1 2016-12-02 David Malcolm <dmalcolm@redhat.com>
4 * selftest.c (selftest::assert_strndup_eq): Rename to...
5 (selftest::assert_xstrndup_eq): ...this, and remove call to
7 (selftest::test_strndup): Rename to...
8 (selftest::test_xstrndup): ...this, updating for above renaming.
9 (selftest::test_libiberty): Update for renaming.
11 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
14 * config/rs6000/rs6000.md (movdi_internal64): Fix typo in
15 subversion id 242679 that causes the wrong store instruction to be
16 generated if a DImode is in an Altivec register using REG+REG
19 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
22 * config/i386/i386.md (*andndi3_doubleword): Add non-BMI alternative
23 and corresponding post-reload splitter.
25 2016-12-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27 * config/aarch64/aarch64.h (machine_function): Add
28 reg_is_wrapped_separately field.
29 * config/aarch64/aarch64.md (LAST_SAVED_REGNUM): Define new constant.
30 * config/aarch64/aarch64.c (emit_set_insn): Change return type to
32 (aarch64_save_callee_saves): Don't save registers that are wrapped
34 (aarch64_restore_callee_saves): Don't restore registers that are
36 (offset_9bit_signed_unscaled_p, offset_12bit_unsigned_scaled_p,
37 aarch64_offset_7bit_signed_scaled_p): Move earlier in the file.
38 (aarch64_get_separate_components): New function.
39 (aarch64_get_next_set_bit): Likewise.
40 (aarch64_components_for_bb): Likewise.
41 (aarch64_disqualify_components): Likewise.
42 (aarch64_emit_prologue_components): Likewise.
43 (aarch64_emit_epilogue_components): Likewise.
44 (aarch64_set_handled_components): Likewise.
45 (aarch64_process_components): Likewise.
46 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
47 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
48 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
49 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
50 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
51 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
53 2016-12-02 Martin Jambor <mjambor@suse.cz>
55 * passes.def: Move pass_rebuild_cgraph_edges to the end of
56 pass_build_ssa_passes.
58 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
60 * config/alpha/alpha.md (exception_receiver): Copy
61 alpha_gp_ave_rtx return value.
63 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
65 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
66 for several include directories that may be relative to sysroot.
67 * config/i386/x-mingw32 (gplus_includedir): Define.
68 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
69 (native_system_includedir): Likewise.
70 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
71 override if TARGET_SYSTEM_ROOT is defined.
72 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
74 2016-12-02 Jakub Jelinek <jakub@redhat.com>
77 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NOT.
78 (dimode_scalar_chain::compute_convert_gain): Likewise.
79 (dimode_scalar_chain::convert_insn): Likewise.
80 * config/i386/i386.md (*one_cmpldi2_doubleword): New
81 define_insn_and_split.
82 (one_cmpl<mode>2): Use SWIM1248x iterator instead of SWIM.
85 * rtl.c (copy_rtx): Don't clear used flag here.
86 (shallow_copy_rtx_stat): Clear used flag here unless code the rtx
88 * simplify-rtx.c (simplify_replace_fn_rtx): When copying rtx with
89 'E' in format, copy all vectors.
90 * emit-rtl.c (copy_insn_1): Don't clear used flag here.
91 * valtrack.c (cleanup_auto_inc_dec): Likewise.
92 * config/rs6000/rs6000.c (rs6000_frame_related): Likewise.
94 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
95 Thomas Preud'homme <thomas.preudhomme@arm.com>
97 * config/arm/arm-builtins.c (arm_builtins): Define
98 ARM_BUILTIN_CMSE_NONSECURE_CALLER.
99 (bdesc_2arg): Add line for cmse_nonsecure_caller.
100 (arm_init_builtins): Handle cmse_nonsecure_caller.
101 (arm_expand_builtin): Likewise.
102 * config/arm/arm_cmse.h (cmse_nonsecure_caller): New.
104 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
105 Thomas Preud'homme <thomas.preudhomme@arm.com>
107 * config/arm/arm.c (detect_cmse_nonsecure_call): New.
108 (cmse_nonsecure_call_clear_caller_saved): New.
109 (arm_reorg): Use cmse_nonsecure_call_clear_caller_saved.
110 (arm_function_ok_for_sibcall): Disable sibcalls for
112 * config/arm/arm-protos.h (detect_cmse_nonsecure_call): New.
113 * config/arm/arm.md (call): Handle cmse_nonsecure_entry.
114 (call_value): Likewise.
115 (nonsecure_call_internal): New.
116 (nonsecure_call_value_internal): New.
117 * config/arm/thumb1.md (*nonsecure_call_reg_thumb1_v5): New.
118 (*nonsecure_call_value_reg_thumb1_v5): New.
119 * config/arm/thumb2.md (*nonsecure_call_reg_thumb2): New.
120 (*nonsecure_call_value_reg_thumb2): New.
121 * config/arm/unspecs.md (UNSPEC_NONSECURE_MEM): New.
123 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
124 Thomas Preud'homme <thomas.preudhomme@arm.com>
126 * config/arm/arm.c (gimplify.h): New include.
127 (arm_handle_cmse_nonsecure_call): New.
128 (arm_attribute_table): Added cmse_nonsecure_call.
129 (arm_comp_type_attributes): Deny compatibility of function types
130 with without the cmse_nonsecure_call attribute.
131 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
133 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
134 Thomas Preud'homme <thomas.preudhomme@arm.com>
136 * config/arm/arm.c (output_return_instruction): Clear
138 (thumb2_expand_return): Likewise.
139 (thumb1_expand_epilogue): Likewise.
140 (thumb_exit): Likewise.
141 (arm_expand_epilogue): Likewise.
142 (cmse_nonsecure_entry_clear_before_return): New.
143 (comp_not_to_clear_mask_str_un): New.
144 (compute_not_to_clear_mask): New.
145 * config/arm/thumb1.md (*epilogue_insns): Change length attribute.
146 * config/arm/thumb2.md (*thumb2_return): Disable for
147 cmse_nonsecure_entry functions.
148 (*thumb2_cmse_entry_return): Duplicate thumb2_return pattern for
149 cmse_nonsecure_entry functions.
151 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
152 Thomas Preud'homme <thomas.preudhomme@arm.com>
154 * config/arm/arm.c (use_return_insn): Change to return with bxns
155 when cmse_nonsecure_entry.
156 (output_return_instruction): Likewise.
157 (arm_output_function_prologue): Likewise.
158 (thumb_pop): Likewise.
159 (thumb_exit): Likewise.
160 (thumb2_expand_return): Assert that entry functions always have simple
162 (arm_expand_epilogue): Handle entry functions.
163 (arm_function_ok_for_sibcall): Disable sibcall for entry functions.
164 (arm_asm_declare_function_name): New.
165 * config/arm/arm-protos.h (arm_asm_declare_function_name): New.
166 * config/arm/elf.h (ASM_DECLARE_FUNCTION_NAME): Redefine to
167 use arm_asm_declare_function_name.
169 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
170 Thomas Preud'homme <thomas.preudhomme@arm.com>
172 * config/arm/arm.c (arm_handle_cmse_nonsecure_entry): New.
173 (arm_attribute_table): Added cmse_nonsecure_entry
174 (arm_compute_func_type): Handle cmse_nonsecure_entry.
175 (cmse_func_args_or_return_in_stack): New.
176 (arm_handle_cmse_nonsecure_entry): New.
177 * config/arm/arm.h (ARM_FT_CMSE_ENTRY): New macro define.
178 (IS_CMSE_ENTRY): Likewise.
179 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
181 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
182 Thomas Preud'homme <thomas.preudhomme@arm.com>
184 * config.gcc (extra_headers): Added arm_cmse.h.
185 * config/arm/arm-arches.def (ARM_ARCH):
186 (armv8-m): Add FL2_CMSE.
187 (armv8-m.main): Likewise.
188 (armv8-m.main+dsp): Likewise.
190 (arm_cpu_builtins): Added __ARM_FEATURE_CMSE macro.
191 * config/arm/arm-flags.h: Define FL2_CMSE.
192 * config/arm.c (arm_arch_cmse): New.
193 (arm_option_override): New error for unsupported cmse target.
194 * config/arm/arm.h (arm_arch_cmse): New.
195 * config/arm/arm.opt (mcmse): New.
196 * config/arm/arm_cmse.h: New file.
197 * doc/invoke.texi (ARM Options): Add -mcmse.
198 * doc/sourcebuild.texi (arm_cmse_ok): Add new effective target.
199 * doc/extend.texi: Add ARMv8-M Security Extensions entry.
201 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
203 * config/avr/avr.c: Fix coding rule glitches.
205 2016-12-02 Martin Jambor <mjambor@suse.cz>
207 * hsa.c (hsa_callable_function_p): Return false for artificial
210 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
212 PR rtl-optimization/78561
213 * varasm.c (recompute_pool_offsets): New.
214 (output_constant_pool): Call it.
216 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
218 PR rtl-optimization/78561
219 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Rename
220 get_pool_size to get_pool_size_upper_bound.
221 (rs6000_stack_info): Likewise.
222 (rs6000_emit_prologue): Likewise.
223 (rs6000_elf_declare_function_name): Likewise.
224 (rs6000_set_up_by_prologue): Likewise.
225 (rs6000_can_eliminate): Likewise, reformat spaces to tabs.
226 * output.h (get_pool_size): Rename to...
227 (get_pool_size_upper_bound): ...This.
228 * varasm.c (get_pool_size): Rename to...
229 (get_pool_size_upper_bound): ...This.
231 2016-12-02 Bin Cheng <bin.cheng@arm.com>
233 * match.pd: Add new pattern:
234 (cond (cmp (convert? x) c1) (op x c2) c3) -> (op (minmax x c1) c2).
236 2016-12-02 Nathan Sidwell <nathan@acm.org>
238 * diagnostic.c (diagnostic_report_diagnostic): Remove extraneous
241 2016-12-02 Aldy Hernandez <aldyh@redhat.com>
244 * gimple-ssa-warn-alloca.c (alloca_call_type): Handle
247 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
249 * config/s390/s390.c (s390_save_gprs_to_fprs): Fix RTL sharing
252 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
254 * config/avr/avr-arch.h (avr_mcu_t) [n_flash]: Remove field.
255 * config/avr/avr-devices.c (AVR_MCU): Remove N_FLASH macro argument.
256 * config/avr/avr-mcus.def (AVR_MCU): Remove initializer for n_flash.
257 * config/avr/avr.c (avr_set_core_architecture) [avr_n_flash]: Use
258 avr_mcu_types.flash_size to compute default value.
259 * config/avr/gen-avr-mmcu-specs.c (print_mcu) [cc1_n_flash]: Use
260 mcu->flash_size to compute value for spec.
262 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
264 * doc/invoke.texi (AVR Options) [-mabsdata]: Point to absdata.
265 * doc/extend.texi (AVR Variable Attributes) [progmem]: Hint
266 about linker description to avoid progmem altogether.
267 [absdata]: Point to -mabsdata option.
269 2016-12-02 Jakub Jelinek <jakub@redhat.com>
271 PR rtl-optimization/78547
272 * emit-rtl.c (unshare_all_rtl): Make sure DECL_RTL and
273 DECL_INCOMING_RTL is not shared.
274 * config/i386/i386.c (convert_scalars_to_vectors): If any
275 insns have been converted, adjust all parameter's DEC_RTL and
276 DECL_INCOMING_RTL back from V1TImode to TImode if the parameters have
279 PR rtl-optimization/78575
280 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses): Use
281 DF infrastructure to wrap all V1TImode reg uses into TImode subreg
282 if not already wrapped in a subreg. Make sure df_insn_rescan does not
283 affect further iterations.
285 2016-12-02 Martin Liska <mliska@suse.cz>
288 * sreal.c (sreal::to_int): Make absolute value before shifting.
289 (sreal::operator/): Likewise.
290 (sreal_verify_negative_division): New test.
291 (void sreal_c_tests): Call the new test.
292 * sreal.h (sreal::normalize_up): Use new SREAL_ABS and
294 (sreal::normalize_down): Likewise.
296 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
298 * combine.c (combine_simplify_rtx): Suppress replacement of
299 "(and (reg) (const_int bit))" with "if_then_else".
301 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
304 * config/s390/s390.md ("extzv")
305 ("*extzv<mode><clobbercc_or_nocc>")
306 ("*extzvdi<clobbercc_or_nocc>_lshiftrt")
307 ("*<risbg_n>_ior_and_sr_ze")
308 ("*extract1bitdi<clobbercc_or_nocc>")
309 ("*insv<mode><clobbercc_or_nocc>", "*insv_rnsbg_noshift")
310 ("*insv_rnsbg_srl", "*insv<mode>_mem_reg")
311 ("*insvdi_mem_reghigh", "*insvdi_reg_imm"): Use EXTRACT_ARGS_IN_RANGE
312 to validate the arguments of zero_extract and sign_extract.
314 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
317 * rtl.h (EXTRACT_ARGS_IN_RANGE): New.
319 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
321 * gcc/config/s390/s390.c (s390_builtin_vectorization_cost): New
323 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Define target
326 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
328 * config/s390/vector.md (vec_halfhalf): New mode iterator.
329 ("vec_pack_trunc_<mode>", "vec_pack_ssat_<mode>")
330 ("vec_pack_usat_<mode>", "vec_unpacks_hi_v16qi")
331 ("vec_unpacks_low_v16qi", "vec_unpacku_hi_v16qi")
332 ("vec_unpacku_low_v16qi", "vec_unpacks_hi_v8hi")
333 ("vec_unpacks_lo_v8hi", "vec_unpacku_hi_v8hi")
334 ("vec_unpacku_lo_v8hi", "vec_unpacks_hi_v4si")
335 ("vec_unpacks_lo_v4si", "vec_unpacku_hi_v4si")
336 ("vec_unpacku_lo_v4si"): New pattern definitions.
337 * config/s390/vx-builtins.md: Move VI_HW_HSD mode iterator to
340 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
342 * config/s390/s390-protos.h (s390_reverse_condition): New
344 * config/s390/s390.c (s390_canonicalize_comparison): Fold compares
346 (s390_reverse_condition): New function.
347 * config/s390/s390.h (REVERSE_CC_MODE, REVERSE_CONDITION): Define
350 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
352 * config/s390/s390-modes.def (CCVEQANY, CCVH, CCVHANY, CCVHU)
353 (CCVHUANY): Remove modes.
354 (CCVIH, CCVIHU, CCVIALL, CCVIANY, CCVFALL, CCVFANY): Add modes and
356 * config/s390/s390.c (s390_match_ccmode_set): Rename cc modes.
357 (s390_expand_vec_compare_scalar): Pick one of the cc consumer
359 (s390_branch_condition_mask): Adjust to use the new cc consumer
360 modes. The new modes allow for proper reversal in the middle-end.
361 (s390_expand_vec_compare_cc): Determine the proper cc producer and
362 consumer modes for a comparison.
363 * config/s390/s390.md: Rename CCVH to CCVIH and CCVHU to CCVIHU
365 * config/s390/vx-builtins.md: Likewise.
367 2016-12-02 Maxim Ostapenko <m.ostapenko@samsung.com>
369 * asan.c (asan_global_struct): Refactor.
370 (create_odr_indicator): New function.
371 (asan_needs_odr_indicator_p): Likewise.
372 (is_odr_indicator): Likewise.
373 (asan_add_global): Introduce odr_indicator_ptr. Pass it into global's
375 (asan_protect_global): Do not protect odr indicators.
377 2016-12-01 Jeff Law <law@redhat.com>
379 * tree-ssa-threadedge.c
380 (record_temporary_equivalences_from_stmts_at_dest): Avoid temporary
381 propagation of operands if there are no operands.
383 2016-12-02 Jakub Jelinek <jakub@redhat.com>
385 PR tree-optimization/78586
386 * gimple-ssa-sprintf.c (format_integer): Don't handle NOP_EXPR,
387 CONVERT_EXPR or COMPONENT_REF here. Formatting fix. For
388 SSA_NAME_DEF_STMT with NOP_EXPR only change argtype if the rhs1's
389 type is INTEGER_TYPE or POINTER_TYPE.
391 2016-12-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
394 * config/rs6000/vsx.md (vextuhlx): Revise mode of operand 2.
395 (vextuhrx): Likewise.
396 (vextuwlx): Likewise.
397 (vextuwrx): Likewise.
399 2016-12-01 David Malcolm <dmalcolm@redhat.com>
401 * dwarf2out.c (dwarf2out_c_finalize): Reset early_dwarf and
402 early_dwarf_finished.
404 2016-12-01 Eric Botcazou <ebotcazou@adacore.com>
405 David S. Miller <davem@davemloft.net>
407 * config/sparc/sparc.opt (mlra): New target option.
408 * config/sparc/sparc.c (TARGET_LRA_P): Define to...
409 (sparc_lra_p): ...this. New function.
410 (D_MODES, DF_MODES): Add missing cast.
411 * config/sparc/sparc.md (*movsi_lo_sum, *movsi_high): Do not
412 provide these insns when flag_pic.
413 (sethi_di_medlow, losum_di_medlow, seth44, setm44, setl44, sethh,
414 setlm, sethm, setlo, embmedany_sethi, embmedany_losum,
415 embmedany_brsum, embmedany_textuhi, embmedany_texthi,
416 embmedany_textulo, embmedany_textlo): Likewise.
417 (sethi_di_medlow_embmedany_pic): Provide it only with flag_pic.
419 2016-12-01 David Edelsohn <dje.gcc@gmail.com>
423 * dbxout.c (dbxout_type_fields): Skip TEMPLATE_DECLs.
425 2016-12-01 Richard Biener <rguenther@suse.de>
426 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
428 * vec.h (vec<T, A, vl_embed>::quick_grow_cleared): Guard call to
429 memset if len-oldlen != 0.
430 (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Likewise.
432 2016-12-01 Uros Bizjak <ubizjak@gmail.com>
434 * config/i386/i386.md (*andndi3_doubleword): Depend on TARGET_SSE2.
436 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
438 * config/avr/avr.c: Fix coding rule glitches.
440 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
442 PR tree-optimization/78598
443 * tree-ssa-loop-prefetch.c (ddown): Cast to signed to avoid
446 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
448 PR rtl-optimization/78596
449 * combine.c (simplify_comparison): Cast to unsigned to avoid
450 left shifting of negative value.
452 2016-12-01 Matthias Klose <doko@ubuntu.com>
454 * doc/install.texi: Don't use pkg-config to check for bdw-gc.
456 2016-12-01 Richard Biener <rguenther@suse.de>
458 * tree-ssa-alias.c (indirect_refs_may_alias_p): Do not
459 treat arrays with same type as objects that cannot overlap.
461 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
463 * config/avr/avr.c (avr_print_operand): Use SYMBOL_REF_P if possible.
464 (avr_handle_addr_attribute, avr_asm_output_aligned_decl_common)
465 (avr_asm_asm_output_aligned_bss, avr_addr_space_convert): Dito.
467 2016-12-01 Jakub Jelinek <jakub@redhat.com>
470 * dwarf2out.c (loc_descr_plus_const): For negative offset use
471 uint_loc_descriptor instead of int_loc_descriptor and perform negation
472 in unsigned HOST_WIDE_INT type.
473 (scompare_loc_descriptor): Shift UINTVAL left instead of INTVAL.
476 * config/rs6000/rs6000.c (rs6000_frame_related): Call
477 set_used_flags (pat) before any simplifications. Clear used flag on
478 PARALLEL copy. Don't guard add_reg_note call. Call
479 copy_rtx_if_shared on pat before storing it into
480 REG_FRAME_RELATED_EXPR.
482 2016-12-01 Alan Modra <amodra@gmail.com>
484 * gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly
485 look inside UNSPEC_VSX_XXSPLTW vec.
487 2016-12-01 Segher Boessenkool <segher@kernel.crashing.org>
489 PR rtl-optimization/78607
490 * combine.c (try_combine): Emit a barrier after a unconditional trap.
492 2016-11-30 Michael Meissner <meissner@linux.vnet.ibm.com>
495 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): If the
496 element is not a constant or in a register, force it to a
500 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Force value
501 that will be set to a vector element to be in a register.
502 * config/rs6000/vsx.md (vsx_set_<mode>_p9): Fix thinko that used
503 the wrong multiplier to convert the element number to a byte
506 2016-11-30 Vladimir Makarov <vmakarov@redhat.com>
508 PR tree-optimization/77856
509 * lra-constraints.c (inherit_in_ebb): Check original regno for
510 invalid invariant regs too. Set only clobbered hard regs for the
511 invalid invariant regs.
513 2016-11-30 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
515 Commit files forgotten in r242966.
517 * config/avr/avr-arch.h (avr_mcu_t) [flash_size]: New member.
518 * config/avr/avr-devices.c (avr_mcu_types): Add flash size info.
519 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Remove hard-coded
520 prefix check to find wrap-around value, instead use MCU flash size.
521 For 8k flash devices, update link_pmem_wrap spec string to
522 add --pmem-wrap-around=8k.
523 * config/avr/specs.h (LINK_RELAX_SPEC): Move link_pmem_wrap from
525 (LINK_SPEC): ...to here.
527 2016-11-30 David Malcolm <dmalcolm@redhat.com>
530 * selftest.c (selftest::assert_strndup_eq): New function.
531 (selftest::test_strndup): New function.
532 (selftest::test_libiberty): New function.
533 (selftest::selftest_c_tests): Call test_libiberty.
535 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
537 PR rtl-optimization/78610
538 * ira.c (combine_and_move_insns): Don't substitute into TRAP_IF
541 2016-11-30 Bin Cheng <bin.cheng@arm.com>
543 PR tree-optimization/78574
544 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Skip loop
545 header PHI that doesn't define biv.
547 2016-11-30 Jakub Jelinek <jakub@redhat.com>
549 * emit-rtl.c (verify_insn_sharing): Call verify_rtx_sharing instead of
552 * config/i386/i386.c (dimode_scalar_chain::convert_op): Avoid
553 sharing the SUBREG rtx between move and following insn.
555 * ira.c (ira_update_equiv_info_by_shuffle_insn): Use copy_rtx
556 for REG_EQUIV argument.
558 2016-11-30 Thomas Preud'homme <thomas.preudhomme@arm.com>
560 * config/arm/t-rmprofile: Add mappings for Cortex-M23 and Cortex-M33.
562 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
565 * real.c (real_hash): Add cast to avoid left
566 shifting of negative values.
568 2016-11-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
571 * config/aarch64/aarch64.md (add<mode>3): Extract inner expression
572 from a subreg in operands[1] and don't call REGNO on a non-reg
573 expression when deciding to force operands[2] into a reg.
575 2016-11-30 Claudiu Zissulescu <claziss@synopsys.com>
576 Andrew Burgess <andrew.burgess@embecosm.com>
578 * config/arc/arc-protos.h (arc_store_addr_hazard_p): Declare.
579 * config/arc/arc.c (arc_store_addr_hazard_p): New function.
580 (workaround_arc_anomaly): Call arc_store_addr_hazard_p for ARC700.
581 * config/arc/arc700.md: Add define_bypass for store/load.
583 2016-11-30 Martin Liska <mliska@suse.cz>
585 * cgraph.c (symbol_table::initialize): Initialize
586 ipa_clones_dump_file.
587 (cgraph_node::remove): Report to ipa_clones_dump_file.
588 * cgraph.h: Add new argument (suffix) to cloning methods.
589 * cgraphclones.c (dump_callgraph_transformation): New function.
590 (cgraph_node::create_clone): New argument.
591 (cgraph_node::create_virtual_clone): Likewise.
592 (cgraph_node::create_version_clone): Likewise.
593 * dumpfile.c: Add .ipa-clones dump file.
594 * dumpfile.h (enum tree_dump_index): Add TDI_clones
595 * ipa-inline-transform.c (clone_inlined_nodes): Report operation
596 to dump_callgraph_transformation.
598 2016-11-30 Martin Liska <mliska@suse.cz>
601 * asan.c (asan_expand_mark_ifn): Properly
602 select a VAR_DECL from FRAME.* component reference.
604 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
606 PR rtl-optimization/78583
607 * simplify-rtx.c (simplify_truncation): Add check missing from the
610 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
612 PR rtl-optimization/78590
613 * combine.c (change_zero_ext): Transform zero_extend of subregs only
614 if the subreg_reg is a scalar integer mode.
616 2016-11-30 Jakub Jelinek <jakub@redhat.com>
618 PR tree-optimization/78586
619 * gimple-ssa-sprintf.c (format_integer): Use TYPE_MAX_VALUE or
620 TYPE_MIN_VALUE or build_all_ones_cst instead of folding LSHIFT_EXPR.
621 Don't build_int_cst min/max twice. Formatting fix.
623 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
625 PR rtl-optimization/78588
626 * combine.c (if_then_else_cond): Also guard against BLKmode.
627 * rtlanal.c (num_sign_bit_copies1): Add assert.
629 2016-11-29 Jeff Law <law@redhat.com>
631 * common/config/arc/arc-common.c (arc_handle_option): Remove unused
634 * lra-constraints.c (check_and_process_move): Constrain the
635 range of DCLASS and SCLASS to avoid false positive out of bounds
638 2016-11-29 David Malcolm <dmalcolm@redhat.com>
640 * doc/install.texi (--with-target-bdw-gc): Remove stray '@'.
642 2016-11-29 David Malcolm <dmalcolm@redhat.com>
644 PR preprocessor/78569
645 * input.c (get_substring_ranges_for_loc): Fail gracefully if
646 line directives were present.
648 2016-11-30 Matthias Klose <doko@ubuntu.com>
650 * doc/install.texi: Document configure options --enable-objc-gc
651 and --with-target-bdw-gc.
653 2016-11-29 Michael Meissner <meissner@linux.vnet.ibm.com>
656 * config/rs6000/rs6000.md (mov<mode>_internal, QHI iterator): Add
657 'x' to stxsi<wd>x print pattern, so that QImode and HImode values
658 residing in traditional altivec registers can be stored
661 2016-11-29 Max Filippov <jcmvbkbc@gmail.com>
664 * config/xtensa/xtensa.c (hwloop_optimize): Don't emit zero
665 overhead loop start between a call and its CALL_ARG_LOCATION
668 2016-11-29 Waldemar Brodkorb <wbx@openadk.org>
670 * config/bfin/linux.h (CPP_SPEC): Define.
672 2016-11-29 Martin Sebor <msebor@redhat.com>
674 PR tree-optimization/78512
675 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Remove.
676 * config/rs6000/linux.h: Same.
677 * config/rs6000/linux64.h: Same.
678 * config/sol2.h: Same.
679 * config/sol2.c (solaris_printf_pointer_format): Remove.
680 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Remove.
681 * doc/tm.texi: Regenerate.
682 * gimple-ssa-sprintf.c (format_pointer): Rempove.
683 (pass_sprintf_length::compute_format_length): Return bool.
684 (pass_sprintf_length::handle_gimple_call): Adjust.
685 * target.def (printf_pointer_format): Remove.
686 * targhooks.c (default_printf_pointer_format): Remove.
687 (linux_printf_pointer_format): Same.
688 * targhooks.h (default_printf_pointer_format): Remove.
689 (linux_printf_pointer_format, solaris_printf_pointer_format): Same.
691 2016-11-29 Uros Bizjak <ubizjak@gmail.com>
693 * config/i386/sse.md (UNSPEC_MASKOP): Move from i386.md.
695 (SWI1248_AVX512BWDQ): Ditto.
696 (SWI1248_AVX512BW): Ditto.
697 (k<any_logic:code><mode>): Ditto.
698 (kandn<mode>): Ditto.
699 (kxnor<mode>): Ditto.
701 (*k<any_lshift:code><mode>): Ditto.
702 (kortestzhi, kortestchi): Ditto.
703 (kunpckhi, kunpcksi, kunpckdi): Ditto.
705 2016-11-29 Andrew Pinski <apinski@cavium.com>
707 * tree-vrp.c (simplify_stmt_using_ranges): Use boolean_type_node
710 2016-11-29 Chen Gang <gang.chen.5i5j@gmail.com>
713 * config/tilegx/tilegx.c (tilegx_function_profiler): Save r10
714 to stack before call mcount.
715 (tilegx_can_use_return_insn_p): Clean up code.
717 2016-11-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
719 * config/avr/avr-mcu.def: (avr_mcu_types): Add flash size info.
721 2016-11-29 David Malcolm <dmalcolm@redhat.com>
727 * spellcheck.c (selftest::test_find_closest_string): Verify that
728 we don't offer the goal string as a suggestion.
729 * spellcheck.h (best_match::get_best_meaningful_candidate): Don't
730 offer the goal string as a suggestion.
733 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
735 * config/arc/arc.c (arc_override_options): Avoid selection of
736 compact casesi for ARCv2.
738 2016-11-29 Richard Biener <rguenther@suse.de>
740 * tree-cfg.c (lower_phi_internal_fn): Do not look for further
741 PHIs after a regular stmt.
742 (stmt_starts_bb_p): PHIs not preceeded by a PHI or a label
745 2016-11-29 Martin Liska <mliska@suse.cz>
747 PR gcov-profile/78582
748 * tree-profile.c (gimple_gen_time_profiler): Make one extra BB
749 to prevent PHI argument clash.
751 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
753 * config/arc/arc.opt (marclinux): Fix typo.
754 (marclinux_prof): Likewise.
756 2016-11-29 Jiong Wang <jiong.wang@arm.com>
758 * target.def (stack_protect_runtime_enabled_p): New.
759 * function.c (expand_function_end): Guard stack_protect_epilogue with
760 targetm.stack_protect_runtime_enabled_p.
761 * cfgexpand.c (pass_expand::execute): Likewise.
762 * calls.c (expand_call): Likewise.
763 * doc/tm.texi.in (TARGET_STACK_PROTECT_RUNTIME_ENABLED_P): Add it.
764 * doc/tm.texi: Regenerate.
766 2016-11-29 Richard Biener <rguenther@suse.de>
769 * match.pd: Add CST1 - (CST2 - A) -> CST3 + A missing case.
771 2016-11-29 Janus Weil <janus@gcc.gnu.org>
773 * doc/contrib.texi: Add a few missing gfortran contributors.
775 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
777 * combine.c (change_zero_ext): Also handle extends from a subreg
778 to a mode bigger than that of the operand of the subreg.
780 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
783 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Emit the
784 stack_restore_tie insn instead of stack_tie, for the SVR4 and
786 * config/rs6000/rs6000.md (stack_restore_tie): New define_insn.
788 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
790 * shrink-wrap.c (init_separate_shrink_wrap): Do not clear
791 head_components and tail_components.
792 (spread_components): New algorithm.
793 (emit_common_tails_for_components): Clear head_components and
795 (insert_prologue_epilogue_for_components): Write extra output to the
796 dump file for sibcalls and abnormal exits.
798 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
800 PR rtl-optimization/78342
801 * combine.c: Include "cfghooks.h".
802 (try_combine): If we create an unconditional trap, break the basic
803 block in two just after it, and remove the edge between; also, set
804 the *new_direct_jump_p flag so that cleanup_cfg is run.
806 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
808 * simplify-rtx.c (simplify_truncation): Handle truncate of zero_extract
811 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
813 * config/i386/i386.md (*and<mode>_1): Merge insn pattern from
814 *andsi_1 and *andhi_1 using SWI24 mode iterator. Use multi-line
815 output template string.
816 (*anddi_1): Use multi-line output template string.
819 2016-11-28 Jakub Jelinek <jakub@redhat.com>
822 * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void.
823 * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any
824 note has been removed.
825 * postreload.c (reload_combine_recognize_pattern): If
826 remove_reg_equal_equiv_notes returns true, call df_notes_rescan.
828 2016-11-28 Martin Sebor <msebor@redhat.com>
831 * gimple-ssa-sprintf.c (target_max_value): Remove.
832 (target_int_max, target_size_max): Use TYPE_MAX_VALUE.
833 (get_width_and_precision): New function.
834 (format_integer, format_floating, get_string_length, format_string):
835 Correct handling of width and precision with unknown value.
836 (format_directive): Add warning.
837 (pass_sprintf_length::compute_format_length): Allow for precision
838 to consist of a sole period with no asterisk or digits after it.
840 2016-11-28 Jakub Jelinek <jakub@redhat.com>
842 PR rtl-optimization/78546
843 * simplify-rtx.c (neg_const_int): When negating most negative
844 number in mode wider than HOST_BITS_PER_WIDE_INT, use
845 simplify_const_unary_operation to produce CONST_DOUBLE or
847 (simplify_plus_minus): Handle the case where neg_const_int
848 doesn't return a CONST_INT.
850 2016-11-28 Markus Trippelsdorf <markus@trippelsdorf.de>
853 * config/rs6000/rs6000.c (vspltis_constant): Add casts to avoid
854 left shifting of negative values.
856 2016-11-28 Jakub Jelinek <jakub@redhat.com>
859 * tree-nested.c (convert_local_reference_stmt): After adding
860 shared (FRAME.NN) clause to omp parallel, task or target,
861 add it also to all outer omp parallel, task or target constructs.
863 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
865 * config/i386/i386.md (UNSPEC_KMASKOP): New.
866 (UNSPEC_KMOV): Remove.
867 (kmovw): Expand to plain HImode move.
868 (k<any_logic:code><mode>): Rename from *k<logic><mode>. Use
869 register_operand predicates. Tag pattern with UNSPEC_KMASKOP.
870 Remove corresponding clobber-removing splitter.
871 (*anddi_1): Remove mask register alternatives.
875 (*<any_or:code><mode>_1): Ditto.
876 (*<any_or:code>qi_1): Ditto.
877 (kandn<mode>): Use SWI1248_AVX512BW mode iterator. Remove
878 general register alternatives. Tag pattern with UNSPEC_KMASKOP.
879 Remove corresponding splitter to operation with general registers.
880 (*andn<SWI38:mode>): Rename from *bmi_andn_<mode>.
881 (*andn<SWI12:mode>): New pattern.
882 (*kxnor<mode>): Remove general register alternatives. Tag pattern
883 with UNSPEC_KMASKOP. Remove corresponding splitter to operation
884 with general registers.
885 (knot<mode>): New insn pattern.
886 (*one_cmpl<mode>2_1): Remove mask register alternatives.
887 (one_cmplqi2_1): Ditto.
888 (*k<any_lshift:code><mode>): Rename from *k<mshift><mode>3.
889 Tag pattern with UNSPEC_KMASKOP. Add mode attribute.
890 * config/i386/predicates.md (mask_reg_operand): Remove predicate.
891 * config/i386/sse.md (vec_unpacks_hi_hi): Update pattern
892 to generate kmaskop shift.
893 (vec_unpacks_hi_<mode>): Ditto.
894 * config/i386/i386-builtin.def (__builtin_ia32_kandhi):
896 (__builtin_ia32_knothi): Use CODE_FOR_knothi.
897 (__builtin_ia32_korhi): Use CODE_FOR_kiorhi.
898 (__builtin_ia32_kxorhi): Use CODE_FOR_kxorhi.
900 2016-11-28 Richard Biener <rguenther@suse.de>
902 * tree-vrp.c (vrp_visit_assignment_or_call): Handle simplifications
903 to SSA names via extract_range_from_ssa_name if allowed.
905 2016-11-28 Richard Biener <rguenther@suse.de>
907 PR tree-optimization/78542
908 * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification
911 2016-11-28 Paolo Bonzini <bonzini@gnu.org>
913 * combine.c (simplify_if_then_else): Simplify IF_THEN_ELSE that
914 isolates a single bit, even if the condition involves subregs.
916 2016-11-28 Tamar Christina <tamar.christina@arm.com>
918 * config/aarch64/aarch64-simd-builtins.def
919 (BSL_P): Added di and v2di mode.
920 * config/aarch64/arm_neon.h
921 (vsriq_n_p64, vsri_n_p64): Added poly type.
922 (vextq_p64, vext_p64): Likewise.
923 (vceq_p64, vbslq_p64, vbsl_p64): Likewise.
925 2016-11-28 Tamar Christina <tamar.christina@arm.com>
927 * config/aarch64/aarch64-builtins.c (TYPES_SETREGP): Added poly type.
928 (TYPES_GETREGP): Likewise.
929 (TYPES_SHIFTINSERTP): Likewise.
930 (TYPES_COMBINEP): Likewise.
931 (TYPES_STORE1P): Likewise.
932 * config/aarch64/aarch64-simd-builtins.def
933 (combine): Added poly generator.
934 (get_dregoi): Likewise.
935 (get_dregci): Likewise.
936 (get_dregxi): Likewise.
940 * config/aarch64/arm_neon.h
941 (poly64x1x2_t, poly64x1x3_t): New.
942 (poly64x1x4_t, poly64x2x2_t): Likewise.
943 (poly64x2x3_t, poly64x2x4_t): Likewise.
944 (poly64x1_t): Likewise.
945 (vcreate_p64, vcombine_p64): Likewise.
946 (vdup_n_p64, vdupq_n_p64): Likewise.
947 (vld2_p64, vld2q_p64): Likewise.
948 (vld3_p64, vld3q_p64): Likewise.
949 (vld4_p64, vld4q_p64): Likewise.
950 (vld2_dup_p64, vld3_dup_p64): Likewise.
951 (vld4_dup_p64, vsli_n_p64): Likewise.
952 (vsliq_n_p64, vst1_p64): Likewise.
953 (vst1q_p64, vst2_p64): Likewise.
954 (vst3_p64, vst4_p64): Likewise.
955 (__aarch64_vdup_lane_p64, __aarch64_vdup_laneq_p64): Likewise.
956 (__aarch64_vdupq_lane_p64, __aarch64_vdupq_laneq_p64): Likewise.
957 (vget_lane_p64, vgetq_lane_p64): Likewise.
958 (vreinterpret_p8_p64, vreinterpretq_p8_p64): Likewise.
959 (vreinterpret_p16_p64, vreinterpretq_p16_p64): Likewise.
960 (vreinterpret_p64_f16, vreinterpret_p64_f64): Likewise.
961 (vreinterpret_p64_s8, vreinterpret_p64_s16): Likewise.
962 (vreinterpret_p64_s32, vreinterpret_p64_s64): Likewise.
963 (vreinterpret_p64_f32, vreinterpret_p64_u8): Likewise.
964 (vreinterpret_p64_u16, vreinterpret_p64_u32): Likewise.
965 (vreinterpret_p64_u64, vreinterpret_p64_p8): Likewise.
966 (vreinterpretq_p64_f64, vreinterpretq_p64_s8): Likewise.
967 (vreinterpretq_p64_s16, vreinterpretq_p64_s32): Likewise.
968 (vreinterpretq_p64_s64, vreinterpretq_p64_f16): Likewise.
969 (vreinterpretq_p64_f32, vreinterpretq_p64_u8): Likewise.
970 (vreinterpretq_p64_u16, vreinterpretq_p64_u32): Likewise.
971 (vreinterpretq_p64_u64, vreinterpretq_p64_p8): Likewise.
972 (vreinterpret_f16_p64, vreinterpretq_f16_p64): Likewise.
973 (vreinterpret_f32_p64, vreinterpretq_f32_p64): Likewise.
974 (vreinterpret_f64_p64, vreinterpretq_f64_p64): Likewise.
975 (vreinterpret_s64_p64, vreinterpretq_s64_p64): Likewise.
976 (vreinterpret_u64_p64, vreinterpretq_u64_p64): Likewise.
977 (vreinterpret_s8_p64, vreinterpretq_s8_p64): Likewise.
978 (vreinterpret_s16_p64, vreinterpret_s32_p64): Likewise.
979 (vreinterpretq_s32_p64, vreinterpret_u8_p64): Likewise.
980 (vreinterpret_u16_p64, vreinterpretq_u16_p64): Likewise.
981 (vreinterpret_u32_p64, vreinterpretq_u32_p64): Likewise.
982 (vset_lane_p64, vsetq_lane_p64): Likewise.
983 (vget_low_p64, vget_high_p64): Likewise.
984 (vcombine_p64, vst2_lane_p64): Likewise.
985 (vst3_lane_p64, vst4_lane_p64): Likewise.
986 (vst2q_lane_p64, vst3q_lane_p64): Likewise.
987 (vst4q_lane_p64, vget_lane_p64): Likewise.
988 (vget_laneq_p64, vset_lane_p64): Likewise.
989 (vset_laneq_p64, vcopy_lane_p64): Likewise.
990 (vcopy_laneq_p64, vdup_n_p64): Likewise.
991 (vdupq_n_p64, vdup_lane_p64): Likewise.
992 (vdup_laneq_p64, vld1_p64): Likewise.
993 (vld1q_p64, vld1_dup_p64): Likewise.
994 (vld1q_dup_p64, vld1q_dup_p64): Likewise.
995 (vmov_n_p64, vmovq_n_p64): Likewise.
996 (vst3q_p64, vst4q_p64): Likewise.
997 (vld1_lane_p64, vld1q_lane_p64): Likewise.
998 (vst1_lane_p64, vst1q_lane_p64): Likewise.
999 (vcopy_laneq_p64, vcopyq_laneq_p64): Likewise.
1000 (vdupq_laneq_p64): Likewise.
1002 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1004 * config/arm/arm_neon.h (vget_lane_p64): New.
1006 2016-11-28 Iain Sandoe <iain@codesourcery.com>
1009 * configure.ac (with_ld64): Use portable method to extract the
1010 major part of the version number.
1011 * configure: Regenerated.
1013 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1015 * gimple-ssa-sprintf.c (build_intmax_type_nodes): Look at
1016 UINTMAX_TYPE rather than SIZE_TYPE. Add gcc_unreachable if
1017 intmax_t couldn't be determined.
1018 (format_integer): Make {,u}intmax_type_node no longer static,
1019 initialize them only when needed. For z and t use
1020 signed_or_unsigned_type_for instead of assuming size_t and
1021 ptrdiff_t have the same precision.
1024 * ipa-icf.h (sem_item_optimizer): Add m_classes_vec member.
1025 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Initialize it.
1026 (sem_item_optimizer::~sem_item_optimizer): Traverse m_classes_vec
1027 vector instead of traversing m_classes hash table. Release
1029 (sem_item_optimizer::read_section, sem_item_optimizer::add_class):
1031 (sem_item_optimizer::get_group_by_hash): When inserting a new group,
1032 add it also to m_classes_vec vector.
1033 (sem_item_optimizer::remove_symtab_node,
1034 sem_item_optimizer::build_hash_based_classes,
1035 sem_item_optimizer::parse_nonsingleton_classes): Formatting fixes.
1036 (sem_item_optimizer::subdivide_classes_by_equality,
1037 sem_item_optimizer::subdivide_classes_by_sensitive_refs,
1038 sem_item_optimizer::verify_classes): Traverse m_classes_vec vector
1039 instead of traversing m_classes hash table. Formatting fixes.
1040 (sem_item_optimizer::traverse_congruence_split,
1041 sem_item_optimizer::do_congruence_step_for_index,
1042 sem_item_optimizer::do_congruence_step): Formatting fixes.
1043 (sem_item_optimizer::process_cong_reduction): Traverse m_classes_vec
1044 vector instead of traversing m_classes hash table.
1045 (sem_item_optimizer::dump_cong_classes): Likewise. Formatting fixes.
1046 (sem_item_optimizer::merge_classes): Traverse m_classes_vec vector
1047 instead of traversing m_classes hash table.
1049 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
1051 * config/avr/avr.c (out_movhi_r_mr) [REG_X + PLUS]: Only SBIW if
1052 X is not unused after.
1054 2016-11-28 Bernd Schmidt <bschmidt@redhat.com>
1056 PR rtl-optimization/78120
1057 * rtlanal.c (insn_rtx_cost): Revert previous change.
1059 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
1062 * config/avr/avr.md (SPLIT34): New mode iterator.
1063 (bitop): New code iterator.
1064 (*iorhi3.ashift8-*). New insn-and-split patterns.
1065 (*movhi): Post-reload split reg = 0.
1066 [!MOVW]: Post-reload split reg = reg.
1067 (*mov<mode>) [SI,SF,PSI,SQ,USQ,SA,USA]: Post-reload split reg = reg.
1068 (andhi3, andpsi3, andsi3): Post-reload split reg-reg operations.
1069 (iorhi3, iorpsi3, iorsi3): Same.
1070 (xorhi3, xorpsi3, xorsi3): Same.
1071 * config/avr/avr.c (avr_rtx_costs_1) [IOR && HImode]: Adjust rtx
1072 costs to *iorhi3.ashift8-* patterns.
1074 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1075 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1078 * config.in: Regenerate
1079 * config/darwin-driver.c (darwin_driver_init): Emit a version string
1081 * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
1082 * config/darwin.opt(asm_macosx_version_min): New.
1083 * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
1084 * configure: Regenerate
1085 * configure.ac: Check for mmacosx-version-min handling.
1087 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1090 * config/i386/i386.c (ix86_code_end): Note that we emitted code
1091 where the function might otherwise appear empty for picbase thunks.
1092 (ix86_output_function_epilogue): If we find a zero-sized function
1093 assume that reaching it is UB and trap. If we find a trailing label
1095 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
1096 find a zero-sized function assume that reaching it is UB and trap.
1097 If we find a trailing label, append a nop.
1099 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1102 * config/darwin-sections.def (picbase_thunk_section): New.
1103 * config/darwin.c (darwin_init_sections): Set up picbase thunk
1104 section. (darwin_rodata_section, darwin_objc2_section,
1105 machopic_select_section, darwin_asm_declare_constant_name,
1106 darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
1107 coalesced with newer linkers.
1108 (darwin_override_options): Decide on usage of coalesed sections
1109 on the basis of the target linker version.
1110 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
1111 * config/darwin.opt (mtarget-linker): New.
1112 * config/i386/i386.c (ix86_code_end): Do not force the thunks into
1113 a coalesced section, instead use a thunks section.
1115 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1118 * configure.ac (with-ld64): New var, set for Darwin, set on
1119 detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
1120 * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New, define.
1121 * config/darwin10.h(DEF_LD64): Update for this target version.
1122 * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic test.
1123 (DEF_LD64): Update for this target version.
1124 * configure: Regenerated.
1125 * config.in: Regenerated.
1127 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1130 * config/darwin.c (imachopic_indirection_name): Make data
1131 section indirections linker-visible.
1132 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
1133 constant labels linker-visible.
1135 2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1137 * tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node.
1138 (free_lang_data): Remove assignment to ptrdiff_type_node.
1140 2016-11-25 Jakub Jelinek <jakub@redhat.com>
1142 PR rtl-optimization/78526
1143 * simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi
1144 beyond val's precision.
1146 PR rtl-optimization/78527
1147 * combine.c (make_compound_operation_int): Ignore LSHIFTRT with
1148 out of bounds shift count.
1150 2016-11-25 Martin Liska <mliska@suse.cz>
1153 * doc/invoke.texi (-fprofile-use): Fix reference to a section
1154 where -fprofile-generate is documented.
1156 2016-11-25 Martin Liska <mliska@suse.cz>
1158 PR gcov-profile/78086
1159 * coverage.c (build_init_ctor): Don't use priority {cd}tors if
1160 not supported by a target. Set priority to 100 if possible.
1161 (build_gcov_exit_decl): Likewise.
1163 2016-11-25 Richard Biener <rguenther@suse.de>
1166 * ipa-prop.c (compute_complex_assign_jump_func): Properly identify
1167 unary, binary and single RHSs.
1168 * tree.def (BIT_INSERT_EXPR): Adjust tree code name.
1170 2016-11-25 Bin Cheng <bin.cheng@arm.com>
1175 * match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use
1176 cmp directly, rather than cmp_code. Initialize code to ERROR_MARK
1177 and set it to result code if transformation is valid. Use code EQ
1178 directly in last simplification case.
1180 2016-11-25 Richard Biener <rguenther@suse.de>
1182 * gimple-fold.c (fold_stmt_1): Check may_propagate_copy
1183 before valueizing return stmts.
1185 2016-11-24 Richard Biener <rguenther@suse.de>
1187 PR tree-optimization/78343
1188 * passes.def: Add CD-DCE pass after loop splitting.
1189 * tree-ssa-dce.c (find_obviously_necessary_stmts): Move
1190 SCEV init/finalize ...
1191 (perform_tree_ssa_dce): ... here. Deal with being
1192 executed inside the loop pipeline in aggressive mode.
1194 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
1196 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
1198 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
1200 PR tree-optimization/77673
1201 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
1202 (init_symbolic_number): Initialize src field from src parameter.
1203 (perform_symbolic_merge): Select most dominated statement as the
1204 source statement. Set src field of resulting n structure from the
1205 input src with the lowest address.
1206 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
1207 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
1208 of load from src field rather than insertion statement. Cancel
1209 optimization if statement analyzed is not dominated by the insertion
1211 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
1212 dominance information.
1214 2016-11-25 Eric Botcazou <ebotcazou@adacore.com>
1217 * config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
1219 2016-11-25 Martin Jambor <mjambor@suse.cz>
1221 PR tree-optimization/70965
1222 * passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges.
1224 2016-11-24 James Greenahlgh <james.greenhalgh@arm.com>
1227 * config/i386/i386.c (i386_excess_precision): Do not return
1228 FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
1229 EXCESS_PRECISION_TYPE_STANDARD.
1230 * target.def (excess_precision): Document that targets should
1231 not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
1232 EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST.
1233 Fix typo in first sentence.
1234 * doc/tm.texi: Regenerate.
1236 2016-11-25 Richard Biener <rguenther@suse.de>
1238 PR tree-optimization/78396
1239 * tree-vectorizer.c (vectorize_loops): When the if-converted
1240 body contains masked loads or stores do not attempt to
1241 basic-block-vectorize it.
1243 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
1244 Alan Hayward <alan.hayward@arm.com>
1245 David Sherwood <david.sherwood@arm.com>
1247 * function.h (spill_slot_alignment): Declare.
1248 * function.c (spill_slot_alignment): New function.
1249 * lra-spills.c (slot): Add align and size fields.
1250 (assign_mem_slot): Use them in the call to assign_stack_local.
1251 (add_pseudo_to_slot): Update the fields.
1252 (assign_stack_slot_num_and_sort_pseudos): Initialise the fields.
1254 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
1255 Alan Hayward <alan.hayward@arm.com>
1256 David Sherwood <david.sherwood@arm.com>
1258 * stor-layout.c (layout_type): Allow the caller to set the mode of
1259 a float type. Only choose one here if the mode is still VOIDmode.
1260 * tree.c (build_common_tree_nodes): Set the type mode of decimal
1261 floats before calling layout_type.
1262 * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
1264 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
1266 * tree-tailcall.c (find_tail_calls): Allow calls to reference
1267 local variables if all references are known to be direct.
1269 2016-11-25 Jakub Jelinek <jakub@redhat.com>
1270 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1273 * tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be
1274 non null and it's precision matches precision of lhs's type.
1276 2016-11-24 Martin Sebor <msebor@redhat.com>
1278 PR tree-optimization/78476
1279 * gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info):
1281 (handle_gimple_call): Adjust signature.
1282 (try_substitute_return_value): Remove calls to bounded functions
1283 with zero buffer size whose result is known.
1284 (pass_sprintf_length::execute): Adjust call to handle_gimple_call.
1286 2016-11-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1288 * varasm.c (assemble_start_function): Wrap align_log definition in
1289 ASM_OUTPUT_MAX_SKIP_ALIGN.
1291 2016-11-24 Uros Bizjak <ubizjak@gmail.com>
1293 * config/i386/i386.md (wide AND insn to QImode splitter): Use
1294 explicit mode macros.
1295 (wide OR insn to QImode splitter): Ditto.
1297 2016-11-24 Vladimir Makarov <vmakarov@redhat.com>
1299 PR rtl-optimization/77541
1300 * lra-constraints.c (struct input_reload): Add field match_p.
1301 (get_reload_reg): Check modes of input reloads to generate unique
1302 value reload pseudo.
1303 (match_reload): Add input reload pseudo for the current insn.
1305 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
1307 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update
1308 __FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch
1309 architecture levels.
1310 * config/aarch64/aarch64.c (aarch64_promoted_type): Only promote
1311 the aarch64_fp16_type_node, not all HFmode types.
1312 (aarch64_libgcc_floating_mode_supported_p): Support HFmode.
1313 (aarch64_scalar_mode_supported_p): Likewise.
1314 (aarch64_excess_precision): New.
1315 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
1316 (TARGET_SCALAR_MODE_SUPPORTED_P): Likewise.
1317 (TARGET_C_EXCESS_PRECISION): Likewise.
1319 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
1321 * config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New.
1322 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1324 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
1326 * config/aarch64/aarch64.md (<optab>sihf2): Convert to expand.
1327 (<optab>dihf2): Likewise.
1328 (aarch64_fp16_<optab><mode>hf2): New.
1330 2016-11-24 Alexander Monakov <amonakov@ispras.ru>
1333 * config/nvptx/mkoffload.c (main): Allow -fopenmp.
1335 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
1337 * common/config/sparc/sparc-common.c (sparc_option_optimization_table):
1338 Enable REE at -O2 and higher.
1339 * config/sparc/sparc.c (sparc_option_override): Disable it by default
1342 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1346 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
1347 (new_temp_expr_table): Initialise reg_vars_cnt.
1348 (free_temp_expr_table): Release reg_vars_cnt.
1349 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
1351 (find_replaceable_in_bb): Use the above to record register variable
1352 write occurrences and cancel replacement across them.
1354 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
1356 PR rtl-optimization/78437
1357 * ree.c (get_uses): New function.
1358 (combine_reaching_defs): When a copy is needed, return false if any
1359 reaching use of the source register reads it in a mode larger than
1360 the mode it is set in and WORD_REGISTER_OPERATIONS is true.
1362 2016-11-24 Martin Liska <mliska@suse.cz>
1364 * gimple-pretty-print.c (dump_edge_probability): New function.
1365 (dump_gimple_switch): Dump label edge probabilities.
1366 (dump_gimple_cond): Likewise.
1367 (dump_gimple_label): Dump
1368 (dump_gimple_bb_header): Dump basic block frequency.
1369 (pp_cfg_jump): Replace e->dest argument with e.
1370 (dump_implicit_edges): Likewise.
1371 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
1372 Use gimple_bb (at) instead of at->bb.
1374 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
1376 * common.opt (flimit-function-alignment): New.
1377 * doc/invoke.texi (-flimit-function-alignment): Document.
1378 * emit-rtl.h (struct rtl_data): Add max_insn_address field.
1379 * final.c (shorten_branches): Set it.
1380 * varasm.c (assemble_start_function): Limit alignment if
1383 2016-11-24 Richard Biener <rguenther@suse.de>
1385 PR tree-optimization/71595
1386 * cfgloopmanip.h (remove_path): Add irred_invalidated and
1387 loop_closed_ssa_invalidated parameters, defaulted to NULL.
1388 * cfgloopmanip.c (remove_path): Likewise, pass them along to
1389 called functions. Only fix irred flags if the caller didn't
1391 * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
1392 (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
1395 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
1397 PR rtl-optimization/78120
1398 * ifcvt.c (noce_conversion_profitable_p): Check original cost in all
1399 cases, and additionally test against max_seq_cost for speed
1401 (noce_process_if_block): Compute an estimate for the original cost when
1402 optimizing for speed, using the minimum of then and else block costs.
1404 PR rtl-optimization/78120
1405 * rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
1407 PR rtl-optimization/78120
1408 * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
1410 2016-11-24 Bin Cheng <bin.cheng@arm.com>
1412 * match.pd: Refine type conversion in result expr for below pattern:
1413 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
1415 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
1418 * tree.h (wi::fits_to_boolean_p): New predicate.
1419 (wi::fits_to_tree_p): Use it for boolean types.
1420 * tree.c (int_fits_type_p): Likewise.
1422 2016-11-24 Martin Liska <mliska@suse.cz>
1424 * print-tree.c (struct bucket): Remove.
1425 (print_node): Add new argument which drives whether a tree node
1426 is printed briefly or not.
1427 (debug_tree): Replace a custom hash table with hash_set<T>.
1428 * print-tree.h (print_node): Add the argument.
1430 2016-11-24 Chung-Lin Tang <cltang@codesourcery.com>
1432 * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
1434 2016-11-23 Peter Bergner <bergner@vnet.ibm.com>
1437 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
1438 if it is at least NREGS wide.
1440 2016-11-23 Joseph Myers <joseph@codesourcery.com>
1442 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
1443 TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
1444 TFmode, IFmode and KFmode.
1446 2016-11-23 Joseph Myers <joseph@codesourcery.com>
1448 * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
1451 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
1453 * combine.c (change_zero_ext): Only change the mode of a hard register
1454 destination if can_change_dest_mode holds for that.
1456 2016-11-23 Jeff Law <law@redhat.com>
1458 * varasm.c (assemble_name): Increase buffer size for name.
1460 * config/spu/spu.md (floatunsdidf2): Remove unused local variable.
1462 2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com>
1464 * doc/extend.texi: Constify first argument to __builtin_object_size.
1466 2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
1468 * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
1469 to be used. Add brackets around macro argument.
1471 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
1473 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
1475 2016-11-23 Jakub Jelinek <jakub@redhat.com>
1478 * opts.c (parse_sanitizer_options): For -fsanitize=undefined,
1479 restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
1481 2016-11-23 Jakub Jelinek <jakub@redhat.com>
1484 * omp-low.c (build_outer_var_ref): Change lastprivate argument
1485 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
1486 on worksharing constructs, treat it like clauses on simd construct.
1488 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
1489 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
1490 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
1491 of true as last argument to build_outer_var_ref.
1493 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
1495 * config/i386/i386.md (*movqi_internal): Calculate mode
1496 attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
1497 <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
1498 (*k<logic><mode>): Calculate mode attribute depending on
1499 TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute.
1500 (*andqi_1): Calculate mode attribute of alternative 3 depending
1501 on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute.
1502 (kandn<mode>): Calculate mode attribute of alternative 2 depending
1503 on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute.
1504 (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
1505 iterator. Calculate mode attribute of alternative 1 depending
1506 on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute.
1507 (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
1508 on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute.
1510 2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1513 * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
1514 * tree-vrp.c (extract_range_basic): Handle case for
1515 CFN_BUILT_IN_STRLEN.
1517 2016-11-23 Jeff Law <law@redhat.com>
1519 * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
1521 * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
1522 in boolean context warning.
1524 * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
1526 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1529 * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
1530 (arm_fp16_type_node): ...This, make visibile.
1531 (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
1533 (arm_init_simd_builtin_types): Likewise.
1534 (arm_init_fp16_builtins): Likewise.
1535 * config/arm/arm.c (arm_excess_precision): New.
1536 (arm_floatn_mode): Likewise.
1537 (TARGET_C_EXCESS_PRECISION): Likewise.
1538 (TARGET_FLOATN_MODE): Likewise.
1539 (arm_promoted_type): Only promote arm_fp16_type_node.
1540 * config/arm/arm.h (arm_fp16_type_node): Declare.
1542 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1544 * config/arm/arm.c (arm_convert_to_type): Delete.
1545 (TARGET_CONVERT_TO_TYPE): Delete.
1546 (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
1547 (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
1548 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
1549 * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
1550 are in fast math mode, and have no single step hardware instruction.
1551 (extendhfdf2): Only expand through SFmode if we don't have a
1552 single-step hardware instruction.
1553 * config/arm/vfp.md (*truncdfhf2): New.
1554 (extendhfdf2): Likewise.
1556 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1558 * targhooks.c (default_floatn_mode): Enable _Float16 if a target
1561 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1563 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
1564 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
1565 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
1566 * defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
1567 * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
1568 * doc/tm.texi: Regenerate.
1569 * system.h (TARGET_FLT_EVAL_METHOD): Poison.
1571 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1573 * toplev.c (init_excess_precision): Delete most logic.
1574 * tree.c (excess_precision_type): Rewrite to use
1575 TARGET_EXCESS_PRECISION.
1576 * doc/invoke.texi (-fexcess-precision): Document behaviour in a
1577 more generic fashion.
1578 * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
1579 __STDC_WANT_IEC_60559_TYPES_EXT__.
1581 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1583 * common.opt (fpermitted-flt-eval-methods): New.
1584 * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
1585 * flag_types.h (permitted_flt_eval_methods): New.
1587 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1589 * config/m68k/m68k.c (m68k_excess_precision): New.
1590 (TARGET_C_EXCESS_PRECISION): Define.
1592 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1594 * config/s390/s390.c (s390_excess_precision): New.
1595 (TARGET_C_EXCESS_PRECISION): Define.
1597 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1599 * config/i386/i386.c (ix86_excess_precision): New.
1600 (TARGET_C_EXCESS_PRECISION): Define.
1602 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1604 * target.def (excess_precision): New hook.
1605 * target.h (flt_eval_method): New.
1606 (excess_precision_type): Likewise.
1607 * targhooks.c (default_excess_precision): New.
1608 * targhooks.h (default_excess_precision): New.
1609 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
1610 * doc/tm.texi: Regenerate.
1612 2016-11-23 Martin Sebor <msebor@redhat.com>
1615 * gimple-ssa-sprintf.c (format_string): Correct the maxima and
1616 set the minimum number of bytes for an unknown string to zero.
1618 2016-11-23 Martin Jambor <mjambor@suse.cz>
1619 Martin Liska <mliska@suse.cz>
1621 * hsa-builtins.def: New file.
1622 * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
1623 * builtins.def: Include hsa-builtins.def.
1624 (DEF_HSA_BUILTIN): New macro.
1625 * dumpfile.h (OPTGROUP_OPENMP): Define.
1626 * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
1627 * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
1628 GF_OMP_FOR_GRID_GROUP_ITER.
1629 (gimple_omp_for_grid_phony): Added checking assert.
1630 (gimple_omp_for_set_grid_phony): Likewise.
1631 (gimple_omp_for_grid_intra_group): New function.
1632 (gimple_omp_for_set_grid_intra_group): Likewise.
1633 (gimple_omp_for_grid_group_iter): Likewise.
1634 (gimple_omp_for_set_grid_group_iter): Likewise.
1635 * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
1636 previosuly only distribute loop was permitted.
1637 (lower_lastprivate_clauses): Allow non tcc_comparison predicates.
1638 (grid_get_kernel_launch_attributes): Support multiple HSA grid
1640 (grid_expand_omp_for_loop): Likewise and also support standalone
1641 distribute constructs. New parameter INTRA_GROUP, updated both users.
1642 (grid_expand_target_grid_body): Support standalone distribute
1644 (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
1645 (pass_data_expand_omp_ssa): Likewise.
1646 (pass_data_omp_device_lower): Likewsie.
1647 (pass_data_lower_omp): Likewise.
1648 (pass_data_diagnose_omp_blocks): Likewise.
1649 (pass_data_oacc_device_lower): Likewise.
1650 (pass_data_omp_target_link): Likewise.
1651 (grid_lastprivate_predicate): New function.
1652 (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
1654 (lower_omp_for): Support standalone distribute constructs.
1655 (grid_prop): New type.
1656 (grid_safe_assignment_p): Check for assignments to group_sizes, new
1658 (grid_seq_only_contains_local_assignments): New parameter GRID, pass
1660 (grid_find_single_omp_among_assignments_1): Likewise, improve missed
1661 optimization info messages.
1662 (grid_find_single_omp_among_assignments): Likewise.
1663 (grid_find_ungridifiable_statement): Do not bail out for SIMDs.
1664 (grid_parallel_clauses_gridifiable): New function.
1665 (grid_inner_loop_gridifiable_p): Likewise.
1666 (grid_dist_follows_simple_pattern): Likewise.
1667 (grid_gfor_follows_tiling_pattern): Likewise.
1668 (grid_call_permissible_in_distribute_p): Likewise.
1669 (grid_handle_call_in_distribute): Likewise.
1670 (grid_dist_follows_tiling_pattern): Likewise.
1671 (grid_target_follows_gridifiable_pattern): Support standalone
1672 distribute constructs.
1673 (grid_var_segment): New enum.
1674 (grid_mark_variable_segment): New function.
1675 (grid_copy_leading_local_assignments): Call grid_mark_variable_segment
1676 if a new argument says so.
1677 (grid_process_grid_body): New function.
1678 (grid_eliminate_combined_simd_part): Likewise.
1679 (grid_mark_tiling_loops): Likewise.
1680 (grid_mark_tiling_parallels_and_loops): Likewise.
1681 (grid_process_kernel_body_copy): Support standalone distribute
1683 (grid_attempt_target_gridification): New grid variable holding overall
1684 gridification state. Support standalone distribute constructs and
1686 * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
1687 * hsa.h (hsa_bb): Add method method append_phi.
1688 (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
1689 occurences in all files too.
1690 (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
1691 (is_a_helper <hsa_insn_br *>::test): New function.
1692 (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
1693 branch instructions.
1694 (hsa_insn_signal): Make a direct descendant of
1695 hsa_insn_basic. Add memorder constructor parameter and
1696 m_memory_order and m_signalop member variables.
1697 (hsa_insn_queue): Changed constructor parameters to common form.
1698 Added m_segment and m_memory_order member variables.
1699 (hsa_summary_t): Add private member function
1700 process_gpu_implementation_attributes.
1701 (hsa_function_summary): Rename m_binded_function to
1703 (hsa_insn_basic_p): Remove typedef.
1704 (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
1705 (hsa_op_reg_p): Remove typedef.
1706 (hsa_function_representation): Change hsa_op_reg_p into plain
1708 (hsa_insn_phi): Removed new and delete operators.
1709 (hsa_insn_br): Likewise.
1710 (hsa_insn_cbr): Likewise.
1711 (hsa_insn_sbr): Likewise.
1712 (hsa_insn_cmp): Likewise.
1713 (hsa_insn_mem): Likewise.
1714 (hsa_insn_atomic): Likewise.
1715 (hsa_insn_signal): Likewise.
1716 (hsa_insn_seg): Likewise.
1717 (hsa_insn_call): Likewise.
1718 (hsa_insn_arg_block): Likewise.
1719 (hsa_insn_comment): Likewise.
1720 (hsa_insn_srctype): Likewise.
1721 (hsa_insn_packed): Likewise.
1722 (hsa_insn_cvt): Likewise.
1723 (hsa_insn_alloca): Likewise.
1724 * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
1725 (process_gpu_implementation_attributes): New function.
1726 (link_functions): Move some functionality into it. Adjust after
1727 renaming m_binded_functions to m_bound_functions.
1728 (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
1729 to the list of instructions with no output registers.
1730 (get_in_type): Return this if it is a register of
1732 (hsa_get_declaration_name): Moved to...
1733 * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
1734 temporary string on an obstack instead from ggc.
1735 (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
1736 down to two overloads.
1737 (hsa_allocp_operand_address): Removed.
1738 (hsa_allocp_operand_immed): Likewise.
1739 (hsa_allocp_operand_reg): Likewise.
1740 (hsa_allocp_operand_code_list): Likewise.
1741 (hsa_allocp_operand_operand_list): Likewise.
1742 (hsa_allocp_inst_basic): Likewise.
1743 (hsa_allocp_inst_phi): Likewise.
1744 (hsa_allocp_inst_mem): Likewise.
1745 (hsa_allocp_inst_atomic): Likewise.
1746 (hsa_allocp_inst_signal): Likewise.
1747 (hsa_allocp_inst_seg): Likewise.
1748 (hsa_allocp_inst_cmp): Likewise.
1749 (hsa_allocp_inst_br): Likewise.
1750 (hsa_allocp_inst_sbr): Likewise.
1751 (hsa_allocp_inst_call): Likewise.
1752 (hsa_allocp_inst_arg_block): Likewise.
1753 (hsa_allocp_inst_comment): Likewise.
1754 (hsa_allocp_inst_queue): Likewise.
1755 (hsa_allocp_inst_srctype): Likewise.
1756 (hsa_allocp_inst_packed): Likewise.
1757 (hsa_allocp_inst_cvt): Likewise.
1758 (hsa_allocp_inst_alloca): Likewise.
1759 (hsa_allocp_bb): Likewise.
1761 (hsa_init_data_for_cfun): Initialize obstack.
1762 (hsa_deinit_data_for_cfun): Release memory of the obstack.
1763 (hsa_op_immed::operator new): Use obstack instead of object_allocator.
1764 (hsa_op_reg::operator new): Likewise.
1765 (hsa_op_address::operator new): Likewise.
1766 (hsa_op_code_list::operator new): Likewise.
1767 (hsa_op_operand_list::operator new): Likewise.
1768 (hsa_insn_basic::operator new): Likewise.
1769 (hsa_insn_phi::operator new): Likewise.
1770 (hsa_insn_br::operator new): Likewise.
1771 (hsa_insn_sbr::operator new): Likewise.
1772 (hsa_insn_cmp::operator new): Likewise.
1773 (hsa_insn_mem::operator new): Likewise.
1774 (hsa_insn_atomic::operator new): Likewise.
1775 (hsa_insn_signal::operator new): Likewise.
1776 (hsa_insn_seg::operator new): Likewise.
1777 (hsa_insn_call::operator new): Likewise.
1778 (hsa_insn_arg_block::operator new): Likewise.
1779 (hsa_insn_comment::operator new): Likewise.
1780 (hsa_insn_srctype::operator new): Likewise.
1781 (hsa_insn_packed::operator new): Likewise.
1782 (hsa_insn_cvt::operator new): Likewise.
1783 (hsa_insn_alloca::operator new): Likewise.
1784 (hsa_init_new_bb): Likewise.
1785 (hsa_bb::append_phi): New function.
1786 (gen_hsa_phi_from_gimple_phi): Use it.
1787 (get_symbol_for_decl): Fix dinstinguishing between
1788 global and local functions. Put local variables into a segment
1789 according to their attribute or static flag, if there is one.
1790 (hsa_insn_br::hsa_insn_br): New.
1791 (hsa_insn_br::operator new): Likewise.
1792 (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
1793 (query_hsa_grid_nodim): New function.
1794 (multiply_grid_dim_characteristics): Likewise.
1795 (gen_get_num_threads): Likewise.
1796 (gen_get_num_teams): Reimplemented.
1797 (gen_get_team_num): Likewise.
1798 (gen_hsa_insns_for_known_library_call): Updated calls to the above
1800 (get_memory_order_name): Removed.
1801 (get_memory_order): Likewise.
1802 (hsa_memorder_from_tree): New function.
1803 (gen_hsa_ternary_atomic_for_builtin): Renamed to
1804 gen_hsa_atomic_for_builtin, can also create signals.
1805 (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
1806 hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
1807 (hsa_insn_atomic): Fix function comment.
1808 (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
1809 ancestor constructor and initialization of new member variables.
1810 (hsa_insn_queue::hsa_insn_queue): Added initialization of new
1812 (hsa_get_host_function): Handle functions with no bound CPU
1813 implementation. Fix binded to bound.
1814 (get_brig_function_name): Likewise.
1815 (HSA_SORRY_ATV): Remove semicolon after macro.
1816 (HSA_SORRY_AT): Likewise.
1817 (omp_simple_builtin::generate): Add missing semicolons.
1818 (hsa_insn_phi::operator new): Removed.
1819 (hsa_insn_br::operator new): Likewise.
1820 (hsa_insn_cbr::operator new): Likewise.
1821 (hsa_insn_sbr::operator new): Likewise.
1822 (hsa_insn_cmp::operator new): Likewise.
1823 (hsa_insn_mem::operator new): Likewise.
1824 (hsa_insn_atomic::operator new): Likewise.
1825 (hsa_insn_signal::operator new): Likewise.
1826 (hsa_insn_seg::operator new): Likewise.
1827 (hsa_insn_call::operator new): Likewise.
1828 (hsa_insn_arg_block::operator new): Likewise.
1829 (hsa_insn_comment::operator new): Likewise.
1830 (hsa_insn_srctype::operator new): Likewise.
1831 (hsa_insn_packed::operator new): Likewise.
1832 (hsa_insn_cvt::operator new): Likewise.
1833 (hsa_insn_alloca::operator new): Likewise.
1834 (get_symbol_for_decl): Accept CONST_DECLs, put them to
1836 (gen_hsa_addr): Also process CONST_DECLs.
1837 (gen_hsa_addr_insns): Process CONST_DECLs by creating private
1839 (gen_hsa_unary_operation): Make sure the function does
1840 not use bittype source type for firstbit and lastbit operations.
1841 (gen_hsa_popcount_to_dest): Make sure the function uses a bittype
1843 * hsa-brig.c (emit_insn_operands): Cope with zero operands in an
1845 (emit_branch_insn): Renamed to emit_cond_branch_insn.
1846 Emit the width stored in the class.
1847 (emit_generic_branch_insn): New function.
1848 (emit_insn): Call emit_generic_branch_insn.
1849 (emit_signal_insn): Remove obsolete comment. Update
1850 member variable name, pick a type according to profile.
1851 (emit_alloca_insn): Remove obsolete comment.
1852 (emit_atomic_insn): Likewise.
1853 (emit_queue_insn): Get segment and memory order from the IR object.
1854 (hsa_brig_section): Make allocate_new_chunk, chunks
1855 and cur_chunk provate, add a default NULL parameter to add method.
1856 (hsa_brig_section::add): Added a new parameter, store pointer to
1857 output data there if it is non-NULL.
1858 (emit_function_directives): Use this new parameter instead of
1859 calculating the pointer itself, fix function comment.
1860 (hsa_brig_emit_function): Add forgotten endian conversion.
1861 (hsa_output_kernels): Remove unnecessary building of
1862 kernel_dependencies_vector_type.
1863 (emit_immediate_operand): Declare.
1864 (emit_directive_variable): Also emit initializers of CONST_DECLs.
1865 (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
1866 (verify_function_arguments): Properly detect variadic
1868 * hsa-dump.c (hsa_width_specifier_name): New function.
1869 (dump_hsa_insn_1): Dump generic branch instructions, update signal
1870 member variable name. Special dumping for queue objects.
1871 * ipa-hsa.c (process_hsa_functions): Adjust after renaming
1872 m_binded_functions to m_bound_functions. Copy externally visible flag
1874 (ipa_hsa_write_summary): Likewise.
1875 (ipa_hsa_read_section): Likewise.
1877 2016-11-23 Richard Biener <rguenther@suse.de>
1879 PR tree-optimization/78396
1880 * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
1881 vectorize try vectorizing an if-converted body using BB vectorization.
1883 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
1884 Alan Hayward <alan.hayward@arm.com>
1885 David Sherwood <david.sherwood@arm.com>
1887 * rtlanal.c (subreg_get_info): Use more local variables.
1888 Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
1889 occupies at least one register. Assume that full hard registers
1890 have consistent endianness. Share previously-duplicated if block.
1891 Rework the main handling so that it operates on independently-
1892 addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
1893 to check lowpart offsets, without trying to find an equivalent
1894 integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
1895 as a final register-endianness correction.
1897 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
1903 * combine.c (make_compound_operation_int): Do not convert a subreg of
1904 a non-constant logical shift right to a zero_extract. Handle the case
1905 where some zero bits have been shifted into the range covered by that
1908 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
1909 Alan Hayward <alan.hayward@arm.com>
1910 David Sherwood <david.sherwood@arm.com>
1912 * rtl.h (subreg_size_offset_from_lsb): Declare.
1913 (subreg_offset_from_lsb): New function.
1914 (subreg_size_lowpart_offset): Declare.
1915 (subreg_lowpart_offset): Turn into an inline function.
1916 (subreg_size_highpart_offset): Declare.
1917 (subreg_highpart_offset): Turn into an inline function.
1918 * emit-rtl.c (subreg_size_lowpart_offset): New function.
1919 (subreg_size_highpart_offset): Likewise
1920 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
1922 2016-11-23 Richard Biener <rguenther@suse.de>
1924 PR tree-optimization/78482
1925 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
1926 (remove_forwarder_block_with_phi): When merging with a loop
1927 header creates a new latch reset number of iteration information
1930 2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
1932 * config/sparc/sparc.md (*ashrsi3_extend): Rename to...
1933 (*ashrsi3_extend0): ...this. Accept constant integers.
1934 (*ashrsi3_extend2): Rename to...
1935 (*ashrsi3_extend1): ...this.
1936 (*ashrsi3_extend2): New pattern.
1937 (*lshrsi3_extend1): Accept constant integers.
1938 (*lshrsi3_extend2): Fix condition on operand 2.
1940 2016-11-23 Martin Liska <mliska@suse.cz>
1942 * config/i386/i386.c: Initialize function pointer to NULL.
1944 2016-11-23 Bin Cheng <bin.cheng@arm.com>
1946 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
1947 for A == C1 ? A : C2 to below.
1948 * match.pd: Move from above to here:
1949 (cond (eq (convert1? x) c1) (convert2? x) c2)
1950 -> (cond (eq x c1) c1 c2).
1952 2016-11-23 Bin Cheng <bin.cheng@arm.com>
1954 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
1955 for A cmp C1 ? A : C2 to below, also simplify remaining code.
1956 * match.pd: Move and extend simplification from above to here:
1957 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
1958 * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
1959 (predicate_scalar_phi): Call fold_stmt using the new valueize func.
1961 2016-11-23 Martin Liska <mliska@suse.cz>
1962 Martin Jambor <mjambor@suse.cz>
1964 * doc/install.texi: Remove entry about --with-hsa-kmt-lib.
1966 2016-11-23 Aldy Hernandez <aldyh@redhat.com>
1969 * opts.c (finish_options): Set -fsyntax-only if running self tests.
1971 2016-11-23 Richard Biener <rguenther@suse.de>
1974 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
1975 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
1977 2016-11-23 Richard Biener <rguenther@suse.de>
1980 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
1983 2016-11-23 Richard Biener <rguenther@suse.de>
1984 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
1986 PR tree-optimization/78154
1987 * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
1988 returns it's argument and the argument is nonnull.
1989 * builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
1990 ATT_RETNONNULL_NOTHROW_LEAF.
1991 * builtins.def (BUILT_IN_MEMPCPY): Change attribute to
1992 ATTR_RETNONNULL_NOTHROW_LEAF.
1993 (BUILT_IN_STPCPY): Likewise.
1994 (BUILT_IN_STPNCPY): Likewise.
1995 (BUILT_IN_MEMPCPY_CHK): Likewise.
1996 (BUILT_IN_STPCPY_CHK): Likewise.
1997 (BUILT_IN_STPNCPY_CHK): Likewise.
1998 (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
1999 (BUILT_IN_STRNCAT): Likewise.
2000 (BUILT_IN_STRNCPY): Likewise.
2001 (BUILT_IN_MEMSET_CHK): Likewise.
2002 (BUILT_IN_STRCAT_CHK): Likewise.
2003 (BUILT_IN_STRCPY_CHK): Likewise.
2004 (BUILT_IN_STRNCAT_CHK): Likewise.
2005 (BUILT_IN_STRNCPY_CHK): Likewise.
2007 2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
2009 * fold-const.c (tree_expr_nonzero_p) : Make non-static.
2010 * fold-const.h (tree_expr_nonzero_p) : Declare.
2011 * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
2013 2016-11-23 Paolo Bonzini <bonzini@gnu.org>
2015 * system.h (HAVE_DESIGNATED_INITIALIZERS,
2016 HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
2017 "defined" in macros.
2018 * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
2019 * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
2020 * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
2022 2016-11-23 Georg-Johann Lay <avr@gjlay.de>
2025 * config/avr/constraints.md (Csp): Widen range to [-11..6].
2026 * config/avr/avr.c (avr_prologue_setup_frame): Limit number
2027 of RCALLs in prologue to 3.
2029 2016-11-22 Michael Collison <michael.collison@arm.com>
2031 * config/aarch64/aarch64-protos.h
2032 (aarch64_and_split_imm1, aarch64_and_split_imm2)
2033 (aarch64_and_bitmask_imm): New prototypes
2034 * config/aarch64/aarch64.c (aarch64_and_split_imm1):
2035 New overloaded function to create bit mask covering the
2036 lowest to highest bits set.
2037 (aarch64_and_split_imm2): New overloaded functions to create bit
2038 mask of zeros between first and last bit set.
2039 (aarch64_and_bitmask_imm): New function to determine if a integer
2040 is a valid two instruction "and" operation.
2041 * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
2042 allowing wider range of constants with "and" operations.
2043 * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
2044 "and" operator from matching restricted constant range used for
2045 ior and xor operators.
2046 * config/aarch64/constraints.md (UsO constraint): New SImode constraint
2047 for constants in "and" operantions.
2048 (UsP constraint): New DImode constraint for constants
2049 in "and" operations.
2050 * config/aarch64/iterators.md (lconst2): New mode iterator.
2051 (LOGICAL2): New code iterator.
2052 * config/aarch64/predicates.md (aarch64_logical_and_immediate): New
2054 (aarch64_logical_and_operand): New predicate allowing extended
2055 constants for "and" operations.
2057 2016-11-22 Walter Lee <walt@tilera.com>
2059 * config/tilegx/tilegx.md (trap): New pattern.
2060 * config/tilepro/tilepro.md (trap): Likewise.
2062 2016-11-22 Walter Lee <walt@tilera.com>
2064 * config/tilegx/tilegx.md (*zero_extract): Use
2065 define_insn_and_split instead of define_insn; Handle pos + size >
2067 (*sign_extract): Likewise.
2069 2016-11-22 Marek Polacek <polacek@redhat.com>
2071 PR tree-optimization/78455
2072 * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
2074 2016-11-22 Ian Lance Taylor <iant@golang.org>
2078 * godump.c (go_format_type): Always pass alignment as 1 when
2079 calling go_append_padding at end of struct/union.
2081 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2084 * config/i386/avx512bwintrin.h (_mm512_setzero_qi,
2085 _mm512_setzero_hi): Removed.
2086 (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
2087 _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
2088 _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
2089 _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
2090 _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
2091 _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
2092 _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
2093 _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
2094 _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
2095 _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
2096 _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
2097 _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
2098 _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
2099 _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
2100 _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
2101 _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
2102 _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
2103 _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
2104 _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
2105 _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
2106 _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
2107 _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
2108 _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
2109 _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
2110 _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
2111 _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
2112 _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
2113 _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
2114 _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
2115 _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
2116 _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
2117 _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
2118 _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
2119 _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
2120 _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
2121 _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
2122 _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
2123 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
2124 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
2125 _mm512_maskz_srai_epi16, _mm512_packs_epi32,
2126 _mm512_maskz_packs_epi32, _mm512_packus_epi32,
2127 _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
2128 _mm512_setzero_qi or _mm512_setzero_hi.
2129 (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
2130 _mm512_maskz_dbsad_epu8): Formatting fixes.
2131 (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
2132 _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
2133 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
2134 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
2135 _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
2136 _mm512_setzero_qi or _mm512_setzero_hi.
2138 2016-11-22 Nathan Sidwell <nathan@acm.org>
2140 * gcc-ar.c (main): Fix indentation.
2141 * gcov-io.c (gcov_write_summary): Remove extraneous {...}
2142 * ggc-page.c (move_ptes_to_front): Fix formatting.
2143 * hsa-dump.c (dump_has_cfun): Fix indentation.
2144 * sel-sched-ir.h: Remove trailing blank lines.
2146 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2147 Alexander Monakov <amonakov@ispras.ru>
2149 * internal-fn.c (expand_GOMP_USE_SIMT): New function.
2150 * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
2151 (omp_clause_code_name): Add _simt_ name.
2152 (walk_tree_1): Handle OMP_CLAUSE__SIMT_.
2153 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
2154 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
2155 (scan_omp_simd): New function.
2156 (scan_omp_1_stmt): Use it in target regions if needed.
2157 (omp_max_vf): Don't max with omp_max_simt_vf.
2158 (lower_rec_simd_input_clauses): Use omp_max_simt_vf if
2159 OMP_CLAUSE__SIMT_ is present.
2160 (lower_rec_input_clauses): Compute maybe_simt from presence of
2162 (lower_lastprivate_clauses): Likewise.
2163 (expand_omp_simd): Likewise. Remove explicit offloaded region check.
2164 (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
2165 * internal-fn.def (GOMP_USE_SIMT): New internal function.
2166 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
2168 2016-11-22 Alexander Monakov <amonakov@ispras.ru>
2170 * internal-fn.c (expand_GOMP_SIMT_LANE): New.
2171 (expand_GOMP_SIMT_VF): New.
2172 (expand_GOMP_SIMT_LAST_LANE): New.
2173 (expand_GOMP_SIMT_ORDERED_PRED): New.
2174 (expand_GOMP_SIMT_VOTE_ANY): New.
2175 (expand_GOMP_SIMT_XCHG_BFLY): New.
2176 (expand_GOMP_SIMT_XCHG_IDX): New.
2177 * internal-fn.def (GOMP_SIMT_LANE): New.
2178 (GOMP_SIMT_VF): New.
2179 (GOMP_SIMT_LAST_LANE): New.
2180 (GOMP_SIMT_ORDERED_PRED): New.
2181 (GOMP_SIMT_VOTE_ANY): New.
2182 (GOMP_SIMT_XCHG_BFLY): New.
2183 (GOMP_SIMT_XCHG_IDX): New.
2184 * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
2185 (create_omp_child_function): ...here. Set "omp target entrypoint"
2186 or "omp declare target" attribute based on is_gimple_omp_offloaded.
2187 (omp_max_simt_vf): New. Use it...
2188 (omp_max_vf): ...here.
2189 (lower_rec_input_clauses): Add reduction lowering for SIMT execution.
2190 (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
2191 (lower_omp_ordered): Likewise, for "ordered" lowering.
2192 (expand_omp_simd): Add SIMT transforms.
2193 (pass_data_lower_omp): Add PROP_gimple_lomp_dev.
2194 (execute_omp_device_lower): New.
2195 (pass_data_omp_device_lower): New.
2196 (pass_omp_device_lower): New pass.
2197 (make_pass_omp_device_lower): New.
2198 * passes.def (pass_omp_device_lower): Position new pass.
2199 * tree-pass.h (PROP_gimple_lomp_dev): Define.
2200 (make_pass_omp_device_lower): Declare.
2202 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2205 * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
2206 (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
2208 (_mm_maskz_load_epi64): Likewise.
2209 (_mm_setzero_hi): Removed.
2210 (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
2212 (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
2213 _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
2214 _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
2215 _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
2216 _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
2217 _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
2218 _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
2219 _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
2220 _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
2221 _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
2222 _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
2224 (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
2225 _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
2226 _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
2227 _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
2228 _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
2229 _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
2230 _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
2231 _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
2232 _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
2233 _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
2234 _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
2235 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
2236 instead of _mm_setzero_hi.
2237 (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
2238 _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
2239 _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
2240 _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
2241 _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
2242 _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
2243 _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
2244 _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
2245 _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
2246 _mm256_maskz_slli_epi64, _mm256_roundscale_ps,
2247 _mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
2248 _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
2249 _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
2250 _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
2251 _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
2252 _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
2253 _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
2254 _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
2255 _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
2256 _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
2257 _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
2258 _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
2259 _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
2260 _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
2261 (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
2262 _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
2264 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
2265 instead of _mm_setzero_hi.
2266 * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
2267 _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
2268 _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
2269 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
2270 _mm_setzero_si128 instead of _mm_setzero_di.
2271 (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
2272 _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
2273 _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
2274 _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
2275 _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
2276 _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
2277 _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
2278 _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
2279 _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
2280 _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
2281 _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
2282 _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
2283 _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
2284 _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
2285 _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
2286 _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
2287 _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
2288 _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
2289 _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
2290 _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
2291 _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
2292 _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
2293 _mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
2294 _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
2295 _mm512_range_round_pd, _mm512_maskz_range_round_pd,
2296 _mm512_range_round_ps, _mm512_maskz_range_round_ps,
2297 _mm512_maskz_insertf64x2, _mm512_insertf32x8,
2298 _mm512_maskz_insertf32x8): Formatting fixes.
2299 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
2300 _mm_setzero_si128 instead of _mm_setzero_di.
2301 * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
2302 _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
2303 _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
2304 _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
2305 _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
2306 _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
2307 _mm_setzero_si128 instead of _mm_setzero_di.
2308 (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
2310 * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
2311 _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
2312 _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
2313 _mm_setzero_si128 instead of _mm_setzero_hi.
2314 (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
2315 _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
2316 _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
2317 instead of _mm_setzero_di.
2318 (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
2319 _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
2321 (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
2322 _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
2324 (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
2326 (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
2327 _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
2328 _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
2330 2016-11-22 Carl Love <cel@us.ibm.com>
2332 * config/rs6000/rs6000-c.c: Add built-in support for vector compare
2333 equal and vector compare not equal. The vector compares take two
2334 arguments of type vector bool char, vector bool short, vector bool int,
2335 vector bool long long with the same return type.
2336 * doc/extend.texi: Update built-in documentation file for the new
2339 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
2341 * Makefile.in ($(lang_checks_parallelized)): Fix detection
2344 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
2346 * config.gcc: Allow new rmprofile value for configure option
2347 --with-multilib-list.
2348 * config/arm/t-rmprofile: New file.
2349 * doc/install.texi (--with-multilib-list): Document new rmprofile value
2352 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2355 * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
2356 register operand in alternatives 4,5,6.
2358 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
2361 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
2362 in save register mask if it is needed.
2364 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2366 PR tree-optimization/78436
2367 * gimple-ssa-store-merging.c (zero_char_buf): Removed.
2368 (shift_bytes_in_array, shift_bytes_in_array_right,
2369 merged_store_group::apply_stores): Formatting fixes.
2370 (clear_bit_region): Likewise. Use memset.
2371 (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
2372 instead of EXPR and inerted instead of inserted. Use memset instead
2373 of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
2377 * expmed.c (expand_divmod): Use wide_int for computation of
2378 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
2379 Use size <= HOST_BITS_PER_WIDE_INT instead of
2380 HOST_BITS_PER_WIDE_INT >= size.
2382 PR tree-optimization/78445
2383 * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
2384 any_complicated_phi, version loop even if flag_tree_loop_if_convert
2385 is 1. Formatting fix.
2387 2016-11-22 Martin Liska <mliska@suse.cz>
2390 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
2391 (sem_function::get_hash): Use the new field.
2392 (sem_function::parse): Remove an argument from ctor.
2393 (sem_variable::parse): Likewise.
2394 (sem_variable::get_hash): Use the new field.
2395 (sem_item_optimizer::read_section): Use new ctor and set hash.
2396 * ipa-icf.h: _hash is removed from sem_item::sem_item,
2397 sem_variable::sem_variable, sem_function::sem_function.
2399 2016-11-21 Jeff Law <law@redhat.com>
2402 * config/cris/cris.md: Don't call copy_to_mode_reg unless
2403 can_create_pseudo_p is true.
2405 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
2408 * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
2409 *rotldi3_insert_7): New define_insns.
2411 2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2413 * config/rs6000/rs6000.md (movdi_internal32): Change constraints
2414 so that DImode can be allocated to FP/vector registers in more
2415 cases, and we can avoid direct move operations. If the register
2416 needs reloading, prefer GPRs over FP/vector registers. In the
2417 case of FPR vs. Altivec registers, prefer FPR registers unless we
2418 have the ISA 3.0 reg+offset scalar instructions.
2419 (movdi_internal64): Likewise.
2421 2016-11-21 Jakub Jelinek <jakub@redhat.com>
2424 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
2425 for tmp simd array if DECL_NAME (parm) is NULL.
2427 2016-11-20 Jeff Law <law@redhat.com>
2430 * config/m68k/predicates.md (swap_peephole_relational_operator): New
2432 * config/m68k/m68k.md (relational tests against 65535/65536): New
2435 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2437 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
2439 2016-11-21 Martin Sebor <msebor@redhat.com>
2441 * doc/invoke.texi (-fprintf-return-value): Document that option
2442 is enabled by default.
2444 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
2446 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
2447 for-loop declaration of loop variable.
2448 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
2449 * config/avr/avr.c (avr_popcount_each_byte)
2450 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
2451 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
2452 (avr_expand_epilogue, avr_function_arg_advance)
2453 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
2454 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
2455 (avr_adjust_reg_alloc_order, output_reload_in_const)
2456 (avr_conditional_register_usage, avr_find_unused_d_reg)
2457 (avr_map_decompose, avr_fold_builtin): Same.
2459 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
2461 * config/avr/avr.c (avr_popcount): Remove static function.
2462 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
2464 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
2466 * arm.opt (mapcs-float): Delete option.
2467 * arm.c (arm_option_override): Remove hunk relating to
2469 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
2471 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
2473 * tree-tailcall.c (process_assignment): Simplify the check for
2474 a valid copy, allowing the source to be a local variable as
2475 well as an SSA name.
2476 (find_tail_calls): Allow copies between local variables to follow
2477 the call. Allow the result to be stored in any local variable,
2478 even if it's an aggregate.
2479 (eliminate_tail_call): Check whether the result is an SSA name
2480 before updating its SSA_NAME_DEF_STMT.
2482 2016-11-21 David Malcolm <dmalcolm@redhat.com>
2484 PR preprocessor/78324
2485 * input.c (get_substring_ranges_for_loc): Fail gracefully if
2486 -ftrack-macro-expansion has a value other than 2.
2488 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
2490 PR rtl-optimization/78400
2491 * shrink-wrap.c (try_shrink_wrapping_separate): Call
2492 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
2493 and df_update_exit_block_uses.
2495 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
2498 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
2499 new default-enabled warning..
2500 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
2501 (BT_PTR_CONST_STRING): Updated.
2502 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
2503 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
2504 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
2505 (strftime): Update builtin function.
2506 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
2507 * tree.h (const_tm_ptr_type_node): New type node.
2508 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
2509 const_tm_ptr_type_node.
2511 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2513 PR tree-optimization/78413
2514 * tree-if-conv.c (versionable_outer_loop_p): Require that both
2515 inner and outer loop latches have single predecessors.
2517 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
2520 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
2521 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
2523 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2525 * rtl.h: Adjust prototype.
2526 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
2527 (dead_or_set_regno_p): Likewise.
2529 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2531 * rtl.h: Adjust prototype.
2532 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
2534 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2536 * function.c (contains): Change argument type to rtx_insn *.
2537 (prologue_contains): Likewise.
2538 (epilogue_contains): Likewise.
2539 (prologue_epilogue_contains): Likewise.
2540 * function.h: Adjust prototype.
2542 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2544 * optabs.c (emit_libcall_block): Change argument type to
2546 * optabs.h: Adjust prototype.
2548 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2550 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
2551 (fixup_reorder_chain): Adjust.
2552 * cfgrtl.h: Adjust prototype.
2554 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2556 * rtl.h: Adjust prototype.
2557 * rtlanal.c (replace_label_in_insn): Change argument type to
2560 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2562 * config/v850/v850.c (expand_prologue): Adjust.
2563 (expand_epilogue): Likewise.
2564 * expr.c (init_expr_target): Likewise.
2565 * genrecog.c (print_subroutine): Always make the argument type
2567 * recog.h: Adjust prototype.
2569 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2571 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
2572 up variables to make some rtx_insn *.
2573 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
2574 * config/arc/arc.c: Likewise.
2575 * config/arm/arm.c: Likewise.
2576 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
2577 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
2579 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
2581 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2583 * config/arm/arm.c (legitimize_pic_address): Change to use
2584 rtx_insn * as the type of variables.
2585 (arm_pic_static_addr): Likewise.
2586 (arm_emit_movpair): Likewise.
2587 * config/c6x/c6x.c (reorg_split_calls): Likewise.
2588 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
2589 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
2590 * config/frv/frv.md: Likewise.
2591 * config/i386/i386-protos.h: Likewise.
2592 * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
2593 (ix86_split_fp_branch): Likewise.
2594 (predict_jump): Likewise.
2595 * config/ia64/ia64.c: Likewise.
2596 * config/mcore/mcore.c: Likewise.
2597 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
2598 * config/s390/s390.c: Likewise.
2599 * config/s390/s390.md: Likewise.
2600 * config/spu/spu.md: Likewise.
2601 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
2602 * lower-subreg.c (resolve_simple_move): Likewise.
2604 2016-11-20 Jeff Law <law@redhat.com>
2607 * reload.h (struct target_reload): Make x_double_reg_address_ok
2609 * reload.c (find_reloads_address): Check if double_reg_address_ok
2610 is true for the mode of the memory reference.
2611 * reload1.c (init_reload): Initialize double_reg_address_ok for
2614 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
2617 * tree-ssa-uninit.c: Define new global max_phi_args.
2618 (compute_uninit_opnds_pos): Use max_phi_args.
2619 (prune_uninit_phi_opnds): Same.
2620 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
2621 missing NUM_PREDS in function comment.
2622 (can_one_predicate_be_invalidated_p): New.
2623 (can_chain_union_be_invalidated_p): New.
2624 (flatten_out_predicate_chains): New.
2625 (uninit_ops_invalidate_phi_use): New.
2626 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
2628 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
2630 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
2631 * match.pd (A /[ex] B CMP C): New simplifications.
2633 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
2635 * match.pd (0 / X, X / X, X % X): New simplifications.
2637 2016-11-19 Jakub Jelinek <jakub@redhat.com>
2639 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
2640 when checking if callee's isa flags are subset of caller's isa flags.
2641 Fix comment wording.
2643 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
2644 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
2645 instead and using = 0 instead of &= 0.
2647 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
2648 ix86_add_new_builtins): Formatting fixes.
2649 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
2650 (ix86_get_builtin): Likewise.
2652 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
2653 don't initialize it, don't use it for the case where it isn't
2654 provable %{z} nor using the same argument, instead move merge
2655 argument into a new pseudo and use that as target. Formatting fixes.
2657 2016-11-19 Jeff Law <law@redhat.com>
2660 * config/m68k/m68k.md (bsetdreg): New pattern.
2661 (bchgdreg, bclrdreg): Likewise.
2663 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
2666 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
2667 instead of force_reg.
2668 (sh_expand_setmem): Likewise.
2670 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
2672 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
2674 2016-11-18 Walter Lee <walt@tilera.com>
2676 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
2677 end-of-bundle marker for consecutive barriers.
2679 2016-11-18 Walter Lee <walt@tilera.com>
2681 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
2683 2016-11-18 Jakub Jelinek <jakub@redhat.com>
2686 * multiple_target.c (get_attr_len): Start with argnum and increment
2687 argnum on every arg. Use strchr in a loop instead of counting commas
2689 (get_attr_str): Increment argnum for every comma in the string.
2690 (separate_attrs): Use for instead of while loop, simplify.
2691 (expand_target_clones): Rename defenition argument to definition.
2692 Free attrs and attr_str even when diagnosing errors. Temporarily
2693 change input_location around targetm.target_option.valid_attribute_p
2694 calls. Don't emit warning or errors if that function fails.
2696 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
2699 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
2700 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
2701 abbrev_opt_base_type_end only by increasing die_abbrev, before
2703 (optimize_abbrev_table): Don't change abbrev numbers of
2704 base types and CU or optimize implicit consts in them if
2705 calc_base_type_die_sizes has been called during build_abbrev_table.
2706 (calc_base_type_die_sizes): If abbrev_opt_start, set
2707 abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
2709 2016-11-18 Jeff Law <law@redhat.com>
2712 * config/m68k/m68k.c (moveq feeding equality comparison): New
2714 * config/m68k/predicates.md (addq_subq_operand): New predicate.
2715 (equality_comparison_operator): Likewise.
2717 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
2719 * rtlanal.c (load_extend_op): Move to...
2720 * rtl.h: ...here and make inline.
2722 2016-11-18 Terry Guo <terry.guo@arm.com>
2723 Thomas Preud'homme <thomas.preudhomme@arm.com>
2725 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
2726 * config/arm/arm-opts.h: Include arm-flags.h.
2727 (struct arm_arch_core_flag): Define.
2728 (arm_arch_core_flags): Define.
2729 * config/arm/arm-protos.h: Include arm-flags.h
2730 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
2731 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
2732 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
2733 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
2734 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
2735 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
2736 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
2737 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
2738 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
2739 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
2740 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
2741 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
2742 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
2743 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
2744 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
2745 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
2746 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
2747 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
2748 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
2749 ARM_FSET_CPU_SUBSET): Move to ...
2750 * config/arm/arm-flags.h: This new file.
2751 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
2752 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
2753 (TARGET_MODE_SPECS): Define.
2754 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
2756 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
2758 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
2759 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
2760 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
2761 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
2762 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
2763 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
2764 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
2765 missing and make value unsigned.
2766 (arm_feature_set): Use unsigned entries instead of unsigned long.
2768 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
2770 Re-apply after PR bootstrap/77359 is fixed:
2771 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2773 * explow.c (get_dynamic_stack_size): Take known alignment of stack
2774 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
2777 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
2780 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
2781 variables in functions calling alloca. Also update the ASCII
2783 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
2784 (STACK_DYNAMIC_OFFSET): Likewise.
2785 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
2786 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
2789 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
2790 Alan Hayward <alan.hayward@arm.com>
2791 David Sherwood <david.sherwood@arm.com>
2793 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
2794 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
2795 (add_const_value_attribute): Likewise.
2796 * explow.c (plus_constant): Likewise.
2797 * expmed.c (expand_mult, make_tree): Likewise.
2798 * expr.c (convert_modes): Likewise.
2799 * loop-doloop.c (doloop_optimize): Likewise.
2800 * postreload.c (reload_cse_simplify_set): Likewise.
2801 * simplify-rtx.c (simplify_const_unary_operation): Likewise
2802 (simplify_binary_operation_1, simplify_const_binary_operation):
2804 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
2805 * wide-int.h: Update documentation to recommend rtx_mode_t
2806 instead of std::make_pair.
2808 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
2809 Alan Hayward <alan.hayward@arm.com>
2810 David Sherwood <david.sherwood@arm.com>
2812 * tree.h (SET_DECL_MODE): New macro.
2813 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
2814 (expand_gimple_basic_block): Likewise.
2815 * function.c (split_complex_args): Likeise.
2816 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
2817 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
2818 * stor-layout.c (layout_decl, relayout_decl): Likewise.
2819 (finish_bitfield_representative): Likewise.
2820 * tree.c (make_node_stat): Likewise.
2821 * tree-inline.c (remap_ssa_name): Likewise.
2822 (tree_function_versioning): Likewise.
2823 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
2824 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
2825 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
2826 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
2827 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
2828 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
2829 * varasm.c (make_debug_expr_from_rtl): Likewise.
2831 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
2833 PR rtl-optimization/71785
2834 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
2835 (duplicate_computed_gotos): New function.
2836 (pass_duplicate_computed_gotos::execute): Rewrite.
2838 2016-11-17 Jeff Law <law@redhat.com>
2841 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
2842 barrier prior to deallocating the stack.
2844 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
2846 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
2847 to make better use of cmem loads in the case where a single bit is
2849 * config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
2851 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
2853 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
2855 (isa_names_table): Handle new features.
2857 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
2858 Andrew Senkevich <andrew.senkevich@intel.com>
2860 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
2861 OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
2862 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
2863 (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
2864 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
2865 * config/i386/avx5124fmapsintrin.h: New file.
2866 * config/i386/avx5124vnniwintrin.h: Ditto.
2867 * config/i386/constraints.md (h): New constraint.
2868 * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
2869 * config/i386/driver-i386.c (host_detect_local_cpu):
2870 Detect avx5124fmaps, avx5124vnniw.
2871 * config/i386/i386-builtin-types.def: Add types
2872 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
2873 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
2874 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
2875 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
2876 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
2877 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
2878 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
2879 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
2880 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
2881 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
2882 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
2883 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
2884 __builtin_ia32_vp4dpwssds_mask): New.
2885 * config/i386/i386-c.c (ix86_target_macros_internal):
2886 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
2887 * config/i386/i386-modes.def: Fixed comment typos, added new
2888 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
2889 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
2891 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
2892 (ix86_option_override_internal): Handle new options.
2893 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
2895 (ix86_expand_builtin): Handle new builtins.
2896 (ix86_additional_allocno_class_p): New.
2897 * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
2898 TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
2899 (reg_class): Add MOD4_SSE_REGS.
2900 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
2901 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
2902 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
2903 avx5124vnniwintrin.h.
2904 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
2905 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
2906 (define_mode_iterator IMOD4): New.
2907 (define_mode_attr imod4_narrow): Ditto.
2908 (define_insn "mov<mode>"): Ditto.
2909 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
2910 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
2911 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
2912 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
2913 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
2914 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
2915 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
2916 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
2917 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
2918 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
2919 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
2920 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
2921 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
2922 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
2923 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
2924 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
2925 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
2926 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
2927 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
2928 * genmodes.c (mode_size_inline): Extend return type.
2929 * machmode.h (mode_size, mode_base_align): Extend type.
2931 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
2934 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
2935 the appropriate checks for SFmode/DFmode load/stores in GPR
2937 (fusion_addis_mem_combo_store): Likewise.
2938 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
2939 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
2940 d-form instructions for traditional Altivec registers.
2941 (emit_fusion_p9_load): Likewise.
2942 (emit_fusion_p9_store): Likewise.
2943 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
2944 early clobber from scratch register. Do not match if the register
2945 being stored is the scratch register.
2946 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
2947 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
2948 instructions for traditional Altivec registers.
2949 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
2950 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
2951 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
2953 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
2956 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
2957 being live in the function and lr needing to be saved. Distinguish
2958 between already saved pushable registers and registers to push.
2959 Check for LR being an available pushable register.
2961 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2963 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
2964 string input is a string constant.
2965 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
2966 via cmpstrnsi even if neither string is constant.
2968 2016-11-17 Jakub Jelinek <jakub@redhat.com>
2971 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
2972 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
2973 instead, return false if it is NULL, or doesn't fit into uhwi, or
2974 is larger or equal to targetm.max_anchor_offset.
2976 2016-11-17 Pip Cet <pipcet@gmail.com>
2977 Eric Botcazou <ebotcazou@adacore.com>
2979 PR rtl-optimization/78355
2980 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
2981 needs to deal with unaligned accesses.
2982 * doc/tm.texi: Regenerate.
2983 * lra-constraints.c (simplify_operand_subreg): Only invoke
2984 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
2986 2016-11-17 David Malcolm <dmalcolm@redhat.com>
2988 * input.c (selftest::test_lexer_string_locations_long_line): New
2990 (selftest::test_lexer_string_locations_raw_string_multiline): New
2992 (selftest::input_c_tests): Call the new functions, via
2993 for_each_line_table_case.
2995 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2997 * config/aarch64/aarch64.md (mov<mode>): Call
2998 aarch64_split_dimode_const_store on DImode constant stores.
2999 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
3001 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
3004 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3005 Richard Biener <rguenther@suse.de>
3007 PR tree-optimization/77848
3008 * tree-if-conv.c (tree_if_conversion): Always version loops unless
3009 the user specified -ftree-loop-if-convert.
3011 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
3014 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
3015 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
3016 *thumb2_strd_base_neg): Recognize insn regardless of
3017 current_tune->prefer_ldrd_strd.
3018 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
3021 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
3023 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
3026 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
3028 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
3030 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
3031 * config/arc/arc-cpus.def (quarkse_em): Add.
3032 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
3033 * config/arc/arc-opts.h (FPX_QK): Define.
3034 * config/arc/arc-tables.opt: Regenerate.
3035 * config/arc/arc.c (gen_compare_reg): Change.
3036 (arc_register_move_cost): Avoid Dy,Dx moves.
3037 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
3038 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
3039 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
3041 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
3042 (fix_truncsfsi2_fpu): Rename.
3043 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
3044 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
3045 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
3046 * config/arc/t-multilib: Regenerate.
3048 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
3050 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
3052 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
3053 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
3054 (avr_rtx_costs_1, extra_constraint_Q): Same.
3055 (avr_address_cost): Use SUBREG_P if possible.
3057 2016-11-17 Richard Biener <rguenther@suse.de>
3060 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
3061 non-local goto into CFG.
3063 2016-11-17 Richard Biener <rguenther@suse.de>
3065 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
3066 backward compatibility.
3067 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
3068 * tree-if-conv.c (pass_if_conversion::gate): Do not test
3069 flag_tree_loop_if_convert_stores.
3070 (pass_if_conversion::execute): Likewise.
3072 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3074 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
3075 const_double code before calling aarch64_float_const_zero_rtx_p.
3077 2016-11-17 Richard Biener <rguenther@suse.de>
3079 PR tree-optimization/78306
3080 * ipa-inline-analysis.c (initialize_inline_failed): Do not
3081 inhibit inlining if function calls cilk_spawn.
3082 (can_inline_edge_p): Likewise.
3084 2016-11-17 Richard Biener <rguenther@suse.de>
3087 * fold-const.c (negate_expr_p): Fix multiplication case.
3089 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
3092 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
3094 (TARGET_INIT_LIBFUNCS): Delete definition and...
3095 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
3098 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
3100 * config/netbsd-stdint.h: New.
3101 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
3102 (x86_64-*-netbsd*): Likewise.
3104 2016-11-16 Andrew PInski <apinski@cavium.com>
3106 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
3107 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
3108 flag_aarch64_verbose_cost instead of checking for details dump.
3109 (aarch64_rtx_costs_wrapper): Likewise.
3111 2016-11-16 Jakub Jelinek <jakub@redhat.com>
3113 PR rtl-optimization/78378
3114 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
3115 inner only if pos is 0. Fix up formatting.
3117 2016-11-17 Alan Modra <amodra@gmail.com>
3119 PR rtl-optimization/78325
3120 PR rtl-optimization/70890
3121 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
3124 2016-11-16 Jason Merrill <jason@redhat.com>
3126 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
3128 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3129 Richard Biener <rguenther@suse.de>
3131 PR tree-optimization/77848
3132 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
3133 an outer loop, only save basic block aux information for the inner
3135 (versionable_outer_loop_p): New function.
3136 (tree_if_conversion): Version the outer loop instead of the inner
3137 one if the pattern will be recognized for outer-loop
3140 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
3142 * gcc/bb-reorder.c: Remove 'toplev.h' include.
3143 (pass_partition_blocks::gate): No longer check
3144 user_defined_section_attribute, instead check the function decl
3145 for a section attribute.
3146 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
3147 set user_defined_section_attribute.
3148 * gcc/final.c (rest_of_handle_final): Likewise.
3149 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
3150 * gcc/toplev.h: Remove declaration of
3151 user_defined_section_attribute.
3153 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3155 * config/mips/mips.md (casesi_internal_mips16_<mode>):
3156 Explicitly switch between JR and JRC for the table jump. Adjust
3159 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3161 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
3162 `insn_count' to 11 rather than 16.
3164 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3166 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
3167 `ltu' rather than `leu' operation in the RTL pattern
3169 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3171 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
3172 missing <d> instruction prefixes throughout. Correct
3175 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3177 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
3178 rather than R_MIPS_JALR relocation in microMIPS code. Do not
3179 cancel short delay slots in PIC call relaxation.
3181 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
3183 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
3184 general register with general register or ARM constant into SP
3187 2016-11-16 Jakub Jelinek <jakub@redhat.com>
3190 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
3191 that loop->header == body_bb if broken_loop.
3193 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
3195 * tree-ssa-math-opts.c (bswap_replace): Remove test
3196 of SLOW_UNALIGNED_ACCESS.
3198 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
3200 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
3201 is selected. Pass -mgomp to offload compiler in OpenMP case.
3202 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
3203 declaration from nvptx.c.
3204 (nvptx_gen_shuffle): Declare.
3205 (nvptx_output_set_softstack): Declare.
3206 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
3207 (need_softstack_decl): New variable.
3208 (need_unisimt_decl): New variable.
3209 (diagnose_openacc_conflict): New. Use it...
3210 (nvptx_option_override): ...here. Handle TARGET_GOMP.
3211 (nvptx_encode_section_info): Handle "shared" attribute.
3212 (write_as_kernel): Restrict to OpenACC target regions.
3213 (init_softstack_frame): New.
3214 (nvptx_init_unisimt_predicate): New.
3215 (write_omp_entry): New. Use it...
3216 (nvptx_declare_function_name): ...here to emit OpenMP target region
3217 entrypoints. Handle TARGET_SOFT_STACK. Call
3218 nvptx_init_unisimt_predicate.
3219 (nvptx_output_set_softstack): New.
3220 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
3221 (nvptx_gen_shuffle): Export.
3222 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
3224 (nvptx_print_operand): Fix handling of instruction predicates.
3225 (nvptx_get_unisimt_master): New helper function.
3226 (nvptx_get_unisimt_predicate): Ditto.
3227 (nvptx_call_insn_is_syscall_p): Ditto.
3228 (nvptx_unisimt_handle_set): Ditto.
3229 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
3230 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
3231 (nvptx_handle_shared_attribute): New. Use it...
3232 (nvptx_attribute_table): ... here (new entry).
3233 (nvptx_record_offload_symbol): Handle NULL attributes.
3234 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
3235 (nvptx_simt_vf): New.
3236 (TARGET_SIMT_VF): Define.
3237 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
3238 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
3239 -muniform-simt option is active.
3240 (STACK_SIZE_MODE): Define.
3241 (FIXED_REGISTERS): Adjust.
3242 (SOFTSTACK_SLOT_REGNUM): New.
3243 (SOFTSTACK_PREV_REGNUM): New.
3244 (REGISTER_NAMES): Adjust.
3245 (struct machine_function): New fields.
3246 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
3247 (UNSPEC_VOTE_BALLOT): Ditto.
3248 (UNSPEC_LANEID): Ditto.
3249 (UNSPECV_NOUNROLL): Ditto.
3250 (atomic): New attribute.
3251 (predicable): New attribute. Generate predicated forms via
3253 (br_true): Mark as not predicable.
3255 (br_true_uni): Ditto.
3256 (br_false_uni): Ditto.
3258 (trap_if_true): Ditto.
3259 (trap_if_false): Ditto.
3260 (nvptx_fork): Ditto.
3261 (nvptx_forked): Ditto.
3262 (nvptx_joining): Ditto.
3263 (nvptx_join): Ditto.
3264 (nvptx_barsync): Ditto.
3265 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
3266 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
3267 (allocate_stack_<mode>): Remove unused pattern.
3268 (set_softstack_insn): New pattern.
3269 (restore_stack_block): Handle for TARGET_SOFT_STACK.
3270 (nvptx_vote_ballot): New pattern.
3271 (omp_simt_lane): Ditto.
3272 (omp_simt_last_lane): Ditto.
3273 (omp_simt_ordered): Ditto.
3274 (omp_simt_vote_any): Ditto.
3275 (omp_simt_xchg_bfly): Ditto.
3276 (omp_simt_xchg_idx): Ditto.
3277 (nvptx_nounroll): Ditto.
3278 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
3279 (atomic_exchange<mode>): Ditto.
3280 (atomic_fetch_add<mode>): Ditto.
3281 (atomic_fetch_addsf): Ditto.
3282 (atomic_fetch_<logic><mode>): Ditto.
3283 * config/nvptx/nvptx.opt (msoft-stack): New option.
3284 (muniform-simt): Ditto.
3286 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
3287 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
3288 * doc/invoke.texi (msoft-stack): Document.
3289 (muniform-simt): Document
3291 * doc/tm.texi: Regenerate.
3292 * doc/tm.texi.in (TARGET_SIMT_VF): New hook.
3293 * target.def: Define it.
3294 * target-insns.def (omp_simt_lane): New.
3295 (omp_simt_last_lane): New.
3296 (omp_simt_ordered): New.
3297 (omp_simt_vote_any): New.
3298 (omp_simt_xchg_bfly): New.
3299 (omp_simt_xchg_idx): New.
3301 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3303 * config/mips/mips-protos.h (mips_set_text_contents_type): New
3305 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
3306 (ASM_OUTPUT_CASE_END): Likewise.
3307 * config/mips/mips.c (mips_set_text_contents_type): New function.
3308 (mips16_emit_constants): Record the pool's initial label number
3309 with the `consttable' insn. Emit a `consttable_end' insn at the end.
3310 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
3311 for `consttable' insns.
3312 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
3313 for `consttable_end' insns.
3314 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
3315 (consttable): Add operand.
3316 (consttable_end): New insn.
3318 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
3320 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
3321 * tree-if-conv.c (tree_if_conversion): Make public.
3322 * * tree-if-conv.h: New file.
3323 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
3324 dynamic alias checks for epilogues.
3325 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
3326 * tree-vect-loop.c: include tree-if-conv.h.
3327 (new_loop_vec_info): Add zeroing orig_loop_info field.
3328 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
3329 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
3330 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
3331 using passed argument.
3332 (vect_transform_loop): Check if created epilogue should be returned
3333 for further vectorization with less vf. If-convert epilogue if
3334 required. Print vectorization success for epilogue.
3335 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
3336 if it is required, pass loop_vinfo produced during vectorization of
3337 loop body to vect_analyze_loop.
3338 * tree-vectorizer.h (struct _loop_vec_info): Add new field
3340 (LOOP_VINFO_ORIG_LOOP_INFO): New.
3341 (LOOP_VINFO_EPILOGUE_P): New.
3342 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
3343 (vect_do_peeling): Change prototype to return epilogue.
3344 (vect_analyze_loop): Add argument of loop_vec_info type.
3345 (vect_transform_loop): Return created loop.
3347 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
3349 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
3350 component as used also if LR_REGNO is a live input to the bb.
3351 * df-scan.c (df_get_entry_block_def_set): Return immediately after
3352 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
3353 (df_get_exit_block_use_set): Ditto.
3354 * df.h (df_scan_flags): New enum.
3355 * shrink-wrap.c (try_shrink_wrapping_separate): Set
3356 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
3357 df_update_entry_block_defs and df_update_exit_block_uses
3358 at the start; clear the flag and call those functions at the end.
3360 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3361 Alan Hayward <alan.hayward@arm.com>
3362 David Sherwood <david.sherwood@arm.com>
3364 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
3365 nb_iterations to the number of latch iterations rather than the
3366 number of loop iterations.
3368 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3369 Alan Hayward <alan.hayward@arm.com>
3370 David Sherwood <david.sherwood@arm.com>
3372 * combine.c (maybe_swap_commutative_operands): New function.
3373 (combine_simplify_rtx): Use it.
3374 (change_zero_ext): Likewise.
3375 (make_compound_operation_int): New function, split out of...
3376 (make_compound_operation): ...here. Use
3377 maybe_swap_commutative_operands for both.
3379 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
3381 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
3382 (neon-vfpv3): New FPU, currently an alias for 'neon'.
3383 * arm/arm-tables.opt: Regenerated.
3384 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
3386 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
3387 and 'neon' are aliases for specific implementations.
3389 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3390 Alan Hayward <alan.hayward@arm.com>
3391 David Sherwood <david.sherwood@arm.com>
3393 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
3394 and use it in the final call to gen_rtx_fmt_ee.
3395 (expand_vec_cond_expr): Update accordingly.
3396 (expand_vec_cmp_expr): Likewise.
3398 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3399 Alan Hayward <alan.hayward@arm.com>
3400 David Sherwood <david.sherwood@arm.com>
3402 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
3404 2016-11-16 Richard Biener <rguenther@suse.de>
3407 * gimplify.c (gimplify_function_tree): Do not instrument
3408 GNU extern inline functions.
3410 2016-11-16 Martin Liska <mliska@suse.cz>
3413 * gimplify.c (gimplify_switch_expr): Always save previous
3414 gimplify_ctxp->live_switch_vars.
3416 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
3418 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
3419 zero_extract operations to allow a movb to occur.
3420 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
3421 * testsuite/gcc.target/arc/movb-2.c: Likewise.
3422 * testsuite/gcc.target/arc/movb-5.c: Likewise.
3423 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
3426 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3427 Alan Hayward <alan.hayward@arm.com>
3428 David Sherwood <david.sherwood@arm.com>
3430 * expr.c (emit_group_load_1): Tighten check for whether an
3431 access involves only one operand of a CONCAT. Use extract_bit_field
3432 for constants if the bit range does span the whole operand.
3434 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3435 Alan Hayward <alan.hayward@arm.com>
3436 David Sherwood <david.sherwood@arm.com>
3438 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
3440 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3441 Alan Hayward <alan.hayward@arm.com>
3442 David Sherwood <david.sherwood@arm.com>
3444 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
3445 all three iteration counts with an any_* test. Use a single update
3446 for each count. Fix the calculation of nb_iterations_estimate.
3448 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3450 * config/pdp11/pdp11.c: Include dbxout.h.
3452 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3454 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
3456 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3459 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
3460 proper ranges for an SBFX instruction.
3461 (extzv_t2): Likewise for UBFX.
3463 2016-11-16 Richard Biener <rguenther@suse.de>
3465 PR tree-optimization/78348
3466 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
3467 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
3468 (classify_partition): Set PKIND_MEMCPY if dependence analysis
3469 revealed no dependency, PKIND_MEMMOVE otherwise.
3471 2016-11-16 Jakub Jelinek <jakub@redhat.com>
3474 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
3475 it points to non-NULL tree, use it instead of ubsan_create_data.
3476 (instrument_si_overflow): Handle vector signed integer overflow
3478 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
3479 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
3480 vector IFN_UBSAN_CHECK_*.
3481 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
3482 pass it through to ubsan_build_overflow_builtin.
3483 (expand_neg_overflow, expand_mul_overflow): Likewise.
3484 (expand_vector_ubsan_overflow): New function.
3485 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
3486 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
3487 (expand_arith_overflow): Adjust expand_*_overflow callers.
3489 2016-11-16 Matthias Klose <doko@ubuntu.com>
3491 * doc/install.texi: Remove references to java/libjava.
3493 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
3495 * tree-ssa-coalesce.c (register_default_def): Remove
3496 register_ssa_partition.
3497 (create_outofssa_var_map): Likewise.
3498 * tree-ssa-live.c (register_ssa_partition_check): Remove.
3499 * tree-ssa-live.h (register_ssa_partition): Likewise.
3501 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
3503 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
3504 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
3505 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
3506 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
3507 rtx when all sub-rtx are also permanent.
3508 (attr_eq): Simplify.
3509 (attr_copy_rtx): Remove.
3510 (make_canonical, get_attr_value): Use attr_equal_p.
3511 (copy_boolean): Rehash NOT.
3512 (simplify_test_exp_in_temp,
3513 optimize_attrs): Remove call to attr_copy_rtx.
3514 (attr_alt_intersection, attr_alt_union,
3515 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
3516 (make_automaton_attrs): Use attr_eq.
3518 2016-11-15 Matthias Klose <doko@ubuntu.com>
3520 * doc/install.texi: Remove references to java/libjava.
3521 * doc/sourcebuild.texi: Likewise.
3522 * doc/invoke.texi: Likewise.
3523 * doc/standards.texi: Likewise.
3525 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3526 Alan Hayward <alan.hayward@arm.com>
3527 David Sherwood <david.sherwood@arm.com>
3529 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
3531 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3532 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3533 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3534 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3535 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3536 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3537 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3539 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3540 Alan Hayward <alan.hayward@arm.com>
3541 David Sherwood <david.sherwood@arm.com>
3543 * dce.c (check_argument_store): Pass the size instead of
3544 the memory reference.
3545 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
3547 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3548 Alan Hayward <alan.hayward@arm.com>
3549 David Sherwood <david.sherwood@arm.com>
3551 * alias.c (canon_rtx): Use simplify_gen_binary.
3553 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3554 Alan Hayward <alan.hayward@arm.com>
3555 David Sherwood <david.sherwood@arm.com>
3557 * rtl.h (load_extend_op): Declare.
3558 * rtlanal.c (load_extend_op): New function.
3559 (nonzero_bits1): Use it.
3560 (num_sign_bit_copies1): Likewise.
3561 * cse.c (cse_insn): Likewise.
3562 * fold-const.c (fold_single_bit_test): Likewise.
3563 (fold_unary_loc): Likewise.
3564 * fwprop.c (free_load_extend): Likewise.
3565 * postreload.c (reload_cse_simplify_set): Likewise.
3566 (reload_cse_simplify_operands): Likewise.
3567 * combine.c (try_combine): Likewise.
3568 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
3569 subreg_lowpart_p checks.
3571 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3572 Alan Hayward <alan.hayward@arm.com>
3573 David Sherwood <david.sherwood@arm.com>
3575 * combine.c (simplify_shift_const_1): Use the number of bits
3576 in the inner mode to determine the range of the shift.
3577 When handling shifts of vectors, skip any rules that apply
3580 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3581 Alan Hayward <alan.hayward@arm.com>
3582 David Sherwood <david.sherwood@arm.com>
3584 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
3587 2016-11-15 Matthias Klose <doko@ubuntu.com>
3589 * doc/install.texi: Remove references to gcj/libjava.
3590 * doc/invoke.texi: Likewise.
3592 2016-11-15 Jeff Law <law@redhat.com>
3594 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
3595 parameter. Callers changed.
3596 (check-subpath_and_update_thread_path): Extracted from
3597 fsm_find_control_statement_thread_paths.
3598 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
3599 (handle_phi, handle_assignment): Allow any constant node, not
3602 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
3604 * config/arc/arc-arch.h: New file.
3605 * config/arc/arc-arches.def: Likewise.
3606 * config/arc/arc-cpus.def: Likewise.
3607 * config/arc/arc-options.def: Likewise.
3608 * config/arc/t-multilib: Likewise.
3609 * config/arc/genmultilib.awk: Likewise.
3610 * config/arc/genoptions.awk: Likewise.
3611 * config/arc/arc-tables.opt: Likewise.
3612 * config/arc/driver-arc.c: Likewise.
3613 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
3614 * common/config/arc/arc-common.c (arc_handle_option): Trace
3616 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
3617 options; check for supported cpu against arc-cpus.def file.
3618 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
3619 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
3620 * config/arc/arc-c.def: Add emacs local variables.
3621 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
3622 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
3623 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
3624 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
3625 (DEFAULT_arc_fpu_build): Define.
3626 (DEFAULT_arc_mpy_option): Define.
3627 * config/arc/arc-protos.h (arc_init): Delete.
3628 * config/arc/arc.c (arc_cpu_name): New variable.
3629 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
3630 (arc_arc700, arc_arc600, arc_arc601): New variable.
3631 (arc_init): Add static; remove selection of default tune value,
3632 cleanup obsolete error messages.
3633 (arc_override_options): Make use of .def files for selecting the
3634 right cpu and option configurations.
3635 * config/arc/arc.h (stdbool.h): Include.
3636 (TARGET_CPU_DEFAULT): Define.
3637 (CPP_SPEC): Remove mcpu=NPS400 handling.
3638 (arc_cpu_to_as): Declare.
3639 (EXTRA_SPEC_FUNCTIONS): Define.
3640 (OPTION_DEFAULT_SPECS): Likewise.
3641 (ASM_DEFAULT): Remove.
3642 (ASM_SPEC): Use arc_cpu_to_as.
3643 (DRIVER_SELF_SPECS): Remove deprecated options.
3644 (arc_base_cpu): Declare.
3645 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
3646 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
3648 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
3649 * config/arc/arc.md (attr_cpu): Remove.
3650 * config/arc/arc.opt (mno-mpy): Deprecate.
3651 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
3652 (mcpu=ARCHS): Remove.
3653 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
3655 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
3656 (arc_fpu): Use new defines.
3657 (mpy-option): Change to use numeric or string like inputs.
3658 * config/arc/t-arc (driver-arc.o): New target.
3659 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
3660 * config/arc/t-arc-newlib: Delete.
3661 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
3662 * doc/invoke.texi (ARC): Update arc options.
3664 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
3666 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
3667 insn at the beginning of the constant pool.
3668 (mips_insert_insn_pseudos): New function.
3669 (mips_machine_reorg2): Call it.
3670 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
3671 UNSPEC_INSN_PSEUDO enum values.
3672 (insn_pseudo, consttable): New insns.
3674 2016-11-15 Michael Matz <matz@suse.de>
3676 PR missed-optimization/77881
3677 * combine.c (simplify_comparison): Remove useless subregs
3678 also inside the loop, not just after it.
3679 (make_compound_operation): Recognize some subregs as being
3682 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3683 Alan Hayward <alan.hayward@arm.com>
3684 David Sherwood <david.sherwood@arm.com>
3686 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
3689 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3691 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
3692 for using xxinsertw and vinsert{b,h} on ISA 3.0.
3694 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
3695 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
3696 vinsert{b,h} on ISA 3.0.
3698 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
3700 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
3701 and cmpnop in two steps: first the ones not accessed in original gimple
3702 expression in a endian independent way and then the ones not accessed
3703 in the final result in an endian-specific way.
3704 (bswap_replace): Stop doing big endian adjustment.
3706 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
3708 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
3709 (*ashl<mode>3_doubleword): Ditto.
3711 2016-11-14 Martin Liska <mliska@suse.cz>
3713 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
3715 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
3716 Richard Biener <rguenther@suse.de>
3718 * doc/invoke.texi (fgimple): Document.
3719 * dumpfile.h (TDF_GIMPLE): Add.
3720 * dumpfile.c (dump_options): Add gimple.
3721 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
3723 (dump_gimple_label): Likewise.
3724 (dump_gimple_phi): Likewise.
3725 (dump_gimple_bb_header): Likewise.
3726 (dump_phi_nodes): Likewise.
3727 (pp_cfg_jump): Likewise. Pass in dump flags.
3728 (dump_implicit_edges): Adjust.
3729 * passes.c (pass_init_dump_file): Do not dump function header
3731 * tree-cfg.c (dump_function_to_file): Dump function return type
3732 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
3734 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
3735 (dump_generic_node): Likewise.
3736 * function.h (struct function): Add pass_startwith member.
3737 * passes.c (execute_one_pass): Implement startwith.
3738 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
3739 and assign proper version for parsed ssa names.
3740 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
3741 * internal-fn.c (expand_PHI): New function.
3742 * internal-fn.h (expand_PHI): Declared here.
3743 * internal-fn.def: New defination for PHI.
3744 * tree-cfg.c (lower_phi_internal_fn): New function.
3745 (build_gimple_cfg): Call it.
3746 (verify_gimple_call): Condition for passing label as arg in internal
3748 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
3749 present PHIs with arguments.
3751 2016-11-14 Martin Liska <mliska@suse.cz>
3754 * common.opt: Add prefer-atomic as a new enum value for
3756 * coretypes.h: Likewise.
3757 * doc/invoke.texi: Document the new option value.
3758 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
3759 * tree-profile.c (tree_profiling): Select default value
3760 of -fprofile-update when 'prefer-atomic' is selected.
3762 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
3764 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
3765 (cortex_a57_alu_shift): ...here.
3767 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
3769 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
3771 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
3772 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
3773 (<optab>si3_insn_uxtw): Likewise.
3774 (<optab><mode>3_insn): Likewise.
3775 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
3776 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
3777 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
3778 (<optab><mode>): Likewise.
3779 (insv<mode>): Likewise.
3780 (andim_ashift<mode>_bfiz): Likewise.
3781 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
3782 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
3783 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
3784 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
3785 (exynos_m1_alu_p): Likewise.
3786 * config/arm/types.md: Add bfx.
3787 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
3789 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
3791 * config/aarch64/aarch64.c (cortexa57_vector_cost):
3792 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
3794 2016-11-14 Richard Biener <rguenther@suse.de>
3796 PR tree-optimization/78312
3797 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
3798 flow-sensitive info.
3800 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
3803 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
3804 * config/avr/avr.opt (-mabsdata): New option.
3805 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
3806 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
3807 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
3808 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
3809 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
3810 spec depending on AVR_ISA_LDS.
3811 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
3813 2016-11-13 Jakub Jelinek <jakub@redhat.com>
3815 * match.pd: Don't try to compare addresses of variables with
3818 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
3820 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
3821 (propagate_vr_accross_jump_function): Handle unary expressions.
3822 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
3823 (load_from_param_1): New.
3824 (load_from_unmodified_param): Factor common part into load_from_param_1.
3825 (load_from_param): New.
3826 (compute_complex_assign_jump_func): Handle unary expressions.
3827 (update_jump_functions_after_inlining): Likewise.
3828 (ipa_write_jump_function): Likewise.
3829 (ipa_read_jump_function): Likewise.
3831 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3834 * doc/invoke.texi: Document Wrestrict.
3835 * pretty-print.c (pp_format): Add case for "Z" specifier.
3836 (test_pp_format): Test "Z" specifier.
3838 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
3840 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
3841 original function needs a static chain.
3843 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
3846 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
3849 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
3852 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
3853 return early if !optional_tbtab.
3855 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
3857 PR rtl-optimization/59461
3858 * doc/rtl.texi (paradoxical subregs): Add missing word.
3859 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
3860 in modes with precision larger than that of last_set_mode.
3861 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
3862 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
3863 REGs to paradoxical SUBREGs.
3864 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
3865 larger than a word before invoking LOAD_EXTEND_OP on it.
3867 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
3870 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
3871 element order for little endian ordering.
3873 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
3874 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
3877 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
3880 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
3881 when calculating operand 2.
3882 (rotate to rotatex zext splitter): Ditto.
3884 2016-11-11 Jeff Law <law@redhat.com>
3886 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
3888 (stmt_uses_name_in_undefined_way): New function, extracted from
3889 find_implicit_erroneous_behavior and extended for div/mod case.
3890 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
3891 find_explicit_erroneous_behavior and extended for div/mod case.
3892 (find_implicit_erroneous_behavior): Use new helper function.
3893 (find_explicit_erroneous_behavior): Use new helper function.
3895 2016-11-11 Richard Biener <rguenther@suse.de>
3897 PR tree-optimization/71575
3898 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
3901 2016-11-11 Richard Biener <rguenther@suse.de>
3904 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
3905 about uninitialized destination arg of BIT_INSERT_EXPR.
3907 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
3910 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
3911 terminology. Expand to remove ambiguity.
3913 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
3915 PR rtl-optimization/78232
3916 * combine.c (try_combine): Add a big comment about why reusing i2dest
3918 (change_zero_ext): Do not call simplify_gen_binary, do the
3919 simplifications manually.
3921 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
3923 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
3924 enable HImode and QImode to go in vector registers by default if
3925 the -mvsx-small-integer option is enabled.
3926 (rs6000_secondary_reload_simple_move): Likewise.
3927 (rs6000_preferred_reload_class): Don't force integer constants to
3928 be loaded into vector registers that we can easily make into
3929 memory (or being created in the GPRs and moved over with direct move).
3930 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
3931 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
3932 vector extraction on ISA 3.0 when the scalar integer can be
3933 allocated in vector registers. Generate the VEC_SELECT directy,
3934 and don't use UNSPEC's to avoid having the scalar type in a vector
3935 register. Make the expander target registers, and let the
3936 combiner fold in results storing to memory, if the machine
3938 (vsx_extract_<mode>_di): Likewise.
3939 (vsx_extract_<mode>_p9): Likewise.
3940 (vsx_extract_<mode>_di_p9): Likewise.
3941 (vsx_extract_<mode>_store_p9): Likewise.
3942 (vsx_extract_si): Likewise.
3943 (vsx_extract_<mode>_p8): Likewise.
3944 (p9_lxsi<wd>zx): Delete, no longer used.
3945 (p9_stxsi<wd>x): Likewise.
3946 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
3947 integers in vector registers for ISA 3.0.
3948 (QHI): Update comment.
3949 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
3950 vector extract instructions in sign/zero extend.
3951 (zero_extendhi<mode>): Likewise.
3952 (extendqi<mode>): Likewise.
3953 (extendhi<mode>2): Likewise.
3954 (HImode splitter for load/sign extend in vector register): Likewise.
3955 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
3956 optimizing floating point conversions to/from small data types and
3957 rewrite it to support QImode/HImode being allowed in vector
3958 registers on ISA 3.0.
3959 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
3960 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
3961 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
3962 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
3963 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
3964 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
3965 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
3966 VSPLITISW on ISA 2.07.
3967 (movhi_internal): Combine movhi_internal and movqi_internal into
3968 one mov<mode>_internal with an iterator. Add support for QImode
3969 and HImode being allowed in vector registers. Make large number
3970 of attributes and constraints easier to read.
3971 (movqi_internal): Likewise.
3972 (mov<mode>_internal): Likewise.
3973 (movdi_internal64): Fix constraint to allow loading -16..15 with
3974 VSPLITISW on ISA 2.07.
3975 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
3978 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
3980 PR rtl-optimization/78241
3981 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
3982 but emit initial peel copy if niter expr is not reliable.
3984 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
3986 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
3987 (maybe_record_trace_start): If the CFI is different on the new and
3988 old paths, print out both to the dump file before ICEing.
3990 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
3992 * target.def (additional_allocno_class_p): New.
3993 * hooks.h (hook_bool_reg_class_t_false): New prototype.
3994 * hooks.c (hook_bool_reg_class_t_false): New.
3995 * ira.c (setup_allocno_and_important_classes): Use the new hook.
3996 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
3997 * doc/tm.texi: Update.
3999 2016-11-10 Jason Merrill <jason@redhat.com>
4001 * gengtype.c (new_structure): Append to structures list.
4002 (find_structure): Likewise.
4004 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
4006 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
4007 this_dir is 2. Check for this_dir non-zero before dir != this_dir
4010 2016-11-10 Jakub Jelinek <jakub@redhat.com>
4012 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
4013 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
4015 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
4016 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
4017 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
4018 teams distribute parallel for simd even to distribute and teams
4019 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
4020 OMP_CLAUSE_DEPEND_SINK case.
4021 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
4022 (omp_no_lastprivate): Removed.
4023 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
4024 (gimplify_omp_for): Likewise.
4025 (computable_teams_clause): Fail for automatic vars from current
4026 function not yet seen in bind expr.
4027 * langhooks.c (lhd_omp_scalar_p): New function.
4028 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
4029 * varpool.c (varpool_node::get_create): Set node->offloading
4030 even for DECL_EXTERNAL decls.
4031 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
4032 (LANG_HOOKS_OMP_SCALAR_P): Define.
4033 (LANG_HOOKS_DECLS): Use it.
4035 2016-11-10 Martin Liska <mliska@suse.cz>
4038 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
4039 only when SWITCH_BODY is a BIND_EXPR.
4041 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
4044 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
4045 on the context only when it has no DIE yet.
4047 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
4049 * arm.h (target_cpus): Delete.
4050 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
4051 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
4052 (all_architectures): Likewise.
4053 (arm_option_override): Adjust use of CPU enums.
4054 (arm_sched_reorder): Likewise.
4055 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
4056 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
4057 * arm/genopt.sh (processor_type): Prefix enumeration entries with
4059 * arm-tables.opt: Regenerated.
4061 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
4063 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
4065 * config/aarch64/aarch64-tune.md: Regenerated.
4066 * config/arm/arm-cores.def (falkor): New core.
4067 * config/arm/arm-tables.opt: Regenerated.
4068 * config/arm/arm-tune.md: Regenerated.
4069 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
4070 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
4071 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
4072 (ARM Options/-mtune): Likewise.
4074 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
4077 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
4079 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
4080 (propagate_vr_accross_jump_function): Likewise.
4081 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
4082 (load_from_param_1): New.
4083 (load_from_unmodified_param): Factor common part into load_from_param_1.
4084 (load_from_param): New.
4085 (compute_complex_assign_jump_func): Handle unary expressions.
4086 (ipa_write_jump_function): Likewise.
4087 (ipa_read_jump_function): Likewise.
4089 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
4091 * simplify-rtx.c (simplify_binary_operation_1): Simplify
4092 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
4093 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
4096 2016-11-09 David Malcolm <dmalcolm@redhat.com>
4098 * print-rtl-function.c: Include varasm.h.
4099 (print_any_param_name): New function.
4100 (print_param): New function.
4101 (print_rtx_function): Call print_param for each argument.
4102 * print-rtl.c (rtx_writer::finish_directive): New function.
4103 * print-rtl.h (rtx_writer::finish_directive): New decl.
4105 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
4108 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
4109 operand 0 as earlyclobber.
4110 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
4112 2016-11-09 Martin Liska <mliska@suse.cz>
4114 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
4116 2016-11-09 Jakub Jelinek <jakub@redhat.com>
4119 * builtins.c (expand_builtin_memcmp): Formatting fix.
4121 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
4122 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
4123 or of them, renumber other enumerators.
4124 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
4125 * doc/invoke.texi: Document -fsanitize=shift-base and
4126 -fsanitize-shift-exponent, document -fsanitize=shift as
4127 having those 2 suboptions.
4129 2016-11-09 Richard Biener <rguenther@suse.de>
4131 * fold-const.c (tree_swap_operands_p): Remove unused arg.
4132 * fold-const.c (tree_swap_operands_p): Likewise.
4133 (fold_binary_loc): Adjust.
4134 (fold_ternary_loc): Likewise.
4135 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
4136 * gimple-fold.c (fold_stmt_1): Likewise.
4137 * gimple-match-head.c (gimple_resimplify2): Likewise.
4138 (gimple_resimplify3): Likewise.
4139 (gimple_simplify): Likewise.
4140 * tree-ssa-dom.c (record_equality): Likewise.
4141 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
4142 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
4143 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
4145 2016-11-09 Richard Biener <rguenther@suse.de>
4147 * tree-ssa-dom.c (canonicalize_comparison): Remove.
4148 (optimize_stmt): Remove redundant pre-propagation canonicalization
4149 of comparison operand order.
4151 2016-11-09 Martin Liska <mliska@suse.cz>
4153 * fold-const-call.c (fold_const_call): Fix the folding.
4155 2016-11-09 Richard Biener <rguenther@suse.de>
4157 * common.opt (flag_evaluation_order): Remove.
4158 * expr.c (expand_operands): Remove code guarded by
4159 flag_evaluation_order.
4160 * fold-const.c (reorder_operands_p): Remove, it always returns
4162 (negate_expr_p): Remove calls to reorder_operands_p.
4163 (fold_negate_expr): Likewise.
4164 (tree_swap_operands_p): Likewise.
4165 (fold_binary_loc): Likewise.
4167 2016-11-09 Andreas Schwab <schwab@suse.de>
4170 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
4171 insns operating on a register.
4173 2016-11-09 Richard Biener <rguenther@suse.de>
4175 PR tree-optimization/78007
4176 * tree-vect-stmts.c (vectorizable_bswap): New function.
4177 (vectorizable_call): Call vectorizable_bswap for
4178 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
4180 2016-11-09 Richard Biener <rguenther@suse.de>
4182 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
4183 Look at the DR_BASE_ADDRESS object for forcing alignment.
4185 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
4187 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
4188 (propagate_vr_accross_jump_function): Likewise.
4189 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
4190 (load_from_param_1): New.
4191 (load_from_unmodified_param): Factor common part into load_from_param_1.
4192 (load_from_param): New.
4193 (compute_complex_assign_jump_func): Handle unary expressions.
4194 (ipa_write_jump_function): Likewise.
4195 (ipa_read_jump_function): Likewise.
4197 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
4200 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
4201 Also fold constant passed as argument while computing value range.
4202 (propagate_constants_accross_call): Pass param type.
4203 * ipa-prop.c: export ipa_get_callee_param_type.
4204 * ipa-prop.h: export ipa_get_callee_param_type.
4206 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
4208 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
4209 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
4211 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
4213 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
4214 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
4215 ASAN_STACK_MAGIC_MIDDLE.
4216 (asan_global_struct): Increase the size of fields.
4217 (asan_add_global): Add new field constructor.
4218 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
4219 __asan_version_mismatch_check_v8.
4221 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
4223 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
4226 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
4229 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
4230 Handle ASHIFT and LSHIFTRT.
4231 (dimode_scalar_chain::compute_convert_gain): Ditto.
4232 (dimode_scalar_chain::convert_insn): Ditto.
4234 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4236 * gimple-ssa-store-merging.c: Include selftest.h
4237 (verify_array_eq): New function.
4238 (verify_shift_bytes_in_array): Likewise.
4239 (verify_shift_bytes_in_array_right): Likewise.
4240 (verify_clear_bit_region): Likewise.
4241 (verify_clear_bit_region_be): Likewise.
4242 (store_merging_c_tests): Likewise.
4243 * selftest.h (store_merging_c_tests): Declare prototype.
4244 * selftest-run-tests.c (selftest::run_tests): Run
4245 store_merging_c_tests.
4247 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4249 * config/arm/arm.opt (mold-rtx-costs): Delete.
4250 (mnew-generic-costs): Delete.
4251 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
4252 * config/arm/arm.c (arm_rtx_costs_1): Delete.
4253 (arm_size_rtx_costs): Likewise.
4254 (arm_slowmul_rtx_costs): Likewise.
4255 (arm_fastmul_rtx_costs): Likewise.
4256 (arm_xscale_rtx_costs): Likewise.
4257 (arm_9e_rtx_costs): Likewise.
4258 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
4259 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
4260 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
4261 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
4262 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
4263 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
4264 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
4265 arm_cortex_m7_tune):
4266 Delete rtx_costs field.
4267 (arm_new_rtx_costs): Rename to...
4268 (arm_rtx_costs_internal): ... This.
4269 (arm_rtx_costs): Remove old way of doing rtx costs.
4271 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4273 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
4274 (arm_fastmul_tune): Likewise.
4275 (arm_strongarm_tune): Likewise.
4276 (arm_xscale_tune): Likewise.
4277 (arm_9e_tune): Likewise.
4278 (arm_marvell_pj4_tune): Likewise.
4279 (arm_v6t2_tune): Likewise.
4280 (arm_v6m_tune): Likewise.
4281 (arm_fa726te_tune): Likewise.
4283 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4285 PR tree-optimization/78234
4286 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
4289 2016-11-08 Martin Liska <mliska@suse.cz>
4292 * dbgcnt.def: Add new debug counter asan_use_after_scope.
4293 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
4294 with a value expr. Do not add artificial variables to
4295 live_switch_vars. Use the debug counter.
4296 (gimplify_target_expr): Use the debug counter.
4297 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
4298 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
4299 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
4301 2016-11-08 Richard Biener <rguenther@suse.de>
4303 * tree-vect-stmts.c (get_group_load_store_type): If the
4304 access is aligned do not trigger peeling for gaps.
4305 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
4306 force alignment of vars with DECL_USER_ALIGN.
4308 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
4310 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
4312 2016-11-08 Richard Biener <rguenther@suse.de>
4314 PR tree-optimization/78205
4315 * tree-vect-stmts.c (vectorizable_load): Move check whether
4316 we may run into gaps when BB vectorizing SLP permutations ...
4317 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
4318 here where we can do a more precise check.
4320 2016-11-08 Richard Biener <rguenther@suse.de>
4322 PR tree-optimization/78224
4323 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
4324 Split the fallthru edge in case its successor may have PHIs.
4325 Do not free dominance info.
4327 2016-11-07 Jakub Jelinek <jakub@redhat.com>
4330 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
4331 EH info even for bzhi and pdep/pext.
4333 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
4335 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
4336 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
4338 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
4340 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
4342 * config/rs6000/vector.md (div<mode>3): Ditto.
4344 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
4346 * configure.ac (.hidden): Change to conftest_s string. Provide string
4348 (gcc_cv_ld_hidden): Yes for AIX.
4349 * configure: Regenerate.
4351 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
4353 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
4354 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
4355 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
4356 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
4357 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
4358 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
4360 (rs6000_xcoff_visibility): New.
4361 (rs6000_xcoff_declare_function_name): Add visibility support.
4362 (rs6000_xcoff_asm_globalize_decl_name): New.
4363 (rs6000_xcoff_asm_output_aligned_decl_common): New.
4364 (rs6000_asm_weaken_decl): New.
4365 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
4366 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
4369 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
4372 * incpath.c (remove_dup): Also silently ignore EPERM.
4374 2016-11-07 Martin Jambor <mjambor@suse.cz>
4376 * tree.c (verify_type_variant): Use pointer comparison to check that
4377 TYPE_SIZE_UNIT match.
4379 2016-11-07 Jakub Jelinek <jakub@redhat.com>
4382 * dse.c (dse_step5): Call scan_reads even if just
4383 insn_info->frame_read. Improve and fix dump file messages.
4386 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
4387 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
4389 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4392 * match.pd: Add following two patterns:
4393 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
4394 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
4396 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
4398 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
4399 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
4400 * rtl.h (duplicate_reg_notes): Declare.
4401 * rtlanal.c (duplicate_reg_note): New function.
4403 PR rtl-optimization/77309
4404 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
4405 don't assume an equality comparison for plain COMPARE.
4406 (simplify_comparison): Pass a more accurate code to
4407 make_compound_operation.
4409 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
4411 * target.def (compute_pressure_classes): New target hook.
4412 * doc/tm.texi.in: Document it.
4413 * doc/tm.texi: Regenerate.
4414 * ira.c (setup_pressure_classes): Call target hook if defined.
4416 2016-11-07 David Malcolm <dmalcolm@redhat.com>
4418 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
4420 (rtx_writer::print_rtx): In compact mode, omit trailing operands
4421 that have the default values.
4422 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
4424 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
4425 label string from expected dump.
4426 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
4429 2016-11-07 Jakub Jelinek <jakub@redhat.com>
4432 * alias.c (nonoverlapping_memrefs_p): If one decl is
4433 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
4435 2016-11-07 Richard Biener <rguenther@suse.de>
4438 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
4441 2016-11-07 Richard Biener <rguenther@suse.de>
4443 PR tree-optimization/78218
4444 * gimple-ssa-store-merging.c
4445 (pass_store_merging::terminate_all_aliasing_chains):
4446 Drop unused argument, fix alias check to also consider uses.
4447 (pass_store_merging::execute): Adjust.
4449 2016-11-07 Richard Biener <rguenther@suse.de>
4451 PR tree-optimization/78228
4452 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
4455 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4458 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
4459 aarch64_simd_shift_imm_<mode> predicate for operand 1.
4460 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
4461 to restrict them to an appropriate range and add FAIL check if the
4462 region they specify is out of range. Delete useless constraint
4464 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
4465 2 and 3 to restrict their range and add pattern predicate.
4467 2016-11-07 Martin Liska <mliska@suse.cz>
4469 * asan.c (enum asan_check_flags): Move the enum to header file.
4470 (asan_init_shadow_ptr_types): Make type creation more generic.
4471 (shadow_mem_size): New function.
4472 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
4473 Rewritten stack unpoisoning code.
4474 (build_shadow_mem_access): Add new argument return_address.
4475 (instrument_derefs): Instrument local variables if use after scope
4476 sanitization is enabled.
4477 (asan_store_shadow_bytes): New function.
4478 (asan_expand_mark_ifn): Likewise.
4479 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
4480 * asan.h (enum asan_mark_flags): Moved here from asan.c
4481 (asan_protect_stack_decl): Protect all declaration that need
4483 (asan_sanitize_use_after_scope): New function.
4484 (asan_no_sanitize_address_p): Likewise.
4485 * cfgexpand.c (partition_stack_vars): Consider
4486 asan_sanitize_use_after_scope in condition.
4487 (expand_stack_vars): Likewise.
4488 * common.opt (-fsanitize-address-use-after-scope): New option.
4489 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
4490 Explain the parameter.
4491 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
4492 * gimplify.c (build_asan_poison_call_expr): New function.
4493 (asan_poison_variable): Likewise.
4494 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
4495 variables that have address taken.
4496 (gimplify_decl_expr): Likewise.
4497 (gimplify_target_expr): Likewise for C++ temporaries.
4498 (sort_by_decl_uid): New function.
4499 (gimplify_expr): Unpoison all variables for a label we can jump
4500 from outside of a scope.
4501 (gimplify_switch_expr): Unpoison variables defined in the switch
4503 (gimplify_function_tree): Clear asan_poisoned_variables.
4504 (asan_poison_variables): New function.
4505 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
4506 * internal-fn.c (expand_ASAN_MARK): New function.
4507 * internal-fn.def (ASAN_MARK): Declare.
4508 * opts.c (finish_options): Handle -fstack-reuse if
4509 -fsanitize-address-use-after-scope is enabled.
4510 (common_handle_option): Enable address sanitization if
4511 -fsanitize-address-use-after-scope is enabled.
4512 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
4514 * params.h: Likewise.
4515 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
4516 * sanitizer.def: Define __asan_poison_stack_memory and
4517 __asan_unpoison_stack_memory functions.
4518 * asan.c (asan_mark_poison_p): New function.
4519 (transform_statements): Handle asan_mark_poison_p calls.
4520 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
4522 2016-11-07 Tamar Christina <tamar.christina@arm.com>
4525 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
4527 2016-11-07 Martin Liska <mliska@suse.cz>
4529 * tree-profile.c (gimple_gen_time_profiler): Set proper type
4530 to time_profiler_counter_ptr.
4532 2016-11-07 Richard Biener <rguenther@suse.de>
4534 PR tree-optimization/37150
4535 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
4537 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
4538 (vect_analyze_slp_cost_1): Account for the real number of
4539 permutations emitted and for dead loads.
4540 (vect_transform_slp_perm_load): Add n_perms parameter counting
4541 the number of emitted permutations.
4542 * tree-vect-stmts.c (vectorizable_load): Adjust.
4544 2016-11-07 Richard Biener <rguenther@suse.de>
4546 PR tree-optimization/78189
4547 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
4548 alignment computation.
4550 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
4552 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
4554 2016-11-05 Martin Sebor <msebor@redhat.com>
4556 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
4559 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
4563 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
4565 2016-11-04 Jakub Jelinek <jakub@redhat.com>
4568 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
4569 doesn't have rtl set.
4571 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4573 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
4574 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
4575 rs6000_gimple_fold_builtin.
4576 (rs6000_gimple_fold_builtin): New function. Add handling for
4577 early expansion of vector addition builtins.
4579 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
4581 * expr.h (copy_blkmode_from_reg): Delete.
4582 * expr.c (copy_blkmode_from_reg): Make static.
4584 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
4586 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
4587 * combine.c (LOAD_EXTEND_OP): Delete.
4588 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
4589 * cse.c (LOAD_EXTEND_OP): Delete.
4590 * fold-const.c (LOAD_EXTEND_OP): Likewise.
4591 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
4592 * postreload.c (LOAD_EXTEND_OP): Delete.
4593 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
4594 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
4595 (find_reloads): Likewise.
4596 * reload1.c (eliminate_regs_1): Likewise.
4597 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
4598 (num_sign_bit_copies1): Likewise.
4600 2016-11-04 David Malcolm <dmalcolm@redhat.com>
4602 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
4603 (selftest::ix86_test_dumping_hard_regs): New function.
4604 (selftest::ix86_run_selftests): New function.
4605 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
4606 selftest::ix86_run_selftests.
4607 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
4608 * doc/tm.texi: Regenerate
4609 * selftest-rtl.h: New file.
4610 * rtl-tests.c: Include "selftest-rtl.h".
4611 (selftest::assert_rtl_dump_eq): Make non-static.
4612 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
4613 (selftest::test_dumping_regs): Update comment.
4614 * selftest-run-tests.c: Include "target.h".
4615 (selftest::run_tests): If non-NULL, call
4616 targetm.run_target_selftests.
4617 * target.def (run_target_selftests): New hook.
4619 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4621 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
4622 representative core for this architecture.
4623 * config/arm/arm-cores.def (cortex-m33): Define new processor.
4624 * config/arm/arm-tables.opt: Regenerate.
4625 * config/arm/arm-tune.md: Likewise.
4626 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
4627 valid -mcpu options.
4628 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
4630 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4632 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
4633 representative core for this architecture.
4634 * config/arm/arm-cores.def (cortex-m23): Define new processor.
4635 * config/arm/arm-tables.opt: Regenerate.
4636 * config/arm/arm-tune.md: Likewise.
4637 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
4638 this tuning parameters apply to in the comment.
4639 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
4640 valid -mcpu options.
4641 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
4643 2016-11-04 Bin Cheng <bin.cheng@arm.com>
4645 * fold-const.c (fold_cond_expr_with_comparison): Remove call
4646 to pedantic_non_lvalue_loc. Remove useless code for lvalue
4647 where cond_expr can't be a lvalue.
4649 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
4651 * config/arc/arc.c (arc_process_double_reg_moves): Use
4653 * config/arc/arc.md (movsi_insn): Disable unsupported move
4654 instructions for ARCv2 cores.
4655 (movdi): Use prepare_move_operands.
4656 (movsf, movdf): Use move_dest_operand predicate.
4657 * config/arc/constraints.md (Chs): Enable when barrel shifter is
4659 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
4660 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
4662 (dexcl_3op_peep2_insn_nores): Likewise.
4663 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
4664 (LINK_COMMAND_SPEC): Remove.
4666 2016-11-04 Richard Biener <rguenther@suse.de>
4669 * loop-invariant.c (find_exits): Record entering inner
4670 loops as possibly exiting to handle infinite sub-loops.
4671 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
4672 (fill_always_executed_in_1): Honor infinite child loops.
4674 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4677 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
4678 has already been adjusted for endianness, so don't adjust it any
4682 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
4683 ICmode unless we have standard PowerPC floating point.
4684 * config/rs6000/rs6000.md (FP iterator): Likewise.
4685 (FMOVE128 iterator): Likewise.
4687 2016-11-03 Jakub Jelinek <jakub@redhat.com>
4688 Alexandre Oliva <aoliva@redhat.com>
4689 Jason Merrill <jason@redhat.com>
4693 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
4695 * langhooks.c (lhd_type_dwarf_attribute): New function.
4696 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
4697 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
4698 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
4699 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
4700 (check_qualified_type, check_aligned_type): Call it.
4701 * dwarf2out.c (modified_type_die): Don't use type_main_variant
4702 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
4703 check_base_type and check_lang_type.
4704 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
4705 return early. For pointer-to-data-member add DW_AT_use_location
4707 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
4709 (gen_type_die_with_usage): Don't use type_main_variant
4710 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
4711 check_base_type and check_lang_type. Formatting fixes. Call
4712 get_debug_type langhook.
4714 2016-11-03 Jason Merrill <jason@redhat.com>
4716 * tree.c (check_lang_type): New.
4717 (check_qualified_type): Use it.
4718 (check_aligned_type): Use it.
4719 * tree.h: Declare it.
4721 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
4723 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
4724 (arm*-freebsd*): Likewise.
4725 (arm*-*-netbsdelf*): Likewise.
4726 (arm*-*-linux*): Likewise.
4727 (arm*-*-uclinux*eabi*): Likewise.
4728 (arm*-*-phoenix*): Likewise.
4729 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
4730 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
4731 specified. Default to arm6 if target_cpu_cname is not set.
4732 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
4733 default cpu has been correctly configured.
4734 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
4735 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
4736 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
4737 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
4738 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
4739 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
4740 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
4742 2016-11-03 Jiong Wang <jiong.wang@arm.com>
4744 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
4745 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
4746 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
4747 (output_cfa_loc): Support DW_CFA_val_expression.
4748 (output_cfa_loc_raw): Likewise.
4749 (output_cfi): Likewise.
4750 (output_cfi_directive): Likewise.
4751 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
4752 (dw_cfi_oprnd2_desc): Likewise.
4753 (mem_loc_descriptor): Recognize new pattern generated for value
4756 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
4758 PR rtl-optimization/78186
4759 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
4760 well, when converting to IOR.
4762 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
4764 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
4765 (vec_interleave_highv8qi): Likewise.
4767 2016-11-03 Martin Liska <mliska@suse.cz>
4769 * profile.c (instrument_values): Fix coding style.
4770 (branch_prob): Use renamed function.
4771 * tree-profile.c (init_ic_make_global_vars): Likewise.
4772 (gimple_init_edge_profiler): Rename to
4773 gimple_init_gcov_profiler.
4774 tree_time_profiler_counter variable declaration.
4775 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
4777 * value-prof.h: Remove an argument.
4779 2016-11-03 Richard Biener <rguenther@suse.de>
4781 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
4782 symtab_node::get_create.
4784 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4786 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
4787 Move comments into more natural position.
4789 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
4791 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
4792 (PTRDIFF_TYPE): Define as int.
4794 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4796 * ccmp.c (expand_ccmp_expr_1): Adjust.
4797 (expand_ccmp_expr): Likewise.
4798 (expand_ccmp_next): Likewise.
4799 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
4800 (aarch64_gen_ccmp_first): Likewise.
4801 * doc/tm.texi: Regenerate.
4802 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
4803 (gen_ccmp_next): Likewise.
4805 2016-11-03 Bin Cheng <bin.cheng@arm.com>
4807 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
4808 (vect_is_simple_reduction): Swap cond_reduction by inversion.
4810 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
4812 * config/i386/i386.c (ix86_init_libfuncs): New. Call
4813 darwin_rename_builtins here.
4814 (ix86_expand_divmod_libfunc): New.
4815 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
4816 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
4818 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
4819 Nathan Sidwell <nathan@acm.org>
4821 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
4823 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
4825 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
4827 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
4828 to format MODE_INT and MODE_PARTIAL_INT literals.
4830 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
4833 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
4834 NULL if TARGET_SPE_ABI.
4836 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4838 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
4839 clear padding bits even when they're less than a byte.
4841 2016-11-02 Richard Biener <rguenther@suse.de>
4843 * gimple-ssa-store-merging.c: Include gimplify-me.h.
4844 (imm_store_chain_info::output_merged_stores): Force base_addr
4845 to be proper GIMPLE for a MEM_REF address.
4846 (pass_store_merging::execute): Restrict negative bitpos
4847 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
4848 check. Take into account non-NULL_TREE offset if the base
4849 is already addressable.
4851 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
4853 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
4855 (aarch64_be_crypto_sha1hv4si): New pattern.
4857 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
4859 * config/aarch64/aarch64.md (add<mode>3): Remove
4860 redundant code. Don't split frame based additions.
4862 2016-11-02 Richard Biener <rguenther@suse.de>
4864 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
4865 redundant val and dest members.
4866 (store_immediate_info::store_immediate_info): Adjust.
4867 (merged_store_group::merged_store_group): Adjust.
4868 (merged_store_group::apply_stores): Likewise.
4869 (struct imm_store_chain_info): Add base_addr field.
4870 (imm_store_chain_info::imm_store_chain_info): New constructor.
4871 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
4872 (imm_store_chain_info::output_merged_store): Likewise. Use
4873 addr_base which is already the address.
4874 (imm_store_chain_info::output_merged_stores): Likewise.
4875 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
4876 imm_store_chain_info instead of base. Fix alias check.
4877 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
4878 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
4879 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
4880 use the address of the base and adjust for other changes.
4882 2016-11-02 Martin Liska <mliska@suse.cz>
4884 * fold-const-call.c (host_size_t_cst_p): Test whether
4885 t is convertible to size_t.
4887 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4889 PR tree-optimization/78170
4890 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
4891 introduced by native_encode_expr on little-endian as well.
4893 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4895 PR tree-optimization/78162
4896 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
4899 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4901 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
4903 (aarch64_next_callee_save): Likewise.
4904 (aarch64_pushwb_single_reg): Likewise.
4905 (aarch64_gen_storewb_pair): Likewise.
4906 (aarch64_push_regs): Likewise.
4907 (aarch64_gen_loadwb_pair): Likewise.
4908 (aarch64_pop_regs): Likewise.
4909 (aarch64_gen_store_pair): Likewise.
4910 (aarch64_gen_load_pair): Likewise.
4911 (aarch64_save_callee_saves): Likewise.
4912 (aarch64_restore_callee_saves): Likewise.
4914 2016-11-02 Richard Biener <rguenther@suse.de>
4916 PR tree-optimization/78035
4917 PR tree-optimization/77964
4918 * gimple-pretty-print.c (pp_points_to_solution): Print
4919 vars_contains_interposable.
4920 * tree-ssa-alias.c: Include varasm.h.
4921 (ptrs_compare_unequal): Check vars_contains_interposable and
4922 decl_binds_to_current_def_p.
4923 (dump_points_to_solution): Dump vars_contains_interposable.
4924 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
4926 * tree-ssa-structalias.c: Include varasm.h.
4927 (set_uids_in_ptset): Record whether vars contains a
4928 not decl_binds_to_current_def_p variable in vars_contains_interposable.
4929 (ipa_escaped_pt): Update initializer.
4931 2016-11-02 Richard Biener <rguenther@suse.de>
4933 PR tree-optimization/78047
4934 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
4935 fake field at offset zero conservatively regarding to may_have_pointers.
4937 2016-11-02 Richard Biener <rguenther@suse.de>
4939 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
4940 infer_value_range on stmt ops and update value-ranges.
4941 Dump visited stmts and blocks.
4942 (evrp_dom_walker::push_value_range): Dump changes.
4943 (evrp_dom_walker::pop_value_range): Likewise.
4944 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
4946 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4948 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
4950 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
4952 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4954 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
4955 and adjust for that.
4956 * cfgrtl.h (delete_insn_chain): Adjust prototype.
4958 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4960 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
4962 (transcode_memory_rtx): Likewise.
4963 (move_to_acc): Likewise.
4964 (move_from_acc): Likewise.
4965 (move_acc_to_reg): Likewise.
4966 (move_to_x): Likewise.
4967 (move_to_hl): Likewise.
4968 (move_to_de): Likewise.
4969 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
4970 (rs6000_emit_savres_rtx): Likewise.
4971 (rs6000_emit_prologue): Likewise.
4972 * reorg.c (update_reg_unused_notes): Likewise.
4973 * rtl.h (remove_note): Adjust prototype.
4974 * rtlanal.c (remove_note): Make argument type rtx_insn *.
4976 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4978 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
4979 variables so some can be rtx_insn *.
4980 (alpha_emit_xfloating_libcall): Likewise.
4981 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
4982 (mips_legitimize_tls_address): Likewise.
4983 * optabs.c (expand_binop): Likewise.
4984 * reload1.c (gen_reload): Likewise.
4986 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4988 * reorg.c (relax_delay_slots): Split up the trial variable.
4990 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4992 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
4993 of variables rtx_insn *.
4994 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
4995 (legitimize_tls_address): Likewise.
4996 * config/bfin/bfin.c (hwloop_optimize): Likewise.
4997 (bfin_gen_bundles): Likewise.
4998 * config/c6x/c6x.c (reorg_split_calls): Likewise.
4999 (c6x_reorg): Likewise.
5000 * config/frv/frv.c (frv_reorder_packet): Likewise.
5001 * config/i386/i386.c (ix86_split_idivmod): Likewise.
5002 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
5003 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
5004 * config/mn10300/mn10300.c: Likewise.
5005 * config/rl78/rl78.c: Likewise.
5006 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
5007 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
5008 (sh_expand_cmpnstr): Likewise.
5009 (sh_expand_strlen): Likewise.
5010 (sh_expand_setmem): Likewise.
5011 * config/sh/sh.md: Likewise.
5012 * emit-rtl.c (emit_pattern_before): Likewise.
5013 * except.c: Likewise.
5014 * final.c: Likewise.
5017 2016-11-01 Jason Merrill <jason@redhat.com>
5019 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
5020 a COND_EXPR with constant condition.
5022 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5024 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
5025 and its initialization.
5027 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5029 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
5032 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5034 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
5035 argument, don't call add_linkage_name if it is true.
5036 (gen_variable_die): For C++ inline static data members, consider the
5037 initial call when old_die is NULL to be declaration and call
5038 add_name_and_src_coords_attributes in that case with true as
5039 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
5040 (gen_member_die): For C++ inline static data members, emit a
5041 definition DIE right away in DW_TAG_compile_unit context.
5043 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
5046 * config/pa/pa.md: Add new shift/add patterns to handle
5047 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
5049 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
5051 * config/xtensa/xtensa-protos.h
5052 (xtensa_use_return_instruction_p): New prototype.
5053 * config/xtensa/xtensa.c (xtensa_current_frame_size,
5054 xtensa_callee_save_size): Remove.
5055 (struct machine_function): Add new fields: current_frame_size,
5056 callee_save_size, frame_laid_out and epilogue_done.
5057 (compute_frame_size, xtensa_expand_prologue,
5058 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
5059 cfun->machine->callee_save_size and xtensa_current_frame_size
5060 with cfun->machine->current_frame_size.
5061 (compute_frame_size): Update cfun->machine->frame_laid_out and
5062 don't update frame layout after reload completion.
5063 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
5064 instead of zeroing xtensa_current_frame_size.
5065 (xtensa_use_return_instruction_p): New function.
5066 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
5068 (INITIAL_ELIMINATION_OFFSET): Use return value of
5069 compute_frame_size instead of xtensa_current_frame_size value.
5070 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
5071 function xtensa_use_return_instruction_p instead of inline code.
5073 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5075 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
5076 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
5077 * dwarf2out.c (rnglist_idx): New variable.
5078 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
5079 (DEBUG_RNGLISTS_SECTION): Define.
5080 (ranges_base_label): New variable.
5081 (size_of_die) <case dw_val_class_range_list>: If using
5082 DW_FORM_rnglistx, count size of uleb128 of range list index.
5083 (value_format) <case dw_val_class_range_list>: For
5084 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
5085 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
5086 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
5087 (add_ranges_num): Remove useless prototype. Don't multiply
5088 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
5089 for new fields added to dw_ranges struct.
5090 (add_ranges): Add maybe_new_sec argument and pass it
5091 through to add_ranges_num.
5092 (note_rnglist_head): New function.
5093 (add_ranges_by_labels): Pass true as maybe_new_sec to
5094 add_ranges_num, call note_rnglist_head on the head of the list.
5095 (output_ranges): Add function comment. Switch to
5096 .debug_ranges section here and emit .Ldebug_ranges0 label.
5097 (index_rnglists, output_rnglists): New functions.
5098 (gen_subprogram_die): Formatting fixes.
5099 (add_high_low_attributes): Don't divide offsets
5100 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
5101 first list element or when pointing into the middle of
5102 a list. Pass true as second argument to add_ranges on the
5103 first block fragment after cold/hot section switch.
5104 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
5105 section instead of .debug_ranges. Initialize
5106 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
5107 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
5108 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
5109 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
5110 Call output_rnglists for -gdwarf-5.
5111 (dwarf2out_c_finalize): Clear rnglist_idx.
5113 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
5115 * combine.c (simplify_compare_const): Add gcc_fallthrough.
5117 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
5118 Tamar Christina <tamar.christina@arm.com>
5120 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
5121 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
5122 (vmaxnmq_f32): Likewise.
5123 (vminnm_f32): Likewise.
5124 (vminnmq_f32): Likewise.
5125 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
5127 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
5130 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
5132 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
5133 binary floating point types supported by the hardware except for
5135 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
5136 vector instruction for optimizing extracting a SImode from a
5137 V4SImode vector and converting it to floating point.
5138 (vsx_xvcvuxwdp_df): Likewise.
5139 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
5140 registers to be any VSX register. Move stores to the end of the
5142 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
5143 to optimize extracting a SImode from a V4SImode vector and
5144 converting it to a binary floating point type supported by the
5145 hardware. Use the vector converts instead of extracting the
5146 element, sign extending it, and then converting it to double.
5147 Other floating point types than double first convert to double,
5148 then the double is converted to that type.
5149 (vsx_extract_si_<uns>float_<mode>): Likewise.
5151 2016-10-31 Andrew Pinski <apinski@cavium.com>
5153 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
5154 Rewrite handling of part num to handle the case where
5155 multiple implementers share the same part num.
5157 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
5158 Jakub Jelinek <jakub@redhat.com>
5160 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
5161 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
5163 2016-10-31 Jakub Jelinek <jakub@redhat.com>
5165 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
5166 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
5167 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
5168 (is_cu_die, is_unit_die): Likewise.
5169 (should_move_die_to_comdat, break_out_comdat_types): Adjust
5170 comments for DWARF5 DW_UT_type units.
5171 (output_compilation_unit_header): Add UT argument, output
5172 start of DWARF5 .debug_info section header.
5173 (output_comp_unit): Add dwo_id argument. Adjust
5174 output_compilation_unit_header caller, for DW_UT_split_compile
5175 emit dwo_id field, otherwise padding1. Emit padding2 field.
5176 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
5177 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
5178 (output_skeleton_debug_sections): Add dwo_id argument, for
5179 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
5180 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
5181 DW_UT_type or DW_UT_split_type units rather than .debug_types.
5182 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
5183 DW_TAG_compile_unit for skeleton unit die. Don't add
5184 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
5185 address to output_comp_unit and output_skeleton_debug_sections.
5187 * dwarf2out.c (debug_line_str_section): New variable.
5188 (debug_line_str_hash): Likewise.
5189 (DEBUG_LINE_STR_SECTION): Define.
5190 (set_indirect_string): Handle DW_FORM_line_strp like
5192 (find_string_form): Fix up formatting.
5193 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
5195 (output_die): Handle DW_FORM_line_strp.
5196 (DWARF5_USE_DEBUG_LINE_STR): Define.
5197 (output_line_string): New function.
5198 (output_file_names): Add -gdwarf-5 support.
5199 (output_line_info): Likewise.
5200 (init_sections_and_labels): Initialize debug_line_str_section.
5201 (output_indirect_string): Change 2nd argument from void *
5202 to enum dwarf_form form, compare with form rather than
5204 (output_indirect_strings): Pass DW_FORM_strp to
5205 output_indirect_string traversion.
5206 (dwarf2out_finish): Output .debug_line_str strings.
5207 (dwarf2out_c_finalize): Clear debug_line_str_section and
5208 debug_line_str_hash.
5210 2016-10-31 Tom Tromey <tom@tromey.com>
5213 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
5214 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
5215 DW_OP_GNU_push_tls_address case.
5216 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
5218 2016-10-31 Jakub Jelinek <jakub@redhat.com>
5220 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
5221 for frame_offset_rel bit.
5222 (struct array_descr_info): Add rank field.
5223 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
5224 and placeholder_seen fields.
5225 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
5226 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
5227 DW_OP_pick 1 into DW_OP_over.
5228 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
5229 gen_variant_part): Clear placeholder_{arg,seen}.
5230 (loc_list_from_tree_1): Drop const from context argument.
5231 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
5232 (loc_list_for_address_of_addr_expr_of_indirect_ref,
5233 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
5235 (add_scalar_info): Drop const from context argument. Handle
5236 context->placeholder_arg.
5237 (add_bound_info): Drop const from context argument.
5238 (gen_descr_array_type_die): Drop const from ctx variable.
5239 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
5240 attribute and use a single DW_TAG_generic_subrange instead of
5241 7 DW_TAG_subrange_type for assumed rank arrays.
5243 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
5244 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
5245 from bool to 1-bit uchar bitfield. Add num_assigned and
5246 offset_emitted bitfields.
5247 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
5248 for dw_val_class_lineptr and dw_val_class_macptr. Handle
5249 dw_val_class_loclistsptr.
5250 (new_addr_loc_descr): Fix up formatting.
5251 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
5252 (add_AT_low_high_pc): Fix up formatting.
5253 (add_AT_loclistsptr): New function.
5254 (AT_lbl): Allow dw_val_class_loclistsptr.
5255 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
5256 Handle dw_val_class_loclistsptr.
5257 (loc_list_idx): New variable.
5258 (output_loclists_offsets, assign_location_list_indexes): New
5260 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
5261 add size_of_uleb128 of the index. Drop never used
5262 dwarf_split_debug_info AT_index handling. Handle
5263 dw_val_class_loclistsptr.
5264 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
5265 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
5266 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
5267 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
5268 DW_FORM_loclistx indexes.
5269 (output_attr_index_or_value): Fix up formatting. Don't handle
5270 dw_val_class_loc_list here.
5271 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
5272 For dw_val_class_loc_list call output_loc_list_offset rather than
5273 output_attr_index_or_value.
5274 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
5275 or .debug_loclists.dwo section name for debug_loc_section.
5276 (resolve_addr_in_expr): Formatting fix.
5277 (index_location_lists): Likewise.
5278 (dwarf2out_finish): If there are any location lists, for
5279 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
5280 index_location_lists only if have_location_lists. Call
5281 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
5282 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
5283 -gsplit-dwarf also emit offset table.
5285 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
5286 (size_of_die, value_format, output_die): Use
5287 DW_FORM_data16 for 128-bit dw_val_class_const_double or
5288 dw_val_class_wide_int.
5290 * dwarf2out.c (dwarf_op): Renamed to ...
5291 (dwarf_OP): ... this.
5292 (convert_descriptor_to_mode, scompare_loc_descriptor,
5293 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
5294 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
5296 (dwarf_AT, dwarf_TAG): New functions.
5297 (check_die): Disallow DW_AT_call_all_calls next to
5298 DW_AT_GNU_all_call_sites.
5299 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
5300 and attributes instead of the corresponding GNU tag and attributes.
5301 (gen_subprogram_die): Likewise. Emit call site information even
5302 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
5303 DW_AT_defaulted in comment.
5304 (resolve_addr): Handle DW_AT_call_origin attribute on
5305 DW_TAG_call_site DIE like DW_AT_abstract_origin on
5306 DW_TAG_GNU_call_site DIE.
5308 * dwarf2out.c (dwarf_op): New function.
5309 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
5310 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
5311 (output_loc_operands, output_loc_operands_raw): Likewise.
5312 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
5313 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
5314 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
5315 if dwarf_version < 5.
5316 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
5318 (scompare_loc_descriptor, ucompare_loc_descriptor,
5319 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
5320 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
5321 optimize_location_into_implicit_ptr): Likewise. Only punt for
5322 !dwarf_strict if dwarf_version < 5.
5323 (string_cst_pool_decl): Adjust comment.
5324 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
5326 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
5327 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
5328 (struct dw_val_node): Add val_file_implicit field.
5329 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
5330 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
5331 output_die): Handle dw_val_class_const_implicit,
5332 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
5333 (abbrev_die_table): Change into va_gc vec.
5334 (abbrev_die_table_allocated, abbrev_die_table_in_use,
5335 ABBREV_DIE_TABLE_INCREMENT): Remove.
5336 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
5337 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
5339 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
5340 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
5342 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
5344 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
5346 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
5348 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
5349 unit. Call optimize_abbrev_table.
5350 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
5351 abbrev_die_table being a va_gc vec.
5353 PR tree-optimization/77860
5354 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
5355 also integral complex and vector constants.
5357 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
5358 optimize_macinfo_range, save_macinfo_strings): Replace
5359 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
5360 (output_macinfo): Likewise. Emit .debug_macro* rather than
5361 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
5362 (init_sections_and_labels): Use .debug_macro* labels rather than
5363 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
5364 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
5365 or DW_AT_GNU_macros for -gdwarf-5.
5367 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
5369 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
5371 2016-09-11 Le-Chun Wu <lcwu@google.com>
5372 Mark Wielaard <mjw@redhat.com>
5374 * common.opt (Wshadow=global): New option. Default for -Wshadow.
5375 (Wshadow=local): New option.
5376 (Wshadow-local): Hidden alias for -Wshadow=local.
5377 (Wshadow=compatible-local): New option.
5378 (Wshadow-compatible-local): Hidden alias for
5379 -Wshadow=compatible-local.
5380 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
5381 Wshadow=compatible-local.
5383 2016-10-31 Bin Cheng <bin.cheng@arm.com>
5385 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
5386 Check slp defs for COND_EXPR by swapping/inverting operands if the
5387 new parameter SWAP indicates so.
5388 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
5389 is isomorphic to the first stmt via swapping/inverting. Store swap
5390 information in the new parameter SWAP.
5391 (vect_build_slp_tree): New local array SWAP and pass it to function
5392 vect_build_slp_tree_1. Cleanup result handling code for function
5393 call to vect_get_and_check_slp_defs. Skip operand swapping if the
5394 order of operands has been fixed as indicated by SWAP[i].
5396 2016-10-31 Bin Cheng <bin.cheng@arm.com>
5398 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
5399 unnecessary data dependence check after visited store stmt.
5401 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5403 PR tree-optimization/71915
5404 PR tree-optimization/71490
5405 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
5407 (find_basis_for_base_expr): Require stride types to match when
5409 (alloc_cand_and_find_basis): Record the stride type.
5410 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
5411 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
5412 the expressions having those types.
5413 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
5414 (create_mul_ssa_cand): Likewise.
5415 (create_mul_imm_cand): Likewise.
5416 (create_add_ssa_cand): Likewise.
5417 (create_add_imm_cand): Likewise.
5418 (legal_cast_p_1): Change interface to accept types rather than the
5419 expressions having those types.
5420 (legal_cast_p): Pass types to legal_cast_p_1.
5421 (slsr_process_cast): Pass stride type to
5422 alloc_cand_and_find_basis.
5423 (slsr_process_copy): Likewise.
5424 (dump_candidate): Display stride type when a cast exists.
5425 (create_add_on_incoming_edge): Introduce a cast when necessary for
5427 (analyze_increments): Change the code checking for invalid casts
5428 to rely on the stride type, and update the documentation and
5429 example. Change the code checking for pointer multiplies to rely
5431 (insert_initializers): Introduce a cast when necessary for the
5432 stride type. Use the stride type for the type of the initializer.
5434 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5436 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
5438 2016-10-29 Jakub Jelinek <jakub@redhat.com>
5440 PR rtl-optimization/77919
5441 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
5442 into memory if both modes are complex and their inner modes have the
5443 same precision. If the two modes are different complex modes, convert
5444 each part separately and generate a new CONCAT.
5446 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
5448 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
5450 2016-10-29 Jakub Jelinek <jakub@redhat.com>
5453 * gimple-ssa-store-merging.c
5454 (imm_store_chain_info::output_merged_store): Use build_aligned_type
5455 instead of SET_TYPE_ALIGN on shared integral type.
5457 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
5459 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
5460 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
5463 2016-10-28 Jeff Law <law@redhat.com>
5465 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
5466 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
5468 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
5470 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
5472 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
5474 * target.def (min_arithmetic_precision): New hook.
5475 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
5476 * doc/tm.texi: Regenerate.
5477 * internal-fn.c (expand_arith_overflow): Adjust handling of target
5478 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
5479 * targhooks.c (default_min_arithmetic_precision): New function.
5480 * targhooks.h (default_min_arithmetic_precision): Declare.
5481 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
5482 (sparc_min_arithmetic_precision): New function.
5484 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
5487 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
5488 Swap commutative operands in new RTL if needed. Handle zero_ext
5490 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
5493 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5494 Kugan Vivekanandarajah <kuganv@linaro.org>
5495 Jim Wilson <jim.wilson@linaro.org>
5497 PR tree-optimization/43721
5498 * target.def: New hook expand_divmod_libfunc.
5499 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
5500 * doc/tm.texi: Regenerate.
5501 * internal-fn.def: Add new entry for DIVMOD ifn.
5502 * internal-fn.c (expand_DIVMOD): New.
5503 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
5505 (widen_mul_stats): Add new field divmod_calls_inserted.
5506 (target_supports_divmod_p): New.
5507 (divmod_candidate_p): Likewise.
5508 (convert_to_divmod): Likewise.
5509 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
5510 renumber_gimple_stmt_uids at beginning of function. Call
5511 convert_to_divmod and record stats for divmod.
5512 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
5513 TARGET_EXPAND_DIVMOD_LIBFUNC.
5514 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
5517 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
5518 Segher Boessenkool <segher@kernel.crashing.org>
5520 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
5521 swapping the arms of the branch.
5522 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
5523 sequence for the generic signed-signed-signed case.
5525 2016-10-28 Jeff Law <law@redhat.com>
5527 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
5529 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
5531 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
5533 PR rtl-optimization/78029
5534 * function.c (prologue_contains, epilogue_contains): New functions.
5535 (record_prologue_seq, record_epilogue_seq): New functions.
5536 * function.h (prologue_contains, epilogue_contains,
5537 record_prologue_seq, record_epilogue_seq): New declarations.
5538 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
5539 mixing prologue and epilogue insns.
5540 (init_deps): Initialize the new fields in struct deps_desc.
5541 * sched-int.h (struct deps_desc): New fields last_prologue,
5542 last_epilogue, and last_logue_was_epilogue.
5543 * shrink-wrap.c (emit_common_heads_for_components): Record all
5544 emitted prologue and epilogue insns.
5545 (emit_common_tails_for_components): Ditto.
5546 (insert_prologue_epilogue_for_components): Ditto.
5548 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5551 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
5552 * common.opt (fstore-merging): New Optimization option.
5553 * opts.c (default_options_table): Add entry for
5554 OPT_ftree_store_merging.
5555 * fold-const.h (can_native_encode_type_p): Declare prototype.
5556 * fold-const.c (can_native_encode_type_p): Define.
5557 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
5558 (PARAM_MAX_STORES_TO_MERGE): Likewise.
5559 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
5560 * passes.def: Insert pass_tree_store_merging.
5561 * tree-pass.h (make_pass_store_merging): Declare extern
5563 * gimple-ssa-store-merging.c: New file.
5564 * doc/invoke.texi (Optimization Options): Document
5566 (--param documentation): Document store-merging-allow-unaligned
5567 and max-stores-to-merge.
5569 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
5572 * gimplify.c (gimplify_init_constructor): Move emit of constructor
5573 assignment to earlier in the if/else logic.
5575 2016-10-28 Richard Biener <rguenther@suse.de>
5579 * fold-const.c (make_bit_field_ref): Only adjust alias set
5580 when the original alias set was zero.
5582 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5584 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
5585 (s390_adjust_loops): New function.
5586 (s390_reorg): Invoke s390_adjust_loops.
5587 * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
5588 ("osc_break"): New insn definition.
5590 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5592 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
5593 * config.gcc: Support alternate archXX cpu levels with
5594 --with-arch= and --with-tune=.
5595 * config/s390/linux.h: Translate new archXX cpu levels to the
5596 original names when calling GAS.
5597 * config/s390/tpf.h: Likewise.
5598 * doc/invoke.texi: Document the alternate cpu level names.
5600 2016-10-28 Jakub Jelinek <jakub@redhat.com>
5602 PR rtl-optimization/77919
5603 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
5604 MEM if mode1 is not a complex mode.
5606 PR rtl-optimization/78132
5607 * ree.c (combine_reaching_defs): Give up if copy_needed and
5608 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
5610 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
5612 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
5614 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
5616 * config/rs6000/constraints.md (wH constraint): Add new
5617 constraints for allowing 32-bit integers (and eventually 8/16-bit
5618 integers) into the vector registers.
5619 (wI constraint): Likewise.
5620 (wJ constraint): Likewise.
5621 (wK constraint): Likewise.
5622 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
5623 -mvsx-small-integer as a default option for ISA 2.07
5625 (POWERPC_MASKS): Likewise.
5626 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
5627 switch to turn off small integer support in vector registers.
5628 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
5629 test for -mupper-regs-di, since it is already done with the
5630 reg_add[mode].scalar_in_vsx_p. Add support for the switch
5631 -mvsx-small-integer.
5632 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
5634 (rs6000_setup_reg_addr_masks): Likewise.
5635 (rs6000_init_hard_regno_mode_ok): Likewise.
5636 (rs6000_option_override_internal): Add consistency checks for
5637 -mvsx-small-integer.
5638 (rs6000_secondary_reload_simple_move): SImode is a simple move if
5639 -mvsx-small-integer.
5640 (rs6000_secondary_reload): Use std::swap.
5641 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
5642 VSX_REGS for small integers in vector registers, since there is no
5643 D-FORM address mode for such types.
5644 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
5645 (rs6000_opt_masks): Add -mvsx-small-integer.
5646 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
5648 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
5649 extracts can be done on ISA 2.07.
5650 (vsx_extract_<mode>): Add support for small integers in vsx
5652 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
5653 longer support V4SImode in this pattern.
5654 (vsx_extract_si): New insn to support extraction of SImode in ISA
5655 2.07 using either xxextractuw or vspltw.
5656 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
5657 longer support V4SImode in this pattern.
5658 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
5659 wJ, and wK constraints.
5660 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
5661 storing SDmode with VSX instructions.
5662 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
5663 GPR load and before the FPR and VSX loads. Remove ??, ! from the
5664 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
5665 small integers in vector registers.
5666 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
5667 load and before the FPR and VSX loads. Remove ??, ! from the
5668 constraints. Add VEXTSW2D support for small integers in vector
5670 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
5671 integers in vector registers.
5672 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
5673 move instead of using an UNSPEC.
5674 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
5675 integers in vector registers.
5676 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
5677 move instead of using an UNSPEC.
5678 (movsi_internal1): Add support for -mvsx-small-integer. Align
5679 columns so that it is more readable.
5680 (SImode splitter for ISA 3.0 constants): Add splitter for
5681 -128..127 constants that can easily be constructed on ISA 3.0.
5682 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
5685 2016-10-27 Jakub Jelinek <jakub@redhat.com>
5688 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
5691 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
5693 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
5694 PIC_OFFSET_TABLE_REGNUM twice.
5696 2016-10-27 Bin Cheng <bin.cheng@arm.com>
5698 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
5699 support for constant operand for OP.
5701 2016-10-27 Jakub Jelinek <jakub@redhat.com>
5703 * dwarf2out.c (gen_member_die): Only reparent_child instead of
5704 splice_child_die if child doesn't have DW_AT_specification attribute.
5706 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
5708 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
5709 (TARGET_HAVE_LDREXBH): Likewise.
5710 (TARGET_HAVE_LDACQ): Likewise.
5712 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
5714 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
5715 logic to to decide whether to copy over old value to register for new
5717 * config/arm/sync.md: Add comments explaning why mode and code
5718 attribute are not defined in iterators.md
5719 (thumb1_atomic_op_str): New code attribute.
5720 (thumb1_atomic_newop_str): Likewise.
5721 (thumb1_atomic_fetch_op_str): Likewise.
5722 (thumb1_atomic_fetch_newop_str): Likewise.
5723 (thumb1_atomic_fetch_oldop_str): Likewise.
5724 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
5725 mirror the more restrictive constraints of the Thumb-1 insns after
5726 split compared to Thumb-2 counterpart insns.
5727 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
5728 in sync with non atomic version.
5729 (atomic_nand<mode>): Likewise.
5730 (atomic_fetch_<sync_optab><mode>): Likewise.
5731 (atomic_fetch_nand<mode>): Likewise.
5732 (atomic_<sync_optab>_fetch<mode>): Likewise.
5733 (atomic_nand_fetch<mode>): Likewise.
5734 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
5735 in sync with atomic version.
5736 (thumb1_subsi3_insn): Likewise.
5737 (thumb1_andsi3_insn): Likewise.
5738 (thumb1_iorsi3_insn): Likewise.
5739 (thumb1_xorsi3_insn): Likewise.
5741 2016-10-27 Nick Clifton <nickc@redhat.com>
5743 * plugin.c (register_plugin_info): Produce an error message if the
5744 plugin is not found in the hash table.
5746 2016-10-27 Bin Cheng <bin.cheng@arm.com>
5748 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
5751 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
5754 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
5755 define builtin functions from the bdesc_spe_predicates or
5756 bdesc_spe_evsel arrays if the builtin mask is not compatible with
5757 the current compiler configuration.
5758 (paired_init_builtins): Modify loop to not define define builtin
5759 functions from the bdesc_paried_preds array if the builtin mask is
5760 not compatible with the current compiler configuration.
5761 (altivec_init_builtins): Modify loops to not define the
5762 __builtin_altivec_stxvl function nor the builtin functions from
5763 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
5764 builtin mask is not compatible with the current compiler
5767 2016-10-26 Jeff Law <law@redhat.com>
5769 * config/sh/sh.c (output_branch): Add missing fallthru comments.
5770 (gen_shl_and): Likewise.
5771 * config/sh/sh.md (movsicc): Add missing fallthru comments.
5773 * config/mips/mips.c (mips16_constant_cost): Add missing
5775 (mips16_build_call_stub): Increase buffer size. Adjust
5778 2016-10-26 David Malcolm <dmalcolm@redhat.com>
5780 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
5781 INSN_UIDs for all insns in compact mode.
5782 (rtx_writer::print_rtx): Likewise.
5783 * print-rtl.h (rtx_writer::flag_compact): Update comment.
5784 * rtl-tests.c (selftest::test_dumping_insns): Update expected
5785 output to include INSN_UID.
5786 (selftest::test_uncond_jump): Likewise.
5788 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
5790 * haifa-sched.c (call_used_regs_num): Rename to...
5791 (call_saved_regs_num): ...this.
5792 (fixed_regs_num): New variable.
5793 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
5795 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
5797 2016-10-26 David Malcolm <dmalcolm@redhat.com>
5799 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
5801 * print-rtl.c (outfile): Delete global.
5802 (sawclose): Likewise.
5804 (in_call_function_usage): Likewise.
5805 (flag_compact): Likewise.
5806 (flag_simple): Likewise.
5807 (rtx_writer::rtx_writer): New ctor.
5808 (print_rtx_operand_code_0): Convert to...
5809 (rtx_writer::print_rtx_operand_code_0): ...this.
5810 (print_rtx_operand_code_e): Convert to...
5811 (rtx_writer::print_rtx_operand_code_e): ...this.
5812 (print_rtx_operand_codes_E_and_V): Convert to...
5813 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
5814 (print_rtx_operand_code_i): Convert to...
5815 (rtx_writer::print_rtx_operand_code_i): ...this.
5816 (print_rtx_operand_code_r): Convert to...
5817 (rtx_writer::print_rtx_operand_code_r): ...this.
5818 (print_rtx_operand_code_u): Convert to...
5819 (rtx_writer::print_rtx_operand_code_u): ...this.
5820 (print_rtx_operand): Convert to...
5821 (rtx_writer::print_rtx_operand): ...this.
5822 (print_rtx): Convert to...
5823 (rtx_writer::print_rtx): ...this.
5824 (print_inline_rtx): Rewrite in terms of class rtx_writer.
5825 (debug_rtx): Likewise.
5826 (print_rtl): Convert to...
5827 (rtx_writer::print_rtl): ...this.
5828 (print_rtl): Reimplement in terms of class rtx_writer.
5829 (print_rtl_single): Rewrite in terms of class rtx_writer.
5830 (print_rtl_single_with_indent): Convert to..
5831 (rtx_writer::print_rtl_single_with_indent): ...this.
5832 (print_simple_rtl): Rewrite in terms of class rtx_writer.
5833 * print-rtl.h (flag_compact): Delete decl.
5834 (class rtx_writer): New class.
5835 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
5838 2016-10-26 Jeff Law <law@redhat.com>
5840 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
5843 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
5844 (check_if_valid_sleep_operand): Add missing fallthru comment.
5845 (arc_register_move_cost): Increase buffer size.
5846 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
5848 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
5850 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
5851 comment. Add gcc_unreachable for path that should never happen.
5853 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
5856 2016-10-26 Jakub Jelinek <jakub@redhat.com>
5857 Martin Liska <mliska@suse.cz>
5860 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
5861 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
5862 on outer context if any.
5864 2016-10-26 Jakub Jelinek <jakub@redhat.com>
5866 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
5867 by increment rather than double it.
5868 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
5869 emit a space before args[4].
5870 (END): Don't emit a space before with_arg.
5872 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
5874 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
5875 Baseline only alternatives to (i) hold store atomic success value in a
5876 return register rather than a scratch register, (ii) use a low register
5877 for it and to (iii) ensure the cbranchsi insn generated by the split
5878 respect the constraints of Thumb-1 cbranchsi4_insn and
5880 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
5881 constraints must match those in atomic_compare_and_swap.
5882 (cbranchsi4_scratch): Likewise.
5884 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
5886 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
5887 variable. Add the new parameter to the insn generator. Set that
5888 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
5889 return value from the negation of that parameter for Thumb-1, keeping
5890 the logic unchanged otherwise except for using bdst as the destination
5891 register of the compare_and_swap insn.
5892 (arm_split_compare_and_swap): Add explanation about how is the value
5893 returned to the function comment. Rename scratch variable to
5894 neg_bval. Adapt initialization of variables holding operands to the
5895 new operand numbers. Use return register to hold result of store
5896 exclusive for Thumb-1, scratch register otherwise. Construct the
5897 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
5898 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
5899 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
5900 for strongly ordered compare_and_swap.
5901 * config/arm/predicates.md (cc_register_operand): New predicate.
5902 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
5903 match_operand with the new predicate to accept either the CC flag or a
5904 destination register for the boolean return value, restricting it to
5905 CC flag only via constraint. Adapt operand numbers accordingly.
5907 2016-10-26 Jeff Law <law@redhat.com>
5909 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
5911 * config/frv/frv.c (comparison_string): Do not fall through after
5914 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
5916 (expand_one_builtin): Add missing break.
5918 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
5919 (m32c_legitimate_address_p): Likewise.
5921 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
5923 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
5925 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
5928 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
5931 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
5933 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
5935 (rl78_asm_ctor_dtor): Increase buffer size.
5937 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
5939 (xstormy16_asm_output_constructor): Likewise.
5941 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
5944 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
5945 comment to silence warning.
5947 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
5948 (spu_legitimate_address_p): Fix logic error and add missing fallthru
5951 2016-10-26 Michael Matz <matz@suse.de>
5953 PR tree-optimization/78060
5954 PR tree-optimization/78061
5955 PR tree-optimization/78088
5956 * tree-ssa-loop-split.c (easy_exit_values): New function.
5957 (tree_ssa_split_loops): Use it.
5958 (compute_new_first_bound): Change order of operations,
5959 fix invalid use of types.
5961 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
5963 gen-pass-instances.awk is sensitive to the order in which
5964 passes are added; passes that appear later have to be added first.
5968 * config/avr/avr-passes.def: Swap order of directives for
5969 gen-pass-instances.awk.
5971 2016-10-25 Jeff Law <law@redhat.com>
5973 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
5974 (vax_notice_update_cc): Likewise.
5976 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
5978 * config.gcc (sparc*-*-solaris2*): Adjust.
5979 (sparc64-*-linux*): Likewise.
5980 * config/sparc/default-64.h: Rename to...
5981 * config/sparc/default64.h: ...this.
5982 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
5984 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
5985 * config/sparc/sparc.h: Minor tweaks.
5986 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
5987 TARGET_ARCH32 throughout. Minor various tweaks throughout.
5989 2016-10-25 David Malcolm <dmalcolm@redhat.com>
5991 * input.c (fcache::file_patch): Add comment about lifetime.
5992 (selftest::cpp_reader_ptr): New class.
5993 (selftest::lexer_test): Convert m_parser from cpp_reader *
5994 to a cpp_reader_ptr, and move m_tempfile to after it.
5995 (selftest::lexer_test::lexer_test): Update for above reordering.
5996 (lexer_test::~lexer_test): Move cleanup of m_parser to
5997 cpp_reader_ptr's dtor.
5999 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6001 * toplev.c (toplev::main): Remove call to
6002 location_adhoc_data_fini.
6004 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
6006 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
6007 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
6009 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6011 * ggc-tests.c (forcibly_ggc_collect): Rename to...
6012 (selftest::forcibly_ggc_collect): ...this, and remove "static".
6013 (test_basic_struct): Update for above renaming.
6014 (test_length): Likewise.
6015 (test_union): Likewise.
6016 (test_finalization): Likewise.
6017 (test_deletable_global): Likewise.
6018 (test_inheritance): Likewise.
6019 (test_chain_next): Likewise.
6020 (test_user_struct): Likewise.
6021 (test_tree_marking): Likewise.
6022 * selftest-run-tests.c (selftest::run_tests): Call
6023 selftest::forcibly_ggc_collect at the end of the selftests.
6024 * selftest.h (selftest::forcibly_ggc_collect): New decl.
6026 2016-10-25 Jakub Jelinek <jakub@redhat.com>
6029 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
6030 * optabs.c (expand_vec_cond_expr): For comparison codes
6031 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
6032 (expand_vec_cmp_expr): For comparison codes
6033 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
6034 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
6035 Add enum tree_code argument.
6036 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
6038 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
6039 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
6041 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
6042 NE_EXPR, attempt to use vcondeq_optab as fallback.
6043 * tree-vect-generic.c (expand_vector_comparison,
6044 expand_vector_divmod, expand_vector_condition): Adjust
6045 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
6046 * tree-vect-stmts.c (vectorizable_condition,
6047 vectorizable_comparison): Likewise.
6048 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
6049 check_bool_pattern, search_type_for_mask_1): Likewise.
6050 * expr.c (do_store_flag): Likewise.
6051 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
6052 @code{vcondeq@var{m}@var{n}}): Document.
6053 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
6056 2016-10-25 Jeff Law <law@redhat.com>
6058 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
6060 (v850_output_aligned_bss): Add missing break.
6062 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
6064 2016-10-25 Martin Liska <mliska@suse.cz>
6067 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
6068 statements as they can also contain possibly a freeing call.
6070 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
6071 Martin Liska <mliska@suse.cz>
6074 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
6075 * ipa-icf.c (sem_function::get_hash): Add target optimization
6078 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
6081 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
6082 Remove partial overlap check for shift by 1.
6083 (ashldi3_neon): Likewise.
6085 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
6087 * config/arm/constraints.md (Q constraint): Document its use for
6089 (Pf constraint): New constraint for relaxed, consume or relaxed memory
6091 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
6092 alternatives to allow any register when memory model matches Pf and
6093 thus lda is used, but only low registers otherwise. Use unpredicated
6094 output template for Thumb-1 targets.
6095 (atomic_store<mode>): Likewise for stl.
6096 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
6097 whose output template does not have predication.
6098 (arm_load_acquire_exclusive<mode>): Likewise.
6099 (arm_load_exclusivesi): Likewise.
6100 (arm_load_acquire_exclusivesi): Likewise.
6101 (arm_store_release_exclusive<mode>): Likewise.
6102 (arm_store_exclusive<mode>): Use unpredicated output template for
6105 2016-10-25 Jakub Jelinek <jakub@redhat.com>
6107 * internal-fn.def (LAUNDER): New internal function.
6108 * internal-fn.c (expand_LAUNDER): New function.
6110 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
6111 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
6113 New avr target pass to work around performance loss by PR fix.
6117 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
6118 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
6119 * config/avr/predicates.md (extend_operator): New.
6120 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
6121 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
6122 (make_avr_pass_casesi): New prototypes.
6123 * config/avr/avr.c (print-rtl.h): Include it.
6124 (pass_data avr_pass_data_casesi): Data for new pass.
6125 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
6126 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
6127 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
6128 (avr_optimize_casesi): New functions.
6130 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
6131 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
6135 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
6137 2016-10-24 Jakub Jelinek <jakub@redhat.com>
6139 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
6140 DW_AT_rvalue_reference attributes.
6142 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
6144 * doc/invoke.text (Wint-in-bool-context): Update documentation.
6145 * value-prof.c (stringop_block_profile): Fix a warning.
6147 2016-10-24 Martin Sebor <msebor@redhat.com>
6150 * builtins.c (string_length): New function.
6151 (c_strlen): Use string_length. Correctly handle wide strings.
6152 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
6154 (target_int_max): Call target_max_value.
6155 (format_result::knownrange): New data member.
6156 (fmtresult::fmtresult): Define default constructor.
6157 (format_integer): Use it and set format_result::knownrange.
6158 Handle global constants.
6159 (format_floating_max): Add third argument.
6160 (format_floating): Recompute maximum value for %a for each argument.
6161 (get_string_length): Use fmtresult default ctor.
6162 (format_string): Set format_result::knownrange.
6163 (format_directive): Check format_result::knownrange.
6164 (add_bytes): Same. Correct caret placement in diagnostics.
6165 (pass_sprintf_length::compute_format_length): Set
6166 format_result::knownrange.
6167 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
6169 2016-10-24 Jakub Jelinek <jakub@redhat.com>
6171 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
6172 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
6174 2016-10-24 Ximin Luo <infinity0@pwned.gg>
6177 * dwarf2out.c (file_table_relative_p): Remove.
6178 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
6179 also for absolute paths.
6180 * doc/tm.texi: Update.
6181 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
6182 * target.def (force_at_comp_dir): Remove hook.
6183 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
6185 2016-10-24 Richard Biener <rguenther@suse.de>
6187 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
6188 backedges when identifying the single predecessor to take
6189 conditional info from. Use SCEV to get at ranges for loop IVs.
6190 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
6191 avoid false warning.
6193 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
6196 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
6197 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
6198 (avr_address_tiny_absdata_p): New static function.
6199 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
6200 it to determine validity of constant addresses.
6201 (avr_attribute_table) [absdata]: New variable attribute...
6202 (avr_handle_absdata_attribute): ...and handler.
6203 (avr_decl_absdata_p): New static function.
6204 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
6205 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
6206 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
6208 2016-10-24 Richard Biener <rguenther@suse.de>
6210 PR tree-optimization/78076
6211 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
6212 also on the loop tree root.
6214 2016-10-24 Jakub Jelinek <jakub@redhat.com>
6216 * config/i386/i386.c (ix86_fold_builtin): Handle
6217 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
6218 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
6219 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
6220 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
6222 2016-10-24 Martin Liska <mliska@suse.cz>
6225 * opts.c (finish_options): Skip conditionally.
6227 2016-10-23 Martin Sebor <msebor@redhat.com>
6230 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
6231 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
6233 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
6235 * config/sparc/sparc.md (cpu_feature): Minor tweak.
6236 (enabled): Likewise.
6237 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
6238 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
6239 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
6240 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
6241 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
6242 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
6244 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
6246 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
6247 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
6249 2016-10-21 Andrew Pinski <apinski@cavium.com>
6251 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
6253 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
6254 implementer_id to unsigned char.
6255 Change part_no to unsigned int.
6256 (AARCH64_BIG_LITTLE): New define.
6257 (INVALID_IMP): New define.
6258 (INVALID_CORE): New define.
6259 (cpu_data): Change the last element's implementer_id and part_no to
6261 (valid_bL_string_p): Rewrite to ..
6262 (valid_bL_core_p): this for integers instead of strings.
6263 (parse_field): New function.
6264 (contains_string_p): Rewrite to ...
6265 (contains_core_p): this for integers and only for the part_no.
6266 (host_detect_local_cpu): Rewrite handling of implementation and
6267 par num to be integers; simplifying the code.
6269 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
6271 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
6272 value range for pointers in more cases.
6274 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
6276 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
6277 Add extra argument to allow emitting the move immediate.
6278 Use add/sub with positive immediate.
6279 (aarch64_add_constant): Add inline function.
6280 (aarch64_add_sp): Likewise.
6281 (aarch64_sub_sp): Likewise.
6282 (aarch64_expand_prologue): Call aarch64_sub_sp.
6283 (aarch64_expand_epilogue): Call aarch64_add_sp.
6284 Decide when to leave out move.
6285 (aarch64_output_mi_thunk): Call aarch64_add_constant.
6287 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
6289 * config/aarch64/aarch64.c (aarch64_layout_frame):
6290 Align FP callee-saves.
6292 2016-10-21 Jakub Jelinek <jakub@redhat.com>
6294 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
6295 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
6297 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
6298 _rdseed64_step): Likewise.
6299 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
6302 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
6303 and tree-ssanames.h.
6304 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
6305 with INTEGER_CST argument.
6306 (ix86_gimple_fold_builtin): New function.
6307 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
6309 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
6310 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
6311 (ranges_table_allocated, ranges_table_in_use,
6312 ranges_by_label_allocated, ranges_by_label_in_use,
6313 RANGES_TABLE_INCREMENT): Removed.
6314 (add_ranges_num): Use vec_safe_push into ranges_table.
6315 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
6316 (output_ranges): Adjust for ranges_table and ranges_by_label
6317 conversion from arrays to vec.
6318 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
6319 conversion from arrays to vec.
6320 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
6321 ranges_table_in_use, ranges_by_label_allocated and
6322 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
6324 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
6325 if needed. Re-add origin_die variable and its initialization.
6327 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
6328 even for -fstack-reuse=none, or for volatile vars etc.
6330 2016-10-21 David Malcolm <dmalcolm@redhat.com>
6332 * print-rtl-function.c (flag_compact): Move extern decl to...
6333 * print-rtl.h (flag_compact): ...here.
6334 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
6335 (ASSERT_RTL_DUMP_EQ): New macro.
6336 (selftest::test_dumping_regs): New function.
6337 (selftest::test_dumping_insns): New function.
6338 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
6340 (selftest::rtl_tests_c_tests): Call the new test functions.
6342 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6344 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
6345 (outgoing_edges_match): Likewise.
6346 (try_crossjump_to_edge): Likewise.
6347 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
6348 (rtl_tidy_fallthru_edge): Likewise.
6349 * rtl.h (tablejump_p): Adjust prototype.
6350 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
6352 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6354 * rtl.h (label_ref_label): New function.
6355 (set_label_ref_label): New function.
6356 (LABEL_REF_LABEL): Delete.
6357 * alias.c (rtx_equal_for_memref_p): Adjust.
6358 * cfgbuild.c (make_edges): Likewise.
6359 (purge_dead_tablejump_edges): Likewise.
6360 * cfgexpand.c (convert_debug_memory_address): Likewise.
6361 * cfgrtl.c (patch_jump_insn): Likewise.
6362 * combine.c (distribute_notes): Likewise.
6363 * cse.c (hash_rtx_cb): Likewise.
6364 (exp_equiv_p): Likewise.
6365 (fold_rtx): Likewise.
6366 (check_for_label_ref): Likewise.
6367 * cselib.c (rtx_equal_for_cselib_1): Likewise.
6368 (cselib_hash_rtx): Likewise.
6369 * emit-rtl.c (mark_label_nuses): Likewise.
6370 * explow.c (convert_memory_address_addr_space_1): Likewise.
6371 * final.c (output_asm_label): Likewise.
6372 (output_addr_const): Likewise.
6373 * gcse.c (add_label_notes): Likewise.
6374 * genconfig.c (walk_insn_part): Likewise.
6375 * genrecog.c (validate_pattern): Likewise.
6376 * ifcvt.c (cond_exec_get_condition): Likewise.
6377 (noce_emit_store_flag): Likewise.
6378 (noce_get_alt_condition): Likewise.
6379 (noce_get_condition): Likewise.
6380 * jump.c (maybe_propagate_label_ref): Likewise.
6381 (mark_jump_label_1): Likewise.
6382 (redirect_exp_1): Likewise.
6383 (rtx_renumbered_equal_p): Likewise.
6384 * lra-constraints.c (operands_match_p): Likewise.
6385 * print-rtl.c (print_value): Likewise.
6386 * reload.c (find_reloads): Likewise.
6387 * reload1.c (set_label_offsets): Likewise.
6388 * reorg.c (get_branch_condition): Likewise.
6389 * rtl-tests.c (test_uncond_jump): Likewise.
6390 * rtl.c (rtx_equal_p_cb): Likewise.
6391 (rtx_equal_p): Likewise.
6392 * rtlanal.c (reg_mentioned_p): Likewise.
6393 (rtx_referenced_p): Likewise.
6394 (get_condition): Likewise.
6395 * varasm.c (const_hash_1): Likewise.
6396 (compare_constant): Likewise.
6397 (const_rtx_hash_1): Likewise.
6398 (output_constant_pool_1): Likewise.
6400 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6403 * reload.c (find_valid_class_1): Allow regclass if atleast one
6404 regno in regclass is ok. Compute and use rclass size based on
6405 actually available regnos for mode in rclass.
6407 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
6409 * config/sparc/sparc-modes.def (CCV): New.
6411 * config/sparc/predicates.md (v_comparison_operator): New.
6412 (icc_comparison_operator): Add support for CCV/CCXV.
6413 (xcc_comparison_operator): Likewise.
6414 * config/sparc/sparc.c (output_cbranch): Likewise.
6415 (sparc_print_operand): Likewise.
6416 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
6417 (uaddvdi4): New expander.
6418 (addvdi4): Likewise.
6419 (uaddvdi4_sp32): New instruction.
6420 (addvdi4_sp32): Likewise.
6421 (uaddvsi4): New expander.
6422 (addvsi4): Likewise.
6423 (cmp_ccc_plus_sltu_set): New instruction.
6424 (cmp_ccv_plus): Likewise.
6425 (cmp_ccxv_plus): Likewise.
6426 (cmp_ccv_plus_set): Likewise.
6427 (cmp_ccxv_plus_set): Likewise.
6428 (cmp_ccv_plus_sltu_set): Likewise.
6429 (uaddvdi4): New expander.
6430 (subvdi4): Likewise.
6431 (usubdi4_sp32): New instruction.
6432 (subvdi4_sp32): Likewise.
6433 (usubvsi4): New expander.
6434 (subvsi4): Likewise.
6435 (cmpsi_minus_sltu_set): New instruction.
6436 (cmp_ccv_minus): Likewise.
6437 (cmp_ccxv_minus): Likewise.
6438 (cmp_ccv_minus_set): Likewise.
6439 (cmp_ccxv_minus_set): Likewise.
6440 (cmp_ccv_minus_sltu_set): Likewise.
6441 (unegvdi3): New expander.
6442 (negvdi3): Likewise.
6443 (unegdi3_sp32): New instruction.
6444 (negvdi3_sp32): Likewise.
6445 (unegvsi3): New expander.
6446 (negvsi3): Likewise.
6447 (cmp_ccc_neg_sltu_set): New instruction.
6448 (cmp_ccv_neg): Likewise.
6449 (cmp_ccxv_neg): Likewise.
6450 (cmp_ccv_neg_set): Likewise.
6451 (cmp_ccxv_neg_set): Likewise.
6452 (cmp_ccv_neg_sltu_set): Likewise.
6454 * tree-ssa-loop-split.c: Remove trailing spaces.
6455 * match.pd: Likewise.
6457 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6459 PR rtl-optimization/78038
6460 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
6461 be deduced to set REG through the RTL structure.
6462 (make_defs_and_copies_lists): Return false on a failing get_defs call.
6464 2016-10-21 Richard Biener <rguenther@suse.de>
6466 PR tree-optimization/78051
6467 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
6468 and mark replaced if folding did something.
6470 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
6472 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
6473 and "protected" in visibility types.
6474 (rs6000_xcoff_declare_function_name): Fix formatting.
6475 (rs6000_xcoff_declare_object_name): Fix formatting.
6477 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
6479 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
6480 and IX86_BUILTIN_HUGE_VALQ here ...
6481 (ix86_expand_builtin): ... not here.
6483 2016-10-20 Jakub Jelinek <jakub@redhat.com>
6485 * doc/gty.texi (for_user): Use @item next to @findex.
6487 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
6490 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
6491 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
6492 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
6493 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
6494 __builtin_ia32_lzcnt_u16.
6495 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
6496 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
6497 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
6498 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
6499 (bmi_tzcnt_<mode>): New expander.
6500 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
6501 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
6502 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
6503 (lzcnt_<mode>): New expander.
6504 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
6505 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
6506 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
6507 (UINT64_FTYPE_UINT64): New.
6508 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
6509 (__builtin_ia32_lzcnt_u16): New description.
6510 (__builtin_ia32_lzcnt_u32): Ditto.
6511 (__builtin_ia32_lzcnt_u64): Ditto.
6512 (__builtin_ctzs): Remove description.
6513 (__builtin_ia32_tzcnt_u16): New description.
6514 (__builtin_ia32_tzcnt_u32): Ditto.
6515 (__builtin_ia32_tzcnt_u64): Ditto.
6516 * config/i386/i386.c (ix86_expand_args_builtin): Handle
6517 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
6519 2016-10-20 Martin Liska <mliska@suse.cz>
6522 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
6523 comparison with STMT_UID_NOT_IN_RANGE.
6524 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
6527 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
6529 * compare-elim.c (conforming_compare): Accept UNSPECs.
6530 (find_comparison_dom_walker::before_dom_children): Deal with
6531 instructions both using and killing the flags register.
6532 (equivalent_reg_at_start): New function extracted from...
6533 (try_eliminate_compare): ...here. Use it and add support for
6534 registers and UNSPECs as second operand of the compare.
6535 * config/visium/visium-modes.def (CCV): New.
6536 * config/visium/predicates.md (visium_v_comparison_operator): New.
6537 (visium_branch_operator): Deal with CCV mode.
6538 * config/visium/visium.c (visium_select_cc_mode): Likewise.
6539 (output_cbranch): Likewise.
6540 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
6541 (uaddv<mode>4): New expander.
6542 (addv<mode>4): Likewise.
6543 (add<mode>3_insn_set_carry): New instruction.
6544 (add<mode>3_insn_set_overflow): Likewise.
6545 (addsi3_insn_set_overflow): Likewise.
6546 (usubv<mode>4): New expander.
6547 (subv<mode>4): Likewise.
6548 (sub<mode>3_insn_set_carry): New instruction.
6549 (sub<mode>3_insn_set_overflow): Likewise.
6550 (subsi3_insn_set_overflow): Likewise.
6551 (unegv<mode>3): New expander.
6552 (negv<mode>3): Likewise.
6553 (neg<mode>2_insn_set_overflow): New instruction.
6554 (addv_tst<mode>): Likewise.
6555 (subv_tst<mode>): Likewise.
6556 (negv_tst<mode>): Likewise.
6557 (cbranch<mode>4_addv_insn): New splitter and instruction.
6558 (cbranch<mode>4_subv_insn): Likewise.
6559 (cbranch<mode>4_negv_insn): Likewise.
6561 2016-10-20 Richard Biener <rguenther@suse.de>
6563 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
6564 Handle decls possibly not bound.
6565 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
6566 nothing_id for decls that might not be bound if we are interested
6568 (get_constraint_for_component_ref): Deal with that.
6570 2016-10-20 Michael Matz <matz@suse.de>
6573 * common.opt (-fsplit-loops): New flag.
6574 * passes.def (pass_loop_split): Add.
6575 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
6576 (enable_fdo_optimizations): Add loop splitting.
6577 * timevar.def (TV_LOOP_SPLIT): Add.
6578 * tree-pass.h (make_pass_loop_split): Declare.
6579 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
6580 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
6581 * tree-ssa-loop-split.c: New file.
6582 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
6583 * doc/invoke.texi (fsplit-loops): Document.
6584 * doc/passes.texi (Loop optimization): Add paragraph about loop
6587 2016-10-20 Richard Biener <rguenther@suse.de>
6589 * cgraphunit.c (analyze_functions): Set node->definition to
6590 false to signal symbol removal to debug_hooks->late_global_decl.
6591 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
6592 WPA signal symbol removal to the debuginfo machinery.
6593 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
6594 using early_finised to guard the we're called for symbol
6595 removal case look at the symtabs definition flag.
6596 (gen_variable_die): Remove redundant check.
6598 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6600 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
6602 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6604 PR tree-optimization/53979
6605 * match.pd ((a ^ b) | a -> a | b): New pattern.
6607 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
6609 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
6610 config/pa/pa64-hpux-lib.h.
6611 (PA_CRTBEGIN_HACK): Likewise.
6612 (DTOR_LIST_BEGIN): Likewise.
6614 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
6616 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
6617 register only if "in" and "out" are different registers.
6619 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
6621 * omp-low.c (pass_oacc_device_lower::gate): New method.
6622 (execute): Always call execute_oacc_device_lower.
6624 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6626 PR tree-optimization/77916
6627 PR tree-optimization/77937
6628 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
6630 (insert_initializers): Requirement of initializer for -1 should be
6631 based on pointer-typedness of the candidate basis.
6633 2016-10-19 Bin Cheng <bin.cheng@arm.com>
6635 PR tree-optimization/78005
6636 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
6637 upper (included) bound for niters of prolog loop.
6638 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
6639 Compute niters of scalar loop above which vectorized loop is
6640 preferred, as well as the upper (included) bound for the niters.
6641 (vect_do_peeling): Record niter bound for loops accordingly.
6643 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
6646 * tree-core.h (enum tree_index): Put the complex types after their
6648 * tree-streamer.c (verify_common_node_recorded): New function.
6649 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
6651 2016-10-19 Martin Liska <mliska@suse.cz>
6653 * cgraph.h (cgraph_edge::binds_to_current_def_p):
6654 Replace NULL with false as a return value.
6656 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
6658 PR tree-optimization/78024
6659 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
6660 don't clear BB_VISITED after processing.
6662 2016-10-19 Richard Biener <rguenther@suse.de>
6664 * domwalk.c (dom_walker::walk): Use RPO order.
6666 2016-10-19 Richard Biener <rguenther@suse.de>
6668 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
6670 (evrp_dom_walker::~evrp_dom_walker): Free it.
6671 (evrp_dom_walker::stmts_to_remove): Add.
6672 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
6673 whose output we fully propagate for removal. Propagate
6674 into BB destination PHI arguments.
6675 (execute_early_vrp): Remove queued stmts. Dump value ranges
6676 before stmt removal.
6678 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
6680 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
6681 * passes.def: Add two instances of pass_walloca.
6682 * tree-pass.h (make_pass_walloca): New.
6683 * gimple-ssa-warn-alloca.c: New file.
6684 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
6685 -Wvla-larger-than= options.
6687 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
6689 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
6690 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
6692 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
6694 * config/rs6000/altivec.h (vec_xl_len): New macro.
6695 (vec_xst_len): New macro.
6696 (vec_cmpnez): New macro.
6697 (vec_cntlz_lsbb): New macro.
6698 (vec_cnttz_lsbb): New macro.
6699 (vec_xlx): New macro.
6700 (vec_xrx): New macro.
6701 (vec_all_nez): New C++ predicate template.
6702 (vec_any_eqz): New C++ predicate template.
6703 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
6704 conditional compilation.
6705 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
6706 conditional compilation.
6707 (vec_all_nez): New macro.
6708 (vec_any_eqz): New macro.
6709 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
6711 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
6713 * config/rs6000/vector.md (VI): Moved this mode iterator
6714 definition from altivec.md to vector.md.
6715 (UNSPEC_NEZ_P): New value.
6716 (vector_ne_<mode>_p): New expansion for implementation of
6717 vec_all_ne and vec_any_eq built-in functions.
6718 (vector_nez_<mode>_p): New expansion for implementation of
6719 vec_all_nez and vec_any_eqz built-in functions.
6720 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
6721 and vec_any_eq built-in function.
6722 (cr6_test_for_zero): New commentary to explain this expansion.
6723 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
6724 (cr6_test_for_lt): New commentary to explain this expansion.
6725 (cr6_test_for_lt_reverse): New commentary to explain this
6727 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6728 overloaded function prototypes for vec_all_ne, vec_all_nez,
6729 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
6730 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
6732 (altivec_resolve_overloaded_builtin): Modify the handling of
6733 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
6734 the compiler is configured to support TARGET_P9_VECTOR.
6735 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
6736 to explain the special processing that is given to predicate
6737 built-ins introduced using this macro.
6738 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
6739 the special processing given to predicate built-ins introduced
6741 (BU_VSX_P): Likewise.
6742 (BU_P8V_AV_P): Likewise.
6743 (BU_P9V_AV_P): Likewise.
6744 (BU_P9V_AV_X): New macro.
6745 (BU_P9V_64BIT_AV_X): New macro.
6746 (BU_P9V_VSX_3): New macro.
6747 (BU_P9V_OVERLOAD_P): New macro.
6748 (LXVL): New BU_P9V_64BIT_VSX_2.
6749 (VEXTUBLX): New BU_P9V_AV_2.
6750 (VEXTUBRX): Likewise.
6751 (VEXTUHLX): Likewise.
6752 (VEXTUHRX): Likewise.
6753 (VEXTUWLX): Likewise.
6754 (VEXTUWRX): Likewise.
6755 (STXVL): New BU_P9V_64BIT_AV_X.
6756 (VCLZLSBB): New BU_P9V_AV_1.
6757 (VCTZLSBB): Likewise.
6758 (CMPNEB): New BU_P9V_AV_2.
6763 (VCMPNEB_P): New BU_P9V_AV_P.
6764 (VCMPNEH_P): Likewise.
6765 (VCMPNEW_P): Likewise.
6766 (VCMPNED_P): Likewise.
6767 (VCMPNEFP_P): Likewise.
6768 (VCMPNEDP_P): Likewise.
6769 (CMPNEZB): New BU_P9V_AV_2.
6770 (CMPNEZH): Likewise.
6771 (CMPNEZW): Likewise.
6772 (VCMPNEZB_P): New BU_P9V_AV_P.
6773 (VCMPNEZH_P): Likewise.
6774 (VCMPNEZW_P): Likewise.
6775 (LXVL): New BU_P9V_OVERLOAD_2.
6776 (STXVL): New BU_P9V_OVERLOAD_3.
6777 (VEXTULX): New BU_P9V_OVERLOAD_2.
6778 (VEXTURX): Likewise.
6780 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
6781 (VCMPNE_P): Likewise.
6782 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
6783 (VCTZLSBB): Likewise.
6784 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
6785 comment to explain mode used for scratch register.
6786 (altivec_expand_stxvl_builtin): New function.
6787 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
6788 (altivec_init_builtins): Add initialized variable
6789 void_ftype_v16qi_pvoid_long and use this type to define the
6790 built-in function __builtin_altivec_stxvl.
6791 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
6792 (UNSPEC_STXVL): New value.
6793 (UNSPEC_VCLZLSBB): New value.
6794 (UNSPEC_VCTZLSBB): New value.
6795 (UNSPEC_VEXTUBLX): New value.
6796 (UNSPEC_VEXTUHLX): New value.
6797 (UNSPEC_VEXTUWLX): New value.
6798 (UNSPEC_VEXTUBRX): New value.
6799 (UNSPEC_VEXTUHRX): New value.
6800 (UNSPEC_VEXTUWRX): New value.
6801 (UNSPEC_VCMPNEB): New value.
6802 (UNSPEC_VCMPNEZB): New value.
6803 (UNSPEC_VCMPNEH): New value.
6804 (UNSPEC_VCMPNEZH): New value.
6805 (UNSPEC_VCMPNEW): New value.
6806 (UNSPEC_VCMPNEZW): New value.
6807 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
6808 vector of integer modes.
6809 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
6810 vector of float or double modes.
6811 (*vector_nez_<mode>_p): New insn for vector test all not equal or
6813 (lxvl): New expand for load VSX vector with length.
6814 (*lxvl): New insn for load VSX vector with length.
6815 (stxvl): New expand for store VSX vector with length.
6816 (*stxvl): New insn for store VSX vector with length.
6817 (vcmpneb): New insn for vector of byte compare not equal.
6818 (vcmpnezb): New insn for vector of byte compare not equal or zero.
6819 (vcmpneh): New insn for vector of half word compare not equal.
6820 (vcmpnezh): New insn for vector of half word compare not equal or
6822 (vcmpnew): New insn for vector of word compare not equal.
6823 (vcmpne<VSs>): New insn for vector of float or double compare not
6825 (vcmpnezw): New insn for vector of word compare not equal or zero.
6826 (vclzlsbb): New insn for vector count leading zero
6827 least-significant bits byte.
6828 (vctzlsbb): New insn for vector count trailing zero least
6829 signficant bits byte.
6830 (vextublx): New insn for vector extract unsigned byte left
6832 (vextubrx): New insn for vector extract unsigned byte right
6834 (vextuhlx): New insn for vector extract unsigned half word left
6836 (vextuhrx): New insn for vector extract unsigned half word right
6838 (vextuwlx): New insn for vector extract unsigned word left
6840 (vextuwrx): New insn for vector extract unsigned word right
6842 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
6843 clarify intent of this constant.
6844 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
6845 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
6846 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
6847 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
6848 and vec_xrx functions.
6850 2016-10-18 Andrew Pinski <apinski@cavium.com>
6853 * predict.c (is_exit_with_zero_arg): New function.
6854 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
6857 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
6860 * config/i386/i386.c (legitimize_tls_address)
6861 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
6862 convert dest to Pmode if different than Pmode.
6864 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6866 PR tree-optimization/77916
6867 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
6868 stopgap fix, as pointers with -1 increment are still broken.
6870 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
6872 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
6873 mapping class decoration from here...
6874 (rs6000_xcoff_encode_section): ...to here.
6876 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
6877 if shrink-wrapping and optimizing for speed.
6879 2016-10-18 Richard Biener <rguenther@suse.de>
6881 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
6882 not visited but non-executable predecessors. Return taken edge.
6883 Simplify conditions and refactor propagation vs. folding step.
6885 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
6887 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
6888 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
6889 (rs6000_get_separate_components): Assert we do not have those
6890 strategies selected.
6892 2016-10-18 Richard Biener <rguenther@suse.de>
6894 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
6895 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
6897 (substitute_and_fold_dom_walker): Adjust constructor.
6898 (substitute_and_fold_dom_walker::before_dom_children): Remove
6899 do_dce flag and handling (always true).
6900 (substitute_and_fold): Likewise.
6901 * tree-vrp.c (vrp_finalize): Adjust.
6902 (execute_early_vrp): Remove final BB_VISITED clearing.
6903 * tree-ssa-ccp.c (ccp_finalize): Adjust.
6904 * tree-ssa-copy.c (fini_copy_prop): Likewise.
6905 * ira.c (ira): Call clear_bb_flags.
6907 2016-10-18 Richard Biener <rguenther@suse.de>
6909 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
6910 get at the operand to look at with TREE_OPERAND for generic
6913 2016-10-18 David Malcolm <dmalcolm@redhat.com>
6915 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
6917 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
6918 (write_test_expr): Use rtx_reader_ptr for calls to
6920 (write_attr_value): Likewise.
6921 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
6922 call to print_md_ptr_loc.
6923 (write_one_condition): Likewise for calls to print_c_condition.
6924 * genconstants.c: Include "statistics.h" and "vec.h".
6925 (main): Update for conversion to member functions.
6926 * genemit.c (emit_c_code): Use rtx_reader_ptr for
6927 call to print_md_ptr_loc.
6928 * genenums.c: Include "statistics.h" and "vec.h".
6929 (main): Update for conversion of traverse_enum_types to a method.
6930 * genmddeps.c: Include "statistics.h" and "vec.h".
6931 * genoutput.c (process_template): Use rtx_reader_ptr for call to
6933 * genpreds.c (write_predicate_subfunction): Likewise.
6934 (write_predicate_expr): Likewise for calls to print_c_condition.
6935 * genrecog.c (print_test): Likewise.
6936 * gensupport.c (process_rtx): Likewise for calls to
6937 copy_md_ptr_loc and join_c_conditions.
6938 (alter_test_for_insn): Likewise for call to join_c_conditions.
6939 (process_substs_on_one_elem): Likewise.
6940 (gen_mnemonic_setattr): Update for move of string_obstack to a
6941 field of rtx_reader.
6942 (mnemonic_htab_callback): Likewise. Fix formatting.
6943 (gen_mnemonic_attr): Likewise.
6944 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
6945 to print_c_condition.
6946 * read-md.c: Include "statistics.h" and "vec.h".
6947 (string_obstack): Convert this global to field "m_string_obstack"
6948 of class rtx_reader.
6949 (ptr_locs): Likewise, as "m_ptr_locs".
6950 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
6951 (joined_conditions): Likewise, as "m_joined_conditions".
6952 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
6953 (md_constants): Likewise, as "m_md_constants".
6954 (enum_types): Likewise, as "m_enum_types".
6955 (set_md_ptr_loc): Convert to...
6956 (rtx_reader::set_md_ptr_loc): ...member function.
6957 (get_md_ptr_loc): Convert to...
6958 (rtx_reader::get_md_ptr_loc): ...member function.
6959 (copy_md_ptr_loc): Convert to...
6960 (rtx_reader::copy_md_ptr_loc): ...member function.
6961 (fprint_md_ptr_loc): Convert to...
6962 (rtx_reader::fprint_md_ptr_loc): ...member function.
6963 (print_md_ptr_loc): Convert to...
6964 (rtx_reader::print_md_ptr_loc): ...member function.
6965 (join_c_conditions): Convert to...
6966 (rtx_reader::join_c_conditions): ...member function.
6967 (fprint_c_condition): Convert to...
6968 (rtx_reader::fprint_c_condition): ...member function.
6969 (print_c_condition): Convert to...
6970 (rtx_reader::print_c_condition): ...member function.
6971 (read_name): Convert to...
6972 (rtx_reader::read_name): ...member function.
6973 (read_escape): Convert to...
6974 (rtx_reader::read_escape): ...member function.
6975 (read_quoted_string): Convert to...
6976 (rtx_reader::read_quoted_string): ...member function.
6977 (read_braced_string): Convert to...
6978 (rtx_reader::read_braced_string): ...member function.
6979 (read_string): Convert to...
6980 (rtx_reader::read_string): ...member function.
6981 (read_skip_construct): Convert to...
6982 (rtx_reader::read_skip_construct): ...member function.
6983 (handle_constants): Convert to...
6984 (rtx_reader::handle_constants): ...member function.
6985 (traverse_md_constants): Convert to...
6986 (rtx_reader::traverse_md_constants): ...member function.
6987 (handle_enum): Convert to...
6988 (rtx_reader::handle_enum): ...member function.
6989 (lookup_enum_type): Convert to...
6990 (rtx_reader::lookup_enum_type): ...member function.
6991 (traverse_enum_types): Convert to...
6992 (rtx_reader::traverse_enum_types): ...member function.
6993 (rtx_reader::rtx_reader): Move initializations
6994 of various former global data from rtx_reader::read_md_files to
6995 here, as fields, along with the call to unlock_std_streams.
6996 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
6998 (rtx_reader::read_md_files): Move initializations of various
6999 global data from here to the ctor.
7000 * read-md.h (read_name): Convert to...
7001 (rtx_reader::read_name): ...member function.
7002 (rtx_reader::read_escape): New method decl.
7003 (read_quoted_string): Convert to...
7004 (rtx_reader::read_quoted_string): ...member function.
7005 (rtx_reader::read_braced_string): New method decl.
7006 (read_string): Convert to...
7007 (rtx_reader::read_string): ...member function.
7008 (rtx_reader::read_skip_construct): New method decl.
7009 (rtx_reader::set_md_ptr_loc): New method decl.
7010 (rtx_reader::get_md_ptr_loc): New method decl.
7011 (copy_md_ptr_loc): Convert to...
7012 (rtx_reader::copy_md_ptr_loc): ...member function.
7013 (fprint_md_ptr_loc): Convert to...
7014 (rtx_reader::fprint_md_ptr_loc): ...member function.
7015 (print_md_ptr_loc): Convert to...
7016 (rtx_reader::print_md_ptr_loc): ...member function.
7017 (rtx_reader::lookup_enum_type): New method decl.
7018 (rtx_reader::traverse_enum_types): New method decl.
7019 (rtx_reader::handle_constants): New method decl.
7020 (traverse_md_constants): Convert to...
7021 (rtx_reader::traverse_md_constants): ...member function.
7022 (rtx_reader::handle_enum): New method decl.
7023 (rtx_reader::join_c_conditions): New method decl.
7024 (fprint_c_condition): Convert to...
7025 (rtx_reader::fprint_c_condition): ...member function.
7026 (print_c_condition): Convert to...
7027 (rtx_reader::print_c_condition): ...member function.
7028 (rtx_reader::apply_iterator_to_string): New method decl.
7029 (rtx_reader::copy_rtx_for_iterators): New method decl.
7030 (rtx_reader::read_conditions): New method decl.
7031 (rtx_reader::record_potential_iterator_use): New method decl.
7032 (rtx_reader::read_mapping): New method decl.
7033 (rtx_reader::read_rtx): New method decl.
7034 (rtx_reader::read_rtx_code): New method decl.
7035 (rtx_reader::read_rtx_operand): New method decl.
7036 (rtx_reader::read_nested_rtx): New method decl.
7037 (rtx_reader::read_rtx_variadic): New method decl.
7038 (rtx_reader::get_string_obstack): New method.
7039 (rtx_reader::get_md_constants): New method.
7040 (string_obstack): Convert global variable decl to...
7041 (rtx_reader::m_string_obstack): ...this new field.
7042 (rtx_reader::m_ptr_locs): New field.
7043 (rtx_reader::m_ptr_loc_obstack): New field.
7044 (rtx_reader::m_joined_conditions): New field.
7045 (rtx_reader::m_joined_conditions_obstack): New field.
7046 (rtx_reader::m_md_constants): New field.
7047 (rtx_reader::m_enum_types): New field.
7048 * read-rtl.c (apply_iterator_to_string): Convert to...
7049 (rtx_reader::apply_iterator_to_string): ...member function.
7050 (copy_rtx_for_iterators): Convert to...
7051 (rtx_reader::copy_rtx_for_iterators): ...member function.
7052 (add_condition_to_string): Use rtx_reader_ptr for
7053 calls join_c_conditions.
7054 (apply_iterators): Use rtx_reader_ptr for calls to
7055 join_c_conditions and copy_rtx_for_iterators.
7056 (read_conditions): Convert to...
7057 (rtx_reader::read_conditions): ...member function.
7058 (record_potential_iterator_use): Convert to...
7059 (rtx_reader::record_potential_iterator_use): ...member function.
7060 (read_mapping): Convert to...
7061 (rtx_reader::read_mapping): ...member function.
7062 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
7063 (read_rtx): Convert to...
7064 (rtx_reader::read_rtx): ...member function.
7065 (read_rtx_code): Convert to...
7066 (rtx_reader::read_rtx_code): ...member function.
7067 (read_rtx_operand): Convert to...
7068 (rtx_reader::read_rtx_operand): ...member function. Update for move
7069 of string_obstack to a field.
7070 (read_nested_rtx): Convert to..
7071 (rtx_reader::read_nested_rtx): ...member function.
7072 (read_rtx_variadic): Convert to..
7073 (rtx_reader::read_rtx_variadic): ...member function.
7075 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
7077 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
7079 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
7081 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
7082 for pointer type too.
7083 (ipcp_update_vr): set_ptr_nonnull for pointer.
7085 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
7087 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
7088 pt_solution_singleton_p.
7089 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
7090 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
7091 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
7092 pointer nonnull computed by VRP.
7093 Also Conservatively set pt.null to 1.
7094 (pt_solution_reset): Conservatively set pt.null to 1.
7095 (pt_solution_singleton_or_null_p): Renamed from
7096 pt_solution_singleton_p.
7097 * tree-ssanames.h (set_ptr_nonnull): Declare.
7098 (get_ptr_nonnull): Likewise.
7099 * tree-ssanames.c (set_ptr_nonnull): New.
7100 (get_ptr_nonnull): Likewise.
7101 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
7102 (evrp_dom_walker::before_dom_children): Likewise.
7104 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
7106 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
7107 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
7108 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
7109 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
7110 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
7111 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
7112 (rs6000_option_override_internal): Clear it if ABI_AIX.
7113 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
7114 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
7116 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7118 * gimple-ssa-strength-reduction.c (record_increment): Remove
7121 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
7123 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
7124 that the result is non-zero if it is true.
7125 (maybe_expand_shift): New wrapper around expand_shift_1.
7126 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
7128 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7130 PR tree-optimization/77916
7131 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
7132 Don't allow a MINUS_EXPR for pointer arithmetic for either known
7134 (record_increment): Increments of -1 for unknown strides just use
7135 a multiply initializer like other negative values.
7136 (analyze_increments): Remove stopgap solution for -1 increment
7137 applied to pointer arithmetic.
7139 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
7141 * dominance.c (dom_info::dom_info): Add new constructor for region
7142 which is vector of basic blocks.
7143 (dom_init): New method to initialize members common for both
7145 (dom_info::dom_info): Invoke dom_init for partial initialization.
7146 (dom_info::get_idom): Add check to corner cases on basic blocks which
7148 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
7149 to detect unreachable bbs.
7150 (dom_info::calc_idoms): Likewise.
7151 (compute_dom_fast_query_in_region): New function.
7152 (calculate_dominance_info_for_region): Likewise.
7153 (free_dominance_info_for_region): Likewise.
7154 * dominance.h: Add prototypes for introduced region-based functions
7155 * tree-if-conv.c (build_region): New function.
7156 (if_convertible_loop_p_1): Invoke local version of post-dominators
7157 calculation before basic block predication with subsequent freeing
7158 post-dominator info.
7159 (tree_if_conversion): Remove free of post-dominator info
7160 (pass_if_conversion::execute): Delete detection of infinite loops
7161 and fake edges to exit block since post-dominator calculation is
7162 performed per if-converted loop only.
7164 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
7167 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
7168 register explicitly.
7169 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
7170 optimizing for size.
7172 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7174 * config/aarch64/aarch64.c: Delete inclusion of
7175 cortex-a57-fma-steering.h.
7176 (aarch64_override_options): Delete call
7177 to aarch64_register_fma_steering.
7178 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
7179 * config/aarch64/cortex-a57-fma-steering.h: Delete.
7180 * config/aarch64/aarch64-passes.def: New file.
7181 * config/aarch64/cortex-a57-fma-steering.c
7182 (aarch64_register_fma_steering): Delete definition.
7183 (make_pass_fma_steering): Remove static qualifier.
7184 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
7185 (cortex-a57-fma-steering.o): Remove dependency on
7186 cortex-a57-fma-steering.h.
7188 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
7190 * explow.c (validize_mem): Do not modify the argument in-place.
7192 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
7194 * tree-streamer.c (record_common_node): Explicitly list expected
7197 2016-10-17 Richard Biener <rguenther@suse.de>
7199 PR tree-optimization/77988
7200 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
7202 2016-10-17 Marek Polacek <polacek@redhat.com>
7204 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
7206 2016-10-17 Richard Biener <rguenther@suse.de>
7208 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
7211 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7213 PR tree-optimization/71636
7214 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
7216 2016-10-17 Richard Biener <rguenther@suse.de>
7218 * gimplify.c (gimplify_function_tree): Do not move the outer
7221 2016-10-17 Jakub Jelinek <jakub@redhat.com>
7223 * langhooks.h (struct lang_hooks_for_decls): Remove
7224 function_decl_explicit_p, function_decl_deleted_p and
7225 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
7226 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
7227 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
7228 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
7229 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
7230 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
7231 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
7232 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
7233 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
7234 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
7235 * langhooks.c (lhd_decl_dwarf_attribute): New function.
7236 * dwarf2out.c (gen_subprogram_die): Use
7237 lang_hooks.decls.decl_dwarf_attribute instead of
7238 lang_hooks.decls.function_decl_*.
7240 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
7244 * common.opt (-ftrampolines): New option.
7245 * doc/invoke.texi (Code Gen Options): Document it.
7246 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
7247 * doc/tm.texi: Regenerate.
7248 * builtins.def: Add init_descriptor and adjust_descriptor.
7249 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
7250 on platforms with descriptors.
7251 (expand_builtin_init_descriptor): New function.
7252 (expand_builtin_adjust_descriptor): Likewise.
7253 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
7254 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
7255 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
7256 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
7257 Set STATIC_CHAIN_REG_P on the static chain register, if any.
7258 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
7259 (expand_call): Likewise. Move around call to prepare_call_address
7260 and pass all flags to it.
7261 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
7262 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
7263 (gimple_call_set_by_descriptor): New setter.
7264 (gimple_call_by_descriptor_p): New getter.
7265 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
7266 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
7267 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
7268 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
7269 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
7270 * rtl.h (STATIC_CHAIN_REG_P): New macro.
7271 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
7272 * target.def (custom_function_descriptors): New POD hook.
7273 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
7274 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
7275 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
7276 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
7277 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
7278 (build_common_builtin_nodes): Initialize init_descriptor and
7280 * tree-nested.c: Include target.h.
7281 (struct nesting_info): Add 'any_descr_created' field.
7282 (get_descriptor_type): New function.
7283 (lookup_element_for_decl): New function extracted from...
7284 (create_field_for_decl): Likewise.
7285 (lookup_tramp_for_decl): ...here. Adjust.
7286 (lookup_descr_for_decl): New function.
7287 (convert_tramp_reference_op): Deal with descriptors.
7288 (build_init_call_stmt): New function extracted from...
7289 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
7290 * defaults.h (FUNCTION_ALIGNMENT): Define.
7291 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
7292 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
7293 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
7294 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
7295 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
7297 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
7299 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
7300 constants in CONST_VECTORs.
7302 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
7304 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
7305 register as destination of bmask.
7306 (vector_init_bshuffle): Likewise.
7307 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
7308 (bmaskdi_vis): Enable only in 64-bit mode.
7310 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
7312 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
7313 make LR a separately shrink-wrapped component unless savres_strategy
7314 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
7315 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
7316 wrapping when not both {SAVE,REST}_INLINE_GPRS.
7318 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
7320 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
7321 and keep looping on failure.
7323 2016-10-14 David Malcolm <dmalcolm@redhat.com>
7325 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
7327 (print_rtx_function): Update example in comment for...
7328 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
7329 non-virtual pseudos with a '%' sigil followed by the regno, offset
7330 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
7331 pseudo is dumped as "%0".
7333 2016-10-14 Jakub Jelinek <jakub@redhat.com>
7336 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
7339 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
7341 * config/sparc/sparc-passes.def: New file.
7342 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
7343 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
7344 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
7346 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
7348 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
7349 loop peel to loops with exit test at the beginning.
7351 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
7353 PR rtl-optimization/68212
7354 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
7355 frequency when computing scale factor for peeled copies.
7356 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
7357 values for switch/peel blocks/edges.
7359 2016-10-14 Pedro Alves <palves@redhat.com>
7361 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
7363 2016-10-14 Catherine Moore <clm@codesourcery.com>
7365 * config/mips/mips.c (mips_prepare_pch_save): Initialize
7366 micromips_globals to zero.
7368 2016-10-14 Richard Biener <rguenther@suse.de>
7370 PR tree-optimization/77979
7371 * tree-vrp.c (compare_name_with_value): Handle released SSA names
7372 in the equivalency sets.
7373 (compare_names): Likewise.
7375 2016-10-14 Martin Liska <mliska@suse.cz>
7377 * builtins.h(target_char_cst_p): Declare the function.
7378 * builtins.c (fold_builtin_memchr): Remove.
7379 (target_char_cst_p): Move the function from gimple-fold.c.
7380 (fold_builtin_3): Do not call the function.
7381 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
7382 (gimple_fold_builtin): Call the function.
7383 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
7385 2016-10-14 Martin Liska <mliska@suse.cz>
7387 * builtins.c (fold_builtin_strcmp): Remove function.
7388 (fold_builtin_strncmp): Likewise.
7389 (fold_builtin_2): Remove call of the function.
7390 (fold_builtin_3): Likewise.
7391 * fold-const-call.c (fold_const_call): Add constant folding
7392 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
7393 * fold-const-call.h (build_cmp_result): Declare the function.
7394 * gimple-fold.c (gimple_load_first_char): New function.
7395 (gimple_fold_builtin_string_compare): Likewise.
7396 (gimple_fold_builtin): Call the function.
7398 2016-10-14 Nathan Sidwell <nathan@acm.org>
7400 * gcov-io.c (gcov_open): Deconstify 'mode'.
7402 2016-10-14 Martin Liska <mliska@suse.cz>
7404 * fold-const.c (c_getstr): Support of properly \0-terminated
7405 string constants. New argument is added.
7406 * fold-const.h: New argument is added.
7408 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7410 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
7412 (aarch64_print_hint_for_core): Likewise.
7413 (aarch64_print_hint_for_arch): Likewise.
7414 (aarch64_validate_march): Use it. Fix indentation in type signature.
7415 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
7416 (aarch64_validate_mtune): Likewise.
7417 (aarch64_handle_attr_arch): Likewise.
7418 (aarch64_handle_attr_cpu): Likewise.
7419 (aarch64_handle_attr_tune): Likewise.
7421 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7423 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
7426 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
7428 * config/m68k/m68k.c (m68k_option_override): Check
7429 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
7430 instead of stack_limit_rtx.
7432 2016-10-13 Jakub Jelinek <jakub@redhat.com>
7434 * dwarf2out.c (gen_member_die): Handle inline static data member
7437 2016-10-13 Nathan Sidwell <nathan@acm.org>
7439 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
7440 gcov_var.mode. Remove unnecessary fstat.
7442 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
7445 * function.c (thread_prologue_and_epilogue_insns): Call all
7446 make_*logue_seq in the same order as traditional. Call them
7447 all a second time if shrink_wrapped_separate.
7449 2016-10-13 Marek Polacek <polacek@redhat.com>
7451 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
7452 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
7455 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7457 PR tree-optimization/77937
7458 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
7459 to infinite when we have a pointer with an increment of -1.
7461 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
7463 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
7465 * memmodel.h: This file.
7466 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
7467 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
7468 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
7469 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
7470 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
7471 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
7472 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
7473 compare-elim.c, config/aarch64/aarch64-builtins.c,
7474 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
7475 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
7476 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
7477 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
7478 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
7479 config/darwin.c, config/epiphany/epiphany.c,
7480 config/epiphany/mode-switch-use.c,
7481 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
7482 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
7483 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
7484 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
7485 config/m68k/m68k.c, config/mcore/mcore.c,
7486 config/microblaze/microblaze.c, config/mmix/mmix.c,
7487 config/mn10300/mn10300.c, config/moxie/moxie.c,
7488 config/msp430/msp430.c, config/nds32/nds32-cost.c,
7489 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
7490 config/nds32/nds32-memory-manipulation.c,
7491 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
7492 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
7493 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
7494 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
7495 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
7496 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
7497 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
7498 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
7499 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
7500 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
7501 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
7502 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
7503 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
7504 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
7505 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
7506 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
7507 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
7508 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
7509 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
7510 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
7511 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
7512 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
7513 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
7514 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
7515 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
7516 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
7517 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
7518 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
7519 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
7520 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
7521 var-tracking.c, varasm.c: Include memmodel.h.
7522 * genattrtab.c (write_header): Include memmodel.h in generated file.
7523 * genautomata.c (main): Likewise.
7524 * gengtype.c (open_base_files): Likewise.
7525 * genopinit.c (main): Likewise.
7526 * genconditions.c (write_header): Include memmodel.h earlier in
7528 * genemit.c (main): Likewise.
7529 * genoutput.c (output_prologue): Likewise.
7530 * genpeep.c (main): Likewise.
7531 * genpreds.c (write_insn_preds_c): Likewise.
7532 * genrecog.c (write_header): Likewise.
7533 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
7535 2016-10-13 David Malcolm <dmalcolm@redhat.com>
7537 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
7538 for new "compact" param of print_rtx_function. Check for "cinsn"
7540 * print-rtl-function.c (flag_compact): New decl.
7541 (print_rtx_function): Add param "compact" and use it to set
7542 flag_compact, adding a description of the effect to the leading
7543 comment, and updating the example output.
7544 * print-rtl.c (flag_compact): New variable.
7545 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
7547 (print_rtx_operand_code_i): When printing source locations, wrap
7548 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
7549 (print_rtx_operand_code_r): Don't print regnos for hard regs and
7550 virtuals in compact mode.
7551 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
7552 apart from in LABEL_REFs.
7553 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
7554 Don't print basic block ids in compact mode.
7555 (print_rtx): In compact mode, prefix the code of insns with "c",
7556 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
7557 * print-rtl.h (print_rtx_function): Add "compact" param.
7559 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
7561 * arm.h (TARGET_VFP): Delete.
7562 (TARGET_VFPD32): Remove references to TARGET_VFP.
7563 (TARGET_VFP3, TARGET_VFP5): Likewise.
7564 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
7565 (TARGET_NEON_FP16): Likewise.
7566 (TARGET_FMA): Likewise.
7567 (TARGET_CRYPTO): Likewise.
7568 (TARGET_NEON): Likewise.
7569 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
7570 (FUNCTION_ARG_REGNO_P): Likewise.
7571 * arm.c (arm_option_check_internal): Likewise.
7572 (arm_option_override): Likewise.
7573 (use_return_insn): Likewise.
7574 (arm_function_value_regno_p): Likewise.
7575 (arm_apply_result_size): Likewise.
7576 (use_vfp_abi): Likewise.
7577 (arm_legitimate_address_outer_p): Likewise.
7578 (thumb2_legitimate_address_p): Likewise.
7579 (arm_legitimate_index_p): Likewise.
7580 (thumb2_legitimate_index_p): Likewise.
7581 (arm_legitimate_address): Likewise.
7582 (arm_get_vfp_saved_size): Likewise.
7583 (arm_emit_vfp_multi_reg_pop): Likewise.
7584 (arm_get_frame_offsets): Likewise.
7585 (arm_save_coproc_regs): Likewise.
7586 (arm_hard_regno_mode_ok): Likewise.
7587 (arm_expand_epilogue_apcs_frame): Likewise.
7588 (arm_expand_epilogue): Likewise.
7589 (arm_file_start): Likewise.
7590 (arm_conditional_register_usage): Likewise.
7591 (arm_validize_comparison): Use vfp_compare_operand directly.
7592 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
7593 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
7595 (arm_atomic_assign_expand_fenv): Likewise.
7596 * arm.md (divsf3): Likewise.
7597 (arm_negsi2): Likewise.
7599 (arm_movdi): Likewise.
7600 (arm_movt): Likewise.
7601 (cbranchsf4): Change predicate to vfp_compare_operand.
7602 (cbranchdf4): Change predicate to vfp_compare_operand.
7603 (cstorehf4): Change predicate to vfp_compare_operand.
7604 (cstoresf4): Change predicate to vfp_compare_operand.
7605 (cstoredf4): Change predicate to vfp_compare_operand.
7606 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
7607 (movhi_insn_arch4, movhi_bytes): Likewise.
7608 * constraints.md (Dt): Likewise.
7610 * iterators.md (SDF): Likewise.
7611 * predicates.md (arm_float_compare_operand): Delete.
7612 (const_double_vcvt_power_of_two_reciprocal): Remove references to
7614 (const_double_vcvt_power_of_two): Likewise.
7615 * thumb2.md thumb2_movsi_insn): Likewise.
7616 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
7617 (movhf_vfp): Likewise.
7618 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
7619 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
7620 (movsf_vfp, thumb2_movsf_vfp): Likewise.
7621 (movdf_vfp, thumb2_movdf_vfp): Likewise.
7622 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
7623 (subsf3_vfp, divsf3_vfp): Likewise.
7624 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
7625 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
7626 (mulsf3negsfsubsf_vfp): Likewise.
7627 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
7628 (floatunssisf2, sqrtsf2_vfp): Likewise.
7629 (movcc_vfp): Likewise.
7630 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
7631 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
7632 (push_multi_vfp): Likewise.
7633 (set_fpscr, get_fpscr): Likewise.
7634 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
7636 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
7638 * arm.h (TARGET_VFP): Unconditionally define to 1.
7639 (arm_fpu_desc): Remove 'model' field.
7640 (TARGET_FPU_MODEL): Delete.
7641 * arm.c (all_fpus): Don't initialize the model field.
7642 (arm_can_inline_p): Don't check the FPU model.
7643 * arm-fpus.def: Remove redundant model field from all FPU
7646 2016-10-13 Richard Biener <rguenther@suse.de>
7649 * genmatch.c (struct capture): Add value_match member.
7650 (commutate): Preserve value_match.
7651 (lower_opt_convert): Likewise.
7652 (lower_cond): Likewise.
7653 (replace_id): Likewise.
7654 (struct dt_operand): Add value_match member.
7655 (decision_tree::cmp_node): Compare it.
7656 (decision_tree::insert_operand): Honor it when finding and
7657 when appending a DT_MATCH.
7658 (dt_operand::gen_match_op): Generate a type check after
7659 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
7660 (parser::get_internal_capture_id): New helper.
7661 (parser::finish_match_operand): New function lowering @@<id>.
7662 (parser::parse_capture): Parse @@<id> as value-match.
7663 (parser::parse_expr): Use get_internal_capture_id.
7664 (parser::parse_simplify): Call finish_match_operand.
7665 (walk_captures): New helper.
7666 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
7668 ((X /[ex] A) * A -> X): Likewise.
7669 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
7670 convert[12] and value-matching.
7671 ((A | B) & (A | C) -> A | (B & C)): Likewise.
7672 ((X | Y) | Y -> X | Y): Likewise.
7673 ((X ^ Y) ^ Y -> X): Likewise.
7674 (A - (A & B) -> ~B & A): Likewise.
7675 ((T)(P + A) - (T)P -> (T) A): Likewise.
7676 ((T)P - (T)(P + A) -> -(T) A): Likewise.
7677 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
7678 * doc/match-and-simplify.texi: Amend capture section.
7680 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
7682 * config/arc/arc.md (umul_600): Remove predicated variant.
7683 (umul64_600): Likewise.
7685 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
7687 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
7689 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7691 * tree-vect-loop.c (loop_niters_no_overflow): New func.
7692 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
7693 no-overflow information to vect_do_peeling_for_loop_bound and
7694 vect_gen_vector_loop_niters.
7696 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7698 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
7701 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7703 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
7704 adjust_vec automatically.
7705 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
7706 param exit_bb to guard_to.
7707 (slpeel_checking_verify_cfg_after_peeling):
7708 (set_prologue_iterations):
7709 (create_lcssa_for_virtual_phi): New func which is factored out from
7710 slpeel_tree_peel_loop_to_edge.
7711 (slpeel_tree_peel_loop_to_edge):
7712 (iv_phi_p): New func.
7713 (vect_can_advance_ivs_p): Call iv_phi_p.
7714 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
7715 new gimple stmts in basic block.
7716 (vect_gen_niters_for_prolog_loop): Rename to...
7717 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
7718 adjust implementation.
7719 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
7720 sizetype if necessary.
7721 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
7722 it to external function.
7723 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
7724 (vect_gen_vector_loop_niters_mult_vf): New.
7725 (slpeel_update_phi_nodes_for_loops): New.
7726 (slpeel_update_phi_nodes_for_guard1): Reimplement.
7727 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
7728 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
7729 * tree-vect-loop.c (vect_build_loop_niters): Move to file
7730 tree-vect-loop-manip.c
7731 (vect_generate_tmps_on_preheader): Delete.
7732 (vect_transform_loop): Rename vectorization_factor to vf. Call
7733 vect_do_peeling instead of vect_do_peeling-* functions.
7734 * tree-vectorizer.h (vect_do_peeling): New decl.
7735 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
7736 (vect_do_peeling_for_loop_bound): Delete.
7737 (vect_do_peeling_for_alignment): Delete.
7739 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7741 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
7742 duplicated loop after its preheader and after the original loop.
7744 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7746 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
7747 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
7749 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7751 * tree-vect-loop.c (vectorizable_live_operation): Support handling
7752 for live variable outside loop but not in lcssa form.
7754 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7756 * cfg.c (reset_original_copy_tables): New func.
7757 * cfg.h (reset_original_copy_tables): New decl.
7759 2016-10-13 Jakub Jelinek <jakub@redhat.com>
7762 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
7764 * varasm.c (default_binds_local_p_3): Formatting fix.
7766 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7768 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
7770 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
7771 Remove useless code.
7773 2016-10-13 Martin Liska <mliska@suse.cz>
7775 PR tree-optimization/77943
7776 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
7777 a different EH landing pads.
7779 2016-10-13 Jakub Jelinek <jakub@redhat.com>
7782 * hooks.h (hook_tree_void_null): Declare.
7783 * hooks.c (hook_tree_void_null): New function.
7784 * langhooks.c (lhd_return_null_tree_v): Remove.
7785 * langhooks-def.h (lhd_return_null_tree_v): Remove.
7786 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
7787 set y to const0_rtx.
7788 * function.c (stack_protect_epilogue): Likewise.
7789 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
7790 if TARGET_THREAD_SSP_OFFSET is defined.
7791 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7792 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7793 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7794 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7795 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7796 (ix86_stack_protect_guard): New function.
7798 2016-10-13 Richard Biener <rguenther@suse.de>
7800 * dwarf2out.c (tree_add_const_value_attribute): Do not try
7801 rtl_for_decl_init during early phase.
7802 (gen_variable_die): Do not create locations during early phase.
7803 (gen_label_die): Likewise.
7804 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
7807 2016-10-12 Richard Biener <rguenther@suse.de>
7809 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
7810 try_add_new_range and made to eturn new range.
7811 (evrp_dom_walker::before_dom_children): Push op1 value range before
7812 pushing op0 value range.
7814 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7816 PR tree-optimization/77937
7817 * gimple-ssa-strength-reduction.c (analyze_increments): Use
7818 POINTER_TYPE_P on the candidate type to determine whether
7819 candidates in this chain require pointer arithmetic.
7821 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
7823 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
7824 correction if the type is smaller than a word.
7825 (visium_select_cc_mode): Add ... fall through ... comment.
7827 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7829 * config/rs6000/rs6000.c (machine_function): Add new fields
7830 gpr_is_wrapped_separately and lr_is_wrapped_separately.
7831 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
7832 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
7833 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
7834 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
7835 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
7836 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
7837 (rs6000_get_separate_components): New function.
7838 (rs6000_components_for_bb): New function.
7839 (rs6000_disqualify_components): New function.
7840 (rs6000_emit_prologue_components): New function.
7841 (rs6000_emit_epilogue_components): New function.
7842 (rs6000_set_handled_components): New function.
7843 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
7844 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
7845 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
7846 (rs6000_emit_epilogue): Don't emit GPR restores if
7847 gpr_is_wrapped_separately for that register. Don't make a
7848 REG_CFA_RESTORE note for registers we did not restore, either.
7850 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7852 * function.c (thread_prologue_and_epilogue_insns): Call
7853 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
7854 if it has possibly changed. Compute the split_prologue_seq and
7855 epilogue_seq later, too.
7856 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
7857 (dump_components): New function.
7858 (struct sw): New struct.
7860 (init_separate_shrink_wrap): New function.
7861 (fini_separate_shrink_wrap): New function.
7862 (place_prologue_for_one_component): New function.
7863 (spread_components): New function.
7864 (disqualify_problematic_components): New function.
7865 (emit_common_heads_for_components): New function.
7866 (emit_common_tails_for_components): New function.
7867 (insert_prologue_epilogue_for_components): New function.
7868 (try_shrink_wrapping_separate): New function.
7869 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
7871 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7873 * regrename.c (build_def_use): Invalidate chains that have a
7874 REG_CFA_RESTORE on some instruction.
7876 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7878 * dce.c (delete_unmarked_insns): Don't delete instructions with
7879 a REG_CFA_RESTORE note.
7881 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7883 * common.opt (-fshrink-wrap-separate): New flag.
7884 * doc/invoke.texi: Document it.
7885 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
7886 * doc/tm.texi: Regenerate.
7887 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
7888 * target.def (shrink_wrap): New hook vector.
7889 (get_separate_components, components_for_bb, disqualify_components,
7890 emit_prologue_components, emit_epilogue_components,
7891 set_handled_components): New hooks.
7893 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7895 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
7896 vector return by reference only if -Wpsabi.
7897 (rs6000_pass_by_reference): Similarly, for argument passing.
7899 2016-10-12 David Malcolm <dmalcolm@redhat.com>
7901 * function-tests.c: Include "print-rtl.h".
7902 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
7903 function, and verify what is dumped.
7904 * print-rtl-function.c (print_edge): New function.
7905 (begin_any_block): New function.
7906 (end_any_block): New function.
7907 (can_have_basic_block_p): New function.
7908 (print_rtx_function): Track the basic blocks of insns in the
7909 chain, wrapping those that are within blocks within "(block)"
7910 directives. Remove the "(cfg)" directive.
7912 2016-10-12 David Malcolm <dmalcolm@redhat.com>
7914 * selftest.c (selftest::read_file): New function.
7915 (selftest::test_read_file): New function.
7916 (selftest::selftest_c_tests): Call test_read_file.
7917 * selftest.h (selftest::read_file): New decl.
7919 2016-10-12 Richard Biener <rguenther@suse.de>
7922 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
7925 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
7927 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
7929 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
7930 dwarf2out_assembly_start.
7932 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
7934 * Makefile.in (SELFTEST_FLAGS): New variable.
7935 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
7937 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
7940 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
7942 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
7943 dumped in RTL dumps.
7945 2016-10-12 Martin Liska <mliska@suse.cz>
7947 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
7948 (gimple_fold_builtin_memory_op): Use the function.
7949 (gimple_fold_builtin_strchr): Likewise.
7950 (gimple_fold_builtin_strcat): Likewise.
7951 (gimple_build): Likewise.
7953 2016-10-12 Nathan Sidwell <nathan@acm.org>
7955 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
7957 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
7959 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
7960 equivalent 32-bit constant (modulo 2**32) when that yields
7961 smaller instructions.
7962 (size_of_int_loc_descriptor): Update accordingly.
7964 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
7966 * dwarf2out.c (dwarf2out_early_global_decl): For nested
7967 functions, call dwarf2out_decl on the parent function first.
7969 2016-10-12 Richard Biener <rguenther@suse.de>
7971 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
7974 2016-10-12 Richard Biener <rguenther@suse.de>
7976 * tree-ssa-propagate.c
7977 (substitute_and_fold_dom_walker::before_dom_children): Do not
7978 ignore ASSERT_EXPRs but only preserve them.
7979 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
7980 that have been propagated into.
7981 (vrp_finalize): Enable DCE for substitute_and_fold.
7983 2016-10-12 Richard Biener <rguenther@suse.de>
7985 PR tree-optimization/77920
7986 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
7987 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
7988 (simplify_abs_using_ranges): Likewise.
7989 (simplify_conversion_using_ranges): Likewise.
7990 (simplify_stmt_using_ranges): Adjust.
7992 2016-10-12 Jakub Jelinek <jakub@redhat.com>
7994 PR tree-optimization/77929
7995 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
7996 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
7998 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8001 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
8002 needs a base register for arg 1.
8004 2016-10-12 Jakub Jelinek <jakub@redhat.com>
8006 * common.opt (Wimplicit-fallthrough) Turn into alias to
8007 -Wimplicit-fallthrough=3. Remove EnabledBy.
8008 (Wimplicit-fallthrough=): New option.
8009 * gimplify.c (warn_implicit_fallthrough_r): Use
8010 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
8011 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
8012 to -Wimplicit-fallthrough=3.
8013 (-Wimplicit-fallthrough=): Document.
8015 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8017 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
8018 and GEU in DImode if TARGET_SUBXC.
8019 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
8020 (seqdi<W:mode>_zero_subxc): Delete.
8021 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
8022 (neg_seqdi<W:mode>_zero_vis3): Delete.
8023 (plus_seqdi<W:mode>_zero): Likewise.
8024 (minus_seqdi<W:mode>_zero): Likewise.
8025 (plus_plus_sltu<W:mode>): Accept only register.
8026 (addx<W:mode>): Likewise.
8027 (plus_sltu<W:mode>_vis3): Likewise.
8028 (plus_plus_sltu<W:mode>_vis3): Likewise.
8029 (neg_sgeu<W:mode>_vis3): Delete.
8030 (minus_sgeu<W:mode>_vis3): Likewise.
8031 (addxc<W:mode>): Accept only registers.
8032 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
8033 (minus_neg_sltu<W:mode>_subxc): Accept only register.
8034 (neg_plus_sltu<W:mode>_subxc): Likewise.
8035 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
8036 (minus_minus_sltu<W:mode>_subxc): Accept only register.
8037 (sgeu<W:mode>_insn_subxc): Delete.
8038 (plus_sgeu<W:mode>_subxc): Likewise.
8039 (subxc<W:mode>): Accept only register.
8040 (scc splitter): Split always GEU again.
8042 2016-10-11 Jeff Law <law@redhat.com>
8044 PR tree-optimization/77424
8045 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
8046 dead conditionals. Assert that all e->aux fields are NULL.
8048 2016-10-11 David Malcolm <dmalcolm@redhat.com>
8050 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
8051 operand-printing "switch" statement into...
8052 (print_rtx_operand_code_0): ...this new function, ...
8053 (print_rtx_operand_code_e): ...this new function, ...
8054 (print_rtx_operand_codes_E_and_V): ...this new function, ...
8055 (print_rtx_operand_code_i): ...this new function, ...
8056 (print_rtx_operand_code_r): ...this new function, ...
8057 (print_rtx_operand_code_u): ...this new function, ...
8058 (print_rtx_operand): ...and this new function.
8060 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
8062 * config/alpha/alpha-passes.def: New file.
8063 * config/alpha/t-alpha: New file.
8064 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
8065 (make_pass_handle_trap_shadows): New prototype.
8066 (make_pass_align_insns): Ditto.
8067 * config/alpha/alpha.c (alpha_option_override): Don't register
8069 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
8071 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
8074 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
8075 distinct __ibm128 IBM extended double type if long doubles are
8076 128-bits and the default format for long double is IEEE 128-bit.
8078 2016-10-11 Richard Biener <rguenther@suse.de>
8080 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
8081 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
8082 (verify_die): New function.
8083 (dwarf2out_finish): Call it.
8084 (output_line_info): Handle case of -gsplit-dwarf without
8085 DWARF2_ASM_LINE_DEBUG_INFO.
8087 2016-10-11 Richard Biener <rguenther@suse.de>
8090 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
8091 sub-chains of BLOCK_VARS and gimple_bind_vars.
8093 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8095 * config/i386/znver1.md : Fix imov/imovx load type reservations.
8097 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8099 * config/sparc/sparc.opt (msubxc): New option.
8100 * doc/invoke.texi (SPARC options): Document it and tidy up.
8101 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
8102 * doc/tm.texi: Regenerate.
8103 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
8105 (CCX_NOOV): Rename into...
8109 * config/sparc/predicates.m (fcc_register_operand): Simplify.
8110 (fcc0_register_operand): Likewise.
8111 (icc_register_operand): New.
8112 (icc_or_fcc_register_operand): Simplify.
8113 (nz_comparison_operator): New.
8114 (c_comparison_operator): Likewise.
8115 (noov_compare_operator): Rename into...
8116 (icc_comparison_operator): ...this. Use above predicates.
8117 (noov_compare64_operator): Rename into...
8118 (v9_comparison_operator): ...this and tidy up.
8119 (fcc_comparison_operator): New.
8120 (icc_or_fcc_comparison_operator): Likewise.
8121 (v9_register_compare_operator): Rename info...
8122 (v9_register_comparison_operator): ...this.
8123 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
8124 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
8126 (sparc_fixed_condition_code_regs): New function.
8127 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
8128 renaming and add support for CCC/CCXC.
8129 (output_cbranch): Likewise.
8130 (sparc_print_operand): Likewise.
8131 (gen_v9_scc): Remove obsolete assertion.
8132 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
8133 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
8134 (output_cbcond): Remove bogus handling of CC modes.
8135 (sparc_register_move_cost): Return 100 for NO_REGS.
8136 * config/sparc/sparc.md (W): New mode iterator.
8137 (length): Adjust for noov_compare64_operator renaming.
8138 (cmpsi_sne): New instruction.
8139 (cmpdi_sne): Likewise.
8140 (seqdi_special): Delete.
8141 (seqdi_special): Likewise.
8142 (snesi<P:mode>_special): Likewise.
8143 (snedi_special): Likewise.
8144 (snedi_special_vis3): Likewise.
8145 (snesi patterns): Use W iterator.
8146 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
8147 (sltu patterns): Likewise.
8148 (sgeu patterns): Likewise.
8149 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
8150 (normal_branch): Use icc_comparison_operator predicate.
8151 (inverted_branch): Likewise.
8152 (cbcond_sp32): Use comparison_operator predicate.
8153 (cbcond_sp64): Likewise.
8154 (normal_int_branch_sp64): Adjust for renaming
8155 (inverted_int_branch_sp64): Likewise.
8156 (mov<I:mode>_cc_reg_sp64): Likewise.
8157 (movsf_cc_reg_sp6): Likewise.
8158 (movdf_cc_reg_sp64): Likewise.
8159 (movtf_cc_reg_hq_sp64): Likewise.
8160 (movtf_cc_reg_sp64): Likewise.
8161 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
8162 (movsf_cc_v9): Likewise.
8163 (movdf_cc_v9): Likewise.
8164 (movtf_cc_hq_v9): Likewise.
8165 (movtf_cc_v9): Likewise.
8166 (adddi3): Call gen_adddi3_sp32.
8167 (adddi3_insn_sp32): Rename to...
8168 (adddi3_sp32): ...this. Accept only register_operand as operand #1
8169 and use CCCmode for the carry.
8170 (addx_extend_sp32): Use CCCmode for the carry.
8171 (addx_extend_sp64): Delete.
8172 (adddi3_extend_sp32): Use CCCmode for the carry.
8173 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
8174 (subdi3): Call gen_subdi3_sp32.
8175 (subdi3_insn_sp32): Rename to...
8176 (subdi3_sp32): ...this and use CCmode for the carry.
8177 (subx_extend_sp32): Use CCCmode for the carry.
8178 (subx_extend_sp64): Delete.
8179 (subdi3_extend_sp32): Use CCmode for the carry.
8180 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
8181 (negdi3): Call gen_negdi3_sp32.
8182 (negdi3_sp32): Use CCCmode for the carry.
8183 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
8184 (cmp_nz_ashift_1): Use CCNZ mode.
8185 (cmp_nz_set_ashift_1): Likewise.
8186 (ctrapsi4): Use comparison_operator predicate.
8187 (ctrapdi4): Likewise.
8188 (trapsi_insn): Use icc_comparison_operator predicate.
8189 (trapdi_insn): Likewise.
8190 (edge8 patterns): Use CCNZmode.
8191 (edge16 patterns): Likewise.
8192 (edge32 patterns): Likewise.
8194 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8196 * config/visium/visium-modes.def (CC_NOOV): Rename into...
8198 (CC_BTST): Rename into...
8200 * config/visium/predicates.md (real_add_operand): New.
8201 (visium_btst_operator): Rename into...
8202 (visium_equality_comparison_operator): ...this.
8203 (visium_noov_operator): Rename into...
8204 (visium_nz_comparison_operator): ...this.
8205 (visium_c_comparison_operator): New.
8206 (visium_branch_operator): Adjust and deal with all CC modes.
8207 * config/visium/visium.c (visium_adjust_cost): Adjust.
8208 (visium_split_double_add): Use the *_set_carry patterns.
8209 (visium_select_cc_mode): Add support for CCC mode and adjust.
8210 (output_cbranch): Adjust and use the carry-based operators for
8211 floating-point comparisons.
8212 * config/visium/visium.md (flags_subst_arith): Adjust.
8213 (addsi3_insn_set_carry): New instruction.
8214 (subsi3_insn_set_carry): Likewise.
8215 (negsi2_insn_set_carry): Likewise.
8217 (cmp<mode>_sne): Likewise.
8218 (cbranch<mode>4): Use ordered_comparison_operator.
8219 (cbranch<mode>4_insn): Likewise.
8220 (cbranchsi4_btst_insn): Adjust.
8222 2016-10-11 Tom de Vries <tom@codesourcery.com>
8225 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
8228 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8230 * tree.h (build_complex_type): Add second parameter with default.
8231 * tree.c (build_complex_type): Add NAMED second parameter and adjust
8232 recursive call. Create a TYPE_DECL only if NAMED is true.
8233 (build_common_tree_nodes): Pass true in calls to build_complex_type.
8235 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
8237 New avr-passes.def to register AVR specific passes.
8239 * config/avr/avr-passes.def: New file.
8240 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
8241 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
8242 (make_avr_pass_recompute_note): New proto.
8243 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
8244 (avr_pass_recompute_notes): Use anonymous namespace.
8245 (avr_register_passes): Remove function...
8246 (avr_option_override): ...and its call.
8248 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
8250 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
8251 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
8252 PTF_AVOID_BRANCHLIKELY_SPEED for others.
8253 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
8255 * config/mips/mips.c (mips_option_override): Enable the branch
8256 likely depending on the tune flags and optimization level.
8257 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
8258 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
8259 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
8260 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
8262 2016-10-11 Richard Biener <rguenther@suse.de>
8264 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
8265 (output_function): Properly stream the whole block tree.
8266 * lto-streamer-in.c (input_function): Likewise.
8268 2016-10-11 Marek Polacek <polacek@redhat.com>
8270 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
8272 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
8274 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
8275 (evrp_dom_walker::before_dom_children): Infer and push new value
8276 ranges for x in y < x.
8278 2016-10-10 Joseph Myers <joseph@codesourcery.com>
8281 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
8282 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
8283 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
8284 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
8285 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
8286 (IA64_NO_LIBGCC_TFMODE): Likewise.
8288 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
8290 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
8293 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
8295 * config.gcc: Add aarch64-*-freebsd* support.
8296 * config.host: Likewise.
8297 * config/aarch64/aarch64-freebsd.h: New file.
8298 * config/aarch64/t-aarch64-freebsd: Ditto.
8300 2016-10-10 Jeff Law <law@redhat.com>
8302 PR tree-optimization/71947
8303 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
8304 B with A within a single statement.
8306 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8308 PR tree-optimization/77824
8309 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
8310 zero cost for copies.
8311 (find_candidates_dom_walker::before_dom_children): Replace
8312 MODIFY_EXPR with SSA_NAME.
8313 (replace_mult_candidate): Likewise.
8314 (replace_profitable_candidates): Likewise.
8316 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8318 * config/s390/s390.h: Wrap more macros args in brackets and fix
8320 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
8322 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
8324 2016-10-10 Andreas Schwab <schwab@suse.de>
8327 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
8328 pseudo is not DImode.
8330 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
8332 * common/config/arc/arc-common.c (arc_option_optimization_table):
8333 Remove compact casesi option.
8334 * config/arc/arc.c (arc_override_options): Use compact casesi
8335 option only for pre-ARCv2 cores.
8336 * doc/invoke.texi (mcompact-casesi): Update text.
8338 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8340 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
8341 Add macro to say we can efficiently handle overlapping unaligned
8343 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
8344 poor code for processors older than p8.
8346 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
8348 * gen-pass-instances.awk: Remove GNUism.
8350 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8352 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
8353 NULL of (*ipcp_transformations)][node->uid].
8355 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
8357 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
8358 (MALLOC_ABI_ALIGNMENT): Define.
8360 2016-10-09 Jakub Jelinek <jakub@redhat.com>
8362 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
8363 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
8364 VAR_OR_FUNCTION_DECL_P macros.
8365 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
8366 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
8367 chkp_find_bounds_1): Likewise.
8368 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
8369 * hsa-gen.c (get_symbol_for_decl): Likewise.
8370 * cgraphunit.c (check_global_declaration, analyze_functions,
8371 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
8373 * gimple-fold.c (can_refer_decl_in_current_unit_p,
8374 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
8376 * tree.c (set_decl_section_name, copy_node_stat,
8377 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
8378 merge_dllimport_decl_attributes, handle_dll_attribute,
8379 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
8380 verify_type): Likewise.
8381 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
8382 find_explicit_erroneous_behavior): Likewise.
8383 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
8384 * ipa.c (process_references): Likewise.
8385 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
8386 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
8387 notice_global_symbol, assemble_variable, mark_decl_referenced,
8388 build_constant_desc, output_constant_def_contents, do_assemble_alias,
8389 make_decl_one_only, default_section_type_flags,
8390 categorize_decl_for_section, default_encode_section_info): Likewise.
8391 * trans-mem.c (requires_barrier): Likewise.
8392 * gimple-expr.c (mark_addressable): Likewise.
8393 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
8394 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
8395 expand_debug_expr): Likewise.
8396 * tree-dump.c (dequeue_and_dump): Likewise.
8397 * ubsan.c (instrument_bool_enum_load): Likewise.
8398 * tree-pretty-print.c (print_declaration): Likewise.
8399 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
8400 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
8401 * asan.c (asan_protect_global, instrument_derefs): Likewise.
8402 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
8403 pass_build_ssa::execute): Likewise.
8404 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
8405 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
8407 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
8409 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
8410 can_be_nonlocal, remap_decls, copy_debug_stmt,
8411 initialize_inlined_parameters, add_local_variables,
8412 reset_debug_binding, replace_locals_op): Likewise.
8413 * dse.c (can_escape): Likewise.
8414 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
8416 * tree-diagnostic.c (default_tree_printer): Likewise.
8417 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
8418 unpack_ts_decl_with_vis_value_fields,
8419 lto_input_ts_decl_common_tree_pointers): Likewise.
8420 * builtins.c (builtin_save_expr, fold_builtin_expect,
8421 readonly_data_expr): Likewise.
8422 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
8423 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
8425 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
8426 * gimplify.c (force_constant_size, gimplify_bind_expr,
8427 gimplify_decl_expr, gimplify_var_or_parm_decl,
8428 gimplify_compound_lval, gimplify_init_constructor,
8429 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
8430 gimplify_type_sizes): Likewise.
8431 * cgraphbuild.c (record_reference, record_type_list, mark_address,
8432 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
8433 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
8434 remove_unused_locals): Likewise.
8435 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
8436 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
8437 * function.c (instantiate_expr, instantiate_decls_1,
8438 setjmp_vars_warning, add_local_decl): Likewise.
8439 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
8441 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
8442 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
8443 optimize_va_list_gpr_fpr_size): Likewise.
8444 * tree-nrv.c (pass_nrv::execute): Likewise.
8445 * tsan.c (instrument_expr): Likewise.
8446 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
8447 * vtable-verify.c (verify_bb_vtables): Likewise.
8448 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
8449 get_ref_base_and_extent): Likewise.
8450 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
8452 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
8453 analyze_all_variable_accesses): Likewise.
8454 * tree-nested.c (get_nonlocal_debug_decl,
8455 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
8456 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
8457 get_local_debug_decl, convert_local_omp_clauses,
8458 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
8460 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
8461 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
8462 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
8463 dbxout_symbol, dbxout_common_check): Likewise.
8464 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
8465 string_constant): Likewise.
8466 * hsa.c (hsa_get_declaration_name): Likewise.
8467 * passes.c (rest_of_decl_compilation): Likewise.
8468 * tree-ssanames.c (make_ssa_name_fn): Likewise.
8469 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
8470 pack_ts_decl_with_vis_value_fields,
8471 write_ts_decl_common_tree_pointers): Likewise.
8472 * stor-layout.c (place_field): Likewise.
8473 * symtab.c (symtab_node::maybe_create_reference,
8474 symtab_node::verify_base, symtab_node::make_decl_local,
8475 symtab_node::copy_visibility_from,
8476 symtab_node::can_increase_alignment_p): Likewise.
8477 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
8478 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
8479 fortran_common, add_location_or_const_value_attribute,
8480 add_scalar_info, add_linkage_name, set_block_abstract_flags,
8481 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
8482 optimize_one_addr_into_implicit_ptr,
8483 optimize_location_into_implicit_ptr): Likewise.
8484 * gimple-low.c (record_vars_into): Likewise.
8485 * ipa-visibility.c (update_vtable_references): Likewise.
8486 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
8488 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
8489 DFS::DFS_write_tree_body, write_symbol): Likewise.
8490 * langhooks.c (lhd_warn_unused_global_decl,
8491 lhd_set_decl_assembler_name): Likewise.
8492 * attribs.c (decl_attributes): Likewise.
8493 * except.c (output_ttype): Likewise.
8494 * varpool.c (varpool_node::get_create, ctor_for_folding,
8495 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
8496 * fold-const.c (fold_unary_loc): Likewise.
8497 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
8498 ipa_find_agg_cst_from_init): Likewise.
8499 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
8500 expand_omp_target, lower_omp_regimplify_p,
8501 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
8502 find_link_var_op): Likewise.
8503 * tree-chrec.c (chrec_contains_symbols): Likewise.
8504 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
8505 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
8506 execute_fixup_cfg): Likewise.
8508 PR tree-optimization/77901
8509 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
8510 if ranges[i].exp is SSA_NAME when looking for >= and only when
8511 ranges[i].exp is NULL or SSA_NAME when looking for the other
8514 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8516 * ipa-cp.c (ipcp_alignment_lattice): Remove.
8517 (ipcp_param_lattices): Remove field alignment.
8518 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
8519 (set_all_contains_variable): Remove call to
8520 ipcp_alignment_lattice::set_to_bottom.
8521 (initialize_node_lattices): Likewise.
8522 (propagate_alignment_accross_jump_function): Remove.
8523 (propagate_constants_accross_call): Remove call to
8524 propagate_alignment_accross_jump_function.
8525 (ipcp_store_alignment_results): Remove.
8526 (ipcp_driver): Remove call to ipcp_store_alignment_results.
8527 (propagate_bits_accross_jump_function): Handle ancestor jump function.
8528 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
8529 pretty-printing of alignment jump function.
8530 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
8531 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
8532 alignments and remove computing ipa_alignment jump function.
8533 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
8534 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
8535 (ipa_read_jump_function): Remove reading of ipa_alignment.
8536 (write_ipcp_transformation_info): Remove streaming for alignment
8537 propagation summary.
8538 (read_ipcp_transformation_info): Remove reading of alignment
8539 propagation summary.
8540 (ipcp_update_alignments): Remove.
8541 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
8543 (ipcp_transform_function): Remove call to ipcp_update_alignments()
8544 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
8545 * ipa-prop.h (ipa_alignment): Remove.
8546 (ipa_jump_func): Remove field alignment.
8547 (ipcp_transformation_summary): Remove field alignments.
8548 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
8549 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
8550 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
8552 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
8554 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
8556 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
8558 (visium_expand_fp_cstore): Likewise.
8560 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8562 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
8563 * diagnostic.c (warning_at_rich_loc_n): New function.
8564 (diagnostic_n_impl_richloc): Likewise.
8565 (diagnostic_n_impl): Move most of the function to
8566 diagnostic_n_impl_richloc and call it.
8568 2016-10-08 Jakub Jelinek <jakub@redhat.com>
8570 * gen-pass-instances.awk: Rewritten.
8571 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
8572 $(PASSES_EXTRA) after passes.def to the script.
8573 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
8574 * config/i386/i386-passes.def: New file.
8575 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
8576 make_pass_stv): Declare.
8577 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
8579 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
8581 (pass_stv::clone, pass_stv::set_pass_param): New methods.
8582 (pass_stv::timode_p): New non-static data member.
8583 (ix86_option_override): Don't register passes here.
8585 * doc/invoke.texi: Document accepting Else, fallthrough.
8587 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
8590 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
8591 FALLTHRU comment styles.
8593 2016-10-07 Andrew Pinski <apinski@cavium.com>
8595 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
8596 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
8597 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
8599 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
8601 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
8603 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
8604 (AARCH64_ARCH): Likewise.
8605 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
8607 (AARCH64_CORE): Likewise.
8608 (AARCH64_ARCH): Likewise.
8609 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
8610 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
8611 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
8612 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
8613 (AARCH64_ARCH): Likewise.
8614 (AARCH64_CORE): Likewise.
8615 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
8616 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
8617 (AARCH64_CORE): Likewise.
8618 (AARCH64_ARCH): Likewise.
8620 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
8622 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
8623 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
8624 floating point type infrastructre, and -mfloat128 that enables the
8625 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
8626 if -mfloat128-type. Define __ibm128 to be long double by default.
8627 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
8628 the IEEE 128-bit floating point type infrastructure should
8629 automatically be enabled.
8630 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
8631 instead of -mfloat128 to enable KFmode.
8632 (rs6000_option_override_internal): Split the option -mfloat128
8633 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
8634 systems, automatically set -mfloat128-type, but don't enable it on
8635 other operating systems. Move setting the long double size and
8636 IEEE quad support before the IEEE 128-bit floating point changes.
8637 (rs6000_init_builtins): Do not create a unique type for __ibm128
8638 if long double is IBM extended double, instead rely on __ibm128
8639 being defined as 'long double'. If -mfloat128-type and not
8640 -mfloat128, create the KFmode type with an undocumented __ieee128
8642 (rs6000_init_libfuncs): Use -mfloat128-type instead of
8643 -mfloat128 for tests about the types, but keep tests for
8644 -mfloat128 to enable the keyword support.
8645 (rs6000_complex_function_value): Likewise.
8646 (rs6000_scalar_mode_supported_p): Likewise.
8647 (rs6000_floatn_mode): Likewise.
8648 (rs6000_c_mode_for_suffix): Likewise.
8649 (rs6000_opt_masks): Add -mfloat128-type.
8650 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
8651 -mfloat128-type being split from -mfloat128. Add
8652 -mfloat128-hardware, which was missing.
8653 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
8654 -mfloat128 and -mfloat128-type:
8655 (-mfloat128-type): Likewise.
8656 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
8657 that 64-bit Linux systems with enable -mfloat128-type by default
8659 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
8660 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
8661 -mfloat128-type instead of -mfloat128.
8662 (FLOAT128_2REG_P): Likewise.
8663 (MASK_FLOAT128_TYPE): Likewise.
8664 (ALTIVEC_ARG_MAX_RETURN): Likewise.
8665 (RS6000_BTM_FLOAT128): Likewise.
8666 (TARGET_FLOAT128): Poison old identifiers.
8667 (OPTION_MASK_FLOAT128): Likewise.
8668 (MASK_FLOAT128): Likewise.
8669 * config/rs6000/rs6000.md (FP): Likewise.
8670 (FLOAT128): Likewise.
8671 (fix_trunc<mode>di2): Likewise.
8672 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
8673 (floatdi<mode>2): Likewise.
8674 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
8675 (neg<mode>2, FLOAT128 iterator): Likewise.
8676 (abs<mode>2, FLOAT128 iterator): Likewise.
8677 (ieee_128bit_negative_zero): Likewise.
8678 (ieee_128bit_vsx_neg<mode>2): Likewise.
8679 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
8680 (ieee_128bit_vsx_abs<mode>2): Likewise.
8681 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
8682 (ieee_128bit_vsx_nabs<mode>2): Likewise.
8683 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
8684 (extendiftf2): Likewise.
8685 (extendifkf2): Likewise.
8686 (extendtfkf2): Likewise.
8687 (trunciftf2): Likewise.
8688 (truncifkf2): Likewise.
8689 (trunckftf2): Likewise.
8690 (trunctfif2): Likewise.
8691 (extendkftf2): Likewise.
8692 (trunctfkf2): Likewise.
8694 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8696 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
8697 before merging in bytes to pass down to real_from_target.
8699 2016-10-07 Richard Biener <rguenther@suse.de>
8701 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
8703 (substitute_and_fold_dom_walker::before_dom_children):
8704 Substitute and fold before pass specific folding to avoid
8705 feeding that with SSA names that will be later released.
8706 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
8707 introduced by folding and visited by evaluate_stmt called during
8709 (likely_value): Likewise.
8710 (evaluate_stmt): Likewise.
8711 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
8712 (simplify_div_or_mod_using_ranges): Likewise.
8713 (simplify_min_or_max_using_ranges): Likewise.
8714 (simplify_abs_using_ranges): Likewise.
8715 (simplify_conversion_using_ranges): Likewise.
8716 (simplify_float_conversion_using_ranges): Likewise.
8717 (simplify_stmt_using_ranges): Likewise.
8719 2016-10-07 Marek Polacek <polacek@redhat.com>
8721 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
8722 FALLTHROUGH_LABEL_P here...
8723 (warn_implicit_fallthrough_r): ...not here.
8725 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
8727 PR tree-optimization/77880
8728 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
8731 2016-10-07 Marek Polacek <polacek@redhat.com>
8734 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
8736 2016-10-07 Richard Biener <rguenther@suse.de>
8738 * bitmap.h: Document constraints on bitmap modification while
8741 2016-10-07 Richard Biener <rguenther@suse.de>
8743 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
8744 * bitmap.h (bmp_iter_set): When advancing to the next element
8745 check that we didn't remove the current one.
8746 (bmp_iter_and): Likewise.
8747 (bmp_iter_and_compl): Likewise.
8748 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
8749 we currently iterate on but keep a one-level queue.
8750 * sched-deps.c (remove_from_deps): Do not clear current bit
8751 but keep a one-level queue.
8753 2016-10-07 Jakub Jelinek <jakub@redhat.com>
8755 PR tree-optimization/77664
8756 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
8757 for the other ranges.
8758 (optimize_range_tests_diff): Fix up formatting.
8759 (optimize_range_tests_var_bound): New function.
8760 (optimize_range_tests): Use it.
8762 2016-10-07 Martin Liska <mliska@suse.cz>
8764 * coverage.c (build_gcov_exit_decl): Fix priority what
8765 should be really 99.
8767 2016-10-07 Richard Biener <rguenther@suse.de>
8769 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
8770 vars in gimple_bind_vars but not in BLOCK_VARS.
8772 2016-10-07 Richard Biener <rguenther@suse.de>
8774 PR tree-optimization/77879
8775 * tree-ssa-structalias.c (handle_const_call): Properly handle
8777 (handle_pure_call): Likewise.
8779 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8781 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
8782 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
8785 2016-10-06 Andrew Pinski <apinski@cavium.com>
8787 * config/aarch64/aarch64-cores.def: Add a comment before each
8790 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
8792 PR tree-optimization/77862
8793 * tree-vrp.c (add_equivalence): Use get_value_range so that
8794 num_vr_values is checked before accessing vr_values.
8796 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
8798 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
8801 2016-10-05 Jeff Law <law@redhat.com>
8803 PR tree-optimization/71661
8804 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
8805 removal of a forwarder exposes a new natural loop.
8807 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
8809 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
8810 Introduce ssesuffix variable.
8811 (<mask_codefor><code><mode>3<mask_name>): Ditto.
8812 (*<code><mode>3): Ditto.
8814 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
8816 * postreload.c (reload_cse_simplify): Skip also USE when detecting
8819 2016-10-06 Richard Biener <rguenther@suse.de>
8821 PR tree-optimization/77855
8822 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
8823 instead of removing the current item while iterating over the set
8826 2016-10-06 James Clarke <jrtc27@jrtc27.com>
8827 Eric Botcazou <ebotcazou@adacore.com>
8830 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
8831 (classify_registers): Don't set it
8832 (function_arg_slotno): Don't initialize and test it. Tidy up.
8834 2016-10-06 Richard Biener <rguenther@suse.de>
8836 PR tree-optimization/77839
8837 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
8840 2016-10-06 Martin Liska <mliska@suse.cz>
8842 * gcc.c: Set -fprofile-update=atomic when profiling is
8843 enabled and -pthread is set. Warn when one combines
8844 -pthread and -fprofile-update=single for an app using
8847 2016-10-06 Martin Liska <mliska@suse.cz>
8850 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
8851 * gimple-ssa-strength-reduction.c (slsr_process_cast):
8852 Initialize a pointer to NULL.
8853 (slsr_process_copy): Likewise.
8854 * input.c (location_get_source_line): Likewise.
8855 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
8857 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
8859 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
8860 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
8861 (ix86_handle_option): Deleted handle of OPT_mpcommit.
8862 * config.gcc: Deleted pcommitintrin.h
8863 * config/i386/pcommitintrin.h: Deleted file.
8864 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
8865 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
8867 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
8869 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
8870 (PTA_PCOMMIT): Deleted define.
8871 (ix86_option_override_internal): Deleted handle of option.
8872 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
8873 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
8874 __builtin_ia32_pcommit): Deleted.
8875 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
8876 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
8877 (pcommit): Deleted instruction.
8878 * config/i386/i386.opt: Mention -mpcommit deprecation.
8879 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
8881 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
8884 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
8885 Remove wrong assert.
8886 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
8887 Use <round_constraint> as operand 1 constraint.
8889 2016-10-05 Jakub Jelinek <jakub@redhat.com>
8892 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
8893 (ubsan_instrument_float_cast): And not here.
8896 * ubsan.c (ubsan_ids): New GTY(()) array.
8897 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
8898 instead of static local counters.
8900 2016-10-05 Martin Sebor <msebor@redhat.com>
8903 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
8904 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
8905 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
8906 (default_printf_pointer_format): Define function.
8907 * targhooks.c (linux_printf_pointer_format): Define new function.
8908 * targhooks.h (linux_printf_pointer_format): Declare.
8909 (gnu_libc_printf_pointer_format): Remove declaration.
8911 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8913 * fold-const.c (native_encode_real): Fix logic for selecting offset
8914 to write to when BYTES_BIG_ENDIAN.
8916 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
8918 * builtins.c (fold_builtin_strchr): Remove function.
8919 (fold_builtin_strrchr): Likewise.
8920 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
8921 * gimple-fold.c (target_char_cst_p): New function.
8922 (gimple_fold_builtin_strchr) Add more foldings.
8923 (gimple_fold_builtin): Add index, strrchr, rindex cases.
8925 2016-10-05 Richard Biener <rguenther@suse.de>
8928 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
8929 capture ids in c-exprs.
8931 2016-10-05 Richard Biener <rguenther@suse.de>
8934 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
8935 with types_match for GIMPLE code gen to handle type mismatched
8937 (dt_operand::gen): Adjust.
8938 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
8941 2016-10-05 Richard Biener <rguenther@suse.de>
8943 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
8945 2016-10-05 Richard Biener <rguenther@suse.de>
8948 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
8950 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
8952 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
8953 version check to protect only DW_TAG_imported_module generation.
8955 2016-10-05 Richard Biener <rguenther@suse.de>
8958 * match.pd (min(a,-a) -> -abs(a)): New pattern.
8960 2016-10-04 Ian Lance Taylor <iant@golang.org>
8962 * explow.c (allocate_dynamic_stack_space): Call
8963 do_pending_stack_adjust before handling flag_split_stack.
8965 2016-10-04 David Malcolm <dmalcolm@redhat.com>
8967 * genattrtab.c (make_internal_attr): Supply dummy column number to
8970 * genoutput.c (init_insn_for_nothing): Likewise.
8971 * gensupport.c (add_define_attr): Likewise.
8972 * read-md.c (message_at_1): Print column number.
8973 (fatal_with_file_and_line): Likewise.
8974 (rtx_reader::read_char): Track column numbers.
8975 (rtx_reader::unread_char): Likewise.
8976 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
8977 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
8978 (rtx_reader::handle_file): Initialize m_read_md_colno.
8979 (rtx_reader::get_current_location): Supply column number to
8981 * read-md.h (struct file_location): Add field "colno".
8982 (file_location::file_location): Likewise.
8983 (rtx_reader::get_colno): New accessor.
8984 (rtx_reader::m_read_md_colno): New field.
8985 (rtx_reader::m_last_line_colno): New field.
8987 2016-10-04 Jakub Jelinek <jakub@redhat.com>
8989 * doc/extend.texi (Java Exceptions): Remove.
8990 (java_interface): Remove.
8992 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
8994 PR tree-optimization/77808
8995 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
8996 and addr are different before copying points-to information.
8998 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
9000 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
9001 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
9002 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
9003 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
9005 2016-10-04 Richard Biener <rguenther@suse.de>
9007 PR tree-optimization/77399
9008 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
9009 verify the target can convert.
9011 2016-10-04 Richard Biener <rguenther@suse.de>
9014 * explow.c (plus_constant): Verify the mode of the constant
9015 pool offset before calling plus_constant.
9017 2016-10-04 Richard Biener <rguenther@suse.de>
9020 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
9021 type support, mark with :C.
9022 (X / -X -> -1): Mark with :C.
9024 2016-10-04 Jakub Jelinek <jakub@redhat.com>
9026 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
9027 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
9028 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
9029 * doc/tm.texi: Regenerated.
9030 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
9031 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
9032 * config/darwin.h (JCR_SECTION_NAME): Remove.
9033 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
9034 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
9035 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
9036 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
9037 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
9038 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
9040 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9042 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
9043 between "because" and "param" in dump message in call to fprintf.
9045 2016-10-03 Jeff Law <law@redhat.com>
9047 PR tree-optimization/71550
9048 PR tree-optimization/71403
9049 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
9050 (profitable_jump_thread_path): Also return boolean indicating if
9051 the realized path will create an irreducible loop.
9052 Remove loop depth tests from 71403.
9053 (fsm_find_control_statement_thread_paths): Remove loop depth tests
9054 from 71403. If threading will create an irreducible loop, then
9055 throw away loop iteration and related information.
9057 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
9059 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
9060 -Woverloaded-virtual checks for warning options.
9061 * configure: Regenerate.
9063 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
9065 PR preprocessor/77699
9066 * input.c (maybe_grow): Don't allocate one byte extra headroom.
9067 (get_next_line): Return false on error.
9068 (read_next_line): Removed, use get_next_line instead.
9069 (read_line_num): Don't copy the line.
9070 (location_get_source_line): Don't use static data.
9071 (selftest::test_reading_source_line): Add more test cases.
9073 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9076 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9078 * ifcvt.c (noce_try_avoid_const_materialization): New function.
9079 (noce_process_if_block): Use it.
9081 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
9083 * doc/invoke.texi: Update -Wint-in-bool-context.
9085 2016-10-02 Jakub Jelinek <jakub@redhat.com>
9087 * dwarf2out.c (output_fde, output_call_frame_info,
9088 dwarf2out_do_cfi_startproc, set_indirect_string,
9089 gen_internal_sym, output_die, output_line_info): Use
9090 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
9091 ASM_GENERATE_INTERNAL_LABEL output.
9093 2016-10-01 Richard Biener <rguenther@suse.de>
9096 * genmatch.c (get_operand_type): Add operand position arg
9097 and handle COND_EXPR comparison operand with fixed boolean_type_node.
9098 (expr::gen_transform): Adjust.
9099 (dt_simplify::gen_1): Likewise.
9101 2016-10-01 Jakub Jelinek <jakub@redhat.com>
9103 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
9104 comments. Simplify asserts, remove unnecessary conditions.
9106 (*<code><mode>3): Likewise.
9108 2016-09-30 Jakub Jelinek <jakub@redhat.com>
9110 * doc/invoke.texi (-Wregister): Document.
9112 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
9114 * configure.ac: Split CHECKING_P into CHECKING_P and
9115 ENABLE_EXTRA_CHECKING.
9116 * configure: Regenerated.
9117 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
9118 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
9120 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
9123 * gcc.c (process_command): For @filename handling, output
9124 the correct name if the file does not exist.
9126 2016-09-30 Marek Polacek <polacek@redhat.com>
9128 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
9129 * config/alpha/predicates.md: Likewise.
9131 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9133 * ifcvt.c (noce_try_avoid_const_materialization): New function.
9134 (noce_process_if_block): Use it.
9136 2016-09-30 Martin Liska <mliska@suse.cz>
9138 * doc/invoke.texi: Document asan-use-after-return that
9139 it's disabled by default in runtime.
9141 2016-09-30 Richard Biener <rguenther@suse.de>
9143 * tree-vrp.c (intersect_ranges): If we failed to handle
9144 the intersection choose a constant singleton range if available.
9146 2016-09-30 Richard Biener <rguenther@suse.de>
9148 PR tree-optimization/77399
9149 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
9150 float <-> int conversions.
9152 2016-09-30 Alan Modra <amodra@gmail.com>
9154 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
9156 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
9158 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
9159 ext_level before calling CPUID with 0x80000008.
9160 Simplify xgetbv checks.
9162 2016-09-29 David Malcolm <dmalcolm@redhat.com>
9164 * Makefile.in (OBJS): Add print-rtl-function.o.
9165 * print-rtl-function.c: New file.
9166 * print-rtl.h (print_rtx_function): New decl.
9168 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
9171 * config/i386/cpuid.h (__get_cpuid_count): New.
9172 (__get_cpuid): Rename __level to __leaf.
9174 2016-09-29 Marek Polacek <polacek@redhat.com>
9176 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
9178 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
9181 * builtins.c (expand_builtin_memcmp): Don't swap args unless
9182 result is only being compared with zero.
9184 2016-09-29 Marek Polacek <polacek@redhat.com>
9186 * dwarf2out.c (loc_descriptor): Add fall through comment.
9187 (add_const_value_attribute): Likewise.
9189 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
9191 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
9192 with "v6t2". Move "arch" attribute above "pool_range".
9193 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
9195 (*thumb2_movhi_vfp): Likewise.
9196 (*arm_movhi_fp16): Likewise.
9197 (*thumb2_movhi_fp16): Likewise.
9198 (*arm_movsi_vfp): Remove "arch" attribute.
9199 (*thumb2_movsi_vfp): Likewise.
9201 2016-09-29 Martin Liska <mliska@suse.cz>
9203 * doc/extend.texi: Remove limitation of Objective C for
9204 __attribute__((constructor)) and __attribute__((destructor)).
9206 2016-09-29 Richard Biener <rguenther@suse.de>
9208 PR tree-optimization/77768
9209 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9210 Handle stores to readonly memory when removing redundant stores.
9212 2016-09-29 Richard Biener <rguenther@suse.de>
9215 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
9216 X / -X -> -1 simplifications.
9218 2016-09-29 Richard Biener <rguenther@suse.de>
9221 * match.pd: Add max(a,-a) -> abs(a) pattern.
9222 * tree-ssa-phiopt.c (minmax_replacement): Disable for
9223 HONOR_SIGNED_ZEROS types.
9225 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
9227 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
9228 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
9230 2016-09-29 Richard Biener <rguenther@suse.de>
9232 * tree-vrp.c (set_defs_to_varying): New helper avoiding
9233 writing to vr_const_varying.
9234 (vrp_initialize): Call it.
9235 (vrp_visit_stmt): Likewise.
9236 (evrp_dom_walker::before_dom_children): Likewise.
9238 2016-09-29 Richard Biener <rguenther@suse.de>
9240 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
9241 constructors with vector elements.
9243 2016-09-29 Richard Biener <rguenther@suse.de>
9245 PR tree-optimization/77768
9246 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
9247 with stores to a place we know has a constant value.
9249 2016-09-29 Alan Modra <amodra@gmail.com>
9251 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
9252 * doc/invoke.texi: Document it.
9253 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
9254 (rs6000_passes_float): Comment.
9255 (rs6000_passes_long_double): New static var.
9256 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
9257 (init_cumulative_args): Set up to emit fp .gnu_attribute for
9258 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
9259 to include fp values returned in vectors.
9260 Set rs6000_passes_long_double.
9261 (rs6000_function_arg_advance_1): Likewise for function args.
9262 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
9263 and SPE. Emit long double tag value too.
9264 (rs6000_opt_vars): Add gnu-attr.
9265 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
9266 * configure: Regenerate.
9267 * config.in: Regenerate.
9269 2016-09-28 Jakub Jelinek <jakub@redhat.com>
9271 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
9273 (format_floating, format_string, format_directive,
9274 get_destination_size, pass_sprintf_length::handle_gimple_call):
9277 2016-09-28 Jakub Jelinek <jakub@redhat.com>
9279 * gimple-ssa-sprintf.c: Fix comment formatting.
9280 (format_integer): Use is_gimple_assign.
9281 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
9282 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
9283 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
9284 (pass_sprintf_length::execute): Use is_gimple_call.
9286 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
9288 * gimple-fold.c (gimple_fold_builtin): After failing to fold
9289 strchr, also try the generic folding.
9291 2016-09-28 Martin Sebor <msebor@redhat.com>
9294 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
9297 2016-09-28 Martin Sebor <msebor@redhat.com>
9300 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
9301 length modifier is not expected.
9302 (format_floating): Ignore l length modifier and fail gracefuly
9303 when it isn't one of the other expected ones.
9305 2016-09-28 Martin Sebor <msebor@redhat.com>
9308 * varasm.c (assemble_addr_to_section): Increase local buffer size.
9310 2016-09-27 Richard Biener <rguenther@suse.de>
9312 * dwarf2out.c (cu_die_list): New global.
9313 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
9314 main_comp_unit_die to cu_die_list if we created it.
9315 Move break_out_includes ...
9316 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
9319 2016-09-28 Richard Biener <rguenther@suse.de>
9321 * dwarf2out.c (struct die_struct): Add removed flag.
9322 (lookup_type_die): If the DIE is marked as removed, clear
9323 TYPE_SYMTAB_DIE and return NULL.
9324 (lookup_decl_die): If the DIE is marked as removed, remove it
9325 from the hash and return NULL.
9326 (mark_removed): New helper.
9327 (prune_unused_types_prune): Call it for removed DIEs.
9328 (gen_subprogram_die): Move the premark_used_types call to after
9329 DIEs for the functions scopes are generated.
9330 (process_scope_var): Do not re-create pruned types or type decls.
9331 Make sure to also re-parent type decls.
9332 (dwarf2out_finish): Move unused type pruning and debug_types
9334 (dwarf2out_early_finish): ... here.
9336 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
9338 * config/arc/arc-c.c: New file.
9339 * config/arc/arc-c.def: Likewise.
9340 * config/arc/t-arc: Likewise.
9341 * config.gcc: Include arc-c.o as c and cpp object.
9342 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
9343 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
9344 arc_cpu_cpp_builtins.
9346 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
9348 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
9349 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
9351 2016-09-28 Nathan Sidwell <nathan@acm.org>
9353 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
9356 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
9358 PR tree-optimization/61056
9359 * gimple-fold.c (gimple_fold_builtin_strchr):
9360 New function to optimize strchr (s, 0) to strlen.
9361 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
9363 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
9365 PR tree-optimization/77724
9366 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
9367 Add tree_fits_shwi_p check.
9369 2016-09-27 Jakub Jelinek <jakub@redhat.com>
9371 * auto-inc-dec.c (try_merge): Remove break after return.
9372 * cselib.c (autoinc_split): Likewise.
9373 * explow.c (promote_mode): Likewise.
9374 * fixed-value.c (fixed_arithmetic): Likewise.
9375 * hsa.c (hsa_internal_fn::get_arity): Likewise.
9376 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
9377 * trans-mem.c (get_attrs_for): Likewise.
9378 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
9379 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
9380 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
9381 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
9382 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
9383 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
9384 * config/cris/cris.c (cris_op_str): Likewise.
9385 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
9386 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
9388 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
9390 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
9391 IFN_GOACC_REDUCTION_CODES): New.
9392 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
9393 ifn_goacc_reduction_kind): Use them.
9394 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
9395 of internal functions, when applicable.
9397 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
9399 * config/mips/constraints.md (d): Fix documentation.
9400 * doc/md.texi (Machine Constraints): Update accordingly.
9402 2016-09-27 Richard Biener <rguenther@suse.de>
9404 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
9405 cur_line_info_table initialization ...
9406 (dwarf2out_assembly_start): ... here.
9408 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
9410 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
9411 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
9412 (*thumb2_movhi_vfp): Likewise.
9413 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
9414 template. Expand predicable attribute to mark VMOV.F16 as not
9415 predicable. Add "arch" attribute.
9416 (*thumb2_movhi_fp16): Likewise.
9417 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
9418 (*thumb2_movsi_vfp): Add "arch" attribute.
9420 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
9422 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
9425 2016-09-27 Marek Polacek <polacek@redhat.com>
9427 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
9430 * config/c6x/c6x.h: Adjust fall through comment.
9431 * config/sh/sh.c (final_prescan_insn): Likewise.
9432 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
9433 (visium_expand_fp_cstore): Likewise.
9435 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9437 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
9438 expected by -Wimplicit-fallthrough.
9439 (thumb1_size_rtx_costs): Likewise.
9440 (thumb2_reorg): Likewise.
9441 (tls_mentioned_p): Add "Fall through" comment.
9442 (thumb2_reorg): Likewise.
9443 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
9444 comment form expected by -Wimplicit-fallthrough.
9446 2016-09-27 Martin Liska <mliska@suse.cz>
9448 PR gcov-profile/46266
9449 * input.h (RESERVED_LOCATION_P): New macro.
9450 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
9451 instread of comparison with UNKNOWN_LOCATION.
9453 2016-09-27 Richard Biener <rguenther@suse.de>
9455 PR tree-optimization/77745
9456 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9457 When removing redundant stores make sure to check compatibility
9458 of the TBAA state for downstream accesses.
9459 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
9460 value-numbering virtual operands for store matches.
9462 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
9465 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
9466 movrt patterns. Match them before anything else in the SET case.
9468 2016-09-27 Martin Liska <mliska@suse.cz>
9470 PR gcov-profile/7970
9471 PR gcov-profile/16855
9472 PR gcov-profile/44779
9473 * coverage.c (build_gcov_exit_decl): New function.
9474 (coverage_obj_init): Call the function and generate __gcov_exit
9476 * doc/gcov.texi: Document when __gcov_exit function is called.
9478 2016-09-27 Marek Polacek <polacek@redhat.com>
9481 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
9482 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
9483 -Wno-error instead of -Wno-implicit-fallthrough.
9485 2016-09-27 Martin Liska <mliska@suse.cz>
9488 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
9490 2016-09-27 Jakub Jelinek <jakub@redhat.com>
9492 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
9493 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
9494 comments. Remove break after return.
9495 (ix86_fp_compare_code_to_integer, has_dispatch,
9496 ix86_simd_clone_usable): Remove break after return.
9498 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
9500 PR rlt-optimization/77714
9501 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
9504 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
9507 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
9508 extract_range_from_unary_expr to convert value_range.
9509 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
9510 (extract_range_from_unary_expr): This.
9511 * tree-vrp.h (extract_range_from_unary_expr): Declare.
9513 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
9515 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
9517 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9519 * config/i386/i386.c (ix86_print_operand)
9520 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
9521 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
9522 (epilogue_renumber): Likewise.
9524 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
9527 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
9528 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
9530 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
9532 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
9533 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
9534 is_mm_seq_cst, is_mm_sync): Move to ...
9535 * memmodel.h: This. New file.
9536 * builtins.c: Include memmodel.h.
9537 * optabs.c: Likewise.
9539 * config/aarch64/aarch64.c: Likewise.
9540 * config/alpha/alpha.c: Likewise.
9541 * config/arm/arm.c: Likewise.
9542 * config/i386/i386.c: Likewise.
9543 * config/ia64/ia64.c: Likewise.
9544 * config/mips/mips.c: Likewise.
9545 * config/rs6000/rs6000.c: Likewise.
9546 * config/sparc/sparc.c: Likewise.
9547 * genconditions.c: Include memmodel.h in generated file.
9548 * genemit.c: Likewise.
9549 * genoutput.c: Likewise.
9550 * genpeep.c: Likewise.
9551 * genpreds.c: Likewise.
9552 * genrecog.c: Likewise.
9554 2016-09-26 David Malcolm <dmalcolm@redhat.com>
9556 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
9557 "c" instead when parsing characters. Move operand parsing into...
9558 (read_rtx_operand): ...this new function, renaming "i" to "idx",
9559 and tightening the scope of various locals.
9561 2016-09-26 Liu Hao <lh_mouse@126.com>
9563 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
9565 2016-09-26 Marek Polacek <polacek@redhat.com>
9567 * system.h: Use __has_attribute to check whether the fallthrough
9568 attribute is supported.
9570 2016-09-26 Marek Polacek <polacek@redhat.com>
9572 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
9573 gimple_call_internal_p.
9574 * ipa-split.c (find_return_bb): Likewise.
9575 (execute_split_functions): Likewise.
9576 * omp-low.c (dump_oacc_loop_part): Likewise.
9577 (oacc_loop_xform_head_tail): Likewise.
9578 * predict.c (predict_loops): Likewise.
9579 * sanopt.c (pass_sanopt::execute): Likewise.
9580 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
9581 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
9582 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
9583 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
9584 (expand_ifn_va_arg): Likewise.
9585 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
9586 (optimize_mask_stores): Likewise.
9587 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
9588 (vect_transform_stmt): Likewise.
9589 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
9590 * tsan.c (instrument_memory_accesses): Likewise.
9592 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9593 Alexander Monakov <amonakov@ispras.ru>
9595 * regrename.c (rename_chains): Check
9596 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
9597 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
9598 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
9600 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9602 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
9603 (s390_sched_score): Likewise.
9605 2016-09-26 Martin Liska <mliska@suse.cz>
9607 * doc/gcov.texi: Update program output of gcov tool.
9609 2016-09-26 Martin Liska <mliska@suse.cz>
9611 PR gcov-profile/23332
9612 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
9613 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
9614 * value-prof.c (dump_histogram_value): Do not handle
9615 HIST_TYPE_CONST_DELTA.
9616 (stream_in_histogram_value): Likewise.
9617 (gimple_find_values_to_profile): Likewise.
9618 * value-prof.h (enum hist_type): Likewise.
9620 2016-09-26 Martin Liska <mliska@suse.cz>
9622 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
9623 from default sanitize recover values.
9624 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
9625 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
9626 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
9628 * opts.c (finish_options): Do a generic loop over options
9629 that can be recovered.
9630 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
9632 (common_handle_option): Likewise.
9633 * opts.h: Declare can_recover to sanitizer_opts_s.
9635 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
9637 * target.def(elf_flags_numeric): Change documentation to present tense.
9638 * doc/tm.texi: Regenerate.
9640 2016-09-26 Marek Polacek <polacek@redhat.com>
9643 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
9644 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
9645 -Wno-switch-fallthrough.
9646 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
9647 (expand_builtin): Likewise.
9648 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
9649 * convert.c (convert_to_real_1): Likewise.
9650 (convert_to_integer_1): Likewise.
9651 * final.c (output_alternate_entry_point): Likewise.
9652 * genattrtab.c (make_canonical): Likewise.
9653 (write_test_expr): Likewise.
9654 * genpreds.c (validate_exp): Likewise.
9655 * gimple-ssa-strength-reduction.c
9656 (find_candidates_dom_walker::before_dom_children): Likewise.
9657 * godump.c (go_format_type): Likewise.
9658 * reload1.c (elimination_effects): Likewise.
9659 * resource.c (mark_referenced_resources): Likewise.
9660 (mark_set_resources): Likewise.
9661 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
9662 * varasm.c (output_addressed_constants): Likewise.
9664 2016-09-26 Marek Polacek <polacek@redhat.com>
9667 * common.opt (Wimplicit-fallthrough): New option.
9668 * doc/extend.texi: Document statement attributes and the fallthrough
9670 * doc/invoke.texi: Document -Wimplicit-fallthrough.
9671 * gimple.h (gimple_call_internal_p): New function.
9672 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
9673 (struct label_entry): New struct.
9674 (find_label_entry): New function.
9675 (case_label_p): New function.
9676 (collect_fallthrough_labels): New function.
9677 (last_stmt_in_scope): New function.
9678 (should_warn_for_implicit_fallthrough): New function.
9679 (warn_implicit_fallthrough_r): New function.
9680 (maybe_warn_implicit_fallthrough): New function.
9681 (expand_FALLTHROUGH_r): New function.
9682 (expand_FALLTHROUGH): New function.
9683 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
9684 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
9685 (gimplify_label_expr): New function.
9686 (gimplify_case_label_expr): Set location.
9687 (gimplify_expr): Call gimplify_label_expr.
9688 * internal-fn.c (expand_FALLTHROUGH): New function.
9689 * internal-fn.def (FALLTHROUGH): New internal function.
9690 * langhooks.c (lang_GNU_OBJC): New function.
9691 * langhooks.h (lang_GNU_OBJC): Declare.
9692 * system.h (gcc_fallthrough): Define.
9693 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
9694 * tree.h (FALLTHROUGH_LABEL_P): Define.
9696 2016-09-26 Richard Biener <rguenther@suse.de>
9698 * dwarf2out.c (stripattributes): Remove unused function.
9699 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
9700 Push dwarf_split_debug_info handling into init_sections_and_labels.
9701 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
9702 (DEBUG_MACRO_SECTION_FLAGS): Remove.
9703 (debug_macinfo_section_name): New global.
9704 (output_macinfo): Use debug_macinfo_section_name.
9705 (init_sections_and_labels): Split out section and label generation
9706 from dwarf2out_init. Set debug_macinfo_section_name.
9707 (dwarf2out_init): Move text section label generation and emission
9709 (dwarf2out_assembly_start): ... here.
9710 (dwarf2out_finish): Call init_sections_and_labels before DWARF
9713 2016-09-26 Richard Biener <rguenther@suse.de>
9716 * cgraphunit.c (analyze_functions): Before early removing
9717 global vars calls the late_global_decl debug handler mark
9718 the variable as readonly.
9720 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
9723 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
9724 (sh_rtx_costs): Handle SET of movt and movrt patterns.
9725 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
9726 declare new overloads.
9727 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
9730 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9732 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
9733 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
9735 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
9737 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
9738 * configure: Regenerate.
9740 2016-09-24 Marek Polacek <polacek@redhat.com>
9743 * doc/invoke.texi: Document -Wbool-operation.
9745 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9747 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
9748 * config/rs6000/rs6000.c (expand_block_compare): New function used by
9749 cmpmemsi pattern to do builtin expansion of memcmp ().
9750 (compute_current_alignment): Add helper function for
9751 expand_block_compare used to compute alignment as the compare proceeds.
9752 (select_block_compare_mode): Used by expand_block_compare to select
9753 the mode used for reading the next chunk of bytes in the compare.
9754 (do_load_for_compare): Used by expand_block_compare to emit the load
9755 insns for the compare.
9756 (rs6000_emit_dot_insn): Moved this function to avoid a forward
9757 reference from expand_block_compare ().
9758 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
9759 prototype for this function.
9760 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
9761 target option for controlling how much code inline expansion of
9762 memcmp() will be allowed to generate.
9764 2016-09-23 Jakub Jelinek <jakub@redhat.com>
9766 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
9767 hook_bool_mode_false, hook_bool_mode_true,
9768 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
9769 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9770 hook_bool_const_rtx_insn_const_rtx_insn_true,
9771 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
9772 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
9773 hook_bool_const_tree_hwi_hwi_const_tree_false,
9774 hook_bool_const_tree_hwi_hwi_const_tree_true,
9775 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
9776 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9777 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
9778 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
9779 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
9780 hook_bool_const_tree_true, hook_bool_tree_tree_false,
9781 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
9782 hook_bool_rtx_insn_true, hook_bool_rtx_false,
9783 hook_bool_uintp_uintp_false,
9784 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
9785 hook_rtx_tree_int_null, hook_uint_mode_0,
9786 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
9787 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
9788 hook_constcharptr_const_rtx_insn_null,
9789 hook_constcharptr_const_tree_const_tree_null,
9790 hook_constcharptr_int_const_tree_null,
9791 hook_constcharptr_int_const_tree_const_tree_null,
9792 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
9793 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
9794 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
9796 * vec.h (vNULL): Extend comment to say = vNULL initialization
9797 isn't needed for static vars.
9799 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
9800 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
9801 = vNULL initialization of file scope vec.
9802 * passes.c (pass_tab, enabled_pass_uid_range_tab,
9803 disabled_pass_uid_range_tab): Likewise.
9804 * haifa-sched.c (sched_luids, h_i_d): Likewise.
9805 * tree-chkp-opt.c (check_infos): Likewise.
9806 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
9808 * vec.h (vnull::operator vec): Add constexpr keyword for
9811 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
9813 PR tree-optimization/77654
9814 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
9815 to duplicate_ssa_name_ptr_info.
9817 2016-09-23 David Malcolm <dmalcolm@redhat.com>
9819 PR preprocessor/77672
9820 * input.c (selftest::test_lexer_string_locations_simple): Update
9821 test to expect location information of the terminator character
9822 at the location of the final closing quote.
9823 (selftest::test_lexer_string_locations_hex): Likewise.
9824 (selftest::test_lexer_string_locations_oct): Likewise.
9825 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
9826 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
9827 (selftest::test_lexer_string_locations_ucn4): Likewise.
9828 (selftest::test_lexer_string_locations_ucn8): Likewise.
9829 (selftest::test_lexer_string_locations_u8): Likewise.
9830 (selftest::test_lexer_string_locations_utf8_source): Likewise.
9831 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
9832 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
9833 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
9834 (selftest::test_lexer_string_locations_macro): Likewise.
9835 (selftest::test_lexer_string_locations_long_line): Likewise.
9837 2016-09-23 Richard Biener <rguenther@suse.de>
9839 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
9840 virtual definition to virtual use if the call devirtualizes
9841 to a const or pure function.
9842 (visit_use): Also visit calls we can devirtualize to a
9843 const or pure function.
9845 2016-09-23 Richard Biener <rguenther@suse.de>
9847 PR tree-optimization/77697
9848 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
9849 signal error if we have sth ternary or unhandled.
9851 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9853 * config/arm/arm_neon.h (vabd_f16): New.
9887 (vcvt_f16_s16): New.
9888 (vcvt_f16_u16): New.
9889 (vcvt_s16_f16): New.
9890 (vcvt_u16_f16): New.
9891 (vcvtq_f16_s16): New.
9892 (vcvtq_f16_u16): New.
9893 (vcvtq_s16_f16): New.
9894 (vcvtq_u16_f16): New.
9895 (vcvta_s16_f16): New.
9896 (vcvta_u16_f16): New.
9897 (vcvtaq_s16_f16): New.
9898 (vcvtaq_u16_f16): New.
9899 (vcvtm_s16_f16): New.
9900 (vcvtm_u16_f16): New.
9901 (vcvtmq_s16_f16): New.
9902 (vcvtmq_u16_f16): New.
9903 (vcvtn_s16_f16): New.
9904 (vcvtn_u16_f16): New.
9905 (vcvtnq_s16_f16): New.
9906 (vcvtnq_u16_f16): New.
9907 (vcvtp_s16_f16): New.
9908 (vcvtp_u16_f16): New.
9909 (vcvtpq_s16_f16): New.
9910 (vcvtpq_u16_f16): New.
9911 (vcvt_n_f16_s16): New.
9912 (vcvt_n_f16_u16): New.
9913 (vcvtq_n_f16_s16): New.
9914 (vcvtq_n_f16_u16): New.
9915 (vcvt_n_s16_f16): New.
9916 (vcvt_n_u16_f16): New.
9917 (vcvtq_n_s16_f16): New.
9918 (vcvtq_n_u16_f16): New.
9932 (vmul_lane_f16): New.
9935 (vmulq_lane_f16): New.
9957 (vrsqrteq_f16): New.
9961 (vrsqrtsq_f16): New.
9965 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9967 * config.gcc (extra_headers): Add arm_fp16.h
9968 * config/arm/arm_fp16.h: New.
9969 * config/arm/arm_neon.h: Include "arm_fp16.h".
9971 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9973 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
9975 (vmulf): New (v8hf, v4hf variants).
9976 (vfma): New (v8hf, v4hf variants).
9977 (vfms): New (v8hf, v4hf variants).
9978 (vsub): New (v8hf, v4hf variants).
9979 (vcage): New (v8hf, v4hf variants).
9980 (vcagt): New (v8hf, v4hf variants).
9981 (vcale): New (v8hf, v4hf variants).
9982 (vcalt): New (v8hf, v4hf variants).
9983 (vceq): New (v8hf, v4hf variants).
9984 (vcgt): New (v8hf, v4hf variants).
9985 (vcge): New (v8hf, v4hf variants).
9986 (vcle): New (v8hf, v4hf variants).
9987 (vclt): New (v8hf, v4hf variants).
9988 (vceqz): New (v8hf, v4hf variants).
9989 (vcgez): New (v8hf, v4hf variants).
9990 (vcgtz): New (v8hf, v4hf variants).
9991 (vcltz): New (v8hf, v4hf variants).
9992 (vclez): New (v8hf, v4hf variants).
9993 (vabd): New (v8hf, v4hf variants).
9994 (vmaxf): New (v8hf, v4hf variants).
9995 (vmaxnm): New (v8hf, v4hf variants).
9996 (vminf): New (v8hf, v4hf variants).
9997 (vminnm): New (v8hf, v4hf variants).
9998 (vpmaxf): New (v4hf variant).
9999 (vpminf): New (v4hf variant).
10000 (vpadd): New (v4hf variant).
10001 (vrecps): New (v8hf, v4hf variants).
10002 (vrsqrts): New (v8hf, v4hf variants).
10003 (vabs): New (v8hf, v4hf variants).
10004 (vneg): New (v8hf, v4hf variants).
10005 (vrecpe): New (v8hf, v4hf variants).
10006 (vrnd): New (v8hf, v4hf variants).
10007 (vrnda): New (v8hf, v4hf variants).
10008 (vrndm): New (v8hf, v4hf variants).
10009 (vrndn): New (v8hf, v4hf variants).
10010 (vrndp): New (v8hf, v4hf variants).
10011 (vrndx): New (v8hf, v4hf variants).
10012 (vrsqrte): New (v8hf, v4hf variants).
10013 (vmul_lane): Add v4hf and v8hf variants.
10014 (vmul_n): Add v4hf and v8hf variants.
10015 (vext): New (v8hf, v4hf variants).
10016 (vcvts): New (v8hi, v4hi variants).
10017 (vcvts): New (v8hf, v4hf variants).
10018 (vcvtu): New (v8hi, v4hi variants).
10019 (vcvtu): New (v8hf, v4hf variants).
10020 (vcvts_n): New (v8hf, v4hf variants).
10021 (vcvtu_n): New (v8hi, v4hi variants).
10022 (vcvts_n): New (v8hi, v4hi variants).
10023 (vcvtu_n): New (v8hf, v4hf variants).
10024 (vbsl): New (v8hf, v4hf variants).
10025 (vcvtas): New (v8hf, v4hf variants).
10026 (vcvtau): New (v8hf, v4hf variants).
10027 (vcvtms): New (v8hf, v4hf variants).
10028 (vcvtmu): New (v8hf, v4hf variants).
10029 (vcvtns): New (v8hf, v4hf variants).
10030 (vcvtnu): New (v8hf, v4hf variants).
10031 (vcvtps): New (v8hf, v4hf variants).
10032 (vcvtpu): New (v8hf, v4hf variants).
10034 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10036 * config/arm/arm-builtins.c (hf_UP): New.
10038 (vfp_builtin_data): New. Update comment.
10039 (enum arm_builtins): Include "arm_vfp_builtins.def".
10040 (ARM_BUILTIN_VFP_PATTERN_START): New.
10041 (arm_init_vfp_builtins): New.
10042 (arm_init_builtins): Add arm_init_vfp_builtins.
10043 (arm_expand_vfp_builtin): New.
10044 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
10046 * config/arm/arm_vfp_builtins.def: New file.
10047 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
10048 (arm-builtins.o): Likewise.
10050 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
10053 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
10054 from constant while creating value range.
10056 2016-09-23 Renlin Li <renlin.li@arm.com>
10058 * ira.c (ira): Move ira_use_lra_p initialization code to ...
10059 (ira_init_once): Here.
10061 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
10062 Jakub Jelinek <jakub@redhat.com>
10064 * hooks.h (hook_uint_uintp_false): Rename to...
10065 (hook_bool_uint_uintp_false): ... this.
10066 * hooks.c (hook_uint_uintp_false): Rename to...
10067 (hook_bool_uint_uintp_false): ... this.
10068 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
10069 instead of hook_uint_uintp_false.
10071 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10073 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
10074 (arm_init_builtins): Move body of a loop to the standalone
10075 function arm_init_neon_builtin.
10076 (arm_expand_neon_builtin_1): New. Update comment. Function body
10077 moved from arm_neon_builtin with some white-space fixes.
10078 (arm_expand_neon_builtin): Move code into the standalone function
10079 arm_expand_neon_builtin_1.
10081 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10083 * config/arm/iterators.md (VCVTHI): New.
10084 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
10085 (NEON_VAGLTE): New.
10086 (VFM_LANE_AS): New.
10088 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
10089 (V_HALF): Add V4HF. Fix white-space.
10090 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
10091 (V_s_elem): Likewise.
10092 (V_sz_elem): Fix white-space.
10093 (V_elem_ch): Likewise.
10095 (scalar_mul_constraint): Add V8HF and V4HF.
10096 (Is_float_mode): Fix white-space.
10097 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
10098 (q): Add HF. Fix white-space.
10101 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
10102 (neon_vfm_lane_as): New.
10103 * config/arm/neon.md (add<mode>3_fp16): New.
10104 (sub<mode>3_fp16): New.
10105 (mul<mode>3add<mode>_neon): New.
10106 (fma<VH:mode>4_intrinsic): New.
10107 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
10108 (fmsub<VH:mode>4_intrinsic): New.
10109 (<absneg_str><mode>2): New.
10110 (neon_v<absneg_str><mode>): New.
10111 (neon_v<fp16_rnd_str><mode>): New.
10112 (neon_vrsqrte<mode>): New.
10113 (neon_vpaddv4hf): New.
10114 (neon_vadd<mode>): New.
10115 (neon_vsub<mode>): New.
10116 (neon_vmulf<mode>): New.
10117 (neon_vfma<VH:mode>): New.
10118 (neon_vfms<VH:mode>): New.
10119 (neon_vc<cmp_op><mode>): New.
10120 (neon_vc<cmp_op><mode>_fp16insn): New
10121 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
10122 (neon_vca<cmp_op><mode>): New.
10123 (neon_vca<cmp_op><mode>_fp16insn): New.
10124 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
10125 (neon_vc<cmp_op>z<mode>): New.
10126 (neon_vabd<mode>): New.
10127 (neon_v<maxmin>f<mode>): New.
10128 (neon_vp<maxmin>fv4hf: New.
10129 (neon_<fmaxmin_op><mode>): New.
10130 (neon_vrecps<mode>): New.
10131 (neon_vrsqrts<mode>): New.
10132 (neon_vrecpe<mode>): New (VH variant).
10133 (neon_vdup_lane<mode>_internal): New.
10134 (neon_vdup_lane<mode>): New.
10135 (neon_vcvt<sup><mode>): New (VCVTHI variant).
10136 (neon_vcvt<sup><mode>): New (VH variant).
10137 (neon_vcvt<sup>_n<mode>): New (VH variant).
10138 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
10139 (neon_vcvt<vcvth_op><sup><mode>): New.
10140 (neon_vmul_lane<mode>): New.
10141 (neon_vmul_n<mode>): New.
10142 * config/arm/unspecs.md (UNSPEC_VCALE): New
10143 (UNSPEC_VCALT): New.
10144 (UNSPEC_VFMA_LANE): New.
10145 (UNSPECS_VFMS_LANE): New.
10147 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
10149 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
10150 ("*extzv<mode><clobbercc_or_nocc>"):
10151 Correct a typo in a comment.
10153 ("*insv<mode>_zEC12", "*insv<mode>_z10")
10154 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
10155 ("*insv<mode>_zEC12_appendbitsleft")
10156 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
10157 ("*insv<mode>_z10_appendbitsleft"): Ditto.
10158 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
10159 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
10160 Provide pattern with operands switched.
10161 ("*pre_z10_extv<mode>"):
10162 Use new subst patterns.
10163 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
10164 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
10165 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
10166 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
10167 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
10168 ("*<risbg_n>_sidi_ior_and_lshiftrt")
10169 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
10171 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
10172 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
10173 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
10175 ("SINT"): New mode_iterator with SI, HI, QI.
10176 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
10177 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
10180 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
10182 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
10183 new interface of s390_contiguous_bitmask_p.
10184 ("contiguous_bitmask_nowrap_operand"): New predicate.
10185 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
10186 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
10187 of s390_contiguous_bitmask_p.
10188 ("NxxDw"): Rename NxxDq constraint to NxxDw.
10189 ("NxxSw"): New constraint.
10190 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
10191 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
10193 (s390_contiguous_bitmask_nowrap_p): Export.
10194 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
10195 former s390_contiguous_bitmask_p.
10196 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
10197 detect contiguous bit ranges with wraparound. Change signature to
10198 return START and END position instead of POS and LENGTH.
10199 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
10200 ranges with wraparound.
10201 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
10202 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
10203 Adapt to new signature of s390_contiguous_bitmask_p.
10205 2016-09-23 Bin Cheng <bin.cheng@arm.com>
10207 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
10208 (create_intersect_range_checks): New.
10209 (vect_create_cond_for_alias_checks): Call above function.
10211 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10213 * config/arm/iterators.md (Code iterators): Fix some white-space
10217 (FCVT): Moved from vfp.md.
10218 (VCVT_HF_US_N): New.
10219 (VCVT_SI_US_N): New.
10224 (FCVTI32typename): Moved from vfp.md.
10225 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
10226 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
10227 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
10228 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
10229 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
10231 (fp16_rnd_str): New.
10232 (fp16_rnd_insn): New.
10233 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
10234 (UNSPEC_VCVT_HF_U_N): New.
10235 (UNSPEC_VCVT_SI_S_N): New.
10236 (UNSPEC_VCVT_SI_U_N): New.
10237 (UNSPEC_VCVTH_S): New.
10238 (UNSPEC_VCVTH_U): New.
10239 (UNSPEC_VCVTA_S): New.
10240 (UNSPEC_VCVTA_U): New.
10241 (UNSPEC_VCVTM_S): New.
10242 (UNSPEC_VCVTM_U): New.
10243 (UNSPEC_VCVTN_S): New.
10244 (UNSPEC_VCVTN_U): New.
10245 (UNSPEC_VCVTP_S): New.
10246 (UNSPEC_VCVTP_U): New.
10247 (UNSPEC_VCVTP_S): New.
10248 (UNSPEC_VCVTP_U): New.
10249 (UNSPEC_VRND): New.
10250 (UNSPEC_VRNDA): New.
10251 (UNSPEC_VRNDI): New.
10252 (UNSPEC_VRNDM): New.
10253 (UNSPEC_VRNDN): New.
10254 (UNSPEC_VRNDP): New.
10255 (UNSPEC_VRNDX): New.
10256 * config/arm/vfp.md (<absneg_str>hf2): New.
10257 (neon_vabshf): New.
10258 (neon_v<fp16_rnd_str>hf): New.
10259 (neon_vrndihf): New.
10264 (*mulsf3neghf_vfp): New.
10265 (*negmulhf3_vfp): New.
10266 (*mulsf3addhf_vfp): New.
10267 (*mulhf3subhf_vfp): New.
10268 (*mulhf3neghfaddhf_vfp): New.
10269 (*mulhf3neghfsubhf_vfp): New.
10271 (neon_vfmahf): New.
10272 (fmsubhf4_fp16): New.
10273 (neon_vfmshf): New.
10276 (neon_vsqrthf): New.
10277 (neon_vrsqrtshf): New.
10278 (FCVT): Move to iterators.md.
10279 (FCVTI32typename): Likewise.
10280 (neon_vcvth<sup>hf): New.
10281 (neon_vcvth<sup>si): New.
10282 (neon_vcvth<sup>_nhf_unspec): New.
10283 (neon_vcvth<sup>_nhf): New.
10284 (neon_vcvth<sup>_nsi_unspec): New.
10285 (neon_vcvth<sup>_nsi): New.
10286 (neon_vcvt<vcvth_op>h<sup>si): New.
10287 (neon_<fmaxmin_op>hf): New.
10289 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
10291 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
10292 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
10293 ("*insv<mode>_zEC12_appendbitsleft")
10294 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
10295 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
10297 2016-09-23 Jakub Jelinek <jakub@redhat.com>
10299 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
10300 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
10301 construct values without normalization.
10302 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
10303 static local lhs_ops to vNULL.
10305 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10306 Jiong Wang <jiong.wang@arm.com>
10308 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
10309 available when FP16 instructions are available.
10310 (output_move_vfp): Add support for 16-bit data moves.
10311 (arm_validize_comparison): Fix some white-space. Support HFmode
10312 by conversion to SFmode.
10313 * config/arm/arm.md (truncdfhf2): Fix a comment.
10314 (extendhfdf2): Likewise.
10316 (movsicc): Fix some white-space.
10318 (movsfcc): Fix some white-space.
10320 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
10321 instructions are available.
10322 (*thumb2_movhi_vfp): Likewise.
10323 (*arm_movhi_fp16): New.
10324 (*thumb2_movhi_fp16): New.
10325 (*movhf_vfp_fp16): New.
10326 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
10327 (*movhf_vfp): Likewise.
10328 (extendhfsf2): Enable when VFP FP16 instructions are available.
10329 (truncsfhf2): Enable when VFP FP16 instructions are available.
10331 2016-09-23 Martin Liska <mliska@suse.cz>
10333 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
10335 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10337 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
10339 (arm_evpc_neon_vtrn): Likewise.
10340 (arm_evpc_neon_vrev): Likewise.
10341 (arm_evpc_neon_vext): Likewise.
10342 * config/arm/arm_neon.h (vbsl_f16): New.
10345 (vdupq_n_f16): New.
10346 (vdup_lane_f16): New.
10347 (vdupq_lane_f16): New.
10351 (vmovq_n_f16): New.
10353 (vrev64q_f16): New.
10360 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
10361 (vdup_lane): New (v8hf, v4hf variants).
10362 (vext): New (v8hf, v4hf variants).
10363 (vbsl): New (v8hf, v4hf variants).
10364 * config/arm/iterators.md (VDQWH): New.
10366 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
10367 (Scalar_mul_8_16): Fix white-space.
10368 (Is_d_reg): Add V4HF and V8HF.
10369 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
10370 (neon_vdup_lane<mode>): New.
10371 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
10372 (*neon_vtrn<mode>_insn): Likewise.
10373 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
10374 (*neon_vzip<mode>_insn): Likewise
10375 (neon_vuzp<mode>_internal): Likewise.
10376 (*neon_vuzp<mode>_insn): Likewise
10377 * config/arm/vec-common.md (vec_perm_const<mode>): New.
10379 2016-09-23 Jiong Wang <jiong.wang@arm.com>
10380 Matthew Wahab <matthew.wahab@arm.com>
10382 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
10383 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
10384 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
10385 available. Also fix some white-space.
10386 * config/arm/vfp.md (*arm_movhi_vfp): New.
10387 (*thumb2_movhi_vfp): New.
10389 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10391 * config/arm/arm-c.c (arm_cpu_builtins): Define
10392 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
10393 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
10395 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10397 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
10398 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
10399 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
10400 arm_v8_2a_fp16_neon_hw.
10401 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
10404 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10406 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
10407 arm_fp16_alternative_ok and arm_fp16_none_ok.
10409 2016-09-23 Martin Liska <mliska@suse.cz>
10411 * ipa-icf.c (sem_variable::merge): Replace adress with address.
10413 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10415 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
10416 ("armv8.2-a"): New.
10417 ("armv8.2-a+fp16"): New.
10418 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
10419 (FL2_FP16INST): New.
10420 (FL2_FOR_ARCH8_2A): New.
10421 * config/arm/arm-tables.opt: Regenerate.
10422 * config/arm/arm.c (arm_arch8_2): New.
10423 (arm_fp16_inst): New.
10424 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
10425 for incompatible fp16-format settings.
10426 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
10427 (TARGET_NEON_FP16INST): New.
10428 (arm_arch8_2): Declare.
10429 (arm_fp16_inst): Declare.
10430 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
10431 march=armv8.2-a and march=armv8.2-a+fp16.
10432 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
10433 and armv8.2-a+fp16.
10434 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
10435 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
10437 2016-09-23 Martin Liska <mliska@suse.cz>
10439 * doc/extend.texi: Remove fused-madd from i386 target options.
10441 2016-09-23 Martin Liska <mliska@suse.cz>
10443 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
10446 2016-09-23 Martin Liska <mliska@suse.cz>
10448 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
10451 2016-09-23 Martin Liska <mliska@suse.cz>
10454 * config/i386/i386.c (ix86_option_override_internal): Change
10455 signature and return false when there's an error related to
10457 (release_options_strings): New function.
10458 (ix86_valid_target_attribute_tree): Call the function.
10460 2016-09-23 Jakub Jelinek <jakub@redhat.com>
10462 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
10463 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
10464 (gen_hsa_ctor_assignment): Likewise.
10465 * print-tree.c (print_node): Likewise.
10466 * tree-dump.c (dequeue_and_dump): Likewise.
10467 * tree-sra.c (sra_modify_constructor_assign): Likewise.
10468 * expr.c (store_constructor): Likewise.
10469 * fold-const.c (operand_equal_p): Likewise.
10470 * tree-pretty-print.c (dump_generic_node): Likewise.
10471 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
10472 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
10474 2016-09-23 Richard Biener <rguenther@suse.de>
10476 * hooks.h (hook_uint_uintp_false): Declare.
10478 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10480 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
10481 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
10483 2016-09-22 Martin Sebor <msebor@redhat.com>
10486 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
10487 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
10488 (target_int_min): Correct computation.
10489 (format_integer): Use long long as the argument for the ll length
10491 (format_floating): Use target_int_max().
10492 (get_string_length): Same.
10493 (format_string): Avoid setting the bounded flag for strings
10495 (try_substitute_return_value): Avoid setting range info when
10496 the result isn't bounded.
10497 * varasm.c (assemble_name): Increase buffer size.
10499 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
10500 Terry Guo <terry.guo@arm.com>
10502 * target.def (elf_flags_numeric): New target hook.
10503 * targhooks.h (default_asm_elf_flags_numeric): New.
10504 * varasm.c (default_asm_elf_flags_numeric): New.
10505 (default_elf_asm_named_section): Use new target hook.
10506 * config/arm/arm.opt (mpure-code): New.
10507 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
10508 * config/arm/arm.c (arm_asm_init_sections): Add section
10509 attribute to default text section if -mpure-code.
10510 (arm_option_check_internal): Diagnose use of option with
10511 non supported targets and/or options.
10512 (arm_asm_elf_flags_numeric): New.
10513 (arm_function_section): New.
10514 (arm_elf_section_type_flags): New.
10515 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
10517 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
10518 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
10520 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
10522 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
10524 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10526 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
10527 * rtl.h: Adjust prototype.
10529 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10531 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
10532 (prev_active_insn): Likewise.
10533 (active_insn_p): Likewise.
10534 * rtl.h: Adjust prototypes.
10535 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
10536 * config/arc/arc.md: Likewise.
10537 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
10538 (branch_needs_nop_p): Likewise.
10539 (use_skip_p): Likewise.
10540 * config/sh/sh.c (gen_block_redirect): Likewise.
10541 (split_branches): Likewise.
10542 * reorg.c (optimize_skip): Likewise.
10543 (fill_simple_delay_slots): Likewise.
10544 (fill_slots_from_thread): Likewise.
10545 (relax_delay_slots): Likewise.
10546 * resource.c (mark_target_live_regs): Likewise.
10548 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10550 * config/cris/cris.c (cris_asm_output_case_end): Change argument
10551 type to rtx_insn *.
10552 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
10553 (prev_nonnote_nondebug_insn): Likewise.
10554 * config/cris/cris-protos.h: Adjust prototype.
10556 * jump.c (rtx_renumbered_equal_p): Adjust.
10558 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10560 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
10561 * rtl.h: Adjust prototype.
10562 * config/sh/sh.md: Adjust.
10563 * dwarf2out.c (add_var_loc_to_decl): Likewise.
10565 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10567 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
10568 (prev_nondebug_insn): Likewise.
10569 * loop-doloop.c (doloop_condition_get): Likewise.
10570 * rtl.h: Adjust prototype.
10571 * cfgloop.h: Likewise.
10573 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10575 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
10576 (prev_nonnote_insn): Likewise.
10577 * jump.c (reversed_comparison_code_parts): Likewise.
10578 (reversed_comparison): Likewise.
10579 * rtl.h: Adjust prototypes.
10580 * config/arc/arc.md: Adjust.
10581 * cse.c (find_comparison_args): Likewise.
10582 * reorg.c (redundant_insn): Change return type to rtx_insn *.
10583 (fix_reg_dead_note): Change argument type to rtx_insn *.
10584 (delete_prior_computation): Likewise.
10585 (delete_computation): Likewise.
10586 (fill_slots_from_thread): Adjust.
10587 (relax_delay_slots): Likewise.
10588 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
10589 (simplify_relational_operation_1): Likewise.
10590 (simplify_ternary_operation): Likewise.
10592 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10594 * config/arc/arc-protos.h (arc_label_align): Change type of
10595 variables from rtx to rtx_insn *.
10596 * config/arc/arc.c (arc_label_align): Likewise.
10597 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
10598 * config/bfin/bfin.c (workaround_speculation): Likewise.
10599 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
10600 (find_last_same_clock): Likewise.
10601 (reorg_split_calls): Likewise.
10602 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
10603 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
10604 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
10605 (same_cmp_following_p): Likewise.
10606 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
10607 (same_cmp_following_p): Likwise.
10608 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
10609 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
10610 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
10611 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
10612 (rl78_alloc_physical_registers_cmp): Likewise.
10613 (rl78_alloc_physical_registers_umul): Likewise.
10614 (rl78_calculate_death_notes): Likewise.
10615 * config/s390/s390-protos.h (s390_label_align): Likewise.
10616 * config/s390/s390.c (s390_label_align): Likewise.
10617 * config/sh/sh.c (barrier_align): Likewise.
10618 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
10619 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
10620 (emit_cbcond_nop): Likewise.
10622 2016-09-22 Martin Liska <mliska@suse.cz>
10625 * ipa-icf.c (sem_variable::merge): Yield merge operation if
10626 alias address matters, not necessarily address of original.
10628 2016-09-22 Richard Biener <rguenther@suse.de>
10630 PR middle-end/77697
10631 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
10634 2016-09-22 Richard Biener <rguenther@suse.de>
10636 PR middle-end/77677
10637 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
10638 from constant folding results.
10639 (gimple_resimplify2): Likewise.
10640 (gimple_resimplify3): Likewise.
10642 2016-09-22 Richard Biener <rguenther@suse.de>
10644 PR middle-end/77678
10645 * expr.c (expand_expr_real_1): Guard array access against negative
10648 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10650 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
10652 (format_floating): Likewise.
10654 2016-09-22 Jakub Jelinek <jakub@redhat.com>
10657 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
10658 for all IFN_GOMP_SIMD_* internal fns, not just for
10659 IFN_GOMP_SIMD_ORDERED_*.
10661 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
10664 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
10665 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
10666 instructions when you want to invert the test.
10667 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
10668 correct order for XXSEL.
10669 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
10670 for using XSCMP{EQ,GT,GE}DP.
10672 2016-09-21 David Malcolm <dmalcolm@redhat.com>
10674 * genconstants.c (main): Introduce noop_reader and convert call
10675 to read_md_files to a method call.
10676 * genenums.c (main): Likewise.
10677 * genmddeps.c (main): Likewise.
10678 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
10679 rtx_reader_ptr->get_top_level_filename ().
10680 (write_tm_preds_h): Likewise.
10681 (write_insn_preds_c): Likewise.
10682 * gensupport.c (class gen_reader): New subclass of rtx_reader.
10683 (rtx_handle_directive): Convert to...
10684 (gen_reader::handle_unknown_directive): ...this.
10685 (init_rtx_reader_args_cb): Convert return type from bool to
10686 rtx_reader *. Create a gen_reader instance, using it for the
10687 call to read_md_files. Return it if no errors occur.
10688 (init_rtx_reader_args): Convert return type from bool to
10690 * gensupport.h (init_rtx_reader_args_cb): Likewise.
10691 (init_rtx_reader_args_cb): Likewise.
10692 * read-md.c (struct file_name_list): Move to class rtx_reader.
10693 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
10694 (read_md_filename): Delete in favor of
10695 rtx_reader::m_read_md_filename.
10696 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
10697 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
10698 (base_dir): Delete in favor of rtx_reader::m_base_dir.
10699 (first_dir_md_include): Delete in favor of
10700 rtx_reader::m_first_dir_md_include.
10701 (last_dir_md_include_ptr): Delete in favor of
10702 rtx_reader::m_last_dir_md_include_ptr.
10703 (max_include_len): Delete.
10704 (rtx_reader_ptr): New.
10705 (fatal_with_file_and_line): Use get_filename and get_lineno
10706 accessors of rtx_reader_ptr.
10707 (require_char_ws): Likewise.
10708 (rtx_reader::read_char): New method, based on ::read_char.
10709 (rtx_reader::unread_char): New method, based on ::unread_char.
10710 (read_escape): Use get_filename and get_lineno accessors of
10712 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
10713 (read_string): Use get_filename and get_lineno accessors of
10715 (rtx_reader::rtx_reader): New ctor.
10716 (rtx_reader::~rtx_reader): New dtor.
10717 (handle_include): Convert from a function to...
10718 (rtx_reader::handle_include): ...this method, converting
10719 handle_directive from a callback to a virtual function.
10720 (handle_file): Likewise, converting to...
10721 (rtx_reader::handle_file): ...this method.
10722 (handle_toplevel_file): Likewise, converting to...
10723 (rtx_reader::handle_toplevel_file): ...this method.
10724 (rtx_reader::get_current_location): New method.
10725 (parse_include): Convert from a function to...
10726 (rtx_reader::add_include_path): ...this method, dropping redundant
10727 update to unused max_include_len.
10728 (read_md_files): Convert from a function to...
10729 (rtx_reader::read_md_files): ...this method, converting
10730 handle_directive from a callback to a virtual function.
10731 (noop_reader::handle_unknown_directive): New method.
10732 * read-md.h (directive_handler_t): Delete this typedef.
10733 (in_fname): Delete.
10734 (read_md_file): Delete.
10735 (read_md_lineno): Delete.
10736 (read_md_filename): Delete.
10737 (class rtx_reader): New class.
10738 (rtx_reader_ptr): New decl.
10739 (class noop_reader): New subclass of rtx_reader.
10740 (read_char): Reimplement in terms of rtx_reader::read_char.
10741 (unread_char): Reimplement in terms of rtx_reader::unread_char.
10742 (read_md_files): Delete.
10743 * read-rtl.c (read_rtx_code): Update for deletion of globals
10744 read_md_filename and read_md_lineno.
10746 2016-09-21 Jason Merrill <jason@redhat.com>
10748 * input.h (from_macro_definition_at): New.
10750 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
10752 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
10754 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
10756 PR tree-optimization/77550
10757 * tree-vect-stmts.c (create_array_ref): Change parameters.
10758 (get_group_alias_ptr_type): New function.
10759 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
10761 2016-09-21 Marek Polacek <polacek@redhat.com>
10763 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
10764 Add falls through comment.
10766 2016-09-21 Richard Biener <rguenther@suse.de>
10768 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
10769 (replace_child): Likewise.
10770 (remove_child_TAG): Adjust.
10771 (move_marked_base_types): Likewise.
10772 (prune_unused_types_prune): Clear die_sib of removed children.
10774 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
10777 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
10778 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
10780 2016-09-21 Richard Biener <rguenther@suse.de>
10782 PR tree-optimization/77648
10783 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
10785 (make_transitive_closure_constraints): Adjust comment.
10786 (make_any_offset_constraints): New function.
10787 (handle_rhs_call): Make sure to first expand a pointer to all
10788 subfields before transitively closing it.
10789 (handle_const_call): Likewise. Properly expand returned
10791 (handle_pure_call): Likewise.
10793 2016-09-21 Richard Biener <rguenther@suse.de>
10794 Jakub Jelinek <jakub@redhat.com>
10796 PR tree-optimization/77621
10797 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
10798 group at non-vectorizable stmts.
10800 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10802 PR tree-optimization/72835
10803 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
10804 (make_new_ssa_for_all_defs): Likewise.
10805 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
10807 2016-09-20 Martin Sebor <msebor@redhat.com>
10809 PR middle-end/49905
10810 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
10811 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
10812 * config/linux.c (gnu_libc_printf_pointer_format): New function.
10813 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
10814 * config/sol2.c (solaris_printf_pointer_format): New function.
10815 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
10817 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
10818 * doc/tm.texi: Regenerate.
10819 * gimple-fold.h (get_range_strlen): New function.
10820 (get_maxval_strlen): Declare existing function.
10821 * gimple-fold.c (get_range_strlen): Add arguments and compute both
10822 maximum and minimum.
10823 (get_range_strlen): Define overload.
10824 (get_maxval_strlen): Adjust.
10825 * gimple-ssa-sprintf.c: New file and pass.
10826 * passes.def (pass_sprintf_length): Add new pass.
10827 * targhooks.h (default_printf_pointer_format): Declare new function.
10828 (gnu_libc_printf_pointer_format): Same.
10829 (solaris_libc_printf_pointer_format): Same.
10830 * targhooks.c (default_printf_pointer_format): Define new function.
10831 * tree-pass.h (make_pass_sprintf_length): Declare new function.
10832 * print-tree.c: Increase buffer size.
10834 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10836 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
10838 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10840 * common.opt: New option -fipa-vrp.
10841 * ipa-cp.c (ipa_get_vr_lat): New.
10842 (ipcp_vr_lattice::print): Likewise.
10843 (print_all_lattices): Call ipcp_vr_lattice::print.
10844 (ipcp_vr_lattice::meet_with): New.
10845 (ipcp_vr_lattice::meet_with_1): Likewise.
10846 (ipcp_vr_lattice::top_p): Likewise.
10847 (ipcp_vr_lattice::bottom_p): Likewsie.
10848 (ipcp_vr_lattice::set_to_bottom): Likewise.
10849 (set_all_contains_variable): Call VR set_to_bottom.
10850 (initialize_node_lattices): Init VR lattices.
10851 (propagate_vr_accross_jump_function): New.
10852 (propagate_constants_accross_call): Call
10853 propagate_vr_accross_jump_function.
10854 (ipcp_store_vr_results): New.
10855 (ipcp_driver): Handle VR.
10856 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
10857 (ipa_set_jf_unknown): Likewise.
10858 (ipa_compute_jump_functions_for_edge): Likewise.
10859 (ipa_node_params_t::duplicate): Likewise.
10860 (ipa_write_jump_function): Likewise.
10861 (ipa_read_jump_function): Likewise.
10862 (write_ipcp_transformation_info): Likewise.
10863 (read_ipcp_transformation_info): Likewise.
10864 (ipcp_update_vr): New.
10865 (ipcp_transform_function): Handle VR.
10866 * ipa-prop.h (struct ipa_vr): New.
10867 * cgraph.c: Include tree-vrp.h.
10868 * cgraphunit.c: Likewise.
10869 * ipa-utils.c: Likewise.
10871 * opts.c: Likewise.
10872 * toplev.c: Likewise.
10873 * ipa-devirt.c: Likewise.
10874 * ipa-inline-transform.c: Likewise.
10875 * ipa-inline.c: Likewise.
10876 * ipa-profile.c: Likewise.
10878 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10880 * doc/invoke.texi: Document -fdump-tree-evrp.
10881 * passes.def: Define new pass_early_vrp.
10882 * timevar.def: Define new TV_TREE_EARLY_VRP.
10883 * tree-pass.h (make_pass_early_vrp): New.
10884 * tree-ssa-propagate.c: Make replace_uses_in non static.
10885 * tree-ssa-propagate.h: Export replace_uses_in.
10886 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
10887 (extract_range_from_assert): Factor out
10888 extract_range_for_var_from_comparison_expr.
10889 (vrp_initialize_lattice): New.
10890 (vrp_initialize): Factor out vrp_initialize_lattice.
10891 (vrp_valueize): Fix it to reject complex value ranges.
10892 (vrp_free_lattice): New.
10893 (evrp_dom_walker::before_dom_children): Likewise.
10894 (evrp_dom_walker::after_dom_children): Likewise.
10895 (evrp_dom_walker::push_value_range): Likewise.
10896 (evrp_dom_walker::pop_value_range): Likewise.
10897 (execute_early_vrp): Likewise.
10898 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
10899 (make_pass_early_vrp): New.
10901 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
10903 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
10904 instead of exact_log2.
10906 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
10909 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
10910 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
10911 (ix86_add_stmt_cost): Penalize DFmode vector operations
10912 for !TARGET_VECTORIZE_DOUBLE.
10914 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
10916 * doc/invoke.texi (Warning Options): Simplify language.
10917 (Optimize Options): Complete sentence.
10919 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
10921 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
10924 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
10927 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
10928 inits on power8 and above, use the VMRGEW instruction instead of a
10931 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
10932 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
10935 2016-09-20 Tamar Christina <tamar.christina@arm.com>
10937 * config/aarch64/arm_neon.h
10938 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
10939 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
10940 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
10942 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
10944 * config/var/vax.h (ELIMINABLE_REGS): Define.
10945 (INITIAL_ELIMINATION_OFFSET): Define.
10947 2016-09-20 Jakub Jelinek <jakub@redhat.com>
10949 PR middle-end/77624
10950 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
10951 cast to void * if the cast is from some other pointer type.
10953 2016-09-20 Richard Biener <rguenther@suse.de>
10955 PR tree-optimization/77646
10956 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
10959 2016-09-20 Tamar Christina <tamar.christina@arm.com>
10961 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
10962 attributes to all inlined functions and make them extern.
10964 2016-09-20 Richard Biener <rguenther@suse.de>
10966 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
10968 * debug.c (do_nothing_debug_hooks): Adjust.
10969 * dbxout.c (dbx_debug_hooks): Likewise.
10970 * sdbout.c (sdb_debug_hooks): Likewise.
10971 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
10972 (dwarf2out_finish): Move producer, filename and
10973 path annotation ...
10974 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
10975 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
10977 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
10980 * doc/invoke.texi: Document -Wint-in-bool-context.
10982 PR middle-end/77421
10983 * dwarf2out.c (output_loc_operands): Fix an assertion.
10985 2016-09-19 Joseph Myers <joseph@codesourcery.com>
10987 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
10988 (CR_DECIMAL_DIG): New macro.
10990 2016-09-19 Joseph Myers <joseph@codesourcery.com>
10992 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
10995 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
10997 PR rtl-optimization/77416
10998 * lra-remat.c (operand_to_remat): Process hard coded insn
11001 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11003 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
11004 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
11006 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
11008 * target.def (lra_p): Wordsmithing.
11009 * doc/tm.texi: Regenerate.
11011 2016-09-19 Jakub Jelinek <jakub@redhat.com>
11012 Jan Hubicka <jh@suse.cz>
11015 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
11016 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
11017 Call ultimate_alias_target just once, not up to 4 times.
11019 2016-09-19 Richard Biener <rguenther@suse.de>
11021 * dwarf2out.c (early_dwarf_finished): New global.
11022 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
11024 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
11025 if called from LTO exit early.
11026 (dwarf2out_late_global_decl): When being during the early
11027 debug phase do not add locations but only const value attributes.
11028 Adjust the way we generate early DIEs for LTO.
11030 2016-09-19 Richard Biener <rguenther@suse.de>
11032 PR middle-end/77605
11033 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
11034 proper niter to bound the loops.
11036 2016-09-19 Richard Biener <rguenther@suse.de>
11038 PR tree-optimization/77514
11039 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
11040 search for folded stmt.
11042 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
11044 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
11045 * tree-pass.h (make_pass_early_thread_jumps): Declare.
11046 * tree-ssa-threadbackward.c (fsm_find_thread_path,
11047 fsm_find_thread_path, profitable_jump_thread_path,
11048 fsm_find_control_statement_thread_paths,
11049 find_jump_threads_backwards): Add speed_p parameter.
11050 (pass_data_early_thread_jumps): New pass.
11051 (make_pass_early_thread_jumps): New function.
11053 2016-09-17 Andreas Schwab <schwab@suse.de>
11055 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
11056 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
11058 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
11060 * recog.c (rest_of_handle_split_after_reload): Delete.
11061 (pass_split_after_reload::gate): New method.
11062 (pass_split_after_reload::execute): Call split_all_insns directly.
11064 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
11066 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
11067 parameters for functions taking long long arguments.
11069 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11072 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
11073 splat with truncate.
11075 2016-09-16 Jason Merrill <jason@redhat.com>
11077 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
11079 * hwint.c (exact_log2): Use pow2p_hwi.
11080 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
11081 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
11082 * builtins.c (get_object_alignment_2, get_object_alignment)
11083 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
11085 * calls.c (compute_argument_addresses, store_one_arg): Use
11087 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
11088 * combine.c (force_to_mode): Use least_bit_hwi.
11089 (contains_muldiv, find_split_point, combine_simplify_rtx)
11090 (simplify_if_then_else, simplify_set, force_to_mode)
11091 (if_then_else_cond, simplify_and_const_int_1)
11092 (simplify_compare_const): Use pow2p_hwi.
11093 * cse.c (fold_rtx): Use pow2p_hwi.
11094 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
11096 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
11097 (init_expmed_one_conv): Use pow2p_hwi.
11098 * expr.c (is_aligning_offset): Use pow2p_hwi.
11099 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
11100 (fold_binary_loc): Use pow2p_hwi.
11101 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
11102 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
11103 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
11104 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
11106 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
11107 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
11108 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
11109 * omp-low.c (oacc_loop_fixed_partitions)
11110 (oacc_loop_auto_partitions): Use least_bit_hwi.
11111 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
11112 * stor-layout.c (place_field): Use least_bit_hwi.
11113 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
11114 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
11115 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
11116 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
11117 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
11118 * tree-vect-data-refs.c (vect_analyze_group_access_1)
11119 (vect_grouped_store_supported, vect_grouped_load_supported)
11120 (vect_permute_load_chain, vect_shift_permute_load_chain)
11121 (vect_transform_grouped_load): Use pow2p_hwi.
11122 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
11123 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
11124 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
11126 * tsan.c (instrument_expr): Use least_bit_hwi.
11127 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
11129 2016-09-16 Andreas Schwab <schwab@suse.de>
11131 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
11132 OFFSET, not offset.
11133 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
11135 2016-09-16 Jakub Jelinek <jakub@redhat.com>
11138 * combine.c (rest_of_handle_combine): If any edges have been purged,
11139 free dominators if available.
11141 2016-09-16 Jakub Jelinek <jakub@redhat.com>
11142 Eric Botcazou <ebotcazou@adacore.com>
11144 PR middle-end/77594
11145 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
11146 through into expand_addsub_overflow after expand_neg_overflow.
11148 2016-09-15 David Malcolm <dmalcolm@redhat.com>
11150 * diagnostic-show-locus.c
11151 (selftest::test_fixit_insert_containing_newline): New function.
11152 (selftest::test_fixit_replace_containing_newline): New function.
11153 (selftest::diagnostic_show_locus_c_tests): Call the above.
11155 2016-09-15 Bin Cheng <bin.cheng@arm.com>
11157 PR tree-optimization/77503
11158 * tree-vect-loop.c (vectorizable_reduction): Record reduction
11159 code for CONST_COND_REDUCTION at analysis stage and use it at
11161 * tree-vectorizer.h (struct _stmt_vec_info): New field.
11162 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
11163 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
11166 2016-09-15 Richard Biener <rguenther@suse.de>
11168 PR middle-end/77544
11169 * fold-const.c (split_tree): Do not split constant ~X.
11171 2016-09-15 Jakub Jelinek <jakub@redhat.com>
11173 PR rtl-optimization/77425
11174 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
11177 PR middle-end/77475
11178 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
11179 use %qs instead of %s where desirable, use argument instead of arg in
11180 the diagnostic wording, add list of supported strategies and
11182 (ix86_option_override_internal): Emit target("m...") instead of
11183 option("m...") in the diagnostic. Use %qs instead of %s in invalid
11184 -march/-mtune option diagnostic. Add list of supported arches/tunings
11185 and spellcheck hint. Remove prefix, suffix and sw variables, use
11186 main_args_p ? "..." : "..." in diagnostics to make translation
11189 2016-09-15 Richard Biener <rguenther@suse.de>
11191 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
11192 extra offset argument.
11193 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
11194 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
11195 to reflect new offset parameter.
11196 * doc/tm.texi: Regenerate.
11197 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
11198 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
11200 (darwin_asm_output_dwarf_offset): Likewise.
11201 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
11203 (darwin_asm_output_dwarf_offset): Pass offset argument through.
11204 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
11205 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
11207 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
11210 * ipa-icf.c (set_alias_uids): New function.
11211 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
11212 all the merged variable's referring aliases.
11214 2016-09-15 Richard Biener <rguenther@suse.de>
11216 PR tree-optimization/77514
11217 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
11218 only forced_stmts sequence.
11220 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
11222 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
11223 * cfgexpand.c (update_alias_info_with_stack_vars): Use
11224 FOR_EACH_SSA_NAME to iterate over SSA variables.
11225 (pass_expand::execute): Likewise.
11226 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
11227 * tree-cfg.c (dump_function_to_file): Likewise.
11228 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
11229 (update_ssa): Likewise.
11230 * tree-ssa-alias.c (dump_alias_info): Likewise.
11231 * tree-ssa-ccp.c (ccp_finalize): Likewise.
11232 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
11233 (create_outofssa_var_map): Likewise.
11234 (coalesce_ssa_name): Likewise.
11235 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
11236 * tree-ssa-pre.c (compute_avail): Likewise.
11237 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
11238 (scc_vn_restore_ssa_info): Likewise.
11239 (free_scc_vn): Likwise.
11240 (run_scc_vn): Likewise.
11241 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
11242 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
11243 * tree-ssa-copy.c (fini_copy_prop): Likewise.
11244 * tree-ssa.c (verify_ssa): Likewise.
11246 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
11248 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
11249 and mips64r2 as default 32-bit and 64-bit architectures.
11250 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
11251 as default 32-bit and 64-bit architectures.
11253 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
11255 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
11258 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
11260 * target.def (lra_p): Change commentary (for the manual) for the
11262 * doc/tm.texi: Regenerate.
11264 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
11266 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
11267 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
11268 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
11269 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
11271 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
11273 * targhooks.c (default_lra_p): Return true instead of false.
11275 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
11277 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
11278 hook_bool_void_false.
11279 * config/avr/avr.c: Ditto.
11280 * config/bfin/bfin.c: Ditto.
11281 * config/c6x/c6x.c: Ditto.
11282 * config/cr16/cr16.c: Ditto.
11283 * config/cris/cris.c: Ditto.
11284 * config/epiphany/epiphany.c: Ditto.
11285 * config/fr30/fr30.c: Ditto.
11286 * config/frv/frv.c: Ditto.
11287 * config/h8300/h8300.c: Ditto.
11288 * config/ia64/ia64.c: Ditto.
11289 * config/iq2000/iq2000.c: Ditto.
11290 * config/lm32/lm32.c: Ditto.
11291 * config/m32c/m32c.c: Ditto.
11292 * config/m32r/m32r.c: Ditto.
11293 * config/m68k/m68k.c: Ditto.
11294 * config/mcore/mcore.c: Ditto.
11295 * config/microblaze/microblaze.c: Ditto.
11296 * config/mmix/mmix.c: Ditto.
11297 * config/mn10300/mn10300.c: Ditto.
11298 * config/moxie/moxie.c: Ditto.
11299 * config/msp430/msp430.c: Ditto.
11300 * config/nios2/nios2.c: Ditto.
11301 * config/nvptx/nvptx.c: Ditto.
11302 * config/pa/pa.c: Ditto.
11303 * config/pdp11/pdp11.c: Ditto.
11304 * config/rl78/rl78.c: Ditto.
11305 * config/sparc/sparc.c: Ditto.
11306 * config/spu/spu.c: Ditto.
11307 * config/stormy16/stormy16.c: Ditto.
11308 * config/tilegx/tilegx.c: Ditto.
11309 * config/tilepro/tilepro.c: Ditto.
11310 * config/v850/v850.c: Ditto.
11311 * config/vax/vax.c: Ditto.
11312 * config/visium/visium.c: Ditto.
11313 * config/xtensa/xtensa.c: Ditto.
11315 2016-09-14 Jakub Jelinek <jakub@redhat.com>
11318 * tsan.c: Include target.h.
11319 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
11320 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
11321 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
11322 BUILT_IN_ATOMIC_TEST_AND_SET entries.
11323 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
11325 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
11326 Martin Liska <mliska@suse.cz>
11328 PR middle-end/77574
11329 * predict.c (force_edge_cold): Add braces to a condition.
11331 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
11333 PR rtl-optimization/77289
11334 * lra-constraints.c (get_final_hard_regno): Removed.
11335 (get_hard_regno): Add new parameter final_p.
11336 (get_reg_class): Directly call lra_get_elimination_hard_regno.
11337 (operands_match_p): Adjust call to get_hard_regno.
11338 (uses_hard_regs_p): Likewise.
11339 (process_alt_operands): Likewise.
11341 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
11344 * config/msp430/msp430.c (msp430_start_function): Emit an error
11345 if a function is both weak and specifies an interrupt number.
11347 2016-09-13 Jakub Jelinek <jakub@redhat.com>
11349 PR tree-optimization/77454
11350 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
11351 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
11354 2016-09-13 Tamar Christina <tamar.christina@arm.com>
11356 * config/aarch64/aarch64-builtins.c
11357 (aarch64_init_simd_builtins): Fix builtin type signature printing.
11359 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
11361 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
11362 SFmode and SCmode arguments by reference.
11364 2016-09-13 David Malcolm <dmalcolm@redhat.com>
11366 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
11368 (selftest::test_one_liner_fixit_insert_before): ...this, and update
11369 for renaming of add_fixit_insert to add_fixit_insert_before.
11370 (selftest::test_one_liner_fixit_insert_after): New function.
11371 (selftest::test_one_liner_fixit_validation_adhoc_locations):
11372 Update for renaming of add_fixit_insert to add_fixit_insert_before.
11373 (selftest::test_one_liner_many_fixits): Likewise.
11374 (selftest::test_diagnostic_show_locus_one_liner): Update for
11375 renaming, call new test function.
11376 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
11377 renaming of add_fixit_insert to add_fixit_insert_before.
11378 (selftest::test_fixit_consolidation): Likewise.
11379 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
11381 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
11382 (selftest::test_applying_fixits_insert_before): ...this.
11383 (selftest::test_applying_fixits_insert): Update for renaming of
11384 add_fixit_insert to add_fixit_insert_before.
11385 (selftest::test_applying_fixits_insert_after): New function.
11386 (selftest::test_applying_fixits_insert_after_at_line_end): New
11388 (selftest::test_applying_fixits_insert_after_failure): New function.
11389 (selftest::test_applying_fixits_multiple): Update for renaming of
11390 add_fixit_insert to add_fixit_insert_before.
11391 (selftest::change_line): Likewise.
11392 (selftest::test_applying_fixits_unreadable_file): Likewise.
11393 (selftest::test_applying_fixits_line_out_of_range): Likewise.
11394 (selftest::test_applying_fixits_column_validation): Likewise.
11395 (selftest::test_applying_fixits_column_validation): Likewise.
11396 (selftest::edit_context_c_tests): Update for renamed test function;
11397 call new test functions.
11399 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
11401 PR tree-optimization/77536
11402 PR rtl-optimization/68212
11403 * config/rs6000/rs6000.md (div->recip splitter): Remove
11404 optimize_insn_for_speed_p condition.
11406 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
11408 * optabs.c (prepare_cmp_insn): Update documentation comment.
11410 2016-09-13 Jakub Jelinek <jakub@redhat.com>
11411 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11413 PR middle-end/77475
11414 * opts.h (candidates_list_and_hint): Declare.
11415 * opts-common.c (candidates_list_and_hint): New function.
11416 (cmdline_handle_error): Use it.
11418 2016-09-12 David Malcolm <dmalcolm@redhat.com>
11420 * edit-context.c (edited_line::get_len): New accessor.
11421 (edited_file::print_diff): Split out hunk-printing into...
11422 (edited_file::print_diff_hunk): New method.
11423 (edited_file::print_diff_line): New method.
11425 2016-09-12 Andrew Pinski <apinski@cavium.com>
11427 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
11429 * config/aarch64/aarch64.c (thunderx_tunings): Enable
11430 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
11431 (aarch64_operands_ok_for_ldpstp): Return false if
11432 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
11433 was SImode and the alignment is less than 8 byte.
11434 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
11436 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
11439 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
11441 2016-09-12 Marek Polacek <polacek@redhat.com>
11443 * doc/extend.texi: Use lowercase "boolean".
11444 * doc/invoke.texi: Likewise.
11445 * doc/md.texi: Likewise.
11446 * target.def: Likewise.
11447 * doc/tm.texi: Regenerated.
11449 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11451 PR middle-end/77426
11452 * expmed.c (synth_mult): Delete duplicate mode check.
11454 2016-09-10 Tom de Vries <tom@codesourcery.com>
11457 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
11459 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
11460 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
11462 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
11464 PR rtl-optimization/77289
11465 * lra-constraints.c (get_final_hard_regno): Add support for non hard
11466 register numbers. Remove support for subregs.
11467 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
11468 (get_reg_class): Delete removed get_final_hard_regno() argument.
11469 (uses_hard_regs_p): Call get_final_hard_regno().
11471 2016-09-09 Martin Sebor <msebor@redhat.com>
11475 * pretty-print.c (pp_quoted_string): New function.
11476 (pp_format): Call it for %c and %s directives.
11478 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
11480 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
11481 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
11482 INITIAL_ELIMINATION_OFFSET) : Update documentation.
11483 * target.def (frame_pointer_required, can_eliminate): Likewise.
11484 * doc/tm.texi: Regenerated.
11485 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
11487 * df-scan.c (df_hard_reg_init): Likewise.
11488 * ira.c (ira_setup_eliminable_regset): Likewise.
11489 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
11490 init_elim_table): Likewise.
11491 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
11492 set_initial_elim_offsets, update_eliminables,
11493 init_elim_table): Likewise.
11494 * rtlanal.c (get_initial_register_offset): Likewise.
11495 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
11496 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
11497 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
11498 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
11499 * config/fr30/fr30.h: Fix comment.
11500 * config/frv/frv.c: Likewise.
11501 * config/frv/frv.h: Likewise.
11502 * config/ft32/ft32.h: Likewise.
11503 * config/visium/visium.h: Likewise.
11504 * config/pa/pa64-linux.h: Likewise.
11505 * config/v850/v850.h: Likewise.
11506 * config/cris/cris.c: Likewise.
11507 * config/ia64/ia64.h: Likewise.
11508 * config/moxie/moxie.h: Likewise.
11509 * config/m32r/m32r.h: Likewise.
11511 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
11514 * config.in: Regenerate.
11515 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
11517 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
11518 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
11519 static-libmpxwrappers case.
11520 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
11521 MPX_LD_AS_NEEDED_GUARD_POP.
11522 * configure: Regenerate.
11523 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
11524 defined if linker support "--push-state"/"--pop-state".
11526 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
11528 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
11530 2016-09-09 Joseph Myers <joseph@codesourcery.com>
11532 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
11533 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
11534 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
11535 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
11536 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
11537 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
11538 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
11540 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
11541 width macros from TS 18661-1.
11542 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
11544 2016-09-08 Jakub Jelinek <jakub@redhat.com>
11547 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
11548 OMP_CLAUSE_SAFELEN_EXPR.
11550 2016-09-07 David Malcolm <dmalcolm@redhat.com>
11552 * Makefile.in (OBJS): Add substring-locations.o.
11553 * langhooks-def.h (class substring_loc): New forward decl.
11554 (lhd_get_substring_location): New decl.
11555 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
11556 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
11557 * langhooks.c (lhd_get_substring_location): New function.
11558 * langhooks.h (class substring_loc): New forward decl.
11559 (struct lang_hooks): Add field get_substring_location.
11560 * substring-locations.c: New file, taking definition of
11561 format_warning_va and format_warning_at_substring from
11562 c-family/c-format.c, making them non-static.
11563 * substring-locations.h (class substring_loc): Move class here
11564 from c-family/c-common.h. Add and rewrite comments.
11565 (format_warning_va): New decl.
11566 (format_warning_at_substring): New decl.
11567 (get_source_location_for_substring): Add comment.
11569 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
11571 * config/i386/i386.c: Add 'U' suffix to processor feature bits
11572 to avoid -Wnarrowing warning.
11573 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
11574 * opts.c: Likewise for SANITIZER_OPT bitmasks.
11576 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
11578 * config/aarch64/aarch64.c (aarch64_legitimize_address):
11579 Avoid use of base_offset if offset already in range.
11581 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
11583 * config/sh/sh-protos.h (struct sh_atomic_model,
11584 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
11585 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
11586 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
11587 * config/sh/sh.h (struct sh_atomic_model,
11588 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
11589 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
11590 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
11591 Guard with __cplusplus.
11593 2016-09-06 Jakub Jelinek <jakub@redhat.com>
11596 * config/i386/i386.c (ix86_expand_builtin): For builtin with
11597 unsupported or unknown ISA, use expand_call.
11599 2016-09-06 Martin Liska <mliska@suse.cz>
11601 PR gcov-profile/77378
11602 PR gcov-profile/77466
11603 * tree-profile.c (tree_profiling): Detect whether target can use
11604 -fprofile-update=atomic.
11606 2016-09-06 Richard Biener <rguenther@suse.de>
11608 PR tree-optimization/77479
11609 * tree-vrp.c (update_value_range): Extend overflow handling to
11612 2016-09-05 Jakub Jelinek <jakub@redhat.com>
11615 * config/i386/i386.md (isa): Add x64_avx512bw.
11616 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
11617 (kmov_isa): New mode attr.
11618 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
11619 (*zero_extend<mode>si2): Likewise.
11620 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
11622 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
11624 * doc/invoke.texi (SPU Options): nops -> NOPs.
11625 (x86 Options): Ditto.
11627 2016-09-05 Jakub Jelinek <jakub@redhat.com>
11629 PR middle-end/77475
11630 * toplev.c (process_options): Temporarily set input_location
11631 to UNKNOWN_LOCATION around targetm.target_option.override () call.
11633 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
11635 PR rtl-optimization/77452
11636 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
11637 inner-mode reference to a CONST_VECTOR constant in the constant pool.
11639 2016-09-05 Marek Polacek <polacek@redhat.com>
11642 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
11644 2016-09-05 Jakub Jelinek <jakub@redhat.com>
11647 * gensupport.c (alter_output_for_subst_insn): Remove redundant
11648 *insn_out == '*' test. Don't copy unnecessary to yet another
11649 memory buffer, and don't leak it.
11651 PR rtl-optimization/77425
11652 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
11654 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
11656 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
11658 2016-09-02 David Malcolm <dmalcolm@redhat.com>
11660 * common.opt (fdiagnostics-generate-patch): New option.
11661 * diagnostic.c: Include "edit-context.h".
11662 (diagnostic_initialize): Initialize context->edit_context_ptr.
11663 (diagnostic_finish): Delete context->edit_context_ptr.
11664 (diagnostic_report_diagnostic): Add fix-it hints from the
11665 diagnostic to context->edit_context_ptr, if any.
11666 * diagnostic.h (class edit_context): Add forward decl.
11667 (struct diagnostic_context): Add field "edit_context_ptr".
11668 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
11669 -fdiagnostics-generate-patch.
11670 (-fdiagnostics-generate-patch): New item.
11671 * toplev.c: Include "edit-context.h".
11672 (process_options): Set global_dc->edit_context_ptr to a new
11673 edit_context if the options need one.
11674 (toplev::main): Handle -fdiagnostics-generate-patch by using
11675 global_dc->edit_context_ptr.
11677 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11680 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
11681 map and firstprivate clauses on target construct for _Atomic
11683 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
11684 on target construct for _Atomic qualified decls.
11685 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
11687 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
11688 _Atomic qualified arguments not mentioned in uniform clause.
11690 2016-09-02 David Malcolm <dmalcolm@redhat.com>
11692 * Makefile.in (OBJS-libcommon): Add edit-context.o.
11693 * diagnostic-color.c (color_dict): Add "diff-filename",
11694 "diff-hunk", "diff-delete", and "diff-insert".
11695 (parse_gcc_colors): Update default value of GCC_COLORS in comment
11696 to reflect above changes.
11697 * doc/invoke.texi (-fdiagnostics-color): Update description of
11698 default GCC_COLORS, and of the supported capabilities.
11699 * edit-context.c: New file.
11700 * edit-context.h: New file.
11701 * input.c (struct fcache): Add field "missing_trailing_newline".
11702 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
11704 (add_file_to_cache_tab): Likewise.
11705 (fcache::fcache): Likewise.
11706 (get_next_line): Update c->missing_trailing_newline.
11707 (location_missing_trailing_newline): New function.
11708 * input.h (location_missing_trailing_newline): New decl.
11709 * selftest-run-tests.c (selftest::run_tests): Call
11710 edit_context_c_tests.
11711 * selftest.h (edit_context_c_tests): New decl.
11713 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11714 Richard Biener <rguenth@suse.de>
11716 PR tree-optimization/77444
11717 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
11718 as steptype, remove redundant initialization.
11720 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11723 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
11724 (sanopt_optimize_walker): Optimize away
11725 __asan_before_dynamic_init (...) followed by
11726 __asan_after_dynamic_init () without intervening memory loads/stores.
11727 * ipa-pure-const.c (special_builtin_state): Handle
11728 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
11729 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
11731 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11733 * cfg.c (free_original_copy_tables): Replace second assignment of
11734 bb_copy = NULL by bb_original = NULL.
11736 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11739 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
11740 assignment added in r216794.
11742 2016-09-02 David Malcolm <dmalcolm@redhat.com>
11744 * Makefile.in (OBJS): Add typed-splay-tree.o.
11745 * selftest-run-tests.c (selftest::run_tests): Call
11746 typed_splay_tree_c_tests.
11747 * selftest.h (typed_splay_tree_c_tests): New decl.
11748 * typed-splay-tree.c: New file.
11749 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
11750 (typed_splay_tree::max): New method.
11751 (typed_splay_tree::min): New method.
11752 (typed_splay_tree::foreach): New method.
11753 (typed_splay_tree::closure): New struct.
11754 (typed_splay_tree::inner_foreach_fn): New function.
11756 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11758 * ipa-cp.c (ipcp_store_bits_results): Change option name from
11759 -fipa-cp-bit to -fipa-bit-cp.
11761 2016-09-01 Martin Sebor <msebor@redhat.com>
11763 PR tree-optimization/71831
11764 * tree-object-size.h: Return bool instead of the size and add
11765 argument for the size.
11766 * tree-object-size.c (compute_object_offset): Update signature.
11767 (addr_object_size): Same.
11768 (compute_builtin_object_size): Return bool instead of the size
11769 and add argument for the size. Handle POINTER_PLUS_EXPR when
11770 optimization is disabled.
11771 (expr_object_size): Adjust.
11772 (plus_stmt_object_size): Adjust.
11773 (pass_object_sizes::execute): Adjust.
11774 * builtins.c (fold_builtin_object_size): Adjust.
11775 * doc/extend.texi (Object Size Checking): Update.
11776 * ubsan.c (instrument_object_size): Adjust.
11778 2016-09-01 Martin Sebor <msebor@redhat.com>
11780 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
11781 it fits the output of the formatted function regardless of its
11783 * genmodes.c (parser::parse_expr): Same.
11784 * gimplify.c (gimplify_asm_expr): Same.
11785 * passes.c (pass_manager::register_one_dump_file): Same.
11786 * print-tree.c (print_node): Same.
11788 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11790 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
11792 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11794 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
11796 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11798 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
11799 * config/rs6000/vector.md: Ditto.
11800 * config/rs6000/vsx.md: Ditto.
11802 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
11804 * ipa-inline-analysis.c (param_change_prob): Get to the base object
11805 first in all cases.
11807 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11809 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
11810 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
11811 *return_and_restore_gpregs_<mode>_r11,
11812 *return_and_restore_gpregs_<mode>_r12,
11813 *return_and_restore_gpregs_<mode>_r1,
11814 *return_and_restore_fpregs_<mode>_r11,
11815 *return_and_restore_fpregs_<mode>_r12,
11816 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
11817 directly instead of via the "l" constraint. Renumber operands.
11820 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11822 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
11823 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
11824 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
11825 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
11826 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
11827 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
11828 *call_value_nonlocal_darwin64, reload_macho_picbase,
11829 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
11830 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
11831 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
11832 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
11833 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
11834 *save_fpregs_<mode>_r1): Ditto.
11835 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
11836 *return_and_restore_gpregs_spe): Ditto.
11838 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11840 * config/rs6000/rs6000.md
11841 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
11842 the use of the link register.
11843 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
11845 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11846 Michael Meissner <meissner@linux.vnet.ibm.com>
11849 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
11850 reg+reg addressing for TImode.
11851 (rs6000_legitimate_address_p): Only allow register indirect
11852 addressing for TImode, even without TARGET_QUAD_MEMORY.
11854 2016-09-01 Richard Biener <rguenther@suse.de>
11856 PR middle-end/77436
11857 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
11858 check whether the result fits the desired result type.
11860 2016-09-01 Nathan Sidwell <nathan@acm.org>
11862 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
11864 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
11866 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
11868 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
11870 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11872 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
11873 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
11874 for comparisons of integer ZERO_EXTEND against zero.
11876 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
11878 * config/i386/i386.c (ix86_option_override_internal): Also disable the
11879 STV pass if -mstackrealign is enabled.
11881 2016-08-31 Ilya Verbin <iverbin@gmail.com>
11883 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
11886 2016-08-31 David Malcolm <dmalcolm@redhat.com>
11888 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
11889 (layout_range::intersects_line_p): New method.
11890 (test_range_contains_point_for_single_point): Rename to...
11891 (test_layout_range_for_single_point): ...this, and add testing
11892 for layout_range::intersects_line_p.
11893 (test_range_contains_point_for_single_line): Rename to...
11894 (test_layout_range_for_single_line): ...this, and add testing
11895 for layout_range::intersects_line_p.
11896 (test_range_contains_point_for_multiple_lines): Rename to...
11897 (test_layout_range_for_multiple_lines): ...this, and add testing
11898 for layout_range::intersects_line_p.
11899 (layout::layout): Populate m_fixit_hints.
11900 (layout::get_expanded_location): Handle the case of a line-span
11902 (layout::validate_fixit_hint_p): New method.
11903 (get_line_span_for_fixit_hint): New function.
11904 (layout::calculate_line_spans): Add spans for fixit-hints.
11905 (layout::should_print_annotation_line_p): New method.
11906 (layout::print_any_fixits): Drop param "richloc", instead using
11907 validated fixits in m_fixit_hints. Add "const" to hint pointers.
11908 (diagnostic_show_locus): Avoid printing blank annotation lines.
11909 (selftest::test_diagnostic_context::test_diagnostic_context):
11910 Initialize show_column and start_span.
11911 (selftest::test_diagnostic_context::start_span_cb): New static
11913 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
11914 (selftest::diagnostic_show_locus_c_tests): Update for function
11915 renamings. Call test_diagnostic_show_locus_fixit_lines.
11917 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
11919 PR tree-optimization/73714
11920 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
11922 2016-08-31 David Malcolm <dmalcolm@redhat.com>
11924 * selftest.c: Move "namespace selftest {" to top of file,
11925 removing explicit "selftest::" qualifiers throughout.
11927 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
11929 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
11931 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
11932 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
11933 Replace builtin with vector extension.
11934 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
11936 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
11937 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
11938 Replace builtin with vector extension.
11939 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
11940 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
11941 Replace builtin with vector extension.
11942 * config/i386/xmmintrin.h (__m128_u): New type.
11943 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
11944 (_mm_load_ps, _mm_store_ps): Simplify.
11946 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
11948 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
11950 2016-08-30 David Malcolm <dmalcolm@redhat.com>
11952 * diagnostic-show-locus.c (colorizer::begin_state): Support more
11953 than 3 ranges per diagnostic by alternating between color 1 and
11955 (layout::layout): Replace use of rich_location::MAX_RANGES
11956 with richloc->get_num_locations ().
11957 (layout::calculate_line_spans): Replace use of
11958 rich_location::MAX_RANGES with m_layout_ranges.length ().
11959 (layout::print_annotation_line): Handle arbitrary numbers of
11960 ranges in caret-printing by defaulting to '^'.
11961 (selftest::test_one_liner_many_fixits): New function.
11962 (test_diagnostic_show_locus_one_liner): Call it.
11963 * diagnostic.c (diagnostic_initialize): Update for renaming
11964 of rich_location::MAX_RANGES to
11965 rich_location::STATICALLY_ALLOCATED_RANGES.
11966 * diagnostic.h (struct diagnostic_context): Likewise.
11968 2016-08-30 David Malcolm <dmalcolm@redhat.com>
11970 * selftest.c (selftest::named_temp_file::named_temp_file): New
11972 (selftest::temp_source_file::~temp_source_file): Move to...
11973 (selftest::named_temp_file::~named_temp_file): ...here.
11974 (selftest::test_named_temp_file): New function.
11975 (selftest::selftest_c_tests): Call test_named_temp_file.
11976 * selftest.h (class named_temp_file): New class.
11977 (class temp_source_file): Convert to a subclass of named_temp_file.
11979 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
11981 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
11982 USEs of LR_REGNO in returns and sibcalls.
11983 (rs6000_output_mi_thunk): Similar.
11984 (rs6000_sibcall_aix): Similar.
11985 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
11986 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
11987 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
11988 Remove the USE of LR_REGNO from the patterns as well. Delete an
11990 (return_internal_<mode>): Delete.
11992 2016-08-30 Tamar Christina <tamar.christina@arm.com>
11994 * config/aarch64/aarch64-simd.md
11995 (aarch64_ld2<mode>_dreg_le): New.
11996 (aarch64_ld2<mode>_dreg_be): New.
11997 (aarch64_ld2<mode>_dreg): Removed.
11998 (aarch64_ld3<mode>_dreg_le): New.
11999 (aarch64_ld3<mode>_dreg_be): New.
12000 (aarch64_ld3<mode>_dreg): Removed.
12001 (aarch64_ld4<mode>_dreg_le): New.
12002 (aarch64_ld4<mode>_dreg_be): New.
12003 (aarch64_ld4<mode>_dreg): Removed.
12004 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
12006 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12008 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
12009 redundant location param.
12010 (test_one_liner_fixit_remove): Likewise.
12011 (test_one_liner_fixit_replace): Likewise.
12012 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
12013 * gcc-rich-location.c
12014 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
12015 get_range_from_loc. Drop overload taking a const char *.
12016 * gcc-rich-location.h
12017 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
12020 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
12022 * config/linux.c (linux_libc_has_function): Return true on musl.
12024 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
12026 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
12028 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
12030 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
12031 used for abnormal egdes.
12033 2016-08-30 Jakub Jelinek <jakub@redhat.com>
12035 PR tree-optimization/72866
12036 * tree-vect-patterns.c (search_type_for_mask): Turn into
12037 a small wrapper, move all code to ...
12038 (search_type_for_mask_1): ... this new function. Add caching
12039 and adjust recursive calls.
12042 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
12043 instead of lookup_type_die (type_main_variant (type)) even for array
12046 PR middle-end/77377
12047 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
12048 constant pool reference return x instead of c.
12050 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
12052 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
12055 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12058 (selftest::test_make_location_nonpure_range_endpoints): Fix
12061 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12063 * diagnostic-show-locus.c
12064 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
12066 (selftest::test_diagnostic_show_locus_one_liner): Call it.
12067 * input.c (get_pure_location): Move to libcpp/line-map.c.
12068 * input.h (get_pure_location): Convert decl to an inline function
12069 calling implementation in libcpp.
12071 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
12074 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
12075 template for intel asm dialect.
12076 (vec_set_hi_<mode><mask_name>): Ditto.
12078 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12080 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
12081 (selftest::fail_formatted): Likewise.
12083 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12085 * input.c (make_location): Call get_start and get_finish
12086 on the endpoints to avoid storing packed ranges or ad-hoc
12088 (selftest::test_make_location_nonpure_range_endpoints): New function.
12089 (selftest::input_c_tests): Call it.
12090 * input.h (get_start): New inline function.
12092 2016-08-29 Tom de Vries <tom@codesourcery.com>
12095 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
12098 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
12100 * Makefile.in (gcov-iov.h): Add dummy recipe.
12102 2016-08-29 Nathan Sidwell <nathan@acm.org>
12104 * config/nvptx/nvptx.c: #include tree-vrp.h.
12106 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
12109 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
12110 HIGH+LO construct during reload.
12112 2016-08-28 Tom de Vries <tom@codesourcery.com>
12115 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
12116 'sysv_abi va_list' attribute.
12117 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
12118 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
12121 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12123 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
12124 * emit-rtl.c (unshare_all_rtl_1): Adjust.
12125 (unshare_all_rtl_again): Likewise.
12126 * function.c (assign_stack_local_1): Likewise.
12127 (assign_stack_temp_for_type): Likewise.
12129 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12131 * cfgbuild.c (make_edges): Adjust.
12132 * cfgrtl.c (can_delete_label_p): Likewise.
12133 * dwarf2cfi.c (create_trace_edges): Likewise.
12134 * except.c (sjlj_emit_dispatch_table): Likewise.
12135 * function.h (struct expr_status): make x_forced_labels a vector.
12136 * jump.c (rebuild_jump_labels_1): Adjust.
12137 * reload1.c (set_initial_label_offsets): Likewise.
12138 * stmt.c (force_label_rtx): Likewise.
12139 (expand_label): Likewise.
12141 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12143 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
12145 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
12147 PR tree-optimization/71077
12148 PR tree-optimization/68542
12149 * fold-const.c (fold_relational_const): Fix folding of
12150 VECTOR_CST comparisons that have a scalar boolean result type.
12151 (selftest::test_vector_folding): New static function.
12152 (selftest::fold_const_c_tests): Call it.
12154 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
12156 * doc/extend.texi (SPU Built-in Functions): Remove stale
12157 references to material formerly at IBM and Sony.
12159 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
12162 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
12164 2016-08-26 David Malcolm <dmalcolm@redhat.com>
12166 * diagnostic-show-locus.c
12167 (selftest::test_fixit_consolidation): New function.
12168 (selftest::diagnostic_show_locus_c_tests): Call it.
12169 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
12170 constructor based on source_range.
12172 2016-08-26 David Malcolm <dmalcolm@redhat.com>
12174 * diagnostic-color.c (color_dict): Add "fixit-insert" and
12176 (parse_gcc_colors): Update description of default GCC_COLORS.
12177 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
12178 (colorizer::set_fixit_insert): New method.
12179 (colorizer::set_fixit_delete): New method.
12180 (colorizer::get_color_by_name): New method.
12181 (colorizer::STATE_FIXIT_INSERT): New constant.
12182 (colorizer::STATE_FIXIT_DELETE): New constant.
12183 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
12184 fields in favor of new field "m_stop_color". Add fields
12185 "m_fixit_insert" and "m_fixit_delete".
12186 (colorizer::colorizer): Update for above changes. Replace
12187 colorize_start calls with calls to get_color_by_name.
12188 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
12189 STATE_FIXIT_DELETE. Update for field renamings.
12190 (colorizer::finish_state): Simplify by using m_stop_color,
12191 rather than multiple identical "*_ce" fields.
12192 (colorizer::get_color_by_name): New method.
12193 (layout::print_any_fixits): Print insertions and replacements
12194 using the "fixit-insert" color, and deletions using the
12195 "fixit-delete" color.
12196 * doc/invoke.texi (-fdiagnostics-color): Update description of
12197 default GCC_COLORS, and of the supported capabilities.
12199 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
12201 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
12202 current_function_static_stack_size variable with the static
12203 stack frame size of the current function when
12204 flag_stack_usage_info is enabled.
12206 2016-08-26 Nathan Sidwell <nathan@acm.org>
12208 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
12209 assignment inside if condition.
12211 2016-08-26 Richard Biener <rguenther@suse.de>
12213 PR tree-optimization/69047
12214 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
12215 extracts similar to what FRE does.
12216 (non_rewritable_mem_ref_base): Likewise.
12218 2016-08-26 Joseph Myers <joseph@codesourcery.com>
12220 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
12221 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
12222 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12223 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12224 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
12226 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12227 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12228 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12229 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
12230 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12232 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12235 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
12236 reservation duration to 15 cycles.
12237 (cortex_a8_vfp_macs): Likewise.
12238 (cortex_a8_vfp_macd): Likewise.
12239 (cortex_a8_vfp_divs): Likewise.
12240 (cortex_a8_vfp_divd): Likewise.
12242 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12244 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
12245 (aarch_macro_fusion_pair_p): Use above to avoid early return.
12247 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12248 Martin Jambhor <mjambor@suse.cz>
12250 * common.opt: New option -fipa-bit-cp.
12251 * doc/invoke.texi: Document -fipa-bit-cp.
12252 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
12253 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
12254 * tree-ssa-ccp.h: New header file.
12255 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
12256 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
12257 Replace all occurences of tree parameter by two new params: signop, int.
12258 (bit_value_unop_1): Change to bit_value_unop and export it.
12259 Replace all occurences of tree parameter by two new params: signop,
12261 (bit_value_binop): Change call from bit_value_binop_1 to
12263 (bit_value_assume_aligned): Likewise.
12264 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
12265 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
12267 (ccp_finalize): Skip processing if val->mask == 0.
12268 * ipa-cp.c: Include tree-ssa-ccp.h
12269 (ipcp_bits_lattice): New class.
12270 (ipcp_param_lattice (bits_lattice): New member.
12271 (print_all_lattices): Call ipcp_bits_lattice::print.
12272 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
12273 (initialize_node_lattices): Likewise.
12274 (propagate_bits_accross_jump_function): New function.
12275 (propagate_constants_accross_call): Call
12276 propagate_bits_accross_jump_function.
12277 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
12278 (ipcp_store_bits_results): New function.
12279 (ipcp_driver): Call ipcp_store_bits_results.
12280 * ipa-prop.h (ipa_bits): New struct.
12281 (ipa_jump_func): Add new member bits of type ipa_bits.
12282 (ipa_param_descriptor): Change decl to decl_or_type.
12283 (ipa_get_param): Change decl to decl_or_type and assert on
12285 (ipa_get_type): New function.
12286 (ipcp_transformation_summary): New member bits.
12287 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
12288 (ipa_populate_param_decls): Likewise.
12289 (ipa_dump_param): Likewise.
12290 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
12292 (ipa_set_jf_unknown): Set ipa_bits::known to false.
12293 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
12295 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
12296 (ipa_write_jump_function): Add streaming for ipa_bits.
12297 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
12298 (write_ipcp_transformation_info): Add streaming for ipa_bits
12299 summary for ltrans.
12300 (read_ipcp_transfomration_info): Add support for reading streamed
12302 (ipcp_update_bits): New function.
12303 (ipcp_transform_function): Call ipcp_update_bits.
12305 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
12307 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
12308 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
12310 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
12312 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
12314 2016-08-25 Richard Biener <rguenther@suse.de>
12316 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
12317 Only add locations in late dwarf.
12318 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
12319 (dwarf2out_early_finish): But do it here.
12321 2016-08-24 Michael Collison <michael.collison@linaro.org>
12322 Michael Collison <michael.collison@arm.com>
12324 * config/arm/arm-modes.def: Add new condition code mode CC_V
12325 to represent the overflow bit.
12326 * config/arm/arm.c (maybe_get_arm_condition_code):
12327 Add support for CC_Vmode.
12328 (arm_gen_unlikely_cbranch): New function to generate common
12329 rtl conditional branches for overflow patterns.
12330 * config/arm/arm-protos.h: Add prototype for
12331 arm_gen_unlikely_cbranch.
12332 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
12333 addsi3_compareV_upper): New patterns to support signed
12334 builtin overflow add operations.
12335 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
12336 New patterns to support unsigned builtin add overflow operations.
12337 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
12338 builtin overflow subtract operations,
12339 (usubv<mode>4): New patterns to support unsigned builtin subtract
12340 overflow operations.
12341 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
12342 to support builtin overflow negate operations.
12344 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12347 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12349 * explow.c (get_dynamic_stack_size): Take known alignment of stack
12350 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
12353 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
12355 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
12356 MULTILIB_OPTIONS should be used. Small wording fixes.
12357 * genmultilib: Memorize set of all option combinations in
12358 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
12359 found in MULTILIB_OPTIONS by checking if option set is listed in
12360 combination_space. Output new and existing error message to stderr.
12362 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
12364 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
12365 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
12366 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
12367 (MULTILIB_REUSE): Remove reuse rules for option set including
12368 -mfpu=fp-armv8 and -mfpu=vfpv4
12370 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
12372 * config/arm/t-rtems: Add vfp multilib.
12374 2016-08-23 Ian Lance Taylor <iant@golang.org>
12376 * config/s390/s390.c (s390_asm_file_start): Call
12377 default_file_start.
12379 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12381 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
12382 initialization of all 0's to the 0 constant, instead of directly
12383 generating XOR. Add support for V4SImode vector initialization on
12384 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
12385 initialization. Change variables used in V4SFmode vector
12386 intialization. For V4SFmode vector splat on ISA 3.0, make sure
12387 any memory addresses are in index form. Add support for using
12388 VSPLTH/VSPLTB to initialize vector short and vector char vectors
12389 with all of the same element.
12390 (regno_or_subregno): New helper function to return a register
12391 number for either REG or SUBREG.
12392 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
12393 Use regno_or_subregno where possible.
12394 (rs6000_split_v4si_init_di_reg): New helper function to build up a
12395 DImode value from two SImode values in order to generate V4SImode
12396 vector initialization on 64-bit systems with direct move.
12397 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
12399 (rtx_is_swappable_p): V4SImode vector initialization insn is not
12401 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
12403 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
12404 attributes to initialize V8HImode and V16QImode vectors with the
12406 (VSX_SPLAT_COUNT): Likewise.
12407 (VSX_SPLAT_SUFFIX): Likewise.
12408 (UNSPEC_VSX_VEC_INIT): New unspec.
12409 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
12410 Allow SFmode values to come from Altivec registers.
12411 (vsx_init_v4si): New insn/split for V4SImode vector initialization
12412 on 64-bit systems with direct move.
12413 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
12414 vector initializations, to allow V4SImode vector initializations
12415 on 64-bit systems with direct move.
12416 (vsx_splat_v4si): Likewise.
12417 (vsx_splat_v4si_di): Likewise.
12418 (vsx_splat_v4sf): Likewise.
12419 (vsx_splat_v4sf_internal): Likewise.
12420 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
12422 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
12423 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
12424 initializing V8HImode and V16QImode vectors with the same
12426 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
12427 optimization if -maltivec=be.
12429 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
12431 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
12432 attribute for alternatives 3 and 4.
12434 2016-08-23 David Malcolm <dmalcolm@redhat.com>
12436 * selftest.c (selftest::assert_str_contains): New function.
12437 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
12438 * selftest.h (selftest::assert_str_contains): New decl.
12439 (ASSERT_STR_CONTAINS): New macro.
12441 2016-08-23 Richard Biener <rguenther@suse.de>
12443 PR tree-optimization/77286
12444 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
12446 (vect_transform_loop): Split exit edges of loop and scalar
12447 loop if required and at the appropriate time.
12449 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12451 * explow.c (get_dynamic_stack_size): Take known alignment of stack
12452 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
12454 Correct a typo in a comment.
12456 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12458 * config/s390/s390.md ("*andc_split"): New splitter for and with
12461 2016-08-23 Richard Biener <rguenther@suse.de>
12463 PR tree-optimization/27336
12464 * tree-vrp.c (infer_value_range): Handle stmts that can throw
12465 by looking for a non-EH edge.
12466 (process_assert_insertions_for): Likewise.
12468 2016-08-23 Richard Biener <rguenther@suse.de>
12470 PR middle-end/77305
12471 * statistics.c (statistics_counter_event): Robustify against
12474 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12476 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
12477 for targets amdfam10 and barcelona.
12479 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
12481 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
12482 (zero_extend<mode>di2): Ditto.
12483 (*zero_extend<mode>si2): Ditto.
12484 (*zero_extendqihi2): Ditto.
12486 2016-08-22 Joseph Myers <joseph@codesourcery.com>
12488 PR middle-end/77269
12489 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
12490 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
12492 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
12494 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
12495 identical consecutive elements.
12496 [SSA_NAME]: Print the name's def stmt on its own line. When printing
12497 the node's def stmt, avoid printing an unwanted trailing newline by
12498 replacing the call to print_gimple_stmt() with its inlined body and
12499 adjusting it to not set pp_needs_newline and to call pp_flush()
12500 instead of pp_newline_and_flush().
12502 2016-08-22 Joseph Myers <joseph@codesourcery.com>
12504 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
12505 (float32_type_node, float64_type_node, float32x_type_node)
12506 (float128x_type_node): New macros.
12507 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
12508 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
12509 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
12510 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
12511 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
12512 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
12513 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
12514 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
12515 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
12516 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
12517 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
12518 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
12519 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
12520 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
12521 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
12522 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
12523 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
12524 (copysign, fabs, huge_val, inf, nan, nans): Use it.
12525 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
12527 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
12528 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
12529 * doc/extend.texi (Other Builtins): Document these built-in
12531 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
12534 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
12536 * doc/install.texi (Binaries): www.opencsw.org now uses https.
12538 2016-08-22 Richard Biener <rguenther@suse.de>
12540 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
12542 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
12545 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
12546 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
12547 non-SSE2 athlons only, otherwise prefer SSE prefetches.
12549 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12551 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
12552 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
12553 (vrp_visit_switch_stmt): Likewise.
12554 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
12555 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
12556 (vrp_visit_stmt): Use extract_range_from_stmt.
12557 (vrp_visit_phi_node): Use extract_range_from_phi_node.
12559 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12561 * Makefile.in: Add tree-vrp.h to GTFILES.
12562 * gengtype.c (open_base_files): Add tree-vrp.h.
12563 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
12564 * builtins.c: Likewise.
12565 * fold-const.c: Likewise.
12566 * gimple-builder.c: Likewise.
12567 * gimple-laddress.c: Likewise.
12568 * hsa-gen.c: Likewise.
12569 * internal-fn.c: Likewise.
12571 * targhooks.c: Liewise,
12572 * tree-ssa-address.c: Likewise.
12573 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
12574 * tree-vrp.c (struct value_range): Move to tree-vrp.h
12575 * tree-vrp.h: New file.
12577 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12579 PR tree-optimization/61839
12580 * tree-vrp.c (two_valued_val_range_p): New.
12581 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
12582 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
12583 Also Convert VAR BINOP CST where VAR is two-valued to
12584 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
12586 2016-08-19 David Malcolm <dmalcolm@redhat.com>
12588 * diagnostic-show-locus.c
12589 (layout::annotation_line_showed_range_p): New method.
12590 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
12591 Reimplement case fixit_hint::REPLACE to cover removals, and
12592 replacements where the range of the replacement isn't one
12593 of the ranges in the rich_location.
12594 (test_one_liner_fixit_replace): Likewise.
12595 (selftest::test_one_liner_fixit_replace_non_equal_range): New
12597 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
12599 (selftest::test_diagnostic_show_locus_one_liner): Call the new
12601 * diagnostic.c (print_parseable_fixits): Remove case
12602 fixit_hint::REMOVE.
12604 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
12607 * config/i386/i386.c (ix86_option_override_internal): Remove
12608 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
12609 Enable SSE prefetch also for TARGET_PREFETCHWT1.
12610 Do not try to enable TARGET_PRFCHW ISA flag here.
12611 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
12612 Rewrite expander function body.
12613 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
12615 2016-08-19 Joseph Myers <joseph@codesourcery.com>
12618 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
12619 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
12620 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
12621 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
12622 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
12623 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
12624 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
12625 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
12626 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
12628 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
12630 (struct floatn_type_info): New structure type.
12631 (floatn_nx_types): New variable declaration.
12632 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
12633 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
12634 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
12635 * tree.c (floatn_nx_types): New variable.
12636 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
12637 corresponding complex types.
12638 * target.def (floatn_mode): New hook.
12639 * targhooks.c: Include "real.h".
12640 (default_floatn_mode): New function.
12641 * targhooks.h (default_floatn_mode): New prototype.
12642 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
12644 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
12645 effective-target and dg-add-options keywords.
12646 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
12647 Document new effective-target keywords.
12648 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
12649 * doc/tm.texi: Regenerate.
12650 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
12651 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
12652 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
12654 * real.h (struct real_format): Add field ieee_bits.
12655 * real.c (ieee_single_format, mips_single_format)
12656 (motorola_single_format, spu_single_format, ieee_double_format)
12657 (mips_double_format, motorola_double_format)
12658 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
12659 (ieee_extended_intel_128_format)
12660 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
12661 (mips_extended_format, ieee_quad_format, mips_quad_format)
12662 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
12663 (decimal_double_format, decimal_quad_format, ieee_half_format)
12664 (arm_half_format, real_internal_format: Initialize ieee_bits
12666 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
12667 float128_type_node. Set float80_type_node to float64x_type_node
12668 if appropriate and long_double_type_node not appropriate.
12669 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
12670 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
12671 Initialize ieee_bits field.
12672 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
12673 (rs6000_init_builtins): Set ieee128_float_type_node to
12674 float128_type_node.
12675 (rs6000_floatn_mode): New function.
12677 2016-08-19 Jakub Jelinek <jakub@redhat.com>
12679 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
12680 _rdseed64_step): Uglify argument names and/or local variable names
12681 in inline functions.
12682 * config/i386/rtmintrin.h (_xabort): Likewise.
12683 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
12684 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
12685 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
12686 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
12687 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
12688 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
12689 _mm_maskz_ternarylogic_epi32): Likewise.
12690 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
12691 __lwpins32, __lwpins64): Likewise.
12692 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
12693 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
12694 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
12695 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
12696 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
12697 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
12698 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
12699 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
12700 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
12701 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
12702 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
12703 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
12704 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
12705 _mm256_mask_i64gather_epi32): Likewise.
12706 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
12707 * config/i386/ia32intrin.h (__writeeflags): Likewise.
12708 * config/i386/pkuintrin.h (_wrpkru): Likewise.
12709 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
12710 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
12711 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
12712 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
12713 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
12714 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
12715 _mm512_mask_prefetch_i64scatter_ps): Likewise.
12716 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
12717 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
12718 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
12719 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
12720 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
12721 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
12722 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
12723 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
12725 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
12727 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
12728 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
12730 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
12731 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
12733 (_rdpkru_u32): Add space after function name.
12735 * config/i386/t-i386 (i386-c.o): Don't depend on
12736 i386-builtin-types.inc.
12737 (i386.o): Depend on i386-builtin-types.inc.
12739 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
12742 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
12743 Use const_vec_duplicate to check for duplicated elements.
12745 2016-08-19 Richard Biener <rguenther@suse.de>
12747 PR tree-optimization/77290
12748 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12749 Fix flag_tree_parallelize_loops check.
12751 2016-08-19 Richard Biener <rguenther@suse.de>
12753 * match.pd (x | 0 -> x): Add.
12755 2016-08-19 Richard Biener <rguenther@suse.de>
12757 PR tree-optimization/77286
12758 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
12759 Deal with virtual PHIs being out-of-order.
12761 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12763 * doc/invoke.texi (fverbose-asm): Note that source code lines
12764 are emitted, and provide an example.
12765 * final.c (asm_show_source): New function.
12766 (final_scan_insn): Call asm_show_source.
12768 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12770 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
12771 param with diagnostic_kind.
12772 (class colorizer): Similarly replace field m_diagnostic with
12774 (colorizer::colorizer): Replace diagnostic
12775 param with diagnostic_kind.
12776 (colorizer::begin_state): Update for above field change.
12777 (layout::layout): Replace diagnostic param with rich_location *
12778 and diagnostic_kind.
12779 (diagnostic_show_locus): Replace diagnostic param with richloc
12780 and diagnostic_kind.
12781 (class selftest::test_diagnostic_context): New class.
12782 (selftest::test_diagnostic_show_locus_unknown_location): New
12784 (selftest::test_one_liner_simple_caret): New function.
12785 (selftest::test_one_liner_caret_and_range): New function.
12786 (selftest::test_one_liner_multiple_carets_and_ranges): New
12788 (selftest::test_one_liner_fixit_remove): New function.
12789 (selftest::test_one_liner_fixit_replace): New function.
12790 (selftest::test_diagnostic_show_locus_one_liner): New function.
12791 (selftest::diagnostic_show_locus_c_tests): Call the new test
12793 * diagnostic.c (diagnostic_initialize): Initialize
12794 colorize_source_p, show_ruler_p and parseable_fixits_p.
12795 (default_diagnostic_finalizer): Update for change to
12796 diagnostic_show_locus.
12797 (diagnostic_append_note): Likewise.
12798 * diagnostic.h (diagnostic_show_locus): Replace
12799 const diagnostic_info * param with location * and diagnostic_t.
12801 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12803 * input.c (saved_line_table): New global.
12804 (class selftest::temp_line_table): Rename to line_table_test and
12805 move declaration to selftest.h, and drop field m_old_line_table.
12806 (selftest::temp_line_table::temp_line_table): Rename ctor to...
12807 (selftest::line_table_test::line_table_test): ...this. Add a
12808 default ctor. Store current value of line_table within
12810 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
12811 (selftest::line_table_test::~line_table_test): ...this, and
12812 restore line_table from the saved_line_table, rather than
12814 (selftest::test_accessing_ordinary_linemaps): Update for above
12816 (selftest::test_lexer): Likewise.
12817 (struct selftest::lexer_test): Likewise.
12818 (selftest::lexer_test::lexer_test): Likewise.
12819 (selftest::input_c_tests): Move the looping over test cases from
12821 (selftest::for_each_line_table_case): New function.
12822 * input.h (saved_line_table): New decl.
12823 * selftest.h (struct selftest::line_table_case): New forward decl.
12824 (class selftest::line_table_test): New class, moved here from
12825 selftest::temp_line_table in input.c, and renamed.
12826 (selftest::for_each_line_table_case): New decl.
12828 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
12831 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
12833 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
12835 PR middle-end/70895
12836 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
12837 enclosing parallel construct for reduction variables on OpenACC loop
12840 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
12842 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
12843 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
12845 (function_to_dwarf_procedure): Update comment.
12847 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12849 * input.c (diagnostics_file_cache_forcibly_evict_file): New
12851 * input.h (diagnostics_file_cache_forcibly_evict_file): New
12853 * selftest.c (selftest::temp_source_file::~temp_source_file):
12854 Evict m_filename from the diagnostic file cache.
12856 2016-08-18 Richard Biener <rguenther@suse.de>
12858 * tree-pass.h (make_pass_materialize_all_clones): Declare.
12859 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
12860 make_pass_materialize_all_clones): New simple IPA pass encapsulating
12861 clone materialization.
12862 * passes.def (all_late_ipa_passes): Start with
12863 pass_materialize_all_clones.
12864 * cgraphunit.c (symbol_table::compile): Remove call to
12865 materialize_all_clones.
12866 * tree-into-ssa.c: Include statistics.h.
12867 (update_ssa): Count number of times we do incremental/rewrite
12870 2016-08-18 Richard Biener <rguenther@suse.de>
12872 PR tree-optimization/77282
12873 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12874 When doing auto-parallelizing also prevent use of PHIs that
12875 carry dependences across loop backedges.
12877 2016-08-18 Tamar Christina <tamar.christina@arm.com>
12878 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12880 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
12882 2016-08-18 Richard Biener <rguenther@suse.de>
12884 * ssa-iterators.h (ssa_vuse_operand): New inline.
12885 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
12886 (predicate_all_scalar_phis): Use remove_phi_node to remove
12887 phi nodes predicated. Delay removing virtual PHIs.
12888 (predicate_mem_writes): Update virtual operands.
12889 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
12890 (tree_if_conversion): Do not rewrite virtual SSA form.
12891 * tree-phinodes.c (release_phi_node): Make static.
12892 * tree-phinodes.h (release_phi_node): Remove.
12894 2016-08-18 Jakub Jelinek <jakub@redhat.com>
12896 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
12897 codes that appear in bdesc_* arrays, instead include i386-builtin.def
12898 twice to define those.
12899 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
12900 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
12901 bdesc_multi_arg): Define by including i386-builtin.def the third time.
12902 * config/i386/i386-builtin.def: New file.
12904 2016-08-17 David Malcolm <dmalcolm@redhat.com>
12906 * input.c (get_source_range_for_char): Rename to...
12907 (selftest::get_source_range_for_char): ...this, and move within
12908 the #if CHECKING_P guard.
12909 (get_num_source_ranges_for_substring): Rename to...
12910 (selftest::get_num_source_ranges_for_substring): ...this, move
12911 within the #if CHECKING_P guard, and make static.
12912 (selftest::assert_num_substring_ranges): Initialize
12915 2016-08-18 Alan Modra <amodra@gmail.com>
12917 PR rtl-optimization/72771
12918 * reload.c (find_reloads): Don't assume that a subreg mem is OK
12919 when find_reloads_toplev returns address_reloaded==-1.
12920 (alternative_allows_const_pool_ref): Update comment.
12922 2015-08-17 Alan Hayward <alan.hayward@arm.com>
12924 PR tree-optimization/71752
12925 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
12926 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
12928 2016-08-17 Jakub Jelinek <jakub@redhat.com>
12930 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
12931 instead of testing ECF_NORETURN bit in gimple_call_flags.
12932 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
12933 * predict.c (tree_bb_level_predictions): Likewise.
12934 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
12936 PR middle-end/77259
12937 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
12938 turning a call into __builtin_unreachable-like noreturn call, adjust
12939 gimple_call_set_fntype.
12940 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
12941 gimple_call_fntype has void return type.
12943 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
12945 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
12946 maybe_lookup_decl, to handle nested acc loop directives.
12948 2016-08-17 Richard Biener <rguenther@suse.de>
12950 PR tree-optimization/76490
12951 * tree-vrp.c (update_value_range): Preserve overflow infinities
12952 when intersecting with ranges from get_range_info.
12953 (operand_less_p): Handle overflow infinities correctly.
12954 (value_range_constant_singleton): Use vrp_operand_equal_p
12955 to handle overflow max/min correctly.
12956 (vrp_valueize): Likewise.
12957 (union_ranges): Likewise.
12958 (intersect_ranges): Likewise.
12959 (vrp_visit_phi_node): Improve iteration limitation to only
12960 apply when we'll possibly re-visit the PHI via a changed argument
12963 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
12965 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
12966 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
12967 rather than those that should not be built.
12969 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
12972 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
12974 2016-08-17 Richard Biener <rguenther@suse.de>
12976 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
12977 (verify_vssa): New function verifying virtual SSA form.
12978 (verify_ssa): Call it.
12979 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
12980 Do not apply loop-closed SSA handling to virtuals.
12981 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
12982 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
12983 when rewriting their symbol.
12984 (prepare_def_site_for): Likewise.
12985 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
12986 operands of moved stmts.
12988 2016-08-17 Richard Biener <rguenther@suse.de>
12990 PR tree-optimization/23855
12991 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
12992 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
12993 find guards to hoist. Do not update SSA form but rewrite virtuals
12994 into loop closed SSA.
12995 (find_loop_guard): Adjust to skip already hoisted guards. Do
12996 not mark virtuals for renaming or update SSA form.
12998 2016-08-17 Martin Liska <mliska@suse.cz>
13000 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
13001 a LONG_LONG_TYPE_SIZE comparison.
13002 * gcov-io.h: Remove macro definitions.
13003 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
13004 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
13007 2016-08-16 Jakub Jelinek <jakub@redhat.com>
13009 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
13010 that builtins not mentioned in bdesc_* arrays come first, then
13011 the ones mentioned in bdesc_* arrays in the order they appear in
13012 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
13013 IX86_BUILTIN__BDESC_*_LAST enumerator.
13014 (bdesc_mpx): Fix up a comment typo.
13015 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
13016 __builtin_ia32_vpcomneu[bwdq] builtins.
13017 (BDESC_VERIFY, BDESC_VERIFYS): Define.
13018 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
13019 enum ix86_builtins ordering.
13020 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
13021 for direct bdesc_* array member access instead of searching all the
13022 arrays until an fcode match is found.
13024 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
13026 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
13027 pattern as define_insn_and_split. Split insn before reload to
13029 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
13030 <shift_insn><mode>3_1.
13031 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
13032 <rotate_insn><mode>3_1.
13034 2016-08-16 David Malcolm <dmalcolm@redhat.com>
13037 * input.c (get_source_range_for_substring): Rename to...
13038 (get_source_location_for_substring): ...this, adding param
13039 "caret_idx", and converting output param from source_range * to
13041 (get_source_range_for_char): New function.
13042 (get_num_source_ranges_for_substring): Update comment to reflect
13044 (assert_char_at_range): Update to use get_source_range_for_char
13045 rather than get_source_range_for_substring.
13046 (test_lexer_string_locations_concatenation_2): Likewise.
13047 * substring-locations.h (get_source_range_for_substring): Rename
13049 (get_source_location_for_substring): ...this, and adding param
13050 "caret_idx", and converting output param from source_range * to
13053 2016-08-16 David Malcolm <dmalcolm@redhat.com>
13055 * input.c (class selftest::temp_source_file): Move to
13057 (selftest::temp_source_file::temp_source_file): Move to
13059 (selftest::temp_source_file::~temp_source_file): Likewise.
13060 * selftest.c (selftest::temp_source_file::temp_source_file): Move
13062 (selftest::temp_source_file::~temp_source_file): Likewise.
13063 * selftest.h (class selftest::temp_source_file): Move here from
13066 2016-08-16 Jakub Jelinek <jakub@redhat.com>
13069 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
13070 inlining, add cgraph edge for the added __builtin_unreachable call.
13072 PR middle-end/67485
13073 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
13074 only cast it to SHWI for the final comparison.
13076 2016-08-16 Martin Liska <mliska@suse.cz>
13078 PR gcov-profile/36412
13079 * doc/gcov.texi: Document --hash-filenames(-x).
13080 * gcov.c (print_usage): Add the option.
13081 (process_args): Process the option, sort options alphabetically.
13082 (md5sum_to_hex): New function.
13083 (make_gcov_file_name): Do the md5sum and append it to a
13086 2016-08-16 Bin Cheng <bin.cheng@arm.com>
13088 PR tree-optimization/69848
13089 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
13090 and swtich operands to avoid additional NOT instruction.
13091 (vcond<v_cmp_mixed><mode>): Ditto.
13092 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
13094 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
13096 * doc/install.texi (*-*-solaris2*): Adjust latest change.
13098 2016-08-16 Richard Biener <rguenther@suse.de>
13100 PR tree-optimization/76783
13101 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
13102 BB visited flags at start.
13104 2016-08-16 Bin Cheng <bin.cheng@arm.com>
13106 PR tree-optimization/72817
13107 PR tree-optimization/73450
13108 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
13109 multiple_of_p for adjusted IV.base.
13111 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
13114 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
13115 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
13116 for !flag_finite_math_only or flag_signed_zeros.
13117 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
13118 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
13119 depend on flag_finite_math_only.
13120 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
13122 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
13123 (*ieee_smin<mode>3): Ditto.
13124 (*ieee_smax<mode>3): Ditto.
13125 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
13126 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
13128 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
13129 depend on flag_finite_math_only.
13130 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
13131 (*mmx_<code>v2sf3): Remove.
13132 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
13133 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
13134 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
13136 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
13138 PR rtl-optimization/73650
13139 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
13140 it is not a simple move.
13142 2016-08-15 Martin Liska <mliska@suse.cz>
13145 * gcc.c (do_spec_1): Call save_string with the right size.
13146 (save_string): Do an assert about string we copy.
13148 2016-08-15 Richard Biener <rguenther@suse.de>
13150 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
13151 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
13153 (pass_data_stv): Likewise.
13155 2016-08-15 Richard Biener <rguenther@suse.de>
13157 PR tree-optimization/73434
13158 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
13159 TBAA info on the base when forwarding a non-invariant address.
13161 2016-08-15 Jakub Jelinek <jakub@redhat.com>
13163 * dwarf2out.c (struct checksum_attributes): Add
13164 at_string_length_bit_size and at_string_length_byte_size fields.
13165 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
13166 and DW_AT_string_length_byte_size.
13167 (die_checksum_ordered): Handle at_string_length_bit_size and
13168 at_string_length_byte_size.
13169 (gen_array_type_die): For dwarf_version >= 5 emit
13170 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
13171 (adjust_string_types): For dwarf_version >= 5 remove
13172 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
13173 (resolve_addr): Likewise.
13176 * dwarf2out.c (string_types): New variable.
13177 (gen_array_type_die): Change early_dwarf handling of
13178 DW_AT_string_length, create DW_OP_call4 referencing the
13179 length var temporarily. Handle parameters that are pointers
13181 (adjust_string_types): New function.
13182 (gen_subprogram_die): Temporarily set string_types to local var,
13183 call adjust_string_types if needed.
13184 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
13186 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
13188 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
13190 * doc/install.texi (*-*-solaris2*): Fix version number and document
13191 requirement on GNU make for building libjava with the Solaris linker.
13193 2016-08-15 Martin Liska <mliska@suse.cz>
13194 Jakub Jelinek <jakub@redhat.com>
13196 PR tree-optimization/72824
13197 * tree-loop-distribution.c (const_with_all_bytes_same)
13198 <case VECTOR_CST>: Fix a typo.
13200 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
13203 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
13204 Renamed from _mm512_undefined_si512.
13205 (_mm_undefined_si512): New definition.
13207 2016-08-13 Richard Biener <rguenther@suse.de>
13209 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
13210 into PHIs and update the lattice for its def.
13212 2016-08-12 Jakub Jelinek <jakub@redhat.com>
13215 * ubsan.c (instrument_si_overflow): Pass true instead of false
13217 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
13218 of bbs. Return TODO_cleanup_cfg if any returned true.
13220 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
13222 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
13223 ISA 3.0 MTVSRDD instruction.
13224 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
13227 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
13229 PR tree-optimization/71083
13230 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
13231 bitfield access when possible.
13233 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
13235 PR middle-end/71654
13236 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
13237 sign-changing cast from a shorter unsigned type to a wider
13240 2016-08-12 Jakub Jelinek <jakub@redhat.com>
13242 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
13243 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
13244 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
13246 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13248 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
13249 Correct costs for vec_construct.
13251 2016-08-12 Bin Cheng <bin.cheng@arm.com>
13253 PR tree-optimization/69848
13254 * tree-vectorizer.h (enum vect_def_type): New condition reduction
13255 type CONST_COND_REDUCTION.
13256 * tree-vect-loop.c (vectorizable_reduction): Support new condition
13257 reudction type CONST_COND_REDUCTION.
13259 2016-08-12 Richard Biener <rguenther@suse.de>
13261 PR tree-optimization/57326
13262 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
13263 returning an SSA name.
13264 (phi_translate_1): When fully_constant_expression returns a NAME
13265 make sure we have a leader for it.
13267 2016-08-12 Martin Liska <mliska@suse.cz>
13268 Adam Fineman <afineman@afineman.com>
13270 * gcov.c (process_file): Create .gcov file when .gcda
13273 2016-08-12 Marek Polacek <polacek@redhat.com>
13276 * alias.c (find_base_value): Adjust fall through comment.
13277 * cfgexpand.c (expand_debug_expr): Likewise.
13278 * combine.c (find_split_point): Likewise.
13279 (expand_compound_operation): Likewise. Add FALLTHRU.
13280 (make_compound_operation): Adjust fall through comment.
13281 (canon_reg_for_combine): Add FALLTHRU.
13282 (force_to_mode): Adjust fall through comment.
13283 (simplify_shift_const_1): Likewise.
13284 (simplify_comparison): Likewise.
13285 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
13287 * config/aarch64/predicates.md: Likewise.
13288 * config/i386/i386.c (function_arg_advance_32): Likewise.
13289 (ix86_gimplify_va_arg): Likewise.
13290 (print_reg): Likewise.
13291 (ix86_print_operand): Likewise.
13292 (ix86_build_const_vector): Likewise.
13293 (ix86_expand_branch): Likewise.
13294 (ix86_sched_init_global): Adjust fall through comment.
13295 (ix86_expand_args_builtin): Add FALLTHRU.
13296 (ix86_expand_builtin): Likewise.
13297 (ix86_expand_vector_init_one_var): Likewise.
13298 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
13299 (rs6000_adjust_cost): Likewise.
13300 (insn_must_be_first_in_group): Likewise.
13301 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
13302 * dbxout.c (dbxout_symbol): Adjust fall through comment.
13303 * df-scan.c (df_uses_record): Likewise.
13304 * dojump.c (do_jump): Add FALLTHRU.
13305 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
13307 (resolve_args_picking_1): Adjust fall through comment.
13308 (loc_list_from_tree_1): Likewise.
13309 * expmed.c (make_tree): Likewise.
13310 * expr.c (expand_expr_real_2): Add FALLTHRU.
13311 (expand_expr_real_1): Likewise. Adjust fall through comment.
13312 * fold-const.c (const_binop): Adjust fall through comment.
13313 (fold_truth_not_expr): Likewise.
13314 (fold_cond_expr_with_comparison): Add FALLTHRU.
13315 (fold_binary_loc): Likewise.
13316 (contains_label_1): Adjust fall through comment.
13317 (multiple_of_p): Likewise.
13318 * gcov-tool.c (process_args): Add FALLTHRU.
13319 * genattrtab.c (check_attr_test): Likewise.
13320 (write_test_expr): Likewise.
13321 * genconfig.c (walk_insn_part): Likewise.
13322 * genpreds.c (validate_exp): Adjust fall through comment.
13323 (needs_variable): Likewise.
13324 * gensupport.c (get_alternatives_number): Add FALLTHRU.
13325 (subst_dup): Likewise.
13326 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
13327 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
13328 (gimplify_scan_omp_clauses): Add FALLTHRU.
13329 (goa_stabilize_expr): Likewise.
13330 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
13332 * hsa-gen.c (get_address_from_value): Likewise.
13333 * ipa-icf.c (sem_function::hash_stmt): Likewise.
13334 * ira.c (ira_setup_alts): Add FALLTHRU.
13335 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
13337 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
13338 * opts.c (common_handle_option): Likewise.
13339 * read-rtl.c (read_rtx_code): Likewise.
13340 * real.c (round_for_format): Likewise.
13341 * recog.c (asm_operand_ok): Likewise.
13342 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
13343 * reload1.c (set_label_offsets): Likewise.
13344 (eliminate_regs_1): Likewise.
13345 (reload_reg_reaches_end_p): Likewise.
13346 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
13347 (rtx_cost): Likewise.
13348 * sched-rgn.c (is_exception_free): Likewise.
13349 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
13350 * stor-layout.c (int_mode_for_mode): Likewise.
13351 * toplev.c (print_to_asm_out_file): Likewise.
13352 (print_to_stderr): Likewise.
13353 * tree-cfg.c (gimple_verify_flow_info): Likewise.
13354 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
13355 (chrec_fold_multiply): Likewise.
13356 (evolution_function_is_invariant_rec_p): Likewise.
13357 (for_each_scev_op): Likewise.
13358 * tree-data-ref.c (siv_subscript_p): Likewise.
13359 (get_references_in_stmt): Likewise.
13360 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
13361 (substitute_in_expr): Likewise.
13362 (type_cache_hasher::equal): Likewise.
13363 (walk_type_fields): Likewise.
13364 * var-tracking.c (adjust_mems): Add FALLTHRU.
13365 (set_dv_changed): Adjust fall through comment.
13366 * varasm.c (default_function_section): Add FALLTHRU.
13368 2016-08-12 Marek Polacek <polacek@redhat.com>
13371 * tree-complex.c (expand_complex_division): Add missing break.
13373 2016-08-12 Richard Biener <rguenther@suse.de>
13375 * passes.c (execute_todo): Do not push/pop TV_TODO.
13376 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
13377 (execute_one_pass): Likewise.
13378 * common.opt (ftime-report-details): New switch.
13379 * doc/invoke.texi (ftime-report-details): Document.
13380 * timevar.h (timer::print_row): Adjust signature.
13381 (timer::all_zero): New static helper.
13382 (timer::child_map_t): New typedef.
13383 (timer::time_var_def): Add children field.
13384 * timevar.c (timer::named_items::print): Adjust.
13385 (timer::~timer): Free timevar recorded children.
13386 (timer::pop_internal): When -ftime-report-details record
13387 time spent in sub-timevars.
13388 (timer::print_row): Adjust.
13389 (timer::print): Print sub-timevar stats, use all_zero.
13390 * timevar.def (TV_TODO): Remove.
13392 2016-08-12 Richard Biener <rguenther@suse.de>
13394 PR tree-optimization/72851
13395 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
13396 worklists to use bitmaps indexed in execution order.
13397 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
13398 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
13399 (cfg_blocks): Make a bitmap.
13400 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
13402 (cfg_blocks_empty_p): Adjust.
13403 (cfg_blocks_add): Likewise.
13404 (cfg_blocks_get): Likewise.
13405 (add_ssa_edge): Likewise.
13406 (add_control_edge): Likewise.
13407 (simulate_stmt): Likewise.
13408 (process_ssa_edge_worklist): Likewise.
13409 (simulate_block): Likewise.
13410 (ssa_prop_init): Compute PRE order and stmt UIDs.
13411 (ssa_prop_fini): Adjust.
13412 (ssa_propagate): Adjust.
13414 2016-08-12 Richard Biener <rguenther@suse.de>
13416 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
13417 the currently executable edges have fixed ranges. Always
13418 go through update_value_range.
13420 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
13424 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
13425 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
13426 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
13427 (LANG_HOOKS_DECLS): Add it.
13428 * langhooks.h (struct lang_hooks_for_decls): Add
13429 function_decl_defaulted. Const_tree-ify
13430 function_decl_explicit_p and function_decl_deleted_p.
13431 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
13432 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
13433 also at strict DWARF v5.
13436 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
13437 TYPE_QUAL_CONST in reference-typed decls.
13440 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
13441 in DW_OP_pieces, just enough to handle pointers to member
13443 (gen_remaining_tmpl_value_param_die_attribute): Use a location
13444 expression on DWARFv5 if a constant value doesn't work.
13446 2016-08-11 David Malcolm <dmalcolm@redhat.com>
13448 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
13449 * selftest.c (selftest::test_assertions): New function.
13450 (selftest::selftest_c_tests): New function.
13451 * selftest.h (selftest::selftest_c_tests): New declaration.
13453 2016-08-11 Richard Biener <rguenther@suse.de>
13454 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13456 PR rtl-optimization/72855
13457 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
13459 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13462 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
13463 (vsx_store_<mode>): Likewise.
13465 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
13467 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
13468 TImode CONST_WIDE_INT store.
13469 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
13471 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
13473 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
13474 mode if unaligned SSE load and store are optimal.
13476 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
13478 PR tree-optimization/71083
13479 * tree-predcom.c (ref_at_iteration): Correctly align the
13482 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13484 * config/s390/s390-builtin-types.def: Add INT128 types.
13485 * config/s390/s390-builtins.def: Add INT128 variants for the add
13486 sub low-level builtins dealing with TImode.
13487 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
13488 via subreg when expanding a builtin.
13489 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
13490 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
13492 * config/s390/vecintrin.h: Adjust builtin names accordingly.
13493 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
13494 ("vec_addc<mode>", "vec_addc_u128"): Merge to
13495 "vacc<bhfgq>_<mode>".
13496 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
13497 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
13498 ("vec_subc<mode>", "vec_subc_u128"): Merge to
13499 "vscbi<bhfgq>_<mode>".
13500 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
13501 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
13503 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13505 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
13507 2016-08-11 Bin Cheng <bin.cheng@arm.com>
13509 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
13510 unused declaration.
13511 (vcond<v_cmp_mixed><mode>): Ditto.
13512 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
13514 2016-08-11 Bin Cheng <bin.cheng@arm.com>
13516 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
13517 variable explicitly, also assert on it before use.
13519 2016-08-11 Richard Biener <rguenther@suse.de>
13521 PR tree-optimization/72772
13522 * cfgloopmanip.c (create_preheader): Use split_edge if there
13523 is a single loop entry, avoiding degenerate PHIs.
13525 2016-08-11 Richard Biener <rguenther@suse.de>
13527 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
13528 unconditional TODO_cleanup_cfg.
13529 (pass_thread_jumps::execute): Initialize loops, perform a CFG
13530 cleanup only if we threaded a jump.
13532 2016-08-11 Alan Modra <amodra@gmail.com>
13535 * lra-constraints.c (simplify_operand_subreg): Allow subreg
13536 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
13537 slow. Emit two reloads for slow mem case, first loading in
13538 fast innermode, then converting to required mode.
13540 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
13542 * config/rs6000/altivec.h (vec_extract_exp): New macro.
13543 (vec_extract_sig): New macro.
13544 (vec_insert_exp): New macro.
13545 (vec_test_data_class): New macro.
13546 (scalar_extract_exp): New macro.
13547 (scalar_extract_sig): New macro.
13548 (scalar_insert_exp): New macro.
13549 (scalar_test_data_class): New macro.
13550 (scalar_test_neg): New macro.
13551 (scalar_cmp_exp_gt): New macro.
13552 (scalar_cmp_exp_lt): New macro.
13553 (scalar_cmp_exp_eq): New macro.
13554 (scalar_cmp_exp_unordered): New macro.
13555 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
13556 to enforce constraint that operand is a 7-bit unsigned literal.
13557 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
13558 for power9 built-ins.
13559 (BU_P9V_VSX_2): Likewise.
13560 (BU_P9V_64BIT_VSX_2): Likewise.
13561 (VSEEDP): Add scalar extract exponent support.
13562 (VSEESP): Add scalar extract signature support.
13563 (VSTDCNDP): Add scalar test negative support.
13564 (VSTDCNSP): Likewise.
13565 (VSIEDP): Add scalar insert exponent support.
13566 (VSCEDPGT): Add scalar compare exponent greater than support.
13567 (VSCEDPLT): Add scalar compare exponent less than support.
13568 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
13569 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
13570 (VSTDCDP): Add scalar test data class support.
13571 (VSTDCSP): Likewise.
13572 (VSEEDP): Add overload support for scalar extract exponent
13574 (VSESDP): Add overload support for scalar extract signature
13576 (VSTDCN): Add overload support for scalar test negative
13578 (VSTDCNDP): Add overload support for scalar test negative
13580 (VSTDCNSP): Add overload support for scalar test negative
13582 (VSIEDP): Add overload support for scalar insert exponent
13584 (VSTDC): Add overload support for scalar test data class
13586 (VSTDCDP): Add overload support for scalar test data class
13588 (VSTDCSP): Add overload support for scalar test data class
13590 (VSCEDPGT): Add overload support for scalar compare exponent
13591 greater than operation.
13592 (VSCEDPLT): Add overload support for scalar compare exponent
13593 less than operation.
13594 (VSCEDPEQ): Add overload support for scalar compare exponent
13595 test-for-equality operation.
13596 (VSCEDPUO): Add overload support for scalar compare exponent
13597 test-for-unordered operation.
13598 (VEEDP): Add vector extract exponent support.
13600 (VESDP): Add vector extract significand support.
13602 (VIEDP): Add vector insert exponent support.
13604 (VTDCDP): Add vector test data class support.
13605 (VTDCSP): Likewise.
13606 (VES): Add overload support for vector extract significand operation.
13609 (VEE): Add overload support for vector extract exponent operation.
13612 (VTDC): Add overload support for vector test data class operation.
13613 (VTDCDP): Likewise.
13614 (VTDCSP): Likewise.
13615 (VIE): Add overload support for vector insert exponent operation.
13618 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13619 overloaded binary floating point functions.
13620 (altivec_resolve_overloaded_builtin): Improve error messages to
13621 distinguish between functions not supported in the current
13622 compiler configuration and functions that were invoked with an
13623 invalid parameter combination, and include the built-in function
13624 name in both error messages.
13625 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
13627 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
13629 (rs6000_expand_binop_builtin): Add check to enforce that argument
13630 2 of the test data class operations is a 7-bit unsigned literal.
13631 (rs6000_invalid_builtin): Add code to issue an error message if a
13632 built-in function that requires the power9_vector and -m32
13633 command-line options is compiled without these options.
13634 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
13635 (UNSPEC_VSX_SXSIGDP): New value.
13636 (UNSPEC_VSX_SXSIGPDP): New value.
13637 (UNSPEC_VSX_SIEXPDP): New value.
13638 (UNSPEC_VSX_SCMPEXPDP): New value.
13639 (UNSPEC_VSX_STSTDC): New value.
13640 (UNSPEC_VSX_VXEXP): New value.
13641 (UNSPEC_VSX_VXSIG): New value.
13642 (UNSPEC_VSX_VIEXP): New value.
13643 (UNSPEC_VSX_VTSTDC): New value.
13644 (xsxexpdp): New insn for scalar extract exponent.
13645 (xsxsigdp): New insn for scalar extract significand.
13646 (xsiexpdp): New insn for scalar insert exponent.
13647 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
13648 (*xscmpexpdp): New insn for scalar compare exponents.
13649 (xststdc<Fvsx): New expansion for both single- and
13650 double-precision scalar test data class operations.
13651 (xststdcneg<Fvsx>): New expansion for both single- and
13652 double-precision scalar test for negative value operations.
13653 (*xststdc<Fvsx>): New insn for scalar test data class
13655 (xvxexp<VSs>): New insn for single- and double-precision
13656 vector extract exponent operation.
13657 (xvxsig<VSs>): New insn for single- and double-precision
13658 vector extract significand operation.
13659 (xviexp<VSs>): New insn for single- and double-precision
13660 vector insert exponent operation.
13661 (xvtstdc<VSs>): New insn for single- and double-precision
13662 vector test data class operation.
13663 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13664 built-in functions to represent the Power9 binary floating-point
13665 support instructions.
13667 2016-08-10 bin cheng <bin.cheng@arm.com>
13669 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
13671 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
13672 Renlin Li <renlin.li@arm.com>
13673 Bin Cheng <bin.cheng@arm.com>
13675 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
13676 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
13677 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
13678 (aarch64_vcond_internal<mode><mode>): Delete pattern.
13679 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
13680 (vcond<v_cmp_result><mode>): Ditto.
13681 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
13682 (vcondu<mode><mode>): Ditto.
13683 (vcond<v_cmp_mixed><mode>): New pattern.
13684 (vcondu<mode><v_cmp_mixed>): New pattern.
13685 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
13686 of aarch64_vcond_internal.
13688 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
13689 Renlin Li <renlin.li@arm.com>
13690 Bin Cheng <bin.cheng@arm.com>
13692 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
13693 (vec_cmp<mode><v_cmp_result>): New pattern.
13694 (vec_cmpu<mode><mode>): New pattern.
13695 (vcond_mask_<mode><v_cmp_result>): New pattern.
13697 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
13699 PR tree-optimization/71734
13700 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
13701 REF_LOOP, invoke ref_indep_loop_p_1.
13702 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
13703 to ref_indep_loop_p.
13704 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
13705 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
13706 is inside LOOP, do not cache dpendence value for loops with
13708 (ref_indep_loop_p_2): Delete function.
13709 (can_sm_ref_p): Pass LOOP as additional argument to
13712 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
13715 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
13716 being an offsettable address.
13718 2016-08-10 Martin Liska <mliska@suse.cz>
13720 PR gcov-profile/58306
13721 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
13722 atomic variants of profile update functions.
13724 2016-08-10 Martin Liska <mliska@suse.cz>
13726 Cherry picked (and modified) from google-4_7 branch
13727 2012-12-26 Rong Xu <xur@google.com>
13728 * common.opt (fprofile-update): Add new flag.
13729 * coretypes.h: Define enum profile_update.
13730 * doc/invoke.texi: Document -fprofile-update.
13731 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
13732 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
13733 * tree-profile.c (gimple_init_edge_profiler): Generate
13734 also atomic profiler update.
13735 (gimple_gen_edge_profiler): Likewise.
13737 2016-08-10 David Malcolm <dmalcolm@redhat.com>
13739 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
13740 stack_usage_file to NULL after fclose calls.
13742 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13745 * reload.c (push_reload): Compute subreg_in_class for
13746 subregs of constants and plus expressions. Remove special
13747 handling of SYMBOL_REFs.
13749 2016-08-10 Alan Modra <amodra@gmail.com>
13752 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
13753 SImode for TARGET_E500_DOUBLE when given SImode.
13755 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
13757 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
13758 unused variable __O.
13760 2016-08-09 Martin Liska <mliska@suse.cz>
13762 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
13763 _gcov_reset to __gcov_reset.
13764 * doc/gcov-tool.texi: Fix typo.
13766 2016-08-09 Martin Liska <mliska@suse.cz>
13768 * value-prof.c (gimple_divmod_values_to_profile): Do not
13769 instrument MOD histogram if a value is not a SSA name.
13771 2016-08-09 Martin Liska <mliska@suse.cz>
13773 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
13776 2016-08-09 Renlin Li <renlin.li@arm.com>
13778 PR middle-end/64971
13779 * calls.c (prepare_call_address): Convert funexp to Pmode when
13781 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
13782 (sibcall_value): Likewise.
13784 2016-08-09 Marek Polacek <polacek@redhat.com>
13787 * cselib.c (cselib_expand_value_rtx_1): Add return.
13788 * gengtype.c (dbgprint_count_type_at): Likewise.
13789 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
13790 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
13792 2016-08-09 Martin Jambor <mjambor@suse.cz>
13795 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
13796 if instance is a MEM_REF.
13798 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
13801 * config/i386/i386.md (*movtf_internal): Use
13802 lra_in_progress || reload_completed instead of !can_create_pseudo_p
13803 in the insn constraint.
13804 (*movxf_internal): Ditto.
13805 (*movdf_internal): Ditto.
13806 (*movsf_internal): Ditto.
13808 2016-08-09 Bin Cheng <bin.cheng@arm.com>
13810 PR tree-optimization/72772
13811 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
13814 2016-08-09 Bin Cheng <bin.cheng@arm.com>
13816 PR tree-optimization/72772
13817 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
13819 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
13820 parameter STOP and update calls. Move expand_simple_operations
13821 function call from here...
13822 (simplify_using_initial_conditions): ...to here. Delete parameter
13824 (tree_simplify_using_condition): Delete parameter STOP.
13825 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
13826 simplify_using_initial_conditions.
13828 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
13831 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
13832 Use create_tmp_var_raw instead of create_tmp_var.
13834 2016-08-09 Richard Biener <rguenther@suse.de>
13836 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
13837 Treat same SSA names related.
13839 2016-08-09 Jakub Jelinek <jakub@redhat.com>
13841 PR tree-optimization/72824
13842 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
13843 real_zerop is not negative.
13845 2016-08-09 Richard Biener <rguenther@suse.de>
13847 PR tree-optimization/71802
13848 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
13849 all merge opportunities with the predecessor.
13851 2016-08-09 Richard Biener <rguenther@suse.de>
13854 * ipa-prop.c (ipa_modify_formal_parameters): Build
13855 parameter types with natural alignment also for the
13858 2016-08-08 Andi Kleen <ak@linux.intel.com>
13860 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
13862 2016-08-08 David Malcolm <dmalcolm@redhat.com>
13865 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
13866 do-nothing langhook.
13867 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
13868 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
13869 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
13870 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
13872 2016-08-08 David Malcolm <dmalcolm@redhat.com>
13875 * input.c: Ensure that HAVE_ICONV is defined.
13877 2016-08-08 Jakub Jelinek <jakub@redhat.com>
13879 PR middle-end/72781
13880 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
13881 private vars for lastprivate and for linear iterator.
13883 PR middle-end/68762
13884 * omp-simd-clone.c: Include varasm.h.
13885 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
13886 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
13887 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
13888 update function name.
13890 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
13892 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
13893 (avr_diagnose_devicespecs_error): Remove.
13894 (avr_devicespecs_file): Remove composing absolute path for specfile
13895 and its verbose info. Remove conditions to check specs-file,
13897 2016-08-08 Jakub Jelinek <jakub@redhat.com>
13899 PR rtl-optimization/72821
13900 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
13901 just return false for them.
13903 2016-08-08 Alan Modra <amodra@gmail.com>
13906 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
13907 toc refs created during reload. Update function comment.
13909 2016-08-08 Alan Modra <amodra@gmail.com>
13912 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
13913 alternatives. Put loads first, then stores, and reg/reg moves
13914 within same class later. Delete attr length.
13916 2016-08-08 Alan Modra <amodra@gmail.com>
13919 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
13920 (mem_operand_ds_form): New predicate.
13921 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
13922 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
13923 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
13924 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
13925 (extendsfdf2_fpr): Replace o constraint with wY.
13927 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
13929 * tree-ssa-threadbackward.c: Include tree-inline.h
13930 (profitable_jump_thread_path): Use estimate_num_insns to estimate
13931 size of copied block; for cold paths reduce duplication.
13932 (find_jump_threads_backwards): Remove redundant tests.
13933 (pass_thread_jumps::gate): Enable for -Os.
13935 2016-08-07 Jakub Jelinek <jakub@redhat.com>
13938 * stor-layout.c (layout_decl): Fix up formatting.
13939 (relayout_decl): Allow DECL to be FIELD_DECL.
13941 2016-08-07 Alan Modra <amodra@gmail.com>
13943 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
13945 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
13947 * data-streamer-in.c (streamer_read_wide_int): New.
13948 (streamer_read_widest_int): Renamed function.
13949 * data-streamer-out.c (streamer_write_wide_int): New
13950 (streamer_write_widest_int): Renamed function.
13951 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
13953 (input_cfg): Call renamed function.
13954 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
13956 (output_cfg): Call renamed function.
13957 * data-streamer.h: Add declarations.
13959 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13961 * tree-ssa-ccp.c (extend_mask): New param sgn.
13962 Remove ORing with wi::mask.
13963 (get_default_value): Adjust call to extend_mask to pass sign.
13964 (evaluate_stmt): Likewise.
13966 2016-08-06 Jakub Jelinek <jakub@redhat.com>
13968 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
13971 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13973 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
13974 transform if operand's type is pointer to function or method.
13976 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
13978 PR tree-optimization/18046
13979 * tree-ssa-threadedge.c: Include cfganal.h.
13980 (simplify_control_statement_condition): If simplifying a
13981 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
13982 with the dominating ASSERT_EXPR before handing it off to VRP.
13983 Mention that a CASE_LABEL_EXPR may be returned.
13984 (thread_around_empty_blocks): Adjust to handle
13985 simplify_control_statement_condition() returning a
13987 (thread_through_normal_block): Likewise.
13988 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
13989 a switch statement by trying to determine which case label
13992 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
13994 PR rtl-optimization/69847
13995 * lra-constraints.c (process_invariant_for_inheritance): Save
13996 pattern instead of src.
13997 (remove_inheritance_pseudos): Use the pattern. Add assert.
13999 2016-08-05 David Malcolm <dmalcolm@redhat.com>
14001 * input.c (string_concat::string_concat): New constructor.
14002 (string_concat_db::string_concat_db): New constructor.
14003 (string_concat_db::record_string_concatenation): New method.
14004 (string_concat_db::get_string_concatenation): New method.
14005 (string_concat_db::get_key_loc): New method.
14006 (class auto_cpp_string_vec): New class.
14007 (get_substring_ranges_for_loc): New function.
14008 (get_source_range_for_substring): New function.
14009 (get_num_source_ranges_for_substring): New function.
14010 (class selftest::lexer_test_options): New class.
14011 (struct selftest::lexer_test): New struct.
14012 (class selftest::ebcdic_execution_charset): New class.
14013 (selftest::ebcdic_execution_charset::s_singleton): New variable.
14014 (selftest::lexer_test::lexer_test): New constructor.
14015 (selftest::lexer_test::~lexer_test): New destructor.
14016 (selftest::lexer_test::get_token): New method.
14017 (selftest::assert_char_at_range): New function.
14018 (ASSERT_CHAR_AT_RANGE): New macro.
14019 (selftest::assert_num_substring_ranges): New function.
14020 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
14021 (selftest::assert_has_no_substring_ranges): New function.
14022 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
14023 (selftest::test_lexer_string_locations_simple): New function.
14024 (selftest::test_lexer_string_locations_ebcdic): New function.
14025 (selftest::test_lexer_string_locations_hex): New function.
14026 (selftest::test_lexer_string_locations_oct): New function.
14027 (selftest::test_lexer_string_locations_letter_escape_1): New function.
14028 (selftest::test_lexer_string_locations_letter_escape_2): New function.
14029 (selftest::test_lexer_string_locations_ucn4): New function.
14030 (selftest::test_lexer_string_locations_ucn8): New function.
14031 (selftest::uint32_from_big_endian): New function.
14032 (selftest::test_lexer_string_locations_wide_string): New function.
14033 (selftest::uint16_from_big_endian): New function.
14034 (selftest::test_lexer_string_locations_string16): New function.
14035 (selftest::test_lexer_string_locations_string32): New function.
14036 (selftest::test_lexer_string_locations_u8): New function.
14037 (selftest::test_lexer_string_locations_utf8_source): New function.
14038 (selftest::test_lexer_string_locations_concatenation_1): New
14040 (selftest::test_lexer_string_locations_concatenation_2): New
14042 (selftest::test_lexer_string_locations_concatenation_3): New
14044 (selftest::test_lexer_string_locations_macro): New function.
14045 (selftest::test_lexer_string_locations_stringified_macro_argument):
14047 (selftest::test_lexer_string_locations_non_string): New function.
14048 (selftest::test_lexer_string_locations_long_line): New function.
14049 (selftest::test_lexer_char_constants): New function.
14050 (selftest::input_c_tests): Call the new test functions once per
14051 case within the line_table test matrix.
14052 * input.h (struct string_concat): New struct.
14053 (struct location_hash): New struct.
14054 (class string_concat_db): New class.
14055 * substring-locations.h: New header.
14057 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
14059 PR tree-optimization/72810
14060 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
14061 the type of the case labels when truncating.
14063 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
14066 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
14067 (aarch64_fp16_ptr_type_node): Likewise.
14068 * config/aarch64/aarch64-simd-builtins.c
14069 (aarch64_fp16_ptr_type_node): Define.
14070 (aarch64_init_fp16_types): New, refactored out of...
14071 (aarch64_init_builtins): ...here, update to call
14072 aarch64_init_fp16_types.
14073 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
14075 (aapcs_vfp_sub_candidate): Likewise.
14077 2016-08-05 Martin Liska <mliska@suse.cz>
14078 Joshua Cranmer <Pidgeot18@gmail.com>
14080 * gcov.c (line_t::has_block): New function.
14081 (enum loop_type): New enum.
14082 (handle_cycle): New function.
14083 (unblock): Likewise.
14084 (circuit): Likewise.
14085 (get_cycles_count): Likewise.
14086 (accumulate_line_counts): Use new loop detection algorithm.
14088 2016-08-05 Martin Liska <mliska@suse.cz>
14090 * gcov.c (output_intermediate_file): Rename
14091 function_info::line_next to next_file_fn.
14092 (process_file): Likewise.
14093 (read_graph_file): Likewise.
14094 (accumulate_line_counts): Likewise.
14095 (output_lines): Likewise.
14097 2016-08-05 Richard Biener <rguenther@suse.de>
14099 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
14100 restriction on threading to a loop header.
14102 2016-08-05 Richard Biener <rguenther@suse.de>
14104 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
14105 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
14106 adjust loop info accordingly.
14108 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
14110 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
14111 before folding call to __builtin_constant_p with parameters to false.
14113 2016-08-05 Alan Modra <amodra@gmail.com>
14115 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
14116 code accidentally committed 2016-05-02 providing class when given
14119 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
14121 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
14122 the case label ranges that partially overlap with OP's value
14125 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
14128 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
14129 Cast builtin function result to __mmask16 instead of __mmask8.
14130 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
14131 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
14132 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
14134 2016-08-04 David Malcolm <dmalcolm@redhat.com>
14136 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
14137 (ASSERT_TRUE_AT): New macro.
14138 (ASSERT_FALSE): Reimplement in terms of...
14139 (ASSERT_FALSE_AT): New macro.
14140 (ASSERT_STREQ_AT): Fix typo in comment.
14142 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
14144 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
14145 labels are exhaustive, designate the label with the widest
14146 range to be the default label.
14148 2016-08-04 Andrew Pinski <apinski@cavium.com>
14150 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
14151 (thunderx_tunings): Use thunderx_vector_cost instead of
14152 generic_vector_cost.
14154 2016-08-04 Martin Liska <mliska@suse.cz>
14156 * gcov.c (main): Fix GNU coding style.
14157 (output_intermediate_file): Likewise.
14158 (process_file): Likewise.
14159 (generate_results): Likewise.
14160 (release_structures): Likewise.
14161 (create_file_names): Likewise.
14162 (find_source): Likewise.
14163 (read_graph_file): Likewise.
14164 (find_exception_blocks): Likewise.
14165 (canonicalize_name): Likewise.
14166 (make_gcov_file_name): Likewise.
14167 (mangle_name): Likewise.
14168 (accumulate_line_counts): Likewise.
14169 (output_branch_count): Likewise.
14170 (read_line): Likewise.
14172 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
14174 PR rtl-optimization/71779
14175 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
14176 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
14177 or if it was truncated.
14179 PR rtl-optimization/70903
14180 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
14182 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
14184 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
14185 accessing SSA_NAME_PTR_INFO.
14187 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
14190 * common/config/avr/avr-common.c (avr_option_optimization_table)
14191 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
14193 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
14196 * config/avr/avr.md: New pattern to work around do_store_flag
14197 generating shift instructions for bit extractions.
14199 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
14201 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
14203 (add_equivalence): Likewise.
14204 (get_value_range): Allocate value range with vrp_value_range_pool.
14205 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
14206 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
14208 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
14210 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
14211 the default for the rs6000 port.
14213 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
14215 PR middle-end/71876
14216 * calls.c (special_function_p): Remove special handling of
14217 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
14218 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
14219 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
14221 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
14223 PR middle-end/72778
14224 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
14225 Don't stop on regular insns.
14227 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
14229 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
14230 size to DImode boundary.
14231 (nvptx_propagate): Likewise.
14233 2016-08-03 Alan Modra <amodra@gmail.com>
14235 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
14236 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
14237 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
14238 from -mefficient-unaligned-vector. Note that this affects fp too.
14240 2016-08-03 Alan Modra <amodra@gmail.com>
14242 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
14245 2016-08-03 Alan Modra <amodra@gmail.com>
14247 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
14248 to a reg. Localize vars.
14250 2016-08-03 Alan Modra <amodra@gmail.com>
14252 * config/rs6000/rs6000.opt: Remove negatives from help strings
14255 2016-08-03 Alan Modra <amodra@gmail.com>
14257 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
14258 Delete duplicated code.
14260 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
14262 PR middle-end/72778
14263 * lra-spills.c (regno_in_use_p): New.
14264 (lra_final_code_change): Use it.
14266 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
14268 PR rtl-optimization/69847
14269 * lra-int.h (struct lra-reg): Use restore_rtx instead of
14271 (lra_rtx_hash): New.
14272 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
14274 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
14275 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
14276 * lra-spills.c (lra_final_code_change): Don't delete insn when the
14277 next insn is USE with the same reg as the current insn source.
14278 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
14280 (lra_constraints_init): Call initiate_invariants.
14281 (lra_constraints_finish): Call finish_invariants.
14282 (struct invariant, invariant_t, invariant_ptr_t): New.
14283 (const_invariant_ptr_t, invariants, invariants_pool): New.
14284 (invariant_table, invariant_hash, invariant_eq_p): New.
14285 (insert_invariant, initiate_invariants, finish_invariants): New.
14286 (clear_invariants, invalid_invariant_regs): New.
14287 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
14288 instead of restore_regno.
14289 (invariant_p, process_invariant_for_inheritance): New.
14290 (inherit_in_ebb): Implement invariant inheritance.
14291 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
14292 (remove_inheritance_pseudos): Implement undoing invariant
14294 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
14295 instead of restore_regno.
14296 * lra-assigns.c (regno_live_length): New.
14297 (reload_pseudo_compare_func): Use regno_live_length.
14298 (assign_by_spills): Use restore_rtx instead of restore_regno.
14299 (lra_assign): Ditto. Initiate regno_live_length.
14301 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
14303 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
14304 __builtin_aarch64_fmindf.
14306 2016-08-02 Bin Cheng <bin.cheng@arm.com>
14308 PR tree-optimization/34114
14309 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
14310 information for more control IVs.
14312 2016-08-02 Bin Cheng <bin.cheng@arm.com>
14314 PR tree-optimization/34114
14315 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
14316 PLUS_EXPR case. Handle SSA_NAME case.
14318 2016-08-02 Tamar Christina <tamar.christina@arm.com>
14320 * config/aarch64/aarch64-simd-builtins.def
14321 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
14322 (__builtin_aarch64_fmaxdf): Likewise.
14323 (__builtin_aarch64_smin_nandf): Likewise.
14324 (__builtin_aarch64_smax_nandf): Likewise.
14325 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
14326 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
14327 (<fmaxmin><mode>3): ...this.
14328 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
14329 (vminnm_f64): Likewise.
14330 (vmin_f64): Likewise.
14331 (vmax_f64): Likewise.
14332 * config/aarch64/iterators.md (FMAXMIN): Merge with...
14333 (FMAXMIN_UNS): ...this.
14334 (fmaxmin): Merged with
14335 (fmaxmin_op): ...this...
14336 (maxmin_uns_op): ...in to this.
14338 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
14340 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14341 Add support for vec_extract on vector float, vector int, vector
14342 short, and vector char vector types.
14343 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
14344 vector float, vector int, vector short, and vector char
14345 optimizations on 64-bit ISA 2.07 systems for both constant and
14346 variable element numbers.
14347 (rs6000_split_vec_extract_var): Likewise.
14348 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
14349 Altivec registers on ISA 2.07 and above.
14350 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
14351 which never was matched due to the split occuring before register
14352 allocation (and the code would not have worked on little endian
14353 systems if it did match). Allow extracts to go to the Altivec
14354 registers if ISA 2.07 (power8). Change from using "" around the
14355 C++ code to using {}'s.
14356 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
14357 vec_extracts when the vector is in memory.
14358 (vsx_extract_v4sf_var): New insn to optimize vector float
14359 vec_extracts when the element number is variable on 64-bit ISA
14361 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
14362 for 64-bit ISA 2.07 as well as ISA 3.0.
14363 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
14364 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
14365 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
14366 optimize vector int, vector short, and vector char vec_extracts
14367 when the vector is in memory.
14368 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
14369 optimize vector int, vector short, and vector char vec_extracts
14370 when the element number is variable.
14372 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
14375 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
14376 does not overlap with other symbol flags.
14378 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
14380 * config/aarch64/aarch64.h (aarch64_frame):
14381 Remove padding0 and hardfp_offset. Add locals_offset,
14382 initial_adjust, callee_adjust, callee_offset and final_adjust.
14383 * config/aarch64/aarch64.c (aarch64_layout_frame):
14384 Remove unused padding0 and hardfp_offset initializations.
14385 Choose frame layout and set frame variables accordingly.
14386 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
14387 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
14388 (aarch64_pop_regs): Likewise.
14389 (aarch64_expand_prologue): Remove all decision code, just emit
14390 prolog according to frame variables.
14391 (aarch64_expand_epilogue): Remove all decision code, just emit
14392 epilog according to frame variables.
14393 (aarch64_initial_elimination_offset): Use offset to local/arg area.
14395 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
14398 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
14399 fix_debug_reg_uses after changing source register mode to
14400 V1TImode if source register is undefined.
14402 2015-08-01 Alan Hayward <alan.hayward@arm.com>
14404 PR tree-optimization/71818
14405 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
14406 with non invariant evolutions
14408 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
14411 * config/avr/avr.md (length) [branch]: Correct insn length
14412 attribute for forward branches.
14414 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
14416 * doc/extend.texi (AVR Built-in Functions): Document
14417 __builtin_avr_nops.
14418 * config/avr/builtins.def (NOPS): New.
14419 * config/avr/avr.c (avr_expand_nops): New static function.
14420 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
14422 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14424 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
14425 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
14428 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
14430 * config/aarch64/aarch64.c (vulcan_tunings): Update
14431 vulcan L1 cache_line_size.
14433 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
14435 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
14436 function that takes a vector memory address, a hard register, an
14437 element number and a temporary base register, and recreates an
14438 address that points to the appropriate element within the vector.
14439 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
14440 (rs6000_split_vec_extract_var): Add support for the target of a
14441 vec_extract with variable element number being a scalar memory
14443 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
14445 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
14446 vsx_extract_<mode>_load insn with a new insn that optimizes
14447 storing either element to a memory location, using scratch
14448 registers to pick apart the vector and reconstruct the address.
14449 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
14450 (vsx_extract_<mode>_store): Rework alternatives to more correctly
14451 support Altivec registers. Add support for ISA 3.0 Altivec d-form
14453 (vsx_extract_<mode>_var): Add support for extracting a variable
14454 element number from memory.
14456 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
14458 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
14459 when testing for compares against constants of the form 0xabab.
14461 2016-07-29 Bin Cheng <bin.cheng@arm.com>
14463 PR tree-optimization/57558
14464 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
14466 (vect_loop_versioning): Support versioning with niter assumptions.
14467 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
14468 (vect_get_loop_niters): New parameter. Reimplement to support
14469 assumptions in loop niter info.
14470 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
14471 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
14472 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
14473 Support loop versioning for niters.
14474 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
14475 (vect_free_loop_info_assumptions): New function.
14476 (vectorize_loops): Free loop niter info for loops with flag
14477 LOOP_F_ASSUMPTIONS set if vectorization failed.
14478 * tree-vectorizer.h (struct _loop_vec_info): New field
14479 num_iters_assumptions.
14480 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
14481 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
14482 (LOOP_REQUIRES_VERSIONING): New macro.
14483 (vect_free_loop_info_assumptions): New decl.
14485 2016-07-29 Bin Cheng <bin.cheng@arm.com>
14487 * cfgloop.h (struct loop): New field constraints.
14488 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
14489 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
14491 * cfgloop.c (alloc_loop): Initialize new field.
14492 * cfgloopmanip.c (copy_loop_info): Copy constraints.
14493 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
14494 Adjust niter analysis wrto loop constraints.
14495 * doc/loop.texi (@node Number of iterations): Add description for loop
14498 2016-07-29 Marek Polacek <polacek@redhat.com>
14501 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
14502 (ix86_expand_round_builtin): Likewise.
14504 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
14505 Georg-Johann Lay <avr@gjlay.de>
14507 PR rtl-optimization/71976
14508 * combine.c (get_last_value): Return 0 if the argument for which
14509 the function is called has a wider mode than the recorded value.
14511 2016-07-29 Marek Polacek <polacek@redhat.com>
14514 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
14515 (altivec_expand_st_builtin): Likewise.
14517 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
14519 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
14520 introduced in r238381.
14522 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
14524 PR middle-end/68217
14525 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
14526 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
14528 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
14530 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
14532 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14533 Add support for vec_extract of vector double or vector long having
14534 a variable element number on 64-bit ISA 2.07 systems or newer.
14535 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
14537 (rs6000_split_vec_extract_var): New function to split a
14538 vec_extract built-in function with variable element number.
14539 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
14541 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
14542 (UNSPEC_VSX_EXTRACT): Likewise.
14543 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
14544 direct move instructions to be generated on 64-bit ISA 2.07
14545 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
14547 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
14548 arguments for vec_extract variable element.
14549 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
14550 vec_extract with variable element on V2DFmode and V2DImode
14552 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
14553 -mupper-regs-df requirement, since it isn't needed.
14554 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
14555 do direct moves on 64-bit systems, which allows optimization of
14556 vec_extract on 64-bit ISA 2.07 systems and newer.
14558 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
14559 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
14561 * config/aarch64/aarch64.md
14562 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
14563 statement and type.
14564 (<optab>qihi2_aarch64): Likewise, and split into two.
14565 (extendqihi2_aarch64): New.
14566 (zero_extendqihi2_aarch64): New.
14567 * config/aarch64/iterators.md (ldrxt): Remove.
14568 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
14571 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
14573 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
14575 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
14577 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
14578 (aarch64_push_reg): New function to push 1 or 2 registers.
14579 (aarch64_pop_reg): New function to pop 1 or 2 registers.
14580 (aarch64_expand_prologue): Use aarch64_push_regs.
14581 (aarch64_expand_epilogue): Use aarch64_pop_regs.
14583 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
14585 PR tree-optimization/71734
14586 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
14587 attribute instead of REF_LOOP and use it.
14588 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
14589 set it for Loops having non-zero safelen attribute.
14590 (ref_indep_loop_p): Pass zero as initial value for safelen.
14592 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
14594 PR middle-end/72657
14596 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
14597 call using chkp_gimple_call_builtin_p.
14598 (chkp_copy_bounds_for_assign): Likewise.
14600 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14602 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
14603 * config/arm/arm-protos.h (struct tune_params): Likewise.
14604 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
14605 (cortex_a9_sched_adjust_cost): Likewise.
14606 (fa726te_sched_adjust_cost): Likewise.
14607 (arm_adjust_cost): Likewise.
14608 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
14609 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
14610 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
14611 * config/i386/i386.c (ix86_adjust_cost): Likewise.
14612 * config/ia64/ia64.c: Likewise.
14613 * config/m68k/m68k.c: Likewise.
14614 * config/mep/mep.c (mep_adjust_cost): Likewise.
14615 * config/microblaze/microblaze.c (microblaze_adjust_cost):
14617 * config/mips/mips.c (mips_adjust_cost): Likewise.
14618 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
14620 * config/pa/pa.c (pa_adjust_cost): Likewise.
14621 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
14622 (rs6000_debug_adjust_cost): Likewise.
14623 * config/sh/sh.c (sh_adjust_cost): Likewise.
14624 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
14625 (hypersparc_adjust_cost): Likewise.
14626 (sparc_adjust_cost): Likewise.
14627 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
14628 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
14629 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
14631 * config/visium/visium.c (visium_adjust_cost): Likewise.
14632 * doc/tm.texi: Regenerate.
14633 * haifa-sched.c (dep_cost_1): Adjust.
14634 * target.def: Merge adjust_cost and adjust_cost_2.
14636 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14638 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
14640 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14642 * store-motion.c (struct st_expr): Make pattern_regs a vector.
14643 (extract_mentioned_regs): Append to a vector instead of
14644 returning a rtx_expr_list.
14645 (st_expr_entry): Adjust.
14646 (free_st_expr_entry): Likewise.
14647 (store_ops_ok): Likewise.
14648 (store_killed_in_insn): Likewise.
14649 (find_moveable_store): Likewise.
14651 2016-07-28 Martin Liska <mliska@suse.cz>
14653 PR gcov-profile/68025
14654 * tree-profile.c (tree_profiling): Respect
14655 no_profile_instrument_function attribute.
14656 * doc/extend.texi: Document no_profile_instrument_function
14659 2016-07-28 Martin Liska <mliska@suse.cz>
14661 PR rtl-optimization/70944
14662 * combine.c (make_compound_operation):
14663 Do not allow make_compound_operation for vector mode
14665 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
14667 PR middle-end/71994
14668 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
14669 before calling get_ops.
14671 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
14673 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
14674 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
14675 (BITS_PER_UNIT_LOG): Remove.
14676 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
14677 * expr.c (expand_assignment): Likewise.
14678 * stor-layout.c (initialize_sizetypes): Likewise.
14680 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
14682 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
14683 signature of rs6000_expand_vector_extract so that the element
14684 number is a RTX instead of a constant integer.
14685 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
14687 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
14688 (altivec_expand_vec_ext_builtin): Likewise.
14689 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
14690 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
14691 MFVSRLD instruction.
14693 2016-07-27 David Malcolm <dmalcolm@redhat.com>
14695 * input.c (get_pure_location): Move here from tree.c.
14696 (make_location): Likewise. Add header comment.
14697 (selftest::test_accessing_ordinary_linemaps): Verify
14698 pure_location_p, make_location, get_location_from_adhoc_loc and
14699 get_range_from_loc.
14700 * input.h (get_pure_location): Move declaration here from tree.h.
14701 (get_finish): Likewise for inline function.
14702 (make_location): Likewise for declaration.
14703 * tree.c (get_pure_location): Move to input.c.
14704 (make_location): Likewise.
14705 * tree.h (get_pure_location): Move declaration to tree.h.
14706 (get_finish): Likewise for inline function.
14707 (make_location): Likewise for declaration.
14709 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14711 PR middle-end/71078
14712 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
14714 2016-07-27 David Malcolm <dmalcolm@redhat.com>
14716 * system.h (STATIC_ASSERT): Use static_assert if building
14717 with C++11 onwards.
14719 2016-07-27 Richard Biener <rguenther@suse.de>
14721 PR tree-optimization/72517
14722 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
14723 Revert change to not compute read-read dependences.
14725 2016-07-27 Richard Biener <rguenther@suse.de>
14727 * predict.c (set_even_probabilities): Make nedges unsigned.
14729 2016-07-27 Martin Liska <mliska@suse.cz>
14731 * predict.c (set_even_probabilities): Handle unlikely edges.
14732 (combine_predictions_for_bb): Likewise.
14734 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
14737 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
14738 __float128 support when we don't have hardware support, so that
14739 the IEEE built-in functions like isgreater, first call __unordkf3
14740 to make sure neither operand is a NaN, and if both operands are
14741 ordered, do the normal comparison.
14743 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
14745 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
14747 (extract_code_and_val_from_cond_with_ops): Verify that name is
14748 either cond_op0 or cond_op1.
14750 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
14752 PR tree-optimization/18046
14753 * genmodes.c (emit_mode_size_inline): Emit an assert that
14754 verifies that mode is a valid array index.
14755 (emit_mode_nuinits_inline): Likewise.
14756 (emit_mode_inner_inline): Likewise.
14757 (emit_mode_unit_size_inline): Likewise.
14758 (emit_mode_unit_precision_inline): Likewise.
14759 * tree-vrp.c: Include params.h.
14760 (find_switch_asserts): Register edge assertions for the default
14761 label which correspond to the anti-ranges of each case label.
14762 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
14763 * doc/invoke.texi: Document it.
14765 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14767 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
14768 and unnecessary call to gimple_bb.
14770 2016-07-26 Richard Biener <rguenther@suse.de>
14772 PR rtl-optimization/71984
14773 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
14776 2016-07-26 Richard Biener <rguenther@suse.de>
14778 PR middle-end/72517
14779 * expmed.c (extract_bit_field_1): Constrain the vector mode
14780 with element size matching the extraction mode size when
14781 choosing a better vector mode to do the extraction from.
14783 2016-07-26 Richard Biener <rguenther@suse.de>
14784 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14786 PR middle-end/70920
14787 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
14790 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14792 * tree-ssa-structalias.c (struct scc_info): Change types of
14793 members to auto_sbitmap and auto_vec.
14794 (scc_info::scc_info): New constructor.
14795 (scc_info::~scc_info): New destructor.
14796 (init_scc_info): Remove.
14797 (free_scc_info): Remove.
14798 (find_indirect_cycles): Adjust.
14799 (perform_var_substitution): Likewise.
14800 (free_var_substitution_info): Likewise.
14802 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14804 * tree-outof-ssa.c (struct elim_graph): Change type of members
14805 to auto_vec and auto_sbitmap.
14806 (elim_graph::elim_graph): New constructor.
14807 (delete_elim_graph): Remove.
14808 (expand_phi_nodes): Adjust.
14810 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14812 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
14813 (new_elim_graph): Adjust.
14814 (clear_elim_graph): Likewise.
14815 (delete_elim_graph): Likewise.
14816 (elim_graph_size): Likewise.
14817 (elim_graph_add_node): Likewise.
14818 (elim_graph_add_edge): Likewise.
14819 (elim_graph_remove_succ_edge): Likewise.
14820 (eliminate_name): Likewise.
14821 (eliminate_build): Likewise.
14822 (elim_forward): Likewise.
14823 (elim_unvisited_predecessor): Likewise.
14824 (elim_backward): Likewise.
14825 (elim_create): Likewise.
14826 (eliminate_phi): Likewise.
14827 (expand_phi_nodes): Likewise.
14829 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14831 * bt-load.c (compute_out): Use auto_sbitmap class.
14832 (link_btr_uses): Likewise.
14833 * cfganal.c (mark_dfs_back_edges): Likewise.
14834 (post_order_compute): Likewise.
14835 (inverted_post_order_compute): Likewise.
14836 (pre_and_rev_post_order_compute_fn): Likewise.
14837 (single_pred_before_succ_order): Likewise.
14838 * cfgexpand.c (pass_expand::execute): Likewise.
14839 * cfgloop.c (verify_loop_structure): Likewise.
14840 * cfgloopmanip.c (fix_bb_placements): Likewise.
14841 (remove_path): Likewise.
14842 (update_dominators_in_loop): Likewise.
14843 * cfgrtl.c (break_superblocks): Likewise.
14844 * ddg.c (check_sccs): Likewise.
14845 (create_ddg_all_sccs): Likewise.
14846 * df-core.c (df_worklist_dataflow): Likewise.
14847 * dse.c (dse_step3): Likewise.
14848 * except.c (eh_region_outermost): Likewise.
14849 * function.c (thread_prologue_and_epilogue_insns): Likewise.
14850 * gcse.c (prune_expressions): Likewise.
14851 (prune_insertions_deletions): Likewise.
14852 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
14853 * graph.c (draw_cfg_nodes_no_loops): Likewise.
14854 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
14855 * lcm.c (compute_earliest): Likewise.
14856 (compute_farthest): Likewise.
14857 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
14858 (unroll_loop_runtime_iterations): Likewise.
14859 (unroll_loop_stupid): Likewise.
14860 * lower-subreg.c (decompose_multiword_subregs): Likewise.
14861 * lra-lives.c: Likewise.
14862 * lra.c (lra): Likewise.
14863 * modulo-sched.c (schedule_reg_moves): Likewise.
14864 (optimize_sc): Likewise.
14865 (get_sched_window): Likewise.
14866 (sms_schedule_by_order): Likewise.
14867 (check_nodes_order): Likewise.
14868 (order_nodes_of_sccs): Likewise.
14869 (order_nodes_in_scc): Likewise.
14870 * recog.c (split_all_insns): Likewise.
14871 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
14872 * reload1.c (reload): Likewise.
14873 * sched-rgn.c (haifa_find_rgns): Likewise.
14874 (split_edges): Likewise.
14875 (compute_trg_info): Likewise.
14876 * sel-sched.c (init_seqno): Likewise.
14877 * store-motion.c (remove_reachable_equiv_notes): Likewise.
14878 * tree-into-ssa.c (update_ssa): Likewise.
14879 * tree-ssa-live.c (live_worklist): Likewise.
14880 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
14881 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
14883 (try_peel_loop): Likewise.
14884 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
14886 * tree-ssa-pre.c (compute_antic): Likewise.
14887 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
14888 * tree-stdarg.c (reachable_at_most_once): Likewise.
14889 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
14890 * var-tracking.c (vt_find_locations): Likewise.
14892 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14894 * sbitmap.h (auto_sbitmap): New class.
14896 2016-07-26 Alan Modra <amodra@gmail.com>
14899 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
14902 2016-07-25 David Malcolm <dmalcolm@redhat.com>
14904 * input.c (selftest::temp_source_file::temp_source_file): Fix
14905 missing "%s" in fprintf.
14907 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
14909 PR middle-end/71732
14910 * cselib.c (cselib_process_insn): Invalidate argument slots for
14913 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14915 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
14916 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
14917 vmulxh_lane_f16, vmulxh_laneq_f16): New.
14919 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14921 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14922 * config/aarch64/aarch64.md (fma, fnma): Support HF.
14923 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
14925 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14927 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14928 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
14930 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
14931 (add<mode>3): Likewise.
14932 (sub<mode>3): Likewise.
14933 (mul<mode>3): Likewise.
14934 (div<mode>3): Likewise.
14935 (*div<mode>3): Likewise.
14936 (<fmaxmin><mode>3): Extend to HF.
14937 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
14938 (fabd<mode>3): Likewise.
14939 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
14940 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
14941 (aarch64_fmulx<mode>): Likewise.
14942 (aarch64_fac<optab><mode>): Likewise.
14943 (aarch64_frecps<mode>): Likewise.
14944 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
14945 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
14946 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
14947 (VSDQ_HSDI): Support HI.
14948 (fcvt_target, FCVT_TARGET): Likewise.
14949 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
14950 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
14951 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
14952 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
14953 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
14954 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
14955 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
14956 vrsqrtsh_f16): New.
14958 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14960 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
14961 * config/aarch64/aarch64-builtins.c (hi_UP): New.
14962 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14963 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
14965 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
14966 (aarch64_cm<optab><mode>): Likewise.
14967 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
14968 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
14969 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
14970 (sqrt<mode>2): Likewise.
14971 (*sqrt<mode>2): Likewise.
14972 (abs<mode>2): Likewise.
14973 (<optab><mode>hf2): New pattern for HF mode.
14974 (<optab>hihf2): Likewise.
14975 * config/aarch64/arm_neon.h: Include arm_fp16.h.
14976 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
14977 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
14979 * config/aarch64/arm_fp16.h: New file.
14980 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
14981 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
14982 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
14983 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
14984 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
14985 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
14986 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
14987 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
14988 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
14989 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
14990 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
14991 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
14994 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14996 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
14997 reduc_smin_scal_): Use VDQIF_F16.
14998 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
14999 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
15001 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
15002 * config/aarch64/iterators.md (VDQIF_F16): New.
15003 (vp): Support HF modes.
15004 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
15005 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
15007 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15009 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
15010 "*aarch64_mulx_elt_from_dup<mode>".
15011 (*aarch64_mul3_elt<mode>): Update schedule type.
15012 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
15013 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
15014 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
15015 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
15016 (f, fp): Support HF modes.
15017 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
15018 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
15019 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
15020 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
15021 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
15022 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
15024 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15026 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15027 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
15029 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
15032 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15034 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15035 * config/aarch64/aarch64-simd.md
15036 (aarch64_rsqrts<mode>): Extend to HF modes.
15037 (fabd<mode>3): Likewise.
15038 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
15039 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
15040 (aarch64_<maxmin_uns>p<mode>): Likewise.
15041 (<su><maxmin><mode>3): Likewise.
15042 (<maxmin_uns><mode>3): Likewise.
15043 (<fmaxmin><mode>3): Likewise.
15044 (aarch64_faddp<mode>): Likewise.
15045 (aarch64_fmulx<mode>): Likewise.
15046 (aarch64_frecps<mode>): Likewise.
15047 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
15048 (add<mode>3): Extend to HF modes.
15049 (sub<mode>3): Likewise.
15050 (mul<mode>3): Likewise.
15051 (div<mode>3): Likewise.
15052 (*div<mode>3): Likewise.
15053 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
15055 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
15056 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
15057 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
15058 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
15059 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
15060 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
15061 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
15062 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
15063 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
15064 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
15065 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
15066 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
15067 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
15068 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
15070 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15072 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
15073 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15074 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
15075 (neg<mode>2): Likewise.
15076 (abs<mode>2): Likewise.
15077 (<frint_pattern><mode>2): Likewise.
15078 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
15079 (<optab><VDQF:mode><fcvt_target>2): Likewise.
15080 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
15081 (ftrunc<VDQF:mode>2): Likewise.
15082 (<optab><fcvt_target><VDQF:mode>2): Likewise.
15083 (sqrt<mode>2): Likewise.
15084 (*sqrt<mode>2): Likewise.
15085 (aarch64_frecpe<mode>): Likewise.
15086 (aarch64_cm<optab><mode>): Likewise.
15087 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
15089 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
15090 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
15092 * config/aarch64/arm_neon.h (vdup_n_f16): New.
15093 (vdupq_n_f16): Likewise.
15094 (vld1_dup_f16): Use vdup_n_f16.
15095 (vld1q_dup_f16): Use vdupq_n_f16.
15096 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
15097 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
15098 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
15099 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
15100 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
15101 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
15102 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
15103 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
15104 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
15105 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
15106 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
15107 vsqrt_f16, vsqrtq_f16): New.
15109 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15111 * config/aarch64/aarch64-simd.md
15112 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
15113 (aarch64_ext<mode>): Likewise.
15114 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
15115 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
15116 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
15118 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
15120 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
15121 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
15122 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
15123 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
15124 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
15125 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
15126 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
15128 (vmov_n_f16): Reimplement using vdup_n_f16.
15129 (vmovq_n_f16): Reimplement using vdupq_n_f16..
15131 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15133 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
15134 "frame_related_p". Generate CFA annotation when it's necessary.
15135 (aarch64_expand_prologue): Use aarch64_add_constant.
15136 (aarch64_expand_epilogue): Likewise.
15137 (aarch64_output_mi_thunk): Pass "false" when calling
15138 aarch64_add_constant.
15140 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15142 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
15145 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15147 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
15148 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
15149 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
15150 (aarch64_build_constant): Delete.
15152 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
15155 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
15157 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
15158 flag_toplevel_reorder.
15160 2016-07-25 Richard Biener <rguenther@suse.de>
15162 * cgraph.c (cgraph_node::verify_node): Compare against builtin
15163 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
15164 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
15165 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
15166 (streamer_get_builtin_tree): Likewise.
15167 (streamer_write_builtin): Likewise.
15168 * lto-streamer.h (LTO_builtin_decl): Remove.
15169 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
15170 (lto_input_scc): Remove LTO_builtin_decl handling.
15171 (lto_input_tree_1): Liekwise.
15172 * lto-streamer-out.c (lto_output_tree_1): Remove special
15173 handling of builtins.
15174 (DFS::DFS): Likewise.
15175 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
15176 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
15178 (streamer_write_builtin): Remove.
15180 2016-07-25 Martin Liska <mliska@suse.cz>
15182 * lto-cgraph.c (input_symtab): Don't call get_working_sets
15183 if flag_auto_profile is set to true.
15185 2016-07-25 Martin Liska <mliska@suse.cz>
15187 PR gcov-profile/71868
15188 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
15189 have a function with multiple latches, count them all.
15191 2016-07-25 Martin Liska <mliska@suse.cz>
15193 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
15195 2016-07-25 Martin Liska <mliska@suse.cz>
15197 PR tree-optimization/71987
15198 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
15199 just for SSA_NAMEs. Fix GNU coding style.
15201 2016-07-25 Martin Liska <mliska@suse.cz>
15203 PR gcov-profile/64874
15204 * gcov-io.h: Update command about file format.
15205 * gcov-iov.c (main): Adapt the numbering scheme.
15207 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
15209 PR middle-end/66726
15210 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
15211 whose result is used in PHI.
15212 (final_range_test_p): Likewise.
15213 (maybe_optimize_range_tests): Likewise.
15215 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
15217 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15218 Reformat two multi-line strings.
15220 2016-07-22 Martin Sebor <msebor@redhat.com>
15222 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
15224 2016-07-22 Martin Sebor <msebor@redhat.com>
15227 * doc/extend.texi (Compound Literals): Correct and clarify.
15228 (Cast to Union): Same.
15230 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
15232 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
15233 comments to explain why certain error messages make mention of
15234 undocumented options.
15235 (rs6000_invalid_builtin): Change error messages to replace mention
15236 of undocumented options with mention of the -mcpu=power9 option
15237 that enables those undocumented options.
15238 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
15239 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
15240 definition of this macro to correct an existing error.
15241 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
15242 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
15243 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
15244 descriptions of built-in functions so that they depend on
15245 -mcpu=power9 instead of on the corresponding undocumented flags.
15246 * doc/invoke.texi (Option Summary): Remove all mention of newly
15247 undocumented flags.
15248 (IBM RS/6000 and PowerPC Options): Likewise.
15249 * doc/md.texi (Constraints for Particuliar Machines): Remove all
15250 mention of newly undocumented flags.
15252 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
15254 * ipa-cp.c (determine_versionability): Do not create constprop clones,
15255 when target_clones attribute is set.
15257 2016-07-22 Bin Cheng <bin.cheng@arm.com>
15259 * common.opt (funsafe-loop-optimizations): Mark ignore.
15260 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
15261 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
15263 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
15264 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
15266 2016-07-22 Bin Cheng <bin.cheng@arm.com>
15268 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
15270 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
15272 (number_of_iterations_exit): Warn missed loop optimization for
15273 possible infinite loops.
15275 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
15278 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
15279 when to emit a ".machine" pseudo-op.
15281 2016-07-22 Martin Liska <mliska@suse.cz>
15283 PR gcov-profile/69028
15284 PR gcov-profile/62047
15285 * coverage.c (coverage_compute_lineno_checksum): Do not
15286 calculate checksum for fns w/o xloc.file.
15287 (coverage_compute_profile_id): Likewise.
15289 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
15291 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
15292 (avr_secondary_reload): ...and implementation.
15293 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
15294 * config/avr/avr.md (reload_in<mode>): Remove insns.
15295 (adjust_len) [lpm]: Remove insn attribute value.
15296 * config/avr/predicates.md (flash_operand): Remove insn predicate.
15298 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
15300 PR middle-end/71876
15301 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
15303 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
15304 * calls.c (special_function_p): Remove the special handling of the
15305 "__builtin_" prefix.
15307 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
15309 PR middle-end/71876
15310 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
15311 if STMT may be an alloca call.
15312 (gimple_alloca_call_p, alloca_call_p): Return only true for the
15313 builtin alloca call.
15314 * calls.h (gimple_maybe_alloca_call_p): New function.
15315 * tree-inline.c (inline_forbidden_p_stmt): Use
15316 gimple_maybe_alloca_call_p here.
15318 2016-07-21 David Malcolm <dmalcolm@redhat.com>
15320 * spellcheck-tree.c (best_macro_match::best_macro_match):
15321 Explictly specify the template arguments when invoking the base
15322 class constructor, to help older C++ compilers.
15324 2016-07-21 Jakub Jelinek <jakub@redhat.com>
15327 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
15328 before builtin_decl_implicit.
15330 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
15332 * optabs.c (emit_condiitonal_move): Short circuit for identical
15335 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
15337 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
15338 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
15339 (noce_conversion_profitable_p): New.
15340 (noce_try_store_flag_constants): Use it.
15341 (noce_try_addcc): Likewise.
15342 (noce_try_store_flag_mask): Likewise.
15343 (noce_try_cmove): Likewise.
15344 (noce_try_cmove_arith): Likewise.
15345 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
15347 (noce_convert_multiple_sets): Move cost model to here, from...
15348 (bb_ok_for_noce_convert_multiple_sets) ...here.
15349 (noce_process_if_block): Update calls for above changes.
15350 (noce_find_if_block): Record new noce_if_info parameters.
15352 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
15354 * target.def (max_noce_ifcvt_seq_cost): New.
15355 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
15356 * doc/tm.texi: Regenerate.
15357 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
15358 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
15359 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
15360 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
15361 * doc/invoke.texi: Document new params.
15363 2016-07-21 Richard Biener <rguenther@suse.de>
15365 PR tree-optimization/71947
15366 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
15367 ranges have useful limit_vr information.
15369 2016-07-21 Richard Biener <rguenther@suse.de>
15371 * function-tests.c (build_trivial_generic_function): Set
15372 BLOCK_SUPERCONTEXT of DECL_INITIAL.
15373 * omp-low.c (create_omp_child_function): Likewise.
15374 (grid_expand_target_grid_body): Likewise.
15375 * cgraphunit.c (init_lowered_empty_function): Likewise.
15376 (cgraph_node::expand_thunk): Likewise.
15377 * tree-parloops.c (create_loop_fn): Likewise.
15378 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
15380 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15382 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
15385 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
15387 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
15388 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
15389 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
15390 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
15391 values for insn attribute.
15392 * config/avr/avr.c (avr_out_insert_notbit): New function.
15393 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
15394 ADJUST_LEN_INSV_NOTBIT_0/_7.
15395 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
15397 2016-07-21 Bin Cheng <bin.cheng@arm.com>
15399 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
15400 (chrec_convert_1, chrec_convert): Ditto.
15401 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
15402 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
15403 * tree-vrp.c (adjust_range_with_scev): Ditto.
15404 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
15405 (scev_var_range_cant_overflow): New function.
15406 (scev_probably_wraps_p): New parameter. Call above function.
15407 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
15409 2016-07-21 Bin Cheng <bin.cheng@arm.com>
15411 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
15412 by removing computation of may_be_zero.
15414 2016-07-21 Jakub Jelinek <jakub@redhat.com>
15416 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
15418 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
15420 Improving concepts performance and diagnostics.
15421 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
15422 for constraint satisfaction and subsumption.
15423 * timevar.h (auto_timevar): New constructor that matches the push/pop
15424 pattern of usage in pt.c.
15426 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
15428 * hwint.h (HOST_WIDE_INT_0): New define.
15429 (HOST_WIDE_INT_0U): Ditto.
15430 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
15431 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
15432 * simplify-rtx.c: Ditto.
15433 * tree-object-size.c: Ditto.
15435 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15437 * config/s390/s390.c (s390_encode_section_info): Remove mode size
15440 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
15442 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
15443 * combine.c: Use HOST_WIDE_INT_M1U instead of
15444 ~(unsigned HOST_WIDE_INT) 0.
15445 * double-int.h: Ditto.
15447 * dwarf2asm.c:Ditto.
15449 * genmodes.c: Ditto.
15451 * read-rtl.c: Ditto.
15452 * tree-ssa-loop-ivopts.c: Ditto.
15453 * tree-ssa-loop-prefetch.c: Ditto.
15454 * tree-vect-generic.c: Ditto.
15455 * tree-vect-patterns.c: Ditto.
15458 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15460 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
15461 constant addresses outside [0,0xc0] into a register.
15462 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
15463 cases where the base address register is unused after.
15464 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
15465 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
15466 (avr_out_store_psi_reg_disp_tiny): Same.
15468 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15470 Implement attribute progmem on reduced Tiny cores by adding
15471 flash offset 0x4000 to respective symbols.
15474 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
15475 documentation how it works on reduced Tiny cores.
15476 (AVR Named Address Spaces): No support for reduced Tiny.
15477 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
15478 (avr_address_tiny_pm_p): New static function.
15479 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
15480 if the address is in progmem.
15481 (avr_assemble_integer): Same.
15482 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
15483 for symbol_ref in progmem.
15484 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
15485 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
15486 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
15488 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
15490 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
15491 * configure: Regenerate.
15492 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
15493 (USE_THIN_ARCHIVES): New variable.
15494 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
15495 this archive as a thin archive.
15497 2016-07-20 David Malcolm <dmalcolm@redhat.com>
15499 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
15500 same location as last time, don't skip if we have fix-it hints.
15501 Clarify the skipping logic by converting it from one "if" clause
15502 to repeated "if" clauses.
15503 * spellcheck-tree.c: Include "cpplib.h".
15504 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
15505 (best_macro_match::best_macro_match): New constructor.
15506 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
15507 Move here from c/c-decl.c.
15508 (class best_macro_match): Move here from c/c-decl.c, converting
15509 from a typedef to a subclass, gaining a ctor.
15511 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15513 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
15514 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
15516 (avr_addr_space_diagnose_usage): ...and implementation.
15517 (avr_addr_space_supported_p): New function.
15518 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
15519 report bad address space usage if that space is supported.
15520 (avr_insert_attributes): Same. No more complain about unsupported
15522 * config/avr/avr-c.c (tm_p.h): Include it.
15523 (avr_cpu_cpp_builtins): Only define addr-space related built-in
15524 macro if avr_addr_space_supported_p.
15526 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
15528 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
15529 flag_toplevel_reorder.
15531 2016-07-20 David Malcolm <dmalcolm@redhat.com>
15533 * gcc-rich-location.c
15534 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
15536 * gcc-rich-location.h
15537 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
15539 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15541 * target.def (addr_space): Add new diagnose_usage to hook vector.
15542 * targhooks.c (default_addr_space_diagnose_usage): Add default
15543 implementation and...
15544 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
15545 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
15546 is some address space, call targetm.addr_space.diagnose_usage.
15547 * doc/tm.texi.in (Named Address Spaces): Add anchor for
15548 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
15549 * doc/tm.texi: Regenerate.
15551 2016-07-20 Martin Liska <mliska@suse.cz>
15553 PR middle-end/71898
15554 * graphite-isl-ast-to-gimple.c (later_of_the_two):
15555 Properly handly PHI stmts.
15557 2016-07-20 Bin Cheng <bin.cheng@arm.com>
15559 PR tree-optimization/71503
15560 PR tree-optimization/71683
15561 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
15564 2016-07-20 Martin Liska <mliska@suse.cz>
15566 * doc/invoke.texi (-fipa-ra): Document when the option is
15567 disabled. Fix a typo.
15569 2016-07-20 Martin Liska <mliska@suse.cz>
15571 * Makefile.in: Include fibonacci_heap.c
15572 * fibonacci_heap.c: New file.
15573 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
15574 (fibonacci_heap::union_with): Fix deletion of the second heap.
15575 * selftest-run-tests.c (selftest::run_tests): Incorporate
15576 fibonacci heap tests.
15577 * selftest.h: Declare fibonacci_heap_c_tests.
15579 2016-07-20 Martin Liska <mliska@suse.cz>
15581 * selftest-run-tests.c (selftest::run_tests): New function.
15582 * selftest.h (sreal_c_tests): Declare.
15583 * sreal.c (sreal_verify_basics): New function.
15584 (verify_aritmetics): Likewise.
15585 (sreal_verify_arithmetics): Likewise.
15586 (verify_shifting): Likewise.
15587 (sreal_verify_shifting): Likewise.
15588 (void sreal_c_tests): Likewise.
15590 2016-07-19 Jakub Jelinek <jakub@redhat.com>
15592 PR rtl-optimization/71916
15593 * cfgrtl.c (contains_no_active_insn_p): Return false also for
15594 bb which have a single succ fake edge.
15596 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
15599 * dwarf2out.c (gen_subprogram_die): Only call
15600 gen_unspecified_parameters_die while dumping early dwarf.
15602 2016-07-19 Jakub Jelinek <jakub@redhat.com>
15604 PR middle-end/71874
15605 * gimple-fold.c (fold_builtin_memory_op): Use
15606 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
15608 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
15610 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
15611 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
15612 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
15613 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
15614 * combine.c: Ditto.
15617 * double-int.c: Ditto.
15619 * dwarf2out.c: Ditto.
15622 * fold-const.c: Ditto.
15623 * function.c: Ditto.
15625 * genmodes.c: Ditto.
15629 * loop-doloop.c: Ditto.
15630 * loop-invariant.c: Ditto.
15631 * loop-iv.c: Ditto.
15636 * rtlanal.c: Ditto.
15637 * simplify-rtx.c: Ditto.
15638 * stor-layout.c: Ditto.
15640 * tree-ssa-loop-ivopts.c: Ditto.
15641 * tree-vect-generic.c: Ditto.
15642 * tree-vect-patterns.c: Ditto.
15647 * wide-int-print.cc: Ditto.
15648 * wide-int.cc: Ditto.
15649 * wide-int.h: Ditto.
15651 2016-07-19 David Malcolm <dmalcolm@redhat.com>
15653 * selftest.c (selftest::assert_streq): Handle NULL values of
15654 val_actual and val_expected.
15656 2016-07-19 Martin Jambor <mjambor@suse.cz>
15659 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
15660 rather than cgraph_create_node to get a call graph node.
15662 2016-07-19 Richard Biener <rguenther@suse.de>
15664 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
15665 handle all tcc_constant bases and valueize SSA names.
15666 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
15667 tcc_constant bases.
15669 2016-07-19 David Malcolm <dmalcolm@redhat.com>
15671 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
15672 the flags of the exit block and bb2, not just the entry block.
15674 2016-07-19 Richard Biener <rguenther@suse.de>
15676 PR tree-optimization/71901
15677 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
15678 align member, group stuff with the bitfield.
15679 (vn_ref_op_align_unit): New inline.
15680 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
15681 record element alignment and operand 3 unchanged.
15682 (ao_ref_init_from_vn_reference): Adjust.
15683 (valueize_refs_1): Likewise.
15684 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
15686 2016-07-19 Richard Biener <rguenther@suse.de>
15688 PR tree-optimization/71908
15689 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
15690 symbolic constants in a more reliable way.
15692 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
15694 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
15696 (vect_update_inits_of_drs): Likewise.
15697 (vect_create_cond_for_alias_checks): Likewise.
15698 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
15700 2016-07-19 Richard Biener <rguenther@suse.de>
15703 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
15704 with an abstract origin that is not an inlined function outer
15705 scope add a self-reference as abstract origin.
15706 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
15708 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
15711 * config/rs6000/rs6000.c (rs6000_function_value): Fix
15712 unintentional System V.4 structure return breakage for structures
15713 with a single floating point element.
15715 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
15717 PR tree-optimization/71734
15718 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
15719 contains REF, use it to check safelen, assume that safelen value
15720 must be greater 1, fix style.
15721 (ref_indep_loop_p_2): Add REF_LOOP argument.
15722 (ref_indep_loop_p): Pass LOOP as additional argument to
15723 ref_indep_loop_p_2.
15725 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
15727 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
15728 allocation in the prologue.
15729 * explow.c (get_dynamic_stack_base): New function to return an address
15730 expression for the dynamic stack base.
15731 (get_dynamic_stack_size): New function to do the required dynamic stack
15732 space size calculations.
15733 (allocate_dynamic_stack_space): Use new functions.
15734 (align_dynamic_address): Move some code from
15735 allocate_dynamic_stack_space to new function.
15736 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
15738 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15740 * config/s390/s390.c (s390_encode_section_info): Always set
15741 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
15744 2016-07-18 Richard Biener <rguenther@suse.de>
15746 PR tree-optimization/71893
15747 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
15748 for sizetype cast added by array_ref_element_size.
15749 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
15751 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
15753 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
15754 register parameters. Remove code to initialize argument pointer
15755 on TARGET_64BIT. Optimize call to _mcount when it can be reached
15756 using a pc-relative branch. Cleanup conditional code.
15757 * config/pa/pa.md (call_mcount): New expander.
15758 (call_mcount_nonpic): New insn.
15759 (call_mcount_pic): New insn and split.
15760 (call_mcount_pic_post_reload): New insn.
15761 (call_mcount_64bit): New insn and split.
15762 (call_mcount_64bit_post_reload): New insn.
15764 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
15766 * config/avr/predicates.md (const_m255_to_m1_operand): New.
15767 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
15768 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
15769 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
15770 (*usum_widenqihi3, *udiff_widenqihi3)
15771 (*addhi3_zero_extend.const): New combiner insns.
15772 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
15773 just 1 bit is affected.
15774 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
15775 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
15777 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
15779 * omp-low.c (lower_omp_target): Mark data clauses with
15780 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
15781 zero-length subarrays.
15783 2016-07-15 Richard Biener <rguenther@suse.de>
15785 PR tree-optimization/71881
15786 * tree-loop-distribution.c (destroy_loop): Remove blocks in
15787 reverse DOM order to make debug temp generation happy.
15789 2016-07-15 Richard Biener <rguenther@suse.de>
15791 PR tree-optimization/71887
15792 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
15793 verify it is not zero for division / modulo handling.
15794 (value_replacement): Adjust.
15796 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
15797 Julian Brown <julian@codesourcery.com>
15799 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
15800 * config/aarch64/aarch64-cost-tables.h
15801 (vulcan_extra_costs): New variable.
15802 * config/aarch64/aarch64.c
15803 (vulcan_addrcost_table): Likewise.
15804 (vulcan_regmove_cost): Likewise.
15805 (vulcan_vector_cost): Likewise.
15806 (vulcan_branch_cost): Likewise.
15807 (vulcan_tunings): Likewise.
15809 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
15811 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
15812 (output_in_order): Loop over undefined variables too. Output them
15813 via assemble_undefined_decl. Skip variables that correspond to hard
15814 registers or have value-exprs.
15815 * varpool.c (symbol_table::output_variables): Handle undefined
15816 variables together with defined ones.
15818 2016-07-15 Richard Biener <rguenther@suse.de>
15820 * tree-ssa-pre.c (get_representative_for): Make sure to return
15821 the value number of SSA names.
15822 (phi_translate_1): get_representative_for cannot return NULL.
15823 (do_pre_regular_insertion): Remove redundant call to
15824 fully_constant_expression.
15825 (do_pre_partial_partial_insertion): Likewise.
15827 2016-07-15 Bin Cheng <bin.cheng@arm.com>
15829 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
15830 (derive_simple_iv_with_niters): New function.
15831 (simple_iv): Rewrite using simple_iv_with_niters.
15832 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
15833 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
15835 (number_of_iterations_exit): Rewrite using above function.
15836 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
15839 2016-07-15 Richard Biener <rguenther@suse.de>
15841 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
15842 vec_construct cost.
15844 2016-07-14 Jakub Jelinek <jakub@redhat.com>
15846 PR tree-optimization/71872
15847 * tree-data-ref.c (get_references_in_stmt): Ignore references
15848 with is_gimple_constant get_base_address.
15850 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
15852 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
15853 (TARGET_HAVE_LDACQD): New macro.
15854 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
15855 than TARGET_HAVE_LDACQ.
15856 (arm_load_acquire_exclusivedi): Likewise.
15857 (arm_store_release_exclusivedi): Likewise.
15859 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
15861 PR rtl-optimization/71878
15862 * lra-constraints.c (match_reload): Pass information about other
15863 output operands. Create new unique register value if matching input
15864 operand shares same register value as output operand being considered.
15865 (curr_insn_transform): Record output operands already processed.
15867 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15870 PR tree-optimization/70923
15871 * tree-vect-patterns.c: Include mult-synthesis.h.
15872 (target_supports_mult_synth_alg): New function.
15873 (synth_lshift_by_additions): Likewise.
15874 (apply_binop_and_append_stmt): Likewise.
15875 (vect_synth_mult_by_constant): Likewise.
15876 (target_has_vecop_for_code): Likewise.
15877 (vect_recog_mult_pattern): Use above functions to synthesize vector
15878 multiplication by integer constants.
15880 2016-07-14 Alan Modra <amodra@gmail.com>
15882 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
15883 gpr alternatives. Correct '*' placement on Y,r alternative.
15884 Add '*' on operand 1 of r,r alternative.
15886 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15888 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
15889 * expmed.h: ... Here.
15891 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
15893 * gimple.h (stmt_can_terminate_bb_p): New function.
15894 * tree-cfg.c (need_fake_edge_p): Rename to ...
15895 (stmt_can_terminate_bb_p): ... this; return true if stmt can
15896 throw external; handle const and pure calls.
15897 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
15899 2016-07-14 Richard Biener <rguenther@suse.de>
15901 PR tree-optimization/71866
15902 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
15903 (do_hoist_insertion): Avoid endless recursion when we
15904 didn't insert anything because we managed to simplify
15905 things down to a constant or SSA name.
15906 (fully_constant_expression): Re-write in terms of ...
15907 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
15908 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
15909 vn_nary_build_or_lookup_1.
15910 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
15911 (vn_nary_build_or_lookup): ... this which now wraps it.
15913 2016-07-14 Alan Modra <amodra@gmail.com>
15916 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
15917 with p9_vector override before power9-dform override.
15919 2016-07-13 Andi Kleen <ak@linux.intel.com>
15921 * value-prof.c (gimple_value_profile_transformations): Don't run
15922 when auto_profile is on.
15924 2016-07-13 Andi Kleen <ak@linux.intel.com>
15926 * auto-profile.c (update_inlined_ind_target,
15927 afdo_indirect_call): Print information to dump file.
15929 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
15931 * genrecog.c (special_predicate_operand_p): New function.
15932 (predicate_name): Move function.
15933 (validate_pattern): Don't warn about missing mode for all
15934 define_special_predicate predicates.
15936 2016-07-13 Bin Cheng <bin.cheng@arm.com>
15938 * tree-vect-data-refs.c (vect_no_alias_p): New function.
15939 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
15940 resolve alias checks which are known at compilation time.
15941 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
15942 alias checks are resolved. Move dump info for too many runtime
15943 alias checks to here...
15944 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
15946 2016-07-13 Richard Biener <rguenther@suse.de>
15948 PR tree-optimization/24574
15949 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
15950 position and add shift, rotate, divison and modulo support
15952 (value_replacement): Pass in argument position to absorbing_element_p.
15954 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
15957 * ipa-inline-transform.c (inline_call): Support
15958 instrumented thunks.
15960 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
15962 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
15963 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
15965 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
15966 Baseline. Make initial alternative TARGET_32BIT only.
15967 (udivsi3): Likewise.
15968 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
15969 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
15972 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
15974 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
15975 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
15976 availability with TARGET_HAVE_MOVT.
15977 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
15978 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
15979 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
15981 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
15982 extra instruction if MOVW is available. Use a cost variable
15983 incremented by COSTS_N_INSNS (1) when the condition match rather than
15984 returning an arithmetic expression based on COSTS_N_INSNS. Make
15985 constant with bottom half word zero cost 2 instruction if MOVW is
15987 * config/arm/arm.md (define_attr "arch"): Add v8mb.
15988 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
15989 target is ARMv8-M Baseline.
15990 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
15991 (arm_movtas_ze): Likewise.
15992 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
15993 alternative for constants satisfying j constraint.
15994 (thumb1_movsi_insn): Likewise.
15995 (movsi splitter for K alternative): Tighten condition to not trigger
15996 if movt is available and j constraint is satisfied.
15997 (Pe immediate splitter): Likewise.
15998 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
15999 constant fitting in an halfword to use MOVW.
16000 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
16003 2016-07-13 Richard Biener <rguenther@suse.de>
16005 PR middle-end/71104
16006 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
16007 gimplifying the LHS. Make sure to gimplify a returning twice
16008 call LHS without using SSA names.
16010 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16012 * tree-data-ref.c (find_data_references_in_stmt): Remove
16013 unnecessary call to vec::release.
16014 (graphite_find_data_references_in_stmt): Likewise.
16015 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
16016 * tree-vect-stmts.c (vectorizable_condition): Likewise.
16018 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16020 * cfgexpand.c (expand_used_vars): Make the type of a local
16022 * genmatch.c (lower_for): Likewise.
16023 * haifa-sched.c (haifa_sched_init): Likewise.
16024 (add_to_speculative_block): Likewise.
16025 (create_check_block_twin): Likewise.
16026 * predict.c (handle_missing_profiles): Likewise.
16027 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
16028 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
16029 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
16031 (maybe_lower_iteration_bound): Likewise.
16032 * tree-ssa-sccvn.c (DFS): Likewise.
16033 * tree-stdarg.c (reachable_at_most_once): Likewise.
16034 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
16035 (vectorizable_store): Likewise.
16037 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16039 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
16040 (sccvn_dom_walker): make cond_stack an auto_vec.
16042 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16044 * ree.c (struct ext_state): Make type of members auto_vec.
16045 (find_and_remove_re): Adjust.
16047 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16049 * cfgexpand.c (struct stack_vars_data): Make type of fields
16051 (expand_used_vars): Adjust.
16053 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16055 * ipa.c (record_cdtor_fn): Adjust.
16056 (build_cdtor_fns): Likewise.
16057 (ipa_cdtor_merge): Make static_ctors and static_dtors local
16060 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16062 * genextract.c (struct accum_extract): Add constructor and make
16064 (gen_insn): Adjust.
16066 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16068 * tree.c (struct free_lang_data_d): Add constructor and change
16069 types of members to ones that automatically manage resources.
16070 (fld_worklist_push): Adjust.
16071 (find_decls_types): Likewise.
16072 (find_decls_types_in_eh_region): Likewise.
16073 (free_lang_data_in_cgraph): Stop manually creating and
16074 destroying members of free_lang_data_d.
16076 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
16078 PR rtl-optimization/68961
16079 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
16080 peephole variant. Use sse_reg_operand predicates.
16082 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
16084 * config/i386/predicates.md (x86_64_immediate_operand)
16085 <case CONST_INT>: Remove unneeded truncation to DImode.
16086 <case CONST>: Ditto.
16087 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
16089 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16092 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
16093 The xxperm and xxpermr instructions require that the 2nd input
16094 operand overlap with the output operand, and not the 1st.
16095 (altivec_vperm_v8hiv16qi): Likewise.
16096 (altivec_vperm_<mode>_uns_internal): Likewise.
16097 (altivec_vpermr_<mode>_internal): Likewise.
16098 (vperm_v8hiv4si): Likewise.
16099 (vperm_v16qiv8hi): Likewise.
16101 2016-07-12 Nathan Sidwell <nathan@acm.org>
16103 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
16104 when -mno-pic-data-is-text-relative is in effect, by default.
16105 * doc/invoke.texi (mpic-data-is-text-relative): Document new
16106 behavior and clarify.
16108 2016-07-12 Martin Liska <mliska@suse.cz>
16110 * params.def: Add avg-loop niter.
16111 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
16112 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
16113 * doc/invoke.texi: Document the new parameter.
16115 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16117 PR middle-end/71700
16118 * expr.c (store_constructor): Mask sign-extended bits when widening
16119 sub-word constructor element at the start of a word.
16121 2016-07-12 Martin Liska <mliska@suse.cz>
16123 * Makefile.in: Append rule for params-options.h.
16124 * params-options.h: New file.
16126 2016-07-12 Martin Liska <mliska@suse.cz>
16128 * ira-build.c (mark_loops_for_removal): Properly iterate
16131 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
16132 Richard Biener <rguenther@suse.de>
16134 PR tree-optimization/23286
16135 PR tree-optimization/70159
16136 * doc/invoke.texi: Document -fcode-hoisting.
16137 * common.opt (fcode-hoisting): New flag.
16138 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
16139 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
16140 (do_regular_insertion): Rename to ...
16141 (do_pre_regular_insertion): ... this and amend general comments
16142 on insertion strathegy.
16143 (do_partial_partial_insertion): Rename to ...
16144 (do_pre_partial_partial_insertion): ... this.
16145 (do_hoist_insertion): New function.
16146 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
16147 and call do_hoist_insertion properly.
16149 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
16150 (pass_pre::execute): Register hoist_insert stats.
16152 2016-07-12 Jakub Jelinek <jakub@redhat.com>
16154 PR middle-end/71716
16155 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
16156 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
16157 is different from mode's bitsize. Small cleanup.
16159 2016-07-12 Richard Biener <rguenther@suse.de>
16161 PR rtl-optimization/68961
16162 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
16163 to simplify to a non-constant.
16165 2016-07-11 Jakub Jelinek <jakub@redhat.com>
16167 PR middle-end/71758
16168 * omp-low.c (expand_omp_target): Gimplify device.
16170 PR tree-optimization/71823
16171 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
16172 to get vec_oprnds2 from op2.
16174 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
16176 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
16177 Hoist common subexpressions.
16178 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
16180 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
16183 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
16184 prevent generation of 'stxsiwx' on pre Power8 hardware.
16186 2016-07-11 David Malcolm <dmalcolm@redhat.com>
16188 * input.c: Include cpplib.h.
16189 (selftest::temp_source_file): New class.
16190 (selftest::temp_source_file::temp_source_file): New ctor.
16191 (selftest::temp_source_file::~temp_source_file): New dtor.
16192 (selftest::should_have_column_data_p): New function.
16193 (selftest::test_should_have_column_data_p): New function.
16194 (selftest::temp_line_table): New class.
16195 (selftest::temp_line_table::temp_line_table): New ctor.
16196 (selftest::temp_line_table::~temp_line_table): New dtor.
16197 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
16198 it to create a temp_line_table.
16199 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
16200 locations that are known to have column data.
16201 (selftest::line_table_case): New struct.
16202 (selftest::test_reading_source_line): Move tempfile handling
16203 to class temp_source_file.
16204 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
16205 (selftest::assert_token_loc_eq): New function.
16206 (ASSERT_TOKEN_LOC_EQ): New macro.
16207 (selftest::test_lexer): New function.
16208 (selftest::boundary_locations): New array.
16209 (selftest::input_c_tests): Call test_should_have_column_data_p.
16210 Loop over a test matrix of interesting values of location and
16211 default_range_bits, calling test_lexer on each case in the matrix.
16212 Move call to test_accessing_ordinary_linemaps into the matrix.
16213 * selftest.h (ASSERT_EQ): Reimplement in terms of...
16214 (ASSERT_EQ_AT): New macro.
16216 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
16219 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
16220 Don't convert TImode in debug insn.
16222 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
16224 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
16225 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
16226 (tree_type_common::lang_flag_7): New.
16227 (tree_type_common::spare): Reduce size.
16228 * tree.h (TYPE_ALIGN_OK): Remove.
16229 (TYPE_LANG_FLAG_7): New.
16230 (get_inner_reference): Adjust header.
16231 * print-tree.c (print_node): Adjust.
16232 * expr.c (get_inner_reference): Remove parameter keep_aligning.
16233 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
16234 calls to get_inner_reference.
16235 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
16236 handling of TYPE_ALIGN_OK.
16237 * builtins.c (get_object_alignment_2): Adjust call to
16238 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
16239 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
16241 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
16242 * cfgexpand.c (expand_debug_expr): Likewise.
16243 * dbxout.c (dbxout_expand_expr): Likewise.
16244 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
16245 loc_list_from_tree, fortran_common): Likewise.
16246 * fold-const.c (optimize_bit_field_compare,
16247 decode_field_reference, fold_unary_loc, fold_comparison,
16248 split_address_to_core_and_offset): Likewise.
16249 * gimple-laddress.c (execute): Likewise.
16250 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
16251 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
16252 * hsa-gen.c (gen_hsa_addr): Likewise.
16253 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
16254 * tsan.c (instrument_expr): Likewise.
16255 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
16256 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
16257 * tree-affine.c (tree_to_aff_combination,
16258 get_inner_reference_aff): Adjust calls to get_inner_reference.
16259 * tree-data-ref.c (split_constant_offset_1,
16260 dr_analyze_innermost): Likewise.
16261 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
16262 * tree-sra.c (ipa_sra_check_caller): Likewise.
16263 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
16264 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
16265 bswap_replace): Likewise.
16266 * tree-vect-data-refs.c (vect_check_gather,
16267 vect_analyze_data_refs): Likewise.
16268 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
16269 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
16272 2016-07-11 David Malcolm <dmalcolm@redhat.com>
16274 * Makefile.in (selftest-valgrind): New phony target.
16275 * function-tests.c (selftest::build_cfg): Delete pass instances
16276 created by the test.
16277 (selftest::convert_to_ssa): Likewise.
16278 (selftest::test_expansion_to_rtl): Likewise.
16279 * tree-cfg.c (selftest::test_linear_chain): Release dominator
16281 (selftest::test_diamond): Likewise.
16283 2016-07-11 Richard Biener <rguenther@suse.de>
16285 PR tree-optimization/71816
16286 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
16287 than replacing all of its operands.
16289 2016-07-11 Alan Modra <amodra@gmail.com>
16291 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
16292 (ctr<mode>): Add unspec.
16293 (ctr<mode>_internal*): Likewise.
16295 2016-07-08 James Bowman <james.bowman@ftdichip.com>
16297 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
16298 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
16300 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
16302 PR rtl-optimization/71621
16303 * lra-constraints.c (process_alt_operands): Check combination of
16304 reg class and mode.
16306 2016-07-08 Jason Merrill <jason@redhat.com>
16307 Richard Biener <rguenther@suse.de>
16309 P0145: Refining Expression Order for C++.
16310 * gimplify.c (initial_rhs_predicate_for): New.
16311 (gimplfy_modify_expr): Gimplify RHS before LHS.
16313 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16316 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16317 Allow standard error handling to take over when a wrong number
16318 of arguments is presented to __builtin_vec_ld () or
16319 __builtin_vec_st ().
16321 2016-07-08 Jiong Wang <jiong.wang@arm.com>
16323 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
16328 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
16329 __builtin_aarch64_fmaxv2sf.
16330 (vmaxnmq_f32): Likewise.
16331 (vmaxnmq_f64): Likewise.
16332 (vminnm_f32): Likewise.
16333 (vminnmq_f32): Likewise.
16334 (vminnmq_f64): Likewise.
16336 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
16339 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
16340 enable -mfloat128-hardware by default.
16341 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
16342 that IEEE 128-bit hardware support needs.
16343 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
16344 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
16345 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
16346 floating point requires.
16347 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
16348 -mfloat128 and -mfloat128-hardware changes.
16350 2016-07-08 Alan Hayward <alan.hayward@arm.com>
16352 PR tree-optimization/71667
16353 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
16355 2016-07-08 Martin Liska <mliska@suse.cz>
16357 PR middle-end/71606
16358 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
16359 folding produces SAVE_EXPRs, thus return false for the type.
16361 2016-07-07 Martin Liska <mliska@suse.cz>
16363 * file-find.c (remove_prefix): New function.
16364 * file-find.h (remove_prefix): Declare the function.
16365 * gcc-ar.c (main): Skip a folder of the wrapper if
16366 a wrapped binary would point to the same file.
16368 2016-07-07 Jan Hubicka <jh@suse.cz>
16370 * tree-scalar-evolution.c (iv_can_overflow_p): export.
16371 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
16372 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
16374 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
16377 * ipa-inline-analysis.c (compute_inline_parameters): Set
16378 local.can_change_signature to false for intrumentation
16381 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
16383 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
16384 with TARGET_HAVE_MOVT.
16385 (TARGET_HAVE_MOVT): Define.
16386 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
16387 availability with TARGET_HAVE_MOVT.
16388 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
16390 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
16392 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
16393 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
16394 * config/arm/constraints.md (define_constraint "j"): Use
16395 TARGET_HAVE_MOVT to check MOVT availability.
16397 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
16399 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
16401 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
16403 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
16404 (armv8-m.main): Likewise.
16405 (armv8-m.main+dsp): Likewise.
16406 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
16407 (FL_FOR_ARCH8M_MAIN): Likewise.
16408 * config/arm/arm-tables.opt: Regenerate.
16409 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
16410 armv8-m.main+dsp to BE8_LINK_SPEC.
16411 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
16412 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
16413 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
16414 Baseline and Mainline.
16415 (arm_option_override_internal): Also disable arm_restrict_it when
16416 !arm_arch_notm. Update comment for -munaligned-access to also cover
16418 (arm_file_start): Increase buffer size for printing architecture name.
16419 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
16420 and armv8-m.main+dsp.
16421 (mno-unaligned-access): Clarify that this is disabled by default for
16422 ARMv8-M Baseline architectures as well.
16424 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
16426 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
16427 decide whether to prevent some libgcc routines being included for some
16428 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
16429 link between this condition and the one in
16430 libgcc/config/arm/lib1func.S.
16432 2016-07-07 Richard Biener <rguenther@suse.de>
16434 * tree-ssa-pre.c: Include alias.h.
16435 (compute_avail): If we have multiple VN_REFERENCEs with the
16436 same hashtable entry adjust that to make it a valid replacement
16437 for all of them with respect to alignment and aliasing
16438 when doing insertion.
16439 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
16440 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
16442 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
16446 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
16447 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
16450 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16452 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
16453 (adjust_mems): Adjust.
16454 (adjust_insn): Likewise.
16455 (prepare_call_arguments): Likewise.
16457 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16459 * gcse.c (struct ls_expr): Make stores field a vector.
16460 (ldst_entry): Adjust.
16461 (free_ldst_entry): Likewise.
16462 (print_ldst_list): Likewise.
16463 (compute_ld_motion_mems): Likewise.
16464 (update_ld_motion_stores): Likewise.
16466 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16468 * gcse.c (struct ls_expr): Remove loads field.
16469 (ldst_entry): Adjust.
16470 (free_ldst_entry): Likewise.
16471 (print_ldst_list): Likewise.
16472 (compute_ld_motion_mems): Likewise.
16474 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16476 * store-motion.c (struct st_expr): Make antic_stores a vector.
16477 (st_expr_entry): Adjust.
16478 (free_st_expr_entry): Likewise.
16479 (print_store_motion_mems): Likewise.
16480 (find_moveable_store): Likewise.
16481 (compute_store_table): Likewise.
16482 (remove_reachable_equiv_notes): Likewise.
16483 (replace_store_insn): Likewise.
16484 (build_store_vectors): Likewise.
16486 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16488 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
16489 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
16491 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
16493 PR tree-optimization/71518
16494 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
16495 misalign also for outer loops with negative step.
16497 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
16499 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
16500 (cortex_a53_shift): Add mov_shift.
16501 (cortex_a53_shift_reg): Add new reservation for register shifts.
16502 (cortex_a53_alu): Remove bfm.
16503 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
16504 (cortex_a53_alu_extr): Add new reservation for EXTR.
16505 (bypasses): Improve bypass modelling.
16507 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
16510 * config/avr/avr.c (avr_asm_select_section): Strip off
16511 SECTION_DECLARED from flags when calling get_section.
16513 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16515 * tree-vectorizer.h (vect_memory_access_type): Add
16516 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
16517 * tree-vect-stmts.c (compare_step_with_zero): New function.
16518 (perm_mask_for_reverse): Move further up file.
16519 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
16521 (get_negative_load_store_type): New function.
16522 (get_load_store_type): Call it. Add an ncopies argument.
16523 (vectorizable_mask_load_store): Update call accordingly and
16524 remove tests for negative steps.
16525 (vectorizable_store, vectorizable_load): Likewise. Handle new
16526 memory_access_types.
16528 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16530 * tree-vectorizer.h (vect_memory_access_type): New enum.
16531 (_stmt_vec_info): Add a memory_access_type field.
16532 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
16533 (vect_model_store_cost): Take an access type instead of a boolean.
16534 (vect_model_load_cost): Likewise.
16535 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
16536 vect_model_store_cost and vect_model_load_cost.
16537 * tree-vect-stmts.c (vec_load_store_type): New enum.
16538 (vect_model_store_cost): Take an access type instead of a
16539 store_lanes_p boolean. Simplify tests.
16540 (vect_model_load_cost): Likewise, but for load_lanes_p.
16541 (get_group_load_store_type, get_load_store_type): New functions.
16542 (vectorizable_store): Use get_load_store_type. Record the access
16543 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
16544 (vectorizable_load): Likewise.
16545 (vectorizable_mask_load_store): Likewise. Replace is_store
16546 variable with vls_type.
16548 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16550 * tree-vectorizer.h (vect_grouped_load_supported): Add a
16551 single_element_p parameter.
16552 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
16553 Check the PR65518 case here rather than in vectorizable_load.
16554 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
16555 * tree-vect-stmts.c (vectorizable_load): Likewise.
16557 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16559 * tree-vectorizer.h (gather_scatter_info): New structure.
16560 (vect_check_gather_scatter): Return a bool rather than a decl.
16561 Replace return-by-pointer arguments with a single
16562 gather_scatter_info *.
16563 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
16564 (vect_analyze_data_refs): Update call accordingly.
16565 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
16566 (vectorizable_mask_load_store): Likewise. Also record the
16567 offset dt and vectype in the gather_scatter_info.
16568 (vectorizable_store): Likewise.
16569 (vectorizable_load): Likewise.
16571 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16573 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
16574 strided groups, use the cost of N scalar accesses instead
16575 of ncopies vector accesses.
16576 (vect_model_load_cost): Likewise.
16578 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16580 * tree-vect-stmts.c (vect_cost_group_size): Delete.
16581 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
16582 variable to indicate when once-per-group costs are being used.
16583 (vect_model_load_cost): Likewise. Fix comment and misindented code.
16585 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16587 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
16588 peeling-for-gaps condition.
16590 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16592 * config/s390/s390.c (s390_expand_vec_init): Force initializer
16593 element to register if it doesn't match general_operand.
16595 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
16596 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16598 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
16600 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
16601 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
16602 (SIGNBIT): New mode iterator.
16603 (Fsignbit): New mode attribute.
16604 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
16605 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
16606 when direct moves are available.
16607 (signbit<mode>2_dm): New define_insn_and_split).
16608 (signbit<mode>2_dm2): New define_insn.
16610 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16612 PR rtl-optimization/71594
16613 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
16614 into subregs of appropriate mode before trying to emit a conditional
16617 2016-07-05 Jan Hubicka <jh@suse.cz>
16619 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
16620 (simple_iv): Use it.
16622 2016-07-05 Jan Hubicka <jh@suse.cz>
16624 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
16626 2016-07-05 Jiong Wang <jiong.wang@arm.com>
16628 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
16631 2016-07-05 Jan Hubicka <jh@suse.cz>
16633 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
16636 2016-07-05 Richard Biener <rguenther@suse.de>
16638 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
16639 Handle empty else block.
16640 (is_feasible_trace): Likewise.
16641 (split_paths): Likewise.
16643 2016-07-05 Richard Biener <rguenther@suse.de>
16645 * tree-loop-distribution.c (distribute_loop): Fix issue with
16646 the cost model loop.
16648 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
16650 * config/arm/neon-testgen.ml: Delete.
16651 * config/arm/neon.ml: Delete.
16653 2016-07-04 Jakub Jelinek <jakub@redhat.com>
16656 * tree.c (attribute_value_equal): Use get_attribute_name instead of
16657 directly using TREE_PURPOSE.
16659 2016-07-04 Jiong Wang <jiong.wang@arm.com>
16661 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
16662 * config/aarch64/aarch64_neon.h: Likewise.
16663 * config/aarch64/arm_neon.h: Likewise.
16664 * config/aarch64/atomics.md: Likewise.
16665 * config/aarch64/aarch64-simd-builtins.def: Likewise.
16666 * doc/invoke.texi: Likewise.
16668 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
16670 * config/s390/s390.md: Add "z13" cpu_facility.
16671 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
16672 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
16673 condition" type instructions.
16675 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
16676 Jeff Law <law@redhat.com>
16678 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
16679 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
16681 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
16683 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
16684 permutation for TARGET_AVX512F.
16685 (ix86_expand_vec_one_operand_perm_avx512): New function.
16686 (expand_vec_perm_1): Invoke introduced function.
16687 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
16688 it may be not valid after vectorization.
16690 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16693 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
16694 typo in comment. Only force to memory if it is a weak
16695 external reference.
16697 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
16698 Jiong Wang <jiong.wang@arm.com>
16700 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
16701 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
16702 (AARCH64_FL_F16): New.
16703 (AARCH64_FL_FOR_ARCH8_2): New.
16704 (AARCH64_ISA_8_2): New.
16705 (AARCH64_ISA_F16): New.
16706 (TARGET_FP_F16INST): New.
16707 (TARGET_SIMD_F16INST): New.
16708 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
16709 ("fp"): Disabling "fp" also disables "fp16".
16710 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
16711 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
16712 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
16713 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
16715 2016-07-04 Jan Beulich <jbeulich@suse.com>
16717 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
16719 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
16722 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
16723 the insns, use an insn form that does not adjust the offset on
16724 little endian systems.
16726 2016-07-01 Jan Beulich <jbeulich@suse.com>
16728 * varasm.c (get_variable_section): Validate initializer in
16729 named .bss-like sections.
16731 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
16733 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
16734 Exchange the order of the second and third operands in the vpermr
16735 instruction tmeplate.
16737 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
16740 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
16741 Disallow TDmode values.
16743 2016-07-01 Alan Modra <amodra@gmail.com>
16745 PR rtl-optimization/71709
16746 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
16747 being set, not referenced.
16749 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
16751 PR tree-optimization/70729
16752 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
16753 of loop since it can be not valid after transformation.
16755 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16757 * config/arm/arm.c (thumb_reload_in_hi): Delete.
16758 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
16760 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
16762 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
16765 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
16768 * config/rs6000/constraints.md (wY constraint): New constraint to
16769 match the requirements for the LXSD and STXSD instructions.
16770 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
16771 predicate to match the requirements for the LXSD and STXSD
16773 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
16774 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
16775 to make sure that the bottom 2 bits of offset are 0, the address
16776 form is offsettable, and no updating is done in the address mode.
16777 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
16778 (movdi_internal32): Likewise
16779 (movdi_internal64): Likewise.
16781 2016-06-30 Jakub Jelinek <jakub@redhat.com>
16783 PR tree-optimization/71707
16784 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
16785 strinfo even for ADDR_EXPR ptr.
16787 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
16789 * config/rs6000/altivec.md (darn_32): Change the condition to
16790 TARGET_P9_MISC instead of TARGET_MODULO.
16791 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
16792 condition expression.
16793 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
16794 condition expression.
16795 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
16796 (DFP_TEST): New code iterator.
16797 (dfptstsfi_<code>_mode>): New define_expand.
16798 (*dfp_sgnfcnc_<mode>): New define_insn.
16799 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
16800 definition next to BU_P9_MISC_1 definition and change the MASK
16801 value to RS6000_BTM_P9_MISC.
16802 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
16803 (BU_P9_64BIT_MISC_0): Likewise.
16804 (BU_P9_DFP_MISC_0): New macro definition.
16805 (BU_P9_DFP_MISC_1): New macro definition.
16806 (BU_P9_DFP_MISC_2): New macro definition.
16807 (BU_P9_DFP_OVERLOAD_1): New macro definition.
16808 (BU_P9_DFP_OVERLOAD_2): New macro definition.
16809 (BU_P9_DFP_OVERLOAD_3): New macro definition.
16810 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
16811 (TSTSFI_LT_TD): Likewise.
16812 (TSTSFI_EQ_DD): Likewise.
16813 (TSTSFI_EQ_TD): Likewise.
16814 (TSTSFI_GT_DD): Likewise.
16815 (TSTSFI_GT_TD): Likewise.
16816 (TSTSFI_OV_DD): Likewise.
16817 (TSTSFI_OV_TD): Likewise.
16818 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
16819 (TSTSFI_LT_DD): Likewise.
16820 (TSTSFI_LT_TD): Likewise.
16821 (TSTSFI_EQ): Likewise.
16822 (TSTSFI_EQ_DD): Likewise.
16823 (TSTSFI_EQ_TD): Likewise.
16824 (TSTSFI_GT): Likewise.
16825 (TSTSFI_GT_DD): Likewise.
16826 (TSTSFI_GT_TD): Likewise.
16827 (TSTSFI_OV): Likewise.
16828 (TSTSFI_OV_DD): Likewise.
16829 (TSTSFI_OV_TD): Likewise.
16830 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16831 overloaded test significance functions.
16832 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
16833 OPTION_MASK_P9_MISC into the representation of this mask.
16834 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
16836 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
16837 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
16839 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
16840 argument is a 6-bit unsigned literal value if the icode argument
16841 represents a DFP test significance built-in call.
16842 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
16843 flag used independently and in combination with the
16844 RS6000_BTM_64BIT flag.
16845 (rs6000_opt_masks): Add entry for power9-misc command-line option.
16846 (rs6000_builtin_mask_names): Add entry for power9-misc
16847 command-line option.
16848 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
16849 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
16850 RS6000_BTM_P9_MISC macros.
16851 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
16852 option and change the description of the -mpower9-vector option to
16853 enable only vector instructions, removing its erroneously claimed
16854 support for scalar instructions.
16855 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
16856 the ISA 3.0 digital floating point test significance built-in
16859 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
16861 * config/aarch64/aarch64.c (cortexa35_tunings):
16862 Enable AES fusion. Use cortexa57_branch_cost.
16863 (cortexa53_tunings): Use cortexa57_branch_cost.
16864 (cortexa72_tunings): Use cortexa57_branch_cost.
16865 Use AUTOPREFETCHER_WEAK.
16866 (cortexa73_tunings): Use cortexa57_branch_cost.
16868 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16869 James Greenhalgh <james.greenhalgh@arm.com>
16871 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
16872 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
16873 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
16874 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
16875 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
16876 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
16877 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
16878 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
16879 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
16880 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
16881 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
16882 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
16883 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
16886 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
16887 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16889 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
16891 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
16893 2016-06-30 David Malcolm <dmalcolm@redhat.com>
16896 * gcc.c (driver::build_option_suggestions): Pass "option" to
16897 add_misspelling_candidates.
16898 * opts-common.c (add_misspelling_candidates): Add "option" param;
16899 use it to avoid adding negated forms for options marked with
16901 * opts.h (add_misspelling_candidates): Add "option" param.
16903 2016-06-30 Jakub Jelinek <jakub@redhat.com>
16905 PR middle-end/71693
16906 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
16907 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
16908 first when permuting bitwise operation with rotate. Cast
16909 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
16911 2016-06-29 David Malcolm <dmalcolm@redhat.com>
16913 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
16914 for misspelled param names.
16915 * params.c: Include spellcheck.h.
16916 (find_param_fuzzy): New function.
16917 * params.h (find_param_fuzzy): New prototype.
16918 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
16919 * spellcheck.h (struct edit_distance_traits<const char *>):
16922 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
16924 * config/rs6000/predicates.md (const_0_to_7_operand): New
16925 predicate, recognize 0..7.
16926 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
16927 support for doing extracts from V16QImode, V8HImode, V4SImode
16929 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
16930 vector extract support.
16931 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
16932 for ISA 3.0 vector extract.
16933 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
16934 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
16935 extracts of a constant element number from small integer vectors
16936 on 64-bit ISA 3.0 systems.
16937 (vsx_extract_<mode>_di): Likewise.
16938 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
16939 say when we can do ISA 3.0 vector extracts.
16940 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
16941 registers, using the stxsiwx instruction.
16943 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
16945 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
16946 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
16947 qdf24xx_regmove_cost, qdf24xx_tunings): New.
16948 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
16949 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
16950 * config/arm/arm.c (arm_qdf24xx_tune): New.
16952 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
16954 * config/aarch64/aarch64.c (cortexa53_tunings):
16955 Increase loop alignment to 8. Set function alignment to 16.
16956 (cortexa35_tunings): Likewise.
16957 (cortexa57_tunings): Increase loop alignment to 8.
16958 (cortexa72_tunings): Likewise.
16959 (cortexa73_tunings): Likewise.
16961 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
16963 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
16964 for arm_fp16_ok and arm_fp16_hw.
16965 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
16966 arm_fp16_alternative.
16968 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
16970 PR tree-optimization/71655
16971 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
16972 types when swapping operands.
16974 2016-06-29 Martin Liska <mliska@suse.cz>
16976 PR middle-end/71585
16977 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
16978 * ipa-inline-transform.c (inline_call): Remove unnecessary call
16979 of build_optimization_node.
16981 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
16983 PR tree-optimization/70729
16984 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
16985 independent in loops having positive safelen value.
16986 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
16987 it may be not valid after vectorization.
16989 2016-06-29 Jakub Jelinek <jakub@redhat.com>
16991 PR tree-optimization/71625
16992 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
16993 is sorted by ascending list->offset. If PTR is non-NULL and there is
16994 previous strinfo, call get_stridx_plus_constant.
16995 (get_stridx): Pass exp as second argument to get_addr_stridx.
16996 (addr_stridxptr): Add missing list = list->next, so that there can be
16997 more than one entries in the list. Bump limit from 16 to 32. Ensure
16998 the list is sorted by ascending list->offset.
16999 (get_stridx_plus_constant): Adjust so that it can be also called with
17000 ADDR_EXPR instead of SSA_NAME as PTR.
17001 (handle_char_store): Pass NULL_TREE as second argument to
17004 2016-06-29 Richard Biener <rguenther@suse.de>
17006 PR rtl-optimization/68961
17007 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
17009 2016-06-29 Richard Biener <rguenther@suse.de>
17011 PR middle-end/71002
17012 * alias.c (component_uses_parent_alias_set_from): Handle
17013 type punning through union accesses by using the union alias set.
17014 * gimple.c (gimple_get_alias_set): Remove union type punning case.
17016 2016-07-29 Richard Biener <rguenther@suse.de>
17018 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
17019 precision not matching mode precision.
17021 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
17023 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
17024 pa_output_arg_descriptor.
17025 (call_val_symref_64bit_post_reload): Likewise.
17026 (call_val_powf_64bit_post_reload): Likewise.
17027 (sibcall_internal_symref_64bit): Likewise.
17028 (sibcall_value_internal_symref_64bit): Likewise.
17030 2016-06-28 Jakub Jelinek <jakub@redhat.com>
17032 PR middle-end/71626
17033 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
17034 a constant, force its SUBREG_REG into memory or register instead
17037 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
17040 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
17041 * doc/invoke.texi (AVR Options): Document it.
17043 2016-06-28 Walter Lee <walt@tilera.com>
17045 * config/tilegx/linux.h: Do not include arch/icache.h
17046 (CLEAR_INSN_CACHE): Provide inlined definition directly.
17047 * config/tilepro/linux.h: Do not include arch/icache.h
17048 (CLEAR_INSN_CACHE): Provide inlined definition directly.
17050 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
17052 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
17053 for big-endian BIT_FIELD_REF.
17055 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
17057 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
17058 ('size' attribute): Add '128'.
17060 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
17061 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
17062 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
17063 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
17064 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
17065 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
17066 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
17067 *trunc<mode>df2_odd): Set size attribute to '128'.
17068 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
17069 * config/rs6000/power6.md (power6-fp): Include dfp type.
17070 * config/rs6000/power7.md (power7-fp): Likewise.
17071 * config/rs6000/power8.md (power8-fp): Likewise.
17072 * config/rs6000/power9.md: New file.
17073 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
17074 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
17075 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
17077 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
17078 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
17079 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
17080 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
17081 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
17082 dfp_dscri_<mode>): Change type attribute to dfp.
17083 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
17084 attribute to vecsimple.
17085 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
17086 and prefetch streams.
17087 (rs6000_option_override_internal): Remove temporary code setting
17088 tuning to power8. Don't set rs6000_sched_groups for power9.
17089 (last_scheduled_insn): Change to rtx_insn *.
17090 (divide_cnt, vec_load_pendulum): New variables.
17091 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
17092 (rs6000_issue_rate): Set issue rate for Power9.
17093 (is_power9_pairable_vec_type): New.
17094 (power9_sched_reorder2): New.
17095 (rs6000_sched_reorder2): Call new function for Power9 specific
17097 (insn_must_be_first_in_group): Remove Power9.
17098 (insn_must_be_last_in_group): Likewise.
17099 (force_new_group): Likewise.
17100 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
17101 Initialize divide_cnt/vec_load_pendulum.
17102 (_rs6000_sched_context, rs6000_init_sched_context,
17103 rs6000_set_sched_context): Handle context save/restore of new
17106 2016-06-28 Richard Biener <rguenther@suse.de>
17108 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
17109 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
17110 COMPONENT_REF operand.
17111 (nonoverlapping_component_refs_p): Likewise.
17112 * stor-layout.c (start_bitfield_representative): Mark
17113 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
17115 2016-06-28 Jakub Jelinek <jakub@redhat.com>
17117 * Makefile.in: Don't cat ../stage_current if it does not exist.
17119 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
17120 last argument is a bit-field.
17122 PR rtl-optimization/71673
17123 * internal-fn.c (expand_arith_overflow_result_store): Use
17124 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
17125 expand_simple_binop.
17127 PR middle-end/66867
17128 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
17129 expand_ifn_atomic_compare_exchange): New functions.
17130 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
17131 * tree.h (build_call_expr_internal_loc): Rename to ...
17132 (build_call_expr_internal_loc_array): ... this. Fix up type of
17134 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
17135 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
17136 ATOMIC_COMPARE_EXCHANGE result.
17137 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
17138 * gimple-fold.h (optimize_atomic_compare_exchange_p,
17139 fold_builtin_atomic_compare_exchange): New prototypes.
17140 * gimple-fold.c (optimize_atomic_compare_exchange_p,
17141 fold_builtin_atomic_compare_exchange): New functions..
17142 * tree-ssa.c (execute_update_addresses_taken): If
17143 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
17144 of call when finding addressable vars, and if such var becomes
17145 non-addressable, call fold_builtin_atomic_compare_exchange.
17147 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
17150 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
17151 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
17153 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
17155 * config/rs6000/rs6000.md ('type' attribute): Add
17156 veclogical,veccmpfx,vecexts,vecmove insn types.
17157 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
17158 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
17159 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
17160 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
17161 *nabs<mode>2_hw): Change type to vecmove.
17162 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
17163 *boolcc<mode>3_internal, *eqv<mode>3_internal,
17164 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
17165 *ieee_128bit_vsx_abs<mode>2_internal,
17166 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
17167 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
17168 *ieee128_mtvsrd_32bit): Change type to veclogical.
17169 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
17170 *movdi_internal32, *movdi_internal64): Update insn types.
17171 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
17172 vsx_extract_<mode>): Change type to veclogical.
17173 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
17174 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
17175 *vsx_sign_extend_si_v2di): Change type to vecexts.
17176 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
17177 type to veclogical.
17178 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
17179 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
17180 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
17181 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
17182 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
17183 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
17184 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
17185 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
17186 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
17187 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
17188 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
17189 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
17190 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
17191 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
17192 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
17193 (ppc7450-vecsimple): Add veclogical, vecmove.
17194 (ppc7450-veccmp): Add veccmpfx.
17195 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
17197 (ppc8540_vector_compare): Add veccmpfx.
17198 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
17199 * config/rs6000/cell.md (cell-fp): Add fpsimple.
17200 (cell-vecsimple): Add veclogical, vecmove.
17201 (cell-veccmp): Add veccmpfx.
17202 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
17203 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
17205 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
17206 * config/rs6000/power4.md (power4-fp): Add fpsimple.
17207 (power4-vecsimple): Add veclogical, vecmove.
17208 (power4-veccmp): Add veccmpfx.
17209 * config/rs6000/power5.md (power5-fp): Add fpsimple.
17210 * config/rs6000/power6.md (power6-fp): Add fpsimple.
17211 (power6-vecsimple): Add veclogical, vecmove.
17212 (power6-veccmp): Add veccmpfx.
17213 * config/rs6000/power7.md (power7-fp): Add fpsimple.
17214 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
17215 * config/rs6000/power8.md (power8-fp): Add fpsimple.
17216 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
17217 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
17218 * config/rs6000/titan.md (titan_fp): Add fpsimple.
17219 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
17221 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
17223 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
17226 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
17227 OPTION_MASK_P9_DFORM_VECTOR.
17228 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
17229 disable -mpower9-dform-vector when using reload.
17230 (quad_address_p): Remove 'gpr_p' argument and all associated code.
17231 New 'strict' argument. Update all callers. Add strict addressing
17233 (rs6000_legitimate_offset_address_p): Remove call to
17234 virtual_stack_registers_memory_p.
17235 (rs6000_legitimize_reload_address): Add quad address support.
17236 (rs6000_legitimate_address_p): Move call to quad_address_p above
17237 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
17238 to account for new strict usage.
17239 (rs6000_output_move_128bit): Adjust quad_address_p args to account
17240 for new strict usage.
17241 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
17243 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
17250 * config/i386/i386.c (ix86_spill_class): Disable condition to
17251 always return NO_REGS.
17253 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
17255 * predict.c: Include gimple-pretty-print.h
17256 (predicted_by_loop_heuristics_p): Check also
17257 PRED_LOOP_EXIT_WITH_RECURSION
17258 (predict_loops): Find self recursive calls and use special purpose
17259 predictors for them; dump log about decisions.
17260 (pass_profile::execute): Dump info about #of iterations.
17261 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
17262 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
17264 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
17266 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
17267 output_asm_insn calls and shorten long lines. Output .CALL
17268 argument descriptor using pa_output_arg_descriptor. Add various
17269 inline $$dyncall and other optimizations.
17270 (pa_attr_length_indirect_call): Adjust ordering and lengths.
17272 2016-06-25 Jakub Jelinek <jakub@redhat.com>
17274 PR tree-optimization/71643
17275 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
17278 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
17279 leak a bitmap if dep_bb is NULL.
17281 PR tree-optimization/71631
17282 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
17283 to rewrite_expr_tree even if negate_result, move new_lhs var
17284 declaration and initialization earlier, for powi_result set afterwards
17285 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
17286 if new_lhs != lhs, and don't shadow gsi var.
17288 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
17290 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
17291 Add in_loop parameter.
17292 (predict_loops): Add loop guard heuristics.
17293 * predict.def (PRED_LOOP_GUARD): New heuristics.
17295 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
17297 * predict.c: Include ipa-utils.h
17298 (tree_bb_level_prediction): Predict recursive calls.
17299 (tree_estimate_probability_bb): Skip inexpensive calls for call
17301 * predict.def (PRED_RECURSIVE_CALL): New.
17303 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17305 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
17306 (BU_FLOAT128_1): Likewise.
17308 (COPYSIGNQ): Likewise.
17309 (RS6000_BUILTIN_NANQ): Likewise.
17310 (RS6000_BUILTIN_NANSQ): Likewise.
17311 (RS6000_BUILTIN_INFQ): Likewise.
17312 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
17313 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
17314 (TARGET_FOLD_BUILTIN): New #define.
17315 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
17316 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
17317 (rs6000_fold_builtin): New target hook implementation, handling
17318 folding of 128-bit NaNs and infinities.
17319 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
17320 entries are filled in to avoid problems during bootstrap
17321 self-test; define builtins for 128-bit NaNs and infinities.
17322 (rs6000_opt_mask): Add entry for float128.
17323 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
17324 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
17325 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
17326 (const_str_type_node): New #define.
17327 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
17328 to a define_expand that dispatches to either copysign<mode>3_soft
17329 or copysign<mode>3_hard.
17330 (copysign<mode>3_hard): Rename from copysign<mode>3.
17331 (copysign<mode>3_soft): New define_insn.
17332 * doc/extend.texi: Document new builtins.
17334 2016-06-24 Jakub Jelinek <jakub@redhat.com>
17336 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
17337 PRIu64 instead of lu.
17339 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
17342 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
17343 copy the type name.
17345 2016-06-24 Jakub Jelinek <jakub@redhat.com>
17347 PR tree-optimization/71647
17348 * omp-low.c (lower_rec_input_clauses): Convert
17349 omp_clause_aligned_alignment (c) to size_type_node for the
17350 last argument of __builtin_assume_aligned.
17352 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
17354 * configure.ac (calling ___tls_get_addr via GOT): New
17355 assembler/linker check.
17356 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
17357 assembler and linker supports calling ___tls_get_addr via GOT.
17358 Otherise, defined to 0.
17359 * config.in: Regenerated.
17360 * configure: Likewise.
17361 * config/i386/constraints.md (Yb): New constraint.
17362 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
17363 (REG_CLASS_NAMES): Likewise.
17364 (REG_CLASS_CONTENTS): Likewise.
17365 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
17366 the b constraint with the Yb constraint. Call ___tls_get_addr
17367 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
17369 (*tls_local_dynamic_base_32_gnu): Likewise.
17370 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
17371 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
17372 (*tls_local_dynamic_base_64_<mode>): Likewise.
17374 2016-06-24 Martin Liska <mliska@suse.cz>
17376 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
17377 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
17379 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
17380 argument to true if the expected number of iterations is
17383 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
17385 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
17386 assemble for 32bit target.
17387 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
17388 and $ld_ix86_gld_32_opt to link for 32bit target.
17389 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
17390 * configure: Regenerate.
17392 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17394 * config/arm/arm.c (int_log2): Delete definition and prototype.
17395 (shift_op): Use exact_log2 instead of int_log2.
17396 (vfp3_const_double_for_fract_bits): Likewise.
17398 2016-06-24 Jakub Jelinek <jakub@redhat.com>
17400 * internal-fn.c (expand_arith_set_overflow): New function.
17401 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
17403 (expand_arith_overflow_result_store): Likewise. Handle precision
17404 smaller than mode precision.
17405 * tree-vrp.c (extract_range_basic): For imag part, handle
17406 properly signed 1-bit precision result.
17407 * doc/extend.texi (__builtin_add_overflow): Document that last
17408 argument can't be pointer to enumerated or boolean type.
17409 (__builtin_add_overflow_p): Document that last argument can't
17410 have enumerated or boolean type.
17412 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
17413 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17415 * config/rs6000/predicates.md (splat_input_operand): Rework.
17416 Don't allow constants, since the insns that use this predicate
17417 don't support constants. Constants are handled by other insns
17418 that are created via combine. During and after register
17419 allocation, only allow indexed or indirect addresses, and not
17420 general addresses. Only allow modes supported by the hardware.
17421 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
17422 comment. Move check for using VSPLTIS<x> to a common location,
17423 instead of doing it in two different places.
17425 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
17427 * config/i386/driver-i386.c (host_detect_local_cpu): Set
17428 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
17429 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
17430 signature_CENTAUR_ebx.
17432 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
17436 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
17437 (as_ix86_gas_32_opt): This.
17438 (ld_ix86_tls_ldm_opt): Renamed to ...
17439 (ld_ix86_gld_32_opt): This.
17440 (R_386_TLS_LDM reloc): Updated.
17441 (R_386_GOT32X reloc): New assembler/linker check.
17442 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
17443 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
17445 * config.in: Regenerated.
17446 * configure: Likewise.
17447 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
17448 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
17449 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
17450 if ix86_force_load_from_GOT_p returns true.
17451 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
17452 ix86_force_load_from_GOT_p returns true.
17453 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
17454 the external function address via the GOT slot.
17455 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
17456 HAVE_AS_IX86_GOT32X before returning false.
17457 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
17458 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
17460 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
17462 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
17464 2016-06-23 Andi Kleen <ak@linux.intel.com>
17466 * Makefile.in: Regenerate.
17467 * doc/install.texi: Document autoprofiledbootstrap.
17469 2016-06-23 Andi Kleen <ak@linux.intel.com>
17471 * config/i386/gcc-auto-profile: New file.
17473 2016-06-23 Martin Liska <mliska@suse.cz>
17475 PR middle-end/71619
17476 * predict.c (predict_loops): Revert the hunk that was removed
17479 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
17481 * config.gcc: Add support for arm*-*-phoenix* targets.
17482 * config/arm/t-phoenix: New.
17483 * config/phoenix.h: New.
17485 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
17486 H.J. Lu <hongjiu.lu@intel.com>
17489 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
17490 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
17491 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
17492 ix86_force_load_from_GOT_p returns true.
17493 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
17494 ix86_force_load_from_GOT_p returns true.
17495 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
17496 ix86_force_load_from_GOT_p returns true.
17497 (ix86_expand_move): Load the external function address via the
17498 GOT slot if ix86_force_load_from_GOT_p returns true.
17499 * config/i386/predicates.md (x86_64_immediate_operand): Return
17500 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
17501 (x86_64_zext_immediate_operand): Ditto.
17503 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
17505 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
17507 2016-06-22 David Malcolm <dmalcolm@redhat.com>
17510 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
17511 * diagnostic.c (pedwarn_at_rich_loc): New function.
17512 * spellcheck.h (best_match::best_match): Add a
17513 "best_distance_so_far" optional parameter.
17514 (best_match::set_best_so_far): New method.
17515 (best_match::get_best_distance): New accessor.
17516 (best_match::get_best_candidate_length): New accessor.
17518 2016-06-22 Nick Clifton <nickc@redhat.com>
17520 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
17521 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
17522 modes are accepted as well.
17523 (ucompare_loc_descriptor): Likewise.
17524 (minmax_loc_descriptor): Likewise.
17525 (clz_loc_descriptor): Likewise.
17526 (popcount_loc_descriptor): Likewise.
17527 (bswap_loc_descriptor): Likewise.
17528 (rotate_loc_descriptor): Likewise.
17529 (mem_loc_descriptor): Likewise.
17530 (loc_descriptor): Likewise.
17532 2016-06-22 David Malcolm <dmalcolm@redhat.com>
17534 * common.opt (fdiagnostics-parseable-fixits): New option.
17535 * diagnostic.c: Include "selftest.h".
17536 (print_escaped_string): New function.
17537 (print_parseable_fixits): New function.
17538 (diagnostic_report_diagnostic): Call print_parseable_fixits.
17539 (selftest::assert_print_escaped_string): New function.
17540 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
17541 (selftest::test_print_escaped_string): New function.
17542 (selftest::test_print_parseable_fixits_none): New function.
17543 (selftest::test_print_parseable_fixits_insert): New function.
17544 (selftest::test_print_parseable_fixits_remove): New function.
17545 (selftest::test_print_parseable_fixits_replace): New function.
17546 (selftest::diagnostic_c_tests): New function.
17547 * diagnostic.h (struct diagnostic_context): Add field
17548 "parseable_fixits_p".
17549 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
17550 -fdiagnostics-parseable-fixits.
17551 (-fdiagnostics-parseable-fixits): New option.
17552 * opts.c (common_handle_option): Handle
17553 -fdiagnostics-parseable-fixits.
17554 * selftest-run-tests.c (selftest::run_tests): Call
17555 selftest::diagnostic_c_tests.
17556 * selftest.h (selftest::diagnostic_c_tests): New prototype.
17558 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
17560 PR tree-optimization/71488
17561 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
17562 comparison of boolean vectors.
17563 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
17564 of boolean vectors using bitwise operations.
17566 2016-06-22 Andreas Schwab <schwab@suse.de>
17568 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
17569 Remove declaration.
17571 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
17573 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
17575 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
17577 * config/i386/i386.c (print_reg): Emit an error message on attempt to
17580 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17582 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
17583 * config/arm/arm-cores.def (cortex-a73): New entry.
17584 (cortex-a73.cortex-a35): Likewise.
17585 (cortex-a73.cortex-a53): Likewise.
17586 * config/arm/arm-tables.opt: Regenerate.
17587 * config/arm/arm-tune.md: Likewise.
17588 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
17589 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
17590 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
17591 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
17592 * doc/invoke.texi (ARM Options): Document cortex-a73,
17593 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
17595 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17597 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
17598 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
17599 (cortex-a73.cortex-a35): Likewise.
17600 (cortex-a73.cortex-a53): Likewise.
17601 * config/aarch64/aarch64-tune.md: Regenerate.
17602 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
17603 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
17606 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17608 * configure.ac (gcc_cv_as_compress_debug): Remove
17609 --compress-debug-sections as extra as switch.
17610 Handle gas --compress-debug-sections=type.
17611 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
17612 Handle gld --compress-debug-sections=type.
17613 * configure: Regenerate.
17615 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
17617 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
17619 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
17621 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
17622 (do_rewrite): likewise.
17624 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17626 * common/config/mep/mep-common.c: Remove.
17627 * config.gcc: Remove mep-* support.
17628 * config/mep/constraints.md: Remove.
17629 * config/mep/default.h: Remove.
17630 * config/mep/intrinsics.h: Remove.
17631 * config/mep/intrinsics.md: Remove.
17632 * config/mep/ivc2-template.h: Remove.
17633 * config/mep/mep-c5.cpu: Remove.
17634 * config/mep/mep-core.cpu: Remove.
17635 * config/mep/mep-default.cpu: Remove.
17636 * config/mep/mep-ext-cop.cpu: Remove.
17637 * config/mep/mep-intrin.h: Remove.
17638 * config/mep/mep-ivc2.cpu: Remove.
17639 * config/mep/mep-pragma.c: Remove.
17640 * config/mep/mep-protos.h: Remove.
17641 * config/mep/mep.c: Remove.
17642 * config/mep/mep.cpu: Remove.
17643 * config/mep/mep.h: Remove.
17644 * config/mep/mep.md: Remove.
17645 * config/mep/mep.opt: Remove.
17646 * config/mep/predicates.md: Remove.
17647 * config/mep/t-mep: Remove.
17648 * doc/install.texi: Remove mep-* documentation.
17649 * doc/md.texi: Likewise.
17651 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17653 * config.gcc: Remove support for avr-rtems.
17654 * config/avr/gen-avr-mmcu-specs.c: Likewise.
17655 * config/avr/rtems.h: Remove.
17656 * config/avr/t-rtems: Remove.
17658 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17660 * config.gcc: Remove m32r-rtems support.
17661 * config/m32r/rtems.h: Remove.
17663 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17665 * config.gcc: Remove h8300-rtems support.
17666 * config/h8300/rtems.h: Remove.
17667 * config/h8300/t-rtems: Remove.
17669 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17671 * config.gcc: Remove support for knetbsd.
17672 * configure.ac: Likewise.
17673 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
17674 * config/knetbsd-gnu.h: Remove.
17675 * configure: Regenerate.
17677 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17679 * config.gcc: Remove support for openbsd 2 and 3.
17680 * config/openbsd-oldgas.h: Remove.
17682 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17684 * config.gcc: Remove interix support.
17685 * config/i386/i386-interix.h: Remove.
17686 * config/i386/interix.opt: Remove.
17687 * config/i386/t-interix: Remove.
17688 * configure: Regenerate.
17689 * configure.ac: Remove interix support.
17690 * doc/install.texi: Remove interix documentation.
17692 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
17694 * config/rs6000/rs6000.h: Add conditional preprocessing directives
17695 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
17698 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
17700 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
17701 they are both PLACEHOLDER_EXPRs.
17703 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
17705 * stor-layout.c (layout_type): Move setting complex MODE to
17706 layout_type, instead of setting it ahead of time by the caller.
17707 * tree.c (build_complex_type): Likewise.
17709 2016-06-21 Martin Liska <mliska@suse.cz>
17711 * predict.c (force_edge_cold): Replace imposisble with
17714 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
17716 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
17717 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
17719 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
17721 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
17723 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
17724 Ilya Enkovich <ilya.enkovich@intel.com>
17727 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
17728 New member function to convert V1TImode register to SUBREG
17729 TImode in debug insn.
17730 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
17731 after changing register mode to V1TImode.
17733 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
17735 * config/aarch64/aarch64-cores.def (vulcan): New core.
17736 * config/aarch64/aarch64-tune.md: Regenerate.
17737 * doc/invoke.texi: Document vulcan as an available option.
17739 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
17741 * cse.c (canon_asm_operands): New function extracted from...
17742 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
17743 either standalone or member of a PARALLEL.
17745 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
17748 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
17749 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
17750 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
17752 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
17755 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
17756 constant addresses if can_create_pseudo_p.
17758 2016-06-21 Jakub Jelinek <jakub@redhat.com>
17760 PR tree-optimization/71588
17761 * tree-ssa-strlen.c (valid_builtin_call): New function.
17762 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
17765 2016-06-20 Jakub Jelinek <jakub@redhat.com>
17767 PR middle-end/71581
17768 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
17769 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
17770 for conversion of scalar user var to complex type and use the
17771 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
17774 PR rtl-optimization/71591
17775 * toplev.c (toplev::run_self_tests): If no_backend, complain and
17776 don't run any tests.
17778 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
17781 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
17782 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
17783 space for PIC with non-v32 and the common non-PIC "jump".
17785 2016-06-20 Jakub Jelinek <jakub@redhat.com>
17788 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
17789 returned values and add UN*/LTGT/*ORDERED cases with values matching
17790 D operand modifier on vcmp for AVX.
17792 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
17794 * config/aarch64/aarch64.opt
17795 (mpc-relative-literal-loads): Rename internal option name.
17796 * config/aarch64/aarch64.c
17797 (aarch64_nopcrelative_literal_loads): Rename to
17798 aarch64_pcrelative_literal_loads.
17799 (aarch64_expand_mov_immediate): Likewise.
17800 (aarch64_secondary_reload): Likewise.
17801 (aarch64_can_use_per_function_literal_pools_p): Likewise.
17802 (aarch64_override_options_after_change_1): Rename and simplify logic.
17803 (aarch64_classify_symbol): Merge large model checks into switch,
17804 remove pc-relative load check.
17806 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17808 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
17809 costs relative to the cost of a register move.
17811 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17813 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
17814 (vcvt_n_f64_u64): Likewise.
17815 (vcvt_n_s64_f64): Likewise.
17816 (vcvt_n_u64_f64): Likewise.
17817 (vcvt_f64_s64): Likewise.
17818 (vrecpe_f64): Likewise.
17819 (vcvt_f64_u64): Likewise.
17820 (vrecps_f64): Likewise.
17822 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17824 * config/aarch64/aarch64.md
17825 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
17827 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
17829 * config/aarch64/aarch64-builtins.c
17830 (aarch64_types_binop_uss_qualifiers): Delete.
17831 (TYPES_BINOP_USS): Likewise.
17832 (aarch64_types_binop_sus_qualifiers): Likewise.
17833 (TYPES_BINOP_SUS): Likewise.
17834 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
17835 (TYPES_FCVTIMM_SUS): Likewise.
17836 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
17838 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
17839 (fcvtzs): Use SHIFTIMM rather than BINOP.
17840 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
17842 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17844 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
17845 costs relative to the cost of a register move.
17847 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
17849 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
17850 Allow scalar/single vector modes to be tieable.
17852 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
17854 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
17856 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17858 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
17860 * tree.h (TYPE_ALIGN): Likewise.
17862 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
17865 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
17867 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
17869 * config/avr/avr.c (avr_print_operand): Fix "format not a string
17870 literal" build warnings.
17871 (avr_print_operand_address): Dito.
17873 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
17876 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
17877 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
17879 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
17881 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
17883 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
17886 * reload1.c (reload): Pass 0 to finish_spills when called because
17887 update_eliminables_and_spill returns true and remove did_spill.
17888 (finish_spills): Adjust comment and document GLOBAL parameter.
17890 2016-06-17 DJ Delorie <dj@redhat.com>
17893 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
17894 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
17895 (umulqihi3_virt): Likewise.
17896 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
17897 (umulqihi3_real): Likewise.
17899 2016-06-17 Martin Liska <mliska@suse.cz>
17901 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
17903 2016-06-17 Martin Liska <mliska@suse.cz>
17905 * predict.def: PRED_LOOP_EXIT from 92 to 85.
17907 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
17909 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
17911 (vaddq_f32): Likewise.
17912 (vmul_f32): Likewise.
17913 (vmulq_f32): Likewise.
17914 (vsub_f32): Likewise.
17915 (vsubq_f32): Likewise.
17917 2016-06-17 Bin Cheng <bin.cheng@arm.com>
17919 PR tree-optimization/71347
17920 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
17921 cost for all uses in group.
17923 2016-06-17 Bin Cheng <bin.cheng@arm.com>
17925 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
17926 insert gimple seq if it's not empty.
17928 2016-06-17 Bin Cheng <bin.cheng@arm.com>
17930 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
17932 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
17933 rather than OFFSET.
17934 (comp_dr_with_seg_len_pair): Ditto.
17935 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
17936 struct dr_with_seg_len_pair against DR_OFFSET.
17937 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
17938 DR_OFFSET directly.
17940 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
17942 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
17944 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
17946 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
17947 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
17948 (pa_output_millicode_call): Likewise.
17949 (pa_output_call): Likewise.
17950 (pa_output_indirect_call): Likewise.
17951 (pa_asm_output_mi_thunk): Likewise.
17953 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17955 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
17957 2016-06-16 Martin Liska <mliska@suse.cz>
17959 * predict.c (combine_predictions_for_insn): When we find a first
17960 match predictor, we should consider just predictors with
17961 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
17962 DS theory predictor.
17963 (combine_predictions_for_bb): Likewise.
17965 2016-06-16 Jakub Jelinek <jakub@redhat.com>
17967 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
17968 with base of reference to struct.
17970 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
17972 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
17974 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17977 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
17978 progmem_swtable_section.
17979 (progmem_swtable_section): Remove.
17980 (avr_asm_function_rodata_section): Remove.
17981 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
17982 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
17984 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
17986 * config/i386/driver-i386.c (host_detect_local_cpu): Set
17987 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
17988 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
17989 signature_CENTAUR_ebx.
17990 * config/i386/i386.c (ix86_option_override_internal): Add
17991 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
17992 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
17993 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
17995 2016-06-16 Martin Liska <mliska@suse.cz>
17997 * predict.def: Add fortran loop preheader predictor.
17998 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
17999 fold IFN_BUILTIN_EXPECT with a known constant argument.
18001 2016-06-16 Martin Liska <mliska@suse.cz>
18003 * predict.def: Add 'Fortran' to display text of all
18004 PRED_FORTRAN_* predictors.
18006 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
18009 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
18010 [IA64_BUILTIN_NANSQ]: Ditto.
18011 (ia64_fold_builtin): New function.
18012 (TARGET_FOLD_BUILTIN): New define.
18013 (ia64_init_builtins) Declare const_string_type node.
18014 Add __builtin_nanq and __builtin_nansq builtin functions.
18015 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
18017 2016-06-16 Nick Clifton <nickc@redhat.com>
18019 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
18020 MSP430_HWMULT_ prefix to enum values.
18021 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
18022 * config/msp430/msp430.c: Update use of enum values.
18023 * config/msp430/msp430.md: Likewise.
18024 * config/msp430/msp430.opt: Likewise.
18026 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
18028 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
18029 of comparsions in the last iteration.
18031 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
18032 Joern Rennecke <joern.rennecke@embecosm.com>
18034 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
18036 (arc_needs_pcl_p): Add GOTOFFPC.
18037 (arc_legitimate_pic_addr_p): Likewise.
18038 (arc_output_pic_addr_const): Likewise.
18039 (arc_legitimize_pic_address): Generate a pc-relative address using
18041 (arc_output_libcall): Use @pcl syntax.
18042 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
18043 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
18044 (*movsi_insn): Use @pcl syntax.
18045 (doloop_begin_i): Likewise.
18047 2016-06-16 Martin Liska <mliska@suse.cz>
18049 * predict.def: Define a new predictor.
18051 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
18053 * config/arc/arc.opt (mtp-regno): Update text.
18055 2016-06-16 Renlin Li <renlin.li@arm.com>
18057 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
18059 2016-06-16 Jakub Jelinek <jakub@redhat.com>
18062 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
18063 (setcc + and peephole2): Likewise.
18065 PR rtl-optimization/71532
18066 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
18069 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
18071 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
18072 DImode constants with XXSPLTIB in vector registers.
18073 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
18074 vsx_extract_<mode>_internal{1,2} into a single insn that handles
18075 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
18076 extraction of the element at the top of the register as a scalar
18078 (vsx_extract_<mode>_internal1): Likewise.
18079 (vsx_extract_<mode>_internal2): Likewise.
18080 * config/rs6000/constraints.md (wi constraint): Remove a comment
18081 about DImode not being allowed in Altivec registers.
18082 (wB constraint): New constraint for constants that can be
18083 generated in Altivec registers with VSPLTISW/VUPKHSW.
18084 * config/rs6000/predicates.md (xxspltib_constant_split): Update
18086 (xxspltib_constant_nosplit): Likewise.
18087 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
18088 support for -mupper-regs-di to enable DImode to go into Altivec
18090 (POWERPC_MASKS): Likewise.
18091 (power7 cpu): Likewise.
18092 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
18093 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
18094 for DImode being allowed in Altivec registers. Update wi/wj
18095 constraints. Set scalar_in_vmx_p flag.
18096 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
18097 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
18098 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
18099 (rs6000_opt_masks): Add -mupper-regs-di.
18100 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
18101 direct move to use wi and not wj.
18102 (lfiwzx): Likewise.
18103 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
18105 (floatunssi<mode>2_lfiwzx_mem): Likewise.
18106 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
18107 any VSX register, instead of just Altivec registers, to allow
18108 either operand to be an Altivec register or both.
18109 (fixuns_trunc<mode>di2_fctiduz): Likewise.
18110 (movdi_internal32): Add support for -mupper-regs-di. Add support
18111 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
18112 the alternatives and attributes to be lined up to be easier to
18114 (movdi_internal64): Likewise.
18115 (64-bit DImode splitters): Change predicates to only split loading
18116 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
18117 load constants in ISA 3.0 or ISA 2.07 respectively.
18118 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
18119 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
18120 mention -mcpu=power9 sets these options.
18121 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
18124 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
18127 * config/avr/avr.c (avr_set_current_function): Warn misspelled
18128 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
18129 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
18130 by default to warn misspelled interrupt/ signal handler.
18131 * doc/invoke.texi (AVR Options): Document it. Update description
18132 for -nodevicelib option.
18134 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18136 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
18137 up parentheses. Use GET_MODE_UNIT_BITSIZE.
18138 (aarch64_<sur>shll2_n<mode>): Likewise.
18140 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
18142 PR middle-end/71529
18143 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
18144 DECL_CONTEXT for copied arguments.
18146 2016-06-15 Alan Hayward <alan.hayward@arm.com>
18148 PR tree-optimization/71483
18149 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
18152 2016-06-15 Martin Liska <mliska@suse.cz>
18154 * predict.c (tree_predict_by_opcode): Call predict_edge_def
18155 instead of predict_edge w/o a probability.
18157 2016-06-15 Alan Hayward <alan.hayward@arm.com>
18159 PR tree-optimization/71439
18160 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
18163 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18165 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
18166 register subregs in SET_SRC.
18168 2016-06-15 Richard Biener <rguenther@suse.de>
18170 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
18171 store restrictions.
18173 2016-06-15 Richard Biener <rguenther@suse.de>
18175 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
18176 not consider dependences between accesses that belong to the
18178 (vect_analyze_data_ref_dependences): Do not analyze read-read
18179 or self-dependences.
18181 2016-06-14 David Malcolm <dmalcolm@redhat.com>
18183 * spellcheck-tree.c: Include spellcheck-tree.h rather than
18185 (find_closest_identifier): Reimplement in terms of
18186 best_match<tree,tree>.
18187 * spellcheck-tree.h: New file.
18188 * spellcheck.c (struct edit_distance_traits<const char *>): New
18190 (find_closest_string): Reimplement in terms of
18191 best_match<const char *, const char *>.
18192 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
18193 overload to spellcheck-tree.h.
18194 (find_closest_identifier): Likewise.
18195 (struct edit_distance_traits<T>): New template.
18196 (class best_match): New class.
18198 2016-06-14 David Malcolm <dmalcolm@redhat.com>
18200 * selftest-run-tests.c (selftest::run_tests): Call
18201 selftest::spellcheck_tree_c_tests.
18202 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
18203 * spellcheck-tree.c: Include selftest.h and stringpool.h.
18204 (selftest::test_find_closest_identifier): New function.
18205 (selftest::spellcheck_tree_c_tests): New function.
18206 * spellcheck.c (selftest::test_find_closest_string): Verify that
18207 the order of the vec does not affect the results for this case.
18208 (selftest::test_data): New array.
18209 (selftest::test_metric_conditions): New function.
18210 (selftest::spellcheck_c_tests): Add a test of case-comparison.
18211 Call selftest::test_metric_conditions.
18213 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18215 * config/rs6000/rs6000-builtin.def (commentary): Typo.
18216 (BU_P9_MISC_1): Likewise.
18217 (BU_P9_64BIT_MISC_0): Likewise.
18218 (BU_P9_MISC_0): Likewise.
18220 2016-06-14 David Malcolm <dmalcolm@redhat.com>
18222 * gcc-rich-location.c
18223 (gcc_rich_location::add_fixit_misspelled_id): New method.
18224 * gcc-rich-location.h
18225 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
18227 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
18229 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
18230 FreeBSD 11 and above.
18232 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
18234 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
18236 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18238 * expmed.h: Close parenthesis in "at your option" in copyright
18240 * lower-subreg.h: Likewise.
18242 2016-06-14 Richard Biener <rguenther@suse.de>
18244 PR middle-end/71526
18245 * genmatch.c (expr::gen_transform): Use in_type for comparisons
18248 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18250 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
18252 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
18253 mask+shift version.
18254 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
18256 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
18257 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
18259 2016-06-14 Richard Biener <rguenther@suse.de>
18261 PR tree-optimization/71522
18262 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
18263 copying into float copying.
18265 2016-06-14 Jakub Jelinek <jakub@redhat.com>
18267 PR tree-optimization/71520
18268 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
18269 (replace_block_by): Move user labels from bb1 to bb2.
18271 2016-06-14 Richard Biener <rguenther@suse.de>
18273 PR middle-end/71310
18275 * expr.h (get_bit_range): Declare.
18276 * expr.c (get_bit_range): Export.
18277 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
18278 word_mode again to constrain the bitfield access.
18280 2016-06-14 Richard Biener <rguenther@suse.de>
18282 PR tree-optimization/71521
18283 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
18284 division int_const_binop against zero divisor.
18286 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
18288 * config/i386/i386.md (signbittf2): New expander.
18289 * config/i386/sse.md (ptesttf2): New insn pattern.
18291 2016-06-13 David Malcolm <dmalcolm@redhat.com>
18294 * input.c (selftest::test_reading_source_line): Avoid reading from
18295 __FILE__ by creating a tempfile with known content and reading
18298 2016-06-13 David Malcolm <dmalcolm@redhat.com>
18300 * pretty-print.c (assert_pp_format_colored): Skip the test if
18302 (test_pp_format): Remove comment about GCC_COLORS.
18304 2016-06-13 David Malcolm <dmalcolm@redhat.com>
18306 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
18307 * pretty-print.c (assert_pp_format_va): Add location param and use
18308 it with ASSERT_STREQ_AT.
18309 (assert_pp_format): Add location param and pass it to
18310 assert_pp_format_va.
18311 (assert_pp_format_colored): Likewise.
18312 (ASSERT_PP_FORMAT_1): New.
18313 (ASSERT_PP_FORMAT_2): New.
18314 (ASSERT_PP_FORMAT_3): New.
18315 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
18316 explicitly, or implicitly via the above macros.
18317 * selftest.c (selftest::pass): Use a selftest::location rather
18318 than file and line.
18319 (selftest::fail): Likewise. Print the function name.
18320 (selftest::fail_formatted): Likewise.
18321 (selftest::assert_streq): Use a selftest::location rather than
18323 * selftest.h (selftest::location): New struct.
18324 (SELFTEST_LOCATION): New macro.
18325 (selftest::pass): Accept a const location & rather than file
18327 (selftest::fail): Likewise.
18328 (selftest::fail_formatted): Likewise.
18329 (selftest::assert_streq): Likewise.
18330 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
18331 (ASSERT_FALSE): Likewise.
18332 (ASSERT_EQ): Likewise.
18333 (ASSERT_NE): Likewise.
18334 (ASSERT_STREQ): Likewise.
18335 (ASSERT_PRED1): Likewise.
18336 (ASSERT_STREQ_AT): New macro.
18338 2016-06-13 David Malcolm <dmalcolm@redhat.com>
18340 * selftest.c (selftest::fail_formatted): New function.
18341 (selftest::assert_streq): New function.
18342 * selftest.h (selftests::fail_formatted): New decl.
18343 (selftest::assert_streq): New decl.
18344 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
18346 2016-06-13 Jeff Law <law@redhat.com>
18348 PR tree-optimization/71403
18349 * tree-ssa-threadbackward.c
18350 (convert_and_register_jump_thread_path): No longer accept reference
18351 to path. Do not pop items off the path anymore.
18352 (fsm_find_control_statement_thread_paths): Do not allow threading
18353 to a deeper loop nest. Pop the last item off the path here rather
18354 than in convert_and_register_jump_thread_path.
18356 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
18357 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
18359 [AArch64] Emit division using the Newton series
18361 * config/aarch64/aarch64-protos.h
18362 (cpu_approx_modes): Add new member "division".
18363 (aarch64_emit_approx_div): Declare new function.
18364 * config/aarch64/aarch64.c
18365 (generic_approx_modes): New member "division".
18366 (exynosm1_approx_modes): Likewise.
18367 (xgene1_approx_modes): Likewise.
18368 (aarch64_emit_approx_div): Define new function.
18369 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
18370 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
18371 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
18372 * doc/invoke.texi (-mlow-precision-div): Describe new option.
18374 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
18375 Wilco Dijkstra <wilco.dijkstra@arm.com>
18377 [AArch64] Emit square root using the Newton series
18379 * config/aarch64/aarch64-protos.h
18380 (aarch64_emit_approx_rsqrt): Replace with new function
18381 "aarch64_emit_approx_sqrt".
18382 (cpu_approx_modes): New member "sqrt".
18383 * config/aarch64/aarch64.c
18384 (generic_approx_modes): New member "sqrt".
18385 (exynosm1_approx_modes): Likewise.
18386 (xgene1_approx_modes): Likewise.
18387 (aarch64_emit_approx_rsqrt): Replace with new function
18388 "aarch64_emit_approx_sqrt".
18389 (aarch64_override_options_after_change_1): Handle new option.
18390 * config/aarch64/aarch64-simd.md
18391 (rsqrt<mode>2): Use new function instead.
18392 (sqrt<mode>2): New expansion and insn definitions.
18393 * config/aarch64/aarch64.md: Likewise.
18394 * config/aarch64/aarch64.opt
18395 (mlow-precision-sqrt): Add new option description.
18396 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
18398 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
18400 [AArch64] Add more choices for the reciprocal square root approximation
18402 Allow a target to prefer such operation depending on the operation mode.
18404 * config/aarch64/aarch64-protos.h
18405 (AARCH64_APPROX_MODE): New macro.
18406 (AARCH64_APPROX_{NONE,ALL}): Likewise.
18407 (cpu_approx_modes): New structure.
18408 (tune_params): New member "approx_modes".
18409 * config/aarch64/aarch64-tuning-flags.def
18410 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
18411 * config/aarch64/aarch64.c
18412 (generic_approx_modes): New core "cpu_approx_modes" structure.
18413 (exynosm1_approx_modes): Likewise.
18414 (xgene1_approx_modes): Likewise.
18415 (generic_tunings): New member "approx_modes".
18416 (cortexa35_tunings): Likewise.
18417 (cortexa53_tunings): Likewise.
18418 (cortexa57_tunings): Likewise.
18419 (cortexa72_tunings): Likewise.
18420 (exynosm1_tunings): Likewise.
18421 (thunderx_tunings): Likewise.
18422 (xgene1_tunings): Likewise.
18423 (use_rsqrt_p): New argument for the mode and use new member from
18425 (aarch64_builtin_reciprocal): Devise mode from builtin.
18426 (aarch64_optab_supported_p): New argument for the mode.
18427 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
18429 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
18431 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
18432 RS6000_BTM_MODULO flag into the set of flags that are considered
18433 to be part of the common configuration.
18435 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
18437 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
18438 difference unsigned.
18439 (vec_absdb): New macro for vector absolute difference unsigned
18441 (vec_absdh): New macro for vector absolute difference unsigned
18443 (vec_absdw): New macro for vector absolute difference unsigned word.
18444 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
18445 (vadu<mode>3): New insn.
18446 (*p9_vadu<mode>3): New insn.
18447 * config/rs6000/rs6000-builtin.def (vadub): New built-in
18449 (vaduh): New built-in definition.
18450 (vaduw): New built-in definition.
18451 (vadu): New overloaded built-in definition.
18452 (vadub): New overloaded built-in definition.
18453 (vaduh): New overloaded built-in definition.
18454 (vaduw): New overloaded built-in definition.
18455 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18456 overloaded vector absolute difference unsigned functions.
18457 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
18458 the ISA 3.0 vector absolute difference unsigned built-in functions.
18460 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
18462 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
18463 update shared_lookup_references only once after changing operands.
18465 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
18467 PR middle-end/71373
18468 * tree-nested.c (convert_nonlocal_omp_clauses)
18469 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
18471 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
18472 * tree.def (CASE_LABEL_EXPR): Likewise.
18474 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
18477 * input.c (test_builtins): Fix an assertion.
18479 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
18481 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
18482 (paritysi2): Ditto.
18484 (isinf<mode>2): Ditto.
18486 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
18488 * ggc-tests.c (test_finalization): Only test need_finalization_p
18489 for GCC_VERSION >= 4003.
18491 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18493 * config/s390/vecintrin.h: Fix file description in comment.
18495 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18497 * config/s390/s390-builtin-types.def: Change builtin type naming
18498 scheme to match builtin-types.def.
18500 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
18502 * fold-const.c (optimize_minmax_comparison): Remove.
18503 (fold_comparison): Remove call to the above.
18504 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
18505 New transformations.
18507 2016-06-13 Alan Hayward <alan.hayward@arm.com>
18509 PR tree-optimization/71416
18510 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
18513 2016-06-13 Martin Liska <mliska@suse.cz>
18515 * predict.c (enum predictor_reason): Prefix enum with REASON_.
18516 (combine_predictions_for_insn): Likewise.
18517 (prune_predictions_for_bb): Likewise.
18518 (combine_predictions_for_bb): Likewise.
18520 2016-06-13 Richard Biener <rguenther@suse.de>
18522 PR tree-optimization/71505
18523 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
18524 assert match comment.
18526 2016-06-13 Marek Polacek <polacek@redhat.com>
18528 PR middle-end/71476
18529 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
18530 gimplify_switch_expr.
18531 (warn_switch_unreachable_r): New function.
18533 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18536 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
18539 2016-06-13 Richard Biener <rguenther@suse.de>
18541 PR middle-end/64516
18542 * fold-const.c (fold_unary_loc): Preserve alignment when
18543 folding a VIEW_CONVERT_EXPR into a MEM_REF.
18545 2016-06-13 Martin Liska <mliska@suse.cz>
18548 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
18549 w/ -fsanitize=bounds.
18551 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
18553 * config/i386/i386.c (ix86_init_builtins): Calculate
18554 FLOAT128_FTYPE_CONST_STRING function type only once.
18555 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
18556 built-in functions are available for x86-32 and x86-64 targets.
18558 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
18561 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
18562 New primitive type.
18563 (FLOAT128_FTYPE_CONST_STRING): New function type.
18564 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
18565 [IX86_BUILTIN_NANSQ]: Ditto.
18566 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
18567 (ix86_init_builtin_types): Declare const_string_type_node.
18568 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
18570 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
18571 * doc/extend.texi (x86 Built-in Functions): Document
18572 __builtin_nanq and __builtin_nansq.
18574 2016-06-11 Jiong Wang <jiong.wang@arm.com>
18577 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
18578 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
18579 length for pop patterns.
18580 (arm_attr_length_push_multi): Update comments.
18581 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
18583 (*pop_multiple_with_writeback_and_return): Likewise.
18584 (*pop_multiple_with_return): Likewise.
18586 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
18588 PR middle-end/71310
18589 * fold-const.c (optimize_bit_field_compare): Don't try to use
18590 word_mode unconditionally for reading the bit field, look at
18591 DECL_BIT_FIELD_REPRESENTATIVE instead.
18593 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
18595 PR middle-end/71478
18596 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
18597 vector integer type.
18599 2016-06-10 Jakub Jelinek <jakub@redhat.com>
18601 PR middle-end/71494
18602 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
18603 without LABEL_DECL, set *handled_ops_p to false instead of true.
18605 2016-06-10 Martin Sebor <msebor@redhat.com>
18608 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
18609 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
18610 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
18612 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
18613 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
18614 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
18615 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
18616 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
18617 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
18618 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
18619 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
18621 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
18623 * config/arm/arm.h (pool_vector_label,
18624 return_used_this_function): Remove.
18626 2016-06-10 Jeff Law <law@redhat.com>
18628 PR tree-optimization/71335
18629 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
18630 zero length paths here.
18631 (convert_and_register_jump_thread_path): Remove hacks related to
18632 duplicated blocks in the jump thread path.
18633 (fsm_find_control_statement_thread_paths): Avoid putting the same
18634 block on the thread path twice, but ensure the thread path is
18635 unchanged from the caller's point of view.
18637 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
18639 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
18640 * predict.def (PRED_LOOP_BRANCH): Remove.
18642 2016-06-10 David Malcolm <dmalcolm@redhat.com>
18644 * Makefile.in (OBJS): Add ggc-tests.o.
18645 (GTFILES): Add ggc-tests.c.
18646 * ggc-tests.c: New file.
18647 * selftest-run-tests.c (selftest::run_tests): Call
18648 selftest::ggc_tests_c_tests.
18649 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
18651 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
18653 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
18655 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
18658 * varasm.c (place_block_symbol): Adjust alignment for asan protected
18659 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
18661 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
18663 * profile.c: Include cfgloop.h.
18664 (branch_prob): Compute estimated number of iterations.
18665 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
18666 recompute estimate number of iterations from profile.
18668 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
18670 PR inline-asm/68843
18671 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
18672 must be grouped on top of stack. Don't force early clobber
18673 on ordinary reg outputs.
18675 2016-06-10 Richard Biener <rguenther@suse.de>
18677 * targhooks.c (default_builtin_vectorization_cost): Adjust
18678 vec_construct cost.
18680 2016-06-10 Richard Biener <rguenther@suse.de>
18682 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
18683 to fold the RHS to a constant if possible.
18685 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
18687 PR middle-end/71373
18688 * tree-nested.c (convert_nonlocal_omp_clauses)
18689 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
18690 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
18691 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
18693 * gimplify.c (gimplify_adjust_omp_clauses): Discard
18695 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
18697 * omp-low.c (scan_sharing_clauses): Don't expect
18698 OMP_CLAUSE__CACHE_.
18700 2016-06-10 Alan Hayward <alan.hayward@arm.com>
18702 PR tree-optimization/71407
18703 PR tree-optimization/71416
18704 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
18705 BIT_FIELD_REF type.
18707 2016-06-10 Richard Biener <rguenther@suse.de>
18709 PR middle-end/71477
18710 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
18712 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
18714 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
18716 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
18717 Jiong Wang <jiong.wang@arm.com>
18719 PR rtl-optimization/70751
18720 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
18721 spilled into memory.
18723 2016-06-09 Jonathan Yong <10walls@gmail.com>
18726 2015-09-21 Jonathan Yong <10walls@gmail.com>
18728 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
18729 sysroot/usr/lib/32api for additional win32 libraries,
18730 fixes failing Cygwin bootstrapping.
18732 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
18734 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
18737 2016-06-09 David Malcolm <dmalcolm@redhat.com>
18740 * pretty-print.c (pp_indent): Specify that %p is printed in a
18741 host-dependent manner.
18742 (test_pp_format): Remove the test for %p.
18744 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
18746 * config/mips/mips.c (mips_output_jump): Fix formatting.
18748 2016-06-09 Richard Biener <rguenther@suse.de>
18750 PR tree-optimization/71462
18751 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
18754 2016-06-09 Martin Liska <mliska@suse.cz>
18756 * predict.c (dump_prediction): Add new argument.
18757 (enum predictor_reason): New enum.
18758 (struct predictor_hash): New struct.
18759 (predictor_hash::hash): New function.
18760 (predictor_hash::equal): Likewise.
18761 (not_removed_prediction_p): New function.
18762 (prune_predictions_for_bb): Likewise.
18763 (combine_predictions_for_bb): Prune predictions.
18765 2016-06-09 Martin Liska <mliska@suse.cz>
18767 * predict.c (filter_predictions): New function.
18768 (remove_predictions_associated_with_edge): Use the filter
18770 (equal_edge_p): New function.
18772 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
18774 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
18775 Correct usage of @samp vs @option, add @samp where appropriate.
18776 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
18777 Add armv6s-m and document it, as it is no official ARM name.
18779 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18781 * ifcvt.c (struct noce_if_info): Add transform_name field.
18782 (noce_try_move): Set if_info->transform_name to the function name.
18783 (noce_try_ifelse_collapse): Likewise.
18784 (noce_try_store_flag): Likewise.
18785 (noce_try_inverse_constants): Likewise.
18786 (noce_try_store_flag_constants): Likewise.
18787 (noce_try_addcc): Likewise.
18788 (noce_try_store_flag_mask): Likewise.
18789 (noce_try_cmove): Likewise.
18790 (noce_try_cmove_arith): Likewise.
18791 (noce_try_minmax): Likewise.
18792 (noce_try_abs): Likewise.
18793 (noce_try_sign_mask): Likewise.
18794 (noce_try_bitop): Likewise.
18795 (noce_convert_multiple_sets): Likewise.
18796 (noce_process_if_block): Print if_info->transform_name to
18797 dump_file if transformation succeeded.
18799 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18801 * config/arm/cortex-a57.md (cortex_a57_alu):
18804 2016-06-08 Martin Sebor <msebor@redhat.com>
18805 Jakub Jelinek <jakub@redhat.com>
18809 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
18810 BUILT_IN_MUL_OVERFLOW_P): New builtins.
18811 * builtins.c: Include gimple-fold.h.
18812 (fold_builtin_arith_overflow): Handle
18813 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
18814 (fold_builtin_3): Likewise.
18815 * doc/extend.texi (Integer Overflow Builtins): Document
18816 __builtin_{add,sub,mul}_overflow_p.
18818 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
18820 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
18821 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
18823 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
18825 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
18826 Rewrite, looking one level down for records and arrays.
18828 2016-06-08 David Malcolm <dmalcolm@redhat.com>
18830 * pretty-print.c: Include "selftest.h".
18831 (pp_format): Fix comment.
18832 (identifier_to_locale): Likewise.
18833 (selftest::test_basic_printing): New function.
18834 (selftest::assert_pp_format): New function.
18835 (selftest::test_pp_format): New function.
18836 (selftest::pretty_print_c_tests): New function.
18837 * selftest-run-tests.c (selftest::run_tests): Call
18838 selftest::pretty_print_c_tests.
18839 * selftest.h (pretty_print_c_tests): New declaration.
18841 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
18843 * invoke.texi (max-loop-headers-insns): Document.
18844 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
18845 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
18846 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
18848 2016-06-08 Richard Biener <rguenther@suse.de>
18850 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
18851 on strided SLP loads and fall back to scalar loads in case
18852 we can't chunk them.
18854 2016-06-08 Richard Biener <rguenther@suse.de>
18856 PR tree-optimization/71452
18857 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
18858 type used for the SSA rewrite has enough precision to cover
18859 the dynamic type of the location.
18861 2016-06-08 Jakub Jelinek <jakub@redhat.com>
18862 Richard Biener <rguenther@suse.de>
18865 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
18866 the same as DECL_P (base0) for indirect_base0. Use equality_code
18867 in one further place.
18869 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
18871 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
18872 to one word if the field is known to overlap other words.
18873 (extract_bit_field_1): Likewise.
18874 (store_split_bit_field): Remove compensating code.
18875 (extract_split_bit_field): Likewise.
18877 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
18881 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
18883 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18885 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
18887 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
18888 (arch64_addpv4sf): Delete.
18889 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
18890 "gen_aarch64_addpv4sf".
18891 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
18893 (vpadds_f32): Likewise.
18894 (vpaddq_f32): Likewise.
18895 (vpaddq_f64): Likewise.
18897 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18899 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
18901 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
18902 to VALLF. Rename to "fabd<mode>3".
18903 "*fabd_scalar<mode>3): Delete.
18904 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
18906 (vabdd_f64): Likewise.
18907 (vabd_f32): Likewise.
18908 (vabd_f64): Likewise.
18909 (vabdq_f32): Likewise.
18910 (vabdq_f64): Likewise.
18912 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18914 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
18916 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
18917 "aarch64_rsqrts<mode>".
18918 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
18919 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
18921 (vrsqrtsd_f64): Likewise.
18922 (vrsqrts_f32): Likewise.
18923 (vrsqrts_f64): Likewise.
18924 (vrsqrtsq_f32): Likewise.
18925 (vrsqrtsq_f64): Likewise.
18927 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18929 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
18931 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
18932 "aarch64_rsqrte<mode>".
18933 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
18934 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
18936 (vrsqrted_f64): Likewise.
18937 (vrsqrte_f32): Likewise.
18938 (vrsqrte_f64): Likewise.
18939 (vrsqrteq_f32): Likewise.
18940 (vrsqrteq_f64): Likewise.
18942 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18944 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
18946 (fcvtzs): Likewise.
18947 (fcvtzu): Likewise.
18948 * config/aarch64/aarch64-simd.md
18949 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
18950 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
18951 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
18953 (vcvt_n_f32_u32): Likewise.
18954 (vcvt_n_s32_f32): Likewise.
18955 (vcvt_n_u32_f32): Likewise.
18956 (vcvtq_n_f32_s32): Likewise.
18957 (vcvtq_n_f32_u32): Likewise.
18958 (vcvtq_n_f64_s64): Likewise.
18959 (vcvtq_n_f64_u64): Likewise.
18960 (vcvtq_n_s32_f32): Likewise.
18961 (vcvtq_n_s64_f64): Likewise.
18962 (vcvtq_n_u32_f32): Likewise.
18963 (vcvtq_n_u64_f64): Likewise.
18964 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
18965 (VSDQ_SDI): Likewise.
18966 (fcvt_target): Support V4DI, V4SI and V2SI.
18967 (FCVT_TARGET): Likewise.
18969 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18971 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
18972 (TYPES_BINOP_SUS): Likewise.
18973 (aarch64_simd_builtin_data): Update include file name.
18974 (aarch64_builtins): Likewise.
18975 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
18976 for conversion between scalar float-point and fixed-point.
18978 (fcvtzs): Likewise.
18979 (fcvtzu): Likewise.
18980 * config/aarch64/aarch64.md
18981 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
18982 pattern for conversion between scalar float to fixed-pointer.
18983 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
18984 (UNSPEC_FCVTZS): New UNSPEC enumeration.
18985 (UNSPEC_FCVTZU): Likewise.
18986 (UNSPEC_SCVTF): Likewise.
18987 (UNSPEC_UCVTF): Likewise.
18988 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
18990 (vcvtd_n_f64_u64): Likewise.
18991 (vcvtd_n_s64_f64): Likewise.
18992 (vcvtd_n_u64_f64): Likewise.
18993 (vcvtd_n_f32_s32): Likewise.
18994 (vcvts_n_f32_u32): Likewise.
18995 (vcvtd_n_s32_f32): Likewise.
18996 (vcvts_n_u32_f32): Likewise.
18997 * config/aarch64/iterators.md (fcvt_target): Support integer to float
18999 (FCVT_TARGET): Likewise.
19000 (FCVT_FIXED2F): New iterator.
19001 (FCVT_F2FIXED): Likewise.
19002 (fcvt_fixed_insn): New define_int_attr.
19004 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19006 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
19007 some statements was removed.
19009 2016-06-08 Alan Hayward <alan.hayward@arm.com>
19011 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
19012 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
19013 (vect_can_advance_ivs_p): likewise.
19014 (vect_update_ivs_after_vectorizer): likewise.
19015 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
19016 (vect_analyze_scalar_cycles_1): likewise.
19017 (vect_analyze_loop_operations): likewise.
19018 (report_vect_op): likewise.
19019 (vect_is_slp_reduction): likewise.
19020 (vect_is_simple_reduction): likewise.
19021 (get_initial_def_for_induction): likewise.
19022 (vect_transform_loop): likewise.
19023 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
19024 (vect_recog_sad_pattern): likewise.
19025 (vect_recog_widen_sum_pattern): likewise.
19026 (vect_recog_widening_pattern): likewise.
19027 (vect_recog_divmod_pattern): likewise.
19028 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
19029 (vect_analyze_slp_instance): likewise.
19030 (vect_transform_slp_perm_load): likewise.
19031 (vect_schedule_slp_instance): likewise.
19033 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19035 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
19036 (return_prediction): PRED_CONST_RETURN predict return as not taken.
19037 * predict.def (PRED_CONTINUE): Change hitrate 50->67
19038 (PRED_LOOP_BRANCH): Document predictor as broken.
19039 (PRED_LOOP_EXIT): Change hitrate 91->92.
19040 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
19041 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
19042 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
19043 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
19044 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
19045 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
19046 (PRED_CALL): Chane hitrate 71->67.
19047 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
19048 (PRED_GOTO): Document as unused right now.
19049 (PRED_CONST_RETURN): Change hitrate 67->69
19050 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
19051 (PRED_NULL_RETURN): Change hitrate 91->90.
19052 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
19053 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
19054 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
19056 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
19058 * config/rs6000/altivec.h: Add __builtin_vec_mul.
19059 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
19060 special case Altivec builtin.
19061 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
19062 VSX_BUILTIN_VEC_MUL (replaced with special case code).
19063 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
19064 code for ALTIVEC_BUILTIN_VEC_MUL.
19065 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
19066 for __builtin_vec_mul.
19068 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
19070 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
19073 2016-06-07 David Malcolm <dmalcolm@redhat.com>
19075 * spellcheck.c (selftest::test_find_closest_string): New function.
19076 (spellcheck_c_tests): Call the above.
19078 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19080 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
19082 2016-06-07 Jakub Jelinek <jakub@redhat.com>
19084 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
19085 Yv=Yv,C alternatives.
19087 2016-06-07 Richard Biener <rguenther@suse.de>
19090 * common.opt (ffast-math): Make Optimization.
19092 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
19093 Prachi Godbole <prachi.godbole@imgtec.com>
19095 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
19096 `fabs' and `fneg' type attributes.
19097 (p5600_fpu_fabs): Add `fmove' to the comment.
19099 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19101 * gimple.c: Include builtins.h
19102 (gimple_inexpensive_call_p): New function.
19103 * gimple.h (gimple_inexpensive_call_p): Declare.
19104 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
19105 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
19108 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
19110 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
19111 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
19112 warning_at_rich_loc, warning_n, pedwarn, permerror,
19113 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
19114 sorry, fatal_error, internal_error, internal_error_no_backtrace):
19117 2016-06-07 Richard Biener <rguenther@suse.de>
19119 PR tree-optimization/71428
19120 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
19121 BIT_FIELD_REF op vs. load.
19123 2016-06-07 Richard Biener <rguenther@suse.de>
19125 PR middle-end/71423
19126 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
19129 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
19131 * config/pa/pa.md (call): Generate indirect long calls to non-local
19132 functions on TARGET_64BIT.
19133 (call_value): Likewise.
19135 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
19137 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
19138 pattern and subsequent splitters.
19139 (call_val_reg_64bit_post_reload): Likewise.
19141 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
19143 PR middle-end/71408
19144 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
19145 propagate_op_to_single_use.
19147 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
19149 PR middle-end/71281
19150 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
19152 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
19154 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
19155 (enum x86_dirflag_state): New enum.
19156 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
19157 (machine_function): Remove needs_cld.
19158 (ix86_current_function_needs_cld): Remove.
19159 * config/i386/i386.c (ix86_set_func_type): Set
19160 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
19161 (ix86_expand_prologue): Do not emit CLD here.
19162 (ix86_dirflag_mode_needed): New function.
19163 (ix86_dirflag_mode_entry): Ditto.
19164 (ix86_mode_needed): Handle X86_DIRFLAG entity.
19165 (ix86_mode_after): Ditto.
19166 (ix86_mode_entry): Ditto.
19167 (ix86_mode_exit): Ditto.
19168 (ix86_emit_mode_set): Ditto.
19169 * config/i386/i386.md (strmov_singleop): Set
19170 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
19171 Do not set ix86_current_function_needs_cld.
19173 (strset_singleop): Ditto.
19175 (cmpstrnqi_nz_1): Ditto.
19176 (cmpstrnqi_1): Ditto.
19177 (strlenqi_1): Ditto.
19179 2016-06-06 Jakub Jelinek <jakub@redhat.com>
19181 PR tree-optimization/71259
19182 * tree-vect-slp.c (vect_get_constant_vectors): For
19183 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
19184 one for constant op, and use COND_EXPR for non-constant.
19186 2016-06-06 David Malcolm <dmalcolm@redhat.com>
19188 * Makefile.in (OBJS): Add function-tests.o,
19189 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
19190 selftest-run-tests.o.
19191 (OBJS-libcommon): Add selftest.o.
19192 (OBJS-libcommon-target): Add selftest.o.
19193 (all.internal): Add "selftest".
19194 (all.cross): Likewise.
19195 (selftest): New phony target.
19196 (s-selftest): New target.
19197 (selftest-gdb): New phony target.
19198 (COLLECT2_OBJS): Add selftest.o.
19199 * bitmap.c: Include "selftest.h".
19200 (selftest::test_gc_alloc): New function.
19201 (selftest::test_set_range): New function.
19202 (selftest::test_clear_bit_in_middle): New function.
19203 (selftest::test_copying): New function.
19204 (selftest::test_bitmap_single_bit_set_p): New function.
19205 (selftest::bitmap_c_tests): New function.
19206 * common.opt (fself-test): New.
19207 * diagnostic-show-locus.c: Include "selftest.h".
19208 (make_range): New function.
19209 (test_range_contains_point_for_single_point): New function.
19210 (test_range_contains_point_for_single_line): New function.
19211 (test_range_contains_point_for_multiple_lines): New function.
19212 (assert_eq): New function.
19213 (test_get_line_width_without_trailing_whitespace): New function.
19214 (selftest::diagnostic_show_locus_c_tests): New function.
19215 * et-forest.c: Include "selftest.h".
19216 (selftest::test_single_node): New function.
19217 (selftest::test_simple_tree): New function.
19218 (selftest::test_disconnected_nodes): New function.
19219 (selftest::et_forest_c_tests): New function.
19220 * fold-const.c: Include "selftest.h".
19221 (selftest::assert_binop_folds_to_const): New function.
19222 (selftest::assert_binop_folds_to_nonlvalue): New function.
19223 (selftest::test_arithmetic_folding): New function.
19224 (selftest::fold_const_c_tests): New function.
19225 * function-tests.c: New file.
19226 * gimple.c: Include "selftest.h".
19227 Include "gimple-pretty-print.h".
19228 (selftest::verify_gimple_pp): New function.
19229 (selftest::test_assign_single): New function.
19230 (selftest::test_assign_binop): New function.
19231 (selftest::test_nop_stmt): New function.
19232 (selftest::test_return_stmt): New function.
19233 (selftest::test_return_without_value): New function.
19234 (selftest::gimple_c_tests): New function.
19235 * hash-map-tests.c: New file.
19236 * hash-set-tests.c: New file.
19237 * input.c: Include "selftest.h".
19238 (selftest::assert_loceq): New function.
19239 (selftest::test_accessing_ordinary_linemaps): New function.
19240 (selftest::test_unknown_location): New function.
19241 (selftest::test_builtins): New function.
19242 (selftest::test_reading_source_line): New function.
19243 (selftest::input_c_tests): New function.
19244 * rtl-tests.c: New file.
19245 * selftest-run-tests.c: New file.
19246 * selftest.c: New file.
19247 * selftest.h: New file.
19248 * spellcheck.c: Include "selftest.h".
19249 (selftest::levenshtein_distance_unit_test_oneway): New function,
19250 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
19251 (selftest::levenshtein_distance_unit_test): Likewise.
19252 (selftest::spellcheck_c_tests): Likewise.
19253 * toplev.c: Include selftest.h.
19254 (toplev::run_self_tests): New.
19255 (toplev::main): Handle -fself-test.
19256 * toplev.h (toplev::run_self_tests): New.
19257 * tree.c: Include "selftest.h".
19258 (selftest::test_integer_constants): New function.
19259 (selftest::test_identifiers): New function.
19260 (selftest::test_labels): New function.
19261 (selftest::tree_c_tests): New function.
19262 * tree-cfg.c: Include "selftest.h".
19263 (selftest::push_fndecl): New function.
19264 (selftest::test_linear_chain): New function.
19265 (selftest::test_diamond): New function.
19266 (selftest::test_fully_connected): New function.
19267 (selftest::tree_cfg_c_tests): New function.
19268 * vec.c: Include "selftest.h".
19269 (selftest::safe_push_range): New function.
19270 (selftest::test_quick_push): New function.
19271 (selftest::test_safe_push): New function.
19272 (selftest::test_truncate): New function.
19273 (selftest::test_safe_grow_cleared): New function.
19274 (selftest::test_pop): New function.
19275 (selftest::test_safe_insert): New function.
19276 (selftest::test_ordered_remove): New function.
19277 (selftest::test_unordered_remove): New function.
19278 (selftest::test_block_remove): New function.
19279 (selftest::reverse_cmp): New function.
19280 (selftest::test_qsort): New function.
19281 (selftest::vec_c_tests): New function.c.
19282 * wide-int.cc: Include selftest.h and wide-int-print.h.
19283 (selftest::from_int <wide_int>): New function.
19284 (selftest::from_int <offset_int>): New function.
19285 (selftest::from_int <widest_int>): New function.
19286 (selftest::assert_deceq): New function.
19287 (selftest::assert_hexeq): New function.
19288 (selftest::test_printing <VALUE_TYPE>): New function template.
19289 (selftest::test_ops <VALUE_TYPE>): New function template.
19290 (selftest::test_comparisons <VALUE_TYPE>): New function template.
19291 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
19293 (selftest::wide_int_cc_tests): New function.
19295 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19297 PR middle-end/37780
19298 * ifcvt.c (noce_try_ifelse_collapse): New function.
19300 (noce_process_if_block): Call noce_try_ifelse_collapse.
19301 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
19302 (simplify_ternary_operation): Use the above to simplify
19303 conditional CLZ/CTZ expressions.
19305 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19307 PR middle-end/37780
19308 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
19309 define_insn_and_split.
19311 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19313 PR middle-end/37780
19314 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
19316 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
19319 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
19320 Implicitly clobber memory for basic asm with non-empty assembler
19321 string. Use targetm.md_asm_adjust also here.
19322 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
19323 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
19324 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
19325 non-empty assembler string.
19326 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
19327 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
19328 (decode_asm_operands): Handle basic asm in PARALLEL block.
19329 (extract_insn): Handle basic asm in PARALLEL block.
19330 * doc/extend.texi: Mention new behavior of basic asm.
19331 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
19332 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
19333 branch_needs_nop_p): Use asm_noperands.
19335 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
19337 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
19338 Include the M7 SPARC DFA scheduler.
19339 New attribute v3pipe.
19340 Annotate insns with v3pipe where appropriate.
19341 Define cpu_feature vis4.
19342 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
19343 Add (V8QI "8") to vbits.
19344 Add insns {add,sub}v8qi3
19345 Add insns ss{add,sub}v8qi3
19346 Add insns us{add,sub}{v8qi,v4hi}3
19347 Add insns {min,max}{v8qi,v4hi,v2si}3
19348 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
19349 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
19350 * config/sparc/niagara4.md: Add a comment explaining the
19351 discrepancy between the documented latenty numbers and the
19353 * config/sparc/niagara7.md: New file.
19354 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
19355 supports SPARC5 and VIS 4.0 instructions.
19356 * configure: Regenerate.
19357 * config.in: Likewise.
19358 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
19359 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
19360 TARGET_CPU_niagara7.
19361 (ASM_CPU64_DEFAULT_SPEC): Likewise.
19362 (CPP_CPU_SPEC): Handle niagara7.
19363 (ASM_CPU_SPEC): Likewise.
19364 * config/sparc/sparc-opts.h (processor_type): Add
19365 PROCESSOR_NIAGARA7.
19366 (mvis4): New option.
19367 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
19368 (AS_NIAGARA7_FLAG): Define.
19369 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
19370 (CPP_CPU64_DEFAULT_SPEC): Likewise.
19371 (CPP_CPU_SPEC): Handle niagara7.
19372 (ASM_CPU_SPEC): Likewise.
19373 * config/sparc/sparc.c (niagara7_costs): Define.
19374 (sparc_option_override): Handle niagara7 and adjust cache-related
19375 parameters with better values for niagara cpus. Also support VIS4.
19376 (sparc32_initialize_trampoline): Likewise.
19377 (sparc_use_sched_lookahead): Likewise.
19378 (sparc_issue_rate): Likewise.
19379 (sparc_register_move_cost): Likewise.
19380 (dump_target_flag_bits): Support VIS4.
19381 (sparc_vis_init_builtins): Likewise.
19382 (sparc_builtins): Likewise.
19383 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
19385 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
19387 * config/sparc/sparc.opt (sparc_processor_type): New value
19389 * config/sparc/visintrin.h (__attribute__): Prototypes for the
19391 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
19393 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
19396 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
19398 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
19400 2016-06-06 Richard Biener <rguenther@suse.de>
19402 PR tree-optimization/71398
19403 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
19406 2016-06-05 James Bowman <james.bowman@ftdichip.com>
19408 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
19409 ft32_expand_prolog, ft32_expand_epilogue):
19410 Handle pretend_args.
19411 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
19412 * config/ft32/ft32.md: Add pretend_returner.
19414 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
19417 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
19418 Copy op1 RTX to avoid invalid sharing.
19419 (ix86_expand_vector_move_misalign): Ditto.
19421 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
19423 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
19426 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
19428 * predict.c (predicted_by_loop_heuristics_p): New function.
19429 (predict_iv_comparison): Use it.
19430 (predict_loops): Walk from innermost loops; do not predict edges
19431 leaving multiple loops multiple times; implement
19432 PRED_LOOP_ITERATIONS_MAX heuristics.
19433 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
19435 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
19437 * cfg.c (check_bb_profile): Do not report mismatched profiles when
19438 only edges out of BB are EH edges.
19440 2016-06-04 Martin Sebor <msebor@redhat.com>
19441 Marcin Baczyński <marbacz@gmail.com>
19444 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
19445 a void expression in a void function.
19447 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
19449 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
19450 aux; dump reasons of decisions.
19451 (should_duplicate_loop_header_p): Likewise.
19452 (do_while_loop_p): Likewise.
19453 (ch_base::copy_headers): Dump asi num insns duplicated.
19455 2016-06-04 Jakub Jelinek <jakub@redhat.com>
19457 PR tree-optimization/71405
19458 * tree-ssa.c (execute_update_addresses_taken): For clobber with
19459 incompatible type, build a new clobber with the right type instead
19460 of building a VIEW_CONVERT_EXPR around it.
19462 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
19464 PR tree-optimization/52171
19465 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
19466 by_pieces_ninsns instead of move_by_pieces_ninsns.
19468 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
19470 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
19471 for reg+reg addressing mode.
19473 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19475 * rs6000-c.c (c/c-tree.h): Add #include.
19476 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
19477 in C++ when found in the base position of vec_ld or vec_st.
19479 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
19481 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
19482 use of profile unless profile status is PROFILE_READ.
19483 * profile.c (compute_branch_probabilities): Set profile status
19484 only after reporting predictor hitrates.
19486 2016-06-03 Joseph Myers <joseph@codesourcery.com>
19490 * common.opt (ffp-int-builtin-inexact): New option.
19491 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
19492 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
19493 (ceil@var{m}2): Document dependence on this option.
19494 * ipa-inline-transform.c (inline_call): Handle
19495 flag_fp_int_builtin_inexact.
19496 * ipa-inline.c (can_inline_edge_p): Likewise.
19497 * config/i386/i386.md (rintxf2): Do not test
19498 flag_unsafe_math_optimizations.
19499 (rint<mode>2_frndint): New define_insn.
19500 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
19501 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
19502 for 387 instead of extending and truncating.
19503 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
19504 !flag_trapping_math instead of flag_unsafe_math_optimizations.
19505 Change to frndint<mode>2_<rounding>.
19506 (frndintxf2_<rounding>_i387): Likewise. Change to
19507 frndint<mode>2_<rounding>_i387.
19508 (<rounding_insn>xf2): Likewise.
19509 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
19510 !flag_trapping_math instead of flag_unsafe_math_optimizations for
19511 x87. Test TARGET_ROUND || !flag_trapping_math ||
19512 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
19513 SSE. Use ROUND_NO_EXC in constant operand of
19514 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
19515 for 387 instead of extending and truncating.
19517 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
19518 Julia Koval <julia.koval@intel.com>
19530 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
19531 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
19532 all registers, except for function return registers if there are
19533 no caller-saved registers.
19534 (ix86_set_func_type): New function.
19535 (ix86_set_current_function): Call ix86_set_func_type to set
19536 no_caller_saved_registers and func_type. Call reinit_regs if
19537 caller-saved registers are changed. Don't allow MPX, SSE, MMX
19538 nor x87 instructions in interrupt handler nor function with
19539 no_caller_saved_registers attribute.
19540 (ix86_function_ok_for_sibcall): Return false if there are no
19541 caller-saved registers.
19542 (type_natural_mode): Don't warn ABI change for MMX in interrupt
19544 (ix86_function_arg_advance): Skip for callee in interrupt handler.
19545 (ix86_function_arg): Return special arguments in interrupt handler.
19546 (ix86_promote_function_mode): Promote pointer to word_mode only
19547 for normal functions.
19548 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
19550 (ix86_epilogue_uses): New function.
19551 (ix86_hard_regno_scratch_ok): Likewise.
19552 (ix86_save_reg): Preserve all registers in interrupt handler
19553 after reload. Preserve all registers, except for function return
19554 registers, if there are no caller-saved registers after reload.
19555 (find_drap_reg): Always use callee-saved register if there are
19556 no caller-saved registers.
19557 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
19558 for interrupt handler.
19559 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
19560 Emit cld instruction if stringops are used in interrupt handler
19561 or interrupt handler isn't a leaf function.
19562 (ix86_expand_epilogue): Generate interrupt return for interrupt
19563 handler and pop the 'ERROR_CODE' off the stack before interrupt
19564 return in exception handler.
19565 (ix86_expand_call): Disallow calling interrupt handler directly.
19566 If there are no caller-saved registers, mark all registers that
19567 are clobbered by the call which returns as clobbered.
19568 (ix86_handle_no_caller_saved_registers_attribute): New function.
19569 (ix86_handle_interrupt_attribute): Likewise.
19570 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
19572 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
19573 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
19574 accumulation in interrupt function if stack may be realigned to
19576 (EPILOGUE_USES): New.
19577 (function_type): New enum.
19578 (machine_function): Add func_type and no_caller_saved_registers.
19579 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
19580 (interrupt_return): New pattern.
19581 * doc/extend.texi: Document x86 interrupt and
19582 no_caller_saved_registers attributes.
19584 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
19586 PR tree-optimization/52171
19587 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
19588 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
19589 Look for constant strings. Move some code to emit_block_cmp_hints
19591 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
19592 * defaults.h (COMPARE_MAX_PIECES): New macro.
19593 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
19594 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
19595 (clear_by_pieces_1): Don't declare. Move definition before use.
19596 (can_do_by_pieces): New static function.
19597 (can_move_by_pieces): Use it. Return bool.
19598 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
19599 OP. All callers changed. Handle COMPARE_BY_PIECES.
19600 (class pieces_addr); New.
19601 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
19602 pieces_addr::adjust, pieces_addr::increment_address,
19603 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
19605 (class op_by_pieces_d): New.
19606 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
19608 (class move_by_pieces_d, class compare_by_pieces_d,
19609 class store_by_pieces_d): New subclasses of op_by_pieces_d.
19610 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
19611 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
19612 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
19613 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
19614 compare_by_pieces_d::finish_mode): New member functions.
19615 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
19617 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
19618 (emit_block_cmp_hints): New function.
19619 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
19620 use the newly defined classes.
19621 * expr.h (by_pieces_constfn): New typedef.
19622 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
19623 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
19624 (move_by_pieces_ninsns): Don't declare.
19625 (can_move_by_pieces): Change return value to bool.
19626 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
19627 (compare_by_pieces_branch_ratio): New hook.
19628 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
19629 (by_pieces_ninsns): Declare.
19630 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
19632 (default_compare_by_pieces_branch_ratio): New function.
19633 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
19634 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
19635 * doc/tm.texi: Regenerate.
19636 * tree-ssa-strlen.c: Include "builtins.h".
19637 (handle_builtin_memcmp): New static function.
19638 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
19639 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
19641 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19643 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
19644 relevant stmts which are simple and invariant.
19645 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
19646 instead of simple and invariant
19648 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19650 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
19651 (vectorizable_reduction): Check for new relevant state.
19652 (vectorizable_live_operation): vectorize live stmts using
19653 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
19654 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
19655 (vect_stmt_relevant_p): Check for stmts which are only used live.
19656 (process_use): Use of a stmt does not inherit it's live value.
19657 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
19658 (vect_analyze_stmt): Check for new relevant state.
19659 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
19660 outside the loop, but not inside it.
19662 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19664 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
19665 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
19666 (vect_get_vec_def_for_operand): Split out code.
19668 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
19670 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
19672 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19674 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
19676 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19678 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
19680 2016-06-03 Jakub Jelinek <jakub@redhat.com>
19682 PR middle-end/71387
19683 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
19684 to noreturn e->callee->decl that has void return type and void
19685 arguments, adjust gimple_call_fntype and remove lhs even if it had
19686 previously addressable type.
19688 2016-06-02 Jeff Law <law@redhat.com>
19690 PR tree-optimization/71328
19691 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
19692 error when checking for a jump back onto the copied path.
19694 2016-06-02 David Malcolm <dmalcolm@redhat.com>
19696 * config/microblaze/microblaze.c (get_branch_target): Add return
19697 NULL_RTX for the non-CALL_P case.
19698 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
19699 (insert_wic): Remove unused local "j".
19701 2016-06-02 Martin Liska <mliska@suse.cz>
19703 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
19705 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
19706 Julia Koval <julia.koval@intel.com>
19708 * function.c (assign_parm_setup_stack): Force source into a
19709 register if needed.
19710 * target.def (function_incoming_arg): Update documentation to
19711 allow arbitrary address computation based on hard register.
19712 * doc/tm.texi: Regenerated.
19714 2016-06-02 Martin Liska <mliska@suse.cz>
19716 * predict.c (combine_predictions_for_bb): Fix first match in
19717 cases where a first predictor contains more than one occurence
19718 in list of predictors. Take the best value in such case.
19720 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19722 PR rtl-optimization/71295
19723 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
19724 offset would go over the size of the inner mode reject it.
19726 2016-06-02 Jakub Jelinek <jakub@redhat.com>
19728 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
19729 x=x,x and v=v,m instead of x=x,m.
19731 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
19732 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
19733 alternative to v=rm,C.
19735 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
19736 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
19737 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
19738 instead of vex for the last two above mentioned alternatives.
19740 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19743 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
19745 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
19747 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
19749 2016-06-01 David Malcolm <dmalcolm@redhat.com>
19751 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
19752 from int to unsigned.
19754 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
19756 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
19757 alternatives, eliminating preferred register class. Add support
19758 for the MTVSRDD instruction in ISA 3.0.
19759 (vsx_splat_v4si_internal): Use splat_input_operand instead of
19760 reg_or_indexed_operand.
19761 (vsx_splat_v4sf_internal): Likewise.
19763 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
19766 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
19767 for loading up all 0's or all 1's.
19769 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
19771 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
19773 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
19775 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
19777 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
19778 * gcc.c (set_source_date_epoch_envvar): New function, sets
19779 the SOURCE_DATE_EPOCH environment variable to the current time.
19781 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
19783 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
19784 the factor for live Phi nodes.
19786 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
19788 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
19789 * tree-parloops.c (parallelize_loops): likewise.
19790 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
19791 tree_unswitch_outer_loop): likewise.
19793 2016-06-01 Jakub Jelinek <jakub@redhat.com>
19795 PR middle-end/71371
19796 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
19797 around creation of the temporary.
19799 2016-06-01 Richard Biener <rguenther@suse.de>
19801 PR tree-optimization/71366
19802 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
19803 (unloop_loops): Move removing edges here ...
19804 (try_unroll_loop_completely): ... from here.
19805 (try_peel_loop): ... and here.
19806 (tree_unroll_loops_completely_1): Track parent loops via
19807 bitmap of header BBs.
19808 (tree_unroll_loops_completely): Adjust for that.
19810 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
19812 * config/rs6000/altivec.h (vec_slv): New macro.
19813 (vec_srv): New macro.
19814 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
19815 (UNSPEC_VSRV): New value.
19818 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
19819 (vsrv): New builtin definition.
19820 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
19821 define argument types for new builtin.
19822 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
19824 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
19827 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
19828 Jocelyn Mayer <l_indien@magic.fr>
19831 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
19832 detect processor family for signature_CENTAUR_ebx.
19833 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
19834 signature_CENTAUR_ebx.
19835 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
19836 <default>: Pass x86-64 for has_longmode.
19838 2016-06-01 Nathan Sidwell <nathan@acm.org>
19840 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
19843 2016-06-01 Richard Biener <rguenther@suse.de>
19845 PR tree-optimization/71261
19846 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
19847 of stmts successfully put in the bool pattern. Remove
19848 single-use restriction.
19849 (adjust_bool_pattern_cast): Add cast at the use site via the
19850 pattern def sequence.
19851 (adjust_bool_pattern): Remove recursion, maintain a hash-map
19852 of patterned defs. Use the pattern def seqence instead of
19853 multiple independent patterns.
19854 (sort_after_uid): New qsort compare function.
19855 (adjust_bool_stmts): New function to process stmts in the bool
19856 pattern in IL order.
19857 (vect_recog_bool_pattern): Adjust.
19858 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
19859 (ifcvt_walk_pattern_tree): Likewise.
19860 (stmt_is_root_of_bool_pattern): Likewise.
19861 (ifcvt_repair_bool_pattern): Likewise.
19862 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
19864 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
19866 * loop-unroll.c (decide_unroll_constant_iterations,
19867 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
19868 likely upper bounds.
19869 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
19871 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
19873 * tree-core.h (enum omp_clause_code): Remove
19874 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
19876 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19878 * config/arm/sync.md (arm_store_exclusive<mode>):
19879 Use 'H' output modifier on operands[2] rather than creating a new
19880 entry in out-of-bounds memory of the operands array.
19881 (arm_store_release_exclusivedi): Likewise.
19883 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19885 * config/arm/arm.c (arm_fusion_enabled_p): New function.
19886 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
19887 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
19888 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
19890 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
19892 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
19893 into account live statements for mask producers.
19895 2016-06-01 Richard Biener <rguenther@suse.de>
19897 PR tree-optimization/71311
19898 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
19899 restrict to non-INTEGER_CST @0.
19901 2016-06-01 Richard Biener <rguenther@suse.de>
19903 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
19904 (relational patterns): Use :c to avoid pattern duplications.
19906 2016-06-01 Richard Biener <rguenther@suse.de>
19908 * genmatch.c (comparison_code_p): New predicate.
19909 (swap_tree_comparison): New function.
19910 (commutate): Add for_vec parameter to append new for entries.
19911 Support commutating relational operators by swapping it alongside
19913 (lower_commutative): Adjust.
19914 (dt_simplify::gen): Do not pass artificial operators to gen
19916 (decision_tree::gen): Do not add artificial operators as parameters.
19917 (parser::parse_expr): Verify operator commutativity when :c is
19918 applied. Allow :C to override this.
19919 * match.pd: Adjust patterns to use :C instead of :c where required.
19921 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
19923 PR tree-optimization/71077
19924 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
19925 the combining step, use boolean_false_node and boolean_true_node
19926 as the designated false/true return values.
19928 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
19930 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
19931 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
19932 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
19935 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
19937 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
19938 of flags impliying the register renaming.
19939 * toplev.c (process_options): Do not imply flag_rename_registers with
19942 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
19944 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
19945 default implementation.
19947 2016-05-31 Nathan Sidwell <nathan@acm.org>
19949 * dwarf2out.c (cur_line_info_table): Add GTY marker.
19951 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
19953 * config/sh/constraints.md (b): Remove constraint.
19954 * config/sh/predicates.md (arith_reg_operand): Remove
19956 * config/sh/sh-modes.def (PDI): Remove.
19957 * config/sh/sh.c (sh_target_reg_class,
19958 sh_optimize_target_register_callee_saved): Remove functions.
19959 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
19960 (sh_expand_epilogue): Update comment.
19961 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
19962 sh_secondary_reload): Remove TARGET_REGS related code.
19963 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
19964 TARGET_REGISTER_P): Remove macros.
19965 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
19966 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
19967 TR1_REG, TR2_REG): Remove constants.
19968 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
19970 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
19972 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
19973 define_expand patterns.
19974 (adddi3_compact): Rename to adddi3.
19975 (subdi3_compact): Rename to subdi3.
19976 (*negdi2): Rename to negdi2.
19977 (*abs<mode>2): Rename to abs<mode>2.
19979 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
19981 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
19982 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
19983 (atomic_sub_fetchsi): ... this new pattern.
19984 (mvtc): Add CC_REG clobber.
19986 2016-05-31 Marek Polacek <polacek@redhat.com>
19988 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
19990 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19992 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
19993 aarch64_fusion_enabled_p to check for fusion capabilities.
19995 2016-05-31 Richard Biener <rguenther@suse.de>
19997 PR tree-optimization/71352
19998 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
19999 minus one and a negate.
20001 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20003 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
20004 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
20006 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
20007 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
20008 Remove use of aarch64_simd_attr_length_move, set length attribute
20010 (*aarch64_be_movoi): Likewise.
20011 (*aarch64_be_movci): Likewise.
20012 (*aarch64_be_movxi): Likewise.
20014 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20016 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
20017 It no longer does that.
20018 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
20020 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
20022 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
20023 attribute __unused__.
20025 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
20027 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
20028 * config/arm/arm.c (arm_arch_thumb1): Define.
20029 (arm_option_override): Initialize arm_arch_thumb1.
20030 * config/arm/arm.h (arm_arch_thumb1): Declare.
20031 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
20032 support Thumb-1 ISA.
20034 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
20037 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
20038 `Yv' for scalar operand.
20040 2016-05-31 Tom de Vries <tom@codesourcery.com>
20042 PR tree-optimization/69068
20043 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
20044 phis with more than two args.
20046 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
20048 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
20049 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
20052 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
20054 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
20056 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
20058 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
20059 cpu_32, cpu_64, tune_32 and tune_64.
20060 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
20062 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
20064 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
20066 2016-05-30 Andi Kleen <ak@linux.intel.com>
20068 * auto-profile.c (read_profile): Replace asserts with errors
20069 when file does not exist.
20070 * gcov-io.c (gcov_read_words): Dito.
20072 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20074 * tree-cfg.c (print_loop): Print likely upper bounds.
20076 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20078 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
20079 * opts.c (default_options): Enable peel loops at -O3.
20080 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
20081 (try_peel_loop): Do not re-peel already peeled loops;
20082 use likely upper bounds; fix profile updating.
20083 (pass_complete_unroll::execute): Initialize peeled_loops.
20085 2016-05-30 Martin Liska <mliska@suse.cz>
20087 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
20088 computed costs by frequency of BB they belong to.
20089 (get_scaled_computation_cost_at): New function.
20091 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
20092 Marc Glisse <marc.glisse@inria.fr>
20094 PR tree-optimization/71289
20095 * match.pd (-1 / B < A, A > -1 / B): New transformations.
20097 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20099 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
20101 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20103 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
20104 for peeled copies; avoid underflow when updating estimates; correctly
20105 scale loop profile.
20107 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
20109 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
20110 r236875. Corrected oe3 to oe2 as obvious.
20112 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
20114 PR middle-end/71269
20115 PR middle-end/71252
20116 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
20117 that inserted stmt will not dominate stmts that defines its operand.
20118 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
20119 (rewrite_expr_tree_parallel): Likewise.
20121 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
20123 PR middle-end/71252
20124 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
20125 all fields including stmt_to_insert are swapped.
20127 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20129 * predict.h (force_edge_cold): Declare.
20130 * predict.c (force_edge_cold): New function.
20131 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
20133 (canonicalize_loop_induction_variables): Fix formating.
20135 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
20137 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
20138 (visium_expand_copysign): Use gen_int_mode directly.
20139 (visium_compute_frame_size): Minor tweaks.
20141 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20143 * tree-vect-loop.c (vect_analyze_loop_2): Use
20144 likely_max_stmt_executions_int.
20146 2016-05-30 Tom de Vries <tom@codesourcery.com>
20148 PR tree-optimization/69067
20149 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
20151 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
20154 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
20155 New peepholes to remove unneeded fild/fistp pairs.
20156 (define_peephole2 atomic_loaddi_fpu): Ditto.
20158 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20160 * predict.c (maybe_hot_frequency_p): Avoid division.
20162 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
20164 * doc/install.texi: Use https for shop.fsf.org.
20166 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20168 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
20169 likely_max_stmt_executions_int.
20171 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20173 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
20174 likely_max_stmt_executions_int.
20176 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20178 * profile.c (compute_branch_probabilities): Do not report hitrates
20180 (branch_prob): Report hitrates here.
20181 * predict.c (gimple_predict_edge): Do not assert profile status;
20182 fix formatting issues.
20184 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20186 * predict.c (edge_predicted_by_p): New function.
20187 (predict_paths_for_bb): Do not put multiple predictions of the same type
20190 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20192 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
20195 2016-05-28 Alan Modra <amodra@gmail.com>
20197 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
20199 2016-05-28 Alan Modra <amodra@gmail.com>
20201 PR rtl-optimization/71275
20202 * ira.c (ira): Free dominance info.
20204 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
20206 * doc/sourcebuild.texi: New address for upstream Go repository.
20208 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
20210 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
20211 (TARGET_ARM_V7M): Likewise.
20213 2016-05-26 Jeff Law <law@redhat.com>
20215 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
20216 (thread_across_edge): Remove calls to find_jump_threads_backwards.
20217 * passes.def: Add jump threading passes before DOM/VRP.
20218 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
20219 argument to a basic block from an edge. Remove tests which are
20221 (pass_data_thread_jumps, class pass_thread_jumps): New.
20222 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
20223 (make_pass_thread_jumps): Likewise.
20224 * tree-pass.h (make_pass_thread_jumps): Declare.
20226 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
20228 * config/visium/visium-protos.h (split_double_move): Rename into...
20229 (visium_split_double_move): ...this.
20230 (visium_split_double_add): Declare.
20231 * config/visium/visium.c (split_double_move): Rename into...
20232 (visium_split_double_move): ...this.
20233 (visium_split_double_add): New function.
20234 (visium_expand_copysign): Renumber operands for consistency.
20235 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
20236 (DFmode move splitter): Likewise.
20237 (*addi3_insn): Split by means of visium_split_double_add.
20238 (*adddi3_insn_flags): Delete.
20239 (*plus_plus_sltu<subst_arith>): New insn.
20240 (*subdi3_insn): Split by means of visium_split_double_add.
20241 (subdi3_insn_flags): Delete.
20242 (*minus_minus_sltu<subst_arith>): New insn.
20243 (*negdi2_insn): Split by means of visium_split_double_add.
20244 (*negdi2_insn_flags): Delete.
20246 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
20248 * configure.ac: Treat a --with-headers option without argument
20249 the same as the default (i.e. consult sys-include directory).
20250 * configure: Regenerate.
20252 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20254 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
20255 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
20257 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
20258 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
20260 2016-05-27 Jiong Wang <jiong.wang@arm.com>
20263 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
20264 tree-stdarg analysis results.
20265 (aarch64_setup_incoming_varargs): Likewise.
20267 2016-05-27 Jiong Wang <jiong.wang@arm.com>
20269 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
20270 va_list_gpr_counter_field and va_list_fpr_counter_field.
20272 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
20275 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
20276 * config/aarch64/aarch64.c
20277 (aarch64_cannot_change_mode_class): Remove function.
20278 * config/aarch64/aarch64-protos.h
20279 (aarch64_cannot_change_mode_class): Remove.
20281 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20283 * cfgloop.c (record_niter_bound): Record likely upper bounds.
20284 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
20285 get_likely_max_loop_iterations_int): New.
20286 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
20287 any_likely_upper_bound.
20288 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
20290 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
20291 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
20293 (unroll_loop_constant_iterations): Likewise.
20294 (unroll_loop_runtime_iterations): Likewise.
20295 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
20296 * lto-streamer-out.c (output_cfg): Likewise.
20297 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
20299 (canonicalize_loop_induction_variables): Dump likely upper bounds.
20300 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
20301 (likely_max_loop_iterations): New.
20302 (likely_max_loop_iterations_int): New.
20303 (likely_max_stmt_executions): New.
20304 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
20305 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
20306 likely_max_stmt_executions): Declare.
20308 2016-05-27 Marek Polacek <polacek@redhat.com>
20310 PR middle-end/71308
20311 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
20313 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20315 * config/s390/s390.md (2x risbg splitters): Use
20316 reg_overlap_mentioned_p instead of rtx_equal_p.
20318 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
20320 * combine.c (make_compound_operation): Take known zero bits into
20321 account when checking for possible zero_extend.
20323 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20325 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
20326 Use const_int_operand for operand 2 predicate. Simplify expand code
20329 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
20331 PR middle-end/71279
20332 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
20335 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20337 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
20338 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
20339 that returns CC_SESWPmode and CC_ZESWPmode.
20340 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
20342 (aarch64_rtx_costs): Likewise.
20344 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
20346 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
20347 for ISA 3.0 min/max support.
20348 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
20349 conditional move support.
20350 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
20351 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
20353 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
20354 conditional moves where the comparison type is different from move
20356 (fp_minmax): New code iterator for smin/smax.
20357 (minmax): New code attributes for min/max.
20358 (SMINMAX): Likewise.
20359 (smax<mode>3): Combine min, max insns into one insn using the
20360 fp_minmax code iterator. Add support for ISA 3.0 min/max
20361 instructions that don't need -ffast-math.
20362 (s<minmax><mode>3): Likewise.
20363 (smax<mode>3_vsx): Likewise.
20364 (smin<mode>3): Likewise.
20365 (s<minmax><mode>3_vsx): Likewise.
20366 (smin<mode>3_vsx): Likewise.
20367 (pre-VSX min/max splitters): Likewise.
20368 (s<minmax><mode>3_fpr): Likewise.
20369 (movsfcc): Rewrite floating point conditional moves to combine
20370 SFmode/DFmode into a single insn.
20371 (mov<mode>cc): Likewise.
20372 (movdfcc): Likewise.
20373 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
20374 SFDF2 iterators to handle all combinations.
20375 (fseldfsf4): Likewise.
20376 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
20377 (fseldfdf4): Likewise.
20378 (fselsfdf4): Likewise.
20379 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
20380 comparison instructions that set a 0/-1 mask, and use it for
20381 floating point conditional move via XXSEL.
20382 (fpmask<mode>): Likewise.
20383 (xxsel<mode>): Likewise.
20384 * config/rs6000/predicates.md (min_max_operator): Delete, no
20386 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
20387 instructions that generate a 0/-1 mask for use with XXSEL.
20388 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
20389 say whether floating point min/max is available, either through
20390 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
20391 (TARGET_MINMAX_DF): Likewise.
20393 2016-05-27 Alan Modra <amodra@gmail.com>
20395 PR rtl-optimization/71275
20396 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
20397 for update_equiv_regs and combine_and_move_insns.
20399 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
20401 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
20402 if_then_else or cond RTXes to calculate attribute value.
20403 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
20404 <attr "length_immediate>: Ditto.
20405 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
20406 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
20407 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
20408 <attr "type">: Ditto.
20409 <attr "prefix_data16">: Ditto.
20410 <attr "prefix_extra">: Ditto.
20411 <attr "length_immediate">: Ditto.
20412 <attr "prefix">: Ditto.
20413 (vec_set<mode>_0) <attr "isa">: Ditto.
20414 <attr "prefix_extra">: Ditto.
20415 <attr "length_immediate">: Ditto.
20416 <attr "prefix">: Ditto.
20417 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
20418 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
20419 (sse2_storelpd) <attr "prefix_data16">: Ditto.
20420 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
20421 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
20422 <attr "length_immediate">: Ditto.
20423 <attr "prefix">: Ditto.
20424 (sse2_movsd) <attr "length_immediate">: Ditto.
20425 <attr "prefix">: Ditto.
20426 (vec_concatv2df) <attr "isa">: Ditto.
20427 <attr "prefix">: Ditto.
20428 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
20429 (*vec_extractv2di_1) <attr "isa">: Ditto.
20430 <attr "type">: Ditto.
20431 <attr "length_immediate">: Ditto.
20432 <attr "prefix_rex">: Ditto.
20433 <attr "prefix_extra">: Ditto.
20434 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
20435 <attr "prefix_extra">: Ditto.
20436 <attr "length_immediate">: Ditto.
20437 (vec_concatv2di) <attr "isa">: Ditto.
20438 <attr "prefix_extra">: Ditto.
20439 <attr "length_immediate">: Ditto.
20440 <attr "prefix">: Ditto.
20442 2016-05-26 Martin Liska <mliska@suse.cz>
20444 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
20446 (operator+): Likewise.
20447 (operator-): Likewise.
20448 (comp_cost::operator+=): Likewise.
20449 (comp_cost::operator-=): Likewise.
20450 (comp_cost::operator/=): Likewise.
20451 (comp_cost::operator*=): Likewise.
20452 (operator<): Likewise.
20453 (operator==): Likewise.
20454 (operator<=): Likewise.
20455 (new_cost): Remove.
20456 (infinite_cost_p): Likewise.
20457 (add_costs): Likewise.
20458 (sub_costs): Likewise.
20459 (compare_costs): Likewise.
20460 (set_group_iv_cost): Use the newly introduced functions.
20461 (get_address_cost): Likewise.
20462 (get_shiftadd_cost): Likewise.
20463 (force_expr_to_var_cost): Likewise.
20464 (split_address_cost): Likewise.
20465 (ptr_difference_cost): Likewise.
20466 (difference_cost): Likewise.
20467 (get_computation_cost_at): Likewise.
20468 (determine_group_iv_cost_generic): Likewise.
20469 (determine_group_iv_cost_address): Likewise.
20470 (determine_group_iv_cost_cond): Likewise.
20471 (autoinc_possible_for_pair): Likewise.
20472 (determine_group_iv_costs): Likewise.
20473 (cheaper_cost_pair): Likewise.
20474 (iv_ca_recount_cost): Likewise.
20475 (iv_ca_set_no_cp): Likewise.
20476 (iv_ca_set_cp): Likewise.
20477 (iv_ca_cost): Likewise.
20478 (iv_ca_new): Likewise.
20479 (iv_ca_dump): Likewise.
20480 (iv_ca_narrow): Likewise.
20481 (iv_ca_prune): Likewise.
20482 (iv_ca_replace): Likewise.
20483 (try_add_cand_for): Likewise.
20484 (try_improve_iv_set): Likewise.
20485 (find_optimal_iv_set): Likewise.
20487 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
20489 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
20490 that internal functions will clobber all caller-saved registers.
20492 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
20494 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
20495 Return a better case_values_threshold when optimizing.
20497 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
20499 * config/aarch64/aarch64-simd.md (aarch64_combinez):
20500 Add ? to integer variant.
20501 (aarch64_combinez_be): Likewise.
20503 2016-05-26 Jakub Jelinek <jakub@redhat.com>
20505 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
20506 instead of x constraint.
20507 (vcvtps2ph256<mask_name>): Likewise.
20509 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
20510 alternative. Formatting fix.
20512 * config/i386/sse.md
20513 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
20515 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
20516 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
20517 maybe_evex prefix instead of vex.
20518 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
20519 EXT_REX_SSE_REG_P (op0) case in the splitter.
20521 2016-05-25 Jeff Law <law@redhat.com>
20523 PR tree-optimization/71272
20524 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
20525 Update comments. Add test for empty path.
20527 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
20529 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
20530 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
20531 special case builtin.
20532 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
20533 code for ALTIVEC_BUILTIN_VEC_CMPNE.
20534 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
20535 for __builtin_vec_cmpne.
20537 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
20539 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
20540 redundant test and bail out if the type of the new operand is not
20541 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
20543 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
20545 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
20546 (x_ix86_target_flags_explicit): Remove.
20547 * config/i386/i386.c (ix86_function_specific_save): Do not copy
20548 x_ix86_target_flags_explicit.
20549 (ix86_function_specific_restore): Ditto.
20551 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
20552 H.J. Lu <hongjiu.lu@intel.com>
20555 * common/config/i386/i386-common.c
20556 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
20557 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
20558 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
20559 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
20560 (-mgeneral-regs-only): Add new option.
20561 * config/i386/i386.c (ix86_option_override_internal): Don't enable
20562 x87 instructions if only general registers are allowed.
20563 (ix86_target_string): Add ix86_flags argument. Handle additional
20564 flags options through ix86_flags argument. Update all callers.
20565 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
20567 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20569 PR rtl-optimization/66940
20570 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
20571 decrementing desired_val will not overflow before performing these
20574 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
20576 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
20577 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
20578 * config/i386/i386.c (enum ix86_builtins): Add
20579 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
20580 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
20581 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
20582 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
20583 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
20584 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
20585 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
20586 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
20587 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
20588 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
20589 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
20590 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
20591 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
20592 __builtin_ia32_cvtps2dq512_mask.
20593 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
20594 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
20595 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
20596 * config/i386/sse.md
20597 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
20599 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
20600 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
20602 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
20603 (avx512f_vec_pack_sfix_v8df): New define_expand.
20604 (avx512f_roundpd512): Rename to ...
20605 (avx512f_round<castmode>512): ... this. Change iterator.
20606 (avx512f_roundps512_sfix): New define_expand.
20607 (round<mode>2_sfix): Change iterator.
20609 2016-05-25 Nick Clifton <nickc@redhat.com>
20611 * config/msp430/msp430.c (msp430_attr): Produce an error if a
20612 static interrupt handler is detected.
20613 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
20614 default linker script.
20615 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
20616 the low part of a symbolic pointer.
20618 2016-05-25 Richard Biener <rguenther@suse.de>
20620 PR tree-optimization/71261
20621 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
20622 interesting stmt instead of immediate uses when looking
20623 for the use operand to replace.
20625 2016-05-25 Martin Liska <mliska@suse.cz>
20627 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
20629 2016-05-25 Richard Biener <rguenther@suse.de>
20631 PR tree-optimization/71264
20632 * tree-vect-stmts.c (vect_init_vector): Properly deal with
20635 2016-05-25 Martin Liska <mliska@suse.cz>
20637 PR tree-optimization/71239
20638 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
20639 if DECL_SIZE is NULL.
20641 2016-05-25 Richard Biener <rguenther@suse.de>
20643 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
20644 * tree-if-conv.c (pass_data_if_conversion): Use it.
20646 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
20648 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
20649 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
20650 * varpool.c (varpool_node::get_availability): Likewise.
20652 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
20654 * config/rs6000/altivec.md (VNEG iterator): New iterator for
20655 VNEGW/VNEGD instructions.
20656 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
20657 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
20658 support for ISA 3.0 VNEGW/VNEGD instructions.
20660 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
20662 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
20663 pointers inside OACC_DATA regions.
20664 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
20665 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
20666 (gimplify_adjust_omp_clauses): Fix typo in comment.
20668 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
20670 * config/rs6000/altivec.md (VParity): New mode iterator for vector
20671 parity built-in functions.
20672 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
20674 (p9v_parity<mode>2): Likewise.
20675 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
20677 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
20678 (parity<mode>2): ISA 3.0 expander for vector parity.
20679 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
20681 (BU_P9_64BIT_MISC_0): Likewise.
20682 (BU_P9_MISC_0): Likewise.
20683 (BU_P9V_AV_1): Likewise.
20684 (BU_P9V_AV_2): Likewise.
20685 (BU_P9V_AV_3): Likewise.
20686 (BU_P9V_AV_P): Likewise.
20687 (BU_P9V_VSX_1): Likewise.
20688 (BU_P9V_OVERLOAD_1): Likewise.
20689 (BU_P9V_OVERLOAD_2): Likewise.
20690 (BU_P9V_OVERLOAD_3): Likewise.
20691 (VCTZB): Add vector count trailing zeros support.
20695 (VPRTYBD): Add vector parity support.
20696 (VPRTYBQ): Likewise.
20697 (VPRTYBW): Likewise.
20698 (VCTZ): Add overloaded vector count trailing zeros support.
20699 (VPRTYB): Add overloaded vector parity support.
20700 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
20701 overloaded vector count trailing zeros and parity instructions.
20702 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
20703 vector parity support.
20704 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
20705 trailing zeros support.
20706 (vec_cntlz): Likewise.
20707 (vec_vctzb): Likewise.
20708 (vec_vctzd): Likewise.
20709 (vec_vctzh): Likewise.
20710 (vec_vctzw): Likewise.
20711 (vec_vprtyb): Add ISA 3.0 vector parity support.
20712 (vec_vprtybd): Likewise.
20713 (vec_vprtybw): Likewise.
20714 (vec_vprtybq): Likewise.
20715 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
20716 the ISA 3.0 vector count trailing zeros and vector parity built-in
20719 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
20721 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
20722 when there is stmt_to_insert.
20724 2016-05-24 Martin Sebor <msebor@redhat.com>
20727 * tree.h (complete_or_array_type_p): New inline function.
20729 2016-05-24 Jakub Jelinek <jakub@redhat.com>
20731 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
20732 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
20733 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
20735 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
20736 Limit 1st alternative to noavx isa, split 2nd alternative into one
20737 noavx and one avx alternative, use *x and Bm in the former and
20738 x and m in the latter.
20740 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
20741 of sse4 for the first alternative, drop %v from the template
20742 and d operand modifier. Split second alternative into one sse4_noavx
20743 and one avx alternative, use *x instead of *v in the former and v
20744 instead of *v in the latter.
20745 (*sse4_1_extractps): Use noavx isa instead of * for the first
20746 alternative, drop %v from the template. Split second alternative into
20747 one noavx and one avx alternative, use *x instead of *v in the
20748 former and v instead of *v in the latter.
20749 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
20750 with noavx and the last one with avx.
20751 (sse4_1_phminposuw): Guard first alternative with noavx isa,
20752 split the second one into one noavx and one avx alternative,
20753 use *x and Bm in the former and x and m in the latter one.
20754 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
20757 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
20758 first two alternatives to noavx, use *x instead of *v in the second
20759 one, add avx alternative without *.
20760 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
20761 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
20762 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
20764 2016-05-24 Jeff Law <law@redhat.com>
20766 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
20767 New function, extracted from...
20768 (fsm_find_control_statement_thread_paths): Here. Use the new function.
20769 Allow simple copies and constant initializations in the SSA chain.
20771 2016-05-24 Marek Polacek <polacek@redhat.com>
20774 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
20777 2016-05-24 Jakub Jelinek <jakub@redhat.com>
20780 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
20781 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
20782 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
20783 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
20784 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
20786 2016-05-24 Richard Biener <rguenther@suse.de>
20788 PR tree-optimization/71240
20789 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
20792 2016-05-24 Richard Biener <rguenther@suse.de>
20794 PR tree-optimization/71230
20795 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
20797 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
20799 * tree-vectorizer.h (vectorizable_comparison): Delete.
20800 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
20801 PURE_SLP_STMT check.
20802 * tree-vect-stmts.c (vectorizable_call): Likewise.
20803 (vectorizable_simd_clone_call): Likewise.
20804 (vectorizable_conversion): Likewise.
20805 (vectorizable_assignment): Likewise.
20806 (vectorizable_shift): Likewise.
20807 (vectorizable_operation): Likewise.
20808 (vectorizable_load): Likewise.
20809 (vectorizable_condition): Likewise.
20810 (vectorizable_store): Likewise. Assert that we don't have
20812 (vectorizable_comparison): Make static. Remove redundant
20813 PURE_SLP_STMT check.
20814 (vect_transform_stmt): Assert that we always have an slp_node
20817 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20819 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
20820 operands[2] against 1 with comparison against CONST1_RTX.
20821 (<shift>di3_neon): Likewise.
20822 * config/arm/predicates.md (const0_operand): Replace with comparison
20823 against CONST0_RTX.
20825 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20827 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
20828 operands[2] against 1 with comparison against CONST1_RTX.
20829 (ashrdi3): Likewise.
20830 (lshrdi3): Likewise.
20831 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
20833 (ashrsi3): Likewise.
20834 (lshrsi3): Likewise.
20835 (rotrsi3): Likewise.
20836 (define_split above *compareqi_eq0): Likewise.
20837 (define_split above "prologue"): Likewise.
20838 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
20839 * config/arm/predicates.md (shift_operator): Likewise.
20840 (shift_nomul_operator): Likewise.
20841 (sat_shift_operator): Likewise.
20842 (thumb1_cmp_operand): Likewise.
20843 (const_neon_scalar_shift_amount_operand): Replace manual range
20844 check with IN_RANGE.
20845 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
20846 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
20848 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20850 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
20851 with HOST_WIDE_INT_1.
20853 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
20854 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
20855 (arm_canonicalize_comparison): Likewise.
20856 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
20858 (thumb1_size_rtx_costs): Likewise.
20859 (vfp_const_double_index): Replace cast of 1 to unsigned
20860 HOST_WIDE_INT with HOST_WIDE_INT_1U.
20861 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
20863 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
20864 HOST_WIDE_INT with HOST_WIDE_INT_1U.
20865 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
20866 HOST_WIDE_INT with HOST_WIDE_INT_1.
20868 2016-05-24 Marek Polacek <polacek@redhat.com>
20870 * tree-cfg.h (should_remove_lhs_p): New predicate.
20871 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
20872 * gimplify.c (gimplify_modify_expr): Likewise.
20873 * tree-cfg.c (verify_gimple_call): Likewise.
20874 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
20875 * gimple-fold.c: Include "tree-cfg.h".
20876 (gimple_fold_call): Use should_remove_lhs_p.
20878 2016-05-24 Richard Biener <rguenther@suse.de>
20880 PR tree-optimization/71253
20881 * cfganal.h (control_dependences): Make robust against edge
20883 (control_dependences::control_dependences): Remove edge_list argument.
20884 (control_dependences::get_edge): Remove.
20885 (control_dependences::get_edge_src): Add.
20886 (control_dependences::get_edge_dest): Likewise.
20887 (control_dependences::m_el): Make a vector of edge src/dest index.
20888 * cfganal.c (control_dependences::find_control_dependence): Adjust.
20889 (control_dependences::control_dependences): Likewise.
20890 (control_dependences::~control_dependence): Likewise.
20891 (control_dependences::get_edge): Remove.
20892 (control_dependences::get_edge_src): Add.
20893 (control_dependences::get_edge_dest): Likewise.
20894 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
20896 (perform_tree_ssa_dce): Adjust.
20897 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
20899 (pass_loop_distribution::execute): Adjust. Do loop destroying
20900 conditional on changed.
20902 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20905 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
20906 return. Reindent transformation comment and mention the ARM state
20909 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
20911 PR middle-end/71252
20912 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
20913 after build_and_add_sum creates new use stmt.
20915 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
20917 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
20918 load_lanes/grouped_load classification comes first. Don't check
20919 whether the vectorization factor is a multiple of the group size
20922 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
20924 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
20925 GROUP_GAP for single-element interleaving.
20926 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
20929 2016-05-24 Richard Biener <rguenther@suse.de>
20931 PR middle-end/70434
20933 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
20934 bases which are accessed with non-invariant indices.
20935 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
20936 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
20938 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
20940 PR middle-end/71170
20941 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
20942 (add_to_ops_vec): Add stmt_to_insert.
20943 (add_repeat_to_ops_vec): Init stmt_to_insert.
20944 (insert_stmt_before_use): New.
20945 (transform_add_to_multiply): Remove mult_stmt insertion and add it
20947 (get_ops): Init stmt_to_insert.
20948 (maybe_optimize_range_tests): Likewise.
20949 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
20950 (rewrite_expr_tree_parallel): Likewise.
20951 (reassociate_bb): Likewise.
20953 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
20956 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
20957 ISA 3.0 xxperm fusion alternative.
20958 (altivec_vperm_v8hiv16qi): Likewise.
20959 (altivec_vperm_<mode>_uns_internal): Likewise.
20960 (vperm_v8hiv4si): Likewise.
20961 (vperm_v16qiv8hi): Likewise.
20963 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
20964 Kelvin Nilsen <kelvin@gcc.gnu.org>
20966 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
20967 vpermr/xxpermr on ISA 3.0.
20968 (altivec_expand_vec_perm_le): Likewise.
20969 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
20970 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
20973 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
20975 * config/i386/i386.h (IS_STACK_MODE): Enable for
20976 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
20977 SSE_FLOAT_MODE_P macros.
20978 * config/i386/i386.c (ix86_preferred_reload_class): Use
20979 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
20980 Cleanup regclass processing for CONST_DOUBLE_P.
20981 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
20982 (ix86_rtx_costs): Remove redundant TARGET_80387 check
20983 with IS_STACK_MODE macro.
20984 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
20986 (*movdf_internal): Use IS_STACK_MODE macro.
20987 (*movsf_internal): Ditto.
20989 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
20991 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
20992 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
20994 2016-05-23 Jeff Law <law@redhat.com>
20996 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
20998 (fsm_find_control_statement_thread_paths): Call it.
21000 2016-05-23 Martin Jambor <mjambor@suse.cz>
21003 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
21004 from_global_constant if t is not NULL.
21006 2016-05-23 Marek Polacek <polacek@redhat.com>
21009 * common.opt (Wswitch-unreachable): New option.
21010 * doc/invoke.texi: Document -Wswitch-unreachable.
21011 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
21014 2016-05-23 Bin Cheng <bin.cheng@arm.com>
21016 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
21017 TMR_INDEX is non-NULL.
21019 2016-05-23 Richard Biener <rguenther@suse.de>
21021 PR tree-optimization/71230
21022 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
21023 (try_special_add_to_ops): ... here. Always test for single-use.
21025 2016-05-23 Martin Jambor <mjambor@suse.cz>
21027 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
21028 default block if a PHI node in the original one would be resized.
21030 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
21032 PR tree-optimization/58135
21033 * tree-vect-slp.c: When group size is not multiple
21034 of vector size, allow splitting of store group at
21037 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
21039 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
21041 2016-05-22 Jakub Jelinek <jakub@redhat.com>
21043 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
21044 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
21045 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
21048 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
21049 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
21050 v constraint instead of x and vinserti32x4 insn.
21052 * config/i386/sse.md (i128vldq): New mode iterator.
21053 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
21054 avx512dq and avx512vl alternatives.
21056 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
21057 constraint, use maybe_evex prefix instead of vex.
21058 (vec_dupv4sf): Use v constraint instead of x for output
21059 operand except for noavx alternative, use Yv constraint
21060 instead of x for input. Use maybe_evex prefix instead of vex.
21061 (*vec_dupv4si): Likewise.
21062 (*vec_dupv2di): Likewise.
21064 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
21066 PR middle-end/40921
21067 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
21068 (linearize_expr_tree): Call try_special_add_to_ops.
21069 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
21071 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
21073 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
21074 to computed stack_usage.
21076 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
21079 * config/avr/avr.md (define_expand "mov<mode>"): If the source
21080 operand is subreg (symbol_ref) then move the symbol ref to register.
21082 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
21084 * tree.c (array_at_struct_end_p): Look through MEM_REF.
21086 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
21088 PR middle-end/71179
21089 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
21092 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
21094 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
21095 ranges by calling get_single_symbol and tidy up. Look more closely
21096 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
21098 2016-05-20 Jeff Law <law@redhat.com>
21100 * bitmap.c (bitmap_find_bit): Remove useless test.
21102 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
21104 * function.c (thread_prologue_and_epilogue_insns): Commit the
21105 insertion of the epilogue.
21107 2016-05-20 Martin Jambor <mjambor@suse.cz>
21109 PR tree-optimization/70884
21110 * tree-sra.c (initialize_constant_pool_replacements): Do not check
21111 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
21112 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
21113 of constant pool data as a reason for scalarization.
21115 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
21117 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
21118 for naked functions.
21119 (thumb1_expand_prologue): Likewise.
21121 2016-05-20 Nathan Sidwell <nathan@acm.org>
21123 * config/nvptx/nptx.c (nvptx_option_override): Only set
21124 flag_toplevel_reorder, if not explicitly specified. Set
21125 flag_no_common, unless explicitly specified.
21127 2016-05-20 David Malcolm <dmalcolm@redhat.com>
21129 * calls.c (can_implement_as_sibling_call_p): Mark param
21130 reg_parm_stack_space with ATTRIBUTE_UNUSED.
21132 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
21134 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
21135 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
21136 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
21138 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
21139 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
21140 and CASE_CONST_ANY.
21142 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
21144 * config/nvptx/nvptx.md (sincossf3): New pattern.
21146 2016-05-20 David Malcolm <dmalcolm@redhat.com>
21148 * calls.c (maybe_complain_about_tail_call): New function.
21149 (initialize_argument_information): Call
21150 maybe_complain_about_tail_call when clearing *may_tailcall.
21151 (can_implement_as_sibling_call_p): Call
21152 maybe_complain_about_tail_call when returning false.
21153 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
21154 ensure try_tail_call is set. Call maybe_complain_about_tail_call
21155 if tail-call optimization fails.
21156 * cfgexpand.c (expand_call_stmt): Initialize
21157 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
21158 * gimple-pretty-print.c (dump_gimple_call): Dump
21159 gimple_call_must_tail_p.
21160 * gimple.c (gimple_build_call_from_tree): Call
21161 gimple_call_set_must_tail with the value of
21162 CALL_EXPR_MUST_TAIL_CALL.
21163 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
21164 (gimple_call_set_must_tail): New function.
21165 (gimple_call_must_tail_p): New function.
21166 * print-tree.c (print_node): Update printing of TREE_STATIC
21167 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
21168 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
21169 trailing comment listing applicable flags.
21170 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
21172 2016-05-20 David Malcolm <dmalcolm@redhat.com>
21174 * calls.c (expand_call): Move "Rest of purposes for tail call
21175 optimizations to fail" to...
21176 (can_implement_as_sibling_call_p): ...this new function, and
21177 split into multiple "if" statements.
21179 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
21181 * cfgloop.h (expected_loop_iterations_unbounded,
21182 expected_loop_iterations): Unconstify.
21183 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
21184 profile with known upper bound; return 3 when profile is absent.
21185 (expected_loop_iterations): Update.
21187 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
21189 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
21190 and get_max_loop_iterations_int.
21192 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
21194 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
21195 realistic upper bounds here.
21197 2016-05-20 Jakub Jelinek <jakub@redhat.com>
21200 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
21201 calls if the LHS is variable length or has addressable type.
21202 If targets[0]->decl is a noreturn call with void return type and
21203 zero arguments, adjust fntype and remove lhs in that case.
21205 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
21207 PR tree-optimization/71079
21208 PR tree-optimization/71206
21209 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
21211 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
21213 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
21214 (get_vec_alignment_for_array_decl): Likewise.
21215 (get_vec_alignment_for_record_decl): Likewise.
21216 (increase_alignment::execute): Move code to find alignment to
21217 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
21218 (type_align_map): New hash_map.
21220 2016-05-20 Richard Guenther <rguenther@suse.de>
21222 PR tree-optimization/29756
21223 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
21224 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
21225 * fold-const.c (operand_equal_p): Likewise.
21226 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
21227 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
21228 * tree-inline.c (estimate_operator_cost): Likewise.
21229 * tree-pretty-print.c (dump_generic_node): Likewise.
21230 * tree-ssa-operands.c (get_expr_operands): Likewise.
21231 * cfgexpand.c (expand_debug_expr): Likewise.
21232 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
21233 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
21234 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
21235 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
21236 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
21237 (execute_update_addresses_taken): Do it.
21239 2016-05-20 Richard Biener <rguenther@suse.de>
21241 PR tree-optimization/71185
21242 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
21243 register operations.
21245 2016-05-20 Richard Biener <rguenther@suse.de>
21247 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
21248 gimple_seq_add_seq_without_update.
21249 (release_bb_predicate): Assert we have no operands to free.
21250 (if_convertible_loop_p_1): Calculate post dominators later.
21251 Do not free BB predicates here.
21252 (combine_blocks): Do not recompute BB predicates.
21253 (version_loop_for_if_conversion): Save BB predicates around
21256 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
21258 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
21259 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
21260 code. Ignore sibcalls on EDGE_IGNORE edges.
21261 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
21262 on edges for sibcalls that run without prologue. The rest of the
21263 function is combined from...
21264 (fix_fake_fallthrough_edge): ... this, and ...
21265 (try_shrink_wrapping): ... a part of this. Remove the bb_with
21266 function argument, make it a local variable.
21268 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
21270 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
21271 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
21272 for 32-bit mode and SEH for 64-bit.
21273 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
21274 TARGET_64BIT_DEFAULT.
21276 2016-05-19 Ryan Burn <contact@rnburn.com>
21278 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
21279 * gengtype.c (open_base_files): Add cilk.h to ifiles.
21281 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
21283 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
21284 force pending loads from memory.
21286 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
21288 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
21289 (UNSPEC_DARN_32): New unspec constant.
21290 (UNSPEC_DARN_RAW): New unspec constant.
21291 (darn_32): New instruction.
21292 (darn_raw): New instruction.
21293 (darn): New instruction.
21294 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
21295 support and documentation for this macro.
21296 (BU_P9_MISC_1): New macro definition.
21297 (BU_P9_64BIT_MISC_0): New macro definition.
21298 (BU_P9_MISC_0): New macro definition.
21299 (darn_32): New builtin definition.
21300 (darn_raw): New builtin definition.
21301 (darn): New builtin definition.
21302 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
21303 RS6000_BUILTIN_0 directives to surround each occurrence of
21304 #include "rs6000-builtin.def".
21305 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
21306 RS6000_BTM_64BIT flags to the returned mask, depending on
21308 (def_builtin): Correct an error in the assignments made to the
21309 debugging variable attr_string.
21310 (rs6000_expand_builtin): Add support for no-operand built-in
21312 (builtin_function_type): Remove fatal_error assertion that is no
21314 (rs6000_common_init_builtins): Add support for no-operand built-in
21316 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
21318 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
21320 (RS6000_BTM_64BIT): New macro definition.
21321 * doc/extend.texi: Document __builtin_darn (void),
21322 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
21325 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
21327 * tree-vect-loop.c (vect_analyze_loop_2): Use also
21328 max_loop_iterations_int.
21330 2016-05-19 Marek Polacek <polacek@redhat.com>
21332 PR tree-optimization/71031
21333 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
21334 condition and adjust the code a bit.
21336 2016-05-19 Martin Liska <mliska@suse.cz>
21338 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
21339 auto_vec instead of vec.
21341 2016-05-19 Martin Liska <mliska@suse.cz>
21343 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
21345 2016-05-19 Martin Liska <mliska@suse.cz>
21347 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
21349 2016-05-19 Martin Liska <mliska@suse.cz>
21351 * ipa-pure-const.c (set_function_state): Remove an existing
21353 (remove_node_data): Do not free it as it's released
21354 in set_function_state.
21356 2016-05-19 Martin Liska <mliska@suse.cz>
21358 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
21361 2016-05-19 Martin Liska <mliska@suse.cz>
21363 * omp-simd-clone.c (simd_clone_adjust): Release vector.
21365 2016-05-19 Martin Liska <mliska@suse.cz>
21367 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
21368 an auto_vec instead of re-creating it.
21370 2016-05-19 Martin Liska <mliska@suse.cz>
21372 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
21373 auto_vec instead of vec.
21375 2016-05-19 Martin Liska <mliska@suse.cz>
21377 * lto-section-in.c (lto_get_section_data): Call
21378 lto_check_version with additional argument.
21379 * lto-streamer.c (lto_check_version): Add new argument.
21380 * lto-streamer.h (lto_check_version): Likewise.
21382 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21384 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
21385 Don't add cost of inner memory when handling sign-extended loads.
21387 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
21389 PR rtl-optimization/71148
21390 * cse.c (cse_main): Free dominance info.
21391 (rest_of_handle_cse): Don't free dominance info.
21392 (rest_of_handle_cse2): Likewise.
21393 (rest_of_handle_cse_after_global_opts): Likewise.
21395 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21398 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
21399 NULL_TREE early if NEON is not available. Remove now redundant check
21400 in ARM_CHECK_BUILTIN_MODE.
21402 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
21405 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
21406 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
21407 * doc/cpp.texi: Document new macros.
21409 2016-05-19 Bin Cheng <bin.cheng@arm.com>
21411 PR tree-optimization/69848
21412 * tree-vect-loop.c (vectorizable_reduction): Don't factor
21413 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
21415 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
21417 * function.c (thread_prologue_and_epilogue_insn): Move the
21418 "goto epilogue_done" one block later.
21420 2016-05-19 Richard Biener <rguenther@suse.de>
21422 PR tree-optimization/70729
21423 * passes.def: Move LIM pass before PRE. Remove no longer
21424 required copyprop and move first DCE out of the loop pipeline.
21426 2016-05-18 David Malcolm <dmalcolm@redhat.com>
21429 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
21430 (OBJS-libcommon-target): ...here.
21431 * opts-common.c: Include spellcheck.h.
21432 (cmdline_handle_error): Build a vec of valid options and use it
21433 to suggest provide hints for misspelled arguments.
21435 2016-05-18 Jakub Jelinek <jakub@redhat.com>
21438 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
21439 lhs if it has TREE_ADDRESSABLE type.
21441 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
21444 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
21445 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
21447 2016-05-18 Martin Jambor <mjambor@suse.cz>
21450 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
21451 input for NOP_EXPR pass-through functions.
21452 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
21453 aggregate global constant VAR_DECLs in constant jump functions.
21455 2016-05-18 Martin Jambor <mjambor@suse.cz>
21458 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
21459 from TREE_READONLY parameters.
21461 2016-05-18 Martin Jambor <mjambor@suse.cz>
21464 * cgraph.h (cgraph_indirect_call_info): New field
21465 guaranteed_unmodified.
21466 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
21467 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
21469 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
21470 pass the parameter value to ipa_find_agg_cst_for_param.
21471 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
21472 guaranteed_unmodified, store AA results there instead of bailing out
21474 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
21475 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
21476 (find_constructor_constant_at_offset): New function.
21477 (ipa_find_agg_cst_from_init): Likewise.
21478 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
21479 static initializers of contants, report back through a new paameter
21480 from_global_constant if that was the case.
21481 (try_make_edge_direct_simple_call): Also pass parameter value to
21482 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
21484 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
21485 (ipa_read_indirect_edge_info): Likewise.
21486 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
21487 (ipa_load_from_parm_agg): Likewise.
21489 2016-05-18 Jiong Wang <jiong.wang@arm.com>
21491 PR rtl-optimization/71150
21492 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
21495 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
21498 * config/rs6000/constraints.md (wE constraint): New constraint
21499 for a vector constant that can be loaded with XXSPLTIB.
21500 (wM constraint): New constraint for a vector constant of a 1's.
21501 (wS constraint): New constraint for a vector constant that can be
21502 loaded with XXSPLTIB and a vector sign extend instruction.
21503 * config/rs6000/predicates.md (xxspltib_constant_split): New
21504 predicates for wE/wS constraints.
21505 (xxspltib_constant_nosplit): Likewise.
21506 (easy_vector_constant): Add support for constants that can be
21507 loaded via XXSPLTIB.
21508 (all_ones_constant): New predicate for vector constant with all
21510 (splat_input_operand): Add support for ISA 3.0 word splat operations.
21511 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
21512 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
21513 instruction and possibly with a sign extension.
21514 (output_vec_const_move): Add support for XXSPLTIB. If we are
21515 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
21516 instead of XXLXOR/XXLORC.
21517 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
21519 (rs6000_legitimize_reload_address): Likewise.
21520 (rs6000_output_move_128bit): Use output_vec_const_move to emit
21522 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
21523 combine VSX_M and VSX_M2 into one iterator.
21524 (VSX_M2): Likewise.
21525 (VSINT_84): New iterators for loading constants with XXSPLTIB.
21526 (VSINT_842): Likewise.
21527 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
21528 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
21529 XXSPLTIB instruction.
21530 (xxspltib_<mode>_nosplit): Likewise.
21531 (xxspltib_<mode>_split): New insn to load up constants with
21532 XXSPLTIB and a sign extend instruction.
21533 (vsx_mov<mode>): Replace single move that handled all vector types
21534 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
21535 moves (when -mvsx-timode is in effect) into the main vector
21536 moves. Eliminate separate moves for <VSr> <VSa>, where the
21537 preferred register class (<VSr>) is listed first, and the
21538 secondary register class (<VSa>) is listed second with a '?' to
21539 discourage use. Prefer loading 0/-1 in any VSX register for ISA
21540 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
21541 that if the register was involved in a slow operation, the
21542 clear/set operation does not wait for the slow operation to
21543 finish. Adjust the length attributes for 32-bit mode. Use
21544 rs6000_output_move_128bit and drop the use of the string
21545 instructions for 32-bit movti when -mvsx-timode is in effect. Use
21546 spacing so that the alternatives and attributes don't generate
21547 long lines, and put things in columns, so that it is easier to
21548 match up the operands and attributes with the insn alternatives.
21549 (vsx_mov<mode>_64bit): Likewise.
21550 (vsx_mov<mode>_32bit): Likewise.
21551 (vsx_movti_64bit): Fold movti into normal vector moves.
21552 (vsx_movti_32bit): Likewise.
21553 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
21554 splat instructions.
21555 (vsx_splat_v4si_internal): Likewise.
21556 (vsx_splat_v4sf_internal): Likewise.
21557 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
21558 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
21559 extend vector elements.
21560 (vsx_sign_extend_hi_<mode>): Likewise.
21561 (vsx_sign_extend_si_v2di): Likewise.
21562 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
21564 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
21565 constraints. Add trailing period to wL documentation.
21567 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
21569 PR middle-end/71020
21570 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
21571 * tree-dfa.c (replace_abnormal_ssa_names): New function.
21572 * tree-call-cdce.c: Include tree-dfa.h.
21573 (can_guard_call_p): New function, extracted from...
21574 (can_use_internal_fn): ...here.
21575 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
21577 (shrink_wrap_one_built_in_call): Likewise.
21578 (use_internal_fn): Likewise.
21579 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
21580 and return void. Call replace_abnormal_ssa_names.
21581 (pass_call_cdce::execute): Check can_guard_call_p during the
21582 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
21583 will always change something.
21585 2016-05-18 Martin Jambor <mjambor@suse.cz>
21588 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
21589 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
21591 2016-05-18 Martin Jambor <mjambor@suse.cz>
21594 * ipa-inline.h (condition): New field size.
21595 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
21596 for comaprison and store it into the new condition.
21597 (evaluate_conditions_for_known_args): Use condition size to check
21598 access sizes for all but CHANGED conditions.
21599 (unmodified_parm_1): New parameter size_p, store access size into it.
21600 (unmodified_parm): Likewise.
21601 (unmodified_parm_or_parm_agg_item): Likewise.
21602 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
21603 (set_cond_stmt_execution_predicate): Extract access sizes and store
21604 them to conditions.
21605 (set_switch_stmt_execution_predicate): Likewise.
21606 (will_be_nonconstant_expr_predicate): Likewise.
21607 (will_be_nonconstant_predicate): Likewise.
21608 (inline_read_section): Stream condition size.
21609 (inline_write_summary): Likewise.
21611 2016-05-18 Richard Biener <rguenther@suse.de>
21613 * tree-ssa-loop-im.c (determine_max_movement): Properly add
21614 condition cost to PHI cost instead of total_cost.
21616 2016-05-18 Martin Liska <mliska@suse.cz>
21619 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
21622 2016-05-18 Richard Biener <rguenther@suse.de>
21624 * lto-streamer.h (LTO_major_version): Bump to 6.
21626 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
21628 * function.c (make_split_prologue_seq, make_prologue_seq,
21629 make_epilogue_seq): New functions, factored out from...
21630 (thread_prologue_and_epilogue_insns): Here.
21632 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
21634 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
21635 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
21636 of before. Add a comment.
21638 2016-05-18 Bin Cheng <bin.cheng@arm.com>
21640 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
21641 expression pointer, not pointer to the pointer.
21643 2016-05-18 Jakub Jelinek <jakub@redhat.com>
21645 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
21646 (avx2_pbroadcast<mode>): Add another alternative with v instead
21647 of x constraints in it, using <pbroadcast_evex_isa> isa.
21648 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
21650 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
21651 constraint x instead of v in second alternative, add avx512bw
21654 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
21655 constraint x instead of v in second alternative, add avx512bw
21658 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
21659 constraint x instead of v in second alternative, add avx512bw
21662 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
21663 avx512bw alternative.
21665 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
21667 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
21668 array to 128 chars.
21669 (define_insn "*andnottf3"): Ditto.
21670 (define_insn "*<code><mode>3"/any_logic): Ditto.
21671 (define_insn "*<code>tf3"/any_logic): Ditto.
21672 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
21673 operand to block AVX-512VL insn variant emit when it is not enabled.
21675 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
21677 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
21678 constraint fot SF mode.
21680 2016-05-18 Petr Murzin <petr.murzin@intel.com>
21681 Kirill Yukhin <kirill.yukhin@intel.com>
21683 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
21685 (define_insn "rsqrt14<mode>"): Ditto.
21686 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
21687 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
21688 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
21689 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
21690 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
21692 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
21693 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
21694 * config/i386/i386.c (ix86_print_operand): Expand check for size
21695 override codes for Intel syntax.
21697 2016-05-18 Richard Biener <rguenther@suse.de>
21699 PR tree-optimization/71168
21700 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
21701 initialization earlier.
21703 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
21705 * config/aarch64/aarch64-simd.md
21706 (aarch64_reduc_plus_internal<mode>): Rename to...
21707 (reduc_plus_scal): ...This, and remove previous implementation.
21709 2016-05-18 Richard Biener <rguenther@suse.de>
21711 * passes.def: Put late dse and cd_dce in canonical order.
21713 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
21715 * ipa-inline-transform.c (preserve_function_body_p): Look for
21716 first non-thunk clone.
21717 (save_function_body): Save into first non-thunk.
21718 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
21720 (lto_output_node): Inline thunks don't need body in every
21722 * lto-streamer-in.c: Do not fixup thunk clones.
21723 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
21725 * tree-inline.c (copy_bb): Be prepared for target node to be new after
21728 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
21730 PR middle-end/63586
21731 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
21732 (reassociate_bb): Call transform_add_to_multiply.
21734 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
21736 * config/aarch64/aarch64.c (all_extensions): Removed unused
21739 2016-05-17 Nathan Sidwell <nathan@acm.org>
21741 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
21742 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
21744 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
21746 PR tree-optimization/54579
21747 PR middle-end/55299
21748 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
21750 2016-05-17 Marek Polacek <polacek@redhat.com>
21753 * tree-inline.c (expand_call_inline): Call
21754 maybe_remove_unused_call_args.
21756 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
21758 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
21759 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
21760 * doc/md.texi (fmin@var{m}3): Likewise.
21762 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
21764 * match.pd (X & C): New transformation.
21766 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
21768 * match.pd (~X & Y): New transformation.
21770 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
21772 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
21773 information for new SSA_NAME.
21774 (simplify_conversion_using_ranges): Get range through get_range_info
21775 instead of get_value_range.
21777 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21779 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
21780 Remove inline assembly.
21781 (vmvn_s16): Likewise.
21782 (vmvn_s32): Likewise.
21783 (vmvn_u8): Likewise.
21784 (vmvn_u16): Likewise.
21785 (vmvn_u32): Likewise.
21786 (vmvnq_s8): Likewise.
21787 (vmvnq_s16): Likewise.
21788 (vmvnq_s32): Likewise.
21789 (vmvnq_u8): Likewise.
21790 (vmvnq_u16): Likewise.
21791 (vmvnq_u32): Likewise.
21792 (vmvn_p8): Likewise.
21793 (vmvnq_p16): Likewise.
21795 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21797 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
21799 (vmul_n_s16): Likewise.
21800 (vmul_n_s32): Likewise.
21801 (vmul_n_u16): Likewise.
21802 (vmul_n_u32): Likewise.
21803 (vmulq_n_f32): Likewise.
21804 (vmulq_n_f64): Likewise.
21805 (vmulq_n_s16): Likewise.
21806 (vmulq_n_s32): Likewise.
21807 (vmulq_n_u16): Likewise.
21808 (vmulq_n_u32): Likewise.
21810 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21812 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
21813 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
21815 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21817 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
21818 to *aarch64_fma4_elt_from_dup<mode>.
21819 (*aarch64_fnma4_elt_to_128df): Rename to
21820 *aarch64_fnma4_elt_from_dup<mode>.
21821 * config/aarch64/arm_neon.h (vfma_n_f64): New.
21822 (vfms_n_f32): Likewise.
21823 (vfms_n_f64): Likewise.
21824 (vfmsq_n_f32): Likewise.
21825 (vfmsq_n_f64): Likewise.
21827 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
21829 * wide-int.h: Change fixed_wide_int_storage from class to struct.
21831 2016-05-17 Richard Biener <rguenther@suse.de>
21833 PR tree-optimization/71132
21834 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
21835 Only add control dependences for blocks in the loop.
21836 (build_rdg): Adjust.
21837 (generate_code_for_partition): Return whether loop should
21838 be destroyed and delay that.
21839 (distribute_loop): Likewise.
21840 (pass_loop_distribution::execute): Record loops to be destroyed
21841 and perform delayed destroying of loops.
21843 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21846 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
21848 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
21850 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
21852 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
21855 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
21856 insertion point for instructions generated by validize_mem.
21858 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
21860 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
21863 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
21865 * config/aarch64/aarch64.c
21866 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
21867 rather than a macro.
21869 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
21871 * doc/invoke.texi (AArch64 Options): Various updates.
21873 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21875 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
21876 into instrumentation thunks.
21877 * cif-code.def (CIF_CHKP): New.
21879 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
21881 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
21883 2016-05-16 Martin Jambor <mjambor@suse.cz>
21885 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
21886 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
21888 2016-05-16 Marek Polacek <polacek@redhat.com>
21890 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
21893 2016-05-16 Martin Jambor <mjambor@suse.cz>
21896 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
21897 the outlined kernel function.
21899 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
21901 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
21902 (ISA_HAS_DLSA): Ditto.
21904 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
21906 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
21908 2016-05-16 Nathan Sidwell <nathan@acm.org>
21910 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
21911 (nvptx_name_replacement): Restore. Add comment.
21912 (write_fn_proto, write_fn_proto_from_insn,
21913 nvptx_output_call_insn): Restore
21914 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
21916 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
21918 * config/aarch64/aarch64.md
21919 (add<mode>3_compareC_cconly_imm): Remove use of %w.
21920 (add<mode>3_compareC_imm): Likewise.
21921 (<optab>si3_uxtw): Split into register and immediate variants.
21922 (andsi3_compare0_uxtw): Likewise.
21923 (and<mode>3_compare0): Likewise.
21924 (and<mode>3nr_compare0): Likewise.
21925 (stack_protect_test_<mode>): Don't use %x for memory operands.
21927 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
21929 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
21931 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
21933 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
21934 Split integer shifts into shift_reg and bfm.
21935 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
21936 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
21937 (ror<mode>3_insn): Likewise.
21938 (<optab>si3_insn_uxtw): Likewise.
21939 (<optab><mode>3_insn): Change to rotate_imm.
21940 (extr<mode>5_insn_alt): Likewise.
21941 (extrsi5_insn_uxtw): Likewise.
21942 (extrsi5_insn_uxtw_alt): Likewise.
21944 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
21946 * doc/tm.texi: Regenerate.
21947 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
21948 (TARGET_INVALID_RETURN_TYPE): Remove.
21949 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
21950 TARGET_INVALID_RETURN_TYPE.
21951 * target.def (invalid_parameter_type): Remove.
21952 (invalid_return_type): Remove.
21954 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21956 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
21957 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
21959 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
21961 (preserve_function_body_p): No need to preserve function body
21962 * cif-codes.def (CIF_THUNK): Remove.
21963 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
21965 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21967 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
21969 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21971 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
21974 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21976 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
21977 (inline_small_functions): Do not look for function symbol when
21980 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21982 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
21985 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
21986 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21987 Jiong Wang <jiong.wang@arm.com>
21989 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
21990 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
21991 Define __ARM_FP16_ARGS when appropriate.
21992 * config/arm/arm.c (arm_invalid_parameter_type): Remove
21994 (arm_invalid_return_type): Likewise.
21995 (TARGET_INVALID_PARAMETER_TYPE): Remove.
21996 (TARGET_INVALID_RETURN_TYPE): Remove.
21997 (aapcs_vfp_sub_candidate): Allow HFmode.
21998 (aapcs_vfp_allocate): Add comment. Support HFmode.
21999 (aapcs_vfp_allocate_return_reg): Likewise.
22000 (struct aapcs_cp_arg_layout): Slightly reword comments for
22001 is_return_candidate and allocate_return_reg.
22002 (output_mov_vfp): Update assert.
22003 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
22005 (arm_invalid_parameter_type): Remove.
22006 (amr_invalid_return_type): Remove.
22007 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
22008 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
22009 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
22011 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22013 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
22014 * config/aarch64/arch64-protos.h
22015 (aarch64_legitimize_reload_address): Remove.
22016 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
22019 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
22021 * configure.ac: Add ACX_NONCANONICAL_HOST.
22022 * configure: Regenerate.
22023 * Makefile.in: Set host_noncanonical.
22025 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
22028 * config/i386/i386.md (*movtf_internal): Before register allocation,
22029 do not allow FP constants for CM_MEDIUM memory model, allow only
22030 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
22031 (*movxf_internal): Ditto.
22032 (*movdf_internal): Ditto.
22033 (*movsf_internal): Ditto.
22035 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
22037 PR rtl-optimization/67483
22038 * combine.c (make_compound_operation): Don't call extract_left_shift
22039 with negative shift amounts.
22041 2016-05-13 Jakub Jelinek <jakub@redhat.com>
22044 * fold-const.c (fold_checksum_tree): Allow modification
22045 of TYPE_ALIAS_SET during folding.
22047 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
22048 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
22049 (ix86_split_to_parts): Likewise. Fix up formatting.
22051 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
22053 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
22054 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
22057 2016-05-13 Nathan Sidwell <nathan@acm.org>
22059 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
22060 (nvptx_name_replacement): Delete.
22061 (write_fn_proto, write_fn_proto_from_insn,
22062 nvptx_output_call_insn): Remove nvptx_name_replacement call.
22063 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
22064 * langhooks.c (add_builtin_funcction_common): Call
22065 targetm.mangle_decl_assembler_name.
22067 * config/nvptx/nvptx.c (write_fn_proto): Handle
22068 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
22070 2016-05-13 Martin Liska <mliska@suse.cz>
22072 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
22073 and PRIu64 in printf format.
22075 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22077 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
22080 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22082 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
22083 Change --param max-completely-peeled-times to
22084 --param max-completely-peel-times in dump file printing.
22086 2016-05-13 Richard Biener <rguenther@suse.de>
22088 PR tree-optimization/42587
22089 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
22090 (find_bswap_or_nop_1): Likewise.
22091 (bswap_replace): Likewise.
22093 2016-05-13 Martin Liska <mliska@suse.cz>
22095 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
22096 Initialize a variable with default value.
22098 2016-05-13 Martin Liska <mliska@suse.cz>
22100 * doc/invoke.texi: Enhance explanation of error recovery
22103 2016-05-13 Martin Liska <mliska@suse.cz>
22105 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
22106 (struct cost_pair): Change inv_expr_id (int) to inv_expr
22107 (iv_inv_expr_ent *).
22108 (struct iv_inv_expr_ent): Comment struct fields.
22109 (sort_iv_inv_expr_ent): New function.
22110 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
22111 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
22112 a hash_map between iv_inv_expr_ent and number of usages.
22113 (niter_for_exit): Fix coding style.
22114 (tree_ssa_iv_optimize_init): Use renamed variable.
22115 (determine_base_object): Fix coding style.
22116 (alloc_iv): Likewise.
22117 (find_interesting_uses_outside): Likewise.
22118 (add_candidate_1): Likewise.
22119 (add_standard_iv_candidates): Likewise.
22120 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
22121 (prepare_decl_rtl): Fix coding style.
22122 (get_address_cost): Likewise.
22123 (get_shiftadd_cost): Likewise.
22124 (force_expr_to_var_cost): Likewise.
22125 (compare_aff_trees): Likewise.
22126 (get_expr_id): Restructure the function.
22127 (get_loop_invariant_expr_id): Renamed to
22128 get_loop_invariant_expr.
22129 (get_computation_cost_at): Replace usage of inv_expr_id with
22131 (get_computation_cost): Likewise.
22132 (determine_group_iv_cost_generic): Likewise.
22133 (determine_group_iv_cost_address): Likewise.
22134 (iv_period): Fix coding style.
22135 (iv_elimination_compare_lt): Likewise.
22136 (may_eliminate_iv): Likewise.
22137 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
22139 (determine_group_iv_costs): Dump invariant expressions.
22140 (iv_ca_recount_cost): Use the newly added hash_map.
22141 (iv_ca_set_remove_invariants): Fix coding style.
22142 (iv_ca_set_add_invariants): Fix coding style.
22143 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
22145 (iv_ca_set_cp): Likewise.
22146 (iv_ca_new): Initialize the newly added hash_map and remove
22147 initialization of fields.
22148 (iv_ca_free): Delete the hash_map.
22149 (iv_ca_dump): Dump invariant expressions.
22150 (iv_ca_extend): Fix coding style.
22151 (try_add_cand_for): Likewise.
22152 (create_new_ivs): Dump information about # of avg iterations and
22153 # of used invariant expressions.
22154 (rewrite_use_compare): Fix coding style.
22155 (free_loop_data): Set default value for max_inv_expr_id.
22157 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
22159 * cse.c (rest_of_handle_cse): Use cleanup_cfg
22160 returned value cse_cfg_altered computation.
22161 (rest_of_handle_cse2): Likewise.
22162 (rest_of_handle_cse_after_global_opts): Likewise.
22164 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22167 * config/arm/arm.c (arm32_output_mi_thunk): New.
22168 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
22169 to split Thumb1 vs TARGET_32BIT functionality.
22170 (arm_thumb1_mi_thunk): New.
22172 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22174 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
22177 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22180 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
22182 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
22184 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
22185 (expand_builtin_trap): Emit a regular call.
22186 (set_builtin_user_assembler_name): Remove obsolete cases.
22187 * dse.c (scan_insn): Adjust.
22188 * except.c: Include calls.h.
22189 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
22190 emit a regular call to setjmp.
22191 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
22192 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
22193 (emit_block_move_via_libcall): Delete.
22194 (block_move_fn): Delete.
22195 (init_block_move_fn): Likewise.
22196 (emit_block_move_libcall_fn): Likewise.
22197 (emit_block_op_via_libcall): New function.
22198 (set_storage_via_libcall): Tidy up and use memset builtin.
22199 (block_clear_fn): Delete.
22200 (init_block_clear_fn): Likewise.
22201 (clear_storage_libcall_fn): Likewise.
22202 (expand_assignment): Call emit_block_move_via_libcall.
22203 Do not include gt-expr.h.
22204 * expr.h (emit_block_op_via_libcall): Declare.
22205 (emit_block_copy_via_libcall): New inline function.
22206 (emit_block_move_via_libcall): Likewise.
22207 (emit_block_comp_via_libcall): Likewise.
22208 (block_clear_fn): Delete.
22209 (init_block_move_fn): Likewise.
22210 (init_block_clear_fn): Likewise.
22211 (emit_block_move_via_libcall): Likewise.
22212 (set_storage_via_libcall): Add default parameter value.
22213 * libfuncs.h (enum libfunc_index): Remove obsolete values.
22214 (abort_libfunc): Delete.
22215 (memcpy_libfunc): Likewise.
22216 (memmove_libfunc): Likewise.
22217 (memcmp_libfunc): Likewise.
22218 (memset_libfunc): Likewise.
22219 (setbits_libfunc): Likewise.
22220 (setjmp_libfunc): Likewise.
22221 (longjmp_libfunc): Likewise.
22222 (profile_function_entry_libfunc): Likewise.
22223 (profile_function_exit_libfunc): Likewise.
22224 (gcov_flush_libfunc): Likewise.
22225 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
22226 and DECL_VISIBILITY on the declaration.
22227 (init_optabs): Do not initialize obsolete libfuncs.
22228 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
22229 * tree-core.h (ECF_RET1): Define.
22230 (ECF_TM_PURE): Adjust.
22231 (ECF_TM_BUILTIN): Likewise.
22232 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
22233 (build_common_builtin_nodes): Initialize abort builtin.
22234 Add ECF_RET1 on memcpy, memmove and memset builtins.
22235 Pass final flags for alloca and alloca_with_align builtins.
22236 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
22238 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
22239 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
22240 set_storage_via_libcall and call emit_block_copy_via_libcall.
22242 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
22244 * config/i386/i386.md (*call_got_x32): Change operand 0 to
22245 DImode before it is passed to ix86_output_call_operand.
22246 (*call_value_got_x32): Ditto for operand 1.
22248 2016-05-12 Jiong Wang <jiong.wang@arm.com>
22250 PR rtl-optimization/70904
22251 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
22252 reload for wide mode.
22254 2016-05-12 Marek Polacek <polacek@redhat.com>
22257 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
22258 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
22259 * langhooks.h (incomplete_type_error): Likewise.
22260 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
22261 parameter, pass it down to incomplete_type_error.
22262 * tree.h (size_in_bytes): New inline overload.
22263 (size_in_bytes_loc): Renamed from size_in_bytes.
22265 2016-05-12 Richard Biener <rguenther@suse.de>
22267 PR tree-optimization/71059
22268 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
22269 nary before looking up or entering the expression into the VN
22271 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
22272 Make sure to re-use NARYs without result as inserted by
22275 2016-05-12 Richard Biener <rguenther@suse.de>
22277 PR tree-optimization/71062
22278 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
22280 * tree-ssa-structalias.c (set_uids_in_ptset): Set
22281 vars_contains_restrict if the var is a restrict tag.
22282 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
22283 do not disambiguate pointers against it.
22284 (dump_points_to_solution): Re-structure and adjust for new
22285 vars_contains_restrict flag.
22286 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
22288 2016-05-12 Martin Liska <mliska@suse.cz>
22290 * doc/invoke.texi: Explain connection between
22291 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
22293 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
22295 PR tree-optimization/71006
22296 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
22297 consider COND_EXPR as a mask producer.
22299 2016-05-12 Marek Polacek <polacek@redhat.com>
22302 * opts.c (common_handle_option): Detect missing argument for --help^.
22304 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22307 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
22308 when popping the PC and within an interrupt handler routine.
22309 Add missing tab to output of "ldmfd".
22310 (output_return_instruction): Output LDMFD with SP update rather
22311 than POP when returning from interrupt handler.
22313 2016-05-12 Jakub Jelinek <jakub@redhat.com>
22315 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
22316 TARGET_64BIT && TARGET_AVX512DQ.
22317 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
22318 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
22319 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
22320 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
22321 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
22322 (*vec_extractv4si_zext): Add avx512dq alternative.
22323 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
22324 use v instead of x constraint in other alternatives where possible.
22326 * config/i386/sse.md (sse2_loadld): Use v instead of x
22327 constraint in alternatives 0,1,4.
22329 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
22330 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
22331 v constraints instead of x and <pinsr_evex_isa> isa attribute.
22334 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
22335 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
22336 is not emitted unless TARGET_AVX512BW.
22337 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
22338 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
22339 for the result operand.
22341 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
22342 constraint instead of x in avx alternatives. Use maybe_evex instead
22345 * config/i386/constraints.md (Yv): New constraint.
22346 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
22347 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
22348 * config/i386/i386.md (avx512fvecmode): New mode attr.
22349 (*pushtf): Use v constraint instead of x.
22350 (*movtf_internal): Likewise. For TARGET_AVX512VL and
22351 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
22352 (*absneg<mode>2): Use Yv constraint instead of x constraint.
22353 (*absnegtf2_sse): Likewise.
22354 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
22355 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
22356 avx512f alternatives.
22357 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
22359 2016-05-12 Richard Biener <rguenther@suse.de>
22361 PR tree-optimization/71060
22362 * tree-data-ref.c (initialize_data_dependence_relation): Do not
22363 require exact match of DR_BASE_OBJECT but only matching address and
22366 2016-05-12 Richard Biener <rguenther@suse.de>
22368 PR tree-optimization/70986
22369 * cfganal.c: Include cfgloop.h.
22370 (dfs_find_deadend): Prefer to take edges exiting loops.
22372 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22374 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
22375 compile and run time.
22377 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
22380 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
22382 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
22384 * config/i386/i386.c (legitimize_pic_address): Use
22385 copy_to_suggested_reg instead of gen_movsi.
22387 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
22389 * config/rs6000/predicates.md (quad_memory_operand): Move most of
22390 the code into quad_address_p and call it to share code with
22391 vsx_quad_dform_memory_operand.
22392 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
22394 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
22395 bit instead of being a separate word. Split -mpower9-dform into
22396 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
22397 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
22398 for the register class supporting 128-bit quad word memory offsets.
22399 (mode_supports_vsx_dform_quad): Helper function to return if the
22400 register class uses quad word memory offsets.
22401 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
22402 (rs6000_debug_reg_global): Always print if we are using LRA or not.
22403 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
22404 instructions are enabled, set up the appropriate addr_masks for
22406 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
22407 -mpower9-dform-scalar, instead of -mpower9-dform.
22408 (rs6000_option_override_internal): Split -mpower9-dform into two
22409 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
22410 -mpower9-dform switch sets or clears both. If we are not using
22411 the LRA register allocator, do not enable -mpower9-dform-vector by
22412 default. If we are using LRA, enable -mpower9-dform-vector and
22413 -mvsx-timode if it is appropriate. Issue a warning if either
22414 -mpower9-dform-vector or -mvsx-timode are explicitly used without
22416 (quad_address_offset_p): New helper function to return if the
22417 offset is legal for quad word memory instructions.
22418 (quad_address_p): New function to determin if GPR or vector
22419 register quad word memory addresses are legal.
22420 (mem_operand_gpr): Validate quad word address offsets.
22421 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
22422 d-form (register + offset) instructions.
22423 (offsettable_ok_by_alignment): Likewise.
22424 (rs6000_legitimate_offset_address_p): Likewise.
22425 (legitimate_lo_sum_address_p): Likewise.
22426 (rs6000_legitimize_address): Likewise.
22427 (rs6000_legitimize_reload_address): Add more debug statements for
22429 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
22430 d-form instructions.
22431 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
22432 d-form instructions. Distinguish different cases in debug
22433 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
22434 d-form instructions.
22435 (rs6000_preferred_reload_class): Likewise.
22436 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
22437 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
22438 of the ISA 2.06 indexed memory instructions.
22439 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
22440 use them to save/restore the saved vector registers instead of
22441 using Altivec instructions.
22442 (rs6000_emit_epilogue): Likewise.
22443 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
22444 (rs6000_opt_masks): Split -mpower9-dform into
22445 -mpower9-dform-scalar and -mpower9-dform-vector.
22446 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
22448 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
22449 ISA 3.0 vector indexed memory instructions, and fold the code into
22450 the normal mov<mode> patterns.
22451 (p9_vecstore_<mode>): Likewise.
22452 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
22454 (vsx_movti_64bit): Likewise.
22455 (vsx_movti_32bit): Likewise.
22456 * config/rs6000/constraints.md (wO constraint): New constraint for
22457 ISA 3.0 vector d-form support.
22458 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
22459 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
22460 include -mpower9-dform-vector until we switch over to LRA.
22461 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
22462 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
22463 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
22464 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
22465 for -mpower9-dform and -mlra.
22466 * doc/md.texi (wO constraint): Document wO constraint.
22468 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
22470 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
22471 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
22472 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
22473 Move handling of non-insn arguments inline into the sole user:
22474 (output_trans_func): ...here.
22475 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
22476 in emitted function prototype.
22477 (output_internal_insn_latency_func): Ditto. Simplify.
22478 (output_internal_maximal_insn_latency_func): Ditto. Delete
22479 always-unused argument.
22480 (output_insn_latency_func): Ditto.
22481 (output_maximal_insn_latency_func): Ditto.
22483 2016-05-11 Richard Biener <rguenther@suse.de>
22485 PR tree-optimization/71055
22486 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
22487 sth with precision not equal to access size verify we don't chop
22490 2016-05-11 Richard Biener <rguenther@suse.de>
22493 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
22494 (dwarf2out_finish): Move retry_incomplete_types call ...
22495 (dwarf2out_early_finish): ... here.
22497 2016-05-11 Richard Biener <rguenther@suse.de>
22499 PR middle-end/71002
22500 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
22501 if the langhook insists on it.
22502 * fold-const.c (make_bit_field_ref): Add arg for the original
22503 reference and preserve its alias-set.
22504 (decode_field_reference): Take exp by reference and adjust it
22505 to the original memory reference.
22506 (optimize_bit_field_compare): Adjust callers.
22507 (fold_truth_andor_1): Likewise.
22508 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
22510 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
22512 PR middle-end/70807
22513 * cfgrtl.h (delete_insn_and_edges): Now return bool.
22514 * cfgrtl.c (delete_insn_and_edges): Likewise.
22515 * config/i386/i386.c (convert_scalars_to_vector): Remove
22517 * cse.c (cse_insn): Compute cse_cfg_altered.
22518 (delete_trivially_dead_insns): Likewise.
22519 (cse_cc_succs): Likewise.
22520 (rest_of_handle_cse): Free dominance info if required.
22521 (rest_of_handle_cse2): Likewise.
22522 (rest_of_handle_cse_after_global_opts): Likewise.
22524 2016-05-11 Alan Modra <amodra@gmail.com>
22526 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
22527 abi_v4_pass_in_fpr): New functions.
22528 (rs6000_function_arg_boundary): Exclude complex IBM long double
22529 from 64-bit alignment when ABI_V4.
22530 (rs6000_function_arg, rs6000_function_arg_advance_1,
22531 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
22533 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
22535 PR rtl-optimization/71028
22536 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
22537 jump with just a return in the fallthrough block if the branch
22538 block contains just a return as well.
22540 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
22542 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
22543 * match.pd ((X & Y) ^ Y): ... this.
22544 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
22545 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
22547 2016-05-10 David Malcolm <dmalcolm@redhat.com>
22549 * read-md.c (require_char_ws): New function.
22550 (read_string): Simplify using require_char_ws.
22551 (handle_constants): Likewise.
22552 (handle_enum): Likewise.
22553 (handle_file): Likewise.
22554 * read-md.h (require_char_ws): New declaration.
22555 * read-rtl.c (read_conditions): Simplify using require_char_ws.
22556 (read_mapping): Likewise.
22557 (read_rtx_code): Likewise.
22558 (read_nested_rtx): Likewise.
22560 2016-05-10 James Norris <jnorris@codesourcery.com>
22562 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
22563 if offloading is enabled and -fopenacc or -fopenmp is specified.
22564 (CRTOFFLOADEND): Likewise.
22565 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
22566 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
22568 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
22570 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
22571 gotoff_operand code paths. Use copy_to_suggested_regs and
22572 expand_simple_binop where appropriate. Cleanup.
22574 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
22577 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
22579 (dimode_scalar_chain::vector_const_cost): New.
22580 (dimode_scalar_chain::compute_convert_gain): Handle constants.
22581 (dimode_scalar_chain::convert_op): Likewise.
22582 (dimode_scalar_chain::convert_insn): Likewise.
22584 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
22586 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
22587 unary operation, not a binary one.
22589 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
22591 PR middle-end/70877
22592 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
22593 calls with type casted fndecl.
22595 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
22597 PR tree-optimization/70786
22598 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
22599 * calls.c (initialize_argument_information): Bind bounds
22600 with corresponding args passed by reference.
22602 2016-05-10 Jakub Jelinek <jakub@redhat.com>
22605 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
22606 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
22607 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
22610 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22613 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
22614 code for a zero scale factor.
22615 (vsx_xvcvdpuxds_scale): Likewise.
22617 2016-05-10 David Malcolm <dmalcolm@redhat.com>
22619 * diagnostic-show-locus.c (layout::layout): Call show_ruler
22620 if show_ruler_p was set on the context.
22621 (layout::show_ruler): New method.
22622 * diagnostic.h (struct diagnostic_context): Add field
22625 2016-05-10 Richard Biener <rguenther@suse.de>
22627 PR tree-optimization/71039
22628 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
22629 (chk_uses): New function.
22630 (propagate_with_phi): Verify we can safely replicate the lhs of an
22631 aggregate assignment on all incoming edges.
22633 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
22635 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
22637 (rx_atomic_sequence): New class.
22638 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
22639 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
22641 (rx_atomic_sequence::rx_atomic_sequence,
22642 rx_atomic_sequence::~rx_atomic_sequence): New functions.
22643 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
22644 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
22645 CTRLREG_INTB): New constants.
22646 (FETCHOP): New code iterator.
22647 (fethcop_name, fetchop_name2): New iterator code attributes.
22648 (QIHI): New mode iterator.
22649 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
22650 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
22651 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
22653 2016-05-10 Martin Liska <mliska@suse.cz>
22655 * tree-inline.c (remap_dependence_clique): Do not remap
22656 debugging statements.
22658 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22660 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
22661 ("*fixuns_truncdfdi2_z13")
22662 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
22663 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
22664 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
22666 2016-05-10 Richard Biener <rguenther@suse.de>
22668 PR tree-optimization/70497
22669 PR tree-optimization/28367
22670 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
22672 (visit_reference_op_load): ... here.
22673 (vn_reference_lookup_3): Use it to handle subreg-like accesses
22674 with simplified BIT_FIELD_REFs.
22675 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
22676 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
22679 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
22681 * dwarf2out.c (add_abstract_origin_attribute): Adjust
22682 documentation comment. For BLOCK nodes, add a
22683 DW_AT_abstract_origin attribute that points to the DIE generated
22684 for the origin BLOCK.
22685 (gen_lexical_block_die): Call add_abstract_origin_attribute for
22686 blocks from inlined functions.
22688 2016-05-10 Alan Modra <amodra@gmail.com>
22691 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
22692 regrename modifying insns saving lr before __morestack call.
22693 * config/rs6000/rs6000.md (split_stack_return): Similarly for
22694 insns restoring lr after __morestack call.
22696 2016-05-09 Jakub Jelinek <jakub@redhat.com>
22698 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
22699 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
22701 * config/i386/sse.md (vec_interleave_high<mode>,
22702 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
22703 <avx512>_vpermt2var<mode>3_maskz): Likewise.
22705 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
22707 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
22708 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
22709 parallel reassociation for power8 and forward.
22711 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
22713 * config/i386/i386.md (absneg splitters with general regs): Use
22714 general_reg_operand predicate.
22715 (btsq peephole2): Use x86_64_immediate_operand to check if new
22716 value is suitable for immediate operand. Generate emitted insn
22717 using RTL expressions.
22718 (btcq peephole2): Ditto.
22719 (btrq peephole2): Ditto. Generate correct immediate operand
22722 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
22724 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
22727 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
22729 * tree-affine.c (wide_int_constant_multiple_p): Add missing
22730 pointer dereference.
22732 2016-05-09 Richard Biener <rguenther@suse.de>
22734 PR tree-optimization/70985
22735 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
22736 op0 isn't a gimple register.
22738 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
22740 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
22741 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
22742 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
22743 (i6400_fpu_mult): New cpu units.
22744 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
22745 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
22746 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
22747 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
22748 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
22749 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
22750 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
22751 (i6400_msa_long_float4, i6400_msa_long_float5)
22752 (i6400_msa_long_float8, i6400_msa_fdiv_df)
22753 (i6400_msa_fdiv_sf): New reservations.
22754 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
22755 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
22756 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
22757 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
22758 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
22759 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
22760 (msa_short_cmp, msa_short_float2, msa_short_logic3)
22761 (msa_short_store4, msa_long_load, msa_short_store)
22762 (msa_long_logic, msa_long_float2, msa_long_float4)
22763 (msa_long_float5, msa_long_float8, msa_long_mult)
22764 (msa_long_fdiv, msa_long_div): New reservations.
22766 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
22767 Sameera Deshpande <sameera.deshpande@imgtec.com>
22768 Matthew Fortune <matthew.fortune@imgtec.com>
22769 Graham Stott <graham.stott@imgtec.com>
22770 Chao-ying Fu <chao-ying.fu@imgtec.com>
22772 * config.gcc: Add MSA header file for mips*-*-* target.
22773 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
22774 (Ubv8i, Urv8): New constraints.
22775 * config/mips/mips-ftypes.def: Add function types for MSA
22777 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
22778 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
22779 * config/mips/mips-msa.md: New file.
22780 * config/mips/mips-protos.h
22781 (mips_split_128bit_const_insns): New prototype.
22782 (mips_msa_idiv_insns): Likewise.
22783 (mips_split_128bit_move): Likewise.
22784 (mips_split_128bit_move_p): Likewise.
22785 (mips_split_msa_copy_d): Likewise.
22786 (mips_split_msa_insert_d): Likewise.
22787 (mips_split_msa_fill_d): Likewise.
22788 (mips_expand_msa_branch): Likewise.
22789 (mips_const_vector_same_val_p): Likewise.
22790 (mips_const_vector_same_bytes_p): Likewise.
22791 (mips_const_vector_same_int_p): Likewise.
22792 (mips_const_vector_shuffle_set_p): Likewise.
22793 (mips_const_vector_bitimm_set_p): Likewise.
22794 (mips_const_vector_bitimm_clr_p): Likewise.
22795 (mips_msa_vec_parallel_const_half): Likewise.
22796 (mips_msa_output_division): Likewise.
22797 (mips_ldst_scaled_shift): Likewise.
22798 (mips_expand_vec_cond_expr): Likewise.
22799 * config/mips/mips.c (enum mips_builtin_type): Add
22800 MIPS_BUILTIN_MSA_TEST_BRANCH.
22801 (mips_gen_const_int_vector_shuffle): New prototype.
22802 (mips_const_vector_bitimm_set_p): New function.
22803 (mips_const_vector_bitimm_clr_p): Likewise.
22804 (mips_const_vector_same_val_p): Likewise.
22805 (mips_const_vector_same_bytes_p): Likewise.
22806 (mips_const_vector_same_int_p): Likewise.
22807 (mips_const_vector_shuffle_set_p): Likewise.
22808 (mips_symbol_insns): Forbid loading symbols via immediate for
22810 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
22812 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
22814 (mips_lx_address_p): Add support load indexed address for MSA.
22815 (mips_address_insns): Add calculation of instructions needed for
22816 stores and loads for MSA.
22817 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
22818 CONST_VECTOR for MSA and let it fall through.
22819 (mips_ldst_scaled_shift): New function.
22820 (mips_subword_at_byte): Likewise.
22821 (mips_msa_idiv_insns): Likewise.
22822 (mips_legitimize_move): Validate MSA moves.
22823 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
22824 calculation of costs for MSA division.
22825 (mips_split_move_p): Check if MSA moves need splitting.
22826 (mips_split_move): Split MSA moves if necessary.
22827 (mips_split_128bit_move_p): New function.
22828 (mips_split_128bit_move): Likewise.
22829 (mips_split_msa_copy_d): Likewise.
22830 (mips_split_msa_insert_d): Likewise.
22831 (mips_split_msa_fill_d): Likewise.
22832 (mips_output_move): Handle MSA moves.
22833 (mips_expand_msa_branch): New function.
22834 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
22835 Reinstate 'y' modifier.
22836 (mips_file_start): Add MSA .gnu_attribute.
22837 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
22839 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
22840 (mips_class_max_nregs): Add register size for MSA supported mode.
22841 (mips_cannot_change_mode_class): Allow conversion between MSA
22842 vector modes and TImode.
22843 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
22845 (mips_secondary_reload_class): Force MSA loads/stores via memory.
22846 (mips_preferred_simd_mode): Add preffered modes for MSA.
22847 (mips_vector_mode_supported_p): Add MSA supported modes.
22848 (mips_autovectorize_vector_sizes): New function.
22849 (mips_msa_output_division): Likewise.
22850 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
22851 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
22852 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
22853 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
22854 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
22855 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
22856 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
22857 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
22858 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
22859 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
22860 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
22861 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
22862 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
22863 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
22864 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
22865 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
22866 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
22867 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
22868 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
22869 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
22870 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
22871 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
22872 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
22873 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
22874 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
22875 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
22876 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
22877 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
22878 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
22879 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
22880 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
22881 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
22882 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
22883 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
22884 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
22885 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
22886 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
22887 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
22888 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
22889 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
22890 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
22891 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
22892 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
22893 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
22894 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
22895 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
22896 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
22897 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
22898 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
22899 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
22900 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
22901 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
22902 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
22903 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
22904 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
22905 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
22906 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
22907 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
22908 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
22909 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
22910 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
22911 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
22912 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
22913 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
22914 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
22915 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
22916 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
22917 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
22918 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
22919 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
22920 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
22921 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
22922 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
22923 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
22924 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
22925 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
22926 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
22927 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
22928 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
22929 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
22930 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
22931 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
22932 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
22933 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
22934 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
22935 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
22936 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
22937 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
22938 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
22939 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
22940 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
22941 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
22942 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
22943 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
22944 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
22945 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
22946 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
22947 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
22948 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
22949 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
22950 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
22951 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
22952 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
22953 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
22954 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
22955 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
22956 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
22957 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
22958 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
22959 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
22960 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
22961 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
22962 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
22963 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
22964 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
22965 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
22966 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
22967 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
22968 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
22969 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
22970 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
22971 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
22972 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
22973 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
22974 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
22975 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
22976 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
22977 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
22978 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
22979 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
22980 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
22981 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
22982 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
22983 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
22984 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
22985 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
22986 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
22987 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
22988 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
22989 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
22990 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
22991 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
22992 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
22993 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
22994 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
22995 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
22996 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
22997 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
22998 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
22999 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
23000 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
23002 (mips_get_builtin_decl_index): New array.
23003 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
23004 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
23005 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
23006 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
23007 (mips_init_builtins): Initialize mips_get_builtin_decl_index
23009 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
23011 (mips_expand_builtin_insn): Prepare operands for
23012 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
23013 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
23014 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
23015 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
23016 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
23017 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
23018 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
23019 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
23020 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
23021 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
23022 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
23023 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
23024 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
23025 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
23026 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
23027 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
23028 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
23029 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
23030 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
23031 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
23032 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
23033 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
23034 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
23035 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
23036 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
23037 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
23038 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
23039 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
23040 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
23041 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
23042 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
23043 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
23044 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
23045 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
23046 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
23047 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
23048 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
23049 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
23050 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
23051 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
23052 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
23053 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
23054 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
23055 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
23056 These are set implicitly and an error is reported if overridden.
23057 (mips_expand_builtin_msa_test_branch): New function.
23058 (mips_expand_msa_shuffle): Likewise.
23059 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
23060 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
23061 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
23062 (mips_expand_vec_unpack): Add support for MSA.
23063 (mips_expand_vector_init): Likewise.
23064 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
23065 instead of const0_rtx.
23066 (mips_msa_vec_parallel_const_half): New function.
23067 (mips_gen_const_int_vector): Likewise.
23068 (mips_gen_const_int_vector_shuffle): Likewise.
23069 (mips_expand_msa_cmp): Likewise.
23070 (mips_expand_vec_cond_expr): Likewise.
23071 * config/mips/mips.h
23072 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
23073 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
23075 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
23076 (ISA_HAS_MSA): New macro.
23077 (UNITS_PER_MSA_REG): Likewise.
23078 (BITS_PER_MSA_REG): Likewise.
23079 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
23080 (MSA_REG_FIRST): New macro.
23081 (MSA_REG_LAST): Likewise.
23082 (MSA_REG_NUM): Likewise.
23083 (MSA_REG_P): Likewise.
23084 (MSA_REG_RTX_P): Likewise.
23085 (MSA_SUPPORTED_MODE_P): Likewise.
23086 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
23087 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
23088 * config/mips/mips.md: Include mips-msa.md.
23089 (alu_type): Add simd_add.
23090 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
23091 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
23092 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
23093 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
23094 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
23095 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
23096 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
23097 simd_move, simd_load, simd_store. Choose "multi" for moves
23099 (qword_mode): New attribute.
23100 (insn_count): Add instruction count for quad moves.
23101 Increase the count for MIPS SIMD division.
23102 (UNITMODE): Add UNITMODEs for vector types.
23103 (addsub): New code iterator.
23104 * config/mips/mips.opt (mmsa): New option.
23105 * config/mips/msa.h: New file.
23106 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
23108 * config/mips/mti-linux.h: Likewise.
23109 * config/mips/predicates.md
23110 (const_msa_branch_operand): New constraint.
23111 (const_uimm3_operand): Likewise.
23112 (const_uimm4_operand): Likewise.
23113 (const_uimm5_operand): Likewise.
23114 (const_uimm8_operand): Likewise.
23115 (const_imm5_operand): Likewise.
23116 (aq10b_operand): Likewise.
23117 (aq10h_operand): Likewise.
23118 (aq10w_operand): Likewise.
23119 (aq10d_operand): Likewise.
23120 (const_m1_operand): Likewise.
23121 (reg_or_m1_operand): Likewise.
23122 (const_exp_2_operand): Likewise.
23123 (const_exp_4_operand): Likewise.
23124 (const_exp_8_operand): Likewise.
23125 (const_exp_16_operand): Likewise.
23126 (const_vector_same_val_operand): Likewise.
23127 (const_vector_same_simm5_operand): Likewise.
23128 (const_vector_same_uimm5_operand): Likewise.
23129 (const_vector_same_uimm6_operand): Likewise.
23130 (const_vector_same_uimm8_operand): Likewise.
23131 (par_const_vector_shf_set_operand): Likewise.
23132 (reg_or_vector_same_val_operand): Likewise.
23133 (reg_or_vector_same_simm5_operand): Likewise.
23134 (reg_or_vector_same_uimm6_operand): Likewise.
23135 * doc/extend.texi (MIPS SIMD Architecture Functions): New
23137 * doc/invoke.texi (-mmsa): Document new option.
23139 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23141 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
23142 * configure: Regenerate.
23143 * config.in: Regenerate.
23144 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
23145 on -fvtable-verify.
23146 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
23147 (ENDFILE_VTV_SPEC): Define.
23149 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
23151 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
23152 registers in all interrupt handlers if necessary.
23153 (rl78_option_override): Add warning.
23154 (MUST_SAVE_MDUC_REGISTERS): New macro.
23155 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
23156 * config/rl78/rl78.c (check_mduc_usage): New function.
23157 (mduc_regs): New structure to hold MDUC register data.
23158 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
23159 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
23160 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
23161 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
23162 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
23163 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
23165 2016-05-09 Bin Cheng <bin.cheng@arm.com>
23167 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
23168 (tree-ssa-loop-niter.h): Ditto.
23169 (idx_within_array_bound, ref_within_array_bound): New functions.
23170 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
23171 Factor out check on writable base object to ...
23172 (base_object_writable): ... here.
23174 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23176 * config/arm/arm.md (probe_stack): Add modes to set source
23179 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
23181 * regrename.c (base_reg_class_for_rename): New static function.
23182 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
23184 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
23186 * cgraph.c (thunk_adjust): Export.
23187 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
23188 * cgraphunit.c (thunk_adjust): Export.
23189 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
23191 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
23193 * tree-inline.c (expand_call_inline): Expand thunks inline.
23195 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
23198 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
23199 (*sse2_vd_cvtss2sd): Ditto.
23200 * config/i386/i386.md
23201 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
23202 Generate *sse2_vd_cvtsd2ss pattern.
23203 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
23204 Generate *sse2_vd_cvtss2sd pattern.
23206 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
23208 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
23209 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
23212 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
23214 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
23215 * config/sh/sh.c: Define and declare variables on first use throughout
23217 (current_function_interrupt): Change to bool type.
23218 (frame_insn): Rename to emit_frame_insn and update users.
23219 (push_regs): Use bool for 'interrupt_handler' argument.
23220 (save_schedule_s): Remove.
23221 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
23222 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
23223 targetm.asm_out.unaligned_op.di.
23224 (gen_far_branch): Remove redundant forward declaration.
23225 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
23226 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
23227 (sh_set_return_address, sh_function_ok_for_sibcall,
23228 scavenge_reg): Update comments.
23229 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
23230 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
23231 (sh_attr_renesas_p): Remove unnecessary parentheses.
23232 (branch_dest): Simplify.
23233 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
23234 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
23235 (CUMULATIVE_ARGS): Change macro to typedef.
23236 (current_function_interrupt): Change to bool type.
23237 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
23238 Surround with __cplusplus ifdef.
23239 (sh_compare_op0, sh_compare_op1): Remove.
23240 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
23242 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
23244 * config/arm/arm.md (arch): Add neon.
23245 (arch_enabled): Return yes for arch neon when TARGET_NEON.
23246 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
23247 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
23248 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
23249 attributes for alt renumbering. Mark alt 3 as non-predicable.
23250 (thumb2_movdf_vfp): Likewise.
23252 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
23254 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
23255 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
23256 (*andqi_1): Add preferred_for_speed attribute to disparage
23257 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
23258 (*<code>qi_1): Ditto.
23259 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
23260 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
23261 (*ashlqi3_1): Ditto.
23262 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
23263 Add preferred_for_size attribute to disparage alternative 0 and
23264 preferred_for_speed attribute to disparage alternative 1 for
23265 TARGET_PARTIAL_REG_STALL targets.
23267 2016-05-07 Tom de Vries <tom@codesourcery.com>
23269 PR tree-optimization/70956
23270 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
23273 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
23275 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
23276 * config/sh/sh.c (sh_cbranch_distance): Implement it.
23277 * config/sh/sh.md (branch_zero): Remove define_attr.
23278 (define_delay): Disable delay slot if branch distance is one insn.
23280 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
23282 * config/i386/i386.md (LEAMODE): New mode attribute.
23283 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
23284 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
23285 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
23286 operand 2 predicate.
23287 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
23288 (*lea<mode>_general_3): Ditto.
23289 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
23291 2016-05-06 Jakub Jelinek <jakub@redhat.com>
23293 * genmddump.c (main): Convert argv from char ** to const char **.
23295 2016-05-06 David Malcolm <dmalcolm@redhat.com>
23297 * coretypes.h (OVERRIDE): New macro.
23298 (FINAL): New macro.
23300 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
23302 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
23303 allow coalescing if the types are compatible.
23305 2016-05-06 David Malcolm <dmalcolm@redhat.com>
23307 * pass_manager.h (pass_manager::register_pass_name): New method.
23308 (pass_manager::get_pass_by_name): New method.
23309 (pass_manager::create_pass_tab): New method.
23310 (pass_manager::m_name_to_pass_map): New field.
23311 * passes.c (name_to_pass_map): Delete global in favor of field
23312 "m_name_to_pass_map" of pass_manager.
23313 (register_pass_name): Rename from a function to...
23314 (pass_manager::register_pass_name): ...this method, updating
23315 for renaming of global "name_to_pass_map" to field
23316 "m_name_to_pass_map".
23317 (create_pass_tab): Rename from a function to...
23318 (pass_manager::create_pass_tab): ...this method, updating
23319 for renaming of global "name_to_pass_map" to field.
23320 (get_pass_by_name): Rename from a function to...
23321 (pass_manager::get_pass_by_name): ...this method.
23322 (enable_disable_pass): Convert use of get_pass_by_name to
23323 a method call, locating the pass_manager singleton.
23325 2016-05-06 David Malcolm <dmalcolm@redhat.com>
23327 * genattr-common.c (main): Convert argv from char ** to const char **.
23328 * genattr.c (main): Likewise.
23329 * genattrtab.c (main): Likewise.
23330 * genautomata.c (initiate_automaton_gen): Likewise.
23332 * gencodes.c (main): Likewise.
23333 * genconditions.c (main): Likewise.
23334 * genconfig.c (main): Likewise.
23335 * genconstants.c (main): Likewise.
23336 * genemit.c (main): Likewise.
23337 * genenums.c (main): Likewise.
23338 * genextract.c (main): Likewise.
23339 * genflags.c (main): Likewise.
23340 * genmddeps.c (main): Likewise.
23341 * genopinit.c (main): Likewise.
23342 * genoutput.c (main): Likewise.
23343 * genpeep.c (main): Likewise.
23344 * genpreds.c (main): Likewise.
23345 * genrecog.c (main): Likewise.
23346 * gensupport.c (init_rtx_reader_args_cb): Likewise.
23347 (init_rtx_reader_args): Likewise.
23348 * gensupport.h (init_rtx_reader_args_cb): Likewise.
23349 (init_rtx_reader_args): Likewise.
23350 * gentarget-def.c (main): Likewise.
23351 * read-md.c (read_md_files): Likewise.
23352 * read-md.h (read_md_files): Likewise.
23354 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
23356 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
23357 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
23358 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
23359 Remove unused predicate.
23360 (register_and_not_fp_reg_operand): Ditto.
23362 2016-05-06 Martin Liska <mliska@suse.cz>
23364 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
23365 instead of vec as the vector is local to the function.
23367 2016-05-06 Jakub Jelinek <jakub@redhat.com>
23369 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
23370 avx512bw alternative.
23372 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
23373 before the ashr<mode>3 pattern.
23375 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
23376 v instead of x in vex or maybe_vex alternatives, use
23377 maybe_evex instead of vex in prefix.
23379 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
23380 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
23381 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
23382 in vex or maybe_vex alternatives, use maybe_evex instead of vex
23385 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
23386 v instead of x in vex or maybe_vex alternatives, use
23387 maybe_evex instead of vex in prefix.
23389 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
23390 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
23391 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
23392 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
23393 alternatives, use maybe_evex instead of vex in prefix.
23395 * config/i386/sse.md (vec_interleave_lowv4sf,
23396 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
23397 v instead of x in vex or maybe_vex alternatives, use
23398 maybe_evex instead of vex in prefix.
23400 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
23401 v instead of x in vex or maybe_vex alternatives, use
23402 maybe_evex instead of vex in prefix.
23404 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
23405 v constraint instead of x.
23407 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
23409 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
23410 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
23413 2016-05-06 Richard Biener <rguenther@suse.de>
23415 PR tree-optimization/70948
23416 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
23417 Properly clobber all fields of va_list for __builtin_va_start.
23419 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
23422 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
23423 loop latch destination.
23425 2016-05-06 Martin Liska <mliska@suse.cz>
23427 * tree-ssa-uninit.c: Apply manual changes
23428 to the GNU coding style.
23429 (prune_uninit_phi_opnds): Rename from
23430 prune_uninit_phi_opnds_in_unrealizable_paths.
23432 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23434 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
23435 mspace): Remove deprecated options.
23436 * doc/invoke.texi (SH options): Remove -mspace.
23438 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23440 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
23442 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23444 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
23445 corresponding combine split pattern.
23447 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23450 * config/sh/predicates.md (long_displacement_mem_operand): New.
23451 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
23452 Add movi20, movi20s alternatives. Adjust length attribute for
23454 (movsi_ie): Allow for any FPU. Adjust length attribute for
23456 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
23457 attribute for alternatives.
23458 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
23459 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
23460 length attribute for alternatives.
23462 2016-05-06 Richard Biener <rguenther@suse.de>
23464 PR tree-optimization/70960
23465 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
23467 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23470 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
23471 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
23473 2016-05-06 Marek Polacek <polacek@redhat.com>
23476 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
23478 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23481 * config/sh/sh.md (*rotcr): Add another variant.
23483 2016-05-06 Richard Biener <rguenther@suse.de>
23485 PR middle-end/70931
23486 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
23488 2016-05-06 Richard Biener <rguenther@suse.de>
23490 PR middle-end/70941
23491 * fold-const.c (split_tree): Always convert to the original type
23494 2016-05-06 Richard Biener <rguenther@suse.de>
23496 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
23497 (fwprop_addr): Likewise.
23499 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
23502 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
23504 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
23505 * config/i386/i386.md (push mem splitter): Use find_constant_src in
23506 the splitter condition.
23507 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
23508 the splitter condition.
23509 (FP float_extend load splitter): Ditto.
23511 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
23513 * config/i386/i386.md (peehole2 patterns): Change true_regnum
23514 to REGNO in all peephole2 patterns.
23515 (post-reload splitters): Change true_regnum to REGNO in
23516 post-reload splitters.
23517 (zero_extend splitters): Use general_reg_operand and
23518 nonimmediate_gr_operand predicates.
23520 2016-05-05 Jakub Jelinek <jakub@redhat.com>
23522 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
23523 v constraint instead of x.
23525 2016-05-05 Alan Modra <amodra@gmail.com>
23528 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
23529 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
23530 TARGET_NO_FP_IN_TOC for -mrelocatable.
23531 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
23532 TARGET_RELOCATABLE test.
23533 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
23534 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23535 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
23536 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
23537 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23538 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
23539 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
23540 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23541 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
23542 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
23544 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
23545 (rs6000_stack_info): Likewise.
23546 (rs6000_elf_asm_out_constructor): Likewise.
23547 (rs6000_elf_asm_out_destructor): Likewise.
23548 (rs6000_elf_declare_function_name): Likewise.
23549 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
23550 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
23553 2016-05-05 Alan Modra <amodra@gmail.com>
23555 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
23557 2016-05-05 Alan Modra <amodra@gmail.com>
23559 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
23560 out-of-line gpr restore for one or two regs if that would add
23563 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
23566 * config/i386/i386.md
23567 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
23568 Change to post-epilogue_completed late splitter. Use sse_reg_operand
23569 as operand 0 predicate.
23570 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
23572 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
23573 Ditto. Emit the pattern using RTX.
23575 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
23576 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
23577 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
23578 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
23580 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
23581 sse_reg_operand as operand 0 predicate.
23583 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
23584 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
23585 instead of gen_rtx_REG.
23586 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
23589 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
23591 * function.c (emit_use_return_register_into_block): Delete.
23592 (gen_return_pattern): Delete.
23593 (emit_return_into_block): Delete.
23594 (active_insn_between): Delete.
23595 (convert_jumps_to_returns): Delete.
23596 (emit_return_for_exit): Delete.
23597 (thread_prologue_and_epilogue_insns): Delete all code dealing with
23598 simple_return for shrink-wrapped blocks.
23599 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
23600 end of blocks that need one.
23601 (get_unconverted_simple_return): Delete.
23602 (convert_to_simple_return): Delete.
23603 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
23604 (convert_to_simple_return): Ditto.
23606 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
23608 * cfgcleanup.c (bb_is_just_return): New function.
23609 (try_optimize_cfg): Simplify jumps to return, branches to return,
23610 and branches around return.
23612 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
23614 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
23615 branch to a return.
23617 2016-05-04 Jakub Jelinek <jakub@redhat.com>
23621 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
23622 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
23623 assert flags & OEP_HASH_CHECK, instead of asserting it
23624 never happens. Handle TARGET_EXPR.
23625 * fold-const.c (operand_equal_p): For hash verification,
23626 or in OEP_HASH_CHECK into flags.
23628 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
23630 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
23632 (compute_samebase_partition_bases): Fix typo.
23634 2016-05-04 Jakub Jelinek <jakub@redhat.com>
23636 * config/i386/sse.md (vec_interleave_highv8sf,
23637 vec_interleave_lowv8sf, vec_interleave_highv4df,
23638 vec_interleave_lowv4df): Remove constraints from expanders.
23640 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
23642 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
23644 * tree-inline.c (expand_call_inline): Fix path dealing with
23645 making lhs of call statement undefined.
23647 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
23649 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
23650 Check availability on NODE, too.
23651 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
23652 (cgraph_node::call_for_symbol_and_aliases): Likewise.
23653 (varpool_node::call_for_symbol_and_aliase): Likewise.
23654 * ipa-pure-const.c (add_new_function): Analyze all bodies.
23655 (propagate_pure_const): Propagate across interposable functions, too.
23656 (skip_function_for_local_pure_const): Do not skip interposable bodies
23658 (pass_local_pure_const::execute): Update.
23660 2016-05-04 Marek Polacek <polacek@redhat.com>
23662 * doc/invoke.texi: Document -Wdangling-else.
23664 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
23666 * config.gcc: Error out when conflicting multilib is detected. Do not
23667 loop over multilibs since no combination is legal.
23669 2016-05-04 Alan Modra <amodra@gmail.com>
23671 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
23672 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
23673 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
23676 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
23678 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
23679 Clean up p5600 comments.
23681 2016-05-04 Richard Biener <rguenther@suse.de>
23683 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
23684 constructor simplifications.
23685 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
23687 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
23689 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
23690 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
23691 result.set_rtx is null instead of aborting.
23692 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
23694 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
23695 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
23696 *mov<mode>_store_postinc): New patterns.
23698 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
23700 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
23701 as commutative. Check both conversions are NOP.
23702 ((A & B) OP (C & B)): Remove.
23704 2016-05-04 Alan Modra <amodra@gmail.com>
23706 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
23708 2016-05-04 Alan Modra <amodra@gmail.com>
23711 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
23712 when cr2,3,4 are all fixed regs.
23714 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
23716 PR rtl-optimization/57193
23717 * opts.c (default_options_table): Revert OPT_frename_registers change.
23718 * doc/invoke.texi (-frename-registers, -O2): Likewise.
23720 2016-05-03 Martin Sebor <msebor@redhat.com>
23723 * builtins.c (fold_builtin_FILE): New function.
23724 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
23725 (fold_builtin_0): Call them.
23726 * gimplify.c (gimplify_call_expr): Remove the handling of
23727 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
23730 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
23731 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
23735 * doc/extend.texi (Function Names as Strings): Update __func__,
23736 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
23739 2016-05-03 Jakub Jelinek <jakub@redhat.com>
23740 Richard Biener <rguenther@suse.de>
23742 PR tree-optimization/70916
23743 * tree-if-conv.c: Include cfganal.h.
23744 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
23745 and remove_fake_exit_edges around the optimization pass.
23747 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
23749 * cgraph.c (symbol_table::create_edge): Set inline_failed.
23750 (cgraph_edge::make_direct): Likewise.
23751 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
23752 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
23753 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
23754 (CIF_THUNK): New code.
23755 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
23756 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
23757 (compute_inline_parameters): Set inline_failed for thunks.
23758 (inline_analyze_function): Cleanup.
23759 * ipa-inline.c (can_inline_edge_p): Do not deal with
23760 call_stmt_cannot_inline_p.
23761 (can_early_inline_edge_p): Likewise.
23762 (early_inliner): Initialize inline_failed.
23763 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
23765 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
23767 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
23768 from nonimm_ssenomem_operand.
23769 (nonimm_ssenomem_operand): New predicate.
23770 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
23771 as operand 0 predicate.
23772 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
23773 Disable unsupported alternatives using "enabled" attribute.
23774 Use register_ssemem_operand as operand 0 predicate.
23775 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
23777 2016-05-03 Marek Polacek <polacek@redhat.com>
23780 * input.c (expansion_point_location): New function.
23781 * input.h (expansion_point_location): Declare.
23783 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
23785 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
23786 occurence with frame_offset_ ones.
23788 2016-05-03 Alan Modra <amodra@gmail.com>
23790 PR rtl-optimization/70890
23791 * ira.c (combine_and_move_insns): When moving def_insn, remove
23792 equivs on use_insn.
23794 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
23796 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
23797 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
23798 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
23799 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
23801 2016-05-03 Alan Modra <amodra@gmail.com>
23803 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
23804 for SAVE_MULTIPLE/STORE_MULTIPLE.
23806 2016-05-03 Jakub Jelinek <jakub@redhat.com>
23808 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
23809 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
23811 2016-05-03 Richard Biener <rguenther@suse.de>
23813 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
23815 (gimplify_arg): Likewise.
23816 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
23817 re-writing the result to a decl if required.
23818 (internal_get_tmp_var): Add allow_ssa parameter
23819 and override into_ssa with it.
23820 (get_formal_tmp_var): Adjust.
23821 (get_initialized_tmp_var): Add allow_ssa parameter.
23822 (gimplify_arg): Add allow_ssa parameter and avoid generating
23823 SSA names for the result false.
23824 (gimplify_call_expr): If the call may return twice do not
23825 gimplify parameters into SSA.
23826 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
23827 (gimplify_modify_expr): Adjust assert. For noreturn calls
23828 with a SSA name LHS adjust its def.
23829 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
23830 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
23831 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
23832 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
23833 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
23834 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
23835 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
23836 (optimize_target_teams): Do not allow SSA names for clause operands.
23837 (gimplify_expr): Likewise for where we mark the result addressable.
23838 * passes.def (pass_init_datastructures): Remove.
23839 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
23840 (rewrite_stmt): Likewise.
23841 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
23842 (replace_locals_op): Replace SSA names.
23843 (copy_gimple_seq_and_replace_locals): Init src_cfun.
23844 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
23845 * cgraph.c (release_function_body): Free CFG annotations only
23846 when we have a CFG. Simplify.
23847 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
23848 force_gimple_operand instead of get_initialized_tmp_var.
23849 * tree-pass.h (make_pass_init_datastructures): Remove.
23850 * tree-ssa.c (execute_init_datastructures): Remove.
23851 (pass_data_init_datastructures): Likewise.
23852 (class pass_init_datastructures): Likewise.
23853 (make_pass_init_datastructures): Likewise.
23854 * omp-low.c (create_omp_child_function): Init SSA data structures.
23855 (grid_expand_target_grid_body): Likewise.
23856 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
23857 name before adding it to names_to_release.
23858 (remove_bb): Always release SSA defs.
23859 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
23860 before dereferencing it.
23861 * cgraphunit.c (init_lowered_empty_function): Always
23862 int SSA data structures.
23863 * tree-ssanames.c (release_defs): Remove assert that we are in
23865 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
23867 2016-05-03 Jakub Jelinek <jakub@redhat.com>
23868 Uros Bizjak <ubizjak@gmail.com>
23870 PR rtl-optimization/70467
23871 * config/i386/predicates.md (x86_64_hilo_int_operand,
23872 x86_64_hilo_general_operand): New predicates.
23873 * config/i386/constraints.md (Wd): New constraint.
23874 * config/i386/i386.md (mode attr di): Use Wd instead of e.
23875 (general_hilo_operand): New mode attr.
23876 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
23877 instead of <general_operand>.
23878 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
23879 x86_64_hilo_general_operand instead of <general_operand>.
23881 2016-05-03 Jakub Jelinek <jakub@redhat.com>
23883 PR tree-optimization/70916
23884 * tree-if-conv.c (constant_or_ssa_name): Removed.
23885 (fold_build_cond_expr): Use is_gimple_val instead of
23886 constant_or_ssa_name.
23888 PR tree-optimization/70916
23889 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
23890 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
23893 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
23894 (optimize_atomic_bit_test_and): New function.
23895 (pass_fold_builtins::execute): Use it.
23896 * optabs.def (atomic_bit_test_and_set_optab,
23897 atomic_bit_test_and_complement_optab,
23898 atomic_bit_test_and_reset_optab): New optabs.
23899 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
23900 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
23901 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
23902 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
23903 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
23904 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
23905 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
23906 * doc/md.texi (atomic_bit_test_and_set@var{mode},
23907 atomic_bit_test_and_complement@var{mode},
23908 atomic_bit_test_and_reset@var{mode}): Document.
23909 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
23910 atomic_bit_test_and_complement<mode>,
23911 atomic_bit_test_and_reset<mode>): New expanders.
23912 (atomic_bit_test_and_set<mode>_1,
23913 atomic_bit_test_and_complement<mode>_1,
23914 atomic_bit_test_and_reset<mode>_1): New insns.
23916 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
23918 PR rtl-optimization/70687
23919 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
23920 instead of unsigned HOST_WIDE_INT.
23922 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
23924 PR rtl-optimization/44281
23925 * hard-reg-set.h (struct target_hard_regs): New field
23926 x_fixed_nonglobal_reg_set.
23927 (fixed_nonglobal_reg_set): New macro.
23928 * reginfo.c (init_reg_sets_1): Initialize it.
23929 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
23931 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
23933 2016-05-03 Bin Cheng <bin.cheng@arm.com>
23935 PR tree-optimization/56541
23936 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
23937 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
23938 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
23939 (any_complicated_phi): new static variable.
23940 (aggressive_if_conv): delete.
23941 (if_convertible_phi_p): support phis with more than two arguments.
23942 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
23943 critical pred edges.
23944 (ifcvt_split_critical_edges): support phis with more than two
23945 arguments by checking new parameter. only split critical edges
23947 (tree_if_conversion): handle simd pragma marked loop using new
23948 local variable aggressive_if_conv. check any_complicated_phi.
23950 2016-05-03 Bin Cheng <bin.cheng@arm.com>
23952 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
23955 2016-05-03 Bin Cheng <bin.cheng@arm.com>
23957 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
23960 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
23962 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
23963 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
23964 define_insn_and_split.
23965 (mulsi3_i): New define_insn_and_split.
23966 (mulsi3_call): Convert to define_insn.
23967 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
23968 Remove constraints.
23970 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23972 * machmode.h (mode_complex): Add support to give the complex mode
23974 (GET_MODE_COMPLEX_MODE): Likewise.
23975 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
23976 stored by build_complex_type and gfc_build_complex_type instead of
23977 trying to figure out the appropriate mode based on the size. Raise
23978 an assertion error, if the type was not set.
23979 * genmodes.c (struct mode_data): Add field for the complex type of
23981 (blank_mode): Likewise.
23982 (make_complex_modes): Remember the complex mode created in the
23984 (emit_mode_complex): Write out the mode_complex array to map a
23985 type mode to the complex version.
23986 (emit_insn_modes_c): Likewise.
23987 * tree.c (build_complex_type): Set the complex type to use before
23988 calling layout_type.
23989 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
23990 support for __float128 complex datatypes.
23991 (rs6000_hard_regno_mode_ok): Likewise.
23992 (rs6000_setup_reg_addr_masks): Likewise.
23993 (rs6000_complex_function_value): Likewise.
23994 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
23995 __float128 and __ibm128 complex.
23996 (FLOAT128_IBM_P): Likewise.
23997 (ALTIVEC_ARG_MAX_RETURN): Likewise.
23998 * doc/extend.texi (Additional Floating Types): Document that
23999 -mfloat128 must be used to enable __float128. Document complex
24000 __float128 and __ibm128 support.
24002 2016-05-02 Jakub Jelinek <jakub@redhat.com>
24005 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
24006 char/short arguments promoted to int because of promote_prototypes.
24008 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
24010 * config/i386/predicates.md (register_ssemem_operand): New predicate.
24011 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
24012 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
24013 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
24014 alternatives using "enabled" attribute. Use register_ssemem_operand
24015 as operand 1 predicate.
24016 (*cmpi<unord>xf_i387): Split XFmode pattern from
24017 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
24018 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
24019 *absneg<mode>2_i387. Disable unsupported alternatives using
24020 "enabled" attribute.
24021 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
24023 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
24025 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
24027 (oacc_loop_process): Check mask for loop termination.
24029 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
24031 * cif-code.def (CIF_THUNK): Add.
24032 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
24035 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
24037 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
24038 (dump_inline_summary): Dump it.
24039 (fp_expression_p): New predicate.
24040 (estimate_function_body_sizes): Use it.
24041 (inline_merge_summary): Merge fp_expressions.
24042 (inline_read_section): Read fp_expressions.
24043 (inline_write_summary): Write fp_expressions.
24044 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
24045 codegen boundary if either caller or callee is !fp_expressions.
24046 * ipa-inline.h (inline_summary): Add fp_expressions.
24047 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
24048 to fp_expressions be sure the fp generation flags are updated.
24050 2016-05-02 Jakub Jelinek <jakub@redhat.com>
24052 PR rtl-optimization/70467
24053 * cse.c (cse_insn): Handle no-op MEM moves after folding.
24055 PR rtl-optimization/70467
24056 * ipa-pure-const.c (check_call): Handle internal calls even in
24057 ipa mode like in local mode.
24059 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
24061 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
24063 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
24065 * match.pd (X u< X, X u> X): New transformations.
24067 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
24069 * flag-types.h (enum warn_strict_overflow_code): Move ...
24070 * coretypes.h: ... here.
24071 * fold-const.h (fold_overflow_warning): Declare.
24072 * fold-const.c (fold_overflow_warning): Make non-static.
24073 (fold_comparison): Move the transformation of X +- C1 CMP C2
24074 into X CMP C2 -+ C1 ...
24075 * match.pd: ... here.
24076 * gimple-fold.c (fold_stmt_1): Protect with
24077 fold_defer_overflow_warnings.
24079 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
24081 * omp-low.c (struct oacc_loop): Add 'inner' field.
24082 (new_oacc_loop_raw): Initialize it to zero.
24083 (oacc_loop_fixed_partitions): Initialize it.
24084 (oacc_loop_auto_partitions): Partition outermost loop to outermost
24085 available partitioning.
24087 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
24089 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
24091 (umulsidi3): Likewise.
24092 (indirect_jump): Fix jump instruction assembly patterns.
24094 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
24097 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
24098 (nvptx_function_value): Assert non-NULL cfun.
24100 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
24102 PR rtl-optimization/70886
24103 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
24105 * cselib.h (rtx_equal_for_cselib_1): Declare.
24106 (rtx_equal_for_cselib_p: New inline function.
24107 * cselib.c (rtx_equal_for_cselib_p): Delete.
24108 (rtx_equal_for_cselib_1): Make public.
24110 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
24112 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
24113 (register_mixssei387nonimm_operand): Remove predicate.
24114 * config/i386/i386.md (*fop_<mode>_comm): Merge from
24115 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
24116 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
24117 for TARGET_MIX_SSE_I387 alternatives.
24118 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
24119 Disable unsupported alternatives using "enabled" attribute. Use
24120 nonimm_ssenomem_operand as operand 1 predicate. Also check
24121 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
24123 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24125 * tree.c (cst_and_fits_in_hwi): Simplify.
24127 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24129 * tree.h (wi::to_wide): New function.
24130 * expr.c (expand_expr_real_1): Use wi::to_wide.
24131 * fold-const.c (int_const_binop_1): Likewise.
24132 (extract_muldiv_1): Likewise.
24134 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24136 * wide-int.h: Update offset_int and widest_int documentation.
24137 (WI_SIGNED_SHIFT_RESULT): New macro.
24138 (wi::binary_shift): Define signed_shift_result_type for
24139 shifts on offset_int- and widest_int-like types.
24140 (generic_wide_int): Support <<= and >>= if << and >> are supported.
24141 * tree.h (int_bit_position): Use shift operators instead of wi::
24143 * alias.c (adjust_offset_for_component_ref): Likewise.
24144 * expr.c (get_inner_reference): Likewise.
24145 * fold-const.c (fold_comparison): Likewise.
24146 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
24147 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
24148 * tree-dfa.c (get_ref_base_and_extent): Likewise.
24149 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
24150 (stmt_kills_ref_p): Likewise.
24151 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
24152 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
24153 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
24154 (ao_ref_init_from_vn_reference): Likewise.
24156 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24158 * wide-int.h: Update offset_int and widest_int documentation.
24159 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
24160 (wi::binary_traits): Allow ordered comparisons between offset_int and
24161 offset_int, between widest_int and widest_int, and between either
24162 of these types and basic C types.
24163 (operator <, <=, >, >=): Define for the same combinations.
24164 * tree.h (tree_int_cst_lt): Use comparison operators instead
24165 of wi:: comparisons.
24166 (tree_int_cst_le): Likewise.
24167 * gimple-fold.c (fold_array_ctor_reference): Likewise.
24168 (fold_nonarray_ctor_reference): Likewise.
24169 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
24170 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
24171 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
24172 * tree-sra.c (completely_scalarize): Likewise.
24173 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
24174 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
24175 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
24176 (check_for_binary_op_overflow): Likewise.
24177 (search_for_addr_array): Likewise.
24178 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
24180 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
24182 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
24183 (arc_save_restore): Likewise.
24184 (arc_dwarf_register_span): Likewise.
24185 (arc_output_pic_addr_const): Initialize suffix variable.
24187 2016-05-02 Martin Liska <mliska@suse.cz>
24189 * symbol-summary.h (function_summary::function_summary):
24190 Remove checking assert for all cgraph nodes.
24191 (function_summary::get): Check summary_uid.
24192 (symtab_insertion): Check summary_uid.
24194 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
24196 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
24197 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
24198 bmaskn instruction.
24199 (arc_dwarf_register_span): Remove enum keyword.
24200 (compact_memory_operand_p): New function.
24201 * config/arc/arc.h (reg_class): Add code density register classes.
24202 (REG_CLASS_NAMES): Likewise.
24203 (REG_CLASS_CONTENTS): Likewise.
24204 * config/arc/arc.md (*movqi_insn): Add code density instructions.
24205 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
24206 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
24207 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
24208 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
24210 (h, Rcd, Rsd, Rzd): New register constraints.
24211 (T): Use compact_memory_operand_p function.
24212 * config/arc/predicates.md (compact_load_memory_operand): Remove.
24214 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
24216 * config/sh/sh.md (*negnegt, *movtt): Remove.
24218 2016-05-02 Marek Polacek <polacek@redhat.com>
24219 Tom de Vries <tom@codesourcery.com>
24221 PR tree-optimization/70700
24222 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
24223 bigger than FIRST_REF_NODE.
24225 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
24228 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
24230 (prepare_cbranch_operands): Don't use scratch register. Assume that
24231 function is used when pseudos can be created.
24232 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
24233 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
24234 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
24235 define_expand. Allow it only when pseudos can be created.
24236 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
24238 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
24240 * config/i386/constraints.md (BC): Only allow -1 operands.
24241 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
24242 Add "enabled" attribute. Update XI mode attribute calculation.
24243 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
24244 (*movoi_internal_avx): Update XI mode attribute calculation.
24245 (*movti_internal): Ditto.
24247 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
24249 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
24250 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
24252 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
24254 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
24255 statement on instruction code. Remove trailing spaces.
24256 (altivec_expand_stv_builtin): Likewise.
24258 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
24260 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
24261 (TARGET_FPU_DOUBLE): Simplify.
24262 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
24263 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
24264 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
24265 with 'TARGET_FPU_DOUBLE'.
24266 * config/sh/sh.md: Likewise.
24268 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
24270 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
24271 SH_DIV_STR_FOR_SIZE): Remove.
24272 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
24273 SH_DIV_STR_FOR_SIZE): Remove.
24275 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
24277 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
24278 logical_reg_operand): Delete.
24279 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
24280 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
24281 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
24282 match_operand and match_test.
24283 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
24284 variables on their first use. Return bool values.
24285 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
24286 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
24287 arith_reg_operand for input operand. Remove empty constraints.
24289 (*xorsi3_compact): Rename to xorsi3.
24290 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
24291 (*zero_extend<mode>si2_disp_mem): Update comment.
24294 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
24296 * config/sh/t-sh: Remove SH5 support.
24297 * config.gcc: Likewise.
24298 * configure: Likewise.
24300 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24302 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
24304 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
24306 * config/sh/sh.c (register_sh_passes, sh_option_override,
24307 sh_print_operand, prepare_move_operands,
24308 sh_can_follow_jump): Remove TARGET_SH1 checks.
24309 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
24310 PROMOTE_MODE): Likewise.
24311 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
24314 2016-04-30 Alan Modra <amodra@gmail.com>
24316 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
24317 restoring when fixed_reg_p, but allow out-of-line or stmw save.
24318 Check for user regs later to avoid unnecessary looping over regs.
24319 Merge user reg check with non-saved reg check. Don't force
24320 inline VR restore when static chain used.
24321 (rs6000_frame_related): Omit eh_frame info for user regs when
24323 (fixed_regs_p): Delete.
24325 2016-04-30 Alan Modra <amodra@gmail.com>
24327 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
24328 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
24331 2016-04-30 Alan Modra <amodra@gmail.com>
24334 * config/rs6000/rs6000.c (fixed_reg_p): New function.
24335 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
24338 2016-04-30 Alan Modra <amodra@gmail.com>
24340 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
24341 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
24342 flag_pic test for Darwin.
24344 2016-04-30 Alan Modra <amodra@gmail.com>
24346 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
24347 throw_calls_crossed.
24348 (REG_FREQ_CALLS_CROSSED): Delete.
24349 (REG_N_THROWING_CALLS_CROSSED): Delete.
24350 * regstat.c (regstat_bb_compute_ri): Don't calculate
24351 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
24352 (dump_reg_info): Don't print call cross frequency.
24353 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
24354 and REG_N_THROWING_CALLS_CROSSED.
24356 2016-04-30 Alan Modra <amodra@gmail.com>
24358 * regs.h (struct reg_info_t): Delete live_length.
24359 (REG_LIVE_LENGTH): Delete macro.
24360 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
24361 local_live, local_processed and local_live_last_luid params.
24362 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
24364 (regstat_compute_ri): Adjust for above. Don't set
24366 (dump_reg_info): Don't print live length.
24367 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
24368 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
24369 Localize loop_depth var.
24371 2016-04-30 Alan Modra <amodra@gmail.com>
24373 * ira.c (enum valid_equiv): New.
24374 (validate_equiv_mem): Return enum.
24375 (update_equiv_mem): Create replacement in more cases.
24376 (add_store_equivs): Update validate_equiv_mem call.
24378 2016-04-30 Alan Modra <amodra@gmail.com>
24380 * ira.c (combine_and_move_insns): Rather than scanning insns,
24381 use DF infrastucture to find use and def insns.
24383 2016-04-30 Alan Modra <amodra@gmail.com>
24385 ira.c (combine_and_move_insns): Move invariant conditions..
24386 (ira.c): ..to here. Call combine_and_move_insns before
24387 add_store_equivs. Call grow_reg_equivs later. Allocate
24388 req_equiv later using max_reg_num() rather than global max_regno.
24389 (contains_replace_regs): Delete.
24390 (add_store_equivs): Remove contains_replace_regs test.
24392 2016-04-30 Alan Modra <amodra@gmail.com>
24394 * ira.c (struct equiv_mem_data): New.
24395 (equiv_mem, equiv_mem_modified): Delete static vars.
24396 (validate_equiv_mem_from_store): Use "data" param to communicate..
24397 (validate_equiv_mem): ..from here.
24399 2016-04-30 Alan Modra <amodra@gmail.com>
24401 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
24403 (update_reg_equivs): ..here. Move allocation and freeing of
24404 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
24405 end_alias_analysis to..
24408 2016-04-30 Alan Modra <amodra@gmail.com>
24410 * ira.c (pdx_subregs): Delete.
24411 (struct equivalence): Add pdx_subregs field.
24412 (set_paradoxical_subreg): Remove pdx_subregs param. Update
24413 pdx_subregs access.
24414 (update_equiv_regs): Don't create or free pdx_subregs. Update
24415 pdx_subregs access.
24417 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24419 * config/rs6000/altivec.h: Change definitions of vec_xl and
24421 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
24422 (LD_ELEMREV_V2DI): New.
24423 (LD_ELEMREV_V4SF): New.
24424 (LD_ELEMREV_V4SI): New.
24425 (LD_ELEMREV_V8HI): New.
24426 (LD_ELEMREV_V16QI): New.
24427 (ST_ELEMREV_V2DF): New.
24428 (ST_ELEMREV_V2DI): New.
24429 (ST_ELEMREV_V4SF): New.
24430 (ST_ELEMREV_V4SI): New.
24431 (ST_ELEMREV_V8HI): New.
24432 (ST_ELEMREV_V16QI): New.
24435 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
24436 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
24437 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
24438 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
24439 (altivec_expand_builtin): Add handling for
24440 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
24441 (rs6000_invalid_builtin): Add error-checking for
24442 RS6000_BTM_P9_VECTOR.
24443 (altivec_init_builtins): Define builtins used to implement vec_xl
24445 (rs6000_builtin_mask_names): Define power9-vector.
24446 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
24447 (RS6000_BTM_P9_VECTOR): Define.
24448 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
24449 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
24450 (vsx_ld_elemrev_v2df): Likewise.
24451 (vsx_ld_elemrev_v4sf): Likewise.
24452 (vsx_ld_elemrev_v4si): Likewise.
24453 (vsx_ld_elemrev_v8hi): Likewise.
24454 (vsx_ld_elemrev_v16qi): Likewise.
24455 (vsx_st_elemrev_v2df): Likewise.
24456 (vsx_st_elemrev_v2di): Likewise.
24457 (vsx_st_elemrev_v4sf): Likewise.
24458 (vsx_st_elemrev_v4si): Likewise.
24459 (vsx_st_elemrev_v8hi): Likewise.
24460 (vsx_st_elemrev_v16qi): Likewise.
24461 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
24464 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
24466 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
24468 (simplify_control_stmt_condition_1): ... here. Recurse into
24469 BIT_AND_EXPRs and BIT_IOR_EXPRs.
24471 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
24474 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
24475 (zero_extendqi<mode>2_dot): Revert earlier conversion from
24476 define_insn_and_split to define_insn.
24477 (zero_extendqi<mode>2_dot2): Same.
24478 (extendqi<mode>2_dot): Same.
24479 (extendqi<mode>2_dot2): Same.
24481 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24483 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
24484 (probe_stack): New expander.
24485 (probe_stack_<mode>): New insn pattern.
24487 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24489 * config/i386/i386.md
24490 (operations with memory inputs setting flags peephole2):
24491 Remove uneeded REG_P checks. Cleanup pattern generation.
24493 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
24495 * tree-vect-loop.c (vect_transform_loop): Fix
24496 nb_iterations_upper_bound computation for vectorized loop.
24498 2016-04-29 Marek Polacek <polacek@redhat.com>
24499 Jakub Jelinek <jakub@redhat.com>
24502 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
24503 TARGET_EXPR_SLOT as a base.
24505 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
24507 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
24508 with 'rCm2' constraints to limit possible immediate size.
24509 (*load_zeroextendqisi_update): Likewise.
24510 (*load_signextendqisi_update): Likewise.
24511 (*loadhi_update): Likewise.
24512 (*load_zeroextendhisi_update): Likewise.
24513 (*load_signextendhisi_update): Likewise.
24514 (*loadsi_update): Likewise.
24515 (*loadsf_update): Likewise.
24517 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24519 * config/i386/predicates.md (constm1_operand): Fix comparison.
24521 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
24523 * testsuite/gcc.target/arc/ieee_eq.c: New test.
24525 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
24527 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
24528 remaining SH5 related settings.
24529 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
24530 shmedia_prepare_call_address): Delete.
24531 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
24532 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
24533 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
24534 UNSUPPORTED_SH2A): Remove m5 checks.
24535 (sh_divide_strategy_e): Remove SH5 division strategies.
24536 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
24537 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
24539 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
24541 * config/s390/s390.c (s390_rtx_costs): Update documentation.
24543 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24545 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
24546 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
24547 Change lder to ldr.
24548 * config/s390/vector.md ("mov<mode>"): Likewise.
24550 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
24552 * config/s390/constraints.md ("U", "W"): Invoke
24553 s390_mem_constraint with "ZR" and "ZT".
24554 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
24555 addresses when using LRA. Accept also short displacements for S
24556 and T constraints. Do not check for long displacement target for
24557 S and T constraints.
24558 (s390_mem_constraint): Remove handling of U and W constraints.
24559 * config/s390/s390.md (various patterns): Remove the short
24560 displacement constraints (Q and R) if a long displacement
24561 constraint is present. Add longdisp as required CPU capability.
24562 * config/s390/vector.md: Likewise.
24563 * config/s390/vx-builtins.md: Likewise.
24565 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
24568 * reload1.c (reload): Call finish_spills before
24569 restarting reload loop. Skip select_reload_regs
24570 if update_eliminables_and_spill returns true.
24572 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
24574 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
24575 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
24576 (umulhisi3_imm): Update predicates and constraint letters.
24577 (umulhisi3_reg): Declare instruction as commutative.
24578 * config/arc/constraints.md (J12, J16): New constraints.
24579 * config/arc/predicates.md (short_unsigned_const_operand): New
24581 (arc_short_operand): Likewise.
24582 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
24584 2016-04-29 Richard Biener <rguenther@suse.de>
24586 PR tree-optimization/13962
24587 PR tree-optimization/65686
24588 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
24589 * tree-ssa-alias.c (ptrs_compare_unequal): New function
24590 using PTA to compare pointers.
24591 * match.pd: Add pattern for pointer equality compare simplification
24592 using ptrs_compare_unequal.
24594 2016-04-29 Richard Biener <rguenther@suse.de>
24596 * stor-layout.c (layout_type): Do not build a pointer-to-element
24599 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24601 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
24602 Use SWI mode iterator. Use general_reg_operand predicate.
24603 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
24604 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
24607 2016-04-29 Jakub Jelinek <jakub@redhat.com>
24609 PR middle-end/70843
24610 * fold-const.c (operand_equal_p): Don't verify hash value equality
24612 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
24615 2016-04-28 Jakub Jelinek <jakub@redhat.com>
24618 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
24619 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
24620 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
24621 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
24622 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
24624 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24626 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
24627 to info. Don't initialize separate fields to 0. Clean up
24630 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24632 * config/i386/i386.md (peephole2s for operations with memory inputs):
24633 Use SWI mode iterator.
24634 (peephole2s for operations with memory outputs): Ditto.
24635 Do not check for stack checking probe.
24637 (probe_stack): Remove expander.
24639 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24640 Andrew Burgess <andrew.burgess@embecosm.com>
24642 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
24643 operands as 32-bits.
24645 2016-04-28 Jason Merrill <jason@redhat.com>
24647 * gdbinit.in: Skip line-map.h.
24649 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24650 Andrew Burgess <andrew.burgess@embecosm.com>
24652 * config/arc/arc.c (arc_conditional_register_usage): Take
24653 TARGET_RRQ_CLASS into account.
24654 (arc_print_operand): Support printing 'p' and 's' operands.
24655 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
24657 (TARGET_RRQ_CLASS): Define.
24658 (IS_POWEROF2_OR_0_P): Define.
24659 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
24661 (*tst_movb): New define_insn.
24662 (*tst): Avoid recognition if it could prevent '*tst_movb'
24663 combination; replace c/CnL with c/Chs alternative.
24664 (*tst_bitfield_tst): New define_insn.
24665 (*tst_bitfield_asr): New define_insn.
24666 (*tst_bitfield): New define_insn.
24667 (andsi3_i): Add Rrq variant.
24668 (extzv): New define_expand.
24669 (insv): New define_expand.
24670 (*insv_i): New define_insn.
24671 (*movb): New define_insn.
24672 (*movb_signed): New define_insn.
24673 (*movb_high): New define_insn.
24674 (*movb_high_signed): New define_insn.
24675 (*movb_high_signed + 1): New define_split pattern.
24676 (*mrgb): New define_insn.
24677 (*mrgb + 1): New define_peephole2 pattern.
24678 (*mrgb + 2): New define_peephole2 pattern.
24679 * config/arc/arc.opt (mbitops): New option for nps400, uses
24680 TARGET_NPS_BITOPS_DEFAULT.
24681 * config/arc/constraints.md (q): Make register class conditional.
24682 (Rrq): New register constraint.
24683 (Chs): New constraint.
24684 (Clo): New constraint.
24685 (Chi): New constraint.
24686 (Cbf): New constraint.
24687 (Cbn): New constraint.
24688 (C18): New constraint.
24689 (Cbi): New constraint.
24691 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24693 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
24695 (bitmap_intersection_of_preds): Ditto.
24696 (bitmap_union_of_succs): Ditto.
24697 (bitmap_union_of_preds): Ditto.
24698 * sbitmap.c (do_popcount): Delete.
24699 (BITMAP_DEBUGGING): Delete.
24700 (sbitmap_verify_popcount): Delete.
24701 (sbitmap_alloc): Don't initialize the popcount field.
24702 (sbitmap_alloc_with_popcount): Delete.
24703 (sbitmap_resize): Don't resize the popcount array.
24704 (sbitmap_vector_alloc): Don't initialize the popcount field.
24705 (bitmap_copy): Don't copy the popcount array.
24706 (bitmap_clear): Don't clear the popcount array.
24707 (bitmap_clear): Delete the popcount array handling.
24708 (bitmap_ior_and_compl): Delete the popcount assert.
24709 (bitmap_not): Ditto.
24710 (bitmap_and_compl): Ditto.
24711 (bitmap_and): Delete the popcount array handling.
24712 (bitmap_xor): Ditto.
24713 (bitmap_ior): Ditto.
24714 (bitmap_or_and): Delete the popcount assert.
24715 (bitmap_and_or): Ditto.
24716 (popcount_table): Delete.
24717 (sbitmap_elt_popcount): Delete.
24718 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
24719 (bitmap_set_bit): Delete the popcount assert.
24720 (bitmap_clear_bit): Ditto.
24721 (sbitmap_free): Don't free the popcount array.
24722 (sbitmap_alloc_with_popcount): Delete declaration.
24723 (sbitmap_popcount): Ditto.
24725 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24726 Andrew Burgess <andrew.burgess@embecosm.com>
24728 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
24729 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
24730 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
24731 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
24732 * config/arc/arc.opt (mcmem): New option.
24733 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
24734 supply length for r/m alternative.
24735 (*extendqisi2_ac): Likewise.
24736 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
24738 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
24739 (movhi_insn): Likewise.
24740 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
24741 (*zero_extendqihi2_i): Add r/Ucm alternative.
24742 (*zero_extendqisi2_ac): Likewise.
24743 (*zero_extendhisi2_i): Likewise.
24744 * config/arc/constraints.md (Uex): New memory constraint.
24745 (Ucm): New define_constraint.
24746 * config/arc/predicates.md (long_immediate_loadstore_operand):
24747 Return 0 for MEM with cmem_address address.
24748 (cmem_address_0): New predicates.
24749 (cmem_address_1): Likewise.
24750 (cmem_address_2): Likewise.
24751 (cmem_address): Likewise.
24753 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24755 * config/rs6000/rs6000.c (machine_function): Rename
24756 insn_chain_scanned_p to spe_insn_chain_scanned_p.
24757 (rs6000_stack_info): Adjust.
24759 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24760 Andrew Burgess <andrew.burgess@embecosm.com>
24762 * config/arc/constraints.md (Usd): Convert to define_constraint.
24766 2016-04-28 Jakub Jelinek <jakub@redhat.com>
24769 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
24770 Add new peephole2 where the first insn is *mov<mode>_or instead of
24771 *mov<mode>_internal.
24773 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
24775 * tracer.c (bb_seen): Make static.
24777 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
24779 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
24780 support, setup defaults.
24781 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
24782 * config/arc/arc.c (arc_init): Add NPS400 support.
24783 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
24784 (TARGET_ARC700): NPS400 is also an ARC700.
24785 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
24787 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24790 * config/nds32/nds32.md (casesi): Don't access the operands array
24793 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24795 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
24796 (or $-1,reg peephole2): Ditto.
24797 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
24799 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
24801 * doc/extend.texi (Common Function Attributes) [optimize]:
24802 Discourage use of the optimize attribute.
24804 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
24806 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
24807 special case builtin.
24808 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
24809 ALTIVEC_BUILTIN_VEC_ADDE.
24810 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
24811 support for ALTIVEC_BUILTIN_VEC_ADDE.
24812 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
24813 for __builtin_vec_adde.
24815 2016-04-28 Jakub Jelinek <jakub@redhat.com>
24817 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
24818 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
24820 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24823 * doc/sourcebuild.texi (Effective-Target Keywords, Other
24824 attributes): Document cilkplus_runtime.
24826 2016-04-28 Martin Jambor <mjambor@suse.cz>
24828 * tree-cfg.c (verify_expr): Verify that local declarations belong to
24829 this function. Call verify_expr on MEM_REFs and bases of other
24830 handled_components.
24832 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24834 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
24835 for WORD_REGISTER_OPERATIONS to runtime check.
24837 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24839 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
24841 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24843 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
24844 big-endian compilation.
24845 * config/arc/arc.md (addf3): Likewise.
24846 (subdf3): Likewise.
24847 (muldf3): Likewise.
24849 2016-04-28 Richard Biener <rguenther@suse.de>
24851 PR tree-optimization/70840
24852 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
24853 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
24854 Mark x * pow(x,c) -> pow(x,c+1) commutative.
24855 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
24857 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24859 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
24860 and explain why in a comment.
24862 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24864 * config/arc/arc.md (cpu_facility): Add fpx variant.
24865 (subdf3): Prohibit use reverse sub when assist operations option
24867 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
24868 instructions only when FPX is enabled.
24869 * testsuite/gcc.target/arc/trsub.c: New test.
24871 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24873 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
24874 mult_operator when calculating "type" attribute.
24875 (*fop_<mode>_1_i387): Ditto.
24876 (*fop_xf_1_i387): Ditto.
24877 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
24878 Use std::swap to swap operands. Use RTL expressions to generate
24881 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24882 Joern Rennecke <joern.rennecke@embecosm.com>
24884 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
24886 (emit_pic_move): Remove.
24887 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
24888 * config/arc/arc.c (emit_pic_move): Removed.
24889 (TARGET_HAVE_TLS): Define.
24890 (arc_conditional_register_usage): Test for arc_tp_regno.
24891 (arc_print_operand, arc_print_operand_address): Handle TLS
24893 (arc_needs_pcl_p): New function.
24894 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
24895 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
24896 (arc_raw_symbolic_reference_mentioned_p): Likewise.
24897 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
24898 (arc_legitimize_tls_address): Likewise.
24899 (DTPOFF_ZERO_SYM): Define.
24900 (arc_legitimize_pic_address): Make it static, handle TLS cases.
24901 (arc_output_pic_addr_const): Print TLS unspecs.
24902 (prepare_pic_move): New function, replaces emit_pic_move.
24903 (arc_legitimate_constant_p): Handle TLS unspecs.
24904 (arc_legitimate_address_p): Likewise.
24905 (arc_rewrite_small_data_p): Use assert for TLS constants.
24906 (prepare_move_operands): Use prepare_pic_move.
24907 (arc_legitimize_address): Legitimize tls addresses.
24908 (arc_epilogue_uses): Check for arc_tp_regno.
24909 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
24910 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
24912 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
24914 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
24915 %(arc_tls_extra_start_spec).
24916 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
24917 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
24919 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
24920 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
24921 (UNSPEC_TLS_OFF): Add.
24923 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
24924 (get_thread_pointersi): New patterns.
24925 * config/arc/arc.opt (mtp-regno): New option.
24926 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
24927 (move_dest_operand): Likewise.
24928 * configure: Regenerate.
24929 * configure.ac: Add arc*-*-* case to test for tls.
24930 * doc/invoke.texi (ARC options): Document mtp-regno.
24932 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24934 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
24935 the new ARC HS SIMD instructions.
24936 (arc_preferred_simd_mode): New function.
24937 (arc_autovectorize_vector_sizes): Likewise.
24938 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
24939 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
24940 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
24941 (arc_init_builtins): Add new SIMD builtin types.
24942 (arc_split_move): Handle 64 bit vector moves.
24943 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
24944 (TARGET_PLUS_QMACW): Define.
24945 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
24946 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
24947 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
24948 (VSUBADD4H): New builtins.
24949 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
24950 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
24952 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
24953 Matthias Klose <doko@debian.org>
24955 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
24957 2016-04-28 Richard Biener <rguenther@suse.de>
24959 PR middle-end/70777
24960 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
24963 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
24965 * common/config/sh/sh-common.c: Remove SH5 support.
24966 * config/sh/constraints.md: Likewise.
24967 * config/sh/config/sh/elf.h: Likewise.
24968 * config/sh/linux.h: Likewise.
24969 * config/sh/netbsd-elf.h: Likewise.
24970 * config/sh/predicates.md: Likewise.
24971 * config/sh/sh-c.c: Likewise.
24972 * config/sh/sh-protos.h: Likewise.
24973 * config/sh/sh.c: Likewise.
24974 * config/sh/sh.h: Likewise.
24975 * config/sh/sh.md: Likewise.
24976 * config/sh/sh.opt: Likewise.
24977 * config/sh/sync.md: Likewise.
24978 * config/sh/sh64.h: Delete.
24979 * config/sh/shmedia.h: Likewise.
24980 * config/sh/shmedia.md: Likewise.
24981 * config/sh/sshmedia.h: Likewise.
24982 * config/sh/t-netbsd-sh5-64: Likewise.
24983 * config/sh/t-sh64: Likewise.
24984 * config/sh/ushmedia.h: Likewise.
24986 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24988 * config/i386/i386.md (sign_extend to memory peephole2s): Use
24989 general_reg_operand instead of register_operand predicate.
24991 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
24993 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
24995 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
24997 * match.pd (A - B > A, A + B < A): New transformations.
24999 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
25001 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
25002 which defaults to true. Emit an outer pair of parentheses only if
25003 EMIT_PARENS. When continuing a chain of && or || (or & or |),
25004 don't emit parentheses for the right-hand operand.
25006 2016-04-27 Jeff Law <law@redhat.com>
25008 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
25010 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25012 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
25013 (altivec_lvx_<mode>_internal): Document.
25014 (altivec_lvx_<mode>_2op): New define_insn.
25015 (altivec_lvx_<mode>_1op): Likewise.
25016 (altivec_lvx_<mode>_2op_si): Likewise.
25017 (altivec_lvx_<mode>_1op_si): Likewise.
25018 (altivec_stvx_<mode>): Remove.
25019 (altivec_stvx_<mode>_internal): Document.
25020 (altivec_stvx_<mode>_2op): New define_insn.
25021 (altivec_stvx_<mode>_1op): Likewise.
25022 (altivec_stvx_<mode>_2op_si): Likewise.
25023 (altivec_stvx_<mode>_1op_si): Likewise.
25024 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
25025 Expand vec_ld and vec_st during parsing.
25026 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
25028 (altivec_expand_stvx_be): Likewise.
25029 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
25030 address-masking behavior in RTL.
25031 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
25032 address-masking behavior in RTL.
25033 (altivec_expand_builtin): Change builtin code arguments for calls
25034 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
25035 (insn_is_swappable_p): Avoid incorrect swap optimization in the
25036 presence of lvx/stvx patterns.
25037 (alignment_with_canonical_addr): New function.
25038 (alignment_mask): Likewise.
25039 (find_alignment_op): Likewise.
25040 (recombine_lvx_pattern): Likewise.
25041 (recombine_stvx_pattern): Likewise.
25042 (recombine_lvx_stvx_patterns): Likewise.
25043 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
25044 stvx patterns from expand.
25045 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
25047 (vector_altivec_store_<mode>): Likewise.
25049 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
25051 * config/aarch64/aarch64.md
25052 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
25053 remove the "fp" attributes.
25054 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
25055 add the "simd" attributes.
25056 (*movdf_aarch64): Likewise.
25057 (*movtf_aarch64): Remove the "fp" attributes.
25058 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
25059 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
25061 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25063 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
25064 rtx to rtx_code_label *.
25065 * rtl.h (maybe_set_first_label_num): Likewise.
25067 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25069 * df-core.c (df_add_problem): Make the problem param be const.
25070 (df_remove_problem): Make local "problem" be const.
25071 * df-problems.c (problem_RD): Make const.
25072 (problem_LR): Likewise.
25073 (problem_LIVE): Likewise.
25074 (problem_MIR): Likewise.
25075 (problem_CHAIN): Likewise.
25076 (problem_WORD_LR): Likewise.
25077 (problem_NOTE): Likewise.
25078 (problem_MD): Likewise.
25079 * df-scan.c (problem_SCAN): Likewise.
25080 * df.h (struct df_problem): Make field "dependent_problem" be
25082 (struct dataflow): Likewise for field "problem".
25083 (df_add_problem): Make param const.
25085 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
25087 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
25088 inter-unit moves to/from vector registers are enabled. Do not disable
25091 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25093 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
25094 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
25096 (enum df_problem_id): ...this new enum.
25097 (struct df_problem): Convert field "id" from "int" to
25098 enum df_problem_id.
25100 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25102 * rtl.def: Update comment for "things in the instruction chain" to
25103 reflect the removal of the leading "i" field for INSN_UID in
25104 r210360. Fix bogus apostrophe.
25106 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
25108 * config/i386/i386.md
25109 (lea arith with mem operand + setcc peephole2): Set operator mode.
25111 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
25114 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
25115 (dimode_scalar_to_vector_candidate_p): This.
25116 (timode_scalar_to_vector_candidate_p): New function.
25117 (scalar_to_vector_candidate_p): Likewise.
25118 (timode_check_non_convertible_regs): Likewise.
25119 (timode_remove_non_convertible_regs): Likewise.
25120 (remove_non_convertible_regs): Likewise.
25121 (remove_non_convertible_regs): Renamed to ...
25122 (dimode_remove_non_convertible_regs): This.
25123 (scalar_chain::~scalar_chain): Make it virtual.
25124 (scalar_chain::compute_convert_gain): Make it pure virtual.
25125 (scalar_chain::mark_dual_mode_def): Likewise.
25126 (scalar_chain::convert_insn): Likewise.
25127 (scalar_chain::convert_registers): Likewise.
25128 (scalar_chain::add_to_queue): Make it protected.
25129 (scalar_chain::emit_conversion_insns): Likewise.
25130 (scalar_chain::replace_with_subreg): Likewise.
25131 (scalar_chain::replace_with_subreg_in_insn): Likewise.
25132 (scalar_chain::convert_op): Likewise.
25133 (scalar_chain::convert_reg): Likewise.
25134 (scalar_chain::make_vector_copies): Likewise.
25135 (scalar_chain::convert_registers): New pure virtual function.
25136 (class dimode_scalar_chain): New class.
25137 (class timode_scalar_chain): Likewise.
25138 (scalar_chain::mark_dual_mode_def): Renamed to ...
25139 (dimode_scalar_chain::mark_dual_mode_def): This.
25140 (timode_scalar_chain::mark_dual_mode_def): New function.
25141 (timode_scalar_chain::convert_insn): Likewise.
25142 (dimode_scalar_chain::convert_registers): Likewise.
25143 (scalar_chain::compute_convert_gain): Renamed to ...
25144 (dimode_scalar_chain::compute_convert_gain): This.
25145 (scalar_chain::replace_with_subreg): Renamed to ...
25146 (dimode_scalar_chain::replace_with_subreg): This.
25147 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
25148 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
25149 (scalar_chain::make_vector_copies): Renamed to ...
25150 (dimode_scalar_chain::make_vector_copies): This.
25151 (scalar_chain::convert_reg): Renamed to ...
25152 (dimode_scalar_chain::convert_reg ): This.
25153 (scalar_chain::convert_op): Renamed to ...
25154 (dimode_scalar_chain::convert_op): This.
25155 (scalar_chain::convert_insn): Renamed to ...
25156 (dimode_scalar_chain::convert_insn): This.
25157 (scalar_chain::convert): Call convert_registers.
25158 (convert_scalars_to_vector): Change to scalar_chain pointer to
25159 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
25160 in 32-bit mode. Delete scalar_chain pointer. Call
25161 free_dominance_info in 64-bit mode.
25162 (pass_stv::gate): Remove TARGET_64BIT check.
25163 (ix86_option_override): Put the 64-bit STV pass before the CSE
25166 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
25168 * dwarf2out.h (struct dw_loc_descr_node): Remove the
25169 dw_loc_frame_offset field.
25170 * dwarf2out.c (new_loc_descr): Likewise.
25171 (resolve_args_picking_1): Turn the VISITED hash set into a
25172 FRAME_OFFSET hash map. Use it to associate a frame offset to
25173 visited nodes. Remove uses of the CHECKING_P macro.
25174 (resolve_args_picking): Update call to resolve_args_picking_1.
25176 2016-04-27 Martin Liska <mliska@suse.cz>
25178 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
25179 (free_loop_data): Release vuses of groups.
25181 2016-04-27 Bin Cheng <bin.cheng@arm.com>
25183 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
25184 instead of redundant use_id and boolean have_use_for.
25185 (struct iv_use): Change sub_id into group_id. Remove field next.
25186 Move fields: related_cands, n_map_members, cost_map and selected
25188 (struct iv_group): ... here. New structure.
25189 (struct iv_common_cand): Use structure declaration directly.
25190 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
25191 (MAX_CONSIDERED_USES): Rename macro to ...
25192 (MAX_CONSIDERED_GROUPS): ... here.
25193 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
25194 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
25195 (dump_uses): Rename to ...
25196 (dump_groups): ... here. Update all uses.
25197 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
25198 (find_induction_variables): Refactor format of dump information.
25199 (record_sub_use): Delete.
25200 (record_use): Update all uses.
25201 (record_group): New function.
25202 (record_group_use, find_interesting_uses_op): Call above functions.
25204 (find_interesting_uses_cond): Ditto.
25205 (group_compare_offset): New function.
25206 (split_all_small_groups): Rename to ...
25207 (split_small_address_groups_p): ... here. Update all uses.
25208 (split_address_groups): Update all uses.
25209 (find_interesting_uses): Refactor format of dump information.
25210 (add_candidate_1): Update all uses. Remove redundant check on iv,
25212 (add_candidate, record_common_cand): Remove redundant assert.
25213 (add_iv_candidate_for_biv): Update use.
25214 (add_iv_candidate_derived_from_uses): Update all uses.
25215 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
25216 (alloc_use_cost_map): Ditto.
25217 (set_use_iv_cost, get_use_iv_cost): Rename to ...
25218 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
25219 (determine_use_iv_cost_generic): Ditto.
25220 (determine_group_iv_cost_generic): Ditto.
25221 (determine_use_iv_cost_address): Ditto.
25222 (determine_group_iv_cost_address): Ditto.
25223 (determine_use_iv_cost_condition): Ditto.
25224 (determine_group_iv_cost_cond): Ditto.
25225 (determine_use_iv_cost): Ditto.
25226 (determine_group_iv_cost): Ditto.
25227 (set_autoinc_for_original_candidates): Update all uses.
25228 (find_iv_candidates): Update all uses. Refactor dump information.
25229 (determine_use_iv_costs): Ditto.
25230 (determine_iv_costs): Ditto.
25231 (iv_ca_cand_for_use): Rename to ...
25232 (iv_ca_cand_for_group): ... here. Update all uses.
25233 (iv_ca_add_use, iv_ca_add_group): Ditto.
25234 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
25235 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
25236 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
25237 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
25238 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
25239 (create_new_iv, adjust_iv_update_pos): Ditto.
25240 (rewrite_use_address): Delete.
25241 (rewrite_use_address_1): Rename to ...
25242 (rewrite_use_address): ... here.
25243 (rewrite_use_compare): Update all uses.
25244 (rewrite_use): Delete.
25245 (rewrite_uses): Rename to ...
25246 (rewrite_groups): ... here. Update all uses.
25247 (remove_unused_ivs, free_loop_data): Update all uses.
25248 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
25250 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25252 * rtlanal.c (nonzero_bits1): Convert preprocessor check
25253 for WORD_REGISTER_OPERATIONS to runtime check.
25255 2016-04-27 Richard Biener <rguenther@suse.de>
25258 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
25259 aggregate_value_p to determine if a function result is
25260 returned by reference.
25261 (ipa_pta_execute): Functions having their address taken are
25262 not automatically nonlocal.
25264 2016-04-27 Jakub Jelinek <jakub@redhat.com>
25267 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
25268 * fold-const.c (operand_equal_p): If flag_checking and
25269 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
25270 and if it returns non-zero, assert iterative_hash_expr on both
25273 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
25275 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
25277 2016-04-27 Nick Clifton <nickc@redhat.com>
25279 PR middle-end/49889
25280 * varasm.c (merge_weak): Generate an error if an attempt is made
25281 to convert a non-weak static function into a weak, public function.
25283 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
25285 * params.def (MAX_PARTITION_SIZE): New param.
25286 * doc/invoke.texi: Document lto-max-partition.
25288 2016-04-27 Richard Biener <rguenther@suse.de>
25291 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
25292 function cummulating used_from_other_partition, externally_visible
25293 and force_output from aliases.
25294 (refered_from_nonlocal_var): Likewise.
25295 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
25296 node flags properly.
25298 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
25300 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
25301 (-Wmemset-elt-size): New item.
25303 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
25306 * stor-layout.h (internal_reference_types): Delete.
25307 * stor-layout.c (reference_types_internal): Likewise.
25308 (internal_reference_types): Likewise.
25309 (layout_type) <REFERENCE_TYPE>: Adjust.
25311 2016-04-27 Jakub Jelinek <jakub@redhat.com>
25314 * tree.h (inchash::add_expr): Add FLAGS argument.
25315 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
25316 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
25317 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
25318 Formatting fix. Adjust recursive calls. For tcc_comparison,
25319 if swap_tree_comparison (code) is smaller than code, hash that
25320 and arguments in the other order. Hash CONVERT_EXPR the same
25321 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
25322 of ADDR_EXPR of decl as the decl itself. Add or remove
25323 OEP_ADDRESS_OF from recursive flags as needed. For
25324 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
25325 operands commutatively and only the third one normally.
25326 For internal CALL_EXPR hash in CALL_EXPR_IFN.
25328 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
25330 * config/rtems.h (LIB_SPEC): Add -latomic.
25332 2016-04-27 Joel Sherrill <joel@rtems.org>
25334 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
25335 xilink.ld and flags not relevant to RTEMS.
25337 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
25339 * toplev.c (backend_init_target): Avoid calling init_reload when using
25342 2016-04-26 Jakub Jelinek <jakub@redhat.com>
25344 * reorg.c (try_merge_delay_insns): Declare i and j inside the
25345 for loops rather than one for the whole function.
25347 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
25349 * match.pd (X + CST CMP X): New transformation.
25351 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
25353 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
25354 * fold-const.c (fold_binary_loc): Remove 2 transformations
25355 superseded by match.pd.
25356 * match.pd (x+x -> x*2): Generalize to integers.
25358 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
25360 * config/i386/i386.md (operation on memory peephole): Duplicate an
25361 existing peephole and adapt it to match lea rather than an operation
25364 PR rtl-optimization/57193
25365 * opts.c (default_options_table): Add OPT_frename_registers at -O2
25367 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
25369 2016-04-26 Bin Cheng <bin.cheng@arm.com>
25371 * tree-if-conv.c (any_pred_load_store): New static variable.
25372 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
25373 any_pred_load_store instead of and_mask_load_store.
25374 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
25375 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
25376 (combine_blocks, tree_if_conversion): Ditto.
25378 2016-04-26 Bin Cheng <bin.cheng@arm.com>
25380 PR tree-optimization/70771
25381 PR tree-optimization/70775
25382 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
25383 virtual PHI nodes. Delete parameter.
25384 (if_convertible_loop_p_1): Delete argument to above function.
25385 (predicate_all_scalar_phis): Delete code handling single-argument
25387 (tree_if_conversion): Mark and update virtual SSA.
25389 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25392 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
25393 (x86_elf_aligned_common): Rename to ...
25394 (x86_elf_aligned_decl_common): ... this.
25395 Add decl arg. Switch to .lbss for largecomm object. Use
25396 LARGECOMM_SECTION_ASM_OP.
25397 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
25399 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
25400 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
25402 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
25403 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
25405 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25408 * config/i386/i386.c (SECTION_LARGE): Define.
25409 (x86_64_elf_select_section): Set it for large data/bss sections.
25410 Only clear SECTION_WRITE for .lrodata.
25411 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
25413 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
25414 * varasm.c (default_elf_asm_named_section): Grow flagchars.
25415 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
25417 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
25418 * doc/tm.texi: Regenerate.
25420 2016-04-26 Jakub Jelinek <jakub@redhat.com>
25423 * configure.ac (--enable-checking): Document extra flag, for
25424 non-release builds default to --enable-checking=yes,extra.
25425 If misc checking and extra checking, define CHECKING_P to 2 instead
25427 * common.opt (fchecking=): Add.
25428 * doc/invoke.texi (-fchecking=): Document.
25429 * doc/install.texi: Document --enable-checking changes.
25430 * configure: Regenerated.
25431 * config.in: Regenerated.
25433 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25435 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
25436 attribute instead of which_alternative.
25437 * config/i386/sse.md (*mov<mode>_internal): Ditto.
25438 Use EXT_REX_SSE_REG_P where appropriate.
25440 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25442 * config/i386/predicates.md (const0_operand): Do not match
25443 const_wide_int code.
25444 (const1_operand): Ditto.
25446 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25448 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
25449 for SSE constm1 operands and TARGET_AVX512VL.
25450 (*movti_internal): Ditto.
25451 (*mov<mode>_or): Use constm1_operand predicate.
25452 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
25453 for SSE vector_all_ones operands and TARGET_AVX512VL.
25454 * config/i386/predicates.md (constm1_operand): New predicate.
25455 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
25456 emission of constant -1 load.
25458 2016-04-25 Jason Merrill <jason@redhat.com>
25460 * gdbinit.in: Skip is-a.h.
25462 * attribs.c (register_scoped_attributes): Fix logic.
25463 * attribs.h: Declare register_scoped_attributes.
25465 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25467 * config/rs6000/rs6000-builtin.def: Correct pasto error for
25468 stxvd2x and stxvw4x built-in functions.
25470 2016-04-25 DJ Delorie <dj@redhat.com>
25472 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
25473 (ashrhi3): Likewise.
25474 (lshrhi3): Likewise.
25476 2016-04-25 Richard Biener <rguenther@suse.de>
25478 PR tree-optimization/70780
25479 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
25480 wasn't visited yet.
25481 (compute_antic): Mark blocks with abnormal preds as visited as
25482 they have a final empty antic-in solution already.
25484 2016-04-25 Michael Collison <michael.collison@linaro.org>
25486 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
25488 2016-04-25 Michael Collison <michael.collison@linaro.org>
25490 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
25491 mode is VQI to improve mixed mode vectorization.
25492 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
25493 define_insn to match low half of signed vaddw.
25494 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
25495 define_insn to match high half of signed vaddw.
25496 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
25497 define_insn to match low half of unsigned vaddw.
25498 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
25499 define_insn to match high half of unsigned vaddw.
25500 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
25501 (arm_simd_check_vect_par_cnst_half_p): Likewise.
25502 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
25504 (arm_simd_check_vect_par_cnst_half_p): Likewise.
25505 * config/arm/predicates.md (vect_par_constant_high): Support
25506 big endian and simplify by calling
25507 arm_simd_check_vect_par_cnst_half
25508 (vect_par_constant_low): Likewise.
25510 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25512 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
25513 predicate for operand 2.
25515 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
25516 H.J. Lu <hongjiu.lu@intel.com>
25518 * config/i386/i386-protos.h (standard_sse_constant_p): Add
25519 machine_mode argument.
25520 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
25521 constm1_rtx operands. For VOIDmode constants, get mode from
25522 pred_mode. Check mode size if the mode is supported by ABI.
25523 (standard_sse_constant_opcode): Do not use standard_constant_p.
25524 Strictly check ABI support for all-ones operands.
25525 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
25526 immediates. Update calls to standard_sse_constant_p.
25527 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
25528 (ix86_rtx_costs): Ditto.
25529 * config/i386/i386.md (*movxi_internal_avx512f): Use
25530 nonimmediate_or_sse_const_operand instead of vector_move_operand.
25531 Use (v,BC) alternative instead of (v,C). Use register_operand
25532 checks instead of MEM_P.
25533 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
25534 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
25535 isa attribute. Use register_operand checks instead of MEM_P.
25536 (*movti_internal): Use nonimmediate_or_sse_const_operand for
25537 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
25538 alternative and corresponding sse2 isa attribute.
25539 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
25540 to standard_sse_constant_p.
25541 (FP constant splitters): Ditto.
25542 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
25544 * config/i386/predicates.md (constm1_operand): Remove.
25545 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
25546 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
25547 vector_all_ones_operand instead of constm1_operand.
25549 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25551 * print-rtl.c (print_rtx_insn_vec): New function.
25552 * print-rtl.h: New prototype.
25553 * store-motion.c (struct st_expr): Make avail_stores a vector.
25554 (st_expr_entry): Adjust.
25555 (free_st_expr_entry): Likewise.
25556 (print_store_motion_mems): Likewise.
25557 (find_moveable_store): Likewise.
25558 (compute_store_table): Likewise.
25559 (delete_store): Likewise.
25560 (build_store_vectors): Likewise.
25562 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25564 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
25566 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25568 * vec.h (vec_safe_contains): New function.
25569 (vec::contains): Likewise.
25570 (vec::begin): Likewise.
25571 (vec::end): Likewise.
25573 2016-04-23 Jakub Jelinek <jakub@redhat.com>
25576 * cfgexpand.c (expand_stack_vars): Fix typo.
25578 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
25580 * system.h (list, map, set, vector): Include conditionally.
25581 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
25582 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
25583 * ipa-icf.c (INCLUDE_LIST): Define.
25584 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
25585 * config/sh/sh.c (INCLUDE_VECTOR): Define.
25586 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
25587 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
25588 * cp/logic.cc (INCLUDE_LIST): Define.
25589 * fortran/trans-common.c (INCLUDE_MAP): Define.
25591 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
25593 * auto-profile.c: Remove <string.h> include.
25594 * ipa-icf-gimple.c: Remove <list> include.
25595 * diagnostic.c: Remove <new> include.
25596 * genmatch.c: Likewise.
25597 * pretty-print.c: Likewise.
25598 * toplev.c: Likewise
25599 * c/c-objc-common.c: Likewise.
25600 * cp/error.c: Likewise.
25601 * fortran/error.c: Likewise.
25603 2016-04-22 Richard Biener <rguenther@suse.de>
25605 * lto-streamer-in.c (input_ssa_names): Do not allocate
25606 GIMPLE_NOP for all SSA names.
25607 * lto-streamer-out.c (output_ssa_names): Do not output
25608 SSA names that should have been released.
25610 2016-04-22 Richard Biener <rguenther@suse.de>
25612 PR tree-optimization/70740
25613 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
25616 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
25619 * config/i386/predicates.md (call_insn_operand): Replace
25620 sibcall_memory_operand with memory_operand.
25622 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
25624 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
25625 has_single_use() tests.
25626 (register_edge_assert_for_1): Likewise.
25627 (find_assert_locations_1): Check the liveness bitmap instead of
25628 checking has_single_use().
25630 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
25633 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
25634 Extract AVX-512BW constraint from AVX.
25636 2016-04-21 Richard Biener <rguenther@suse.de>
25638 PR tree-optimization/70725
25639 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
25640 for phi_convertible_by_degenerating_args.
25641 (predicate_all_scalar_phis): Handle single-argument PHIs.
25643 2016-04-21 Richard Biener <rguenther@suse.de>
25645 PR middle-end/70747
25646 * fold-const.c (fold_comparison): Return properly typed
25649 2016-04-21 Bin Cheng <bin.cheng@arm.com>
25651 PR tree-optimization/70715
25652 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
25653 after expanding BASE using expand_simple_operations.
25655 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
25657 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
25658 New transformations.
25660 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
25662 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
25664 2016-04-20 Jan Hubicka <jh@suse.cz>
25666 * ipa-inline.c (can_inline_edge_p): Pass caller info to
25667 ultiimate_alias_target.
25668 (update_callee_keys): Likewise.
25669 (lookup_recursive_calls): Likewise.
25670 (speculation_useful_p): Likewise.
25672 2016-04-20 Jan Hubicka <jh@suse.cz>
25675 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
25676 (set_nothrow_flag_1): ... this; handle interposition correctly;
25677 recurse on aliases and thunks.
25678 (cgraph_node::set_nothrow_flag): New.
25679 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
25680 functions compiled with non-call exceptions that binds to current
25682 (propagate_nothrow): Be safe WRT interposition.
25683 * cgraph.h (set_nothrow_flag): Update prototype.
25685 2016-04-18 Jan Hubicka <jh@suse.cz>
25687 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
25688 max_loop_iterations_int.
25689 (tree_unswitch_outer_loop): Likewise.
25691 2016-04-20 Bin Cheng <bin.cheng@arm.com>
25693 PR tree-optimization/69489
25694 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
25695 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
25696 Revise dump message.
25697 (if_convertible_bb_p): Remove check on edge count of basic block's
25700 2016-04-20 Bin Cheng <bin.cheng@arm.com>
25702 PR tree-optimization/56625
25703 PR tree-optimization/69489
25704 * tree-data-ref.h (DR_INNERMOST): New macro.
25705 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
25706 hashing struct innermost_loop_behavior.
25707 (ref_DR_map): Remove.
25708 (innermost_DR_map): New map.
25709 (baseref_DR_map): Revise comment.
25710 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
25711 to innermost_DR_map accroding to its innermost loop behavior.
25712 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
25713 to its innermost loop behavior.
25714 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
25715 Add initialization for innermost_DR_map. Record memory reference
25716 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
25717 have innermost loop behavior.
25718 (if_convertible_loop_p): Remove release for ref_DR_map. Release
25721 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
25723 * config/i386/i386.md (*lea<mode>_general_1): Rename from
25724 *lea_general_1. Use explicit SWI12 mode interator.
25725 (*lea<mode>_general_2): Rename from *lea_general_2.
25726 Use explicit SWI12 mode interator.
25727 (*lea<mode>_general_3): Rename from *lea_general_3.
25728 Use explicit SWI12 mode interator.
25729 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
25730 Use explicit SWI12 mode interator.
25731 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
25732 Use explicit SWI48 mode interator.
25734 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
25736 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
25737 Short-cut unaligned load and store cases. Handle all integer
25739 (ix86_expand_vector_move_misalign): Short-cut unaligned load
25740 and store cases. Call ix86_avx256_split_vector_move_misalign
25741 directly without checking mode class.
25743 2016-04-20 Andrew Pinski <apinski@cavium.com>
25744 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25747 * config/aarch64/aarch64.md (sibcall): Force call
25748 address to be DImode for ILP32.
25749 (sibcall_value): Likewise.
25751 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
25753 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
25755 2016-04-20 Richard Biener <rguenther@suse.de>
25757 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
25758 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
25759 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
25760 (maybe_push_res_to_seq): Adjust.
25761 * gimple-fold.c (maybe_build_generic_op): Likewise.
25763 2016-04-20 Marek Polacek <polacek@redhat.com>
25765 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
25768 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
25770 * config/i386/sse.md (vec_unpacks_lo_hi): Always
25771 use kmovw to support AVX512F target.
25773 2016-04-20 Bin Cheng <bin.cheng@arm.com>
25775 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
25777 2016-04-20 Marek Polacek <polacek@redhat.com>
25779 PR tree-optimization/70725
25780 * tree-if-conv.c (is_false_predicate): New function.
25781 (predicate_mem_writes): Use it.
25783 2016-04-20 Richard Biener <rguenther@suse.de>
25785 PR tree-optimization/70726
25786 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
25787 shift amounts from a pattern stmt operand.
25789 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25792 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
25793 stack_restore_from_fpr pattern when restoring r15.
25794 (s390_optimize_prologue): Strip away the memory barrier in the
25795 parallel when trying to get rid of restore insns.
25796 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
25797 definition for loading the stack pointer from an FPR. Compared to
25798 the normal move insn this pattern includes a full memory barrier.
25800 2016-04-19 Jakub Jelinek <jakub@redhat.com>
25802 PR middle-end/70680
25803 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
25804 implicitly linear or lastprivate iterator on the outer context.
25806 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
25808 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
25810 * config/i386/i386.md (ssememalign): Removed.
25811 * config/i386/sse.md: Remove ssememalign attribute from patterns.
25813 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
25816 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
25817 const short * to __builtin_ia32_loaddquhi512_mask.
25818 (_mm512_maskz_loadu_epi16): Likewise.
25819 (_mm512_mask_storeu_epi16): Pass short * to
25820 __builtin_ia32_storedquhi512_mask.
25821 (_mm512_mask_loadu_epi8): Pass const char * to
25822 __builtin_ia32_loaddquqi512_mask.
25823 (_mm512_maskz_loadu_epi8): Likewise.
25824 (_mm512_mask_storeu_epi8): Pass char * to
25825 __builtin_ia32_storedquqi512_mask.
25826 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
25827 const double * to __builtin_ia32_loadupd512_mask.
25828 (_mm512_mask_loadu_pd): Likewise.
25829 (_mm512_maskz_loadu_pd): Likewise.
25830 (_mm512_storeu_pd): Pass double * to
25831 __builtin_ia32_storeupd512_mask.
25832 (_mm512_mask_storeu_pd): Likewise.
25833 (_mm512_loadu_ps): Pass const float * to
25834 __builtin_ia32_loadups512_mask.
25835 (_mm512_mask_loadu_ps): Likewise.
25836 (_mm512_maskz_loadu_ps): Likewise.
25837 (_mm512_storeu_ps): Pass float * to
25838 __builtin_ia32_storeups512_mask.
25839 (_mm512_mask_storeu_ps): Likewise.
25840 (_mm512_mask_loadu_epi64): Pass const long long * to
25841 __builtin_ia32_loaddqudi512_mask.
25842 (_mm512_maskz_loadu_epi64): Likewise.
25843 (_mm512_mask_storeu_epi64): Pass long long *
25844 to __builtin_ia32_storedqudi512_mask.
25845 (_mm512_loadu_si512): Pass const int * to
25846 __builtin_ia32_loaddqusi512_mask.
25847 (_mm512_mask_loadu_epi32): Likewise.
25848 (_mm512_maskz_loadu_epi32): Likewise.
25849 (_mm512_storeu_si512): Pass int * to
25850 __builtin_ia32_storedqusi512_mask.
25851 (_mm512_mask_storeu_epi32): Likewise.
25852 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
25853 char * to __builtin_ia32_storedquqi256_mask.
25854 (_mm_mask_storeu_epi8): Likewise.
25855 (_mm256_mask_loadu_epi16): Pass const short * to
25856 __builtin_ia32_loaddquhi256_mask.
25857 (_mm256_maskz_loadu_epi16): Likewise.
25858 (_mm_mask_loadu_epi16): Pass const short * to
25859 __builtin_ia32_loaddquhi128_mask.
25860 (_mm_maskz_loadu_epi16): Likewise.
25861 (_mm256_mask_loadu_epi8): Pass const char * to
25862 __builtin_ia32_loaddquqi256_mask.
25863 (_mm256_maskz_loadu_epi8): Likewise.
25864 (_mm_mask_loadu_epi8): Pass const char * to
25865 __builtin_ia32_loaddquqi128_mask.
25866 (_mm_maskz_loadu_epi8): Likewise.
25867 (_mm256_mask_storeu_epi16): Pass short * to.
25868 __builtin_ia32_storedquhi256_mask.
25869 (_mm_mask_storeu_epi16): Pass short * to.
25870 __builtin_ia32_storedquhi128_mask.
25871 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
25872 const double * to __builtin_ia32_loadupd256_mask.
25873 (_mm256_maskz_loadu_pd): Likewise.
25874 (_mm_mask_loadu_pd): Pass onst double * to
25875 __builtin_ia32_loadupd128_mask.
25876 (_mm_maskz_loadu_pd): Likewise.
25877 (_mm256_mask_storeu_pd): Pass double * to
25878 __builtin_ia32_storeupd256_mask.
25879 (_mm_mask_storeu_pd): Pass double * to
25880 __builtin_ia32_storeupd128_mask.
25881 (_mm256_mask_loadu_ps): Pass const float * to
25882 __builtin_ia32_loadups256_mask.
25883 (_mm256_maskz_loadu_ps): Likewise.
25884 (_mm_mask_loadu_ps): Pass const float * to
25885 __builtin_ia32_loadups128_mask.
25886 (_mm_maskz_loadu_ps): Likewise.
25887 (_mm256_mask_storeu_ps): Pass float * to
25888 __builtin_ia32_storeups256_mask.
25889 (_mm_mask_storeu_ps): ass float * to
25890 __builtin_ia32_storeups128_mask.
25891 (_mm256_mask_loadu_epi64): Pass const long long * to
25892 __builtin_ia32_loaddqudi256_mask.
25893 (_mm256_maskz_loadu_epi64): Likewise.
25894 (_mm_mask_loadu_epi64): Pass const long long * to
25895 __builtin_ia32_loaddqudi128_mask.
25896 (_mm_maskz_loadu_epi64): Likewise.
25897 (_mm256_mask_storeu_epi64): Pass long long * to
25898 __builtin_ia32_storedqudi256_mask.
25899 (_mm_mask_storeu_epi64): Pass long long * to
25900 __builtin_ia32_storedqudi128_mask.
25901 (_mm256_mask_loadu_epi32): Pass const int * to
25902 __builtin_ia32_loaddqusi256_mask.
25903 (_mm256_maskz_loadu_epi32): Likewise.
25904 (_mm_mask_loadu_epi32): Pass const int * to
25905 __builtin_ia32_loaddqusi128_mask.
25906 (_mm_maskz_loadu_epi32): Likewise.
25907 (_mm256_mask_storeu_epi32): Pass int * to
25908 __builtin_ia32_storedqusi256_mask.
25909 (_mm_mask_storeu_epi32): Pass int * to
25910 __builtin_ia32_storedqusi128_mask.
25911 * config/i386/i386-builtin-types.def (PCSHORT): New.
25912 (PINT64): Likewise.
25913 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
25914 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
25915 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
25916 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
25917 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
25918 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
25919 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
25920 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
25921 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
25922 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
25923 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
25924 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
25925 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
25926 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
25927 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
25928 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
25929 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
25930 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
25931 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
25932 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
25933 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
25934 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
25935 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
25936 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
25937 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
25938 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
25939 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
25940 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
25941 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
25942 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
25943 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
25944 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
25945 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
25946 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
25947 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
25948 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
25949 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
25950 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
25951 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
25952 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
25953 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
25954 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
25955 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
25956 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
25957 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
25958 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
25959 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
25960 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
25961 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
25963 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
25964 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
25966 (ix86_expand_vector_move_misalign): Likewise.
25967 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
25968 to scalar function prototype for unaligned load/store builtins.
25969 (ix86_expand_special_args_builtin): Updated.
25970 * config/i386/sse.md (UNSPEC_LOADU): Removed.
25971 (UNSPEC_STOREU): Likewise.
25972 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
25973 (VI_ULOADSTORE_F_AVX512VL): Likewise.
25974 (ssescalarsize): Handle V4TI, V2TI and V1TI.
25975 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
25976 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
25977 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
25978 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
25979 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
25980 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
25981 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
25982 (<avx512>_storedqu<mode>_mask): Likewise.
25983 (*sse4_2_pcmpestr_unaligned): Likewise.
25984 (*sse4_2_pcmpistr_unaligned): Likewise.
25985 (*mov<mode>_internal): Renamed to ...
25986 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
25987 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
25988 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
25989 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
25991 2016-04-19 Richard Biener <rguenther@suse.de>
25993 PR tree-optimization/70171
25994 * tree-ssa-phiprop.c: Include stor-layout.h.
25995 (phiprop_insert_phi): Handle the aggregate copy case.
25996 (propagate_with_phi): Likewise.
25998 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
26000 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
26001 instead of simplify_gen_subreg (... , 0).
26002 (ix86_delegitimize_address): Ditto.
26003 (ix86_split_divmod): Ditto.
26004 (ix86_split_copysign_const): Ditto.
26005 (ix86_split_copysign_var): Ditto.
26006 (ix86_expand_args_builtin): Ditto.
26007 (ix86_expand_round_builtin): Ditto.
26008 (ix86_expand_special_args_builtin): Ditto.
26009 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
26010 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
26011 (udivmodqi4): Ditto.
26012 (absneg splitters): Ditto.
26013 (*jcc_bt<mode>_1): Ditto.
26015 2016-04-19 Richard Biener <rguenther@suse.de>
26017 PR tree-optimization/70724
26018 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
26019 restoring out from ...
26020 (free_scc_vn): ... here.
26021 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
26022 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
26024 (pass_fre::execute): Restore SSA info.
26026 2016-04-19 Richard Biener <rguenther@suse.de>
26028 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
26029 * gimple-walk.c (walk_gimple_op): Initialize it.
26030 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
26031 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
26032 remapping SSA names of defs.
26033 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
26036 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
26038 PR middle-end/70689
26039 * lra-constraints.c (equiv_substition_p): New.
26040 (process_alt_operands): Use it.
26041 (swap_operands): Swap it.
26042 (curr_insn_transform): Update it.
26044 2016-04-18 Michael Matz <matz@suse.de>
26046 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
26047 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
26048 * tree-core.h (tree_type_common.align): Use bit-field.
26049 (tree_type_common.spare): New.
26050 (tree_decl_common.off_align): Make smaller.
26051 (tree_decl_common.align): Use bit-field.
26053 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
26054 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
26055 (scan_sharing_clauses): Ditto.
26056 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
26057 (omp_finish_file): Ditto.
26058 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
26059 (layout_decl): Ditto.
26060 (relayout_decl): Ditto.
26061 (finalize_record_size): Use SET_TYPE_ALIGN.
26062 (finalize_type_size): Ditto.
26063 (finish_builtin_struct): Ditto.
26064 (layout_type): Ditto.
26065 (initialize_sizetypes): Ditto.
26066 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
26067 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
26068 (lookup_field_for_decl): Use SET_DECL_ALIGN.
26069 (get_chain_field): Ditto.
26070 (get_trampoline_type): Ditto.
26071 (get_nl_goto_field): Ditto.
26072 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
26074 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
26075 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
26076 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
26077 (build_qualified_type): Use SET_TYPE_ALIGN.
26078 (build_aligned_type, build_range_type_1): Ditto.
26079 (build_atomic_base): Ditto.
26080 (build_common_tree_nodes): Ditto.
26081 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
26082 (expand_one_stack_var_at): Ditto.
26083 * coverage.c (build_var): Use SET_DECL_ALIGN.
26084 * except.c (init_eh): Ditto.
26085 * function.c (assign_parm_setup_block): Ditto.
26086 * symtab.c (increase_alignment_1): Ditto.
26087 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
26088 * tree-vect-stmts.c (ensure_base_align): Ditto.
26089 * varasm.c (align_variable): Ditto.
26090 (assemble_variable): Ditto.
26091 (build_constant_desc): Ditto.
26092 (output_constant_def_contents): Ditto.
26094 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
26095 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
26096 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
26097 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
26098 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
26100 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
26103 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
26104 replace %vmovsd with "%vmovq".
26105 (vec_concatv2df): Likewise.
26107 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
26109 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
26110 (*vec_extractv2si_0): Ditto.
26111 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
26112 (zero_extended_scalar_load_operand splitters): Ditto.
26113 (vec_extract splitters): Ditto.
26114 (*vec_extractv4si_0_zext): Ditto.
26115 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
26116 and lowpart_subreg.
26117 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
26118 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
26119 (*sse4_1_extractps): Use lowpart_subreg.
26120 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
26122 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26124 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
26126 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
26127 Mention Solaris 11 packaging changes.
26128 Update gas and gld requirements.
26129 Remove reference to pre-Solaris 10 bug.
26130 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
26132 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
26135 2016-04-17 Jan Hubicka <jh@suse.cz>
26137 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
26138 max_loop_iterations_int.
26140 2016-04-18 Richard Biener <rguenther@suse.de>
26142 PR tree-optimization/43434
26143 * tree-ssa-structalias.c (struct vls_data): New.
26144 (visit_loadstore): Handle all pointer-based accesses.
26145 (compute_dependence_clique): Compute a bitmap of restrict tags
26146 assigned bases and pass it to visit_loadstore.
26148 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
26151 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
26152 armv8.1-a and armv8.1-a+crc.
26154 2016-04-18 Richard Biener <rguenther@suse.de>
26156 PR tree-optimization/70701
26157 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
26158 references after translating through a memcpy.
26160 2016-04-18 Richard Biener <rguenther@suse.de>
26162 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
26163 (compute_antic): ... here. For partial antic use regular
26164 postorder and scrap iteration.
26165 (compute_partial_antic_aux): Remove unused return value.
26166 (init_pre): Do not allocate postorder.
26167 (fini_pre): Do not free postorder.
26169 2016-04-18 Richard Biener <rguenther@suse.de>
26171 PR middle-end/37870
26172 * expmed.c (extract_bit_field_1): Remove broken case
26173 using a wider MODE_INT mode.
26175 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
26177 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
26178 unless compiling with at least GCC-4.8.
26180 2016-04-17 Jan Hubicka <jh@suse.cz>
26183 * graphite.c (graphite_finalize): Update call to
26184 tree_estimate_probability.
26185 * predict.h (tree_estimate_probability): Update prototype.
26187 2016-04-17 Jan Hubicka <jh@suse.cz>
26189 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
26190 (tree_estimate_probability): Likewise.
26191 (pass_profile::execute): Update.
26192 (report_predictor_hitrates): New function.
26193 * profile.c (compute_branch_probabilities): Use it.
26194 * predict.h (report_predictor_hitrates): Declare.
26196 2016-04-17 Jan Hubicka <jh@suse.cz>
26199 * cgraph.h (cgraph_node::set_const_flag,
26200 cgraph_node::set_pure_flag): Update prototype to return bool;
26202 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
26203 of interposable symbol are interposable, too.
26204 (cgraph_set_const_flag_1): Rename to ...
26205 (set_const_flag_1): ... this one; change to self recursive function
26206 instead of call_for_symbol_thunks_and_aliases. Handle correctly
26207 clearnig the flag in all variants and also virtual thunks of const
26208 functions are pure; track if any change was done.
26209 (cgraph_node::set_const_flag): Update.
26210 (struct set_pure_flag_info): New struct.
26211 (cgraph_set_pure_flag_1): Rename to ...
26212 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
26213 rather than pointer encoded flags; track if any changes was done;
26214 handle correctly clearning flag and setting flag of aliases already
26216 (cgraph_node::set_pure_flag): Update.
26217 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
26219 2016-04-17 Tom de Vries <tom@codesourcery.com>
26222 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
26223 backslash in label.
26225 2016-04-17 Tom de Vries <tom@codesourcery.com>
26227 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
26228 '{}<> ' as escape-for-record.
26230 2016-04-17 Tom de Vries <tom@codesourcery.com>
26232 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
26235 2016-04-17 Tom de Vries <tom@codesourcery.com>
26238 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
26239 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
26240 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
26241 * passes.c (finish_optimization_passes): Only call
26242 finish_graph_dump_file if dfi->graph_dump_initialized.
26243 (execute_function_dump, pass_init_dump_file): Use
26244 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
26246 2016-04-17 Tom de Vries <tom@codesourcery.com>
26248 PR tree-optimization/70256
26249 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
26250 (debug_varmap): New function.
26252 2016-04-17 Tom de Vries <tom@codesourcery.com>
26255 * passes.c (pass_manager::register_pass): Propagate pflags.
26257 2016-04-17 Tom de Vries <tom@codesourcery.com>
26260 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
26261 * passes.c (pass_manager::pass_manager): Declare and init p_start in
26262 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
26263 check if it's equal to p_start.
26264 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
26266 2016-04-15 Jan Hubicka <jh@suse.cz>
26269 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
26270 function does not bind to current def.
26271 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
26272 handle conservatively calls to functions that does not need to bind
26274 (check_call): Update call of worse_state.
26275 (ignore_edge_for_nothrow): Update.
26276 (ignore_edge_for_pure_const): Likewise.
26277 (propagate_pure_const): Update calls to worse_state.
26278 (skip_function_for_local_pure_const): Reformat comments.
26280 2016-04-15 Jan Hubicka <jh@suse.cz>
26283 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
26284 (cgraph_node::function_symbol): Likewise.
26285 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
26286 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
26287 (symtab_node::ultimate_alias_target): Add REF parameter.
26288 (symtab_node::binds_to_current_def_p): Declare.
26289 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
26290 (cgraph_node::function_symbol): Likewise.
26291 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
26292 (cgraph_node::get_availability): Likewise.
26293 (cgraph_edge::binds_to_current_def_p): New inline function.
26294 (varpool_node::get_availability): Add REF parameter.
26295 (varpool_node::ultimate_alias_target): Likewise.
26296 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
26297 (symtab_node::binds_to_current_def_p): Likewise.
26298 * varpool.c (varpool_node::get_availability): Likewise.
26300 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
26303 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
26304 Fix mode size check.
26306 2016-04-15 Jakub Jelinek <jakub@redhat.com>
26308 * BASE-VER: Set to 7.0.0.
26310 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
26312 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
26314 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26316 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
26317 architecture revisions.
26319 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
26321 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
26322 * config/i386/i386.c (ix86_using_red_zone): No longer static.
26323 * config/i386/i386.md (stack decrement to push peepholes): Guard
26324 with !x86_using_red_zone ().
26326 2016-04-15 Jakub Jelinek <jakub@redhat.com>
26329 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
26330 to dump_generic_node.
26331 (NIY): Pass also flags to do_niy.
26333 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
26335 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
26336 (simd_clone_vector_of_formal_parm_types)
26337 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
26338 (simd_clone_mangle, simd_clone_create)
26339 (simd_clone_adjust_return_type, create_tmp_simd_array)
26340 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
26341 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
26342 (ipa_simd_modify_function_body, simd_clone_linear_addend)
26343 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
26344 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
26345 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
26346 * omp-simd-clone.c: ... this new file.
26347 (simd_clone_vector_of_formal_parm_types): Make it static.
26348 * Makefile.in (OBJS): Add omp-simd-clone.o.
26350 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
26353 * config/i386/sse.md: Use proper memory operand modifiers.
26356 2016-04-15 Richard Biener <rguenther@suse.de>
26357 Alan Modra <amodra@gmail.com>
26359 PR tree-optimization/70130
26360 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
26361 when alignment stays not the same and no not use the realign
26364 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
26367 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
26368 direct move handlers for KFmode. Change TFmode handlers test from
26369 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
26371 2016-04-14 Jakub Jelinek <jakub@redhat.com>
26374 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
26375 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
26376 (inlined_polymorphic_ctor_dtor_block_p): Use it.
26377 * tree-ssa-live.c (remove_unused_scope_block_p): When
26378 in_ctor_dtor_block, avoid discarding not just BLOCKs with
26379 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
26380 block_ultimate_origin is FUNCTION_DECL.
26381 (remove_unused_locals): If current_function_decl is
26382 polymorphic_ctor_dtor_p, pass initial true to
26383 remove_unused_scope_block_p' is_ctor_dtor_block.
26385 2016-04-14 Martin Sebor <msebor@redhat.com>
26390 * doc/extend.texi (Variable Length): Revert.
26392 2016-04-14 Marek Polacek <polacek@redhat.com>
26393 Jan Hubicka <hubicka@ucw.cz>
26396 * tree.c (verify_type): Disable the canonical type of main variant
26399 2016-04-14 Jason Merrill <jason@redhat.com>
26401 * cfgexpand.c, expr.c: Revert previous change.
26403 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
26405 PR middle-end/70643
26406 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
26407 when building a mem ref for the incoming reduction variable.
26409 2016-04-14 Richard Biener <rguenther@suse.de>
26411 PR tree-optimization/70614
26412 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
26413 loop if the evolution dropped to chrec_dont_know.
26414 (interpret_condition_phi): Likewise.
26416 2016-04-14 Richard Biener <rguenther@suse.de>
26418 PR tree-optimization/70623
26419 * tree-ssa-pre.c (changed_blocks): Make global ...
26420 (compute_antic): ... local here. Move and fix worklist
26421 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
26422 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
26423 worklist handling, dump when ANTIC_IN changed.
26424 (compute_partial_antic_aux): Remove worklist handling.
26425 (init_pre): Do not compute post dominators. Add a comment about
26426 the CFG order chosen.
26427 (fini_pre): Do not free post dominators.
26429 2016-04-13 Martin Sebor <msebor@redhat.com>
26434 * doc/extend.texi (Variable Length): Document C++ specifics.
26436 2016-04-13 Jakub Jelinek <jakub@redhat.com>
26439 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
26440 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
26441 eh edges have been purged.
26444 * tree-sra.c (create_access_replacement,
26445 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
26447 * tree-pretty-print.c (dump_fancy_name): New function.
26448 (dump_decl_name, dump_generic_node): Use it.
26450 2016-04-13 Jason Merrill <jason@redhat.com>
26452 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
26453 * expr.c (expand_expr_real_1): Likewise.
26455 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
26457 * config/i386/i386.md (kunpckhi): Swap operands.
26458 (kunpcksi): Likewise.
26459 (kunpckdi): Likewise.
26460 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
26461 (vec_pack_trunc_<mode>): Likewise.
26463 2016-04-13 Jakub Jelinek <jakub@redhat.com>
26466 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
26468 PR middle-end/70633
26469 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
26470 gimplification turns some element into non-constant.
26473 * rtl.h (convert_memory_address_addr_space_1): New prototype.
26474 * explow.c (convert_memory_address_addr_space_1): No longer static,
26475 add NO_EMIT argument and don't call convert_modes if true, pass
26476 it down recursively, remove break after return.
26477 (convert_memory_address_addr_space): Adjust caller.
26478 * simplify-rtx.c (simplify_unary_operation_1): Call
26479 convert_memory_address_addr_space_1 instead of convert_memory_address,
26480 if it returns NULL, don't simplify.
26482 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
26485 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
26487 2016-04-12 Jakub Jelinek <jakub@redhat.com>
26489 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
26490 Bump the upper SIMDLEN limits, so that if the return type or
26491 characteristic type if the return type is void can be passed in
26492 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
26495 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
26498 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
26499 Do not use "=" constraint on an input constraint.
26500 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
26501 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
26502 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
26503 generates (neg (abs ...)) instead of (abs ...).
26505 2016-04-12 Jakub Jelinek <jakub@redhat.com>
26507 PR rtl-optimization/70596
26508 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
26509 just invalidate LRA data and reset them. Adjust dump wording.
26511 2016-04-12 Martin Liska <mliska@suse.cz>
26514 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
26516 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
26518 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
26519 max_loop_iterations_int.
26520 (tree_unswitch_outer_loop): Likewise.
26521 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
26522 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
26524 2016-04-12 Tom de Vries <tom@codesourcery.com>
26526 PR tree-optimization/68756
26527 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
26528 instead of new_name.
26530 2016-04-12 Jakub Jelinek <jakub@redhat.com>
26532 PR tree-optimization/70602
26533 * tree-sra.c (generate_subtree_copies): Don't write anything into
26534 constant pool decls.
26536 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
26537 regardless whether there are depend clauses or not.
26539 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
26542 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
26543 target attribute and pragma from changing the -mfloat128
26544 and -mfloat128-hardware options.
26546 * doc/extend.texi (Additional Floating Types): Document PowerPC
26547 __float128 restrictions.
26549 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
26552 * config/aarch64/driver-aarch64.c
26553 (aarch64_get_extension_string_for_isa_flags): New.
26554 (arch_extension): Rename to...
26555 (aarch64_arch_extension): ...This.
26556 (ext_to_feat_string): Rename to...
26557 (aarch64_extensions): ...This.
26558 (aarch64_core_data): Keep track of architecture extension flags.
26559 (cpu_data): Rename to...
26560 (aarch64_cpu_data): ...This.
26561 (aarch64_arch_driver_info): Keep track of architecture extension
26563 (get_arch_name_from_id): Rename to...
26564 (get_arch_from_id): ...This, change return type.
26565 (host_detect_local_cpu): Update and reformat for renames, handle
26566 extensions through common infrastructure.
26568 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
26571 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
26572 track of a canonical flag name.
26573 (all_extensions): Likewise.
26574 (arch_to_arch_name): Also track extension flags enabled by the arch.
26575 (all_architectures): Likewise.
26576 (aarch64_parse_extension): Move to here.
26577 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
26579 (aarch64_rewrite_selected_cpu): Update for above change.
26580 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
26581 are handled, such that the single explicit value enabled by an
26582 extension is kept seperate from the implicit values it also enables.
26583 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
26585 (aarch64_parse_extension): New.
26586 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
26587 here to config/aarch64/aarch64-protos.h.
26588 (aarch64_parse_extension): Move from here to
26589 common/config/aarch64/aarch64-common.c.
26590 (aarch64_option_print): Update.
26591 (aarch64_declare_function_name): Likewise.
26592 (aarch64_start_file): Likewise.
26593 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
26594 the canonical flag for extensions.
26595 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
26598 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
26600 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
26603 2016-04-09 Tom de Vries <tom@codesourcery.com>
26605 PR tree-optimization/68953
26606 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
26607 first to last subscript.
26609 2016-04-09 Jakub Jelinek <jakub@redhat.com>
26611 PR tree-optimization/70586
26612 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
26615 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
26619 PR tree-optimization/70373
26620 PR middle-end/70533
26621 PR middle-end/70534
26622 PR middle-end/70535
26623 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
26624 clauses for acc parallel reductions as necessary. Error on those
26626 * omp-low.c (scan_sharing_clauses): Don't install variables which
26627 are used in acc parallel reductions.
26628 (lower_rec_input_clauses): Remove dead code.
26629 (lower_oacc_reductions): Add support for reference reductions.
26630 (lower_reduction_clauses): Remove dead code.
26631 (lower_omp_target): Don't remap variables appearing in acc parallel
26633 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
26635 2016-04-08 Jakub Jelinek <jakub@redhat.com>
26637 PR middle-end/70593
26638 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
26639 with multiple SSA_NAME defs, force the outputs other than first
26640 to be live before calling live_track_process_def on each output.
26642 PR rtl-optimization/70574
26643 * fwprop.c (forward_propagate_and_simplify): Don't add
26644 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
26645 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
26646 paradoxical subregs within *loc.
26648 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
26650 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
26651 -ftree-parallelize-loops={0,1}.
26652 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
26653 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
26654 * config/ia64/hpux.h (LIB_SPEC): Likewise.
26655 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
26656 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
26658 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
26661 * asan.c (instrument_derefs): If we get unknown location, extract it
26662 with EXPR_LOCATION.
26663 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
26665 2016-04-08 Tom de Vries <tom@codesourcery.com>
26667 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
26668 implicit firstprivate clause.
26670 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26673 * config/arm/thumb2.md (tst + branch-> lsls + branch
26674 peephole below *orsi_not_shiftsi_si): Require that condition
26675 register is dead after the peephole.
26676 (second peephole after the above): Likewise.
26678 2016-04-08 Alan Modra <amodra@gmail.com>
26681 * builtins.c (fold_builtin_classify): For IBM extended precision,
26682 look at just the high-order double to test for NaN.
26683 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
26684 test just the high double for Inf but both doubles for subnormal
26687 2016-04-07 Jakub Jelinek <jakub@redhat.com>
26689 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
26690 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
26691 node->simdclone->mask_mode != VOIDmode masks.
26692 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
26693 earlier, use it instead of node->simdclone.
26694 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
26695 Set clonei->mask_mode.
26697 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
26700 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
26701 Pass it through to cp_parser_already_scoped_statement.
26702 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
26703 it through to cp_parser_statement.
26704 (cp_parser_statement): Pass IF_P through to
26705 cp_parser_iteration_statement.
26706 (cp_parser_pragma): Adjust call to
26707 cp_parser_iteration_statement.
26709 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
26712 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
26713 resolve a future -Wparentheses warning.
26714 * omp-low.c (scan_sharing_clauses): Likewise.
26715 * tree-parloops.c (eliminate_local_variables): Likewise.
26717 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
26719 PR rtl-optimization/70398
26720 * lra-constraints.c (process_address_1): Check zero scale and code
26721 for reloading with zero scale.
26723 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
26725 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
26726 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
26728 2016-04-06 Jakub Jelinek <jakub@redhat.com>
26730 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
26731 Add support for AVX512F clones, include them by default for
26732 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
26733 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
26736 PR middle-end/70550
26737 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
26738 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
26739 firstprivate clauses.
26740 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
26741 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
26742 (lower_omp_target): Set TREE_NO_WARNING for
26743 non-addressable possibly uninitialized vars which are copied into
26744 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
26746 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
26748 * config/pa/predicates.md (integer_store_memory_operand): Accept
26749 REG+D operands with a large offset when reload_in_progress is true.
26750 (floating_point_store_memory_operand): Likewise.
26752 2016-04-05 Jakub Jelinek <jakub@redhat.com>
26755 * match.pd (nested int casts): Limit to GIMPLE.
26757 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
26760 * ipa-devirt.c (maybe_record_node): Fix comment; use
26761 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
26763 2016-04-05 Jakub Jelinek <jakub@redhat.com>
26765 PR rtl-optimization/70542
26766 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
26767 if there are any uses other than insn or debug insns.
26769 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
26770 Jakub Jelinek <jakub@redhat.com>
26772 PR tree-optimization/70509
26773 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
26774 Shift HOST_WIDE_INT_1U instead of 1.
26776 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
26778 PR tree-optimization/70509
26779 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
26780 of the vector base type for index.
26782 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
26785 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
26787 2016-04-05 Richard Biener <rguenther@suse.de>
26789 PR tree-optimization/70526
26790 * tree-sra.c (build_ref_for_offset): Use prev_base to
26791 extract the alias pointer type.
26793 2016-04-05 Richard Biener <rguenther@suse.de>
26795 * dse.c (struct store_info): Remove alias_set member.
26796 (struct read_info_type): Likewise.
26797 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
26798 spill_deleted, clear_alias_set_lookup): Remove.
26799 (get_group_info): Remove dead base == NULL_RTX case.
26800 (dse_step0): Remove initialization of removed variables.
26801 (delete_dead_store_insn): Reomve alias set dumping.
26802 (free_read_records): Remove alias_set handling.
26803 (canon_address): Remove alias_set_out parameter.
26804 (record_store): Remove spill_alias_set, it's always zero.
26805 (check_mem_read_rtx): Likewise.
26806 (dse_step2): Rename from ...
26807 (dse_step2_nospill): ... this. Adjust.
26808 (scan_stores): Rename from ...
26809 (scan_stores_nospill): ... this.
26810 (scan_reads): Rename from ...
26811 (scan_reads_nospill): ... this.
26812 (scan_stores_spill, scan_reads_spill): Remove.
26813 (dse_step3_scan): Remove for_spills argument which is always false.
26814 (dse_step3): Likewise.
26815 (dse_step5): Rename from ...
26816 (dse_step5_nospill): ... this. Remove alias_set handling.
26817 (rest_of_handle_dse): Adjust.
26819 2016-04-05 Jakub Jelinek <jakub@redhat.com>
26822 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
26823 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
26824 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
26825 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
26827 2016-04-05 Richard Biener <rguenther@suse.de>
26829 PR middle-end/70499
26830 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
26831 non-register type temporaries into SSA.
26833 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
26836 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
26837 calls when sanitizing.
26838 (possible_polymorphic_call_target_p): Fix formatting.
26840 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26841 Jakub Jelinek <jakub@redhat.com>
26843 PR middle-end/70457
26844 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
26845 to ensure a call statement is compatible with a built-in's
26847 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
26850 2016-04-04 Richard Biener <rguenther@suse.de>
26852 PR rtl-optimization/70484
26853 * rtl.h (canon_output_dependence): Declare.
26854 * alias.c (canon_output_dependence): New function.
26855 * dse.c (record_store): Use canon_output_dependence rather
26856 than canon_true_dependence.
26858 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
26861 * cgraph.h (symtab_node::copy_visibility_from): New function.
26862 * symtab.c (symtab_node::copy_visibility_from): New function.
26863 * ipa-visibility.c (optimize_weakref): New function.
26864 (function_and_variable_visibility): Use it.
26866 2016-04-04 Martin Liska <mliska@suse.cz>
26869 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
26870 value that is really in range handled by SBR instruction.
26871 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
26872 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
26873 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
26875 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
26879 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
26880 set, but not for SP_REG operands.
26882 2016-04-02 Martin Sebor <msebor@redhat.com>
26885 * fold-const.c (maybe_nonzero_address): New function.
26886 (fold_comparison): Call it. Fold equality and relational
26887 expressions involving null pointers.
26888 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
26890 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
26892 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
26893 the "Y" constraint (scalar FP 0.0 immediate).
26895 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
26896 Add the "const_double" to the list of operand constraints.
26898 2016-04-01 Jakub Jelinek <jakub@redhat.com>
26900 PR rtl-optimization/70467
26901 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
26902 If low word of the last operand is 0, just emit addition/subtraction
26905 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26908 * config/s390/s390.c (s390_expand_insv): Check for everything
26909 constant instead of just VOIDmode stuff.
26911 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26914 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
26916 2016-04-01 Nathan Sidwell <nathan@acm.org>
26918 * tree.def (TRY_CATCH_EXPR): Correct documentation.
26920 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
26922 PR rtl-optimization/70461
26923 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
26926 2016-03-31 Martin Liska <mliska@suse.cz>
26929 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
26930 a tree value or an immediate integer value to a buffer
26931 that is eventually copied to a BRIG section.
26932 (emit_immediate_operand): Call the function here.
26933 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
26934 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
26935 of class' fields that are removed.
26936 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
26937 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
26938 m_brig_repr_size fields.
26940 2016-03-31 Martin Liska <mliska@suse.cz>
26943 * hsa-gen.c (hsa_function_representation::update_dominance): New
26945 (convert_addr_to_flat_segment): Likewise.
26946 (gen_hsa_memory_set): New alignment argument.
26947 (gen_hsa_ctor_assignment): Likewise.
26948 (gen_hsa_insns_for_single_assignment): Provide alignment
26949 to gen_hsa_ctor_assignment.
26950 (gen_hsa_insns_for_direct_call): Add new argument.
26951 (expand_lhs_of_string_op): New function.
26952 (expand_string_operation_builtin): Likewise.
26953 (expand_memory_copy): New function.
26954 (expand_memory_set): New function.
26955 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
26956 (convert_switch_statements): Change signature.
26957 (generate_hsa): Use a return value of the function.
26958 (pass_gen_hsail::execute): Do not call
26959 convert_switch_statements here.
26960 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
26961 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
26962 (hsa_function_representation::update_dominance): New function.
26964 2016-03-31 Martin Liska <mliska@suse.cz>
26967 * hsa-brig.c (emit_directive_variable): Emit alignment
26968 according to hsa_symbol::m_align.
26969 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
26970 (dump_hsa_symbol): Dump alignment of HSA symbols.
26971 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
26972 (gen_hsa_addr_with_align): New function.
26973 (hsa_bitmemref_alignment): Use newly added function.
26974 (gen_hsa_insns_for_load): Likewise.
26975 (gen_hsa_insns_for_store): Likewise.
26976 (gen_hsa_memory_copy): New argument added.
26977 (gen_hsa_insns_for_single_assignment): Respect
26978 alignment for assignments processed via gen_hsa_memory_copy.
26979 (gen_hsa_insns_for_direct_call): Likewise.
26980 (gen_hsa_insns_for_return): Likewise.
26981 (gen_function_def_parameters): Set default alignment.
26982 * hsa.c (hsa_object_alignment): New function.
26983 (hsa_byte_alignment): Pasted function.
26984 * hsa.h (hsa_symbol::m_align): New field.
26986 2016-03-31 Bin Cheng <bin.cheng@arm.com>
26988 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
26989 scratch field for goto case.
26991 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
26993 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
26995 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
26998 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
26999 (scalar_chain::convert_insn): Call convert_op for reg
27000 moves to handle undefined registers.
27002 2016-03-31 Nathan Sidwell <nathan@acm.org>
27005 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
27006 Assert we don't want to move backwards.
27008 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
27011 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
27013 2016-03-31 Jakub Jelinek <jakub@redhat.com>
27015 PR rtl-optimization/70460
27016 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
27017 with operand from REG_LABEL_OPERAND, instead substitute
27018 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
27019 Don't do anything for REG_NON_LOCAL_GOTO jumps.
27021 2016-03-31 Martin Liska <mliska@suse.cz>
27023 * passes.c (execute_one_pass): Do not call
27024 todo_after for a discarded function.
27026 2016-03-31 Bin Cheng <bin.cheng@arm.com>
27028 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
27029 (no_cost, infinite_cost): Initialize the new field.
27030 (get_computation_cost_at): Record setup cost.
27031 (determine_use_iv_cost_address): Skip cost computation for sub
27032 uses if we can estimate it without losing accuracy.
27034 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
27036 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
27038 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
27039 max_loop_iterations_int.
27040 (tree_unswitch_outer_loop): Likewise.
27041 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
27042 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
27044 2016-03-30 Richard Biener <rguenther@suse.de>
27046 PR middle-end/70450
27047 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
27049 2016-03-30 Jakub Jelinek <jakub@redhat.com>
27052 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
27053 in gen_blendm expander.
27055 2016-03-30 Nick Clifton <nickc@redhat.com>
27058 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
27059 case where we are already provided with an SImode SUBREG.
27061 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
27064 * config/i386/i386.c (ix86_expand_epilogue): Properly check
27065 conflict between DRAP register and __builtin_eh_return.
27067 2016-03-30 Michael Matz <matz@suse.de>
27068 Richard Biener <rguenther@suse.de>
27071 * ipa-polymorphic-call.c (struct type_change_info): Change
27072 speculative to an unsigned allowing to limit the work we do.
27073 (csftc_abort_walking_p): New inline function..
27074 (check_stmt_for_type_change): Limit the number of may-defs
27075 skipped for speculative devirtualization to
27076 max-speculative-devirt-maydefs.
27077 * params.def (max-speculative-devirt-maydefs): New param.
27078 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
27080 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
27083 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
27086 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
27088 PR tree-optimization/59124
27089 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
27090 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
27092 2016-03-29 Jeff Law <law@redhat.com>
27094 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
27096 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27098 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
27101 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
27103 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
27104 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
27105 gcrt0.o if linking dynamically.
27107 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27110 * ipa-devirt.c (methods_equal_p): New function.
27111 (compare_virtual_tables): Use it.
27112 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
27113 * cgraphclones.c (clone_function_name_1): Use
27114 symbol_table::symbol_suffix_separator.
27115 * coverage.c (build_var): Likewise.
27116 * symtab.c (symbol_table::symbol_suffix_separator): New.
27118 2016-03-29 Jakub Jelinek <jakub@redhat.com>
27120 PR rtl-optimization/70429
27121 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
27122 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
27123 mode != result_mode.
27126 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
27128 PR tree-optimization/70405
27129 * ssa-iterators.h (num_imm_uses): Add missing braces.
27131 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
27133 PR rtl-optimization/68695
27134 * ira-color.c (allocno_copy_cost_saving): New.
27135 (improve_allocation): Use it.
27137 2016-03-29 Richard Henderson <rth@redhat.com>
27139 PR middle-end/70355
27140 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
27142 2016-03-29 Richard Biener <rguenther@suse.de>
27144 PR middle-end/70424
27145 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
27146 use alignment returned by get_pointer_alignment_1 if it is
27147 bigger than BITS_PER_UNIT.
27148 * builtins.c (get_pointer_alignment_1): Do not return true
27149 for alignment extracted from SSA info.
27151 2016-03-28 James Bowman <james.bowman@ftdichip.com>
27153 * config/ft32/ft32.opt (mnodiv): New.
27154 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
27155 * doc/invoke.texi (FT32 Options -mnodiv): New.
27157 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
27160 * config/i386/i386.md (define_split, andn): Fix modes.
27162 2016-03-26 Richard Biener <rguenther@suse.de>
27163 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
27166 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
27168 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
27169 as 2nd argument to cl_optimization_restore().
27171 2016-03-25 Richard Henderson <rth@redhat.com>
27174 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
27175 * config/aarch64/aarch64-protos.h: Declare it.
27176 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
27178 2016-03-25 Alan Modra <amodra@gmail.com>
27181 * config/rs6000/constraints.md (j): Simplify.
27182 * config/rs6000/predicates.md (easy_fp_constant): Exclude
27184 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
27185 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
27186 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
27187 in all constraint alternatives.
27188 (movtd_64bit_nodm): Delete "j" constraint alternative.
27190 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
27192 * tree-ssa-propagate.c: Enhance docs for
27193 SSA_PROP_NOT_INTERESTING.
27195 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
27197 * doc/extend.texi: Fix typo in documentation to pure attribute.
27199 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
27202 * config/pa/pa.md (bswapdi2): Use a scratch register.
27204 2016-03-24 Richard Henderson <rth@redhat.com>
27206 PR middle-end/69845
27207 * fold-const.c (extract_muldiv_1): Correct test for multiplication
27210 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
27212 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
27213 using ix86_expand_binary_operator instead of gen_andsi3.
27215 2016-03-24 Richard Biener <rguenther@suse.de>
27217 PR tree-optimization/70396
27218 * tree-vect-stmts.c (vectorizable_comparison): Use
27219 get_vectype_for_scalar_type.
27221 2016-03-24 Richard Biener <rguenther@suse.de>
27223 PR middle-end/70370
27224 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
27225 with register bases.
27227 2016-03-24 Richard Biener <rguenther@suse.de>
27229 PR tree-optimization/70372
27230 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
27231 build_all_ones_cst to also handle vector types correctly.
27233 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
27236 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
27239 2016-03-23 Marek Polacek <polacek@redhat.com>
27242 * doc/invoke.texi: Document -Wignored-attributes.
27244 2016-03-23 Bin Cheng <bin.cheng@arm.com>
27246 PR tree-optimization/69042
27247 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
27248 parameter from 30 to 40.
27250 2016-03-23 Bin Cheng <bin.cheng@arm.com>
27252 PR tree-optimization/69042
27253 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
27254 for use with constant offset stripped in base.
27256 2016-03-23 Richard Biener <rguenther@suse.de>
27258 PR middle-end/70251
27259 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
27260 mode compatibility check.
27261 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
27263 2016-03-23 Jeff Law <law@redhat.com>
27265 PR tree-optimization/64058
27266 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
27268 (struct ssa_conflicts): Move up earlier in the file.
27269 (conflicts_, var_map_): New static variables.
27270 (initialize_conflict_count): New function to initialize the
27271 CONFLICT_COUNT field for each conflict pair.
27272 (compare_pairs): Lazily initialize the conflict count and use it
27273 as the first tie-breaker.
27274 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
27275 and wipe conflicts_ and map_ around the call to qsort. Remove
27276 special case for 2 coalesce pairs.
27277 * bitmap.c (bitmap_count_unique_bits): New function.
27278 (bitmap_count_bits_in_word): New function, extracted from
27280 (bitmap_count_bits): Use bitmap_count_bits_in_word.
27281 * bitmap.h (bitmap_count_unique_bits): Declare it.
27283 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
27286 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
27287 transparent alias chain for decl assembler name.
27288 * config/sol2.c (solaris_assemble_visibility): Likewise.
27290 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27292 * config/arm/arm1020e.md (1020call_op): Reduce reservation
27294 (v10_fdivs): Likewise.
27295 (v10_fdivd): Likewise.
27297 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27300 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
27301 to not call fclose twice on file.
27303 2016-03-23 Jakub Jelinek <jakub@redhat.com>
27305 PR tree-optimization/70354
27306 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
27307 oprnd0 is wider than oprnd1 and there is a cast from the wider
27308 type to oprnd1, mask it with the mask of the narrower type.
27311 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
27312 Optimize TARGET_STV splitters, if high or low word of last argument
27315 2016-03-22 Jeff Law <law@redhat.com>
27318 tree-ssa-threadbackward.c
27319 (fsm_find_control_statement_thread_paths): Correctly distinguish
27320 between old style jump threads vs FSM jump threads.
27322 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
27325 * config/i386/i386.c (scalar_chain::convert_op): Support
27326 uninitialized register usage case.
27328 2016-03-22 Richard Biener <rguenther@suse.de>
27330 PR middle-end/70251
27331 * genmatch.c (gen_transform): Adjust last parameter to a three-state
27333 (capture::gen_transform): ... to change behavior when substituting
27334 a condition into cond or not-cond expr context.
27335 (dt_simplify::gen_1): Adjust.
27336 * gimple-match-head.c: Include gimplify.h for unshare_expr.
27337 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
27338 last change and instead change to
27339 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
27340 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
27342 2016-03-22 Anthony Green <green@moxielogic.com>
27344 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
27345 issue for moxiebox targets.
27346 (CC1PLUS_SPEC): Ditto.
27348 2016-03-22 Richard Biener <rguenther@suse.de>
27350 PR middle-end/70333
27351 * fold-const.c (extract_muldiv_1): Properly perform multiplication
27354 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
27356 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
27358 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
27361 * config/i386/i386.c (def_builtin): Handle
27362 OPTION_MASK_ISA_AVX512VL to be and-ed with other
27364 (const struct builtin_description bdesc_special_args[]):
27365 Remove duplicate ISA bits.
27367 2016-03-22 Jakub Jelinek <jakub@redhat.com>
27370 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
27371 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
27372 in a way that works also for AVX512BW.
27375 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
27376 instead of source if operands[1] is xmm16 and above and
27377 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
27378 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
27381 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
27382 on assign if (*from_p) is a comparison, set it to
27383 TREE_NO_WARNING (*from_p).
27385 2016-03-21 Jakub Jelinek <jakub@redhat.com>
27387 PR middle-end/70326
27388 * lra.c (restore_scratches): Ignore deleted insns.
27390 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
27391 Jakub Jelinek <jakub@redhat.com>
27393 PR tree-optimization/70317
27394 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
27397 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
27400 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
27401 of ix86_expand_move.
27403 (movti): Use general_operand for operand 1 predicate.
27405 2016-03-21 Martin Liska <mliska@suse.cz>
27407 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
27409 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
27411 2016-03-21 Martin Liska <mliska@suse.cz>
27414 * ipa-icf.c (sem_function::parse): Skip static
27415 constructors and destructors.
27417 2016-03-21 Jakub Jelinek <jakub@redhat.com>
27420 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
27421 function-like macro, peek following token(s) if it is followed
27422 by CPP_OPEN_PAREN token with optional padding in between, and
27423 if not, don't treat it like a macro.
27425 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
27426 Alexander Monakov <amonakov@ispras.ru>
27428 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
27429 for the stabs debug format.
27431 2016-03-21 Richard Biener <rguenther@suse.de>
27433 PR tree-optimization/70310
27434 * tree-vect-generic.c (expand_vector_condition): Fold the built
27437 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
27440 * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
27441 Block third alternative for AVX-512VL target,
27443 2016-03-21 Martin Liska <mliska@suse.cz>
27446 * hsa-brig.c (emit_function_directives): Mark unemitted
27447 global variables for emission.
27448 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
27449 (get_symbol_for_decl): Likewise.
27450 * hsa.h (struct hsa_symbol): New flag.
27452 2016-03-21 Richard Biener <rguenther@suse.de>
27454 PR tree-optimization/70288
27455 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
27456 we do not estimate unsimplified all-constant conditionals or
27457 switches as optimized away.
27459 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
27461 PR rtl-optimization/69102
27462 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
27463 when we have a readonly dependency context.
27465 2016-03-18 Jeff Law <law@redhat.com>
27467 PR rtl-optimization/70263
27468 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
27469 (update_equiv_regs): When trying to move a store to after the insn
27470 that sets the source of the store, make sure the store occurs after
27471 the insn that sets the source of the store. When successful note
27472 the REG_EQUIV note created in the dump file.
27474 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
27475 Bernd Schmidt <bschmidt@redhat.com>
27477 * doc/extend.texi: Document more potential problems with basic asms.
27479 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
27481 PR rtl-optimization/70278
27482 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
27485 2016-03-18 Jason Merrill <jason@redhat.com>
27487 * calls.c (load_register_parameters): Fix zero size sibcall logic.
27489 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
27491 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
27492 values to 128b regs.
27494 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
27496 PR tree-optimization/70252
27497 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
27498 boolean vector has a proper number of elements.
27499 (supportable_narrowing_operation): Likewise.
27501 2016-03-18 Tom de Vries <tom@codesourcery.com>
27504 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
27506 2016-03-18 Jakub Jelinek <jakub@redhat.com>
27508 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
27509 instead of replace_rtx for DEBUG_INSNs.
27511 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
27513 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
27514 load type reservations.
27516 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
27519 * config/pa/constraints.md: Revert 2015-02-13 change. Use
27520 define_constraint for "Q" and "T" constraints.
27522 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
27524 Tweak the pipeline model for Exynos M1
27526 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
27529 2016-03-17 David Malcolm <dmalcolm@redhat.com>
27532 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
27533 where one or both locations aren't within a line_map.
27535 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
27538 * opts.c (finish_options): Don't set flag_pie to the default if
27539 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
27542 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
27544 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
27545 true as ALL_REGS argument to replace_rtx.
27547 2016-03-17 Richard Biener <rguenther@suse.de>
27550 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
27553 2016-03-17 Jakub Jelinek <jakub@redhat.com>
27556 * rtl.h (replace_rtx): Add ALL_REGS argument.
27557 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
27558 equality and assert mode is the same, instead of just rtx pointer
27560 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
27561 true as ALL_REGS argument to replace_rtx.
27563 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
27565 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
27566 for boolean vector with vector mode only.
27567 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
27569 2016-03-17 Nick Clifton <nickc@redhat.com>
27572 * config/rx/rx.c (rx_print_integer): Print negative constants in
27575 2016-03-17 Jakub Jelinek <jakub@redhat.com>
27578 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
27580 2016-03-16 Richard Henderson <rth@redhat.com>
27581 Richard Biener <rguenth@suse.de>
27583 PR middle-end/70240
27584 PR middle-end/68215
27586 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
27587 first operand as is_gimple_condexpr.
27589 PR middle-end/70240
27590 PR middle-end/68215
27592 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
27593 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
27594 Do not gimplify the result.
27595 (do_unop): Adjust call to tree_vec_extract.
27596 (do_binop): Likewise.
27597 (do_compare): Likewise.
27598 (do_plus_minus): Likewise.
27599 (do_negate): Likewise.
27600 (expand_vector_condition): Likewise.
27601 (do_cond): Likewise.
27603 2016-03-16 Richard Henderson <rth@redhat.com>
27606 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
27607 (aarch64_classify_address): Use it.
27608 (aarch64_legitimize_address): Force all subexpressions of PLUS
27609 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
27611 2016-03-16 Jakub Jelinek <jakub@redhat.com>
27612 Richard Biener <rguenth@suse.de>
27615 * rtlanal.c (replace_rtx): For REG, if from is a REG,
27616 return to even if only REGNO is equal, and assert
27619 2016-03-11 Jeff Law <law@redhat.com>
27621 PR rtl-optimization/70224
27622 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
27624 2016-03-16 Richard Henderson <rth@redhat.com>
27626 PR middle-end/70199
27627 * function.h (struct function): Add has_forced_label_in_static.
27628 * gimplify.c (force_labels_r): Set it.
27629 * lto-streamer-in.c (input_struct_function_base): Read it.
27630 * lto-streamer-out.c (output_struct_function_base): Write it.
27631 * tree-inline.c (has_label_address_in_static_1): Remove.
27632 (copy_forbidden): Remove fndecl parameter; test
27633 has_forced_label_in_static.
27634 (inline_forbidden_p): Update call to copy_forbidden.
27635 (tree_versionable_function_p): Likewise.
27636 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
27637 (chkp_versioning): Likewise.
27638 * tree-inline.h (copy_forbidden): Update decl.
27640 2016-03-16 Marek Polacek <polacek@redhat.com>
27643 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
27644 function being thunked if the result type doesn't have fixed size.
27645 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
27646 doesn't have fixed size.
27648 2016-03-16 Bin Cheng <bin.cheng@arm.com>
27650 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
27651 reporting malformed loop nest.
27653 2016-03-16 Tom de Vries <tom@codesourcery.com>
27656 * ipa-devirt.c (possible_polymorphic_call_targets): Move
27657 nodes.length () == 1 test to before first nodes[0] access.
27659 2016-03-16 Tom de Vries <tom@codesourcery.com>
27661 PR tree-optimization/68715
27662 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
27663 single_pred_p test.
27665 2016-03-16 Tom de Vries <tom@codesourcery.com>
27667 PR tree-optimization/68809
27668 * graphite-scop-detection.c (same_close_phi_node): Test if result types
27671 2016-03-16 Carlos O'Donell <carlos@redhat.com>
27672 Sandra Loosemore <sandra@codesourcery.com>
27674 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
27675 on leaf attribute. Mention ELF interposition problems.
27677 2016-03-16 Alan Modra <amodra@gmail.com>
27679 PR rtl-optimization/69195
27680 PR rtl-optimization/47992
27681 * ira.c (indirect_jump_optimize): Ignore artificial defs.
27684 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
27687 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
27689 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
27691 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
27693 2016-03-15 Jakub Jelinek <jakub@redhat.com>
27695 PR rtl-optimization/70222
27696 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
27697 optimization if mode is different from result_mode, queue up masking
27698 of the result in outer_op. Formatting fix.
27700 PR middle-end/70239
27701 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
27704 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27706 PR rtl-optimization/69032
27707 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
27708 looping backwards over basic block insns.
27710 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27713 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
27714 to non-speculative when propagating trap bits.
27716 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27718 PR rtl-optimization/63384
27719 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
27720 DEBUG_INSN_P insns.
27722 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27725 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
27726 factored out from ...
27727 (sched_analyze_insn): ... here.
27728 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
27729 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
27730 get_implicit_reg_pending_clobbers in it.
27731 (setup_id_reg_sets): Use setup_id_implicit_regs.
27732 (deps_init_id): Ditto.
27734 2016-03-15 Tom de Vries <tom@codesourcery.com>
27737 * cgraph.c (cgraph_node::get_body): Save, reset and restore
27739 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
27740 execute_function_dump.
27741 (execute_one_pass): Don't dump function if it will be dumped after ipa
27744 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
27746 * genrecog.c (match_pattern_2): If pred is NULL don't call
27747 safe_predicate_mode on it.
27749 2016-03-14 Jakub Jelinek <jakub@redhat.com>
27751 PR middle-end/70219
27752 * lra-constraints.c (delete_move_and_clobber): Change assertion
27753 to also allow dregno == 0.
27755 2016-03-14 Richard Henderson <rth@redhat.com>
27758 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
27759 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
27760 (reassociate_bb): Use optimize_vec_cond_expr; avoid
27761 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
27764 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
27767 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
27769 (lra_create_live_ranges_1): initialize hard register biggest_mode to
27771 * lra-constraints.c (split_reg): For hard regs, try to find the
27772 biggest single-register mode used in the function.
27774 2016-03-14 Richard Biener <rguenther@suse.de>
27776 PR tree-optimization/56365
27777 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
27778 constants to compare against.
27780 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
27783 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
27784 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
27785 (define_split for the GPR case): Use int_reg_operand instead of
27786 gpc_reg_operand for the output.
27788 2016-03-14 Tom de Vries <tom@codesourcery.com>
27790 PR tree-optimization/70045
27791 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
27792 create_empty_if_region_on_edge argument.
27794 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
27796 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
27797 (STACK_CHECK_PROTECT): Likewise.
27798 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
27799 (STACK_CHECK_PROTECT): Likewise.
27800 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
27801 (STACK_CHECK_PROTECT): Likewise.
27802 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
27803 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
27804 (STACK_CHECK_PROTECT): Likewise.
27806 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
27808 PR rtl-optimization/69307
27809 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
27810 registers in modes that span more than one register.
27812 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
27815 * lra-constraints.c (delete_move_and_clobber): New.
27816 (remove_inheritance_pseudos): Use it.
27818 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
27821 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
27822 the libcall is LCT_THROW.
27823 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
27824 for the checking routine.
27826 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
27829 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
27830 optimization if we have direct move.
27831 (roundu32<mode>2_fprs): Likewise.
27833 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
27836 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
27838 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
27839 Arguments swapped. All callers changed. Take reg_renumber into
27840 account, and Calculate and compare register ranges for hard regs.
27842 2016-03-11 Jeff Law <law@redhat.com>
27844 PR tree-optimization/70190
27845 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27846 Handle cases where we can not extract the taken edge, even though we
27847 found a constant value.
27849 PR tree-optimization/64058
27850 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
27851 (num_coalesce_pairs): Move up earlier in file.
27852 (find_coalesce_pair): Initialize the INDEX field for each pair
27854 (compare_pairs): No longer sort on the elements in each pair.
27855 Instead break ties with the index of the coalesce pair.
27857 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27860 * config/aarch64/aarch64-protos.h
27861 (aarch64_save_restore_target_globals): New prototype.
27862 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
27863 Call the above when popping pragma.
27864 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
27866 (aarch64_set_current_function): Rewrite using the above.
27868 2016-03-11 Jakub Jelinek <jakub@redhat.com>
27870 PR tree-optimization/70177
27871 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
27872 (extract_ops_from_tree): ... this. In the 2 argument
27873 overload remove _1 suffix.
27874 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
27875 (extract_ops_from_tree): ... this.
27876 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
27878 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
27879 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
27880 extract_ops_from_tree instead of 2 operand one.
27882 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
27884 PR tree-optimization/70013
27885 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
27886 for constant-pool entries.
27888 2016-03-11 Jakub Jelinek <jakub@redhat.com>
27890 PR rtl-optimization/70174
27891 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
27892 followed by gen_lowpart on force_reg instead of just gen_lowpart.
27894 PR tree-optimization/70169
27895 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
27896 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
27899 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
27900 Jakub Jelinek <jakub@redhat.com>
27903 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
27904 of uninitialized values.
27906 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27908 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
27910 ("*trunctddd2"): New pattern definition.
27911 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
27914 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27916 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
27917 definitions for BFP and DFP rounding modes.
27918 ("fixuns_truncdddi2", "fixuns_trunctddi2")
27919 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
27920 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
27921 ("fix_trunctf<mode>2"): Use the new constants instead of magic
27924 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27926 * config/s390/constraints.md: Adjust comment.
27927 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
27928 s390_decompose_addrstyle_without_index.
27929 * config/s390/predicates.md (shift_count_or_setmem_operand):
27930 Rename to setmem_operand.
27931 * config/s390/s390-protos.h
27932 (s390_decompose_shift_count): Rename to
27933 s390_decompose_addrstyle_without_index.
27934 * config/s390/s390.c (s390_decompose_shift_count)
27935 (s390_mem_constraint, print_shift_count_operand)
27936 (print_operand_address, print_operand): Rename
27937 s390_decompose_shift_count to
27938 s390_decompose_addrstyle_without_index and rename
27939 print_shift_count_operand to print_addrstyle_operand troughout the
27941 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
27942 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
27943 Rename shift_count_or_setmem_operand to setmem_operand.
27944 * config/s390/vx-builtins.md ("vec_insert<mode>")
27945 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
27948 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27951 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
27952 Handle overlapping retval and newval.
27954 2016-03-10 Nick Clifton <nickc@redhat.com>
27957 * config/aarch64/aarch64.c
27958 (aarch64_override_options_after_change_1): When forcing
27959 flag_omit_frame_pointer to be true, use a special value that can
27960 be detected if this function is called again, thus preventing
27961 flag_omit_leaf_frame_pointer from being forced to be false.
27963 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27965 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
27966 Set x_flag_omit_leaf_frame_pointer when handling
27967 -momit-leaf-frame-pointer.
27969 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27972 * cgraph.c (cgraph_node::dump): Dump split_part and
27973 indirect_call_target.
27974 * cgraph.h (cgraph_node): Add indirect_call_target flag.
27975 * ipa.c (has_addr_references_p): Cleanup.
27976 (is_indirect_call_target_p): New.
27977 (walk_polymorphic_call_targets): Do not mark virtuals that may be
27978 called indirectly as local.
27979 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
27981 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27984 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
27985 on cxa_pure_virtual.
27987 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27990 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
27992 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27995 * tree.c (need_assembler_name_p): Only record main variant type names.
27997 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
28000 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
28001 Always define to 0 or 1.
28002 (TARGET_FIX_ERR_A53_843419): New macro.
28003 * config/aarch64/aarch64-elf-raw.h
28004 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
28005 * config/aarch64/aarch64-linux.h: Likewise.
28006 * config/aarch64/aarch64.c
28007 (aarch64_override_options_after_change_1): Do not default
28008 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
28010 (aarch64_attributes): Handle fix-cortex-a53-843419.
28011 (aarch64_can_inline_p): Likewise.
28012 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
28014 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
28015 Jakub Jelinek <jakub@redhat.com>
28017 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
28018 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
28019 DECL_COMMONS if flag_unconstrained_commons is set.
28020 * tree-dfa.c (get_ref_base_and_extent): Likewise.
28021 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
28022 (funconstrained-commons): Document.
28024 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
28026 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
28027 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
28029 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
28031 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
28032 has a proper number of elements.
28034 2016-03-10 Alan Modra <amodra@gmail.com>
28036 PR rtl-optimization/69195
28037 PR rtl-optimization/47992
28038 * ira.c (recorded_label_ref): Delete.
28039 (update_equiv_regs): Return void.
28040 (indirect_jump_optimize): New function.
28041 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
28042 before regstat_compute_ri. Don't rebuild_jump_labels here.
28043 Delete update_regstat.
28045 2016-03-10 Richard Biener <rguenther@suse.de>
28047 PR tree-optimization/70128
28048 * tree-ssa-structalias.c (set_uids_in_ptset): Set
28049 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
28051 2016-03-09 Jakub Jelinek <jakub@redhat.com>
28053 PR tree-optimization/70152
28054 * tree-sra.c (replace_removed_params_ssa_names): Copy over
28055 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
28058 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
28059 instead of gen_sse2_loadlpd.
28060 * config/i386/sse.md (*vec_concatv2df): Rename to...
28061 (vec_concatv2df): ... this.
28063 PR tree-optimization/70127
28064 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
28066 2016-03-09 David Malcolm <dmalcolm@redhat.com>
28070 * diagnostic-show-locus.c (compatible_locations_p): New function.
28071 (layout::layout): Sanitize ranges using compatible_locations_p.
28073 2016-03-09 David Malcolm <dmalcolm@redhat.com>
28077 * diagnostic-show-locus.c (layout_range::layout_range): Replace
28078 location_range param with three const expanded_locations * and a
28080 (layout::layout): Replace call to
28081 rich_location::lazily_expand_location with get_expanded_location.
28082 Extract the range and perform location expansion here, passing
28083 the results to the layout_range ctor.
28084 * diagnostic.c (source_range::debug): Delete.
28085 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
28086 of rich_location::get_expanded_location.
28087 * gcc-rich-location.c (get_range_for_expr): Delete.
28088 (gcc_rich_location::add_expr): Reimplement to avoid the
28089 rich_location::add_range overload that took a location_range,
28090 passing a location_t instead.
28092 2016-03-09 Richard Biener <rguenther@suse.de>
28093 Jakub Jelinek <jakub@redhat.com>
28095 PR tree-optimization/70138
28096 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
28097 Also skip vect_double_reduction_def.
28099 2016-03-09 Jakub Jelinek <jakub@redhat.com>
28102 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
28103 if the operand is "m".
28105 2016-03-09 Nathan Sidwell <nathan@acm.org>
28107 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
28109 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
28111 * config/i386/i386.c (processor_target_table): Fix cost table
28112 intialization order for znver1.
28114 2016-03-08 Jakub Jelinek <jakub@redhat.com>
28116 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
28117 - becuase -> because.
28118 * ipa-reference.c (ignore_module_statics): Likewise.
28119 * cgraph.c (cgraph_node::get_body): Likewise.
28120 * ipa-inline.c (early_inliner): Likewise.
28121 * ipa-devirt.c (types_same_for_odr): Likewise.
28122 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
28123 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
28125 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28127 * tree-ssa-math-opts.c: Fix typo in comment.
28129 2016-03-08 Jakub Jelinek <jakub@redhat.com>
28132 * config/i386/i386.c (scalar_chain::make_vector_copies,
28133 scalar_chain::convert_reg): Call end_sequence in between
28134 get_insns and emit_conversion_insns rather than after both
28137 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
28140 * config/i386/i386.h (machine_function): Add
28141 pc_thunk_call_expanded flag.
28142 (ix86_pc_thunk_call_expanded): New define.
28143 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
28144 (*set_got): Rename insn pattern from set_got.
28145 (*set_got_labelled): Rename inst pattern from set_got_labelled.
28146 * config/i386/i386.c (ix86_compute_frame_layout): Use
28147 ix86_pc_thunk_call_expanded to prevent red-zone.
28149 2016-03-07 Martin Jambor <mjambor@suse.cz>
28151 * hsa.h (hsa_get_ctor_statements): Declare.
28152 (hsa_get_dtor_statements): Likewise.
28153 (hsa_get_kernel_dispatch_type): Likewise.
28154 * hsa.c (hsa_get_ctor_statements): New function.
28155 (hsa_get_dtor_statements): Likewise.
28156 (hsa_get_kernel_dispatch_type): Likewise.
28157 * hsa-brig.c (hsa_cdtor_statements): Removed.
28158 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
28159 hsa_get_dtor_statements.
28160 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
28161 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
28163 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
28165 * config/arm/arm-cores.def (cortex-r8): New.
28166 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
28167 * config/arm/arm-tune.md: Likewise.
28168 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
28170 2016-03-07 Martin Sebor <msebor@redhat.com>
28172 PR rtl-optimization/19705
28173 * doc/invoke.texi (Options That Control Optimization): Clarify
28174 -fno-branch-count-reg.
28176 2016-02-26 Richard Biener <rguenther@suse.de>
28177 Jeff Law <law@redhat.com>
28179 PR tree-optimization/69740
28180 * cfghooks.c (remove_edge): Request loop fixups if we delete
28181 an edge that might turn an irreducible loop into a natural
28183 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
28184 Move after definition of loops_state_clear.
28186 2016-03-07 Bin Cheng <bin.cheng@arm.com>
28188 PR rtl-optimization/69052
28189 * rtlanal.c (commutative_operand_precedence): Set higher precedence
28192 2016-03-07 Tom de Vries <tom@codesourcery.com>
28194 PR tree-optimization/70116
28195 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
28196 is_tm_ending stmts and ubsan/asan internal functions.
28197 (find_duplicate): Use it. Don't test is_tm_ending here.
28199 2016-03-07 Richard Biener <rguenther@suse.de>
28201 PR tree-optimization/70115
28202 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
28203 (propagate_constants_for_unrolling): Use replace_uses_by.
28205 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
28207 PR middle-end/69916
28208 * omp-low.c (struct oacc_loop): Add ifns.
28209 (new_oacc_loop_raw): Initialize it.
28210 (finish_oacc_loop): Clear mask & flags if no ifns.
28211 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
28212 (oacc_loop_xform_loop): Add ifns arg & adjust.
28213 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
28215 2016-03-07 Richard Henderson <rth@redhat.com>
28218 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
28219 (insert_value_copy_on_edge): Likewise.
28221 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28223 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
28225 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
28228 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
28230 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
28232 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
28234 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
28236 Fix sseimul type attribute.
28237 * config/i386/znver1.md
28238 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
28239 znver1_sseimul_avx256_load) : Fix the type attribute.
28240 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
28241 pipe usage and latency.
28243 2016-03-05 Jakub Jelinek <jakub@redhat.com>
28246 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
28247 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
28250 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
28253 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
28255 PR rtl-optimization/69941
28256 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
28257 the reg share its mode.
28259 2016-03-04 Jeff Law <law@redhat.com>
28261 PR tree-optimization/69196
28262 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28263 If the both SSA_NAMEs are anonymous, then consider them unassociated
28264 and include the PHI in the statement count.
28266 2016-03-05 Tom de Vries <tom@codesourcery.com>
28268 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
28269 construct in oacc routine. Check for oacc region in oacc routine.
28271 2016-03-04 Jakub Jelinek <jakub@redhat.com>
28274 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
28275 2016-02-22 changes, instead don't recurse if RECUR is already true.
28276 Don't change *dynamic_check if RECUR. Adjust recursive caller
28277 to pass true to the new argument.
28278 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
28281 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
28282 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
28284 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
28286 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
28288 PR rtl-optimization/57676
28289 * lra-assigns.c (lra_assign): Guard test for maximum iterations
28290 with flag_checking.
28292 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
28294 * tree-vect-patterns.c (search_type_for_mask): Handle
28295 comparison of booleans.
28297 2016-03-04 Jakub Jelinek <jakub@redhat.com>
28299 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
28303 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
28304 all other ops that have dw_val_class_die_ref operands,
28305 and DW_OP_GNU_entry_value.
28307 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28309 PR rtl-optimization/69904
28310 * config/arm/arm.c (arm_cannot_copy_insn_p):
28311 Return true for load-exclusive instructions.
28313 2016-03-03 Jakub Jelinek <jakub@redhat.com>
28316 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
28317 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
28318 the pattern no matter if it is used just by non-pattern, pattern
28320 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
28321 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
28322 oprnd1 def_stmt is in pattern, don't look through it.
28324 2016-03-03 Marek Polacek <polacek@redhat.com>
28326 PR middle-end/70050
28327 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
28329 2016-03-03 Martin Liska <mliska@suse.cz>
28331 PR tree-optimization/70043
28332 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
28333 previous statement if we see a debug statement.
28335 2016-03-03 Richard Biener <rguenther@suse.de>
28337 PR tree-optimization/55936
28338 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
28339 parameter and guard unsafe equivalence use.
28340 (vrp_evaluate_conditional_warnv_with_ops): Always use
28341 safe equivalences but not via the quadratic compare_names
28344 2016-03-03 Michael Collison <michael.collison@linaro.org>
28347 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
28348 for operand 1 to s_register_operand. Change predicate for operand
28349 2 to arm_not_immediate_operand.
28351 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
28353 * doc/tm.texi: Regenerated.
28355 2016-03-02 Richard Henderson <rth@redhat.com>
28358 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
28359 simplification when all args are positive non-fixed registers.
28361 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28363 * target.def (lra_p): Specify that new ports should use LRA.
28365 2016-03-02 Jakub Jelinek <jakub@redhat.com>
28368 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
28369 gimplify_type_sizes the type they refer to.
28370 (omp_notice_variable): Handle reference vars to VLAs.
28371 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
28372 reference to VLA decls in the second pass instead of first pass.
28374 2016-03-02 Tom de Vries <tom@codesourcery.com>
28376 PR tree-optimization/68659
28377 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
28378 new_expr == NULL_TREE.
28379 (get_new_name): Handle ADDR_EXPR.
28381 2016-03-02 Bin Cheng <bin.cheng@arm.com>
28383 PR rtl-optimization/69052
28384 * loop-invariant.c (canonicalize_address): New function.
28385 (inv_can_prop_to_addr_use): Check validity of address expression
28386 which is canonicalized by above function.
28388 2016-03-02 Alan Modra <amodra@gmail.com>
28391 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
28394 2016-03-02 Jakub Jelinek <jakub@redhat.com>
28397 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
28398 (*movhi_internal): Put mask moves from and to memory separately
28399 from moves from/to GPRs.
28401 2016-03-02 Richard Biener <rguenther@suse.de>
28403 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
28404 GENERIC expressions in GIMPLE.
28406 2016-03-02 Richard Biener <rguenther@suse.de>
28408 * config/i386/i386.c (type_natural_mode): Fix typo.
28410 2016-03-02 Nick Clifton <nickc@redhat.com>
28412 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
28414 2016-03-02 Richard Biener <rguenther@suse.de>
28415 Uros Bizjak <ubizjak@gmail.com>
28418 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
28420 2016-03-02 Richard Biener <rguenther@suse.de>
28422 PR middle-end/67278
28423 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
28425 2016-03-02 Marek Polacek <polacek@redhat.com>
28428 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
28429 "is promoted to" warning.
28431 2016-03-01 DJ Delorie <dj@redhat.com>
28433 * config.gcc: Deprecate mep-*.
28435 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
28437 PR middle-end/70025
28438 * lra-constraints.c (regno_val_use_in): New.
28439 (match_reload): Use it instead of regno_use_in.
28441 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
28443 PR rtl-optimization/70007
28444 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
28445 references present in REG_EQUAL notes attached to non-SET patterns.
28447 2016-03-01 Jeff Law <law@redhat.com>
28449 PR tree-optimization/69196
28450 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28451 Appropriately clamp the number of statements to copy when the
28452 thread path does not traverse a loop backedge.
28454 PR tree-optimization/69196
28455 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28456 Do count some PHIs in the thread path against the insn count. Decrease
28457 final statement count by one as the control statement in the last
28458 block will get removed. Remove special cased code for handling PHIs
28461 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
28464 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
28465 asm dialect alternatives to explicit GOTPCREL calls.
28467 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
28470 * ira.c (do_reload): Issue warning for generic stack checking here...
28471 * reload1.c (reload): ...instead of here and streamline it.
28473 2016-03-01 Nick Clifton <nickc@redhat.com>
28475 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
28477 2016-03-01 Richard Biener <rguenther@suse.de>
28479 PR tree-optimization/69983
28480 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
28481 types and fall back to operand_equal_p.
28483 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28486 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28488 * config/s390/constraints.md ("jm8"): New constraint.
28489 * config/s390/predicates.md ("const_int_8bitset_operand"): New
28491 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
28493 ("*setmem_long<setmem_and>"): New pattern.
28494 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
28496 ("*setmem_long_31z<setmem_and>"): New pattern.
28497 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
28498 New substitution rules with the required attributes.
28501 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28504 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28506 * gensupport.c (process_substs_on_one_elem): Split loop to
28507 complete mark_operands_used_in_match_dup on all expressions in the
28509 (adjust_operands_numbers): Inline into process_substs_on_one_elem
28510 and remove function.
28512 2016-03-01 Richard Biener <rguenther@suse.de>
28514 PR middle-end/70022
28515 * fold-const.c (fold_indirect_ref_1): Fix range checking for
28516 vector BIT_FIELD_REF extract.
28518 2016-03-01 Richard Biener <rguenther@suse.de>
28520 PR tree-optimization/69994
28521 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
28523 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
28525 PR tree-optimization/69956
28526 * tree-vect-stmts.c (supportable_widening_operation): Support
28527 multi-step conversion of boolean vectors.
28528 (supportable_narrowing_operation): Likewise.
28530 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28532 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
28535 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28537 * config/s390/subst.md (DSI_VI): New mode iterator.
28538 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
28539 * config/s390/vector.md ("vec_set<mode>"): Move expander before
28540 the insn definition.
28541 ("*vec_set<mode>"): Change predicate and add alternative to
28542 support only either register or const_int operands as element
28544 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
28546 ("vec_extract<mode>"): New expander.
28547 ("*vec_extract<mode>"): New insn definition supporting reg and
28548 const_int element selectors.
28549 ("*vec_extract<mode>_plus"): New insn definition supporting
28550 reg+const_int element selectors.
28551 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
28552 following expander+insn definition.
28553 ("<vec_shifts_name><mode>3"): New expander.
28554 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
28556 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28558 * config/s390/s390.md ("*tabort_1"): Change predicate to
28559 nonmemory_operand. Add a second alternative to cover
28560 register as well as const int operands.
28561 ("*tabort_1_plus"): New pattern definition.
28563 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28565 * config/s390/s390.md ("*ashrdi3_cc_31")
28566 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
28567 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
28568 Merge insn definitions into ...
28569 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
28570 New pattern definition.
28571 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
28572 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
28573 ("*ashr<mode>3_and"): Merge insn definitions into ...
28574 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
28575 New pattern definition.
28576 * config/s390/subst.md ("addr_style_op_cc_subst")
28577 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
28578 substitutions patterns plus attributes.
28579 Add ashiftrt to SUBST iterator.
28581 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28583 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
28584 op2 to nonmemory_operand.
28585 ("*<shift>di3_31", "*<shift>di3_31_and"):
28586 Merge into single pattern definition ...
28587 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
28588 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
28589 pattern definition ...
28590 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
28591 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
28594 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28596 * config/s390/predicates.md (const_int_6bitset_operand): New
28598 * config/s390/s390.md: Include subst.md.
28599 ("rotl<mode>3"): New expander.
28600 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
28602 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
28603 * config/s390/subst.md: New file.
28605 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28607 * config/s390/s390.md ("op_type", "atype", "length" attributes):
28608 Remove RRR type. It doesn't really exist.
28609 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
28611 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
28612 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
28613 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
28614 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
28615 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
28616 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
28617 `enabled' attribute.
28619 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28621 * gensupport.c (process_substs_on_one_elem): Split loop to
28622 complete mark_operands_used_in_match_dup on all expressions in the
28624 (adjust_operands_numbers): Inline into process_substs_on_one_elem
28625 and remove function.
28627 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
28630 * config/sparc/sparc.c (NWORDS_UP): Rename to...
28631 (CEIL_NWORDS): ...this. Use CEIL macro.
28632 (compute_fp_layout): Adjust to above renaming.
28633 (function_arg_union_value): Likewise.
28634 (sparc_arg_partial_bytes): Likewise.
28635 (sparc_function_arg_advance): Likewise.
28637 2016-02-29 Jeff Law <law@redhat.com>
28639 PR tree-optimization/70005
28640 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
28641 where an object with a boolean range is compared against a value
28644 PR tree-optimization/69999
28645 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
28646 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
28649 2016-02-29 Richard Biener <rguenther@suse.de>
28651 PR tree-optimization/69994
28652 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
28653 (get_unary_op): Look through nop conversions.
28654 (ops_equal_values_p): New function, look for equality diregarding
28656 (eliminate_plus_minus_pair): Use ops_equal_values_p
28657 (repropagate_negates): Do not use get_unary_op here.
28659 2016-02-29 Martin Liska <mliska@suse.cz>
28661 * system.h: Poison ENABLE_CHECKING macro.
28663 2016-02-29 Martin Liska <mliska@suse.cz>
28665 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
28666 is presented in dump flags.
28667 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
28668 (hsa_regalloc): Likewise.
28670 2016-02-19 Richard Biener <rguenther@suse.de>
28672 PR tree-optimization/69980
28673 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
28674 permutation of those we need to keep.
28676 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
28679 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
28680 (NWORDS_UP): ...this
28681 (init_cumulative_args): Minor tweaks.
28682 (sparc_promote_function_mode): Likewise.
28683 (scan_record_type): Delete.
28684 (traverse_record_type): New function template.
28685 (classify_data_t): New structure type.
28686 (classify_registers): New inline function.
28687 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
28688 exhausted. Instantiate traverse_record_type on classify_registers and
28689 deal with the case of a structure passed in slot #15 with no FP field
28691 (assign_data_t): New structure type.
28692 (compute_int_layout): New static function.
28693 (compute_fp_layout): Likewise.
28694 (count_registers): New inline function.
28695 (assign_int_registers): New static function.
28696 (assign_fp_registers): Likewise.
28697 (assign_registers): New inline function.
28698 (function_arg_record_value_1): Delete.
28699 (function_arg_record_value_2): Likewise.
28700 (function_arg_record_value_3): Likewise.
28701 (function_arg_record_value): Adjust to above changes. Instantiate
28702 traverse_record_type on count_registers to first count the number of
28703 registers to be used and then on assign_registers to assign them.
28704 (function_arg_union_value): Adjust to above renaming.
28705 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
28706 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
28707 case of a structure passed in slot #15
28708 (sparc_function_arg_advance): Likewise.
28709 (function_arg_padding): Minor tweak.
28711 2016-02-29 Richard Biener <rguenther@suse.de>
28713 PR tree-optimization/69720
28714 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
28715 the adjustment_def path for possibly vectorized defs.
28716 (vect_create_epilog_for_reduction): Handle vectorized initial
28719 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
28721 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
28723 2016-02-27 Jeff Law <law@redhat.com>
28726 2016-02-26 Richard Biener <rguenther@suse.de>
28727 Jeff Law <law@redhat.com>
28729 PR tree-optimization/69740
28730 * cfghooks.c (remove_edge): Request loop fixups if we delete
28731 an edge that might turn an irreducible loop into a natural
28734 2016-02-27 Jakub Jelinek <jakub@redhat.com>
28736 PR rtl-optimization/69896
28737 * tree-vect-generic.c (get_compute_type): Avoid single element
28740 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
28742 Rename the AArch64 tuning option and related functions to enable the
28743 Newton series for the reciprocal square root to reflect its
28744 approximative characteristic.
28746 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
28747 function to "aarch64_emit_approx_rsqrt".
28748 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
28749 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
28750 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
28751 (xgene1_tunings): Likewise.
28752 (use_rsqrt_p): Likewise.
28753 (aarch64_emit_swrsqrt): Use new function name.
28754 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
28755 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
28756 text explaining this option.
28757 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
28759 2016-02-26 Jakub Jelinek <jakub@redhat.com>
28762 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
28763 complain about -mallow-movmisalign without -mvsx if
28764 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
28766 2016-02-26 Joel Sherrill <joel@rtems.org>
28768 * config.gcc: Add x86_64-*-rtems*.
28769 * config/i386/rtems-64.h: New file.
28771 2016-02-26 Joel Sherrill <joel@rtems.org>
28773 * config.gcc: Add aarch64-*-rtems*.
28774 * config/aarch64/rtems.h: New file.
28776 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
28779 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
28780 shift amount using %h. Add comment.
28782 2016-02-26 Richard Biener <rguenther@suse.de>
28783 Jeff Law <law@redhat.com>
28785 PR tree-optimization/69740
28786 * cfghooks.c (remove_edge): Request loop fixups if we delete
28787 an edge that might turn an irreducible loop into a natural
28790 2016-02-26 Martin Jambor <mjambor@suse.cz>
28792 PR middle-end/69920
28793 * tree-sra.c (sra_modify_assign): Do not remove loads of
28794 uninitialized aggregates to SSA_NAMEs.
28796 2016-02-26 Richard Henderson <rth@redhat.com>
28799 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
28800 pseudo in case the target rtx matches the source of the left
28803 2016-02-26 Martin Jambor <mjambor@suse.cz>
28806 * hsa.h (hsa_type_packed_p): Declare.
28807 * hsa.c (hsa_type_packed_p): New function.
28808 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
28810 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
28811 * hsa-brig.c (emit_basic_insn): Likewise.
28813 2016-02-26 Martin Jambor <mjambor@suse.cz>
28816 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
28818 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
28820 2016-02-26 Martin Jambor <mjambor@suse.cz>
28822 * hsa.h (is_a_helper): New overload for hsa_op_immed for
28823 hsa_op_with_type operands.
28824 (hsa_unsigned_type_for_type): Declare.
28825 * hsa.c (hsa_unsigned_type_for_type): New function.
28826 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
28827 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
28828 the finalizer. Do not emit extra move.
28830 2016-02-26 Martin Jambor <mjambor@suse.cz>
28832 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
28833 atomic operations in private segment.
28835 2016-02-26 Martin Jambor <mjambor@suse.cz>
28837 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
28838 statements to wi->info. Also disallow omp simd constructs.
28839 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
28840 for not gridifying. Dump special string for omp_for.
28842 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28845 * config/aarch64/aarch64.c (aarch64_set_current_function):
28846 Save/restore target globals when switching to
28847 target_option_default_node.
28849 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28852 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
28853 Return 0 if !SHIFT_COUNT_TRUNCATED.
28855 2016-02-26 Jakub Jelinek <jakub@redhat.com>
28856 Eric Botcazou <ebotcazou@adacore.com>
28858 PR rtl-optimization/69891
28859 * dse.c (scan_insn): If we can't figure out memset arguments
28860 or they are non-constant, call clear_rhs_from_active_local_stores.
28862 2016-02-26 Martin Liska <mliska@suse.cz>
28864 * doc/extend.texi: Mention clog10, clog10f an clog10l
28865 in Builtins section.
28867 2016-02-26 Martin Liska <mliska@suse.cz>
28869 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
28871 (resolve_args_picking_1): Likewise.
28872 * dwarf2out.h (struct GTY): Likewise.
28874 2016-02-26 Martin Liska <mliska@suse.cz>
28876 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
28877 with flag_checking.
28878 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
28880 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
28881 Martin Liska <mliska@suse.cz>
28883 * doc/install.texi: Mention --enable-valgrind-annotations.
28885 2016-02-26 Richard Biener <rguenther@suse.de>
28887 PR tree-optimization/69551
28888 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
28889 looking through aliases adjust DECL_PT_UID to refer to the
28890 ultimate alias target.
28892 2016-02-25 Martin Liska <mliska@suse.cz>
28894 PR middle-end/69919
28895 * alloc-pool.c (after_memory_report): New variable.
28896 * alloc-pool.h (base_pool_allocator ::release): Do not use
28897 the infrastructure if after_memory_report.
28898 * toplev.c (toplev::main): Mark after memory report.
28900 2016-02-25 Richard Biener <rguenther@suse.de>
28902 PR tree-optimization/48795
28903 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
28905 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
28908 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
28909 offloading is enabled and -fopenacc or -fopenmp is specified.
28910 (CRTOFFLOADEND): Likewise.
28911 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
28912 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
28913 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
28914 (offload_objects_file_name): New static var.
28915 (tool_cleanup): Remove offload_objects_file_name file.
28916 (find_offloadbeginend): Replace with ...
28917 (find_crtoffloadtable): ... this.
28918 (run_gcc): Remove offload_argc and offload_argv.
28919 Get offload_objects_file_name from -foffload-objects=... option.
28920 Read names of object files with offload from this file, pass them to
28921 compile_images_for_offload_targets. Don't call find_offloadbeginend and
28922 don't pass offloadbegin and offloadend to the linker. Don't pass
28923 offload non-LTO files to the linker, because now they're not claimed.
28925 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
28928 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
28929 on builtin_unreachable.
28931 2016-02-25 Jakub Jelinek <jakub@redhat.com>
28933 PR rtl-optimization/69896
28934 * regcprop.c: Include cfgrtl.h.
28935 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
28936 than remembered mode, either delete it (if noop_move_p), or
28937 treat like copy_p but not noop_p instruction.
28939 2016-02-24 Jakub Jelinek <jakub@redhat.com>
28942 * dwarf2out.c (gen_variable_die): Work around buggy LTO
28943 - allow NULL decl for Fortran DW_TAG_common_block variables.
28945 2016-02-24 Jason Merrill <jason@redhat.com>
28947 * common.opt (flifetime-dse): Add -flifetime-dse=1.
28949 2016-02-24 Richard Biener <rguenther@suse.de>
28950 Jakub Jelinek <jakub@redhat.com>
28952 PR middle-end/69760
28953 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
28954 conditionally executed ops to well-defined overflow behavior.
28956 2016-02-24 Jakub Jelinek <jakub@redhat.com>
28958 PR middle-end/69915
28959 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
28962 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28964 PR rtl-optimization/69886
28965 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
28966 argument. Use it when checking validity of set instructions.
28967 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
28968 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
28970 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
28971 * store-motion.c (find_moveable_store): Update
28972 can_assign_to_reg_without_clobbers_p callsite.
28974 2016-02-24 Richard Biener <rguenther@suse.de>
28976 PR middle-end/68963
28977 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
28979 (record_nonwrapping_iv): Do not fall back to the low/high bound
28980 for non-constant IV bases if the stmt is not always executed.
28982 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28984 * config/arm/arm-cores.def (cortex-a32): New entry.
28985 * config/arm/arm-tables.opt: Regenerate.
28986 * config/arm/arm-tune.md: Regenerate.
28987 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
28988 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
28989 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
28990 for -mcpu and -mtune.
28992 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28995 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
28996 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
28997 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
28998 (atomic_loaddi_1): Delete.
28999 (atomic_loaddi): Rewrite expander using the above changes.
29001 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29004 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
29007 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29008 Richard Biener <rguenth@suse.de>
29010 PR middle-end/69909
29011 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
29012 set_mem_attributes if tem is SSA_NAME which got expanded
29015 2016-02-24 Richard Biener <rguenther@suse.de>
29017 PR tree-optimization/69907
29018 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
29019 end of permutations for BB vectorization.
29021 2016-02-24 Christian Bruel <christian.bruel@st.com>
29023 * config/arm/arm-c.c (arm_option_override): Initialize
29024 target_option_current_node.
29025 * config/arm/arm.c (arm_pragma_target_parse): Replace
29026 build_target_option_node call by target_option_current_node.
29027 Set target_option_current_node.
29030 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
29033 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
29034 define_insn_and_split to define_insn.
29035 (zero_extendqi<mode>2_dot2): Same.
29036 (extendqi<mode>2_dot): Same.
29037 (extendqi<mode>2_dot2): Same.
29039 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
29041 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
29042 and add bypass for AES{D,E} and AESMC pairs.
29043 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
29046 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
29048 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
29049 series for reciprocal square root in Exynos M1.
29051 2016-02-23 Martin Sebor <msebor@redhat.com>
29054 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
29055 __builtin_alloca_with_align.
29057 2016-02-23 Richard Henderson <rth@redhat.com>
29059 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
29060 (ix86_register_pragmas): Remove __seg_tls.
29061 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
29062 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
29063 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
29064 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
29065 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
29066 * doc/extend.texi (__seg_tls): Remove item.
29068 2016-02-23 Richard Biener <rguenther@suse.de>
29070 * alloc-pool.h (struct allocation_object): Make id member
29071 conditional on CHECKING_P again.
29072 (get_instance): Adjust.
29073 (base_pool_allocator): Likewise.
29075 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
29077 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
29078 (parallelize_loops): In OpenACC kernels mode, set n_threads to
29080 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
29082 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
29084 2016-02-23 Richard Biener <rguenther@suse.de>
29086 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
29087 * bitmap.h (struct bitmap_usage): Likewise.
29088 (bitmap_move): Declare.
29089 * bitmap.c (register_overhead): Take size_t argument.
29090 (bitmap_move): New function.
29091 * df-problems.c (df_rd_transfer_function): Use bitmap_move
29092 to properly account overhead.
29093 * tree.c (free_node): Use tree_size.
29095 2016-02-23 Jakub Jelinek <jakub@redhat.com>
29098 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
29099 when inverting comparison.
29102 * common.opt (Wunreachable-code): Add Warning flag.
29104 2016-02-23 Mark Wielaard <mjw@redhat.com>
29105 Jakub Jelinek <jakub@redhat.com>
29108 * cgraphunit.c (check_global_declaration): Check main_input_filename
29109 and DECL_SOURCE_FILE are not NULL.
29111 2016-02-23 Martin Jambor <mjambor@suse.cz>
29113 PR tree-optimization/69666
29114 * tree-sra.c (sra_modify_assign): Do not attempt to create
29115 default_def replacements for unscalarizable regions.
29117 2016-02-20 Mark Wielaard <mjw@redhat.com>
29120 * cgraphunit.c (check_global_declaration): Check level of
29121 warn_unused_const_variable and main_input_filename.
29122 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
29123 (-Wunused-variable): For C implies -Wunused-const-variable=1.
29124 (-Wunused-const-variable): Explain levels 1 and 2.
29126 2016-02-22 Jakub Jelinek <jakub@redhat.com>
29129 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
29130 identical arguments. Formatting and spelling fixes.
29133 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
29138 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
29139 and m68k-devices.def.
29140 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
29141 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
29143 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
29145 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
29146 and HImode registers.
29148 2016-02-22 Richard Biener <rguenther@suse.de>
29150 PR tree-optimization/69882
29151 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
29152 preserve permutations present because of gaps.
29153 (vect_supported_load_permutation_p): Always continue checking
29154 permutations after vect_attempt_slp_rearrange_stmts.
29156 2016-02-22 Bin Cheng <bin.cheng@arm.com>
29158 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
29159 min_profitable_estimate, rather than min_profitable_iters.
29161 2016-02-22 Jakub Jelinek <jakub@redhat.com>
29164 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
29165 SImode for last match_operand.
29167 2016-02-22 Martin Liska <mliska@suse.cz>
29169 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
29170 return bitsize - 1 as the return value.
29172 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
29176 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
29177 Handle negative shift counts.
29178 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
29179 force_reg on the shift constant.
29180 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
29181 (lshrsi3_d): Handle negative shift counts.
29183 2016-02-22 Richard Biener <rguenther@suse.de>
29184 Tom de Vries <tom@codesourcery.com>
29186 * graph.c: Include dumpfile.h.
29187 (print_graph_cfg): Split into three overloads.
29188 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
29190 2016-02-22 Tom de Vries <tom@codesourcery.com>
29192 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
29195 2016-02-22 Richard Biener <rguenther@suse.de>
29198 * ipa-inline-transform.c (inline_call): When not updating
29199 overall summaries adjust self size by the growth estimate.
29200 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
29201 hash-set, do not update overall summaries here. Renamed from ...
29202 (inline_to_all_callers): ... this which is now wrapping the
29203 above and performing delayed overall summary update.
29204 (early_inline_small_functions): Delay updating of the overall
29207 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
29209 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
29212 2016-02-19 Jakub Jelinek <jakub@redhat.com>
29215 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
29216 :%* in %:gt() argument.
29217 (greater_than_spec_func): Adjust for expecting only numbers,
29218 if there are more than two numbers, compare the last two.
29220 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
29222 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
29223 -Wnarrowing with -std.
29225 2016-02-19 Jakub Jelinek <jakub@redhat.com>
29228 * expr.c (store_field): Don't use bit-field path if exp is
29229 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
29230 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
29231 and the assignment can be performed by bitwise copy. Formatting
29234 PR middle-end/69838
29235 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
29236 call copy_reg_eh_region_note_forward on before and/or after sequences
29237 and remove note from insn if it no longer can throw.
29240 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
29241 if TARGET_AVX512BW.
29243 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29245 * config/s390/vector.md: Add missing commutative operand markers
29246 to the patterns which qualify for one.
29247 * config/s390/vx-builtins.md: Likewise.
29249 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29251 * config/s390/vector.md (VI, VI_QHS): Add single element vector
29252 types to mode iterators.
29253 (vec_double): ... and mode attribute.
29254 * config/s390/vx-builtins.md (non_vec_int): Likewise.
29256 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29258 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
29259 Change the predicate of op2 from nonimmediate to general and let
29260 reload fix it if necessary.
29262 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29264 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
29266 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29268 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
29271 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29273 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
29274 * config/s390/s390.c (s390_expand_vec_movstr): New function.
29275 * config/s390/s390.md ("movstr<P:mode>"): Call
29276 s390_expand_vec_movstr.
29278 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29280 * config/s390/s390.md: Add missing output modifier for operand 1
29281 to print it as address properly.
29283 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29285 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
29286 * config/s390/2964.md: New file.
29287 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
29288 of insn grouping attributes depending on the CPU level.
29289 (s390_get_unit_mask): New function.
29290 (s390_sched_score): Remove the OOO from the scheduling macros.
29291 Add loop to calculate a score for the instruction mix.
29292 (s390_sched_reorder): Likewise plus improve debug output.
29293 (s390_sched_variable_issue): Rename macros as above. Calculate
29294 the unit distances after actually scheduling an insn. Improve
29296 (s390_sched_init): Clear last_scheduled_unit_distance array.
29297 * config/s390/s390.md: Include 2964.md.
29299 2016-02-18 Jakub Jelinek <jakub@redhat.com>
29302 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
29303 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
29304 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
29305 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
29306 *avx512f_<code>v8div16qi2_mask_1): New insns.
29308 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
29311 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
29314 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
29315 earlyclobber from target. Use wF constraint for fused memory
29317 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
29319 2016-02-18 Jakub Jelinek <jakub@redhat.com>
29320 Martin Liska <mliska@suse.cz>
29323 * cfgexpand.c (asan_sanitize_stack_p): New function.
29324 (partition_stack_vars): Use the function.
29325 (expand_stack_vars): Likewise.
29326 (defer_stack_allocation): Likewise.
29327 (expand_used_vars): Likewise.
29329 2016-02-18 Richard Biener <rguenther@suse.de>
29331 PR middle-end/69553
29332 * fold-const.c (operand_equal_p): Properly compare offsets for
29333 IMAGPART_EXPR and ARRAY_REF.
29335 2016-02-18 Nick Clifton <nickc@redhat.com>
29339 * config/arm/arm.c (arm_option_override_internal): Disable
29340 interworking if the target does not support thumb instructions.
29341 (arm_reload_in_hi): Handle the case where a register to register
29342 move needs reloading because there is no simple pattern to handle
29344 (arm_reload_out_hi): Likewise.
29346 2016-02-18 Richard Biener <rguenther@suse.de>
29348 PR middle-end/69854
29349 * match.pd: Don't use fold_binary or fold_unary for folding
29352 2016-02-17 Jakub Jelinek <jakub@redhat.com>
29355 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
29356 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
29357 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
29358 warn on gimple_no_warning_p statements.
29360 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
29362 * doc/extend.texi (C++ Attributes): Correct description of
29363 warn_unused type attribute.
29365 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29367 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
29368 correct instruction.
29370 2016-02-17 Richard Biener <rguenther@suse.de>
29372 PR rtl-optimization/69609
29373 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
29374 (find_traces_1_round): When ending a trace update cached priority
29376 (bb_to_key): Use cached priority when available.
29377 (copy_bb): Initialize cached priority.
29378 (reorder_basic_blocks_software_trace_cache): Likewise.
29380 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29383 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
29385 (aarch64_comparison_operator): Break overly long line into two.
29386 (aarch64_comparison_operation): Likewise.
29387 * config/aarch64/aarch64.md (cstorecc4): Use
29388 aarch64_comparison_operator_mode instead of
29389 aarch64_comparison_operator.
29390 (cstore<mode>4): Likewise.
29391 (aarch64_cstore<mode>): Likewise.
29392 (*cstoresi_insn_uxtw): Likewise.
29393 (cstore<mode>_neg): Likewise.
29394 (*cstoresi_neg_uxtw): Likewise.
29396 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29399 * config/arm/predicates.md (arm_comparison_operator_mode):
29401 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
29402 instead of arm_comparison_operator.
29403 (*mov_negscc): Likewise.
29404 (*mov_notscc): Likewise.
29405 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
29406 (*thumb2_mov_negscc): Likewise.
29407 (*thumb2_mov_negscc_strict_it): Likewise.
29408 (*thumb2_mov_notscc): Likewise.
29409 (*thumb2_mov_notscc_strict_it): Likewise.
29411 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
29413 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
29414 Add missing return.
29416 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
29418 * config/visium/visium.c (machine_libfunc_index): New enum.
29419 (machine_libfuncs): New structure.
29420 (visium_libfuncs): New static variable.
29421 (TARGET_INIT_LIBFUNCS): Define to...
29422 (visium_init_libfuncs): ...this. New function.
29423 (expand_block_move_4): Use the appropriate libfunc.
29424 (expand_block_move_2): Likewise.
29425 (expand_block_move_1): Likewise.
29426 (expand_block_set_4): Likewise.
29427 (expand_block_set_2): Likewise.
29428 (expand_block_set_1): Likewise.
29429 (visium_trampoline_init): Likewise.
29431 2016-02-17 Nick Clifton <nickc@redhat.com>
29433 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
29434 TI's devices.csv file as of March 2016.
29436 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
29439 * opts-global.c (handle_common_deferred_options): Introduce and
29440 initialize two global variables to remember command-line options
29441 specifying a stack-limiting register.
29442 * opts.h: Add extern declarations of the two new global variables.
29443 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
29444 variable based on the values of the two new global variables.
29446 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29449 * common.opt (Wnonnull-compare): New warning.
29450 * doc/invoke.texi (-Wnonnull): Remove text about comparison
29451 of arguments against NULL.
29452 (-Wnonnull-compare): Document.
29453 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
29454 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
29455 * passes.def (pass_warn_nonnull_compare): Add.
29456 * gimple-ssa-nonnull-compare.c: New file.
29458 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29460 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
29461 AARCH64_EXTRA_TUNE_RECIP_SQRT.
29463 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29465 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
29466 reciprocal sqrt for -mlow-precision-recip-sqrt.
29468 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29469 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29471 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
29472 always use lane loads to construct non-constant vectors.
29474 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29476 * config/aarch64/aarch64.md
29477 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
29478 constraints for operand 3.
29479 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
29481 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29482 Richard Biener <rguenther@suse.de>
29484 PR tree-optimization/69820
29485 * tree-vect-patterns.c (type_conversion_p): Return false if
29486 *orig_type is unsigned single precision or boolean.
29487 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
29490 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29492 PR rtl-optimization/69764
29493 PR rtl-optimization/69771
29494 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
29495 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
29497 2016-02-16 Richard Biener <rguenther@suse.de>
29499 PR tree-optimization/69776
29500 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
29502 (indirect_refs_may_alias_p): Likewise.
29503 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
29504 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
29505 according to tbaa_p.
29506 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
29507 (optimize_stmt): For redundant store discovery do not allow tbaa.
29509 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
29511 PR tree-optimization/69714
29512 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
29513 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
29515 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
29517 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
29518 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
29519 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
29520 * config/arc/arc.c (arc_init): Check FPU options.
29521 (get_arc_condition_code): Handle new CC_FPU* modes.
29522 (arc_select_cc_mode): Likewise.
29523 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
29524 register pair only. Allow access for ARCv2 accumulator.
29525 (gen_compare_reg): Whenever we have FPU support use FPU compare
29527 (arc_reorg): Don't generate brcc insns when FPU compare
29528 instructions are involved.
29529 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
29530 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
29531 floating point emulation.
29532 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
29533 (REVERSE_CONDITION): Add new CC_FPU* modes.
29534 (TARGET_FP_SP_BASE): Define.
29535 (TARGET_FP_DP_BASE): Likewise.
29536 (TARGET_FP_SP_FUSED): Likewise.
29537 (TARGET_FP_DP_FUSED): Likewise.
29538 (TARGET_FP_SP_CONV): Likewise.
29539 (TARGET_FP_DP_CONV): Likewise.
29540 (TARGET_FP_SP_SQRT): Likewise.
29541 (TARGET_FP_DP_SQRT): Likewise.
29542 (TARGET_FP_DP_AX): Likewise.
29543 * config/arc/arc.md (ARCV2_ACC): New constant.
29544 (type): New fpu type attribute.
29545 (SDF): Conditional iterator.
29546 (cstore<mode>, cbranch<mode>): Change expand condition.
29547 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
29548 handles FPU/FPX cases as well.
29549 * config/arc/arc.opt (mfpu): New option.
29550 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
29552 (adddf3, muldf3, subdf3): Removed.
29553 * config/arc/predicates.md (proper_comparison_operator): Recognize
29555 * config/arc/fpu.md: New file.
29556 * doc/invoke.texi (ARC Options): Document mfpu option.
29558 2016-02-16 Richard Biener <rguenther@suse.de>
29560 PR rtl-optimization/69291
29561 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
29562 noce_operand_ok check.
29564 2016-02-16 Tom de Vries <tom@codesourcery.com>
29567 * omp-low.c (simd_clone_create): Remove call to
29568 symtab->call_cgraph_insertion_hooks.
29570 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29572 PR tree-optimization/69802
29573 * tree-ssa-reassoc.c (update_range_test): If op is
29574 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
29575 op == 1 test of precision 1 integral op, otherwise handle
29576 that case as op itself. Fix up formatting.
29577 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
29580 2016-02-16 Richard Biener <rguenther@suse.de>
29582 PR tree-optimization/69586
29583 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
29584 types for conversion sources.
29586 2016-02-16 Richard Biener <rguenther@suse.de>
29588 PR middle-end/69801
29589 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
29590 mask OEP_ADDRESS_OF.
29592 2016-02-16 Alan Modra <amodra@gmail.com>
29595 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
29596 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
29597 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
29599 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
29600 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
29601 (p8_fmrgow_<mode>): Likewise.
29602 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
29604 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
29605 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
29606 to use movdi_internal64. Remove op0_di.
29607 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
29609 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
29611 Add support for the FCCMP insn types
29613 * config/aarch64/aarch64.md (fccmp): Change insn type.
29614 (fccmpe): Likewise.
29615 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
29616 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
29617 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
29618 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
29619 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
29620 * config/arm/types.md (fccmps): Add new insn type.
29621 (fccmpd): Likewise.
29623 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
29625 * alias.c (get_alias_set): Fix a typo in comment.
29627 2016-02-15 Richard Biener <rguenther@suse.de>
29629 PR tree-optimization/69595
29630 * match.pd: Complete range test simplification to true.
29632 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
29634 PR rtl-optimization/69648
29635 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
29636 pic_offset_table_rtx.
29638 PR rtl-optimization/69752
29639 * ira.c (update_equiv_regs): When looking for more than a single SET,
29640 also take other side effects into account.
29642 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
29644 * config/s390/s390.c (s390_function_profiler): Add a new sequence
29645 for z900+ CPUs in 31-bit mode.
29647 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
29649 * common/config/s390/s390-common.c (s390_supports_split_stack):
29651 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
29652 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
29653 * config/s390/s390.c (struct machine_function): New field
29654 split_stack_varargs_pointer.
29655 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
29656 in s390_emit_prologue.
29657 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
29659 (morestack_ref): New global.
29660 (SPLIT_STACK_AVAILABLE): New macro.
29661 (s390_expand_split_stack_prologue): New function.
29662 (s390_live_on_entry): New function.
29663 (s390_va_start): Use split-stack vararg pointer if appropriate.
29664 (s390_asm_file_end): Emit the split-stack note sections.
29665 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
29666 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
29667 (UNSPECV_SPLIT_STACK_CALL): New unspec.
29668 (UNSPECV_SPLIT_STACK_DATA): New unspec.
29669 (split_stack_prologue): New expand.
29670 (split_stack_space_check): New expand.
29671 (split_stack_data): New insn.
29672 (split_stack_call): New expand.
29673 (split_stack_call_*): New insn.
29674 (split_stack_cond_call): New expand.
29675 (split_stack_cond_call_*): New insn.
29677 2016-02-15 Richard Biener <rguenther@suse.de>
29679 PR tree-optimization/69783
29680 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
29681 Add trivially correct cases.
29683 2016-02-15 Tom de Vries <tom@codesourcery.com>
29686 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
29688 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
29690 2016-02-15 Richard Biener <rguenther@suse.de>
29692 PR tree-optimization/69776
29693 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
29694 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
29695 indicate whether we can use TBAA to disambiguate against stores.
29696 Use alias-set zero if not.
29697 (visit_reference_op_store): Do not use TBAA when looking up
29699 * tree-ssa-pre.c (compute_avail): Use TBAA here.
29700 (eliminate_dom_walker::before_dom_children): But not when looking
29701 up redundant stores.
29703 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
29705 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
29707 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
29709 * config/i386/znver1.md
29710 (znver1_pop, znver1_pop_mem,
29711 znver1_load_imov_double_store,
29712 znver1_load_imov_direct_store,
29713 znver1_load_imov_direct_load,
29714 znver1_load_imov_double_load): Add new.
29715 (znver1_insn, znver1_insn_load): Add icmov type.
29716 (znver1_sseavx_fma,
29717 znver1_sseavx_fma_load,
29719 znver1_avx256_fma_load): Fix pipe usage.
29721 2016-02-14 Alan Modra <amodra@gmail.com>
29724 * reload.c (find_reloads_address_1): For pre/post-inc/dec
29725 with an invalid hard reg, reload just the reg not the entire
29726 pre/post-inc/dec address expression.
29728 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
29731 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
29732 fixed R1_REG scratch reg.
29733 (sibcall_value_pcrel_fdpic): Likewise.
29735 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
29739 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
29741 2016-02-12 Walter Lee <walt@tilera.com>
29743 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
29744 * config/tilegx/t-tilegx: Likewise.
29746 2016-02-12 David Malcolm <dmalcolm@redhat.com>
29749 * diagnostic-show-locus.c (struct line_span): New struct.
29750 (layout::get_first_line): Delete.
29751 (layout::get_last_line): Delete.
29752 (layout::get_num_line_spans): New member function.
29753 (layout::get_line_span): Likewise.
29754 (layout::print_heading_for_line_span_index_p): Likewise.
29755 (layout::get_expanded_location): Likewise.
29756 (layout::calculate_line_spans): Likewise.
29757 (layout::m_first_line): Delete.
29758 (layout::m_last_line): Delete.
29759 (layout::m_line_spans): New field.
29760 (layout::layout): Update comment. Replace m_first_line and
29761 m_last_line with m_line_spans, replacing their initialization
29762 with a call to calculate_line_spans.
29763 (diagnostic_show_locus): When printing source lines and
29764 annotations, rather than looping over a single span
29765 of lines, instead loop over each line_span within
29766 the layout, with an inner loop over the lines within them.
29767 Call the context's start_span callback when changing line spans.
29768 * diagnostic.c (diagnostic_initialize): Initialize start_span.
29769 (diagnostic_build_prefix): Break out the building of the location
29770 part of the string into...
29771 (diagnostic_get_location_text): ...this new function, rewriting
29772 it from nested ternary expressions to a sequence of "if"
29774 (default_diagnostic_start_span_fn): New function.
29775 * diagnostic.h (diagnostic_start_span_fn): New typedef.
29776 (diagnostic_context::start_span): New field.
29777 (default_diagnostic_start_span_fn): New prototype.
29779 2016-02-12 David Malcolm <dmalcolm@redhat.com>
29782 * gcc.c (driver::finalize): Fix cleanup of "specs".
29784 2016-02-12 David Malcolm <dmalcolm@redhat.com>
29788 * gcc.c (driver::driver): Initialize m_option_suggestions.
29789 (driver::~driver): Clean up m_option_suggestions.
29790 (suggest_option): Convert to...
29791 (driver::suggest_option): ...this, and split out into
29792 driver::build_option_suggestions and find_closest_string.
29793 (driver::build_option_suggestions): New function, from
29794 first half of suggest_option. Special-case
29795 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
29796 the sanitizer_opts array. For options of enum types, add the
29797 various enum values to the candidate strings.
29798 (driver::handle_unrecognized_options): Remove "const".
29799 * gcc.h (driver::handle_unrecognized_options): Likewise.
29800 (driver::build_option_suggestions): New decl.
29801 (driver::suggest_option): New decl.
29802 (driver::m_option_suggestions): New field.
29803 * opts-common.c (add_misspelling_candidates): New function.
29804 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
29805 and make non-static.
29806 * opts.h (sanitizer_opts): New array decl.
29807 (add_misspelling_candidates): New function decl.
29808 * spellcheck.c (find_closest_string): New function.
29809 * spellcheck.h (find_closest_string): New function decl.
29811 2016-02-12 Jakub Jelinek <jakub@redhat.com>
29813 PR rtl-optimization/69764
29814 PR rtl-optimization/69771
29815 * optabs.c (expand_binop_directly): For shift_optab_p, force
29816 convert_modes with VOIDmode if xop1 has VOIDmode.
29818 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
29821 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
29822 to correctly determine instrumentation thunks.
29824 2016-02-12 Jakub Jelinek <jakub@redhat.com>
29827 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
29828 type by reference, force lhs on the call.
29831 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
29832 Compute retval and retbnd early in all cases if split_part_return_p
29833 and return_bb is not EXIT. Remove all clobber stmts and reset
29834 all debug stmts that refer to SSA_NAMEs defined in split part,
29835 except if it is retval, in that case replace the old retval with the
29836 lhs of the call to the split part.
29838 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
29841 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
29843 PR middle-end/66726
29844 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
29845 whose result is used in PHI.
29846 (maybe_optimize_range_tests): Likewise.
29847 (final_range_test_p): Likweise.
29849 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
29851 PR middle-end/66726
29852 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
29853 whose result is used in PHI.
29854 (maybe_optimize_range_tests): Likewise.
29855 (final_range_test_p): Likweise.
29857 2016-02-12 Jakub Jelinek <jakub@redhat.com>
29859 * cgraph.c: Spelling fixes - behaviour -> behavior and
29860 neighbour -> neighbor.
29861 * target.def: Likewise.
29862 * sel-sched.c: Likewise.
29863 * config/mips/mips.c: Likewise.
29864 * config/arc/arc.md: Likewise.
29865 * config/arm/cortex-a57.md: Likewise.
29866 * config/arm/arm.c: Likewise.
29867 * config/arm/neon.md: Likewise.
29868 * config/arm/arm-c.c: Likewise.
29869 * config/vms/vms-c.c: Likewise.
29870 * config/s390/s390.c: Likewise.
29871 * config/i386/znver1.md: Likewise.
29872 * config/i386/i386.c: Likewise.
29873 * config/ia64/hpux-unix2003.h: Likewise.
29874 * config/msp430/msp430.md: Likewise.
29875 * config/rx/rx.c: Likewise.
29876 * config/rx/rx.md: Likewise.
29877 * config/aarch64/aarch64-simd.md: Likewise.
29878 * config/aarch64/aarch64.c: Likewise.
29879 * config/nvptx/nvptx.c: Likewise.
29880 * config/bfin/bfin.c: Likewise.
29881 * config/cris/cris.opt: Likewise.
29882 * config/rs6000/rs6000.c: Likewise.
29883 * target.h: Likewise.
29884 * spellcheck.c: Likewise.
29885 * ira-build.c: Likewise.
29886 * tree-inline.c: Likewise.
29887 * builtins.c: Likewise.
29888 * lra-constraints.c: Likewise.
29889 * explow.c: Likewise.
29890 * hwint.h: Likewise.
29891 * targhooks.c: Likewise.
29892 * tree-vect-data-refs.c: Likewise.
29893 * expr.c: Likewise.
29894 * doc/tm.texi: Likewise.
29895 * doc/extend.texi: Likewise.
29896 * doc/install.texi: Likewise.
29897 * doc/md.texi: Likewise.
29898 * tree-ssa-tail-merge.c: Likewise.
29899 * sched-int.h: Likewise.
29900 * match.pd: Likewise.
29901 * sched-ebb.c: Likewise.
29902 * target.def (omit_struct_return_reg): Likewise.
29903 * gimple-ssa-isolate-paths.c: Likewise.
29904 (find_implicit_erroneous_behaviour): Renamed to...
29905 (find_implicit_erroneous_behavior): ... this.
29906 (find_explicit_erroneous_behaviour): Renamed to...
29907 (find_explicit_erroneous_behavior): ... this.
29908 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
29910 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
29912 PR rtl-optimization/64682
29913 PR rtl-optimization/69567
29914 PR rtl-optimization/69737
29915 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
29916 in I2 as well, just lose it.
29918 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29920 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
29922 (aarch64_last_printed_tune_string): Likewise.
29923 (aarch64_declare_function_name): Only output .arch assembler
29924 directive if it will be different from the previously output
29925 directive. Same for .tune comment but only if -dA is set.
29926 (aarch64_start_file): New function.
29927 (TARGET_ASM_FILE_START): Define.
29929 2016-02-11 David Malcolm <dmalcolm@redhat.com>
29932 * Makefile.in (PLUGIN_HEADERS): Add params.list.
29934 2016-02-11 Jakub Jelinek <jakub@redhat.com>
29937 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
29938 -Wmaybe-uninitialized warning.
29940 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
29943 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
29945 2016-02-11 Richard Biener <rguenther@suse.de>
29947 PR rtl-optimization/69291
29948 * ifcvt.c (noce_try_store_flag_constants): Do not allow
29949 subexpressions affected by changing the result.
29951 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
29954 * lra-constraints.c (curr_insn_transform): Find in/out operands
29955 for secondary memory moves. Update dups.
29957 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
29959 PR tree-optimization/69652
29960 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
29961 to nested loop, did source re-formatting, skip debug statements,
29962 add check on statement with volatile operand, remove dead scalar
29965 2016-02-10 Jakub Jelinek <jakub@redhat.com>
29966 Patrick Palka <ppalka@gcc.gnu.org>
29970 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
29971 calls if the return type is TREE_ADDRESSABLE.
29972 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
29973 * ipa-split.c (split_function): Fix doubled "we" in comment.
29974 Use void return type for the split part even if
29975 !split_point->split_part_set_retval.
29977 2016-02-10 Bin Cheng <bin.cheng@arm.com>
29979 PR tree-optimization/68021
29980 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
29981 when computing the value of biv cand by itself.
29983 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
29985 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
29986 (cortexa57_tunings): Likewise.
29987 (cortexa72_tunings): Likewise.
29988 (arch_macro_fusion_pair_p): Add support for AES fusion.
29989 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
29990 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
29991 Allow virtual registers before reload so early scheduling works.
29992 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
29993 correct latency and pipeline.
29994 (cortex_a57_crypto_complex): Likewise.
29995 (cortex_a57_crypto_xor): Likewise.
29996 (define_bypass): Add AES bypass.
29998 2016-02-10 Richard Biener <rguenther@suse.de>
30000 PR tree-optimization/69726
30001 * passes.def: Add DCE pass before late uninit.
30002 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
30003 really fixup if-conversions job.
30005 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
30007 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
30008 (arm_cortex_a57_tune): Likewise.
30009 (aarch_macro_fusion_pair_p): Add support for AES fusion.
30010 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
30012 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
30014 * timevar.def (TV_PHASE_DBGINFO): Delete.
30015 (TV_PHASE_CHECK_DBGINFO): Likewise.
30016 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
30018 2016-02-10 Richard Biener <rguenther@suse.de>
30020 PR tree-optimization/69719
30021 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
30022 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
30024 2016-02-09 Andrew Pinski <apinski@cavium.com>
30027 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
30028 get_vcond_mask_icode returns false.
30030 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
30033 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
30034 an ADDIS that adds a pointer to a large constant that sets the
30035 upper16 bits with a load operation.
30037 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
30040 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
30042 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
30044 (vzipq_s16): Likewise.
30045 (vzipq_s32): Likewise.
30046 (vzipq_f32): Likewise.
30047 (vzipq_u8): Likewise.
30048 (vzipq_u16): Likewise.
30049 (vzipq_u32): Likewise.
30050 (vzipq_p8): Likewise.
30051 (vzipq_p16): Likewise.
30053 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
30056 * config/arm/arm.c (neon_endian_lane_map): New function.
30057 (neon_vector_pair_endian_lane_map): New function.
30058 (arm_evpc_neon_vuzp): Allow for big endian lane order.
30059 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
30061 (vuzpq_s16): Likewise.
30062 (vuzpq_s32): Likewise.
30063 (vuzpq_f32): Likewise.
30064 (vuzpq_u8): Likewise.
30065 (vuzpq_u16): Likewise.
30066 (vuzpq_u32): Likewise.
30067 (vuzpq_p8): Likewise.
30068 (vuzpq_p16): Likewise.
30070 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
30073 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
30076 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
30078 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
30079 truncate const_int operand 1 to QImode.
30081 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
30083 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
30084 corresponding to an abnormal edge.
30086 2016-02-09 Tom de Vries <tom@codesourcery.com>
30088 PR tree-optimization/69599
30089 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
30091 (find_func_aliases_for_builtin_call, find_func_clobbers)
30092 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
30095 2016-02-09 Richard Biener <rguenther@suse.de>
30097 PR tree-optimization/69715
30098 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
30099 LHS on calls as non-rewritable.
30101 2016-02-09 Tom de Vries <tom@codesourcery.com>
30104 * lto-wrapper.c (append_diag_options): New function.
30105 (compile_offload_image): Call append_diag_options.
30107 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
30110 * doc/extend.texi (Flag Output Operands): Correct sectioning.
30111 Minor copy-edit to fix verb tenses.
30113 2016-02-08 Jakub Jelinek <jakub@redhat.com>
30115 PR tree-optimization/69209
30116 * ipa-split.c (split_function): If split part is not
30117 returning retval, retval has gimple type but is not
30118 gimple value, force it into a SSA_NAME first.
30120 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
30122 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
30125 2016-02-08 Jason Merrill <jason@redhat.com>
30128 * convert.c (convert_to_integer_1): Check dofold on truncation
30130 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
30131 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
30132 Rename from *_nofold.
30133 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
30134 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
30136 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
30139 * tree.c (build_common_tree_nodes): Remove short_double argument.
30140 All callers changed.
30141 * tree.h (build_common_tree_nodes): Adjust declaration.
30142 * doc/invoke.texi (-fshort-double): Remove documentation.
30143 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
30144 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
30145 * lto-wrapper.c (merge_and_complain, append_compiler_options)
30146 (append_linker_options): Don't handle OPT_fshort_double.
30148 PR rtl-optimization/68730
30149 * lra-remat.c (insn_to_cand_activation): New static variable.
30150 (lra_remat): Allocate and free it.
30151 (create_cand): New arg activation. Initialize a field in
30152 insn_to_cand_activation if it is nonnull.
30153 (create_cands): Pass the activation insn to create_cand when making
30154 a candidate involving an output reload. Reorganize code a little.
30155 (do_remat): Keep track of active status of candidates in a separate
30158 2016-02-08 Richard Biener <rguenther@suse.de>
30160 PR tree-optimization/69719
30161 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
30162 Properly use absolute of the difference of the two offsets to
30163 compare or adjust the segment length.
30165 2016-02-08 Richard Biener <rguenther@suse.de>
30166 Jeff Law <law@redhat.com>
30169 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
30170 types for anonymous SSA names.
30172 2016-02-08 Richard Biener <rguenther@suse.de>
30174 PR rtl-optimization/69274
30175 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
30177 2016-02-08 Jeff Law <law@redhat.com>
30179 PR tree-optimization/65917
30180 * tree-ssa-dom.c (record_temporary_equivalences): Record both
30181 equivalences from if (x == y) style conditionals.
30182 (loop_depth_of_name): Remove.
30183 (record_equality): Remove loop depth check.
30184 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
30185 (const_and_copies::record_const_or_copy_raw): New member function.
30186 * tree-ssa-scopedtables.c
30187 (const_and_copies::record_const_or_copy_raw): New, factored out of
30188 (const_and_copies::record_const_or_copy): Call new member function.
30190 2016-02-05 Jeff Law <law@redhat.com>
30192 PR tree-optimization/68541
30193 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
30194 (count_stmts_in_block): New function.
30195 (poor_ifcvt_candidate_code): Likewise.
30196 (is_feasible_trace): Add some heuristics to determine when path
30197 splitting is profitable.
30198 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
30199 is a diamond with a single exit.
30201 2016-02-05 Martin Sebor <msebor@redhat.com>
30204 * doc/invoke.texi: Update -Wplacement-new to take an optional
30207 2016-02-06 Richard Henderson <rth@redhat.com>
30210 * tree.c (tree_nop_conversion_p): Do not strip casts into or
30211 out of non-standard address spaces.
30213 2016-02-05 Jakub Jelinek <jakub@redhat.com>
30215 PR rtl-optimization/69691
30216 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
30218 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
30220 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
30221 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
30222 (*ieee128_mfvsrd_64bit): Likewise.
30223 (*ieee128_mfvsrd_32bit): Likewise.
30225 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
30229 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
30231 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
30232 instrumented_version.
30234 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
30236 * doc/invoke.texi (Optimize Options): In table of --param options
30237 rename second occurrence of tracer-min-branch-ratio to
30238 tracer-min-branch-probability, rename
30239 tracer-min-branch-ratio-feedback to
30240 tracer-min-branch-probability-feedback and clarify description,
30241 rename sched-spec-state-edge-prob-cutoff to
30242 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
30243 to selsched-insns-to-rename, rename lto-minpartition to
30244 lto-min-partition, delete reorder-blocks-duplicate and
30245 reorder-blocks-duplicate-feedback.
30247 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30249 * config/s390/s390.c (s390_register_info_set_ranges): Remove
30252 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
30254 * doc/extend.texi: S/390: Correct some typos.
30256 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30258 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
30260 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30263 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
30264 (s390_register_info_gprtofpr): Use new macros above.
30265 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
30267 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
30268 its name. Adjust restore and save gpr ranges.
30269 (s390_register_info_set_ranges): New function.
30270 (s390_register_info): Use new macros above. Call
30271 s390_register_info_set_ranges.
30272 (s390_optimize_register_info): Likewise.
30273 (s390_hard_regno_rename_ok): Use new macros.
30274 (s390_hard_regno_scratch_ok): Likewise.
30275 (s390_emit_epilogue): Likewise.
30276 (s390_can_use_return_insn): Likewise.
30277 (s390_optimize_prologue): Likewise.
30278 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
30280 2016-02-05 Jakub Jelinek <jakub@redhat.com>
30283 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
30285 (ix86_option_override_internal): Disable TARGET_STV even for
30286 -m{incoming,preferred}-stack-boundary=3.
30288 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
30290 * config.gcc: Mark deprecated rtems targets as obsolete.
30292 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
30294 PR rtl-optimization/64682
30295 PR rtl-optimization/69567
30296 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
30297 before I2 only if the register is both used and set in I2.
30299 2016-02-04 DJ Delorie <dj@redhat.com>
30301 * config/msp430/msp430.c (msp430_start_function): Add function type.
30303 2016-02-04 Jakub Jelinek <jakub@redhat.com>
30306 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
30308 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
30310 PR rtl-optimization/69577
30312 2015-10-29 Richard Henderson <rth@redhat.com>
30316 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
30317 sse check to the exact conditions of PR 67609.
30319 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
30322 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
30323 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
30324 not allowed into the traditional Altivec registers.
30325 (movtd_64bit_nodm): Likewise.
30326 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
30328 2016-02-04 David Malcolm <dmalcolm@redhat.com>
30330 * config/aarch64/cortex-a57-fma-steering.c
30331 (aarch64_register_fma_steering): Remove "static" from arguments
30334 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
30337 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
30338 twice when complex.
30340 2016-02-04 Mike Frysinger <vapier@gentoo.org>
30342 * doc/invoke.texi: Delete -mno-fma4.
30344 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
30346 PR rtl-optimization/69577
30347 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
30348 (find_subregs_of_mode): Update accordingly. Iterate over partial
30351 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
30353 * config/arm/arm-protos.h (neon_reinterpret): Remove.
30354 * config/arm/arm.c (neon_reinterpret): Remove.
30355 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
30356 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
30357 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
30358 vreinterpretti): Remove.
30359 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
30360 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
30361 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
30362 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
30363 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
30364 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
30365 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
30366 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
30367 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
30368 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
30369 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
30370 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
30371 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
30372 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
30373 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
30374 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
30375 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
30376 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
30377 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
30378 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
30379 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
30380 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
30381 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
30382 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
30383 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
30384 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
30385 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
30386 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
30387 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
30388 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
30389 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
30390 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
30391 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
30392 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
30393 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
30394 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
30395 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
30396 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
30397 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
30398 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
30399 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
30400 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
30401 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
30402 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
30403 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
30404 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
30405 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
30406 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
30407 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
30408 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
30409 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
30410 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
30411 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
30412 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
30413 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
30414 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
30415 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
30416 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
30417 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
30418 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
30419 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
30420 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
30421 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
30422 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
30423 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
30424 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
30425 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
30426 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
30427 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
30428 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
30429 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
30430 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
30431 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
30432 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
30433 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
30434 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
30435 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
30436 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
30437 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
30438 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
30439 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
30440 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
30441 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
30442 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
30443 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
30444 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
30445 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
30446 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
30447 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
30448 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
30449 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
30450 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
30451 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
30452 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
30453 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
30454 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
30455 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
30456 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
30457 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
30458 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
30459 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
30460 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
30461 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
30463 2016-02-04 Martin Liska <mliska@suse.cz>
30466 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
30467 that are gimple_store_p.
30468 (maybe_instrument_call): Likewise.
30470 2016-02-04 Bin Cheng <bin.cheng@arm.com>
30472 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
30473 register scaling out of memory reference and comment why.
30475 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30479 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
30480 folding the source of a SET.
30482 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30486 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
30487 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
30489 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
30493 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
30496 2016-02-04 Christian Bruel <christian.bruel@st.com>
30498 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
30499 * config/arm/arm.c (arm_set_current_function): Likewise.
30501 2016-02-04 Jakub Jelinek <jakub@redhat.com>
30502 Ilya Enkovich <enkovich.gnu@gmail.com>
30503 H.J. Lu <hongjiu.lu@intel.com>
30506 * config/i386/i386.c (convert_scalars_to_vector): Remove
30507 stack alignment fixes.
30508 (ix86_option_override_internal): Disable TARGET_STV if stack
30509 might not be aligned enough.
30510 (ix86_minimum_alignment): Assert that TARGET_STV is false.
30512 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
30514 * config/i386/x86-tune.def: Disable default prefetching
30517 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
30518 Vladimir Makarov <vmakarov@redhat.com>
30521 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
30522 in validating fused toc addresses.
30524 2016-02-03 Jakub Jelinek <jakub@redhat.com>
30527 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
30528 range->m_caret fields if range->m_show_caret_p is false.
30531 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
30532 Force oldval into register if it does not satisfy reg_or_short_operand
30533 predicate. Fix up formatting.
30535 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
30536 Alexandre Oliva <aoliva@redhat.com>
30539 * lra-constraints.c (simplify_operand_subreg): Check additionally
30540 address validity after potential reloading.
30541 (process_address_1): Check insns validity. In case of failure do
30544 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
30547 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
30550 2016-02-02 Jakub Jelinek <jakub@redhat.com>
30552 * wide-int.cc (canonize_uhwi): New function.
30553 (wi::divmod_internal): Use it.
30555 2016-02-02 James Norris <jnorris@codesourcery.com>
30557 * gimplify.c (omp_notice_variable): Add usage check.
30559 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
30561 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
30562 like LE, GE, LT, GT when emitting relational operator.
30564 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
30566 * ira-costs.c (find_costs_and_classes): Add extra argument.
30567 * target.def (ira_change_pseudo_allocno_class): Add parameter.
30568 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
30569 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
30570 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
30571 Add best_class parameter, and return it if not ALL_REGS.
30572 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
30574 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
30575 Update target hook.
30577 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
30579 * config/aarch64/aarch64.c
30580 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
30581 (aarch64_ira_change_pseudo_allocno_class): New function.
30583 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
30586 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
30588 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
30590 * config/avr/avr.c (avr_option_override): Set
30591 PARAM_ALLOW_STORE_DATA_RACES to 1.
30593 2016-02-02 Richard Biener <rguenther@suse.de>
30595 PR tree-optimization/69595
30596 * match.pd: Add range test simplifications to true/false.
30598 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
30600 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
30601 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
30604 2016-02-02 Richard Biener <rguenther@suse.de>
30606 PR tree-optimization/69606
30607 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
30608 info on the result before moving a stmt.
30610 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
30612 PR middle-end/68542
30613 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
30614 branch with vector comparison.
30615 * config/i386/sse.md (VI48_AVX): New mode iterator.
30616 (define_expand "cbranch<mode>4): Add support for conditional branch
30617 with vector comparison.
30618 * tree-vect-loop.c (optimize_mask_stores): New function.
30619 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
30620 has_mask_store field of vect_info.
30621 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
30622 vectorized loops having masked stores after vec_info destroy.
30623 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
30624 correspondent macros.
30625 (optimize_mask_stores): Add prototype.
30627 2016-02-02 Alan Modra <amodra@gmail.com>
30630 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
30633 2016-02-02 Alan Modra <amodra@gmail.com>
30636 * config/rs6000/rs6000.c (need_toc_init): New var, set it
30637 whenever toc_label_name used.
30638 (rs6000_file_start): Don't set up toc section here,
30639 (rs6000_output_function_epilogue): do so here instead,
30640 (rs6000_xcoff_file_start): and here.
30641 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
30642 (load_toc_aix_di): Likewise.
30644 2016-02-01 Jakub Jelinek <jakub@redhat.com>
30646 PR rtl-optimization/69592
30647 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
30648 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
30649 (num_sign_bit_copies_binary_arith_p): New inline function.
30650 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
30652 2016-02-01 Jeff Law <law@redhat.com>
30654 PR tree-optimization/69580
30655 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
30656 * tree-ssa-threadbackward.c
30657 (fsm_find_control_statement_thread_paths): Do not try to walk
30658 through large PHI nodes.
30660 2016-02-01 Jakub Jelinek <jakub@redhat.com>
30662 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
30663 when count is incremented above limit, don't analyze further
30666 * omp-low.c (oacc_parse_default_dims): Avoid
30667 -Wsign-compare warning, make sure value fits into int
30668 rather than just unsigned int.
30670 2016-02-01 Bin Cheng <bin.cheng@arm.com>
30672 PR tree-optimization/67921
30673 * fold-const.c (split_tree): New parameters. Convert pointer
30674 type variable part to proper type before negating.
30675 (fold_binary_loc): Pass new arguments to split_tree.
30677 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
30679 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
30680 (nvptx_goacc_validate_dims): Extend to handle global defaults.
30681 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
30682 * doc/tm.texti: Rebuilt.
30683 * doc/invoke.texi (fopenacc-dim): Document.
30684 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
30685 (append_compiler_options): Likewise.
30686 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
30687 (oacc_parse_default_dims): New.
30688 (oacc_validate_dims): Add USED arg. Select non-unity default when
30690 (oacc_loop_fixed_partitions): Return mask of used partitions.
30691 (oacc_loop_auto_partitions): Emit dump info.
30692 (oacc_loop_partition): Return mask of used partitions.
30693 (execute_oacc_device_lower): Parse default dimension arg. Adjust
30694 loop partitioning and validation calls.
30696 2016-02-01 Richard Biener <rguenther@suse.de>
30698 PR middle-end/69556
30699 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
30701 2016-02-01 Richard Biener <rguenther@suse.de>
30703 PR tree-optimization/69574
30704 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
30705 of asserting return chrec_dont_know.
30707 2016-02-01 Martin Liska <mliska@suse.cz>
30709 * mem-stats-traits.h: Add copyright header.
30710 * mem-stats.h: Likewise.
30712 2016-02-01 Richard Biener <rguenther@suse.de>
30714 PR tree-optimization/69579
30715 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
30716 Do not propagate through abnormal PHI results.
30718 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
30720 * postreload.c (reload_cse_simplify): Remove dead code.
30722 2016-02-01 Jakub Jelinek <jakub@redhat.com>
30724 PR rtl-optimization/69570
30725 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
30726 if there is more than one set, not if there is a single set.
30728 2016-02-01 Richard Henderson <rth@redhat.com>
30731 * combine.c (make_compound_operation): When looking through a
30732 subreg, make sure to re-extend to the width of the outer mode.
30734 2016-01-30 Jakub Jelinek <jakub@redhat.com>
30736 PR tree-optimization/69546
30737 * wide-int.cc (wi::divmod_internal): For unsigned division
30738 where both operands fit into uhwi, if o1 is 1 and o0 has
30739 msb set, if divident_prec is larger than bits per hwi,
30740 clear another quotient word and return 2 instead of 1.
30741 Similarly for remainder with msb in HWI set, if dividend_prec
30742 is larger than bits per hwi.
30744 2016-01-29 Martin Jambor <mjambor@suse.cz>
30746 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
30747 Use short lowercase names.
30748 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
30749 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
30750 acq_rel one. Protect warning agains segfaults if
30751 get_memory_order_name returns NULL.
30752 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
30753 with release semantics. Do not warn if get_memory_order already did.
30754 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
30755 semantics. Fix check for relaxed or acquire semantics. Do not warn
30756 if get_memory_order already did.
30758 2016-01-29 Sebastian Pop <s.pop@samsung.com>
30760 * doc/install.texi: Document that isl-0.16 is supported.
30762 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
30765 * config/i386/constraints.md (Bm): Describe as special memory
30767 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
30768 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
30769 * genpreds.c (struct constraint_data): Add is_special_memory.
30770 (have_special_memory_constraints, special_memory_start): New
30772 (special_memory_end): Ditto.
30773 (add_constraint): Add new arg is_special_memory. Add code to
30774 process its true value. Update have_special_memory_constraints.
30775 (process_define_constraint): Pass the new arg.
30776 (process_define_register_constraint): Ditto.
30777 (choose_enum_order): Process special memory.
30778 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
30779 function insn_extra_special_memory_constraint.
30780 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
30781 * gensupport.c (process_rtx): Process
30782 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
30783 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
30784 * ira-lives.c (single_reg_class): Use
30785 insn_extra_special_memory_constraint.
30786 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
30787 * lra-constraints.c (process_alt_operands): Ditto.
30788 (curr_insn_transform): Use insn_extra_special_memory_constraint.
30789 * recog.c (asm_operand_ok, preprocess_constraints): Process
30791 * reload.c (find_reloads): Ditto.
30792 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
30793 * stmt.c (parse_input_constraint): Use
30794 insn_extra_special_memory_constraint.
30796 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
30799 * lra-splill.c (lra_final_code_change): Revert r229087 by
30800 removing all sub-registers.
30802 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
30805 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
30807 2016-01-29 Jakub Jelinek <jakub@redhat.com>
30810 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
30811 SSE1, copy target into the temporary reg first before recursing
30814 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
30816 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
30819 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
30821 * ginclude/stdarg.h: Test __cplusplus instead of
30822 __GXX_EXPERIMENTAL_CXX0X__.
30824 2016-01-29 Richard Biener <rguenther@suse.de>
30826 PR tree-optimization/69547
30827 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
30828 Do not mark clobbers necessary.
30829 (mark_all_reaching_defs_necessary_1): Likewise.
30831 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
30833 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
30834 declaration name with %qs and print it in both error messages.
30835 Also fix indentation.
30837 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
30840 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
30841 trailing blank line from error message.
30843 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
30846 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
30849 2016-01-29 Richard Biener <rguenther@suse.de>
30851 PR middle-end/69537
30852 * match.pd: Allow all integral types when simplifying a
30853 widening or sign-changing conversion.
30855 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30857 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
30858 back to setting codegen_error to fail codegen.
30860 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
30863 * config/i386/constraints.md (C): Only accept constant zero operand.
30864 (BC): New constraint.
30865 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
30866 instead of C constraint.
30867 * doc/md.texi (Machine Constraints): Update description
30870 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
30873 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
30875 2016-01-28 Jakub Jelinek <jakub@redhat.com>
30877 PR middle-end/69542
30878 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
30881 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
30883 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
30884 branches if using guessed profile.
30886 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
30888 * graphite-optimize-isl.c (optimize_isl): Fix dump.
30890 2016-01-28 Richard Henderson <rth@redhat.com>
30893 * config/aarch64/aarch64-modes.def (CC_Cmode): New
30894 * config/aarch64/aarch64-protos.h: Update.
30895 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
30896 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
30897 (aarch64_get_condition_code_1): Handle CC_Cmode.
30898 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
30899 (*add<mode>3_compareC_cconly_imm): New.
30900 (*add<mode>3_compareC_cconly): New.
30901 (*add<mode>3_compareC_imm): New.
30902 (add<mode>3_compareC): New.
30903 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
30904 to be first. Use aarch64_carry_operation.
30905 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
30906 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
30907 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
30908 (subti3): Use subdi3_compare1.
30909 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
30910 (sub<mode>3_compare1): New.
30911 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
30912 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
30913 (*subsi3_carryin_uxtw): Likewise.
30914 (*ngc<mode>, *ngcsi_uxtw): Likewise.
30915 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
30916 * config/aarch64/iterators.md (DWI): New.
30917 * config/aarch64/predicates.md (aarch64_carry_operation): New.
30918 (aarch64_borrow_operation): New.
30920 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
30922 * graphite-optimize-isl.c (optimize_isl): Print a different debug
30923 message when isl does not return a valid schedule.
30925 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30927 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
30928 Remove comments from class declarations: they are already in the code
30931 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30933 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
30935 (ternary_op_to_tree): Same.
30936 (unary_op_to_tree): Same.
30937 (nary_op_to_tree): Same.
30938 (gcc_expression_from_isl_expr_op): Same.
30939 (gcc_expression_from_isl_expression): Same.
30940 (graphite_create_new_loop): Same.
30941 (graphite_create_new_loop_guard): Same.
30942 (build_iv_mapping): Same.
30943 (graphite_create_new_guard): Same.
30944 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
30945 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
30947 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30949 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
30950 instead of setting codegen_error to fail codegen.
30952 2016-01-28 Jason Merrill <jason@redhat.com>
30954 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
30956 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
30958 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
30959 Remove CONST_INT_P check in CCMP cost calculation.
30961 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
30963 * config/aarch64/aarch64.c (generic_vector_cost):
30964 Set vec_permute_cost.
30965 (cortexa57_vector_cost): Likewise.
30966 (exynosm1_vector_cost): Likewise.
30967 (xgene1_vector_cost): Likewise.
30968 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
30969 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
30970 Add vec_permute_cost entry.
30972 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
30974 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
30976 (add<mode>3_compare0): Likewise.
30977 (addsi3_compare0_uxtw): Likewise.
30978 (add<mode>3nr_compare0): Likewise.
30979 (compare_neg<mode>): Likewise.
30980 (<optab><mode>3): Likewise.
30982 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
30984 * tree-vect-stmts.c (vectorizable_comparison): Add
30985 NULL check for vectype.
30987 2016-01-28 Richard Biener <rguenther@suse.de>
30989 PR tree-optimization/69466
30990 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
30991 Account for PHIs we couldn't duplicate.
30993 2016-01-28 Martin Liska <mliska@suse.cz>
30996 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
30997 instead of ENABLE_VALGRIND_CHECKING.
30999 2016-01-27 Richard Henderson <rth@redhat.com>
31002 * lra-remat.c (subreg_regs): New.
31003 (dump_candidates_and_remat_bb_data): Dump it.
31004 (operand_to_remat): Reject if operand in subreg_regs.
31005 (set_bb_regs): Collect subreg_regs.
31006 (lra_remat): Init and free subreg_regs. Compute
31007 calculate_local_reg_remat_bb_data before create_cands.
31009 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
31012 * config/i386/i386.c (ix86_update_stack_boundary): Don't
31013 change stack_alignment_needed for __tls_get_addr call.
31015 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
31017 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
31019 2016-01-27 Jeff Law <law@redhat.com>
31021 PR tree-optimization/68398
31022 PR tree-optimization/69196
31023 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
31024 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
31025 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
31026 Only count PHIs in the last block in the path. The others will
31027 const/copy propagate away. Add heuristic to allow more irreducible
31028 subloops to be created when it is likely profitable to do so.
31030 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
31031 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
31032 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
31034 2016-01-27 Jakub Jelinek <jakub@redhat.com>
31037 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
31038 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
31039 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
31040 * tree-streamer-in.c: Include asan.h.
31041 (streamer_get_builtin_tree): For builtins in sanitizer
31042 range call initialize_sanitizer_builtins and retry.
31044 2016-01-27 Ian Lance Taylor <iant@google.com>
31046 * common.opt (fkeep-gc-roots-live): New undocumented option.
31047 * tree-ssa-loop-ivopts.c (add_candidate_1): If
31048 -fkeep-gc-roots-live, skip pointers.
31049 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
31052 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
31055 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
31056 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
31058 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
31061 * configure.ac: NetBSD provides SSP in its C library.
31062 * configure: Updated.
31064 2016-01-27 Richard Biener <rguenther@suse.de>
31066 PR tree-optimization/69166
31067 * tree-vect-loop.c (vect_is_simple_reduction): Always check
31068 reduction code for commutativity / associativity.
31070 2016-01-27 Martin Jambor <mjambor@suse.cz>
31072 PR tree-optimization/69355
31073 * tree-sra.c (analyze_access_subtree): Correct hole detection when
31074 total_scalarization fails.
31076 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
31078 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
31081 2016-01-27 Christian Bruel <christian.bruel@st.com>
31084 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
31085 Move arm_reset_previous_fndecl and set_target_option_current_node in
31086 the conditional part. Call save_restore_target_globals.
31087 * config/arm/arm.c (arm_set_current_function):
31088 Refactor to better support #pragma target and attribute mix.
31089 Call save_restore_target_globals.
31090 * config/arm/arm-protos.h (save_restore_target_globals): New function.
31092 2016-01-27 Martin Liska <mliska@suse.cz>
31094 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
31095 reference for an HSA kernel and its host function.
31097 2016-01-27 Jakub Jelinek <jakub@redhat.com>
31099 PR tree-optimization/69399
31100 * wide-int.h (wi::lrshift): For larger precisions, only
31101 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
31103 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
31105 * config/arc/predicates.md (proper_comparison_operator): Reject
31106 constant-constant comparison.
31108 2016-01-26 Tom de Vries <tom@codesourcery.com>
31110 PR tree-optimization/69110
31111 * tree-data-ref.c (initialize_data_dependence_relation): Handle
31112 DR_NUM_DIMENSIONS == 0.
31114 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
31115 Sebastian Pop <s.pop@samsung.com>
31117 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
31118 isl_ast_op_cond and isl_ast_op_select.
31119 (gcc_expression_from_isl_expr_op): Same.
31121 2016-01-26 Jason Merrill <jason@redhat.com>
31124 * tree.c (recompute_constructor_flags): Split out from
31126 (verify_constructor_flags): New.
31127 * tree.h: Declare them.
31129 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
31131 PR rtl-optimization/69217
31132 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
31133 are no TYPE_FIELDS set for the record type.
31135 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31138 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
31139 toc_label_name unconditionally.
31140 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
31141 SYMBOL_REF string. Use toc_label_name instead of constructing
31143 (rs6000_elf_declare_function_name): Use toc_label_name instead of
31144 constructing LCTOC1.
31146 2016-01-26 Martin Sebor <msebor@redhat.com>
31149 * doc/extend.texi (Common Type Attributes): Move text that talks about
31150 attribute packed from attribute aligned to the section discussing
31151 the former attribute for clarity.
31153 2016-01-26 Richard Henderson <rth@redhat.com>
31155 PR middle-end/60908
31156 * trans-mem.c (tm_region_init): Mark entry block as visited.
31158 2016-01-26 David Malcolm <dmalcolm@redhat.com>
31161 * diagnostic-show-locus.c (layout::print_source_line): Replace
31162 call to pp_newline with call to layout::print_newline.
31163 (layout::print_annotation_line): Likewise.
31164 (layout::move_to_column): Likewise.
31165 (layout::print_any_fixits): After printing any fixits, print a
31166 trailing newline, if necessary.
31167 (layout::print_newline): New method, resetting any colorization
31169 (diagnostic_show_locus): Move the pp_newline to before the
31170 early bailout. Remove dummy block enclosing the layout instance.
31171 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
31172 of pp_newline_and_flush with pp_flush.
31173 (diagnostic_append_note): Delete use of pp_newline.
31174 (diagnostic_append_note_at_rich_loc): Delete.
31175 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
31176 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
31177 when newline characters are added to the buffer.
31179 2016-01-26 Michael Matz <matz@suse.de>
31181 * configure.ac (ac_cv_std_swap_in_utility): New test.
31182 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
31183 * configure: Regenerate.
31184 * config.in: Regenerate.
31186 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
31188 * config/arc/arc.md (cstoresi4): Force operand into register.
31189 (arcset<code>): Fix predicate.
31190 (arcsetltu): Likewise.
31191 (arcsetgeu): Likewise.
31192 (arcsethi): Likewise.
31193 (arcsetls): Likewise.
31195 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31197 PR tree-optimization/69483
31198 * gimple-fold.c (canonicalize_constructor_val): Return NULL
31199 if base has error_mark_node type.
31201 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
31204 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
31205 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
31207 (vget_lane_f16): Handle big-endian.
31208 (vgetq_lane_f16): Likewise.
31209 (vset_lane_f16): Likewise.
31210 (vsetq_lane_f16): Likewise.
31211 * config/arm/iterators.md (VQXMOV): Add V8HF.
31212 (VDQ): Add V4HF and V8HF.
31213 (V_reg): Handle V4HF and V8HF.
31214 (Is_float_mode): Likewise.
31215 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
31216 neon_vdup_nv8hf): New patterns.
31217 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
31218 Use VD_LANE iterator.
31219 (neon_vld1_dup<mode>): Use VQ2 iterator.
31221 2016-01-26 Nathan Sidwell <nathan@acm.org>
31223 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
31224 (set_oacc_fn_attrib): Add IS_KERNEL arg.
31225 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
31226 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
31227 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
31228 (oacc_validate_dims): Add LEVEL arg, don't return level.
31229 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
31230 oacc_validate_dims.
31231 (execute_oacc_device_lower): Adjust, add more dump output.
31232 * tree-ssa-loop.c (gate_oacc_kernels): Use
31233 oacc_fn_attrib_kernels_p.
31234 * tree-parloops.c (create_parallel_loop): Adjust
31235 set_oacc_fn_attrib call.
31237 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31240 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
31241 (append_compiler_options): Handle -fcilkplus.
31242 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
31244 2016-01-26 Nick Clifton <nickc@redhat.com>
31247 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
31248 been marked as DECL_ONE_ONLY but we do not the means to make it
31249 so, then do not allow it to bind locally.
31251 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31254 * opts.h (parse_sanitizer_options): New prototype.
31255 * opts.c (sanitizer_opts): New array.
31256 (parse_sanitizer_options): New function.
31257 (common_handle_option): Use parse_sanitizer_options.
31259 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
31262 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
31263 alignment adjustment to ...
31264 (ix86_update_stack_boundary): Here. Don't over-align stack for
31266 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
31267 if __tls_get_addr is called.
31269 2016-01-26 Christian Bruel <christian.bruel@st.com>
31271 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
31273 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
31275 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
31277 2016-01-26 Richard Biener <rguenther@suse.de>
31279 PR middle-end/69467
31280 * match.pd: Guard X * CST CMP 0 pattern with single_use.
31282 2016-01-26 Richard Biener <rguenther@suse.de>
31284 PR tree-optimization/69452
31285 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
31286 (move_computations_dom_walker::before_dom_children): Rename
31288 (move_computations_worker): This.
31289 (move_computations): Perform an RPO rather than a DOM walk.
31291 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31294 * combine.c (combine_instructions): For REG_EQUAL note with
31295 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
31296 to the underlying register.
31297 * doc/rtl.texi (REG_EQUAL): Document the behavior of
31298 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
31300 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
31303 * config/aarch64/aarch64-builtins.c
31304 (aarch64_init_simd_builtin_types): Do not set structural
31305 equality to __Poly{8,16,64,128}_t types.
31307 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
31309 PR tree-optimization/69400
31310 * wide-int.cc (wi_pack): Take the precision as argument and
31311 perform canonicalization here rather than in the callers.
31312 Use the main loop to handle all full-width HWIs. Add a
31313 zero HWI if in_len isn't a full result.
31314 (wi::divmod_internal): Update accordingly.
31315 (wi::mul_internal): Likewise. Simplify.
31317 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
31318 Sebastian Pop <s.pop@samsung.com>
31320 * graphite-poly.c (apply_poly_transforms): Simplify.
31321 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
31322 (print_isl_map): Same.
31323 (print_isl_union_map): Same.
31324 (print_isl_schedule): New.
31325 (debug_isl_schedule): New.
31326 * graphite-dependences.c (scop_get_reads): Do not call
31327 isl_union_map_add_map that is undocumented isl functionality.
31328 (scop_get_must_writes): Same.
31329 (scop_get_may_writes): Same.
31330 (scop_get_original_schedule): Remove.
31331 (scop_get_dependences): Do not call isl_union_map_compute_flow that
31332 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
31333 (compute_deps): Remove.
31334 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
31335 (debug_schedule_ast): New.
31336 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
31337 set_separate_option.
31338 (graphite_regenerate_ast_isl): Add dump.
31339 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
31340 from scop->transformed_schedule.
31341 (graphite_regenerate_ast_isl): Add more dump.
31342 * graphite-optimize-isl.c (optimize_isl): Set
31343 scop->transformed_schedule. Check whether schedules are equal.
31344 (apply_poly_transforms): Move here.
31345 * graphite-poly.c (apply_poly_transforms): ... from here.
31346 (free_poly_bb): Static.
31347 (free_scop): Static.
31348 (pbb_number_of_iterations_at_time): Remove.
31349 (print_isl_ast): New.
31350 (debug_isl_ast): New.
31351 (debug_scop_pbb): New.
31352 * graphite-scop-detection.c (print_edge): Move.
31353 (print_sese): Move.
31354 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
31355 (build_scop_scattering): Remove.
31356 (create_pw_aff_from_tree): Assert instead of bailing out.
31357 (add_condition_to_pbb): Remove unused code, do not fail.
31358 (add_conditions_to_domain): Same.
31359 (add_conditions_to_constraints): Remove.
31360 (build_scop_context): New.
31361 (add_iter_domain_dimension): New.
31362 (build_iteration_domains): Initialize pbb->iterators.
31363 Call add_conditions_to_domain.
31366 (index_outermost_in_loop): New.
31367 (index_pbb_in_loop): New.
31368 (outermost_pbb_in): New.
31369 (add_in_sequence): New.
31370 (add_outer_projection): New.
31371 (outer_projection_mupa): New.
31372 (add_loop_schedule): New.
31373 (build_schedule_pbb): New.
31374 (build_schedule_loop): New.
31375 (embed_in_surrounding_loops): New.
31376 (build_schedule_loop_nest): New.
31377 (build_original_schedule): New.
31378 (build_poly_scop): Call build_original_schedule.
31379 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
31380 (free_poly_dr): Remove.
31381 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
31382 (free_poly_bb): Remove.
31383 (debug_loop_vec): Remove.
31384 (print_isl_ast): Declare.
31385 (debug_isl_ast): Declare.
31386 (scop_do_interchange): Remove.
31387 (scop_do_strip_mine): Remove.
31388 (scop_do_block): Remove.
31389 (flatten_all_loops): Remove.
31390 (optimize_isl): Remove.
31391 (pbb_number_of_iterations_at_time): Remove.
31392 (debug_scop_pbb): Declare.
31393 (print_schedule_ast): Declare.
31394 (debug_schedule_ast): Declare.
31395 (struct scop): Remove schedule. Add original_schedule,
31396 transformed_schedule.
31397 (free_gimple_poly_bb): Remove.
31398 (print_generated_program): Remove.
31399 (debug_generated_program): Remove.
31400 (unify_scattering_dimensions): Remove.
31401 * sese.c (print_edge): ... here.
31402 (print_sese): ... here.
31403 (debug_edge): ... here.
31404 (debug_sese): ... here.
31405 * sese.h (print_edge): Declare.
31406 (print_sese): Declare.
31407 (dump_edge): Declare.
31408 (dump_sese): Declare.
31410 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
31411 Sebastian Pop <s.pop@samsung.com>
31413 * Makefile.in: Set ISLVER in site.exp.
31415 2016-01-25 Jakub Jelinek <jakub@redhat.com>
31417 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
31418 DECL_VALUE_EXPR of new_var even for the non-array case. Look
31419 through DECL_VALUE_EXPR for expansion.
31421 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
31423 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
31424 the frame info after reload completed.
31426 2016-01-25 Jeff Law <law@redhat.com>
31428 PR tree-optimization/69196
31429 PR tree-optimization/68398
31430 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
31431 tree-ssa-threadupdate.c.
31432 (determine_bb_domination_status): Prototype
31433 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
31434 (determine_bb_domination_status): No longer static.
31435 (valid_jump_thread_path): Remove code to detect characteristics
31436 of the jump thread path not associated with correctness.
31437 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
31438 Correct test for thread path length. Count PHIs for real operands as
31439 statements that need to be copied. Do not count ASSERT_EXPRs.
31440 Look at all the blocks in the thread path. Compute and selectively
31441 filter thread paths based on threading through the latch, threading
31442 a multiway branch or crossing a multiway branch.
31444 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31446 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
31447 decl with __attribute__ ((unused)) annotation.
31449 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
31452 * tree-vect-stmts.c (vectorizable_condition): Check vectype
31453 of operands is compatible with a statement vectype.
31455 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
31457 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
31458 improve wording for mixed storage order support.
31460 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
31462 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
31463 (vcvt_u64_f64): Likewise.
31464 (vcvta_s64_f64): Likewise.
31465 (vcvta_u64_f64): Likewise.
31466 (vcvtm_s64_f64): Likewise.
31467 (vcvtm_u64_f64): Likewise.
31468 (vcvtn_s64_f64): Likewise.
31469 (vcvtn_u64_f64): Likewise.
31470 (vcvtp_s64_f64): Likewise.
31471 (vcvtp_u64_f64): Likewise.
31473 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
31475 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
31476 (arc_init): Check validity mll64 option.
31477 (arc_save_restore): Use double load/store instruction.
31478 (arc_expand_movmem): Likewise.
31479 (arc_split_move): Don't split if we have double load/store
31480 instructions. Returns a boolean.
31481 (arc_process_double_reg_moves): Change function to return boolean
31482 instead of a sequence of instructions.
31483 (arc_dwarf_register_span): New function.
31484 * config/arc/arc-protos.h (arc_split_move): Change prototype.
31485 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
31486 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
31487 (*movdf_insn): Likewise.
31488 * config/arc/arc.opt (mll64): New option.
31489 * config/arc/predicates.md (even_register_operand): New predicate.
31490 * doc/invoke.texi (ARC Options): Add mll64 documentation.
31492 2016-01-25 Richard Biener <rguenther@suse.de>
31495 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
31496 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
31498 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
31500 2016-01-25 Richard Biener <rguenther@suse.de>
31502 PR tree-optimization/69376
31503 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
31505 (VN_INFO_ANTI_RANGE_P): New inline.
31506 (VN_INFO_RANGE_TYPE): Likewise.
31507 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
31508 SSA_NAME_ANTI_RANGE_P.
31509 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
31510 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
31511 Properly query VN_INFO_RANGE_TYPE.
31513 2016-01-25 Nick Clifton <nickc@redhat.com>
31516 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
31518 2016-01-23 Tom de Vries <tom@codesourcery.com>
31520 PR tree-optimization/69426
31521 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
31524 2016-01-23 Jakub Jelinek <jakub@redhat.com>
31526 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
31527 "the the" with "the" in the comments.
31528 * ipa-devirt.c (build_type_inheritance_graph,
31529 update_type_inheritance_graph): Likewise.
31530 * tree.c (build_function_type_list_1): Likewise.
31531 * cfgloopmanip.c (scale_loop_profile): Likewise.
31532 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
31533 * gimple-ssa-split-paths.c
31534 (find_block_to_duplicate_for_splitting_paths): Likewise.
31535 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
31536 * expr.c (convert_move): Likewise.
31537 * var-tracking.c (vt_stack_adjustments): Likewise.
31538 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
31539 * tree-vrp.c (test_for_singularity): Likewise.
31541 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
31542 directly instead of building a temporary tree.
31545 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
31546 remove <algorithm> include.
31548 2016-01-22 Jakub Jelinek <jakub@redhat.com>
31551 * config/i386/i386.c: Include dojump.h.
31552 (expand_small_movmem_or_setmem,
31553 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
31555 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
31556 if dynamic_check != -1.
31558 2016-01-21 Jeff Law <law@redhat.com>
31560 PR middle-end/69347
31561 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
31562 record_temporary_equivalences. Rewritten to avoid unnecessary calls
31563 into dominated_by_p.
31564 (cprop_into_successor_phis): Avoid unnecessary tests.
31566 2016-01-22 Richard Henderson <rth@redhat.com>
31569 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
31570 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
31572 2016-01-22 Michael Matz <matz@suse.de>
31574 * system.h (string, algorithm): Include only conditionally.
31575 (new): Include always under C++.
31576 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
31577 * final.c (toplevel): Ditto.
31578 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
31579 * genconditions.c (write_header): Make gencondmd.c define
31581 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
31583 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
31584 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
31586 2016-01-22 Christian Bruel <christian.bruel@st.com>
31589 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
31591 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31594 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
31595 define_insn_and_split. Ensure operands[1] and operands[0] do not
31596 get assigned the same register.
31598 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
31600 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
31602 2016-01-22 Christian Bruel <christian.bruel@st.com>
31604 * config/arm/arm-c.c (arm_pragma_target_parse):
31605 Remove warn_builtin_macro_redefined overwrite.
31607 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
31609 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
31610 flag_non_call_exceptions compatibility.
31612 2016-01-22 Jakub Jelinek <jakub@redhat.com>
31615 * dwarf2out.c (add_child_die_after): New function.
31616 (dwarf_qual_info_t): New type.
31617 (dwarf_qual_info): New variable.
31618 (qualified_die_p): New function.
31619 (modified_type_die): For -fdebug-types-section, ensure
31620 canonical order of qualifiers. Put qualified DIEs adjacent
31621 to the corresponding non-qualified type DIE and search there
31622 for existing qualified DIEs.
31624 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
31626 * doc/extend.texi (scalar_storage_order type attribute): Document
31627 restriction on type punning and aliasing, and remove future tense.
31629 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
31632 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
31635 2016-01-21 Jeff Law <law@redhat.com>
31637 PR middle-end/69347
31638 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
31639 useless call to record_temporary_equivalences.
31640 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
31641 allocate 10 slots in the bb_path vector and let it grow as needed.
31642 (fsm_find_control_statement_thread_paths): Similarly for the next_path
31645 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
31647 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
31649 * configure: Regenerate.
31651 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
31653 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
31654 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
31656 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
31658 PR middle-end/66178
31659 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
31660 drop EXPAND_INITIALIZER.
31661 * rtl.h (contains_symbolic_reference_p): Declare.
31662 * rtlanal.c (contains_symbolic_reference_p): New function.
31663 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
31664 a subtraction into a NOT if symbolic constants are involved.
31666 2016-01-21 Anton Blanchard <anton@samba.org>
31667 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31670 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
31672 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
31675 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
31677 * config/microblaze/microblaze.c
31678 (get_branch_target): New.
31679 (insert_wic_for_ilb_runout): New.
31681 (microblaze_machine_dependent_reorg): New.
31682 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
31683 * config/microblaze/microblaze.md
31684 (UNSPEC_IPREFETCH): Define.
31685 (iprefetch): New pattern
31686 * config/microblaze/microblaze.opt
31687 (mxl-prefetch): New flag.
31689 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
31691 * config/microblaze/microblaze.h
31692 (FIXED_REGISTERS): Update in macro.
31693 (CALL_USED_REGISTERS): Update in macro.
31695 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
31697 PR rtl-optimization/68920
31698 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
31701 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
31703 PR rtl-optimization/68990
31704 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
31705 pseudo instead of inheritance ones.
31707 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
31708 Nick Clifton <nickc@redhat.com>
31712 * config/mips/mips.c (mips_compute_frame_info): Initialise
31713 args_size and hard_frame_pointer_offset fields of the frame
31714 structure before calling mips_global_pointer.
31716 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
31718 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
31720 * configure: Regenerate.
31722 2016-01-21 Richard Biener <rguenther@suse.de>
31724 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
31726 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
31728 * config/s390/s390.c (s390_asm_declare_function_size): Add code
31729 to actually emit the .size directive.
31731 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
31732 Jakub Jelinek <jakub@redhat.com>
31736 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
31737 args array size by one to avoid buffer overflow.
31739 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
31741 * config/s390/s390.md (pool_section_start): Use switch_to_section
31742 to select proper read-only data section instead of hardcoding
31744 (pool_section_end): Use switch_to_section to match the above.
31746 2016-01-21 Richard Biener <rguenther@suse.de>
31748 PR tree-optimization/69378
31749 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
31750 (set_ssa_val_to): Use it for dominance checks taking into
31751 account not executable edges.
31753 2016-01-21 Jakub Jelinek <jakub@redhat.com>
31756 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
31757 for bitsize instead of GET_MODE_PRECISION (mode).
31759 2016-01-20 Martin Sebor <msebor@redhat.com>
31762 * extend.texi (__sync Builtins): Clarify the semantics of
31763 __sync_fetch_and_OP built-ins on pointers.
31764 (__atomic Builtins): Same.
31766 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31767 Sebastian Pop <s.pop@samsung.com>
31769 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
31770 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
31771 (is_valid_rename): Same.
31772 (translate_isl_ast_to_gimple::get_rename): Same.
31773 (translate_isl_ast_to_gimple::rename_all_uses): Same.
31774 (translate_isl_ast_to_gimple::rename_uses): Same.
31775 (get_new_name): Check for close_phi nodes.
31776 (copy_loop_phi_args): Use phi_node_kind.
31777 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
31778 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
31780 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31781 Sebastian Pop <s.pop@samsung.com>
31783 Revert commit r229783.
31784 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
31785 Remove use of parameter_rename_map.
31786 (copy_def): Remove.
31787 (copy_internal_parameters): Remove.
31788 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
31789 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
31790 (free_sese_info): Do not free parameter_rename_map.
31791 (set_rename): Do not use parameter_rename_map.
31792 (rename_uses): Update call to set_rename.
31793 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
31794 * sese.h (parameter_rename_map_t): Remove.
31795 (struct sese_info_t): Remove field parameter_rename_map.
31797 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31798 Sebastian Pop <s.pop@samsung.com>
31800 * graphite-isl-ast-to-gimple.c: Fix comment.
31801 * graphite-scop-detection.c (defined_in_loop_p): New.
31802 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
31803 names defined in loop.
31805 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31806 Sebastian Pop <s.pop@samsung.com>
31808 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
31809 Discard unstructured if-then-else regions.
31811 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31812 Sebastian Pop <s.pop@samsung.com>
31814 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
31815 (cleanup_loop_iter_dom): Remove.
31816 (build_loop_iteration_domains): Remove.
31817 (build_scop_context): Remove.
31818 (build_scop_iteration_domain): Remove.
31819 (add_loop_constraints): New.
31820 (build_iteration_domains): New.
31821 (build_poly_scop): Call build_iteration_domains.
31823 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31824 Sebastian Pop <s.pop@samsung.com>
31826 * graphite-scop-detection.c
31827 (scop_detection::harmful_loop_in_region): Free dom and loops.
31828 (scop_detection::loop_body_is_valid_scop): Free bbs.
31830 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31831 Sebastian Pop <s.pop@samsung.com>
31833 * graphite-scop-detection.c (record_loop_in_sese): New.
31834 (gather_bbs::before_dom_children): Call record_loop_in_sese.
31835 (build_scops): Remove call to build_sese_loop_nests.
31836 * sese.c (sese_record_loop): Remove.
31837 (build_sese_loop_nests): Remove.
31838 (new_sese_info): Remove region->loops.
31839 (free_sese_info): Same.
31840 * sese.h (sese_contains_loop): Same.
31841 (build_sese_loop_nests): Remove.
31842 (sese_contains_loop): Remove.
31844 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31845 Sebastian Pop <s.pop@samsung.com>
31847 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
31848 loop_is_valid_in_scop.
31849 (scop_detection::harmful_stmt_in_region): Renamed
31850 harmful_loop_in_region.
31851 Call loop_is_valid_in_scop.
31853 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31854 Sebastian Pop <s.pop@samsung.com>
31856 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
31859 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31860 Sebastian Pop <s.pop@samsung.com>
31862 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
31863 * graphite.h (struct poly_bb): Remove field is_reduction.
31864 (PBB_IS_REDUCTION): Remove.
31866 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31867 Sebastian Pop <s.pop@samsung.com>
31869 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
31870 (add_pdr_constraints): Same.
31871 (scop_get_reads): Same.
31872 (scop_get_must_writes): Same.
31873 (scop_get_may_writes): Same.
31874 (scop_get_original_schedule): Same.
31875 (extend_schedule): Same.
31876 (apply_schedule_on_deps): Same.
31877 (carries_deps): Same.
31878 (compute_deps): Same.
31879 (scop_get_dependences): Same.
31880 * graphite-isl-ast-to-gimple.c
31881 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
31882 * graphite-optimize-isl.c (get_schedule_for_band): Same.
31883 (get_schedule_for_band_list): Same.
31884 (get_schedule_map): Same.
31885 (apply_schedule_map_to_scop): Same.
31886 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
31887 (build_loop_iteration_domains): Same.
31888 (add_condition_to_pbb): Same.
31889 (add_param_constraints): Same.
31890 (pdr_add_memory_accesses): Same.
31891 (pdr_add_data_dimensions): Same.
31893 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
31895 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
31898 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
31900 * common.opt (feliminate-dwarf2-dups): Replace references to
31901 "DWARF 2" with just "DWARF".
31902 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
31903 * doc/extend.texi: Likewise.
31904 * doc/cpp.texi: Likewise.
31905 * doc/invoke.texi: Likewise.
31906 (Option Summary): Add -gdwarf to list of Debugging Options.
31907 (Debugging Options): Document -gdwarf.
31908 * doc/contrib.texi: Spell "DWARF" like that.
31910 2016-01-21 Jakub Jelinek <jakub@redhat.com>
31912 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
31913 warning. Fix up formatting.
31915 PR middle-end/67653
31916 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
31917 attempt to mark memory input operand addressable and
31918 call prepare_gimple_addressable in that case. Don't adjust
31919 input_location for diagnostics, use error_at instead.
31921 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
31923 * config/rs6000/ppc-auxv.h: New file.
31924 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
31925 (cpu_is): Likewise.
31926 (cpu_supports): Likewise.
31927 * config/rs6000/rs6000.c: include "ppc-auxv.h".
31928 (cpu_is_info): New variable.
31929 (cpu_supports_info): Likewise.
31930 (tcb_verification_symbol): Likewise.
31931 (cpu_builtin_p): Likewise.
31932 (cpu_expand_builtin): New function.
31933 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
31934 (rs6000_init_builtins): Likewise.
31935 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
31936 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
31937 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
31938 * configure: Regenerate.
31939 * config.in: Likewise.
31940 * doc/extend.texi (PowerPC Built-in Functions): Document
31941 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
31943 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
31946 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
31948 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
31951 2016-01-20 Richard Henderson <rth@redhat.com>
31957 * tree.c (tm_define_builtin): New.
31958 (find_tm_vector_type): New.
31959 (build_tm_vector_builtins): New.
31960 (build_common_builtin_nodes): Call it.
31962 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
31964 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
31965 (arm_fp_ok): Likewise.
31966 (arm_fp): Likewise.
31967 (arm_crypto): Likewise.
31969 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
31970 Richard Biener <rguenther@suse.de>
31972 PR tree-optimization/69328
31973 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
31974 vectors have same number of elements.
31975 (vectorizable_condition): Fix masked version recognition.
31977 2016-01-20 Richard Biener <rguenther@suse.de>
31979 PR tree-optimization/69345
31980 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
31981 (VN_INFO_PTR_INFO): Likewise.
31982 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
31983 info when it is equal between non-dominating SSA names.
31984 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
31985 Make sure to look at original SSA infos.
31987 2016-01-20 Jeff Law <law@redhat.com>
31990 * config/m68k/predicates.md (pow2_m1_operand): New predicate
31992 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
31993 (pc_or_label_operand): New predicate.
31994 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
31995 tests for small integers that are 2^n - 1.
31997 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
31999 * doc/invoke.texi (Options Summary): Add '.' after @xref.
32001 2016-01-19 Jeff Law <law@redhat.com>
32003 PR middle-end/69347
32004 * tree-ssa-threadbackwards.c
32005 (fsm_find_control_statement_thread_paths): Do not try to lookup
32006 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
32008 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
32010 * doc/lto.texi: Remove text that says only Gold has linker plugin
32013 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
32015 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
32016 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
32017 the DIE accordingly.
32018 (modified_type_die): Add REVERSE parameter and pass it recursively,
32019 as well as to base_type_die. Adjust presence check accordingly.
32020 (base_type_for_mode): Adjust call to modified_type_die.
32021 (add_type_attribute): Add REVERSE parameter and pass it to
32023 (generic_parameter_die): Adjust call to add_type_attribute.
32024 (add_scalar_info): Likewise.
32025 (add_subscript_info): Likewise.
32026 (gen_array_type_die): Likewise.
32027 (gen_descr_array_type_die): Likewise.
32028 (gen_entry_point_die): Likewise.
32029 (gen_enumeration_type_die): Likewise.
32030 (gen_formal_parameter_die): Likewise.
32031 (gen_subprogram_die): Likewise.
32032 (gen_variable_die ): Likewise.
32033 (gen_const_die): Likewise.
32034 (gen_field_die): Likewise.
32035 (gen_pointer_type_die): Likewise.
32036 (gen_reference_type_die): Likewise.
32037 (gen_ptr_to_mbr_type_die): Likewise.
32038 (gen_inheritance_die): Likewise.
32039 (gen_subroutine_type_die): Likewise.
32040 (gen_typedef_die): Likewise.
32041 (force_type_die): Adjust call to modified_type_die.
32043 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
32045 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
32046 flow throughout the file. Fix broken link to Objective-C 2.0
32048 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
32051 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32053 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
32055 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32058 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
32059 (maybe_record_node): Record cxa_pure_virtual as the only possible
32060 target if there are not ohter candidates.
32061 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
32063 2016-01-19 Richard Biener <rguenther@suse.de>
32065 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
32066 (get_memory_order): Likewise.
32068 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
32070 * tree-vect-stmts.c (vectorizable_store): Check
32073 2016-01-19 David Malcolm <dmalcolm@redhat.com>
32076 * gcc.c (driver::decode_argv): Add call to
32077 init_opts_obstack before init_options_struct.
32078 * opts.c (init_opts_obstack): Remove idempotency.
32079 (init_options_struct): Replace call to init_opts_obstack
32080 with a gcc_assert to verify that it has already been called.
32081 * toplev.c (toplev::main): Add call to init_opts_obstack before
32082 calls to init_options_struct.
32083 (toplev::finalize): Move cleanup of opts_obstack next to
32084 cleanup of save_decoded_options, clearing the latter, and
32085 save_decoded_options_count.
32087 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32090 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
32091 attribute to unconditional. Remove %? from output template.
32093 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32094 Jiong Wang <jiong.wang@arm.com>
32096 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
32097 generated from different expand order.
32099 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32101 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
32102 Add support for CCMP costing.
32104 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32106 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
32107 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
32108 (fccmpe<mode>): Likewise.
32109 (fcmp): Rename to fcmp and globalize pattern.
32111 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
32112 (aarch64_gen_ccmp_next): Add FP support.
32114 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32116 * target.def (gen_ccmp_first): Update documentation.
32117 (gen_ccmp_next): Likewise.
32118 * doc/tm.texi (gen_ccmp_first): Update documentation.
32119 (gen_ccmp_next): Likewise.
32120 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
32121 expand_ccmp_expr_1. Improve comments.
32122 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
32123 (ccmp_ior<mode>): Remove pattern.
32124 (cmp<mode>): Remove expand.
32125 (cmp): Globalize pattern.
32126 (cstorecc4): Use cc_register.
32127 (mov<mode>cc): Remove ccmp_cc_register check.
32128 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
32129 Simplify after removal of CC_DNE/* modes.
32130 (aarch64_ccmp_mode_to_code): Remove.
32131 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
32132 In 'k' case use integer as condition.
32133 (aarch64_nzcv_codes): Remove inverted cases.
32134 (aarch64_code_to_ccmode): Remove.
32135 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
32136 comparison with CC register to be used in folowing CCMP/branch/CSEL.
32137 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
32138 pattern. Return the comparison with CC register. Invert conditions
32139 when bitcode is OR.
32140 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
32141 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
32143 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32145 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
32146 instrumented_version.
32148 2016-01-19 Richard Biener <rguenther@suse.de>
32150 PR tree-optimization/69336
32151 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
32152 handled components with get_ref_base_and_extent.
32153 (equal_mem_array_ref_p): Adjust.
32155 2016-01-19 Jakub Jelinek <jakub@redhat.com>
32158 * shrink-wrap.c: Include valtrack.h.
32159 (move_insn_for_shrink_wrap): Add DEBUG argument. If
32160 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
32161 in between insn and where it will be moved to. Call
32162 dead_debug_insert_temp.
32163 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
32164 first and dead_debug_local_finish at the end.
32165 For uses and defs bitmap, handle all regs in between REGNO and
32166 END_REGNO, not just the first one.
32168 2016-01-19 Richard Biener <rguenther@suse.de>
32170 PR tree-optimization/69352
32171 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
32172 (equal_mem_array_ref_p): Constrain size and max size properly.
32173 Compare the reverse flag.
32175 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
32177 * ira.c (ira): Update regstat data if we deleted insns.
32179 2016-01-19 Jakub Jelinek <jakub@redhat.com>
32181 PR rtl-optimization/68955
32182 PR rtl-optimization/64557
32183 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
32184 here. Fix up formatting.
32185 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
32187 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32190 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
32191 assume that the node has body.
32192 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
32195 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32197 * lto-streamer-out.c (lto_output): Do not stream instrumentation
32200 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32202 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
32203 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
32205 2016-01-19 Martin Jambor <mjambor@suse.cz>
32206 Martin Liska <mliska@suse.cz>
32207 Michael Matz <matz@suse.de>
32209 * Makefile.in (OBJS): Add new source files.
32210 (GTFILES): Add hsa.c.
32211 * common.opt (disable_hsa): New variable.
32212 (-Whsa): New warning.
32213 * config.in (ENABLE_HSA): New.
32214 * configure.ac: Treat hsa differently from other accelerators.
32215 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
32216 $enable_offloading.
32217 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
32218 * doc/install.texi (Configuration): Document --with-hsa-runtime,
32219 --with-hsa-runtime-include, --with-hsa-runtime-lib and
32220 --with-hsa-kmt-lib.
32221 * doc/invoke.texi (-Whsa): Document.
32222 (hsa-gen-debug-stores): Likewise.
32223 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
32224 to invoke offload compiler for hsa acclerator.
32225 * opts.c (common_handle_option): Determine whether HSA offloading
32226 should be performed.
32227 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
32228 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
32229 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
32230 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
32231 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
32232 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
32233 GF_OMP_FOR_KIND_GRID_LOOP.
32234 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
32235 (pp_gimple_stmt_1): Likewise.
32236 * gimple-walk.c (walk_gimple_stmt): Likewise.
32237 * gimple.c (gimple_build_omp_grid_body): New function.
32238 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
32239 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
32240 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
32241 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
32242 GF_OMP_TEAMS_GRID_PHONY.
32243 (gimple_statement_omp_single_layout): Updated comments.
32244 (gimple_build_omp_grid_body): New function.
32245 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
32246 (gimple_omp_for_grid_phony): New function.
32247 (gimple_omp_for_set_grid_phony): Likewise.
32248 (gimple_omp_parallel_grid_phony): Likewise.
32249 (gimple_omp_parallel_set_grid_phony): Likewise.
32250 (gimple_omp_teams_grid_phony): Likewise.
32251 (gimple_omp_teams_set_grid_phony): Likewise.
32252 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
32253 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
32254 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
32255 (BUILT_IN_GOMP_TARGET): Updated type.
32256 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
32257 (adjust_for_condition): New function.
32258 (get_omp_for_step_from_incr): Likewise.
32259 (extract_omp_for_data): Moved parts to adjust_for_condition and
32260 get_omp_for_step_from_incr.
32261 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
32262 (fixup_child_record_type): Bail out if receiver_decl is NULL.
32263 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
32264 (scan_omp_parallel): Do not create child functions for phony
32266 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
32267 (scan_omp_1_op): Checking assert we are not remapping to
32268 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
32269 (parallel_needs_hsa_kernel_p): New function.
32270 (expand_parallel_call): Register apprpriate parallel child
32271 functions as HSA kernels.
32272 (grid_launch_attributes_trees): New type.
32273 (grid_attr_trees): New variable.
32274 (grid_create_kernel_launch_attr_types): New function.
32275 (grid_insert_store_range_dim): Likewise.
32276 (grid_get_kernel_launch_attributes): Likewise.
32277 (get_target_argument_identifier_1): Likewise.
32278 (get_target_argument_identifier): Likewise.
32279 (get_target_argument_value): Likewise.
32280 (push_target_argument_according_to_value): Likewise.
32281 (get_target_arguments): Likewise.
32282 (expand_omp_target): Call get_target_arguments instead of looking
32283 up for teams and thread limit.
32284 (grid_expand_omp_for_loop): New function.
32285 (grid_arg_decl_map): New type.
32286 (grid_remap_kernel_arg_accesses): New function.
32287 (grid_expand_target_kernel_body): New function.
32288 (expand_omp): Call it.
32289 (lower_omp_for): Do not emit phony constructs.
32290 (lower_omp_taskreg): Do not emit phony constructs but create for them
32291 a temporary variable receiver_decl.
32292 (lower_omp_taskreg): Do not emit phony constructs.
32293 (lower_omp_teams): Likewise.
32294 (lower_omp_grid_body): New function.
32295 (lower_omp_1): Call it.
32296 (grid_reg_assignment_to_local_var_p): New function.
32297 (grid_seq_only_contains_local_assignments): Likewise.
32298 (grid_find_single_omp_among_assignments_1): Likewise.
32299 (grid_find_single_omp_among_assignments): Likewise.
32300 (grid_find_ungridifiable_statement): Likewise.
32301 (grid_target_follows_gridifiable_pattern): Likewise.
32302 (grid_remap_prebody_decls): Likewise.
32303 (grid_copy_leading_local_assignments): Likewise.
32304 (grid_process_kernel_body_copy): Likewise.
32305 (grid_attempt_target_gridification): Likewise.
32306 (grid_gridify_all_targets_stmt): Likewise.
32307 (grid_gridify_all_targets): Likewise.
32308 (execute_lower_omp): Call grid_gridify_all_targets.
32309 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
32310 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
32311 (tree_omp_clause): Added union field dimension.
32312 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
32313 * tree.c (omp_clause_num_ops): Added number of arguments of
32314 OMP_CLAUSE__GRIDDIM_.
32315 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
32316 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
32317 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
32318 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
32319 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
32320 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
32321 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
32322 * tree-pass.h (make_pass_gen_hsail): Declare.
32323 (make_pass_ipa_hsa): Likewise.
32324 * ipa-hsa.c: New file.
32325 * lto-section-in.c (lto_section_name): Add hsa section name.
32326 * lto-streamer.h (lto_section_type): Add hsa section.
32327 * timevar.def (TV_IPA_HSA): New.
32328 * hsa-brig-format.h: New file.
32329 * hsa-brig.c: New file.
32330 * hsa-dump.c: Likewise.
32331 * hsa-gen.c: Likewise.
32334 * toplev.c (compile_file): Call hsa_output_brig.
32335 * hsa-regalloc.c: New file.
32337 2016-01-18 Jeff Law <law@redhat.com>
32339 PR tree-optimization/69320
32340 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
32341 ranged object, do nothing if the RHS constant is not [0..1].
32342 (optimize_stmt): Comparing a boolean ranged object against a
32343 constant outside [0..1] results in a compile-time constant.
32345 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
32348 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
32350 * doc/invoke.texi (Invoking GCC): Add new section to menu.
32351 (Option Summary): Update to reflect new section and moved options.
32352 (C++ Dialect Options): Move -fstats to new section.
32353 (Debugging Options): Move all dump, statistics, and other GCC
32354 developer options to new section. Rewrite section introduction
32355 and re-order remaining options to put the more basic ones first.
32356 (Optimization Options): Move -fira-verbose and -flto-report* to
32358 (Developer Options): New section incorporating moved options.
32359 * doc/cppopts.texi (-dM): Update cross-reference.
32361 2016-01-18 Richard Henderson <rth@redhat.com>
32364 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
32365 operands to pseudo only if CSE is expected. Split long immediate
32366 operands only after reload, and for the stack pointer.
32367 (*add<GPI>3_pluslong): Remove.
32368 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
32369 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
32370 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
32371 (*add<GPI>3 peepholes): New.
32372 (*add<GPI>3 splitters): New.
32373 * config/aarch64/constraints.md (Upl): New.
32374 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
32376 2016-01-18 Richard Biener <rguenther@suse.de>
32378 PR tree-optimization/69297
32379 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
32381 (vect_bb_vectorization_profitable_p): Clear visited flag again.
32383 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
32385 PR middle-end/68542
32386 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
32387 of mixind vector and scalar types.
32388 (fold_relational_const): Add handling of vector
32389 comparison with boolean result.
32390 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
32391 comparison of vector operands with boolean result for EQ/NE only.
32392 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
32393 (verify_gimple_cond): Likewise.
32394 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
32397 2016-01-18 Joseph Myers <joseph@codesourcery.com>
32399 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
32402 2016-01-18 Richard Biener <rguenther@suse.de>
32404 PR middle-end/69308
32405 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
32407 2016-01-18 Tom de Vries <tom@codesourcery.com>
32409 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
32411 2016-01-18 Tom de Vries <tom@codesourcery.com>
32413 * omp-low.c (set_oacc_fn_attrib): Make extern.
32414 * omp-low.h (set_oacc_fn_attrib): Declare.
32415 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
32416 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
32417 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
32418 Add and handle function parameter oacc_kernels_p.
32419 (find_reduc_addr, get_omp_data_i_param): New function.
32420 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
32421 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
32422 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
32423 Calculate dominance info. Skip loops that are not in a kernels region
32424 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
32425 (pass_parallelize_loops::execute): Call parallelize_loops with
32426 oacc_kernels_p argument.
32427 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
32428 New member function.
32429 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
32430 * passes.def: Add argument to pass_parallelize_loops instantation.
32432 2016-01-18 Tom de Vries <tom@codesourcery.com>
32434 * tree-parloops.c (pass_parallelize_loops::execute): Allow
32435 pass_parallelize_loops to be run outside the loop pipeline.
32437 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
32439 * tree-scalar-evolution.c (follow_copies_to_constant): New.
32440 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
32442 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
32445 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
32446 using get_ref_base_and_extent.
32447 (equal_mem_array_ref_p): New.
32448 (hashable_expr_equal_p): Add call to previous.
32450 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
32453 * tree-sra.c (disqualified_constants, constant_decl_p): New.
32454 (sra_initialize): Allocate disqualified_constants.
32455 (sra_deinitialize): Free disqualified_constants.
32456 (disqualify_candidate): Update disqualified_constants when appropriate.
32457 (create_access): Scan for constant-pool entries as we go along.
32458 (scalarizable_type_p): Add check against type_contains_placeholder_p.
32459 (maybe_add_sra_candidate): Allow constant-pool entries.
32460 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
32461 (initialize_constant_pool_replacements): New.
32462 (sra_modify_assign): Avoid mangling assignments created by previous,
32463 and don't generate writes into constant pool.
32464 (sra_modify_function_body): Call initialize_constant_pool_replacements.
32466 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
32468 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
32469 andnot instruction.
32470 (scalar_chain::convert_op): Likewise.
32471 * config/i386/i386.md (*andndi3_doubleword): New.
32473 2016-01-18 Richard Biener <rguenther@suse.de>
32475 PR tree-optimization/69170
32476 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
32477 building a vector from scalar results of a pattern stmt.
32479 2016-01-18 Jakub Jelinek <jakub@redhat.com>
32481 * haifa-sched.c (autopref_multipass_init): Work around
32482 -Wmaybe-uninitialized warning.
32484 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
32486 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
32487 against the constant 0.
32489 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32491 PR tree-optimization/68799
32492 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
32493 look up phi candidates in the statement-candidate map.
32494 (phi_add_costs): Likewise.
32495 (record_phi_increments): Likewise.
32496 (phi_incr_cost): Likewise.
32497 (ncd_with_phi): Likewise.
32498 (all_phi_incrs_profitable): Likewise.
32500 2016-01-17 Jakub Jelinek <jakub@redhat.com>
32502 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
32503 -Wmaybe-uninitialized warning.
32505 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
32507 * doc/invoke.texi (Invoking GCC): Add new section to menu.
32508 (Option Summary): Update to reflect new section and moved options.
32509 (C++ Dialect Options): Move -fvtable-verify and related options.
32510 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
32511 and profiling-related options.
32512 (Optimization Options): Move profile generation options and
32513 -fstack-protector and related options.
32514 (Instrumentation Options): New section incorporating moved options.
32515 (Code Generation Options): Move -finstrument-functions and
32516 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
32518 2016-01-16 Tom de Vries <tom@codesourcery.com>
32520 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
32522 2016-01-16 Tom de Vries <tom@codesourcery.com>
32524 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
32526 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
32528 * hash-table.h (hash_table::empty): Turn into an inline wrapper
32529 that checks whether the table is already empty. Rename the
32530 original implementation to...
32531 (hash_table::empty_slot): ...this new private function.
32533 2016-01-15 David Malcolm <dmalcolm@redhat.com>
32535 PR diagnostic/68899
32536 * diagnostic-show-locus.c (layout::print_source_line): Move x
32537 offset of line until after call to
32538 get_line_width_without_trailing_whitespace.
32540 2016-01-15 Jeff Law <law@redhat.com>
32542 PR tree-optimization/69270
32543 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
32544 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
32545 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
32546 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
32547 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
32548 ssa_name_has_boolean_range and constant_boolean_node.
32550 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
32552 PR rtl-optimization/69030
32553 * lra-spills.c (remove_pseudos): Check nrefs and make the function
32555 (spill_pseudos): Delete debug insn for dead pseudo.
32556 (lra_spill): Initiate spill_hard_reg and slots memory separately.
32558 2016-01-15 Jiong Wang <jiong.wang@arm.com>
32560 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
32562 (TYPES_UNOPUS): Likewise.
32563 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
32564 builtin type, from UNOP to UNOPUS.
32565 (lbtruncuv4sf): Likewise.
32566 (lbtruncuv2df): Likewise.
32567 (lrounduv2sf): Likewise.
32568 (lrounduv4sf): Likewise.
32569 (lrounduv2df): Likewise.
32570 (lroundusf): Likewise.
32571 (lroundusf): Likewise.
32572 (lceiluv2sf): Likewise.
32573 (lceiluv4sf): Likewise.
32574 (lceiluv2df): Likewise.
32575 (lceilusf): Likewise.
32576 (lceiludf): Likewise.
32577 (lflooruv2sf): Likewise.
32578 (lflooruv4sf): Likewise.
32579 (lflooruv2df): Likewise.
32580 (lfloorusf): Likewise.
32581 (lfloorudf): Likewise.
32582 (lfrintnuv2sf): Likewise.
32583 (lfrintnuv4sf): Likewise.
32584 (lfrintnuv2df): Likewise.
32585 (lfrintnusf): Likewise.
32586 (lfrintnudf): Likewise.
32587 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
32589 (vcvtq_u32_f32): Likewise.
32590 (vcvtq_u64_f64): Likewise.
32591 (vcvta_u32_f32): Likewise.
32592 (vcvtaq_u32_f32): Likewise.
32593 (vcvtaq_u64_f64): Likewise.
32594 (vcvtm_u32_f32): Likewise.
32595 (vcvtmq_u32_f32): Likewise.
32596 (vcvtmq_u64_f64): Likewise.
32597 (vcvtn_u32_f32): Likwise.
32598 (vcvtnq_u32_f32): Likewise.
32599 (vcvtnq_u64_f64): Likewise.
32600 (vcvtp_u32_f32): Likewise.
32601 (vcvtpq_u32_f32): Likewise.
32602 (vcvtpq_u64_f64): Likewise.
32603 (vcvtmd_u64_f64): Likewise.
32604 (vcvtms_u32_f32): Likewise.
32605 (vcvtad_u64_f64): Likewise.
32606 (vcvtas_u32_f32): Likewise.
32607 (vcvtnd_u64_f64): Likewise.
32608 (vcvtns_u32_f32): Likewise.
32609 (vcvtpd_u64_f64): Likewise.
32610 (vcvtps_u32_f32): Likewise.
32612 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32614 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
32615 CSEL of zero_extended registers.
32617 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32619 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
32620 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
32622 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32624 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
32625 false when argument string is not found in the attributes table
32628 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
32631 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
32632 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
32633 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
32634 precision estimate.
32636 2016-01-15 Richard Biener <rguenther@suse.de>
32638 PR tree-optimization/66856
32639 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
32640 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
32641 (vect_create_new_slp_node): Increment stmt reference count.
32642 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
32643 an SLP tree before swapping operands.
32644 (vect_build_slp_tree): Likewise.
32645 (destroy_bb_vec_info): Free stmt info after SLP instances.
32646 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
32647 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
32648 (STMT_VINFO_NUM_SLP_USES): New macro.
32650 2016-01-15 Richard Biener <rguenther@suse.de>
32653 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
32654 (add_linkage_name): ... here.
32655 (gen_typedef_die): Use add_linkage_name_raw instead of
32656 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
32659 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
32661 * gimplify.c (oacc_default_clause): Decode reference and pointer
32662 types for both kernels and parallel regions.
32664 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
32666 PR middle-end/69246
32667 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
32669 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
32671 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
32672 (convert_scalars_to_vector): Likewise.
32674 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
32676 * doc/extend.texi (Type Traits): Fix grammar.
32678 2016-01-15 Martin Jambor <mjambor@suse.cz>
32680 * tree-inline.c (remap_decl): Use existing dclarations if
32681 remapping a type and prevent_decl_creation_for_types.
32682 (replace_locals_stmt): Do an initial remapping of non-VLA typed
32683 decls first. Do real remapping with
32684 prevent_decl_creation_for_types set.
32685 * tree-inline.h (copy_body_data): New field
32686 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
32689 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
32691 * config/s390/s390.opt (mmvcle): More verbose help text.
32693 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
32695 * config/s390/s390.opt: Add period to -mzvector option text.
32697 2016-01-15 Richard Biener <rguenther@suse.de>
32699 PR tree-optimization/68961
32700 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
32701 of invariants in stores again.
32703 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
32705 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
32707 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
32709 * config/i386/i386.c (ix86_expand_branch): Don't split
32710 DI mode xor instruction to SI mode.
32712 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
32715 * ipa-icf.c (sem_function::merge): Virtual functions may become
32716 reachable even if they address is not taken and there are no
32719 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
32721 * lto-streamer-out.c (subtract_estimated_size): New function.
32722 (get_symbol_initial_value): Use it.
32724 2016-01-15 Christian Bruel <christian.bruel@st.com>
32727 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
32728 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
32729 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
32730 use add_builtin_function_ext_scope instead of add_builtin_function.
32731 (neon_set_p, neon_crypto_set_p): Remove.
32732 (arm_init_builtins): Always call arm_init_neon_builtins and
32733 arm_init_crypto_builtins.
32734 (arm_expand_builtin): Check that builtins are allowed for the arch.
32735 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
32736 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
32737 arm_init_neon_builtins call.
32739 2016-01-15 Richard Biener <rguenther@suse.de>
32741 PR tree-optimization/69117
32742 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
32743 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
32744 of the leader conservatively.
32745 (free_scc_vn): Restore original SSA name infos.
32747 2016-01-14 Jeff Law <law@redhat.com>
32749 PR tree-optimization/69270
32750 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
32751 single bit of precision, verify it's also unsigned.
32752 (record_edge_info): Use constant_boolean_node rather than fold_convert
32753 to convert boolean_true/boolean_false to the right type.
32755 2016-01-14 Richard Henderson <rth@redhat.com>
32758 * loop-doloop.c (record_reg_sets): New.
32759 (doloop_optimize): Reject the transform if the sequence
32760 clobbers registers live at the end of the loop block.
32761 (doloop_optimize_loops): Enable df_live if needed.
32763 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
32765 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
32766 * config/rs6000/rs6000.c: Likewise.
32767 * config/rs6000/rs6000.h: Likewise.
32768 * config/rs6000/rs6000.md: Likewise.
32769 * doc/extend.texi: Likewsie.
32771 2016-01-14 Jeff Law <law@redhat.com>
32773 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
32776 2016-01-14 Richard Henderson <rth@redhat.com>
32780 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
32781 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
32782 instead of builtin_decl_declared_p to test for declaration.
32784 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
32786 * doc/loop.texi (Loop Analysis and Representation): Document
32787 loop_depth function.
32789 2016-01-14 Tom de Vries <tom@codesourcery.com>
32791 PR tree-optimization/68773
32792 * omp-low.c (expand_omp_target): Don't set force_output.
32793 * varpool.c (varpool_node::get_create): Same.
32794 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
32795 offload_funcs with force_output.
32797 2016-01-14 Jakub Jelinek <jakub@redhat.com>
32800 * lra-eliminations.c (move_plus_up): Don't change anything if either
32801 the outer or inner subreg mode is not MODE_INT.
32802 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
32803 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
32805 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
32807 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
32808 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
32809 reduc_uplus_@var{m}): Remove.
32810 * expr.c (expand_expr_real_2): Remove expansion path for
32811 reduc_[us](min|max|plus) optabs.
32812 * optabs-tree.c (scalar_reduc_to_vector): Remove.
32813 * optabs-tree.h (scalar_reduc_to_vector): Remove.
32814 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
32815 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
32816 * tree-vect-loop.c (vectorizable_reduction): Remove test for
32817 reduc_[us](min|max|plus) optabs.
32819 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
32821 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
32822 (reduc_plus_scal_v2sf): New.
32823 (reduc_smax_v2sf): Rename to...
32824 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
32825 (reduc_smin_v2sf): Rename to...
32826 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
32828 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
32830 * alias.c (compare_base_symbol_refs): New function.
32831 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
32834 2016-01-14 Jakub Jelinek <jakub@redhat.com>
32836 PR middle-end/68146
32837 PR tree-optimization/69155
32838 * tree-complex.c: Include cfganal.h.
32839 (phis_to_revisit): New variable.
32840 (extract_component): Add phiarg_p argument. Assert that returned
32841 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
32842 (update_phi_components): Partly rewrite to use loop over real/imag
32843 components instead of code duplication. If extract_component returns
32844 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
32845 create_tmp_reg into the PHI node instead, and mention the phi triplet
32846 in phis_to_revisit.
32847 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
32848 in phis_to_revisit at the end.
32850 2016-01-14 Richard Biener <rguenther@suse.de>
32852 PR tree-optimization/68060
32853 * tree-vect-loop.c (vect_is_simple_reduction): Check the
32854 outer loop reduction is only used in the inner loop before
32855 detecting a double reduction.
32857 2016-01-14 Jakub Jelinek <jakub@redhat.com>
32860 * combine.c (expand_field_assignment): Punt if compute_mode is
32861 unsupported scalar mode.
32863 2016-01-14 Richard Biener <rguenther@suse.de>
32865 PR tree-optimization/66856
32866 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
32867 SLP node only if it built successfully.
32868 (vect_analyze_slp_instance): Adjust.
32870 2016-01-14 Jeff Law <law@redhat.com>
32872 PR tree-optimization/69270
32873 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
32874 (record_edge_info): Use it. Convert boolean_{true,false}_node
32875 to the type of op0.
32877 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
32880 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
32881 use block_ultimate_origin
32882 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
32884 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
32886 * doc/invoke.texi (Submodel Options): Rename section to
32887 "Machine-Dependent Options" to better reflect its content.
32888 Rewrite introductory text to remove archaic CPU names.
32891 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
32893 * doc/invoke.texi (Code Gen Options): Move section up in file,
32894 before target-specific options. Update menu and option summary
32895 to reflect the new section ordering.
32897 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
32899 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
32900 (C++ Dialect Options): Add cross-reference to -std option.
32901 * doc/standards.texi (C++ Language): Document C++14 support.
32903 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
32905 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
32906 for pack/unpack functions for __ibm128.
32907 (PACK_IF): Likewise.
32908 (UNPACK_IF): Likewise.
32910 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
32911 support for __ibm128 pack/unpack functions.
32912 (rs6000_invalid_builtin): Likewise.
32913 (rs6000_init_builtins): Likewise.
32914 (rs6000_opt_masks): Likewise.
32916 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
32917 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
32919 (RS6000_BTM_COMMON): Likewise.
32921 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
32922 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
32923 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
32924 128-bit floating point. Add support for the double values to be
32925 in Altivec registers for TF/IF packing and unpacking, but restrict
32926 TD packing sub-fields to be FPR registers. Don't allow overlapped
32927 register support for packing. Allow pack inputs to be memory
32928 locations. Don't build generator functions for unpack<mode>_dm
32929 and unpack<mode>_nodm.
32930 (unpack<mode>_dm): Likewise.
32931 (unpack<mode>_nodm): Likewise.
32932 (pack<mode>): Likewise.
32934 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
32935 built-in functions to pack/unpack explicit __ibm128 values.
32936 (__builtin_unpack_ibm128): Likewise.
32938 * doc/extend.texi (PowerPC Built-in Functions): Document
32939 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
32941 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
32944 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
32945 Add new arg loc and pass it down as context.
32946 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
32947 to the location to use for the warning.
32948 (check_function_arguments): New arg loc. All callers changed. Pass
32949 it to check_function_nonnull.
32950 * c-common.h (check_function_arguments): Adjust declaration.
32952 2016-01-13 Jakub Jelinek <jakub@redhat.com>
32954 PR tree-optimization/69156
32955 * gimple.c (validate_type): Removed.
32956 (gimple_builtin_call_types_compatible_p): Use
32957 useless_type_conversion_p instead of validate_type.
32958 * value-prof.c (gimple_stringop_fixed_value): Fold
32959 icall_size to correct type.
32961 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
32963 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
32966 2016-01-13 Richard Henderson <rth@redhat.com>
32969 * target.def (builtin_tm_load, builtin_tm_store): Remove.
32970 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
32971 (ix86_builtin_tm_store): Remove.
32972 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
32973 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
32974 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
32975 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
32976 * doc/tm.texi: Rebuild.
32978 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
32979 (BUILT_IN_TM_MEMCPY_RTWN): New.
32980 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
32981 fallback from vector to integer helpers.
32982 (build_tm_load): Handle vector types directly, instead of
32984 (build_tm_store): Likewise.
32985 (expand_assign_tm): Prepare for register types not handled by
32986 the above. Copy them to memory and use memcpy.
32987 * tree.c (tm_define_builtin): New.
32988 (find_tm_vector_type): New.
32989 (build_tm_vector_builtins): New.
32990 (build_common_builtin_nodes): Call it.
32992 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
32994 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
32995 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
32997 2016-01-13 Tom de Vries <tom@codesourcery.com>
32999 PR tree-optimization/69169
33000 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
33001 handled_struct_type param.
33002 (create_variable_info_for, intra_create_variable_infos): Call
33003 create_variable_info_for_1 with extra arg.
33005 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
33007 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
33008 and "armv8.1-a+crc" entries.
33010 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
33013 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
33014 Change first operand predicate from register_or_constm1_operand
33015 to register_operand.
33016 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
33017 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
33018 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
33019 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
33020 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
33021 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
33022 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
33023 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
33024 comparison with constm1_rtx from vec_prefetch_gen part.
33026 2016-01-13 Richard Biener <rguenther@suse.de>
33028 PR tree-optimization/69013
33029 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
33030 Exchange assert for a test.
33032 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
33035 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
33037 2016-01-13 Richard Biener <rguenther@suse.de>
33039 PR tree-optimization/69242
33040 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
33041 assert with a check.
33043 2016-01-13 Richard Biener <rguenther@suse.de>
33045 PR tree-optimization/69186
33046 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
33047 Properly guard vect_update_misalignment_for_peel call.
33049 2016-01-12 Jeff Law <law@redhat.com>
33051 PR tree-optimization/pr67755
33052 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
33053 "need_profile_correction".
33054 (thread_block_1): Initialize new field to false by default. If we
33055 have multiple thread paths through a common joiner to different
33056 final targets, then set new field to true.
33057 (compute_path_counts): Only do count adjustment when it's really
33060 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
33062 * doc/invoke.texi (Spec Files): Move section down in file, past
33063 all command-line option descriptions.
33065 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
33067 PR middle-end/54809
33068 * doc/gty.texi: Remove documentation of mark_hook.
33069 * gengtype.c (struct write_types_data): Remove code to support
33070 mark_hook attribute.
33071 (walk_type): Likewise.
33072 (write_func_for_structure): Likewise.
33074 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
33076 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
33077 Directory Options, and -specs= to Overall Options.
33078 (Overall Options): Adjust similarly. Reorder to group related
33079 options together. Make -specs= cross-reference the spec file details.
33080 (Directory Options): Adjust similarly.
33082 2016-01-12 Jeff Law <law@redhat.com>
33084 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
33086 2016-01-12 Olivier Hainque <hainque@adacore.com>
33088 * gcc.c (spec_undefvar_allowed): New global.
33089 (process_command): Set to true when running for --version or --help,
33091 (getenv_spec_function): When the variable is not defined, use the
33092 variable name as the variable value if we're allowed not to issue
33095 2016-01-12 Bin Cheng <bin.cheng@arm.com>
33097 PR tree-optimization/68911
33098 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
33099 information computed for expression "init + nit * step".
33101 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
33103 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
33104 about name of GCC executable. Remove deleted node from menu.
33105 (Directory Options) <-B>: Remove cross-reference to deleted node.
33106 (Target Options): Delete section.
33108 2016-01-12 Christian Bruel <christian.bruel@st.com>
33111 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
33112 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
33114 2016-01-12 Jakub Jelinek <jakub@redhat.com>
33117 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
33118 aligned_mem is properly set for AVX512-VL floating point masked
33122 * ifcvt.c (cond_exec_process_if_block): When removing the last
33123 insn from then_bb, remove also any possible barriers that follow it.
33125 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
33129 * config/i386/iamcu.h (SIZE_TYPE): New macro.
33130 (PTRDIFF_TYPE): Likewise.
33131 (WCHAR_TYPE): Likewise.
33132 (WCHAR_TYPE_SIZE): Likewise.
33133 (STDINT_LONG32): Likewise.
33135 2016-01-12 Richard Biener <rguenther@suse.de>
33137 PR tree-optimization/69053
33138 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
33139 convert initial value for cond reductions.
33141 2016-01-12 Richard Biener <rguenther@suse.de>
33143 PR tree-optimization/69007
33144 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
33145 widen_sum after dot_prod and sad.
33147 2016-01-12 Richard Biener <rguenther@suse.de>
33149 PR tree-optimization/69168
33150 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
33151 pattern stmt SLP type.
33152 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
33153 end up unused so cope with that case.
33155 2016-01-12 Richard Biener <rguenther@suse.de>
33157 PR tree-optimization/69157
33158 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
33159 stmts def type only during analyze phase.
33160 (vectorizable_call): Likewise.
33161 (vectorizable_simd_clone_call): Likewise.
33162 (vectorizable_conversion): Likewise.
33163 (vectorizable_assignment): Likewise.
33164 (vectorizable_shift): Likewise.
33165 (vectorizable_operation): Likewise.
33166 (vectorizable_store): Likewise.
33167 (vectorizable_load): Likewise.
33169 2016-01-12 Richard Biener <rguenther@suse.de>
33171 PR tree-optimization/69174
33172 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
33174 (vectorizable_load): Properly compute the number of loads needed
33175 for permuted strided SLP loads and do not spuriously assign
33176 to SLP_TREE_VEC_STMTS.
33178 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
33180 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
33181 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
33182 (MD_EXEC_PREFIX): Remove.
33183 (MD_STARTFILE_PREFIX) Removee.
33184 (FILE_NAME_ABSOLUTE_P): Remove.
33185 (CPP_SPEC): Do not read macros from sys/version.h.
33186 (LINK_COMMAND_SPEC): Remove.
33187 (LOCAL_INCLUDE_DIR): Remove.
33188 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
33189 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
33190 (POST_LINK_SPEC): Define to invoke stubify after linker
33191 (LIBSTDCXX): Remove define
33192 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
33193 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
33194 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
33195 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
33196 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
33197 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
33198 (i386_djgpp_asm_named_section): Add propotype of new procedure
33200 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
33201 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
33202 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
33203 in config/i386/djgpp.h).
33204 (STANDARD_STARTFILE_PREFIX_2): Define identical to
33205 STANDARD_STARTFILE_PREFIX_1.
33206 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
33207 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
33208 installation errors.
33209 (MAX_OFILE_ALIGNMENT): Define to 128.
33210 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
33212 * config/i386/djgpp.c: New file. Add implementation of
33213 i386_djgpp_asm_named_section.
33215 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
33217 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
33218 Add rule for building djgpp.o.
33220 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33222 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
33223 (rtx_is_swappable_p): Reductions are swappable.
33224 (insn_is_swappable_p): V2DF reductions are swappable.
33226 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
33228 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
33229 reloads for other unsupported memory operands.
33231 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
33232 Jim Wilson <jim.wilson@linaro.org>
33235 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
33236 copy_to_mode_reg instead of force_reg.
33238 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
33241 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
33242 TARGET_80387 is true.
33244 2016-01-11 Jakub Jelinek <jakub@redhat.com>
33247 * lra-eliminations.c (move_plus_up): Only move plus up
33248 if subreg of the constant can be simplified into constant
33249 and use the simplified subreg of the constant instead of
33250 the original constant.
33252 * fold-const.c (fold_convertible_p): Don't return true
33253 for conversion of VECTOR_TYPE to same sized integral type.
33254 (fold_convert_loc): Fix up formatting. Fold conversion of
33255 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
33256 instead of NOP_EXPR.
33258 PR tree-optimization/69214
33259 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
33260 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
33263 PR tree-optimization/69207
33264 * tree-vect-slp.c (vect_get_constant_vectors): For
33265 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
33266 fold_convertible_p to vector_type's element type, and always
33267 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
33269 2016-01-11 Richard Biener <rguenther@suse.de>
33271 PR tree-optimization/69173
33272 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
33273 fixup the cycle if all stmts are in a pattern.
33275 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
33277 PR middle-end/68999
33278 * alias.c (base_alias_check): Move check for addresses with
33279 alignment ANDs before the call for compare_base_decls.
33280 (memrefs_conflict_p): Return -1 for different decls
33281 that went through alignment adjustments.
33283 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33285 PR rtl-optimization/68796
33286 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
33287 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
33288 and QImode comparisons against zero with CC_NZmode.
33289 * config/aarch64/iterators.md (short_mask): New mode_attr.
33291 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
33293 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
33294 (<avx512>_store<mode>_mask): Likewise.
33296 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
33297 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33299 PR rtl-optimization/68841
33300 * ifcvt.c (struct noce_if_info): Add orig_x field.
33301 (bbs_ok_for_cmove_arith): Add to_rename parameter.
33302 Don't record conflicts on to_rename if it's present.
33303 Allow memory destinations in sets.
33304 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
33305 blocks, passing orig_x to the checks.
33306 (noce_process_if_block): Set if_info->orig_x appropriately.
33308 2016-01-11 Tom de Vries <tom@codesourcery.com>
33310 PR tree-optimization/69069
33311 * tree-parloops.c (create_parallel_loop): Add missing phi args.
33313 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
33315 PR rtl-optimization/68920
33316 * config/i386/i386.c (ix86_option_override_internal): Restrict number
33317 of conditional moves for RTL if-conversion to 1 for
33318 TARGET_ONE_IF_CONV_INSN.
33319 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
33320 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
33321 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
33322 parameter to restirct number of conditional moves for
33324 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
33325 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
33328 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
33331 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
33332 onepart vars. Fix typo in comment. Fix reversed condition in
33334 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
33337 * var-tracking.c (dump_onepart_variable_differences): New.
33338 (dataflow_set_different): If a detailed dump is requested,
33339 delay early returns and dump differences between onepart
33340 variables present before and after, and added variables.
33342 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
33345 * expr.c (expand_expr_real_1): For boolean vector constants
33346 with a scalar mode use const_scalar_mask_from_tree.
33347 (const_scalar_mask_from_tree): New.
33348 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
33349 assigned to a mask type to handle constants.
33351 2016-01-11 Martin Jambor <mjambor@suse.cz>
33354 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
33355 useless parameters if we cannot change function signature.
33357 2016-01-11 Martin Jambor <mjambor@suse.cz>
33360 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
33363 2016-01-11 Tom de Vries <tom@codesourcery.com>
33365 PR tree-optimization/69109
33366 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
33369 2016-01-11 Tom de Vries <tom@codesourcery.com>
33371 PR tree-optimization/69108
33372 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
33373 res is not used in a phi.
33375 2016-01-11 Yury Gribov <y.gribov@samsung.com>
33378 * common.opt (frandom-seed): Fix parameter name.
33379 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
33381 2016-01-11 Tom de Vries <tom@codesourcery.com>
33383 PR tree-optimization/69058
33384 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
33387 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
33389 * config/arc/arc.opt (mdiv-rem): Add period to the end.
33390 (mcode-density): Likewise.
33392 2016-01-10 Tom de Vries <tom@codesourcery.com>
33394 PR tree-optimization/69062
33395 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
33396 (parallelize_loops): Don't paralelize loop that has phi with address
33399 2016-01-10 Tom de Vries <tom@codesourcery.com>
33401 PR tree-optimization/69039
33402 * tree-parloops.c (try_create_reduction_list): Only allow single exit
33405 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
33407 PR middle-end/68743
33408 * match.pd: Require target has function_c99_misc before doing
33409 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
33411 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
33413 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
33415 * configure: Regenerate.
33417 2016-01-09 Jakub Jelinek <jakub@redhat.com>
33419 PR middle-end/50865
33420 PR tree-optimization/69097
33421 * fold-const.h (expr_not_equal_to): New prototype.
33422 * fold-const.c: Include stringpool.h and tree-ssanames.h.
33423 (expr_not_equal_to): New function.
33424 * match.pd (X % -Y is the same as X % Y): Don't optimize
33425 unless X is known not to be equal to minimum or Y is known
33426 not to be equal to -1.
33427 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
33428 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
33429 (simplify_stmt_using_ranges): Adjust caller.
33430 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
33431 substitute_and_fold.
33433 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
33435 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
33438 2016-01-08 Jakub Jelinek <jakub@redhat.com>
33440 PR tree-optimization/69167
33441 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
33442 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
33444 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
33446 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
33447 Richard Biener <rguenther@suse.de>
33449 PR tree-optimization/68707
33450 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
33451 instances that can be handled via vect_load_lanes.
33453 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
33455 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
33456 if we can't determine address equivalence.
33457 * alias.c (compare_base_decl): Update for changed return value of
33458 symtab_node::equal_address_to.
33460 2016-01-08 Jason Merrill <jason@redhat.com>
33464 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
33465 * expr.c (store_field): Not here.
33466 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
33467 call with TREE_ADDRESSABLE type.
33468 * tree-cfg.c (verify_gimple_call): Adjust.
33470 2016-01-08 Olivier Hainque <hainque@adacore.com>
33472 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
33475 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
33477 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
33478 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
33479 (reduc_smin_v2sf): Rename to...
33480 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
33481 (reduc_splus_v2sf): Rename to...
33482 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
33484 2016-01-08 Jakub Jelinek <jakub@redhat.com>
33486 PR tree-optimization/69162
33487 * gimplify.c (gimplify_va_arg_expr): Encode original type of
33488 valist argument in another argument.
33489 (gimplify_modify_expr): Adjust for the above change. Cleanup.
33490 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
33491 to determine the va_list type, build a MEM_REF instead of
33492 build_fold_indirect_ref.
33494 PR tree-optimization/69172
33495 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
33498 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
33500 PR tree-optimization/67781
33501 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
33502 and cmpnop in two steps: first the ones not accessed in original
33503 gimple expression in a endian independent way and then the ones not
33504 accessed in the final result in an endian-specific way.
33506 2016-01-08 Jakub Jelinek <jakub@redhat.com>
33508 PR tree-optimization/69083
33509 * tree-vect-slp.c (vect_get_constant_vectors): For
33510 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
33511 element type. If op is fold_convertible_p to vector_type's element
33512 type, use NOP_EXPR instead of VCE.
33514 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
33516 PR rtl-optimization/67778
33517 PR rtl-optimization/68634
33518 PR rtl-optimization/68909
33519 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
33520 block from the stack until done with it. Remove a superfluous
33521 bitmap set. Remove a superfluous bitmap test.
33523 2016-01-07 Martin Sebor <msebor@redhat.com>
33526 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
33527 constraint on the type of arguments.
33529 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
33531 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
33532 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
33533 unaligned_access on the gcc_options set.
33534 * config/arm/arm.c (arm_option_override_internal): Use
33535 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
33537 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
33540 * config/i386/i386.c (ix86_frame_pointer_required): Enable
33541 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
33543 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
33546 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
33549 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
33550 depending on frame_pointer_needed before remaining integer and SSE
33551 registers are saved.
33553 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
33556 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
33558 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
33561 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
33562 Use the "xBm" constraint.
33563 (float<sseintvecmodelower><mode>2<mask_name><round_name):
33565 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
33566 (sse_cvtsi2ssq<round_name>): Likewise.
33567 (sse_cvtss2si<round_name>): Likewise.
33568 (sse_cvtss2siq<round_name>): Likewise.
33569 (sse2_cvtsi2sdq<round_name>): Likewise.
33570 (sse2_cvtsd2si<round_name>): Likewise.
33571 (sse2_cvtsd2siq<round_name>): Likewise.
33572 * config/i386/subst.md (round_nimm_scalar_predicate): New
33575 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
33577 PR middle-end/67639
33578 * varasm.c (make_decl_rtl): Mark invalid register vars as
33581 PR rtl-optimization/66206
33582 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
33583 All callers changed.
33585 2016-01-07 Jakub Jelinek <jakub@redhat.com>
33587 PR tree-optimization/69141
33588 * tree-ssa-pre.c: Include langhooks.h.
33589 (eliminate_dom_walker::before_dom_children): Use
33590 lang_hooks.decl_printable_name instead of
33591 cgraph_node::get ()->name ().
33593 PR middle-end/68960
33594 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
33595 it and DECL_ALIGN too.
33597 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
33599 * config/mips/mips-ftypes.def: Sort to lexicographical order.
33601 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
33604 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
33605 depending on frame_pointer_needed before remaining integer and SSE
33606 registers are saved.
33608 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33610 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
33611 mode iterator with VSX_M2.
33612 (*p9_vecstore_<mode>): Likewise.
33613 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
33614 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
33615 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
33616 (define_split for VSX_LE128 stores): Likewise.
33617 (define_peephole2 for TImode LE swaps): Likewise.
33618 (define_split for VSX_LE128 post-reload stores): Likewise.
33620 2016-01-06 Marek Polacek <polacek@redhat.com>
33623 * convert.c (convert_to_integer_1): Adjust call to
33624 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
33625 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
33626 EXPR instead of ARG.
33627 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
33629 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
33632 * doc/extend.texi (RL78 Variable Attributes): New section.
33634 2016-01-05 Marek Polacek <polacek@redhat.com>
33637 * builtins.c (get_memmodel): Use expansion point location rather than
33638 the input location. Call warning_at rather than warning.
33639 (expand_builtin_atomic_compare_exchange): Likewise.
33640 (expand_builtin_atomic_load): Likewise.
33641 (expand_builtin_atomic_store): Likewise.
33642 (expand_builtin_atomic_clear): Likewise.
33644 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
33647 * config/i386/i386.c (ix86_expand_vector_logical_operator):
33648 Replace nonimmediate_operand with vector_operand.
33649 * config/i386/predicates.md (vector_operand): New predicate.
33650 (general_vector_operand): Replace nonimmediate_operand with
33652 * config/i386/sse.md: Replace nonimmediate_operand with
33653 vector_operand and m constraint with Bm constraint on SSE
33654 patterns with 16-byte memory operand.
33655 * config/i386/subst.md (round_nimm_predicate): Replace
33656 nonimmediate_operand with vector_operand.
33657 (round_saeonly_nimm_predicate): Likewise.
33658 (round_saeonly_nimm_scalar_predicate): New.
33660 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
33663 * config/i386/constraints.md (Bm): New constraint.
33664 * config/i386/predicates.md (vector_memory_operand): New
33666 * config/i386/sse.md: Replace xm with xBm in plusminus and
33667 any_logic patterns.
33669 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
33672 * doc/extend.texi (V850 Function Attributes): New section.
33673 (V850 Variable Attributes): New section.
33675 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
33678 * doc/extend.texi (MicroBlaze Function Attributes): Document
33679 interrupt_handler and fast_interrupt attributes.
33681 2016-01-05 Sergei Trofimovich <siarheit@google.com>
33684 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
33685 for local symbolic operands.
33686 * config/ia64/predicates.md (local_symbolic_operand64): New
33689 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33691 PR rtl-optimization/68651
33692 * combine.c (combine_simplify_rtx): Canonicalize x + x into
33695 2016-01-05 Nathan Sidwell <nathan@acm.org>
33697 * alias.c (compare_base_decls): Use symtab_node::get.
33699 2016-01-05 Nick Clifton <nickc@redhat.com>
33702 * ira-costs.c (copy_cost): Initialise the t_icode field of the
33703 secondary_reload_info structure.
33706 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
33707 decls if weak support is available.
33709 2016-01-04 Martin Sebor <msebor@redhat.com>
33711 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
33713 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
33715 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
33716 OPTION_MASK_P9_DFORM.
33718 * config/rs6000/constraints.md (wo constraint): New constraint for
33721 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
33723 (rs6000_init_hard_regno_mode_ok): Likewise.
33725 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
33728 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
33729 expanders not to have constraints. Add support for ISA 3.0 xxperm
33730 instruction. Add support for fusing xxlor with xxperm.
33731 (altivec_vperm_<mode>_internal): Likewise.
33732 (altivec_vperm_v8hiv16qi): Likewise.
33733 (altivec_vperm_<mode>v16q): Likewise.
33734 (altivec_vperm_<mode>_uns): Likewise.
33735 (vperm_v8hiv4si): Likewise.
33736 (vperm_v16qiv8hi): Likewise.
33738 * doc/md.texi (RS/6000 constraints): Document wo constraint.
33740 2016-01-04 Jakub Jelinek <jakub@redhat.com>
33742 Update copyright years.
33744 * gcc.c (process_command): Update copyright notice dates.
33745 * gcov-dump.c (print_version): Ditto.
33746 * gcov.c (print_version): Ditto.
33747 * gcov-tool.c (print_version): Ditto.
33748 * gengtype.c (create_file): Ditto.
33749 * doc/cpp.texi: Bump @copying's copyright year.
33750 * doc/cppinternals.texi: Ditto.
33751 * doc/gcc.texi: Ditto.
33752 * doc/gccint.texi: Ditto.
33753 * doc/gcov.texi: Ditto.
33754 * doc/install.texi: Ditto.
33755 * doc/invoke.texi: Ditto.
33757 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
33759 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
33760 modes larger than TImode as TImode if NEON is not enabled.
33762 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
33765 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
33766 mode for %f0-%f31 only if TARGET_FPU.
33768 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
33771 * config/sparc/sparc.c (scan_record_type): Take into account subfields
33772 to compute the PACKED_P predicate.
33773 (function_arg_record_value): Minor tweaks.
33775 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
33777 * doc/install.texi (--with-multilib-list): Describe the meaning of the
33778 option for arm*-*-* targets.
33780 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
33782 * doc/extend.texi (Common Function Attributes): Move docs for
33783 MSP430-specific attributes to....
33784 (MSP430 Function Attributes): ...here. Delete the redundant
33785 entries and copy-edit the remaining text.
33786 (MSP430 Variable Attributes): Use uniform format for index
33787 entries and add a cross-reference to the corresponding function
33790 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
33792 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
33794 (x86 Options): Likewise.
33796 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
33800 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
33801 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
33802 to corresponding attribute.
33804 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
33806 * doc/extend.texi (Common Function Attributes) <noplt>: Move
33807 to correct alphabetization of table. Copy-edit and correct
33809 <stack_protect>: Likewise.
33810 <target_clones>: Likewise.
33812 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
33813 Correct punctuation.
33814 (Code Gen Options) <-fno-plt>: Copy-edit.
33816 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
33819 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
33820 SI values. Explicitly convert SI to DI and vice-versa.
33822 2016-01-01 Jakub Jelinek <jakub@redhat.com>
33824 PR tree-optimization/69070
33825 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
33826 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
33829 * ubsan.c (ubsan_instrument_float_cast): Call
33830 initialize_sanitizer_builtins.
33833 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
33835 Copyright (C) 2016 Free Software Foundation, Inc.
33837 Copying and distribution of this file, with or without modification,
33838 are permitted in any medium without royalty provided the copyright
33839 notice and this notice are preserved.