.c.
8080 (make_location): Likewise.
8081 * tree.h (get_pure_location): Move declaration to tree.h.
8082 (get_finish): Likewise for inline function.
8083 (make_location): Likewise for declaration.
8085 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8088 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
8090 2016-07-27 David Malcolm <dmalcolm@redhat.com>
8092 * system.h (STATIC_ASSERT): Use static_assert if building
8095 2016-07-27 Richard Biener <rguenther@suse.de>
8097 PR tree-optimization/72517
8098 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
8099 Revert change to not compute read-read dependences.
8101 2016-07-27 Richard Biener <rguenther@suse.de>
8103 * predict.c (set_even_probabilities): Make nedges unsigned.
8105 2016-07-27 Martin Liska <mliska@suse.cz>
8107 * predict.c (set_even_probabilities): Handle unlikely edges.
8108 (combine_predictions_for_bb): Likewise.
8110 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
8113 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
8114 __float128 support when we don't have hardware support, so that
8115 the IEEE built-in functions like isgreater, first call __unordkf3
8116 to make sure neither operand is a NaN, and if both operands are
8117 ordered, do the normal comparison.
8119 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
8121 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
8123 (extract_code_and_val_from_cond_with_ops): Verify that name is
8124 either cond_op0 or cond_op1.
8126 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
8128 PR tree-optimization/18046
8129 * genmodes.c (emit_mode_size_inline): Emit an assert that
8130 verifies that mode is a valid array index.
8131 (emit_mode_nuinits_inline): Likewise.
8132 (emit_mode_inner_inline): Likewise.
8133 (emit_mode_unit_size_inline): Likewise.
8134 (emit_mode_unit_precision_inline): Likewise.
8135 * tree-vrp.c: Include params.h.
8136 (find_switch_asserts): Register edge assertions for the default
8137 label which correspond to the anti-ranges of each case label.
8138 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
8139 * doc/invoke.texi: Document it.
8141 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8143 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
8144 and unnecessary call to gimple_bb.
8146 2016-07-26 Richard Biener <rguenther@suse.de>
8148 PR rtl-optimization/71984
8149 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
8152 2016-07-26 Richard Biener <rguenther@suse.de>
8155 * expmed.c (extract_bit_field_1): Constrain the vector mode
8156 with element size matching the extraction mode size when
8157 choosing a better vector mode to do the extraction from.
8159 2016-07-26 Richard Biener <rguenther@suse.de>
8160 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8163 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
8166 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8168 * tree-ssa-structalias.c (struct scc_info): Change types of
8169 members to auto_sbitmap and auto_vec.
8170 (scc_info::scc_info): New constructor.
8171 (scc_info::~scc_info): New destructor.
8172 (init_scc_info): Remove.
8173 (free_scc_info): Remove.
8174 (find_indirect_cycles): Adjust.
8175 (perform_var_substitution): Likewise.
8176 (free_var_substitution_info): Likewise.
8178 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8180 * tree-outof-ssa.c (struct elim_graph): Change type of members
8181 to auto_vec and auto_sbitmap.
8182 (elim_graph::elim_graph): New constructor.
8183 (delete_elim_graph): Remove.
8184 (expand_phi_nodes): Adjust.
8186 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8188 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
8189 (new_elim_graph): Adjust.
8190 (clear_elim_graph): Likewise.
8191 (delete_elim_graph): Likewise.
8192 (elim_graph_size): Likewise.
8193 (elim_graph_add_node): Likewise.
8194 (elim_graph_add_edge): Likewise.
8195 (elim_graph_remove_succ_edge): Likewise.
8196 (eliminate_name): Likewise.
8197 (eliminate_build): Likewise.
8198 (elim_forward): Likewise.
8199 (elim_unvisited_predecessor): Likewise.
8200 (elim_backward): Likewise.
8201 (elim_create): Likewise.
8202 (eliminate_phi): Likewise.
8203 (expand_phi_nodes): Likewise.
8205 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8207 * bt-load.c (compute_out): Use auto_sbitmap class.
8208 (link_btr_uses): Likewise.
8209 * cfganal.c (mark_dfs_back_edges): Likewise.
8210 (post_order_compute): Likewise.
8211 (inverted_post_order_compute): Likewise.
8212 (pre_and_rev_post_order_compute_fn): Likewise.
8213 (single_pred_before_succ_order): Likewise.
8214 * cfgexpand.c (pass_expand::execute): Likewise.
8215 * cfgloop.c (verify_loop_structure): Likewise.
8216 * cfgloopmanip.c (fix_bb_placements): Likewise.
8217 (remove_path): Likewise.
8218 (update_dominators_in_loop): Likewise.
8219 * cfgrtl.c (break_superblocks): Likewise.
8220 * ddg.c (check_sccs): Likewise.
8221 (create_ddg_all_sccs): Likewise.
8222 * df-core.c (df_worklist_dataflow): Likewise.
8223 * dse.c (dse_step3): Likewise.
8224 * except.c (eh_region_outermost): Likewise.
8225 * function.c (thread_prologue_and_epilogue_insns): Likewise.
8226 * gcse.c (prune_expressions): Likewise.
8227 (prune_insertions_deletions): Likewise.
8228 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
8229 * graph.c (draw_cfg_nodes_no_loops): Likewise.
8230 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
8231 * lcm.c (compute_earliest): Likewise.
8232 (compute_farthest): Likewise.
8233 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
8234 (unroll_loop_runtime_iterations): Likewise.
8235 (unroll_loop_stupid): Likewise.
8236 * lower-subreg.c (decompose_multiword_subregs): Likewise.
8237 * lra-lives.c: Likewise.
8238 * lra.c (lra): Likewise.
8239 * modulo-sched.c (schedule_reg_moves): Likewise.
8240 (optimize_sc): Likewise.
8241 (get_sched_window): Likewise.
8242 (sms_schedule_by_order): Likewise.
8243 (check_nodes_order): Likewise.
8244 (order_nodes_of_sccs): Likewise.
8245 (order_nodes_in_scc): Likewise.
8246 * recog.c (split_all_insns): Likewise.
8247 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
8248 * reload1.c (reload): Likewise.
8249 * sched-rgn.c (haifa_find_rgns): Likewise.
8250 (split_edges): Likewise.
8251 (compute_trg_info): Likewise.
8252 * sel-sched.c (init_seqno): Likewise.
8253 * store-motion.c (remove_reachable_equiv_notes): Likewise.
8254 * tree-into-ssa.c (update_ssa): Likewise.
8255 * tree-ssa-live.c (live_worklist): Likewise.
8256 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
8257 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
8259 (try_peel_loop): Likewise.
8260 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
8262 * tree-ssa-pre.c (compute_antic): Likewise.
8263 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
8264 * tree-stdarg.c (reachable_at_most_once): Likewise.
8265 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
8266 * var-tracking.c (vt_find_locations): Likewise.
8268 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8270 * sbitmap.h (auto_sbitmap): New class.
8272 2016-07-26 Alan Modra <amodra@gmail.com>
8275 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
8278 2016-07-25 David Malcolm <dmalcolm@redhat.com>
8280 * input.c (selftest::temp_source_file::temp_source_file): Fix
8281 missing "%s" in fprintf.
8283 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
8286 * cselib.c (cselib_process_insn): Invalidate argument slots for
8289 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8291 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
8292 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
8293 vmulxh_lane_f16, vmulxh_laneq_f16): New.
8295 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8297 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8298 * config/aarch64/aarch64.md (fma, fnma): Support HF.
8299 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
8301 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8303 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8304 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
8306 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
8307 (add<mode>3): Likewise.
8308 (sub<mode>3): Likewise.
8309 (mul<mode>3): Likewise.
8310 (div<mode>3): Likewise.
8311 (*div<mode>3): Likewise.
8312 (<fmaxmin><mode>3): Extend to HF.
8313 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
8314 (fabd<mode>3): Likewise.
8315 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
8316 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
8317 (aarch64_fmulx<mode>): Likewise.
8318 (aarch64_fac<optab><mode>): Likewise.
8319 (aarch64_frecps<mode>): Likewise.
8320 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
8321 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
8322 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
8323 (VSDQ_HSDI): Support HI.
8324 (fcvt_target, FCVT_TARGET): Likewise.
8325 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
8326 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
8327 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
8328 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
8329 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
8330 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
8331 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
8334 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8336 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
8337 * config/aarch64/aarch64-builtins.c (hi_UP): New.
8338 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8339 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
8341 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
8342 (aarch64_cm<optab><mode>): Likewise.
8343 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
8344 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
8345 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
8346 (sqrt<mode>2): Likewise.
8347 (*sqrt<mode>2): Likewise.
8348 (abs<mode>2): Likewise.
8349 (<optab><mode>hf2): New pattern for HF mode.
8350 (<optab>hihf2): Likewise.
8351 * config/aarch64/arm_neon.h: Include arm_fp16.h.
8352 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
8353 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
8355 * config/aarch64/arm_fp16.h: New file.
8356 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
8357 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
8358 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
8359 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
8360 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
8361 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
8362 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
8363 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
8364 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
8365 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
8366 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
8367 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
8370 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8372 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
8373 reduc_smin_scal_): Use VDQIF_F16.
8374 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
8375 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
8377 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
8378 * config/aarch64/iterators.md (VDQIF_F16): New.
8379 (vp): Support HF modes.
8380 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
8381 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
8383 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8385 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
8386 "*aarch64_mulx_elt_from_dup<mode>".
8387 (*aarch64_mul3_elt<mode>): Update schedule type.
8388 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
8389 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
8390 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
8391 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
8392 (f, fp): Support HF modes.
8393 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
8394 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
8395 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
8396 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
8397 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
8398 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
8400 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8402 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8403 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
8405 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
8408 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8410 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8411 * config/aarch64/aarch64-simd.md
8412 (aarch64_rsqrts<mode>): Extend to HF modes.
8413 (fabd<mode>3): Likewise.
8414 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
8415 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
8416 (aarch64_<maxmin_uns>p<mode>): Likewise.
8417 (<su><maxmin><mode>3): Likewise.
8418 (<maxmin_uns><mode>3): Likewise.
8419 (<fmaxmin><mode>3): Likewise.
8420 (aarch64_faddp<mode>): Likewise.
8421 (aarch64_fmulx<mode>): Likewise.
8422 (aarch64_frecps<mode>): Likewise.
8423 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
8424 (add<mode>3): Extend to HF modes.
8425 (sub<mode>3): Likewise.
8426 (mul<mode>3): Likewise.
8427 (div<mode>3): Likewise.
8428 (*div<mode>3): Likewise.
8429 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
8431 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
8432 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
8433 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
8434 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
8435 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
8436 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
8437 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
8438 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
8439 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
8440 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
8441 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
8442 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
8443 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
8444 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
8446 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8448 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
8449 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8450 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
8451 (neg<mode>2): Likewise.
8452 (abs<mode>2): Likewise.
8453 (<frint_pattern><mode>2): Likewise.
8454 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
8455 (<optab><VDQF:mode><fcvt_target>2): Likewise.
8456 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
8457 (ftrunc<VDQF:mode>2): Likewise.
8458 (<optab><fcvt_target><VDQF:mode>2): Likewise.
8459 (sqrt<mode>2): Likewise.
8460 (*sqrt<mode>2): Likewise.
8461 (aarch64_frecpe<mode>): Likewise.
8462 (aarch64_cm<optab><mode>): Likewise.
8463 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
8465 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
8466 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
8468 * config/aarch64/arm_neon.h (vdup_n_f16): New.
8469 (vdupq_n_f16): Likewise.
8470 (vld1_dup_f16): Use vdup_n_f16.
8471 (vld1q_dup_f16): Use vdupq_n_f16.
8472 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
8473 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
8474 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
8475 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
8476 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
8477 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
8478 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
8479 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
8480 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
8481 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
8482 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
8483 vsqrt_f16, vsqrtq_f16): New.
8485 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8487 * config/aarch64/aarch64-simd.md
8488 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
8489 (aarch64_ext<mode>): Likewise.
8490 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
8491 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
8492 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
8494 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
8496 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
8497 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
8498 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
8499 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
8500 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
8501 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
8502 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
8504 (vmov_n_f16): Reimplement using vdup_n_f16.
8505 (vmovq_n_f16): Reimplement using vdupq_n_f16..
8507 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8509 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
8510 "frame_related_p". Generate CFA annotation when it's necessary.
8511 (aarch64_expand_prologue): Use aarch64_add_constant.
8512 (aarch64_expand_epilogue): Likewise.
8513 (aarch64_output_mi_thunk): Pass "false" when calling
8514 aarch64_add_constant.
8516 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8518 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
8521 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8523 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
8524 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
8525 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
8526 (aarch64_build_constant): Delete.
8528 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
8531 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
8533 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
8534 flag_toplevel_reorder.
8536 2016-07-25 Richard Biener <rguenther@suse.de>
8538 * cgraph.c (cgraph_node::verify_node): Compare against builtin
8539 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
8540 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
8541 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
8542 (streamer_get_builtin_tree): Likewise.
8543 (streamer_write_builtin): Likewise.
8544 * lto-streamer.h (LTO_builtin_decl): Remove.
8545 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
8546 (lto_input_scc): Remove LTO_builtin_decl handling.
8547 (lto_input_tree_1): Liekwise.
8548 * lto-streamer-out.c (lto_output_tree_1): Remove special
8549 handling of builtins.
8550 (DFS::DFS): Likewise.
8551 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
8552 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
8554 (streamer_write_builtin): Remove.
8556 2016-07-25 Martin Liska <mliska@suse.cz>
8558 * lto-cgraph.c (input_symtab): Don't call get_working_sets
8559 if flag_auto_profile is set to true.
8561 2016-07-25 Martin Liska <mliska@suse.cz>
8563 PR gcov-profile/71868
8564 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
8565 have a function with multiple latches, count them all.
8567 2016-07-25 Martin Liska <mliska@suse.cz>
8569 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
8571 2016-07-25 Martin Liska <mliska@suse.cz>
8573 PR tree-optimization/71987
8574 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
8575 just for SSA_NAMEs. Fix GNU coding style.
8577 2016-07-25 Martin Liska <mliska@suse.cz>
8579 PR gcov-profile/64874
8580 * gcov-io.h: Update command about file format.
8581 * gcov-iov.c (main): Adapt the numbering scheme.
8583 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
8586 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
8587 whose result is used in PHI.
8588 (final_range_test_p): Likewise.
8589 (maybe_optimize_range_tests): Likewise.
8591 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
8593 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8594 Reformat two multi-line strings.
8596 2016-07-22 Martin Sebor <msebor@redhat.com>
8598 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
8600 2016-07-22 Martin Sebor <msebor@redhat.com>
8603 * doc/extend.texi (Compound Literals): Correct and clarify.
8604 (Cast to Union): Same.
8606 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
8608 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
8609 comments to explain why certain error messages make mention of
8610 undocumented options.
8611 (rs6000_invalid_builtin): Change error messages to replace mention
8612 of undocumented options with mention of the -mcpu=power9 option
8613 that enables those undocumented options.
8614 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
8615 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
8616 definition of this macro to correct an existing error.
8617 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
8618 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
8619 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
8620 descriptions of built-in functions so that they depend on
8621 -mcpu=power9 instead of on the corresponding undocumented flags.
8622 * doc/invoke.texi (Option Summary): Remove all mention of newly
8624 (IBM RS/6000 and PowerPC Options): Likewise.
8625 * doc/md.texi (Constraints for Particuliar Machines): Remove all
8626 mention of newly undocumented flags.
8628 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
8630 * ipa-cp.c (determine_versionability): Do not create constprop clones,
8631 when target_clones attribute is set.
8633 2016-07-22 Bin Cheng <bin.cheng@arm.com>
8635 * common.opt (funsafe-loop-optimizations): Mark ignore.
8636 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
8637 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
8639 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
8640 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
8642 2016-07-22 Bin Cheng <bin.cheng@arm.com>
8644 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
8646 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
8648 (number_of_iterations_exit): Warn missed loop optimization for
8649 possible infinite loops.
8651 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
8654 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
8655 when to emit a ".machine" pseudo-op.
8657 2016-07-22 Martin Liska <mliska@suse.cz>
8659 PR gcov-profile/69028
8660 PR gcov-profile/62047
8661 * coverage.c (coverage_compute_lineno_checksum): Do not
8662 calculate checksum for fns w/o xloc.file.
8663 (coverage_compute_profile_id): Likewise.
8665 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
8667 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
8668 (avr_secondary_reload): ...and implementation.
8669 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
8670 * config/avr/avr.md (reload_in<mode>): Remove insns.
8671 (adjust_len) [lpm]: Remove insn attribute value.
8672 * config/avr/predicates.md (flash_operand): Remove insn predicate.
8674 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
8677 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
8679 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
8680 * calls.c (special_function_p): Remove the special handling of the
8681 "__builtin_" prefix.
8683 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
8686 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
8687 if STMT may be an alloca call.
8688 (gimple_alloca_call_p, alloca_call_p): Return only true for the
8689 builtin alloca call.
8690 * calls.h (gimple_maybe_alloca_call_p): New function.
8691 * tree-inline.c (inline_forbidden_p_stmt): Use
8692 gimple_maybe_alloca_call_p here.
8694 2016-07-21 David Malcolm <dmalcolm@redhat.com>
8696 * spellcheck-tree.c (best_macro_match::best_macro_match):
8697 Explictly specify the template arguments when invoking the base
8698 class constructor, to help older C++ compilers.
8700 2016-07-21 Jakub Jelinek <jakub@redhat.com>
8703 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
8704 before builtin_decl_implicit.
8706 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
8708 * optabs.c (emit_condiitonal_move): Short circuit for identical
8711 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
8713 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
8714 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
8715 (noce_conversion_profitable_p): New.
8716 (noce_try_store_flag_constants): Use it.
8717 (noce_try_addcc): Likewise.
8718 (noce_try_store_flag_mask): Likewise.
8719 (noce_try_cmove): Likewise.
8720 (noce_try_cmove_arith): Likewise.
8721 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
8723 (noce_convert_multiple_sets): Move cost model to here, from...
8724 (bb_ok_for_noce_convert_multiple_sets) ...here.
8725 (noce_process_if_block): Update calls for above changes.
8726 (noce_find_if_block): Record new noce_if_info parameters.
8728 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
8730 * target.def (max_noce_ifcvt_seq_cost): New.
8731 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
8732 * doc/tm.texi: Regenerate.
8733 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
8734 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
8735 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
8736 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
8737 * doc/invoke.texi: Document new params.
8739 2016-07-21 Richard Biener <rguenther@suse.de>
8741 PR tree-optimization/71947
8742 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
8743 ranges have useful limit_vr information.
8745 2016-07-21 Richard Biener <rguenther@suse.de>
8747 * function-tests.c (build_trivial_generic_function): Set
8748 BLOCK_SUPERCONTEXT of DECL_INITIAL.
8749 * omp-low.c (create_omp_child_function): Likewise.
8750 (grid_expand_target_grid_body): Likewise.
8751 * cgraphunit.c (init_lowered_empty_function): Likewise.
8752 (cgraph_node::expand_thunk): Likewise.
8753 * tree-parloops.c (create_loop_fn): Likewise.
8754 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
8756 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8758 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
8761 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
8763 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
8764 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
8765 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
8766 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
8767 values for insn attribute.
8768 * config/avr/avr.c (avr_out_insert_notbit): New function.
8769 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
8770 ADJUST_LEN_INSV_NOTBIT_0/_7.
8771 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
8773 2016-07-21 Bin Cheng <bin.cheng@arm.com>
8775 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
8776 (chrec_convert_1, chrec_convert): Ditto.
8777 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
8778 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
8779 * tree-vrp.c (adjust_range_with_scev): Ditto.
8780 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
8781 (scev_var_range_cant_overflow): New function.
8782 (scev_probably_wraps_p): New parameter. Call above function.
8783 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
8785 2016-07-21 Bin Cheng <bin.cheng@arm.com>
8787 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
8788 by removing computation of may_be_zero.
8790 2016-07-21 Jakub Jelinek <jakub@redhat.com>
8792 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
8794 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
8796 Improving concepts performance and diagnostics.
8797 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
8798 for constraint satisfaction and subsumption.
8799 * timevar.h (auto_timevar): New constructor that matches the push/pop
8800 pattern of usage in pt.c.
8802 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
8804 * hwint.h (HOST_WIDE_INT_0): New define.
8805 (HOST_WIDE_INT_0U): Ditto.
8806 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
8807 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
8808 * simplify-rtx.c: Ditto.
8809 * tree-object-size.c: Ditto.
8811 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8813 * config/s390/s390.c (s390_encode_section_info): Remove mode size
8816 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
8818 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
8819 * combine.c: Use HOST_WIDE_INT_M1U instead of
8820 ~(unsigned HOST_WIDE_INT) 0.
8821 * double-int.h: Ditto.
8823 * dwarf2asm.c:Ditto.
8825 * genmodes.c: Ditto.
8827 * read-rtl.c: Ditto.
8828 * tree-ssa-loop-ivopts.c: Ditto.
8829 * tree-ssa-loop-prefetch.c: Ditto.
8830 * tree-vect-generic.c: Ditto.
8831 * tree-vect-patterns.c: Ditto.
8834 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8836 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
8837 constant addresses outside [0,0xc0] into a register.
8838 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
8839 cases where the base address register is unused after.
8840 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
8841 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
8842 (avr_out_store_psi_reg_disp_tiny): Same.
8844 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8846 Implement attribute progmem on reduced Tiny cores by adding
8847 flash offset 0x4000 to respective symbols.
8850 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
8851 documentation how it works on reduced Tiny cores.
8852 (AVR Named Address Spaces): No support for reduced Tiny.
8853 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
8854 (avr_address_tiny_pm_p): New static function.
8855 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
8856 if the address is in progmem.
8857 (avr_assemble_integer): Same.
8858 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
8859 for symbol_ref in progmem.
8860 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
8861 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
8862 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
8864 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
8866 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
8867 * configure: Regenerate.
8868 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
8869 (USE_THIN_ARCHIVES): New variable.
8870 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
8871 this archive as a thin archive.
8873 2016-07-20 David Malcolm <dmalcolm@redhat.com>
8875 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
8876 same location as last time, don't skip if we have fix-it hints.
8877 Clarify the skipping logic by converting it from one "if" clause
8878 to repeated "if" clauses.
8879 * spellcheck-tree.c: Include "cpplib.h".
8880 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
8881 (best_macro_match::best_macro_match): New constructor.
8882 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
8883 Move here from c/c-decl.c.
8884 (class best_macro_match): Move here from c/c-decl.c, converting
8885 from a typedef to a subclass, gaining a ctor.
8887 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8889 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
8890 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
8892 (avr_addr_space_diagnose_usage): ...and implementation.
8893 (avr_addr_space_supported_p): New function.
8894 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
8895 report bad address space usage if that space is supported.
8896 (avr_insert_attributes): Same. No more complain about unsupported
8898 * config/avr/avr-c.c (tm_p.h): Include it.
8899 (avr_cpu_cpp_builtins): Only define addr-space related built-in
8900 macro if avr_addr_space_supported_p.
8902 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
8904 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
8905 flag_toplevel_reorder.
8907 2016-07-20 David Malcolm <dmalcolm@redhat.com>
8909 * gcc-rich-location.c
8910 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
8912 * gcc-rich-location.h
8913 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
8915 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8917 * target.def (addr_space): Add new diagnose_usage to hook vector.
8918 * targhooks.c (default_addr_space_diagnose_usage): Add default
8919 implementation and...
8920 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
8921 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
8922 is some address space, call targetm.addr_space.diagnose_usage.
8923 * doc/tm.texi.in (Named Address Spaces): Add anchor for
8924 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
8925 * doc/tm.texi: Regenerate.
8927 2016-07-20 Martin Liska <mliska@suse.cz>
8930 * graphite-isl-ast-to-gimple.c (later_of_the_two):
8931 Properly handly PHI stmts.
8933 2016-07-20 Bin Cheng <bin.cheng@arm.com>
8935 PR tree-optimization/71503
8936 PR tree-optimization/71683
8937 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
8940 2016-07-20 Martin Liska <mliska@suse.cz>
8942 * doc/invoke.texi (-fipa-ra): Document when the option is
8943 disabled. Fix a typo.
8945 2016-07-20 Martin Liska <mliska@suse.cz>
8947 * Makefile.in: Include fibonacci_heap.c
8948 * fibonacci_heap.c: New file.
8949 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
8950 (fibonacci_heap::union_with): Fix deletion of the second heap.
8951 * selftest-run-tests.c (selftest::run_tests): Incorporate
8952 fibonacci heap tests.
8953 * selftest.h: Declare fibonacci_heap_c_tests.
8955 2016-07-20 Martin Liska <mliska@suse.cz>
8957 * selftest-run-tests.c (selftest::run_tests): New function.
8958 * selftest.h (sreal_c_tests): Declare.
8959 * sreal.c (sreal_verify_basics): New function.
8960 (verify_aritmetics): Likewise.
8961 (sreal_verify_arithmetics): Likewise.
8962 (verify_shifting): Likewise.
8963 (sreal_verify_shifting): Likewise.
8964 (void sreal_c_tests): Likewise.
8966 2016-07-19 Jakub Jelinek <jakub@redhat.com>
8968 PR rtl-optimization/71916
8969 * cfgrtl.c (contains_no_active_insn_p): Return false also for
8970 bb which have a single succ fake edge.
8972 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
8975 * dwarf2out.c (gen_subprogram_die): Only call
8976 gen_unspecified_parameters_die while dumping early dwarf.
8978 2016-07-19 Jakub Jelinek <jakub@redhat.com>
8981 * gimple-fold.c (fold_builtin_memory_op): Use
8982 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
8984 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
8986 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
8987 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
8988 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
8989 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
8993 * double-int.c: Ditto.
8995 * dwarf2out.c: Ditto.
8998 * fold-const.c: Ditto.
8999 * function.c: Ditto.
9001 * genmodes.c: Ditto.
9005 * loop-doloop.c: Ditto.
9006 * loop-invariant.c: Ditto.
9013 * simplify-rtx.c: Ditto.
9014 * stor-layout.c: Ditto.
9016 * tree-ssa-loop-ivopts.c: Ditto.
9017 * tree-vect-generic.c: Ditto.
9018 * tree-vect-patterns.c: Ditto.
9023 * wide-int-print.cc: Ditto.
9024 * wide-int.cc: Ditto.
9025 * wide-int.h: Ditto.
9027 2016-07-19 David Malcolm <dmalcolm@redhat.com>
9029 * selftest.c (selftest::assert_streq): Handle NULL values of
9030 val_actual and val_expected.
9032 2016-07-19 Martin Jambor <mjambor@suse.cz>
9035 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
9036 rather than cgraph_create_node to get a call graph node.
9038 2016-07-19 Richard Biener <rguenther@suse.de>
9040 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
9041 handle all tcc_constant bases and valueize SSA names.
9042 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
9045 2016-07-19 David Malcolm <dmalcolm@redhat.com>
9047 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
9048 the flags of the exit block and bb2, not just the entry block.
9050 2016-07-19 Richard Biener <rguenther@suse.de>
9052 PR tree-optimization/71901
9053 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
9054 align member, group stuff with the bitfield.
9055 (vn_ref_op_align_unit): New inline.
9056 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
9057 record element alignment and operand 3 unchanged.
9058 (ao_ref_init_from_vn_reference): Adjust.
9059 (valueize_refs_1): Likewise.
9060 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
9062 2016-07-19 Richard Biener <rguenther@suse.de>
9064 PR tree-optimization/71908
9065 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
9066 symbolic constants in a more reliable way.
9068 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
9070 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
9072 (vect_update_inits_of_drs): Likewise.
9073 (vect_create_cond_for_alias_checks): Likewise.
9074 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
9076 2016-07-19 Richard Biener <rguenther@suse.de>
9079 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
9080 with an abstract origin that is not an inlined function outer
9081 scope add a self-reference as abstract origin.
9082 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
9084 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
9087 * config/rs6000/rs6000.c (rs6000_function_value): Fix
9088 unintentional System V.4 structure return breakage for structures
9089 with a single floating point element.
9091 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
9093 PR tree-optimization/71734
9094 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
9095 contains REF, use it to check safelen, assume that safelen value
9096 must be greater 1, fix style.
9097 (ref_indep_loop_p_2): Add REF_LOOP argument.
9098 (ref_indep_loop_p): Pass LOOP as additional argument to
9101 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
9103 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
9104 allocation in the prologue.
9105 * explow.c (get_dynamic_stack_base): New function to return an address
9106 expression for the dynamic stack base.
9107 (get_dynamic_stack_size): New function to do the required dynamic stack
9108 space size calculations.
9109 (allocate_dynamic_stack_space): Use new functions.
9110 (align_dynamic_address): Move some code from
9111 allocate_dynamic_stack_space to new function.
9112 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
9114 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9116 * config/s390/s390.c (s390_encode_section_info): Always set
9117 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
9120 2016-07-18 Richard Biener <rguenther@suse.de>
9122 PR tree-optimization/71893
9123 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
9124 for sizetype cast added by array_ref_element_size.
9125 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9127 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
9129 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
9130 register parameters. Remove code to initialize argument pointer
9131 on TARGET_64BIT. Optimize call to _mcount when it can be reached
9132 using a pc-relative branch. Cleanup conditional code.
9133 * config/pa/pa.md (call_mcount): New expander.
9134 (call_mcount_nonpic): New insn.
9135 (call_mcount_pic): New insn and split.
9136 (call_mcount_pic_post_reload): New insn.
9137 (call_mcount_64bit): New insn and split.
9138 (call_mcount_64bit_post_reload): New insn.
9140 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
9142 * config/avr/predicates.md (const_m255_to_m1_operand): New.
9143 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
9144 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
9145 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
9146 (*usum_widenqihi3, *udiff_widenqihi3)
9147 (*addhi3_zero_extend.const): New combiner insns.
9148 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
9149 just 1 bit is affected.
9150 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
9151 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
9153 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
9155 * omp-low.c (lower_omp_target): Mark data clauses with
9156 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
9157 zero-length subarrays.
9159 2016-07-15 Richard Biener <rguenther@suse.de>
9161 PR tree-optimization/71881
9162 * tree-loop-distribution.c (destroy_loop): Remove blocks in
9163 reverse DOM order to make debug temp generation happy.
9165 2016-07-15 Richard Biener <rguenther@suse.de>
9167 PR tree-optimization/71887
9168 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
9169 verify it is not zero for division / modulo handling.
9170 (value_replacement): Adjust.
9172 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
9173 Julian Brown <julian@codesourcery.com>
9175 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
9176 * config/aarch64/aarch64-cost-tables.h
9177 (vulcan_extra_costs): New variable.
9178 * config/aarch64/aarch64.c
9179 (vulcan_addrcost_table): Likewise.
9180 (vulcan_regmove_cost): Likewise.
9181 (vulcan_vector_cost): Likewise.
9182 (vulcan_branch_cost): Likewise.
9183 (vulcan_tunings): Likewise.
9185 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
9187 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
9188 (output_in_order): Loop over undefined variables too. Output them
9189 via assemble_undefined_decl. Skip variables that correspond to hard
9190 registers or have value-exprs.
9191 * varpool.c (symbol_table::output_variables): Handle undefined
9192 variables together with defined ones.
9194 2016-07-15 Richard Biener <rguenther@suse.de>
9196 * tree-ssa-pre.c (get_representative_for): Make sure to return
9197 the value number of SSA names.
9198 (phi_translate_1): get_representative_for cannot return NULL.
9199 (do_pre_regular_insertion): Remove redundant call to
9200 fully_constant_expression.
9201 (do_pre_partial_partial_insertion): Likewise.
9203 2016-07-15 Bin Cheng <bin.cheng@arm.com>
9205 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
9206 (derive_simple_iv_with_niters): New function.
9207 (simple_iv): Rewrite using simple_iv_with_niters.
9208 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
9209 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
9211 (number_of_iterations_exit): Rewrite using above function.
9212 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
9215 2016-07-15 Richard Biener <rguenther@suse.de>
9217 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
9220 2016-07-14 Jakub Jelinek <jakub@redhat.com>
9222 PR tree-optimization/71872
9223 * tree-data-ref.c (get_references_in_stmt): Ignore references
9224 with is_gimple_constant get_base_address.
9226 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
9228 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
9229 (TARGET_HAVE_LDACQD): New macro.
9230 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
9231 than TARGET_HAVE_LDACQ.
9232 (arm_load_acquire_exclusivedi): Likewise.
9233 (arm_store_release_exclusivedi): Likewise.
9235 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
9237 PR rtl-optimization/71878
9238 * lra-constraints.c (match_reload): Pass information about other
9239 output operands. Create new unique register value if matching input
9240 operand shares same register value as output operand being considered.
9241 (curr_insn_transform): Record output operands already processed.
9243 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9246 PR tree-optimization/70923
9247 * tree-vect-patterns.c: Include mult-synthesis.h.
9248 (target_supports_mult_synth_alg): New function.
9249 (synth_lshift_by_additions): Likewise.
9250 (apply_binop_and_append_stmt): Likewise.
9251 (vect_synth_mult_by_constant): Likewise.
9252 (target_has_vecop_for_code): Likewise.
9253 (vect_recog_mult_pattern): Use above functions to synthesize vector
9254 multiplication by integer constants.
9256 2016-07-14 Alan Modra <amodra@gmail.com>
9258 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
9259 gpr alternatives. Correct '*' placement on Y,r alternative.
9260 Add '*' on operand 1 of r,r alternative.
9262 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9264 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
9265 * expmed.h: ... Here.
9267 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
9269 * gimple.h (stmt_can_terminate_bb_p): New function.
9270 * tree-cfg.c (need_fake_edge_p): Rename to ...
9271 (stmt_can_terminate_bb_p): ... this; return true if stmt can
9272 throw external; handle const and pure calls.
9273 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
9275 2016-07-14 Richard Biener <rguenther@suse.de>
9277 PR tree-optimization/71866
9278 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
9279 (do_hoist_insertion): Avoid endless recursion when we
9280 didn't insert anything because we managed to simplify
9281 things down to a constant or SSA name.
9282 (fully_constant_expression): Re-write in terms of ...
9283 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
9284 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
9285 vn_nary_build_or_lookup_1.
9286 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
9287 (vn_nary_build_or_lookup): ... this which now wraps it.
9289 2016-07-14 Alan Modra <amodra@gmail.com>
9292 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
9293 with p9_vector override before power9-dform override.
9295 2016-07-13 Andi Kleen <ak@linux.intel.com>
9297 * value-prof.c (gimple_value_profile_transformations): Don't run
9298 when auto_profile is on.
9300 2016-07-13 Andi Kleen <ak@linux.intel.com>
9302 * auto-profile.c (update_inlined_ind_target,
9303 afdo_indirect_call): Print information to dump file.
9305 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
9307 * genrecog.c (special_predicate_operand_p): New function.
9308 (predicate_name): Move function.
9309 (validate_pattern): Don't warn about missing mode for all
9310 define_special_predicate predicates.
9312 2016-07-13 Bin Cheng <bin.cheng@arm.com>
9314 * tree-vect-data-refs.c (vect_no_alias_p): New function.
9315 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
9316 resolve alias checks which are known at compilation time.
9317 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
9318 alias checks are resolved. Move dump info for too many runtime
9319 alias checks to here...
9320 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
9322 2016-07-13 Richard Biener <rguenther@suse.de>
9324 PR tree-optimization/24574
9325 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
9326 position and add shift, rotate, divison and modulo support
9328 (value_replacement): Pass in argument position to absorbing_element_p.
9330 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
9333 * ipa-inline-transform.c (inline_call): Support
9334 instrumented thunks.
9336 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
9338 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
9339 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
9341 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
9342 Baseline. Make initial alternative TARGET_32BIT only.
9343 (udivsi3): Likewise.
9344 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
9345 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
9348 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
9350 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
9351 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
9352 availability with TARGET_HAVE_MOVT.
9353 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
9354 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
9355 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
9357 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
9358 extra instruction if MOVW is available. Use a cost variable
9359 incremented by COSTS_N_INSNS (1) when the condition match rather than
9360 returning an arithmetic expression based on COSTS_N_INSNS. Make
9361 constant with bottom half word zero cost 2 instruction if MOVW is
9363 * config/arm/arm.md (define_attr "arch"): Add v8mb.
9364 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
9365 target is ARMv8-M Baseline.
9366 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
9367 (arm_movtas_ze): Likewise.
9368 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
9369 alternative for constants satisfying j constraint.
9370 (thumb1_movsi_insn): Likewise.
9371 (movsi splitter for K alternative): Tighten condition to not trigger
9372 if movt is available and j constraint is satisfied.
9373 (Pe immediate splitter): Likewise.
9374 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
9375 constant fitting in an halfword to use MOVW.
9376 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
9379 2016-07-13 Richard Biener <rguenther@suse.de>
9382 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
9383 gimplifying the LHS. Make sure to gimplify a returning twice
9384 call LHS without using SSA names.
9386 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9388 * tree-data-ref.c (find_data_references_in_stmt): Remove
9389 unnecessary call to vec::release.
9390 (graphite_find_data_references_in_stmt): Likewise.
9391 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
9392 * tree-vect-stmts.c (vectorizable_condition): Likewise.
9394 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9396 * cfgexpand.c (expand_used_vars): Make the type of a local
9398 * genmatch.c (lower_for): Likewise.
9399 * haifa-sched.c (haifa_sched_init): Likewise.
9400 (add_to_speculative_block): Likewise.
9401 (create_check_block_twin): Likewise.
9402 * predict.c (handle_missing_profiles): Likewise.
9403 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
9404 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
9405 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
9407 (maybe_lower_iteration_bound): Likewise.
9408 * tree-ssa-sccvn.c (DFS): Likewise.
9409 * tree-stdarg.c (reachable_at_most_once): Likewise.
9410 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
9411 (vectorizable_store): Likewise.
9413 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9415 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
9416 (sccvn_dom_walker): make cond_stack an auto_vec.
9418 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9420 * ree.c (struct ext_state): Make type of members auto_vec.
9421 (find_and_remove_re): Adjust.
9423 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9425 * cfgexpand.c (struct stack_vars_data): Make type of fields
9427 (expand_used_vars): Adjust.
9429 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9431 * ipa.c (record_cdtor_fn): Adjust.
9432 (build_cdtor_fns): Likewise.
9433 (ipa_cdtor_merge): Make static_ctors and static_dtors local
9436 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9438 * genextract.c (struct accum_extract): Add constructor and make
9442 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9444 * tree.c (struct free_lang_data_d): Add constructor and change
9445 types of members to ones that automatically manage resources.
9446 (fld_worklist_push): Adjust.
9447 (find_decls_types): Likewise.
9448 (find_decls_types_in_eh_region): Likewise.
9449 (free_lang_data_in_cgraph): Stop manually creating and
9450 destroying members of free_lang_data_d.
9452 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
9454 PR rtl-optimization/68961
9455 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
9456 peephole variant. Use sse_reg_operand predicates.
9458 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
9460 * config/i386/predicates.md (x86_64_immediate_operand)
9461 <case CONST_INT>: Remove unneeded truncation to DImode.
9462 <case CONST>: Ditto.
9463 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
9465 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9468 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
9469 The xxperm and xxpermr instructions require that the 2nd input
9470 operand overlap with the output operand, and not the 1st.
9471 (altivec_vperm_v8hiv16qi): Likewise.
9472 (altivec_vperm_<mode>_uns_internal): Likewise.
9473 (altivec_vpermr_<mode>_internal): Likewise.
9474 (vperm_v8hiv4si): Likewise.
9475 (vperm_v16qiv8hi): Likewise.
9477 2016-07-12 Nathan Sidwell <nathan@acm.org>
9479 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
9480 when -mno-pic-data-is-text-relative is in effect, by default.
9481 * doc/invoke.texi (mpic-data-is-text-relative): Document new
9482 behavior and clarify.
9484 2016-07-12 Martin Liska <mliska@suse.cz>
9486 * params.def: Add avg-loop niter.
9487 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
9488 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
9489 * doc/invoke.texi: Document the new parameter.
9491 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9494 * expr.c (store_constructor): Mask sign-extended bits when widening
9495 sub-word constructor element at the start of a word.
9497 2016-07-12 Martin Liska <mliska@suse.cz>
9499 * Makefile.in: Append rule for params-options.h.
9500 * params-options.h: New file.
9502 2016-07-12 Martin Liska <mliska@suse.cz>
9504 * ira-build.c (mark_loops_for_removal): Properly iterate
9507 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
9508 Richard Biener <rguenther@suse.de>
9510 PR tree-optimization/23286
9511 PR tree-optimization/70159
9512 * doc/invoke.texi: Document -fcode-hoisting.
9513 * common.opt (fcode-hoisting): New flag.
9514 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
9515 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
9516 (do_regular_insertion): Rename to ...
9517 (do_pre_regular_insertion): ... this and amend general comments
9518 on insertion strathegy.
9519 (do_partial_partial_insertion): Rename to ...
9520 (do_pre_partial_partial_insertion): ... this.
9521 (do_hoist_insertion): New function.
9522 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
9523 and call do_hoist_insertion properly.
9525 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
9526 (pass_pre::execute): Register hoist_insert stats.
9528 2016-07-12 Jakub Jelinek <jakub@redhat.com>
9531 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
9532 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
9533 is different from mode's bitsize. Small cleanup.
9535 2016-07-12 Richard Biener <rguenther@suse.de>
9537 PR rtl-optimization/68961
9538 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
9539 to simplify to a non-constant.
9541 2016-07-11 Jakub Jelinek <jakub@redhat.com>
9544 * omp-low.c (expand_omp_target): Gimplify device.
9546 PR tree-optimization/71823
9547 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
9548 to get vec_oprnds2 from op2.
9550 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
9552 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
9553 Hoist common subexpressions.
9554 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
9556 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
9559 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
9560 prevent generation of 'stxsiwx' on pre Power8 hardware.
9562 2016-07-11 David Malcolm <dmalcolm@redhat.com>
9564 * input.c: Include cpplib.h.
9565 (selftest::temp_source_file): New class.
9566 (selftest::temp_source_file::temp_source_file): New ctor.
9567 (selftest::temp_source_file::~temp_source_file): New dtor.
9568 (selftest::should_have_column_data_p): New function.
9569 (selftest::test_should_have_column_data_p): New function.
9570 (selftest::temp_line_table): New class.
9571 (selftest::temp_line_table::temp_line_table): New ctor.
9572 (selftest::temp_line_table::~temp_line_table): New dtor.
9573 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
9574 it to create a temp_line_table.
9575 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
9576 locations that are known to have column data.
9577 (selftest::line_table_case): New struct.
9578 (selftest::test_reading_source_line): Move tempfile handling
9579 to class temp_source_file.
9580 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
9581 (selftest::assert_token_loc_eq): New function.
9582 (ASSERT_TOKEN_LOC_EQ): New macro.
9583 (selftest::test_lexer): New function.
9584 (selftest::boundary_locations): New array.
9585 (selftest::input_c_tests): Call test_should_have_column_data_p.
9586 Loop over a test matrix of interesting values of location and
9587 default_range_bits, calling test_lexer on each case in the matrix.
9588 Move call to test_accessing_ordinary_linemaps into the matrix.
9589 * selftest.h (ASSERT_EQ): Reimplement in terms of...
9590 (ASSERT_EQ_AT): New macro.
9592 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
9595 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
9596 Don't convert TImode in debug insn.
9598 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
9600 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
9601 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
9602 (tree_type_common::lang_flag_7): New.
9603 (tree_type_common::spare): Reduce size.
9604 * tree.h (TYPE_ALIGN_OK): Remove.
9605 (TYPE_LANG_FLAG_7): New.
9606 (get_inner_reference): Adjust header.
9607 * print-tree.c (print_node): Adjust.
9608 * expr.c (get_inner_reference): Remove parameter keep_aligning.
9609 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
9610 calls to get_inner_reference.
9611 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
9612 handling of TYPE_ALIGN_OK.
9613 * builtins.c (get_object_alignment_2): Adjust call to
9614 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
9615 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
9617 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
9618 * cfgexpand.c (expand_debug_expr): Likewise.
9619 * dbxout.c (dbxout_expand_expr): Likewise.
9620 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
9621 loc_list_from_tree, fortran_common): Likewise.
9622 * fold-const.c (optimize_bit_field_compare,
9623 decode_field_reference, fold_unary_loc, fold_comparison,
9624 split_address_to_core_and_offset): Likewise.
9625 * gimple-laddress.c (execute): Likewise.
9626 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
9627 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
9628 * hsa-gen.c (gen_hsa_addr): Likewise.
9629 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
9630 * tsan.c (instrument_expr): Likewise.
9631 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
9632 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
9633 * tree-affine.c (tree_to_aff_combination,
9634 get_inner_reference_aff): Adjust calls to get_inner_reference.
9635 * tree-data-ref.c (split_constant_offset_1,
9636 dr_analyze_innermost): Likewise.
9637 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
9638 * tree-sra.c (ipa_sra_check_caller): Likewise.
9639 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
9640 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
9641 bswap_replace): Likewise.
9642 * tree-vect-data-refs.c (vect_check_gather,
9643 vect_analyze_data_refs): Likewise.
9644 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
9645 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
9648 2016-07-11 David Malcolm <dmalcolm@redhat.com>
9650 * Makefile.in (selftest-valgrind): New phony target.
9651 * function-tests.c (selftest::build_cfg): Delete pass instances
9652 created by the test.
9653 (selftest::convert_to_ssa): Likewise.
9654 (selftest::test_expansion_to_rtl): Likewise.
9655 * tree-cfg.c (selftest::test_linear_chain): Release dominator
9657 (selftest::test_diamond): Likewise.
9659 2016-07-11 Richard Biener <rguenther@suse.de>
9661 PR tree-optimization/71816
9662 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
9663 than replacing all of its operands.
9665 2016-07-11 Alan Modra <amodra@gmail.com>
9667 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
9668 (ctr<mode>): Add unspec.
9669 (ctr<mode>_internal*): Likewise.
9671 2016-07-08 James Bowman <james.bowman@ftdichip.com>
9673 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
9674 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
9676 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
9678 PR rtl-optimization/71621
9679 * lra-constraints.c (process_alt_operands): Check combination of
9682 2016-07-08 Jason Merrill <jason@redhat.com>
9683 Richard Biener <rguenther@suse.de>
9685 P0145: Refining Expression Order for C++.
9686 * gimplify.c (initial_rhs_predicate_for): New.
9687 (gimplfy_modify_expr): Gimplify RHS before LHS.
9689 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9692 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9693 Allow standard error handling to take over when a wrong number
9694 of arguments is presented to __builtin_vec_ld () or
9695 __builtin_vec_st ().
9697 2016-07-08 Jiong Wang <jiong.wang@arm.com>
9699 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
9704 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
9705 __builtin_aarch64_fmaxv2sf.
9706 (vmaxnmq_f32): Likewise.
9707 (vmaxnmq_f64): Likewise.
9708 (vminnm_f32): Likewise.
9709 (vminnmq_f32): Likewise.
9710 (vminnmq_f64): Likewise.
9712 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
9715 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
9716 enable -mfloat128-hardware by default.
9717 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
9718 that IEEE 128-bit hardware support needs.
9719 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
9720 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
9721 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
9722 floating point requires.
9723 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
9724 -mfloat128 and -mfloat128-hardware changes.
9726 2016-07-08 Alan Hayward <alan.hayward@arm.com>
9728 PR tree-optimization/71667
9729 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
9731 2016-07-08 Martin Liska <mliska@suse.cz>
9734 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
9735 folding produces SAVE_EXPRs, thus return false for the type.
9737 2016-07-07 Martin Liska <mliska@suse.cz>
9739 * file-find.c (remove_prefix): New function.
9740 * file-find.h (remove_prefix): Declare the function.
9741 * gcc-ar.c (main): Skip a folder of the wrapper if
9742 a wrapped binary would point to the same file.
9744 2016-07-07 Jan Hubicka <jh@suse.cz>
9746 * tree-scalar-evolution.c (iv_can_overflow_p): export.
9747 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
9748 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
9750 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
9753 * ipa-inline-analysis.c (compute_inline_parameters): Set
9754 local.can_change_signature to false for intrumentation
9757 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9759 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
9760 with TARGET_HAVE_MOVT.
9761 (TARGET_HAVE_MOVT): Define.
9762 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
9763 availability with TARGET_HAVE_MOVT.
9764 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
9766 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
9768 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
9769 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
9770 * config/arm/constraints.md (define_constraint "j"): Use
9771 TARGET_HAVE_MOVT to check MOVT availability.
9773 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9775 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
9777 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9779 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
9780 (armv8-m.main): Likewise.
9781 (armv8-m.main+dsp): Likewise.
9782 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
9783 (FL_FOR_ARCH8M_MAIN): Likewise.
9784 * config/arm/arm-tables.opt: Regenerate.
9785 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
9786 armv8-m.main+dsp to BE8_LINK_SPEC.
9787 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
9788 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
9789 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
9790 Baseline and Mainline.
9791 (arm_option_override_internal): Also disable arm_restrict_it when
9792 !arm_arch_notm. Update comment for -munaligned-access to also cover
9794 (arm_file_start): Increase buffer size for printing architecture name.
9795 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
9796 and armv8-m.main+dsp.
9797 (mno-unaligned-access): Clarify that this is disabled by default for
9798 ARMv8-M Baseline architectures as well.
9800 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9802 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
9803 decide whether to prevent some libgcc routines being included for some
9804 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
9805 link between this condition and the one in
9806 libgcc/config/arm/lib1func.S.
9808 2016-07-07 Richard Biener <rguenther@suse.de>
9810 * tree-ssa-pre.c: Include alias.h.
9811 (compute_avail): If we have multiple VN_REFERENCEs with the
9812 same hashtable entry adjust that to make it a valid replacement
9813 for all of them with respect to alignment and aliasing
9814 when doing insertion.
9815 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
9816 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
9818 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
9822 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
9823 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
9826 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9828 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
9829 (adjust_mems): Adjust.
9830 (adjust_insn): Likewise.
9831 (prepare_call_arguments): Likewise.
9833 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9835 * gcse.c (struct ls_expr): Make stores field a vector.
9836 (ldst_entry): Adjust.
9837 (free_ldst_entry): Likewise.
9838 (print_ldst_list): Likewise.
9839 (compute_ld_motion_mems): Likewise.
9840 (update_ld_motion_stores): Likewise.
9842 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9844 * gcse.c (struct ls_expr): Remove loads field.
9845 (ldst_entry): Adjust.
9846 (free_ldst_entry): Likewise.
9847 (print_ldst_list): Likewise.
9848 (compute_ld_motion_mems): Likewise.
9850 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9852 * store-motion.c (struct st_expr): Make antic_stores a vector.
9853 (st_expr_entry): Adjust.
9854 (free_st_expr_entry): Likewise.
9855 (print_store_motion_mems): Likewise.
9856 (find_moveable_store): Likewise.
9857 (compute_store_table): Likewise.
9858 (remove_reachable_equiv_notes): Likewise.
9859 (replace_store_insn): Likewise.
9860 (build_store_vectors): Likewise.
9862 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9864 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
9865 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
9867 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
9869 PR tree-optimization/71518
9870 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
9871 misalign also for outer loops with negative step.
9873 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
9875 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
9876 (cortex_a53_shift): Add mov_shift.
9877 (cortex_a53_shift_reg): Add new reservation for register shifts.
9878 (cortex_a53_alu): Remove bfm.
9879 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
9880 (cortex_a53_alu_extr): Add new reservation for EXTR.
9881 (bypasses): Improve bypass modelling.
9883 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9886 * config/avr/avr.c (avr_asm_select_section): Strip off
9887 SECTION_DECLARED from flags when calling get_section.
9889 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9891 * tree-vectorizer.h (vect_memory_access_type): Add
9892 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
9893 * tree-vect-stmts.c (compare_step_with_zero): New function.
9894 (perm_mask_for_reverse): Move further up file.
9895 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
9897 (get_negative_load_store_type): New function.
9898 (get_load_store_type): Call it. Add an ncopies argument.
9899 (vectorizable_mask_load_store): Update call accordingly and
9900 remove tests for negative steps.
9901 (vectorizable_store, vectorizable_load): Likewise. Handle new
9902 memory_access_types.
9904 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9906 * tree-vectorizer.h (vect_memory_access_type): New enum.
9907 (_stmt_vec_info): Add a memory_access_type field.
9908 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
9909 (vect_model_store_cost): Take an access type instead of a boolean.
9910 (vect_model_load_cost): Likewise.
9911 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
9912 vect_model_store_cost and vect_model_load_cost.
9913 * tree-vect-stmts.c (vec_load_store_type): New enum.
9914 (vect_model_store_cost): Take an access type instead of a
9915 store_lanes_p boolean. Simplify tests.
9916 (vect_model_load_cost): Likewise, but for load_lanes_p.
9917 (get_group_load_store_type, get_load_store_type): New functions.
9918 (vectorizable_store): Use get_load_store_type. Record the access
9919 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
9920 (vectorizable_load): Likewise.
9921 (vectorizable_mask_load_store): Likewise. Replace is_store
9922 variable with vls_type.
9924 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9926 * tree-vectorizer.h (vect_grouped_load_supported): Add a
9927 single_element_p parameter.
9928 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
9929 Check the PR65518 case here rather than in vectorizable_load.
9930 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
9931 * tree-vect-stmts.c (vectorizable_load): Likewise.
9933 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9935 * tree-vectorizer.h (gather_scatter_info): New structure.
9936 (vect_check_gather_scatter): Return a bool rather than a decl.
9937 Replace return-by-pointer arguments with a single
9938 gather_scatter_info *.
9939 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
9940 (vect_analyze_data_refs): Update call accordingly.
9941 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
9942 (vectorizable_mask_load_store): Likewise. Also record the
9943 offset dt and vectype in the gather_scatter_info.
9944 (vectorizable_store): Likewise.
9945 (vectorizable_load): Likewise.
9947 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9949 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
9950 strided groups, use the cost of N scalar accesses instead
9951 of ncopies vector accesses.
9952 (vect_model_load_cost): Likewise.
9954 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9956 * tree-vect-stmts.c (vect_cost_group_size): Delete.
9957 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
9958 variable to indicate when once-per-group costs are being used.
9959 (vect_model_load_cost): Likewise. Fix comment and misindented code.
9961 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9963 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
9964 peeling-for-gaps condition.
9966 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9968 * config/s390/s390.c (s390_expand_vec_init): Force initializer
9969 element to register if it doesn't match general_operand.
9971 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
9972 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9974 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
9976 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
9977 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
9978 (SIGNBIT): New mode iterator.
9979 (Fsignbit): New mode attribute.
9980 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
9981 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
9982 when direct moves are available.
9983 (signbit<mode>2_dm): New define_insn_and_split).
9984 (signbit<mode>2_dm2): New define_insn.
9986 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9988 PR rtl-optimization/71594
9989 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
9990 into subregs of appropriate mode before trying to emit a conditional
9993 2016-07-05 Jan Hubicka <jh@suse.cz>
9995 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
9996 (simple_iv): Use it.
9998 2016-07-05 Jan Hubicka <jh@suse.cz>
10000 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
10002 2016-07-05 Jiong Wang <jiong.wang@arm.com>
10004 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
10007 2016-07-05 Jan Hubicka <jh@suse.cz>
10009 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
10012 2016-07-05 Richard Biener <rguenther@suse.de>
10014 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
10015 Handle empty else block.
10016 (is_feasible_trace): Likewise.
10017 (split_paths): Likewise.
10019 2016-07-05 Richard Biener <rguenther@suse.de>
10021 * tree-loop-distribution.c (distribute_loop): Fix issue with
10022 the cost model loop.
10024 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
10026 * config/arm/neon-testgen.ml: Delete.
10027 * config/arm/neon.ml: Delete.
10029 2016-07-04 Jakub Jelinek <jakub@redhat.com>
10032 * tree.c (attribute_value_equal): Use get_attribute_name instead of
10033 directly using TREE_PURPOSE.
10035 2016-07-04 Jiong Wang <jiong.wang@arm.com>
10037 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
10038 * config/aarch64/aarch64_neon.h: Likewise.
10039 * config/aarch64/arm_neon.h: Likewise.
10040 * config/aarch64/atomics.md: Likewise.
10041 * config/aarch64/aarch64-simd-builtins.def: Likewise.
10042 * doc/invoke.texi: Likewise.
10044 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
10046 * config/s390/s390.md: Add "z13" cpu_facility.
10047 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
10048 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
10049 condition" type instructions.
10051 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
10052 Jeff Law <law@redhat.com>
10054 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
10055 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
10057 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
10059 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
10060 permutation for TARGET_AVX512F.
10061 (ix86_expand_vec_one_operand_perm_avx512): New function.
10062 (expand_vec_perm_1): Invoke introduced function.
10063 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
10064 it may be not valid after vectorization.
10066 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10069 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
10070 typo in comment. Only force to memory if it is a weak
10071 external reference.
10073 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
10074 Jiong Wang <jiong.wang@arm.com>
10076 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
10077 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
10078 (AARCH64_FL_F16): New.
10079 (AARCH64_FL_FOR_ARCH8_2): New.
10080 (AARCH64_ISA_8_2): New.
10081 (AARCH64_ISA_F16): New.
10082 (TARGET_FP_F16INST): New.
10083 (TARGET_SIMD_F16INST): New.
10084 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
10085 ("fp"): Disabling "fp" also disables "fp16".
10086 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
10087 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
10088 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
10089 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
10091 2016-07-04 Jan Beulich <jbeulich@suse.com>
10093 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
10095 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10098 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
10099 the insns, use an insn form that does not adjust the offset on
10100 little endian systems.
10102 2016-07-01 Jan Beulich <jbeulich@suse.com>
10104 * varasm.c (get_variable_section): Validate initializer in
10105 named .bss-like sections.
10107 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
10109 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
10110 Exchange the order of the second and third operands in the vpermr
10111 instruction tmeplate.
10113 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
10116 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
10117 Disallow TDmode values.
10119 2016-07-01 Alan Modra <amodra@gmail.com>
10121 PR rtl-optimization/71709
10122 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
10123 being set, not referenced.
10125 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
10127 PR tree-optimization/70729
10128 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
10129 of loop since it can be not valid after transformation.
10131 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10133 * config/arm/arm.c (thumb_reload_in_hi): Delete.
10134 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
10136 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
10138 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
10141 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
10144 * config/rs6000/constraints.md (wY constraint): New constraint to
10145 match the requirements for the LXSD and STXSD instructions.
10146 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
10147 predicate to match the requirements for the LXSD and STXSD
10149 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
10150 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
10151 to make sure that the bottom 2 bits of offset are 0, the address
10152 form is offsettable, and no updating is done in the address mode.
10153 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
10154 (movdi_internal32): Likewise
10155 (movdi_internal64): Likewise.
10157 2016-06-30 Jakub Jelinek <jakub@redhat.com>
10159 PR tree-optimization/71707
10160 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
10161 strinfo even for ADDR_EXPR ptr.
10163 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
10165 * config/rs6000/altivec.md (darn_32): Change the condition to
10166 TARGET_P9_MISC instead of TARGET_MODULO.
10167 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
10168 condition expression.
10169 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
10170 condition expression.
10171 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
10172 (DFP_TEST): New code iterator.
10173 (dfptstsfi_<code>_mode>): New define_expand.
10174 (*dfp_sgnfcnc_<mode>): New define_insn.
10175 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
10176 definition next to BU_P9_MISC_1 definition and change the MASK
10177 value to RS6000_BTM_P9_MISC.
10178 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
10179 (BU_P9_64BIT_MISC_0): Likewise.
10180 (BU_P9_DFP_MISC_0): New macro definition.
10181 (BU_P9_DFP_MISC_1): New macro definition.
10182 (BU_P9_DFP_MISC_2): New macro definition.
10183 (BU_P9_DFP_OVERLOAD_1): New macro definition.
10184 (BU_P9_DFP_OVERLOAD_2): New macro definition.
10185 (BU_P9_DFP_OVERLOAD_3): New macro definition.
10186 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
10187 (TSTSFI_LT_TD): Likewise.
10188 (TSTSFI_EQ_DD): Likewise.
10189 (TSTSFI_EQ_TD): Likewise.
10190 (TSTSFI_GT_DD): Likewise.
10191 (TSTSFI_GT_TD): Likewise.
10192 (TSTSFI_OV_DD): Likewise.
10193 (TSTSFI_OV_TD): Likewise.
10194 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
10195 (TSTSFI_LT_DD): Likewise.
10196 (TSTSFI_LT_TD): Likewise.
10197 (TSTSFI_EQ): Likewise.
10198 (TSTSFI_EQ_DD): Likewise.
10199 (TSTSFI_EQ_TD): Likewise.
10200 (TSTSFI_GT): Likewise.
10201 (TSTSFI_GT_DD): Likewise.
10202 (TSTSFI_GT_TD): Likewise.
10203 (TSTSFI_OV): Likewise.
10204 (TSTSFI_OV_DD): Likewise.
10205 (TSTSFI_OV_TD): Likewise.
10206 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10207 overloaded test significance functions.
10208 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
10209 OPTION_MASK_P9_MISC into the representation of this mask.
10210 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
10212 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
10213 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
10215 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
10216 argument is a 6-bit unsigned literal value if the icode argument
10217 represents a DFP test significance built-in call.
10218 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
10219 flag used independently and in combination with the
10220 RS6000_BTM_64BIT flag.
10221 (rs6000_opt_masks): Add entry for power9-misc command-line option.
10222 (rs6000_builtin_mask_names): Add entry for power9-misc
10223 command-line option.
10224 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
10225 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
10226 RS6000_BTM_P9_MISC macros.
10227 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
10228 option and change the description of the -mpower9-vector option to
10229 enable only vector instructions, removing its erroneously claimed
10230 support for scalar instructions.
10231 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
10232 the ISA 3.0 digital floating point test significance built-in
10235 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
10237 * config/aarch64/aarch64.c (cortexa35_tunings):
10238 Enable AES fusion. Use cortexa57_branch_cost.
10239 (cortexa53_tunings): Use cortexa57_branch_cost.
10240 (cortexa72_tunings): Use cortexa57_branch_cost.
10241 Use AUTOPREFETCHER_WEAK.
10242 (cortexa73_tunings): Use cortexa57_branch_cost.
10244 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10245 James Greenhalgh <james.greenhalgh@arm.com>
10247 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
10248 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
10249 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
10250 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
10251 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
10252 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
10253 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
10254 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
10255 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
10256 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
10257 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
10258 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
10259 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
10262 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
10263 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10265 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
10267 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
10269 2016-06-30 David Malcolm <dmalcolm@redhat.com>
10272 * gcc.c (driver::build_option_suggestions): Pass "option" to
10273 add_misspelling_candidates.
10274 * opts-common.c (add_misspelling_candidates): Add "option" param;
10275 use it to avoid adding negated forms for options marked with
10277 * opts.h (add_misspelling_candidates): Add "option" param.
10279 2016-06-30 Jakub Jelinek <jakub@redhat.com>
10281 PR middle-end/71693
10282 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
10283 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
10284 first when permuting bitwise operation with rotate. Cast
10285 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
10287 2016-06-29 David Malcolm <dmalcolm@redhat.com>
10289 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
10290 for misspelled param names.
10291 * params.c: Include spellcheck.h.
10292 (find_param_fuzzy): New function.
10293 * params.h (find_param_fuzzy): New prototype.
10294 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
10295 * spellcheck.h (struct edit_distance_traits<const char *>):
10298 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
10300 * config/rs6000/predicates.md (const_0_to_7_operand): New
10301 predicate, recognize 0..7.
10302 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
10303 support for doing extracts from V16QImode, V8HImode, V4SImode
10305 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
10306 vector extract support.
10307 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
10308 for ISA 3.0 vector extract.
10309 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
10310 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
10311 extracts of a constant element number from small integer vectors
10312 on 64-bit ISA 3.0 systems.
10313 (vsx_extract_<mode>_di): Likewise.
10314 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
10315 say when we can do ISA 3.0 vector extracts.
10316 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
10317 registers, using the stxsiwx instruction.
10319 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
10321 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
10322 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
10323 qdf24xx_regmove_cost, qdf24xx_tunings): New.
10324 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
10325 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
10326 * config/arm/arm.c (arm_qdf24xx_tune): New.
10328 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
10330 * config/aarch64/aarch64.c (cortexa53_tunings):
10331 Increase loop alignment to 8. Set function alignment to 16.
10332 (cortexa35_tunings): Likewise.
10333 (cortexa57_tunings): Increase loop alignment to 8.
10334 (cortexa72_tunings): Likewise.
10335 (cortexa73_tunings): Likewise.
10337 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
10339 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
10340 for arm_fp16_ok and arm_fp16_hw.
10341 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
10342 arm_fp16_alternative.
10344 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
10346 PR tree-optimization/71655
10347 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
10348 types when swapping operands.
10350 2016-06-29 Martin Liska <mliska@suse.cz>
10352 PR middle-end/71585
10353 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
10354 * ipa-inline-transform.c (inline_call): Remove unnecessary call
10355 of build_optimization_node.
10357 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
10359 PR tree-optimization/70729
10360 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
10361 independent in loops having positive safelen value.
10362 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
10363 it may be not valid after vectorization.
10365 2016-06-29 Jakub Jelinek <jakub@redhat.com>
10367 PR tree-optimization/71625
10368 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
10369 is sorted by ascending list->offset. If PTR is non-NULL and there is
10370 previous strinfo, call get_stridx_plus_constant.
10371 (get_stridx): Pass exp as second argument to get_addr_stridx.
10372 (addr_stridxptr): Add missing list = list->next, so that there can be
10373 more than one entries in the list. Bump limit from 16 to 32. Ensure
10374 the list is sorted by ascending list->offset.
10375 (get_stridx_plus_constant): Adjust so that it can be also called with
10376 ADDR_EXPR instead of SSA_NAME as PTR.
10377 (handle_char_store): Pass NULL_TREE as second argument to
10380 2016-06-29 Richard Biener <rguenther@suse.de>
10382 PR rtl-optimization/68961
10383 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
10385 2016-06-29 Richard Biener <rguenther@suse.de>
10387 PR middle-end/71002
10388 * alias.c (component_uses_parent_alias_set_from): Handle
10389 type punning through union accesses by using the union alias set.
10390 * gimple.c (gimple_get_alias_set): Remove union type punning case.
10392 2016-07-29 Richard Biener <rguenther@suse.de>
10394 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
10395 precision not matching mode precision.
10397 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
10399 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
10400 pa_output_arg_descriptor.
10401 (call_val_symref_64bit_post_reload): Likewise.
10402 (call_val_powf_64bit_post_reload): Likewise.
10403 (sibcall_internal_symref_64bit): Likewise.
10404 (sibcall_value_internal_symref_64bit): Likewise.
10406 2016-06-28 Jakub Jelinek <jakub@redhat.com>
10408 PR middle-end/71626
10409 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
10410 a constant, force its SUBREG_REG into memory or register instead
10413 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
10416 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
10417 * doc/invoke.texi (AVR Options): Document it.
10419 2016-06-28 Walter Lee <walt@tilera.com>
10421 * config/tilegx/linux.h: Do not include arch/icache.h
10422 (CLEAR_INSN_CACHE): Provide inlined definition directly.
10423 * config/tilepro/linux.h: Do not include arch/icache.h
10424 (CLEAR_INSN_CACHE): Provide inlined definition directly.
10426 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
10428 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
10429 for big-endian BIT_FIELD_REF.
10431 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
10433 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
10434 ('size' attribute): Add '128'.
10436 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
10437 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
10438 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
10439 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
10440 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
10441 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
10442 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
10443 *trunc<mode>df2_odd): Set size attribute to '128'.
10444 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
10445 * config/rs6000/power6.md (power6-fp): Include dfp type.
10446 * config/rs6000/power7.md (power7-fp): Likewise.
10447 * config/rs6000/power8.md (power8-fp): Likewise.
10448 * config/rs6000/power9.md: New file.
10449 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
10450 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
10451 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
10453 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
10454 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
10455 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
10456 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
10457 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
10458 dfp_dscri_<mode>): Change type attribute to dfp.
10459 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
10460 attribute to vecsimple.
10461 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
10462 and prefetch streams.
10463 (rs6000_option_override_internal): Remove temporary code setting
10464 tuning to power8. Don't set rs6000_sched_groups for power9.
10465 (last_scheduled_insn): Change to rtx_insn *.
10466 (divide_cnt, vec_load_pendulum): New variables.
10467 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
10468 (rs6000_issue_rate): Set issue rate for Power9.
10469 (is_power9_pairable_vec_type): New.
10470 (power9_sched_reorder2): New.
10471 (rs6000_sched_reorder2): Call new function for Power9 specific
10473 (insn_must_be_first_in_group): Remove Power9.
10474 (insn_must_be_last_in_group): Likewise.
10475 (force_new_group): Likewise.
10476 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
10477 Initialize divide_cnt/vec_load_pendulum.
10478 (_rs6000_sched_context, rs6000_init_sched_context,
10479 rs6000_set_sched_context): Handle context save/restore of new
10482 2016-06-28 Richard Biener <rguenther@suse.de>
10484 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
10485 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
10486 COMPONENT_REF operand.
10487 (nonoverlapping_component_refs_p): Likewise.
10488 * stor-layout.c (start_bitfield_representative): Mark
10489 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
10491 2016-06-28 Jakub Jelinek <jakub@redhat.com>
10493 * Makefile.in: Don't cat ../stage_current if it does not exist.
10495 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
10496 last argument is a bit-field.
10498 PR rtl-optimization/71673
10499 * internal-fn.c (expand_arith_overflow_result_store): Use
10500 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
10501 expand_simple_binop.
10503 PR middle-end/66867
10504 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
10505 expand_ifn_atomic_compare_exchange): New functions.
10506 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
10507 * tree.h (build_call_expr_internal_loc): Rename to ...
10508 (build_call_expr_internal_loc_array): ... this. Fix up type of
10510 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
10511 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
10512 ATOMIC_COMPARE_EXCHANGE result.
10513 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
10514 * gimple-fold.h (optimize_atomic_compare_exchange_p,
10515 fold_builtin_atomic_compare_exchange): New prototypes.
10516 * gimple-fold.c (optimize_atomic_compare_exchange_p,
10517 fold_builtin_atomic_compare_exchange): New functions..
10518 * tree-ssa.c (execute_update_addresses_taken): If
10519 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
10520 of call when finding addressable vars, and if such var becomes
10521 non-addressable, call fold_builtin_atomic_compare_exchange.
10523 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
10526 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
10527 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
10529 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
10531 * config/rs6000/rs6000.md ('type' attribute): Add
10532 veclogical,veccmpfx,vecexts,vecmove insn types.
10533 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
10534 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
10535 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
10536 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
10537 *nabs<mode>2_hw): Change type to vecmove.
10538 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
10539 *boolcc<mode>3_internal, *eqv<mode>3_internal,
10540 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
10541 *ieee_128bit_vsx_abs<mode>2_internal,
10542 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
10543 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
10544 *ieee128_mtvsrd_32bit): Change type to veclogical.
10545 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
10546 *movdi_internal32, *movdi_internal64): Update insn types.
10547 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
10548 vsx_extract_<mode>): Change type to veclogical.
10549 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
10550 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
10551 *vsx_sign_extend_si_v2di): Change type to vecexts.
10552 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
10553 type to veclogical.
10554 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
10555 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
10556 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
10557 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
10558 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
10559 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
10560 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
10561 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
10562 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
10563 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
10564 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
10565 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
10566 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
10567 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
10568 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
10569 (ppc7450-vecsimple): Add veclogical, vecmove.
10570 (ppc7450-veccmp): Add veccmpfx.
10571 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
10573 (ppc8540_vector_compare): Add veccmpfx.
10574 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
10575 * config/rs6000/cell.md (cell-fp): Add fpsimple.
10576 (cell-vecsimple): Add veclogical, vecmove.
10577 (cell-veccmp): Add veccmpfx.
10578 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
10579 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
10581 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
10582 * config/rs6000/power4.md (power4-fp): Add fpsimple.
10583 (power4-vecsimple): Add veclogical, vecmove.
10584 (power4-veccmp): Add veccmpfx.
10585 * config/rs6000/power5.md (power5-fp): Add fpsimple.
10586 * config/rs6000/power6.md (power6-fp): Add fpsimple.
10587 (power6-vecsimple): Add veclogical, vecmove.
10588 (power6-veccmp): Add veccmpfx.
10589 * config/rs6000/power7.md (power7-fp): Add fpsimple.
10590 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
10591 * config/rs6000/power8.md (power8-fp): Add fpsimple.
10592 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
10593 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
10594 * config/rs6000/titan.md (titan_fp): Add fpsimple.
10595 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
10597 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
10599 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
10602 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
10603 OPTION_MASK_P9_DFORM_VECTOR.
10604 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
10605 disable -mpower9-dform-vector when using reload.
10606 (quad_address_p): Remove 'gpr_p' argument and all associated code.
10607 New 'strict' argument. Update all callers. Add strict addressing
10609 (rs6000_legitimate_offset_address_p): Remove call to
10610 virtual_stack_registers_memory_p.
10611 (rs6000_legitimize_reload_address): Add quad address support.
10612 (rs6000_legitimate_address_p): Move call to quad_address_p above
10613 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
10614 to account for new strict usage.
10615 (rs6000_output_move_128bit): Adjust quad_address_p args to account
10616 for new strict usage.
10617 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
10619 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
10626 * config/i386/i386.c (ix86_spill_class): Disable condition to
10627 always return NO_REGS.
10629 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
10631 * predict.c: Include gimple-pretty-print.h
10632 (predicted_by_loop_heuristics_p): Check also
10633 PRED_LOOP_EXIT_WITH_RECURSION
10634 (predict_loops): Find self recursive calls and use special purpose
10635 predictors for them; dump log about decisions.
10636 (pass_profile::execute): Dump info about #of iterations.
10637 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
10638 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
10640 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
10642 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
10643 output_asm_insn calls and shorten long lines. Output .CALL
10644 argument descriptor using pa_output_arg_descriptor. Add various
10645 inline $$dyncall and other optimizations.
10646 (pa_attr_length_indirect_call): Adjust ordering and lengths.
10648 2016-06-25 Jakub Jelinek <jakub@redhat.com>
10650 PR tree-optimization/71643
10651 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
10654 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
10655 leak a bitmap if dep_bb is NULL.
10657 PR tree-optimization/71631
10658 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
10659 to rewrite_expr_tree even if negate_result, move new_lhs var
10660 declaration and initialization earlier, for powi_result set afterwards
10661 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
10662 if new_lhs != lhs, and don't shadow gsi var.
10664 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
10666 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
10667 Add in_loop parameter.
10668 (predict_loops): Add loop guard heuristics.
10669 * predict.def (PRED_LOOP_GUARD): New heuristics.
10671 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
10673 * predict.c: Include ipa-utils.h
10674 (tree_bb_level_prediction): Predict recursive calls.
10675 (tree_estimate_probability_bb): Skip inexpensive calls for call
10677 * predict.def (PRED_RECURSIVE_CALL): New.
10679 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10681 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
10682 (BU_FLOAT128_1): Likewise.
10684 (COPYSIGNQ): Likewise.
10685 (RS6000_BUILTIN_NANQ): Likewise.
10686 (RS6000_BUILTIN_NANSQ): Likewise.
10687 (RS6000_BUILTIN_INFQ): Likewise.
10688 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
10689 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
10690 (TARGET_FOLD_BUILTIN): New #define.
10691 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
10692 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
10693 (rs6000_fold_builtin): New target hook implementation, handling
10694 folding of 128-bit NaNs and infinities.
10695 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
10696 entries are filled in to avoid problems during bootstrap
10697 self-test; define builtins for 128-bit NaNs and infinities.
10698 (rs6000_opt_mask): Add entry for float128.
10699 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
10700 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
10701 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
10702 (const_str_type_node): New #define.
10703 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
10704 to a define_expand that dispatches to either copysign<mode>3_soft
10705 or copysign<mode>3_hard.
10706 (copysign<mode>3_hard): Rename from copysign<mode>3.
10707 (copysign<mode>3_soft): New define_insn.
10708 * doc/extend.texi: Document new builtins.
10710 2016-06-24 Jakub Jelinek <jakub@redhat.com>
10712 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
10713 PRIu64 instead of lu.
10715 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
10718 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
10719 copy the type name.
10721 2016-06-24 Jakub Jelinek <jakub@redhat.com>
10723 PR tree-optimization/71647
10724 * omp-low.c (lower_rec_input_clauses): Convert
10725 omp_clause_aligned_alignment (c) to size_type_node for the
10726 last argument of __builtin_assume_aligned.
10728 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
10730 * configure.ac (calling ___tls_get_addr via GOT): New
10731 assembler/linker check.
10732 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
10733 assembler and linker supports calling ___tls_get_addr via GOT.
10734 Otherise, defined to 0.
10735 * config.in: Regenerated.
10736 * configure: Likewise.
10737 * config/i386/constraints.md (Yb): New constraint.
10738 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
10739 (REG_CLASS_NAMES): Likewise.
10740 (REG_CLASS_CONTENTS): Likewise.
10741 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
10742 the b constraint with the Yb constraint. Call ___tls_get_addr
10743 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
10745 (*tls_local_dynamic_base_32_gnu): Likewise.
10746 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
10747 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
10748 (*tls_local_dynamic_base_64_<mode>): Likewise.
10750 2016-06-24 Martin Liska <mliska@suse.cz>
10752 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
10753 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
10755 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
10756 argument to true if the expected number of iterations is
10759 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
10761 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
10762 assemble for 32bit target.
10763 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
10764 and $ld_ix86_gld_32_opt to link for 32bit target.
10765 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
10766 * configure: Regenerate.
10768 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10770 * config/arm/arm.c (int_log2): Delete definition and prototype.
10771 (shift_op): Use exact_log2 instead of int_log2.
10772 (vfp3_const_double_for_fract_bits): Likewise.
10774 2016-06-24 Jakub Jelinek <jakub@redhat.com>
10776 * internal-fn.c (expand_arith_set_overflow): New function.
10777 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
10779 (expand_arith_overflow_result_store): Likewise. Handle precision
10780 smaller than mode precision.
10781 * tree-vrp.c (extract_range_basic): For imag part, handle
10782 properly signed 1-bit precision result.
10783 * doc/extend.texi (__builtin_add_overflow): Document that last
10784 argument can't be pointer to enumerated or boolean type.
10785 (__builtin_add_overflow_p): Document that last argument can't
10786 have enumerated or boolean type.
10788 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
10789 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10791 * config/rs6000/predicates.md (splat_input_operand): Rework.
10792 Don't allow constants, since the insns that use this predicate
10793 don't support constants. Constants are handled by other insns
10794 that are created via combine. During and after register
10795 allocation, only allow indexed or indirect addresses, and not
10796 general addresses. Only allow modes supported by the hardware.
10797 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
10798 comment. Move check for using VSPLTIS<x> to a common location,
10799 instead of doing it in two different places.
10801 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
10803 * config/i386/driver-i386.c (host_detect_local_cpu): Set
10804 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
10805 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
10806 signature_CENTAUR_ebx.
10808 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
10812 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
10813 (as_ix86_gas_32_opt): This.
10814 (ld_ix86_tls_ldm_opt): Renamed to ...
10815 (ld_ix86_gld_32_opt): This.
10816 (R_386_TLS_LDM reloc): Updated.
10817 (R_386_GOT32X reloc): New assembler/linker check.
10818 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
10819 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
10821 * config.in: Regenerated.
10822 * configure: Likewise.
10823 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
10824 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
10825 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
10826 if ix86_force_load_from_GOT_p returns true.
10827 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
10828 ix86_force_load_from_GOT_p returns true.
10829 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
10830 the external function address via the GOT slot.
10831 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
10832 HAVE_AS_IX86_GOT32X before returning false.
10833 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
10834 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
10836 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
10838 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
10840 2016-06-23 Andi Kleen <ak@linux.intel.com>
10842 * Makefile.in: Regenerate.
10843 * doc/install.texi: Document autoprofiledbootstrap.
10845 2016-06-23 Andi Kleen <ak@linux.intel.com>
10847 * config/i386/gcc-auto-profile: New file.
10849 2016-06-23 Martin Liska <mliska@suse.cz>
10851 PR middle-end/71619
10852 * predict.c (predict_loops): Revert the hunk that was removed
10855 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
10857 * config.gcc: Add support for arm*-*-phoenix* targets.
10858 * config/arm/t-phoenix: New.
10859 * config/phoenix.h: New.
10861 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
10862 H.J. Lu <hongjiu.lu@intel.com>
10865 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
10866 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
10867 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
10868 ix86_force_load_from_GOT_p returns true.
10869 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
10870 ix86_force_load_from_GOT_p returns true.
10871 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
10872 ix86_force_load_from_GOT_p returns true.
10873 (ix86_expand_move): Load the external function address via the
10874 GOT slot if ix86_force_load_from_GOT_p returns true.
10875 * config/i386/predicates.md (x86_64_immediate_operand): Return
10876 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
10877 (x86_64_zext_immediate_operand): Ditto.
10879 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
10881 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
10883 2016-06-22 David Malcolm <dmalcolm@redhat.com>
10886 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
10887 * diagnostic.c (pedwarn_at_rich_loc): New function.
10888 * spellcheck.h (best_match::best_match): Add a
10889 "best_distance_so_far" optional parameter.
10890 (best_match::set_best_so_far): New method.
10891 (best_match::get_best_distance): New accessor.
10892 (best_match::get_best_candidate_length): New accessor.
10894 2016-06-22 Nick Clifton <nickc@redhat.com>
10896 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
10897 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
10898 modes are accepted as well.
10899 (ucompare_loc_descriptor): Likewise.
10900 (minmax_loc_descriptor): Likewise.
10901 (clz_loc_descriptor): Likewise.
10902 (popcount_loc_descriptor): Likewise.
10903 (bswap_loc_descriptor): Likewise.
10904 (rotate_loc_descriptor): Likewise.
10905 (mem_loc_descriptor): Likewise.
10906 (loc_descriptor): Likewise.
10908 2016-06-22 David Malcolm <dmalcolm@redhat.com>
10910 * common.opt (fdiagnostics-parseable-fixits): New option.
10911 * diagnostic.c: Include "selftest.h".
10912 (print_escaped_string): New function.
10913 (print_parseable_fixits): New function.
10914 (diagnostic_report_diagnostic): Call print_parseable_fixits.
10915 (selftest::assert_print_escaped_string): New function.
10916 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
10917 (selftest::test_print_escaped_string): New function.
10918 (selftest::test_print_parseable_fixits_none): New function.
10919 (selftest::test_print_parseable_fixits_insert): New function.
10920 (selftest::test_print_parseable_fixits_remove): New function.
10921 (selftest::test_print_parseable_fixits_replace): New function.
10922 (selftest::diagnostic_c_tests): New function.
10923 * diagnostic.h (struct diagnostic_context): Add field
10924 "parseable_fixits_p".
10925 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
10926 -fdiagnostics-parseable-fixits.
10927 (-fdiagnostics-parseable-fixits): New option.
10928 * opts.c (common_handle_option): Handle
10929 -fdiagnostics-parseable-fixits.
10930 * selftest-run-tests.c (selftest::run_tests): Call
10931 selftest::diagnostic_c_tests.
10932 * selftest.h (selftest::diagnostic_c_tests): New prototype.
10934 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
10936 PR tree-optimization/71488
10937 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
10938 comparison of boolean vectors.
10939 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
10940 of boolean vectors using bitwise operations.
10942 2016-06-22 Andreas Schwab <schwab@suse.de>
10944 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
10945 Remove declaration.
10947 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
10949 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
10951 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
10953 * config/i386/i386.c (print_reg): Emit an error message on attempt to
10956 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10958 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
10959 * config/arm/arm-cores.def (cortex-a73): New entry.
10960 (cortex-a73.cortex-a35): Likewise.
10961 (cortex-a73.cortex-a53): Likewise.
10962 * config/arm/arm-tables.opt: Regenerate.
10963 * config/arm/arm-tune.md: Likewise.
10964 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
10965 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
10966 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
10967 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
10968 * doc/invoke.texi (ARM Options): Document cortex-a73,
10969 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
10971 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10973 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
10974 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
10975 (cortex-a73.cortex-a35): Likewise.
10976 (cortex-a73.cortex-a53): Likewise.
10977 * config/aarch64/aarch64-tune.md: Regenerate.
10978 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
10979 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
10982 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10984 * configure.ac (gcc_cv_as_compress_debug): Remove
10985 --compress-debug-sections as extra as switch.
10986 Handle gas --compress-debug-sections=type.
10987 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
10988 Handle gld --compress-debug-sections=type.
10989 * configure: Regenerate.
10991 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
10993 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
10995 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
10997 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
10998 (do_rewrite): likewise.
11000 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11002 * common/config/mep/mep-common.c: Remove.
11003 * config.gcc: Remove mep-* support.
11004 * config/mep/constraints.md: Remove.
11005 * config/mep/default.h: Remove.
11006 * config/mep/intrinsics.h: Remove.
11007 * config/mep/intrinsics.md: Remove.
11008 * config/mep/ivc2-template.h: Remove.
11009 * config/mep/mep-c5.cpu: Remove.
11010 * config/mep/mep-core.cpu: Remove.
11011 * config/mep/mep-default.cpu: Remove.
11012 * config/mep/mep-ext-cop.cpu: Remove.
11013 * config/mep/mep-intrin.h: Remove.
11014 * config/mep/mep-ivc2.cpu: Remove.
11015 * config/mep/mep-pragma.c: Remove.
11016 * config/mep/mep-protos.h: Remove.
11017 * config/mep/mep.c: Remove.
11018 * config/mep/mep.cpu: Remove.
11019 * config/mep/mep.h: Remove.
11020 * config/mep/mep.md: Remove.
11021 * config/mep/mep.opt: Remove.
11022 * config/mep/predicates.md: Remove.
11023 * config/mep/t-mep: Remove.
11024 * doc/install.texi: Remove mep-* documentation.
11025 * doc/md.texi: Likewise.
11027 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11029 * config.gcc: Remove support for avr-rtems.
11030 * config/avr/gen-avr-mmcu-specs.c: Likewise.
11031 * config/avr/rtems.h: Remove.
11032 * config/avr/t-rtems: Remove.
11034 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11036 * config.gcc: Remove m32r-rtems support.
11037 * config/m32r/rtems.h: Remove.
11039 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11041 * config.gcc: Remove h8300-rtems support.
11042 * config/h8300/rtems.h: Remove.
11043 * config/h8300/t-rtems: Remove.
11045 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11047 * config.gcc: Remove support for knetbsd.
11048 * configure.ac: Likewise.
11049 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
11050 * config/knetbsd-gnu.h: Remove.
11051 * configure: Regenerate.
11053 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11055 * config.gcc: Remove support for openbsd 2 and 3.
11056 * config/openbsd-oldgas.h: Remove.
11058 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11060 * config.gcc: Remove interix support.
11061 * config/i386/i386-interix.h: Remove.
11062 * config/i386/interix.opt: Remove.
11063 * config/i386/t-interix: Remove.
11064 * configure: Regenerate.
11065 * configure.ac: Remove interix support.
11066 * doc/install.texi: Remove interix documentation.
11068 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
11070 * config/rs6000/rs6000.h: Add conditional preprocessing directives
11071 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
11074 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
11076 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
11077 they are both PLACEHOLDER_EXPRs.
11079 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
11081 * stor-layout.c (layout_type): Move setting complex MODE to
11082 layout_type, instead of setting it ahead of time by the caller.
11083 * tree.c (build_complex_type): Likewise.
11085 2016-06-21 Martin Liska <mliska@suse.cz>
11087 * predict.c (force_edge_cold): Replace imposisble with
11090 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
11092 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
11093 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
11095 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
11097 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
11099 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
11100 Ilya Enkovich <ilya.enkovich@intel.com>
11103 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
11104 New member function to convert V1TImode register to SUBREG
11105 TImode in debug insn.
11106 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
11107 after changing register mode to V1TImode.
11109 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
11111 * config/aarch64/aarch64-cores.def (vulcan): New core.
11112 * config/aarch64/aarch64-tune.md: Regenerate.
11113 * doc/invoke.texi: Document vulcan as an available option.
11115 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
11117 * cse.c (canon_asm_operands): New function extracted from...
11118 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
11119 either standalone or member of a PARALLEL.
11121 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
11124 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
11125 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
11126 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
11128 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
11131 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
11132 constant addresses if can_create_pseudo_p.
11134 2016-06-21 Jakub Jelinek <jakub@redhat.com>
11136 PR tree-optimization/71588
11137 * tree-ssa-strlen.c (valid_builtin_call): New function.
11138 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
11141 2016-06-20 Jakub Jelinek <jakub@redhat.com>
11143 PR middle-end/71581
11144 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
11145 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
11146 for conversion of scalar user var to complex type and use the
11147 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
11150 PR rtl-optimization/71591
11151 * toplev.c (toplev::run_self_tests): If no_backend, complain and
11152 don't run any tests.
11154 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
11157 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
11158 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
11159 space for PIC with non-v32 and the common non-PIC "jump".
11161 2016-06-20 Jakub Jelinek <jakub@redhat.com>
11164 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
11165 returned values and add UN*/LTGT/*ORDERED cases with values matching
11166 D operand modifier on vcmp for AVX.
11168 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
11170 * config/aarch64/aarch64.opt
11171 (mpc-relative-literal-loads): Rename internal option name.
11172 * config/aarch64/aarch64.c
11173 (aarch64_nopcrelative_literal_loads): Rename to
11174 aarch64_pcrelative_literal_loads.
11175 (aarch64_expand_mov_immediate): Likewise.
11176 (aarch64_secondary_reload): Likewise.
11177 (aarch64_can_use_per_function_literal_pools_p): Likewise.
11178 (aarch64_override_options_after_change_1): Rename and simplify logic.
11179 (aarch64_classify_symbol): Merge large model checks into switch,
11180 remove pc-relative load check.
11182 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
11184 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
11185 costs relative to the cost of a register move.
11187 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
11189 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
11190 (vcvt_n_f64_u64): Likewise.
11191 (vcvt_n_s64_f64): Likewise.
11192 (vcvt_n_u64_f64): Likewise.
11193 (vcvt_f64_s64): Likewise.
11194 (vrecpe_f64): Likewise.
11195 (vcvt_f64_u64): Likewise.
11196 (vrecps_f64): Likewise.
11198 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
11200 * config/aarch64/aarch64.md
11201 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
11203 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
11205 * config/aarch64/aarch64-builtins.c
11206 (aarch64_types_binop_uss_qualifiers): Delete.
11207 (TYPES_BINOP_USS): Likewise.
11208 (aarch64_types_binop_sus_qualifiers): Likewise.
11209 (TYPES_BINOP_SUS): Likewise.
11210 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
11211 (TYPES_FCVTIMM_SUS): Likewise.
11212 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
11214 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
11215 (fcvtzs): Use SHIFTIMM rather than BINOP.
11216 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
11218 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
11220 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
11221 costs relative to the cost of a register move.
11223 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
11225 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
11226 Allow scalar/single vector modes to be tieable.
11228 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
11230 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
11232 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11234 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
11236 * tree.h (TYPE_ALIGN): Likewise.
11238 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
11241 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
11243 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
11245 * config/avr/avr.c (avr_print_operand): Fix "format not a string
11246 literal" build warnings.
11247 (avr_print_operand_address): Dito.
11249 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
11252 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
11253 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
11255 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
11257 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
11259 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
11262 * reload1.c (reload): Pass 0 to finish_spills when called because
11263 update_eliminables_and_spill returns true and remove did_spill.
11264 (finish_spills): Adjust comment and document GLOBAL parameter.
11266 2016-06-17 DJ Delorie <dj@redhat.com>
11269 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
11270 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
11271 (umulqihi3_virt): Likewise.
11272 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
11273 (umulqihi3_real): Likewise.
11275 2016-06-17 Martin Liska <mliska@suse.cz>
11277 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
11279 2016-06-17 Martin Liska <mliska@suse.cz>
11281 * predict.def: PRED_LOOP_EXIT from 92 to 85.
11283 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
11285 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
11287 (vaddq_f32): Likewise.
11288 (vmul_f32): Likewise.
11289 (vmulq_f32): Likewise.
11290 (vsub_f32): Likewise.
11291 (vsubq_f32): Likewise.
11293 2016-06-17 Bin Cheng <bin.cheng@arm.com>
11295 PR tree-optimization/71347
11296 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
11297 cost for all uses in group.
11299 2016-06-17 Bin Cheng <bin.cheng@arm.com>
11301 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
11302 insert gimple seq if it's not empty.
11304 2016-06-17 Bin Cheng <bin.cheng@arm.com>
11306 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
11308 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
11309 rather than OFFSET.
11310 (comp_dr_with_seg_len_pair): Ditto.
11311 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
11312 struct dr_with_seg_len_pair against DR_OFFSET.
11313 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
11314 DR_OFFSET directly.
11316 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
11318 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
11320 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
11322 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
11323 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
11324 (pa_output_millicode_call): Likewise.
11325 (pa_output_call): Likewise.
11326 (pa_output_indirect_call): Likewise.
11327 (pa_asm_output_mi_thunk): Likewise.
11329 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11331 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
11333 2016-06-16 Martin Liska <mliska@suse.cz>
11335 * predict.c (combine_predictions_for_insn): When we find a first
11336 match predictor, we should consider just predictors with
11337 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
11338 DS theory predictor.
11339 (combine_predictions_for_bb): Likewise.
11341 2016-06-16 Jakub Jelinek <jakub@redhat.com>
11343 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
11344 with base of reference to struct.
11346 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
11348 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
11350 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11353 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
11354 progmem_swtable_section.
11355 (progmem_swtable_section): Remove.
11356 (avr_asm_function_rodata_section): Remove.
11357 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
11358 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
11360 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
11362 * config/i386/driver-i386.c (host_detect_local_cpu): Set
11363 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
11364 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
11365 signature_CENTAUR_ebx.
11366 * config/i386/i386.c (ix86_option_override_internal): Add
11367 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
11368 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
11369 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
11371 2016-06-16 Martin Liska <mliska@suse.cz>
11373 * predict.def: Add fortran loop preheader predictor.
11374 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
11375 fold IFN_BUILTIN_EXPECT with a known constant argument.
11377 2016-06-16 Martin Liska <mliska@suse.cz>
11379 * predict.def: Add 'Fortran' to display text of all
11380 PRED_FORTRAN_* predictors.
11382 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
11385 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
11386 [IA64_BUILTIN_NANSQ]: Ditto.
11387 (ia64_fold_builtin): New function.
11388 (TARGET_FOLD_BUILTIN): New define.
11389 (ia64_init_builtins) Declare const_string_type node.
11390 Add __builtin_nanq and __builtin_nansq builtin functions.
11391 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
11393 2016-06-16 Nick Clifton <nickc@redhat.com>
11395 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
11396 MSP430_HWMULT_ prefix to enum values.
11397 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
11398 * config/msp430/msp430.c: Update use of enum values.
11399 * config/msp430/msp430.md: Likewise.
11400 * config/msp430/msp430.opt: Likewise.
11402 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
11404 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
11405 of comparsions in the last iteration.
11407 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
11408 Joern Rennecke <joern.rennecke@embecosm.com>
11410 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
11412 (arc_needs_pcl_p): Add GOTOFFPC.
11413 (arc_legitimate_pic_addr_p): Likewise.
11414 (arc_output_pic_addr_const): Likewise.
11415 (arc_legitimize_pic_address): Generate a pc-relative address using
11417 (arc_output_libcall): Use @pcl syntax.
11418 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
11419 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
11420 (*movsi_insn): Use @pcl syntax.
11421 (doloop_begin_i): Likewise.
11423 2016-06-16 Martin Liska <mliska@suse.cz>
11425 * predict.def: Define a new predictor.
11427 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
11429 * config/arc/arc.opt (mtp-regno): Update text.
11431 2016-06-16 Renlin Li <renlin.li@arm.com>
11433 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
11435 2016-06-16 Jakub Jelinek <jakub@redhat.com>
11438 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
11439 (setcc + and peephole2): Likewise.
11441 PR rtl-optimization/71532
11442 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
11445 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
11447 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
11448 DImode constants with XXSPLTIB in vector registers.
11449 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
11450 vsx_extract_<mode>_internal{1,2} into a single insn that handles
11451 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
11452 extraction of the element at the top of the register as a scalar
11454 (vsx_extract_<mode>_internal1): Likewise.
11455 (vsx_extract_<mode>_internal2): Likewise.
11456 * config/rs6000/constraints.md (wi constraint): Remove a comment
11457 about DImode not being allowed in Altivec registers.
11458 (wB constraint): New constraint for constants that can be
11459 generated in Altivec registers with VSPLTISW/VUPKHSW.
11460 * config/rs6000/predicates.md (xxspltib_constant_split): Update
11462 (xxspltib_constant_nosplit): Likewise.
11463 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
11464 support for -mupper-regs-di to enable DImode to go into Altivec
11466 (POWERPC_MASKS): Likewise.
11467 (power7 cpu): Likewise.
11468 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
11469 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
11470 for DImode being allowed in Altivec registers. Update wi/wj
11471 constraints. Set scalar_in_vmx_p flag.
11472 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
11473 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
11474 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
11475 (rs6000_opt_masks): Add -mupper-regs-di.
11476 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
11477 direct move to use wi and not wj.
11478 (lfiwzx): Likewise.
11479 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
11481 (floatunssi<mode>2_lfiwzx_mem): Likewise.
11482 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
11483 any VSX register, instead of just Altivec registers, to allow
11484 either operand to be an Altivec register or both.
11485 (fixuns_trunc<mode>di2_fctiduz): Likewise.
11486 (movdi_internal32): Add support for -mupper-regs-di. Add support
11487 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
11488 the alternatives and attributes to be lined up to be easier to
11490 (movdi_internal64): Likewise.
11491 (64-bit DImode splitters): Change predicates to only split loading
11492 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
11493 load constants in ISA 3.0 or ISA 2.07 respectively.
11494 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
11495 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
11496 mention -mcpu=power9 sets these options.
11497 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
11500 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
11503 * config/avr/avr.c (avr_set_current_function): Warn misspelled
11504 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
11505 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
11506 by default to warn misspelled interrupt/ signal handler.
11507 * doc/invoke.texi (AVR Options): Document it. Update description
11508 for -nodevicelib option.
11510 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11512 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
11513 up parentheses. Use GET_MODE_UNIT_BITSIZE.
11514 (aarch64_<sur>shll2_n<mode>): Likewise.
11516 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
11518 PR middle-end/71529
11519 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
11520 DECL_CONTEXT for copied arguments.
11522 2016-06-15 Alan Hayward <alan.hayward@arm.com>
11524 PR tree-optimization/71483
11525 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
11528 2016-06-15 Martin Liska <mliska@suse.cz>
11530 * predict.c (tree_predict_by_opcode): Call predict_edge_def
11531 instead of predict_edge w/o a probability.
11533 2016-06-15 Alan Hayward <alan.hayward@arm.com>
11535 PR tree-optimization/71439
11536 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
11539 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11541 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
11542 register subregs in SET_SRC.
11544 2016-06-15 Richard Biener <rguenther@suse.de>
11546 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
11547 store restrictions.
11549 2016-06-15 Richard Biener <rguenther@suse.de>
11551 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
11552 not consider dependences between accesses that belong to the
11554 (vect_analyze_data_ref_dependences): Do not analyze read-read
11555 or self-dependences.
11557 2016-06-14 David Malcolm <dmalcolm@redhat.com>
11559 * spellcheck-tree.c: Include spellcheck-tree.h rather than
11561 (find_closest_identifier): Reimplement in terms of
11562 best_match<tree,tree>.
11563 * spellcheck-tree.h: New file.
11564 * spellcheck.c (struct edit_distance_traits<const char *>): New
11566 (find_closest_string): Reimplement in terms of
11567 best_match<const char *, const char *>.
11568 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
11569 overload to spellcheck-tree.h.
11570 (find_closest_identifier): Likewise.
11571 (struct edit_distance_traits<T>): New template.
11572 (class best_match): New class.
11574 2016-06-14 David Malcolm <dmalcolm@redhat.com>
11576 * selftest-run-tests.c (selftest::run_tests): Call
11577 selftest::spellcheck_tree_c_tests.
11578 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
11579 * spellcheck-tree.c: Include selftest.h and stringpool.h.
11580 (selftest::test_find_closest_identifier): New function.
11581 (selftest::spellcheck_tree_c_tests): New function.
11582 * spellcheck.c (selftest::test_find_closest_string): Verify that
11583 the order of the vec does not affect the results for this case.
11584 (selftest::test_data): New array.
11585 (selftest::test_metric_conditions): New function.
11586 (selftest::spellcheck_c_tests): Add a test of case-comparison.
11587 Call selftest::test_metric_conditions.
11589 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11591 * config/rs6000/rs6000-builtin.def (commentary): Typo.
11592 (BU_P9_MISC_1): Likewise.
11593 (BU_P9_64BIT_MISC_0): Likewise.
11594 (BU_P9_MISC_0): Likewise.
11596 2016-06-14 David Malcolm <dmalcolm@redhat.com>
11598 * gcc-rich-location.c
11599 (gcc_rich_location::add_fixit_misspelled_id): New method.
11600 * gcc-rich-location.h
11601 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
11603 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
11605 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
11606 FreeBSD 11 and above.
11608 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
11610 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
11612 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11614 * expmed.h: Close parenthesis in "at your option" in copyright
11616 * lower-subreg.h: Likewise.
11618 2016-06-14 Richard Biener <rguenther@suse.de>
11620 PR middle-end/71526
11621 * genmatch.c (expr::gen_transform): Use in_type for comparisons
11624 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11626 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
11628 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
11629 mask+shift version.
11630 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
11632 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
11633 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
11635 2016-06-14 Richard Biener <rguenther@suse.de>
11637 PR tree-optimization/71522
11638 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
11639 copying into float copying.
11641 2016-06-14 Jakub Jelinek <jakub@redhat.com>
11643 PR tree-optimization/71520
11644 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
11645 (replace_block_by): Move user labels from bb1 to bb2.
11647 2016-06-14 Richard Biener <rguenther@suse.de>
11649 PR middle-end/71310
11651 * expr.h (get_bit_range): Declare.
11652 * expr.c (get_bit_range): Export.
11653 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
11654 word_mode again to constrain the bitfield access.
11656 2016-06-14 Richard Biener <rguenther@suse.de>
11658 PR tree-optimization/71521
11659 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
11660 division int_const_binop against zero divisor.
11662 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
11664 * config/i386/i386.md (signbittf2): New expander.
11665 * config/i386/sse.md (ptesttf2): New insn pattern.
11667 2016-06-13 David Malcolm <dmalcolm@redhat.com>
11670 * input.c (selftest::test_reading_source_line): Avoid reading from
11671 __FILE__ by creating a tempfile with known content and reading
11674 2016-06-13 David Malcolm <dmalcolm@redhat.com>
11676 * pretty-print.c (assert_pp_format_colored): Skip the test if
11678 (test_pp_format): Remove comment about GCC_COLORS.
11680 2016-06-13 David Malcolm <dmalcolm@redhat.com>
11682 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
11683 * pretty-print.c (assert_pp_format_va): Add location param and use
11684 it with ASSERT_STREQ_AT.
11685 (assert_pp_format): Add location param and pass it to
11686 assert_pp_format_va.
11687 (assert_pp_format_colored): Likewise.
11688 (ASSERT_PP_FORMAT_1): New.
11689 (ASSERT_PP_FORMAT_2): New.
11690 (ASSERT_PP_FORMAT_3): New.
11691 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
11692 explicitly, or implicitly via the above macros.
11693 * selftest.c (selftest::pass): Use a selftest::location rather
11694 than file and line.
11695 (selftest::fail): Likewise. Print the function name.
11696 (selftest::fail_formatted): Likewise.
11697 (selftest::assert_streq): Use a selftest::location rather than
11699 * selftest.h (selftest::location): New struct.
11700 (SELFTEST_LOCATION): New macro.
11701 (selftest::pass): Accept a const location & rather than file
11703 (selftest::fail): Likewise.
11704 (selftest::fail_formatted): Likewise.
11705 (selftest::assert_streq): Likewise.
11706 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
11707 (ASSERT_FALSE): Likewise.
11708 (ASSERT_EQ): Likewise.
11709 (ASSERT_NE): Likewise.
11710 (ASSERT_STREQ): Likewise.
11711 (ASSERT_PRED1): Likewise.
11712 (ASSERT_STREQ_AT): New macro.
11714 2016-06-13 David Malcolm <dmalcolm@redhat.com>
11716 * selftest.c (selftest::fail_formatted): New function.
11717 (selftest::assert_streq): New function.
11718 * selftest.h (selftests::fail_formatted): New decl.
11719 (selftest::assert_streq): New decl.
11720 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
11722 2016-06-13 Jeff Law <law@redhat.com>
11724 PR tree-optimization/71403
11725 * tree-ssa-threadbackward.c
11726 (convert_and_register_jump_thread_path): No longer accept reference
11727 to path. Do not pop items off the path anymore.
11728 (fsm_find_control_statement_thread_paths): Do not allow threading
11729 to a deeper loop nest. Pop the last item off the path here rather
11730 than in convert_and_register_jump_thread_path.
11732 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
11733 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
11735 [AArch64] Emit division using the Newton series
11737 * config/aarch64/aarch64-protos.h
11738 (cpu_approx_modes): Add new member "division".
11739 (aarch64_emit_approx_div): Declare new function.
11740 * config/aarch64/aarch64.c
11741 (generic_approx_modes): New member "division".
11742 (exynosm1_approx_modes): Likewise.
11743 (xgene1_approx_modes): Likewise.
11744 (aarch64_emit_approx_div): Define new function.
11745 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
11746 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
11747 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
11748 * doc/invoke.texi (-mlow-precision-div): Describe new option.
11750 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
11751 Wilco Dijkstra <wilco.dijkstra@arm.com>
11753 [AArch64] Emit square root using the Newton series
11755 * config/aarch64/aarch64-protos.h
11756 (aarch64_emit_approx_rsqrt): Replace with new function
11757 "aarch64_emit_approx_sqrt".
11758 (cpu_approx_modes): New member "sqrt".
11759 * config/aarch64/aarch64.c
11760 (generic_approx_modes): New member "sqrt".
11761 (exynosm1_approx_modes): Likewise.
11762 (xgene1_approx_modes): Likewise.
11763 (aarch64_emit_approx_rsqrt): Replace with new function
11764 "aarch64_emit_approx_sqrt".
11765 (aarch64_override_options_after_change_1): Handle new option.
11766 * config/aarch64/aarch64-simd.md
11767 (rsqrt<mode>2): Use new function instead.
11768 (sqrt<mode>2): New expansion and insn definitions.
11769 * config/aarch64/aarch64.md: Likewise.
11770 * config/aarch64/aarch64.opt
11771 (mlow-precision-sqrt): Add new option description.
11772 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
11774 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
11776 [AArch64] Add more choices for the reciprocal square root approximation
11778 Allow a target to prefer such operation depending on the operation mode.
11780 * config/aarch64/aarch64-protos.h
11781 (AARCH64_APPROX_MODE): New macro.
11782 (AARCH64_APPROX_{NONE,ALL}): Likewise.
11783 (cpu_approx_modes): New structure.
11784 (tune_params): New member "approx_modes".
11785 * config/aarch64/aarch64-tuning-flags.def
11786 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
11787 * config/aarch64/aarch64.c
11788 (generic_approx_modes): New core "cpu_approx_modes" structure.
11789 (exynosm1_approx_modes): Likewise.
11790 (xgene1_approx_modes): Likewise.
11791 (generic_tunings): New member "approx_modes".
11792 (cortexa35_tunings): Likewise.
11793 (cortexa53_tunings): Likewise.
11794 (cortexa57_tunings): Likewise.
11795 (cortexa72_tunings): Likewise.
11796 (exynosm1_tunings): Likewise.
11797 (thunderx_tunings): Likewise.
11798 (xgene1_tunings): Likewise.
11799 (use_rsqrt_p): New argument for the mode and use new member from
11801 (aarch64_builtin_reciprocal): Devise mode from builtin.
11802 (aarch64_optab_supported_p): New argument for the mode.
11803 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
11805 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
11807 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
11808 RS6000_BTM_MODULO flag into the set of flags that are considered
11809 to be part of the common configuration.
11811 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
11813 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
11814 difference unsigned.
11815 (vec_absdb): New macro for vector absolute difference unsigned
11817 (vec_absdh): New macro for vector absolute difference unsigned
11819 (vec_absdw): New macro for vector absolute difference unsigned word.
11820 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
11821 (vadu<mode>3): New insn.
11822 (*p9_vadu<mode>3): New insn.
11823 * config/rs6000/rs6000-builtin.def (vadub): New built-in
11825 (vaduh): New built-in definition.
11826 (vaduw): New built-in definition.
11827 (vadu): New overloaded built-in definition.
11828 (vadub): New overloaded built-in definition.
11829 (vaduh): New overloaded built-in definition.
11830 (vaduw): New overloaded built-in definition.
11831 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11832 overloaded vector absolute difference unsigned functions.
11833 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
11834 the ISA 3.0 vector absolute difference unsigned built-in functions.
11836 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
11838 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
11839 update shared_lookup_references only once after changing operands.
11841 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
11843 PR middle-end/71373
11844 * tree-nested.c (convert_nonlocal_omp_clauses)
11845 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
11847 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
11848 * tree.def (CASE_LABEL_EXPR): Likewise.
11850 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
11853 * input.c (test_builtins): Fix an assertion.
11855 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
11857 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
11858 (paritysi2): Ditto.
11860 (isinf<mode>2): Ditto.
11862 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
11864 * ggc-tests.c (test_finalization): Only test need_finalization_p
11865 for GCC_VERSION >= 4003.
11867 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11869 * config/s390/vecintrin.h: Fix file description in comment.
11871 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11873 * config/s390/s390-builtin-types.def: Change builtin type naming
11874 scheme to match builtin-types.def.
11876 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
11878 * fold-const.c (optimize_minmax_comparison): Remove.
11879 (fold_comparison): Remove call to the above.
11880 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
11881 New transformations.
11883 2016-06-13 Alan Hayward <alan.hayward@arm.com>
11885 PR tree-optimization/71416
11886 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
11889 2016-06-13 Martin Liska <mliska@suse.cz>
11891 * predict.c (enum predictor_reason): Prefix enum with REASON_.
11892 (combine_predictions_for_insn): Likewise.
11893 (prune_predictions_for_bb): Likewise.
11894 (combine_predictions_for_bb): Likewise.
11896 2016-06-13 Richard Biener <rguenther@suse.de>
11898 PR tree-optimization/71505
11899 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
11900 assert match comment.
11902 2016-06-13 Marek Polacek <polacek@redhat.com>
11904 PR middle-end/71476
11905 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
11906 gimplify_switch_expr.
11907 (warn_switch_unreachable_r): New function.
11909 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11912 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
11915 2016-06-13 Richard Biener <rguenther@suse.de>
11917 PR middle-end/64516
11918 * fold-const.c (fold_unary_loc): Preserve alignment when
11919 folding a VIEW_CONVERT_EXPR into a MEM_REF.
11921 2016-06-13 Martin Liska <mliska@suse.cz>
11924 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
11925 w/ -fsanitize=bounds.
11927 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
11929 * config/i386/i386.c (ix86_init_builtins): Calculate
11930 FLOAT128_FTYPE_CONST_STRING function type only once.
11931 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
11932 built-in functions are available for x86-32 and x86-64 targets.
11934 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
11937 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
11938 New primitive type.
11939 (FLOAT128_FTYPE_CONST_STRING): New function type.
11940 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
11941 [IX86_BUILTIN_NANSQ]: Ditto.
11942 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
11943 (ix86_init_builtin_types): Declare const_string_type_node.
11944 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
11946 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
11947 * doc/extend.texi (x86 Built-in Functions): Document
11948 __builtin_nanq and __builtin_nansq.
11950 2016-06-11 Jiong Wang <jiong.wang@arm.com>
11953 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
11954 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
11955 length for pop patterns.
11956 (arm_attr_length_push_multi): Update comments.
11957 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
11959 (*pop_multiple_with_writeback_and_return): Likewise.
11960 (*pop_multiple_with_return): Likewise.
11962 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
11964 PR middle-end/71310
11965 * fold-const.c (optimize_bit_field_compare): Don't try to use
11966 word_mode unconditionally for reading the bit field, look at
11967 DECL_BIT_FIELD_REPRESENTATIVE instead.
11969 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
11971 PR middle-end/71478
11972 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
11973 vector integer type.
11975 2016-06-10 Jakub Jelinek <jakub@redhat.com>
11977 PR middle-end/71494
11978 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
11979 without LABEL_DECL, set *handled_ops_p to false instead of true.
11981 2016-06-10 Martin Sebor <msebor@redhat.com>
11984 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
11985 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
11986 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
11988 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
11989 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
11990 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
11991 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
11992 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
11993 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
11994 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
11995 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
11997 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
11999 * config/arm/arm.h (pool_vector_label,
12000 return_used_this_function): Remove.
12002 2016-06-10 Jeff Law <law@redhat.com>
12004 PR tree-optimization/71335
12005 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
12006 zero length paths here.
12007 (convert_and_register_jump_thread_path): Remove hacks related to
12008 duplicated blocks in the jump thread path.
12009 (fsm_find_control_statement_thread_paths): Avoid putting the same
12010 block on the thread path twice, but ensure the thread path is
12011 unchanged from the caller's point of view.
12013 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
12015 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
12016 * predict.def (PRED_LOOP_BRANCH): Remove.
12018 2016-06-10 David Malcolm <dmalcolm@redhat.com>
12020 * Makefile.in (OBJS): Add ggc-tests.o.
12021 (GTFILES): Add ggc-tests.c.
12022 * ggc-tests.c: New file.
12023 * selftest-run-tests.c (selftest::run_tests): Call
12024 selftest::ggc_tests_c_tests.
12025 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
12027 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
12029 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
12031 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
12034 * varasm.c (place_block_symbol): Adjust alignment for asan protected
12035 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
12037 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
12039 * profile.c: Include cfgloop.h.
12040 (branch_prob): Compute estimated number of iterations.
12041 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
12042 recompute estimate number of iterations from profile.
12044 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
12046 PR inline-asm/68843
12047 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
12048 must be grouped on top of stack. Don't force early clobber
12049 on ordinary reg outputs.
12051 2016-06-10 Richard Biener <rguenther@suse.de>
12053 * targhooks.c (default_builtin_vectorization_cost): Adjust
12054 vec_construct cost.
12056 2016-06-10 Richard Biener <rguenther@suse.de>
12058 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
12059 to fold the RHS to a constant if possible.
12061 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
12063 PR middle-end/71373
12064 * tree-nested.c (convert_nonlocal_omp_clauses)
12065 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
12066 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
12067 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
12069 * gimplify.c (gimplify_adjust_omp_clauses): Discard
12071 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
12073 * omp-low.c (scan_sharing_clauses): Don't expect
12074 OMP_CLAUSE__CACHE_.
12076 2016-06-10 Alan Hayward <alan.hayward@arm.com>
12078 PR tree-optimization/71407
12079 PR tree-optimization/71416
12080 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
12081 BIT_FIELD_REF type.
12083 2016-06-10 Richard Biener <rguenther@suse.de>
12085 PR middle-end/71477
12086 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
12088 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
12090 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
12092 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
12093 Jiong Wang <jiong.wang@arm.com>
12095 PR rtl-optimization/70751
12096 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
12097 spilled into memory.
12099 2016-06-09 Jonathan Yong <10walls@gmail.com>
12102 2015-09-21 Jonathan Yong <10walls@gmail.com>
12104 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
12105 sysroot/usr/lib/32api for additional win32 libraries,
12106 fixes failing Cygwin bootstrapping.
12108 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
12110 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
12113 2016-06-09 David Malcolm <dmalcolm@redhat.com>
12116 * pretty-print.c (pp_indent): Specify that %p is printed in a
12117 host-dependent manner.
12118 (test_pp_format): Remove the test for %p.
12120 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
12122 * config/mips/mips.c (mips_output_jump): Fix formatting.
12124 2016-06-09 Richard Biener <rguenther@suse.de>
12126 PR tree-optimization/71462
12127 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
12130 2016-06-09 Martin Liska <mliska@suse.cz>
12132 * predict.c (dump_prediction): Add new argument.
12133 (enum predictor_reason): New enum.
12134 (struct predictor_hash): New struct.
12135 (predictor_hash::hash): New function.
12136 (predictor_hash::equal): Likewise.
12137 (not_removed_prediction_p): New function.
12138 (prune_predictions_for_bb): Likewise.
12139 (combine_predictions_for_bb): Prune predictions.
12141 2016-06-09 Martin Liska <mliska@suse.cz>
12143 * predict.c (filter_predictions): New function.
12144 (remove_predictions_associated_with_edge): Use the filter
12146 (equal_edge_p): New function.
12148 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
12150 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
12151 Correct usage of @samp vs @option, add @samp where appropriate.
12152 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
12153 Add armv6s-m and document it, as it is no official ARM name.
12155 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12157 * ifcvt.c (struct noce_if_info): Add transform_name field.
12158 (noce_try_move): Set if_info->transform_name to the function name.
12159 (noce_try_ifelse_collapse): Likewise.
12160 (noce_try_store_flag): Likewise.
12161 (noce_try_inverse_constants): Likewise.
12162 (noce_try_store_flag_constants): Likewise.
12163 (noce_try_addcc): Likewise.
12164 (noce_try_store_flag_mask): Likewise.
12165 (noce_try_cmove): Likewise.
12166 (noce_try_cmove_arith): Likewise.
12167 (noce_try_minmax): Likewise.
12168 (noce_try_abs): Likewise.
12169 (noce_try_sign_mask): Likewise.
12170 (noce_try_bitop): Likewise.
12171 (noce_convert_multiple_sets): Likewise.
12172 (noce_process_if_block): Print if_info->transform_name to
12173 dump_file if transformation succeeded.
12175 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12177 * config/arm/cortex-a57.md (cortex_a57_alu):
12180 2016-06-08 Martin Sebor <msebor@redhat.com>
12181 Jakub Jelinek <jakub@redhat.com>
12185 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
12186 BUILT_IN_MUL_OVERFLOW_P): New builtins.
12187 * builtins.c: Include gimple-fold.h.
12188 (fold_builtin_arith_overflow): Handle
12189 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
12190 (fold_builtin_3): Likewise.
12191 * doc/extend.texi (Integer Overflow Builtins): Document
12192 __builtin_{add,sub,mul}_overflow_p.
12194 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
12196 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
12197 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
12199 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
12201 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
12202 Rewrite, looking one level down for records and arrays.
12204 2016-06-08 David Malcolm <dmalcolm@redhat.com>
12206 * pretty-print.c: Include "selftest.h".
12207 (pp_format): Fix comment.
12208 (identifier_to_locale): Likewise.
12209 (selftest::test_basic_printing): New function.
12210 (selftest::assert_pp_format): New function.
12211 (selftest::test_pp_format): New function.
12212 (selftest::pretty_print_c_tests): New function.
12213 * selftest-run-tests.c (selftest::run_tests): Call
12214 selftest::pretty_print_c_tests.
12215 * selftest.h (pretty_print_c_tests): New declaration.
12217 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
12219 * invoke.texi (max-loop-headers-insns): Document.
12220 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
12221 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
12222 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
12224 2016-06-08 Richard Biener <rguenther@suse.de>
12226 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
12227 on strided SLP loads and fall back to scalar loads in case
12228 we can't chunk them.
12230 2016-06-08 Richard Biener <rguenther@suse.de>
12232 PR tree-optimization/71452
12233 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
12234 type used for the SSA rewrite has enough precision to cover
12235 the dynamic type of the location.
12237 2016-06-08 Jakub Jelinek <jakub@redhat.com>
12238 Richard Biener <rguenther@suse.de>
12241 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
12242 the same as DECL_P (base0) for indirect_base0. Use equality_code
12243 in one further place.
12245 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
12247 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
12248 to one word if the field is known to overlap other words.
12249 (extract_bit_field_1): Likewise.
12250 (store_split_bit_field): Remove compensating code.
12251 (extract_split_bit_field): Likewise.
12253 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
12257 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
12259 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12261 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
12263 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
12264 (arch64_addpv4sf): Delete.
12265 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
12266 "gen_aarch64_addpv4sf".
12267 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
12269 (vpadds_f32): Likewise.
12270 (vpaddq_f32): Likewise.
12271 (vpaddq_f64): Likewise.
12273 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12275 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
12277 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
12278 to VALLF. Rename to "fabd<mode>3".
12279 "*fabd_scalar<mode>3): Delete.
12280 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
12282 (vabdd_f64): Likewise.
12283 (vabd_f32): Likewise.
12284 (vabd_f64): Likewise.
12285 (vabdq_f32): Likewise.
12286 (vabdq_f64): Likewise.
12288 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12290 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
12292 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
12293 "aarch64_rsqrts<mode>".
12294 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
12295 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
12297 (vrsqrtsd_f64): Likewise.
12298 (vrsqrts_f32): Likewise.
12299 (vrsqrts_f64): Likewise.
12300 (vrsqrtsq_f32): Likewise.
12301 (vrsqrtsq_f64): Likewise.
12303 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12305 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
12307 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
12308 "aarch64_rsqrte<mode>".
12309 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
12310 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
12312 (vrsqrted_f64): Likewise.
12313 (vrsqrte_f32): Likewise.
12314 (vrsqrte_f64): Likewise.
12315 (vrsqrteq_f32): Likewise.
12316 (vrsqrteq_f64): Likewise.
12318 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12320 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
12322 (fcvtzs): Likewise.
12323 (fcvtzu): Likewise.
12324 * config/aarch64/aarch64-simd.md
12325 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
12326 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
12327 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
12329 (vcvt_n_f32_u32): Likewise.
12330 (vcvt_n_s32_f32): Likewise.
12331 (vcvt_n_u32_f32): Likewise.
12332 (vcvtq_n_f32_s32): Likewise.
12333 (vcvtq_n_f32_u32): Likewise.
12334 (vcvtq_n_f64_s64): Likewise.
12335 (vcvtq_n_f64_u64): Likewise.
12336 (vcvtq_n_s32_f32): Likewise.
12337 (vcvtq_n_s64_f64): Likewise.
12338 (vcvtq_n_u32_f32): Likewise.
12339 (vcvtq_n_u64_f64): Likewise.
12340 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
12341 (VSDQ_SDI): Likewise.
12342 (fcvt_target): Support V4DI, V4SI and V2SI.
12343 (FCVT_TARGET): Likewise.
12345 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12347 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
12348 (TYPES_BINOP_SUS): Likewise.
12349 (aarch64_simd_builtin_data): Update include file name.
12350 (aarch64_builtins): Likewise.
12351 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
12352 for conversion between scalar float-point and fixed-point.
12354 (fcvtzs): Likewise.
12355 (fcvtzu): Likewise.
12356 * config/aarch64/aarch64.md
12357 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
12358 pattern for conversion between scalar float to fixed-pointer.
12359 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
12360 (UNSPEC_FCVTZS): New UNSPEC enumeration.
12361 (UNSPEC_FCVTZU): Likewise.
12362 (UNSPEC_SCVTF): Likewise.
12363 (UNSPEC_UCVTF): Likewise.
12364 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
12366 (vcvtd_n_f64_u64): Likewise.
12367 (vcvtd_n_s64_f64): Likewise.
12368 (vcvtd_n_u64_f64): Likewise.
12369 (vcvtd_n_f32_s32): Likewise.
12370 (vcvts_n_f32_u32): Likewise.
12371 (vcvtd_n_s32_f32): Likewise.
12372 (vcvts_n_u32_f32): Likewise.
12373 * config/aarch64/iterators.md (fcvt_target): Support integer to float
12375 (FCVT_TARGET): Likewise.
12376 (FCVT_FIXED2F): New iterator.
12377 (FCVT_F2FIXED): Likewise.
12378 (fcvt_fixed_insn): New define_int_attr.
12380 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
12382 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
12383 some statements was removed.
12385 2016-06-08 Alan Hayward <alan.hayward@arm.com>
12387 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
12388 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
12389 (vect_can_advance_ivs_p): likewise.
12390 (vect_update_ivs_after_vectorizer): likewise.
12391 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
12392 (vect_analyze_scalar_cycles_1): likewise.
12393 (vect_analyze_loop_operations): likewise.
12394 (report_vect_op): likewise.
12395 (vect_is_slp_reduction): likewise.
12396 (vect_is_simple_reduction): likewise.
12397 (get_initial_def_for_induction): likewise.
12398 (vect_transform_loop): likewise.
12399 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
12400 (vect_recog_sad_pattern): likewise.
12401 (vect_recog_widen_sum_pattern): likewise.
12402 (vect_recog_widening_pattern): likewise.
12403 (vect_recog_divmod_pattern): likewise.
12404 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
12405 (vect_analyze_slp_instance): likewise.
12406 (vect_transform_slp_perm_load): likewise.
12407 (vect_schedule_slp_instance): likewise.
12409 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
12411 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
12412 (return_prediction): PRED_CONST_RETURN predict return as not taken.
12413 * predict.def (PRED_CONTINUE): Change hitrate 50->67
12414 (PRED_LOOP_BRANCH): Document predictor as broken.
12415 (PRED_LOOP_EXIT): Change hitrate 91->92.
12416 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
12417 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
12418 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
12419 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
12420 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
12421 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
12422 (PRED_CALL): Chane hitrate 71->67.
12423 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
12424 (PRED_GOTO): Document as unused right now.
12425 (PRED_CONST_RETURN): Change hitrate 67->69
12426 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
12427 (PRED_NULL_RETURN): Change hitrate 91->90.
12428 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
12429 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
12430 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
12432 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
12434 * config/rs6000/altivec.h: Add __builtin_vec_mul.
12435 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
12436 special case Altivec builtin.
12437 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
12438 VSX_BUILTIN_VEC_MUL (replaced with special case code).
12439 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
12440 code for ALTIVEC_BUILTIN_VEC_MUL.
12441 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
12442 for __builtin_vec_mul.
12444 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
12446 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
12449 2016-06-07 David Malcolm <dmalcolm@redhat.com>
12451 * spellcheck.c (selftest::test_find_closest_string): New function.
12452 (spellcheck_c_tests): Call the above.
12454 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12456 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
12458 2016-06-07 Jakub Jelinek <jakub@redhat.com>
12460 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
12461 Yv=Yv,C alternatives.
12463 2016-06-07 Richard Biener <rguenther@suse.de>
12466 * common.opt (ffast-math): Make Optimization.
12468 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
12469 Prachi Godbole <prachi.godbole@imgtec.com>
12471 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
12472 `fabs' and `fneg' type attributes.
12473 (p5600_fpu_fabs): Add `fmove' to the comment.
12475 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
12477 * gimple.c: Include builtins.h
12478 (gimple_inexpensive_call_p): New function.
12479 * gimple.h (gimple_inexpensive_call_p): Declare.
12480 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
12481 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
12484 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
12486 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
12487 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
12488 warning_at_rich_loc, warning_n, pedwarn, permerror,
12489 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
12490 sorry, fatal_error, internal_error, internal_error_no_backtrace):
12493 2016-06-07 Richard Biener <rguenther@suse.de>
12495 PR tree-optimization/71428
12496 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
12497 BIT_FIELD_REF op vs. load.
12499 2016-06-07 Richard Biener <rguenther@suse.de>
12501 PR middle-end/71423
12502 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
12505 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
12507 * config/pa/pa.md (call): Generate indirect long calls to non-local
12508 functions on TARGET_64BIT.
12509 (call_value): Likewise.
12511 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
12513 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
12514 pattern and subsequent splitters.
12515 (call_val_reg_64bit_post_reload): Likewise.
12517 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
12519 PR middle-end/71408
12520 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
12521 propagate_op_to_single_use.
12523 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
12525 PR middle-end/71281
12526 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
12528 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
12530 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
12531 (enum x86_dirflag_state): New enum.
12532 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
12533 (machine_function): Remove needs_cld.
12534 (ix86_current_function_needs_cld): Remove.
12535 * config/i386/i386.c (ix86_set_func_type): Set
12536 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
12537 (ix86_expand_prologue): Do not emit CLD here.
12538 (ix86_dirflag_mode_needed): New function.
12539 (ix86_dirflag_mode_entry): Ditto.
12540 (ix86_mode_needed): Handle X86_DIRFLAG entity.
12541 (ix86_mode_after): Ditto.
12542 (ix86_mode_entry): Ditto.
12543 (ix86_mode_exit): Ditto.
12544 (ix86_emit_mode_set): Ditto.
12545 * config/i386/i386.md (strmov_singleop): Set
12546 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
12547 Do not set ix86_current_function_needs_cld.
12549 (strset_singleop): Ditto.
12551 (cmpstrnqi_nz_1): Ditto.
12552 (cmpstrnqi_1): Ditto.
12553 (strlenqi_1): Ditto.
12555 2016-06-06 Jakub Jelinek <jakub@redhat.com>
12557 PR tree-optimization/71259
12558 * tree-vect-slp.c (vect_get_constant_vectors): For
12559 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
12560 one for constant op, and use COND_EXPR for non-constant.
12562 2016-06-06 David Malcolm <dmalcolm@redhat.com>
12564 * Makefile.in (OBJS): Add function-tests.o,
12565 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
12566 selftest-run-tests.o.
12567 (OBJS-libcommon): Add selftest.o.
12568 (OBJS-libcommon-target): Add selftest.o.
12569 (all.internal): Add "selftest".
12570 (all.cross): Likewise.
12571 (selftest): New phony target.
12572 (s-selftest): New target.
12573 (selftest-gdb): New phony target.
12574 (COLLECT2_OBJS): Add selftest.o.
12575 * bitmap.c: Include "selftest.h".
12576 (selftest::test_gc_alloc): New function.
12577 (selftest::test_set_range): New function.
12578 (selftest::test_clear_bit_in_middle): New function.
12579 (selftest::test_copying): New function.
12580 (selftest::test_bitmap_single_bit_set_p): New function.
12581 (selftest::bitmap_c_tests): New function.
12582 * common.opt (fself-test): New.
12583 * diagnostic-show-locus.c: Include "selftest.h".
12584 (make_range): New function.
12585 (test_range_contains_point_for_single_point): New function.
12586 (test_range_contains_point_for_single_line): New function.
12587 (test_range_contains_point_for_multiple_lines): New function.
12588 (assert_eq): New function.
12589 (test_get_line_width_without_trailing_whitespace): New function.
12590 (selftest::diagnostic_show_locus_c_tests): New function.
12591 * et-forest.c: Include "selftest.h".
12592 (selftest::test_single_node): New function.
12593 (selftest::test_simple_tree): New function.
12594 (selftest::test_disconnected_nodes): New function.
12595 (selftest::et_forest_c_tests): New function.
12596 * fold-const.c: Include "selftest.h".
12597 (selftest::assert_binop_folds_to_const): New function.
12598 (selftest::assert_binop_folds_to_nonlvalue): New function.
12599 (selftest::test_arithmetic_folding): New function.
12600 (selftest::fold_const_c_tests): New function.
12601 * function-tests.c: New file.
12602 * gimple.c: Include "selftest.h".
12603 Include "gimple-pretty-print.h".
12604 (selftest::verify_gimple_pp): New function.
12605 (selftest::test_assign_single): New function.
12606 (selftest::test_assign_binop): New function.
12607 (selftest::test_nop_stmt): New function.
12608 (selftest::test_return_stmt): New function.
12609 (selftest::test_return_without_value): New function.
12610 (selftest::gimple_c_tests): New function.
12611 * hash-map-tests.c: New file.
12612 * hash-set-tests.c: New file.
12613 * input.c: Include "selftest.h".
12614 (selftest::assert_loceq): New function.
12615 (selftest::test_accessing_ordinary_linemaps): New function.
12616 (selftest::test_unknown_location): New function.
12617 (selftest::test_builtins): New function.
12618 (selftest::test_reading_source_line): New function.
12619 (selftest::input_c_tests): New function.
12620 * rtl-tests.c: New file.
12621 * selftest-run-tests.c: New file.
12622 * selftest.c: New file.
12623 * selftest.h: New file.
12624 * spellcheck.c: Include "selftest.h".
12625 (selftest::levenshtein_distance_unit_test_oneway): New function,
12626 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
12627 (selftest::levenshtein_distance_unit_test): Likewise.
12628 (selftest::spellcheck_c_tests): Likewise.
12629 * toplev.c: Include selftest.h.
12630 (toplev::run_self_tests): New.
12631 (toplev::main): Handle -fself-test.
12632 * toplev.h (toplev::run_self_tests): New.
12633 * tree.c: Include "selftest.h".
12634 (selftest::test_integer_constants): New function.
12635 (selftest::test_identifiers): New function.
12636 (selftest::test_labels): New function.
12637 (selftest::tree_c_tests): New function.
12638 * tree-cfg.c: Include "selftest.h".
12639 (selftest::push_fndecl): New function.
12640 (selftest::test_linear_chain): New function.
12641 (selftest::test_diamond): New function.
12642 (selftest::test_fully_connected): New function.
12643 (selftest::tree_cfg_c_tests): New function.
12644 * vec.c: Include "selftest.h".
12645 (selftest::safe_push_range): New function.
12646 (selftest::test_quick_push): New function.
12647 (selftest::test_safe_push): New function.
12648 (selftest::test_truncate): New function.
12649 (selftest::test_safe_grow_cleared): New function.
12650 (selftest::test_pop): New function.
12651 (selftest::test_safe_insert): New function.
12652 (selftest::test_ordered_remove): New function.
12653 (selftest::test_unordered_remove): New function.
12654 (selftest::test_block_remove): New function.
12655 (selftest::reverse_cmp): New function.
12656 (selftest::test_qsort): New function.
12657 (selftest::vec_c_tests): New function.c.
12658 * wide-int.cc: Include selftest.h and wide-int-print.h.
12659 (selftest::from_int <wide_int>): New function.
12660 (selftest::from_int <offset_int>): New function.
12661 (selftest::from_int <widest_int>): New function.
12662 (selftest::assert_deceq): New function.
12663 (selftest::assert_hexeq): New function.
12664 (selftest::test_printing <VALUE_TYPE>): New function template.
12665 (selftest::test_ops <VALUE_TYPE>): New function template.
12666 (selftest::test_comparisons <VALUE_TYPE>): New function template.
12667 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
12669 (selftest::wide_int_cc_tests): New function.
12671 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12673 PR middle-end/37780
12674 * ifcvt.c (noce_try_ifelse_collapse): New function.
12676 (noce_process_if_block): Call noce_try_ifelse_collapse.
12677 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
12678 (simplify_ternary_operation): Use the above to simplify
12679 conditional CLZ/CTZ expressions.
12681 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12683 PR middle-end/37780
12684 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
12685 define_insn_and_split.
12687 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12689 PR middle-end/37780
12690 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
12692 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
12695 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
12696 Implicitly clobber memory for basic asm with non-empty assembler
12697 string. Use targetm.md_asm_adjust also here.
12698 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
12699 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
12700 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
12701 non-empty assembler string.
12702 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
12703 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
12704 (decode_asm_operands): Handle basic asm in PARALLEL block.
12705 (extract_insn): Handle basic asm in PARALLEL block.
12706 * doc/extend.texi: Mention new behavior of basic asm.
12707 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
12708 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
12709 branch_needs_nop_p): Use asm_noperands.
12711 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
12713 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
12714 Include the M7 SPARC DFA scheduler.
12715 New attribute v3pipe.
12716 Annotate insns with v3pipe where appropriate.
12717 Define cpu_feature vis4.
12718 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
12719 Add (V8QI "8") to vbits.
12720 Add insns {add,sub}v8qi3
12721 Add insns ss{add,sub}v8qi3
12722 Add insns us{add,sub}{v8qi,v4hi}3
12723 Add insns {min,max}{v8qi,v4hi,v2si}3
12724 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
12725 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
12726 * config/sparc/niagara4.md: Add a comment explaining the
12727 discrepancy between the documented latenty numbers and the
12729 * config/sparc/niagara7.md: New file.
12730 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
12731 supports SPARC5 and VIS 4.0 instructions.
12732 * configure: Regenerate.
12733 * config.in: Likewise.
12734 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
12735 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
12736 TARGET_CPU_niagara7.
12737 (ASM_CPU64_DEFAULT_SPEC): Likewise.
12738 (CPP_CPU_SPEC): Handle niagara7.
12739 (ASM_CPU_SPEC): Likewise.
12740 * config/sparc/sparc-opts.h (processor_type): Add
12741 PROCESSOR_NIAGARA7.
12742 (mvis4): New option.
12743 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
12744 (AS_NIAGARA7_FLAG): Define.
12745 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
12746 (CPP_CPU64_DEFAULT_SPEC): Likewise.
12747 (CPP_CPU_SPEC): Handle niagara7.
12748 (ASM_CPU_SPEC): Likewise.
12749 * config/sparc/sparc.c (niagara7_costs): Define.
12750 (sparc_option_override): Handle niagara7 and adjust cache-related
12751 parameters with better values for niagara cpus. Also support VIS4.
12752 (sparc32_initialize_trampoline): Likewise.
12753 (sparc_use_sched_lookahead): Likewise.
12754 (sparc_issue_rate): Likewise.
12755 (sparc_register_move_cost): Likewise.
12756 (dump_target_flag_bits): Support VIS4.
12757 (sparc_vis_init_builtins): Likewise.
12758 (sparc_builtins): Likewise.
12759 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
12761 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
12763 * config/sparc/sparc.opt (sparc_processor_type): New value
12765 * config/sparc/visintrin.h (__attribute__): Prototypes for the
12767 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
12769 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
12772 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
12774 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
12776 2016-06-06 Richard Biener <rguenther@suse.de>
12778 PR tree-optimization/71398
12779 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
12782 2016-06-05 James Bowman <james.bowman@ftdichip.com>
12784 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
12785 ft32_expand_prolog, ft32_expand_epilogue):
12786 Handle pretend_args.
12787 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
12788 * config/ft32/ft32.md: Add pretend_returner.
12790 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
12793 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
12794 Copy op1 RTX to avoid invalid sharing.
12795 (ix86_expand_vector_move_misalign): Ditto.
12797 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
12799 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
12802 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
12804 * predict.c (predicted_by_loop_heuristics_p): New function.
12805 (predict_iv_comparison): Use it.
12806 (predict_loops): Walk from innermost loops; do not predict edges
12807 leaving multiple loops multiple times; implement
12808 PRED_LOOP_ITERATIONS_MAX heuristics.
12809 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
12811 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
12813 * cfg.c (check_bb_profile): Do not report mismatched profiles when
12814 only edges out of BB are EH edges.
12816 2016-06-04 Martin Sebor <msebor@redhat.com>
12817 Marcin Baczyński <marbacz@gmail.com>
12820 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
12821 a void expression in a void function.
12823 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
12825 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
12826 aux; dump reasons of decisions.
12827 (should_duplicate_loop_header_p): Likewise.
12828 (do_while_loop_p): Likewise.
12829 (ch_base::copy_headers): Dump asi num insns duplicated.
12831 2016-06-04 Jakub Jelinek <jakub@redhat.com>
12833 PR tree-optimization/71405
12834 * tree-ssa.c (execute_update_addresses_taken): For clobber with
12835 incompatible type, build a new clobber with the right type instead
12836 of building a VIEW_CONVERT_EXPR around it.
12838 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
12840 PR tree-optimization/52171
12841 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
12842 by_pieces_ninsns instead of move_by_pieces_ninsns.
12844 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
12846 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
12847 for reg+reg addressing mode.
12849 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12851 * rs6000-c.c (c/c-tree.h): Add #include.
12852 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
12853 in C++ when found in the base position of vec_ld or vec_st.
12855 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
12857 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
12858 use of profile unless profile status is PROFILE_READ.
12859 * profile.c (compute_branch_probabilities): Set profile status
12860 only after reporting predictor hitrates.
12862 2016-06-03 Joseph Myers <joseph@codesourcery.com>
12866 * common.opt (ffp-int-builtin-inexact): New option.
12867 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
12868 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
12869 (ceil@var{m}2): Document dependence on this option.
12870 * ipa-inline-transform.c (inline_call): Handle
12871 flag_fp_int_builtin_inexact.
12872 * ipa-inline.c (can_inline_edge_p): Likewise.
12873 * config/i386/i386.md (rintxf2): Do not test
12874 flag_unsafe_math_optimizations.
12875 (rint<mode>2_frndint): New define_insn.
12876 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
12877 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
12878 for 387 instead of extending and truncating.
12879 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
12880 !flag_trapping_math instead of flag_unsafe_math_optimizations.
12881 Change to frndint<mode>2_<rounding>.
12882 (frndintxf2_<rounding>_i387): Likewise. Change to
12883 frndint<mode>2_<rounding>_i387.
12884 (<rounding_insn>xf2): Likewise.
12885 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
12886 !flag_trapping_math instead of flag_unsafe_math_optimizations for
12887 x87. Test TARGET_ROUND || !flag_trapping_math ||
12888 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
12889 SSE. Use ROUND_NO_EXC in constant operand of
12890 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
12891 for 387 instead of extending and truncating.
12893 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
12894 Julia Koval <julia.koval@intel.com>
12906 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
12907 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
12908 all registers, except for function return registers if there are
12909 no caller-saved registers.
12910 (ix86_set_func_type): New function.
12911 (ix86_set_current_function): Call ix86_set_func_type to set
12912 no_caller_saved_registers and func_type. Call reinit_regs if
12913 caller-saved registers are changed. Don't allow MPX, SSE, MMX
12914 nor x87 instructions in interrupt handler nor function with
12915 no_caller_saved_registers attribute.
12916 (ix86_function_ok_for_sibcall): Return false if there are no
12917 caller-saved registers.
12918 (type_natural_mode): Don't warn ABI change for MMX in interrupt
12920 (ix86_function_arg_advance): Skip for callee in interrupt handler.
12921 (ix86_function_arg): Return special arguments in interrupt handler.
12922 (ix86_promote_function_mode): Promote pointer to word_mode only
12923 for normal functions.
12924 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
12926 (ix86_epilogue_uses): New function.
12927 (ix86_hard_regno_scratch_ok): Likewise.
12928 (ix86_save_reg): Preserve all registers in interrupt handler
12929 after reload. Preserve all registers, except for function return
12930 registers, if there are no caller-saved registers after reload.
12931 (find_drap_reg): Always use callee-saved register if there are
12932 no caller-saved registers.
12933 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
12934 for interrupt handler.
12935 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
12936 Emit cld instruction if stringops are used in interrupt handler
12937 or interrupt handler isn't a leaf function.
12938 (ix86_expand_epilogue): Generate interrupt return for interrupt
12939 handler and pop the 'ERROR_CODE' off the stack before interrupt
12940 return in exception handler.
12941 (ix86_expand_call): Disallow calling interrupt handler directly.
12942 If there are no caller-saved registers, mark all registers that
12943 are clobbered by the call which returns as clobbered.
12944 (ix86_handle_no_caller_saved_registers_attribute): New function.
12945 (ix86_handle_interrupt_attribute): Likewise.
12946 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
12948 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
12949 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
12950 accumulation in interrupt function if stack may be realigned to
12952 (EPILOGUE_USES): New.
12953 (function_type): New enum.
12954 (machine_function): Add func_type and no_caller_saved_registers.
12955 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
12956 (interrupt_return): New pattern.
12957 * doc/extend.texi: Document x86 interrupt and
12958 no_caller_saved_registers attributes.
12960 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
12962 PR tree-optimization/52171
12963 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
12964 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
12965 Look for constant strings. Move some code to emit_block_cmp_hints
12967 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
12968 * defaults.h (COMPARE_MAX_PIECES): New macro.
12969 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
12970 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
12971 (clear_by_pieces_1): Don't declare. Move definition before use.
12972 (can_do_by_pieces): New static function.
12973 (can_move_by_pieces): Use it. Return bool.
12974 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
12975 OP. All callers changed. Handle COMPARE_BY_PIECES.
12976 (class pieces_addr); New.
12977 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
12978 pieces_addr::adjust, pieces_addr::increment_address,
12979 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
12981 (class op_by_pieces_d): New.
12982 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
12984 (class move_by_pieces_d, class compare_by_pieces_d,
12985 class store_by_pieces_d): New subclasses of op_by_pieces_d.
12986 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
12987 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
12988 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
12989 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
12990 compare_by_pieces_d::finish_mode): New member functions.
12991 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
12993 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
12994 (emit_block_cmp_hints): New function.
12995 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
12996 use the newly defined classes.
12997 * expr.h (by_pieces_constfn): New typedef.
12998 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
12999 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
13000 (move_by_pieces_ninsns): Don't declare.
13001 (can_move_by_pieces): Change return value to bool.
13002 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
13003 (compare_by_pieces_branch_ratio): New hook.
13004 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
13005 (by_pieces_ninsns): Declare.
13006 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
13008 (default_compare_by_pieces_branch_ratio): New function.
13009 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
13010 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
13011 * doc/tm.texi: Regenerate.
13012 * tree-ssa-strlen.c: Include "builtins.h".
13013 (handle_builtin_memcmp): New static function.
13014 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
13015 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
13017 2016-06-03 Alan Hayward <alan.hayward@arm.com>
13019 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
13020 relevant stmts which are simple and invariant.
13021 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
13022 instead of simple and invariant
13024 2016-06-03 Alan Hayward <alan.hayward@arm.com>
13026 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
13027 (vectorizable_reduction): Check for new relevant state.
13028 (vectorizable_live_operation): vectorize live stmts using
13029 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
13030 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
13031 (vect_stmt_relevant_p): Check for stmts which are only used live.
13032 (process_use): Use of a stmt does not inherit it's live value.
13033 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
13034 (vect_analyze_stmt): Check for new relevant state.
13035 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
13036 outside the loop, but not inside it.
13038 2016-06-03 Alan Hayward <alan.hayward@arm.com>
13040 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
13041 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
13042 (vect_get_vec_def_for_operand): Split out code.
13044 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
13046 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
13048 2016-06-03 Alan Hayward <alan.hayward@arm.com>
13050 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
13052 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13054 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
13056 2016-06-03 Jakub Jelinek <jakub@redhat.com>
13058 PR middle-end/71387
13059 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
13060 to noreturn e->callee->decl that has void return type and void
13061 arguments, adjust gimple_call_fntype and remove lhs even if it had
13062 previously addressable type.
13064 2016-06-02 Jeff Law <law@redhat.com>
13066 PR tree-optimization/71328
13067 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
13068 error when checking for a jump back onto the copied path.
13070 2016-06-02 David Malcolm <dmalcolm@redhat.com>
13072 * config/microblaze/microblaze.c (get_branch_target): Add return
13073 NULL_RTX for the non-CALL_P case.
13074 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
13075 (insert_wic): Remove unused local "j".
13077 2016-06-02 Martin Liska <mliska@suse.cz>
13079 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
13081 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
13082 Julia Koval <julia.koval@intel.com>
13084 * function.c (assign_parm_setup_stack): Force source into a
13085 register if needed.
13086 * target.def (function_incoming_arg): Update documentation to
13087 allow arbitrary address computation based on hard register.
13088 * doc/tm.texi: Regenerated.
13090 2016-06-02 Martin Liska <mliska@suse.cz>
13092 * predict.c (combine_predictions_for_bb): Fix first match in
13093 cases where a first predictor contains more than one occurence
13094 in list of predictors. Take the best value in such case.
13096 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13098 PR rtl-optimization/71295
13099 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
13100 offset would go over the size of the inner mode reject it.
13102 2016-06-02 Jakub Jelinek <jakub@redhat.com>
13104 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
13105 x=x,x and v=v,m instead of x=x,m.
13107 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
13108 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
13109 alternative to v=rm,C.
13111 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
13112 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
13113 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
13114 instead of vex for the last two above mentioned alternatives.
13116 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13119 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
13121 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
13123 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
13125 2016-06-01 David Malcolm <dmalcolm@redhat.com>
13127 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
13128 from int to unsigned.
13130 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
13132 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
13133 alternatives, eliminating preferred register class. Add support
13134 for the MTVSRDD instruction in ISA 3.0.
13135 (vsx_splat_v4si_internal): Use splat_input_operand instead of
13136 reg_or_indexed_operand.
13137 (vsx_splat_v4sf_internal): Likewise.
13139 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
13142 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
13143 for loading up all 0's or all 1's.
13145 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
13147 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
13149 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
13151 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
13153 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
13154 * gcc.c (set_source_date_epoch_envvar): New function, sets
13155 the SOURCE_DATE_EPOCH environment variable to the current time.
13157 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
13159 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
13160 the factor for live Phi nodes.
13162 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
13164 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
13165 * tree-parloops.c (parallelize_loops): likewise.
13166 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
13167 tree_unswitch_outer_loop): likewise.
13169 2016-06-01 Jakub Jelinek <jakub@redhat.com>
13171 PR middle-end/71371
13172 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
13173 around creation of the temporary.
13175 2016-06-01 Richard Biener <rguenther@suse.de>
13177 PR tree-optimization/71366
13178 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
13179 (unloop_loops): Move removing edges here ...
13180 (try_unroll_loop_completely): ... from here.
13181 (try_peel_loop): ... and here.
13182 (tree_unroll_loops_completely_1): Track parent loops via
13183 bitmap of header BBs.
13184 (tree_unroll_loops_completely): Adjust for that.
13186 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
13188 * config/rs6000/altivec.h (vec_slv): New macro.
13189 (vec_srv): New macro.
13190 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
13191 (UNSPEC_VSRV): New value.
13194 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
13195 (vsrv): New builtin definition.
13196 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
13197 define argument types for new builtin.
13198 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
13200 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
13203 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
13204 Jocelyn Mayer <l_indien@magic.fr>
13207 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
13208 detect processor family for signature_CENTAUR_ebx.
13209 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
13210 signature_CENTAUR_ebx.
13211 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
13212 <default>: Pass x86-64 for has_longmode.
13214 2016-06-01 Nathan Sidwell <nathan@acm.org>
13216 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
13219 2016-06-01 Richard Biener <rguenther@suse.de>
13221 PR tree-optimization/71261
13222 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
13223 of stmts successfully put in the bool pattern. Remove
13224 single-use restriction.
13225 (adjust_bool_pattern_cast): Add cast at the use site via the
13226 pattern def sequence.
13227 (adjust_bool_pattern): Remove recursion, maintain a hash-map
13228 of patterned defs. Use the pattern def seqence instead of
13229 multiple independent patterns.
13230 (sort_after_uid): New qsort compare function.
13231 (adjust_bool_stmts): New function to process stmts in the bool
13232 pattern in IL order.
13233 (vect_recog_bool_pattern): Adjust.
13234 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
13235 (ifcvt_walk_pattern_tree): Likewise.
13236 (stmt_is_root_of_bool_pattern): Likewise.
13237 (ifcvt_repair_bool_pattern): Likewise.
13238 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
13240 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
13242 * loop-unroll.c (decide_unroll_constant_iterations,
13243 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
13244 likely upper bounds.
13245 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
13247 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
13249 * tree-core.h (enum omp_clause_code): Remove
13250 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
13252 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13254 * config/arm/sync.md (arm_store_exclusive<mode>):
13255 Use 'H' output modifier on operands[2] rather than creating a new
13256 entry in out-of-bounds memory of the operands array.
13257 (arm_store_release_exclusivedi): Likewise.
13259 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13261 * config/arm/arm.c (arm_fusion_enabled_p): New function.
13262 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
13263 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
13264 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
13266 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
13268 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
13269 into account live statements for mask producers.
13271 2016-06-01 Richard Biener <rguenther@suse.de>
13273 PR tree-optimization/71311
13274 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
13275 restrict to non-INTEGER_CST @0.
13277 2016-06-01 Richard Biener <rguenther@suse.de>
13279 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
13280 (relational patterns): Use :c to avoid pattern duplications.
13282 2016-06-01 Richard Biener <rguenther@suse.de>
13284 * genmatch.c (comparison_code_p): New predicate.
13285 (swap_tree_comparison): New function.
13286 (commutate): Add for_vec parameter to append new for entries.
13287 Support commutating relational operators by swapping it alongside
13289 (lower_commutative): Adjust.
13290 (dt_simplify::gen): Do not pass artificial operators to gen
13292 (decision_tree::gen): Do not add artificial operators as parameters.
13293 (parser::parse_expr): Verify operator commutativity when :c is
13294 applied. Allow :C to override this.
13295 * match.pd: Adjust patterns to use :C instead of :c where required.
13297 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
13299 PR tree-optimization/71077
13300 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
13301 the combining step, use boolean_false_node and boolean_true_node
13302 as the designated false/true return values.
13304 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
13306 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
13307 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
13308 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
13311 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
13313 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
13314 of flags impliying the register renaming.
13315 * toplev.c (process_options): Do not imply flag_rename_registers with
13318 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
13320 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
13321 default implementation.
13323 2016-05-31 Nathan Sidwell <nathan@acm.org>
13325 * dwarf2out.c (cur_line_info_table): Add GTY marker.
13327 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
13329 * config/sh/constraints.md (b): Remove constraint.
13330 * config/sh/predicates.md (arith_reg_operand): Remove
13332 * config/sh/sh-modes.def (PDI): Remove.
13333 * config/sh/sh.c (sh_target_reg_class,
13334 sh_optimize_target_register_callee_saved): Remove functions.
13335 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
13336 (sh_expand_epilogue): Update comment.
13337 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
13338 sh_secondary_reload): Remove TARGET_REGS related code.
13339 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
13340 TARGET_REGISTER_P): Remove macros.
13341 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
13342 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
13343 TR1_REG, TR2_REG): Remove constants.
13344 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
13346 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
13348 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
13349 define_expand patterns.
13350 (adddi3_compact): Rename to adddi3.
13351 (subdi3_compact): Rename to subdi3.
13352 (*negdi2): Rename to negdi2.
13353 (*abs<mode>2): Rename to abs<mode>2.
13355 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
13357 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
13358 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
13359 (atomic_sub_fetchsi): ... this new pattern.
13360 (mvtc): Add CC_REG clobber.
13362 2016-05-31 Marek Polacek <polacek@redhat.com>
13364 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
13366 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13368 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
13369 aarch64_fusion_enabled_p to check for fusion capabilities.
13371 2016-05-31 Richard Biener <rguenther@suse.de>
13373 PR tree-optimization/71352
13374 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
13375 minus one and a negate.
13377 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13379 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
13380 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
13382 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
13383 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
13384 Remove use of aarch64_simd_attr_length_move, set length attribute
13386 (*aarch64_be_movoi): Likewise.
13387 (*aarch64_be_movci): Likewise.
13388 (*aarch64_be_movxi): Likewise.
13390 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
13392 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
13393 It no longer does that.
13394 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
13396 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
13398 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
13399 attribute __unused__.
13401 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
13403 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
13404 * config/arm/arm.c (arm_arch_thumb1): Define.
13405 (arm_option_override): Initialize arm_arch_thumb1.
13406 * config/arm/arm.h (arm_arch_thumb1): Declare.
13407 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
13408 support Thumb-1 ISA.
13410 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
13413 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
13414 `Yv' for scalar operand.
13416 2016-05-31 Tom de Vries <tom@codesourcery.com>
13418 PR tree-optimization/69068
13419 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
13420 phis with more than two args.
13422 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
13424 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
13425 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
13428 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
13430 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
13432 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
13434 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
13435 cpu_32, cpu_64, tune_32 and tune_64.
13436 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
13438 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
13440 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
13442 2016-05-30 Andi Kleen <ak@linux.intel.com>
13444 * auto-profile.c (read_profile): Replace asserts with errors
13445 when file does not exist.
13446 * gcov-io.c (gcov_read_words): Dito.
13448 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13450 * tree-cfg.c (print_loop): Print likely upper bounds.
13452 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13454 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
13455 * opts.c (default_options): Enable peel loops at -O3.
13456 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
13457 (try_peel_loop): Do not re-peel already peeled loops;
13458 use likely upper bounds; fix profile updating.
13459 (pass_complete_unroll::execute): Initialize peeled_loops.
13461 2016-05-30 Martin Liska <mliska@suse.cz>
13463 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
13464 computed costs by frequency of BB they belong to.
13465 (get_scaled_computation_cost_at): New function.
13467 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
13468 Marc Glisse <marc.glisse@inria.fr>
13470 PR tree-optimization/71289
13471 * match.pd (-1 / B < A, A > -1 / B): New transformations.
13473 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13475 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
13477 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13479 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
13480 for peeled copies; avoid underflow when updating estimates; correctly
13481 scale loop profile.
13483 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
13485 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
13486 r236875. Corrected oe3 to oe2 as obvious.
13488 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
13490 PR middle-end/71269
13491 PR middle-end/71252
13492 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
13493 that inserted stmt will not dominate stmts that defines its operand.
13494 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
13495 (rewrite_expr_tree_parallel): Likewise.
13497 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
13499 PR middle-end/71252
13500 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
13501 all fields including stmt_to_insert are swapped.
13503 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13505 * predict.h (force_edge_cold): Declare.
13506 * predict.c (force_edge_cold): New function.
13507 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
13509 (canonicalize_loop_induction_variables): Fix formating.
13511 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
13513 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
13514 (visium_expand_copysign): Use gen_int_mode directly.
13515 (visium_compute_frame_size): Minor tweaks.
13517 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13519 * tree-vect-loop.c (vect_analyze_loop_2): Use
13520 likely_max_stmt_executions_int.
13522 2016-05-30 Tom de Vries <tom@codesourcery.com>
13524 PR tree-optimization/69067
13525 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
13527 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
13530 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
13531 New peepholes to remove unneeded fild/fistp pairs.
13532 (define_peephole2 atomic_loaddi_fpu): Ditto.
13534 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13536 * predict.c (maybe_hot_frequency_p): Avoid division.
13538 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
13540 * doc/install.texi: Use https for shop.fsf.org.
13542 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13544 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
13545 likely_max_stmt_executions_int.
13547 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13549 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
13550 likely_max_stmt_executions_int.
13552 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13554 * profile.c (compute_branch_probabilities): Do not report hitrates
13556 (branch_prob): Report hitrates here.
13557 * predict.c (gimple_predict_edge): Do not assert profile status;
13558 fix formatting issues.
13560 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13562 * predict.c (edge_predicted_by_p): New function.
13563 (predict_paths_for_bb): Do not put multiple predictions of the same type
13566 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13568 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
13571 2016-05-28 Alan Modra <amodra@gmail.com>
13573 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
13575 2016-05-28 Alan Modra <amodra@gmail.com>
13577 PR rtl-optimization/71275
13578 * ira.c (ira): Free dominance info.
13580 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
13582 * doc/sourcebuild.texi: New address for upstream Go repository.
13584 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
13586 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
13587 (TARGET_ARM_V7M): Likewise.
13589 2016-05-26 Jeff Law <law@redhat.com>
13591 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
13592 (thread_across_edge): Remove calls to find_jump_threads_backwards.
13593 * passes.def: Add jump threading passes before DOM/VRP.
13594 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
13595 argument to a basic block from an edge. Remove tests which are
13597 (pass_data_thread_jumps, class pass_thread_jumps): New.
13598 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
13599 (make_pass_thread_jumps): Likewise.
13600 * tree-pass.h (make_pass_thread_jumps): Declare.
13602 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
13604 * config/visium/visium-protos.h (split_double_move): Rename into...
13605 (visium_split_double_move): ...this.
13606 (visium_split_double_add): Declare.
13607 * config/visium/visium.c (split_double_move): Rename into...
13608 (visium_split_double_move): ...this.
13609 (visium_split_double_add): New function.
13610 (visium_expand_copysign): Renumber operands for consistency.
13611 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
13612 (DFmode move splitter): Likewise.
13613 (*addi3_insn): Split by means of visium_split_double_add.
13614 (*adddi3_insn_flags): Delete.
13615 (*plus_plus_sltu<subst_arith>): New insn.
13616 (*subdi3_insn): Split by means of visium_split_double_add.
13617 (subdi3_insn_flags): Delete.
13618 (*minus_minus_sltu<subst_arith>): New insn.
13619 (*negdi2_insn): Split by means of visium_split_double_add.
13620 (*negdi2_insn_flags): Delete.
13622 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
13624 * configure.ac: Treat a --with-headers option without argument
13625 the same as the default (i.e. consult sys-include directory).
13626 * configure: Regenerate.
13628 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13630 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
13631 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
13633 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
13634 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
13636 2016-05-27 Jiong Wang <jiong.wang@arm.com>
13639 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
13640 tree-stdarg analysis results.
13641 (aarch64_setup_incoming_varargs): Likewise.
13643 2016-05-27 Jiong Wang <jiong.wang@arm.com>
13645 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
13646 va_list_gpr_counter_field and va_list_fpr_counter_field.
13648 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
13651 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
13652 * config/aarch64/aarch64.c
13653 (aarch64_cannot_change_mode_class): Remove function.
13654 * config/aarch64/aarch64-protos.h
13655 (aarch64_cannot_change_mode_class): Remove.
13657 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13659 * cfgloop.c (record_niter_bound): Record likely upper bounds.
13660 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
13661 get_likely_max_loop_iterations_int): New.
13662 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
13663 any_likely_upper_bound.
13664 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
13666 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
13667 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
13669 (unroll_loop_constant_iterations): Likewise.
13670 (unroll_loop_runtime_iterations): Likewise.
13671 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
13672 * lto-streamer-out.c (output_cfg): Likewise.
13673 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
13675 (canonicalize_loop_induction_variables): Dump likely upper bounds.
13676 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
13677 (likely_max_loop_iterations): New.
13678 (likely_max_loop_iterations_int): New.
13679 (likely_max_stmt_executions): New.
13680 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
13681 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
13682 likely_max_stmt_executions): Declare.
13684 2016-05-27 Marek Polacek <polacek@redhat.com>
13686 PR middle-end/71308
13687 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
13689 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13691 * config/s390/s390.md (2x risbg splitters): Use
13692 reg_overlap_mentioned_p instead of rtx_equal_p.
13694 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
13696 * combine.c (make_compound_operation): Take known zero bits into
13697 account when checking for possible zero_extend.
13699 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13701 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
13702 Use const_int_operand for operand 2 predicate. Simplify expand code
13705 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
13707 PR middle-end/71279
13708 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
13711 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13713 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
13714 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
13715 that returns CC_SESWPmode and CC_ZESWPmode.
13716 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
13718 (aarch64_rtx_costs): Likewise.
13720 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
13722 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
13723 for ISA 3.0 min/max support.
13724 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
13725 conditional move support.
13726 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
13727 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
13729 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
13730 conditional moves where the comparison type is different from move
13732 (fp_minmax): New code iterator for smin/smax.
13733 (minmax): New code attributes for min/max.
13734 (SMINMAX): Likewise.
13735 (smax<mode>3): Combine min, max insns into one insn using the
13736 fp_minmax code iterator. Add support for ISA 3.0 min/max
13737 instructions that don't need -ffast-math.
13738 (s<minmax><mode>3): Likewise.
13739 (smax<mode>3_vsx): Likewise.
13740 (smin<mode>3): Likewise.
13741 (s<minmax><mode>3_vsx): Likewise.
13742 (smin<mode>3_vsx): Likewise.
13743 (pre-VSX min/max splitters): Likewise.
13744 (s<minmax><mode>3_fpr): Likewise.
13745 (movsfcc): Rewrite floating point conditional moves to combine
13746 SFmode/DFmode into a single insn.
13747 (mov<mode>cc): Likewise.
13748 (movdfcc): Likewise.
13749 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
13750 SFDF2 iterators to handle all combinations.
13751 (fseldfsf4): Likewise.
13752 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
13753 (fseldfdf4): Likewise.
13754 (fselsfdf4): Likewise.
13755 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
13756 comparison instructions that set a 0/-1 mask, and use it for
13757 floating point conditional move via XXSEL.
13758 (fpmask<mode>): Likewise.
13759 (xxsel<mode>): Likewise.
13760 * config/rs6000/predicates.md (min_max_operator): Delete, no
13762 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
13763 instructions that generate a 0/-1 mask for use with XXSEL.
13764 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
13765 say whether floating point min/max is available, either through
13766 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
13767 (TARGET_MINMAX_DF): Likewise.
13769 2016-05-27 Alan Modra <amodra@gmail.com>
13771 PR rtl-optimization/71275
13772 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
13773 for update_equiv_regs and combine_and_move_insns.
13775 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
13777 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
13778 if_then_else or cond RTXes to calculate attribute value.
13779 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
13780 <attr "length_immediate>: Ditto.
13781 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
13782 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
13783 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
13784 <attr "type">: Ditto.
13785 <attr "prefix_data16">: Ditto.
13786 <attr "prefix_extra">: Ditto.
13787 <attr "length_immediate">: Ditto.
13788 <attr "prefix">: Ditto.
13789 (vec_set<mode>_0) <attr "isa">: Ditto.
13790 <attr "prefix_extra">: Ditto.
13791 <attr "length_immediate">: Ditto.
13792 <attr "prefix">: Ditto.
13793 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
13794 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
13795 (sse2_storelpd) <attr "prefix_data16">: Ditto.
13796 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
13797 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
13798 <attr "length_immediate">: Ditto.
13799 <attr "prefix">: Ditto.
13800 (sse2_movsd) <attr "length_immediate">: Ditto.
13801 <attr "prefix">: Ditto.
13802 (vec_concatv2df) <attr "isa">: Ditto.
13803 <attr "prefix">: Ditto.
13804 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
13805 (*vec_extractv2di_1) <attr "isa">: Ditto.
13806 <attr "type">: Ditto.
13807 <attr "length_immediate">: Ditto.
13808 <attr "prefix_rex">: Ditto.
13809 <attr "prefix_extra">: Ditto.
13810 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
13811 <attr "prefix_extra">: Ditto.
13812 <attr "length_immediate">: Ditto.
13813 (vec_concatv2di) <attr "isa">: Ditto.
13814 <attr "prefix_extra">: Ditto.
13815 <attr "length_immediate">: Ditto.
13816 <attr "prefix">: Ditto.
13818 2016-05-26 Martin Liska <mliska@suse.cz>
13820 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
13822 (operator+): Likewise.
13823 (operator-): Likewise.
13824 (comp_cost::operator+=): Likewise.
13825 (comp_cost::operator-=): Likewise.
13826 (comp_cost::operator/=): Likewise.
13827 (comp_cost::operator*=): Likewise.
13828 (operator<): Likewise.
13829 (operator==): Likewise.
13830 (operator<=): Likewise.
13831 (new_cost): Remove.
13832 (infinite_cost_p): Likewise.
13833 (add_costs): Likewise.
13834 (sub_costs): Likewise.
13835 (compare_costs): Likewise.
13836 (set_group_iv_cost): Use the newly introduced functions.
13837 (get_address_cost): Likewise.
13838 (get_shiftadd_cost): Likewise.
13839 (force_expr_to_var_cost): Likewise.
13840 (split_address_cost): Likewise.
13841 (ptr_difference_cost): Likewise.
13842 (difference_cost): Likewise.
13843 (get_computation_cost_at): Likewise.
13844 (determine_group_iv_cost_generic): Likewise.
13845 (determine_group_iv_cost_address): Likewise.
13846 (determine_group_iv_cost_cond): Likewise.
13847 (autoinc_possible_for_pair): Likewise.
13848 (determine_group_iv_costs): Likewise.
13849 (cheaper_cost_pair): Likewise.
13850 (iv_ca_recount_cost): Likewise.
13851 (iv_ca_set_no_cp): Likewise.
13852 (iv_ca_set_cp): Likewise.
13853 (iv_ca_cost): Likewise.
13854 (iv_ca_new): Likewise.
13855 (iv_ca_dump): Likewise.
13856 (iv_ca_narrow): Likewise.
13857 (iv_ca_prune): Likewise.
13858 (iv_ca_replace): Likewise.
13859 (try_add_cand_for): Likewise.
13860 (try_improve_iv_set): Likewise.
13861 (find_optimal_iv_set): Likewise.
13863 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
13865 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
13866 that internal functions will clobber all caller-saved registers.
13868 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
13870 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
13871 Return a better case_values_threshold when optimizing.
13873 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
13875 * config/aarch64/aarch64-simd.md (aarch64_combinez):
13876 Add ? to integer variant.
13877 (aarch64_combinez_be): Likewise.
13879 2016-05-26 Jakub Jelinek <jakub@redhat.com>
13881 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
13882 instead of x constraint.
13883 (vcvtps2ph256<mask_name>): Likewise.
13885 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
13886 alternative. Formatting fix.
13888 * config/i386/sse.md
13889 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
13891 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
13892 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
13893 maybe_evex prefix instead of vex.
13894 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
13895 EXT_REX_SSE_REG_P (op0) case in the splitter.
13897 2016-05-25 Jeff Law <law@redhat.com>
13899 PR tree-optimization/71272
13900 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
13901 Update comments. Add test for empty path.
13903 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
13905 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
13906 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
13907 special case builtin.
13908 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
13909 code for ALTIVEC_BUILTIN_VEC_CMPNE.
13910 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
13911 for __builtin_vec_cmpne.
13913 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
13915 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
13916 redundant test and bail out if the type of the new operand is not
13917 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
13919 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
13921 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
13922 (x_ix86_target_flags_explicit): Remove.
13923 * config/i386/i386.c (ix86_function_specific_save): Do not copy
13924 x_ix86_target_flags_explicit.
13925 (ix86_function_specific_restore): Ditto.
13927 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
13928 H.J. Lu <hongjiu.lu@intel.com>
13931 * common/config/i386/i386-common.c
13932 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
13933 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
13934 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
13935 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
13936 (-mgeneral-regs-only): Add new option.
13937 * config/i386/i386.c (ix86_option_override_internal): Don't enable
13938 x87 instructions if only general registers are allowed.
13939 (ix86_target_string): Add ix86_flags argument. Handle additional
13940 flags options through ix86_flags argument. Update all callers.
13941 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
13943 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13945 PR rtl-optimization/66940
13946 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
13947 decrementing desired_val will not overflow before performing these
13950 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
13952 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
13953 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
13954 * config/i386/i386.c (enum ix86_builtins): Add
13955 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
13956 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
13957 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
13958 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
13959 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
13960 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
13961 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
13962 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
13963 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
13964 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
13965 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
13966 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
13967 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
13968 __builtin_ia32_cvtps2dq512_mask.
13969 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
13970 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
13971 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
13972 * config/i386/sse.md
13973 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
13975 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
13976 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
13978 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
13979 (avx512f_vec_pack_sfix_v8df): New define_expand.
13980 (avx512f_roundpd512): Rename to ...
13981 (avx512f_round<castmode>512): ... this. Change iterator.
13982 (avx512f_roundps512_sfix): New define_expand.
13983 (round<mode>2_sfix): Change iterator.
13985 2016-05-25 Nick Clifton <nickc@redhat.com>
13987 * config/msp430/msp430.c (msp430_attr): Produce an error if a
13988 static interrupt handler is detected.
13989 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
13990 default linker script.
13991 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
13992 the low part of a symbolic pointer.
13994 2016-05-25 Richard Biener <rguenther@suse.de>
13996 PR tree-optimization/71261
13997 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
13998 interesting stmt instead of immediate uses when looking
13999 for the use operand to replace.
14001 2016-05-25 Martin Liska <mliska@suse.cz>
14003 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
14005 2016-05-25 Richard Biener <rguenther@suse.de>
14007 PR tree-optimization/71264
14008 * tree-vect-stmts.c (vect_init_vector): Properly deal with
14011 2016-05-25 Martin Liska <mliska@suse.cz>
14013 PR tree-optimization/71239
14014 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
14015 if DECL_SIZE is NULL.
14017 2016-05-25 Richard Biener <rguenther@suse.de>
14019 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
14020 * tree-if-conv.c (pass_data_if_conversion): Use it.
14022 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
14024 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
14025 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
14026 * varpool.c (varpool_node::get_availability): Likewise.
14028 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
14030 * config/rs6000/altivec.md (VNEG iterator): New iterator for
14031 VNEGW/VNEGD instructions.
14032 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
14033 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
14034 support for ISA 3.0 VNEGW/VNEGD instructions.
14036 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
14038 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
14039 pointers inside OACC_DATA regions.
14040 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
14041 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
14042 (gimplify_adjust_omp_clauses): Fix typo in comment.
14044 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
14046 * config/rs6000/altivec.md (VParity): New mode iterator for vector
14047 parity built-in functions.
14048 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
14050 (p9v_parity<mode>2): Likewise.
14051 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
14053 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
14054 (parity<mode>2): ISA 3.0 expander for vector parity.
14055 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
14057 (BU_P9_64BIT_MISC_0): Likewise.
14058 (BU_P9_MISC_0): Likewise.
14059 (BU_P9V_AV_1): Likewise.
14060 (BU_P9V_AV_2): Likewise.
14061 (BU_P9V_AV_3): Likewise.
14062 (BU_P9V_AV_P): Likewise.
14063 (BU_P9V_VSX_1): Likewise.
14064 (BU_P9V_OVERLOAD_1): Likewise.
14065 (BU_P9V_OVERLOAD_2): Likewise.
14066 (BU_P9V_OVERLOAD_3): Likewise.
14067 (VCTZB): Add vector count trailing zeros support.
14071 (VPRTYBD): Add vector parity support.
14072 (VPRTYBQ): Likewise.
14073 (VPRTYBW): Likewise.
14074 (VCTZ): Add overloaded vector count trailing zeros support.
14075 (VPRTYB): Add overloaded vector parity support.
14076 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14077 overloaded vector count trailing zeros and parity instructions.
14078 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
14079 vector parity support.
14080 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
14081 trailing zeros support.
14082 (vec_cntlz): Likewise.
14083 (vec_vctzb): Likewise.
14084 (vec_vctzd): Likewise.
14085 (vec_vctzh): Likewise.
14086 (vec_vctzw): Likewise.
14087 (vec_vprtyb): Add ISA 3.0 vector parity support.
14088 (vec_vprtybd): Likewise.
14089 (vec_vprtybw): Likewise.
14090 (vec_vprtybq): Likewise.
14091 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
14092 the ISA 3.0 vector count trailing zeros and vector parity built-in
14095 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
14097 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
14098 when there is stmt_to_insert.
14100 2016-05-24 Martin Sebor <msebor@redhat.com>
14103 * tree.h (complete_or_array_type_p): New inline function.
14105 2016-05-24 Jakub Jelinek <jakub@redhat.com>
14107 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
14108 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
14109 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
14111 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
14112 Limit 1st alternative to noavx isa, split 2nd alternative into one
14113 noavx and one avx alternative, use *x and Bm in the former and
14114 x and m in the latter.
14116 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
14117 of sse4 for the first alternative, drop %v from the template
14118 and d operand modifier. Split second alternative into one sse4_noavx
14119 and one avx alternative, use *x instead of *v in the former and v
14120 instead of *v in the latter.
14121 (*sse4_1_extractps): Use noavx isa instead of * for the first
14122 alternative, drop %v from the template. Split second alternative into
14123 one noavx and one avx alternative, use *x instead of *v in the
14124 former and v instead of *v in the latter.
14125 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
14126 with noavx and the last one with avx.
14127 (sse4_1_phminposuw): Guard first alternative with noavx isa,
14128 split the second one into one noavx and one avx alternative,
14129 use *x and Bm in the former and x and m in the latter one.
14130 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
14133 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
14134 first two alternatives to noavx, use *x instead of *v in the second
14135 one, add avx alternative without *.
14136 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
14137 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
14138 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
14140 2016-05-24 Jeff Law <law@redhat.com>
14142 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
14143 New function, extracted from...
14144 (fsm_find_control_statement_thread_paths): Here. Use the new function.
14145 Allow simple copies and constant initializations in the SSA chain.
14147 2016-05-24 Marek Polacek <polacek@redhat.com>
14150 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
14153 2016-05-24 Jakub Jelinek <jakub@redhat.com>
14156 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
14157 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
14158 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
14159 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
14160 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
14162 2016-05-24 Richard Biener <rguenther@suse.de>
14164 PR tree-optimization/71240
14165 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
14168 2016-05-24 Richard Biener <rguenther@suse.de>
14170 PR tree-optimization/71230
14171 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
14173 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
14175 * tree-vectorizer.h (vectorizable_comparison): Delete.
14176 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
14177 PURE_SLP_STMT check.
14178 * tree-vect-stmts.c (vectorizable_call): Likewise.
14179 (vectorizable_simd_clone_call): Likewise.
14180 (vectorizable_conversion): Likewise.
14181 (vectorizable_assignment): Likewise.
14182 (vectorizable_shift): Likewise.
14183 (vectorizable_operation): Likewise.
14184 (vectorizable_load): Likewise.
14185 (vectorizable_condition): Likewise.
14186 (vectorizable_store): Likewise. Assert that we don't have
14188 (vectorizable_comparison): Make static. Remove redundant
14189 PURE_SLP_STMT check.
14190 (vect_transform_stmt): Assert that we always have an slp_node
14193 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14195 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
14196 operands[2] against 1 with comparison against CONST1_RTX.
14197 (<shift>di3_neon): Likewise.
14198 * config/arm/predicates.md (const0_operand): Replace with comparison
14199 against CONST0_RTX.
14201 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14203 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
14204 operands[2] against 1 with comparison against CONST1_RTX.
14205 (ashrdi3): Likewise.
14206 (lshrdi3): Likewise.
14207 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
14209 (ashrsi3): Likewise.
14210 (lshrsi3): Likewise.
14211 (rotrsi3): Likewise.
14212 (define_split above *compareqi_eq0): Likewise.
14213 (define_split above "prologue"): Likewise.
14214 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
14215 * config/arm/predicates.md (shift_operator): Likewise.
14216 (shift_nomul_operator): Likewise.
14217 (sat_shift_operator): Likewise.
14218 (thumb1_cmp_operand): Likewise.
14219 (const_neon_scalar_shift_amount_operand): Replace manual range
14220 check with IN_RANGE.
14221 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
14222 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
14224 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14226 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
14227 with HOST_WIDE_INT_1.
14229 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
14230 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
14231 (arm_canonicalize_comparison): Likewise.
14232 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
14234 (thumb1_size_rtx_costs): Likewise.
14235 (vfp_const_double_index): Replace cast of 1 to unsigned
14236 HOST_WIDE_INT with HOST_WIDE_INT_1U.
14237 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
14239 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
14240 HOST_WIDE_INT with HOST_WIDE_INT_1U.
14241 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
14242 HOST_WIDE_INT with HOST_WIDE_INT_1.
14244 2016-05-24 Marek Polacek <polacek@redhat.com>
14246 * tree-cfg.h (should_remove_lhs_p): New predicate.
14247 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
14248 * gimplify.c (gimplify_modify_expr): Likewise.
14249 * tree-cfg.c (verify_gimple_call): Likewise.
14250 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
14251 * gimple-fold.c: Include "tree-cfg.h".
14252 (gimple_fold_call): Use should_remove_lhs_p.
14254 2016-05-24 Richard Biener <rguenther@suse.de>
14256 PR tree-optimization/71253
14257 * cfganal.h (control_dependences): Make robust against edge
14259 (control_dependences::control_dependences): Remove edge_list argument.
14260 (control_dependences::get_edge): Remove.
14261 (control_dependences::get_edge_src): Add.
14262 (control_dependences::get_edge_dest): Likewise.
14263 (control_dependences::m_el): Make a vector of edge src/dest index.
14264 * cfganal.c (control_dependences::find_control_dependence): Adjust.
14265 (control_dependences::control_dependences): Likewise.
14266 (control_dependences::~control_dependence): Likewise.
14267 (control_dependences::get_edge): Remove.
14268 (control_dependences::get_edge_src): Add.
14269 (control_dependences::get_edge_dest): Likewise.
14270 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
14272 (perform_tree_ssa_dce): Adjust.
14273 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
14275 (pass_loop_distribution::execute): Adjust. Do loop destroying
14276 conditional on changed.
14278 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14281 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
14282 return. Reindent transformation comment and mention the ARM state
14285 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
14287 PR middle-end/71252
14288 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
14289 after build_and_add_sum creates new use stmt.
14291 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
14293 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
14294 load_lanes/grouped_load classification comes first. Don't check
14295 whether the vectorization factor is a multiple of the group size
14298 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
14300 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
14301 GROUP_GAP for single-element interleaving.
14302 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
14305 2016-05-24 Richard Biener <rguenther@suse.de>
14307 PR middle-end/70434
14309 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
14310 bases which are accessed with non-invariant indices.
14311 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
14312 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
14314 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
14316 PR middle-end/71170
14317 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
14318 (add_to_ops_vec): Add stmt_to_insert.
14319 (add_repeat_to_ops_vec): Init stmt_to_insert.
14320 (insert_stmt_before_use): New.
14321 (transform_add_to_multiply): Remove mult_stmt insertion and add it
14323 (get_ops): Init stmt_to_insert.
14324 (maybe_optimize_range_tests): Likewise.
14325 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
14326 (rewrite_expr_tree_parallel): Likewise.
14327 (reassociate_bb): Likewise.
14329 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14332 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
14333 ISA 3.0 xxperm fusion alternative.
14334 (altivec_vperm_v8hiv16qi): Likewise.
14335 (altivec_vperm_<mode>_uns_internal): Likewise.
14336 (vperm_v8hiv4si): Likewise.
14337 (vperm_v16qiv8hi): Likewise.
14339 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14340 Kelvin Nilsen <kelvin@gcc.gnu.org>
14342 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
14343 vpermr/xxpermr on ISA 3.0.
14344 (altivec_expand_vec_perm_le): Likewise.
14345 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
14346 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
14349 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
14351 * config/i386/i386.h (IS_STACK_MODE): Enable for
14352 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
14353 SSE_FLOAT_MODE_P macros.
14354 * config/i386/i386.c (ix86_preferred_reload_class): Use
14355 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
14356 Cleanup regclass processing for CONST_DOUBLE_P.
14357 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
14358 (ix86_rtx_costs): Remove redundant TARGET_80387 check
14359 with IS_STACK_MODE macro.
14360 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
14362 (*movdf_internal): Use IS_STACK_MODE macro.
14363 (*movsf_internal): Ditto.
14365 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
14367 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
14368 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
14370 2016-05-23 Jeff Law <law@redhat.com>
14372 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
14374 (fsm_find_control_statement_thread_paths): Call it.
14376 2016-05-23 Martin Jambor <mjambor@suse.cz>
14379 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
14380 from_global_constant if t is not NULL.
14382 2016-05-23 Marek Polacek <polacek@redhat.com>
14385 * common.opt (Wswitch-unreachable): New option.
14386 * doc/invoke.texi: Document -Wswitch-unreachable.
14387 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
14390 2016-05-23 Bin Cheng <bin.cheng@arm.com>
14392 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
14393 TMR_INDEX is non-NULL.
14395 2016-05-23 Richard Biener <rguenther@suse.de>
14397 PR tree-optimization/71230
14398 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
14399 (try_special_add_to_ops): ... here. Always test for single-use.
14401 2016-05-23 Martin Jambor <mjambor@suse.cz>
14403 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
14404 default block if a PHI node in the original one would be resized.
14406 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
14408 PR tree-optimization/58135
14409 * tree-vect-slp.c: When group size is not multiple
14410 of vector size, allow splitting of store group at
14413 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
14415 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
14417 2016-05-22 Jakub Jelinek <jakub@redhat.com>
14419 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
14420 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
14421 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
14424 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
14425 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
14426 v constraint instead of x and vinserti32x4 insn.
14428 * config/i386/sse.md (i128vldq): New mode iterator.
14429 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
14430 avx512dq and avx512vl alternatives.
14432 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
14433 constraint, use maybe_evex prefix instead of vex.
14434 (vec_dupv4sf): Use v constraint instead of x for output
14435 operand except for noavx alternative, use Yv constraint
14436 instead of x for input. Use maybe_evex prefix instead of vex.
14437 (*vec_dupv4si): Likewise.
14438 (*vec_dupv2di): Likewise.
14440 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
14442 PR middle-end/40921
14443 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
14444 (linearize_expr_tree): Call try_special_add_to_ops.
14445 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
14447 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14449 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
14450 to computed stack_usage.
14452 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
14455 * config/avr/avr.md (define_expand "mov<mode>"): If the source
14456 operand is subreg (symbol_ref) then move the symbol ref to register.
14458 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
14460 * tree.c (array_at_struct_end_p): Look through MEM_REF.
14462 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
14464 PR middle-end/71179
14465 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
14468 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
14470 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
14471 ranges by calling get_single_symbol and tidy up. Look more closely
14472 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
14474 2016-05-20 Jeff Law <law@redhat.com>
14476 * bitmap.c (bitmap_find_bit): Remove useless test.
14478 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
14480 * function.c (thread_prologue_and_epilogue_insns): Commit the
14481 insertion of the epilogue.
14483 2016-05-20 Martin Jambor <mjambor@suse.cz>
14485 PR tree-optimization/70884
14486 * tree-sra.c (initialize_constant_pool_replacements): Do not check
14487 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
14488 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
14489 of constant pool data as a reason for scalarization.
14491 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
14493 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
14494 for naked functions.
14495 (thumb1_expand_prologue): Likewise.
14497 2016-05-20 Nathan Sidwell <nathan@acm.org>
14499 * config/nvptx/nptx.c (nvptx_option_override): Only set
14500 flag_toplevel_reorder, if not explicitly specified. Set
14501 flag_no_common, unless explicitly specified.
14503 2016-05-20 David Malcolm <dmalcolm@redhat.com>
14505 * calls.c (can_implement_as_sibling_call_p): Mark param
14506 reg_parm_stack_space with ATTRIBUTE_UNUSED.
14508 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
14510 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
14511 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
14512 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
14514 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
14515 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
14516 and CASE_CONST_ANY.
14518 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
14520 * config/nvptx/nvptx.md (sincossf3): New pattern.
14522 2016-05-20 David Malcolm <dmalcolm@redhat.com>
14524 * calls.c (maybe_complain_about_tail_call): New function.
14525 (initialize_argument_information): Call
14526 maybe_complain_about_tail_call when clearing *may_tailcall.
14527 (can_implement_as_sibling_call_p): Call
14528 maybe_complain_about_tail_call when returning false.
14529 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
14530 ensure try_tail_call is set. Call maybe_complain_about_tail_call
14531 if tail-call optimization fails.
14532 * cfgexpand.c (expand_call_stmt): Initialize
14533 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
14534 * gimple-pretty-print.c (dump_gimple_call): Dump
14535 gimple_call_must_tail_p.
14536 * gimple.c (gimple_build_call_from_tree): Call
14537 gimple_call_set_must_tail with the value of
14538 CALL_EXPR_MUST_TAIL_CALL.
14539 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
14540 (gimple_call_set_must_tail): New function.
14541 (gimple_call_must_tail_p): New function.
14542 * print-tree.c (print_node): Update printing of TREE_STATIC
14543 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
14544 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
14545 trailing comment listing applicable flags.
14546 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
14548 2016-05-20 David Malcolm <dmalcolm@redhat.com>
14550 * calls.c (expand_call): Move "Rest of purposes for tail call
14551 optimizations to fail" to...
14552 (can_implement_as_sibling_call_p): ...this new function, and
14553 split into multiple "if" statements.
14555 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
14557 * cfgloop.h (expected_loop_iterations_unbounded,
14558 expected_loop_iterations): Unconstify.
14559 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
14560 profile with known upper bound; return 3 when profile is absent.
14561 (expected_loop_iterations): Update.
14563 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
14565 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
14566 and get_max_loop_iterations_int.
14568 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
14570 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
14571 realistic upper bounds here.
14573 2016-05-20 Jakub Jelinek <jakub@redhat.com>
14576 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
14577 calls if the LHS is variable length or has addressable type.
14578 If targets[0]->decl is a noreturn call with void return type and
14579 zero arguments, adjust fntype and remove lhs in that case.
14581 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
14583 PR tree-optimization/71079
14584 PR tree-optimization/71206
14585 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
14587 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14589 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
14590 (get_vec_alignment_for_array_decl): Likewise.
14591 (get_vec_alignment_for_record_decl): Likewise.
14592 (increase_alignment::execute): Move code to find alignment to
14593 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
14594 (type_align_map): New hash_map.
14596 2016-05-20 Richard Guenther <rguenther@suse.de>
14598 PR tree-optimization/29756
14599 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
14600 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
14601 * fold-const.c (operand_equal_p): Likewise.
14602 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
14603 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
14604 * tree-inline.c (estimate_operator_cost): Likewise.
14605 * tree-pretty-print.c (dump_generic_node): Likewise.
14606 * tree-ssa-operands.c (get_expr_operands): Likewise.
14607 * cfgexpand.c (expand_debug_expr): Likewise.
14608 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
14609 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
14610 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
14611 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
14612 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
14613 (execute_update_addresses_taken): Do it.
14615 2016-05-20 Richard Biener <rguenther@suse.de>
14617 PR tree-optimization/71185
14618 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
14619 register operations.
14621 2016-05-20 Richard Biener <rguenther@suse.de>
14623 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
14624 gimple_seq_add_seq_without_update.
14625 (release_bb_predicate): Assert we have no operands to free.
14626 (if_convertible_loop_p_1): Calculate post dominators later.
14627 Do not free BB predicates here.
14628 (combine_blocks): Do not recompute BB predicates.
14629 (version_loop_for_if_conversion): Save BB predicates around
14632 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
14634 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
14635 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
14636 code. Ignore sibcalls on EDGE_IGNORE edges.
14637 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
14638 on edges for sibcalls that run without prologue. The rest of the
14639 function is combined from...
14640 (fix_fake_fallthrough_edge): ... this, and ...
14641 (try_shrink_wrapping): ... a part of this. Remove the bb_with
14642 function argument, make it a local variable.
14644 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
14646 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
14647 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
14648 for 32-bit mode and SEH for 64-bit.
14649 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
14650 TARGET_64BIT_DEFAULT.
14652 2016-05-19 Ryan Burn <contact@rnburn.com>
14654 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
14655 * gengtype.c (open_base_files): Add cilk.h to ifiles.
14657 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
14659 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
14660 force pending loads from memory.
14662 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
14664 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
14665 (UNSPEC_DARN_32): New unspec constant.
14666 (UNSPEC_DARN_RAW): New unspec constant.
14667 (darn_32): New instruction.
14668 (darn_raw): New instruction.
14669 (darn): New instruction.
14670 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
14671 support and documentation for this macro.
14672 (BU_P9_MISC_1): New macro definition.
14673 (BU_P9_64BIT_MISC_0): New macro definition.
14674 (BU_P9_MISC_0): New macro definition.
14675 (darn_32): New builtin definition.
14676 (darn_raw): New builtin definition.
14677 (darn): New builtin definition.
14678 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
14679 RS6000_BUILTIN_0 directives to surround each occurrence of
14680 #include "rs6000-builtin.def".
14681 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
14682 RS6000_BTM_64BIT flags to the returned mask, depending on
14684 (def_builtin): Correct an error in the assignments made to the
14685 debugging variable attr_string.
14686 (rs6000_expand_builtin): Add support for no-operand built-in
14688 (builtin_function_type): Remove fatal_error assertion that is no
14690 (rs6000_common_init_builtins): Add support for no-operand built-in
14692 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
14694 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
14696 (RS6000_BTM_64BIT): New macro definition.
14697 * doc/extend.texi: Document __builtin_darn (void),
14698 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
14701 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
14703 * tree-vect-loop.c (vect_analyze_loop_2): Use also
14704 max_loop_iterations_int.
14706 2016-05-19 Marek Polacek <polacek@redhat.com>
14708 PR tree-optimization/71031
14709 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
14710 condition and adjust the code a bit.
14712 2016-05-19 Martin Liska <mliska@suse.cz>
14714 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
14715 auto_vec instead of vec.
14717 2016-05-19 Martin Liska <mliska@suse.cz>
14719 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
14721 2016-05-19 Martin Liska <mliska@suse.cz>
14723 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
14725 2016-05-19 Martin Liska <mliska@suse.cz>
14727 * ipa-pure-const.c (set_function_state): Remove an existing
14729 (remove_node_data): Do not free it as it's released
14730 in set_function_state.
14732 2016-05-19 Martin Liska <mliska@suse.cz>
14734 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
14737 2016-05-19 Martin Liska <mliska@suse.cz>
14739 * omp-simd-clone.c (simd_clone_adjust): Release vector.
14741 2016-05-19 Martin Liska <mliska@suse.cz>
14743 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
14744 an auto_vec instead of re-creating it.
14746 2016-05-19 Martin Liska <mliska@suse.cz>
14748 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
14749 auto_vec instead of vec.
14751 2016-05-19 Martin Liska <mliska@suse.cz>
14753 * lto-section-in.c (lto_get_section_data): Call
14754 lto_check_version with additional argument.
14755 * lto-streamer.c (lto_check_version): Add new argument.
14756 * lto-streamer.h (lto_check_version): Likewise.
14758 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14760 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
14761 Don't add cost of inner memory when handling sign-extended loads.
14763 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
14765 PR rtl-optimization/71148
14766 * cse.c (cse_main): Free dominance info.
14767 (rest_of_handle_cse): Don't free dominance info.
14768 (rest_of_handle_cse2): Likewise.
14769 (rest_of_handle_cse_after_global_opts): Likewise.
14771 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14774 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
14775 NULL_TREE early if NEON is not available. Remove now redundant check
14776 in ARM_CHECK_BUILTIN_MODE.
14778 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
14781 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
14782 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
14783 * doc/cpp.texi: Document new macros.
14785 2016-05-19 Bin Cheng <bin.cheng@arm.com>
14787 PR tree-optimization/69848
14788 * tree-vect-loop.c (vectorizable_reduction): Don't factor
14789 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
14791 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
14793 * function.c (thread_prologue_and_epilogue_insn): Move the
14794 "goto epilogue_done" one block later.
14796 2016-05-19 Richard Biener <rguenther@suse.de>
14798 PR tree-optimization/70729
14799 * passes.def: Move LIM pass before PRE. Remove no longer
14800 required copyprop and move first DCE out of the loop pipeline.
14802 2016-05-18 David Malcolm <dmalcolm@redhat.com>
14805 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
14806 (OBJS-libcommon-target): ...here.
14807 * opts-common.c: Include spellcheck.h.
14808 (cmdline_handle_error): Build a vec of valid options and use it
14809 to suggest provide hints for misspelled arguments.
14811 2016-05-18 Jakub Jelinek <jakub@redhat.com>
14814 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
14815 lhs if it has TREE_ADDRESSABLE type.
14817 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
14820 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
14821 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
14823 2016-05-18 Martin Jambor <mjambor@suse.cz>
14826 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
14827 input for NOP_EXPR pass-through functions.
14828 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
14829 aggregate global constant VAR_DECLs in constant jump functions.
14831 2016-05-18 Martin Jambor <mjambor@suse.cz>
14834 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
14835 from TREE_READONLY parameters.
14837 2016-05-18 Martin Jambor <mjambor@suse.cz>
14840 * cgraph.h (cgraph_indirect_call_info): New field
14841 guaranteed_unmodified.
14842 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
14843 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
14845 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
14846 pass the parameter value to ipa_find_agg_cst_for_param.
14847 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
14848 guaranteed_unmodified, store AA results there instead of bailing out
14850 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
14851 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
14852 (find_constructor_constant_at_offset): New function.
14853 (ipa_find_agg_cst_from_init): Likewise.
14854 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
14855 static initializers of contants, report back through a new paameter
14856 from_global_constant if that was the case.
14857 (try_make_edge_direct_simple_call): Also pass parameter value to
14858 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
14860 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
14861 (ipa_read_indirect_edge_info): Likewise.
14862 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
14863 (ipa_load_from_parm_agg): Likewise.
14865 2016-05-18 Jiong Wang <jiong.wang@arm.com>
14867 PR rtl-optimization/71150
14868 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
14871 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
14874 * config/rs6000/constraints.md (wE constraint): New constraint
14875 for a vector constant that can be loaded with XXSPLTIB.
14876 (wM constraint): New constraint for a vector constant of a 1's.
14877 (wS constraint): New constraint for a vector constant that can be
14878 loaded with XXSPLTIB and a vector sign extend instruction.
14879 * config/rs6000/predicates.md (xxspltib_constant_split): New
14880 predicates for wE/wS constraints.
14881 (xxspltib_constant_nosplit): Likewise.
14882 (easy_vector_constant): Add support for constants that can be
14883 loaded via XXSPLTIB.
14884 (all_ones_constant): New predicate for vector constant with all
14886 (splat_input_operand): Add support for ISA 3.0 word splat operations.
14887 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
14888 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
14889 instruction and possibly with a sign extension.
14890 (output_vec_const_move): Add support for XXSPLTIB. If we are
14891 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
14892 instead of XXLXOR/XXLORC.
14893 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
14895 (rs6000_legitimize_reload_address): Likewise.
14896 (rs6000_output_move_128bit): Use output_vec_const_move to emit
14898 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
14899 combine VSX_M and VSX_M2 into one iterator.
14900 (VSX_M2): Likewise.
14901 (VSINT_84): New iterators for loading constants with XXSPLTIB.
14902 (VSINT_842): Likewise.
14903 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
14904 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
14905 XXSPLTIB instruction.
14906 (xxspltib_<mode>_nosplit): Likewise.
14907 (xxspltib_<mode>_split): New insn to load up constants with
14908 XXSPLTIB and a sign extend instruction.
14909 (vsx_mov<mode>): Replace single move that handled all vector types
14910 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
14911 moves (when -mvsx-timode is in effect) into the main vector
14912 moves. Eliminate separate moves for <VSr> <VSa>, where the
14913 preferred register class (<VSr>) is listed first, and the
14914 secondary register class (<VSa>) is listed second with a '?' to
14915 discourage use. Prefer loading 0/-1 in any VSX register for ISA
14916 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
14917 that if the register was involved in a slow operation, the
14918 clear/set operation does not wait for the slow operation to
14919 finish. Adjust the length attributes for 32-bit mode. Use
14920 rs6000_output_move_128bit and drop the use of the string
14921 instructions for 32-bit movti when -mvsx-timode is in effect. Use
14922 spacing so that the alternatives and attributes don't generate
14923 long lines, and put things in columns, so that it is easier to
14924 match up the operands and attributes with the insn alternatives.
14925 (vsx_mov<mode>_64bit): Likewise.
14926 (vsx_mov<mode>_32bit): Likewise.
14927 (vsx_movti_64bit): Fold movti into normal vector moves.
14928 (vsx_movti_32bit): Likewise.
14929 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
14930 splat instructions.
14931 (vsx_splat_v4si_internal): Likewise.
14932 (vsx_splat_v4sf_internal): Likewise.
14933 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
14934 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
14935 extend vector elements.
14936 (vsx_sign_extend_hi_<mode>): Likewise.
14937 (vsx_sign_extend_si_v2di): Likewise.
14938 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
14940 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
14941 constraints. Add trailing period to wL documentation.
14943 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
14945 PR middle-end/71020
14946 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
14947 * tree-dfa.c (replace_abnormal_ssa_names): New function.
14948 * tree-call-cdce.c: Include tree-dfa.h.
14949 (can_guard_call_p): New function, extracted from...
14950 (can_use_internal_fn): ...here.
14951 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
14953 (shrink_wrap_one_built_in_call): Likewise.
14954 (use_internal_fn): Likewise.
14955 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
14956 and return void. Call replace_abnormal_ssa_names.
14957 (pass_call_cdce::execute): Check can_guard_call_p during the
14958 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
14959 will always change something.
14961 2016-05-18 Martin Jambor <mjambor@suse.cz>
14964 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
14965 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
14967 2016-05-18 Martin Jambor <mjambor@suse.cz>
14970 * ipa-inline.h (condition): New field size.
14971 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
14972 for comaprison and store it into the new condition.
14973 (evaluate_conditions_for_known_args): Use condition size to check
14974 access sizes for all but CHANGED conditions.
14975 (unmodified_parm_1): New parameter size_p, store access size into it.
14976 (unmodified_parm): Likewise.
14977 (unmodified_parm_or_parm_agg_item): Likewise.
14978 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
14979 (set_cond_stmt_execution_predicate): Extract access sizes and store
14980 them to conditions.
14981 (set_switch_stmt_execution_predicate): Likewise.
14982 (will_be_nonconstant_expr_predicate): Likewise.
14983 (will_be_nonconstant_predicate): Likewise.
14984 (inline_read_section): Stream condition size.
14985 (inline_write_summary): Likewise.
14987 2016-05-18 Richard Biener <rguenther@suse.de>
14989 * tree-ssa-loop-im.c (determine_max_movement): Properly add
14990 condition cost to PHI cost instead of total_cost.
14992 2016-05-18 Martin Liska <mliska@suse.cz>
14995 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
14998 2016-05-18 Richard Biener <rguenther@suse.de>
15000 * lto-streamer.h (LTO_major_version): Bump to 6.
15002 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
15004 * function.c (make_split_prologue_seq, make_prologue_seq,
15005 make_epilogue_seq): New functions, factored out from...
15006 (thread_prologue_and_epilogue_insns): Here.
15008 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
15010 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
15011 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
15012 of before. Add a comment.
15014 2016-05-18 Bin Cheng <bin.cheng@arm.com>
15016 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
15017 expression pointer, not pointer to the pointer.
15019 2016-05-18 Jakub Jelinek <jakub@redhat.com>
15021 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
15022 (avx2_pbroadcast<mode>): Add another alternative with v instead
15023 of x constraints in it, using <pbroadcast_evex_isa> isa.
15024 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
15026 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
15027 constraint x instead of v in second alternative, add avx512bw
15030 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
15031 constraint x instead of v in second alternative, add avx512bw
15034 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
15035 constraint x instead of v in second alternative, add avx512bw
15038 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
15039 avx512bw alternative.
15041 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
15043 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
15044 array to 128 chars.
15045 (define_insn "*andnottf3"): Ditto.
15046 (define_insn "*<code><mode>3"/any_logic): Ditto.
15047 (define_insn "*<code>tf3"/any_logic): Ditto.
15048 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
15049 operand to block AVX-512VL insn variant emit when it is not enabled.
15051 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
15053 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
15054 constraint fot SF mode.
15056 2016-05-18 Petr Murzin <petr.murzin@intel.com>
15057 Kirill Yukhin <kirill.yukhin@intel.com>
15059 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
15061 (define_insn "rsqrt14<mode>"): Ditto.
15062 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
15063 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
15064 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
15065 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
15066 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
15068 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
15069 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
15070 * config/i386/i386.c (ix86_print_operand): Expand check for size
15071 override codes for Intel syntax.
15073 2016-05-18 Richard Biener <rguenther@suse.de>
15075 PR tree-optimization/71168
15076 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
15077 initialization earlier.
15079 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
15081 * config/aarch64/aarch64-simd.md
15082 (aarch64_reduc_plus_internal<mode>): Rename to...
15083 (reduc_plus_scal): ...This, and remove previous implementation.
15085 2016-05-18 Richard Biener <rguenther@suse.de>
15087 * passes.def: Put late dse and cd_dce in canonical order.
15089 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
15091 * ipa-inline-transform.c (preserve_function_body_p): Look for
15092 first non-thunk clone.
15093 (save_function_body): Save into first non-thunk.
15094 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
15096 (lto_output_node): Inline thunks don't need body in every
15098 * lto-streamer-in.c: Do not fixup thunk clones.
15099 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
15101 * tree-inline.c (copy_bb): Be prepared for target node to be new after
15104 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
15106 PR middle-end/63586
15107 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
15108 (reassociate_bb): Call transform_add_to_multiply.
15110 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
15112 * config/aarch64/aarch64.c (all_extensions): Removed unused
15115 2016-05-17 Nathan Sidwell <nathan@acm.org>
15117 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
15118 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
15120 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
15122 PR tree-optimization/54579
15123 PR middle-end/55299
15124 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
15126 2016-05-17 Marek Polacek <polacek@redhat.com>
15129 * tree-inline.c (expand_call_inline): Call
15130 maybe_remove_unused_call_args.
15132 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
15134 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
15135 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
15136 * doc/md.texi (fmin@var{m}3): Likewise.
15138 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
15140 * match.pd (X & C): New transformation.
15142 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
15144 * match.pd (~X & Y): New transformation.
15146 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
15148 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
15149 information for new SSA_NAME.
15150 (simplify_conversion_using_ranges): Get range through get_range_info
15151 instead of get_value_range.
15153 2016-05-17 Jiong Wang <jiong.wang@arm.com>
15155 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
15156 Remove inline assembly.
15157 (vmvn_s16): Likewise.
15158 (vmvn_s32): Likewise.
15159 (vmvn_u8): Likewise.
15160 (vmvn_u16): Likewise.
15161 (vmvn_u32): Likewise.
15162 (vmvnq_s8): Likewise.
15163 (vmvnq_s16): Likewise.
15164 (vmvnq_s32): Likewise.
15165 (vmvnq_u8): Likewise.
15166 (vmvnq_u16): Likewise.
15167 (vmvnq_u32): Likewise.
15168 (vmvn_p8): Likewise.
15169 (vmvnq_p16): Likewise.
15171 2016-05-17 Jiong Wang <jiong.wang@arm.com>
15173 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
15175 (vmul_n_s16): Likewise.
15176 (vmul_n_s32): Likewise.
15177 (vmul_n_u16): Likewise.
15178 (vmul_n_u32): Likewise.
15179 (vmulq_n_f32): Likewise.
15180 (vmulq_n_f64): Likewise.
15181 (vmulq_n_s16): Likewise.
15182 (vmulq_n_s32): Likewise.
15183 (vmulq_n_u16): Likewise.
15184 (vmulq_n_u32): Likewise.
15186 2016-05-17 Jiong Wang <jiong.wang@arm.com>
15188 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
15189 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
15191 2016-05-17 Jiong Wang <jiong.wang@arm.com>
15193 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
15194 to *aarch64_fma4_elt_from_dup<mode>.
15195 (*aarch64_fnma4_elt_to_128df): Rename to
15196 *aarch64_fnma4_elt_from_dup<mode>.
15197 * config/aarch64/arm_neon.h (vfma_n_f64): New.
15198 (vfms_n_f32): Likewise.
15199 (vfms_n_f64): Likewise.
15200 (vfmsq_n_f32): Likewise.
15201 (vfmsq_n_f64): Likewise.
15203 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
15205 * wide-int.h: Change fixed_wide_int_storage from class to struct.
15207 2016-05-17 Richard Biener <rguenther@suse.de>
15209 PR tree-optimization/71132
15210 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
15211 Only add control dependences for blocks in the loop.
15212 (build_rdg): Adjust.
15213 (generate_code_for_partition): Return whether loop should
15214 be destroyed and delay that.
15215 (distribute_loop): Likewise.
15216 (pass_loop_distribution::execute): Record loops to be destroyed
15217 and perform delayed destroying of loops.
15219 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15222 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
15224 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
15226 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
15228 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
15231 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
15232 insertion point for instructions generated by validize_mem.
15234 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
15236 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
15239 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
15241 * config/aarch64/aarch64.c
15242 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
15243 rather than a macro.
15245 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
15247 * doc/invoke.texi (AArch64 Options): Various updates.
15249 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15251 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
15252 into instrumentation thunks.
15253 * cif-code.def (CIF_CHKP): New.
15255 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
15257 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
15259 2016-05-16 Martin Jambor <mjambor@suse.cz>
15261 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
15262 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
15264 2016-05-16 Marek Polacek <polacek@redhat.com>
15266 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
15269 2016-05-16 Martin Jambor <mjambor@suse.cz>
15272 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
15273 the outlined kernel function.
15275 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
15277 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
15278 (ISA_HAS_DLSA): Ditto.
15280 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
15282 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
15284 2016-05-16 Nathan Sidwell <nathan@acm.org>
15286 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
15287 (nvptx_name_replacement): Restore. Add comment.
15288 (write_fn_proto, write_fn_proto_from_insn,
15289 nvptx_output_call_insn): Restore
15290 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
15292 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
15294 * config/aarch64/aarch64.md
15295 (add<mode>3_compareC_cconly_imm): Remove use of %w.
15296 (add<mode>3_compareC_imm): Likewise.
15297 (<optab>si3_uxtw): Split into register and immediate variants.
15298 (andsi3_compare0_uxtw): Likewise.
15299 (and<mode>3_compare0): Likewise.
15300 (and<mode>3nr_compare0): Likewise.
15301 (stack_protect_test_<mode>): Don't use %x for memory operands.
15303 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
15305 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
15307 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
15309 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
15310 Split integer shifts into shift_reg and bfm.
15311 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
15312 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
15313 (ror<mode>3_insn): Likewise.
15314 (<optab>si3_insn_uxtw): Likewise.
15315 (<optab><mode>3_insn): Change to rotate_imm.
15316 (extr<mode>5_insn_alt): Likewise.
15317 (extrsi5_insn_uxtw): Likewise.
15318 (extrsi5_insn_uxtw_alt): Likewise.
15320 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
15322 * doc/tm.texi: Regenerate.
15323 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
15324 (TARGET_INVALID_RETURN_TYPE): Remove.
15325 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
15326 TARGET_INVALID_RETURN_TYPE.
15327 * target.def (invalid_parameter_type): Remove.
15328 (invalid_return_type): Remove.
15330 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15332 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
15333 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
15335 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
15337 (preserve_function_body_p): No need to preserve function body
15338 * cif-codes.def (CIF_THUNK): Remove.
15339 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
15341 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15343 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
15345 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15347 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
15350 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15352 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
15353 (inline_small_functions): Do not look for function symbol when
15356 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15358 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
15361 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
15362 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15363 Jiong Wang <jiong.wang@arm.com>
15365 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
15366 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
15367 Define __ARM_FP16_ARGS when appropriate.
15368 * config/arm/arm.c (arm_invalid_parameter_type): Remove
15370 (arm_invalid_return_type): Likewise.
15371 (TARGET_INVALID_PARAMETER_TYPE): Remove.
15372 (TARGET_INVALID_RETURN_TYPE): Remove.
15373 (aapcs_vfp_sub_candidate): Allow HFmode.
15374 (aapcs_vfp_allocate): Add comment. Support HFmode.
15375 (aapcs_vfp_allocate_return_reg): Likewise.
15376 (struct aapcs_cp_arg_layout): Slightly reword comments for
15377 is_return_candidate and allocate_return_reg.
15378 (output_mov_vfp): Update assert.
15379 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
15381 (arm_invalid_parameter_type): Remove.
15382 (amr_invalid_return_type): Remove.
15383 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
15384 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
15385 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
15387 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
15389 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
15390 * config/aarch64/arch64-protos.h
15391 (aarch64_legitimize_reload_address): Remove.
15392 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
15395 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
15397 * configure.ac: Add ACX_NONCANONICAL_HOST.
15398 * configure: Regenerate.
15399 * Makefile.in: Set host_noncanonical.
15401 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
15404 * config/i386/i386.md (*movtf_internal): Before register allocation,
15405 do not allow FP constants for CM_MEDIUM memory model, allow only
15406 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
15407 (*movxf_internal): Ditto.
15408 (*movdf_internal): Ditto.
15409 (*movsf_internal): Ditto.
15411 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
15413 PR rtl-optimization/67483
15414 * combine.c (make_compound_operation): Don't call extract_left_shift
15415 with negative shift amounts.
15417 2016-05-13 Jakub Jelinek <jakub@redhat.com>
15420 * fold-const.c (fold_checksum_tree): Allow modification
15421 of TYPE_ALIAS_SET during folding.
15423 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
15424 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
15425 (ix86_split_to_parts): Likewise. Fix up formatting.
15427 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
15429 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
15430 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
15433 2016-05-13 Nathan Sidwell <nathan@acm.org>
15435 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
15436 (nvptx_name_replacement): Delete.
15437 (write_fn_proto, write_fn_proto_from_insn,
15438 nvptx_output_call_insn): Remove nvptx_name_replacement call.
15439 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
15440 * langhooks.c (add_builtin_funcction_common): Call
15441 targetm.mangle_decl_assembler_name.
15443 * config/nvptx/nvptx.c (write_fn_proto): Handle
15444 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
15446 2016-05-13 Martin Liska <mliska@suse.cz>
15448 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
15449 and PRIu64 in printf format.
15451 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15453 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
15456 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15458 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
15459 Change --param max-completely-peeled-times to
15460 --param max-completely-peel-times in dump file printing.
15462 2016-05-13 Richard Biener <rguenther@suse.de>
15464 PR tree-optimization/42587
15465 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
15466 (find_bswap_or_nop_1): Likewise.
15467 (bswap_replace): Likewise.
15469 2016-05-13 Martin Liska <mliska@suse.cz>
15471 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
15472 Initialize a variable with default value.
15474 2016-05-13 Martin Liska <mliska@suse.cz>
15476 * doc/invoke.texi: Enhance explanation of error recovery
15479 2016-05-13 Martin Liska <mliska@suse.cz>
15481 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
15482 (struct cost_pair): Change inv_expr_id (int) to inv_expr
15483 (iv_inv_expr_ent *).
15484 (struct iv_inv_expr_ent): Comment struct fields.
15485 (sort_iv_inv_expr_ent): New function.
15486 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
15487 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
15488 a hash_map between iv_inv_expr_ent and number of usages.
15489 (niter_for_exit): Fix coding style.
15490 (tree_ssa_iv_optimize_init): Use renamed variable.
15491 (determine_base_object): Fix coding style.
15492 (alloc_iv): Likewise.
15493 (find_interesting_uses_outside): Likewise.
15494 (add_candidate_1): Likewise.
15495 (add_standard_iv_candidates): Likewise.
15496 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
15497 (prepare_decl_rtl): Fix coding style.
15498 (get_address_cost): Likewise.
15499 (get_shiftadd_cost): Likewise.
15500 (force_expr_to_var_cost): Likewise.
15501 (compare_aff_trees): Likewise.
15502 (get_expr_id): Restructure the function.
15503 (get_loop_invariant_expr_id): Renamed to
15504 get_loop_invariant_expr.
15505 (get_computation_cost_at): Replace usage of inv_expr_id with
15507 (get_computation_cost): Likewise.
15508 (determine_group_iv_cost_generic): Likewise.
15509 (determine_group_iv_cost_address): Likewise.
15510 (iv_period): Fix coding style.
15511 (iv_elimination_compare_lt): Likewise.
15512 (may_eliminate_iv): Likewise.
15513 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
15515 (determine_group_iv_costs): Dump invariant expressions.
15516 (iv_ca_recount_cost): Use the newly added hash_map.
15517 (iv_ca_set_remove_invariants): Fix coding style.
15518 (iv_ca_set_add_invariants): Fix coding style.
15519 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
15521 (iv_ca_set_cp): Likewise.
15522 (iv_ca_new): Initialize the newly added hash_map and remove
15523 initialization of fields.
15524 (iv_ca_free): Delete the hash_map.
15525 (iv_ca_dump): Dump invariant expressions.
15526 (iv_ca_extend): Fix coding style.
15527 (try_add_cand_for): Likewise.
15528 (create_new_ivs): Dump information about # of avg iterations and
15529 # of used invariant expressions.
15530 (rewrite_use_compare): Fix coding style.
15531 (free_loop_data): Set default value for max_inv_expr_id.
15533 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
15535 * cse.c (rest_of_handle_cse): Use cleanup_cfg
15536 returned value cse_cfg_altered computation.
15537 (rest_of_handle_cse2): Likewise.
15538 (rest_of_handle_cse_after_global_opts): Likewise.
15540 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15543 * config/arm/arm.c (arm32_output_mi_thunk): New.
15544 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
15545 to split Thumb1 vs TARGET_32BIT functionality.
15546 (arm_thumb1_mi_thunk): New.
15548 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15550 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
15553 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15556 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
15558 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
15560 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
15561 (expand_builtin_trap): Emit a regular call.
15562 (set_builtin_user_assembler_name): Remove obsolete cases.
15563 * dse.c (scan_insn): Adjust.
15564 * except.c: Include calls.h.
15565 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
15566 emit a regular call to setjmp.
15567 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
15568 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
15569 (emit_block_move_via_libcall): Delete.
15570 (block_move_fn): Delete.
15571 (init_block_move_fn): Likewise.
15572 (emit_block_move_libcall_fn): Likewise.
15573 (emit_block_op_via_libcall): New function.
15574 (set_storage_via_libcall): Tidy up and use memset builtin.
15575 (block_clear_fn): Delete.
15576 (init_block_clear_fn): Likewise.
15577 (clear_storage_libcall_fn): Likewise.
15578 (expand_assignment): Call emit_block_move_via_libcall.
15579 Do not include gt-expr.h.
15580 * expr.h (emit_block_op_via_libcall): Declare.
15581 (emit_block_copy_via_libcall): New inline function.
15582 (emit_block_move_via_libcall): Likewise.
15583 (emit_block_comp_via_libcall): Likewise.
15584 (block_clear_fn): Delete.
15585 (init_block_move_fn): Likewise.
15586 (init_block_clear_fn): Likewise.
15587 (emit_block_move_via_libcall): Likewise.
15588 (set_storage_via_libcall): Add default parameter value.
15589 * libfuncs.h (enum libfunc_index): Remove obsolete values.
15590 (abort_libfunc): Delete.
15591 (memcpy_libfunc): Likewise.
15592 (memmove_libfunc): Likewise.
15593 (memcmp_libfunc): Likewise.
15594 (memset_libfunc): Likewise.
15595 (setbits_libfunc): Likewise.
15596 (setjmp_libfunc): Likewise.
15597 (longjmp_libfunc): Likewise.
15598 (profile_function_entry_libfunc): Likewise.
15599 (profile_function_exit_libfunc): Likewise.
15600 (gcov_flush_libfunc): Likewise.
15601 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
15602 and DECL_VISIBILITY on the declaration.
15603 (init_optabs): Do not initialize obsolete libfuncs.
15604 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
15605 * tree-core.h (ECF_RET1): Define.
15606 (ECF_TM_PURE): Adjust.
15607 (ECF_TM_BUILTIN): Likewise.
15608 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
15609 (build_common_builtin_nodes): Initialize abort builtin.
15610 Add ECF_RET1 on memcpy, memmove and memset builtins.
15611 Pass final flags for alloca and alloca_with_align builtins.
15612 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
15614 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
15615 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
15616 set_storage_via_libcall and call emit_block_copy_via_libcall.
15618 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
15620 * config/i386/i386.md (*call_got_x32): Change operand 0 to
15621 DImode before it is passed to ix86_output_call_operand.
15622 (*call_value_got_x32): Ditto for operand 1.
15624 2016-05-12 Jiong Wang <jiong.wang@arm.com>
15626 PR rtl-optimization/70904
15627 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
15628 reload for wide mode.
15630 2016-05-12 Marek Polacek <polacek@redhat.com>
15633 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
15634 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
15635 * langhooks.h (incomplete_type_error): Likewise.
15636 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
15637 parameter, pass it down to incomplete_type_error.
15638 * tree.h (size_in_bytes): New inline overload.
15639 (size_in_bytes_loc): Renamed from size_in_bytes.
15641 2016-05-12 Richard Biener <rguenther@suse.de>
15643 PR tree-optimization/71059
15644 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
15645 nary before looking up or entering the expression into the VN
15647 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
15648 Make sure to re-use NARYs without result as inserted by
15651 2016-05-12 Richard Biener <rguenther@suse.de>
15653 PR tree-optimization/71062
15654 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
15656 * tree-ssa-structalias.c (set_uids_in_ptset): Set
15657 vars_contains_restrict if the var is a restrict tag.
15658 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
15659 do not disambiguate pointers against it.
15660 (dump_points_to_solution): Re-structure and adjust for new
15661 vars_contains_restrict flag.
15662 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
15664 2016-05-12 Martin Liska <mliska@suse.cz>
15666 * doc/invoke.texi: Explain connection between
15667 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
15669 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
15671 PR tree-optimization/71006
15672 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
15673 consider COND_EXPR as a mask producer.
15675 2016-05-12 Marek Polacek <polacek@redhat.com>
15678 * opts.c (common_handle_option): Detect missing argument for --help^.
15680 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15683 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
15684 when popping the PC and within an interrupt handler routine.
15685 Add missing tab to output of "ldmfd".
15686 (output_return_instruction): Output LDMFD with SP update rather
15687 than POP when returning from interrupt handler.
15689 2016-05-12 Jakub Jelinek <jakub@redhat.com>
15691 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
15692 TARGET_64BIT && TARGET_AVX512DQ.
15693 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
15694 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
15695 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
15696 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
15697 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
15698 (*vec_extractv4si_zext): Add avx512dq alternative.
15699 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
15700 use v instead of x constraint in other alternatives where possible.
15702 * config/i386/sse.md (sse2_loadld): Use v instead of x
15703 constraint in alternatives 0,1,4.
15705 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
15706 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
15707 v constraints instead of x and <pinsr_evex_isa> isa attribute.
15710 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
15711 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
15712 is not emitted unless TARGET_AVX512BW.
15713 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
15714 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
15715 for the result operand.
15717 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
15718 constraint instead of x in avx alternatives. Use maybe_evex instead
15721 * config/i386/constraints.md (Yv): New constraint.
15722 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
15723 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
15724 * config/i386/i386.md (avx512fvecmode): New mode attr.
15725 (*pushtf): Use v constraint instead of x.
15726 (*movtf_internal): Likewise. For TARGET_AVX512VL and
15727 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
15728 (*absneg<mode>2): Use Yv constraint instead of x constraint.
15729 (*absnegtf2_sse): Likewise.
15730 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
15731 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
15732 avx512f alternatives.
15733 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
15735 2016-05-12 Richard Biener <rguenther@suse.de>
15737 PR tree-optimization/71060
15738 * tree-data-ref.c (initialize_data_dependence_relation): Do not
15739 require exact match of DR_BASE_OBJECT but only matching address and
15742 2016-05-12 Richard Biener <rguenther@suse.de>
15744 PR tree-optimization/70986
15745 * cfganal.c: Include cfgloop.h.
15746 (dfs_find_deadend): Prefer to take edges exiting loops.
15748 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15750 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
15751 compile and run time.
15753 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
15756 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
15758 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
15760 * config/i386/i386.c (legitimize_pic_address): Use
15761 copy_to_suggested_reg instead of gen_movsi.
15763 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
15765 * config/rs6000/predicates.md (quad_memory_operand): Move most of
15766 the code into quad_address_p and call it to share code with
15767 vsx_quad_dform_memory_operand.
15768 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
15770 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
15771 bit instead of being a separate word. Split -mpower9-dform into
15772 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
15773 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
15774 for the register class supporting 128-bit quad word memory offsets.
15775 (mode_supports_vsx_dform_quad): Helper function to return if the
15776 register class uses quad word memory offsets.
15777 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
15778 (rs6000_debug_reg_global): Always print if we are using LRA or not.
15779 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
15780 instructions are enabled, set up the appropriate addr_masks for
15782 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
15783 -mpower9-dform-scalar, instead of -mpower9-dform.
15784 (rs6000_option_override_internal): Split -mpower9-dform into two
15785 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
15786 -mpower9-dform switch sets or clears both. If we are not using
15787 the LRA register allocator, do not enable -mpower9-dform-vector by
15788 default. If we are using LRA, enable -mpower9-dform-vector and
15789 -mvsx-timode if it is appropriate. Issue a warning if either
15790 -mpower9-dform-vector or -mvsx-timode are explicitly used without
15792 (quad_address_offset_p): New helper function to return if the
15793 offset is legal for quad word memory instructions.
15794 (quad_address_p): New function to determin if GPR or vector
15795 register quad word memory addresses are legal.
15796 (mem_operand_gpr): Validate quad word address offsets.
15797 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
15798 d-form (register + offset) instructions.
15799 (offsettable_ok_by_alignment): Likewise.
15800 (rs6000_legitimate_offset_address_p): Likewise.
15801 (legitimate_lo_sum_address_p): Likewise.
15802 (rs6000_legitimize_address): Likewise.
15803 (rs6000_legitimize_reload_address): Add more debug statements for
15805 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
15806 d-form instructions.
15807 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
15808 d-form instructions. Distinguish different cases in debug
15809 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
15810 d-form instructions.
15811 (rs6000_preferred_reload_class): Likewise.
15812 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
15813 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
15814 of the ISA 2.06 indexed memory instructions.
15815 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
15816 use them to save/restore the saved vector registers instead of
15817 using Altivec instructions.
15818 (rs6000_emit_epilogue): Likewise.
15819 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
15820 (rs6000_opt_masks): Split -mpower9-dform into
15821 -mpower9-dform-scalar and -mpower9-dform-vector.
15822 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
15824 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
15825 ISA 3.0 vector indexed memory instructions, and fold the code into
15826 the normal mov<mode> patterns.
15827 (p9_vecstore_<mode>): Likewise.
15828 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
15830 (vsx_movti_64bit): Likewise.
15831 (vsx_movti_32bit): Likewise.
15832 * config/rs6000/constraints.md (wO constraint): New constraint for
15833 ISA 3.0 vector d-form support.
15834 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
15835 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
15836 include -mpower9-dform-vector until we switch over to LRA.
15837 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
15838 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
15839 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
15840 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
15841 for -mpower9-dform and -mlra.
15842 * doc/md.texi (wO constraint): Document wO constraint.
15844 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
15846 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
15847 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
15848 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
15849 Move handling of non-insn arguments inline into the sole user:
15850 (output_trans_func): ...here.
15851 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
15852 in emitted function prototype.
15853 (output_internal_insn_latency_func): Ditto. Simplify.
15854 (output_internal_maximal_insn_latency_func): Ditto. Delete
15855 always-unused argument.
15856 (output_insn_latency_func): Ditto.
15857 (output_maximal_insn_latency_func): Ditto.
15859 2016-05-11 Richard Biener <rguenther@suse.de>
15861 PR tree-optimization/71055
15862 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
15863 sth with precision not equal to access size verify we don't chop
15866 2016-05-11 Richard Biener <rguenther@suse.de>
15869 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
15870 (dwarf2out_finish): Move retry_incomplete_types call ...
15871 (dwarf2out_early_finish): ... here.
15873 2016-05-11 Richard Biener <rguenther@suse.de>
15875 PR middle-end/71002
15876 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
15877 if the langhook insists on it.
15878 * fold-const.c (make_bit_field_ref): Add arg for the original
15879 reference and preserve its alias-set.
15880 (decode_field_reference): Take exp by reference and adjust it
15881 to the original memory reference.
15882 (optimize_bit_field_compare): Adjust callers.
15883 (fold_truth_andor_1): Likewise.
15884 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
15886 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
15888 PR middle-end/70807
15889 * cfgrtl.h (delete_insn_and_edges): Now return bool.
15890 * cfgrtl.c (delete_insn_and_edges): Likewise.
15891 * config/i386/i386.c (convert_scalars_to_vector): Remove
15893 * cse.c (cse_insn): Compute cse_cfg_altered.
15894 (delete_trivially_dead_insns): Likewise.
15895 (cse_cc_succs): Likewise.
15896 (rest_of_handle_cse): Free dominance info if required.
15897 (rest_of_handle_cse2): Likewise.
15898 (rest_of_handle_cse_after_global_opts): Likewise.
15900 2016-05-11 Alan Modra <amodra@gmail.com>
15902 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
15903 abi_v4_pass_in_fpr): New functions.
15904 (rs6000_function_arg_boundary): Exclude complex IBM long double
15905 from 64-bit alignment when ABI_V4.
15906 (rs6000_function_arg, rs6000_function_arg_advance_1,
15907 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
15909 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
15911 PR rtl-optimization/71028
15912 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
15913 jump with just a return in the fallthrough block if the branch
15914 block contains just a return as well.
15916 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
15918 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
15919 * match.pd ((X & Y) ^ Y): ... this.
15920 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
15921 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
15923 2016-05-10 David Malcolm <dmalcolm@redhat.com>
15925 * read-md.c (require_char_ws): New function.
15926 (read_string): Simplify using require_char_ws.
15927 (handle_constants): Likewise.
15928 (handle_enum): Likewise.
15929 (handle_file): Likewise.
15930 * read-md.h (require_char_ws): New declaration.
15931 * read-rtl.c (read_conditions): Simplify using require_char_ws.
15932 (read_mapping): Likewise.
15933 (read_rtx_code): Likewise.
15934 (read_nested_rtx): Likewise.
15936 2016-05-10 James Norris <jnorris@codesourcery.com>
15938 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
15939 if offloading is enabled and -fopenacc or -fopenmp is specified.
15940 (CRTOFFLOADEND): Likewise.
15941 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
15942 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
15944 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
15946 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
15947 gotoff_operand code paths. Use copy_to_suggested_regs and
15948 expand_simple_binop where appropriate. Cleanup.
15950 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
15953 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
15955 (dimode_scalar_chain::vector_const_cost): New.
15956 (dimode_scalar_chain::compute_convert_gain): Handle constants.
15957 (dimode_scalar_chain::convert_op): Likewise.
15958 (dimode_scalar_chain::convert_insn): Likewise.
15960 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
15962 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
15963 unary operation, not a binary one.
15965 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
15967 PR middle-end/70877
15968 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
15969 calls with type casted fndecl.
15971 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
15973 PR tree-optimization/70786
15974 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
15975 * calls.c (initialize_argument_information): Bind bounds
15976 with corresponding args passed by reference.
15978 2016-05-10 Jakub Jelinek <jakub@redhat.com>
15981 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
15982 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
15983 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
15986 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15989 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
15990 code for a zero scale factor.
15991 (vsx_xvcvdpuxds_scale): Likewise.
15993 2016-05-10 David Malcolm <dmalcolm@redhat.com>
15995 * diagnostic-show-locus.c (layout::layout): Call show_ruler
15996 if show_ruler_p was set on the context.
15997 (layout::show_ruler): New method.
15998 * diagnostic.h (struct diagnostic_context): Add field
16001 2016-05-10 Richard Biener <rguenther@suse.de>
16003 PR tree-optimization/71039
16004 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
16005 (chk_uses): New function.
16006 (propagate_with_phi): Verify we can safely replicate the lhs of an
16007 aggregate assignment on all incoming edges.
16009 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
16011 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
16013 (rx_atomic_sequence): New class.
16014 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
16015 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
16017 (rx_atomic_sequence::rx_atomic_sequence,
16018 rx_atomic_sequence::~rx_atomic_sequence): New functions.
16019 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
16020 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
16021 CTRLREG_INTB): New constants.
16022 (FETCHOP): New code iterator.
16023 (fethcop_name, fetchop_name2): New iterator code attributes.
16024 (QIHI): New mode iterator.
16025 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
16026 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
16027 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
16029 2016-05-10 Martin Liska <mliska@suse.cz>
16031 * tree-inline.c (remap_dependence_clique): Do not remap
16032 debugging statements.
16034 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16036 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
16037 ("*fixuns_truncdfdi2_z13")
16038 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
16039 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
16040 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
16042 2016-05-10 Richard Biener <rguenther@suse.de>
16044 PR tree-optimization/70497
16045 PR tree-optimization/28367
16046 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
16048 (visit_reference_op_load): ... here.
16049 (vn_reference_lookup_3): Use it to handle subreg-like accesses
16050 with simplified BIT_FIELD_REFs.
16051 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
16052 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
16055 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
16057 * dwarf2out.c (add_abstract_origin_attribute): Adjust
16058 documentation comment. For BLOCK nodes, add a
16059 DW_AT_abstract_origin attribute that points to the DIE generated
16060 for the origin BLOCK.
16061 (gen_lexical_block_die): Call add_abstract_origin_attribute for
16062 blocks from inlined functions.
16064 2016-05-10 Alan Modra <amodra@gmail.com>
16067 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
16068 regrename modifying insns saving lr before __morestack call.
16069 * config/rs6000/rs6000.md (split_stack_return): Similarly for
16070 insns restoring lr after __morestack call.
16072 2016-05-09 Jakub Jelinek <jakub@redhat.com>
16074 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
16075 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
16077 * config/i386/sse.md (vec_interleave_high<mode>,
16078 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
16079 <avx512>_vpermt2var<mode>3_maskz): Likewise.
16081 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
16083 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
16084 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
16085 parallel reassociation for power8 and forward.
16087 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
16089 * config/i386/i386.md (absneg splitters with general regs): Use
16090 general_reg_operand predicate.
16091 (btsq peephole2): Use x86_64_immediate_operand to check if new
16092 value is suitable for immediate operand. Generate emitted insn
16093 using RTL expressions.
16094 (btcq peephole2): Ditto.
16095 (btrq peephole2): Ditto. Generate correct immediate operand
16098 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
16100 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
16103 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
16105 * tree-affine.c (wide_int_constant_multiple_p): Add missing
16106 pointer dereference.
16108 2016-05-09 Richard Biener <rguenther@suse.de>
16110 PR tree-optimization/70985
16111 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
16112 op0 isn't a gimple register.
16114 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
16116 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
16117 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
16118 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
16119 (i6400_fpu_mult): New cpu units.
16120 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
16121 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
16122 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
16123 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
16124 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
16125 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
16126 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
16127 (i6400_msa_long_float4, i6400_msa_long_float5)
16128 (i6400_msa_long_float8, i6400_msa_fdiv_df)
16129 (i6400_msa_fdiv_sf): New reservations.
16130 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
16131 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
16132 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
16133 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
16134 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
16135 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
16136 (msa_short_cmp, msa_short_float2, msa_short_logic3)
16137 (msa_short_store4, msa_long_load, msa_short_store)
16138 (msa_long_logic, msa_long_float2, msa_long_float4)
16139 (msa_long_float5, msa_long_float8, msa_long_mult)
16140 (msa_long_fdiv, msa_long_div): New reservations.
16142 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
16143 Sameera Deshpande <sameera.deshpande@imgtec.com>
16144 Matthew Fortune <matthew.fortune@imgtec.com>
16145 Graham Stott <graham.stott@imgtec.com>
16146 Chao-ying Fu <chao-ying.fu@imgtec.com>
16148 * config.gcc: Add MSA header file for mips*-*-* target.
16149 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
16150 (Ubv8i, Urv8): New constraints.
16151 * config/mips/mips-ftypes.def: Add function types for MSA
16153 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
16154 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
16155 * config/mips/mips-msa.md: New file.
16156 * config/mips/mips-protos.h
16157 (mips_split_128bit_const_insns): New prototype.
16158 (mips_msa_idiv_insns): Likewise.
16159 (mips_split_128bit_move): Likewise.
16160 (mips_split_128bit_move_p): Likewise.
16161 (mips_split_msa_copy_d): Likewise.
16162 (mips_split_msa_insert_d): Likewise.
16163 (mips_split_msa_fill_d): Likewise.
16164 (mips_expand_msa_branch): Likewise.
16165 (mips_const_vector_same_val_p): Likewise.
16166 (mips_const_vector_same_bytes_p): Likewise.
16167 (mips_const_vector_same_int_p): Likewise.
16168 (mips_const_vector_shuffle_set_p): Likewise.
16169 (mips_const_vector_bitimm_set_p): Likewise.
16170 (mips_const_vector_bitimm_clr_p): Likewise.
16171 (mips_msa_vec_parallel_const_half): Likewise.
16172 (mips_msa_output_division): Likewise.
16173 (mips_ldst_scaled_shift): Likewise.
16174 (mips_expand_vec_cond_expr): Likewise.
16175 * config/mips/mips.c (enum mips_builtin_type): Add
16176 MIPS_BUILTIN_MSA_TEST_BRANCH.
16177 (mips_gen_const_int_vector_shuffle): New prototype.
16178 (mips_const_vector_bitimm_set_p): New function.
16179 (mips_const_vector_bitimm_clr_p): Likewise.
16180 (mips_const_vector_same_val_p): Likewise.
16181 (mips_const_vector_same_bytes_p): Likewise.
16182 (mips_const_vector_same_int_p): Likewise.
16183 (mips_const_vector_shuffle_set_p): Likewise.
16184 (mips_symbol_insns): Forbid loading symbols via immediate for
16186 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
16188 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
16190 (mips_lx_address_p): Add support load indexed address for MSA.
16191 (mips_address_insns): Add calculation of instructions needed for
16192 stores and loads for MSA.
16193 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
16194 CONST_VECTOR for MSA and let it fall through.
16195 (mips_ldst_scaled_shift): New function.
16196 (mips_subword_at_byte): Likewise.
16197 (mips_msa_idiv_insns): Likewise.
16198 (mips_legitimize_move): Validate MSA moves.
16199 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
16200 calculation of costs for MSA division.
16201 (mips_split_move_p): Check if MSA moves need splitting.
16202 (mips_split_move): Split MSA moves if necessary.
16203 (mips_split_128bit_move_p): New function.
16204 (mips_split_128bit_move): Likewise.
16205 (mips_split_msa_copy_d): Likewise.
16206 (mips_split_msa_insert_d): Likewise.
16207 (mips_split_msa_fill_d): Likewise.
16208 (mips_output_move): Handle MSA moves.
16209 (mips_expand_msa_branch): New function.
16210 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
16211 Reinstate 'y' modifier.
16212 (mips_file_start): Add MSA .gnu_attribute.
16213 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
16215 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
16216 (mips_class_max_nregs): Add register size for MSA supported mode.
16217 (mips_cannot_change_mode_class): Allow conversion between MSA
16218 vector modes and TImode.
16219 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
16221 (mips_secondary_reload_class): Force MSA loads/stores via memory.
16222 (mips_preferred_simd_mode): Add preffered modes for MSA.
16223 (mips_vector_mode_supported_p): Add MSA supported modes.
16224 (mips_autovectorize_vector_sizes): New function.
16225 (mips_msa_output_division): Likewise.
16226 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
16227 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
16228 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
16229 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
16230 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
16231 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
16232 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
16233 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
16234 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
16235 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
16236 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
16237 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
16238 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
16239 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
16240 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
16241 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
16242 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
16243 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
16244 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
16245 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
16246 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
16247 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
16248 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
16249 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
16250 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
16251 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
16252 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
16253 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
16254 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
16255 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
16256 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
16257 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
16258 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
16259 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
16260 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
16261 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
16262 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
16263 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
16264 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
16265 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
16266 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
16267 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
16268 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
16269 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
16270 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
16271 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
16272 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
16273 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
16274 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
16275 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
16276 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
16277 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
16278 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
16279 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
16280 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
16281 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
16282 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
16283 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
16284 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
16285 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
16286 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
16287 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
16288 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
16289 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
16290 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
16291 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
16292 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
16293 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
16294 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
16295 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
16296 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
16297 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
16298 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
16299 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
16300 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
16301 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
16302 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
16303 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
16304 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
16305 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
16306 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
16307 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
16308 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
16309 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
16310 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
16311 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
16312 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
16313 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
16314 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
16315 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
16316 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
16317 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
16318 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
16319 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
16320 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
16321 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
16322 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
16323 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
16324 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
16325 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
16326 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
16327 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
16328 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
16329 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
16330 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
16331 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
16332 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
16333 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
16334 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
16335 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
16336 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
16337 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
16338 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
16339 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
16340 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
16341 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
16342 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
16343 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
16344 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
16345 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
16346 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
16347 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
16348 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
16349 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
16350 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
16351 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
16352 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
16353 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
16354 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
16355 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
16356 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
16357 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
16358 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
16359 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
16360 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
16361 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
16362 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
16363 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
16364 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
16365 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
16366 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
16367 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
16368 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
16369 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
16370 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
16371 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
16372 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
16373 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
16374 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
16375 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
16376 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
16378 (mips_get_builtin_decl_index): New array.
16379 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
16380 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
16381 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
16382 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
16383 (mips_init_builtins): Initialize mips_get_builtin_decl_index
16385 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
16387 (mips_expand_builtin_insn): Prepare operands for
16388 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
16389 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
16390 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
16391 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
16392 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
16393 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
16394 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
16395 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
16396 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
16397 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
16398 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
16399 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
16400 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
16401 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
16402 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
16403 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
16404 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
16405 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
16406 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
16407 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
16408 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
16409 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
16410 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
16411 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
16412 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
16413 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
16414 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
16415 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
16416 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
16417 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
16418 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
16419 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
16420 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
16421 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
16422 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
16423 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
16424 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
16425 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
16426 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
16427 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
16428 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
16429 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
16430 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
16431 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
16432 These are set implicitly and an error is reported if overridden.
16433 (mips_expand_builtin_msa_test_branch): New function.
16434 (mips_expand_msa_shuffle): Likewise.
16435 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
16436 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
16437 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
16438 (mips_expand_vec_unpack): Add support for MSA.
16439 (mips_expand_vector_init): Likewise.
16440 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
16441 instead of const0_rtx.
16442 (mips_msa_vec_parallel_const_half): New function.
16443 (mips_gen_const_int_vector): Likewise.
16444 (mips_gen_const_int_vector_shuffle): Likewise.
16445 (mips_expand_msa_cmp): Likewise.
16446 (mips_expand_vec_cond_expr): Likewise.
16447 * config/mips/mips.h
16448 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
16449 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
16451 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
16452 (ISA_HAS_MSA): New macro.
16453 (UNITS_PER_MSA_REG): Likewise.
16454 (BITS_PER_MSA_REG): Likewise.
16455 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
16456 (MSA_REG_FIRST): New macro.
16457 (MSA_REG_LAST): Likewise.
16458 (MSA_REG_NUM): Likewise.
16459 (MSA_REG_P): Likewise.
16460 (MSA_REG_RTX_P): Likewise.
16461 (MSA_SUPPORTED_MODE_P): Likewise.
16462 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
16463 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
16464 * config/mips/mips.md: Include mips-msa.md.
16465 (alu_type): Add simd_add.
16466 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
16467 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
16468 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
16469 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
16470 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
16471 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
16472 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
16473 simd_move, simd_load, simd_store. Choose "multi" for moves
16475 (qword_mode): New attribute.
16476 (insn_count): Add instruction count for quad moves.
16477 Increase the count for MIPS SIMD division.
16478 (UNITMODE): Add UNITMODEs for vector types.
16479 (addsub): New code iterator.
16480 * config/mips/mips.opt (mmsa): New option.
16481 * config/mips/msa.h: New file.
16482 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
16484 * config/mips/mti-linux.h: Likewise.
16485 * config/mips/predicates.md
16486 (const_msa_branch_operand): New constraint.
16487 (const_uimm3_operand): Likewise.
16488 (const_uimm4_operand): Likewise.
16489 (const_uimm5_operand): Likewise.
16490 (const_uimm8_operand): Likewise.
16491 (const_imm5_operand): Likewise.
16492 (aq10b_operand): Likewise.
16493 (aq10h_operand): Likewise.
16494 (aq10w_operand): Likewise.
16495 (aq10d_operand): Likewise.
16496 (const_m1_operand): Likewise.
16497 (reg_or_m1_operand): Likewise.
16498 (const_exp_2_operand): Likewise.
16499 (const_exp_4_operand): Likewise.
16500 (const_exp_8_operand): Likewise.
16501 (const_exp_16_operand): Likewise.
16502 (const_vector_same_val_operand): Likewise.
16503 (const_vector_same_simm5_operand): Likewise.
16504 (const_vector_same_uimm5_operand): Likewise.
16505 (const_vector_same_uimm6_operand): Likewise.
16506 (const_vector_same_uimm8_operand): Likewise.
16507 (par_const_vector_shf_set_operand): Likewise.
16508 (reg_or_vector_same_val_operand): Likewise.
16509 (reg_or_vector_same_simm5_operand): Likewise.
16510 (reg_or_vector_same_uimm6_operand): Likewise.
16511 * doc/extend.texi (MIPS SIMD Architecture Functions): New
16513 * doc/invoke.texi (-mmsa): Document new option.
16515 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16517 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
16518 * configure: Regenerate.
16519 * config.in: Regenerate.
16520 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
16521 on -fvtable-verify.
16522 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
16523 (ENDFILE_VTV_SPEC): Define.
16525 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
16527 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
16528 registers in all interrupt handlers if necessary.
16529 (rl78_option_override): Add warning.
16530 (MUST_SAVE_MDUC_REGISTERS): New macro.
16531 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
16532 * config/rl78/rl78.c (check_mduc_usage): New function.
16533 (mduc_regs): New structure to hold MDUC register data.
16534 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
16535 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
16536 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
16537 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
16538 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
16539 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
16541 2016-05-09 Bin Cheng <bin.cheng@arm.com>
16543 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
16544 (tree-ssa-loop-niter.h): Ditto.
16545 (idx_within_array_bound, ref_within_array_bound): New functions.
16546 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
16547 Factor out check on writable base object to ...
16548 (base_object_writable): ... here.
16550 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16552 * config/arm/arm.md (probe_stack): Add modes to set source
16555 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
16557 * regrename.c (base_reg_class_for_rename): New static function.
16558 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
16560 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
16562 * cgraph.c (thunk_adjust): Export.
16563 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
16564 * cgraphunit.c (thunk_adjust): Export.
16565 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
16567 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
16569 * tree-inline.c (expand_call_inline): Expand thunks inline.
16571 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
16574 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
16575 (*sse2_vd_cvtss2sd): Ditto.
16576 * config/i386/i386.md
16577 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
16578 Generate *sse2_vd_cvtsd2ss pattern.
16579 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
16580 Generate *sse2_vd_cvtss2sd pattern.
16582 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
16584 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
16585 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
16588 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
16590 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
16591 * config/sh/sh.c: Define and declare variables on first use throughout
16593 (current_function_interrupt): Change to bool type.
16594 (frame_insn): Rename to emit_frame_insn and update users.
16595 (push_regs): Use bool for 'interrupt_handler' argument.
16596 (save_schedule_s): Remove.
16597 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
16598 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
16599 targetm.asm_out.unaligned_op.di.
16600 (gen_far_branch): Remove redundant forward declaration.
16601 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
16602 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
16603 (sh_set_return_address, sh_function_ok_for_sibcall,
16604 scavenge_reg): Update comments.
16605 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
16606 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
16607 (sh_attr_renesas_p): Remove unnecessary parentheses.
16608 (branch_dest): Simplify.
16609 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
16610 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
16611 (CUMULATIVE_ARGS): Change macro to typedef.
16612 (current_function_interrupt): Change to bool type.
16613 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
16614 Surround with __cplusplus ifdef.
16615 (sh_compare_op0, sh_compare_op1): Remove.
16616 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
16618 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
16620 * config/arm/arm.md: (arch): Add neon.
16621 (arch_enabled): Return yes for arch neon when TARGET_NEON.
16622 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
16623 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
16624 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
16625 attributes for alt renumbering. Mark alt 3 as non-predicable.
16626 (thumb2_movdf_vfp): Likewise.
16628 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
16630 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
16631 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
16632 (*andqi_1): Add preferred_for_speed attribute to disparage
16633 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
16634 (*<code>qi_1): Ditto.
16635 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
16636 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
16637 (*ashlqi3_1): Ditto.
16638 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
16639 Add preferred_for_size attribute to disparage alternative 0 and
16640 preferred_for_speed attribute to disparage alternative 1 for
16641 TARGET_PARTIAL_REG_STALL targets.
16643 2016-05-07 Tom de Vries <tom@codesourcery.com>
16645 PR tree-optimization/70956
16646 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
16649 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
16651 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
16652 * config/sh/sh.c (sh_cbranch_distance): Implement it.
16653 * config/sh/sh.md (branch_zero): Remove define_attr.
16654 (define_delay): Disable delay slot if branch distance is one insn.
16656 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
16658 * config/i386/i386.md (LEAMODE): New mode attribute.
16659 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
16660 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
16661 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
16662 operand 2 predicate.
16663 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
16664 (*lea<mode>_general_3): Ditto.
16665 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
16667 2016-05-06 Jakub Jelinek <jakub@redhat.com>
16669 * genmddump.c (main): Convert argv from char ** to const char **.
16671 2016-05-06 David Malcolm <dmalcolm@redhat.com>
16673 * coretypes.h (OVERRIDE): New macro.
16674 (FINAL): New macro.
16676 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
16678 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
16679 allow coalescing if the types are compatible.
16681 2016-05-06 David Malcolm <dmalcolm@redhat.com>
16683 * pass_manager.h (pass_manager::register_pass_name): New method.
16684 (pass_manager::get_pass_by_name): New method.
16685 (pass_manager::create_pass_tab): New method.
16686 (pass_manager::m_name_to_pass_map): New field.
16687 * passes.c (name_to_pass_map): Delete global in favor of field
16688 "m_name_to_pass_map" of pass_manager.
16689 (register_pass_name): Rename from a function to...
16690 (pass_manager::register_pass_name): ...this method, updating
16691 for renaming of global "name_to_pass_map" to field
16692 "m_name_to_pass_map".
16693 (create_pass_tab): Rename from a function to...
16694 (pass_manager::create_pass_tab): ...this method, updating
16695 for renaming of global "name_to_pass_map" to field.
16696 (get_pass_by_name): Rename from a function to...
16697 (pass_manager::get_pass_by_name): ...this method.
16698 (enable_disable_pass): Convert use of get_pass_by_name to
16699 a method call, locating the pass_manager singleton.
16701 2016-05-06 David Malcolm <dmalcolm@redhat.com>
16703 * genattr-common.c (main): Convert argv from char ** to const char **.
16704 * genattr.c (main): Likewise.
16705 * genattrtab.c (main): Likewise.
16706 * genautomata.c (initiate_automaton_gen): Likewise.
16708 * gencodes.c (main): Likewise.
16709 * genconditions.c (main): Likewise.
16710 * genconfig.c (main): Likewise.
16711 * genconstants.c (main): Likewise.
16712 * genemit.c (main): Likewise.
16713 * genenums.c (main): Likewise.
16714 * genextract.c (main): Likewise.
16715 * genflags.c (main): Likewise.
16716 * genmddeps.c (main): Likewise.
16717 * genopinit.c (main): Likewise.
16718 * genoutput.c (main): Likewise.
16719 * genpeep.c (main): Likewise.
16720 * genpreds.c (main): Likewise.
16721 * genrecog.c (main): Likewise.
16722 * gensupport.c (init_rtx_reader_args_cb): Likewise.
16723 (init_rtx_reader_args): Likewise.
16724 * gensupport.h (init_rtx_reader_args_cb): Likewise.
16725 (init_rtx_reader_args): Likewise.
16726 * gentarget-def.c (main): Likewise.
16727 * read-md.c (read_md_files): Likewise.
16728 * read-md.h (read_md_files): Likewise.
16730 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
16732 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
16733 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
16734 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
16735 Remove unused predicate.
16736 (register_and_not_fp_reg_operand): Ditto.
16738 2016-05-06 Martin Liska <mliska@suse.cz>
16740 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
16741 instead of vec as the vector is local to the function.
16743 2016-05-06 Jakub Jelinek <jakub@redhat.com>
16745 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
16746 avx512bw alternative.
16748 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
16749 before the ashr<mode>3 pattern.
16751 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
16752 v instead of x in vex or maybe_vex alternatives, use
16753 maybe_evex instead of vex in prefix.
16755 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
16756 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
16757 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
16758 in vex or maybe_vex alternatives, use maybe_evex instead of vex
16761 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
16762 v instead of x in vex or maybe_vex alternatives, use
16763 maybe_evex instead of vex in prefix.
16765 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
16766 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
16767 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
16768 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
16769 alternatives, use maybe_evex instead of vex in prefix.
16771 * config/i386/sse.md (vec_interleave_lowv4sf,
16772 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
16773 v instead of x in vex or maybe_vex alternatives, use
16774 maybe_evex instead of vex in prefix.
16776 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
16777 v instead of x in vex or maybe_vex alternatives, use
16778 maybe_evex instead of vex in prefix.
16780 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
16781 v constraint instead of x.
16783 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
16785 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
16786 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
16789 2016-05-06 Richard Biener <rguenther@suse.de>
16791 PR tree-optimization/70948
16792 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
16793 Properly clobber all fields of va_list for __builtin_va_start.
16795 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
16798 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
16799 loop latch destination.
16801 2016-05-06 Martin Liska <mliska@suse.cz>
16803 * tree-ssa-uninit.c: Apply manual changes
16804 to the GNU coding style.
16805 (prune_uninit_phi_opnds): Rename from
16806 prune_uninit_phi_opnds_in_unrealizable_paths.
16808 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16810 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
16811 mspace): Remove deprecated options.
16812 * doc/invoke.texi (SH options): Remove -mspace.
16814 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16816 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
16818 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16820 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
16821 corresponding combine split pattern.
16823 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16826 * config/sh/predicates.md (long_displacement_mem_operand): New.
16827 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
16828 Add movi20, movi20s alternatives. Adjust length attribute for
16830 (movsi_ie): Allow for any FPU. Adjust length attribute for
16832 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
16833 attribute for alternatives.
16834 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
16835 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
16836 length attribute for alternatives.
16838 2016-05-06 Richard Biener <rguenther@suse.de>
16840 PR tree-optimization/70960
16841 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
16843 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16846 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
16847 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
16849 2016-05-06 Marek Polacek <polacek@redhat.com>
16852 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
16854 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16857 * config/sh/sh.md (*rotcr): Add another variant.
16859 2016-05-06 Richard Biener <rguenther@suse.de>
16861 PR middle-end/70931
16862 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
16864 2016-05-06 Richard Biener <rguenther@suse.de>
16866 PR middle-end/70941
16867 * fold-const.c (split_tree): Always convert to the original type
16870 2016-05-06 Richard Biener <rguenther@suse.de>
16872 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
16873 (fwprop_addr): Likewise.
16875 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
16878 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
16880 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
16881 * config/i386/i386.md (push mem splitter): Use find_constant_src in
16882 the splitter condition.
16883 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
16884 the splitter condition.
16885 (FP float_extend load splitter): Ditto.
16887 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
16889 * config/i386/i386.md (peehole2 patterns): Change true_regnum
16890 to REGNO in all peephole2 patterns.
16891 (post-reload splitters): Change true_regnum to REGNO in
16892 post-reload splitters.
16893 (zero_extend splitters): Use general_reg_operand and
16894 nonimmediate_gr_operand predicates.
16896 2016-05-05 Jakub Jelinek <jakub@redhat.com>
16898 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
16899 v constraint instead of x.
16901 2016-05-05 Alan Modra <amodra@gmail.com>
16904 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
16905 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
16906 TARGET_NO_FP_IN_TOC for -mrelocatable.
16907 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
16908 TARGET_RELOCATABLE test.
16909 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
16910 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16911 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
16912 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
16913 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16914 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
16915 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
16916 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16917 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
16918 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
16920 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
16921 (rs6000_stack_info): Likewise.
16922 (rs6000_elf_asm_out_constructor): Likewise.
16923 (rs6000_elf_asm_out_destructor): Likewise.
16924 (rs6000_elf_declare_function_name): Likewise.
16925 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
16926 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
16929 2016-05-05 Alan Modra <amodra@gmail.com>
16931 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
16933 2016-05-05 Alan Modra <amodra@gmail.com>
16935 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
16936 out-of-line gpr restore for one or two regs if that would add
16939 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
16942 * config/i386/i386.md
16943 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
16944 Change to post-epilogue_completed late splitter. Use sse_reg_operand
16945 as operand 0 predicate.
16946 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
16948 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
16949 Ditto. Emit the pattern using RTX.
16951 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
16952 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
16953 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
16954 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
16956 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
16957 sse_reg_operand as operand 0 predicate.
16959 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
16960 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
16961 instead of gen_rtx_REG.
16962 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
16965 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
16967 * function.c (emit_use_return_register_into_block): Delete.
16968 (gen_return_pattern): Delete.
16969 (emit_return_into_block): Delete.
16970 (active_insn_between): Delete.
16971 (convert_jumps_to_returns): Delete.
16972 (emit_return_for_exit): Delete.
16973 (thread_prologue_and_epilogue_insns): Delete all code dealing with
16974 simple_return for shrink-wrapped blocks.
16975 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
16976 end of blocks that need one.
16977 (get_unconverted_simple_return): Delete.
16978 (convert_to_simple_return): Delete.
16979 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
16980 (convert_to_simple_return): Ditto.
16982 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
16984 * cfgcleanup.c (bb_is_just_return): New function.
16985 (try_optimize_cfg): Simplify jumps to return, branches to return,
16986 and branches around return.
16988 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
16990 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
16991 branch to a return.
16993 2016-05-04 Jakub Jelinek <jakub@redhat.com>
16997 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
16998 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
16999 assert flags & OEP_HASH_CHECK, instead of asserting it
17000 never happens. Handle TARGET_EXPR.
17001 * fold-const.c (operand_equal_p): For hash verification,
17002 or in OEP_HASH_CHECK into flags.
17004 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
17006 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
17008 (compute_samebase_partition_bases): Fix typo.
17010 2016-05-04 Jakub Jelinek <jakub@redhat.com>
17012 * config/i386/sse.md (vec_interleave_highv8sf,
17013 vec_interleave_lowv8sf, vec_interleave_highv4df,
17014 vec_interleave_lowv4df): Remove constraints from expanders.
17016 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
17018 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
17020 * tree-inline.c (expand_call_inline): Fix path dealing with
17021 making lhs of call statement undefined.
17023 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
17025 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
17026 Check availability on NODE, too.
17027 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
17028 (cgraph_node::call_for_symbol_and_aliases): Likewise.
17029 (varpool_node::call_for_symbol_and_aliase): Likewise.
17030 * ipa-pure-const.c (add_new_function): Analyze all bodies.
17031 (propagate_pure_const): Propagate across interposable functions, too.
17032 (skip_function_for_local_pure_const): Do not skip interposable bodies
17034 (pass_local_pure_const::execute): Update.
17036 2016-05-04 Marek Polacek <polacek@redhat.com>
17038 * doc/invoke.texi: Document -Wdangling-else.
17040 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
17042 * config.gcc: Error out when conflicting multilib is detected. Do not
17043 loop over multilibs since no combination is legal.
17045 2016-05-04 Alan Modra <amodra@gmail.com>
17047 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
17048 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
17049 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
17052 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
17054 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
17055 Clean up p5600 comments.
17057 2016-05-04 Richard Biener <rguenther@suse.de>
17059 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
17060 constructor simplifications.
17061 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
17063 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
17065 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
17066 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
17067 result.set_rtx is null instead of aborting.
17068 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
17070 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
17071 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
17072 *mov<mode>_store_postinc): New patterns.
17074 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
17076 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
17077 as commutative. Check both conversions are NOP.
17078 ((A & B) OP (C & B)): Remove.
17080 2016-05-04 Alan Modra <amodra@gmail.com>
17082 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
17084 2016-05-04 Alan Modra <amodra@gmail.com>
17087 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
17088 when cr2,3,4 are all fixed regs.
17090 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
17092 PR rtl-optimization/57193
17093 * opts.c (default_options_table): Revert OPT_frename_registers change.
17094 * doc/invoke.texi (-frename-registers, -O2): Likewise.
17096 2016-05-03 Martin Sebor <msebor@redhat.com>
17099 * builtins.c (fold_builtin_FILE): New function.
17100 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
17101 (fold_builtin_0): Call them.
17102 * gimplify.c (gimplify_call_expr): Remove the handling of
17103 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
17106 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
17107 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
17111 * doc/extend.texi (Function Names as Strings): Update __func__,
17112 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
17115 2016-05-03 Jakub Jelinek <jakub@redhat.com>
17116 Richard Biener <rguenther@suse.de>
17118 PR tree-optimization/70916
17119 * tree-if-conv.c: Include cfganal.h.
17120 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
17121 and remove_fake_exit_edges around the optimization pass.
17123 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
17125 * cgraph.c (symbol_table::create_edge): Set inline_failed.
17126 (cgraph_edge::make_direct): Likewise.
17127 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
17128 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
17129 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
17130 (CIF_THUNK): New code.
17131 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
17132 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
17133 (compute_inline_parameters): Set inline_failed for thunks.
17134 (inline_analyze_function): Cleanup.
17135 * ipa-inline.c (can_inline_edge_p): Do not deal with
17136 call_stmt_cannot_inline_p.
17137 (can_early_inline_edge_p): Likewise.
17138 (early_inliner): Initialize inline_failed.
17139 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
17141 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
17143 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
17144 from nonimm_ssenomem_operand.
17145 (nonimm_ssenomem_operand): New predicate.
17146 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
17147 as operand 0 predicate.
17148 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
17149 Disable unsupported alternatives using "enabled" attribute.
17150 Use register_ssemem_operand as operand 0 predicate.
17151 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
17153 2016-05-03 Marek Polacek <polacek@redhat.com>
17156 * input.c (expansion_point_location): New function.
17157 * input.h (expansion_point_location): Declare.
17159 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
17161 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
17162 occurence with frame_offset_ ones.
17164 2016-05-03 Alan Modra <amodra@gmail.com>
17166 PR rtl-optimization/70890
17167 * ira.c (combine_and_move_insns): When moving def_insn, remove
17168 equivs on use_insn.
17170 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
17172 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
17173 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
17174 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
17175 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
17177 2016-05-03 Alan Modra <amodra@gmail.com>
17179 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
17180 for SAVE_MULTIPLE/STORE_MULTIPLE.
17182 2016-05-03 Jakub Jelinek <jakub@redhat.com>
17184 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
17185 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
17187 2016-05-03 Richard Biener <rguenther@suse.de>
17189 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
17191 (gimplify_arg): Likewise.
17192 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
17193 re-writing the result to a decl if required.
17194 (internal_get_tmp_var): Add allow_ssa parameter
17195 and override into_ssa with it.
17196 (get_formal_tmp_var): Adjust.
17197 (get_initialized_tmp_var): Add allow_ssa parameter.
17198 (gimplify_arg): Add allow_ssa parameter and avoid generating
17199 SSA names for the result false.
17200 (gimplify_call_expr): If the call may return twice do not
17201 gimplify parameters into SSA.
17202 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
17203 (gimplify_modify_expr): Adjust assert. For noreturn calls
17204 with a SSA name LHS adjust its def.
17205 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
17206 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
17207 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
17208 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
17209 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
17210 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
17211 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
17212 (optimize_target_teams): Do not allow SSA names for clause operands.
17213 (gimplify_expr): Likewise for where we mark the result addressable.
17214 * passes.def (pass_init_datastructures): Remove.
17215 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
17216 (rewrite_stmt): Likewise.
17217 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
17218 (replace_locals_op): Replace SSA names.
17219 (copy_gimple_seq_and_replace_locals): Init src_cfun.
17220 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
17221 * cgraph.c (release_function_body): Free CFG annotations only
17222 when we have a CFG. Simplify.
17223 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
17224 force_gimple_operand instead of get_initialized_tmp_var.
17225 * tree-pass.h (make_pass_init_datastructures): Remove.
17226 * tree-ssa.c (execute_init_datastructures): Remove.
17227 (pass_data_init_datastructures): Likewise.
17228 (class pass_init_datastructures): Likewise.
17229 (make_pass_init_datastructures): Likewise.
17230 * omp-low.c (create_omp_child_function): Init SSA data structures.
17231 (grid_expand_target_grid_body): Likewise.
17232 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
17233 name before adding it to names_to_release.
17234 (remove_bb): Always release SSA defs.
17235 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
17236 before dereferencing it.
17237 * cgraphunit.c (init_lowered_empty_function): Always
17238 int SSA data structures.
17239 * tree-ssanames.c (release_defs): Remove assert that we are in
17241 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
17243 2016-05-03 Jakub Jelinek <jakub@redhat.com>
17244 Uros Bizjak <ubizjak@gmail.com>
17246 PR rtl-optimization/70467
17247 * config/i386/predicates.md (x86_64_hilo_int_operand,
17248 x86_64_hilo_general_operand): New predicates.
17249 * config/i386/constraints.md (Wd): New constraint.
17250 * config/i386/i386.md (mode attr di): Use Wd instead of e.
17251 (general_hilo_operand): New mode attr.
17252 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
17253 instead of <general_operand>.
17254 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
17255 x86_64_hilo_general_operand instead of <general_operand>.
17257 2016-05-03 Jakub Jelinek <jakub@redhat.com>
17259 PR tree-optimization/70916
17260 * tree-if-conv.c (constant_or_ssa_name): Removed.
17261 (fold_build_cond_expr): Use is_gimple_val instead of
17262 constant_or_ssa_name.
17264 PR tree-optimization/70916
17265 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
17266 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
17269 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
17270 (optimize_atomic_bit_test_and): New function.
17271 (pass_fold_builtins::execute): Use it.
17272 * optabs.def (atomic_bit_test_and_set_optab,
17273 atomic_bit_test_and_complement_optab,
17274 atomic_bit_test_and_reset_optab): New optabs.
17275 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
17276 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
17277 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
17278 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
17279 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
17280 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
17281 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
17282 * doc/md.texi (atomic_bit_test_and_set@var{mode},
17283 atomic_bit_test_and_complement@var{mode},
17284 atomic_bit_test_and_reset@var{mode}): Document.
17285 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
17286 atomic_bit_test_and_complement<mode>,
17287 atomic_bit_test_and_reset<mode>): New expanders.
17288 (atomic_bit_test_and_set<mode>_1,
17289 atomic_bit_test_and_complement<mode>_1,
17290 atomic_bit_test_and_reset<mode>_1): New insns.
17292 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
17294 PR rtl-optimization/70687
17295 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
17296 instead of unsigned HOST_WIDE_INT.
17298 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
17300 PR rtl-optimization/44281
17301 * hard-reg-set.h (struct target_hard_regs): New field
17302 x_fixed_nonglobal_reg_set.
17303 (fixed_nonglobal_reg_set): New macro.
17304 * reginfo.c (init_reg_sets_1): Initialize it.
17305 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
17307 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
17309 2016-05-03 Bin Cheng <bin.cheng@arm.com>
17311 PR tree-optimization/56541
17312 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
17313 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
17314 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
17315 (any_complicated_phi): new static variable.
17316 (aggressive_if_conv): delete.
17317 (if_convertible_phi_p): support phis with more than two arguments.
17318 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
17319 critical pred edges.
17320 (ifcvt_split_critical_edges): support phis with more than two
17321 arguments by checking new parameter. only split critical edges
17323 (tree_if_conversion): handle simd pragma marked loop using new
17324 local variable aggressive_if_conv. check any_complicated_phi.
17326 2016-05-03 Bin Cheng <bin.cheng@arm.com>
17328 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
17331 2016-05-03 Bin Cheng <bin.cheng@arm.com>
17333 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
17336 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
17338 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
17339 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
17340 define_insn_and_split.
17341 (mulsi3_i): New define_insn_and_split.
17342 (mulsi3_call): Convert to define_insn.
17343 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
17344 Remove constraints.
17346 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
17348 * machmode.h (mode_complex): Add support to give the complex mode
17350 (GET_MODE_COMPLEX_MODE): Likewise.
17351 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
17352 stored by build_complex_type and gfc_build_complex_type instead of
17353 trying to figure out the appropriate mode based on the size. Raise
17354 an assertion error, if the type was not set.
17355 * genmodes.c (struct mode_data): Add field for the complex type of
17357 (blank_mode): Likewise.
17358 (make_complex_modes): Remember the complex mode created in the
17360 (emit_mode_complex): Write out the mode_complex array to map a
17361 type mode to the complex version.
17362 (emit_insn_modes_c): Likewise.
17363 * tree.c (build_complex_type): Set the complex type to use before
17364 calling layout_type.
17365 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
17366 support for __float128 complex datatypes.
17367 (rs6000_hard_regno_mode_ok): Likewise.
17368 (rs6000_setup_reg_addr_masks): Likewise.
17369 (rs6000_complex_function_value): Likewise.
17370 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
17371 __float128 and __ibm128 complex.
17372 (FLOAT128_IBM_P): Likewise.
17373 (ALTIVEC_ARG_MAX_RETURN): Likewise.
17374 * doc/extend.texi (Additional Floating Types): Document that
17375 -mfloat128 must be used to enable __float128. Document complex
17376 __float128 and __ibm128 support.
17378 2016-05-02 Jakub Jelinek <jakub@redhat.com>
17381 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
17382 char/short arguments promoted to int because of promote_prototypes.
17384 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
17386 * config/i386/predicates.md (register_ssemem_operand): New predicate.
17387 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
17388 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
17389 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
17390 alternatives using "enabled" attribute. Use register_ssemem_operand
17391 as operand 1 predicate.
17392 (*cmpi<unord>xf_i387): Split XFmode pattern from
17393 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
17394 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
17395 *absneg<mode>2_i387. Disable unsupported alternatives using
17396 "enabled" attribute.
17397 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
17399 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
17401 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
17403 (oacc_loop_process): Check mask for loop termination.
17405 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
17407 * cif-code.def (CIF_THUNK): Add.
17408 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
17411 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
17413 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
17414 (dump_inline_summary): Dump it.
17415 (fp_expression_p): New predicate.
17416 (estimate_function_body_sizes): Use it.
17417 (inline_merge_summary): Merge fp_expressions.
17418 (inline_read_section): Read fp_expressions.
17419 (inline_write_summary): Write fp_expressions.
17420 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
17421 codegen boundary if either caller or callee is !fp_expressions.
17422 * ipa-inline.h (inline_summary): Add fp_expressions.
17423 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
17424 to fp_expressions be sure the fp generation flags are updated.
17426 2016-05-02 Jakub Jelinek <jakub@redhat.com>
17428 PR rtl-optimization/70467
17429 * cse.c (cse_insn): Handle no-op MEM moves after folding.
17431 PR rtl-optimization/70467
17432 * ipa-pure-const.c (check_call): Handle internal calls even in
17433 ipa mode like in local mode.
17435 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
17437 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
17439 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
17441 * match.pd (X u< X, X u> X): New transformations.
17443 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
17445 * flag-types.h (enum warn_strict_overflow_code): Move ...
17446 * coretypes.h: ... here.
17447 * fold-const.h (fold_overflow_warning): Declare.
17448 * fold-const.c (fold_overflow_warning): Make non-static.
17449 (fold_comparison): Move the transformation of X +- C1 CMP C2
17450 into X CMP C2 -+ C1 ...
17451 * match.pd: ... here.
17452 * gimple-fold.c (fold_stmt_1): Protect with
17453 fold_defer_overflow_warnings.
17455 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
17457 * omp-low.c (struct oacc_loop): Add 'inner' field.
17458 (new_oacc_loop_raw): Initialize it to zero.
17459 (oacc_loop_fixed_partitions): Initialize it.
17460 (oacc_loop_auto_partitions): Partition outermost loop to outermost
17461 available partitioning.
17463 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
17465 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
17467 (umulsidi3): Likewise.
17468 (indirect_jump): Fix jump instruction assembly patterns.
17470 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
17473 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
17474 (nvptx_function_value): Assert non-NULL cfun.
17476 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
17478 PR rtl-optimization/70886
17479 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
17481 * cselib.h (rtx_equal_for_cselib_1): Declare.
17482 (rtx_equal_for_cselib_p: New inline function.
17483 * cselib.c (rtx_equal_for_cselib_p): Delete.
17484 (rtx_equal_for_cselib_1): Make public.
17486 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
17488 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
17489 (register_mixssei387nonimm_operand): Remove predicate.
17490 * config/i386/i386.md (*fop_<mode>_comm): Merge from
17491 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
17492 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
17493 for TARGET_MIX_SSE_I387 alternatives.
17494 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
17495 Disable unsupported alternatives using "enabled" attribute. Use
17496 nonimm_ssenomem_operand as operand 1 predicate. Also check
17497 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
17499 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
17501 * tree.c (cst_and_fits_in_hwi): Simplify.
17503 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
17505 * tree.h (wi::to_wide): New function.
17506 * expr.c (expand_expr_real_1): Use wi::to_wide.
17507 * fold-const.c (int_const_binop_1): Likewise.
17508 (extract_muldiv_1): Likewise.
17510 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
17512 * wide-int.h: Update offset_int and widest_int documentation.
17513 (WI_SIGNED_SHIFT_RESULT): New macro.
17514 (wi::binary_shift): Define signed_shift_result_type for
17515 shifts on offset_int- and widest_int-like types.
17516 (generic_wide_int): Support <<= and >>= if << and >> are supported.
17517 * tree.h (int_bit_position): Use shift operators instead of wi::
17519 * alias.c (adjust_offset_for_component_ref): Likewise.
17520 * expr.c (get_inner_reference): Likewise.
17521 * fold-const.c (fold_comparison): Likewise.
17522 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
17523 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
17524 * tree-dfa.c (get_ref_base_and_extent): Likewise.
17525 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
17526 (stmt_kills_ref_p): Likewise.
17527 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
17528 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
17529 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
17530 (ao_ref_init_from_vn_reference): Likewise.
17532 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
17534 * wide-int.h: Update offset_int and widest_int documentation.
17535 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
17536 (wi::binary_traits): Allow ordered comparisons between offset_int and
17537 offset_int, between widest_int and widest_int, and between either
17538 of these types and basic C types.
17539 (operator <, <=, >, >=): Define for the same combinations.
17540 * tree.h (tree_int_cst_lt): Use comparison operators instead
17541 of wi:: comparisons.
17542 (tree_int_cst_le): Likewise.
17543 * gimple-fold.c (fold_array_ctor_reference): Likewise.
17544 (fold_nonarray_ctor_reference): Likewise.
17545 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
17546 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
17547 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
17548 * tree-sra.c (completely_scalarize): Likewise.
17549 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
17550 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
17551 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
17552 (check_for_binary_op_overflow): Likewise.
17553 (search_for_addr_array): Likewise.
17554 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
17556 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
17558 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
17559 (arc_save_restore): Likewise.
17560 (arc_dwarf_register_span): Likewise.
17561 (arc_output_pic_addr_const): Initialize suffix variable.
17563 2016-05-02 Martin Liska <mliska@suse.cz>
17565 * symbol-summary.h (function_summary::function_summary):
17566 Remove checking assert for all cgraph nodes.
17567 (function_summary::get): Check summary_uid.
17568 (symtab_insertion): Check summary_uid.
17570 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
17572 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
17573 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
17574 bmaskn instruction.
17575 (arc_dwarf_register_span): Remove enum keyword.
17576 (compact_memory_operand_p): New function.
17577 * config/arc/arc.h (reg_class): Add code density register classes.
17578 (REG_CLASS_NAMES): Likewise.
17579 (REG_CLASS_CONTENTS): Likewise.
17580 * config/arc/arc.md (*movqi_insn): Add code density instructions.
17581 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
17582 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
17583 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
17584 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
17586 (h, Rcd, Rsd, Rzd): New register constraints.
17587 (T): Use compact_memory_operand_p function.
17588 * config/arc/predicates.md (compact_load_memory_operand): Remove.
17590 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
17592 * config/sh/sh.md (*negnegt, *movtt): Remove.
17594 2016-05-02 Marek Polacek <polacek@redhat.com>
17595 Tom de Vries <tom@codesourcery.com>
17597 PR tree-optimization/70700
17598 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
17599 bigger than FIRST_REF_NODE.
17601 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
17604 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
17606 (prepare_cbranch_operands): Don't use scratch register. Assume that
17607 function is used when pseudos can be created.
17608 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
17609 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
17610 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
17611 define_expand. Allow it only when pseudos can be created.
17612 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
17614 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
17616 * config/i386/constraints.md (BC): Only allow -1 operands.
17617 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
17618 Add "enabled" attribute. Update XI mode attribute calculation.
17619 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
17620 (*movoi_internal_avx): Update XI mode attribute calculation.
17621 (*movti_internal): Ditto.
17623 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
17625 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
17626 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
17628 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
17630 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
17631 statement on instruction code. Remove trailing spaces.
17632 (altivec_expand_stv_builtin): Likewise.
17634 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
17636 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
17637 (TARGET_FPU_DOUBLE): Simplify.
17638 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
17639 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
17640 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
17641 with 'TARGET_FPU_DOUBLE'.
17642 * config/sh/sh.md: Likewise.
17644 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
17646 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
17647 SH_DIV_STR_FOR_SIZE): Remove.
17648 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
17649 SH_DIV_STR_FOR_SIZE): Remove.
17651 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
17653 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
17654 logical_reg_operand): Delete.
17655 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
17656 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
17657 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
17658 match_operand and match_test.
17659 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
17660 variables on their first use. Return bool values.
17661 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
17662 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
17663 arith_reg_operand for input operand. Remove empty constraints.
17665 (*xorsi3_compact): Rename to xorsi3.
17666 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
17667 (*zero_extend<mode>si2_disp_mem): Update comment.
17670 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
17672 * config/sh/t-sh: Remove SH5 support.
17673 * config.gcc: Likewise.
17674 * configure: Likewise.
17676 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17678 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
17680 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
17682 * config/sh/sh.c (register_sh_passes, sh_option_override,
17683 sh_print_operand, prepare_move_operands,
17684 sh_can_follow_jump): Remove TARGET_SH1 checks.
17685 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
17686 PROMOTE_MODE): Likewise.
17687 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
17690 2016-04-30 Alan Modra <amodra@gmail.com>
17692 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
17693 restoring when fixed_reg_p, but allow out-of-line or stmw save.
17694 Check for user regs later to avoid unnecessary looping over regs.
17695 Merge user reg check with non-saved reg check. Don't force
17696 inline VR restore when static chain used.
17697 (rs6000_frame_related): Omit eh_frame info for user regs when
17699 (fixed_regs_p): Delete.
17701 2016-04-30 Alan Modra <amodra@gmail.com>
17703 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
17704 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
17707 2016-04-30 Alan Modra <amodra@gmail.com>
17710 * config/rs6000/rs6000.c (fixed_reg_p): New function.
17711 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
17714 2016-04-30 Alan Modra <amodra@gmail.com>
17716 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
17717 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
17718 flag_pic test for Darwin.
17720 2016-04-30 Alan Modra <amodra@gmail.com>
17722 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
17723 throw_calls_crossed.
17724 (REG_FREQ_CALLS_CROSSED): Delete.
17725 (REG_N_THROWING_CALLS_CROSSED): Delete.
17726 * regstat.c (regstat_bb_compute_ri): Don't calculate
17727 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
17728 (dump_reg_info): Don't print call cross frequency.
17729 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
17730 and REG_N_THROWING_CALLS_CROSSED.
17732 2016-04-30 Alan Modra <amodra@gmail.com>
17734 * regs.h (struct reg_info_t): Delete live_length.
17735 (REG_LIVE_LENGTH): Delete macro.
17736 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
17737 local_live, local_processed and local_live_last_luid params.
17738 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
17740 (regstat_compute_ri): Adjust for above. Don't set
17742 (dump_reg_info): Don't print live length.
17743 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
17744 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
17745 Localize loop_depth var.
17747 2016-04-30 Alan Modra <amodra@gmail.com>
17749 * ira.c (enum valid_equiv): New.
17750 (validate_equiv_mem): Return enum.
17751 (update_equiv_mem): Create replacement in more cases.
17752 (add_store_equivs): Update validate_equiv_mem call.
17754 2016-04-30 Alan Modra <amodra@gmail.com>
17756 * ira.c (combine_and_move_insns): Rather than scanning insns,
17757 use DF infrastucture to find use and def insns.
17759 2016-04-30 Alan Modra <amodra@gmail.com>
17761 ira.c (combine_and_move_insns): Move invariant conditions..
17762 (ira.c): ..to here. Call combine_and_move_insns before
17763 add_store_equivs. Call grow_reg_equivs later. Allocate
17764 req_equiv later using max_reg_num() rather than global max_regno.
17765 (contains_replace_regs): Delete.
17766 (add_store_equivs): Remove contains_replace_regs test.
17768 2016-04-30 Alan Modra <amodra@gmail.com>
17770 * ira.c (struct equiv_mem_data): New.
17771 (equiv_mem, equiv_mem_modified): Delete static vars.
17772 (validate_equiv_mem_from_store): Use "data" param to communicate..
17773 (validate_equiv_mem): ..from here.
17775 2016-04-30 Alan Modra <amodra@gmail.com>
17777 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
17779 (update_reg_equivs): ..here. Move allocation and freeing of
17780 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
17781 end_alias_analysis to..
17784 2016-04-30 Alan Modra <amodra@gmail.com>
17786 * ira.c (pdx_subregs): Delete.
17787 (struct equivalence): Add pdx_subregs field.
17788 (set_paradoxical_subreg): Remove pdx_subregs param. Update
17789 pdx_subregs access.
17790 (update_equiv_regs): Don't create or free pdx_subregs. Update
17791 pdx_subregs access.
17793 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17795 * config/rs6000/altivec.h: Change definitions of vec_xl and
17797 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
17798 (LD_ELEMREV_V2DI): New.
17799 (LD_ELEMREV_V4SF): New.
17800 (LD_ELEMREV_V4SI): New.
17801 (LD_ELEMREV_V8HI): New.
17802 (LD_ELEMREV_V16QI): New.
17803 (ST_ELEMREV_V2DF): New.
17804 (ST_ELEMREV_V2DI): New.
17805 (ST_ELEMREV_V4SF): New.
17806 (ST_ELEMREV_V4SI): New.
17807 (ST_ELEMREV_V8HI): New.
17808 (ST_ELEMREV_V16QI): New.
17811 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17812 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
17813 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
17814 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
17815 (altivec_expand_builtin): Add handling for
17816 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
17817 (rs6000_invalid_builtin): Add error-checking for
17818 RS6000_BTM_P9_VECTOR.
17819 (altivec_init_builtins): Define builtins used to implement vec_xl
17821 (rs6000_builtin_mask_names): Define power9-vector.
17822 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
17823 (RS6000_BTM_P9_VECTOR): Define.
17824 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
17825 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
17826 (vsx_ld_elemrev_v2df): Likewise.
17827 (vsx_ld_elemrev_v4sf): Likewise.
17828 (vsx_ld_elemrev_v4si): Likewise.
17829 (vsx_ld_elemrev_v8hi): Likewise.
17830 (vsx_ld_elemrev_v16qi): Likewise.
17831 (vsx_st_elemrev_v2df): Likewise.
17832 (vsx_st_elemrev_v2di): Likewise.
17833 (vsx_st_elemrev_v4sf): Likewise.
17834 (vsx_st_elemrev_v4si): Likewise.
17835 (vsx_st_elemrev_v8hi): Likewise.
17836 (vsx_st_elemrev_v16qi): Likewise.
17837 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
17840 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
17842 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
17844 (simplify_control_stmt_condition_1): ... here. Recurse into
17845 BIT_AND_EXPRs and BIT_IOR_EXPRs.
17847 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
17850 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
17851 (zero_extendqi<mode>2_dot): Revert earlier conversion from
17852 define_insn_and_split to define_insn.
17853 (zero_extendqi<mode>2_dot2): Same.
17854 (extendqi<mode>2_dot): Same.
17855 (extendqi<mode>2_dot2): Same.
17857 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17859 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
17860 (probe_stack): New expander.
17861 (probe_stack_<mode>): New insn pattern.
17863 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17865 * config/i386/i386.md
17866 (operations with memory inputs setting flags peephole2):
17867 Remove uneeded REG_P checks. Cleanup pattern generation.
17869 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
17871 * tree-vect-loop.c (vect_transform_loop): Fix
17872 nb_iterations_upper_bound computation for vectorized loop.
17874 2016-04-29 Marek Polacek <polacek@redhat.com>
17875 Jakub Jelinek <jakub@redhat.com>
17878 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
17879 TARGET_EXPR_SLOT as a base.
17881 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
17883 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
17884 with 'rCm2' constraints to limit possible immediate size.
17885 (*load_zeroextendqisi_update): Likewise.
17886 (*load_signextendqisi_update): Likewise.
17887 (*loadhi_update): Likewise.
17888 (*load_zeroextendhisi_update): Likewise.
17889 (*load_signextendhisi_update): Likewise.
17890 (*loadsi_update): Likewise.
17891 (*loadsf_update): Likewise.
17893 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17895 * config/i386/predicates.md (constm1_operand): Fix comparison.
17897 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
17899 * testsuite/gcc.target/arc/ieee_eq.c: New test.
17901 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
17903 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
17904 remaining SH5 related settings.
17905 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
17906 shmedia_prepare_call_address): Delete.
17907 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
17908 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
17909 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
17910 UNSUPPORTED_SH2A): Remove m5 checks.
17911 (sh_divide_strategy_e): Remove SH5 division strategies.
17912 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
17913 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
17915 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
17917 * config/s390/s390.c (s390_rtx_costs): Update documentation.
17919 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17921 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
17922 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
17923 Change lder to ldr.
17924 * config/s390/vector.md ("mov<mode>"): Likewise.
17926 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
17928 * config/s390/constraints.md ("U", "W"): Invoke
17929 s390_mem_constraint with "ZR" and "ZT".
17930 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
17931 addresses when using LRA. Accept also short displacements for S
17932 and T constraints. Do not check for long displacement target for
17933 S and T constraints.
17934 (s390_mem_constraint): Remove handling of U and W constraints.
17935 * config/s390/s390.md (various patterns): Remove the short
17936 displacement constraints (Q and R) if a long displacement
17937 constraint is present. Add longdisp as required CPU capability.
17938 * config/s390/vector.md: Likewise.
17939 * config/s390/vx-builtins.md: Likewise.
17941 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17944 * reload1.c (reload): Call finish_spills before
17945 restarting reload loop. Skip select_reload_regs
17946 if update_eliminables_and_spill returns true.
17948 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
17950 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
17951 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
17952 (umulhisi3_imm): Update predicates and constraint letters.
17953 (umulhisi3_reg): Declare instruction as commutative.
17954 * config/arc/constraints.md (J12, J16): New constraints.
17955 * config/arc/predicates.md (short_unsigned_const_operand): New
17957 (arc_short_operand): Likewise.
17958 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
17960 2016-04-29 Richard Biener <rguenther@suse.de>
17962 PR tree-optimization/13962
17963 PR tree-optimization/65686
17964 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
17965 * tree-ssa-alias.c (ptrs_compare_unequal): New function
17966 using PTA to compare pointers.
17967 * match.pd: Add pattern for pointer equality compare simplification
17968 using ptrs_compare_unequal.
17970 2016-04-29 Richard Biener <rguenther@suse.de>
17972 * stor-layout.c (layout_type): Do not build a pointer-to-element
17975 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17977 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
17978 Use SWI mode iterator. Use general_reg_operand predicate.
17979 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
17980 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
17983 2016-04-29 Jakub Jelinek <jakub@redhat.com>
17985 PR middle-end/70843
17986 * fold-const.c (operand_equal_p): Don't verify hash value equality
17988 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
17991 2016-04-28 Jakub Jelinek <jakub@redhat.com>
17994 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
17995 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
17996 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
17997 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
17998 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
18000 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
18002 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
18003 to info. Don't initialize separate fields to 0. Clean up
18006 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
18008 * config/i386/i386.md (peephole2s for operations with memory inputs):
18009 Use SWI mode iterator.
18010 (peephole2s for operations with memory outputs): Ditto.
18011 Do not check for stack checking probe.
18013 (probe_stack): Remove expander.
18015 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
18016 Andrew Burgess <andrew.burgess@embecosm.com>
18018 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
18019 operands as 32-bits.
18021 2016-04-28 Jason Merrill <jason@redhat.com>
18023 * gdbinit.in: Skip line-map.h.
18025 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
18026 Andrew Burgess <andrew.burgess@embecosm.com>
18028 * config/arc/arc.c (arc_conditional_register_usage): Take
18029 TARGET_RRQ_CLASS into account.
18030 (arc_print_operand): Support printing 'p' and 's' operands.
18031 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
18033 (TARGET_RRQ_CLASS): Define.
18034 (IS_POWEROF2_OR_0_P): Define.
18035 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
18037 (*tst_movb): New define_insn.
18038 (*tst): Avoid recognition if it could prevent '*tst_movb'
18039 combination; replace c/CnL with c/Chs alternative.
18040 (*tst_bitfield_tst): New define_insn.
18041 (*tst_bitfield_asr): New define_insn.
18042 (*tst_bitfield): New define_insn.
18043 (andsi3_i): Add Rrq variant.
18044 (extzv): New define_expand.
18045 (insv): New define_expand.
18046 (*insv_i): New define_insn.
18047 (*movb): New define_insn.
18048 (*movb_signed): New define_insn.
18049 (*movb_high): New define_insn.
18050 (*movb_high_signed): New define_insn.
18051 (*movb_high_signed + 1): New define_split pattern.
18052 (*mrgb): New define_insn.
18053 (*mrgb + 1): New define_peephole2 pattern.
18054 (*mrgb + 2): New define_peephole2 pattern.
18055 * config/arc/arc.opt (mbitops): New option for nps400, uses
18056 TARGET_NPS_BITOPS_DEFAULT.
18057 * config/arc/constraints.md (q): Make register class conditional.
18058 (Rrq): New register constraint.
18059 (Chs): New constraint.
18060 (Clo): New constraint.
18061 (Chi): New constraint.
18062 (Cbf): New constraint.
18063 (Cbn): New constraint.
18064 (C18): New constraint.
18065 (Cbi): New constraint.
18067 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
18069 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
18071 (bitmap_intersection_of_preds): Ditto.
18072 (bitmap_union_of_succs): Ditto.
18073 (bitmap_union_of_preds): Ditto.
18074 * sbitmap.c (do_popcount): Delete.
18075 (BITMAP_DEBUGGING): Delete.
18076 (sbitmap_verify_popcount): Delete.
18077 (sbitmap_alloc): Don't initialize the popcount field.
18078 (sbitmap_alloc_with_popcount): Delete.
18079 (sbitmap_resize): Don't resize the popcount array.
18080 (sbitmap_vector_alloc): Don't initialize the popcount field.
18081 (bitmap_copy): Don't copy the popcount array.
18082 (bitmap_clear): Don't clear the popcount array.
18083 (bitmap_clear): Delete the popcount array handling.
18084 (bitmap_ior_and_compl): Delete the popcount assert.
18085 (bitmap_not): Ditto.
18086 (bitmap_and_compl): Ditto.
18087 (bitmap_and): Delete the popcount array handling.
18088 (bitmap_xor): Ditto.
18089 (bitmap_ior): Ditto.
18090 (bitmap_or_and): Delete the popcount assert.
18091 (bitmap_and_or): Ditto.
18092 (popcount_table): Delete.
18093 (sbitmap_elt_popcount): Delete.
18094 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
18095 (bitmap_set_bit): Delete the popcount assert.
18096 (bitmap_clear_bit): Ditto.
18097 (sbitmap_free): Don't free the popcount array.
18098 (sbitmap_alloc_with_popcount): Delete declaration.
18099 (sbitmap_popcount): Ditto.
18101 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
18102 Andrew Burgess <andrew.burgess@embecosm.com>
18104 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
18105 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
18106 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
18107 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
18108 * config/arc/arc.opt (mcmem): New option.
18109 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
18110 supply length for r/m alternative.
18111 (*extendqisi2_ac): Likewise.
18112 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
18114 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
18115 (movhi_insn): Likewise.
18116 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
18117 (*zero_extendqihi2_i): Add r/Ucm alternative.
18118 (*zero_extendqisi2_ac): Likewise.
18119 (*zero_extendhisi2_i): Likewise.
18120 * config/arc/constraints.md (Uex): New memory constraint.
18121 (Ucm): New define_constraint.
18122 * config/arc/predicates.md (long_immediate_loadstore_operand):
18123 Return 0 for MEM with cmem_address address.
18124 (cmem_address_0): New predicates.
18125 (cmem_address_1): Likewise.
18126 (cmem_address_2): Likewise.
18127 (cmem_address): Likewise.
18129 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
18131 * config/rs6000/rs6000.c (machine_function): Rename
18132 insn_chain_scanned_p to spe_insn_chain_scanned_p.
18133 (rs6000_stack_info): Adjust.
18135 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
18136 Andrew Burgess <andrew.burgess@embecosm.com>
18138 * config/arc/constraints.md (Usd): Convert to define_constraint.
18142 2016-04-28 Jakub Jelinek <jakub@redhat.com>
18145 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
18146 Add new peephole2 where the first insn is *mov<mode>_or instead of
18147 *mov<mode>_internal.
18149 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
18151 * tracer.c (bb_seen): Make static.
18153 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
18155 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
18156 support, setup defaults.
18157 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
18158 * config/arc/arc.c (arc_init): Add NPS400 support.
18159 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
18160 (TARGET_ARC700): NPS400 is also an ARC700.
18161 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
18163 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
18166 * config/nds32/nds32.md (casesi): Don't access the operands array
18169 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
18171 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
18172 (or $-1,reg peephole2): Ditto.
18173 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
18175 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
18177 * doc/extend.texi (Common Function Attributes) [optimize]:
18178 Discourage use of the optimize attribute.
18180 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
18182 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
18183 special case builtin.
18184 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
18185 ALTIVEC_BUILTIN_VEC_ADDE.
18186 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
18187 support for ALTIVEC_BUILTIN_VEC_ADDE.
18188 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
18189 for __builtin_vec_adde.
18191 2016-04-28 Jakub Jelinek <jakub@redhat.com>
18193 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
18194 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
18196 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18199 * doc/sourcebuild.texi (Effective-Target Keywords, Other
18200 attributes): Document cilkplus_runtime.
18202 2016-04-28 Martin Jambor <mjambor@suse.cz>
18204 * tree-cfg.c (verify_expr): Verify that local declarations belong to
18205 this function. Call verify_expr on MEM_REFs and bases of other
18206 handled_components.
18208 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18210 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
18211 for WORD_REGISTER_OPERATIONS to runtime check.
18213 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
18215 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
18217 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
18219 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
18220 big-endian compilation.
18221 * config/arc/arc.md (addf3): Likewise.
18222 (subdf3): Likewise.
18223 (muldf3): Likewise.
18225 2016-04-28 Richard Biener <rguenther@suse.de>
18227 PR tree-optimization/70840
18228 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
18229 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
18230 Mark x * pow(x,c) -> pow(x,c+1) commutative.
18231 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
18233 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18235 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
18236 and explain why in a comment.
18238 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
18240 * config/arc/arc.md (cpu_facility): Add fpx variant.
18241 (subdf3): Prohibit use reverse sub when assist operations option
18243 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
18244 instructions only when FPX is enabled.
18245 * testsuite/gcc.target/arc/trsub.c: New test.
18247 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
18249 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
18250 mult_operator when calculating "type" attribute.
18251 (*fop_<mode>_1_i387): Ditto.
18252 (*fop_xf_1_i387): Ditto.
18253 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
18254 Use std::swap to swap operands. Use RTL expressions to generate
18257 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
18258 Joern Rennecke <joern.rennecke@embecosm.com>
18260 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
18262 (emit_pic_move): Remove.
18263 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
18264 * config/arc/arc.c (emit_pic_move): Removed.
18265 (TARGET_HAVE_TLS): Define.
18266 (arc_conditional_register_usage): Test for arc_tp_regno.
18267 (arc_print_operand, arc_print_operand_address): Handle TLS
18269 (arc_needs_pcl_p): New function.
18270 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
18271 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
18272 (arc_raw_symbolic_reference_mentioned_p): Likewise.
18273 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
18274 (arc_legitimize_tls_address): Likewise.
18275 (DTPOFF_ZERO_SYM): Define.
18276 (arc_legitimize_pic_address): Make it static, handle TLS cases.
18277 (arc_output_pic_addr_const): Print TLS unspecs.
18278 (prepare_pic_move): New function, replaces emit_pic_move.
18279 (arc_legitimate_constant_p): Handle TLS unspecs.
18280 (arc_legitimate_address_p): Likewise.
18281 (arc_rewrite_small_data_p): Use assert for TLS constants.
18282 (prepare_move_operands): Use prepare_pic_move.
18283 (arc_legitimize_address): Legitimize tls addresses.
18284 (arc_epilogue_uses): Check for arc_tp_regno.
18285 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
18286 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
18288 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
18290 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
18291 %(arc_tls_extra_start_spec).
18292 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
18293 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
18295 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
18296 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
18297 (UNSPEC_TLS_OFF): Add.
18299 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
18300 (get_thread_pointersi): New patterns.
18301 * config/arc/arc.opt (mtp-regno): New option.
18302 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
18303 (move_dest_operand): Likewise.
18304 * configure: Regenerate.
18305 * configure.ac: Add arc*-*-* case to test for tls.
18306 * doc/invoke.texi (ARC options): Document mtp-regno.
18308 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
18310 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
18311 the new ARC HS SIMD instructions.
18312 (arc_preferred_simd_mode): New function.
18313 (arc_autovectorize_vector_sizes): Likewise.
18314 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
18315 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
18316 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
18317 (arc_init_builtins): Add new SIMD builtin types.
18318 (arc_split_move): Handle 64 bit vector moves.
18319 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
18320 (TARGET_PLUS_QMACW): Define.
18321 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
18322 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
18323 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
18324 (VSUBADD4H): New builtins.
18325 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
18326 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
18328 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
18329 Matthias Klose <doko@debian.org>
18331 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
18333 2016-04-28 Richard Biener <rguenther@suse.de>
18335 PR middle-end/70777
18336 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
18339 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
18341 * common/config/sh/sh-common.c: Remove SH5 support.
18342 * config/sh/constraints.md: Likewise.
18343 * config/sh/config/sh/elf.h: Likewise.
18344 * config/sh/linux.h: Likewise.
18345 * config/sh/netbsd-elf.h: Likewise.
18346 * config/sh/predicates.md: Likewise.
18347 * config/sh/sh-c.c: Likewise.
18348 * config/sh/sh-protos.h: Likewise.
18349 * config/sh/sh.c: Likewise.
18350 * config/sh/sh.h: Likewise.
18351 * config/sh/sh.md: Likewise.
18352 * config/sh/sh.opt: Likewise.
18353 * config/sh/sync.md: Likewise.
18354 * config/sh/sh64.h: Delete.
18355 * config/sh/shmedia.h: Likewise.
18356 * config/sh/shmedia.md: Likewise.
18357 * config/sh/sshmedia.h: Likewise.
18358 * config/sh/t-netbsd-sh5-64: Likewise.
18359 * config/sh/t-sh64: Likewise.
18360 * config/sh/ushmedia.h: Likewise.
18362 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
18364 * config/i386/i386.md (sign_extend to memory peephole2s): Use
18365 general_reg_operand instead of register_operand predicate.
18367 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
18369 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
18371 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
18373 * match.pd (A - B > A, A + B < A): New transformations.
18375 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
18377 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
18378 which defaults to true. Emit an outer pair of parentheses only if
18379 EMIT_PARENS. When continuing a chain of && or || (or & or |),
18380 don't emit parentheses for the right-hand operand.
18382 2016-04-27 Jeff Law <law@redhat.com>
18384 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
18386 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18388 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
18389 (altivec_lvx_<mode>_internal): Document.
18390 (altivec_lvx_<mode>_2op): New define_insn.
18391 (altivec_lvx_<mode>_1op): Likewise.
18392 (altivec_lvx_<mode>_2op_si): Likewise.
18393 (altivec_lvx_<mode>_1op_si): Likewise.
18394 (altivec_stvx_<mode>): Remove.
18395 (altivec_stvx_<mode>_internal): Document.
18396 (altivec_stvx_<mode>_2op): New define_insn.
18397 (altivec_stvx_<mode>_1op): Likewise.
18398 (altivec_stvx_<mode>_2op_si): Likewise.
18399 (altivec_stvx_<mode>_1op_si): Likewise.
18400 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18401 Expand vec_ld and vec_st during parsing.
18402 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
18404 (altivec_expand_stvx_be): Likewise.
18405 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
18406 address-masking behavior in RTL.
18407 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
18408 address-masking behavior in RTL.
18409 (altivec_expand_builtin): Change builtin code arguments for calls
18410 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
18411 (insn_is_swappable_p): Avoid incorrect swap optimization in the
18412 presence of lvx/stvx patterns.
18413 (alignment_with_canonical_addr): New function.
18414 (alignment_mask): Likewise.
18415 (find_alignment_op): Likewise.
18416 (recombine_lvx_pattern): Likewise.
18417 (recombine_stvx_pattern): Likewise.
18418 (recombine_lvx_stvx_patterns): Likewise.
18419 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
18420 stvx patterns from expand.
18421 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
18423 (vector_altivec_store_<mode>): Likewise.
18425 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
18427 * config/aarch64/aarch64.md
18428 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
18429 remove the "fp" attributes.
18430 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
18431 add the "simd" attributes.
18432 (*movdf_aarch64): Likewise.
18433 (*movtf_aarch64): Remove the "fp" attributes.
18434 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
18435 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
18437 2016-04-27 David Malcolm <dmalcolm@redhat.com>
18439 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
18440 rtx to rtx_code_label *.
18441 * rtl.h (maybe_set_first_label_num): Likewise.
18443 2016-04-27 David Malcolm <dmalcolm@redhat.com>
18445 * df-core.c (df_add_problem): Make the problem param be const.
18446 (df_remove_problem): Make local "problem" be const.
18447 * df-problems.c (problem_RD): Make const.
18448 (problem_LR): Likewise.
18449 (problem_LIVE): Likewise.
18450 (problem_MIR): Likewise.
18451 (problem_CHAIN): Likewise.
18452 (problem_WORD_LR): Likewise.
18453 (problem_NOTE): Likewise.
18454 (problem_MD): Likewise.
18455 * df-scan.c (problem_SCAN): Likewise.
18456 * df.h (struct df_problem): Make field "dependent_problem" be
18458 (struct dataflow): Likewise for field "problem".
18459 (df_add_problem): Make param const.
18461 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
18463 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
18464 inter-unit moves to/from vector registers are enabled. Do not disable
18467 2016-04-27 David Malcolm <dmalcolm@redhat.com>
18469 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
18470 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
18472 (enum df_problem_id): ...this new enum.
18473 (struct df_problem): Convert field "id" from "int" to
18474 enum df_problem_id.
18476 2016-04-27 David Malcolm <dmalcolm@redhat.com>
18478 * rtl.def: Update comment for "things in the instruction chain" to
18479 reflect the removal of the leading "i" field for INSN_UID in
18480 r210360. Fix bogus apostrophe.
18482 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
18484 * config/i386/i386.md
18485 (lea arith with mem operand + setcc peephole2): Set operator mode.
18487 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
18490 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
18491 (dimode_scalar_to_vector_candidate_p): This.
18492 (timode_scalar_to_vector_candidate_p): New function.
18493 (scalar_to_vector_candidate_p): Likewise.
18494 (timode_check_non_convertible_regs): Likewise.
18495 (timode_remove_non_convertible_regs): Likewise.
18496 (remove_non_convertible_regs): Likewise.
18497 (remove_non_convertible_regs): Renamed to ...
18498 (dimode_remove_non_convertible_regs): This.
18499 (scalar_chain::~scalar_chain): Make it virtual.
18500 (scalar_chain::compute_convert_gain): Make it pure virtual.
18501 (scalar_chain::mark_dual_mode_def): Likewise.
18502 (scalar_chain::convert_insn): Likewise.
18503 (scalar_chain::convert_registers): Likewise.
18504 (scalar_chain::add_to_queue): Make it protected.
18505 (scalar_chain::emit_conversion_insns): Likewise.
18506 (scalar_chain::replace_with_subreg): Likewise.
18507 (scalar_chain::replace_with_subreg_in_insn): Likewise.
18508 (scalar_chain::convert_op): Likewise.
18509 (scalar_chain::convert_reg): Likewise.
18510 (scalar_chain::make_vector_copies): Likewise.
18511 (scalar_chain::convert_registers): New pure virtual function.
18512 (class dimode_scalar_chain): New class.
18513 (class timode_scalar_chain): Likewise.
18514 (scalar_chain::mark_dual_mode_def): Renamed to ...
18515 (dimode_scalar_chain::mark_dual_mode_def): This.
18516 (timode_scalar_chain::mark_dual_mode_def): New function.
18517 (timode_scalar_chain::convert_insn): Likewise.
18518 (dimode_scalar_chain::convert_registers): Likewise.
18519 (scalar_chain::compute_convert_gain): Renamed to ...
18520 (dimode_scalar_chain::compute_convert_gain): This.
18521 (scalar_chain::replace_with_subreg): Renamed to ...
18522 (dimode_scalar_chain::replace_with_subreg): This.
18523 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
18524 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
18525 (scalar_chain::make_vector_copies): Renamed to ...
18526 (dimode_scalar_chain::make_vector_copies): This.
18527 (scalar_chain::convert_reg): Renamed to ...
18528 (dimode_scalar_chain::convert_reg ): This.
18529 (scalar_chain::convert_op): Renamed to ...
18530 (dimode_scalar_chain::convert_op): This.
18531 (scalar_chain::convert_insn): Renamed to ...
18532 (dimode_scalar_chain::convert_insn): This.
18533 (scalar_chain::convert): Call convert_registers.
18534 (convert_scalars_to_vector): Change to scalar_chain pointer to
18535 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
18536 in 32-bit mode. Delete scalar_chain pointer. Call
18537 free_dominance_info in 64-bit mode.
18538 (pass_stv::gate): Remove TARGET_64BIT check.
18539 (ix86_option_override): Put the 64-bit STV pass before the CSE
18542 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
18544 * dwarf2out.h (struct dw_loc_descr_node): Remove the
18545 dw_loc_frame_offset field.
18546 * dwarf2out.c (new_loc_descr): Likewise.
18547 (resolve_args_picking_1): Turn the VISITED hash set into a
18548 FRAME_OFFSET hash map. Use it to associate a frame offset to
18549 visited nodes. Remove uses of the CHECKING_P macro.
18550 (resolve_args_picking): Update call to resolve_args_picking_1.
18552 2016-04-27 Martin Liska <mliska@suse.cz>
18554 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
18555 (free_loop_data): Release vuses of groups.
18557 2016-04-27 Bin Cheng <bin.cheng@arm.com>
18559 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
18560 instead of redundant use_id and boolean have_use_for.
18561 (struct iv_use): Change sub_id into group_id. Remove field next.
18562 Move fields: related_cands, n_map_members, cost_map and selected
18564 (struct iv_group): ... here. New structure.
18565 (struct iv_common_cand): Use structure declaration directly.
18566 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
18567 (MAX_CONSIDERED_USES): Rename macro to ...
18568 (MAX_CONSIDERED_GROUPS): ... here.
18569 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
18570 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
18571 (dump_uses): Rename to ...
18572 (dump_groups): ... here. Update all uses.
18573 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
18574 (find_induction_variables): Refactor format of dump information.
18575 (record_sub_use): Delete.
18576 (record_use): Update all uses.
18577 (record_group): New function.
18578 (record_group_use, find_interesting_uses_op): Call above functions.
18580 (find_interesting_uses_cond): Ditto.
18581 (group_compare_offset): New function.
18582 (split_all_small_groups): Rename to ...
18583 (split_small_address_groups_p): ... here. Update all uses.
18584 (split_address_groups): Update all uses.
18585 (find_interesting_uses): Refactor format of dump information.
18586 (add_candidate_1): Update all uses. Remove redundant check on iv,
18588 (add_candidate, record_common_cand): Remove redundant assert.
18589 (add_iv_candidate_for_biv): Update use.
18590 (add_iv_candidate_derived_from_uses): Update all uses.
18591 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
18592 (alloc_use_cost_map): Ditto.
18593 (set_use_iv_cost, get_use_iv_cost): Rename to ...
18594 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
18595 (determine_use_iv_cost_generic): Ditto.
18596 (determine_group_iv_cost_generic): Ditto.
18597 (determine_use_iv_cost_address): Ditto.
18598 (determine_group_iv_cost_address): Ditto.
18599 (determine_use_iv_cost_condition): Ditto.
18600 (determine_group_iv_cost_cond): Ditto.
18601 (determine_use_iv_cost): Ditto.
18602 (determine_group_iv_cost): Ditto.
18603 (set_autoinc_for_original_candidates): Update all uses.
18604 (find_iv_candidates): Update all uses. Refactor dump information.
18605 (determine_use_iv_costs): Ditto.
18606 (determine_iv_costs): Ditto.
18607 (iv_ca_cand_for_use): Rename to ...
18608 (iv_ca_cand_for_group): ... here. Update all uses.
18609 (iv_ca_add_use, iv_ca_add_group): Ditto.
18610 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
18611 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
18612 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
18613 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
18614 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
18615 (create_new_iv, adjust_iv_update_pos): Ditto.
18616 (rewrite_use_address): Delete.
18617 (rewrite_use_address_1): Rename to ...
18618 (rewrite_use_address): ... here.
18619 (rewrite_use_compare): Update all uses.
18620 (rewrite_use): Delete.
18621 (rewrite_uses): Rename to ...
18622 (rewrite_groups): ... here. Update all uses.
18623 (remove_unused_ivs, free_loop_data): Update all uses.
18624 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
18626 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18628 * rtlanal.c (nonzero_bits1): Convert preprocessor check
18629 for WORD_REGISTER_OPERATIONS to runtime check.
18631 2016-04-27 Richard Biener <rguenther@suse.de>
18634 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
18635 aggregate_value_p to determine if a function result is
18636 returned by reference.
18637 (ipa_pta_execute): Functions having their address taken are
18638 not automatically nonlocal.
18640 2016-04-27 Jakub Jelinek <jakub@redhat.com>
18643 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
18644 * fold-const.c (operand_equal_p): If flag_checking and
18645 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
18646 and if it returns non-zero, assert iterative_hash_expr on both
18649 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
18651 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
18653 2016-04-27 Nick Clifton <nickc@redhat.com>
18655 PR middle-end/49889
18656 * varasm.c (merge_weak): Generate an error if an attempt is made
18657 to convert a non-weak static function into a weak, public function.
18659 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
18661 * params.def (MAX_PARTITION_SIZE): New param.
18662 * doc/invoke.texi: Document lto-max-partition.
18664 2016-04-27 Richard Biener <rguenther@suse.de>
18667 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
18668 function cummulating used_from_other_partition, externally_visible
18669 and force_output from aliases.
18670 (refered_from_nonlocal_var): Likewise.
18671 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
18672 node flags properly.
18674 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
18676 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
18677 (-Wmemset-elt-size): New item.
18679 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
18682 * stor-layout.h (internal_reference_types): Delete.
18683 * stor-layout.c (reference_types_internal): Likewise.
18684 (internal_reference_types): Likewise.
18685 (layout_type) <REFERENCE_TYPE>: Adjust.
18687 2016-04-27 Jakub Jelinek <jakub@redhat.com>
18690 * tree.h (inchash::add_expr): Add FLAGS argument.
18691 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
18692 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
18693 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
18694 Formatting fix. Adjust recursive calls. For tcc_comparison,
18695 if swap_tree_comparison (code) is smaller than code, hash that
18696 and arguments in the other order. Hash CONVERT_EXPR the same
18697 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
18698 of ADDR_EXPR of decl as the decl itself. Add or remove
18699 OEP_ADDRESS_OF from recursive flags as needed. For
18700 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
18701 operands commutatively and only the third one normally.
18702 For internal CALL_EXPR hash in CALL_EXPR_IFN.
18704 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
18706 * config/rtems.h (LIB_SPEC): Add -latomic.
18708 2016-04-27 Joel Sherrill <joel@rtems.org>
18710 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
18711 xilink.ld and flags not relevant to RTEMS.
18713 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
18715 * toplev.c (backend_init_target): Avoid calling init_reload when using
18718 2016-04-26 Jakub Jelinek <jakub@redhat.com>
18720 * reorg.c (try_merge_delay_insns): Declare i and j inside the
18721 for loops rather than one for the whole function.
18723 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
18725 * match.pd (X + CST CMP X): New transformation.
18727 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
18729 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
18730 * fold-const.c (fold_binary_loc): Remove 2 transformations
18731 superseded by match.pd.
18732 * match.pd (x+x -> x*2): Generalize to integers.
18734 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
18736 * config/i386/i386.md (operation on memory peephole): Duplicate an
18737 existing peephole and adapt it to match lea rather than an operation
18740 PR rtl-optimization/57193
18741 * opts.c (default_options_table): Add OPT_frename_registers at -O2
18743 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
18745 2016-04-26 Bin Cheng <bin.cheng@arm.com>
18747 * tree-if-conv.c (any_pred_load_store): New static variable.
18748 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
18749 any_pred_load_store instead of and_mask_load_store.
18750 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
18751 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
18752 (combine_blocks, tree_if_conversion): Ditto.
18754 2016-04-26 Bin Cheng <bin.cheng@arm.com>
18756 PR tree-optimization/70771
18757 PR tree-optimization/70775
18758 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
18759 virtual PHI nodes. Delete parameter.
18760 (if_convertible_loop_p_1): Delete argument to above function.
18761 (predicate_all_scalar_phis): Delete code handling single-argument
18763 (tree_if_conversion): Mark and update virtual SSA.
18765 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18768 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
18769 (x86_elf_aligned_common): Rename to ...
18770 (x86_elf_aligned_decl_common): ... this.
18771 Add decl arg. Switch to .lbss for largecomm object. Use
18772 LARGECOMM_SECTION_ASM_OP.
18773 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
18775 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
18776 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
18778 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
18779 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
18781 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18784 * config/i386/i386.c (SECTION_LARGE): Define.
18785 (x86_64_elf_select_section): Set it for large data/bss sections.
18786 Only clear SECTION_WRITE for .lrodata.
18787 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
18789 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
18790 * varasm.c (default_elf_asm_named_section): Grow flagchars.
18791 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
18793 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
18794 * doc/tm.texi: Regenerate.
18796 2016-04-26 Jakub Jelinek <jakub@redhat.com>
18799 * configure.ac (--enable-checking): Document extra flag, for
18800 non-release builds default to --enable-checking=yes,extra.
18801 If misc checking and extra checking, define CHECKING_P to 2 instead
18803 * common.opt (fchecking=): Add.
18804 * doc/invoke.texi (-fchecking=): Document.
18805 * doc/install.texi: Document --enable-checking changes.
18806 * configure: Regenerated.
18807 * config.in: Regenerated.
18809 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18811 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
18812 attribute instead of which_alternative.
18813 * config/i386/sse.md (*mov<mode>_internal): Ditto.
18814 Use EXT_REX_SSE_REG_P where appropriate.
18816 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18818 * config/i386/predicates.md (const0_operand): Do not match
18819 const_wide_int code.
18820 (const1_operand): Ditto.
18822 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18824 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
18825 for SSE constm1 operands and TARGET_AVX512VL.
18826 (*movti_internal): Ditto.
18827 (*mov<mode>_or): Use constm1_operand predicate.
18828 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
18829 for SSE vector_all_ones operands and TARGET_AVX512VL.
18830 * config/i386/predicates.md (constm1_operand): New predicate.
18831 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
18832 emission of constant -1 load.
18834 2016-04-25 Jason Merrill <jason@redhat.com>
18836 * gdbinit.in: Skip is-a.h.
18838 * attribs.c (register_scoped_attributes): Fix logic.
18839 * attribs.h: Declare register_scoped_attributes.
18841 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18843 * config/rs6000/rs6000-builtin.def: Correct pasto error for
18844 stxvd2x and stxvw4x built-in functions.
18846 2016-04-25 DJ Delorie <dj@redhat.com>
18848 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
18849 (ashrhi3): Likewise.
18850 (lshrhi3): Likewise.
18852 2016-04-25 Richard Biener <rguenther@suse.de>
18854 PR tree-optimization/70780
18855 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
18856 wasn't visited yet.
18857 (compute_antic): Mark blocks with abnormal preds as visited as
18858 they have a final empty antic-in solution already.
18860 2016-04-25 Michael Collison <michael.collison@linaro.org>
18862 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
18864 2016-04-25 Michael Collison <michael.collison@linaro.org>
18866 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
18867 mode is VQI to improve mixed mode vectorization.
18868 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
18869 define_insn to match low half of signed vaddw.
18870 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
18871 define_insn to match high half of signed vaddw.
18872 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
18873 define_insn to match low half of unsigned vaddw.
18874 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
18875 define_insn to match high half of unsigned vaddw.
18876 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
18877 (arm_simd_check_vect_par_cnst_half_p): Likewise.
18878 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
18880 (arm_simd_check_vect_par_cnst_half_p): Likewise.
18881 * config/arm/predicates.md (vect_par_constant_high): Support
18882 big endian and simplify by calling
18883 arm_simd_check_vect_par_cnst_half
18884 (vect_par_constant_low): Likewise.
18886 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18888 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
18889 predicate for operand 2.
18891 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
18892 H.J. Lu <hongjiu.lu@intel.com>
18894 * config/i386/i386-protos.h (standard_sse_constant_p): Add
18895 machine_mode argument.
18896 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
18897 constm1_rtx operands. For VOIDmode constants, get mode from
18898 pred_mode. Check mode size if the mode is supported by ABI.
18899 (standard_sse_constant_opcode): Do not use standard_constant_p.
18900 Strictly check ABI support for all-ones operands.
18901 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
18902 immediates. Update calls to standard_sse_constant_p.
18903 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
18904 (ix86_rtx_costs): Ditto.
18905 * config/i386/i386.md (*movxi_internal_avx512f): Use
18906 nonimmediate_or_sse_const_operand instead of vector_move_operand.
18907 Use (v,BC) alternative instead of (v,C). Use register_operand
18908 checks instead of MEM_P.
18909 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
18910 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
18911 isa attribute. Use register_operand checks instead of MEM_P.
18912 (*movti_internal): Use nonimmediate_or_sse_const_operand for
18913 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
18914 alternative and corresponding sse2 isa attribute.
18915 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
18916 to standard_sse_constant_p.
18917 (FP constant splitters): Ditto.
18918 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
18920 * config/i386/predicates.md (constm1_operand): Remove.
18921 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
18922 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
18923 vector_all_ones_operand instead of constm1_operand.
18925 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18927 * print-rtl.c (print_rtx_insn_vec): New function.
18928 * print-rtl.h: New prototype.
18929 * store-motion.c (struct st_expr): Make avail_stores a vector.
18930 (st_expr_entry): Adjust.
18931 (free_st_expr_entry): Likewise.
18932 (print_store_motion_mems): Likewise.
18933 (find_moveable_store): Likewise.
18934 (compute_store_table): Likewise.
18935 (delete_store): Likewise.
18936 (build_store_vectors): Likewise.
18938 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18940 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
18942 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18944 * vec.h (vec_safe_contains): New function.
18945 (vec::contains): Likewise.
18946 (vec::begin): Likewise.
18947 (vec::end): Likewise.
18949 2016-04-23 Jakub Jelinek <jakub@redhat.com>
18952 * cfgexpand.c (expand_stack_vars): Fix typo.
18954 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
18956 * system.h (list, map, set, vector): Include conditionally.
18957 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
18958 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
18959 * ipa-icf.c (INCLUDE_LIST): Define.
18960 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
18961 * config/sh/sh.c (INCLUDE_VECTOR): Define.
18962 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
18963 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
18964 * cp/logic.cc (INCLUDE_LIST): Define.
18965 * fortran/trans-common.c (INCLUDE_MAP): Define.
18967 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
18969 * auto-profile.c: Remove <string.h> include.
18970 * ipa-icf-gimple.c: Remove <list> include.
18971 * diagnostic.c: Remove <new> include.
18972 * genmatch.c: Likewise.
18973 * pretty-print.c: Likewise.
18974 * toplev.c: Likewise
18975 * c/c-objc-common.c: Likewise.
18976 * cp/error.c: Likewise.
18977 * fortran/error.c: Likewise.
18979 2016-04-22 Richard Biener <rguenther@suse.de>
18981 * lto-streamer-in.c (input_ssa_names): Do not allocate
18982 GIMPLE_NOP for all SSA names.
18983 * lto-streamer-out.c (output_ssa_names): Do not output
18984 SSA names that should have been released.
18986 2016-04-22 Richard Biener <rguenther@suse.de>
18988 PR tree-optimization/70740
18989 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
18992 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
18995 * config/i386/predicates.md (call_insn_operand): Replace
18996 sibcall_memory_operand with memory_operand.
18998 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
19000 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
19001 has_single_use() tests.
19002 (register_edge_assert_for_1): Likewise.
19003 (find_assert_locations_1): Check the liveness bitmap instead of
19004 checking has_single_use().
19006 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
19009 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
19010 Extract AVX-512BW constraint from AVX.
19012 2016-04-21 Richard Biener <rguenther@suse.de>
19014 PR tree-optimization/70725
19015 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
19016 for phi_convertible_by_degenerating_args.
19017 (predicate_all_scalar_phis): Handle single-argument PHIs.
19019 2016-04-21 Richard Biener <rguenther@suse.de>
19021 PR middle-end/70747
19022 * fold-const.c (fold_comparison): Return properly typed
19025 2016-04-21 Bin Cheng <bin.cheng@arm.com>
19027 PR tree-optimization/70715
19028 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
19029 after expanding BASE using expand_simple_operations.
19031 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
19033 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
19034 New transformations.
19036 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
19038 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
19040 2016-04-20 Jan Hubicka <jh@suse.cz>
19042 * ipa-inline.c (can_inline_edge_p): Pass caller info to
19043 ultiimate_alias_target.
19044 (update_callee_keys): Likewise.
19045 (lookup_recursive_calls): Likewise.
19046 (speculation_useful_p): Likewise.
19048 2016-04-20 Jan Hubicka <jh@suse.cz>
19051 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
19052 (set_nothrow_flag_1): ... this; handle interposition correctly;
19053 recurse on aliases and thunks.
19054 (cgraph_node::set_nothrow_flag): New.
19055 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
19056 functions compiled with non-call exceptions that binds to current
19058 (propagate_nothrow): Be safe WRT interposition.
19059 * cgraph.h (set_nothrow_flag): Update prototype.
19061 2016-04-18 Jan Hubicka <jh@suse.cz>
19063 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
19064 max_loop_iterations_int.
19065 (tree_unswitch_outer_loop): Likewise.
19067 2016-04-20 Bin Cheng <bin.cheng@arm.com>
19069 PR tree-optimization/69489
19070 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
19071 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
19072 Revise dump message.
19073 (if_convertible_bb_p): Remove check on edge count of basic block's
19076 2016-04-20 Bin Cheng <bin.cheng@arm.com>
19078 PR tree-optimization/56625
19079 PR tree-optimization/69489
19080 * tree-data-ref.h (DR_INNERMOST): New macro.
19081 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
19082 hashing struct innermost_loop_behavior.
19083 (ref_DR_map): Remove.
19084 (innermost_DR_map): New map.
19085 (baseref_DR_map): Revise comment.
19086 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
19087 to innermost_DR_map accroding to its innermost loop behavior.
19088 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
19089 to its innermost loop behavior.
19090 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
19091 Add initialization for innermost_DR_map. Record memory reference
19092 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
19093 have innermost loop behavior.
19094 (if_convertible_loop_p): Remove release for ref_DR_map. Release
19097 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
19099 * config/i386/i386.md (*lea<mode>_general_1): Rename from
19100 *lea_general_1. Use explicit SWI12 mode interator.
19101 (*lea<mode>_general_2): Rename from *lea_general_2.
19102 Use explicit SWI12 mode interator.
19103 (*lea<mode>_general_3): Rename from *lea_general_3.
19104 Use explicit SWI12 mode interator.
19105 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
19106 Use explicit SWI12 mode interator.
19107 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
19108 Use explicit SWI48 mode interator.
19110 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
19112 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
19113 Short-cut unaligned load and store cases. Handle all integer
19115 (ix86_expand_vector_move_misalign): Short-cut unaligned load
19116 and store cases. Call ix86_avx256_split_vector_move_misalign
19117 directly without checking mode class.
19119 2016-04-20 Andrew Pinski <apinski@cavium.com>
19120 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19123 * config/aarch64/aarch64.md (sibcall): Force call
19124 address to be DImode for ILP32.
19125 (sibcall_value): Likewise.
19127 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
19129 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
19131 2016-04-20 Richard Biener <rguenther@suse.de>
19133 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
19134 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
19135 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
19136 (maybe_push_res_to_seq): Adjust.
19137 * gimple-fold.c (maybe_build_generic_op): Likewise.
19139 2016-04-20 Marek Polacek <polacek@redhat.com>
19141 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
19144 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
19146 * config/i386/sse.md (vec_unpacks_lo_hi): Always
19147 use kmovw to support AVX512F target.
19149 2016-04-20 Bin Cheng <bin.cheng@arm.com>
19151 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
19153 2016-04-20 Marek Polacek <polacek@redhat.com>
19155 PR tree-optimization/70725
19156 * tree-if-conv.c (is_false_predicate): New function.
19157 (predicate_mem_writes): Use it.
19159 2016-04-20 Richard Biener <rguenther@suse.de>
19161 PR tree-optimization/70726
19162 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
19163 shift amounts from a pattern stmt operand.
19165 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19168 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
19169 stack_restore_from_fpr pattern when restoring r15.
19170 (s390_optimize_prologue): Strip away the memory barrier in the
19171 parallel when trying to get rid of restore insns.
19172 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
19173 definition for loading the stack pointer from an FPR. Compared to
19174 the normal move insn this pattern includes a full memory barrier.
19176 2016-04-19 Jakub Jelinek <jakub@redhat.com>
19178 PR middle-end/70680
19179 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
19180 implicitly linear or lastprivate iterator on the outer context.
19182 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
19184 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
19186 * config/i386/i386.md (ssememalign): Removed.
19187 * config/i386/sse.md: Remove ssememalign attribute from patterns.
19189 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
19192 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
19193 const short * to __builtin_ia32_loaddquhi512_mask.
19194 (_mm512_maskz_loadu_epi16): Likewise.
19195 (_mm512_mask_storeu_epi16): Pass short * to
19196 __builtin_ia32_storedquhi512_mask.
19197 (_mm512_mask_loadu_epi8): Pass const char * to
19198 __builtin_ia32_loaddquqi512_mask.
19199 (_mm512_maskz_loadu_epi8): Likewise.
19200 (_mm512_mask_storeu_epi8): Pass char * to
19201 __builtin_ia32_storedquqi512_mask.
19202 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
19203 const double * to __builtin_ia32_loadupd512_mask.
19204 (_mm512_mask_loadu_pd): Likewise.
19205 (_mm512_maskz_loadu_pd): Likewise.
19206 (_mm512_storeu_pd): Pass double * to
19207 __builtin_ia32_storeupd512_mask.
19208 (_mm512_mask_storeu_pd): Likewise.
19209 (_mm512_loadu_ps): Pass const float * to
19210 __builtin_ia32_loadups512_mask.
19211 (_mm512_mask_loadu_ps): Likewise.
19212 (_mm512_maskz_loadu_ps): Likewise.
19213 (_mm512_storeu_ps): Pass float * to
19214 __builtin_ia32_storeups512_mask.
19215 (_mm512_mask_storeu_ps): Likewise.
19216 (_mm512_mask_loadu_epi64): Pass const long long * to
19217 __builtin_ia32_loaddqudi512_mask.
19218 (_mm512_maskz_loadu_epi64): Likewise.
19219 (_mm512_mask_storeu_epi64): Pass long long *
19220 to __builtin_ia32_storedqudi512_mask.
19221 (_mm512_loadu_si512): Pass const int * to
19222 __builtin_ia32_loaddqusi512_mask.
19223 (_mm512_mask_loadu_epi32): Likewise.
19224 (_mm512_maskz_loadu_epi32): Likewise.
19225 (_mm512_storeu_si512): Pass int * to
19226 __builtin_ia32_storedqusi512_mask.
19227 (_mm512_mask_storeu_epi32): Likewise.
19228 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
19229 char * to __builtin_ia32_storedquqi256_mask.
19230 (_mm_mask_storeu_epi8): Likewise.
19231 (_mm256_mask_loadu_epi16): Pass const short * to
19232 __builtin_ia32_loaddquhi256_mask.
19233 (_mm256_maskz_loadu_epi16): Likewise.
19234 (_mm_mask_loadu_epi16): Pass const short * to
19235 __builtin_ia32_loaddquhi128_mask.
19236 (_mm_maskz_loadu_epi16): Likewise.
19237 (_mm256_mask_loadu_epi8): Pass const char * to
19238 __builtin_ia32_loaddquqi256_mask.
19239 (_mm256_maskz_loadu_epi8): Likewise.
19240 (_mm_mask_loadu_epi8): Pass const char * to
19241 __builtin_ia32_loaddquqi128_mask.
19242 (_mm_maskz_loadu_epi8): Likewise.
19243 (_mm256_mask_storeu_epi16): Pass short * to.
19244 __builtin_ia32_storedquhi256_mask.
19245 (_mm_mask_storeu_epi16): Pass short * to.
19246 __builtin_ia32_storedquhi128_mask.
19247 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
19248 const double * to __builtin_ia32_loadupd256_mask.
19249 (_mm256_maskz_loadu_pd): Likewise.
19250 (_mm_mask_loadu_pd): Pass onst double * to
19251 __builtin_ia32_loadupd128_mask.
19252 (_mm_maskz_loadu_pd): Likewise.
19253 (_mm256_mask_storeu_pd): Pass double * to
19254 __builtin_ia32_storeupd256_mask.
19255 (_mm_mask_storeu_pd): Pass double * to
19256 __builtin_ia32_storeupd128_mask.
19257 (_mm256_mask_loadu_ps): Pass const float * to
19258 __builtin_ia32_loadups256_mask.
19259 (_mm256_maskz_loadu_ps): Likewise.
19260 (_mm_mask_loadu_ps): Pass const float * to
19261 __builtin_ia32_loadups128_mask.
19262 (_mm_maskz_loadu_ps): Likewise.
19263 (_mm256_mask_storeu_ps): Pass float * to
19264 __builtin_ia32_storeups256_mask.
19265 (_mm_mask_storeu_ps): ass float * to
19266 __builtin_ia32_storeups128_mask.
19267 (_mm256_mask_loadu_epi64): Pass const long long * to
19268 __builtin_ia32_loaddqudi256_mask.
19269 (_mm256_maskz_loadu_epi64): Likewise.
19270 (_mm_mask_loadu_epi64): Pass const long long * to
19271 __builtin_ia32_loaddqudi128_mask.
19272 (_mm_maskz_loadu_epi64): Likewise.
19273 (_mm256_mask_storeu_epi64): Pass long long * to
19274 __builtin_ia32_storedqudi256_mask.
19275 (_mm_mask_storeu_epi64): Pass long long * to
19276 __builtin_ia32_storedqudi128_mask.
19277 (_mm256_mask_loadu_epi32): Pass const int * to
19278 __builtin_ia32_loaddqusi256_mask.
19279 (_mm256_maskz_loadu_epi32): Likewise.
19280 (_mm_mask_loadu_epi32): Pass const int * to
19281 __builtin_ia32_loaddqusi128_mask.
19282 (_mm_maskz_loadu_epi32): Likewise.
19283 (_mm256_mask_storeu_epi32): Pass int * to
19284 __builtin_ia32_storedqusi256_mask.
19285 (_mm_mask_storeu_epi32): Pass int * to
19286 __builtin_ia32_storedqusi128_mask.
19287 * config/i386/i386-builtin-types.def (PCSHORT): New.
19288 (PINT64): Likewise.
19289 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
19290 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
19291 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
19292 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
19293 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
19294 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
19295 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
19296 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
19297 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
19298 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
19299 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
19300 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
19301 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
19302 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
19303 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
19304 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
19305 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
19306 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
19307 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
19308 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
19309 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
19310 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
19311 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
19312 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
19313 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
19314 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
19315 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
19316 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
19317 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
19318 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
19319 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
19320 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
19321 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
19322 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
19323 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
19324 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
19325 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
19326 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
19327 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
19328 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
19329 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
19330 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
19331 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
19332 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
19333 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
19334 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
19335 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
19336 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
19337 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
19339 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
19340 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
19342 (ix86_expand_vector_move_misalign): Likewise.
19343 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
19344 to scalar function prototype for unaligned load/store builtins.
19345 (ix86_expand_special_args_builtin): Updated.
19346 * config/i386/sse.md (UNSPEC_LOADU): Removed.
19347 (UNSPEC_STOREU): Likewise.
19348 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
19349 (VI_ULOADSTORE_F_AVX512VL): Likewise.
19350 (ssescalarsize): Handle V4TI, V2TI and V1TI.
19351 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
19352 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
19353 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
19354 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
19355 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
19356 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
19357 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
19358 (<avx512>_storedqu<mode>_mask): Likewise.
19359 (*sse4_2_pcmpestr_unaligned): Likewise.
19360 (*sse4_2_pcmpistr_unaligned): Likewise.
19361 (*mov<mode>_internal): Renamed to ...
19362 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
19363 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
19364 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
19365 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
19367 2016-04-19 Richard Biener <rguenther@suse.de>
19369 PR tree-optimization/70171
19370 * tree-ssa-phiprop.c: Include stor-layout.h.
19371 (phiprop_insert_phi): Handle the aggregate copy case.
19372 (propagate_with_phi): Likewise.
19374 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
19376 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
19377 instead of simplify_gen_subreg (... , 0).
19378 (ix86_delegitimize_address): Ditto.
19379 (ix86_split_divmod): Ditto.
19380 (ix86_split_copysign_const): Ditto.
19381 (ix86_split_copysign_var): Ditto.
19382 (ix86_expand_args_builtin): Ditto.
19383 (ix86_expand_round_builtin): Ditto.
19384 (ix86_expand_special_args_builtin): Ditto.
19385 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
19386 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
19387 (udivmodqi4): Ditto.
19388 (absneg splitters): Ditto.
19389 (*jcc_bt<mode>_1): Ditto.
19391 2016-04-19 Richard Biener <rguenther@suse.de>
19393 PR tree-optimization/70724
19394 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
19395 restoring out from ...
19396 (free_scc_vn): ... here.
19397 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
19398 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
19400 (pass_fre::execute): Restore SSA info.
19402 2016-04-19 Richard Biener <rguenther@suse.de>
19404 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
19405 * gimple-walk.c (walk_gimple_op): Initialize it.
19406 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
19407 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
19408 remapping SSA names of defs.
19409 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
19412 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
19414 PR middle-end/70689
19415 * lra-constraints.c (equiv_substition_p): New.
19416 (process_alt_operands): Use it.
19417 (swap_operands): Swap it.
19418 (curr_insn_transform): Update it.
19420 2016-04-18 Michael Matz <matz@suse.de>
19422 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
19423 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
19424 * tree-core.h (tree_type_common.align): Use bit-field.
19425 (tree_type_common.spare): New.
19426 (tree_decl_common.off_align): Make smaller.
19427 (tree_decl_common.align): Use bit-field.
19429 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
19430 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
19431 (scan_sharing_clauses): Ditto.
19432 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
19433 (omp_finish_file): Ditto.
19434 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
19435 (layout_decl): Ditto.
19436 (relayout_decl): Ditto.
19437 (finalize_record_size): Use SET_TYPE_ALIGN.
19438 (finalize_type_size): Ditto.
19439 (finish_builtin_struct): Ditto.
19440 (layout_type): Ditto.
19441 (initialize_sizetypes): Ditto.
19442 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
19443 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
19444 (lookup_field_for_decl): Use SET_DECL_ALIGN.
19445 (get_chain_field): Ditto.
19446 (get_trampoline_type): Ditto.
19447 (get_nl_goto_field): Ditto.
19448 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
19450 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
19451 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
19452 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
19453 (build_qualified_type): Use SET_TYPE_ALIGN.
19454 (build_aligned_type, build_range_type_1): Ditto.
19455 (build_atomic_base): Ditto.
19456 (build_common_tree_nodes): Ditto.
19457 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
19458 (expand_one_stack_var_at): Ditto.
19459 * coverage.c (build_var): Use SET_DECL_ALIGN.
19460 * except.c (init_eh): Ditto.
19461 * function.c (assign_parm_setup_block): Ditto.
19462 * symtab.c (increase_alignment_1): Ditto.
19463 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
19464 * tree-vect-stmts.c (ensure_base_align): Ditto.
19465 * varasm.c (align_variable): Ditto.
19466 (assemble_variable): Ditto.
19467 (build_constant_desc): Ditto.
19468 (output_constant_def_contents): Ditto.
19470 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
19471 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
19472 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
19473 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
19474 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
19476 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
19479 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
19480 replace %vmovsd with "%vmovq".
19481 (vec_concatv2df): Likewise.
19483 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
19485 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
19486 (*vec_extractv2si_0): Ditto.
19487 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
19488 (zero_extended_scalar_load_operand splitters): Ditto.
19489 (vec_extract splitters): Ditto.
19490 (*vec_extractv4si_0_zext): Ditto.
19491 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
19492 and lowpart_subreg.
19493 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
19494 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
19495 (*sse4_1_extractps): Use lowpart_subreg.
19496 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
19498 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19500 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
19502 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
19503 Mention Solaris 11 packaging changes.
19504 Update gas and gld requirements.
19505 Remove reference to pre-Solaris 10 bug.
19506 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
19508 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
19511 2016-04-17 Jan Hubicka <jh@suse.cz>
19513 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
19514 max_loop_iterations_int.
19516 2016-04-18 Richard Biener <rguenther@suse.de>
19518 PR tree-optimization/43434
19519 * tree-ssa-structalias.c (struct vls_data): New.
19520 (visit_loadstore): Handle all pointer-based accesses.
19521 (compute_dependence_clique): Compute a bitmap of restrict tags
19522 assigned bases and pass it to visit_loadstore.
19524 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
19527 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
19528 armv8.1-a and armv8.1-a+crc.
19530 2016-04-18 Richard Biener <rguenther@suse.de>
19532 PR tree-optimization/70701
19533 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
19534 references after translating through a memcpy.
19536 2016-04-18 Richard Biener <rguenther@suse.de>
19538 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
19539 (compute_antic): ... here. For partial antic use regular
19540 postorder and scrap iteration.
19541 (compute_partial_antic_aux): Remove unused return value.
19542 (init_pre): Do not allocate postorder.
19543 (fini_pre): Do not free postorder.
19545 2016-04-18 Richard Biener <rguenther@suse.de>
19547 PR middle-end/37870
19548 * expmed.c (extract_bit_field_1): Remove broken case
19549 using a wider MODE_INT mode.
19551 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
19553 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
19554 unless compiling with at least GCC-4.8.
19556 2016-04-17 Jan Hubicka <jh@suse.cz>
19559 * graphite.c (graphite_finalize): Update call to
19560 tree_estimate_probability.
19561 * predict.h (tree_estimate_probability): Update prototype.
19563 2016-04-17 Jan Hubicka <jh@suse.cz>
19565 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
19566 (tree_estimate_probability): Likewise.
19567 (pass_profile::execute): Update.
19568 (report_predictor_hitrates): New function.
19569 * profile.c (compute_branch_probabilities): Use it.
19570 * predict.h (report_predictor_hitrates): Declare.
19572 2016-04-17 Jan Hubicka <jh@suse.cz>
19575 * cgraph.h (cgraph_node::set_const_flag,
19576 cgraph_node::set_pure_flag): Update prototype to return bool;
19578 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
19579 of interposable symbol are interposable, too.
19580 (cgraph_set_const_flag_1): Rename to ...
19581 (set_const_flag_1): ... this one; change to self recursive function
19582 instead of call_for_symbol_thunks_and_aliases. Handle correctly
19583 clearnig the flag in all variants and also virtual thunks of const
19584 functions are pure; track if any change was done.
19585 (cgraph_node::set_const_flag): Update.
19586 (struct set_pure_flag_info): New struct.
19587 (cgraph_set_pure_flag_1): Rename to ...
19588 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
19589 rather than pointer encoded flags; track if any changes was done;
19590 handle correctly clearning flag and setting flag of aliases already
19592 (cgraph_node::set_pure_flag): Update.
19593 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
19595 2016-04-17 Tom de Vries <tom@codesourcery.com>
19598 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
19599 backslash in label.
19601 2016-04-17 Tom de Vries <tom@codesourcery.com>
19603 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
19604 '{}<> ' as escape-for-record.
19606 2016-04-17 Tom de Vries <tom@codesourcery.com>
19608 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
19611 2016-04-17 Tom de Vries <tom@codesourcery.com>
19614 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
19615 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
19616 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
19617 * passes.c (finish_optimization_passes): Only call
19618 finish_graph_dump_file if dfi->graph_dump_initialized.
19619 (execute_function_dump, pass_init_dump_file): Use
19620 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
19622 2016-04-17 Tom de Vries <tom@codesourcery.com>
19624 PR tree-optimization/70256
19625 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
19626 (debug_varmap): New function.
19628 2016-04-17 Tom de Vries <tom@codesourcery.com>
19631 * passes.c (pass_manager::register_pass): Propagate pflags.
19633 2016-04-17 Tom de Vries <tom@codesourcery.com>
19636 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
19637 * passes.c (pass_manager::pass_manager): Declare and init p_start in
19638 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
19639 check if it's equal to p_start.
19640 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
19642 2016-04-15 Jan Hubicka <jh@suse.cz>
19645 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
19646 function does not bind to current def.
19647 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
19648 handle conservatively calls to functions that does not need to bind
19650 (check_call): Update call of worse_state.
19651 (ignore_edge_for_nothrow): Update.
19652 (ignore_edge_for_pure_const): Likewise.
19653 (propagate_pure_const): Update calls to worse_state.
19654 (skip_function_for_local_pure_const): Reformat comments.
19656 2016-04-15 Jan Hubicka <jh@suse.cz>
19659 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
19660 (cgraph_node::function_symbol): Likewise.
19661 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
19662 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
19663 (symtab_node::ultimate_alias_target): Add REF parameter.
19664 (symtab_node::binds_to_current_def_p): Declare.
19665 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
19666 (cgraph_node::function_symbol): Likewise.
19667 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
19668 (cgraph_node::get_availability): Likewise.
19669 (cgraph_edge::binds_to_current_def_p): New inline function.
19670 (varpool_node::get_availability): Add REF parameter.
19671 (varpool_node::ultimate_alias_target): Likewise.
19672 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
19673 (symtab_node::binds_to_current_def_p): Likewise.
19674 * varpool.c (varpool_node::get_availability): Likewise.
19676 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
19679 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
19680 Fix mode size check.
19682 2016-04-15 Jakub Jelinek <jakub@redhat.com>
19684 * BASE-VER: Set to 7.0.0.
19686 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
19688 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
19690 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19692 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
19693 architecture revisions.
19695 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
19697 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
19698 * config/i386/i386.c (ix86_using_red_zone): No longer static.
19699 * config/i386/i386.md (stack decrement to push peepholes): Guard
19700 with !x86_using_red_zone ().
19702 2016-04-15 Jakub Jelinek <jakub@redhat.com>
19705 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
19706 to dump_generic_node.
19707 (NIY): Pass also flags to do_niy.
19709 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
19711 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
19712 (simd_clone_vector_of_formal_parm_types)
19713 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
19714 (simd_clone_mangle, simd_clone_create)
19715 (simd_clone_adjust_return_type, create_tmp_simd_array)
19716 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
19717 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
19718 (ipa_simd_modify_function_body, simd_clone_linear_addend)
19719 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
19720 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
19721 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
19722 * omp-simd-clone.c: ... this new file.
19723 (simd_clone_vector_of_formal_parm_types): Make it static.
19724 * Makefile.in (OBJS): Add omp-simd-clone.o.
19726 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
19729 * config/i386/sse.md: Use proper memory operand modifiers.
19732 2016-04-15 Richard Biener <rguenther@suse.de>
19733 Alan Modra <amodra@gmail.com>
19735 PR tree-optimization/70130
19736 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
19737 when alignment stays not the same and no not use the realign
19740 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
19743 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
19744 direct move handlers for KFmode. Change TFmode handlers test from
19745 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
19747 2016-04-14 Jakub Jelinek <jakub@redhat.com>
19750 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
19751 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
19752 (inlined_polymorphic_ctor_dtor_block_p): Use it.
19753 * tree-ssa-live.c (remove_unused_scope_block_p): When
19754 in_ctor_dtor_block, avoid discarding not just BLOCKs with
19755 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
19756 block_ultimate_origin is FUNCTION_DECL.
19757 (remove_unused_locals): If current_function_decl is
19758 polymorphic_ctor_dtor_p, pass initial true to
19759 remove_unused_scope_block_p' is_ctor_dtor_block.
19761 2016-04-14 Martin Sebor <msebor@redhat.com>
19766 * doc/extend.texi (Variable Length): Revert.
19768 2016-04-14 Marek Polacek <polacek@redhat.com>
19769 Jan Hubicka <hubicka@ucw.cz>
19772 * tree.c (verify_type): Disable the canonical type of main variant
19775 2016-04-14 Jason Merrill <jason@redhat.com>
19777 * cfgexpand.c, expr.c: Revert previous change.
19779 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
19781 PR middle-end/70643
19782 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
19783 when building a mem ref for the incoming reduction variable.
19785 2016-04-14 Richard Biener <rguenther@suse.de>
19787 PR tree-optimization/70614
19788 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
19789 loop if the evolution dropped to chrec_dont_know.
19790 (interpret_condition_phi): Likewise.
19792 2016-04-14 Richard Biener <rguenther@suse.de>
19794 PR tree-optimization/70623
19795 * tree-ssa-pre.c (changed_blocks): Make global ...
19796 (compute_antic): ... local here. Move and fix worklist
19797 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
19798 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
19799 worklist handling, dump when ANTIC_IN changed.
19800 (compute_partial_antic_aux): Remove worklist handling.
19801 (init_pre): Do not compute post dominators. Add a comment about
19802 the CFG order chosen.
19803 (fini_pre): Do not free post dominators.
19805 2016-04-13 Martin Sebor <msebor@redhat.com>
19810 * doc/extend.texi (Variable Length): Document C++ specifics.
19812 2016-04-13 Jakub Jelinek <jakub@redhat.com>
19815 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
19816 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
19817 eh edges have been purged.
19820 * tree-sra.c (create_access_replacement,
19821 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
19823 * tree-pretty-print.c (dump_fancy_name): New function.
19824 (dump_decl_name, dump_generic_node): Use it.
19826 2016-04-13 Jason Merrill <jason@redhat.com>
19828 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
19829 * expr.c (expand_expr_real_1): Likewise.
19831 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
19833 * config/i386/i386.md (kunpckhi): Swap operands.
19834 (kunpcksi): Likewise.
19835 (kunpckdi): Likewise.
19836 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
19837 (vec_pack_trunc_<mode>): Likewise.
19839 2016-04-13 Jakub Jelinek <jakub@redhat.com>
19842 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
19844 PR middle-end/70633
19845 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
19846 gimplification turns some element into non-constant.
19849 * rtl.h (convert_memory_address_addr_space_1): New prototype.
19850 * explow.c (convert_memory_address_addr_space_1): No longer static,
19851 add NO_EMIT argument and don't call convert_modes if true, pass
19852 it down recursively, remove break after return.
19853 (convert_memory_address_addr_space): Adjust caller.
19854 * simplify-rtx.c (simplify_unary_operation_1): Call
19855 convert_memory_address_addr_space_1 instead of convert_memory_address,
19856 if it returns NULL, don't simplify.
19858 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
19861 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
19863 2016-04-12 Jakub Jelinek <jakub@redhat.com>
19865 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
19866 Bump the upper SIMDLEN limits, so that if the return type or
19867 characteristic type if the return type is void can be passed in
19868 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
19871 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
19874 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
19875 Do not use "=" constraint on an input constraint.
19876 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
19877 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
19878 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
19879 generates (neg (abs ...)) instead of (abs ...).
19881 2016-04-12 Jakub Jelinek <jakub@redhat.com>
19883 PR rtl-optimization/70596
19884 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
19885 just invalidate LRA data and reset them. Adjust dump wording.
19887 2016-04-12 Martin Liska <mliska@suse.cz>
19890 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
19892 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
19894 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
19895 max_loop_iterations_int.
19896 (tree_unswitch_outer_loop): Likewise.
19897 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
19898 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
19900 2016-04-12 Tom de Vries <tom@codesourcery.com>
19902 PR tree-optimization/68756
19903 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
19904 instead of new_name.
19906 2016-04-12 Jakub Jelinek <jakub@redhat.com>
19908 PR tree-optimization/70602
19909 * tree-sra.c (generate_subtree_copies): Don't write anything into
19910 constant pool decls.
19912 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
19913 regardless whether there are depend clauses or not.
19915 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
19918 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
19919 target attribute and pragma from changing the -mfloat128
19920 and -mfloat128-hardware options.
19922 * doc/extend.texi (Additional Floating Types): Document PowerPC
19923 __float128 restrictions.
19925 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
19928 * config/aarch64/driver-aarch64.c
19929 (aarch64_get_extension_string_for_isa_flags): New.
19930 (arch_extension): Rename to...
19931 (aarch64_arch_extension): ...This.
19932 (ext_to_feat_string): Rename to...
19933 (aarch64_extensions): ...This.
19934 (aarch64_core_data): Keep track of architecture extension flags.
19935 (cpu_data): Rename to...
19936 (aarch64_cpu_data): ...This.
19937 (aarch64_arch_driver_info): Keep track of architecture extension
19939 (get_arch_name_from_id): Rename to...
19940 (get_arch_from_id): ...This, change return type.
19941 (host_detect_local_cpu): Update and reformat for renames, handle
19942 extensions through common infrastructure.
19944 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
19947 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
19948 track of a canonical flag name.
19949 (all_extensions): Likewise.
19950 (arch_to_arch_name): Also track extension flags enabled by the arch.
19951 (all_architectures): Likewise.
19952 (aarch64_parse_extension): Move to here.
19953 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
19955 (aarch64_rewrite_selected_cpu): Update for above change.
19956 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
19957 are handled, such that the single explicit value enabled by an
19958 extension is kept seperate from the implicit values it also enables.
19959 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
19961 (aarch64_parse_extension): New.
19962 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
19963 here to config/aarch64/aarch64-protos.h.
19964 (aarch64_parse_extension): Move from here to
19965 common/config/aarch64/aarch64-common.c.
19966 (aarch64_option_print): Update.
19967 (aarch64_declare_function_name): Likewise.
19968 (aarch64_start_file): Likewise.
19969 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
19970 the canonical flag for extensions.
19971 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
19974 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
19976 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
19979 2016-04-09 Tom de Vries <tom@codesourcery.com>
19981 PR tree-optimization/68953
19982 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
19983 first to last subscript.
19985 2016-04-09 Jakub Jelinek <jakub@redhat.com>
19987 PR tree-optimization/70586
19988 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
19991 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
19995 PR tree-optimization/70373
19996 PR middle-end/70533
19997 PR middle-end/70534
19998 PR middle-end/70535
19999 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
20000 clauses for acc parallel reductions as necessary. Error on those
20002 * omp-low.c (scan_sharing_clauses): Don't install variables which
20003 are used in acc parallel reductions.
20004 (lower_rec_input_clauses): Remove dead code.
20005 (lower_oacc_reductions): Add support for reference reductions.
20006 (lower_reduction_clauses): Remove dead code.
20007 (lower_omp_target): Don't remap variables appearing in acc parallel
20009 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
20011 2016-04-08 Jakub Jelinek <jakub@redhat.com>
20013 PR middle-end/70593
20014 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
20015 with multiple SSA_NAME defs, force the outputs other than first
20016 to be live before calling live_track_process_def on each output.
20018 PR rtl-optimization/70574
20019 * fwprop.c (forward_propagate_and_simplify): Don't add
20020 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
20021 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
20022 paradoxical subregs within *loc.
20024 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
20026 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
20027 -ftree-parallelize-loops={0,1}.
20028 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
20029 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
20030 * config/ia64/hpux.h (LIB_SPEC): Likewise.
20031 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
20032 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
20034 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
20037 * asan.c (instrument_derefs): If we get unknown location, extract it
20038 with EXPR_LOCATION.
20039 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
20041 2016-04-08 Tom de Vries <tom@codesourcery.com>
20043 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
20044 implicit firstprivate clause.
20046 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20049 * config/arm/thumb2.md (tst + branch-> lsls + branch
20050 peephole below *orsi_not_shiftsi_si): Require that condition
20051 register is dead after the peephole.
20052 (second peephole after the above): Likewise.
20054 2016-04-08 Alan Modra <amodra@gmail.com>
20057 * builtins.c (fold_builtin_classify): For IBM extended precision,
20058 look at just the high-order double to test for NaN.
20059 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
20060 test just the high double for Inf but both doubles for subnormal
20063 2016-04-07 Jakub Jelinek <jakub@redhat.com>
20065 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
20066 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
20067 node->simdclone->mask_mode != VOIDmode masks.
20068 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
20069 earlier, use it instead of node->simdclone.
20070 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
20071 Set clonei->mask_mode.
20073 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
20076 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
20077 Pass it through to cp_parser_already_scoped_statement.
20078 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
20079 it through to cp_parser_statement.
20080 (cp_parser_statement): Pass IF_P through to
20081 cp_parser_iteration_statement.
20082 (cp_parser_pragma): Adjust call to
20083 cp_parser_iteration_statement.
20085 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
20088 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
20089 resolve a future -Wparentheses warning.
20090 * omp-low.c (scan_sharing_clauses): Likewise.
20091 * tree-parloops.c (eliminate_local_variables): Likewise.
20093 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
20095 PR rtl-optimization/70398
20096 * lra-constraints.c (process_address_1): Check zero scale and code
20097 for reloading with zero scale.
20099 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
20101 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
20102 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
20104 2016-04-06 Jakub Jelinek <jakub@redhat.com>
20106 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
20107 Add support for AVX512F clones, include them by default for
20108 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
20109 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
20112 PR middle-end/70550
20113 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
20114 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
20115 firstprivate clauses.
20116 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
20117 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
20118 (lower_omp_target): Set TREE_NO_WARNING for
20119 non-addressable possibly uninitialized vars which are copied into
20120 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
20122 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
20124 * config/pa/predicates.md (integer_store_memory_operand): Accept
20125 REG+D operands with a large offset when reload_in_progress is true.
20126 (floating_point_store_memory_operand): Likewise.
20128 2016-04-05 Jakub Jelinek <jakub@redhat.com>
20131 * match.pd (nested int casts): Limit to GIMPLE.
20133 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
20136 * ipa-devirt.c (maybe_record_node): Fix comment; use
20137 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
20139 2016-04-05 Jakub Jelinek <jakub@redhat.com>
20141 PR rtl-optimization/70542
20142 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
20143 if there are any uses other than insn or debug insns.
20145 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
20146 Jakub Jelinek <jakub@redhat.com>
20148 PR tree-optimization/70509
20149 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
20150 Shift HOST_WIDE_INT_1U instead of 1.
20152 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
20154 PR tree-optimization/70509
20155 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
20156 of the vector base type for index.
20158 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
20161 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
20163 2016-04-05 Richard Biener <rguenther@suse.de>
20165 PR tree-optimization/70526
20166 * tree-sra.c (build_ref_for_offset): Use prev_base to
20167 extract the alias pointer type.
20169 2016-04-05 Richard Biener <rguenther@suse.de>
20171 * dse.c (struct store_info): Remove alias_set member.
20172 (struct read_info_type): Likewise.
20173 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
20174 spill_deleted, clear_alias_set_lookup): Remove.
20175 (get_group_info): Remove dead base == NULL_RTX case.
20176 (dse_step0): Remove initialization of removed variables.
20177 (delete_dead_store_insn): Reomve alias set dumping.
20178 (free_read_records): Remove alias_set handling.
20179 (canon_address): Remove alias_set_out parameter.
20180 (record_store): Remove spill_alias_set, it's always zero.
20181 (check_mem_read_rtx): Likewise.
20182 (dse_step2): Rename from ...
20183 (dse_step2_nospill): ... this. Adjust.
20184 (scan_stores): Rename from ...
20185 (scan_stores_nospill): ... this.
20186 (scan_reads): Rename from ...
20187 (scan_reads_nospill): ... this.
20188 (scan_stores_spill, scan_reads_spill): Remove.
20189 (dse_step3_scan): Remove for_spills argument which is always false.
20190 (dse_step3): Likewise.
20191 (dse_step5): Rename from ...
20192 (dse_step5_nospill): ... this. Remove alias_set handling.
20193 (rest_of_handle_dse): Adjust.
20195 2016-04-05 Jakub Jelinek <jakub@redhat.com>
20198 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
20199 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
20200 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
20201 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
20203 2016-04-05 Richard Biener <rguenther@suse.de>
20205 PR middle-end/70499
20206 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
20207 non-register type temporaries into SSA.
20209 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
20212 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
20213 calls when sanitizing.
20214 (possible_polymorphic_call_target_p): Fix formatting.
20216 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20217 Jakub Jelinek <jakub@redhat.com>
20219 PR middle-end/70457
20220 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
20221 to ensure a call statement is compatible with a built-in's
20223 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
20226 2016-04-04 Richard Biener <rguenther@suse.de>
20228 PR rtl-optimization/70484
20229 * rtl.h (canon_output_dependence): Declare.
20230 * alias.c (canon_output_dependence): New function.
20231 * dse.c (record_store): Use canon_output_dependence rather
20232 than canon_true_dependence.
20234 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
20237 * cgraph.h (symtab_node::copy_visibility_from): New function.
20238 * symtab.c (symtab_node::copy_visibility_from): New function.
20239 * ipa-visibility.c (optimize_weakref): New function.
20240 (function_and_variable_visibility): Use it.
20242 2016-04-04 Martin Liska <mliska@suse.cz>
20245 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
20246 value that is really in range handled by SBR instruction.
20247 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
20248 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
20249 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
20251 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
20255 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
20256 set, but not for SP_REG operands.
20258 2016-04-02 Martin Sebor <msebor@redhat.com>
20261 * fold-const.c (maybe_nonzero_address): New function.
20262 (fold_comparison): Call it. Fold equality and relational
20263 expressions involving null pointers.
20264 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
20266 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
20268 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
20269 the "Y" constraint (scalar FP 0.0 immediate).
20271 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
20272 Add the "const_double" to the list of operand constraints.
20274 2016-04-01 Jakub Jelinek <jakub@redhat.com>
20276 PR rtl-optimization/70467
20277 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
20278 If low word of the last operand is 0, just emit addition/subtraction
20281 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20284 * config/s390/s390.c (s390_expand_insv): Check for everything
20285 constant instead of just VOIDmode stuff.
20287 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20290 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
20292 2016-04-01 Nathan Sidwell <nathan@acm.org>
20294 * tree.def (TRY_CATCH_EXPR): Correct documentation.
20296 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
20298 PR rtl-optimization/70461
20299 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
20302 2016-03-31 Martin Liska <mliska@suse.cz>
20305 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
20306 a tree value or an immediate integer value to a buffer
20307 that is eventually copied to a BRIG section.
20308 (emit_immediate_operand): Call the function here.
20309 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
20310 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
20311 of class' fields that are removed.
20312 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
20313 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
20314 m_brig_repr_size fields.
20316 2016-03-31 Martin Liska <mliska@suse.cz>
20319 * hsa-gen.c (hsa_function_representation::update_dominance): New
20321 (convert_addr_to_flat_segment): Likewise.
20322 (gen_hsa_memory_set): New alignment argument.
20323 (gen_hsa_ctor_assignment): Likewise.
20324 (gen_hsa_insns_for_single_assignment): Provide alignment
20325 to gen_hsa_ctor_assignment.
20326 (gen_hsa_insns_for_direct_call): Add new argument.
20327 (expand_lhs_of_string_op): New function.
20328 (expand_string_operation_builtin): Likewise.
20329 (expand_memory_copy): New function.
20330 (expand_memory_set): New function.
20331 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
20332 (convert_switch_statements): Change signature.
20333 (generate_hsa): Use a return value of the function.
20334 (pass_gen_hsail::execute): Do not call
20335 convert_switch_statements here.
20336 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
20337 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
20338 (hsa_function_representation::update_dominance): New function.
20340 2016-03-31 Martin Liska <mliska@suse.cz>
20343 * hsa-brig.c (emit_directive_variable): Emit alignment
20344 according to hsa_symbol::m_align.
20345 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
20346 (dump_hsa_symbol): Dump alignment of HSA symbols.
20347 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
20348 (gen_hsa_addr_with_align): New function.
20349 (hsa_bitmemref_alignment): Use newly added function.
20350 (gen_hsa_insns_for_load): Likewise.
20351 (gen_hsa_insns_for_store): Likewise.
20352 (gen_hsa_memory_copy): New argument added.
20353 (gen_hsa_insns_for_single_assignment): Respect
20354 alignment for assignments processed via gen_hsa_memory_copy.
20355 (gen_hsa_insns_for_direct_call): Likewise.
20356 (gen_hsa_insns_for_return): Likewise.
20357 (gen_function_def_parameters): Set default alignment.
20358 * hsa.c (hsa_object_alignment): New function.
20359 (hsa_byte_alignment): Pasted function.
20360 * hsa.h (hsa_symbol::m_align): New field.
20362 2016-03-31 Bin Cheng <bin.cheng@arm.com>
20364 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
20365 scratch field for goto case.
20367 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
20369 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
20371 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
20374 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
20375 (scalar_chain::convert_insn): Call convert_op for reg
20376 moves to handle undefined registers.
20378 2016-03-31 Nathan Sidwell <nathan@acm.org>
20381 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
20382 Assert we don't want to move backwards.
20384 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
20387 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
20389 2016-03-31 Jakub Jelinek <jakub@redhat.com>
20391 PR rtl-optimization/70460
20392 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
20393 with operand from REG_LABEL_OPERAND, instead substitute
20394 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
20395 Don't do anything for REG_NON_LOCAL_GOTO jumps.
20397 2016-03-31 Martin Liska <mliska@suse.cz>
20399 * passes.c (execute_one_pass): Do not call
20400 todo_after for a discarded function.
20402 2016-03-31 Bin Cheng <bin.cheng@arm.com>
20404 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
20405 (no_cost, infinite_cost): Initialize the new field.
20406 (get_computation_cost_at): Record setup cost.
20407 (determine_use_iv_cost_address): Skip cost computation for sub
20408 uses if we can estimate it without losing accuracy.
20410 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
20412 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
20414 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
20415 max_loop_iterations_int.
20416 (tree_unswitch_outer_loop): Likewise.
20417 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
20418 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
20420 2016-03-30 Richard Biener <rguenther@suse.de>
20422 PR middle-end/70450
20423 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
20425 2016-03-30 Jakub Jelinek <jakub@redhat.com>
20428 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
20429 in gen_blendm expander.
20431 2016-03-30 Nick Clifton <nickc@redhat.com>
20434 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
20435 case where we are already provided with an SImode SUBREG.
20437 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
20440 * config/i386/i386.c (ix86_expand_epilogue): Properly check
20441 conflict between DRAP register and __builtin_eh_return.
20443 2016-03-30 Michael Matz <matz@suse.de>
20444 Richard Biener <rguenther@suse.de>
20447 * ipa-polymorphic-call.c (struct type_change_info): Change
20448 speculative to an unsigned allowing to limit the work we do.
20449 (csftc_abort_walking_p): New inline function..
20450 (check_stmt_for_type_change): Limit the number of may-defs
20451 skipped for speculative devirtualization to
20452 max-speculative-devirt-maydefs.
20453 * params.def (max-speculative-devirt-maydefs): New param.
20454 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
20456 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
20459 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
20462 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
20464 PR tree-optimization/59124
20465 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
20466 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
20468 2016-03-29 Jeff Law <law@redhat.com>
20470 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
20472 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20474 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
20477 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
20479 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
20480 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
20481 gcrt0.o if linking dynamically.
20483 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20486 * ipa-devirt.c (methods_equal_p): New function.
20487 (compare_virtual_tables): Use it.
20488 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
20489 * cgraphclones.c (clone_function_name_1): Use
20490 symbol_table::symbol_suffix_separator.
20491 * coverage.c (build_var): Likewise.
20492 * symtab.c (symbol_table::symbol_suffix_separator): New.
20494 2016-03-29 Jakub Jelinek <jakub@redhat.com>
20496 PR rtl-optimization/70429
20497 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
20498 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
20499 mode != result_mode.
20502 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
20504 PR tree-optimization/70405
20505 * ssa-iterators.h (num_imm_uses): Add missing braces.
20507 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
20509 PR rtl-optimization/68695
20510 * ira-color.c (allocno_copy_cost_saving): New.
20511 (improve_allocation): Use it.
20513 2016-03-29 Richard Henderson <rth@redhat.com>
20515 PR middle-end/70355
20516 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
20518 2016-03-29 Richard Biener <rguenther@suse.de>
20520 PR middle-end/70424
20521 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
20522 use alignment returned by get_pointer_alignment_1 if it is
20523 bigger than BITS_PER_UNIT.
20524 * builtins.c (get_pointer_alignment_1): Do not return true
20525 for alignment extracted from SSA info.
20527 2016-03-28 James Bowman <james.bowman@ftdichip.com>
20529 * config/ft32/ft32.opt (mnodiv): New.
20530 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
20531 * doc/invoke.texi (FT32 Options -mnodiv): New.
20533 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
20536 * config/i386/i386.md (define_split, andn): Fix modes.
20538 2016-03-26 Richard Biener <rguenther@suse.de>
20539 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
20542 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
20544 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
20545 as 2nd argument to cl_optimization_restore().
20547 2016-03-25 Richard Henderson <rth@redhat.com>
20550 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
20551 * config/aarch64/aarch64-protos.h: Declare it.
20552 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
20554 2016-03-25 Alan Modra <amodra@gmail.com>
20557 * config/rs6000/constraints.md (j): Simplify.
20558 * config/rs6000/predicates.md (easy_fp_constant): Exclude
20560 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
20561 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
20562 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
20563 in all constraint alternatives.
20564 (movtd_64bit_nodm): Delete "j" constraint alternative.
20566 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
20568 * tree-ssa-propagate.c: Enhance docs for
20569 SSA_PROP_NOT_INTERESTING.
20571 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
20573 * doc/extend.texi: Fix typo in documentation to pure attribute.
20575 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
20578 * config/pa/pa.md (bswapdi2): Use a scratch register.
20580 2016-03-24 Richard Henderson <rth@redhat.com>
20582 PR middle-end/69845
20583 * fold-const.c (extract_muldiv_1): Correct test for multiplication
20586 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
20588 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
20589 using ix86_expand_binary_operator instead of gen_andsi3.
20591 2016-03-24 Richard Biener <rguenther@suse.de>
20593 PR tree-optimization/70396
20594 * tree-vect-stmts.c (vectorizable_comparison): Use
20595 get_vectype_for_scalar_type.
20597 2016-03-24 Richard Biener <rguenther@suse.de>
20599 PR middle-end/70370
20600 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
20601 with register bases.
20603 2016-03-24 Richard Biener <rguenther@suse.de>
20605 PR tree-optimization/70372
20606 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
20607 build_all_ones_cst to also handle vector types correctly.
20609 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
20612 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
20615 2016-03-23 Marek Polacek <polacek@redhat.com>
20618 * doc/invoke.texi: Document -Wignored-attributes.
20620 2016-03-23 Bin Cheng <bin.cheng@arm.com>
20622 PR tree-optimization/69042
20623 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
20624 parameter from 30 to 40.
20626 2016-03-23 Bin Cheng <bin.cheng@arm.com>
20628 PR tree-optimization/69042
20629 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
20630 for use with constant offset stripped in base.
20632 2016-03-23 Richard Biener <rguenther@suse.de>
20634 PR middle-end/70251
20635 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
20636 mode compatibility check.
20637 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
20639 2016-03-23 Jeff Law <law@redhat.com>
20641 PR tree-optimization/64058
20642 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
20644 (struct ssa_conflicts): Move up earlier in the file.
20645 (conflicts_, var_map_): New static variables.
20646 (initialize_conflict_count): New function to initialize the
20647 CONFLICT_COUNT field for each conflict pair.
20648 (compare_pairs): Lazily initialize the conflict count and use it
20649 as the first tie-breaker.
20650 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
20651 and wipe conflicts_ and map_ around the call to qsort. Remove
20652 special case for 2 coalesce pairs.
20653 * bitmap.c (bitmap_count_unique_bits): New function.
20654 (bitmap_count_bits_in_word): New function, extracted from
20656 (bitmap_count_bits): Use bitmap_count_bits_in_word.
20657 * bitmap.h (bitmap_count_unique_bits): Declare it.
20659 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
20662 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
20663 transparent alias chain for decl assembler name.
20664 * config/sol2.c (solaris_assemble_visibility): Likewise.
20666 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20668 * config/arm/arm1020e.md (1020call_op): Reduce reservation
20670 (v10_fdivs): Likewise.
20671 (v10_fdivd): Likewise.
20673 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20676 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
20677 to not call fclose twice on file.
20679 2016-03-23 Jakub Jelinek <jakub@redhat.com>
20681 PR tree-optimization/70354
20682 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
20683 oprnd0 is wider than oprnd1 and there is a cast from the wider
20684 type to oprnd1, mask it with the mask of the narrower type.
20687 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
20688 Optimize TARGET_STV splitters, if high or low word of last argument
20691 2016-03-22 Jeff Law <law@redhat.com>
20694 tree-ssa-threadbackward.c
20695 (fsm_find_control_statement_thread_paths): Correctly distinguish
20696 between old style jump threads vs FSM jump threads.
20698 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
20701 * config/i386/i386.c (scalar_chain::convert_op): Support
20702 uninitialized register usage case.
20704 2016-03-22 Richard Biener <rguenther@suse.de>
20706 PR middle-end/70251
20707 * genmatch.c (gen_transform): Adjust last parameter to a three-state
20709 (capture::gen_transform): ... to change behavior when substituting
20710 a condition into cond or not-cond expr context.
20711 (dt_simplify::gen_1): Adjust.
20712 * gimple-match-head.c: Include gimplify.h for unshare_expr.
20713 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
20714 last change and instead change to
20715 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
20716 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
20718 2016-03-22 Anthony Green <green@moxielogic.com>
20720 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
20721 issue for moxiebox targets.
20722 (CC1PLUS_SPEC): Ditto.
20724 2016-03-22 Richard Biener <rguenther@suse.de>
20726 PR middle-end/70333
20727 * fold-const.c (extract_muldiv_1): Properly perform multiplication
20730 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
20732 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
20734 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
20737 * config/i386/i386.c (def_builtin): Handle
20738 OPTION_MASK_ISA_AVX512VL to be and-ed with other
20740 (const struct builtin_description bdesc_special_args[]):
20741 Remove duplicate ISA bits.
20743 2016-03-22 Jakub Jelinek <jakub@redhat.com>
20746 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
20747 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
20748 in a way that works also for AVX512BW.
20751 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
20752 instead of source if operands[1] is xmm16 and above and
20753 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
20754 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
20757 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
20758 on assign if (*from_p) is a comparison, set it to
20759 TREE_NO_WARNING (*from_p).
20761 2016-03-21 Jakub Jelinek <jakub@redhat.com>
20763 PR middle-end/70326
20764 * lra.c (restore_scratches): Ignore deleted insns.
20766 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
20767 Jakub Jelinek <jakub@redhat.com>
20769 PR tree-optimization/70317
20770 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
20773 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
20776 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
20777 of ix86_expand_move.
20779 (movti): Use general_operand for operand 1 predicate.
20781 2016-03-21 Martin Liska <mliska@suse.cz>
20783 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
20785 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
20787 2016-03-21 Martin Liska <mliska@suse.cz>
20790 * ipa-icf.c (sem_function::parse): Skip static
20791 constructors and destructors.
20793 2016-03-21 Jakub Jelinek <jakub@redhat.com>
20796 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
20797 function-like macro, peek following token(s) if it is followed
20798 by CPP_OPEN_PAREN token with optional padding in between, and
20799 if not, don't treat it like a macro.
20801 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
20802 Alexander Monakov <amonakov@ispras.ru>
20804 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
20805 for the stabs debug format.
20807 2016-03-21 Richard Biener <rguenther@suse.de>
20809 PR tree-optimization/70310
20810 * tree-vect-generic.c (expand_vector_condition): Fold the built
20813 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
20816 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
20817 Block third alternative for AVX-512VL target,
20819 2016-03-21 Martin Liska <mliska@suse.cz>
20822 * hsa-brig.c (emit_function_directives): Mark unemitted
20823 global variables for emission.
20824 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
20825 (get_symbol_for_decl): Likewise.
20826 * hsa.h (struct hsa_symbol): New flag.
20828 2016-03-21 Richard Biener <rguenther@suse.de>
20830 PR tree-optimization/70288
20831 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
20832 we do not estimate unsimplified all-constant conditionals or
20833 switches as optimized away.
20835 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
20837 PR rtl-optimization/69102
20838 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
20839 when we have a readonly dependency context.
20841 2016-03-18 Jeff Law <law@redhat.com>
20843 PR rtl-optimization/70263
20844 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
20845 (update_equiv_regs): When trying to move a store to after the insn
20846 that sets the source of the store, make sure the store occurs after
20847 the insn that sets the source of the store. When successful note
20848 the REG_EQUIV note created in the dump file.
20850 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
20851 Bernd Schmidt <bschmidt@redhat.com>
20853 * doc/extend.texi: Document more potential problems with basic asms.
20855 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
20857 PR rtl-optimization/70278
20858 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
20861 2016-03-18 Jason Merrill <jason@redhat.com>
20863 * calls.c (load_register_parameters): Fix zero size sibcall logic.
20865 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
20867 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
20868 values to 128b regs.
20870 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
20872 PR tree-optimization/70252
20873 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
20874 boolean vector has a proper number of elements.
20875 (supportable_narrowing_operation): Likewise.
20877 2016-03-18 Tom de Vries <tom@codesourcery.com>
20880 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
20882 2016-03-18 Jakub Jelinek <jakub@redhat.com>
20884 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
20885 instead of replace_rtx for DEBUG_INSNs.
20887 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
20889 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
20890 load type reservations.
20892 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
20895 * config/pa/constraints.md: Revert 2015-02-13 change. Use
20896 define_constraint for "Q" and "T" constraints.
20898 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
20900 Tweak the pipeline model for Exynos M1
20902 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
20905 2016-03-17 David Malcolm <dmalcolm@redhat.com>
20908 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
20909 where one or both locations aren't within a line_map.
20911 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
20914 * opts.c (finish_options): Don't set flag_pie to the default if
20915 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
20918 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
20920 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
20921 true as ALL_REGS argument to replace_rtx.
20923 2016-03-17 Richard Biener <rguenther@suse.de>
20926 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
20929 2016-03-17 Jakub Jelinek <jakub@redhat.com>
20932 * rtl.h (replace_rtx): Add ALL_REGS argument.
20933 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
20934 equality and assert mode is the same, instead of just rtx pointer
20936 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
20937 true as ALL_REGS argument to replace_rtx.
20939 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
20941 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
20942 for boolean vector with vector mode only.
20943 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
20945 2016-03-17 Nick Clifton <nickc@redhat.com>
20948 * config/rx/rx.c (rx_print_integer): Print negative constants in
20951 2016-03-17 Jakub Jelinek <jakub@redhat.com>
20954 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
20956 2016-03-16 Richard Henderson <rth@redhat.com>
20957 Richard Biener <rguenth@suse.de>
20959 PR middle-end/70240
20960 PR middle-end/68215
20962 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
20963 first operand as is_gimple_condexpr.
20965 PR middle-end/70240
20966 PR middle-end/68215
20968 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
20969 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
20970 Do not gimplify the result.
20971 (do_unop): Adjust call to tree_vec_extract.
20972 (do_binop): Likewise.
20973 (do_compare): Likewise.
20974 (do_plus_minus): Likewise.
20975 (do_negate): Likewise.
20976 (expand_vector_condition): Likewise.
20977 (do_cond): Likewise.
20979 2016-03-16 Richard Henderson <rth@redhat.com>
20982 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
20983 (aarch64_classify_address): Use it.
20984 (aarch64_legitimize_address): Force all subexpressions of PLUS
20985 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
20987 2016-03-16 Jakub Jelinek <jakub@redhat.com>
20988 Richard Biener <rguenth@suse.de>
20991 * rtlanal.c (replace_rtx): For REG, if from is a REG,
20992 return to even if only REGNO is equal, and assert
20995 2016-03-11 Jeff Law <law@redhat.com>
20997 PR rtl-optimization/70224
20998 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
21000 2016-03-16 Richard Henderson <rth@redhat.com>
21002 PR middle-end/70199
21003 * function.h (struct function): Add has_forced_label_in_static.
21004 * gimplify.c (force_labels_r): Set it.
21005 * lto-streamer-in.c (input_struct_function_base): Read it.
21006 * lto-streamer-out.c (output_struct_function_base): Write it.
21007 * tree-inline.c (has_label_address_in_static_1): Remove.
21008 (copy_forbidden): Remove fndecl parameter; test
21009 has_forced_label_in_static.
21010 (inline_forbidden_p): Update call to copy_forbidden.
21011 (tree_versionable_function_p): Likewise.
21012 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
21013 (chkp_versioning): Likewise.
21014 * tree-inline.h (copy_forbidden): Update decl.
21016 2016-03-16 Marek Polacek <polacek@redhat.com>
21019 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
21020 function being thunked if the result type doesn't have fixed size.
21021 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
21022 doesn't have fixed size.
21024 2016-03-16 Bin Cheng <bin.cheng@arm.com>
21026 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
21027 reporting malformed loop nest.
21029 2016-03-16 Tom de Vries <tom@codesourcery.com>
21032 * ipa-devirt.c (possible_polymorphic_call_targets): Move
21033 nodes.length () == 1 test to before first nodes[0] access.
21035 2016-03-16 Tom de Vries <tom@codesourcery.com>
21037 PR tree-optimization/68715
21038 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
21039 single_pred_p test.
21041 2016-03-16 Tom de Vries <tom@codesourcery.com>
21043 PR tree-optimization/68809
21044 * graphite-scop-detection.c (same_close_phi_node): Test if result types
21047 2016-03-16 Carlos O'Donell <carlos@redhat.com>
21048 Sandra Loosemore <sandra@codesourcery.com>
21050 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
21051 on leaf attribute. Mention ELF interposition problems.
21053 2016-03-16 Alan Modra <amodra@gmail.com>
21055 PR rtl-optimization/69195
21056 PR rtl-optimization/47992
21057 * ira.c (indirect_jump_optimize): Ignore artificial defs.
21060 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
21063 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
21065 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
21067 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
21069 2016-03-15 Jakub Jelinek <jakub@redhat.com>
21071 PR rtl-optimization/70222
21072 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
21073 optimization if mode is different from result_mode, queue up masking
21074 of the result in outer_op. Formatting fix.
21076 PR middle-end/70239
21077 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
21080 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
21082 PR rtl-optimization/69032
21083 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
21084 looping backwards over basic block insns.
21086 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
21089 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
21090 to non-speculative when propagating trap bits.
21092 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
21094 PR rtl-optimization/63384
21095 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
21096 DEBUG_INSN_P insns.
21098 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
21101 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
21102 factored out from ...
21103 (sched_analyze_insn): ... here.
21104 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
21105 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
21106 get_implicit_reg_pending_clobbers in it.
21107 (setup_id_reg_sets): Use setup_id_implicit_regs.
21108 (deps_init_id): Ditto.
21110 2016-03-15 Tom de Vries <tom@codesourcery.com>
21113 * cgraph.c (cgraph_node::get_body): Save, reset and restore
21115 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
21116 execute_function_dump.
21117 (execute_one_pass): Don't dump function if it will be dumped after ipa
21120 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
21122 * genrecog.c (match_pattern_2): If pred is NULL don't call
21123 safe_predicate_mode on it.
21125 2016-03-14 Jakub Jelinek <jakub@redhat.com>
21127 PR middle-end/70219
21128 * lra-constraints.c (delete_move_and_clobber): Change assertion
21129 to also allow dregno == 0.
21131 2016-03-14 Richard Henderson <rth@redhat.com>
21134 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
21135 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
21136 (reassociate_bb): Use optimize_vec_cond_expr; avoid
21137 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
21140 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
21143 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
21145 (lra_create_live_ranges_1): initialize hard register biggest_mode to
21147 * lra-constraints.c (split_reg): For hard regs, try to find the
21148 biggest single-register mode used in the function.
21150 2016-03-14 Richard Biener <rguenther@suse.de>
21152 PR tree-optimization/56365
21153 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
21154 constants to compare against.
21156 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
21159 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
21160 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
21161 (define_split for the GPR case): Use int_reg_operand instead of
21162 gpc_reg_operand for the output.
21164 2016-03-14 Tom de Vries <tom@codesourcery.com>
21166 PR tree-optimization/70045
21167 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
21168 create_empty_if_region_on_edge argument.
21170 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
21172 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
21173 (STACK_CHECK_PROTECT): Likewise.
21174 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
21175 (STACK_CHECK_PROTECT): Likewise.
21176 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
21177 (STACK_CHECK_PROTECT): Likewise.
21178 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
21179 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
21180 (STACK_CHECK_PROTECT): Likewise.
21182 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
21184 PR rtl-optimization/69307
21185 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
21186 registers in modes that span more than one register.
21188 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
21191 * lra-constraints.c (delete_move_and_clobber): New.
21192 (remove_inheritance_pseudos): Use it.
21194 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
21197 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
21198 the libcall is LCT_THROW.
21199 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
21200 for the checking routine.
21202 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
21205 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
21206 optimization if we have direct move.
21207 (roundu32<mode>2_fprs): Likewise.
21209 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
21212 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
21214 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
21215 Arguments swapped. All callers changed. Take reg_renumber into
21216 account, and Calculate and compare register ranges for hard regs.
21218 2016-03-11 Jeff Law <law@redhat.com>
21220 PR tree-optimization/70190
21221 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21222 Handle cases where we can not extract the taken edge, even though we
21223 found a constant value.
21225 PR tree-optimization/64058
21226 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
21227 (num_coalesce_pairs): Move up earlier in file.
21228 (find_coalesce_pair): Initialize the INDEX field for each pair
21230 (compare_pairs): No longer sort on the elements in each pair.
21231 Instead break ties with the index of the coalesce pair.
21233 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21236 * config/aarch64/aarch64-protos.h
21237 (aarch64_save_restore_target_globals): New prototype.
21238 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
21239 Call the above when popping pragma.
21240 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
21242 (aarch64_set_current_function): Rewrite using the above.
21244 2016-03-11 Jakub Jelinek <jakub@redhat.com>
21246 PR tree-optimization/70177
21247 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
21248 (extract_ops_from_tree): ... this. In the 2 argument
21249 overload remove _1 suffix.
21250 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
21251 (extract_ops_from_tree): ... this.
21252 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
21254 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
21255 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
21256 extract_ops_from_tree instead of 2 operand one.
21258 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
21260 PR tree-optimization/70013
21261 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
21262 for constant-pool entries.
21264 2016-03-11 Jakub Jelinek <jakub@redhat.com>
21266 PR rtl-optimization/70174
21267 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
21268 followed by gen_lowpart on force_reg instead of just gen_lowpart.
21270 PR tree-optimization/70169
21271 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
21272 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
21275 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
21276 Jakub Jelinek <jakub@redhat.com>
21279 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
21280 of uninitialized values.
21282 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21284 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
21286 ("*trunctddd2"): New pattern definition.
21287 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
21290 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21292 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
21293 definitions for BFP and DFP rounding modes.
21294 ("fixuns_truncdddi2", "fixuns_trunctddi2")
21295 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
21296 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
21297 ("fix_trunctf<mode>2"): Use the new constants instead of magic
21300 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21302 * config/s390/constraints.md: Adjust comment.
21303 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
21304 s390_decompose_addrstyle_without_index.
21305 * config/s390/predicates.md (shift_count_or_setmem_operand):
21306 Rename to setmem_operand.
21307 * config/s390/s390-protos.h
21308 (s390_decompose_shift_count): Rename to
21309 s390_decompose_addrstyle_without_index.
21310 * config/s390/s390.c (s390_decompose_shift_count)
21311 (s390_mem_constraint, print_shift_count_operand)
21312 (print_operand_address, print_operand): Rename
21313 s390_decompose_shift_count to
21314 s390_decompose_addrstyle_without_index and rename
21315 print_shift_count_operand to print_addrstyle_operand troughout the
21317 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
21318 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
21319 Rename shift_count_or_setmem_operand to setmem_operand.
21320 * config/s390/vx-builtins.md ("vec_insert<mode>")
21321 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
21324 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21327 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
21328 Handle overlapping retval and newval.
21330 2016-03-10 Nick Clifton <nickc@redhat.com>
21333 * config/aarch64/aarch64.c
21334 (aarch64_override_options_after_change_1): When forcing
21335 flag_omit_frame_pointer to be true, use a special value that can
21336 be detected if this function is called again, thus preventing
21337 flag_omit_leaf_frame_pointer from being forced to be false.
21339 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21341 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
21342 Set x_flag_omit_leaf_frame_pointer when handling
21343 -momit-leaf-frame-pointer.
21345 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21348 * cgraph.c (cgraph_node::dump): Dump split_part and
21349 indirect_call_target.
21350 * cgraph.h (cgraph_node): Add indirect_call_target flag.
21351 * ipa.c (has_addr_references_p): Cleanup.
21352 (is_indirect_call_target_p): New.
21353 (walk_polymorphic_call_targets): Do not mark virtuals that may be
21354 called indirectly as local.
21355 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
21357 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21360 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
21361 on cxa_pure_virtual.
21363 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21366 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
21368 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21371 * tree.c (need_assembler_name_p): Only record main variant type names.
21373 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
21376 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
21377 Always define to 0 or 1.
21378 (TARGET_FIX_ERR_A53_843419): New macro.
21379 * config/aarch64/aarch64-elf-raw.h
21380 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
21381 * config/aarch64/aarch64-linux.h: Likewise.
21382 * config/aarch64/aarch64.c
21383 (aarch64_override_options_after_change_1): Do not default
21384 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
21386 (aarch64_attributes): Handle fix-cortex-a53-843419.
21387 (aarch64_can_inline_p): Likewise.
21388 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
21390 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
21391 Jakub Jelinek <jakub@redhat.com>
21393 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
21394 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
21395 DECL_COMMONS if flag_unconstrained_commons is set.
21396 * tree-dfa.c (get_ref_base_and_extent): Likewise.
21397 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
21398 (funconstrained-commons): Document.
21400 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
21402 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
21403 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
21405 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
21407 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
21408 has a proper number of elements.
21410 2016-03-10 Alan Modra <amodra@gmail.com>
21412 PR rtl-optimization/69195
21413 PR rtl-optimization/47992
21414 * ira.c (recorded_label_ref): Delete.
21415 (update_equiv_regs): Return void.
21416 (indirect_jump_optimize): New function.
21417 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
21418 before regstat_compute_ri. Don't rebuild_jump_labels here.
21419 Delete update_regstat.
21421 2016-03-10 Richard Biener <rguenther@suse.de>
21423 PR tree-optimization/70128
21424 * tree-ssa-structalias.c (set_uids_in_ptset): Set
21425 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
21427 2016-03-09 Jakub Jelinek <jakub@redhat.com>
21429 PR tree-optimization/70152
21430 * tree-sra.c (replace_removed_params_ssa_names): Copy over
21431 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
21434 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
21435 instead of gen_sse2_loadlpd.
21436 * config/i386/sse.md (*vec_concatv2df): Rename to...
21437 (vec_concatv2df): ... this.
21439 PR tree-optimization/70127
21440 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
21442 2016-03-09 David Malcolm <dmalcolm@redhat.com>
21446 * diagnostic-show-locus.c (compatible_locations_p): New function.
21447 (layout::layout): Sanitize ranges using compatible_locations_p.
21449 2016-03-09 David Malcolm <dmalcolm@redhat.com>
21453 * diagnostic-show-locus.c (layout_range::layout_range): Replace
21454 location_range param with three const expanded_locations * and a
21456 (layout::layout): Replace call to
21457 rich_location::lazily_expand_location with get_expanded_location.
21458 Extract the range and perform location expansion here, passing
21459 the results to the layout_range ctor.
21460 * diagnostic.c (source_range::debug): Delete.
21461 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
21462 of rich_location::get_expanded_location.
21463 * gcc-rich-location.c (get_range_for_expr): Delete.
21464 (gcc_rich_location::add_expr): Reimplement to avoid the
21465 rich_location::add_range overload that took a location_range,
21466 passing a location_t instead.
21468 2016-03-09 Richard Biener <rguenther@suse.de>
21469 Jakub Jelinek <jakub@redhat.com>
21471 PR tree-optimization/70138
21472 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21473 Also skip vect_double_reduction_def.
21475 2016-03-09 Jakub Jelinek <jakub@redhat.com>
21478 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
21479 if the operand is "m".
21481 2016-03-09 Nathan Sidwell <nathan@acm.org>
21483 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
21485 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
21487 * config/i386/i386.c (processor_target_table): Fix cost table
21488 intialization order for znver1.
21490 2016-03-08 Jakub Jelinek <jakub@redhat.com>
21492 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
21493 - becuase -> because.
21494 * ipa-reference.c (ignore_module_statics): Likewise.
21495 * cgraph.c (cgraph_node::get_body): Likewise.
21496 * ipa-inline.c (early_inliner): Likewise.
21497 * ipa-devirt.c (types_same_for_odr): Likewise.
21498 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
21499 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
21501 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21503 * tree-ssa-math-opts.c: Fix typo in comment.
21505 2016-03-08 Jakub Jelinek <jakub@redhat.com>
21508 * config/i386/i386.c (scalar_chain::make_vector_copies,
21509 scalar_chain::convert_reg): Call end_sequence in between
21510 get_insns and emit_conversion_insns rather than after both
21513 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
21516 * config/i386/i386.h (machine_function): Add
21517 pc_thunk_call_expanded flag.
21518 (ix86_pc_thunk_call_expanded): New define.
21519 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
21520 (*set_got): Rename insn pattern from set_got.
21521 (*set_got_labelled): Rename inst pattern from set_got_labelled.
21522 * config/i386/i386.c (ix86_compute_frame_layout): Use
21523 ix86_pc_thunk_call_expanded to prevent red-zone.
21525 2016-03-07 Martin Jambor <mjambor@suse.cz>
21527 * hsa.h (hsa_get_ctor_statements): Declare.
21528 (hsa_get_dtor_statements): Likewise.
21529 (hsa_get_kernel_dispatch_type): Likewise.
21530 * hsa.c (hsa_get_ctor_statements): New function.
21531 (hsa_get_dtor_statements): Likewise.
21532 (hsa_get_kernel_dispatch_type): Likewise.
21533 * hsa-brig.c (hsa_cdtor_statements): Removed.
21534 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
21535 hsa_get_dtor_statements.
21536 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
21537 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
21539 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
21541 * config/arm/arm-cores.def (cortex-r8): New.
21542 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
21543 * config/arm/arm-tune.md: Likewise.
21544 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
21546 2016-03-07 Martin Sebor <msebor@redhat.com>
21548 PR rtl-optimization/19705
21549 * doc/invoke.texi (Options That Control Optimization): Clarify
21550 -fno-branch-count-reg.
21552 2016-02-26 Richard Biener <rguenther@suse.de>
21553 Jeff Law <law@redhat.com>
21555 PR tree-optimization/69740
21556 * cfghooks.c (remove_edge): Request loop fixups if we delete
21557 an edge that might turn an irreducible loop into a natural
21559 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
21560 Move after definition of loops_state_clear.
21562 2016-03-07 Bin Cheng <bin.cheng@arm.com>
21564 PR rtl-optimization/69052
21565 * rtlanal.c (commutative_operand_precedence): Set higher precedence
21568 2016-03-07 Tom de Vries <tom@codesourcery.com>
21570 PR tree-optimization/70116
21571 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
21572 is_tm_ending stmts and ubsan/asan internal functions.
21573 (find_duplicate): Use it. Don't test is_tm_ending here.
21575 2016-03-07 Richard Biener <rguenther@suse.de>
21577 PR tree-optimization/70115
21578 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
21579 (propagate_constants_for_unrolling): Use replace_uses_by.
21581 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
21583 PR middle-end/69916
21584 * omp-low.c (struct oacc_loop): Add ifns.
21585 (new_oacc_loop_raw): Initialize it.
21586 (finish_oacc_loop): Clear mask & flags if no ifns.
21587 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
21588 (oacc_loop_xform_loop): Add ifns arg & adjust.
21589 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
21591 2016-03-07 Richard Henderson <rth@redhat.com>
21594 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
21595 (insert_value_copy_on_edge): Likewise.
21597 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21599 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
21601 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21604 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
21606 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
21608 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
21610 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
21612 Fix sseimul type attribute.
21613 * config/i386/znver1.md
21614 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
21615 znver1_sseimul_avx256_load) : Fix the type attribute.
21616 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
21617 pipe usage and latency.
21619 2016-03-05 Jakub Jelinek <jakub@redhat.com>
21622 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
21623 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
21626 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
21629 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
21631 PR rtl-optimization/69941
21632 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
21633 the reg share its mode.
21635 2016-03-04 Jeff Law <law@redhat.com>
21637 PR tree-optimization/69196
21638 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21639 If the both SSA_NAMEs are anonymous, then consider them unassociated
21640 and include the PHI in the statement count.
21642 2016-03-05 Tom de Vries <tom@codesourcery.com>
21644 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
21645 construct in oacc routine. Check for oacc region in oacc routine.
21647 2016-03-04 Jakub Jelinek <jakub@redhat.com>
21650 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
21651 2016-02-22 changes, instead don't recurse if RECUR is already true.
21652 Don't change *dynamic_check if RECUR. Adjust recursive caller
21653 to pass true to the new argument.
21654 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
21657 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
21658 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
21660 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
21662 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
21664 PR rtl-optimization/57676
21665 * lra-assigns.c (lra_assign): Guard test for maximum iterations
21666 with flag_checking.
21668 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
21670 * tree-vect-patterns.c (search_type_for_mask): Handle
21671 comparison of booleans.
21673 2016-03-04 Jakub Jelinek <jakub@redhat.com>
21675 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
21679 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
21680 all other ops that have dw_val_class_die_ref operands,
21681 and DW_OP_GNU_entry_value.
21683 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21685 PR rtl-optimization/69904
21686 * config/arm/arm.c (arm_cannot_copy_insn_p):
21687 Return true for load-exclusive instructions.
21689 2016-03-03 Jakub Jelinek <jakub@redhat.com>
21692 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
21693 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
21694 the pattern no matter if it is used just by non-pattern, pattern
21696 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
21697 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
21698 oprnd1 def_stmt is in pattern, don't look through it.
21700 2016-03-03 Marek Polacek <polacek@redhat.com>
21702 PR middle-end/70050
21703 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
21705 2016-03-03 Martin Liska <mliska@suse.cz>
21707 PR tree-optimization/70043
21708 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
21709 previous statement if we see a debug statement.
21711 2016-03-03 Richard Biener <rguenther@suse.de>
21713 PR tree-optimization/55936
21714 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
21715 parameter and guard unsafe equivalence use.
21716 (vrp_evaluate_conditional_warnv_with_ops): Always use
21717 safe equivalences but not via the quadratic compare_names
21720 2016-03-03 Michael Collison <michael.collison@linaro.org>
21723 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
21724 for operand 1 to s_register_operand. Change predicate for operand
21725 2 to arm_not_immediate_operand.
21727 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
21729 * doc/tm.texi: Regenerated.
21731 2016-03-02 Richard Henderson <rth@redhat.com>
21734 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
21735 simplification when all args are positive non-fixed registers.
21737 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21739 * target.def (lra_p): Specify that new ports should use LRA.
21741 2016-03-02 Jakub Jelinek <jakub@redhat.com>
21744 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
21745 gimplify_type_sizes the type they refer to.
21746 (omp_notice_variable): Handle reference vars to VLAs.
21747 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
21748 reference to VLA decls in the second pass instead of first pass.
21750 2016-03-02 Tom de Vries <tom@codesourcery.com>
21752 PR tree-optimization/68659
21753 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
21754 new_expr == NULL_TREE.
21755 (get_new_name): Handle ADDR_EXPR.
21757 2016-03-02 Bin Cheng <bin.cheng@arm.com>
21759 PR rtl-optimization/69052
21760 * loop-invariant.c (canonicalize_address): New function.
21761 (inv_can_prop_to_addr_use): Check validity of address expression
21762 which is canonicalized by above function.
21764 2016-03-02 Alan Modra <amodra@gmail.com>
21767 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
21770 2016-03-02 Jakub Jelinek <jakub@redhat.com>
21773 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
21774 (*movhi_internal): Put mask moves from and to memory separately
21775 from moves from/to GPRs.
21777 2016-03-02 Richard Biener <rguenther@suse.de>
21779 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
21780 GENERIC expressions in GIMPLE.
21782 2016-03-02 Richard Biener <rguenther@suse.de>
21784 * config/i386/i386.c (type_natural_mode): Fix typo.
21786 2016-03-02 Nick Clifton <nickc@redhat.com>
21788 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
21790 2016-03-02 Richard Biener <rguenther@suse.de>
21791 Uros Bizjak <ubizjak@gmail.com>
21794 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
21796 2016-03-02 Richard Biener <rguenther@suse.de>
21798 PR middle-end/67278
21799 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
21801 2016-03-02 Marek Polacek <polacek@redhat.com>
21804 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
21805 "is promoted to" warning.
21807 2016-03-01 DJ Delorie <dj@redhat.com>
21809 * config.gcc: Deprecate mep-*.
21811 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
21813 PR middle-end/70025
21814 * lra-constraints.c (regno_val_use_in): New.
21815 (match_reload): Use it instead of regno_use_in.
21817 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
21819 PR rtl-optimization/70007
21820 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
21821 references present in REG_EQUAL notes attached to non-SET patterns.
21823 2016-03-01 Jeff Law <law@redhat.com>
21825 PR tree-optimization/69196
21826 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21827 Appropriately clamp the number of statements to copy when the
21828 thread path does not traverse a loop backedge.
21830 PR tree-optimization/69196
21831 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21832 Do count some PHIs in the thread path against the insn count. Decrease
21833 final statement count by one as the control statement in the last
21834 block will get removed. Remove special cased code for handling PHIs
21837 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
21840 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
21841 asm dialect alternatives to explicit GOTPCREL calls.
21843 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
21846 * ira.c (do_reload): Issue warning for generic stack checking here...
21847 * reload1.c (reload): ...instead of here and streamline it.
21849 2016-03-01 Nick Clifton <nickc@redhat.com>
21851 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
21853 2016-03-01 Richard Biener <rguenther@suse.de>
21855 PR tree-optimization/69983
21856 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
21857 types and fall back to operand_equal_p.
21859 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21862 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21864 * config/s390/constraints.md ("jm8"): New constraint.
21865 * config/s390/predicates.md ("const_int_8bitset_operand"): New
21867 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
21869 ("*setmem_long<setmem_and>"): New pattern.
21870 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
21872 ("*setmem_long_31z<setmem_and>"): New pattern.
21873 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
21874 New substitution rules with the required attributes.
21877 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21880 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21882 * gensupport.c (process_substs_on_one_elem): Split loop to
21883 complete mark_operands_used_in_match_dup on all expressions in the
21885 (adjust_operands_numbers): Inline into process_substs_on_one_elem
21886 and remove function.
21888 2016-03-01 Richard Biener <rguenther@suse.de>
21890 PR middle-end/70022
21891 * fold-const.c (fold_indirect_ref_1): Fix range checking for
21892 vector BIT_FIELD_REF extract.
21894 2016-03-01 Richard Biener <rguenther@suse.de>
21896 PR tree-optimization/69994
21897 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
21899 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
21901 PR tree-optimization/69956
21902 * tree-vect-stmts.c (supportable_widening_operation): Support
21903 multi-step conversion of boolean vectors.
21904 (supportable_narrowing_operation): Likewise.
21906 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21908 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
21911 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21913 * config/s390/subst.md (DSI_VI): New mode iterator.
21914 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
21915 * config/s390/vector.md ("vec_set<mode>"): Move expander before
21916 the insn definition.
21917 ("*vec_set<mode>"): Change predicate and add alternative to
21918 support only either register or const_int operands as element
21920 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
21922 ("vec_extract<mode>"): New expander.
21923 ("*vec_extract<mode>"): New insn definition supporting reg and
21924 const_int element selectors.
21925 ("*vec_extract<mode>_plus"): New insn definition supporting
21926 reg+const_int element selectors.
21927 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
21928 following expander+insn definition.
21929 ("<vec_shifts_name><mode>3"): New expander.
21930 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
21932 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21934 * config/s390/s390.md ("*tabort_1"): Change predicate to
21935 nonmemory_operand. Add a second alternative to cover
21936 register as well as const int operands.
21937 ("*tabort_1_plus"): New pattern definition.
21939 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21941 * config/s390/s390.md ("*ashrdi3_cc_31")
21942 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
21943 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
21944 Merge insn definitions into ...
21945 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
21946 New pattern definition.
21947 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
21948 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
21949 ("*ashr<mode>3_and"): Merge insn definitions into ...
21950 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
21951 New pattern definition.
21952 * config/s390/subst.md ("addr_style_op_cc_subst")
21953 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
21954 substitutions patterns plus attributes.
21955 Add ashiftrt to SUBST iterator.
21957 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21959 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
21960 op2 to nonmemory_operand.
21961 ("*<shift>di3_31", "*<shift>di3_31_and"):
21962 Merge into single pattern definition ...
21963 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
21964 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
21965 pattern definition ...
21966 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
21967 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
21970 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21972 * config/s390/predicates.md (const_int_6bitset_operand): New
21974 * config/s390/s390.md: Include subst.md.
21975 ("rotl<mode>3"): New expander.
21976 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
21978 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
21979 * config/s390/subst.md: New file.
21981 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21983 * config/s390/s390.md ("op_type", "atype", "length" attributes):
21984 Remove RRR type. It doesn't really exist.
21985 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
21987 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
21988 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
21989 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
21990 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
21991 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
21992 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
21993 `enabled' attribute.
21995 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21997 * gensupport.c (process_substs_on_one_elem): Split loop to
21998 complete mark_operands_used_in_match_dup on all expressions in the
22000 (adjust_operands_numbers): Inline into process_substs_on_one_elem
22001 and remove function.
22003 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
22006 * config/sparc/sparc.c (NWORDS_UP): Rename to...
22007 (CEIL_NWORDS): ...this. Use CEIL macro.
22008 (compute_fp_layout): Adjust to above renaming.
22009 (function_arg_union_value): Likewise.
22010 (sparc_arg_partial_bytes): Likewise.
22011 (sparc_function_arg_advance): Likewise.
22013 2016-02-29 Jeff Law <law@redhat.com>
22015 PR tree-optimization/70005
22016 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
22017 where an object with a boolean range is compared against a value
22020 PR tree-optimization/69999
22021 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
22022 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
22025 2016-02-29 Richard Biener <rguenther@suse.de>
22027 PR tree-optimization/69994
22028 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
22029 (get_unary_op): Look through nop conversions.
22030 (ops_equal_values_p): New function, look for equality diregarding
22032 (eliminate_plus_minus_pair): Use ops_equal_values_p
22033 (repropagate_negates): Do not use get_unary_op here.
22035 2016-02-29 Martin Liska <mliska@suse.cz>
22037 * system.h: Poison ENABLE_CHECKING macro.
22039 2016-02-29 Martin Liska <mliska@suse.cz>
22041 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
22042 is presented in dump flags.
22043 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
22044 (hsa_regalloc): Likewise.
22046 2016-02-19 Richard Biener <rguenther@suse.de>
22048 PR tree-optimization/69980
22049 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
22050 permutation of those we need to keep.
22052 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
22055 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
22056 (NWORDS_UP): ...this
22057 (init_cumulative_args): Minor tweaks.
22058 (sparc_promote_function_mode): Likewise.
22059 (scan_record_type): Delete.
22060 (traverse_record_type): New function template.
22061 (classify_data_t): New structure type.
22062 (classify_registers): New inline function.
22063 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
22064 exhausted. Instantiate traverse_record_type on classify_registers and
22065 deal with the case of a structure passed in slot #15 with no FP field
22067 (assign_data_t): New structure type.
22068 (compute_int_layout): New static function.
22069 (compute_fp_layout): Likewise.
22070 (count_registers): New inline function.
22071 (assign_int_registers): New static function.
22072 (assign_fp_registers): Likewise.
22073 (assign_registers): New inline function.
22074 (function_arg_record_value_1): Delete.
22075 (function_arg_record_value_2): Likewise.
22076 (function_arg_record_value_3): Likewise.
22077 (function_arg_record_value): Adjust to above changes. Instantiate
22078 traverse_record_type on count_registers to first count the number of
22079 registers to be used and then on assign_registers to assign them.
22080 (function_arg_union_value): Adjust to above renaming.
22081 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
22082 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
22083 case of a structure passed in slot #15
22084 (sparc_function_arg_advance): Likewise.
22085 (function_arg_padding): Minor tweak.
22087 2016-02-29 Richard Biener <rguenther@suse.de>
22089 PR tree-optimization/69720
22090 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
22091 the adjustment_def path for possibly vectorized defs.
22092 (vect_create_epilog_for_reduction): Handle vectorized initial
22095 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
22097 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
22099 2016-02-27 Jeff Law <law@redhat.com>
22102 2016-02-26 Richard Biener <rguenther@suse.de>
22103 Jeff Law <law@redhat.com>
22105 PR tree-optimization/69740
22106 * cfghooks.c (remove_edge): Request loop fixups if we delete
22107 an edge that might turn an irreducible loop into a natural
22110 2016-02-27 Jakub Jelinek <jakub@redhat.com>
22112 PR rtl-optimization/69896
22113 * tree-vect-generic.c (get_compute_type): Avoid single element
22116 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
22118 Rename the AArch64 tuning option and related functions to enable the
22119 Newton series for the reciprocal square root to reflect its
22120 approximative characteristic.
22122 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
22123 function to "aarch64_emit_approx_rsqrt".
22124 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
22125 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
22126 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
22127 (xgene1_tunings): Likewise.
22128 (use_rsqrt_p): Likewise.
22129 (aarch64_emit_swrsqrt): Use new function name.
22130 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
22131 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
22132 text explaining this option.
22133 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
22135 2016-02-26 Jakub Jelinek <jakub@redhat.com>
22138 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
22139 complain about -mallow-movmisalign without -mvsx if
22140 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
22142 2016-02-26 Joel Sherrill <joel@rtems.org>
22144 * config.gcc: Add x86_64-*-rtems*.
22145 * config/i386/rtems-64.h: New file.
22147 2016-02-26 Joel Sherrill <joel@rtems.org>
22149 * config.gcc: Add aarch64-*-rtems*.
22150 * config/aarch64/rtems.h: New file.
22152 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
22155 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
22156 shift amount using %h. Add comment.
22158 2016-02-26 Richard Biener <rguenther@suse.de>
22159 Jeff Law <law@redhat.com>
22161 PR tree-optimization/69740
22162 * cfghooks.c (remove_edge): Request loop fixups if we delete
22163 an edge that might turn an irreducible loop into a natural
22166 2016-02-26 Martin Jambor <mjambor@suse.cz>
22168 PR middle-end/69920
22169 * tree-sra.c (sra_modify_assign): Do not remove loads of
22170 uninitialized aggregates to SSA_NAMEs.
22172 2016-02-26 Richard Henderson <rth@redhat.com>
22175 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
22176 pseudo in case the target rtx matches the source of the left
22179 2016-02-26 Martin Jambor <mjambor@suse.cz>
22182 * hsa.h (hsa_type_packed_p): Declare.
22183 * hsa.c (hsa_type_packed_p): New function.
22184 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
22186 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
22187 * hsa-brig.c (emit_basic_insn): Likewise.
22189 2016-02-26 Martin Jambor <mjambor@suse.cz>
22192 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
22194 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
22196 2016-02-26 Martin Jambor <mjambor@suse.cz>
22198 * hsa.h (is_a_helper): New overload for hsa_op_immed for
22199 hsa_op_with_type operands.
22200 (hsa_unsigned_type_for_type): Declare.
22201 * hsa.c (hsa_unsigned_type_for_type): New function.
22202 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
22203 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
22204 the finalizer. Do not emit extra move.
22206 2016-02-26 Martin Jambor <mjambor@suse.cz>
22208 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
22209 atomic operations in private segment.
22211 2016-02-26 Martin Jambor <mjambor@suse.cz>
22213 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
22214 statements to wi->info. Also disallow omp simd constructs.
22215 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
22216 for not gridifying. Dump special string for omp_for.
22218 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22221 * config/aarch64/aarch64.c (aarch64_set_current_function):
22222 Save/restore target globals when switching to
22223 target_option_default_node.
22225 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22228 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
22229 Return 0 if !SHIFT_COUNT_TRUNCATED.
22231 2016-02-26 Jakub Jelinek <jakub@redhat.com>
22232 Eric Botcazou <ebotcazou@adacore.com>
22234 PR rtl-optimization/69891
22235 * dse.c (scan_insn): If we can't figure out memset arguments
22236 or they are non-constant, call clear_rhs_from_active_local_stores.
22238 2016-02-26 Martin Liska <mliska@suse.cz>
22240 * doc/extend.texi: Mention clog10, clog10f an clog10l
22241 in Builtins section.
22243 2016-02-26 Martin Liska <mliska@suse.cz>
22245 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
22247 (resolve_args_picking_1): Likewise.
22248 * dwarf2out.h (struct GTY): Likewise.
22250 2016-02-26 Martin Liska <mliska@suse.cz>
22252 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
22253 with flag_checking.
22254 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
22256 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
22257 Martin Liska <mliska@suse.cz>
22259 * doc/install.texi: Mention --enable-valgrind-annotations.
22261 2016-02-26 Richard Biener <rguenther@suse.de>
22263 PR tree-optimization/69551
22264 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
22265 looking through aliases adjust DECL_PT_UID to refer to the
22266 ultimate alias target.
22268 2016-02-25 Martin Liska <mliska@suse.cz>
22270 PR middle-end/69919
22271 * alloc-pool.c (after_memory_report): New variable.
22272 * alloc-pool.h (base_pool_allocator ::release): Do not use
22273 the infrastructure if after_memory_report.
22274 * toplev.c (toplev::main): Mark after memory report.
22276 2016-02-25 Richard Biener <rguenther@suse.de>
22278 PR tree-optimization/48795
22279 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
22281 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
22284 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
22285 offloading is enabled and -fopenacc or -fopenmp is specified.
22286 (CRTOFFLOADEND): Likewise.
22287 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
22288 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
22289 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
22290 (offload_objects_file_name): New static var.
22291 (tool_cleanup): Remove offload_objects_file_name file.
22292 (find_offloadbeginend): Replace with ...
22293 (find_crtoffloadtable): ... this.
22294 (run_gcc): Remove offload_argc and offload_argv.
22295 Get offload_objects_file_name from -foffload-objects=... option.
22296 Read names of object files with offload from this file, pass them to
22297 compile_images_for_offload_targets. Don't call find_offloadbeginend and
22298 don't pass offloadbegin and offloadend to the linker. Don't pass
22299 offload non-LTO files to the linker, because now they're not claimed.
22301 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
22304 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
22305 on builtin_unreachable.
22307 2016-02-25 Jakub Jelinek <jakub@redhat.com>
22309 PR rtl-optimization/69896
22310 * regcprop.c: Include cfgrtl.h.
22311 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
22312 than remembered mode, either delete it (if noop_move_p), or
22313 treat like copy_p but not noop_p instruction.
22315 2016-02-24 Jakub Jelinek <jakub@redhat.com>
22318 * dwarf2out.c (gen_variable_die): Work around buggy LTO
22319 - allow NULL decl for Fortran DW_TAG_common_block variables.
22321 2016-02-24 Jason Merrill <jason@redhat.com>
22323 * common.opt (flifetime-dse): Add -flifetime-dse=1.
22325 2016-02-24 Richard Biener <rguenther@suse.de>
22326 Jakub Jelinek <jakub@redhat.com>
22328 PR middle-end/69760
22329 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
22330 conditionally executed ops to well-defined overflow behavior.
22332 2016-02-24 Jakub Jelinek <jakub@redhat.com>
22334 PR middle-end/69915
22335 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
22338 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22340 PR rtl-optimization/69886
22341 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
22342 argument. Use it when checking validity of set instructions.
22343 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
22344 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
22346 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
22347 * store-motion.c (find_moveable_store): Update
22348 can_assign_to_reg_without_clobbers_p callsite.
22350 2016-02-24 Richard Biener <rguenther@suse.de>
22352 PR middle-end/68963
22353 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
22355 (record_nonwrapping_iv): Do not fall back to the low/high bound
22356 for non-constant IV bases if the stmt is not always executed.
22358 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22360 * config/arm/arm-cores.def (cortex-a32): New entry.
22361 * config/arm/arm-tables.opt: Regenerate.
22362 * config/arm/arm-tune.md: Regenerate.
22363 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
22364 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
22365 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
22366 for -mcpu and -mtune.
22368 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22371 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
22372 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
22373 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
22374 (atomic_loaddi_1): Delete.
22375 (atomic_loaddi): Rewrite expander using the above changes.
22377 2016-02-24 Jakub Jelinek <jakub@redhat.com>
22380 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
22383 2016-02-24 Jakub Jelinek <jakub@redhat.com>
22384 Richard Biener <rguenth@suse.de>
22386 PR middle-end/69909
22387 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
22388 set_mem_attributes if tem is SSA_NAME which got expanded
22391 2016-02-24 Richard Biener <rguenther@suse.de>
22393 PR tree-optimization/69907
22394 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
22395 end of permutations for BB vectorization.
22397 2016-02-24 Christian Bruel <christian.bruel@st.com>
22399 * config/arm/arm-c.c (arm_option_override): Initialize
22400 target_option_current_node.
22401 * config/arm/arm.c (arm_pragma_target_parse): Replace
22402 build_target_option_node call by target_option_current_node.
22403 Set target_option_current_node.
22406 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
22409 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
22410 define_insn_and_split to define_insn.
22411 (zero_extendqi<mode>2_dot2): Same.
22412 (extendqi<mode>2_dot): Same.
22413 (extendqi<mode>2_dot2): Same.
22415 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
22417 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
22418 and add bypass for AES{D,E} and AESMC pairs.
22419 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
22422 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
22424 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
22425 series for reciprocal square root in Exynos M1.
22427 2016-02-23 Martin Sebor <msebor@redhat.com>
22430 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
22431 __builtin_alloca_with_align.
22433 2016-02-23 Richard Henderson <rth@redhat.com>
22435 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
22436 (ix86_register_pragmas): Remove __seg_tls.
22437 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
22438 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
22439 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
22440 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
22441 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
22442 * doc/extend.texi (__seg_tls): Remove item.
22444 2016-02-23 Richard Biener <rguenther@suse.de>
22446 * alloc-pool.h (struct allocation_object): Make id member
22447 conditional on CHECKING_P again.
22448 (get_instance): Adjust.
22449 (base_pool_allocator): Likewise.
22451 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
22453 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
22454 (parallelize_loops): In OpenACC kernels mode, set n_threads to
22456 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
22458 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
22460 2016-02-23 Richard Biener <rguenther@suse.de>
22462 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
22463 * bitmap.h (struct bitmap_usage): Likewise.
22464 (bitmap_move): Declare.
22465 * bitmap.c (register_overhead): Take size_t argument.
22466 (bitmap_move): New function.
22467 * df-problems.c (df_rd_transfer_function): Use bitmap_move
22468 to properly account overhead.
22469 * tree.c (free_node): Use tree_size.
22471 2016-02-23 Jakub Jelinek <jakub@redhat.com>
22474 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
22475 when inverting comparison.
22478 * common.opt (Wunreachable-code): Add Warning flag.
22480 2016-02-23 Mark Wielaard <mjw@redhat.com>
22481 Jakub Jelinek <jakub@redhat.com>
22484 * cgraphunit.c (check_global_declaration): Check main_input_filename
22485 and DECL_SOURCE_FILE are not NULL.
22487 2016-02-23 Martin Jambor <mjambor@suse.cz>
22489 PR tree-optimization/69666
22490 * tree-sra.c (sra_modify_assign): Do not attempt to create
22491 default_def replacements for unscalarizable regions.
22493 2016-02-20 Mark Wielaard <mjw@redhat.com>
22496 * cgraphunit.c (check_global_declaration): Check level of
22497 warn_unused_const_variable and main_input_filename.
22498 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
22499 (-Wunused-variable): For C implies -Wunused-const-variable=1.
22500 (-Wunused-const-variable): Explain levels 1 and 2.
22502 2016-02-22 Jakub Jelinek <jakub@redhat.com>
22505 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
22506 identical arguments. Formatting and spelling fixes.
22509 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
22514 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
22515 and m68k-devices.def.
22516 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
22517 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
22519 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
22521 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
22522 and HImode registers.
22524 2016-02-22 Richard Biener <rguenther@suse.de>
22526 PR tree-optimization/69882
22527 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
22528 preserve permutations present because of gaps.
22529 (vect_supported_load_permutation_p): Always continue checking
22530 permutations after vect_attempt_slp_rearrange_stmts.
22532 2016-02-22 Bin Cheng <bin.cheng@arm.com>
22534 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
22535 min_profitable_estimate, rather than min_profitable_iters.
22537 2016-02-22 Jakub Jelinek <jakub@redhat.com>
22540 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
22541 SImode for last match_operand.
22543 2016-02-22 Martin Liska <mliska@suse.cz>
22545 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
22546 return bitsize - 1 as the return value.
22548 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
22552 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
22553 Handle negative shift counts.
22554 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
22555 force_reg on the shift constant.
22556 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
22557 (lshrsi3_d): Handle negative shift counts.
22559 2016-02-22 Richard Biener <rguenther@suse.de>
22560 Tom de Vries <tom@codesourcery.com>
22562 * graph.c: Include dumpfile.h.
22563 (print_graph_cfg): Split into three overloads.
22564 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
22566 2016-02-22 Tom de Vries <tom@codesourcery.com>
22568 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
22571 2016-02-22 Richard Biener <rguenther@suse.de>
22574 * ipa-inline-transform.c (inline_call): When not updating
22575 overall summaries adjust self size by the growth estimate.
22576 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
22577 hash-set, do not update overall summaries here. Renamed from ...
22578 (inline_to_all_callers): ... this which is now wrapping the
22579 above and performing delayed overall summary update.
22580 (early_inline_small_functions): Delay updating of the overall
22583 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
22585 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
22588 2016-02-19 Jakub Jelinek <jakub@redhat.com>
22591 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
22592 :%* in %:gt() argument.
22593 (greater_than_spec_func): Adjust for expecting only numbers,
22594 if there are more than two numbers, compare the last two.
22596 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
22598 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
22599 -Wnarrowing with -std.
22601 2016-02-19 Jakub Jelinek <jakub@redhat.com>
22604 * expr.c (store_field): Don't use bit-field path if exp is
22605 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
22606 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
22607 and the assignment can be performed by bitwise copy. Formatting
22610 PR middle-end/69838
22611 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
22612 call copy_reg_eh_region_note_forward on before and/or after sequences
22613 and remove note from insn if it no longer can throw.
22616 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
22617 if TARGET_AVX512BW.
22619 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22621 * config/s390/vector.md: Add missing commutative operand markers
22622 to the patterns which qualify for one.
22623 * config/s390/vx-builtins.md: Likewise.
22625 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22627 * config/s390/vector.md (VI, VI_QHS): Add single element vector
22628 types to mode iterators.
22629 (vec_double): ... and mode attribute.
22630 * config/s390/vx-builtins.md (non_vec_int): Likewise.
22632 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22634 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
22635 Change the predicate of op2 from nonimmediate to general and let
22636 reload fix it if necessary.
22638 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22640 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
22642 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22644 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
22647 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22649 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
22650 * config/s390/s390.c (s390_expand_vec_movstr): New function.
22651 * config/s390/s390.md ("movstr<P:mode>"): Call
22652 s390_expand_vec_movstr.
22654 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22656 * config/s390/s390.md: Add missing output modifier for operand 1
22657 to print it as address properly.
22659 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22661 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
22662 * config/s390/2964.md: New file.
22663 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
22664 of insn grouping attributes depending on the CPU level.
22665 (s390_get_unit_mask): New function.
22666 (s390_sched_score): Remove the OOO from the scheduling macros.
22667 Add loop to calculate a score for the instruction mix.
22668 (s390_sched_reorder): Likewise plus improve debug output.
22669 (s390_sched_variable_issue): Rename macros as above. Calculate
22670 the unit distances after actually scheduling an insn. Improve
22672 (s390_sched_init): Clear last_scheduled_unit_distance array.
22673 * config/s390/s390.md: Include 2964.md.
22675 2016-02-18 Jakub Jelinek <jakub@redhat.com>
22678 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
22679 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
22680 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
22681 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
22682 *avx512f_<code>v8div16qi2_mask_1): New insns.
22684 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
22687 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
22690 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
22691 earlyclobber from target. Use wF constraint for fused memory
22693 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
22695 2016-02-18 Jakub Jelinek <jakub@redhat.com>
22696 Martin Liska <mliska@suse.cz>
22699 * cfgexpand.c (asan_sanitize_stack_p): New function.
22700 (partition_stack_vars): Use the function.
22701 (expand_stack_vars): Likewise.
22702 (defer_stack_allocation): Likewise.
22703 (expand_used_vars): Likewise.
22705 2016-02-18 Richard Biener <rguenther@suse.de>
22707 PR middle-end/69553
22708 * fold-const.c (operand_equal_p): Properly compare offsets for
22709 IMAGPART_EXPR and ARRAY_REF.
22711 2016-02-18 Nick Clifton <nickc@redhat.com>
22715 * config/arm/arm.c (arm_option_override_internal): Disable
22716 interworking if the target does not support thumb instructions.
22717 (arm_reload_in_hi): Handle the case where a register to register
22718 move needs reloading because there is no simple pattern to handle
22720 (arm_reload_out_hi): Likewise.
22722 2016-02-18 Richard Biener <rguenther@suse.de>
22724 PR middle-end/69854
22725 * match.pd: Don't use fold_binary or fold_unary for folding
22728 2016-02-17 Jakub Jelinek <jakub@redhat.com>
22731 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
22732 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
22733 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
22734 warn on gimple_no_warning_p statements.
22736 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
22738 * doc/extend.texi (C++ Attributes): Correct description of
22739 warn_unused type attribute.
22741 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22743 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
22744 correct instruction.
22746 2016-02-17 Richard Biener <rguenther@suse.de>
22748 PR rtl-optimization/69609
22749 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
22750 (find_traces_1_round): When ending a trace update cached priority
22752 (bb_to_key): Use cached priority when available.
22753 (copy_bb): Initialize cached priority.
22754 (reorder_basic_blocks_software_trace_cache): Likewise.
22756 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22759 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
22761 (aarch64_comparison_operator): Break overly long line into two.
22762 (aarch64_comparison_operation): Likewise.
22763 * config/aarch64/aarch64.md (cstorecc4): Use
22764 aarch64_comparison_operator_mode instead of
22765 aarch64_comparison_operator.
22766 (cstore<mode>4): Likewise.
22767 (aarch64_cstore<mode>): Likewise.
22768 (*cstoresi_insn_uxtw): Likewise.
22769 (cstore<mode>_neg): Likewise.
22770 (*cstoresi_neg_uxtw): Likewise.
22772 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22775 * config/arm/predicates.md (arm_comparison_operator_mode):
22777 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
22778 instead of arm_comparison_operator.
22779 (*mov_negscc): Likewise.
22780 (*mov_notscc): Likewise.
22781 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
22782 (*thumb2_mov_negscc): Likewise.
22783 (*thumb2_mov_negscc_strict_it): Likewise.
22784 (*thumb2_mov_notscc): Likewise.
22785 (*thumb2_mov_notscc_strict_it): Likewise.
22787 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
22789 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
22790 Add missing return.
22792 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
22794 * config/visium/visium.c (machine_libfunc_index): New enum.
22795 (machine_libfuncs): New structure.
22796 (visium_libfuncs): New static variable.
22797 (TARGET_INIT_LIBFUNCS): Define to...
22798 (visium_init_libfuncs): ...this. New function.
22799 (expand_block_move_4): Use the appropriate libfunc.
22800 (expand_block_move_2): Likewise.
22801 (expand_block_move_1): Likewise.
22802 (expand_block_set_4): Likewise.
22803 (expand_block_set_2): Likewise.
22804 (expand_block_set_1): Likewise.
22805 (visium_trampoline_init): Likewise.
22807 2016-02-17 Nick Clifton <nickc@redhat.com>
22809 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
22810 TI's devices.csv file as of March 2016.
22812 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
22815 * opts-global.c (handle_common_deferred_options): Introduce and
22816 initialize two global variables to remember command-line options
22817 specifying a stack-limiting register.
22818 * opts.h: Add extern declarations of the two new global variables.
22819 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
22820 variable based on the values of the two new global variables.
22822 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22825 * common.opt (Wnonnull-compare): New warning.
22826 * doc/invoke.texi (-Wnonnull): Remove text about comparison
22827 of arguments against NULL.
22828 (-Wnonnull-compare): Document.
22829 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
22830 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
22831 * passes.def (pass_warn_nonnull_compare): Add.
22832 * gimple-ssa-nonnull-compare.c: New file.
22834 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22836 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
22837 AARCH64_EXTRA_TUNE_RECIP_SQRT.
22839 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22841 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
22842 reciprocal sqrt for -mlow-precision-recip-sqrt.
22844 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22845 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22847 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
22848 always use lane loads to construct non-constant vectors.
22850 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22852 * config/aarch64/aarch64.md
22853 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
22854 constraints for operand 3.
22855 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
22857 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22858 Richard Biener <rguenther@suse.de>
22860 PR tree-optimization/69820
22861 * tree-vect-patterns.c (type_conversion_p): Return false if
22862 *orig_type is unsigned single precision or boolean.
22863 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
22866 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22868 PR rtl-optimization/69764
22869 PR rtl-optimization/69771
22870 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
22871 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
22873 2016-02-16 Richard Biener <rguenther@suse.de>
22875 PR tree-optimization/69776
22876 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
22878 (indirect_refs_may_alias_p): Likewise.
22879 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
22880 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
22881 according to tbaa_p.
22882 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
22883 (optimize_stmt): For redundant store discovery do not allow tbaa.
22885 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
22887 PR tree-optimization/69714
22888 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
22889 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
22891 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
22893 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
22894 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
22895 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
22896 * config/arc/arc.c (arc_init): Check FPU options.
22897 (get_arc_condition_code): Handle new CC_FPU* modes.
22898 (arc_select_cc_mode): Likewise.
22899 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
22900 register pair only. Allow access for ARCv2 accumulator.
22901 (gen_compare_reg): Whenever we have FPU support use FPU compare
22903 (arc_reorg): Don't generate brcc insns when FPU compare
22904 instructions are involved.
22905 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
22906 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
22907 floating point emulation.
22908 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
22909 (REVERSE_CONDITION): Add new CC_FPU* modes.
22910 (TARGET_FP_SP_BASE): Define.
22911 (TARGET_FP_DP_BASE): Likewise.
22912 (TARGET_FP_SP_FUSED): Likewise.
22913 (TARGET_FP_DP_FUSED): Likewise.
22914 (TARGET_FP_SP_CONV): Likewise.
22915 (TARGET_FP_DP_CONV): Likewise.
22916 (TARGET_FP_SP_SQRT): Likewise.
22917 (TARGET_FP_DP_SQRT): Likewise.
22918 (TARGET_FP_DP_AX): Likewise.
22919 * config/arc/arc.md (ARCV2_ACC): New constant.
22920 (type): New fpu type attribute.
22921 (SDF): Conditional iterator.
22922 (cstore<mode>, cbranch<mode>): Change expand condition.
22923 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
22924 handles FPU/FPX cases as well.
22925 * config/arc/arc.opt (mfpu): New option.
22926 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
22928 (adddf3, muldf3, subdf3): Removed.
22929 * config/arc/predicates.md (proper_comparison_operator): Recognize
22931 * config/arc/fpu.md: New file.
22932 * doc/invoke.texi (ARC Options): Document mfpu option.
22934 2016-02-16 Richard Biener <rguenther@suse.de>
22936 PR rtl-optimization/69291
22937 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
22938 noce_operand_ok check.
22940 2016-02-16 Tom de Vries <tom@codesourcery.com>
22943 * omp-low.c (simd_clone_create): Remove call to
22944 symtab->call_cgraph_insertion_hooks.
22946 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22948 PR tree-optimization/69802
22949 * tree-ssa-reassoc.c (update_range_test): If op is
22950 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
22951 op == 1 test of precision 1 integral op, otherwise handle
22952 that case as op itself. Fix up formatting.
22953 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
22956 2016-02-16 Richard Biener <rguenther@suse.de>
22958 PR tree-optimization/69586
22959 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
22960 types for conversion sources.
22962 2016-02-16 Richard Biener <rguenther@suse.de>
22964 PR middle-end/69801
22965 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
22966 mask OEP_ADDRESS_OF.
22968 2016-02-16 Alan Modra <amodra@gmail.com>
22971 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
22972 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
22973 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
22975 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
22976 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
22977 (p8_fmrgow_<mode>): Likewise.
22978 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
22980 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
22981 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
22982 to use movdi_internal64. Remove op0_di.
22983 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
22985 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
22987 Add support for the FCCMP insn types
22989 * config/aarch64/aarch64.md (fccmp): Change insn type.
22990 (fccmpe): Likewise.
22991 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
22992 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
22993 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
22994 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
22995 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
22996 * config/arm/types.md (fccmps): Add new insn type.
22997 (fccmpd): Likewise.
22999 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
23001 * alias.c (get_alias_set): Fix a typo in comment.
23003 2016-02-15 Richard Biener <rguenther@suse.de>
23005 PR tree-optimization/69595
23006 * match.pd: Complete range test simplification to true.
23008 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
23010 PR rtl-optimization/69648
23011 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
23012 pic_offset_table_rtx.
23014 PR rtl-optimization/69752
23015 * ira.c (update_equiv_regs): When looking for more than a single SET,
23016 also take other side effects into account.
23018 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
23020 * config/s390/s390.c (s390_function_profiler): Add a new sequence
23021 for z900+ CPUs in 31-bit mode.
23023 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
23025 * common/config/s390/s390-common.c (s390_supports_split_stack):
23027 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
23028 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
23029 * config/s390/s390.c (struct machine_function): New field
23030 split_stack_varargs_pointer.
23031 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
23032 in s390_emit_prologue.
23033 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
23035 (morestack_ref): New global.
23036 (SPLIT_STACK_AVAILABLE): New macro.
23037 (s390_expand_split_stack_prologue): New function.
23038 (s390_live_on_entry): New function.
23039 (s390_va_start): Use split-stack vararg pointer if appropriate.
23040 (s390_asm_file_end): Emit the split-stack note sections.
23041 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
23042 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
23043 (UNSPECV_SPLIT_STACK_CALL): New unspec.
23044 (UNSPECV_SPLIT_STACK_DATA): New unspec.
23045 (split_stack_prologue): New expand.
23046 (split_stack_space_check): New expand.
23047 (split_stack_data): New insn.
23048 (split_stack_call): New expand.
23049 (split_stack_call_*): New insn.
23050 (split_stack_cond_call): New expand.
23051 (split_stack_cond_call_*): New insn.
23053 2016-02-15 Richard Biener <rguenther@suse.de>
23055 PR tree-optimization/69783
23056 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
23057 Add trivially correct cases.
23059 2016-02-15 Tom de Vries <tom@codesourcery.com>
23062 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
23064 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
23066 2016-02-15 Richard Biener <rguenther@suse.de>
23068 PR tree-optimization/69776
23069 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
23070 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
23071 indicate whether we can use TBAA to disambiguate against stores.
23072 Use alias-set zero if not.
23073 (visit_reference_op_store): Do not use TBAA when looking up
23075 * tree-ssa-pre.c (compute_avail): Use TBAA here.
23076 (eliminate_dom_walker::before_dom_children): But not when looking
23077 up redundant stores.
23079 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
23081 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
23083 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
23085 * config/i386/znver1.md
23086 (znver1_pop, znver1_pop_mem,
23087 znver1_load_imov_double_store,
23088 znver1_load_imov_direct_store,
23089 znver1_load_imov_direct_load,
23090 znver1_load_imov_double_load): Add new.
23091 (znver1_insn, znver1_insn_load): Add icmov type.
23092 (znver1_sseavx_fma,
23093 znver1_sseavx_fma_load,
23095 znver1_avx256_fma_load): Fix pipe usage.
23097 2016-02-14 Alan Modra <amodra@gmail.com>
23100 * reload.c (find_reloads_address_1): For pre/post-inc/dec
23101 with an invalid hard reg, reload just the reg not the entire
23102 pre/post-inc/dec address expression.
23104 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
23107 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
23108 fixed R1_REG scratch reg.
23109 (sibcall_value_pcrel_fdpic): Likewise.
23111 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
23115 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
23117 2016-02-12 Walter Lee <walt@tilera.com>
23119 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
23120 * config/tilegx/t-tilegx: Likewise.
23122 2016-02-12 David Malcolm <dmalcolm@redhat.com>
23125 * diagnostic-show-locus.c (struct line_span): New struct.
23126 (layout::get_first_line): Delete.
23127 (layout::get_last_line): Delete.
23128 (layout::get_num_line_spans): New member function.
23129 (layout::get_line_span): Likewise.
23130 (layout::print_heading_for_line_span_index_p): Likewise.
23131 (layout::get_expanded_location): Likewise.
23132 (layout::calculate_line_spans): Likewise.
23133 (layout::m_first_line): Delete.
23134 (layout::m_last_line): Delete.
23135 (layout::m_line_spans): New field.
23136 (layout::layout): Update comment. Replace m_first_line and
23137 m_last_line with m_line_spans, replacing their initialization
23138 with a call to calculate_line_spans.
23139 (diagnostic_show_locus): When printing source lines and
23140 annotations, rather than looping over a single span
23141 of lines, instead loop over each line_span within
23142 the layout, with an inner loop over the lines within them.
23143 Call the context's start_span callback when changing line spans.
23144 * diagnostic.c (diagnostic_initialize): Initialize start_span.
23145 (diagnostic_build_prefix): Break out the building of the location
23146 part of the string into...
23147 (diagnostic_get_location_text): ...this new function, rewriting
23148 it from nested ternary expressions to a sequence of "if"
23150 (default_diagnostic_start_span_fn): New function.
23151 * diagnostic.h (diagnostic_start_span_fn): New typedef.
23152 (diagnostic_context::start_span): New field.
23153 (default_diagnostic_start_span_fn): New prototype.
23155 2016-02-12 David Malcolm <dmalcolm@redhat.com>
23158 * gcc.c (driver::finalize): Fix cleanup of "specs".
23160 2016-02-12 David Malcolm <dmalcolm@redhat.com>
23164 * gcc.c (driver::driver): Initialize m_option_suggestions.
23165 (driver::~driver): Clean up m_option_suggestions.
23166 (suggest_option): Convert to...
23167 (driver::suggest_option): ...this, and split out into
23168 driver::build_option_suggestions and find_closest_string.
23169 (driver::build_option_suggestions): New function, from
23170 first half of suggest_option. Special-case
23171 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
23172 the sanitizer_opts array. For options of enum types, add the
23173 various enum values to the candidate strings.
23174 (driver::handle_unrecognized_options): Remove "const".
23175 * gcc.h (driver::handle_unrecognized_options): Likewise.
23176 (driver::build_option_suggestions): New decl.
23177 (driver::suggest_option): New decl.
23178 (driver::m_option_suggestions): New field.
23179 * opts-common.c (add_misspelling_candidates): New function.
23180 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
23181 and make non-static.
23182 * opts.h (sanitizer_opts): New array decl.
23183 (add_misspelling_candidates): New function decl.
23184 * spellcheck.c (find_closest_string): New function.
23185 * spellcheck.h (find_closest_string): New function decl.
23187 2016-02-12 Jakub Jelinek <jakub@redhat.com>
23189 PR rtl-optimization/69764
23190 PR rtl-optimization/69771
23191 * optabs.c (expand_binop_directly): For shift_optab_p, force
23192 convert_modes with VOIDmode if xop1 has VOIDmode.
23194 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
23197 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
23198 to correctly determine instrumentation thunks.
23200 2016-02-12 Jakub Jelinek <jakub@redhat.com>
23203 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
23204 type by reference, force lhs on the call.
23207 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
23208 Compute retval and retbnd early in all cases if split_part_return_p
23209 and return_bb is not EXIT. Remove all clobber stmts and reset
23210 all debug stmts that refer to SSA_NAMEs defined in split part,
23211 except if it is retval, in that case replace the old retval with the
23212 lhs of the call to the split part.
23214 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
23217 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
23219 PR middle-end/66726
23220 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
23221 whose result is used in PHI.
23222 (maybe_optimize_range_tests): Likewise.
23223 (final_range_test_p): Likweise.
23225 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
23227 PR middle-end/66726
23228 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
23229 whose result is used in PHI.
23230 (maybe_optimize_range_tests): Likewise.
23231 (final_range_test_p): Likweise.
23233 2016-02-12 Jakub Jelinek <jakub@redhat.com>
23235 * cgraph.c: Spelling fixes - behaviour -> behavior and
23236 neighbour -> neighbor.
23237 * target.def: Likewise.
23238 * sel-sched.c: Likewise.
23239 * config/mips/mips.c: Likewise.
23240 * config/arc/arc.md: Likewise.
23241 * config/arm/cortex-a57.md: Likewise.
23242 * config/arm/arm.c: Likewise.
23243 * config/arm/neon.md: Likewise.
23244 * config/arm/arm-c.c: Likewise.
23245 * config/vms/vms-c.c: Likewise.
23246 * config/s390/s390.c: Likewise.
23247 * config/i386/znver1.md: Likewise.
23248 * config/i386/i386.c: Likewise.
23249 * config/ia64/hpux-unix2003.h: Likewise.
23250 * config/msp430/msp430.md: Likewise.
23251 * config/rx/rx.c: Likewise.
23252 * config/rx/rx.md: Likewise.
23253 * config/aarch64/aarch64-simd.md: Likewise.
23254 * config/aarch64/aarch64.c: Likewise.
23255 * config/nvptx/nvptx.c: Likewise.
23256 * config/bfin/bfin.c: Likewise.
23257 * config/cris/cris.opt: Likewise.
23258 * config/rs6000/rs6000.c: Likewise.
23259 * target.h: Likewise.
23260 * spellcheck.c: Likewise.
23261 * ira-build.c: Likewise.
23262 * tree-inline.c: Likewise.
23263 * builtins.c: Likewise.
23264 * lra-constraints.c: Likewise.
23265 * explow.c: Likewise.
23266 * hwint.h: Likewise.
23267 * targhooks.c: Likewise.
23268 * tree-vect-data-refs.c: Likewise.
23269 * expr.c: Likewise.
23270 * doc/tm.texi: Likewise.
23271 * doc/extend.texi: Likewise.
23272 * doc/install.texi: Likewise.
23273 * doc/md.texi: Likewise.
23274 * tree-ssa-tail-merge.c: Likewise.
23275 * sched-int.h: Likewise.
23276 * match.pd: Likewise.
23277 * sched-ebb.c: Likewise.
23278 * target.def (omit_struct_return_reg): Likewise.
23279 * gimple-ssa-isolate-paths.c: Likewise.
23280 (find_implicit_erroneous_behaviour): Renamed to...
23281 (find_implicit_erroneous_behavior): ... this.
23282 (find_explicit_erroneous_behaviour): Renamed to...
23283 (find_explicit_erroneous_behavior): ... this.
23284 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
23286 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
23288 PR rtl-optimization/64682
23289 PR rtl-optimization/69567
23290 PR rtl-optimization/69737
23291 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
23292 in I2 as well, just lose it.
23294 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23296 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
23298 (aarch64_last_printed_tune_string): Likewise.
23299 (aarch64_declare_function_name): Only output .arch assembler
23300 directive if it will be different from the previously output
23301 directive. Same for .tune comment but only if -dA is set.
23302 (aarch64_start_file): New function.
23303 (TARGET_ASM_FILE_START): Define.
23305 2016-02-11 David Malcolm <dmalcolm@redhat.com>
23308 * Makefile.in (PLUGIN_HEADERS): Add params.list.
23310 2016-02-11 Jakub Jelinek <jakub@redhat.com>
23313 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
23314 -Wmaybe-uninitialized warning.
23316 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
23319 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
23321 2016-02-11 Richard Biener <rguenther@suse.de>
23323 PR rtl-optimization/69291
23324 * ifcvt.c (noce_try_store_flag_constants): Do not allow
23325 subexpressions affected by changing the result.
23327 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
23330 * lra-constraints.c (curr_insn_transform): Find in/out operands
23331 for secondary memory moves. Update dups.
23333 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
23335 PR tree-optimization/69652
23336 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
23337 to nested loop, did source re-formatting, skip debug statements,
23338 add check on statement with volatile operand, remove dead scalar
23341 2016-02-10 Jakub Jelinek <jakub@redhat.com>
23342 Patrick Palka <ppalka@gcc.gnu.org>
23346 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
23347 calls if the return type is TREE_ADDRESSABLE.
23348 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
23349 * ipa-split.c (split_function): Fix doubled "we" in comment.
23350 Use void return type for the split part even if
23351 !split_point->split_part_set_retval.
23353 2016-02-10 Bin Cheng <bin.cheng@arm.com>
23355 PR tree-optimization/68021
23356 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
23357 when computing the value of biv cand by itself.
23359 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
23361 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
23362 (cortexa57_tunings): Likewise.
23363 (cortexa72_tunings): Likewise.
23364 (arch_macro_fusion_pair_p): Add support for AES fusion.
23365 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
23366 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
23367 Allow virtual registers before reload so early scheduling works.
23368 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
23369 correct latency and pipeline.
23370 (cortex_a57_crypto_complex): Likewise.
23371 (cortex_a57_crypto_xor): Likewise.
23372 (define_bypass): Add AES bypass.
23374 2016-02-10 Richard Biener <rguenther@suse.de>
23376 PR tree-optimization/69726
23377 * passes.def: Add DCE pass before late uninit.
23378 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
23379 really fixup if-conversions job.
23381 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
23383 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
23384 (arm_cortex_a57_tune): Likewise.
23385 (aarch_macro_fusion_pair_p): Add support for AES fusion.
23386 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
23388 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
23390 * timevar.def (TV_PHASE_DBGINFO): Delete.
23391 (TV_PHASE_CHECK_DBGINFO): Likewise.
23392 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
23394 2016-02-10 Richard Biener <rguenther@suse.de>
23396 PR tree-optimization/69719
23397 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
23398 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
23400 2016-02-09 Andrew Pinski <apinski@cavium.com>
23403 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
23404 get_vcond_mask_icode returns false.
23406 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
23409 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
23410 an ADDIS that adds a pointer to a large constant that sets the
23411 upper16 bits with a load operation.
23413 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
23416 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
23418 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
23420 (vzipq_s16): Likewise.
23421 (vzipq_s32): Likewise.
23422 (vzipq_f32): Likewise.
23423 (vzipq_u8): Likewise.
23424 (vzipq_u16): Likewise.
23425 (vzipq_u32): Likewise.
23426 (vzipq_p8): Likewise.
23427 (vzipq_p16): Likewise.
23429 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
23432 * config/arm/arm.c (neon_endian_lane_map): New function.
23433 (neon_vector_pair_endian_lane_map): New function.
23434 (arm_evpc_neon_vuzp): Allow for big endian lane order.
23435 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
23437 (vuzpq_s16): Likewise.
23438 (vuzpq_s32): Likewise.
23439 (vuzpq_f32): Likewise.
23440 (vuzpq_u8): Likewise.
23441 (vuzpq_u16): Likewise.
23442 (vuzpq_u32): Likewise.
23443 (vuzpq_p8): Likewise.
23444 (vuzpq_p16): Likewise.
23446 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
23449 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
23452 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
23454 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
23455 truncate const_int operand 1 to QImode.
23457 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
23459 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
23460 corresponding to an abnormal edge.
23462 2016-02-09 Tom de Vries <tom@codesourcery.com>
23464 PR tree-optimization/69599
23465 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
23467 (find_func_aliases_for_builtin_call, find_func_clobbers)
23468 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
23471 2016-02-09 Richard Biener <rguenther@suse.de>
23473 PR tree-optimization/69715
23474 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
23475 LHS on calls as non-rewritable.
23477 2016-02-09 Tom de Vries <tom@codesourcery.com>
23480 * lto-wrapper.c (append_diag_options): New function.
23481 (compile_offload_image): Call append_diag_options.
23483 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
23486 * doc/extend.texi (Flag Output Operands): Correct sectioning.
23487 Minor copy-edit to fix verb tenses.
23489 2016-02-08 Jakub Jelinek <jakub@redhat.com>
23491 PR tree-optimization/69209
23492 * ipa-split.c (split_function): If split part is not
23493 returning retval, retval has gimple type but is not
23494 gimple value, force it into a SSA_NAME first.
23496 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
23498 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
23501 2016-02-08 Jason Merrill <jason@redhat.com>
23504 * convert.c (convert_to_integer_1): Check dofold on truncation
23506 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
23507 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
23508 Rename from *_nofold.
23509 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
23510 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
23512 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
23515 * tree.c (build_common_tree_nodes): Remove short_double argument.
23516 All callers changed.
23517 * tree.h (build_common_tree_nodes): Adjust declaration.
23518 * doc/invoke.texi (-fshort-double): Remove documentation.
23519 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
23520 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
23521 * lto-wrapper.c (merge_and_complain, append_compiler_options)
23522 (append_linker_options): Don't handle OPT_fshort_double.
23524 PR rtl-optimization/68730
23525 * lra-remat.c (insn_to_cand_activation): New static variable.
23526 (lra_remat): Allocate and free it.
23527 (create_cand): New arg activation. Initialize a field in
23528 insn_to_cand_activation if it is nonnull.
23529 (create_cands): Pass the activation insn to create_cand when making
23530 a candidate involving an output reload. Reorganize code a little.
23531 (do_remat): Keep track of active status of candidates in a separate
23534 2016-02-08 Richard Biener <rguenther@suse.de>
23536 PR tree-optimization/69719
23537 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
23538 Properly use absolute of the difference of the two offsets to
23539 compare or adjust the segment length.
23541 2016-02-08 Richard Biener <rguenther@suse.de>
23542 Jeff Law <law@redhat.com>
23545 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
23546 types for anonymous SSA names.
23548 2016-02-08 Richard Biener <rguenther@suse.de>
23550 PR rtl-optimization/69274
23551 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
23553 2016-02-08 Jeff Law <law@redhat.com>
23555 PR tree-optimization/65917
23556 * tree-ssa-dom.c (record_temporary_equivalences): Record both
23557 equivalences from if (x == y) style conditionals.
23558 (loop_depth_of_name): Remove.
23559 (record_equality): Remove loop depth check.
23560 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
23561 (const_and_copies::record_const_or_copy_raw): New member function.
23562 * tree-ssa-scopedtables.c
23563 (const_and_copies::record_const_or_copy_raw): New, factored out of
23564 (const_and_copies::record_const_or_copy): Call new member function.
23566 2016-02-05 Jeff Law <law@redhat.com>
23568 PR tree-optimization/68541
23569 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
23570 (count_stmts_in_block): New function.
23571 (poor_ifcvt_candidate_code): Likewise.
23572 (is_feasible_trace): Add some heuristics to determine when path
23573 splitting is profitable.
23574 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
23575 is a diamond with a single exit.
23577 2016-02-05 Martin Sebor <msebor@redhat.com>
23580 * doc/invoke.texi: Update -Wplacement-new to take an optional
23583 2016-02-06 Richard Henderson <rth@redhat.com>
23586 * tree.c (tree_nop_conversion_p): Do not strip casts into or
23587 out of non-standard address spaces.
23589 2016-02-05 Jakub Jelinek <jakub@redhat.com>
23591 PR rtl-optimization/69691
23592 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
23594 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
23596 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
23597 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
23598 (*ieee128_mfvsrd_64bit): Likewise.
23599 (*ieee128_mfvsrd_32bit): Likewise.
23601 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
23605 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23607 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
23608 instrumented_version.
23610 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
23612 * doc/invoke.texi (Optimize Options): In table of --param options
23613 rename second occurrence of tracer-min-branch-ratio to
23614 tracer-min-branch-probability, rename
23615 tracer-min-branch-ratio-feedback to
23616 tracer-min-branch-probability-feedback and clarify description,
23617 rename sched-spec-state-edge-prob-cutoff to
23618 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
23619 to selsched-insns-to-rename, rename lto-minpartition to
23620 lto-min-partition, delete reorder-blocks-duplicate and
23621 reorder-blocks-duplicate-feedback.
23623 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23625 * config/s390/s390.c (s390_register_info_set_ranges): Remove
23628 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
23630 * doc/extend.texi: S/390: Correct some typos.
23632 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23634 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
23636 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23639 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
23640 (s390_register_info_gprtofpr): Use new macros above.
23641 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
23643 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
23644 its name. Adjust restore and save gpr ranges.
23645 (s390_register_info_set_ranges): New function.
23646 (s390_register_info): Use new macros above. Call
23647 s390_register_info_set_ranges.
23648 (s390_optimize_register_info): Likewise.
23649 (s390_hard_regno_rename_ok): Use new macros.
23650 (s390_hard_regno_scratch_ok): Likewise.
23651 (s390_emit_epilogue): Likewise.
23652 (s390_can_use_return_insn): Likewise.
23653 (s390_optimize_prologue): Likewise.
23654 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
23656 2016-02-05 Jakub Jelinek <jakub@redhat.com>
23659 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
23661 (ix86_option_override_internal): Disable TARGET_STV even for
23662 -m{incoming,preferred}-stack-boundary=3.
23664 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
23666 * config.gcc: Mark deprecated rtems targets as obsolete.
23668 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
23670 PR rtl-optimization/64682
23671 PR rtl-optimization/69567
23672 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
23673 before I2 only if the register is both used and set in I2.
23675 2016-02-04 DJ Delorie <dj@redhat.com>
23677 * config/msp430/msp430.c (msp430_start_function): Add function type.
23679 2016-02-04 Jakub Jelinek <jakub@redhat.com>
23682 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
23684 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
23686 PR rtl-optimization/69577
23688 2015-10-29 Richard Henderson <rth@redhat.com>
23692 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
23693 sse check to the exact conditions of PR 67609.
23695 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
23698 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
23699 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
23700 not allowed into the traditional Altivec registers.
23701 (movtd_64bit_nodm): Likewise.
23702 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
23704 2016-02-04 David Malcolm <dmalcolm@redhat.com>
23706 * config/aarch64/cortex-a57-fma-steering.c
23707 (aarch64_register_fma_steering): Remove "static" from arguments
23710 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
23713 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
23714 twice when complex.
23716 2016-02-04 Mike Frysinger <vapier@gentoo.org>
23718 * doc/invoke.texi: Delete -mno-fma4.
23720 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
23722 PR rtl-optimization/69577
23723 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
23724 (find_subregs_of_mode): Update accordingly. Iterate over partial
23727 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
23729 * config/arm/arm-protos.h (neon_reinterpret): Remove.
23730 * config/arm/arm.c (neon_reinterpret): Remove.
23731 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
23732 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
23733 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
23734 vreinterpretti): Remove.
23735 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
23736 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
23737 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
23738 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
23739 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
23740 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
23741 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
23742 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
23743 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
23744 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
23745 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
23746 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
23747 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
23748 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
23749 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
23750 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
23751 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
23752 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
23753 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
23754 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
23755 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
23756 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
23757 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
23758 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
23759 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
23760 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
23761 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
23762 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
23763 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
23764 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
23765 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
23766 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
23767 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
23768 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
23769 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
23770 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
23771 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
23772 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
23773 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
23774 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
23775 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
23776 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
23777 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
23778 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
23779 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
23780 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
23781 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
23782 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
23783 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
23784 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
23785 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
23786 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
23787 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
23788 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
23789 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
23790 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
23791 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
23792 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
23793 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
23794 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
23795 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
23796 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
23797 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
23798 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
23799 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
23800 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
23801 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
23802 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
23803 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
23804 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
23805 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
23806 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
23807 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
23808 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
23809 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
23810 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
23811 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
23812 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
23813 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
23814 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
23815 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
23816 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
23817 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
23818 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
23819 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
23820 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
23821 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
23822 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
23823 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
23824 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
23825 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
23826 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
23827 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
23828 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
23829 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
23830 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
23831 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
23832 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
23833 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
23834 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
23835 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
23836 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
23837 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
23839 2016-02-04 Martin Liska <mliska@suse.cz>
23842 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
23843 that are gimple_store_p.
23844 (maybe_instrument_call): Likewise.
23846 2016-02-04 Bin Cheng <bin.cheng@arm.com>
23848 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
23849 register scaling out of memory reference and comment why.
23851 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23855 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
23856 folding the source of a SET.
23858 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23862 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
23863 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
23865 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
23869 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
23872 2016-02-04 Christian Bruel <christian.bruel@st.com>
23874 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
23875 * config/arm/arm.c (arm_set_current_function): Likewise.
23877 2016-02-04 Jakub Jelinek <jakub@redhat.com>
23878 Ilya Enkovich <enkovich.gnu@gmail.com>
23879 H.J. Lu <hongjiu.lu@intel.com>
23882 * config/i386/i386.c (convert_scalars_to_vector): Remove
23883 stack alignment fixes.
23884 (ix86_option_override_internal): Disable TARGET_STV if stack
23885 might not be aligned enough.
23886 (ix86_minimum_alignment): Assert that TARGET_STV is false.
23888 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
23890 * config/i386/x86-tune.def: Disable default prefetching
23893 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
23894 Vladimir Makarov <vmakarov@redhat.com>
23897 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
23898 in validating fused toc addresses.
23900 2016-02-03 Jakub Jelinek <jakub@redhat.com>
23903 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
23904 range->m_caret fields if range->m_show_caret_p is false.
23907 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
23908 Force oldval into register if it does not satisfy reg_or_short_operand
23909 predicate. Fix up formatting.
23911 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
23912 Alexandre Oliva <aoliva@redhat.com>
23915 * lra-constraints.c (simplify_operand_subreg): Check additionally
23916 address validity after potential reloading.
23917 (process_address_1): Check insns validity. In case of failure do
23920 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
23923 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
23926 2016-02-02 Jakub Jelinek <jakub@redhat.com>
23928 * wide-int.cc (canonize_uhwi): New function.
23929 (wi::divmod_internal): Use it.
23931 2016-02-02 James Norris <jnorris@codesourcery.com>
23933 * gimplify.c (omp_notice_variable): Add usage check.
23935 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
23937 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
23938 like LE, GE, LT, GT when emitting relational operator.
23940 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
23942 * ira-costs.c (find_costs_and_classes): Add extra argument.
23943 * target.def (ira_change_pseudo_allocno_class): Add parameter.
23944 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
23945 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
23946 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
23947 Add best_class parameter, and return it if not ALL_REGS.
23948 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
23950 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
23951 Update target hook.
23953 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
23955 * config/aarch64/aarch64.c
23956 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
23957 (aarch64_ira_change_pseudo_allocno_class): New function.
23959 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
23962 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
23964 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
23966 * config/avr/avr.c (avr_option_override): Set
23967 PARAM_ALLOW_STORE_DATA_RACES to 1.
23969 2016-02-02 Richard Biener <rguenther@suse.de>
23971 PR tree-optimization/69595
23972 * match.pd: Add range test simplifications to true/false.
23974 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
23976 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
23977 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
23980 2016-02-02 Richard Biener <rguenther@suse.de>
23982 PR tree-optimization/69606
23983 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
23984 info on the result before moving a stmt.
23986 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
23988 PR middle-end/68542
23989 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
23990 branch with vector comparison.
23991 * config/i386/sse.md (VI48_AVX): New mode iterator.
23992 (define_expand "cbranch<mode>4): Add support for conditional branch
23993 with vector comparison.
23994 * tree-vect-loop.c (optimize_mask_stores): New function.
23995 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
23996 has_mask_store field of vect_info.
23997 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
23998 vectorized loops having masked stores after vec_info destroy.
23999 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
24000 correspondent macros.
24001 (optimize_mask_stores): Add prototype.
24003 2016-02-02 Alan Modra <amodra@gmail.com>
24006 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
24009 2016-02-02 Alan Modra <amodra@gmail.com>
24012 * config/rs6000/rs6000.c (need_toc_init): New var, set it
24013 whenever toc_label_name used.
24014 (rs6000_file_start): Don't set up toc section here,
24015 (rs6000_output_function_epilogue): do so here instead,
24016 (rs6000_xcoff_file_start): and here.
24017 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
24018 (load_toc_aix_di): Likewise.
24020 2016-02-01 Jakub Jelinek <jakub@redhat.com>
24022 PR rtl-optimization/69592
24023 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
24024 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
24025 (num_sign_bit_copies_binary_arith_p): New inline function.
24026 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
24028 2016-02-01 Jeff Law <law@redhat.com>
24030 PR tree-optimization/69580
24031 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
24032 * tree-ssa-threadbackward.c
24033 (fsm_find_control_statement_thread_paths): Do not try to walk
24034 through large PHI nodes.
24036 2016-02-01 Jakub Jelinek <jakub@redhat.com>
24038 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
24039 when count is incremented above limit, don't analyze further
24042 * omp-low.c (oacc_parse_default_dims): Avoid
24043 -Wsign-compare warning, make sure value fits into int
24044 rather than just unsigned int.
24046 2016-02-01 Bin Cheng <bin.cheng@arm.com>
24048 PR tree-optimization/67921
24049 * fold-const.c (split_tree): New parameters. Convert pointer
24050 type variable part to proper type before negating.
24051 (fold_binary_loc): Pass new arguments to split_tree.
24053 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
24055 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
24056 (nvptx_goacc_validate_dims): Extend to handle global defaults.
24057 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
24058 * doc/tm.texti: Rebuilt.
24059 * doc/invoke.texi (fopenacc-dim): Document.
24060 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
24061 (append_compiler_options): Likewise.
24062 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
24063 (oacc_parse_default_dims): New.
24064 (oacc_validate_dims): Add USED arg. Select non-unity default when
24066 (oacc_loop_fixed_partitions): Return mask of used partitions.
24067 (oacc_loop_auto_partitions): Emit dump info.
24068 (oacc_loop_partition): Return mask of used partitions.
24069 (execute_oacc_device_lower): Parse default dimension arg. Adjust
24070 loop partitioning and validation calls.
24072 2016-02-01 Richard Biener <rguenther@suse.de>
24074 PR middle-end/69556
24075 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
24077 2016-02-01 Richard Biener <rguenther@suse.de>
24079 PR tree-optimization/69574
24080 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
24081 of asserting return chrec_dont_know.
24083 2016-02-01 Martin Liska <mliska@suse.cz>
24085 * mem-stats-traits.h: Add copyright header.
24086 * mem-stats.h: Likewise.
24088 2016-02-01 Richard Biener <rguenther@suse.de>
24090 PR tree-optimization/69579
24091 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
24092 Do not propagate through abnormal PHI results.
24094 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
24096 * postreload.c (reload_cse_simplify): Remove dead code.
24098 2016-02-01 Jakub Jelinek <jakub@redhat.com>
24100 PR rtl-optimization/69570
24101 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
24102 if there is more than one set, not if there is a single set.
24104 2016-02-01 Richard Henderson <rth@redhat.com>
24107 * combine.c (make_compound_operation): When looking through a
24108 subreg, make sure to re-extend to the width of the outer mode.
24110 2016-01-30 Jakub Jelinek <jakub@redhat.com>
24112 PR tree-optimization/69546
24113 * wide-int.cc (wi::divmod_internal): For unsigned division
24114 where both operands fit into uhwi, if o1 is 1 and o0 has
24115 msb set, if divident_prec is larger than bits per hwi,
24116 clear another quotient word and return 2 instead of 1.
24117 Similarly for remainder with msb in HWI set, if dividend_prec
24118 is larger than bits per hwi.
24120 2016-01-29 Martin Jambor <mjambor@suse.cz>
24122 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
24123 Use short lowercase names.
24124 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
24125 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
24126 acq_rel one. Protect warning agains segfaults if
24127 get_memory_order_name returns NULL.
24128 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
24129 with release semantics. Do not warn if get_memory_order already did.
24130 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
24131 semantics. Fix check for relaxed or acquire semantics. Do not warn
24132 if get_memory_order already did.
24134 2016-01-29 Sebastian Pop <s.pop@samsung.com>
24136 * doc/install.texi: Document that isl-0.16 is supported.
24138 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
24141 * config/i386/constraints.md (Bm): Describe as special memory
24143 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
24144 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
24145 * genpreds.c (struct constraint_data): Add is_special_memory.
24146 (have_special_memory_constraints, special_memory_start): New
24148 (special_memory_end): Ditto.
24149 (add_constraint): Add new arg is_special_memory. Add code to
24150 process its true value. Update have_special_memory_constraints.
24151 (process_define_constraint): Pass the new arg.
24152 (process_define_register_constraint): Ditto.
24153 (choose_enum_order): Process special memory.
24154 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
24155 function insn_extra_special_memory_constraint.
24156 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
24157 * gensupport.c (process_rtx): Process
24158 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
24159 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
24160 * ira-lives.c (single_reg_class): Use
24161 insn_extra_special_memory_constraint.
24162 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
24163 * lra-constraints.c (process_alt_operands): Ditto.
24164 (curr_insn_transform): Use insn_extra_special_memory_constraint.
24165 * recog.c (asm_operand_ok, preprocess_constraints): Process
24167 * reload.c (find_reloads): Ditto.
24168 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
24169 * stmt.c (parse_input_constraint): Use
24170 insn_extra_special_memory_constraint.
24172 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
24175 * lra-splill.c (lra_final_code_change): Revert r229087 by
24176 removing all sub-registers.
24178 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
24181 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
24183 2016-01-29 Jakub Jelinek <jakub@redhat.com>
24186 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
24187 SSE1, copy target into the temporary reg first before recursing
24190 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
24192 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
24195 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
24197 * ginclude/stdarg.h: Test __cplusplus instead of
24198 __GXX_EXPERIMENTAL_CXX0X__.
24200 2016-01-29 Richard Biener <rguenther@suse.de>
24202 PR tree-optimization/69547
24203 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
24204 Do not mark clobbers necessary.
24205 (mark_all_reaching_defs_necessary_1): Likewise.
24207 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
24209 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
24210 declaration name with %qs and print it in both error messages.
24211 Also fix indentation.
24213 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
24216 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
24217 trailing blank line from error message.
24219 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
24222 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
24225 2016-01-29 Richard Biener <rguenther@suse.de>
24227 PR middle-end/69537
24228 * match.pd: Allow all integral types when simplifying a
24229 widening or sign-changing conversion.
24231 2016-01-28 Sebastian Pop <s.pop@samsung.com>
24233 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
24234 back to setting codegen_error to fail codegen.
24236 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
24239 * config/i386/constraints.md (C): Only accept constant zero operand.
24240 (BC): New constraint.
24241 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
24242 instead of C constraint.
24243 * doc/md.texi (Machine Constraints): Update description
24246 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
24249 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
24251 2016-01-28 Jakub Jelinek <jakub@redhat.com>
24253 PR middle-end/69542
24254 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
24257 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
24259 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
24260 branches if using guessed profile.
24262 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
24264 * graphite-optimize-isl.c (optimize_isl): Fix dump.
24266 2016-01-28 Richard Henderson <rth@redhat.com>
24269 * config/aarch64/aarch64-modes.def (CC_Cmode): New
24270 * config/aarch64/aarch64-protos.h: Update.
24271 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
24272 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
24273 (aarch64_get_condition_code_1): Handle CC_Cmode.
24274 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
24275 (*add<mode>3_compareC_cconly_imm): New.
24276 (*add<mode>3_compareC_cconly): New.
24277 (*add<mode>3_compareC_imm): New.
24278 (add<mode>3_compareC): New.
24279 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
24280 to be first. Use aarch64_carry_operation.
24281 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
24282 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
24283 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
24284 (subti3): Use subdi3_compare1.
24285 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
24286 (sub<mode>3_compare1): New.
24287 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
24288 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
24289 (*subsi3_carryin_uxtw): Likewise.
24290 (*ngc<mode>, *ngcsi_uxtw): Likewise.
24291 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
24292 * config/aarch64/iterators.md (DWI): New.
24293 * config/aarch64/predicates.md (aarch64_carry_operation): New.
24294 (aarch64_borrow_operation): New.
24296 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
24298 * graphite-optimize-isl.c (optimize_isl): Print a different debug
24299 message when isl does not return a valid schedule.
24301 2016-01-28 Sebastian Pop <s.pop@samsung.com>
24303 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
24304 Remove comments from class declarations: they are already in the code
24307 2016-01-28 Sebastian Pop <s.pop@samsung.com>
24309 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
24311 (ternary_op_to_tree): Same.
24312 (unary_op_to_tree): Same.
24313 (nary_op_to_tree): Same.
24314 (gcc_expression_from_isl_expr_op): Same.
24315 (gcc_expression_from_isl_expression): Same.
24316 (graphite_create_new_loop): Same.
24317 (graphite_create_new_loop_guard): Same.
24318 (build_iv_mapping): Same.
24319 (graphite_create_new_guard): Same.
24320 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
24321 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
24323 2016-01-28 Sebastian Pop <s.pop@samsung.com>
24325 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
24326 instead of setting codegen_error to fail codegen.
24328 2016-01-28 Jason Merrill <jason@redhat.com>
24330 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
24332 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
24334 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
24335 Remove CONST_INT_P check in CCMP cost calculation.
24337 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
24339 * config/aarch64/aarch64.c (generic_vector_cost):
24340 Set vec_permute_cost.
24341 (cortexa57_vector_cost): Likewise.
24342 (exynosm1_vector_cost): Likewise.
24343 (xgene1_vector_cost): Likewise.
24344 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
24345 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
24346 Add vec_permute_cost entry.
24348 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
24350 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
24352 (add<mode>3_compare0): Likewise.
24353 (addsi3_compare0_uxtw): Likewise.
24354 (add<mode>3nr_compare0): Likewise.
24355 (compare_neg<mode>): Likewise.
24356 (<optab><mode>3): Likewise.
24358 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
24360 * tree-vect-stmts.c (vectorizable_comparison): Add
24361 NULL check for vectype.
24363 2016-01-28 Richard Biener <rguenther@suse.de>
24365 PR tree-optimization/69466
24366 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
24367 Account for PHIs we couldn't duplicate.
24369 2016-01-28 Martin Liska <mliska@suse.cz>
24372 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
24373 instead of ENABLE_VALGRIND_CHECKING.
24375 2016-01-27 Richard Henderson <rth@redhat.com>
24378 * lra-remat.c (subreg_regs): New.
24379 (dump_candidates_and_remat_bb_data): Dump it.
24380 (operand_to_remat): Reject if operand in subreg_regs.
24381 (set_bb_regs): Collect subreg_regs.
24382 (lra_remat): Init and free subreg_regs. Compute
24383 calculate_local_reg_remat_bb_data before create_cands.
24385 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
24388 * config/i386/i386.c (ix86_update_stack_boundary): Don't
24389 change stack_alignment_needed for __tls_get_addr call.
24391 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
24393 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
24395 2016-01-27 Jeff Law <law@redhat.com>
24397 PR tree-optimization/68398
24398 PR tree-optimization/69196
24399 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
24400 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
24401 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
24402 Only count PHIs in the last block in the path. The others will
24403 const/copy propagate away. Add heuristic to allow more irreducible
24404 subloops to be created when it is likely profitable to do so.
24406 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
24407 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
24408 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
24410 2016-01-27 Jakub Jelinek <jakub@redhat.com>
24413 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
24414 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
24415 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
24416 * tree-streamer-in.c: Include asan.h.
24417 (streamer_get_builtin_tree): For builtins in sanitizer
24418 range call initialize_sanitizer_builtins and retry.
24420 2016-01-27 Ian Lance Taylor <iant@google.com>
24422 * common.opt (fkeep-gc-roots-live): New undocumented option.
24423 * tree-ssa-loop-ivopts.c (add_candidate_1): If
24424 -fkeep-gc-roots-live, skip pointers.
24425 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
24428 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
24431 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
24432 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
24434 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
24437 * configure.ac: NetBSD provides SSP in its C library.
24438 * configure: Updated.
24440 2016-01-27 Richard Biener <rguenther@suse.de>
24442 PR tree-optimization/69166
24443 * tree-vect-loop.c (vect_is_simple_reduction): Always check
24444 reduction code for commutativity / associativity.
24446 2016-01-27 Martin Jambor <mjambor@suse.cz>
24448 PR tree-optimization/69355
24449 * tree-sra.c (analyze_access_subtree): Correct hole detection when
24450 total_scalarization fails.
24452 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
24454 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
24457 2016-01-27 Christian Bruel <christian.bruel@st.com>
24460 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
24461 Move arm_reset_previous_fndecl and set_target_option_current_node in
24462 the conditional part. Call save_restore_target_globals.
24463 * config/arm/arm.c (arm_set_current_function):
24464 Refactor to better support #pragma target and attribute mix.
24465 Call save_restore_target_globals.
24466 * config/arm/arm-protos.h (save_restore_target_globals): New function.
24468 2016-01-27 Martin Liska <mliska@suse.cz>
24470 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
24471 reference for an HSA kernel and its host function.
24473 2016-01-27 Jakub Jelinek <jakub@redhat.com>
24475 PR tree-optimization/69399
24476 * wide-int.h (wi::lrshift): For larger precisions, only
24477 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
24479 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
24481 * config/arc/predicates.md (proper_comparison_operator): Reject
24482 constant-constant comparison.
24484 2016-01-26 Tom de Vries <tom@codesourcery.com>
24486 PR tree-optimization/69110
24487 * tree-data-ref.c (initialize_data_dependence_relation): Handle
24488 DR_NUM_DIMENSIONS == 0.
24490 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
24491 Sebastian Pop <s.pop@samsung.com>
24493 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
24494 isl_ast_op_cond and isl_ast_op_select.
24495 (gcc_expression_from_isl_expr_op): Same.
24497 2016-01-26 Jason Merrill <jason@redhat.com>
24500 * tree.c (recompute_constructor_flags): Split out from
24502 (verify_constructor_flags): New.
24503 * tree.h: Declare them.
24505 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
24507 PR rtl-optimization/69217
24508 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
24509 are no TYPE_FIELDS set for the record type.
24511 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24514 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
24515 toc_label_name unconditionally.
24516 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
24517 SYMBOL_REF string. Use toc_label_name instead of constructing
24519 (rs6000_elf_declare_function_name): Use toc_label_name instead of
24520 constructing LCTOC1.
24522 2016-01-26 Martin Sebor <msebor@redhat.com>
24525 * doc/extend.texi (Common Type Attributes): Move text that talks about
24526 attribute packed from attribute aligned to the section discussing
24527 the former attribute for clarity.
24529 2016-01-26 Richard Henderson <rth@redhat.com>
24531 PR middle-end/60908
24532 * trans-mem.c (tm_region_init): Mark entry block as visited.
24534 2016-01-26 David Malcolm <dmalcolm@redhat.com>
24537 * diagnostic-show-locus.c (layout::print_source_line): Replace
24538 call to pp_newline with call to layout::print_newline.
24539 (layout::print_annotation_line): Likewise.
24540 (layout::move_to_column): Likewise.
24541 (layout::print_any_fixits): After printing any fixits, print a
24542 trailing newline, if necessary.
24543 (layout::print_newline): New method, resetting any colorization
24545 (diagnostic_show_locus): Move the pp_newline to before the
24546 early bailout. Remove dummy block enclosing the layout instance.
24547 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
24548 of pp_newline_and_flush with pp_flush.
24549 (diagnostic_append_note): Delete use of pp_newline.
24550 (diagnostic_append_note_at_rich_loc): Delete.
24551 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
24552 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
24553 when newline characters are added to the buffer.
24555 2016-01-26 Michael Matz <matz@suse.de>
24557 * configure.ac (ac_cv_std_swap_in_utility): New test.
24558 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
24559 * configure: Regenerate.
24560 * config.in: Regenerate.
24562 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
24564 * config/arc/arc.md (cstoresi4): Force operand into register.
24565 (arcset<code>): Fix predicate.
24566 (arcsetltu): Likewise.
24567 (arcsetgeu): Likewise.
24568 (arcsethi): Likewise.
24569 (arcsetls): Likewise.
24571 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24573 PR tree-optimization/69483
24574 * gimple-fold.c (canonicalize_constructor_val): Return NULL
24575 if base has error_mark_node type.
24577 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
24580 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
24581 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
24583 (vget_lane_f16): Handle big-endian.
24584 (vgetq_lane_f16): Likewise.
24585 (vset_lane_f16): Likewise.
24586 (vsetq_lane_f16): Likewise.
24587 * config/arm/iterators.md (VQXMOV): Add V8HF.
24588 (VDQ): Add V4HF and V8HF.
24589 (V_reg): Handle V4HF and V8HF.
24590 (Is_float_mode): Likewise.
24591 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
24592 neon_vdup_nv8hf): New patterns.
24593 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
24594 Use VD_LANE iterator.
24595 (neon_vld1_dup<mode>): Use VQ2 iterator.
24597 2016-01-26 Nathan Sidwell <nathan@acm.org>
24599 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
24600 (set_oacc_fn_attrib): Add IS_KERNEL arg.
24601 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
24602 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
24603 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
24604 (oacc_validate_dims): Add LEVEL arg, don't return level.
24605 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
24606 oacc_validate_dims.
24607 (execute_oacc_device_lower): Adjust, add more dump output.
24608 * tree-ssa-loop.c (gate_oacc_kernels): Use
24609 oacc_fn_attrib_kernels_p.
24610 * tree-parloops.c (create_parallel_loop): Adjust
24611 set_oacc_fn_attrib call.
24613 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24616 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
24617 (append_compiler_options): Handle -fcilkplus.
24618 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
24620 2016-01-26 Nick Clifton <nickc@redhat.com>
24623 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
24624 been marked as DECL_ONE_ONLY but we do not the means to make it
24625 so, then do not allow it to bind locally.
24627 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24630 * opts.h (parse_sanitizer_options): New prototype.
24631 * opts.c (sanitizer_opts): New array.
24632 (parse_sanitizer_options): New function.
24633 (common_handle_option): Use parse_sanitizer_options.
24635 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
24638 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
24639 alignment adjustment to ...
24640 (ix86_update_stack_boundary): Here. Don't over-align stack for
24642 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
24643 if __tls_get_addr is called.
24645 2016-01-26 Christian Bruel <christian.bruel@st.com>
24647 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
24649 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
24651 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
24653 2016-01-26 Richard Biener <rguenther@suse.de>
24655 PR middle-end/69467
24656 * match.pd: Guard X * CST CMP 0 pattern with single_use.
24658 2016-01-26 Richard Biener <rguenther@suse.de>
24660 PR tree-optimization/69452
24661 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
24662 (move_computations_dom_walker::before_dom_children): Rename
24664 (move_computations_worker): This.
24665 (move_computations): Perform an RPO rather than a DOM walk.
24667 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24670 * combine.c (combine_instructions): For REG_EQUAL note with
24671 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
24672 to the underlying register.
24673 * doc/rtl.texi (REG_EQUAL): Document the behavior of
24674 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
24676 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
24679 * config/aarch64/aarch64-builtins.c
24680 (aarch64_init_simd_builtin_types): Do not set structural
24681 equality to __Poly{8,16,64,128}_t types.
24683 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
24685 PR tree-optimization/69400
24686 * wide-int.cc (wi_pack): Take the precision as argument and
24687 perform canonicalization here rather than in the callers.
24688 Use the main loop to handle all full-width HWIs. Add a
24689 zero HWI if in_len isn't a full result.
24690 (wi::divmod_internal): Update accordingly.
24691 (wi::mul_internal): Likewise. Simplify.
24693 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
24694 Sebastian Pop <s.pop@samsung.com>
24696 * graphite-poly.c (apply_poly_transforms): Simplify.
24697 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
24698 (print_isl_map): Same.
24699 (print_isl_union_map): Same.
24700 (print_isl_schedule): New.
24701 (debug_isl_schedule): New.
24702 * graphite-dependences.c (scop_get_reads): Do not call
24703 isl_union_map_add_map that is undocumented isl functionality.
24704 (scop_get_must_writes): Same.
24705 (scop_get_may_writes): Same.
24706 (scop_get_original_schedule): Remove.
24707 (scop_get_dependences): Do not call isl_union_map_compute_flow that
24708 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
24709 (compute_deps): Remove.
24710 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
24711 (debug_schedule_ast): New.
24712 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
24713 set_separate_option.
24714 (graphite_regenerate_ast_isl): Add dump.
24715 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
24716 from scop->transformed_schedule.
24717 (graphite_regenerate_ast_isl): Add more dump.
24718 * graphite-optimize-isl.c (optimize_isl): Set
24719 scop->transformed_schedule. Check whether schedules are equal.
24720 (apply_poly_transforms): Move here.
24721 * graphite-poly.c (apply_poly_transforms): ... from here.
24722 (free_poly_bb): Static.
24723 (free_scop): Static.
24724 (pbb_number_of_iterations_at_time): Remove.
24725 (print_isl_ast): New.
24726 (debug_isl_ast): New.
24727 (debug_scop_pbb): New.
24728 * graphite-scop-detection.c (print_edge): Move.
24729 (print_sese): Move.
24730 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
24731 (build_scop_scattering): Remove.
24732 (create_pw_aff_from_tree): Assert instead of bailing out.
24733 (add_condition_to_pbb): Remove unused code, do not fail.
24734 (add_conditions_to_domain): Same.
24735 (add_conditions_to_constraints): Remove.
24736 (build_scop_context): New.
24737 (add_iter_domain_dimension): New.
24738 (build_iteration_domains): Initialize pbb->iterators.
24739 Call add_conditions_to_domain.
24742 (index_outermost_in_loop): New.
24743 (index_pbb_in_loop): New.
24744 (outermost_pbb_in): New.
24745 (add_in_sequence): New.
24746 (add_outer_projection): New.
24747 (outer_projection_mupa): New.
24748 (add_loop_schedule): New.
24749 (build_schedule_pbb): New.
24750 (build_schedule_loop): New.
24751 (embed_in_surrounding_loops): New.
24752 (build_schedule_loop_nest): New.
24753 (build_original_schedule): New.
24754 (build_poly_scop): Call build_original_schedule.
24755 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
24756 (free_poly_dr): Remove.
24757 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
24758 (free_poly_bb): Remove.
24759 (debug_loop_vec): Remove.
24760 (print_isl_ast): Declare.
24761 (debug_isl_ast): Declare.
24762 (scop_do_interchange): Remove.
24763 (scop_do_strip_mine): Remove.
24764 (scop_do_block): Remove.
24765 (flatten_all_loops): Remove.
24766 (optimize_isl): Remove.
24767 (pbb_number_of_iterations_at_time): Remove.
24768 (debug_scop_pbb): Declare.
24769 (print_schedule_ast): Declare.
24770 (debug_schedule_ast): Declare.
24771 (struct scop): Remove schedule. Add original_schedule,
24772 transformed_schedule.
24773 (free_gimple_poly_bb): Remove.
24774 (print_generated_program): Remove.
24775 (debug_generated_program): Remove.
24776 (unify_scattering_dimensions): Remove.
24777 * sese.c (print_edge): ... here.
24778 (print_sese): ... here.
24779 (debug_edge): ... here.
24780 (debug_sese): ... here.
24781 * sese.h (print_edge): Declare.
24782 (print_sese): Declare.
24783 (dump_edge): Declare.
24784 (dump_sese): Declare.
24786 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
24787 Sebastian Pop <s.pop@samsung.com>
24789 * Makefile.in: Set ISLVER in site.exp.
24791 2016-01-25 Jakub Jelinek <jakub@redhat.com>
24793 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
24794 DECL_VALUE_EXPR of new_var even for the non-array case. Look
24795 through DECL_VALUE_EXPR for expansion.
24797 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
24799 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
24800 the frame info after reload completed.
24802 2016-01-25 Jeff Law <law@redhat.com>
24804 PR tree-optimization/69196
24805 PR tree-optimization/68398
24806 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
24807 tree-ssa-threadupdate.c.
24808 (determine_bb_domination_status): Prototype
24809 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
24810 (determine_bb_domination_status): No longer static.
24811 (valid_jump_thread_path): Remove code to detect characteristics
24812 of the jump thread path not associated with correctness.
24813 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
24814 Correct test for thread path length. Count PHIs for real operands as
24815 statements that need to be copied. Do not count ASSERT_EXPRs.
24816 Look at all the blocks in the thread path. Compute and selectively
24817 filter thread paths based on threading through the latch, threading
24818 a multiway branch or crossing a multiway branch.
24820 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24822 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
24823 decl with __attribute__ ((unused)) annotation.
24825 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
24828 * tree-vect-stmts.c (vectorizable_condition): Check vectype
24829 of operands is compatible with a statement vectype.
24831 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
24833 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
24834 improve wording for mixed storage order support.
24836 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
24838 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
24839 (vcvt_u64_f64): Likewise.
24840 (vcvta_s64_f64): Likewise.
24841 (vcvta_u64_f64): Likewise.
24842 (vcvtm_s64_f64): Likewise.
24843 (vcvtm_u64_f64): Likewise.
24844 (vcvtn_s64_f64): Likewise.
24845 (vcvtn_u64_f64): Likewise.
24846 (vcvtp_s64_f64): Likewise.
24847 (vcvtp_u64_f64): Likewise.
24849 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
24851 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
24852 (arc_init): Check validity mll64 option.
24853 (arc_save_restore): Use double load/store instruction.
24854 (arc_expand_movmem): Likewise.
24855 (arc_split_move): Don't split if we have double load/store
24856 instructions. Returns a boolean.
24857 (arc_process_double_reg_moves): Change function to return boolean
24858 instead of a sequence of instructions.
24859 (arc_dwarf_register_span): New function.
24860 * config/arc/arc-protos.h (arc_split_move): Change prototype.
24861 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
24862 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
24863 (*movdf_insn): Likewise.
24864 * config/arc/arc.opt (mll64): New option.
24865 * config/arc/predicates.md (even_register_operand): New predicate.
24866 * doc/invoke.texi (ARC Options): Add mll64 documentation.
24868 2016-01-25 Richard Biener <rguenther@suse.de>
24871 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
24872 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
24874 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
24876 2016-01-25 Richard Biener <rguenther@suse.de>
24878 PR tree-optimization/69376
24879 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
24881 (VN_INFO_ANTI_RANGE_P): New inline.
24882 (VN_INFO_RANGE_TYPE): Likewise.
24883 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
24884 SSA_NAME_ANTI_RANGE_P.
24885 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
24886 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
24887 Properly query VN_INFO_RANGE_TYPE.
24889 2016-01-25 Nick Clifton <nickc@redhat.com>
24892 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
24894 2016-01-23 Tom de Vries <tom@codesourcery.com>
24896 PR tree-optimization/69426
24897 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
24900 2016-01-23 Jakub Jelinek <jakub@redhat.com>
24902 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
24903 "the the" with "the" in the comments.
24904 * ipa-devirt.c (build_type_inheritance_graph,
24905 update_type_inheritance_graph): Likewise.
24906 * tree.c (build_function_type_list_1): Likewise.
24907 * cfgloopmanip.c (scale_loop_profile): Likewise.
24908 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
24909 * gimple-ssa-split-paths.c
24910 (find_block_to_duplicate_for_splitting_paths): Likewise.
24911 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
24912 * expr.c (convert_move): Likewise.
24913 * var-tracking.c (vt_stack_adjustments): Likewise.
24914 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
24915 * tree-vrp.c (test_for_singularity): Likewise.
24917 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
24918 directly instead of building a temporary tree.
24921 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
24922 remove <algorithm> include.
24924 2016-01-22 Jakub Jelinek <jakub@redhat.com>
24927 * config/i386/i386.c: Include dojump.h.
24928 (expand_small_movmem_or_setmem,
24929 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
24931 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
24932 if dynamic_check != -1.
24934 2016-01-21 Jeff Law <law@redhat.com>
24936 PR middle-end/69347
24937 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
24938 record_temporary_equivalences. Rewritten to avoid unnecessary calls
24939 into dominated_by_p.
24940 (cprop_into_successor_phis): Avoid unnecessary tests.
24942 2016-01-22 Richard Henderson <rth@redhat.com>
24945 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
24946 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
24948 2016-01-22 Michael Matz <matz@suse.de>
24950 * system.h (string, algorithm): Include only conditionally.
24951 (new): Include always under C++.
24952 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
24953 * final.c (toplevel): Ditto.
24954 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
24955 * genconditions.c (write_header): Make gencondmd.c define
24957 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
24959 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
24960 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
24962 2016-01-22 Christian Bruel <christian.bruel@st.com>
24965 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
24967 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24970 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
24971 define_insn_and_split. Ensure operands[1] and operands[0] do not
24972 get assigned the same register.
24974 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
24976 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
24978 2016-01-22 Christian Bruel <christian.bruel@st.com>
24980 * config/arm/arm-c.c (arm_pragma_target_parse):
24981 Remove warn_builtin_macro_redefined overwrite.
24983 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
24985 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
24986 flag_non_call_exceptions compatibility.
24988 2016-01-22 Jakub Jelinek <jakub@redhat.com>
24991 * dwarf2out.c (add_child_die_after): New function.
24992 (dwarf_qual_info_t): New type.
24993 (dwarf_qual_info): New variable.
24994 (qualified_die_p): New function.
24995 (modified_type_die): For -fdebug-types-section, ensure
24996 canonical order of qualifiers. Put qualified DIEs adjacent
24997 to the corresponding non-qualified type DIE and search there
24998 for existing qualified DIEs.
25000 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
25002 * doc/extend.texi (scalar_storage_order type attribute): Document
25003 restriction on type punning and aliasing, and remove future tense.
25005 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
25008 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
25011 2016-01-21 Jeff Law <law@redhat.com>
25013 PR middle-end/69347
25014 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
25015 useless call to record_temporary_equivalences.
25016 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
25017 allocate 10 slots in the bb_path vector and let it grow as needed.
25018 (fsm_find_control_statement_thread_paths): Similarly for the next_path
25021 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
25023 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
25025 * configure: Regenerate.
25027 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
25029 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
25030 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
25032 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
25034 PR middle-end/66178
25035 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
25036 drop EXPAND_INITIALIZER.
25037 * rtl.h (contains_symbolic_reference_p): Declare.
25038 * rtlanal.c (contains_symbolic_reference_p): New function.
25039 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
25040 a subtraction into a NOT if symbolic constants are involved.
25042 2016-01-21 Anton Blanchard <anton@samba.org>
25043 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25046 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
25048 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
25051 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
25053 * config/microblaze/microblaze.c
25054 (get_branch_target): New.
25055 (insert_wic_for_ilb_runout): New.
25057 (microblaze_machine_dependent_reorg): New.
25058 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
25059 * config/microblaze/microblaze.md
25060 (UNSPEC_IPREFETCH): Define.
25061 (iprefetch): New pattern
25062 * config/microblaze/microblaze.opt
25063 (mxl-prefetch): New flag.
25065 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
25067 * config/microblaze/microblaze.h
25068 (FIXED_REGISTERS): Update in macro.
25069 (CALL_USED_REGISTERS): Update in macro.
25071 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
25073 PR rtl-optimization/68920
25074 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
25077 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
25079 PR rtl-optimization/68990
25080 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
25081 pseudo instead of inheritance ones.
25083 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
25084 Nick Clifton <nickc@redhat.com>
25088 * config/mips/mips.c (mips_compute_frame_info): Initialise
25089 args_size and hard_frame_pointer_offset fields of the frame
25090 structure before calling mips_global_pointer.
25092 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
25094 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
25096 * configure: Regenerate.
25098 2016-01-21 Richard Biener <rguenther@suse.de>
25100 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
25102 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
25104 * config/s390/s390.c (s390_asm_declare_function_size): Add code
25105 to actually emit the .size directive.
25107 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
25108 Jakub Jelinek <jakub@redhat.com>
25112 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
25113 args array size by one to avoid buffer overflow.
25115 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
25117 * config/s390/s390.md (pool_section_start): Use switch_to_section
25118 to select proper read-only data section instead of hardcoding
25120 (pool_section_end): Use switch_to_section to match the above.
25122 2016-01-21 Richard Biener <rguenther@suse.de>
25124 PR tree-optimization/69378
25125 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
25126 (set_ssa_val_to): Use it for dominance checks taking into
25127 account not executable edges.
25129 2016-01-21 Jakub Jelinek <jakub@redhat.com>
25132 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
25133 for bitsize instead of GET_MODE_PRECISION (mode).
25135 2016-01-20 Martin Sebor <msebor@redhat.com>
25138 * extend.texi (__sync Builtins): Clarify the semantics of
25139 __sync_fetch_and_OP built-ins on pointers.
25140 (__atomic Builtins): Same.
25142 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25143 Sebastian Pop <s.pop@samsung.com>
25145 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
25146 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
25147 (is_valid_rename): Same.
25148 (translate_isl_ast_to_gimple::get_rename): Same.
25149 (translate_isl_ast_to_gimple::rename_all_uses): Same.
25150 (translate_isl_ast_to_gimple::rename_uses): Same.
25151 (get_new_name): Check for close_phi nodes.
25152 (copy_loop_phi_args): Use phi_node_kind.
25153 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
25154 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
25156 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25157 Sebastian Pop <s.pop@samsung.com>
25159 Revert commit r229783.
25160 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
25161 Remove use of parameter_rename_map.
25162 (copy_def): Remove.
25163 (copy_internal_parameters): Remove.
25164 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
25165 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
25166 (free_sese_info): Do not free parameter_rename_map.
25167 (set_rename): Do not use parameter_rename_map.
25168 (rename_uses): Update call to set_rename.
25169 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
25170 * sese.h (parameter_rename_map_t): Remove.
25171 (struct sese_info_t): Remove field parameter_rename_map.
25173 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25174 Sebastian Pop <s.pop@samsung.com>
25176 * graphite-isl-ast-to-gimple.c: Fix comment.
25177 * graphite-scop-detection.c (defined_in_loop_p): New.
25178 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
25179 names defined in loop.
25181 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25182 Sebastian Pop <s.pop@samsung.com>
25184 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
25185 Discard unstructured if-then-else regions.
25187 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25188 Sebastian Pop <s.pop@samsung.com>
25190 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
25191 (cleanup_loop_iter_dom): Remove.
25192 (build_loop_iteration_domains): Remove.
25193 (build_scop_context): Remove.
25194 (build_scop_iteration_domain): Remove.
25195 (add_loop_constraints): New.
25196 (build_iteration_domains): New.
25197 (build_poly_scop): Call build_iteration_domains.
25199 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25200 Sebastian Pop <s.pop@samsung.com>
25202 * graphite-scop-detection.c
25203 (scop_detection::harmful_loop_in_region): Free dom and loops.
25204 (scop_detection::loop_body_is_valid_scop): Free bbs.
25206 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25207 Sebastian Pop <s.pop@samsung.com>
25209 * graphite-scop-detection.c (record_loop_in_sese): New.
25210 (gather_bbs::before_dom_children): Call record_loop_in_sese.
25211 (build_scops): Remove call to build_sese_loop_nests.
25212 * sese.c (sese_record_loop): Remove.
25213 (build_sese_loop_nests): Remove.
25214 (new_sese_info): Remove region->loops.
25215 (free_sese_info): Same.
25216 * sese.h (sese_contains_loop): Same.
25217 (build_sese_loop_nests): Remove.
25218 (sese_contains_loop): Remove.
25220 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25221 Sebastian Pop <s.pop@samsung.com>
25223 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
25224 loop_is_valid_in_scop.
25225 (scop_detection::harmful_stmt_in_region): Renamed
25226 harmful_loop_in_region.
25227 Call loop_is_valid_in_scop.
25229 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25230 Sebastian Pop <s.pop@samsung.com>
25232 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
25235 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25236 Sebastian Pop <s.pop@samsung.com>
25238 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
25239 * graphite.h (struct poly_bb): Remove field is_reduction.
25240 (PBB_IS_REDUCTION): Remove.
25242 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25243 Sebastian Pop <s.pop@samsung.com>
25245 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
25246 (add_pdr_constraints): Same.
25247 (scop_get_reads): Same.
25248 (scop_get_must_writes): Same.
25249 (scop_get_may_writes): Same.
25250 (scop_get_original_schedule): Same.
25251 (extend_schedule): Same.
25252 (apply_schedule_on_deps): Same.
25253 (carries_deps): Same.
25254 (compute_deps): Same.
25255 (scop_get_dependences): Same.
25256 * graphite-isl-ast-to-gimple.c
25257 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
25258 * graphite-optimize-isl.c (get_schedule_for_band): Same.
25259 (get_schedule_for_band_list): Same.
25260 (get_schedule_map): Same.
25261 (apply_schedule_map_to_scop): Same.
25262 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
25263 (build_loop_iteration_domains): Same.
25264 (add_condition_to_pbb): Same.
25265 (add_param_constraints): Same.
25266 (pdr_add_memory_accesses): Same.
25267 (pdr_add_data_dimensions): Same.
25269 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
25271 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
25274 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
25276 * common.opt (feliminate-dwarf2-dups): Replace references to
25277 "DWARF 2" with just "DWARF".
25278 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
25279 * doc/extend.texi: Likewise.
25280 * doc/cpp.texi: Likewise.
25281 * doc/invoke.texi: Likewise.
25282 (Option Summary): Add -gdwarf to list of Debugging Options.
25283 (Debugging Options): Document -gdwarf.
25284 * doc/contrib.texi: Spell "DWARF" like that.
25286 2016-01-21 Jakub Jelinek <jakub@redhat.com>
25288 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
25289 warning. Fix up formatting.
25291 PR middle-end/67653
25292 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
25293 attempt to mark memory input operand addressable and
25294 call prepare_gimple_addressable in that case. Don't adjust
25295 input_location for diagnostics, use error_at instead.
25297 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
25299 * config/rs6000/ppc-auxv.h: New file.
25300 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
25301 (cpu_is): Likewise.
25302 (cpu_supports): Likewise.
25303 * config/rs6000/rs6000.c: include "ppc-auxv.h".
25304 (cpu_is_info): New variable.
25305 (cpu_supports_info): Likewise.
25306 (tcb_verification_symbol): Likewise.
25307 (cpu_builtin_p): Likewise.
25308 (cpu_expand_builtin): New function.
25309 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
25310 (rs6000_init_builtins): Likewise.
25311 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
25312 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
25313 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
25314 * configure: Regenerate.
25315 * config.in: Likewise.
25316 * doc/extend.texi (PowerPC Built-in Functions): Document
25317 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
25319 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
25322 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
25324 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
25327 2016-01-20 Richard Henderson <rth@redhat.com>
25333 * tree.c (tm_define_builtin): New.
25334 (find_tm_vector_type): New.
25335 (build_tm_vector_builtins): New.
25336 (build_common_builtin_nodes): Call it.
25338 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
25340 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
25341 (arm_fp_ok): Likewise.
25342 (arm_fp): Likewise.
25343 (arm_crypto): Likewise.
25345 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
25346 Richard Biener <rguenther@suse.de>
25348 PR tree-optimization/69328
25349 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
25350 vectors have same number of elements.
25351 (vectorizable_condition): Fix masked version recognition.
25353 2016-01-20 Richard Biener <rguenther@suse.de>
25355 PR tree-optimization/69345
25356 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
25357 (VN_INFO_PTR_INFO): Likewise.
25358 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
25359 info when it is equal between non-dominating SSA names.
25360 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
25361 Make sure to look at original SSA infos.
25363 2016-01-20 Jeff Law <law@redhat.com>
25366 * config/m68k/predicates.md (pow2_m1_operand): New predicate
25368 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
25369 (pc_or_label_operand): New predicate.
25370 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
25371 tests for small integers that are 2^n - 1.
25373 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
25375 * doc/invoke.texi (Options Summary): Add '.' after @xref.
25377 2016-01-19 Jeff Law <law@redhat.com>
25379 PR middle-end/69347
25380 * tree-ssa-threadbackwards.c
25381 (fsm_find_control_statement_thread_paths): Do not try to lookup
25382 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
25384 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
25386 * doc/lto.texi: Remove text that says only Gold has linker plugin
25389 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
25391 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
25392 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
25393 the DIE accordingly.
25394 (modified_type_die): Add REVERSE parameter and pass it recursively,
25395 as well as to base_type_die. Adjust presence check accordingly.
25396 (base_type_for_mode): Adjust call to modified_type_die.
25397 (add_type_attribute): Add REVERSE parameter and pass it to
25399 (generic_parameter_die): Adjust call to add_type_attribute.
25400 (add_scalar_info): Likewise.
25401 (add_subscript_info): Likewise.
25402 (gen_array_type_die): Likewise.
25403 (gen_descr_array_type_die): Likewise.
25404 (gen_entry_point_die): Likewise.
25405 (gen_enumeration_type_die): Likewise.
25406 (gen_formal_parameter_die): Likewise.
25407 (gen_subprogram_die): Likewise.
25408 (gen_variable_die ): Likewise.
25409 (gen_const_die): Likewise.
25410 (gen_field_die): Likewise.
25411 (gen_pointer_type_die): Likewise.
25412 (gen_reference_type_die): Likewise.
25413 (gen_ptr_to_mbr_type_die): Likewise.
25414 (gen_inheritance_die): Likewise.
25415 (gen_subroutine_type_die): Likewise.
25416 (gen_typedef_die): Likewise.
25417 (force_type_die): Adjust call to modified_type_die.
25419 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
25421 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
25422 flow throughout the file. Fix broken link to Objective-C 2.0
25424 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
25427 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
25429 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
25431 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25434 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
25435 (maybe_record_node): Record cxa_pure_virtual as the only possible
25436 target if there are not ohter candidates.
25437 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
25439 2016-01-19 Richard Biener <rguenther@suse.de>
25441 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
25442 (get_memory_order): Likewise.
25444 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
25446 * tree-vect-stmts.c (vectorizable_store): Check
25449 2016-01-19 David Malcolm <dmalcolm@redhat.com>
25452 * gcc.c (driver::decode_argv): Add call to
25453 init_opts_obstack before init_options_struct.
25454 * opts.c (init_opts_obstack): Remove idempotency.
25455 (init_options_struct): Replace call to init_opts_obstack
25456 with a gcc_assert to verify that it has already been called.
25457 * toplev.c (toplev::main): Add call to init_opts_obstack before
25458 calls to init_options_struct.
25459 (toplev::finalize): Move cleanup of opts_obstack next to
25460 cleanup of save_decoded_options, clearing the latter, and
25461 save_decoded_options_count.
25463 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25466 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
25467 attribute to unconditional. Remove %? from output template.
25469 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
25470 Jiong Wang <jiong.wang@arm.com>
25472 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
25473 generated from different expand order.
25475 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
25477 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
25478 Add support for CCMP costing.
25480 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
25482 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
25483 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
25484 (fccmpe<mode>): Likewise.
25485 (fcmp): Rename to fcmp and globalize pattern.
25487 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
25488 (aarch64_gen_ccmp_next): Add FP support.
25490 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
25492 * target.def (gen_ccmp_first): Update documentation.
25493 (gen_ccmp_next): Likewise.
25494 * doc/tm.texi (gen_ccmp_first): Update documentation.
25495 (gen_ccmp_next): Likewise.
25496 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
25497 expand_ccmp_expr_1. Improve comments.
25498 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
25499 (ccmp_ior<mode>): Remove pattern.
25500 (cmp<mode>): Remove expand.
25501 (cmp): Globalize pattern.
25502 (cstorecc4): Use cc_register.
25503 (mov<mode>cc): Remove ccmp_cc_register check.
25504 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
25505 Simplify after removal of CC_DNE/* modes.
25506 (aarch64_ccmp_mode_to_code): Remove.
25507 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
25508 In 'k' case use integer as condition.
25509 (aarch64_nzcv_codes): Remove inverted cases.
25510 (aarch64_code_to_ccmode): Remove.
25511 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
25512 comparison with CC register to be used in folowing CCMP/branch/CSEL.
25513 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
25514 pattern. Return the comparison with CC register. Invert conditions
25515 when bitcode is OR.
25516 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
25517 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
25519 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25521 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
25522 instrumented_version.
25524 2016-01-19 Richard Biener <rguenther@suse.de>
25526 PR tree-optimization/69336
25527 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
25528 handled components with get_ref_base_and_extent.
25529 (equal_mem_array_ref_p): Adjust.
25531 2016-01-19 Jakub Jelinek <jakub@redhat.com>
25534 * shrink-wrap.c: Include valtrack.h.
25535 (move_insn_for_shrink_wrap): Add DEBUG argument. If
25536 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
25537 in between insn and where it will be moved to. Call
25538 dead_debug_insert_temp.
25539 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
25540 first and dead_debug_local_finish at the end.
25541 For uses and defs bitmap, handle all regs in between REGNO and
25542 END_REGNO, not just the first one.
25544 2016-01-19 Richard Biener <rguenther@suse.de>
25546 PR tree-optimization/69352
25547 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
25548 (equal_mem_array_ref_p): Constrain size and max size properly.
25549 Compare the reverse flag.
25551 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
25553 * ira.c (ira): Update regstat data if we deleted insns.
25555 2016-01-19 Jakub Jelinek <jakub@redhat.com>
25557 PR rtl-optimization/68955
25558 PR rtl-optimization/64557
25559 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
25560 here. Fix up formatting.
25561 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
25563 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25566 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
25567 assume that the node has body.
25568 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
25571 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25573 * lto-streamer-out.c (lto_output): Do not stream instrumentation
25576 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25578 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
25579 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
25581 2016-01-19 Martin Jambor <mjambor@suse.cz>
25582 Martin Liska <mliska@suse.cz>
25583 Michael Matz <matz@suse.de>
25585 * Makefile.in (OBJS): Add new source files.
25586 (GTFILES): Add hsa.c.
25587 * common.opt (disable_hsa): New variable.
25588 (-Whsa): New warning.
25589 * config.in (ENABLE_HSA): New.
25590 * configure.ac: Treat hsa differently from other accelerators.
25591 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
25592 $enable_offloading.
25593 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
25594 * doc/install.texi (Configuration): Document --with-hsa-runtime,
25595 --with-hsa-runtime-include, --with-hsa-runtime-lib and
25596 --with-hsa-kmt-lib.
25597 * doc/invoke.texi (-Whsa): Document.
25598 (hsa-gen-debug-stores): Likewise.
25599 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
25600 to invoke offload compiler for hsa acclerator.
25601 * opts.c (common_handle_option): Determine whether HSA offloading
25602 should be performed.
25603 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
25604 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
25605 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
25606 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
25607 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
25608 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
25609 GF_OMP_FOR_KIND_GRID_LOOP.
25610 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
25611 (pp_gimple_stmt_1): Likewise.
25612 * gimple-walk.c (walk_gimple_stmt): Likewise.
25613 * gimple.c (gimple_build_omp_grid_body): New function.
25614 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
25615 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
25616 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
25617 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
25618 GF_OMP_TEAMS_GRID_PHONY.
25619 (gimple_statement_omp_single_layout): Updated comments.
25620 (gimple_build_omp_grid_body): New function.
25621 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
25622 (gimple_omp_for_grid_phony): New function.
25623 (gimple_omp_for_set_grid_phony): Likewise.
25624 (gimple_omp_parallel_grid_phony): Likewise.
25625 (gimple_omp_parallel_set_grid_phony): Likewise.
25626 (gimple_omp_teams_grid_phony): Likewise.
25627 (gimple_omp_teams_set_grid_phony): Likewise.
25628 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
25629 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
25630 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
25631 (BUILT_IN_GOMP_TARGET): Updated type.
25632 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
25633 (adjust_for_condition): New function.
25634 (get_omp_for_step_from_incr): Likewise.
25635 (extract_omp_for_data): Moved parts to adjust_for_condition and
25636 get_omp_for_step_from_incr.
25637 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
25638 (fixup_child_record_type): Bail out if receiver_decl is NULL.
25639 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
25640 (scan_omp_parallel): Do not create child functions for phony
25642 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
25643 (scan_omp_1_op): Checking assert we are not remapping to
25644 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
25645 (parallel_needs_hsa_kernel_p): New function.
25646 (expand_parallel_call): Register apprpriate parallel child
25647 functions as HSA kernels.
25648 (grid_launch_attributes_trees): New type.
25649 (grid_attr_trees): New variable.
25650 (grid_create_kernel_launch_attr_types): New function.
25651 (grid_insert_store_range_dim): Likewise.
25652 (grid_get_kernel_launch_attributes): Likewise.
25653 (get_target_argument_identifier_1): Likewise.
25654 (get_target_argument_identifier): Likewise.
25655 (get_target_argument_value): Likewise.
25656 (push_target_argument_according_to_value): Likewise.
25657 (get_target_arguments): Likewise.
25658 (expand_omp_target): Call get_target_arguments instead of looking
25659 up for teams and thread limit.
25660 (grid_expand_omp_for_loop): New function.
25661 (grid_arg_decl_map): New type.
25662 (grid_remap_kernel_arg_accesses): New function.
25663 (grid_expand_target_kernel_body): New function.
25664 (expand_omp): Call it.
25665 (lower_omp_for): Do not emit phony constructs.
25666 (lower_omp_taskreg): Do not emit phony constructs but create for them
25667 a temporary variable receiver_decl.
25668 (lower_omp_taskreg): Do not emit phony constructs.
25669 (lower_omp_teams): Likewise.
25670 (lower_omp_grid_body): New function.
25671 (lower_omp_1): Call it.
25672 (grid_reg_assignment_to_local_var_p): New function.
25673 (grid_seq_only_contains_local_assignments): Likewise.
25674 (grid_find_single_omp_among_assignments_1): Likewise.
25675 (grid_find_single_omp_among_assignments): Likewise.
25676 (grid_find_ungridifiable_statement): Likewise.
25677 (grid_target_follows_gridifiable_pattern): Likewise.
25678 (grid_remap_prebody_decls): Likewise.
25679 (grid_copy_leading_local_assignments): Likewise.
25680 (grid_process_kernel_body_copy): Likewise.
25681 (grid_attempt_target_gridification): Likewise.
25682 (grid_gridify_all_targets_stmt): Likewise.
25683 (grid_gridify_all_targets): Likewise.
25684 (execute_lower_omp): Call grid_gridify_all_targets.
25685 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
25686 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
25687 (tree_omp_clause): Added union field dimension.
25688 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
25689 * tree.c (omp_clause_num_ops): Added number of arguments of
25690 OMP_CLAUSE__GRIDDIM_.
25691 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
25692 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
25693 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
25694 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
25695 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
25696 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
25697 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
25698 * tree-pass.h (make_pass_gen_hsail): Declare.
25699 (make_pass_ipa_hsa): Likewise.
25700 * ipa-hsa.c: New file.
25701 * lto-section-in.c (lto_section_name): Add hsa section name.
25702 * lto-streamer.h (lto_section_type): Add hsa section.
25703 * timevar.def (TV_IPA_HSA): New.
25704 * hsa-brig-format.h: New file.
25705 * hsa-brig.c: New file.
25706 * hsa-dump.c: Likewise.
25707 * hsa-gen.c: Likewise.
25710 * toplev.c (compile_file): Call hsa_output_brig.
25711 * hsa-regalloc.c: New file.
25713 2016-01-18 Jeff Law <law@redhat.com>
25715 PR tree-optimization/69320
25716 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
25717 ranged object, do nothing if the RHS constant is not [0..1].
25718 (optimize_stmt): Comparing a boolean ranged object against a
25719 constant outside [0..1] results in a compile-time constant.
25721 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
25724 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
25726 * doc/invoke.texi (Invoking GCC): Add new section to menu.
25727 (Option Summary): Update to reflect new section and moved options.
25728 (C++ Dialect Options): Move -fstats to new section.
25729 (Debugging Options): Move all dump, statistics, and other GCC
25730 developer options to new section. Rewrite section introduction
25731 and re-order remaining options to put the more basic ones first.
25732 (Optimization Options): Move -fira-verbose and -flto-report* to
25734 (Developer Options): New section incorporating moved options.
25735 * doc/cppopts.texi (-dM): Update cross-reference.
25737 2016-01-18 Richard Henderson <rth@redhat.com>
25740 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
25741 operands to pseudo only if CSE is expected. Split long immediate
25742 operands only after reload, and for the stack pointer.
25743 (*add<GPI>3_pluslong): Remove.
25744 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
25745 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
25746 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
25747 (*add<GPI>3 peepholes): New.
25748 (*add<GPI>3 splitters): New.
25749 * config/aarch64/constraints.md (Upl): New.
25750 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
25752 2016-01-18 Richard Biener <rguenther@suse.de>
25754 PR tree-optimization/69297
25755 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
25757 (vect_bb_vectorization_profitable_p): Clear visited flag again.
25759 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
25761 PR middle-end/68542
25762 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
25763 of mixind vector and scalar types.
25764 (fold_relational_const): Add handling of vector
25765 comparison with boolean result.
25766 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
25767 comparison of vector operands with boolean result for EQ/NE only.
25768 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
25769 (verify_gimple_cond): Likewise.
25770 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
25773 2016-01-18 Joseph Myers <joseph@codesourcery.com>
25775 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
25778 2016-01-18 Richard Biener <rguenther@suse.de>
25780 PR middle-end/69308
25781 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
25783 2016-01-18 Tom de Vries <tom@codesourcery.com>
25785 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
25787 2016-01-18 Tom de Vries <tom@codesourcery.com>
25789 * omp-low.c (set_oacc_fn_attrib): Make extern.
25790 * omp-low.h (set_oacc_fn_attrib): Declare.
25791 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
25792 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
25793 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
25794 Add and handle function parameter oacc_kernels_p.
25795 (find_reduc_addr, get_omp_data_i_param): New function.
25796 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
25797 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
25798 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
25799 Calculate dominance info. Skip loops that are not in a kernels region
25800 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
25801 (pass_parallelize_loops::execute): Call parallelize_loops with
25802 oacc_kernels_p argument.
25803 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
25804 New member function.
25805 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
25806 * passes.def: Add argument to pass_parallelize_loops instantation.
25808 2016-01-18 Tom de Vries <tom@codesourcery.com>
25810 * tree-parloops.c (pass_parallelize_loops::execute): Allow
25811 pass_parallelize_loops to be run outside the loop pipeline.
25813 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
25815 * tree-scalar-evolution.c (follow_copies_to_constant): New.
25816 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
25818 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
25821 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
25822 using get_ref_base_and_extent.
25823 (equal_mem_array_ref_p): New.
25824 (hashable_expr_equal_p): Add call to previous.
25826 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
25829 * tree-sra.c (disqualified_constants, constant_decl_p): New.
25830 (sra_initialize): Allocate disqualified_constants.
25831 (sra_deinitialize): Free disqualified_constants.
25832 (disqualify_candidate): Update disqualified_constants when appropriate.
25833 (create_access): Scan for constant-pool entries as we go along.
25834 (scalarizable_type_p): Add check against type_contains_placeholder_p.
25835 (maybe_add_sra_candidate): Allow constant-pool entries.
25836 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
25837 (initialize_constant_pool_replacements): New.
25838 (sra_modify_assign): Avoid mangling assignments created by previous,
25839 and don't generate writes into constant pool.
25840 (sra_modify_function_body): Call initialize_constant_pool_replacements.
25842 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
25844 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
25845 andnot instruction.
25846 (scalar_chain::convert_op): Likewise.
25847 * config/i386/i386.md (*andndi3_doubleword): New.
25849 2016-01-18 Richard Biener <rguenther@suse.de>
25851 PR tree-optimization/69170
25852 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
25853 building a vector from scalar results of a pattern stmt.
25855 2016-01-18 Jakub Jelinek <jakub@redhat.com>
25857 * haifa-sched.c (autopref_multipass_init): Work around
25858 -Wmaybe-uninitialized warning.
25860 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
25862 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
25863 against the constant 0.
25865 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25867 PR tree-optimization/68799
25868 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
25869 look up phi candidates in the statement-candidate map.
25870 (phi_add_costs): Likewise.
25871 (record_phi_increments): Likewise.
25872 (phi_incr_cost): Likewise.
25873 (ncd_with_phi): Likewise.
25874 (all_phi_incrs_profitable): Likewise.
25876 2016-01-17 Jakub Jelinek <jakub@redhat.com>
25878 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
25879 -Wmaybe-uninitialized warning.
25881 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
25883 * doc/invoke.texi (Invoking GCC): Add new section to menu.
25884 (Option Summary): Update to reflect new section and moved options.
25885 (C++ Dialect Options): Move -fvtable-verify and related options.
25886 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
25887 and profiling-related options.
25888 (Optimization Options): Move profile generation options and
25889 -fstack-protector and related options.
25890 (Instrumentation Options): New section incorporating moved options.
25891 (Code Generation Options): Move -finstrument-functions and
25892 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
25894 2016-01-16 Tom de Vries <tom@codesourcery.com>
25896 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
25898 2016-01-16 Tom de Vries <tom@codesourcery.com>
25900 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
25902 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
25904 * hash-table.h (hash_table::empty): Turn into an inline wrapper
25905 that checks whether the table is already empty. Rename the
25906 original implementation to...
25907 (hash_table::empty_slot): ...this new private function.
25909 2016-01-15 David Malcolm <dmalcolm@redhat.com>
25911 PR diagnostic/68899
25912 * diagnostic-show-locus.c (layout::print_source_line): Move x
25913 offset of line until after call to
25914 get_line_width_without_trailing_whitespace.
25916 2016-01-15 Jeff Law <law@redhat.com>
25918 PR tree-optimization/69270
25919 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
25920 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
25921 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
25922 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
25923 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
25924 ssa_name_has_boolean_range and constant_boolean_node.
25926 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
25928 PR rtl-optimization/69030
25929 * lra-spills.c (remove_pseudos): Check nrefs and make the function
25931 (spill_pseudos): Delete debug insn for dead pseudo.
25932 (lra_spill): Initiate spill_hard_reg and slots memory separately.
25934 2016-01-15 Jiong Wang <jiong.wang@arm.com>
25936 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
25938 (TYPES_UNOPUS): Likewise.
25939 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
25940 builtin type, from UNOP to UNOPUS.
25941 (lbtruncuv4sf): Likewise.
25942 (lbtruncuv2df): Likewise.
25943 (lrounduv2sf): Likewise.
25944 (lrounduv4sf): Likewise.
25945 (lrounduv2df): Likewise.
25946 (lroundusf): Likewise.
25947 (lroundusf): Likewise.
25948 (lceiluv2sf): Likewise.
25949 (lceiluv4sf): Likewise.
25950 (lceiluv2df): Likewise.
25951 (lceilusf): Likewise.
25952 (lceiludf): Likewise.
25953 (lflooruv2sf): Likewise.
25954 (lflooruv4sf): Likewise.
25955 (lflooruv2df): Likewise.
25956 (lfloorusf): Likewise.
25957 (lfloorudf): Likewise.
25958 (lfrintnuv2sf): Likewise.
25959 (lfrintnuv4sf): Likewise.
25960 (lfrintnuv2df): Likewise.
25961 (lfrintnusf): Likewise.
25962 (lfrintnudf): Likewise.
25963 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
25965 (vcvtq_u32_f32): Likewise.
25966 (vcvtq_u64_f64): Likewise.
25967 (vcvta_u32_f32): Likewise.
25968 (vcvtaq_u32_f32): Likewise.
25969 (vcvtaq_u64_f64): Likewise.
25970 (vcvtm_u32_f32): Likewise.
25971 (vcvtmq_u32_f32): Likewise.
25972 (vcvtmq_u64_f64): Likewise.
25973 (vcvtn_u32_f32): Likwise.
25974 (vcvtnq_u32_f32): Likewise.
25975 (vcvtnq_u64_f64): Likewise.
25976 (vcvtp_u32_f32): Likewise.
25977 (vcvtpq_u32_f32): Likewise.
25978 (vcvtpq_u64_f64): Likewise.
25979 (vcvtmd_u64_f64): Likewise.
25980 (vcvtms_u32_f32): Likewise.
25981 (vcvtad_u64_f64): Likewise.
25982 (vcvtas_u32_f32): Likewise.
25983 (vcvtnd_u64_f64): Likewise.
25984 (vcvtns_u32_f32): Likewise.
25985 (vcvtpd_u64_f64): Likewise.
25986 (vcvtps_u32_f32): Likewise.
25988 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25990 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
25991 CSEL of zero_extended registers.
25993 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25995 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
25996 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
25998 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26000 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
26001 false when argument string is not found in the attributes table
26004 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
26007 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
26008 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
26009 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
26010 precision estimate.
26012 2016-01-15 Richard Biener <rguenther@suse.de>
26014 PR tree-optimization/66856
26015 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
26016 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
26017 (vect_create_new_slp_node): Increment stmt reference count.
26018 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
26019 an SLP tree before swapping operands.
26020 (vect_build_slp_tree): Likewise.
26021 (destroy_bb_vec_info): Free stmt info after SLP instances.
26022 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
26023 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
26024 (STMT_VINFO_NUM_SLP_USES): New macro.
26026 2016-01-15 Richard Biener <rguenther@suse.de>
26029 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
26030 (add_linkage_name): ... here.
26031 (gen_typedef_die): Use add_linkage_name_raw instead of
26032 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
26035 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
26037 * gimplify.c (oacc_default_clause): Decode reference and pointer
26038 types for both kernels and parallel regions.
26040 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
26042 PR middle-end/69246
26043 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
26045 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
26047 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
26048 (convert_scalars_to_vector): Likewise.
26050 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
26052 * doc/extend.texi (Type Traits): Fix grammar.
26054 2016-01-15 Martin Jambor <mjambor@suse.cz>
26056 * tree-inline.c (remap_decl): Use existing dclarations if
26057 remapping a type and prevent_decl_creation_for_types.
26058 (replace_locals_stmt): Do an initial remapping of non-VLA typed
26059 decls first. Do real remapping with
26060 prevent_decl_creation_for_types set.
26061 * tree-inline.h (copy_body_data): New field
26062 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
26065 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
26067 * config/s390/s390.opt (mmvcle): More verbose help text.
26069 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
26071 * config/s390/s390.opt: Add period to -mzvector option text.
26073 2016-01-15 Richard Biener <rguenther@suse.de>
26075 PR tree-optimization/68961
26076 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
26077 of invariants in stores again.
26079 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
26081 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
26083 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
26085 * config/i386/i386.c (ix86_expand_branch): Don't split
26086 DI mode xor instruction to SI mode.
26088 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
26091 * ipa-icf.c (sem_function::merge): Virtual functions may become
26092 reachable even if they address is not taken and there are no
26095 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
26097 * lto-streamer-out.c (subtract_estimated_size): New function.
26098 (get_symbol_initial_value): Use it.
26100 2016-01-15 Christian Bruel <christian.bruel@st.com>
26103 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
26104 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
26105 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
26106 use add_builtin_function_ext_scope instead of add_builtin_function.
26107 (neon_set_p, neon_crypto_set_p): Remove.
26108 (arm_init_builtins): Always call arm_init_neon_builtins and
26109 arm_init_crypto_builtins.
26110 (arm_expand_builtin): Check that builtins are allowed for the arch.
26111 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
26112 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
26113 arm_init_neon_builtins call.
26115 2016-01-15 Richard Biener <rguenther@suse.de>
26117 PR tree-optimization/69117
26118 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
26119 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
26120 of the leader conservatively.
26121 (free_scc_vn): Restore original SSA name infos.
26123 2016-01-14 Jeff Law <law@redhat.com>
26125 PR tree-optimization/69270
26126 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
26127 single bit of precision, verify it's also unsigned.
26128 (record_edge_info): Use constant_boolean_node rather than fold_convert
26129 to convert boolean_true/boolean_false to the right type.
26131 2016-01-14 Richard Henderson <rth@redhat.com>
26134 * loop-doloop.c (record_reg_sets): New.
26135 (doloop_optimize): Reject the transform if the sequence
26136 clobbers registers live at the end of the loop block.
26137 (doloop_optimize_loops): Enable df_live if needed.
26139 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
26141 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
26142 * config/rs6000/rs6000.c: Likewise.
26143 * config/rs6000/rs6000.h: Likewise.
26144 * config/rs6000/rs6000.md: Likewise.
26145 * doc/extend.texi: Likewsie.
26147 2016-01-14 Jeff Law <law@redhat.com>
26149 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
26152 2016-01-14 Richard Henderson <rth@redhat.com>
26156 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
26157 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
26158 instead of builtin_decl_declared_p to test for declaration.
26160 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
26162 * doc/loop.texi (Loop Analysis and Representation): Document
26163 loop_depth function.
26165 2016-01-14 Tom de Vries <tom@codesourcery.com>
26167 PR tree-optimization/68773
26168 * omp-low.c (expand_omp_target): Don't set force_output.
26169 * varpool.c (varpool_node::get_create): Same.
26170 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
26171 offload_funcs with force_output.
26173 2016-01-14 Jakub Jelinek <jakub@redhat.com>
26176 * lra-eliminations.c (move_plus_up): Don't change anything if either
26177 the outer or inner subreg mode is not MODE_INT.
26178 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
26179 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
26181 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
26183 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
26184 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
26185 reduc_uplus_@var{m}): Remove.
26186 * expr.c (expand_expr_real_2): Remove expansion path for
26187 reduc_[us](min|max|plus) optabs.
26188 * optabs-tree.c (scalar_reduc_to_vector): Remove.
26189 * optabs-tree.h (scalar_reduc_to_vector): Remove.
26190 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
26191 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
26192 * tree-vect-loop.c (vectorizable_reduction): Remove test for
26193 reduc_[us](min|max|plus) optabs.
26195 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
26197 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
26198 (reduc_plus_scal_v2sf): New.
26199 (reduc_smax_v2sf): Rename to...
26200 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
26201 (reduc_smin_v2sf): Rename to...
26202 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
26204 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
26206 * alias.c (compare_base_symbol_refs): New function.
26207 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
26210 2016-01-14 Jakub Jelinek <jakub@redhat.com>
26212 PR middle-end/68146
26213 PR tree-optimization/69155
26214 * tree-complex.c: Include cfganal.h.
26215 (phis_to_revisit): New variable.
26216 (extract_component): Add phiarg_p argument. Assert that returned
26217 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
26218 (update_phi_components): Partly rewrite to use loop over real/imag
26219 components instead of code duplication. If extract_component returns
26220 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
26221 create_tmp_reg into the PHI node instead, and mention the phi triplet
26222 in phis_to_revisit.
26223 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
26224 in phis_to_revisit at the end.
26226 2016-01-14 Richard Biener <rguenther@suse.de>
26228 PR tree-optimization/68060
26229 * tree-vect-loop.c (vect_is_simple_reduction): Check the
26230 outer loop reduction is only used in the inner loop before
26231 detecting a double reduction.
26233 2016-01-14 Jakub Jelinek <jakub@redhat.com>
26236 * combine.c (expand_field_assignment): Punt if compute_mode is
26237 unsupported scalar mode.
26239 2016-01-14 Richard Biener <rguenther@suse.de>
26241 PR tree-optimization/66856
26242 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
26243 SLP node only if it built successfully.
26244 (vect_analyze_slp_instance): Adjust.
26246 2016-01-14 Jeff Law <law@redhat.com>
26248 PR tree-optimization/69270
26249 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
26250 (record_edge_info): Use it. Convert boolean_{true,false}_node
26251 to the type of op0.
26253 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
26256 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
26257 use block_ultimate_origin
26258 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
26260 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
26262 * doc/invoke.texi (Submodel Options): Rename section to
26263 "Machine-Dependent Options" to better reflect its content.
26264 Rewrite introductory text to remove archaic CPU names.
26267 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
26269 * doc/invoke.texi (Code Gen Options): Move section up in file,
26270 before target-specific options. Update menu and option summary
26271 to reflect the new section ordering.
26273 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
26275 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
26276 (C++ Dialect Options): Add cross-reference to -std option.
26277 * doc/standards.texi (C++ Language): Document C++14 support.
26279 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
26281 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
26282 for pack/unpack functions for __ibm128.
26283 (PACK_IF): Likewise.
26284 (UNPACK_IF): Likewise.
26286 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
26287 support for __ibm128 pack/unpack functions.
26288 (rs6000_invalid_builtin): Likewise.
26289 (rs6000_init_builtins): Likewise.
26290 (rs6000_opt_masks): Likewise.
26292 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
26293 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
26295 (RS6000_BTM_COMMON): Likewise.
26297 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
26298 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
26299 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
26300 128-bit floating point. Add support for the double values to be
26301 in Altivec registers for TF/IF packing and unpacking, but restrict
26302 TD packing sub-fields to be FPR registers. Don't allow overlapped
26303 register support for packing. Allow pack inputs to be memory
26304 locations. Don't build generator functions for unpack<mode>_dm
26305 and unpack<mode>_nodm.
26306 (unpack<mode>_dm): Likewise.
26307 (unpack<mode>_nodm): Likewise.
26308 (pack<mode>): Likewise.
26310 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
26311 built-in functions to pack/unpack explicit __ibm128 values.
26312 (__builtin_unpack_ibm128): Likewise.
26314 * doc/extend.texi (PowerPC Built-in Functions): Document
26315 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
26317 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
26320 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
26321 Add new arg loc and pass it down as context.
26322 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
26323 to the location to use for the warning.
26324 (check_function_arguments): New arg loc. All callers changed. Pass
26325 it to check_function_nonnull.
26326 * c-common.h (check_function_arguments): Adjust declaration.
26328 2016-01-13 Jakub Jelinek <jakub@redhat.com>
26330 PR tree-optimization/69156
26331 * gimple.c (validate_type): Removed.
26332 (gimple_builtin_call_types_compatible_p): Use
26333 useless_type_conversion_p instead of validate_type.
26334 * value-prof.c (gimple_stringop_fixed_value): Fold
26335 icall_size to correct type.
26337 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
26339 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
26342 2016-01-13 Richard Henderson <rth@redhat.com>
26345 * target.def (builtin_tm_load, builtin_tm_store): Remove.
26346 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
26347 (ix86_builtin_tm_store): Remove.
26348 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
26349 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
26350 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
26351 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
26352 * doc/tm.texi: Rebuild.
26354 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
26355 (BUILT_IN_TM_MEMCPY_RTWN): New.
26356 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
26357 fallback from vector to integer helpers.
26358 (build_tm_load): Handle vector types directly, instead of
26360 (build_tm_store): Likewise.
26361 (expand_assign_tm): Prepare for register types not handled by
26362 the above. Copy them to memory and use memcpy.
26363 * tree.c (tm_define_builtin): New.
26364 (find_tm_vector_type): New.
26365 (build_tm_vector_builtins): New.
26366 (build_common_builtin_nodes): Call it.
26368 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
26370 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
26371 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
26373 2016-01-13 Tom de Vries <tom@codesourcery.com>
26375 PR tree-optimization/69169
26376 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
26377 handled_struct_type param.
26378 (create_variable_info_for, intra_create_variable_infos): Call
26379 create_variable_info_for_1 with extra arg.
26381 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
26383 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
26384 and "armv8.1-a+crc" entries.
26386 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
26389 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
26390 Change first operand predicate from register_or_constm1_operand
26391 to register_operand.
26392 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
26393 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
26394 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
26395 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
26396 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
26397 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
26398 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
26399 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
26400 comparison with constm1_rtx from vec_prefetch_gen part.
26402 2016-01-13 Richard Biener <rguenther@suse.de>
26404 PR tree-optimization/69013
26405 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
26406 Exchange assert for a test.
26408 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26411 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
26413 2016-01-13 Richard Biener <rguenther@suse.de>
26415 PR tree-optimization/69242
26416 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
26417 assert with a check.
26419 2016-01-13 Richard Biener <rguenther@suse.de>
26421 PR tree-optimization/69186
26422 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
26423 Properly guard vect_update_misalignment_for_peel call.
26425 2016-01-12 Jeff Law <law@redhat.com>
26427 PR tree-optimization/pr67755
26428 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
26429 "need_profile_correction".
26430 (thread_block_1): Initialize new field to false by default. If we
26431 have multiple thread paths through a common joiner to different
26432 final targets, then set new field to true.
26433 (compute_path_counts): Only do count adjustment when it's really
26436 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
26438 * doc/invoke.texi (Spec Files): Move section down in file, past
26439 all command-line option descriptions.
26441 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26443 PR middle-end/54809
26444 * doc/gty.texi: Remove documentation of mark_hook.
26445 * gengtype.c (struct write_types_data): Remove code to support
26446 mark_hook attribute.
26447 (walk_type): Likewise.
26448 (write_func_for_structure): Likewise.
26450 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
26452 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
26453 Directory Options, and -specs= to Overall Options.
26454 (Overall Options): Adjust similarly. Reorder to group related
26455 options together. Make -specs= cross-reference the spec file details.
26456 (Directory Options): Adjust similarly.
26458 2016-01-12 Jeff Law <law@redhat.com>
26460 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
26462 2016-01-12 Olivier Hainque <hainque@adacore.com>
26464 * gcc.c (spec_undefvar_allowed): New global.
26465 (process_command): Set to true when running for --version or --help,
26467 (getenv_spec_function): When the variable is not defined, use the
26468 variable name as the variable value if we're allowed not to issue
26471 2016-01-12 Bin Cheng <bin.cheng@arm.com>
26473 PR tree-optimization/68911
26474 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
26475 information computed for expression "init + nit * step".
26477 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
26479 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
26480 about name of GCC executable. Remove deleted node from menu.
26481 (Directory Options) <-B>: Remove cross-reference to deleted node.
26482 (Target Options): Delete section.
26484 2016-01-12 Christian Bruel <christian.bruel@st.com>
26487 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
26488 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
26490 2016-01-12 Jakub Jelinek <jakub@redhat.com>
26493 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
26494 aligned_mem is properly set for AVX512-VL floating point masked
26498 * ifcvt.c (cond_exec_process_if_block): When removing the last
26499 insn from then_bb, remove also any possible barriers that follow it.
26501 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
26505 * config/i386/iamcu.h (SIZE_TYPE): New macro.
26506 (PTRDIFF_TYPE): Likewise.
26507 (WCHAR_TYPE): Likewise.
26508 (WCHAR_TYPE_SIZE): Likewise.
26509 (STDINT_LONG32): Likewise.
26511 2016-01-12 Richard Biener <rguenther@suse.de>
26513 PR tree-optimization/69053
26514 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
26515 convert initial value for cond reductions.
26517 2016-01-12 Richard Biener <rguenther@suse.de>
26519 PR tree-optimization/69007
26520 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
26521 widen_sum after dot_prod and sad.
26523 2016-01-12 Richard Biener <rguenther@suse.de>
26525 PR tree-optimization/69168
26526 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
26527 pattern stmt SLP type.
26528 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
26529 end up unused so cope with that case.
26531 2016-01-12 Richard Biener <rguenther@suse.de>
26533 PR tree-optimization/69157
26534 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
26535 stmts def type only during analyze phase.
26536 (vectorizable_call): Likewise.
26537 (vectorizable_simd_clone_call): Likewise.
26538 (vectorizable_conversion): Likewise.
26539 (vectorizable_assignment): Likewise.
26540 (vectorizable_shift): Likewise.
26541 (vectorizable_operation): Likewise.
26542 (vectorizable_store): Likewise.
26543 (vectorizable_load): Likewise.
26545 2016-01-12 Richard Biener <rguenther@suse.de>
26547 PR tree-optimization/69174
26548 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
26550 (vectorizable_load): Properly compute the number of loads needed
26551 for permuted strided SLP loads and do not spuriously assign
26552 to SLP_TREE_VEC_STMTS.
26554 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
26556 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
26557 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
26558 (MD_EXEC_PREFIX): Remove.
26559 (MD_STARTFILE_PREFIX) Removee.
26560 (FILE_NAME_ABSOLUTE_P): Remove.
26561 (CPP_SPEC): Do not read macros from sys/version.h.
26562 (LINK_COMMAND_SPEC): Remove.
26563 (LOCAL_INCLUDE_DIR): Remove.
26564 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
26565 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
26566 (POST_LINK_SPEC): Define to invoke stubify after linker
26567 (LIBSTDCXX): Remove define
26568 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
26569 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
26570 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
26571 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
26572 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
26573 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
26574 (i386_djgpp_asm_named_section): Add propotype of new procedure
26576 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
26577 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
26578 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
26579 in config/i386/djgpp.h).
26580 (STANDARD_STARTFILE_PREFIX_2): Define identical to
26581 STANDARD_STARTFILE_PREFIX_1.
26582 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
26583 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
26584 installation errors.
26585 (MAX_OFILE_ALIGNMENT): Define to 128.
26586 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
26588 * config/i386/djgpp.c: New file. Add implementation of
26589 i386_djgpp_asm_named_section.
26591 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
26593 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
26594 Add rule for building djgpp.o.
26596 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26598 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
26599 (rtx_is_swappable_p): Reductions are swappable.
26600 (insn_is_swappable_p): V2DF reductions are swappable.
26602 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
26604 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
26605 reloads for other unsupported memory operands.
26607 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
26608 Jim Wilson <jim.wilson@linaro.org>
26611 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
26612 copy_to_mode_reg instead of force_reg.
26614 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
26617 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
26618 TARGET_80387 is true.
26620 2016-01-11 Jakub Jelinek <jakub@redhat.com>
26623 * lra-eliminations.c (move_plus_up): Only move plus up
26624 if subreg of the constant can be simplified into constant
26625 and use the simplified subreg of the constant instead of
26626 the original constant.
26628 * fold-const.c (fold_convertible_p): Don't return true
26629 for conversion of VECTOR_TYPE to same sized integral type.
26630 (fold_convert_loc): Fix up formatting. Fold conversion of
26631 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
26632 instead of NOP_EXPR.
26634 PR tree-optimization/69214
26635 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
26636 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
26639 PR tree-optimization/69207
26640 * tree-vect-slp.c (vect_get_constant_vectors): For
26641 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
26642 fold_convertible_p to vector_type's element type, and always
26643 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
26645 2016-01-11 Richard Biener <rguenther@suse.de>
26647 PR tree-optimization/69173
26648 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
26649 fixup the cycle if all stmts are in a pattern.
26651 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
26653 PR middle-end/68999
26654 * alias.c (base_alias_check): Move check for addresses with
26655 alignment ANDs before the call for compare_base_decls.
26656 (memrefs_conflict_p): Return -1 for different decls
26657 that went through alignment adjustments.
26659 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26661 PR rtl-optimization/68796
26662 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
26663 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
26664 and QImode comparisons against zero with CC_NZmode.
26665 * config/aarch64/iterators.md (short_mask): New mode_attr.
26667 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
26669 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
26670 (<avx512>_store<mode>_mask): Likewise.
26672 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
26673 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26675 PR rtl-optimization/68841
26676 * ifcvt.c (struct noce_if_info): Add orig_x field.
26677 (bbs_ok_for_cmove_arith): Add to_rename parameter.
26678 Don't record conflicts on to_rename if it's present.
26679 Allow memory destinations in sets.
26680 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
26681 blocks, passing orig_x to the checks.
26682 (noce_process_if_block): Set if_info->orig_x appropriately.
26684 2016-01-11 Tom de Vries <tom@codesourcery.com>
26686 PR tree-optimization/69069
26687 * tree-parloops.c (create_parallel_loop): Add missing phi args.
26689 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
26691 PR rtl-optimization/68920
26692 * config/i386/i386.c (ix86_option_override_internal): Restrict number
26693 of conditional moves for RTL if-conversion to 1 for
26694 TARGET_ONE_IF_CONV_INSN.
26695 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
26696 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
26697 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
26698 parameter to restirct number of conditional moves for
26700 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
26701 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
26704 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
26707 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
26708 onepart vars. Fix typo in comment. Fix reversed condition in
26710 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
26713 * var-tracking.c (dump_onepart_variable_differences): New.
26714 (dataflow_set_different): If a detailed dump is requested,
26715 delay early returns and dump differences between onepart
26716 variables present before and after, and added variables.
26718 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
26721 * expr.c (expand_expr_real_1): For boolean vector constants
26722 with a scalar mode use const_scalar_mask_from_tree.
26723 (const_scalar_mask_from_tree): New.
26724 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
26725 assigned to a mask type to handle constants.
26727 2016-01-11 Martin Jambor <mjambor@suse.cz>
26730 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
26731 useless parameters if we cannot change function signature.
26733 2016-01-11 Martin Jambor <mjambor@suse.cz>
26736 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
26739 2016-01-11 Tom de Vries <tom@codesourcery.com>
26741 PR tree-optimization/69109
26742 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
26745 2016-01-11 Tom de Vries <tom@codesourcery.com>
26747 PR tree-optimization/69108
26748 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
26749 res is not used in a phi.
26751 2016-01-11 Yury Gribov <y.gribov@samsung.com>
26754 * common.opt (frandom-seed): Fix parameter name.
26755 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
26757 2016-01-11 Tom de Vries <tom@codesourcery.com>
26759 PR tree-optimization/69058
26760 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
26763 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
26765 * config/arc/arc.opt (mdiv-rem): Add period to the end.
26766 (mcode-density): Likewise.
26768 2016-01-10 Tom de Vries <tom@codesourcery.com>
26770 PR tree-optimization/69062
26771 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
26772 (parallelize_loops): Don't paralelize loop that has phi with address
26775 2016-01-10 Tom de Vries <tom@codesourcery.com>
26777 PR tree-optimization/69039
26778 * tree-parloops.c (try_create_reduction_list): Only allow single exit
26781 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
26783 PR middle-end/68743
26784 * match.pd: Require target has function_c99_misc before doing
26785 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
26787 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
26789 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
26791 * configure: Regenerate.
26793 2016-01-09 Jakub Jelinek <jakub@redhat.com>
26795 PR middle-end/50865
26796 PR tree-optimization/69097
26797 * fold-const.h (expr_not_equal_to): New prototype.
26798 * fold-const.c: Include stringpool.h and tree-ssanames.h.
26799 (expr_not_equal_to): New function.
26800 * match.pd (X % -Y is the same as X % Y): Don't optimize
26801 unless X is known not to be equal to minimum or Y is known
26802 not to be equal to -1.
26803 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
26804 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
26805 (simplify_stmt_using_ranges): Adjust caller.
26806 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
26807 substitute_and_fold.
26809 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
26811 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
26814 2016-01-08 Jakub Jelinek <jakub@redhat.com>
26816 PR tree-optimization/69167
26817 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
26818 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
26820 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
26822 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
26823 Richard Biener <rguenther@suse.de>
26825 PR tree-optimization/68707
26826 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
26827 instances that can be handled via vect_load_lanes.
26829 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
26831 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
26832 if we can't determine address equivalence.
26833 * alias.c (compare_base_decl): Update for changed return value of
26834 symtab_node::equal_address_to.
26836 2016-01-08 Jason Merrill <jason@redhat.com>
26840 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
26841 * expr.c (store_field): Not here.
26842 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
26843 call with TREE_ADDRESSABLE type.
26844 * tree-cfg.c (verify_gimple_call): Adjust.
26846 2016-01-08 Olivier Hainque <hainque@adacore.com>
26848 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
26851 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
26853 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
26854 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
26855 (reduc_smin_v2sf): Rename to...
26856 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
26857 (reduc_splus_v2sf): Rename to...
26858 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
26860 2016-01-08 Jakub Jelinek <jakub@redhat.com>
26862 PR tree-optimization/69162
26863 * gimplify.c (gimplify_va_arg_expr): Encode original type of
26864 valist argument in another argument.
26865 (gimplify_modify_expr): Adjust for the above change. Cleanup.
26866 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
26867 to determine the va_list type, build a MEM_REF instead of
26868 build_fold_indirect_ref.
26870 PR tree-optimization/69172
26871 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
26874 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
26876 PR tree-optimization/67781
26877 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
26878 and cmpnop in two steps: first the ones not accessed in original
26879 gimple expression in a endian independent way and then the ones not
26880 accessed in the final result in an endian-specific way.
26882 2016-01-08 Jakub Jelinek <jakub@redhat.com>
26884 PR tree-optimization/69083
26885 * tree-vect-slp.c (vect_get_constant_vectors): For
26886 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
26887 element type. If op is fold_convertible_p to vector_type's element
26888 type, use NOP_EXPR instead of VCE.
26890 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
26892 PR rtl-optimization/67778
26893 PR rtl-optimization/68634
26894 PR rtl-optimization/68909
26895 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
26896 block from the stack until done with it. Remove a superfluous
26897 bitmap set. Remove a superfluous bitmap test.
26899 2016-01-07 Martin Sebor <msebor@redhat.com>
26902 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
26903 constraint on the type of arguments.
26905 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
26907 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
26908 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
26909 unaligned_access on the gcc_options set.
26910 * config/arm/arm.c (arm_option_override_internal): Use
26911 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
26913 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
26916 * config/i386/i386.c (ix86_frame_pointer_required): Enable
26917 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
26919 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
26922 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
26925 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
26926 depending on frame_pointer_needed before remaining integer and SSE
26927 registers are saved.
26929 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
26932 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
26934 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
26937 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
26938 Use the "xBm" constraint.
26939 (float<sseintvecmodelower><mode>2<mask_name><round_name):
26941 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
26942 (sse_cvtsi2ssq<round_name>): Likewise.
26943 (sse_cvtss2si<round_name>): Likewise.
26944 (sse_cvtss2siq<round_name>): Likewise.
26945 (sse2_cvtsi2sdq<round_name>): Likewise.
26946 (sse2_cvtsd2si<round_name>): Likewise.
26947 (sse2_cvtsd2siq<round_name>): Likewise.
26948 * config/i386/subst.md (round_nimm_scalar_predicate): New
26951 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
26953 PR middle-end/67639
26954 * varasm.c (make_decl_rtl): Mark invalid register vars as
26957 PR rtl-optimization/66206
26958 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
26959 All callers changed.
26961 2016-01-07 Jakub Jelinek <jakub@redhat.com>
26963 PR tree-optimization/69141
26964 * tree-ssa-pre.c: Include langhooks.h.
26965 (eliminate_dom_walker::before_dom_children): Use
26966 lang_hooks.decl_printable_name instead of
26967 cgraph_node::get ()->name ().
26969 PR middle-end/68960
26970 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
26971 it and DECL_ALIGN too.
26973 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
26975 * config/mips/mips-ftypes.def: Sort to lexicographical order.
26977 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
26980 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
26981 depending on frame_pointer_needed before remaining integer and SSE
26982 registers are saved.
26984 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26986 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
26987 mode iterator with VSX_M2.
26988 (*p9_vecstore_<mode>): Likewise.
26989 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
26990 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
26991 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
26992 (define_split for VSX_LE128 stores): Likewise.
26993 (define_peephole2 for TImode LE swaps): Likewise.
26994 (define_split for VSX_LE128 post-reload stores): Likewise.
26996 2016-01-06 Marek Polacek <polacek@redhat.com>
26999 * convert.c (convert_to_integer_1): Adjust call to
27000 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
27001 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
27002 EXPR instead of ARG.
27003 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
27005 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
27008 * doc/extend.texi (RL78 Variable Attributes): New section.
27010 2016-01-05 Marek Polacek <polacek@redhat.com>
27013 * builtins.c (get_memmodel): Use expansion point location rather than
27014 the input location. Call warning_at rather than warning.
27015 (expand_builtin_atomic_compare_exchange): Likewise.
27016 (expand_builtin_atomic_load): Likewise.
27017 (expand_builtin_atomic_store): Likewise.
27018 (expand_builtin_atomic_clear): Likewise.
27020 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
27023 * config/i386/i386.c (ix86_expand_vector_logical_operator):
27024 Replace nonimmediate_operand with vector_operand.
27025 * config/i386/predicates.md (vector_operand): New predicate.
27026 (general_vector_operand): Replace nonimmediate_operand with
27028 * config/i386/sse.md: Replace nonimmediate_operand with
27029 vector_operand and m constraint with Bm constraint on SSE
27030 patterns with 16-byte memory operand.
27031 * config/i386/subst.md (round_nimm_predicate): Replace
27032 nonimmediate_operand with vector_operand.
27033 (round_saeonly_nimm_predicate): Likewise.
27034 (round_saeonly_nimm_scalar_predicate): New.
27036 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
27039 * config/i386/constraints.md (Bm): New constraint.
27040 * config/i386/predicates.md (vector_memory_operand): New
27042 * config/i386/sse.md: Replace xm with xBm in plusminus and
27043 any_logic patterns.
27045 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
27048 * doc/extend.texi (V850 Function Attributes): New section.
27049 (V850 Variable Attributes): New section.
27051 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
27054 * doc/extend.texi (MicroBlaze Function Attributes): Document
27055 interrupt_handler and fast_interrupt attributes.
27057 2016-01-05 Sergei Trofimovich <siarheit@google.com>
27060 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
27061 for local symbolic operands.
27062 * config/ia64/predicates.md (local_symbolic_operand64): New
27065 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27067 PR rtl-optimization/68651
27068 * combine.c (combine_simplify_rtx): Canonicalize x + x into
27071 2016-01-05 Nathan Sidwell <nathan@acm.org>
27073 * alias.c (compare_base_decls): Use symtab_node::get.
27075 2016-01-05 Nick Clifton <nickc@redhat.com>
27078 * ira-costs.c (copy_cost): Initialise the t_icode field of the
27079 secondary_reload_info structure.
27082 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
27083 decls if weak support is available.
27085 2016-01-04 Martin Sebor <msebor@redhat.com>
27087 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
27089 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
27091 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
27092 OPTION_MASK_P9_DFORM.
27094 * config/rs6000/constraints.md (wo constraint): New constraint for
27097 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
27099 (rs6000_init_hard_regno_mode_ok): Likewise.
27101 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
27104 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
27105 expanders not to have constraints. Add support for ISA 3.0 xxperm
27106 instruction. Add support for fusing xxlor with xxperm.
27107 (altivec_vperm_<mode>_internal): Likewise.
27108 (altivec_vperm_v8hiv16qi): Likewise.
27109 (altivec_vperm_<mode>v16q): Likewise.
27110 (altivec_vperm_<mode>_uns): Likewise.
27111 (vperm_v8hiv4si): Likewise.
27112 (vperm_v16qiv8hi): Likewise.
27114 * doc/md.texi (RS/6000 constraints): Document wo constraint.
27116 2016-01-04 Jakub Jelinek <jakub@redhat.com>
27118 Update copyright years.
27120 * gcc.c (process_command): Update copyright notice dates.
27121 * gcov-dump.c (print_version): Ditto.
27122 * gcov.c (print_version): Ditto.
27123 * gcov-tool.c (print_version): Ditto.
27124 * gengtype.c (create_file): Ditto.
27125 * doc/cpp.texi: Bump @copying's copyright year.
27126 * doc/cppinternals.texi: Ditto.
27127 * doc/gcc.texi: Ditto.
27128 * doc/gccint.texi: Ditto.
27129 * doc/gcov.texi: Ditto.
27130 * doc/install.texi: Ditto.
27131 * doc/invoke.texi: Ditto.
27133 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
27135 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
27136 modes larger than TImode as TImode if NEON is not enabled.
27138 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
27141 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
27142 mode for %f0-%f31 only if TARGET_FPU.
27144 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
27147 * config/sparc/sparc.c (scan_record_type): Take into account subfields
27148 to compute the PACKED_P predicate.
27149 (function_arg_record_value): Minor tweaks.
27151 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
27153 * doc/install.texi (--with-multilib-list): Describe the meaning of the
27154 option for arm*-*-* targets.
27156 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
27158 * doc/extend.texi (Common Function Attributes): Move docs for
27159 MSP430-specific attributes to....
27160 (MSP430 Function Attributes): ...here. Delete the redundant
27161 entries and copy-edit the remaining text.
27162 (MSP430 Variable Attributes): Use uniform format for index
27163 entries and add a cross-reference to the corresponding function
27166 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
27168 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
27170 (x86 Options): Likewise.
27172 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
27176 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
27177 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
27178 to corresponding attribute.
27180 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
27182 * doc/extend.texi (Common Function Attributes) <noplt>: Move
27183 to correct alphabetization of table. Copy-edit and correct
27185 <stack_protect>: Likewise.
27186 <target_clones>: Likewise.
27188 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
27189 Correct punctuation.
27190 (Code Gen Options) <-fno-plt>: Copy-edit.
27192 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
27195 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
27196 SI values. Explicitly convert SI to DI and vice-versa.
27198 2016-01-01 Jakub Jelinek <jakub@redhat.com>
27200 PR tree-optimization/69070
27201 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
27202 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
27205 * ubsan.c (ubsan_instrument_float_cast): Call
27206 initialize_sanitizer_builtins.
27209 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
27211 Copyright (C) 2016 Free Software Foundation, Inc.
27213 Copying and distribution of this file, with or without modification,
27214 are permitted in any medium without royalty provided the copyright
27215 notice and this notice are preserved.