1 2016-12-05 Eric Botcazou <ebotcazou@adacore.com>
3 * config/sparc/sparc-protos.h (sparc_splitdi_legitimate): Rename to...
4 (sparc_split_reg_mem_legitimate): ...this.
5 (sparc_split_reg_mem): Declare.
6 (sparc_split_mem_reg): Likewise.
7 (sparc_split_regreg_legitimate): Rename to...
8 (sparc_split_reg_reg_legitimate): ...this.
9 * config/sparc/sparc.c (sparc_splitdi_legitimate): Rename to...
10 (sparc_split_reg_mem_legitimate): ...this.
11 (sparc_split_reg_mem): New function.
12 (sparc_split_mem_reg): Likewise.
13 (sparc_split_regreg_legitimate): Rename to...
14 (sparc_split_reg_reg_legitimate): ...this.
15 (sparc_split_reg_reg): New function.
16 * config/sparc/sparc.md (lra): Remove "none" value.
17 (enabled): Adjust to above change.
18 (*movdi_insn_sp32): Remove new (r,T) alternative and reorder others.
19 (DImode splitters): Adjust to above renamings and use new functions.
20 (*movdf_insn_sp32): Remove new (r,T) alternative and reorder others.
21 (DFmode splitters): Adjust to above renamings and use new functions.
22 (*mov<VM64:mode>_insn_sp64): Replace C with Z constraint and use W
23 constraint in conjunction with e.
24 (*mov<VM64:mode>_insn_sp32): Remove new (r,T) alternative, add (o,Y)
25 alternative and reorder others.
26 (VM64:mode splitters): Adjust to above renamings and use new functions.
28 2016-12-04 Martin Sebor <msebor@redhat.com>
31 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
32 identifier tree nodes.
33 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
34 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
35 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
36 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
37 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
38 * builtins.def (aligned_alloc, calloc, malloc, realloc):
39 Add attribute alloc_size.
40 (alloca): Add attribute alloc_size and returns_nonnull.
42 2016-12-04 Uros Bizjak <ubizjak@gmail.com>
45 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NEG.
46 (dimode_scalar_chain::compute_convert_gain): Ditto.
47 (dimode_scalar_chain::convert_insn): Ditto.
49 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
51 * lra-constraints.c (emit_spill_move): Use gen_lowpart_SUBREG in all
52 cases to build a lowpart SUBREG.
54 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
55 David S. Miller <davem@davemloft.net>
57 * config/sparc/constraints.md (U): Adjust comment.
58 * config/sparc/sparc.md (lra): New attribute.
59 (enabled): For base instructions, if the lra attribute is set,
60 return 1 if it is in keeping with TARGET_LRA.
61 (*movdi_insn_sp32): Add lra attribute for alternatives mentioning U
62 constraint and duplicate them with U replaced by r.
63 (*movdf_insn_sp32): Likewise.
64 (*mov<VM64:mode>_insn_sp32): Likewise.
65 (*movtf_insn_sp32): Remove alternatives mentioning U constraint.
67 2016-12-02 Jeff Law <law@redhat.com>
69 * config/arm/arm.c (arm_handle_cmse_nonsecure_call): Remove unused
70 variable main_variant.
72 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
74 * config.gcc (powerpc*-*-linux*): Set gnu-indirect-function by
75 default on PowerPC linux systems.
77 2016-12-02 Segher Boessenkool <segher@kernel.crashing.org>
79 * simplify-rtx.c (simplify_truncation): M2 is not mode, it is
80 GET_MODE (op). Fix this.
82 2016-12-02 David Malcolm <dmalcolm@redhat.com>
85 * selftest.c (selftest::assert_strndup_eq): Rename to...
86 (selftest::assert_xstrndup_eq): ...this, and remove call to
88 (selftest::test_strndup): Rename to...
89 (selftest::test_xstrndup): ...this, updating for above renaming.
90 (selftest::test_libiberty): Update for renaming.
92 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
95 * config/rs6000/rs6000.md (movdi_internal64): Fix typo in
96 subversion id 242679 that causes the wrong store instruction to be
97 generated if a DImode is in an Altivec register using REG+REG
100 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
103 * config/i386/i386.md (*andndi3_doubleword): Add non-BMI alternative
104 and corresponding post-reload splitter.
106 2016-12-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
108 * config/aarch64/aarch64.h (machine_function): Add
109 reg_is_wrapped_separately field.
110 * config/aarch64/aarch64.md (LAST_SAVED_REGNUM): Define new constant.
111 * config/aarch64/aarch64.c (emit_set_insn): Change return type to
113 (aarch64_save_callee_saves): Don't save registers that are wrapped
115 (aarch64_restore_callee_saves): Don't restore registers that are
117 (offset_9bit_signed_unscaled_p, offset_12bit_unsigned_scaled_p,
118 aarch64_offset_7bit_signed_scaled_p): Move earlier in the file.
119 (aarch64_get_separate_components): New function.
120 (aarch64_get_next_set_bit): Likewise.
121 (aarch64_components_for_bb): Likewise.
122 (aarch64_disqualify_components): Likewise.
123 (aarch64_emit_prologue_components): Likewise.
124 (aarch64_emit_epilogue_components): Likewise.
125 (aarch64_set_handled_components): Likewise.
126 (aarch64_process_components): Likewise.
127 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
128 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
129 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
130 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
131 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
132 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
134 2016-12-02 Martin Jambor <mjambor@suse.cz>
136 * passes.def: Move pass_rebuild_cgraph_edges to the end of
137 pass_build_ssa_passes.
139 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
141 * config/alpha/alpha.md (exception_receiver): Copy
142 alpha_gp_ave_rtx return value.
144 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
146 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
147 for several include directories that may be relative to sysroot.
148 * config/i386/x-mingw32 (gplus_includedir): Define.
149 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
150 (native_system_includedir): Likewise.
151 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
152 override if TARGET_SYSTEM_ROOT is defined.
153 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
155 2016-12-02 Jakub Jelinek <jakub@redhat.com>
158 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NOT.
159 (dimode_scalar_chain::compute_convert_gain): Likewise.
160 (dimode_scalar_chain::convert_insn): Likewise.
161 * config/i386/i386.md (*one_cmpldi2_doubleword): New
162 define_insn_and_split.
163 (one_cmpl<mode>2): Use SWIM1248x iterator instead of SWIM.
166 * rtl.c (copy_rtx): Don't clear used flag here.
167 (shallow_copy_rtx_stat): Clear used flag here unless code the rtx
169 * simplify-rtx.c (simplify_replace_fn_rtx): When copying rtx with
170 'E' in format, copy all vectors.
171 * emit-rtl.c (copy_insn_1): Don't clear used flag here.
172 * valtrack.c (cleanup_auto_inc_dec): Likewise.
173 * config/rs6000/rs6000.c (rs6000_frame_related): Likewise.
175 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
176 Thomas Preud'homme <thomas.preudhomme@arm.com>
178 * config/arm/arm-builtins.c (arm_builtins): Define
179 ARM_BUILTIN_CMSE_NONSECURE_CALLER.
180 (bdesc_2arg): Add line for cmse_nonsecure_caller.
181 (arm_init_builtins): Handle cmse_nonsecure_caller.
182 (arm_expand_builtin): Likewise.
183 * config/arm/arm_cmse.h (cmse_nonsecure_caller): New.
185 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
186 Thomas Preud'homme <thomas.preudhomme@arm.com>
188 * config/arm/arm.c (detect_cmse_nonsecure_call): New.
189 (cmse_nonsecure_call_clear_caller_saved): New.
190 (arm_reorg): Use cmse_nonsecure_call_clear_caller_saved.
191 (arm_function_ok_for_sibcall): Disable sibcalls for
193 * config/arm/arm-protos.h (detect_cmse_nonsecure_call): New.
194 * config/arm/arm.md (call): Handle cmse_nonsecure_entry.
195 (call_value): Likewise.
196 (nonsecure_call_internal): New.
197 (nonsecure_call_value_internal): New.
198 * config/arm/thumb1.md (*nonsecure_call_reg_thumb1_v5): New.
199 (*nonsecure_call_value_reg_thumb1_v5): New.
200 * config/arm/thumb2.md (*nonsecure_call_reg_thumb2): New.
201 (*nonsecure_call_value_reg_thumb2): New.
202 * config/arm/unspecs.md (UNSPEC_NONSECURE_MEM): New.
204 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
205 Thomas Preud'homme <thomas.preudhomme@arm.com>
207 * config/arm/arm.c (gimplify.h): New include.
208 (arm_handle_cmse_nonsecure_call): New.
209 (arm_attribute_table): Added cmse_nonsecure_call.
210 (arm_comp_type_attributes): Deny compatibility of function types
211 with without the cmse_nonsecure_call attribute.
212 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
214 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
215 Thomas Preud'homme <thomas.preudhomme@arm.com>
217 * config/arm/arm.c (output_return_instruction): Clear
219 (thumb2_expand_return): Likewise.
220 (thumb1_expand_epilogue): Likewise.
221 (thumb_exit): Likewise.
222 (arm_expand_epilogue): Likewise.
223 (cmse_nonsecure_entry_clear_before_return): New.
224 (comp_not_to_clear_mask_str_un): New.
225 (compute_not_to_clear_mask): New.
226 * config/arm/thumb1.md (*epilogue_insns): Change length attribute.
227 * config/arm/thumb2.md (*thumb2_return): Disable for
228 cmse_nonsecure_entry functions.
229 (*thumb2_cmse_entry_return): Duplicate thumb2_return pattern for
230 cmse_nonsecure_entry functions.
232 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
233 Thomas Preud'homme <thomas.preudhomme@arm.com>
235 * config/arm/arm.c (use_return_insn): Change to return with bxns
236 when cmse_nonsecure_entry.
237 (output_return_instruction): Likewise.
238 (arm_output_function_prologue): Likewise.
239 (thumb_pop): Likewise.
240 (thumb_exit): Likewise.
241 (thumb2_expand_return): Assert that entry functions always have simple
243 (arm_expand_epilogue): Handle entry functions.
244 (arm_function_ok_for_sibcall): Disable sibcall for entry functions.
245 (arm_asm_declare_function_name): New.
246 * config/arm/arm-protos.h (arm_asm_declare_function_name): New.
247 * config/arm/elf.h (ASM_DECLARE_FUNCTION_NAME): Redefine to
248 use arm_asm_declare_function_name.
250 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
251 Thomas Preud'homme <thomas.preudhomme@arm.com>
253 * config/arm/arm.c (arm_handle_cmse_nonsecure_entry): New.
254 (arm_attribute_table): Added cmse_nonsecure_entry
255 (arm_compute_func_type): Handle cmse_nonsecure_entry.
256 (cmse_func_args_or_return_in_stack): New.
257 (arm_handle_cmse_nonsecure_entry): New.
258 * config/arm/arm.h (ARM_FT_CMSE_ENTRY): New macro define.
259 (IS_CMSE_ENTRY): Likewise.
260 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
262 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
263 Thomas Preud'homme <thomas.preudhomme@arm.com>
265 * config.gcc (extra_headers): Added arm_cmse.h.
266 * config/arm/arm-arches.def (ARM_ARCH):
267 (armv8-m): Add FL2_CMSE.
268 (armv8-m.main): Likewise.
269 (armv8-m.main+dsp): Likewise.
271 (arm_cpu_builtins): Added __ARM_FEATURE_CMSE macro.
272 * config/arm/arm-flags.h: Define FL2_CMSE.
273 * config/arm.c (arm_arch_cmse): New.
274 (arm_option_override): New error for unsupported cmse target.
275 * config/arm/arm.h (arm_arch_cmse): New.
276 * config/arm/arm.opt (mcmse): New.
277 * config/arm/arm_cmse.h: New file.
278 * doc/invoke.texi (ARM Options): Add -mcmse.
279 * doc/sourcebuild.texi (arm_cmse_ok): Add new effective target.
280 * doc/extend.texi: Add ARMv8-M Security Extensions entry.
282 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
284 * config/avr/avr.c: Fix coding rule glitches.
286 2016-12-02 Martin Jambor <mjambor@suse.cz>
288 * hsa.c (hsa_callable_function_p): Return false for artificial
291 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
293 PR rtl-optimization/78561
294 * varasm.c (recompute_pool_offsets): New.
295 (output_constant_pool): Call it.
297 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
299 PR rtl-optimization/78561
300 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Rename
301 get_pool_size to get_pool_size_upper_bound.
302 (rs6000_stack_info): Likewise.
303 (rs6000_emit_prologue): Likewise.
304 (rs6000_elf_declare_function_name): Likewise.
305 (rs6000_set_up_by_prologue): Likewise.
306 (rs6000_can_eliminate): Likewise, reformat spaces to tabs.
307 * output.h (get_pool_size): Rename to...
308 (get_pool_size_upper_bound): ...This.
309 * varasm.c (get_pool_size): Rename to...
310 (get_pool_size_upper_bound): ...This.
312 2016-12-02 Bin Cheng <bin.cheng@arm.com>
314 * match.pd: Add new pattern:
315 (cond (cmp (convert? x) c1) (op x c2) c3) -> (op (minmax x c1) c2).
317 2016-12-02 Nathan Sidwell <nathan@acm.org>
319 * diagnostic.c (diagnostic_report_diagnostic): Remove extraneous
322 2016-12-02 Aldy Hernandez <aldyh@redhat.com>
325 * gimple-ssa-warn-alloca.c (alloca_call_type): Handle
328 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
330 * config/s390/s390.c (s390_save_gprs_to_fprs): Fix RTL sharing
333 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
335 * config/avr/avr-arch.h (avr_mcu_t) [n_flash]: Remove field.
336 * config/avr/avr-devices.c (AVR_MCU): Remove N_FLASH macro argument.
337 * config/avr/avr-mcus.def (AVR_MCU): Remove initializer for n_flash.
338 * config/avr/avr.c (avr_set_core_architecture) [avr_n_flash]: Use
339 avr_mcu_types.flash_size to compute default value.
340 * config/avr/gen-avr-mmcu-specs.c (print_mcu) [cc1_n_flash]: Use
341 mcu->flash_size to compute value for spec.
343 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
345 * doc/invoke.texi (AVR Options) [-mabsdata]: Point to absdata.
346 * doc/extend.texi (AVR Variable Attributes) [progmem]: Hint
347 about linker description to avoid progmem altogether.
348 [absdata]: Point to -mabsdata option.
350 2016-12-02 Jakub Jelinek <jakub@redhat.com>
352 PR rtl-optimization/78547
353 * emit-rtl.c (unshare_all_rtl): Make sure DECL_RTL and
354 DECL_INCOMING_RTL is not shared.
355 * config/i386/i386.c (convert_scalars_to_vectors): If any
356 insns have been converted, adjust all parameter's DEC_RTL and
357 DECL_INCOMING_RTL back from V1TImode to TImode if the parameters have
360 PR rtl-optimization/78575
361 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses): Use
362 DF infrastructure to wrap all V1TImode reg uses into TImode subreg
363 if not already wrapped in a subreg. Make sure df_insn_rescan does not
364 affect further iterations.
366 2016-12-02 Martin Liska <mliska@suse.cz>
369 * sreal.c (sreal::to_int): Make absolute value before shifting.
370 (sreal::operator/): Likewise.
371 (sreal_verify_negative_division): New test.
372 (void sreal_c_tests): Call the new test.
373 * sreal.h (sreal::normalize_up): Use new SREAL_ABS and
375 (sreal::normalize_down): Likewise.
377 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
379 * combine.c (combine_simplify_rtx): Suppress replacement of
380 "(and (reg) (const_int bit))" with "if_then_else".
382 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
385 * config/s390/s390.md ("extzv")
386 ("*extzv<mode><clobbercc_or_nocc>")
387 ("*extzvdi<clobbercc_or_nocc>_lshiftrt")
388 ("*<risbg_n>_ior_and_sr_ze")
389 ("*extract1bitdi<clobbercc_or_nocc>")
390 ("*insv<mode><clobbercc_or_nocc>", "*insv_rnsbg_noshift")
391 ("*insv_rnsbg_srl", "*insv<mode>_mem_reg")
392 ("*insvdi_mem_reghigh", "*insvdi_reg_imm"): Use EXTRACT_ARGS_IN_RANGE
393 to validate the arguments of zero_extract and sign_extract.
395 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
398 * rtl.h (EXTRACT_ARGS_IN_RANGE): New.
400 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
402 * gcc/config/s390/s390.c (s390_builtin_vectorization_cost): New
404 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Define target
407 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
409 * config/s390/vector.md (vec_halfhalf): New mode iterator.
410 ("vec_pack_trunc_<mode>", "vec_pack_ssat_<mode>")
411 ("vec_pack_usat_<mode>", "vec_unpacks_hi_v16qi")
412 ("vec_unpacks_low_v16qi", "vec_unpacku_hi_v16qi")
413 ("vec_unpacku_low_v16qi", "vec_unpacks_hi_v8hi")
414 ("vec_unpacks_lo_v8hi", "vec_unpacku_hi_v8hi")
415 ("vec_unpacku_lo_v8hi", "vec_unpacks_hi_v4si")
416 ("vec_unpacks_lo_v4si", "vec_unpacku_hi_v4si")
417 ("vec_unpacku_lo_v4si"): New pattern definitions.
418 * config/s390/vx-builtins.md: Move VI_HW_HSD mode iterator to
421 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
423 * config/s390/s390-protos.h (s390_reverse_condition): New
425 * config/s390/s390.c (s390_canonicalize_comparison): Fold compares
427 (s390_reverse_condition): New function.
428 * config/s390/s390.h (REVERSE_CC_MODE, REVERSE_CONDITION): Define
431 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
433 * config/s390/s390-modes.def (CCVEQANY, CCVH, CCVHANY, CCVHU)
434 (CCVHUANY): Remove modes.
435 (CCVIH, CCVIHU, CCVIALL, CCVIANY, CCVFALL, CCVFANY): Add modes and
437 * config/s390/s390.c (s390_match_ccmode_set): Rename cc modes.
438 (s390_expand_vec_compare_scalar): Pick one of the cc consumer
440 (s390_branch_condition_mask): Adjust to use the new cc consumer
441 modes. The new modes allow for proper reversal in the middle-end.
442 (s390_expand_vec_compare_cc): Determine the proper cc producer and
443 consumer modes for a comparison.
444 * config/s390/s390.md: Rename CCVH to CCVIH and CCVHU to CCVIHU
446 * config/s390/vx-builtins.md: Likewise.
448 2016-12-02 Maxim Ostapenko <m.ostapenko@samsung.com>
450 * asan.c (asan_global_struct): Refactor.
451 (create_odr_indicator): New function.
452 (asan_needs_odr_indicator_p): Likewise.
453 (is_odr_indicator): Likewise.
454 (asan_add_global): Introduce odr_indicator_ptr. Pass it into global's
456 (asan_protect_global): Do not protect odr indicators.
458 2016-12-01 Jeff Law <law@redhat.com>
460 * tree-ssa-threadedge.c
461 (record_temporary_equivalences_from_stmts_at_dest): Avoid temporary
462 propagation of operands if there are no operands.
464 2016-12-02 Jakub Jelinek <jakub@redhat.com>
466 PR tree-optimization/78586
467 * gimple-ssa-sprintf.c (format_integer): Don't handle NOP_EXPR,
468 CONVERT_EXPR or COMPONENT_REF here. Formatting fix. For
469 SSA_NAME_DEF_STMT with NOP_EXPR only change argtype if the rhs1's
470 type is INTEGER_TYPE or POINTER_TYPE.
472 2016-12-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
475 * config/rs6000/vsx.md (vextuhlx): Revise mode of operand 2.
476 (vextuhrx): Likewise.
477 (vextuwlx): Likewise.
478 (vextuwrx): Likewise.
480 2016-12-01 David Malcolm <dmalcolm@redhat.com>
482 * dwarf2out.c (dwarf2out_c_finalize): Reset early_dwarf and
483 early_dwarf_finished.
485 2016-12-01 Eric Botcazou <ebotcazou@adacore.com>
486 David S. Miller <davem@davemloft.net>
488 * config/sparc/sparc.opt (mlra): New target option.
489 * config/sparc/sparc.c (TARGET_LRA_P): Define to...
490 (sparc_lra_p): ...this. New function.
491 (D_MODES, DF_MODES): Add missing cast.
492 * config/sparc/sparc.md (*movsi_lo_sum, *movsi_high): Do not
493 provide these insns when flag_pic.
494 (sethi_di_medlow, losum_di_medlow, seth44, setm44, setl44, sethh,
495 setlm, sethm, setlo, embmedany_sethi, embmedany_losum,
496 embmedany_brsum, embmedany_textuhi, embmedany_texthi,
497 embmedany_textulo, embmedany_textlo): Likewise.
498 (sethi_di_medlow_embmedany_pic): Provide it only with flag_pic.
500 2016-12-01 David Edelsohn <dje.gcc@gmail.com>
504 * dbxout.c (dbxout_type_fields): Skip TEMPLATE_DECLs.
506 2016-12-01 Richard Biener <rguenther@suse.de>
507 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
509 * vec.h (vec<T, A, vl_embed>::quick_grow_cleared): Guard call to
510 memset if len-oldlen != 0.
511 (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Likewise.
513 2016-12-01 Uros Bizjak <ubizjak@gmail.com>
515 * config/i386/i386.md (*andndi3_doubleword): Depend on TARGET_SSE2.
517 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
519 * config/avr/avr.c: Fix coding rule glitches.
521 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
523 PR tree-optimization/78598
524 * tree-ssa-loop-prefetch.c (ddown): Cast to signed to avoid
527 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
529 PR rtl-optimization/78596
530 * combine.c (simplify_comparison): Cast to unsigned to avoid
531 left shifting of negative value.
533 2016-12-01 Matthias Klose <doko@ubuntu.com>
535 * doc/install.texi: Don't use pkg-config to check for bdw-gc.
537 2016-12-01 Richard Biener <rguenther@suse.de>
539 * tree-ssa-alias.c (indirect_refs_may_alias_p): Do not
540 treat arrays with same type as objects that cannot overlap.
542 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
544 * config/avr/avr.c (avr_print_operand): Use SYMBOL_REF_P if possible.
545 (avr_handle_addr_attribute, avr_asm_output_aligned_decl_common)
546 (avr_asm_asm_output_aligned_bss, avr_addr_space_convert): Dito.
548 2016-12-01 Jakub Jelinek <jakub@redhat.com>
551 * dwarf2out.c (loc_descr_plus_const): For negative offset use
552 uint_loc_descriptor instead of int_loc_descriptor and perform negation
553 in unsigned HOST_WIDE_INT type.
554 (scompare_loc_descriptor): Shift UINTVAL left instead of INTVAL.
557 * config/rs6000/rs6000.c (rs6000_frame_related): Call
558 set_used_flags (pat) before any simplifications. Clear used flag on
559 PARALLEL copy. Don't guard add_reg_note call. Call
560 copy_rtx_if_shared on pat before storing it into
561 REG_FRAME_RELATED_EXPR.
563 2016-12-01 Alan Modra <amodra@gmail.com>
565 * gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly
566 look inside UNSPEC_VSX_XXSPLTW vec.
568 2016-12-01 Segher Boessenkool <segher@kernel.crashing.org>
570 PR rtl-optimization/78607
571 * combine.c (try_combine): Emit a barrier after a unconditional trap.
573 2016-11-30 Michael Meissner <meissner@linux.vnet.ibm.com>
576 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): If the
577 element is not a constant or in a register, force it to a
581 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Force value
582 that will be set to a vector element to be in a register.
583 * config/rs6000/vsx.md (vsx_set_<mode>_p9): Fix thinko that used
584 the wrong multiplier to convert the element number to a byte
587 2016-11-30 Vladimir Makarov <vmakarov@redhat.com>
589 PR tree-optimization/77856
590 * lra-constraints.c (inherit_in_ebb): Check original regno for
591 invalid invariant regs too. Set only clobbered hard regs for the
592 invalid invariant regs.
594 2016-11-30 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
596 Commit files forgotten in r242966.
598 * config/avr/avr-arch.h (avr_mcu_t) [flash_size]: New member.
599 * config/avr/avr-devices.c (avr_mcu_types): Add flash size info.
600 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Remove hard-coded
601 prefix check to find wrap-around value, instead use MCU flash size.
602 For 8k flash devices, update link_pmem_wrap spec string to
603 add --pmem-wrap-around=8k.
604 * config/avr/specs.h (LINK_RELAX_SPEC): Move link_pmem_wrap from
606 (LINK_SPEC): ...to here.
608 2016-11-30 David Malcolm <dmalcolm@redhat.com>
611 * selftest.c (selftest::assert_strndup_eq): New function.
612 (selftest::test_strndup): New function.
613 (selftest::test_libiberty): New function.
614 (selftest::selftest_c_tests): Call test_libiberty.
616 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
618 PR rtl-optimization/78610
619 * ira.c (combine_and_move_insns): Don't substitute into TRAP_IF
622 2016-11-30 Bin Cheng <bin.cheng@arm.com>
624 PR tree-optimization/78574
625 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Skip loop
626 header PHI that doesn't define biv.
628 2016-11-30 Jakub Jelinek <jakub@redhat.com>
630 * emit-rtl.c (verify_insn_sharing): Call verify_rtx_sharing instead of
633 * config/i386/i386.c (dimode_scalar_chain::convert_op): Avoid
634 sharing the SUBREG rtx between move and following insn.
636 * ira.c (ira_update_equiv_info_by_shuffle_insn): Use copy_rtx
637 for REG_EQUIV argument.
639 2016-11-30 Thomas Preud'homme <thomas.preudhomme@arm.com>
641 * config/arm/t-rmprofile: Add mappings for Cortex-M23 and Cortex-M33.
643 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
646 * real.c (real_hash): Add cast to avoid left
647 shifting of negative values.
649 2016-11-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
652 * config/aarch64/aarch64.md (add<mode>3): Extract inner expression
653 from a subreg in operands[1] and don't call REGNO on a non-reg
654 expression when deciding to force operands[2] into a reg.
656 2016-11-30 Claudiu Zissulescu <claziss@synopsys.com>
657 Andrew Burgess <andrew.burgess@embecosm.com>
659 * config/arc/arc-protos.h (arc_store_addr_hazard_p): Declare.
660 * config/arc/arc.c (arc_store_addr_hazard_p): New function.
661 (workaround_arc_anomaly): Call arc_store_addr_hazard_p for ARC700.
662 * config/arc/arc700.md: Add define_bypass for store/load.
664 2016-11-30 Martin Liska <mliska@suse.cz>
666 * cgraph.c (symbol_table::initialize): Initialize
667 ipa_clones_dump_file.
668 (cgraph_node::remove): Report to ipa_clones_dump_file.
669 * cgraph.h: Add new argument (suffix) to cloning methods.
670 * cgraphclones.c (dump_callgraph_transformation): New function.
671 (cgraph_node::create_clone): New argument.
672 (cgraph_node::create_virtual_clone): Likewise.
673 (cgraph_node::create_version_clone): Likewise.
674 * dumpfile.c: Add .ipa-clones dump file.
675 * dumpfile.h (enum tree_dump_index): Add TDI_clones
676 * ipa-inline-transform.c (clone_inlined_nodes): Report operation
677 to dump_callgraph_transformation.
679 2016-11-30 Martin Liska <mliska@suse.cz>
682 * asan.c (asan_expand_mark_ifn): Properly
683 select a VAR_DECL from FRAME.* component reference.
685 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
687 PR rtl-optimization/78583
688 * simplify-rtx.c (simplify_truncation): Add check missing from the
691 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
693 PR rtl-optimization/78590
694 * combine.c (change_zero_ext): Transform zero_extend of subregs only
695 if the subreg_reg is a scalar integer mode.
697 2016-11-30 Jakub Jelinek <jakub@redhat.com>
699 PR tree-optimization/78586
700 * gimple-ssa-sprintf.c (format_integer): Use TYPE_MAX_VALUE or
701 TYPE_MIN_VALUE or build_all_ones_cst instead of folding LSHIFT_EXPR.
702 Don't build_int_cst min/max twice. Formatting fix.
704 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
706 PR rtl-optimization/78588
707 * combine.c (if_then_else_cond): Also guard against BLKmode.
708 * rtlanal.c (num_sign_bit_copies1): Add assert.
710 2016-11-29 Jeff Law <law@redhat.com>
712 * common/config/arc/arc-common.c (arc_handle_option): Remove unused
715 * lra-constraints.c (check_and_process_move): Constrain the
716 range of DCLASS and SCLASS to avoid false positive out of bounds
719 2016-11-29 David Malcolm <dmalcolm@redhat.com>
721 * doc/install.texi (--with-target-bdw-gc): Remove stray '@'.
723 2016-11-29 David Malcolm <dmalcolm@redhat.com>
725 PR preprocessor/78569
726 * input.c (get_substring_ranges_for_loc): Fail gracefully if
727 line directives were present.
729 2016-11-30 Matthias Klose <doko@ubuntu.com>
731 * doc/install.texi: Document configure options --enable-objc-gc
732 and --with-target-bdw-gc.
734 2016-11-29 Michael Meissner <meissner@linux.vnet.ibm.com>
737 * config/rs6000/rs6000.md (mov<mode>_internal, QHI iterator): Add
738 'x' to stxsi<wd>x print pattern, so that QImode and HImode values
739 residing in traditional altivec registers can be stored
742 2016-11-29 Max Filippov <jcmvbkbc@gmail.com>
745 * config/xtensa/xtensa.c (hwloop_optimize): Don't emit zero
746 overhead loop start between a call and its CALL_ARG_LOCATION
749 2016-11-29 Waldemar Brodkorb <wbx@openadk.org>
751 * config/bfin/linux.h (CPP_SPEC): Define.
753 2016-11-29 Martin Sebor <msebor@redhat.com>
755 PR tree-optimization/78512
756 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Remove.
757 * config/rs6000/linux.h: Same.
758 * config/rs6000/linux64.h: Same.
759 * config/sol2.h: Same.
760 * config/sol2.c (solaris_printf_pointer_format): Remove.
761 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Remove.
762 * doc/tm.texi: Regenerate.
763 * gimple-ssa-sprintf.c (format_pointer): Rempove.
764 (pass_sprintf_length::compute_format_length): Return bool.
765 (pass_sprintf_length::handle_gimple_call): Adjust.
766 * target.def (printf_pointer_format): Remove.
767 * targhooks.c (default_printf_pointer_format): Remove.
768 (linux_printf_pointer_format): Same.
769 * targhooks.h (default_printf_pointer_format): Remove.
770 (linux_printf_pointer_format, solaris_printf_pointer_format): Same.
772 2016-11-29 Uros Bizjak <ubizjak@gmail.com>
774 * config/i386/sse.md (UNSPEC_MASKOP): Move from i386.md.
776 (SWI1248_AVX512BWDQ): Ditto.
777 (SWI1248_AVX512BW): Ditto.
778 (k<any_logic:code><mode>): Ditto.
779 (kandn<mode>): Ditto.
780 (kxnor<mode>): Ditto.
782 (*k<any_lshift:code><mode>): Ditto.
783 (kortestzhi, kortestchi): Ditto.
784 (kunpckhi, kunpcksi, kunpckdi): Ditto.
786 2016-11-29 Andrew Pinski <apinski@cavium.com>
788 * tree-vrp.c (simplify_stmt_using_ranges): Use boolean_type_node
791 2016-11-29 Chen Gang <gang.chen.5i5j@gmail.com>
794 * config/tilegx/tilegx.c (tilegx_function_profiler): Save r10
795 to stack before call mcount.
796 (tilegx_can_use_return_insn_p): Clean up code.
798 2016-11-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
800 * config/avr/avr-mcu.def: (avr_mcu_types): Add flash size info.
802 2016-11-29 David Malcolm <dmalcolm@redhat.com>
808 * spellcheck.c (selftest::test_find_closest_string): Verify that
809 we don't offer the goal string as a suggestion.
810 * spellcheck.h (best_match::get_best_meaningful_candidate): Don't
811 offer the goal string as a suggestion.
814 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
816 * config/arc/arc.c (arc_override_options): Avoid selection of
817 compact casesi for ARCv2.
819 2016-11-29 Richard Biener <rguenther@suse.de>
821 * tree-cfg.c (lower_phi_internal_fn): Do not look for further
822 PHIs after a regular stmt.
823 (stmt_starts_bb_p): PHIs not preceeded by a PHI or a label
826 2016-11-29 Martin Liska <mliska@suse.cz>
828 PR gcov-profile/78582
829 * tree-profile.c (gimple_gen_time_profiler): Make one extra BB
830 to prevent PHI argument clash.
832 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
834 * config/arc/arc.opt (marclinux): Fix typo.
835 (marclinux_prof): Likewise.
837 2016-11-29 Jiong Wang <jiong.wang@arm.com>
839 * target.def (stack_protect_runtime_enabled_p): New.
840 * function.c (expand_function_end): Guard stack_protect_epilogue with
841 targetm.stack_protect_runtime_enabled_p.
842 * cfgexpand.c (pass_expand::execute): Likewise.
843 * calls.c (expand_call): Likewise.
844 * doc/tm.texi.in (TARGET_STACK_PROTECT_RUNTIME_ENABLED_P): Add it.
845 * doc/tm.texi: Regenerate.
847 2016-11-29 Richard Biener <rguenther@suse.de>
850 * match.pd: Add CST1 - (CST2 - A) -> CST3 + A missing case.
852 2016-11-29 Janus Weil <janus@gcc.gnu.org>
854 * doc/contrib.texi: Add a few missing gfortran contributors.
856 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
858 * combine.c (change_zero_ext): Also handle extends from a subreg
859 to a mode bigger than that of the operand of the subreg.
861 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
864 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Emit the
865 stack_restore_tie insn instead of stack_tie, for the SVR4 and
867 * config/rs6000/rs6000.md (stack_restore_tie): New define_insn.
869 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
871 * shrink-wrap.c (init_separate_shrink_wrap): Do not clear
872 head_components and tail_components.
873 (spread_components): New algorithm.
874 (emit_common_tails_for_components): Clear head_components and
876 (insert_prologue_epilogue_for_components): Write extra output to the
877 dump file for sibcalls and abnormal exits.
879 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
881 PR rtl-optimization/78342
882 * combine.c: Include "cfghooks.h".
883 (try_combine): If we create an unconditional trap, break the basic
884 block in two just after it, and remove the edge between; also, set
885 the *new_direct_jump_p flag so that cleanup_cfg is run.
887 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
889 * simplify-rtx.c (simplify_truncation): Handle truncate of zero_extract
892 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
894 * config/i386/i386.md (*and<mode>_1): Merge insn pattern from
895 *andsi_1 and *andhi_1 using SWI24 mode iterator. Use multi-line
896 output template string.
897 (*anddi_1): Use multi-line output template string.
900 2016-11-28 Jakub Jelinek <jakub@redhat.com>
903 * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void.
904 * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any
905 note has been removed.
906 * postreload.c (reload_combine_recognize_pattern): If
907 remove_reg_equal_equiv_notes returns true, call df_notes_rescan.
909 2016-11-28 Martin Sebor <msebor@redhat.com>
912 * gimple-ssa-sprintf.c (target_max_value): Remove.
913 (target_int_max, target_size_max): Use TYPE_MAX_VALUE.
914 (get_width_and_precision): New function.
915 (format_integer, format_floating, get_string_length, format_string):
916 Correct handling of width and precision with unknown value.
917 (format_directive): Add warning.
918 (pass_sprintf_length::compute_format_length): Allow for precision
919 to consist of a sole period with no asterisk or digits after it.
921 2016-11-28 Jakub Jelinek <jakub@redhat.com>
923 PR rtl-optimization/78546
924 * simplify-rtx.c (neg_const_int): When negating most negative
925 number in mode wider than HOST_BITS_PER_WIDE_INT, use
926 simplify_const_unary_operation to produce CONST_DOUBLE or
928 (simplify_plus_minus): Handle the case where neg_const_int
929 doesn't return a CONST_INT.
931 2016-11-28 Markus Trippelsdorf <markus@trippelsdorf.de>
934 * config/rs6000/rs6000.c (vspltis_constant): Add casts to avoid
935 left shifting of negative values.
937 2016-11-28 Jakub Jelinek <jakub@redhat.com>
940 * tree-nested.c (convert_local_reference_stmt): After adding
941 shared (FRAME.NN) clause to omp parallel, task or target,
942 add it also to all outer omp parallel, task or target constructs.
944 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
946 * config/i386/i386.md (UNSPEC_KMASKOP): New.
947 (UNSPEC_KMOV): Remove.
948 (kmovw): Expand to plain HImode move.
949 (k<any_logic:code><mode>): Rename from *k<logic><mode>. Use
950 register_operand predicates. Tag pattern with UNSPEC_KMASKOP.
951 Remove corresponding clobber-removing splitter.
952 (*anddi_1): Remove mask register alternatives.
956 (*<any_or:code><mode>_1): Ditto.
957 (*<any_or:code>qi_1): Ditto.
958 (kandn<mode>): Use SWI1248_AVX512BW mode iterator. Remove
959 general register alternatives. Tag pattern with UNSPEC_KMASKOP.
960 Remove corresponding splitter to operation with general registers.
961 (*andn<SWI38:mode>): Rename from *bmi_andn_<mode>.
962 (*andn<SWI12:mode>): New pattern.
963 (*kxnor<mode>): Remove general register alternatives. Tag pattern
964 with UNSPEC_KMASKOP. Remove corresponding splitter to operation
965 with general registers.
966 (knot<mode>): New insn pattern.
967 (*one_cmpl<mode>2_1): Remove mask register alternatives.
968 (one_cmplqi2_1): Ditto.
969 (*k<any_lshift:code><mode>): Rename from *k<mshift><mode>3.
970 Tag pattern with UNSPEC_KMASKOP. Add mode attribute.
971 * config/i386/predicates.md (mask_reg_operand): Remove predicate.
972 * config/i386/sse.md (vec_unpacks_hi_hi): Update pattern
973 to generate kmaskop shift.
974 (vec_unpacks_hi_<mode>): Ditto.
975 * config/i386/i386-builtin.def (__builtin_ia32_kandhi):
977 (__builtin_ia32_knothi): Use CODE_FOR_knothi.
978 (__builtin_ia32_korhi): Use CODE_FOR_kiorhi.
979 (__builtin_ia32_kxorhi): Use CODE_FOR_kxorhi.
981 2016-11-28 Richard Biener <rguenther@suse.de>
983 * tree-vrp.c (vrp_visit_assignment_or_call): Handle simplifications
984 to SSA names via extract_range_from_ssa_name if allowed.
986 2016-11-28 Richard Biener <rguenther@suse.de>
988 PR tree-optimization/78542
989 * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification
992 2016-11-28 Paolo Bonzini <bonzini@gnu.org>
994 * combine.c (simplify_if_then_else): Simplify IF_THEN_ELSE that
995 isolates a single bit, even if the condition involves subregs.
997 2016-11-28 Tamar Christina <tamar.christina@arm.com>
999 * config/aarch64/aarch64-simd-builtins.def
1000 (BSL_P): Added di and v2di mode.
1001 * config/aarch64/arm_neon.h
1002 (vsriq_n_p64, vsri_n_p64): Added poly type.
1003 (vextq_p64, vext_p64): Likewise.
1004 (vceq_p64, vbslq_p64, vbsl_p64): Likewise.
1006 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1008 * config/aarch64/aarch64-builtins.c (TYPES_SETREGP): Added poly type.
1009 (TYPES_GETREGP): Likewise.
1010 (TYPES_SHIFTINSERTP): Likewise.
1011 (TYPES_COMBINEP): Likewise.
1012 (TYPES_STORE1P): Likewise.
1013 * config/aarch64/aarch64-simd-builtins.def
1014 (combine): Added poly generator.
1015 (get_dregoi): Likewise.
1016 (get_dregci): Likewise.
1017 (get_dregxi): Likewise.
1021 * config/aarch64/arm_neon.h
1022 (poly64x1x2_t, poly64x1x3_t): New.
1023 (poly64x1x4_t, poly64x2x2_t): Likewise.
1024 (poly64x2x3_t, poly64x2x4_t): Likewise.
1025 (poly64x1_t): Likewise.
1026 (vcreate_p64, vcombine_p64): Likewise.
1027 (vdup_n_p64, vdupq_n_p64): Likewise.
1028 (vld2_p64, vld2q_p64): Likewise.
1029 (vld3_p64, vld3q_p64): Likewise.
1030 (vld4_p64, vld4q_p64): Likewise.
1031 (vld2_dup_p64, vld3_dup_p64): Likewise.
1032 (vld4_dup_p64, vsli_n_p64): Likewise.
1033 (vsliq_n_p64, vst1_p64): Likewise.
1034 (vst1q_p64, vst2_p64): Likewise.
1035 (vst3_p64, vst4_p64): Likewise.
1036 (__aarch64_vdup_lane_p64, __aarch64_vdup_laneq_p64): Likewise.
1037 (__aarch64_vdupq_lane_p64, __aarch64_vdupq_laneq_p64): Likewise.
1038 (vget_lane_p64, vgetq_lane_p64): Likewise.
1039 (vreinterpret_p8_p64, vreinterpretq_p8_p64): Likewise.
1040 (vreinterpret_p16_p64, vreinterpretq_p16_p64): Likewise.
1041 (vreinterpret_p64_f16, vreinterpret_p64_f64): Likewise.
1042 (vreinterpret_p64_s8, vreinterpret_p64_s16): Likewise.
1043 (vreinterpret_p64_s32, vreinterpret_p64_s64): Likewise.
1044 (vreinterpret_p64_f32, vreinterpret_p64_u8): Likewise.
1045 (vreinterpret_p64_u16, vreinterpret_p64_u32): Likewise.
1046 (vreinterpret_p64_u64, vreinterpret_p64_p8): Likewise.
1047 (vreinterpretq_p64_f64, vreinterpretq_p64_s8): Likewise.
1048 (vreinterpretq_p64_s16, vreinterpretq_p64_s32): Likewise.
1049 (vreinterpretq_p64_s64, vreinterpretq_p64_f16): Likewise.
1050 (vreinterpretq_p64_f32, vreinterpretq_p64_u8): Likewise.
1051 (vreinterpretq_p64_u16, vreinterpretq_p64_u32): Likewise.
1052 (vreinterpretq_p64_u64, vreinterpretq_p64_p8): Likewise.
1053 (vreinterpret_f16_p64, vreinterpretq_f16_p64): Likewise.
1054 (vreinterpret_f32_p64, vreinterpretq_f32_p64): Likewise.
1055 (vreinterpret_f64_p64, vreinterpretq_f64_p64): Likewise.
1056 (vreinterpret_s64_p64, vreinterpretq_s64_p64): Likewise.
1057 (vreinterpret_u64_p64, vreinterpretq_u64_p64): Likewise.
1058 (vreinterpret_s8_p64, vreinterpretq_s8_p64): Likewise.
1059 (vreinterpret_s16_p64, vreinterpret_s32_p64): Likewise.
1060 (vreinterpretq_s32_p64, vreinterpret_u8_p64): Likewise.
1061 (vreinterpret_u16_p64, vreinterpretq_u16_p64): Likewise.
1062 (vreinterpret_u32_p64, vreinterpretq_u32_p64): Likewise.
1063 (vset_lane_p64, vsetq_lane_p64): Likewise.
1064 (vget_low_p64, vget_high_p64): Likewise.
1065 (vcombine_p64, vst2_lane_p64): Likewise.
1066 (vst3_lane_p64, vst4_lane_p64): Likewise.
1067 (vst2q_lane_p64, vst3q_lane_p64): Likewise.
1068 (vst4q_lane_p64, vget_lane_p64): Likewise.
1069 (vget_laneq_p64, vset_lane_p64): Likewise.
1070 (vset_laneq_p64, vcopy_lane_p64): Likewise.
1071 (vcopy_laneq_p64, vdup_n_p64): Likewise.
1072 (vdupq_n_p64, vdup_lane_p64): Likewise.
1073 (vdup_laneq_p64, vld1_p64): Likewise.
1074 (vld1q_p64, vld1_dup_p64): Likewise.
1075 (vld1q_dup_p64, vld1q_dup_p64): Likewise.
1076 (vmov_n_p64, vmovq_n_p64): Likewise.
1077 (vst3q_p64, vst4q_p64): Likewise.
1078 (vld1_lane_p64, vld1q_lane_p64): Likewise.
1079 (vst1_lane_p64, vst1q_lane_p64): Likewise.
1080 (vcopy_laneq_p64, vcopyq_laneq_p64): Likewise.
1081 (vdupq_laneq_p64): Likewise.
1083 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1085 * config/arm/arm_neon.h (vget_lane_p64): New.
1087 2016-11-28 Iain Sandoe <iain@codesourcery.com>
1090 * configure.ac (with_ld64): Use portable method to extract the
1091 major part of the version number.
1092 * configure: Regenerated.
1094 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1096 * gimple-ssa-sprintf.c (build_intmax_type_nodes): Look at
1097 UINTMAX_TYPE rather than SIZE_TYPE. Add gcc_unreachable if
1098 intmax_t couldn't be determined.
1099 (format_integer): Make {,u}intmax_type_node no longer static,
1100 initialize them only when needed. For z and t use
1101 signed_or_unsigned_type_for instead of assuming size_t and
1102 ptrdiff_t have the same precision.
1105 * ipa-icf.h (sem_item_optimizer): Add m_classes_vec member.
1106 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Initialize it.
1107 (sem_item_optimizer::~sem_item_optimizer): Traverse m_classes_vec
1108 vector instead of traversing m_classes hash table. Release
1110 (sem_item_optimizer::read_section, sem_item_optimizer::add_class):
1112 (sem_item_optimizer::get_group_by_hash): When inserting a new group,
1113 add it also to m_classes_vec vector.
1114 (sem_item_optimizer::remove_symtab_node,
1115 sem_item_optimizer::build_hash_based_classes,
1116 sem_item_optimizer::parse_nonsingleton_classes): Formatting fixes.
1117 (sem_item_optimizer::subdivide_classes_by_equality,
1118 sem_item_optimizer::subdivide_classes_by_sensitive_refs,
1119 sem_item_optimizer::verify_classes): Traverse m_classes_vec vector
1120 instead of traversing m_classes hash table. Formatting fixes.
1121 (sem_item_optimizer::traverse_congruence_split,
1122 sem_item_optimizer::do_congruence_step_for_index,
1123 sem_item_optimizer::do_congruence_step): Formatting fixes.
1124 (sem_item_optimizer::process_cong_reduction): Traverse m_classes_vec
1125 vector instead of traversing m_classes hash table.
1126 (sem_item_optimizer::dump_cong_classes): Likewise. Formatting fixes.
1127 (sem_item_optimizer::merge_classes): Traverse m_classes_vec vector
1128 instead of traversing m_classes hash table.
1130 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
1132 * config/avr/avr.c (out_movhi_r_mr) [REG_X + PLUS]: Only SBIW if
1133 X is not unused after.
1135 2016-11-28 Bernd Schmidt <bschmidt@redhat.com>
1137 PR rtl-optimization/78120
1138 * rtlanal.c (insn_rtx_cost): Revert previous change.
1140 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
1143 * config/avr/avr.md (SPLIT34): New mode iterator.
1144 (bitop): New code iterator.
1145 (*iorhi3.ashift8-*). New insn-and-split patterns.
1146 (*movhi): Post-reload split reg = 0.
1147 [!MOVW]: Post-reload split reg = reg.
1148 (*mov<mode>) [SI,SF,PSI,SQ,USQ,SA,USA]: Post-reload split reg = reg.
1149 (andhi3, andpsi3, andsi3): Post-reload split reg-reg operations.
1150 (iorhi3, iorpsi3, iorsi3): Same.
1151 (xorhi3, xorpsi3, xorsi3): Same.
1152 * config/avr/avr.c (avr_rtx_costs_1) [IOR && HImode]: Adjust rtx
1153 costs to *iorhi3.ashift8-* patterns.
1155 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1156 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1159 * config.in: Regenerate
1160 * config/darwin-driver.c (darwin_driver_init): Emit a version string
1162 * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
1163 * config/darwin.opt(asm_macosx_version_min): New.
1164 * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
1165 * configure: Regenerate
1166 * configure.ac: Check for mmacosx-version-min handling.
1168 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1171 * config/i386/i386.c (ix86_code_end): Note that we emitted code
1172 where the function might otherwise appear empty for picbase thunks.
1173 (ix86_output_function_epilogue): If we find a zero-sized function
1174 assume that reaching it is UB and trap. If we find a trailing label
1176 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
1177 find a zero-sized function assume that reaching it is UB and trap.
1178 If we find a trailing label, append a nop.
1180 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1183 * config/darwin-sections.def (picbase_thunk_section): New.
1184 * config/darwin.c (darwin_init_sections): Set up picbase thunk
1185 section. (darwin_rodata_section, darwin_objc2_section,
1186 machopic_select_section, darwin_asm_declare_constant_name,
1187 darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
1188 coalesced with newer linkers.
1189 (darwin_override_options): Decide on usage of coalesed sections
1190 on the basis of the target linker version.
1191 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
1192 * config/darwin.opt (mtarget-linker): New.
1193 * config/i386/i386.c (ix86_code_end): Do not force the thunks into
1194 a coalesced section, instead use a thunks section.
1196 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1199 * configure.ac (with-ld64): New var, set for Darwin, set on
1200 detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
1201 * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New, define.
1202 * config/darwin10.h(DEF_LD64): Update for this target version.
1203 * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic test.
1204 (DEF_LD64): Update for this target version.
1205 * configure: Regenerated.
1206 * config.in: Regenerated.
1208 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1211 * config/darwin.c (imachopic_indirection_name): Make data
1212 section indirections linker-visible.
1213 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
1214 constant labels linker-visible.
1216 2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1218 * tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node.
1219 (free_lang_data): Remove assignment to ptrdiff_type_node.
1221 2016-11-25 Jakub Jelinek <jakub@redhat.com>
1223 PR rtl-optimization/78526
1224 * simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi
1225 beyond val's precision.
1227 PR rtl-optimization/78527
1228 * combine.c (make_compound_operation_int): Ignore LSHIFTRT with
1229 out of bounds shift count.
1231 2016-11-25 Martin Liska <mliska@suse.cz>
1234 * doc/invoke.texi (-fprofile-use): Fix reference to a section
1235 where -fprofile-generate is documented.
1237 2016-11-25 Martin Liska <mliska@suse.cz>
1239 PR gcov-profile/78086
1240 * coverage.c (build_init_ctor): Don't use priority {cd}tors if
1241 not supported by a target. Set priority to 100 if possible.
1242 (build_gcov_exit_decl): Likewise.
1244 2016-11-25 Richard Biener <rguenther@suse.de>
1247 * ipa-prop.c (compute_complex_assign_jump_func): Properly identify
1248 unary, binary and single RHSs.
1249 * tree.def (BIT_INSERT_EXPR): Adjust tree code name.
1251 2016-11-25 Bin Cheng <bin.cheng@arm.com>
1256 * match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use
1257 cmp directly, rather than cmp_code. Initialize code to ERROR_MARK
1258 and set it to result code if transformation is valid. Use code EQ
1259 directly in last simplification case.
1261 2016-11-25 Richard Biener <rguenther@suse.de>
1263 * gimple-fold.c (fold_stmt_1): Check may_propagate_copy
1264 before valueizing return stmts.
1266 2016-11-24 Richard Biener <rguenther@suse.de>
1268 PR tree-optimization/78343
1269 * passes.def: Add CD-DCE pass after loop splitting.
1270 * tree-ssa-dce.c (find_obviously_necessary_stmts): Move
1271 SCEV init/finalize ...
1272 (perform_tree_ssa_dce): ... here. Deal with being
1273 executed inside the loop pipeline in aggressive mode.
1275 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
1277 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
1279 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
1281 PR tree-optimization/77673
1282 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
1283 (init_symbolic_number): Initialize src field from src parameter.
1284 (perform_symbolic_merge): Select most dominated statement as the
1285 source statement. Set src field of resulting n structure from the
1286 input src with the lowest address.
1287 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
1288 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
1289 of load from src field rather than insertion statement. Cancel
1290 optimization if statement analyzed is not dominated by the insertion
1292 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
1293 dominance information.
1295 2016-11-25 Eric Botcazou <ebotcazou@adacore.com>
1298 * config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
1300 2016-11-25 Martin Jambor <mjambor@suse.cz>
1302 PR tree-optimization/70965
1303 * passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges.
1305 2016-11-24 James Greenahlgh <james.greenhalgh@arm.com>
1308 * config/i386/i386.c (i386_excess_precision): Do not return
1309 FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
1310 EXCESS_PRECISION_TYPE_STANDARD.
1311 * target.def (excess_precision): Document that targets should
1312 not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
1313 EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST.
1314 Fix typo in first sentence.
1315 * doc/tm.texi: Regenerate.
1317 2016-11-25 Richard Biener <rguenther@suse.de>
1319 PR tree-optimization/78396
1320 * tree-vectorizer.c (vectorize_loops): When the if-converted
1321 body contains masked loads or stores do not attempt to
1322 basic-block-vectorize it.
1324 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
1325 Alan Hayward <alan.hayward@arm.com>
1326 David Sherwood <david.sherwood@arm.com>
1328 * function.h (spill_slot_alignment): Declare.
1329 * function.c (spill_slot_alignment): New function.
1330 * lra-spills.c (slot): Add align and size fields.
1331 (assign_mem_slot): Use them in the call to assign_stack_local.
1332 (add_pseudo_to_slot): Update the fields.
1333 (assign_stack_slot_num_and_sort_pseudos): Initialise the fields.
1335 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
1336 Alan Hayward <alan.hayward@arm.com>
1337 David Sherwood <david.sherwood@arm.com>
1339 * stor-layout.c (layout_type): Allow the caller to set the mode of
1340 a float type. Only choose one here if the mode is still VOIDmode.
1341 * tree.c (build_common_tree_nodes): Set the type mode of decimal
1342 floats before calling layout_type.
1343 * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
1345 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
1347 * tree-tailcall.c (find_tail_calls): Allow calls to reference
1348 local variables if all references are known to be direct.
1350 2016-11-25 Jakub Jelinek <jakub@redhat.com>
1351 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1354 * tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be
1355 non null and it's precision matches precision of lhs's type.
1357 2016-11-24 Martin Sebor <msebor@redhat.com>
1359 PR tree-optimization/78476
1360 * gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info):
1362 (handle_gimple_call): Adjust signature.
1363 (try_substitute_return_value): Remove calls to bounded functions
1364 with zero buffer size whose result is known.
1365 (pass_sprintf_length::execute): Adjust call to handle_gimple_call.
1367 2016-11-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1369 * varasm.c (assemble_start_function): Wrap align_log definition in
1370 ASM_OUTPUT_MAX_SKIP_ALIGN.
1372 2016-11-24 Uros Bizjak <ubizjak@gmail.com>
1374 * config/i386/i386.md (wide AND insn to QImode splitter): Use
1375 explicit mode macros.
1376 (wide OR insn to QImode splitter): Ditto.
1378 2016-11-24 Vladimir Makarov <vmakarov@redhat.com>
1380 PR rtl-optimization/77541
1381 * lra-constraints.c (struct input_reload): Add field match_p.
1382 (get_reload_reg): Check modes of input reloads to generate unique
1383 value reload pseudo.
1384 (match_reload): Add input reload pseudo for the current insn.
1386 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
1388 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update
1389 __FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch
1390 architecture levels.
1391 * config/aarch64/aarch64.c (aarch64_promoted_type): Only promote
1392 the aarch64_fp16_type_node, not all HFmode types.
1393 (aarch64_libgcc_floating_mode_supported_p): Support HFmode.
1394 (aarch64_scalar_mode_supported_p): Likewise.
1395 (aarch64_excess_precision): New.
1396 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
1397 (TARGET_SCALAR_MODE_SUPPORTED_P): Likewise.
1398 (TARGET_C_EXCESS_PRECISION): Likewise.
1400 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
1402 * config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New.
1403 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1405 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
1407 * config/aarch64/aarch64.md (<optab>sihf2): Convert to expand.
1408 (<optab>dihf2): Likewise.
1409 (aarch64_fp16_<optab><mode>hf2): New.
1411 2016-11-24 Alexander Monakov <amonakov@ispras.ru>
1414 * config/nvptx/mkoffload.c (main): Allow -fopenmp.
1416 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
1418 * common/config/sparc/sparc-common.c (sparc_option_optimization_table):
1419 Enable REE at -O2 and higher.
1420 * config/sparc/sparc.c (sparc_option_override): Disable it by default
1423 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1427 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
1428 (new_temp_expr_table): Initialise reg_vars_cnt.
1429 (free_temp_expr_table): Release reg_vars_cnt.
1430 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
1432 (find_replaceable_in_bb): Use the above to record register variable
1433 write occurrences and cancel replacement across them.
1435 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
1437 PR rtl-optimization/78437
1438 * ree.c (get_uses): New function.
1439 (combine_reaching_defs): When a copy is needed, return false if any
1440 reaching use of the source register reads it in a mode larger than
1441 the mode it is set in and WORD_REGISTER_OPERATIONS is true.
1443 2016-11-24 Martin Liska <mliska@suse.cz>
1445 * gimple-pretty-print.c (dump_edge_probability): New function.
1446 (dump_gimple_switch): Dump label edge probabilities.
1447 (dump_gimple_cond): Likewise.
1448 (dump_gimple_label): Dump
1449 (dump_gimple_bb_header): Dump basic block frequency.
1450 (pp_cfg_jump): Replace e->dest argument with e.
1451 (dump_implicit_edges): Likewise.
1452 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
1453 Use gimple_bb (at) instead of at->bb.
1455 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
1457 * common.opt (flimit-function-alignment): New.
1458 * doc/invoke.texi (-flimit-function-alignment): Document.
1459 * emit-rtl.h (struct rtl_data): Add max_insn_address field.
1460 * final.c (shorten_branches): Set it.
1461 * varasm.c (assemble_start_function): Limit alignment if
1464 2016-11-24 Richard Biener <rguenther@suse.de>
1466 PR tree-optimization/71595
1467 * cfgloopmanip.h (remove_path): Add irred_invalidated and
1468 loop_closed_ssa_invalidated parameters, defaulted to NULL.
1469 * cfgloopmanip.c (remove_path): Likewise, pass them along to
1470 called functions. Only fix irred flags if the caller didn't
1472 * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
1473 (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
1476 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
1478 PR rtl-optimization/78120
1479 * ifcvt.c (noce_conversion_profitable_p): Check original cost in all
1480 cases, and additionally test against max_seq_cost for speed
1482 (noce_process_if_block): Compute an estimate for the original cost when
1483 optimizing for speed, using the minimum of then and else block costs.
1485 PR rtl-optimization/78120
1486 * rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
1488 PR rtl-optimization/78120
1489 * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
1491 2016-11-24 Bin Cheng <bin.cheng@arm.com>
1493 * match.pd: Refine type conversion in result expr for below pattern:
1494 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
1496 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
1499 * tree.h (wi::fits_to_boolean_p): New predicate.
1500 (wi::fits_to_tree_p): Use it for boolean types.
1501 * tree.c (int_fits_type_p): Likewise.
1503 2016-11-24 Martin Liska <mliska@suse.cz>
1505 * print-tree.c (struct bucket): Remove.
1506 (print_node): Add new argument which drives whether a tree node
1507 is printed briefly or not.
1508 (debug_tree): Replace a custom hash table with hash_set<T>.
1509 * print-tree.h (print_node): Add the argument.
1511 2016-11-24 Chung-Lin Tang <cltang@codesourcery.com>
1513 * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
1515 2016-11-23 Peter Bergner <bergner@vnet.ibm.com>
1518 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
1519 if it is at least NREGS wide.
1521 2016-11-23 Joseph Myers <joseph@codesourcery.com>
1523 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
1524 TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
1525 TFmode, IFmode and KFmode.
1527 2016-11-23 Joseph Myers <joseph@codesourcery.com>
1529 * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
1532 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
1534 * combine.c (change_zero_ext): Only change the mode of a hard register
1535 destination if can_change_dest_mode holds for that.
1537 2016-11-23 Jeff Law <law@redhat.com>
1539 * varasm.c (assemble_name): Increase buffer size for name.
1541 * config/spu/spu.md (floatunsdidf2): Remove unused local variable.
1543 2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com>
1545 * doc/extend.texi: Constify first argument to __builtin_object_size.
1547 2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
1549 * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
1550 to be used. Add brackets around macro argument.
1552 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
1554 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
1556 2016-11-23 Jakub Jelinek <jakub@redhat.com>
1559 * opts.c (parse_sanitizer_options): For -fsanitize=undefined,
1560 restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
1562 2016-11-23 Jakub Jelinek <jakub@redhat.com>
1565 * omp-low.c (build_outer_var_ref): Change lastprivate argument
1566 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
1567 on worksharing constructs, treat it like clauses on simd construct.
1569 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
1570 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
1571 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
1572 of true as last argument to build_outer_var_ref.
1574 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
1576 * config/i386/i386.md (*movqi_internal): Calculate mode
1577 attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
1578 <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
1579 (*k<logic><mode>): Calculate mode attribute depending on
1580 TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute.
1581 (*andqi_1): Calculate mode attribute of alternative 3 depending
1582 on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute.
1583 (kandn<mode>): Calculate mode attribute of alternative 2 depending
1584 on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute.
1585 (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
1586 iterator. Calculate mode attribute of alternative 1 depending
1587 on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute.
1588 (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
1589 on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute.
1591 2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1594 * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
1595 * tree-vrp.c (extract_range_basic): Handle case for
1596 CFN_BUILT_IN_STRLEN.
1598 2016-11-23 Jeff Law <law@redhat.com>
1600 * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
1602 * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
1603 in boolean context warning.
1605 * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
1607 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1610 * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
1611 (arm_fp16_type_node): ...This, make visibile.
1612 (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
1614 (arm_init_simd_builtin_types): Likewise.
1615 (arm_init_fp16_builtins): Likewise.
1616 * config/arm/arm.c (arm_excess_precision): New.
1617 (arm_floatn_mode): Likewise.
1618 (TARGET_C_EXCESS_PRECISION): Likewise.
1619 (TARGET_FLOATN_MODE): Likewise.
1620 (arm_promoted_type): Only promote arm_fp16_type_node.
1621 * config/arm/arm.h (arm_fp16_type_node): Declare.
1623 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1625 * config/arm/arm.c (arm_convert_to_type): Delete.
1626 (TARGET_CONVERT_TO_TYPE): Delete.
1627 (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
1628 (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
1629 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
1630 * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
1631 are in fast math mode, and have no single step hardware instruction.
1632 (extendhfdf2): Only expand through SFmode if we don't have a
1633 single-step hardware instruction.
1634 * config/arm/vfp.md (*truncdfhf2): New.
1635 (extendhfdf2): Likewise.
1637 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1639 * targhooks.c (default_floatn_mode): Enable _Float16 if a target
1642 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1644 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
1645 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
1646 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
1647 * defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
1648 * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
1649 * doc/tm.texi: Regenerate.
1650 * system.h (TARGET_FLT_EVAL_METHOD): Poison.
1652 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1654 * toplev.c (init_excess_precision): Delete most logic.
1655 * tree.c (excess_precision_type): Rewrite to use
1656 TARGET_EXCESS_PRECISION.
1657 * doc/invoke.texi (-fexcess-precision): Document behaviour in a
1658 more generic fashion.
1659 * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
1660 __STDC_WANT_IEC_60559_TYPES_EXT__.
1662 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1664 * common.opt (fpermitted-flt-eval-methods): New.
1665 * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
1666 * flag_types.h (permitted_flt_eval_methods): New.
1668 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1670 * config/m68k/m68k.c (m68k_excess_precision): New.
1671 (TARGET_C_EXCESS_PRECISION): Define.
1673 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1675 * config/s390/s390.c (s390_excess_precision): New.
1676 (TARGET_C_EXCESS_PRECISION): Define.
1678 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1680 * config/i386/i386.c (ix86_excess_precision): New.
1681 (TARGET_C_EXCESS_PRECISION): Define.
1683 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1685 * target.def (excess_precision): New hook.
1686 * target.h (flt_eval_method): New.
1687 (excess_precision_type): Likewise.
1688 * targhooks.c (default_excess_precision): New.
1689 * targhooks.h (default_excess_precision): New.
1690 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
1691 * doc/tm.texi: Regenerate.
1693 2016-11-23 Martin Sebor <msebor@redhat.com>
1696 * gimple-ssa-sprintf.c (format_string): Correct the maxima and
1697 set the minimum number of bytes for an unknown string to zero.
1699 2016-11-23 Martin Jambor <mjambor@suse.cz>
1700 Martin Liska <mliska@suse.cz>
1702 * hsa-builtins.def: New file.
1703 * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
1704 * builtins.def: Include hsa-builtins.def.
1705 (DEF_HSA_BUILTIN): New macro.
1706 * dumpfile.h (OPTGROUP_OPENMP): Define.
1707 * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
1708 * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
1709 GF_OMP_FOR_GRID_GROUP_ITER.
1710 (gimple_omp_for_grid_phony): Added checking assert.
1711 (gimple_omp_for_set_grid_phony): Likewise.
1712 (gimple_omp_for_grid_intra_group): New function.
1713 (gimple_omp_for_set_grid_intra_group): Likewise.
1714 (gimple_omp_for_grid_group_iter): Likewise.
1715 (gimple_omp_for_set_grid_group_iter): Likewise.
1716 * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
1717 previosuly only distribute loop was permitted.
1718 (lower_lastprivate_clauses): Allow non tcc_comparison predicates.
1719 (grid_get_kernel_launch_attributes): Support multiple HSA grid
1721 (grid_expand_omp_for_loop): Likewise and also support standalone
1722 distribute constructs. New parameter INTRA_GROUP, updated both users.
1723 (grid_expand_target_grid_body): Support standalone distribute
1725 (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
1726 (pass_data_expand_omp_ssa): Likewise.
1727 (pass_data_omp_device_lower): Likewsie.
1728 (pass_data_lower_omp): Likewise.
1729 (pass_data_diagnose_omp_blocks): Likewise.
1730 (pass_data_oacc_device_lower): Likewise.
1731 (pass_data_omp_target_link): Likewise.
1732 (grid_lastprivate_predicate): New function.
1733 (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
1735 (lower_omp_for): Support standalone distribute constructs.
1736 (grid_prop): New type.
1737 (grid_safe_assignment_p): Check for assignments to group_sizes, new
1739 (grid_seq_only_contains_local_assignments): New parameter GRID, pass
1741 (grid_find_single_omp_among_assignments_1): Likewise, improve missed
1742 optimization info messages.
1743 (grid_find_single_omp_among_assignments): Likewise.
1744 (grid_find_ungridifiable_statement): Do not bail out for SIMDs.
1745 (grid_parallel_clauses_gridifiable): New function.
1746 (grid_inner_loop_gridifiable_p): Likewise.
1747 (grid_dist_follows_simple_pattern): Likewise.
1748 (grid_gfor_follows_tiling_pattern): Likewise.
1749 (grid_call_permissible_in_distribute_p): Likewise.
1750 (grid_handle_call_in_distribute): Likewise.
1751 (grid_dist_follows_tiling_pattern): Likewise.
1752 (grid_target_follows_gridifiable_pattern): Support standalone
1753 distribute constructs.
1754 (grid_var_segment): New enum.
1755 (grid_mark_variable_segment): New function.
1756 (grid_copy_leading_local_assignments): Call grid_mark_variable_segment
1757 if a new argument says so.
1758 (grid_process_grid_body): New function.
1759 (grid_eliminate_combined_simd_part): Likewise.
1760 (grid_mark_tiling_loops): Likewise.
1761 (grid_mark_tiling_parallels_and_loops): Likewise.
1762 (grid_process_kernel_body_copy): Support standalone distribute
1764 (grid_attempt_target_gridification): New grid variable holding overall
1765 gridification state. Support standalone distribute constructs and
1767 * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
1768 * hsa.h (hsa_bb): Add method method append_phi.
1769 (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
1770 occurences in all files too.
1771 (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
1772 (is_a_helper <hsa_insn_br *>::test): New function.
1773 (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
1774 branch instructions.
1775 (hsa_insn_signal): Make a direct descendant of
1776 hsa_insn_basic. Add memorder constructor parameter and
1777 m_memory_order and m_signalop member variables.
1778 (hsa_insn_queue): Changed constructor parameters to common form.
1779 Added m_segment and m_memory_order member variables.
1780 (hsa_summary_t): Add private member function
1781 process_gpu_implementation_attributes.
1782 (hsa_function_summary): Rename m_binded_function to
1784 (hsa_insn_basic_p): Remove typedef.
1785 (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
1786 (hsa_op_reg_p): Remove typedef.
1787 (hsa_function_representation): Change hsa_op_reg_p into plain
1789 (hsa_insn_phi): Removed new and delete operators.
1790 (hsa_insn_br): Likewise.
1791 (hsa_insn_cbr): Likewise.
1792 (hsa_insn_sbr): Likewise.
1793 (hsa_insn_cmp): Likewise.
1794 (hsa_insn_mem): Likewise.
1795 (hsa_insn_atomic): Likewise.
1796 (hsa_insn_signal): Likewise.
1797 (hsa_insn_seg): Likewise.
1798 (hsa_insn_call): Likewise.
1799 (hsa_insn_arg_block): Likewise.
1800 (hsa_insn_comment): Likewise.
1801 (hsa_insn_srctype): Likewise.
1802 (hsa_insn_packed): Likewise.
1803 (hsa_insn_cvt): Likewise.
1804 (hsa_insn_alloca): Likewise.
1805 * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
1806 (process_gpu_implementation_attributes): New function.
1807 (link_functions): Move some functionality into it. Adjust after
1808 renaming m_binded_functions to m_bound_functions.
1809 (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
1810 to the list of instructions with no output registers.
1811 (get_in_type): Return this if it is a register of
1813 (hsa_get_declaration_name): Moved to...
1814 * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
1815 temporary string on an obstack instead from ggc.
1816 (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
1817 down to two overloads.
1818 (hsa_allocp_operand_address): Removed.
1819 (hsa_allocp_operand_immed): Likewise.
1820 (hsa_allocp_operand_reg): Likewise.
1821 (hsa_allocp_operand_code_list): Likewise.
1822 (hsa_allocp_operand_operand_list): Likewise.
1823 (hsa_allocp_inst_basic): Likewise.
1824 (hsa_allocp_inst_phi): Likewise.
1825 (hsa_allocp_inst_mem): Likewise.
1826 (hsa_allocp_inst_atomic): Likewise.
1827 (hsa_allocp_inst_signal): Likewise.
1828 (hsa_allocp_inst_seg): Likewise.
1829 (hsa_allocp_inst_cmp): Likewise.
1830 (hsa_allocp_inst_br): Likewise.
1831 (hsa_allocp_inst_sbr): Likewise.
1832 (hsa_allocp_inst_call): Likewise.
1833 (hsa_allocp_inst_arg_block): Likewise.
1834 (hsa_allocp_inst_comment): Likewise.
1835 (hsa_allocp_inst_queue): Likewise.
1836 (hsa_allocp_inst_srctype): Likewise.
1837 (hsa_allocp_inst_packed): Likewise.
1838 (hsa_allocp_inst_cvt): Likewise.
1839 (hsa_allocp_inst_alloca): Likewise.
1840 (hsa_allocp_bb): Likewise.
1842 (hsa_init_data_for_cfun): Initialize obstack.
1843 (hsa_deinit_data_for_cfun): Release memory of the obstack.
1844 (hsa_op_immed::operator new): Use obstack instead of object_allocator.
1845 (hsa_op_reg::operator new): Likewise.
1846 (hsa_op_address::operator new): Likewise.
1847 (hsa_op_code_list::operator new): Likewise.
1848 (hsa_op_operand_list::operator new): Likewise.
1849 (hsa_insn_basic::operator new): Likewise.
1850 (hsa_insn_phi::operator new): Likewise.
1851 (hsa_insn_br::operator new): Likewise.
1852 (hsa_insn_sbr::operator new): Likewise.
1853 (hsa_insn_cmp::operator new): Likewise.
1854 (hsa_insn_mem::operator new): Likewise.
1855 (hsa_insn_atomic::operator new): Likewise.
1856 (hsa_insn_signal::operator new): Likewise.
1857 (hsa_insn_seg::operator new): Likewise.
1858 (hsa_insn_call::operator new): Likewise.
1859 (hsa_insn_arg_block::operator new): Likewise.
1860 (hsa_insn_comment::operator new): Likewise.
1861 (hsa_insn_srctype::operator new): Likewise.
1862 (hsa_insn_packed::operator new): Likewise.
1863 (hsa_insn_cvt::operator new): Likewise.
1864 (hsa_insn_alloca::operator new): Likewise.
1865 (hsa_init_new_bb): Likewise.
1866 (hsa_bb::append_phi): New function.
1867 (gen_hsa_phi_from_gimple_phi): Use it.
1868 (get_symbol_for_decl): Fix dinstinguishing between
1869 global and local functions. Put local variables into a segment
1870 according to their attribute or static flag, if there is one.
1871 (hsa_insn_br::hsa_insn_br): New.
1872 (hsa_insn_br::operator new): Likewise.
1873 (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
1874 (query_hsa_grid_nodim): New function.
1875 (multiply_grid_dim_characteristics): Likewise.
1876 (gen_get_num_threads): Likewise.
1877 (gen_get_num_teams): Reimplemented.
1878 (gen_get_team_num): Likewise.
1879 (gen_hsa_insns_for_known_library_call): Updated calls to the above
1881 (get_memory_order_name): Removed.
1882 (get_memory_order): Likewise.
1883 (hsa_memorder_from_tree): New function.
1884 (gen_hsa_ternary_atomic_for_builtin): Renamed to
1885 gen_hsa_atomic_for_builtin, can also create signals.
1886 (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
1887 hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
1888 (hsa_insn_atomic): Fix function comment.
1889 (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
1890 ancestor constructor and initialization of new member variables.
1891 (hsa_insn_queue::hsa_insn_queue): Added initialization of new
1893 (hsa_get_host_function): Handle functions with no bound CPU
1894 implementation. Fix binded to bound.
1895 (get_brig_function_name): Likewise.
1896 (HSA_SORRY_ATV): Remove semicolon after macro.
1897 (HSA_SORRY_AT): Likewise.
1898 (omp_simple_builtin::generate): Add missing semicolons.
1899 (hsa_insn_phi::operator new): Removed.
1900 (hsa_insn_br::operator new): Likewise.
1901 (hsa_insn_cbr::operator new): Likewise.
1902 (hsa_insn_sbr::operator new): Likewise.
1903 (hsa_insn_cmp::operator new): Likewise.
1904 (hsa_insn_mem::operator new): Likewise.
1905 (hsa_insn_atomic::operator new): Likewise.
1906 (hsa_insn_signal::operator new): Likewise.
1907 (hsa_insn_seg::operator new): Likewise.
1908 (hsa_insn_call::operator new): Likewise.
1909 (hsa_insn_arg_block::operator new): Likewise.
1910 (hsa_insn_comment::operator new): Likewise.
1911 (hsa_insn_srctype::operator new): Likewise.
1912 (hsa_insn_packed::operator new): Likewise.
1913 (hsa_insn_cvt::operator new): Likewise.
1914 (hsa_insn_alloca::operator new): Likewise.
1915 (get_symbol_for_decl): Accept CONST_DECLs, put them to
1917 (gen_hsa_addr): Also process CONST_DECLs.
1918 (gen_hsa_addr_insns): Process CONST_DECLs by creating private
1920 (gen_hsa_unary_operation): Make sure the function does
1921 not use bittype source type for firstbit and lastbit operations.
1922 (gen_hsa_popcount_to_dest): Make sure the function uses a bittype
1924 * hsa-brig.c (emit_insn_operands): Cope with zero operands in an
1926 (emit_branch_insn): Renamed to emit_cond_branch_insn.
1927 Emit the width stored in the class.
1928 (emit_generic_branch_insn): New function.
1929 (emit_insn): Call emit_generic_branch_insn.
1930 (emit_signal_insn): Remove obsolete comment. Update
1931 member variable name, pick a type according to profile.
1932 (emit_alloca_insn): Remove obsolete comment.
1933 (emit_atomic_insn): Likewise.
1934 (emit_queue_insn): Get segment and memory order from the IR object.
1935 (hsa_brig_section): Make allocate_new_chunk, chunks
1936 and cur_chunk provate, add a default NULL parameter to add method.
1937 (hsa_brig_section::add): Added a new parameter, store pointer to
1938 output data there if it is non-NULL.
1939 (emit_function_directives): Use this new parameter instead of
1940 calculating the pointer itself, fix function comment.
1941 (hsa_brig_emit_function): Add forgotten endian conversion.
1942 (hsa_output_kernels): Remove unnecessary building of
1943 kernel_dependencies_vector_type.
1944 (emit_immediate_operand): Declare.
1945 (emit_directive_variable): Also emit initializers of CONST_DECLs.
1946 (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
1947 (verify_function_arguments): Properly detect variadic
1949 * hsa-dump.c (hsa_width_specifier_name): New function.
1950 (dump_hsa_insn_1): Dump generic branch instructions, update signal
1951 member variable name. Special dumping for queue objects.
1952 * ipa-hsa.c (process_hsa_functions): Adjust after renaming
1953 m_binded_functions to m_bound_functions. Copy externally visible flag
1955 (ipa_hsa_write_summary): Likewise.
1956 (ipa_hsa_read_section): Likewise.
1958 2016-11-23 Richard Biener <rguenther@suse.de>
1960 PR tree-optimization/78396
1961 * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
1962 vectorize try vectorizing an if-converted body using BB vectorization.
1964 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
1965 Alan Hayward <alan.hayward@arm.com>
1966 David Sherwood <david.sherwood@arm.com>
1968 * rtlanal.c (subreg_get_info): Use more local variables.
1969 Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
1970 occupies at least one register. Assume that full hard registers
1971 have consistent endianness. Share previously-duplicated if block.
1972 Rework the main handling so that it operates on independently-
1973 addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
1974 to check lowpart offsets, without trying to find an equivalent
1975 integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
1976 as a final register-endianness correction.
1978 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
1984 * combine.c (make_compound_operation_int): Do not convert a subreg of
1985 a non-constant logical shift right to a zero_extract. Handle the case
1986 where some zero bits have been shifted into the range covered by that
1989 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
1990 Alan Hayward <alan.hayward@arm.com>
1991 David Sherwood <david.sherwood@arm.com>
1993 * rtl.h (subreg_size_offset_from_lsb): Declare.
1994 (subreg_offset_from_lsb): New function.
1995 (subreg_size_lowpart_offset): Declare.
1996 (subreg_lowpart_offset): Turn into an inline function.
1997 (subreg_size_highpart_offset): Declare.
1998 (subreg_highpart_offset): Turn into an inline function.
1999 * emit-rtl.c (subreg_size_lowpart_offset): New function.
2000 (subreg_size_highpart_offset): Likewise
2001 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
2003 2016-11-23 Richard Biener <rguenther@suse.de>
2005 PR tree-optimization/78482
2006 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
2007 (remove_forwarder_block_with_phi): When merging with a loop
2008 header creates a new latch reset number of iteration information
2011 2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
2013 * config/sparc/sparc.md (*ashrsi3_extend): Rename to...
2014 (*ashrsi3_extend0): ...this. Accept constant integers.
2015 (*ashrsi3_extend2): Rename to...
2016 (*ashrsi3_extend1): ...this.
2017 (*ashrsi3_extend2): New pattern.
2018 (*lshrsi3_extend1): Accept constant integers.
2019 (*lshrsi3_extend2): Fix condition on operand 2.
2021 2016-11-23 Martin Liska <mliska@suse.cz>
2023 * config/i386/i386.c: Initialize function pointer to NULL.
2025 2016-11-23 Bin Cheng <bin.cheng@arm.com>
2027 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
2028 for A == C1 ? A : C2 to below.
2029 * match.pd: Move from above to here:
2030 (cond (eq (convert1? x) c1) (convert2? x) c2)
2031 -> (cond (eq x c1) c1 c2).
2033 2016-11-23 Bin Cheng <bin.cheng@arm.com>
2035 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
2036 for A cmp C1 ? A : C2 to below, also simplify remaining code.
2037 * match.pd: Move and extend simplification from above to here:
2038 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
2039 * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
2040 (predicate_scalar_phi): Call fold_stmt using the new valueize func.
2042 2016-11-23 Martin Liska <mliska@suse.cz>
2043 Martin Jambor <mjambor@suse.cz>
2045 * doc/install.texi: Remove entry about --with-hsa-kmt-lib.
2047 2016-11-23 Aldy Hernandez <aldyh@redhat.com>
2050 * opts.c (finish_options): Set -fsyntax-only if running self tests.
2052 2016-11-23 Richard Biener <rguenther@suse.de>
2055 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
2056 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
2058 2016-11-23 Richard Biener <rguenther@suse.de>
2061 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
2064 2016-11-23 Richard Biener <rguenther@suse.de>
2065 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
2067 PR tree-optimization/78154
2068 * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
2069 returns it's argument and the argument is nonnull.
2070 * builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
2071 ATT_RETNONNULL_NOTHROW_LEAF.
2072 * builtins.def (BUILT_IN_MEMPCPY): Change attribute to
2073 ATTR_RETNONNULL_NOTHROW_LEAF.
2074 (BUILT_IN_STPCPY): Likewise.
2075 (BUILT_IN_STPNCPY): Likewise.
2076 (BUILT_IN_MEMPCPY_CHK): Likewise.
2077 (BUILT_IN_STPCPY_CHK): Likewise.
2078 (BUILT_IN_STPNCPY_CHK): Likewise.
2079 (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
2080 (BUILT_IN_STRNCAT): Likewise.
2081 (BUILT_IN_STRNCPY): Likewise.
2082 (BUILT_IN_MEMSET_CHK): Likewise.
2083 (BUILT_IN_STRCAT_CHK): Likewise.
2084 (BUILT_IN_STRCPY_CHK): Likewise.
2085 (BUILT_IN_STRNCAT_CHK): Likewise.
2086 (BUILT_IN_STRNCPY_CHK): Likewise.
2088 2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
2090 * fold-const.c (tree_expr_nonzero_p) : Make non-static.
2091 * fold-const.h (tree_expr_nonzero_p) : Declare.
2092 * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
2094 2016-11-23 Paolo Bonzini <bonzini@gnu.org>
2096 * system.h (HAVE_DESIGNATED_INITIALIZERS,
2097 HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
2098 "defined" in macros.
2099 * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
2100 * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
2101 * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
2103 2016-11-23 Georg-Johann Lay <avr@gjlay.de>
2106 * config/avr/constraints.md (Csp): Widen range to [-11..6].
2107 * config/avr/avr.c (avr_prologue_setup_frame): Limit number
2108 of RCALLs in prologue to 3.
2110 2016-11-22 Michael Collison <michael.collison@arm.com>
2112 * config/aarch64/aarch64-protos.h
2113 (aarch64_and_split_imm1, aarch64_and_split_imm2)
2114 (aarch64_and_bitmask_imm): New prototypes
2115 * config/aarch64/aarch64.c (aarch64_and_split_imm1):
2116 New overloaded function to create bit mask covering the
2117 lowest to highest bits set.
2118 (aarch64_and_split_imm2): New overloaded functions to create bit
2119 mask of zeros between first and last bit set.
2120 (aarch64_and_bitmask_imm): New function to determine if a integer
2121 is a valid two instruction "and" operation.
2122 * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
2123 allowing wider range of constants with "and" operations.
2124 * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
2125 "and" operator from matching restricted constant range used for
2126 ior and xor operators.
2127 * config/aarch64/constraints.md (UsO constraint): New SImode constraint
2128 for constants in "and" operantions.
2129 (UsP constraint): New DImode constraint for constants
2130 in "and" operations.
2131 * config/aarch64/iterators.md (lconst2): New mode iterator.
2132 (LOGICAL2): New code iterator.
2133 * config/aarch64/predicates.md (aarch64_logical_and_immediate): New
2135 (aarch64_logical_and_operand): New predicate allowing extended
2136 constants for "and" operations.
2138 2016-11-22 Walter Lee <walt@tilera.com>
2140 * config/tilegx/tilegx.md (trap): New pattern.
2141 * config/tilepro/tilepro.md (trap): Likewise.
2143 2016-11-22 Walter Lee <walt@tilera.com>
2145 * config/tilegx/tilegx.md (*zero_extract): Use
2146 define_insn_and_split instead of define_insn; Handle pos + size >
2148 (*sign_extract): Likewise.
2150 2016-11-22 Marek Polacek <polacek@redhat.com>
2152 PR tree-optimization/78455
2153 * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
2155 2016-11-22 Ian Lance Taylor <iant@golang.org>
2159 * godump.c (go_format_type): Always pass alignment as 1 when
2160 calling go_append_padding at end of struct/union.
2162 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2165 * config/i386/avx512bwintrin.h (_mm512_setzero_qi,
2166 _mm512_setzero_hi): Removed.
2167 (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
2168 _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
2169 _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
2170 _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
2171 _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
2172 _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
2173 _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
2174 _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
2175 _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
2176 _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
2177 _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
2178 _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
2179 _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
2180 _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
2181 _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
2182 _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
2183 _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
2184 _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
2185 _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
2186 _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
2187 _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
2188 _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
2189 _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
2190 _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
2191 _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
2192 _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
2193 _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
2194 _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
2195 _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
2196 _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
2197 _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
2198 _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
2199 _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
2200 _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
2201 _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
2202 _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
2203 _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
2204 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
2205 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
2206 _mm512_maskz_srai_epi16, _mm512_packs_epi32,
2207 _mm512_maskz_packs_epi32, _mm512_packus_epi32,
2208 _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
2209 _mm512_setzero_qi or _mm512_setzero_hi.
2210 (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
2211 _mm512_maskz_dbsad_epu8): Formatting fixes.
2212 (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
2213 _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
2214 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
2215 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
2216 _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
2217 _mm512_setzero_qi or _mm512_setzero_hi.
2219 2016-11-22 Nathan Sidwell <nathan@acm.org>
2221 * gcc-ar.c (main): Fix indentation.
2222 * gcov-io.c (gcov_write_summary): Remove extraneous {...}
2223 * ggc-page.c (move_ptes_to_front): Fix formatting.
2224 * hsa-dump.c (dump_has_cfun): Fix indentation.
2225 * sel-sched-ir.h: Remove trailing blank lines.
2227 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2228 Alexander Monakov <amonakov@ispras.ru>
2230 * internal-fn.c (expand_GOMP_USE_SIMT): New function.
2231 * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
2232 (omp_clause_code_name): Add _simt_ name.
2233 (walk_tree_1): Handle OMP_CLAUSE__SIMT_.
2234 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
2235 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
2236 (scan_omp_simd): New function.
2237 (scan_omp_1_stmt): Use it in target regions if needed.
2238 (omp_max_vf): Don't max with omp_max_simt_vf.
2239 (lower_rec_simd_input_clauses): Use omp_max_simt_vf if
2240 OMP_CLAUSE__SIMT_ is present.
2241 (lower_rec_input_clauses): Compute maybe_simt from presence of
2243 (lower_lastprivate_clauses): Likewise.
2244 (expand_omp_simd): Likewise. Remove explicit offloaded region check.
2245 (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
2246 * internal-fn.def (GOMP_USE_SIMT): New internal function.
2247 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
2249 2016-11-22 Alexander Monakov <amonakov@ispras.ru>
2251 * internal-fn.c (expand_GOMP_SIMT_LANE): New.
2252 (expand_GOMP_SIMT_VF): New.
2253 (expand_GOMP_SIMT_LAST_LANE): New.
2254 (expand_GOMP_SIMT_ORDERED_PRED): New.
2255 (expand_GOMP_SIMT_VOTE_ANY): New.
2256 (expand_GOMP_SIMT_XCHG_BFLY): New.
2257 (expand_GOMP_SIMT_XCHG_IDX): New.
2258 * internal-fn.def (GOMP_SIMT_LANE): New.
2259 (GOMP_SIMT_VF): New.
2260 (GOMP_SIMT_LAST_LANE): New.
2261 (GOMP_SIMT_ORDERED_PRED): New.
2262 (GOMP_SIMT_VOTE_ANY): New.
2263 (GOMP_SIMT_XCHG_BFLY): New.
2264 (GOMP_SIMT_XCHG_IDX): New.
2265 * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
2266 (create_omp_child_function): ...here. Set "omp target entrypoint"
2267 or "omp declare target" attribute based on is_gimple_omp_offloaded.
2268 (omp_max_simt_vf): New. Use it...
2269 (omp_max_vf): ...here.
2270 (lower_rec_input_clauses): Add reduction lowering for SIMT execution.
2271 (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
2272 (lower_omp_ordered): Likewise, for "ordered" lowering.
2273 (expand_omp_simd): Add SIMT transforms.
2274 (pass_data_lower_omp): Add PROP_gimple_lomp_dev.
2275 (execute_omp_device_lower): New.
2276 (pass_data_omp_device_lower): New.
2277 (pass_omp_device_lower): New pass.
2278 (make_pass_omp_device_lower): New.
2279 * passes.def (pass_omp_device_lower): Position new pass.
2280 * tree-pass.h (PROP_gimple_lomp_dev): Define.
2281 (make_pass_omp_device_lower): Declare.
2283 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2286 * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
2287 (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
2289 (_mm_maskz_load_epi64): Likewise.
2290 (_mm_setzero_hi): Removed.
2291 (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
2293 (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
2294 _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
2295 _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
2296 _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
2297 _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
2298 _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
2299 _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
2300 _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
2301 _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
2302 _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
2303 _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
2305 (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
2306 _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
2307 _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
2308 _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
2309 _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
2310 _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
2311 _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
2312 _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
2313 _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
2314 _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
2315 _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
2316 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
2317 instead of _mm_setzero_hi.
2318 (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
2319 _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
2320 _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
2321 _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
2322 _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
2323 _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
2324 _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
2325 _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
2326 _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
2327 _mm256_maskz_slli_epi64, _mm256_roundscale_ps,
2328 _mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
2329 _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
2330 _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
2331 _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
2332 _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
2333 _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
2334 _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
2335 _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
2336 _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
2337 _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
2338 _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
2339 _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
2340 _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
2341 _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
2342 (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
2343 _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
2345 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
2346 instead of _mm_setzero_hi.
2347 * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
2348 _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
2349 _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
2350 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
2351 _mm_setzero_si128 instead of _mm_setzero_di.
2352 (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
2353 _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
2354 _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
2355 _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
2356 _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
2357 _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
2358 _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
2359 _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
2360 _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
2361 _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
2362 _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
2363 _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
2364 _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
2365 _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
2366 _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
2367 _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
2368 _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
2369 _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
2370 _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
2371 _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
2372 _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
2373 _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
2374 _mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
2375 _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
2376 _mm512_range_round_pd, _mm512_maskz_range_round_pd,
2377 _mm512_range_round_ps, _mm512_maskz_range_round_ps,
2378 _mm512_maskz_insertf64x2, _mm512_insertf32x8,
2379 _mm512_maskz_insertf32x8): Formatting fixes.
2380 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
2381 _mm_setzero_si128 instead of _mm_setzero_di.
2382 * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
2383 _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
2384 _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
2385 _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
2386 _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
2387 _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
2388 _mm_setzero_si128 instead of _mm_setzero_di.
2389 (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
2391 * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
2392 _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
2393 _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
2394 _mm_setzero_si128 instead of _mm_setzero_hi.
2395 (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
2396 _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
2397 _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
2398 instead of _mm_setzero_di.
2399 (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
2400 _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
2402 (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
2403 _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
2405 (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
2407 (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
2408 _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
2409 _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
2411 2016-11-22 Carl Love <cel@us.ibm.com>
2413 * config/rs6000/rs6000-c.c: Add built-in support for vector compare
2414 equal and vector compare not equal. The vector compares take two
2415 arguments of type vector bool char, vector bool short, vector bool int,
2416 vector bool long long with the same return type.
2417 * doc/extend.texi: Update built-in documentation file for the new
2420 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
2422 * Makefile.in ($(lang_checks_parallelized)): Fix detection
2425 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
2427 * config.gcc: Allow new rmprofile value for configure option
2428 --with-multilib-list.
2429 * config/arm/t-rmprofile: New file.
2430 * doc/install.texi (--with-multilib-list): Document new rmprofile value
2433 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2436 * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
2437 register operand in alternatives 4,5,6.
2439 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
2442 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
2443 in save register mask if it is needed.
2445 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2447 PR tree-optimization/78436
2448 * gimple-ssa-store-merging.c (zero_char_buf): Removed.
2449 (shift_bytes_in_array, shift_bytes_in_array_right,
2450 merged_store_group::apply_stores): Formatting fixes.
2451 (clear_bit_region): Likewise. Use memset.
2452 (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
2453 instead of EXPR and inerted instead of inserted. Use memset instead
2454 of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
2458 * expmed.c (expand_divmod): Use wide_int for computation of
2459 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
2460 Use size <= HOST_BITS_PER_WIDE_INT instead of
2461 HOST_BITS_PER_WIDE_INT >= size.
2463 PR tree-optimization/78445
2464 * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
2465 any_complicated_phi, version loop even if flag_tree_loop_if_convert
2466 is 1. Formatting fix.
2468 2016-11-22 Martin Liska <mliska@suse.cz>
2471 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
2472 (sem_function::get_hash): Use the new field.
2473 (sem_function::parse): Remove an argument from ctor.
2474 (sem_variable::parse): Likewise.
2475 (sem_variable::get_hash): Use the new field.
2476 (sem_item_optimizer::read_section): Use new ctor and set hash.
2477 * ipa-icf.h: _hash is removed from sem_item::sem_item,
2478 sem_variable::sem_variable, sem_function::sem_function.
2480 2016-11-21 Jeff Law <law@redhat.com>
2483 * config/cris/cris.md: Don't call copy_to_mode_reg unless
2484 can_create_pseudo_p is true.
2486 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
2489 * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
2490 *rotldi3_insert_7): New define_insns.
2492 2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2494 * config/rs6000/rs6000.md (movdi_internal32): Change constraints
2495 so that DImode can be allocated to FP/vector registers in more
2496 cases, and we can avoid direct move operations. If the register
2497 needs reloading, prefer GPRs over FP/vector registers. In the
2498 case of FPR vs. Altivec registers, prefer FPR registers unless we
2499 have the ISA 3.0 reg+offset scalar instructions.
2500 (movdi_internal64): Likewise.
2502 2016-11-21 Jakub Jelinek <jakub@redhat.com>
2505 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
2506 for tmp simd array if DECL_NAME (parm) is NULL.
2508 2016-11-20 Jeff Law <law@redhat.com>
2511 * config/m68k/predicates.md (swap_peephole_relational_operator): New
2513 * config/m68k/m68k.md (relational tests against 65535/65536): New
2516 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2518 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
2520 2016-11-21 Martin Sebor <msebor@redhat.com>
2522 * doc/invoke.texi (-fprintf-return-value): Document that option
2523 is enabled by default.
2525 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
2527 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
2528 for-loop declaration of loop variable.
2529 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
2530 * config/avr/avr.c (avr_popcount_each_byte)
2531 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
2532 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
2533 (avr_expand_epilogue, avr_function_arg_advance)
2534 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
2535 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
2536 (avr_adjust_reg_alloc_order, output_reload_in_const)
2537 (avr_conditional_register_usage, avr_find_unused_d_reg)
2538 (avr_map_decompose, avr_fold_builtin): Same.
2540 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
2542 * config/avr/avr.c (avr_popcount): Remove static function.
2543 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
2545 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
2547 * arm.opt (mapcs-float): Delete option.
2548 * arm.c (arm_option_override): Remove hunk relating to
2550 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
2552 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
2554 * tree-tailcall.c (process_assignment): Simplify the check for
2555 a valid copy, allowing the source to be a local variable as
2556 well as an SSA name.
2557 (find_tail_calls): Allow copies between local variables to follow
2558 the call. Allow the result to be stored in any local variable,
2559 even if it's an aggregate.
2560 (eliminate_tail_call): Check whether the result is an SSA name
2561 before updating its SSA_NAME_DEF_STMT.
2563 2016-11-21 David Malcolm <dmalcolm@redhat.com>
2565 PR preprocessor/78324
2566 * input.c (get_substring_ranges_for_loc): Fail gracefully if
2567 -ftrack-macro-expansion has a value other than 2.
2569 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
2571 PR rtl-optimization/78400
2572 * shrink-wrap.c (try_shrink_wrapping_separate): Call
2573 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
2574 and df_update_exit_block_uses.
2576 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
2579 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
2580 new default-enabled warning..
2581 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
2582 (BT_PTR_CONST_STRING): Updated.
2583 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
2584 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
2585 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
2586 (strftime): Update builtin function.
2587 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
2588 * tree.h (const_tm_ptr_type_node): New type node.
2589 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
2590 const_tm_ptr_type_node.
2592 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2594 PR tree-optimization/78413
2595 * tree-if-conv.c (versionable_outer_loop_p): Require that both
2596 inner and outer loop latches have single predecessors.
2598 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
2601 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
2602 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
2604 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2606 * rtl.h: Adjust prototype.
2607 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
2608 (dead_or_set_regno_p): Likewise.
2610 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2612 * rtl.h: Adjust prototype.
2613 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
2615 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2617 * function.c (contains): Change argument type to rtx_insn *.
2618 (prologue_contains): Likewise.
2619 (epilogue_contains): Likewise.
2620 (prologue_epilogue_contains): Likewise.
2621 * function.h: Adjust prototype.
2623 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2625 * optabs.c (emit_libcall_block): Change argument type to
2627 * optabs.h: Adjust prototype.
2629 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2631 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
2632 (fixup_reorder_chain): Adjust.
2633 * cfgrtl.h: Adjust prototype.
2635 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2637 * rtl.h: Adjust prototype.
2638 * rtlanal.c (replace_label_in_insn): Change argument type to
2641 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2643 * config/v850/v850.c (expand_prologue): Adjust.
2644 (expand_epilogue): Likewise.
2645 * expr.c (init_expr_target): Likewise.
2646 * genrecog.c (print_subroutine): Always make the argument type
2648 * recog.h: Adjust prototype.
2650 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2652 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
2653 up variables to make some rtx_insn *.
2654 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
2655 * config/arc/arc.c: Likewise.
2656 * config/arm/arm.c: Likewise.
2657 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
2658 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
2660 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
2662 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2664 * config/arm/arm.c (legitimize_pic_address): Change to use
2665 rtx_insn * as the type of variables.
2666 (arm_pic_static_addr): Likewise.
2667 (arm_emit_movpair): Likewise.
2668 * config/c6x/c6x.c (reorg_split_calls): Likewise.
2669 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
2670 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
2671 * config/frv/frv.md: Likewise.
2672 * config/i386/i386-protos.h: Likewise.
2673 * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
2674 (ix86_split_fp_branch): Likewise.
2675 (predict_jump): Likewise.
2676 * config/ia64/ia64.c: Likewise.
2677 * config/mcore/mcore.c: Likewise.
2678 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
2679 * config/s390/s390.c: Likewise.
2680 * config/s390/s390.md: Likewise.
2681 * config/spu/spu.md: Likewise.
2682 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
2683 * lower-subreg.c (resolve_simple_move): Likewise.
2685 2016-11-20 Jeff Law <law@redhat.com>
2688 * reload.h (struct target_reload): Make x_double_reg_address_ok
2690 * reload.c (find_reloads_address): Check if double_reg_address_ok
2691 is true for the mode of the memory reference.
2692 * reload1.c (init_reload): Initialize double_reg_address_ok for
2695 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
2698 * tree-ssa-uninit.c: Define new global max_phi_args.
2699 (compute_uninit_opnds_pos): Use max_phi_args.
2700 (prune_uninit_phi_opnds): Same.
2701 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
2702 missing NUM_PREDS in function comment.
2703 (can_one_predicate_be_invalidated_p): New.
2704 (can_chain_union_be_invalidated_p): New.
2705 (flatten_out_predicate_chains): New.
2706 (uninit_ops_invalidate_phi_use): New.
2707 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
2709 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
2711 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
2712 * match.pd (A /[ex] B CMP C): New simplifications.
2714 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
2716 * match.pd (0 / X, X / X, X % X): New simplifications.
2718 2016-11-19 Jakub Jelinek <jakub@redhat.com>
2720 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
2721 when checking if callee's isa flags are subset of caller's isa flags.
2722 Fix comment wording.
2724 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
2725 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
2726 instead and using = 0 instead of &= 0.
2728 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
2729 ix86_add_new_builtins): Formatting fixes.
2730 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
2731 (ix86_get_builtin): Likewise.
2733 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
2734 don't initialize it, don't use it for the case where it isn't
2735 provable %{z} nor using the same argument, instead move merge
2736 argument into a new pseudo and use that as target. Formatting fixes.
2738 2016-11-19 Jeff Law <law@redhat.com>
2741 * config/m68k/m68k.md (bsetdreg): New pattern.
2742 (bchgdreg, bclrdreg): Likewise.
2744 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
2747 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
2748 instead of force_reg.
2749 (sh_expand_setmem): Likewise.
2751 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
2753 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
2755 2016-11-18 Walter Lee <walt@tilera.com>
2757 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
2758 end-of-bundle marker for consecutive barriers.
2760 2016-11-18 Walter Lee <walt@tilera.com>
2762 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
2764 2016-11-18 Jakub Jelinek <jakub@redhat.com>
2767 * multiple_target.c (get_attr_len): Start with argnum and increment
2768 argnum on every arg. Use strchr in a loop instead of counting commas
2770 (get_attr_str): Increment argnum for every comma in the string.
2771 (separate_attrs): Use for instead of while loop, simplify.
2772 (expand_target_clones): Rename defenition argument to definition.
2773 Free attrs and attr_str even when diagnosing errors. Temporarily
2774 change input_location around targetm.target_option.valid_attribute_p
2775 calls. Don't emit warning or errors if that function fails.
2777 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
2780 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
2781 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
2782 abbrev_opt_base_type_end only by increasing die_abbrev, before
2784 (optimize_abbrev_table): Don't change abbrev numbers of
2785 base types and CU or optimize implicit consts in them if
2786 calc_base_type_die_sizes has been called during build_abbrev_table.
2787 (calc_base_type_die_sizes): If abbrev_opt_start, set
2788 abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
2790 2016-11-18 Jeff Law <law@redhat.com>
2793 * config/m68k/m68k.c (moveq feeding equality comparison): New
2795 * config/m68k/predicates.md (addq_subq_operand): New predicate.
2796 (equality_comparison_operator): Likewise.
2798 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
2800 * rtlanal.c (load_extend_op): Move to...
2801 * rtl.h: ...here and make inline.
2803 2016-11-18 Terry Guo <terry.guo@arm.com>
2804 Thomas Preud'homme <thomas.preudhomme@arm.com>
2806 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
2807 * config/arm/arm-opts.h: Include arm-flags.h.
2808 (struct arm_arch_core_flag): Define.
2809 (arm_arch_core_flags): Define.
2810 * config/arm/arm-protos.h: Include arm-flags.h
2811 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
2812 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
2813 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
2814 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
2815 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
2816 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
2817 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
2818 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
2819 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
2820 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
2821 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
2822 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
2823 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
2824 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
2825 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
2826 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
2827 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
2828 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
2829 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
2830 ARM_FSET_CPU_SUBSET): Move to ...
2831 * config/arm/arm-flags.h: This new file.
2832 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
2833 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
2834 (TARGET_MODE_SPECS): Define.
2835 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
2837 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
2839 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
2840 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
2841 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
2842 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
2843 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
2844 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
2845 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
2846 missing and make value unsigned.
2847 (arm_feature_set): Use unsigned entries instead of unsigned long.
2849 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
2851 Re-apply after PR bootstrap/77359 is fixed:
2852 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2854 * explow.c (get_dynamic_stack_size): Take known alignment of stack
2855 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
2858 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
2861 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
2862 variables in functions calling alloca. Also update the ASCII
2864 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
2865 (STACK_DYNAMIC_OFFSET): Likewise.
2866 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
2867 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
2870 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
2871 Alan Hayward <alan.hayward@arm.com>
2872 David Sherwood <david.sherwood@arm.com>
2874 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
2875 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
2876 (add_const_value_attribute): Likewise.
2877 * explow.c (plus_constant): Likewise.
2878 * expmed.c (expand_mult, make_tree): Likewise.
2879 * expr.c (convert_modes): Likewise.
2880 * loop-doloop.c (doloop_optimize): Likewise.
2881 * postreload.c (reload_cse_simplify_set): Likewise.
2882 * simplify-rtx.c (simplify_const_unary_operation): Likewise
2883 (simplify_binary_operation_1, simplify_const_binary_operation):
2885 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
2886 * wide-int.h: Update documentation to recommend rtx_mode_t
2887 instead of std::make_pair.
2889 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
2890 Alan Hayward <alan.hayward@arm.com>
2891 David Sherwood <david.sherwood@arm.com>
2893 * tree.h (SET_DECL_MODE): New macro.
2894 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
2895 (expand_gimple_basic_block): Likewise.
2896 * function.c (split_complex_args): Likeise.
2897 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
2898 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
2899 * stor-layout.c (layout_decl, relayout_decl): Likewise.
2900 (finish_bitfield_representative): Likewise.
2901 * tree.c (make_node_stat): Likewise.
2902 * tree-inline.c (remap_ssa_name): Likewise.
2903 (tree_function_versioning): Likewise.
2904 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
2905 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
2906 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
2907 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
2908 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
2909 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
2910 * varasm.c (make_debug_expr_from_rtl): Likewise.
2912 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
2914 PR rtl-optimization/71785
2915 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
2916 (duplicate_computed_gotos): New function.
2917 (pass_duplicate_computed_gotos::execute): Rewrite.
2919 2016-11-17 Jeff Law <law@redhat.com>
2922 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
2923 barrier prior to deallocating the stack.
2925 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
2927 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
2928 to make better use of cmem loads in the case where a single bit is
2930 * config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
2932 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
2934 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
2936 (isa_names_table): Handle new features.
2938 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
2939 Andrew Senkevich <andrew.senkevich@intel.com>
2941 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
2942 OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
2943 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
2944 (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
2945 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
2946 * config/i386/avx5124fmapsintrin.h: New file.
2947 * config/i386/avx5124vnniwintrin.h: Ditto.
2948 * config/i386/constraints.md (h): New constraint.
2949 * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
2950 * config/i386/driver-i386.c (host_detect_local_cpu):
2951 Detect avx5124fmaps, avx5124vnniw.
2952 * config/i386/i386-builtin-types.def: Add types
2953 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
2954 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
2955 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
2956 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
2957 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
2958 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
2959 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
2960 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
2961 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
2962 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
2963 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
2964 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
2965 __builtin_ia32_vp4dpwssds_mask): New.
2966 * config/i386/i386-c.c (ix86_target_macros_internal):
2967 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
2968 * config/i386/i386-modes.def: Fixed comment typos, added new
2969 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
2970 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
2972 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
2973 (ix86_option_override_internal): Handle new options.
2974 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
2976 (ix86_expand_builtin): Handle new builtins.
2977 (ix86_additional_allocno_class_p): New.
2978 * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
2979 TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
2980 (reg_class): Add MOD4_SSE_REGS.
2981 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
2982 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
2983 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
2984 avx5124vnniwintrin.h.
2985 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
2986 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
2987 (define_mode_iterator IMOD4): New.
2988 (define_mode_attr imod4_narrow): Ditto.
2989 (define_insn "mov<mode>"): Ditto.
2990 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
2991 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
2992 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
2993 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
2994 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
2995 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
2996 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
2997 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
2998 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
2999 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
3000 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
3001 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
3002 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
3003 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
3004 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
3005 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
3006 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
3007 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
3008 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
3009 * genmodes.c (mode_size_inline): Extend return type.
3010 * machmode.h (mode_size, mode_base_align): Extend type.
3012 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
3015 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
3016 the appropriate checks for SFmode/DFmode load/stores in GPR
3018 (fusion_addis_mem_combo_store): Likewise.
3019 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
3020 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
3021 d-form instructions for traditional Altivec registers.
3022 (emit_fusion_p9_load): Likewise.
3023 (emit_fusion_p9_store): Likewise.
3024 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
3025 early clobber from scratch register. Do not match if the register
3026 being stored is the scratch register.
3027 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
3028 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
3029 instructions for traditional Altivec registers.
3030 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
3031 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
3032 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
3034 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
3037 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
3038 being live in the function and lr needing to be saved. Distinguish
3039 between already saved pushable registers and registers to push.
3040 Check for LR being an available pushable register.
3042 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3044 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
3045 string input is a string constant.
3046 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
3047 via cmpstrnsi even if neither string is constant.
3049 2016-11-17 Jakub Jelinek <jakub@redhat.com>
3052 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
3053 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
3054 instead, return false if it is NULL, or doesn't fit into uhwi, or
3055 is larger or equal to targetm.max_anchor_offset.
3057 2016-11-17 Pip Cet <pipcet@gmail.com>
3058 Eric Botcazou <ebotcazou@adacore.com>
3060 PR rtl-optimization/78355
3061 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
3062 needs to deal with unaligned accesses.
3063 * doc/tm.texi: Regenerate.
3064 * lra-constraints.c (simplify_operand_subreg): Only invoke
3065 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
3067 2016-11-17 David Malcolm <dmalcolm@redhat.com>
3069 * input.c (selftest::test_lexer_string_locations_long_line): New
3071 (selftest::test_lexer_string_locations_raw_string_multiline): New
3073 (selftest::input_c_tests): Call the new functions, via
3074 for_each_line_table_case.
3076 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3078 * config/aarch64/aarch64.md (mov<mode>): Call
3079 aarch64_split_dimode_const_store on DImode constant stores.
3080 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
3082 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
3085 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3086 Richard Biener <rguenther@suse.de>
3088 PR tree-optimization/77848
3089 * tree-if-conv.c (tree_if_conversion): Always version loops unless
3090 the user specified -ftree-loop-if-convert.
3092 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
3095 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
3096 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
3097 *thumb2_strd_base_neg): Recognize insn regardless of
3098 current_tune->prefer_ldrd_strd.
3099 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
3102 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
3104 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
3107 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
3109 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
3111 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
3112 * config/arc/arc-cpus.def (quarkse_em): Add.
3113 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
3114 * config/arc/arc-opts.h (FPX_QK): Define.
3115 * config/arc/arc-tables.opt: Regenerate.
3116 * config/arc/arc.c (gen_compare_reg): Change.
3117 (arc_register_move_cost): Avoid Dy,Dx moves.
3118 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
3119 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
3120 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
3122 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
3123 (fix_truncsfsi2_fpu): Rename.
3124 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
3125 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
3126 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
3127 * config/arc/t-multilib: Regenerate.
3129 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
3131 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
3133 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
3134 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
3135 (avr_rtx_costs_1, extra_constraint_Q): Same.
3136 (avr_address_cost): Use SUBREG_P if possible.
3138 2016-11-17 Richard Biener <rguenther@suse.de>
3141 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
3142 non-local goto into CFG.
3144 2016-11-17 Richard Biener <rguenther@suse.de>
3146 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
3147 backward compatibility.
3148 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
3149 * tree-if-conv.c (pass_if_conversion::gate): Do not test
3150 flag_tree_loop_if_convert_stores.
3151 (pass_if_conversion::execute): Likewise.
3153 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3155 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
3156 const_double code before calling aarch64_float_const_zero_rtx_p.
3158 2016-11-17 Richard Biener <rguenther@suse.de>
3160 PR tree-optimization/78306
3161 * ipa-inline-analysis.c (initialize_inline_failed): Do not
3162 inhibit inlining if function calls cilk_spawn.
3163 (can_inline_edge_p): Likewise.
3165 2016-11-17 Richard Biener <rguenther@suse.de>
3168 * fold-const.c (negate_expr_p): Fix multiplication case.
3170 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
3173 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
3175 (TARGET_INIT_LIBFUNCS): Delete definition and...
3176 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
3179 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
3181 * config/netbsd-stdint.h: New.
3182 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
3183 (x86_64-*-netbsd*): Likewise.
3185 2016-11-16 Andrew PInski <apinski@cavium.com>
3187 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
3188 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
3189 flag_aarch64_verbose_cost instead of checking for details dump.
3190 (aarch64_rtx_costs_wrapper): Likewise.
3192 2016-11-16 Jakub Jelinek <jakub@redhat.com>
3194 PR rtl-optimization/78378
3195 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
3196 inner only if pos is 0. Fix up formatting.
3198 2016-11-17 Alan Modra <amodra@gmail.com>
3200 PR rtl-optimization/78325
3201 PR rtl-optimization/70890
3202 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
3205 2016-11-16 Jason Merrill <jason@redhat.com>
3207 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
3209 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3210 Richard Biener <rguenther@suse.de>
3212 PR tree-optimization/77848
3213 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
3214 an outer loop, only save basic block aux information for the inner
3216 (versionable_outer_loop_p): New function.
3217 (tree_if_conversion): Version the outer loop instead of the inner
3218 one if the pattern will be recognized for outer-loop
3221 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
3223 * gcc/bb-reorder.c: Remove 'toplev.h' include.
3224 (pass_partition_blocks::gate): No longer check
3225 user_defined_section_attribute, instead check the function decl
3226 for a section attribute.
3227 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
3228 set user_defined_section_attribute.
3229 * gcc/final.c (rest_of_handle_final): Likewise.
3230 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
3231 * gcc/toplev.h: Remove declaration of
3232 user_defined_section_attribute.
3234 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3236 * config/mips/mips.md (casesi_internal_mips16_<mode>):
3237 Explicitly switch between JR and JRC for the table jump. Adjust
3240 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3242 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
3243 `insn_count' to 11 rather than 16.
3245 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3247 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
3248 `ltu' rather than `leu' operation in the RTL pattern
3250 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3252 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
3253 missing <d> instruction prefixes throughout. Correct
3256 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3258 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
3259 rather than R_MIPS_JALR relocation in microMIPS code. Do not
3260 cancel short delay slots in PIC call relaxation.
3262 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
3264 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
3265 general register with general register or ARM constant into SP
3268 2016-11-16 Jakub Jelinek <jakub@redhat.com>
3271 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
3272 that loop->header == body_bb if broken_loop.
3274 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
3276 * tree-ssa-math-opts.c (bswap_replace): Remove test
3277 of SLOW_UNALIGNED_ACCESS.
3279 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
3281 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
3282 is selected. Pass -mgomp to offload compiler in OpenMP case.
3283 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
3284 declaration from nvptx.c.
3285 (nvptx_gen_shuffle): Declare.
3286 (nvptx_output_set_softstack): Declare.
3287 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
3288 (need_softstack_decl): New variable.
3289 (need_unisimt_decl): New variable.
3290 (diagnose_openacc_conflict): New. Use it...
3291 (nvptx_option_override): ...here. Handle TARGET_GOMP.
3292 (nvptx_encode_section_info): Handle "shared" attribute.
3293 (write_as_kernel): Restrict to OpenACC target regions.
3294 (init_softstack_frame): New.
3295 (nvptx_init_unisimt_predicate): New.
3296 (write_omp_entry): New. Use it...
3297 (nvptx_declare_function_name): ...here to emit OpenMP target region
3298 entrypoints. Handle TARGET_SOFT_STACK. Call
3299 nvptx_init_unisimt_predicate.
3300 (nvptx_output_set_softstack): New.
3301 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
3302 (nvptx_gen_shuffle): Export.
3303 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
3305 (nvptx_print_operand): Fix handling of instruction predicates.
3306 (nvptx_get_unisimt_master): New helper function.
3307 (nvptx_get_unisimt_predicate): Ditto.
3308 (nvptx_call_insn_is_syscall_p): Ditto.
3309 (nvptx_unisimt_handle_set): Ditto.
3310 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
3311 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
3312 (nvptx_handle_shared_attribute): New. Use it...
3313 (nvptx_attribute_table): ... here (new entry).
3314 (nvptx_record_offload_symbol): Handle NULL attributes.
3315 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
3316 (nvptx_simt_vf): New.
3317 (TARGET_SIMT_VF): Define.
3318 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
3319 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
3320 -muniform-simt option is active.
3321 (STACK_SIZE_MODE): Define.
3322 (FIXED_REGISTERS): Adjust.
3323 (SOFTSTACK_SLOT_REGNUM): New.
3324 (SOFTSTACK_PREV_REGNUM): New.
3325 (REGISTER_NAMES): Adjust.
3326 (struct machine_function): New fields.
3327 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
3328 (UNSPEC_VOTE_BALLOT): Ditto.
3329 (UNSPEC_LANEID): Ditto.
3330 (UNSPECV_NOUNROLL): Ditto.
3331 (atomic): New attribute.
3332 (predicable): New attribute. Generate predicated forms via
3334 (br_true): Mark as not predicable.
3336 (br_true_uni): Ditto.
3337 (br_false_uni): Ditto.
3339 (trap_if_true): Ditto.
3340 (trap_if_false): Ditto.
3341 (nvptx_fork): Ditto.
3342 (nvptx_forked): Ditto.
3343 (nvptx_joining): Ditto.
3344 (nvptx_join): Ditto.
3345 (nvptx_barsync): Ditto.
3346 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
3347 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
3348 (allocate_stack_<mode>): Remove unused pattern.
3349 (set_softstack_insn): New pattern.
3350 (restore_stack_block): Handle for TARGET_SOFT_STACK.
3351 (nvptx_vote_ballot): New pattern.
3352 (omp_simt_lane): Ditto.
3353 (omp_simt_last_lane): Ditto.
3354 (omp_simt_ordered): Ditto.
3355 (omp_simt_vote_any): Ditto.
3356 (omp_simt_xchg_bfly): Ditto.
3357 (omp_simt_xchg_idx): Ditto.
3358 (nvptx_nounroll): Ditto.
3359 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
3360 (atomic_exchange<mode>): Ditto.
3361 (atomic_fetch_add<mode>): Ditto.
3362 (atomic_fetch_addsf): Ditto.
3363 (atomic_fetch_<logic><mode>): Ditto.
3364 * config/nvptx/nvptx.opt (msoft-stack): New option.
3365 (muniform-simt): Ditto.
3367 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
3368 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
3369 * doc/invoke.texi (msoft-stack): Document.
3370 (muniform-simt): Document
3372 * doc/tm.texi: Regenerate.
3373 * doc/tm.texi.in (TARGET_SIMT_VF): New hook.
3374 * target.def: Define it.
3375 * target-insns.def (omp_simt_lane): New.
3376 (omp_simt_last_lane): New.
3377 (omp_simt_ordered): New.
3378 (omp_simt_vote_any): New.
3379 (omp_simt_xchg_bfly): New.
3380 (omp_simt_xchg_idx): New.
3382 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3384 * config/mips/mips-protos.h (mips_set_text_contents_type): New
3386 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
3387 (ASM_OUTPUT_CASE_END): Likewise.
3388 * config/mips/mips.c (mips_set_text_contents_type): New function.
3389 (mips16_emit_constants): Record the pool's initial label number
3390 with the `consttable' insn. Emit a `consttable_end' insn at the end.
3391 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
3392 for `consttable' insns.
3393 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
3394 for `consttable_end' insns.
3395 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
3396 (consttable): Add operand.
3397 (consttable_end): New insn.
3399 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
3401 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
3402 * tree-if-conv.c (tree_if_conversion): Make public.
3403 * * tree-if-conv.h: New file.
3404 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
3405 dynamic alias checks for epilogues.
3406 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
3407 * tree-vect-loop.c: include tree-if-conv.h.
3408 (new_loop_vec_info): Add zeroing orig_loop_info field.
3409 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
3410 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
3411 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
3412 using passed argument.
3413 (vect_transform_loop): Check if created epilogue should be returned
3414 for further vectorization with less vf. If-convert epilogue if
3415 required. Print vectorization success for epilogue.
3416 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
3417 if it is required, pass loop_vinfo produced during vectorization of
3418 loop body to vect_analyze_loop.
3419 * tree-vectorizer.h (struct _loop_vec_info): Add new field
3421 (LOOP_VINFO_ORIG_LOOP_INFO): New.
3422 (LOOP_VINFO_EPILOGUE_P): New.
3423 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
3424 (vect_do_peeling): Change prototype to return epilogue.
3425 (vect_analyze_loop): Add argument of loop_vec_info type.
3426 (vect_transform_loop): Return created loop.
3428 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
3430 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
3431 component as used also if LR_REGNO is a live input to the bb.
3432 * df-scan.c (df_get_entry_block_def_set): Return immediately after
3433 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
3434 (df_get_exit_block_use_set): Ditto.
3435 * df.h (df_scan_flags): New enum.
3436 * shrink-wrap.c (try_shrink_wrapping_separate): Set
3437 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
3438 df_update_entry_block_defs and df_update_exit_block_uses
3439 at the start; clear the flag and call those functions at the end.
3441 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3442 Alan Hayward <alan.hayward@arm.com>
3443 David Sherwood <david.sherwood@arm.com>
3445 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
3446 nb_iterations to the number of latch iterations rather than the
3447 number of loop iterations.
3449 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3450 Alan Hayward <alan.hayward@arm.com>
3451 David Sherwood <david.sherwood@arm.com>
3453 * combine.c (maybe_swap_commutative_operands): New function.
3454 (combine_simplify_rtx): Use it.
3455 (change_zero_ext): Likewise.
3456 (make_compound_operation_int): New function, split out of...
3457 (make_compound_operation): ...here. Use
3458 maybe_swap_commutative_operands for both.
3460 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
3462 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
3463 (neon-vfpv3): New FPU, currently an alias for 'neon'.
3464 * arm/arm-tables.opt: Regenerated.
3465 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
3467 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
3468 and 'neon' are aliases for specific implementations.
3470 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3471 Alan Hayward <alan.hayward@arm.com>
3472 David Sherwood <david.sherwood@arm.com>
3474 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
3475 and use it in the final call to gen_rtx_fmt_ee.
3476 (expand_vec_cond_expr): Update accordingly.
3477 (expand_vec_cmp_expr): Likewise.
3479 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3480 Alan Hayward <alan.hayward@arm.com>
3481 David Sherwood <david.sherwood@arm.com>
3483 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
3485 2016-11-16 Richard Biener <rguenther@suse.de>
3488 * gimplify.c (gimplify_function_tree): Do not instrument
3489 GNU extern inline functions.
3491 2016-11-16 Martin Liska <mliska@suse.cz>
3494 * gimplify.c (gimplify_switch_expr): Always save previous
3495 gimplify_ctxp->live_switch_vars.
3497 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
3499 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
3500 zero_extract operations to allow a movb to occur.
3501 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
3502 * testsuite/gcc.target/arc/movb-2.c: Likewise.
3503 * testsuite/gcc.target/arc/movb-5.c: Likewise.
3504 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
3507 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3508 Alan Hayward <alan.hayward@arm.com>
3509 David Sherwood <david.sherwood@arm.com>
3511 * expr.c (emit_group_load_1): Tighten check for whether an
3512 access involves only one operand of a CONCAT. Use extract_bit_field
3513 for constants if the bit range does span the whole operand.
3515 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3516 Alan Hayward <alan.hayward@arm.com>
3517 David Sherwood <david.sherwood@arm.com>
3519 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
3521 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3522 Alan Hayward <alan.hayward@arm.com>
3523 David Sherwood <david.sherwood@arm.com>
3525 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
3526 all three iteration counts with an any_* test. Use a single update
3527 for each count. Fix the calculation of nb_iterations_estimate.
3529 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3531 * config/pdp11/pdp11.c: Include dbxout.h.
3533 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3535 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
3537 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3540 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
3541 proper ranges for an SBFX instruction.
3542 (extzv_t2): Likewise for UBFX.
3544 2016-11-16 Richard Biener <rguenther@suse.de>
3546 PR tree-optimization/78348
3547 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
3548 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
3549 (classify_partition): Set PKIND_MEMCPY if dependence analysis
3550 revealed no dependency, PKIND_MEMMOVE otherwise.
3552 2016-11-16 Jakub Jelinek <jakub@redhat.com>
3555 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
3556 it points to non-NULL tree, use it instead of ubsan_create_data.
3557 (instrument_si_overflow): Handle vector signed integer overflow
3559 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
3560 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
3561 vector IFN_UBSAN_CHECK_*.
3562 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
3563 pass it through to ubsan_build_overflow_builtin.
3564 (expand_neg_overflow, expand_mul_overflow): Likewise.
3565 (expand_vector_ubsan_overflow): New function.
3566 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
3567 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
3568 (expand_arith_overflow): Adjust expand_*_overflow callers.
3570 2016-11-16 Matthias Klose <doko@ubuntu.com>
3572 * doc/install.texi: Remove references to java/libjava.
3574 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
3576 * tree-ssa-coalesce.c (register_default_def): Remove
3577 register_ssa_partition.
3578 (create_outofssa_var_map): Likewise.
3579 * tree-ssa-live.c (register_ssa_partition_check): Remove.
3580 * tree-ssa-live.h (register_ssa_partition): Likewise.
3582 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
3584 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
3585 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
3586 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
3587 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
3588 rtx when all sub-rtx are also permanent.
3589 (attr_eq): Simplify.
3590 (attr_copy_rtx): Remove.
3591 (make_canonical, get_attr_value): Use attr_equal_p.
3592 (copy_boolean): Rehash NOT.
3593 (simplify_test_exp_in_temp,
3594 optimize_attrs): Remove call to attr_copy_rtx.
3595 (attr_alt_intersection, attr_alt_union,
3596 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
3597 (make_automaton_attrs): Use attr_eq.
3599 2016-11-15 Matthias Klose <doko@ubuntu.com>
3601 * doc/install.texi: Remove references to java/libjava.
3602 * doc/sourcebuild.texi: Likewise.
3603 * doc/invoke.texi: Likewise.
3604 * doc/standards.texi: Likewise.
3606 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3607 Alan Hayward <alan.hayward@arm.com>
3608 David Sherwood <david.sherwood@arm.com>
3610 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
3612 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3613 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3614 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3615 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3616 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3617 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3618 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3620 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3621 Alan Hayward <alan.hayward@arm.com>
3622 David Sherwood <david.sherwood@arm.com>
3624 * dce.c (check_argument_store): Pass the size instead of
3625 the memory reference.
3626 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
3628 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3629 Alan Hayward <alan.hayward@arm.com>
3630 David Sherwood <david.sherwood@arm.com>
3632 * alias.c (canon_rtx): Use simplify_gen_binary.
3634 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3635 Alan Hayward <alan.hayward@arm.com>
3636 David Sherwood <david.sherwood@arm.com>
3638 * rtl.h (load_extend_op): Declare.
3639 * rtlanal.c (load_extend_op): New function.
3640 (nonzero_bits1): Use it.
3641 (num_sign_bit_copies1): Likewise.
3642 * cse.c (cse_insn): Likewise.
3643 * fold-const.c (fold_single_bit_test): Likewise.
3644 (fold_unary_loc): Likewise.
3645 * fwprop.c (free_load_extend): Likewise.
3646 * postreload.c (reload_cse_simplify_set): Likewise.
3647 (reload_cse_simplify_operands): Likewise.
3648 * combine.c (try_combine): Likewise.
3649 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
3650 subreg_lowpart_p checks.
3652 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3653 Alan Hayward <alan.hayward@arm.com>
3654 David Sherwood <david.sherwood@arm.com>
3656 * combine.c (simplify_shift_const_1): Use the number of bits
3657 in the inner mode to determine the range of the shift.
3658 When handling shifts of vectors, skip any rules that apply
3661 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3662 Alan Hayward <alan.hayward@arm.com>
3663 David Sherwood <david.sherwood@arm.com>
3665 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
3668 2016-11-15 Matthias Klose <doko@ubuntu.com>
3670 * doc/install.texi: Remove references to gcj/libjava.
3671 * doc/invoke.texi: Likewise.
3673 2016-11-15 Jeff Law <law@redhat.com>
3675 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
3676 parameter. Callers changed.
3677 (check-subpath_and_update_thread_path): Extracted from
3678 fsm_find_control_statement_thread_paths.
3679 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
3680 (handle_phi, handle_assignment): Allow any constant node, not
3683 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
3685 * config/arc/arc-arch.h: New file.
3686 * config/arc/arc-arches.def: Likewise.
3687 * config/arc/arc-cpus.def: Likewise.
3688 * config/arc/arc-options.def: Likewise.
3689 * config/arc/t-multilib: Likewise.
3690 * config/arc/genmultilib.awk: Likewise.
3691 * config/arc/genoptions.awk: Likewise.
3692 * config/arc/arc-tables.opt: Likewise.
3693 * config/arc/driver-arc.c: Likewise.
3694 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
3695 * common/config/arc/arc-common.c (arc_handle_option): Trace
3697 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
3698 options; check for supported cpu against arc-cpus.def file.
3699 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
3700 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
3701 * config/arc/arc-c.def: Add emacs local variables.
3702 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
3703 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
3704 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
3705 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
3706 (DEFAULT_arc_fpu_build): Define.
3707 (DEFAULT_arc_mpy_option): Define.
3708 * config/arc/arc-protos.h (arc_init): Delete.
3709 * config/arc/arc.c (arc_cpu_name): New variable.
3710 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
3711 (arc_arc700, arc_arc600, arc_arc601): New variable.
3712 (arc_init): Add static; remove selection of default tune value,
3713 cleanup obsolete error messages.
3714 (arc_override_options): Make use of .def files for selecting the
3715 right cpu and option configurations.
3716 * config/arc/arc.h (stdbool.h): Include.
3717 (TARGET_CPU_DEFAULT): Define.
3718 (CPP_SPEC): Remove mcpu=NPS400 handling.
3719 (arc_cpu_to_as): Declare.
3720 (EXTRA_SPEC_FUNCTIONS): Define.
3721 (OPTION_DEFAULT_SPECS): Likewise.
3722 (ASM_DEFAULT): Remove.
3723 (ASM_SPEC): Use arc_cpu_to_as.
3724 (DRIVER_SELF_SPECS): Remove deprecated options.
3725 (arc_base_cpu): Declare.
3726 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
3727 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
3729 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
3730 * config/arc/arc.md (attr_cpu): Remove.
3731 * config/arc/arc.opt (mno-mpy): Deprecate.
3732 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
3733 (mcpu=ARCHS): Remove.
3734 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
3736 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
3737 (arc_fpu): Use new defines.
3738 (mpy-option): Change to use numeric or string like inputs.
3739 * config/arc/t-arc (driver-arc.o): New target.
3740 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
3741 * config/arc/t-arc-newlib: Delete.
3742 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
3743 * doc/invoke.texi (ARC): Update arc options.
3745 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
3747 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
3748 insn at the beginning of the constant pool.
3749 (mips_insert_insn_pseudos): New function.
3750 (mips_machine_reorg2): Call it.
3751 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
3752 UNSPEC_INSN_PSEUDO enum values.
3753 (insn_pseudo, consttable): New insns.
3755 2016-11-15 Michael Matz <matz@suse.de>
3757 PR missed-optimization/77881
3758 * combine.c (simplify_comparison): Remove useless subregs
3759 also inside the loop, not just after it.
3760 (make_compound_operation): Recognize some subregs as being
3763 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3764 Alan Hayward <alan.hayward@arm.com>
3765 David Sherwood <david.sherwood@arm.com>
3767 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
3770 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3772 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
3773 for using xxinsertw and vinsert{b,h} on ISA 3.0.
3775 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
3776 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
3777 vinsert{b,h} on ISA 3.0.
3779 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
3781 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
3782 and cmpnop in two steps: first the ones not accessed in original gimple
3783 expression in a endian independent way and then the ones not accessed
3784 in the final result in an endian-specific way.
3785 (bswap_replace): Stop doing big endian adjustment.
3787 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
3789 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
3790 (*ashl<mode>3_doubleword): Ditto.
3792 2016-11-14 Martin Liska <mliska@suse.cz>
3794 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
3796 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
3797 Richard Biener <rguenther@suse.de>
3799 * doc/invoke.texi (fgimple): Document.
3800 * dumpfile.h (TDF_GIMPLE): Add.
3801 * dumpfile.c (dump_options): Add gimple.
3802 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
3804 (dump_gimple_label): Likewise.
3805 (dump_gimple_phi): Likewise.
3806 (dump_gimple_bb_header): Likewise.
3807 (dump_phi_nodes): Likewise.
3808 (pp_cfg_jump): Likewise. Pass in dump flags.
3809 (dump_implicit_edges): Adjust.
3810 * passes.c (pass_init_dump_file): Do not dump function header
3812 * tree-cfg.c (dump_function_to_file): Dump function return type
3813 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
3815 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
3816 (dump_generic_node): Likewise.
3817 * function.h (struct function): Add pass_startwith member.
3818 * passes.c (execute_one_pass): Implement startwith.
3819 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
3820 and assign proper version for parsed ssa names.
3821 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
3822 * internal-fn.c (expand_PHI): New function.
3823 * internal-fn.h (expand_PHI): Declared here.
3824 * internal-fn.def: New defination for PHI.
3825 * tree-cfg.c (lower_phi_internal_fn): New function.
3826 (build_gimple_cfg): Call it.
3827 (verify_gimple_call): Condition for passing label as arg in internal
3829 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
3830 present PHIs with arguments.
3832 2016-11-14 Martin Liska <mliska@suse.cz>
3835 * common.opt: Add prefer-atomic as a new enum value for
3837 * coretypes.h: Likewise.
3838 * doc/invoke.texi: Document the new option value.
3839 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
3840 * tree-profile.c (tree_profiling): Select default value
3841 of -fprofile-update when 'prefer-atomic' is selected.
3843 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
3845 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
3846 (cortex_a57_alu_shift): ...here.
3848 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
3850 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
3852 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
3853 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
3854 (<optab>si3_insn_uxtw): Likewise.
3855 (<optab><mode>3_insn): Likewise.
3856 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
3857 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
3858 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
3859 (<optab><mode>): Likewise.
3860 (insv<mode>): Likewise.
3861 (andim_ashift<mode>_bfiz): Likewise.
3862 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
3863 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
3864 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
3865 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
3866 (exynos_m1_alu_p): Likewise.
3867 * config/arm/types.md: Add bfx.
3868 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
3870 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
3872 * config/aarch64/aarch64.c (cortexa57_vector_cost):
3873 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
3875 2016-11-14 Richard Biener <rguenther@suse.de>
3877 PR tree-optimization/78312
3878 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
3879 flow-sensitive info.
3881 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
3884 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
3885 * config/avr/avr.opt (-mabsdata): New option.
3886 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
3887 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
3888 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
3889 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
3890 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
3891 spec depending on AVR_ISA_LDS.
3892 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
3894 2016-11-13 Jakub Jelinek <jakub@redhat.com>
3896 * match.pd: Don't try to compare addresses of variables with
3899 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
3901 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
3902 (propagate_vr_accross_jump_function): Handle unary expressions.
3903 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
3904 (load_from_param_1): New.
3905 (load_from_unmodified_param): Factor common part into load_from_param_1.
3906 (load_from_param): New.
3907 (compute_complex_assign_jump_func): Handle unary expressions.
3908 (update_jump_functions_after_inlining): Likewise.
3909 (ipa_write_jump_function): Likewise.
3910 (ipa_read_jump_function): Likewise.
3912 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3915 * doc/invoke.texi: Document Wrestrict.
3916 * pretty-print.c (pp_format): Add case for "Z" specifier.
3917 (test_pp_format): Test "Z" specifier.
3919 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
3921 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
3922 original function needs a static chain.
3924 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
3927 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
3930 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
3933 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
3934 return early if !optional_tbtab.
3936 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
3938 PR rtl-optimization/59461
3939 * doc/rtl.texi (paradoxical subregs): Add missing word.
3940 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
3941 in modes with precision larger than that of last_set_mode.
3942 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
3943 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
3944 REGs to paradoxical SUBREGs.
3945 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
3946 larger than a word before invoking LOAD_EXTEND_OP on it.
3948 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
3951 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
3952 element order for little endian ordering.
3954 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
3955 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
3958 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
3961 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
3962 when calculating operand 2.
3963 (rotate to rotatex zext splitter): Ditto.
3965 2016-11-11 Jeff Law <law@redhat.com>
3967 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
3969 (stmt_uses_name_in_undefined_way): New function, extracted from
3970 find_implicit_erroneous_behavior and extended for div/mod case.
3971 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
3972 find_explicit_erroneous_behavior and extended for div/mod case.
3973 (find_implicit_erroneous_behavior): Use new helper function.
3974 (find_explicit_erroneous_behavior): Use new helper function.
3976 2016-11-11 Richard Biener <rguenther@suse.de>
3978 PR tree-optimization/71575
3979 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
3982 2016-11-11 Richard Biener <rguenther@suse.de>
3985 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
3986 about uninitialized destination arg of BIT_INSERT_EXPR.
3988 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
3991 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
3992 terminology. Expand to remove ambiguity.
3994 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
3996 PR rtl-optimization/78232
3997 * combine.c (try_combine): Add a big comment about why reusing i2dest
3999 (change_zero_ext): Do not call simplify_gen_binary, do the
4000 simplifications manually.
4002 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
4004 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
4005 enable HImode and QImode to go in vector registers by default if
4006 the -mvsx-small-integer option is enabled.
4007 (rs6000_secondary_reload_simple_move): Likewise.
4008 (rs6000_preferred_reload_class): Don't force integer constants to
4009 be loaded into vector registers that we can easily make into
4010 memory (or being created in the GPRs and moved over with direct move).
4011 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
4012 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
4013 vector extraction on ISA 3.0 when the scalar integer can be
4014 allocated in vector registers. Generate the VEC_SELECT directy,
4015 and don't use UNSPEC's to avoid having the scalar type in a vector
4016 register. Make the expander target registers, and let the
4017 combiner fold in results storing to memory, if the machine
4019 (vsx_extract_<mode>_di): Likewise.
4020 (vsx_extract_<mode>_p9): Likewise.
4021 (vsx_extract_<mode>_di_p9): Likewise.
4022 (vsx_extract_<mode>_store_p9): Likewise.
4023 (vsx_extract_si): Likewise.
4024 (vsx_extract_<mode>_p8): Likewise.
4025 (p9_lxsi<wd>zx): Delete, no longer used.
4026 (p9_stxsi<wd>x): Likewise.
4027 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
4028 integers in vector registers for ISA 3.0.
4029 (QHI): Update comment.
4030 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
4031 vector extract instructions in sign/zero extend.
4032 (zero_extendhi<mode>): Likewise.
4033 (extendqi<mode>): Likewise.
4034 (extendhi<mode>2): Likewise.
4035 (HImode splitter for load/sign extend in vector register): Likewise.
4036 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
4037 optimizing floating point conversions to/from small data types and
4038 rewrite it to support QImode/HImode being allowed in vector
4039 registers on ISA 3.0.
4040 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
4041 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
4042 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
4043 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
4044 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
4045 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
4046 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
4047 VSPLITISW on ISA 2.07.
4048 (movhi_internal): Combine movhi_internal and movqi_internal into
4049 one mov<mode>_internal with an iterator. Add support for QImode
4050 and HImode being allowed in vector registers. Make large number
4051 of attributes and constraints easier to read.
4052 (movqi_internal): Likewise.
4053 (mov<mode>_internal): Likewise.
4054 (movdi_internal64): Fix constraint to allow loading -16..15 with
4055 VSPLITISW on ISA 2.07.
4056 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
4059 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
4061 PR rtl-optimization/78241
4062 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
4063 but emit initial peel copy if niter expr is not reliable.
4065 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
4067 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
4068 (maybe_record_trace_start): If the CFI is different on the new and
4069 old paths, print out both to the dump file before ICEing.
4071 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
4073 * target.def (additional_allocno_class_p): New.
4074 * hooks.h (hook_bool_reg_class_t_false): New prototype.
4075 * hooks.c (hook_bool_reg_class_t_false): New.
4076 * ira.c (setup_allocno_and_important_classes): Use the new hook.
4077 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
4078 * doc/tm.texi: Update.
4080 2016-11-10 Jason Merrill <jason@redhat.com>
4082 * gengtype.c (new_structure): Append to structures list.
4083 (find_structure): Likewise.
4085 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
4087 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
4088 this_dir is 2. Check for this_dir non-zero before dir != this_dir
4091 2016-11-10 Jakub Jelinek <jakub@redhat.com>
4093 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
4094 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
4096 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
4097 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
4098 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
4099 teams distribute parallel for simd even to distribute and teams
4100 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
4101 OMP_CLAUSE_DEPEND_SINK case.
4102 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
4103 (omp_no_lastprivate): Removed.
4104 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
4105 (gimplify_omp_for): Likewise.
4106 (computable_teams_clause): Fail for automatic vars from current
4107 function not yet seen in bind expr.
4108 * langhooks.c (lhd_omp_scalar_p): New function.
4109 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
4110 * varpool.c (varpool_node::get_create): Set node->offloading
4111 even for DECL_EXTERNAL decls.
4112 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
4113 (LANG_HOOKS_OMP_SCALAR_P): Define.
4114 (LANG_HOOKS_DECLS): Use it.
4116 2016-11-10 Martin Liska <mliska@suse.cz>
4119 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
4120 only when SWITCH_BODY is a BIND_EXPR.
4122 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
4125 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
4126 on the context only when it has no DIE yet.
4128 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
4130 * arm.h (target_cpus): Delete.
4131 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
4132 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
4133 (all_architectures): Likewise.
4134 (arm_option_override): Adjust use of CPU enums.
4135 (arm_sched_reorder): Likewise.
4136 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
4137 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
4138 * arm/genopt.sh (processor_type): Prefix enumeration entries with
4140 * arm-tables.opt: Regenerated.
4142 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
4144 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
4146 * config/aarch64/aarch64-tune.md: Regenerated.
4147 * config/arm/arm-cores.def (falkor): New core.
4148 * config/arm/arm-tables.opt: Regenerated.
4149 * config/arm/arm-tune.md: Regenerated.
4150 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
4151 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
4152 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
4153 (ARM Options/-mtune): Likewise.
4155 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
4158 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
4160 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
4161 (propagate_vr_accross_jump_function): Likewise.
4162 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
4163 (load_from_param_1): New.
4164 (load_from_unmodified_param): Factor common part into load_from_param_1.
4165 (load_from_param): New.
4166 (compute_complex_assign_jump_func): Handle unary expressions.
4167 (ipa_write_jump_function): Likewise.
4168 (ipa_read_jump_function): Likewise.
4170 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
4172 * simplify-rtx.c (simplify_binary_operation_1): Simplify
4173 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
4174 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
4177 2016-11-09 David Malcolm <dmalcolm@redhat.com>
4179 * print-rtl-function.c: Include varasm.h.
4180 (print_any_param_name): New function.
4181 (print_param): New function.
4182 (print_rtx_function): Call print_param for each argument.
4183 * print-rtl.c (rtx_writer::finish_directive): New function.
4184 * print-rtl.h (rtx_writer::finish_directive): New decl.
4186 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
4189 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
4190 operand 0 as earlyclobber.
4191 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
4193 2016-11-09 Martin Liska <mliska@suse.cz>
4195 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
4197 2016-11-09 Jakub Jelinek <jakub@redhat.com>
4200 * builtins.c (expand_builtin_memcmp): Formatting fix.
4202 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
4203 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
4204 or of them, renumber other enumerators.
4205 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
4206 * doc/invoke.texi: Document -fsanitize=shift-base and
4207 -fsanitize-shift-exponent, document -fsanitize=shift as
4208 having those 2 suboptions.
4210 2016-11-09 Richard Biener <rguenther@suse.de>
4212 * fold-const.c (tree_swap_operands_p): Remove unused arg.
4213 * fold-const.c (tree_swap_operands_p): Likewise.
4214 (fold_binary_loc): Adjust.
4215 (fold_ternary_loc): Likewise.
4216 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
4217 * gimple-fold.c (fold_stmt_1): Likewise.
4218 * gimple-match-head.c (gimple_resimplify2): Likewise.
4219 (gimple_resimplify3): Likewise.
4220 (gimple_simplify): Likewise.
4221 * tree-ssa-dom.c (record_equality): Likewise.
4222 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
4223 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
4224 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
4226 2016-11-09 Richard Biener <rguenther@suse.de>
4228 * tree-ssa-dom.c (canonicalize_comparison): Remove.
4229 (optimize_stmt): Remove redundant pre-propagation canonicalization
4230 of comparison operand order.
4232 2016-11-09 Martin Liska <mliska@suse.cz>
4234 * fold-const-call.c (fold_const_call): Fix the folding.
4236 2016-11-09 Richard Biener <rguenther@suse.de>
4238 * common.opt (flag_evaluation_order): Remove.
4239 * expr.c (expand_operands): Remove code guarded by
4240 flag_evaluation_order.
4241 * fold-const.c (reorder_operands_p): Remove, it always returns
4243 (negate_expr_p): Remove calls to reorder_operands_p.
4244 (fold_negate_expr): Likewise.
4245 (tree_swap_operands_p): Likewise.
4246 (fold_binary_loc): Likewise.
4248 2016-11-09 Andreas Schwab <schwab@suse.de>
4251 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
4252 insns operating on a register.
4254 2016-11-09 Richard Biener <rguenther@suse.de>
4256 PR tree-optimization/78007
4257 * tree-vect-stmts.c (vectorizable_bswap): New function.
4258 (vectorizable_call): Call vectorizable_bswap for
4259 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
4261 2016-11-09 Richard Biener <rguenther@suse.de>
4263 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
4264 Look at the DR_BASE_ADDRESS object for forcing alignment.
4266 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
4268 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
4269 (propagate_vr_accross_jump_function): Likewise.
4270 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
4271 (load_from_param_1): New.
4272 (load_from_unmodified_param): Factor common part into load_from_param_1.
4273 (load_from_param): New.
4274 (compute_complex_assign_jump_func): Handle unary expressions.
4275 (ipa_write_jump_function): Likewise.
4276 (ipa_read_jump_function): Likewise.
4278 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
4281 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
4282 Also fold constant passed as argument while computing value range.
4283 (propagate_constants_accross_call): Pass param type.
4284 * ipa-prop.c: export ipa_get_callee_param_type.
4285 * ipa-prop.h: export ipa_get_callee_param_type.
4287 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
4289 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
4290 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
4292 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
4294 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
4295 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
4296 ASAN_STACK_MAGIC_MIDDLE.
4297 (asan_global_struct): Increase the size of fields.
4298 (asan_add_global): Add new field constructor.
4299 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
4300 __asan_version_mismatch_check_v8.
4302 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
4304 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
4307 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
4310 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
4311 Handle ASHIFT and LSHIFTRT.
4312 (dimode_scalar_chain::compute_convert_gain): Ditto.
4313 (dimode_scalar_chain::convert_insn): Ditto.
4315 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4317 * gimple-ssa-store-merging.c: Include selftest.h
4318 (verify_array_eq): New function.
4319 (verify_shift_bytes_in_array): Likewise.
4320 (verify_shift_bytes_in_array_right): Likewise.
4321 (verify_clear_bit_region): Likewise.
4322 (verify_clear_bit_region_be): Likewise.
4323 (store_merging_c_tests): Likewise.
4324 * selftest.h (store_merging_c_tests): Declare prototype.
4325 * selftest-run-tests.c (selftest::run_tests): Run
4326 store_merging_c_tests.
4328 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4330 * config/arm/arm.opt (mold-rtx-costs): Delete.
4331 (mnew-generic-costs): Delete.
4332 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
4333 * config/arm/arm.c (arm_rtx_costs_1): Delete.
4334 (arm_size_rtx_costs): Likewise.
4335 (arm_slowmul_rtx_costs): Likewise.
4336 (arm_fastmul_rtx_costs): Likewise.
4337 (arm_xscale_rtx_costs): Likewise.
4338 (arm_9e_rtx_costs): Likewise.
4339 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
4340 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
4341 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
4342 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
4343 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
4344 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
4345 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
4346 arm_cortex_m7_tune):
4347 Delete rtx_costs field.
4348 (arm_new_rtx_costs): Rename to...
4349 (arm_rtx_costs_internal): ... This.
4350 (arm_rtx_costs): Remove old way of doing rtx costs.
4352 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4354 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
4355 (arm_fastmul_tune): Likewise.
4356 (arm_strongarm_tune): Likewise.
4357 (arm_xscale_tune): Likewise.
4358 (arm_9e_tune): Likewise.
4359 (arm_marvell_pj4_tune): Likewise.
4360 (arm_v6t2_tune): Likewise.
4361 (arm_v6m_tune): Likewise.
4362 (arm_fa726te_tune): Likewise.
4364 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4366 PR tree-optimization/78234
4367 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
4370 2016-11-08 Martin Liska <mliska@suse.cz>
4373 * dbgcnt.def: Add new debug counter asan_use_after_scope.
4374 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
4375 with a value expr. Do not add artificial variables to
4376 live_switch_vars. Use the debug counter.
4377 (gimplify_target_expr): Use the debug counter.
4378 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
4379 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
4380 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
4382 2016-11-08 Richard Biener <rguenther@suse.de>
4384 * tree-vect-stmts.c (get_group_load_store_type): If the
4385 access is aligned do not trigger peeling for gaps.
4386 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
4387 force alignment of vars with DECL_USER_ALIGN.
4389 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
4391 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
4393 2016-11-08 Richard Biener <rguenther@suse.de>
4395 PR tree-optimization/78205
4396 * tree-vect-stmts.c (vectorizable_load): Move check whether
4397 we may run into gaps when BB vectorizing SLP permutations ...
4398 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
4399 here where we can do a more precise check.
4401 2016-11-08 Richard Biener <rguenther@suse.de>
4403 PR tree-optimization/78224
4404 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
4405 Split the fallthru edge in case its successor may have PHIs.
4406 Do not free dominance info.
4408 2016-11-07 Jakub Jelinek <jakub@redhat.com>
4411 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
4412 EH info even for bzhi and pdep/pext.
4414 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
4416 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
4417 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
4419 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
4421 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
4423 * config/rs6000/vector.md (div<mode>3): Ditto.
4425 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
4427 * configure.ac (.hidden): Change to conftest_s string. Provide string
4429 (gcc_cv_ld_hidden): Yes for AIX.
4430 * configure: Regenerate.
4432 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
4434 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
4435 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
4436 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
4437 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
4438 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
4439 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
4441 (rs6000_xcoff_visibility): New.
4442 (rs6000_xcoff_declare_function_name): Add visibility support.
4443 (rs6000_xcoff_asm_globalize_decl_name): New.
4444 (rs6000_xcoff_asm_output_aligned_decl_common): New.
4445 (rs6000_asm_weaken_decl): New.
4446 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
4447 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
4450 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
4453 * incpath.c (remove_dup): Also silently ignore EPERM.
4455 2016-11-07 Martin Jambor <mjambor@suse.cz>
4457 * tree.c (verify_type_variant): Use pointer comparison to check that
4458 TYPE_SIZE_UNIT match.
4460 2016-11-07 Jakub Jelinek <jakub@redhat.com>
4463 * dse.c (dse_step5): Call scan_reads even if just
4464 insn_info->frame_read. Improve and fix dump file messages.
4467 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
4468 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
4470 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4473 * match.pd: Add following two patterns:
4474 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
4475 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
4477 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
4479 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
4480 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
4481 * rtl.h (duplicate_reg_notes): Declare.
4482 * rtlanal.c (duplicate_reg_note): New function.
4484 PR rtl-optimization/77309
4485 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
4486 don't assume an equality comparison for plain COMPARE.
4487 (simplify_comparison): Pass a more accurate code to
4488 make_compound_operation.
4490 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
4492 * target.def (compute_pressure_classes): New target hook.
4493 * doc/tm.texi.in: Document it.
4494 * doc/tm.texi: Regenerate.
4495 * ira.c (setup_pressure_classes): Call target hook if defined.
4497 2016-11-07 David Malcolm <dmalcolm@redhat.com>
4499 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
4501 (rtx_writer::print_rtx): In compact mode, omit trailing operands
4502 that have the default values.
4503 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
4505 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
4506 label string from expected dump.
4507 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
4510 2016-11-07 Jakub Jelinek <jakub@redhat.com>
4513 * alias.c (nonoverlapping_memrefs_p): If one decl is
4514 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
4516 2016-11-07 Richard Biener <rguenther@suse.de>
4519 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
4522 2016-11-07 Richard Biener <rguenther@suse.de>
4524 PR tree-optimization/78218
4525 * gimple-ssa-store-merging.c
4526 (pass_store_merging::terminate_all_aliasing_chains):
4527 Drop unused argument, fix alias check to also consider uses.
4528 (pass_store_merging::execute): Adjust.
4530 2016-11-07 Richard Biener <rguenther@suse.de>
4532 PR tree-optimization/78228
4533 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
4536 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4539 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
4540 aarch64_simd_shift_imm_<mode> predicate for operand 1.
4541 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
4542 to restrict them to an appropriate range and add FAIL check if the
4543 region they specify is out of range. Delete useless constraint
4545 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
4546 2 and 3 to restrict their range and add pattern predicate.
4548 2016-11-07 Martin Liska <mliska@suse.cz>
4550 * asan.c (enum asan_check_flags): Move the enum to header file.
4551 (asan_init_shadow_ptr_types): Make type creation more generic.
4552 (shadow_mem_size): New function.
4553 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
4554 Rewritten stack unpoisoning code.
4555 (build_shadow_mem_access): Add new argument return_address.
4556 (instrument_derefs): Instrument local variables if use after scope
4557 sanitization is enabled.
4558 (asan_store_shadow_bytes): New function.
4559 (asan_expand_mark_ifn): Likewise.
4560 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
4561 * asan.h (enum asan_mark_flags): Moved here from asan.c
4562 (asan_protect_stack_decl): Protect all declaration that need
4564 (asan_sanitize_use_after_scope): New function.
4565 (asan_no_sanitize_address_p): Likewise.
4566 * cfgexpand.c (partition_stack_vars): Consider
4567 asan_sanitize_use_after_scope in condition.
4568 (expand_stack_vars): Likewise.
4569 * common.opt (-fsanitize-address-use-after-scope): New option.
4570 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
4571 Explain the parameter.
4572 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
4573 * gimplify.c (build_asan_poison_call_expr): New function.
4574 (asan_poison_variable): Likewise.
4575 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
4576 variables that have address taken.
4577 (gimplify_decl_expr): Likewise.
4578 (gimplify_target_expr): Likewise for C++ temporaries.
4579 (sort_by_decl_uid): New function.
4580 (gimplify_expr): Unpoison all variables for a label we can jump
4581 from outside of a scope.
4582 (gimplify_switch_expr): Unpoison variables defined in the switch
4584 (gimplify_function_tree): Clear asan_poisoned_variables.
4585 (asan_poison_variables): New function.
4586 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
4587 * internal-fn.c (expand_ASAN_MARK): New function.
4588 * internal-fn.def (ASAN_MARK): Declare.
4589 * opts.c (finish_options): Handle -fstack-reuse if
4590 -fsanitize-address-use-after-scope is enabled.
4591 (common_handle_option): Enable address sanitization if
4592 -fsanitize-address-use-after-scope is enabled.
4593 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
4595 * params.h: Likewise.
4596 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
4597 * sanitizer.def: Define __asan_poison_stack_memory and
4598 __asan_unpoison_stack_memory functions.
4599 * asan.c (asan_mark_poison_p): New function.
4600 (transform_statements): Handle asan_mark_poison_p calls.
4601 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
4603 2016-11-07 Tamar Christina <tamar.christina@arm.com>
4606 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
4608 2016-11-07 Martin Liska <mliska@suse.cz>
4610 * tree-profile.c (gimple_gen_time_profiler): Set proper type
4611 to time_profiler_counter_ptr.
4613 2016-11-07 Richard Biener <rguenther@suse.de>
4615 PR tree-optimization/37150
4616 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
4618 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
4619 (vect_analyze_slp_cost_1): Account for the real number of
4620 permutations emitted and for dead loads.
4621 (vect_transform_slp_perm_load): Add n_perms parameter counting
4622 the number of emitted permutations.
4623 * tree-vect-stmts.c (vectorizable_load): Adjust.
4625 2016-11-07 Richard Biener <rguenther@suse.de>
4627 PR tree-optimization/78189
4628 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
4629 alignment computation.
4631 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
4633 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
4635 2016-11-05 Martin Sebor <msebor@redhat.com>
4637 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
4640 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
4644 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
4646 2016-11-04 Jakub Jelinek <jakub@redhat.com>
4649 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
4650 doesn't have rtl set.
4652 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4654 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
4655 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
4656 rs6000_gimple_fold_builtin.
4657 (rs6000_gimple_fold_builtin): New function. Add handling for
4658 early expansion of vector addition builtins.
4660 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
4662 * expr.h (copy_blkmode_from_reg): Delete.
4663 * expr.c (copy_blkmode_from_reg): Make static.
4665 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
4667 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
4668 * combine.c (LOAD_EXTEND_OP): Delete.
4669 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
4670 * cse.c (LOAD_EXTEND_OP): Delete.
4671 * fold-const.c (LOAD_EXTEND_OP): Likewise.
4672 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
4673 * postreload.c (LOAD_EXTEND_OP): Delete.
4674 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
4675 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
4676 (find_reloads): Likewise.
4677 * reload1.c (eliminate_regs_1): Likewise.
4678 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
4679 (num_sign_bit_copies1): Likewise.
4681 2016-11-04 David Malcolm <dmalcolm@redhat.com>
4683 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
4684 (selftest::ix86_test_dumping_hard_regs): New function.
4685 (selftest::ix86_run_selftests): New function.
4686 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
4687 selftest::ix86_run_selftests.
4688 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
4689 * doc/tm.texi: Regenerate
4690 * selftest-rtl.h: New file.
4691 * rtl-tests.c: Include "selftest-rtl.h".
4692 (selftest::assert_rtl_dump_eq): Make non-static.
4693 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
4694 (selftest::test_dumping_regs): Update comment.
4695 * selftest-run-tests.c: Include "target.h".
4696 (selftest::run_tests): If non-NULL, call
4697 targetm.run_target_selftests.
4698 * target.def (run_target_selftests): New hook.
4700 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4702 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
4703 representative core for this architecture.
4704 * config/arm/arm-cores.def (cortex-m33): Define new processor.
4705 * config/arm/arm-tables.opt: Regenerate.
4706 * config/arm/arm-tune.md: Likewise.
4707 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
4708 valid -mcpu options.
4709 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
4711 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4713 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
4714 representative core for this architecture.
4715 * config/arm/arm-cores.def (cortex-m23): Define new processor.
4716 * config/arm/arm-tables.opt: Regenerate.
4717 * config/arm/arm-tune.md: Likewise.
4718 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
4719 this tuning parameters apply to in the comment.
4720 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
4721 valid -mcpu options.
4722 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
4724 2016-11-04 Bin Cheng <bin.cheng@arm.com>
4726 * fold-const.c (fold_cond_expr_with_comparison): Remove call
4727 to pedantic_non_lvalue_loc. Remove useless code for lvalue
4728 where cond_expr can't be a lvalue.
4730 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
4732 * config/arc/arc.c (arc_process_double_reg_moves): Use
4734 * config/arc/arc.md (movsi_insn): Disable unsupported move
4735 instructions for ARCv2 cores.
4736 (movdi): Use prepare_move_operands.
4737 (movsf, movdf): Use move_dest_operand predicate.
4738 * config/arc/constraints.md (Chs): Enable when barrel shifter is
4740 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
4741 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
4743 (dexcl_3op_peep2_insn_nores): Likewise.
4744 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
4745 (LINK_COMMAND_SPEC): Remove.
4747 2016-11-04 Richard Biener <rguenther@suse.de>
4750 * loop-invariant.c (find_exits): Record entering inner
4751 loops as possibly exiting to handle infinite sub-loops.
4752 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
4753 (fill_always_executed_in_1): Honor infinite child loops.
4755 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4758 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
4759 has already been adjusted for endianness, so don't adjust it any
4763 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
4764 ICmode unless we have standard PowerPC floating point.
4765 * config/rs6000/rs6000.md (FP iterator): Likewise.
4766 (FMOVE128 iterator): Likewise.
4768 2016-11-03 Jakub Jelinek <jakub@redhat.com>
4769 Alexandre Oliva <aoliva@redhat.com>
4770 Jason Merrill <jason@redhat.com>
4774 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
4776 * langhooks.c (lhd_type_dwarf_attribute): New function.
4777 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
4778 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
4779 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
4780 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
4781 (check_qualified_type, check_aligned_type): Call it.
4782 * dwarf2out.c (modified_type_die): Don't use type_main_variant
4783 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
4784 check_base_type and check_lang_type.
4785 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
4786 return early. For pointer-to-data-member add DW_AT_use_location
4788 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
4790 (gen_type_die_with_usage): Don't use type_main_variant
4791 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
4792 check_base_type and check_lang_type. Formatting fixes. Call
4793 get_debug_type langhook.
4795 2016-11-03 Jason Merrill <jason@redhat.com>
4797 * tree.c (check_lang_type): New.
4798 (check_qualified_type): Use it.
4799 (check_aligned_type): Use it.
4800 * tree.h: Declare it.
4802 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
4804 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
4805 (arm*-freebsd*): Likewise.
4806 (arm*-*-netbsdelf*): Likewise.
4807 (arm*-*-linux*): Likewise.
4808 (arm*-*-uclinux*eabi*): Likewise.
4809 (arm*-*-phoenix*): Likewise.
4810 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
4811 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
4812 specified. Default to arm6 if target_cpu_cname is not set.
4813 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
4814 default cpu has been correctly configured.
4815 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
4816 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
4817 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
4818 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
4819 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
4820 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
4821 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
4823 2016-11-03 Jiong Wang <jiong.wang@arm.com>
4825 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
4826 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
4827 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
4828 (output_cfa_loc): Support DW_CFA_val_expression.
4829 (output_cfa_loc_raw): Likewise.
4830 (output_cfi): Likewise.
4831 (output_cfi_directive): Likewise.
4832 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
4833 (dw_cfi_oprnd2_desc): Likewise.
4834 (mem_loc_descriptor): Recognize new pattern generated for value
4837 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
4839 PR rtl-optimization/78186
4840 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
4841 well, when converting to IOR.
4843 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
4845 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
4846 (vec_interleave_highv8qi): Likewise.
4848 2016-11-03 Martin Liska <mliska@suse.cz>
4850 * profile.c (instrument_values): Fix coding style.
4851 (branch_prob): Use renamed function.
4852 * tree-profile.c (init_ic_make_global_vars): Likewise.
4853 (gimple_init_edge_profiler): Rename to
4854 gimple_init_gcov_profiler.
4855 tree_time_profiler_counter variable declaration.
4856 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
4858 * value-prof.h: Remove an argument.
4860 2016-11-03 Richard Biener <rguenther@suse.de>
4862 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
4863 symtab_node::get_create.
4865 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4867 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
4868 Move comments into more natural position.
4870 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
4872 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
4873 (PTRDIFF_TYPE): Define as int.
4875 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4877 * ccmp.c (expand_ccmp_expr_1): Adjust.
4878 (expand_ccmp_expr): Likewise.
4879 (expand_ccmp_next): Likewise.
4880 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
4881 (aarch64_gen_ccmp_first): Likewise.
4882 * doc/tm.texi: Regenerate.
4883 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
4884 (gen_ccmp_next): Likewise.
4886 2016-11-03 Bin Cheng <bin.cheng@arm.com>
4888 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
4889 (vect_is_simple_reduction): Swap cond_reduction by inversion.
4891 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
4893 * config/i386/i386.c (ix86_init_libfuncs): New. Call
4894 darwin_rename_builtins here.
4895 (ix86_expand_divmod_libfunc): New.
4896 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
4897 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
4899 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
4900 Nathan Sidwell <nathan@acm.org>
4902 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
4904 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
4906 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
4908 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
4909 to format MODE_INT and MODE_PARTIAL_INT literals.
4911 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
4914 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
4915 NULL if TARGET_SPE_ABI.
4917 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4919 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
4920 clear padding bits even when they're less than a byte.
4922 2016-11-02 Richard Biener <rguenther@suse.de>
4924 * gimple-ssa-store-merging.c: Include gimplify-me.h.
4925 (imm_store_chain_info::output_merged_stores): Force base_addr
4926 to be proper GIMPLE for a MEM_REF address.
4927 (pass_store_merging::execute): Restrict negative bitpos
4928 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
4929 check. Take into account non-NULL_TREE offset if the base
4930 is already addressable.
4932 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
4934 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
4936 (aarch64_be_crypto_sha1hv4si): New pattern.
4938 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
4940 * config/aarch64/aarch64.md (add<mode>3): Remove
4941 redundant code. Don't split frame based additions.
4943 2016-11-02 Richard Biener <rguenther@suse.de>
4945 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
4946 redundant val and dest members.
4947 (store_immediate_info::store_immediate_info): Adjust.
4948 (merged_store_group::merged_store_group): Adjust.
4949 (merged_store_group::apply_stores): Likewise.
4950 (struct imm_store_chain_info): Add base_addr field.
4951 (imm_store_chain_info::imm_store_chain_info): New constructor.
4952 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
4953 (imm_store_chain_info::output_merged_store): Likewise. Use
4954 addr_base which is already the address.
4955 (imm_store_chain_info::output_merged_stores): Likewise.
4956 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
4957 imm_store_chain_info instead of base. Fix alias check.
4958 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
4959 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
4960 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
4961 use the address of the base and adjust for other changes.
4963 2016-11-02 Martin Liska <mliska@suse.cz>
4965 * fold-const-call.c (host_size_t_cst_p): Test whether
4966 t is convertible to size_t.
4968 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4970 PR tree-optimization/78170
4971 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
4972 introduced by native_encode_expr on little-endian as well.
4974 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4976 PR tree-optimization/78162
4977 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
4980 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4982 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
4984 (aarch64_next_callee_save): Likewise.
4985 (aarch64_pushwb_single_reg): Likewise.
4986 (aarch64_gen_storewb_pair): Likewise.
4987 (aarch64_push_regs): Likewise.
4988 (aarch64_gen_loadwb_pair): Likewise.
4989 (aarch64_pop_regs): Likewise.
4990 (aarch64_gen_store_pair): Likewise.
4991 (aarch64_gen_load_pair): Likewise.
4992 (aarch64_save_callee_saves): Likewise.
4993 (aarch64_restore_callee_saves): Likewise.
4995 2016-11-02 Richard Biener <rguenther@suse.de>
4997 PR tree-optimization/78035
4998 PR tree-optimization/77964
4999 * gimple-pretty-print.c (pp_points_to_solution): Print
5000 vars_contains_interposable.
5001 * tree-ssa-alias.c: Include varasm.h.
5002 (ptrs_compare_unequal): Check vars_contains_interposable and
5003 decl_binds_to_current_def_p.
5004 (dump_points_to_solution): Dump vars_contains_interposable.
5005 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
5007 * tree-ssa-structalias.c: Include varasm.h.
5008 (set_uids_in_ptset): Record whether vars contains a
5009 not decl_binds_to_current_def_p variable in vars_contains_interposable.
5010 (ipa_escaped_pt): Update initializer.
5012 2016-11-02 Richard Biener <rguenther@suse.de>
5014 PR tree-optimization/78047
5015 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
5016 fake field at offset zero conservatively regarding to may_have_pointers.
5018 2016-11-02 Richard Biener <rguenther@suse.de>
5020 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
5021 infer_value_range on stmt ops and update value-ranges.
5022 Dump visited stmts and blocks.
5023 (evrp_dom_walker::push_value_range): Dump changes.
5024 (evrp_dom_walker::pop_value_range): Likewise.
5025 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
5027 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5029 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
5031 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
5033 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5035 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
5036 and adjust for that.
5037 * cfgrtl.h (delete_insn_chain): Adjust prototype.
5039 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5041 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
5043 (transcode_memory_rtx): Likewise.
5044 (move_to_acc): Likewise.
5045 (move_from_acc): Likewise.
5046 (move_acc_to_reg): Likewise.
5047 (move_to_x): Likewise.
5048 (move_to_hl): Likewise.
5049 (move_to_de): Likewise.
5050 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
5051 (rs6000_emit_savres_rtx): Likewise.
5052 (rs6000_emit_prologue): Likewise.
5053 * reorg.c (update_reg_unused_notes): Likewise.
5054 * rtl.h (remove_note): Adjust prototype.
5055 * rtlanal.c (remove_note): Make argument type rtx_insn *.
5057 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5059 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
5060 variables so some can be rtx_insn *.
5061 (alpha_emit_xfloating_libcall): Likewise.
5062 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
5063 (mips_legitimize_tls_address): Likewise.
5064 * optabs.c (expand_binop): Likewise.
5065 * reload1.c (gen_reload): Likewise.
5067 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5069 * reorg.c (relax_delay_slots): Split up the trial variable.
5071 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5073 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
5074 of variables rtx_insn *.
5075 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
5076 (legitimize_tls_address): Likewise.
5077 * config/bfin/bfin.c (hwloop_optimize): Likewise.
5078 (bfin_gen_bundles): Likewise.
5079 * config/c6x/c6x.c (reorg_split_calls): Likewise.
5080 (c6x_reorg): Likewise.
5081 * config/frv/frv.c (frv_reorder_packet): Likewise.
5082 * config/i386/i386.c (ix86_split_idivmod): Likewise.
5083 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
5084 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
5085 * config/mn10300/mn10300.c: Likewise.
5086 * config/rl78/rl78.c: Likewise.
5087 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
5088 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
5089 (sh_expand_cmpnstr): Likewise.
5090 (sh_expand_strlen): Likewise.
5091 (sh_expand_setmem): Likewise.
5092 * config/sh/sh.md: Likewise.
5093 * emit-rtl.c (emit_pattern_before): Likewise.
5094 * except.c: Likewise.
5095 * final.c: Likewise.
5098 2016-11-01 Jason Merrill <jason@redhat.com>
5100 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
5101 a COND_EXPR with constant condition.
5103 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5105 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
5106 and its initialization.
5108 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5110 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
5113 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5115 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
5116 argument, don't call add_linkage_name if it is true.
5117 (gen_variable_die): For C++ inline static data members, consider the
5118 initial call when old_die is NULL to be declaration and call
5119 add_name_and_src_coords_attributes in that case with true as
5120 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
5121 (gen_member_die): For C++ inline static data members, emit a
5122 definition DIE right away in DW_TAG_compile_unit context.
5124 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
5127 * config/pa/pa.md: Add new shift/add patterns to handle
5128 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
5130 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
5132 * config/xtensa/xtensa-protos.h
5133 (xtensa_use_return_instruction_p): New prototype.
5134 * config/xtensa/xtensa.c (xtensa_current_frame_size,
5135 xtensa_callee_save_size): Remove.
5136 (struct machine_function): Add new fields: current_frame_size,
5137 callee_save_size, frame_laid_out and epilogue_done.
5138 (compute_frame_size, xtensa_expand_prologue,
5139 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
5140 cfun->machine->callee_save_size and xtensa_current_frame_size
5141 with cfun->machine->current_frame_size.
5142 (compute_frame_size): Update cfun->machine->frame_laid_out and
5143 don't update frame layout after reload completion.
5144 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
5145 instead of zeroing xtensa_current_frame_size.
5146 (xtensa_use_return_instruction_p): New function.
5147 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
5149 (INITIAL_ELIMINATION_OFFSET): Use return value of
5150 compute_frame_size instead of xtensa_current_frame_size value.
5151 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
5152 function xtensa_use_return_instruction_p instead of inline code.
5154 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5156 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
5157 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
5158 * dwarf2out.c (rnglist_idx): New variable.
5159 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
5160 (DEBUG_RNGLISTS_SECTION): Define.
5161 (ranges_base_label): New variable.
5162 (size_of_die) <case dw_val_class_range_list>: If using
5163 DW_FORM_rnglistx, count size of uleb128 of range list index.
5164 (value_format) <case dw_val_class_range_list>: For
5165 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
5166 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
5167 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
5168 (add_ranges_num): Remove useless prototype. Don't multiply
5169 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
5170 for new fields added to dw_ranges struct.
5171 (add_ranges): Add maybe_new_sec argument and pass it
5172 through to add_ranges_num.
5173 (note_rnglist_head): New function.
5174 (add_ranges_by_labels): Pass true as maybe_new_sec to
5175 add_ranges_num, call note_rnglist_head on the head of the list.
5176 (output_ranges): Add function comment. Switch to
5177 .debug_ranges section here and emit .Ldebug_ranges0 label.
5178 (index_rnglists, output_rnglists): New functions.
5179 (gen_subprogram_die): Formatting fixes.
5180 (add_high_low_attributes): Don't divide offsets
5181 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
5182 first list element or when pointing into the middle of
5183 a list. Pass true as second argument to add_ranges on the
5184 first block fragment after cold/hot section switch.
5185 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
5186 section instead of .debug_ranges. Initialize
5187 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
5188 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
5189 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
5190 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
5191 Call output_rnglists for -gdwarf-5.
5192 (dwarf2out_c_finalize): Clear rnglist_idx.
5194 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
5196 * combine.c (simplify_compare_const): Add gcc_fallthrough.
5198 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
5199 Tamar Christina <tamar.christina@arm.com>
5201 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
5202 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
5203 (vmaxnmq_f32): Likewise.
5204 (vminnm_f32): Likewise.
5205 (vminnmq_f32): Likewise.
5206 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
5208 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
5211 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
5213 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
5214 binary floating point types supported by the hardware except for
5216 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
5217 vector instruction for optimizing extracting a SImode from a
5218 V4SImode vector and converting it to floating point.
5219 (vsx_xvcvuxwdp_df): Likewise.
5220 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
5221 registers to be any VSX register. Move stores to the end of the
5223 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
5224 to optimize extracting a SImode from a V4SImode vector and
5225 converting it to a binary floating point type supported by the
5226 hardware. Use the vector converts instead of extracting the
5227 element, sign extending it, and then converting it to double.
5228 Other floating point types than double first convert to double,
5229 then the double is converted to that type.
5230 (vsx_extract_si_<uns>float_<mode>): Likewise.
5232 2016-10-31 Andrew Pinski <apinski@cavium.com>
5234 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
5235 Rewrite handling of part num to handle the case where
5236 multiple implementers share the same part num.
5238 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
5239 Jakub Jelinek <jakub@redhat.com>
5241 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
5242 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
5244 2016-10-31 Jakub Jelinek <jakub@redhat.com>
5246 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
5247 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
5248 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
5249 (is_cu_die, is_unit_die): Likewise.
5250 (should_move_die_to_comdat, break_out_comdat_types): Adjust
5251 comments for DWARF5 DW_UT_type units.
5252 (output_compilation_unit_header): Add UT argument, output
5253 start of DWARF5 .debug_info section header.
5254 (output_comp_unit): Add dwo_id argument. Adjust
5255 output_compilation_unit_header caller, for DW_UT_split_compile
5256 emit dwo_id field, otherwise padding1. Emit padding2 field.
5257 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
5258 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
5259 (output_skeleton_debug_sections): Add dwo_id argument, for
5260 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
5261 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
5262 DW_UT_type or DW_UT_split_type units rather than .debug_types.
5263 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
5264 DW_TAG_compile_unit for skeleton unit die. Don't add
5265 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
5266 address to output_comp_unit and output_skeleton_debug_sections.
5268 * dwarf2out.c (debug_line_str_section): New variable.
5269 (debug_line_str_hash): Likewise.
5270 (DEBUG_LINE_STR_SECTION): Define.
5271 (set_indirect_string): Handle DW_FORM_line_strp like
5273 (find_string_form): Fix up formatting.
5274 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
5276 (output_die): Handle DW_FORM_line_strp.
5277 (DWARF5_USE_DEBUG_LINE_STR): Define.
5278 (output_line_string): New function.
5279 (output_file_names): Add -gdwarf-5 support.
5280 (output_line_info): Likewise.
5281 (init_sections_and_labels): Initialize debug_line_str_section.
5282 (output_indirect_string): Change 2nd argument from void *
5283 to enum dwarf_form form, compare with form rather than
5285 (output_indirect_strings): Pass DW_FORM_strp to
5286 output_indirect_string traversion.
5287 (dwarf2out_finish): Output .debug_line_str strings.
5288 (dwarf2out_c_finalize): Clear debug_line_str_section and
5289 debug_line_str_hash.
5291 2016-10-31 Tom Tromey <tom@tromey.com>
5294 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
5295 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
5296 DW_OP_GNU_push_tls_address case.
5297 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
5299 2016-10-31 Jakub Jelinek <jakub@redhat.com>
5301 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
5302 for frame_offset_rel bit.
5303 (struct array_descr_info): Add rank field.
5304 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
5305 and placeholder_seen fields.
5306 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
5307 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
5308 DW_OP_pick 1 into DW_OP_over.
5309 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
5310 gen_variant_part): Clear placeholder_{arg,seen}.
5311 (loc_list_from_tree_1): Drop const from context argument.
5312 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
5313 (loc_list_for_address_of_addr_expr_of_indirect_ref,
5314 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
5316 (add_scalar_info): Drop const from context argument. Handle
5317 context->placeholder_arg.
5318 (add_bound_info): Drop const from context argument.
5319 (gen_descr_array_type_die): Drop const from ctx variable.
5320 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
5321 attribute and use a single DW_TAG_generic_subrange instead of
5322 7 DW_TAG_subrange_type for assumed rank arrays.
5324 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
5325 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
5326 from bool to 1-bit uchar bitfield. Add num_assigned and
5327 offset_emitted bitfields.
5328 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
5329 for dw_val_class_lineptr and dw_val_class_macptr. Handle
5330 dw_val_class_loclistsptr.
5331 (new_addr_loc_descr): Fix up formatting.
5332 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
5333 (add_AT_low_high_pc): Fix up formatting.
5334 (add_AT_loclistsptr): New function.
5335 (AT_lbl): Allow dw_val_class_loclistsptr.
5336 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
5337 Handle dw_val_class_loclistsptr.
5338 (loc_list_idx): New variable.
5339 (output_loclists_offsets, assign_location_list_indexes): New
5341 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
5342 add size_of_uleb128 of the index. Drop never used
5343 dwarf_split_debug_info AT_index handling. Handle
5344 dw_val_class_loclistsptr.
5345 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
5346 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
5347 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
5348 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
5349 DW_FORM_loclistx indexes.
5350 (output_attr_index_or_value): Fix up formatting. Don't handle
5351 dw_val_class_loc_list here.
5352 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
5353 For dw_val_class_loc_list call output_loc_list_offset rather than
5354 output_attr_index_or_value.
5355 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
5356 or .debug_loclists.dwo section name for debug_loc_section.
5357 (resolve_addr_in_expr): Formatting fix.
5358 (index_location_lists): Likewise.
5359 (dwarf2out_finish): If there are any location lists, for
5360 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
5361 index_location_lists only if have_location_lists. Call
5362 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
5363 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
5364 -gsplit-dwarf also emit offset table.
5366 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
5367 (size_of_die, value_format, output_die): Use
5368 DW_FORM_data16 for 128-bit dw_val_class_const_double or
5369 dw_val_class_wide_int.
5371 * dwarf2out.c (dwarf_op): Renamed to ...
5372 (dwarf_OP): ... this.
5373 (convert_descriptor_to_mode, scompare_loc_descriptor,
5374 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
5375 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
5377 (dwarf_AT, dwarf_TAG): New functions.
5378 (check_die): Disallow DW_AT_call_all_calls next to
5379 DW_AT_GNU_all_call_sites.
5380 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
5381 and attributes instead of the corresponding GNU tag and attributes.
5382 (gen_subprogram_die): Likewise. Emit call site information even
5383 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
5384 DW_AT_defaulted in comment.
5385 (resolve_addr): Handle DW_AT_call_origin attribute on
5386 DW_TAG_call_site DIE like DW_AT_abstract_origin on
5387 DW_TAG_GNU_call_site DIE.
5389 * dwarf2out.c (dwarf_op): New function.
5390 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
5391 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
5392 (output_loc_operands, output_loc_operands_raw): Likewise.
5393 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
5394 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
5395 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
5396 if dwarf_version < 5.
5397 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
5399 (scompare_loc_descriptor, ucompare_loc_descriptor,
5400 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
5401 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
5402 optimize_location_into_implicit_ptr): Likewise. Only punt for
5403 !dwarf_strict if dwarf_version < 5.
5404 (string_cst_pool_decl): Adjust comment.
5405 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
5407 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
5408 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
5409 (struct dw_val_node): Add val_file_implicit field.
5410 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
5411 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
5412 output_die): Handle dw_val_class_const_implicit,
5413 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
5414 (abbrev_die_table): Change into va_gc vec.
5415 (abbrev_die_table_allocated, abbrev_die_table_in_use,
5416 ABBREV_DIE_TABLE_INCREMENT): Remove.
5417 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
5418 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
5420 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
5421 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
5423 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
5425 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
5427 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
5429 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
5430 unit. Call optimize_abbrev_table.
5431 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
5432 abbrev_die_table being a va_gc vec.
5434 PR tree-optimization/77860
5435 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
5436 also integral complex and vector constants.
5438 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
5439 optimize_macinfo_range, save_macinfo_strings): Replace
5440 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
5441 (output_macinfo): Likewise. Emit .debug_macro* rather than
5442 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
5443 (init_sections_and_labels): Use .debug_macro* labels rather than
5444 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
5445 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
5446 or DW_AT_GNU_macros for -gdwarf-5.
5448 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
5450 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
5452 2016-09-11 Le-Chun Wu <lcwu@google.com>
5453 Mark Wielaard <mjw@redhat.com>
5455 * common.opt (Wshadow=global): New option. Default for -Wshadow.
5456 (Wshadow=local): New option.
5457 (Wshadow-local): Hidden alias for -Wshadow=local.
5458 (Wshadow=compatible-local): New option.
5459 (Wshadow-compatible-local): Hidden alias for
5460 -Wshadow=compatible-local.
5461 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
5462 Wshadow=compatible-local.
5464 2016-10-31 Bin Cheng <bin.cheng@arm.com>
5466 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
5467 Check slp defs for COND_EXPR by swapping/inverting operands if the
5468 new parameter SWAP indicates so.
5469 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
5470 is isomorphic to the first stmt via swapping/inverting. Store swap
5471 information in the new parameter SWAP.
5472 (vect_build_slp_tree): New local array SWAP and pass it to function
5473 vect_build_slp_tree_1. Cleanup result handling code for function
5474 call to vect_get_and_check_slp_defs. Skip operand swapping if the
5475 order of operands has been fixed as indicated by SWAP[i].
5477 2016-10-31 Bin Cheng <bin.cheng@arm.com>
5479 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
5480 unnecessary data dependence check after visited store stmt.
5482 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5484 PR tree-optimization/71915
5485 PR tree-optimization/71490
5486 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
5488 (find_basis_for_base_expr): Require stride types to match when
5490 (alloc_cand_and_find_basis): Record the stride type.
5491 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
5492 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
5493 the expressions having those types.
5494 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
5495 (create_mul_ssa_cand): Likewise.
5496 (create_mul_imm_cand): Likewise.
5497 (create_add_ssa_cand): Likewise.
5498 (create_add_imm_cand): Likewise.
5499 (legal_cast_p_1): Change interface to accept types rather than the
5500 expressions having those types.
5501 (legal_cast_p): Pass types to legal_cast_p_1.
5502 (slsr_process_cast): Pass stride type to
5503 alloc_cand_and_find_basis.
5504 (slsr_process_copy): Likewise.
5505 (dump_candidate): Display stride type when a cast exists.
5506 (create_add_on_incoming_edge): Introduce a cast when necessary for
5508 (analyze_increments): Change the code checking for invalid casts
5509 to rely on the stride type, and update the documentation and
5510 example. Change the code checking for pointer multiplies to rely
5512 (insert_initializers): Introduce a cast when necessary for the
5513 stride type. Use the stride type for the type of the initializer.
5515 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5517 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
5519 2016-10-29 Jakub Jelinek <jakub@redhat.com>
5521 PR rtl-optimization/77919
5522 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
5523 into memory if both modes are complex and their inner modes have the
5524 same precision. If the two modes are different complex modes, convert
5525 each part separately and generate a new CONCAT.
5527 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
5529 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
5531 2016-10-29 Jakub Jelinek <jakub@redhat.com>
5534 * gimple-ssa-store-merging.c
5535 (imm_store_chain_info::output_merged_store): Use build_aligned_type
5536 instead of SET_TYPE_ALIGN on shared integral type.
5538 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
5540 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
5541 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
5544 2016-10-28 Jeff Law <law@redhat.com>
5546 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
5547 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
5549 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
5551 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
5553 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
5555 * target.def (min_arithmetic_precision): New hook.
5556 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
5557 * doc/tm.texi: Regenerate.
5558 * internal-fn.c (expand_arith_overflow): Adjust handling of target
5559 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
5560 * targhooks.c (default_min_arithmetic_precision): New function.
5561 * targhooks.h (default_min_arithmetic_precision): Declare.
5562 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
5563 (sparc_min_arithmetic_precision): New function.
5565 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
5568 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
5569 Swap commutative operands in new RTL if needed. Handle zero_ext
5571 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
5574 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5575 Kugan Vivekanandarajah <kuganv@linaro.org>
5576 Jim Wilson <jim.wilson@linaro.org>
5578 PR tree-optimization/43721
5579 * target.def: New hook expand_divmod_libfunc.
5580 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
5581 * doc/tm.texi: Regenerate.
5582 * internal-fn.def: Add new entry for DIVMOD ifn.
5583 * internal-fn.c (expand_DIVMOD): New.
5584 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
5586 (widen_mul_stats): Add new field divmod_calls_inserted.
5587 (target_supports_divmod_p): New.
5588 (divmod_candidate_p): Likewise.
5589 (convert_to_divmod): Likewise.
5590 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
5591 renumber_gimple_stmt_uids at beginning of function. Call
5592 convert_to_divmod and record stats for divmod.
5593 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
5594 TARGET_EXPAND_DIVMOD_LIBFUNC.
5595 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
5598 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
5599 Segher Boessenkool <segher@kernel.crashing.org>
5601 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
5602 swapping the arms of the branch.
5603 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
5604 sequence for the generic signed-signed-signed case.
5606 2016-10-28 Jeff Law <law@redhat.com>
5608 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
5610 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
5612 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
5614 PR rtl-optimization/78029
5615 * function.c (prologue_contains, epilogue_contains): New functions.
5616 (record_prologue_seq, record_epilogue_seq): New functions.
5617 * function.h (prologue_contains, epilogue_contains,
5618 record_prologue_seq, record_epilogue_seq): New declarations.
5619 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
5620 mixing prologue and epilogue insns.
5621 (init_deps): Initialize the new fields in struct deps_desc.
5622 * sched-int.h (struct deps_desc): New fields last_prologue,
5623 last_epilogue, and last_logue_was_epilogue.
5624 * shrink-wrap.c (emit_common_heads_for_components): Record all
5625 emitted prologue and epilogue insns.
5626 (emit_common_tails_for_components): Ditto.
5627 (insert_prologue_epilogue_for_components): Ditto.
5629 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5632 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
5633 * common.opt (fstore-merging): New Optimization option.
5634 * opts.c (default_options_table): Add entry for
5635 OPT_ftree_store_merging.
5636 * fold-const.h (can_native_encode_type_p): Declare prototype.
5637 * fold-const.c (can_native_encode_type_p): Define.
5638 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
5639 (PARAM_MAX_STORES_TO_MERGE): Likewise.
5640 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
5641 * passes.def: Insert pass_tree_store_merging.
5642 * tree-pass.h (make_pass_store_merging): Declare extern
5644 * gimple-ssa-store-merging.c: New file.
5645 * doc/invoke.texi (Optimization Options): Document
5647 (--param documentation): Document store-merging-allow-unaligned
5648 and max-stores-to-merge.
5650 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
5653 * gimplify.c (gimplify_init_constructor): Move emit of constructor
5654 assignment to earlier in the if/else logic.
5656 2016-10-28 Richard Biener <rguenther@suse.de>
5660 * fold-const.c (make_bit_field_ref): Only adjust alias set
5661 when the original alias set was zero.
5663 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5665 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
5666 (s390_adjust_loops): New function.
5667 (s390_reorg): Invoke s390_adjust_loops.
5668 * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
5669 ("osc_break"): New insn definition.
5671 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5673 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
5674 * config.gcc: Support alternate archXX cpu levels with
5675 --with-arch= and --with-tune=.
5676 * config/s390/linux.h: Translate new archXX cpu levels to the
5677 original names when calling GAS.
5678 * config/s390/tpf.h: Likewise.
5679 * doc/invoke.texi: Document the alternate cpu level names.
5681 2016-10-28 Jakub Jelinek <jakub@redhat.com>
5683 PR rtl-optimization/77919
5684 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
5685 MEM if mode1 is not a complex mode.
5687 PR rtl-optimization/78132
5688 * ree.c (combine_reaching_defs): Give up if copy_needed and
5689 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
5691 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
5693 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
5695 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
5697 * config/rs6000/constraints.md (wH constraint): Add new
5698 constraints for allowing 32-bit integers (and eventually 8/16-bit
5699 integers) into the vector registers.
5700 (wI constraint): Likewise.
5701 (wJ constraint): Likewise.
5702 (wK constraint): Likewise.
5703 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
5704 -mvsx-small-integer as a default option for ISA 2.07
5706 (POWERPC_MASKS): Likewise.
5707 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
5708 switch to turn off small integer support in vector registers.
5709 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
5710 test for -mupper-regs-di, since it is already done with the
5711 reg_add[mode].scalar_in_vsx_p. Add support for the switch
5712 -mvsx-small-integer.
5713 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
5715 (rs6000_setup_reg_addr_masks): Likewise.
5716 (rs6000_init_hard_regno_mode_ok): Likewise.
5717 (rs6000_option_override_internal): Add consistency checks for
5718 -mvsx-small-integer.
5719 (rs6000_secondary_reload_simple_move): SImode is a simple move if
5720 -mvsx-small-integer.
5721 (rs6000_secondary_reload): Use std::swap.
5722 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
5723 VSX_REGS for small integers in vector registers, since there is no
5724 D-FORM address mode for such types.
5725 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
5726 (rs6000_opt_masks): Add -mvsx-small-integer.
5727 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
5729 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
5730 extracts can be done on ISA 2.07.
5731 (vsx_extract_<mode>): Add support for small integers in vsx
5733 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
5734 longer support V4SImode in this pattern.
5735 (vsx_extract_si): New insn to support extraction of SImode in ISA
5736 2.07 using either xxextractuw or vspltw.
5737 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
5738 longer support V4SImode in this pattern.
5739 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
5740 wJ, and wK constraints.
5741 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
5742 storing SDmode with VSX instructions.
5743 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
5744 GPR load and before the FPR and VSX loads. Remove ??, ! from the
5745 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
5746 small integers in vector registers.
5747 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
5748 load and before the FPR and VSX loads. Remove ??, ! from the
5749 constraints. Add VEXTSW2D support for small integers in vector
5751 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
5752 integers in vector registers.
5753 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
5754 move instead of using an UNSPEC.
5755 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
5756 integers in vector registers.
5757 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
5758 move instead of using an UNSPEC.
5759 (movsi_internal1): Add support for -mvsx-small-integer. Align
5760 columns so that it is more readable.
5761 (SImode splitter for ISA 3.0 constants): Add splitter for
5762 -128..127 constants that can easily be constructed on ISA 3.0.
5763 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
5766 2016-10-27 Jakub Jelinek <jakub@redhat.com>
5769 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
5772 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
5774 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
5775 PIC_OFFSET_TABLE_REGNUM twice.
5777 2016-10-27 Bin Cheng <bin.cheng@arm.com>
5779 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
5780 support for constant operand for OP.
5782 2016-10-27 Jakub Jelinek <jakub@redhat.com>
5784 * dwarf2out.c (gen_member_die): Only reparent_child instead of
5785 splice_child_die if child doesn't have DW_AT_specification attribute.
5787 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
5789 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
5790 (TARGET_HAVE_LDREXBH): Likewise.
5791 (TARGET_HAVE_LDACQ): Likewise.
5793 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
5795 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
5796 logic to to decide whether to copy over old value to register for new
5798 * config/arm/sync.md: Add comments explaning why mode and code
5799 attribute are not defined in iterators.md
5800 (thumb1_atomic_op_str): New code attribute.
5801 (thumb1_atomic_newop_str): Likewise.
5802 (thumb1_atomic_fetch_op_str): Likewise.
5803 (thumb1_atomic_fetch_newop_str): Likewise.
5804 (thumb1_atomic_fetch_oldop_str): Likewise.
5805 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
5806 mirror the more restrictive constraints of the Thumb-1 insns after
5807 split compared to Thumb-2 counterpart insns.
5808 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
5809 in sync with non atomic version.
5810 (atomic_nand<mode>): Likewise.
5811 (atomic_fetch_<sync_optab><mode>): Likewise.
5812 (atomic_fetch_nand<mode>): Likewise.
5813 (atomic_<sync_optab>_fetch<mode>): Likewise.
5814 (atomic_nand_fetch<mode>): Likewise.
5815 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
5816 in sync with atomic version.
5817 (thumb1_subsi3_insn): Likewise.
5818 (thumb1_andsi3_insn): Likewise.
5819 (thumb1_iorsi3_insn): Likewise.
5820 (thumb1_xorsi3_insn): Likewise.
5822 2016-10-27 Nick Clifton <nickc@redhat.com>
5824 * plugin.c (register_plugin_info): Produce an error message if the
5825 plugin is not found in the hash table.
5827 2016-10-27 Bin Cheng <bin.cheng@arm.com>
5829 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
5832 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
5835 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
5836 define builtin functions from the bdesc_spe_predicates or
5837 bdesc_spe_evsel arrays if the builtin mask is not compatible with
5838 the current compiler configuration.
5839 (paired_init_builtins): Modify loop to not define define builtin
5840 functions from the bdesc_paried_preds array if the builtin mask is
5841 not compatible with the current compiler configuration.
5842 (altivec_init_builtins): Modify loops to not define the
5843 __builtin_altivec_stxvl function nor the builtin functions from
5844 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
5845 builtin mask is not compatible with the current compiler
5848 2016-10-26 Jeff Law <law@redhat.com>
5850 * config/sh/sh.c (output_branch): Add missing fallthru comments.
5851 (gen_shl_and): Likewise.
5852 * config/sh/sh.md (movsicc): Add missing fallthru comments.
5854 * config/mips/mips.c (mips16_constant_cost): Add missing
5856 (mips16_build_call_stub): Increase buffer size. Adjust
5859 2016-10-26 David Malcolm <dmalcolm@redhat.com>
5861 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
5862 INSN_UIDs for all insns in compact mode.
5863 (rtx_writer::print_rtx): Likewise.
5864 * print-rtl.h (rtx_writer::flag_compact): Update comment.
5865 * rtl-tests.c (selftest::test_dumping_insns): Update expected
5866 output to include INSN_UID.
5867 (selftest::test_uncond_jump): Likewise.
5869 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
5871 * haifa-sched.c (call_used_regs_num): Rename to...
5872 (call_saved_regs_num): ...this.
5873 (fixed_regs_num): New variable.
5874 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
5876 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
5878 2016-10-26 David Malcolm <dmalcolm@redhat.com>
5880 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
5882 * print-rtl.c (outfile): Delete global.
5883 (sawclose): Likewise.
5885 (in_call_function_usage): Likewise.
5886 (flag_compact): Likewise.
5887 (flag_simple): Likewise.
5888 (rtx_writer::rtx_writer): New ctor.
5889 (print_rtx_operand_code_0): Convert to...
5890 (rtx_writer::print_rtx_operand_code_0): ...this.
5891 (print_rtx_operand_code_e): Convert to...
5892 (rtx_writer::print_rtx_operand_code_e): ...this.
5893 (print_rtx_operand_codes_E_and_V): Convert to...
5894 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
5895 (print_rtx_operand_code_i): Convert to...
5896 (rtx_writer::print_rtx_operand_code_i): ...this.
5897 (print_rtx_operand_code_r): Convert to...
5898 (rtx_writer::print_rtx_operand_code_r): ...this.
5899 (print_rtx_operand_code_u): Convert to...
5900 (rtx_writer::print_rtx_operand_code_u): ...this.
5901 (print_rtx_operand): Convert to...
5902 (rtx_writer::print_rtx_operand): ...this.
5903 (print_rtx): Convert to...
5904 (rtx_writer::print_rtx): ...this.
5905 (print_inline_rtx): Rewrite in terms of class rtx_writer.
5906 (debug_rtx): Likewise.
5907 (print_rtl): Convert to...
5908 (rtx_writer::print_rtl): ...this.
5909 (print_rtl): Reimplement in terms of class rtx_writer.
5910 (print_rtl_single): Rewrite in terms of class rtx_writer.
5911 (print_rtl_single_with_indent): Convert to..
5912 (rtx_writer::print_rtl_single_with_indent): ...this.
5913 (print_simple_rtl): Rewrite in terms of class rtx_writer.
5914 * print-rtl.h (flag_compact): Delete decl.
5915 (class rtx_writer): New class.
5916 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
5919 2016-10-26 Jeff Law <law@redhat.com>
5921 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
5924 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
5925 (check_if_valid_sleep_operand): Add missing fallthru comment.
5926 (arc_register_move_cost): Increase buffer size.
5927 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
5929 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
5931 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
5932 comment. Add gcc_unreachable for path that should never happen.
5934 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
5937 2016-10-26 Jakub Jelinek <jakub@redhat.com>
5938 Martin Liska <mliska@suse.cz>
5941 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
5942 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
5943 on outer context if any.
5945 2016-10-26 Jakub Jelinek <jakub@redhat.com>
5947 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
5948 by increment rather than double it.
5949 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
5950 emit a space before args[4].
5951 (END): Don't emit a space before with_arg.
5953 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
5955 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
5956 Baseline only alternatives to (i) hold store atomic success value in a
5957 return register rather than a scratch register, (ii) use a low register
5958 for it and to (iii) ensure the cbranchsi insn generated by the split
5959 respect the constraints of Thumb-1 cbranchsi4_insn and
5961 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
5962 constraints must match those in atomic_compare_and_swap.
5963 (cbranchsi4_scratch): Likewise.
5965 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
5967 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
5968 variable. Add the new parameter to the insn generator. Set that
5969 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
5970 return value from the negation of that parameter for Thumb-1, keeping
5971 the logic unchanged otherwise except for using bdst as the destination
5972 register of the compare_and_swap insn.
5973 (arm_split_compare_and_swap): Add explanation about how is the value
5974 returned to the function comment. Rename scratch variable to
5975 neg_bval. Adapt initialization of variables holding operands to the
5976 new operand numbers. Use return register to hold result of store
5977 exclusive for Thumb-1, scratch register otherwise. Construct the
5978 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
5979 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
5980 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
5981 for strongly ordered compare_and_swap.
5982 * config/arm/predicates.md (cc_register_operand): New predicate.
5983 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
5984 match_operand with the new predicate to accept either the CC flag or a
5985 destination register for the boolean return value, restricting it to
5986 CC flag only via constraint. Adapt operand numbers accordingly.
5988 2016-10-26 Jeff Law <law@redhat.com>
5990 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
5992 * config/frv/frv.c (comparison_string): Do not fall through after
5995 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
5997 (expand_one_builtin): Add missing break.
5999 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
6000 (m32c_legitimate_address_p): Likewise.
6002 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
6004 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
6006 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
6009 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
6012 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
6014 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
6016 (rl78_asm_ctor_dtor): Increase buffer size.
6018 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
6020 (xstormy16_asm_output_constructor): Likewise.
6022 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
6025 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
6026 comment to silence warning.
6028 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
6029 (spu_legitimate_address_p): Fix logic error and add missing fallthru
6032 2016-10-26 Michael Matz <matz@suse.de>
6034 PR tree-optimization/78060
6035 PR tree-optimization/78061
6036 PR tree-optimization/78088
6037 * tree-ssa-loop-split.c (easy_exit_values): New function.
6038 (tree_ssa_split_loops): Use it.
6039 (compute_new_first_bound): Change order of operations,
6040 fix invalid use of types.
6042 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
6044 gen-pass-instances.awk is sensitive to the order in which
6045 passes are added; passes that appear later have to be added first.
6049 * config/avr/avr-passes.def: Swap order of directives for
6050 gen-pass-instances.awk.
6052 2016-10-25 Jeff Law <law@redhat.com>
6054 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
6055 (vax_notice_update_cc): Likewise.
6057 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
6059 * config.gcc (sparc*-*-solaris2*): Adjust.
6060 (sparc64-*-linux*): Likewise.
6061 * config/sparc/default-64.h: Rename to...
6062 * config/sparc/default64.h: ...this.
6063 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
6065 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
6066 * config/sparc/sparc.h: Minor tweaks.
6067 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
6068 TARGET_ARCH32 throughout. Minor various tweaks throughout.
6070 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6072 * input.c (fcache::file_patch): Add comment about lifetime.
6073 (selftest::cpp_reader_ptr): New class.
6074 (selftest::lexer_test): Convert m_parser from cpp_reader *
6075 to a cpp_reader_ptr, and move m_tempfile to after it.
6076 (selftest::lexer_test::lexer_test): Update for above reordering.
6077 (lexer_test::~lexer_test): Move cleanup of m_parser to
6078 cpp_reader_ptr's dtor.
6080 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6082 * toplev.c (toplev::main): Remove call to
6083 location_adhoc_data_fini.
6085 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
6087 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
6088 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
6090 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6092 * ggc-tests.c (forcibly_ggc_collect): Rename to...
6093 (selftest::forcibly_ggc_collect): ...this, and remove "static".
6094 (test_basic_struct): Update for above renaming.
6095 (test_length): Likewise.
6096 (test_union): Likewise.
6097 (test_finalization): Likewise.
6098 (test_deletable_global): Likewise.
6099 (test_inheritance): Likewise.
6100 (test_chain_next): Likewise.
6101 (test_user_struct): Likewise.
6102 (test_tree_marking): Likewise.
6103 * selftest-run-tests.c (selftest::run_tests): Call
6104 selftest::forcibly_ggc_collect at the end of the selftests.
6105 * selftest.h (selftest::forcibly_ggc_collect): New decl.
6107 2016-10-25 Jakub Jelinek <jakub@redhat.com>
6110 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
6111 * optabs.c (expand_vec_cond_expr): For comparison codes
6112 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
6113 (expand_vec_cmp_expr): For comparison codes
6114 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
6115 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
6116 Add enum tree_code argument.
6117 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
6119 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
6120 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
6122 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
6123 NE_EXPR, attempt to use vcondeq_optab as fallback.
6124 * tree-vect-generic.c (expand_vector_comparison,
6125 expand_vector_divmod, expand_vector_condition): Adjust
6126 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
6127 * tree-vect-stmts.c (vectorizable_condition,
6128 vectorizable_comparison): Likewise.
6129 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
6130 check_bool_pattern, search_type_for_mask_1): Likewise.
6131 * expr.c (do_store_flag): Likewise.
6132 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
6133 @code{vcondeq@var{m}@var{n}}): Document.
6134 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
6137 2016-10-25 Jeff Law <law@redhat.com>
6139 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
6141 (v850_output_aligned_bss): Add missing break.
6143 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
6145 2016-10-25 Martin Liska <mliska@suse.cz>
6148 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
6149 statements as they can also contain possibly a freeing call.
6151 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
6152 Martin Liska <mliska@suse.cz>
6155 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
6156 * ipa-icf.c (sem_function::get_hash): Add target optimization
6159 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
6162 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
6163 Remove partial overlap check for shift by 1.
6164 (ashldi3_neon): Likewise.
6166 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
6168 * config/arm/constraints.md (Q constraint): Document its use for
6170 (Pf constraint): New constraint for relaxed, consume or relaxed memory
6172 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
6173 alternatives to allow any register when memory model matches Pf and
6174 thus lda is used, but only low registers otherwise. Use unpredicated
6175 output template for Thumb-1 targets.
6176 (atomic_store<mode>): Likewise for stl.
6177 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
6178 whose output template does not have predication.
6179 (arm_load_acquire_exclusive<mode>): Likewise.
6180 (arm_load_exclusivesi): Likewise.
6181 (arm_load_acquire_exclusivesi): Likewise.
6182 (arm_store_release_exclusive<mode>): Likewise.
6183 (arm_store_exclusive<mode>): Use unpredicated output template for
6186 2016-10-25 Jakub Jelinek <jakub@redhat.com>
6188 * internal-fn.def (LAUNDER): New internal function.
6189 * internal-fn.c (expand_LAUNDER): New function.
6191 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
6192 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
6194 New avr target pass to work around performance loss by PR fix.
6198 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
6199 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
6200 * config/avr/predicates.md (extend_operator): New.
6201 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
6202 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
6203 (make_avr_pass_casesi): New prototypes.
6204 * config/avr/avr.c (print-rtl.h): Include it.
6205 (pass_data avr_pass_data_casesi): Data for new pass.
6206 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
6207 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
6208 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
6209 (avr_optimize_casesi): New functions.
6211 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
6212 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
6216 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
6218 2016-10-24 Jakub Jelinek <jakub@redhat.com>
6220 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
6221 DW_AT_rvalue_reference attributes.
6223 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
6225 * doc/invoke.text (Wint-in-bool-context): Update documentation.
6226 * value-prof.c (stringop_block_profile): Fix a warning.
6228 2016-10-24 Martin Sebor <msebor@redhat.com>
6231 * builtins.c (string_length): New function.
6232 (c_strlen): Use string_length. Correctly handle wide strings.
6233 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
6235 (target_int_max): Call target_max_value.
6236 (format_result::knownrange): New data member.
6237 (fmtresult::fmtresult): Define default constructor.
6238 (format_integer): Use it and set format_result::knownrange.
6239 Handle global constants.
6240 (format_floating_max): Add third argument.
6241 (format_floating): Recompute maximum value for %a for each argument.
6242 (get_string_length): Use fmtresult default ctor.
6243 (format_string): Set format_result::knownrange.
6244 (format_directive): Check format_result::knownrange.
6245 (add_bytes): Same. Correct caret placement in diagnostics.
6246 (pass_sprintf_length::compute_format_length): Set
6247 format_result::knownrange.
6248 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
6250 2016-10-24 Jakub Jelinek <jakub@redhat.com>
6252 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
6253 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
6255 2016-10-24 Ximin Luo <infinity0@pwned.gg>
6258 * dwarf2out.c (file_table_relative_p): Remove.
6259 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
6260 also for absolute paths.
6261 * doc/tm.texi: Update.
6262 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
6263 * target.def (force_at_comp_dir): Remove hook.
6264 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
6266 2016-10-24 Richard Biener <rguenther@suse.de>
6268 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
6269 backedges when identifying the single predecessor to take
6270 conditional info from. Use SCEV to get at ranges for loop IVs.
6271 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
6272 avoid false warning.
6274 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
6277 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
6278 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
6279 (avr_address_tiny_absdata_p): New static function.
6280 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
6281 it to determine validity of constant addresses.
6282 (avr_attribute_table) [absdata]: New variable attribute...
6283 (avr_handle_absdata_attribute): ...and handler.
6284 (avr_decl_absdata_p): New static function.
6285 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
6286 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
6287 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
6289 2016-10-24 Richard Biener <rguenther@suse.de>
6291 PR tree-optimization/78076
6292 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
6293 also on the loop tree root.
6295 2016-10-24 Jakub Jelinek <jakub@redhat.com>
6297 * config/i386/i386.c (ix86_fold_builtin): Handle
6298 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
6299 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
6300 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
6301 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
6303 2016-10-24 Martin Liska <mliska@suse.cz>
6306 * opts.c (finish_options): Skip conditionally.
6308 2016-10-23 Martin Sebor <msebor@redhat.com>
6311 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
6312 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
6314 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
6316 * config/sparc/sparc.md (cpu_feature): Minor tweak.
6317 (enabled): Likewise.
6318 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
6319 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
6320 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
6321 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
6322 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
6323 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
6325 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
6327 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
6328 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
6330 2016-10-21 Andrew Pinski <apinski@cavium.com>
6332 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
6334 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
6335 implementer_id to unsigned char.
6336 Change part_no to unsigned int.
6337 (AARCH64_BIG_LITTLE): New define.
6338 (INVALID_IMP): New define.
6339 (INVALID_CORE): New define.
6340 (cpu_data): Change the last element's implementer_id and part_no to
6342 (valid_bL_string_p): Rewrite to ..
6343 (valid_bL_core_p): this for integers instead of strings.
6344 (parse_field): New function.
6345 (contains_string_p): Rewrite to ...
6346 (contains_core_p): this for integers and only for the part_no.
6347 (host_detect_local_cpu): Rewrite handling of implementation and
6348 par num to be integers; simplifying the code.
6350 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
6352 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
6353 value range for pointers in more cases.
6355 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
6357 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
6358 Add extra argument to allow emitting the move immediate.
6359 Use add/sub with positive immediate.
6360 (aarch64_add_constant): Add inline function.
6361 (aarch64_add_sp): Likewise.
6362 (aarch64_sub_sp): Likewise.
6363 (aarch64_expand_prologue): Call aarch64_sub_sp.
6364 (aarch64_expand_epilogue): Call aarch64_add_sp.
6365 Decide when to leave out move.
6366 (aarch64_output_mi_thunk): Call aarch64_add_constant.
6368 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
6370 * config/aarch64/aarch64.c (aarch64_layout_frame):
6371 Align FP callee-saves.
6373 2016-10-21 Jakub Jelinek <jakub@redhat.com>
6375 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
6376 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
6378 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
6379 _rdseed64_step): Likewise.
6380 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
6383 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
6384 and tree-ssanames.h.
6385 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
6386 with INTEGER_CST argument.
6387 (ix86_gimple_fold_builtin): New function.
6388 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
6390 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
6391 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
6392 (ranges_table_allocated, ranges_table_in_use,
6393 ranges_by_label_allocated, ranges_by_label_in_use,
6394 RANGES_TABLE_INCREMENT): Removed.
6395 (add_ranges_num): Use vec_safe_push into ranges_table.
6396 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
6397 (output_ranges): Adjust for ranges_table and ranges_by_label
6398 conversion from arrays to vec.
6399 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
6400 conversion from arrays to vec.
6401 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
6402 ranges_table_in_use, ranges_by_label_allocated and
6403 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
6405 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
6406 if needed. Re-add origin_die variable and its initialization.
6408 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
6409 even for -fstack-reuse=none, or for volatile vars etc.
6411 2016-10-21 David Malcolm <dmalcolm@redhat.com>
6413 * print-rtl-function.c (flag_compact): Move extern decl to...
6414 * print-rtl.h (flag_compact): ...here.
6415 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
6416 (ASSERT_RTL_DUMP_EQ): New macro.
6417 (selftest::test_dumping_regs): New function.
6418 (selftest::test_dumping_insns): New function.
6419 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
6421 (selftest::rtl_tests_c_tests): Call the new test functions.
6423 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6425 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
6426 (outgoing_edges_match): Likewise.
6427 (try_crossjump_to_edge): Likewise.
6428 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
6429 (rtl_tidy_fallthru_edge): Likewise.
6430 * rtl.h (tablejump_p): Adjust prototype.
6431 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
6433 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6435 * rtl.h (label_ref_label): New function.
6436 (set_label_ref_label): New function.
6437 (LABEL_REF_LABEL): Delete.
6438 * alias.c (rtx_equal_for_memref_p): Adjust.
6439 * cfgbuild.c (make_edges): Likewise.
6440 (purge_dead_tablejump_edges): Likewise.
6441 * cfgexpand.c (convert_debug_memory_address): Likewise.
6442 * cfgrtl.c (patch_jump_insn): Likewise.
6443 * combine.c (distribute_notes): Likewise.
6444 * cse.c (hash_rtx_cb): Likewise.
6445 (exp_equiv_p): Likewise.
6446 (fold_rtx): Likewise.
6447 (check_for_label_ref): Likewise.
6448 * cselib.c (rtx_equal_for_cselib_1): Likewise.
6449 (cselib_hash_rtx): Likewise.
6450 * emit-rtl.c (mark_label_nuses): Likewise.
6451 * explow.c (convert_memory_address_addr_space_1): Likewise.
6452 * final.c (output_asm_label): Likewise.
6453 (output_addr_const): Likewise.
6454 * gcse.c (add_label_notes): Likewise.
6455 * genconfig.c (walk_insn_part): Likewise.
6456 * genrecog.c (validate_pattern): Likewise.
6457 * ifcvt.c (cond_exec_get_condition): Likewise.
6458 (noce_emit_store_flag): Likewise.
6459 (noce_get_alt_condition): Likewise.
6460 (noce_get_condition): Likewise.
6461 * jump.c (maybe_propagate_label_ref): Likewise.
6462 (mark_jump_label_1): Likewise.
6463 (redirect_exp_1): Likewise.
6464 (rtx_renumbered_equal_p): Likewise.
6465 * lra-constraints.c (operands_match_p): Likewise.
6466 * print-rtl.c (print_value): Likewise.
6467 * reload.c (find_reloads): Likewise.
6468 * reload1.c (set_label_offsets): Likewise.
6469 * reorg.c (get_branch_condition): Likewise.
6470 * rtl-tests.c (test_uncond_jump): Likewise.
6471 * rtl.c (rtx_equal_p_cb): Likewise.
6472 (rtx_equal_p): Likewise.
6473 * rtlanal.c (reg_mentioned_p): Likewise.
6474 (rtx_referenced_p): Likewise.
6475 (get_condition): Likewise.
6476 * varasm.c (const_hash_1): Likewise.
6477 (compare_constant): Likewise.
6478 (const_rtx_hash_1): Likewise.
6479 (output_constant_pool_1): Likewise.
6481 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6484 * reload.c (find_valid_class_1): Allow regclass if atleast one
6485 regno in regclass is ok. Compute and use rclass size based on
6486 actually available regnos for mode in rclass.
6488 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
6490 * config/sparc/sparc-modes.def (CCV): New.
6492 * config/sparc/predicates.md (v_comparison_operator): New.
6493 (icc_comparison_operator): Add support for CCV/CCXV.
6494 (xcc_comparison_operator): Likewise.
6495 * config/sparc/sparc.c (output_cbranch): Likewise.
6496 (sparc_print_operand): Likewise.
6497 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
6498 (uaddvdi4): New expander.
6499 (addvdi4): Likewise.
6500 (uaddvdi4_sp32): New instruction.
6501 (addvdi4_sp32): Likewise.
6502 (uaddvsi4): New expander.
6503 (addvsi4): Likewise.
6504 (cmp_ccc_plus_sltu_set): New instruction.
6505 (cmp_ccv_plus): Likewise.
6506 (cmp_ccxv_plus): Likewise.
6507 (cmp_ccv_plus_set): Likewise.
6508 (cmp_ccxv_plus_set): Likewise.
6509 (cmp_ccv_plus_sltu_set): Likewise.
6510 (uaddvdi4): New expander.
6511 (subvdi4): Likewise.
6512 (usubdi4_sp32): New instruction.
6513 (subvdi4_sp32): Likewise.
6514 (usubvsi4): New expander.
6515 (subvsi4): Likewise.
6516 (cmpsi_minus_sltu_set): New instruction.
6517 (cmp_ccv_minus): Likewise.
6518 (cmp_ccxv_minus): Likewise.
6519 (cmp_ccv_minus_set): Likewise.
6520 (cmp_ccxv_minus_set): Likewise.
6521 (cmp_ccv_minus_sltu_set): Likewise.
6522 (unegvdi3): New expander.
6523 (negvdi3): Likewise.
6524 (unegdi3_sp32): New instruction.
6525 (negvdi3_sp32): Likewise.
6526 (unegvsi3): New expander.
6527 (negvsi3): Likewise.
6528 (cmp_ccc_neg_sltu_set): New instruction.
6529 (cmp_ccv_neg): Likewise.
6530 (cmp_ccxv_neg): Likewise.
6531 (cmp_ccv_neg_set): Likewise.
6532 (cmp_ccxv_neg_set): Likewise.
6533 (cmp_ccv_neg_sltu_set): Likewise.
6535 * tree-ssa-loop-split.c: Remove trailing spaces.
6536 * match.pd: Likewise.
6538 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6540 PR rtl-optimization/78038
6541 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
6542 be deduced to set REG through the RTL structure.
6543 (make_defs_and_copies_lists): Return false on a failing get_defs call.
6545 2016-10-21 Richard Biener <rguenther@suse.de>
6547 PR tree-optimization/78051
6548 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
6549 and mark replaced if folding did something.
6551 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
6553 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
6554 and "protected" in visibility types.
6555 (rs6000_xcoff_declare_function_name): Fix formatting.
6556 (rs6000_xcoff_declare_object_name): Fix formatting.
6558 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
6560 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
6561 and IX86_BUILTIN_HUGE_VALQ here ...
6562 (ix86_expand_builtin): ... not here.
6564 2016-10-20 Jakub Jelinek <jakub@redhat.com>
6566 * doc/gty.texi (for_user): Use @item next to @findex.
6568 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
6571 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
6572 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
6573 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
6574 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
6575 __builtin_ia32_lzcnt_u16.
6576 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
6577 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
6578 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
6579 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
6580 (bmi_tzcnt_<mode>): New expander.
6581 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
6582 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
6583 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
6584 (lzcnt_<mode>): New expander.
6585 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
6586 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
6587 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
6588 (UINT64_FTYPE_UINT64): New.
6589 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
6590 (__builtin_ia32_lzcnt_u16): New description.
6591 (__builtin_ia32_lzcnt_u32): Ditto.
6592 (__builtin_ia32_lzcnt_u64): Ditto.
6593 (__builtin_ctzs): Remove description.
6594 (__builtin_ia32_tzcnt_u16): New description.
6595 (__builtin_ia32_tzcnt_u32): Ditto.
6596 (__builtin_ia32_tzcnt_u64): Ditto.
6597 * config/i386/i386.c (ix86_expand_args_builtin): Handle
6598 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
6600 2016-10-20 Martin Liska <mliska@suse.cz>
6603 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
6604 comparison with STMT_UID_NOT_IN_RANGE.
6605 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
6608 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
6610 * compare-elim.c (conforming_compare): Accept UNSPECs.
6611 (find_comparison_dom_walker::before_dom_children): Deal with
6612 instructions both using and killing the flags register.
6613 (equivalent_reg_at_start): New function extracted from...
6614 (try_eliminate_compare): ...here. Use it and add support for
6615 registers and UNSPECs as second operand of the compare.
6616 * config/visium/visium-modes.def (CCV): New.
6617 * config/visium/predicates.md (visium_v_comparison_operator): New.
6618 (visium_branch_operator): Deal with CCV mode.
6619 * config/visium/visium.c (visium_select_cc_mode): Likewise.
6620 (output_cbranch): Likewise.
6621 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
6622 (uaddv<mode>4): New expander.
6623 (addv<mode>4): Likewise.
6624 (add<mode>3_insn_set_carry): New instruction.
6625 (add<mode>3_insn_set_overflow): Likewise.
6626 (addsi3_insn_set_overflow): Likewise.
6627 (usubv<mode>4): New expander.
6628 (subv<mode>4): Likewise.
6629 (sub<mode>3_insn_set_carry): New instruction.
6630 (sub<mode>3_insn_set_overflow): Likewise.
6631 (subsi3_insn_set_overflow): Likewise.
6632 (unegv<mode>3): New expander.
6633 (negv<mode>3): Likewise.
6634 (neg<mode>2_insn_set_overflow): New instruction.
6635 (addv_tst<mode>): Likewise.
6636 (subv_tst<mode>): Likewise.
6637 (negv_tst<mode>): Likewise.
6638 (cbranch<mode>4_addv_insn): New splitter and instruction.
6639 (cbranch<mode>4_subv_insn): Likewise.
6640 (cbranch<mode>4_negv_insn): Likewise.
6642 2016-10-20 Richard Biener <rguenther@suse.de>
6644 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
6645 Handle decls possibly not bound.
6646 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
6647 nothing_id for decls that might not be bound if we are interested
6649 (get_constraint_for_component_ref): Deal with that.
6651 2016-10-20 Michael Matz <matz@suse.de>
6654 * common.opt (-fsplit-loops): New flag.
6655 * passes.def (pass_loop_split): Add.
6656 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
6657 (enable_fdo_optimizations): Add loop splitting.
6658 * timevar.def (TV_LOOP_SPLIT): Add.
6659 * tree-pass.h (make_pass_loop_split): Declare.
6660 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
6661 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
6662 * tree-ssa-loop-split.c: New file.
6663 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
6664 * doc/invoke.texi (fsplit-loops): Document.
6665 * doc/passes.texi (Loop optimization): Add paragraph about loop
6668 2016-10-20 Richard Biener <rguenther@suse.de>
6670 * cgraphunit.c (analyze_functions): Set node->definition to
6671 false to signal symbol removal to debug_hooks->late_global_decl.
6672 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
6673 WPA signal symbol removal to the debuginfo machinery.
6674 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
6675 using early_finised to guard the we're called for symbol
6676 removal case look at the symtabs definition flag.
6677 (gen_variable_die): Remove redundant check.
6679 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6681 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
6683 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6685 PR tree-optimization/53979
6686 * match.pd ((a ^ b) | a -> a | b): New pattern.
6688 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
6690 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
6691 config/pa/pa64-hpux-lib.h.
6692 (PA_CRTBEGIN_HACK): Likewise.
6693 (DTOR_LIST_BEGIN): Likewise.
6695 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
6697 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
6698 register only if "in" and "out" are different registers.
6700 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
6702 * omp-low.c (pass_oacc_device_lower::gate): New method.
6703 (execute): Always call execute_oacc_device_lower.
6705 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6707 PR tree-optimization/77916
6708 PR tree-optimization/77937
6709 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
6711 (insert_initializers): Requirement of initializer for -1 should be
6712 based on pointer-typedness of the candidate basis.
6714 2016-10-19 Bin Cheng <bin.cheng@arm.com>
6716 PR tree-optimization/78005
6717 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
6718 upper (included) bound for niters of prolog loop.
6719 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
6720 Compute niters of scalar loop above which vectorized loop is
6721 preferred, as well as the upper (included) bound for the niters.
6722 (vect_do_peeling): Record niter bound for loops accordingly.
6724 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
6727 * tree-core.h (enum tree_index): Put the complex types after their
6729 * tree-streamer.c (verify_common_node_recorded): New function.
6730 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
6732 2016-10-19 Martin Liska <mliska@suse.cz>
6734 * cgraph.h (cgraph_edge::binds_to_current_def_p):
6735 Replace NULL with false as a return value.
6737 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
6739 PR tree-optimization/78024
6740 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
6741 don't clear BB_VISITED after processing.
6743 2016-10-19 Richard Biener <rguenther@suse.de>
6745 * domwalk.c (dom_walker::walk): Use RPO order.
6747 2016-10-19 Richard Biener <rguenther@suse.de>
6749 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
6751 (evrp_dom_walker::~evrp_dom_walker): Free it.
6752 (evrp_dom_walker::stmts_to_remove): Add.
6753 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
6754 whose output we fully propagate for removal. Propagate
6755 into BB destination PHI arguments.
6756 (execute_early_vrp): Remove queued stmts. Dump value ranges
6757 before stmt removal.
6759 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
6761 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
6762 * passes.def: Add two instances of pass_walloca.
6763 * tree-pass.h (make_pass_walloca): New.
6764 * gimple-ssa-warn-alloca.c: New file.
6765 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
6766 -Wvla-larger-than= options.
6768 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
6770 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
6771 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
6773 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
6775 * config/rs6000/altivec.h (vec_xl_len): New macro.
6776 (vec_xst_len): New macro.
6777 (vec_cmpnez): New macro.
6778 (vec_cntlz_lsbb): New macro.
6779 (vec_cnttz_lsbb): New macro.
6780 (vec_xlx): New macro.
6781 (vec_xrx): New macro.
6782 (vec_all_nez): New C++ predicate template.
6783 (vec_any_eqz): New C++ predicate template.
6784 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
6785 conditional compilation.
6786 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
6787 conditional compilation.
6788 (vec_all_nez): New macro.
6789 (vec_any_eqz): New macro.
6790 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
6792 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
6794 * config/rs6000/vector.md (VI): Moved this mode iterator
6795 definition from altivec.md to vector.md.
6796 (UNSPEC_NEZ_P): New value.
6797 (vector_ne_<mode>_p): New expansion for implementation of
6798 vec_all_ne and vec_any_eq built-in functions.
6799 (vector_nez_<mode>_p): New expansion for implementation of
6800 vec_all_nez and vec_any_eqz built-in functions.
6801 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
6802 and vec_any_eq built-in function.
6803 (cr6_test_for_zero): New commentary to explain this expansion.
6804 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
6805 (cr6_test_for_lt): New commentary to explain this expansion.
6806 (cr6_test_for_lt_reverse): New commentary to explain this
6808 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6809 overloaded function prototypes for vec_all_ne, vec_all_nez,
6810 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
6811 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
6813 (altivec_resolve_overloaded_builtin): Modify the handling of
6814 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
6815 the compiler is configured to support TARGET_P9_VECTOR.
6816 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
6817 to explain the special processing that is given to predicate
6818 built-ins introduced using this macro.
6819 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
6820 the special processing given to predicate built-ins introduced
6822 (BU_VSX_P): Likewise.
6823 (BU_P8V_AV_P): Likewise.
6824 (BU_P9V_AV_P): Likewise.
6825 (BU_P9V_AV_X): New macro.
6826 (BU_P9V_64BIT_AV_X): New macro.
6827 (BU_P9V_VSX_3): New macro.
6828 (BU_P9V_OVERLOAD_P): New macro.
6829 (LXVL): New BU_P9V_64BIT_VSX_2.
6830 (VEXTUBLX): New BU_P9V_AV_2.
6831 (VEXTUBRX): Likewise.
6832 (VEXTUHLX): Likewise.
6833 (VEXTUHRX): Likewise.
6834 (VEXTUWLX): Likewise.
6835 (VEXTUWRX): Likewise.
6836 (STXVL): New BU_P9V_64BIT_AV_X.
6837 (VCLZLSBB): New BU_P9V_AV_1.
6838 (VCTZLSBB): Likewise.
6839 (CMPNEB): New BU_P9V_AV_2.
6844 (VCMPNEB_P): New BU_P9V_AV_P.
6845 (VCMPNEH_P): Likewise.
6846 (VCMPNEW_P): Likewise.
6847 (VCMPNED_P): Likewise.
6848 (VCMPNEFP_P): Likewise.
6849 (VCMPNEDP_P): Likewise.
6850 (CMPNEZB): New BU_P9V_AV_2.
6851 (CMPNEZH): Likewise.
6852 (CMPNEZW): Likewise.
6853 (VCMPNEZB_P): New BU_P9V_AV_P.
6854 (VCMPNEZH_P): Likewise.
6855 (VCMPNEZW_P): Likewise.
6856 (LXVL): New BU_P9V_OVERLOAD_2.
6857 (STXVL): New BU_P9V_OVERLOAD_3.
6858 (VEXTULX): New BU_P9V_OVERLOAD_2.
6859 (VEXTURX): Likewise.
6861 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
6862 (VCMPNE_P): Likewise.
6863 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
6864 (VCTZLSBB): Likewise.
6865 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
6866 comment to explain mode used for scratch register.
6867 (altivec_expand_stxvl_builtin): New function.
6868 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
6869 (altivec_init_builtins): Add initialized variable
6870 void_ftype_v16qi_pvoid_long and use this type to define the
6871 built-in function __builtin_altivec_stxvl.
6872 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
6873 (UNSPEC_STXVL): New value.
6874 (UNSPEC_VCLZLSBB): New value.
6875 (UNSPEC_VCTZLSBB): New value.
6876 (UNSPEC_VEXTUBLX): New value.
6877 (UNSPEC_VEXTUHLX): New value.
6878 (UNSPEC_VEXTUWLX): New value.
6879 (UNSPEC_VEXTUBRX): New value.
6880 (UNSPEC_VEXTUHRX): New value.
6881 (UNSPEC_VEXTUWRX): New value.
6882 (UNSPEC_VCMPNEB): New value.
6883 (UNSPEC_VCMPNEZB): New value.
6884 (UNSPEC_VCMPNEH): New value.
6885 (UNSPEC_VCMPNEZH): New value.
6886 (UNSPEC_VCMPNEW): New value.
6887 (UNSPEC_VCMPNEZW): New value.
6888 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
6889 vector of integer modes.
6890 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
6891 vector of float or double modes.
6892 (*vector_nez_<mode>_p): New insn for vector test all not equal or
6894 (lxvl): New expand for load VSX vector with length.
6895 (*lxvl): New insn for load VSX vector with length.
6896 (stxvl): New expand for store VSX vector with length.
6897 (*stxvl): New insn for store VSX vector with length.
6898 (vcmpneb): New insn for vector of byte compare not equal.
6899 (vcmpnezb): New insn for vector of byte compare not equal or zero.
6900 (vcmpneh): New insn for vector of half word compare not equal.
6901 (vcmpnezh): New insn for vector of half word compare not equal or
6903 (vcmpnew): New insn for vector of word compare not equal.
6904 (vcmpne<VSs>): New insn for vector of float or double compare not
6906 (vcmpnezw): New insn for vector of word compare not equal or zero.
6907 (vclzlsbb): New insn for vector count leading zero
6908 least-significant bits byte.
6909 (vctzlsbb): New insn for vector count trailing zero least
6910 signficant bits byte.
6911 (vextublx): New insn for vector extract unsigned byte left
6913 (vextubrx): New insn for vector extract unsigned byte right
6915 (vextuhlx): New insn for vector extract unsigned half word left
6917 (vextuhrx): New insn for vector extract unsigned half word right
6919 (vextuwlx): New insn for vector extract unsigned word left
6921 (vextuwrx): New insn for vector extract unsigned word right
6923 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
6924 clarify intent of this constant.
6925 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
6926 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
6927 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
6928 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
6929 and vec_xrx functions.
6931 2016-10-18 Andrew Pinski <apinski@cavium.com>
6934 * predict.c (is_exit_with_zero_arg): New function.
6935 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
6938 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
6941 * config/i386/i386.c (legitimize_tls_address)
6942 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
6943 convert dest to Pmode if different than Pmode.
6945 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6947 PR tree-optimization/77916
6948 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
6949 stopgap fix, as pointers with -1 increment are still broken.
6951 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
6953 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
6954 mapping class decoration from here...
6955 (rs6000_xcoff_encode_section): ...to here.
6957 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
6958 if shrink-wrapping and optimizing for speed.
6960 2016-10-18 Richard Biener <rguenther@suse.de>
6962 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
6963 not visited but non-executable predecessors. Return taken edge.
6964 Simplify conditions and refactor propagation vs. folding step.
6966 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
6968 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
6969 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
6970 (rs6000_get_separate_components): Assert we do not have those
6971 strategies selected.
6973 2016-10-18 Richard Biener <rguenther@suse.de>
6975 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
6976 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
6978 (substitute_and_fold_dom_walker): Adjust constructor.
6979 (substitute_and_fold_dom_walker::before_dom_children): Remove
6980 do_dce flag and handling (always true).
6981 (substitute_and_fold): Likewise.
6982 * tree-vrp.c (vrp_finalize): Adjust.
6983 (execute_early_vrp): Remove final BB_VISITED clearing.
6984 * tree-ssa-ccp.c (ccp_finalize): Adjust.
6985 * tree-ssa-copy.c (fini_copy_prop): Likewise.
6986 * ira.c (ira): Call clear_bb_flags.
6988 2016-10-18 Richard Biener <rguenther@suse.de>
6990 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
6991 get at the operand to look at with TREE_OPERAND for generic
6994 2016-10-18 David Malcolm <dmalcolm@redhat.com>
6996 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
6998 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
6999 (write_test_expr): Use rtx_reader_ptr for calls to
7001 (write_attr_value): Likewise.
7002 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
7003 call to print_md_ptr_loc.
7004 (write_one_condition): Likewise for calls to print_c_condition.
7005 * genconstants.c: Include "statistics.h" and "vec.h".
7006 (main): Update for conversion to member functions.
7007 * genemit.c (emit_c_code): Use rtx_reader_ptr for
7008 call to print_md_ptr_loc.
7009 * genenums.c: Include "statistics.h" and "vec.h".
7010 (main): Update for conversion of traverse_enum_types to a method.
7011 * genmddeps.c: Include "statistics.h" and "vec.h".
7012 * genoutput.c (process_template): Use rtx_reader_ptr for call to
7014 * genpreds.c (write_predicate_subfunction): Likewise.
7015 (write_predicate_expr): Likewise for calls to print_c_condition.
7016 * genrecog.c (print_test): Likewise.
7017 * gensupport.c (process_rtx): Likewise for calls to
7018 copy_md_ptr_loc and join_c_conditions.
7019 (alter_test_for_insn): Likewise for call to join_c_conditions.
7020 (process_substs_on_one_elem): Likewise.
7021 (gen_mnemonic_setattr): Update for move of string_obstack to a
7022 field of rtx_reader.
7023 (mnemonic_htab_callback): Likewise. Fix formatting.
7024 (gen_mnemonic_attr): Likewise.
7025 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
7026 to print_c_condition.
7027 * read-md.c: Include "statistics.h" and "vec.h".
7028 (string_obstack): Convert this global to field "m_string_obstack"
7029 of class rtx_reader.
7030 (ptr_locs): Likewise, as "m_ptr_locs".
7031 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
7032 (joined_conditions): Likewise, as "m_joined_conditions".
7033 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
7034 (md_constants): Likewise, as "m_md_constants".
7035 (enum_types): Likewise, as "m_enum_types".
7036 (set_md_ptr_loc): Convert to...
7037 (rtx_reader::set_md_ptr_loc): ...member function.
7038 (get_md_ptr_loc): Convert to...
7039 (rtx_reader::get_md_ptr_loc): ...member function.
7040 (copy_md_ptr_loc): Convert to...
7041 (rtx_reader::copy_md_ptr_loc): ...member function.
7042 (fprint_md_ptr_loc): Convert to...
7043 (rtx_reader::fprint_md_ptr_loc): ...member function.
7044 (print_md_ptr_loc): Convert to...
7045 (rtx_reader::print_md_ptr_loc): ...member function.
7046 (join_c_conditions): Convert to...
7047 (rtx_reader::join_c_conditions): ...member function.
7048 (fprint_c_condition): Convert to...
7049 (rtx_reader::fprint_c_condition): ...member function.
7050 (print_c_condition): Convert to...
7051 (rtx_reader::print_c_condition): ...member function.
7052 (read_name): Convert to...
7053 (rtx_reader::read_name): ...member function.
7054 (read_escape): Convert to...
7055 (rtx_reader::read_escape): ...member function.
7056 (read_quoted_string): Convert to...
7057 (rtx_reader::read_quoted_string): ...member function.
7058 (read_braced_string): Convert to...
7059 (rtx_reader::read_braced_string): ...member function.
7060 (read_string): Convert to...
7061 (rtx_reader::read_string): ...member function.
7062 (read_skip_construct): Convert to...
7063 (rtx_reader::read_skip_construct): ...member function.
7064 (handle_constants): Convert to...
7065 (rtx_reader::handle_constants): ...member function.
7066 (traverse_md_constants): Convert to...
7067 (rtx_reader::traverse_md_constants): ...member function.
7068 (handle_enum): Convert to...
7069 (rtx_reader::handle_enum): ...member function.
7070 (lookup_enum_type): Convert to...
7071 (rtx_reader::lookup_enum_type): ...member function.
7072 (traverse_enum_types): Convert to...
7073 (rtx_reader::traverse_enum_types): ...member function.
7074 (rtx_reader::rtx_reader): Move initializations
7075 of various former global data from rtx_reader::read_md_files to
7076 here, as fields, along with the call to unlock_std_streams.
7077 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
7079 (rtx_reader::read_md_files): Move initializations of various
7080 global data from here to the ctor.
7081 * read-md.h (read_name): Convert to...
7082 (rtx_reader::read_name): ...member function.
7083 (rtx_reader::read_escape): New method decl.
7084 (read_quoted_string): Convert to...
7085 (rtx_reader::read_quoted_string): ...member function.
7086 (rtx_reader::read_braced_string): New method decl.
7087 (read_string): Convert to...
7088 (rtx_reader::read_string): ...member function.
7089 (rtx_reader::read_skip_construct): New method decl.
7090 (rtx_reader::set_md_ptr_loc): New method decl.
7091 (rtx_reader::get_md_ptr_loc): New method decl.
7092 (copy_md_ptr_loc): Convert to...
7093 (rtx_reader::copy_md_ptr_loc): ...member function.
7094 (fprint_md_ptr_loc): Convert to...
7095 (rtx_reader::fprint_md_ptr_loc): ...member function.
7096 (print_md_ptr_loc): Convert to...
7097 (rtx_reader::print_md_ptr_loc): ...member function.
7098 (rtx_reader::lookup_enum_type): New method decl.
7099 (rtx_reader::traverse_enum_types): New method decl.
7100 (rtx_reader::handle_constants): New method decl.
7101 (traverse_md_constants): Convert to...
7102 (rtx_reader::traverse_md_constants): ...member function.
7103 (rtx_reader::handle_enum): New method decl.
7104 (rtx_reader::join_c_conditions): New method decl.
7105 (fprint_c_condition): Convert to...
7106 (rtx_reader::fprint_c_condition): ...member function.
7107 (print_c_condition): Convert to...
7108 (rtx_reader::print_c_condition): ...member function.
7109 (rtx_reader::apply_iterator_to_string): New method decl.
7110 (rtx_reader::copy_rtx_for_iterators): New method decl.
7111 (rtx_reader::read_conditions): New method decl.
7112 (rtx_reader::record_potential_iterator_use): New method decl.
7113 (rtx_reader::read_mapping): New method decl.
7114 (rtx_reader::read_rtx): New method decl.
7115 (rtx_reader::read_rtx_code): New method decl.
7116 (rtx_reader::read_rtx_operand): New method decl.
7117 (rtx_reader::read_nested_rtx): New method decl.
7118 (rtx_reader::read_rtx_variadic): New method decl.
7119 (rtx_reader::get_string_obstack): New method.
7120 (rtx_reader::get_md_constants): New method.
7121 (string_obstack): Convert global variable decl to...
7122 (rtx_reader::m_string_obstack): ...this new field.
7123 (rtx_reader::m_ptr_locs): New field.
7124 (rtx_reader::m_ptr_loc_obstack): New field.
7125 (rtx_reader::m_joined_conditions): New field.
7126 (rtx_reader::m_joined_conditions_obstack): New field.
7127 (rtx_reader::m_md_constants): New field.
7128 (rtx_reader::m_enum_types): New field.
7129 * read-rtl.c (apply_iterator_to_string): Convert to...
7130 (rtx_reader::apply_iterator_to_string): ...member function.
7131 (copy_rtx_for_iterators): Convert to...
7132 (rtx_reader::copy_rtx_for_iterators): ...member function.
7133 (add_condition_to_string): Use rtx_reader_ptr for
7134 calls join_c_conditions.
7135 (apply_iterators): Use rtx_reader_ptr for calls to
7136 join_c_conditions and copy_rtx_for_iterators.
7137 (read_conditions): Convert to...
7138 (rtx_reader::read_conditions): ...member function.
7139 (record_potential_iterator_use): Convert to...
7140 (rtx_reader::record_potential_iterator_use): ...member function.
7141 (read_mapping): Convert to...
7142 (rtx_reader::read_mapping): ...member function.
7143 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
7144 (read_rtx): Convert to...
7145 (rtx_reader::read_rtx): ...member function.
7146 (read_rtx_code): Convert to...
7147 (rtx_reader::read_rtx_code): ...member function.
7148 (read_rtx_operand): Convert to...
7149 (rtx_reader::read_rtx_operand): ...member function. Update for move
7150 of string_obstack to a field.
7151 (read_nested_rtx): Convert to..
7152 (rtx_reader::read_nested_rtx): ...member function.
7153 (read_rtx_variadic): Convert to..
7154 (rtx_reader::read_rtx_variadic): ...member function.
7156 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
7158 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
7160 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
7162 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
7163 for pointer type too.
7164 (ipcp_update_vr): set_ptr_nonnull for pointer.
7166 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
7168 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
7169 pt_solution_singleton_p.
7170 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
7171 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
7172 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
7173 pointer nonnull computed by VRP.
7174 Also Conservatively set pt.null to 1.
7175 (pt_solution_reset): Conservatively set pt.null to 1.
7176 (pt_solution_singleton_or_null_p): Renamed from
7177 pt_solution_singleton_p.
7178 * tree-ssanames.h (set_ptr_nonnull): Declare.
7179 (get_ptr_nonnull): Likewise.
7180 * tree-ssanames.c (set_ptr_nonnull): New.
7181 (get_ptr_nonnull): Likewise.
7182 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
7183 (evrp_dom_walker::before_dom_children): Likewise.
7185 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
7187 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
7188 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
7189 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
7190 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
7191 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
7192 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
7193 (rs6000_option_override_internal): Clear it if ABI_AIX.
7194 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
7195 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
7197 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7199 * gimple-ssa-strength-reduction.c (record_increment): Remove
7202 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
7204 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
7205 that the result is non-zero if it is true.
7206 (maybe_expand_shift): New wrapper around expand_shift_1.
7207 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
7209 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7211 PR tree-optimization/77916
7212 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
7213 Don't allow a MINUS_EXPR for pointer arithmetic for either known
7215 (record_increment): Increments of -1 for unknown strides just use
7216 a multiply initializer like other negative values.
7217 (analyze_increments): Remove stopgap solution for -1 increment
7218 applied to pointer arithmetic.
7220 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
7222 * dominance.c (dom_info::dom_info): Add new constructor for region
7223 which is vector of basic blocks.
7224 (dom_init): New method to initialize members common for both
7226 (dom_info::dom_info): Invoke dom_init for partial initialization.
7227 (dom_info::get_idom): Add check to corner cases on basic blocks which
7229 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
7230 to detect unreachable bbs.
7231 (dom_info::calc_idoms): Likewise.
7232 (compute_dom_fast_query_in_region): New function.
7233 (calculate_dominance_info_for_region): Likewise.
7234 (free_dominance_info_for_region): Likewise.
7235 * dominance.h: Add prototypes for introduced region-based functions
7236 * tree-if-conv.c (build_region): New function.
7237 (if_convertible_loop_p_1): Invoke local version of post-dominators
7238 calculation before basic block predication with subsequent freeing
7239 post-dominator info.
7240 (tree_if_conversion): Remove free of post-dominator info
7241 (pass_if_conversion::execute): Delete detection of infinite loops
7242 and fake edges to exit block since post-dominator calculation is
7243 performed per if-converted loop only.
7245 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
7248 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
7249 register explicitly.
7250 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
7251 optimizing for size.
7253 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7255 * config/aarch64/aarch64.c: Delete inclusion of
7256 cortex-a57-fma-steering.h.
7257 (aarch64_override_options): Delete call
7258 to aarch64_register_fma_steering.
7259 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
7260 * config/aarch64/cortex-a57-fma-steering.h: Delete.
7261 * config/aarch64/aarch64-passes.def: New file.
7262 * config/aarch64/cortex-a57-fma-steering.c
7263 (aarch64_register_fma_steering): Delete definition.
7264 (make_pass_fma_steering): Remove static qualifier.
7265 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
7266 (cortex-a57-fma-steering.o): Remove dependency on
7267 cortex-a57-fma-steering.h.
7269 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
7271 * explow.c (validize_mem): Do not modify the argument in-place.
7273 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
7275 * tree-streamer.c (record_common_node): Explicitly list expected
7278 2016-10-17 Richard Biener <rguenther@suse.de>
7280 PR tree-optimization/77988
7281 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
7283 2016-10-17 Marek Polacek <polacek@redhat.com>
7285 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
7287 2016-10-17 Richard Biener <rguenther@suse.de>
7289 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
7292 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7294 PR tree-optimization/71636
7295 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
7297 2016-10-17 Richard Biener <rguenther@suse.de>
7299 * gimplify.c (gimplify_function_tree): Do not move the outer
7302 2016-10-17 Jakub Jelinek <jakub@redhat.com>
7304 * langhooks.h (struct lang_hooks_for_decls): Remove
7305 function_decl_explicit_p, function_decl_deleted_p and
7306 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
7307 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
7308 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
7309 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
7310 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
7311 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
7312 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
7313 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
7314 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
7315 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
7316 * langhooks.c (lhd_decl_dwarf_attribute): New function.
7317 * dwarf2out.c (gen_subprogram_die): Use
7318 lang_hooks.decls.decl_dwarf_attribute instead of
7319 lang_hooks.decls.function_decl_*.
7321 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
7325 * common.opt (-ftrampolines): New option.
7326 * doc/invoke.texi (Code Gen Options): Document it.
7327 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
7328 * doc/tm.texi: Regenerate.
7329 * builtins.def: Add init_descriptor and adjust_descriptor.
7330 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
7331 on platforms with descriptors.
7332 (expand_builtin_init_descriptor): New function.
7333 (expand_builtin_adjust_descriptor): Likewise.
7334 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
7335 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
7336 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
7337 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
7338 Set STATIC_CHAIN_REG_P on the static chain register, if any.
7339 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
7340 (expand_call): Likewise. Move around call to prepare_call_address
7341 and pass all flags to it.
7342 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
7343 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
7344 (gimple_call_set_by_descriptor): New setter.
7345 (gimple_call_by_descriptor_p): New getter.
7346 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
7347 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
7348 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
7349 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
7350 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
7351 * rtl.h (STATIC_CHAIN_REG_P): New macro.
7352 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
7353 * target.def (custom_function_descriptors): New POD hook.
7354 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
7355 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
7356 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
7357 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
7358 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
7359 (build_common_builtin_nodes): Initialize init_descriptor and
7361 * tree-nested.c: Include target.h.
7362 (struct nesting_info): Add 'any_descr_created' field.
7363 (get_descriptor_type): New function.
7364 (lookup_element_for_decl): New function extracted from...
7365 (create_field_for_decl): Likewise.
7366 (lookup_tramp_for_decl): ...here. Adjust.
7367 (lookup_descr_for_decl): New function.
7368 (convert_tramp_reference_op): Deal with descriptors.
7369 (build_init_call_stmt): New function extracted from...
7370 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
7371 * defaults.h (FUNCTION_ALIGNMENT): Define.
7372 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
7373 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
7374 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
7375 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
7376 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
7378 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
7380 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
7381 constants in CONST_VECTORs.
7383 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
7385 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
7386 register as destination of bmask.
7387 (vector_init_bshuffle): Likewise.
7388 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
7389 (bmaskdi_vis): Enable only in 64-bit mode.
7391 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
7393 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
7394 make LR a separately shrink-wrapped component unless savres_strategy
7395 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
7396 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
7397 wrapping when not both {SAVE,REST}_INLINE_GPRS.
7399 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
7401 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
7402 and keep looping on failure.
7404 2016-10-14 David Malcolm <dmalcolm@redhat.com>
7406 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
7408 (print_rtx_function): Update example in comment for...
7409 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
7410 non-virtual pseudos with a '%' sigil followed by the regno, offset
7411 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
7412 pseudo is dumped as "%0".
7414 2016-10-14 Jakub Jelinek <jakub@redhat.com>
7417 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
7420 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
7422 * config/sparc/sparc-passes.def: New file.
7423 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
7424 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
7425 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
7427 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
7429 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
7430 loop peel to loops with exit test at the beginning.
7432 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
7434 PR rtl-optimization/68212
7435 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
7436 frequency when computing scale factor for peeled copies.
7437 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
7438 values for switch/peel blocks/edges.
7440 2016-10-14 Pedro Alves <palves@redhat.com>
7442 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
7444 2016-10-14 Catherine Moore <clm@codesourcery.com>
7446 * config/mips/mips.c (mips_prepare_pch_save): Initialize
7447 micromips_globals to zero.
7449 2016-10-14 Richard Biener <rguenther@suse.de>
7451 PR tree-optimization/77979
7452 * tree-vrp.c (compare_name_with_value): Handle released SSA names
7453 in the equivalency sets.
7454 (compare_names): Likewise.
7456 2016-10-14 Martin Liska <mliska@suse.cz>
7458 * builtins.h(target_char_cst_p): Declare the function.
7459 * builtins.c (fold_builtin_memchr): Remove.
7460 (target_char_cst_p): Move the function from gimple-fold.c.
7461 (fold_builtin_3): Do not call the function.
7462 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
7463 (gimple_fold_builtin): Call the function.
7464 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
7466 2016-10-14 Martin Liska <mliska@suse.cz>
7468 * builtins.c (fold_builtin_strcmp): Remove function.
7469 (fold_builtin_strncmp): Likewise.
7470 (fold_builtin_2): Remove call of the function.
7471 (fold_builtin_3): Likewise.
7472 * fold-const-call.c (fold_const_call): Add constant folding
7473 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
7474 * fold-const-call.h (build_cmp_result): Declare the function.
7475 * gimple-fold.c (gimple_load_first_char): New function.
7476 (gimple_fold_builtin_string_compare): Likewise.
7477 (gimple_fold_builtin): Call the function.
7479 2016-10-14 Nathan Sidwell <nathan@acm.org>
7481 * gcov-io.c (gcov_open): Deconstify 'mode'.
7483 2016-10-14 Martin Liska <mliska@suse.cz>
7485 * fold-const.c (c_getstr): Support of properly \0-terminated
7486 string constants. New argument is added.
7487 * fold-const.h: New argument is added.
7489 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7491 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
7493 (aarch64_print_hint_for_core): Likewise.
7494 (aarch64_print_hint_for_arch): Likewise.
7495 (aarch64_validate_march): Use it. Fix indentation in type signature.
7496 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
7497 (aarch64_validate_mtune): Likewise.
7498 (aarch64_handle_attr_arch): Likewise.
7499 (aarch64_handle_attr_cpu): Likewise.
7500 (aarch64_handle_attr_tune): Likewise.
7502 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7504 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
7507 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
7509 * config/m68k/m68k.c (m68k_option_override): Check
7510 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
7511 instead of stack_limit_rtx.
7513 2016-10-13 Jakub Jelinek <jakub@redhat.com>
7515 * dwarf2out.c (gen_member_die): Handle inline static data member
7518 2016-10-13 Nathan Sidwell <nathan@acm.org>
7520 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
7521 gcov_var.mode. Remove unnecessary fstat.
7523 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
7526 * function.c (thread_prologue_and_epilogue_insns): Call all
7527 make_*logue_seq in the same order as traditional. Call them
7528 all a second time if shrink_wrapped_separate.
7530 2016-10-13 Marek Polacek <polacek@redhat.com>
7532 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
7533 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
7536 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7538 PR tree-optimization/77937
7539 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
7540 to infinite when we have a pointer with an increment of -1.
7542 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
7544 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
7546 * memmodel.h: This file.
7547 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
7548 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
7549 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
7550 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
7551 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
7552 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
7553 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
7554 compare-elim.c, config/aarch64/aarch64-builtins.c,
7555 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
7556 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
7557 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
7558 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
7559 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
7560 config/darwin.c, config/epiphany/epiphany.c,
7561 config/epiphany/mode-switch-use.c,
7562 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
7563 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
7564 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
7565 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
7566 config/m68k/m68k.c, config/mcore/mcore.c,
7567 config/microblaze/microblaze.c, config/mmix/mmix.c,
7568 config/mn10300/mn10300.c, config/moxie/moxie.c,
7569 config/msp430/msp430.c, config/nds32/nds32-cost.c,
7570 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
7571 config/nds32/nds32-memory-manipulation.c,
7572 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
7573 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
7574 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
7575 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
7576 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
7577 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
7578 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
7579 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
7580 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
7581 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
7582 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
7583 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
7584 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
7585 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
7586 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
7587 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
7588 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
7589 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
7590 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
7591 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
7592 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
7593 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
7594 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
7595 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
7596 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
7597 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
7598 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
7599 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
7600 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
7601 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
7602 var-tracking.c, varasm.c: Include memmodel.h.
7603 * genattrtab.c (write_header): Include memmodel.h in generated file.
7604 * genautomata.c (main): Likewise.
7605 * gengtype.c (open_base_files): Likewise.
7606 * genopinit.c (main): Likewise.
7607 * genconditions.c (write_header): Include memmodel.h earlier in
7609 * genemit.c (main): Likewise.
7610 * genoutput.c (output_prologue): Likewise.
7611 * genpeep.c (main): Likewise.
7612 * genpreds.c (write_insn_preds_c): Likewise.
7613 * genrecog.c (write_header): Likewise.
7614 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
7616 2016-10-13 David Malcolm <dmalcolm@redhat.com>
7618 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
7619 for new "compact" param of print_rtx_function. Check for "cinsn"
7621 * print-rtl-function.c (flag_compact): New decl.
7622 (print_rtx_function): Add param "compact" and use it to set
7623 flag_compact, adding a description of the effect to the leading
7624 comment, and updating the example output.
7625 * print-rtl.c (flag_compact): New variable.
7626 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
7628 (print_rtx_operand_code_i): When printing source locations, wrap
7629 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
7630 (print_rtx_operand_code_r): Don't print regnos for hard regs and
7631 virtuals in compact mode.
7632 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
7633 apart from in LABEL_REFs.
7634 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
7635 Don't print basic block ids in compact mode.
7636 (print_rtx): In compact mode, prefix the code of insns with "c",
7637 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
7638 * print-rtl.h (print_rtx_function): Add "compact" param.
7640 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
7642 * arm.h (TARGET_VFP): Delete.
7643 (TARGET_VFPD32): Remove references to TARGET_VFP.
7644 (TARGET_VFP3, TARGET_VFP5): Likewise.
7645 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
7646 (TARGET_NEON_FP16): Likewise.
7647 (TARGET_FMA): Likewise.
7648 (TARGET_CRYPTO): Likewise.
7649 (TARGET_NEON): Likewise.
7650 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
7651 (FUNCTION_ARG_REGNO_P): Likewise.
7652 * arm.c (arm_option_check_internal): Likewise.
7653 (arm_option_override): Likewise.
7654 (use_return_insn): Likewise.
7655 (arm_function_value_regno_p): Likewise.
7656 (arm_apply_result_size): Likewise.
7657 (use_vfp_abi): Likewise.
7658 (arm_legitimate_address_outer_p): Likewise.
7659 (thumb2_legitimate_address_p): Likewise.
7660 (arm_legitimate_index_p): Likewise.
7661 (thumb2_legitimate_index_p): Likewise.
7662 (arm_legitimate_address): Likewise.
7663 (arm_get_vfp_saved_size): Likewise.
7664 (arm_emit_vfp_multi_reg_pop): Likewise.
7665 (arm_get_frame_offsets): Likewise.
7666 (arm_save_coproc_regs): Likewise.
7667 (arm_hard_regno_mode_ok): Likewise.
7668 (arm_expand_epilogue_apcs_frame): Likewise.
7669 (arm_expand_epilogue): Likewise.
7670 (arm_file_start): Likewise.
7671 (arm_conditional_register_usage): Likewise.
7672 (arm_validize_comparison): Use vfp_compare_operand directly.
7673 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
7674 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
7676 (arm_atomic_assign_expand_fenv): Likewise.
7677 * arm.md (divsf3): Likewise.
7678 (arm_negsi2): Likewise.
7680 (arm_movdi): Likewise.
7681 (arm_movt): Likewise.
7682 (cbranchsf4): Change predicate to vfp_compare_operand.
7683 (cbranchdf4): Change predicate to vfp_compare_operand.
7684 (cstorehf4): Change predicate to vfp_compare_operand.
7685 (cstoresf4): Change predicate to vfp_compare_operand.
7686 (cstoredf4): Change predicate to vfp_compare_operand.
7687 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
7688 (movhi_insn_arch4, movhi_bytes): Likewise.
7689 * constraints.md (Dt): Likewise.
7691 * iterators.md (SDF): Likewise.
7692 * predicates.md (arm_float_compare_operand): Delete.
7693 (const_double_vcvt_power_of_two_reciprocal): Remove references to
7695 (const_double_vcvt_power_of_two): Likewise.
7696 * thumb2.md thumb2_movsi_insn): Likewise.
7697 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
7698 (movhf_vfp): Likewise.
7699 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
7700 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
7701 (movsf_vfp, thumb2_movsf_vfp): Likewise.
7702 (movdf_vfp, thumb2_movdf_vfp): Likewise.
7703 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
7704 (subsf3_vfp, divsf3_vfp): Likewise.
7705 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
7706 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
7707 (mulsf3negsfsubsf_vfp): Likewise.
7708 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
7709 (floatunssisf2, sqrtsf2_vfp): Likewise.
7710 (movcc_vfp): Likewise.
7711 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
7712 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
7713 (push_multi_vfp): Likewise.
7714 (set_fpscr, get_fpscr): Likewise.
7715 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
7717 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
7719 * arm.h (TARGET_VFP): Unconditionally define to 1.
7720 (arm_fpu_desc): Remove 'model' field.
7721 (TARGET_FPU_MODEL): Delete.
7722 * arm.c (all_fpus): Don't initialize the model field.
7723 (arm_can_inline_p): Don't check the FPU model.
7724 * arm-fpus.def: Remove redundant model field from all FPU
7727 2016-10-13 Richard Biener <rguenther@suse.de>
7730 * genmatch.c (struct capture): Add value_match member.
7731 (commutate): Preserve value_match.
7732 (lower_opt_convert): Likewise.
7733 (lower_cond): Likewise.
7734 (replace_id): Likewise.
7735 (struct dt_operand): Add value_match member.
7736 (decision_tree::cmp_node): Compare it.
7737 (decision_tree::insert_operand): Honor it when finding and
7738 when appending a DT_MATCH.
7739 (dt_operand::gen_match_op): Generate a type check after
7740 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
7741 (parser::get_internal_capture_id): New helper.
7742 (parser::finish_match_operand): New function lowering @@<id>.
7743 (parser::parse_capture): Parse @@<id> as value-match.
7744 (parser::parse_expr): Use get_internal_capture_id.
7745 (parser::parse_simplify): Call finish_match_operand.
7746 (walk_captures): New helper.
7747 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
7749 ((X /[ex] A) * A -> X): Likewise.
7750 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
7751 convert[12] and value-matching.
7752 ((A | B) & (A | C) -> A | (B & C)): Likewise.
7753 ((X | Y) | Y -> X | Y): Likewise.
7754 ((X ^ Y) ^ Y -> X): Likewise.
7755 (A - (A & B) -> ~B & A): Likewise.
7756 ((T)(P + A) - (T)P -> (T) A): Likewise.
7757 ((T)P - (T)(P + A) -> -(T) A): Likewise.
7758 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
7759 * doc/match-and-simplify.texi: Amend capture section.
7761 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
7763 * config/arc/arc.md (umul_600): Remove predicated variant.
7764 (umul64_600): Likewise.
7766 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
7768 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
7770 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7772 * tree-vect-loop.c (loop_niters_no_overflow): New func.
7773 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
7774 no-overflow information to vect_do_peeling_for_loop_bound and
7775 vect_gen_vector_loop_niters.
7777 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7779 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
7782 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7784 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
7785 adjust_vec automatically.
7786 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
7787 param exit_bb to guard_to.
7788 (slpeel_checking_verify_cfg_after_peeling):
7789 (set_prologue_iterations):
7790 (create_lcssa_for_virtual_phi): New func which is factored out from
7791 slpeel_tree_peel_loop_to_edge.
7792 (slpeel_tree_peel_loop_to_edge):
7793 (iv_phi_p): New func.
7794 (vect_can_advance_ivs_p): Call iv_phi_p.
7795 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
7796 new gimple stmts in basic block.
7797 (vect_gen_niters_for_prolog_loop): Rename to...
7798 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
7799 adjust implementation.
7800 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
7801 sizetype if necessary.
7802 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
7803 it to external function.
7804 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
7805 (vect_gen_vector_loop_niters_mult_vf): New.
7806 (slpeel_update_phi_nodes_for_loops): New.
7807 (slpeel_update_phi_nodes_for_guard1): Reimplement.
7808 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
7809 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
7810 * tree-vect-loop.c (vect_build_loop_niters): Move to file
7811 tree-vect-loop-manip.c
7812 (vect_generate_tmps_on_preheader): Delete.
7813 (vect_transform_loop): Rename vectorization_factor to vf. Call
7814 vect_do_peeling instead of vect_do_peeling-* functions.
7815 * tree-vectorizer.h (vect_do_peeling): New decl.
7816 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
7817 (vect_do_peeling_for_loop_bound): Delete.
7818 (vect_do_peeling_for_alignment): Delete.
7820 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7822 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
7823 duplicated loop after its preheader and after the original loop.
7825 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7827 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
7828 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
7830 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7832 * tree-vect-loop.c (vectorizable_live_operation): Support handling
7833 for live variable outside loop but not in lcssa form.
7835 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7837 * cfg.c (reset_original_copy_tables): New func.
7838 * cfg.h (reset_original_copy_tables): New decl.
7840 2016-10-13 Jakub Jelinek <jakub@redhat.com>
7843 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
7845 * varasm.c (default_binds_local_p_3): Formatting fix.
7847 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7849 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
7851 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
7852 Remove useless code.
7854 2016-10-13 Martin Liska <mliska@suse.cz>
7856 PR tree-optimization/77943
7857 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
7858 a different EH landing pads.
7860 2016-10-13 Jakub Jelinek <jakub@redhat.com>
7863 * hooks.h (hook_tree_void_null): Declare.
7864 * hooks.c (hook_tree_void_null): New function.
7865 * langhooks.c (lhd_return_null_tree_v): Remove.
7866 * langhooks-def.h (lhd_return_null_tree_v): Remove.
7867 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
7868 set y to const0_rtx.
7869 * function.c (stack_protect_epilogue): Likewise.
7870 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
7871 if TARGET_THREAD_SSP_OFFSET is defined.
7872 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7873 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7874 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7875 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7876 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7877 (ix86_stack_protect_guard): New function.
7879 2016-10-13 Richard Biener <rguenther@suse.de>
7881 * dwarf2out.c (tree_add_const_value_attribute): Do not try
7882 rtl_for_decl_init during early phase.
7883 (gen_variable_die): Do not create locations during early phase.
7884 (gen_label_die): Likewise.
7885 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
7888 2016-10-12 Richard Biener <rguenther@suse.de>
7890 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
7891 try_add_new_range and made to eturn new range.
7892 (evrp_dom_walker::before_dom_children): Push op1 value range before
7893 pushing op0 value range.
7895 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7897 PR tree-optimization/77937
7898 * gimple-ssa-strength-reduction.c (analyze_increments): Use
7899 POINTER_TYPE_P on the candidate type to determine whether
7900 candidates in this chain require pointer arithmetic.
7902 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
7904 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
7905 correction if the type is smaller than a word.
7906 (visium_select_cc_mode): Add ... fall through ... comment.
7908 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7910 * config/rs6000/rs6000.c (machine_function): Add new fields
7911 gpr_is_wrapped_separately and lr_is_wrapped_separately.
7912 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
7913 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
7914 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
7915 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
7916 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
7917 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
7918 (rs6000_get_separate_components): New function.
7919 (rs6000_components_for_bb): New function.
7920 (rs6000_disqualify_components): New function.
7921 (rs6000_emit_prologue_components): New function.
7922 (rs6000_emit_epilogue_components): New function.
7923 (rs6000_set_handled_components): New function.
7924 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
7925 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
7926 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
7927 (rs6000_emit_epilogue): Don't emit GPR restores if
7928 gpr_is_wrapped_separately for that register. Don't make a
7929 REG_CFA_RESTORE note for registers we did not restore, either.
7931 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7933 * function.c (thread_prologue_and_epilogue_insns): Call
7934 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
7935 if it has possibly changed. Compute the split_prologue_seq and
7936 epilogue_seq later, too.
7937 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
7938 (dump_components): New function.
7939 (struct sw): New struct.
7941 (init_separate_shrink_wrap): New function.
7942 (fini_separate_shrink_wrap): New function.
7943 (place_prologue_for_one_component): New function.
7944 (spread_components): New function.
7945 (disqualify_problematic_components): New function.
7946 (emit_common_heads_for_components): New function.
7947 (emit_common_tails_for_components): New function.
7948 (insert_prologue_epilogue_for_components): New function.
7949 (try_shrink_wrapping_separate): New function.
7950 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
7952 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7954 * regrename.c (build_def_use): Invalidate chains that have a
7955 REG_CFA_RESTORE on some instruction.
7957 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7959 * dce.c (delete_unmarked_insns): Don't delete instructions with
7960 a REG_CFA_RESTORE note.
7962 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7964 * common.opt (-fshrink-wrap-separate): New flag.
7965 * doc/invoke.texi: Document it.
7966 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
7967 * doc/tm.texi: Regenerate.
7968 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
7969 * target.def (shrink_wrap): New hook vector.
7970 (get_separate_components, components_for_bb, disqualify_components,
7971 emit_prologue_components, emit_epilogue_components,
7972 set_handled_components): New hooks.
7974 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7976 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
7977 vector return by reference only if -Wpsabi.
7978 (rs6000_pass_by_reference): Similarly, for argument passing.
7980 2016-10-12 David Malcolm <dmalcolm@redhat.com>
7982 * function-tests.c: Include "print-rtl.h".
7983 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
7984 function, and verify what is dumped.
7985 * print-rtl-function.c (print_edge): New function.
7986 (begin_any_block): New function.
7987 (end_any_block): New function.
7988 (can_have_basic_block_p): New function.
7989 (print_rtx_function): Track the basic blocks of insns in the
7990 chain, wrapping those that are within blocks within "(block)"
7991 directives. Remove the "(cfg)" directive.
7993 2016-10-12 David Malcolm <dmalcolm@redhat.com>
7995 * selftest.c (selftest::read_file): New function.
7996 (selftest::test_read_file): New function.
7997 (selftest::selftest_c_tests): Call test_read_file.
7998 * selftest.h (selftest::read_file): New decl.
8000 2016-10-12 Richard Biener <rguenther@suse.de>
8003 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
8006 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
8008 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
8010 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
8011 dwarf2out_assembly_start.
8013 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
8015 * Makefile.in (SELFTEST_FLAGS): New variable.
8016 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
8018 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
8021 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
8023 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
8024 dumped in RTL dumps.
8026 2016-10-12 Martin Liska <mliska@suse.cz>
8028 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
8029 (gimple_fold_builtin_memory_op): Use the function.
8030 (gimple_fold_builtin_strchr): Likewise.
8031 (gimple_fold_builtin_strcat): Likewise.
8032 (gimple_build): Likewise.
8034 2016-10-12 Nathan Sidwell <nathan@acm.org>
8036 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
8038 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
8040 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
8041 equivalent 32-bit constant (modulo 2**32) when that yields
8042 smaller instructions.
8043 (size_of_int_loc_descriptor): Update accordingly.
8045 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
8047 * dwarf2out.c (dwarf2out_early_global_decl): For nested
8048 functions, call dwarf2out_decl on the parent function first.
8050 2016-10-12 Richard Biener <rguenther@suse.de>
8052 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
8055 2016-10-12 Richard Biener <rguenther@suse.de>
8057 * tree-ssa-propagate.c
8058 (substitute_and_fold_dom_walker::before_dom_children): Do not
8059 ignore ASSERT_EXPRs but only preserve them.
8060 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
8061 that have been propagated into.
8062 (vrp_finalize): Enable DCE for substitute_and_fold.
8064 2016-10-12 Richard Biener <rguenther@suse.de>
8066 PR tree-optimization/77920
8067 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
8068 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
8069 (simplify_abs_using_ranges): Likewise.
8070 (simplify_conversion_using_ranges): Likewise.
8071 (simplify_stmt_using_ranges): Adjust.
8073 2016-10-12 Jakub Jelinek <jakub@redhat.com>
8075 PR tree-optimization/77929
8076 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
8077 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
8079 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8082 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
8083 needs a base register for arg 1.
8085 2016-10-12 Jakub Jelinek <jakub@redhat.com>
8087 * common.opt (Wimplicit-fallthrough) Turn into alias to
8088 -Wimplicit-fallthrough=3. Remove EnabledBy.
8089 (Wimplicit-fallthrough=): New option.
8090 * gimplify.c (warn_implicit_fallthrough_r): Use
8091 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
8092 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
8093 to -Wimplicit-fallthrough=3.
8094 (-Wimplicit-fallthrough=): Document.
8096 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8098 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
8099 and GEU in DImode if TARGET_SUBXC.
8100 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
8101 (seqdi<W:mode>_zero_subxc): Delete.
8102 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
8103 (neg_seqdi<W:mode>_zero_vis3): Delete.
8104 (plus_seqdi<W:mode>_zero): Likewise.
8105 (minus_seqdi<W:mode>_zero): Likewise.
8106 (plus_plus_sltu<W:mode>): Accept only register.
8107 (addx<W:mode>): Likewise.
8108 (plus_sltu<W:mode>_vis3): Likewise.
8109 (plus_plus_sltu<W:mode>_vis3): Likewise.
8110 (neg_sgeu<W:mode>_vis3): Delete.
8111 (minus_sgeu<W:mode>_vis3): Likewise.
8112 (addxc<W:mode>): Accept only registers.
8113 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
8114 (minus_neg_sltu<W:mode>_subxc): Accept only register.
8115 (neg_plus_sltu<W:mode>_subxc): Likewise.
8116 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
8117 (minus_minus_sltu<W:mode>_subxc): Accept only register.
8118 (sgeu<W:mode>_insn_subxc): Delete.
8119 (plus_sgeu<W:mode>_subxc): Likewise.
8120 (subxc<W:mode>): Accept only register.
8121 (scc splitter): Split always GEU again.
8123 2016-10-11 Jeff Law <law@redhat.com>
8125 PR tree-optimization/77424
8126 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
8127 dead conditionals. Assert that all e->aux fields are NULL.
8129 2016-10-11 David Malcolm <dmalcolm@redhat.com>
8131 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
8132 operand-printing "switch" statement into...
8133 (print_rtx_operand_code_0): ...this new function, ...
8134 (print_rtx_operand_code_e): ...this new function, ...
8135 (print_rtx_operand_codes_E_and_V): ...this new function, ...
8136 (print_rtx_operand_code_i): ...this new function, ...
8137 (print_rtx_operand_code_r): ...this new function, ...
8138 (print_rtx_operand_code_u): ...this new function, ...
8139 (print_rtx_operand): ...and this new function.
8141 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
8143 * config/alpha/alpha-passes.def: New file.
8144 * config/alpha/t-alpha: New file.
8145 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
8146 (make_pass_handle_trap_shadows): New prototype.
8147 (make_pass_align_insns): Ditto.
8148 * config/alpha/alpha.c (alpha_option_override): Don't register
8150 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
8152 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
8155 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
8156 distinct __ibm128 IBM extended double type if long doubles are
8157 128-bits and the default format for long double is IEEE 128-bit.
8159 2016-10-11 Richard Biener <rguenther@suse.de>
8161 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
8162 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
8163 (verify_die): New function.
8164 (dwarf2out_finish): Call it.
8165 (output_line_info): Handle case of -gsplit-dwarf without
8166 DWARF2_ASM_LINE_DEBUG_INFO.
8168 2016-10-11 Richard Biener <rguenther@suse.de>
8171 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
8172 sub-chains of BLOCK_VARS and gimple_bind_vars.
8174 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8176 * config/i386/znver1.md : Fix imov/imovx load type reservations.
8178 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8180 * config/sparc/sparc.opt (msubxc): New option.
8181 * doc/invoke.texi (SPARC options): Document it and tidy up.
8182 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
8183 * doc/tm.texi: Regenerate.
8184 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
8186 (CCX_NOOV): Rename into...
8190 * config/sparc/predicates.m (fcc_register_operand): Simplify.
8191 (fcc0_register_operand): Likewise.
8192 (icc_register_operand): New.
8193 (icc_or_fcc_register_operand): Simplify.
8194 (nz_comparison_operator): New.
8195 (c_comparison_operator): Likewise.
8196 (noov_compare_operator): Rename into...
8197 (icc_comparison_operator): ...this. Use above predicates.
8198 (noov_compare64_operator): Rename into...
8199 (v9_comparison_operator): ...this and tidy up.
8200 (fcc_comparison_operator): New.
8201 (icc_or_fcc_comparison_operator): Likewise.
8202 (v9_register_compare_operator): Rename info...
8203 (v9_register_comparison_operator): ...this.
8204 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
8205 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
8207 (sparc_fixed_condition_code_regs): New function.
8208 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
8209 renaming and add support for CCC/CCXC.
8210 (output_cbranch): Likewise.
8211 (sparc_print_operand): Likewise.
8212 (gen_v9_scc): Remove obsolete assertion.
8213 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
8214 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
8215 (output_cbcond): Remove bogus handling of CC modes.
8216 (sparc_register_move_cost): Return 100 for NO_REGS.
8217 * config/sparc/sparc.md (W): New mode iterator.
8218 (length): Adjust for noov_compare64_operator renaming.
8219 (cmpsi_sne): New instruction.
8220 (cmpdi_sne): Likewise.
8221 (seqdi_special): Delete.
8222 (seqdi_special): Likewise.
8223 (snesi<P:mode>_special): Likewise.
8224 (snedi_special): Likewise.
8225 (snedi_special_vis3): Likewise.
8226 (snesi patterns): Use W iterator.
8227 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
8228 (sltu patterns): Likewise.
8229 (sgeu patterns): Likewise.
8230 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
8231 (normal_branch): Use icc_comparison_operator predicate.
8232 (inverted_branch): Likewise.
8233 (cbcond_sp32): Use comparison_operator predicate.
8234 (cbcond_sp64): Likewise.
8235 (normal_int_branch_sp64): Adjust for renaming
8236 (inverted_int_branch_sp64): Likewise.
8237 (mov<I:mode>_cc_reg_sp64): Likewise.
8238 (movsf_cc_reg_sp6): Likewise.
8239 (movdf_cc_reg_sp64): Likewise.
8240 (movtf_cc_reg_hq_sp64): Likewise.
8241 (movtf_cc_reg_sp64): Likewise.
8242 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
8243 (movsf_cc_v9): Likewise.
8244 (movdf_cc_v9): Likewise.
8245 (movtf_cc_hq_v9): Likewise.
8246 (movtf_cc_v9): Likewise.
8247 (adddi3): Call gen_adddi3_sp32.
8248 (adddi3_insn_sp32): Rename to...
8249 (adddi3_sp32): ...this. Accept only register_operand as operand #1
8250 and use CCCmode for the carry.
8251 (addx_extend_sp32): Use CCCmode for the carry.
8252 (addx_extend_sp64): Delete.
8253 (adddi3_extend_sp32): Use CCCmode for the carry.
8254 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
8255 (subdi3): Call gen_subdi3_sp32.
8256 (subdi3_insn_sp32): Rename to...
8257 (subdi3_sp32): ...this and use CCmode for the carry.
8258 (subx_extend_sp32): Use CCCmode for the carry.
8259 (subx_extend_sp64): Delete.
8260 (subdi3_extend_sp32): Use CCmode for the carry.
8261 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
8262 (negdi3): Call gen_negdi3_sp32.
8263 (negdi3_sp32): Use CCCmode for the carry.
8264 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
8265 (cmp_nz_ashift_1): Use CCNZ mode.
8266 (cmp_nz_set_ashift_1): Likewise.
8267 (ctrapsi4): Use comparison_operator predicate.
8268 (ctrapdi4): Likewise.
8269 (trapsi_insn): Use icc_comparison_operator predicate.
8270 (trapdi_insn): Likewise.
8271 (edge8 patterns): Use CCNZmode.
8272 (edge16 patterns): Likewise.
8273 (edge32 patterns): Likewise.
8275 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8277 * config/visium/visium-modes.def (CC_NOOV): Rename into...
8279 (CC_BTST): Rename into...
8281 * config/visium/predicates.md (real_add_operand): New.
8282 (visium_btst_operator): Rename into...
8283 (visium_equality_comparison_operator): ...this.
8284 (visium_noov_operator): Rename into...
8285 (visium_nz_comparison_operator): ...this.
8286 (visium_c_comparison_operator): New.
8287 (visium_branch_operator): Adjust and deal with all CC modes.
8288 * config/visium/visium.c (visium_adjust_cost): Adjust.
8289 (visium_split_double_add): Use the *_set_carry patterns.
8290 (visium_select_cc_mode): Add support for CCC mode and adjust.
8291 (output_cbranch): Adjust and use the carry-based operators for
8292 floating-point comparisons.
8293 * config/visium/visium.md (flags_subst_arith): Adjust.
8294 (addsi3_insn_set_carry): New instruction.
8295 (subsi3_insn_set_carry): Likewise.
8296 (negsi2_insn_set_carry): Likewise.
8298 (cmp<mode>_sne): Likewise.
8299 (cbranch<mode>4): Use ordered_comparison_operator.
8300 (cbranch<mode>4_insn): Likewise.
8301 (cbranchsi4_btst_insn): Adjust.
8303 2016-10-11 Tom de Vries <tom@codesourcery.com>
8306 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
8309 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8311 * tree.h (build_complex_type): Add second parameter with default.
8312 * tree.c (build_complex_type): Add NAMED second parameter and adjust
8313 recursive call. Create a TYPE_DECL only if NAMED is true.
8314 (build_common_tree_nodes): Pass true in calls to build_complex_type.
8316 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
8318 New avr-passes.def to register AVR specific passes.
8320 * config/avr/avr-passes.def: New file.
8321 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
8322 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
8323 (make_avr_pass_recompute_note): New proto.
8324 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
8325 (avr_pass_recompute_notes): Use anonymous namespace.
8326 (avr_register_passes): Remove function...
8327 (avr_option_override): ...and its call.
8329 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
8331 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
8332 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
8333 PTF_AVOID_BRANCHLIKELY_SPEED for others.
8334 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
8336 * config/mips/mips.c (mips_option_override): Enable the branch
8337 likely depending on the tune flags and optimization level.
8338 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
8339 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
8340 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
8341 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
8343 2016-10-11 Richard Biener <rguenther@suse.de>
8345 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
8346 (output_function): Properly stream the whole block tree.
8347 * lto-streamer-in.c (input_function): Likewise.
8349 2016-10-11 Marek Polacek <polacek@redhat.com>
8351 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
8353 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
8355 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
8356 (evrp_dom_walker::before_dom_children): Infer and push new value
8357 ranges for x in y < x.
8359 2016-10-10 Joseph Myers <joseph@codesourcery.com>
8362 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
8363 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
8364 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
8365 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
8366 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
8367 (IA64_NO_LIBGCC_TFMODE): Likewise.
8369 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
8371 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
8374 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
8376 * config.gcc: Add aarch64-*-freebsd* support.
8377 * config.host: Likewise.
8378 * config/aarch64/aarch64-freebsd.h: New file.
8379 * config/aarch64/t-aarch64-freebsd: Ditto.
8381 2016-10-10 Jeff Law <law@redhat.com>
8383 PR tree-optimization/71947
8384 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
8385 B with A within a single statement.
8387 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8389 PR tree-optimization/77824
8390 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
8391 zero cost for copies.
8392 (find_candidates_dom_walker::before_dom_children): Replace
8393 MODIFY_EXPR with SSA_NAME.
8394 (replace_mult_candidate): Likewise.
8395 (replace_profitable_candidates): Likewise.
8397 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8399 * config/s390/s390.h: Wrap more macros args in brackets and fix
8401 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
8403 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
8405 2016-10-10 Andreas Schwab <schwab@suse.de>
8408 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
8409 pseudo is not DImode.
8411 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
8413 * common/config/arc/arc-common.c (arc_option_optimization_table):
8414 Remove compact casesi option.
8415 * config/arc/arc.c (arc_override_options): Use compact casesi
8416 option only for pre-ARCv2 cores.
8417 * doc/invoke.texi (mcompact-casesi): Update text.
8419 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8421 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
8422 Add macro to say we can efficiently handle overlapping unaligned
8424 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
8425 poor code for processors older than p8.
8427 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
8429 * gen-pass-instances.awk: Remove GNUism.
8431 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8433 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
8434 NULL of (*ipcp_transformations)][node->uid].
8436 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
8438 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
8439 (MALLOC_ABI_ALIGNMENT): Define.
8441 2016-10-09 Jakub Jelinek <jakub@redhat.com>
8443 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
8444 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
8445 VAR_OR_FUNCTION_DECL_P macros.
8446 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
8447 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
8448 chkp_find_bounds_1): Likewise.
8449 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
8450 * hsa-gen.c (get_symbol_for_decl): Likewise.
8451 * cgraphunit.c (check_global_declaration, analyze_functions,
8452 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
8454 * gimple-fold.c (can_refer_decl_in_current_unit_p,
8455 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
8457 * tree.c (set_decl_section_name, copy_node_stat,
8458 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
8459 merge_dllimport_decl_attributes, handle_dll_attribute,
8460 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
8461 verify_type): Likewise.
8462 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
8463 find_explicit_erroneous_behavior): Likewise.
8464 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
8465 * ipa.c (process_references): Likewise.
8466 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
8467 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
8468 notice_global_symbol, assemble_variable, mark_decl_referenced,
8469 build_constant_desc, output_constant_def_contents, do_assemble_alias,
8470 make_decl_one_only, default_section_type_flags,
8471 categorize_decl_for_section, default_encode_section_info): Likewise.
8472 * trans-mem.c (requires_barrier): Likewise.
8473 * gimple-expr.c (mark_addressable): Likewise.
8474 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
8475 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
8476 expand_debug_expr): Likewise.
8477 * tree-dump.c (dequeue_and_dump): Likewise.
8478 * ubsan.c (instrument_bool_enum_load): Likewise.
8479 * tree-pretty-print.c (print_declaration): Likewise.
8480 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
8481 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
8482 * asan.c (asan_protect_global, instrument_derefs): Likewise.
8483 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
8484 pass_build_ssa::execute): Likewise.
8485 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
8486 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
8488 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
8490 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
8491 can_be_nonlocal, remap_decls, copy_debug_stmt,
8492 initialize_inlined_parameters, add_local_variables,
8493 reset_debug_binding, replace_locals_op): Likewise.
8494 * dse.c (can_escape): Likewise.
8495 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
8497 * tree-diagnostic.c (default_tree_printer): Likewise.
8498 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
8499 unpack_ts_decl_with_vis_value_fields,
8500 lto_input_ts_decl_common_tree_pointers): Likewise.
8501 * builtins.c (builtin_save_expr, fold_builtin_expect,
8502 readonly_data_expr): Likewise.
8503 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
8504 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
8506 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
8507 * gimplify.c (force_constant_size, gimplify_bind_expr,
8508 gimplify_decl_expr, gimplify_var_or_parm_decl,
8509 gimplify_compound_lval, gimplify_init_constructor,
8510 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
8511 gimplify_type_sizes): Likewise.
8512 * cgraphbuild.c (record_reference, record_type_list, mark_address,
8513 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
8514 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
8515 remove_unused_locals): Likewise.
8516 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
8517 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
8518 * function.c (instantiate_expr, instantiate_decls_1,
8519 setjmp_vars_warning, add_local_decl): Likewise.
8520 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
8522 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
8523 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
8524 optimize_va_list_gpr_fpr_size): Likewise.
8525 * tree-nrv.c (pass_nrv::execute): Likewise.
8526 * tsan.c (instrument_expr): Likewise.
8527 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
8528 * vtable-verify.c (verify_bb_vtables): Likewise.
8529 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
8530 get_ref_base_and_extent): Likewise.
8531 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
8533 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
8534 analyze_all_variable_accesses): Likewise.
8535 * tree-nested.c (get_nonlocal_debug_decl,
8536 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
8537 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
8538 get_local_debug_decl, convert_local_omp_clauses,
8539 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
8541 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
8542 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
8543 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
8544 dbxout_symbol, dbxout_common_check): Likewise.
8545 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
8546 string_constant): Likewise.
8547 * hsa.c (hsa_get_declaration_name): Likewise.
8548 * passes.c (rest_of_decl_compilation): Likewise.
8549 * tree-ssanames.c (make_ssa_name_fn): Likewise.
8550 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
8551 pack_ts_decl_with_vis_value_fields,
8552 write_ts_decl_common_tree_pointers): Likewise.
8553 * stor-layout.c (place_field): Likewise.
8554 * symtab.c (symtab_node::maybe_create_reference,
8555 symtab_node::verify_base, symtab_node::make_decl_local,
8556 symtab_node::copy_visibility_from,
8557 symtab_node::can_increase_alignment_p): Likewise.
8558 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
8559 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
8560 fortran_common, add_location_or_const_value_attribute,
8561 add_scalar_info, add_linkage_name, set_block_abstract_flags,
8562 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
8563 optimize_one_addr_into_implicit_ptr,
8564 optimize_location_into_implicit_ptr): Likewise.
8565 * gimple-low.c (record_vars_into): Likewise.
8566 * ipa-visibility.c (update_vtable_references): Likewise.
8567 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
8569 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
8570 DFS::DFS_write_tree_body, write_symbol): Likewise.
8571 * langhooks.c (lhd_warn_unused_global_decl,
8572 lhd_set_decl_assembler_name): Likewise.
8573 * attribs.c (decl_attributes): Likewise.
8574 * except.c (output_ttype): Likewise.
8575 * varpool.c (varpool_node::get_create, ctor_for_folding,
8576 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
8577 * fold-const.c (fold_unary_loc): Likewise.
8578 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
8579 ipa_find_agg_cst_from_init): Likewise.
8580 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
8581 expand_omp_target, lower_omp_regimplify_p,
8582 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
8583 find_link_var_op): Likewise.
8584 * tree-chrec.c (chrec_contains_symbols): Likewise.
8585 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
8586 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
8587 execute_fixup_cfg): Likewise.
8589 PR tree-optimization/77901
8590 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
8591 if ranges[i].exp is SSA_NAME when looking for >= and only when
8592 ranges[i].exp is NULL or SSA_NAME when looking for the other
8595 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8597 * ipa-cp.c (ipcp_alignment_lattice): Remove.
8598 (ipcp_param_lattices): Remove field alignment.
8599 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
8600 (set_all_contains_variable): Remove call to
8601 ipcp_alignment_lattice::set_to_bottom.
8602 (initialize_node_lattices): Likewise.
8603 (propagate_alignment_accross_jump_function): Remove.
8604 (propagate_constants_accross_call): Remove call to
8605 propagate_alignment_accross_jump_function.
8606 (ipcp_store_alignment_results): Remove.
8607 (ipcp_driver): Remove call to ipcp_store_alignment_results.
8608 (propagate_bits_accross_jump_function): Handle ancestor jump function.
8609 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
8610 pretty-printing of alignment jump function.
8611 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
8612 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
8613 alignments and remove computing ipa_alignment jump function.
8614 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
8615 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
8616 (ipa_read_jump_function): Remove reading of ipa_alignment.
8617 (write_ipcp_transformation_info): Remove streaming for alignment
8618 propagation summary.
8619 (read_ipcp_transformation_info): Remove reading of alignment
8620 propagation summary.
8621 (ipcp_update_alignments): Remove.
8622 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
8624 (ipcp_transform_function): Remove call to ipcp_update_alignments()
8625 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
8626 * ipa-prop.h (ipa_alignment): Remove.
8627 (ipa_jump_func): Remove field alignment.
8628 (ipcp_transformation_summary): Remove field alignments.
8629 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
8630 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
8631 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
8633 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
8635 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
8637 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
8639 (visium_expand_fp_cstore): Likewise.
8641 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8643 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
8644 * diagnostic.c (warning_at_rich_loc_n): New function.
8645 (diagnostic_n_impl_richloc): Likewise.
8646 (diagnostic_n_impl): Move most of the function to
8647 diagnostic_n_impl_richloc and call it.
8649 2016-10-08 Jakub Jelinek <jakub@redhat.com>
8651 * gen-pass-instances.awk: Rewritten.
8652 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
8653 $(PASSES_EXTRA) after passes.def to the script.
8654 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
8655 * config/i386/i386-passes.def: New file.
8656 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
8657 make_pass_stv): Declare.
8658 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
8660 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
8662 (pass_stv::clone, pass_stv::set_pass_param): New methods.
8663 (pass_stv::timode_p): New non-static data member.
8664 (ix86_option_override): Don't register passes here.
8666 * doc/invoke.texi: Document accepting Else, fallthrough.
8668 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
8671 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
8672 FALLTHRU comment styles.
8674 2016-10-07 Andrew Pinski <apinski@cavium.com>
8676 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
8677 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
8678 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
8680 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
8682 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
8684 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
8685 (AARCH64_ARCH): Likewise.
8686 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
8688 (AARCH64_CORE): Likewise.
8689 (AARCH64_ARCH): Likewise.
8690 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
8691 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
8692 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
8693 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
8694 (AARCH64_ARCH): Likewise.
8695 (AARCH64_CORE): Likewise.
8696 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
8697 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
8698 (AARCH64_CORE): Likewise.
8699 (AARCH64_ARCH): Likewise.
8701 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
8703 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
8704 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
8705 floating point type infrastructre, and -mfloat128 that enables the
8706 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
8707 if -mfloat128-type. Define __ibm128 to be long double by default.
8708 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
8709 the IEEE 128-bit floating point type infrastructure should
8710 automatically be enabled.
8711 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
8712 instead of -mfloat128 to enable KFmode.
8713 (rs6000_option_override_internal): Split the option -mfloat128
8714 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
8715 systems, automatically set -mfloat128-type, but don't enable it on
8716 other operating systems. Move setting the long double size and
8717 IEEE quad support before the IEEE 128-bit floating point changes.
8718 (rs6000_init_builtins): Do not create a unique type for __ibm128
8719 if long double is IBM extended double, instead rely on __ibm128
8720 being defined as 'long double'. If -mfloat128-type and not
8721 -mfloat128, create the KFmode type with an undocumented __ieee128
8723 (rs6000_init_libfuncs): Use -mfloat128-type instead of
8724 -mfloat128 for tests about the types, but keep tests for
8725 -mfloat128 to enable the keyword support.
8726 (rs6000_complex_function_value): Likewise.
8727 (rs6000_scalar_mode_supported_p): Likewise.
8728 (rs6000_floatn_mode): Likewise.
8729 (rs6000_c_mode_for_suffix): Likewise.
8730 (rs6000_opt_masks): Add -mfloat128-type.
8731 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
8732 -mfloat128-type being split from -mfloat128. Add
8733 -mfloat128-hardware, which was missing.
8734 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
8735 -mfloat128 and -mfloat128-type:
8736 (-mfloat128-type): Likewise.
8737 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
8738 that 64-bit Linux systems with enable -mfloat128-type by default
8740 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
8741 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
8742 -mfloat128-type instead of -mfloat128.
8743 (FLOAT128_2REG_P): Likewise.
8744 (MASK_FLOAT128_TYPE): Likewise.
8745 (ALTIVEC_ARG_MAX_RETURN): Likewise.
8746 (RS6000_BTM_FLOAT128): Likewise.
8747 (TARGET_FLOAT128): Poison old identifiers.
8748 (OPTION_MASK_FLOAT128): Likewise.
8749 (MASK_FLOAT128): Likewise.
8750 * config/rs6000/rs6000.md (FP): Likewise.
8751 (FLOAT128): Likewise.
8752 (fix_trunc<mode>di2): Likewise.
8753 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
8754 (floatdi<mode>2): Likewise.
8755 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
8756 (neg<mode>2, FLOAT128 iterator): Likewise.
8757 (abs<mode>2, FLOAT128 iterator): Likewise.
8758 (ieee_128bit_negative_zero): Likewise.
8759 (ieee_128bit_vsx_neg<mode>2): Likewise.
8760 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
8761 (ieee_128bit_vsx_abs<mode>2): Likewise.
8762 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
8763 (ieee_128bit_vsx_nabs<mode>2): Likewise.
8764 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
8765 (extendiftf2): Likewise.
8766 (extendifkf2): Likewise.
8767 (extendtfkf2): Likewise.
8768 (trunciftf2): Likewise.
8769 (truncifkf2): Likewise.
8770 (trunckftf2): Likewise.
8771 (trunctfif2): Likewise.
8772 (extendkftf2): Likewise.
8773 (trunctfkf2): Likewise.
8775 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8777 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
8778 before merging in bytes to pass down to real_from_target.
8780 2016-10-07 Richard Biener <rguenther@suse.de>
8782 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
8784 (substitute_and_fold_dom_walker::before_dom_children):
8785 Substitute and fold before pass specific folding to avoid
8786 feeding that with SSA names that will be later released.
8787 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
8788 introduced by folding and visited by evaluate_stmt called during
8790 (likely_value): Likewise.
8791 (evaluate_stmt): Likewise.
8792 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
8793 (simplify_div_or_mod_using_ranges): Likewise.
8794 (simplify_min_or_max_using_ranges): Likewise.
8795 (simplify_abs_using_ranges): Likewise.
8796 (simplify_conversion_using_ranges): Likewise.
8797 (simplify_float_conversion_using_ranges): Likewise.
8798 (simplify_stmt_using_ranges): Likewise.
8800 2016-10-07 Marek Polacek <polacek@redhat.com>
8802 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
8803 FALLTHROUGH_LABEL_P here...
8804 (warn_implicit_fallthrough_r): ...not here.
8806 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
8808 PR tree-optimization/77880
8809 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
8812 2016-10-07 Marek Polacek <polacek@redhat.com>
8815 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
8817 2016-10-07 Richard Biener <rguenther@suse.de>
8819 * bitmap.h: Document constraints on bitmap modification while
8822 2016-10-07 Richard Biener <rguenther@suse.de>
8824 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
8825 * bitmap.h (bmp_iter_set): When advancing to the next element
8826 check that we didn't remove the current one.
8827 (bmp_iter_and): Likewise.
8828 (bmp_iter_and_compl): Likewise.
8829 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
8830 we currently iterate on but keep a one-level queue.
8831 * sched-deps.c (remove_from_deps): Do not clear current bit
8832 but keep a one-level queue.
8834 2016-10-07 Jakub Jelinek <jakub@redhat.com>
8836 PR tree-optimization/77664
8837 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
8838 for the other ranges.
8839 (optimize_range_tests_diff): Fix up formatting.
8840 (optimize_range_tests_var_bound): New function.
8841 (optimize_range_tests): Use it.
8843 2016-10-07 Martin Liska <mliska@suse.cz>
8845 * coverage.c (build_gcov_exit_decl): Fix priority what
8846 should be really 99.
8848 2016-10-07 Richard Biener <rguenther@suse.de>
8850 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
8851 vars in gimple_bind_vars but not in BLOCK_VARS.
8853 2016-10-07 Richard Biener <rguenther@suse.de>
8855 PR tree-optimization/77879
8856 * tree-ssa-structalias.c (handle_const_call): Properly handle
8858 (handle_pure_call): Likewise.
8860 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8862 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
8863 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
8866 2016-10-06 Andrew Pinski <apinski@cavium.com>
8868 * config/aarch64/aarch64-cores.def: Add a comment before each
8871 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
8873 PR tree-optimization/77862
8874 * tree-vrp.c (add_equivalence): Use get_value_range so that
8875 num_vr_values is checked before accessing vr_values.
8877 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
8879 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
8882 2016-10-05 Jeff Law <law@redhat.com>
8884 PR tree-optimization/71661
8885 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
8886 removal of a forwarder exposes a new natural loop.
8888 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
8890 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
8891 Introduce ssesuffix variable.
8892 (<mask_codefor><code><mode>3<mask_name>): Ditto.
8893 (*<code><mode>3): Ditto.
8895 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
8897 * postreload.c (reload_cse_simplify): Skip also USE when detecting
8900 2016-10-06 Richard Biener <rguenther@suse.de>
8902 PR tree-optimization/77855
8903 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
8904 instead of removing the current item while iterating over the set
8907 2016-10-06 James Clarke <jrtc27@jrtc27.com>
8908 Eric Botcazou <ebotcazou@adacore.com>
8911 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
8912 (classify_registers): Don't set it
8913 (function_arg_slotno): Don't initialize and test it. Tidy up.
8915 2016-10-06 Richard Biener <rguenther@suse.de>
8917 PR tree-optimization/77839
8918 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
8921 2016-10-06 Martin Liska <mliska@suse.cz>
8923 * gcc.c: Set -fprofile-update=atomic when profiling is
8924 enabled and -pthread is set. Warn when one combines
8925 -pthread and -fprofile-update=single for an app using
8928 2016-10-06 Martin Liska <mliska@suse.cz>
8931 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
8932 * gimple-ssa-strength-reduction.c (slsr_process_cast):
8933 Initialize a pointer to NULL.
8934 (slsr_process_copy): Likewise.
8935 * input.c (location_get_source_line): Likewise.
8936 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
8938 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
8940 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
8941 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
8942 (ix86_handle_option): Deleted handle of OPT_mpcommit.
8943 * config.gcc: Deleted pcommitintrin.h
8944 * config/i386/pcommitintrin.h: Deleted file.
8945 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
8946 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
8948 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
8950 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
8951 (PTA_PCOMMIT): Deleted define.
8952 (ix86_option_override_internal): Deleted handle of option.
8953 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
8954 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
8955 __builtin_ia32_pcommit): Deleted.
8956 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
8957 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
8958 (pcommit): Deleted instruction.
8959 * config/i386/i386.opt: Mention -mpcommit deprecation.
8960 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
8962 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
8965 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
8966 Remove wrong assert.
8967 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
8968 Use <round_constraint> as operand 1 constraint.
8970 2016-10-05 Jakub Jelinek <jakub@redhat.com>
8973 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
8974 (ubsan_instrument_float_cast): And not here.
8977 * ubsan.c (ubsan_ids): New GTY(()) array.
8978 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
8979 instead of static local counters.
8981 2016-10-05 Martin Sebor <msebor@redhat.com>
8984 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
8985 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
8986 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
8987 (default_printf_pointer_format): Define function.
8988 * targhooks.c (linux_printf_pointer_format): Define new function.
8989 * targhooks.h (linux_printf_pointer_format): Declare.
8990 (gnu_libc_printf_pointer_format): Remove declaration.
8992 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8994 * fold-const.c (native_encode_real): Fix logic for selecting offset
8995 to write to when BYTES_BIG_ENDIAN.
8997 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
8999 * builtins.c (fold_builtin_strchr): Remove function.
9000 (fold_builtin_strrchr): Likewise.
9001 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
9002 * gimple-fold.c (target_char_cst_p): New function.
9003 (gimple_fold_builtin_strchr) Add more foldings.
9004 (gimple_fold_builtin): Add index, strrchr, rindex cases.
9006 2016-10-05 Richard Biener <rguenther@suse.de>
9009 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
9010 capture ids in c-exprs.
9012 2016-10-05 Richard Biener <rguenther@suse.de>
9015 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
9016 with types_match for GIMPLE code gen to handle type mismatched
9018 (dt_operand::gen): Adjust.
9019 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
9022 2016-10-05 Richard Biener <rguenther@suse.de>
9024 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
9026 2016-10-05 Richard Biener <rguenther@suse.de>
9029 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
9031 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
9033 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
9034 version check to protect only DW_TAG_imported_module generation.
9036 2016-10-05 Richard Biener <rguenther@suse.de>
9039 * match.pd (min(a,-a) -> -abs(a)): New pattern.
9041 2016-10-04 Ian Lance Taylor <iant@golang.org>
9043 * explow.c (allocate_dynamic_stack_space): Call
9044 do_pending_stack_adjust before handling flag_split_stack.
9046 2016-10-04 David Malcolm <dmalcolm@redhat.com>
9048 * genattrtab.c (make_internal_attr): Supply dummy column number to
9051 * genoutput.c (init_insn_for_nothing): Likewise.
9052 * gensupport.c (add_define_attr): Likewise.
9053 * read-md.c (message_at_1): Print column number.
9054 (fatal_with_file_and_line): Likewise.
9055 (rtx_reader::read_char): Track column numbers.
9056 (rtx_reader::unread_char): Likewise.
9057 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
9058 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
9059 (rtx_reader::handle_file): Initialize m_read_md_colno.
9060 (rtx_reader::get_current_location): Supply column number to
9062 * read-md.h (struct file_location): Add field "colno".
9063 (file_location::file_location): Likewise.
9064 (rtx_reader::get_colno): New accessor.
9065 (rtx_reader::m_read_md_colno): New field.
9066 (rtx_reader::m_last_line_colno): New field.
9068 2016-10-04 Jakub Jelinek <jakub@redhat.com>
9070 * doc/extend.texi (Java Exceptions): Remove.
9071 (java_interface): Remove.
9073 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
9075 PR tree-optimization/77808
9076 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
9077 and addr are different before copying points-to information.
9079 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
9081 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
9082 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
9083 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
9084 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
9086 2016-10-04 Richard Biener <rguenther@suse.de>
9088 PR tree-optimization/77399
9089 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
9090 verify the target can convert.
9092 2016-10-04 Richard Biener <rguenther@suse.de>
9095 * explow.c (plus_constant): Verify the mode of the constant
9096 pool offset before calling plus_constant.
9098 2016-10-04 Richard Biener <rguenther@suse.de>
9101 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
9102 type support, mark with :C.
9103 (X / -X -> -1): Mark with :C.
9105 2016-10-04 Jakub Jelinek <jakub@redhat.com>
9107 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
9108 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
9109 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
9110 * doc/tm.texi: Regenerated.
9111 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
9112 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
9113 * config/darwin.h (JCR_SECTION_NAME): Remove.
9114 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
9115 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
9116 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
9117 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
9118 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
9119 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
9121 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9123 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
9124 between "because" and "param" in dump message in call to fprintf.
9126 2016-10-03 Jeff Law <law@redhat.com>
9128 PR tree-optimization/71550
9129 PR tree-optimization/71403
9130 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
9131 (profitable_jump_thread_path): Also return boolean indicating if
9132 the realized path will create an irreducible loop.
9133 Remove loop depth tests from 71403.
9134 (fsm_find_control_statement_thread_paths): Remove loop depth tests
9135 from 71403. If threading will create an irreducible loop, then
9136 throw away loop iteration and related information.
9138 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
9140 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
9141 -Woverloaded-virtual checks for warning options.
9142 * configure: Regenerate.
9144 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
9146 PR preprocessor/77699
9147 * input.c (maybe_grow): Don't allocate one byte extra headroom.
9148 (get_next_line): Return false on error.
9149 (read_next_line): Removed, use get_next_line instead.
9150 (read_line_num): Don't copy the line.
9151 (location_get_source_line): Don't use static data.
9152 (selftest::test_reading_source_line): Add more test cases.
9154 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9157 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9159 * ifcvt.c (noce_try_avoid_const_materialization): New function.
9160 (noce_process_if_block): Use it.
9162 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
9164 * doc/invoke.texi: Update -Wint-in-bool-context.
9166 2016-10-02 Jakub Jelinek <jakub@redhat.com>
9168 * dwarf2out.c (output_fde, output_call_frame_info,
9169 dwarf2out_do_cfi_startproc, set_indirect_string,
9170 gen_internal_sym, output_die, output_line_info): Use
9171 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
9172 ASM_GENERATE_INTERNAL_LABEL output.
9174 2016-10-01 Richard Biener <rguenther@suse.de>
9177 * genmatch.c (get_operand_type): Add operand position arg
9178 and handle COND_EXPR comparison operand with fixed boolean_type_node.
9179 (expr::gen_transform): Adjust.
9180 (dt_simplify::gen_1): Likewise.
9182 2016-10-01 Jakub Jelinek <jakub@redhat.com>
9184 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
9185 comments. Simplify asserts, remove unnecessary conditions.
9187 (*<code><mode>3): Likewise.
9189 2016-09-30 Jakub Jelinek <jakub@redhat.com>
9191 * doc/invoke.texi (-Wregister): Document.
9193 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
9195 * configure.ac: Split CHECKING_P into CHECKING_P and
9196 ENABLE_EXTRA_CHECKING.
9197 * configure: Regenerated.
9198 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
9199 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
9201 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
9204 * gcc.c (process_command): For @filename handling, output
9205 the correct name if the file does not exist.
9207 2016-09-30 Marek Polacek <polacek@redhat.com>
9209 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
9210 * config/alpha/predicates.md: Likewise.
9212 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9214 * ifcvt.c (noce_try_avoid_const_materialization): New function.
9215 (noce_process_if_block): Use it.
9217 2016-09-30 Martin Liska <mliska@suse.cz>
9219 * doc/invoke.texi: Document asan-use-after-return that
9220 it's disabled by default in runtime.
9222 2016-09-30 Richard Biener <rguenther@suse.de>
9224 * tree-vrp.c (intersect_ranges): If we failed to handle
9225 the intersection choose a constant singleton range if available.
9227 2016-09-30 Richard Biener <rguenther@suse.de>
9229 PR tree-optimization/77399
9230 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
9231 float <-> int conversions.
9233 2016-09-30 Alan Modra <amodra@gmail.com>
9235 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
9237 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
9239 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
9240 ext_level before calling CPUID with 0x80000008.
9241 Simplify xgetbv checks.
9243 2016-09-29 David Malcolm <dmalcolm@redhat.com>
9245 * Makefile.in (OBJS): Add print-rtl-function.o.
9246 * print-rtl-function.c: New file.
9247 * print-rtl.h (print_rtx_function): New decl.
9249 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
9252 * config/i386/cpuid.h (__get_cpuid_count): New.
9253 (__get_cpuid): Rename __level to __leaf.
9255 2016-09-29 Marek Polacek <polacek@redhat.com>
9257 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
9259 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
9262 * builtins.c (expand_builtin_memcmp): Don't swap args unless
9263 result is only being compared with zero.
9265 2016-09-29 Marek Polacek <polacek@redhat.com>
9267 * dwarf2out.c (loc_descriptor): Add fall through comment.
9268 (add_const_value_attribute): Likewise.
9270 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
9272 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
9273 with "v6t2". Move "arch" attribute above "pool_range".
9274 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
9276 (*thumb2_movhi_vfp): Likewise.
9277 (*arm_movhi_fp16): Likewise.
9278 (*thumb2_movhi_fp16): Likewise.
9279 (*arm_movsi_vfp): Remove "arch" attribute.
9280 (*thumb2_movsi_vfp): Likewise.
9282 2016-09-29 Martin Liska <mliska@suse.cz>
9284 * doc/extend.texi: Remove limitation of Objective C for
9285 __attribute__((constructor)) and __attribute__((destructor)).
9287 2016-09-29 Richard Biener <rguenther@suse.de>
9289 PR tree-optimization/77768
9290 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9291 Handle stores to readonly memory when removing redundant stores.
9293 2016-09-29 Richard Biener <rguenther@suse.de>
9296 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
9297 X / -X -> -1 simplifications.
9299 2016-09-29 Richard Biener <rguenther@suse.de>
9302 * match.pd: Add max(a,-a) -> abs(a) pattern.
9303 * tree-ssa-phiopt.c (minmax_replacement): Disable for
9304 HONOR_SIGNED_ZEROS types.
9306 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
9308 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
9309 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
9311 2016-09-29 Richard Biener <rguenther@suse.de>
9313 * tree-vrp.c (set_defs_to_varying): New helper avoiding
9314 writing to vr_const_varying.
9315 (vrp_initialize): Call it.
9316 (vrp_visit_stmt): Likewise.
9317 (evrp_dom_walker::before_dom_children): Likewise.
9319 2016-09-29 Richard Biener <rguenther@suse.de>
9321 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
9322 constructors with vector elements.
9324 2016-09-29 Richard Biener <rguenther@suse.de>
9326 PR tree-optimization/77768
9327 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
9328 with stores to a place we know has a constant value.
9330 2016-09-29 Alan Modra <amodra@gmail.com>
9332 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
9333 * doc/invoke.texi: Document it.
9334 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
9335 (rs6000_passes_float): Comment.
9336 (rs6000_passes_long_double): New static var.
9337 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
9338 (init_cumulative_args): Set up to emit fp .gnu_attribute for
9339 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
9340 to include fp values returned in vectors.
9341 Set rs6000_passes_long_double.
9342 (rs6000_function_arg_advance_1): Likewise for function args.
9343 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
9344 and SPE. Emit long double tag value too.
9345 (rs6000_opt_vars): Add gnu-attr.
9346 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
9347 * configure: Regenerate.
9348 * config.in: Regenerate.
9350 2016-09-28 Jakub Jelinek <jakub@redhat.com>
9352 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
9354 (format_floating, format_string, format_directive,
9355 get_destination_size, pass_sprintf_length::handle_gimple_call):
9358 2016-09-28 Jakub Jelinek <jakub@redhat.com>
9360 * gimple-ssa-sprintf.c: Fix comment formatting.
9361 (format_integer): Use is_gimple_assign.
9362 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
9363 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
9364 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
9365 (pass_sprintf_length::execute): Use is_gimple_call.
9367 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
9369 * gimple-fold.c (gimple_fold_builtin): After failing to fold
9370 strchr, also try the generic folding.
9372 2016-09-28 Martin Sebor <msebor@redhat.com>
9375 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
9378 2016-09-28 Martin Sebor <msebor@redhat.com>
9381 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
9382 length modifier is not expected.
9383 (format_floating): Ignore l length modifier and fail gracefuly
9384 when it isn't one of the other expected ones.
9386 2016-09-28 Martin Sebor <msebor@redhat.com>
9389 * varasm.c (assemble_addr_to_section): Increase local buffer size.
9391 2016-09-27 Richard Biener <rguenther@suse.de>
9393 * dwarf2out.c (cu_die_list): New global.
9394 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
9395 main_comp_unit_die to cu_die_list if we created it.
9396 Move break_out_includes ...
9397 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
9400 2016-09-28 Richard Biener <rguenther@suse.de>
9402 * dwarf2out.c (struct die_struct): Add removed flag.
9403 (lookup_type_die): If the DIE is marked as removed, clear
9404 TYPE_SYMTAB_DIE and return NULL.
9405 (lookup_decl_die): If the DIE is marked as removed, remove it
9406 from the hash and return NULL.
9407 (mark_removed): New helper.
9408 (prune_unused_types_prune): Call it for removed DIEs.
9409 (gen_subprogram_die): Move the premark_used_types call to after
9410 DIEs for the functions scopes are generated.
9411 (process_scope_var): Do not re-create pruned types or type decls.
9412 Make sure to also re-parent type decls.
9413 (dwarf2out_finish): Move unused type pruning and debug_types
9415 (dwarf2out_early_finish): ... here.
9417 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
9419 * config/arc/arc-c.c: New file.
9420 * config/arc/arc-c.def: Likewise.
9421 * config/arc/t-arc: Likewise.
9422 * config.gcc: Include arc-c.o as c and cpp object.
9423 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
9424 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
9425 arc_cpu_cpp_builtins.
9427 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
9429 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
9430 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
9432 2016-09-28 Nathan Sidwell <nathan@acm.org>
9434 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
9437 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
9439 PR tree-optimization/61056
9440 * gimple-fold.c (gimple_fold_builtin_strchr):
9441 New function to optimize strchr (s, 0) to strlen.
9442 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
9444 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
9446 PR tree-optimization/77724
9447 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
9448 Add tree_fits_shwi_p check.
9450 2016-09-27 Jakub Jelinek <jakub@redhat.com>
9452 * auto-inc-dec.c (try_merge): Remove break after return.
9453 * cselib.c (autoinc_split): Likewise.
9454 * explow.c (promote_mode): Likewise.
9455 * fixed-value.c (fixed_arithmetic): Likewise.
9456 * hsa.c (hsa_internal_fn::get_arity): Likewise.
9457 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
9458 * trans-mem.c (get_attrs_for): Likewise.
9459 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
9460 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
9461 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
9462 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
9463 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
9464 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
9465 * config/cris/cris.c (cris_op_str): Likewise.
9466 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
9467 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
9469 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
9471 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
9472 IFN_GOACC_REDUCTION_CODES): New.
9473 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
9474 ifn_goacc_reduction_kind): Use them.
9475 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
9476 of internal functions, when applicable.
9478 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
9480 * config/mips/constraints.md (d): Fix documentation.
9481 * doc/md.texi (Machine Constraints): Update accordingly.
9483 2016-09-27 Richard Biener <rguenther@suse.de>
9485 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
9486 cur_line_info_table initialization ...
9487 (dwarf2out_assembly_start): ... here.
9489 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
9491 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
9492 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
9493 (*thumb2_movhi_vfp): Likewise.
9494 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
9495 template. Expand predicable attribute to mark VMOV.F16 as not
9496 predicable. Add "arch" attribute.
9497 (*thumb2_movhi_fp16): Likewise.
9498 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
9499 (*thumb2_movsi_vfp): Add "arch" attribute.
9501 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
9503 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
9506 2016-09-27 Marek Polacek <polacek@redhat.com>
9508 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
9511 * config/c6x/c6x.h: Adjust fall through comment.
9512 * config/sh/sh.c (final_prescan_insn): Likewise.
9513 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
9514 (visium_expand_fp_cstore): Likewise.
9516 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9518 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
9519 expected by -Wimplicit-fallthrough.
9520 (thumb1_size_rtx_costs): Likewise.
9521 (thumb2_reorg): Likewise.
9522 (tls_mentioned_p): Add "Fall through" comment.
9523 (thumb2_reorg): Likewise.
9524 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
9525 comment form expected by -Wimplicit-fallthrough.
9527 2016-09-27 Martin Liska <mliska@suse.cz>
9529 PR gcov-profile/46266
9530 * input.h (RESERVED_LOCATION_P): New macro.
9531 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
9532 instread of comparison with UNKNOWN_LOCATION.
9534 2016-09-27 Richard Biener <rguenther@suse.de>
9536 PR tree-optimization/77745
9537 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9538 When removing redundant stores make sure to check compatibility
9539 of the TBAA state for downstream accesses.
9540 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
9541 value-numbering virtual operands for store matches.
9543 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
9546 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
9547 movrt patterns. Match them before anything else in the SET case.
9549 2016-09-27 Martin Liska <mliska@suse.cz>
9551 PR gcov-profile/7970
9552 PR gcov-profile/16855
9553 PR gcov-profile/44779
9554 * coverage.c (build_gcov_exit_decl): New function.
9555 (coverage_obj_init): Call the function and generate __gcov_exit
9557 * doc/gcov.texi: Document when __gcov_exit function is called.
9559 2016-09-27 Marek Polacek <polacek@redhat.com>
9562 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
9563 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
9564 -Wno-error instead of -Wno-implicit-fallthrough.
9566 2016-09-27 Martin Liska <mliska@suse.cz>
9569 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
9571 2016-09-27 Jakub Jelinek <jakub@redhat.com>
9573 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
9574 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
9575 comments. Remove break after return.
9576 (ix86_fp_compare_code_to_integer, has_dispatch,
9577 ix86_simd_clone_usable): Remove break after return.
9579 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
9581 PR rlt-optimization/77714
9582 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
9585 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
9588 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
9589 extract_range_from_unary_expr to convert value_range.
9590 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
9591 (extract_range_from_unary_expr): This.
9592 * tree-vrp.h (extract_range_from_unary_expr): Declare.
9594 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
9596 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
9598 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9600 * config/i386/i386.c (ix86_print_operand)
9601 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
9602 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
9603 (epilogue_renumber): Likewise.
9605 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
9608 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
9609 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
9611 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
9613 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
9614 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
9615 is_mm_seq_cst, is_mm_sync): Move to ...
9616 * memmodel.h: This. New file.
9617 * builtins.c: Include memmodel.h.
9618 * optabs.c: Likewise.
9620 * config/aarch64/aarch64.c: Likewise.
9621 * config/alpha/alpha.c: Likewise.
9622 * config/arm/arm.c: Likewise.
9623 * config/i386/i386.c: Likewise.
9624 * config/ia64/ia64.c: Likewise.
9625 * config/mips/mips.c: Likewise.
9626 * config/rs6000/rs6000.c: Likewise.
9627 * config/sparc/sparc.c: Likewise.
9628 * genconditions.c: Include memmodel.h in generated file.
9629 * genemit.c: Likewise.
9630 * genoutput.c: Likewise.
9631 * genpeep.c: Likewise.
9632 * genpreds.c: Likewise.
9633 * genrecog.c: Likewise.
9635 2016-09-26 David Malcolm <dmalcolm@redhat.com>
9637 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
9638 "c" instead when parsing characters. Move operand parsing into...
9639 (read_rtx_operand): ...this new function, renaming "i" to "idx",
9640 and tightening the scope of various locals.
9642 2016-09-26 Liu Hao <lh_mouse@126.com>
9644 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
9646 2016-09-26 Marek Polacek <polacek@redhat.com>
9648 * system.h: Use __has_attribute to check whether the fallthrough
9649 attribute is supported.
9651 2016-09-26 Marek Polacek <polacek@redhat.com>
9653 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
9654 gimple_call_internal_p.
9655 * ipa-split.c (find_return_bb): Likewise.
9656 (execute_split_functions): Likewise.
9657 * omp-low.c (dump_oacc_loop_part): Likewise.
9658 (oacc_loop_xform_head_tail): Likewise.
9659 * predict.c (predict_loops): Likewise.
9660 * sanopt.c (pass_sanopt::execute): Likewise.
9661 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
9662 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
9663 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
9664 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
9665 (expand_ifn_va_arg): Likewise.
9666 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
9667 (optimize_mask_stores): Likewise.
9668 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
9669 (vect_transform_stmt): Likewise.
9670 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
9671 * tsan.c (instrument_memory_accesses): Likewise.
9673 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9674 Alexander Monakov <amonakov@ispras.ru>
9676 * regrename.c (rename_chains): Check
9677 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
9678 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
9679 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
9681 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9683 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
9684 (s390_sched_score): Likewise.
9686 2016-09-26 Martin Liska <mliska@suse.cz>
9688 * doc/gcov.texi: Update program output of gcov tool.
9690 2016-09-26 Martin Liska <mliska@suse.cz>
9692 PR gcov-profile/23332
9693 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
9694 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
9695 * value-prof.c (dump_histogram_value): Do not handle
9696 HIST_TYPE_CONST_DELTA.
9697 (stream_in_histogram_value): Likewise.
9698 (gimple_find_values_to_profile): Likewise.
9699 * value-prof.h (enum hist_type): Likewise.
9701 2016-09-26 Martin Liska <mliska@suse.cz>
9703 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
9704 from default sanitize recover values.
9705 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
9706 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
9707 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
9709 * opts.c (finish_options): Do a generic loop over options
9710 that can be recovered.
9711 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
9713 (common_handle_option): Likewise.
9714 * opts.h: Declare can_recover to sanitizer_opts_s.
9716 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
9718 * target.def(elf_flags_numeric): Change documentation to present tense.
9719 * doc/tm.texi: Regenerate.
9721 2016-09-26 Marek Polacek <polacek@redhat.com>
9724 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
9725 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
9726 -Wno-switch-fallthrough.
9727 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
9728 (expand_builtin): Likewise.
9729 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
9730 * convert.c (convert_to_real_1): Likewise.
9731 (convert_to_integer_1): Likewise.
9732 * final.c (output_alternate_entry_point): Likewise.
9733 * genattrtab.c (make_canonical): Likewise.
9734 (write_test_expr): Likewise.
9735 * genpreds.c (validate_exp): Likewise.
9736 * gimple-ssa-strength-reduction.c
9737 (find_candidates_dom_walker::before_dom_children): Likewise.
9738 * godump.c (go_format_type): Likewise.
9739 * reload1.c (elimination_effects): Likewise.
9740 * resource.c (mark_referenced_resources): Likewise.
9741 (mark_set_resources): Likewise.
9742 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
9743 * varasm.c (output_addressed_constants): Likewise.
9745 2016-09-26 Marek Polacek <polacek@redhat.com>
9748 * common.opt (Wimplicit-fallthrough): New option.
9749 * doc/extend.texi: Document statement attributes and the fallthrough
9751 * doc/invoke.texi: Document -Wimplicit-fallthrough.
9752 * gimple.h (gimple_call_internal_p): New function.
9753 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
9754 (struct label_entry): New struct.
9755 (find_label_entry): New function.
9756 (case_label_p): New function.
9757 (collect_fallthrough_labels): New function.
9758 (last_stmt_in_scope): New function.
9759 (should_warn_for_implicit_fallthrough): New function.
9760 (warn_implicit_fallthrough_r): New function.
9761 (maybe_warn_implicit_fallthrough): New function.
9762 (expand_FALLTHROUGH_r): New function.
9763 (expand_FALLTHROUGH): New function.
9764 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
9765 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
9766 (gimplify_label_expr): New function.
9767 (gimplify_case_label_expr): Set location.
9768 (gimplify_expr): Call gimplify_label_expr.
9769 * internal-fn.c (expand_FALLTHROUGH): New function.
9770 * internal-fn.def (FALLTHROUGH): New internal function.
9771 * langhooks.c (lang_GNU_OBJC): New function.
9772 * langhooks.h (lang_GNU_OBJC): Declare.
9773 * system.h (gcc_fallthrough): Define.
9774 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
9775 * tree.h (FALLTHROUGH_LABEL_P): Define.
9777 2016-09-26 Richard Biener <rguenther@suse.de>
9779 * dwarf2out.c (stripattributes): Remove unused function.
9780 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
9781 Push dwarf_split_debug_info handling into init_sections_and_labels.
9782 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
9783 (DEBUG_MACRO_SECTION_FLAGS): Remove.
9784 (debug_macinfo_section_name): New global.
9785 (output_macinfo): Use debug_macinfo_section_name.
9786 (init_sections_and_labels): Split out section and label generation
9787 from dwarf2out_init. Set debug_macinfo_section_name.
9788 (dwarf2out_init): Move text section label generation and emission
9790 (dwarf2out_assembly_start): ... here.
9791 (dwarf2out_finish): Call init_sections_and_labels before DWARF
9794 2016-09-26 Richard Biener <rguenther@suse.de>
9797 * cgraphunit.c (analyze_functions): Before early removing
9798 global vars calls the late_global_decl debug handler mark
9799 the variable as readonly.
9801 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
9804 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
9805 (sh_rtx_costs): Handle SET of movt and movrt patterns.
9806 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
9807 declare new overloads.
9808 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
9811 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9813 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
9814 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
9816 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
9818 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
9819 * configure: Regenerate.
9821 2016-09-24 Marek Polacek <polacek@redhat.com>
9824 * doc/invoke.texi: Document -Wbool-operation.
9826 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9828 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
9829 * config/rs6000/rs6000.c (expand_block_compare): New function used by
9830 cmpmemsi pattern to do builtin expansion of memcmp ().
9831 (compute_current_alignment): Add helper function for
9832 expand_block_compare used to compute alignment as the compare proceeds.
9833 (select_block_compare_mode): Used by expand_block_compare to select
9834 the mode used for reading the next chunk of bytes in the compare.
9835 (do_load_for_compare): Used by expand_block_compare to emit the load
9836 insns for the compare.
9837 (rs6000_emit_dot_insn): Moved this function to avoid a forward
9838 reference from expand_block_compare ().
9839 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
9840 prototype for this function.
9841 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
9842 target option for controlling how much code inline expansion of
9843 memcmp() will be allowed to generate.
9845 2016-09-23 Jakub Jelinek <jakub@redhat.com>
9847 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
9848 hook_bool_mode_false, hook_bool_mode_true,
9849 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
9850 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9851 hook_bool_const_rtx_insn_const_rtx_insn_true,
9852 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
9853 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
9854 hook_bool_const_tree_hwi_hwi_const_tree_false,
9855 hook_bool_const_tree_hwi_hwi_const_tree_true,
9856 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
9857 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9858 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
9859 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
9860 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
9861 hook_bool_const_tree_true, hook_bool_tree_tree_false,
9862 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
9863 hook_bool_rtx_insn_true, hook_bool_rtx_false,
9864 hook_bool_uintp_uintp_false,
9865 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
9866 hook_rtx_tree_int_null, hook_uint_mode_0,
9867 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
9868 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
9869 hook_constcharptr_const_rtx_insn_null,
9870 hook_constcharptr_const_tree_const_tree_null,
9871 hook_constcharptr_int_const_tree_null,
9872 hook_constcharptr_int_const_tree_const_tree_null,
9873 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
9874 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
9875 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
9877 * vec.h (vNULL): Extend comment to say = vNULL initialization
9878 isn't needed for static vars.
9880 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
9881 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
9882 = vNULL initialization of file scope vec.
9883 * passes.c (pass_tab, enabled_pass_uid_range_tab,
9884 disabled_pass_uid_range_tab): Likewise.
9885 * haifa-sched.c (sched_luids, h_i_d): Likewise.
9886 * tree-chkp-opt.c (check_infos): Likewise.
9887 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
9889 * vec.h (vnull::operator vec): Add constexpr keyword for
9892 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
9894 PR tree-optimization/77654
9895 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
9896 to duplicate_ssa_name_ptr_info.
9898 2016-09-23 David Malcolm <dmalcolm@redhat.com>
9900 PR preprocessor/77672
9901 * input.c (selftest::test_lexer_string_locations_simple): Update
9902 test to expect location information of the terminator character
9903 at the location of the final closing quote.
9904 (selftest::test_lexer_string_locations_hex): Likewise.
9905 (selftest::test_lexer_string_locations_oct): Likewise.
9906 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
9907 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
9908 (selftest::test_lexer_string_locations_ucn4): Likewise.
9909 (selftest::test_lexer_string_locations_ucn8): Likewise.
9910 (selftest::test_lexer_string_locations_u8): Likewise.
9911 (selftest::test_lexer_string_locations_utf8_source): Likewise.
9912 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
9913 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
9914 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
9915 (selftest::test_lexer_string_locations_macro): Likewise.
9916 (selftest::test_lexer_string_locations_long_line): Likewise.
9918 2016-09-23 Richard Biener <rguenther@suse.de>
9920 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
9921 virtual definition to virtual use if the call devirtualizes
9922 to a const or pure function.
9923 (visit_use): Also visit calls we can devirtualize to a
9924 const or pure function.
9926 2016-09-23 Richard Biener <rguenther@suse.de>
9928 PR tree-optimization/77697
9929 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
9930 signal error if we have sth ternary or unhandled.
9932 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9934 * config/arm/arm_neon.h (vabd_f16): New.
9968 (vcvt_f16_s16): New.
9969 (vcvt_f16_u16): New.
9970 (vcvt_s16_f16): New.
9971 (vcvt_u16_f16): New.
9972 (vcvtq_f16_s16): New.
9973 (vcvtq_f16_u16): New.
9974 (vcvtq_s16_f16): New.
9975 (vcvtq_u16_f16): New.
9976 (vcvta_s16_f16): New.
9977 (vcvta_u16_f16): New.
9978 (vcvtaq_s16_f16): New.
9979 (vcvtaq_u16_f16): New.
9980 (vcvtm_s16_f16): New.
9981 (vcvtm_u16_f16): New.
9982 (vcvtmq_s16_f16): New.
9983 (vcvtmq_u16_f16): New.
9984 (vcvtn_s16_f16): New.
9985 (vcvtn_u16_f16): New.
9986 (vcvtnq_s16_f16): New.
9987 (vcvtnq_u16_f16): New.
9988 (vcvtp_s16_f16): New.
9989 (vcvtp_u16_f16): New.
9990 (vcvtpq_s16_f16): New.
9991 (vcvtpq_u16_f16): New.
9992 (vcvt_n_f16_s16): New.
9993 (vcvt_n_f16_u16): New.
9994 (vcvtq_n_f16_s16): New.
9995 (vcvtq_n_f16_u16): New.
9996 (vcvt_n_s16_f16): New.
9997 (vcvt_n_u16_f16): New.
9998 (vcvtq_n_s16_f16): New.
9999 (vcvtq_n_u16_f16): New.
10007 (vmaxnmq_f16): New.
10011 (vminnmq_f16): New.
10013 (vmul_lane_f16): New.
10016 (vmulq_lane_f16): New.
10017 (vmulq_n_f16): New.
10024 (vrecpeq_f16): New.
10037 (vrsqrte_f16): New.
10038 (vrsqrteq_f16): New.
10040 (vrecpsq_f16): New.
10041 (vrsqrts_f16): New.
10042 (vrsqrtsq_f16): New.
10046 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10048 * config.gcc (extra_headers): Add arm_fp16.h
10049 * config/arm/arm_fp16.h: New.
10050 * config/arm/arm_neon.h: Include "arm_fp16.h".
10052 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10054 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
10056 (vmulf): New (v8hf, v4hf variants).
10057 (vfma): New (v8hf, v4hf variants).
10058 (vfms): New (v8hf, v4hf variants).
10059 (vsub): New (v8hf, v4hf variants).
10060 (vcage): New (v8hf, v4hf variants).
10061 (vcagt): New (v8hf, v4hf variants).
10062 (vcale): New (v8hf, v4hf variants).
10063 (vcalt): New (v8hf, v4hf variants).
10064 (vceq): New (v8hf, v4hf variants).
10065 (vcgt): New (v8hf, v4hf variants).
10066 (vcge): New (v8hf, v4hf variants).
10067 (vcle): New (v8hf, v4hf variants).
10068 (vclt): New (v8hf, v4hf variants).
10069 (vceqz): New (v8hf, v4hf variants).
10070 (vcgez): New (v8hf, v4hf variants).
10071 (vcgtz): New (v8hf, v4hf variants).
10072 (vcltz): New (v8hf, v4hf variants).
10073 (vclez): New (v8hf, v4hf variants).
10074 (vabd): New (v8hf, v4hf variants).
10075 (vmaxf): New (v8hf, v4hf variants).
10076 (vmaxnm): New (v8hf, v4hf variants).
10077 (vminf): New (v8hf, v4hf variants).
10078 (vminnm): New (v8hf, v4hf variants).
10079 (vpmaxf): New (v4hf variant).
10080 (vpminf): New (v4hf variant).
10081 (vpadd): New (v4hf variant).
10082 (vrecps): New (v8hf, v4hf variants).
10083 (vrsqrts): New (v8hf, v4hf variants).
10084 (vabs): New (v8hf, v4hf variants).
10085 (vneg): New (v8hf, v4hf variants).
10086 (vrecpe): New (v8hf, v4hf variants).
10087 (vrnd): New (v8hf, v4hf variants).
10088 (vrnda): New (v8hf, v4hf variants).
10089 (vrndm): New (v8hf, v4hf variants).
10090 (vrndn): New (v8hf, v4hf variants).
10091 (vrndp): New (v8hf, v4hf variants).
10092 (vrndx): New (v8hf, v4hf variants).
10093 (vrsqrte): New (v8hf, v4hf variants).
10094 (vmul_lane): Add v4hf and v8hf variants.
10095 (vmul_n): Add v4hf and v8hf variants.
10096 (vext): New (v8hf, v4hf variants).
10097 (vcvts): New (v8hi, v4hi variants).
10098 (vcvts): New (v8hf, v4hf variants).
10099 (vcvtu): New (v8hi, v4hi variants).
10100 (vcvtu): New (v8hf, v4hf variants).
10101 (vcvts_n): New (v8hf, v4hf variants).
10102 (vcvtu_n): New (v8hi, v4hi variants).
10103 (vcvts_n): New (v8hi, v4hi variants).
10104 (vcvtu_n): New (v8hf, v4hf variants).
10105 (vbsl): New (v8hf, v4hf variants).
10106 (vcvtas): New (v8hf, v4hf variants).
10107 (vcvtau): New (v8hf, v4hf variants).
10108 (vcvtms): New (v8hf, v4hf variants).
10109 (vcvtmu): New (v8hf, v4hf variants).
10110 (vcvtns): New (v8hf, v4hf variants).
10111 (vcvtnu): New (v8hf, v4hf variants).
10112 (vcvtps): New (v8hf, v4hf variants).
10113 (vcvtpu): New (v8hf, v4hf variants).
10115 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10117 * config/arm/arm-builtins.c (hf_UP): New.
10119 (vfp_builtin_data): New. Update comment.
10120 (enum arm_builtins): Include "arm_vfp_builtins.def".
10121 (ARM_BUILTIN_VFP_PATTERN_START): New.
10122 (arm_init_vfp_builtins): New.
10123 (arm_init_builtins): Add arm_init_vfp_builtins.
10124 (arm_expand_vfp_builtin): New.
10125 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
10127 * config/arm/arm_vfp_builtins.def: New file.
10128 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
10129 (arm-builtins.o): Likewise.
10131 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
10134 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
10135 from constant while creating value range.
10137 2016-09-23 Renlin Li <renlin.li@arm.com>
10139 * ira.c (ira): Move ira_use_lra_p initialization code to ...
10140 (ira_init_once): Here.
10142 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
10143 Jakub Jelinek <jakub@redhat.com>
10145 * hooks.h (hook_uint_uintp_false): Rename to...
10146 (hook_bool_uint_uintp_false): ... this.
10147 * hooks.c (hook_uint_uintp_false): Rename to...
10148 (hook_bool_uint_uintp_false): ... this.
10149 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
10150 instead of hook_uint_uintp_false.
10152 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10154 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
10155 (arm_init_builtins): Move body of a loop to the standalone
10156 function arm_init_neon_builtin.
10157 (arm_expand_neon_builtin_1): New. Update comment. Function body
10158 moved from arm_neon_builtin with some white-space fixes.
10159 (arm_expand_neon_builtin): Move code into the standalone function
10160 arm_expand_neon_builtin_1.
10162 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10164 * config/arm/iterators.md (VCVTHI): New.
10165 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
10166 (NEON_VAGLTE): New.
10167 (VFM_LANE_AS): New.
10169 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
10170 (V_HALF): Add V4HF. Fix white-space.
10171 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
10172 (V_s_elem): Likewise.
10173 (V_sz_elem): Fix white-space.
10174 (V_elem_ch): Likewise.
10176 (scalar_mul_constraint): Add V8HF and V4HF.
10177 (Is_float_mode): Fix white-space.
10178 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
10179 (q): Add HF. Fix white-space.
10182 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
10183 (neon_vfm_lane_as): New.
10184 * config/arm/neon.md (add<mode>3_fp16): New.
10185 (sub<mode>3_fp16): New.
10186 (mul<mode>3add<mode>_neon): New.
10187 (fma<VH:mode>4_intrinsic): New.
10188 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
10189 (fmsub<VH:mode>4_intrinsic): New.
10190 (<absneg_str><mode>2): New.
10191 (neon_v<absneg_str><mode>): New.
10192 (neon_v<fp16_rnd_str><mode>): New.
10193 (neon_vrsqrte<mode>): New.
10194 (neon_vpaddv4hf): New.
10195 (neon_vadd<mode>): New.
10196 (neon_vsub<mode>): New.
10197 (neon_vmulf<mode>): New.
10198 (neon_vfma<VH:mode>): New.
10199 (neon_vfms<VH:mode>): New.
10200 (neon_vc<cmp_op><mode>): New.
10201 (neon_vc<cmp_op><mode>_fp16insn): New
10202 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
10203 (neon_vca<cmp_op><mode>): New.
10204 (neon_vca<cmp_op><mode>_fp16insn): New.
10205 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
10206 (neon_vc<cmp_op>z<mode>): New.
10207 (neon_vabd<mode>): New.
10208 (neon_v<maxmin>f<mode>): New.
10209 (neon_vp<maxmin>fv4hf: New.
10210 (neon_<fmaxmin_op><mode>): New.
10211 (neon_vrecps<mode>): New.
10212 (neon_vrsqrts<mode>): New.
10213 (neon_vrecpe<mode>): New (VH variant).
10214 (neon_vdup_lane<mode>_internal): New.
10215 (neon_vdup_lane<mode>): New.
10216 (neon_vcvt<sup><mode>): New (VCVTHI variant).
10217 (neon_vcvt<sup><mode>): New (VH variant).
10218 (neon_vcvt<sup>_n<mode>): New (VH variant).
10219 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
10220 (neon_vcvt<vcvth_op><sup><mode>): New.
10221 (neon_vmul_lane<mode>): New.
10222 (neon_vmul_n<mode>): New.
10223 * config/arm/unspecs.md (UNSPEC_VCALE): New
10224 (UNSPEC_VCALT): New.
10225 (UNSPEC_VFMA_LANE): New.
10226 (UNSPECS_VFMS_LANE): New.
10228 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
10230 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
10231 ("*extzv<mode><clobbercc_or_nocc>"):
10232 Correct a typo in a comment.
10234 ("*insv<mode>_zEC12", "*insv<mode>_z10")
10235 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
10236 ("*insv<mode>_zEC12_appendbitsleft")
10237 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
10238 ("*insv<mode>_z10_appendbitsleft"): Ditto.
10239 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
10240 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
10241 Provide pattern with operands switched.
10242 ("*pre_z10_extv<mode>"):
10243 Use new subst patterns.
10244 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
10245 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
10246 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
10247 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
10248 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
10249 ("*<risbg_n>_sidi_ior_and_lshiftrt")
10250 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
10252 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
10253 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
10254 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
10256 ("SINT"): New mode_iterator with SI, HI, QI.
10257 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
10258 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
10261 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
10263 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
10264 new interface of s390_contiguous_bitmask_p.
10265 ("contiguous_bitmask_nowrap_operand"): New predicate.
10266 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
10267 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
10268 of s390_contiguous_bitmask_p.
10269 ("NxxDw"): Rename NxxDq constraint to NxxDw.
10270 ("NxxSw"): New constraint.
10271 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
10272 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
10274 (s390_contiguous_bitmask_nowrap_p): Export.
10275 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
10276 former s390_contiguous_bitmask_p.
10277 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
10278 detect contiguous bit ranges with wraparound. Change signature to
10279 return START and END position instead of POS and LENGTH.
10280 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
10281 ranges with wraparound.
10282 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
10283 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
10284 Adapt to new signature of s390_contiguous_bitmask_p.
10286 2016-09-23 Bin Cheng <bin.cheng@arm.com>
10288 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
10289 (create_intersect_range_checks): New.
10290 (vect_create_cond_for_alias_checks): Call above function.
10292 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10294 * config/arm/iterators.md (Code iterators): Fix some white-space
10298 (FCVT): Moved from vfp.md.
10299 (VCVT_HF_US_N): New.
10300 (VCVT_SI_US_N): New.
10305 (FCVTI32typename): Moved from vfp.md.
10306 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
10307 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
10308 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
10309 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
10310 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
10312 (fp16_rnd_str): New.
10313 (fp16_rnd_insn): New.
10314 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
10315 (UNSPEC_VCVT_HF_U_N): New.
10316 (UNSPEC_VCVT_SI_S_N): New.
10317 (UNSPEC_VCVT_SI_U_N): New.
10318 (UNSPEC_VCVTH_S): New.
10319 (UNSPEC_VCVTH_U): New.
10320 (UNSPEC_VCVTA_S): New.
10321 (UNSPEC_VCVTA_U): New.
10322 (UNSPEC_VCVTM_S): New.
10323 (UNSPEC_VCVTM_U): New.
10324 (UNSPEC_VCVTN_S): New.
10325 (UNSPEC_VCVTN_U): New.
10326 (UNSPEC_VCVTP_S): New.
10327 (UNSPEC_VCVTP_U): New.
10328 (UNSPEC_VCVTP_S): New.
10329 (UNSPEC_VCVTP_U): New.
10330 (UNSPEC_VRND): New.
10331 (UNSPEC_VRNDA): New.
10332 (UNSPEC_VRNDI): New.
10333 (UNSPEC_VRNDM): New.
10334 (UNSPEC_VRNDN): New.
10335 (UNSPEC_VRNDP): New.
10336 (UNSPEC_VRNDX): New.
10337 * config/arm/vfp.md (<absneg_str>hf2): New.
10338 (neon_vabshf): New.
10339 (neon_v<fp16_rnd_str>hf): New.
10340 (neon_vrndihf): New.
10345 (*mulsf3neghf_vfp): New.
10346 (*negmulhf3_vfp): New.
10347 (*mulsf3addhf_vfp): New.
10348 (*mulhf3subhf_vfp): New.
10349 (*mulhf3neghfaddhf_vfp): New.
10350 (*mulhf3neghfsubhf_vfp): New.
10352 (neon_vfmahf): New.
10353 (fmsubhf4_fp16): New.
10354 (neon_vfmshf): New.
10357 (neon_vsqrthf): New.
10358 (neon_vrsqrtshf): New.
10359 (FCVT): Move to iterators.md.
10360 (FCVTI32typename): Likewise.
10361 (neon_vcvth<sup>hf): New.
10362 (neon_vcvth<sup>si): New.
10363 (neon_vcvth<sup>_nhf_unspec): New.
10364 (neon_vcvth<sup>_nhf): New.
10365 (neon_vcvth<sup>_nsi_unspec): New.
10366 (neon_vcvth<sup>_nsi): New.
10367 (neon_vcvt<vcvth_op>h<sup>si): New.
10368 (neon_<fmaxmin_op>hf): New.
10370 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
10372 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
10373 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
10374 ("*insv<mode>_zEC12_appendbitsleft")
10375 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
10376 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
10378 2016-09-23 Jakub Jelinek <jakub@redhat.com>
10380 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
10381 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
10382 construct values without normalization.
10383 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
10384 static local lhs_ops to vNULL.
10386 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10387 Jiong Wang <jiong.wang@arm.com>
10389 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
10390 available when FP16 instructions are available.
10391 (output_move_vfp): Add support for 16-bit data moves.
10392 (arm_validize_comparison): Fix some white-space. Support HFmode
10393 by conversion to SFmode.
10394 * config/arm/arm.md (truncdfhf2): Fix a comment.
10395 (extendhfdf2): Likewise.
10397 (movsicc): Fix some white-space.
10399 (movsfcc): Fix some white-space.
10401 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
10402 instructions are available.
10403 (*thumb2_movhi_vfp): Likewise.
10404 (*arm_movhi_fp16): New.
10405 (*thumb2_movhi_fp16): New.
10406 (*movhf_vfp_fp16): New.
10407 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
10408 (*movhf_vfp): Likewise.
10409 (extendhfsf2): Enable when VFP FP16 instructions are available.
10410 (truncsfhf2): Enable when VFP FP16 instructions are available.
10412 2016-09-23 Martin Liska <mliska@suse.cz>
10414 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
10416 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10418 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
10420 (arm_evpc_neon_vtrn): Likewise.
10421 (arm_evpc_neon_vrev): Likewise.
10422 (arm_evpc_neon_vext): Likewise.
10423 * config/arm/arm_neon.h (vbsl_f16): New.
10426 (vdupq_n_f16): New.
10427 (vdup_lane_f16): New.
10428 (vdupq_lane_f16): New.
10432 (vmovq_n_f16): New.
10434 (vrev64q_f16): New.
10441 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
10442 (vdup_lane): New (v8hf, v4hf variants).
10443 (vext): New (v8hf, v4hf variants).
10444 (vbsl): New (v8hf, v4hf variants).
10445 * config/arm/iterators.md (VDQWH): New.
10447 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
10448 (Scalar_mul_8_16): Fix white-space.
10449 (Is_d_reg): Add V4HF and V8HF.
10450 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
10451 (neon_vdup_lane<mode>): New.
10452 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
10453 (*neon_vtrn<mode>_insn): Likewise.
10454 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
10455 (*neon_vzip<mode>_insn): Likewise
10456 (neon_vuzp<mode>_internal): Likewise.
10457 (*neon_vuzp<mode>_insn): Likewise
10458 * config/arm/vec-common.md (vec_perm_const<mode>): New.
10460 2016-09-23 Jiong Wang <jiong.wang@arm.com>
10461 Matthew Wahab <matthew.wahab@arm.com>
10463 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
10464 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
10465 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
10466 available. Also fix some white-space.
10467 * config/arm/vfp.md (*arm_movhi_vfp): New.
10468 (*thumb2_movhi_vfp): New.
10470 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10472 * config/arm/arm-c.c (arm_cpu_builtins): Define
10473 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
10474 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
10476 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10478 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
10479 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
10480 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
10481 arm_v8_2a_fp16_neon_hw.
10482 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
10485 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10487 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
10488 arm_fp16_alternative_ok and arm_fp16_none_ok.
10490 2016-09-23 Martin Liska <mliska@suse.cz>
10492 * ipa-icf.c (sem_variable::merge): Replace adress with address.
10494 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10496 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
10497 ("armv8.2-a"): New.
10498 ("armv8.2-a+fp16"): New.
10499 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
10500 (FL2_FP16INST): New.
10501 (FL2_FOR_ARCH8_2A): New.
10502 * config/arm/arm-tables.opt: Regenerate.
10503 * config/arm/arm.c (arm_arch8_2): New.
10504 (arm_fp16_inst): New.
10505 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
10506 for incompatible fp16-format settings.
10507 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
10508 (TARGET_NEON_FP16INST): New.
10509 (arm_arch8_2): Declare.
10510 (arm_fp16_inst): Declare.
10511 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
10512 march=armv8.2-a and march=armv8.2-a+fp16.
10513 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
10514 and armv8.2-a+fp16.
10515 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
10516 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
10518 2016-09-23 Martin Liska <mliska@suse.cz>
10520 * doc/extend.texi: Remove fused-madd from i386 target options.
10522 2016-09-23 Martin Liska <mliska@suse.cz>
10524 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
10527 2016-09-23 Martin Liska <mliska@suse.cz>
10529 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
10532 2016-09-23 Martin Liska <mliska@suse.cz>
10535 * config/i386/i386.c (ix86_option_override_internal): Change
10536 signature and return false when there's an error related to
10538 (release_options_strings): New function.
10539 (ix86_valid_target_attribute_tree): Call the function.
10541 2016-09-23 Jakub Jelinek <jakub@redhat.com>
10543 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
10544 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
10545 (gen_hsa_ctor_assignment): Likewise.
10546 * print-tree.c (print_node): Likewise.
10547 * tree-dump.c (dequeue_and_dump): Likewise.
10548 * tree-sra.c (sra_modify_constructor_assign): Likewise.
10549 * expr.c (store_constructor): Likewise.
10550 * fold-const.c (operand_equal_p): Likewise.
10551 * tree-pretty-print.c (dump_generic_node): Likewise.
10552 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
10553 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
10555 2016-09-23 Richard Biener <rguenther@suse.de>
10557 * hooks.h (hook_uint_uintp_false): Declare.
10559 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10561 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
10562 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
10564 2016-09-22 Martin Sebor <msebor@redhat.com>
10567 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
10568 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
10569 (target_int_min): Correct computation.
10570 (format_integer): Use long long as the argument for the ll length
10572 (format_floating): Use target_int_max().
10573 (get_string_length): Same.
10574 (format_string): Avoid setting the bounded flag for strings
10576 (try_substitute_return_value): Avoid setting range info when
10577 the result isn't bounded.
10578 * varasm.c (assemble_name): Increase buffer size.
10580 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
10581 Terry Guo <terry.guo@arm.com>
10583 * target.def (elf_flags_numeric): New target hook.
10584 * targhooks.h (default_asm_elf_flags_numeric): New.
10585 * varasm.c (default_asm_elf_flags_numeric): New.
10586 (default_elf_asm_named_section): Use new target hook.
10587 * config/arm/arm.opt (mpure-code): New.
10588 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
10589 * config/arm/arm.c (arm_asm_init_sections): Add section
10590 attribute to default text section if -mpure-code.
10591 (arm_option_check_internal): Diagnose use of option with
10592 non supported targets and/or options.
10593 (arm_asm_elf_flags_numeric): New.
10594 (arm_function_section): New.
10595 (arm_elf_section_type_flags): New.
10596 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
10598 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
10599 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
10601 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
10603 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
10605 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10607 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
10608 * rtl.h: Adjust prototype.
10610 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10612 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
10613 (prev_active_insn): Likewise.
10614 (active_insn_p): Likewise.
10615 * rtl.h: Adjust prototypes.
10616 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
10617 * config/arc/arc.md: Likewise.
10618 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
10619 (branch_needs_nop_p): Likewise.
10620 (use_skip_p): Likewise.
10621 * config/sh/sh.c (gen_block_redirect): Likewise.
10622 (split_branches): Likewise.
10623 * reorg.c (optimize_skip): Likewise.
10624 (fill_simple_delay_slots): Likewise.
10625 (fill_slots_from_thread): Likewise.
10626 (relax_delay_slots): Likewise.
10627 * resource.c (mark_target_live_regs): Likewise.
10629 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10631 * config/cris/cris.c (cris_asm_output_case_end): Change argument
10632 type to rtx_insn *.
10633 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
10634 (prev_nonnote_nondebug_insn): Likewise.
10635 * config/cris/cris-protos.h: Adjust prototype.
10637 * jump.c (rtx_renumbered_equal_p): Adjust.
10639 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10641 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
10642 * rtl.h: Adjust prototype.
10643 * config/sh/sh.md: Adjust.
10644 * dwarf2out.c (add_var_loc_to_decl): Likewise.
10646 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10648 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
10649 (prev_nondebug_insn): Likewise.
10650 * loop-doloop.c (doloop_condition_get): Likewise.
10651 * rtl.h: Adjust prototype.
10652 * cfgloop.h: Likewise.
10654 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10656 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
10657 (prev_nonnote_insn): Likewise.
10658 * jump.c (reversed_comparison_code_parts): Likewise.
10659 (reversed_comparison): Likewise.
10660 * rtl.h: Adjust prototypes.
10661 * config/arc/arc.md: Adjust.
10662 * cse.c (find_comparison_args): Likewise.
10663 * reorg.c (redundant_insn): Change return type to rtx_insn *.
10664 (fix_reg_dead_note): Change argument type to rtx_insn *.
10665 (delete_prior_computation): Likewise.
10666 (delete_computation): Likewise.
10667 (fill_slots_from_thread): Adjust.
10668 (relax_delay_slots): Likewise.
10669 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
10670 (simplify_relational_operation_1): Likewise.
10671 (simplify_ternary_operation): Likewise.
10673 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10675 * config/arc/arc-protos.h (arc_label_align): Change type of
10676 variables from rtx to rtx_insn *.
10677 * config/arc/arc.c (arc_label_align): Likewise.
10678 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
10679 * config/bfin/bfin.c (workaround_speculation): Likewise.
10680 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
10681 (find_last_same_clock): Likewise.
10682 (reorg_split_calls): Likewise.
10683 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
10684 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
10685 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
10686 (same_cmp_following_p): Likewise.
10687 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
10688 (same_cmp_following_p): Likwise.
10689 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
10690 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
10691 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
10692 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
10693 (rl78_alloc_physical_registers_cmp): Likewise.
10694 (rl78_alloc_physical_registers_umul): Likewise.
10695 (rl78_calculate_death_notes): Likewise.
10696 * config/s390/s390-protos.h (s390_label_align): Likewise.
10697 * config/s390/s390.c (s390_label_align): Likewise.
10698 * config/sh/sh.c (barrier_align): Likewise.
10699 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
10700 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
10701 (emit_cbcond_nop): Likewise.
10703 2016-09-22 Martin Liska <mliska@suse.cz>
10706 * ipa-icf.c (sem_variable::merge): Yield merge operation if
10707 alias address matters, not necessarily address of original.
10709 2016-09-22 Richard Biener <rguenther@suse.de>
10711 PR middle-end/77697
10712 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
10715 2016-09-22 Richard Biener <rguenther@suse.de>
10717 PR middle-end/77677
10718 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
10719 from constant folding results.
10720 (gimple_resimplify2): Likewise.
10721 (gimple_resimplify3): Likewise.
10723 2016-09-22 Richard Biener <rguenther@suse.de>
10725 PR middle-end/77678
10726 * expr.c (expand_expr_real_1): Guard array access against negative
10729 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10731 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
10733 (format_floating): Likewise.
10735 2016-09-22 Jakub Jelinek <jakub@redhat.com>
10738 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
10739 for all IFN_GOMP_SIMD_* internal fns, not just for
10740 IFN_GOMP_SIMD_ORDERED_*.
10742 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
10745 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
10746 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
10747 instructions when you want to invert the test.
10748 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
10749 correct order for XXSEL.
10750 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
10751 for using XSCMP{EQ,GT,GE}DP.
10753 2016-09-21 David Malcolm <dmalcolm@redhat.com>
10755 * genconstants.c (main): Introduce noop_reader and convert call
10756 to read_md_files to a method call.
10757 * genenums.c (main): Likewise.
10758 * genmddeps.c (main): Likewise.
10759 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
10760 rtx_reader_ptr->get_top_level_filename ().
10761 (write_tm_preds_h): Likewise.
10762 (write_insn_preds_c): Likewise.
10763 * gensupport.c (class gen_reader): New subclass of rtx_reader.
10764 (rtx_handle_directive): Convert to...
10765 (gen_reader::handle_unknown_directive): ...this.
10766 (init_rtx_reader_args_cb): Convert return type from bool to
10767 rtx_reader *. Create a gen_reader instance, using it for the
10768 call to read_md_files. Return it if no errors occur.
10769 (init_rtx_reader_args): Convert return type from bool to
10771 * gensupport.h (init_rtx_reader_args_cb): Likewise.
10772 (init_rtx_reader_args_cb): Likewise.
10773 * read-md.c (struct file_name_list): Move to class rtx_reader.
10774 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
10775 (read_md_filename): Delete in favor of
10776 rtx_reader::m_read_md_filename.
10777 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
10778 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
10779 (base_dir): Delete in favor of rtx_reader::m_base_dir.
10780 (first_dir_md_include): Delete in favor of
10781 rtx_reader::m_first_dir_md_include.
10782 (last_dir_md_include_ptr): Delete in favor of
10783 rtx_reader::m_last_dir_md_include_ptr.
10784 (max_include_len): Delete.
10785 (rtx_reader_ptr): New.
10786 (fatal_with_file_and_line): Use get_filename and get_lineno
10787 accessors of rtx_reader_ptr.
10788 (require_char_ws): Likewise.
10789 (rtx_reader::read_char): New method, based on ::read_char.
10790 (rtx_reader::unread_char): New method, based on ::unread_char.
10791 (read_escape): Use get_filename and get_lineno accessors of
10793 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
10794 (read_string): Use get_filename and get_lineno accessors of
10796 (rtx_reader::rtx_reader): New ctor.
10797 (rtx_reader::~rtx_reader): New dtor.
10798 (handle_include): Convert from a function to...
10799 (rtx_reader::handle_include): ...this method, converting
10800 handle_directive from a callback to a virtual function.
10801 (handle_file): Likewise, converting to...
10802 (rtx_reader::handle_file): ...this method.
10803 (handle_toplevel_file): Likewise, converting to...
10804 (rtx_reader::handle_toplevel_file): ...this method.
10805 (rtx_reader::get_current_location): New method.
10806 (parse_include): Convert from a function to...
10807 (rtx_reader::add_include_path): ...this method, dropping redundant
10808 update to unused max_include_len.
10809 (read_md_files): Convert from a function to...
10810 (rtx_reader::read_md_files): ...this method, converting
10811 handle_directive from a callback to a virtual function.
10812 (noop_reader::handle_unknown_directive): New method.
10813 * read-md.h (directive_handler_t): Delete this typedef.
10814 (in_fname): Delete.
10815 (read_md_file): Delete.
10816 (read_md_lineno): Delete.
10817 (read_md_filename): Delete.
10818 (class rtx_reader): New class.
10819 (rtx_reader_ptr): New decl.
10820 (class noop_reader): New subclass of rtx_reader.
10821 (read_char): Reimplement in terms of rtx_reader::read_char.
10822 (unread_char): Reimplement in terms of rtx_reader::unread_char.
10823 (read_md_files): Delete.
10824 * read-rtl.c (read_rtx_code): Update for deletion of globals
10825 read_md_filename and read_md_lineno.
10827 2016-09-21 Jason Merrill <jason@redhat.com>
10829 * input.h (from_macro_definition_at): New.
10831 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
10833 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
10835 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
10837 PR tree-optimization/77550
10838 * tree-vect-stmts.c (create_array_ref): Change parameters.
10839 (get_group_alias_ptr_type): New function.
10840 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
10842 2016-09-21 Marek Polacek <polacek@redhat.com>
10844 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
10845 Add falls through comment.
10847 2016-09-21 Richard Biener <rguenther@suse.de>
10849 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
10850 (replace_child): Likewise.
10851 (remove_child_TAG): Adjust.
10852 (move_marked_base_types): Likewise.
10853 (prune_unused_types_prune): Clear die_sib of removed children.
10855 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
10858 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
10859 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
10861 2016-09-21 Richard Biener <rguenther@suse.de>
10863 PR tree-optimization/77648
10864 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
10866 (make_transitive_closure_constraints): Adjust comment.
10867 (make_any_offset_constraints): New function.
10868 (handle_rhs_call): Make sure to first expand a pointer to all
10869 subfields before transitively closing it.
10870 (handle_const_call): Likewise. Properly expand returned
10872 (handle_pure_call): Likewise.
10874 2016-09-21 Richard Biener <rguenther@suse.de>
10875 Jakub Jelinek <jakub@redhat.com>
10877 PR tree-optimization/77621
10878 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
10879 group at non-vectorizable stmts.
10881 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10883 PR tree-optimization/72835
10884 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
10885 (make_new_ssa_for_all_defs): Likewise.
10886 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
10888 2016-09-20 Martin Sebor <msebor@redhat.com>
10890 PR middle-end/49905
10891 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
10892 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
10893 * config/linux.c (gnu_libc_printf_pointer_format): New function.
10894 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
10895 * config/sol2.c (solaris_printf_pointer_format): New function.
10896 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
10898 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
10899 * doc/tm.texi: Regenerate.
10900 * gimple-fold.h (get_range_strlen): New function.
10901 (get_maxval_strlen): Declare existing function.
10902 * gimple-fold.c (get_range_strlen): Add arguments and compute both
10903 maximum and minimum.
10904 (get_range_strlen): Define overload.
10905 (get_maxval_strlen): Adjust.
10906 * gimple-ssa-sprintf.c: New file and pass.
10907 * passes.def (pass_sprintf_length): Add new pass.
10908 * targhooks.h (default_printf_pointer_format): Declare new function.
10909 (gnu_libc_printf_pointer_format): Same.
10910 (solaris_libc_printf_pointer_format): Same.
10911 * targhooks.c (default_printf_pointer_format): Define new function.
10912 * tree-pass.h (make_pass_sprintf_length): Declare new function.
10913 * print-tree.c: Increase buffer size.
10915 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10917 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
10919 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10921 * common.opt: New option -fipa-vrp.
10922 * ipa-cp.c (ipa_get_vr_lat): New.
10923 (ipcp_vr_lattice::print): Likewise.
10924 (print_all_lattices): Call ipcp_vr_lattice::print.
10925 (ipcp_vr_lattice::meet_with): New.
10926 (ipcp_vr_lattice::meet_with_1): Likewise.
10927 (ipcp_vr_lattice::top_p): Likewise.
10928 (ipcp_vr_lattice::bottom_p): Likewsie.
10929 (ipcp_vr_lattice::set_to_bottom): Likewise.
10930 (set_all_contains_variable): Call VR set_to_bottom.
10931 (initialize_node_lattices): Init VR lattices.
10932 (propagate_vr_accross_jump_function): New.
10933 (propagate_constants_accross_call): Call
10934 propagate_vr_accross_jump_function.
10935 (ipcp_store_vr_results): New.
10936 (ipcp_driver): Handle VR.
10937 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
10938 (ipa_set_jf_unknown): Likewise.
10939 (ipa_compute_jump_functions_for_edge): Likewise.
10940 (ipa_node_params_t::duplicate): Likewise.
10941 (ipa_write_jump_function): Likewise.
10942 (ipa_read_jump_function): Likewise.
10943 (write_ipcp_transformation_info): Likewise.
10944 (read_ipcp_transformation_info): Likewise.
10945 (ipcp_update_vr): New.
10946 (ipcp_transform_function): Handle VR.
10947 * ipa-prop.h (struct ipa_vr): New.
10948 * cgraph.c: Include tree-vrp.h.
10949 * cgraphunit.c: Likewise.
10950 * ipa-utils.c: Likewise.
10952 * opts.c: Likewise.
10953 * toplev.c: Likewise.
10954 * ipa-devirt.c: Likewise.
10955 * ipa-inline-transform.c: Likewise.
10956 * ipa-inline.c: Likewise.
10957 * ipa-profile.c: Likewise.
10959 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10961 * doc/invoke.texi: Document -fdump-tree-evrp.
10962 * passes.def: Define new pass_early_vrp.
10963 * timevar.def: Define new TV_TREE_EARLY_VRP.
10964 * tree-pass.h (make_pass_early_vrp): New.
10965 * tree-ssa-propagate.c: Make replace_uses_in non static.
10966 * tree-ssa-propagate.h: Export replace_uses_in.
10967 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
10968 (extract_range_from_assert): Factor out
10969 extract_range_for_var_from_comparison_expr.
10970 (vrp_initialize_lattice): New.
10971 (vrp_initialize): Factor out vrp_initialize_lattice.
10972 (vrp_valueize): Fix it to reject complex value ranges.
10973 (vrp_free_lattice): New.
10974 (evrp_dom_walker::before_dom_children): Likewise.
10975 (evrp_dom_walker::after_dom_children): Likewise.
10976 (evrp_dom_walker::push_value_range): Likewise.
10977 (evrp_dom_walker::pop_value_range): Likewise.
10978 (execute_early_vrp): Likewise.
10979 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
10980 (make_pass_early_vrp): New.
10982 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
10984 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
10985 instead of exact_log2.
10987 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
10990 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
10991 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
10992 (ix86_add_stmt_cost): Penalize DFmode vector operations
10993 for !TARGET_VECTORIZE_DOUBLE.
10995 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
10997 * doc/invoke.texi (Warning Options): Simplify language.
10998 (Optimize Options): Complete sentence.
11000 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
11002 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
11005 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
11008 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
11009 inits on power8 and above, use the VMRGEW instruction instead of a
11012 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
11013 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
11016 2016-09-20 Tamar Christina <tamar.christina@arm.com>
11018 * config/aarch64/arm_neon.h
11019 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
11020 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
11021 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
11023 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
11025 * config/var/vax.h (ELIMINABLE_REGS): Define.
11026 (INITIAL_ELIMINATION_OFFSET): Define.
11028 2016-09-20 Jakub Jelinek <jakub@redhat.com>
11030 PR middle-end/77624
11031 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
11032 cast to void * if the cast is from some other pointer type.
11034 2016-09-20 Richard Biener <rguenther@suse.de>
11036 PR tree-optimization/77646
11037 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
11040 2016-09-20 Tamar Christina <tamar.christina@arm.com>
11042 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
11043 attributes to all inlined functions and make them extern.
11045 2016-09-20 Richard Biener <rguenther@suse.de>
11047 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
11049 * debug.c (do_nothing_debug_hooks): Adjust.
11050 * dbxout.c (dbx_debug_hooks): Likewise.
11051 * sdbout.c (sdb_debug_hooks): Likewise.
11052 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
11053 (dwarf2out_finish): Move producer, filename and
11054 path annotation ...
11055 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
11056 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
11058 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
11061 * doc/invoke.texi: Document -Wint-in-bool-context.
11063 PR middle-end/77421
11064 * dwarf2out.c (output_loc_operands): Fix an assertion.
11066 2016-09-19 Joseph Myers <joseph@codesourcery.com>
11068 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
11069 (CR_DECIMAL_DIG): New macro.
11071 2016-09-19 Joseph Myers <joseph@codesourcery.com>
11073 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
11076 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
11078 PR rtl-optimization/77416
11079 * lra-remat.c (operand_to_remat): Process hard coded insn
11082 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11084 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
11085 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
11087 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
11089 * target.def (lra_p): Wordsmithing.
11090 * doc/tm.texi: Regenerate.
11092 2016-09-19 Jakub Jelinek <jakub@redhat.com>
11093 Jan Hubicka <jh@suse.cz>
11096 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
11097 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
11098 Call ultimate_alias_target just once, not up to 4 times.
11100 2016-09-19 Richard Biener <rguenther@suse.de>
11102 * dwarf2out.c (early_dwarf_finished): New global.
11103 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
11105 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
11106 if called from LTO exit early.
11107 (dwarf2out_late_global_decl): When being during the early
11108 debug phase do not add locations but only const value attributes.
11109 Adjust the way we generate early DIEs for LTO.
11111 2016-09-19 Richard Biener <rguenther@suse.de>
11113 PR middle-end/77605
11114 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
11115 proper niter to bound the loops.
11117 2016-09-19 Richard Biener <rguenther@suse.de>
11119 PR tree-optimization/77514
11120 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
11121 search for folded stmt.
11123 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
11125 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
11126 * tree-pass.h (make_pass_early_thread_jumps): Declare.
11127 * tree-ssa-threadbackward.c (fsm_find_thread_path,
11128 fsm_find_thread_path, profitable_jump_thread_path,
11129 fsm_find_control_statement_thread_paths,
11130 find_jump_threads_backwards): Add speed_p parameter.
11131 (pass_data_early_thread_jumps): New pass.
11132 (make_pass_early_thread_jumps): New function.
11134 2016-09-17 Andreas Schwab <schwab@suse.de>
11136 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
11137 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
11139 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
11141 * recog.c (rest_of_handle_split_after_reload): Delete.
11142 (pass_split_after_reload::gate): New method.
11143 (pass_split_after_reload::execute): Call split_all_insns directly.
11145 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
11147 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
11148 parameters for functions taking long long arguments.
11150 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11153 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
11154 splat with truncate.
11156 2016-09-16 Jason Merrill <jason@redhat.com>
11158 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
11160 * hwint.c (exact_log2): Use pow2p_hwi.
11161 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
11162 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
11163 * builtins.c (get_object_alignment_2, get_object_alignment)
11164 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
11166 * calls.c (compute_argument_addresses, store_one_arg): Use
11168 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
11169 * combine.c (force_to_mode): Use least_bit_hwi.
11170 (contains_muldiv, find_split_point, combine_simplify_rtx)
11171 (simplify_if_then_else, simplify_set, force_to_mode)
11172 (if_then_else_cond, simplify_and_const_int_1)
11173 (simplify_compare_const): Use pow2p_hwi.
11174 * cse.c (fold_rtx): Use pow2p_hwi.
11175 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
11177 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
11178 (init_expmed_one_conv): Use pow2p_hwi.
11179 * expr.c (is_aligning_offset): Use pow2p_hwi.
11180 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
11181 (fold_binary_loc): Use pow2p_hwi.
11182 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
11183 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
11184 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
11185 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
11187 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
11188 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
11189 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
11190 * omp-low.c (oacc_loop_fixed_partitions)
11191 (oacc_loop_auto_partitions): Use least_bit_hwi.
11192 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
11193 * stor-layout.c (place_field): Use least_bit_hwi.
11194 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
11195 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
11196 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
11197 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
11198 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
11199 * tree-vect-data-refs.c (vect_analyze_group_access_1)
11200 (vect_grouped_store_supported, vect_grouped_load_supported)
11201 (vect_permute_load_chain, vect_shift_permute_load_chain)
11202 (vect_transform_grouped_load): Use pow2p_hwi.
11203 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
11204 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
11205 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
11207 * tsan.c (instrument_expr): Use least_bit_hwi.
11208 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
11210 2016-09-16 Andreas Schwab <schwab@suse.de>
11212 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
11213 OFFSET, not offset.
11214 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
11216 2016-09-16 Jakub Jelinek <jakub@redhat.com>
11219 * combine.c (rest_of_handle_combine): If any edges have been purged,
11220 free dominators if available.
11222 2016-09-16 Jakub Jelinek <jakub@redhat.com>
11223 Eric Botcazou <ebotcazou@adacore.com>
11225 PR middle-end/77594
11226 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
11227 through into expand_addsub_overflow after expand_neg_overflow.
11229 2016-09-15 David Malcolm <dmalcolm@redhat.com>
11231 * diagnostic-show-locus.c
11232 (selftest::test_fixit_insert_containing_newline): New function.
11233 (selftest::test_fixit_replace_containing_newline): New function.
11234 (selftest::diagnostic_show_locus_c_tests): Call the above.
11236 2016-09-15 Bin Cheng <bin.cheng@arm.com>
11238 PR tree-optimization/77503
11239 * tree-vect-loop.c (vectorizable_reduction): Record reduction
11240 code for CONST_COND_REDUCTION at analysis stage and use it at
11242 * tree-vectorizer.h (struct _stmt_vec_info): New field.
11243 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
11244 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
11247 2016-09-15 Richard Biener <rguenther@suse.de>
11249 PR middle-end/77544
11250 * fold-const.c (split_tree): Do not split constant ~X.
11252 2016-09-15 Jakub Jelinek <jakub@redhat.com>
11254 PR rtl-optimization/77425
11255 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
11258 PR middle-end/77475
11259 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
11260 use %qs instead of %s where desirable, use argument instead of arg in
11261 the diagnostic wording, add list of supported strategies and
11263 (ix86_option_override_internal): Emit target("m...") instead of
11264 option("m...") in the diagnostic. Use %qs instead of %s in invalid
11265 -march/-mtune option diagnostic. Add list of supported arches/tunings
11266 and spellcheck hint. Remove prefix, suffix and sw variables, use
11267 main_args_p ? "..." : "..." in diagnostics to make translation
11270 2016-09-15 Richard Biener <rguenther@suse.de>
11272 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
11273 extra offset argument.
11274 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
11275 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
11276 to reflect new offset parameter.
11277 * doc/tm.texi: Regenerate.
11278 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
11279 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
11281 (darwin_asm_output_dwarf_offset): Likewise.
11282 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
11284 (darwin_asm_output_dwarf_offset): Pass offset argument through.
11285 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
11286 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
11288 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
11291 * ipa-icf.c (set_alias_uids): New function.
11292 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
11293 all the merged variable's referring aliases.
11295 2016-09-15 Richard Biener <rguenther@suse.de>
11297 PR tree-optimization/77514
11298 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
11299 only forced_stmts sequence.
11301 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
11303 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
11304 * cfgexpand.c (update_alias_info_with_stack_vars): Use
11305 FOR_EACH_SSA_NAME to iterate over SSA variables.
11306 (pass_expand::execute): Likewise.
11307 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
11308 * tree-cfg.c (dump_function_to_file): Likewise.
11309 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
11310 (update_ssa): Likewise.
11311 * tree-ssa-alias.c (dump_alias_info): Likewise.
11312 * tree-ssa-ccp.c (ccp_finalize): Likewise.
11313 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
11314 (create_outofssa_var_map): Likewise.
11315 (coalesce_ssa_name): Likewise.
11316 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
11317 * tree-ssa-pre.c (compute_avail): Likewise.
11318 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
11319 (scc_vn_restore_ssa_info): Likewise.
11320 (free_scc_vn): Likwise.
11321 (run_scc_vn): Likewise.
11322 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
11323 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
11324 * tree-ssa-copy.c (fini_copy_prop): Likewise.
11325 * tree-ssa.c (verify_ssa): Likewise.
11327 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
11329 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
11330 and mips64r2 as default 32-bit and 64-bit architectures.
11331 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
11332 as default 32-bit and 64-bit architectures.
11334 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
11336 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
11339 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
11341 * target.def (lra_p): Change commentary (for the manual) for the
11343 * doc/tm.texi: Regenerate.
11345 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
11347 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
11348 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
11349 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
11350 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
11352 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
11354 * targhooks.c (default_lra_p): Return true instead of false.
11356 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
11358 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
11359 hook_bool_void_false.
11360 * config/avr/avr.c: Ditto.
11361 * config/bfin/bfin.c: Ditto.
11362 * config/c6x/c6x.c: Ditto.
11363 * config/cr16/cr16.c: Ditto.
11364 * config/cris/cris.c: Ditto.
11365 * config/epiphany/epiphany.c: Ditto.
11366 * config/fr30/fr30.c: Ditto.
11367 * config/frv/frv.c: Ditto.
11368 * config/h8300/h8300.c: Ditto.
11369 * config/ia64/ia64.c: Ditto.
11370 * config/iq2000/iq2000.c: Ditto.
11371 * config/lm32/lm32.c: Ditto.
11372 * config/m32c/m32c.c: Ditto.
11373 * config/m32r/m32r.c: Ditto.
11374 * config/m68k/m68k.c: Ditto.
11375 * config/mcore/mcore.c: Ditto.
11376 * config/microblaze/microblaze.c: Ditto.
11377 * config/mmix/mmix.c: Ditto.
11378 * config/mn10300/mn10300.c: Ditto.
11379 * config/moxie/moxie.c: Ditto.
11380 * config/msp430/msp430.c: Ditto.
11381 * config/nios2/nios2.c: Ditto.
11382 * config/nvptx/nvptx.c: Ditto.
11383 * config/pa/pa.c: Ditto.
11384 * config/pdp11/pdp11.c: Ditto.
11385 * config/rl78/rl78.c: Ditto.
11386 * config/sparc/sparc.c: Ditto.
11387 * config/spu/spu.c: Ditto.
11388 * config/stormy16/stormy16.c: Ditto.
11389 * config/tilegx/tilegx.c: Ditto.
11390 * config/tilepro/tilepro.c: Ditto.
11391 * config/v850/v850.c: Ditto.
11392 * config/vax/vax.c: Ditto.
11393 * config/visium/visium.c: Ditto.
11394 * config/xtensa/xtensa.c: Ditto.
11396 2016-09-14 Jakub Jelinek <jakub@redhat.com>
11399 * tsan.c: Include target.h.
11400 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
11401 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
11402 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
11403 BUILT_IN_ATOMIC_TEST_AND_SET entries.
11404 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
11406 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
11407 Martin Liska <mliska@suse.cz>
11409 PR middle-end/77574
11410 * predict.c (force_edge_cold): Add braces to a condition.
11412 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
11414 PR rtl-optimization/77289
11415 * lra-constraints.c (get_final_hard_regno): Removed.
11416 (get_hard_regno): Add new parameter final_p.
11417 (get_reg_class): Directly call lra_get_elimination_hard_regno.
11418 (operands_match_p): Adjust call to get_hard_regno.
11419 (uses_hard_regs_p): Likewise.
11420 (process_alt_operands): Likewise.
11422 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
11425 * config/msp430/msp430.c (msp430_start_function): Emit an error
11426 if a function is both weak and specifies an interrupt number.
11428 2016-09-13 Jakub Jelinek <jakub@redhat.com>
11430 PR tree-optimization/77454
11431 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
11432 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
11435 2016-09-13 Tamar Christina <tamar.christina@arm.com>
11437 * config/aarch64/aarch64-builtins.c
11438 (aarch64_init_simd_builtins): Fix builtin type signature printing.
11440 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
11442 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
11443 SFmode and SCmode arguments by reference.
11445 2016-09-13 David Malcolm <dmalcolm@redhat.com>
11447 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
11449 (selftest::test_one_liner_fixit_insert_before): ...this, and update
11450 for renaming of add_fixit_insert to add_fixit_insert_before.
11451 (selftest::test_one_liner_fixit_insert_after): New function.
11452 (selftest::test_one_liner_fixit_validation_adhoc_locations):
11453 Update for renaming of add_fixit_insert to add_fixit_insert_before.
11454 (selftest::test_one_liner_many_fixits): Likewise.
11455 (selftest::test_diagnostic_show_locus_one_liner): Update for
11456 renaming, call new test function.
11457 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
11458 renaming of add_fixit_insert to add_fixit_insert_before.
11459 (selftest::test_fixit_consolidation): Likewise.
11460 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
11462 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
11463 (selftest::test_applying_fixits_insert_before): ...this.
11464 (selftest::test_applying_fixits_insert): Update for renaming of
11465 add_fixit_insert to add_fixit_insert_before.
11466 (selftest::test_applying_fixits_insert_after): New function.
11467 (selftest::test_applying_fixits_insert_after_at_line_end): New
11469 (selftest::test_applying_fixits_insert_after_failure): New function.
11470 (selftest::test_applying_fixits_multiple): Update for renaming of
11471 add_fixit_insert to add_fixit_insert_before.
11472 (selftest::change_line): Likewise.
11473 (selftest::test_applying_fixits_unreadable_file): Likewise.
11474 (selftest::test_applying_fixits_line_out_of_range): Likewise.
11475 (selftest::test_applying_fixits_column_validation): Likewise.
11476 (selftest::test_applying_fixits_column_validation): Likewise.
11477 (selftest::edit_context_c_tests): Update for renamed test function;
11478 call new test functions.
11480 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
11482 PR tree-optimization/77536
11483 PR rtl-optimization/68212
11484 * config/rs6000/rs6000.md (div->recip splitter): Remove
11485 optimize_insn_for_speed_p condition.
11487 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
11489 * optabs.c (prepare_cmp_insn): Update documentation comment.
11491 2016-09-13 Jakub Jelinek <jakub@redhat.com>
11492 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11494 PR middle-end/77475
11495 * opts.h (candidates_list_and_hint): Declare.
11496 * opts-common.c (candidates_list_and_hint): New function.
11497 (cmdline_handle_error): Use it.
11499 2016-09-12 David Malcolm <dmalcolm@redhat.com>
11501 * edit-context.c (edited_line::get_len): New accessor.
11502 (edited_file::print_diff): Split out hunk-printing into...
11503 (edited_file::print_diff_hunk): New method.
11504 (edited_file::print_diff_line): New method.
11506 2016-09-12 Andrew Pinski <apinski@cavium.com>
11508 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
11510 * config/aarch64/aarch64.c (thunderx_tunings): Enable
11511 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
11512 (aarch64_operands_ok_for_ldpstp): Return false if
11513 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
11514 was SImode and the alignment is less than 8 byte.
11515 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
11517 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
11520 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
11522 2016-09-12 Marek Polacek <polacek@redhat.com>
11524 * doc/extend.texi: Use lowercase "boolean".
11525 * doc/invoke.texi: Likewise.
11526 * doc/md.texi: Likewise.
11527 * target.def: Likewise.
11528 * doc/tm.texi: Regenerated.
11530 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11532 PR middle-end/77426
11533 * expmed.c (synth_mult): Delete duplicate mode check.
11535 2016-09-10 Tom de Vries <tom@codesourcery.com>
11538 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
11540 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
11541 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
11543 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
11545 PR rtl-optimization/77289
11546 * lra-constraints.c (get_final_hard_regno): Add support for non hard
11547 register numbers. Remove support for subregs.
11548 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
11549 (get_reg_class): Delete removed get_final_hard_regno() argument.
11550 (uses_hard_regs_p): Call get_final_hard_regno().
11552 2016-09-09 Martin Sebor <msebor@redhat.com>
11556 * pretty-print.c (pp_quoted_string): New function.
11557 (pp_format): Call it for %c and %s directives.
11559 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
11561 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
11562 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
11563 INITIAL_ELIMINATION_OFFSET) : Update documentation.
11564 * target.def (frame_pointer_required, can_eliminate): Likewise.
11565 * doc/tm.texi: Regenerated.
11566 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
11568 * df-scan.c (df_hard_reg_init): Likewise.
11569 * ira.c (ira_setup_eliminable_regset): Likewise.
11570 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
11571 init_elim_table): Likewise.
11572 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
11573 set_initial_elim_offsets, update_eliminables,
11574 init_elim_table): Likewise.
11575 * rtlanal.c (get_initial_register_offset): Likewise.
11576 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
11577 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
11578 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
11579 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
11580 * config/fr30/fr30.h: Fix comment.
11581 * config/frv/frv.c: Likewise.
11582 * config/frv/frv.h: Likewise.
11583 * config/ft32/ft32.h: Likewise.
11584 * config/visium/visium.h: Likewise.
11585 * config/pa/pa64-linux.h: Likewise.
11586 * config/v850/v850.h: Likewise.
11587 * config/cris/cris.c: Likewise.
11588 * config/ia64/ia64.h: Likewise.
11589 * config/moxie/moxie.h: Likewise.
11590 * config/m32r/m32r.h: Likewise.
11592 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
11595 * config.in: Regenerate.
11596 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
11598 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
11599 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
11600 static-libmpxwrappers case.
11601 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
11602 MPX_LD_AS_NEEDED_GUARD_POP.
11603 * configure: Regenerate.
11604 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
11605 defined if linker support "--push-state"/"--pop-state".
11607 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
11609 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
11611 2016-09-09 Joseph Myers <joseph@codesourcery.com>
11613 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
11614 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
11615 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
11616 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
11617 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
11618 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
11619 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
11621 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
11622 width macros from TS 18661-1.
11623 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
11625 2016-09-08 Jakub Jelinek <jakub@redhat.com>
11628 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
11629 OMP_CLAUSE_SAFELEN_EXPR.
11631 2016-09-07 David Malcolm <dmalcolm@redhat.com>
11633 * Makefile.in (OBJS): Add substring-locations.o.
11634 * langhooks-def.h (class substring_loc): New forward decl.
11635 (lhd_get_substring_location): New decl.
11636 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
11637 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
11638 * langhooks.c (lhd_get_substring_location): New function.
11639 * langhooks.h (class substring_loc): New forward decl.
11640 (struct lang_hooks): Add field get_substring_location.
11641 * substring-locations.c: New file, taking definition of
11642 format_warning_va and format_warning_at_substring from
11643 c-family/c-format.c, making them non-static.
11644 * substring-locations.h (class substring_loc): Move class here
11645 from c-family/c-common.h. Add and rewrite comments.
11646 (format_warning_va): New decl.
11647 (format_warning_at_substring): New decl.
11648 (get_source_location_for_substring): Add comment.
11650 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
11652 * config/i386/i386.c: Add 'U' suffix to processor feature bits
11653 to avoid -Wnarrowing warning.
11654 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
11655 * opts.c: Likewise for SANITIZER_OPT bitmasks.
11657 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
11659 * config/aarch64/aarch64.c (aarch64_legitimize_address):
11660 Avoid use of base_offset if offset already in range.
11662 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
11664 * config/sh/sh-protos.h (struct sh_atomic_model,
11665 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
11666 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
11667 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
11668 * config/sh/sh.h (struct sh_atomic_model,
11669 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
11670 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
11671 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
11672 Guard with __cplusplus.
11674 2016-09-06 Jakub Jelinek <jakub@redhat.com>
11677 * config/i386/i386.c (ix86_expand_builtin): For builtin with
11678 unsupported or unknown ISA, use expand_call.
11680 2016-09-06 Martin Liska <mliska@suse.cz>
11682 PR gcov-profile/77378
11683 PR gcov-profile/77466
11684 * tree-profile.c (tree_profiling): Detect whether target can use
11685 -fprofile-update=atomic.
11687 2016-09-06 Richard Biener <rguenther@suse.de>
11689 PR tree-optimization/77479
11690 * tree-vrp.c (update_value_range): Extend overflow handling to
11693 2016-09-05 Jakub Jelinek <jakub@redhat.com>
11696 * config/i386/i386.md (isa): Add x64_avx512bw.
11697 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
11698 (kmov_isa): New mode attr.
11699 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
11700 (*zero_extend<mode>si2): Likewise.
11701 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
11703 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
11705 * doc/invoke.texi (SPU Options): nops -> NOPs.
11706 (x86 Options): Ditto.
11708 2016-09-05 Jakub Jelinek <jakub@redhat.com>
11710 PR middle-end/77475
11711 * toplev.c (process_options): Temporarily set input_location
11712 to UNKNOWN_LOCATION around targetm.target_option.override () call.
11714 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
11716 PR rtl-optimization/77452
11717 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
11718 inner-mode reference to a CONST_VECTOR constant in the constant pool.
11720 2016-09-05 Marek Polacek <polacek@redhat.com>
11723 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
11725 2016-09-05 Jakub Jelinek <jakub@redhat.com>
11728 * gensupport.c (alter_output_for_subst_insn): Remove redundant
11729 *insn_out == '*' test. Don't copy unnecessary to yet another
11730 memory buffer, and don't leak it.
11732 PR rtl-optimization/77425
11733 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
11735 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
11737 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
11739 2016-09-02 David Malcolm <dmalcolm@redhat.com>
11741 * common.opt (fdiagnostics-generate-patch): New option.
11742 * diagnostic.c: Include "edit-context.h".
11743 (diagnostic_initialize): Initialize context->edit_context_ptr.
11744 (diagnostic_finish): Delete context->edit_context_ptr.
11745 (diagnostic_report_diagnostic): Add fix-it hints from the
11746 diagnostic to context->edit_context_ptr, if any.
11747 * diagnostic.h (class edit_context): Add forward decl.
11748 (struct diagnostic_context): Add field "edit_context_ptr".
11749 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
11750 -fdiagnostics-generate-patch.
11751 (-fdiagnostics-generate-patch): New item.
11752 * toplev.c: Include "edit-context.h".
11753 (process_options): Set global_dc->edit_context_ptr to a new
11754 edit_context if the options need one.
11755 (toplev::main): Handle -fdiagnostics-generate-patch by using
11756 global_dc->edit_context_ptr.
11758 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11761 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
11762 map and firstprivate clauses on target construct for _Atomic
11764 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
11765 on target construct for _Atomic qualified decls.
11766 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
11768 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
11769 _Atomic qualified arguments not mentioned in uniform clause.
11771 2016-09-02 David Malcolm <dmalcolm@redhat.com>
11773 * Makefile.in (OBJS-libcommon): Add edit-context.o.
11774 * diagnostic-color.c (color_dict): Add "diff-filename",
11775 "diff-hunk", "diff-delete", and "diff-insert".
11776 (parse_gcc_colors): Update default value of GCC_COLORS in comment
11777 to reflect above changes.
11778 * doc/invoke.texi (-fdiagnostics-color): Update description of
11779 default GCC_COLORS, and of the supported capabilities.
11780 * edit-context.c: New file.
11781 * edit-context.h: New file.
11782 * input.c (struct fcache): Add field "missing_trailing_newline".
11783 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
11785 (add_file_to_cache_tab): Likewise.
11786 (fcache::fcache): Likewise.
11787 (get_next_line): Update c->missing_trailing_newline.
11788 (location_missing_trailing_newline): New function.
11789 * input.h (location_missing_trailing_newline): New decl.
11790 * selftest-run-tests.c (selftest::run_tests): Call
11791 edit_context_c_tests.
11792 * selftest.h (edit_context_c_tests): New decl.
11794 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11795 Richard Biener <rguenth@suse.de>
11797 PR tree-optimization/77444
11798 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
11799 as steptype, remove redundant initialization.
11801 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11804 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
11805 (sanopt_optimize_walker): Optimize away
11806 __asan_before_dynamic_init (...) followed by
11807 __asan_after_dynamic_init () without intervening memory loads/stores.
11808 * ipa-pure-const.c (special_builtin_state): Handle
11809 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
11810 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
11812 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11814 * cfg.c (free_original_copy_tables): Replace second assignment of
11815 bb_copy = NULL by bb_original = NULL.
11817 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11820 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
11821 assignment added in r216794.
11823 2016-09-02 David Malcolm <dmalcolm@redhat.com>
11825 * Makefile.in (OBJS): Add typed-splay-tree.o.
11826 * selftest-run-tests.c (selftest::run_tests): Call
11827 typed_splay_tree_c_tests.
11828 * selftest.h (typed_splay_tree_c_tests): New decl.
11829 * typed-splay-tree.c: New file.
11830 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
11831 (typed_splay_tree::max): New method.
11832 (typed_splay_tree::min): New method.
11833 (typed_splay_tree::foreach): New method.
11834 (typed_splay_tree::closure): New struct.
11835 (typed_splay_tree::inner_foreach_fn): New function.
11837 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11839 * ipa-cp.c (ipcp_store_bits_results): Change option name from
11840 -fipa-cp-bit to -fipa-bit-cp.
11842 2016-09-01 Martin Sebor <msebor@redhat.com>
11844 PR tree-optimization/71831
11845 * tree-object-size.h: Return bool instead of the size and add
11846 argument for the size.
11847 * tree-object-size.c (compute_object_offset): Update signature.
11848 (addr_object_size): Same.
11849 (compute_builtin_object_size): Return bool instead of the size
11850 and add argument for the size. Handle POINTER_PLUS_EXPR when
11851 optimization is disabled.
11852 (expr_object_size): Adjust.
11853 (plus_stmt_object_size): Adjust.
11854 (pass_object_sizes::execute): Adjust.
11855 * builtins.c (fold_builtin_object_size): Adjust.
11856 * doc/extend.texi (Object Size Checking): Update.
11857 * ubsan.c (instrument_object_size): Adjust.
11859 2016-09-01 Martin Sebor <msebor@redhat.com>
11861 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
11862 it fits the output of the formatted function regardless of its
11864 * genmodes.c (parser::parse_expr): Same.
11865 * gimplify.c (gimplify_asm_expr): Same.
11866 * passes.c (pass_manager::register_one_dump_file): Same.
11867 * print-tree.c (print_node): Same.
11869 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11871 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
11873 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11875 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
11877 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11879 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
11880 * config/rs6000/vector.md: Ditto.
11881 * config/rs6000/vsx.md: Ditto.
11883 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
11885 * ipa-inline-analysis.c (param_change_prob): Get to the base object
11886 first in all cases.
11888 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11890 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
11891 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
11892 *return_and_restore_gpregs_<mode>_r11,
11893 *return_and_restore_gpregs_<mode>_r12,
11894 *return_and_restore_gpregs_<mode>_r1,
11895 *return_and_restore_fpregs_<mode>_r11,
11896 *return_and_restore_fpregs_<mode>_r12,
11897 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
11898 directly instead of via the "l" constraint. Renumber operands.
11901 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11903 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
11904 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
11905 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
11906 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
11907 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
11908 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
11909 *call_value_nonlocal_darwin64, reload_macho_picbase,
11910 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
11911 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
11912 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
11913 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
11914 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
11915 *save_fpregs_<mode>_r1): Ditto.
11916 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
11917 *return_and_restore_gpregs_spe): Ditto.
11919 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11921 * config/rs6000/rs6000.md
11922 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
11923 the use of the link register.
11924 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
11926 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11927 Michael Meissner <meissner@linux.vnet.ibm.com>
11930 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
11931 reg+reg addressing for TImode.
11932 (rs6000_legitimate_address_p): Only allow register indirect
11933 addressing for TImode, even without TARGET_QUAD_MEMORY.
11935 2016-09-01 Richard Biener <rguenther@suse.de>
11937 PR middle-end/77436
11938 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
11939 check whether the result fits the desired result type.
11941 2016-09-01 Nathan Sidwell <nathan@acm.org>
11943 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
11945 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
11947 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
11949 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
11951 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11953 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
11954 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
11955 for comparisons of integer ZERO_EXTEND against zero.
11957 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
11959 * config/i386/i386.c (ix86_option_override_internal): Also disable the
11960 STV pass if -mstackrealign is enabled.
11962 2016-08-31 Ilya Verbin <iverbin@gmail.com>
11964 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
11967 2016-08-31 David Malcolm <dmalcolm@redhat.com>
11969 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
11970 (layout_range::intersects_line_p): New method.
11971 (test_range_contains_point_for_single_point): Rename to...
11972 (test_layout_range_for_single_point): ...this, and add testing
11973 for layout_range::intersects_line_p.
11974 (test_range_contains_point_for_single_line): Rename to...
11975 (test_layout_range_for_single_line): ...this, and add testing
11976 for layout_range::intersects_line_p.
11977 (test_range_contains_point_for_multiple_lines): Rename to...
11978 (test_layout_range_for_multiple_lines): ...this, and add testing
11979 for layout_range::intersects_line_p.
11980 (layout::layout): Populate m_fixit_hints.
11981 (layout::get_expanded_location): Handle the case of a line-span
11983 (layout::validate_fixit_hint_p): New method.
11984 (get_line_span_for_fixit_hint): New function.
11985 (layout::calculate_line_spans): Add spans for fixit-hints.
11986 (layout::should_print_annotation_line_p): New method.
11987 (layout::print_any_fixits): Drop param "richloc", instead using
11988 validated fixits in m_fixit_hints. Add "const" to hint pointers.
11989 (diagnostic_show_locus): Avoid printing blank annotation lines.
11990 (selftest::test_diagnostic_context::test_diagnostic_context):
11991 Initialize show_column and start_span.
11992 (selftest::test_diagnostic_context::start_span_cb): New static
11994 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
11995 (selftest::diagnostic_show_locus_c_tests): Update for function
11996 renamings. Call test_diagnostic_show_locus_fixit_lines.
11998 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
12000 PR tree-optimization/73714
12001 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
12003 2016-08-31 David Malcolm <dmalcolm@redhat.com>
12005 * selftest.c: Move "namespace selftest {" to top of file,
12006 removing explicit "selftest::" qualifiers throughout.
12008 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
12010 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
12012 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
12013 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
12014 Replace builtin with vector extension.
12015 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
12017 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
12018 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
12019 Replace builtin with vector extension.
12020 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
12021 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
12022 Replace builtin with vector extension.
12023 * config/i386/xmmintrin.h (__m128_u): New type.
12024 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
12025 (_mm_load_ps, _mm_store_ps): Simplify.
12027 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
12029 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
12031 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12033 * diagnostic-show-locus.c (colorizer::begin_state): Support more
12034 than 3 ranges per diagnostic by alternating between color 1 and
12036 (layout::layout): Replace use of rich_location::MAX_RANGES
12037 with richloc->get_num_locations ().
12038 (layout::calculate_line_spans): Replace use of
12039 rich_location::MAX_RANGES with m_layout_ranges.length ().
12040 (layout::print_annotation_line): Handle arbitrary numbers of
12041 ranges in caret-printing by defaulting to '^'.
12042 (selftest::test_one_liner_many_fixits): New function.
12043 (test_diagnostic_show_locus_one_liner): Call it.
12044 * diagnostic.c (diagnostic_initialize): Update for renaming
12045 of rich_location::MAX_RANGES to
12046 rich_location::STATICALLY_ALLOCATED_RANGES.
12047 * diagnostic.h (struct diagnostic_context): Likewise.
12049 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12051 * selftest.c (selftest::named_temp_file::named_temp_file): New
12053 (selftest::temp_source_file::~temp_source_file): Move to...
12054 (selftest::named_temp_file::~named_temp_file): ...here.
12055 (selftest::test_named_temp_file): New function.
12056 (selftest::selftest_c_tests): Call test_named_temp_file.
12057 * selftest.h (class named_temp_file): New class.
12058 (class temp_source_file): Convert to a subclass of named_temp_file.
12060 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
12062 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
12063 USEs of LR_REGNO in returns and sibcalls.
12064 (rs6000_output_mi_thunk): Similar.
12065 (rs6000_sibcall_aix): Similar.
12066 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
12067 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
12068 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
12069 Remove the USE of LR_REGNO from the patterns as well. Delete an
12071 (return_internal_<mode>): Delete.
12073 2016-08-30 Tamar Christina <tamar.christina@arm.com>
12075 * config/aarch64/aarch64-simd.md
12076 (aarch64_ld2<mode>_dreg_le): New.
12077 (aarch64_ld2<mode>_dreg_be): New.
12078 (aarch64_ld2<mode>_dreg): Removed.
12079 (aarch64_ld3<mode>_dreg_le): New.
12080 (aarch64_ld3<mode>_dreg_be): New.
12081 (aarch64_ld3<mode>_dreg): Removed.
12082 (aarch64_ld4<mode>_dreg_le): New.
12083 (aarch64_ld4<mode>_dreg_be): New.
12084 (aarch64_ld4<mode>_dreg): Removed.
12085 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
12087 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12089 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
12090 redundant location param.
12091 (test_one_liner_fixit_remove): Likewise.
12092 (test_one_liner_fixit_replace): Likewise.
12093 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
12094 * gcc-rich-location.c
12095 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
12096 get_range_from_loc. Drop overload taking a const char *.
12097 * gcc-rich-location.h
12098 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
12101 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
12103 * config/linux.c (linux_libc_has_function): Return true on musl.
12105 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
12107 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
12109 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
12111 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
12112 used for abnormal egdes.
12114 2016-08-30 Jakub Jelinek <jakub@redhat.com>
12116 PR tree-optimization/72866
12117 * tree-vect-patterns.c (search_type_for_mask): Turn into
12118 a small wrapper, move all code to ...
12119 (search_type_for_mask_1): ... this new function. Add caching
12120 and adjust recursive calls.
12123 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
12124 instead of lookup_type_die (type_main_variant (type)) even for array
12127 PR middle-end/77377
12128 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
12129 constant pool reference return x instead of c.
12131 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
12133 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
12136 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12139 (selftest::test_make_location_nonpure_range_endpoints): Fix
12142 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12144 * diagnostic-show-locus.c
12145 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
12147 (selftest::test_diagnostic_show_locus_one_liner): Call it.
12148 * input.c (get_pure_location): Move to libcpp/line-map.c.
12149 * input.h (get_pure_location): Convert decl to an inline function
12150 calling implementation in libcpp.
12152 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
12155 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
12156 template for intel asm dialect.
12157 (vec_set_hi_<mode><mask_name>): Ditto.
12159 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12161 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
12162 (selftest::fail_formatted): Likewise.
12164 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12166 * input.c (make_location): Call get_start and get_finish
12167 on the endpoints to avoid storing packed ranges or ad-hoc
12169 (selftest::test_make_location_nonpure_range_endpoints): New function.
12170 (selftest::input_c_tests): Call it.
12171 * input.h (get_start): New inline function.
12173 2016-08-29 Tom de Vries <tom@codesourcery.com>
12176 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
12179 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
12181 * Makefile.in (gcov-iov.h): Add dummy recipe.
12183 2016-08-29 Nathan Sidwell <nathan@acm.org>
12185 * config/nvptx/nvptx.c: #include tree-vrp.h.
12187 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
12190 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
12191 HIGH+LO construct during reload.
12193 2016-08-28 Tom de Vries <tom@codesourcery.com>
12196 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
12197 'sysv_abi va_list' attribute.
12198 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
12199 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
12202 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12204 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
12205 * emit-rtl.c (unshare_all_rtl_1): Adjust.
12206 (unshare_all_rtl_again): Likewise.
12207 * function.c (assign_stack_local_1): Likewise.
12208 (assign_stack_temp_for_type): Likewise.
12210 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12212 * cfgbuild.c (make_edges): Adjust.
12213 * cfgrtl.c (can_delete_label_p): Likewise.
12214 * dwarf2cfi.c (create_trace_edges): Likewise.
12215 * except.c (sjlj_emit_dispatch_table): Likewise.
12216 * function.h (struct expr_status): make x_forced_labels a vector.
12217 * jump.c (rebuild_jump_labels_1): Adjust.
12218 * reload1.c (set_initial_label_offsets): Likewise.
12219 * stmt.c (force_label_rtx): Likewise.
12220 (expand_label): Likewise.
12222 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12224 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
12226 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
12228 PR tree-optimization/71077
12229 PR tree-optimization/68542
12230 * fold-const.c (fold_relational_const): Fix folding of
12231 VECTOR_CST comparisons that have a scalar boolean result type.
12232 (selftest::test_vector_folding): New static function.
12233 (selftest::fold_const_c_tests): Call it.
12235 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
12237 * doc/extend.texi (SPU Built-in Functions): Remove stale
12238 references to material formerly at IBM and Sony.
12240 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
12243 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
12245 2016-08-26 David Malcolm <dmalcolm@redhat.com>
12247 * diagnostic-show-locus.c
12248 (selftest::test_fixit_consolidation): New function.
12249 (selftest::diagnostic_show_locus_c_tests): Call it.
12250 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
12251 constructor based on source_range.
12253 2016-08-26 David Malcolm <dmalcolm@redhat.com>
12255 * diagnostic-color.c (color_dict): Add "fixit-insert" and
12257 (parse_gcc_colors): Update description of default GCC_COLORS.
12258 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
12259 (colorizer::set_fixit_insert): New method.
12260 (colorizer::set_fixit_delete): New method.
12261 (colorizer::get_color_by_name): New method.
12262 (colorizer::STATE_FIXIT_INSERT): New constant.
12263 (colorizer::STATE_FIXIT_DELETE): New constant.
12264 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
12265 fields in favor of new field "m_stop_color". Add fields
12266 "m_fixit_insert" and "m_fixit_delete".
12267 (colorizer::colorizer): Update for above changes. Replace
12268 colorize_start calls with calls to get_color_by_name.
12269 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
12270 STATE_FIXIT_DELETE. Update for field renamings.
12271 (colorizer::finish_state): Simplify by using m_stop_color,
12272 rather than multiple identical "*_ce" fields.
12273 (colorizer::get_color_by_name): New method.
12274 (layout::print_any_fixits): Print insertions and replacements
12275 using the "fixit-insert" color, and deletions using the
12276 "fixit-delete" color.
12277 * doc/invoke.texi (-fdiagnostics-color): Update description of
12278 default GCC_COLORS, and of the supported capabilities.
12280 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
12282 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
12283 current_function_static_stack_size variable with the static
12284 stack frame size of the current function when
12285 flag_stack_usage_info is enabled.
12287 2016-08-26 Nathan Sidwell <nathan@acm.org>
12289 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
12290 assignment inside if condition.
12292 2016-08-26 Richard Biener <rguenther@suse.de>
12294 PR tree-optimization/69047
12295 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
12296 extracts similar to what FRE does.
12297 (non_rewritable_mem_ref_base): Likewise.
12299 2016-08-26 Joseph Myers <joseph@codesourcery.com>
12301 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
12302 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
12303 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12304 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12305 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
12307 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12308 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12309 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12310 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
12311 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12313 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12316 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
12317 reservation duration to 15 cycles.
12318 (cortex_a8_vfp_macs): Likewise.
12319 (cortex_a8_vfp_macd): Likewise.
12320 (cortex_a8_vfp_divs): Likewise.
12321 (cortex_a8_vfp_divd): Likewise.
12323 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12325 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
12326 (aarch_macro_fusion_pair_p): Use above to avoid early return.
12328 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12329 Martin Jambhor <mjambor@suse.cz>
12331 * common.opt: New option -fipa-bit-cp.
12332 * doc/invoke.texi: Document -fipa-bit-cp.
12333 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
12334 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
12335 * tree-ssa-ccp.h: New header file.
12336 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
12337 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
12338 Replace all occurences of tree parameter by two new params: signop, int.
12339 (bit_value_unop_1): Change to bit_value_unop and export it.
12340 Replace all occurences of tree parameter by two new params: signop,
12342 (bit_value_binop): Change call from bit_value_binop_1 to
12344 (bit_value_assume_aligned): Likewise.
12345 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
12346 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
12348 (ccp_finalize): Skip processing if val->mask == 0.
12349 * ipa-cp.c: Include tree-ssa-ccp.h
12350 (ipcp_bits_lattice): New class.
12351 (ipcp_param_lattice (bits_lattice): New member.
12352 (print_all_lattices): Call ipcp_bits_lattice::print.
12353 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
12354 (initialize_node_lattices): Likewise.
12355 (propagate_bits_accross_jump_function): New function.
12356 (propagate_constants_accross_call): Call
12357 propagate_bits_accross_jump_function.
12358 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
12359 (ipcp_store_bits_results): New function.
12360 (ipcp_driver): Call ipcp_store_bits_results.
12361 * ipa-prop.h (ipa_bits): New struct.
12362 (ipa_jump_func): Add new member bits of type ipa_bits.
12363 (ipa_param_descriptor): Change decl to decl_or_type.
12364 (ipa_get_param): Change decl to decl_or_type and assert on
12366 (ipa_get_type): New function.
12367 (ipcp_transformation_summary): New member bits.
12368 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
12369 (ipa_populate_param_decls): Likewise.
12370 (ipa_dump_param): Likewise.
12371 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
12373 (ipa_set_jf_unknown): Set ipa_bits::known to false.
12374 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
12376 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
12377 (ipa_write_jump_function): Add streaming for ipa_bits.
12378 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
12379 (write_ipcp_transformation_info): Add streaming for ipa_bits
12380 summary for ltrans.
12381 (read_ipcp_transfomration_info): Add support for reading streamed
12383 (ipcp_update_bits): New function.
12384 (ipcp_transform_function): Call ipcp_update_bits.
12386 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
12388 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
12389 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
12391 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
12393 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
12395 2016-08-25 Richard Biener <rguenther@suse.de>
12397 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
12398 Only add locations in late dwarf.
12399 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
12400 (dwarf2out_early_finish): But do it here.
12402 2016-08-24 Michael Collison <michael.collison@linaro.org>
12403 Michael Collison <michael.collison@arm.com>
12405 * config/arm/arm-modes.def: Add new condition code mode CC_V
12406 to represent the overflow bit.
12407 * config/arm/arm.c (maybe_get_arm_condition_code):
12408 Add support for CC_Vmode.
12409 (arm_gen_unlikely_cbranch): New function to generate common
12410 rtl conditional branches for overflow patterns.
12411 * config/arm/arm-protos.h: Add prototype for
12412 arm_gen_unlikely_cbranch.
12413 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
12414 addsi3_compareV_upper): New patterns to support signed
12415 builtin overflow add operations.
12416 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
12417 New patterns to support unsigned builtin add overflow operations.
12418 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
12419 builtin overflow subtract operations,
12420 (usubv<mode>4): New patterns to support unsigned builtin subtract
12421 overflow operations.
12422 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
12423 to support builtin overflow negate operations.
12425 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12428 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12430 * explow.c (get_dynamic_stack_size): Take known alignment of stack
12431 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
12434 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
12436 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
12437 MULTILIB_OPTIONS should be used. Small wording fixes.
12438 * genmultilib: Memorize set of all option combinations in
12439 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
12440 found in MULTILIB_OPTIONS by checking if option set is listed in
12441 combination_space. Output new and existing error message to stderr.
12443 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
12445 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
12446 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
12447 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
12448 (MULTILIB_REUSE): Remove reuse rules for option set including
12449 -mfpu=fp-armv8 and -mfpu=vfpv4
12451 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
12453 * config/arm/t-rtems: Add vfp multilib.
12455 2016-08-23 Ian Lance Taylor <iant@golang.org>
12457 * config/s390/s390.c (s390_asm_file_start): Call
12458 default_file_start.
12460 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12462 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
12463 initialization of all 0's to the 0 constant, instead of directly
12464 generating XOR. Add support for V4SImode vector initialization on
12465 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
12466 initialization. Change variables used in V4SFmode vector
12467 intialization. For V4SFmode vector splat on ISA 3.0, make sure
12468 any memory addresses are in index form. Add support for using
12469 VSPLTH/VSPLTB to initialize vector short and vector char vectors
12470 with all of the same element.
12471 (regno_or_subregno): New helper function to return a register
12472 number for either REG or SUBREG.
12473 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
12474 Use regno_or_subregno where possible.
12475 (rs6000_split_v4si_init_di_reg): New helper function to build up a
12476 DImode value from two SImode values in order to generate V4SImode
12477 vector initialization on 64-bit systems with direct move.
12478 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
12480 (rtx_is_swappable_p): V4SImode vector initialization insn is not
12482 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
12484 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
12485 attributes to initialize V8HImode and V16QImode vectors with the
12487 (VSX_SPLAT_COUNT): Likewise.
12488 (VSX_SPLAT_SUFFIX): Likewise.
12489 (UNSPEC_VSX_VEC_INIT): New unspec.
12490 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
12491 Allow SFmode values to come from Altivec registers.
12492 (vsx_init_v4si): New insn/split for V4SImode vector initialization
12493 on 64-bit systems with direct move.
12494 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
12495 vector initializations, to allow V4SImode vector initializations
12496 on 64-bit systems with direct move.
12497 (vsx_splat_v4si): Likewise.
12498 (vsx_splat_v4si_di): Likewise.
12499 (vsx_splat_v4sf): Likewise.
12500 (vsx_splat_v4sf_internal): Likewise.
12501 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
12503 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
12504 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
12505 initializing V8HImode and V16QImode vectors with the same
12507 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
12508 optimization if -maltivec=be.
12510 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
12512 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
12513 attribute for alternatives 3 and 4.
12515 2016-08-23 David Malcolm <dmalcolm@redhat.com>
12517 * selftest.c (selftest::assert_str_contains): New function.
12518 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
12519 * selftest.h (selftest::assert_str_contains): New decl.
12520 (ASSERT_STR_CONTAINS): New macro.
12522 2016-08-23 Richard Biener <rguenther@suse.de>
12524 PR tree-optimization/77286
12525 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
12527 (vect_transform_loop): Split exit edges of loop and scalar
12528 loop if required and at the appropriate time.
12530 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12532 * explow.c (get_dynamic_stack_size): Take known alignment of stack
12533 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
12535 Correct a typo in a comment.
12537 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12539 * config/s390/s390.md ("*andc_split"): New splitter for and with
12542 2016-08-23 Richard Biener <rguenther@suse.de>
12544 PR tree-optimization/27336
12545 * tree-vrp.c (infer_value_range): Handle stmts that can throw
12546 by looking for a non-EH edge.
12547 (process_assert_insertions_for): Likewise.
12549 2016-08-23 Richard Biener <rguenther@suse.de>
12551 PR middle-end/77305
12552 * statistics.c (statistics_counter_event): Robustify against
12555 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12557 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
12558 for targets amdfam10 and barcelona.
12560 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
12562 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
12563 (zero_extend<mode>di2): Ditto.
12564 (*zero_extend<mode>si2): Ditto.
12565 (*zero_extendqihi2): Ditto.
12567 2016-08-22 Joseph Myers <joseph@codesourcery.com>
12569 PR middle-end/77269
12570 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
12571 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
12573 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
12575 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
12576 identical consecutive elements.
12577 [SSA_NAME]: Print the name's def stmt on its own line. When printing
12578 the node's def stmt, avoid printing an unwanted trailing newline by
12579 replacing the call to print_gimple_stmt() with its inlined body and
12580 adjusting it to not set pp_needs_newline and to call pp_flush()
12581 instead of pp_newline_and_flush().
12583 2016-08-22 Joseph Myers <joseph@codesourcery.com>
12585 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
12586 (float32_type_node, float64_type_node, float32x_type_node)
12587 (float128x_type_node): New macros.
12588 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
12589 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
12590 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
12591 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
12592 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
12593 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
12594 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
12595 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
12596 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
12597 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
12598 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
12599 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
12600 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
12601 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
12602 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
12603 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
12604 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
12605 (copysign, fabs, huge_val, inf, nan, nans): Use it.
12606 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
12608 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
12609 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
12610 * doc/extend.texi (Other Builtins): Document these built-in
12612 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
12615 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
12617 * doc/install.texi (Binaries): www.opencsw.org now uses https.
12619 2016-08-22 Richard Biener <rguenther@suse.de>
12621 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
12623 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
12626 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
12627 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
12628 non-SSE2 athlons only, otherwise prefer SSE prefetches.
12630 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12632 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
12633 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
12634 (vrp_visit_switch_stmt): Likewise.
12635 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
12636 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
12637 (vrp_visit_stmt): Use extract_range_from_stmt.
12638 (vrp_visit_phi_node): Use extract_range_from_phi_node.
12640 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12642 * Makefile.in: Add tree-vrp.h to GTFILES.
12643 * gengtype.c (open_base_files): Add tree-vrp.h.
12644 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
12645 * builtins.c: Likewise.
12646 * fold-const.c: Likewise.
12647 * gimple-builder.c: Likewise.
12648 * gimple-laddress.c: Likewise.
12649 * hsa-gen.c: Likewise.
12650 * internal-fn.c: Likewise.
12652 * targhooks.c: Liewise,
12653 * tree-ssa-address.c: Likewise.
12654 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
12655 * tree-vrp.c (struct value_range): Move to tree-vrp.h
12656 * tree-vrp.h: New file.
12658 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12660 PR tree-optimization/61839
12661 * tree-vrp.c (two_valued_val_range_p): New.
12662 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
12663 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
12664 Also Convert VAR BINOP CST where VAR is two-valued to
12665 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
12667 2016-08-19 David Malcolm <dmalcolm@redhat.com>
12669 * diagnostic-show-locus.c
12670 (layout::annotation_line_showed_range_p): New method.
12671 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
12672 Reimplement case fixit_hint::REPLACE to cover removals, and
12673 replacements where the range of the replacement isn't one
12674 of the ranges in the rich_location.
12675 (test_one_liner_fixit_replace): Likewise.
12676 (selftest::test_one_liner_fixit_replace_non_equal_range): New
12678 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
12680 (selftest::test_diagnostic_show_locus_one_liner): Call the new
12682 * diagnostic.c (print_parseable_fixits): Remove case
12683 fixit_hint::REMOVE.
12685 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
12688 * config/i386/i386.c (ix86_option_override_internal): Remove
12689 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
12690 Enable SSE prefetch also for TARGET_PREFETCHWT1.
12691 Do not try to enable TARGET_PRFCHW ISA flag here.
12692 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
12693 Rewrite expander function body.
12694 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
12696 2016-08-19 Joseph Myers <joseph@codesourcery.com>
12699 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
12700 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
12701 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
12702 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
12703 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
12704 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
12705 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
12706 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
12707 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
12709 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
12711 (struct floatn_type_info): New structure type.
12712 (floatn_nx_types): New variable declaration.
12713 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
12714 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
12715 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
12716 * tree.c (floatn_nx_types): New variable.
12717 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
12718 corresponding complex types.
12719 * target.def (floatn_mode): New hook.
12720 * targhooks.c: Include "real.h".
12721 (default_floatn_mode): New function.
12722 * targhooks.h (default_floatn_mode): New prototype.
12723 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
12725 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
12726 effective-target and dg-add-options keywords.
12727 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
12728 Document new effective-target keywords.
12729 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
12730 * doc/tm.texi: Regenerate.
12731 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
12732 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
12733 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
12735 * real.h (struct real_format): Add field ieee_bits.
12736 * real.c (ieee_single_format, mips_single_format)
12737 (motorola_single_format, spu_single_format, ieee_double_format)
12738 (mips_double_format, motorola_double_format)
12739 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
12740 (ieee_extended_intel_128_format)
12741 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
12742 (mips_extended_format, ieee_quad_format, mips_quad_format)
12743 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
12744 (decimal_double_format, decimal_quad_format, ieee_half_format)
12745 (arm_half_format, real_internal_format: Initialize ieee_bits
12747 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
12748 float128_type_node. Set float80_type_node to float64x_type_node
12749 if appropriate and long_double_type_node not appropriate.
12750 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
12751 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
12752 Initialize ieee_bits field.
12753 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
12754 (rs6000_init_builtins): Set ieee128_float_type_node to
12755 float128_type_node.
12756 (rs6000_floatn_mode): New function.
12758 2016-08-19 Jakub Jelinek <jakub@redhat.com>
12760 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
12761 _rdseed64_step): Uglify argument names and/or local variable names
12762 in inline functions.
12763 * config/i386/rtmintrin.h (_xabort): Likewise.
12764 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
12765 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
12766 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
12767 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
12768 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
12769 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
12770 _mm_maskz_ternarylogic_epi32): Likewise.
12771 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
12772 __lwpins32, __lwpins64): Likewise.
12773 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
12774 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
12775 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
12776 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
12777 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
12778 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
12779 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
12780 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
12781 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
12782 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
12783 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
12784 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
12785 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
12786 _mm256_mask_i64gather_epi32): Likewise.
12787 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
12788 * config/i386/ia32intrin.h (__writeeflags): Likewise.
12789 * config/i386/pkuintrin.h (_wrpkru): Likewise.
12790 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
12791 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
12792 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
12793 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
12794 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
12795 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
12796 _mm512_mask_prefetch_i64scatter_ps): Likewise.
12797 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
12798 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
12799 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
12800 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
12801 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
12802 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
12803 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
12804 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
12806 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
12808 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
12809 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
12811 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
12812 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
12814 (_rdpkru_u32): Add space after function name.
12816 * config/i386/t-i386 (i386-c.o): Don't depend on
12817 i386-builtin-types.inc.
12818 (i386.o): Depend on i386-builtin-types.inc.
12820 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
12823 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
12824 Use const_vec_duplicate to check for duplicated elements.
12826 2016-08-19 Richard Biener <rguenther@suse.de>
12828 PR tree-optimization/77290
12829 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12830 Fix flag_tree_parallelize_loops check.
12832 2016-08-19 Richard Biener <rguenther@suse.de>
12834 * match.pd (x | 0 -> x): Add.
12836 2016-08-19 Richard Biener <rguenther@suse.de>
12838 PR tree-optimization/77286
12839 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
12840 Deal with virtual PHIs being out-of-order.
12842 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12844 * doc/invoke.texi (fverbose-asm): Note that source code lines
12845 are emitted, and provide an example.
12846 * final.c (asm_show_source): New function.
12847 (final_scan_insn): Call asm_show_source.
12849 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12851 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
12852 param with diagnostic_kind.
12853 (class colorizer): Similarly replace field m_diagnostic with
12855 (colorizer::colorizer): Replace diagnostic
12856 param with diagnostic_kind.
12857 (colorizer::begin_state): Update for above field change.
12858 (layout::layout): Replace diagnostic param with rich_location *
12859 and diagnostic_kind.
12860 (diagnostic_show_locus): Replace diagnostic param with richloc
12861 and diagnostic_kind.
12862 (class selftest::test_diagnostic_context): New class.
12863 (selftest::test_diagnostic_show_locus_unknown_location): New
12865 (selftest::test_one_liner_simple_caret): New function.
12866 (selftest::test_one_liner_caret_and_range): New function.
12867 (selftest::test_one_liner_multiple_carets_and_ranges): New
12869 (selftest::test_one_liner_fixit_remove): New function.
12870 (selftest::test_one_liner_fixit_replace): New function.
12871 (selftest::test_diagnostic_show_locus_one_liner): New function.
12872 (selftest::diagnostic_show_locus_c_tests): Call the new test
12874 * diagnostic.c (diagnostic_initialize): Initialize
12875 colorize_source_p, show_ruler_p and parseable_fixits_p.
12876 (default_diagnostic_finalizer): Update for change to
12877 diagnostic_show_locus.
12878 (diagnostic_append_note): Likewise.
12879 * diagnostic.h (diagnostic_show_locus): Replace
12880 const diagnostic_info * param with location * and diagnostic_t.
12882 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12884 * input.c (saved_line_table): New global.
12885 (class selftest::temp_line_table): Rename to line_table_test and
12886 move declaration to selftest.h, and drop field m_old_line_table.
12887 (selftest::temp_line_table::temp_line_table): Rename ctor to...
12888 (selftest::line_table_test::line_table_test): ...this. Add a
12889 default ctor. Store current value of line_table within
12891 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
12892 (selftest::line_table_test::~line_table_test): ...this, and
12893 restore line_table from the saved_line_table, rather than
12895 (selftest::test_accessing_ordinary_linemaps): Update for above
12897 (selftest::test_lexer): Likewise.
12898 (struct selftest::lexer_test): Likewise.
12899 (selftest::lexer_test::lexer_test): Likewise.
12900 (selftest::input_c_tests): Move the looping over test cases from
12902 (selftest::for_each_line_table_case): New function.
12903 * input.h (saved_line_table): New decl.
12904 * selftest.h (struct selftest::line_table_case): New forward decl.
12905 (class selftest::line_table_test): New class, moved here from
12906 selftest::temp_line_table in input.c, and renamed.
12907 (selftest::for_each_line_table_case): New decl.
12909 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
12912 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
12914 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
12916 PR middle-end/70895
12917 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
12918 enclosing parallel construct for reduction variables on OpenACC loop
12921 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
12923 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
12924 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
12926 (function_to_dwarf_procedure): Update comment.
12928 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12930 * input.c (diagnostics_file_cache_forcibly_evict_file): New
12932 * input.h (diagnostics_file_cache_forcibly_evict_file): New
12934 * selftest.c (selftest::temp_source_file::~temp_source_file):
12935 Evict m_filename from the diagnostic file cache.
12937 2016-08-18 Richard Biener <rguenther@suse.de>
12939 * tree-pass.h (make_pass_materialize_all_clones): Declare.
12940 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
12941 make_pass_materialize_all_clones): New simple IPA pass encapsulating
12942 clone materialization.
12943 * passes.def (all_late_ipa_passes): Start with
12944 pass_materialize_all_clones.
12945 * cgraphunit.c (symbol_table::compile): Remove call to
12946 materialize_all_clones.
12947 * tree-into-ssa.c: Include statistics.h.
12948 (update_ssa): Count number of times we do incremental/rewrite
12951 2016-08-18 Richard Biener <rguenther@suse.de>
12953 PR tree-optimization/77282
12954 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12955 When doing auto-parallelizing also prevent use of PHIs that
12956 carry dependences across loop backedges.
12958 2016-08-18 Tamar Christina <tamar.christina@arm.com>
12959 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12961 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
12963 2016-08-18 Richard Biener <rguenther@suse.de>
12965 * ssa-iterators.h (ssa_vuse_operand): New inline.
12966 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
12967 (predicate_all_scalar_phis): Use remove_phi_node to remove
12968 phi nodes predicated. Delay removing virtual PHIs.
12969 (predicate_mem_writes): Update virtual operands.
12970 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
12971 (tree_if_conversion): Do not rewrite virtual SSA form.
12972 * tree-phinodes.c (release_phi_node): Make static.
12973 * tree-phinodes.h (release_phi_node): Remove.
12975 2016-08-18 Jakub Jelinek <jakub@redhat.com>
12977 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
12978 codes that appear in bdesc_* arrays, instead include i386-builtin.def
12979 twice to define those.
12980 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
12981 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
12982 bdesc_multi_arg): Define by including i386-builtin.def the third time.
12983 * config/i386/i386-builtin.def: New file.
12985 2016-08-17 David Malcolm <dmalcolm@redhat.com>
12987 * input.c (get_source_range_for_char): Rename to...
12988 (selftest::get_source_range_for_char): ...this, and move within
12989 the #if CHECKING_P guard.
12990 (get_num_source_ranges_for_substring): Rename to...
12991 (selftest::get_num_source_ranges_for_substring): ...this, move
12992 within the #if CHECKING_P guard, and make static.
12993 (selftest::assert_num_substring_ranges): Initialize
12996 2016-08-18 Alan Modra <amodra@gmail.com>
12998 PR rtl-optimization/72771
12999 * reload.c (find_reloads): Don't assume that a subreg mem is OK
13000 when find_reloads_toplev returns address_reloaded==-1.
13001 (alternative_allows_const_pool_ref): Update comment.
13003 2015-08-17 Alan Hayward <alan.hayward@arm.com>
13005 PR tree-optimization/71752
13006 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
13007 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
13009 2016-08-17 Jakub Jelinek <jakub@redhat.com>
13011 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
13012 instead of testing ECF_NORETURN bit in gimple_call_flags.
13013 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
13014 * predict.c (tree_bb_level_predictions): Likewise.
13015 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
13017 PR middle-end/77259
13018 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
13019 turning a call into __builtin_unreachable-like noreturn call, adjust
13020 gimple_call_set_fntype.
13021 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
13022 gimple_call_fntype has void return type.
13024 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
13026 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
13027 maybe_lookup_decl, to handle nested acc loop directives.
13029 2016-08-17 Richard Biener <rguenther@suse.de>
13031 PR tree-optimization/76490
13032 * tree-vrp.c (update_value_range): Preserve overflow infinities
13033 when intersecting with ranges from get_range_info.
13034 (operand_less_p): Handle overflow infinities correctly.
13035 (value_range_constant_singleton): Use vrp_operand_equal_p
13036 to handle overflow max/min correctly.
13037 (vrp_valueize): Likewise.
13038 (union_ranges): Likewise.
13039 (intersect_ranges): Likewise.
13040 (vrp_visit_phi_node): Improve iteration limitation to only
13041 apply when we'll possibly re-visit the PHI via a changed argument
13044 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
13046 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
13047 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
13048 rather than those that should not be built.
13050 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
13053 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
13055 2016-08-17 Richard Biener <rguenther@suse.de>
13057 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
13058 (verify_vssa): New function verifying virtual SSA form.
13059 (verify_ssa): Call it.
13060 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
13061 Do not apply loop-closed SSA handling to virtuals.
13062 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
13063 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
13064 when rewriting their symbol.
13065 (prepare_def_site_for): Likewise.
13066 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
13067 operands of moved stmts.
13069 2016-08-17 Richard Biener <rguenther@suse.de>
13071 PR tree-optimization/23855
13072 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
13073 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
13074 find guards to hoist. Do not update SSA form but rewrite virtuals
13075 into loop closed SSA.
13076 (find_loop_guard): Adjust to skip already hoisted guards. Do
13077 not mark virtuals for renaming or update SSA form.
13079 2016-08-17 Martin Liska <mliska@suse.cz>
13081 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
13082 a LONG_LONG_TYPE_SIZE comparison.
13083 * gcov-io.h: Remove macro definitions.
13084 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
13085 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
13088 2016-08-16 Jakub Jelinek <jakub@redhat.com>
13090 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
13091 that builtins not mentioned in bdesc_* arrays come first, then
13092 the ones mentioned in bdesc_* arrays in the order they appear in
13093 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
13094 IX86_BUILTIN__BDESC_*_LAST enumerator.
13095 (bdesc_mpx): Fix up a comment typo.
13096 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
13097 __builtin_ia32_vpcomneu[bwdq] builtins.
13098 (BDESC_VERIFY, BDESC_VERIFYS): Define.
13099 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
13100 enum ix86_builtins ordering.
13101 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
13102 for direct bdesc_* array member access instead of searching all the
13103 arrays until an fcode match is found.
13105 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
13107 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
13108 pattern as define_insn_and_split. Split insn before reload to
13110 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
13111 <shift_insn><mode>3_1.
13112 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
13113 <rotate_insn><mode>3_1.
13115 2016-08-16 David Malcolm <dmalcolm@redhat.com>
13118 * input.c (get_source_range_for_substring): Rename to...
13119 (get_source_location_for_substring): ...this, adding param
13120 "caret_idx", and converting output param from source_range * to
13122 (get_source_range_for_char): New function.
13123 (get_num_source_ranges_for_substring): Update comment to reflect
13125 (assert_char_at_range): Update to use get_source_range_for_char
13126 rather than get_source_range_for_substring.
13127 (test_lexer_string_locations_concatenation_2): Likewise.
13128 * substring-locations.h (get_source_range_for_substring): Rename
13130 (get_source_location_for_substring): ...this, and adding param
13131 "caret_idx", and converting output param from source_range * to
13134 2016-08-16 David Malcolm <dmalcolm@redhat.com>
13136 * input.c (class selftest::temp_source_file): Move to
13138 (selftest::temp_source_file::temp_source_file): Move to
13140 (selftest::temp_source_file::~temp_source_file): Likewise.
13141 * selftest.c (selftest::temp_source_file::temp_source_file): Move
13143 (selftest::temp_source_file::~temp_source_file): Likewise.
13144 * selftest.h (class selftest::temp_source_file): Move here from
13147 2016-08-16 Jakub Jelinek <jakub@redhat.com>
13150 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
13151 inlining, add cgraph edge for the added __builtin_unreachable call.
13153 PR middle-end/67485
13154 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
13155 only cast it to SHWI for the final comparison.
13157 2016-08-16 Martin Liska <mliska@suse.cz>
13159 PR gcov-profile/36412
13160 * doc/gcov.texi: Document --hash-filenames(-x).
13161 * gcov.c (print_usage): Add the option.
13162 (process_args): Process the option, sort options alphabetically.
13163 (md5sum_to_hex): New function.
13164 (make_gcov_file_name): Do the md5sum and append it to a
13167 2016-08-16 Bin Cheng <bin.cheng@arm.com>
13169 PR tree-optimization/69848
13170 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
13171 and swtich operands to avoid additional NOT instruction.
13172 (vcond<v_cmp_mixed><mode>): Ditto.
13173 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
13175 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
13177 * doc/install.texi (*-*-solaris2*): Adjust latest change.
13179 2016-08-16 Richard Biener <rguenther@suse.de>
13181 PR tree-optimization/76783
13182 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
13183 BB visited flags at start.
13185 2016-08-16 Bin Cheng <bin.cheng@arm.com>
13187 PR tree-optimization/72817
13188 PR tree-optimization/73450
13189 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
13190 multiple_of_p for adjusted IV.base.
13192 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
13195 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
13196 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
13197 for !flag_finite_math_only or flag_signed_zeros.
13198 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
13199 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
13200 depend on flag_finite_math_only.
13201 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
13203 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
13204 (*ieee_smin<mode>3): Ditto.
13205 (*ieee_smax<mode>3): Ditto.
13206 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
13207 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
13209 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
13210 depend on flag_finite_math_only.
13211 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
13212 (*mmx_<code>v2sf3): Remove.
13213 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
13214 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
13215 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
13217 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
13219 PR rtl-optimization/73650
13220 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
13221 it is not a simple move.
13223 2016-08-15 Martin Liska <mliska@suse.cz>
13226 * gcc.c (do_spec_1): Call save_string with the right size.
13227 (save_string): Do an assert about string we copy.
13229 2016-08-15 Richard Biener <rguenther@suse.de>
13231 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
13232 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
13234 (pass_data_stv): Likewise.
13236 2016-08-15 Richard Biener <rguenther@suse.de>
13238 PR tree-optimization/73434
13239 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
13240 TBAA info on the base when forwarding a non-invariant address.
13242 2016-08-15 Jakub Jelinek <jakub@redhat.com>
13244 * dwarf2out.c (struct checksum_attributes): Add
13245 at_string_length_bit_size and at_string_length_byte_size fields.
13246 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
13247 and DW_AT_string_length_byte_size.
13248 (die_checksum_ordered): Handle at_string_length_bit_size and
13249 at_string_length_byte_size.
13250 (gen_array_type_die): For dwarf_version >= 5 emit
13251 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
13252 (adjust_string_types): For dwarf_version >= 5 remove
13253 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
13254 (resolve_addr): Likewise.
13257 * dwarf2out.c (string_types): New variable.
13258 (gen_array_type_die): Change early_dwarf handling of
13259 DW_AT_string_length, create DW_OP_call4 referencing the
13260 length var temporarily. Handle parameters that are pointers
13262 (adjust_string_types): New function.
13263 (gen_subprogram_die): Temporarily set string_types to local var,
13264 call adjust_string_types if needed.
13265 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
13267 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
13269 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
13271 * doc/install.texi (*-*-solaris2*): Fix version number and document
13272 requirement on GNU make for building libjava with the Solaris linker.
13274 2016-08-15 Martin Liska <mliska@suse.cz>
13275 Jakub Jelinek <jakub@redhat.com>
13277 PR tree-optimization/72824
13278 * tree-loop-distribution.c (const_with_all_bytes_same)
13279 <case VECTOR_CST>: Fix a typo.
13281 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
13284 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
13285 Renamed from _mm512_undefined_si512.
13286 (_mm_undefined_si512): New definition.
13288 2016-08-13 Richard Biener <rguenther@suse.de>
13290 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
13291 into PHIs and update the lattice for its def.
13293 2016-08-12 Jakub Jelinek <jakub@redhat.com>
13296 * ubsan.c (instrument_si_overflow): Pass true instead of false
13298 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
13299 of bbs. Return TODO_cleanup_cfg if any returned true.
13301 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
13303 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
13304 ISA 3.0 MTVSRDD instruction.
13305 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
13308 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
13310 PR tree-optimization/71083
13311 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
13312 bitfield access when possible.
13314 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
13316 PR middle-end/71654
13317 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
13318 sign-changing cast from a shorter unsigned type to a wider
13321 2016-08-12 Jakub Jelinek <jakub@redhat.com>
13323 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
13324 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
13325 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
13327 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13329 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
13330 Correct costs for vec_construct.
13332 2016-08-12 Bin Cheng <bin.cheng@arm.com>
13334 PR tree-optimization/69848
13335 * tree-vectorizer.h (enum vect_def_type): New condition reduction
13336 type CONST_COND_REDUCTION.
13337 * tree-vect-loop.c (vectorizable_reduction): Support new condition
13338 reudction type CONST_COND_REDUCTION.
13340 2016-08-12 Richard Biener <rguenther@suse.de>
13342 PR tree-optimization/57326
13343 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
13344 returning an SSA name.
13345 (phi_translate_1): When fully_constant_expression returns a NAME
13346 make sure we have a leader for it.
13348 2016-08-12 Martin Liska <mliska@suse.cz>
13349 Adam Fineman <afineman@afineman.com>
13351 * gcov.c (process_file): Create .gcov file when .gcda
13354 2016-08-12 Marek Polacek <polacek@redhat.com>
13357 * alias.c (find_base_value): Adjust fall through comment.
13358 * cfgexpand.c (expand_debug_expr): Likewise.
13359 * combine.c (find_split_point): Likewise.
13360 (expand_compound_operation): Likewise. Add FALLTHRU.
13361 (make_compound_operation): Adjust fall through comment.
13362 (canon_reg_for_combine): Add FALLTHRU.
13363 (force_to_mode): Adjust fall through comment.
13364 (simplify_shift_const_1): Likewise.
13365 (simplify_comparison): Likewise.
13366 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
13368 * config/aarch64/predicates.md: Likewise.
13369 * config/i386/i386.c (function_arg_advance_32): Likewise.
13370 (ix86_gimplify_va_arg): Likewise.
13371 (print_reg): Likewise.
13372 (ix86_print_operand): Likewise.
13373 (ix86_build_const_vector): Likewise.
13374 (ix86_expand_branch): Likewise.
13375 (ix86_sched_init_global): Adjust fall through comment.
13376 (ix86_expand_args_builtin): Add FALLTHRU.
13377 (ix86_expand_builtin): Likewise.
13378 (ix86_expand_vector_init_one_var): Likewise.
13379 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
13380 (rs6000_adjust_cost): Likewise.
13381 (insn_must_be_first_in_group): Likewise.
13382 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
13383 * dbxout.c (dbxout_symbol): Adjust fall through comment.
13384 * df-scan.c (df_uses_record): Likewise.
13385 * dojump.c (do_jump): Add FALLTHRU.
13386 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
13388 (resolve_args_picking_1): Adjust fall through comment.
13389 (loc_list_from_tree_1): Likewise.
13390 * expmed.c (make_tree): Likewise.
13391 * expr.c (expand_expr_real_2): Add FALLTHRU.
13392 (expand_expr_real_1): Likewise. Adjust fall through comment.
13393 * fold-const.c (const_binop): Adjust fall through comment.
13394 (fold_truth_not_expr): Likewise.
13395 (fold_cond_expr_with_comparison): Add FALLTHRU.
13396 (fold_binary_loc): Likewise.
13397 (contains_label_1): Adjust fall through comment.
13398 (multiple_of_p): Likewise.
13399 * gcov-tool.c (process_args): Add FALLTHRU.
13400 * genattrtab.c (check_attr_test): Likewise.
13401 (write_test_expr): Likewise.
13402 * genconfig.c (walk_insn_part): Likewise.
13403 * genpreds.c (validate_exp): Adjust fall through comment.
13404 (needs_variable): Likewise.
13405 * gensupport.c (get_alternatives_number): Add FALLTHRU.
13406 (subst_dup): Likewise.
13407 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
13408 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
13409 (gimplify_scan_omp_clauses): Add FALLTHRU.
13410 (goa_stabilize_expr): Likewise.
13411 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
13413 * hsa-gen.c (get_address_from_value): Likewise.
13414 * ipa-icf.c (sem_function::hash_stmt): Likewise.
13415 * ira.c (ira_setup_alts): Add FALLTHRU.
13416 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
13418 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
13419 * opts.c (common_handle_option): Likewise.
13420 * read-rtl.c (read_rtx_code): Likewise.
13421 * real.c (round_for_format): Likewise.
13422 * recog.c (asm_operand_ok): Likewise.
13423 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
13424 * reload1.c (set_label_offsets): Likewise.
13425 (eliminate_regs_1): Likewise.
13426 (reload_reg_reaches_end_p): Likewise.
13427 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
13428 (rtx_cost): Likewise.
13429 * sched-rgn.c (is_exception_free): Likewise.
13430 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
13431 * stor-layout.c (int_mode_for_mode): Likewise.
13432 * toplev.c (print_to_asm_out_file): Likewise.
13433 (print_to_stderr): Likewise.
13434 * tree-cfg.c (gimple_verify_flow_info): Likewise.
13435 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
13436 (chrec_fold_multiply): Likewise.
13437 (evolution_function_is_invariant_rec_p): Likewise.
13438 (for_each_scev_op): Likewise.
13439 * tree-data-ref.c (siv_subscript_p): Likewise.
13440 (get_references_in_stmt): Likewise.
13441 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
13442 (substitute_in_expr): Likewise.
13443 (type_cache_hasher::equal): Likewise.
13444 (walk_type_fields): Likewise.
13445 * var-tracking.c (adjust_mems): Add FALLTHRU.
13446 (set_dv_changed): Adjust fall through comment.
13447 * varasm.c (default_function_section): Add FALLTHRU.
13449 2016-08-12 Marek Polacek <polacek@redhat.com>
13452 * tree-complex.c (expand_complex_division): Add missing break.
13454 2016-08-12 Richard Biener <rguenther@suse.de>
13456 * passes.c (execute_todo): Do not push/pop TV_TODO.
13457 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
13458 (execute_one_pass): Likewise.
13459 * common.opt (ftime-report-details): New switch.
13460 * doc/invoke.texi (ftime-report-details): Document.
13461 * timevar.h (timer::print_row): Adjust signature.
13462 (timer::all_zero): New static helper.
13463 (timer::child_map_t): New typedef.
13464 (timer::time_var_def): Add children field.
13465 * timevar.c (timer::named_items::print): Adjust.
13466 (timer::~timer): Free timevar recorded children.
13467 (timer::pop_internal): When -ftime-report-details record
13468 time spent in sub-timevars.
13469 (timer::print_row): Adjust.
13470 (timer::print): Print sub-timevar stats, use all_zero.
13471 * timevar.def (TV_TODO): Remove.
13473 2016-08-12 Richard Biener <rguenther@suse.de>
13475 PR tree-optimization/72851
13476 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
13477 worklists to use bitmaps indexed in execution order.
13478 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
13479 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
13480 (cfg_blocks): Make a bitmap.
13481 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
13483 (cfg_blocks_empty_p): Adjust.
13484 (cfg_blocks_add): Likewise.
13485 (cfg_blocks_get): Likewise.
13486 (add_ssa_edge): Likewise.
13487 (add_control_edge): Likewise.
13488 (simulate_stmt): Likewise.
13489 (process_ssa_edge_worklist): Likewise.
13490 (simulate_block): Likewise.
13491 (ssa_prop_init): Compute PRE order and stmt UIDs.
13492 (ssa_prop_fini): Adjust.
13493 (ssa_propagate): Adjust.
13495 2016-08-12 Richard Biener <rguenther@suse.de>
13497 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
13498 the currently executable edges have fixed ranges. Always
13499 go through update_value_range.
13501 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
13505 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
13506 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
13507 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
13508 (LANG_HOOKS_DECLS): Add it.
13509 * langhooks.h (struct lang_hooks_for_decls): Add
13510 function_decl_defaulted. Const_tree-ify
13511 function_decl_explicit_p and function_decl_deleted_p.
13512 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
13513 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
13514 also at strict DWARF v5.
13517 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
13518 TYPE_QUAL_CONST in reference-typed decls.
13521 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
13522 in DW_OP_pieces, just enough to handle pointers to member
13524 (gen_remaining_tmpl_value_param_die_attribute): Use a location
13525 expression on DWARFv5 if a constant value doesn't work.
13527 2016-08-11 David Malcolm <dmalcolm@redhat.com>
13529 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
13530 * selftest.c (selftest::test_assertions): New function.
13531 (selftest::selftest_c_tests): New function.
13532 * selftest.h (selftest::selftest_c_tests): New declaration.
13534 2016-08-11 Richard Biener <rguenther@suse.de>
13535 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13537 PR rtl-optimization/72855
13538 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
13540 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13543 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
13544 (vsx_store_<mode>): Likewise.
13546 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
13548 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
13549 TImode CONST_WIDE_INT store.
13550 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
13552 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
13554 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
13555 mode if unaligned SSE load and store are optimal.
13557 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
13559 PR tree-optimization/71083
13560 * tree-predcom.c (ref_at_iteration): Correctly align the
13563 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13565 * config/s390/s390-builtin-types.def: Add INT128 types.
13566 * config/s390/s390-builtins.def: Add INT128 variants for the add
13567 sub low-level builtins dealing with TImode.
13568 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
13569 via subreg when expanding a builtin.
13570 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
13571 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
13573 * config/s390/vecintrin.h: Adjust builtin names accordingly.
13574 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
13575 ("vec_addc<mode>", "vec_addc_u128"): Merge to
13576 "vacc<bhfgq>_<mode>".
13577 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
13578 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
13579 ("vec_subc<mode>", "vec_subc_u128"): Merge to
13580 "vscbi<bhfgq>_<mode>".
13581 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
13582 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
13584 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13586 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
13588 2016-08-11 Bin Cheng <bin.cheng@arm.com>
13590 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
13591 unused declaration.
13592 (vcond<v_cmp_mixed><mode>): Ditto.
13593 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
13595 2016-08-11 Bin Cheng <bin.cheng@arm.com>
13597 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
13598 variable explicitly, also assert on it before use.
13600 2016-08-11 Richard Biener <rguenther@suse.de>
13602 PR tree-optimization/72772
13603 * cfgloopmanip.c (create_preheader): Use split_edge if there
13604 is a single loop entry, avoiding degenerate PHIs.
13606 2016-08-11 Richard Biener <rguenther@suse.de>
13608 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
13609 unconditional TODO_cleanup_cfg.
13610 (pass_thread_jumps::execute): Initialize loops, perform a CFG
13611 cleanup only if we threaded a jump.
13613 2016-08-11 Alan Modra <amodra@gmail.com>
13616 * lra-constraints.c (simplify_operand_subreg): Allow subreg
13617 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
13618 slow. Emit two reloads for slow mem case, first loading in
13619 fast innermode, then converting to required mode.
13621 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
13623 * config/rs6000/altivec.h (vec_extract_exp): New macro.
13624 (vec_extract_sig): New macro.
13625 (vec_insert_exp): New macro.
13626 (vec_test_data_class): New macro.
13627 (scalar_extract_exp): New macro.
13628 (scalar_extract_sig): New macro.
13629 (scalar_insert_exp): New macro.
13630 (scalar_test_data_class): New macro.
13631 (scalar_test_neg): New macro.
13632 (scalar_cmp_exp_gt): New macro.
13633 (scalar_cmp_exp_lt): New macro.
13634 (scalar_cmp_exp_eq): New macro.
13635 (scalar_cmp_exp_unordered): New macro.
13636 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
13637 to enforce constraint that operand is a 7-bit unsigned literal.
13638 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
13639 for power9 built-ins.
13640 (BU_P9V_VSX_2): Likewise.
13641 (BU_P9V_64BIT_VSX_2): Likewise.
13642 (VSEEDP): Add scalar extract exponent support.
13643 (VSEESP): Add scalar extract signature support.
13644 (VSTDCNDP): Add scalar test negative support.
13645 (VSTDCNSP): Likewise.
13646 (VSIEDP): Add scalar insert exponent support.
13647 (VSCEDPGT): Add scalar compare exponent greater than support.
13648 (VSCEDPLT): Add scalar compare exponent less than support.
13649 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
13650 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
13651 (VSTDCDP): Add scalar test data class support.
13652 (VSTDCSP): Likewise.
13653 (VSEEDP): Add overload support for scalar extract exponent
13655 (VSESDP): Add overload support for scalar extract signature
13657 (VSTDCN): Add overload support for scalar test negative
13659 (VSTDCNDP): Add overload support for scalar test negative
13661 (VSTDCNSP): Add overload support for scalar test negative
13663 (VSIEDP): Add overload support for scalar insert exponent
13665 (VSTDC): Add overload support for scalar test data class
13667 (VSTDCDP): Add overload support for scalar test data class
13669 (VSTDCSP): Add overload support for scalar test data class
13671 (VSCEDPGT): Add overload support for scalar compare exponent
13672 greater than operation.
13673 (VSCEDPLT): Add overload support for scalar compare exponent
13674 less than operation.
13675 (VSCEDPEQ): Add overload support for scalar compare exponent
13676 test-for-equality operation.
13677 (VSCEDPUO): Add overload support for scalar compare exponent
13678 test-for-unordered operation.
13679 (VEEDP): Add vector extract exponent support.
13681 (VESDP): Add vector extract significand support.
13683 (VIEDP): Add vector insert exponent support.
13685 (VTDCDP): Add vector test data class support.
13686 (VTDCSP): Likewise.
13687 (VES): Add overload support for vector extract significand operation.
13690 (VEE): Add overload support for vector extract exponent operation.
13693 (VTDC): Add overload support for vector test data class operation.
13694 (VTDCDP): Likewise.
13695 (VTDCSP): Likewise.
13696 (VIE): Add overload support for vector insert exponent operation.
13699 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13700 overloaded binary floating point functions.
13701 (altivec_resolve_overloaded_builtin): Improve error messages to
13702 distinguish between functions not supported in the current
13703 compiler configuration and functions that were invoked with an
13704 invalid parameter combination, and include the built-in function
13705 name in both error messages.
13706 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
13708 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
13710 (rs6000_expand_binop_builtin): Add check to enforce that argument
13711 2 of the test data class operations is a 7-bit unsigned literal.
13712 (rs6000_invalid_builtin): Add code to issue an error message if a
13713 built-in function that requires the power9_vector and -m32
13714 command-line options is compiled without these options.
13715 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
13716 (UNSPEC_VSX_SXSIGDP): New value.
13717 (UNSPEC_VSX_SXSIGPDP): New value.
13718 (UNSPEC_VSX_SIEXPDP): New value.
13719 (UNSPEC_VSX_SCMPEXPDP): New value.
13720 (UNSPEC_VSX_STSTDC): New value.
13721 (UNSPEC_VSX_VXEXP): New value.
13722 (UNSPEC_VSX_VXSIG): New value.
13723 (UNSPEC_VSX_VIEXP): New value.
13724 (UNSPEC_VSX_VTSTDC): New value.
13725 (xsxexpdp): New insn for scalar extract exponent.
13726 (xsxsigdp): New insn for scalar extract significand.
13727 (xsiexpdp): New insn for scalar insert exponent.
13728 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
13729 (*xscmpexpdp): New insn for scalar compare exponents.
13730 (xststdc<Fvsx): New expansion for both single- and
13731 double-precision scalar test data class operations.
13732 (xststdcneg<Fvsx>): New expansion for both single- and
13733 double-precision scalar test for negative value operations.
13734 (*xststdc<Fvsx>): New insn for scalar test data class
13736 (xvxexp<VSs>): New insn for single- and double-precision
13737 vector extract exponent operation.
13738 (xvxsig<VSs>): New insn for single- and double-precision
13739 vector extract significand operation.
13740 (xviexp<VSs>): New insn for single- and double-precision
13741 vector insert exponent operation.
13742 (xvtstdc<VSs>): New insn for single- and double-precision
13743 vector test data class operation.
13744 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13745 built-in functions to represent the Power9 binary floating-point
13746 support instructions.
13748 2016-08-10 bin cheng <bin.cheng@arm.com>
13750 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
13752 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
13753 Renlin Li <renlin.li@arm.com>
13754 Bin Cheng <bin.cheng@arm.com>
13756 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
13757 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
13758 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
13759 (aarch64_vcond_internal<mode><mode>): Delete pattern.
13760 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
13761 (vcond<v_cmp_result><mode>): Ditto.
13762 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
13763 (vcondu<mode><mode>): Ditto.
13764 (vcond<v_cmp_mixed><mode>): New pattern.
13765 (vcondu<mode><v_cmp_mixed>): New pattern.
13766 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
13767 of aarch64_vcond_internal.
13769 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
13770 Renlin Li <renlin.li@arm.com>
13771 Bin Cheng <bin.cheng@arm.com>
13773 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
13774 (vec_cmp<mode><v_cmp_result>): New pattern.
13775 (vec_cmpu<mode><mode>): New pattern.
13776 (vcond_mask_<mode><v_cmp_result>): New pattern.
13778 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
13780 PR tree-optimization/71734
13781 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
13782 REF_LOOP, invoke ref_indep_loop_p_1.
13783 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
13784 to ref_indep_loop_p.
13785 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
13786 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
13787 is inside LOOP, do not cache dpendence value for loops with
13789 (ref_indep_loop_p_2): Delete function.
13790 (can_sm_ref_p): Pass LOOP as additional argument to
13793 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
13796 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
13797 being an offsettable address.
13799 2016-08-10 Martin Liska <mliska@suse.cz>
13801 PR gcov-profile/58306
13802 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
13803 atomic variants of profile update functions.
13805 2016-08-10 Martin Liska <mliska@suse.cz>
13807 Cherry picked (and modified) from google-4_7 branch
13808 2012-12-26 Rong Xu <xur@google.com>
13809 * common.opt (fprofile-update): Add new flag.
13810 * coretypes.h: Define enum profile_update.
13811 * doc/invoke.texi: Document -fprofile-update.
13812 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
13813 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
13814 * tree-profile.c (gimple_init_edge_profiler): Generate
13815 also atomic profiler update.
13816 (gimple_gen_edge_profiler): Likewise.
13818 2016-08-10 David Malcolm <dmalcolm@redhat.com>
13820 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
13821 stack_usage_file to NULL after fclose calls.
13823 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13826 * reload.c (push_reload): Compute subreg_in_class for
13827 subregs of constants and plus expressions. Remove special
13828 handling of SYMBOL_REFs.
13830 2016-08-10 Alan Modra <amodra@gmail.com>
13833 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
13834 SImode for TARGET_E500_DOUBLE when given SImode.
13836 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
13838 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
13839 unused variable __O.
13841 2016-08-09 Martin Liska <mliska@suse.cz>
13843 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
13844 _gcov_reset to __gcov_reset.
13845 * doc/gcov-tool.texi: Fix typo.
13847 2016-08-09 Martin Liska <mliska@suse.cz>
13849 * value-prof.c (gimple_divmod_values_to_profile): Do not
13850 instrument MOD histogram if a value is not a SSA name.
13852 2016-08-09 Martin Liska <mliska@suse.cz>
13854 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
13857 2016-08-09 Renlin Li <renlin.li@arm.com>
13859 PR middle-end/64971
13860 * calls.c (prepare_call_address): Convert funexp to Pmode when
13862 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
13863 (sibcall_value): Likewise.
13865 2016-08-09 Marek Polacek <polacek@redhat.com>
13868 * cselib.c (cselib_expand_value_rtx_1): Add return.
13869 * gengtype.c (dbgprint_count_type_at): Likewise.
13870 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
13871 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
13873 2016-08-09 Martin Jambor <mjambor@suse.cz>
13876 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
13877 if instance is a MEM_REF.
13879 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
13882 * config/i386/i386.md (*movtf_internal): Use
13883 lra_in_progress || reload_completed instead of !can_create_pseudo_p
13884 in the insn constraint.
13885 (*movxf_internal): Ditto.
13886 (*movdf_internal): Ditto.
13887 (*movsf_internal): Ditto.
13889 2016-08-09 Bin Cheng <bin.cheng@arm.com>
13891 PR tree-optimization/72772
13892 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
13895 2016-08-09 Bin Cheng <bin.cheng@arm.com>
13897 PR tree-optimization/72772
13898 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
13900 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
13901 parameter STOP and update calls. Move expand_simple_operations
13902 function call from here...
13903 (simplify_using_initial_conditions): ...to here. Delete parameter
13905 (tree_simplify_using_condition): Delete parameter STOP.
13906 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
13907 simplify_using_initial_conditions.
13909 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
13912 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
13913 Use create_tmp_var_raw instead of create_tmp_var.
13915 2016-08-09 Richard Biener <rguenther@suse.de>
13917 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
13918 Treat same SSA names related.
13920 2016-08-09 Jakub Jelinek <jakub@redhat.com>
13922 PR tree-optimization/72824
13923 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
13924 real_zerop is not negative.
13926 2016-08-09 Richard Biener <rguenther@suse.de>
13928 PR tree-optimization/71802
13929 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
13930 all merge opportunities with the predecessor.
13932 2016-08-09 Richard Biener <rguenther@suse.de>
13935 * ipa-prop.c (ipa_modify_formal_parameters): Build
13936 parameter types with natural alignment also for the
13939 2016-08-08 Andi Kleen <ak@linux.intel.com>
13941 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
13943 2016-08-08 David Malcolm <dmalcolm@redhat.com>
13946 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
13947 do-nothing langhook.
13948 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
13949 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
13950 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
13951 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
13953 2016-08-08 David Malcolm <dmalcolm@redhat.com>
13956 * input.c: Ensure that HAVE_ICONV is defined.
13958 2016-08-08 Jakub Jelinek <jakub@redhat.com>
13960 PR middle-end/72781
13961 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
13962 private vars for lastprivate and for linear iterator.
13964 PR middle-end/68762
13965 * omp-simd-clone.c: Include varasm.h.
13966 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
13967 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
13968 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
13969 update function name.
13971 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
13973 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
13974 (avr_diagnose_devicespecs_error): Remove.
13975 (avr_devicespecs_file): Remove composing absolute path for specfile
13976 and its verbose info. Remove conditions to check specs-file,
13978 2016-08-08 Jakub Jelinek <jakub@redhat.com>
13980 PR rtl-optimization/72821
13981 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
13982 just return false for them.
13984 2016-08-08 Alan Modra <amodra@gmail.com>
13987 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
13988 toc refs created during reload. Update function comment.
13990 2016-08-08 Alan Modra <amodra@gmail.com>
13993 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
13994 alternatives. Put loads first, then stores, and reg/reg moves
13995 within same class later. Delete attr length.
13997 2016-08-08 Alan Modra <amodra@gmail.com>
14000 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
14001 (mem_operand_ds_form): New predicate.
14002 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
14003 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
14004 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
14005 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
14006 (extendsfdf2_fpr): Replace o constraint with wY.
14008 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
14010 * tree-ssa-threadbackward.c: Include tree-inline.h
14011 (profitable_jump_thread_path): Use estimate_num_insns to estimate
14012 size of copied block; for cold paths reduce duplication.
14013 (find_jump_threads_backwards): Remove redundant tests.
14014 (pass_thread_jumps::gate): Enable for -Os.
14016 2016-08-07 Jakub Jelinek <jakub@redhat.com>
14019 * stor-layout.c (layout_decl): Fix up formatting.
14020 (relayout_decl): Allow DECL to be FIELD_DECL.
14022 2016-08-07 Alan Modra <amodra@gmail.com>
14024 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
14026 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
14028 * data-streamer-in.c (streamer_read_wide_int): New.
14029 (streamer_read_widest_int): Renamed function.
14030 * data-streamer-out.c (streamer_write_wide_int): New
14031 (streamer_write_widest_int): Renamed function.
14032 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
14034 (input_cfg): Call renamed function.
14035 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
14037 (output_cfg): Call renamed function.
14038 * data-streamer.h: Add declarations.
14040 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14042 * tree-ssa-ccp.c (extend_mask): New param sgn.
14043 Remove ORing with wi::mask.
14044 (get_default_value): Adjust call to extend_mask to pass sign.
14045 (evaluate_stmt): Likewise.
14047 2016-08-06 Jakub Jelinek <jakub@redhat.com>
14049 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
14052 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14054 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
14055 transform if operand's type is pointer to function or method.
14057 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
14059 PR tree-optimization/18046
14060 * tree-ssa-threadedge.c: Include cfganal.h.
14061 (simplify_control_statement_condition): If simplifying a
14062 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
14063 with the dominating ASSERT_EXPR before handing it off to VRP.
14064 Mention that a CASE_LABEL_EXPR may be returned.
14065 (thread_around_empty_blocks): Adjust to handle
14066 simplify_control_statement_condition() returning a
14068 (thread_through_normal_block): Likewise.
14069 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
14070 a switch statement by trying to determine which case label
14073 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
14075 PR rtl-optimization/69847
14076 * lra-constraints.c (process_invariant_for_inheritance): Save
14077 pattern instead of src.
14078 (remove_inheritance_pseudos): Use the pattern. Add assert.
14080 2016-08-05 David Malcolm <dmalcolm@redhat.com>
14082 * input.c (string_concat::string_concat): New constructor.
14083 (string_concat_db::string_concat_db): New constructor.
14084 (string_concat_db::record_string_concatenation): New method.
14085 (string_concat_db::get_string_concatenation): New method.
14086 (string_concat_db::get_key_loc): New method.
14087 (class auto_cpp_string_vec): New class.
14088 (get_substring_ranges_for_loc): New function.
14089 (get_source_range_for_substring): New function.
14090 (get_num_source_ranges_for_substring): New function.
14091 (class selftest::lexer_test_options): New class.
14092 (struct selftest::lexer_test): New struct.
14093 (class selftest::ebcdic_execution_charset): New class.
14094 (selftest::ebcdic_execution_charset::s_singleton): New variable.
14095 (selftest::lexer_test::lexer_test): New constructor.
14096 (selftest::lexer_test::~lexer_test): New destructor.
14097 (selftest::lexer_test::get_token): New method.
14098 (selftest::assert_char_at_range): New function.
14099 (ASSERT_CHAR_AT_RANGE): New macro.
14100 (selftest::assert_num_substring_ranges): New function.
14101 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
14102 (selftest::assert_has_no_substring_ranges): New function.
14103 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
14104 (selftest::test_lexer_string_locations_simple): New function.
14105 (selftest::test_lexer_string_locations_ebcdic): New function.
14106 (selftest::test_lexer_string_locations_hex): New function.
14107 (selftest::test_lexer_string_locations_oct): New function.
14108 (selftest::test_lexer_string_locations_letter_escape_1): New function.
14109 (selftest::test_lexer_string_locations_letter_escape_2): New function.
14110 (selftest::test_lexer_string_locations_ucn4): New function.
14111 (selftest::test_lexer_string_locations_ucn8): New function.
14112 (selftest::uint32_from_big_endian): New function.
14113 (selftest::test_lexer_string_locations_wide_string): New function.
14114 (selftest::uint16_from_big_endian): New function.
14115 (selftest::test_lexer_string_locations_string16): New function.
14116 (selftest::test_lexer_string_locations_string32): New function.
14117 (selftest::test_lexer_string_locations_u8): New function.
14118 (selftest::test_lexer_string_locations_utf8_source): New function.
14119 (selftest::test_lexer_string_locations_concatenation_1): New
14121 (selftest::test_lexer_string_locations_concatenation_2): New
14123 (selftest::test_lexer_string_locations_concatenation_3): New
14125 (selftest::test_lexer_string_locations_macro): New function.
14126 (selftest::test_lexer_string_locations_stringified_macro_argument):
14128 (selftest::test_lexer_string_locations_non_string): New function.
14129 (selftest::test_lexer_string_locations_long_line): New function.
14130 (selftest::test_lexer_char_constants): New function.
14131 (selftest::input_c_tests): Call the new test functions once per
14132 case within the line_table test matrix.
14133 * input.h (struct string_concat): New struct.
14134 (struct location_hash): New struct.
14135 (class string_concat_db): New class.
14136 * substring-locations.h: New header.
14138 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
14140 PR tree-optimization/72810
14141 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
14142 the type of the case labels when truncating.
14144 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
14147 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
14148 (aarch64_fp16_ptr_type_node): Likewise.
14149 * config/aarch64/aarch64-simd-builtins.c
14150 (aarch64_fp16_ptr_type_node): Define.
14151 (aarch64_init_fp16_types): New, refactored out of...
14152 (aarch64_init_builtins): ...here, update to call
14153 aarch64_init_fp16_types.
14154 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
14156 (aapcs_vfp_sub_candidate): Likewise.
14158 2016-08-05 Martin Liska <mliska@suse.cz>
14159 Joshua Cranmer <Pidgeot18@gmail.com>
14161 * gcov.c (line_t::has_block): New function.
14162 (enum loop_type): New enum.
14163 (handle_cycle): New function.
14164 (unblock): Likewise.
14165 (circuit): Likewise.
14166 (get_cycles_count): Likewise.
14167 (accumulate_line_counts): Use new loop detection algorithm.
14169 2016-08-05 Martin Liska <mliska@suse.cz>
14171 * gcov.c (output_intermediate_file): Rename
14172 function_info::line_next to next_file_fn.
14173 (process_file): Likewise.
14174 (read_graph_file): Likewise.
14175 (accumulate_line_counts): Likewise.
14176 (output_lines): Likewise.
14178 2016-08-05 Richard Biener <rguenther@suse.de>
14180 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
14181 restriction on threading to a loop header.
14183 2016-08-05 Richard Biener <rguenther@suse.de>
14185 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
14186 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
14187 adjust loop info accordingly.
14189 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
14191 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
14192 before folding call to __builtin_constant_p with parameters to false.
14194 2016-08-05 Alan Modra <amodra@gmail.com>
14196 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
14197 code accidentally committed 2016-05-02 providing class when given
14200 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
14202 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
14203 the case label ranges that partially overlap with OP's value
14206 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
14209 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
14210 Cast builtin function result to __mmask16 instead of __mmask8.
14211 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
14212 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
14213 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
14215 2016-08-04 David Malcolm <dmalcolm@redhat.com>
14217 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
14218 (ASSERT_TRUE_AT): New macro.
14219 (ASSERT_FALSE): Reimplement in terms of...
14220 (ASSERT_FALSE_AT): New macro.
14221 (ASSERT_STREQ_AT): Fix typo in comment.
14223 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
14225 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
14226 labels are exhaustive, designate the label with the widest
14227 range to be the default label.
14229 2016-08-04 Andrew Pinski <apinski@cavium.com>
14231 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
14232 (thunderx_tunings): Use thunderx_vector_cost instead of
14233 generic_vector_cost.
14235 2016-08-04 Martin Liska <mliska@suse.cz>
14237 * gcov.c (main): Fix GNU coding style.
14238 (output_intermediate_file): Likewise.
14239 (process_file): Likewise.
14240 (generate_results): Likewise.
14241 (release_structures): Likewise.
14242 (create_file_names): Likewise.
14243 (find_source): Likewise.
14244 (read_graph_file): Likewise.
14245 (find_exception_blocks): Likewise.
14246 (canonicalize_name): Likewise.
14247 (make_gcov_file_name): Likewise.
14248 (mangle_name): Likewise.
14249 (accumulate_line_counts): Likewise.
14250 (output_branch_count): Likewise.
14251 (read_line): Likewise.
14253 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
14255 PR rtl-optimization/71779
14256 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
14257 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
14258 or if it was truncated.
14260 PR rtl-optimization/70903
14261 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
14263 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
14265 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
14266 accessing SSA_NAME_PTR_INFO.
14268 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
14271 * common/config/avr/avr-common.c (avr_option_optimization_table)
14272 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
14274 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
14277 * config/avr/avr.md: New pattern to work around do_store_flag
14278 generating shift instructions for bit extractions.
14280 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
14282 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
14284 (add_equivalence): Likewise.
14285 (get_value_range): Allocate value range with vrp_value_range_pool.
14286 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
14287 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
14289 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
14291 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
14292 the default for the rs6000 port.
14294 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
14296 PR middle-end/71876
14297 * calls.c (special_function_p): Remove special handling of
14298 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
14299 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
14300 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
14302 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
14304 PR middle-end/72778
14305 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
14306 Don't stop on regular insns.
14308 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
14310 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
14311 size to DImode boundary.
14312 (nvptx_propagate): Likewise.
14314 2016-08-03 Alan Modra <amodra@gmail.com>
14316 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
14317 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
14318 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
14319 from -mefficient-unaligned-vector. Note that this affects fp too.
14321 2016-08-03 Alan Modra <amodra@gmail.com>
14323 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
14326 2016-08-03 Alan Modra <amodra@gmail.com>
14328 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
14329 to a reg. Localize vars.
14331 2016-08-03 Alan Modra <amodra@gmail.com>
14333 * config/rs6000/rs6000.opt: Remove negatives from help strings
14336 2016-08-03 Alan Modra <amodra@gmail.com>
14338 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
14339 Delete duplicated code.
14341 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
14343 PR middle-end/72778
14344 * lra-spills.c (regno_in_use_p): New.
14345 (lra_final_code_change): Use it.
14347 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
14349 PR rtl-optimization/69847
14350 * lra-int.h (struct lra-reg): Use restore_rtx instead of
14352 (lra_rtx_hash): New.
14353 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
14355 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
14356 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
14357 * lra-spills.c (lra_final_code_change): Don't delete insn when the
14358 next insn is USE with the same reg as the current insn source.
14359 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
14361 (lra_constraints_init): Call initiate_invariants.
14362 (lra_constraints_finish): Call finish_invariants.
14363 (struct invariant, invariant_t, invariant_ptr_t): New.
14364 (const_invariant_ptr_t, invariants, invariants_pool): New.
14365 (invariant_table, invariant_hash, invariant_eq_p): New.
14366 (insert_invariant, initiate_invariants, finish_invariants): New.
14367 (clear_invariants, invalid_invariant_regs): New.
14368 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
14369 instead of restore_regno.
14370 (invariant_p, process_invariant_for_inheritance): New.
14371 (inherit_in_ebb): Implement invariant inheritance.
14372 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
14373 (remove_inheritance_pseudos): Implement undoing invariant
14375 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
14376 instead of restore_regno.
14377 * lra-assigns.c (regno_live_length): New.
14378 (reload_pseudo_compare_func): Use regno_live_length.
14379 (assign_by_spills): Use restore_rtx instead of restore_regno.
14380 (lra_assign): Ditto. Initiate regno_live_length.
14382 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
14384 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
14385 __builtin_aarch64_fmindf.
14387 2016-08-02 Bin Cheng <bin.cheng@arm.com>
14389 PR tree-optimization/34114
14390 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
14391 information for more control IVs.
14393 2016-08-02 Bin Cheng <bin.cheng@arm.com>
14395 PR tree-optimization/34114
14396 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
14397 PLUS_EXPR case. Handle SSA_NAME case.
14399 2016-08-02 Tamar Christina <tamar.christina@arm.com>
14401 * config/aarch64/aarch64-simd-builtins.def
14402 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
14403 (__builtin_aarch64_fmaxdf): Likewise.
14404 (__builtin_aarch64_smin_nandf): Likewise.
14405 (__builtin_aarch64_smax_nandf): Likewise.
14406 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
14407 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
14408 (<fmaxmin><mode>3): ...this.
14409 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
14410 (vminnm_f64): Likewise.
14411 (vmin_f64): Likewise.
14412 (vmax_f64): Likewise.
14413 * config/aarch64/iterators.md (FMAXMIN): Merge with...
14414 (FMAXMIN_UNS): ...this.
14415 (fmaxmin): Merged with
14416 (fmaxmin_op): ...this...
14417 (maxmin_uns_op): ...in to this.
14419 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
14421 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14422 Add support for vec_extract on vector float, vector int, vector
14423 short, and vector char vector types.
14424 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
14425 vector float, vector int, vector short, and vector char
14426 optimizations on 64-bit ISA 2.07 systems for both constant and
14427 variable element numbers.
14428 (rs6000_split_vec_extract_var): Likewise.
14429 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
14430 Altivec registers on ISA 2.07 and above.
14431 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
14432 which never was matched due to the split occuring before register
14433 allocation (and the code would not have worked on little endian
14434 systems if it did match). Allow extracts to go to the Altivec
14435 registers if ISA 2.07 (power8). Change from using "" around the
14436 C++ code to using {}'s.
14437 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
14438 vec_extracts when the vector is in memory.
14439 (vsx_extract_v4sf_var): New insn to optimize vector float
14440 vec_extracts when the element number is variable on 64-bit ISA
14442 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
14443 for 64-bit ISA 2.07 as well as ISA 3.0.
14444 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
14445 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
14446 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
14447 optimize vector int, vector short, and vector char vec_extracts
14448 when the vector is in memory.
14449 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
14450 optimize vector int, vector short, and vector char vec_extracts
14451 when the element number is variable.
14453 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
14456 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
14457 does not overlap with other symbol flags.
14459 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
14461 * config/aarch64/aarch64.h (aarch64_frame):
14462 Remove padding0 and hardfp_offset. Add locals_offset,
14463 initial_adjust, callee_adjust, callee_offset and final_adjust.
14464 * config/aarch64/aarch64.c (aarch64_layout_frame):
14465 Remove unused padding0 and hardfp_offset initializations.
14466 Choose frame layout and set frame variables accordingly.
14467 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
14468 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
14469 (aarch64_pop_regs): Likewise.
14470 (aarch64_expand_prologue): Remove all decision code, just emit
14471 prolog according to frame variables.
14472 (aarch64_expand_epilogue): Remove all decision code, just emit
14473 epilog according to frame variables.
14474 (aarch64_initial_elimination_offset): Use offset to local/arg area.
14476 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
14479 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
14480 fix_debug_reg_uses after changing source register mode to
14481 V1TImode if source register is undefined.
14483 2015-08-01 Alan Hayward <alan.hayward@arm.com>
14485 PR tree-optimization/71818
14486 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
14487 with non invariant evolutions
14489 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
14492 * config/avr/avr.md (length) [branch]: Correct insn length
14493 attribute for forward branches.
14495 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
14497 * doc/extend.texi (AVR Built-in Functions): Document
14498 __builtin_avr_nops.
14499 * config/avr/builtins.def (NOPS): New.
14500 * config/avr/avr.c (avr_expand_nops): New static function.
14501 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
14503 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14505 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
14506 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
14509 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
14511 * config/aarch64/aarch64.c (vulcan_tunings): Update
14512 vulcan L1 cache_line_size.
14514 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
14516 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
14517 function that takes a vector memory address, a hard register, an
14518 element number and a temporary base register, and recreates an
14519 address that points to the appropriate element within the vector.
14520 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
14521 (rs6000_split_vec_extract_var): Add support for the target of a
14522 vec_extract with variable element number being a scalar memory
14524 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
14526 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
14527 vsx_extract_<mode>_load insn with a new insn that optimizes
14528 storing either element to a memory location, using scratch
14529 registers to pick apart the vector and reconstruct the address.
14530 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
14531 (vsx_extract_<mode>_store): Rework alternatives to more correctly
14532 support Altivec registers. Add support for ISA 3.0 Altivec d-form
14534 (vsx_extract_<mode>_var): Add support for extracting a variable
14535 element number from memory.
14537 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
14539 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
14540 when testing for compares against constants of the form 0xabab.
14542 2016-07-29 Bin Cheng <bin.cheng@arm.com>
14544 PR tree-optimization/57558
14545 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
14547 (vect_loop_versioning): Support versioning with niter assumptions.
14548 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
14549 (vect_get_loop_niters): New parameter. Reimplement to support
14550 assumptions in loop niter info.
14551 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
14552 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
14553 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
14554 Support loop versioning for niters.
14555 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
14556 (vect_free_loop_info_assumptions): New function.
14557 (vectorize_loops): Free loop niter info for loops with flag
14558 LOOP_F_ASSUMPTIONS set if vectorization failed.
14559 * tree-vectorizer.h (struct _loop_vec_info): New field
14560 num_iters_assumptions.
14561 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
14562 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
14563 (LOOP_REQUIRES_VERSIONING): New macro.
14564 (vect_free_loop_info_assumptions): New decl.
14566 2016-07-29 Bin Cheng <bin.cheng@arm.com>
14568 * cfgloop.h (struct loop): New field constraints.
14569 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
14570 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
14572 * cfgloop.c (alloc_loop): Initialize new field.
14573 * cfgloopmanip.c (copy_loop_info): Copy constraints.
14574 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
14575 Adjust niter analysis wrto loop constraints.
14576 * doc/loop.texi (@node Number of iterations): Add description for loop
14579 2016-07-29 Marek Polacek <polacek@redhat.com>
14582 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
14583 (ix86_expand_round_builtin): Likewise.
14585 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
14586 Georg-Johann Lay <avr@gjlay.de>
14588 PR rtl-optimization/71976
14589 * combine.c (get_last_value): Return 0 if the argument for which
14590 the function is called has a wider mode than the recorded value.
14592 2016-07-29 Marek Polacek <polacek@redhat.com>
14595 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
14596 (altivec_expand_st_builtin): Likewise.
14598 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
14600 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
14601 introduced in r238381.
14603 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
14605 PR middle-end/68217
14606 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
14607 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
14609 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
14611 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
14613 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14614 Add support for vec_extract of vector double or vector long having
14615 a variable element number on 64-bit ISA 2.07 systems or newer.
14616 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
14618 (rs6000_split_vec_extract_var): New function to split a
14619 vec_extract built-in function with variable element number.
14620 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
14622 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
14623 (UNSPEC_VSX_EXTRACT): Likewise.
14624 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
14625 direct move instructions to be generated on 64-bit ISA 2.07
14626 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
14628 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
14629 arguments for vec_extract variable element.
14630 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
14631 vec_extract with variable element on V2DFmode and V2DImode
14633 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
14634 -mupper-regs-df requirement, since it isn't needed.
14635 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
14636 do direct moves on 64-bit systems, which allows optimization of
14637 vec_extract on 64-bit ISA 2.07 systems and newer.
14639 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
14640 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
14642 * config/aarch64/aarch64.md
14643 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
14644 statement and type.
14645 (<optab>qihi2_aarch64): Likewise, and split into two.
14646 (extendqihi2_aarch64): New.
14647 (zero_extendqihi2_aarch64): New.
14648 * config/aarch64/iterators.md (ldrxt): Remove.
14649 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
14652 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
14654 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
14656 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
14658 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
14659 (aarch64_push_reg): New function to push 1 or 2 registers.
14660 (aarch64_pop_reg): New function to pop 1 or 2 registers.
14661 (aarch64_expand_prologue): Use aarch64_push_regs.
14662 (aarch64_expand_epilogue): Use aarch64_pop_regs.
14664 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
14666 PR tree-optimization/71734
14667 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
14668 attribute instead of REF_LOOP and use it.
14669 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
14670 set it for Loops having non-zero safelen attribute.
14671 (ref_indep_loop_p): Pass zero as initial value for safelen.
14673 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
14675 PR middle-end/72657
14677 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
14678 call using chkp_gimple_call_builtin_p.
14679 (chkp_copy_bounds_for_assign): Likewise.
14681 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14683 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
14684 * config/arm/arm-protos.h (struct tune_params): Likewise.
14685 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
14686 (cortex_a9_sched_adjust_cost): Likewise.
14687 (fa726te_sched_adjust_cost): Likewise.
14688 (arm_adjust_cost): Likewise.
14689 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
14690 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
14691 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
14692 * config/i386/i386.c (ix86_adjust_cost): Likewise.
14693 * config/ia64/ia64.c: Likewise.
14694 * config/m68k/m68k.c: Likewise.
14695 * config/mep/mep.c (mep_adjust_cost): Likewise.
14696 * config/microblaze/microblaze.c (microblaze_adjust_cost):
14698 * config/mips/mips.c (mips_adjust_cost): Likewise.
14699 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
14701 * config/pa/pa.c (pa_adjust_cost): Likewise.
14702 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
14703 (rs6000_debug_adjust_cost): Likewise.
14704 * config/sh/sh.c (sh_adjust_cost): Likewise.
14705 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
14706 (hypersparc_adjust_cost): Likewise.
14707 (sparc_adjust_cost): Likewise.
14708 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
14709 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
14710 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
14712 * config/visium/visium.c (visium_adjust_cost): Likewise.
14713 * doc/tm.texi: Regenerate.
14714 * haifa-sched.c (dep_cost_1): Adjust.
14715 * target.def: Merge adjust_cost and adjust_cost_2.
14717 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14719 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
14721 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14723 * store-motion.c (struct st_expr): Make pattern_regs a vector.
14724 (extract_mentioned_regs): Append to a vector instead of
14725 returning a rtx_expr_list.
14726 (st_expr_entry): Adjust.
14727 (free_st_expr_entry): Likewise.
14728 (store_ops_ok): Likewise.
14729 (store_killed_in_insn): Likewise.
14730 (find_moveable_store): Likewise.
14732 2016-07-28 Martin Liska <mliska@suse.cz>
14734 PR gcov-profile/68025
14735 * tree-profile.c (tree_profiling): Respect
14736 no_profile_instrument_function attribute.
14737 * doc/extend.texi: Document no_profile_instrument_function
14740 2016-07-28 Martin Liska <mliska@suse.cz>
14742 PR rtl-optimization/70944
14743 * combine.c (make_compound_operation):
14744 Do not allow make_compound_operation for vector mode
14746 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
14748 PR middle-end/71994
14749 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
14750 before calling get_ops.
14752 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
14754 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
14755 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
14756 (BITS_PER_UNIT_LOG): Remove.
14757 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
14758 * expr.c (expand_assignment): Likewise.
14759 * stor-layout.c (initialize_sizetypes): Likewise.
14761 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
14763 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
14764 signature of rs6000_expand_vector_extract so that the element
14765 number is a RTX instead of a constant integer.
14766 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
14768 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
14769 (altivec_expand_vec_ext_builtin): Likewise.
14770 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
14771 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
14772 MFVSRLD instruction.
14774 2016-07-27 David Malcolm <dmalcolm@redhat.com>
14776 * input.c (get_pure_location): Move here from tree.c.
14777 (make_location): Likewise. Add header comment.
14778 (selftest::test_accessing_ordinary_linemaps): Verify
14779 pure_location_p, make_location, get_location_from_adhoc_loc and
14780 get_range_from_loc.
14781 * input.h (get_pure_location): Move declaration here from tree.h.
14782 (get_finish): Likewise for inline function.
14783 (make_location): Likewise for declaration.
14784 * tree.c (get_pure_location): Move to input.c.
14785 (make_location): Likewise.
14786 * tree.h (get_pure_location): Move declaration to tree.h.
14787 (get_finish): Likewise for inline function.
14788 (make_location): Likewise for declaration.
14790 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14792 PR middle-end/71078
14793 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
14795 2016-07-27 David Malcolm <dmalcolm@redhat.com>
14797 * system.h (STATIC_ASSERT): Use static_assert if building
14798 with C++11 onwards.
14800 2016-07-27 Richard Biener <rguenther@suse.de>
14802 PR tree-optimization/72517
14803 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
14804 Revert change to not compute read-read dependences.
14806 2016-07-27 Richard Biener <rguenther@suse.de>
14808 * predict.c (set_even_probabilities): Make nedges unsigned.
14810 2016-07-27 Martin Liska <mliska@suse.cz>
14812 * predict.c (set_even_probabilities): Handle unlikely edges.
14813 (combine_predictions_for_bb): Likewise.
14815 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
14818 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
14819 __float128 support when we don't have hardware support, so that
14820 the IEEE built-in functions like isgreater, first call __unordkf3
14821 to make sure neither operand is a NaN, and if both operands are
14822 ordered, do the normal comparison.
14824 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
14826 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
14828 (extract_code_and_val_from_cond_with_ops): Verify that name is
14829 either cond_op0 or cond_op1.
14831 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
14833 PR tree-optimization/18046
14834 * genmodes.c (emit_mode_size_inline): Emit an assert that
14835 verifies that mode is a valid array index.
14836 (emit_mode_nuinits_inline): Likewise.
14837 (emit_mode_inner_inline): Likewise.
14838 (emit_mode_unit_size_inline): Likewise.
14839 (emit_mode_unit_precision_inline): Likewise.
14840 * tree-vrp.c: Include params.h.
14841 (find_switch_asserts): Register edge assertions for the default
14842 label which correspond to the anti-ranges of each case label.
14843 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
14844 * doc/invoke.texi: Document it.
14846 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14848 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
14849 and unnecessary call to gimple_bb.
14851 2016-07-26 Richard Biener <rguenther@suse.de>
14853 PR rtl-optimization/71984
14854 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
14857 2016-07-26 Richard Biener <rguenther@suse.de>
14859 PR middle-end/72517
14860 * expmed.c (extract_bit_field_1): Constrain the vector mode
14861 with element size matching the extraction mode size when
14862 choosing a better vector mode to do the extraction from.
14864 2016-07-26 Richard Biener <rguenther@suse.de>
14865 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14867 PR middle-end/70920
14868 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
14871 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14873 * tree-ssa-structalias.c (struct scc_info): Change types of
14874 members to auto_sbitmap and auto_vec.
14875 (scc_info::scc_info): New constructor.
14876 (scc_info::~scc_info): New destructor.
14877 (init_scc_info): Remove.
14878 (free_scc_info): Remove.
14879 (find_indirect_cycles): Adjust.
14880 (perform_var_substitution): Likewise.
14881 (free_var_substitution_info): Likewise.
14883 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14885 * tree-outof-ssa.c (struct elim_graph): Change type of members
14886 to auto_vec and auto_sbitmap.
14887 (elim_graph::elim_graph): New constructor.
14888 (delete_elim_graph): Remove.
14889 (expand_phi_nodes): Adjust.
14891 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14893 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
14894 (new_elim_graph): Adjust.
14895 (clear_elim_graph): Likewise.
14896 (delete_elim_graph): Likewise.
14897 (elim_graph_size): Likewise.
14898 (elim_graph_add_node): Likewise.
14899 (elim_graph_add_edge): Likewise.
14900 (elim_graph_remove_succ_edge): Likewise.
14901 (eliminate_name): Likewise.
14902 (eliminate_build): Likewise.
14903 (elim_forward): Likewise.
14904 (elim_unvisited_predecessor): Likewise.
14905 (elim_backward): Likewise.
14906 (elim_create): Likewise.
14907 (eliminate_phi): Likewise.
14908 (expand_phi_nodes): Likewise.
14910 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14912 * bt-load.c (compute_out): Use auto_sbitmap class.
14913 (link_btr_uses): Likewise.
14914 * cfganal.c (mark_dfs_back_edges): Likewise.
14915 (post_order_compute): Likewise.
14916 (inverted_post_order_compute): Likewise.
14917 (pre_and_rev_post_order_compute_fn): Likewise.
14918 (single_pred_before_succ_order): Likewise.
14919 * cfgexpand.c (pass_expand::execute): Likewise.
14920 * cfgloop.c (verify_loop_structure): Likewise.
14921 * cfgloopmanip.c (fix_bb_placements): Likewise.
14922 (remove_path): Likewise.
14923 (update_dominators_in_loop): Likewise.
14924 * cfgrtl.c (break_superblocks): Likewise.
14925 * ddg.c (check_sccs): Likewise.
14926 (create_ddg_all_sccs): Likewise.
14927 * df-core.c (df_worklist_dataflow): Likewise.
14928 * dse.c (dse_step3): Likewise.
14929 * except.c (eh_region_outermost): Likewise.
14930 * function.c (thread_prologue_and_epilogue_insns): Likewise.
14931 * gcse.c (prune_expressions): Likewise.
14932 (prune_insertions_deletions): Likewise.
14933 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
14934 * graph.c (draw_cfg_nodes_no_loops): Likewise.
14935 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
14936 * lcm.c (compute_earliest): Likewise.
14937 (compute_farthest): Likewise.
14938 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
14939 (unroll_loop_runtime_iterations): Likewise.
14940 (unroll_loop_stupid): Likewise.
14941 * lower-subreg.c (decompose_multiword_subregs): Likewise.
14942 * lra-lives.c: Likewise.
14943 * lra.c (lra): Likewise.
14944 * modulo-sched.c (schedule_reg_moves): Likewise.
14945 (optimize_sc): Likewise.
14946 (get_sched_window): Likewise.
14947 (sms_schedule_by_order): Likewise.
14948 (check_nodes_order): Likewise.
14949 (order_nodes_of_sccs): Likewise.
14950 (order_nodes_in_scc): Likewise.
14951 * recog.c (split_all_insns): Likewise.
14952 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
14953 * reload1.c (reload): Likewise.
14954 * sched-rgn.c (haifa_find_rgns): Likewise.
14955 (split_edges): Likewise.
14956 (compute_trg_info): Likewise.
14957 * sel-sched.c (init_seqno): Likewise.
14958 * store-motion.c (remove_reachable_equiv_notes): Likewise.
14959 * tree-into-ssa.c (update_ssa): Likewise.
14960 * tree-ssa-live.c (live_worklist): Likewise.
14961 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
14962 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
14964 (try_peel_loop): Likewise.
14965 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
14967 * tree-ssa-pre.c (compute_antic): Likewise.
14968 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
14969 * tree-stdarg.c (reachable_at_most_once): Likewise.
14970 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
14971 * var-tracking.c (vt_find_locations): Likewise.
14973 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14975 * sbitmap.h (auto_sbitmap): New class.
14977 2016-07-26 Alan Modra <amodra@gmail.com>
14980 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
14983 2016-07-25 David Malcolm <dmalcolm@redhat.com>
14985 * input.c (selftest::temp_source_file::temp_source_file): Fix
14986 missing "%s" in fprintf.
14988 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
14990 PR middle-end/71732
14991 * cselib.c (cselib_process_insn): Invalidate argument slots for
14994 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14996 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
14997 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
14998 vmulxh_lane_f16, vmulxh_laneq_f16): New.
15000 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15002 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15003 * config/aarch64/aarch64.md (fma, fnma): Support HF.
15004 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
15006 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15008 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15009 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
15011 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
15012 (add<mode>3): Likewise.
15013 (sub<mode>3): Likewise.
15014 (mul<mode>3): Likewise.
15015 (div<mode>3): Likewise.
15016 (*div<mode>3): Likewise.
15017 (<fmaxmin><mode>3): Extend to HF.
15018 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
15019 (fabd<mode>3): Likewise.
15020 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
15021 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
15022 (aarch64_fmulx<mode>): Likewise.
15023 (aarch64_fac<optab><mode>): Likewise.
15024 (aarch64_frecps<mode>): Likewise.
15025 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
15026 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
15027 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
15028 (VSDQ_HSDI): Support HI.
15029 (fcvt_target, FCVT_TARGET): Likewise.
15030 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
15031 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
15032 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
15033 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
15034 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
15035 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
15036 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
15037 vrsqrtsh_f16): New.
15039 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15041 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
15042 * config/aarch64/aarch64-builtins.c (hi_UP): New.
15043 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15044 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
15046 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
15047 (aarch64_cm<optab><mode>): Likewise.
15048 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
15049 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
15050 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
15051 (sqrt<mode>2): Likewise.
15052 (*sqrt<mode>2): Likewise.
15053 (abs<mode>2): Likewise.
15054 (<optab><mode>hf2): New pattern for HF mode.
15055 (<optab>hihf2): Likewise.
15056 * config/aarch64/arm_neon.h: Include arm_fp16.h.
15057 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
15058 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
15060 * config/aarch64/arm_fp16.h: New file.
15061 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
15062 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
15063 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
15064 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
15065 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
15066 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
15067 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
15068 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
15069 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
15070 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
15071 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
15072 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
15075 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15077 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
15078 reduc_smin_scal_): Use VDQIF_F16.
15079 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
15080 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
15082 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
15083 * config/aarch64/iterators.md (VDQIF_F16): New.
15084 (vp): Support HF modes.
15085 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
15086 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
15088 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15090 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
15091 "*aarch64_mulx_elt_from_dup<mode>".
15092 (*aarch64_mul3_elt<mode>): Update schedule type.
15093 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
15094 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
15095 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
15096 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
15097 (f, fp): Support HF modes.
15098 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
15099 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
15100 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
15101 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
15102 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
15103 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
15105 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15107 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15108 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
15110 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
15113 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15115 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15116 * config/aarch64/aarch64-simd.md
15117 (aarch64_rsqrts<mode>): Extend to HF modes.
15118 (fabd<mode>3): Likewise.
15119 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
15120 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
15121 (aarch64_<maxmin_uns>p<mode>): Likewise.
15122 (<su><maxmin><mode>3): Likewise.
15123 (<maxmin_uns><mode>3): Likewise.
15124 (<fmaxmin><mode>3): Likewise.
15125 (aarch64_faddp<mode>): Likewise.
15126 (aarch64_fmulx<mode>): Likewise.
15127 (aarch64_frecps<mode>): Likewise.
15128 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
15129 (add<mode>3): Extend to HF modes.
15130 (sub<mode>3): Likewise.
15131 (mul<mode>3): Likewise.
15132 (div<mode>3): Likewise.
15133 (*div<mode>3): Likewise.
15134 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
15136 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
15137 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
15138 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
15139 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
15140 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
15141 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
15142 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
15143 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
15144 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
15145 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
15146 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
15147 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
15148 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
15149 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
15151 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15153 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
15154 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15155 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
15156 (neg<mode>2): Likewise.
15157 (abs<mode>2): Likewise.
15158 (<frint_pattern><mode>2): Likewise.
15159 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
15160 (<optab><VDQF:mode><fcvt_target>2): Likewise.
15161 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
15162 (ftrunc<VDQF:mode>2): Likewise.
15163 (<optab><fcvt_target><VDQF:mode>2): Likewise.
15164 (sqrt<mode>2): Likewise.
15165 (*sqrt<mode>2): Likewise.
15166 (aarch64_frecpe<mode>): Likewise.
15167 (aarch64_cm<optab><mode>): Likewise.
15168 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
15170 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
15171 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
15173 * config/aarch64/arm_neon.h (vdup_n_f16): New.
15174 (vdupq_n_f16): Likewise.
15175 (vld1_dup_f16): Use vdup_n_f16.
15176 (vld1q_dup_f16): Use vdupq_n_f16.
15177 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
15178 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
15179 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
15180 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
15181 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
15182 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
15183 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
15184 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
15185 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
15186 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
15187 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
15188 vsqrt_f16, vsqrtq_f16): New.
15190 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15192 * config/aarch64/aarch64-simd.md
15193 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
15194 (aarch64_ext<mode>): Likewise.
15195 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
15196 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
15197 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
15199 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
15201 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
15202 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
15203 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
15204 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
15205 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
15206 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
15207 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
15209 (vmov_n_f16): Reimplement using vdup_n_f16.
15210 (vmovq_n_f16): Reimplement using vdupq_n_f16..
15212 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15214 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
15215 "frame_related_p". Generate CFA annotation when it's necessary.
15216 (aarch64_expand_prologue): Use aarch64_add_constant.
15217 (aarch64_expand_epilogue): Likewise.
15218 (aarch64_output_mi_thunk): Pass "false" when calling
15219 aarch64_add_constant.
15221 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15223 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
15226 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15228 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
15229 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
15230 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
15231 (aarch64_build_constant): Delete.
15233 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
15236 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
15238 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
15239 flag_toplevel_reorder.
15241 2016-07-25 Richard Biener <rguenther@suse.de>
15243 * cgraph.c (cgraph_node::verify_node): Compare against builtin
15244 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
15245 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
15246 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
15247 (streamer_get_builtin_tree): Likewise.
15248 (streamer_write_builtin): Likewise.
15249 * lto-streamer.h (LTO_builtin_decl): Remove.
15250 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
15251 (lto_input_scc): Remove LTO_builtin_decl handling.
15252 (lto_input_tree_1): Liekwise.
15253 * lto-streamer-out.c (lto_output_tree_1): Remove special
15254 handling of builtins.
15255 (DFS::DFS): Likewise.
15256 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
15257 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
15259 (streamer_write_builtin): Remove.
15261 2016-07-25 Martin Liska <mliska@suse.cz>
15263 * lto-cgraph.c (input_symtab): Don't call get_working_sets
15264 if flag_auto_profile is set to true.
15266 2016-07-25 Martin Liska <mliska@suse.cz>
15268 PR gcov-profile/71868
15269 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
15270 have a function with multiple latches, count them all.
15272 2016-07-25 Martin Liska <mliska@suse.cz>
15274 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
15276 2016-07-25 Martin Liska <mliska@suse.cz>
15278 PR tree-optimization/71987
15279 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
15280 just for SSA_NAMEs. Fix GNU coding style.
15282 2016-07-25 Martin Liska <mliska@suse.cz>
15284 PR gcov-profile/64874
15285 * gcov-io.h: Update command about file format.
15286 * gcov-iov.c (main): Adapt the numbering scheme.
15288 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
15290 PR middle-end/66726
15291 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
15292 whose result is used in PHI.
15293 (final_range_test_p): Likewise.
15294 (maybe_optimize_range_tests): Likewise.
15296 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
15298 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15299 Reformat two multi-line strings.
15301 2016-07-22 Martin Sebor <msebor@redhat.com>
15303 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
15305 2016-07-22 Martin Sebor <msebor@redhat.com>
15308 * doc/extend.texi (Compound Literals): Correct and clarify.
15309 (Cast to Union): Same.
15311 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
15313 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
15314 comments to explain why certain error messages make mention of
15315 undocumented options.
15316 (rs6000_invalid_builtin): Change error messages to replace mention
15317 of undocumented options with mention of the -mcpu=power9 option
15318 that enables those undocumented options.
15319 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
15320 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
15321 definition of this macro to correct an existing error.
15322 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
15323 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
15324 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
15325 descriptions of built-in functions so that they depend on
15326 -mcpu=power9 instead of on the corresponding undocumented flags.
15327 * doc/invoke.texi (Option Summary): Remove all mention of newly
15328 undocumented flags.
15329 (IBM RS/6000 and PowerPC Options): Likewise.
15330 * doc/md.texi (Constraints for Particuliar Machines): Remove all
15331 mention of newly undocumented flags.
15333 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
15335 * ipa-cp.c (determine_versionability): Do not create constprop clones,
15336 when target_clones attribute is set.
15338 2016-07-22 Bin Cheng <bin.cheng@arm.com>
15340 * common.opt (funsafe-loop-optimizations): Mark ignore.
15341 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
15342 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
15344 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
15345 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
15347 2016-07-22 Bin Cheng <bin.cheng@arm.com>
15349 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
15351 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
15353 (number_of_iterations_exit): Warn missed loop optimization for
15354 possible infinite loops.
15356 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
15359 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
15360 when to emit a ".machine" pseudo-op.
15362 2016-07-22 Martin Liska <mliska@suse.cz>
15364 PR gcov-profile/69028
15365 PR gcov-profile/62047
15366 * coverage.c (coverage_compute_lineno_checksum): Do not
15367 calculate checksum for fns w/o xloc.file.
15368 (coverage_compute_profile_id): Likewise.
15370 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
15372 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
15373 (avr_secondary_reload): ...and implementation.
15374 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
15375 * config/avr/avr.md (reload_in<mode>): Remove insns.
15376 (adjust_len) [lpm]: Remove insn attribute value.
15377 * config/avr/predicates.md (flash_operand): Remove insn predicate.
15379 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
15381 PR middle-end/71876
15382 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
15384 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
15385 * calls.c (special_function_p): Remove the special handling of the
15386 "__builtin_" prefix.
15388 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
15390 PR middle-end/71876
15391 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
15392 if STMT may be an alloca call.
15393 (gimple_alloca_call_p, alloca_call_p): Return only true for the
15394 builtin alloca call.
15395 * calls.h (gimple_maybe_alloca_call_p): New function.
15396 * tree-inline.c (inline_forbidden_p_stmt): Use
15397 gimple_maybe_alloca_call_p here.
15399 2016-07-21 David Malcolm <dmalcolm@redhat.com>
15401 * spellcheck-tree.c (best_macro_match::best_macro_match):
15402 Explictly specify the template arguments when invoking the base
15403 class constructor, to help older C++ compilers.
15405 2016-07-21 Jakub Jelinek <jakub@redhat.com>
15408 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
15409 before builtin_decl_implicit.
15411 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
15413 * optabs.c (emit_condiitonal_move): Short circuit for identical
15416 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
15418 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
15419 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
15420 (noce_conversion_profitable_p): New.
15421 (noce_try_store_flag_constants): Use it.
15422 (noce_try_addcc): Likewise.
15423 (noce_try_store_flag_mask): Likewise.
15424 (noce_try_cmove): Likewise.
15425 (noce_try_cmove_arith): Likewise.
15426 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
15428 (noce_convert_multiple_sets): Move cost model to here, from...
15429 (bb_ok_for_noce_convert_multiple_sets) ...here.
15430 (noce_process_if_block): Update calls for above changes.
15431 (noce_find_if_block): Record new noce_if_info parameters.
15433 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
15435 * target.def (max_noce_ifcvt_seq_cost): New.
15436 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
15437 * doc/tm.texi: Regenerate.
15438 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
15439 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
15440 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
15441 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
15442 * doc/invoke.texi: Document new params.
15444 2016-07-21 Richard Biener <rguenther@suse.de>
15446 PR tree-optimization/71947
15447 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
15448 ranges have useful limit_vr information.
15450 2016-07-21 Richard Biener <rguenther@suse.de>
15452 * function-tests.c (build_trivial_generic_function): Set
15453 BLOCK_SUPERCONTEXT of DECL_INITIAL.
15454 * omp-low.c (create_omp_child_function): Likewise.
15455 (grid_expand_target_grid_body): Likewise.
15456 * cgraphunit.c (init_lowered_empty_function): Likewise.
15457 (cgraph_node::expand_thunk): Likewise.
15458 * tree-parloops.c (create_loop_fn): Likewise.
15459 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
15461 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15463 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
15466 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
15468 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
15469 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
15470 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
15471 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
15472 values for insn attribute.
15473 * config/avr/avr.c (avr_out_insert_notbit): New function.
15474 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
15475 ADJUST_LEN_INSV_NOTBIT_0/_7.
15476 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
15478 2016-07-21 Bin Cheng <bin.cheng@arm.com>
15480 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
15481 (chrec_convert_1, chrec_convert): Ditto.
15482 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
15483 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
15484 * tree-vrp.c (adjust_range_with_scev): Ditto.
15485 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
15486 (scev_var_range_cant_overflow): New function.
15487 (scev_probably_wraps_p): New parameter. Call above function.
15488 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
15490 2016-07-21 Bin Cheng <bin.cheng@arm.com>
15492 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
15493 by removing computation of may_be_zero.
15495 2016-07-21 Jakub Jelinek <jakub@redhat.com>
15497 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
15499 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
15501 Improving concepts performance and diagnostics.
15502 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
15503 for constraint satisfaction and subsumption.
15504 * timevar.h (auto_timevar): New constructor that matches the push/pop
15505 pattern of usage in pt.c.
15507 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
15509 * hwint.h (HOST_WIDE_INT_0): New define.
15510 (HOST_WIDE_INT_0U): Ditto.
15511 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
15512 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
15513 * simplify-rtx.c: Ditto.
15514 * tree-object-size.c: Ditto.
15516 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15518 * config/s390/s390.c (s390_encode_section_info): Remove mode size
15521 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
15523 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
15524 * combine.c: Use HOST_WIDE_INT_M1U instead of
15525 ~(unsigned HOST_WIDE_INT) 0.
15526 * double-int.h: Ditto.
15528 * dwarf2asm.c:Ditto.
15530 * genmodes.c: Ditto.
15532 * read-rtl.c: Ditto.
15533 * tree-ssa-loop-ivopts.c: Ditto.
15534 * tree-ssa-loop-prefetch.c: Ditto.
15535 * tree-vect-generic.c: Ditto.
15536 * tree-vect-patterns.c: Ditto.
15539 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15541 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
15542 constant addresses outside [0,0xc0] into a register.
15543 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
15544 cases where the base address register is unused after.
15545 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
15546 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
15547 (avr_out_store_psi_reg_disp_tiny): Same.
15549 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15551 Implement attribute progmem on reduced Tiny cores by adding
15552 flash offset 0x4000 to respective symbols.
15555 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
15556 documentation how it works on reduced Tiny cores.
15557 (AVR Named Address Spaces): No support for reduced Tiny.
15558 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
15559 (avr_address_tiny_pm_p): New static function.
15560 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
15561 if the address is in progmem.
15562 (avr_assemble_integer): Same.
15563 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
15564 for symbol_ref in progmem.
15565 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
15566 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
15567 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
15569 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
15571 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
15572 * configure: Regenerate.
15573 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
15574 (USE_THIN_ARCHIVES): New variable.
15575 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
15576 this archive as a thin archive.
15578 2016-07-20 David Malcolm <dmalcolm@redhat.com>
15580 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
15581 same location as last time, don't skip if we have fix-it hints.
15582 Clarify the skipping logic by converting it from one "if" clause
15583 to repeated "if" clauses.
15584 * spellcheck-tree.c: Include "cpplib.h".
15585 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
15586 (best_macro_match::best_macro_match): New constructor.
15587 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
15588 Move here from c/c-decl.c.
15589 (class best_macro_match): Move here from c/c-decl.c, converting
15590 from a typedef to a subclass, gaining a ctor.
15592 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15594 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
15595 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
15597 (avr_addr_space_diagnose_usage): ...and implementation.
15598 (avr_addr_space_supported_p): New function.
15599 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
15600 report bad address space usage if that space is supported.
15601 (avr_insert_attributes): Same. No more complain about unsupported
15603 * config/avr/avr-c.c (tm_p.h): Include it.
15604 (avr_cpu_cpp_builtins): Only define addr-space related built-in
15605 macro if avr_addr_space_supported_p.
15607 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
15609 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
15610 flag_toplevel_reorder.
15612 2016-07-20 David Malcolm <dmalcolm@redhat.com>
15614 * gcc-rich-location.c
15615 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
15617 * gcc-rich-location.h
15618 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
15620 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15622 * target.def (addr_space): Add new diagnose_usage to hook vector.
15623 * targhooks.c (default_addr_space_diagnose_usage): Add default
15624 implementation and...
15625 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
15626 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
15627 is some address space, call targetm.addr_space.diagnose_usage.
15628 * doc/tm.texi.in (Named Address Spaces): Add anchor for
15629 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
15630 * doc/tm.texi: Regenerate.
15632 2016-07-20 Martin Liska <mliska@suse.cz>
15634 PR middle-end/71898
15635 * graphite-isl-ast-to-gimple.c (later_of_the_two):
15636 Properly handly PHI stmts.
15638 2016-07-20 Bin Cheng <bin.cheng@arm.com>
15640 PR tree-optimization/71503
15641 PR tree-optimization/71683
15642 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
15645 2016-07-20 Martin Liska <mliska@suse.cz>
15647 * doc/invoke.texi (-fipa-ra): Document when the option is
15648 disabled. Fix a typo.
15650 2016-07-20 Martin Liska <mliska@suse.cz>
15652 * Makefile.in: Include fibonacci_heap.c
15653 * fibonacci_heap.c: New file.
15654 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
15655 (fibonacci_heap::union_with): Fix deletion of the second heap.
15656 * selftest-run-tests.c (selftest::run_tests): Incorporate
15657 fibonacci heap tests.
15658 * selftest.h: Declare fibonacci_heap_c_tests.
15660 2016-07-20 Martin Liska <mliska@suse.cz>
15662 * selftest-run-tests.c (selftest::run_tests): New function.
15663 * selftest.h (sreal_c_tests): Declare.
15664 * sreal.c (sreal_verify_basics): New function.
15665 (verify_aritmetics): Likewise.
15666 (sreal_verify_arithmetics): Likewise.
15667 (verify_shifting): Likewise.
15668 (sreal_verify_shifting): Likewise.
15669 (void sreal_c_tests): Likewise.
15671 2016-07-19 Jakub Jelinek <jakub@redhat.com>
15673 PR rtl-optimization/71916
15674 * cfgrtl.c (contains_no_active_insn_p): Return false also for
15675 bb which have a single succ fake edge.
15677 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
15680 * dwarf2out.c (gen_subprogram_die): Only call
15681 gen_unspecified_parameters_die while dumping early dwarf.
15683 2016-07-19 Jakub Jelinek <jakub@redhat.com>
15685 PR middle-end/71874
15686 * gimple-fold.c (fold_builtin_memory_op): Use
15687 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
15689 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
15691 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
15692 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
15693 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
15694 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
15695 * combine.c: Ditto.
15698 * double-int.c: Ditto.
15700 * dwarf2out.c: Ditto.
15703 * fold-const.c: Ditto.
15704 * function.c: Ditto.
15706 * genmodes.c: Ditto.
15710 * loop-doloop.c: Ditto.
15711 * loop-invariant.c: Ditto.
15712 * loop-iv.c: Ditto.
15717 * rtlanal.c: Ditto.
15718 * simplify-rtx.c: Ditto.
15719 * stor-layout.c: Ditto.
15721 * tree-ssa-loop-ivopts.c: Ditto.
15722 * tree-vect-generic.c: Ditto.
15723 * tree-vect-patterns.c: Ditto.
15728 * wide-int-print.cc: Ditto.
15729 * wide-int.cc: Ditto.
15730 * wide-int.h: Ditto.
15732 2016-07-19 David Malcolm <dmalcolm@redhat.com>
15734 * selftest.c (selftest::assert_streq): Handle NULL values of
15735 val_actual and val_expected.
15737 2016-07-19 Martin Jambor <mjambor@suse.cz>
15740 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
15741 rather than cgraph_create_node to get a call graph node.
15743 2016-07-19 Richard Biener <rguenther@suse.de>
15745 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
15746 handle all tcc_constant bases and valueize SSA names.
15747 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
15748 tcc_constant bases.
15750 2016-07-19 David Malcolm <dmalcolm@redhat.com>
15752 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
15753 the flags of the exit block and bb2, not just the entry block.
15755 2016-07-19 Richard Biener <rguenther@suse.de>
15757 PR tree-optimization/71901
15758 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
15759 align member, group stuff with the bitfield.
15760 (vn_ref_op_align_unit): New inline.
15761 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
15762 record element alignment and operand 3 unchanged.
15763 (ao_ref_init_from_vn_reference): Adjust.
15764 (valueize_refs_1): Likewise.
15765 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
15767 2016-07-19 Richard Biener <rguenther@suse.de>
15769 PR tree-optimization/71908
15770 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
15771 symbolic constants in a more reliable way.
15773 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
15775 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
15777 (vect_update_inits_of_drs): Likewise.
15778 (vect_create_cond_for_alias_checks): Likewise.
15779 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
15781 2016-07-19 Richard Biener <rguenther@suse.de>
15784 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
15785 with an abstract origin that is not an inlined function outer
15786 scope add a self-reference as abstract origin.
15787 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
15789 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
15792 * config/rs6000/rs6000.c (rs6000_function_value): Fix
15793 unintentional System V.4 structure return breakage for structures
15794 with a single floating point element.
15796 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
15798 PR tree-optimization/71734
15799 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
15800 contains REF, use it to check safelen, assume that safelen value
15801 must be greater 1, fix style.
15802 (ref_indep_loop_p_2): Add REF_LOOP argument.
15803 (ref_indep_loop_p): Pass LOOP as additional argument to
15804 ref_indep_loop_p_2.
15806 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
15808 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
15809 allocation in the prologue.
15810 * explow.c (get_dynamic_stack_base): New function to return an address
15811 expression for the dynamic stack base.
15812 (get_dynamic_stack_size): New function to do the required dynamic stack
15813 space size calculations.
15814 (allocate_dynamic_stack_space): Use new functions.
15815 (align_dynamic_address): Move some code from
15816 allocate_dynamic_stack_space to new function.
15817 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
15819 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15821 * config/s390/s390.c (s390_encode_section_info): Always set
15822 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
15825 2016-07-18 Richard Biener <rguenther@suse.de>
15827 PR tree-optimization/71893
15828 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
15829 for sizetype cast added by array_ref_element_size.
15830 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
15832 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
15834 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
15835 register parameters. Remove code to initialize argument pointer
15836 on TARGET_64BIT. Optimize call to _mcount when it can be reached
15837 using a pc-relative branch. Cleanup conditional code.
15838 * config/pa/pa.md (call_mcount): New expander.
15839 (call_mcount_nonpic): New insn.
15840 (call_mcount_pic): New insn and split.
15841 (call_mcount_pic_post_reload): New insn.
15842 (call_mcount_64bit): New insn and split.
15843 (call_mcount_64bit_post_reload): New insn.
15845 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
15847 * config/avr/predicates.md (const_m255_to_m1_operand): New.
15848 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
15849 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
15850 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
15851 (*usum_widenqihi3, *udiff_widenqihi3)
15852 (*addhi3_zero_extend.const): New combiner insns.
15853 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
15854 just 1 bit is affected.
15855 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
15856 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
15858 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
15860 * omp-low.c (lower_omp_target): Mark data clauses with
15861 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
15862 zero-length subarrays.
15864 2016-07-15 Richard Biener <rguenther@suse.de>
15866 PR tree-optimization/71881
15867 * tree-loop-distribution.c (destroy_loop): Remove blocks in
15868 reverse DOM order to make debug temp generation happy.
15870 2016-07-15 Richard Biener <rguenther@suse.de>
15872 PR tree-optimization/71887
15873 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
15874 verify it is not zero for division / modulo handling.
15875 (value_replacement): Adjust.
15877 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
15878 Julian Brown <julian@codesourcery.com>
15880 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
15881 * config/aarch64/aarch64-cost-tables.h
15882 (vulcan_extra_costs): New variable.
15883 * config/aarch64/aarch64.c
15884 (vulcan_addrcost_table): Likewise.
15885 (vulcan_regmove_cost): Likewise.
15886 (vulcan_vector_cost): Likewise.
15887 (vulcan_branch_cost): Likewise.
15888 (vulcan_tunings): Likewise.
15890 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
15892 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
15893 (output_in_order): Loop over undefined variables too. Output them
15894 via assemble_undefined_decl. Skip variables that correspond to hard
15895 registers or have value-exprs.
15896 * varpool.c (symbol_table::output_variables): Handle undefined
15897 variables together with defined ones.
15899 2016-07-15 Richard Biener <rguenther@suse.de>
15901 * tree-ssa-pre.c (get_representative_for): Make sure to return
15902 the value number of SSA names.
15903 (phi_translate_1): get_representative_for cannot return NULL.
15904 (do_pre_regular_insertion): Remove redundant call to
15905 fully_constant_expression.
15906 (do_pre_partial_partial_insertion): Likewise.
15908 2016-07-15 Bin Cheng <bin.cheng@arm.com>
15910 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
15911 (derive_simple_iv_with_niters): New function.
15912 (simple_iv): Rewrite using simple_iv_with_niters.
15913 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
15914 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
15916 (number_of_iterations_exit): Rewrite using above function.
15917 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
15920 2016-07-15 Richard Biener <rguenther@suse.de>
15922 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
15923 vec_construct cost.
15925 2016-07-14 Jakub Jelinek <jakub@redhat.com>
15927 PR tree-optimization/71872
15928 * tree-data-ref.c (get_references_in_stmt): Ignore references
15929 with is_gimple_constant get_base_address.
15931 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
15933 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
15934 (TARGET_HAVE_LDACQD): New macro.
15935 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
15936 than TARGET_HAVE_LDACQ.
15937 (arm_load_acquire_exclusivedi): Likewise.
15938 (arm_store_release_exclusivedi): Likewise.
15940 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
15942 PR rtl-optimization/71878
15943 * lra-constraints.c (match_reload): Pass information about other
15944 output operands. Create new unique register value if matching input
15945 operand shares same register value as output operand being considered.
15946 (curr_insn_transform): Record output operands already processed.
15948 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15951 PR tree-optimization/70923
15952 * tree-vect-patterns.c: Include mult-synthesis.h.
15953 (target_supports_mult_synth_alg): New function.
15954 (synth_lshift_by_additions): Likewise.
15955 (apply_binop_and_append_stmt): Likewise.
15956 (vect_synth_mult_by_constant): Likewise.
15957 (target_has_vecop_for_code): Likewise.
15958 (vect_recog_mult_pattern): Use above functions to synthesize vector
15959 multiplication by integer constants.
15961 2016-07-14 Alan Modra <amodra@gmail.com>
15963 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
15964 gpr alternatives. Correct '*' placement on Y,r alternative.
15965 Add '*' on operand 1 of r,r alternative.
15967 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15969 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
15970 * expmed.h: ... Here.
15972 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
15974 * gimple.h (stmt_can_terminate_bb_p): New function.
15975 * tree-cfg.c (need_fake_edge_p): Rename to ...
15976 (stmt_can_terminate_bb_p): ... this; return true if stmt can
15977 throw external; handle const and pure calls.
15978 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
15980 2016-07-14 Richard Biener <rguenther@suse.de>
15982 PR tree-optimization/71866
15983 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
15984 (do_hoist_insertion): Avoid endless recursion when we
15985 didn't insert anything because we managed to simplify
15986 things down to a constant or SSA name.
15987 (fully_constant_expression): Re-write in terms of ...
15988 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
15989 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
15990 vn_nary_build_or_lookup_1.
15991 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
15992 (vn_nary_build_or_lookup): ... this which now wraps it.
15994 2016-07-14 Alan Modra <amodra@gmail.com>
15997 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
15998 with p9_vector override before power9-dform override.
16000 2016-07-13 Andi Kleen <ak@linux.intel.com>
16002 * value-prof.c (gimple_value_profile_transformations): Don't run
16003 when auto_profile is on.
16005 2016-07-13 Andi Kleen <ak@linux.intel.com>
16007 * auto-profile.c (update_inlined_ind_target,
16008 afdo_indirect_call): Print information to dump file.
16010 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
16012 * genrecog.c (special_predicate_operand_p): New function.
16013 (predicate_name): Move function.
16014 (validate_pattern): Don't warn about missing mode for all
16015 define_special_predicate predicates.
16017 2016-07-13 Bin Cheng <bin.cheng@arm.com>
16019 * tree-vect-data-refs.c (vect_no_alias_p): New function.
16020 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
16021 resolve alias checks which are known at compilation time.
16022 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
16023 alias checks are resolved. Move dump info for too many runtime
16024 alias checks to here...
16025 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
16027 2016-07-13 Richard Biener <rguenther@suse.de>
16029 PR tree-optimization/24574
16030 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
16031 position and add shift, rotate, divison and modulo support
16033 (value_replacement): Pass in argument position to absorbing_element_p.
16035 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
16038 * ipa-inline-transform.c (inline_call): Support
16039 instrumented thunks.
16041 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
16043 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
16044 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
16046 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
16047 Baseline. Make initial alternative TARGET_32BIT only.
16048 (udivsi3): Likewise.
16049 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
16050 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
16053 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
16055 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
16056 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
16057 availability with TARGET_HAVE_MOVT.
16058 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
16059 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
16060 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
16062 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
16063 extra instruction if MOVW is available. Use a cost variable
16064 incremented by COSTS_N_INSNS (1) when the condition match rather than
16065 returning an arithmetic expression based on COSTS_N_INSNS. Make
16066 constant with bottom half word zero cost 2 instruction if MOVW is
16068 * config/arm/arm.md (define_attr "arch"): Add v8mb.
16069 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
16070 target is ARMv8-M Baseline.
16071 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
16072 (arm_movtas_ze): Likewise.
16073 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
16074 alternative for constants satisfying j constraint.
16075 (thumb1_movsi_insn): Likewise.
16076 (movsi splitter for K alternative): Tighten condition to not trigger
16077 if movt is available and j constraint is satisfied.
16078 (Pe immediate splitter): Likewise.
16079 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
16080 constant fitting in an halfword to use MOVW.
16081 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
16084 2016-07-13 Richard Biener <rguenther@suse.de>
16086 PR middle-end/71104
16087 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
16088 gimplifying the LHS. Make sure to gimplify a returning twice
16089 call LHS without using SSA names.
16091 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16093 * tree-data-ref.c (find_data_references_in_stmt): Remove
16094 unnecessary call to vec::release.
16095 (graphite_find_data_references_in_stmt): Likewise.
16096 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
16097 * tree-vect-stmts.c (vectorizable_condition): Likewise.
16099 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16101 * cfgexpand.c (expand_used_vars): Make the type of a local
16103 * genmatch.c (lower_for): Likewise.
16104 * haifa-sched.c (haifa_sched_init): Likewise.
16105 (add_to_speculative_block): Likewise.
16106 (create_check_block_twin): Likewise.
16107 * predict.c (handle_missing_profiles): Likewise.
16108 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
16109 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
16110 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
16112 (maybe_lower_iteration_bound): Likewise.
16113 * tree-ssa-sccvn.c (DFS): Likewise.
16114 * tree-stdarg.c (reachable_at_most_once): Likewise.
16115 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
16116 (vectorizable_store): Likewise.
16118 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16120 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
16121 (sccvn_dom_walker): make cond_stack an auto_vec.
16123 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16125 * ree.c (struct ext_state): Make type of members auto_vec.
16126 (find_and_remove_re): Adjust.
16128 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16130 * cfgexpand.c (struct stack_vars_data): Make type of fields
16132 (expand_used_vars): Adjust.
16134 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16136 * ipa.c (record_cdtor_fn): Adjust.
16137 (build_cdtor_fns): Likewise.
16138 (ipa_cdtor_merge): Make static_ctors and static_dtors local
16141 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16143 * genextract.c (struct accum_extract): Add constructor and make
16145 (gen_insn): Adjust.
16147 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16149 * tree.c (struct free_lang_data_d): Add constructor and change
16150 types of members to ones that automatically manage resources.
16151 (fld_worklist_push): Adjust.
16152 (find_decls_types): Likewise.
16153 (find_decls_types_in_eh_region): Likewise.
16154 (free_lang_data_in_cgraph): Stop manually creating and
16155 destroying members of free_lang_data_d.
16157 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
16159 PR rtl-optimization/68961
16160 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
16161 peephole variant. Use sse_reg_operand predicates.
16163 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
16165 * config/i386/predicates.md (x86_64_immediate_operand)
16166 <case CONST_INT>: Remove unneeded truncation to DImode.
16167 <case CONST>: Ditto.
16168 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
16170 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16173 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
16174 The xxperm and xxpermr instructions require that the 2nd input
16175 operand overlap with the output operand, and not the 1st.
16176 (altivec_vperm_v8hiv16qi): Likewise.
16177 (altivec_vperm_<mode>_uns_internal): Likewise.
16178 (altivec_vpermr_<mode>_internal): Likewise.
16179 (vperm_v8hiv4si): Likewise.
16180 (vperm_v16qiv8hi): Likewise.
16182 2016-07-12 Nathan Sidwell <nathan@acm.org>
16184 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
16185 when -mno-pic-data-is-text-relative is in effect, by default.
16186 * doc/invoke.texi (mpic-data-is-text-relative): Document new
16187 behavior and clarify.
16189 2016-07-12 Martin Liska <mliska@suse.cz>
16191 * params.def: Add avg-loop niter.
16192 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
16193 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
16194 * doc/invoke.texi: Document the new parameter.
16196 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16198 PR middle-end/71700
16199 * expr.c (store_constructor): Mask sign-extended bits when widening
16200 sub-word constructor element at the start of a word.
16202 2016-07-12 Martin Liska <mliska@suse.cz>
16204 * Makefile.in: Append rule for params-options.h.
16205 * params-options.h: New file.
16207 2016-07-12 Martin Liska <mliska@suse.cz>
16209 * ira-build.c (mark_loops_for_removal): Properly iterate
16212 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
16213 Richard Biener <rguenther@suse.de>
16215 PR tree-optimization/23286
16216 PR tree-optimization/70159
16217 * doc/invoke.texi: Document -fcode-hoisting.
16218 * common.opt (fcode-hoisting): New flag.
16219 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
16220 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
16221 (do_regular_insertion): Rename to ...
16222 (do_pre_regular_insertion): ... this and amend general comments
16223 on insertion strathegy.
16224 (do_partial_partial_insertion): Rename to ...
16225 (do_pre_partial_partial_insertion): ... this.
16226 (do_hoist_insertion): New function.
16227 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
16228 and call do_hoist_insertion properly.
16230 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
16231 (pass_pre::execute): Register hoist_insert stats.
16233 2016-07-12 Jakub Jelinek <jakub@redhat.com>
16235 PR middle-end/71716
16236 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
16237 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
16238 is different from mode's bitsize. Small cleanup.
16240 2016-07-12 Richard Biener <rguenther@suse.de>
16242 PR rtl-optimization/68961
16243 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
16244 to simplify to a non-constant.
16246 2016-07-11 Jakub Jelinek <jakub@redhat.com>
16248 PR middle-end/71758
16249 * omp-low.c (expand_omp_target): Gimplify device.
16251 PR tree-optimization/71823
16252 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
16253 to get vec_oprnds2 from op2.
16255 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
16257 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
16258 Hoist common subexpressions.
16259 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
16261 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
16264 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
16265 prevent generation of 'stxsiwx' on pre Power8 hardware.
16267 2016-07-11 David Malcolm <dmalcolm@redhat.com>
16269 * input.c: Include cpplib.h.
16270 (selftest::temp_source_file): New class.
16271 (selftest::temp_source_file::temp_source_file): New ctor.
16272 (selftest::temp_source_file::~temp_source_file): New dtor.
16273 (selftest::should_have_column_data_p): New function.
16274 (selftest::test_should_have_column_data_p): New function.
16275 (selftest::temp_line_table): New class.
16276 (selftest::temp_line_table::temp_line_table): New ctor.
16277 (selftest::temp_line_table::~temp_line_table): New dtor.
16278 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
16279 it to create a temp_line_table.
16280 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
16281 locations that are known to have column data.
16282 (selftest::line_table_case): New struct.
16283 (selftest::test_reading_source_line): Move tempfile handling
16284 to class temp_source_file.
16285 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
16286 (selftest::assert_token_loc_eq): New function.
16287 (ASSERT_TOKEN_LOC_EQ): New macro.
16288 (selftest::test_lexer): New function.
16289 (selftest::boundary_locations): New array.
16290 (selftest::input_c_tests): Call test_should_have_column_data_p.
16291 Loop over a test matrix of interesting values of location and
16292 default_range_bits, calling test_lexer on each case in the matrix.
16293 Move call to test_accessing_ordinary_linemaps into the matrix.
16294 * selftest.h (ASSERT_EQ): Reimplement in terms of...
16295 (ASSERT_EQ_AT): New macro.
16297 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
16300 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
16301 Don't convert TImode in debug insn.
16303 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
16305 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
16306 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
16307 (tree_type_common::lang_flag_7): New.
16308 (tree_type_common::spare): Reduce size.
16309 * tree.h (TYPE_ALIGN_OK): Remove.
16310 (TYPE_LANG_FLAG_7): New.
16311 (get_inner_reference): Adjust header.
16312 * print-tree.c (print_node): Adjust.
16313 * expr.c (get_inner_reference): Remove parameter keep_aligning.
16314 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
16315 calls to get_inner_reference.
16316 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
16317 handling of TYPE_ALIGN_OK.
16318 * builtins.c (get_object_alignment_2): Adjust call to
16319 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
16320 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
16322 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
16323 * cfgexpand.c (expand_debug_expr): Likewise.
16324 * dbxout.c (dbxout_expand_expr): Likewise.
16325 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
16326 loc_list_from_tree, fortran_common): Likewise.
16327 * fold-const.c (optimize_bit_field_compare,
16328 decode_field_reference, fold_unary_loc, fold_comparison,
16329 split_address_to_core_and_offset): Likewise.
16330 * gimple-laddress.c (execute): Likewise.
16331 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
16332 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
16333 * hsa-gen.c (gen_hsa_addr): Likewise.
16334 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
16335 * tsan.c (instrument_expr): Likewise.
16336 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
16337 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
16338 * tree-affine.c (tree_to_aff_combination,
16339 get_inner_reference_aff): Adjust calls to get_inner_reference.
16340 * tree-data-ref.c (split_constant_offset_1,
16341 dr_analyze_innermost): Likewise.
16342 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
16343 * tree-sra.c (ipa_sra_check_caller): Likewise.
16344 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
16345 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
16346 bswap_replace): Likewise.
16347 * tree-vect-data-refs.c (vect_check_gather,
16348 vect_analyze_data_refs): Likewise.
16349 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
16350 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
16353 2016-07-11 David Malcolm <dmalcolm@redhat.com>
16355 * Makefile.in (selftest-valgrind): New phony target.
16356 * function-tests.c (selftest::build_cfg): Delete pass instances
16357 created by the test.
16358 (selftest::convert_to_ssa): Likewise.
16359 (selftest::test_expansion_to_rtl): Likewise.
16360 * tree-cfg.c (selftest::test_linear_chain): Release dominator
16362 (selftest::test_diamond): Likewise.
16364 2016-07-11 Richard Biener <rguenther@suse.de>
16366 PR tree-optimization/71816
16367 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
16368 than replacing all of its operands.
16370 2016-07-11 Alan Modra <amodra@gmail.com>
16372 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
16373 (ctr<mode>): Add unspec.
16374 (ctr<mode>_internal*): Likewise.
16376 2016-07-08 James Bowman <james.bowman@ftdichip.com>
16378 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
16379 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
16381 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
16383 PR rtl-optimization/71621
16384 * lra-constraints.c (process_alt_operands): Check combination of
16385 reg class and mode.
16387 2016-07-08 Jason Merrill <jason@redhat.com>
16388 Richard Biener <rguenther@suse.de>
16390 P0145: Refining Expression Order for C++.
16391 * gimplify.c (initial_rhs_predicate_for): New.
16392 (gimplfy_modify_expr): Gimplify RHS before LHS.
16394 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16397 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16398 Allow standard error handling to take over when a wrong number
16399 of arguments is presented to __builtin_vec_ld () or
16400 __builtin_vec_st ().
16402 2016-07-08 Jiong Wang <jiong.wang@arm.com>
16404 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
16409 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
16410 __builtin_aarch64_fmaxv2sf.
16411 (vmaxnmq_f32): Likewise.
16412 (vmaxnmq_f64): Likewise.
16413 (vminnm_f32): Likewise.
16414 (vminnmq_f32): Likewise.
16415 (vminnmq_f64): Likewise.
16417 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
16420 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
16421 enable -mfloat128-hardware by default.
16422 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
16423 that IEEE 128-bit hardware support needs.
16424 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
16425 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
16426 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
16427 floating point requires.
16428 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
16429 -mfloat128 and -mfloat128-hardware changes.
16431 2016-07-08 Alan Hayward <alan.hayward@arm.com>
16433 PR tree-optimization/71667
16434 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
16436 2016-07-08 Martin Liska <mliska@suse.cz>
16438 PR middle-end/71606
16439 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
16440 folding produces SAVE_EXPRs, thus return false for the type.
16442 2016-07-07 Martin Liska <mliska@suse.cz>
16444 * file-find.c (remove_prefix): New function.
16445 * file-find.h (remove_prefix): Declare the function.
16446 * gcc-ar.c (main): Skip a folder of the wrapper if
16447 a wrapped binary would point to the same file.
16449 2016-07-07 Jan Hubicka <jh@suse.cz>
16451 * tree-scalar-evolution.c (iv_can_overflow_p): export.
16452 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
16453 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
16455 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
16458 * ipa-inline-analysis.c (compute_inline_parameters): Set
16459 local.can_change_signature to false for intrumentation
16462 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
16464 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
16465 with TARGET_HAVE_MOVT.
16466 (TARGET_HAVE_MOVT): Define.
16467 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
16468 availability with TARGET_HAVE_MOVT.
16469 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
16471 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
16473 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
16474 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
16475 * config/arm/constraints.md (define_constraint "j"): Use
16476 TARGET_HAVE_MOVT to check MOVT availability.
16478 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
16480 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
16482 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
16484 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
16485 (armv8-m.main): Likewise.
16486 (armv8-m.main+dsp): Likewise.
16487 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
16488 (FL_FOR_ARCH8M_MAIN): Likewise.
16489 * config/arm/arm-tables.opt: Regenerate.
16490 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
16491 armv8-m.main+dsp to BE8_LINK_SPEC.
16492 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
16493 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
16494 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
16495 Baseline and Mainline.
16496 (arm_option_override_internal): Also disable arm_restrict_it when
16497 !arm_arch_notm. Update comment for -munaligned-access to also cover
16499 (arm_file_start): Increase buffer size for printing architecture name.
16500 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
16501 and armv8-m.main+dsp.
16502 (mno-unaligned-access): Clarify that this is disabled by default for
16503 ARMv8-M Baseline architectures as well.
16505 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
16507 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
16508 decide whether to prevent some libgcc routines being included for some
16509 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
16510 link between this condition and the one in
16511 libgcc/config/arm/lib1func.S.
16513 2016-07-07 Richard Biener <rguenther@suse.de>
16515 * tree-ssa-pre.c: Include alias.h.
16516 (compute_avail): If we have multiple VN_REFERENCEs with the
16517 same hashtable entry adjust that to make it a valid replacement
16518 for all of them with respect to alignment and aliasing
16519 when doing insertion.
16520 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
16521 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
16523 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
16527 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
16528 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
16531 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16533 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
16534 (adjust_mems): Adjust.
16535 (adjust_insn): Likewise.
16536 (prepare_call_arguments): Likewise.
16538 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16540 * gcse.c (struct ls_expr): Make stores field a vector.
16541 (ldst_entry): Adjust.
16542 (free_ldst_entry): Likewise.
16543 (print_ldst_list): Likewise.
16544 (compute_ld_motion_mems): Likewise.
16545 (update_ld_motion_stores): Likewise.
16547 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16549 * gcse.c (struct ls_expr): Remove loads field.
16550 (ldst_entry): Adjust.
16551 (free_ldst_entry): Likewise.
16552 (print_ldst_list): Likewise.
16553 (compute_ld_motion_mems): Likewise.
16555 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16557 * store-motion.c (struct st_expr): Make antic_stores a vector.
16558 (st_expr_entry): Adjust.
16559 (free_st_expr_entry): Likewise.
16560 (print_store_motion_mems): Likewise.
16561 (find_moveable_store): Likewise.
16562 (compute_store_table): Likewise.
16563 (remove_reachable_equiv_notes): Likewise.
16564 (replace_store_insn): Likewise.
16565 (build_store_vectors): Likewise.
16567 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16569 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
16570 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
16572 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
16574 PR tree-optimization/71518
16575 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
16576 misalign also for outer loops with negative step.
16578 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
16580 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
16581 (cortex_a53_shift): Add mov_shift.
16582 (cortex_a53_shift_reg): Add new reservation for register shifts.
16583 (cortex_a53_alu): Remove bfm.
16584 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
16585 (cortex_a53_alu_extr): Add new reservation for EXTR.
16586 (bypasses): Improve bypass modelling.
16588 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
16591 * config/avr/avr.c (avr_asm_select_section): Strip off
16592 SECTION_DECLARED from flags when calling get_section.
16594 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16596 * tree-vectorizer.h (vect_memory_access_type): Add
16597 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
16598 * tree-vect-stmts.c (compare_step_with_zero): New function.
16599 (perm_mask_for_reverse): Move further up file.
16600 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
16602 (get_negative_load_store_type): New function.
16603 (get_load_store_type): Call it. Add an ncopies argument.
16604 (vectorizable_mask_load_store): Update call accordingly and
16605 remove tests for negative steps.
16606 (vectorizable_store, vectorizable_load): Likewise. Handle new
16607 memory_access_types.
16609 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16611 * tree-vectorizer.h (vect_memory_access_type): New enum.
16612 (_stmt_vec_info): Add a memory_access_type field.
16613 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
16614 (vect_model_store_cost): Take an access type instead of a boolean.
16615 (vect_model_load_cost): Likewise.
16616 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
16617 vect_model_store_cost and vect_model_load_cost.
16618 * tree-vect-stmts.c (vec_load_store_type): New enum.
16619 (vect_model_store_cost): Take an access type instead of a
16620 store_lanes_p boolean. Simplify tests.
16621 (vect_model_load_cost): Likewise, but for load_lanes_p.
16622 (get_group_load_store_type, get_load_store_type): New functions.
16623 (vectorizable_store): Use get_load_store_type. Record the access
16624 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
16625 (vectorizable_load): Likewise.
16626 (vectorizable_mask_load_store): Likewise. Replace is_store
16627 variable with vls_type.
16629 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16631 * tree-vectorizer.h (vect_grouped_load_supported): Add a
16632 single_element_p parameter.
16633 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
16634 Check the PR65518 case here rather than in vectorizable_load.
16635 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
16636 * tree-vect-stmts.c (vectorizable_load): Likewise.
16638 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16640 * tree-vectorizer.h (gather_scatter_info): New structure.
16641 (vect_check_gather_scatter): Return a bool rather than a decl.
16642 Replace return-by-pointer arguments with a single
16643 gather_scatter_info *.
16644 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
16645 (vect_analyze_data_refs): Update call accordingly.
16646 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
16647 (vectorizable_mask_load_store): Likewise. Also record the
16648 offset dt and vectype in the gather_scatter_info.
16649 (vectorizable_store): Likewise.
16650 (vectorizable_load): Likewise.
16652 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16654 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
16655 strided groups, use the cost of N scalar accesses instead
16656 of ncopies vector accesses.
16657 (vect_model_load_cost): Likewise.
16659 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16661 * tree-vect-stmts.c (vect_cost_group_size): Delete.
16662 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
16663 variable to indicate when once-per-group costs are being used.
16664 (vect_model_load_cost): Likewise. Fix comment and misindented code.
16666 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16668 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
16669 peeling-for-gaps condition.
16671 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16673 * config/s390/s390.c (s390_expand_vec_init): Force initializer
16674 element to register if it doesn't match general_operand.
16676 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
16677 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16679 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
16681 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
16682 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
16683 (SIGNBIT): New mode iterator.
16684 (Fsignbit): New mode attribute.
16685 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
16686 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
16687 when direct moves are available.
16688 (signbit<mode>2_dm): New define_insn_and_split).
16689 (signbit<mode>2_dm2): New define_insn.
16691 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16693 PR rtl-optimization/71594
16694 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
16695 into subregs of appropriate mode before trying to emit a conditional
16698 2016-07-05 Jan Hubicka <jh@suse.cz>
16700 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
16701 (simple_iv): Use it.
16703 2016-07-05 Jan Hubicka <jh@suse.cz>
16705 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
16707 2016-07-05 Jiong Wang <jiong.wang@arm.com>
16709 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
16712 2016-07-05 Jan Hubicka <jh@suse.cz>
16714 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
16717 2016-07-05 Richard Biener <rguenther@suse.de>
16719 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
16720 Handle empty else block.
16721 (is_feasible_trace): Likewise.
16722 (split_paths): Likewise.
16724 2016-07-05 Richard Biener <rguenther@suse.de>
16726 * tree-loop-distribution.c (distribute_loop): Fix issue with
16727 the cost model loop.
16729 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
16731 * config/arm/neon-testgen.ml: Delete.
16732 * config/arm/neon.ml: Delete.
16734 2016-07-04 Jakub Jelinek <jakub@redhat.com>
16737 * tree.c (attribute_value_equal): Use get_attribute_name instead of
16738 directly using TREE_PURPOSE.
16740 2016-07-04 Jiong Wang <jiong.wang@arm.com>
16742 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
16743 * config/aarch64/aarch64_neon.h: Likewise.
16744 * config/aarch64/arm_neon.h: Likewise.
16745 * config/aarch64/atomics.md: Likewise.
16746 * config/aarch64/aarch64-simd-builtins.def: Likewise.
16747 * doc/invoke.texi: Likewise.
16749 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
16751 * config/s390/s390.md: Add "z13" cpu_facility.
16752 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
16753 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
16754 condition" type instructions.
16756 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
16757 Jeff Law <law@redhat.com>
16759 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
16760 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
16762 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
16764 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
16765 permutation for TARGET_AVX512F.
16766 (ix86_expand_vec_one_operand_perm_avx512): New function.
16767 (expand_vec_perm_1): Invoke introduced function.
16768 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
16769 it may be not valid after vectorization.
16771 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16774 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
16775 typo in comment. Only force to memory if it is a weak
16776 external reference.
16778 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
16779 Jiong Wang <jiong.wang@arm.com>
16781 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
16782 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
16783 (AARCH64_FL_F16): New.
16784 (AARCH64_FL_FOR_ARCH8_2): New.
16785 (AARCH64_ISA_8_2): New.
16786 (AARCH64_ISA_F16): New.
16787 (TARGET_FP_F16INST): New.
16788 (TARGET_SIMD_F16INST): New.
16789 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
16790 ("fp"): Disabling "fp" also disables "fp16".
16791 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
16792 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
16793 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
16794 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
16796 2016-07-04 Jan Beulich <jbeulich@suse.com>
16798 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
16800 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
16803 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
16804 the insns, use an insn form that does not adjust the offset on
16805 little endian systems.
16807 2016-07-01 Jan Beulich <jbeulich@suse.com>
16809 * varasm.c (get_variable_section): Validate initializer in
16810 named .bss-like sections.
16812 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
16814 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
16815 Exchange the order of the second and third operands in the vpermr
16816 instruction tmeplate.
16818 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
16821 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
16822 Disallow TDmode values.
16824 2016-07-01 Alan Modra <amodra@gmail.com>
16826 PR rtl-optimization/71709
16827 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
16828 being set, not referenced.
16830 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
16832 PR tree-optimization/70729
16833 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
16834 of loop since it can be not valid after transformation.
16836 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16838 * config/arm/arm.c (thumb_reload_in_hi): Delete.
16839 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
16841 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
16843 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
16846 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
16849 * config/rs6000/constraints.md (wY constraint): New constraint to
16850 match the requirements for the LXSD and STXSD instructions.
16851 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
16852 predicate to match the requirements for the LXSD and STXSD
16854 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
16855 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
16856 to make sure that the bottom 2 bits of offset are 0, the address
16857 form is offsettable, and no updating is done in the address mode.
16858 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
16859 (movdi_internal32): Likewise
16860 (movdi_internal64): Likewise.
16862 2016-06-30 Jakub Jelinek <jakub@redhat.com>
16864 PR tree-optimization/71707
16865 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
16866 strinfo even for ADDR_EXPR ptr.
16868 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
16870 * config/rs6000/altivec.md (darn_32): Change the condition to
16871 TARGET_P9_MISC instead of TARGET_MODULO.
16872 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
16873 condition expression.
16874 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
16875 condition expression.
16876 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
16877 (DFP_TEST): New code iterator.
16878 (dfptstsfi_<code>_mode>): New define_expand.
16879 (*dfp_sgnfcnc_<mode>): New define_insn.
16880 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
16881 definition next to BU_P9_MISC_1 definition and change the MASK
16882 value to RS6000_BTM_P9_MISC.
16883 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
16884 (BU_P9_64BIT_MISC_0): Likewise.
16885 (BU_P9_DFP_MISC_0): New macro definition.
16886 (BU_P9_DFP_MISC_1): New macro definition.
16887 (BU_P9_DFP_MISC_2): New macro definition.
16888 (BU_P9_DFP_OVERLOAD_1): New macro definition.
16889 (BU_P9_DFP_OVERLOAD_2): New macro definition.
16890 (BU_P9_DFP_OVERLOAD_3): New macro definition.
16891 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
16892 (TSTSFI_LT_TD): Likewise.
16893 (TSTSFI_EQ_DD): Likewise.
16894 (TSTSFI_EQ_TD): Likewise.
16895 (TSTSFI_GT_DD): Likewise.
16896 (TSTSFI_GT_TD): Likewise.
16897 (TSTSFI_OV_DD): Likewise.
16898 (TSTSFI_OV_TD): Likewise.
16899 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
16900 (TSTSFI_LT_DD): Likewise.
16901 (TSTSFI_LT_TD): Likewise.
16902 (TSTSFI_EQ): Likewise.
16903 (TSTSFI_EQ_DD): Likewise.
16904 (TSTSFI_EQ_TD): Likewise.
16905 (TSTSFI_GT): Likewise.
16906 (TSTSFI_GT_DD): Likewise.
16907 (TSTSFI_GT_TD): Likewise.
16908 (TSTSFI_OV): Likewise.
16909 (TSTSFI_OV_DD): Likewise.
16910 (TSTSFI_OV_TD): Likewise.
16911 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16912 overloaded test significance functions.
16913 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
16914 OPTION_MASK_P9_MISC into the representation of this mask.
16915 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
16917 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
16918 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
16920 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
16921 argument is a 6-bit unsigned literal value if the icode argument
16922 represents a DFP test significance built-in call.
16923 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
16924 flag used independently and in combination with the
16925 RS6000_BTM_64BIT flag.
16926 (rs6000_opt_masks): Add entry for power9-misc command-line option.
16927 (rs6000_builtin_mask_names): Add entry for power9-misc
16928 command-line option.
16929 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
16930 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
16931 RS6000_BTM_P9_MISC macros.
16932 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
16933 option and change the description of the -mpower9-vector option to
16934 enable only vector instructions, removing its erroneously claimed
16935 support for scalar instructions.
16936 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
16937 the ISA 3.0 digital floating point test significance built-in
16940 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
16942 * config/aarch64/aarch64.c (cortexa35_tunings):
16943 Enable AES fusion. Use cortexa57_branch_cost.
16944 (cortexa53_tunings): Use cortexa57_branch_cost.
16945 (cortexa72_tunings): Use cortexa57_branch_cost.
16946 Use AUTOPREFETCHER_WEAK.
16947 (cortexa73_tunings): Use cortexa57_branch_cost.
16949 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16950 James Greenhalgh <james.greenhalgh@arm.com>
16952 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
16953 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
16954 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
16955 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
16956 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
16957 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
16958 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
16959 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
16960 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
16961 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
16962 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
16963 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
16964 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
16967 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
16968 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16970 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
16972 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
16974 2016-06-30 David Malcolm <dmalcolm@redhat.com>
16977 * gcc.c (driver::build_option_suggestions): Pass "option" to
16978 add_misspelling_candidates.
16979 * opts-common.c (add_misspelling_candidates): Add "option" param;
16980 use it to avoid adding negated forms for options marked with
16982 * opts.h (add_misspelling_candidates): Add "option" param.
16984 2016-06-30 Jakub Jelinek <jakub@redhat.com>
16986 PR middle-end/71693
16987 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
16988 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
16989 first when permuting bitwise operation with rotate. Cast
16990 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
16992 2016-06-29 David Malcolm <dmalcolm@redhat.com>
16994 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
16995 for misspelled param names.
16996 * params.c: Include spellcheck.h.
16997 (find_param_fuzzy): New function.
16998 * params.h (find_param_fuzzy): New prototype.
16999 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
17000 * spellcheck.h (struct edit_distance_traits<const char *>):
17003 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
17005 * config/rs6000/predicates.md (const_0_to_7_operand): New
17006 predicate, recognize 0..7.
17007 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
17008 support for doing extracts from V16QImode, V8HImode, V4SImode
17010 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
17011 vector extract support.
17012 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
17013 for ISA 3.0 vector extract.
17014 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
17015 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
17016 extracts of a constant element number from small integer vectors
17017 on 64-bit ISA 3.0 systems.
17018 (vsx_extract_<mode>_di): Likewise.
17019 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
17020 say when we can do ISA 3.0 vector extracts.
17021 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
17022 registers, using the stxsiwx instruction.
17024 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
17026 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
17027 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
17028 qdf24xx_regmove_cost, qdf24xx_tunings): New.
17029 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
17030 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
17031 * config/arm/arm.c (arm_qdf24xx_tune): New.
17033 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
17035 * config/aarch64/aarch64.c (cortexa53_tunings):
17036 Increase loop alignment to 8. Set function alignment to 16.
17037 (cortexa35_tunings): Likewise.
17038 (cortexa57_tunings): Increase loop alignment to 8.
17039 (cortexa72_tunings): Likewise.
17040 (cortexa73_tunings): Likewise.
17042 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
17044 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
17045 for arm_fp16_ok and arm_fp16_hw.
17046 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
17047 arm_fp16_alternative.
17049 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
17051 PR tree-optimization/71655
17052 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
17053 types when swapping operands.
17055 2016-06-29 Martin Liska <mliska@suse.cz>
17057 PR middle-end/71585
17058 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
17059 * ipa-inline-transform.c (inline_call): Remove unnecessary call
17060 of build_optimization_node.
17062 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
17064 PR tree-optimization/70729
17065 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
17066 independent in loops having positive safelen value.
17067 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
17068 it may be not valid after vectorization.
17070 2016-06-29 Jakub Jelinek <jakub@redhat.com>
17072 PR tree-optimization/71625
17073 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
17074 is sorted by ascending list->offset. If PTR is non-NULL and there is
17075 previous strinfo, call get_stridx_plus_constant.
17076 (get_stridx): Pass exp as second argument to get_addr_stridx.
17077 (addr_stridxptr): Add missing list = list->next, so that there can be
17078 more than one entries in the list. Bump limit from 16 to 32. Ensure
17079 the list is sorted by ascending list->offset.
17080 (get_stridx_plus_constant): Adjust so that it can be also called with
17081 ADDR_EXPR instead of SSA_NAME as PTR.
17082 (handle_char_store): Pass NULL_TREE as second argument to
17085 2016-06-29 Richard Biener <rguenther@suse.de>
17087 PR rtl-optimization/68961
17088 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
17090 2016-06-29 Richard Biener <rguenther@suse.de>
17092 PR middle-end/71002
17093 * alias.c (component_uses_parent_alias_set_from): Handle
17094 type punning through union accesses by using the union alias set.
17095 * gimple.c (gimple_get_alias_set): Remove union type punning case.
17097 2016-07-29 Richard Biener <rguenther@suse.de>
17099 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
17100 precision not matching mode precision.
17102 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
17104 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
17105 pa_output_arg_descriptor.
17106 (call_val_symref_64bit_post_reload): Likewise.
17107 (call_val_powf_64bit_post_reload): Likewise.
17108 (sibcall_internal_symref_64bit): Likewise.
17109 (sibcall_value_internal_symref_64bit): Likewise.
17111 2016-06-28 Jakub Jelinek <jakub@redhat.com>
17113 PR middle-end/71626
17114 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
17115 a constant, force its SUBREG_REG into memory or register instead
17118 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
17121 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
17122 * doc/invoke.texi (AVR Options): Document it.
17124 2016-06-28 Walter Lee <walt@tilera.com>
17126 * config/tilegx/linux.h: Do not include arch/icache.h
17127 (CLEAR_INSN_CACHE): Provide inlined definition directly.
17128 * config/tilepro/linux.h: Do not include arch/icache.h
17129 (CLEAR_INSN_CACHE): Provide inlined definition directly.
17131 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
17133 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
17134 for big-endian BIT_FIELD_REF.
17136 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
17138 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
17139 ('size' attribute): Add '128'.
17141 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
17142 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
17143 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
17144 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
17145 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
17146 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
17147 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
17148 *trunc<mode>df2_odd): Set size attribute to '128'.
17149 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
17150 * config/rs6000/power6.md (power6-fp): Include dfp type.
17151 * config/rs6000/power7.md (power7-fp): Likewise.
17152 * config/rs6000/power8.md (power8-fp): Likewise.
17153 * config/rs6000/power9.md: New file.
17154 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
17155 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
17156 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
17158 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
17159 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
17160 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
17161 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
17162 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
17163 dfp_dscri_<mode>): Change type attribute to dfp.
17164 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
17165 attribute to vecsimple.
17166 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
17167 and prefetch streams.
17168 (rs6000_option_override_internal): Remove temporary code setting
17169 tuning to power8. Don't set rs6000_sched_groups for power9.
17170 (last_scheduled_insn): Change to rtx_insn *.
17171 (divide_cnt, vec_load_pendulum): New variables.
17172 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
17173 (rs6000_issue_rate): Set issue rate for Power9.
17174 (is_power9_pairable_vec_type): New.
17175 (power9_sched_reorder2): New.
17176 (rs6000_sched_reorder2): Call new function for Power9 specific
17178 (insn_must_be_first_in_group): Remove Power9.
17179 (insn_must_be_last_in_group): Likewise.
17180 (force_new_group): Likewise.
17181 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
17182 Initialize divide_cnt/vec_load_pendulum.
17183 (_rs6000_sched_context, rs6000_init_sched_context,
17184 rs6000_set_sched_context): Handle context save/restore of new
17187 2016-06-28 Richard Biener <rguenther@suse.de>
17189 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
17190 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
17191 COMPONENT_REF operand.
17192 (nonoverlapping_component_refs_p): Likewise.
17193 * stor-layout.c (start_bitfield_representative): Mark
17194 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
17196 2016-06-28 Jakub Jelinek <jakub@redhat.com>
17198 * Makefile.in: Don't cat ../stage_current if it does not exist.
17200 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
17201 last argument is a bit-field.
17203 PR rtl-optimization/71673
17204 * internal-fn.c (expand_arith_overflow_result_store): Use
17205 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
17206 expand_simple_binop.
17208 PR middle-end/66867
17209 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
17210 expand_ifn_atomic_compare_exchange): New functions.
17211 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
17212 * tree.h (build_call_expr_internal_loc): Rename to ...
17213 (build_call_expr_internal_loc_array): ... this. Fix up type of
17215 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
17216 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
17217 ATOMIC_COMPARE_EXCHANGE result.
17218 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
17219 * gimple-fold.h (optimize_atomic_compare_exchange_p,
17220 fold_builtin_atomic_compare_exchange): New prototypes.
17221 * gimple-fold.c (optimize_atomic_compare_exchange_p,
17222 fold_builtin_atomic_compare_exchange): New functions..
17223 * tree-ssa.c (execute_update_addresses_taken): If
17224 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
17225 of call when finding addressable vars, and if such var becomes
17226 non-addressable, call fold_builtin_atomic_compare_exchange.
17228 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
17231 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
17232 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
17234 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
17236 * config/rs6000/rs6000.md ('type' attribute): Add
17237 veclogical,veccmpfx,vecexts,vecmove insn types.
17238 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
17239 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
17240 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
17241 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
17242 *nabs<mode>2_hw): Change type to vecmove.
17243 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
17244 *boolcc<mode>3_internal, *eqv<mode>3_internal,
17245 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
17246 *ieee_128bit_vsx_abs<mode>2_internal,
17247 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
17248 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
17249 *ieee128_mtvsrd_32bit): Change type to veclogical.
17250 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
17251 *movdi_internal32, *movdi_internal64): Update insn types.
17252 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
17253 vsx_extract_<mode>): Change type to veclogical.
17254 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
17255 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
17256 *vsx_sign_extend_si_v2di): Change type to vecexts.
17257 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
17258 type to veclogical.
17259 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
17260 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
17261 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
17262 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
17263 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
17264 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
17265 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
17266 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
17267 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
17268 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
17269 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
17270 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
17271 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
17272 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
17273 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
17274 (ppc7450-vecsimple): Add veclogical, vecmove.
17275 (ppc7450-veccmp): Add veccmpfx.
17276 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
17278 (ppc8540_vector_compare): Add veccmpfx.
17279 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
17280 * config/rs6000/cell.md (cell-fp): Add fpsimple.
17281 (cell-vecsimple): Add veclogical, vecmove.
17282 (cell-veccmp): Add veccmpfx.
17283 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
17284 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
17286 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
17287 * config/rs6000/power4.md (power4-fp): Add fpsimple.
17288 (power4-vecsimple): Add veclogical, vecmove.
17289 (power4-veccmp): Add veccmpfx.
17290 * config/rs6000/power5.md (power5-fp): Add fpsimple.
17291 * config/rs6000/power6.md (power6-fp): Add fpsimple.
17292 (power6-vecsimple): Add veclogical, vecmove.
17293 (power6-veccmp): Add veccmpfx.
17294 * config/rs6000/power7.md (power7-fp): Add fpsimple.
17295 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
17296 * config/rs6000/power8.md (power8-fp): Add fpsimple.
17297 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
17298 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
17299 * config/rs6000/titan.md (titan_fp): Add fpsimple.
17300 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
17302 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
17304 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
17307 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
17308 OPTION_MASK_P9_DFORM_VECTOR.
17309 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
17310 disable -mpower9-dform-vector when using reload.
17311 (quad_address_p): Remove 'gpr_p' argument and all associated code.
17312 New 'strict' argument. Update all callers. Add strict addressing
17314 (rs6000_legitimate_offset_address_p): Remove call to
17315 virtual_stack_registers_memory_p.
17316 (rs6000_legitimize_reload_address): Add quad address support.
17317 (rs6000_legitimate_address_p): Move call to quad_address_p above
17318 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
17319 to account for new strict usage.
17320 (rs6000_output_move_128bit): Adjust quad_address_p args to account
17321 for new strict usage.
17322 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
17324 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
17331 * config/i386/i386.c (ix86_spill_class): Disable condition to
17332 always return NO_REGS.
17334 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
17336 * predict.c: Include gimple-pretty-print.h
17337 (predicted_by_loop_heuristics_p): Check also
17338 PRED_LOOP_EXIT_WITH_RECURSION
17339 (predict_loops): Find self recursive calls and use special purpose
17340 predictors for them; dump log about decisions.
17341 (pass_profile::execute): Dump info about #of iterations.
17342 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
17343 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
17345 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
17347 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
17348 output_asm_insn calls and shorten long lines. Output .CALL
17349 argument descriptor using pa_output_arg_descriptor. Add various
17350 inline $$dyncall and other optimizations.
17351 (pa_attr_length_indirect_call): Adjust ordering and lengths.
17353 2016-06-25 Jakub Jelinek <jakub@redhat.com>
17355 PR tree-optimization/71643
17356 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
17359 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
17360 leak a bitmap if dep_bb is NULL.
17362 PR tree-optimization/71631
17363 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
17364 to rewrite_expr_tree even if negate_result, move new_lhs var
17365 declaration and initialization earlier, for powi_result set afterwards
17366 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
17367 if new_lhs != lhs, and don't shadow gsi var.
17369 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
17371 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
17372 Add in_loop parameter.
17373 (predict_loops): Add loop guard heuristics.
17374 * predict.def (PRED_LOOP_GUARD): New heuristics.
17376 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
17378 * predict.c: Include ipa-utils.h
17379 (tree_bb_level_prediction): Predict recursive calls.
17380 (tree_estimate_probability_bb): Skip inexpensive calls for call
17382 * predict.def (PRED_RECURSIVE_CALL): New.
17384 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17386 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
17387 (BU_FLOAT128_1): Likewise.
17389 (COPYSIGNQ): Likewise.
17390 (RS6000_BUILTIN_NANQ): Likewise.
17391 (RS6000_BUILTIN_NANSQ): Likewise.
17392 (RS6000_BUILTIN_INFQ): Likewise.
17393 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
17394 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
17395 (TARGET_FOLD_BUILTIN): New #define.
17396 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
17397 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
17398 (rs6000_fold_builtin): New target hook implementation, handling
17399 folding of 128-bit NaNs and infinities.
17400 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
17401 entries are filled in to avoid problems during bootstrap
17402 self-test; define builtins for 128-bit NaNs and infinities.
17403 (rs6000_opt_mask): Add entry for float128.
17404 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
17405 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
17406 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
17407 (const_str_type_node): New #define.
17408 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
17409 to a define_expand that dispatches to either copysign<mode>3_soft
17410 or copysign<mode>3_hard.
17411 (copysign<mode>3_hard): Rename from copysign<mode>3.
17412 (copysign<mode>3_soft): New define_insn.
17413 * doc/extend.texi: Document new builtins.
17415 2016-06-24 Jakub Jelinek <jakub@redhat.com>
17417 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
17418 PRIu64 instead of lu.
17420 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
17423 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
17424 copy the type name.
17426 2016-06-24 Jakub Jelinek <jakub@redhat.com>
17428 PR tree-optimization/71647
17429 * omp-low.c (lower_rec_input_clauses): Convert
17430 omp_clause_aligned_alignment (c) to size_type_node for the
17431 last argument of __builtin_assume_aligned.
17433 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
17435 * configure.ac (calling ___tls_get_addr via GOT): New
17436 assembler/linker check.
17437 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
17438 assembler and linker supports calling ___tls_get_addr via GOT.
17439 Otherise, defined to 0.
17440 * config.in: Regenerated.
17441 * configure: Likewise.
17442 * config/i386/constraints.md (Yb): New constraint.
17443 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
17444 (REG_CLASS_NAMES): Likewise.
17445 (REG_CLASS_CONTENTS): Likewise.
17446 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
17447 the b constraint with the Yb constraint. Call ___tls_get_addr
17448 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
17450 (*tls_local_dynamic_base_32_gnu): Likewise.
17451 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
17452 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
17453 (*tls_local_dynamic_base_64_<mode>): Likewise.
17455 2016-06-24 Martin Liska <mliska@suse.cz>
17457 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
17458 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
17460 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
17461 argument to true if the expected number of iterations is
17464 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
17466 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
17467 assemble for 32bit target.
17468 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
17469 and $ld_ix86_gld_32_opt to link for 32bit target.
17470 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
17471 * configure: Regenerate.
17473 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17475 * config/arm/arm.c (int_log2): Delete definition and prototype.
17476 (shift_op): Use exact_log2 instead of int_log2.
17477 (vfp3_const_double_for_fract_bits): Likewise.
17479 2016-06-24 Jakub Jelinek <jakub@redhat.com>
17481 * internal-fn.c (expand_arith_set_overflow): New function.
17482 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
17484 (expand_arith_overflow_result_store): Likewise. Handle precision
17485 smaller than mode precision.
17486 * tree-vrp.c (extract_range_basic): For imag part, handle
17487 properly signed 1-bit precision result.
17488 * doc/extend.texi (__builtin_add_overflow): Document that last
17489 argument can't be pointer to enumerated or boolean type.
17490 (__builtin_add_overflow_p): Document that last argument can't
17491 have enumerated or boolean type.
17493 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
17494 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17496 * config/rs6000/predicates.md (splat_input_operand): Rework.
17497 Don't allow constants, since the insns that use this predicate
17498 don't support constants. Constants are handled by other insns
17499 that are created via combine. During and after register
17500 allocation, only allow indexed or indirect addresses, and not
17501 general addresses. Only allow modes supported by the hardware.
17502 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
17503 comment. Move check for using VSPLTIS<x> to a common location,
17504 instead of doing it in two different places.
17506 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
17508 * config/i386/driver-i386.c (host_detect_local_cpu): Set
17509 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
17510 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
17511 signature_CENTAUR_ebx.
17513 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
17517 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
17518 (as_ix86_gas_32_opt): This.
17519 (ld_ix86_tls_ldm_opt): Renamed to ...
17520 (ld_ix86_gld_32_opt): This.
17521 (R_386_TLS_LDM reloc): Updated.
17522 (R_386_GOT32X reloc): New assembler/linker check.
17523 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
17524 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
17526 * config.in: Regenerated.
17527 * configure: Likewise.
17528 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
17529 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
17530 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
17531 if ix86_force_load_from_GOT_p returns true.
17532 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
17533 ix86_force_load_from_GOT_p returns true.
17534 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
17535 the external function address via the GOT slot.
17536 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
17537 HAVE_AS_IX86_GOT32X before returning false.
17538 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
17539 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
17541 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
17543 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
17545 2016-06-23 Andi Kleen <ak@linux.intel.com>
17547 * Makefile.in: Regenerate.
17548 * doc/install.texi: Document autoprofiledbootstrap.
17550 2016-06-23 Andi Kleen <ak@linux.intel.com>
17552 * config/i386/gcc-auto-profile: New file.
17554 2016-06-23 Martin Liska <mliska@suse.cz>
17556 PR middle-end/71619
17557 * predict.c (predict_loops): Revert the hunk that was removed
17560 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
17562 * config.gcc: Add support for arm*-*-phoenix* targets.
17563 * config/arm/t-phoenix: New.
17564 * config/phoenix.h: New.
17566 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
17567 H.J. Lu <hongjiu.lu@intel.com>
17570 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
17571 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
17572 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
17573 ix86_force_load_from_GOT_p returns true.
17574 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
17575 ix86_force_load_from_GOT_p returns true.
17576 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
17577 ix86_force_load_from_GOT_p returns true.
17578 (ix86_expand_move): Load the external function address via the
17579 GOT slot if ix86_force_load_from_GOT_p returns true.
17580 * config/i386/predicates.md (x86_64_immediate_operand): Return
17581 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
17582 (x86_64_zext_immediate_operand): Ditto.
17584 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
17586 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
17588 2016-06-22 David Malcolm <dmalcolm@redhat.com>
17591 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
17592 * diagnostic.c (pedwarn_at_rich_loc): New function.
17593 * spellcheck.h (best_match::best_match): Add a
17594 "best_distance_so_far" optional parameter.
17595 (best_match::set_best_so_far): New method.
17596 (best_match::get_best_distance): New accessor.
17597 (best_match::get_best_candidate_length): New accessor.
17599 2016-06-22 Nick Clifton <nickc@redhat.com>
17601 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
17602 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
17603 modes are accepted as well.
17604 (ucompare_loc_descriptor): Likewise.
17605 (minmax_loc_descriptor): Likewise.
17606 (clz_loc_descriptor): Likewise.
17607 (popcount_loc_descriptor): Likewise.
17608 (bswap_loc_descriptor): Likewise.
17609 (rotate_loc_descriptor): Likewise.
17610 (mem_loc_descriptor): Likewise.
17611 (loc_descriptor): Likewise.
17613 2016-06-22 David Malcolm <dmalcolm@redhat.com>
17615 * common.opt (fdiagnostics-parseable-fixits): New option.
17616 * diagnostic.c: Include "selftest.h".
17617 (print_escaped_string): New function.
17618 (print_parseable_fixits): New function.
17619 (diagnostic_report_diagnostic): Call print_parseable_fixits.
17620 (selftest::assert_print_escaped_string): New function.
17621 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
17622 (selftest::test_print_escaped_string): New function.
17623 (selftest::test_print_parseable_fixits_none): New function.
17624 (selftest::test_print_parseable_fixits_insert): New function.
17625 (selftest::test_print_parseable_fixits_remove): New function.
17626 (selftest::test_print_parseable_fixits_replace): New function.
17627 (selftest::diagnostic_c_tests): New function.
17628 * diagnostic.h (struct diagnostic_context): Add field
17629 "parseable_fixits_p".
17630 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
17631 -fdiagnostics-parseable-fixits.
17632 (-fdiagnostics-parseable-fixits): New option.
17633 * opts.c (common_handle_option): Handle
17634 -fdiagnostics-parseable-fixits.
17635 * selftest-run-tests.c (selftest::run_tests): Call
17636 selftest::diagnostic_c_tests.
17637 * selftest.h (selftest::diagnostic_c_tests): New prototype.
17639 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
17641 PR tree-optimization/71488
17642 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
17643 comparison of boolean vectors.
17644 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
17645 of boolean vectors using bitwise operations.
17647 2016-06-22 Andreas Schwab <schwab@suse.de>
17649 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
17650 Remove declaration.
17652 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
17654 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
17656 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
17658 * config/i386/i386.c (print_reg): Emit an error message on attempt to
17661 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17663 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
17664 * config/arm/arm-cores.def (cortex-a73): New entry.
17665 (cortex-a73.cortex-a35): Likewise.
17666 (cortex-a73.cortex-a53): Likewise.
17667 * config/arm/arm-tables.opt: Regenerate.
17668 * config/arm/arm-tune.md: Likewise.
17669 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
17670 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
17671 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
17672 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
17673 * doc/invoke.texi (ARM Options): Document cortex-a73,
17674 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
17676 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17678 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
17679 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
17680 (cortex-a73.cortex-a35): Likewise.
17681 (cortex-a73.cortex-a53): Likewise.
17682 * config/aarch64/aarch64-tune.md: Regenerate.
17683 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
17684 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
17687 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17689 * configure.ac (gcc_cv_as_compress_debug): Remove
17690 --compress-debug-sections as extra as switch.
17691 Handle gas --compress-debug-sections=type.
17692 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
17693 Handle gld --compress-debug-sections=type.
17694 * configure: Regenerate.
17696 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
17698 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
17700 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
17702 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
17703 (do_rewrite): likewise.
17705 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17707 * common/config/mep/mep-common.c: Remove.
17708 * config.gcc: Remove mep-* support.
17709 * config/mep/constraints.md: Remove.
17710 * config/mep/default.h: Remove.
17711 * config/mep/intrinsics.h: Remove.
17712 * config/mep/intrinsics.md: Remove.
17713 * config/mep/ivc2-template.h: Remove.
17714 * config/mep/mep-c5.cpu: Remove.
17715 * config/mep/mep-core.cpu: Remove.
17716 * config/mep/mep-default.cpu: Remove.
17717 * config/mep/mep-ext-cop.cpu: Remove.
17718 * config/mep/mep-intrin.h: Remove.
17719 * config/mep/mep-ivc2.cpu: Remove.
17720 * config/mep/mep-pragma.c: Remove.
17721 * config/mep/mep-protos.h: Remove.
17722 * config/mep/mep.c: Remove.
17723 * config/mep/mep.cpu: Remove.
17724 * config/mep/mep.h: Remove.
17725 * config/mep/mep.md: Remove.
17726 * config/mep/mep.opt: Remove.
17727 * config/mep/predicates.md: Remove.
17728 * config/mep/t-mep: Remove.
17729 * doc/install.texi: Remove mep-* documentation.
17730 * doc/md.texi: Likewise.
17732 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17734 * config.gcc: Remove support for avr-rtems.
17735 * config/avr/gen-avr-mmcu-specs.c: Likewise.
17736 * config/avr/rtems.h: Remove.
17737 * config/avr/t-rtems: Remove.
17739 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17741 * config.gcc: Remove m32r-rtems support.
17742 * config/m32r/rtems.h: Remove.
17744 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17746 * config.gcc: Remove h8300-rtems support.
17747 * config/h8300/rtems.h: Remove.
17748 * config/h8300/t-rtems: Remove.
17750 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17752 * config.gcc: Remove support for knetbsd.
17753 * configure.ac: Likewise.
17754 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
17755 * config/knetbsd-gnu.h: Remove.
17756 * configure: Regenerate.
17758 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17760 * config.gcc: Remove support for openbsd 2 and 3.
17761 * config/openbsd-oldgas.h: Remove.
17763 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17765 * config.gcc: Remove interix support.
17766 * config/i386/i386-interix.h: Remove.
17767 * config/i386/interix.opt: Remove.
17768 * config/i386/t-interix: Remove.
17769 * configure: Regenerate.
17770 * configure.ac: Remove interix support.
17771 * doc/install.texi: Remove interix documentation.
17773 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
17775 * config/rs6000/rs6000.h: Add conditional preprocessing directives
17776 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
17779 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
17781 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
17782 they are both PLACEHOLDER_EXPRs.
17784 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
17786 * stor-layout.c (layout_type): Move setting complex MODE to
17787 layout_type, instead of setting it ahead of time by the caller.
17788 * tree.c (build_complex_type): Likewise.
17790 2016-06-21 Martin Liska <mliska@suse.cz>
17792 * predict.c (force_edge_cold): Replace imposisble with
17795 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
17797 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
17798 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
17800 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
17802 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
17804 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
17805 Ilya Enkovich <ilya.enkovich@intel.com>
17808 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
17809 New member function to convert V1TImode register to SUBREG
17810 TImode in debug insn.
17811 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
17812 after changing register mode to V1TImode.
17814 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
17816 * config/aarch64/aarch64-cores.def (vulcan): New core.
17817 * config/aarch64/aarch64-tune.md: Regenerate.
17818 * doc/invoke.texi: Document vulcan as an available option.
17820 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
17822 * cse.c (canon_asm_operands): New function extracted from...
17823 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
17824 either standalone or member of a PARALLEL.
17826 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
17829 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
17830 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
17831 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
17833 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
17836 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
17837 constant addresses if can_create_pseudo_p.
17839 2016-06-21 Jakub Jelinek <jakub@redhat.com>
17841 PR tree-optimization/71588
17842 * tree-ssa-strlen.c (valid_builtin_call): New function.
17843 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
17846 2016-06-20 Jakub Jelinek <jakub@redhat.com>
17848 PR middle-end/71581
17849 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
17850 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
17851 for conversion of scalar user var to complex type and use the
17852 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
17855 PR rtl-optimization/71591
17856 * toplev.c (toplev::run_self_tests): If no_backend, complain and
17857 don't run any tests.
17859 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
17862 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
17863 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
17864 space for PIC with non-v32 and the common non-PIC "jump".
17866 2016-06-20 Jakub Jelinek <jakub@redhat.com>
17869 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
17870 returned values and add UN*/LTGT/*ORDERED cases with values matching
17871 D operand modifier on vcmp for AVX.
17873 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
17875 * config/aarch64/aarch64.opt
17876 (mpc-relative-literal-loads): Rename internal option name.
17877 * config/aarch64/aarch64.c
17878 (aarch64_nopcrelative_literal_loads): Rename to
17879 aarch64_pcrelative_literal_loads.
17880 (aarch64_expand_mov_immediate): Likewise.
17881 (aarch64_secondary_reload): Likewise.
17882 (aarch64_can_use_per_function_literal_pools_p): Likewise.
17883 (aarch64_override_options_after_change_1): Rename and simplify logic.
17884 (aarch64_classify_symbol): Merge large model checks into switch,
17885 remove pc-relative load check.
17887 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17889 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
17890 costs relative to the cost of a register move.
17892 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17894 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
17895 (vcvt_n_f64_u64): Likewise.
17896 (vcvt_n_s64_f64): Likewise.
17897 (vcvt_n_u64_f64): Likewise.
17898 (vcvt_f64_s64): Likewise.
17899 (vrecpe_f64): Likewise.
17900 (vcvt_f64_u64): Likewise.
17901 (vrecps_f64): Likewise.
17903 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17905 * config/aarch64/aarch64.md
17906 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
17908 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
17910 * config/aarch64/aarch64-builtins.c
17911 (aarch64_types_binop_uss_qualifiers): Delete.
17912 (TYPES_BINOP_USS): Likewise.
17913 (aarch64_types_binop_sus_qualifiers): Likewise.
17914 (TYPES_BINOP_SUS): Likewise.
17915 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
17916 (TYPES_FCVTIMM_SUS): Likewise.
17917 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
17919 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
17920 (fcvtzs): Use SHIFTIMM rather than BINOP.
17921 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
17923 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17925 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
17926 costs relative to the cost of a register move.
17928 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
17930 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
17931 Allow scalar/single vector modes to be tieable.
17933 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
17935 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
17937 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17939 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
17941 * tree.h (TYPE_ALIGN): Likewise.
17943 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
17946 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
17948 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
17950 * config/avr/avr.c (avr_print_operand): Fix "format not a string
17951 literal" build warnings.
17952 (avr_print_operand_address): Dito.
17954 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
17957 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
17958 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
17960 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
17962 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
17964 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
17967 * reload1.c (reload): Pass 0 to finish_spills when called because
17968 update_eliminables_and_spill returns true and remove did_spill.
17969 (finish_spills): Adjust comment and document GLOBAL parameter.
17971 2016-06-17 DJ Delorie <dj@redhat.com>
17974 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
17975 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
17976 (umulqihi3_virt): Likewise.
17977 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
17978 (umulqihi3_real): Likewise.
17980 2016-06-17 Martin Liska <mliska@suse.cz>
17982 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
17984 2016-06-17 Martin Liska <mliska@suse.cz>
17986 * predict.def: PRED_LOOP_EXIT from 92 to 85.
17988 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
17990 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
17992 (vaddq_f32): Likewise.
17993 (vmul_f32): Likewise.
17994 (vmulq_f32): Likewise.
17995 (vsub_f32): Likewise.
17996 (vsubq_f32): Likewise.
17998 2016-06-17 Bin Cheng <bin.cheng@arm.com>
18000 PR tree-optimization/71347
18001 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
18002 cost for all uses in group.
18004 2016-06-17 Bin Cheng <bin.cheng@arm.com>
18006 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
18007 insert gimple seq if it's not empty.
18009 2016-06-17 Bin Cheng <bin.cheng@arm.com>
18011 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
18013 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
18014 rather than OFFSET.
18015 (comp_dr_with_seg_len_pair): Ditto.
18016 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
18017 struct dr_with_seg_len_pair against DR_OFFSET.
18018 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
18019 DR_OFFSET directly.
18021 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
18023 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
18025 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
18027 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
18028 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
18029 (pa_output_millicode_call): Likewise.
18030 (pa_output_call): Likewise.
18031 (pa_output_indirect_call): Likewise.
18032 (pa_asm_output_mi_thunk): Likewise.
18034 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18036 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
18038 2016-06-16 Martin Liska <mliska@suse.cz>
18040 * predict.c (combine_predictions_for_insn): When we find a first
18041 match predictor, we should consider just predictors with
18042 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
18043 DS theory predictor.
18044 (combine_predictions_for_bb): Likewise.
18046 2016-06-16 Jakub Jelinek <jakub@redhat.com>
18048 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
18049 with base of reference to struct.
18051 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
18053 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
18055 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18058 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
18059 progmem_swtable_section.
18060 (progmem_swtable_section): Remove.
18061 (avr_asm_function_rodata_section): Remove.
18062 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
18063 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
18065 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
18067 * config/i386/driver-i386.c (host_detect_local_cpu): Set
18068 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
18069 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
18070 signature_CENTAUR_ebx.
18071 * config/i386/i386.c (ix86_option_override_internal): Add
18072 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
18073 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
18074 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
18076 2016-06-16 Martin Liska <mliska@suse.cz>
18078 * predict.def: Add fortran loop preheader predictor.
18079 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
18080 fold IFN_BUILTIN_EXPECT with a known constant argument.
18082 2016-06-16 Martin Liska <mliska@suse.cz>
18084 * predict.def: Add 'Fortran' to display text of all
18085 PRED_FORTRAN_* predictors.
18087 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
18090 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
18091 [IA64_BUILTIN_NANSQ]: Ditto.
18092 (ia64_fold_builtin): New function.
18093 (TARGET_FOLD_BUILTIN): New define.
18094 (ia64_init_builtins) Declare const_string_type node.
18095 Add __builtin_nanq and __builtin_nansq builtin functions.
18096 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
18098 2016-06-16 Nick Clifton <nickc@redhat.com>
18100 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
18101 MSP430_HWMULT_ prefix to enum values.
18102 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
18103 * config/msp430/msp430.c: Update use of enum values.
18104 * config/msp430/msp430.md: Likewise.
18105 * config/msp430/msp430.opt: Likewise.
18107 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
18109 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
18110 of comparsions in the last iteration.
18112 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
18113 Joern Rennecke <joern.rennecke@embecosm.com>
18115 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
18117 (arc_needs_pcl_p): Add GOTOFFPC.
18118 (arc_legitimate_pic_addr_p): Likewise.
18119 (arc_output_pic_addr_const): Likewise.
18120 (arc_legitimize_pic_address): Generate a pc-relative address using
18122 (arc_output_libcall): Use @pcl syntax.
18123 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
18124 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
18125 (*movsi_insn): Use @pcl syntax.
18126 (doloop_begin_i): Likewise.
18128 2016-06-16 Martin Liska <mliska@suse.cz>
18130 * predict.def: Define a new predictor.
18132 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
18134 * config/arc/arc.opt (mtp-regno): Update text.
18136 2016-06-16 Renlin Li <renlin.li@arm.com>
18138 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
18140 2016-06-16 Jakub Jelinek <jakub@redhat.com>
18143 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
18144 (setcc + and peephole2): Likewise.
18146 PR rtl-optimization/71532
18147 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
18150 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
18152 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
18153 DImode constants with XXSPLTIB in vector registers.
18154 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
18155 vsx_extract_<mode>_internal{1,2} into a single insn that handles
18156 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
18157 extraction of the element at the top of the register as a scalar
18159 (vsx_extract_<mode>_internal1): Likewise.
18160 (vsx_extract_<mode>_internal2): Likewise.
18161 * config/rs6000/constraints.md (wi constraint): Remove a comment
18162 about DImode not being allowed in Altivec registers.
18163 (wB constraint): New constraint for constants that can be
18164 generated in Altivec registers with VSPLTISW/VUPKHSW.
18165 * config/rs6000/predicates.md (xxspltib_constant_split): Update
18167 (xxspltib_constant_nosplit): Likewise.
18168 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
18169 support for -mupper-regs-di to enable DImode to go into Altivec
18171 (POWERPC_MASKS): Likewise.
18172 (power7 cpu): Likewise.
18173 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
18174 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
18175 for DImode being allowed in Altivec registers. Update wi/wj
18176 constraints. Set scalar_in_vmx_p flag.
18177 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
18178 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
18179 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
18180 (rs6000_opt_masks): Add -mupper-regs-di.
18181 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
18182 direct move to use wi and not wj.
18183 (lfiwzx): Likewise.
18184 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
18186 (floatunssi<mode>2_lfiwzx_mem): Likewise.
18187 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
18188 any VSX register, instead of just Altivec registers, to allow
18189 either operand to be an Altivec register or both.
18190 (fixuns_trunc<mode>di2_fctiduz): Likewise.
18191 (movdi_internal32): Add support for -mupper-regs-di. Add support
18192 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
18193 the alternatives and attributes to be lined up to be easier to
18195 (movdi_internal64): Likewise.
18196 (64-bit DImode splitters): Change predicates to only split loading
18197 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
18198 load constants in ISA 3.0 or ISA 2.07 respectively.
18199 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
18200 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
18201 mention -mcpu=power9 sets these options.
18202 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
18205 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
18208 * config/avr/avr.c (avr_set_current_function): Warn misspelled
18209 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
18210 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
18211 by default to warn misspelled interrupt/ signal handler.
18212 * doc/invoke.texi (AVR Options): Document it. Update description
18213 for -nodevicelib option.
18215 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18217 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
18218 up parentheses. Use GET_MODE_UNIT_BITSIZE.
18219 (aarch64_<sur>shll2_n<mode>): Likewise.
18221 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
18223 PR middle-end/71529
18224 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
18225 DECL_CONTEXT for copied arguments.
18227 2016-06-15 Alan Hayward <alan.hayward@arm.com>
18229 PR tree-optimization/71483
18230 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
18233 2016-06-15 Martin Liska <mliska@suse.cz>
18235 * predict.c (tree_predict_by_opcode): Call predict_edge_def
18236 instead of predict_edge w/o a probability.
18238 2016-06-15 Alan Hayward <alan.hayward@arm.com>
18240 PR tree-optimization/71439
18241 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
18244 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18246 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
18247 register subregs in SET_SRC.
18249 2016-06-15 Richard Biener <rguenther@suse.de>
18251 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
18252 store restrictions.
18254 2016-06-15 Richard Biener <rguenther@suse.de>
18256 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
18257 not consider dependences between accesses that belong to the
18259 (vect_analyze_data_ref_dependences): Do not analyze read-read
18260 or self-dependences.
18262 2016-06-14 David Malcolm <dmalcolm@redhat.com>
18264 * spellcheck-tree.c: Include spellcheck-tree.h rather than
18266 (find_closest_identifier): Reimplement in terms of
18267 best_match<tree,tree>.
18268 * spellcheck-tree.h: New file.
18269 * spellcheck.c (struct edit_distance_traits<const char *>): New
18271 (find_closest_string): Reimplement in terms of
18272 best_match<const char *, const char *>.
18273 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
18274 overload to spellcheck-tree.h.
18275 (find_closest_identifier): Likewise.
18276 (struct edit_distance_traits<T>): New template.
18277 (class best_match): New class.
18279 2016-06-14 David Malcolm <dmalcolm@redhat.com>
18281 * selftest-run-tests.c (selftest::run_tests): Call
18282 selftest::spellcheck_tree_c_tests.
18283 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
18284 * spellcheck-tree.c: Include selftest.h and stringpool.h.
18285 (selftest::test_find_closest_identifier): New function.
18286 (selftest::spellcheck_tree_c_tests): New function.
18287 * spellcheck.c (selftest::test_find_closest_string): Verify that
18288 the order of the vec does not affect the results for this case.
18289 (selftest::test_data): New array.
18290 (selftest::test_metric_conditions): New function.
18291 (selftest::spellcheck_c_tests): Add a test of case-comparison.
18292 Call selftest::test_metric_conditions.
18294 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18296 * config/rs6000/rs6000-builtin.def (commentary): Typo.
18297 (BU_P9_MISC_1): Likewise.
18298 (BU_P9_64BIT_MISC_0): Likewise.
18299 (BU_P9_MISC_0): Likewise.
18301 2016-06-14 David Malcolm <dmalcolm@redhat.com>
18303 * gcc-rich-location.c
18304 (gcc_rich_location::add_fixit_misspelled_id): New method.
18305 * gcc-rich-location.h
18306 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
18308 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
18310 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
18311 FreeBSD 11 and above.
18313 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
18315 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
18317 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18319 * expmed.h: Close parenthesis in "at your option" in copyright
18321 * lower-subreg.h: Likewise.
18323 2016-06-14 Richard Biener <rguenther@suse.de>
18325 PR middle-end/71526
18326 * genmatch.c (expr::gen_transform): Use in_type for comparisons
18329 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18331 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
18333 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
18334 mask+shift version.
18335 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
18337 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
18338 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
18340 2016-06-14 Richard Biener <rguenther@suse.de>
18342 PR tree-optimization/71522
18343 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
18344 copying into float copying.
18346 2016-06-14 Jakub Jelinek <jakub@redhat.com>
18348 PR tree-optimization/71520
18349 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
18350 (replace_block_by): Move user labels from bb1 to bb2.
18352 2016-06-14 Richard Biener <rguenther@suse.de>
18354 PR middle-end/71310
18356 * expr.h (get_bit_range): Declare.
18357 * expr.c (get_bit_range): Export.
18358 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
18359 word_mode again to constrain the bitfield access.
18361 2016-06-14 Richard Biener <rguenther@suse.de>
18363 PR tree-optimization/71521
18364 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
18365 division int_const_binop against zero divisor.
18367 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
18369 * config/i386/i386.md (signbittf2): New expander.
18370 * config/i386/sse.md (ptesttf2): New insn pattern.
18372 2016-06-13 David Malcolm <dmalcolm@redhat.com>
18375 * input.c (selftest::test_reading_source_line): Avoid reading from
18376 __FILE__ by creating a tempfile with known content and reading
18379 2016-06-13 David Malcolm <dmalcolm@redhat.com>
18381 * pretty-print.c (assert_pp_format_colored): Skip the test if
18383 (test_pp_format): Remove comment about GCC_COLORS.
18385 2016-06-13 David Malcolm <dmalcolm@redhat.com>
18387 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
18388 * pretty-print.c (assert_pp_format_va): Add location param and use
18389 it with ASSERT_STREQ_AT.
18390 (assert_pp_format): Add location param and pass it to
18391 assert_pp_format_va.
18392 (assert_pp_format_colored): Likewise.
18393 (ASSERT_PP_FORMAT_1): New.
18394 (ASSERT_PP_FORMAT_2): New.
18395 (ASSERT_PP_FORMAT_3): New.
18396 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
18397 explicitly, or implicitly via the above macros.
18398 * selftest.c (selftest::pass): Use a selftest::location rather
18399 than file and line.
18400 (selftest::fail): Likewise. Print the function name.
18401 (selftest::fail_formatted): Likewise.
18402 (selftest::assert_streq): Use a selftest::location rather than
18404 * selftest.h (selftest::location): New struct.
18405 (SELFTEST_LOCATION): New macro.
18406 (selftest::pass): Accept a const location & rather than file
18408 (selftest::fail): Likewise.
18409 (selftest::fail_formatted): Likewise.
18410 (selftest::assert_streq): Likewise.
18411 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
18412 (ASSERT_FALSE): Likewise.
18413 (ASSERT_EQ): Likewise.
18414 (ASSERT_NE): Likewise.
18415 (ASSERT_STREQ): Likewise.
18416 (ASSERT_PRED1): Likewise.
18417 (ASSERT_STREQ_AT): New macro.
18419 2016-06-13 David Malcolm <dmalcolm@redhat.com>
18421 * selftest.c (selftest::fail_formatted): New function.
18422 (selftest::assert_streq): New function.
18423 * selftest.h (selftests::fail_formatted): New decl.
18424 (selftest::assert_streq): New decl.
18425 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
18427 2016-06-13 Jeff Law <law@redhat.com>
18429 PR tree-optimization/71403
18430 * tree-ssa-threadbackward.c
18431 (convert_and_register_jump_thread_path): No longer accept reference
18432 to path. Do not pop items off the path anymore.
18433 (fsm_find_control_statement_thread_paths): Do not allow threading
18434 to a deeper loop nest. Pop the last item off the path here rather
18435 than in convert_and_register_jump_thread_path.
18437 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
18438 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
18440 [AArch64] Emit division using the Newton series
18442 * config/aarch64/aarch64-protos.h
18443 (cpu_approx_modes): Add new member "division".
18444 (aarch64_emit_approx_div): Declare new function.
18445 * config/aarch64/aarch64.c
18446 (generic_approx_modes): New member "division".
18447 (exynosm1_approx_modes): Likewise.
18448 (xgene1_approx_modes): Likewise.
18449 (aarch64_emit_approx_div): Define new function.
18450 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
18451 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
18452 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
18453 * doc/invoke.texi (-mlow-precision-div): Describe new option.
18455 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
18456 Wilco Dijkstra <wilco.dijkstra@arm.com>
18458 [AArch64] Emit square root using the Newton series
18460 * config/aarch64/aarch64-protos.h
18461 (aarch64_emit_approx_rsqrt): Replace with new function
18462 "aarch64_emit_approx_sqrt".
18463 (cpu_approx_modes): New member "sqrt".
18464 * config/aarch64/aarch64.c
18465 (generic_approx_modes): New member "sqrt".
18466 (exynosm1_approx_modes): Likewise.
18467 (xgene1_approx_modes): Likewise.
18468 (aarch64_emit_approx_rsqrt): Replace with new function
18469 "aarch64_emit_approx_sqrt".
18470 (aarch64_override_options_after_change_1): Handle new option.
18471 * config/aarch64/aarch64-simd.md
18472 (rsqrt<mode>2): Use new function instead.
18473 (sqrt<mode>2): New expansion and insn definitions.
18474 * config/aarch64/aarch64.md: Likewise.
18475 * config/aarch64/aarch64.opt
18476 (mlow-precision-sqrt): Add new option description.
18477 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
18479 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
18481 [AArch64] Add more choices for the reciprocal square root approximation
18483 Allow a target to prefer such operation depending on the operation mode.
18485 * config/aarch64/aarch64-protos.h
18486 (AARCH64_APPROX_MODE): New macro.
18487 (AARCH64_APPROX_{NONE,ALL}): Likewise.
18488 (cpu_approx_modes): New structure.
18489 (tune_params): New member "approx_modes".
18490 * config/aarch64/aarch64-tuning-flags.def
18491 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
18492 * config/aarch64/aarch64.c
18493 (generic_approx_modes): New core "cpu_approx_modes" structure.
18494 (exynosm1_approx_modes): Likewise.
18495 (xgene1_approx_modes): Likewise.
18496 (generic_tunings): New member "approx_modes".
18497 (cortexa35_tunings): Likewise.
18498 (cortexa53_tunings): Likewise.
18499 (cortexa57_tunings): Likewise.
18500 (cortexa72_tunings): Likewise.
18501 (exynosm1_tunings): Likewise.
18502 (thunderx_tunings): Likewise.
18503 (xgene1_tunings): Likewise.
18504 (use_rsqrt_p): New argument for the mode and use new member from
18506 (aarch64_builtin_reciprocal): Devise mode from builtin.
18507 (aarch64_optab_supported_p): New argument for the mode.
18508 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
18510 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
18512 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
18513 RS6000_BTM_MODULO flag into the set of flags that are considered
18514 to be part of the common configuration.
18516 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
18518 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
18519 difference unsigned.
18520 (vec_absdb): New macro for vector absolute difference unsigned
18522 (vec_absdh): New macro for vector absolute difference unsigned
18524 (vec_absdw): New macro for vector absolute difference unsigned word.
18525 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
18526 (vadu<mode>3): New insn.
18527 (*p9_vadu<mode>3): New insn.
18528 * config/rs6000/rs6000-builtin.def (vadub): New built-in
18530 (vaduh): New built-in definition.
18531 (vaduw): New built-in definition.
18532 (vadu): New overloaded built-in definition.
18533 (vadub): New overloaded built-in definition.
18534 (vaduh): New overloaded built-in definition.
18535 (vaduw): New overloaded built-in definition.
18536 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18537 overloaded vector absolute difference unsigned functions.
18538 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
18539 the ISA 3.0 vector absolute difference unsigned built-in functions.
18541 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
18543 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
18544 update shared_lookup_references only once after changing operands.
18546 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
18548 PR middle-end/71373
18549 * tree-nested.c (convert_nonlocal_omp_clauses)
18550 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
18552 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
18553 * tree.def (CASE_LABEL_EXPR): Likewise.
18555 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
18558 * input.c (test_builtins): Fix an assertion.
18560 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
18562 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
18563 (paritysi2): Ditto.
18565 (isinf<mode>2): Ditto.
18567 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
18569 * ggc-tests.c (test_finalization): Only test need_finalization_p
18570 for GCC_VERSION >= 4003.
18572 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18574 * config/s390/vecintrin.h: Fix file description in comment.
18576 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18578 * config/s390/s390-builtin-types.def: Change builtin type naming
18579 scheme to match builtin-types.def.
18581 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
18583 * fold-const.c (optimize_minmax_comparison): Remove.
18584 (fold_comparison): Remove call to the above.
18585 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
18586 New transformations.
18588 2016-06-13 Alan Hayward <alan.hayward@arm.com>
18590 PR tree-optimization/71416
18591 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
18594 2016-06-13 Martin Liska <mliska@suse.cz>
18596 * predict.c (enum predictor_reason): Prefix enum with REASON_.
18597 (combine_predictions_for_insn): Likewise.
18598 (prune_predictions_for_bb): Likewise.
18599 (combine_predictions_for_bb): Likewise.
18601 2016-06-13 Richard Biener <rguenther@suse.de>
18603 PR tree-optimization/71505
18604 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
18605 assert match comment.
18607 2016-06-13 Marek Polacek <polacek@redhat.com>
18609 PR middle-end/71476
18610 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
18611 gimplify_switch_expr.
18612 (warn_switch_unreachable_r): New function.
18614 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18617 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
18620 2016-06-13 Richard Biener <rguenther@suse.de>
18622 PR middle-end/64516
18623 * fold-const.c (fold_unary_loc): Preserve alignment when
18624 folding a VIEW_CONVERT_EXPR into a MEM_REF.
18626 2016-06-13 Martin Liska <mliska@suse.cz>
18629 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
18630 w/ -fsanitize=bounds.
18632 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
18634 * config/i386/i386.c (ix86_init_builtins): Calculate
18635 FLOAT128_FTYPE_CONST_STRING function type only once.
18636 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
18637 built-in functions are available for x86-32 and x86-64 targets.
18639 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
18642 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
18643 New primitive type.
18644 (FLOAT128_FTYPE_CONST_STRING): New function type.
18645 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
18646 [IX86_BUILTIN_NANSQ]: Ditto.
18647 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
18648 (ix86_init_builtin_types): Declare const_string_type_node.
18649 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
18651 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
18652 * doc/extend.texi (x86 Built-in Functions): Document
18653 __builtin_nanq and __builtin_nansq.
18655 2016-06-11 Jiong Wang <jiong.wang@arm.com>
18658 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
18659 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
18660 length for pop patterns.
18661 (arm_attr_length_push_multi): Update comments.
18662 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
18664 (*pop_multiple_with_writeback_and_return): Likewise.
18665 (*pop_multiple_with_return): Likewise.
18667 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
18669 PR middle-end/71310
18670 * fold-const.c (optimize_bit_field_compare): Don't try to use
18671 word_mode unconditionally for reading the bit field, look at
18672 DECL_BIT_FIELD_REPRESENTATIVE instead.
18674 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
18676 PR middle-end/71478
18677 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
18678 vector integer type.
18680 2016-06-10 Jakub Jelinek <jakub@redhat.com>
18682 PR middle-end/71494
18683 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
18684 without LABEL_DECL, set *handled_ops_p to false instead of true.
18686 2016-06-10 Martin Sebor <msebor@redhat.com>
18689 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
18690 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
18691 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
18693 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
18694 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
18695 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
18696 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
18697 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
18698 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
18699 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
18700 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
18702 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
18704 * config/arm/arm.h (pool_vector_label,
18705 return_used_this_function): Remove.
18707 2016-06-10 Jeff Law <law@redhat.com>
18709 PR tree-optimization/71335
18710 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
18711 zero length paths here.
18712 (convert_and_register_jump_thread_path): Remove hacks related to
18713 duplicated blocks in the jump thread path.
18714 (fsm_find_control_statement_thread_paths): Avoid putting the same
18715 block on the thread path twice, but ensure the thread path is
18716 unchanged from the caller's point of view.
18718 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
18720 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
18721 * predict.def (PRED_LOOP_BRANCH): Remove.
18723 2016-06-10 David Malcolm <dmalcolm@redhat.com>
18725 * Makefile.in (OBJS): Add ggc-tests.o.
18726 (GTFILES): Add ggc-tests.c.
18727 * ggc-tests.c: New file.
18728 * selftest-run-tests.c (selftest::run_tests): Call
18729 selftest::ggc_tests_c_tests.
18730 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
18732 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
18734 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
18736 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
18739 * varasm.c (place_block_symbol): Adjust alignment for asan protected
18740 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
18742 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
18744 * profile.c: Include cfgloop.h.
18745 (branch_prob): Compute estimated number of iterations.
18746 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
18747 recompute estimate number of iterations from profile.
18749 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
18751 PR inline-asm/68843
18752 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
18753 must be grouped on top of stack. Don't force early clobber
18754 on ordinary reg outputs.
18756 2016-06-10 Richard Biener <rguenther@suse.de>
18758 * targhooks.c (default_builtin_vectorization_cost): Adjust
18759 vec_construct cost.
18761 2016-06-10 Richard Biener <rguenther@suse.de>
18763 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
18764 to fold the RHS to a constant if possible.
18766 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
18768 PR middle-end/71373
18769 * tree-nested.c (convert_nonlocal_omp_clauses)
18770 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
18771 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
18772 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
18774 * gimplify.c (gimplify_adjust_omp_clauses): Discard
18776 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
18778 * omp-low.c (scan_sharing_clauses): Don't expect
18779 OMP_CLAUSE__CACHE_.
18781 2016-06-10 Alan Hayward <alan.hayward@arm.com>
18783 PR tree-optimization/71407
18784 PR tree-optimization/71416
18785 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
18786 BIT_FIELD_REF type.
18788 2016-06-10 Richard Biener <rguenther@suse.de>
18790 PR middle-end/71477
18791 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
18793 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
18795 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
18797 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
18798 Jiong Wang <jiong.wang@arm.com>
18800 PR rtl-optimization/70751
18801 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
18802 spilled into memory.
18804 2016-06-09 Jonathan Yong <10walls@gmail.com>
18807 2015-09-21 Jonathan Yong <10walls@gmail.com>
18809 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
18810 sysroot/usr/lib/32api for additional win32 libraries,
18811 fixes failing Cygwin bootstrapping.
18813 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
18815 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
18818 2016-06-09 David Malcolm <dmalcolm@redhat.com>
18821 * pretty-print.c (pp_indent): Specify that %p is printed in a
18822 host-dependent manner.
18823 (test_pp_format): Remove the test for %p.
18825 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
18827 * config/mips/mips.c (mips_output_jump): Fix formatting.
18829 2016-06-09 Richard Biener <rguenther@suse.de>
18831 PR tree-optimization/71462
18832 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
18835 2016-06-09 Martin Liska <mliska@suse.cz>
18837 * predict.c (dump_prediction): Add new argument.
18838 (enum predictor_reason): New enum.
18839 (struct predictor_hash): New struct.
18840 (predictor_hash::hash): New function.
18841 (predictor_hash::equal): Likewise.
18842 (not_removed_prediction_p): New function.
18843 (prune_predictions_for_bb): Likewise.
18844 (combine_predictions_for_bb): Prune predictions.
18846 2016-06-09 Martin Liska <mliska@suse.cz>
18848 * predict.c (filter_predictions): New function.
18849 (remove_predictions_associated_with_edge): Use the filter
18851 (equal_edge_p): New function.
18853 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
18855 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
18856 Correct usage of @samp vs @option, add @samp where appropriate.
18857 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
18858 Add armv6s-m and document it, as it is no official ARM name.
18860 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18862 * ifcvt.c (struct noce_if_info): Add transform_name field.
18863 (noce_try_move): Set if_info->transform_name to the function name.
18864 (noce_try_ifelse_collapse): Likewise.
18865 (noce_try_store_flag): Likewise.
18866 (noce_try_inverse_constants): Likewise.
18867 (noce_try_store_flag_constants): Likewise.
18868 (noce_try_addcc): Likewise.
18869 (noce_try_store_flag_mask): Likewise.
18870 (noce_try_cmove): Likewise.
18871 (noce_try_cmove_arith): Likewise.
18872 (noce_try_minmax): Likewise.
18873 (noce_try_abs): Likewise.
18874 (noce_try_sign_mask): Likewise.
18875 (noce_try_bitop): Likewise.
18876 (noce_convert_multiple_sets): Likewise.
18877 (noce_process_if_block): Print if_info->transform_name to
18878 dump_file if transformation succeeded.
18880 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18882 * config/arm/cortex-a57.md (cortex_a57_alu):
18885 2016-06-08 Martin Sebor <msebor@redhat.com>
18886 Jakub Jelinek <jakub@redhat.com>
18890 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
18891 BUILT_IN_MUL_OVERFLOW_P): New builtins.
18892 * builtins.c: Include gimple-fold.h.
18893 (fold_builtin_arith_overflow): Handle
18894 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
18895 (fold_builtin_3): Likewise.
18896 * doc/extend.texi (Integer Overflow Builtins): Document
18897 __builtin_{add,sub,mul}_overflow_p.
18899 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
18901 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
18902 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
18904 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
18906 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
18907 Rewrite, looking one level down for records and arrays.
18909 2016-06-08 David Malcolm <dmalcolm@redhat.com>
18911 * pretty-print.c: Include "selftest.h".
18912 (pp_format): Fix comment.
18913 (identifier_to_locale): Likewise.
18914 (selftest::test_basic_printing): New function.
18915 (selftest::assert_pp_format): New function.
18916 (selftest::test_pp_format): New function.
18917 (selftest::pretty_print_c_tests): New function.
18918 * selftest-run-tests.c (selftest::run_tests): Call
18919 selftest::pretty_print_c_tests.
18920 * selftest.h (pretty_print_c_tests): New declaration.
18922 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
18924 * invoke.texi (max-loop-headers-insns): Document.
18925 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
18926 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
18927 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
18929 2016-06-08 Richard Biener <rguenther@suse.de>
18931 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
18932 on strided SLP loads and fall back to scalar loads in case
18933 we can't chunk them.
18935 2016-06-08 Richard Biener <rguenther@suse.de>
18937 PR tree-optimization/71452
18938 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
18939 type used for the SSA rewrite has enough precision to cover
18940 the dynamic type of the location.
18942 2016-06-08 Jakub Jelinek <jakub@redhat.com>
18943 Richard Biener <rguenther@suse.de>
18946 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
18947 the same as DECL_P (base0) for indirect_base0. Use equality_code
18948 in one further place.
18950 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
18952 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
18953 to one word if the field is known to overlap other words.
18954 (extract_bit_field_1): Likewise.
18955 (store_split_bit_field): Remove compensating code.
18956 (extract_split_bit_field): Likewise.
18958 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
18962 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
18964 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18966 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
18968 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
18969 (arch64_addpv4sf): Delete.
18970 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
18971 "gen_aarch64_addpv4sf".
18972 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
18974 (vpadds_f32): Likewise.
18975 (vpaddq_f32): Likewise.
18976 (vpaddq_f64): Likewise.
18978 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18980 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
18982 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
18983 to VALLF. Rename to "fabd<mode>3".
18984 "*fabd_scalar<mode>3): Delete.
18985 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
18987 (vabdd_f64): Likewise.
18988 (vabd_f32): Likewise.
18989 (vabd_f64): Likewise.
18990 (vabdq_f32): Likewise.
18991 (vabdq_f64): Likewise.
18993 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18995 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
18997 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
18998 "aarch64_rsqrts<mode>".
18999 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
19000 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
19002 (vrsqrtsd_f64): Likewise.
19003 (vrsqrts_f32): Likewise.
19004 (vrsqrts_f64): Likewise.
19005 (vrsqrtsq_f32): Likewise.
19006 (vrsqrtsq_f64): Likewise.
19008 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19010 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
19012 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
19013 "aarch64_rsqrte<mode>".
19014 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
19015 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
19017 (vrsqrted_f64): Likewise.
19018 (vrsqrte_f32): Likewise.
19019 (vrsqrte_f64): Likewise.
19020 (vrsqrteq_f32): Likewise.
19021 (vrsqrteq_f64): Likewise.
19023 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19025 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
19027 (fcvtzs): Likewise.
19028 (fcvtzu): Likewise.
19029 * config/aarch64/aarch64-simd.md
19030 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
19031 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
19032 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
19034 (vcvt_n_f32_u32): Likewise.
19035 (vcvt_n_s32_f32): Likewise.
19036 (vcvt_n_u32_f32): Likewise.
19037 (vcvtq_n_f32_s32): Likewise.
19038 (vcvtq_n_f32_u32): Likewise.
19039 (vcvtq_n_f64_s64): Likewise.
19040 (vcvtq_n_f64_u64): Likewise.
19041 (vcvtq_n_s32_f32): Likewise.
19042 (vcvtq_n_s64_f64): Likewise.
19043 (vcvtq_n_u32_f32): Likewise.
19044 (vcvtq_n_u64_f64): Likewise.
19045 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
19046 (VSDQ_SDI): Likewise.
19047 (fcvt_target): Support V4DI, V4SI and V2SI.
19048 (FCVT_TARGET): Likewise.
19050 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19052 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
19053 (TYPES_BINOP_SUS): Likewise.
19054 (aarch64_simd_builtin_data): Update include file name.
19055 (aarch64_builtins): Likewise.
19056 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
19057 for conversion between scalar float-point and fixed-point.
19059 (fcvtzs): Likewise.
19060 (fcvtzu): Likewise.
19061 * config/aarch64/aarch64.md
19062 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
19063 pattern for conversion between scalar float to fixed-pointer.
19064 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
19065 (UNSPEC_FCVTZS): New UNSPEC enumeration.
19066 (UNSPEC_FCVTZU): Likewise.
19067 (UNSPEC_SCVTF): Likewise.
19068 (UNSPEC_UCVTF): Likewise.
19069 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
19071 (vcvtd_n_f64_u64): Likewise.
19072 (vcvtd_n_s64_f64): Likewise.
19073 (vcvtd_n_u64_f64): Likewise.
19074 (vcvtd_n_f32_s32): Likewise.
19075 (vcvts_n_f32_u32): Likewise.
19076 (vcvtd_n_s32_f32): Likewise.
19077 (vcvts_n_u32_f32): Likewise.
19078 * config/aarch64/iterators.md (fcvt_target): Support integer to float
19080 (FCVT_TARGET): Likewise.
19081 (FCVT_FIXED2F): New iterator.
19082 (FCVT_F2FIXED): Likewise.
19083 (fcvt_fixed_insn): New define_int_attr.
19085 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19087 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
19088 some statements was removed.
19090 2016-06-08 Alan Hayward <alan.hayward@arm.com>
19092 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
19093 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
19094 (vect_can_advance_ivs_p): likewise.
19095 (vect_update_ivs_after_vectorizer): likewise.
19096 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
19097 (vect_analyze_scalar_cycles_1): likewise.
19098 (vect_analyze_loop_operations): likewise.
19099 (report_vect_op): likewise.
19100 (vect_is_slp_reduction): likewise.
19101 (vect_is_simple_reduction): likewise.
19102 (get_initial_def_for_induction): likewise.
19103 (vect_transform_loop): likewise.
19104 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
19105 (vect_recog_sad_pattern): likewise.
19106 (vect_recog_widen_sum_pattern): likewise.
19107 (vect_recog_widening_pattern): likewise.
19108 (vect_recog_divmod_pattern): likewise.
19109 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
19110 (vect_analyze_slp_instance): likewise.
19111 (vect_transform_slp_perm_load): likewise.
19112 (vect_schedule_slp_instance): likewise.
19114 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19116 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
19117 (return_prediction): PRED_CONST_RETURN predict return as not taken.
19118 * predict.def (PRED_CONTINUE): Change hitrate 50->67
19119 (PRED_LOOP_BRANCH): Document predictor as broken.
19120 (PRED_LOOP_EXIT): Change hitrate 91->92.
19121 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
19122 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
19123 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
19124 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
19125 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
19126 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
19127 (PRED_CALL): Chane hitrate 71->67.
19128 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
19129 (PRED_GOTO): Document as unused right now.
19130 (PRED_CONST_RETURN): Change hitrate 67->69
19131 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
19132 (PRED_NULL_RETURN): Change hitrate 91->90.
19133 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
19134 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
19135 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
19137 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
19139 * config/rs6000/altivec.h: Add __builtin_vec_mul.
19140 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
19141 special case Altivec builtin.
19142 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
19143 VSX_BUILTIN_VEC_MUL (replaced with special case code).
19144 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
19145 code for ALTIVEC_BUILTIN_VEC_MUL.
19146 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
19147 for __builtin_vec_mul.
19149 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
19151 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
19154 2016-06-07 David Malcolm <dmalcolm@redhat.com>
19156 * spellcheck.c (selftest::test_find_closest_string): New function.
19157 (spellcheck_c_tests): Call the above.
19159 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19161 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
19163 2016-06-07 Jakub Jelinek <jakub@redhat.com>
19165 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
19166 Yv=Yv,C alternatives.
19168 2016-06-07 Richard Biener <rguenther@suse.de>
19171 * common.opt (ffast-math): Make Optimization.
19173 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
19174 Prachi Godbole <prachi.godbole@imgtec.com>
19176 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
19177 `fabs' and `fneg' type attributes.
19178 (p5600_fpu_fabs): Add `fmove' to the comment.
19180 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19182 * gimple.c: Include builtins.h
19183 (gimple_inexpensive_call_p): New function.
19184 * gimple.h (gimple_inexpensive_call_p): Declare.
19185 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
19186 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
19189 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
19191 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
19192 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
19193 warning_at_rich_loc, warning_n, pedwarn, permerror,
19194 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
19195 sorry, fatal_error, internal_error, internal_error_no_backtrace):
19198 2016-06-07 Richard Biener <rguenther@suse.de>
19200 PR tree-optimization/71428
19201 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
19202 BIT_FIELD_REF op vs. load.
19204 2016-06-07 Richard Biener <rguenther@suse.de>
19206 PR middle-end/71423
19207 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
19210 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
19212 * config/pa/pa.md (call): Generate indirect long calls to non-local
19213 functions on TARGET_64BIT.
19214 (call_value): Likewise.
19216 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
19218 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
19219 pattern and subsequent splitters.
19220 (call_val_reg_64bit_post_reload): Likewise.
19222 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
19224 PR middle-end/71408
19225 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
19226 propagate_op_to_single_use.
19228 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
19230 PR middle-end/71281
19231 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
19233 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
19235 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
19236 (enum x86_dirflag_state): New enum.
19237 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
19238 (machine_function): Remove needs_cld.
19239 (ix86_current_function_needs_cld): Remove.
19240 * config/i386/i386.c (ix86_set_func_type): Set
19241 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
19242 (ix86_expand_prologue): Do not emit CLD here.
19243 (ix86_dirflag_mode_needed): New function.
19244 (ix86_dirflag_mode_entry): Ditto.
19245 (ix86_mode_needed): Handle X86_DIRFLAG entity.
19246 (ix86_mode_after): Ditto.
19247 (ix86_mode_entry): Ditto.
19248 (ix86_mode_exit): Ditto.
19249 (ix86_emit_mode_set): Ditto.
19250 * config/i386/i386.md (strmov_singleop): Set
19251 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
19252 Do not set ix86_current_function_needs_cld.
19254 (strset_singleop): Ditto.
19256 (cmpstrnqi_nz_1): Ditto.
19257 (cmpstrnqi_1): Ditto.
19258 (strlenqi_1): Ditto.
19260 2016-06-06 Jakub Jelinek <jakub@redhat.com>
19262 PR tree-optimization/71259
19263 * tree-vect-slp.c (vect_get_constant_vectors): For
19264 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
19265 one for constant op, and use COND_EXPR for non-constant.
19267 2016-06-06 David Malcolm <dmalcolm@redhat.com>
19269 * Makefile.in (OBJS): Add function-tests.o,
19270 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
19271 selftest-run-tests.o.
19272 (OBJS-libcommon): Add selftest.o.
19273 (OBJS-libcommon-target): Add selftest.o.
19274 (all.internal): Add "selftest".
19275 (all.cross): Likewise.
19276 (selftest): New phony target.
19277 (s-selftest): New target.
19278 (selftest-gdb): New phony target.
19279 (COLLECT2_OBJS): Add selftest.o.
19280 * bitmap.c: Include "selftest.h".
19281 (selftest::test_gc_alloc): New function.
19282 (selftest::test_set_range): New function.
19283 (selftest::test_clear_bit_in_middle): New function.
19284 (selftest::test_copying): New function.
19285 (selftest::test_bitmap_single_bit_set_p): New function.
19286 (selftest::bitmap_c_tests): New function.
19287 * common.opt (fself-test): New.
19288 * diagnostic-show-locus.c: Include "selftest.h".
19289 (make_range): New function.
19290 (test_range_contains_point_for_single_point): New function.
19291 (test_range_contains_point_for_single_line): New function.
19292 (test_range_contains_point_for_multiple_lines): New function.
19293 (assert_eq): New function.
19294 (test_get_line_width_without_trailing_whitespace): New function.
19295 (selftest::diagnostic_show_locus_c_tests): New function.
19296 * et-forest.c: Include "selftest.h".
19297 (selftest::test_single_node): New function.
19298 (selftest::test_simple_tree): New function.
19299 (selftest::test_disconnected_nodes): New function.
19300 (selftest::et_forest_c_tests): New function.
19301 * fold-const.c: Include "selftest.h".
19302 (selftest::assert_binop_folds_to_const): New function.
19303 (selftest::assert_binop_folds_to_nonlvalue): New function.
19304 (selftest::test_arithmetic_folding): New function.
19305 (selftest::fold_const_c_tests): New function.
19306 * function-tests.c: New file.
19307 * gimple.c: Include "selftest.h".
19308 Include "gimple-pretty-print.h".
19309 (selftest::verify_gimple_pp): New function.
19310 (selftest::test_assign_single): New function.
19311 (selftest::test_assign_binop): New function.
19312 (selftest::test_nop_stmt): New function.
19313 (selftest::test_return_stmt): New function.
19314 (selftest::test_return_without_value): New function.
19315 (selftest::gimple_c_tests): New function.
19316 * hash-map-tests.c: New file.
19317 * hash-set-tests.c: New file.
19318 * input.c: Include "selftest.h".
19319 (selftest::assert_loceq): New function.
19320 (selftest::test_accessing_ordinary_linemaps): New function.
19321 (selftest::test_unknown_location): New function.
19322 (selftest::test_builtins): New function.
19323 (selftest::test_reading_source_line): New function.
19324 (selftest::input_c_tests): New function.
19325 * rtl-tests.c: New file.
19326 * selftest-run-tests.c: New file.
19327 * selftest.c: New file.
19328 * selftest.h: New file.
19329 * spellcheck.c: Include "selftest.h".
19330 (selftest::levenshtein_distance_unit_test_oneway): New function,
19331 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
19332 (selftest::levenshtein_distance_unit_test): Likewise.
19333 (selftest::spellcheck_c_tests): Likewise.
19334 * toplev.c: Include selftest.h.
19335 (toplev::run_self_tests): New.
19336 (toplev::main): Handle -fself-test.
19337 * toplev.h (toplev::run_self_tests): New.
19338 * tree.c: Include "selftest.h".
19339 (selftest::test_integer_constants): New function.
19340 (selftest::test_identifiers): New function.
19341 (selftest::test_labels): New function.
19342 (selftest::tree_c_tests): New function.
19343 * tree-cfg.c: Include "selftest.h".
19344 (selftest::push_fndecl): New function.
19345 (selftest::test_linear_chain): New function.
19346 (selftest::test_diamond): New function.
19347 (selftest::test_fully_connected): New function.
19348 (selftest::tree_cfg_c_tests): New function.
19349 * vec.c: Include "selftest.h".
19350 (selftest::safe_push_range): New function.
19351 (selftest::test_quick_push): New function.
19352 (selftest::test_safe_push): New function.
19353 (selftest::test_truncate): New function.
19354 (selftest::test_safe_grow_cleared): New function.
19355 (selftest::test_pop): New function.
19356 (selftest::test_safe_insert): New function.
19357 (selftest::test_ordered_remove): New function.
19358 (selftest::test_unordered_remove): New function.
19359 (selftest::test_block_remove): New function.
19360 (selftest::reverse_cmp): New function.
19361 (selftest::test_qsort): New function.
19362 (selftest::vec_c_tests): New function.c.
19363 * wide-int.cc: Include selftest.h and wide-int-print.h.
19364 (selftest::from_int <wide_int>): New function.
19365 (selftest::from_int <offset_int>): New function.
19366 (selftest::from_int <widest_int>): New function.
19367 (selftest::assert_deceq): New function.
19368 (selftest::assert_hexeq): New function.
19369 (selftest::test_printing <VALUE_TYPE>): New function template.
19370 (selftest::test_ops <VALUE_TYPE>): New function template.
19371 (selftest::test_comparisons <VALUE_TYPE>): New function template.
19372 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
19374 (selftest::wide_int_cc_tests): New function.
19376 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19378 PR middle-end/37780
19379 * ifcvt.c (noce_try_ifelse_collapse): New function.
19381 (noce_process_if_block): Call noce_try_ifelse_collapse.
19382 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
19383 (simplify_ternary_operation): Use the above to simplify
19384 conditional CLZ/CTZ expressions.
19386 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19388 PR middle-end/37780
19389 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
19390 define_insn_and_split.
19392 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19394 PR middle-end/37780
19395 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
19397 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
19400 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
19401 Implicitly clobber memory for basic asm with non-empty assembler
19402 string. Use targetm.md_asm_adjust also here.
19403 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
19404 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
19405 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
19406 non-empty assembler string.
19407 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
19408 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
19409 (decode_asm_operands): Handle basic asm in PARALLEL block.
19410 (extract_insn): Handle basic asm in PARALLEL block.
19411 * doc/extend.texi: Mention new behavior of basic asm.
19412 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
19413 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
19414 branch_needs_nop_p): Use asm_noperands.
19416 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
19418 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
19419 Include the M7 SPARC DFA scheduler.
19420 New attribute v3pipe.
19421 Annotate insns with v3pipe where appropriate.
19422 Define cpu_feature vis4.
19423 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
19424 Add (V8QI "8") to vbits.
19425 Add insns {add,sub}v8qi3
19426 Add insns ss{add,sub}v8qi3
19427 Add insns us{add,sub}{v8qi,v4hi}3
19428 Add insns {min,max}{v8qi,v4hi,v2si}3
19429 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
19430 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
19431 * config/sparc/niagara4.md: Add a comment explaining the
19432 discrepancy between the documented latenty numbers and the
19434 * config/sparc/niagara7.md: New file.
19435 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
19436 supports SPARC5 and VIS 4.0 instructions.
19437 * configure: Regenerate.
19438 * config.in: Likewise.
19439 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
19440 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
19441 TARGET_CPU_niagara7.
19442 (ASM_CPU64_DEFAULT_SPEC): Likewise.
19443 (CPP_CPU_SPEC): Handle niagara7.
19444 (ASM_CPU_SPEC): Likewise.
19445 * config/sparc/sparc-opts.h (processor_type): Add
19446 PROCESSOR_NIAGARA7.
19447 (mvis4): New option.
19448 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
19449 (AS_NIAGARA7_FLAG): Define.
19450 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
19451 (CPP_CPU64_DEFAULT_SPEC): Likewise.
19452 (CPP_CPU_SPEC): Handle niagara7.
19453 (ASM_CPU_SPEC): Likewise.
19454 * config/sparc/sparc.c (niagara7_costs): Define.
19455 (sparc_option_override): Handle niagara7 and adjust cache-related
19456 parameters with better values for niagara cpus. Also support VIS4.
19457 (sparc32_initialize_trampoline): Likewise.
19458 (sparc_use_sched_lookahead): Likewise.
19459 (sparc_issue_rate): Likewise.
19460 (sparc_register_move_cost): Likewise.
19461 (dump_target_flag_bits): Support VIS4.
19462 (sparc_vis_init_builtins): Likewise.
19463 (sparc_builtins): Likewise.
19464 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
19466 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
19468 * config/sparc/sparc.opt (sparc_processor_type): New value
19470 * config/sparc/visintrin.h (__attribute__): Prototypes for the
19472 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
19474 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
19477 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
19479 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
19481 2016-06-06 Richard Biener <rguenther@suse.de>
19483 PR tree-optimization/71398
19484 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
19487 2016-06-05 James Bowman <james.bowman@ftdichip.com>
19489 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
19490 ft32_expand_prolog, ft32_expand_epilogue):
19491 Handle pretend_args.
19492 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
19493 * config/ft32/ft32.md: Add pretend_returner.
19495 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
19498 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
19499 Copy op1 RTX to avoid invalid sharing.
19500 (ix86_expand_vector_move_misalign): Ditto.
19502 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
19504 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
19507 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
19509 * predict.c (predicted_by_loop_heuristics_p): New function.
19510 (predict_iv_comparison): Use it.
19511 (predict_loops): Walk from innermost loops; do not predict edges
19512 leaving multiple loops multiple times; implement
19513 PRED_LOOP_ITERATIONS_MAX heuristics.
19514 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
19516 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
19518 * cfg.c (check_bb_profile): Do not report mismatched profiles when
19519 only edges out of BB are EH edges.
19521 2016-06-04 Martin Sebor <msebor@redhat.com>
19522 Marcin Baczyński <marbacz@gmail.com>
19525 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
19526 a void expression in a void function.
19528 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
19530 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
19531 aux; dump reasons of decisions.
19532 (should_duplicate_loop_header_p): Likewise.
19533 (do_while_loop_p): Likewise.
19534 (ch_base::copy_headers): Dump asi num insns duplicated.
19536 2016-06-04 Jakub Jelinek <jakub@redhat.com>
19538 PR tree-optimization/71405
19539 * tree-ssa.c (execute_update_addresses_taken): For clobber with
19540 incompatible type, build a new clobber with the right type instead
19541 of building a VIEW_CONVERT_EXPR around it.
19543 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
19545 PR tree-optimization/52171
19546 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
19547 by_pieces_ninsns instead of move_by_pieces_ninsns.
19549 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
19551 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
19552 for reg+reg addressing mode.
19554 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19556 * rs6000-c.c (c/c-tree.h): Add #include.
19557 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
19558 in C++ when found in the base position of vec_ld or vec_st.
19560 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
19562 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
19563 use of profile unless profile status is PROFILE_READ.
19564 * profile.c (compute_branch_probabilities): Set profile status
19565 only after reporting predictor hitrates.
19567 2016-06-03 Joseph Myers <joseph@codesourcery.com>
19571 * common.opt (ffp-int-builtin-inexact): New option.
19572 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
19573 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
19574 (ceil@var{m}2): Document dependence on this option.
19575 * ipa-inline-transform.c (inline_call): Handle
19576 flag_fp_int_builtin_inexact.
19577 * ipa-inline.c (can_inline_edge_p): Likewise.
19578 * config/i386/i386.md (rintxf2): Do not test
19579 flag_unsafe_math_optimizations.
19580 (rint<mode>2_frndint): New define_insn.
19581 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
19582 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
19583 for 387 instead of extending and truncating.
19584 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
19585 !flag_trapping_math instead of flag_unsafe_math_optimizations.
19586 Change to frndint<mode>2_<rounding>.
19587 (frndintxf2_<rounding>_i387): Likewise. Change to
19588 frndint<mode>2_<rounding>_i387.
19589 (<rounding_insn>xf2): Likewise.
19590 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
19591 !flag_trapping_math instead of flag_unsafe_math_optimizations for
19592 x87. Test TARGET_ROUND || !flag_trapping_math ||
19593 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
19594 SSE. Use ROUND_NO_EXC in constant operand of
19595 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
19596 for 387 instead of extending and truncating.
19598 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
19599 Julia Koval <julia.koval@intel.com>
19611 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
19612 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
19613 all registers, except for function return registers if there are
19614 no caller-saved registers.
19615 (ix86_set_func_type): New function.
19616 (ix86_set_current_function): Call ix86_set_func_type to set
19617 no_caller_saved_registers and func_type. Call reinit_regs if
19618 caller-saved registers are changed. Don't allow MPX, SSE, MMX
19619 nor x87 instructions in interrupt handler nor function with
19620 no_caller_saved_registers attribute.
19621 (ix86_function_ok_for_sibcall): Return false if there are no
19622 caller-saved registers.
19623 (type_natural_mode): Don't warn ABI change for MMX in interrupt
19625 (ix86_function_arg_advance): Skip for callee in interrupt handler.
19626 (ix86_function_arg): Return special arguments in interrupt handler.
19627 (ix86_promote_function_mode): Promote pointer to word_mode only
19628 for normal functions.
19629 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
19631 (ix86_epilogue_uses): New function.
19632 (ix86_hard_regno_scratch_ok): Likewise.
19633 (ix86_save_reg): Preserve all registers in interrupt handler
19634 after reload. Preserve all registers, except for function return
19635 registers, if there are no caller-saved registers after reload.
19636 (find_drap_reg): Always use callee-saved register if there are
19637 no caller-saved registers.
19638 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
19639 for interrupt handler.
19640 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
19641 Emit cld instruction if stringops are used in interrupt handler
19642 or interrupt handler isn't a leaf function.
19643 (ix86_expand_epilogue): Generate interrupt return for interrupt
19644 handler and pop the 'ERROR_CODE' off the stack before interrupt
19645 return in exception handler.
19646 (ix86_expand_call): Disallow calling interrupt handler directly.
19647 If there are no caller-saved registers, mark all registers that
19648 are clobbered by the call which returns as clobbered.
19649 (ix86_handle_no_caller_saved_registers_attribute): New function.
19650 (ix86_handle_interrupt_attribute): Likewise.
19651 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
19653 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
19654 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
19655 accumulation in interrupt function if stack may be realigned to
19657 (EPILOGUE_USES): New.
19658 (function_type): New enum.
19659 (machine_function): Add func_type and no_caller_saved_registers.
19660 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
19661 (interrupt_return): New pattern.
19662 * doc/extend.texi: Document x86 interrupt and
19663 no_caller_saved_registers attributes.
19665 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
19667 PR tree-optimization/52171
19668 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
19669 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
19670 Look for constant strings. Move some code to emit_block_cmp_hints
19672 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
19673 * defaults.h (COMPARE_MAX_PIECES): New macro.
19674 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
19675 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
19676 (clear_by_pieces_1): Don't declare. Move definition before use.
19677 (can_do_by_pieces): New static function.
19678 (can_move_by_pieces): Use it. Return bool.
19679 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
19680 OP. All callers changed. Handle COMPARE_BY_PIECES.
19681 (class pieces_addr); New.
19682 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
19683 pieces_addr::adjust, pieces_addr::increment_address,
19684 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
19686 (class op_by_pieces_d): New.
19687 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
19689 (class move_by_pieces_d, class compare_by_pieces_d,
19690 class store_by_pieces_d): New subclasses of op_by_pieces_d.
19691 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
19692 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
19693 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
19694 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
19695 compare_by_pieces_d::finish_mode): New member functions.
19696 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
19698 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
19699 (emit_block_cmp_hints): New function.
19700 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
19701 use the newly defined classes.
19702 * expr.h (by_pieces_constfn): New typedef.
19703 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
19704 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
19705 (move_by_pieces_ninsns): Don't declare.
19706 (can_move_by_pieces): Change return value to bool.
19707 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
19708 (compare_by_pieces_branch_ratio): New hook.
19709 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
19710 (by_pieces_ninsns): Declare.
19711 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
19713 (default_compare_by_pieces_branch_ratio): New function.
19714 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
19715 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
19716 * doc/tm.texi: Regenerate.
19717 * tree-ssa-strlen.c: Include "builtins.h".
19718 (handle_builtin_memcmp): New static function.
19719 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
19720 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
19722 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19724 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
19725 relevant stmts which are simple and invariant.
19726 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
19727 instead of simple and invariant
19729 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19731 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
19732 (vectorizable_reduction): Check for new relevant state.
19733 (vectorizable_live_operation): vectorize live stmts using
19734 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
19735 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
19736 (vect_stmt_relevant_p): Check for stmts which are only used live.
19737 (process_use): Use of a stmt does not inherit it's live value.
19738 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
19739 (vect_analyze_stmt): Check for new relevant state.
19740 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
19741 outside the loop, but not inside it.
19743 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19745 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
19746 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
19747 (vect_get_vec_def_for_operand): Split out code.
19749 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
19751 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
19753 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19755 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
19757 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19759 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
19761 2016-06-03 Jakub Jelinek <jakub@redhat.com>
19763 PR middle-end/71387
19764 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
19765 to noreturn e->callee->decl that has void return type and void
19766 arguments, adjust gimple_call_fntype and remove lhs even if it had
19767 previously addressable type.
19769 2016-06-02 Jeff Law <law@redhat.com>
19771 PR tree-optimization/71328
19772 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
19773 error when checking for a jump back onto the copied path.
19775 2016-06-02 David Malcolm <dmalcolm@redhat.com>
19777 * config/microblaze/microblaze.c (get_branch_target): Add return
19778 NULL_RTX for the non-CALL_P case.
19779 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
19780 (insert_wic): Remove unused local "j".
19782 2016-06-02 Martin Liska <mliska@suse.cz>
19784 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
19786 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
19787 Julia Koval <julia.koval@intel.com>
19789 * function.c (assign_parm_setup_stack): Force source into a
19790 register if needed.
19791 * target.def (function_incoming_arg): Update documentation to
19792 allow arbitrary address computation based on hard register.
19793 * doc/tm.texi: Regenerated.
19795 2016-06-02 Martin Liska <mliska@suse.cz>
19797 * predict.c (combine_predictions_for_bb): Fix first match in
19798 cases where a first predictor contains more than one occurence
19799 in list of predictors. Take the best value in such case.
19801 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19803 PR rtl-optimization/71295
19804 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
19805 offset would go over the size of the inner mode reject it.
19807 2016-06-02 Jakub Jelinek <jakub@redhat.com>
19809 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
19810 x=x,x and v=v,m instead of x=x,m.
19812 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
19813 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
19814 alternative to v=rm,C.
19816 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
19817 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
19818 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
19819 instead of vex for the last two above mentioned alternatives.
19821 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19824 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
19826 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
19828 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
19830 2016-06-01 David Malcolm <dmalcolm@redhat.com>
19832 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
19833 from int to unsigned.
19835 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
19837 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
19838 alternatives, eliminating preferred register class. Add support
19839 for the MTVSRDD instruction in ISA 3.0.
19840 (vsx_splat_v4si_internal): Use splat_input_operand instead of
19841 reg_or_indexed_operand.
19842 (vsx_splat_v4sf_internal): Likewise.
19844 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
19847 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
19848 for loading up all 0's or all 1's.
19850 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
19852 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
19854 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
19856 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
19858 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
19859 * gcc.c (set_source_date_epoch_envvar): New function, sets
19860 the SOURCE_DATE_EPOCH environment variable to the current time.
19862 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
19864 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
19865 the factor for live Phi nodes.
19867 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
19869 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
19870 * tree-parloops.c (parallelize_loops): likewise.
19871 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
19872 tree_unswitch_outer_loop): likewise.
19874 2016-06-01 Jakub Jelinek <jakub@redhat.com>
19876 PR middle-end/71371
19877 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
19878 around creation of the temporary.
19880 2016-06-01 Richard Biener <rguenther@suse.de>
19882 PR tree-optimization/71366
19883 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
19884 (unloop_loops): Move removing edges here ...
19885 (try_unroll_loop_completely): ... from here.
19886 (try_peel_loop): ... and here.
19887 (tree_unroll_loops_completely_1): Track parent loops via
19888 bitmap of header BBs.
19889 (tree_unroll_loops_completely): Adjust for that.
19891 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
19893 * config/rs6000/altivec.h (vec_slv): New macro.
19894 (vec_srv): New macro.
19895 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
19896 (UNSPEC_VSRV): New value.
19899 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
19900 (vsrv): New builtin definition.
19901 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
19902 define argument types for new builtin.
19903 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
19905 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
19908 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
19909 Jocelyn Mayer <l_indien@magic.fr>
19912 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
19913 detect processor family for signature_CENTAUR_ebx.
19914 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
19915 signature_CENTAUR_ebx.
19916 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
19917 <default>: Pass x86-64 for has_longmode.
19919 2016-06-01 Nathan Sidwell <nathan@acm.org>
19921 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
19924 2016-06-01 Richard Biener <rguenther@suse.de>
19926 PR tree-optimization/71261
19927 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
19928 of stmts successfully put in the bool pattern. Remove
19929 single-use restriction.
19930 (adjust_bool_pattern_cast): Add cast at the use site via the
19931 pattern def sequence.
19932 (adjust_bool_pattern): Remove recursion, maintain a hash-map
19933 of patterned defs. Use the pattern def seqence instead of
19934 multiple independent patterns.
19935 (sort_after_uid): New qsort compare function.
19936 (adjust_bool_stmts): New function to process stmts in the bool
19937 pattern in IL order.
19938 (vect_recog_bool_pattern): Adjust.
19939 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
19940 (ifcvt_walk_pattern_tree): Likewise.
19941 (stmt_is_root_of_bool_pattern): Likewise.
19942 (ifcvt_repair_bool_pattern): Likewise.
19943 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
19945 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
19947 * loop-unroll.c (decide_unroll_constant_iterations,
19948 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
19949 likely upper bounds.
19950 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
19952 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
19954 * tree-core.h (enum omp_clause_code): Remove
19955 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
19957 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19959 * config/arm/sync.md (arm_store_exclusive<mode>):
19960 Use 'H' output modifier on operands[2] rather than creating a new
19961 entry in out-of-bounds memory of the operands array.
19962 (arm_store_release_exclusivedi): Likewise.
19964 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19966 * config/arm/arm.c (arm_fusion_enabled_p): New function.
19967 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
19968 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
19969 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
19971 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
19973 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
19974 into account live statements for mask producers.
19976 2016-06-01 Richard Biener <rguenther@suse.de>
19978 PR tree-optimization/71311
19979 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
19980 restrict to non-INTEGER_CST @0.
19982 2016-06-01 Richard Biener <rguenther@suse.de>
19984 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
19985 (relational patterns): Use :c to avoid pattern duplications.
19987 2016-06-01 Richard Biener <rguenther@suse.de>
19989 * genmatch.c (comparison_code_p): New predicate.
19990 (swap_tree_comparison): New function.
19991 (commutate): Add for_vec parameter to append new for entries.
19992 Support commutating relational operators by swapping it alongside
19994 (lower_commutative): Adjust.
19995 (dt_simplify::gen): Do not pass artificial operators to gen
19997 (decision_tree::gen): Do not add artificial operators as parameters.
19998 (parser::parse_expr): Verify operator commutativity when :c is
19999 applied. Allow :C to override this.
20000 * match.pd: Adjust patterns to use :C instead of :c where required.
20002 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
20004 PR tree-optimization/71077
20005 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
20006 the combining step, use boolean_false_node and boolean_true_node
20007 as the designated false/true return values.
20009 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20011 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
20012 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
20013 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
20016 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20018 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
20019 of flags impliying the register renaming.
20020 * toplev.c (process_options): Do not imply flag_rename_registers with
20023 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20025 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
20026 default implementation.
20028 2016-05-31 Nathan Sidwell <nathan@acm.org>
20030 * dwarf2out.c (cur_line_info_table): Add GTY marker.
20032 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20034 * config/sh/constraints.md (b): Remove constraint.
20035 * config/sh/predicates.md (arith_reg_operand): Remove
20037 * config/sh/sh-modes.def (PDI): Remove.
20038 * config/sh/sh.c (sh_target_reg_class,
20039 sh_optimize_target_register_callee_saved): Remove functions.
20040 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
20041 (sh_expand_epilogue): Update comment.
20042 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
20043 sh_secondary_reload): Remove TARGET_REGS related code.
20044 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
20045 TARGET_REGISTER_P): Remove macros.
20046 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
20047 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
20048 TR1_REG, TR2_REG): Remove constants.
20049 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
20051 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20053 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
20054 define_expand patterns.
20055 (adddi3_compact): Rename to adddi3.
20056 (subdi3_compact): Rename to subdi3.
20057 (*negdi2): Rename to negdi2.
20058 (*abs<mode>2): Rename to abs<mode>2.
20060 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20062 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
20063 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
20064 (atomic_sub_fetchsi): ... this new pattern.
20065 (mvtc): Add CC_REG clobber.
20067 2016-05-31 Marek Polacek <polacek@redhat.com>
20069 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
20071 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20073 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
20074 aarch64_fusion_enabled_p to check for fusion capabilities.
20076 2016-05-31 Richard Biener <rguenther@suse.de>
20078 PR tree-optimization/71352
20079 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
20080 minus one and a negate.
20082 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20084 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
20085 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
20087 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
20088 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
20089 Remove use of aarch64_simd_attr_length_move, set length attribute
20091 (*aarch64_be_movoi): Likewise.
20092 (*aarch64_be_movci): Likewise.
20093 (*aarch64_be_movxi): Likewise.
20095 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20097 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
20098 It no longer does that.
20099 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
20101 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
20103 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
20104 attribute __unused__.
20106 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
20108 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
20109 * config/arm/arm.c (arm_arch_thumb1): Define.
20110 (arm_option_override): Initialize arm_arch_thumb1.
20111 * config/arm/arm.h (arm_arch_thumb1): Declare.
20112 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
20113 support Thumb-1 ISA.
20115 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
20118 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
20119 `Yv' for scalar operand.
20121 2016-05-31 Tom de Vries <tom@codesourcery.com>
20123 PR tree-optimization/69068
20124 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
20125 phis with more than two args.
20127 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
20129 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
20130 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
20133 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
20135 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
20137 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
20139 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
20140 cpu_32, cpu_64, tune_32 and tune_64.
20141 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
20143 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
20145 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
20147 2016-05-30 Andi Kleen <ak@linux.intel.com>
20149 * auto-profile.c (read_profile): Replace asserts with errors
20150 when file does not exist.
20151 * gcov-io.c (gcov_read_words): Dito.
20153 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20155 * tree-cfg.c (print_loop): Print likely upper bounds.
20157 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20159 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
20160 * opts.c (default_options): Enable peel loops at -O3.
20161 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
20162 (try_peel_loop): Do not re-peel already peeled loops;
20163 use likely upper bounds; fix profile updating.
20164 (pass_complete_unroll::execute): Initialize peeled_loops.
20166 2016-05-30 Martin Liska <mliska@suse.cz>
20168 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
20169 computed costs by frequency of BB they belong to.
20170 (get_scaled_computation_cost_at): New function.
20172 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
20173 Marc Glisse <marc.glisse@inria.fr>
20175 PR tree-optimization/71289
20176 * match.pd (-1 / B < A, A > -1 / B): New transformations.
20178 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20180 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
20182 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20184 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
20185 for peeled copies; avoid underflow when updating estimates; correctly
20186 scale loop profile.
20188 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
20190 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
20191 r236875. Corrected oe3 to oe2 as obvious.
20193 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
20195 PR middle-end/71269
20196 PR middle-end/71252
20197 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
20198 that inserted stmt will not dominate stmts that defines its operand.
20199 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
20200 (rewrite_expr_tree_parallel): Likewise.
20202 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
20204 PR middle-end/71252
20205 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
20206 all fields including stmt_to_insert are swapped.
20208 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20210 * predict.h (force_edge_cold): Declare.
20211 * predict.c (force_edge_cold): New function.
20212 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
20214 (canonicalize_loop_induction_variables): Fix formating.
20216 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
20218 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
20219 (visium_expand_copysign): Use gen_int_mode directly.
20220 (visium_compute_frame_size): Minor tweaks.
20222 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20224 * tree-vect-loop.c (vect_analyze_loop_2): Use
20225 likely_max_stmt_executions_int.
20227 2016-05-30 Tom de Vries <tom@codesourcery.com>
20229 PR tree-optimization/69067
20230 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
20232 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
20235 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
20236 New peepholes to remove unneeded fild/fistp pairs.
20237 (define_peephole2 atomic_loaddi_fpu): Ditto.
20239 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20241 * predict.c (maybe_hot_frequency_p): Avoid division.
20243 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
20245 * doc/install.texi: Use https for shop.fsf.org.
20247 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20249 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
20250 likely_max_stmt_executions_int.
20252 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20254 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
20255 likely_max_stmt_executions_int.
20257 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20259 * profile.c (compute_branch_probabilities): Do not report hitrates
20261 (branch_prob): Report hitrates here.
20262 * predict.c (gimple_predict_edge): Do not assert profile status;
20263 fix formatting issues.
20265 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20267 * predict.c (edge_predicted_by_p): New function.
20268 (predict_paths_for_bb): Do not put multiple predictions of the same type
20271 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20273 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
20276 2016-05-28 Alan Modra <amodra@gmail.com>
20278 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
20280 2016-05-28 Alan Modra <amodra@gmail.com>
20282 PR rtl-optimization/71275
20283 * ira.c (ira): Free dominance info.
20285 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
20287 * doc/sourcebuild.texi: New address for upstream Go repository.
20289 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
20291 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
20292 (TARGET_ARM_V7M): Likewise.
20294 2016-05-26 Jeff Law <law@redhat.com>
20296 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
20297 (thread_across_edge): Remove calls to find_jump_threads_backwards.
20298 * passes.def: Add jump threading passes before DOM/VRP.
20299 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
20300 argument to a basic block from an edge. Remove tests which are
20302 (pass_data_thread_jumps, class pass_thread_jumps): New.
20303 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
20304 (make_pass_thread_jumps): Likewise.
20305 * tree-pass.h (make_pass_thread_jumps): Declare.
20307 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
20309 * config/visium/visium-protos.h (split_double_move): Rename into...
20310 (visium_split_double_move): ...this.
20311 (visium_split_double_add): Declare.
20312 * config/visium/visium.c (split_double_move): Rename into...
20313 (visium_split_double_move): ...this.
20314 (visium_split_double_add): New function.
20315 (visium_expand_copysign): Renumber operands for consistency.
20316 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
20317 (DFmode move splitter): Likewise.
20318 (*addi3_insn): Split by means of visium_split_double_add.
20319 (*adddi3_insn_flags): Delete.
20320 (*plus_plus_sltu<subst_arith>): New insn.
20321 (*subdi3_insn): Split by means of visium_split_double_add.
20322 (subdi3_insn_flags): Delete.
20323 (*minus_minus_sltu<subst_arith>): New insn.
20324 (*negdi2_insn): Split by means of visium_split_double_add.
20325 (*negdi2_insn_flags): Delete.
20327 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
20329 * configure.ac: Treat a --with-headers option without argument
20330 the same as the default (i.e. consult sys-include directory).
20331 * configure: Regenerate.
20333 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20335 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
20336 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
20338 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
20339 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
20341 2016-05-27 Jiong Wang <jiong.wang@arm.com>
20344 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
20345 tree-stdarg analysis results.
20346 (aarch64_setup_incoming_varargs): Likewise.
20348 2016-05-27 Jiong Wang <jiong.wang@arm.com>
20350 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
20351 va_list_gpr_counter_field and va_list_fpr_counter_field.
20353 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
20356 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
20357 * config/aarch64/aarch64.c
20358 (aarch64_cannot_change_mode_class): Remove function.
20359 * config/aarch64/aarch64-protos.h
20360 (aarch64_cannot_change_mode_class): Remove.
20362 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20364 * cfgloop.c (record_niter_bound): Record likely upper bounds.
20365 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
20366 get_likely_max_loop_iterations_int): New.
20367 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
20368 any_likely_upper_bound.
20369 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
20371 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
20372 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
20374 (unroll_loop_constant_iterations): Likewise.
20375 (unroll_loop_runtime_iterations): Likewise.
20376 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
20377 * lto-streamer-out.c (output_cfg): Likewise.
20378 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
20380 (canonicalize_loop_induction_variables): Dump likely upper bounds.
20381 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
20382 (likely_max_loop_iterations): New.
20383 (likely_max_loop_iterations_int): New.
20384 (likely_max_stmt_executions): New.
20385 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
20386 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
20387 likely_max_stmt_executions): Declare.
20389 2016-05-27 Marek Polacek <polacek@redhat.com>
20391 PR middle-end/71308
20392 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
20394 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20396 * config/s390/s390.md (2x risbg splitters): Use
20397 reg_overlap_mentioned_p instead of rtx_equal_p.
20399 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
20401 * combine.c (make_compound_operation): Take known zero bits into
20402 account when checking for possible zero_extend.
20404 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20406 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
20407 Use const_int_operand for operand 2 predicate. Simplify expand code
20410 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
20412 PR middle-end/71279
20413 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
20416 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20418 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
20419 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
20420 that returns CC_SESWPmode and CC_ZESWPmode.
20421 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
20423 (aarch64_rtx_costs): Likewise.
20425 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
20427 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
20428 for ISA 3.0 min/max support.
20429 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
20430 conditional move support.
20431 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
20432 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
20434 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
20435 conditional moves where the comparison type is different from move
20437 (fp_minmax): New code iterator for smin/smax.
20438 (minmax): New code attributes for min/max.
20439 (SMINMAX): Likewise.
20440 (smax<mode>3): Combine min, max insns into one insn using the
20441 fp_minmax code iterator. Add support for ISA 3.0 min/max
20442 instructions that don't need -ffast-math.
20443 (s<minmax><mode>3): Likewise.
20444 (smax<mode>3_vsx): Likewise.
20445 (smin<mode>3): Likewise.
20446 (s<minmax><mode>3_vsx): Likewise.
20447 (smin<mode>3_vsx): Likewise.
20448 (pre-VSX min/max splitters): Likewise.
20449 (s<minmax><mode>3_fpr): Likewise.
20450 (movsfcc): Rewrite floating point conditional moves to combine
20451 SFmode/DFmode into a single insn.
20452 (mov<mode>cc): Likewise.
20453 (movdfcc): Likewise.
20454 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
20455 SFDF2 iterators to handle all combinations.
20456 (fseldfsf4): Likewise.
20457 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
20458 (fseldfdf4): Likewise.
20459 (fselsfdf4): Likewise.
20460 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
20461 comparison instructions that set a 0/-1 mask, and use it for
20462 floating point conditional move via XXSEL.
20463 (fpmask<mode>): Likewise.
20464 (xxsel<mode>): Likewise.
20465 * config/rs6000/predicates.md (min_max_operator): Delete, no
20467 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
20468 instructions that generate a 0/-1 mask for use with XXSEL.
20469 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
20470 say whether floating point min/max is available, either through
20471 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
20472 (TARGET_MINMAX_DF): Likewise.
20474 2016-05-27 Alan Modra <amodra@gmail.com>
20476 PR rtl-optimization/71275
20477 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
20478 for update_equiv_regs and combine_and_move_insns.
20480 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
20482 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
20483 if_then_else or cond RTXes to calculate attribute value.
20484 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
20485 <attr "length_immediate>: Ditto.
20486 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
20487 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
20488 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
20489 <attr "type">: Ditto.
20490 <attr "prefix_data16">: Ditto.
20491 <attr "prefix_extra">: Ditto.
20492 <attr "length_immediate">: Ditto.
20493 <attr "prefix">: Ditto.
20494 (vec_set<mode>_0) <attr "isa">: Ditto.
20495 <attr "prefix_extra">: Ditto.
20496 <attr "length_immediate">: Ditto.
20497 <attr "prefix">: Ditto.
20498 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
20499 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
20500 (sse2_storelpd) <attr "prefix_data16">: Ditto.
20501 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
20502 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
20503 <attr "length_immediate">: Ditto.
20504 <attr "prefix">: Ditto.
20505 (sse2_movsd) <attr "length_immediate">: Ditto.
20506 <attr "prefix">: Ditto.
20507 (vec_concatv2df) <attr "isa">: Ditto.
20508 <attr "prefix">: Ditto.
20509 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
20510 (*vec_extractv2di_1) <attr "isa">: Ditto.
20511 <attr "type">: Ditto.
20512 <attr "length_immediate">: Ditto.
20513 <attr "prefix_rex">: Ditto.
20514 <attr "prefix_extra">: Ditto.
20515 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
20516 <attr "prefix_extra">: Ditto.
20517 <attr "length_immediate">: Ditto.
20518 (vec_concatv2di) <attr "isa">: Ditto.
20519 <attr "prefix_extra">: Ditto.
20520 <attr "length_immediate">: Ditto.
20521 <attr "prefix">: Ditto.
20523 2016-05-26 Martin Liska <mliska@suse.cz>
20525 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
20527 (operator+): Likewise.
20528 (operator-): Likewise.
20529 (comp_cost::operator+=): Likewise.
20530 (comp_cost::operator-=): Likewise.
20531 (comp_cost::operator/=): Likewise.
20532 (comp_cost::operator*=): Likewise.
20533 (operator<): Likewise.
20534 (operator==): Likewise.
20535 (operator<=): Likewise.
20536 (new_cost): Remove.
20537 (infinite_cost_p): Likewise.
20538 (add_costs): Likewise.
20539 (sub_costs): Likewise.
20540 (compare_costs): Likewise.
20541 (set_group_iv_cost): Use the newly introduced functions.
20542 (get_address_cost): Likewise.
20543 (get_shiftadd_cost): Likewise.
20544 (force_expr_to_var_cost): Likewise.
20545 (split_address_cost): Likewise.
20546 (ptr_difference_cost): Likewise.
20547 (difference_cost): Likewise.
20548 (get_computation_cost_at): Likewise.
20549 (determine_group_iv_cost_generic): Likewise.
20550 (determine_group_iv_cost_address): Likewise.
20551 (determine_group_iv_cost_cond): Likewise.
20552 (autoinc_possible_for_pair): Likewise.
20553 (determine_group_iv_costs): Likewise.
20554 (cheaper_cost_pair): Likewise.
20555 (iv_ca_recount_cost): Likewise.
20556 (iv_ca_set_no_cp): Likewise.
20557 (iv_ca_set_cp): Likewise.
20558 (iv_ca_cost): Likewise.
20559 (iv_ca_new): Likewise.
20560 (iv_ca_dump): Likewise.
20561 (iv_ca_narrow): Likewise.
20562 (iv_ca_prune): Likewise.
20563 (iv_ca_replace): Likewise.
20564 (try_add_cand_for): Likewise.
20565 (try_improve_iv_set): Likewise.
20566 (find_optimal_iv_set): Likewise.
20568 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
20570 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
20571 that internal functions will clobber all caller-saved registers.
20573 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
20575 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
20576 Return a better case_values_threshold when optimizing.
20578 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
20580 * config/aarch64/aarch64-simd.md (aarch64_combinez):
20581 Add ? to integer variant.
20582 (aarch64_combinez_be): Likewise.
20584 2016-05-26 Jakub Jelinek <jakub@redhat.com>
20586 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
20587 instead of x constraint.
20588 (vcvtps2ph256<mask_name>): Likewise.
20590 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
20591 alternative. Formatting fix.
20593 * config/i386/sse.md
20594 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
20596 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
20597 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
20598 maybe_evex prefix instead of vex.
20599 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
20600 EXT_REX_SSE_REG_P (op0) case in the splitter.
20602 2016-05-25 Jeff Law <law@redhat.com>
20604 PR tree-optimization/71272
20605 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
20606 Update comments. Add test for empty path.
20608 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
20610 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
20611 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
20612 special case builtin.
20613 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
20614 code for ALTIVEC_BUILTIN_VEC_CMPNE.
20615 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
20616 for __builtin_vec_cmpne.
20618 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
20620 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
20621 redundant test and bail out if the type of the new operand is not
20622 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
20624 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
20626 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
20627 (x_ix86_target_flags_explicit): Remove.
20628 * config/i386/i386.c (ix86_function_specific_save): Do not copy
20629 x_ix86_target_flags_explicit.
20630 (ix86_function_specific_restore): Ditto.
20632 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
20633 H.J. Lu <hongjiu.lu@intel.com>
20636 * common/config/i386/i386-common.c
20637 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
20638 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
20639 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
20640 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
20641 (-mgeneral-regs-only): Add new option.
20642 * config/i386/i386.c (ix86_option_override_internal): Don't enable
20643 x87 instructions if only general registers are allowed.
20644 (ix86_target_string): Add ix86_flags argument. Handle additional
20645 flags options through ix86_flags argument. Update all callers.
20646 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
20648 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20650 PR rtl-optimization/66940
20651 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
20652 decrementing desired_val will not overflow before performing these
20655 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
20657 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
20658 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
20659 * config/i386/i386.c (enum ix86_builtins): Add
20660 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
20661 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
20662 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
20663 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
20664 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
20665 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
20666 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
20667 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
20668 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
20669 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
20670 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
20671 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
20672 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
20673 __builtin_ia32_cvtps2dq512_mask.
20674 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
20675 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
20676 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
20677 * config/i386/sse.md
20678 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
20680 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
20681 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
20683 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
20684 (avx512f_vec_pack_sfix_v8df): New define_expand.
20685 (avx512f_roundpd512): Rename to ...
20686 (avx512f_round<castmode>512): ... this. Change iterator.
20687 (avx512f_roundps512_sfix): New define_expand.
20688 (round<mode>2_sfix): Change iterator.
20690 2016-05-25 Nick Clifton <nickc@redhat.com>
20692 * config/msp430/msp430.c (msp430_attr): Produce an error if a
20693 static interrupt handler is detected.
20694 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
20695 default linker script.
20696 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
20697 the low part of a symbolic pointer.
20699 2016-05-25 Richard Biener <rguenther@suse.de>
20701 PR tree-optimization/71261
20702 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
20703 interesting stmt instead of immediate uses when looking
20704 for the use operand to replace.
20706 2016-05-25 Martin Liska <mliska@suse.cz>
20708 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
20710 2016-05-25 Richard Biener <rguenther@suse.de>
20712 PR tree-optimization/71264
20713 * tree-vect-stmts.c (vect_init_vector): Properly deal with
20716 2016-05-25 Martin Liska <mliska@suse.cz>
20718 PR tree-optimization/71239
20719 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
20720 if DECL_SIZE is NULL.
20722 2016-05-25 Richard Biener <rguenther@suse.de>
20724 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
20725 * tree-if-conv.c (pass_data_if_conversion): Use it.
20727 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
20729 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
20730 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
20731 * varpool.c (varpool_node::get_availability): Likewise.
20733 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
20735 * config/rs6000/altivec.md (VNEG iterator): New iterator for
20736 VNEGW/VNEGD instructions.
20737 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
20738 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
20739 support for ISA 3.0 VNEGW/VNEGD instructions.
20741 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
20743 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
20744 pointers inside OACC_DATA regions.
20745 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
20746 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
20747 (gimplify_adjust_omp_clauses): Fix typo in comment.
20749 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
20751 * config/rs6000/altivec.md (VParity): New mode iterator for vector
20752 parity built-in functions.
20753 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
20755 (p9v_parity<mode>2): Likewise.
20756 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
20758 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
20759 (parity<mode>2): ISA 3.0 expander for vector parity.
20760 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
20762 (BU_P9_64BIT_MISC_0): Likewise.
20763 (BU_P9_MISC_0): Likewise.
20764 (BU_P9V_AV_1): Likewise.
20765 (BU_P9V_AV_2): Likewise.
20766 (BU_P9V_AV_3): Likewise.
20767 (BU_P9V_AV_P): Likewise.
20768 (BU_P9V_VSX_1): Likewise.
20769 (BU_P9V_OVERLOAD_1): Likewise.
20770 (BU_P9V_OVERLOAD_2): Likewise.
20771 (BU_P9V_OVERLOAD_3): Likewise.
20772 (VCTZB): Add vector count trailing zeros support.
20776 (VPRTYBD): Add vector parity support.
20777 (VPRTYBQ): Likewise.
20778 (VPRTYBW): Likewise.
20779 (VCTZ): Add overloaded vector count trailing zeros support.
20780 (VPRTYB): Add overloaded vector parity support.
20781 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
20782 overloaded vector count trailing zeros and parity instructions.
20783 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
20784 vector parity support.
20785 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
20786 trailing zeros support.
20787 (vec_cntlz): Likewise.
20788 (vec_vctzb): Likewise.
20789 (vec_vctzd): Likewise.
20790 (vec_vctzh): Likewise.
20791 (vec_vctzw): Likewise.
20792 (vec_vprtyb): Add ISA 3.0 vector parity support.
20793 (vec_vprtybd): Likewise.
20794 (vec_vprtybw): Likewise.
20795 (vec_vprtybq): Likewise.
20796 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
20797 the ISA 3.0 vector count trailing zeros and vector parity built-in
20800 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
20802 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
20803 when there is stmt_to_insert.
20805 2016-05-24 Martin Sebor <msebor@redhat.com>
20808 * tree.h (complete_or_array_type_p): New inline function.
20810 2016-05-24 Jakub Jelinek <jakub@redhat.com>
20812 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
20813 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
20814 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
20816 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
20817 Limit 1st alternative to noavx isa, split 2nd alternative into one
20818 noavx and one avx alternative, use *x and Bm in the former and
20819 x and m in the latter.
20821 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
20822 of sse4 for the first alternative, drop %v from the template
20823 and d operand modifier. Split second alternative into one sse4_noavx
20824 and one avx alternative, use *x instead of *v in the former and v
20825 instead of *v in the latter.
20826 (*sse4_1_extractps): Use noavx isa instead of * for the first
20827 alternative, drop %v from the template. Split second alternative into
20828 one noavx and one avx alternative, use *x instead of *v in the
20829 former and v instead of *v in the latter.
20830 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
20831 with noavx and the last one with avx.
20832 (sse4_1_phminposuw): Guard first alternative with noavx isa,
20833 split the second one into one noavx and one avx alternative,
20834 use *x and Bm in the former and x and m in the latter one.
20835 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
20838 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
20839 first two alternatives to noavx, use *x instead of *v in the second
20840 one, add avx alternative without *.
20841 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
20842 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
20843 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
20845 2016-05-24 Jeff Law <law@redhat.com>
20847 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
20848 New function, extracted from...
20849 (fsm_find_control_statement_thread_paths): Here. Use the new function.
20850 Allow simple copies and constant initializations in the SSA chain.
20852 2016-05-24 Marek Polacek <polacek@redhat.com>
20855 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
20858 2016-05-24 Jakub Jelinek <jakub@redhat.com>
20861 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
20862 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
20863 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
20864 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
20865 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
20867 2016-05-24 Richard Biener <rguenther@suse.de>
20869 PR tree-optimization/71240
20870 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
20873 2016-05-24 Richard Biener <rguenther@suse.de>
20875 PR tree-optimization/71230
20876 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
20878 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
20880 * tree-vectorizer.h (vectorizable_comparison): Delete.
20881 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
20882 PURE_SLP_STMT check.
20883 * tree-vect-stmts.c (vectorizable_call): Likewise.
20884 (vectorizable_simd_clone_call): Likewise.
20885 (vectorizable_conversion): Likewise.
20886 (vectorizable_assignment): Likewise.
20887 (vectorizable_shift): Likewise.
20888 (vectorizable_operation): Likewise.
20889 (vectorizable_load): Likewise.
20890 (vectorizable_condition): Likewise.
20891 (vectorizable_store): Likewise. Assert that we don't have
20893 (vectorizable_comparison): Make static. Remove redundant
20894 PURE_SLP_STMT check.
20895 (vect_transform_stmt): Assert that we always have an slp_node
20898 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20900 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
20901 operands[2] against 1 with comparison against CONST1_RTX.
20902 (<shift>di3_neon): Likewise.
20903 * config/arm/predicates.md (const0_operand): Replace with comparison
20904 against CONST0_RTX.
20906 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20908 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
20909 operands[2] against 1 with comparison against CONST1_RTX.
20910 (ashrdi3): Likewise.
20911 (lshrdi3): Likewise.
20912 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
20914 (ashrsi3): Likewise.
20915 (lshrsi3): Likewise.
20916 (rotrsi3): Likewise.
20917 (define_split above *compareqi_eq0): Likewise.
20918 (define_split above "prologue"): Likewise.
20919 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
20920 * config/arm/predicates.md (shift_operator): Likewise.
20921 (shift_nomul_operator): Likewise.
20922 (sat_shift_operator): Likewise.
20923 (thumb1_cmp_operand): Likewise.
20924 (const_neon_scalar_shift_amount_operand): Replace manual range
20925 check with IN_RANGE.
20926 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
20927 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
20929 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20931 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
20932 with HOST_WIDE_INT_1.
20934 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
20935 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
20936 (arm_canonicalize_comparison): Likewise.
20937 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
20939 (thumb1_size_rtx_costs): Likewise.
20940 (vfp_const_double_index): Replace cast of 1 to unsigned
20941 HOST_WIDE_INT with HOST_WIDE_INT_1U.
20942 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
20944 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
20945 HOST_WIDE_INT with HOST_WIDE_INT_1U.
20946 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
20947 HOST_WIDE_INT with HOST_WIDE_INT_1.
20949 2016-05-24 Marek Polacek <polacek@redhat.com>
20951 * tree-cfg.h (should_remove_lhs_p): New predicate.
20952 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
20953 * gimplify.c (gimplify_modify_expr): Likewise.
20954 * tree-cfg.c (verify_gimple_call): Likewise.
20955 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
20956 * gimple-fold.c: Include "tree-cfg.h".
20957 (gimple_fold_call): Use should_remove_lhs_p.
20959 2016-05-24 Richard Biener <rguenther@suse.de>
20961 PR tree-optimization/71253
20962 * cfganal.h (control_dependences): Make robust against edge
20964 (control_dependences::control_dependences): Remove edge_list argument.
20965 (control_dependences::get_edge): Remove.
20966 (control_dependences::get_edge_src): Add.
20967 (control_dependences::get_edge_dest): Likewise.
20968 (control_dependences::m_el): Make a vector of edge src/dest index.
20969 * cfganal.c (control_dependences::find_control_dependence): Adjust.
20970 (control_dependences::control_dependences): Likewise.
20971 (control_dependences::~control_dependence): Likewise.
20972 (control_dependences::get_edge): Remove.
20973 (control_dependences::get_edge_src): Add.
20974 (control_dependences::get_edge_dest): Likewise.
20975 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
20977 (perform_tree_ssa_dce): Adjust.
20978 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
20980 (pass_loop_distribution::execute): Adjust. Do loop destroying
20981 conditional on changed.
20983 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20986 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
20987 return. Reindent transformation comment and mention the ARM state
20990 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
20992 PR middle-end/71252
20993 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
20994 after build_and_add_sum creates new use stmt.
20996 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
20998 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
20999 load_lanes/grouped_load classification comes first. Don't check
21000 whether the vectorization factor is a multiple of the group size
21003 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
21005 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
21006 GROUP_GAP for single-element interleaving.
21007 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
21010 2016-05-24 Richard Biener <rguenther@suse.de>
21012 PR middle-end/70434
21014 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
21015 bases which are accessed with non-invariant indices.
21016 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
21017 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
21019 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
21021 PR middle-end/71170
21022 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
21023 (add_to_ops_vec): Add stmt_to_insert.
21024 (add_repeat_to_ops_vec): Init stmt_to_insert.
21025 (insert_stmt_before_use): New.
21026 (transform_add_to_multiply): Remove mult_stmt insertion and add it
21028 (get_ops): Init stmt_to_insert.
21029 (maybe_optimize_range_tests): Likewise.
21030 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
21031 (rewrite_expr_tree_parallel): Likewise.
21032 (reassociate_bb): Likewise.
21034 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
21037 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
21038 ISA 3.0 xxperm fusion alternative.
21039 (altivec_vperm_v8hiv16qi): Likewise.
21040 (altivec_vperm_<mode>_uns_internal): Likewise.
21041 (vperm_v8hiv4si): Likewise.
21042 (vperm_v16qiv8hi): Likewise.
21044 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
21045 Kelvin Nilsen <kelvin@gcc.gnu.org>
21047 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
21048 vpermr/xxpermr on ISA 3.0.
21049 (altivec_expand_vec_perm_le): Likewise.
21050 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
21051 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
21054 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
21056 * config/i386/i386.h (IS_STACK_MODE): Enable for
21057 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
21058 SSE_FLOAT_MODE_P macros.
21059 * config/i386/i386.c (ix86_preferred_reload_class): Use
21060 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
21061 Cleanup regclass processing for CONST_DOUBLE_P.
21062 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
21063 (ix86_rtx_costs): Remove redundant TARGET_80387 check
21064 with IS_STACK_MODE macro.
21065 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
21067 (*movdf_internal): Use IS_STACK_MODE macro.
21068 (*movsf_internal): Ditto.
21070 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
21072 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
21073 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
21075 2016-05-23 Jeff Law <law@redhat.com>
21077 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
21079 (fsm_find_control_statement_thread_paths): Call it.
21081 2016-05-23 Martin Jambor <mjambor@suse.cz>
21084 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
21085 from_global_constant if t is not NULL.
21087 2016-05-23 Marek Polacek <polacek@redhat.com>
21090 * common.opt (Wswitch-unreachable): New option.
21091 * doc/invoke.texi: Document -Wswitch-unreachable.
21092 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
21095 2016-05-23 Bin Cheng <bin.cheng@arm.com>
21097 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
21098 TMR_INDEX is non-NULL.
21100 2016-05-23 Richard Biener <rguenther@suse.de>
21102 PR tree-optimization/71230
21103 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
21104 (try_special_add_to_ops): ... here. Always test for single-use.
21106 2016-05-23 Martin Jambor <mjambor@suse.cz>
21108 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
21109 default block if a PHI node in the original one would be resized.
21111 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
21113 PR tree-optimization/58135
21114 * tree-vect-slp.c: When group size is not multiple
21115 of vector size, allow splitting of store group at
21118 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
21120 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
21122 2016-05-22 Jakub Jelinek <jakub@redhat.com>
21124 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
21125 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
21126 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
21129 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
21130 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
21131 v constraint instead of x and vinserti32x4 insn.
21133 * config/i386/sse.md (i128vldq): New mode iterator.
21134 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
21135 avx512dq and avx512vl alternatives.
21137 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
21138 constraint, use maybe_evex prefix instead of vex.
21139 (vec_dupv4sf): Use v constraint instead of x for output
21140 operand except for noavx alternative, use Yv constraint
21141 instead of x for input. Use maybe_evex prefix instead of vex.
21142 (*vec_dupv4si): Likewise.
21143 (*vec_dupv2di): Likewise.
21145 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
21147 PR middle-end/40921
21148 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
21149 (linearize_expr_tree): Call try_special_add_to_ops.
21150 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
21152 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
21154 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
21155 to computed stack_usage.
21157 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
21160 * config/avr/avr.md (define_expand "mov<mode>"): If the source
21161 operand is subreg (symbol_ref) then move the symbol ref to register.
21163 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
21165 * tree.c (array_at_struct_end_p): Look through MEM_REF.
21167 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
21169 PR middle-end/71179
21170 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
21173 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
21175 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
21176 ranges by calling get_single_symbol and tidy up. Look more closely
21177 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
21179 2016-05-20 Jeff Law <law@redhat.com>
21181 * bitmap.c (bitmap_find_bit): Remove useless test.
21183 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
21185 * function.c (thread_prologue_and_epilogue_insns): Commit the
21186 insertion of the epilogue.
21188 2016-05-20 Martin Jambor <mjambor@suse.cz>
21190 PR tree-optimization/70884
21191 * tree-sra.c (initialize_constant_pool_replacements): Do not check
21192 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
21193 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
21194 of constant pool data as a reason for scalarization.
21196 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
21198 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
21199 for naked functions.
21200 (thumb1_expand_prologue): Likewise.
21202 2016-05-20 Nathan Sidwell <nathan@acm.org>
21204 * config/nvptx/nptx.c (nvptx_option_override): Only set
21205 flag_toplevel_reorder, if not explicitly specified. Set
21206 flag_no_common, unless explicitly specified.
21208 2016-05-20 David Malcolm <dmalcolm@redhat.com>
21210 * calls.c (can_implement_as_sibling_call_p): Mark param
21211 reg_parm_stack_space with ATTRIBUTE_UNUSED.
21213 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
21215 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
21216 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
21217 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
21219 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
21220 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
21221 and CASE_CONST_ANY.
21223 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
21225 * config/nvptx/nvptx.md (sincossf3): New pattern.
21227 2016-05-20 David Malcolm <dmalcolm@redhat.com>
21229 * calls.c (maybe_complain_about_tail_call): New function.
21230 (initialize_argument_information): Call
21231 maybe_complain_about_tail_call when clearing *may_tailcall.
21232 (can_implement_as_sibling_call_p): Call
21233 maybe_complain_about_tail_call when returning false.
21234 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
21235 ensure try_tail_call is set. Call maybe_complain_about_tail_call
21236 if tail-call optimization fails.
21237 * cfgexpand.c (expand_call_stmt): Initialize
21238 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
21239 * gimple-pretty-print.c (dump_gimple_call): Dump
21240 gimple_call_must_tail_p.
21241 * gimple.c (gimple_build_call_from_tree): Call
21242 gimple_call_set_must_tail with the value of
21243 CALL_EXPR_MUST_TAIL_CALL.
21244 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
21245 (gimple_call_set_must_tail): New function.
21246 (gimple_call_must_tail_p): New function.
21247 * print-tree.c (print_node): Update printing of TREE_STATIC
21248 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
21249 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
21250 trailing comment listing applicable flags.
21251 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
21253 2016-05-20 David Malcolm <dmalcolm@redhat.com>
21255 * calls.c (expand_call): Move "Rest of purposes for tail call
21256 optimizations to fail" to...
21257 (can_implement_as_sibling_call_p): ...this new function, and
21258 split into multiple "if" statements.
21260 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
21262 * cfgloop.h (expected_loop_iterations_unbounded,
21263 expected_loop_iterations): Unconstify.
21264 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
21265 profile with known upper bound; return 3 when profile is absent.
21266 (expected_loop_iterations): Update.
21268 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
21270 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
21271 and get_max_loop_iterations_int.
21273 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
21275 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
21276 realistic upper bounds here.
21278 2016-05-20 Jakub Jelinek <jakub@redhat.com>
21281 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
21282 calls if the LHS is variable length or has addressable type.
21283 If targets[0]->decl is a noreturn call with void return type and
21284 zero arguments, adjust fntype and remove lhs in that case.
21286 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
21288 PR tree-optimization/71079
21289 PR tree-optimization/71206
21290 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
21292 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
21294 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
21295 (get_vec_alignment_for_array_decl): Likewise.
21296 (get_vec_alignment_for_record_decl): Likewise.
21297 (increase_alignment::execute): Move code to find alignment to
21298 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
21299 (type_align_map): New hash_map.
21301 2016-05-20 Richard Guenther <rguenther@suse.de>
21303 PR tree-optimization/29756
21304 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
21305 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
21306 * fold-const.c (operand_equal_p): Likewise.
21307 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
21308 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
21309 * tree-inline.c (estimate_operator_cost): Likewise.
21310 * tree-pretty-print.c (dump_generic_node): Likewise.
21311 * tree-ssa-operands.c (get_expr_operands): Likewise.
21312 * cfgexpand.c (expand_debug_expr): Likewise.
21313 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
21314 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
21315 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
21316 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
21317 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
21318 (execute_update_addresses_taken): Do it.
21320 2016-05-20 Richard Biener <rguenther@suse.de>
21322 PR tree-optimization/71185
21323 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
21324 register operations.
21326 2016-05-20 Richard Biener <rguenther@suse.de>
21328 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
21329 gimple_seq_add_seq_without_update.
21330 (release_bb_predicate): Assert we have no operands to free.
21331 (if_convertible_loop_p_1): Calculate post dominators later.
21332 Do not free BB predicates here.
21333 (combine_blocks): Do not recompute BB predicates.
21334 (version_loop_for_if_conversion): Save BB predicates around
21337 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
21339 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
21340 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
21341 code. Ignore sibcalls on EDGE_IGNORE edges.
21342 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
21343 on edges for sibcalls that run without prologue. The rest of the
21344 function is combined from...
21345 (fix_fake_fallthrough_edge): ... this, and ...
21346 (try_shrink_wrapping): ... a part of this. Remove the bb_with
21347 function argument, make it a local variable.
21349 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
21351 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
21352 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
21353 for 32-bit mode and SEH for 64-bit.
21354 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
21355 TARGET_64BIT_DEFAULT.
21357 2016-05-19 Ryan Burn <contact@rnburn.com>
21359 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
21360 * gengtype.c (open_base_files): Add cilk.h to ifiles.
21362 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
21364 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
21365 force pending loads from memory.
21367 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
21369 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
21370 (UNSPEC_DARN_32): New unspec constant.
21371 (UNSPEC_DARN_RAW): New unspec constant.
21372 (darn_32): New instruction.
21373 (darn_raw): New instruction.
21374 (darn): New instruction.
21375 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
21376 support and documentation for this macro.
21377 (BU_P9_MISC_1): New macro definition.
21378 (BU_P9_64BIT_MISC_0): New macro definition.
21379 (BU_P9_MISC_0): New macro definition.
21380 (darn_32): New builtin definition.
21381 (darn_raw): New builtin definition.
21382 (darn): New builtin definition.
21383 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
21384 RS6000_BUILTIN_0 directives to surround each occurrence of
21385 #include "rs6000-builtin.def".
21386 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
21387 RS6000_BTM_64BIT flags to the returned mask, depending on
21389 (def_builtin): Correct an error in the assignments made to the
21390 debugging variable attr_string.
21391 (rs6000_expand_builtin): Add support for no-operand built-in
21393 (builtin_function_type): Remove fatal_error assertion that is no
21395 (rs6000_common_init_builtins): Add support for no-operand built-in
21397 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
21399 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
21401 (RS6000_BTM_64BIT): New macro definition.
21402 * doc/extend.texi: Document __builtin_darn (void),
21403 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
21406 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
21408 * tree-vect-loop.c (vect_analyze_loop_2): Use also
21409 max_loop_iterations_int.
21411 2016-05-19 Marek Polacek <polacek@redhat.com>
21413 PR tree-optimization/71031
21414 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
21415 condition and adjust the code a bit.
21417 2016-05-19 Martin Liska <mliska@suse.cz>
21419 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
21420 auto_vec instead of vec.
21422 2016-05-19 Martin Liska <mliska@suse.cz>
21424 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
21426 2016-05-19 Martin Liska <mliska@suse.cz>
21428 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
21430 2016-05-19 Martin Liska <mliska@suse.cz>
21432 * ipa-pure-const.c (set_function_state): Remove an existing
21434 (remove_node_data): Do not free it as it's released
21435 in set_function_state.
21437 2016-05-19 Martin Liska <mliska@suse.cz>
21439 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
21442 2016-05-19 Martin Liska <mliska@suse.cz>
21444 * omp-simd-clone.c (simd_clone_adjust): Release vector.
21446 2016-05-19 Martin Liska <mliska@suse.cz>
21448 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
21449 an auto_vec instead of re-creating it.
21451 2016-05-19 Martin Liska <mliska@suse.cz>
21453 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
21454 auto_vec instead of vec.
21456 2016-05-19 Martin Liska <mliska@suse.cz>
21458 * lto-section-in.c (lto_get_section_data): Call
21459 lto_check_version with additional argument.
21460 * lto-streamer.c (lto_check_version): Add new argument.
21461 * lto-streamer.h (lto_check_version): Likewise.
21463 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21465 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
21466 Don't add cost of inner memory when handling sign-extended loads.
21468 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
21470 PR rtl-optimization/71148
21471 * cse.c (cse_main): Free dominance info.
21472 (rest_of_handle_cse): Don't free dominance info.
21473 (rest_of_handle_cse2): Likewise.
21474 (rest_of_handle_cse_after_global_opts): Likewise.
21476 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21479 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
21480 NULL_TREE early if NEON is not available. Remove now redundant check
21481 in ARM_CHECK_BUILTIN_MODE.
21483 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
21486 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
21487 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
21488 * doc/cpp.texi: Document new macros.
21490 2016-05-19 Bin Cheng <bin.cheng@arm.com>
21492 PR tree-optimization/69848
21493 * tree-vect-loop.c (vectorizable_reduction): Don't factor
21494 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
21496 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
21498 * function.c (thread_prologue_and_epilogue_insn): Move the
21499 "goto epilogue_done" one block later.
21501 2016-05-19 Richard Biener <rguenther@suse.de>
21503 PR tree-optimization/70729
21504 * passes.def: Move LIM pass before PRE. Remove no longer
21505 required copyprop and move first DCE out of the loop pipeline.
21507 2016-05-18 David Malcolm <dmalcolm@redhat.com>
21510 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
21511 (OBJS-libcommon-target): ...here.
21512 * opts-common.c: Include spellcheck.h.
21513 (cmdline_handle_error): Build a vec of valid options and use it
21514 to suggest provide hints for misspelled arguments.
21516 2016-05-18 Jakub Jelinek <jakub@redhat.com>
21519 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
21520 lhs if it has TREE_ADDRESSABLE type.
21522 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
21525 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
21526 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
21528 2016-05-18 Martin Jambor <mjambor@suse.cz>
21531 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
21532 input for NOP_EXPR pass-through functions.
21533 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
21534 aggregate global constant VAR_DECLs in constant jump functions.
21536 2016-05-18 Martin Jambor <mjambor@suse.cz>
21539 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
21540 from TREE_READONLY parameters.
21542 2016-05-18 Martin Jambor <mjambor@suse.cz>
21545 * cgraph.h (cgraph_indirect_call_info): New field
21546 guaranteed_unmodified.
21547 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
21548 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
21550 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
21551 pass the parameter value to ipa_find_agg_cst_for_param.
21552 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
21553 guaranteed_unmodified, store AA results there instead of bailing out
21555 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
21556 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
21557 (find_constructor_constant_at_offset): New function.
21558 (ipa_find_agg_cst_from_init): Likewise.
21559 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
21560 static initializers of contants, report back through a new paameter
21561 from_global_constant if that was the case.
21562 (try_make_edge_direct_simple_call): Also pass parameter value to
21563 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
21565 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
21566 (ipa_read_indirect_edge_info): Likewise.
21567 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
21568 (ipa_load_from_parm_agg): Likewise.
21570 2016-05-18 Jiong Wang <jiong.wang@arm.com>
21572 PR rtl-optimization/71150
21573 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
21576 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
21579 * config/rs6000/constraints.md (wE constraint): New constraint
21580 for a vector constant that can be loaded with XXSPLTIB.
21581 (wM constraint): New constraint for a vector constant of a 1's.
21582 (wS constraint): New constraint for a vector constant that can be
21583 loaded with XXSPLTIB and a vector sign extend instruction.
21584 * config/rs6000/predicates.md (xxspltib_constant_split): New
21585 predicates for wE/wS constraints.
21586 (xxspltib_constant_nosplit): Likewise.
21587 (easy_vector_constant): Add support for constants that can be
21588 loaded via XXSPLTIB.
21589 (all_ones_constant): New predicate for vector constant with all
21591 (splat_input_operand): Add support for ISA 3.0 word splat operations.
21592 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
21593 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
21594 instruction and possibly with a sign extension.
21595 (output_vec_const_move): Add support for XXSPLTIB. If we are
21596 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
21597 instead of XXLXOR/XXLORC.
21598 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
21600 (rs6000_legitimize_reload_address): Likewise.
21601 (rs6000_output_move_128bit): Use output_vec_const_move to emit
21603 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
21604 combine VSX_M and VSX_M2 into one iterator.
21605 (VSX_M2): Likewise.
21606 (VSINT_84): New iterators for loading constants with XXSPLTIB.
21607 (VSINT_842): Likewise.
21608 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
21609 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
21610 XXSPLTIB instruction.
21611 (xxspltib_<mode>_nosplit): Likewise.
21612 (xxspltib_<mode>_split): New insn to load up constants with
21613 XXSPLTIB and a sign extend instruction.
21614 (vsx_mov<mode>): Replace single move that handled all vector types
21615 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
21616 moves (when -mvsx-timode is in effect) into the main vector
21617 moves. Eliminate separate moves for <VSr> <VSa>, where the
21618 preferred register class (<VSr>) is listed first, and the
21619 secondary register class (<VSa>) is listed second with a '?' to
21620 discourage use. Prefer loading 0/-1 in any VSX register for ISA
21621 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
21622 that if the register was involved in a slow operation, the
21623 clear/set operation does not wait for the slow operation to
21624 finish. Adjust the length attributes for 32-bit mode. Use
21625 rs6000_output_move_128bit and drop the use of the string
21626 instructions for 32-bit movti when -mvsx-timode is in effect. Use
21627 spacing so that the alternatives and attributes don't generate
21628 long lines, and put things in columns, so that it is easier to
21629 match up the operands and attributes with the insn alternatives.
21630 (vsx_mov<mode>_64bit): Likewise.
21631 (vsx_mov<mode>_32bit): Likewise.
21632 (vsx_movti_64bit): Fold movti into normal vector moves.
21633 (vsx_movti_32bit): Likewise.
21634 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
21635 splat instructions.
21636 (vsx_splat_v4si_internal): Likewise.
21637 (vsx_splat_v4sf_internal): Likewise.
21638 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
21639 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
21640 extend vector elements.
21641 (vsx_sign_extend_hi_<mode>): Likewise.
21642 (vsx_sign_extend_si_v2di): Likewise.
21643 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
21645 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
21646 constraints. Add trailing period to wL documentation.
21648 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
21650 PR middle-end/71020
21651 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
21652 * tree-dfa.c (replace_abnormal_ssa_names): New function.
21653 * tree-call-cdce.c: Include tree-dfa.h.
21654 (can_guard_call_p): New function, extracted from...
21655 (can_use_internal_fn): ...here.
21656 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
21658 (shrink_wrap_one_built_in_call): Likewise.
21659 (use_internal_fn): Likewise.
21660 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
21661 and return void. Call replace_abnormal_ssa_names.
21662 (pass_call_cdce::execute): Check can_guard_call_p during the
21663 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
21664 will always change something.
21666 2016-05-18 Martin Jambor <mjambor@suse.cz>
21669 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
21670 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
21672 2016-05-18 Martin Jambor <mjambor@suse.cz>
21675 * ipa-inline.h (condition): New field size.
21676 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
21677 for comaprison and store it into the new condition.
21678 (evaluate_conditions_for_known_args): Use condition size to check
21679 access sizes for all but CHANGED conditions.
21680 (unmodified_parm_1): New parameter size_p, store access size into it.
21681 (unmodified_parm): Likewise.
21682 (unmodified_parm_or_parm_agg_item): Likewise.
21683 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
21684 (set_cond_stmt_execution_predicate): Extract access sizes and store
21685 them to conditions.
21686 (set_switch_stmt_execution_predicate): Likewise.
21687 (will_be_nonconstant_expr_predicate): Likewise.
21688 (will_be_nonconstant_predicate): Likewise.
21689 (inline_read_section): Stream condition size.
21690 (inline_write_summary): Likewise.
21692 2016-05-18 Richard Biener <rguenther@suse.de>
21694 * tree-ssa-loop-im.c (determine_max_movement): Properly add
21695 condition cost to PHI cost instead of total_cost.
21697 2016-05-18 Martin Liska <mliska@suse.cz>
21700 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
21703 2016-05-18 Richard Biener <rguenther@suse.de>
21705 * lto-streamer.h (LTO_major_version): Bump to 6.
21707 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
21709 * function.c (make_split_prologue_seq, make_prologue_seq,
21710 make_epilogue_seq): New functions, factored out from...
21711 (thread_prologue_and_epilogue_insns): Here.
21713 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
21715 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
21716 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
21717 of before. Add a comment.
21719 2016-05-18 Bin Cheng <bin.cheng@arm.com>
21721 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
21722 expression pointer, not pointer to the pointer.
21724 2016-05-18 Jakub Jelinek <jakub@redhat.com>
21726 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
21727 (avx2_pbroadcast<mode>): Add another alternative with v instead
21728 of x constraints in it, using <pbroadcast_evex_isa> isa.
21729 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
21731 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
21732 constraint x instead of v in second alternative, add avx512bw
21735 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
21736 constraint x instead of v in second alternative, add avx512bw
21739 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
21740 constraint x instead of v in second alternative, add avx512bw
21743 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
21744 avx512bw alternative.
21746 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
21748 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
21749 array to 128 chars.
21750 (define_insn "*andnottf3"): Ditto.
21751 (define_insn "*<code><mode>3"/any_logic): Ditto.
21752 (define_insn "*<code>tf3"/any_logic): Ditto.
21753 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
21754 operand to block AVX-512VL insn variant emit when it is not enabled.
21756 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
21758 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
21759 constraint fot SF mode.
21761 2016-05-18 Petr Murzin <petr.murzin@intel.com>
21762 Kirill Yukhin <kirill.yukhin@intel.com>
21764 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
21766 (define_insn "rsqrt14<mode>"): Ditto.
21767 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
21768 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
21769 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
21770 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
21771 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
21773 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
21774 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
21775 * config/i386/i386.c (ix86_print_operand): Expand check for size
21776 override codes for Intel syntax.
21778 2016-05-18 Richard Biener <rguenther@suse.de>
21780 PR tree-optimization/71168
21781 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
21782 initialization earlier.
21784 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
21786 * config/aarch64/aarch64-simd.md
21787 (aarch64_reduc_plus_internal<mode>): Rename to...
21788 (reduc_plus_scal): ...This, and remove previous implementation.
21790 2016-05-18 Richard Biener <rguenther@suse.de>
21792 * passes.def: Put late dse and cd_dce in canonical order.
21794 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
21796 * ipa-inline-transform.c (preserve_function_body_p): Look for
21797 first non-thunk clone.
21798 (save_function_body): Save into first non-thunk.
21799 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
21801 (lto_output_node): Inline thunks don't need body in every
21803 * lto-streamer-in.c: Do not fixup thunk clones.
21804 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
21806 * tree-inline.c (copy_bb): Be prepared for target node to be new after
21809 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
21811 PR middle-end/63586
21812 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
21813 (reassociate_bb): Call transform_add_to_multiply.
21815 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
21817 * config/aarch64/aarch64.c (all_extensions): Removed unused
21820 2016-05-17 Nathan Sidwell <nathan@acm.org>
21822 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
21823 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
21825 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
21827 PR tree-optimization/54579
21828 PR middle-end/55299
21829 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
21831 2016-05-17 Marek Polacek <polacek@redhat.com>
21834 * tree-inline.c (expand_call_inline): Call
21835 maybe_remove_unused_call_args.
21837 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
21839 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
21840 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
21841 * doc/md.texi (fmin@var{m}3): Likewise.
21843 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
21845 * match.pd (X & C): New transformation.
21847 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
21849 * match.pd (~X & Y): New transformation.
21851 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
21853 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
21854 information for new SSA_NAME.
21855 (simplify_conversion_using_ranges): Get range through get_range_info
21856 instead of get_value_range.
21858 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21860 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
21861 Remove inline assembly.
21862 (vmvn_s16): Likewise.
21863 (vmvn_s32): Likewise.
21864 (vmvn_u8): Likewise.
21865 (vmvn_u16): Likewise.
21866 (vmvn_u32): Likewise.
21867 (vmvnq_s8): Likewise.
21868 (vmvnq_s16): Likewise.
21869 (vmvnq_s32): Likewise.
21870 (vmvnq_u8): Likewise.
21871 (vmvnq_u16): Likewise.
21872 (vmvnq_u32): Likewise.
21873 (vmvn_p8): Likewise.
21874 (vmvnq_p16): Likewise.
21876 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21878 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
21880 (vmul_n_s16): Likewise.
21881 (vmul_n_s32): Likewise.
21882 (vmul_n_u16): Likewise.
21883 (vmul_n_u32): Likewise.
21884 (vmulq_n_f32): Likewise.
21885 (vmulq_n_f64): Likewise.
21886 (vmulq_n_s16): Likewise.
21887 (vmulq_n_s32): Likewise.
21888 (vmulq_n_u16): Likewise.
21889 (vmulq_n_u32): Likewise.
21891 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21893 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
21894 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
21896 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21898 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
21899 to *aarch64_fma4_elt_from_dup<mode>.
21900 (*aarch64_fnma4_elt_to_128df): Rename to
21901 *aarch64_fnma4_elt_from_dup<mode>.
21902 * config/aarch64/arm_neon.h (vfma_n_f64): New.
21903 (vfms_n_f32): Likewise.
21904 (vfms_n_f64): Likewise.
21905 (vfmsq_n_f32): Likewise.
21906 (vfmsq_n_f64): Likewise.
21908 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
21910 * wide-int.h: Change fixed_wide_int_storage from class to struct.
21912 2016-05-17 Richard Biener <rguenther@suse.de>
21914 PR tree-optimization/71132
21915 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
21916 Only add control dependences for blocks in the loop.
21917 (build_rdg): Adjust.
21918 (generate_code_for_partition): Return whether loop should
21919 be destroyed and delay that.
21920 (distribute_loop): Likewise.
21921 (pass_loop_distribution::execute): Record loops to be destroyed
21922 and perform delayed destroying of loops.
21924 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21927 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
21929 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
21931 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
21933 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
21936 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
21937 insertion point for instructions generated by validize_mem.
21939 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
21941 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
21944 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
21946 * config/aarch64/aarch64.c
21947 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
21948 rather than a macro.
21950 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
21952 * doc/invoke.texi (AArch64 Options): Various updates.
21954 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21956 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
21957 into instrumentation thunks.
21958 * cif-code.def (CIF_CHKP): New.
21960 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
21962 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
21964 2016-05-16 Martin Jambor <mjambor@suse.cz>
21966 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
21967 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
21969 2016-05-16 Marek Polacek <polacek@redhat.com>
21971 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
21974 2016-05-16 Martin Jambor <mjambor@suse.cz>
21977 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
21978 the outlined kernel function.
21980 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
21982 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
21983 (ISA_HAS_DLSA): Ditto.
21985 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
21987 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
21989 2016-05-16 Nathan Sidwell <nathan@acm.org>
21991 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
21992 (nvptx_name_replacement): Restore. Add comment.
21993 (write_fn_proto, write_fn_proto_from_insn,
21994 nvptx_output_call_insn): Restore
21995 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
21997 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
21999 * config/aarch64/aarch64.md
22000 (add<mode>3_compareC_cconly_imm): Remove use of %w.
22001 (add<mode>3_compareC_imm): Likewise.
22002 (<optab>si3_uxtw): Split into register and immediate variants.
22003 (andsi3_compare0_uxtw): Likewise.
22004 (and<mode>3_compare0): Likewise.
22005 (and<mode>3nr_compare0): Likewise.
22006 (stack_protect_test_<mode>): Don't use %x for memory operands.
22008 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
22010 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
22012 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
22014 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
22015 Split integer shifts into shift_reg and bfm.
22016 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
22017 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
22018 (ror<mode>3_insn): Likewise.
22019 (<optab>si3_insn_uxtw): Likewise.
22020 (<optab><mode>3_insn): Change to rotate_imm.
22021 (extr<mode>5_insn_alt): Likewise.
22022 (extrsi5_insn_uxtw): Likewise.
22023 (extrsi5_insn_uxtw_alt): Likewise.
22025 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22027 * doc/tm.texi: Regenerate.
22028 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
22029 (TARGET_INVALID_RETURN_TYPE): Remove.
22030 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
22031 TARGET_INVALID_RETURN_TYPE.
22032 * target.def (invalid_parameter_type): Remove.
22033 (invalid_return_type): Remove.
22035 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22037 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
22038 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
22040 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
22042 (preserve_function_body_p): No need to preserve function body
22043 * cif-codes.def (CIF_THUNK): Remove.
22044 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
22046 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22048 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
22050 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22052 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
22055 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22057 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
22058 (inline_small_functions): Do not look for function symbol when
22061 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22063 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
22066 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22067 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22068 Jiong Wang <jiong.wang@arm.com>
22070 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
22071 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
22072 Define __ARM_FP16_ARGS when appropriate.
22073 * config/arm/arm.c (arm_invalid_parameter_type): Remove
22075 (arm_invalid_return_type): Likewise.
22076 (TARGET_INVALID_PARAMETER_TYPE): Remove.
22077 (TARGET_INVALID_RETURN_TYPE): Remove.
22078 (aapcs_vfp_sub_candidate): Allow HFmode.
22079 (aapcs_vfp_allocate): Add comment. Support HFmode.
22080 (aapcs_vfp_allocate_return_reg): Likewise.
22081 (struct aapcs_cp_arg_layout): Slightly reword comments for
22082 is_return_candidate and allocate_return_reg.
22083 (output_mov_vfp): Update assert.
22084 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
22086 (arm_invalid_parameter_type): Remove.
22087 (amr_invalid_return_type): Remove.
22088 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
22089 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
22090 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
22092 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22094 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
22095 * config/aarch64/arch64-protos.h
22096 (aarch64_legitimize_reload_address): Remove.
22097 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
22100 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
22102 * configure.ac: Add ACX_NONCANONICAL_HOST.
22103 * configure: Regenerate.
22104 * Makefile.in: Set host_noncanonical.
22106 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
22109 * config/i386/i386.md (*movtf_internal): Before register allocation,
22110 do not allow FP constants for CM_MEDIUM memory model, allow only
22111 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
22112 (*movxf_internal): Ditto.
22113 (*movdf_internal): Ditto.
22114 (*movsf_internal): Ditto.
22116 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
22118 PR rtl-optimization/67483
22119 * combine.c (make_compound_operation): Don't call extract_left_shift
22120 with negative shift amounts.
22122 2016-05-13 Jakub Jelinek <jakub@redhat.com>
22125 * fold-const.c (fold_checksum_tree): Allow modification
22126 of TYPE_ALIAS_SET during folding.
22128 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
22129 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
22130 (ix86_split_to_parts): Likewise. Fix up formatting.
22132 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
22134 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
22135 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
22138 2016-05-13 Nathan Sidwell <nathan@acm.org>
22140 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
22141 (nvptx_name_replacement): Delete.
22142 (write_fn_proto, write_fn_proto_from_insn,
22143 nvptx_output_call_insn): Remove nvptx_name_replacement call.
22144 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
22145 * langhooks.c (add_builtin_funcction_common): Call
22146 targetm.mangle_decl_assembler_name.
22148 * config/nvptx/nvptx.c (write_fn_proto): Handle
22149 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
22151 2016-05-13 Martin Liska <mliska@suse.cz>
22153 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
22154 and PRIu64 in printf format.
22156 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22158 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
22161 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22163 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
22164 Change --param max-completely-peeled-times to
22165 --param max-completely-peel-times in dump file printing.
22167 2016-05-13 Richard Biener <rguenther@suse.de>
22169 PR tree-optimization/42587
22170 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
22171 (find_bswap_or_nop_1): Likewise.
22172 (bswap_replace): Likewise.
22174 2016-05-13 Martin Liska <mliska@suse.cz>
22176 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
22177 Initialize a variable with default value.
22179 2016-05-13 Martin Liska <mliska@suse.cz>
22181 * doc/invoke.texi: Enhance explanation of error recovery
22184 2016-05-13 Martin Liska <mliska@suse.cz>
22186 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
22187 (struct cost_pair): Change inv_expr_id (int) to inv_expr
22188 (iv_inv_expr_ent *).
22189 (struct iv_inv_expr_ent): Comment struct fields.
22190 (sort_iv_inv_expr_ent): New function.
22191 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
22192 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
22193 a hash_map between iv_inv_expr_ent and number of usages.
22194 (niter_for_exit): Fix coding style.
22195 (tree_ssa_iv_optimize_init): Use renamed variable.
22196 (determine_base_object): Fix coding style.
22197 (alloc_iv): Likewise.
22198 (find_interesting_uses_outside): Likewise.
22199 (add_candidate_1): Likewise.
22200 (add_standard_iv_candidates): Likewise.
22201 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
22202 (prepare_decl_rtl): Fix coding style.
22203 (get_address_cost): Likewise.
22204 (get_shiftadd_cost): Likewise.
22205 (force_expr_to_var_cost): Likewise.
22206 (compare_aff_trees): Likewise.
22207 (get_expr_id): Restructure the function.
22208 (get_loop_invariant_expr_id): Renamed to
22209 get_loop_invariant_expr.
22210 (get_computation_cost_at): Replace usage of inv_expr_id with
22212 (get_computation_cost): Likewise.
22213 (determine_group_iv_cost_generic): Likewise.
22214 (determine_group_iv_cost_address): Likewise.
22215 (iv_period): Fix coding style.
22216 (iv_elimination_compare_lt): Likewise.
22217 (may_eliminate_iv): Likewise.
22218 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
22220 (determine_group_iv_costs): Dump invariant expressions.
22221 (iv_ca_recount_cost): Use the newly added hash_map.
22222 (iv_ca_set_remove_invariants): Fix coding style.
22223 (iv_ca_set_add_invariants): Fix coding style.
22224 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
22226 (iv_ca_set_cp): Likewise.
22227 (iv_ca_new): Initialize the newly added hash_map and remove
22228 initialization of fields.
22229 (iv_ca_free): Delete the hash_map.
22230 (iv_ca_dump): Dump invariant expressions.
22231 (iv_ca_extend): Fix coding style.
22232 (try_add_cand_for): Likewise.
22233 (create_new_ivs): Dump information about # of avg iterations and
22234 # of used invariant expressions.
22235 (rewrite_use_compare): Fix coding style.
22236 (free_loop_data): Set default value for max_inv_expr_id.
22238 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
22240 * cse.c (rest_of_handle_cse): Use cleanup_cfg
22241 returned value cse_cfg_altered computation.
22242 (rest_of_handle_cse2): Likewise.
22243 (rest_of_handle_cse_after_global_opts): Likewise.
22245 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22248 * config/arm/arm.c (arm32_output_mi_thunk): New.
22249 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
22250 to split Thumb1 vs TARGET_32BIT functionality.
22251 (arm_thumb1_mi_thunk): New.
22253 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22255 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
22258 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22261 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
22263 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
22265 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
22266 (expand_builtin_trap): Emit a regular call.
22267 (set_builtin_user_assembler_name): Remove obsolete cases.
22268 * dse.c (scan_insn): Adjust.
22269 * except.c: Include calls.h.
22270 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
22271 emit a regular call to setjmp.
22272 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
22273 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
22274 (emit_block_move_via_libcall): Delete.
22275 (block_move_fn): Delete.
22276 (init_block_move_fn): Likewise.
22277 (emit_block_move_libcall_fn): Likewise.
22278 (emit_block_op_via_libcall): New function.
22279 (set_storage_via_libcall): Tidy up and use memset builtin.
22280 (block_clear_fn): Delete.
22281 (init_block_clear_fn): Likewise.
22282 (clear_storage_libcall_fn): Likewise.
22283 (expand_assignment): Call emit_block_move_via_libcall.
22284 Do not include gt-expr.h.
22285 * expr.h (emit_block_op_via_libcall): Declare.
22286 (emit_block_copy_via_libcall): New inline function.
22287 (emit_block_move_via_libcall): Likewise.
22288 (emit_block_comp_via_libcall): Likewise.
22289 (block_clear_fn): Delete.
22290 (init_block_move_fn): Likewise.
22291 (init_block_clear_fn): Likewise.
22292 (emit_block_move_via_libcall): Likewise.
22293 (set_storage_via_libcall): Add default parameter value.
22294 * libfuncs.h (enum libfunc_index): Remove obsolete values.
22295 (abort_libfunc): Delete.
22296 (memcpy_libfunc): Likewise.
22297 (memmove_libfunc): Likewise.
22298 (memcmp_libfunc): Likewise.
22299 (memset_libfunc): Likewise.
22300 (setbits_libfunc): Likewise.
22301 (setjmp_libfunc): Likewise.
22302 (longjmp_libfunc): Likewise.
22303 (profile_function_entry_libfunc): Likewise.
22304 (profile_function_exit_libfunc): Likewise.
22305 (gcov_flush_libfunc): Likewise.
22306 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
22307 and DECL_VISIBILITY on the declaration.
22308 (init_optabs): Do not initialize obsolete libfuncs.
22309 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
22310 * tree-core.h (ECF_RET1): Define.
22311 (ECF_TM_PURE): Adjust.
22312 (ECF_TM_BUILTIN): Likewise.
22313 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
22314 (build_common_builtin_nodes): Initialize abort builtin.
22315 Add ECF_RET1 on memcpy, memmove and memset builtins.
22316 Pass final flags for alloca and alloca_with_align builtins.
22317 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
22319 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
22320 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
22321 set_storage_via_libcall and call emit_block_copy_via_libcall.
22323 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
22325 * config/i386/i386.md (*call_got_x32): Change operand 0 to
22326 DImode before it is passed to ix86_output_call_operand.
22327 (*call_value_got_x32): Ditto for operand 1.
22329 2016-05-12 Jiong Wang <jiong.wang@arm.com>
22331 PR rtl-optimization/70904
22332 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
22333 reload for wide mode.
22335 2016-05-12 Marek Polacek <polacek@redhat.com>
22338 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
22339 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
22340 * langhooks.h (incomplete_type_error): Likewise.
22341 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
22342 parameter, pass it down to incomplete_type_error.
22343 * tree.h (size_in_bytes): New inline overload.
22344 (size_in_bytes_loc): Renamed from size_in_bytes.
22346 2016-05-12 Richard Biener <rguenther@suse.de>
22348 PR tree-optimization/71059
22349 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
22350 nary before looking up or entering the expression into the VN
22352 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
22353 Make sure to re-use NARYs without result as inserted by
22356 2016-05-12 Richard Biener <rguenther@suse.de>
22358 PR tree-optimization/71062
22359 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
22361 * tree-ssa-structalias.c (set_uids_in_ptset): Set
22362 vars_contains_restrict if the var is a restrict tag.
22363 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
22364 do not disambiguate pointers against it.
22365 (dump_points_to_solution): Re-structure and adjust for new
22366 vars_contains_restrict flag.
22367 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
22369 2016-05-12 Martin Liska <mliska@suse.cz>
22371 * doc/invoke.texi: Explain connection between
22372 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
22374 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
22376 PR tree-optimization/71006
22377 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
22378 consider COND_EXPR as a mask producer.
22380 2016-05-12 Marek Polacek <polacek@redhat.com>
22383 * opts.c (common_handle_option): Detect missing argument for --help^.
22385 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22388 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
22389 when popping the PC and within an interrupt handler routine.
22390 Add missing tab to output of "ldmfd".
22391 (output_return_instruction): Output LDMFD with SP update rather
22392 than POP when returning from interrupt handler.
22394 2016-05-12 Jakub Jelinek <jakub@redhat.com>
22396 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
22397 TARGET_64BIT && TARGET_AVX512DQ.
22398 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
22399 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
22400 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
22401 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
22402 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
22403 (*vec_extractv4si_zext): Add avx512dq alternative.
22404 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
22405 use v instead of x constraint in other alternatives where possible.
22407 * config/i386/sse.md (sse2_loadld): Use v instead of x
22408 constraint in alternatives 0,1,4.
22410 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
22411 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
22412 v constraints instead of x and <pinsr_evex_isa> isa attribute.
22415 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
22416 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
22417 is not emitted unless TARGET_AVX512BW.
22418 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
22419 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
22420 for the result operand.
22422 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
22423 constraint instead of x in avx alternatives. Use maybe_evex instead
22426 * config/i386/constraints.md (Yv): New constraint.
22427 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
22428 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
22429 * config/i386/i386.md (avx512fvecmode): New mode attr.
22430 (*pushtf): Use v constraint instead of x.
22431 (*movtf_internal): Likewise. For TARGET_AVX512VL and
22432 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
22433 (*absneg<mode>2): Use Yv constraint instead of x constraint.
22434 (*absnegtf2_sse): Likewise.
22435 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
22436 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
22437 avx512f alternatives.
22438 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
22440 2016-05-12 Richard Biener <rguenther@suse.de>
22442 PR tree-optimization/71060
22443 * tree-data-ref.c (initialize_data_dependence_relation): Do not
22444 require exact match of DR_BASE_OBJECT but only matching address and
22447 2016-05-12 Richard Biener <rguenther@suse.de>
22449 PR tree-optimization/70986
22450 * cfganal.c: Include cfgloop.h.
22451 (dfs_find_deadend): Prefer to take edges exiting loops.
22453 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22455 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
22456 compile and run time.
22458 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
22461 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
22463 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
22465 * config/i386/i386.c (legitimize_pic_address): Use
22466 copy_to_suggested_reg instead of gen_movsi.
22468 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
22470 * config/rs6000/predicates.md (quad_memory_operand): Move most of
22471 the code into quad_address_p and call it to share code with
22472 vsx_quad_dform_memory_operand.
22473 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
22475 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
22476 bit instead of being a separate word. Split -mpower9-dform into
22477 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
22478 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
22479 for the register class supporting 128-bit quad word memory offsets.
22480 (mode_supports_vsx_dform_quad): Helper function to return if the
22481 register class uses quad word memory offsets.
22482 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
22483 (rs6000_debug_reg_global): Always print if we are using LRA or not.
22484 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
22485 instructions are enabled, set up the appropriate addr_masks for
22487 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
22488 -mpower9-dform-scalar, instead of -mpower9-dform.
22489 (rs6000_option_override_internal): Split -mpower9-dform into two
22490 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
22491 -mpower9-dform switch sets or clears both. If we are not using
22492 the LRA register allocator, do not enable -mpower9-dform-vector by
22493 default. If we are using LRA, enable -mpower9-dform-vector and
22494 -mvsx-timode if it is appropriate. Issue a warning if either
22495 -mpower9-dform-vector or -mvsx-timode are explicitly used without
22497 (quad_address_offset_p): New helper function to return if the
22498 offset is legal for quad word memory instructions.
22499 (quad_address_p): New function to determin if GPR or vector
22500 register quad word memory addresses are legal.
22501 (mem_operand_gpr): Validate quad word address offsets.
22502 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
22503 d-form (register + offset) instructions.
22504 (offsettable_ok_by_alignment): Likewise.
22505 (rs6000_legitimate_offset_address_p): Likewise.
22506 (legitimate_lo_sum_address_p): Likewise.
22507 (rs6000_legitimize_address): Likewise.
22508 (rs6000_legitimize_reload_address): Add more debug statements for
22510 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
22511 d-form instructions.
22512 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
22513 d-form instructions. Distinguish different cases in debug
22514 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
22515 d-form instructions.
22516 (rs6000_preferred_reload_class): Likewise.
22517 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
22518 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
22519 of the ISA 2.06 indexed memory instructions.
22520 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
22521 use them to save/restore the saved vector registers instead of
22522 using Altivec instructions.
22523 (rs6000_emit_epilogue): Likewise.
22524 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
22525 (rs6000_opt_masks): Split -mpower9-dform into
22526 -mpower9-dform-scalar and -mpower9-dform-vector.
22527 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
22529 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
22530 ISA 3.0 vector indexed memory instructions, and fold the code into
22531 the normal mov<mode> patterns.
22532 (p9_vecstore_<mode>): Likewise.
22533 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
22535 (vsx_movti_64bit): Likewise.
22536 (vsx_movti_32bit): Likewise.
22537 * config/rs6000/constraints.md (wO constraint): New constraint for
22538 ISA 3.0 vector d-form support.
22539 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
22540 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
22541 include -mpower9-dform-vector until we switch over to LRA.
22542 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
22543 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
22544 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
22545 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
22546 for -mpower9-dform and -mlra.
22547 * doc/md.texi (wO constraint): Document wO constraint.
22549 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
22551 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
22552 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
22553 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
22554 Move handling of non-insn arguments inline into the sole user:
22555 (output_trans_func): ...here.
22556 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
22557 in emitted function prototype.
22558 (output_internal_insn_latency_func): Ditto. Simplify.
22559 (output_internal_maximal_insn_latency_func): Ditto. Delete
22560 always-unused argument.
22561 (output_insn_latency_func): Ditto.
22562 (output_maximal_insn_latency_func): Ditto.
22564 2016-05-11 Richard Biener <rguenther@suse.de>
22566 PR tree-optimization/71055
22567 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
22568 sth with precision not equal to access size verify we don't chop
22571 2016-05-11 Richard Biener <rguenther@suse.de>
22574 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
22575 (dwarf2out_finish): Move retry_incomplete_types call ...
22576 (dwarf2out_early_finish): ... here.
22578 2016-05-11 Richard Biener <rguenther@suse.de>
22580 PR middle-end/71002
22581 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
22582 if the langhook insists on it.
22583 * fold-const.c (make_bit_field_ref): Add arg for the original
22584 reference and preserve its alias-set.
22585 (decode_field_reference): Take exp by reference and adjust it
22586 to the original memory reference.
22587 (optimize_bit_field_compare): Adjust callers.
22588 (fold_truth_andor_1): Likewise.
22589 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
22591 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
22593 PR middle-end/70807
22594 * cfgrtl.h (delete_insn_and_edges): Now return bool.
22595 * cfgrtl.c (delete_insn_and_edges): Likewise.
22596 * config/i386/i386.c (convert_scalars_to_vector): Remove
22598 * cse.c (cse_insn): Compute cse_cfg_altered.
22599 (delete_trivially_dead_insns): Likewise.
22600 (cse_cc_succs): Likewise.
22601 (rest_of_handle_cse): Free dominance info if required.
22602 (rest_of_handle_cse2): Likewise.
22603 (rest_of_handle_cse_after_global_opts): Likewise.
22605 2016-05-11 Alan Modra <amodra@gmail.com>
22607 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
22608 abi_v4_pass_in_fpr): New functions.
22609 (rs6000_function_arg_boundary): Exclude complex IBM long double
22610 from 64-bit alignment when ABI_V4.
22611 (rs6000_function_arg, rs6000_function_arg_advance_1,
22612 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
22614 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
22616 PR rtl-optimization/71028
22617 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
22618 jump with just a return in the fallthrough block if the branch
22619 block contains just a return as well.
22621 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
22623 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
22624 * match.pd ((X & Y) ^ Y): ... this.
22625 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
22626 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
22628 2016-05-10 David Malcolm <dmalcolm@redhat.com>
22630 * read-md.c (require_char_ws): New function.
22631 (read_string): Simplify using require_char_ws.
22632 (handle_constants): Likewise.
22633 (handle_enum): Likewise.
22634 (handle_file): Likewise.
22635 * read-md.h (require_char_ws): New declaration.
22636 * read-rtl.c (read_conditions): Simplify using require_char_ws.
22637 (read_mapping): Likewise.
22638 (read_rtx_code): Likewise.
22639 (read_nested_rtx): Likewise.
22641 2016-05-10 James Norris <jnorris@codesourcery.com>
22643 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
22644 if offloading is enabled and -fopenacc or -fopenmp is specified.
22645 (CRTOFFLOADEND): Likewise.
22646 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
22647 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
22649 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
22651 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
22652 gotoff_operand code paths. Use copy_to_suggested_regs and
22653 expand_simple_binop where appropriate. Cleanup.
22655 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
22658 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
22660 (dimode_scalar_chain::vector_const_cost): New.
22661 (dimode_scalar_chain::compute_convert_gain): Handle constants.
22662 (dimode_scalar_chain::convert_op): Likewise.
22663 (dimode_scalar_chain::convert_insn): Likewise.
22665 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
22667 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
22668 unary operation, not a binary one.
22670 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
22672 PR middle-end/70877
22673 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
22674 calls with type casted fndecl.
22676 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
22678 PR tree-optimization/70786
22679 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
22680 * calls.c (initialize_argument_information): Bind bounds
22681 with corresponding args passed by reference.
22683 2016-05-10 Jakub Jelinek <jakub@redhat.com>
22686 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
22687 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
22688 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
22691 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22694 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
22695 code for a zero scale factor.
22696 (vsx_xvcvdpuxds_scale): Likewise.
22698 2016-05-10 David Malcolm <dmalcolm@redhat.com>
22700 * diagnostic-show-locus.c (layout::layout): Call show_ruler
22701 if show_ruler_p was set on the context.
22702 (layout::show_ruler): New method.
22703 * diagnostic.h (struct diagnostic_context): Add field
22706 2016-05-10 Richard Biener <rguenther@suse.de>
22708 PR tree-optimization/71039
22709 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
22710 (chk_uses): New function.
22711 (propagate_with_phi): Verify we can safely replicate the lhs of an
22712 aggregate assignment on all incoming edges.
22714 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
22716 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
22718 (rx_atomic_sequence): New class.
22719 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
22720 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
22722 (rx_atomic_sequence::rx_atomic_sequence,
22723 rx_atomic_sequence::~rx_atomic_sequence): New functions.
22724 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
22725 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
22726 CTRLREG_INTB): New constants.
22727 (FETCHOP): New code iterator.
22728 (fethcop_name, fetchop_name2): New iterator code attributes.
22729 (QIHI): New mode iterator.
22730 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
22731 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
22732 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
22734 2016-05-10 Martin Liska <mliska@suse.cz>
22736 * tree-inline.c (remap_dependence_clique): Do not remap
22737 debugging statements.
22739 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22741 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
22742 ("*fixuns_truncdfdi2_z13")
22743 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
22744 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
22745 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
22747 2016-05-10 Richard Biener <rguenther@suse.de>
22749 PR tree-optimization/70497
22750 PR tree-optimization/28367
22751 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
22753 (visit_reference_op_load): ... here.
22754 (vn_reference_lookup_3): Use it to handle subreg-like accesses
22755 with simplified BIT_FIELD_REFs.
22756 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
22757 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
22760 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
22762 * dwarf2out.c (add_abstract_origin_attribute): Adjust
22763 documentation comment. For BLOCK nodes, add a
22764 DW_AT_abstract_origin attribute that points to the DIE generated
22765 for the origin BLOCK.
22766 (gen_lexical_block_die): Call add_abstract_origin_attribute for
22767 blocks from inlined functions.
22769 2016-05-10 Alan Modra <amodra@gmail.com>
22772 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
22773 regrename modifying insns saving lr before __morestack call.
22774 * config/rs6000/rs6000.md (split_stack_return): Similarly for
22775 insns restoring lr after __morestack call.
22777 2016-05-09 Jakub Jelinek <jakub@redhat.com>
22779 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
22780 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
22782 * config/i386/sse.md (vec_interleave_high<mode>,
22783 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
22784 <avx512>_vpermt2var<mode>3_maskz): Likewise.
22786 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
22788 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
22789 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
22790 parallel reassociation for power8 and forward.
22792 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
22794 * config/i386/i386.md (absneg splitters with general regs): Use
22795 general_reg_operand predicate.
22796 (btsq peephole2): Use x86_64_immediate_operand to check if new
22797 value is suitable for immediate operand. Generate emitted insn
22798 using RTL expressions.
22799 (btcq peephole2): Ditto.
22800 (btrq peephole2): Ditto. Generate correct immediate operand
22803 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
22805 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
22808 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
22810 * tree-affine.c (wide_int_constant_multiple_p): Add missing
22811 pointer dereference.
22813 2016-05-09 Richard Biener <rguenther@suse.de>
22815 PR tree-optimization/70985
22816 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
22817 op0 isn't a gimple register.
22819 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
22821 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
22822 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
22823 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
22824 (i6400_fpu_mult): New cpu units.
22825 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
22826 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
22827 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
22828 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
22829 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
22830 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
22831 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
22832 (i6400_msa_long_float4, i6400_msa_long_float5)
22833 (i6400_msa_long_float8, i6400_msa_fdiv_df)
22834 (i6400_msa_fdiv_sf): New reservations.
22835 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
22836 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
22837 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
22838 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
22839 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
22840 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
22841 (msa_short_cmp, msa_short_float2, msa_short_logic3)
22842 (msa_short_store4, msa_long_load, msa_short_store)
22843 (msa_long_logic, msa_long_float2, msa_long_float4)
22844 (msa_long_float5, msa_long_float8, msa_long_mult)
22845 (msa_long_fdiv, msa_long_div): New reservations.
22847 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
22848 Sameera Deshpande <sameera.deshpande@imgtec.com>
22849 Matthew Fortune <matthew.fortune@imgtec.com>
22850 Graham Stott <graham.stott@imgtec.com>
22851 Chao-ying Fu <chao-ying.fu@imgtec.com>
22853 * config.gcc: Add MSA header file for mips*-*-* target.
22854 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
22855 (Ubv8i, Urv8): New constraints.
22856 * config/mips/mips-ftypes.def: Add function types for MSA
22858 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
22859 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
22860 * config/mips/mips-msa.md: New file.
22861 * config/mips/mips-protos.h
22862 (mips_split_128bit_const_insns): New prototype.
22863 (mips_msa_idiv_insns): Likewise.
22864 (mips_split_128bit_move): Likewise.
22865 (mips_split_128bit_move_p): Likewise.
22866 (mips_split_msa_copy_d): Likewise.
22867 (mips_split_msa_insert_d): Likewise.
22868 (mips_split_msa_fill_d): Likewise.
22869 (mips_expand_msa_branch): Likewise.
22870 (mips_const_vector_same_val_p): Likewise.
22871 (mips_const_vector_same_bytes_p): Likewise.
22872 (mips_const_vector_same_int_p): Likewise.
22873 (mips_const_vector_shuffle_set_p): Likewise.
22874 (mips_const_vector_bitimm_set_p): Likewise.
22875 (mips_const_vector_bitimm_clr_p): Likewise.
22876 (mips_msa_vec_parallel_const_half): Likewise.
22877 (mips_msa_output_division): Likewise.
22878 (mips_ldst_scaled_shift): Likewise.
22879 (mips_expand_vec_cond_expr): Likewise.
22880 * config/mips/mips.c (enum mips_builtin_type): Add
22881 MIPS_BUILTIN_MSA_TEST_BRANCH.
22882 (mips_gen_const_int_vector_shuffle): New prototype.
22883 (mips_const_vector_bitimm_set_p): New function.
22884 (mips_const_vector_bitimm_clr_p): Likewise.
22885 (mips_const_vector_same_val_p): Likewise.
22886 (mips_const_vector_same_bytes_p): Likewise.
22887 (mips_const_vector_same_int_p): Likewise.
22888 (mips_const_vector_shuffle_set_p): Likewise.
22889 (mips_symbol_insns): Forbid loading symbols via immediate for
22891 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
22893 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
22895 (mips_lx_address_p): Add support load indexed address for MSA.
22896 (mips_address_insns): Add calculation of instructions needed for
22897 stores and loads for MSA.
22898 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
22899 CONST_VECTOR for MSA and let it fall through.
22900 (mips_ldst_scaled_shift): New function.
22901 (mips_subword_at_byte): Likewise.
22902 (mips_msa_idiv_insns): Likewise.
22903 (mips_legitimize_move): Validate MSA moves.
22904 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
22905 calculation of costs for MSA division.
22906 (mips_split_move_p): Check if MSA moves need splitting.
22907 (mips_split_move): Split MSA moves if necessary.
22908 (mips_split_128bit_move_p): New function.
22909 (mips_split_128bit_move): Likewise.
22910 (mips_split_msa_copy_d): Likewise.
22911 (mips_split_msa_insert_d): Likewise.
22912 (mips_split_msa_fill_d): Likewise.
22913 (mips_output_move): Handle MSA moves.
22914 (mips_expand_msa_branch): New function.
22915 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
22916 Reinstate 'y' modifier.
22917 (mips_file_start): Add MSA .gnu_attribute.
22918 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
22920 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
22921 (mips_class_max_nregs): Add register size for MSA supported mode.
22922 (mips_cannot_change_mode_class): Allow conversion between MSA
22923 vector modes and TImode.
22924 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
22926 (mips_secondary_reload_class): Force MSA loads/stores via memory.
22927 (mips_preferred_simd_mode): Add preffered modes for MSA.
22928 (mips_vector_mode_supported_p): Add MSA supported modes.
22929 (mips_autovectorize_vector_sizes): New function.
22930 (mips_msa_output_division): Likewise.
22931 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
22932 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
22933 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
22934 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
22935 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
22936 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
22937 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
22938 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
22939 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
22940 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
22941 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
22942 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
22943 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
22944 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
22945 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
22946 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
22947 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
22948 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
22949 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
22950 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
22951 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
22952 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
22953 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
22954 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
22955 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
22956 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
22957 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
22958 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
22959 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
22960 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
22961 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
22962 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
22963 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
22964 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
22965 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
22966 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
22967 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
22968 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
22969 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
22970 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
22971 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
22972 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
22973 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
22974 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
22975 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
22976 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
22977 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
22978 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
22979 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
22980 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
22981 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
22982 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
22983 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
22984 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
22985 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
22986 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
22987 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
22988 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
22989 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
22990 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
22991 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
22992 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
22993 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
22994 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
22995 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
22996 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
22997 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
22998 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
22999 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
23000 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
23001 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
23002 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
23003 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
23004 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
23005 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
23006 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
23007 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
23008 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
23009 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
23010 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
23011 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
23012 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
23013 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
23014 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
23015 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
23016 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
23017 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
23018 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
23019 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
23020 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
23021 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
23022 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
23023 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
23024 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
23025 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
23026 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
23027 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
23028 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
23029 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
23030 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
23031 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
23032 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
23033 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
23034 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
23035 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
23036 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
23037 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
23038 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
23039 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
23040 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
23041 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
23042 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
23043 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
23044 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
23045 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
23046 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
23047 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
23048 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
23049 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
23050 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
23051 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
23052 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
23053 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
23054 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
23055 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
23056 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
23057 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
23058 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
23059 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
23060 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
23061 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
23062 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
23063 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
23064 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
23065 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
23066 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
23067 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
23068 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
23069 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
23070 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
23071 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
23072 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
23073 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
23074 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
23075 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
23076 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
23077 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
23078 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
23079 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
23080 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
23081 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
23083 (mips_get_builtin_decl_index): New array.
23084 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
23085 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
23086 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
23087 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
23088 (mips_init_builtins): Initialize mips_get_builtin_decl_index
23090 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
23092 (mips_expand_builtin_insn): Prepare operands for
23093 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
23094 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
23095 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
23096 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
23097 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
23098 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
23099 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
23100 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
23101 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
23102 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
23103 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
23104 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
23105 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
23106 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
23107 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
23108 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
23109 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
23110 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
23111 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
23112 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
23113 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
23114 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
23115 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
23116 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
23117 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
23118 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
23119 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
23120 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
23121 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
23122 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
23123 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
23124 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
23125 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
23126 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
23127 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
23128 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
23129 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
23130 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
23131 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
23132 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
23133 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
23134 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
23135 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
23136 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
23137 These are set implicitly and an error is reported if overridden.
23138 (mips_expand_builtin_msa_test_branch): New function.
23139 (mips_expand_msa_shuffle): Likewise.
23140 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
23141 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
23142 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
23143 (mips_expand_vec_unpack): Add support for MSA.
23144 (mips_expand_vector_init): Likewise.
23145 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
23146 instead of const0_rtx.
23147 (mips_msa_vec_parallel_const_half): New function.
23148 (mips_gen_const_int_vector): Likewise.
23149 (mips_gen_const_int_vector_shuffle): Likewise.
23150 (mips_expand_msa_cmp): Likewise.
23151 (mips_expand_vec_cond_expr): Likewise.
23152 * config/mips/mips.h
23153 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
23154 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
23156 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
23157 (ISA_HAS_MSA): New macro.
23158 (UNITS_PER_MSA_REG): Likewise.
23159 (BITS_PER_MSA_REG): Likewise.
23160 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
23161 (MSA_REG_FIRST): New macro.
23162 (MSA_REG_LAST): Likewise.
23163 (MSA_REG_NUM): Likewise.
23164 (MSA_REG_P): Likewise.
23165 (MSA_REG_RTX_P): Likewise.
23166 (MSA_SUPPORTED_MODE_P): Likewise.
23167 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
23168 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
23169 * config/mips/mips.md: Include mips-msa.md.
23170 (alu_type): Add simd_add.
23171 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
23172 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
23173 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
23174 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
23175 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
23176 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
23177 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
23178 simd_move, simd_load, simd_store. Choose "multi" for moves
23180 (qword_mode): New attribute.
23181 (insn_count): Add instruction count for quad moves.
23182 Increase the count for MIPS SIMD division.
23183 (UNITMODE): Add UNITMODEs for vector types.
23184 (addsub): New code iterator.
23185 * config/mips/mips.opt (mmsa): New option.
23186 * config/mips/msa.h: New file.
23187 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
23189 * config/mips/mti-linux.h: Likewise.
23190 * config/mips/predicates.md
23191 (const_msa_branch_operand): New constraint.
23192 (const_uimm3_operand): Likewise.
23193 (const_uimm4_operand): Likewise.
23194 (const_uimm5_operand): Likewise.
23195 (const_uimm8_operand): Likewise.
23196 (const_imm5_operand): Likewise.
23197 (aq10b_operand): Likewise.
23198 (aq10h_operand): Likewise.
23199 (aq10w_operand): Likewise.
23200 (aq10d_operand): Likewise.
23201 (const_m1_operand): Likewise.
23202 (reg_or_m1_operand): Likewise.
23203 (const_exp_2_operand): Likewise.
23204 (const_exp_4_operand): Likewise.
23205 (const_exp_8_operand): Likewise.
23206 (const_exp_16_operand): Likewise.
23207 (const_vector_same_val_operand): Likewise.
23208 (const_vector_same_simm5_operand): Likewise.
23209 (const_vector_same_uimm5_operand): Likewise.
23210 (const_vector_same_uimm6_operand): Likewise.
23211 (const_vector_same_uimm8_operand): Likewise.
23212 (par_const_vector_shf_set_operand): Likewise.
23213 (reg_or_vector_same_val_operand): Likewise.
23214 (reg_or_vector_same_simm5_operand): Likewise.
23215 (reg_or_vector_same_uimm6_operand): Likewise.
23216 * doc/extend.texi (MIPS SIMD Architecture Functions): New
23218 * doc/invoke.texi (-mmsa): Document new option.
23220 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23222 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
23223 * configure: Regenerate.
23224 * config.in: Regenerate.
23225 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
23226 on -fvtable-verify.
23227 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
23228 (ENDFILE_VTV_SPEC): Define.
23230 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
23232 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
23233 registers in all interrupt handlers if necessary.
23234 (rl78_option_override): Add warning.
23235 (MUST_SAVE_MDUC_REGISTERS): New macro.
23236 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
23237 * config/rl78/rl78.c (check_mduc_usage): New function.
23238 (mduc_regs): New structure to hold MDUC register data.
23239 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
23240 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
23241 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
23242 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
23243 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
23244 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
23246 2016-05-09 Bin Cheng <bin.cheng@arm.com>
23248 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
23249 (tree-ssa-loop-niter.h): Ditto.
23250 (idx_within_array_bound, ref_within_array_bound): New functions.
23251 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
23252 Factor out check on writable base object to ...
23253 (base_object_writable): ... here.
23255 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23257 * config/arm/arm.md (probe_stack): Add modes to set source
23260 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
23262 * regrename.c (base_reg_class_for_rename): New static function.
23263 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
23265 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
23267 * cgraph.c (thunk_adjust): Export.
23268 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
23269 * cgraphunit.c (thunk_adjust): Export.
23270 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
23272 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
23274 * tree-inline.c (expand_call_inline): Expand thunks inline.
23276 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
23279 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
23280 (*sse2_vd_cvtss2sd): Ditto.
23281 * config/i386/i386.md
23282 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
23283 Generate *sse2_vd_cvtsd2ss pattern.
23284 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
23285 Generate *sse2_vd_cvtss2sd pattern.
23287 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
23289 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
23290 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
23293 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
23295 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
23296 * config/sh/sh.c: Define and declare variables on first use throughout
23298 (current_function_interrupt): Change to bool type.
23299 (frame_insn): Rename to emit_frame_insn and update users.
23300 (push_regs): Use bool for 'interrupt_handler' argument.
23301 (save_schedule_s): Remove.
23302 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
23303 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
23304 targetm.asm_out.unaligned_op.di.
23305 (gen_far_branch): Remove redundant forward declaration.
23306 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
23307 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
23308 (sh_set_return_address, sh_function_ok_for_sibcall,
23309 scavenge_reg): Update comments.
23310 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
23311 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
23312 (sh_attr_renesas_p): Remove unnecessary parentheses.
23313 (branch_dest): Simplify.
23314 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
23315 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
23316 (CUMULATIVE_ARGS): Change macro to typedef.
23317 (current_function_interrupt): Change to bool type.
23318 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
23319 Surround with __cplusplus ifdef.
23320 (sh_compare_op0, sh_compare_op1): Remove.
23321 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
23323 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
23325 * config/arm/arm.md (arch): Add neon.
23326 (arch_enabled): Return yes for arch neon when TARGET_NEON.
23327 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
23328 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
23329 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
23330 attributes for alt renumbering. Mark alt 3 as non-predicable.
23331 (thumb2_movdf_vfp): Likewise.
23333 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
23335 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
23336 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
23337 (*andqi_1): Add preferred_for_speed attribute to disparage
23338 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
23339 (*<code>qi_1): Ditto.
23340 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
23341 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
23342 (*ashlqi3_1): Ditto.
23343 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
23344 Add preferred_for_size attribute to disparage alternative 0 and
23345 preferred_for_speed attribute to disparage alternative 1 for
23346 TARGET_PARTIAL_REG_STALL targets.
23348 2016-05-07 Tom de Vries <tom@codesourcery.com>
23350 PR tree-optimization/70956
23351 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
23354 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
23356 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
23357 * config/sh/sh.c (sh_cbranch_distance): Implement it.
23358 * config/sh/sh.md (branch_zero): Remove define_attr.
23359 (define_delay): Disable delay slot if branch distance is one insn.
23361 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
23363 * config/i386/i386.md (LEAMODE): New mode attribute.
23364 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
23365 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
23366 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
23367 operand 2 predicate.
23368 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
23369 (*lea<mode>_general_3): Ditto.
23370 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
23372 2016-05-06 Jakub Jelinek <jakub@redhat.com>
23374 * genmddump.c (main): Convert argv from char ** to const char **.
23376 2016-05-06 David Malcolm <dmalcolm@redhat.com>
23378 * coretypes.h (OVERRIDE): New macro.
23379 (FINAL): New macro.
23381 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
23383 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
23384 allow coalescing if the types are compatible.
23386 2016-05-06 David Malcolm <dmalcolm@redhat.com>
23388 * pass_manager.h (pass_manager::register_pass_name): New method.
23389 (pass_manager::get_pass_by_name): New method.
23390 (pass_manager::create_pass_tab): New method.
23391 (pass_manager::m_name_to_pass_map): New field.
23392 * passes.c (name_to_pass_map): Delete global in favor of field
23393 "m_name_to_pass_map" of pass_manager.
23394 (register_pass_name): Rename from a function to...
23395 (pass_manager::register_pass_name): ...this method, updating
23396 for renaming of global "name_to_pass_map" to field
23397 "m_name_to_pass_map".
23398 (create_pass_tab): Rename from a function to...
23399 (pass_manager::create_pass_tab): ...this method, updating
23400 for renaming of global "name_to_pass_map" to field.
23401 (get_pass_by_name): Rename from a function to...
23402 (pass_manager::get_pass_by_name): ...this method.
23403 (enable_disable_pass): Convert use of get_pass_by_name to
23404 a method call, locating the pass_manager singleton.
23406 2016-05-06 David Malcolm <dmalcolm@redhat.com>
23408 * genattr-common.c (main): Convert argv from char ** to const char **.
23409 * genattr.c (main): Likewise.
23410 * genattrtab.c (main): Likewise.
23411 * genautomata.c (initiate_automaton_gen): Likewise.
23413 * gencodes.c (main): Likewise.
23414 * genconditions.c (main): Likewise.
23415 * genconfig.c (main): Likewise.
23416 * genconstants.c (main): Likewise.
23417 * genemit.c (main): Likewise.
23418 * genenums.c (main): Likewise.
23419 * genextract.c (main): Likewise.
23420 * genflags.c (main): Likewise.
23421 * genmddeps.c (main): Likewise.
23422 * genopinit.c (main): Likewise.
23423 * genoutput.c (main): Likewise.
23424 * genpeep.c (main): Likewise.
23425 * genpreds.c (main): Likewise.
23426 * genrecog.c (main): Likewise.
23427 * gensupport.c (init_rtx_reader_args_cb): Likewise.
23428 (init_rtx_reader_args): Likewise.
23429 * gensupport.h (init_rtx_reader_args_cb): Likewise.
23430 (init_rtx_reader_args): Likewise.
23431 * gentarget-def.c (main): Likewise.
23432 * read-md.c (read_md_files): Likewise.
23433 * read-md.h (read_md_files): Likewise.
23435 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
23437 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
23438 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
23439 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
23440 Remove unused predicate.
23441 (register_and_not_fp_reg_operand): Ditto.
23443 2016-05-06 Martin Liska <mliska@suse.cz>
23445 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
23446 instead of vec as the vector is local to the function.
23448 2016-05-06 Jakub Jelinek <jakub@redhat.com>
23450 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
23451 avx512bw alternative.
23453 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
23454 before the ashr<mode>3 pattern.
23456 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
23457 v instead of x in vex or maybe_vex alternatives, use
23458 maybe_evex instead of vex in prefix.
23460 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
23461 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
23462 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
23463 in vex or maybe_vex alternatives, use maybe_evex instead of vex
23466 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
23467 v instead of x in vex or maybe_vex alternatives, use
23468 maybe_evex instead of vex in prefix.
23470 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
23471 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
23472 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
23473 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
23474 alternatives, use maybe_evex instead of vex in prefix.
23476 * config/i386/sse.md (vec_interleave_lowv4sf,
23477 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
23478 v instead of x in vex or maybe_vex alternatives, use
23479 maybe_evex instead of vex in prefix.
23481 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
23482 v instead of x in vex or maybe_vex alternatives, use
23483 maybe_evex instead of vex in prefix.
23485 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
23486 v constraint instead of x.
23488 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
23490 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
23491 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
23494 2016-05-06 Richard Biener <rguenther@suse.de>
23496 PR tree-optimization/70948
23497 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
23498 Properly clobber all fields of va_list for __builtin_va_start.
23500 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
23503 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
23504 loop latch destination.
23506 2016-05-06 Martin Liska <mliska@suse.cz>
23508 * tree-ssa-uninit.c: Apply manual changes
23509 to the GNU coding style.
23510 (prune_uninit_phi_opnds): Rename from
23511 prune_uninit_phi_opnds_in_unrealizable_paths.
23513 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23515 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
23516 mspace): Remove deprecated options.
23517 * doc/invoke.texi (SH options): Remove -mspace.
23519 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23521 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
23523 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23525 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
23526 corresponding combine split pattern.
23528 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23531 * config/sh/predicates.md (long_displacement_mem_operand): New.
23532 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
23533 Add movi20, movi20s alternatives. Adjust length attribute for
23535 (movsi_ie): Allow for any FPU. Adjust length attribute for
23537 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
23538 attribute for alternatives.
23539 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
23540 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
23541 length attribute for alternatives.
23543 2016-05-06 Richard Biener <rguenther@suse.de>
23545 PR tree-optimization/70960
23546 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
23548 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23551 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
23552 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
23554 2016-05-06 Marek Polacek <polacek@redhat.com>
23557 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
23559 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23562 * config/sh/sh.md (*rotcr): Add another variant.
23564 2016-05-06 Richard Biener <rguenther@suse.de>
23566 PR middle-end/70931
23567 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
23569 2016-05-06 Richard Biener <rguenther@suse.de>
23571 PR middle-end/70941
23572 * fold-const.c (split_tree): Always convert to the original type
23575 2016-05-06 Richard Biener <rguenther@suse.de>
23577 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
23578 (fwprop_addr): Likewise.
23580 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
23583 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
23585 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
23586 * config/i386/i386.md (push mem splitter): Use find_constant_src in
23587 the splitter condition.
23588 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
23589 the splitter condition.
23590 (FP float_extend load splitter): Ditto.
23592 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
23594 * config/i386/i386.md (peehole2 patterns): Change true_regnum
23595 to REGNO in all peephole2 patterns.
23596 (post-reload splitters): Change true_regnum to REGNO in
23597 post-reload splitters.
23598 (zero_extend splitters): Use general_reg_operand and
23599 nonimmediate_gr_operand predicates.
23601 2016-05-05 Jakub Jelinek <jakub@redhat.com>
23603 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
23604 v constraint instead of x.
23606 2016-05-05 Alan Modra <amodra@gmail.com>
23609 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
23610 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
23611 TARGET_NO_FP_IN_TOC for -mrelocatable.
23612 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
23613 TARGET_RELOCATABLE test.
23614 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
23615 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23616 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
23617 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
23618 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23619 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
23620 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
23621 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23622 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
23623 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
23625 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
23626 (rs6000_stack_info): Likewise.
23627 (rs6000_elf_asm_out_constructor): Likewise.
23628 (rs6000_elf_asm_out_destructor): Likewise.
23629 (rs6000_elf_declare_function_name): Likewise.
23630 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
23631 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
23634 2016-05-05 Alan Modra <amodra@gmail.com>
23636 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
23638 2016-05-05 Alan Modra <amodra@gmail.com>
23640 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
23641 out-of-line gpr restore for one or two regs if that would add
23644 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
23647 * config/i386/i386.md
23648 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
23649 Change to post-epilogue_completed late splitter. Use sse_reg_operand
23650 as operand 0 predicate.
23651 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
23653 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
23654 Ditto. Emit the pattern using RTX.
23656 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
23657 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
23658 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
23659 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
23661 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
23662 sse_reg_operand as operand 0 predicate.
23664 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
23665 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
23666 instead of gen_rtx_REG.
23667 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
23670 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
23672 * function.c (emit_use_return_register_into_block): Delete.
23673 (gen_return_pattern): Delete.
23674 (emit_return_into_block): Delete.
23675 (active_insn_between): Delete.
23676 (convert_jumps_to_returns): Delete.
23677 (emit_return_for_exit): Delete.
23678 (thread_prologue_and_epilogue_insns): Delete all code dealing with
23679 simple_return for shrink-wrapped blocks.
23680 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
23681 end of blocks that need one.
23682 (get_unconverted_simple_return): Delete.
23683 (convert_to_simple_return): Delete.
23684 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
23685 (convert_to_simple_return): Ditto.
23687 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
23689 * cfgcleanup.c (bb_is_just_return): New function.
23690 (try_optimize_cfg): Simplify jumps to return, branches to return,
23691 and branches around return.
23693 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
23695 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
23696 branch to a return.
23698 2016-05-04 Jakub Jelinek <jakub@redhat.com>
23702 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
23703 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
23704 assert flags & OEP_HASH_CHECK, instead of asserting it
23705 never happens. Handle TARGET_EXPR.
23706 * fold-const.c (operand_equal_p): For hash verification,
23707 or in OEP_HASH_CHECK into flags.
23709 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
23711 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
23713 (compute_samebase_partition_bases): Fix typo.
23715 2016-05-04 Jakub Jelinek <jakub@redhat.com>
23717 * config/i386/sse.md (vec_interleave_highv8sf,
23718 vec_interleave_lowv8sf, vec_interleave_highv4df,
23719 vec_interleave_lowv4df): Remove constraints from expanders.
23721 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
23723 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
23725 * tree-inline.c (expand_call_inline): Fix path dealing with
23726 making lhs of call statement undefined.
23728 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
23730 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
23731 Check availability on NODE, too.
23732 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
23733 (cgraph_node::call_for_symbol_and_aliases): Likewise.
23734 (varpool_node::call_for_symbol_and_aliase): Likewise.
23735 * ipa-pure-const.c (add_new_function): Analyze all bodies.
23736 (propagate_pure_const): Propagate across interposable functions, too.
23737 (skip_function_for_local_pure_const): Do not skip interposable bodies
23739 (pass_local_pure_const::execute): Update.
23741 2016-05-04 Marek Polacek <polacek@redhat.com>
23743 * doc/invoke.texi: Document -Wdangling-else.
23745 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
23747 * config.gcc: Error out when conflicting multilib is detected. Do not
23748 loop over multilibs since no combination is legal.
23750 2016-05-04 Alan Modra <amodra@gmail.com>
23752 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
23753 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
23754 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
23757 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
23759 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
23760 Clean up p5600 comments.
23762 2016-05-04 Richard Biener <rguenther@suse.de>
23764 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
23765 constructor simplifications.
23766 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
23768 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
23770 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
23771 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
23772 result.set_rtx is null instead of aborting.
23773 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
23775 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
23776 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
23777 *mov<mode>_store_postinc): New patterns.
23779 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
23781 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
23782 as commutative. Check both conversions are NOP.
23783 ((A & B) OP (C & B)): Remove.
23785 2016-05-04 Alan Modra <amodra@gmail.com>
23787 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
23789 2016-05-04 Alan Modra <amodra@gmail.com>
23792 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
23793 when cr2,3,4 are all fixed regs.
23795 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
23797 PR rtl-optimization/57193
23798 * opts.c (default_options_table): Revert OPT_frename_registers change.
23799 * doc/invoke.texi (-frename-registers, -O2): Likewise.
23801 2016-05-03 Martin Sebor <msebor@redhat.com>
23804 * builtins.c (fold_builtin_FILE): New function.
23805 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
23806 (fold_builtin_0): Call them.
23807 * gimplify.c (gimplify_call_expr): Remove the handling of
23808 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
23811 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
23812 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
23816 * doc/extend.texi (Function Names as Strings): Update __func__,
23817 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
23820 2016-05-03 Jakub Jelinek <jakub@redhat.com>
23821 Richard Biener <rguenther@suse.de>
23823 PR tree-optimization/70916
23824 * tree-if-conv.c: Include cfganal.h.
23825 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
23826 and remove_fake_exit_edges around the optimization pass.
23828 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
23830 * cgraph.c (symbol_table::create_edge): Set inline_failed.
23831 (cgraph_edge::make_direct): Likewise.
23832 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
23833 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
23834 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
23835 (CIF_THUNK): New code.
23836 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
23837 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
23838 (compute_inline_parameters): Set inline_failed for thunks.
23839 (inline_analyze_function): Cleanup.
23840 * ipa-inline.c (can_inline_edge_p): Do not deal with
23841 call_stmt_cannot_inline_p.
23842 (can_early_inline_edge_p): Likewise.
23843 (early_inliner): Initialize inline_failed.
23844 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
23846 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
23848 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
23849 from nonimm_ssenomem_operand.
23850 (nonimm_ssenomem_operand): New predicate.
23851 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
23852 as operand 0 predicate.
23853 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
23854 Disable unsupported alternatives using "enabled" attribute.
23855 Use register_ssemem_operand as operand 0 predicate.
23856 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
23858 2016-05-03 Marek Polacek <polacek@redhat.com>
23861 * input.c (expansion_point_location): New function.
23862 * input.h (expansion_point_location): Declare.
23864 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
23866 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
23867 occurence with frame_offset_ ones.
23869 2016-05-03 Alan Modra <amodra@gmail.com>
23871 PR rtl-optimization/70890
23872 * ira.c (combine_and_move_insns): When moving def_insn, remove
23873 equivs on use_insn.
23875 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
23877 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
23878 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
23879 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
23880 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
23882 2016-05-03 Alan Modra <amodra@gmail.com>
23884 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
23885 for SAVE_MULTIPLE/STORE_MULTIPLE.
23887 2016-05-03 Jakub Jelinek <jakub@redhat.com>
23889 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
23890 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
23892 2016-05-03 Richard Biener <rguenther@suse.de>
23894 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
23896 (gimplify_arg): Likewise.
23897 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
23898 re-writing the result to a decl if required.
23899 (internal_get_tmp_var): Add allow_ssa parameter
23900 and override into_ssa with it.
23901 (get_formal_tmp_var): Adjust.
23902 (get_initialized_tmp_var): Add allow_ssa parameter.
23903 (gimplify_arg): Add allow_ssa parameter and avoid generating
23904 SSA names for the result false.
23905 (gimplify_call_expr): If the call may return twice do not
23906 gimplify parameters into SSA.
23907 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
23908 (gimplify_modify_expr): Adjust assert. For noreturn calls
23909 with a SSA name LHS adjust its def.
23910 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
23911 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
23912 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
23913 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
23914 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
23915 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
23916 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
23917 (optimize_target_teams): Do not allow SSA names for clause operands.
23918 (gimplify_expr): Likewise for where we mark the result addressable.
23919 * passes.def (pass_init_datastructures): Remove.
23920 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
23921 (rewrite_stmt): Likewise.
23922 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
23923 (replace_locals_op): Replace SSA names.
23924 (copy_gimple_seq_and_replace_locals): Init src_cfun.
23925 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
23926 * cgraph.c (release_function_body): Free CFG annotations only
23927 when we have a CFG. Simplify.
23928 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
23929 force_gimple_operand instead of get_initialized_tmp_var.
23930 * tree-pass.h (make_pass_init_datastructures): Remove.
23931 * tree-ssa.c (execute_init_datastructures): Remove.
23932 (pass_data_init_datastructures): Likewise.
23933 (class pass_init_datastructures): Likewise.
23934 (make_pass_init_datastructures): Likewise.
23935 * omp-low.c (create_omp_child_function): Init SSA data structures.
23936 (grid_expand_target_grid_body): Likewise.
23937 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
23938 name before adding it to names_to_release.
23939 (remove_bb): Always release SSA defs.
23940 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
23941 before dereferencing it.
23942 * cgraphunit.c (init_lowered_empty_function): Always
23943 int SSA data structures.
23944 * tree-ssanames.c (release_defs): Remove assert that we are in
23946 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
23948 2016-05-03 Jakub Jelinek <jakub@redhat.com>
23949 Uros Bizjak <ubizjak@gmail.com>
23951 PR rtl-optimization/70467
23952 * config/i386/predicates.md (x86_64_hilo_int_operand,
23953 x86_64_hilo_general_operand): New predicates.
23954 * config/i386/constraints.md (Wd): New constraint.
23955 * config/i386/i386.md (mode attr di): Use Wd instead of e.
23956 (general_hilo_operand): New mode attr.
23957 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
23958 instead of <general_operand>.
23959 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
23960 x86_64_hilo_general_operand instead of <general_operand>.
23962 2016-05-03 Jakub Jelinek <jakub@redhat.com>
23964 PR tree-optimization/70916
23965 * tree-if-conv.c (constant_or_ssa_name): Removed.
23966 (fold_build_cond_expr): Use is_gimple_val instead of
23967 constant_or_ssa_name.
23969 PR tree-optimization/70916
23970 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
23971 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
23974 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
23975 (optimize_atomic_bit_test_and): New function.
23976 (pass_fold_builtins::execute): Use it.
23977 * optabs.def (atomic_bit_test_and_set_optab,
23978 atomic_bit_test_and_complement_optab,
23979 atomic_bit_test_and_reset_optab): New optabs.
23980 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
23981 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
23982 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
23983 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
23984 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
23985 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
23986 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
23987 * doc/md.texi (atomic_bit_test_and_set@var{mode},
23988 atomic_bit_test_and_complement@var{mode},
23989 atomic_bit_test_and_reset@var{mode}): Document.
23990 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
23991 atomic_bit_test_and_complement<mode>,
23992 atomic_bit_test_and_reset<mode>): New expanders.
23993 (atomic_bit_test_and_set<mode>_1,
23994 atomic_bit_test_and_complement<mode>_1,
23995 atomic_bit_test_and_reset<mode>_1): New insns.
23997 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
23999 PR rtl-optimization/70687
24000 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
24001 instead of unsigned HOST_WIDE_INT.
24003 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
24005 PR rtl-optimization/44281
24006 * hard-reg-set.h (struct target_hard_regs): New field
24007 x_fixed_nonglobal_reg_set.
24008 (fixed_nonglobal_reg_set): New macro.
24009 * reginfo.c (init_reg_sets_1): Initialize it.
24010 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
24012 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
24014 2016-05-03 Bin Cheng <bin.cheng@arm.com>
24016 PR tree-optimization/56541
24017 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
24018 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
24019 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
24020 (any_complicated_phi): new static variable.
24021 (aggressive_if_conv): delete.
24022 (if_convertible_phi_p): support phis with more than two arguments.
24023 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
24024 critical pred edges.
24025 (ifcvt_split_critical_edges): support phis with more than two
24026 arguments by checking new parameter. only split critical edges
24028 (tree_if_conversion): handle simd pragma marked loop using new
24029 local variable aggressive_if_conv. check any_complicated_phi.
24031 2016-05-03 Bin Cheng <bin.cheng@arm.com>
24033 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
24036 2016-05-03 Bin Cheng <bin.cheng@arm.com>
24038 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
24041 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
24043 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
24044 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
24045 define_insn_and_split.
24046 (mulsi3_i): New define_insn_and_split.
24047 (mulsi3_call): Convert to define_insn.
24048 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
24049 Remove constraints.
24051 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24053 * machmode.h (mode_complex): Add support to give the complex mode
24055 (GET_MODE_COMPLEX_MODE): Likewise.
24056 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
24057 stored by build_complex_type and gfc_build_complex_type instead of
24058 trying to figure out the appropriate mode based on the size. Raise
24059 an assertion error, if the type was not set.
24060 * genmodes.c (struct mode_data): Add field for the complex type of
24062 (blank_mode): Likewise.
24063 (make_complex_modes): Remember the complex mode created in the
24065 (emit_mode_complex): Write out the mode_complex array to map a
24066 type mode to the complex version.
24067 (emit_insn_modes_c): Likewise.
24068 * tree.c (build_complex_type): Set the complex type to use before
24069 calling layout_type.
24070 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
24071 support for __float128 complex datatypes.
24072 (rs6000_hard_regno_mode_ok): Likewise.
24073 (rs6000_setup_reg_addr_masks): Likewise.
24074 (rs6000_complex_function_value): Likewise.
24075 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
24076 __float128 and __ibm128 complex.
24077 (FLOAT128_IBM_P): Likewise.
24078 (ALTIVEC_ARG_MAX_RETURN): Likewise.
24079 * doc/extend.texi (Additional Floating Types): Document that
24080 -mfloat128 must be used to enable __float128. Document complex
24081 __float128 and __ibm128 support.
24083 2016-05-02 Jakub Jelinek <jakub@redhat.com>
24086 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
24087 char/short arguments promoted to int because of promote_prototypes.
24089 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
24091 * config/i386/predicates.md (register_ssemem_operand): New predicate.
24092 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
24093 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
24094 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
24095 alternatives using "enabled" attribute. Use register_ssemem_operand
24096 as operand 1 predicate.
24097 (*cmpi<unord>xf_i387): Split XFmode pattern from
24098 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
24099 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
24100 *absneg<mode>2_i387. Disable unsupported alternatives using
24101 "enabled" attribute.
24102 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
24104 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
24106 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
24108 (oacc_loop_process): Check mask for loop termination.
24110 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
24112 * cif-code.def (CIF_THUNK): Add.
24113 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
24116 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
24118 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
24119 (dump_inline_summary): Dump it.
24120 (fp_expression_p): New predicate.
24121 (estimate_function_body_sizes): Use it.
24122 (inline_merge_summary): Merge fp_expressions.
24123 (inline_read_section): Read fp_expressions.
24124 (inline_write_summary): Write fp_expressions.
24125 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
24126 codegen boundary if either caller or callee is !fp_expressions.
24127 * ipa-inline.h (inline_summary): Add fp_expressions.
24128 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
24129 to fp_expressions be sure the fp generation flags are updated.
24131 2016-05-02 Jakub Jelinek <jakub@redhat.com>
24133 PR rtl-optimization/70467
24134 * cse.c (cse_insn): Handle no-op MEM moves after folding.
24136 PR rtl-optimization/70467
24137 * ipa-pure-const.c (check_call): Handle internal calls even in
24138 ipa mode like in local mode.
24140 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
24142 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
24144 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
24146 * match.pd (X u< X, X u> X): New transformations.
24148 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
24150 * flag-types.h (enum warn_strict_overflow_code): Move ...
24151 * coretypes.h: ... here.
24152 * fold-const.h (fold_overflow_warning): Declare.
24153 * fold-const.c (fold_overflow_warning): Make non-static.
24154 (fold_comparison): Move the transformation of X +- C1 CMP C2
24155 into X CMP C2 -+ C1 ...
24156 * match.pd: ... here.
24157 * gimple-fold.c (fold_stmt_1): Protect with
24158 fold_defer_overflow_warnings.
24160 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
24162 * omp-low.c (struct oacc_loop): Add 'inner' field.
24163 (new_oacc_loop_raw): Initialize it to zero.
24164 (oacc_loop_fixed_partitions): Initialize it.
24165 (oacc_loop_auto_partitions): Partition outermost loop to outermost
24166 available partitioning.
24168 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
24170 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
24172 (umulsidi3): Likewise.
24173 (indirect_jump): Fix jump instruction assembly patterns.
24175 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
24178 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
24179 (nvptx_function_value): Assert non-NULL cfun.
24181 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
24183 PR rtl-optimization/70886
24184 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
24186 * cselib.h (rtx_equal_for_cselib_1): Declare.
24187 (rtx_equal_for_cselib_p: New inline function.
24188 * cselib.c (rtx_equal_for_cselib_p): Delete.
24189 (rtx_equal_for_cselib_1): Make public.
24191 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
24193 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
24194 (register_mixssei387nonimm_operand): Remove predicate.
24195 * config/i386/i386.md (*fop_<mode>_comm): Merge from
24196 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
24197 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
24198 for TARGET_MIX_SSE_I387 alternatives.
24199 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
24200 Disable unsupported alternatives using "enabled" attribute. Use
24201 nonimm_ssenomem_operand as operand 1 predicate. Also check
24202 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
24204 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24206 * tree.c (cst_and_fits_in_hwi): Simplify.
24208 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24210 * tree.h (wi::to_wide): New function.
24211 * expr.c (expand_expr_real_1): Use wi::to_wide.
24212 * fold-const.c (int_const_binop_1): Likewise.
24213 (extract_muldiv_1): Likewise.
24215 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24217 * wide-int.h: Update offset_int and widest_int documentation.
24218 (WI_SIGNED_SHIFT_RESULT): New macro.
24219 (wi::binary_shift): Define signed_shift_result_type for
24220 shifts on offset_int- and widest_int-like types.
24221 (generic_wide_int): Support <<= and >>= if << and >> are supported.
24222 * tree.h (int_bit_position): Use shift operators instead of wi::
24224 * alias.c (adjust_offset_for_component_ref): Likewise.
24225 * expr.c (get_inner_reference): Likewise.
24226 * fold-const.c (fold_comparison): Likewise.
24227 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
24228 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
24229 * tree-dfa.c (get_ref_base_and_extent): Likewise.
24230 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
24231 (stmt_kills_ref_p): Likewise.
24232 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
24233 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
24234 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
24235 (ao_ref_init_from_vn_reference): Likewise.
24237 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24239 * wide-int.h: Update offset_int and widest_int documentation.
24240 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
24241 (wi::binary_traits): Allow ordered comparisons between offset_int and
24242 offset_int, between widest_int and widest_int, and between either
24243 of these types and basic C types.
24244 (operator <, <=, >, >=): Define for the same combinations.
24245 * tree.h (tree_int_cst_lt): Use comparison operators instead
24246 of wi:: comparisons.
24247 (tree_int_cst_le): Likewise.
24248 * gimple-fold.c (fold_array_ctor_reference): Likewise.
24249 (fold_nonarray_ctor_reference): Likewise.
24250 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
24251 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
24252 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
24253 * tree-sra.c (completely_scalarize): Likewise.
24254 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
24255 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
24256 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
24257 (check_for_binary_op_overflow): Likewise.
24258 (search_for_addr_array): Likewise.
24259 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
24261 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
24263 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
24264 (arc_save_restore): Likewise.
24265 (arc_dwarf_register_span): Likewise.
24266 (arc_output_pic_addr_const): Initialize suffix variable.
24268 2016-05-02 Martin Liska <mliska@suse.cz>
24270 * symbol-summary.h (function_summary::function_summary):
24271 Remove checking assert for all cgraph nodes.
24272 (function_summary::get): Check summary_uid.
24273 (symtab_insertion): Check summary_uid.
24275 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
24277 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
24278 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
24279 bmaskn instruction.
24280 (arc_dwarf_register_span): Remove enum keyword.
24281 (compact_memory_operand_p): New function.
24282 * config/arc/arc.h (reg_class): Add code density register classes.
24283 (REG_CLASS_NAMES): Likewise.
24284 (REG_CLASS_CONTENTS): Likewise.
24285 * config/arc/arc.md (*movqi_insn): Add code density instructions.
24286 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
24287 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
24288 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
24289 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
24291 (h, Rcd, Rsd, Rzd): New register constraints.
24292 (T): Use compact_memory_operand_p function.
24293 * config/arc/predicates.md (compact_load_memory_operand): Remove.
24295 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
24297 * config/sh/sh.md (*negnegt, *movtt): Remove.
24299 2016-05-02 Marek Polacek <polacek@redhat.com>
24300 Tom de Vries <tom@codesourcery.com>
24302 PR tree-optimization/70700
24303 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
24304 bigger than FIRST_REF_NODE.
24306 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
24309 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
24311 (prepare_cbranch_operands): Don't use scratch register. Assume that
24312 function is used when pseudos can be created.
24313 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
24314 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
24315 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
24316 define_expand. Allow it only when pseudos can be created.
24317 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
24319 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
24321 * config/i386/constraints.md (BC): Only allow -1 operands.
24322 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
24323 Add "enabled" attribute. Update XI mode attribute calculation.
24324 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
24325 (*movoi_internal_avx): Update XI mode attribute calculation.
24326 (*movti_internal): Ditto.
24328 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
24330 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
24331 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
24333 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
24335 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
24336 statement on instruction code. Remove trailing spaces.
24337 (altivec_expand_stv_builtin): Likewise.
24339 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
24341 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
24342 (TARGET_FPU_DOUBLE): Simplify.
24343 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
24344 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
24345 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
24346 with 'TARGET_FPU_DOUBLE'.
24347 * config/sh/sh.md: Likewise.
24349 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
24351 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
24352 SH_DIV_STR_FOR_SIZE): Remove.
24353 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
24354 SH_DIV_STR_FOR_SIZE): Remove.
24356 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
24358 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
24359 logical_reg_operand): Delete.
24360 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
24361 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
24362 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
24363 match_operand and match_test.
24364 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
24365 variables on their first use. Return bool values.
24366 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
24367 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
24368 arith_reg_operand for input operand. Remove empty constraints.
24370 (*xorsi3_compact): Rename to xorsi3.
24371 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
24372 (*zero_extend<mode>si2_disp_mem): Update comment.
24375 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
24377 * config/sh/t-sh: Remove SH5 support.
24378 * config.gcc: Likewise.
24379 * configure: Likewise.
24381 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24383 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
24385 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
24387 * config/sh/sh.c (register_sh_passes, sh_option_override,
24388 sh_print_operand, prepare_move_operands,
24389 sh_can_follow_jump): Remove TARGET_SH1 checks.
24390 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
24391 PROMOTE_MODE): Likewise.
24392 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
24395 2016-04-30 Alan Modra <amodra@gmail.com>
24397 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
24398 restoring when fixed_reg_p, but allow out-of-line or stmw save.
24399 Check for user regs later to avoid unnecessary looping over regs.
24400 Merge user reg check with non-saved reg check. Don't force
24401 inline VR restore when static chain used.
24402 (rs6000_frame_related): Omit eh_frame info for user regs when
24404 (fixed_regs_p): Delete.
24406 2016-04-30 Alan Modra <amodra@gmail.com>
24408 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
24409 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
24412 2016-04-30 Alan Modra <amodra@gmail.com>
24415 * config/rs6000/rs6000.c (fixed_reg_p): New function.
24416 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
24419 2016-04-30 Alan Modra <amodra@gmail.com>
24421 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
24422 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
24423 flag_pic test for Darwin.
24425 2016-04-30 Alan Modra <amodra@gmail.com>
24427 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
24428 throw_calls_crossed.
24429 (REG_FREQ_CALLS_CROSSED): Delete.
24430 (REG_N_THROWING_CALLS_CROSSED): Delete.
24431 * regstat.c (regstat_bb_compute_ri): Don't calculate
24432 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
24433 (dump_reg_info): Don't print call cross frequency.
24434 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
24435 and REG_N_THROWING_CALLS_CROSSED.
24437 2016-04-30 Alan Modra <amodra@gmail.com>
24439 * regs.h (struct reg_info_t): Delete live_length.
24440 (REG_LIVE_LENGTH): Delete macro.
24441 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
24442 local_live, local_processed and local_live_last_luid params.
24443 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
24445 (regstat_compute_ri): Adjust for above. Don't set
24447 (dump_reg_info): Don't print live length.
24448 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
24449 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
24450 Localize loop_depth var.
24452 2016-04-30 Alan Modra <amodra@gmail.com>
24454 * ira.c (enum valid_equiv): New.
24455 (validate_equiv_mem): Return enum.
24456 (update_equiv_mem): Create replacement in more cases.
24457 (add_store_equivs): Update validate_equiv_mem call.
24459 2016-04-30 Alan Modra <amodra@gmail.com>
24461 * ira.c (combine_and_move_insns): Rather than scanning insns,
24462 use DF infrastucture to find use and def insns.
24464 2016-04-30 Alan Modra <amodra@gmail.com>
24466 ira.c (combine_and_move_insns): Move invariant conditions..
24467 (ira.c): ..to here. Call combine_and_move_insns before
24468 add_store_equivs. Call grow_reg_equivs later. Allocate
24469 req_equiv later using max_reg_num() rather than global max_regno.
24470 (contains_replace_regs): Delete.
24471 (add_store_equivs): Remove contains_replace_regs test.
24473 2016-04-30 Alan Modra <amodra@gmail.com>
24475 * ira.c (struct equiv_mem_data): New.
24476 (equiv_mem, equiv_mem_modified): Delete static vars.
24477 (validate_equiv_mem_from_store): Use "data" param to communicate..
24478 (validate_equiv_mem): ..from here.
24480 2016-04-30 Alan Modra <amodra@gmail.com>
24482 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
24484 (update_reg_equivs): ..here. Move allocation and freeing of
24485 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
24486 end_alias_analysis to..
24489 2016-04-30 Alan Modra <amodra@gmail.com>
24491 * ira.c (pdx_subregs): Delete.
24492 (struct equivalence): Add pdx_subregs field.
24493 (set_paradoxical_subreg): Remove pdx_subregs param. Update
24494 pdx_subregs access.
24495 (update_equiv_regs): Don't create or free pdx_subregs. Update
24496 pdx_subregs access.
24498 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24500 * config/rs6000/altivec.h: Change definitions of vec_xl and
24502 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
24503 (LD_ELEMREV_V2DI): New.
24504 (LD_ELEMREV_V4SF): New.
24505 (LD_ELEMREV_V4SI): New.
24506 (LD_ELEMREV_V8HI): New.
24507 (LD_ELEMREV_V16QI): New.
24508 (ST_ELEMREV_V2DF): New.
24509 (ST_ELEMREV_V2DI): New.
24510 (ST_ELEMREV_V4SF): New.
24511 (ST_ELEMREV_V4SI): New.
24512 (ST_ELEMREV_V8HI): New.
24513 (ST_ELEMREV_V16QI): New.
24516 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
24517 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
24518 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
24519 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
24520 (altivec_expand_builtin): Add handling for
24521 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
24522 (rs6000_invalid_builtin): Add error-checking for
24523 RS6000_BTM_P9_VECTOR.
24524 (altivec_init_builtins): Define builtins used to implement vec_xl
24526 (rs6000_builtin_mask_names): Define power9-vector.
24527 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
24528 (RS6000_BTM_P9_VECTOR): Define.
24529 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
24530 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
24531 (vsx_ld_elemrev_v2df): Likewise.
24532 (vsx_ld_elemrev_v4sf): Likewise.
24533 (vsx_ld_elemrev_v4si): Likewise.
24534 (vsx_ld_elemrev_v8hi): Likewise.
24535 (vsx_ld_elemrev_v16qi): Likewise.
24536 (vsx_st_elemrev_v2df): Likewise.
24537 (vsx_st_elemrev_v2di): Likewise.
24538 (vsx_st_elemrev_v4sf): Likewise.
24539 (vsx_st_elemrev_v4si): Likewise.
24540 (vsx_st_elemrev_v8hi): Likewise.
24541 (vsx_st_elemrev_v16qi): Likewise.
24542 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
24545 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
24547 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
24549 (simplify_control_stmt_condition_1): ... here. Recurse into
24550 BIT_AND_EXPRs and BIT_IOR_EXPRs.
24552 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
24555 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
24556 (zero_extendqi<mode>2_dot): Revert earlier conversion from
24557 define_insn_and_split to define_insn.
24558 (zero_extendqi<mode>2_dot2): Same.
24559 (extendqi<mode>2_dot): Same.
24560 (extendqi<mode>2_dot2): Same.
24562 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24564 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
24565 (probe_stack): New expander.
24566 (probe_stack_<mode>): New insn pattern.
24568 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24570 * config/i386/i386.md
24571 (operations with memory inputs setting flags peephole2):
24572 Remove uneeded REG_P checks. Cleanup pattern generation.
24574 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
24576 * tree-vect-loop.c (vect_transform_loop): Fix
24577 nb_iterations_upper_bound computation for vectorized loop.
24579 2016-04-29 Marek Polacek <polacek@redhat.com>
24580 Jakub Jelinek <jakub@redhat.com>
24583 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
24584 TARGET_EXPR_SLOT as a base.
24586 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
24588 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
24589 with 'rCm2' constraints to limit possible immediate size.
24590 (*load_zeroextendqisi_update): Likewise.
24591 (*load_signextendqisi_update): Likewise.
24592 (*loadhi_update): Likewise.
24593 (*load_zeroextendhisi_update): Likewise.
24594 (*load_signextendhisi_update): Likewise.
24595 (*loadsi_update): Likewise.
24596 (*loadsf_update): Likewise.
24598 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24600 * config/i386/predicates.md (constm1_operand): Fix comparison.
24602 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
24604 * testsuite/gcc.target/arc/ieee_eq.c: New test.
24606 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
24608 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
24609 remaining SH5 related settings.
24610 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
24611 shmedia_prepare_call_address): Delete.
24612 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
24613 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
24614 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
24615 UNSUPPORTED_SH2A): Remove m5 checks.
24616 (sh_divide_strategy_e): Remove SH5 division strategies.
24617 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
24618 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
24620 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
24622 * config/s390/s390.c (s390_rtx_costs): Update documentation.
24624 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24626 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
24627 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
24628 Change lder to ldr.
24629 * config/s390/vector.md ("mov<mode>"): Likewise.
24631 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
24633 * config/s390/constraints.md ("U", "W"): Invoke
24634 s390_mem_constraint with "ZR" and "ZT".
24635 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
24636 addresses when using LRA. Accept also short displacements for S
24637 and T constraints. Do not check for long displacement target for
24638 S and T constraints.
24639 (s390_mem_constraint): Remove handling of U and W constraints.
24640 * config/s390/s390.md (various patterns): Remove the short
24641 displacement constraints (Q and R) if a long displacement
24642 constraint is present. Add longdisp as required CPU capability.
24643 * config/s390/vector.md: Likewise.
24644 * config/s390/vx-builtins.md: Likewise.
24646 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
24649 * reload1.c (reload): Call finish_spills before
24650 restarting reload loop. Skip select_reload_regs
24651 if update_eliminables_and_spill returns true.
24653 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
24655 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
24656 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
24657 (umulhisi3_imm): Update predicates and constraint letters.
24658 (umulhisi3_reg): Declare instruction as commutative.
24659 * config/arc/constraints.md (J12, J16): New constraints.
24660 * config/arc/predicates.md (short_unsigned_const_operand): New
24662 (arc_short_operand): Likewise.
24663 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
24665 2016-04-29 Richard Biener <rguenther@suse.de>
24667 PR tree-optimization/13962
24668 PR tree-optimization/65686
24669 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
24670 * tree-ssa-alias.c (ptrs_compare_unequal): New function
24671 using PTA to compare pointers.
24672 * match.pd: Add pattern for pointer equality compare simplification
24673 using ptrs_compare_unequal.
24675 2016-04-29 Richard Biener <rguenther@suse.de>
24677 * stor-layout.c (layout_type): Do not build a pointer-to-element
24680 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24682 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
24683 Use SWI mode iterator. Use general_reg_operand predicate.
24684 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
24685 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
24688 2016-04-29 Jakub Jelinek <jakub@redhat.com>
24690 PR middle-end/70843
24691 * fold-const.c (operand_equal_p): Don't verify hash value equality
24693 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
24696 2016-04-28 Jakub Jelinek <jakub@redhat.com>
24699 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
24700 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
24701 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
24702 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
24703 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
24705 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24707 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
24708 to info. Don't initialize separate fields to 0. Clean up
24711 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24713 * config/i386/i386.md (peephole2s for operations with memory inputs):
24714 Use SWI mode iterator.
24715 (peephole2s for operations with memory outputs): Ditto.
24716 Do not check for stack checking probe.
24718 (probe_stack): Remove expander.
24720 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24721 Andrew Burgess <andrew.burgess@embecosm.com>
24723 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
24724 operands as 32-bits.
24726 2016-04-28 Jason Merrill <jason@redhat.com>
24728 * gdbinit.in: Skip line-map.h.
24730 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24731 Andrew Burgess <andrew.burgess@embecosm.com>
24733 * config/arc/arc.c (arc_conditional_register_usage): Take
24734 TARGET_RRQ_CLASS into account.
24735 (arc_print_operand): Support printing 'p' and 's' operands.
24736 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
24738 (TARGET_RRQ_CLASS): Define.
24739 (IS_POWEROF2_OR_0_P): Define.
24740 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
24742 (*tst_movb): New define_insn.
24743 (*tst): Avoid recognition if it could prevent '*tst_movb'
24744 combination; replace c/CnL with c/Chs alternative.
24745 (*tst_bitfield_tst): New define_insn.
24746 (*tst_bitfield_asr): New define_insn.
24747 (*tst_bitfield): New define_insn.
24748 (andsi3_i): Add Rrq variant.
24749 (extzv): New define_expand.
24750 (insv): New define_expand.
24751 (*insv_i): New define_insn.
24752 (*movb): New define_insn.
24753 (*movb_signed): New define_insn.
24754 (*movb_high): New define_insn.
24755 (*movb_high_signed): New define_insn.
24756 (*movb_high_signed + 1): New define_split pattern.
24757 (*mrgb): New define_insn.
24758 (*mrgb + 1): New define_peephole2 pattern.
24759 (*mrgb + 2): New define_peephole2 pattern.
24760 * config/arc/arc.opt (mbitops): New option for nps400, uses
24761 TARGET_NPS_BITOPS_DEFAULT.
24762 * config/arc/constraints.md (q): Make register class conditional.
24763 (Rrq): New register constraint.
24764 (Chs): New constraint.
24765 (Clo): New constraint.
24766 (Chi): New constraint.
24767 (Cbf): New constraint.
24768 (Cbn): New constraint.
24769 (C18): New constraint.
24770 (Cbi): New constraint.
24772 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24774 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
24776 (bitmap_intersection_of_preds): Ditto.
24777 (bitmap_union_of_succs): Ditto.
24778 (bitmap_union_of_preds): Ditto.
24779 * sbitmap.c (do_popcount): Delete.
24780 (BITMAP_DEBUGGING): Delete.
24781 (sbitmap_verify_popcount): Delete.
24782 (sbitmap_alloc): Don't initialize the popcount field.
24783 (sbitmap_alloc_with_popcount): Delete.
24784 (sbitmap_resize): Don't resize the popcount array.
24785 (sbitmap_vector_alloc): Don't initialize the popcount field.
24786 (bitmap_copy): Don't copy the popcount array.
24787 (bitmap_clear): Don't clear the popcount array.
24788 (bitmap_clear): Delete the popcount array handling.
24789 (bitmap_ior_and_compl): Delete the popcount assert.
24790 (bitmap_not): Ditto.
24791 (bitmap_and_compl): Ditto.
24792 (bitmap_and): Delete the popcount array handling.
24793 (bitmap_xor): Ditto.
24794 (bitmap_ior): Ditto.
24795 (bitmap_or_and): Delete the popcount assert.
24796 (bitmap_and_or): Ditto.
24797 (popcount_table): Delete.
24798 (sbitmap_elt_popcount): Delete.
24799 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
24800 (bitmap_set_bit): Delete the popcount assert.
24801 (bitmap_clear_bit): Ditto.
24802 (sbitmap_free): Don't free the popcount array.
24803 (sbitmap_alloc_with_popcount): Delete declaration.
24804 (sbitmap_popcount): Ditto.
24806 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24807 Andrew Burgess <andrew.burgess@embecosm.com>
24809 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
24810 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
24811 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
24812 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
24813 * config/arc/arc.opt (mcmem): New option.
24814 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
24815 supply length for r/m alternative.
24816 (*extendqisi2_ac): Likewise.
24817 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
24819 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
24820 (movhi_insn): Likewise.
24821 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
24822 (*zero_extendqihi2_i): Add r/Ucm alternative.
24823 (*zero_extendqisi2_ac): Likewise.
24824 (*zero_extendhisi2_i): Likewise.
24825 * config/arc/constraints.md (Uex): New memory constraint.
24826 (Ucm): New define_constraint.
24827 * config/arc/predicates.md (long_immediate_loadstore_operand):
24828 Return 0 for MEM with cmem_address address.
24829 (cmem_address_0): New predicates.
24830 (cmem_address_1): Likewise.
24831 (cmem_address_2): Likewise.
24832 (cmem_address): Likewise.
24834 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24836 * config/rs6000/rs6000.c (machine_function): Rename
24837 insn_chain_scanned_p to spe_insn_chain_scanned_p.
24838 (rs6000_stack_info): Adjust.
24840 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24841 Andrew Burgess <andrew.burgess@embecosm.com>
24843 * config/arc/constraints.md (Usd): Convert to define_constraint.
24847 2016-04-28 Jakub Jelinek <jakub@redhat.com>
24850 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
24851 Add new peephole2 where the first insn is *mov<mode>_or instead of
24852 *mov<mode>_internal.
24854 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
24856 * tracer.c (bb_seen): Make static.
24858 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
24860 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
24861 support, setup defaults.
24862 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
24863 * config/arc/arc.c (arc_init): Add NPS400 support.
24864 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
24865 (TARGET_ARC700): NPS400 is also an ARC700.
24866 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
24868 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24871 * config/nds32/nds32.md (casesi): Don't access the operands array
24874 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24876 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
24877 (or $-1,reg peephole2): Ditto.
24878 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
24880 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
24882 * doc/extend.texi (Common Function Attributes) [optimize]:
24883 Discourage use of the optimize attribute.
24885 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
24887 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
24888 special case builtin.
24889 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
24890 ALTIVEC_BUILTIN_VEC_ADDE.
24891 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
24892 support for ALTIVEC_BUILTIN_VEC_ADDE.
24893 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
24894 for __builtin_vec_adde.
24896 2016-04-28 Jakub Jelinek <jakub@redhat.com>
24898 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
24899 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
24901 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24904 * doc/sourcebuild.texi (Effective-Target Keywords, Other
24905 attributes): Document cilkplus_runtime.
24907 2016-04-28 Martin Jambor <mjambor@suse.cz>
24909 * tree-cfg.c (verify_expr): Verify that local declarations belong to
24910 this function. Call verify_expr on MEM_REFs and bases of other
24911 handled_components.
24913 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24915 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
24916 for WORD_REGISTER_OPERATIONS to runtime check.
24918 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24920 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
24922 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24924 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
24925 big-endian compilation.
24926 * config/arc/arc.md (addf3): Likewise.
24927 (subdf3): Likewise.
24928 (muldf3): Likewise.
24930 2016-04-28 Richard Biener <rguenther@suse.de>
24932 PR tree-optimization/70840
24933 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
24934 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
24935 Mark x * pow(x,c) -> pow(x,c+1) commutative.
24936 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
24938 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24940 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
24941 and explain why in a comment.
24943 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24945 * config/arc/arc.md (cpu_facility): Add fpx variant.
24946 (subdf3): Prohibit use reverse sub when assist operations option
24948 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
24949 instructions only when FPX is enabled.
24950 * testsuite/gcc.target/arc/trsub.c: New test.
24952 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24954 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
24955 mult_operator when calculating "type" attribute.
24956 (*fop_<mode>_1_i387): Ditto.
24957 (*fop_xf_1_i387): Ditto.
24958 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
24959 Use std::swap to swap operands. Use RTL expressions to generate
24962 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24963 Joern Rennecke <joern.rennecke@embecosm.com>
24965 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
24967 (emit_pic_move): Remove.
24968 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
24969 * config/arc/arc.c (emit_pic_move): Removed.
24970 (TARGET_HAVE_TLS): Define.
24971 (arc_conditional_register_usage): Test for arc_tp_regno.
24972 (arc_print_operand, arc_print_operand_address): Handle TLS
24974 (arc_needs_pcl_p): New function.
24975 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
24976 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
24977 (arc_raw_symbolic_reference_mentioned_p): Likewise.
24978 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
24979 (arc_legitimize_tls_address): Likewise.
24980 (DTPOFF_ZERO_SYM): Define.
24981 (arc_legitimize_pic_address): Make it static, handle TLS cases.
24982 (arc_output_pic_addr_const): Print TLS unspecs.
24983 (prepare_pic_move): New function, replaces emit_pic_move.
24984 (arc_legitimate_constant_p): Handle TLS unspecs.
24985 (arc_legitimate_address_p): Likewise.
24986 (arc_rewrite_small_data_p): Use assert for TLS constants.
24987 (prepare_move_operands): Use prepare_pic_move.
24988 (arc_legitimize_address): Legitimize tls addresses.
24989 (arc_epilogue_uses): Check for arc_tp_regno.
24990 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
24991 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
24993 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
24995 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
24996 %(arc_tls_extra_start_spec).
24997 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
24998 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
25000 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
25001 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
25002 (UNSPEC_TLS_OFF): Add.
25004 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
25005 (get_thread_pointersi): New patterns.
25006 * config/arc/arc.opt (mtp-regno): New option.
25007 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
25008 (move_dest_operand): Likewise.
25009 * configure: Regenerate.
25010 * configure.ac: Add arc*-*-* case to test for tls.
25011 * doc/invoke.texi (ARC options): Document mtp-regno.
25013 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25015 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
25016 the new ARC HS SIMD instructions.
25017 (arc_preferred_simd_mode): New function.
25018 (arc_autovectorize_vector_sizes): Likewise.
25019 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
25020 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
25021 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
25022 (arc_init_builtins): Add new SIMD builtin types.
25023 (arc_split_move): Handle 64 bit vector moves.
25024 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
25025 (TARGET_PLUS_QMACW): Define.
25026 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
25027 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
25028 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
25029 (VSUBADD4H): New builtins.
25030 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
25031 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
25033 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
25034 Matthias Klose <doko@debian.org>
25036 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
25038 2016-04-28 Richard Biener <rguenther@suse.de>
25040 PR middle-end/70777
25041 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
25044 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
25046 * common/config/sh/sh-common.c: Remove SH5 support.
25047 * config/sh/constraints.md: Likewise.
25048 * config/sh/config/sh/elf.h: Likewise.
25049 * config/sh/linux.h: Likewise.
25050 * config/sh/netbsd-elf.h: Likewise.
25051 * config/sh/predicates.md: Likewise.
25052 * config/sh/sh-c.c: Likewise.
25053 * config/sh/sh-protos.h: Likewise.
25054 * config/sh/sh.c: Likewise.
25055 * config/sh/sh.h: Likewise.
25056 * config/sh/sh.md: Likewise.
25057 * config/sh/sh.opt: Likewise.
25058 * config/sh/sync.md: Likewise.
25059 * config/sh/sh64.h: Delete.
25060 * config/sh/shmedia.h: Likewise.
25061 * config/sh/shmedia.md: Likewise.
25062 * config/sh/sshmedia.h: Likewise.
25063 * config/sh/t-netbsd-sh5-64: Likewise.
25064 * config/sh/t-sh64: Likewise.
25065 * config/sh/ushmedia.h: Likewise.
25067 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25069 * config/i386/i386.md (sign_extend to memory peephole2s): Use
25070 general_reg_operand instead of register_operand predicate.
25072 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
25074 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
25076 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
25078 * match.pd (A - B > A, A + B < A): New transformations.
25080 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
25082 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
25083 which defaults to true. Emit an outer pair of parentheses only if
25084 EMIT_PARENS. When continuing a chain of && or || (or & or |),
25085 don't emit parentheses for the right-hand operand.
25087 2016-04-27 Jeff Law <law@redhat.com>
25089 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
25091 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25093 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
25094 (altivec_lvx_<mode>_internal): Document.
25095 (altivec_lvx_<mode>_2op): New define_insn.
25096 (altivec_lvx_<mode>_1op): Likewise.
25097 (altivec_lvx_<mode>_2op_si): Likewise.
25098 (altivec_lvx_<mode>_1op_si): Likewise.
25099 (altivec_stvx_<mode>): Remove.
25100 (altivec_stvx_<mode>_internal): Document.
25101 (altivec_stvx_<mode>_2op): New define_insn.
25102 (altivec_stvx_<mode>_1op): Likewise.
25103 (altivec_stvx_<mode>_2op_si): Likewise.
25104 (altivec_stvx_<mode>_1op_si): Likewise.
25105 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
25106 Expand vec_ld and vec_st during parsing.
25107 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
25109 (altivec_expand_stvx_be): Likewise.
25110 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
25111 address-masking behavior in RTL.
25112 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
25113 address-masking behavior in RTL.
25114 (altivec_expand_builtin): Change builtin code arguments for calls
25115 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
25116 (insn_is_swappable_p): Avoid incorrect swap optimization in the
25117 presence of lvx/stvx patterns.
25118 (alignment_with_canonical_addr): New function.
25119 (alignment_mask): Likewise.
25120 (find_alignment_op): Likewise.
25121 (recombine_lvx_pattern): Likewise.
25122 (recombine_stvx_pattern): Likewise.
25123 (recombine_lvx_stvx_patterns): Likewise.
25124 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
25125 stvx patterns from expand.
25126 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
25128 (vector_altivec_store_<mode>): Likewise.
25130 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
25132 * config/aarch64/aarch64.md
25133 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
25134 remove the "fp" attributes.
25135 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
25136 add the "simd" attributes.
25137 (*movdf_aarch64): Likewise.
25138 (*movtf_aarch64): Remove the "fp" attributes.
25139 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
25140 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
25142 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25144 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
25145 rtx to rtx_code_label *.
25146 * rtl.h (maybe_set_first_label_num): Likewise.
25148 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25150 * df-core.c (df_add_problem): Make the problem param be const.
25151 (df_remove_problem): Make local "problem" be const.
25152 * df-problems.c (problem_RD): Make const.
25153 (problem_LR): Likewise.
25154 (problem_LIVE): Likewise.
25155 (problem_MIR): Likewise.
25156 (problem_CHAIN): Likewise.
25157 (problem_WORD_LR): Likewise.
25158 (problem_NOTE): Likewise.
25159 (problem_MD): Likewise.
25160 * df-scan.c (problem_SCAN): Likewise.
25161 * df.h (struct df_problem): Make field "dependent_problem" be
25163 (struct dataflow): Likewise for field "problem".
25164 (df_add_problem): Make param const.
25166 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
25168 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
25169 inter-unit moves to/from vector registers are enabled. Do not disable
25172 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25174 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
25175 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
25177 (enum df_problem_id): ...this new enum.
25178 (struct df_problem): Convert field "id" from "int" to
25179 enum df_problem_id.
25181 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25183 * rtl.def: Update comment for "things in the instruction chain" to
25184 reflect the removal of the leading "i" field for INSN_UID in
25185 r210360. Fix bogus apostrophe.
25187 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
25189 * config/i386/i386.md
25190 (lea arith with mem operand + setcc peephole2): Set operator mode.
25192 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
25195 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
25196 (dimode_scalar_to_vector_candidate_p): This.
25197 (timode_scalar_to_vector_candidate_p): New function.
25198 (scalar_to_vector_candidate_p): Likewise.
25199 (timode_check_non_convertible_regs): Likewise.
25200 (timode_remove_non_convertible_regs): Likewise.
25201 (remove_non_convertible_regs): Likewise.
25202 (remove_non_convertible_regs): Renamed to ...
25203 (dimode_remove_non_convertible_regs): This.
25204 (scalar_chain::~scalar_chain): Make it virtual.
25205 (scalar_chain::compute_convert_gain): Make it pure virtual.
25206 (scalar_chain::mark_dual_mode_def): Likewise.
25207 (scalar_chain::convert_insn): Likewise.
25208 (scalar_chain::convert_registers): Likewise.
25209 (scalar_chain::add_to_queue): Make it protected.
25210 (scalar_chain::emit_conversion_insns): Likewise.
25211 (scalar_chain::replace_with_subreg): Likewise.
25212 (scalar_chain::replace_with_subreg_in_insn): Likewise.
25213 (scalar_chain::convert_op): Likewise.
25214 (scalar_chain::convert_reg): Likewise.
25215 (scalar_chain::make_vector_copies): Likewise.
25216 (scalar_chain::convert_registers): New pure virtual function.
25217 (class dimode_scalar_chain): New class.
25218 (class timode_scalar_chain): Likewise.
25219 (scalar_chain::mark_dual_mode_def): Renamed to ...
25220 (dimode_scalar_chain::mark_dual_mode_def): This.
25221 (timode_scalar_chain::mark_dual_mode_def): New function.
25222 (timode_scalar_chain::convert_insn): Likewise.
25223 (dimode_scalar_chain::convert_registers): Likewise.
25224 (scalar_chain::compute_convert_gain): Renamed to ...
25225 (dimode_scalar_chain::compute_convert_gain): This.
25226 (scalar_chain::replace_with_subreg): Renamed to ...
25227 (dimode_scalar_chain::replace_with_subreg): This.
25228 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
25229 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
25230 (scalar_chain::make_vector_copies): Renamed to ...
25231 (dimode_scalar_chain::make_vector_copies): This.
25232 (scalar_chain::convert_reg): Renamed to ...
25233 (dimode_scalar_chain::convert_reg ): This.
25234 (scalar_chain::convert_op): Renamed to ...
25235 (dimode_scalar_chain::convert_op): This.
25236 (scalar_chain::convert_insn): Renamed to ...
25237 (dimode_scalar_chain::convert_insn): This.
25238 (scalar_chain::convert): Call convert_registers.
25239 (convert_scalars_to_vector): Change to scalar_chain pointer to
25240 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
25241 in 32-bit mode. Delete scalar_chain pointer. Call
25242 free_dominance_info in 64-bit mode.
25243 (pass_stv::gate): Remove TARGET_64BIT check.
25244 (ix86_option_override): Put the 64-bit STV pass before the CSE
25247 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
25249 * dwarf2out.h (struct dw_loc_descr_node): Remove the
25250 dw_loc_frame_offset field.
25251 * dwarf2out.c (new_loc_descr): Likewise.
25252 (resolve_args_picking_1): Turn the VISITED hash set into a
25253 FRAME_OFFSET hash map. Use it to associate a frame offset to
25254 visited nodes. Remove uses of the CHECKING_P macro.
25255 (resolve_args_picking): Update call to resolve_args_picking_1.
25257 2016-04-27 Martin Liska <mliska@suse.cz>
25259 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
25260 (free_loop_data): Release vuses of groups.
25262 2016-04-27 Bin Cheng <bin.cheng@arm.com>
25264 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
25265 instead of redundant use_id and boolean have_use_for.
25266 (struct iv_use): Change sub_id into group_id. Remove field next.
25267 Move fields: related_cands, n_map_members, cost_map and selected
25269 (struct iv_group): ... here. New structure.
25270 (struct iv_common_cand): Use structure declaration directly.
25271 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
25272 (MAX_CONSIDERED_USES): Rename macro to ...
25273 (MAX_CONSIDERED_GROUPS): ... here.
25274 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
25275 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
25276 (dump_uses): Rename to ...
25277 (dump_groups): ... here. Update all uses.
25278 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
25279 (find_induction_variables): Refactor format of dump information.
25280 (record_sub_use): Delete.
25281 (record_use): Update all uses.
25282 (record_group): New function.
25283 (record_group_use, find_interesting_uses_op): Call above functions.
25285 (find_interesting_uses_cond): Ditto.
25286 (group_compare_offset): New function.
25287 (split_all_small_groups): Rename to ...
25288 (split_small_address_groups_p): ... here. Update all uses.
25289 (split_address_groups): Update all uses.
25290 (find_interesting_uses): Refactor format of dump information.
25291 (add_candidate_1): Update all uses. Remove redundant check on iv,
25293 (add_candidate, record_common_cand): Remove redundant assert.
25294 (add_iv_candidate_for_biv): Update use.
25295 (add_iv_candidate_derived_from_uses): Update all uses.
25296 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
25297 (alloc_use_cost_map): Ditto.
25298 (set_use_iv_cost, get_use_iv_cost): Rename to ...
25299 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
25300 (determine_use_iv_cost_generic): Ditto.
25301 (determine_group_iv_cost_generic): Ditto.
25302 (determine_use_iv_cost_address): Ditto.
25303 (determine_group_iv_cost_address): Ditto.
25304 (determine_use_iv_cost_condition): Ditto.
25305 (determine_group_iv_cost_cond): Ditto.
25306 (determine_use_iv_cost): Ditto.
25307 (determine_group_iv_cost): Ditto.
25308 (set_autoinc_for_original_candidates): Update all uses.
25309 (find_iv_candidates): Update all uses. Refactor dump information.
25310 (determine_use_iv_costs): Ditto.
25311 (determine_iv_costs): Ditto.
25312 (iv_ca_cand_for_use): Rename to ...
25313 (iv_ca_cand_for_group): ... here. Update all uses.
25314 (iv_ca_add_use, iv_ca_add_group): Ditto.
25315 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
25316 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
25317 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
25318 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
25319 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
25320 (create_new_iv, adjust_iv_update_pos): Ditto.
25321 (rewrite_use_address): Delete.
25322 (rewrite_use_address_1): Rename to ...
25323 (rewrite_use_address): ... here.
25324 (rewrite_use_compare): Update all uses.
25325 (rewrite_use): Delete.
25326 (rewrite_uses): Rename to ...
25327 (rewrite_groups): ... here. Update all uses.
25328 (remove_unused_ivs, free_loop_data): Update all uses.
25329 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
25331 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25333 * rtlanal.c (nonzero_bits1): Convert preprocessor check
25334 for WORD_REGISTER_OPERATIONS to runtime check.
25336 2016-04-27 Richard Biener <rguenther@suse.de>
25339 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
25340 aggregate_value_p to determine if a function result is
25341 returned by reference.
25342 (ipa_pta_execute): Functions having their address taken are
25343 not automatically nonlocal.
25345 2016-04-27 Jakub Jelinek <jakub@redhat.com>
25348 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
25349 * fold-const.c (operand_equal_p): If flag_checking and
25350 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
25351 and if it returns non-zero, assert iterative_hash_expr on both
25354 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
25356 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
25358 2016-04-27 Nick Clifton <nickc@redhat.com>
25360 PR middle-end/49889
25361 * varasm.c (merge_weak): Generate an error if an attempt is made
25362 to convert a non-weak static function into a weak, public function.
25364 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
25366 * params.def (MAX_PARTITION_SIZE): New param.
25367 * doc/invoke.texi: Document lto-max-partition.
25369 2016-04-27 Richard Biener <rguenther@suse.de>
25372 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
25373 function cummulating used_from_other_partition, externally_visible
25374 and force_output from aliases.
25375 (refered_from_nonlocal_var): Likewise.
25376 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
25377 node flags properly.
25379 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
25381 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
25382 (-Wmemset-elt-size): New item.
25384 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
25387 * stor-layout.h (internal_reference_types): Delete.
25388 * stor-layout.c (reference_types_internal): Likewise.
25389 (internal_reference_types): Likewise.
25390 (layout_type) <REFERENCE_TYPE>: Adjust.
25392 2016-04-27 Jakub Jelinek <jakub@redhat.com>
25395 * tree.h (inchash::add_expr): Add FLAGS argument.
25396 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
25397 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
25398 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
25399 Formatting fix. Adjust recursive calls. For tcc_comparison,
25400 if swap_tree_comparison (code) is smaller than code, hash that
25401 and arguments in the other order. Hash CONVERT_EXPR the same
25402 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
25403 of ADDR_EXPR of decl as the decl itself. Add or remove
25404 OEP_ADDRESS_OF from recursive flags as needed. For
25405 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
25406 operands commutatively and only the third one normally.
25407 For internal CALL_EXPR hash in CALL_EXPR_IFN.
25409 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
25411 * config/rtems.h (LIB_SPEC): Add -latomic.
25413 2016-04-27 Joel Sherrill <joel@rtems.org>
25415 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
25416 xilink.ld and flags not relevant to RTEMS.
25418 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
25420 * toplev.c (backend_init_target): Avoid calling init_reload when using
25423 2016-04-26 Jakub Jelinek <jakub@redhat.com>
25425 * reorg.c (try_merge_delay_insns): Declare i and j inside the
25426 for loops rather than one for the whole function.
25428 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
25430 * match.pd (X + CST CMP X): New transformation.
25432 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
25434 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
25435 * fold-const.c (fold_binary_loc): Remove 2 transformations
25436 superseded by match.pd.
25437 * match.pd (x+x -> x*2): Generalize to integers.
25439 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
25441 * config/i386/i386.md (operation on memory peephole): Duplicate an
25442 existing peephole and adapt it to match lea rather than an operation
25445 PR rtl-optimization/57193
25446 * opts.c (default_options_table): Add OPT_frename_registers at -O2
25448 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
25450 2016-04-26 Bin Cheng <bin.cheng@arm.com>
25452 * tree-if-conv.c (any_pred_load_store): New static variable.
25453 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
25454 any_pred_load_store instead of and_mask_load_store.
25455 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
25456 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
25457 (combine_blocks, tree_if_conversion): Ditto.
25459 2016-04-26 Bin Cheng <bin.cheng@arm.com>
25461 PR tree-optimization/70771
25462 PR tree-optimization/70775
25463 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
25464 virtual PHI nodes. Delete parameter.
25465 (if_convertible_loop_p_1): Delete argument to above function.
25466 (predicate_all_scalar_phis): Delete code handling single-argument
25468 (tree_if_conversion): Mark and update virtual SSA.
25470 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25473 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
25474 (x86_elf_aligned_common): Rename to ...
25475 (x86_elf_aligned_decl_common): ... this.
25476 Add decl arg. Switch to .lbss for largecomm object. Use
25477 LARGECOMM_SECTION_ASM_OP.
25478 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
25480 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
25481 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
25483 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
25484 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
25486 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25489 * config/i386/i386.c (SECTION_LARGE): Define.
25490 (x86_64_elf_select_section): Set it for large data/bss sections.
25491 Only clear SECTION_WRITE for .lrodata.
25492 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
25494 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
25495 * varasm.c (default_elf_asm_named_section): Grow flagchars.
25496 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
25498 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
25499 * doc/tm.texi: Regenerate.
25501 2016-04-26 Jakub Jelinek <jakub@redhat.com>
25504 * configure.ac (--enable-checking): Document extra flag, for
25505 non-release builds default to --enable-checking=yes,extra.
25506 If misc checking and extra checking, define CHECKING_P to 2 instead
25508 * common.opt (fchecking=): Add.
25509 * doc/invoke.texi (-fchecking=): Document.
25510 * doc/install.texi: Document --enable-checking changes.
25511 * configure: Regenerated.
25512 * config.in: Regenerated.
25514 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25516 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
25517 attribute instead of which_alternative.
25518 * config/i386/sse.md (*mov<mode>_internal): Ditto.
25519 Use EXT_REX_SSE_REG_P where appropriate.
25521 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25523 * config/i386/predicates.md (const0_operand): Do not match
25524 const_wide_int code.
25525 (const1_operand): Ditto.
25527 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25529 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
25530 for SSE constm1 operands and TARGET_AVX512VL.
25531 (*movti_internal): Ditto.
25532 (*mov<mode>_or): Use constm1_operand predicate.
25533 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
25534 for SSE vector_all_ones operands and TARGET_AVX512VL.
25535 * config/i386/predicates.md (constm1_operand): New predicate.
25536 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
25537 emission of constant -1 load.
25539 2016-04-25 Jason Merrill <jason@redhat.com>
25541 * gdbinit.in: Skip is-a.h.
25543 * attribs.c (register_scoped_attributes): Fix logic.
25544 * attribs.h: Declare register_scoped_attributes.
25546 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25548 * config/rs6000/rs6000-builtin.def: Correct pasto error for
25549 stxvd2x and stxvw4x built-in functions.
25551 2016-04-25 DJ Delorie <dj@redhat.com>
25553 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
25554 (ashrhi3): Likewise.
25555 (lshrhi3): Likewise.
25557 2016-04-25 Richard Biener <rguenther@suse.de>
25559 PR tree-optimization/70780
25560 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
25561 wasn't visited yet.
25562 (compute_antic): Mark blocks with abnormal preds as visited as
25563 they have a final empty antic-in solution already.
25565 2016-04-25 Michael Collison <michael.collison@linaro.org>
25567 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
25569 2016-04-25 Michael Collison <michael.collison@linaro.org>
25571 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
25572 mode is VQI to improve mixed mode vectorization.
25573 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
25574 define_insn to match low half of signed vaddw.
25575 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
25576 define_insn to match high half of signed vaddw.
25577 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
25578 define_insn to match low half of unsigned vaddw.
25579 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
25580 define_insn to match high half of unsigned vaddw.
25581 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
25582 (arm_simd_check_vect_par_cnst_half_p): Likewise.
25583 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
25585 (arm_simd_check_vect_par_cnst_half_p): Likewise.
25586 * config/arm/predicates.md (vect_par_constant_high): Support
25587 big endian and simplify by calling
25588 arm_simd_check_vect_par_cnst_half
25589 (vect_par_constant_low): Likewise.
25591 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25593 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
25594 predicate for operand 2.
25596 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
25597 H.J. Lu <hongjiu.lu@intel.com>
25599 * config/i386/i386-protos.h (standard_sse_constant_p): Add
25600 machine_mode argument.
25601 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
25602 constm1_rtx operands. For VOIDmode constants, get mode from
25603 pred_mode. Check mode size if the mode is supported by ABI.
25604 (standard_sse_constant_opcode): Do not use standard_constant_p.
25605 Strictly check ABI support for all-ones operands.
25606 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
25607 immediates. Update calls to standard_sse_constant_p.
25608 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
25609 (ix86_rtx_costs): Ditto.
25610 * config/i386/i386.md (*movxi_internal_avx512f): Use
25611 nonimmediate_or_sse_const_operand instead of vector_move_operand.
25612 Use (v,BC) alternative instead of (v,C). Use register_operand
25613 checks instead of MEM_P.
25614 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
25615 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
25616 isa attribute. Use register_operand checks instead of MEM_P.
25617 (*movti_internal): Use nonimmediate_or_sse_const_operand for
25618 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
25619 alternative and corresponding sse2 isa attribute.
25620 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
25621 to standard_sse_constant_p.
25622 (FP constant splitters): Ditto.
25623 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
25625 * config/i386/predicates.md (constm1_operand): Remove.
25626 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
25627 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
25628 vector_all_ones_operand instead of constm1_operand.
25630 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25632 * print-rtl.c (print_rtx_insn_vec): New function.
25633 * print-rtl.h: New prototype.
25634 * store-motion.c (struct st_expr): Make avail_stores a vector.
25635 (st_expr_entry): Adjust.
25636 (free_st_expr_entry): Likewise.
25637 (print_store_motion_mems): Likewise.
25638 (find_moveable_store): Likewise.
25639 (compute_store_table): Likewise.
25640 (delete_store): Likewise.
25641 (build_store_vectors): Likewise.
25643 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25645 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
25647 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25649 * vec.h (vec_safe_contains): New function.
25650 (vec::contains): Likewise.
25651 (vec::begin): Likewise.
25652 (vec::end): Likewise.
25654 2016-04-23 Jakub Jelinek <jakub@redhat.com>
25657 * cfgexpand.c (expand_stack_vars): Fix typo.
25659 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
25661 * system.h (list, map, set, vector): Include conditionally.
25662 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
25663 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
25664 * ipa-icf.c (INCLUDE_LIST): Define.
25665 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
25666 * config/sh/sh.c (INCLUDE_VECTOR): Define.
25667 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
25668 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
25669 * cp/logic.cc (INCLUDE_LIST): Define.
25670 * fortran/trans-common.c (INCLUDE_MAP): Define.
25672 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
25674 * auto-profile.c: Remove <string.h> include.
25675 * ipa-icf-gimple.c: Remove <list> include.
25676 * diagnostic.c: Remove <new> include.
25677 * genmatch.c: Likewise.
25678 * pretty-print.c: Likewise.
25679 * toplev.c: Likewise
25680 * c/c-objc-common.c: Likewise.
25681 * cp/error.c: Likewise.
25682 * fortran/error.c: Likewise.
25684 2016-04-22 Richard Biener <rguenther@suse.de>
25686 * lto-streamer-in.c (input_ssa_names): Do not allocate
25687 GIMPLE_NOP for all SSA names.
25688 * lto-streamer-out.c (output_ssa_names): Do not output
25689 SSA names that should have been released.
25691 2016-04-22 Richard Biener <rguenther@suse.de>
25693 PR tree-optimization/70740
25694 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
25697 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
25700 * config/i386/predicates.md (call_insn_operand): Replace
25701 sibcall_memory_operand with memory_operand.
25703 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
25705 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
25706 has_single_use() tests.
25707 (register_edge_assert_for_1): Likewise.
25708 (find_assert_locations_1): Check the liveness bitmap instead of
25709 checking has_single_use().
25711 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
25714 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
25715 Extract AVX-512BW constraint from AVX.
25717 2016-04-21 Richard Biener <rguenther@suse.de>
25719 PR tree-optimization/70725
25720 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
25721 for phi_convertible_by_degenerating_args.
25722 (predicate_all_scalar_phis): Handle single-argument PHIs.
25724 2016-04-21 Richard Biener <rguenther@suse.de>
25726 PR middle-end/70747
25727 * fold-const.c (fold_comparison): Return properly typed
25730 2016-04-21 Bin Cheng <bin.cheng@arm.com>
25732 PR tree-optimization/70715
25733 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
25734 after expanding BASE using expand_simple_operations.
25736 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
25738 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
25739 New transformations.
25741 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
25743 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
25745 2016-04-20 Jan Hubicka <jh@suse.cz>
25747 * ipa-inline.c (can_inline_edge_p): Pass caller info to
25748 ultiimate_alias_target.
25749 (update_callee_keys): Likewise.
25750 (lookup_recursive_calls): Likewise.
25751 (speculation_useful_p): Likewise.
25753 2016-04-20 Jan Hubicka <jh@suse.cz>
25756 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
25757 (set_nothrow_flag_1): ... this; handle interposition correctly;
25758 recurse on aliases and thunks.
25759 (cgraph_node::set_nothrow_flag): New.
25760 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
25761 functions compiled with non-call exceptions that binds to current
25763 (propagate_nothrow): Be safe WRT interposition.
25764 * cgraph.h (set_nothrow_flag): Update prototype.
25766 2016-04-18 Jan Hubicka <jh@suse.cz>
25768 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
25769 max_loop_iterations_int.
25770 (tree_unswitch_outer_loop): Likewise.
25772 2016-04-20 Bin Cheng <bin.cheng@arm.com>
25774 PR tree-optimization/69489
25775 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
25776 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
25777 Revise dump message.
25778 (if_convertible_bb_p): Remove check on edge count of basic block's
25781 2016-04-20 Bin Cheng <bin.cheng@arm.com>
25783 PR tree-optimization/56625
25784 PR tree-optimization/69489
25785 * tree-data-ref.h (DR_INNERMOST): New macro.
25786 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
25787 hashing struct innermost_loop_behavior.
25788 (ref_DR_map): Remove.
25789 (innermost_DR_map): New map.
25790 (baseref_DR_map): Revise comment.
25791 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
25792 to innermost_DR_map accroding to its innermost loop behavior.
25793 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
25794 to its innermost loop behavior.
25795 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
25796 Add initialization for innermost_DR_map. Record memory reference
25797 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
25798 have innermost loop behavior.
25799 (if_convertible_loop_p): Remove release for ref_DR_map. Release
25802 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
25804 * config/i386/i386.md (*lea<mode>_general_1): Rename from
25805 *lea_general_1. Use explicit SWI12 mode interator.
25806 (*lea<mode>_general_2): Rename from *lea_general_2.
25807 Use explicit SWI12 mode interator.
25808 (*lea<mode>_general_3): Rename from *lea_general_3.
25809 Use explicit SWI12 mode interator.
25810 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
25811 Use explicit SWI12 mode interator.
25812 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
25813 Use explicit SWI48 mode interator.
25815 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
25817 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
25818 Short-cut unaligned load and store cases. Handle all integer
25820 (ix86_expand_vector_move_misalign): Short-cut unaligned load
25821 and store cases. Call ix86_avx256_split_vector_move_misalign
25822 directly without checking mode class.
25824 2016-04-20 Andrew Pinski <apinski@cavium.com>
25825 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25828 * config/aarch64/aarch64.md (sibcall): Force call
25829 address to be DImode for ILP32.
25830 (sibcall_value): Likewise.
25832 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
25834 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
25836 2016-04-20 Richard Biener <rguenther@suse.de>
25838 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
25839 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
25840 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
25841 (maybe_push_res_to_seq): Adjust.
25842 * gimple-fold.c (maybe_build_generic_op): Likewise.
25844 2016-04-20 Marek Polacek <polacek@redhat.com>
25846 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
25849 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
25851 * config/i386/sse.md (vec_unpacks_lo_hi): Always
25852 use kmovw to support AVX512F target.
25854 2016-04-20 Bin Cheng <bin.cheng@arm.com>
25856 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
25858 2016-04-20 Marek Polacek <polacek@redhat.com>
25860 PR tree-optimization/70725
25861 * tree-if-conv.c (is_false_predicate): New function.
25862 (predicate_mem_writes): Use it.
25864 2016-04-20 Richard Biener <rguenther@suse.de>
25866 PR tree-optimization/70726
25867 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
25868 shift amounts from a pattern stmt operand.
25870 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25873 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
25874 stack_restore_from_fpr pattern when restoring r15.
25875 (s390_optimize_prologue): Strip away the memory barrier in the
25876 parallel when trying to get rid of restore insns.
25877 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
25878 definition for loading the stack pointer from an FPR. Compared to
25879 the normal move insn this pattern includes a full memory barrier.
25881 2016-04-19 Jakub Jelinek <jakub@redhat.com>
25883 PR middle-end/70680
25884 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
25885 implicitly linear or lastprivate iterator on the outer context.
25887 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
25889 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
25891 * config/i386/i386.md (ssememalign): Removed.
25892 * config/i386/sse.md: Remove ssememalign attribute from patterns.
25894 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
25897 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
25898 const short * to __builtin_ia32_loaddquhi512_mask.
25899 (_mm512_maskz_loadu_epi16): Likewise.
25900 (_mm512_mask_storeu_epi16): Pass short * to
25901 __builtin_ia32_storedquhi512_mask.
25902 (_mm512_mask_loadu_epi8): Pass const char * to
25903 __builtin_ia32_loaddquqi512_mask.
25904 (_mm512_maskz_loadu_epi8): Likewise.
25905 (_mm512_mask_storeu_epi8): Pass char * to
25906 __builtin_ia32_storedquqi512_mask.
25907 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
25908 const double * to __builtin_ia32_loadupd512_mask.
25909 (_mm512_mask_loadu_pd): Likewise.
25910 (_mm512_maskz_loadu_pd): Likewise.
25911 (_mm512_storeu_pd): Pass double * to
25912 __builtin_ia32_storeupd512_mask.
25913 (_mm512_mask_storeu_pd): Likewise.
25914 (_mm512_loadu_ps): Pass const float * to
25915 __builtin_ia32_loadups512_mask.
25916 (_mm512_mask_loadu_ps): Likewise.
25917 (_mm512_maskz_loadu_ps): Likewise.
25918 (_mm512_storeu_ps): Pass float * to
25919 __builtin_ia32_storeups512_mask.
25920 (_mm512_mask_storeu_ps): Likewise.
25921 (_mm512_mask_loadu_epi64): Pass const long long * to
25922 __builtin_ia32_loaddqudi512_mask.
25923 (_mm512_maskz_loadu_epi64): Likewise.
25924 (_mm512_mask_storeu_epi64): Pass long long *
25925 to __builtin_ia32_storedqudi512_mask.
25926 (_mm512_loadu_si512): Pass const int * to
25927 __builtin_ia32_loaddqusi512_mask.
25928 (_mm512_mask_loadu_epi32): Likewise.
25929 (_mm512_maskz_loadu_epi32): Likewise.
25930 (_mm512_storeu_si512): Pass int * to
25931 __builtin_ia32_storedqusi512_mask.
25932 (_mm512_mask_storeu_epi32): Likewise.
25933 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
25934 char * to __builtin_ia32_storedquqi256_mask.
25935 (_mm_mask_storeu_epi8): Likewise.
25936 (_mm256_mask_loadu_epi16): Pass const short * to
25937 __builtin_ia32_loaddquhi256_mask.
25938 (_mm256_maskz_loadu_epi16): Likewise.
25939 (_mm_mask_loadu_epi16): Pass const short * to
25940 __builtin_ia32_loaddquhi128_mask.
25941 (_mm_maskz_loadu_epi16): Likewise.
25942 (_mm256_mask_loadu_epi8): Pass const char * to
25943 __builtin_ia32_loaddquqi256_mask.
25944 (_mm256_maskz_loadu_epi8): Likewise.
25945 (_mm_mask_loadu_epi8): Pass const char * to
25946 __builtin_ia32_loaddquqi128_mask.
25947 (_mm_maskz_loadu_epi8): Likewise.
25948 (_mm256_mask_storeu_epi16): Pass short * to.
25949 __builtin_ia32_storedquhi256_mask.
25950 (_mm_mask_storeu_epi16): Pass short * to.
25951 __builtin_ia32_storedquhi128_mask.
25952 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
25953 const double * to __builtin_ia32_loadupd256_mask.
25954 (_mm256_maskz_loadu_pd): Likewise.
25955 (_mm_mask_loadu_pd): Pass onst double * to
25956 __builtin_ia32_loadupd128_mask.
25957 (_mm_maskz_loadu_pd): Likewise.
25958 (_mm256_mask_storeu_pd): Pass double * to
25959 __builtin_ia32_storeupd256_mask.
25960 (_mm_mask_storeu_pd): Pass double * to
25961 __builtin_ia32_storeupd128_mask.
25962 (_mm256_mask_loadu_ps): Pass const float * to
25963 __builtin_ia32_loadups256_mask.
25964 (_mm256_maskz_loadu_ps): Likewise.
25965 (_mm_mask_loadu_ps): Pass const float * to
25966 __builtin_ia32_loadups128_mask.
25967 (_mm_maskz_loadu_ps): Likewise.
25968 (_mm256_mask_storeu_ps): Pass float * to
25969 __builtin_ia32_storeups256_mask.
25970 (_mm_mask_storeu_ps): ass float * to
25971 __builtin_ia32_storeups128_mask.
25972 (_mm256_mask_loadu_epi64): Pass const long long * to
25973 __builtin_ia32_loaddqudi256_mask.
25974 (_mm256_maskz_loadu_epi64): Likewise.
25975 (_mm_mask_loadu_epi64): Pass const long long * to
25976 __builtin_ia32_loaddqudi128_mask.
25977 (_mm_maskz_loadu_epi64): Likewise.
25978 (_mm256_mask_storeu_epi64): Pass long long * to
25979 __builtin_ia32_storedqudi256_mask.
25980 (_mm_mask_storeu_epi64): Pass long long * to
25981 __builtin_ia32_storedqudi128_mask.
25982 (_mm256_mask_loadu_epi32): Pass const int * to
25983 __builtin_ia32_loaddqusi256_mask.
25984 (_mm256_maskz_loadu_epi32): Likewise.
25985 (_mm_mask_loadu_epi32): Pass const int * to
25986 __builtin_ia32_loaddqusi128_mask.
25987 (_mm_maskz_loadu_epi32): Likewise.
25988 (_mm256_mask_storeu_epi32): Pass int * to
25989 __builtin_ia32_storedqusi256_mask.
25990 (_mm_mask_storeu_epi32): Pass int * to
25991 __builtin_ia32_storedqusi128_mask.
25992 * config/i386/i386-builtin-types.def (PCSHORT): New.
25993 (PINT64): Likewise.
25994 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
25995 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
25996 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
25997 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
25998 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
25999 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
26000 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
26001 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
26002 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
26003 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
26004 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
26005 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
26006 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
26007 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
26008 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
26009 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
26010 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
26011 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
26012 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
26013 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
26014 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
26015 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
26016 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
26017 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
26018 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
26019 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
26020 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
26021 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
26022 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
26023 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
26024 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
26025 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
26026 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
26027 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
26028 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
26029 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
26030 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
26031 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
26032 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
26033 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
26034 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
26035 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
26036 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
26037 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
26038 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
26039 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
26040 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
26041 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
26042 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
26044 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
26045 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
26047 (ix86_expand_vector_move_misalign): Likewise.
26048 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
26049 to scalar function prototype for unaligned load/store builtins.
26050 (ix86_expand_special_args_builtin): Updated.
26051 * config/i386/sse.md (UNSPEC_LOADU): Removed.
26052 (UNSPEC_STOREU): Likewise.
26053 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
26054 (VI_ULOADSTORE_F_AVX512VL): Likewise.
26055 (ssescalarsize): Handle V4TI, V2TI and V1TI.
26056 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
26057 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
26058 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
26059 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
26060 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
26061 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
26062 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
26063 (<avx512>_storedqu<mode>_mask): Likewise.
26064 (*sse4_2_pcmpestr_unaligned): Likewise.
26065 (*sse4_2_pcmpistr_unaligned): Likewise.
26066 (*mov<mode>_internal): Renamed to ...
26067 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
26068 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
26069 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
26070 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
26072 2016-04-19 Richard Biener <rguenther@suse.de>
26074 PR tree-optimization/70171
26075 * tree-ssa-phiprop.c: Include stor-layout.h.
26076 (phiprop_insert_phi): Handle the aggregate copy case.
26077 (propagate_with_phi): Likewise.
26079 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
26081 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
26082 instead of simplify_gen_subreg (... , 0).
26083 (ix86_delegitimize_address): Ditto.
26084 (ix86_split_divmod): Ditto.
26085 (ix86_split_copysign_const): Ditto.
26086 (ix86_split_copysign_var): Ditto.
26087 (ix86_expand_args_builtin): Ditto.
26088 (ix86_expand_round_builtin): Ditto.
26089 (ix86_expand_special_args_builtin): Ditto.
26090 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
26091 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
26092 (udivmodqi4): Ditto.
26093 (absneg splitters): Ditto.
26094 (*jcc_bt<mode>_1): Ditto.
26096 2016-04-19 Richard Biener <rguenther@suse.de>
26098 PR tree-optimization/70724
26099 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
26100 restoring out from ...
26101 (free_scc_vn): ... here.
26102 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
26103 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
26105 (pass_fre::execute): Restore SSA info.
26107 2016-04-19 Richard Biener <rguenther@suse.de>
26109 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
26110 * gimple-walk.c (walk_gimple_op): Initialize it.
26111 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
26112 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
26113 remapping SSA names of defs.
26114 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
26117 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
26119 PR middle-end/70689
26120 * lra-constraints.c (equiv_substition_p): New.
26121 (process_alt_operands): Use it.
26122 (swap_operands): Swap it.
26123 (curr_insn_transform): Update it.
26125 2016-04-18 Michael Matz <matz@suse.de>
26127 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
26128 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
26129 * tree-core.h (tree_type_common.align): Use bit-field.
26130 (tree_type_common.spare): New.
26131 (tree_decl_common.off_align): Make smaller.
26132 (tree_decl_common.align): Use bit-field.
26134 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
26135 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
26136 (scan_sharing_clauses): Ditto.
26137 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
26138 (omp_finish_file): Ditto.
26139 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
26140 (layout_decl): Ditto.
26141 (relayout_decl): Ditto.
26142 (finalize_record_size): Use SET_TYPE_ALIGN.
26143 (finalize_type_size): Ditto.
26144 (finish_builtin_struct): Ditto.
26145 (layout_type): Ditto.
26146 (initialize_sizetypes): Ditto.
26147 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
26148 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
26149 (lookup_field_for_decl): Use SET_DECL_ALIGN.
26150 (get_chain_field): Ditto.
26151 (get_trampoline_type): Ditto.
26152 (get_nl_goto_field): Ditto.
26153 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
26155 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
26156 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
26157 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
26158 (build_qualified_type): Use SET_TYPE_ALIGN.
26159 (build_aligned_type, build_range_type_1): Ditto.
26160 (build_atomic_base): Ditto.
26161 (build_common_tree_nodes): Ditto.
26162 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
26163 (expand_one_stack_var_at): Ditto.
26164 * coverage.c (build_var): Use SET_DECL_ALIGN.
26165 * except.c (init_eh): Ditto.
26166 * function.c (assign_parm_setup_block): Ditto.
26167 * symtab.c (increase_alignment_1): Ditto.
26168 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
26169 * tree-vect-stmts.c (ensure_base_align): Ditto.
26170 * varasm.c (align_variable): Ditto.
26171 (assemble_variable): Ditto.
26172 (build_constant_desc): Ditto.
26173 (output_constant_def_contents): Ditto.
26175 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
26176 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
26177 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
26178 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
26179 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
26181 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
26184 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
26185 replace %vmovsd with "%vmovq".
26186 (vec_concatv2df): Likewise.
26188 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
26190 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
26191 (*vec_extractv2si_0): Ditto.
26192 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
26193 (zero_extended_scalar_load_operand splitters): Ditto.
26194 (vec_extract splitters): Ditto.
26195 (*vec_extractv4si_0_zext): Ditto.
26196 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
26197 and lowpart_subreg.
26198 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
26199 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
26200 (*sse4_1_extractps): Use lowpart_subreg.
26201 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
26203 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26205 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
26207 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
26208 Mention Solaris 11 packaging changes.
26209 Update gas and gld requirements.
26210 Remove reference to pre-Solaris 10 bug.
26211 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
26213 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
26216 2016-04-17 Jan Hubicka <jh@suse.cz>
26218 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
26219 max_loop_iterations_int.
26221 2016-04-18 Richard Biener <rguenther@suse.de>
26223 PR tree-optimization/43434
26224 * tree-ssa-structalias.c (struct vls_data): New.
26225 (visit_loadstore): Handle all pointer-based accesses.
26226 (compute_dependence_clique): Compute a bitmap of restrict tags
26227 assigned bases and pass it to visit_loadstore.
26229 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
26232 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
26233 armv8.1-a and armv8.1-a+crc.
26235 2016-04-18 Richard Biener <rguenther@suse.de>
26237 PR tree-optimization/70701
26238 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
26239 references after translating through a memcpy.
26241 2016-04-18 Richard Biener <rguenther@suse.de>
26243 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
26244 (compute_antic): ... here. For partial antic use regular
26245 postorder and scrap iteration.
26246 (compute_partial_antic_aux): Remove unused return value.
26247 (init_pre): Do not allocate postorder.
26248 (fini_pre): Do not free postorder.
26250 2016-04-18 Richard Biener <rguenther@suse.de>
26252 PR middle-end/37870
26253 * expmed.c (extract_bit_field_1): Remove broken case
26254 using a wider MODE_INT mode.
26256 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
26258 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
26259 unless compiling with at least GCC-4.8.
26261 2016-04-17 Jan Hubicka <jh@suse.cz>
26264 * graphite.c (graphite_finalize): Update call to
26265 tree_estimate_probability.
26266 * predict.h (tree_estimate_probability): Update prototype.
26268 2016-04-17 Jan Hubicka <jh@suse.cz>
26270 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
26271 (tree_estimate_probability): Likewise.
26272 (pass_profile::execute): Update.
26273 (report_predictor_hitrates): New function.
26274 * profile.c (compute_branch_probabilities): Use it.
26275 * predict.h (report_predictor_hitrates): Declare.
26277 2016-04-17 Jan Hubicka <jh@suse.cz>
26280 * cgraph.h (cgraph_node::set_const_flag,
26281 cgraph_node::set_pure_flag): Update prototype to return bool;
26283 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
26284 of interposable symbol are interposable, too.
26285 (cgraph_set_const_flag_1): Rename to ...
26286 (set_const_flag_1): ... this one; change to self recursive function
26287 instead of call_for_symbol_thunks_and_aliases. Handle correctly
26288 clearnig the flag in all variants and also virtual thunks of const
26289 functions are pure; track if any change was done.
26290 (cgraph_node::set_const_flag): Update.
26291 (struct set_pure_flag_info): New struct.
26292 (cgraph_set_pure_flag_1): Rename to ...
26293 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
26294 rather than pointer encoded flags; track if any changes was done;
26295 handle correctly clearning flag and setting flag of aliases already
26297 (cgraph_node::set_pure_flag): Update.
26298 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
26300 2016-04-17 Tom de Vries <tom@codesourcery.com>
26303 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
26304 backslash in label.
26306 2016-04-17 Tom de Vries <tom@codesourcery.com>
26308 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
26309 '{}<> ' as escape-for-record.
26311 2016-04-17 Tom de Vries <tom@codesourcery.com>
26313 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
26316 2016-04-17 Tom de Vries <tom@codesourcery.com>
26319 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
26320 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
26321 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
26322 * passes.c (finish_optimization_passes): Only call
26323 finish_graph_dump_file if dfi->graph_dump_initialized.
26324 (execute_function_dump, pass_init_dump_file): Use
26325 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
26327 2016-04-17 Tom de Vries <tom@codesourcery.com>
26329 PR tree-optimization/70256
26330 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
26331 (debug_varmap): New function.
26333 2016-04-17 Tom de Vries <tom@codesourcery.com>
26336 * passes.c (pass_manager::register_pass): Propagate pflags.
26338 2016-04-17 Tom de Vries <tom@codesourcery.com>
26341 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
26342 * passes.c (pass_manager::pass_manager): Declare and init p_start in
26343 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
26344 check if it's equal to p_start.
26345 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
26347 2016-04-15 Jan Hubicka <jh@suse.cz>
26350 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
26351 function does not bind to current def.
26352 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
26353 handle conservatively calls to functions that does not need to bind
26355 (check_call): Update call of worse_state.
26356 (ignore_edge_for_nothrow): Update.
26357 (ignore_edge_for_pure_const): Likewise.
26358 (propagate_pure_const): Update calls to worse_state.
26359 (skip_function_for_local_pure_const): Reformat comments.
26361 2016-04-15 Jan Hubicka <jh@suse.cz>
26364 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
26365 (cgraph_node::function_symbol): Likewise.
26366 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
26367 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
26368 (symtab_node::ultimate_alias_target): Add REF parameter.
26369 (symtab_node::binds_to_current_def_p): Declare.
26370 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
26371 (cgraph_node::function_symbol): Likewise.
26372 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
26373 (cgraph_node::get_availability): Likewise.
26374 (cgraph_edge::binds_to_current_def_p): New inline function.
26375 (varpool_node::get_availability): Add REF parameter.
26376 (varpool_node::ultimate_alias_target): Likewise.
26377 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
26378 (symtab_node::binds_to_current_def_p): Likewise.
26379 * varpool.c (varpool_node::get_availability): Likewise.
26381 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
26384 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
26385 Fix mode size check.
26387 2016-04-15 Jakub Jelinek <jakub@redhat.com>
26389 * BASE-VER: Set to 7.0.0.
26391 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
26393 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
26395 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26397 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
26398 architecture revisions.
26400 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
26402 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
26403 * config/i386/i386.c (ix86_using_red_zone): No longer static.
26404 * config/i386/i386.md (stack decrement to push peepholes): Guard
26405 with !x86_using_red_zone ().
26407 2016-04-15 Jakub Jelinek <jakub@redhat.com>
26410 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
26411 to dump_generic_node.
26412 (NIY): Pass also flags to do_niy.
26414 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
26416 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
26417 (simd_clone_vector_of_formal_parm_types)
26418 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
26419 (simd_clone_mangle, simd_clone_create)
26420 (simd_clone_adjust_return_type, create_tmp_simd_array)
26421 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
26422 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
26423 (ipa_simd_modify_function_body, simd_clone_linear_addend)
26424 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
26425 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
26426 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
26427 * omp-simd-clone.c: ... this new file.
26428 (simd_clone_vector_of_formal_parm_types): Make it static.
26429 * Makefile.in (OBJS): Add omp-simd-clone.o.
26431 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
26434 * config/i386/sse.md: Use proper memory operand modifiers.
26437 2016-04-15 Richard Biener <rguenther@suse.de>
26438 Alan Modra <amodra@gmail.com>
26440 PR tree-optimization/70130
26441 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
26442 when alignment stays not the same and no not use the realign
26445 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
26448 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
26449 direct move handlers for KFmode. Change TFmode handlers test from
26450 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
26452 2016-04-14 Jakub Jelinek <jakub@redhat.com>
26455 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
26456 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
26457 (inlined_polymorphic_ctor_dtor_block_p): Use it.
26458 * tree-ssa-live.c (remove_unused_scope_block_p): When
26459 in_ctor_dtor_block, avoid discarding not just BLOCKs with
26460 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
26461 block_ultimate_origin is FUNCTION_DECL.
26462 (remove_unused_locals): If current_function_decl is
26463 polymorphic_ctor_dtor_p, pass initial true to
26464 remove_unused_scope_block_p' is_ctor_dtor_block.
26466 2016-04-14 Martin Sebor <msebor@redhat.com>
26471 * doc/extend.texi (Variable Length): Revert.
26473 2016-04-14 Marek Polacek <polacek@redhat.com>
26474 Jan Hubicka <hubicka@ucw.cz>
26477 * tree.c (verify_type): Disable the canonical type of main variant
26480 2016-04-14 Jason Merrill <jason@redhat.com>
26482 * cfgexpand.c, expr.c: Revert previous change.
26484 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
26486 PR middle-end/70643
26487 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
26488 when building a mem ref for the incoming reduction variable.
26490 2016-04-14 Richard Biener <rguenther@suse.de>
26492 PR tree-optimization/70614
26493 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
26494 loop if the evolution dropped to chrec_dont_know.
26495 (interpret_condition_phi): Likewise.
26497 2016-04-14 Richard Biener <rguenther@suse.de>
26499 PR tree-optimization/70623
26500 * tree-ssa-pre.c (changed_blocks): Make global ...
26501 (compute_antic): ... local here. Move and fix worklist
26502 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
26503 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
26504 worklist handling, dump when ANTIC_IN changed.
26505 (compute_partial_antic_aux): Remove worklist handling.
26506 (init_pre): Do not compute post dominators. Add a comment about
26507 the CFG order chosen.
26508 (fini_pre): Do not free post dominators.
26510 2016-04-13 Martin Sebor <msebor@redhat.com>
26515 * doc/extend.texi (Variable Length): Document C++ specifics.
26517 2016-04-13 Jakub Jelinek <jakub@redhat.com>
26520 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
26521 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
26522 eh edges have been purged.
26525 * tree-sra.c (create_access_replacement,
26526 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
26528 * tree-pretty-print.c (dump_fancy_name): New function.
26529 (dump_decl_name, dump_generic_node): Use it.
26531 2016-04-13 Jason Merrill <jason@redhat.com>
26533 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
26534 * expr.c (expand_expr_real_1): Likewise.
26536 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
26538 * config/i386/i386.md (kunpckhi): Swap operands.
26539 (kunpcksi): Likewise.
26540 (kunpckdi): Likewise.
26541 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
26542 (vec_pack_trunc_<mode>): Likewise.
26544 2016-04-13 Jakub Jelinek <jakub@redhat.com>
26547 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
26549 PR middle-end/70633
26550 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
26551 gimplification turns some element into non-constant.
26554 * rtl.h (convert_memory_address_addr_space_1): New prototype.
26555 * explow.c (convert_memory_address_addr_space_1): No longer static,
26556 add NO_EMIT argument and don't call convert_modes if true, pass
26557 it down recursively, remove break after return.
26558 (convert_memory_address_addr_space): Adjust caller.
26559 * simplify-rtx.c (simplify_unary_operation_1): Call
26560 convert_memory_address_addr_space_1 instead of convert_memory_address,
26561 if it returns NULL, don't simplify.
26563 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
26566 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
26568 2016-04-12 Jakub Jelinek <jakub@redhat.com>
26570 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
26571 Bump the upper SIMDLEN limits, so that if the return type or
26572 characteristic type if the return type is void can be passed in
26573 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
26576 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
26579 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
26580 Do not use "=" constraint on an input constraint.
26581 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
26582 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
26583 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
26584 generates (neg (abs ...)) instead of (abs ...).
26586 2016-04-12 Jakub Jelinek <jakub@redhat.com>
26588 PR rtl-optimization/70596
26589 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
26590 just invalidate LRA data and reset them. Adjust dump wording.
26592 2016-04-12 Martin Liska <mliska@suse.cz>
26595 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
26597 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
26599 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
26600 max_loop_iterations_int.
26601 (tree_unswitch_outer_loop): Likewise.
26602 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
26603 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
26605 2016-04-12 Tom de Vries <tom@codesourcery.com>
26607 PR tree-optimization/68756
26608 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
26609 instead of new_name.
26611 2016-04-12 Jakub Jelinek <jakub@redhat.com>
26613 PR tree-optimization/70602
26614 * tree-sra.c (generate_subtree_copies): Don't write anything into
26615 constant pool decls.
26617 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
26618 regardless whether there are depend clauses or not.
26620 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
26623 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
26624 target attribute and pragma from changing the -mfloat128
26625 and -mfloat128-hardware options.
26627 * doc/extend.texi (Additional Floating Types): Document PowerPC
26628 __float128 restrictions.
26630 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
26633 * config/aarch64/driver-aarch64.c
26634 (aarch64_get_extension_string_for_isa_flags): New.
26635 (arch_extension): Rename to...
26636 (aarch64_arch_extension): ...This.
26637 (ext_to_feat_string): Rename to...
26638 (aarch64_extensions): ...This.
26639 (aarch64_core_data): Keep track of architecture extension flags.
26640 (cpu_data): Rename to...
26641 (aarch64_cpu_data): ...This.
26642 (aarch64_arch_driver_info): Keep track of architecture extension
26644 (get_arch_name_from_id): Rename to...
26645 (get_arch_from_id): ...This, change return type.
26646 (host_detect_local_cpu): Update and reformat for renames, handle
26647 extensions through common infrastructure.
26649 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
26652 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
26653 track of a canonical flag name.
26654 (all_extensions): Likewise.
26655 (arch_to_arch_name): Also track extension flags enabled by the arch.
26656 (all_architectures): Likewise.
26657 (aarch64_parse_extension): Move to here.
26658 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
26660 (aarch64_rewrite_selected_cpu): Update for above change.
26661 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
26662 are handled, such that the single explicit value enabled by an
26663 extension is kept seperate from the implicit values it also enables.
26664 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
26666 (aarch64_parse_extension): New.
26667 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
26668 here to config/aarch64/aarch64-protos.h.
26669 (aarch64_parse_extension): Move from here to
26670 common/config/aarch64/aarch64-common.c.
26671 (aarch64_option_print): Update.
26672 (aarch64_declare_function_name): Likewise.
26673 (aarch64_start_file): Likewise.
26674 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
26675 the canonical flag for extensions.
26676 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
26679 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
26681 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
26684 2016-04-09 Tom de Vries <tom@codesourcery.com>
26686 PR tree-optimization/68953
26687 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
26688 first to last subscript.
26690 2016-04-09 Jakub Jelinek <jakub@redhat.com>
26692 PR tree-optimization/70586
26693 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
26696 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
26700 PR tree-optimization/70373
26701 PR middle-end/70533
26702 PR middle-end/70534
26703 PR middle-end/70535
26704 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
26705 clauses for acc parallel reductions as necessary. Error on those
26707 * omp-low.c (scan_sharing_clauses): Don't install variables which
26708 are used in acc parallel reductions.
26709 (lower_rec_input_clauses): Remove dead code.
26710 (lower_oacc_reductions): Add support for reference reductions.
26711 (lower_reduction_clauses): Remove dead code.
26712 (lower_omp_target): Don't remap variables appearing in acc parallel
26714 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
26716 2016-04-08 Jakub Jelinek <jakub@redhat.com>
26718 PR middle-end/70593
26719 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
26720 with multiple SSA_NAME defs, force the outputs other than first
26721 to be live before calling live_track_process_def on each output.
26723 PR rtl-optimization/70574
26724 * fwprop.c (forward_propagate_and_simplify): Don't add
26725 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
26726 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
26727 paradoxical subregs within *loc.
26729 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
26731 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
26732 -ftree-parallelize-loops={0,1}.
26733 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
26734 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
26735 * config/ia64/hpux.h (LIB_SPEC): Likewise.
26736 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
26737 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
26739 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
26742 * asan.c (instrument_derefs): If we get unknown location, extract it
26743 with EXPR_LOCATION.
26744 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
26746 2016-04-08 Tom de Vries <tom@codesourcery.com>
26748 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
26749 implicit firstprivate clause.
26751 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26754 * config/arm/thumb2.md (tst + branch-> lsls + branch
26755 peephole below *orsi_not_shiftsi_si): Require that condition
26756 register is dead after the peephole.
26757 (second peephole after the above): Likewise.
26759 2016-04-08 Alan Modra <amodra@gmail.com>
26762 * builtins.c (fold_builtin_classify): For IBM extended precision,
26763 look at just the high-order double to test for NaN.
26764 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
26765 test just the high double for Inf but both doubles for subnormal
26768 2016-04-07 Jakub Jelinek <jakub@redhat.com>
26770 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
26771 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
26772 node->simdclone->mask_mode != VOIDmode masks.
26773 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
26774 earlier, use it instead of node->simdclone.
26775 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
26776 Set clonei->mask_mode.
26778 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
26781 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
26782 Pass it through to cp_parser_already_scoped_statement.
26783 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
26784 it through to cp_parser_statement.
26785 (cp_parser_statement): Pass IF_P through to
26786 cp_parser_iteration_statement.
26787 (cp_parser_pragma): Adjust call to
26788 cp_parser_iteration_statement.
26790 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
26793 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
26794 resolve a future -Wparentheses warning.
26795 * omp-low.c (scan_sharing_clauses): Likewise.
26796 * tree-parloops.c (eliminate_local_variables): Likewise.
26798 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
26800 PR rtl-optimization/70398
26801 * lra-constraints.c (process_address_1): Check zero scale and code
26802 for reloading with zero scale.
26804 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
26806 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
26807 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
26809 2016-04-06 Jakub Jelinek <jakub@redhat.com>
26811 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
26812 Add support for AVX512F clones, include them by default for
26813 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
26814 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
26817 PR middle-end/70550
26818 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
26819 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
26820 firstprivate clauses.
26821 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
26822 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
26823 (lower_omp_target): Set TREE_NO_WARNING for
26824 non-addressable possibly uninitialized vars which are copied into
26825 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
26827 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
26829 * config/pa/predicates.md (integer_store_memory_operand): Accept
26830 REG+D operands with a large offset when reload_in_progress is true.
26831 (floating_point_store_memory_operand): Likewise.
26833 2016-04-05 Jakub Jelinek <jakub@redhat.com>
26836 * match.pd (nested int casts): Limit to GIMPLE.
26838 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
26841 * ipa-devirt.c (maybe_record_node): Fix comment; use
26842 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
26844 2016-04-05 Jakub Jelinek <jakub@redhat.com>
26846 PR rtl-optimization/70542
26847 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
26848 if there are any uses other than insn or debug insns.
26850 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
26851 Jakub Jelinek <jakub@redhat.com>
26853 PR tree-optimization/70509
26854 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
26855 Shift HOST_WIDE_INT_1U instead of 1.
26857 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
26859 PR tree-optimization/70509
26860 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
26861 of the vector base type for index.
26863 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
26866 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
26868 2016-04-05 Richard Biener <rguenther@suse.de>
26870 PR tree-optimization/70526
26871 * tree-sra.c (build_ref_for_offset): Use prev_base to
26872 extract the alias pointer type.
26874 2016-04-05 Richard Biener <rguenther@suse.de>
26876 * dse.c (struct store_info): Remove alias_set member.
26877 (struct read_info_type): Likewise.
26878 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
26879 spill_deleted, clear_alias_set_lookup): Remove.
26880 (get_group_info): Remove dead base == NULL_RTX case.
26881 (dse_step0): Remove initialization of removed variables.
26882 (delete_dead_store_insn): Reomve alias set dumping.
26883 (free_read_records): Remove alias_set handling.
26884 (canon_address): Remove alias_set_out parameter.
26885 (record_store): Remove spill_alias_set, it's always zero.
26886 (check_mem_read_rtx): Likewise.
26887 (dse_step2): Rename from ...
26888 (dse_step2_nospill): ... this. Adjust.
26889 (scan_stores): Rename from ...
26890 (scan_stores_nospill): ... this.
26891 (scan_reads): Rename from ...
26892 (scan_reads_nospill): ... this.
26893 (scan_stores_spill, scan_reads_spill): Remove.
26894 (dse_step3_scan): Remove for_spills argument which is always false.
26895 (dse_step3): Likewise.
26896 (dse_step5): Rename from ...
26897 (dse_step5_nospill): ... this. Remove alias_set handling.
26898 (rest_of_handle_dse): Adjust.
26900 2016-04-05 Jakub Jelinek <jakub@redhat.com>
26903 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
26904 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
26905 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
26906 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
26908 2016-04-05 Richard Biener <rguenther@suse.de>
26910 PR middle-end/70499
26911 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
26912 non-register type temporaries into SSA.
26914 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
26917 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
26918 calls when sanitizing.
26919 (possible_polymorphic_call_target_p): Fix formatting.
26921 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26922 Jakub Jelinek <jakub@redhat.com>
26924 PR middle-end/70457
26925 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
26926 to ensure a call statement is compatible with a built-in's
26928 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
26931 2016-04-04 Richard Biener <rguenther@suse.de>
26933 PR rtl-optimization/70484
26934 * rtl.h (canon_output_dependence): Declare.
26935 * alias.c (canon_output_dependence): New function.
26936 * dse.c (record_store): Use canon_output_dependence rather
26937 than canon_true_dependence.
26939 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
26942 * cgraph.h (symtab_node::copy_visibility_from): New function.
26943 * symtab.c (symtab_node::copy_visibility_from): New function.
26944 * ipa-visibility.c (optimize_weakref): New function.
26945 (function_and_variable_visibility): Use it.
26947 2016-04-04 Martin Liska <mliska@suse.cz>
26950 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
26951 value that is really in range handled by SBR instruction.
26952 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
26953 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
26954 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
26956 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
26960 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
26961 set, but not for SP_REG operands.
26963 2016-04-02 Martin Sebor <msebor@redhat.com>
26966 * fold-const.c (maybe_nonzero_address): New function.
26967 (fold_comparison): Call it. Fold equality and relational
26968 expressions involving null pointers.
26969 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
26971 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
26973 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
26974 the "Y" constraint (scalar FP 0.0 immediate).
26976 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
26977 Add the "const_double" to the list of operand constraints.
26979 2016-04-01 Jakub Jelinek <jakub@redhat.com>
26981 PR rtl-optimization/70467
26982 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
26983 If low word of the last operand is 0, just emit addition/subtraction
26986 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26989 * config/s390/s390.c (s390_expand_insv): Check for everything
26990 constant instead of just VOIDmode stuff.
26992 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26995 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
26997 2016-04-01 Nathan Sidwell <nathan@acm.org>
26999 * tree.def (TRY_CATCH_EXPR): Correct documentation.
27001 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
27003 PR rtl-optimization/70461
27004 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
27007 2016-03-31 Martin Liska <mliska@suse.cz>
27010 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
27011 a tree value or an immediate integer value to a buffer
27012 that is eventually copied to a BRIG section.
27013 (emit_immediate_operand): Call the function here.
27014 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
27015 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
27016 of class' fields that are removed.
27017 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
27018 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
27019 m_brig_repr_size fields.
27021 2016-03-31 Martin Liska <mliska@suse.cz>
27024 * hsa-gen.c (hsa_function_representation::update_dominance): New
27026 (convert_addr_to_flat_segment): Likewise.
27027 (gen_hsa_memory_set): New alignment argument.
27028 (gen_hsa_ctor_assignment): Likewise.
27029 (gen_hsa_insns_for_single_assignment): Provide alignment
27030 to gen_hsa_ctor_assignment.
27031 (gen_hsa_insns_for_direct_call): Add new argument.
27032 (expand_lhs_of_string_op): New function.
27033 (expand_string_operation_builtin): Likewise.
27034 (expand_memory_copy): New function.
27035 (expand_memory_set): New function.
27036 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
27037 (convert_switch_statements): Change signature.
27038 (generate_hsa): Use a return value of the function.
27039 (pass_gen_hsail::execute): Do not call
27040 convert_switch_statements here.
27041 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
27042 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
27043 (hsa_function_representation::update_dominance): New function.
27045 2016-03-31 Martin Liska <mliska@suse.cz>
27048 * hsa-brig.c (emit_directive_variable): Emit alignment
27049 according to hsa_symbol::m_align.
27050 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
27051 (dump_hsa_symbol): Dump alignment of HSA symbols.
27052 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
27053 (gen_hsa_addr_with_align): New function.
27054 (hsa_bitmemref_alignment): Use newly added function.
27055 (gen_hsa_insns_for_load): Likewise.
27056 (gen_hsa_insns_for_store): Likewise.
27057 (gen_hsa_memory_copy): New argument added.
27058 (gen_hsa_insns_for_single_assignment): Respect
27059 alignment for assignments processed via gen_hsa_memory_copy.
27060 (gen_hsa_insns_for_direct_call): Likewise.
27061 (gen_hsa_insns_for_return): Likewise.
27062 (gen_function_def_parameters): Set default alignment.
27063 * hsa.c (hsa_object_alignment): New function.
27064 (hsa_byte_alignment): Pasted function.
27065 * hsa.h (hsa_symbol::m_align): New field.
27067 2016-03-31 Bin Cheng <bin.cheng@arm.com>
27069 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
27070 scratch field for goto case.
27072 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
27074 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
27076 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
27079 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
27080 (scalar_chain::convert_insn): Call convert_op for reg
27081 moves to handle undefined registers.
27083 2016-03-31 Nathan Sidwell <nathan@acm.org>
27086 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
27087 Assert we don't want to move backwards.
27089 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
27092 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
27094 2016-03-31 Jakub Jelinek <jakub@redhat.com>
27096 PR rtl-optimization/70460
27097 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
27098 with operand from REG_LABEL_OPERAND, instead substitute
27099 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
27100 Don't do anything for REG_NON_LOCAL_GOTO jumps.
27102 2016-03-31 Martin Liska <mliska@suse.cz>
27104 * passes.c (execute_one_pass): Do not call
27105 todo_after for a discarded function.
27107 2016-03-31 Bin Cheng <bin.cheng@arm.com>
27109 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
27110 (no_cost, infinite_cost): Initialize the new field.
27111 (get_computation_cost_at): Record setup cost.
27112 (determine_use_iv_cost_address): Skip cost computation for sub
27113 uses if we can estimate it without losing accuracy.
27115 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
27117 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
27119 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
27120 max_loop_iterations_int.
27121 (tree_unswitch_outer_loop): Likewise.
27122 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
27123 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
27125 2016-03-30 Richard Biener <rguenther@suse.de>
27127 PR middle-end/70450
27128 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
27130 2016-03-30 Jakub Jelinek <jakub@redhat.com>
27133 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
27134 in gen_blendm expander.
27136 2016-03-30 Nick Clifton <nickc@redhat.com>
27139 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
27140 case where we are already provided with an SImode SUBREG.
27142 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
27145 * config/i386/i386.c (ix86_expand_epilogue): Properly check
27146 conflict between DRAP register and __builtin_eh_return.
27148 2016-03-30 Michael Matz <matz@suse.de>
27149 Richard Biener <rguenther@suse.de>
27152 * ipa-polymorphic-call.c (struct type_change_info): Change
27153 speculative to an unsigned allowing to limit the work we do.
27154 (csftc_abort_walking_p): New inline function..
27155 (check_stmt_for_type_change): Limit the number of may-defs
27156 skipped for speculative devirtualization to
27157 max-speculative-devirt-maydefs.
27158 * params.def (max-speculative-devirt-maydefs): New param.
27159 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
27161 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
27164 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
27167 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
27169 PR tree-optimization/59124
27170 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
27171 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
27173 2016-03-29 Jeff Law <law@redhat.com>
27175 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
27177 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27179 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
27182 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
27184 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
27185 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
27186 gcrt0.o if linking dynamically.
27188 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27191 * ipa-devirt.c (methods_equal_p): New function.
27192 (compare_virtual_tables): Use it.
27193 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
27194 * cgraphclones.c (clone_function_name_1): Use
27195 symbol_table::symbol_suffix_separator.
27196 * coverage.c (build_var): Likewise.
27197 * symtab.c (symbol_table::symbol_suffix_separator): New.
27199 2016-03-29 Jakub Jelinek <jakub@redhat.com>
27201 PR rtl-optimization/70429
27202 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
27203 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
27204 mode != result_mode.
27207 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
27209 PR tree-optimization/70405
27210 * ssa-iterators.h (num_imm_uses): Add missing braces.
27212 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
27214 PR rtl-optimization/68695
27215 * ira-color.c (allocno_copy_cost_saving): New.
27216 (improve_allocation): Use it.
27218 2016-03-29 Richard Henderson <rth@redhat.com>
27220 PR middle-end/70355
27221 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
27223 2016-03-29 Richard Biener <rguenther@suse.de>
27225 PR middle-end/70424
27226 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
27227 use alignment returned by get_pointer_alignment_1 if it is
27228 bigger than BITS_PER_UNIT.
27229 * builtins.c (get_pointer_alignment_1): Do not return true
27230 for alignment extracted from SSA info.
27232 2016-03-28 James Bowman <james.bowman@ftdichip.com>
27234 * config/ft32/ft32.opt (mnodiv): New.
27235 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
27236 * doc/invoke.texi (FT32 Options -mnodiv): New.
27238 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
27241 * config/i386/i386.md (define_split, andn): Fix modes.
27243 2016-03-26 Richard Biener <rguenther@suse.de>
27244 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
27247 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
27249 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
27250 as 2nd argument to cl_optimization_restore().
27252 2016-03-25 Richard Henderson <rth@redhat.com>
27255 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
27256 * config/aarch64/aarch64-protos.h: Declare it.
27257 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
27259 2016-03-25 Alan Modra <amodra@gmail.com>
27262 * config/rs6000/constraints.md (j): Simplify.
27263 * config/rs6000/predicates.md (easy_fp_constant): Exclude
27265 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
27266 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
27267 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
27268 in all constraint alternatives.
27269 (movtd_64bit_nodm): Delete "j" constraint alternative.
27271 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
27273 * tree-ssa-propagate.c: Enhance docs for
27274 SSA_PROP_NOT_INTERESTING.
27276 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
27278 * doc/extend.texi: Fix typo in documentation to pure attribute.
27280 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
27283 * config/pa/pa.md (bswapdi2): Use a scratch register.
27285 2016-03-24 Richard Henderson <rth@redhat.com>
27287 PR middle-end/69845
27288 * fold-const.c (extract_muldiv_1): Correct test for multiplication
27291 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
27293 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
27294 using ix86_expand_binary_operator instead of gen_andsi3.
27296 2016-03-24 Richard Biener <rguenther@suse.de>
27298 PR tree-optimization/70396
27299 * tree-vect-stmts.c (vectorizable_comparison): Use
27300 get_vectype_for_scalar_type.
27302 2016-03-24 Richard Biener <rguenther@suse.de>
27304 PR middle-end/70370
27305 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
27306 with register bases.
27308 2016-03-24 Richard Biener <rguenther@suse.de>
27310 PR tree-optimization/70372
27311 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
27312 build_all_ones_cst to also handle vector types correctly.
27314 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
27317 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
27320 2016-03-23 Marek Polacek <polacek@redhat.com>
27323 * doc/invoke.texi: Document -Wignored-attributes.
27325 2016-03-23 Bin Cheng <bin.cheng@arm.com>
27327 PR tree-optimization/69042
27328 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
27329 parameter from 30 to 40.
27331 2016-03-23 Bin Cheng <bin.cheng@arm.com>
27333 PR tree-optimization/69042
27334 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
27335 for use with constant offset stripped in base.
27337 2016-03-23 Richard Biener <rguenther@suse.de>
27339 PR middle-end/70251
27340 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
27341 mode compatibility check.
27342 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
27344 2016-03-23 Jeff Law <law@redhat.com>
27346 PR tree-optimization/64058
27347 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
27349 (struct ssa_conflicts): Move up earlier in the file.
27350 (conflicts_, var_map_): New static variables.
27351 (initialize_conflict_count): New function to initialize the
27352 CONFLICT_COUNT field for each conflict pair.
27353 (compare_pairs): Lazily initialize the conflict count and use it
27354 as the first tie-breaker.
27355 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
27356 and wipe conflicts_ and map_ around the call to qsort. Remove
27357 special case for 2 coalesce pairs.
27358 * bitmap.c (bitmap_count_unique_bits): New function.
27359 (bitmap_count_bits_in_word): New function, extracted from
27361 (bitmap_count_bits): Use bitmap_count_bits_in_word.
27362 * bitmap.h (bitmap_count_unique_bits): Declare it.
27364 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
27367 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
27368 transparent alias chain for decl assembler name.
27369 * config/sol2.c (solaris_assemble_visibility): Likewise.
27371 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27373 * config/arm/arm1020e.md (1020call_op): Reduce reservation
27375 (v10_fdivs): Likewise.
27376 (v10_fdivd): Likewise.
27378 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27381 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
27382 to not call fclose twice on file.
27384 2016-03-23 Jakub Jelinek <jakub@redhat.com>
27386 PR tree-optimization/70354
27387 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
27388 oprnd0 is wider than oprnd1 and there is a cast from the wider
27389 type to oprnd1, mask it with the mask of the narrower type.
27392 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
27393 Optimize TARGET_STV splitters, if high or low word of last argument
27396 2016-03-22 Jeff Law <law@redhat.com>
27399 tree-ssa-threadbackward.c
27400 (fsm_find_control_statement_thread_paths): Correctly distinguish
27401 between old style jump threads vs FSM jump threads.
27403 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
27406 * config/i386/i386.c (scalar_chain::convert_op): Support
27407 uninitialized register usage case.
27409 2016-03-22 Richard Biener <rguenther@suse.de>
27411 PR middle-end/70251
27412 * genmatch.c (gen_transform): Adjust last parameter to a three-state
27414 (capture::gen_transform): ... to change behavior when substituting
27415 a condition into cond or not-cond expr context.
27416 (dt_simplify::gen_1): Adjust.
27417 * gimple-match-head.c: Include gimplify.h for unshare_expr.
27418 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
27419 last change and instead change to
27420 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
27421 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
27423 2016-03-22 Anthony Green <green@moxielogic.com>
27425 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
27426 issue for moxiebox targets.
27427 (CC1PLUS_SPEC): Ditto.
27429 2016-03-22 Richard Biener <rguenther@suse.de>
27431 PR middle-end/70333
27432 * fold-const.c (extract_muldiv_1): Properly perform multiplication
27435 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
27437 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
27439 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
27442 * config/i386/i386.c (def_builtin): Handle
27443 OPTION_MASK_ISA_AVX512VL to be and-ed with other
27445 (const struct builtin_description bdesc_special_args[]):
27446 Remove duplicate ISA bits.
27448 2016-03-22 Jakub Jelinek <jakub@redhat.com>
27451 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
27452 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
27453 in a way that works also for AVX512BW.
27456 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
27457 instead of source if operands[1] is xmm16 and above and
27458 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
27459 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
27462 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
27463 on assign if (*from_p) is a comparison, set it to
27464 TREE_NO_WARNING (*from_p).
27466 2016-03-21 Jakub Jelinek <jakub@redhat.com>
27468 PR middle-end/70326
27469 * lra.c (restore_scratches): Ignore deleted insns.
27471 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
27472 Jakub Jelinek <jakub@redhat.com>
27474 PR tree-optimization/70317
27475 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
27478 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
27481 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
27482 of ix86_expand_move.
27484 (movti): Use general_operand for operand 1 predicate.
27486 2016-03-21 Martin Liska <mliska@suse.cz>
27488 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
27490 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
27492 2016-03-21 Martin Liska <mliska@suse.cz>
27495 * ipa-icf.c (sem_function::parse): Skip static
27496 constructors and destructors.
27498 2016-03-21 Jakub Jelinek <jakub@redhat.com>
27501 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
27502 function-like macro, peek following token(s) if it is followed
27503 by CPP_OPEN_PAREN token with optional padding in between, and
27504 if not, don't treat it like a macro.
27506 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
27507 Alexander Monakov <amonakov@ispras.ru>
27509 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
27510 for the stabs debug format.
27512 2016-03-21 Richard Biener <rguenther@suse.de>
27514 PR tree-optimization/70310
27515 * tree-vect-generic.c (expand_vector_condition): Fold the built
27518 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
27521 * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
27522 Block third alternative for AVX-512VL target,
27524 2016-03-21 Martin Liska <mliska@suse.cz>
27527 * hsa-brig.c (emit_function_directives): Mark unemitted
27528 global variables for emission.
27529 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
27530 (get_symbol_for_decl): Likewise.
27531 * hsa.h (struct hsa_symbol): New flag.
27533 2016-03-21 Richard Biener <rguenther@suse.de>
27535 PR tree-optimization/70288
27536 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
27537 we do not estimate unsimplified all-constant conditionals or
27538 switches as optimized away.
27540 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
27542 PR rtl-optimization/69102
27543 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
27544 when we have a readonly dependency context.
27546 2016-03-18 Jeff Law <law@redhat.com>
27548 PR rtl-optimization/70263
27549 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
27550 (update_equiv_regs): When trying to move a store to after the insn
27551 that sets the source of the store, make sure the store occurs after
27552 the insn that sets the source of the store. When successful note
27553 the REG_EQUIV note created in the dump file.
27555 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
27556 Bernd Schmidt <bschmidt@redhat.com>
27558 * doc/extend.texi: Document more potential problems with basic asms.
27560 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
27562 PR rtl-optimization/70278
27563 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
27566 2016-03-18 Jason Merrill <jason@redhat.com>
27568 * calls.c (load_register_parameters): Fix zero size sibcall logic.
27570 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
27572 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
27573 values to 128b regs.
27575 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
27577 PR tree-optimization/70252
27578 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
27579 boolean vector has a proper number of elements.
27580 (supportable_narrowing_operation): Likewise.
27582 2016-03-18 Tom de Vries <tom@codesourcery.com>
27585 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
27587 2016-03-18 Jakub Jelinek <jakub@redhat.com>
27589 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
27590 instead of replace_rtx for DEBUG_INSNs.
27592 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
27594 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
27595 load type reservations.
27597 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
27600 * config/pa/constraints.md: Revert 2015-02-13 change. Use
27601 define_constraint for "Q" and "T" constraints.
27603 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
27605 Tweak the pipeline model for Exynos M1
27607 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
27610 2016-03-17 David Malcolm <dmalcolm@redhat.com>
27613 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
27614 where one or both locations aren't within a line_map.
27616 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
27619 * opts.c (finish_options): Don't set flag_pie to the default if
27620 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
27623 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
27625 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
27626 true as ALL_REGS argument to replace_rtx.
27628 2016-03-17 Richard Biener <rguenther@suse.de>
27631 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
27634 2016-03-17 Jakub Jelinek <jakub@redhat.com>
27637 * rtl.h (replace_rtx): Add ALL_REGS argument.
27638 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
27639 equality and assert mode is the same, instead of just rtx pointer
27641 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
27642 true as ALL_REGS argument to replace_rtx.
27644 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
27646 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
27647 for boolean vector with vector mode only.
27648 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
27650 2016-03-17 Nick Clifton <nickc@redhat.com>
27653 * config/rx/rx.c (rx_print_integer): Print negative constants in
27656 2016-03-17 Jakub Jelinek <jakub@redhat.com>
27659 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
27661 2016-03-16 Richard Henderson <rth@redhat.com>
27662 Richard Biener <rguenth@suse.de>
27664 PR middle-end/70240
27665 PR middle-end/68215
27667 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
27668 first operand as is_gimple_condexpr.
27670 PR middle-end/70240
27671 PR middle-end/68215
27673 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
27674 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
27675 Do not gimplify the result.
27676 (do_unop): Adjust call to tree_vec_extract.
27677 (do_binop): Likewise.
27678 (do_compare): Likewise.
27679 (do_plus_minus): Likewise.
27680 (do_negate): Likewise.
27681 (expand_vector_condition): Likewise.
27682 (do_cond): Likewise.
27684 2016-03-16 Richard Henderson <rth@redhat.com>
27687 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
27688 (aarch64_classify_address): Use it.
27689 (aarch64_legitimize_address): Force all subexpressions of PLUS
27690 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
27692 2016-03-16 Jakub Jelinek <jakub@redhat.com>
27693 Richard Biener <rguenth@suse.de>
27696 * rtlanal.c (replace_rtx): For REG, if from is a REG,
27697 return to even if only REGNO is equal, and assert
27700 2016-03-11 Jeff Law <law@redhat.com>
27702 PR rtl-optimization/70224
27703 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
27705 2016-03-16 Richard Henderson <rth@redhat.com>
27707 PR middle-end/70199
27708 * function.h (struct function): Add has_forced_label_in_static.
27709 * gimplify.c (force_labels_r): Set it.
27710 * lto-streamer-in.c (input_struct_function_base): Read it.
27711 * lto-streamer-out.c (output_struct_function_base): Write it.
27712 * tree-inline.c (has_label_address_in_static_1): Remove.
27713 (copy_forbidden): Remove fndecl parameter; test
27714 has_forced_label_in_static.
27715 (inline_forbidden_p): Update call to copy_forbidden.
27716 (tree_versionable_function_p): Likewise.
27717 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
27718 (chkp_versioning): Likewise.
27719 * tree-inline.h (copy_forbidden): Update decl.
27721 2016-03-16 Marek Polacek <polacek@redhat.com>
27724 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
27725 function being thunked if the result type doesn't have fixed size.
27726 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
27727 doesn't have fixed size.
27729 2016-03-16 Bin Cheng <bin.cheng@arm.com>
27731 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
27732 reporting malformed loop nest.
27734 2016-03-16 Tom de Vries <tom@codesourcery.com>
27737 * ipa-devirt.c (possible_polymorphic_call_targets): Move
27738 nodes.length () == 1 test to before first nodes[0] access.
27740 2016-03-16 Tom de Vries <tom@codesourcery.com>
27742 PR tree-optimization/68715
27743 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
27744 single_pred_p test.
27746 2016-03-16 Tom de Vries <tom@codesourcery.com>
27748 PR tree-optimization/68809
27749 * graphite-scop-detection.c (same_close_phi_node): Test if result types
27752 2016-03-16 Carlos O'Donell <carlos@redhat.com>
27753 Sandra Loosemore <sandra@codesourcery.com>
27755 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
27756 on leaf attribute. Mention ELF interposition problems.
27758 2016-03-16 Alan Modra <amodra@gmail.com>
27760 PR rtl-optimization/69195
27761 PR rtl-optimization/47992
27762 * ira.c (indirect_jump_optimize): Ignore artificial defs.
27765 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
27768 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
27770 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
27772 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
27774 2016-03-15 Jakub Jelinek <jakub@redhat.com>
27776 PR rtl-optimization/70222
27777 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
27778 optimization if mode is different from result_mode, queue up masking
27779 of the result in outer_op. Formatting fix.
27781 PR middle-end/70239
27782 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
27785 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27787 PR rtl-optimization/69032
27788 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
27789 looping backwards over basic block insns.
27791 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27794 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
27795 to non-speculative when propagating trap bits.
27797 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27799 PR rtl-optimization/63384
27800 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
27801 DEBUG_INSN_P insns.
27803 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27806 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
27807 factored out from ...
27808 (sched_analyze_insn): ... here.
27809 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
27810 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
27811 get_implicit_reg_pending_clobbers in it.
27812 (setup_id_reg_sets): Use setup_id_implicit_regs.
27813 (deps_init_id): Ditto.
27815 2016-03-15 Tom de Vries <tom@codesourcery.com>
27818 * cgraph.c (cgraph_node::get_body): Save, reset and restore
27820 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
27821 execute_function_dump.
27822 (execute_one_pass): Don't dump function if it will be dumped after ipa
27825 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
27827 * genrecog.c (match_pattern_2): If pred is NULL don't call
27828 safe_predicate_mode on it.
27830 2016-03-14 Jakub Jelinek <jakub@redhat.com>
27832 PR middle-end/70219
27833 * lra-constraints.c (delete_move_and_clobber): Change assertion
27834 to also allow dregno == 0.
27836 2016-03-14 Richard Henderson <rth@redhat.com>
27839 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
27840 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
27841 (reassociate_bb): Use optimize_vec_cond_expr; avoid
27842 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
27845 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
27848 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
27850 (lra_create_live_ranges_1): initialize hard register biggest_mode to
27852 * lra-constraints.c (split_reg): For hard regs, try to find the
27853 biggest single-register mode used in the function.
27855 2016-03-14 Richard Biener <rguenther@suse.de>
27857 PR tree-optimization/56365
27858 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
27859 constants to compare against.
27861 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
27864 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
27865 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
27866 (define_split for the GPR case): Use int_reg_operand instead of
27867 gpc_reg_operand for the output.
27869 2016-03-14 Tom de Vries <tom@codesourcery.com>
27871 PR tree-optimization/70045
27872 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
27873 create_empty_if_region_on_edge argument.
27875 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
27877 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
27878 (STACK_CHECK_PROTECT): Likewise.
27879 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
27880 (STACK_CHECK_PROTECT): Likewise.
27881 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
27882 (STACK_CHECK_PROTECT): Likewise.
27883 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
27884 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
27885 (STACK_CHECK_PROTECT): Likewise.
27887 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
27889 PR rtl-optimization/69307
27890 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
27891 registers in modes that span more than one register.
27893 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
27896 * lra-constraints.c (delete_move_and_clobber): New.
27897 (remove_inheritance_pseudos): Use it.
27899 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
27902 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
27903 the libcall is LCT_THROW.
27904 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
27905 for the checking routine.
27907 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
27910 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
27911 optimization if we have direct move.
27912 (roundu32<mode>2_fprs): Likewise.
27914 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
27917 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
27919 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
27920 Arguments swapped. All callers changed. Take reg_renumber into
27921 account, and Calculate and compare register ranges for hard regs.
27923 2016-03-11 Jeff Law <law@redhat.com>
27925 PR tree-optimization/70190
27926 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27927 Handle cases where we can not extract the taken edge, even though we
27928 found a constant value.
27930 PR tree-optimization/64058
27931 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
27932 (num_coalesce_pairs): Move up earlier in file.
27933 (find_coalesce_pair): Initialize the INDEX field for each pair
27935 (compare_pairs): No longer sort on the elements in each pair.
27936 Instead break ties with the index of the coalesce pair.
27938 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27941 * config/aarch64/aarch64-protos.h
27942 (aarch64_save_restore_target_globals): New prototype.
27943 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
27944 Call the above when popping pragma.
27945 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
27947 (aarch64_set_current_function): Rewrite using the above.
27949 2016-03-11 Jakub Jelinek <jakub@redhat.com>
27951 PR tree-optimization/70177
27952 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
27953 (extract_ops_from_tree): ... this. In the 2 argument
27954 overload remove _1 suffix.
27955 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
27956 (extract_ops_from_tree): ... this.
27957 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
27959 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
27960 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
27961 extract_ops_from_tree instead of 2 operand one.
27963 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
27965 PR tree-optimization/70013
27966 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
27967 for constant-pool entries.
27969 2016-03-11 Jakub Jelinek <jakub@redhat.com>
27971 PR rtl-optimization/70174
27972 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
27973 followed by gen_lowpart on force_reg instead of just gen_lowpart.
27975 PR tree-optimization/70169
27976 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
27977 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
27980 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
27981 Jakub Jelinek <jakub@redhat.com>
27984 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
27985 of uninitialized values.
27987 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27989 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
27991 ("*trunctddd2"): New pattern definition.
27992 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
27995 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27997 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
27998 definitions for BFP and DFP rounding modes.
27999 ("fixuns_truncdddi2", "fixuns_trunctddi2")
28000 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
28001 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
28002 ("fix_trunctf<mode>2"): Use the new constants instead of magic
28005 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28007 * config/s390/constraints.md: Adjust comment.
28008 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
28009 s390_decompose_addrstyle_without_index.
28010 * config/s390/predicates.md (shift_count_or_setmem_operand):
28011 Rename to setmem_operand.
28012 * config/s390/s390-protos.h
28013 (s390_decompose_shift_count): Rename to
28014 s390_decompose_addrstyle_without_index.
28015 * config/s390/s390.c (s390_decompose_shift_count)
28016 (s390_mem_constraint, print_shift_count_operand)
28017 (print_operand_address, print_operand): Rename
28018 s390_decompose_shift_count to
28019 s390_decompose_addrstyle_without_index and rename
28020 print_shift_count_operand to print_addrstyle_operand troughout the
28022 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
28023 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
28024 Rename shift_count_or_setmem_operand to setmem_operand.
28025 * config/s390/vx-builtins.md ("vec_insert<mode>")
28026 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
28029 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28032 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
28033 Handle overlapping retval and newval.
28035 2016-03-10 Nick Clifton <nickc@redhat.com>
28038 * config/aarch64/aarch64.c
28039 (aarch64_override_options_after_change_1): When forcing
28040 flag_omit_frame_pointer to be true, use a special value that can
28041 be detected if this function is called again, thus preventing
28042 flag_omit_leaf_frame_pointer from being forced to be false.
28044 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28046 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
28047 Set x_flag_omit_leaf_frame_pointer when handling
28048 -momit-leaf-frame-pointer.
28050 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28053 * cgraph.c (cgraph_node::dump): Dump split_part and
28054 indirect_call_target.
28055 * cgraph.h (cgraph_node): Add indirect_call_target flag.
28056 * ipa.c (has_addr_references_p): Cleanup.
28057 (is_indirect_call_target_p): New.
28058 (walk_polymorphic_call_targets): Do not mark virtuals that may be
28059 called indirectly as local.
28060 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
28062 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28065 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
28066 on cxa_pure_virtual.
28068 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28071 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
28073 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28076 * tree.c (need_assembler_name_p): Only record main variant type names.
28078 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
28081 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
28082 Always define to 0 or 1.
28083 (TARGET_FIX_ERR_A53_843419): New macro.
28084 * config/aarch64/aarch64-elf-raw.h
28085 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
28086 * config/aarch64/aarch64-linux.h: Likewise.
28087 * config/aarch64/aarch64.c
28088 (aarch64_override_options_after_change_1): Do not default
28089 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
28091 (aarch64_attributes): Handle fix-cortex-a53-843419.
28092 (aarch64_can_inline_p): Likewise.
28093 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
28095 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
28096 Jakub Jelinek <jakub@redhat.com>
28098 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
28099 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
28100 DECL_COMMONS if flag_unconstrained_commons is set.
28101 * tree-dfa.c (get_ref_base_and_extent): Likewise.
28102 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
28103 (funconstrained-commons): Document.
28105 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
28107 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
28108 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
28110 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
28112 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
28113 has a proper number of elements.
28115 2016-03-10 Alan Modra <amodra@gmail.com>
28117 PR rtl-optimization/69195
28118 PR rtl-optimization/47992
28119 * ira.c (recorded_label_ref): Delete.
28120 (update_equiv_regs): Return void.
28121 (indirect_jump_optimize): New function.
28122 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
28123 before regstat_compute_ri. Don't rebuild_jump_labels here.
28124 Delete update_regstat.
28126 2016-03-10 Richard Biener <rguenther@suse.de>
28128 PR tree-optimization/70128
28129 * tree-ssa-structalias.c (set_uids_in_ptset): Set
28130 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
28132 2016-03-09 Jakub Jelinek <jakub@redhat.com>
28134 PR tree-optimization/70152
28135 * tree-sra.c (replace_removed_params_ssa_names): Copy over
28136 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
28139 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
28140 instead of gen_sse2_loadlpd.
28141 * config/i386/sse.md (*vec_concatv2df): Rename to...
28142 (vec_concatv2df): ... this.
28144 PR tree-optimization/70127
28145 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
28147 2016-03-09 David Malcolm <dmalcolm@redhat.com>
28151 * diagnostic-show-locus.c (compatible_locations_p): New function.
28152 (layout::layout): Sanitize ranges using compatible_locations_p.
28154 2016-03-09 David Malcolm <dmalcolm@redhat.com>
28158 * diagnostic-show-locus.c (layout_range::layout_range): Replace
28159 location_range param with three const expanded_locations * and a
28161 (layout::layout): Replace call to
28162 rich_location::lazily_expand_location with get_expanded_location.
28163 Extract the range and perform location expansion here, passing
28164 the results to the layout_range ctor.
28165 * diagnostic.c (source_range::debug): Delete.
28166 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
28167 of rich_location::get_expanded_location.
28168 * gcc-rich-location.c (get_range_for_expr): Delete.
28169 (gcc_rich_location::add_expr): Reimplement to avoid the
28170 rich_location::add_range overload that took a location_range,
28171 passing a location_t instead.
28173 2016-03-09 Richard Biener <rguenther@suse.de>
28174 Jakub Jelinek <jakub@redhat.com>
28176 PR tree-optimization/70138
28177 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
28178 Also skip vect_double_reduction_def.
28180 2016-03-09 Jakub Jelinek <jakub@redhat.com>
28183 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
28184 if the operand is "m".
28186 2016-03-09 Nathan Sidwell <nathan@acm.org>
28188 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
28190 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
28192 * config/i386/i386.c (processor_target_table): Fix cost table
28193 intialization order for znver1.
28195 2016-03-08 Jakub Jelinek <jakub@redhat.com>
28197 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
28198 - becuase -> because.
28199 * ipa-reference.c (ignore_module_statics): Likewise.
28200 * cgraph.c (cgraph_node::get_body): Likewise.
28201 * ipa-inline.c (early_inliner): Likewise.
28202 * ipa-devirt.c (types_same_for_odr): Likewise.
28203 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
28204 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
28206 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28208 * tree-ssa-math-opts.c: Fix typo in comment.
28210 2016-03-08 Jakub Jelinek <jakub@redhat.com>
28213 * config/i386/i386.c (scalar_chain::make_vector_copies,
28214 scalar_chain::convert_reg): Call end_sequence in between
28215 get_insns and emit_conversion_insns rather than after both
28218 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
28221 * config/i386/i386.h (machine_function): Add
28222 pc_thunk_call_expanded flag.
28223 (ix86_pc_thunk_call_expanded): New define.
28224 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
28225 (*set_got): Rename insn pattern from set_got.
28226 (*set_got_labelled): Rename inst pattern from set_got_labelled.
28227 * config/i386/i386.c (ix86_compute_frame_layout): Use
28228 ix86_pc_thunk_call_expanded to prevent red-zone.
28230 2016-03-07 Martin Jambor <mjambor@suse.cz>
28232 * hsa.h (hsa_get_ctor_statements): Declare.
28233 (hsa_get_dtor_statements): Likewise.
28234 (hsa_get_kernel_dispatch_type): Likewise.
28235 * hsa.c (hsa_get_ctor_statements): New function.
28236 (hsa_get_dtor_statements): Likewise.
28237 (hsa_get_kernel_dispatch_type): Likewise.
28238 * hsa-brig.c (hsa_cdtor_statements): Removed.
28239 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
28240 hsa_get_dtor_statements.
28241 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
28242 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
28244 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
28246 * config/arm/arm-cores.def (cortex-r8): New.
28247 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
28248 * config/arm/arm-tune.md: Likewise.
28249 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
28251 2016-03-07 Martin Sebor <msebor@redhat.com>
28253 PR rtl-optimization/19705
28254 * doc/invoke.texi (Options That Control Optimization): Clarify
28255 -fno-branch-count-reg.
28257 2016-02-26 Richard Biener <rguenther@suse.de>
28258 Jeff Law <law@redhat.com>
28260 PR tree-optimization/69740
28261 * cfghooks.c (remove_edge): Request loop fixups if we delete
28262 an edge that might turn an irreducible loop into a natural
28264 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
28265 Move after definition of loops_state_clear.
28267 2016-03-07 Bin Cheng <bin.cheng@arm.com>
28269 PR rtl-optimization/69052
28270 * rtlanal.c (commutative_operand_precedence): Set higher precedence
28273 2016-03-07 Tom de Vries <tom@codesourcery.com>
28275 PR tree-optimization/70116
28276 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
28277 is_tm_ending stmts and ubsan/asan internal functions.
28278 (find_duplicate): Use it. Don't test is_tm_ending here.
28280 2016-03-07 Richard Biener <rguenther@suse.de>
28282 PR tree-optimization/70115
28283 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
28284 (propagate_constants_for_unrolling): Use replace_uses_by.
28286 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
28288 PR middle-end/69916
28289 * omp-low.c (struct oacc_loop): Add ifns.
28290 (new_oacc_loop_raw): Initialize it.
28291 (finish_oacc_loop): Clear mask & flags if no ifns.
28292 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
28293 (oacc_loop_xform_loop): Add ifns arg & adjust.
28294 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
28296 2016-03-07 Richard Henderson <rth@redhat.com>
28299 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
28300 (insert_value_copy_on_edge): Likewise.
28302 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28304 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
28306 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
28309 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
28311 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
28313 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
28315 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
28317 Fix sseimul type attribute.
28318 * config/i386/znver1.md
28319 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
28320 znver1_sseimul_avx256_load) : Fix the type attribute.
28321 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
28322 pipe usage and latency.
28324 2016-03-05 Jakub Jelinek <jakub@redhat.com>
28327 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
28328 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
28331 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
28334 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
28336 PR rtl-optimization/69941
28337 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
28338 the reg share its mode.
28340 2016-03-04 Jeff Law <law@redhat.com>
28342 PR tree-optimization/69196
28343 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28344 If the both SSA_NAMEs are anonymous, then consider them unassociated
28345 and include the PHI in the statement count.
28347 2016-03-05 Tom de Vries <tom@codesourcery.com>
28349 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
28350 construct in oacc routine. Check for oacc region in oacc routine.
28352 2016-03-04 Jakub Jelinek <jakub@redhat.com>
28355 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
28356 2016-02-22 changes, instead don't recurse if RECUR is already true.
28357 Don't change *dynamic_check if RECUR. Adjust recursive caller
28358 to pass true to the new argument.
28359 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
28362 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
28363 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
28365 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
28367 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
28369 PR rtl-optimization/57676
28370 * lra-assigns.c (lra_assign): Guard test for maximum iterations
28371 with flag_checking.
28373 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
28375 * tree-vect-patterns.c (search_type_for_mask): Handle
28376 comparison of booleans.
28378 2016-03-04 Jakub Jelinek <jakub@redhat.com>
28380 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
28384 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
28385 all other ops that have dw_val_class_die_ref operands,
28386 and DW_OP_GNU_entry_value.
28388 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28390 PR rtl-optimization/69904
28391 * config/arm/arm.c (arm_cannot_copy_insn_p):
28392 Return true for load-exclusive instructions.
28394 2016-03-03 Jakub Jelinek <jakub@redhat.com>
28397 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
28398 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
28399 the pattern no matter if it is used just by non-pattern, pattern
28401 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
28402 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
28403 oprnd1 def_stmt is in pattern, don't look through it.
28405 2016-03-03 Marek Polacek <polacek@redhat.com>
28407 PR middle-end/70050
28408 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
28410 2016-03-03 Martin Liska <mliska@suse.cz>
28412 PR tree-optimization/70043
28413 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
28414 previous statement if we see a debug statement.
28416 2016-03-03 Richard Biener <rguenther@suse.de>
28418 PR tree-optimization/55936
28419 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
28420 parameter and guard unsafe equivalence use.
28421 (vrp_evaluate_conditional_warnv_with_ops): Always use
28422 safe equivalences but not via the quadratic compare_names
28425 2016-03-03 Michael Collison <michael.collison@linaro.org>
28428 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
28429 for operand 1 to s_register_operand. Change predicate for operand
28430 2 to arm_not_immediate_operand.
28432 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
28434 * doc/tm.texi: Regenerated.
28436 2016-03-02 Richard Henderson <rth@redhat.com>
28439 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
28440 simplification when all args are positive non-fixed registers.
28442 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28444 * target.def (lra_p): Specify that new ports should use LRA.
28446 2016-03-02 Jakub Jelinek <jakub@redhat.com>
28449 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
28450 gimplify_type_sizes the type they refer to.
28451 (omp_notice_variable): Handle reference vars to VLAs.
28452 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
28453 reference to VLA decls in the second pass instead of first pass.
28455 2016-03-02 Tom de Vries <tom@codesourcery.com>
28457 PR tree-optimization/68659
28458 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
28459 new_expr == NULL_TREE.
28460 (get_new_name): Handle ADDR_EXPR.
28462 2016-03-02 Bin Cheng <bin.cheng@arm.com>
28464 PR rtl-optimization/69052
28465 * loop-invariant.c (canonicalize_address): New function.
28466 (inv_can_prop_to_addr_use): Check validity of address expression
28467 which is canonicalized by above function.
28469 2016-03-02 Alan Modra <amodra@gmail.com>
28472 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
28475 2016-03-02 Jakub Jelinek <jakub@redhat.com>
28478 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
28479 (*movhi_internal): Put mask moves from and to memory separately
28480 from moves from/to GPRs.
28482 2016-03-02 Richard Biener <rguenther@suse.de>
28484 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
28485 GENERIC expressions in GIMPLE.
28487 2016-03-02 Richard Biener <rguenther@suse.de>
28489 * config/i386/i386.c (type_natural_mode): Fix typo.
28491 2016-03-02 Nick Clifton <nickc@redhat.com>
28493 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
28495 2016-03-02 Richard Biener <rguenther@suse.de>
28496 Uros Bizjak <ubizjak@gmail.com>
28499 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
28501 2016-03-02 Richard Biener <rguenther@suse.de>
28503 PR middle-end/67278
28504 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
28506 2016-03-02 Marek Polacek <polacek@redhat.com>
28509 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
28510 "is promoted to" warning.
28512 2016-03-01 DJ Delorie <dj@redhat.com>
28514 * config.gcc: Deprecate mep-*.
28516 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
28518 PR middle-end/70025
28519 * lra-constraints.c (regno_val_use_in): New.
28520 (match_reload): Use it instead of regno_use_in.
28522 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
28524 PR rtl-optimization/70007
28525 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
28526 references present in REG_EQUAL notes attached to non-SET patterns.
28528 2016-03-01 Jeff Law <law@redhat.com>
28530 PR tree-optimization/69196
28531 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28532 Appropriately clamp the number of statements to copy when the
28533 thread path does not traverse a loop backedge.
28535 PR tree-optimization/69196
28536 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28537 Do count some PHIs in the thread path against the insn count. Decrease
28538 final statement count by one as the control statement in the last
28539 block will get removed. Remove special cased code for handling PHIs
28542 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
28545 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
28546 asm dialect alternatives to explicit GOTPCREL calls.
28548 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
28551 * ira.c (do_reload): Issue warning for generic stack checking here...
28552 * reload1.c (reload): ...instead of here and streamline it.
28554 2016-03-01 Nick Clifton <nickc@redhat.com>
28556 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
28558 2016-03-01 Richard Biener <rguenther@suse.de>
28560 PR tree-optimization/69983
28561 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
28562 types and fall back to operand_equal_p.
28564 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28567 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28569 * config/s390/constraints.md ("jm8"): New constraint.
28570 * config/s390/predicates.md ("const_int_8bitset_operand"): New
28572 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
28574 ("*setmem_long<setmem_and>"): New pattern.
28575 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
28577 ("*setmem_long_31z<setmem_and>"): New pattern.
28578 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
28579 New substitution rules with the required attributes.
28582 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28585 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28587 * gensupport.c (process_substs_on_one_elem): Split loop to
28588 complete mark_operands_used_in_match_dup on all expressions in the
28590 (adjust_operands_numbers): Inline into process_substs_on_one_elem
28591 and remove function.
28593 2016-03-01 Richard Biener <rguenther@suse.de>
28595 PR middle-end/70022
28596 * fold-const.c (fold_indirect_ref_1): Fix range checking for
28597 vector BIT_FIELD_REF extract.
28599 2016-03-01 Richard Biener <rguenther@suse.de>
28601 PR tree-optimization/69994
28602 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
28604 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
28606 PR tree-optimization/69956
28607 * tree-vect-stmts.c (supportable_widening_operation): Support
28608 multi-step conversion of boolean vectors.
28609 (supportable_narrowing_operation): Likewise.
28611 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28613 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
28616 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28618 * config/s390/subst.md (DSI_VI): New mode iterator.
28619 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
28620 * config/s390/vector.md ("vec_set<mode>"): Move expander before
28621 the insn definition.
28622 ("*vec_set<mode>"): Change predicate and add alternative to
28623 support only either register or const_int operands as element
28625 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
28627 ("vec_extract<mode>"): New expander.
28628 ("*vec_extract<mode>"): New insn definition supporting reg and
28629 const_int element selectors.
28630 ("*vec_extract<mode>_plus"): New insn definition supporting
28631 reg+const_int element selectors.
28632 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
28633 following expander+insn definition.
28634 ("<vec_shifts_name><mode>3"): New expander.
28635 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
28637 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28639 * config/s390/s390.md ("*tabort_1"): Change predicate to
28640 nonmemory_operand. Add a second alternative to cover
28641 register as well as const int operands.
28642 ("*tabort_1_plus"): New pattern definition.
28644 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28646 * config/s390/s390.md ("*ashrdi3_cc_31")
28647 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
28648 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
28649 Merge insn definitions into ...
28650 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
28651 New pattern definition.
28652 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
28653 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
28654 ("*ashr<mode>3_and"): Merge insn definitions into ...
28655 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
28656 New pattern definition.
28657 * config/s390/subst.md ("addr_style_op_cc_subst")
28658 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
28659 substitutions patterns plus attributes.
28660 Add ashiftrt to SUBST iterator.
28662 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28664 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
28665 op2 to nonmemory_operand.
28666 ("*<shift>di3_31", "*<shift>di3_31_and"):
28667 Merge into single pattern definition ...
28668 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
28669 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
28670 pattern definition ...
28671 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
28672 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
28675 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28677 * config/s390/predicates.md (const_int_6bitset_operand): New
28679 * config/s390/s390.md: Include subst.md.
28680 ("rotl<mode>3"): New expander.
28681 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
28683 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
28684 * config/s390/subst.md: New file.
28686 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28688 * config/s390/s390.md ("op_type", "atype", "length" attributes):
28689 Remove RRR type. It doesn't really exist.
28690 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
28692 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
28693 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
28694 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
28695 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
28696 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
28697 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
28698 `enabled' attribute.
28700 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28702 * gensupport.c (process_substs_on_one_elem): Split loop to
28703 complete mark_operands_used_in_match_dup on all expressions in the
28705 (adjust_operands_numbers): Inline into process_substs_on_one_elem
28706 and remove function.
28708 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
28711 * config/sparc/sparc.c (NWORDS_UP): Rename to...
28712 (CEIL_NWORDS): ...this. Use CEIL macro.
28713 (compute_fp_layout): Adjust to above renaming.
28714 (function_arg_union_value): Likewise.
28715 (sparc_arg_partial_bytes): Likewise.
28716 (sparc_function_arg_advance): Likewise.
28718 2016-02-29 Jeff Law <law@redhat.com>
28720 PR tree-optimization/70005
28721 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
28722 where an object with a boolean range is compared against a value
28725 PR tree-optimization/69999
28726 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
28727 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
28730 2016-02-29 Richard Biener <rguenther@suse.de>
28732 PR tree-optimization/69994
28733 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
28734 (get_unary_op): Look through nop conversions.
28735 (ops_equal_values_p): New function, look for equality diregarding
28737 (eliminate_plus_minus_pair): Use ops_equal_values_p
28738 (repropagate_negates): Do not use get_unary_op here.
28740 2016-02-29 Martin Liska <mliska@suse.cz>
28742 * system.h: Poison ENABLE_CHECKING macro.
28744 2016-02-29 Martin Liska <mliska@suse.cz>
28746 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
28747 is presented in dump flags.
28748 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
28749 (hsa_regalloc): Likewise.
28751 2016-02-19 Richard Biener <rguenther@suse.de>
28753 PR tree-optimization/69980
28754 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
28755 permutation of those we need to keep.
28757 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
28760 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
28761 (NWORDS_UP): ...this
28762 (init_cumulative_args): Minor tweaks.
28763 (sparc_promote_function_mode): Likewise.
28764 (scan_record_type): Delete.
28765 (traverse_record_type): New function template.
28766 (classify_data_t): New structure type.
28767 (classify_registers): New inline function.
28768 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
28769 exhausted. Instantiate traverse_record_type on classify_registers and
28770 deal with the case of a structure passed in slot #15 with no FP field
28772 (assign_data_t): New structure type.
28773 (compute_int_layout): New static function.
28774 (compute_fp_layout): Likewise.
28775 (count_registers): New inline function.
28776 (assign_int_registers): New static function.
28777 (assign_fp_registers): Likewise.
28778 (assign_registers): New inline function.
28779 (function_arg_record_value_1): Delete.
28780 (function_arg_record_value_2): Likewise.
28781 (function_arg_record_value_3): Likewise.
28782 (function_arg_record_value): Adjust to above changes. Instantiate
28783 traverse_record_type on count_registers to first count the number of
28784 registers to be used and then on assign_registers to assign them.
28785 (function_arg_union_value): Adjust to above renaming.
28786 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
28787 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
28788 case of a structure passed in slot #15
28789 (sparc_function_arg_advance): Likewise.
28790 (function_arg_padding): Minor tweak.
28792 2016-02-29 Richard Biener <rguenther@suse.de>
28794 PR tree-optimization/69720
28795 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
28796 the adjustment_def path for possibly vectorized defs.
28797 (vect_create_epilog_for_reduction): Handle vectorized initial
28800 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
28802 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
28804 2016-02-27 Jeff Law <law@redhat.com>
28807 2016-02-26 Richard Biener <rguenther@suse.de>
28808 Jeff Law <law@redhat.com>
28810 PR tree-optimization/69740
28811 * cfghooks.c (remove_edge): Request loop fixups if we delete
28812 an edge that might turn an irreducible loop into a natural
28815 2016-02-27 Jakub Jelinek <jakub@redhat.com>
28817 PR rtl-optimization/69896
28818 * tree-vect-generic.c (get_compute_type): Avoid single element
28821 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
28823 Rename the AArch64 tuning option and related functions to enable the
28824 Newton series for the reciprocal square root to reflect its
28825 approximative characteristic.
28827 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
28828 function to "aarch64_emit_approx_rsqrt".
28829 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
28830 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
28831 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
28832 (xgene1_tunings): Likewise.
28833 (use_rsqrt_p): Likewise.
28834 (aarch64_emit_swrsqrt): Use new function name.
28835 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
28836 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
28837 text explaining this option.
28838 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
28840 2016-02-26 Jakub Jelinek <jakub@redhat.com>
28843 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
28844 complain about -mallow-movmisalign without -mvsx if
28845 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
28847 2016-02-26 Joel Sherrill <joel@rtems.org>
28849 * config.gcc: Add x86_64-*-rtems*.
28850 * config/i386/rtems-64.h: New file.
28852 2016-02-26 Joel Sherrill <joel@rtems.org>
28854 * config.gcc: Add aarch64-*-rtems*.
28855 * config/aarch64/rtems.h: New file.
28857 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
28860 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
28861 shift amount using %h. Add comment.
28863 2016-02-26 Richard Biener <rguenther@suse.de>
28864 Jeff Law <law@redhat.com>
28866 PR tree-optimization/69740
28867 * cfghooks.c (remove_edge): Request loop fixups if we delete
28868 an edge that might turn an irreducible loop into a natural
28871 2016-02-26 Martin Jambor <mjambor@suse.cz>
28873 PR middle-end/69920
28874 * tree-sra.c (sra_modify_assign): Do not remove loads of
28875 uninitialized aggregates to SSA_NAMEs.
28877 2016-02-26 Richard Henderson <rth@redhat.com>
28880 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
28881 pseudo in case the target rtx matches the source of the left
28884 2016-02-26 Martin Jambor <mjambor@suse.cz>
28887 * hsa.h (hsa_type_packed_p): Declare.
28888 * hsa.c (hsa_type_packed_p): New function.
28889 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
28891 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
28892 * hsa-brig.c (emit_basic_insn): Likewise.
28894 2016-02-26 Martin Jambor <mjambor@suse.cz>
28897 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
28899 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
28901 2016-02-26 Martin Jambor <mjambor@suse.cz>
28903 * hsa.h (is_a_helper): New overload for hsa_op_immed for
28904 hsa_op_with_type operands.
28905 (hsa_unsigned_type_for_type): Declare.
28906 * hsa.c (hsa_unsigned_type_for_type): New function.
28907 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
28908 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
28909 the finalizer. Do not emit extra move.
28911 2016-02-26 Martin Jambor <mjambor@suse.cz>
28913 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
28914 atomic operations in private segment.
28916 2016-02-26 Martin Jambor <mjambor@suse.cz>
28918 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
28919 statements to wi->info. Also disallow omp simd constructs.
28920 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
28921 for not gridifying. Dump special string for omp_for.
28923 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28926 * config/aarch64/aarch64.c (aarch64_set_current_function):
28927 Save/restore target globals when switching to
28928 target_option_default_node.
28930 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28933 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
28934 Return 0 if !SHIFT_COUNT_TRUNCATED.
28936 2016-02-26 Jakub Jelinek <jakub@redhat.com>
28937 Eric Botcazou <ebotcazou@adacore.com>
28939 PR rtl-optimization/69891
28940 * dse.c (scan_insn): If we can't figure out memset arguments
28941 or they are non-constant, call clear_rhs_from_active_local_stores.
28943 2016-02-26 Martin Liska <mliska@suse.cz>
28945 * doc/extend.texi: Mention clog10, clog10f an clog10l
28946 in Builtins section.
28948 2016-02-26 Martin Liska <mliska@suse.cz>
28950 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
28952 (resolve_args_picking_1): Likewise.
28953 * dwarf2out.h (struct GTY): Likewise.
28955 2016-02-26 Martin Liska <mliska@suse.cz>
28957 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
28958 with flag_checking.
28959 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
28961 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
28962 Martin Liska <mliska@suse.cz>
28964 * doc/install.texi: Mention --enable-valgrind-annotations.
28966 2016-02-26 Richard Biener <rguenther@suse.de>
28968 PR tree-optimization/69551
28969 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
28970 looking through aliases adjust DECL_PT_UID to refer to the
28971 ultimate alias target.
28973 2016-02-25 Martin Liska <mliska@suse.cz>
28975 PR middle-end/69919
28976 * alloc-pool.c (after_memory_report): New variable.
28977 * alloc-pool.h (base_pool_allocator ::release): Do not use
28978 the infrastructure if after_memory_report.
28979 * toplev.c (toplev::main): Mark after memory report.
28981 2016-02-25 Richard Biener <rguenther@suse.de>
28983 PR tree-optimization/48795
28984 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
28986 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
28989 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
28990 offloading is enabled and -fopenacc or -fopenmp is specified.
28991 (CRTOFFLOADEND): Likewise.
28992 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
28993 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
28994 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
28995 (offload_objects_file_name): New static var.
28996 (tool_cleanup): Remove offload_objects_file_name file.
28997 (find_offloadbeginend): Replace with ...
28998 (find_crtoffloadtable): ... this.
28999 (run_gcc): Remove offload_argc and offload_argv.
29000 Get offload_objects_file_name from -foffload-objects=... option.
29001 Read names of object files with offload from this file, pass them to
29002 compile_images_for_offload_targets. Don't call find_offloadbeginend and
29003 don't pass offloadbegin and offloadend to the linker. Don't pass
29004 offload non-LTO files to the linker, because now they're not claimed.
29006 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
29009 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
29010 on builtin_unreachable.
29012 2016-02-25 Jakub Jelinek <jakub@redhat.com>
29014 PR rtl-optimization/69896
29015 * regcprop.c: Include cfgrtl.h.
29016 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
29017 than remembered mode, either delete it (if noop_move_p), or
29018 treat like copy_p but not noop_p instruction.
29020 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29023 * dwarf2out.c (gen_variable_die): Work around buggy LTO
29024 - allow NULL decl for Fortran DW_TAG_common_block variables.
29026 2016-02-24 Jason Merrill <jason@redhat.com>
29028 * common.opt (flifetime-dse): Add -flifetime-dse=1.
29030 2016-02-24 Richard Biener <rguenther@suse.de>
29031 Jakub Jelinek <jakub@redhat.com>
29033 PR middle-end/69760
29034 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
29035 conditionally executed ops to well-defined overflow behavior.
29037 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29039 PR middle-end/69915
29040 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
29043 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29045 PR rtl-optimization/69886
29046 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
29047 argument. Use it when checking validity of set instructions.
29048 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
29049 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
29051 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
29052 * store-motion.c (find_moveable_store): Update
29053 can_assign_to_reg_without_clobbers_p callsite.
29055 2016-02-24 Richard Biener <rguenther@suse.de>
29057 PR middle-end/68963
29058 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
29060 (record_nonwrapping_iv): Do not fall back to the low/high bound
29061 for non-constant IV bases if the stmt is not always executed.
29063 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29065 * config/arm/arm-cores.def (cortex-a32): New entry.
29066 * config/arm/arm-tables.opt: Regenerate.
29067 * config/arm/arm-tune.md: Regenerate.
29068 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
29069 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
29070 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
29071 for -mcpu and -mtune.
29073 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29076 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
29077 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
29078 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
29079 (atomic_loaddi_1): Delete.
29080 (atomic_loaddi): Rewrite expander using the above changes.
29082 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29085 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
29088 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29089 Richard Biener <rguenth@suse.de>
29091 PR middle-end/69909
29092 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
29093 set_mem_attributes if tem is SSA_NAME which got expanded
29096 2016-02-24 Richard Biener <rguenther@suse.de>
29098 PR tree-optimization/69907
29099 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
29100 end of permutations for BB vectorization.
29102 2016-02-24 Christian Bruel <christian.bruel@st.com>
29104 * config/arm/arm-c.c (arm_option_override): Initialize
29105 target_option_current_node.
29106 * config/arm/arm.c (arm_pragma_target_parse): Replace
29107 build_target_option_node call by target_option_current_node.
29108 Set target_option_current_node.
29111 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
29114 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
29115 define_insn_and_split to define_insn.
29116 (zero_extendqi<mode>2_dot2): Same.
29117 (extendqi<mode>2_dot): Same.
29118 (extendqi<mode>2_dot2): Same.
29120 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
29122 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
29123 and add bypass for AES{D,E} and AESMC pairs.
29124 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
29127 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
29129 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
29130 series for reciprocal square root in Exynos M1.
29132 2016-02-23 Martin Sebor <msebor@redhat.com>
29135 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
29136 __builtin_alloca_with_align.
29138 2016-02-23 Richard Henderson <rth@redhat.com>
29140 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
29141 (ix86_register_pragmas): Remove __seg_tls.
29142 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
29143 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
29144 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
29145 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
29146 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
29147 * doc/extend.texi (__seg_tls): Remove item.
29149 2016-02-23 Richard Biener <rguenther@suse.de>
29151 * alloc-pool.h (struct allocation_object): Make id member
29152 conditional on CHECKING_P again.
29153 (get_instance): Adjust.
29154 (base_pool_allocator): Likewise.
29156 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
29158 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
29159 (parallelize_loops): In OpenACC kernels mode, set n_threads to
29161 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
29163 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
29165 2016-02-23 Richard Biener <rguenther@suse.de>
29167 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
29168 * bitmap.h (struct bitmap_usage): Likewise.
29169 (bitmap_move): Declare.
29170 * bitmap.c (register_overhead): Take size_t argument.
29171 (bitmap_move): New function.
29172 * df-problems.c (df_rd_transfer_function): Use bitmap_move
29173 to properly account overhead.
29174 * tree.c (free_node): Use tree_size.
29176 2016-02-23 Jakub Jelinek <jakub@redhat.com>
29179 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
29180 when inverting comparison.
29183 * common.opt (Wunreachable-code): Add Warning flag.
29185 2016-02-23 Mark Wielaard <mjw@redhat.com>
29186 Jakub Jelinek <jakub@redhat.com>
29189 * cgraphunit.c (check_global_declaration): Check main_input_filename
29190 and DECL_SOURCE_FILE are not NULL.
29192 2016-02-23 Martin Jambor <mjambor@suse.cz>
29194 PR tree-optimization/69666
29195 * tree-sra.c (sra_modify_assign): Do not attempt to create
29196 default_def replacements for unscalarizable regions.
29198 2016-02-20 Mark Wielaard <mjw@redhat.com>
29201 * cgraphunit.c (check_global_declaration): Check level of
29202 warn_unused_const_variable and main_input_filename.
29203 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
29204 (-Wunused-variable): For C implies -Wunused-const-variable=1.
29205 (-Wunused-const-variable): Explain levels 1 and 2.
29207 2016-02-22 Jakub Jelinek <jakub@redhat.com>
29210 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
29211 identical arguments. Formatting and spelling fixes.
29214 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
29219 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
29220 and m68k-devices.def.
29221 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
29222 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
29224 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
29226 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
29227 and HImode registers.
29229 2016-02-22 Richard Biener <rguenther@suse.de>
29231 PR tree-optimization/69882
29232 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
29233 preserve permutations present because of gaps.
29234 (vect_supported_load_permutation_p): Always continue checking
29235 permutations after vect_attempt_slp_rearrange_stmts.
29237 2016-02-22 Bin Cheng <bin.cheng@arm.com>
29239 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
29240 min_profitable_estimate, rather than min_profitable_iters.
29242 2016-02-22 Jakub Jelinek <jakub@redhat.com>
29245 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
29246 SImode for last match_operand.
29248 2016-02-22 Martin Liska <mliska@suse.cz>
29250 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
29251 return bitsize - 1 as the return value.
29253 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
29257 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
29258 Handle negative shift counts.
29259 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
29260 force_reg on the shift constant.
29261 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
29262 (lshrsi3_d): Handle negative shift counts.
29264 2016-02-22 Richard Biener <rguenther@suse.de>
29265 Tom de Vries <tom@codesourcery.com>
29267 * graph.c: Include dumpfile.h.
29268 (print_graph_cfg): Split into three overloads.
29269 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
29271 2016-02-22 Tom de Vries <tom@codesourcery.com>
29273 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
29276 2016-02-22 Richard Biener <rguenther@suse.de>
29279 * ipa-inline-transform.c (inline_call): When not updating
29280 overall summaries adjust self size by the growth estimate.
29281 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
29282 hash-set, do not update overall summaries here. Renamed from ...
29283 (inline_to_all_callers): ... this which is now wrapping the
29284 above and performing delayed overall summary update.
29285 (early_inline_small_functions): Delay updating of the overall
29288 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
29290 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
29293 2016-02-19 Jakub Jelinek <jakub@redhat.com>
29296 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
29297 :%* in %:gt() argument.
29298 (greater_than_spec_func): Adjust for expecting only numbers,
29299 if there are more than two numbers, compare the last two.
29301 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
29303 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
29304 -Wnarrowing with -std.
29306 2016-02-19 Jakub Jelinek <jakub@redhat.com>
29309 * expr.c (store_field): Don't use bit-field path if exp is
29310 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
29311 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
29312 and the assignment can be performed by bitwise copy. Formatting
29315 PR middle-end/69838
29316 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
29317 call copy_reg_eh_region_note_forward on before and/or after sequences
29318 and remove note from insn if it no longer can throw.
29321 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
29322 if TARGET_AVX512BW.
29324 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29326 * config/s390/vector.md: Add missing commutative operand markers
29327 to the patterns which qualify for one.
29328 * config/s390/vx-builtins.md: Likewise.
29330 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29332 * config/s390/vector.md (VI, VI_QHS): Add single element vector
29333 types to mode iterators.
29334 (vec_double): ... and mode attribute.
29335 * config/s390/vx-builtins.md (non_vec_int): Likewise.
29337 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29339 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
29340 Change the predicate of op2 from nonimmediate to general and let
29341 reload fix it if necessary.
29343 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29345 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
29347 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29349 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
29352 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29354 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
29355 * config/s390/s390.c (s390_expand_vec_movstr): New function.
29356 * config/s390/s390.md ("movstr<P:mode>"): Call
29357 s390_expand_vec_movstr.
29359 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29361 * config/s390/s390.md: Add missing output modifier for operand 1
29362 to print it as address properly.
29364 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29366 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
29367 * config/s390/2964.md: New file.
29368 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
29369 of insn grouping attributes depending on the CPU level.
29370 (s390_get_unit_mask): New function.
29371 (s390_sched_score): Remove the OOO from the scheduling macros.
29372 Add loop to calculate a score for the instruction mix.
29373 (s390_sched_reorder): Likewise plus improve debug output.
29374 (s390_sched_variable_issue): Rename macros as above. Calculate
29375 the unit distances after actually scheduling an insn. Improve
29377 (s390_sched_init): Clear last_scheduled_unit_distance array.
29378 * config/s390/s390.md: Include 2964.md.
29380 2016-02-18 Jakub Jelinek <jakub@redhat.com>
29383 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
29384 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
29385 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
29386 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
29387 *avx512f_<code>v8div16qi2_mask_1): New insns.
29389 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
29392 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
29395 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
29396 earlyclobber from target. Use wF constraint for fused memory
29398 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
29400 2016-02-18 Jakub Jelinek <jakub@redhat.com>
29401 Martin Liska <mliska@suse.cz>
29404 * cfgexpand.c (asan_sanitize_stack_p): New function.
29405 (partition_stack_vars): Use the function.
29406 (expand_stack_vars): Likewise.
29407 (defer_stack_allocation): Likewise.
29408 (expand_used_vars): Likewise.
29410 2016-02-18 Richard Biener <rguenther@suse.de>
29412 PR middle-end/69553
29413 * fold-const.c (operand_equal_p): Properly compare offsets for
29414 IMAGPART_EXPR and ARRAY_REF.
29416 2016-02-18 Nick Clifton <nickc@redhat.com>
29420 * config/arm/arm.c (arm_option_override_internal): Disable
29421 interworking if the target does not support thumb instructions.
29422 (arm_reload_in_hi): Handle the case where a register to register
29423 move needs reloading because there is no simple pattern to handle
29425 (arm_reload_out_hi): Likewise.
29427 2016-02-18 Richard Biener <rguenther@suse.de>
29429 PR middle-end/69854
29430 * match.pd: Don't use fold_binary or fold_unary for folding
29433 2016-02-17 Jakub Jelinek <jakub@redhat.com>
29436 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
29437 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
29438 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
29439 warn on gimple_no_warning_p statements.
29441 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
29443 * doc/extend.texi (C++ Attributes): Correct description of
29444 warn_unused type attribute.
29446 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29448 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
29449 correct instruction.
29451 2016-02-17 Richard Biener <rguenther@suse.de>
29453 PR rtl-optimization/69609
29454 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
29455 (find_traces_1_round): When ending a trace update cached priority
29457 (bb_to_key): Use cached priority when available.
29458 (copy_bb): Initialize cached priority.
29459 (reorder_basic_blocks_software_trace_cache): Likewise.
29461 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29464 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
29466 (aarch64_comparison_operator): Break overly long line into two.
29467 (aarch64_comparison_operation): Likewise.
29468 * config/aarch64/aarch64.md (cstorecc4): Use
29469 aarch64_comparison_operator_mode instead of
29470 aarch64_comparison_operator.
29471 (cstore<mode>4): Likewise.
29472 (aarch64_cstore<mode>): Likewise.
29473 (*cstoresi_insn_uxtw): Likewise.
29474 (cstore<mode>_neg): Likewise.
29475 (*cstoresi_neg_uxtw): Likewise.
29477 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29480 * config/arm/predicates.md (arm_comparison_operator_mode):
29482 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
29483 instead of arm_comparison_operator.
29484 (*mov_negscc): Likewise.
29485 (*mov_notscc): Likewise.
29486 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
29487 (*thumb2_mov_negscc): Likewise.
29488 (*thumb2_mov_negscc_strict_it): Likewise.
29489 (*thumb2_mov_notscc): Likewise.
29490 (*thumb2_mov_notscc_strict_it): Likewise.
29492 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
29494 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
29495 Add missing return.
29497 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
29499 * config/visium/visium.c (machine_libfunc_index): New enum.
29500 (machine_libfuncs): New structure.
29501 (visium_libfuncs): New static variable.
29502 (TARGET_INIT_LIBFUNCS): Define to...
29503 (visium_init_libfuncs): ...this. New function.
29504 (expand_block_move_4): Use the appropriate libfunc.
29505 (expand_block_move_2): Likewise.
29506 (expand_block_move_1): Likewise.
29507 (expand_block_set_4): Likewise.
29508 (expand_block_set_2): Likewise.
29509 (expand_block_set_1): Likewise.
29510 (visium_trampoline_init): Likewise.
29512 2016-02-17 Nick Clifton <nickc@redhat.com>
29514 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
29515 TI's devices.csv file as of March 2016.
29517 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
29520 * opts-global.c (handle_common_deferred_options): Introduce and
29521 initialize two global variables to remember command-line options
29522 specifying a stack-limiting register.
29523 * opts.h: Add extern declarations of the two new global variables.
29524 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
29525 variable based on the values of the two new global variables.
29527 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29530 * common.opt (Wnonnull-compare): New warning.
29531 * doc/invoke.texi (-Wnonnull): Remove text about comparison
29532 of arguments against NULL.
29533 (-Wnonnull-compare): Document.
29534 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
29535 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
29536 * passes.def (pass_warn_nonnull_compare): Add.
29537 * gimple-ssa-nonnull-compare.c: New file.
29539 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29541 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
29542 AARCH64_EXTRA_TUNE_RECIP_SQRT.
29544 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29546 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
29547 reciprocal sqrt for -mlow-precision-recip-sqrt.
29549 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29550 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29552 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
29553 always use lane loads to construct non-constant vectors.
29555 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29557 * config/aarch64/aarch64.md
29558 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
29559 constraints for operand 3.
29560 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
29562 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29563 Richard Biener <rguenther@suse.de>
29565 PR tree-optimization/69820
29566 * tree-vect-patterns.c (type_conversion_p): Return false if
29567 *orig_type is unsigned single precision or boolean.
29568 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
29571 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29573 PR rtl-optimization/69764
29574 PR rtl-optimization/69771
29575 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
29576 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
29578 2016-02-16 Richard Biener <rguenther@suse.de>
29580 PR tree-optimization/69776
29581 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
29583 (indirect_refs_may_alias_p): Likewise.
29584 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
29585 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
29586 according to tbaa_p.
29587 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
29588 (optimize_stmt): For redundant store discovery do not allow tbaa.
29590 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
29592 PR tree-optimization/69714
29593 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
29594 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
29596 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
29598 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
29599 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
29600 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
29601 * config/arc/arc.c (arc_init): Check FPU options.
29602 (get_arc_condition_code): Handle new CC_FPU* modes.
29603 (arc_select_cc_mode): Likewise.
29604 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
29605 register pair only. Allow access for ARCv2 accumulator.
29606 (gen_compare_reg): Whenever we have FPU support use FPU compare
29608 (arc_reorg): Don't generate brcc insns when FPU compare
29609 instructions are involved.
29610 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
29611 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
29612 floating point emulation.
29613 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
29614 (REVERSE_CONDITION): Add new CC_FPU* modes.
29615 (TARGET_FP_SP_BASE): Define.
29616 (TARGET_FP_DP_BASE): Likewise.
29617 (TARGET_FP_SP_FUSED): Likewise.
29618 (TARGET_FP_DP_FUSED): Likewise.
29619 (TARGET_FP_SP_CONV): Likewise.
29620 (TARGET_FP_DP_CONV): Likewise.
29621 (TARGET_FP_SP_SQRT): Likewise.
29622 (TARGET_FP_DP_SQRT): Likewise.
29623 (TARGET_FP_DP_AX): Likewise.
29624 * config/arc/arc.md (ARCV2_ACC): New constant.
29625 (type): New fpu type attribute.
29626 (SDF): Conditional iterator.
29627 (cstore<mode>, cbranch<mode>): Change expand condition.
29628 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
29629 handles FPU/FPX cases as well.
29630 * config/arc/arc.opt (mfpu): New option.
29631 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
29633 (adddf3, muldf3, subdf3): Removed.
29634 * config/arc/predicates.md (proper_comparison_operator): Recognize
29636 * config/arc/fpu.md: New file.
29637 * doc/invoke.texi (ARC Options): Document mfpu option.
29639 2016-02-16 Richard Biener <rguenther@suse.de>
29641 PR rtl-optimization/69291
29642 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
29643 noce_operand_ok check.
29645 2016-02-16 Tom de Vries <tom@codesourcery.com>
29648 * omp-low.c (simd_clone_create): Remove call to
29649 symtab->call_cgraph_insertion_hooks.
29651 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29653 PR tree-optimization/69802
29654 * tree-ssa-reassoc.c (update_range_test): If op is
29655 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
29656 op == 1 test of precision 1 integral op, otherwise handle
29657 that case as op itself. Fix up formatting.
29658 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
29661 2016-02-16 Richard Biener <rguenther@suse.de>
29663 PR tree-optimization/69586
29664 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
29665 types for conversion sources.
29667 2016-02-16 Richard Biener <rguenther@suse.de>
29669 PR middle-end/69801
29670 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
29671 mask OEP_ADDRESS_OF.
29673 2016-02-16 Alan Modra <amodra@gmail.com>
29676 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
29677 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
29678 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
29680 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
29681 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
29682 (p8_fmrgow_<mode>): Likewise.
29683 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
29685 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
29686 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
29687 to use movdi_internal64. Remove op0_di.
29688 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
29690 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
29692 Add support for the FCCMP insn types
29694 * config/aarch64/aarch64.md (fccmp): Change insn type.
29695 (fccmpe): Likewise.
29696 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
29697 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
29698 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
29699 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
29700 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
29701 * config/arm/types.md (fccmps): Add new insn type.
29702 (fccmpd): Likewise.
29704 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
29706 * alias.c (get_alias_set): Fix a typo in comment.
29708 2016-02-15 Richard Biener <rguenther@suse.de>
29710 PR tree-optimization/69595
29711 * match.pd: Complete range test simplification to true.
29713 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
29715 PR rtl-optimization/69648
29716 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
29717 pic_offset_table_rtx.
29719 PR rtl-optimization/69752
29720 * ira.c (update_equiv_regs): When looking for more than a single SET,
29721 also take other side effects into account.
29723 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
29725 * config/s390/s390.c (s390_function_profiler): Add a new sequence
29726 for z900+ CPUs in 31-bit mode.
29728 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
29730 * common/config/s390/s390-common.c (s390_supports_split_stack):
29732 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
29733 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
29734 * config/s390/s390.c (struct machine_function): New field
29735 split_stack_varargs_pointer.
29736 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
29737 in s390_emit_prologue.
29738 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
29740 (morestack_ref): New global.
29741 (SPLIT_STACK_AVAILABLE): New macro.
29742 (s390_expand_split_stack_prologue): New function.
29743 (s390_live_on_entry): New function.
29744 (s390_va_start): Use split-stack vararg pointer if appropriate.
29745 (s390_asm_file_end): Emit the split-stack note sections.
29746 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
29747 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
29748 (UNSPECV_SPLIT_STACK_CALL): New unspec.
29749 (UNSPECV_SPLIT_STACK_DATA): New unspec.
29750 (split_stack_prologue): New expand.
29751 (split_stack_space_check): New expand.
29752 (split_stack_data): New insn.
29753 (split_stack_call): New expand.
29754 (split_stack_call_*): New insn.
29755 (split_stack_cond_call): New expand.
29756 (split_stack_cond_call_*): New insn.
29758 2016-02-15 Richard Biener <rguenther@suse.de>
29760 PR tree-optimization/69783
29761 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
29762 Add trivially correct cases.
29764 2016-02-15 Tom de Vries <tom@codesourcery.com>
29767 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
29769 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
29771 2016-02-15 Richard Biener <rguenther@suse.de>
29773 PR tree-optimization/69776
29774 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
29775 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
29776 indicate whether we can use TBAA to disambiguate against stores.
29777 Use alias-set zero if not.
29778 (visit_reference_op_store): Do not use TBAA when looking up
29780 * tree-ssa-pre.c (compute_avail): Use TBAA here.
29781 (eliminate_dom_walker::before_dom_children): But not when looking
29782 up redundant stores.
29784 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
29786 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
29788 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
29790 * config/i386/znver1.md
29791 (znver1_pop, znver1_pop_mem,
29792 znver1_load_imov_double_store,
29793 znver1_load_imov_direct_store,
29794 znver1_load_imov_direct_load,
29795 znver1_load_imov_double_load): Add new.
29796 (znver1_insn, znver1_insn_load): Add icmov type.
29797 (znver1_sseavx_fma,
29798 znver1_sseavx_fma_load,
29800 znver1_avx256_fma_load): Fix pipe usage.
29802 2016-02-14 Alan Modra <amodra@gmail.com>
29805 * reload.c (find_reloads_address_1): For pre/post-inc/dec
29806 with an invalid hard reg, reload just the reg not the entire
29807 pre/post-inc/dec address expression.
29809 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
29812 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
29813 fixed R1_REG scratch reg.
29814 (sibcall_value_pcrel_fdpic): Likewise.
29816 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
29820 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
29822 2016-02-12 Walter Lee <walt@tilera.com>
29824 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
29825 * config/tilegx/t-tilegx: Likewise.
29827 2016-02-12 David Malcolm <dmalcolm@redhat.com>
29830 * diagnostic-show-locus.c (struct line_span): New struct.
29831 (layout::get_first_line): Delete.
29832 (layout::get_last_line): Delete.
29833 (layout::get_num_line_spans): New member function.
29834 (layout::get_line_span): Likewise.
29835 (layout::print_heading_for_line_span_index_p): Likewise.
29836 (layout::get_expanded_location): Likewise.
29837 (layout::calculate_line_spans): Likewise.
29838 (layout::m_first_line): Delete.
29839 (layout::m_last_line): Delete.
29840 (layout::m_line_spans): New field.
29841 (layout::layout): Update comment. Replace m_first_line and
29842 m_last_line with m_line_spans, replacing their initialization
29843 with a call to calculate_line_spans.
29844 (diagnostic_show_locus): When printing source lines and
29845 annotations, rather than looping over a single span
29846 of lines, instead loop over each line_span within
29847 the layout, with an inner loop over the lines within them.
29848 Call the context's start_span callback when changing line spans.
29849 * diagnostic.c (diagnostic_initialize): Initialize start_span.
29850 (diagnostic_build_prefix): Break out the building of the location
29851 part of the string into...
29852 (diagnostic_get_location_text): ...this new function, rewriting
29853 it from nested ternary expressions to a sequence of "if"
29855 (default_diagnostic_start_span_fn): New function.
29856 * diagnostic.h (diagnostic_start_span_fn): New typedef.
29857 (diagnostic_context::start_span): New field.
29858 (default_diagnostic_start_span_fn): New prototype.
29860 2016-02-12 David Malcolm <dmalcolm@redhat.com>
29863 * gcc.c (driver::finalize): Fix cleanup of "specs".
29865 2016-02-12 David Malcolm <dmalcolm@redhat.com>
29869 * gcc.c (driver::driver): Initialize m_option_suggestions.
29870 (driver::~driver): Clean up m_option_suggestions.
29871 (suggest_option): Convert to...
29872 (driver::suggest_option): ...this, and split out into
29873 driver::build_option_suggestions and find_closest_string.
29874 (driver::build_option_suggestions): New function, from
29875 first half of suggest_option. Special-case
29876 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
29877 the sanitizer_opts array. For options of enum types, add the
29878 various enum values to the candidate strings.
29879 (driver::handle_unrecognized_options): Remove "const".
29880 * gcc.h (driver::handle_unrecognized_options): Likewise.
29881 (driver::build_option_suggestions): New decl.
29882 (driver::suggest_option): New decl.
29883 (driver::m_option_suggestions): New field.
29884 * opts-common.c (add_misspelling_candidates): New function.
29885 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
29886 and make non-static.
29887 * opts.h (sanitizer_opts): New array decl.
29888 (add_misspelling_candidates): New function decl.
29889 * spellcheck.c (find_closest_string): New function.
29890 * spellcheck.h (find_closest_string): New function decl.
29892 2016-02-12 Jakub Jelinek <jakub@redhat.com>
29894 PR rtl-optimization/69764
29895 PR rtl-optimization/69771
29896 * optabs.c (expand_binop_directly): For shift_optab_p, force
29897 convert_modes with VOIDmode if xop1 has VOIDmode.
29899 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
29902 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
29903 to correctly determine instrumentation thunks.
29905 2016-02-12 Jakub Jelinek <jakub@redhat.com>
29908 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
29909 type by reference, force lhs on the call.
29912 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
29913 Compute retval and retbnd early in all cases if split_part_return_p
29914 and return_bb is not EXIT. Remove all clobber stmts and reset
29915 all debug stmts that refer to SSA_NAMEs defined in split part,
29916 except if it is retval, in that case replace the old retval with the
29917 lhs of the call to the split part.
29919 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
29922 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
29924 PR middle-end/66726
29925 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
29926 whose result is used in PHI.
29927 (maybe_optimize_range_tests): Likewise.
29928 (final_range_test_p): Likweise.
29930 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
29932 PR middle-end/66726
29933 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
29934 whose result is used in PHI.
29935 (maybe_optimize_range_tests): Likewise.
29936 (final_range_test_p): Likweise.
29938 2016-02-12 Jakub Jelinek <jakub@redhat.com>
29940 * cgraph.c: Spelling fixes - behaviour -> behavior and
29941 neighbour -> neighbor.
29942 * target.def: Likewise.
29943 * sel-sched.c: Likewise.
29944 * config/mips/mips.c: Likewise.
29945 * config/arc/arc.md: Likewise.
29946 * config/arm/cortex-a57.md: Likewise.
29947 * config/arm/arm.c: Likewise.
29948 * config/arm/neon.md: Likewise.
29949 * config/arm/arm-c.c: Likewise.
29950 * config/vms/vms-c.c: Likewise.
29951 * config/s390/s390.c: Likewise.
29952 * config/i386/znver1.md: Likewise.
29953 * config/i386/i386.c: Likewise.
29954 * config/ia64/hpux-unix2003.h: Likewise.
29955 * config/msp430/msp430.md: Likewise.
29956 * config/rx/rx.c: Likewise.
29957 * config/rx/rx.md: Likewise.
29958 * config/aarch64/aarch64-simd.md: Likewise.
29959 * config/aarch64/aarch64.c: Likewise.
29960 * config/nvptx/nvptx.c: Likewise.
29961 * config/bfin/bfin.c: Likewise.
29962 * config/cris/cris.opt: Likewise.
29963 * config/rs6000/rs6000.c: Likewise.
29964 * target.h: Likewise.
29965 * spellcheck.c: Likewise.
29966 * ira-build.c: Likewise.
29967 * tree-inline.c: Likewise.
29968 * builtins.c: Likewise.
29969 * lra-constraints.c: Likewise.
29970 * explow.c: Likewise.
29971 * hwint.h: Likewise.
29972 * targhooks.c: Likewise.
29973 * tree-vect-data-refs.c: Likewise.
29974 * expr.c: Likewise.
29975 * doc/tm.texi: Likewise.
29976 * doc/extend.texi: Likewise.
29977 * doc/install.texi: Likewise.
29978 * doc/md.texi: Likewise.
29979 * tree-ssa-tail-merge.c: Likewise.
29980 * sched-int.h: Likewise.
29981 * match.pd: Likewise.
29982 * sched-ebb.c: Likewise.
29983 * target.def (omit_struct_return_reg): Likewise.
29984 * gimple-ssa-isolate-paths.c: Likewise.
29985 (find_implicit_erroneous_behaviour): Renamed to...
29986 (find_implicit_erroneous_behavior): ... this.
29987 (find_explicit_erroneous_behaviour): Renamed to...
29988 (find_explicit_erroneous_behavior): ... this.
29989 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
29991 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
29993 PR rtl-optimization/64682
29994 PR rtl-optimization/69567
29995 PR rtl-optimization/69737
29996 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
29997 in I2 as well, just lose it.
29999 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30001 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
30003 (aarch64_last_printed_tune_string): Likewise.
30004 (aarch64_declare_function_name): Only output .arch assembler
30005 directive if it will be different from the previously output
30006 directive. Same for .tune comment but only if -dA is set.
30007 (aarch64_start_file): New function.
30008 (TARGET_ASM_FILE_START): Define.
30010 2016-02-11 David Malcolm <dmalcolm@redhat.com>
30013 * Makefile.in (PLUGIN_HEADERS): Add params.list.
30015 2016-02-11 Jakub Jelinek <jakub@redhat.com>
30018 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
30019 -Wmaybe-uninitialized warning.
30021 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
30024 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
30026 2016-02-11 Richard Biener <rguenther@suse.de>
30028 PR rtl-optimization/69291
30029 * ifcvt.c (noce_try_store_flag_constants): Do not allow
30030 subexpressions affected by changing the result.
30032 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
30035 * lra-constraints.c (curr_insn_transform): Find in/out operands
30036 for secondary memory moves. Update dups.
30038 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
30040 PR tree-optimization/69652
30041 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
30042 to nested loop, did source re-formatting, skip debug statements,
30043 add check on statement with volatile operand, remove dead scalar
30046 2016-02-10 Jakub Jelinek <jakub@redhat.com>
30047 Patrick Palka <ppalka@gcc.gnu.org>
30051 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
30052 calls if the return type is TREE_ADDRESSABLE.
30053 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
30054 * ipa-split.c (split_function): Fix doubled "we" in comment.
30055 Use void return type for the split part even if
30056 !split_point->split_part_set_retval.
30058 2016-02-10 Bin Cheng <bin.cheng@arm.com>
30060 PR tree-optimization/68021
30061 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
30062 when computing the value of biv cand by itself.
30064 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
30066 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
30067 (cortexa57_tunings): Likewise.
30068 (cortexa72_tunings): Likewise.
30069 (arch_macro_fusion_pair_p): Add support for AES fusion.
30070 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
30071 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
30072 Allow virtual registers before reload so early scheduling works.
30073 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
30074 correct latency and pipeline.
30075 (cortex_a57_crypto_complex): Likewise.
30076 (cortex_a57_crypto_xor): Likewise.
30077 (define_bypass): Add AES bypass.
30079 2016-02-10 Richard Biener <rguenther@suse.de>
30081 PR tree-optimization/69726
30082 * passes.def: Add DCE pass before late uninit.
30083 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
30084 really fixup if-conversions job.
30086 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
30088 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
30089 (arm_cortex_a57_tune): Likewise.
30090 (aarch_macro_fusion_pair_p): Add support for AES fusion.
30091 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
30093 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
30095 * timevar.def (TV_PHASE_DBGINFO): Delete.
30096 (TV_PHASE_CHECK_DBGINFO): Likewise.
30097 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
30099 2016-02-10 Richard Biener <rguenther@suse.de>
30101 PR tree-optimization/69719
30102 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
30103 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
30105 2016-02-09 Andrew Pinski <apinski@cavium.com>
30108 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
30109 get_vcond_mask_icode returns false.
30111 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
30114 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
30115 an ADDIS that adds a pointer to a large constant that sets the
30116 upper16 bits with a load operation.
30118 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
30121 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
30123 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
30125 (vzipq_s16): Likewise.
30126 (vzipq_s32): Likewise.
30127 (vzipq_f32): Likewise.
30128 (vzipq_u8): Likewise.
30129 (vzipq_u16): Likewise.
30130 (vzipq_u32): Likewise.
30131 (vzipq_p8): Likewise.
30132 (vzipq_p16): Likewise.
30134 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
30137 * config/arm/arm.c (neon_endian_lane_map): New function.
30138 (neon_vector_pair_endian_lane_map): New function.
30139 (arm_evpc_neon_vuzp): Allow for big endian lane order.
30140 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
30142 (vuzpq_s16): Likewise.
30143 (vuzpq_s32): Likewise.
30144 (vuzpq_f32): Likewise.
30145 (vuzpq_u8): Likewise.
30146 (vuzpq_u16): Likewise.
30147 (vuzpq_u32): Likewise.
30148 (vuzpq_p8): Likewise.
30149 (vuzpq_p16): Likewise.
30151 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
30154 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
30157 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
30159 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
30160 truncate const_int operand 1 to QImode.
30162 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
30164 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
30165 corresponding to an abnormal edge.
30167 2016-02-09 Tom de Vries <tom@codesourcery.com>
30169 PR tree-optimization/69599
30170 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
30172 (find_func_aliases_for_builtin_call, find_func_clobbers)
30173 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
30176 2016-02-09 Richard Biener <rguenther@suse.de>
30178 PR tree-optimization/69715
30179 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
30180 LHS on calls as non-rewritable.
30182 2016-02-09 Tom de Vries <tom@codesourcery.com>
30185 * lto-wrapper.c (append_diag_options): New function.
30186 (compile_offload_image): Call append_diag_options.
30188 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
30191 * doc/extend.texi (Flag Output Operands): Correct sectioning.
30192 Minor copy-edit to fix verb tenses.
30194 2016-02-08 Jakub Jelinek <jakub@redhat.com>
30196 PR tree-optimization/69209
30197 * ipa-split.c (split_function): If split part is not
30198 returning retval, retval has gimple type but is not
30199 gimple value, force it into a SSA_NAME first.
30201 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
30203 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
30206 2016-02-08 Jason Merrill <jason@redhat.com>
30209 * convert.c (convert_to_integer_1): Check dofold on truncation
30211 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
30212 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
30213 Rename from *_nofold.
30214 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
30215 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
30217 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
30220 * tree.c (build_common_tree_nodes): Remove short_double argument.
30221 All callers changed.
30222 * tree.h (build_common_tree_nodes): Adjust declaration.
30223 * doc/invoke.texi (-fshort-double): Remove documentation.
30224 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
30225 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
30226 * lto-wrapper.c (merge_and_complain, append_compiler_options)
30227 (append_linker_options): Don't handle OPT_fshort_double.
30229 PR rtl-optimization/68730
30230 * lra-remat.c (insn_to_cand_activation): New static variable.
30231 (lra_remat): Allocate and free it.
30232 (create_cand): New arg activation. Initialize a field in
30233 insn_to_cand_activation if it is nonnull.
30234 (create_cands): Pass the activation insn to create_cand when making
30235 a candidate involving an output reload. Reorganize code a little.
30236 (do_remat): Keep track of active status of candidates in a separate
30239 2016-02-08 Richard Biener <rguenther@suse.de>
30241 PR tree-optimization/69719
30242 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
30243 Properly use absolute of the difference of the two offsets to
30244 compare or adjust the segment length.
30246 2016-02-08 Richard Biener <rguenther@suse.de>
30247 Jeff Law <law@redhat.com>
30250 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
30251 types for anonymous SSA names.
30253 2016-02-08 Richard Biener <rguenther@suse.de>
30255 PR rtl-optimization/69274
30256 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
30258 2016-02-08 Jeff Law <law@redhat.com>
30260 PR tree-optimization/65917
30261 * tree-ssa-dom.c (record_temporary_equivalences): Record both
30262 equivalences from if (x == y) style conditionals.
30263 (loop_depth_of_name): Remove.
30264 (record_equality): Remove loop depth check.
30265 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
30266 (const_and_copies::record_const_or_copy_raw): New member function.
30267 * tree-ssa-scopedtables.c
30268 (const_and_copies::record_const_or_copy_raw): New, factored out of
30269 (const_and_copies::record_const_or_copy): Call new member function.
30271 2016-02-05 Jeff Law <law@redhat.com>
30273 PR tree-optimization/68541
30274 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
30275 (count_stmts_in_block): New function.
30276 (poor_ifcvt_candidate_code): Likewise.
30277 (is_feasible_trace): Add some heuristics to determine when path
30278 splitting is profitable.
30279 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
30280 is a diamond with a single exit.
30282 2016-02-05 Martin Sebor <msebor@redhat.com>
30285 * doc/invoke.texi: Update -Wplacement-new to take an optional
30288 2016-02-06 Richard Henderson <rth@redhat.com>
30291 * tree.c (tree_nop_conversion_p): Do not strip casts into or
30292 out of non-standard address spaces.
30294 2016-02-05 Jakub Jelinek <jakub@redhat.com>
30296 PR rtl-optimization/69691
30297 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
30299 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
30301 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
30302 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
30303 (*ieee128_mfvsrd_64bit): Likewise.
30304 (*ieee128_mfvsrd_32bit): Likewise.
30306 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
30310 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
30312 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
30313 instrumented_version.
30315 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
30317 * doc/invoke.texi (Optimize Options): In table of --param options
30318 rename second occurrence of tracer-min-branch-ratio to
30319 tracer-min-branch-probability, rename
30320 tracer-min-branch-ratio-feedback to
30321 tracer-min-branch-probability-feedback and clarify description,
30322 rename sched-spec-state-edge-prob-cutoff to
30323 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
30324 to selsched-insns-to-rename, rename lto-minpartition to
30325 lto-min-partition, delete reorder-blocks-duplicate and
30326 reorder-blocks-duplicate-feedback.
30328 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30330 * config/s390/s390.c (s390_register_info_set_ranges): Remove
30333 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
30335 * doc/extend.texi: S/390: Correct some typos.
30337 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30339 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
30341 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30344 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
30345 (s390_register_info_gprtofpr): Use new macros above.
30346 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
30348 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
30349 its name. Adjust restore and save gpr ranges.
30350 (s390_register_info_set_ranges): New function.
30351 (s390_register_info): Use new macros above. Call
30352 s390_register_info_set_ranges.
30353 (s390_optimize_register_info): Likewise.
30354 (s390_hard_regno_rename_ok): Use new macros.
30355 (s390_hard_regno_scratch_ok): Likewise.
30356 (s390_emit_epilogue): Likewise.
30357 (s390_can_use_return_insn): Likewise.
30358 (s390_optimize_prologue): Likewise.
30359 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
30361 2016-02-05 Jakub Jelinek <jakub@redhat.com>
30364 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
30366 (ix86_option_override_internal): Disable TARGET_STV even for
30367 -m{incoming,preferred}-stack-boundary=3.
30369 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
30371 * config.gcc: Mark deprecated rtems targets as obsolete.
30373 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
30375 PR rtl-optimization/64682
30376 PR rtl-optimization/69567
30377 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
30378 before I2 only if the register is both used and set in I2.
30380 2016-02-04 DJ Delorie <dj@redhat.com>
30382 * config/msp430/msp430.c (msp430_start_function): Add function type.
30384 2016-02-04 Jakub Jelinek <jakub@redhat.com>
30387 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
30389 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
30391 PR rtl-optimization/69577
30393 2015-10-29 Richard Henderson <rth@redhat.com>
30397 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
30398 sse check to the exact conditions of PR 67609.
30400 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
30403 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
30404 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
30405 not allowed into the traditional Altivec registers.
30406 (movtd_64bit_nodm): Likewise.
30407 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
30409 2016-02-04 David Malcolm <dmalcolm@redhat.com>
30411 * config/aarch64/cortex-a57-fma-steering.c
30412 (aarch64_register_fma_steering): Remove "static" from arguments
30415 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
30418 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
30419 twice when complex.
30421 2016-02-04 Mike Frysinger <vapier@gentoo.org>
30423 * doc/invoke.texi: Delete -mno-fma4.
30425 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
30427 PR rtl-optimization/69577
30428 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
30429 (find_subregs_of_mode): Update accordingly. Iterate over partial
30432 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
30434 * config/arm/arm-protos.h (neon_reinterpret): Remove.
30435 * config/arm/arm.c (neon_reinterpret): Remove.
30436 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
30437 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
30438 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
30439 vreinterpretti): Remove.
30440 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
30441 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
30442 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
30443 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
30444 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
30445 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
30446 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
30447 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
30448 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
30449 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
30450 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
30451 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
30452 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
30453 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
30454 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
30455 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
30456 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
30457 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
30458 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
30459 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
30460 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
30461 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
30462 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
30463 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
30464 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
30465 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
30466 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
30467 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
30468 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
30469 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
30470 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
30471 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
30472 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
30473 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
30474 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
30475 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
30476 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
30477 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
30478 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
30479 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
30480 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
30481 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
30482 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
30483 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
30484 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
30485 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
30486 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
30487 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
30488 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
30489 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
30490 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
30491 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
30492 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
30493 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
30494 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
30495 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
30496 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
30497 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
30498 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
30499 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
30500 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
30501 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
30502 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
30503 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
30504 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
30505 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
30506 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
30507 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
30508 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
30509 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
30510 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
30511 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
30512 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
30513 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
30514 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
30515 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
30516 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
30517 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
30518 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
30519 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
30520 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
30521 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
30522 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
30523 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
30524 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
30525 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
30526 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
30527 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
30528 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
30529 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
30530 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
30531 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
30532 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
30533 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
30534 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
30535 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
30536 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
30537 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
30538 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
30539 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
30540 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
30541 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
30542 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
30544 2016-02-04 Martin Liska <mliska@suse.cz>
30547 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
30548 that are gimple_store_p.
30549 (maybe_instrument_call): Likewise.
30551 2016-02-04 Bin Cheng <bin.cheng@arm.com>
30553 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
30554 register scaling out of memory reference and comment why.
30556 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30560 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
30561 folding the source of a SET.
30563 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30567 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
30568 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
30570 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
30574 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
30577 2016-02-04 Christian Bruel <christian.bruel@st.com>
30579 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
30580 * config/arm/arm.c (arm_set_current_function): Likewise.
30582 2016-02-04 Jakub Jelinek <jakub@redhat.com>
30583 Ilya Enkovich <enkovich.gnu@gmail.com>
30584 H.J. Lu <hongjiu.lu@intel.com>
30587 * config/i386/i386.c (convert_scalars_to_vector): Remove
30588 stack alignment fixes.
30589 (ix86_option_override_internal): Disable TARGET_STV if stack
30590 might not be aligned enough.
30591 (ix86_minimum_alignment): Assert that TARGET_STV is false.
30593 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
30595 * config/i386/x86-tune.def: Disable default prefetching
30598 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
30599 Vladimir Makarov <vmakarov@redhat.com>
30602 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
30603 in validating fused toc addresses.
30605 2016-02-03 Jakub Jelinek <jakub@redhat.com>
30608 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
30609 range->m_caret fields if range->m_show_caret_p is false.
30612 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
30613 Force oldval into register if it does not satisfy reg_or_short_operand
30614 predicate. Fix up formatting.
30616 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
30617 Alexandre Oliva <aoliva@redhat.com>
30620 * lra-constraints.c (simplify_operand_subreg): Check additionally
30621 address validity after potential reloading.
30622 (process_address_1): Check insns validity. In case of failure do
30625 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
30628 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
30631 2016-02-02 Jakub Jelinek <jakub@redhat.com>
30633 * wide-int.cc (canonize_uhwi): New function.
30634 (wi::divmod_internal): Use it.
30636 2016-02-02 James Norris <jnorris@codesourcery.com>
30638 * gimplify.c (omp_notice_variable): Add usage check.
30640 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
30642 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
30643 like LE, GE, LT, GT when emitting relational operator.
30645 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
30647 * ira-costs.c (find_costs_and_classes): Add extra argument.
30648 * target.def (ira_change_pseudo_allocno_class): Add parameter.
30649 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
30650 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
30651 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
30652 Add best_class parameter, and return it if not ALL_REGS.
30653 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
30655 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
30656 Update target hook.
30658 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
30660 * config/aarch64/aarch64.c
30661 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
30662 (aarch64_ira_change_pseudo_allocno_class): New function.
30664 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
30667 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
30669 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
30671 * config/avr/avr.c (avr_option_override): Set
30672 PARAM_ALLOW_STORE_DATA_RACES to 1.
30674 2016-02-02 Richard Biener <rguenther@suse.de>
30676 PR tree-optimization/69595
30677 * match.pd: Add range test simplifications to true/false.
30679 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
30681 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
30682 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
30685 2016-02-02 Richard Biener <rguenther@suse.de>
30687 PR tree-optimization/69606
30688 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
30689 info on the result before moving a stmt.
30691 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
30693 PR middle-end/68542
30694 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
30695 branch with vector comparison.
30696 * config/i386/sse.md (VI48_AVX): New mode iterator.
30697 (define_expand "cbranch<mode>4): Add support for conditional branch
30698 with vector comparison.
30699 * tree-vect-loop.c (optimize_mask_stores): New function.
30700 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
30701 has_mask_store field of vect_info.
30702 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
30703 vectorized loops having masked stores after vec_info destroy.
30704 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
30705 correspondent macros.
30706 (optimize_mask_stores): Add prototype.
30708 2016-02-02 Alan Modra <amodra@gmail.com>
30711 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
30714 2016-02-02 Alan Modra <amodra@gmail.com>
30717 * config/rs6000/rs6000.c (need_toc_init): New var, set it
30718 whenever toc_label_name used.
30719 (rs6000_file_start): Don't set up toc section here,
30720 (rs6000_output_function_epilogue): do so here instead,
30721 (rs6000_xcoff_file_start): and here.
30722 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
30723 (load_toc_aix_di): Likewise.
30725 2016-02-01 Jakub Jelinek <jakub@redhat.com>
30727 PR rtl-optimization/69592
30728 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
30729 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
30730 (num_sign_bit_copies_binary_arith_p): New inline function.
30731 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
30733 2016-02-01 Jeff Law <law@redhat.com>
30735 PR tree-optimization/69580
30736 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
30737 * tree-ssa-threadbackward.c
30738 (fsm_find_control_statement_thread_paths): Do not try to walk
30739 through large PHI nodes.
30741 2016-02-01 Jakub Jelinek <jakub@redhat.com>
30743 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
30744 when count is incremented above limit, don't analyze further
30747 * omp-low.c (oacc_parse_default_dims): Avoid
30748 -Wsign-compare warning, make sure value fits into int
30749 rather than just unsigned int.
30751 2016-02-01 Bin Cheng <bin.cheng@arm.com>
30753 PR tree-optimization/67921
30754 * fold-const.c (split_tree): New parameters. Convert pointer
30755 type variable part to proper type before negating.
30756 (fold_binary_loc): Pass new arguments to split_tree.
30758 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
30760 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
30761 (nvptx_goacc_validate_dims): Extend to handle global defaults.
30762 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
30763 * doc/tm.texti: Rebuilt.
30764 * doc/invoke.texi (fopenacc-dim): Document.
30765 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
30766 (append_compiler_options): Likewise.
30767 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
30768 (oacc_parse_default_dims): New.
30769 (oacc_validate_dims): Add USED arg. Select non-unity default when
30771 (oacc_loop_fixed_partitions): Return mask of used partitions.
30772 (oacc_loop_auto_partitions): Emit dump info.
30773 (oacc_loop_partition): Return mask of used partitions.
30774 (execute_oacc_device_lower): Parse default dimension arg. Adjust
30775 loop partitioning and validation calls.
30777 2016-02-01 Richard Biener <rguenther@suse.de>
30779 PR middle-end/69556
30780 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
30782 2016-02-01 Richard Biener <rguenther@suse.de>
30784 PR tree-optimization/69574
30785 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
30786 of asserting return chrec_dont_know.
30788 2016-02-01 Martin Liska <mliska@suse.cz>
30790 * mem-stats-traits.h: Add copyright header.
30791 * mem-stats.h: Likewise.
30793 2016-02-01 Richard Biener <rguenther@suse.de>
30795 PR tree-optimization/69579
30796 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
30797 Do not propagate through abnormal PHI results.
30799 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
30801 * postreload.c (reload_cse_simplify): Remove dead code.
30803 2016-02-01 Jakub Jelinek <jakub@redhat.com>
30805 PR rtl-optimization/69570
30806 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
30807 if there is more than one set, not if there is a single set.
30809 2016-02-01 Richard Henderson <rth@redhat.com>
30812 * combine.c (make_compound_operation): When looking through a
30813 subreg, make sure to re-extend to the width of the outer mode.
30815 2016-01-30 Jakub Jelinek <jakub@redhat.com>
30817 PR tree-optimization/69546
30818 * wide-int.cc (wi::divmod_internal): For unsigned division
30819 where both operands fit into uhwi, if o1 is 1 and o0 has
30820 msb set, if divident_prec is larger than bits per hwi,
30821 clear another quotient word and return 2 instead of 1.
30822 Similarly for remainder with msb in HWI set, if dividend_prec
30823 is larger than bits per hwi.
30825 2016-01-29 Martin Jambor <mjambor@suse.cz>
30827 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
30828 Use short lowercase names.
30829 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
30830 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
30831 acq_rel one. Protect warning agains segfaults if
30832 get_memory_order_name returns NULL.
30833 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
30834 with release semantics. Do not warn if get_memory_order already did.
30835 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
30836 semantics. Fix check for relaxed or acquire semantics. Do not warn
30837 if get_memory_order already did.
30839 2016-01-29 Sebastian Pop <s.pop@samsung.com>
30841 * doc/install.texi: Document that isl-0.16 is supported.
30843 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
30846 * config/i386/constraints.md (Bm): Describe as special memory
30848 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
30849 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
30850 * genpreds.c (struct constraint_data): Add is_special_memory.
30851 (have_special_memory_constraints, special_memory_start): New
30853 (special_memory_end): Ditto.
30854 (add_constraint): Add new arg is_special_memory. Add code to
30855 process its true value. Update have_special_memory_constraints.
30856 (process_define_constraint): Pass the new arg.
30857 (process_define_register_constraint): Ditto.
30858 (choose_enum_order): Process special memory.
30859 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
30860 function insn_extra_special_memory_constraint.
30861 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
30862 * gensupport.c (process_rtx): Process
30863 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
30864 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
30865 * ira-lives.c (single_reg_class): Use
30866 insn_extra_special_memory_constraint.
30867 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
30868 * lra-constraints.c (process_alt_operands): Ditto.
30869 (curr_insn_transform): Use insn_extra_special_memory_constraint.
30870 * recog.c (asm_operand_ok, preprocess_constraints): Process
30872 * reload.c (find_reloads): Ditto.
30873 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
30874 * stmt.c (parse_input_constraint): Use
30875 insn_extra_special_memory_constraint.
30877 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
30880 * lra-splill.c (lra_final_code_change): Revert r229087 by
30881 removing all sub-registers.
30883 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
30886 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
30888 2016-01-29 Jakub Jelinek <jakub@redhat.com>
30891 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
30892 SSE1, copy target into the temporary reg first before recursing
30895 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
30897 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
30900 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
30902 * ginclude/stdarg.h: Test __cplusplus instead of
30903 __GXX_EXPERIMENTAL_CXX0X__.
30905 2016-01-29 Richard Biener <rguenther@suse.de>
30907 PR tree-optimization/69547
30908 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
30909 Do not mark clobbers necessary.
30910 (mark_all_reaching_defs_necessary_1): Likewise.
30912 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
30914 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
30915 declaration name with %qs and print it in both error messages.
30916 Also fix indentation.
30918 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
30921 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
30922 trailing blank line from error message.
30924 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
30927 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
30930 2016-01-29 Richard Biener <rguenther@suse.de>
30932 PR middle-end/69537
30933 * match.pd: Allow all integral types when simplifying a
30934 widening or sign-changing conversion.
30936 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30938 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
30939 back to setting codegen_error to fail codegen.
30941 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
30944 * config/i386/constraints.md (C): Only accept constant zero operand.
30945 (BC): New constraint.
30946 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
30947 instead of C constraint.
30948 * doc/md.texi (Machine Constraints): Update description
30951 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
30954 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
30956 2016-01-28 Jakub Jelinek <jakub@redhat.com>
30958 PR middle-end/69542
30959 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
30962 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
30964 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
30965 branches if using guessed profile.
30967 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
30969 * graphite-optimize-isl.c (optimize_isl): Fix dump.
30971 2016-01-28 Richard Henderson <rth@redhat.com>
30974 * config/aarch64/aarch64-modes.def (CC_Cmode): New
30975 * config/aarch64/aarch64-protos.h: Update.
30976 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
30977 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
30978 (aarch64_get_condition_code_1): Handle CC_Cmode.
30979 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
30980 (*add<mode>3_compareC_cconly_imm): New.
30981 (*add<mode>3_compareC_cconly): New.
30982 (*add<mode>3_compareC_imm): New.
30983 (add<mode>3_compareC): New.
30984 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
30985 to be first. Use aarch64_carry_operation.
30986 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
30987 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
30988 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
30989 (subti3): Use subdi3_compare1.
30990 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
30991 (sub<mode>3_compare1): New.
30992 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
30993 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
30994 (*subsi3_carryin_uxtw): Likewise.
30995 (*ngc<mode>, *ngcsi_uxtw): Likewise.
30996 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
30997 * config/aarch64/iterators.md (DWI): New.
30998 * config/aarch64/predicates.md (aarch64_carry_operation): New.
30999 (aarch64_borrow_operation): New.
31001 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
31003 * graphite-optimize-isl.c (optimize_isl): Print a different debug
31004 message when isl does not return a valid schedule.
31006 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31008 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
31009 Remove comments from class declarations: they are already in the code
31012 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31014 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
31016 (ternary_op_to_tree): Same.
31017 (unary_op_to_tree): Same.
31018 (nary_op_to_tree): Same.
31019 (gcc_expression_from_isl_expr_op): Same.
31020 (gcc_expression_from_isl_expression): Same.
31021 (graphite_create_new_loop): Same.
31022 (graphite_create_new_loop_guard): Same.
31023 (build_iv_mapping): Same.
31024 (graphite_create_new_guard): Same.
31025 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
31026 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
31028 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31030 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
31031 instead of setting codegen_error to fail codegen.
31033 2016-01-28 Jason Merrill <jason@redhat.com>
31035 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
31037 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31039 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
31040 Remove CONST_INT_P check in CCMP cost calculation.
31042 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31044 * config/aarch64/aarch64.c (generic_vector_cost):
31045 Set vec_permute_cost.
31046 (cortexa57_vector_cost): Likewise.
31047 (exynosm1_vector_cost): Likewise.
31048 (xgene1_vector_cost): Likewise.
31049 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
31050 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
31051 Add vec_permute_cost entry.
31053 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31055 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
31057 (add<mode>3_compare0): Likewise.
31058 (addsi3_compare0_uxtw): Likewise.
31059 (add<mode>3nr_compare0): Likewise.
31060 (compare_neg<mode>): Likewise.
31061 (<optab><mode>3): Likewise.
31063 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
31065 * tree-vect-stmts.c (vectorizable_comparison): Add
31066 NULL check for vectype.
31068 2016-01-28 Richard Biener <rguenther@suse.de>
31070 PR tree-optimization/69466
31071 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
31072 Account for PHIs we couldn't duplicate.
31074 2016-01-28 Martin Liska <mliska@suse.cz>
31077 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
31078 instead of ENABLE_VALGRIND_CHECKING.
31080 2016-01-27 Richard Henderson <rth@redhat.com>
31083 * lra-remat.c (subreg_regs): New.
31084 (dump_candidates_and_remat_bb_data): Dump it.
31085 (operand_to_remat): Reject if operand in subreg_regs.
31086 (set_bb_regs): Collect subreg_regs.
31087 (lra_remat): Init and free subreg_regs. Compute
31088 calculate_local_reg_remat_bb_data before create_cands.
31090 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
31093 * config/i386/i386.c (ix86_update_stack_boundary): Don't
31094 change stack_alignment_needed for __tls_get_addr call.
31096 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
31098 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
31100 2016-01-27 Jeff Law <law@redhat.com>
31102 PR tree-optimization/68398
31103 PR tree-optimization/69196
31104 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
31105 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
31106 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
31107 Only count PHIs in the last block in the path. The others will
31108 const/copy propagate away. Add heuristic to allow more irreducible
31109 subloops to be created when it is likely profitable to do so.
31111 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
31112 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
31113 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
31115 2016-01-27 Jakub Jelinek <jakub@redhat.com>
31118 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
31119 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
31120 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
31121 * tree-streamer-in.c: Include asan.h.
31122 (streamer_get_builtin_tree): For builtins in sanitizer
31123 range call initialize_sanitizer_builtins and retry.
31125 2016-01-27 Ian Lance Taylor <iant@google.com>
31127 * common.opt (fkeep-gc-roots-live): New undocumented option.
31128 * tree-ssa-loop-ivopts.c (add_candidate_1): If
31129 -fkeep-gc-roots-live, skip pointers.
31130 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
31133 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
31136 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
31137 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
31139 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
31142 * configure.ac: NetBSD provides SSP in its C library.
31143 * configure: Updated.
31145 2016-01-27 Richard Biener <rguenther@suse.de>
31147 PR tree-optimization/69166
31148 * tree-vect-loop.c (vect_is_simple_reduction): Always check
31149 reduction code for commutativity / associativity.
31151 2016-01-27 Martin Jambor <mjambor@suse.cz>
31153 PR tree-optimization/69355
31154 * tree-sra.c (analyze_access_subtree): Correct hole detection when
31155 total_scalarization fails.
31157 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
31159 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
31162 2016-01-27 Christian Bruel <christian.bruel@st.com>
31165 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
31166 Move arm_reset_previous_fndecl and set_target_option_current_node in
31167 the conditional part. Call save_restore_target_globals.
31168 * config/arm/arm.c (arm_set_current_function):
31169 Refactor to better support #pragma target and attribute mix.
31170 Call save_restore_target_globals.
31171 * config/arm/arm-protos.h (save_restore_target_globals): New function.
31173 2016-01-27 Martin Liska <mliska@suse.cz>
31175 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
31176 reference for an HSA kernel and its host function.
31178 2016-01-27 Jakub Jelinek <jakub@redhat.com>
31180 PR tree-optimization/69399
31181 * wide-int.h (wi::lrshift): For larger precisions, only
31182 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
31184 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
31186 * config/arc/predicates.md (proper_comparison_operator): Reject
31187 constant-constant comparison.
31189 2016-01-26 Tom de Vries <tom@codesourcery.com>
31191 PR tree-optimization/69110
31192 * tree-data-ref.c (initialize_data_dependence_relation): Handle
31193 DR_NUM_DIMENSIONS == 0.
31195 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
31196 Sebastian Pop <s.pop@samsung.com>
31198 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
31199 isl_ast_op_cond and isl_ast_op_select.
31200 (gcc_expression_from_isl_expr_op): Same.
31202 2016-01-26 Jason Merrill <jason@redhat.com>
31205 * tree.c (recompute_constructor_flags): Split out from
31207 (verify_constructor_flags): New.
31208 * tree.h: Declare them.
31210 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
31212 PR rtl-optimization/69217
31213 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
31214 are no TYPE_FIELDS set for the record type.
31216 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31219 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
31220 toc_label_name unconditionally.
31221 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
31222 SYMBOL_REF string. Use toc_label_name instead of constructing
31224 (rs6000_elf_declare_function_name): Use toc_label_name instead of
31225 constructing LCTOC1.
31227 2016-01-26 Martin Sebor <msebor@redhat.com>
31230 * doc/extend.texi (Common Type Attributes): Move text that talks about
31231 attribute packed from attribute aligned to the section discussing
31232 the former attribute for clarity.
31234 2016-01-26 Richard Henderson <rth@redhat.com>
31236 PR middle-end/60908
31237 * trans-mem.c (tm_region_init): Mark entry block as visited.
31239 2016-01-26 David Malcolm <dmalcolm@redhat.com>
31242 * diagnostic-show-locus.c (layout::print_source_line): Replace
31243 call to pp_newline with call to layout::print_newline.
31244 (layout::print_annotation_line): Likewise.
31245 (layout::move_to_column): Likewise.
31246 (layout::print_any_fixits): After printing any fixits, print a
31247 trailing newline, if necessary.
31248 (layout::print_newline): New method, resetting any colorization
31250 (diagnostic_show_locus): Move the pp_newline to before the
31251 early bailout. Remove dummy block enclosing the layout instance.
31252 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
31253 of pp_newline_and_flush with pp_flush.
31254 (diagnostic_append_note): Delete use of pp_newline.
31255 (diagnostic_append_note_at_rich_loc): Delete.
31256 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
31257 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
31258 when newline characters are added to the buffer.
31260 2016-01-26 Michael Matz <matz@suse.de>
31262 * configure.ac (ac_cv_std_swap_in_utility): New test.
31263 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
31264 * configure: Regenerate.
31265 * config.in: Regenerate.
31267 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
31269 * config/arc/arc.md (cstoresi4): Force operand into register.
31270 (arcset<code>): Fix predicate.
31271 (arcsetltu): Likewise.
31272 (arcsetgeu): Likewise.
31273 (arcsethi): Likewise.
31274 (arcsetls): Likewise.
31276 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31278 PR tree-optimization/69483
31279 * gimple-fold.c (canonicalize_constructor_val): Return NULL
31280 if base has error_mark_node type.
31282 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
31285 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
31286 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
31288 (vget_lane_f16): Handle big-endian.
31289 (vgetq_lane_f16): Likewise.
31290 (vset_lane_f16): Likewise.
31291 (vsetq_lane_f16): Likewise.
31292 * config/arm/iterators.md (VQXMOV): Add V8HF.
31293 (VDQ): Add V4HF and V8HF.
31294 (V_reg): Handle V4HF and V8HF.
31295 (Is_float_mode): Likewise.
31296 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
31297 neon_vdup_nv8hf): New patterns.
31298 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
31299 Use VD_LANE iterator.
31300 (neon_vld1_dup<mode>): Use VQ2 iterator.
31302 2016-01-26 Nathan Sidwell <nathan@acm.org>
31304 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
31305 (set_oacc_fn_attrib): Add IS_KERNEL arg.
31306 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
31307 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
31308 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
31309 (oacc_validate_dims): Add LEVEL arg, don't return level.
31310 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
31311 oacc_validate_dims.
31312 (execute_oacc_device_lower): Adjust, add more dump output.
31313 * tree-ssa-loop.c (gate_oacc_kernels): Use
31314 oacc_fn_attrib_kernels_p.
31315 * tree-parloops.c (create_parallel_loop): Adjust
31316 set_oacc_fn_attrib call.
31318 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31321 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
31322 (append_compiler_options): Handle -fcilkplus.
31323 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
31325 2016-01-26 Nick Clifton <nickc@redhat.com>
31328 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
31329 been marked as DECL_ONE_ONLY but we do not the means to make it
31330 so, then do not allow it to bind locally.
31332 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31335 * opts.h (parse_sanitizer_options): New prototype.
31336 * opts.c (sanitizer_opts): New array.
31337 (parse_sanitizer_options): New function.
31338 (common_handle_option): Use parse_sanitizer_options.
31340 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
31343 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
31344 alignment adjustment to ...
31345 (ix86_update_stack_boundary): Here. Don't over-align stack for
31347 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
31348 if __tls_get_addr is called.
31350 2016-01-26 Christian Bruel <christian.bruel@st.com>
31352 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
31354 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
31356 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
31358 2016-01-26 Richard Biener <rguenther@suse.de>
31360 PR middle-end/69467
31361 * match.pd: Guard X * CST CMP 0 pattern with single_use.
31363 2016-01-26 Richard Biener <rguenther@suse.de>
31365 PR tree-optimization/69452
31366 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
31367 (move_computations_dom_walker::before_dom_children): Rename
31369 (move_computations_worker): This.
31370 (move_computations): Perform an RPO rather than a DOM walk.
31372 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31375 * combine.c (combine_instructions): For REG_EQUAL note with
31376 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
31377 to the underlying register.
31378 * doc/rtl.texi (REG_EQUAL): Document the behavior of
31379 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
31381 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
31384 * config/aarch64/aarch64-builtins.c
31385 (aarch64_init_simd_builtin_types): Do not set structural
31386 equality to __Poly{8,16,64,128}_t types.
31388 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
31390 PR tree-optimization/69400
31391 * wide-int.cc (wi_pack): Take the precision as argument and
31392 perform canonicalization here rather than in the callers.
31393 Use the main loop to handle all full-width HWIs. Add a
31394 zero HWI if in_len isn't a full result.
31395 (wi::divmod_internal): Update accordingly.
31396 (wi::mul_internal): Likewise. Simplify.
31398 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
31399 Sebastian Pop <s.pop@samsung.com>
31401 * graphite-poly.c (apply_poly_transforms): Simplify.
31402 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
31403 (print_isl_map): Same.
31404 (print_isl_union_map): Same.
31405 (print_isl_schedule): New.
31406 (debug_isl_schedule): New.
31407 * graphite-dependences.c (scop_get_reads): Do not call
31408 isl_union_map_add_map that is undocumented isl functionality.
31409 (scop_get_must_writes): Same.
31410 (scop_get_may_writes): Same.
31411 (scop_get_original_schedule): Remove.
31412 (scop_get_dependences): Do not call isl_union_map_compute_flow that
31413 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
31414 (compute_deps): Remove.
31415 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
31416 (debug_schedule_ast): New.
31417 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
31418 set_separate_option.
31419 (graphite_regenerate_ast_isl): Add dump.
31420 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
31421 from scop->transformed_schedule.
31422 (graphite_regenerate_ast_isl): Add more dump.
31423 * graphite-optimize-isl.c (optimize_isl): Set
31424 scop->transformed_schedule. Check whether schedules are equal.
31425 (apply_poly_transforms): Move here.
31426 * graphite-poly.c (apply_poly_transforms): ... from here.
31427 (free_poly_bb): Static.
31428 (free_scop): Static.
31429 (pbb_number_of_iterations_at_time): Remove.
31430 (print_isl_ast): New.
31431 (debug_isl_ast): New.
31432 (debug_scop_pbb): New.
31433 * graphite-scop-detection.c (print_edge): Move.
31434 (print_sese): Move.
31435 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
31436 (build_scop_scattering): Remove.
31437 (create_pw_aff_from_tree): Assert instead of bailing out.
31438 (add_condition_to_pbb): Remove unused code, do not fail.
31439 (add_conditions_to_domain): Same.
31440 (add_conditions_to_constraints): Remove.
31441 (build_scop_context): New.
31442 (add_iter_domain_dimension): New.
31443 (build_iteration_domains): Initialize pbb->iterators.
31444 Call add_conditions_to_domain.
31447 (index_outermost_in_loop): New.
31448 (index_pbb_in_loop): New.
31449 (outermost_pbb_in): New.
31450 (add_in_sequence): New.
31451 (add_outer_projection): New.
31452 (outer_projection_mupa): New.
31453 (add_loop_schedule): New.
31454 (build_schedule_pbb): New.
31455 (build_schedule_loop): New.
31456 (embed_in_surrounding_loops): New.
31457 (build_schedule_loop_nest): New.
31458 (build_original_schedule): New.
31459 (build_poly_scop): Call build_original_schedule.
31460 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
31461 (free_poly_dr): Remove.
31462 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
31463 (free_poly_bb): Remove.
31464 (debug_loop_vec): Remove.
31465 (print_isl_ast): Declare.
31466 (debug_isl_ast): Declare.
31467 (scop_do_interchange): Remove.
31468 (scop_do_strip_mine): Remove.
31469 (scop_do_block): Remove.
31470 (flatten_all_loops): Remove.
31471 (optimize_isl): Remove.
31472 (pbb_number_of_iterations_at_time): Remove.
31473 (debug_scop_pbb): Declare.
31474 (print_schedule_ast): Declare.
31475 (debug_schedule_ast): Declare.
31476 (struct scop): Remove schedule. Add original_schedule,
31477 transformed_schedule.
31478 (free_gimple_poly_bb): Remove.
31479 (print_generated_program): Remove.
31480 (debug_generated_program): Remove.
31481 (unify_scattering_dimensions): Remove.
31482 * sese.c (print_edge): ... here.
31483 (print_sese): ... here.
31484 (debug_edge): ... here.
31485 (debug_sese): ... here.
31486 * sese.h (print_edge): Declare.
31487 (print_sese): Declare.
31488 (dump_edge): Declare.
31489 (dump_sese): Declare.
31491 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
31492 Sebastian Pop <s.pop@samsung.com>
31494 * Makefile.in: Set ISLVER in site.exp.
31496 2016-01-25 Jakub Jelinek <jakub@redhat.com>
31498 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
31499 DECL_VALUE_EXPR of new_var even for the non-array case. Look
31500 through DECL_VALUE_EXPR for expansion.
31502 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
31504 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
31505 the frame info after reload completed.
31507 2016-01-25 Jeff Law <law@redhat.com>
31509 PR tree-optimization/69196
31510 PR tree-optimization/68398
31511 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
31512 tree-ssa-threadupdate.c.
31513 (determine_bb_domination_status): Prototype
31514 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
31515 (determine_bb_domination_status): No longer static.
31516 (valid_jump_thread_path): Remove code to detect characteristics
31517 of the jump thread path not associated with correctness.
31518 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
31519 Correct test for thread path length. Count PHIs for real operands as
31520 statements that need to be copied. Do not count ASSERT_EXPRs.
31521 Look at all the blocks in the thread path. Compute and selectively
31522 filter thread paths based on threading through the latch, threading
31523 a multiway branch or crossing a multiway branch.
31525 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31527 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
31528 decl with __attribute__ ((unused)) annotation.
31530 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
31533 * tree-vect-stmts.c (vectorizable_condition): Check vectype
31534 of operands is compatible with a statement vectype.
31536 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
31538 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
31539 improve wording for mixed storage order support.
31541 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
31543 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
31544 (vcvt_u64_f64): Likewise.
31545 (vcvta_s64_f64): Likewise.
31546 (vcvta_u64_f64): Likewise.
31547 (vcvtm_s64_f64): Likewise.
31548 (vcvtm_u64_f64): Likewise.
31549 (vcvtn_s64_f64): Likewise.
31550 (vcvtn_u64_f64): Likewise.
31551 (vcvtp_s64_f64): Likewise.
31552 (vcvtp_u64_f64): Likewise.
31554 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
31556 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
31557 (arc_init): Check validity mll64 option.
31558 (arc_save_restore): Use double load/store instruction.
31559 (arc_expand_movmem): Likewise.
31560 (arc_split_move): Don't split if we have double load/store
31561 instructions. Returns a boolean.
31562 (arc_process_double_reg_moves): Change function to return boolean
31563 instead of a sequence of instructions.
31564 (arc_dwarf_register_span): New function.
31565 * config/arc/arc-protos.h (arc_split_move): Change prototype.
31566 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
31567 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
31568 (*movdf_insn): Likewise.
31569 * config/arc/arc.opt (mll64): New option.
31570 * config/arc/predicates.md (even_register_operand): New predicate.
31571 * doc/invoke.texi (ARC Options): Add mll64 documentation.
31573 2016-01-25 Richard Biener <rguenther@suse.de>
31576 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
31577 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
31579 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
31581 2016-01-25 Richard Biener <rguenther@suse.de>
31583 PR tree-optimization/69376
31584 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
31586 (VN_INFO_ANTI_RANGE_P): New inline.
31587 (VN_INFO_RANGE_TYPE): Likewise.
31588 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
31589 SSA_NAME_ANTI_RANGE_P.
31590 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
31591 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
31592 Properly query VN_INFO_RANGE_TYPE.
31594 2016-01-25 Nick Clifton <nickc@redhat.com>
31597 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
31599 2016-01-23 Tom de Vries <tom@codesourcery.com>
31601 PR tree-optimization/69426
31602 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
31605 2016-01-23 Jakub Jelinek <jakub@redhat.com>
31607 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
31608 "the the" with "the" in the comments.
31609 * ipa-devirt.c (build_type_inheritance_graph,
31610 update_type_inheritance_graph): Likewise.
31611 * tree.c (build_function_type_list_1): Likewise.
31612 * cfgloopmanip.c (scale_loop_profile): Likewise.
31613 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
31614 * gimple-ssa-split-paths.c
31615 (find_block_to_duplicate_for_splitting_paths): Likewise.
31616 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
31617 * expr.c (convert_move): Likewise.
31618 * var-tracking.c (vt_stack_adjustments): Likewise.
31619 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
31620 * tree-vrp.c (test_for_singularity): Likewise.
31622 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
31623 directly instead of building a temporary tree.
31626 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
31627 remove <algorithm> include.
31629 2016-01-22 Jakub Jelinek <jakub@redhat.com>
31632 * config/i386/i386.c: Include dojump.h.
31633 (expand_small_movmem_or_setmem,
31634 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
31636 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
31637 if dynamic_check != -1.
31639 2016-01-21 Jeff Law <law@redhat.com>
31641 PR middle-end/69347
31642 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
31643 record_temporary_equivalences. Rewritten to avoid unnecessary calls
31644 into dominated_by_p.
31645 (cprop_into_successor_phis): Avoid unnecessary tests.
31647 2016-01-22 Richard Henderson <rth@redhat.com>
31650 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
31651 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
31653 2016-01-22 Michael Matz <matz@suse.de>
31655 * system.h (string, algorithm): Include only conditionally.
31656 (new): Include always under C++.
31657 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
31658 * final.c (toplevel): Ditto.
31659 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
31660 * genconditions.c (write_header): Make gencondmd.c define
31662 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
31664 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
31665 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
31667 2016-01-22 Christian Bruel <christian.bruel@st.com>
31670 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
31672 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31675 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
31676 define_insn_and_split. Ensure operands[1] and operands[0] do not
31677 get assigned the same register.
31679 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
31681 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
31683 2016-01-22 Christian Bruel <christian.bruel@st.com>
31685 * config/arm/arm-c.c (arm_pragma_target_parse):
31686 Remove warn_builtin_macro_redefined overwrite.
31688 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
31690 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
31691 flag_non_call_exceptions compatibility.
31693 2016-01-22 Jakub Jelinek <jakub@redhat.com>
31696 * dwarf2out.c (add_child_die_after): New function.
31697 (dwarf_qual_info_t): New type.
31698 (dwarf_qual_info): New variable.
31699 (qualified_die_p): New function.
31700 (modified_type_die): For -fdebug-types-section, ensure
31701 canonical order of qualifiers. Put qualified DIEs adjacent
31702 to the corresponding non-qualified type DIE and search there
31703 for existing qualified DIEs.
31705 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
31707 * doc/extend.texi (scalar_storage_order type attribute): Document
31708 restriction on type punning and aliasing, and remove future tense.
31710 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
31713 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
31716 2016-01-21 Jeff Law <law@redhat.com>
31718 PR middle-end/69347
31719 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
31720 useless call to record_temporary_equivalences.
31721 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
31722 allocate 10 slots in the bb_path vector and let it grow as needed.
31723 (fsm_find_control_statement_thread_paths): Similarly for the next_path
31726 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
31728 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
31730 * configure: Regenerate.
31732 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
31734 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
31735 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
31737 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
31739 PR middle-end/66178
31740 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
31741 drop EXPAND_INITIALIZER.
31742 * rtl.h (contains_symbolic_reference_p): Declare.
31743 * rtlanal.c (contains_symbolic_reference_p): New function.
31744 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
31745 a subtraction into a NOT if symbolic constants are involved.
31747 2016-01-21 Anton Blanchard <anton@samba.org>
31748 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31751 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
31753 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
31756 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
31758 * config/microblaze/microblaze.c
31759 (get_branch_target): New.
31760 (insert_wic_for_ilb_runout): New.
31762 (microblaze_machine_dependent_reorg): New.
31763 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
31764 * config/microblaze/microblaze.md
31765 (UNSPEC_IPREFETCH): Define.
31766 (iprefetch): New pattern
31767 * config/microblaze/microblaze.opt
31768 (mxl-prefetch): New flag.
31770 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
31772 * config/microblaze/microblaze.h
31773 (FIXED_REGISTERS): Update in macro.
31774 (CALL_USED_REGISTERS): Update in macro.
31776 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
31778 PR rtl-optimization/68920
31779 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
31782 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
31784 PR rtl-optimization/68990
31785 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
31786 pseudo instead of inheritance ones.
31788 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
31789 Nick Clifton <nickc@redhat.com>
31793 * config/mips/mips.c (mips_compute_frame_info): Initialise
31794 args_size and hard_frame_pointer_offset fields of the frame
31795 structure before calling mips_global_pointer.
31797 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
31799 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
31801 * configure: Regenerate.
31803 2016-01-21 Richard Biener <rguenther@suse.de>
31805 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
31807 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
31809 * config/s390/s390.c (s390_asm_declare_function_size): Add code
31810 to actually emit the .size directive.
31812 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
31813 Jakub Jelinek <jakub@redhat.com>
31817 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
31818 args array size by one to avoid buffer overflow.
31820 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
31822 * config/s390/s390.md (pool_section_start): Use switch_to_section
31823 to select proper read-only data section instead of hardcoding
31825 (pool_section_end): Use switch_to_section to match the above.
31827 2016-01-21 Richard Biener <rguenther@suse.de>
31829 PR tree-optimization/69378
31830 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
31831 (set_ssa_val_to): Use it for dominance checks taking into
31832 account not executable edges.
31834 2016-01-21 Jakub Jelinek <jakub@redhat.com>
31837 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
31838 for bitsize instead of GET_MODE_PRECISION (mode).
31840 2016-01-20 Martin Sebor <msebor@redhat.com>
31843 * extend.texi (__sync Builtins): Clarify the semantics of
31844 __sync_fetch_and_OP built-ins on pointers.
31845 (__atomic Builtins): Same.
31847 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31848 Sebastian Pop <s.pop@samsung.com>
31850 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
31851 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
31852 (is_valid_rename): Same.
31853 (translate_isl_ast_to_gimple::get_rename): Same.
31854 (translate_isl_ast_to_gimple::rename_all_uses): Same.
31855 (translate_isl_ast_to_gimple::rename_uses): Same.
31856 (get_new_name): Check for close_phi nodes.
31857 (copy_loop_phi_args): Use phi_node_kind.
31858 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
31859 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
31861 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31862 Sebastian Pop <s.pop@samsung.com>
31864 Revert commit r229783.
31865 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
31866 Remove use of parameter_rename_map.
31867 (copy_def): Remove.
31868 (copy_internal_parameters): Remove.
31869 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
31870 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
31871 (free_sese_info): Do not free parameter_rename_map.
31872 (set_rename): Do not use parameter_rename_map.
31873 (rename_uses): Update call to set_rename.
31874 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
31875 * sese.h (parameter_rename_map_t): Remove.
31876 (struct sese_info_t): Remove field parameter_rename_map.
31878 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31879 Sebastian Pop <s.pop@samsung.com>
31881 * graphite-isl-ast-to-gimple.c: Fix comment.
31882 * graphite-scop-detection.c (defined_in_loop_p): New.
31883 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
31884 names defined in loop.
31886 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31887 Sebastian Pop <s.pop@samsung.com>
31889 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
31890 Discard unstructured if-then-else regions.
31892 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31893 Sebastian Pop <s.pop@samsung.com>
31895 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
31896 (cleanup_loop_iter_dom): Remove.
31897 (build_loop_iteration_domains): Remove.
31898 (build_scop_context): Remove.
31899 (build_scop_iteration_domain): Remove.
31900 (add_loop_constraints): New.
31901 (build_iteration_domains): New.
31902 (build_poly_scop): Call build_iteration_domains.
31904 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31905 Sebastian Pop <s.pop@samsung.com>
31907 * graphite-scop-detection.c
31908 (scop_detection::harmful_loop_in_region): Free dom and loops.
31909 (scop_detection::loop_body_is_valid_scop): Free bbs.
31911 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31912 Sebastian Pop <s.pop@samsung.com>
31914 * graphite-scop-detection.c (record_loop_in_sese): New.
31915 (gather_bbs::before_dom_children): Call record_loop_in_sese.
31916 (build_scops): Remove call to build_sese_loop_nests.
31917 * sese.c (sese_record_loop): Remove.
31918 (build_sese_loop_nests): Remove.
31919 (new_sese_info): Remove region->loops.
31920 (free_sese_info): Same.
31921 * sese.h (sese_contains_loop): Same.
31922 (build_sese_loop_nests): Remove.
31923 (sese_contains_loop): Remove.
31925 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31926 Sebastian Pop <s.pop@samsung.com>
31928 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
31929 loop_is_valid_in_scop.
31930 (scop_detection::harmful_stmt_in_region): Renamed
31931 harmful_loop_in_region.
31932 Call loop_is_valid_in_scop.
31934 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31935 Sebastian Pop <s.pop@samsung.com>
31937 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
31940 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31941 Sebastian Pop <s.pop@samsung.com>
31943 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
31944 * graphite.h (struct poly_bb): Remove field is_reduction.
31945 (PBB_IS_REDUCTION): Remove.
31947 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31948 Sebastian Pop <s.pop@samsung.com>
31950 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
31951 (add_pdr_constraints): Same.
31952 (scop_get_reads): Same.
31953 (scop_get_must_writes): Same.
31954 (scop_get_may_writes): Same.
31955 (scop_get_original_schedule): Same.
31956 (extend_schedule): Same.
31957 (apply_schedule_on_deps): Same.
31958 (carries_deps): Same.
31959 (compute_deps): Same.
31960 (scop_get_dependences): Same.
31961 * graphite-isl-ast-to-gimple.c
31962 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
31963 * graphite-optimize-isl.c (get_schedule_for_band): Same.
31964 (get_schedule_for_band_list): Same.
31965 (get_schedule_map): Same.
31966 (apply_schedule_map_to_scop): Same.
31967 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
31968 (build_loop_iteration_domains): Same.
31969 (add_condition_to_pbb): Same.
31970 (add_param_constraints): Same.
31971 (pdr_add_memory_accesses): Same.
31972 (pdr_add_data_dimensions): Same.
31974 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
31976 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
31979 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
31981 * common.opt (feliminate-dwarf2-dups): Replace references to
31982 "DWARF 2" with just "DWARF".
31983 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
31984 * doc/extend.texi: Likewise.
31985 * doc/cpp.texi: Likewise.
31986 * doc/invoke.texi: Likewise.
31987 (Option Summary): Add -gdwarf to list of Debugging Options.
31988 (Debugging Options): Document -gdwarf.
31989 * doc/contrib.texi: Spell "DWARF" like that.
31991 2016-01-21 Jakub Jelinek <jakub@redhat.com>
31993 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
31994 warning. Fix up formatting.
31996 PR middle-end/67653
31997 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
31998 attempt to mark memory input operand addressable and
31999 call prepare_gimple_addressable in that case. Don't adjust
32000 input_location for diagnostics, use error_at instead.
32002 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
32004 * config/rs6000/ppc-auxv.h: New file.
32005 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
32006 (cpu_is): Likewise.
32007 (cpu_supports): Likewise.
32008 * config/rs6000/rs6000.c: include "ppc-auxv.h".
32009 (cpu_is_info): New variable.
32010 (cpu_supports_info): Likewise.
32011 (tcb_verification_symbol): Likewise.
32012 (cpu_builtin_p): Likewise.
32013 (cpu_expand_builtin): New function.
32014 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
32015 (rs6000_init_builtins): Likewise.
32016 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
32017 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
32018 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
32019 * configure: Regenerate.
32020 * config.in: Likewise.
32021 * doc/extend.texi (PowerPC Built-in Functions): Document
32022 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
32024 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
32027 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
32029 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
32032 2016-01-20 Richard Henderson <rth@redhat.com>
32038 * tree.c (tm_define_builtin): New.
32039 (find_tm_vector_type): New.
32040 (build_tm_vector_builtins): New.
32041 (build_common_builtin_nodes): Call it.
32043 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
32045 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
32046 (arm_fp_ok): Likewise.
32047 (arm_fp): Likewise.
32048 (arm_crypto): Likewise.
32050 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
32051 Richard Biener <rguenther@suse.de>
32053 PR tree-optimization/69328
32054 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
32055 vectors have same number of elements.
32056 (vectorizable_condition): Fix masked version recognition.
32058 2016-01-20 Richard Biener <rguenther@suse.de>
32060 PR tree-optimization/69345
32061 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
32062 (VN_INFO_PTR_INFO): Likewise.
32063 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
32064 info when it is equal between non-dominating SSA names.
32065 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
32066 Make sure to look at original SSA infos.
32068 2016-01-20 Jeff Law <law@redhat.com>
32071 * config/m68k/predicates.md (pow2_m1_operand): New predicate
32073 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
32074 (pc_or_label_operand): New predicate.
32075 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
32076 tests for small integers that are 2^n - 1.
32078 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
32080 * doc/invoke.texi (Options Summary): Add '.' after @xref.
32082 2016-01-19 Jeff Law <law@redhat.com>
32084 PR middle-end/69347
32085 * tree-ssa-threadbackwards.c
32086 (fsm_find_control_statement_thread_paths): Do not try to lookup
32087 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
32089 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
32091 * doc/lto.texi: Remove text that says only Gold has linker plugin
32094 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
32096 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
32097 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
32098 the DIE accordingly.
32099 (modified_type_die): Add REVERSE parameter and pass it recursively,
32100 as well as to base_type_die. Adjust presence check accordingly.
32101 (base_type_for_mode): Adjust call to modified_type_die.
32102 (add_type_attribute): Add REVERSE parameter and pass it to
32104 (generic_parameter_die): Adjust call to add_type_attribute.
32105 (add_scalar_info): Likewise.
32106 (add_subscript_info): Likewise.
32107 (gen_array_type_die): Likewise.
32108 (gen_descr_array_type_die): Likewise.
32109 (gen_entry_point_die): Likewise.
32110 (gen_enumeration_type_die): Likewise.
32111 (gen_formal_parameter_die): Likewise.
32112 (gen_subprogram_die): Likewise.
32113 (gen_variable_die ): Likewise.
32114 (gen_const_die): Likewise.
32115 (gen_field_die): Likewise.
32116 (gen_pointer_type_die): Likewise.
32117 (gen_reference_type_die): Likewise.
32118 (gen_ptr_to_mbr_type_die): Likewise.
32119 (gen_inheritance_die): Likewise.
32120 (gen_subroutine_type_die): Likewise.
32121 (gen_typedef_die): Likewise.
32122 (force_type_die): Adjust call to modified_type_die.
32124 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
32126 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
32127 flow throughout the file. Fix broken link to Objective-C 2.0
32129 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
32132 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32134 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
32136 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32139 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
32140 (maybe_record_node): Record cxa_pure_virtual as the only possible
32141 target if there are not ohter candidates.
32142 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
32144 2016-01-19 Richard Biener <rguenther@suse.de>
32146 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
32147 (get_memory_order): Likewise.
32149 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
32151 * tree-vect-stmts.c (vectorizable_store): Check
32154 2016-01-19 David Malcolm <dmalcolm@redhat.com>
32157 * gcc.c (driver::decode_argv): Add call to
32158 init_opts_obstack before init_options_struct.
32159 * opts.c (init_opts_obstack): Remove idempotency.
32160 (init_options_struct): Replace call to init_opts_obstack
32161 with a gcc_assert to verify that it has already been called.
32162 * toplev.c (toplev::main): Add call to init_opts_obstack before
32163 calls to init_options_struct.
32164 (toplev::finalize): Move cleanup of opts_obstack next to
32165 cleanup of save_decoded_options, clearing the latter, and
32166 save_decoded_options_count.
32168 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32171 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
32172 attribute to unconditional. Remove %? from output template.
32174 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32175 Jiong Wang <jiong.wang@arm.com>
32177 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
32178 generated from different expand order.
32180 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32182 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
32183 Add support for CCMP costing.
32185 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32187 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
32188 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
32189 (fccmpe<mode>): Likewise.
32190 (fcmp): Rename to fcmp and globalize pattern.
32192 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
32193 (aarch64_gen_ccmp_next): Add FP support.
32195 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32197 * target.def (gen_ccmp_first): Update documentation.
32198 (gen_ccmp_next): Likewise.
32199 * doc/tm.texi (gen_ccmp_first): Update documentation.
32200 (gen_ccmp_next): Likewise.
32201 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
32202 expand_ccmp_expr_1. Improve comments.
32203 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
32204 (ccmp_ior<mode>): Remove pattern.
32205 (cmp<mode>): Remove expand.
32206 (cmp): Globalize pattern.
32207 (cstorecc4): Use cc_register.
32208 (mov<mode>cc): Remove ccmp_cc_register check.
32209 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
32210 Simplify after removal of CC_DNE/* modes.
32211 (aarch64_ccmp_mode_to_code): Remove.
32212 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
32213 In 'k' case use integer as condition.
32214 (aarch64_nzcv_codes): Remove inverted cases.
32215 (aarch64_code_to_ccmode): Remove.
32216 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
32217 comparison with CC register to be used in folowing CCMP/branch/CSEL.
32218 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
32219 pattern. Return the comparison with CC register. Invert conditions
32220 when bitcode is OR.
32221 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
32222 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
32224 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32226 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
32227 instrumented_version.
32229 2016-01-19 Richard Biener <rguenther@suse.de>
32231 PR tree-optimization/69336
32232 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
32233 handled components with get_ref_base_and_extent.
32234 (equal_mem_array_ref_p): Adjust.
32236 2016-01-19 Jakub Jelinek <jakub@redhat.com>
32239 * shrink-wrap.c: Include valtrack.h.
32240 (move_insn_for_shrink_wrap): Add DEBUG argument. If
32241 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
32242 in between insn and where it will be moved to. Call
32243 dead_debug_insert_temp.
32244 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
32245 first and dead_debug_local_finish at the end.
32246 For uses and defs bitmap, handle all regs in between REGNO and
32247 END_REGNO, not just the first one.
32249 2016-01-19 Richard Biener <rguenther@suse.de>
32251 PR tree-optimization/69352
32252 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
32253 (equal_mem_array_ref_p): Constrain size and max size properly.
32254 Compare the reverse flag.
32256 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
32258 * ira.c (ira): Update regstat data if we deleted insns.
32260 2016-01-19 Jakub Jelinek <jakub@redhat.com>
32262 PR rtl-optimization/68955
32263 PR rtl-optimization/64557
32264 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
32265 here. Fix up formatting.
32266 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
32268 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32271 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
32272 assume that the node has body.
32273 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
32276 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32278 * lto-streamer-out.c (lto_output): Do not stream instrumentation
32281 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32283 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
32284 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
32286 2016-01-19 Martin Jambor <mjambor@suse.cz>
32287 Martin Liska <mliska@suse.cz>
32288 Michael Matz <matz@suse.de>
32290 * Makefile.in (OBJS): Add new source files.
32291 (GTFILES): Add hsa.c.
32292 * common.opt (disable_hsa): New variable.
32293 (-Whsa): New warning.
32294 * config.in (ENABLE_HSA): New.
32295 * configure.ac: Treat hsa differently from other accelerators.
32296 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
32297 $enable_offloading.
32298 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
32299 * doc/install.texi (Configuration): Document --with-hsa-runtime,
32300 --with-hsa-runtime-include, --with-hsa-runtime-lib and
32301 --with-hsa-kmt-lib.
32302 * doc/invoke.texi (-Whsa): Document.
32303 (hsa-gen-debug-stores): Likewise.
32304 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
32305 to invoke offload compiler for hsa acclerator.
32306 * opts.c (common_handle_option): Determine whether HSA offloading
32307 should be performed.
32308 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
32309 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
32310 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
32311 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
32312 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
32313 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
32314 GF_OMP_FOR_KIND_GRID_LOOP.
32315 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
32316 (pp_gimple_stmt_1): Likewise.
32317 * gimple-walk.c (walk_gimple_stmt): Likewise.
32318 * gimple.c (gimple_build_omp_grid_body): New function.
32319 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
32320 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
32321 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
32322 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
32323 GF_OMP_TEAMS_GRID_PHONY.
32324 (gimple_statement_omp_single_layout): Updated comments.
32325 (gimple_build_omp_grid_body): New function.
32326 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
32327 (gimple_omp_for_grid_phony): New function.
32328 (gimple_omp_for_set_grid_phony): Likewise.
32329 (gimple_omp_parallel_grid_phony): Likewise.
32330 (gimple_omp_parallel_set_grid_phony): Likewise.
32331 (gimple_omp_teams_grid_phony): Likewise.
32332 (gimple_omp_teams_set_grid_phony): Likewise.
32333 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
32334 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
32335 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
32336 (BUILT_IN_GOMP_TARGET): Updated type.
32337 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
32338 (adjust_for_condition): New function.
32339 (get_omp_for_step_from_incr): Likewise.
32340 (extract_omp_for_data): Moved parts to adjust_for_condition and
32341 get_omp_for_step_from_incr.
32342 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
32343 (fixup_child_record_type): Bail out if receiver_decl is NULL.
32344 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
32345 (scan_omp_parallel): Do not create child functions for phony
32347 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
32348 (scan_omp_1_op): Checking assert we are not remapping to
32349 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
32350 (parallel_needs_hsa_kernel_p): New function.
32351 (expand_parallel_call): Register apprpriate parallel child
32352 functions as HSA kernels.
32353 (grid_launch_attributes_trees): New type.
32354 (grid_attr_trees): New variable.
32355 (grid_create_kernel_launch_attr_types): New function.
32356 (grid_insert_store_range_dim): Likewise.
32357 (grid_get_kernel_launch_attributes): Likewise.
32358 (get_target_argument_identifier_1): Likewise.
32359 (get_target_argument_identifier): Likewise.
32360 (get_target_argument_value): Likewise.
32361 (push_target_argument_according_to_value): Likewise.
32362 (get_target_arguments): Likewise.
32363 (expand_omp_target): Call get_target_arguments instead of looking
32364 up for teams and thread limit.
32365 (grid_expand_omp_for_loop): New function.
32366 (grid_arg_decl_map): New type.
32367 (grid_remap_kernel_arg_accesses): New function.
32368 (grid_expand_target_kernel_body): New function.
32369 (expand_omp): Call it.
32370 (lower_omp_for): Do not emit phony constructs.
32371 (lower_omp_taskreg): Do not emit phony constructs but create for them
32372 a temporary variable receiver_decl.
32373 (lower_omp_taskreg): Do not emit phony constructs.
32374 (lower_omp_teams): Likewise.
32375 (lower_omp_grid_body): New function.
32376 (lower_omp_1): Call it.
32377 (grid_reg_assignment_to_local_var_p): New function.
32378 (grid_seq_only_contains_local_assignments): Likewise.
32379 (grid_find_single_omp_among_assignments_1): Likewise.
32380 (grid_find_single_omp_among_assignments): Likewise.
32381 (grid_find_ungridifiable_statement): Likewise.
32382 (grid_target_follows_gridifiable_pattern): Likewise.
32383 (grid_remap_prebody_decls): Likewise.
32384 (grid_copy_leading_local_assignments): Likewise.
32385 (grid_process_kernel_body_copy): Likewise.
32386 (grid_attempt_target_gridification): Likewise.
32387 (grid_gridify_all_targets_stmt): Likewise.
32388 (grid_gridify_all_targets): Likewise.
32389 (execute_lower_omp): Call grid_gridify_all_targets.
32390 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
32391 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
32392 (tree_omp_clause): Added union field dimension.
32393 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
32394 * tree.c (omp_clause_num_ops): Added number of arguments of
32395 OMP_CLAUSE__GRIDDIM_.
32396 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
32397 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
32398 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
32399 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
32400 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
32401 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
32402 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
32403 * tree-pass.h (make_pass_gen_hsail): Declare.
32404 (make_pass_ipa_hsa): Likewise.
32405 * ipa-hsa.c: New file.
32406 * lto-section-in.c (lto_section_name): Add hsa section name.
32407 * lto-streamer.h (lto_section_type): Add hsa section.
32408 * timevar.def (TV_IPA_HSA): New.
32409 * hsa-brig-format.h: New file.
32410 * hsa-brig.c: New file.
32411 * hsa-dump.c: Likewise.
32412 * hsa-gen.c: Likewise.
32415 * toplev.c (compile_file): Call hsa_output_brig.
32416 * hsa-regalloc.c: New file.
32418 2016-01-18 Jeff Law <law@redhat.com>
32420 PR tree-optimization/69320
32421 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
32422 ranged object, do nothing if the RHS constant is not [0..1].
32423 (optimize_stmt): Comparing a boolean ranged object against a
32424 constant outside [0..1] results in a compile-time constant.
32426 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
32429 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
32431 * doc/invoke.texi (Invoking GCC): Add new section to menu.
32432 (Option Summary): Update to reflect new section and moved options.
32433 (C++ Dialect Options): Move -fstats to new section.
32434 (Debugging Options): Move all dump, statistics, and other GCC
32435 developer options to new section. Rewrite section introduction
32436 and re-order remaining options to put the more basic ones first.
32437 (Optimization Options): Move -fira-verbose and -flto-report* to
32439 (Developer Options): New section incorporating moved options.
32440 * doc/cppopts.texi (-dM): Update cross-reference.
32442 2016-01-18 Richard Henderson <rth@redhat.com>
32445 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
32446 operands to pseudo only if CSE is expected. Split long immediate
32447 operands only after reload, and for the stack pointer.
32448 (*add<GPI>3_pluslong): Remove.
32449 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
32450 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
32451 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
32452 (*add<GPI>3 peepholes): New.
32453 (*add<GPI>3 splitters): New.
32454 * config/aarch64/constraints.md (Upl): New.
32455 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
32457 2016-01-18 Richard Biener <rguenther@suse.de>
32459 PR tree-optimization/69297
32460 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
32462 (vect_bb_vectorization_profitable_p): Clear visited flag again.
32464 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
32466 PR middle-end/68542
32467 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
32468 of mixind vector and scalar types.
32469 (fold_relational_const): Add handling of vector
32470 comparison with boolean result.
32471 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
32472 comparison of vector operands with boolean result for EQ/NE only.
32473 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
32474 (verify_gimple_cond): Likewise.
32475 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
32478 2016-01-18 Joseph Myers <joseph@codesourcery.com>
32480 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
32483 2016-01-18 Richard Biener <rguenther@suse.de>
32485 PR middle-end/69308
32486 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
32488 2016-01-18 Tom de Vries <tom@codesourcery.com>
32490 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
32492 2016-01-18 Tom de Vries <tom@codesourcery.com>
32494 * omp-low.c (set_oacc_fn_attrib): Make extern.
32495 * omp-low.h (set_oacc_fn_attrib): Declare.
32496 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
32497 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
32498 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
32499 Add and handle function parameter oacc_kernels_p.
32500 (find_reduc_addr, get_omp_data_i_param): New function.
32501 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
32502 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
32503 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
32504 Calculate dominance info. Skip loops that are not in a kernels region
32505 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
32506 (pass_parallelize_loops::execute): Call parallelize_loops with
32507 oacc_kernels_p argument.
32508 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
32509 New member function.
32510 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
32511 * passes.def: Add argument to pass_parallelize_loops instantation.
32513 2016-01-18 Tom de Vries <tom@codesourcery.com>
32515 * tree-parloops.c (pass_parallelize_loops::execute): Allow
32516 pass_parallelize_loops to be run outside the loop pipeline.
32518 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
32520 * tree-scalar-evolution.c (follow_copies_to_constant): New.
32521 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
32523 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
32526 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
32527 using get_ref_base_and_extent.
32528 (equal_mem_array_ref_p): New.
32529 (hashable_expr_equal_p): Add call to previous.
32531 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
32534 * tree-sra.c (disqualified_constants, constant_decl_p): New.
32535 (sra_initialize): Allocate disqualified_constants.
32536 (sra_deinitialize): Free disqualified_constants.
32537 (disqualify_candidate): Update disqualified_constants when appropriate.
32538 (create_access): Scan for constant-pool entries as we go along.
32539 (scalarizable_type_p): Add check against type_contains_placeholder_p.
32540 (maybe_add_sra_candidate): Allow constant-pool entries.
32541 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
32542 (initialize_constant_pool_replacements): New.
32543 (sra_modify_assign): Avoid mangling assignments created by previous,
32544 and don't generate writes into constant pool.
32545 (sra_modify_function_body): Call initialize_constant_pool_replacements.
32547 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
32549 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
32550 andnot instruction.
32551 (scalar_chain::convert_op): Likewise.
32552 * config/i386/i386.md (*andndi3_doubleword): New.
32554 2016-01-18 Richard Biener <rguenther@suse.de>
32556 PR tree-optimization/69170
32557 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
32558 building a vector from scalar results of a pattern stmt.
32560 2016-01-18 Jakub Jelinek <jakub@redhat.com>
32562 * haifa-sched.c (autopref_multipass_init): Work around
32563 -Wmaybe-uninitialized warning.
32565 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
32567 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
32568 against the constant 0.
32570 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32572 PR tree-optimization/68799
32573 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
32574 look up phi candidates in the statement-candidate map.
32575 (phi_add_costs): Likewise.
32576 (record_phi_increments): Likewise.
32577 (phi_incr_cost): Likewise.
32578 (ncd_with_phi): Likewise.
32579 (all_phi_incrs_profitable): Likewise.
32581 2016-01-17 Jakub Jelinek <jakub@redhat.com>
32583 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
32584 -Wmaybe-uninitialized warning.
32586 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
32588 * doc/invoke.texi (Invoking GCC): Add new section to menu.
32589 (Option Summary): Update to reflect new section and moved options.
32590 (C++ Dialect Options): Move -fvtable-verify and related options.
32591 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
32592 and profiling-related options.
32593 (Optimization Options): Move profile generation options and
32594 -fstack-protector and related options.
32595 (Instrumentation Options): New section incorporating moved options.
32596 (Code Generation Options): Move -finstrument-functions and
32597 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
32599 2016-01-16 Tom de Vries <tom@codesourcery.com>
32601 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
32603 2016-01-16 Tom de Vries <tom@codesourcery.com>
32605 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
32607 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
32609 * hash-table.h (hash_table::empty): Turn into an inline wrapper
32610 that checks whether the table is already empty. Rename the
32611 original implementation to...
32612 (hash_table::empty_slot): ...this new private function.
32614 2016-01-15 David Malcolm <dmalcolm@redhat.com>
32616 PR diagnostic/68899
32617 * diagnostic-show-locus.c (layout::print_source_line): Move x
32618 offset of line until after call to
32619 get_line_width_without_trailing_whitespace.
32621 2016-01-15 Jeff Law <law@redhat.com>
32623 PR tree-optimization/69270
32624 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
32625 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
32626 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
32627 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
32628 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
32629 ssa_name_has_boolean_range and constant_boolean_node.
32631 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
32633 PR rtl-optimization/69030
32634 * lra-spills.c (remove_pseudos): Check nrefs and make the function
32636 (spill_pseudos): Delete debug insn for dead pseudo.
32637 (lra_spill): Initiate spill_hard_reg and slots memory separately.
32639 2016-01-15 Jiong Wang <jiong.wang@arm.com>
32641 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
32643 (TYPES_UNOPUS): Likewise.
32644 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
32645 builtin type, from UNOP to UNOPUS.
32646 (lbtruncuv4sf): Likewise.
32647 (lbtruncuv2df): Likewise.
32648 (lrounduv2sf): Likewise.
32649 (lrounduv4sf): Likewise.
32650 (lrounduv2df): Likewise.
32651 (lroundusf): Likewise.
32652 (lroundusf): Likewise.
32653 (lceiluv2sf): Likewise.
32654 (lceiluv4sf): Likewise.
32655 (lceiluv2df): Likewise.
32656 (lceilusf): Likewise.
32657 (lceiludf): Likewise.
32658 (lflooruv2sf): Likewise.
32659 (lflooruv4sf): Likewise.
32660 (lflooruv2df): Likewise.
32661 (lfloorusf): Likewise.
32662 (lfloorudf): Likewise.
32663 (lfrintnuv2sf): Likewise.
32664 (lfrintnuv4sf): Likewise.
32665 (lfrintnuv2df): Likewise.
32666 (lfrintnusf): Likewise.
32667 (lfrintnudf): Likewise.
32668 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
32670 (vcvtq_u32_f32): Likewise.
32671 (vcvtq_u64_f64): Likewise.
32672 (vcvta_u32_f32): Likewise.
32673 (vcvtaq_u32_f32): Likewise.
32674 (vcvtaq_u64_f64): Likewise.
32675 (vcvtm_u32_f32): Likewise.
32676 (vcvtmq_u32_f32): Likewise.
32677 (vcvtmq_u64_f64): Likewise.
32678 (vcvtn_u32_f32): Likwise.
32679 (vcvtnq_u32_f32): Likewise.
32680 (vcvtnq_u64_f64): Likewise.
32681 (vcvtp_u32_f32): Likewise.
32682 (vcvtpq_u32_f32): Likewise.
32683 (vcvtpq_u64_f64): Likewise.
32684 (vcvtmd_u64_f64): Likewise.
32685 (vcvtms_u32_f32): Likewise.
32686 (vcvtad_u64_f64): Likewise.
32687 (vcvtas_u32_f32): Likewise.
32688 (vcvtnd_u64_f64): Likewise.
32689 (vcvtns_u32_f32): Likewise.
32690 (vcvtpd_u64_f64): Likewise.
32691 (vcvtps_u32_f32): Likewise.
32693 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32695 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
32696 CSEL of zero_extended registers.
32698 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32700 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
32701 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
32703 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32705 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
32706 false when argument string is not found in the attributes table
32709 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
32712 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
32713 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
32714 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
32715 precision estimate.
32717 2016-01-15 Richard Biener <rguenther@suse.de>
32719 PR tree-optimization/66856
32720 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
32721 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
32722 (vect_create_new_slp_node): Increment stmt reference count.
32723 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
32724 an SLP tree before swapping operands.
32725 (vect_build_slp_tree): Likewise.
32726 (destroy_bb_vec_info): Free stmt info after SLP instances.
32727 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
32728 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
32729 (STMT_VINFO_NUM_SLP_USES): New macro.
32731 2016-01-15 Richard Biener <rguenther@suse.de>
32734 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
32735 (add_linkage_name): ... here.
32736 (gen_typedef_die): Use add_linkage_name_raw instead of
32737 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
32740 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
32742 * gimplify.c (oacc_default_clause): Decode reference and pointer
32743 types for both kernels and parallel regions.
32745 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
32747 PR middle-end/69246
32748 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
32750 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
32752 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
32753 (convert_scalars_to_vector): Likewise.
32755 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
32757 * doc/extend.texi (Type Traits): Fix grammar.
32759 2016-01-15 Martin Jambor <mjambor@suse.cz>
32761 * tree-inline.c (remap_decl): Use existing dclarations if
32762 remapping a type and prevent_decl_creation_for_types.
32763 (replace_locals_stmt): Do an initial remapping of non-VLA typed
32764 decls first. Do real remapping with
32765 prevent_decl_creation_for_types set.
32766 * tree-inline.h (copy_body_data): New field
32767 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
32770 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
32772 * config/s390/s390.opt (mmvcle): More verbose help text.
32774 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
32776 * config/s390/s390.opt: Add period to -mzvector option text.
32778 2016-01-15 Richard Biener <rguenther@suse.de>
32780 PR tree-optimization/68961
32781 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
32782 of invariants in stores again.
32784 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
32786 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
32788 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
32790 * config/i386/i386.c (ix86_expand_branch): Don't split
32791 DI mode xor instruction to SI mode.
32793 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
32796 * ipa-icf.c (sem_function::merge): Virtual functions may become
32797 reachable even if they address is not taken and there are no
32800 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
32802 * lto-streamer-out.c (subtract_estimated_size): New function.
32803 (get_symbol_initial_value): Use it.
32805 2016-01-15 Christian Bruel <christian.bruel@st.com>
32808 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
32809 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
32810 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
32811 use add_builtin_function_ext_scope instead of add_builtin_function.
32812 (neon_set_p, neon_crypto_set_p): Remove.
32813 (arm_init_builtins): Always call arm_init_neon_builtins and
32814 arm_init_crypto_builtins.
32815 (arm_expand_builtin): Check that builtins are allowed for the arch.
32816 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
32817 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
32818 arm_init_neon_builtins call.
32820 2016-01-15 Richard Biener <rguenther@suse.de>
32822 PR tree-optimization/69117
32823 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
32824 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
32825 of the leader conservatively.
32826 (free_scc_vn): Restore original SSA name infos.
32828 2016-01-14 Jeff Law <law@redhat.com>
32830 PR tree-optimization/69270
32831 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
32832 single bit of precision, verify it's also unsigned.
32833 (record_edge_info): Use constant_boolean_node rather than fold_convert
32834 to convert boolean_true/boolean_false to the right type.
32836 2016-01-14 Richard Henderson <rth@redhat.com>
32839 * loop-doloop.c (record_reg_sets): New.
32840 (doloop_optimize): Reject the transform if the sequence
32841 clobbers registers live at the end of the loop block.
32842 (doloop_optimize_loops): Enable df_live if needed.
32844 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
32846 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
32847 * config/rs6000/rs6000.c: Likewise.
32848 * config/rs6000/rs6000.h: Likewise.
32849 * config/rs6000/rs6000.md: Likewise.
32850 * doc/extend.texi: Likewsie.
32852 2016-01-14 Jeff Law <law@redhat.com>
32854 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
32857 2016-01-14 Richard Henderson <rth@redhat.com>
32861 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
32862 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
32863 instead of builtin_decl_declared_p to test for declaration.
32865 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
32867 * doc/loop.texi (Loop Analysis and Representation): Document
32868 loop_depth function.
32870 2016-01-14 Tom de Vries <tom@codesourcery.com>
32872 PR tree-optimization/68773
32873 * omp-low.c (expand_omp_target): Don't set force_output.
32874 * varpool.c (varpool_node::get_create): Same.
32875 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
32876 offload_funcs with force_output.
32878 2016-01-14 Jakub Jelinek <jakub@redhat.com>
32881 * lra-eliminations.c (move_plus_up): Don't change anything if either
32882 the outer or inner subreg mode is not MODE_INT.
32883 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
32884 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
32886 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
32888 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
32889 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
32890 reduc_uplus_@var{m}): Remove.
32891 * expr.c (expand_expr_real_2): Remove expansion path for
32892 reduc_[us](min|max|plus) optabs.
32893 * optabs-tree.c (scalar_reduc_to_vector): Remove.
32894 * optabs-tree.h (scalar_reduc_to_vector): Remove.
32895 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
32896 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
32897 * tree-vect-loop.c (vectorizable_reduction): Remove test for
32898 reduc_[us](min|max|plus) optabs.
32900 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
32902 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
32903 (reduc_plus_scal_v2sf): New.
32904 (reduc_smax_v2sf): Rename to...
32905 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
32906 (reduc_smin_v2sf): Rename to...
32907 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
32909 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
32911 * alias.c (compare_base_symbol_refs): New function.
32912 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
32915 2016-01-14 Jakub Jelinek <jakub@redhat.com>
32917 PR middle-end/68146
32918 PR tree-optimization/69155
32919 * tree-complex.c: Include cfganal.h.
32920 (phis_to_revisit): New variable.
32921 (extract_component): Add phiarg_p argument. Assert that returned
32922 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
32923 (update_phi_components): Partly rewrite to use loop over real/imag
32924 components instead of code duplication. If extract_component returns
32925 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
32926 create_tmp_reg into the PHI node instead, and mention the phi triplet
32927 in phis_to_revisit.
32928 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
32929 in phis_to_revisit at the end.
32931 2016-01-14 Richard Biener <rguenther@suse.de>
32933 PR tree-optimization/68060
32934 * tree-vect-loop.c (vect_is_simple_reduction): Check the
32935 outer loop reduction is only used in the inner loop before
32936 detecting a double reduction.
32938 2016-01-14 Jakub Jelinek <jakub@redhat.com>
32941 * combine.c (expand_field_assignment): Punt if compute_mode is
32942 unsupported scalar mode.
32944 2016-01-14 Richard Biener <rguenther@suse.de>
32946 PR tree-optimization/66856
32947 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
32948 SLP node only if it built successfully.
32949 (vect_analyze_slp_instance): Adjust.
32951 2016-01-14 Jeff Law <law@redhat.com>
32953 PR tree-optimization/69270
32954 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
32955 (record_edge_info): Use it. Convert boolean_{true,false}_node
32956 to the type of op0.
32958 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
32961 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
32962 use block_ultimate_origin
32963 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
32965 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
32967 * doc/invoke.texi (Submodel Options): Rename section to
32968 "Machine-Dependent Options" to better reflect its content.
32969 Rewrite introductory text to remove archaic CPU names.
32972 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
32974 * doc/invoke.texi (Code Gen Options): Move section up in file,
32975 before target-specific options. Update menu and option summary
32976 to reflect the new section ordering.
32978 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
32980 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
32981 (C++ Dialect Options): Add cross-reference to -std option.
32982 * doc/standards.texi (C++ Language): Document C++14 support.
32984 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
32986 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
32987 for pack/unpack functions for __ibm128.
32988 (PACK_IF): Likewise.
32989 (UNPACK_IF): Likewise.
32991 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
32992 support for __ibm128 pack/unpack functions.
32993 (rs6000_invalid_builtin): Likewise.
32994 (rs6000_init_builtins): Likewise.
32995 (rs6000_opt_masks): Likewise.
32997 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
32998 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
33000 (RS6000_BTM_COMMON): Likewise.
33002 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
33003 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
33004 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
33005 128-bit floating point. Add support for the double values to be
33006 in Altivec registers for TF/IF packing and unpacking, but restrict
33007 TD packing sub-fields to be FPR registers. Don't allow overlapped
33008 register support for packing. Allow pack inputs to be memory
33009 locations. Don't build generator functions for unpack<mode>_dm
33010 and unpack<mode>_nodm.
33011 (unpack<mode>_dm): Likewise.
33012 (unpack<mode>_nodm): Likewise.
33013 (pack<mode>): Likewise.
33015 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
33016 built-in functions to pack/unpack explicit __ibm128 values.
33017 (__builtin_unpack_ibm128): Likewise.
33019 * doc/extend.texi (PowerPC Built-in Functions): Document
33020 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
33022 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
33025 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
33026 Add new arg loc and pass it down as context.
33027 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
33028 to the location to use for the warning.
33029 (check_function_arguments): New arg loc. All callers changed. Pass
33030 it to check_function_nonnull.
33031 * c-common.h (check_function_arguments): Adjust declaration.
33033 2016-01-13 Jakub Jelinek <jakub@redhat.com>
33035 PR tree-optimization/69156
33036 * gimple.c (validate_type): Removed.
33037 (gimple_builtin_call_types_compatible_p): Use
33038 useless_type_conversion_p instead of validate_type.
33039 * value-prof.c (gimple_stringop_fixed_value): Fold
33040 icall_size to correct type.
33042 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
33044 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
33047 2016-01-13 Richard Henderson <rth@redhat.com>
33050 * target.def (builtin_tm_load, builtin_tm_store): Remove.
33051 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
33052 (ix86_builtin_tm_store): Remove.
33053 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
33054 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
33055 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
33056 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
33057 * doc/tm.texi: Rebuild.
33059 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
33060 (BUILT_IN_TM_MEMCPY_RTWN): New.
33061 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
33062 fallback from vector to integer helpers.
33063 (build_tm_load): Handle vector types directly, instead of
33065 (build_tm_store): Likewise.
33066 (expand_assign_tm): Prepare for register types not handled by
33067 the above. Copy them to memory and use memcpy.
33068 * tree.c (tm_define_builtin): New.
33069 (find_tm_vector_type): New.
33070 (build_tm_vector_builtins): New.
33071 (build_common_builtin_nodes): Call it.
33073 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
33075 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
33076 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
33078 2016-01-13 Tom de Vries <tom@codesourcery.com>
33080 PR tree-optimization/69169
33081 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
33082 handled_struct_type param.
33083 (create_variable_info_for, intra_create_variable_infos): Call
33084 create_variable_info_for_1 with extra arg.
33086 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
33088 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
33089 and "armv8.1-a+crc" entries.
33091 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
33094 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
33095 Change first operand predicate from register_or_constm1_operand
33096 to register_operand.
33097 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
33098 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
33099 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
33100 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
33101 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
33102 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
33103 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
33104 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
33105 comparison with constm1_rtx from vec_prefetch_gen part.
33107 2016-01-13 Richard Biener <rguenther@suse.de>
33109 PR tree-optimization/69013
33110 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
33111 Exchange assert for a test.
33113 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
33116 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
33118 2016-01-13 Richard Biener <rguenther@suse.de>
33120 PR tree-optimization/69242
33121 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
33122 assert with a check.
33124 2016-01-13 Richard Biener <rguenther@suse.de>
33126 PR tree-optimization/69186
33127 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
33128 Properly guard vect_update_misalignment_for_peel call.
33130 2016-01-12 Jeff Law <law@redhat.com>
33132 PR tree-optimization/pr67755
33133 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
33134 "need_profile_correction".
33135 (thread_block_1): Initialize new field to false by default. If we
33136 have multiple thread paths through a common joiner to different
33137 final targets, then set new field to true.
33138 (compute_path_counts): Only do count adjustment when it's really
33141 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
33143 * doc/invoke.texi (Spec Files): Move section down in file, past
33144 all command-line option descriptions.
33146 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
33148 PR middle-end/54809
33149 * doc/gty.texi: Remove documentation of mark_hook.
33150 * gengtype.c (struct write_types_data): Remove code to support
33151 mark_hook attribute.
33152 (walk_type): Likewise.
33153 (write_func_for_structure): Likewise.
33155 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
33157 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
33158 Directory Options, and -specs= to Overall Options.
33159 (Overall Options): Adjust similarly. Reorder to group related
33160 options together. Make -specs= cross-reference the spec file details.
33161 (Directory Options): Adjust similarly.
33163 2016-01-12 Jeff Law <law@redhat.com>
33165 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
33167 2016-01-12 Olivier Hainque <hainque@adacore.com>
33169 * gcc.c (spec_undefvar_allowed): New global.
33170 (process_command): Set to true when running for --version or --help,
33172 (getenv_spec_function): When the variable is not defined, use the
33173 variable name as the variable value if we're allowed not to issue
33176 2016-01-12 Bin Cheng <bin.cheng@arm.com>
33178 PR tree-optimization/68911
33179 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
33180 information computed for expression "init + nit * step".
33182 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
33184 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
33185 about name of GCC executable. Remove deleted node from menu.
33186 (Directory Options) <-B>: Remove cross-reference to deleted node.
33187 (Target Options): Delete section.
33189 2016-01-12 Christian Bruel <christian.bruel@st.com>
33192 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
33193 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
33195 2016-01-12 Jakub Jelinek <jakub@redhat.com>
33198 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
33199 aligned_mem is properly set for AVX512-VL floating point masked
33203 * ifcvt.c (cond_exec_process_if_block): When removing the last
33204 insn from then_bb, remove also any possible barriers that follow it.
33206 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
33210 * config/i386/iamcu.h (SIZE_TYPE): New macro.
33211 (PTRDIFF_TYPE): Likewise.
33212 (WCHAR_TYPE): Likewise.
33213 (WCHAR_TYPE_SIZE): Likewise.
33214 (STDINT_LONG32): Likewise.
33216 2016-01-12 Richard Biener <rguenther@suse.de>
33218 PR tree-optimization/69053
33219 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
33220 convert initial value for cond reductions.
33222 2016-01-12 Richard Biener <rguenther@suse.de>
33224 PR tree-optimization/69007
33225 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
33226 widen_sum after dot_prod and sad.
33228 2016-01-12 Richard Biener <rguenther@suse.de>
33230 PR tree-optimization/69168
33231 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
33232 pattern stmt SLP type.
33233 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
33234 end up unused so cope with that case.
33236 2016-01-12 Richard Biener <rguenther@suse.de>
33238 PR tree-optimization/69157
33239 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
33240 stmts def type only during analyze phase.
33241 (vectorizable_call): Likewise.
33242 (vectorizable_simd_clone_call): Likewise.
33243 (vectorizable_conversion): Likewise.
33244 (vectorizable_assignment): Likewise.
33245 (vectorizable_shift): Likewise.
33246 (vectorizable_operation): Likewise.
33247 (vectorizable_store): Likewise.
33248 (vectorizable_load): Likewise.
33250 2016-01-12 Richard Biener <rguenther@suse.de>
33252 PR tree-optimization/69174
33253 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
33255 (vectorizable_load): Properly compute the number of loads needed
33256 for permuted strided SLP loads and do not spuriously assign
33257 to SLP_TREE_VEC_STMTS.
33259 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
33261 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
33262 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
33263 (MD_EXEC_PREFIX): Remove.
33264 (MD_STARTFILE_PREFIX) Removee.
33265 (FILE_NAME_ABSOLUTE_P): Remove.
33266 (CPP_SPEC): Do not read macros from sys/version.h.
33267 (LINK_COMMAND_SPEC): Remove.
33268 (LOCAL_INCLUDE_DIR): Remove.
33269 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
33270 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
33271 (POST_LINK_SPEC): Define to invoke stubify after linker
33272 (LIBSTDCXX): Remove define
33273 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
33274 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
33275 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
33276 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
33277 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
33278 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
33279 (i386_djgpp_asm_named_section): Add propotype of new procedure
33281 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
33282 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
33283 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
33284 in config/i386/djgpp.h).
33285 (STANDARD_STARTFILE_PREFIX_2): Define identical to
33286 STANDARD_STARTFILE_PREFIX_1.
33287 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
33288 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
33289 installation errors.
33290 (MAX_OFILE_ALIGNMENT): Define to 128.
33291 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
33293 * config/i386/djgpp.c: New file. Add implementation of
33294 i386_djgpp_asm_named_section.
33296 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
33298 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
33299 Add rule for building djgpp.o.
33301 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33303 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
33304 (rtx_is_swappable_p): Reductions are swappable.
33305 (insn_is_swappable_p): V2DF reductions are swappable.
33307 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
33309 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
33310 reloads for other unsupported memory operands.
33312 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
33313 Jim Wilson <jim.wilson@linaro.org>
33316 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
33317 copy_to_mode_reg instead of force_reg.
33319 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
33322 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
33323 TARGET_80387 is true.
33325 2016-01-11 Jakub Jelinek <jakub@redhat.com>
33328 * lra-eliminations.c (move_plus_up): Only move plus up
33329 if subreg of the constant can be simplified into constant
33330 and use the simplified subreg of the constant instead of
33331 the original constant.
33333 * fold-const.c (fold_convertible_p): Don't return true
33334 for conversion of VECTOR_TYPE to same sized integral type.
33335 (fold_convert_loc): Fix up formatting. Fold conversion of
33336 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
33337 instead of NOP_EXPR.
33339 PR tree-optimization/69214
33340 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
33341 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
33344 PR tree-optimization/69207
33345 * tree-vect-slp.c (vect_get_constant_vectors): For
33346 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
33347 fold_convertible_p to vector_type's element type, and always
33348 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
33350 2016-01-11 Richard Biener <rguenther@suse.de>
33352 PR tree-optimization/69173
33353 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
33354 fixup the cycle if all stmts are in a pattern.
33356 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
33358 PR middle-end/68999
33359 * alias.c (base_alias_check): Move check for addresses with
33360 alignment ANDs before the call for compare_base_decls.
33361 (memrefs_conflict_p): Return -1 for different decls
33362 that went through alignment adjustments.
33364 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33366 PR rtl-optimization/68796
33367 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
33368 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
33369 and QImode comparisons against zero with CC_NZmode.
33370 * config/aarch64/iterators.md (short_mask): New mode_attr.
33372 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
33374 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
33375 (<avx512>_store<mode>_mask): Likewise.
33377 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
33378 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33380 PR rtl-optimization/68841
33381 * ifcvt.c (struct noce_if_info): Add orig_x field.
33382 (bbs_ok_for_cmove_arith): Add to_rename parameter.
33383 Don't record conflicts on to_rename if it's present.
33384 Allow memory destinations in sets.
33385 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
33386 blocks, passing orig_x to the checks.
33387 (noce_process_if_block): Set if_info->orig_x appropriately.
33389 2016-01-11 Tom de Vries <tom@codesourcery.com>
33391 PR tree-optimization/69069
33392 * tree-parloops.c (create_parallel_loop): Add missing phi args.
33394 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
33396 PR rtl-optimization/68920
33397 * config/i386/i386.c (ix86_option_override_internal): Restrict number
33398 of conditional moves for RTL if-conversion to 1 for
33399 TARGET_ONE_IF_CONV_INSN.
33400 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
33401 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
33402 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
33403 parameter to restirct number of conditional moves for
33405 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
33406 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
33409 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
33412 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
33413 onepart vars. Fix typo in comment. Fix reversed condition in
33415 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
33418 * var-tracking.c (dump_onepart_variable_differences): New.
33419 (dataflow_set_different): If a detailed dump is requested,
33420 delay early returns and dump differences between onepart
33421 variables present before and after, and added variables.
33423 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
33426 * expr.c (expand_expr_real_1): For boolean vector constants
33427 with a scalar mode use const_scalar_mask_from_tree.
33428 (const_scalar_mask_from_tree): New.
33429 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
33430 assigned to a mask type to handle constants.
33432 2016-01-11 Martin Jambor <mjambor@suse.cz>
33435 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
33436 useless parameters if we cannot change function signature.
33438 2016-01-11 Martin Jambor <mjambor@suse.cz>
33441 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
33444 2016-01-11 Tom de Vries <tom@codesourcery.com>
33446 PR tree-optimization/69109
33447 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
33450 2016-01-11 Tom de Vries <tom@codesourcery.com>
33452 PR tree-optimization/69108
33453 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
33454 res is not used in a phi.
33456 2016-01-11 Yury Gribov <y.gribov@samsung.com>
33459 * common.opt (frandom-seed): Fix parameter name.
33460 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
33462 2016-01-11 Tom de Vries <tom@codesourcery.com>
33464 PR tree-optimization/69058
33465 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
33468 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
33470 * config/arc/arc.opt (mdiv-rem): Add period to the end.
33471 (mcode-density): Likewise.
33473 2016-01-10 Tom de Vries <tom@codesourcery.com>
33475 PR tree-optimization/69062
33476 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
33477 (parallelize_loops): Don't paralelize loop that has phi with address
33480 2016-01-10 Tom de Vries <tom@codesourcery.com>
33482 PR tree-optimization/69039
33483 * tree-parloops.c (try_create_reduction_list): Only allow single exit
33486 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
33488 PR middle-end/68743
33489 * match.pd: Require target has function_c99_misc before doing
33490 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
33492 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
33494 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
33496 * configure: Regenerate.
33498 2016-01-09 Jakub Jelinek <jakub@redhat.com>
33500 PR middle-end/50865
33501 PR tree-optimization/69097
33502 * fold-const.h (expr_not_equal_to): New prototype.
33503 * fold-const.c: Include stringpool.h and tree-ssanames.h.
33504 (expr_not_equal_to): New function.
33505 * match.pd (X % -Y is the same as X % Y): Don't optimize
33506 unless X is known not to be equal to minimum or Y is known
33507 not to be equal to -1.
33508 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
33509 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
33510 (simplify_stmt_using_ranges): Adjust caller.
33511 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
33512 substitute_and_fold.
33514 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
33516 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
33519 2016-01-08 Jakub Jelinek <jakub@redhat.com>
33521 PR tree-optimization/69167
33522 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
33523 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
33525 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
33527 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
33528 Richard Biener <rguenther@suse.de>
33530 PR tree-optimization/68707
33531 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
33532 instances that can be handled via vect_load_lanes.
33534 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
33536 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
33537 if we can't determine address equivalence.
33538 * alias.c (compare_base_decl): Update for changed return value of
33539 symtab_node::equal_address_to.
33541 2016-01-08 Jason Merrill <jason@redhat.com>
33545 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
33546 * expr.c (store_field): Not here.
33547 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
33548 call with TREE_ADDRESSABLE type.
33549 * tree-cfg.c (verify_gimple_call): Adjust.
33551 2016-01-08 Olivier Hainque <hainque@adacore.com>
33553 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
33556 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
33558 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
33559 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
33560 (reduc_smin_v2sf): Rename to...
33561 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
33562 (reduc_splus_v2sf): Rename to...
33563 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
33565 2016-01-08 Jakub Jelinek <jakub@redhat.com>
33567 PR tree-optimization/69162
33568 * gimplify.c (gimplify_va_arg_expr): Encode original type of
33569 valist argument in another argument.
33570 (gimplify_modify_expr): Adjust for the above change. Cleanup.
33571 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
33572 to determine the va_list type, build a MEM_REF instead of
33573 build_fold_indirect_ref.
33575 PR tree-optimization/69172
33576 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
33579 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
33581 PR tree-optimization/67781
33582 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
33583 and cmpnop in two steps: first the ones not accessed in original
33584 gimple expression in a endian independent way and then the ones not
33585 accessed in the final result in an endian-specific way.
33587 2016-01-08 Jakub Jelinek <jakub@redhat.com>
33589 PR tree-optimization/69083
33590 * tree-vect-slp.c (vect_get_constant_vectors): For
33591 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
33592 element type. If op is fold_convertible_p to vector_type's element
33593 type, use NOP_EXPR instead of VCE.
33595 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
33597 PR rtl-optimization/67778
33598 PR rtl-optimization/68634
33599 PR rtl-optimization/68909
33600 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
33601 block from the stack until done with it. Remove a superfluous
33602 bitmap set. Remove a superfluous bitmap test.
33604 2016-01-07 Martin Sebor <msebor@redhat.com>
33607 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
33608 constraint on the type of arguments.
33610 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
33612 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
33613 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
33614 unaligned_access on the gcc_options set.
33615 * config/arm/arm.c (arm_option_override_internal): Use
33616 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
33618 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
33621 * config/i386/i386.c (ix86_frame_pointer_required): Enable
33622 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
33624 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
33627 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
33630 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
33631 depending on frame_pointer_needed before remaining integer and SSE
33632 registers are saved.
33634 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
33637 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
33639 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
33642 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
33643 Use the "xBm" constraint.
33644 (float<sseintvecmodelower><mode>2<mask_name><round_name):
33646 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
33647 (sse_cvtsi2ssq<round_name>): Likewise.
33648 (sse_cvtss2si<round_name>): Likewise.
33649 (sse_cvtss2siq<round_name>): Likewise.
33650 (sse2_cvtsi2sdq<round_name>): Likewise.
33651 (sse2_cvtsd2si<round_name>): Likewise.
33652 (sse2_cvtsd2siq<round_name>): Likewise.
33653 * config/i386/subst.md (round_nimm_scalar_predicate): New
33656 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
33658 PR middle-end/67639
33659 * varasm.c (make_decl_rtl): Mark invalid register vars as
33662 PR rtl-optimization/66206
33663 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
33664 All callers changed.
33666 2016-01-07 Jakub Jelinek <jakub@redhat.com>
33668 PR tree-optimization/69141
33669 * tree-ssa-pre.c: Include langhooks.h.
33670 (eliminate_dom_walker::before_dom_children): Use
33671 lang_hooks.decl_printable_name instead of
33672 cgraph_node::get ()->name ().
33674 PR middle-end/68960
33675 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
33676 it and DECL_ALIGN too.
33678 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
33680 * config/mips/mips-ftypes.def: Sort to lexicographical order.
33682 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
33685 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
33686 depending on frame_pointer_needed before remaining integer and SSE
33687 registers are saved.
33689 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33691 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
33692 mode iterator with VSX_M2.
33693 (*p9_vecstore_<mode>): Likewise.
33694 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
33695 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
33696 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
33697 (define_split for VSX_LE128 stores): Likewise.
33698 (define_peephole2 for TImode LE swaps): Likewise.
33699 (define_split for VSX_LE128 post-reload stores): Likewise.
33701 2016-01-06 Marek Polacek <polacek@redhat.com>
33704 * convert.c (convert_to_integer_1): Adjust call to
33705 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
33706 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
33707 EXPR instead of ARG.
33708 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
33710 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
33713 * doc/extend.texi (RL78 Variable Attributes): New section.
33715 2016-01-05 Marek Polacek <polacek@redhat.com>
33718 * builtins.c (get_memmodel): Use expansion point location rather than
33719 the input location. Call warning_at rather than warning.
33720 (expand_builtin_atomic_compare_exchange): Likewise.
33721 (expand_builtin_atomic_load): Likewise.
33722 (expand_builtin_atomic_store): Likewise.
33723 (expand_builtin_atomic_clear): Likewise.
33725 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
33728 * config/i386/i386.c (ix86_expand_vector_logical_operator):
33729 Replace nonimmediate_operand with vector_operand.
33730 * config/i386/predicates.md (vector_operand): New predicate.
33731 (general_vector_operand): Replace nonimmediate_operand with
33733 * config/i386/sse.md: Replace nonimmediate_operand with
33734 vector_operand and m constraint with Bm constraint on SSE
33735 patterns with 16-byte memory operand.
33736 * config/i386/subst.md (round_nimm_predicate): Replace
33737 nonimmediate_operand with vector_operand.
33738 (round_saeonly_nimm_predicate): Likewise.
33739 (round_saeonly_nimm_scalar_predicate): New.
33741 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
33744 * config/i386/constraints.md (Bm): New constraint.
33745 * config/i386/predicates.md (vector_memory_operand): New
33747 * config/i386/sse.md: Replace xm with xBm in plusminus and
33748 any_logic patterns.
33750 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
33753 * doc/extend.texi (V850 Function Attributes): New section.
33754 (V850 Variable Attributes): New section.
33756 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
33759 * doc/extend.texi (MicroBlaze Function Attributes): Document
33760 interrupt_handler and fast_interrupt attributes.
33762 2016-01-05 Sergei Trofimovich <siarheit@google.com>
33765 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
33766 for local symbolic operands.
33767 * config/ia64/predicates.md (local_symbolic_operand64): New
33770 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33772 PR rtl-optimization/68651
33773 * combine.c (combine_simplify_rtx): Canonicalize x + x into
33776 2016-01-05 Nathan Sidwell <nathan@acm.org>
33778 * alias.c (compare_base_decls): Use symtab_node::get.
33780 2016-01-05 Nick Clifton <nickc@redhat.com>
33783 * ira-costs.c (copy_cost): Initialise the t_icode field of the
33784 secondary_reload_info structure.
33787 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
33788 decls if weak support is available.
33790 2016-01-04 Martin Sebor <msebor@redhat.com>
33792 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
33794 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
33796 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
33797 OPTION_MASK_P9_DFORM.
33799 * config/rs6000/constraints.md (wo constraint): New constraint for
33802 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
33804 (rs6000_init_hard_regno_mode_ok): Likewise.
33806 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
33809 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
33810 expanders not to have constraints. Add support for ISA 3.0 xxperm
33811 instruction. Add support for fusing xxlor with xxperm.
33812 (altivec_vperm_<mode>_internal): Likewise.
33813 (altivec_vperm_v8hiv16qi): Likewise.
33814 (altivec_vperm_<mode>v16q): Likewise.
33815 (altivec_vperm_<mode>_uns): Likewise.
33816 (vperm_v8hiv4si): Likewise.
33817 (vperm_v16qiv8hi): Likewise.
33819 * doc/md.texi (RS/6000 constraints): Document wo constraint.
33821 2016-01-04 Jakub Jelinek <jakub@redhat.com>
33823 Update copyright years.
33825 * gcc.c (process_command): Update copyright notice dates.
33826 * gcov-dump.c (print_version): Ditto.
33827 * gcov.c (print_version): Ditto.
33828 * gcov-tool.c (print_version): Ditto.
33829 * gengtype.c (create_file): Ditto.
33830 * doc/cpp.texi: Bump @copying's copyright year.
33831 * doc/cppinternals.texi: Ditto.
33832 * doc/gcc.texi: Ditto.
33833 * doc/gccint.texi: Ditto.
33834 * doc/gcov.texi: Ditto.
33835 * doc/install.texi: Ditto.
33836 * doc/invoke.texi: Ditto.
33838 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
33840 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
33841 modes larger than TImode as TImode if NEON is not enabled.
33843 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
33846 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
33847 mode for %f0-%f31 only if TARGET_FPU.
33849 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
33852 * config/sparc/sparc.c (scan_record_type): Take into account subfields
33853 to compute the PACKED_P predicate.
33854 (function_arg_record_value): Minor tweaks.
33856 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
33858 * doc/install.texi (--with-multilib-list): Describe the meaning of the
33859 option for arm*-*-* targets.
33861 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
33863 * doc/extend.texi (Common Function Attributes): Move docs for
33864 MSP430-specific attributes to....
33865 (MSP430 Function Attributes): ...here. Delete the redundant
33866 entries and copy-edit the remaining text.
33867 (MSP430 Variable Attributes): Use uniform format for index
33868 entries and add a cross-reference to the corresponding function
33871 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
33873 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
33875 (x86 Options): Likewise.
33877 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
33881 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
33882 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
33883 to corresponding attribute.
33885 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
33887 * doc/extend.texi (Common Function Attributes) <noplt>: Move
33888 to correct alphabetization of table. Copy-edit and correct
33890 <stack_protect>: Likewise.
33891 <target_clones>: Likewise.
33893 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
33894 Correct punctuation.
33895 (Code Gen Options) <-fno-plt>: Copy-edit.
33897 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
33900 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
33901 SI values. Explicitly convert SI to DI and vice-versa.
33903 2016-01-01 Jakub Jelinek <jakub@redhat.com>
33905 PR tree-optimization/69070
33906 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
33907 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
33910 * ubsan.c (ubsan_instrument_float_cast): Call
33911 initialize_sanitizer_builtins.
33914 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
33916 Copyright (C) 2016 Free Software Foundation, Inc.
33918 Copying and distribution of this file, with or without modification,
33919 are permitted in any medium without royalty provided the copyright
33920 notice and this notice are preserved.