1 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
3 * lra-constraints.c (emit_spill_move): Use gen_lowpart_SUBREG in all
4 cases to build a lowpart SUBREG.
6 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
7 David S. Miller <davem@davemloft.net>
9 * config/sparc/constraints.md (U): Adjust comment.
10 * config/sparc/sparc.md (lra): New attribute.
11 (enabled): For base instructions, if the lra attribute is set,
12 return 1 if it is in keeping with TARGET_LRA.
13 (*movdi_insn_sp32): Add lra attribute for alternatives mentioning U
14 constraint and duplicate them with U replaced by r.
15 (*movdf_insn_sp32): Likewise.
16 (*mov<VM64:mode>_insn_sp32): Likewise.
17 (*movtf_insn_sp32): Remove alternatives mentioning U constraint.
19 2016-12-02 Jeff Law <law@redhat.com>
21 * config/arm/arm.c (arm_handle_cmse_nonsecure_call): Remove unused
22 variable main_variant.
24 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
26 * config.gcc (powerpc*-*-linux*): Set gnu-indirect-function by
27 default on PowerPC linux systems.
29 2016-12-02 Segher Boessenkool <segher@kernel.crashing.org>
31 * simplify-rtx.c (simplify_truncation): M2 is not mode, it is
32 GET_MODE (op). Fix this.
34 2016-12-02 David Malcolm <dmalcolm@redhat.com>
37 * selftest.c (selftest::assert_strndup_eq): Rename to...
38 (selftest::assert_xstrndup_eq): ...this, and remove call to
40 (selftest::test_strndup): Rename to...
41 (selftest::test_xstrndup): ...this, updating for above renaming.
42 (selftest::test_libiberty): Update for renaming.
44 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
47 * config/rs6000/rs6000.md (movdi_internal64): Fix typo in
48 subversion id 242679 that causes the wrong store instruction to be
49 generated if a DImode is in an Altivec register using REG+REG
52 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
55 * config/i386/i386.md (*andndi3_doubleword): Add non-BMI alternative
56 and corresponding post-reload splitter.
58 2016-12-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
60 * config/aarch64/aarch64.h (machine_function): Add
61 reg_is_wrapped_separately field.
62 * config/aarch64/aarch64.md (LAST_SAVED_REGNUM): Define new constant.
63 * config/aarch64/aarch64.c (emit_set_insn): Change return type to
65 (aarch64_save_callee_saves): Don't save registers that are wrapped
67 (aarch64_restore_callee_saves): Don't restore registers that are
69 (offset_9bit_signed_unscaled_p, offset_12bit_unsigned_scaled_p,
70 aarch64_offset_7bit_signed_scaled_p): Move earlier in the file.
71 (aarch64_get_separate_components): New function.
72 (aarch64_get_next_set_bit): Likewise.
73 (aarch64_components_for_bb): Likewise.
74 (aarch64_disqualify_components): Likewise.
75 (aarch64_emit_prologue_components): Likewise.
76 (aarch64_emit_epilogue_components): Likewise.
77 (aarch64_set_handled_components): Likewise.
78 (aarch64_process_components): Likewise.
79 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
80 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
81 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
82 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
83 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
84 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
86 2016-12-02 Martin Jambor <mjambor@suse.cz>
88 * passes.def: Move pass_rebuild_cgraph_edges to the end of
89 pass_build_ssa_passes.
91 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
93 * config/alpha/alpha.md (exception_receiver): Copy
94 alpha_gp_ave_rtx return value.
96 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
98 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
99 for several include directories that may be relative to sysroot.
100 * config/i386/x-mingw32 (gplus_includedir): Define.
101 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
102 (native_system_includedir): Likewise.
103 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
104 override if TARGET_SYSTEM_ROOT is defined.
105 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
107 2016-12-02 Jakub Jelinek <jakub@redhat.com>
110 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NOT.
111 (dimode_scalar_chain::compute_convert_gain): Likewise.
112 (dimode_scalar_chain::convert_insn): Likewise.
113 * config/i386/i386.md (*one_cmpldi2_doubleword): New
114 define_insn_and_split.
115 (one_cmpl<mode>2): Use SWIM1248x iterator instead of SWIM.
118 * rtl.c (copy_rtx): Don't clear used flag here.
119 (shallow_copy_rtx_stat): Clear used flag here unless code the rtx
121 * simplify-rtx.c (simplify_replace_fn_rtx): When copying rtx with
122 'E' in format, copy all vectors.
123 * emit-rtl.c (copy_insn_1): Don't clear used flag here.
124 * valtrack.c (cleanup_auto_inc_dec): Likewise.
125 * config/rs6000/rs6000.c (rs6000_frame_related): Likewise.
127 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
128 Thomas Preud'homme <thomas.preudhomme@arm.com>
130 * config/arm/arm-builtins.c (arm_builtins): Define
131 ARM_BUILTIN_CMSE_NONSECURE_CALLER.
132 (bdesc_2arg): Add line for cmse_nonsecure_caller.
133 (arm_init_builtins): Handle cmse_nonsecure_caller.
134 (arm_expand_builtin): Likewise.
135 * config/arm/arm_cmse.h (cmse_nonsecure_caller): New.
137 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
138 Thomas Preud'homme <thomas.preudhomme@arm.com>
140 * config/arm/arm.c (detect_cmse_nonsecure_call): New.
141 (cmse_nonsecure_call_clear_caller_saved): New.
142 (arm_reorg): Use cmse_nonsecure_call_clear_caller_saved.
143 (arm_function_ok_for_sibcall): Disable sibcalls for
145 * config/arm/arm-protos.h (detect_cmse_nonsecure_call): New.
146 * config/arm/arm.md (call): Handle cmse_nonsecure_entry.
147 (call_value): Likewise.
148 (nonsecure_call_internal): New.
149 (nonsecure_call_value_internal): New.
150 * config/arm/thumb1.md (*nonsecure_call_reg_thumb1_v5): New.
151 (*nonsecure_call_value_reg_thumb1_v5): New.
152 * config/arm/thumb2.md (*nonsecure_call_reg_thumb2): New.
153 (*nonsecure_call_value_reg_thumb2): New.
154 * config/arm/unspecs.md (UNSPEC_NONSECURE_MEM): New.
156 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
157 Thomas Preud'homme <thomas.preudhomme@arm.com>
159 * config/arm/arm.c (gimplify.h): New include.
160 (arm_handle_cmse_nonsecure_call): New.
161 (arm_attribute_table): Added cmse_nonsecure_call.
162 (arm_comp_type_attributes): Deny compatibility of function types
163 with without the cmse_nonsecure_call attribute.
164 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
166 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
167 Thomas Preud'homme <thomas.preudhomme@arm.com>
169 * config/arm/arm.c (output_return_instruction): Clear
171 (thumb2_expand_return): Likewise.
172 (thumb1_expand_epilogue): Likewise.
173 (thumb_exit): Likewise.
174 (arm_expand_epilogue): Likewise.
175 (cmse_nonsecure_entry_clear_before_return): New.
176 (comp_not_to_clear_mask_str_un): New.
177 (compute_not_to_clear_mask): New.
178 * config/arm/thumb1.md (*epilogue_insns): Change length attribute.
179 * config/arm/thumb2.md (*thumb2_return): Disable for
180 cmse_nonsecure_entry functions.
181 (*thumb2_cmse_entry_return): Duplicate thumb2_return pattern for
182 cmse_nonsecure_entry functions.
184 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
185 Thomas Preud'homme <thomas.preudhomme@arm.com>
187 * config/arm/arm.c (use_return_insn): Change to return with bxns
188 when cmse_nonsecure_entry.
189 (output_return_instruction): Likewise.
190 (arm_output_function_prologue): Likewise.
191 (thumb_pop): Likewise.
192 (thumb_exit): Likewise.
193 (thumb2_expand_return): Assert that entry functions always have simple
195 (arm_expand_epilogue): Handle entry functions.
196 (arm_function_ok_for_sibcall): Disable sibcall for entry functions.
197 (arm_asm_declare_function_name): New.
198 * config/arm/arm-protos.h (arm_asm_declare_function_name): New.
199 * config/arm/elf.h (ASM_DECLARE_FUNCTION_NAME): Redefine to
200 use arm_asm_declare_function_name.
202 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
203 Thomas Preud'homme <thomas.preudhomme@arm.com>
205 * config/arm/arm.c (arm_handle_cmse_nonsecure_entry): New.
206 (arm_attribute_table): Added cmse_nonsecure_entry
207 (arm_compute_func_type): Handle cmse_nonsecure_entry.
208 (cmse_func_args_or_return_in_stack): New.
209 (arm_handle_cmse_nonsecure_entry): New.
210 * config/arm/arm.h (ARM_FT_CMSE_ENTRY): New macro define.
211 (IS_CMSE_ENTRY): Likewise.
212 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
214 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
215 Thomas Preud'homme <thomas.preudhomme@arm.com>
217 * config.gcc (extra_headers): Added arm_cmse.h.
218 * config/arm/arm-arches.def (ARM_ARCH):
219 (armv8-m): Add FL2_CMSE.
220 (armv8-m.main): Likewise.
221 (armv8-m.main+dsp): Likewise.
223 (arm_cpu_builtins): Added __ARM_FEATURE_CMSE macro.
224 * config/arm/arm-flags.h: Define FL2_CMSE.
225 * config/arm.c (arm_arch_cmse): New.
226 (arm_option_override): New error for unsupported cmse target.
227 * config/arm/arm.h (arm_arch_cmse): New.
228 * config/arm/arm.opt (mcmse): New.
229 * config/arm/arm_cmse.h: New file.
230 * doc/invoke.texi (ARM Options): Add -mcmse.
231 * doc/sourcebuild.texi (arm_cmse_ok): Add new effective target.
232 * doc/extend.texi: Add ARMv8-M Security Extensions entry.
234 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
236 * config/avr/avr.c: Fix coding rule glitches.
238 2016-12-02 Martin Jambor <mjambor@suse.cz>
240 * hsa.c (hsa_callable_function_p): Return false for artificial
243 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
245 PR rtl-optimization/78561
246 * varasm.c (recompute_pool_offsets): New.
247 (output_constant_pool): Call it.
249 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
251 PR rtl-optimization/78561
252 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Rename
253 get_pool_size to get_pool_size_upper_bound.
254 (rs6000_stack_info): Likewise.
255 (rs6000_emit_prologue): Likewise.
256 (rs6000_elf_declare_function_name): Likewise.
257 (rs6000_set_up_by_prologue): Likewise.
258 (rs6000_can_eliminate): Likewise, reformat spaces to tabs.
259 * output.h (get_pool_size): Rename to...
260 (get_pool_size_upper_bound): ...This.
261 * varasm.c (get_pool_size): Rename to...
262 (get_pool_size_upper_bound): ...This.
264 2016-12-02 Bin Cheng <bin.cheng@arm.com>
266 * match.pd: Add new pattern:
267 (cond (cmp (convert? x) c1) (op x c2) c3) -> (op (minmax x c1) c2).
269 2016-12-02 Nathan Sidwell <nathan@acm.org>
271 * diagnostic.c (diagnostic_report_diagnostic): Remove extraneous
274 2016-12-02 Aldy Hernandez <aldyh@redhat.com>
277 * gimple-ssa-warn-alloca.c (alloca_call_type): Handle
280 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
282 * config/s390/s390.c (s390_save_gprs_to_fprs): Fix RTL sharing
285 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
287 * config/avr/avr-arch.h (avr_mcu_t) [n_flash]: Remove field.
288 * config/avr/avr-devices.c (AVR_MCU): Remove N_FLASH macro argument.
289 * config/avr/avr-mcus.def (AVR_MCU): Remove initializer for n_flash.
290 * config/avr/avr.c (avr_set_core_architecture) [avr_n_flash]: Use
291 avr_mcu_types.flash_size to compute default value.
292 * config/avr/gen-avr-mmcu-specs.c (print_mcu) [cc1_n_flash]: Use
293 mcu->flash_size to compute value for spec.
295 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
297 * doc/invoke.texi (AVR Options) [-mabsdata]: Point to absdata.
298 * doc/extend.texi (AVR Variable Attributes) [progmem]: Hint
299 about linker description to avoid progmem altogether.
300 [absdata]: Point to -mabsdata option.
302 2016-12-02 Jakub Jelinek <jakub@redhat.com>
304 PR rtl-optimization/78547
305 * emit-rtl.c (unshare_all_rtl): Make sure DECL_RTL and
306 DECL_INCOMING_RTL is not shared.
307 * config/i386/i386.c (convert_scalars_to_vectors): If any
308 insns have been converted, adjust all parameter's DEC_RTL and
309 DECL_INCOMING_RTL back from V1TImode to TImode if the parameters have
312 PR rtl-optimization/78575
313 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses): Use
314 DF infrastructure to wrap all V1TImode reg uses into TImode subreg
315 if not already wrapped in a subreg. Make sure df_insn_rescan does not
316 affect further iterations.
318 2016-12-02 Martin Liska <mliska@suse.cz>
321 * sreal.c (sreal::to_int): Make absolute value before shifting.
322 (sreal::operator/): Likewise.
323 (sreal_verify_negative_division): New test.
324 (void sreal_c_tests): Call the new test.
325 * sreal.h (sreal::normalize_up): Use new SREAL_ABS and
327 (sreal::normalize_down): Likewise.
329 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
331 * combine.c (combine_simplify_rtx): Suppress replacement of
332 "(and (reg) (const_int bit))" with "if_then_else".
334 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
337 * config/s390/s390.md ("extzv")
338 ("*extzv<mode><clobbercc_or_nocc>")
339 ("*extzvdi<clobbercc_or_nocc>_lshiftrt")
340 ("*<risbg_n>_ior_and_sr_ze")
341 ("*extract1bitdi<clobbercc_or_nocc>")
342 ("*insv<mode><clobbercc_or_nocc>", "*insv_rnsbg_noshift")
343 ("*insv_rnsbg_srl", "*insv<mode>_mem_reg")
344 ("*insvdi_mem_reghigh", "*insvdi_reg_imm"): Use EXTRACT_ARGS_IN_RANGE
345 to validate the arguments of zero_extract and sign_extract.
347 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
350 * rtl.h (EXTRACT_ARGS_IN_RANGE): New.
352 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
354 * gcc/config/s390/s390.c (s390_builtin_vectorization_cost): New
356 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Define target
359 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
361 * config/s390/vector.md (vec_halfhalf): New mode iterator.
362 ("vec_pack_trunc_<mode>", "vec_pack_ssat_<mode>")
363 ("vec_pack_usat_<mode>", "vec_unpacks_hi_v16qi")
364 ("vec_unpacks_low_v16qi", "vec_unpacku_hi_v16qi")
365 ("vec_unpacku_low_v16qi", "vec_unpacks_hi_v8hi")
366 ("vec_unpacks_lo_v8hi", "vec_unpacku_hi_v8hi")
367 ("vec_unpacku_lo_v8hi", "vec_unpacks_hi_v4si")
368 ("vec_unpacks_lo_v4si", "vec_unpacku_hi_v4si")
369 ("vec_unpacku_lo_v4si"): New pattern definitions.
370 * config/s390/vx-builtins.md: Move VI_HW_HSD mode iterator to
373 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
375 * config/s390/s390-protos.h (s390_reverse_condition): New
377 * config/s390/s390.c (s390_canonicalize_comparison): Fold compares
379 (s390_reverse_condition): New function.
380 * config/s390/s390.h (REVERSE_CC_MODE, REVERSE_CONDITION): Define
383 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
385 * config/s390/s390-modes.def (CCVEQANY, CCVH, CCVHANY, CCVHU)
386 (CCVHUANY): Remove modes.
387 (CCVIH, CCVIHU, CCVIALL, CCVIANY, CCVFALL, CCVFANY): Add modes and
389 * config/s390/s390.c (s390_match_ccmode_set): Rename cc modes.
390 (s390_expand_vec_compare_scalar): Pick one of the cc consumer
392 (s390_branch_condition_mask): Adjust to use the new cc consumer
393 modes. The new modes allow for proper reversal in the middle-end.
394 (s390_expand_vec_compare_cc): Determine the proper cc producer and
395 consumer modes for a comparison.
396 * config/s390/s390.md: Rename CCVH to CCVIH and CCVHU to CCVIHU
398 * config/s390/vx-builtins.md: Likewise.
400 2016-12-02 Maxim Ostapenko <m.ostapenko@samsung.com>
402 * asan.c (asan_global_struct): Refactor.
403 (create_odr_indicator): New function.
404 (asan_needs_odr_indicator_p): Likewise.
405 (is_odr_indicator): Likewise.
406 (asan_add_global): Introduce odr_indicator_ptr. Pass it into global's
408 (asan_protect_global): Do not protect odr indicators.
410 2016-12-01 Jeff Law <law@redhat.com>
412 * tree-ssa-threadedge.c
413 (record_temporary_equivalences_from_stmts_at_dest): Avoid temporary
414 propagation of operands if there are no operands.
416 2016-12-02 Jakub Jelinek <jakub@redhat.com>
418 PR tree-optimization/78586
419 * gimple-ssa-sprintf.c (format_integer): Don't handle NOP_EXPR,
420 CONVERT_EXPR or COMPONENT_REF here. Formatting fix. For
421 SSA_NAME_DEF_STMT with NOP_EXPR only change argtype if the rhs1's
422 type is INTEGER_TYPE or POINTER_TYPE.
424 2016-12-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
427 * config/rs6000/vsx.md (vextuhlx): Revise mode of operand 2.
428 (vextuhrx): Likewise.
429 (vextuwlx): Likewise.
430 (vextuwrx): Likewise.
432 2016-12-01 David Malcolm <dmalcolm@redhat.com>
434 * dwarf2out.c (dwarf2out_c_finalize): Reset early_dwarf and
435 early_dwarf_finished.
437 2016-12-01 Eric Botcazou <ebotcazou@adacore.com>
438 David S. Miller <davem@davemloft.net>
440 * config/sparc/sparc.opt (mlra): New target option.
441 * config/sparc/sparc.c (TARGET_LRA_P): Define to...
442 (sparc_lra_p): ...this. New function.
443 (D_MODES, DF_MODES): Add missing cast.
444 * config/sparc/sparc.md (*movsi_lo_sum, *movsi_high): Do not
445 provide these insns when flag_pic.
446 (sethi_di_medlow, losum_di_medlow, seth44, setm44, setl44, sethh,
447 setlm, sethm, setlo, embmedany_sethi, embmedany_losum,
448 embmedany_brsum, embmedany_textuhi, embmedany_texthi,
449 embmedany_textulo, embmedany_textlo): Likewise.
450 (sethi_di_medlow_embmedany_pic): Provide it only with flag_pic.
452 2016-12-01 David Edelsohn <dje.gcc@gmail.com>
456 * dbxout.c (dbxout_type_fields): Skip TEMPLATE_DECLs.
458 2016-12-01 Richard Biener <rguenther@suse.de>
459 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
461 * vec.h (vec<T, A, vl_embed>::quick_grow_cleared): Guard call to
462 memset if len-oldlen != 0.
463 (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Likewise.
465 2016-12-01 Uros Bizjak <ubizjak@gmail.com>
467 * config/i386/i386.md (*andndi3_doubleword): Depend on TARGET_SSE2.
469 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
471 * config/avr/avr.c: Fix coding rule glitches.
473 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
475 PR tree-optimization/78598
476 * tree-ssa-loop-prefetch.c (ddown): Cast to signed to avoid
479 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
481 PR rtl-optimization/78596
482 * combine.c (simplify_comparison): Cast to unsigned to avoid
483 left shifting of negative value.
485 2016-12-01 Matthias Klose <doko@ubuntu.com>
487 * doc/install.texi: Don't use pkg-config to check for bdw-gc.
489 2016-12-01 Richard Biener <rguenther@suse.de>
491 * tree-ssa-alias.c (indirect_refs_may_alias_p): Do not
492 treat arrays with same type as objects that cannot overlap.
494 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
496 * config/avr/avr.c (avr_print_operand): Use SYMBOL_REF_P if possible.
497 (avr_handle_addr_attribute, avr_asm_output_aligned_decl_common)
498 (avr_asm_asm_output_aligned_bss, avr_addr_space_convert): Dito.
500 2016-12-01 Jakub Jelinek <jakub@redhat.com>
503 * dwarf2out.c (loc_descr_plus_const): For negative offset use
504 uint_loc_descriptor instead of int_loc_descriptor and perform negation
505 in unsigned HOST_WIDE_INT type.
506 (scompare_loc_descriptor): Shift UINTVAL left instead of INTVAL.
509 * config/rs6000/rs6000.c (rs6000_frame_related): Call
510 set_used_flags (pat) before any simplifications. Clear used flag on
511 PARALLEL copy. Don't guard add_reg_note call. Call
512 copy_rtx_if_shared on pat before storing it into
513 REG_FRAME_RELATED_EXPR.
515 2016-12-01 Alan Modra <amodra@gmail.com>
517 * gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly
518 look inside UNSPEC_VSX_XXSPLTW vec.
520 2016-12-01 Segher Boessenkool <segher@kernel.crashing.org>
522 PR rtl-optimization/78607
523 * combine.c (try_combine): Emit a barrier after a unconditional trap.
525 2016-11-30 Michael Meissner <meissner@linux.vnet.ibm.com>
528 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): If the
529 element is not a constant or in a register, force it to a
533 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Force value
534 that will be set to a vector element to be in a register.
535 * config/rs6000/vsx.md (vsx_set_<mode>_p9): Fix thinko that used
536 the wrong multiplier to convert the element number to a byte
539 2016-11-30 Vladimir Makarov <vmakarov@redhat.com>
541 PR tree-optimization/77856
542 * lra-constraints.c (inherit_in_ebb): Check original regno for
543 invalid invariant regs too. Set only clobbered hard regs for the
544 invalid invariant regs.
546 2016-11-30 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
548 Commit files forgotten in r242966.
550 * config/avr/avr-arch.h (avr_mcu_t) [flash_size]: New member.
551 * config/avr/avr-devices.c (avr_mcu_types): Add flash size info.
552 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Remove hard-coded
553 prefix check to find wrap-around value, instead use MCU flash size.
554 For 8k flash devices, update link_pmem_wrap spec string to
555 add --pmem-wrap-around=8k.
556 * config/avr/specs.h (LINK_RELAX_SPEC): Move link_pmem_wrap from
558 (LINK_SPEC): ...to here.
560 2016-11-30 David Malcolm <dmalcolm@redhat.com>
563 * selftest.c (selftest::assert_strndup_eq): New function.
564 (selftest::test_strndup): New function.
565 (selftest::test_libiberty): New function.
566 (selftest::selftest_c_tests): Call test_libiberty.
568 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
570 PR rtl-optimization/78610
571 * ira.c (combine_and_move_insns): Don't substitute into TRAP_IF
574 2016-11-30 Bin Cheng <bin.cheng@arm.com>
576 PR tree-optimization/78574
577 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Skip loop
578 header PHI that doesn't define biv.
580 2016-11-30 Jakub Jelinek <jakub@redhat.com>
582 * emit-rtl.c (verify_insn_sharing): Call verify_rtx_sharing instead of
585 * config/i386/i386.c (dimode_scalar_chain::convert_op): Avoid
586 sharing the SUBREG rtx between move and following insn.
588 * ira.c (ira_update_equiv_info_by_shuffle_insn): Use copy_rtx
589 for REG_EQUIV argument.
591 2016-11-30 Thomas Preud'homme <thomas.preudhomme@arm.com>
593 * config/arm/t-rmprofile: Add mappings for Cortex-M23 and Cortex-M33.
595 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
598 * real.c (real_hash): Add cast to avoid left
599 shifting of negative values.
601 2016-11-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
604 * config/aarch64/aarch64.md (add<mode>3): Extract inner expression
605 from a subreg in operands[1] and don't call REGNO on a non-reg
606 expression when deciding to force operands[2] into a reg.
608 2016-11-30 Claudiu Zissulescu <claziss@synopsys.com>
609 Andrew Burgess <andrew.burgess@embecosm.com>
611 * config/arc/arc-protos.h (arc_store_addr_hazard_p): Declare.
612 * config/arc/arc.c (arc_store_addr_hazard_p): New function.
613 (workaround_arc_anomaly): Call arc_store_addr_hazard_p for ARC700.
614 * config/arc/arc700.md: Add define_bypass for store/load.
616 2016-11-30 Martin Liska <mliska@suse.cz>
618 * cgraph.c (symbol_table::initialize): Initialize
619 ipa_clones_dump_file.
620 (cgraph_node::remove): Report to ipa_clones_dump_file.
621 * cgraph.h: Add new argument (suffix) to cloning methods.
622 * cgraphclones.c (dump_callgraph_transformation): New function.
623 (cgraph_node::create_clone): New argument.
624 (cgraph_node::create_virtual_clone): Likewise.
625 (cgraph_node::create_version_clone): Likewise.
626 * dumpfile.c: Add .ipa-clones dump file.
627 * dumpfile.h (enum tree_dump_index): Add TDI_clones
628 * ipa-inline-transform.c (clone_inlined_nodes): Report operation
629 to dump_callgraph_transformation.
631 2016-11-30 Martin Liska <mliska@suse.cz>
634 * asan.c (asan_expand_mark_ifn): Properly
635 select a VAR_DECL from FRAME.* component reference.
637 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
639 PR rtl-optimization/78583
640 * simplify-rtx.c (simplify_truncation): Add check missing from the
643 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
645 PR rtl-optimization/78590
646 * combine.c (change_zero_ext): Transform zero_extend of subregs only
647 if the subreg_reg is a scalar integer mode.
649 2016-11-30 Jakub Jelinek <jakub@redhat.com>
651 PR tree-optimization/78586
652 * gimple-ssa-sprintf.c (format_integer): Use TYPE_MAX_VALUE or
653 TYPE_MIN_VALUE or build_all_ones_cst instead of folding LSHIFT_EXPR.
654 Don't build_int_cst min/max twice. Formatting fix.
656 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
658 PR rtl-optimization/78588
659 * combine.c (if_then_else_cond): Also guard against BLKmode.
660 * rtlanal.c (num_sign_bit_copies1): Add assert.
662 2016-11-29 Jeff Law <law@redhat.com>
664 * common/config/arc/arc-common.c (arc_handle_option): Remove unused
667 * lra-constraints.c (check_and_process_move): Constrain the
668 range of DCLASS and SCLASS to avoid false positive out of bounds
671 2016-11-29 David Malcolm <dmalcolm@redhat.com>
673 * doc/install.texi (--with-target-bdw-gc): Remove stray '@'.
675 2016-11-29 David Malcolm <dmalcolm@redhat.com>
677 PR preprocessor/78569
678 * input.c (get_substring_ranges_for_loc): Fail gracefully if
679 line directives were present.
681 2016-11-30 Matthias Klose <doko@ubuntu.com>
683 * doc/install.texi: Document configure options --enable-objc-gc
684 and --with-target-bdw-gc.
686 2016-11-29 Michael Meissner <meissner@linux.vnet.ibm.com>
689 * config/rs6000/rs6000.md (mov<mode>_internal, QHI iterator): Add
690 'x' to stxsi<wd>x print pattern, so that QImode and HImode values
691 residing in traditional altivec registers can be stored
694 2016-11-29 Max Filippov <jcmvbkbc@gmail.com>
697 * config/xtensa/xtensa.c (hwloop_optimize): Don't emit zero
698 overhead loop start between a call and its CALL_ARG_LOCATION
701 2016-11-29 Waldemar Brodkorb <wbx@openadk.org>
703 * config/bfin/linux.h (CPP_SPEC): Define.
705 2016-11-29 Martin Sebor <msebor@redhat.com>
707 PR tree-optimization/78512
708 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Remove.
709 * config/rs6000/linux.h: Same.
710 * config/rs6000/linux64.h: Same.
711 * config/sol2.h: Same.
712 * config/sol2.c (solaris_printf_pointer_format): Remove.
713 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Remove.
714 * doc/tm.texi: Regenerate.
715 * gimple-ssa-sprintf.c (format_pointer): Rempove.
716 (pass_sprintf_length::compute_format_length): Return bool.
717 (pass_sprintf_length::handle_gimple_call): Adjust.
718 * target.def (printf_pointer_format): Remove.
719 * targhooks.c (default_printf_pointer_format): Remove.
720 (linux_printf_pointer_format): Same.
721 * targhooks.h (default_printf_pointer_format): Remove.
722 (linux_printf_pointer_format, solaris_printf_pointer_format): Same.
724 2016-11-29 Uros Bizjak <ubizjak@gmail.com>
726 * config/i386/sse.md (UNSPEC_MASKOP): Move from i386.md.
728 (SWI1248_AVX512BWDQ): Ditto.
729 (SWI1248_AVX512BW): Ditto.
730 (k<any_logic:code><mode>): Ditto.
731 (kandn<mode>): Ditto.
732 (kxnor<mode>): Ditto.
734 (*k<any_lshift:code><mode>): Ditto.
735 (kortestzhi, kortestchi): Ditto.
736 (kunpckhi, kunpcksi, kunpckdi): Ditto.
738 2016-11-29 Andrew Pinski <apinski@cavium.com>
740 * tree-vrp.c (simplify_stmt_using_ranges): Use boolean_type_node
743 2016-11-29 Chen Gang <gang.chen.5i5j@gmail.com>
746 * config/tilegx/tilegx.c (tilegx_function_profiler): Save r10
747 to stack before call mcount.
748 (tilegx_can_use_return_insn_p): Clean up code.
750 2016-11-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
752 * config/avr/avr-mcu.def: (avr_mcu_types): Add flash size info.
754 2016-11-29 David Malcolm <dmalcolm@redhat.com>
760 * spellcheck.c (selftest::test_find_closest_string): Verify that
761 we don't offer the goal string as a suggestion.
762 * spellcheck.h (best_match::get_best_meaningful_candidate): Don't
763 offer the goal string as a suggestion.
766 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
768 * config/arc/arc.c (arc_override_options): Avoid selection of
769 compact casesi for ARCv2.
771 2016-11-29 Richard Biener <rguenther@suse.de>
773 * tree-cfg.c (lower_phi_internal_fn): Do not look for further
774 PHIs after a regular stmt.
775 (stmt_starts_bb_p): PHIs not preceeded by a PHI or a label
778 2016-11-29 Martin Liska <mliska@suse.cz>
780 PR gcov-profile/78582
781 * tree-profile.c (gimple_gen_time_profiler): Make one extra BB
782 to prevent PHI argument clash.
784 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
786 * config/arc/arc.opt (marclinux): Fix typo.
787 (marclinux_prof): Likewise.
789 2016-11-29 Jiong Wang <jiong.wang@arm.com>
791 * target.def (stack_protect_runtime_enabled_p): New.
792 * function.c (expand_function_end): Guard stack_protect_epilogue with
793 targetm.stack_protect_runtime_enabled_p.
794 * cfgexpand.c (pass_expand::execute): Likewise.
795 * calls.c (expand_call): Likewise.
796 * doc/tm.texi.in (TARGET_STACK_PROTECT_RUNTIME_ENABLED_P): Add it.
797 * doc/tm.texi: Regenerate.
799 2016-11-29 Richard Biener <rguenther@suse.de>
802 * match.pd: Add CST1 - (CST2 - A) -> CST3 + A missing case.
804 2016-11-29 Janus Weil <janus@gcc.gnu.org>
806 * doc/contrib.texi: Add a few missing gfortran contributors.
808 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
810 * combine.c (change_zero_ext): Also handle extends from a subreg
811 to a mode bigger than that of the operand of the subreg.
813 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
816 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Emit the
817 stack_restore_tie insn instead of stack_tie, for the SVR4 and
819 * config/rs6000/rs6000.md (stack_restore_tie): New define_insn.
821 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
823 * shrink-wrap.c (init_separate_shrink_wrap): Do not clear
824 head_components and tail_components.
825 (spread_components): New algorithm.
826 (emit_common_tails_for_components): Clear head_components and
828 (insert_prologue_epilogue_for_components): Write extra output to the
829 dump file for sibcalls and abnormal exits.
831 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
833 PR rtl-optimization/78342
834 * combine.c: Include "cfghooks.h".
835 (try_combine): If we create an unconditional trap, break the basic
836 block in two just after it, and remove the edge between; also, set
837 the *new_direct_jump_p flag so that cleanup_cfg is run.
839 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
841 * simplify-rtx.c (simplify_truncation): Handle truncate of zero_extract
844 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
846 * config/i386/i386.md (*and<mode>_1): Merge insn pattern from
847 *andsi_1 and *andhi_1 using SWI24 mode iterator. Use multi-line
848 output template string.
849 (*anddi_1): Use multi-line output template string.
852 2016-11-28 Jakub Jelinek <jakub@redhat.com>
855 * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void.
856 * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any
857 note has been removed.
858 * postreload.c (reload_combine_recognize_pattern): If
859 remove_reg_equal_equiv_notes returns true, call df_notes_rescan.
861 2016-11-28 Martin Sebor <msebor@redhat.com>
864 * gimple-ssa-sprintf.c (target_max_value): Remove.
865 (target_int_max, target_size_max): Use TYPE_MAX_VALUE.
866 (get_width_and_precision): New function.
867 (format_integer, format_floating, get_string_length, format_string):
868 Correct handling of width and precision with unknown value.
869 (format_directive): Add warning.
870 (pass_sprintf_length::compute_format_length): Allow for precision
871 to consist of a sole period with no asterisk or digits after it.
873 2016-11-28 Jakub Jelinek <jakub@redhat.com>
875 PR rtl-optimization/78546
876 * simplify-rtx.c (neg_const_int): When negating most negative
877 number in mode wider than HOST_BITS_PER_WIDE_INT, use
878 simplify_const_unary_operation to produce CONST_DOUBLE or
880 (simplify_plus_minus): Handle the case where neg_const_int
881 doesn't return a CONST_INT.
883 2016-11-28 Markus Trippelsdorf <markus@trippelsdorf.de>
886 * config/rs6000/rs6000.c (vspltis_constant): Add casts to avoid
887 left shifting of negative values.
889 2016-11-28 Jakub Jelinek <jakub@redhat.com>
892 * tree-nested.c (convert_local_reference_stmt): After adding
893 shared (FRAME.NN) clause to omp parallel, task or target,
894 add it also to all outer omp parallel, task or target constructs.
896 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
898 * config/i386/i386.md (UNSPEC_KMASKOP): New.
899 (UNSPEC_KMOV): Remove.
900 (kmovw): Expand to plain HImode move.
901 (k<any_logic:code><mode>): Rename from *k<logic><mode>. Use
902 register_operand predicates. Tag pattern with UNSPEC_KMASKOP.
903 Remove corresponding clobber-removing splitter.
904 (*anddi_1): Remove mask register alternatives.
908 (*<any_or:code><mode>_1): Ditto.
909 (*<any_or:code>qi_1): Ditto.
910 (kandn<mode>): Use SWI1248_AVX512BW mode iterator. Remove
911 general register alternatives. Tag pattern with UNSPEC_KMASKOP.
912 Remove corresponding splitter to operation with general registers.
913 (*andn<SWI38:mode>): Rename from *bmi_andn_<mode>.
914 (*andn<SWI12:mode>): New pattern.
915 (*kxnor<mode>): Remove general register alternatives. Tag pattern
916 with UNSPEC_KMASKOP. Remove corresponding splitter to operation
917 with general registers.
918 (knot<mode>): New insn pattern.
919 (*one_cmpl<mode>2_1): Remove mask register alternatives.
920 (one_cmplqi2_1): Ditto.
921 (*k<any_lshift:code><mode>): Rename from *k<mshift><mode>3.
922 Tag pattern with UNSPEC_KMASKOP. Add mode attribute.
923 * config/i386/predicates.md (mask_reg_operand): Remove predicate.
924 * config/i386/sse.md (vec_unpacks_hi_hi): Update pattern
925 to generate kmaskop shift.
926 (vec_unpacks_hi_<mode>): Ditto.
927 * config/i386/i386-builtin.def (__builtin_ia32_kandhi):
929 (__builtin_ia32_knothi): Use CODE_FOR_knothi.
930 (__builtin_ia32_korhi): Use CODE_FOR_kiorhi.
931 (__builtin_ia32_kxorhi): Use CODE_FOR_kxorhi.
933 2016-11-28 Richard Biener <rguenther@suse.de>
935 * tree-vrp.c (vrp_visit_assignment_or_call): Handle simplifications
936 to SSA names via extract_range_from_ssa_name if allowed.
938 2016-11-28 Richard Biener <rguenther@suse.de>
940 PR tree-optimization/78542
941 * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification
944 2016-11-28 Paolo Bonzini <bonzini@gnu.org>
946 * combine.c (simplify_if_then_else): Simplify IF_THEN_ELSE that
947 isolates a single bit, even if the condition involves subregs.
949 2016-11-28 Tamar Christina <tamar.christina@arm.com>
951 * config/aarch64/aarch64-simd-builtins.def
952 (BSL_P): Added di and v2di mode.
953 * config/aarch64/arm_neon.h
954 (vsriq_n_p64, vsri_n_p64): Added poly type.
955 (vextq_p64, vext_p64): Likewise.
956 (vceq_p64, vbslq_p64, vbsl_p64): Likewise.
958 2016-11-28 Tamar Christina <tamar.christina@arm.com>
960 * config/aarch64/aarch64-builtins.c (TYPES_SETREGP): Added poly type.
961 (TYPES_GETREGP): Likewise.
962 (TYPES_SHIFTINSERTP): Likewise.
963 (TYPES_COMBINEP): Likewise.
964 (TYPES_STORE1P): Likewise.
965 * config/aarch64/aarch64-simd-builtins.def
966 (combine): Added poly generator.
967 (get_dregoi): Likewise.
968 (get_dregci): Likewise.
969 (get_dregxi): Likewise.
973 * config/aarch64/arm_neon.h
974 (poly64x1x2_t, poly64x1x3_t): New.
975 (poly64x1x4_t, poly64x2x2_t): Likewise.
976 (poly64x2x3_t, poly64x2x4_t): Likewise.
977 (poly64x1_t): Likewise.
978 (vcreate_p64, vcombine_p64): Likewise.
979 (vdup_n_p64, vdupq_n_p64): Likewise.
980 (vld2_p64, vld2q_p64): Likewise.
981 (vld3_p64, vld3q_p64): Likewise.
982 (vld4_p64, vld4q_p64): Likewise.
983 (vld2_dup_p64, vld3_dup_p64): Likewise.
984 (vld4_dup_p64, vsli_n_p64): Likewise.
985 (vsliq_n_p64, vst1_p64): Likewise.
986 (vst1q_p64, vst2_p64): Likewise.
987 (vst3_p64, vst4_p64): Likewise.
988 (__aarch64_vdup_lane_p64, __aarch64_vdup_laneq_p64): Likewise.
989 (__aarch64_vdupq_lane_p64, __aarch64_vdupq_laneq_p64): Likewise.
990 (vget_lane_p64, vgetq_lane_p64): Likewise.
991 (vreinterpret_p8_p64, vreinterpretq_p8_p64): Likewise.
992 (vreinterpret_p16_p64, vreinterpretq_p16_p64): Likewise.
993 (vreinterpret_p64_f16, vreinterpret_p64_f64): Likewise.
994 (vreinterpret_p64_s8, vreinterpret_p64_s16): Likewise.
995 (vreinterpret_p64_s32, vreinterpret_p64_s64): Likewise.
996 (vreinterpret_p64_f32, vreinterpret_p64_u8): Likewise.
997 (vreinterpret_p64_u16, vreinterpret_p64_u32): Likewise.
998 (vreinterpret_p64_u64, vreinterpret_p64_p8): Likewise.
999 (vreinterpretq_p64_f64, vreinterpretq_p64_s8): Likewise.
1000 (vreinterpretq_p64_s16, vreinterpretq_p64_s32): Likewise.
1001 (vreinterpretq_p64_s64, vreinterpretq_p64_f16): Likewise.
1002 (vreinterpretq_p64_f32, vreinterpretq_p64_u8): Likewise.
1003 (vreinterpretq_p64_u16, vreinterpretq_p64_u32): Likewise.
1004 (vreinterpretq_p64_u64, vreinterpretq_p64_p8): Likewise.
1005 (vreinterpret_f16_p64, vreinterpretq_f16_p64): Likewise.
1006 (vreinterpret_f32_p64, vreinterpretq_f32_p64): Likewise.
1007 (vreinterpret_f64_p64, vreinterpretq_f64_p64): Likewise.
1008 (vreinterpret_s64_p64, vreinterpretq_s64_p64): Likewise.
1009 (vreinterpret_u64_p64, vreinterpretq_u64_p64): Likewise.
1010 (vreinterpret_s8_p64, vreinterpretq_s8_p64): Likewise.
1011 (vreinterpret_s16_p64, vreinterpret_s32_p64): Likewise.
1012 (vreinterpretq_s32_p64, vreinterpret_u8_p64): Likewise.
1013 (vreinterpret_u16_p64, vreinterpretq_u16_p64): Likewise.
1014 (vreinterpret_u32_p64, vreinterpretq_u32_p64): Likewise.
1015 (vset_lane_p64, vsetq_lane_p64): Likewise.
1016 (vget_low_p64, vget_high_p64): Likewise.
1017 (vcombine_p64, vst2_lane_p64): Likewise.
1018 (vst3_lane_p64, vst4_lane_p64): Likewise.
1019 (vst2q_lane_p64, vst3q_lane_p64): Likewise.
1020 (vst4q_lane_p64, vget_lane_p64): Likewise.
1021 (vget_laneq_p64, vset_lane_p64): Likewise.
1022 (vset_laneq_p64, vcopy_lane_p64): Likewise.
1023 (vcopy_laneq_p64, vdup_n_p64): Likewise.
1024 (vdupq_n_p64, vdup_lane_p64): Likewise.
1025 (vdup_laneq_p64, vld1_p64): Likewise.
1026 (vld1q_p64, vld1_dup_p64): Likewise.
1027 (vld1q_dup_p64, vld1q_dup_p64): Likewise.
1028 (vmov_n_p64, vmovq_n_p64): Likewise.
1029 (vst3q_p64, vst4q_p64): Likewise.
1030 (vld1_lane_p64, vld1q_lane_p64): Likewise.
1031 (vst1_lane_p64, vst1q_lane_p64): Likewise.
1032 (vcopy_laneq_p64, vcopyq_laneq_p64): Likewise.
1033 (vdupq_laneq_p64): Likewise.
1035 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1037 * config/arm/arm_neon.h (vget_lane_p64): New.
1039 2016-11-28 Iain Sandoe <iain@codesourcery.com>
1042 * configure.ac (with_ld64): Use portable method to extract the
1043 major part of the version number.
1044 * configure: Regenerated.
1046 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1048 * gimple-ssa-sprintf.c (build_intmax_type_nodes): Look at
1049 UINTMAX_TYPE rather than SIZE_TYPE. Add gcc_unreachable if
1050 intmax_t couldn't be determined.
1051 (format_integer): Make {,u}intmax_type_node no longer static,
1052 initialize them only when needed. For z and t use
1053 signed_or_unsigned_type_for instead of assuming size_t and
1054 ptrdiff_t have the same precision.
1057 * ipa-icf.h (sem_item_optimizer): Add m_classes_vec member.
1058 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Initialize it.
1059 (sem_item_optimizer::~sem_item_optimizer): Traverse m_classes_vec
1060 vector instead of traversing m_classes hash table. Release
1062 (sem_item_optimizer::read_section, sem_item_optimizer::add_class):
1064 (sem_item_optimizer::get_group_by_hash): When inserting a new group,
1065 add it also to m_classes_vec vector.
1066 (sem_item_optimizer::remove_symtab_node,
1067 sem_item_optimizer::build_hash_based_classes,
1068 sem_item_optimizer::parse_nonsingleton_classes): Formatting fixes.
1069 (sem_item_optimizer::subdivide_classes_by_equality,
1070 sem_item_optimizer::subdivide_classes_by_sensitive_refs,
1071 sem_item_optimizer::verify_classes): Traverse m_classes_vec vector
1072 instead of traversing m_classes hash table. Formatting fixes.
1073 (sem_item_optimizer::traverse_congruence_split,
1074 sem_item_optimizer::do_congruence_step_for_index,
1075 sem_item_optimizer::do_congruence_step): Formatting fixes.
1076 (sem_item_optimizer::process_cong_reduction): Traverse m_classes_vec
1077 vector instead of traversing m_classes hash table.
1078 (sem_item_optimizer::dump_cong_classes): Likewise. Formatting fixes.
1079 (sem_item_optimizer::merge_classes): Traverse m_classes_vec vector
1080 instead of traversing m_classes hash table.
1082 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
1084 * config/avr/avr.c (out_movhi_r_mr) [REG_X + PLUS]: Only SBIW if
1085 X is not unused after.
1087 2016-11-28 Bernd Schmidt <bschmidt@redhat.com>
1089 PR rtl-optimization/78120
1090 * rtlanal.c (insn_rtx_cost): Revert previous change.
1092 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
1095 * config/avr/avr.md (SPLIT34): New mode iterator.
1096 (bitop): New code iterator.
1097 (*iorhi3.ashift8-*). New insn-and-split patterns.
1098 (*movhi): Post-reload split reg = 0.
1099 [!MOVW]: Post-reload split reg = reg.
1100 (*mov<mode>) [SI,SF,PSI,SQ,USQ,SA,USA]: Post-reload split reg = reg.
1101 (andhi3, andpsi3, andsi3): Post-reload split reg-reg operations.
1102 (iorhi3, iorpsi3, iorsi3): Same.
1103 (xorhi3, xorpsi3, xorsi3): Same.
1104 * config/avr/avr.c (avr_rtx_costs_1) [IOR && HImode]: Adjust rtx
1105 costs to *iorhi3.ashift8-* patterns.
1107 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1108 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1111 * config.in: Regenerate
1112 * config/darwin-driver.c (darwin_driver_init): Emit a version string
1114 * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
1115 * config/darwin.opt(asm_macosx_version_min): New.
1116 * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
1117 * configure: Regenerate
1118 * configure.ac: Check for mmacosx-version-min handling.
1120 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1123 * config/i386/i386.c (ix86_code_end): Note that we emitted code
1124 where the function might otherwise appear empty for picbase thunks.
1125 (ix86_output_function_epilogue): If we find a zero-sized function
1126 assume that reaching it is UB and trap. If we find a trailing label
1128 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
1129 find a zero-sized function assume that reaching it is UB and trap.
1130 If we find a trailing label, append a nop.
1132 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1135 * config/darwin-sections.def (picbase_thunk_section): New.
1136 * config/darwin.c (darwin_init_sections): Set up picbase thunk
1137 section. (darwin_rodata_section, darwin_objc2_section,
1138 machopic_select_section, darwin_asm_declare_constant_name,
1139 darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
1140 coalesced with newer linkers.
1141 (darwin_override_options): Decide on usage of coalesed sections
1142 on the basis of the target linker version.
1143 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
1144 * config/darwin.opt (mtarget-linker): New.
1145 * config/i386/i386.c (ix86_code_end): Do not force the thunks into
1146 a coalesced section, instead use a thunks section.
1148 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1151 * configure.ac (with-ld64): New var, set for Darwin, set on
1152 detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
1153 * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New, define.
1154 * config/darwin10.h(DEF_LD64): Update for this target version.
1155 * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic test.
1156 (DEF_LD64): Update for this target version.
1157 * configure: Regenerated.
1158 * config.in: Regenerated.
1160 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1163 * config/darwin.c (imachopic_indirection_name): Make data
1164 section indirections linker-visible.
1165 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
1166 constant labels linker-visible.
1168 2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1170 * tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node.
1171 (free_lang_data): Remove assignment to ptrdiff_type_node.
1173 2016-11-25 Jakub Jelinek <jakub@redhat.com>
1175 PR rtl-optimization/78526
1176 * simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi
1177 beyond val's precision.
1179 PR rtl-optimization/78527
1180 * combine.c (make_compound_operation_int): Ignore LSHIFTRT with
1181 out of bounds shift count.
1183 2016-11-25 Martin Liska <mliska@suse.cz>
1186 * doc/invoke.texi (-fprofile-use): Fix reference to a section
1187 where -fprofile-generate is documented.
1189 2016-11-25 Martin Liska <mliska@suse.cz>
1191 PR gcov-profile/78086
1192 * coverage.c (build_init_ctor): Don't use priority {cd}tors if
1193 not supported by a target. Set priority to 100 if possible.
1194 (build_gcov_exit_decl): Likewise.
1196 2016-11-25 Richard Biener <rguenther@suse.de>
1199 * ipa-prop.c (compute_complex_assign_jump_func): Properly identify
1200 unary, binary and single RHSs.
1201 * tree.def (BIT_INSERT_EXPR): Adjust tree code name.
1203 2016-11-25 Bin Cheng <bin.cheng@arm.com>
1208 * match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use
1209 cmp directly, rather than cmp_code. Initialize code to ERROR_MARK
1210 and set it to result code if transformation is valid. Use code EQ
1211 directly in last simplification case.
1213 2016-11-25 Richard Biener <rguenther@suse.de>
1215 * gimple-fold.c (fold_stmt_1): Check may_propagate_copy
1216 before valueizing return stmts.
1218 2016-11-24 Richard Biener <rguenther@suse.de>
1220 PR tree-optimization/78343
1221 * passes.def: Add CD-DCE pass after loop splitting.
1222 * tree-ssa-dce.c (find_obviously_necessary_stmts): Move
1223 SCEV init/finalize ...
1224 (perform_tree_ssa_dce): ... here. Deal with being
1225 executed inside the loop pipeline in aggressive mode.
1227 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
1229 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
1231 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
1233 PR tree-optimization/77673
1234 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
1235 (init_symbolic_number): Initialize src field from src parameter.
1236 (perform_symbolic_merge): Select most dominated statement as the
1237 source statement. Set src field of resulting n structure from the
1238 input src with the lowest address.
1239 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
1240 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
1241 of load from src field rather than insertion statement. Cancel
1242 optimization if statement analyzed is not dominated by the insertion
1244 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
1245 dominance information.
1247 2016-11-25 Eric Botcazou <ebotcazou@adacore.com>
1250 * config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
1252 2016-11-25 Martin Jambor <mjambor@suse.cz>
1254 PR tree-optimization/70965
1255 * passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges.
1257 2016-11-24 James Greenahlgh <james.greenhalgh@arm.com>
1260 * config/i386/i386.c (i386_excess_precision): Do not return
1261 FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
1262 EXCESS_PRECISION_TYPE_STANDARD.
1263 * target.def (excess_precision): Document that targets should
1264 not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
1265 EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST.
1266 Fix typo in first sentence.
1267 * doc/tm.texi: Regenerate.
1269 2016-11-25 Richard Biener <rguenther@suse.de>
1271 PR tree-optimization/78396
1272 * tree-vectorizer.c (vectorize_loops): When the if-converted
1273 body contains masked loads or stores do not attempt to
1274 basic-block-vectorize it.
1276 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
1277 Alan Hayward <alan.hayward@arm.com>
1278 David Sherwood <david.sherwood@arm.com>
1280 * function.h (spill_slot_alignment): Declare.
1281 * function.c (spill_slot_alignment): New function.
1282 * lra-spills.c (slot): Add align and size fields.
1283 (assign_mem_slot): Use them in the call to assign_stack_local.
1284 (add_pseudo_to_slot): Update the fields.
1285 (assign_stack_slot_num_and_sort_pseudos): Initialise the fields.
1287 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
1288 Alan Hayward <alan.hayward@arm.com>
1289 David Sherwood <david.sherwood@arm.com>
1291 * stor-layout.c (layout_type): Allow the caller to set the mode of
1292 a float type. Only choose one here if the mode is still VOIDmode.
1293 * tree.c (build_common_tree_nodes): Set the type mode of decimal
1294 floats before calling layout_type.
1295 * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
1297 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
1299 * tree-tailcall.c (find_tail_calls): Allow calls to reference
1300 local variables if all references are known to be direct.
1302 2016-11-25 Jakub Jelinek <jakub@redhat.com>
1303 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1306 * tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be
1307 non null and it's precision matches precision of lhs's type.
1309 2016-11-24 Martin Sebor <msebor@redhat.com>
1311 PR tree-optimization/78476
1312 * gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info):
1314 (handle_gimple_call): Adjust signature.
1315 (try_substitute_return_value): Remove calls to bounded functions
1316 with zero buffer size whose result is known.
1317 (pass_sprintf_length::execute): Adjust call to handle_gimple_call.
1319 2016-11-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1321 * varasm.c (assemble_start_function): Wrap align_log definition in
1322 ASM_OUTPUT_MAX_SKIP_ALIGN.
1324 2016-11-24 Uros Bizjak <ubizjak@gmail.com>
1326 * config/i386/i386.md (wide AND insn to QImode splitter): Use
1327 explicit mode macros.
1328 (wide OR insn to QImode splitter): Ditto.
1330 2016-11-24 Vladimir Makarov <vmakarov@redhat.com>
1332 PR rtl-optimization/77541
1333 * lra-constraints.c (struct input_reload): Add field match_p.
1334 (get_reload_reg): Check modes of input reloads to generate unique
1335 value reload pseudo.
1336 (match_reload): Add input reload pseudo for the current insn.
1338 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
1340 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update
1341 __FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch
1342 architecture levels.
1343 * config/aarch64/aarch64.c (aarch64_promoted_type): Only promote
1344 the aarch64_fp16_type_node, not all HFmode types.
1345 (aarch64_libgcc_floating_mode_supported_p): Support HFmode.
1346 (aarch64_scalar_mode_supported_p): Likewise.
1347 (aarch64_excess_precision): New.
1348 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
1349 (TARGET_SCALAR_MODE_SUPPORTED_P): Likewise.
1350 (TARGET_C_EXCESS_PRECISION): Likewise.
1352 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
1354 * config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New.
1355 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1357 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
1359 * config/aarch64/aarch64.md (<optab>sihf2): Convert to expand.
1360 (<optab>dihf2): Likewise.
1361 (aarch64_fp16_<optab><mode>hf2): New.
1363 2016-11-24 Alexander Monakov <amonakov@ispras.ru>
1366 * config/nvptx/mkoffload.c (main): Allow -fopenmp.
1368 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
1370 * common/config/sparc/sparc-common.c (sparc_option_optimization_table):
1371 Enable REE at -O2 and higher.
1372 * config/sparc/sparc.c (sparc_option_override): Disable it by default
1375 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1379 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
1380 (new_temp_expr_table): Initialise reg_vars_cnt.
1381 (free_temp_expr_table): Release reg_vars_cnt.
1382 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
1384 (find_replaceable_in_bb): Use the above to record register variable
1385 write occurrences and cancel replacement across them.
1387 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
1389 PR rtl-optimization/78437
1390 * ree.c (get_uses): New function.
1391 (combine_reaching_defs): When a copy is needed, return false if any
1392 reaching use of the source register reads it in a mode larger than
1393 the mode it is set in and WORD_REGISTER_OPERATIONS is true.
1395 2016-11-24 Martin Liska <mliska@suse.cz>
1397 * gimple-pretty-print.c (dump_edge_probability): New function.
1398 (dump_gimple_switch): Dump label edge probabilities.
1399 (dump_gimple_cond): Likewise.
1400 (dump_gimple_label): Dump
1401 (dump_gimple_bb_header): Dump basic block frequency.
1402 (pp_cfg_jump): Replace e->dest argument with e.
1403 (dump_implicit_edges): Likewise.
1404 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
1405 Use gimple_bb (at) instead of at->bb.
1407 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
1409 * common.opt (flimit-function-alignment): New.
1410 * doc/invoke.texi (-flimit-function-alignment): Document.
1411 * emit-rtl.h (struct rtl_data): Add max_insn_address field.
1412 * final.c (shorten_branches): Set it.
1413 * varasm.c (assemble_start_function): Limit alignment if
1416 2016-11-24 Richard Biener <rguenther@suse.de>
1418 PR tree-optimization/71595
1419 * cfgloopmanip.h (remove_path): Add irred_invalidated and
1420 loop_closed_ssa_invalidated parameters, defaulted to NULL.
1421 * cfgloopmanip.c (remove_path): Likewise, pass them along to
1422 called functions. Only fix irred flags if the caller didn't
1424 * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
1425 (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
1428 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
1430 PR rtl-optimization/78120
1431 * ifcvt.c (noce_conversion_profitable_p): Check original cost in all
1432 cases, and additionally test against max_seq_cost for speed
1434 (noce_process_if_block): Compute an estimate for the original cost when
1435 optimizing for speed, using the minimum of then and else block costs.
1437 PR rtl-optimization/78120
1438 * rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
1440 PR rtl-optimization/78120
1441 * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
1443 2016-11-24 Bin Cheng <bin.cheng@arm.com>
1445 * match.pd: Refine type conversion in result expr for below pattern:
1446 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
1448 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
1451 * tree.h (wi::fits_to_boolean_p): New predicate.
1452 (wi::fits_to_tree_p): Use it for boolean types.
1453 * tree.c (int_fits_type_p): Likewise.
1455 2016-11-24 Martin Liska <mliska@suse.cz>
1457 * print-tree.c (struct bucket): Remove.
1458 (print_node): Add new argument which drives whether a tree node
1459 is printed briefly or not.
1460 (debug_tree): Replace a custom hash table with hash_set<T>.
1461 * print-tree.h (print_node): Add the argument.
1463 2016-11-24 Chung-Lin Tang <cltang@codesourcery.com>
1465 * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
1467 2016-11-23 Peter Bergner <bergner@vnet.ibm.com>
1470 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
1471 if it is at least NREGS wide.
1473 2016-11-23 Joseph Myers <joseph@codesourcery.com>
1475 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
1476 TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
1477 TFmode, IFmode and KFmode.
1479 2016-11-23 Joseph Myers <joseph@codesourcery.com>
1481 * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
1484 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
1486 * combine.c (change_zero_ext): Only change the mode of a hard register
1487 destination if can_change_dest_mode holds for that.
1489 2016-11-23 Jeff Law <law@redhat.com>
1491 * varasm.c (assemble_name): Increase buffer size for name.
1493 * config/spu/spu.md (floatunsdidf2): Remove unused local variable.
1495 2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com>
1497 * doc/extend.texi: Constify first argument to __builtin_object_size.
1499 2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
1501 * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
1502 to be used. Add brackets around macro argument.
1504 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
1506 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
1508 2016-11-23 Jakub Jelinek <jakub@redhat.com>
1511 * opts.c (parse_sanitizer_options): For -fsanitize=undefined,
1512 restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
1514 2016-11-23 Jakub Jelinek <jakub@redhat.com>
1517 * omp-low.c (build_outer_var_ref): Change lastprivate argument
1518 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
1519 on worksharing constructs, treat it like clauses on simd construct.
1521 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
1522 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
1523 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
1524 of true as last argument to build_outer_var_ref.
1526 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
1528 * config/i386/i386.md (*movqi_internal): Calculate mode
1529 attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
1530 <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
1531 (*k<logic><mode>): Calculate mode attribute depending on
1532 TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute.
1533 (*andqi_1): Calculate mode attribute of alternative 3 depending
1534 on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute.
1535 (kandn<mode>): Calculate mode attribute of alternative 2 depending
1536 on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute.
1537 (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
1538 iterator. Calculate mode attribute of alternative 1 depending
1539 on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute.
1540 (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
1541 on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute.
1543 2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1546 * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
1547 * tree-vrp.c (extract_range_basic): Handle case for
1548 CFN_BUILT_IN_STRLEN.
1550 2016-11-23 Jeff Law <law@redhat.com>
1552 * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
1554 * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
1555 in boolean context warning.
1557 * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
1559 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1562 * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
1563 (arm_fp16_type_node): ...This, make visibile.
1564 (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
1566 (arm_init_simd_builtin_types): Likewise.
1567 (arm_init_fp16_builtins): Likewise.
1568 * config/arm/arm.c (arm_excess_precision): New.
1569 (arm_floatn_mode): Likewise.
1570 (TARGET_C_EXCESS_PRECISION): Likewise.
1571 (TARGET_FLOATN_MODE): Likewise.
1572 (arm_promoted_type): Only promote arm_fp16_type_node.
1573 * config/arm/arm.h (arm_fp16_type_node): Declare.
1575 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1577 * config/arm/arm.c (arm_convert_to_type): Delete.
1578 (TARGET_CONVERT_TO_TYPE): Delete.
1579 (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
1580 (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
1581 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
1582 * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
1583 are in fast math mode, and have no single step hardware instruction.
1584 (extendhfdf2): Only expand through SFmode if we don't have a
1585 single-step hardware instruction.
1586 * config/arm/vfp.md (*truncdfhf2): New.
1587 (extendhfdf2): Likewise.
1589 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1591 * targhooks.c (default_floatn_mode): Enable _Float16 if a target
1594 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1596 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
1597 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
1598 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
1599 * defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
1600 * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
1601 * doc/tm.texi: Regenerate.
1602 * system.h (TARGET_FLT_EVAL_METHOD): Poison.
1604 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1606 * toplev.c (init_excess_precision): Delete most logic.
1607 * tree.c (excess_precision_type): Rewrite to use
1608 TARGET_EXCESS_PRECISION.
1609 * doc/invoke.texi (-fexcess-precision): Document behaviour in a
1610 more generic fashion.
1611 * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
1612 __STDC_WANT_IEC_60559_TYPES_EXT__.
1614 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1616 * common.opt (fpermitted-flt-eval-methods): New.
1617 * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
1618 * flag_types.h (permitted_flt_eval_methods): New.
1620 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1622 * config/m68k/m68k.c (m68k_excess_precision): New.
1623 (TARGET_C_EXCESS_PRECISION): Define.
1625 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1627 * config/s390/s390.c (s390_excess_precision): New.
1628 (TARGET_C_EXCESS_PRECISION): Define.
1630 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1632 * config/i386/i386.c (ix86_excess_precision): New.
1633 (TARGET_C_EXCESS_PRECISION): Define.
1635 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1637 * target.def (excess_precision): New hook.
1638 * target.h (flt_eval_method): New.
1639 (excess_precision_type): Likewise.
1640 * targhooks.c (default_excess_precision): New.
1641 * targhooks.h (default_excess_precision): New.
1642 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
1643 * doc/tm.texi: Regenerate.
1645 2016-11-23 Martin Sebor <msebor@redhat.com>
1648 * gimple-ssa-sprintf.c (format_string): Correct the maxima and
1649 set the minimum number of bytes for an unknown string to zero.
1651 2016-11-23 Martin Jambor <mjambor@suse.cz>
1652 Martin Liska <mliska@suse.cz>
1654 * hsa-builtins.def: New file.
1655 * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
1656 * builtins.def: Include hsa-builtins.def.
1657 (DEF_HSA_BUILTIN): New macro.
1658 * dumpfile.h (OPTGROUP_OPENMP): Define.
1659 * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
1660 * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
1661 GF_OMP_FOR_GRID_GROUP_ITER.
1662 (gimple_omp_for_grid_phony): Added checking assert.
1663 (gimple_omp_for_set_grid_phony): Likewise.
1664 (gimple_omp_for_grid_intra_group): New function.
1665 (gimple_omp_for_set_grid_intra_group): Likewise.
1666 (gimple_omp_for_grid_group_iter): Likewise.
1667 (gimple_omp_for_set_grid_group_iter): Likewise.
1668 * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
1669 previosuly only distribute loop was permitted.
1670 (lower_lastprivate_clauses): Allow non tcc_comparison predicates.
1671 (grid_get_kernel_launch_attributes): Support multiple HSA grid
1673 (grid_expand_omp_for_loop): Likewise and also support standalone
1674 distribute constructs. New parameter INTRA_GROUP, updated both users.
1675 (grid_expand_target_grid_body): Support standalone distribute
1677 (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
1678 (pass_data_expand_omp_ssa): Likewise.
1679 (pass_data_omp_device_lower): Likewsie.
1680 (pass_data_lower_omp): Likewise.
1681 (pass_data_diagnose_omp_blocks): Likewise.
1682 (pass_data_oacc_device_lower): Likewise.
1683 (pass_data_omp_target_link): Likewise.
1684 (grid_lastprivate_predicate): New function.
1685 (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
1687 (lower_omp_for): Support standalone distribute constructs.
1688 (grid_prop): New type.
1689 (grid_safe_assignment_p): Check for assignments to group_sizes, new
1691 (grid_seq_only_contains_local_assignments): New parameter GRID, pass
1693 (grid_find_single_omp_among_assignments_1): Likewise, improve missed
1694 optimization info messages.
1695 (grid_find_single_omp_among_assignments): Likewise.
1696 (grid_find_ungridifiable_statement): Do not bail out for SIMDs.
1697 (grid_parallel_clauses_gridifiable): New function.
1698 (grid_inner_loop_gridifiable_p): Likewise.
1699 (grid_dist_follows_simple_pattern): Likewise.
1700 (grid_gfor_follows_tiling_pattern): Likewise.
1701 (grid_call_permissible_in_distribute_p): Likewise.
1702 (grid_handle_call_in_distribute): Likewise.
1703 (grid_dist_follows_tiling_pattern): Likewise.
1704 (grid_target_follows_gridifiable_pattern): Support standalone
1705 distribute constructs.
1706 (grid_var_segment): New enum.
1707 (grid_mark_variable_segment): New function.
1708 (grid_copy_leading_local_assignments): Call grid_mark_variable_segment
1709 if a new argument says so.
1710 (grid_process_grid_body): New function.
1711 (grid_eliminate_combined_simd_part): Likewise.
1712 (grid_mark_tiling_loops): Likewise.
1713 (grid_mark_tiling_parallels_and_loops): Likewise.
1714 (grid_process_kernel_body_copy): Support standalone distribute
1716 (grid_attempt_target_gridification): New grid variable holding overall
1717 gridification state. Support standalone distribute constructs and
1719 * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
1720 * hsa.h (hsa_bb): Add method method append_phi.
1721 (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
1722 occurences in all files too.
1723 (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
1724 (is_a_helper <hsa_insn_br *>::test): New function.
1725 (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
1726 branch instructions.
1727 (hsa_insn_signal): Make a direct descendant of
1728 hsa_insn_basic. Add memorder constructor parameter and
1729 m_memory_order and m_signalop member variables.
1730 (hsa_insn_queue): Changed constructor parameters to common form.
1731 Added m_segment and m_memory_order member variables.
1732 (hsa_summary_t): Add private member function
1733 process_gpu_implementation_attributes.
1734 (hsa_function_summary): Rename m_binded_function to
1736 (hsa_insn_basic_p): Remove typedef.
1737 (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
1738 (hsa_op_reg_p): Remove typedef.
1739 (hsa_function_representation): Change hsa_op_reg_p into plain
1741 (hsa_insn_phi): Removed new and delete operators.
1742 (hsa_insn_br): Likewise.
1743 (hsa_insn_cbr): Likewise.
1744 (hsa_insn_sbr): Likewise.
1745 (hsa_insn_cmp): Likewise.
1746 (hsa_insn_mem): Likewise.
1747 (hsa_insn_atomic): Likewise.
1748 (hsa_insn_signal): Likewise.
1749 (hsa_insn_seg): Likewise.
1750 (hsa_insn_call): Likewise.
1751 (hsa_insn_arg_block): Likewise.
1752 (hsa_insn_comment): Likewise.
1753 (hsa_insn_srctype): Likewise.
1754 (hsa_insn_packed): Likewise.
1755 (hsa_insn_cvt): Likewise.
1756 (hsa_insn_alloca): Likewise.
1757 * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
1758 (process_gpu_implementation_attributes): New function.
1759 (link_functions): Move some functionality into it. Adjust after
1760 renaming m_binded_functions to m_bound_functions.
1761 (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
1762 to the list of instructions with no output registers.
1763 (get_in_type): Return this if it is a register of
1765 (hsa_get_declaration_name): Moved to...
1766 * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
1767 temporary string on an obstack instead from ggc.
1768 (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
1769 down to two overloads.
1770 (hsa_allocp_operand_address): Removed.
1771 (hsa_allocp_operand_immed): Likewise.
1772 (hsa_allocp_operand_reg): Likewise.
1773 (hsa_allocp_operand_code_list): Likewise.
1774 (hsa_allocp_operand_operand_list): Likewise.
1775 (hsa_allocp_inst_basic): Likewise.
1776 (hsa_allocp_inst_phi): Likewise.
1777 (hsa_allocp_inst_mem): Likewise.
1778 (hsa_allocp_inst_atomic): Likewise.
1779 (hsa_allocp_inst_signal): Likewise.
1780 (hsa_allocp_inst_seg): Likewise.
1781 (hsa_allocp_inst_cmp): Likewise.
1782 (hsa_allocp_inst_br): Likewise.
1783 (hsa_allocp_inst_sbr): Likewise.
1784 (hsa_allocp_inst_call): Likewise.
1785 (hsa_allocp_inst_arg_block): Likewise.
1786 (hsa_allocp_inst_comment): Likewise.
1787 (hsa_allocp_inst_queue): Likewise.
1788 (hsa_allocp_inst_srctype): Likewise.
1789 (hsa_allocp_inst_packed): Likewise.
1790 (hsa_allocp_inst_cvt): Likewise.
1791 (hsa_allocp_inst_alloca): Likewise.
1792 (hsa_allocp_bb): Likewise.
1794 (hsa_init_data_for_cfun): Initialize obstack.
1795 (hsa_deinit_data_for_cfun): Release memory of the obstack.
1796 (hsa_op_immed::operator new): Use obstack instead of object_allocator.
1797 (hsa_op_reg::operator new): Likewise.
1798 (hsa_op_address::operator new): Likewise.
1799 (hsa_op_code_list::operator new): Likewise.
1800 (hsa_op_operand_list::operator new): Likewise.
1801 (hsa_insn_basic::operator new): Likewise.
1802 (hsa_insn_phi::operator new): Likewise.
1803 (hsa_insn_br::operator new): Likewise.
1804 (hsa_insn_sbr::operator new): Likewise.
1805 (hsa_insn_cmp::operator new): Likewise.
1806 (hsa_insn_mem::operator new): Likewise.
1807 (hsa_insn_atomic::operator new): Likewise.
1808 (hsa_insn_signal::operator new): Likewise.
1809 (hsa_insn_seg::operator new): Likewise.
1810 (hsa_insn_call::operator new): Likewise.
1811 (hsa_insn_arg_block::operator new): Likewise.
1812 (hsa_insn_comment::operator new): Likewise.
1813 (hsa_insn_srctype::operator new): Likewise.
1814 (hsa_insn_packed::operator new): Likewise.
1815 (hsa_insn_cvt::operator new): Likewise.
1816 (hsa_insn_alloca::operator new): Likewise.
1817 (hsa_init_new_bb): Likewise.
1818 (hsa_bb::append_phi): New function.
1819 (gen_hsa_phi_from_gimple_phi): Use it.
1820 (get_symbol_for_decl): Fix dinstinguishing between
1821 global and local functions. Put local variables into a segment
1822 according to their attribute or static flag, if there is one.
1823 (hsa_insn_br::hsa_insn_br): New.
1824 (hsa_insn_br::operator new): Likewise.
1825 (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
1826 (query_hsa_grid_nodim): New function.
1827 (multiply_grid_dim_characteristics): Likewise.
1828 (gen_get_num_threads): Likewise.
1829 (gen_get_num_teams): Reimplemented.
1830 (gen_get_team_num): Likewise.
1831 (gen_hsa_insns_for_known_library_call): Updated calls to the above
1833 (get_memory_order_name): Removed.
1834 (get_memory_order): Likewise.
1835 (hsa_memorder_from_tree): New function.
1836 (gen_hsa_ternary_atomic_for_builtin): Renamed to
1837 gen_hsa_atomic_for_builtin, can also create signals.
1838 (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
1839 hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
1840 (hsa_insn_atomic): Fix function comment.
1841 (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
1842 ancestor constructor and initialization of new member variables.
1843 (hsa_insn_queue::hsa_insn_queue): Added initialization of new
1845 (hsa_get_host_function): Handle functions with no bound CPU
1846 implementation. Fix binded to bound.
1847 (get_brig_function_name): Likewise.
1848 (HSA_SORRY_ATV): Remove semicolon after macro.
1849 (HSA_SORRY_AT): Likewise.
1850 (omp_simple_builtin::generate): Add missing semicolons.
1851 (hsa_insn_phi::operator new): Removed.
1852 (hsa_insn_br::operator new): Likewise.
1853 (hsa_insn_cbr::operator new): Likewise.
1854 (hsa_insn_sbr::operator new): Likewise.
1855 (hsa_insn_cmp::operator new): Likewise.
1856 (hsa_insn_mem::operator new): Likewise.
1857 (hsa_insn_atomic::operator new): Likewise.
1858 (hsa_insn_signal::operator new): Likewise.
1859 (hsa_insn_seg::operator new): Likewise.
1860 (hsa_insn_call::operator new): Likewise.
1861 (hsa_insn_arg_block::operator new): Likewise.
1862 (hsa_insn_comment::operator new): Likewise.
1863 (hsa_insn_srctype::operator new): Likewise.
1864 (hsa_insn_packed::operator new): Likewise.
1865 (hsa_insn_cvt::operator new): Likewise.
1866 (hsa_insn_alloca::operator new): Likewise.
1867 (get_symbol_for_decl): Accept CONST_DECLs, put them to
1869 (gen_hsa_addr): Also process CONST_DECLs.
1870 (gen_hsa_addr_insns): Process CONST_DECLs by creating private
1872 (gen_hsa_unary_operation): Make sure the function does
1873 not use bittype source type for firstbit and lastbit operations.
1874 (gen_hsa_popcount_to_dest): Make sure the function uses a bittype
1876 * hsa-brig.c (emit_insn_operands): Cope with zero operands in an
1878 (emit_branch_insn): Renamed to emit_cond_branch_insn.
1879 Emit the width stored in the class.
1880 (emit_generic_branch_insn): New function.
1881 (emit_insn): Call emit_generic_branch_insn.
1882 (emit_signal_insn): Remove obsolete comment. Update
1883 member variable name, pick a type according to profile.
1884 (emit_alloca_insn): Remove obsolete comment.
1885 (emit_atomic_insn): Likewise.
1886 (emit_queue_insn): Get segment and memory order from the IR object.
1887 (hsa_brig_section): Make allocate_new_chunk, chunks
1888 and cur_chunk provate, add a default NULL parameter to add method.
1889 (hsa_brig_section::add): Added a new parameter, store pointer to
1890 output data there if it is non-NULL.
1891 (emit_function_directives): Use this new parameter instead of
1892 calculating the pointer itself, fix function comment.
1893 (hsa_brig_emit_function): Add forgotten endian conversion.
1894 (hsa_output_kernels): Remove unnecessary building of
1895 kernel_dependencies_vector_type.
1896 (emit_immediate_operand): Declare.
1897 (emit_directive_variable): Also emit initializers of CONST_DECLs.
1898 (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
1899 (verify_function_arguments): Properly detect variadic
1901 * hsa-dump.c (hsa_width_specifier_name): New function.
1902 (dump_hsa_insn_1): Dump generic branch instructions, update signal
1903 member variable name. Special dumping for queue objects.
1904 * ipa-hsa.c (process_hsa_functions): Adjust after renaming
1905 m_binded_functions to m_bound_functions. Copy externally visible flag
1907 (ipa_hsa_write_summary): Likewise.
1908 (ipa_hsa_read_section): Likewise.
1910 2016-11-23 Richard Biener <rguenther@suse.de>
1912 PR tree-optimization/78396
1913 * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
1914 vectorize try vectorizing an if-converted body using BB vectorization.
1916 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
1917 Alan Hayward <alan.hayward@arm.com>
1918 David Sherwood <david.sherwood@arm.com>
1920 * rtlanal.c (subreg_get_info): Use more local variables.
1921 Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
1922 occupies at least one register. Assume that full hard registers
1923 have consistent endianness. Share previously-duplicated if block.
1924 Rework the main handling so that it operates on independently-
1925 addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
1926 to check lowpart offsets, without trying to find an equivalent
1927 integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
1928 as a final register-endianness correction.
1930 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
1936 * combine.c (make_compound_operation_int): Do not convert a subreg of
1937 a non-constant logical shift right to a zero_extract. Handle the case
1938 where some zero bits have been shifted into the range covered by that
1941 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
1942 Alan Hayward <alan.hayward@arm.com>
1943 David Sherwood <david.sherwood@arm.com>
1945 * rtl.h (subreg_size_offset_from_lsb): Declare.
1946 (subreg_offset_from_lsb): New function.
1947 (subreg_size_lowpart_offset): Declare.
1948 (subreg_lowpart_offset): Turn into an inline function.
1949 (subreg_size_highpart_offset): Declare.
1950 (subreg_highpart_offset): Turn into an inline function.
1951 * emit-rtl.c (subreg_size_lowpart_offset): New function.
1952 (subreg_size_highpart_offset): Likewise
1953 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
1955 2016-11-23 Richard Biener <rguenther@suse.de>
1957 PR tree-optimization/78482
1958 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
1959 (remove_forwarder_block_with_phi): When merging with a loop
1960 header creates a new latch reset number of iteration information
1963 2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
1965 * config/sparc/sparc.md (*ashrsi3_extend): Rename to...
1966 (*ashrsi3_extend0): ...this. Accept constant integers.
1967 (*ashrsi3_extend2): Rename to...
1968 (*ashrsi3_extend1): ...this.
1969 (*ashrsi3_extend2): New pattern.
1970 (*lshrsi3_extend1): Accept constant integers.
1971 (*lshrsi3_extend2): Fix condition on operand 2.
1973 2016-11-23 Martin Liska <mliska@suse.cz>
1975 * config/i386/i386.c: Initialize function pointer to NULL.
1977 2016-11-23 Bin Cheng <bin.cheng@arm.com>
1979 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
1980 for A == C1 ? A : C2 to below.
1981 * match.pd: Move from above to here:
1982 (cond (eq (convert1? x) c1) (convert2? x) c2)
1983 -> (cond (eq x c1) c1 c2).
1985 2016-11-23 Bin Cheng <bin.cheng@arm.com>
1987 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
1988 for A cmp C1 ? A : C2 to below, also simplify remaining code.
1989 * match.pd: Move and extend simplification from above to here:
1990 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
1991 * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
1992 (predicate_scalar_phi): Call fold_stmt using the new valueize func.
1994 2016-11-23 Martin Liska <mliska@suse.cz>
1995 Martin Jambor <mjambor@suse.cz>
1997 * doc/install.texi: Remove entry about --with-hsa-kmt-lib.
1999 2016-11-23 Aldy Hernandez <aldyh@redhat.com>
2002 * opts.c (finish_options): Set -fsyntax-only if running self tests.
2004 2016-11-23 Richard Biener <rguenther@suse.de>
2007 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
2008 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
2010 2016-11-23 Richard Biener <rguenther@suse.de>
2013 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
2016 2016-11-23 Richard Biener <rguenther@suse.de>
2017 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
2019 PR tree-optimization/78154
2020 * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
2021 returns it's argument and the argument is nonnull.
2022 * builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
2023 ATT_RETNONNULL_NOTHROW_LEAF.
2024 * builtins.def (BUILT_IN_MEMPCPY): Change attribute to
2025 ATTR_RETNONNULL_NOTHROW_LEAF.
2026 (BUILT_IN_STPCPY): Likewise.
2027 (BUILT_IN_STPNCPY): Likewise.
2028 (BUILT_IN_MEMPCPY_CHK): Likewise.
2029 (BUILT_IN_STPCPY_CHK): Likewise.
2030 (BUILT_IN_STPNCPY_CHK): Likewise.
2031 (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
2032 (BUILT_IN_STRNCAT): Likewise.
2033 (BUILT_IN_STRNCPY): Likewise.
2034 (BUILT_IN_MEMSET_CHK): Likewise.
2035 (BUILT_IN_STRCAT_CHK): Likewise.
2036 (BUILT_IN_STRCPY_CHK): Likewise.
2037 (BUILT_IN_STRNCAT_CHK): Likewise.
2038 (BUILT_IN_STRNCPY_CHK): Likewise.
2040 2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
2042 * fold-const.c (tree_expr_nonzero_p) : Make non-static.
2043 * fold-const.h (tree_expr_nonzero_p) : Declare.
2044 * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
2046 2016-11-23 Paolo Bonzini <bonzini@gnu.org>
2048 * system.h (HAVE_DESIGNATED_INITIALIZERS,
2049 HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
2050 "defined" in macros.
2051 * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
2052 * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
2053 * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
2055 2016-11-23 Georg-Johann Lay <avr@gjlay.de>
2058 * config/avr/constraints.md (Csp): Widen range to [-11..6].
2059 * config/avr/avr.c (avr_prologue_setup_frame): Limit number
2060 of RCALLs in prologue to 3.
2062 2016-11-22 Michael Collison <michael.collison@arm.com>
2064 * config/aarch64/aarch64-protos.h
2065 (aarch64_and_split_imm1, aarch64_and_split_imm2)
2066 (aarch64_and_bitmask_imm): New prototypes
2067 * config/aarch64/aarch64.c (aarch64_and_split_imm1):
2068 New overloaded function to create bit mask covering the
2069 lowest to highest bits set.
2070 (aarch64_and_split_imm2): New overloaded functions to create bit
2071 mask of zeros between first and last bit set.
2072 (aarch64_and_bitmask_imm): New function to determine if a integer
2073 is a valid two instruction "and" operation.
2074 * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
2075 allowing wider range of constants with "and" operations.
2076 * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
2077 "and" operator from matching restricted constant range used for
2078 ior and xor operators.
2079 * config/aarch64/constraints.md (UsO constraint): New SImode constraint
2080 for constants in "and" operantions.
2081 (UsP constraint): New DImode constraint for constants
2082 in "and" operations.
2083 * config/aarch64/iterators.md (lconst2): New mode iterator.
2084 (LOGICAL2): New code iterator.
2085 * config/aarch64/predicates.md (aarch64_logical_and_immediate): New
2087 (aarch64_logical_and_operand): New predicate allowing extended
2088 constants for "and" operations.
2090 2016-11-22 Walter Lee <walt@tilera.com>
2092 * config/tilegx/tilegx.md (trap): New pattern.
2093 * config/tilepro/tilepro.md (trap): Likewise.
2095 2016-11-22 Walter Lee <walt@tilera.com>
2097 * config/tilegx/tilegx.md (*zero_extract): Use
2098 define_insn_and_split instead of define_insn; Handle pos + size >
2100 (*sign_extract): Likewise.
2102 2016-11-22 Marek Polacek <polacek@redhat.com>
2104 PR tree-optimization/78455
2105 * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
2107 2016-11-22 Ian Lance Taylor <iant@golang.org>
2111 * godump.c (go_format_type): Always pass alignment as 1 when
2112 calling go_append_padding at end of struct/union.
2114 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2117 * config/i386/avx512bwintrin.h (_mm512_setzero_qi,
2118 _mm512_setzero_hi): Removed.
2119 (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
2120 _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
2121 _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
2122 _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
2123 _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
2124 _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
2125 _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
2126 _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
2127 _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
2128 _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
2129 _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
2130 _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
2131 _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
2132 _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
2133 _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
2134 _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
2135 _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
2136 _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
2137 _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
2138 _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
2139 _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
2140 _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
2141 _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
2142 _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
2143 _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
2144 _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
2145 _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
2146 _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
2147 _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
2148 _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
2149 _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
2150 _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
2151 _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
2152 _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
2153 _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
2154 _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
2155 _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
2156 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
2157 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
2158 _mm512_maskz_srai_epi16, _mm512_packs_epi32,
2159 _mm512_maskz_packs_epi32, _mm512_packus_epi32,
2160 _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
2161 _mm512_setzero_qi or _mm512_setzero_hi.
2162 (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
2163 _mm512_maskz_dbsad_epu8): Formatting fixes.
2164 (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
2165 _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
2166 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
2167 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
2168 _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
2169 _mm512_setzero_qi or _mm512_setzero_hi.
2171 2016-11-22 Nathan Sidwell <nathan@acm.org>
2173 * gcc-ar.c (main): Fix indentation.
2174 * gcov-io.c (gcov_write_summary): Remove extraneous {...}
2175 * ggc-page.c (move_ptes_to_front): Fix formatting.
2176 * hsa-dump.c (dump_has_cfun): Fix indentation.
2177 * sel-sched-ir.h: Remove trailing blank lines.
2179 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2180 Alexander Monakov <amonakov@ispras.ru>
2182 * internal-fn.c (expand_GOMP_USE_SIMT): New function.
2183 * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
2184 (omp_clause_code_name): Add _simt_ name.
2185 (walk_tree_1): Handle OMP_CLAUSE__SIMT_.
2186 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
2187 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
2188 (scan_omp_simd): New function.
2189 (scan_omp_1_stmt): Use it in target regions if needed.
2190 (omp_max_vf): Don't max with omp_max_simt_vf.
2191 (lower_rec_simd_input_clauses): Use omp_max_simt_vf if
2192 OMP_CLAUSE__SIMT_ is present.
2193 (lower_rec_input_clauses): Compute maybe_simt from presence of
2195 (lower_lastprivate_clauses): Likewise.
2196 (expand_omp_simd): Likewise. Remove explicit offloaded region check.
2197 (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
2198 * internal-fn.def (GOMP_USE_SIMT): New internal function.
2199 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
2201 2016-11-22 Alexander Monakov <amonakov@ispras.ru>
2203 * internal-fn.c (expand_GOMP_SIMT_LANE): New.
2204 (expand_GOMP_SIMT_VF): New.
2205 (expand_GOMP_SIMT_LAST_LANE): New.
2206 (expand_GOMP_SIMT_ORDERED_PRED): New.
2207 (expand_GOMP_SIMT_VOTE_ANY): New.
2208 (expand_GOMP_SIMT_XCHG_BFLY): New.
2209 (expand_GOMP_SIMT_XCHG_IDX): New.
2210 * internal-fn.def (GOMP_SIMT_LANE): New.
2211 (GOMP_SIMT_VF): New.
2212 (GOMP_SIMT_LAST_LANE): New.
2213 (GOMP_SIMT_ORDERED_PRED): New.
2214 (GOMP_SIMT_VOTE_ANY): New.
2215 (GOMP_SIMT_XCHG_BFLY): New.
2216 (GOMP_SIMT_XCHG_IDX): New.
2217 * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
2218 (create_omp_child_function): ...here. Set "omp target entrypoint"
2219 or "omp declare target" attribute based on is_gimple_omp_offloaded.
2220 (omp_max_simt_vf): New. Use it...
2221 (omp_max_vf): ...here.
2222 (lower_rec_input_clauses): Add reduction lowering for SIMT execution.
2223 (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
2224 (lower_omp_ordered): Likewise, for "ordered" lowering.
2225 (expand_omp_simd): Add SIMT transforms.
2226 (pass_data_lower_omp): Add PROP_gimple_lomp_dev.
2227 (execute_omp_device_lower): New.
2228 (pass_data_omp_device_lower): New.
2229 (pass_omp_device_lower): New pass.
2230 (make_pass_omp_device_lower): New.
2231 * passes.def (pass_omp_device_lower): Position new pass.
2232 * tree-pass.h (PROP_gimple_lomp_dev): Define.
2233 (make_pass_omp_device_lower): Declare.
2235 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2238 * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
2239 (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
2241 (_mm_maskz_load_epi64): Likewise.
2242 (_mm_setzero_hi): Removed.
2243 (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
2245 (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
2246 _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
2247 _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
2248 _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
2249 _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
2250 _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
2251 _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
2252 _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
2253 _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
2254 _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
2255 _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
2257 (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
2258 _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
2259 _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
2260 _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
2261 _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
2262 _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
2263 _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
2264 _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
2265 _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
2266 _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
2267 _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
2268 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
2269 instead of _mm_setzero_hi.
2270 (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
2271 _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
2272 _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
2273 _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
2274 _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
2275 _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
2276 _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
2277 _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
2278 _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
2279 _mm256_maskz_slli_epi64, _mm256_roundscale_ps,
2280 _mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
2281 _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
2282 _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
2283 _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
2284 _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
2285 _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
2286 _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
2287 _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
2288 _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
2289 _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
2290 _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
2291 _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
2292 _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
2293 _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
2294 (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
2295 _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
2297 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
2298 instead of _mm_setzero_hi.
2299 * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
2300 _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
2301 _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
2302 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
2303 _mm_setzero_si128 instead of _mm_setzero_di.
2304 (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
2305 _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
2306 _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
2307 _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
2308 _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
2309 _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
2310 _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
2311 _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
2312 _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
2313 _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
2314 _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
2315 _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
2316 _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
2317 _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
2318 _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
2319 _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
2320 _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
2321 _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
2322 _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
2323 _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
2324 _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
2325 _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
2326 _mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
2327 _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
2328 _mm512_range_round_pd, _mm512_maskz_range_round_pd,
2329 _mm512_range_round_ps, _mm512_maskz_range_round_ps,
2330 _mm512_maskz_insertf64x2, _mm512_insertf32x8,
2331 _mm512_maskz_insertf32x8): Formatting fixes.
2332 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
2333 _mm_setzero_si128 instead of _mm_setzero_di.
2334 * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
2335 _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
2336 _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
2337 _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
2338 _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
2339 _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
2340 _mm_setzero_si128 instead of _mm_setzero_di.
2341 (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
2343 * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
2344 _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
2345 _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
2346 _mm_setzero_si128 instead of _mm_setzero_hi.
2347 (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
2348 _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
2349 _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
2350 instead of _mm_setzero_di.
2351 (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
2352 _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
2354 (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
2355 _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
2357 (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
2359 (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
2360 _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
2361 _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
2363 2016-11-22 Carl Love <cel@us.ibm.com>
2365 * config/rs6000/rs6000-c.c: Add built-in support for vector compare
2366 equal and vector compare not equal. The vector compares take two
2367 arguments of type vector bool char, vector bool short, vector bool int,
2368 vector bool long long with the same return type.
2369 * doc/extend.texi: Update built-in documentation file for the new
2372 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
2374 * Makefile.in ($(lang_checks_parallelized)): Fix detection
2377 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
2379 * config.gcc: Allow new rmprofile value for configure option
2380 --with-multilib-list.
2381 * config/arm/t-rmprofile: New file.
2382 * doc/install.texi (--with-multilib-list): Document new rmprofile value
2385 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2388 * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
2389 register operand in alternatives 4,5,6.
2391 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
2394 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
2395 in save register mask if it is needed.
2397 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2399 PR tree-optimization/78436
2400 * gimple-ssa-store-merging.c (zero_char_buf): Removed.
2401 (shift_bytes_in_array, shift_bytes_in_array_right,
2402 merged_store_group::apply_stores): Formatting fixes.
2403 (clear_bit_region): Likewise. Use memset.
2404 (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
2405 instead of EXPR and inerted instead of inserted. Use memset instead
2406 of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
2410 * expmed.c (expand_divmod): Use wide_int for computation of
2411 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
2412 Use size <= HOST_BITS_PER_WIDE_INT instead of
2413 HOST_BITS_PER_WIDE_INT >= size.
2415 PR tree-optimization/78445
2416 * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
2417 any_complicated_phi, version loop even if flag_tree_loop_if_convert
2418 is 1. Formatting fix.
2420 2016-11-22 Martin Liska <mliska@suse.cz>
2423 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
2424 (sem_function::get_hash): Use the new field.
2425 (sem_function::parse): Remove an argument from ctor.
2426 (sem_variable::parse): Likewise.
2427 (sem_variable::get_hash): Use the new field.
2428 (sem_item_optimizer::read_section): Use new ctor and set hash.
2429 * ipa-icf.h: _hash is removed from sem_item::sem_item,
2430 sem_variable::sem_variable, sem_function::sem_function.
2432 2016-11-21 Jeff Law <law@redhat.com>
2435 * config/cris/cris.md: Don't call copy_to_mode_reg unless
2436 can_create_pseudo_p is true.
2438 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
2441 * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
2442 *rotldi3_insert_7): New define_insns.
2444 2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2446 * config/rs6000/rs6000.md (movdi_internal32): Change constraints
2447 so that DImode can be allocated to FP/vector registers in more
2448 cases, and we can avoid direct move operations. If the register
2449 needs reloading, prefer GPRs over FP/vector registers. In the
2450 case of FPR vs. Altivec registers, prefer FPR registers unless we
2451 have the ISA 3.0 reg+offset scalar instructions.
2452 (movdi_internal64): Likewise.
2454 2016-11-21 Jakub Jelinek <jakub@redhat.com>
2457 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
2458 for tmp simd array if DECL_NAME (parm) is NULL.
2460 2016-11-20 Jeff Law <law@redhat.com>
2463 * config/m68k/predicates.md (swap_peephole_relational_operator): New
2465 * config/m68k/m68k.md (relational tests against 65535/65536): New
2468 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2470 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
2472 2016-11-21 Martin Sebor <msebor@redhat.com>
2474 * doc/invoke.texi (-fprintf-return-value): Document that option
2475 is enabled by default.
2477 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
2479 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
2480 for-loop declaration of loop variable.
2481 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
2482 * config/avr/avr.c (avr_popcount_each_byte)
2483 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
2484 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
2485 (avr_expand_epilogue, avr_function_arg_advance)
2486 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
2487 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
2488 (avr_adjust_reg_alloc_order, output_reload_in_const)
2489 (avr_conditional_register_usage, avr_find_unused_d_reg)
2490 (avr_map_decompose, avr_fold_builtin): Same.
2492 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
2494 * config/avr/avr.c (avr_popcount): Remove static function.
2495 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
2497 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
2499 * arm.opt (mapcs-float): Delete option.
2500 * arm.c (arm_option_override): Remove hunk relating to
2502 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
2504 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
2506 * tree-tailcall.c (process_assignment): Simplify the check for
2507 a valid copy, allowing the source to be a local variable as
2508 well as an SSA name.
2509 (find_tail_calls): Allow copies between local variables to follow
2510 the call. Allow the result to be stored in any local variable,
2511 even if it's an aggregate.
2512 (eliminate_tail_call): Check whether the result is an SSA name
2513 before updating its SSA_NAME_DEF_STMT.
2515 2016-11-21 David Malcolm <dmalcolm@redhat.com>
2517 PR preprocessor/78324
2518 * input.c (get_substring_ranges_for_loc): Fail gracefully if
2519 -ftrack-macro-expansion has a value other than 2.
2521 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
2523 PR rtl-optimization/78400
2524 * shrink-wrap.c (try_shrink_wrapping_separate): Call
2525 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
2526 and df_update_exit_block_uses.
2528 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
2531 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
2532 new default-enabled warning..
2533 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
2534 (BT_PTR_CONST_STRING): Updated.
2535 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
2536 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
2537 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
2538 (strftime): Update builtin function.
2539 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
2540 * tree.h (const_tm_ptr_type_node): New type node.
2541 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
2542 const_tm_ptr_type_node.
2544 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2546 PR tree-optimization/78413
2547 * tree-if-conv.c (versionable_outer_loop_p): Require that both
2548 inner and outer loop latches have single predecessors.
2550 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
2553 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
2554 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
2556 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2558 * rtl.h: Adjust prototype.
2559 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
2560 (dead_or_set_regno_p): Likewise.
2562 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2564 * rtl.h: Adjust prototype.
2565 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
2567 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2569 * function.c (contains): Change argument type to rtx_insn *.
2570 (prologue_contains): Likewise.
2571 (epilogue_contains): Likewise.
2572 (prologue_epilogue_contains): Likewise.
2573 * function.h: Adjust prototype.
2575 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2577 * optabs.c (emit_libcall_block): Change argument type to
2579 * optabs.h: Adjust prototype.
2581 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2583 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
2584 (fixup_reorder_chain): Adjust.
2585 * cfgrtl.h: Adjust prototype.
2587 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2589 * rtl.h: Adjust prototype.
2590 * rtlanal.c (replace_label_in_insn): Change argument type to
2593 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2595 * config/v850/v850.c (expand_prologue): Adjust.
2596 (expand_epilogue): Likewise.
2597 * expr.c (init_expr_target): Likewise.
2598 * genrecog.c (print_subroutine): Always make the argument type
2600 * recog.h: Adjust prototype.
2602 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2604 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
2605 up variables to make some rtx_insn *.
2606 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
2607 * config/arc/arc.c: Likewise.
2608 * config/arm/arm.c: Likewise.
2609 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
2610 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
2612 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
2614 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2616 * config/arm/arm.c (legitimize_pic_address): Change to use
2617 rtx_insn * as the type of variables.
2618 (arm_pic_static_addr): Likewise.
2619 (arm_emit_movpair): Likewise.
2620 * config/c6x/c6x.c (reorg_split_calls): Likewise.
2621 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
2622 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
2623 * config/frv/frv.md: Likewise.
2624 * config/i386/i386-protos.h: Likewise.
2625 * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
2626 (ix86_split_fp_branch): Likewise.
2627 (predict_jump): Likewise.
2628 * config/ia64/ia64.c: Likewise.
2629 * config/mcore/mcore.c: Likewise.
2630 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
2631 * config/s390/s390.c: Likewise.
2632 * config/s390/s390.md: Likewise.
2633 * config/spu/spu.md: Likewise.
2634 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
2635 * lower-subreg.c (resolve_simple_move): Likewise.
2637 2016-11-20 Jeff Law <law@redhat.com>
2640 * reload.h (struct target_reload): Make x_double_reg_address_ok
2642 * reload.c (find_reloads_address): Check if double_reg_address_ok
2643 is true for the mode of the memory reference.
2644 * reload1.c (init_reload): Initialize double_reg_address_ok for
2647 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
2650 * tree-ssa-uninit.c: Define new global max_phi_args.
2651 (compute_uninit_opnds_pos): Use max_phi_args.
2652 (prune_uninit_phi_opnds): Same.
2653 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
2654 missing NUM_PREDS in function comment.
2655 (can_one_predicate_be_invalidated_p): New.
2656 (can_chain_union_be_invalidated_p): New.
2657 (flatten_out_predicate_chains): New.
2658 (uninit_ops_invalidate_phi_use): New.
2659 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
2661 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
2663 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
2664 * match.pd (A /[ex] B CMP C): New simplifications.
2666 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
2668 * match.pd (0 / X, X / X, X % X): New simplifications.
2670 2016-11-19 Jakub Jelinek <jakub@redhat.com>
2672 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
2673 when checking if callee's isa flags are subset of caller's isa flags.
2674 Fix comment wording.
2676 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
2677 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
2678 instead and using = 0 instead of &= 0.
2680 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
2681 ix86_add_new_builtins): Formatting fixes.
2682 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
2683 (ix86_get_builtin): Likewise.
2685 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
2686 don't initialize it, don't use it for the case where it isn't
2687 provable %{z} nor using the same argument, instead move merge
2688 argument into a new pseudo and use that as target. Formatting fixes.
2690 2016-11-19 Jeff Law <law@redhat.com>
2693 * config/m68k/m68k.md (bsetdreg): New pattern.
2694 (bchgdreg, bclrdreg): Likewise.
2696 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
2699 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
2700 instead of force_reg.
2701 (sh_expand_setmem): Likewise.
2703 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
2705 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
2707 2016-11-18 Walter Lee <walt@tilera.com>
2709 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
2710 end-of-bundle marker for consecutive barriers.
2712 2016-11-18 Walter Lee <walt@tilera.com>
2714 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
2716 2016-11-18 Jakub Jelinek <jakub@redhat.com>
2719 * multiple_target.c (get_attr_len): Start with argnum and increment
2720 argnum on every arg. Use strchr in a loop instead of counting commas
2722 (get_attr_str): Increment argnum for every comma in the string.
2723 (separate_attrs): Use for instead of while loop, simplify.
2724 (expand_target_clones): Rename defenition argument to definition.
2725 Free attrs and attr_str even when diagnosing errors. Temporarily
2726 change input_location around targetm.target_option.valid_attribute_p
2727 calls. Don't emit warning or errors if that function fails.
2729 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
2732 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
2733 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
2734 abbrev_opt_base_type_end only by increasing die_abbrev, before
2736 (optimize_abbrev_table): Don't change abbrev numbers of
2737 base types and CU or optimize implicit consts in them if
2738 calc_base_type_die_sizes has been called during build_abbrev_table.
2739 (calc_base_type_die_sizes): If abbrev_opt_start, set
2740 abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
2742 2016-11-18 Jeff Law <law@redhat.com>
2745 * config/m68k/m68k.c (moveq feeding equality comparison): New
2747 * config/m68k/predicates.md (addq_subq_operand): New predicate.
2748 (equality_comparison_operator): Likewise.
2750 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
2752 * rtlanal.c (load_extend_op): Move to...
2753 * rtl.h: ...here and make inline.
2755 2016-11-18 Terry Guo <terry.guo@arm.com>
2756 Thomas Preud'homme <thomas.preudhomme@arm.com>
2758 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
2759 * config/arm/arm-opts.h: Include arm-flags.h.
2760 (struct arm_arch_core_flag): Define.
2761 (arm_arch_core_flags): Define.
2762 * config/arm/arm-protos.h: Include arm-flags.h
2763 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
2764 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
2765 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
2766 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
2767 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
2768 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
2769 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
2770 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
2771 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
2772 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
2773 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
2774 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
2775 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
2776 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
2777 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
2778 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
2779 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
2780 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
2781 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
2782 ARM_FSET_CPU_SUBSET): Move to ...
2783 * config/arm/arm-flags.h: This new file.
2784 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
2785 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
2786 (TARGET_MODE_SPECS): Define.
2787 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
2789 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
2791 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
2792 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
2793 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
2794 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
2795 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
2796 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
2797 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
2798 missing and make value unsigned.
2799 (arm_feature_set): Use unsigned entries instead of unsigned long.
2801 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
2803 Re-apply after PR bootstrap/77359 is fixed:
2804 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2806 * explow.c (get_dynamic_stack_size): Take known alignment of stack
2807 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
2810 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
2813 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
2814 variables in functions calling alloca. Also update the ASCII
2816 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
2817 (STACK_DYNAMIC_OFFSET): Likewise.
2818 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
2819 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
2822 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
2823 Alan Hayward <alan.hayward@arm.com>
2824 David Sherwood <david.sherwood@arm.com>
2826 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
2827 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
2828 (add_const_value_attribute): Likewise.
2829 * explow.c (plus_constant): Likewise.
2830 * expmed.c (expand_mult, make_tree): Likewise.
2831 * expr.c (convert_modes): Likewise.
2832 * loop-doloop.c (doloop_optimize): Likewise.
2833 * postreload.c (reload_cse_simplify_set): Likewise.
2834 * simplify-rtx.c (simplify_const_unary_operation): Likewise
2835 (simplify_binary_operation_1, simplify_const_binary_operation):
2837 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
2838 * wide-int.h: Update documentation to recommend rtx_mode_t
2839 instead of std::make_pair.
2841 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
2842 Alan Hayward <alan.hayward@arm.com>
2843 David Sherwood <david.sherwood@arm.com>
2845 * tree.h (SET_DECL_MODE): New macro.
2846 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
2847 (expand_gimple_basic_block): Likewise.
2848 * function.c (split_complex_args): Likeise.
2849 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
2850 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
2851 * stor-layout.c (layout_decl, relayout_decl): Likewise.
2852 (finish_bitfield_representative): Likewise.
2853 * tree.c (make_node_stat): Likewise.
2854 * tree-inline.c (remap_ssa_name): Likewise.
2855 (tree_function_versioning): Likewise.
2856 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
2857 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
2858 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
2859 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
2860 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
2861 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
2862 * varasm.c (make_debug_expr_from_rtl): Likewise.
2864 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
2866 PR rtl-optimization/71785
2867 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
2868 (duplicate_computed_gotos): New function.
2869 (pass_duplicate_computed_gotos::execute): Rewrite.
2871 2016-11-17 Jeff Law <law@redhat.com>
2874 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
2875 barrier prior to deallocating the stack.
2877 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
2879 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
2880 to make better use of cmem loads in the case where a single bit is
2882 * config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
2884 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
2886 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
2888 (isa_names_table): Handle new features.
2890 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
2891 Andrew Senkevich <andrew.senkevich@intel.com>
2893 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
2894 OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
2895 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
2896 (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
2897 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
2898 * config/i386/avx5124fmapsintrin.h: New file.
2899 * config/i386/avx5124vnniwintrin.h: Ditto.
2900 * config/i386/constraints.md (h): New constraint.
2901 * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
2902 * config/i386/driver-i386.c (host_detect_local_cpu):
2903 Detect avx5124fmaps, avx5124vnniw.
2904 * config/i386/i386-builtin-types.def: Add types
2905 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
2906 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
2907 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
2908 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
2909 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
2910 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
2911 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
2912 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
2913 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
2914 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
2915 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
2916 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
2917 __builtin_ia32_vp4dpwssds_mask): New.
2918 * config/i386/i386-c.c (ix86_target_macros_internal):
2919 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
2920 * config/i386/i386-modes.def: Fixed comment typos, added new
2921 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
2922 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
2924 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
2925 (ix86_option_override_internal): Handle new options.
2926 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
2928 (ix86_expand_builtin): Handle new builtins.
2929 (ix86_additional_allocno_class_p): New.
2930 * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
2931 TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
2932 (reg_class): Add MOD4_SSE_REGS.
2933 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
2934 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
2935 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
2936 avx5124vnniwintrin.h.
2937 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
2938 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
2939 (define_mode_iterator IMOD4): New.
2940 (define_mode_attr imod4_narrow): Ditto.
2941 (define_insn "mov<mode>"): Ditto.
2942 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
2943 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
2944 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
2945 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
2946 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
2947 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
2948 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
2949 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
2950 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
2951 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
2952 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
2953 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
2954 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
2955 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
2956 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
2957 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
2958 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
2959 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
2960 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
2961 * genmodes.c (mode_size_inline): Extend return type.
2962 * machmode.h (mode_size, mode_base_align): Extend type.
2964 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
2967 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
2968 the appropriate checks for SFmode/DFmode load/stores in GPR
2970 (fusion_addis_mem_combo_store): Likewise.
2971 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
2972 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
2973 d-form instructions for traditional Altivec registers.
2974 (emit_fusion_p9_load): Likewise.
2975 (emit_fusion_p9_store): Likewise.
2976 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
2977 early clobber from scratch register. Do not match if the register
2978 being stored is the scratch register.
2979 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
2980 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
2981 instructions for traditional Altivec registers.
2982 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
2983 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
2984 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
2986 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
2989 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
2990 being live in the function and lr needing to be saved. Distinguish
2991 between already saved pushable registers and registers to push.
2992 Check for LR being an available pushable register.
2994 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2996 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
2997 string input is a string constant.
2998 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
2999 via cmpstrnsi even if neither string is constant.
3001 2016-11-17 Jakub Jelinek <jakub@redhat.com>
3004 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
3005 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
3006 instead, return false if it is NULL, or doesn't fit into uhwi, or
3007 is larger or equal to targetm.max_anchor_offset.
3009 2016-11-17 Pip Cet <pipcet@gmail.com>
3010 Eric Botcazou <ebotcazou@adacore.com>
3012 PR rtl-optimization/78355
3013 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
3014 needs to deal with unaligned accesses.
3015 * doc/tm.texi: Regenerate.
3016 * lra-constraints.c (simplify_operand_subreg): Only invoke
3017 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
3019 2016-11-17 David Malcolm <dmalcolm@redhat.com>
3021 * input.c (selftest::test_lexer_string_locations_long_line): New
3023 (selftest::test_lexer_string_locations_raw_string_multiline): New
3025 (selftest::input_c_tests): Call the new functions, via
3026 for_each_line_table_case.
3028 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3030 * config/aarch64/aarch64.md (mov<mode>): Call
3031 aarch64_split_dimode_const_store on DImode constant stores.
3032 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
3034 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
3037 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3038 Richard Biener <rguenther@suse.de>
3040 PR tree-optimization/77848
3041 * tree-if-conv.c (tree_if_conversion): Always version loops unless
3042 the user specified -ftree-loop-if-convert.
3044 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
3047 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
3048 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
3049 *thumb2_strd_base_neg): Recognize insn regardless of
3050 current_tune->prefer_ldrd_strd.
3051 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
3054 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
3056 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
3059 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
3061 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
3063 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
3064 * config/arc/arc-cpus.def (quarkse_em): Add.
3065 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
3066 * config/arc/arc-opts.h (FPX_QK): Define.
3067 * config/arc/arc-tables.opt: Regenerate.
3068 * config/arc/arc.c (gen_compare_reg): Change.
3069 (arc_register_move_cost): Avoid Dy,Dx moves.
3070 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
3071 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
3072 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
3074 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
3075 (fix_truncsfsi2_fpu): Rename.
3076 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
3077 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
3078 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
3079 * config/arc/t-multilib: Regenerate.
3081 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
3083 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
3085 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
3086 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
3087 (avr_rtx_costs_1, extra_constraint_Q): Same.
3088 (avr_address_cost): Use SUBREG_P if possible.
3090 2016-11-17 Richard Biener <rguenther@suse.de>
3093 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
3094 non-local goto into CFG.
3096 2016-11-17 Richard Biener <rguenther@suse.de>
3098 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
3099 backward compatibility.
3100 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
3101 * tree-if-conv.c (pass_if_conversion::gate): Do not test
3102 flag_tree_loop_if_convert_stores.
3103 (pass_if_conversion::execute): Likewise.
3105 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3107 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
3108 const_double code before calling aarch64_float_const_zero_rtx_p.
3110 2016-11-17 Richard Biener <rguenther@suse.de>
3112 PR tree-optimization/78306
3113 * ipa-inline-analysis.c (initialize_inline_failed): Do not
3114 inhibit inlining if function calls cilk_spawn.
3115 (can_inline_edge_p): Likewise.
3117 2016-11-17 Richard Biener <rguenther@suse.de>
3120 * fold-const.c (negate_expr_p): Fix multiplication case.
3122 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
3125 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
3127 (TARGET_INIT_LIBFUNCS): Delete definition and...
3128 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
3131 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
3133 * config/netbsd-stdint.h: New.
3134 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
3135 (x86_64-*-netbsd*): Likewise.
3137 2016-11-16 Andrew PInski <apinski@cavium.com>
3139 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
3140 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
3141 flag_aarch64_verbose_cost instead of checking for details dump.
3142 (aarch64_rtx_costs_wrapper): Likewise.
3144 2016-11-16 Jakub Jelinek <jakub@redhat.com>
3146 PR rtl-optimization/78378
3147 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
3148 inner only if pos is 0. Fix up formatting.
3150 2016-11-17 Alan Modra <amodra@gmail.com>
3152 PR rtl-optimization/78325
3153 PR rtl-optimization/70890
3154 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
3157 2016-11-16 Jason Merrill <jason@redhat.com>
3159 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
3161 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3162 Richard Biener <rguenther@suse.de>
3164 PR tree-optimization/77848
3165 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
3166 an outer loop, only save basic block aux information for the inner
3168 (versionable_outer_loop_p): New function.
3169 (tree_if_conversion): Version the outer loop instead of the inner
3170 one if the pattern will be recognized for outer-loop
3173 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
3175 * gcc/bb-reorder.c: Remove 'toplev.h' include.
3176 (pass_partition_blocks::gate): No longer check
3177 user_defined_section_attribute, instead check the function decl
3178 for a section attribute.
3179 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
3180 set user_defined_section_attribute.
3181 * gcc/final.c (rest_of_handle_final): Likewise.
3182 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
3183 * gcc/toplev.h: Remove declaration of
3184 user_defined_section_attribute.
3186 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3188 * config/mips/mips.md (casesi_internal_mips16_<mode>):
3189 Explicitly switch between JR and JRC for the table jump. Adjust
3192 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3194 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
3195 `insn_count' to 11 rather than 16.
3197 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3199 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
3200 `ltu' rather than `leu' operation in the RTL pattern
3202 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3204 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
3205 missing <d> instruction prefixes throughout. Correct
3208 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3210 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
3211 rather than R_MIPS_JALR relocation in microMIPS code. Do not
3212 cancel short delay slots in PIC call relaxation.
3214 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
3216 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
3217 general register with general register or ARM constant into SP
3220 2016-11-16 Jakub Jelinek <jakub@redhat.com>
3223 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
3224 that loop->header == body_bb if broken_loop.
3226 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
3228 * tree-ssa-math-opts.c (bswap_replace): Remove test
3229 of SLOW_UNALIGNED_ACCESS.
3231 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
3233 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
3234 is selected. Pass -mgomp to offload compiler in OpenMP case.
3235 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
3236 declaration from nvptx.c.
3237 (nvptx_gen_shuffle): Declare.
3238 (nvptx_output_set_softstack): Declare.
3239 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
3240 (need_softstack_decl): New variable.
3241 (need_unisimt_decl): New variable.
3242 (diagnose_openacc_conflict): New. Use it...
3243 (nvptx_option_override): ...here. Handle TARGET_GOMP.
3244 (nvptx_encode_section_info): Handle "shared" attribute.
3245 (write_as_kernel): Restrict to OpenACC target regions.
3246 (init_softstack_frame): New.
3247 (nvptx_init_unisimt_predicate): New.
3248 (write_omp_entry): New. Use it...
3249 (nvptx_declare_function_name): ...here to emit OpenMP target region
3250 entrypoints. Handle TARGET_SOFT_STACK. Call
3251 nvptx_init_unisimt_predicate.
3252 (nvptx_output_set_softstack): New.
3253 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
3254 (nvptx_gen_shuffle): Export.
3255 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
3257 (nvptx_print_operand): Fix handling of instruction predicates.
3258 (nvptx_get_unisimt_master): New helper function.
3259 (nvptx_get_unisimt_predicate): Ditto.
3260 (nvptx_call_insn_is_syscall_p): Ditto.
3261 (nvptx_unisimt_handle_set): Ditto.
3262 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
3263 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
3264 (nvptx_handle_shared_attribute): New. Use it...
3265 (nvptx_attribute_table): ... here (new entry).
3266 (nvptx_record_offload_symbol): Handle NULL attributes.
3267 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
3268 (nvptx_simt_vf): New.
3269 (TARGET_SIMT_VF): Define.
3270 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
3271 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
3272 -muniform-simt option is active.
3273 (STACK_SIZE_MODE): Define.
3274 (FIXED_REGISTERS): Adjust.
3275 (SOFTSTACK_SLOT_REGNUM): New.
3276 (SOFTSTACK_PREV_REGNUM): New.
3277 (REGISTER_NAMES): Adjust.
3278 (struct machine_function): New fields.
3279 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
3280 (UNSPEC_VOTE_BALLOT): Ditto.
3281 (UNSPEC_LANEID): Ditto.
3282 (UNSPECV_NOUNROLL): Ditto.
3283 (atomic): New attribute.
3284 (predicable): New attribute. Generate predicated forms via
3286 (br_true): Mark as not predicable.
3288 (br_true_uni): Ditto.
3289 (br_false_uni): Ditto.
3291 (trap_if_true): Ditto.
3292 (trap_if_false): Ditto.
3293 (nvptx_fork): Ditto.
3294 (nvptx_forked): Ditto.
3295 (nvptx_joining): Ditto.
3296 (nvptx_join): Ditto.
3297 (nvptx_barsync): Ditto.
3298 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
3299 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
3300 (allocate_stack_<mode>): Remove unused pattern.
3301 (set_softstack_insn): New pattern.
3302 (restore_stack_block): Handle for TARGET_SOFT_STACK.
3303 (nvptx_vote_ballot): New pattern.
3304 (omp_simt_lane): Ditto.
3305 (omp_simt_last_lane): Ditto.
3306 (omp_simt_ordered): Ditto.
3307 (omp_simt_vote_any): Ditto.
3308 (omp_simt_xchg_bfly): Ditto.
3309 (omp_simt_xchg_idx): Ditto.
3310 (nvptx_nounroll): Ditto.
3311 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
3312 (atomic_exchange<mode>): Ditto.
3313 (atomic_fetch_add<mode>): Ditto.
3314 (atomic_fetch_addsf): Ditto.
3315 (atomic_fetch_<logic><mode>): Ditto.
3316 * config/nvptx/nvptx.opt (msoft-stack): New option.
3317 (muniform-simt): Ditto.
3319 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
3320 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
3321 * doc/invoke.texi (msoft-stack): Document.
3322 (muniform-simt): Document
3324 * doc/tm.texi: Regenerate.
3325 * doc/tm.texi.in (TARGET_SIMT_VF): New hook.
3326 * target.def: Define it.
3327 * target-insns.def (omp_simt_lane): New.
3328 (omp_simt_last_lane): New.
3329 (omp_simt_ordered): New.
3330 (omp_simt_vote_any): New.
3331 (omp_simt_xchg_bfly): New.
3332 (omp_simt_xchg_idx): New.
3334 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3336 * config/mips/mips-protos.h (mips_set_text_contents_type): New
3338 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
3339 (ASM_OUTPUT_CASE_END): Likewise.
3340 * config/mips/mips.c (mips_set_text_contents_type): New function.
3341 (mips16_emit_constants): Record the pool's initial label number
3342 with the `consttable' insn. Emit a `consttable_end' insn at the end.
3343 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
3344 for `consttable' insns.
3345 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
3346 for `consttable_end' insns.
3347 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
3348 (consttable): Add operand.
3349 (consttable_end): New insn.
3351 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
3353 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
3354 * tree-if-conv.c (tree_if_conversion): Make public.
3355 * * tree-if-conv.h: New file.
3356 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
3357 dynamic alias checks for epilogues.
3358 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
3359 * tree-vect-loop.c: include tree-if-conv.h.
3360 (new_loop_vec_info): Add zeroing orig_loop_info field.
3361 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
3362 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
3363 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
3364 using passed argument.
3365 (vect_transform_loop): Check if created epilogue should be returned
3366 for further vectorization with less vf. If-convert epilogue if
3367 required. Print vectorization success for epilogue.
3368 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
3369 if it is required, pass loop_vinfo produced during vectorization of
3370 loop body to vect_analyze_loop.
3371 * tree-vectorizer.h (struct _loop_vec_info): Add new field
3373 (LOOP_VINFO_ORIG_LOOP_INFO): New.
3374 (LOOP_VINFO_EPILOGUE_P): New.
3375 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
3376 (vect_do_peeling): Change prototype to return epilogue.
3377 (vect_analyze_loop): Add argument of loop_vec_info type.
3378 (vect_transform_loop): Return created loop.
3380 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
3382 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
3383 component as used also if LR_REGNO is a live input to the bb.
3384 * df-scan.c (df_get_entry_block_def_set): Return immediately after
3385 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
3386 (df_get_exit_block_use_set): Ditto.
3387 * df.h (df_scan_flags): New enum.
3388 * shrink-wrap.c (try_shrink_wrapping_separate): Set
3389 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
3390 df_update_entry_block_defs and df_update_exit_block_uses
3391 at the start; clear the flag and call those functions at the end.
3393 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3394 Alan Hayward <alan.hayward@arm.com>
3395 David Sherwood <david.sherwood@arm.com>
3397 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
3398 nb_iterations to the number of latch iterations rather than the
3399 number of loop iterations.
3401 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3402 Alan Hayward <alan.hayward@arm.com>
3403 David Sherwood <david.sherwood@arm.com>
3405 * combine.c (maybe_swap_commutative_operands): New function.
3406 (combine_simplify_rtx): Use it.
3407 (change_zero_ext): Likewise.
3408 (make_compound_operation_int): New function, split out of...
3409 (make_compound_operation): ...here. Use
3410 maybe_swap_commutative_operands for both.
3412 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
3414 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
3415 (neon-vfpv3): New FPU, currently an alias for 'neon'.
3416 * arm/arm-tables.opt: Regenerated.
3417 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
3419 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
3420 and 'neon' are aliases for specific implementations.
3422 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3423 Alan Hayward <alan.hayward@arm.com>
3424 David Sherwood <david.sherwood@arm.com>
3426 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
3427 and use it in the final call to gen_rtx_fmt_ee.
3428 (expand_vec_cond_expr): Update accordingly.
3429 (expand_vec_cmp_expr): Likewise.
3431 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3432 Alan Hayward <alan.hayward@arm.com>
3433 David Sherwood <david.sherwood@arm.com>
3435 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
3437 2016-11-16 Richard Biener <rguenther@suse.de>
3440 * gimplify.c (gimplify_function_tree): Do not instrument
3441 GNU extern inline functions.
3443 2016-11-16 Martin Liska <mliska@suse.cz>
3446 * gimplify.c (gimplify_switch_expr): Always save previous
3447 gimplify_ctxp->live_switch_vars.
3449 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
3451 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
3452 zero_extract operations to allow a movb to occur.
3453 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
3454 * testsuite/gcc.target/arc/movb-2.c: Likewise.
3455 * testsuite/gcc.target/arc/movb-5.c: Likewise.
3456 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
3459 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3460 Alan Hayward <alan.hayward@arm.com>
3461 David Sherwood <david.sherwood@arm.com>
3463 * expr.c (emit_group_load_1): Tighten check for whether an
3464 access involves only one operand of a CONCAT. Use extract_bit_field
3465 for constants if the bit range does span the whole operand.
3467 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3468 Alan Hayward <alan.hayward@arm.com>
3469 David Sherwood <david.sherwood@arm.com>
3471 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
3473 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3474 Alan Hayward <alan.hayward@arm.com>
3475 David Sherwood <david.sherwood@arm.com>
3477 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
3478 all three iteration counts with an any_* test. Use a single update
3479 for each count. Fix the calculation of nb_iterations_estimate.
3481 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3483 * config/pdp11/pdp11.c: Include dbxout.h.
3485 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3487 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
3489 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3492 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
3493 proper ranges for an SBFX instruction.
3494 (extzv_t2): Likewise for UBFX.
3496 2016-11-16 Richard Biener <rguenther@suse.de>
3498 PR tree-optimization/78348
3499 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
3500 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
3501 (classify_partition): Set PKIND_MEMCPY if dependence analysis
3502 revealed no dependency, PKIND_MEMMOVE otherwise.
3504 2016-11-16 Jakub Jelinek <jakub@redhat.com>
3507 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
3508 it points to non-NULL tree, use it instead of ubsan_create_data.
3509 (instrument_si_overflow): Handle vector signed integer overflow
3511 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
3512 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
3513 vector IFN_UBSAN_CHECK_*.
3514 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
3515 pass it through to ubsan_build_overflow_builtin.
3516 (expand_neg_overflow, expand_mul_overflow): Likewise.
3517 (expand_vector_ubsan_overflow): New function.
3518 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
3519 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
3520 (expand_arith_overflow): Adjust expand_*_overflow callers.
3522 2016-11-16 Matthias Klose <doko@ubuntu.com>
3524 * doc/install.texi: Remove references to java/libjava.
3526 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
3528 * tree-ssa-coalesce.c (register_default_def): Remove
3529 register_ssa_partition.
3530 (create_outofssa_var_map): Likewise.
3531 * tree-ssa-live.c (register_ssa_partition_check): Remove.
3532 * tree-ssa-live.h (register_ssa_partition): Likewise.
3534 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
3536 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
3537 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
3538 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
3539 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
3540 rtx when all sub-rtx are also permanent.
3541 (attr_eq): Simplify.
3542 (attr_copy_rtx): Remove.
3543 (make_canonical, get_attr_value): Use attr_equal_p.
3544 (copy_boolean): Rehash NOT.
3545 (simplify_test_exp_in_temp,
3546 optimize_attrs): Remove call to attr_copy_rtx.
3547 (attr_alt_intersection, attr_alt_union,
3548 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
3549 (make_automaton_attrs): Use attr_eq.
3551 2016-11-15 Matthias Klose <doko@ubuntu.com>
3553 * doc/install.texi: Remove references to java/libjava.
3554 * doc/sourcebuild.texi: Likewise.
3555 * doc/invoke.texi: Likewise.
3556 * doc/standards.texi: Likewise.
3558 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3559 Alan Hayward <alan.hayward@arm.com>
3560 David Sherwood <david.sherwood@arm.com>
3562 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
3564 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3565 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3566 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3567 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3568 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3569 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3570 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3572 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3573 Alan Hayward <alan.hayward@arm.com>
3574 David Sherwood <david.sherwood@arm.com>
3576 * dce.c (check_argument_store): Pass the size instead of
3577 the memory reference.
3578 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
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 * alias.c (canon_rtx): Use simplify_gen_binary.
3586 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3587 Alan Hayward <alan.hayward@arm.com>
3588 David Sherwood <david.sherwood@arm.com>
3590 * rtl.h (load_extend_op): Declare.
3591 * rtlanal.c (load_extend_op): New function.
3592 (nonzero_bits1): Use it.
3593 (num_sign_bit_copies1): Likewise.
3594 * cse.c (cse_insn): Likewise.
3595 * fold-const.c (fold_single_bit_test): Likewise.
3596 (fold_unary_loc): Likewise.
3597 * fwprop.c (free_load_extend): Likewise.
3598 * postreload.c (reload_cse_simplify_set): Likewise.
3599 (reload_cse_simplify_operands): Likewise.
3600 * combine.c (try_combine): Likewise.
3601 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
3602 subreg_lowpart_p checks.
3604 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3605 Alan Hayward <alan.hayward@arm.com>
3606 David Sherwood <david.sherwood@arm.com>
3608 * combine.c (simplify_shift_const_1): Use the number of bits
3609 in the inner mode to determine the range of the shift.
3610 When handling shifts of vectors, skip any rules that apply
3613 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3614 Alan Hayward <alan.hayward@arm.com>
3615 David Sherwood <david.sherwood@arm.com>
3617 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
3620 2016-11-15 Matthias Klose <doko@ubuntu.com>
3622 * doc/install.texi: Remove references to gcj/libjava.
3623 * doc/invoke.texi: Likewise.
3625 2016-11-15 Jeff Law <law@redhat.com>
3627 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
3628 parameter. Callers changed.
3629 (check-subpath_and_update_thread_path): Extracted from
3630 fsm_find_control_statement_thread_paths.
3631 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
3632 (handle_phi, handle_assignment): Allow any constant node, not
3635 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
3637 * config/arc/arc-arch.h: New file.
3638 * config/arc/arc-arches.def: Likewise.
3639 * config/arc/arc-cpus.def: Likewise.
3640 * config/arc/arc-options.def: Likewise.
3641 * config/arc/t-multilib: Likewise.
3642 * config/arc/genmultilib.awk: Likewise.
3643 * config/arc/genoptions.awk: Likewise.
3644 * config/arc/arc-tables.opt: Likewise.
3645 * config/arc/driver-arc.c: Likewise.
3646 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
3647 * common/config/arc/arc-common.c (arc_handle_option): Trace
3649 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
3650 options; check for supported cpu against arc-cpus.def file.
3651 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
3652 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
3653 * config/arc/arc-c.def: Add emacs local variables.
3654 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
3655 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
3656 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
3657 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
3658 (DEFAULT_arc_fpu_build): Define.
3659 (DEFAULT_arc_mpy_option): Define.
3660 * config/arc/arc-protos.h (arc_init): Delete.
3661 * config/arc/arc.c (arc_cpu_name): New variable.
3662 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
3663 (arc_arc700, arc_arc600, arc_arc601): New variable.
3664 (arc_init): Add static; remove selection of default tune value,
3665 cleanup obsolete error messages.
3666 (arc_override_options): Make use of .def files for selecting the
3667 right cpu and option configurations.
3668 * config/arc/arc.h (stdbool.h): Include.
3669 (TARGET_CPU_DEFAULT): Define.
3670 (CPP_SPEC): Remove mcpu=NPS400 handling.
3671 (arc_cpu_to_as): Declare.
3672 (EXTRA_SPEC_FUNCTIONS): Define.
3673 (OPTION_DEFAULT_SPECS): Likewise.
3674 (ASM_DEFAULT): Remove.
3675 (ASM_SPEC): Use arc_cpu_to_as.
3676 (DRIVER_SELF_SPECS): Remove deprecated options.
3677 (arc_base_cpu): Declare.
3678 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
3679 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
3681 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
3682 * config/arc/arc.md (attr_cpu): Remove.
3683 * config/arc/arc.opt (mno-mpy): Deprecate.
3684 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
3685 (mcpu=ARCHS): Remove.
3686 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
3688 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
3689 (arc_fpu): Use new defines.
3690 (mpy-option): Change to use numeric or string like inputs.
3691 * config/arc/t-arc (driver-arc.o): New target.
3692 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
3693 * config/arc/t-arc-newlib: Delete.
3694 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
3695 * doc/invoke.texi (ARC): Update arc options.
3697 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
3699 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
3700 insn at the beginning of the constant pool.
3701 (mips_insert_insn_pseudos): New function.
3702 (mips_machine_reorg2): Call it.
3703 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
3704 UNSPEC_INSN_PSEUDO enum values.
3705 (insn_pseudo, consttable): New insns.
3707 2016-11-15 Michael Matz <matz@suse.de>
3709 PR missed-optimization/77881
3710 * combine.c (simplify_comparison): Remove useless subregs
3711 also inside the loop, not just after it.
3712 (make_compound_operation): Recognize some subregs as being
3715 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3716 Alan Hayward <alan.hayward@arm.com>
3717 David Sherwood <david.sherwood@arm.com>
3719 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
3722 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3724 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
3725 for using xxinsertw and vinsert{b,h} on ISA 3.0.
3727 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
3728 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
3729 vinsert{b,h} on ISA 3.0.
3731 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
3733 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
3734 and cmpnop in two steps: first the ones not accessed in original gimple
3735 expression in a endian independent way and then the ones not accessed
3736 in the final result in an endian-specific way.
3737 (bswap_replace): Stop doing big endian adjustment.
3739 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
3741 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
3742 (*ashl<mode>3_doubleword): Ditto.
3744 2016-11-14 Martin Liska <mliska@suse.cz>
3746 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
3748 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
3749 Richard Biener <rguenther@suse.de>
3751 * doc/invoke.texi (fgimple): Document.
3752 * dumpfile.h (TDF_GIMPLE): Add.
3753 * dumpfile.c (dump_options): Add gimple.
3754 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
3756 (dump_gimple_label): Likewise.
3757 (dump_gimple_phi): Likewise.
3758 (dump_gimple_bb_header): Likewise.
3759 (dump_phi_nodes): Likewise.
3760 (pp_cfg_jump): Likewise. Pass in dump flags.
3761 (dump_implicit_edges): Adjust.
3762 * passes.c (pass_init_dump_file): Do not dump function header
3764 * tree-cfg.c (dump_function_to_file): Dump function return type
3765 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
3767 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
3768 (dump_generic_node): Likewise.
3769 * function.h (struct function): Add pass_startwith member.
3770 * passes.c (execute_one_pass): Implement startwith.
3771 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
3772 and assign proper version for parsed ssa names.
3773 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
3774 * internal-fn.c (expand_PHI): New function.
3775 * internal-fn.h (expand_PHI): Declared here.
3776 * internal-fn.def: New defination for PHI.
3777 * tree-cfg.c (lower_phi_internal_fn): New function.
3778 (build_gimple_cfg): Call it.
3779 (verify_gimple_call): Condition for passing label as arg in internal
3781 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
3782 present PHIs with arguments.
3784 2016-11-14 Martin Liska <mliska@suse.cz>
3787 * common.opt: Add prefer-atomic as a new enum value for
3789 * coretypes.h: Likewise.
3790 * doc/invoke.texi: Document the new option value.
3791 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
3792 * tree-profile.c (tree_profiling): Select default value
3793 of -fprofile-update when 'prefer-atomic' is selected.
3795 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
3797 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
3798 (cortex_a57_alu_shift): ...here.
3800 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
3802 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
3804 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
3805 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
3806 (<optab>si3_insn_uxtw): Likewise.
3807 (<optab><mode>3_insn): Likewise.
3808 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
3809 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
3810 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
3811 (<optab><mode>): Likewise.
3812 (insv<mode>): Likewise.
3813 (andim_ashift<mode>_bfiz): Likewise.
3814 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
3815 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
3816 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
3817 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
3818 (exynos_m1_alu_p): Likewise.
3819 * config/arm/types.md: Add bfx.
3820 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
3822 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
3824 * config/aarch64/aarch64.c (cortexa57_vector_cost):
3825 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
3827 2016-11-14 Richard Biener <rguenther@suse.de>
3829 PR tree-optimization/78312
3830 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
3831 flow-sensitive info.
3833 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
3836 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
3837 * config/avr/avr.opt (-mabsdata): New option.
3838 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
3839 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
3840 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
3841 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
3842 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
3843 spec depending on AVR_ISA_LDS.
3844 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
3846 2016-11-13 Jakub Jelinek <jakub@redhat.com>
3848 * match.pd: Don't try to compare addresses of variables with
3851 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
3853 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
3854 (propagate_vr_accross_jump_function): Handle unary expressions.
3855 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
3856 (load_from_param_1): New.
3857 (load_from_unmodified_param): Factor common part into load_from_param_1.
3858 (load_from_param): New.
3859 (compute_complex_assign_jump_func): Handle unary expressions.
3860 (update_jump_functions_after_inlining): Likewise.
3861 (ipa_write_jump_function): Likewise.
3862 (ipa_read_jump_function): Likewise.
3864 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3867 * doc/invoke.texi: Document Wrestrict.
3868 * pretty-print.c (pp_format): Add case for "Z" specifier.
3869 (test_pp_format): Test "Z" specifier.
3871 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
3873 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
3874 original function needs a static chain.
3876 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
3879 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
3882 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
3885 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
3886 return early if !optional_tbtab.
3888 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
3890 PR rtl-optimization/59461
3891 * doc/rtl.texi (paradoxical subregs): Add missing word.
3892 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
3893 in modes with precision larger than that of last_set_mode.
3894 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
3895 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
3896 REGs to paradoxical SUBREGs.
3897 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
3898 larger than a word before invoking LOAD_EXTEND_OP on it.
3900 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
3903 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
3904 element order for little endian ordering.
3906 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
3907 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
3910 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
3913 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
3914 when calculating operand 2.
3915 (rotate to rotatex zext splitter): Ditto.
3917 2016-11-11 Jeff Law <law@redhat.com>
3919 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
3921 (stmt_uses_name_in_undefined_way): New function, extracted from
3922 find_implicit_erroneous_behavior and extended for div/mod case.
3923 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
3924 find_explicit_erroneous_behavior and extended for div/mod case.
3925 (find_implicit_erroneous_behavior): Use new helper function.
3926 (find_explicit_erroneous_behavior): Use new helper function.
3928 2016-11-11 Richard Biener <rguenther@suse.de>
3930 PR tree-optimization/71575
3931 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
3934 2016-11-11 Richard Biener <rguenther@suse.de>
3937 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
3938 about uninitialized destination arg of BIT_INSERT_EXPR.
3940 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
3943 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
3944 terminology. Expand to remove ambiguity.
3946 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
3948 PR rtl-optimization/78232
3949 * combine.c (try_combine): Add a big comment about why reusing i2dest
3951 (change_zero_ext): Do not call simplify_gen_binary, do the
3952 simplifications manually.
3954 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
3956 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
3957 enable HImode and QImode to go in vector registers by default if
3958 the -mvsx-small-integer option is enabled.
3959 (rs6000_secondary_reload_simple_move): Likewise.
3960 (rs6000_preferred_reload_class): Don't force integer constants to
3961 be loaded into vector registers that we can easily make into
3962 memory (or being created in the GPRs and moved over with direct move).
3963 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
3964 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
3965 vector extraction on ISA 3.0 when the scalar integer can be
3966 allocated in vector registers. Generate the VEC_SELECT directy,
3967 and don't use UNSPEC's to avoid having the scalar type in a vector
3968 register. Make the expander target registers, and let the
3969 combiner fold in results storing to memory, if the machine
3971 (vsx_extract_<mode>_di): Likewise.
3972 (vsx_extract_<mode>_p9): Likewise.
3973 (vsx_extract_<mode>_di_p9): Likewise.
3974 (vsx_extract_<mode>_store_p9): Likewise.
3975 (vsx_extract_si): Likewise.
3976 (vsx_extract_<mode>_p8): Likewise.
3977 (p9_lxsi<wd>zx): Delete, no longer used.
3978 (p9_stxsi<wd>x): Likewise.
3979 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
3980 integers in vector registers for ISA 3.0.
3981 (QHI): Update comment.
3982 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
3983 vector extract instructions in sign/zero extend.
3984 (zero_extendhi<mode>): Likewise.
3985 (extendqi<mode>): Likewise.
3986 (extendhi<mode>2): Likewise.
3987 (HImode splitter for load/sign extend in vector register): Likewise.
3988 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
3989 optimizing floating point conversions to/from small data types and
3990 rewrite it to support QImode/HImode being allowed in vector
3991 registers on ISA 3.0.
3992 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
3993 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
3994 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
3995 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
3996 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
3997 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
3998 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
3999 VSPLITISW on ISA 2.07.
4000 (movhi_internal): Combine movhi_internal and movqi_internal into
4001 one mov<mode>_internal with an iterator. Add support for QImode
4002 and HImode being allowed in vector registers. Make large number
4003 of attributes and constraints easier to read.
4004 (movqi_internal): Likewise.
4005 (mov<mode>_internal): Likewise.
4006 (movdi_internal64): Fix constraint to allow loading -16..15 with
4007 VSPLITISW on ISA 2.07.
4008 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
4011 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
4013 PR rtl-optimization/78241
4014 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
4015 but emit initial peel copy if niter expr is not reliable.
4017 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
4019 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
4020 (maybe_record_trace_start): If the CFI is different on the new and
4021 old paths, print out both to the dump file before ICEing.
4023 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
4025 * target.def (additional_allocno_class_p): New.
4026 * hooks.h (hook_bool_reg_class_t_false): New prototype.
4027 * hooks.c (hook_bool_reg_class_t_false): New.
4028 * ira.c (setup_allocno_and_important_classes): Use the new hook.
4029 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
4030 * doc/tm.texi: Update.
4032 2016-11-10 Jason Merrill <jason@redhat.com>
4034 * gengtype.c (new_structure): Append to structures list.
4035 (find_structure): Likewise.
4037 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
4039 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
4040 this_dir is 2. Check for this_dir non-zero before dir != this_dir
4043 2016-11-10 Jakub Jelinek <jakub@redhat.com>
4045 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
4046 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
4048 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
4049 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
4050 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
4051 teams distribute parallel for simd even to distribute and teams
4052 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
4053 OMP_CLAUSE_DEPEND_SINK case.
4054 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
4055 (omp_no_lastprivate): Removed.
4056 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
4057 (gimplify_omp_for): Likewise.
4058 (computable_teams_clause): Fail for automatic vars from current
4059 function not yet seen in bind expr.
4060 * langhooks.c (lhd_omp_scalar_p): New function.
4061 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
4062 * varpool.c (varpool_node::get_create): Set node->offloading
4063 even for DECL_EXTERNAL decls.
4064 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
4065 (LANG_HOOKS_OMP_SCALAR_P): Define.
4066 (LANG_HOOKS_DECLS): Use it.
4068 2016-11-10 Martin Liska <mliska@suse.cz>
4071 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
4072 only when SWITCH_BODY is a BIND_EXPR.
4074 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
4077 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
4078 on the context only when it has no DIE yet.
4080 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
4082 * arm.h (target_cpus): Delete.
4083 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
4084 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
4085 (all_architectures): Likewise.
4086 (arm_option_override): Adjust use of CPU enums.
4087 (arm_sched_reorder): Likewise.
4088 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
4089 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
4090 * arm/genopt.sh (processor_type): Prefix enumeration entries with
4092 * arm-tables.opt: Regenerated.
4094 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
4096 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
4098 * config/aarch64/aarch64-tune.md: Regenerated.
4099 * config/arm/arm-cores.def (falkor): New core.
4100 * config/arm/arm-tables.opt: Regenerated.
4101 * config/arm/arm-tune.md: Regenerated.
4102 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
4103 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
4104 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
4105 (ARM Options/-mtune): Likewise.
4107 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
4110 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
4112 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
4113 (propagate_vr_accross_jump_function): Likewise.
4114 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
4115 (load_from_param_1): New.
4116 (load_from_unmodified_param): Factor common part into load_from_param_1.
4117 (load_from_param): New.
4118 (compute_complex_assign_jump_func): Handle unary expressions.
4119 (ipa_write_jump_function): Likewise.
4120 (ipa_read_jump_function): Likewise.
4122 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
4124 * simplify-rtx.c (simplify_binary_operation_1): Simplify
4125 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
4126 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
4129 2016-11-09 David Malcolm <dmalcolm@redhat.com>
4131 * print-rtl-function.c: Include varasm.h.
4132 (print_any_param_name): New function.
4133 (print_param): New function.
4134 (print_rtx_function): Call print_param for each argument.
4135 * print-rtl.c (rtx_writer::finish_directive): New function.
4136 * print-rtl.h (rtx_writer::finish_directive): New decl.
4138 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
4141 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
4142 operand 0 as earlyclobber.
4143 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
4145 2016-11-09 Martin Liska <mliska@suse.cz>
4147 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
4149 2016-11-09 Jakub Jelinek <jakub@redhat.com>
4152 * builtins.c (expand_builtin_memcmp): Formatting fix.
4154 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
4155 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
4156 or of them, renumber other enumerators.
4157 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
4158 * doc/invoke.texi: Document -fsanitize=shift-base and
4159 -fsanitize-shift-exponent, document -fsanitize=shift as
4160 having those 2 suboptions.
4162 2016-11-09 Richard Biener <rguenther@suse.de>
4164 * fold-const.c (tree_swap_operands_p): Remove unused arg.
4165 * fold-const.c (tree_swap_operands_p): Likewise.
4166 (fold_binary_loc): Adjust.
4167 (fold_ternary_loc): Likewise.
4168 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
4169 * gimple-fold.c (fold_stmt_1): Likewise.
4170 * gimple-match-head.c (gimple_resimplify2): Likewise.
4171 (gimple_resimplify3): Likewise.
4172 (gimple_simplify): Likewise.
4173 * tree-ssa-dom.c (record_equality): Likewise.
4174 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
4175 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
4176 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
4178 2016-11-09 Richard Biener <rguenther@suse.de>
4180 * tree-ssa-dom.c (canonicalize_comparison): Remove.
4181 (optimize_stmt): Remove redundant pre-propagation canonicalization
4182 of comparison operand order.
4184 2016-11-09 Martin Liska <mliska@suse.cz>
4186 * fold-const-call.c (fold_const_call): Fix the folding.
4188 2016-11-09 Richard Biener <rguenther@suse.de>
4190 * common.opt (flag_evaluation_order): Remove.
4191 * expr.c (expand_operands): Remove code guarded by
4192 flag_evaluation_order.
4193 * fold-const.c (reorder_operands_p): Remove, it always returns
4195 (negate_expr_p): Remove calls to reorder_operands_p.
4196 (fold_negate_expr): Likewise.
4197 (tree_swap_operands_p): Likewise.
4198 (fold_binary_loc): Likewise.
4200 2016-11-09 Andreas Schwab <schwab@suse.de>
4203 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
4204 insns operating on a register.
4206 2016-11-09 Richard Biener <rguenther@suse.de>
4208 PR tree-optimization/78007
4209 * tree-vect-stmts.c (vectorizable_bswap): New function.
4210 (vectorizable_call): Call vectorizable_bswap for
4211 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
4213 2016-11-09 Richard Biener <rguenther@suse.de>
4215 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
4216 Look at the DR_BASE_ADDRESS object for forcing alignment.
4218 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
4220 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
4221 (propagate_vr_accross_jump_function): Likewise.
4222 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
4223 (load_from_param_1): New.
4224 (load_from_unmodified_param): Factor common part into load_from_param_1.
4225 (load_from_param): New.
4226 (compute_complex_assign_jump_func): Handle unary expressions.
4227 (ipa_write_jump_function): Likewise.
4228 (ipa_read_jump_function): Likewise.
4230 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
4233 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
4234 Also fold constant passed as argument while computing value range.
4235 (propagate_constants_accross_call): Pass param type.
4236 * ipa-prop.c: export ipa_get_callee_param_type.
4237 * ipa-prop.h: export ipa_get_callee_param_type.
4239 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
4241 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
4242 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
4244 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
4246 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
4247 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
4248 ASAN_STACK_MAGIC_MIDDLE.
4249 (asan_global_struct): Increase the size of fields.
4250 (asan_add_global): Add new field constructor.
4251 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
4252 __asan_version_mismatch_check_v8.
4254 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
4256 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
4259 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
4262 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
4263 Handle ASHIFT and LSHIFTRT.
4264 (dimode_scalar_chain::compute_convert_gain): Ditto.
4265 (dimode_scalar_chain::convert_insn): Ditto.
4267 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4269 * gimple-ssa-store-merging.c: Include selftest.h
4270 (verify_array_eq): New function.
4271 (verify_shift_bytes_in_array): Likewise.
4272 (verify_shift_bytes_in_array_right): Likewise.
4273 (verify_clear_bit_region): Likewise.
4274 (verify_clear_bit_region_be): Likewise.
4275 (store_merging_c_tests): Likewise.
4276 * selftest.h (store_merging_c_tests): Declare prototype.
4277 * selftest-run-tests.c (selftest::run_tests): Run
4278 store_merging_c_tests.
4280 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4282 * config/arm/arm.opt (mold-rtx-costs): Delete.
4283 (mnew-generic-costs): Delete.
4284 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
4285 * config/arm/arm.c (arm_rtx_costs_1): Delete.
4286 (arm_size_rtx_costs): Likewise.
4287 (arm_slowmul_rtx_costs): Likewise.
4288 (arm_fastmul_rtx_costs): Likewise.
4289 (arm_xscale_rtx_costs): Likewise.
4290 (arm_9e_rtx_costs): Likewise.
4291 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
4292 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
4293 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
4294 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
4295 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
4296 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
4297 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
4298 arm_cortex_m7_tune):
4299 Delete rtx_costs field.
4300 (arm_new_rtx_costs): Rename to...
4301 (arm_rtx_costs_internal): ... This.
4302 (arm_rtx_costs): Remove old way of doing rtx costs.
4304 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4306 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
4307 (arm_fastmul_tune): Likewise.
4308 (arm_strongarm_tune): Likewise.
4309 (arm_xscale_tune): Likewise.
4310 (arm_9e_tune): Likewise.
4311 (arm_marvell_pj4_tune): Likewise.
4312 (arm_v6t2_tune): Likewise.
4313 (arm_v6m_tune): Likewise.
4314 (arm_fa726te_tune): Likewise.
4316 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4318 PR tree-optimization/78234
4319 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
4322 2016-11-08 Martin Liska <mliska@suse.cz>
4325 * dbgcnt.def: Add new debug counter asan_use_after_scope.
4326 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
4327 with a value expr. Do not add artificial variables to
4328 live_switch_vars. Use the debug counter.
4329 (gimplify_target_expr): Use the debug counter.
4330 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
4331 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
4332 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
4334 2016-11-08 Richard Biener <rguenther@suse.de>
4336 * tree-vect-stmts.c (get_group_load_store_type): If the
4337 access is aligned do not trigger peeling for gaps.
4338 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
4339 force alignment of vars with DECL_USER_ALIGN.
4341 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
4343 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
4345 2016-11-08 Richard Biener <rguenther@suse.de>
4347 PR tree-optimization/78205
4348 * tree-vect-stmts.c (vectorizable_load): Move check whether
4349 we may run into gaps when BB vectorizing SLP permutations ...
4350 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
4351 here where we can do a more precise check.
4353 2016-11-08 Richard Biener <rguenther@suse.de>
4355 PR tree-optimization/78224
4356 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
4357 Split the fallthru edge in case its successor may have PHIs.
4358 Do not free dominance info.
4360 2016-11-07 Jakub Jelinek <jakub@redhat.com>
4363 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
4364 EH info even for bzhi and pdep/pext.
4366 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
4368 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
4369 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
4371 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
4373 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
4375 * config/rs6000/vector.md (div<mode>3): Ditto.
4377 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
4379 * configure.ac (.hidden): Change to conftest_s string. Provide string
4381 (gcc_cv_ld_hidden): Yes for AIX.
4382 * configure: Regenerate.
4384 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
4386 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
4387 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
4388 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
4389 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
4390 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
4391 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
4393 (rs6000_xcoff_visibility): New.
4394 (rs6000_xcoff_declare_function_name): Add visibility support.
4395 (rs6000_xcoff_asm_globalize_decl_name): New.
4396 (rs6000_xcoff_asm_output_aligned_decl_common): New.
4397 (rs6000_asm_weaken_decl): New.
4398 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
4399 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
4402 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
4405 * incpath.c (remove_dup): Also silently ignore EPERM.
4407 2016-11-07 Martin Jambor <mjambor@suse.cz>
4409 * tree.c (verify_type_variant): Use pointer comparison to check that
4410 TYPE_SIZE_UNIT match.
4412 2016-11-07 Jakub Jelinek <jakub@redhat.com>
4415 * dse.c (dse_step5): Call scan_reads even if just
4416 insn_info->frame_read. Improve and fix dump file messages.
4419 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
4420 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
4422 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4425 * match.pd: Add following two patterns:
4426 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
4427 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
4429 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
4431 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
4432 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
4433 * rtl.h (duplicate_reg_notes): Declare.
4434 * rtlanal.c (duplicate_reg_note): New function.
4436 PR rtl-optimization/77309
4437 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
4438 don't assume an equality comparison for plain COMPARE.
4439 (simplify_comparison): Pass a more accurate code to
4440 make_compound_operation.
4442 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
4444 * target.def (compute_pressure_classes): New target hook.
4445 * doc/tm.texi.in: Document it.
4446 * doc/tm.texi: Regenerate.
4447 * ira.c (setup_pressure_classes): Call target hook if defined.
4449 2016-11-07 David Malcolm <dmalcolm@redhat.com>
4451 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
4453 (rtx_writer::print_rtx): In compact mode, omit trailing operands
4454 that have the default values.
4455 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
4457 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
4458 label string from expected dump.
4459 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
4462 2016-11-07 Jakub Jelinek <jakub@redhat.com>
4465 * alias.c (nonoverlapping_memrefs_p): If one decl is
4466 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
4468 2016-11-07 Richard Biener <rguenther@suse.de>
4471 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
4474 2016-11-07 Richard Biener <rguenther@suse.de>
4476 PR tree-optimization/78218
4477 * gimple-ssa-store-merging.c
4478 (pass_store_merging::terminate_all_aliasing_chains):
4479 Drop unused argument, fix alias check to also consider uses.
4480 (pass_store_merging::execute): Adjust.
4482 2016-11-07 Richard Biener <rguenther@suse.de>
4484 PR tree-optimization/78228
4485 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
4488 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4491 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
4492 aarch64_simd_shift_imm_<mode> predicate for operand 1.
4493 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
4494 to restrict them to an appropriate range and add FAIL check if the
4495 region they specify is out of range. Delete useless constraint
4497 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
4498 2 and 3 to restrict their range and add pattern predicate.
4500 2016-11-07 Martin Liska <mliska@suse.cz>
4502 * asan.c (enum asan_check_flags): Move the enum to header file.
4503 (asan_init_shadow_ptr_types): Make type creation more generic.
4504 (shadow_mem_size): New function.
4505 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
4506 Rewritten stack unpoisoning code.
4507 (build_shadow_mem_access): Add new argument return_address.
4508 (instrument_derefs): Instrument local variables if use after scope
4509 sanitization is enabled.
4510 (asan_store_shadow_bytes): New function.
4511 (asan_expand_mark_ifn): Likewise.
4512 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
4513 * asan.h (enum asan_mark_flags): Moved here from asan.c
4514 (asan_protect_stack_decl): Protect all declaration that need
4516 (asan_sanitize_use_after_scope): New function.
4517 (asan_no_sanitize_address_p): Likewise.
4518 * cfgexpand.c (partition_stack_vars): Consider
4519 asan_sanitize_use_after_scope in condition.
4520 (expand_stack_vars): Likewise.
4521 * common.opt (-fsanitize-address-use-after-scope): New option.
4522 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
4523 Explain the parameter.
4524 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
4525 * gimplify.c (build_asan_poison_call_expr): New function.
4526 (asan_poison_variable): Likewise.
4527 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
4528 variables that have address taken.
4529 (gimplify_decl_expr): Likewise.
4530 (gimplify_target_expr): Likewise for C++ temporaries.
4531 (sort_by_decl_uid): New function.
4532 (gimplify_expr): Unpoison all variables for a label we can jump
4533 from outside of a scope.
4534 (gimplify_switch_expr): Unpoison variables defined in the switch
4536 (gimplify_function_tree): Clear asan_poisoned_variables.
4537 (asan_poison_variables): New function.
4538 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
4539 * internal-fn.c (expand_ASAN_MARK): New function.
4540 * internal-fn.def (ASAN_MARK): Declare.
4541 * opts.c (finish_options): Handle -fstack-reuse if
4542 -fsanitize-address-use-after-scope is enabled.
4543 (common_handle_option): Enable address sanitization if
4544 -fsanitize-address-use-after-scope is enabled.
4545 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
4547 * params.h: Likewise.
4548 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
4549 * sanitizer.def: Define __asan_poison_stack_memory and
4550 __asan_unpoison_stack_memory functions.
4551 * asan.c (asan_mark_poison_p): New function.
4552 (transform_statements): Handle asan_mark_poison_p calls.
4553 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
4555 2016-11-07 Tamar Christina <tamar.christina@arm.com>
4558 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
4560 2016-11-07 Martin Liska <mliska@suse.cz>
4562 * tree-profile.c (gimple_gen_time_profiler): Set proper type
4563 to time_profiler_counter_ptr.
4565 2016-11-07 Richard Biener <rguenther@suse.de>
4567 PR tree-optimization/37150
4568 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
4570 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
4571 (vect_analyze_slp_cost_1): Account for the real number of
4572 permutations emitted and for dead loads.
4573 (vect_transform_slp_perm_load): Add n_perms parameter counting
4574 the number of emitted permutations.
4575 * tree-vect-stmts.c (vectorizable_load): Adjust.
4577 2016-11-07 Richard Biener <rguenther@suse.de>
4579 PR tree-optimization/78189
4580 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
4581 alignment computation.
4583 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
4585 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
4587 2016-11-05 Martin Sebor <msebor@redhat.com>
4589 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
4592 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
4596 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
4598 2016-11-04 Jakub Jelinek <jakub@redhat.com>
4601 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
4602 doesn't have rtl set.
4604 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4606 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
4607 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
4608 rs6000_gimple_fold_builtin.
4609 (rs6000_gimple_fold_builtin): New function. Add handling for
4610 early expansion of vector addition builtins.
4612 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
4614 * expr.h (copy_blkmode_from_reg): Delete.
4615 * expr.c (copy_blkmode_from_reg): Make static.
4617 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
4619 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
4620 * combine.c (LOAD_EXTEND_OP): Delete.
4621 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
4622 * cse.c (LOAD_EXTEND_OP): Delete.
4623 * fold-const.c (LOAD_EXTEND_OP): Likewise.
4624 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
4625 * postreload.c (LOAD_EXTEND_OP): Delete.
4626 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
4627 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
4628 (find_reloads): Likewise.
4629 * reload1.c (eliminate_regs_1): Likewise.
4630 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
4631 (num_sign_bit_copies1): Likewise.
4633 2016-11-04 David Malcolm <dmalcolm@redhat.com>
4635 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
4636 (selftest::ix86_test_dumping_hard_regs): New function.
4637 (selftest::ix86_run_selftests): New function.
4638 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
4639 selftest::ix86_run_selftests.
4640 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
4641 * doc/tm.texi: Regenerate
4642 * selftest-rtl.h: New file.
4643 * rtl-tests.c: Include "selftest-rtl.h".
4644 (selftest::assert_rtl_dump_eq): Make non-static.
4645 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
4646 (selftest::test_dumping_regs): Update comment.
4647 * selftest-run-tests.c: Include "target.h".
4648 (selftest::run_tests): If non-NULL, call
4649 targetm.run_target_selftests.
4650 * target.def (run_target_selftests): New hook.
4652 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4654 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
4655 representative core for this architecture.
4656 * config/arm/arm-cores.def (cortex-m33): Define new processor.
4657 * config/arm/arm-tables.opt: Regenerate.
4658 * config/arm/arm-tune.md: Likewise.
4659 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
4660 valid -mcpu options.
4661 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
4663 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4665 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
4666 representative core for this architecture.
4667 * config/arm/arm-cores.def (cortex-m23): Define new processor.
4668 * config/arm/arm-tables.opt: Regenerate.
4669 * config/arm/arm-tune.md: Likewise.
4670 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
4671 this tuning parameters apply to in the comment.
4672 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
4673 valid -mcpu options.
4674 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
4676 2016-11-04 Bin Cheng <bin.cheng@arm.com>
4678 * fold-const.c (fold_cond_expr_with_comparison): Remove call
4679 to pedantic_non_lvalue_loc. Remove useless code for lvalue
4680 where cond_expr can't be a lvalue.
4682 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
4684 * config/arc/arc.c (arc_process_double_reg_moves): Use
4686 * config/arc/arc.md (movsi_insn): Disable unsupported move
4687 instructions for ARCv2 cores.
4688 (movdi): Use prepare_move_operands.
4689 (movsf, movdf): Use move_dest_operand predicate.
4690 * config/arc/constraints.md (Chs): Enable when barrel shifter is
4692 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
4693 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
4695 (dexcl_3op_peep2_insn_nores): Likewise.
4696 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
4697 (LINK_COMMAND_SPEC): Remove.
4699 2016-11-04 Richard Biener <rguenther@suse.de>
4702 * loop-invariant.c (find_exits): Record entering inner
4703 loops as possibly exiting to handle infinite sub-loops.
4704 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
4705 (fill_always_executed_in_1): Honor infinite child loops.
4707 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4710 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
4711 has already been adjusted for endianness, so don't adjust it any
4715 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
4716 ICmode unless we have standard PowerPC floating point.
4717 * config/rs6000/rs6000.md (FP iterator): Likewise.
4718 (FMOVE128 iterator): Likewise.
4720 2016-11-03 Jakub Jelinek <jakub@redhat.com>
4721 Alexandre Oliva <aoliva@redhat.com>
4722 Jason Merrill <jason@redhat.com>
4726 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
4728 * langhooks.c (lhd_type_dwarf_attribute): New function.
4729 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
4730 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
4731 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
4732 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
4733 (check_qualified_type, check_aligned_type): Call it.
4734 * dwarf2out.c (modified_type_die): Don't use type_main_variant
4735 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
4736 check_base_type and check_lang_type.
4737 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
4738 return early. For pointer-to-data-member add DW_AT_use_location
4740 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
4742 (gen_type_die_with_usage): Don't use type_main_variant
4743 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
4744 check_base_type and check_lang_type. Formatting fixes. Call
4745 get_debug_type langhook.
4747 2016-11-03 Jason Merrill <jason@redhat.com>
4749 * tree.c (check_lang_type): New.
4750 (check_qualified_type): Use it.
4751 (check_aligned_type): Use it.
4752 * tree.h: Declare it.
4754 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
4756 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
4757 (arm*-freebsd*): Likewise.
4758 (arm*-*-netbsdelf*): Likewise.
4759 (arm*-*-linux*): Likewise.
4760 (arm*-*-uclinux*eabi*): Likewise.
4761 (arm*-*-phoenix*): Likewise.
4762 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
4763 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
4764 specified. Default to arm6 if target_cpu_cname is not set.
4765 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
4766 default cpu has been correctly configured.
4767 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
4768 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
4769 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
4770 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
4771 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
4772 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
4773 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
4775 2016-11-03 Jiong Wang <jiong.wang@arm.com>
4777 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
4778 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
4779 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
4780 (output_cfa_loc): Support DW_CFA_val_expression.
4781 (output_cfa_loc_raw): Likewise.
4782 (output_cfi): Likewise.
4783 (output_cfi_directive): Likewise.
4784 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
4785 (dw_cfi_oprnd2_desc): Likewise.
4786 (mem_loc_descriptor): Recognize new pattern generated for value
4789 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
4791 PR rtl-optimization/78186
4792 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
4793 well, when converting to IOR.
4795 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
4797 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
4798 (vec_interleave_highv8qi): Likewise.
4800 2016-11-03 Martin Liska <mliska@suse.cz>
4802 * profile.c (instrument_values): Fix coding style.
4803 (branch_prob): Use renamed function.
4804 * tree-profile.c (init_ic_make_global_vars): Likewise.
4805 (gimple_init_edge_profiler): Rename to
4806 gimple_init_gcov_profiler.
4807 tree_time_profiler_counter variable declaration.
4808 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
4810 * value-prof.h: Remove an argument.
4812 2016-11-03 Richard Biener <rguenther@suse.de>
4814 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
4815 symtab_node::get_create.
4817 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4819 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
4820 Move comments into more natural position.
4822 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
4824 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
4825 (PTRDIFF_TYPE): Define as int.
4827 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4829 * ccmp.c (expand_ccmp_expr_1): Adjust.
4830 (expand_ccmp_expr): Likewise.
4831 (expand_ccmp_next): Likewise.
4832 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
4833 (aarch64_gen_ccmp_first): Likewise.
4834 * doc/tm.texi: Regenerate.
4835 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
4836 (gen_ccmp_next): Likewise.
4838 2016-11-03 Bin Cheng <bin.cheng@arm.com>
4840 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
4841 (vect_is_simple_reduction): Swap cond_reduction by inversion.
4843 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
4845 * config/i386/i386.c (ix86_init_libfuncs): New. Call
4846 darwin_rename_builtins here.
4847 (ix86_expand_divmod_libfunc): New.
4848 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
4849 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
4851 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
4852 Nathan Sidwell <nathan@acm.org>
4854 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
4856 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
4858 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
4860 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
4861 to format MODE_INT and MODE_PARTIAL_INT literals.
4863 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
4866 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
4867 NULL if TARGET_SPE_ABI.
4869 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4871 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
4872 clear padding bits even when they're less than a byte.
4874 2016-11-02 Richard Biener <rguenther@suse.de>
4876 * gimple-ssa-store-merging.c: Include gimplify-me.h.
4877 (imm_store_chain_info::output_merged_stores): Force base_addr
4878 to be proper GIMPLE for a MEM_REF address.
4879 (pass_store_merging::execute): Restrict negative bitpos
4880 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
4881 check. Take into account non-NULL_TREE offset if the base
4882 is already addressable.
4884 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
4886 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
4888 (aarch64_be_crypto_sha1hv4si): New pattern.
4890 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
4892 * config/aarch64/aarch64.md (add<mode>3): Remove
4893 redundant code. Don't split frame based additions.
4895 2016-11-02 Richard Biener <rguenther@suse.de>
4897 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
4898 redundant val and dest members.
4899 (store_immediate_info::store_immediate_info): Adjust.
4900 (merged_store_group::merged_store_group): Adjust.
4901 (merged_store_group::apply_stores): Likewise.
4902 (struct imm_store_chain_info): Add base_addr field.
4903 (imm_store_chain_info::imm_store_chain_info): New constructor.
4904 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
4905 (imm_store_chain_info::output_merged_store): Likewise. Use
4906 addr_base which is already the address.
4907 (imm_store_chain_info::output_merged_stores): Likewise.
4908 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
4909 imm_store_chain_info instead of base. Fix alias check.
4910 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
4911 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
4912 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
4913 use the address of the base and adjust for other changes.
4915 2016-11-02 Martin Liska <mliska@suse.cz>
4917 * fold-const-call.c (host_size_t_cst_p): Test whether
4918 t is convertible to size_t.
4920 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4922 PR tree-optimization/78170
4923 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
4924 introduced by native_encode_expr on little-endian as well.
4926 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4928 PR tree-optimization/78162
4929 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
4932 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4934 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
4936 (aarch64_next_callee_save): Likewise.
4937 (aarch64_pushwb_single_reg): Likewise.
4938 (aarch64_gen_storewb_pair): Likewise.
4939 (aarch64_push_regs): Likewise.
4940 (aarch64_gen_loadwb_pair): Likewise.
4941 (aarch64_pop_regs): Likewise.
4942 (aarch64_gen_store_pair): Likewise.
4943 (aarch64_gen_load_pair): Likewise.
4944 (aarch64_save_callee_saves): Likewise.
4945 (aarch64_restore_callee_saves): Likewise.
4947 2016-11-02 Richard Biener <rguenther@suse.de>
4949 PR tree-optimization/78035
4950 PR tree-optimization/77964
4951 * gimple-pretty-print.c (pp_points_to_solution): Print
4952 vars_contains_interposable.
4953 * tree-ssa-alias.c: Include varasm.h.
4954 (ptrs_compare_unequal): Check vars_contains_interposable and
4955 decl_binds_to_current_def_p.
4956 (dump_points_to_solution): Dump vars_contains_interposable.
4957 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
4959 * tree-ssa-structalias.c: Include varasm.h.
4960 (set_uids_in_ptset): Record whether vars contains a
4961 not decl_binds_to_current_def_p variable in vars_contains_interposable.
4962 (ipa_escaped_pt): Update initializer.
4964 2016-11-02 Richard Biener <rguenther@suse.de>
4966 PR tree-optimization/78047
4967 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
4968 fake field at offset zero conservatively regarding to may_have_pointers.
4970 2016-11-02 Richard Biener <rguenther@suse.de>
4972 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
4973 infer_value_range on stmt ops and update value-ranges.
4974 Dump visited stmts and blocks.
4975 (evrp_dom_walker::push_value_range): Dump changes.
4976 (evrp_dom_walker::pop_value_range): Likewise.
4977 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
4979 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4981 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
4983 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
4985 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4987 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
4988 and adjust for that.
4989 * cfgrtl.h (delete_insn_chain): Adjust prototype.
4991 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4993 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
4995 (transcode_memory_rtx): Likewise.
4996 (move_to_acc): Likewise.
4997 (move_from_acc): Likewise.
4998 (move_acc_to_reg): Likewise.
4999 (move_to_x): Likewise.
5000 (move_to_hl): Likewise.
5001 (move_to_de): Likewise.
5002 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
5003 (rs6000_emit_savres_rtx): Likewise.
5004 (rs6000_emit_prologue): Likewise.
5005 * reorg.c (update_reg_unused_notes): Likewise.
5006 * rtl.h (remove_note): Adjust prototype.
5007 * rtlanal.c (remove_note): Make argument type rtx_insn *.
5009 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5011 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
5012 variables so some can be rtx_insn *.
5013 (alpha_emit_xfloating_libcall): Likewise.
5014 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
5015 (mips_legitimize_tls_address): Likewise.
5016 * optabs.c (expand_binop): Likewise.
5017 * reload1.c (gen_reload): Likewise.
5019 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5021 * reorg.c (relax_delay_slots): Split up the trial variable.
5023 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5025 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
5026 of variables rtx_insn *.
5027 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
5028 (legitimize_tls_address): Likewise.
5029 * config/bfin/bfin.c (hwloop_optimize): Likewise.
5030 (bfin_gen_bundles): Likewise.
5031 * config/c6x/c6x.c (reorg_split_calls): Likewise.
5032 (c6x_reorg): Likewise.
5033 * config/frv/frv.c (frv_reorder_packet): Likewise.
5034 * config/i386/i386.c (ix86_split_idivmod): Likewise.
5035 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
5036 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
5037 * config/mn10300/mn10300.c: Likewise.
5038 * config/rl78/rl78.c: Likewise.
5039 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
5040 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
5041 (sh_expand_cmpnstr): Likewise.
5042 (sh_expand_strlen): Likewise.
5043 (sh_expand_setmem): Likewise.
5044 * config/sh/sh.md: Likewise.
5045 * emit-rtl.c (emit_pattern_before): Likewise.
5046 * except.c: Likewise.
5047 * final.c: Likewise.
5050 2016-11-01 Jason Merrill <jason@redhat.com>
5052 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
5053 a COND_EXPR with constant condition.
5055 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5057 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
5058 and its initialization.
5060 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5062 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
5065 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5067 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
5068 argument, don't call add_linkage_name if it is true.
5069 (gen_variable_die): For C++ inline static data members, consider the
5070 initial call when old_die is NULL to be declaration and call
5071 add_name_and_src_coords_attributes in that case with true as
5072 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
5073 (gen_member_die): For C++ inline static data members, emit a
5074 definition DIE right away in DW_TAG_compile_unit context.
5076 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
5079 * config/pa/pa.md: Add new shift/add patterns to handle
5080 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
5082 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
5084 * config/xtensa/xtensa-protos.h
5085 (xtensa_use_return_instruction_p): New prototype.
5086 * config/xtensa/xtensa.c (xtensa_current_frame_size,
5087 xtensa_callee_save_size): Remove.
5088 (struct machine_function): Add new fields: current_frame_size,
5089 callee_save_size, frame_laid_out and epilogue_done.
5090 (compute_frame_size, xtensa_expand_prologue,
5091 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
5092 cfun->machine->callee_save_size and xtensa_current_frame_size
5093 with cfun->machine->current_frame_size.
5094 (compute_frame_size): Update cfun->machine->frame_laid_out and
5095 don't update frame layout after reload completion.
5096 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
5097 instead of zeroing xtensa_current_frame_size.
5098 (xtensa_use_return_instruction_p): New function.
5099 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
5101 (INITIAL_ELIMINATION_OFFSET): Use return value of
5102 compute_frame_size instead of xtensa_current_frame_size value.
5103 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
5104 function xtensa_use_return_instruction_p instead of inline code.
5106 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5108 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
5109 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
5110 * dwarf2out.c (rnglist_idx): New variable.
5111 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
5112 (DEBUG_RNGLISTS_SECTION): Define.
5113 (ranges_base_label): New variable.
5114 (size_of_die) <case dw_val_class_range_list>: If using
5115 DW_FORM_rnglistx, count size of uleb128 of range list index.
5116 (value_format) <case dw_val_class_range_list>: For
5117 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
5118 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
5119 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
5120 (add_ranges_num): Remove useless prototype. Don't multiply
5121 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
5122 for new fields added to dw_ranges struct.
5123 (add_ranges): Add maybe_new_sec argument and pass it
5124 through to add_ranges_num.
5125 (note_rnglist_head): New function.
5126 (add_ranges_by_labels): Pass true as maybe_new_sec to
5127 add_ranges_num, call note_rnglist_head on the head of the list.
5128 (output_ranges): Add function comment. Switch to
5129 .debug_ranges section here and emit .Ldebug_ranges0 label.
5130 (index_rnglists, output_rnglists): New functions.
5131 (gen_subprogram_die): Formatting fixes.
5132 (add_high_low_attributes): Don't divide offsets
5133 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
5134 first list element or when pointing into the middle of
5135 a list. Pass true as second argument to add_ranges on the
5136 first block fragment after cold/hot section switch.
5137 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
5138 section instead of .debug_ranges. Initialize
5139 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
5140 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
5141 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
5142 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
5143 Call output_rnglists for -gdwarf-5.
5144 (dwarf2out_c_finalize): Clear rnglist_idx.
5146 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
5148 * combine.c (simplify_compare_const): Add gcc_fallthrough.
5150 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
5151 Tamar Christina <tamar.christina@arm.com>
5153 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
5154 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
5155 (vmaxnmq_f32): Likewise.
5156 (vminnm_f32): Likewise.
5157 (vminnmq_f32): Likewise.
5158 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
5160 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
5163 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
5165 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
5166 binary floating point types supported by the hardware except for
5168 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
5169 vector instruction for optimizing extracting a SImode from a
5170 V4SImode vector and converting it to floating point.
5171 (vsx_xvcvuxwdp_df): Likewise.
5172 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
5173 registers to be any VSX register. Move stores to the end of the
5175 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
5176 to optimize extracting a SImode from a V4SImode vector and
5177 converting it to a binary floating point type supported by the
5178 hardware. Use the vector converts instead of extracting the
5179 element, sign extending it, and then converting it to double.
5180 Other floating point types than double first convert to double,
5181 then the double is converted to that type.
5182 (vsx_extract_si_<uns>float_<mode>): Likewise.
5184 2016-10-31 Andrew Pinski <apinski@cavium.com>
5186 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
5187 Rewrite handling of part num to handle the case where
5188 multiple implementers share the same part num.
5190 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
5191 Jakub Jelinek <jakub@redhat.com>
5193 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
5194 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
5196 2016-10-31 Jakub Jelinek <jakub@redhat.com>
5198 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
5199 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
5200 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
5201 (is_cu_die, is_unit_die): Likewise.
5202 (should_move_die_to_comdat, break_out_comdat_types): Adjust
5203 comments for DWARF5 DW_UT_type units.
5204 (output_compilation_unit_header): Add UT argument, output
5205 start of DWARF5 .debug_info section header.
5206 (output_comp_unit): Add dwo_id argument. Adjust
5207 output_compilation_unit_header caller, for DW_UT_split_compile
5208 emit dwo_id field, otherwise padding1. Emit padding2 field.
5209 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
5210 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
5211 (output_skeleton_debug_sections): Add dwo_id argument, for
5212 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
5213 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
5214 DW_UT_type or DW_UT_split_type units rather than .debug_types.
5215 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
5216 DW_TAG_compile_unit for skeleton unit die. Don't add
5217 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
5218 address to output_comp_unit and output_skeleton_debug_sections.
5220 * dwarf2out.c (debug_line_str_section): New variable.
5221 (debug_line_str_hash): Likewise.
5222 (DEBUG_LINE_STR_SECTION): Define.
5223 (set_indirect_string): Handle DW_FORM_line_strp like
5225 (find_string_form): Fix up formatting.
5226 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
5228 (output_die): Handle DW_FORM_line_strp.
5229 (DWARF5_USE_DEBUG_LINE_STR): Define.
5230 (output_line_string): New function.
5231 (output_file_names): Add -gdwarf-5 support.
5232 (output_line_info): Likewise.
5233 (init_sections_and_labels): Initialize debug_line_str_section.
5234 (output_indirect_string): Change 2nd argument from void *
5235 to enum dwarf_form form, compare with form rather than
5237 (output_indirect_strings): Pass DW_FORM_strp to
5238 output_indirect_string traversion.
5239 (dwarf2out_finish): Output .debug_line_str strings.
5240 (dwarf2out_c_finalize): Clear debug_line_str_section and
5241 debug_line_str_hash.
5243 2016-10-31 Tom Tromey <tom@tromey.com>
5246 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
5247 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
5248 DW_OP_GNU_push_tls_address case.
5249 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
5251 2016-10-31 Jakub Jelinek <jakub@redhat.com>
5253 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
5254 for frame_offset_rel bit.
5255 (struct array_descr_info): Add rank field.
5256 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
5257 and placeholder_seen fields.
5258 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
5259 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
5260 DW_OP_pick 1 into DW_OP_over.
5261 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
5262 gen_variant_part): Clear placeholder_{arg,seen}.
5263 (loc_list_from_tree_1): Drop const from context argument.
5264 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
5265 (loc_list_for_address_of_addr_expr_of_indirect_ref,
5266 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
5268 (add_scalar_info): Drop const from context argument. Handle
5269 context->placeholder_arg.
5270 (add_bound_info): Drop const from context argument.
5271 (gen_descr_array_type_die): Drop const from ctx variable.
5272 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
5273 attribute and use a single DW_TAG_generic_subrange instead of
5274 7 DW_TAG_subrange_type for assumed rank arrays.
5276 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
5277 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
5278 from bool to 1-bit uchar bitfield. Add num_assigned and
5279 offset_emitted bitfields.
5280 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
5281 for dw_val_class_lineptr and dw_val_class_macptr. Handle
5282 dw_val_class_loclistsptr.
5283 (new_addr_loc_descr): Fix up formatting.
5284 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
5285 (add_AT_low_high_pc): Fix up formatting.
5286 (add_AT_loclistsptr): New function.
5287 (AT_lbl): Allow dw_val_class_loclistsptr.
5288 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
5289 Handle dw_val_class_loclistsptr.
5290 (loc_list_idx): New variable.
5291 (output_loclists_offsets, assign_location_list_indexes): New
5293 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
5294 add size_of_uleb128 of the index. Drop never used
5295 dwarf_split_debug_info AT_index handling. Handle
5296 dw_val_class_loclistsptr.
5297 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
5298 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
5299 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
5300 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
5301 DW_FORM_loclistx indexes.
5302 (output_attr_index_or_value): Fix up formatting. Don't handle
5303 dw_val_class_loc_list here.
5304 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
5305 For dw_val_class_loc_list call output_loc_list_offset rather than
5306 output_attr_index_or_value.
5307 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
5308 or .debug_loclists.dwo section name for debug_loc_section.
5309 (resolve_addr_in_expr): Formatting fix.
5310 (index_location_lists): Likewise.
5311 (dwarf2out_finish): If there are any location lists, for
5312 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
5313 index_location_lists only if have_location_lists. Call
5314 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
5315 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
5316 -gsplit-dwarf also emit offset table.
5318 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
5319 (size_of_die, value_format, output_die): Use
5320 DW_FORM_data16 for 128-bit dw_val_class_const_double or
5321 dw_val_class_wide_int.
5323 * dwarf2out.c (dwarf_op): Renamed to ...
5324 (dwarf_OP): ... this.
5325 (convert_descriptor_to_mode, scompare_loc_descriptor,
5326 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
5327 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
5329 (dwarf_AT, dwarf_TAG): New functions.
5330 (check_die): Disallow DW_AT_call_all_calls next to
5331 DW_AT_GNU_all_call_sites.
5332 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
5333 and attributes instead of the corresponding GNU tag and attributes.
5334 (gen_subprogram_die): Likewise. Emit call site information even
5335 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
5336 DW_AT_defaulted in comment.
5337 (resolve_addr): Handle DW_AT_call_origin attribute on
5338 DW_TAG_call_site DIE like DW_AT_abstract_origin on
5339 DW_TAG_GNU_call_site DIE.
5341 * dwarf2out.c (dwarf_op): New function.
5342 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
5343 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
5344 (output_loc_operands, output_loc_operands_raw): Likewise.
5345 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
5346 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
5347 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
5348 if dwarf_version < 5.
5349 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
5351 (scompare_loc_descriptor, ucompare_loc_descriptor,
5352 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
5353 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
5354 optimize_location_into_implicit_ptr): Likewise. Only punt for
5355 !dwarf_strict if dwarf_version < 5.
5356 (string_cst_pool_decl): Adjust comment.
5357 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
5359 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
5360 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
5361 (struct dw_val_node): Add val_file_implicit field.
5362 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
5363 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
5364 output_die): Handle dw_val_class_const_implicit,
5365 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
5366 (abbrev_die_table): Change into va_gc vec.
5367 (abbrev_die_table_allocated, abbrev_die_table_in_use,
5368 ABBREV_DIE_TABLE_INCREMENT): Remove.
5369 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
5370 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
5372 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
5373 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
5375 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
5377 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
5379 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
5381 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
5382 unit. Call optimize_abbrev_table.
5383 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
5384 abbrev_die_table being a va_gc vec.
5386 PR tree-optimization/77860
5387 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
5388 also integral complex and vector constants.
5390 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
5391 optimize_macinfo_range, save_macinfo_strings): Replace
5392 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
5393 (output_macinfo): Likewise. Emit .debug_macro* rather than
5394 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
5395 (init_sections_and_labels): Use .debug_macro* labels rather than
5396 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
5397 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
5398 or DW_AT_GNU_macros for -gdwarf-5.
5400 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
5402 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
5404 2016-09-11 Le-Chun Wu <lcwu@google.com>
5405 Mark Wielaard <mjw@redhat.com>
5407 * common.opt (Wshadow=global): New option. Default for -Wshadow.
5408 (Wshadow=local): New option.
5409 (Wshadow-local): Hidden alias for -Wshadow=local.
5410 (Wshadow=compatible-local): New option.
5411 (Wshadow-compatible-local): Hidden alias for
5412 -Wshadow=compatible-local.
5413 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
5414 Wshadow=compatible-local.
5416 2016-10-31 Bin Cheng <bin.cheng@arm.com>
5418 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
5419 Check slp defs for COND_EXPR by swapping/inverting operands if the
5420 new parameter SWAP indicates so.
5421 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
5422 is isomorphic to the first stmt via swapping/inverting. Store swap
5423 information in the new parameter SWAP.
5424 (vect_build_slp_tree): New local array SWAP and pass it to function
5425 vect_build_slp_tree_1. Cleanup result handling code for function
5426 call to vect_get_and_check_slp_defs. Skip operand swapping if the
5427 order of operands has been fixed as indicated by SWAP[i].
5429 2016-10-31 Bin Cheng <bin.cheng@arm.com>
5431 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
5432 unnecessary data dependence check after visited store stmt.
5434 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5436 PR tree-optimization/71915
5437 PR tree-optimization/71490
5438 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
5440 (find_basis_for_base_expr): Require stride types to match when
5442 (alloc_cand_and_find_basis): Record the stride type.
5443 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
5444 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
5445 the expressions having those types.
5446 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
5447 (create_mul_ssa_cand): Likewise.
5448 (create_mul_imm_cand): Likewise.
5449 (create_add_ssa_cand): Likewise.
5450 (create_add_imm_cand): Likewise.
5451 (legal_cast_p_1): Change interface to accept types rather than the
5452 expressions having those types.
5453 (legal_cast_p): Pass types to legal_cast_p_1.
5454 (slsr_process_cast): Pass stride type to
5455 alloc_cand_and_find_basis.
5456 (slsr_process_copy): Likewise.
5457 (dump_candidate): Display stride type when a cast exists.
5458 (create_add_on_incoming_edge): Introduce a cast when necessary for
5460 (analyze_increments): Change the code checking for invalid casts
5461 to rely on the stride type, and update the documentation and
5462 example. Change the code checking for pointer multiplies to rely
5464 (insert_initializers): Introduce a cast when necessary for the
5465 stride type. Use the stride type for the type of the initializer.
5467 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5469 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
5471 2016-10-29 Jakub Jelinek <jakub@redhat.com>
5473 PR rtl-optimization/77919
5474 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
5475 into memory if both modes are complex and their inner modes have the
5476 same precision. If the two modes are different complex modes, convert
5477 each part separately and generate a new CONCAT.
5479 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
5481 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
5483 2016-10-29 Jakub Jelinek <jakub@redhat.com>
5486 * gimple-ssa-store-merging.c
5487 (imm_store_chain_info::output_merged_store): Use build_aligned_type
5488 instead of SET_TYPE_ALIGN on shared integral type.
5490 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
5492 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
5493 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
5496 2016-10-28 Jeff Law <law@redhat.com>
5498 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
5499 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
5501 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
5503 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
5505 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
5507 * target.def (min_arithmetic_precision): New hook.
5508 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
5509 * doc/tm.texi: Regenerate.
5510 * internal-fn.c (expand_arith_overflow): Adjust handling of target
5511 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
5512 * targhooks.c (default_min_arithmetic_precision): New function.
5513 * targhooks.h (default_min_arithmetic_precision): Declare.
5514 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
5515 (sparc_min_arithmetic_precision): New function.
5517 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
5520 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
5521 Swap commutative operands in new RTL if needed. Handle zero_ext
5523 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
5526 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5527 Kugan Vivekanandarajah <kuganv@linaro.org>
5528 Jim Wilson <jim.wilson@linaro.org>
5530 PR tree-optimization/43721
5531 * target.def: New hook expand_divmod_libfunc.
5532 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
5533 * doc/tm.texi: Regenerate.
5534 * internal-fn.def: Add new entry for DIVMOD ifn.
5535 * internal-fn.c (expand_DIVMOD): New.
5536 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
5538 (widen_mul_stats): Add new field divmod_calls_inserted.
5539 (target_supports_divmod_p): New.
5540 (divmod_candidate_p): Likewise.
5541 (convert_to_divmod): Likewise.
5542 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
5543 renumber_gimple_stmt_uids at beginning of function. Call
5544 convert_to_divmod and record stats for divmod.
5545 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
5546 TARGET_EXPAND_DIVMOD_LIBFUNC.
5547 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
5550 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
5551 Segher Boessenkool <segher@kernel.crashing.org>
5553 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
5554 swapping the arms of the branch.
5555 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
5556 sequence for the generic signed-signed-signed case.
5558 2016-10-28 Jeff Law <law@redhat.com>
5560 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
5562 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
5564 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
5566 PR rtl-optimization/78029
5567 * function.c (prologue_contains, epilogue_contains): New functions.
5568 (record_prologue_seq, record_epilogue_seq): New functions.
5569 * function.h (prologue_contains, epilogue_contains,
5570 record_prologue_seq, record_epilogue_seq): New declarations.
5571 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
5572 mixing prologue and epilogue insns.
5573 (init_deps): Initialize the new fields in struct deps_desc.
5574 * sched-int.h (struct deps_desc): New fields last_prologue,
5575 last_epilogue, and last_logue_was_epilogue.
5576 * shrink-wrap.c (emit_common_heads_for_components): Record all
5577 emitted prologue and epilogue insns.
5578 (emit_common_tails_for_components): Ditto.
5579 (insert_prologue_epilogue_for_components): Ditto.
5581 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5584 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
5585 * common.opt (fstore-merging): New Optimization option.
5586 * opts.c (default_options_table): Add entry for
5587 OPT_ftree_store_merging.
5588 * fold-const.h (can_native_encode_type_p): Declare prototype.
5589 * fold-const.c (can_native_encode_type_p): Define.
5590 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
5591 (PARAM_MAX_STORES_TO_MERGE): Likewise.
5592 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
5593 * passes.def: Insert pass_tree_store_merging.
5594 * tree-pass.h (make_pass_store_merging): Declare extern
5596 * gimple-ssa-store-merging.c: New file.
5597 * doc/invoke.texi (Optimization Options): Document
5599 (--param documentation): Document store-merging-allow-unaligned
5600 and max-stores-to-merge.
5602 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
5605 * gimplify.c (gimplify_init_constructor): Move emit of constructor
5606 assignment to earlier in the if/else logic.
5608 2016-10-28 Richard Biener <rguenther@suse.de>
5612 * fold-const.c (make_bit_field_ref): Only adjust alias set
5613 when the original alias set was zero.
5615 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5617 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
5618 (s390_adjust_loops): New function.
5619 (s390_reorg): Invoke s390_adjust_loops.
5620 * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
5621 ("osc_break"): New insn definition.
5623 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5625 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
5626 * config.gcc: Support alternate archXX cpu levels with
5627 --with-arch= and --with-tune=.
5628 * config/s390/linux.h: Translate new archXX cpu levels to the
5629 original names when calling GAS.
5630 * config/s390/tpf.h: Likewise.
5631 * doc/invoke.texi: Document the alternate cpu level names.
5633 2016-10-28 Jakub Jelinek <jakub@redhat.com>
5635 PR rtl-optimization/77919
5636 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
5637 MEM if mode1 is not a complex mode.
5639 PR rtl-optimization/78132
5640 * ree.c (combine_reaching_defs): Give up if copy_needed and
5641 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
5643 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
5645 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
5647 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
5649 * config/rs6000/constraints.md (wH constraint): Add new
5650 constraints for allowing 32-bit integers (and eventually 8/16-bit
5651 integers) into the vector registers.
5652 (wI constraint): Likewise.
5653 (wJ constraint): Likewise.
5654 (wK constraint): Likewise.
5655 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
5656 -mvsx-small-integer as a default option for ISA 2.07
5658 (POWERPC_MASKS): Likewise.
5659 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
5660 switch to turn off small integer support in vector registers.
5661 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
5662 test for -mupper-regs-di, since it is already done with the
5663 reg_add[mode].scalar_in_vsx_p. Add support for the switch
5664 -mvsx-small-integer.
5665 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
5667 (rs6000_setup_reg_addr_masks): Likewise.
5668 (rs6000_init_hard_regno_mode_ok): Likewise.
5669 (rs6000_option_override_internal): Add consistency checks for
5670 -mvsx-small-integer.
5671 (rs6000_secondary_reload_simple_move): SImode is a simple move if
5672 -mvsx-small-integer.
5673 (rs6000_secondary_reload): Use std::swap.
5674 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
5675 VSX_REGS for small integers in vector registers, since there is no
5676 D-FORM address mode for such types.
5677 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
5678 (rs6000_opt_masks): Add -mvsx-small-integer.
5679 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
5681 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
5682 extracts can be done on ISA 2.07.
5683 (vsx_extract_<mode>): Add support for small integers in vsx
5685 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
5686 longer support V4SImode in this pattern.
5687 (vsx_extract_si): New insn to support extraction of SImode in ISA
5688 2.07 using either xxextractuw or vspltw.
5689 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
5690 longer support V4SImode in this pattern.
5691 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
5692 wJ, and wK constraints.
5693 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
5694 storing SDmode with VSX instructions.
5695 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
5696 GPR load and before the FPR and VSX loads. Remove ??, ! from the
5697 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
5698 small integers in vector registers.
5699 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
5700 load and before the FPR and VSX loads. Remove ??, ! from the
5701 constraints. Add VEXTSW2D support for small integers in vector
5703 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
5704 integers in vector registers.
5705 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
5706 move instead of using an UNSPEC.
5707 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
5708 integers in vector registers.
5709 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
5710 move instead of using an UNSPEC.
5711 (movsi_internal1): Add support for -mvsx-small-integer. Align
5712 columns so that it is more readable.
5713 (SImode splitter for ISA 3.0 constants): Add splitter for
5714 -128..127 constants that can easily be constructed on ISA 3.0.
5715 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
5718 2016-10-27 Jakub Jelinek <jakub@redhat.com>
5721 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
5724 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
5726 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
5727 PIC_OFFSET_TABLE_REGNUM twice.
5729 2016-10-27 Bin Cheng <bin.cheng@arm.com>
5731 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
5732 support for constant operand for OP.
5734 2016-10-27 Jakub Jelinek <jakub@redhat.com>
5736 * dwarf2out.c (gen_member_die): Only reparent_child instead of
5737 splice_child_die if child doesn't have DW_AT_specification attribute.
5739 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
5741 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
5742 (TARGET_HAVE_LDREXBH): Likewise.
5743 (TARGET_HAVE_LDACQ): Likewise.
5745 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
5747 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
5748 logic to to decide whether to copy over old value to register for new
5750 * config/arm/sync.md: Add comments explaning why mode and code
5751 attribute are not defined in iterators.md
5752 (thumb1_atomic_op_str): New code attribute.
5753 (thumb1_atomic_newop_str): Likewise.
5754 (thumb1_atomic_fetch_op_str): Likewise.
5755 (thumb1_atomic_fetch_newop_str): Likewise.
5756 (thumb1_atomic_fetch_oldop_str): Likewise.
5757 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
5758 mirror the more restrictive constraints of the Thumb-1 insns after
5759 split compared to Thumb-2 counterpart insns.
5760 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
5761 in sync with non atomic version.
5762 (atomic_nand<mode>): Likewise.
5763 (atomic_fetch_<sync_optab><mode>): Likewise.
5764 (atomic_fetch_nand<mode>): Likewise.
5765 (atomic_<sync_optab>_fetch<mode>): Likewise.
5766 (atomic_nand_fetch<mode>): Likewise.
5767 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
5768 in sync with atomic version.
5769 (thumb1_subsi3_insn): Likewise.
5770 (thumb1_andsi3_insn): Likewise.
5771 (thumb1_iorsi3_insn): Likewise.
5772 (thumb1_xorsi3_insn): Likewise.
5774 2016-10-27 Nick Clifton <nickc@redhat.com>
5776 * plugin.c (register_plugin_info): Produce an error message if the
5777 plugin is not found in the hash table.
5779 2016-10-27 Bin Cheng <bin.cheng@arm.com>
5781 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
5784 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
5787 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
5788 define builtin functions from the bdesc_spe_predicates or
5789 bdesc_spe_evsel arrays if the builtin mask is not compatible with
5790 the current compiler configuration.
5791 (paired_init_builtins): Modify loop to not define define builtin
5792 functions from the bdesc_paried_preds array if the builtin mask is
5793 not compatible with the current compiler configuration.
5794 (altivec_init_builtins): Modify loops to not define the
5795 __builtin_altivec_stxvl function nor the builtin functions from
5796 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
5797 builtin mask is not compatible with the current compiler
5800 2016-10-26 Jeff Law <law@redhat.com>
5802 * config/sh/sh.c (output_branch): Add missing fallthru comments.
5803 (gen_shl_and): Likewise.
5804 * config/sh/sh.md (movsicc): Add missing fallthru comments.
5806 * config/mips/mips.c (mips16_constant_cost): Add missing
5808 (mips16_build_call_stub): Increase buffer size. Adjust
5811 2016-10-26 David Malcolm <dmalcolm@redhat.com>
5813 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
5814 INSN_UIDs for all insns in compact mode.
5815 (rtx_writer::print_rtx): Likewise.
5816 * print-rtl.h (rtx_writer::flag_compact): Update comment.
5817 * rtl-tests.c (selftest::test_dumping_insns): Update expected
5818 output to include INSN_UID.
5819 (selftest::test_uncond_jump): Likewise.
5821 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
5823 * haifa-sched.c (call_used_regs_num): Rename to...
5824 (call_saved_regs_num): ...this.
5825 (fixed_regs_num): New variable.
5826 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
5828 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
5830 2016-10-26 David Malcolm <dmalcolm@redhat.com>
5832 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
5834 * print-rtl.c (outfile): Delete global.
5835 (sawclose): Likewise.
5837 (in_call_function_usage): Likewise.
5838 (flag_compact): Likewise.
5839 (flag_simple): Likewise.
5840 (rtx_writer::rtx_writer): New ctor.
5841 (print_rtx_operand_code_0): Convert to...
5842 (rtx_writer::print_rtx_operand_code_0): ...this.
5843 (print_rtx_operand_code_e): Convert to...
5844 (rtx_writer::print_rtx_operand_code_e): ...this.
5845 (print_rtx_operand_codes_E_and_V): Convert to...
5846 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
5847 (print_rtx_operand_code_i): Convert to...
5848 (rtx_writer::print_rtx_operand_code_i): ...this.
5849 (print_rtx_operand_code_r): Convert to...
5850 (rtx_writer::print_rtx_operand_code_r): ...this.
5851 (print_rtx_operand_code_u): Convert to...
5852 (rtx_writer::print_rtx_operand_code_u): ...this.
5853 (print_rtx_operand): Convert to...
5854 (rtx_writer::print_rtx_operand): ...this.
5855 (print_rtx): Convert to...
5856 (rtx_writer::print_rtx): ...this.
5857 (print_inline_rtx): Rewrite in terms of class rtx_writer.
5858 (debug_rtx): Likewise.
5859 (print_rtl): Convert to...
5860 (rtx_writer::print_rtl): ...this.
5861 (print_rtl): Reimplement in terms of class rtx_writer.
5862 (print_rtl_single): Rewrite in terms of class rtx_writer.
5863 (print_rtl_single_with_indent): Convert to..
5864 (rtx_writer::print_rtl_single_with_indent): ...this.
5865 (print_simple_rtl): Rewrite in terms of class rtx_writer.
5866 * print-rtl.h (flag_compact): Delete decl.
5867 (class rtx_writer): New class.
5868 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
5871 2016-10-26 Jeff Law <law@redhat.com>
5873 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
5876 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
5877 (check_if_valid_sleep_operand): Add missing fallthru comment.
5878 (arc_register_move_cost): Increase buffer size.
5879 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
5881 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
5883 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
5884 comment. Add gcc_unreachable for path that should never happen.
5886 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
5889 2016-10-26 Jakub Jelinek <jakub@redhat.com>
5890 Martin Liska <mliska@suse.cz>
5893 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
5894 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
5895 on outer context if any.
5897 2016-10-26 Jakub Jelinek <jakub@redhat.com>
5899 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
5900 by increment rather than double it.
5901 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
5902 emit a space before args[4].
5903 (END): Don't emit a space before with_arg.
5905 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
5907 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
5908 Baseline only alternatives to (i) hold store atomic success value in a
5909 return register rather than a scratch register, (ii) use a low register
5910 for it and to (iii) ensure the cbranchsi insn generated by the split
5911 respect the constraints of Thumb-1 cbranchsi4_insn and
5913 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
5914 constraints must match those in atomic_compare_and_swap.
5915 (cbranchsi4_scratch): Likewise.
5917 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
5919 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
5920 variable. Add the new parameter to the insn generator. Set that
5921 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
5922 return value from the negation of that parameter for Thumb-1, keeping
5923 the logic unchanged otherwise except for using bdst as the destination
5924 register of the compare_and_swap insn.
5925 (arm_split_compare_and_swap): Add explanation about how is the value
5926 returned to the function comment. Rename scratch variable to
5927 neg_bval. Adapt initialization of variables holding operands to the
5928 new operand numbers. Use return register to hold result of store
5929 exclusive for Thumb-1, scratch register otherwise. Construct the
5930 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
5931 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
5932 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
5933 for strongly ordered compare_and_swap.
5934 * config/arm/predicates.md (cc_register_operand): New predicate.
5935 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
5936 match_operand with the new predicate to accept either the CC flag or a
5937 destination register for the boolean return value, restricting it to
5938 CC flag only via constraint. Adapt operand numbers accordingly.
5940 2016-10-26 Jeff Law <law@redhat.com>
5942 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
5944 * config/frv/frv.c (comparison_string): Do not fall through after
5947 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
5949 (expand_one_builtin): Add missing break.
5951 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
5952 (m32c_legitimate_address_p): Likewise.
5954 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
5956 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
5958 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
5961 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
5964 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
5966 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
5968 (rl78_asm_ctor_dtor): Increase buffer size.
5970 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
5972 (xstormy16_asm_output_constructor): Likewise.
5974 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
5977 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
5978 comment to silence warning.
5980 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
5981 (spu_legitimate_address_p): Fix logic error and add missing fallthru
5984 2016-10-26 Michael Matz <matz@suse.de>
5986 PR tree-optimization/78060
5987 PR tree-optimization/78061
5988 PR tree-optimization/78088
5989 * tree-ssa-loop-split.c (easy_exit_values): New function.
5990 (tree_ssa_split_loops): Use it.
5991 (compute_new_first_bound): Change order of operations,
5992 fix invalid use of types.
5994 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
5996 gen-pass-instances.awk is sensitive to the order in which
5997 passes are added; passes that appear later have to be added first.
6001 * config/avr/avr-passes.def: Swap order of directives for
6002 gen-pass-instances.awk.
6004 2016-10-25 Jeff Law <law@redhat.com>
6006 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
6007 (vax_notice_update_cc): Likewise.
6009 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
6011 * config.gcc (sparc*-*-solaris2*): Adjust.
6012 (sparc64-*-linux*): Likewise.
6013 * config/sparc/default-64.h: Rename to...
6014 * config/sparc/default64.h: ...this.
6015 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
6017 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
6018 * config/sparc/sparc.h: Minor tweaks.
6019 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
6020 TARGET_ARCH32 throughout. Minor various tweaks throughout.
6022 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6024 * input.c (fcache::file_patch): Add comment about lifetime.
6025 (selftest::cpp_reader_ptr): New class.
6026 (selftest::lexer_test): Convert m_parser from cpp_reader *
6027 to a cpp_reader_ptr, and move m_tempfile to after it.
6028 (selftest::lexer_test::lexer_test): Update for above reordering.
6029 (lexer_test::~lexer_test): Move cleanup of m_parser to
6030 cpp_reader_ptr's dtor.
6032 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6034 * toplev.c (toplev::main): Remove call to
6035 location_adhoc_data_fini.
6037 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
6039 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
6040 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
6042 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6044 * ggc-tests.c (forcibly_ggc_collect): Rename to...
6045 (selftest::forcibly_ggc_collect): ...this, and remove "static".
6046 (test_basic_struct): Update for above renaming.
6047 (test_length): Likewise.
6048 (test_union): Likewise.
6049 (test_finalization): Likewise.
6050 (test_deletable_global): Likewise.
6051 (test_inheritance): Likewise.
6052 (test_chain_next): Likewise.
6053 (test_user_struct): Likewise.
6054 (test_tree_marking): Likewise.
6055 * selftest-run-tests.c (selftest::run_tests): Call
6056 selftest::forcibly_ggc_collect at the end of the selftests.
6057 * selftest.h (selftest::forcibly_ggc_collect): New decl.
6059 2016-10-25 Jakub Jelinek <jakub@redhat.com>
6062 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
6063 * optabs.c (expand_vec_cond_expr): For comparison codes
6064 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
6065 (expand_vec_cmp_expr): For comparison codes
6066 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
6067 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
6068 Add enum tree_code argument.
6069 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
6071 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
6072 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
6074 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
6075 NE_EXPR, attempt to use vcondeq_optab as fallback.
6076 * tree-vect-generic.c (expand_vector_comparison,
6077 expand_vector_divmod, expand_vector_condition): Adjust
6078 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
6079 * tree-vect-stmts.c (vectorizable_condition,
6080 vectorizable_comparison): Likewise.
6081 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
6082 check_bool_pattern, search_type_for_mask_1): Likewise.
6083 * expr.c (do_store_flag): Likewise.
6084 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
6085 @code{vcondeq@var{m}@var{n}}): Document.
6086 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
6089 2016-10-25 Jeff Law <law@redhat.com>
6091 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
6093 (v850_output_aligned_bss): Add missing break.
6095 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
6097 2016-10-25 Martin Liska <mliska@suse.cz>
6100 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
6101 statements as they can also contain possibly a freeing call.
6103 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
6104 Martin Liska <mliska@suse.cz>
6107 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
6108 * ipa-icf.c (sem_function::get_hash): Add target optimization
6111 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
6114 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
6115 Remove partial overlap check for shift by 1.
6116 (ashldi3_neon): Likewise.
6118 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
6120 * config/arm/constraints.md (Q constraint): Document its use for
6122 (Pf constraint): New constraint for relaxed, consume or relaxed memory
6124 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
6125 alternatives to allow any register when memory model matches Pf and
6126 thus lda is used, but only low registers otherwise. Use unpredicated
6127 output template for Thumb-1 targets.
6128 (atomic_store<mode>): Likewise for stl.
6129 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
6130 whose output template does not have predication.
6131 (arm_load_acquire_exclusive<mode>): Likewise.
6132 (arm_load_exclusivesi): Likewise.
6133 (arm_load_acquire_exclusivesi): Likewise.
6134 (arm_store_release_exclusive<mode>): Likewise.
6135 (arm_store_exclusive<mode>): Use unpredicated output template for
6138 2016-10-25 Jakub Jelinek <jakub@redhat.com>
6140 * internal-fn.def (LAUNDER): New internal function.
6141 * internal-fn.c (expand_LAUNDER): New function.
6143 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
6144 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
6146 New avr target pass to work around performance loss by PR fix.
6150 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
6151 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
6152 * config/avr/predicates.md (extend_operator): New.
6153 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
6154 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
6155 (make_avr_pass_casesi): New prototypes.
6156 * config/avr/avr.c (print-rtl.h): Include it.
6157 (pass_data avr_pass_data_casesi): Data for new pass.
6158 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
6159 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
6160 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
6161 (avr_optimize_casesi): New functions.
6163 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
6164 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
6168 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
6170 2016-10-24 Jakub Jelinek <jakub@redhat.com>
6172 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
6173 DW_AT_rvalue_reference attributes.
6175 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
6177 * doc/invoke.text (Wint-in-bool-context): Update documentation.
6178 * value-prof.c (stringop_block_profile): Fix a warning.
6180 2016-10-24 Martin Sebor <msebor@redhat.com>
6183 * builtins.c (string_length): New function.
6184 (c_strlen): Use string_length. Correctly handle wide strings.
6185 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
6187 (target_int_max): Call target_max_value.
6188 (format_result::knownrange): New data member.
6189 (fmtresult::fmtresult): Define default constructor.
6190 (format_integer): Use it and set format_result::knownrange.
6191 Handle global constants.
6192 (format_floating_max): Add third argument.
6193 (format_floating): Recompute maximum value for %a for each argument.
6194 (get_string_length): Use fmtresult default ctor.
6195 (format_string): Set format_result::knownrange.
6196 (format_directive): Check format_result::knownrange.
6197 (add_bytes): Same. Correct caret placement in diagnostics.
6198 (pass_sprintf_length::compute_format_length): Set
6199 format_result::knownrange.
6200 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
6202 2016-10-24 Jakub Jelinek <jakub@redhat.com>
6204 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
6205 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
6207 2016-10-24 Ximin Luo <infinity0@pwned.gg>
6210 * dwarf2out.c (file_table_relative_p): Remove.
6211 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
6212 also for absolute paths.
6213 * doc/tm.texi: Update.
6214 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
6215 * target.def (force_at_comp_dir): Remove hook.
6216 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
6218 2016-10-24 Richard Biener <rguenther@suse.de>
6220 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
6221 backedges when identifying the single predecessor to take
6222 conditional info from. Use SCEV to get at ranges for loop IVs.
6223 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
6224 avoid false warning.
6226 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
6229 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
6230 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
6231 (avr_address_tiny_absdata_p): New static function.
6232 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
6233 it to determine validity of constant addresses.
6234 (avr_attribute_table) [absdata]: New variable attribute...
6235 (avr_handle_absdata_attribute): ...and handler.
6236 (avr_decl_absdata_p): New static function.
6237 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
6238 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
6239 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
6241 2016-10-24 Richard Biener <rguenther@suse.de>
6243 PR tree-optimization/78076
6244 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
6245 also on the loop tree root.
6247 2016-10-24 Jakub Jelinek <jakub@redhat.com>
6249 * config/i386/i386.c (ix86_fold_builtin): Handle
6250 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
6251 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
6252 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
6253 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
6255 2016-10-24 Martin Liska <mliska@suse.cz>
6258 * opts.c (finish_options): Skip conditionally.
6260 2016-10-23 Martin Sebor <msebor@redhat.com>
6263 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
6264 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
6266 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
6268 * config/sparc/sparc.md (cpu_feature): Minor tweak.
6269 (enabled): Likewise.
6270 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
6271 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
6272 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
6273 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
6274 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
6275 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
6277 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
6279 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
6280 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
6282 2016-10-21 Andrew Pinski <apinski@cavium.com>
6284 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
6286 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
6287 implementer_id to unsigned char.
6288 Change part_no to unsigned int.
6289 (AARCH64_BIG_LITTLE): New define.
6290 (INVALID_IMP): New define.
6291 (INVALID_CORE): New define.
6292 (cpu_data): Change the last element's implementer_id and part_no to
6294 (valid_bL_string_p): Rewrite to ..
6295 (valid_bL_core_p): this for integers instead of strings.
6296 (parse_field): New function.
6297 (contains_string_p): Rewrite to ...
6298 (contains_core_p): this for integers and only for the part_no.
6299 (host_detect_local_cpu): Rewrite handling of implementation and
6300 par num to be integers; simplifying the code.
6302 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
6304 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
6305 value range for pointers in more cases.
6307 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
6309 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
6310 Add extra argument to allow emitting the move immediate.
6311 Use add/sub with positive immediate.
6312 (aarch64_add_constant): Add inline function.
6313 (aarch64_add_sp): Likewise.
6314 (aarch64_sub_sp): Likewise.
6315 (aarch64_expand_prologue): Call aarch64_sub_sp.
6316 (aarch64_expand_epilogue): Call aarch64_add_sp.
6317 Decide when to leave out move.
6318 (aarch64_output_mi_thunk): Call aarch64_add_constant.
6320 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
6322 * config/aarch64/aarch64.c (aarch64_layout_frame):
6323 Align FP callee-saves.
6325 2016-10-21 Jakub Jelinek <jakub@redhat.com>
6327 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
6328 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
6330 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
6331 _rdseed64_step): Likewise.
6332 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
6335 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
6336 and tree-ssanames.h.
6337 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
6338 with INTEGER_CST argument.
6339 (ix86_gimple_fold_builtin): New function.
6340 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
6342 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
6343 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
6344 (ranges_table_allocated, ranges_table_in_use,
6345 ranges_by_label_allocated, ranges_by_label_in_use,
6346 RANGES_TABLE_INCREMENT): Removed.
6347 (add_ranges_num): Use vec_safe_push into ranges_table.
6348 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
6349 (output_ranges): Adjust for ranges_table and ranges_by_label
6350 conversion from arrays to vec.
6351 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
6352 conversion from arrays to vec.
6353 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
6354 ranges_table_in_use, ranges_by_label_allocated and
6355 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
6357 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
6358 if needed. Re-add origin_die variable and its initialization.
6360 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
6361 even for -fstack-reuse=none, or for volatile vars etc.
6363 2016-10-21 David Malcolm <dmalcolm@redhat.com>
6365 * print-rtl-function.c (flag_compact): Move extern decl to...
6366 * print-rtl.h (flag_compact): ...here.
6367 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
6368 (ASSERT_RTL_DUMP_EQ): New macro.
6369 (selftest::test_dumping_regs): New function.
6370 (selftest::test_dumping_insns): New function.
6371 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
6373 (selftest::rtl_tests_c_tests): Call the new test functions.
6375 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6377 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
6378 (outgoing_edges_match): Likewise.
6379 (try_crossjump_to_edge): Likewise.
6380 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
6381 (rtl_tidy_fallthru_edge): Likewise.
6382 * rtl.h (tablejump_p): Adjust prototype.
6383 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
6385 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6387 * rtl.h (label_ref_label): New function.
6388 (set_label_ref_label): New function.
6389 (LABEL_REF_LABEL): Delete.
6390 * alias.c (rtx_equal_for_memref_p): Adjust.
6391 * cfgbuild.c (make_edges): Likewise.
6392 (purge_dead_tablejump_edges): Likewise.
6393 * cfgexpand.c (convert_debug_memory_address): Likewise.
6394 * cfgrtl.c (patch_jump_insn): Likewise.
6395 * combine.c (distribute_notes): Likewise.
6396 * cse.c (hash_rtx_cb): Likewise.
6397 (exp_equiv_p): Likewise.
6398 (fold_rtx): Likewise.
6399 (check_for_label_ref): Likewise.
6400 * cselib.c (rtx_equal_for_cselib_1): Likewise.
6401 (cselib_hash_rtx): Likewise.
6402 * emit-rtl.c (mark_label_nuses): Likewise.
6403 * explow.c (convert_memory_address_addr_space_1): Likewise.
6404 * final.c (output_asm_label): Likewise.
6405 (output_addr_const): Likewise.
6406 * gcse.c (add_label_notes): Likewise.
6407 * genconfig.c (walk_insn_part): Likewise.
6408 * genrecog.c (validate_pattern): Likewise.
6409 * ifcvt.c (cond_exec_get_condition): Likewise.
6410 (noce_emit_store_flag): Likewise.
6411 (noce_get_alt_condition): Likewise.
6412 (noce_get_condition): Likewise.
6413 * jump.c (maybe_propagate_label_ref): Likewise.
6414 (mark_jump_label_1): Likewise.
6415 (redirect_exp_1): Likewise.
6416 (rtx_renumbered_equal_p): Likewise.
6417 * lra-constraints.c (operands_match_p): Likewise.
6418 * print-rtl.c (print_value): Likewise.
6419 * reload.c (find_reloads): Likewise.
6420 * reload1.c (set_label_offsets): Likewise.
6421 * reorg.c (get_branch_condition): Likewise.
6422 * rtl-tests.c (test_uncond_jump): Likewise.
6423 * rtl.c (rtx_equal_p_cb): Likewise.
6424 (rtx_equal_p): Likewise.
6425 * rtlanal.c (reg_mentioned_p): Likewise.
6426 (rtx_referenced_p): Likewise.
6427 (get_condition): Likewise.
6428 * varasm.c (const_hash_1): Likewise.
6429 (compare_constant): Likewise.
6430 (const_rtx_hash_1): Likewise.
6431 (output_constant_pool_1): Likewise.
6433 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6436 * reload.c (find_valid_class_1): Allow regclass if atleast one
6437 regno in regclass is ok. Compute and use rclass size based on
6438 actually available regnos for mode in rclass.
6440 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
6442 * config/sparc/sparc-modes.def (CCV): New.
6444 * config/sparc/predicates.md (v_comparison_operator): New.
6445 (icc_comparison_operator): Add support for CCV/CCXV.
6446 (xcc_comparison_operator): Likewise.
6447 * config/sparc/sparc.c (output_cbranch): Likewise.
6448 (sparc_print_operand): Likewise.
6449 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
6450 (uaddvdi4): New expander.
6451 (addvdi4): Likewise.
6452 (uaddvdi4_sp32): New instruction.
6453 (addvdi4_sp32): Likewise.
6454 (uaddvsi4): New expander.
6455 (addvsi4): Likewise.
6456 (cmp_ccc_plus_sltu_set): New instruction.
6457 (cmp_ccv_plus): Likewise.
6458 (cmp_ccxv_plus): Likewise.
6459 (cmp_ccv_plus_set): Likewise.
6460 (cmp_ccxv_plus_set): Likewise.
6461 (cmp_ccv_plus_sltu_set): Likewise.
6462 (uaddvdi4): New expander.
6463 (subvdi4): Likewise.
6464 (usubdi4_sp32): New instruction.
6465 (subvdi4_sp32): Likewise.
6466 (usubvsi4): New expander.
6467 (subvsi4): Likewise.
6468 (cmpsi_minus_sltu_set): New instruction.
6469 (cmp_ccv_minus): Likewise.
6470 (cmp_ccxv_minus): Likewise.
6471 (cmp_ccv_minus_set): Likewise.
6472 (cmp_ccxv_minus_set): Likewise.
6473 (cmp_ccv_minus_sltu_set): Likewise.
6474 (unegvdi3): New expander.
6475 (negvdi3): Likewise.
6476 (unegdi3_sp32): New instruction.
6477 (negvdi3_sp32): Likewise.
6478 (unegvsi3): New expander.
6479 (negvsi3): Likewise.
6480 (cmp_ccc_neg_sltu_set): New instruction.
6481 (cmp_ccv_neg): Likewise.
6482 (cmp_ccxv_neg): Likewise.
6483 (cmp_ccv_neg_set): Likewise.
6484 (cmp_ccxv_neg_set): Likewise.
6485 (cmp_ccv_neg_sltu_set): Likewise.
6487 * tree-ssa-loop-split.c: Remove trailing spaces.
6488 * match.pd: Likewise.
6490 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6492 PR rtl-optimization/78038
6493 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
6494 be deduced to set REG through the RTL structure.
6495 (make_defs_and_copies_lists): Return false on a failing get_defs call.
6497 2016-10-21 Richard Biener <rguenther@suse.de>
6499 PR tree-optimization/78051
6500 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
6501 and mark replaced if folding did something.
6503 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
6505 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
6506 and "protected" in visibility types.
6507 (rs6000_xcoff_declare_function_name): Fix formatting.
6508 (rs6000_xcoff_declare_object_name): Fix formatting.
6510 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
6512 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
6513 and IX86_BUILTIN_HUGE_VALQ here ...
6514 (ix86_expand_builtin): ... not here.
6516 2016-10-20 Jakub Jelinek <jakub@redhat.com>
6518 * doc/gty.texi (for_user): Use @item next to @findex.
6520 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
6523 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
6524 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
6525 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
6526 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
6527 __builtin_ia32_lzcnt_u16.
6528 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
6529 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
6530 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
6531 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
6532 (bmi_tzcnt_<mode>): New expander.
6533 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
6534 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
6535 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
6536 (lzcnt_<mode>): New expander.
6537 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
6538 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
6539 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
6540 (UINT64_FTYPE_UINT64): New.
6541 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
6542 (__builtin_ia32_lzcnt_u16): New description.
6543 (__builtin_ia32_lzcnt_u32): Ditto.
6544 (__builtin_ia32_lzcnt_u64): Ditto.
6545 (__builtin_ctzs): Remove description.
6546 (__builtin_ia32_tzcnt_u16): New description.
6547 (__builtin_ia32_tzcnt_u32): Ditto.
6548 (__builtin_ia32_tzcnt_u64): Ditto.
6549 * config/i386/i386.c (ix86_expand_args_builtin): Handle
6550 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
6552 2016-10-20 Martin Liska <mliska@suse.cz>
6555 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
6556 comparison with STMT_UID_NOT_IN_RANGE.
6557 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
6560 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
6562 * compare-elim.c (conforming_compare): Accept UNSPECs.
6563 (find_comparison_dom_walker::before_dom_children): Deal with
6564 instructions both using and killing the flags register.
6565 (equivalent_reg_at_start): New function extracted from...
6566 (try_eliminate_compare): ...here. Use it and add support for
6567 registers and UNSPECs as second operand of the compare.
6568 * config/visium/visium-modes.def (CCV): New.
6569 * config/visium/predicates.md (visium_v_comparison_operator): New.
6570 (visium_branch_operator): Deal with CCV mode.
6571 * config/visium/visium.c (visium_select_cc_mode): Likewise.
6572 (output_cbranch): Likewise.
6573 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
6574 (uaddv<mode>4): New expander.
6575 (addv<mode>4): Likewise.
6576 (add<mode>3_insn_set_carry): New instruction.
6577 (add<mode>3_insn_set_overflow): Likewise.
6578 (addsi3_insn_set_overflow): Likewise.
6579 (usubv<mode>4): New expander.
6580 (subv<mode>4): Likewise.
6581 (sub<mode>3_insn_set_carry): New instruction.
6582 (sub<mode>3_insn_set_overflow): Likewise.
6583 (subsi3_insn_set_overflow): Likewise.
6584 (unegv<mode>3): New expander.
6585 (negv<mode>3): Likewise.
6586 (neg<mode>2_insn_set_overflow): New instruction.
6587 (addv_tst<mode>): Likewise.
6588 (subv_tst<mode>): Likewise.
6589 (negv_tst<mode>): Likewise.
6590 (cbranch<mode>4_addv_insn): New splitter and instruction.
6591 (cbranch<mode>4_subv_insn): Likewise.
6592 (cbranch<mode>4_negv_insn): Likewise.
6594 2016-10-20 Richard Biener <rguenther@suse.de>
6596 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
6597 Handle decls possibly not bound.
6598 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
6599 nothing_id for decls that might not be bound if we are interested
6601 (get_constraint_for_component_ref): Deal with that.
6603 2016-10-20 Michael Matz <matz@suse.de>
6606 * common.opt (-fsplit-loops): New flag.
6607 * passes.def (pass_loop_split): Add.
6608 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
6609 (enable_fdo_optimizations): Add loop splitting.
6610 * timevar.def (TV_LOOP_SPLIT): Add.
6611 * tree-pass.h (make_pass_loop_split): Declare.
6612 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
6613 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
6614 * tree-ssa-loop-split.c: New file.
6615 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
6616 * doc/invoke.texi (fsplit-loops): Document.
6617 * doc/passes.texi (Loop optimization): Add paragraph about loop
6620 2016-10-20 Richard Biener <rguenther@suse.de>
6622 * cgraphunit.c (analyze_functions): Set node->definition to
6623 false to signal symbol removal to debug_hooks->late_global_decl.
6624 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
6625 WPA signal symbol removal to the debuginfo machinery.
6626 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
6627 using early_finised to guard the we're called for symbol
6628 removal case look at the symtabs definition flag.
6629 (gen_variable_die): Remove redundant check.
6631 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6633 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
6635 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6637 PR tree-optimization/53979
6638 * match.pd ((a ^ b) | a -> a | b): New pattern.
6640 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
6642 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
6643 config/pa/pa64-hpux-lib.h.
6644 (PA_CRTBEGIN_HACK): Likewise.
6645 (DTOR_LIST_BEGIN): Likewise.
6647 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
6649 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
6650 register only if "in" and "out" are different registers.
6652 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
6654 * omp-low.c (pass_oacc_device_lower::gate): New method.
6655 (execute): Always call execute_oacc_device_lower.
6657 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6659 PR tree-optimization/77916
6660 PR tree-optimization/77937
6661 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
6663 (insert_initializers): Requirement of initializer for -1 should be
6664 based on pointer-typedness of the candidate basis.
6666 2016-10-19 Bin Cheng <bin.cheng@arm.com>
6668 PR tree-optimization/78005
6669 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
6670 upper (included) bound for niters of prolog loop.
6671 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
6672 Compute niters of scalar loop above which vectorized loop is
6673 preferred, as well as the upper (included) bound for the niters.
6674 (vect_do_peeling): Record niter bound for loops accordingly.
6676 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
6679 * tree-core.h (enum tree_index): Put the complex types after their
6681 * tree-streamer.c (verify_common_node_recorded): New function.
6682 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
6684 2016-10-19 Martin Liska <mliska@suse.cz>
6686 * cgraph.h (cgraph_edge::binds_to_current_def_p):
6687 Replace NULL with false as a return value.
6689 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
6691 PR tree-optimization/78024
6692 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
6693 don't clear BB_VISITED after processing.
6695 2016-10-19 Richard Biener <rguenther@suse.de>
6697 * domwalk.c (dom_walker::walk): Use RPO order.
6699 2016-10-19 Richard Biener <rguenther@suse.de>
6701 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
6703 (evrp_dom_walker::~evrp_dom_walker): Free it.
6704 (evrp_dom_walker::stmts_to_remove): Add.
6705 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
6706 whose output we fully propagate for removal. Propagate
6707 into BB destination PHI arguments.
6708 (execute_early_vrp): Remove queued stmts. Dump value ranges
6709 before stmt removal.
6711 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
6713 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
6714 * passes.def: Add two instances of pass_walloca.
6715 * tree-pass.h (make_pass_walloca): New.
6716 * gimple-ssa-warn-alloca.c: New file.
6717 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
6718 -Wvla-larger-than= options.
6720 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
6722 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
6723 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
6725 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
6727 * config/rs6000/altivec.h (vec_xl_len): New macro.
6728 (vec_xst_len): New macro.
6729 (vec_cmpnez): New macro.
6730 (vec_cntlz_lsbb): New macro.
6731 (vec_cnttz_lsbb): New macro.
6732 (vec_xlx): New macro.
6733 (vec_xrx): New macro.
6734 (vec_all_nez): New C++ predicate template.
6735 (vec_any_eqz): New C++ predicate template.
6736 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
6737 conditional compilation.
6738 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
6739 conditional compilation.
6740 (vec_all_nez): New macro.
6741 (vec_any_eqz): New macro.
6742 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
6744 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
6746 * config/rs6000/vector.md (VI): Moved this mode iterator
6747 definition from altivec.md to vector.md.
6748 (UNSPEC_NEZ_P): New value.
6749 (vector_ne_<mode>_p): New expansion for implementation of
6750 vec_all_ne and vec_any_eq built-in functions.
6751 (vector_nez_<mode>_p): New expansion for implementation of
6752 vec_all_nez and vec_any_eqz built-in functions.
6753 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
6754 and vec_any_eq built-in function.
6755 (cr6_test_for_zero): New commentary to explain this expansion.
6756 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
6757 (cr6_test_for_lt): New commentary to explain this expansion.
6758 (cr6_test_for_lt_reverse): New commentary to explain this
6760 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6761 overloaded function prototypes for vec_all_ne, vec_all_nez,
6762 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
6763 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
6765 (altivec_resolve_overloaded_builtin): Modify the handling of
6766 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
6767 the compiler is configured to support TARGET_P9_VECTOR.
6768 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
6769 to explain the special processing that is given to predicate
6770 built-ins introduced using this macro.
6771 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
6772 the special processing given to predicate built-ins introduced
6774 (BU_VSX_P): Likewise.
6775 (BU_P8V_AV_P): Likewise.
6776 (BU_P9V_AV_P): Likewise.
6777 (BU_P9V_AV_X): New macro.
6778 (BU_P9V_64BIT_AV_X): New macro.
6779 (BU_P9V_VSX_3): New macro.
6780 (BU_P9V_OVERLOAD_P): New macro.
6781 (LXVL): New BU_P9V_64BIT_VSX_2.
6782 (VEXTUBLX): New BU_P9V_AV_2.
6783 (VEXTUBRX): Likewise.
6784 (VEXTUHLX): Likewise.
6785 (VEXTUHRX): Likewise.
6786 (VEXTUWLX): Likewise.
6787 (VEXTUWRX): Likewise.
6788 (STXVL): New BU_P9V_64BIT_AV_X.
6789 (VCLZLSBB): New BU_P9V_AV_1.
6790 (VCTZLSBB): Likewise.
6791 (CMPNEB): New BU_P9V_AV_2.
6796 (VCMPNEB_P): New BU_P9V_AV_P.
6797 (VCMPNEH_P): Likewise.
6798 (VCMPNEW_P): Likewise.
6799 (VCMPNED_P): Likewise.
6800 (VCMPNEFP_P): Likewise.
6801 (VCMPNEDP_P): Likewise.
6802 (CMPNEZB): New BU_P9V_AV_2.
6803 (CMPNEZH): Likewise.
6804 (CMPNEZW): Likewise.
6805 (VCMPNEZB_P): New BU_P9V_AV_P.
6806 (VCMPNEZH_P): Likewise.
6807 (VCMPNEZW_P): Likewise.
6808 (LXVL): New BU_P9V_OVERLOAD_2.
6809 (STXVL): New BU_P9V_OVERLOAD_3.
6810 (VEXTULX): New BU_P9V_OVERLOAD_2.
6811 (VEXTURX): Likewise.
6813 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
6814 (VCMPNE_P): Likewise.
6815 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
6816 (VCTZLSBB): Likewise.
6817 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
6818 comment to explain mode used for scratch register.
6819 (altivec_expand_stxvl_builtin): New function.
6820 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
6821 (altivec_init_builtins): Add initialized variable
6822 void_ftype_v16qi_pvoid_long and use this type to define the
6823 built-in function __builtin_altivec_stxvl.
6824 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
6825 (UNSPEC_STXVL): New value.
6826 (UNSPEC_VCLZLSBB): New value.
6827 (UNSPEC_VCTZLSBB): New value.
6828 (UNSPEC_VEXTUBLX): New value.
6829 (UNSPEC_VEXTUHLX): New value.
6830 (UNSPEC_VEXTUWLX): New value.
6831 (UNSPEC_VEXTUBRX): New value.
6832 (UNSPEC_VEXTUHRX): New value.
6833 (UNSPEC_VEXTUWRX): New value.
6834 (UNSPEC_VCMPNEB): New value.
6835 (UNSPEC_VCMPNEZB): New value.
6836 (UNSPEC_VCMPNEH): New value.
6837 (UNSPEC_VCMPNEZH): New value.
6838 (UNSPEC_VCMPNEW): New value.
6839 (UNSPEC_VCMPNEZW): New value.
6840 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
6841 vector of integer modes.
6842 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
6843 vector of float or double modes.
6844 (*vector_nez_<mode>_p): New insn for vector test all not equal or
6846 (lxvl): New expand for load VSX vector with length.
6847 (*lxvl): New insn for load VSX vector with length.
6848 (stxvl): New expand for store VSX vector with length.
6849 (*stxvl): New insn for store VSX vector with length.
6850 (vcmpneb): New insn for vector of byte compare not equal.
6851 (vcmpnezb): New insn for vector of byte compare not equal or zero.
6852 (vcmpneh): New insn for vector of half word compare not equal.
6853 (vcmpnezh): New insn for vector of half word compare not equal or
6855 (vcmpnew): New insn for vector of word compare not equal.
6856 (vcmpne<VSs>): New insn for vector of float or double compare not
6858 (vcmpnezw): New insn for vector of word compare not equal or zero.
6859 (vclzlsbb): New insn for vector count leading zero
6860 least-significant bits byte.
6861 (vctzlsbb): New insn for vector count trailing zero least
6862 signficant bits byte.
6863 (vextublx): New insn for vector extract unsigned byte left
6865 (vextubrx): New insn for vector extract unsigned byte right
6867 (vextuhlx): New insn for vector extract unsigned half word left
6869 (vextuhrx): New insn for vector extract unsigned half word right
6871 (vextuwlx): New insn for vector extract unsigned word left
6873 (vextuwrx): New insn for vector extract unsigned word right
6875 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
6876 clarify intent of this constant.
6877 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
6878 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
6879 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
6880 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
6881 and vec_xrx functions.
6883 2016-10-18 Andrew Pinski <apinski@cavium.com>
6886 * predict.c (is_exit_with_zero_arg): New function.
6887 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
6890 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
6893 * config/i386/i386.c (legitimize_tls_address)
6894 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
6895 convert dest to Pmode if different than Pmode.
6897 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6899 PR tree-optimization/77916
6900 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
6901 stopgap fix, as pointers with -1 increment are still broken.
6903 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
6905 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
6906 mapping class decoration from here...
6907 (rs6000_xcoff_encode_section): ...to here.
6909 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
6910 if shrink-wrapping and optimizing for speed.
6912 2016-10-18 Richard Biener <rguenther@suse.de>
6914 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
6915 not visited but non-executable predecessors. Return taken edge.
6916 Simplify conditions and refactor propagation vs. folding step.
6918 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
6920 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
6921 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
6922 (rs6000_get_separate_components): Assert we do not have those
6923 strategies selected.
6925 2016-10-18 Richard Biener <rguenther@suse.de>
6927 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
6928 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
6930 (substitute_and_fold_dom_walker): Adjust constructor.
6931 (substitute_and_fold_dom_walker::before_dom_children): Remove
6932 do_dce flag and handling (always true).
6933 (substitute_and_fold): Likewise.
6934 * tree-vrp.c (vrp_finalize): Adjust.
6935 (execute_early_vrp): Remove final BB_VISITED clearing.
6936 * tree-ssa-ccp.c (ccp_finalize): Adjust.
6937 * tree-ssa-copy.c (fini_copy_prop): Likewise.
6938 * ira.c (ira): Call clear_bb_flags.
6940 2016-10-18 Richard Biener <rguenther@suse.de>
6942 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
6943 get at the operand to look at with TREE_OPERAND for generic
6946 2016-10-18 David Malcolm <dmalcolm@redhat.com>
6948 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
6950 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
6951 (write_test_expr): Use rtx_reader_ptr for calls to
6953 (write_attr_value): Likewise.
6954 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
6955 call to print_md_ptr_loc.
6956 (write_one_condition): Likewise for calls to print_c_condition.
6957 * genconstants.c: Include "statistics.h" and "vec.h".
6958 (main): Update for conversion to member functions.
6959 * genemit.c (emit_c_code): Use rtx_reader_ptr for
6960 call to print_md_ptr_loc.
6961 * genenums.c: Include "statistics.h" and "vec.h".
6962 (main): Update for conversion of traverse_enum_types to a method.
6963 * genmddeps.c: Include "statistics.h" and "vec.h".
6964 * genoutput.c (process_template): Use rtx_reader_ptr for call to
6966 * genpreds.c (write_predicate_subfunction): Likewise.
6967 (write_predicate_expr): Likewise for calls to print_c_condition.
6968 * genrecog.c (print_test): Likewise.
6969 * gensupport.c (process_rtx): Likewise for calls to
6970 copy_md_ptr_loc and join_c_conditions.
6971 (alter_test_for_insn): Likewise for call to join_c_conditions.
6972 (process_substs_on_one_elem): Likewise.
6973 (gen_mnemonic_setattr): Update for move of string_obstack to a
6974 field of rtx_reader.
6975 (mnemonic_htab_callback): Likewise. Fix formatting.
6976 (gen_mnemonic_attr): Likewise.
6977 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
6978 to print_c_condition.
6979 * read-md.c: Include "statistics.h" and "vec.h".
6980 (string_obstack): Convert this global to field "m_string_obstack"
6981 of class rtx_reader.
6982 (ptr_locs): Likewise, as "m_ptr_locs".
6983 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
6984 (joined_conditions): Likewise, as "m_joined_conditions".
6985 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
6986 (md_constants): Likewise, as "m_md_constants".
6987 (enum_types): Likewise, as "m_enum_types".
6988 (set_md_ptr_loc): Convert to...
6989 (rtx_reader::set_md_ptr_loc): ...member function.
6990 (get_md_ptr_loc): Convert to...
6991 (rtx_reader::get_md_ptr_loc): ...member function.
6992 (copy_md_ptr_loc): Convert to...
6993 (rtx_reader::copy_md_ptr_loc): ...member function.
6994 (fprint_md_ptr_loc): Convert to...
6995 (rtx_reader::fprint_md_ptr_loc): ...member function.
6996 (print_md_ptr_loc): Convert to...
6997 (rtx_reader::print_md_ptr_loc): ...member function.
6998 (join_c_conditions): Convert to...
6999 (rtx_reader::join_c_conditions): ...member function.
7000 (fprint_c_condition): Convert to...
7001 (rtx_reader::fprint_c_condition): ...member function.
7002 (print_c_condition): Convert to...
7003 (rtx_reader::print_c_condition): ...member function.
7004 (read_name): Convert to...
7005 (rtx_reader::read_name): ...member function.
7006 (read_escape): Convert to...
7007 (rtx_reader::read_escape): ...member function.
7008 (read_quoted_string): Convert to...
7009 (rtx_reader::read_quoted_string): ...member function.
7010 (read_braced_string): Convert to...
7011 (rtx_reader::read_braced_string): ...member function.
7012 (read_string): Convert to...
7013 (rtx_reader::read_string): ...member function.
7014 (read_skip_construct): Convert to...
7015 (rtx_reader::read_skip_construct): ...member function.
7016 (handle_constants): Convert to...
7017 (rtx_reader::handle_constants): ...member function.
7018 (traverse_md_constants): Convert to...
7019 (rtx_reader::traverse_md_constants): ...member function.
7020 (handle_enum): Convert to...
7021 (rtx_reader::handle_enum): ...member function.
7022 (lookup_enum_type): Convert to...
7023 (rtx_reader::lookup_enum_type): ...member function.
7024 (traverse_enum_types): Convert to...
7025 (rtx_reader::traverse_enum_types): ...member function.
7026 (rtx_reader::rtx_reader): Move initializations
7027 of various former global data from rtx_reader::read_md_files to
7028 here, as fields, along with the call to unlock_std_streams.
7029 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
7031 (rtx_reader::read_md_files): Move initializations of various
7032 global data from here to the ctor.
7033 * read-md.h (read_name): Convert to...
7034 (rtx_reader::read_name): ...member function.
7035 (rtx_reader::read_escape): New method decl.
7036 (read_quoted_string): Convert to...
7037 (rtx_reader::read_quoted_string): ...member function.
7038 (rtx_reader::read_braced_string): New method decl.
7039 (read_string): Convert to...
7040 (rtx_reader::read_string): ...member function.
7041 (rtx_reader::read_skip_construct): New method decl.
7042 (rtx_reader::set_md_ptr_loc): New method decl.
7043 (rtx_reader::get_md_ptr_loc): New method decl.
7044 (copy_md_ptr_loc): Convert to...
7045 (rtx_reader::copy_md_ptr_loc): ...member function.
7046 (fprint_md_ptr_loc): Convert to...
7047 (rtx_reader::fprint_md_ptr_loc): ...member function.
7048 (print_md_ptr_loc): Convert to...
7049 (rtx_reader::print_md_ptr_loc): ...member function.
7050 (rtx_reader::lookup_enum_type): New method decl.
7051 (rtx_reader::traverse_enum_types): New method decl.
7052 (rtx_reader::handle_constants): New method decl.
7053 (traverse_md_constants): Convert to...
7054 (rtx_reader::traverse_md_constants): ...member function.
7055 (rtx_reader::handle_enum): New method decl.
7056 (rtx_reader::join_c_conditions): New method decl.
7057 (fprint_c_condition): Convert to...
7058 (rtx_reader::fprint_c_condition): ...member function.
7059 (print_c_condition): Convert to...
7060 (rtx_reader::print_c_condition): ...member function.
7061 (rtx_reader::apply_iterator_to_string): New method decl.
7062 (rtx_reader::copy_rtx_for_iterators): New method decl.
7063 (rtx_reader::read_conditions): New method decl.
7064 (rtx_reader::record_potential_iterator_use): New method decl.
7065 (rtx_reader::read_mapping): New method decl.
7066 (rtx_reader::read_rtx): New method decl.
7067 (rtx_reader::read_rtx_code): New method decl.
7068 (rtx_reader::read_rtx_operand): New method decl.
7069 (rtx_reader::read_nested_rtx): New method decl.
7070 (rtx_reader::read_rtx_variadic): New method decl.
7071 (rtx_reader::get_string_obstack): New method.
7072 (rtx_reader::get_md_constants): New method.
7073 (string_obstack): Convert global variable decl to...
7074 (rtx_reader::m_string_obstack): ...this new field.
7075 (rtx_reader::m_ptr_locs): New field.
7076 (rtx_reader::m_ptr_loc_obstack): New field.
7077 (rtx_reader::m_joined_conditions): New field.
7078 (rtx_reader::m_joined_conditions_obstack): New field.
7079 (rtx_reader::m_md_constants): New field.
7080 (rtx_reader::m_enum_types): New field.
7081 * read-rtl.c (apply_iterator_to_string): Convert to...
7082 (rtx_reader::apply_iterator_to_string): ...member function.
7083 (copy_rtx_for_iterators): Convert to...
7084 (rtx_reader::copy_rtx_for_iterators): ...member function.
7085 (add_condition_to_string): Use rtx_reader_ptr for
7086 calls join_c_conditions.
7087 (apply_iterators): Use rtx_reader_ptr for calls to
7088 join_c_conditions and copy_rtx_for_iterators.
7089 (read_conditions): Convert to...
7090 (rtx_reader::read_conditions): ...member function.
7091 (record_potential_iterator_use): Convert to...
7092 (rtx_reader::record_potential_iterator_use): ...member function.
7093 (read_mapping): Convert to...
7094 (rtx_reader::read_mapping): ...member function.
7095 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
7096 (read_rtx): Convert to...
7097 (rtx_reader::read_rtx): ...member function.
7098 (read_rtx_code): Convert to...
7099 (rtx_reader::read_rtx_code): ...member function.
7100 (read_rtx_operand): Convert to...
7101 (rtx_reader::read_rtx_operand): ...member function. Update for move
7102 of string_obstack to a field.
7103 (read_nested_rtx): Convert to..
7104 (rtx_reader::read_nested_rtx): ...member function.
7105 (read_rtx_variadic): Convert to..
7106 (rtx_reader::read_rtx_variadic): ...member function.
7108 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
7110 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
7112 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
7114 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
7115 for pointer type too.
7116 (ipcp_update_vr): set_ptr_nonnull for pointer.
7118 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
7120 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
7121 pt_solution_singleton_p.
7122 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
7123 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
7124 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
7125 pointer nonnull computed by VRP.
7126 Also Conservatively set pt.null to 1.
7127 (pt_solution_reset): Conservatively set pt.null to 1.
7128 (pt_solution_singleton_or_null_p): Renamed from
7129 pt_solution_singleton_p.
7130 * tree-ssanames.h (set_ptr_nonnull): Declare.
7131 (get_ptr_nonnull): Likewise.
7132 * tree-ssanames.c (set_ptr_nonnull): New.
7133 (get_ptr_nonnull): Likewise.
7134 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
7135 (evrp_dom_walker::before_dom_children): Likewise.
7137 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
7139 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
7140 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
7141 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
7142 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
7143 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
7144 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
7145 (rs6000_option_override_internal): Clear it if ABI_AIX.
7146 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
7147 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
7149 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7151 * gimple-ssa-strength-reduction.c (record_increment): Remove
7154 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
7156 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
7157 that the result is non-zero if it is true.
7158 (maybe_expand_shift): New wrapper around expand_shift_1.
7159 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
7161 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7163 PR tree-optimization/77916
7164 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
7165 Don't allow a MINUS_EXPR for pointer arithmetic for either known
7167 (record_increment): Increments of -1 for unknown strides just use
7168 a multiply initializer like other negative values.
7169 (analyze_increments): Remove stopgap solution for -1 increment
7170 applied to pointer arithmetic.
7172 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
7174 * dominance.c (dom_info::dom_info): Add new constructor for region
7175 which is vector of basic blocks.
7176 (dom_init): New method to initialize members common for both
7178 (dom_info::dom_info): Invoke dom_init for partial initialization.
7179 (dom_info::get_idom): Add check to corner cases on basic blocks which
7181 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
7182 to detect unreachable bbs.
7183 (dom_info::calc_idoms): Likewise.
7184 (compute_dom_fast_query_in_region): New function.
7185 (calculate_dominance_info_for_region): Likewise.
7186 (free_dominance_info_for_region): Likewise.
7187 * dominance.h: Add prototypes for introduced region-based functions
7188 * tree-if-conv.c (build_region): New function.
7189 (if_convertible_loop_p_1): Invoke local version of post-dominators
7190 calculation before basic block predication with subsequent freeing
7191 post-dominator info.
7192 (tree_if_conversion): Remove free of post-dominator info
7193 (pass_if_conversion::execute): Delete detection of infinite loops
7194 and fake edges to exit block since post-dominator calculation is
7195 performed per if-converted loop only.
7197 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
7200 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
7201 register explicitly.
7202 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
7203 optimizing for size.
7205 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7207 * config/aarch64/aarch64.c: Delete inclusion of
7208 cortex-a57-fma-steering.h.
7209 (aarch64_override_options): Delete call
7210 to aarch64_register_fma_steering.
7211 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
7212 * config/aarch64/cortex-a57-fma-steering.h: Delete.
7213 * config/aarch64/aarch64-passes.def: New file.
7214 * config/aarch64/cortex-a57-fma-steering.c
7215 (aarch64_register_fma_steering): Delete definition.
7216 (make_pass_fma_steering): Remove static qualifier.
7217 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
7218 (cortex-a57-fma-steering.o): Remove dependency on
7219 cortex-a57-fma-steering.h.
7221 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
7223 * explow.c (validize_mem): Do not modify the argument in-place.
7225 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
7227 * tree-streamer.c (record_common_node): Explicitly list expected
7230 2016-10-17 Richard Biener <rguenther@suse.de>
7232 PR tree-optimization/77988
7233 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
7235 2016-10-17 Marek Polacek <polacek@redhat.com>
7237 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
7239 2016-10-17 Richard Biener <rguenther@suse.de>
7241 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
7244 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7246 PR tree-optimization/71636
7247 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
7249 2016-10-17 Richard Biener <rguenther@suse.de>
7251 * gimplify.c (gimplify_function_tree): Do not move the outer
7254 2016-10-17 Jakub Jelinek <jakub@redhat.com>
7256 * langhooks.h (struct lang_hooks_for_decls): Remove
7257 function_decl_explicit_p, function_decl_deleted_p and
7258 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
7259 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
7260 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
7261 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
7262 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
7263 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
7264 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
7265 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
7266 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
7267 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
7268 * langhooks.c (lhd_decl_dwarf_attribute): New function.
7269 * dwarf2out.c (gen_subprogram_die): Use
7270 lang_hooks.decls.decl_dwarf_attribute instead of
7271 lang_hooks.decls.function_decl_*.
7273 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
7277 * common.opt (-ftrampolines): New option.
7278 * doc/invoke.texi (Code Gen Options): Document it.
7279 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
7280 * doc/tm.texi: Regenerate.
7281 * builtins.def: Add init_descriptor and adjust_descriptor.
7282 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
7283 on platforms with descriptors.
7284 (expand_builtin_init_descriptor): New function.
7285 (expand_builtin_adjust_descriptor): Likewise.
7286 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
7287 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
7288 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
7289 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
7290 Set STATIC_CHAIN_REG_P on the static chain register, if any.
7291 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
7292 (expand_call): Likewise. Move around call to prepare_call_address
7293 and pass all flags to it.
7294 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
7295 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
7296 (gimple_call_set_by_descriptor): New setter.
7297 (gimple_call_by_descriptor_p): New getter.
7298 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
7299 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
7300 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
7301 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
7302 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
7303 * rtl.h (STATIC_CHAIN_REG_P): New macro.
7304 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
7305 * target.def (custom_function_descriptors): New POD hook.
7306 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
7307 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
7308 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
7309 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
7310 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
7311 (build_common_builtin_nodes): Initialize init_descriptor and
7313 * tree-nested.c: Include target.h.
7314 (struct nesting_info): Add 'any_descr_created' field.
7315 (get_descriptor_type): New function.
7316 (lookup_element_for_decl): New function extracted from...
7317 (create_field_for_decl): Likewise.
7318 (lookup_tramp_for_decl): ...here. Adjust.
7319 (lookup_descr_for_decl): New function.
7320 (convert_tramp_reference_op): Deal with descriptors.
7321 (build_init_call_stmt): New function extracted from...
7322 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
7323 * defaults.h (FUNCTION_ALIGNMENT): Define.
7324 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
7325 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
7326 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
7327 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
7328 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
7330 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
7332 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
7333 constants in CONST_VECTORs.
7335 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
7337 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
7338 register as destination of bmask.
7339 (vector_init_bshuffle): Likewise.
7340 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
7341 (bmaskdi_vis): Enable only in 64-bit mode.
7343 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
7345 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
7346 make LR a separately shrink-wrapped component unless savres_strategy
7347 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
7348 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
7349 wrapping when not both {SAVE,REST}_INLINE_GPRS.
7351 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
7353 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
7354 and keep looping on failure.
7356 2016-10-14 David Malcolm <dmalcolm@redhat.com>
7358 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
7360 (print_rtx_function): Update example in comment for...
7361 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
7362 non-virtual pseudos with a '%' sigil followed by the regno, offset
7363 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
7364 pseudo is dumped as "%0".
7366 2016-10-14 Jakub Jelinek <jakub@redhat.com>
7369 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
7372 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
7374 * config/sparc/sparc-passes.def: New file.
7375 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
7376 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
7377 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
7379 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
7381 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
7382 loop peel to loops with exit test at the beginning.
7384 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
7386 PR rtl-optimization/68212
7387 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
7388 frequency when computing scale factor for peeled copies.
7389 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
7390 values for switch/peel blocks/edges.
7392 2016-10-14 Pedro Alves <palves@redhat.com>
7394 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
7396 2016-10-14 Catherine Moore <clm@codesourcery.com>
7398 * config/mips/mips.c (mips_prepare_pch_save): Initialize
7399 micromips_globals to zero.
7401 2016-10-14 Richard Biener <rguenther@suse.de>
7403 PR tree-optimization/77979
7404 * tree-vrp.c (compare_name_with_value): Handle released SSA names
7405 in the equivalency sets.
7406 (compare_names): Likewise.
7408 2016-10-14 Martin Liska <mliska@suse.cz>
7410 * builtins.h(target_char_cst_p): Declare the function.
7411 * builtins.c (fold_builtin_memchr): Remove.
7412 (target_char_cst_p): Move the function from gimple-fold.c.
7413 (fold_builtin_3): Do not call the function.
7414 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
7415 (gimple_fold_builtin): Call the function.
7416 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
7418 2016-10-14 Martin Liska <mliska@suse.cz>
7420 * builtins.c (fold_builtin_strcmp): Remove function.
7421 (fold_builtin_strncmp): Likewise.
7422 (fold_builtin_2): Remove call of the function.
7423 (fold_builtin_3): Likewise.
7424 * fold-const-call.c (fold_const_call): Add constant folding
7425 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
7426 * fold-const-call.h (build_cmp_result): Declare the function.
7427 * gimple-fold.c (gimple_load_first_char): New function.
7428 (gimple_fold_builtin_string_compare): Likewise.
7429 (gimple_fold_builtin): Call the function.
7431 2016-10-14 Nathan Sidwell <nathan@acm.org>
7433 * gcov-io.c (gcov_open): Deconstify 'mode'.
7435 2016-10-14 Martin Liska <mliska@suse.cz>
7437 * fold-const.c (c_getstr): Support of properly \0-terminated
7438 string constants. New argument is added.
7439 * fold-const.h: New argument is added.
7441 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7443 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
7445 (aarch64_print_hint_for_core): Likewise.
7446 (aarch64_print_hint_for_arch): Likewise.
7447 (aarch64_validate_march): Use it. Fix indentation in type signature.
7448 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
7449 (aarch64_validate_mtune): Likewise.
7450 (aarch64_handle_attr_arch): Likewise.
7451 (aarch64_handle_attr_cpu): Likewise.
7452 (aarch64_handle_attr_tune): Likewise.
7454 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7456 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
7459 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
7461 * config/m68k/m68k.c (m68k_option_override): Check
7462 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
7463 instead of stack_limit_rtx.
7465 2016-10-13 Jakub Jelinek <jakub@redhat.com>
7467 * dwarf2out.c (gen_member_die): Handle inline static data member
7470 2016-10-13 Nathan Sidwell <nathan@acm.org>
7472 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
7473 gcov_var.mode. Remove unnecessary fstat.
7475 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
7478 * function.c (thread_prologue_and_epilogue_insns): Call all
7479 make_*logue_seq in the same order as traditional. Call them
7480 all a second time if shrink_wrapped_separate.
7482 2016-10-13 Marek Polacek <polacek@redhat.com>
7484 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
7485 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
7488 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7490 PR tree-optimization/77937
7491 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
7492 to infinite when we have a pointer with an increment of -1.
7494 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
7496 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
7498 * memmodel.h: This file.
7499 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
7500 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
7501 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
7502 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
7503 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
7504 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
7505 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
7506 compare-elim.c, config/aarch64/aarch64-builtins.c,
7507 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
7508 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
7509 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
7510 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
7511 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
7512 config/darwin.c, config/epiphany/epiphany.c,
7513 config/epiphany/mode-switch-use.c,
7514 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
7515 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
7516 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
7517 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
7518 config/m68k/m68k.c, config/mcore/mcore.c,
7519 config/microblaze/microblaze.c, config/mmix/mmix.c,
7520 config/mn10300/mn10300.c, config/moxie/moxie.c,
7521 config/msp430/msp430.c, config/nds32/nds32-cost.c,
7522 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
7523 config/nds32/nds32-memory-manipulation.c,
7524 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
7525 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
7526 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
7527 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
7528 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
7529 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
7530 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
7531 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
7532 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
7533 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
7534 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
7535 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
7536 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
7537 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
7538 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
7539 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
7540 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
7541 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
7542 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
7543 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
7544 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
7545 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
7546 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
7547 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
7548 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
7549 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
7550 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
7551 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
7552 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
7553 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
7554 var-tracking.c, varasm.c: Include memmodel.h.
7555 * genattrtab.c (write_header): Include memmodel.h in generated file.
7556 * genautomata.c (main): Likewise.
7557 * gengtype.c (open_base_files): Likewise.
7558 * genopinit.c (main): Likewise.
7559 * genconditions.c (write_header): Include memmodel.h earlier in
7561 * genemit.c (main): Likewise.
7562 * genoutput.c (output_prologue): Likewise.
7563 * genpeep.c (main): Likewise.
7564 * genpreds.c (write_insn_preds_c): Likewise.
7565 * genrecog.c (write_header): Likewise.
7566 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
7568 2016-10-13 David Malcolm <dmalcolm@redhat.com>
7570 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
7571 for new "compact" param of print_rtx_function. Check for "cinsn"
7573 * print-rtl-function.c (flag_compact): New decl.
7574 (print_rtx_function): Add param "compact" and use it to set
7575 flag_compact, adding a description of the effect to the leading
7576 comment, and updating the example output.
7577 * print-rtl.c (flag_compact): New variable.
7578 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
7580 (print_rtx_operand_code_i): When printing source locations, wrap
7581 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
7582 (print_rtx_operand_code_r): Don't print regnos for hard regs and
7583 virtuals in compact mode.
7584 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
7585 apart from in LABEL_REFs.
7586 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
7587 Don't print basic block ids in compact mode.
7588 (print_rtx): In compact mode, prefix the code of insns with "c",
7589 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
7590 * print-rtl.h (print_rtx_function): Add "compact" param.
7592 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
7594 * arm.h (TARGET_VFP): Delete.
7595 (TARGET_VFPD32): Remove references to TARGET_VFP.
7596 (TARGET_VFP3, TARGET_VFP5): Likewise.
7597 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
7598 (TARGET_NEON_FP16): Likewise.
7599 (TARGET_FMA): Likewise.
7600 (TARGET_CRYPTO): Likewise.
7601 (TARGET_NEON): Likewise.
7602 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
7603 (FUNCTION_ARG_REGNO_P): Likewise.
7604 * arm.c (arm_option_check_internal): Likewise.
7605 (arm_option_override): Likewise.
7606 (use_return_insn): Likewise.
7607 (arm_function_value_regno_p): Likewise.
7608 (arm_apply_result_size): Likewise.
7609 (use_vfp_abi): Likewise.
7610 (arm_legitimate_address_outer_p): Likewise.
7611 (thumb2_legitimate_address_p): Likewise.
7612 (arm_legitimate_index_p): Likewise.
7613 (thumb2_legitimate_index_p): Likewise.
7614 (arm_legitimate_address): Likewise.
7615 (arm_get_vfp_saved_size): Likewise.
7616 (arm_emit_vfp_multi_reg_pop): Likewise.
7617 (arm_get_frame_offsets): Likewise.
7618 (arm_save_coproc_regs): Likewise.
7619 (arm_hard_regno_mode_ok): Likewise.
7620 (arm_expand_epilogue_apcs_frame): Likewise.
7621 (arm_expand_epilogue): Likewise.
7622 (arm_file_start): Likewise.
7623 (arm_conditional_register_usage): Likewise.
7624 (arm_validize_comparison): Use vfp_compare_operand directly.
7625 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
7626 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
7628 (arm_atomic_assign_expand_fenv): Likewise.
7629 * arm.md (divsf3): Likewise.
7630 (arm_negsi2): Likewise.
7632 (arm_movdi): Likewise.
7633 (arm_movt): Likewise.
7634 (cbranchsf4): Change predicate to vfp_compare_operand.
7635 (cbranchdf4): Change predicate to vfp_compare_operand.
7636 (cstorehf4): Change predicate to vfp_compare_operand.
7637 (cstoresf4): Change predicate to vfp_compare_operand.
7638 (cstoredf4): Change predicate to vfp_compare_operand.
7639 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
7640 (movhi_insn_arch4, movhi_bytes): Likewise.
7641 * constraints.md (Dt): Likewise.
7643 * iterators.md (SDF): Likewise.
7644 * predicates.md (arm_float_compare_operand): Delete.
7645 (const_double_vcvt_power_of_two_reciprocal): Remove references to
7647 (const_double_vcvt_power_of_two): Likewise.
7648 * thumb2.md thumb2_movsi_insn): Likewise.
7649 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
7650 (movhf_vfp): Likewise.
7651 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
7652 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
7653 (movsf_vfp, thumb2_movsf_vfp): Likewise.
7654 (movdf_vfp, thumb2_movdf_vfp): Likewise.
7655 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
7656 (subsf3_vfp, divsf3_vfp): Likewise.
7657 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
7658 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
7659 (mulsf3negsfsubsf_vfp): Likewise.
7660 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
7661 (floatunssisf2, sqrtsf2_vfp): Likewise.
7662 (movcc_vfp): Likewise.
7663 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
7664 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
7665 (push_multi_vfp): Likewise.
7666 (set_fpscr, get_fpscr): Likewise.
7667 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
7669 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
7671 * arm.h (TARGET_VFP): Unconditionally define to 1.
7672 (arm_fpu_desc): Remove 'model' field.
7673 (TARGET_FPU_MODEL): Delete.
7674 * arm.c (all_fpus): Don't initialize the model field.
7675 (arm_can_inline_p): Don't check the FPU model.
7676 * arm-fpus.def: Remove redundant model field from all FPU
7679 2016-10-13 Richard Biener <rguenther@suse.de>
7682 * genmatch.c (struct capture): Add value_match member.
7683 (commutate): Preserve value_match.
7684 (lower_opt_convert): Likewise.
7685 (lower_cond): Likewise.
7686 (replace_id): Likewise.
7687 (struct dt_operand): Add value_match member.
7688 (decision_tree::cmp_node): Compare it.
7689 (decision_tree::insert_operand): Honor it when finding and
7690 when appending a DT_MATCH.
7691 (dt_operand::gen_match_op): Generate a type check after
7692 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
7693 (parser::get_internal_capture_id): New helper.
7694 (parser::finish_match_operand): New function lowering @@<id>.
7695 (parser::parse_capture): Parse @@<id> as value-match.
7696 (parser::parse_expr): Use get_internal_capture_id.
7697 (parser::parse_simplify): Call finish_match_operand.
7698 (walk_captures): New helper.
7699 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
7701 ((X /[ex] A) * A -> X): Likewise.
7702 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
7703 convert[12] and value-matching.
7704 ((A | B) & (A | C) -> A | (B & C)): Likewise.
7705 ((X | Y) | Y -> X | Y): Likewise.
7706 ((X ^ Y) ^ Y -> X): Likewise.
7707 (A - (A & B) -> ~B & A): Likewise.
7708 ((T)(P + A) - (T)P -> (T) A): Likewise.
7709 ((T)P - (T)(P + A) -> -(T) A): Likewise.
7710 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
7711 * doc/match-and-simplify.texi: Amend capture section.
7713 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
7715 * config/arc/arc.md (umul_600): Remove predicated variant.
7716 (umul64_600): Likewise.
7718 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
7720 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
7722 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7724 * tree-vect-loop.c (loop_niters_no_overflow): New func.
7725 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
7726 no-overflow information to vect_do_peeling_for_loop_bound and
7727 vect_gen_vector_loop_niters.
7729 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7731 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
7734 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7736 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
7737 adjust_vec automatically.
7738 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
7739 param exit_bb to guard_to.
7740 (slpeel_checking_verify_cfg_after_peeling):
7741 (set_prologue_iterations):
7742 (create_lcssa_for_virtual_phi): New func which is factored out from
7743 slpeel_tree_peel_loop_to_edge.
7744 (slpeel_tree_peel_loop_to_edge):
7745 (iv_phi_p): New func.
7746 (vect_can_advance_ivs_p): Call iv_phi_p.
7747 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
7748 new gimple stmts in basic block.
7749 (vect_gen_niters_for_prolog_loop): Rename to...
7750 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
7751 adjust implementation.
7752 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
7753 sizetype if necessary.
7754 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
7755 it to external function.
7756 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
7757 (vect_gen_vector_loop_niters_mult_vf): New.
7758 (slpeel_update_phi_nodes_for_loops): New.
7759 (slpeel_update_phi_nodes_for_guard1): Reimplement.
7760 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
7761 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
7762 * tree-vect-loop.c (vect_build_loop_niters): Move to file
7763 tree-vect-loop-manip.c
7764 (vect_generate_tmps_on_preheader): Delete.
7765 (vect_transform_loop): Rename vectorization_factor to vf. Call
7766 vect_do_peeling instead of vect_do_peeling-* functions.
7767 * tree-vectorizer.h (vect_do_peeling): New decl.
7768 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
7769 (vect_do_peeling_for_loop_bound): Delete.
7770 (vect_do_peeling_for_alignment): Delete.
7772 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7774 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
7775 duplicated loop after its preheader and after the original loop.
7777 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7779 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
7780 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
7782 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7784 * tree-vect-loop.c (vectorizable_live_operation): Support handling
7785 for live variable outside loop but not in lcssa form.
7787 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7789 * cfg.c (reset_original_copy_tables): New func.
7790 * cfg.h (reset_original_copy_tables): New decl.
7792 2016-10-13 Jakub Jelinek <jakub@redhat.com>
7795 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
7797 * varasm.c (default_binds_local_p_3): Formatting fix.
7799 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7801 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
7803 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
7804 Remove useless code.
7806 2016-10-13 Martin Liska <mliska@suse.cz>
7808 PR tree-optimization/77943
7809 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
7810 a different EH landing pads.
7812 2016-10-13 Jakub Jelinek <jakub@redhat.com>
7815 * hooks.h (hook_tree_void_null): Declare.
7816 * hooks.c (hook_tree_void_null): New function.
7817 * langhooks.c (lhd_return_null_tree_v): Remove.
7818 * langhooks-def.h (lhd_return_null_tree_v): Remove.
7819 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
7820 set y to const0_rtx.
7821 * function.c (stack_protect_epilogue): Likewise.
7822 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
7823 if TARGET_THREAD_SSP_OFFSET is defined.
7824 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7825 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7826 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7827 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7828 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7829 (ix86_stack_protect_guard): New function.
7831 2016-10-13 Richard Biener <rguenther@suse.de>
7833 * dwarf2out.c (tree_add_const_value_attribute): Do not try
7834 rtl_for_decl_init during early phase.
7835 (gen_variable_die): Do not create locations during early phase.
7836 (gen_label_die): Likewise.
7837 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
7840 2016-10-12 Richard Biener <rguenther@suse.de>
7842 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
7843 try_add_new_range and made to eturn new range.
7844 (evrp_dom_walker::before_dom_children): Push op1 value range before
7845 pushing op0 value range.
7847 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7849 PR tree-optimization/77937
7850 * gimple-ssa-strength-reduction.c (analyze_increments): Use
7851 POINTER_TYPE_P on the candidate type to determine whether
7852 candidates in this chain require pointer arithmetic.
7854 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
7856 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
7857 correction if the type is smaller than a word.
7858 (visium_select_cc_mode): Add ... fall through ... comment.
7860 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7862 * config/rs6000/rs6000.c (machine_function): Add new fields
7863 gpr_is_wrapped_separately and lr_is_wrapped_separately.
7864 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
7865 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
7866 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
7867 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
7868 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
7869 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
7870 (rs6000_get_separate_components): New function.
7871 (rs6000_components_for_bb): New function.
7872 (rs6000_disqualify_components): New function.
7873 (rs6000_emit_prologue_components): New function.
7874 (rs6000_emit_epilogue_components): New function.
7875 (rs6000_set_handled_components): New function.
7876 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
7877 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
7878 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
7879 (rs6000_emit_epilogue): Don't emit GPR restores if
7880 gpr_is_wrapped_separately for that register. Don't make a
7881 REG_CFA_RESTORE note for registers we did not restore, either.
7883 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7885 * function.c (thread_prologue_and_epilogue_insns): Call
7886 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
7887 if it has possibly changed. Compute the split_prologue_seq and
7888 epilogue_seq later, too.
7889 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
7890 (dump_components): New function.
7891 (struct sw): New struct.
7893 (init_separate_shrink_wrap): New function.
7894 (fini_separate_shrink_wrap): New function.
7895 (place_prologue_for_one_component): New function.
7896 (spread_components): New function.
7897 (disqualify_problematic_components): New function.
7898 (emit_common_heads_for_components): New function.
7899 (emit_common_tails_for_components): New function.
7900 (insert_prologue_epilogue_for_components): New function.
7901 (try_shrink_wrapping_separate): New function.
7902 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
7904 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7906 * regrename.c (build_def_use): Invalidate chains that have a
7907 REG_CFA_RESTORE on some instruction.
7909 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7911 * dce.c (delete_unmarked_insns): Don't delete instructions with
7912 a REG_CFA_RESTORE note.
7914 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7916 * common.opt (-fshrink-wrap-separate): New flag.
7917 * doc/invoke.texi: Document it.
7918 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
7919 * doc/tm.texi: Regenerate.
7920 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
7921 * target.def (shrink_wrap): New hook vector.
7922 (get_separate_components, components_for_bb, disqualify_components,
7923 emit_prologue_components, emit_epilogue_components,
7924 set_handled_components): New hooks.
7926 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7928 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
7929 vector return by reference only if -Wpsabi.
7930 (rs6000_pass_by_reference): Similarly, for argument passing.
7932 2016-10-12 David Malcolm <dmalcolm@redhat.com>
7934 * function-tests.c: Include "print-rtl.h".
7935 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
7936 function, and verify what is dumped.
7937 * print-rtl-function.c (print_edge): New function.
7938 (begin_any_block): New function.
7939 (end_any_block): New function.
7940 (can_have_basic_block_p): New function.
7941 (print_rtx_function): Track the basic blocks of insns in the
7942 chain, wrapping those that are within blocks within "(block)"
7943 directives. Remove the "(cfg)" directive.
7945 2016-10-12 David Malcolm <dmalcolm@redhat.com>
7947 * selftest.c (selftest::read_file): New function.
7948 (selftest::test_read_file): New function.
7949 (selftest::selftest_c_tests): Call test_read_file.
7950 * selftest.h (selftest::read_file): New decl.
7952 2016-10-12 Richard Biener <rguenther@suse.de>
7955 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
7958 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
7960 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
7962 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
7963 dwarf2out_assembly_start.
7965 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
7967 * Makefile.in (SELFTEST_FLAGS): New variable.
7968 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
7970 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
7973 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
7975 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
7976 dumped in RTL dumps.
7978 2016-10-12 Martin Liska <mliska@suse.cz>
7980 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
7981 (gimple_fold_builtin_memory_op): Use the function.
7982 (gimple_fold_builtin_strchr): Likewise.
7983 (gimple_fold_builtin_strcat): Likewise.
7984 (gimple_build): Likewise.
7986 2016-10-12 Nathan Sidwell <nathan@acm.org>
7988 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
7990 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
7992 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
7993 equivalent 32-bit constant (modulo 2**32) when that yields
7994 smaller instructions.
7995 (size_of_int_loc_descriptor): Update accordingly.
7997 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
7999 * dwarf2out.c (dwarf2out_early_global_decl): For nested
8000 functions, call dwarf2out_decl on the parent function first.
8002 2016-10-12 Richard Biener <rguenther@suse.de>
8004 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
8007 2016-10-12 Richard Biener <rguenther@suse.de>
8009 * tree-ssa-propagate.c
8010 (substitute_and_fold_dom_walker::before_dom_children): Do not
8011 ignore ASSERT_EXPRs but only preserve them.
8012 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
8013 that have been propagated into.
8014 (vrp_finalize): Enable DCE for substitute_and_fold.
8016 2016-10-12 Richard Biener <rguenther@suse.de>
8018 PR tree-optimization/77920
8019 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
8020 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
8021 (simplify_abs_using_ranges): Likewise.
8022 (simplify_conversion_using_ranges): Likewise.
8023 (simplify_stmt_using_ranges): Adjust.
8025 2016-10-12 Jakub Jelinek <jakub@redhat.com>
8027 PR tree-optimization/77929
8028 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
8029 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
8031 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8034 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
8035 needs a base register for arg 1.
8037 2016-10-12 Jakub Jelinek <jakub@redhat.com>
8039 * common.opt (Wimplicit-fallthrough) Turn into alias to
8040 -Wimplicit-fallthrough=3. Remove EnabledBy.
8041 (Wimplicit-fallthrough=): New option.
8042 * gimplify.c (warn_implicit_fallthrough_r): Use
8043 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
8044 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
8045 to -Wimplicit-fallthrough=3.
8046 (-Wimplicit-fallthrough=): Document.
8048 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8050 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
8051 and GEU in DImode if TARGET_SUBXC.
8052 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
8053 (seqdi<W:mode>_zero_subxc): Delete.
8054 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
8055 (neg_seqdi<W:mode>_zero_vis3): Delete.
8056 (plus_seqdi<W:mode>_zero): Likewise.
8057 (minus_seqdi<W:mode>_zero): Likewise.
8058 (plus_plus_sltu<W:mode>): Accept only register.
8059 (addx<W:mode>): Likewise.
8060 (plus_sltu<W:mode>_vis3): Likewise.
8061 (plus_plus_sltu<W:mode>_vis3): Likewise.
8062 (neg_sgeu<W:mode>_vis3): Delete.
8063 (minus_sgeu<W:mode>_vis3): Likewise.
8064 (addxc<W:mode>): Accept only registers.
8065 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
8066 (minus_neg_sltu<W:mode>_subxc): Accept only register.
8067 (neg_plus_sltu<W:mode>_subxc): Likewise.
8068 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
8069 (minus_minus_sltu<W:mode>_subxc): Accept only register.
8070 (sgeu<W:mode>_insn_subxc): Delete.
8071 (plus_sgeu<W:mode>_subxc): Likewise.
8072 (subxc<W:mode>): Accept only register.
8073 (scc splitter): Split always GEU again.
8075 2016-10-11 Jeff Law <law@redhat.com>
8077 PR tree-optimization/77424
8078 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
8079 dead conditionals. Assert that all e->aux fields are NULL.
8081 2016-10-11 David Malcolm <dmalcolm@redhat.com>
8083 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
8084 operand-printing "switch" statement into...
8085 (print_rtx_operand_code_0): ...this new function, ...
8086 (print_rtx_operand_code_e): ...this new function, ...
8087 (print_rtx_operand_codes_E_and_V): ...this new function, ...
8088 (print_rtx_operand_code_i): ...this new function, ...
8089 (print_rtx_operand_code_r): ...this new function, ...
8090 (print_rtx_operand_code_u): ...this new function, ...
8091 (print_rtx_operand): ...and this new function.
8093 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
8095 * config/alpha/alpha-passes.def: New file.
8096 * config/alpha/t-alpha: New file.
8097 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
8098 (make_pass_handle_trap_shadows): New prototype.
8099 (make_pass_align_insns): Ditto.
8100 * config/alpha/alpha.c (alpha_option_override): Don't register
8102 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
8104 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
8107 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
8108 distinct __ibm128 IBM extended double type if long doubles are
8109 128-bits and the default format for long double is IEEE 128-bit.
8111 2016-10-11 Richard Biener <rguenther@suse.de>
8113 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
8114 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
8115 (verify_die): New function.
8116 (dwarf2out_finish): Call it.
8117 (output_line_info): Handle case of -gsplit-dwarf without
8118 DWARF2_ASM_LINE_DEBUG_INFO.
8120 2016-10-11 Richard Biener <rguenther@suse.de>
8123 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
8124 sub-chains of BLOCK_VARS and gimple_bind_vars.
8126 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8128 * config/i386/znver1.md : Fix imov/imovx load type reservations.
8130 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8132 * config/sparc/sparc.opt (msubxc): New option.
8133 * doc/invoke.texi (SPARC options): Document it and tidy up.
8134 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
8135 * doc/tm.texi: Regenerate.
8136 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
8138 (CCX_NOOV): Rename into...
8142 * config/sparc/predicates.m (fcc_register_operand): Simplify.
8143 (fcc0_register_operand): Likewise.
8144 (icc_register_operand): New.
8145 (icc_or_fcc_register_operand): Simplify.
8146 (nz_comparison_operator): New.
8147 (c_comparison_operator): Likewise.
8148 (noov_compare_operator): Rename into...
8149 (icc_comparison_operator): ...this. Use above predicates.
8150 (noov_compare64_operator): Rename into...
8151 (v9_comparison_operator): ...this and tidy up.
8152 (fcc_comparison_operator): New.
8153 (icc_or_fcc_comparison_operator): Likewise.
8154 (v9_register_compare_operator): Rename info...
8155 (v9_register_comparison_operator): ...this.
8156 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
8157 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
8159 (sparc_fixed_condition_code_regs): New function.
8160 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
8161 renaming and add support for CCC/CCXC.
8162 (output_cbranch): Likewise.
8163 (sparc_print_operand): Likewise.
8164 (gen_v9_scc): Remove obsolete assertion.
8165 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
8166 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
8167 (output_cbcond): Remove bogus handling of CC modes.
8168 (sparc_register_move_cost): Return 100 for NO_REGS.
8169 * config/sparc/sparc.md (W): New mode iterator.
8170 (length): Adjust for noov_compare64_operator renaming.
8171 (cmpsi_sne): New instruction.
8172 (cmpdi_sne): Likewise.
8173 (seqdi_special): Delete.
8174 (seqdi_special): Likewise.
8175 (snesi<P:mode>_special): Likewise.
8176 (snedi_special): Likewise.
8177 (snedi_special_vis3): Likewise.
8178 (snesi patterns): Use W iterator.
8179 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
8180 (sltu patterns): Likewise.
8181 (sgeu patterns): Likewise.
8182 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
8183 (normal_branch): Use icc_comparison_operator predicate.
8184 (inverted_branch): Likewise.
8185 (cbcond_sp32): Use comparison_operator predicate.
8186 (cbcond_sp64): Likewise.
8187 (normal_int_branch_sp64): Adjust for renaming
8188 (inverted_int_branch_sp64): Likewise.
8189 (mov<I:mode>_cc_reg_sp64): Likewise.
8190 (movsf_cc_reg_sp6): Likewise.
8191 (movdf_cc_reg_sp64): Likewise.
8192 (movtf_cc_reg_hq_sp64): Likewise.
8193 (movtf_cc_reg_sp64): Likewise.
8194 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
8195 (movsf_cc_v9): Likewise.
8196 (movdf_cc_v9): Likewise.
8197 (movtf_cc_hq_v9): Likewise.
8198 (movtf_cc_v9): Likewise.
8199 (adddi3): Call gen_adddi3_sp32.
8200 (adddi3_insn_sp32): Rename to...
8201 (adddi3_sp32): ...this. Accept only register_operand as operand #1
8202 and use CCCmode for the carry.
8203 (addx_extend_sp32): Use CCCmode for the carry.
8204 (addx_extend_sp64): Delete.
8205 (adddi3_extend_sp32): Use CCCmode for the carry.
8206 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
8207 (subdi3): Call gen_subdi3_sp32.
8208 (subdi3_insn_sp32): Rename to...
8209 (subdi3_sp32): ...this and use CCmode for the carry.
8210 (subx_extend_sp32): Use CCCmode for the carry.
8211 (subx_extend_sp64): Delete.
8212 (subdi3_extend_sp32): Use CCmode for the carry.
8213 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
8214 (negdi3): Call gen_negdi3_sp32.
8215 (negdi3_sp32): Use CCCmode for the carry.
8216 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
8217 (cmp_nz_ashift_1): Use CCNZ mode.
8218 (cmp_nz_set_ashift_1): Likewise.
8219 (ctrapsi4): Use comparison_operator predicate.
8220 (ctrapdi4): Likewise.
8221 (trapsi_insn): Use icc_comparison_operator predicate.
8222 (trapdi_insn): Likewise.
8223 (edge8 patterns): Use CCNZmode.
8224 (edge16 patterns): Likewise.
8225 (edge32 patterns): Likewise.
8227 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8229 * config/visium/visium-modes.def (CC_NOOV): Rename into...
8231 (CC_BTST): Rename into...
8233 * config/visium/predicates.md (real_add_operand): New.
8234 (visium_btst_operator): Rename into...
8235 (visium_equality_comparison_operator): ...this.
8236 (visium_noov_operator): Rename into...
8237 (visium_nz_comparison_operator): ...this.
8238 (visium_c_comparison_operator): New.
8239 (visium_branch_operator): Adjust and deal with all CC modes.
8240 * config/visium/visium.c (visium_adjust_cost): Adjust.
8241 (visium_split_double_add): Use the *_set_carry patterns.
8242 (visium_select_cc_mode): Add support for CCC mode and adjust.
8243 (output_cbranch): Adjust and use the carry-based operators for
8244 floating-point comparisons.
8245 * config/visium/visium.md (flags_subst_arith): Adjust.
8246 (addsi3_insn_set_carry): New instruction.
8247 (subsi3_insn_set_carry): Likewise.
8248 (negsi2_insn_set_carry): Likewise.
8250 (cmp<mode>_sne): Likewise.
8251 (cbranch<mode>4): Use ordered_comparison_operator.
8252 (cbranch<mode>4_insn): Likewise.
8253 (cbranchsi4_btst_insn): Adjust.
8255 2016-10-11 Tom de Vries <tom@codesourcery.com>
8258 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
8261 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8263 * tree.h (build_complex_type): Add second parameter with default.
8264 * tree.c (build_complex_type): Add NAMED second parameter and adjust
8265 recursive call. Create a TYPE_DECL only if NAMED is true.
8266 (build_common_tree_nodes): Pass true in calls to build_complex_type.
8268 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
8270 New avr-passes.def to register AVR specific passes.
8272 * config/avr/avr-passes.def: New file.
8273 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
8274 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
8275 (make_avr_pass_recompute_note): New proto.
8276 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
8277 (avr_pass_recompute_notes): Use anonymous namespace.
8278 (avr_register_passes): Remove function...
8279 (avr_option_override): ...and its call.
8281 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
8283 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
8284 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
8285 PTF_AVOID_BRANCHLIKELY_SPEED for others.
8286 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
8288 * config/mips/mips.c (mips_option_override): Enable the branch
8289 likely depending on the tune flags and optimization level.
8290 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
8291 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
8292 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
8293 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
8295 2016-10-11 Richard Biener <rguenther@suse.de>
8297 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
8298 (output_function): Properly stream the whole block tree.
8299 * lto-streamer-in.c (input_function): Likewise.
8301 2016-10-11 Marek Polacek <polacek@redhat.com>
8303 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
8305 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
8307 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
8308 (evrp_dom_walker::before_dom_children): Infer and push new value
8309 ranges for x in y < x.
8311 2016-10-10 Joseph Myers <joseph@codesourcery.com>
8314 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
8315 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
8316 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
8317 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
8318 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
8319 (IA64_NO_LIBGCC_TFMODE): Likewise.
8321 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
8323 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
8326 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
8328 * config.gcc: Add aarch64-*-freebsd* support.
8329 * config.host: Likewise.
8330 * config/aarch64/aarch64-freebsd.h: New file.
8331 * config/aarch64/t-aarch64-freebsd: Ditto.
8333 2016-10-10 Jeff Law <law@redhat.com>
8335 PR tree-optimization/71947
8336 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
8337 B with A within a single statement.
8339 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8341 PR tree-optimization/77824
8342 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
8343 zero cost for copies.
8344 (find_candidates_dom_walker::before_dom_children): Replace
8345 MODIFY_EXPR with SSA_NAME.
8346 (replace_mult_candidate): Likewise.
8347 (replace_profitable_candidates): Likewise.
8349 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8351 * config/s390/s390.h: Wrap more macros args in brackets and fix
8353 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
8355 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
8357 2016-10-10 Andreas Schwab <schwab@suse.de>
8360 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
8361 pseudo is not DImode.
8363 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
8365 * common/config/arc/arc-common.c (arc_option_optimization_table):
8366 Remove compact casesi option.
8367 * config/arc/arc.c (arc_override_options): Use compact casesi
8368 option only for pre-ARCv2 cores.
8369 * doc/invoke.texi (mcompact-casesi): Update text.
8371 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8373 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
8374 Add macro to say we can efficiently handle overlapping unaligned
8376 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
8377 poor code for processors older than p8.
8379 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
8381 * gen-pass-instances.awk: Remove GNUism.
8383 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8385 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
8386 NULL of (*ipcp_transformations)][node->uid].
8388 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
8390 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
8391 (MALLOC_ABI_ALIGNMENT): Define.
8393 2016-10-09 Jakub Jelinek <jakub@redhat.com>
8395 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
8396 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
8397 VAR_OR_FUNCTION_DECL_P macros.
8398 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
8399 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
8400 chkp_find_bounds_1): Likewise.
8401 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
8402 * hsa-gen.c (get_symbol_for_decl): Likewise.
8403 * cgraphunit.c (check_global_declaration, analyze_functions,
8404 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
8406 * gimple-fold.c (can_refer_decl_in_current_unit_p,
8407 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
8409 * tree.c (set_decl_section_name, copy_node_stat,
8410 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
8411 merge_dllimport_decl_attributes, handle_dll_attribute,
8412 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
8413 verify_type): Likewise.
8414 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
8415 find_explicit_erroneous_behavior): Likewise.
8416 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
8417 * ipa.c (process_references): Likewise.
8418 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
8419 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
8420 notice_global_symbol, assemble_variable, mark_decl_referenced,
8421 build_constant_desc, output_constant_def_contents, do_assemble_alias,
8422 make_decl_one_only, default_section_type_flags,
8423 categorize_decl_for_section, default_encode_section_info): Likewise.
8424 * trans-mem.c (requires_barrier): Likewise.
8425 * gimple-expr.c (mark_addressable): Likewise.
8426 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
8427 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
8428 expand_debug_expr): Likewise.
8429 * tree-dump.c (dequeue_and_dump): Likewise.
8430 * ubsan.c (instrument_bool_enum_load): Likewise.
8431 * tree-pretty-print.c (print_declaration): Likewise.
8432 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
8433 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
8434 * asan.c (asan_protect_global, instrument_derefs): Likewise.
8435 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
8436 pass_build_ssa::execute): Likewise.
8437 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
8438 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
8440 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
8442 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
8443 can_be_nonlocal, remap_decls, copy_debug_stmt,
8444 initialize_inlined_parameters, add_local_variables,
8445 reset_debug_binding, replace_locals_op): Likewise.
8446 * dse.c (can_escape): Likewise.
8447 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
8449 * tree-diagnostic.c (default_tree_printer): Likewise.
8450 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
8451 unpack_ts_decl_with_vis_value_fields,
8452 lto_input_ts_decl_common_tree_pointers): Likewise.
8453 * builtins.c (builtin_save_expr, fold_builtin_expect,
8454 readonly_data_expr): Likewise.
8455 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
8456 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
8458 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
8459 * gimplify.c (force_constant_size, gimplify_bind_expr,
8460 gimplify_decl_expr, gimplify_var_or_parm_decl,
8461 gimplify_compound_lval, gimplify_init_constructor,
8462 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
8463 gimplify_type_sizes): Likewise.
8464 * cgraphbuild.c (record_reference, record_type_list, mark_address,
8465 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
8466 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
8467 remove_unused_locals): Likewise.
8468 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
8469 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
8470 * function.c (instantiate_expr, instantiate_decls_1,
8471 setjmp_vars_warning, add_local_decl): Likewise.
8472 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
8474 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
8475 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
8476 optimize_va_list_gpr_fpr_size): Likewise.
8477 * tree-nrv.c (pass_nrv::execute): Likewise.
8478 * tsan.c (instrument_expr): Likewise.
8479 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
8480 * vtable-verify.c (verify_bb_vtables): Likewise.
8481 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
8482 get_ref_base_and_extent): Likewise.
8483 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
8485 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
8486 analyze_all_variable_accesses): Likewise.
8487 * tree-nested.c (get_nonlocal_debug_decl,
8488 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
8489 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
8490 get_local_debug_decl, convert_local_omp_clauses,
8491 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
8493 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
8494 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
8495 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
8496 dbxout_symbol, dbxout_common_check): Likewise.
8497 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
8498 string_constant): Likewise.
8499 * hsa.c (hsa_get_declaration_name): Likewise.
8500 * passes.c (rest_of_decl_compilation): Likewise.
8501 * tree-ssanames.c (make_ssa_name_fn): Likewise.
8502 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
8503 pack_ts_decl_with_vis_value_fields,
8504 write_ts_decl_common_tree_pointers): Likewise.
8505 * stor-layout.c (place_field): Likewise.
8506 * symtab.c (symtab_node::maybe_create_reference,
8507 symtab_node::verify_base, symtab_node::make_decl_local,
8508 symtab_node::copy_visibility_from,
8509 symtab_node::can_increase_alignment_p): Likewise.
8510 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
8511 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
8512 fortran_common, add_location_or_const_value_attribute,
8513 add_scalar_info, add_linkage_name, set_block_abstract_flags,
8514 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
8515 optimize_one_addr_into_implicit_ptr,
8516 optimize_location_into_implicit_ptr): Likewise.
8517 * gimple-low.c (record_vars_into): Likewise.
8518 * ipa-visibility.c (update_vtable_references): Likewise.
8519 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
8521 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
8522 DFS::DFS_write_tree_body, write_symbol): Likewise.
8523 * langhooks.c (lhd_warn_unused_global_decl,
8524 lhd_set_decl_assembler_name): Likewise.
8525 * attribs.c (decl_attributes): Likewise.
8526 * except.c (output_ttype): Likewise.
8527 * varpool.c (varpool_node::get_create, ctor_for_folding,
8528 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
8529 * fold-const.c (fold_unary_loc): Likewise.
8530 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
8531 ipa_find_agg_cst_from_init): Likewise.
8532 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
8533 expand_omp_target, lower_omp_regimplify_p,
8534 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
8535 find_link_var_op): Likewise.
8536 * tree-chrec.c (chrec_contains_symbols): Likewise.
8537 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
8538 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
8539 execute_fixup_cfg): Likewise.
8541 PR tree-optimization/77901
8542 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
8543 if ranges[i].exp is SSA_NAME when looking for >= and only when
8544 ranges[i].exp is NULL or SSA_NAME when looking for the other
8547 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8549 * ipa-cp.c (ipcp_alignment_lattice): Remove.
8550 (ipcp_param_lattices): Remove field alignment.
8551 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
8552 (set_all_contains_variable): Remove call to
8553 ipcp_alignment_lattice::set_to_bottom.
8554 (initialize_node_lattices): Likewise.
8555 (propagate_alignment_accross_jump_function): Remove.
8556 (propagate_constants_accross_call): Remove call to
8557 propagate_alignment_accross_jump_function.
8558 (ipcp_store_alignment_results): Remove.
8559 (ipcp_driver): Remove call to ipcp_store_alignment_results.
8560 (propagate_bits_accross_jump_function): Handle ancestor jump function.
8561 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
8562 pretty-printing of alignment jump function.
8563 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
8564 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
8565 alignments and remove computing ipa_alignment jump function.
8566 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
8567 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
8568 (ipa_read_jump_function): Remove reading of ipa_alignment.
8569 (write_ipcp_transformation_info): Remove streaming for alignment
8570 propagation summary.
8571 (read_ipcp_transformation_info): Remove reading of alignment
8572 propagation summary.
8573 (ipcp_update_alignments): Remove.
8574 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
8576 (ipcp_transform_function): Remove call to ipcp_update_alignments()
8577 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
8578 * ipa-prop.h (ipa_alignment): Remove.
8579 (ipa_jump_func): Remove field alignment.
8580 (ipcp_transformation_summary): Remove field alignments.
8581 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
8582 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
8583 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
8585 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
8587 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
8589 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
8591 (visium_expand_fp_cstore): Likewise.
8593 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8595 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
8596 * diagnostic.c (warning_at_rich_loc_n): New function.
8597 (diagnostic_n_impl_richloc): Likewise.
8598 (diagnostic_n_impl): Move most of the function to
8599 diagnostic_n_impl_richloc and call it.
8601 2016-10-08 Jakub Jelinek <jakub@redhat.com>
8603 * gen-pass-instances.awk: Rewritten.
8604 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
8605 $(PASSES_EXTRA) after passes.def to the script.
8606 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
8607 * config/i386/i386-passes.def: New file.
8608 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
8609 make_pass_stv): Declare.
8610 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
8612 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
8614 (pass_stv::clone, pass_stv::set_pass_param): New methods.
8615 (pass_stv::timode_p): New non-static data member.
8616 (ix86_option_override): Don't register passes here.
8618 * doc/invoke.texi: Document accepting Else, fallthrough.
8620 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
8623 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
8624 FALLTHRU comment styles.
8626 2016-10-07 Andrew Pinski <apinski@cavium.com>
8628 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
8629 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
8630 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
8632 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
8634 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
8636 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
8637 (AARCH64_ARCH): Likewise.
8638 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
8640 (AARCH64_CORE): Likewise.
8641 (AARCH64_ARCH): Likewise.
8642 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
8643 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
8644 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
8645 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
8646 (AARCH64_ARCH): Likewise.
8647 (AARCH64_CORE): Likewise.
8648 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
8649 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
8650 (AARCH64_CORE): Likewise.
8651 (AARCH64_ARCH): Likewise.
8653 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
8655 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
8656 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
8657 floating point type infrastructre, and -mfloat128 that enables the
8658 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
8659 if -mfloat128-type. Define __ibm128 to be long double by default.
8660 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
8661 the IEEE 128-bit floating point type infrastructure should
8662 automatically be enabled.
8663 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
8664 instead of -mfloat128 to enable KFmode.
8665 (rs6000_option_override_internal): Split the option -mfloat128
8666 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
8667 systems, automatically set -mfloat128-type, but don't enable it on
8668 other operating systems. Move setting the long double size and
8669 IEEE quad support before the IEEE 128-bit floating point changes.
8670 (rs6000_init_builtins): Do not create a unique type for __ibm128
8671 if long double is IBM extended double, instead rely on __ibm128
8672 being defined as 'long double'. If -mfloat128-type and not
8673 -mfloat128, create the KFmode type with an undocumented __ieee128
8675 (rs6000_init_libfuncs): Use -mfloat128-type instead of
8676 -mfloat128 for tests about the types, but keep tests for
8677 -mfloat128 to enable the keyword support.
8678 (rs6000_complex_function_value): Likewise.
8679 (rs6000_scalar_mode_supported_p): Likewise.
8680 (rs6000_floatn_mode): Likewise.
8681 (rs6000_c_mode_for_suffix): Likewise.
8682 (rs6000_opt_masks): Add -mfloat128-type.
8683 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
8684 -mfloat128-type being split from -mfloat128. Add
8685 -mfloat128-hardware, which was missing.
8686 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
8687 -mfloat128 and -mfloat128-type:
8688 (-mfloat128-type): Likewise.
8689 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
8690 that 64-bit Linux systems with enable -mfloat128-type by default
8692 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
8693 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
8694 -mfloat128-type instead of -mfloat128.
8695 (FLOAT128_2REG_P): Likewise.
8696 (MASK_FLOAT128_TYPE): Likewise.
8697 (ALTIVEC_ARG_MAX_RETURN): Likewise.
8698 (RS6000_BTM_FLOAT128): Likewise.
8699 (TARGET_FLOAT128): Poison old identifiers.
8700 (OPTION_MASK_FLOAT128): Likewise.
8701 (MASK_FLOAT128): Likewise.
8702 * config/rs6000/rs6000.md (FP): Likewise.
8703 (FLOAT128): Likewise.
8704 (fix_trunc<mode>di2): Likewise.
8705 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
8706 (floatdi<mode>2): Likewise.
8707 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
8708 (neg<mode>2, FLOAT128 iterator): Likewise.
8709 (abs<mode>2, FLOAT128 iterator): Likewise.
8710 (ieee_128bit_negative_zero): Likewise.
8711 (ieee_128bit_vsx_neg<mode>2): Likewise.
8712 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
8713 (ieee_128bit_vsx_abs<mode>2): Likewise.
8714 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
8715 (ieee_128bit_vsx_nabs<mode>2): Likewise.
8716 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
8717 (extendiftf2): Likewise.
8718 (extendifkf2): Likewise.
8719 (extendtfkf2): Likewise.
8720 (trunciftf2): Likewise.
8721 (truncifkf2): Likewise.
8722 (trunckftf2): Likewise.
8723 (trunctfif2): Likewise.
8724 (extendkftf2): Likewise.
8725 (trunctfkf2): Likewise.
8727 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8729 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
8730 before merging in bytes to pass down to real_from_target.
8732 2016-10-07 Richard Biener <rguenther@suse.de>
8734 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
8736 (substitute_and_fold_dom_walker::before_dom_children):
8737 Substitute and fold before pass specific folding to avoid
8738 feeding that with SSA names that will be later released.
8739 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
8740 introduced by folding and visited by evaluate_stmt called during
8742 (likely_value): Likewise.
8743 (evaluate_stmt): Likewise.
8744 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
8745 (simplify_div_or_mod_using_ranges): Likewise.
8746 (simplify_min_or_max_using_ranges): Likewise.
8747 (simplify_abs_using_ranges): Likewise.
8748 (simplify_conversion_using_ranges): Likewise.
8749 (simplify_float_conversion_using_ranges): Likewise.
8750 (simplify_stmt_using_ranges): Likewise.
8752 2016-10-07 Marek Polacek <polacek@redhat.com>
8754 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
8755 FALLTHROUGH_LABEL_P here...
8756 (warn_implicit_fallthrough_r): ...not here.
8758 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
8760 PR tree-optimization/77880
8761 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
8764 2016-10-07 Marek Polacek <polacek@redhat.com>
8767 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
8769 2016-10-07 Richard Biener <rguenther@suse.de>
8771 * bitmap.h: Document constraints on bitmap modification while
8774 2016-10-07 Richard Biener <rguenther@suse.de>
8776 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
8777 * bitmap.h (bmp_iter_set): When advancing to the next element
8778 check that we didn't remove the current one.
8779 (bmp_iter_and): Likewise.
8780 (bmp_iter_and_compl): Likewise.
8781 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
8782 we currently iterate on but keep a one-level queue.
8783 * sched-deps.c (remove_from_deps): Do not clear current bit
8784 but keep a one-level queue.
8786 2016-10-07 Jakub Jelinek <jakub@redhat.com>
8788 PR tree-optimization/77664
8789 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
8790 for the other ranges.
8791 (optimize_range_tests_diff): Fix up formatting.
8792 (optimize_range_tests_var_bound): New function.
8793 (optimize_range_tests): Use it.
8795 2016-10-07 Martin Liska <mliska@suse.cz>
8797 * coverage.c (build_gcov_exit_decl): Fix priority what
8798 should be really 99.
8800 2016-10-07 Richard Biener <rguenther@suse.de>
8802 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
8803 vars in gimple_bind_vars but not in BLOCK_VARS.
8805 2016-10-07 Richard Biener <rguenther@suse.de>
8807 PR tree-optimization/77879
8808 * tree-ssa-structalias.c (handle_const_call): Properly handle
8810 (handle_pure_call): Likewise.
8812 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8814 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
8815 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
8818 2016-10-06 Andrew Pinski <apinski@cavium.com>
8820 * config/aarch64/aarch64-cores.def: Add a comment before each
8823 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
8825 PR tree-optimization/77862
8826 * tree-vrp.c (add_equivalence): Use get_value_range so that
8827 num_vr_values is checked before accessing vr_values.
8829 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
8831 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
8834 2016-10-05 Jeff Law <law@redhat.com>
8836 PR tree-optimization/71661
8837 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
8838 removal of a forwarder exposes a new natural loop.
8840 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
8842 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
8843 Introduce ssesuffix variable.
8844 (<mask_codefor><code><mode>3<mask_name>): Ditto.
8845 (*<code><mode>3): Ditto.
8847 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
8849 * postreload.c (reload_cse_simplify): Skip also USE when detecting
8852 2016-10-06 Richard Biener <rguenther@suse.de>
8854 PR tree-optimization/77855
8855 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
8856 instead of removing the current item while iterating over the set
8859 2016-10-06 James Clarke <jrtc27@jrtc27.com>
8860 Eric Botcazou <ebotcazou@adacore.com>
8863 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
8864 (classify_registers): Don't set it
8865 (function_arg_slotno): Don't initialize and test it. Tidy up.
8867 2016-10-06 Richard Biener <rguenther@suse.de>
8869 PR tree-optimization/77839
8870 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
8873 2016-10-06 Martin Liska <mliska@suse.cz>
8875 * gcc.c: Set -fprofile-update=atomic when profiling is
8876 enabled and -pthread is set. Warn when one combines
8877 -pthread and -fprofile-update=single for an app using
8880 2016-10-06 Martin Liska <mliska@suse.cz>
8883 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
8884 * gimple-ssa-strength-reduction.c (slsr_process_cast):
8885 Initialize a pointer to NULL.
8886 (slsr_process_copy): Likewise.
8887 * input.c (location_get_source_line): Likewise.
8888 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
8890 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
8892 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
8893 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
8894 (ix86_handle_option): Deleted handle of OPT_mpcommit.
8895 * config.gcc: Deleted pcommitintrin.h
8896 * config/i386/pcommitintrin.h: Deleted file.
8897 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
8898 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
8900 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
8902 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
8903 (PTA_PCOMMIT): Deleted define.
8904 (ix86_option_override_internal): Deleted handle of option.
8905 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
8906 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
8907 __builtin_ia32_pcommit): Deleted.
8908 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
8909 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
8910 (pcommit): Deleted instruction.
8911 * config/i386/i386.opt: Mention -mpcommit deprecation.
8912 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
8914 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
8917 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
8918 Remove wrong assert.
8919 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
8920 Use <round_constraint> as operand 1 constraint.
8922 2016-10-05 Jakub Jelinek <jakub@redhat.com>
8925 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
8926 (ubsan_instrument_float_cast): And not here.
8929 * ubsan.c (ubsan_ids): New GTY(()) array.
8930 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
8931 instead of static local counters.
8933 2016-10-05 Martin Sebor <msebor@redhat.com>
8936 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
8937 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
8938 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
8939 (default_printf_pointer_format): Define function.
8940 * targhooks.c (linux_printf_pointer_format): Define new function.
8941 * targhooks.h (linux_printf_pointer_format): Declare.
8942 (gnu_libc_printf_pointer_format): Remove declaration.
8944 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8946 * fold-const.c (native_encode_real): Fix logic for selecting offset
8947 to write to when BYTES_BIG_ENDIAN.
8949 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
8951 * builtins.c (fold_builtin_strchr): Remove function.
8952 (fold_builtin_strrchr): Likewise.
8953 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
8954 * gimple-fold.c (target_char_cst_p): New function.
8955 (gimple_fold_builtin_strchr) Add more foldings.
8956 (gimple_fold_builtin): Add index, strrchr, rindex cases.
8958 2016-10-05 Richard Biener <rguenther@suse.de>
8961 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
8962 capture ids in c-exprs.
8964 2016-10-05 Richard Biener <rguenther@suse.de>
8967 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
8968 with types_match for GIMPLE code gen to handle type mismatched
8970 (dt_operand::gen): Adjust.
8971 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
8974 2016-10-05 Richard Biener <rguenther@suse.de>
8976 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
8978 2016-10-05 Richard Biener <rguenther@suse.de>
8981 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
8983 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
8985 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
8986 version check to protect only DW_TAG_imported_module generation.
8988 2016-10-05 Richard Biener <rguenther@suse.de>
8991 * match.pd (min(a,-a) -> -abs(a)): New pattern.
8993 2016-10-04 Ian Lance Taylor <iant@golang.org>
8995 * explow.c (allocate_dynamic_stack_space): Call
8996 do_pending_stack_adjust before handling flag_split_stack.
8998 2016-10-04 David Malcolm <dmalcolm@redhat.com>
9000 * genattrtab.c (make_internal_attr): Supply dummy column number to
9003 * genoutput.c (init_insn_for_nothing): Likewise.
9004 * gensupport.c (add_define_attr): Likewise.
9005 * read-md.c (message_at_1): Print column number.
9006 (fatal_with_file_and_line): Likewise.
9007 (rtx_reader::read_char): Track column numbers.
9008 (rtx_reader::unread_char): Likewise.
9009 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
9010 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
9011 (rtx_reader::handle_file): Initialize m_read_md_colno.
9012 (rtx_reader::get_current_location): Supply column number to
9014 * read-md.h (struct file_location): Add field "colno".
9015 (file_location::file_location): Likewise.
9016 (rtx_reader::get_colno): New accessor.
9017 (rtx_reader::m_read_md_colno): New field.
9018 (rtx_reader::m_last_line_colno): New field.
9020 2016-10-04 Jakub Jelinek <jakub@redhat.com>
9022 * doc/extend.texi (Java Exceptions): Remove.
9023 (java_interface): Remove.
9025 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
9027 PR tree-optimization/77808
9028 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
9029 and addr are different before copying points-to information.
9031 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
9033 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
9034 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
9035 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
9036 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
9038 2016-10-04 Richard Biener <rguenther@suse.de>
9040 PR tree-optimization/77399
9041 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
9042 verify the target can convert.
9044 2016-10-04 Richard Biener <rguenther@suse.de>
9047 * explow.c (plus_constant): Verify the mode of the constant
9048 pool offset before calling plus_constant.
9050 2016-10-04 Richard Biener <rguenther@suse.de>
9053 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
9054 type support, mark with :C.
9055 (X / -X -> -1): Mark with :C.
9057 2016-10-04 Jakub Jelinek <jakub@redhat.com>
9059 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
9060 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
9061 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
9062 * doc/tm.texi: Regenerated.
9063 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
9064 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
9065 * config/darwin.h (JCR_SECTION_NAME): Remove.
9066 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
9067 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
9068 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
9069 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
9070 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
9071 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
9073 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9075 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
9076 between "because" and "param" in dump message in call to fprintf.
9078 2016-10-03 Jeff Law <law@redhat.com>
9080 PR tree-optimization/71550
9081 PR tree-optimization/71403
9082 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
9083 (profitable_jump_thread_path): Also return boolean indicating if
9084 the realized path will create an irreducible loop.
9085 Remove loop depth tests from 71403.
9086 (fsm_find_control_statement_thread_paths): Remove loop depth tests
9087 from 71403. If threading will create an irreducible loop, then
9088 throw away loop iteration and related information.
9090 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
9092 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
9093 -Woverloaded-virtual checks for warning options.
9094 * configure: Regenerate.
9096 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
9098 PR preprocessor/77699
9099 * input.c (maybe_grow): Don't allocate one byte extra headroom.
9100 (get_next_line): Return false on error.
9101 (read_next_line): Removed, use get_next_line instead.
9102 (read_line_num): Don't copy the line.
9103 (location_get_source_line): Don't use static data.
9104 (selftest::test_reading_source_line): Add more test cases.
9106 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9109 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9111 * ifcvt.c (noce_try_avoid_const_materialization): New function.
9112 (noce_process_if_block): Use it.
9114 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
9116 * doc/invoke.texi: Update -Wint-in-bool-context.
9118 2016-10-02 Jakub Jelinek <jakub@redhat.com>
9120 * dwarf2out.c (output_fde, output_call_frame_info,
9121 dwarf2out_do_cfi_startproc, set_indirect_string,
9122 gen_internal_sym, output_die, output_line_info): Use
9123 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
9124 ASM_GENERATE_INTERNAL_LABEL output.
9126 2016-10-01 Richard Biener <rguenther@suse.de>
9129 * genmatch.c (get_operand_type): Add operand position arg
9130 and handle COND_EXPR comparison operand with fixed boolean_type_node.
9131 (expr::gen_transform): Adjust.
9132 (dt_simplify::gen_1): Likewise.
9134 2016-10-01 Jakub Jelinek <jakub@redhat.com>
9136 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
9137 comments. Simplify asserts, remove unnecessary conditions.
9139 (*<code><mode>3): Likewise.
9141 2016-09-30 Jakub Jelinek <jakub@redhat.com>
9143 * doc/invoke.texi (-Wregister): Document.
9145 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
9147 * configure.ac: Split CHECKING_P into CHECKING_P and
9148 ENABLE_EXTRA_CHECKING.
9149 * configure: Regenerated.
9150 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
9151 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
9153 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
9156 * gcc.c (process_command): For @filename handling, output
9157 the correct name if the file does not exist.
9159 2016-09-30 Marek Polacek <polacek@redhat.com>
9161 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
9162 * config/alpha/predicates.md: Likewise.
9164 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9166 * ifcvt.c (noce_try_avoid_const_materialization): New function.
9167 (noce_process_if_block): Use it.
9169 2016-09-30 Martin Liska <mliska@suse.cz>
9171 * doc/invoke.texi: Document asan-use-after-return that
9172 it's disabled by default in runtime.
9174 2016-09-30 Richard Biener <rguenther@suse.de>
9176 * tree-vrp.c (intersect_ranges): If we failed to handle
9177 the intersection choose a constant singleton range if available.
9179 2016-09-30 Richard Biener <rguenther@suse.de>
9181 PR tree-optimization/77399
9182 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
9183 float <-> int conversions.
9185 2016-09-30 Alan Modra <amodra@gmail.com>
9187 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
9189 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
9191 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
9192 ext_level before calling CPUID with 0x80000008.
9193 Simplify xgetbv checks.
9195 2016-09-29 David Malcolm <dmalcolm@redhat.com>
9197 * Makefile.in (OBJS): Add print-rtl-function.o.
9198 * print-rtl-function.c: New file.
9199 * print-rtl.h (print_rtx_function): New decl.
9201 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
9204 * config/i386/cpuid.h (__get_cpuid_count): New.
9205 (__get_cpuid): Rename __level to __leaf.
9207 2016-09-29 Marek Polacek <polacek@redhat.com>
9209 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
9211 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
9214 * builtins.c (expand_builtin_memcmp): Don't swap args unless
9215 result is only being compared with zero.
9217 2016-09-29 Marek Polacek <polacek@redhat.com>
9219 * dwarf2out.c (loc_descriptor): Add fall through comment.
9220 (add_const_value_attribute): Likewise.
9222 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
9224 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
9225 with "v6t2". Move "arch" attribute above "pool_range".
9226 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
9228 (*thumb2_movhi_vfp): Likewise.
9229 (*arm_movhi_fp16): Likewise.
9230 (*thumb2_movhi_fp16): Likewise.
9231 (*arm_movsi_vfp): Remove "arch" attribute.
9232 (*thumb2_movsi_vfp): Likewise.
9234 2016-09-29 Martin Liska <mliska@suse.cz>
9236 * doc/extend.texi: Remove limitation of Objective C for
9237 __attribute__((constructor)) and __attribute__((destructor)).
9239 2016-09-29 Richard Biener <rguenther@suse.de>
9241 PR tree-optimization/77768
9242 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9243 Handle stores to readonly memory when removing redundant stores.
9245 2016-09-29 Richard Biener <rguenther@suse.de>
9248 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
9249 X / -X -> -1 simplifications.
9251 2016-09-29 Richard Biener <rguenther@suse.de>
9254 * match.pd: Add max(a,-a) -> abs(a) pattern.
9255 * tree-ssa-phiopt.c (minmax_replacement): Disable for
9256 HONOR_SIGNED_ZEROS types.
9258 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
9260 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
9261 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
9263 2016-09-29 Richard Biener <rguenther@suse.de>
9265 * tree-vrp.c (set_defs_to_varying): New helper avoiding
9266 writing to vr_const_varying.
9267 (vrp_initialize): Call it.
9268 (vrp_visit_stmt): Likewise.
9269 (evrp_dom_walker::before_dom_children): Likewise.
9271 2016-09-29 Richard Biener <rguenther@suse.de>
9273 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
9274 constructors with vector elements.
9276 2016-09-29 Richard Biener <rguenther@suse.de>
9278 PR tree-optimization/77768
9279 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
9280 with stores to a place we know has a constant value.
9282 2016-09-29 Alan Modra <amodra@gmail.com>
9284 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
9285 * doc/invoke.texi: Document it.
9286 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
9287 (rs6000_passes_float): Comment.
9288 (rs6000_passes_long_double): New static var.
9289 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
9290 (init_cumulative_args): Set up to emit fp .gnu_attribute for
9291 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
9292 to include fp values returned in vectors.
9293 Set rs6000_passes_long_double.
9294 (rs6000_function_arg_advance_1): Likewise for function args.
9295 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
9296 and SPE. Emit long double tag value too.
9297 (rs6000_opt_vars): Add gnu-attr.
9298 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
9299 * configure: Regenerate.
9300 * config.in: Regenerate.
9302 2016-09-28 Jakub Jelinek <jakub@redhat.com>
9304 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
9306 (format_floating, format_string, format_directive,
9307 get_destination_size, pass_sprintf_length::handle_gimple_call):
9310 2016-09-28 Jakub Jelinek <jakub@redhat.com>
9312 * gimple-ssa-sprintf.c: Fix comment formatting.
9313 (format_integer): Use is_gimple_assign.
9314 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
9315 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
9316 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
9317 (pass_sprintf_length::execute): Use is_gimple_call.
9319 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
9321 * gimple-fold.c (gimple_fold_builtin): After failing to fold
9322 strchr, also try the generic folding.
9324 2016-09-28 Martin Sebor <msebor@redhat.com>
9327 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
9330 2016-09-28 Martin Sebor <msebor@redhat.com>
9333 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
9334 length modifier is not expected.
9335 (format_floating): Ignore l length modifier and fail gracefuly
9336 when it isn't one of the other expected ones.
9338 2016-09-28 Martin Sebor <msebor@redhat.com>
9341 * varasm.c (assemble_addr_to_section): Increase local buffer size.
9343 2016-09-27 Richard Biener <rguenther@suse.de>
9345 * dwarf2out.c (cu_die_list): New global.
9346 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
9347 main_comp_unit_die to cu_die_list if we created it.
9348 Move break_out_includes ...
9349 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
9352 2016-09-28 Richard Biener <rguenther@suse.de>
9354 * dwarf2out.c (struct die_struct): Add removed flag.
9355 (lookup_type_die): If the DIE is marked as removed, clear
9356 TYPE_SYMTAB_DIE and return NULL.
9357 (lookup_decl_die): If the DIE is marked as removed, remove it
9358 from the hash and return NULL.
9359 (mark_removed): New helper.
9360 (prune_unused_types_prune): Call it for removed DIEs.
9361 (gen_subprogram_die): Move the premark_used_types call to after
9362 DIEs for the functions scopes are generated.
9363 (process_scope_var): Do not re-create pruned types or type decls.
9364 Make sure to also re-parent type decls.
9365 (dwarf2out_finish): Move unused type pruning and debug_types
9367 (dwarf2out_early_finish): ... here.
9369 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
9371 * config/arc/arc-c.c: New file.
9372 * config/arc/arc-c.def: Likewise.
9373 * config/arc/t-arc: Likewise.
9374 * config.gcc: Include arc-c.o as c and cpp object.
9375 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
9376 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
9377 arc_cpu_cpp_builtins.
9379 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
9381 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
9382 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
9384 2016-09-28 Nathan Sidwell <nathan@acm.org>
9386 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
9389 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
9391 PR tree-optimization/61056
9392 * gimple-fold.c (gimple_fold_builtin_strchr):
9393 New function to optimize strchr (s, 0) to strlen.
9394 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
9396 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
9398 PR tree-optimization/77724
9399 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
9400 Add tree_fits_shwi_p check.
9402 2016-09-27 Jakub Jelinek <jakub@redhat.com>
9404 * auto-inc-dec.c (try_merge): Remove break after return.
9405 * cselib.c (autoinc_split): Likewise.
9406 * explow.c (promote_mode): Likewise.
9407 * fixed-value.c (fixed_arithmetic): Likewise.
9408 * hsa.c (hsa_internal_fn::get_arity): Likewise.
9409 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
9410 * trans-mem.c (get_attrs_for): Likewise.
9411 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
9412 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
9413 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
9414 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
9415 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
9416 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
9417 * config/cris/cris.c (cris_op_str): Likewise.
9418 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
9419 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
9421 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
9423 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
9424 IFN_GOACC_REDUCTION_CODES): New.
9425 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
9426 ifn_goacc_reduction_kind): Use them.
9427 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
9428 of internal functions, when applicable.
9430 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
9432 * config/mips/constraints.md (d): Fix documentation.
9433 * doc/md.texi (Machine Constraints): Update accordingly.
9435 2016-09-27 Richard Biener <rguenther@suse.de>
9437 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
9438 cur_line_info_table initialization ...
9439 (dwarf2out_assembly_start): ... here.
9441 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
9443 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
9444 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
9445 (*thumb2_movhi_vfp): Likewise.
9446 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
9447 template. Expand predicable attribute to mark VMOV.F16 as not
9448 predicable. Add "arch" attribute.
9449 (*thumb2_movhi_fp16): Likewise.
9450 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
9451 (*thumb2_movsi_vfp): Add "arch" attribute.
9453 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
9455 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
9458 2016-09-27 Marek Polacek <polacek@redhat.com>
9460 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
9463 * config/c6x/c6x.h: Adjust fall through comment.
9464 * config/sh/sh.c (final_prescan_insn): Likewise.
9465 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
9466 (visium_expand_fp_cstore): Likewise.
9468 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9470 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
9471 expected by -Wimplicit-fallthrough.
9472 (thumb1_size_rtx_costs): Likewise.
9473 (thumb2_reorg): Likewise.
9474 (tls_mentioned_p): Add "Fall through" comment.
9475 (thumb2_reorg): Likewise.
9476 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
9477 comment form expected by -Wimplicit-fallthrough.
9479 2016-09-27 Martin Liska <mliska@suse.cz>
9481 PR gcov-profile/46266
9482 * input.h (RESERVED_LOCATION_P): New macro.
9483 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
9484 instread of comparison with UNKNOWN_LOCATION.
9486 2016-09-27 Richard Biener <rguenther@suse.de>
9488 PR tree-optimization/77745
9489 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9490 When removing redundant stores make sure to check compatibility
9491 of the TBAA state for downstream accesses.
9492 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
9493 value-numbering virtual operands for store matches.
9495 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
9498 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
9499 movrt patterns. Match them before anything else in the SET case.
9501 2016-09-27 Martin Liska <mliska@suse.cz>
9503 PR gcov-profile/7970
9504 PR gcov-profile/16855
9505 PR gcov-profile/44779
9506 * coverage.c (build_gcov_exit_decl): New function.
9507 (coverage_obj_init): Call the function and generate __gcov_exit
9509 * doc/gcov.texi: Document when __gcov_exit function is called.
9511 2016-09-27 Marek Polacek <polacek@redhat.com>
9514 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
9515 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
9516 -Wno-error instead of -Wno-implicit-fallthrough.
9518 2016-09-27 Martin Liska <mliska@suse.cz>
9521 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
9523 2016-09-27 Jakub Jelinek <jakub@redhat.com>
9525 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
9526 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
9527 comments. Remove break after return.
9528 (ix86_fp_compare_code_to_integer, has_dispatch,
9529 ix86_simd_clone_usable): Remove break after return.
9531 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
9533 PR rlt-optimization/77714
9534 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
9537 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
9540 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
9541 extract_range_from_unary_expr to convert value_range.
9542 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
9543 (extract_range_from_unary_expr): This.
9544 * tree-vrp.h (extract_range_from_unary_expr): Declare.
9546 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
9548 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
9550 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9552 * config/i386/i386.c (ix86_print_operand)
9553 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
9554 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
9555 (epilogue_renumber): Likewise.
9557 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
9560 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
9561 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
9563 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
9565 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
9566 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
9567 is_mm_seq_cst, is_mm_sync): Move to ...
9568 * memmodel.h: This. New file.
9569 * builtins.c: Include memmodel.h.
9570 * optabs.c: Likewise.
9572 * config/aarch64/aarch64.c: Likewise.
9573 * config/alpha/alpha.c: Likewise.
9574 * config/arm/arm.c: Likewise.
9575 * config/i386/i386.c: Likewise.
9576 * config/ia64/ia64.c: Likewise.
9577 * config/mips/mips.c: Likewise.
9578 * config/rs6000/rs6000.c: Likewise.
9579 * config/sparc/sparc.c: Likewise.
9580 * genconditions.c: Include memmodel.h in generated file.
9581 * genemit.c: Likewise.
9582 * genoutput.c: Likewise.
9583 * genpeep.c: Likewise.
9584 * genpreds.c: Likewise.
9585 * genrecog.c: Likewise.
9587 2016-09-26 David Malcolm <dmalcolm@redhat.com>
9589 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
9590 "c" instead when parsing characters. Move operand parsing into...
9591 (read_rtx_operand): ...this new function, renaming "i" to "idx",
9592 and tightening the scope of various locals.
9594 2016-09-26 Liu Hao <lh_mouse@126.com>
9596 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
9598 2016-09-26 Marek Polacek <polacek@redhat.com>
9600 * system.h: Use __has_attribute to check whether the fallthrough
9601 attribute is supported.
9603 2016-09-26 Marek Polacek <polacek@redhat.com>
9605 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
9606 gimple_call_internal_p.
9607 * ipa-split.c (find_return_bb): Likewise.
9608 (execute_split_functions): Likewise.
9609 * omp-low.c (dump_oacc_loop_part): Likewise.
9610 (oacc_loop_xform_head_tail): Likewise.
9611 * predict.c (predict_loops): Likewise.
9612 * sanopt.c (pass_sanopt::execute): Likewise.
9613 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
9614 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
9615 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
9616 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
9617 (expand_ifn_va_arg): Likewise.
9618 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
9619 (optimize_mask_stores): Likewise.
9620 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
9621 (vect_transform_stmt): Likewise.
9622 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
9623 * tsan.c (instrument_memory_accesses): Likewise.
9625 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9626 Alexander Monakov <amonakov@ispras.ru>
9628 * regrename.c (rename_chains): Check
9629 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
9630 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
9631 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
9633 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9635 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
9636 (s390_sched_score): Likewise.
9638 2016-09-26 Martin Liska <mliska@suse.cz>
9640 * doc/gcov.texi: Update program output of gcov tool.
9642 2016-09-26 Martin Liska <mliska@suse.cz>
9644 PR gcov-profile/23332
9645 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
9646 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
9647 * value-prof.c (dump_histogram_value): Do not handle
9648 HIST_TYPE_CONST_DELTA.
9649 (stream_in_histogram_value): Likewise.
9650 (gimple_find_values_to_profile): Likewise.
9651 * value-prof.h (enum hist_type): Likewise.
9653 2016-09-26 Martin Liska <mliska@suse.cz>
9655 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
9656 from default sanitize recover values.
9657 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
9658 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
9659 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
9661 * opts.c (finish_options): Do a generic loop over options
9662 that can be recovered.
9663 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
9665 (common_handle_option): Likewise.
9666 * opts.h: Declare can_recover to sanitizer_opts_s.
9668 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
9670 * target.def(elf_flags_numeric): Change documentation to present tense.
9671 * doc/tm.texi: Regenerate.
9673 2016-09-26 Marek Polacek <polacek@redhat.com>
9676 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
9677 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
9678 -Wno-switch-fallthrough.
9679 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
9680 (expand_builtin): Likewise.
9681 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
9682 * convert.c (convert_to_real_1): Likewise.
9683 (convert_to_integer_1): Likewise.
9684 * final.c (output_alternate_entry_point): Likewise.
9685 * genattrtab.c (make_canonical): Likewise.
9686 (write_test_expr): Likewise.
9687 * genpreds.c (validate_exp): Likewise.
9688 * gimple-ssa-strength-reduction.c
9689 (find_candidates_dom_walker::before_dom_children): Likewise.
9690 * godump.c (go_format_type): Likewise.
9691 * reload1.c (elimination_effects): Likewise.
9692 * resource.c (mark_referenced_resources): Likewise.
9693 (mark_set_resources): Likewise.
9694 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
9695 * varasm.c (output_addressed_constants): Likewise.
9697 2016-09-26 Marek Polacek <polacek@redhat.com>
9700 * common.opt (Wimplicit-fallthrough): New option.
9701 * doc/extend.texi: Document statement attributes and the fallthrough
9703 * doc/invoke.texi: Document -Wimplicit-fallthrough.
9704 * gimple.h (gimple_call_internal_p): New function.
9705 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
9706 (struct label_entry): New struct.
9707 (find_label_entry): New function.
9708 (case_label_p): New function.
9709 (collect_fallthrough_labels): New function.
9710 (last_stmt_in_scope): New function.
9711 (should_warn_for_implicit_fallthrough): New function.
9712 (warn_implicit_fallthrough_r): New function.
9713 (maybe_warn_implicit_fallthrough): New function.
9714 (expand_FALLTHROUGH_r): New function.
9715 (expand_FALLTHROUGH): New function.
9716 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
9717 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
9718 (gimplify_label_expr): New function.
9719 (gimplify_case_label_expr): Set location.
9720 (gimplify_expr): Call gimplify_label_expr.
9721 * internal-fn.c (expand_FALLTHROUGH): New function.
9722 * internal-fn.def (FALLTHROUGH): New internal function.
9723 * langhooks.c (lang_GNU_OBJC): New function.
9724 * langhooks.h (lang_GNU_OBJC): Declare.
9725 * system.h (gcc_fallthrough): Define.
9726 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
9727 * tree.h (FALLTHROUGH_LABEL_P): Define.
9729 2016-09-26 Richard Biener <rguenther@suse.de>
9731 * dwarf2out.c (stripattributes): Remove unused function.
9732 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
9733 Push dwarf_split_debug_info handling into init_sections_and_labels.
9734 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
9735 (DEBUG_MACRO_SECTION_FLAGS): Remove.
9736 (debug_macinfo_section_name): New global.
9737 (output_macinfo): Use debug_macinfo_section_name.
9738 (init_sections_and_labels): Split out section and label generation
9739 from dwarf2out_init. Set debug_macinfo_section_name.
9740 (dwarf2out_init): Move text section label generation and emission
9742 (dwarf2out_assembly_start): ... here.
9743 (dwarf2out_finish): Call init_sections_and_labels before DWARF
9746 2016-09-26 Richard Biener <rguenther@suse.de>
9749 * cgraphunit.c (analyze_functions): Before early removing
9750 global vars calls the late_global_decl debug handler mark
9751 the variable as readonly.
9753 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
9756 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
9757 (sh_rtx_costs): Handle SET of movt and movrt patterns.
9758 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
9759 declare new overloads.
9760 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
9763 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9765 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
9766 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
9768 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
9770 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
9771 * configure: Regenerate.
9773 2016-09-24 Marek Polacek <polacek@redhat.com>
9776 * doc/invoke.texi: Document -Wbool-operation.
9778 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9780 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
9781 * config/rs6000/rs6000.c (expand_block_compare): New function used by
9782 cmpmemsi pattern to do builtin expansion of memcmp ().
9783 (compute_current_alignment): Add helper function for
9784 expand_block_compare used to compute alignment as the compare proceeds.
9785 (select_block_compare_mode): Used by expand_block_compare to select
9786 the mode used for reading the next chunk of bytes in the compare.
9787 (do_load_for_compare): Used by expand_block_compare to emit the load
9788 insns for the compare.
9789 (rs6000_emit_dot_insn): Moved this function to avoid a forward
9790 reference from expand_block_compare ().
9791 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
9792 prototype for this function.
9793 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
9794 target option for controlling how much code inline expansion of
9795 memcmp() will be allowed to generate.
9797 2016-09-23 Jakub Jelinek <jakub@redhat.com>
9799 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
9800 hook_bool_mode_false, hook_bool_mode_true,
9801 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
9802 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9803 hook_bool_const_rtx_insn_const_rtx_insn_true,
9804 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
9805 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
9806 hook_bool_const_tree_hwi_hwi_const_tree_false,
9807 hook_bool_const_tree_hwi_hwi_const_tree_true,
9808 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
9809 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9810 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
9811 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
9812 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
9813 hook_bool_const_tree_true, hook_bool_tree_tree_false,
9814 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
9815 hook_bool_rtx_insn_true, hook_bool_rtx_false,
9816 hook_bool_uintp_uintp_false,
9817 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
9818 hook_rtx_tree_int_null, hook_uint_mode_0,
9819 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
9820 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
9821 hook_constcharptr_const_rtx_insn_null,
9822 hook_constcharptr_const_tree_const_tree_null,
9823 hook_constcharptr_int_const_tree_null,
9824 hook_constcharptr_int_const_tree_const_tree_null,
9825 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
9826 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
9827 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
9829 * vec.h (vNULL): Extend comment to say = vNULL initialization
9830 isn't needed for static vars.
9832 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
9833 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
9834 = vNULL initialization of file scope vec.
9835 * passes.c (pass_tab, enabled_pass_uid_range_tab,
9836 disabled_pass_uid_range_tab): Likewise.
9837 * haifa-sched.c (sched_luids, h_i_d): Likewise.
9838 * tree-chkp-opt.c (check_infos): Likewise.
9839 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
9841 * vec.h (vnull::operator vec): Add constexpr keyword for
9844 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
9846 PR tree-optimization/77654
9847 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
9848 to duplicate_ssa_name_ptr_info.
9850 2016-09-23 David Malcolm <dmalcolm@redhat.com>
9852 PR preprocessor/77672
9853 * input.c (selftest::test_lexer_string_locations_simple): Update
9854 test to expect location information of the terminator character
9855 at the location of the final closing quote.
9856 (selftest::test_lexer_string_locations_hex): Likewise.
9857 (selftest::test_lexer_string_locations_oct): Likewise.
9858 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
9859 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
9860 (selftest::test_lexer_string_locations_ucn4): Likewise.
9861 (selftest::test_lexer_string_locations_ucn8): Likewise.
9862 (selftest::test_lexer_string_locations_u8): Likewise.
9863 (selftest::test_lexer_string_locations_utf8_source): Likewise.
9864 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
9865 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
9866 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
9867 (selftest::test_lexer_string_locations_macro): Likewise.
9868 (selftest::test_lexer_string_locations_long_line): Likewise.
9870 2016-09-23 Richard Biener <rguenther@suse.de>
9872 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
9873 virtual definition to virtual use if the call devirtualizes
9874 to a const or pure function.
9875 (visit_use): Also visit calls we can devirtualize to a
9876 const or pure function.
9878 2016-09-23 Richard Biener <rguenther@suse.de>
9880 PR tree-optimization/77697
9881 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
9882 signal error if we have sth ternary or unhandled.
9884 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9886 * config/arm/arm_neon.h (vabd_f16): New.
9920 (vcvt_f16_s16): New.
9921 (vcvt_f16_u16): New.
9922 (vcvt_s16_f16): New.
9923 (vcvt_u16_f16): New.
9924 (vcvtq_f16_s16): New.
9925 (vcvtq_f16_u16): New.
9926 (vcvtq_s16_f16): New.
9927 (vcvtq_u16_f16): New.
9928 (vcvta_s16_f16): New.
9929 (vcvta_u16_f16): New.
9930 (vcvtaq_s16_f16): New.
9931 (vcvtaq_u16_f16): New.
9932 (vcvtm_s16_f16): New.
9933 (vcvtm_u16_f16): New.
9934 (vcvtmq_s16_f16): New.
9935 (vcvtmq_u16_f16): New.
9936 (vcvtn_s16_f16): New.
9937 (vcvtn_u16_f16): New.
9938 (vcvtnq_s16_f16): New.
9939 (vcvtnq_u16_f16): New.
9940 (vcvtp_s16_f16): New.
9941 (vcvtp_u16_f16): New.
9942 (vcvtpq_s16_f16): New.
9943 (vcvtpq_u16_f16): New.
9944 (vcvt_n_f16_s16): New.
9945 (vcvt_n_f16_u16): New.
9946 (vcvtq_n_f16_s16): New.
9947 (vcvtq_n_f16_u16): New.
9948 (vcvt_n_s16_f16): New.
9949 (vcvt_n_u16_f16): New.
9950 (vcvtq_n_s16_f16): New.
9951 (vcvtq_n_u16_f16): New.
9965 (vmul_lane_f16): New.
9968 (vmulq_lane_f16): New.
9990 (vrsqrteq_f16): New.
9994 (vrsqrtsq_f16): New.
9998 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10000 * config.gcc (extra_headers): Add arm_fp16.h
10001 * config/arm/arm_fp16.h: New.
10002 * config/arm/arm_neon.h: Include "arm_fp16.h".
10004 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10006 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
10008 (vmulf): New (v8hf, v4hf variants).
10009 (vfma): New (v8hf, v4hf variants).
10010 (vfms): New (v8hf, v4hf variants).
10011 (vsub): New (v8hf, v4hf variants).
10012 (vcage): New (v8hf, v4hf variants).
10013 (vcagt): New (v8hf, v4hf variants).
10014 (vcale): New (v8hf, v4hf variants).
10015 (vcalt): New (v8hf, v4hf variants).
10016 (vceq): New (v8hf, v4hf variants).
10017 (vcgt): New (v8hf, v4hf variants).
10018 (vcge): New (v8hf, v4hf variants).
10019 (vcle): New (v8hf, v4hf variants).
10020 (vclt): New (v8hf, v4hf variants).
10021 (vceqz): New (v8hf, v4hf variants).
10022 (vcgez): New (v8hf, v4hf variants).
10023 (vcgtz): New (v8hf, v4hf variants).
10024 (vcltz): New (v8hf, v4hf variants).
10025 (vclez): New (v8hf, v4hf variants).
10026 (vabd): New (v8hf, v4hf variants).
10027 (vmaxf): New (v8hf, v4hf variants).
10028 (vmaxnm): New (v8hf, v4hf variants).
10029 (vminf): New (v8hf, v4hf variants).
10030 (vminnm): New (v8hf, v4hf variants).
10031 (vpmaxf): New (v4hf variant).
10032 (vpminf): New (v4hf variant).
10033 (vpadd): New (v4hf variant).
10034 (vrecps): New (v8hf, v4hf variants).
10035 (vrsqrts): New (v8hf, v4hf variants).
10036 (vabs): New (v8hf, v4hf variants).
10037 (vneg): New (v8hf, v4hf variants).
10038 (vrecpe): New (v8hf, v4hf variants).
10039 (vrnd): New (v8hf, v4hf variants).
10040 (vrnda): New (v8hf, v4hf variants).
10041 (vrndm): New (v8hf, v4hf variants).
10042 (vrndn): New (v8hf, v4hf variants).
10043 (vrndp): New (v8hf, v4hf variants).
10044 (vrndx): New (v8hf, v4hf variants).
10045 (vrsqrte): New (v8hf, v4hf variants).
10046 (vmul_lane): Add v4hf and v8hf variants.
10047 (vmul_n): Add v4hf and v8hf variants.
10048 (vext): New (v8hf, v4hf variants).
10049 (vcvts): New (v8hi, v4hi variants).
10050 (vcvts): New (v8hf, v4hf variants).
10051 (vcvtu): New (v8hi, v4hi variants).
10052 (vcvtu): New (v8hf, v4hf variants).
10053 (vcvts_n): New (v8hf, v4hf variants).
10054 (vcvtu_n): New (v8hi, v4hi variants).
10055 (vcvts_n): New (v8hi, v4hi variants).
10056 (vcvtu_n): New (v8hf, v4hf variants).
10057 (vbsl): New (v8hf, v4hf variants).
10058 (vcvtas): New (v8hf, v4hf variants).
10059 (vcvtau): New (v8hf, v4hf variants).
10060 (vcvtms): New (v8hf, v4hf variants).
10061 (vcvtmu): New (v8hf, v4hf variants).
10062 (vcvtns): New (v8hf, v4hf variants).
10063 (vcvtnu): New (v8hf, v4hf variants).
10064 (vcvtps): New (v8hf, v4hf variants).
10065 (vcvtpu): New (v8hf, v4hf variants).
10067 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10069 * config/arm/arm-builtins.c (hf_UP): New.
10071 (vfp_builtin_data): New. Update comment.
10072 (enum arm_builtins): Include "arm_vfp_builtins.def".
10073 (ARM_BUILTIN_VFP_PATTERN_START): New.
10074 (arm_init_vfp_builtins): New.
10075 (arm_init_builtins): Add arm_init_vfp_builtins.
10076 (arm_expand_vfp_builtin): New.
10077 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
10079 * config/arm/arm_vfp_builtins.def: New file.
10080 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
10081 (arm-builtins.o): Likewise.
10083 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
10086 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
10087 from constant while creating value range.
10089 2016-09-23 Renlin Li <renlin.li@arm.com>
10091 * ira.c (ira): Move ira_use_lra_p initialization code to ...
10092 (ira_init_once): Here.
10094 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
10095 Jakub Jelinek <jakub@redhat.com>
10097 * hooks.h (hook_uint_uintp_false): Rename to...
10098 (hook_bool_uint_uintp_false): ... this.
10099 * hooks.c (hook_uint_uintp_false): Rename to...
10100 (hook_bool_uint_uintp_false): ... this.
10101 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
10102 instead of hook_uint_uintp_false.
10104 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10106 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
10107 (arm_init_builtins): Move body of a loop to the standalone
10108 function arm_init_neon_builtin.
10109 (arm_expand_neon_builtin_1): New. Update comment. Function body
10110 moved from arm_neon_builtin with some white-space fixes.
10111 (arm_expand_neon_builtin): Move code into the standalone function
10112 arm_expand_neon_builtin_1.
10114 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10116 * config/arm/iterators.md (VCVTHI): New.
10117 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
10118 (NEON_VAGLTE): New.
10119 (VFM_LANE_AS): New.
10121 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
10122 (V_HALF): Add V4HF. Fix white-space.
10123 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
10124 (V_s_elem): Likewise.
10125 (V_sz_elem): Fix white-space.
10126 (V_elem_ch): Likewise.
10128 (scalar_mul_constraint): Add V8HF and V4HF.
10129 (Is_float_mode): Fix white-space.
10130 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
10131 (q): Add HF. Fix white-space.
10134 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
10135 (neon_vfm_lane_as): New.
10136 * config/arm/neon.md (add<mode>3_fp16): New.
10137 (sub<mode>3_fp16): New.
10138 (mul<mode>3add<mode>_neon): New.
10139 (fma<VH:mode>4_intrinsic): New.
10140 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
10141 (fmsub<VH:mode>4_intrinsic): New.
10142 (<absneg_str><mode>2): New.
10143 (neon_v<absneg_str><mode>): New.
10144 (neon_v<fp16_rnd_str><mode>): New.
10145 (neon_vrsqrte<mode>): New.
10146 (neon_vpaddv4hf): New.
10147 (neon_vadd<mode>): New.
10148 (neon_vsub<mode>): New.
10149 (neon_vmulf<mode>): New.
10150 (neon_vfma<VH:mode>): New.
10151 (neon_vfms<VH:mode>): New.
10152 (neon_vc<cmp_op><mode>): New.
10153 (neon_vc<cmp_op><mode>_fp16insn): New
10154 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
10155 (neon_vca<cmp_op><mode>): New.
10156 (neon_vca<cmp_op><mode>_fp16insn): New.
10157 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
10158 (neon_vc<cmp_op>z<mode>): New.
10159 (neon_vabd<mode>): New.
10160 (neon_v<maxmin>f<mode>): New.
10161 (neon_vp<maxmin>fv4hf: New.
10162 (neon_<fmaxmin_op><mode>): New.
10163 (neon_vrecps<mode>): New.
10164 (neon_vrsqrts<mode>): New.
10165 (neon_vrecpe<mode>): New (VH variant).
10166 (neon_vdup_lane<mode>_internal): New.
10167 (neon_vdup_lane<mode>): New.
10168 (neon_vcvt<sup><mode>): New (VCVTHI variant).
10169 (neon_vcvt<sup><mode>): New (VH variant).
10170 (neon_vcvt<sup>_n<mode>): New (VH variant).
10171 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
10172 (neon_vcvt<vcvth_op><sup><mode>): New.
10173 (neon_vmul_lane<mode>): New.
10174 (neon_vmul_n<mode>): New.
10175 * config/arm/unspecs.md (UNSPEC_VCALE): New
10176 (UNSPEC_VCALT): New.
10177 (UNSPEC_VFMA_LANE): New.
10178 (UNSPECS_VFMS_LANE): New.
10180 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
10182 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
10183 ("*extzv<mode><clobbercc_or_nocc>"):
10184 Correct a typo in a comment.
10186 ("*insv<mode>_zEC12", "*insv<mode>_z10")
10187 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
10188 ("*insv<mode>_zEC12_appendbitsleft")
10189 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
10190 ("*insv<mode>_z10_appendbitsleft"): Ditto.
10191 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
10192 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
10193 Provide pattern with operands switched.
10194 ("*pre_z10_extv<mode>"):
10195 Use new subst patterns.
10196 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
10197 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
10198 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
10199 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
10200 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
10201 ("*<risbg_n>_sidi_ior_and_lshiftrt")
10202 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
10204 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
10205 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
10206 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
10208 ("SINT"): New mode_iterator with SI, HI, QI.
10209 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
10210 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
10213 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
10215 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
10216 new interface of s390_contiguous_bitmask_p.
10217 ("contiguous_bitmask_nowrap_operand"): New predicate.
10218 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
10219 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
10220 of s390_contiguous_bitmask_p.
10221 ("NxxDw"): Rename NxxDq constraint to NxxDw.
10222 ("NxxSw"): New constraint.
10223 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
10224 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
10226 (s390_contiguous_bitmask_nowrap_p): Export.
10227 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
10228 former s390_contiguous_bitmask_p.
10229 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
10230 detect contiguous bit ranges with wraparound. Change signature to
10231 return START and END position instead of POS and LENGTH.
10232 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
10233 ranges with wraparound.
10234 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
10235 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
10236 Adapt to new signature of s390_contiguous_bitmask_p.
10238 2016-09-23 Bin Cheng <bin.cheng@arm.com>
10240 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
10241 (create_intersect_range_checks): New.
10242 (vect_create_cond_for_alias_checks): Call above function.
10244 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10246 * config/arm/iterators.md (Code iterators): Fix some white-space
10250 (FCVT): Moved from vfp.md.
10251 (VCVT_HF_US_N): New.
10252 (VCVT_SI_US_N): New.
10257 (FCVTI32typename): Moved from vfp.md.
10258 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
10259 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
10260 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
10261 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
10262 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
10264 (fp16_rnd_str): New.
10265 (fp16_rnd_insn): New.
10266 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
10267 (UNSPEC_VCVT_HF_U_N): New.
10268 (UNSPEC_VCVT_SI_S_N): New.
10269 (UNSPEC_VCVT_SI_U_N): New.
10270 (UNSPEC_VCVTH_S): New.
10271 (UNSPEC_VCVTH_U): New.
10272 (UNSPEC_VCVTA_S): New.
10273 (UNSPEC_VCVTA_U): New.
10274 (UNSPEC_VCVTM_S): New.
10275 (UNSPEC_VCVTM_U): New.
10276 (UNSPEC_VCVTN_S): New.
10277 (UNSPEC_VCVTN_U): New.
10278 (UNSPEC_VCVTP_S): New.
10279 (UNSPEC_VCVTP_U): New.
10280 (UNSPEC_VCVTP_S): New.
10281 (UNSPEC_VCVTP_U): New.
10282 (UNSPEC_VRND): New.
10283 (UNSPEC_VRNDA): New.
10284 (UNSPEC_VRNDI): New.
10285 (UNSPEC_VRNDM): New.
10286 (UNSPEC_VRNDN): New.
10287 (UNSPEC_VRNDP): New.
10288 (UNSPEC_VRNDX): New.
10289 * config/arm/vfp.md (<absneg_str>hf2): New.
10290 (neon_vabshf): New.
10291 (neon_v<fp16_rnd_str>hf): New.
10292 (neon_vrndihf): New.
10297 (*mulsf3neghf_vfp): New.
10298 (*negmulhf3_vfp): New.
10299 (*mulsf3addhf_vfp): New.
10300 (*mulhf3subhf_vfp): New.
10301 (*mulhf3neghfaddhf_vfp): New.
10302 (*mulhf3neghfsubhf_vfp): New.
10304 (neon_vfmahf): New.
10305 (fmsubhf4_fp16): New.
10306 (neon_vfmshf): New.
10309 (neon_vsqrthf): New.
10310 (neon_vrsqrtshf): New.
10311 (FCVT): Move to iterators.md.
10312 (FCVTI32typename): Likewise.
10313 (neon_vcvth<sup>hf): New.
10314 (neon_vcvth<sup>si): New.
10315 (neon_vcvth<sup>_nhf_unspec): New.
10316 (neon_vcvth<sup>_nhf): New.
10317 (neon_vcvth<sup>_nsi_unspec): New.
10318 (neon_vcvth<sup>_nsi): New.
10319 (neon_vcvt<vcvth_op>h<sup>si): New.
10320 (neon_<fmaxmin_op>hf): New.
10322 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
10324 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
10325 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
10326 ("*insv<mode>_zEC12_appendbitsleft")
10327 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
10328 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
10330 2016-09-23 Jakub Jelinek <jakub@redhat.com>
10332 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
10333 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
10334 construct values without normalization.
10335 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
10336 static local lhs_ops to vNULL.
10338 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10339 Jiong Wang <jiong.wang@arm.com>
10341 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
10342 available when FP16 instructions are available.
10343 (output_move_vfp): Add support for 16-bit data moves.
10344 (arm_validize_comparison): Fix some white-space. Support HFmode
10345 by conversion to SFmode.
10346 * config/arm/arm.md (truncdfhf2): Fix a comment.
10347 (extendhfdf2): Likewise.
10349 (movsicc): Fix some white-space.
10351 (movsfcc): Fix some white-space.
10353 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
10354 instructions are available.
10355 (*thumb2_movhi_vfp): Likewise.
10356 (*arm_movhi_fp16): New.
10357 (*thumb2_movhi_fp16): New.
10358 (*movhf_vfp_fp16): New.
10359 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
10360 (*movhf_vfp): Likewise.
10361 (extendhfsf2): Enable when VFP FP16 instructions are available.
10362 (truncsfhf2): Enable when VFP FP16 instructions are available.
10364 2016-09-23 Martin Liska <mliska@suse.cz>
10366 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
10368 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10370 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
10372 (arm_evpc_neon_vtrn): Likewise.
10373 (arm_evpc_neon_vrev): Likewise.
10374 (arm_evpc_neon_vext): Likewise.
10375 * config/arm/arm_neon.h (vbsl_f16): New.
10378 (vdupq_n_f16): New.
10379 (vdup_lane_f16): New.
10380 (vdupq_lane_f16): New.
10384 (vmovq_n_f16): New.
10386 (vrev64q_f16): New.
10393 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
10394 (vdup_lane): New (v8hf, v4hf variants).
10395 (vext): New (v8hf, v4hf variants).
10396 (vbsl): New (v8hf, v4hf variants).
10397 * config/arm/iterators.md (VDQWH): New.
10399 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
10400 (Scalar_mul_8_16): Fix white-space.
10401 (Is_d_reg): Add V4HF and V8HF.
10402 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
10403 (neon_vdup_lane<mode>): New.
10404 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
10405 (*neon_vtrn<mode>_insn): Likewise.
10406 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
10407 (*neon_vzip<mode>_insn): Likewise
10408 (neon_vuzp<mode>_internal): Likewise.
10409 (*neon_vuzp<mode>_insn): Likewise
10410 * config/arm/vec-common.md (vec_perm_const<mode>): New.
10412 2016-09-23 Jiong Wang <jiong.wang@arm.com>
10413 Matthew Wahab <matthew.wahab@arm.com>
10415 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
10416 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
10417 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
10418 available. Also fix some white-space.
10419 * config/arm/vfp.md (*arm_movhi_vfp): New.
10420 (*thumb2_movhi_vfp): New.
10422 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10424 * config/arm/arm-c.c (arm_cpu_builtins): Define
10425 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
10426 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
10428 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10430 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
10431 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
10432 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
10433 arm_v8_2a_fp16_neon_hw.
10434 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
10437 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10439 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
10440 arm_fp16_alternative_ok and arm_fp16_none_ok.
10442 2016-09-23 Martin Liska <mliska@suse.cz>
10444 * ipa-icf.c (sem_variable::merge): Replace adress with address.
10446 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10448 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
10449 ("armv8.2-a"): New.
10450 ("armv8.2-a+fp16"): New.
10451 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
10452 (FL2_FP16INST): New.
10453 (FL2_FOR_ARCH8_2A): New.
10454 * config/arm/arm-tables.opt: Regenerate.
10455 * config/arm/arm.c (arm_arch8_2): New.
10456 (arm_fp16_inst): New.
10457 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
10458 for incompatible fp16-format settings.
10459 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
10460 (TARGET_NEON_FP16INST): New.
10461 (arm_arch8_2): Declare.
10462 (arm_fp16_inst): Declare.
10463 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
10464 march=armv8.2-a and march=armv8.2-a+fp16.
10465 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
10466 and armv8.2-a+fp16.
10467 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
10468 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
10470 2016-09-23 Martin Liska <mliska@suse.cz>
10472 * doc/extend.texi: Remove fused-madd from i386 target options.
10474 2016-09-23 Martin Liska <mliska@suse.cz>
10476 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
10479 2016-09-23 Martin Liska <mliska@suse.cz>
10481 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
10484 2016-09-23 Martin Liska <mliska@suse.cz>
10487 * config/i386/i386.c (ix86_option_override_internal): Change
10488 signature and return false when there's an error related to
10490 (release_options_strings): New function.
10491 (ix86_valid_target_attribute_tree): Call the function.
10493 2016-09-23 Jakub Jelinek <jakub@redhat.com>
10495 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
10496 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
10497 (gen_hsa_ctor_assignment): Likewise.
10498 * print-tree.c (print_node): Likewise.
10499 * tree-dump.c (dequeue_and_dump): Likewise.
10500 * tree-sra.c (sra_modify_constructor_assign): Likewise.
10501 * expr.c (store_constructor): Likewise.
10502 * fold-const.c (operand_equal_p): Likewise.
10503 * tree-pretty-print.c (dump_generic_node): Likewise.
10504 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
10505 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
10507 2016-09-23 Richard Biener <rguenther@suse.de>
10509 * hooks.h (hook_uint_uintp_false): Declare.
10511 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10513 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
10514 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
10516 2016-09-22 Martin Sebor <msebor@redhat.com>
10519 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
10520 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
10521 (target_int_min): Correct computation.
10522 (format_integer): Use long long as the argument for the ll length
10524 (format_floating): Use target_int_max().
10525 (get_string_length): Same.
10526 (format_string): Avoid setting the bounded flag for strings
10528 (try_substitute_return_value): Avoid setting range info when
10529 the result isn't bounded.
10530 * varasm.c (assemble_name): Increase buffer size.
10532 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
10533 Terry Guo <terry.guo@arm.com>
10535 * target.def (elf_flags_numeric): New target hook.
10536 * targhooks.h (default_asm_elf_flags_numeric): New.
10537 * varasm.c (default_asm_elf_flags_numeric): New.
10538 (default_elf_asm_named_section): Use new target hook.
10539 * config/arm/arm.opt (mpure-code): New.
10540 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
10541 * config/arm/arm.c (arm_asm_init_sections): Add section
10542 attribute to default text section if -mpure-code.
10543 (arm_option_check_internal): Diagnose use of option with
10544 non supported targets and/or options.
10545 (arm_asm_elf_flags_numeric): New.
10546 (arm_function_section): New.
10547 (arm_elf_section_type_flags): New.
10548 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
10550 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
10551 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
10553 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
10555 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
10557 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10559 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
10560 * rtl.h: Adjust prototype.
10562 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10564 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
10565 (prev_active_insn): Likewise.
10566 (active_insn_p): Likewise.
10567 * rtl.h: Adjust prototypes.
10568 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
10569 * config/arc/arc.md: Likewise.
10570 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
10571 (branch_needs_nop_p): Likewise.
10572 (use_skip_p): Likewise.
10573 * config/sh/sh.c (gen_block_redirect): Likewise.
10574 (split_branches): Likewise.
10575 * reorg.c (optimize_skip): Likewise.
10576 (fill_simple_delay_slots): Likewise.
10577 (fill_slots_from_thread): Likewise.
10578 (relax_delay_slots): Likewise.
10579 * resource.c (mark_target_live_regs): Likewise.
10581 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10583 * config/cris/cris.c (cris_asm_output_case_end): Change argument
10584 type to rtx_insn *.
10585 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
10586 (prev_nonnote_nondebug_insn): Likewise.
10587 * config/cris/cris-protos.h: Adjust prototype.
10589 * jump.c (rtx_renumbered_equal_p): Adjust.
10591 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10593 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
10594 * rtl.h: Adjust prototype.
10595 * config/sh/sh.md: Adjust.
10596 * dwarf2out.c (add_var_loc_to_decl): Likewise.
10598 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10600 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
10601 (prev_nondebug_insn): Likewise.
10602 * loop-doloop.c (doloop_condition_get): Likewise.
10603 * rtl.h: Adjust prototype.
10604 * cfgloop.h: Likewise.
10606 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10608 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
10609 (prev_nonnote_insn): Likewise.
10610 * jump.c (reversed_comparison_code_parts): Likewise.
10611 (reversed_comparison): Likewise.
10612 * rtl.h: Adjust prototypes.
10613 * config/arc/arc.md: Adjust.
10614 * cse.c (find_comparison_args): Likewise.
10615 * reorg.c (redundant_insn): Change return type to rtx_insn *.
10616 (fix_reg_dead_note): Change argument type to rtx_insn *.
10617 (delete_prior_computation): Likewise.
10618 (delete_computation): Likewise.
10619 (fill_slots_from_thread): Adjust.
10620 (relax_delay_slots): Likewise.
10621 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
10622 (simplify_relational_operation_1): Likewise.
10623 (simplify_ternary_operation): Likewise.
10625 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10627 * config/arc/arc-protos.h (arc_label_align): Change type of
10628 variables from rtx to rtx_insn *.
10629 * config/arc/arc.c (arc_label_align): Likewise.
10630 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
10631 * config/bfin/bfin.c (workaround_speculation): Likewise.
10632 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
10633 (find_last_same_clock): Likewise.
10634 (reorg_split_calls): Likewise.
10635 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
10636 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
10637 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
10638 (same_cmp_following_p): Likewise.
10639 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
10640 (same_cmp_following_p): Likwise.
10641 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
10642 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
10643 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
10644 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
10645 (rl78_alloc_physical_registers_cmp): Likewise.
10646 (rl78_alloc_physical_registers_umul): Likewise.
10647 (rl78_calculate_death_notes): Likewise.
10648 * config/s390/s390-protos.h (s390_label_align): Likewise.
10649 * config/s390/s390.c (s390_label_align): Likewise.
10650 * config/sh/sh.c (barrier_align): Likewise.
10651 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
10652 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
10653 (emit_cbcond_nop): Likewise.
10655 2016-09-22 Martin Liska <mliska@suse.cz>
10658 * ipa-icf.c (sem_variable::merge): Yield merge operation if
10659 alias address matters, not necessarily address of original.
10661 2016-09-22 Richard Biener <rguenther@suse.de>
10663 PR middle-end/77697
10664 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
10667 2016-09-22 Richard Biener <rguenther@suse.de>
10669 PR middle-end/77677
10670 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
10671 from constant folding results.
10672 (gimple_resimplify2): Likewise.
10673 (gimple_resimplify3): Likewise.
10675 2016-09-22 Richard Biener <rguenther@suse.de>
10677 PR middle-end/77678
10678 * expr.c (expand_expr_real_1): Guard array access against negative
10681 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10683 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
10685 (format_floating): Likewise.
10687 2016-09-22 Jakub Jelinek <jakub@redhat.com>
10690 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
10691 for all IFN_GOMP_SIMD_* internal fns, not just for
10692 IFN_GOMP_SIMD_ORDERED_*.
10694 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
10697 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
10698 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
10699 instructions when you want to invert the test.
10700 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
10701 correct order for XXSEL.
10702 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
10703 for using XSCMP{EQ,GT,GE}DP.
10705 2016-09-21 David Malcolm <dmalcolm@redhat.com>
10707 * genconstants.c (main): Introduce noop_reader and convert call
10708 to read_md_files to a method call.
10709 * genenums.c (main): Likewise.
10710 * genmddeps.c (main): Likewise.
10711 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
10712 rtx_reader_ptr->get_top_level_filename ().
10713 (write_tm_preds_h): Likewise.
10714 (write_insn_preds_c): Likewise.
10715 * gensupport.c (class gen_reader): New subclass of rtx_reader.
10716 (rtx_handle_directive): Convert to...
10717 (gen_reader::handle_unknown_directive): ...this.
10718 (init_rtx_reader_args_cb): Convert return type from bool to
10719 rtx_reader *. Create a gen_reader instance, using it for the
10720 call to read_md_files. Return it if no errors occur.
10721 (init_rtx_reader_args): Convert return type from bool to
10723 * gensupport.h (init_rtx_reader_args_cb): Likewise.
10724 (init_rtx_reader_args_cb): Likewise.
10725 * read-md.c (struct file_name_list): Move to class rtx_reader.
10726 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
10727 (read_md_filename): Delete in favor of
10728 rtx_reader::m_read_md_filename.
10729 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
10730 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
10731 (base_dir): Delete in favor of rtx_reader::m_base_dir.
10732 (first_dir_md_include): Delete in favor of
10733 rtx_reader::m_first_dir_md_include.
10734 (last_dir_md_include_ptr): Delete in favor of
10735 rtx_reader::m_last_dir_md_include_ptr.
10736 (max_include_len): Delete.
10737 (rtx_reader_ptr): New.
10738 (fatal_with_file_and_line): Use get_filename and get_lineno
10739 accessors of rtx_reader_ptr.
10740 (require_char_ws): Likewise.
10741 (rtx_reader::read_char): New method, based on ::read_char.
10742 (rtx_reader::unread_char): New method, based on ::unread_char.
10743 (read_escape): Use get_filename and get_lineno accessors of
10745 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
10746 (read_string): Use get_filename and get_lineno accessors of
10748 (rtx_reader::rtx_reader): New ctor.
10749 (rtx_reader::~rtx_reader): New dtor.
10750 (handle_include): Convert from a function to...
10751 (rtx_reader::handle_include): ...this method, converting
10752 handle_directive from a callback to a virtual function.
10753 (handle_file): Likewise, converting to...
10754 (rtx_reader::handle_file): ...this method.
10755 (handle_toplevel_file): Likewise, converting to...
10756 (rtx_reader::handle_toplevel_file): ...this method.
10757 (rtx_reader::get_current_location): New method.
10758 (parse_include): Convert from a function to...
10759 (rtx_reader::add_include_path): ...this method, dropping redundant
10760 update to unused max_include_len.
10761 (read_md_files): Convert from a function to...
10762 (rtx_reader::read_md_files): ...this method, converting
10763 handle_directive from a callback to a virtual function.
10764 (noop_reader::handle_unknown_directive): New method.
10765 * read-md.h (directive_handler_t): Delete this typedef.
10766 (in_fname): Delete.
10767 (read_md_file): Delete.
10768 (read_md_lineno): Delete.
10769 (read_md_filename): Delete.
10770 (class rtx_reader): New class.
10771 (rtx_reader_ptr): New decl.
10772 (class noop_reader): New subclass of rtx_reader.
10773 (read_char): Reimplement in terms of rtx_reader::read_char.
10774 (unread_char): Reimplement in terms of rtx_reader::unread_char.
10775 (read_md_files): Delete.
10776 * read-rtl.c (read_rtx_code): Update for deletion of globals
10777 read_md_filename and read_md_lineno.
10779 2016-09-21 Jason Merrill <jason@redhat.com>
10781 * input.h (from_macro_definition_at): New.
10783 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
10785 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
10787 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
10789 PR tree-optimization/77550
10790 * tree-vect-stmts.c (create_array_ref): Change parameters.
10791 (get_group_alias_ptr_type): New function.
10792 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
10794 2016-09-21 Marek Polacek <polacek@redhat.com>
10796 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
10797 Add falls through comment.
10799 2016-09-21 Richard Biener <rguenther@suse.de>
10801 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
10802 (replace_child): Likewise.
10803 (remove_child_TAG): Adjust.
10804 (move_marked_base_types): Likewise.
10805 (prune_unused_types_prune): Clear die_sib of removed children.
10807 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
10810 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
10811 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
10813 2016-09-21 Richard Biener <rguenther@suse.de>
10815 PR tree-optimization/77648
10816 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
10818 (make_transitive_closure_constraints): Adjust comment.
10819 (make_any_offset_constraints): New function.
10820 (handle_rhs_call): Make sure to first expand a pointer to all
10821 subfields before transitively closing it.
10822 (handle_const_call): Likewise. Properly expand returned
10824 (handle_pure_call): Likewise.
10826 2016-09-21 Richard Biener <rguenther@suse.de>
10827 Jakub Jelinek <jakub@redhat.com>
10829 PR tree-optimization/77621
10830 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
10831 group at non-vectorizable stmts.
10833 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10835 PR tree-optimization/72835
10836 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
10837 (make_new_ssa_for_all_defs): Likewise.
10838 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
10840 2016-09-20 Martin Sebor <msebor@redhat.com>
10842 PR middle-end/49905
10843 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
10844 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
10845 * config/linux.c (gnu_libc_printf_pointer_format): New function.
10846 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
10847 * config/sol2.c (solaris_printf_pointer_format): New function.
10848 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
10850 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
10851 * doc/tm.texi: Regenerate.
10852 * gimple-fold.h (get_range_strlen): New function.
10853 (get_maxval_strlen): Declare existing function.
10854 * gimple-fold.c (get_range_strlen): Add arguments and compute both
10855 maximum and minimum.
10856 (get_range_strlen): Define overload.
10857 (get_maxval_strlen): Adjust.
10858 * gimple-ssa-sprintf.c: New file and pass.
10859 * passes.def (pass_sprintf_length): Add new pass.
10860 * targhooks.h (default_printf_pointer_format): Declare new function.
10861 (gnu_libc_printf_pointer_format): Same.
10862 (solaris_libc_printf_pointer_format): Same.
10863 * targhooks.c (default_printf_pointer_format): Define new function.
10864 * tree-pass.h (make_pass_sprintf_length): Declare new function.
10865 * print-tree.c: Increase buffer size.
10867 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10869 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
10871 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10873 * common.opt: New option -fipa-vrp.
10874 * ipa-cp.c (ipa_get_vr_lat): New.
10875 (ipcp_vr_lattice::print): Likewise.
10876 (print_all_lattices): Call ipcp_vr_lattice::print.
10877 (ipcp_vr_lattice::meet_with): New.
10878 (ipcp_vr_lattice::meet_with_1): Likewise.
10879 (ipcp_vr_lattice::top_p): Likewise.
10880 (ipcp_vr_lattice::bottom_p): Likewsie.
10881 (ipcp_vr_lattice::set_to_bottom): Likewise.
10882 (set_all_contains_variable): Call VR set_to_bottom.
10883 (initialize_node_lattices): Init VR lattices.
10884 (propagate_vr_accross_jump_function): New.
10885 (propagate_constants_accross_call): Call
10886 propagate_vr_accross_jump_function.
10887 (ipcp_store_vr_results): New.
10888 (ipcp_driver): Handle VR.
10889 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
10890 (ipa_set_jf_unknown): Likewise.
10891 (ipa_compute_jump_functions_for_edge): Likewise.
10892 (ipa_node_params_t::duplicate): Likewise.
10893 (ipa_write_jump_function): Likewise.
10894 (ipa_read_jump_function): Likewise.
10895 (write_ipcp_transformation_info): Likewise.
10896 (read_ipcp_transformation_info): Likewise.
10897 (ipcp_update_vr): New.
10898 (ipcp_transform_function): Handle VR.
10899 * ipa-prop.h (struct ipa_vr): New.
10900 * cgraph.c: Include tree-vrp.h.
10901 * cgraphunit.c: Likewise.
10902 * ipa-utils.c: Likewise.
10904 * opts.c: Likewise.
10905 * toplev.c: Likewise.
10906 * ipa-devirt.c: Likewise.
10907 * ipa-inline-transform.c: Likewise.
10908 * ipa-inline.c: Likewise.
10909 * ipa-profile.c: Likewise.
10911 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10913 * doc/invoke.texi: Document -fdump-tree-evrp.
10914 * passes.def: Define new pass_early_vrp.
10915 * timevar.def: Define new TV_TREE_EARLY_VRP.
10916 * tree-pass.h (make_pass_early_vrp): New.
10917 * tree-ssa-propagate.c: Make replace_uses_in non static.
10918 * tree-ssa-propagate.h: Export replace_uses_in.
10919 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
10920 (extract_range_from_assert): Factor out
10921 extract_range_for_var_from_comparison_expr.
10922 (vrp_initialize_lattice): New.
10923 (vrp_initialize): Factor out vrp_initialize_lattice.
10924 (vrp_valueize): Fix it to reject complex value ranges.
10925 (vrp_free_lattice): New.
10926 (evrp_dom_walker::before_dom_children): Likewise.
10927 (evrp_dom_walker::after_dom_children): Likewise.
10928 (evrp_dom_walker::push_value_range): Likewise.
10929 (evrp_dom_walker::pop_value_range): Likewise.
10930 (execute_early_vrp): Likewise.
10931 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
10932 (make_pass_early_vrp): New.
10934 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
10936 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
10937 instead of exact_log2.
10939 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
10942 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
10943 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
10944 (ix86_add_stmt_cost): Penalize DFmode vector operations
10945 for !TARGET_VECTORIZE_DOUBLE.
10947 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
10949 * doc/invoke.texi (Warning Options): Simplify language.
10950 (Optimize Options): Complete sentence.
10952 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
10954 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
10957 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
10960 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
10961 inits on power8 and above, use the VMRGEW instruction instead of a
10964 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
10965 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
10968 2016-09-20 Tamar Christina <tamar.christina@arm.com>
10970 * config/aarch64/arm_neon.h
10971 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
10972 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
10973 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
10975 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
10977 * config/var/vax.h (ELIMINABLE_REGS): Define.
10978 (INITIAL_ELIMINATION_OFFSET): Define.
10980 2016-09-20 Jakub Jelinek <jakub@redhat.com>
10982 PR middle-end/77624
10983 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
10984 cast to void * if the cast is from some other pointer type.
10986 2016-09-20 Richard Biener <rguenther@suse.de>
10988 PR tree-optimization/77646
10989 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
10992 2016-09-20 Tamar Christina <tamar.christina@arm.com>
10994 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
10995 attributes to all inlined functions and make them extern.
10997 2016-09-20 Richard Biener <rguenther@suse.de>
10999 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
11001 * debug.c (do_nothing_debug_hooks): Adjust.
11002 * dbxout.c (dbx_debug_hooks): Likewise.
11003 * sdbout.c (sdb_debug_hooks): Likewise.
11004 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
11005 (dwarf2out_finish): Move producer, filename and
11006 path annotation ...
11007 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
11008 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
11010 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
11013 * doc/invoke.texi: Document -Wint-in-bool-context.
11015 PR middle-end/77421
11016 * dwarf2out.c (output_loc_operands): Fix an assertion.
11018 2016-09-19 Joseph Myers <joseph@codesourcery.com>
11020 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
11021 (CR_DECIMAL_DIG): New macro.
11023 2016-09-19 Joseph Myers <joseph@codesourcery.com>
11025 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
11028 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
11030 PR rtl-optimization/77416
11031 * lra-remat.c (operand_to_remat): Process hard coded insn
11034 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11036 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
11037 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
11039 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
11041 * target.def (lra_p): Wordsmithing.
11042 * doc/tm.texi: Regenerate.
11044 2016-09-19 Jakub Jelinek <jakub@redhat.com>
11045 Jan Hubicka <jh@suse.cz>
11048 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
11049 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
11050 Call ultimate_alias_target just once, not up to 4 times.
11052 2016-09-19 Richard Biener <rguenther@suse.de>
11054 * dwarf2out.c (early_dwarf_finished): New global.
11055 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
11057 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
11058 if called from LTO exit early.
11059 (dwarf2out_late_global_decl): When being during the early
11060 debug phase do not add locations but only const value attributes.
11061 Adjust the way we generate early DIEs for LTO.
11063 2016-09-19 Richard Biener <rguenther@suse.de>
11065 PR middle-end/77605
11066 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
11067 proper niter to bound the loops.
11069 2016-09-19 Richard Biener <rguenther@suse.de>
11071 PR tree-optimization/77514
11072 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
11073 search for folded stmt.
11075 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
11077 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
11078 * tree-pass.h (make_pass_early_thread_jumps): Declare.
11079 * tree-ssa-threadbackward.c (fsm_find_thread_path,
11080 fsm_find_thread_path, profitable_jump_thread_path,
11081 fsm_find_control_statement_thread_paths,
11082 find_jump_threads_backwards): Add speed_p parameter.
11083 (pass_data_early_thread_jumps): New pass.
11084 (make_pass_early_thread_jumps): New function.
11086 2016-09-17 Andreas Schwab <schwab@suse.de>
11088 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
11089 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
11091 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
11093 * recog.c (rest_of_handle_split_after_reload): Delete.
11094 (pass_split_after_reload::gate): New method.
11095 (pass_split_after_reload::execute): Call split_all_insns directly.
11097 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
11099 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
11100 parameters for functions taking long long arguments.
11102 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11105 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
11106 splat with truncate.
11108 2016-09-16 Jason Merrill <jason@redhat.com>
11110 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
11112 * hwint.c (exact_log2): Use pow2p_hwi.
11113 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
11114 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
11115 * builtins.c (get_object_alignment_2, get_object_alignment)
11116 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
11118 * calls.c (compute_argument_addresses, store_one_arg): Use
11120 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
11121 * combine.c (force_to_mode): Use least_bit_hwi.
11122 (contains_muldiv, find_split_point, combine_simplify_rtx)
11123 (simplify_if_then_else, simplify_set, force_to_mode)
11124 (if_then_else_cond, simplify_and_const_int_1)
11125 (simplify_compare_const): Use pow2p_hwi.
11126 * cse.c (fold_rtx): Use pow2p_hwi.
11127 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
11129 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
11130 (init_expmed_one_conv): Use pow2p_hwi.
11131 * expr.c (is_aligning_offset): Use pow2p_hwi.
11132 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
11133 (fold_binary_loc): Use pow2p_hwi.
11134 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
11135 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
11136 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
11137 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
11139 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
11140 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
11141 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
11142 * omp-low.c (oacc_loop_fixed_partitions)
11143 (oacc_loop_auto_partitions): Use least_bit_hwi.
11144 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
11145 * stor-layout.c (place_field): Use least_bit_hwi.
11146 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
11147 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
11148 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
11149 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
11150 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
11151 * tree-vect-data-refs.c (vect_analyze_group_access_1)
11152 (vect_grouped_store_supported, vect_grouped_load_supported)
11153 (vect_permute_load_chain, vect_shift_permute_load_chain)
11154 (vect_transform_grouped_load): Use pow2p_hwi.
11155 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
11156 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
11157 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
11159 * tsan.c (instrument_expr): Use least_bit_hwi.
11160 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
11162 2016-09-16 Andreas Schwab <schwab@suse.de>
11164 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
11165 OFFSET, not offset.
11166 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
11168 2016-09-16 Jakub Jelinek <jakub@redhat.com>
11171 * combine.c (rest_of_handle_combine): If any edges have been purged,
11172 free dominators if available.
11174 2016-09-16 Jakub Jelinek <jakub@redhat.com>
11175 Eric Botcazou <ebotcazou@adacore.com>
11177 PR middle-end/77594
11178 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
11179 through into expand_addsub_overflow after expand_neg_overflow.
11181 2016-09-15 David Malcolm <dmalcolm@redhat.com>
11183 * diagnostic-show-locus.c
11184 (selftest::test_fixit_insert_containing_newline): New function.
11185 (selftest::test_fixit_replace_containing_newline): New function.
11186 (selftest::diagnostic_show_locus_c_tests): Call the above.
11188 2016-09-15 Bin Cheng <bin.cheng@arm.com>
11190 PR tree-optimization/77503
11191 * tree-vect-loop.c (vectorizable_reduction): Record reduction
11192 code for CONST_COND_REDUCTION at analysis stage and use it at
11194 * tree-vectorizer.h (struct _stmt_vec_info): New field.
11195 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
11196 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
11199 2016-09-15 Richard Biener <rguenther@suse.de>
11201 PR middle-end/77544
11202 * fold-const.c (split_tree): Do not split constant ~X.
11204 2016-09-15 Jakub Jelinek <jakub@redhat.com>
11206 PR rtl-optimization/77425
11207 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
11210 PR middle-end/77475
11211 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
11212 use %qs instead of %s where desirable, use argument instead of arg in
11213 the diagnostic wording, add list of supported strategies and
11215 (ix86_option_override_internal): Emit target("m...") instead of
11216 option("m...") in the diagnostic. Use %qs instead of %s in invalid
11217 -march/-mtune option diagnostic. Add list of supported arches/tunings
11218 and spellcheck hint. Remove prefix, suffix and sw variables, use
11219 main_args_p ? "..." : "..." in diagnostics to make translation
11222 2016-09-15 Richard Biener <rguenther@suse.de>
11224 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
11225 extra offset argument.
11226 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
11227 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
11228 to reflect new offset parameter.
11229 * doc/tm.texi: Regenerate.
11230 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
11231 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
11233 (darwin_asm_output_dwarf_offset): Likewise.
11234 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
11236 (darwin_asm_output_dwarf_offset): Pass offset argument through.
11237 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
11238 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
11240 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
11243 * ipa-icf.c (set_alias_uids): New function.
11244 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
11245 all the merged variable's referring aliases.
11247 2016-09-15 Richard Biener <rguenther@suse.de>
11249 PR tree-optimization/77514
11250 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
11251 only forced_stmts sequence.
11253 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
11255 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
11256 * cfgexpand.c (update_alias_info_with_stack_vars): Use
11257 FOR_EACH_SSA_NAME to iterate over SSA variables.
11258 (pass_expand::execute): Likewise.
11259 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
11260 * tree-cfg.c (dump_function_to_file): Likewise.
11261 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
11262 (update_ssa): Likewise.
11263 * tree-ssa-alias.c (dump_alias_info): Likewise.
11264 * tree-ssa-ccp.c (ccp_finalize): Likewise.
11265 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
11266 (create_outofssa_var_map): Likewise.
11267 (coalesce_ssa_name): Likewise.
11268 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
11269 * tree-ssa-pre.c (compute_avail): Likewise.
11270 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
11271 (scc_vn_restore_ssa_info): Likewise.
11272 (free_scc_vn): Likwise.
11273 (run_scc_vn): Likewise.
11274 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
11275 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
11276 * tree-ssa-copy.c (fini_copy_prop): Likewise.
11277 * tree-ssa.c (verify_ssa): Likewise.
11279 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
11281 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
11282 and mips64r2 as default 32-bit and 64-bit architectures.
11283 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
11284 as default 32-bit and 64-bit architectures.
11286 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
11288 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
11291 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
11293 * target.def (lra_p): Change commentary (for the manual) for the
11295 * doc/tm.texi: Regenerate.
11297 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
11299 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
11300 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
11301 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
11302 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
11304 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
11306 * targhooks.c (default_lra_p): Return true instead of false.
11308 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
11310 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
11311 hook_bool_void_false.
11312 * config/avr/avr.c: Ditto.
11313 * config/bfin/bfin.c: Ditto.
11314 * config/c6x/c6x.c: Ditto.
11315 * config/cr16/cr16.c: Ditto.
11316 * config/cris/cris.c: Ditto.
11317 * config/epiphany/epiphany.c: Ditto.
11318 * config/fr30/fr30.c: Ditto.
11319 * config/frv/frv.c: Ditto.
11320 * config/h8300/h8300.c: Ditto.
11321 * config/ia64/ia64.c: Ditto.
11322 * config/iq2000/iq2000.c: Ditto.
11323 * config/lm32/lm32.c: Ditto.
11324 * config/m32c/m32c.c: Ditto.
11325 * config/m32r/m32r.c: Ditto.
11326 * config/m68k/m68k.c: Ditto.
11327 * config/mcore/mcore.c: Ditto.
11328 * config/microblaze/microblaze.c: Ditto.
11329 * config/mmix/mmix.c: Ditto.
11330 * config/mn10300/mn10300.c: Ditto.
11331 * config/moxie/moxie.c: Ditto.
11332 * config/msp430/msp430.c: Ditto.
11333 * config/nios2/nios2.c: Ditto.
11334 * config/nvptx/nvptx.c: Ditto.
11335 * config/pa/pa.c: Ditto.
11336 * config/pdp11/pdp11.c: Ditto.
11337 * config/rl78/rl78.c: Ditto.
11338 * config/sparc/sparc.c: Ditto.
11339 * config/spu/spu.c: Ditto.
11340 * config/stormy16/stormy16.c: Ditto.
11341 * config/tilegx/tilegx.c: Ditto.
11342 * config/tilepro/tilepro.c: Ditto.
11343 * config/v850/v850.c: Ditto.
11344 * config/vax/vax.c: Ditto.
11345 * config/visium/visium.c: Ditto.
11346 * config/xtensa/xtensa.c: Ditto.
11348 2016-09-14 Jakub Jelinek <jakub@redhat.com>
11351 * tsan.c: Include target.h.
11352 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
11353 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
11354 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
11355 BUILT_IN_ATOMIC_TEST_AND_SET entries.
11356 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
11358 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
11359 Martin Liska <mliska@suse.cz>
11361 PR middle-end/77574
11362 * predict.c (force_edge_cold): Add braces to a condition.
11364 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
11366 PR rtl-optimization/77289
11367 * lra-constraints.c (get_final_hard_regno): Removed.
11368 (get_hard_regno): Add new parameter final_p.
11369 (get_reg_class): Directly call lra_get_elimination_hard_regno.
11370 (operands_match_p): Adjust call to get_hard_regno.
11371 (uses_hard_regs_p): Likewise.
11372 (process_alt_operands): Likewise.
11374 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
11377 * config/msp430/msp430.c (msp430_start_function): Emit an error
11378 if a function is both weak and specifies an interrupt number.
11380 2016-09-13 Jakub Jelinek <jakub@redhat.com>
11382 PR tree-optimization/77454
11383 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
11384 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
11387 2016-09-13 Tamar Christina <tamar.christina@arm.com>
11389 * config/aarch64/aarch64-builtins.c
11390 (aarch64_init_simd_builtins): Fix builtin type signature printing.
11392 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
11394 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
11395 SFmode and SCmode arguments by reference.
11397 2016-09-13 David Malcolm <dmalcolm@redhat.com>
11399 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
11401 (selftest::test_one_liner_fixit_insert_before): ...this, and update
11402 for renaming of add_fixit_insert to add_fixit_insert_before.
11403 (selftest::test_one_liner_fixit_insert_after): New function.
11404 (selftest::test_one_liner_fixit_validation_adhoc_locations):
11405 Update for renaming of add_fixit_insert to add_fixit_insert_before.
11406 (selftest::test_one_liner_many_fixits): Likewise.
11407 (selftest::test_diagnostic_show_locus_one_liner): Update for
11408 renaming, call new test function.
11409 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
11410 renaming of add_fixit_insert to add_fixit_insert_before.
11411 (selftest::test_fixit_consolidation): Likewise.
11412 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
11414 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
11415 (selftest::test_applying_fixits_insert_before): ...this.
11416 (selftest::test_applying_fixits_insert): Update for renaming of
11417 add_fixit_insert to add_fixit_insert_before.
11418 (selftest::test_applying_fixits_insert_after): New function.
11419 (selftest::test_applying_fixits_insert_after_at_line_end): New
11421 (selftest::test_applying_fixits_insert_after_failure): New function.
11422 (selftest::test_applying_fixits_multiple): Update for renaming of
11423 add_fixit_insert to add_fixit_insert_before.
11424 (selftest::change_line): Likewise.
11425 (selftest::test_applying_fixits_unreadable_file): Likewise.
11426 (selftest::test_applying_fixits_line_out_of_range): Likewise.
11427 (selftest::test_applying_fixits_column_validation): Likewise.
11428 (selftest::test_applying_fixits_column_validation): Likewise.
11429 (selftest::edit_context_c_tests): Update for renamed test function;
11430 call new test functions.
11432 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
11434 PR tree-optimization/77536
11435 PR rtl-optimization/68212
11436 * config/rs6000/rs6000.md (div->recip splitter): Remove
11437 optimize_insn_for_speed_p condition.
11439 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
11441 * optabs.c (prepare_cmp_insn): Update documentation comment.
11443 2016-09-13 Jakub Jelinek <jakub@redhat.com>
11444 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11446 PR middle-end/77475
11447 * opts.h (candidates_list_and_hint): Declare.
11448 * opts-common.c (candidates_list_and_hint): New function.
11449 (cmdline_handle_error): Use it.
11451 2016-09-12 David Malcolm <dmalcolm@redhat.com>
11453 * edit-context.c (edited_line::get_len): New accessor.
11454 (edited_file::print_diff): Split out hunk-printing into...
11455 (edited_file::print_diff_hunk): New method.
11456 (edited_file::print_diff_line): New method.
11458 2016-09-12 Andrew Pinski <apinski@cavium.com>
11460 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
11462 * config/aarch64/aarch64.c (thunderx_tunings): Enable
11463 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
11464 (aarch64_operands_ok_for_ldpstp): Return false if
11465 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
11466 was SImode and the alignment is less than 8 byte.
11467 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
11469 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
11472 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
11474 2016-09-12 Marek Polacek <polacek@redhat.com>
11476 * doc/extend.texi: Use lowercase "boolean".
11477 * doc/invoke.texi: Likewise.
11478 * doc/md.texi: Likewise.
11479 * target.def: Likewise.
11480 * doc/tm.texi: Regenerated.
11482 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11484 PR middle-end/77426
11485 * expmed.c (synth_mult): Delete duplicate mode check.
11487 2016-09-10 Tom de Vries <tom@codesourcery.com>
11490 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
11492 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
11493 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
11495 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
11497 PR rtl-optimization/77289
11498 * lra-constraints.c (get_final_hard_regno): Add support for non hard
11499 register numbers. Remove support for subregs.
11500 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
11501 (get_reg_class): Delete removed get_final_hard_regno() argument.
11502 (uses_hard_regs_p): Call get_final_hard_regno().
11504 2016-09-09 Martin Sebor <msebor@redhat.com>
11508 * pretty-print.c (pp_quoted_string): New function.
11509 (pp_format): Call it for %c and %s directives.
11511 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
11513 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
11514 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
11515 INITIAL_ELIMINATION_OFFSET) : Update documentation.
11516 * target.def (frame_pointer_required, can_eliminate): Likewise.
11517 * doc/tm.texi: Regenerated.
11518 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
11520 * df-scan.c (df_hard_reg_init): Likewise.
11521 * ira.c (ira_setup_eliminable_regset): Likewise.
11522 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
11523 init_elim_table): Likewise.
11524 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
11525 set_initial_elim_offsets, update_eliminables,
11526 init_elim_table): Likewise.
11527 * rtlanal.c (get_initial_register_offset): Likewise.
11528 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
11529 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
11530 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
11531 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
11532 * config/fr30/fr30.h: Fix comment.
11533 * config/frv/frv.c: Likewise.
11534 * config/frv/frv.h: Likewise.
11535 * config/ft32/ft32.h: Likewise.
11536 * config/visium/visium.h: Likewise.
11537 * config/pa/pa64-linux.h: Likewise.
11538 * config/v850/v850.h: Likewise.
11539 * config/cris/cris.c: Likewise.
11540 * config/ia64/ia64.h: Likewise.
11541 * config/moxie/moxie.h: Likewise.
11542 * config/m32r/m32r.h: Likewise.
11544 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
11547 * config.in: Regenerate.
11548 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
11550 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
11551 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
11552 static-libmpxwrappers case.
11553 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
11554 MPX_LD_AS_NEEDED_GUARD_POP.
11555 * configure: Regenerate.
11556 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
11557 defined if linker support "--push-state"/"--pop-state".
11559 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
11561 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
11563 2016-09-09 Joseph Myers <joseph@codesourcery.com>
11565 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
11566 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
11567 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
11568 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
11569 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
11570 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
11571 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
11573 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
11574 width macros from TS 18661-1.
11575 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
11577 2016-09-08 Jakub Jelinek <jakub@redhat.com>
11580 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
11581 OMP_CLAUSE_SAFELEN_EXPR.
11583 2016-09-07 David Malcolm <dmalcolm@redhat.com>
11585 * Makefile.in (OBJS): Add substring-locations.o.
11586 * langhooks-def.h (class substring_loc): New forward decl.
11587 (lhd_get_substring_location): New decl.
11588 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
11589 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
11590 * langhooks.c (lhd_get_substring_location): New function.
11591 * langhooks.h (class substring_loc): New forward decl.
11592 (struct lang_hooks): Add field get_substring_location.
11593 * substring-locations.c: New file, taking definition of
11594 format_warning_va and format_warning_at_substring from
11595 c-family/c-format.c, making them non-static.
11596 * substring-locations.h (class substring_loc): Move class here
11597 from c-family/c-common.h. Add and rewrite comments.
11598 (format_warning_va): New decl.
11599 (format_warning_at_substring): New decl.
11600 (get_source_location_for_substring): Add comment.
11602 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
11604 * config/i386/i386.c: Add 'U' suffix to processor feature bits
11605 to avoid -Wnarrowing warning.
11606 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
11607 * opts.c: Likewise for SANITIZER_OPT bitmasks.
11609 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
11611 * config/aarch64/aarch64.c (aarch64_legitimize_address):
11612 Avoid use of base_offset if offset already in range.
11614 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
11616 * config/sh/sh-protos.h (struct sh_atomic_model,
11617 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
11618 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
11619 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
11620 * config/sh/sh.h (struct sh_atomic_model,
11621 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
11622 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
11623 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
11624 Guard with __cplusplus.
11626 2016-09-06 Jakub Jelinek <jakub@redhat.com>
11629 * config/i386/i386.c (ix86_expand_builtin): For builtin with
11630 unsupported or unknown ISA, use expand_call.
11632 2016-09-06 Martin Liska <mliska@suse.cz>
11634 PR gcov-profile/77378
11635 PR gcov-profile/77466
11636 * tree-profile.c (tree_profiling): Detect whether target can use
11637 -fprofile-update=atomic.
11639 2016-09-06 Richard Biener <rguenther@suse.de>
11641 PR tree-optimization/77479
11642 * tree-vrp.c (update_value_range): Extend overflow handling to
11645 2016-09-05 Jakub Jelinek <jakub@redhat.com>
11648 * config/i386/i386.md (isa): Add x64_avx512bw.
11649 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
11650 (kmov_isa): New mode attr.
11651 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
11652 (*zero_extend<mode>si2): Likewise.
11653 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
11655 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
11657 * doc/invoke.texi (SPU Options): nops -> NOPs.
11658 (x86 Options): Ditto.
11660 2016-09-05 Jakub Jelinek <jakub@redhat.com>
11662 PR middle-end/77475
11663 * toplev.c (process_options): Temporarily set input_location
11664 to UNKNOWN_LOCATION around targetm.target_option.override () call.
11666 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
11668 PR rtl-optimization/77452
11669 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
11670 inner-mode reference to a CONST_VECTOR constant in the constant pool.
11672 2016-09-05 Marek Polacek <polacek@redhat.com>
11675 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
11677 2016-09-05 Jakub Jelinek <jakub@redhat.com>
11680 * gensupport.c (alter_output_for_subst_insn): Remove redundant
11681 *insn_out == '*' test. Don't copy unnecessary to yet another
11682 memory buffer, and don't leak it.
11684 PR rtl-optimization/77425
11685 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
11687 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
11689 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
11691 2016-09-02 David Malcolm <dmalcolm@redhat.com>
11693 * common.opt (fdiagnostics-generate-patch): New option.
11694 * diagnostic.c: Include "edit-context.h".
11695 (diagnostic_initialize): Initialize context->edit_context_ptr.
11696 (diagnostic_finish): Delete context->edit_context_ptr.
11697 (diagnostic_report_diagnostic): Add fix-it hints from the
11698 diagnostic to context->edit_context_ptr, if any.
11699 * diagnostic.h (class edit_context): Add forward decl.
11700 (struct diagnostic_context): Add field "edit_context_ptr".
11701 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
11702 -fdiagnostics-generate-patch.
11703 (-fdiagnostics-generate-patch): New item.
11704 * toplev.c: Include "edit-context.h".
11705 (process_options): Set global_dc->edit_context_ptr to a new
11706 edit_context if the options need one.
11707 (toplev::main): Handle -fdiagnostics-generate-patch by using
11708 global_dc->edit_context_ptr.
11710 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11713 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
11714 map and firstprivate clauses on target construct for _Atomic
11716 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
11717 on target construct for _Atomic qualified decls.
11718 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
11720 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
11721 _Atomic qualified arguments not mentioned in uniform clause.
11723 2016-09-02 David Malcolm <dmalcolm@redhat.com>
11725 * Makefile.in (OBJS-libcommon): Add edit-context.o.
11726 * diagnostic-color.c (color_dict): Add "diff-filename",
11727 "diff-hunk", "diff-delete", and "diff-insert".
11728 (parse_gcc_colors): Update default value of GCC_COLORS in comment
11729 to reflect above changes.
11730 * doc/invoke.texi (-fdiagnostics-color): Update description of
11731 default GCC_COLORS, and of the supported capabilities.
11732 * edit-context.c: New file.
11733 * edit-context.h: New file.
11734 * input.c (struct fcache): Add field "missing_trailing_newline".
11735 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
11737 (add_file_to_cache_tab): Likewise.
11738 (fcache::fcache): Likewise.
11739 (get_next_line): Update c->missing_trailing_newline.
11740 (location_missing_trailing_newline): New function.
11741 * input.h (location_missing_trailing_newline): New decl.
11742 * selftest-run-tests.c (selftest::run_tests): Call
11743 edit_context_c_tests.
11744 * selftest.h (edit_context_c_tests): New decl.
11746 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11747 Richard Biener <rguenth@suse.de>
11749 PR tree-optimization/77444
11750 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
11751 as steptype, remove redundant initialization.
11753 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11756 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
11757 (sanopt_optimize_walker): Optimize away
11758 __asan_before_dynamic_init (...) followed by
11759 __asan_after_dynamic_init () without intervening memory loads/stores.
11760 * ipa-pure-const.c (special_builtin_state): Handle
11761 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
11762 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
11764 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11766 * cfg.c (free_original_copy_tables): Replace second assignment of
11767 bb_copy = NULL by bb_original = NULL.
11769 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11772 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
11773 assignment added in r216794.
11775 2016-09-02 David Malcolm <dmalcolm@redhat.com>
11777 * Makefile.in (OBJS): Add typed-splay-tree.o.
11778 * selftest-run-tests.c (selftest::run_tests): Call
11779 typed_splay_tree_c_tests.
11780 * selftest.h (typed_splay_tree_c_tests): New decl.
11781 * typed-splay-tree.c: New file.
11782 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
11783 (typed_splay_tree::max): New method.
11784 (typed_splay_tree::min): New method.
11785 (typed_splay_tree::foreach): New method.
11786 (typed_splay_tree::closure): New struct.
11787 (typed_splay_tree::inner_foreach_fn): New function.
11789 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11791 * ipa-cp.c (ipcp_store_bits_results): Change option name from
11792 -fipa-cp-bit to -fipa-bit-cp.
11794 2016-09-01 Martin Sebor <msebor@redhat.com>
11796 PR tree-optimization/71831
11797 * tree-object-size.h: Return bool instead of the size and add
11798 argument for the size.
11799 * tree-object-size.c (compute_object_offset): Update signature.
11800 (addr_object_size): Same.
11801 (compute_builtin_object_size): Return bool instead of the size
11802 and add argument for the size. Handle POINTER_PLUS_EXPR when
11803 optimization is disabled.
11804 (expr_object_size): Adjust.
11805 (plus_stmt_object_size): Adjust.
11806 (pass_object_sizes::execute): Adjust.
11807 * builtins.c (fold_builtin_object_size): Adjust.
11808 * doc/extend.texi (Object Size Checking): Update.
11809 * ubsan.c (instrument_object_size): Adjust.
11811 2016-09-01 Martin Sebor <msebor@redhat.com>
11813 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
11814 it fits the output of the formatted function regardless of its
11816 * genmodes.c (parser::parse_expr): Same.
11817 * gimplify.c (gimplify_asm_expr): Same.
11818 * passes.c (pass_manager::register_one_dump_file): Same.
11819 * print-tree.c (print_node): Same.
11821 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11823 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
11825 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11827 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
11829 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11831 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
11832 * config/rs6000/vector.md: Ditto.
11833 * config/rs6000/vsx.md: Ditto.
11835 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
11837 * ipa-inline-analysis.c (param_change_prob): Get to the base object
11838 first in all cases.
11840 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11842 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
11843 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
11844 *return_and_restore_gpregs_<mode>_r11,
11845 *return_and_restore_gpregs_<mode>_r12,
11846 *return_and_restore_gpregs_<mode>_r1,
11847 *return_and_restore_fpregs_<mode>_r11,
11848 *return_and_restore_fpregs_<mode>_r12,
11849 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
11850 directly instead of via the "l" constraint. Renumber operands.
11853 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11855 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
11856 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
11857 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
11858 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
11859 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
11860 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
11861 *call_value_nonlocal_darwin64, reload_macho_picbase,
11862 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
11863 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
11864 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
11865 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
11866 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
11867 *save_fpregs_<mode>_r1): Ditto.
11868 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
11869 *return_and_restore_gpregs_spe): Ditto.
11871 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11873 * config/rs6000/rs6000.md
11874 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
11875 the use of the link register.
11876 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
11878 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11879 Michael Meissner <meissner@linux.vnet.ibm.com>
11882 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
11883 reg+reg addressing for TImode.
11884 (rs6000_legitimate_address_p): Only allow register indirect
11885 addressing for TImode, even without TARGET_QUAD_MEMORY.
11887 2016-09-01 Richard Biener <rguenther@suse.de>
11889 PR middle-end/77436
11890 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
11891 check whether the result fits the desired result type.
11893 2016-09-01 Nathan Sidwell <nathan@acm.org>
11895 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
11897 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
11899 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
11901 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
11903 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11905 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
11906 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
11907 for comparisons of integer ZERO_EXTEND against zero.
11909 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
11911 * config/i386/i386.c (ix86_option_override_internal): Also disable the
11912 STV pass if -mstackrealign is enabled.
11914 2016-08-31 Ilya Verbin <iverbin@gmail.com>
11916 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
11919 2016-08-31 David Malcolm <dmalcolm@redhat.com>
11921 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
11922 (layout_range::intersects_line_p): New method.
11923 (test_range_contains_point_for_single_point): Rename to...
11924 (test_layout_range_for_single_point): ...this, and add testing
11925 for layout_range::intersects_line_p.
11926 (test_range_contains_point_for_single_line): Rename to...
11927 (test_layout_range_for_single_line): ...this, and add testing
11928 for layout_range::intersects_line_p.
11929 (test_range_contains_point_for_multiple_lines): Rename to...
11930 (test_layout_range_for_multiple_lines): ...this, and add testing
11931 for layout_range::intersects_line_p.
11932 (layout::layout): Populate m_fixit_hints.
11933 (layout::get_expanded_location): Handle the case of a line-span
11935 (layout::validate_fixit_hint_p): New method.
11936 (get_line_span_for_fixit_hint): New function.
11937 (layout::calculate_line_spans): Add spans for fixit-hints.
11938 (layout::should_print_annotation_line_p): New method.
11939 (layout::print_any_fixits): Drop param "richloc", instead using
11940 validated fixits in m_fixit_hints. Add "const" to hint pointers.
11941 (diagnostic_show_locus): Avoid printing blank annotation lines.
11942 (selftest::test_diagnostic_context::test_diagnostic_context):
11943 Initialize show_column and start_span.
11944 (selftest::test_diagnostic_context::start_span_cb): New static
11946 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
11947 (selftest::diagnostic_show_locus_c_tests): Update for function
11948 renamings. Call test_diagnostic_show_locus_fixit_lines.
11950 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
11952 PR tree-optimization/73714
11953 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
11955 2016-08-31 David Malcolm <dmalcolm@redhat.com>
11957 * selftest.c: Move "namespace selftest {" to top of file,
11958 removing explicit "selftest::" qualifiers throughout.
11960 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
11962 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
11964 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
11965 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
11966 Replace builtin with vector extension.
11967 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
11969 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
11970 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
11971 Replace builtin with vector extension.
11972 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
11973 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
11974 Replace builtin with vector extension.
11975 * config/i386/xmmintrin.h (__m128_u): New type.
11976 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
11977 (_mm_load_ps, _mm_store_ps): Simplify.
11979 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
11981 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
11983 2016-08-30 David Malcolm <dmalcolm@redhat.com>
11985 * diagnostic-show-locus.c (colorizer::begin_state): Support more
11986 than 3 ranges per diagnostic by alternating between color 1 and
11988 (layout::layout): Replace use of rich_location::MAX_RANGES
11989 with richloc->get_num_locations ().
11990 (layout::calculate_line_spans): Replace use of
11991 rich_location::MAX_RANGES with m_layout_ranges.length ().
11992 (layout::print_annotation_line): Handle arbitrary numbers of
11993 ranges in caret-printing by defaulting to '^'.
11994 (selftest::test_one_liner_many_fixits): New function.
11995 (test_diagnostic_show_locus_one_liner): Call it.
11996 * diagnostic.c (diagnostic_initialize): Update for renaming
11997 of rich_location::MAX_RANGES to
11998 rich_location::STATICALLY_ALLOCATED_RANGES.
11999 * diagnostic.h (struct diagnostic_context): Likewise.
12001 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12003 * selftest.c (selftest::named_temp_file::named_temp_file): New
12005 (selftest::temp_source_file::~temp_source_file): Move to...
12006 (selftest::named_temp_file::~named_temp_file): ...here.
12007 (selftest::test_named_temp_file): New function.
12008 (selftest::selftest_c_tests): Call test_named_temp_file.
12009 * selftest.h (class named_temp_file): New class.
12010 (class temp_source_file): Convert to a subclass of named_temp_file.
12012 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
12014 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
12015 USEs of LR_REGNO in returns and sibcalls.
12016 (rs6000_output_mi_thunk): Similar.
12017 (rs6000_sibcall_aix): Similar.
12018 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
12019 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
12020 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
12021 Remove the USE of LR_REGNO from the patterns as well. Delete an
12023 (return_internal_<mode>): Delete.
12025 2016-08-30 Tamar Christina <tamar.christina@arm.com>
12027 * config/aarch64/aarch64-simd.md
12028 (aarch64_ld2<mode>_dreg_le): New.
12029 (aarch64_ld2<mode>_dreg_be): New.
12030 (aarch64_ld2<mode>_dreg): Removed.
12031 (aarch64_ld3<mode>_dreg_le): New.
12032 (aarch64_ld3<mode>_dreg_be): New.
12033 (aarch64_ld3<mode>_dreg): Removed.
12034 (aarch64_ld4<mode>_dreg_le): New.
12035 (aarch64_ld4<mode>_dreg_be): New.
12036 (aarch64_ld4<mode>_dreg): Removed.
12037 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
12039 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12041 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
12042 redundant location param.
12043 (test_one_liner_fixit_remove): Likewise.
12044 (test_one_liner_fixit_replace): Likewise.
12045 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
12046 * gcc-rich-location.c
12047 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
12048 get_range_from_loc. Drop overload taking a const char *.
12049 * gcc-rich-location.h
12050 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
12053 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
12055 * config/linux.c (linux_libc_has_function): Return true on musl.
12057 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
12059 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
12061 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
12063 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
12064 used for abnormal egdes.
12066 2016-08-30 Jakub Jelinek <jakub@redhat.com>
12068 PR tree-optimization/72866
12069 * tree-vect-patterns.c (search_type_for_mask): Turn into
12070 a small wrapper, move all code to ...
12071 (search_type_for_mask_1): ... this new function. Add caching
12072 and adjust recursive calls.
12075 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
12076 instead of lookup_type_die (type_main_variant (type)) even for array
12079 PR middle-end/77377
12080 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
12081 constant pool reference return x instead of c.
12083 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
12085 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
12088 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12091 (selftest::test_make_location_nonpure_range_endpoints): Fix
12094 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12096 * diagnostic-show-locus.c
12097 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
12099 (selftest::test_diagnostic_show_locus_one_liner): Call it.
12100 * input.c (get_pure_location): Move to libcpp/line-map.c.
12101 * input.h (get_pure_location): Convert decl to an inline function
12102 calling implementation in libcpp.
12104 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
12107 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
12108 template for intel asm dialect.
12109 (vec_set_hi_<mode><mask_name>): Ditto.
12111 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12113 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
12114 (selftest::fail_formatted): Likewise.
12116 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12118 * input.c (make_location): Call get_start and get_finish
12119 on the endpoints to avoid storing packed ranges or ad-hoc
12121 (selftest::test_make_location_nonpure_range_endpoints): New function.
12122 (selftest::input_c_tests): Call it.
12123 * input.h (get_start): New inline function.
12125 2016-08-29 Tom de Vries <tom@codesourcery.com>
12128 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
12131 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
12133 * Makefile.in (gcov-iov.h): Add dummy recipe.
12135 2016-08-29 Nathan Sidwell <nathan@acm.org>
12137 * config/nvptx/nvptx.c: #include tree-vrp.h.
12139 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
12142 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
12143 HIGH+LO construct during reload.
12145 2016-08-28 Tom de Vries <tom@codesourcery.com>
12148 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
12149 'sysv_abi va_list' attribute.
12150 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
12151 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
12154 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12156 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
12157 * emit-rtl.c (unshare_all_rtl_1): Adjust.
12158 (unshare_all_rtl_again): Likewise.
12159 * function.c (assign_stack_local_1): Likewise.
12160 (assign_stack_temp_for_type): Likewise.
12162 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12164 * cfgbuild.c (make_edges): Adjust.
12165 * cfgrtl.c (can_delete_label_p): Likewise.
12166 * dwarf2cfi.c (create_trace_edges): Likewise.
12167 * except.c (sjlj_emit_dispatch_table): Likewise.
12168 * function.h (struct expr_status): make x_forced_labels a vector.
12169 * jump.c (rebuild_jump_labels_1): Adjust.
12170 * reload1.c (set_initial_label_offsets): Likewise.
12171 * stmt.c (force_label_rtx): Likewise.
12172 (expand_label): Likewise.
12174 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12176 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
12178 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
12180 PR tree-optimization/71077
12181 PR tree-optimization/68542
12182 * fold-const.c (fold_relational_const): Fix folding of
12183 VECTOR_CST comparisons that have a scalar boolean result type.
12184 (selftest::test_vector_folding): New static function.
12185 (selftest::fold_const_c_tests): Call it.
12187 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
12189 * doc/extend.texi (SPU Built-in Functions): Remove stale
12190 references to material formerly at IBM and Sony.
12192 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
12195 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
12197 2016-08-26 David Malcolm <dmalcolm@redhat.com>
12199 * diagnostic-show-locus.c
12200 (selftest::test_fixit_consolidation): New function.
12201 (selftest::diagnostic_show_locus_c_tests): Call it.
12202 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
12203 constructor based on source_range.
12205 2016-08-26 David Malcolm <dmalcolm@redhat.com>
12207 * diagnostic-color.c (color_dict): Add "fixit-insert" and
12209 (parse_gcc_colors): Update description of default GCC_COLORS.
12210 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
12211 (colorizer::set_fixit_insert): New method.
12212 (colorizer::set_fixit_delete): New method.
12213 (colorizer::get_color_by_name): New method.
12214 (colorizer::STATE_FIXIT_INSERT): New constant.
12215 (colorizer::STATE_FIXIT_DELETE): New constant.
12216 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
12217 fields in favor of new field "m_stop_color". Add fields
12218 "m_fixit_insert" and "m_fixit_delete".
12219 (colorizer::colorizer): Update for above changes. Replace
12220 colorize_start calls with calls to get_color_by_name.
12221 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
12222 STATE_FIXIT_DELETE. Update for field renamings.
12223 (colorizer::finish_state): Simplify by using m_stop_color,
12224 rather than multiple identical "*_ce" fields.
12225 (colorizer::get_color_by_name): New method.
12226 (layout::print_any_fixits): Print insertions and replacements
12227 using the "fixit-insert" color, and deletions using the
12228 "fixit-delete" color.
12229 * doc/invoke.texi (-fdiagnostics-color): Update description of
12230 default GCC_COLORS, and of the supported capabilities.
12232 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
12234 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
12235 current_function_static_stack_size variable with the static
12236 stack frame size of the current function when
12237 flag_stack_usage_info is enabled.
12239 2016-08-26 Nathan Sidwell <nathan@acm.org>
12241 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
12242 assignment inside if condition.
12244 2016-08-26 Richard Biener <rguenther@suse.de>
12246 PR tree-optimization/69047
12247 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
12248 extracts similar to what FRE does.
12249 (non_rewritable_mem_ref_base): Likewise.
12251 2016-08-26 Joseph Myers <joseph@codesourcery.com>
12253 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
12254 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
12255 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12256 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12257 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
12259 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12260 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12261 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12262 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
12263 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12265 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12268 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
12269 reservation duration to 15 cycles.
12270 (cortex_a8_vfp_macs): Likewise.
12271 (cortex_a8_vfp_macd): Likewise.
12272 (cortex_a8_vfp_divs): Likewise.
12273 (cortex_a8_vfp_divd): Likewise.
12275 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12277 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
12278 (aarch_macro_fusion_pair_p): Use above to avoid early return.
12280 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12281 Martin Jambhor <mjambor@suse.cz>
12283 * common.opt: New option -fipa-bit-cp.
12284 * doc/invoke.texi: Document -fipa-bit-cp.
12285 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
12286 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
12287 * tree-ssa-ccp.h: New header file.
12288 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
12289 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
12290 Replace all occurences of tree parameter by two new params: signop, int.
12291 (bit_value_unop_1): Change to bit_value_unop and export it.
12292 Replace all occurences of tree parameter by two new params: signop,
12294 (bit_value_binop): Change call from bit_value_binop_1 to
12296 (bit_value_assume_aligned): Likewise.
12297 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
12298 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
12300 (ccp_finalize): Skip processing if val->mask == 0.
12301 * ipa-cp.c: Include tree-ssa-ccp.h
12302 (ipcp_bits_lattice): New class.
12303 (ipcp_param_lattice (bits_lattice): New member.
12304 (print_all_lattices): Call ipcp_bits_lattice::print.
12305 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
12306 (initialize_node_lattices): Likewise.
12307 (propagate_bits_accross_jump_function): New function.
12308 (propagate_constants_accross_call): Call
12309 propagate_bits_accross_jump_function.
12310 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
12311 (ipcp_store_bits_results): New function.
12312 (ipcp_driver): Call ipcp_store_bits_results.
12313 * ipa-prop.h (ipa_bits): New struct.
12314 (ipa_jump_func): Add new member bits of type ipa_bits.
12315 (ipa_param_descriptor): Change decl to decl_or_type.
12316 (ipa_get_param): Change decl to decl_or_type and assert on
12318 (ipa_get_type): New function.
12319 (ipcp_transformation_summary): New member bits.
12320 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
12321 (ipa_populate_param_decls): Likewise.
12322 (ipa_dump_param): Likewise.
12323 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
12325 (ipa_set_jf_unknown): Set ipa_bits::known to false.
12326 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
12328 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
12329 (ipa_write_jump_function): Add streaming for ipa_bits.
12330 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
12331 (write_ipcp_transformation_info): Add streaming for ipa_bits
12332 summary for ltrans.
12333 (read_ipcp_transfomration_info): Add support for reading streamed
12335 (ipcp_update_bits): New function.
12336 (ipcp_transform_function): Call ipcp_update_bits.
12338 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
12340 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
12341 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
12343 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
12345 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
12347 2016-08-25 Richard Biener <rguenther@suse.de>
12349 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
12350 Only add locations in late dwarf.
12351 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
12352 (dwarf2out_early_finish): But do it here.
12354 2016-08-24 Michael Collison <michael.collison@linaro.org>
12355 Michael Collison <michael.collison@arm.com>
12357 * config/arm/arm-modes.def: Add new condition code mode CC_V
12358 to represent the overflow bit.
12359 * config/arm/arm.c (maybe_get_arm_condition_code):
12360 Add support for CC_Vmode.
12361 (arm_gen_unlikely_cbranch): New function to generate common
12362 rtl conditional branches for overflow patterns.
12363 * config/arm/arm-protos.h: Add prototype for
12364 arm_gen_unlikely_cbranch.
12365 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
12366 addsi3_compareV_upper): New patterns to support signed
12367 builtin overflow add operations.
12368 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
12369 New patterns to support unsigned builtin add overflow operations.
12370 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
12371 builtin overflow subtract operations,
12372 (usubv<mode>4): New patterns to support unsigned builtin subtract
12373 overflow operations.
12374 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
12375 to support builtin overflow negate operations.
12377 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12380 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12382 * explow.c (get_dynamic_stack_size): Take known alignment of stack
12383 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
12386 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
12388 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
12389 MULTILIB_OPTIONS should be used. Small wording fixes.
12390 * genmultilib: Memorize set of all option combinations in
12391 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
12392 found in MULTILIB_OPTIONS by checking if option set is listed in
12393 combination_space. Output new and existing error message to stderr.
12395 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
12397 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
12398 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
12399 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
12400 (MULTILIB_REUSE): Remove reuse rules for option set including
12401 -mfpu=fp-armv8 and -mfpu=vfpv4
12403 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
12405 * config/arm/t-rtems: Add vfp multilib.
12407 2016-08-23 Ian Lance Taylor <iant@golang.org>
12409 * config/s390/s390.c (s390_asm_file_start): Call
12410 default_file_start.
12412 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12414 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
12415 initialization of all 0's to the 0 constant, instead of directly
12416 generating XOR. Add support for V4SImode vector initialization on
12417 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
12418 initialization. Change variables used in V4SFmode vector
12419 intialization. For V4SFmode vector splat on ISA 3.0, make sure
12420 any memory addresses are in index form. Add support for using
12421 VSPLTH/VSPLTB to initialize vector short and vector char vectors
12422 with all of the same element.
12423 (regno_or_subregno): New helper function to return a register
12424 number for either REG or SUBREG.
12425 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
12426 Use regno_or_subregno where possible.
12427 (rs6000_split_v4si_init_di_reg): New helper function to build up a
12428 DImode value from two SImode values in order to generate V4SImode
12429 vector initialization on 64-bit systems with direct move.
12430 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
12432 (rtx_is_swappable_p): V4SImode vector initialization insn is not
12434 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
12436 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
12437 attributes to initialize V8HImode and V16QImode vectors with the
12439 (VSX_SPLAT_COUNT): Likewise.
12440 (VSX_SPLAT_SUFFIX): Likewise.
12441 (UNSPEC_VSX_VEC_INIT): New unspec.
12442 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
12443 Allow SFmode values to come from Altivec registers.
12444 (vsx_init_v4si): New insn/split for V4SImode vector initialization
12445 on 64-bit systems with direct move.
12446 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
12447 vector initializations, to allow V4SImode vector initializations
12448 on 64-bit systems with direct move.
12449 (vsx_splat_v4si): Likewise.
12450 (vsx_splat_v4si_di): Likewise.
12451 (vsx_splat_v4sf): Likewise.
12452 (vsx_splat_v4sf_internal): Likewise.
12453 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
12455 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
12456 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
12457 initializing V8HImode and V16QImode vectors with the same
12459 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
12460 optimization if -maltivec=be.
12462 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
12464 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
12465 attribute for alternatives 3 and 4.
12467 2016-08-23 David Malcolm <dmalcolm@redhat.com>
12469 * selftest.c (selftest::assert_str_contains): New function.
12470 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
12471 * selftest.h (selftest::assert_str_contains): New decl.
12472 (ASSERT_STR_CONTAINS): New macro.
12474 2016-08-23 Richard Biener <rguenther@suse.de>
12476 PR tree-optimization/77286
12477 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
12479 (vect_transform_loop): Split exit edges of loop and scalar
12480 loop if required and at the appropriate time.
12482 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12484 * explow.c (get_dynamic_stack_size): Take known alignment of stack
12485 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
12487 Correct a typo in a comment.
12489 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12491 * config/s390/s390.md ("*andc_split"): New splitter for and with
12494 2016-08-23 Richard Biener <rguenther@suse.de>
12496 PR tree-optimization/27336
12497 * tree-vrp.c (infer_value_range): Handle stmts that can throw
12498 by looking for a non-EH edge.
12499 (process_assert_insertions_for): Likewise.
12501 2016-08-23 Richard Biener <rguenther@suse.de>
12503 PR middle-end/77305
12504 * statistics.c (statistics_counter_event): Robustify against
12507 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12509 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
12510 for targets amdfam10 and barcelona.
12512 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
12514 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
12515 (zero_extend<mode>di2): Ditto.
12516 (*zero_extend<mode>si2): Ditto.
12517 (*zero_extendqihi2): Ditto.
12519 2016-08-22 Joseph Myers <joseph@codesourcery.com>
12521 PR middle-end/77269
12522 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
12523 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
12525 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
12527 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
12528 identical consecutive elements.
12529 [SSA_NAME]: Print the name's def stmt on its own line. When printing
12530 the node's def stmt, avoid printing an unwanted trailing newline by
12531 replacing the call to print_gimple_stmt() with its inlined body and
12532 adjusting it to not set pp_needs_newline and to call pp_flush()
12533 instead of pp_newline_and_flush().
12535 2016-08-22 Joseph Myers <joseph@codesourcery.com>
12537 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
12538 (float32_type_node, float64_type_node, float32x_type_node)
12539 (float128x_type_node): New macros.
12540 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
12541 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
12542 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
12543 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
12544 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
12545 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
12546 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
12547 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
12548 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
12549 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
12550 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
12551 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
12552 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
12553 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
12554 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
12555 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
12556 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
12557 (copysign, fabs, huge_val, inf, nan, nans): Use it.
12558 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
12560 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
12561 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
12562 * doc/extend.texi (Other Builtins): Document these built-in
12564 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
12567 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
12569 * doc/install.texi (Binaries): www.opencsw.org now uses https.
12571 2016-08-22 Richard Biener <rguenther@suse.de>
12573 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
12575 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
12578 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
12579 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
12580 non-SSE2 athlons only, otherwise prefer SSE prefetches.
12582 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12584 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
12585 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
12586 (vrp_visit_switch_stmt): Likewise.
12587 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
12588 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
12589 (vrp_visit_stmt): Use extract_range_from_stmt.
12590 (vrp_visit_phi_node): Use extract_range_from_phi_node.
12592 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12594 * Makefile.in: Add tree-vrp.h to GTFILES.
12595 * gengtype.c (open_base_files): Add tree-vrp.h.
12596 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
12597 * builtins.c: Likewise.
12598 * fold-const.c: Likewise.
12599 * gimple-builder.c: Likewise.
12600 * gimple-laddress.c: Likewise.
12601 * hsa-gen.c: Likewise.
12602 * internal-fn.c: Likewise.
12604 * targhooks.c: Liewise,
12605 * tree-ssa-address.c: Likewise.
12606 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
12607 * tree-vrp.c (struct value_range): Move to tree-vrp.h
12608 * tree-vrp.h: New file.
12610 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12612 PR tree-optimization/61839
12613 * tree-vrp.c (two_valued_val_range_p): New.
12614 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
12615 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
12616 Also Convert VAR BINOP CST where VAR is two-valued to
12617 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
12619 2016-08-19 David Malcolm <dmalcolm@redhat.com>
12621 * diagnostic-show-locus.c
12622 (layout::annotation_line_showed_range_p): New method.
12623 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
12624 Reimplement case fixit_hint::REPLACE to cover removals, and
12625 replacements where the range of the replacement isn't one
12626 of the ranges in the rich_location.
12627 (test_one_liner_fixit_replace): Likewise.
12628 (selftest::test_one_liner_fixit_replace_non_equal_range): New
12630 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
12632 (selftest::test_diagnostic_show_locus_one_liner): Call the new
12634 * diagnostic.c (print_parseable_fixits): Remove case
12635 fixit_hint::REMOVE.
12637 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
12640 * config/i386/i386.c (ix86_option_override_internal): Remove
12641 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
12642 Enable SSE prefetch also for TARGET_PREFETCHWT1.
12643 Do not try to enable TARGET_PRFCHW ISA flag here.
12644 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
12645 Rewrite expander function body.
12646 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
12648 2016-08-19 Joseph Myers <joseph@codesourcery.com>
12651 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
12652 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
12653 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
12654 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
12655 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
12656 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
12657 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
12658 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
12659 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
12661 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
12663 (struct floatn_type_info): New structure type.
12664 (floatn_nx_types): New variable declaration.
12665 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
12666 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
12667 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
12668 * tree.c (floatn_nx_types): New variable.
12669 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
12670 corresponding complex types.
12671 * target.def (floatn_mode): New hook.
12672 * targhooks.c: Include "real.h".
12673 (default_floatn_mode): New function.
12674 * targhooks.h (default_floatn_mode): New prototype.
12675 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
12677 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
12678 effective-target and dg-add-options keywords.
12679 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
12680 Document new effective-target keywords.
12681 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
12682 * doc/tm.texi: Regenerate.
12683 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
12684 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
12685 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
12687 * real.h (struct real_format): Add field ieee_bits.
12688 * real.c (ieee_single_format, mips_single_format)
12689 (motorola_single_format, spu_single_format, ieee_double_format)
12690 (mips_double_format, motorola_double_format)
12691 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
12692 (ieee_extended_intel_128_format)
12693 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
12694 (mips_extended_format, ieee_quad_format, mips_quad_format)
12695 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
12696 (decimal_double_format, decimal_quad_format, ieee_half_format)
12697 (arm_half_format, real_internal_format: Initialize ieee_bits
12699 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
12700 float128_type_node. Set float80_type_node to float64x_type_node
12701 if appropriate and long_double_type_node not appropriate.
12702 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
12703 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
12704 Initialize ieee_bits field.
12705 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
12706 (rs6000_init_builtins): Set ieee128_float_type_node to
12707 float128_type_node.
12708 (rs6000_floatn_mode): New function.
12710 2016-08-19 Jakub Jelinek <jakub@redhat.com>
12712 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
12713 _rdseed64_step): Uglify argument names and/or local variable names
12714 in inline functions.
12715 * config/i386/rtmintrin.h (_xabort): Likewise.
12716 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
12717 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
12718 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
12719 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
12720 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
12721 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
12722 _mm_maskz_ternarylogic_epi32): Likewise.
12723 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
12724 __lwpins32, __lwpins64): Likewise.
12725 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
12726 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
12727 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
12728 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
12729 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
12730 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
12731 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
12732 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
12733 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
12734 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
12735 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
12736 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
12737 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
12738 _mm256_mask_i64gather_epi32): Likewise.
12739 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
12740 * config/i386/ia32intrin.h (__writeeflags): Likewise.
12741 * config/i386/pkuintrin.h (_wrpkru): Likewise.
12742 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
12743 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
12744 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
12745 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
12746 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
12747 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
12748 _mm512_mask_prefetch_i64scatter_ps): Likewise.
12749 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
12750 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
12751 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
12752 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
12753 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
12754 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
12755 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
12756 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
12758 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
12760 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
12761 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
12763 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
12764 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
12766 (_rdpkru_u32): Add space after function name.
12768 * config/i386/t-i386 (i386-c.o): Don't depend on
12769 i386-builtin-types.inc.
12770 (i386.o): Depend on i386-builtin-types.inc.
12772 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
12775 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
12776 Use const_vec_duplicate to check for duplicated elements.
12778 2016-08-19 Richard Biener <rguenther@suse.de>
12780 PR tree-optimization/77290
12781 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12782 Fix flag_tree_parallelize_loops check.
12784 2016-08-19 Richard Biener <rguenther@suse.de>
12786 * match.pd (x | 0 -> x): Add.
12788 2016-08-19 Richard Biener <rguenther@suse.de>
12790 PR tree-optimization/77286
12791 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
12792 Deal with virtual PHIs being out-of-order.
12794 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12796 * doc/invoke.texi (fverbose-asm): Note that source code lines
12797 are emitted, and provide an example.
12798 * final.c (asm_show_source): New function.
12799 (final_scan_insn): Call asm_show_source.
12801 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12803 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
12804 param with diagnostic_kind.
12805 (class colorizer): Similarly replace field m_diagnostic with
12807 (colorizer::colorizer): Replace diagnostic
12808 param with diagnostic_kind.
12809 (colorizer::begin_state): Update for above field change.
12810 (layout::layout): Replace diagnostic param with rich_location *
12811 and diagnostic_kind.
12812 (diagnostic_show_locus): Replace diagnostic param with richloc
12813 and diagnostic_kind.
12814 (class selftest::test_diagnostic_context): New class.
12815 (selftest::test_diagnostic_show_locus_unknown_location): New
12817 (selftest::test_one_liner_simple_caret): New function.
12818 (selftest::test_one_liner_caret_and_range): New function.
12819 (selftest::test_one_liner_multiple_carets_and_ranges): New
12821 (selftest::test_one_liner_fixit_remove): New function.
12822 (selftest::test_one_liner_fixit_replace): New function.
12823 (selftest::test_diagnostic_show_locus_one_liner): New function.
12824 (selftest::diagnostic_show_locus_c_tests): Call the new test
12826 * diagnostic.c (diagnostic_initialize): Initialize
12827 colorize_source_p, show_ruler_p and parseable_fixits_p.
12828 (default_diagnostic_finalizer): Update for change to
12829 diagnostic_show_locus.
12830 (diagnostic_append_note): Likewise.
12831 * diagnostic.h (diagnostic_show_locus): Replace
12832 const diagnostic_info * param with location * and diagnostic_t.
12834 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12836 * input.c (saved_line_table): New global.
12837 (class selftest::temp_line_table): Rename to line_table_test and
12838 move declaration to selftest.h, and drop field m_old_line_table.
12839 (selftest::temp_line_table::temp_line_table): Rename ctor to...
12840 (selftest::line_table_test::line_table_test): ...this. Add a
12841 default ctor. Store current value of line_table within
12843 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
12844 (selftest::line_table_test::~line_table_test): ...this, and
12845 restore line_table from the saved_line_table, rather than
12847 (selftest::test_accessing_ordinary_linemaps): Update for above
12849 (selftest::test_lexer): Likewise.
12850 (struct selftest::lexer_test): Likewise.
12851 (selftest::lexer_test::lexer_test): Likewise.
12852 (selftest::input_c_tests): Move the looping over test cases from
12854 (selftest::for_each_line_table_case): New function.
12855 * input.h (saved_line_table): New decl.
12856 * selftest.h (struct selftest::line_table_case): New forward decl.
12857 (class selftest::line_table_test): New class, moved here from
12858 selftest::temp_line_table in input.c, and renamed.
12859 (selftest::for_each_line_table_case): New decl.
12861 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
12864 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
12866 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
12868 PR middle-end/70895
12869 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
12870 enclosing parallel construct for reduction variables on OpenACC loop
12873 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
12875 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
12876 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
12878 (function_to_dwarf_procedure): Update comment.
12880 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12882 * input.c (diagnostics_file_cache_forcibly_evict_file): New
12884 * input.h (diagnostics_file_cache_forcibly_evict_file): New
12886 * selftest.c (selftest::temp_source_file::~temp_source_file):
12887 Evict m_filename from the diagnostic file cache.
12889 2016-08-18 Richard Biener <rguenther@suse.de>
12891 * tree-pass.h (make_pass_materialize_all_clones): Declare.
12892 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
12893 make_pass_materialize_all_clones): New simple IPA pass encapsulating
12894 clone materialization.
12895 * passes.def (all_late_ipa_passes): Start with
12896 pass_materialize_all_clones.
12897 * cgraphunit.c (symbol_table::compile): Remove call to
12898 materialize_all_clones.
12899 * tree-into-ssa.c: Include statistics.h.
12900 (update_ssa): Count number of times we do incremental/rewrite
12903 2016-08-18 Richard Biener <rguenther@suse.de>
12905 PR tree-optimization/77282
12906 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12907 When doing auto-parallelizing also prevent use of PHIs that
12908 carry dependences across loop backedges.
12910 2016-08-18 Tamar Christina <tamar.christina@arm.com>
12911 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12913 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
12915 2016-08-18 Richard Biener <rguenther@suse.de>
12917 * ssa-iterators.h (ssa_vuse_operand): New inline.
12918 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
12919 (predicate_all_scalar_phis): Use remove_phi_node to remove
12920 phi nodes predicated. Delay removing virtual PHIs.
12921 (predicate_mem_writes): Update virtual operands.
12922 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
12923 (tree_if_conversion): Do not rewrite virtual SSA form.
12924 * tree-phinodes.c (release_phi_node): Make static.
12925 * tree-phinodes.h (release_phi_node): Remove.
12927 2016-08-18 Jakub Jelinek <jakub@redhat.com>
12929 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
12930 codes that appear in bdesc_* arrays, instead include i386-builtin.def
12931 twice to define those.
12932 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
12933 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
12934 bdesc_multi_arg): Define by including i386-builtin.def the third time.
12935 * config/i386/i386-builtin.def: New file.
12937 2016-08-17 David Malcolm <dmalcolm@redhat.com>
12939 * input.c (get_source_range_for_char): Rename to...
12940 (selftest::get_source_range_for_char): ...this, and move within
12941 the #if CHECKING_P guard.
12942 (get_num_source_ranges_for_substring): Rename to...
12943 (selftest::get_num_source_ranges_for_substring): ...this, move
12944 within the #if CHECKING_P guard, and make static.
12945 (selftest::assert_num_substring_ranges): Initialize
12948 2016-08-18 Alan Modra <amodra@gmail.com>
12950 PR rtl-optimization/72771
12951 * reload.c (find_reloads): Don't assume that a subreg mem is OK
12952 when find_reloads_toplev returns address_reloaded==-1.
12953 (alternative_allows_const_pool_ref): Update comment.
12955 2015-08-17 Alan Hayward <alan.hayward@arm.com>
12957 PR tree-optimization/71752
12958 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
12959 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
12961 2016-08-17 Jakub Jelinek <jakub@redhat.com>
12963 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
12964 instead of testing ECF_NORETURN bit in gimple_call_flags.
12965 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
12966 * predict.c (tree_bb_level_predictions): Likewise.
12967 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
12969 PR middle-end/77259
12970 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
12971 turning a call into __builtin_unreachable-like noreturn call, adjust
12972 gimple_call_set_fntype.
12973 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
12974 gimple_call_fntype has void return type.
12976 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
12978 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
12979 maybe_lookup_decl, to handle nested acc loop directives.
12981 2016-08-17 Richard Biener <rguenther@suse.de>
12983 PR tree-optimization/76490
12984 * tree-vrp.c (update_value_range): Preserve overflow infinities
12985 when intersecting with ranges from get_range_info.
12986 (operand_less_p): Handle overflow infinities correctly.
12987 (value_range_constant_singleton): Use vrp_operand_equal_p
12988 to handle overflow max/min correctly.
12989 (vrp_valueize): Likewise.
12990 (union_ranges): Likewise.
12991 (intersect_ranges): Likewise.
12992 (vrp_visit_phi_node): Improve iteration limitation to only
12993 apply when we'll possibly re-visit the PHI via a changed argument
12996 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
12998 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
12999 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
13000 rather than those that should not be built.
13002 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
13005 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
13007 2016-08-17 Richard Biener <rguenther@suse.de>
13009 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
13010 (verify_vssa): New function verifying virtual SSA form.
13011 (verify_ssa): Call it.
13012 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
13013 Do not apply loop-closed SSA handling to virtuals.
13014 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
13015 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
13016 when rewriting their symbol.
13017 (prepare_def_site_for): Likewise.
13018 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
13019 operands of moved stmts.
13021 2016-08-17 Richard Biener <rguenther@suse.de>
13023 PR tree-optimization/23855
13024 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
13025 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
13026 find guards to hoist. Do not update SSA form but rewrite virtuals
13027 into loop closed SSA.
13028 (find_loop_guard): Adjust to skip already hoisted guards. Do
13029 not mark virtuals for renaming or update SSA form.
13031 2016-08-17 Martin Liska <mliska@suse.cz>
13033 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
13034 a LONG_LONG_TYPE_SIZE comparison.
13035 * gcov-io.h: Remove macro definitions.
13036 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
13037 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
13040 2016-08-16 Jakub Jelinek <jakub@redhat.com>
13042 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
13043 that builtins not mentioned in bdesc_* arrays come first, then
13044 the ones mentioned in bdesc_* arrays in the order they appear in
13045 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
13046 IX86_BUILTIN__BDESC_*_LAST enumerator.
13047 (bdesc_mpx): Fix up a comment typo.
13048 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
13049 __builtin_ia32_vpcomneu[bwdq] builtins.
13050 (BDESC_VERIFY, BDESC_VERIFYS): Define.
13051 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
13052 enum ix86_builtins ordering.
13053 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
13054 for direct bdesc_* array member access instead of searching all the
13055 arrays until an fcode match is found.
13057 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
13059 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
13060 pattern as define_insn_and_split. Split insn before reload to
13062 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
13063 <shift_insn><mode>3_1.
13064 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
13065 <rotate_insn><mode>3_1.
13067 2016-08-16 David Malcolm <dmalcolm@redhat.com>
13070 * input.c (get_source_range_for_substring): Rename to...
13071 (get_source_location_for_substring): ...this, adding param
13072 "caret_idx", and converting output param from source_range * to
13074 (get_source_range_for_char): New function.
13075 (get_num_source_ranges_for_substring): Update comment to reflect
13077 (assert_char_at_range): Update to use get_source_range_for_char
13078 rather than get_source_range_for_substring.
13079 (test_lexer_string_locations_concatenation_2): Likewise.
13080 * substring-locations.h (get_source_range_for_substring): Rename
13082 (get_source_location_for_substring): ...this, and adding param
13083 "caret_idx", and converting output param from source_range * to
13086 2016-08-16 David Malcolm <dmalcolm@redhat.com>
13088 * input.c (class selftest::temp_source_file): Move to
13090 (selftest::temp_source_file::temp_source_file): Move to
13092 (selftest::temp_source_file::~temp_source_file): Likewise.
13093 * selftest.c (selftest::temp_source_file::temp_source_file): Move
13095 (selftest::temp_source_file::~temp_source_file): Likewise.
13096 * selftest.h (class selftest::temp_source_file): Move here from
13099 2016-08-16 Jakub Jelinek <jakub@redhat.com>
13102 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
13103 inlining, add cgraph edge for the added __builtin_unreachable call.
13105 PR middle-end/67485
13106 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
13107 only cast it to SHWI for the final comparison.
13109 2016-08-16 Martin Liska <mliska@suse.cz>
13111 PR gcov-profile/36412
13112 * doc/gcov.texi: Document --hash-filenames(-x).
13113 * gcov.c (print_usage): Add the option.
13114 (process_args): Process the option, sort options alphabetically.
13115 (md5sum_to_hex): New function.
13116 (make_gcov_file_name): Do the md5sum and append it to a
13119 2016-08-16 Bin Cheng <bin.cheng@arm.com>
13121 PR tree-optimization/69848
13122 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
13123 and swtich operands to avoid additional NOT instruction.
13124 (vcond<v_cmp_mixed><mode>): Ditto.
13125 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
13127 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
13129 * doc/install.texi (*-*-solaris2*): Adjust latest change.
13131 2016-08-16 Richard Biener <rguenther@suse.de>
13133 PR tree-optimization/76783
13134 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
13135 BB visited flags at start.
13137 2016-08-16 Bin Cheng <bin.cheng@arm.com>
13139 PR tree-optimization/72817
13140 PR tree-optimization/73450
13141 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
13142 multiple_of_p for adjusted IV.base.
13144 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
13147 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
13148 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
13149 for !flag_finite_math_only or flag_signed_zeros.
13150 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
13151 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
13152 depend on flag_finite_math_only.
13153 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
13155 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
13156 (*ieee_smin<mode>3): Ditto.
13157 (*ieee_smax<mode>3): Ditto.
13158 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
13159 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
13161 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
13162 depend on flag_finite_math_only.
13163 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
13164 (*mmx_<code>v2sf3): Remove.
13165 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
13166 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
13167 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
13169 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
13171 PR rtl-optimization/73650
13172 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
13173 it is not a simple move.
13175 2016-08-15 Martin Liska <mliska@suse.cz>
13178 * gcc.c (do_spec_1): Call save_string with the right size.
13179 (save_string): Do an assert about string we copy.
13181 2016-08-15 Richard Biener <rguenther@suse.de>
13183 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
13184 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
13186 (pass_data_stv): Likewise.
13188 2016-08-15 Richard Biener <rguenther@suse.de>
13190 PR tree-optimization/73434
13191 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
13192 TBAA info on the base when forwarding a non-invariant address.
13194 2016-08-15 Jakub Jelinek <jakub@redhat.com>
13196 * dwarf2out.c (struct checksum_attributes): Add
13197 at_string_length_bit_size and at_string_length_byte_size fields.
13198 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
13199 and DW_AT_string_length_byte_size.
13200 (die_checksum_ordered): Handle at_string_length_bit_size and
13201 at_string_length_byte_size.
13202 (gen_array_type_die): For dwarf_version >= 5 emit
13203 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
13204 (adjust_string_types): For dwarf_version >= 5 remove
13205 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
13206 (resolve_addr): Likewise.
13209 * dwarf2out.c (string_types): New variable.
13210 (gen_array_type_die): Change early_dwarf handling of
13211 DW_AT_string_length, create DW_OP_call4 referencing the
13212 length var temporarily. Handle parameters that are pointers
13214 (adjust_string_types): New function.
13215 (gen_subprogram_die): Temporarily set string_types to local var,
13216 call adjust_string_types if needed.
13217 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
13219 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
13221 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
13223 * doc/install.texi (*-*-solaris2*): Fix version number and document
13224 requirement on GNU make for building libjava with the Solaris linker.
13226 2016-08-15 Martin Liska <mliska@suse.cz>
13227 Jakub Jelinek <jakub@redhat.com>
13229 PR tree-optimization/72824
13230 * tree-loop-distribution.c (const_with_all_bytes_same)
13231 <case VECTOR_CST>: Fix a typo.
13233 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
13236 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
13237 Renamed from _mm512_undefined_si512.
13238 (_mm_undefined_si512): New definition.
13240 2016-08-13 Richard Biener <rguenther@suse.de>
13242 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
13243 into PHIs and update the lattice for its def.
13245 2016-08-12 Jakub Jelinek <jakub@redhat.com>
13248 * ubsan.c (instrument_si_overflow): Pass true instead of false
13250 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
13251 of bbs. Return TODO_cleanup_cfg if any returned true.
13253 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
13255 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
13256 ISA 3.0 MTVSRDD instruction.
13257 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
13260 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
13262 PR tree-optimization/71083
13263 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
13264 bitfield access when possible.
13266 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
13268 PR middle-end/71654
13269 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
13270 sign-changing cast from a shorter unsigned type to a wider
13273 2016-08-12 Jakub Jelinek <jakub@redhat.com>
13275 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
13276 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
13277 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
13279 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13281 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
13282 Correct costs for vec_construct.
13284 2016-08-12 Bin Cheng <bin.cheng@arm.com>
13286 PR tree-optimization/69848
13287 * tree-vectorizer.h (enum vect_def_type): New condition reduction
13288 type CONST_COND_REDUCTION.
13289 * tree-vect-loop.c (vectorizable_reduction): Support new condition
13290 reudction type CONST_COND_REDUCTION.
13292 2016-08-12 Richard Biener <rguenther@suse.de>
13294 PR tree-optimization/57326
13295 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
13296 returning an SSA name.
13297 (phi_translate_1): When fully_constant_expression returns a NAME
13298 make sure we have a leader for it.
13300 2016-08-12 Martin Liska <mliska@suse.cz>
13301 Adam Fineman <afineman@afineman.com>
13303 * gcov.c (process_file): Create .gcov file when .gcda
13306 2016-08-12 Marek Polacek <polacek@redhat.com>
13309 * alias.c (find_base_value): Adjust fall through comment.
13310 * cfgexpand.c (expand_debug_expr): Likewise.
13311 * combine.c (find_split_point): Likewise.
13312 (expand_compound_operation): Likewise. Add FALLTHRU.
13313 (make_compound_operation): Adjust fall through comment.
13314 (canon_reg_for_combine): Add FALLTHRU.
13315 (force_to_mode): Adjust fall through comment.
13316 (simplify_shift_const_1): Likewise.
13317 (simplify_comparison): Likewise.
13318 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
13320 * config/aarch64/predicates.md: Likewise.
13321 * config/i386/i386.c (function_arg_advance_32): Likewise.
13322 (ix86_gimplify_va_arg): Likewise.
13323 (print_reg): Likewise.
13324 (ix86_print_operand): Likewise.
13325 (ix86_build_const_vector): Likewise.
13326 (ix86_expand_branch): Likewise.
13327 (ix86_sched_init_global): Adjust fall through comment.
13328 (ix86_expand_args_builtin): Add FALLTHRU.
13329 (ix86_expand_builtin): Likewise.
13330 (ix86_expand_vector_init_one_var): Likewise.
13331 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
13332 (rs6000_adjust_cost): Likewise.
13333 (insn_must_be_first_in_group): Likewise.
13334 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
13335 * dbxout.c (dbxout_symbol): Adjust fall through comment.
13336 * df-scan.c (df_uses_record): Likewise.
13337 * dojump.c (do_jump): Add FALLTHRU.
13338 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
13340 (resolve_args_picking_1): Adjust fall through comment.
13341 (loc_list_from_tree_1): Likewise.
13342 * expmed.c (make_tree): Likewise.
13343 * expr.c (expand_expr_real_2): Add FALLTHRU.
13344 (expand_expr_real_1): Likewise. Adjust fall through comment.
13345 * fold-const.c (const_binop): Adjust fall through comment.
13346 (fold_truth_not_expr): Likewise.
13347 (fold_cond_expr_with_comparison): Add FALLTHRU.
13348 (fold_binary_loc): Likewise.
13349 (contains_label_1): Adjust fall through comment.
13350 (multiple_of_p): Likewise.
13351 * gcov-tool.c (process_args): Add FALLTHRU.
13352 * genattrtab.c (check_attr_test): Likewise.
13353 (write_test_expr): Likewise.
13354 * genconfig.c (walk_insn_part): Likewise.
13355 * genpreds.c (validate_exp): Adjust fall through comment.
13356 (needs_variable): Likewise.
13357 * gensupport.c (get_alternatives_number): Add FALLTHRU.
13358 (subst_dup): Likewise.
13359 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
13360 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
13361 (gimplify_scan_omp_clauses): Add FALLTHRU.
13362 (goa_stabilize_expr): Likewise.
13363 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
13365 * hsa-gen.c (get_address_from_value): Likewise.
13366 * ipa-icf.c (sem_function::hash_stmt): Likewise.
13367 * ira.c (ira_setup_alts): Add FALLTHRU.
13368 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
13370 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
13371 * opts.c (common_handle_option): Likewise.
13372 * read-rtl.c (read_rtx_code): Likewise.
13373 * real.c (round_for_format): Likewise.
13374 * recog.c (asm_operand_ok): Likewise.
13375 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
13376 * reload1.c (set_label_offsets): Likewise.
13377 (eliminate_regs_1): Likewise.
13378 (reload_reg_reaches_end_p): Likewise.
13379 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
13380 (rtx_cost): Likewise.
13381 * sched-rgn.c (is_exception_free): Likewise.
13382 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
13383 * stor-layout.c (int_mode_for_mode): Likewise.
13384 * toplev.c (print_to_asm_out_file): Likewise.
13385 (print_to_stderr): Likewise.
13386 * tree-cfg.c (gimple_verify_flow_info): Likewise.
13387 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
13388 (chrec_fold_multiply): Likewise.
13389 (evolution_function_is_invariant_rec_p): Likewise.
13390 (for_each_scev_op): Likewise.
13391 * tree-data-ref.c (siv_subscript_p): Likewise.
13392 (get_references_in_stmt): Likewise.
13393 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
13394 (substitute_in_expr): Likewise.
13395 (type_cache_hasher::equal): Likewise.
13396 (walk_type_fields): Likewise.
13397 * var-tracking.c (adjust_mems): Add FALLTHRU.
13398 (set_dv_changed): Adjust fall through comment.
13399 * varasm.c (default_function_section): Add FALLTHRU.
13401 2016-08-12 Marek Polacek <polacek@redhat.com>
13404 * tree-complex.c (expand_complex_division): Add missing break.
13406 2016-08-12 Richard Biener <rguenther@suse.de>
13408 * passes.c (execute_todo): Do not push/pop TV_TODO.
13409 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
13410 (execute_one_pass): Likewise.
13411 * common.opt (ftime-report-details): New switch.
13412 * doc/invoke.texi (ftime-report-details): Document.
13413 * timevar.h (timer::print_row): Adjust signature.
13414 (timer::all_zero): New static helper.
13415 (timer::child_map_t): New typedef.
13416 (timer::time_var_def): Add children field.
13417 * timevar.c (timer::named_items::print): Adjust.
13418 (timer::~timer): Free timevar recorded children.
13419 (timer::pop_internal): When -ftime-report-details record
13420 time spent in sub-timevars.
13421 (timer::print_row): Adjust.
13422 (timer::print): Print sub-timevar stats, use all_zero.
13423 * timevar.def (TV_TODO): Remove.
13425 2016-08-12 Richard Biener <rguenther@suse.de>
13427 PR tree-optimization/72851
13428 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
13429 worklists to use bitmaps indexed in execution order.
13430 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
13431 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
13432 (cfg_blocks): Make a bitmap.
13433 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
13435 (cfg_blocks_empty_p): Adjust.
13436 (cfg_blocks_add): Likewise.
13437 (cfg_blocks_get): Likewise.
13438 (add_ssa_edge): Likewise.
13439 (add_control_edge): Likewise.
13440 (simulate_stmt): Likewise.
13441 (process_ssa_edge_worklist): Likewise.
13442 (simulate_block): Likewise.
13443 (ssa_prop_init): Compute PRE order and stmt UIDs.
13444 (ssa_prop_fini): Adjust.
13445 (ssa_propagate): Adjust.
13447 2016-08-12 Richard Biener <rguenther@suse.de>
13449 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
13450 the currently executable edges have fixed ranges. Always
13451 go through update_value_range.
13453 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
13457 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
13458 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
13459 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
13460 (LANG_HOOKS_DECLS): Add it.
13461 * langhooks.h (struct lang_hooks_for_decls): Add
13462 function_decl_defaulted. Const_tree-ify
13463 function_decl_explicit_p and function_decl_deleted_p.
13464 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
13465 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
13466 also at strict DWARF v5.
13469 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
13470 TYPE_QUAL_CONST in reference-typed decls.
13473 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
13474 in DW_OP_pieces, just enough to handle pointers to member
13476 (gen_remaining_tmpl_value_param_die_attribute): Use a location
13477 expression on DWARFv5 if a constant value doesn't work.
13479 2016-08-11 David Malcolm <dmalcolm@redhat.com>
13481 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
13482 * selftest.c (selftest::test_assertions): New function.
13483 (selftest::selftest_c_tests): New function.
13484 * selftest.h (selftest::selftest_c_tests): New declaration.
13486 2016-08-11 Richard Biener <rguenther@suse.de>
13487 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13489 PR rtl-optimization/72855
13490 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
13492 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13495 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
13496 (vsx_store_<mode>): Likewise.
13498 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
13500 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
13501 TImode CONST_WIDE_INT store.
13502 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
13504 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
13506 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
13507 mode if unaligned SSE load and store are optimal.
13509 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
13511 PR tree-optimization/71083
13512 * tree-predcom.c (ref_at_iteration): Correctly align the
13515 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13517 * config/s390/s390-builtin-types.def: Add INT128 types.
13518 * config/s390/s390-builtins.def: Add INT128 variants for the add
13519 sub low-level builtins dealing with TImode.
13520 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
13521 via subreg when expanding a builtin.
13522 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
13523 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
13525 * config/s390/vecintrin.h: Adjust builtin names accordingly.
13526 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
13527 ("vec_addc<mode>", "vec_addc_u128"): Merge to
13528 "vacc<bhfgq>_<mode>".
13529 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
13530 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
13531 ("vec_subc<mode>", "vec_subc_u128"): Merge to
13532 "vscbi<bhfgq>_<mode>".
13533 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
13534 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
13536 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13538 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
13540 2016-08-11 Bin Cheng <bin.cheng@arm.com>
13542 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
13543 unused declaration.
13544 (vcond<v_cmp_mixed><mode>): Ditto.
13545 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
13547 2016-08-11 Bin Cheng <bin.cheng@arm.com>
13549 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
13550 variable explicitly, also assert on it before use.
13552 2016-08-11 Richard Biener <rguenther@suse.de>
13554 PR tree-optimization/72772
13555 * cfgloopmanip.c (create_preheader): Use split_edge if there
13556 is a single loop entry, avoiding degenerate PHIs.
13558 2016-08-11 Richard Biener <rguenther@suse.de>
13560 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
13561 unconditional TODO_cleanup_cfg.
13562 (pass_thread_jumps::execute): Initialize loops, perform a CFG
13563 cleanup only if we threaded a jump.
13565 2016-08-11 Alan Modra <amodra@gmail.com>
13568 * lra-constraints.c (simplify_operand_subreg): Allow subreg
13569 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
13570 slow. Emit two reloads for slow mem case, first loading in
13571 fast innermode, then converting to required mode.
13573 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
13575 * config/rs6000/altivec.h (vec_extract_exp): New macro.
13576 (vec_extract_sig): New macro.
13577 (vec_insert_exp): New macro.
13578 (vec_test_data_class): New macro.
13579 (scalar_extract_exp): New macro.
13580 (scalar_extract_sig): New macro.
13581 (scalar_insert_exp): New macro.
13582 (scalar_test_data_class): New macro.
13583 (scalar_test_neg): New macro.
13584 (scalar_cmp_exp_gt): New macro.
13585 (scalar_cmp_exp_lt): New macro.
13586 (scalar_cmp_exp_eq): New macro.
13587 (scalar_cmp_exp_unordered): New macro.
13588 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
13589 to enforce constraint that operand is a 7-bit unsigned literal.
13590 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
13591 for power9 built-ins.
13592 (BU_P9V_VSX_2): Likewise.
13593 (BU_P9V_64BIT_VSX_2): Likewise.
13594 (VSEEDP): Add scalar extract exponent support.
13595 (VSEESP): Add scalar extract signature support.
13596 (VSTDCNDP): Add scalar test negative support.
13597 (VSTDCNSP): Likewise.
13598 (VSIEDP): Add scalar insert exponent support.
13599 (VSCEDPGT): Add scalar compare exponent greater than support.
13600 (VSCEDPLT): Add scalar compare exponent less than support.
13601 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
13602 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
13603 (VSTDCDP): Add scalar test data class support.
13604 (VSTDCSP): Likewise.
13605 (VSEEDP): Add overload support for scalar extract exponent
13607 (VSESDP): Add overload support for scalar extract signature
13609 (VSTDCN): Add overload support for scalar test negative
13611 (VSTDCNDP): Add overload support for scalar test negative
13613 (VSTDCNSP): Add overload support for scalar test negative
13615 (VSIEDP): Add overload support for scalar insert exponent
13617 (VSTDC): Add overload support for scalar test data class
13619 (VSTDCDP): Add overload support for scalar test data class
13621 (VSTDCSP): Add overload support for scalar test data class
13623 (VSCEDPGT): Add overload support for scalar compare exponent
13624 greater than operation.
13625 (VSCEDPLT): Add overload support for scalar compare exponent
13626 less than operation.
13627 (VSCEDPEQ): Add overload support for scalar compare exponent
13628 test-for-equality operation.
13629 (VSCEDPUO): Add overload support for scalar compare exponent
13630 test-for-unordered operation.
13631 (VEEDP): Add vector extract exponent support.
13633 (VESDP): Add vector extract significand support.
13635 (VIEDP): Add vector insert exponent support.
13637 (VTDCDP): Add vector test data class support.
13638 (VTDCSP): Likewise.
13639 (VES): Add overload support for vector extract significand operation.
13642 (VEE): Add overload support for vector extract exponent operation.
13645 (VTDC): Add overload support for vector test data class operation.
13646 (VTDCDP): Likewise.
13647 (VTDCSP): Likewise.
13648 (VIE): Add overload support for vector insert exponent operation.
13651 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13652 overloaded binary floating point functions.
13653 (altivec_resolve_overloaded_builtin): Improve error messages to
13654 distinguish between functions not supported in the current
13655 compiler configuration and functions that were invoked with an
13656 invalid parameter combination, and include the built-in function
13657 name in both error messages.
13658 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
13660 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
13662 (rs6000_expand_binop_builtin): Add check to enforce that argument
13663 2 of the test data class operations is a 7-bit unsigned literal.
13664 (rs6000_invalid_builtin): Add code to issue an error message if a
13665 built-in function that requires the power9_vector and -m32
13666 command-line options is compiled without these options.
13667 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
13668 (UNSPEC_VSX_SXSIGDP): New value.
13669 (UNSPEC_VSX_SXSIGPDP): New value.
13670 (UNSPEC_VSX_SIEXPDP): New value.
13671 (UNSPEC_VSX_SCMPEXPDP): New value.
13672 (UNSPEC_VSX_STSTDC): New value.
13673 (UNSPEC_VSX_VXEXP): New value.
13674 (UNSPEC_VSX_VXSIG): New value.
13675 (UNSPEC_VSX_VIEXP): New value.
13676 (UNSPEC_VSX_VTSTDC): New value.
13677 (xsxexpdp): New insn for scalar extract exponent.
13678 (xsxsigdp): New insn for scalar extract significand.
13679 (xsiexpdp): New insn for scalar insert exponent.
13680 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
13681 (*xscmpexpdp): New insn for scalar compare exponents.
13682 (xststdc<Fvsx): New expansion for both single- and
13683 double-precision scalar test data class operations.
13684 (xststdcneg<Fvsx>): New expansion for both single- and
13685 double-precision scalar test for negative value operations.
13686 (*xststdc<Fvsx>): New insn for scalar test data class
13688 (xvxexp<VSs>): New insn for single- and double-precision
13689 vector extract exponent operation.
13690 (xvxsig<VSs>): New insn for single- and double-precision
13691 vector extract significand operation.
13692 (xviexp<VSs>): New insn for single- and double-precision
13693 vector insert exponent operation.
13694 (xvtstdc<VSs>): New insn for single- and double-precision
13695 vector test data class operation.
13696 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13697 built-in functions to represent the Power9 binary floating-point
13698 support instructions.
13700 2016-08-10 bin cheng <bin.cheng@arm.com>
13702 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
13704 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
13705 Renlin Li <renlin.li@arm.com>
13706 Bin Cheng <bin.cheng@arm.com>
13708 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
13709 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
13710 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
13711 (aarch64_vcond_internal<mode><mode>): Delete pattern.
13712 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
13713 (vcond<v_cmp_result><mode>): Ditto.
13714 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
13715 (vcondu<mode><mode>): Ditto.
13716 (vcond<v_cmp_mixed><mode>): New pattern.
13717 (vcondu<mode><v_cmp_mixed>): New pattern.
13718 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
13719 of aarch64_vcond_internal.
13721 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
13722 Renlin Li <renlin.li@arm.com>
13723 Bin Cheng <bin.cheng@arm.com>
13725 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
13726 (vec_cmp<mode><v_cmp_result>): New pattern.
13727 (vec_cmpu<mode><mode>): New pattern.
13728 (vcond_mask_<mode><v_cmp_result>): New pattern.
13730 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
13732 PR tree-optimization/71734
13733 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
13734 REF_LOOP, invoke ref_indep_loop_p_1.
13735 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
13736 to ref_indep_loop_p.
13737 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
13738 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
13739 is inside LOOP, do not cache dpendence value for loops with
13741 (ref_indep_loop_p_2): Delete function.
13742 (can_sm_ref_p): Pass LOOP as additional argument to
13745 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
13748 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
13749 being an offsettable address.
13751 2016-08-10 Martin Liska <mliska@suse.cz>
13753 PR gcov-profile/58306
13754 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
13755 atomic variants of profile update functions.
13757 2016-08-10 Martin Liska <mliska@suse.cz>
13759 Cherry picked (and modified) from google-4_7 branch
13760 2012-12-26 Rong Xu <xur@google.com>
13761 * common.opt (fprofile-update): Add new flag.
13762 * coretypes.h: Define enum profile_update.
13763 * doc/invoke.texi: Document -fprofile-update.
13764 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
13765 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
13766 * tree-profile.c (gimple_init_edge_profiler): Generate
13767 also atomic profiler update.
13768 (gimple_gen_edge_profiler): Likewise.
13770 2016-08-10 David Malcolm <dmalcolm@redhat.com>
13772 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
13773 stack_usage_file to NULL after fclose calls.
13775 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13778 * reload.c (push_reload): Compute subreg_in_class for
13779 subregs of constants and plus expressions. Remove special
13780 handling of SYMBOL_REFs.
13782 2016-08-10 Alan Modra <amodra@gmail.com>
13785 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
13786 SImode for TARGET_E500_DOUBLE when given SImode.
13788 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
13790 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
13791 unused variable __O.
13793 2016-08-09 Martin Liska <mliska@suse.cz>
13795 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
13796 _gcov_reset to __gcov_reset.
13797 * doc/gcov-tool.texi: Fix typo.
13799 2016-08-09 Martin Liska <mliska@suse.cz>
13801 * value-prof.c (gimple_divmod_values_to_profile): Do not
13802 instrument MOD histogram if a value is not a SSA name.
13804 2016-08-09 Martin Liska <mliska@suse.cz>
13806 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
13809 2016-08-09 Renlin Li <renlin.li@arm.com>
13811 PR middle-end/64971
13812 * calls.c (prepare_call_address): Convert funexp to Pmode when
13814 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
13815 (sibcall_value): Likewise.
13817 2016-08-09 Marek Polacek <polacek@redhat.com>
13820 * cselib.c (cselib_expand_value_rtx_1): Add return.
13821 * gengtype.c (dbgprint_count_type_at): Likewise.
13822 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
13823 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
13825 2016-08-09 Martin Jambor <mjambor@suse.cz>
13828 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
13829 if instance is a MEM_REF.
13831 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
13834 * config/i386/i386.md (*movtf_internal): Use
13835 lra_in_progress || reload_completed instead of !can_create_pseudo_p
13836 in the insn constraint.
13837 (*movxf_internal): Ditto.
13838 (*movdf_internal): Ditto.
13839 (*movsf_internal): Ditto.
13841 2016-08-09 Bin Cheng <bin.cheng@arm.com>
13843 PR tree-optimization/72772
13844 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
13847 2016-08-09 Bin Cheng <bin.cheng@arm.com>
13849 PR tree-optimization/72772
13850 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
13852 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
13853 parameter STOP and update calls. Move expand_simple_operations
13854 function call from here...
13855 (simplify_using_initial_conditions): ...to here. Delete parameter
13857 (tree_simplify_using_condition): Delete parameter STOP.
13858 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
13859 simplify_using_initial_conditions.
13861 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
13864 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
13865 Use create_tmp_var_raw instead of create_tmp_var.
13867 2016-08-09 Richard Biener <rguenther@suse.de>
13869 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
13870 Treat same SSA names related.
13872 2016-08-09 Jakub Jelinek <jakub@redhat.com>
13874 PR tree-optimization/72824
13875 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
13876 real_zerop is not negative.
13878 2016-08-09 Richard Biener <rguenther@suse.de>
13880 PR tree-optimization/71802
13881 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
13882 all merge opportunities with the predecessor.
13884 2016-08-09 Richard Biener <rguenther@suse.de>
13887 * ipa-prop.c (ipa_modify_formal_parameters): Build
13888 parameter types with natural alignment also for the
13891 2016-08-08 Andi Kleen <ak@linux.intel.com>
13893 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
13895 2016-08-08 David Malcolm <dmalcolm@redhat.com>
13898 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
13899 do-nothing langhook.
13900 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
13901 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
13902 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
13903 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
13905 2016-08-08 David Malcolm <dmalcolm@redhat.com>
13908 * input.c: Ensure that HAVE_ICONV is defined.
13910 2016-08-08 Jakub Jelinek <jakub@redhat.com>
13912 PR middle-end/72781
13913 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
13914 private vars for lastprivate and for linear iterator.
13916 PR middle-end/68762
13917 * omp-simd-clone.c: Include varasm.h.
13918 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
13919 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
13920 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
13921 update function name.
13923 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
13925 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
13926 (avr_diagnose_devicespecs_error): Remove.
13927 (avr_devicespecs_file): Remove composing absolute path for specfile
13928 and its verbose info. Remove conditions to check specs-file,
13930 2016-08-08 Jakub Jelinek <jakub@redhat.com>
13932 PR rtl-optimization/72821
13933 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
13934 just return false for them.
13936 2016-08-08 Alan Modra <amodra@gmail.com>
13939 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
13940 toc refs created during reload. Update function comment.
13942 2016-08-08 Alan Modra <amodra@gmail.com>
13945 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
13946 alternatives. Put loads first, then stores, and reg/reg moves
13947 within same class later. Delete attr length.
13949 2016-08-08 Alan Modra <amodra@gmail.com>
13952 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
13953 (mem_operand_ds_form): New predicate.
13954 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
13955 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
13956 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
13957 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
13958 (extendsfdf2_fpr): Replace o constraint with wY.
13960 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
13962 * tree-ssa-threadbackward.c: Include tree-inline.h
13963 (profitable_jump_thread_path): Use estimate_num_insns to estimate
13964 size of copied block; for cold paths reduce duplication.
13965 (find_jump_threads_backwards): Remove redundant tests.
13966 (pass_thread_jumps::gate): Enable for -Os.
13968 2016-08-07 Jakub Jelinek <jakub@redhat.com>
13971 * stor-layout.c (layout_decl): Fix up formatting.
13972 (relayout_decl): Allow DECL to be FIELD_DECL.
13974 2016-08-07 Alan Modra <amodra@gmail.com>
13976 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
13978 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
13980 * data-streamer-in.c (streamer_read_wide_int): New.
13981 (streamer_read_widest_int): Renamed function.
13982 * data-streamer-out.c (streamer_write_wide_int): New
13983 (streamer_write_widest_int): Renamed function.
13984 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
13986 (input_cfg): Call renamed function.
13987 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
13989 (output_cfg): Call renamed function.
13990 * data-streamer.h: Add declarations.
13992 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13994 * tree-ssa-ccp.c (extend_mask): New param sgn.
13995 Remove ORing with wi::mask.
13996 (get_default_value): Adjust call to extend_mask to pass sign.
13997 (evaluate_stmt): Likewise.
13999 2016-08-06 Jakub Jelinek <jakub@redhat.com>
14001 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
14004 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14006 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
14007 transform if operand's type is pointer to function or method.
14009 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
14011 PR tree-optimization/18046
14012 * tree-ssa-threadedge.c: Include cfganal.h.
14013 (simplify_control_statement_condition): If simplifying a
14014 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
14015 with the dominating ASSERT_EXPR before handing it off to VRP.
14016 Mention that a CASE_LABEL_EXPR may be returned.
14017 (thread_around_empty_blocks): Adjust to handle
14018 simplify_control_statement_condition() returning a
14020 (thread_through_normal_block): Likewise.
14021 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
14022 a switch statement by trying to determine which case label
14025 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
14027 PR rtl-optimization/69847
14028 * lra-constraints.c (process_invariant_for_inheritance): Save
14029 pattern instead of src.
14030 (remove_inheritance_pseudos): Use the pattern. Add assert.
14032 2016-08-05 David Malcolm <dmalcolm@redhat.com>
14034 * input.c (string_concat::string_concat): New constructor.
14035 (string_concat_db::string_concat_db): New constructor.
14036 (string_concat_db::record_string_concatenation): New method.
14037 (string_concat_db::get_string_concatenation): New method.
14038 (string_concat_db::get_key_loc): New method.
14039 (class auto_cpp_string_vec): New class.
14040 (get_substring_ranges_for_loc): New function.
14041 (get_source_range_for_substring): New function.
14042 (get_num_source_ranges_for_substring): New function.
14043 (class selftest::lexer_test_options): New class.
14044 (struct selftest::lexer_test): New struct.
14045 (class selftest::ebcdic_execution_charset): New class.
14046 (selftest::ebcdic_execution_charset::s_singleton): New variable.
14047 (selftest::lexer_test::lexer_test): New constructor.
14048 (selftest::lexer_test::~lexer_test): New destructor.
14049 (selftest::lexer_test::get_token): New method.
14050 (selftest::assert_char_at_range): New function.
14051 (ASSERT_CHAR_AT_RANGE): New macro.
14052 (selftest::assert_num_substring_ranges): New function.
14053 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
14054 (selftest::assert_has_no_substring_ranges): New function.
14055 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
14056 (selftest::test_lexer_string_locations_simple): New function.
14057 (selftest::test_lexer_string_locations_ebcdic): New function.
14058 (selftest::test_lexer_string_locations_hex): New function.
14059 (selftest::test_lexer_string_locations_oct): New function.
14060 (selftest::test_lexer_string_locations_letter_escape_1): New function.
14061 (selftest::test_lexer_string_locations_letter_escape_2): New function.
14062 (selftest::test_lexer_string_locations_ucn4): New function.
14063 (selftest::test_lexer_string_locations_ucn8): New function.
14064 (selftest::uint32_from_big_endian): New function.
14065 (selftest::test_lexer_string_locations_wide_string): New function.
14066 (selftest::uint16_from_big_endian): New function.
14067 (selftest::test_lexer_string_locations_string16): New function.
14068 (selftest::test_lexer_string_locations_string32): New function.
14069 (selftest::test_lexer_string_locations_u8): New function.
14070 (selftest::test_lexer_string_locations_utf8_source): New function.
14071 (selftest::test_lexer_string_locations_concatenation_1): New
14073 (selftest::test_lexer_string_locations_concatenation_2): New
14075 (selftest::test_lexer_string_locations_concatenation_3): New
14077 (selftest::test_lexer_string_locations_macro): New function.
14078 (selftest::test_lexer_string_locations_stringified_macro_argument):
14080 (selftest::test_lexer_string_locations_non_string): New function.
14081 (selftest::test_lexer_string_locations_long_line): New function.
14082 (selftest::test_lexer_char_constants): New function.
14083 (selftest::input_c_tests): Call the new test functions once per
14084 case within the line_table test matrix.
14085 * input.h (struct string_concat): New struct.
14086 (struct location_hash): New struct.
14087 (class string_concat_db): New class.
14088 * substring-locations.h: New header.
14090 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
14092 PR tree-optimization/72810
14093 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
14094 the type of the case labels when truncating.
14096 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
14099 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
14100 (aarch64_fp16_ptr_type_node): Likewise.
14101 * config/aarch64/aarch64-simd-builtins.c
14102 (aarch64_fp16_ptr_type_node): Define.
14103 (aarch64_init_fp16_types): New, refactored out of...
14104 (aarch64_init_builtins): ...here, update to call
14105 aarch64_init_fp16_types.
14106 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
14108 (aapcs_vfp_sub_candidate): Likewise.
14110 2016-08-05 Martin Liska <mliska@suse.cz>
14111 Joshua Cranmer <Pidgeot18@gmail.com>
14113 * gcov.c (line_t::has_block): New function.
14114 (enum loop_type): New enum.
14115 (handle_cycle): New function.
14116 (unblock): Likewise.
14117 (circuit): Likewise.
14118 (get_cycles_count): Likewise.
14119 (accumulate_line_counts): Use new loop detection algorithm.
14121 2016-08-05 Martin Liska <mliska@suse.cz>
14123 * gcov.c (output_intermediate_file): Rename
14124 function_info::line_next to next_file_fn.
14125 (process_file): Likewise.
14126 (read_graph_file): Likewise.
14127 (accumulate_line_counts): Likewise.
14128 (output_lines): Likewise.
14130 2016-08-05 Richard Biener <rguenther@suse.de>
14132 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
14133 restriction on threading to a loop header.
14135 2016-08-05 Richard Biener <rguenther@suse.de>
14137 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
14138 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
14139 adjust loop info accordingly.
14141 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
14143 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
14144 before folding call to __builtin_constant_p with parameters to false.
14146 2016-08-05 Alan Modra <amodra@gmail.com>
14148 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
14149 code accidentally committed 2016-05-02 providing class when given
14152 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
14154 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
14155 the case label ranges that partially overlap with OP's value
14158 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
14161 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
14162 Cast builtin function result to __mmask16 instead of __mmask8.
14163 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
14164 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
14165 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
14167 2016-08-04 David Malcolm <dmalcolm@redhat.com>
14169 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
14170 (ASSERT_TRUE_AT): New macro.
14171 (ASSERT_FALSE): Reimplement in terms of...
14172 (ASSERT_FALSE_AT): New macro.
14173 (ASSERT_STREQ_AT): Fix typo in comment.
14175 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
14177 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
14178 labels are exhaustive, designate the label with the widest
14179 range to be the default label.
14181 2016-08-04 Andrew Pinski <apinski@cavium.com>
14183 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
14184 (thunderx_tunings): Use thunderx_vector_cost instead of
14185 generic_vector_cost.
14187 2016-08-04 Martin Liska <mliska@suse.cz>
14189 * gcov.c (main): Fix GNU coding style.
14190 (output_intermediate_file): Likewise.
14191 (process_file): Likewise.
14192 (generate_results): Likewise.
14193 (release_structures): Likewise.
14194 (create_file_names): Likewise.
14195 (find_source): Likewise.
14196 (read_graph_file): Likewise.
14197 (find_exception_blocks): Likewise.
14198 (canonicalize_name): Likewise.
14199 (make_gcov_file_name): Likewise.
14200 (mangle_name): Likewise.
14201 (accumulate_line_counts): Likewise.
14202 (output_branch_count): Likewise.
14203 (read_line): Likewise.
14205 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
14207 PR rtl-optimization/71779
14208 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
14209 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
14210 or if it was truncated.
14212 PR rtl-optimization/70903
14213 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
14215 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
14217 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
14218 accessing SSA_NAME_PTR_INFO.
14220 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
14223 * common/config/avr/avr-common.c (avr_option_optimization_table)
14224 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
14226 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
14229 * config/avr/avr.md: New pattern to work around do_store_flag
14230 generating shift instructions for bit extractions.
14232 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
14234 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
14236 (add_equivalence): Likewise.
14237 (get_value_range): Allocate value range with vrp_value_range_pool.
14238 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
14239 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
14241 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
14243 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
14244 the default for the rs6000 port.
14246 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
14248 PR middle-end/71876
14249 * calls.c (special_function_p): Remove special handling of
14250 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
14251 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
14252 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
14254 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
14256 PR middle-end/72778
14257 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
14258 Don't stop on regular insns.
14260 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
14262 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
14263 size to DImode boundary.
14264 (nvptx_propagate): Likewise.
14266 2016-08-03 Alan Modra <amodra@gmail.com>
14268 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
14269 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
14270 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
14271 from -mefficient-unaligned-vector. Note that this affects fp too.
14273 2016-08-03 Alan Modra <amodra@gmail.com>
14275 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
14278 2016-08-03 Alan Modra <amodra@gmail.com>
14280 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
14281 to a reg. Localize vars.
14283 2016-08-03 Alan Modra <amodra@gmail.com>
14285 * config/rs6000/rs6000.opt: Remove negatives from help strings
14288 2016-08-03 Alan Modra <amodra@gmail.com>
14290 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
14291 Delete duplicated code.
14293 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
14295 PR middle-end/72778
14296 * lra-spills.c (regno_in_use_p): New.
14297 (lra_final_code_change): Use it.
14299 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
14301 PR rtl-optimization/69847
14302 * lra-int.h (struct lra-reg): Use restore_rtx instead of
14304 (lra_rtx_hash): New.
14305 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
14307 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
14308 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
14309 * lra-spills.c (lra_final_code_change): Don't delete insn when the
14310 next insn is USE with the same reg as the current insn source.
14311 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
14313 (lra_constraints_init): Call initiate_invariants.
14314 (lra_constraints_finish): Call finish_invariants.
14315 (struct invariant, invariant_t, invariant_ptr_t): New.
14316 (const_invariant_ptr_t, invariants, invariants_pool): New.
14317 (invariant_table, invariant_hash, invariant_eq_p): New.
14318 (insert_invariant, initiate_invariants, finish_invariants): New.
14319 (clear_invariants, invalid_invariant_regs): New.
14320 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
14321 instead of restore_regno.
14322 (invariant_p, process_invariant_for_inheritance): New.
14323 (inherit_in_ebb): Implement invariant inheritance.
14324 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
14325 (remove_inheritance_pseudos): Implement undoing invariant
14327 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
14328 instead of restore_regno.
14329 * lra-assigns.c (regno_live_length): New.
14330 (reload_pseudo_compare_func): Use regno_live_length.
14331 (assign_by_spills): Use restore_rtx instead of restore_regno.
14332 (lra_assign): Ditto. Initiate regno_live_length.
14334 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
14336 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
14337 __builtin_aarch64_fmindf.
14339 2016-08-02 Bin Cheng <bin.cheng@arm.com>
14341 PR tree-optimization/34114
14342 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
14343 information for more control IVs.
14345 2016-08-02 Bin Cheng <bin.cheng@arm.com>
14347 PR tree-optimization/34114
14348 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
14349 PLUS_EXPR case. Handle SSA_NAME case.
14351 2016-08-02 Tamar Christina <tamar.christina@arm.com>
14353 * config/aarch64/aarch64-simd-builtins.def
14354 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
14355 (__builtin_aarch64_fmaxdf): Likewise.
14356 (__builtin_aarch64_smin_nandf): Likewise.
14357 (__builtin_aarch64_smax_nandf): Likewise.
14358 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
14359 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
14360 (<fmaxmin><mode>3): ...this.
14361 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
14362 (vminnm_f64): Likewise.
14363 (vmin_f64): Likewise.
14364 (vmax_f64): Likewise.
14365 * config/aarch64/iterators.md (FMAXMIN): Merge with...
14366 (FMAXMIN_UNS): ...this.
14367 (fmaxmin): Merged with
14368 (fmaxmin_op): ...this...
14369 (maxmin_uns_op): ...in to this.
14371 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
14373 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14374 Add support for vec_extract on vector float, vector int, vector
14375 short, and vector char vector types.
14376 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
14377 vector float, vector int, vector short, and vector char
14378 optimizations on 64-bit ISA 2.07 systems for both constant and
14379 variable element numbers.
14380 (rs6000_split_vec_extract_var): Likewise.
14381 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
14382 Altivec registers on ISA 2.07 and above.
14383 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
14384 which never was matched due to the split occuring before register
14385 allocation (and the code would not have worked on little endian
14386 systems if it did match). Allow extracts to go to the Altivec
14387 registers if ISA 2.07 (power8). Change from using "" around the
14388 C++ code to using {}'s.
14389 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
14390 vec_extracts when the vector is in memory.
14391 (vsx_extract_v4sf_var): New insn to optimize vector float
14392 vec_extracts when the element number is variable on 64-bit ISA
14394 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
14395 for 64-bit ISA 2.07 as well as ISA 3.0.
14396 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
14397 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
14398 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
14399 optimize vector int, vector short, and vector char vec_extracts
14400 when the vector is in memory.
14401 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
14402 optimize vector int, vector short, and vector char vec_extracts
14403 when the element number is variable.
14405 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
14408 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
14409 does not overlap with other symbol flags.
14411 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
14413 * config/aarch64/aarch64.h (aarch64_frame):
14414 Remove padding0 and hardfp_offset. Add locals_offset,
14415 initial_adjust, callee_adjust, callee_offset and final_adjust.
14416 * config/aarch64/aarch64.c (aarch64_layout_frame):
14417 Remove unused padding0 and hardfp_offset initializations.
14418 Choose frame layout and set frame variables accordingly.
14419 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
14420 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
14421 (aarch64_pop_regs): Likewise.
14422 (aarch64_expand_prologue): Remove all decision code, just emit
14423 prolog according to frame variables.
14424 (aarch64_expand_epilogue): Remove all decision code, just emit
14425 epilog according to frame variables.
14426 (aarch64_initial_elimination_offset): Use offset to local/arg area.
14428 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
14431 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
14432 fix_debug_reg_uses after changing source register mode to
14433 V1TImode if source register is undefined.
14435 2015-08-01 Alan Hayward <alan.hayward@arm.com>
14437 PR tree-optimization/71818
14438 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
14439 with non invariant evolutions
14441 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
14444 * config/avr/avr.md (length) [branch]: Correct insn length
14445 attribute for forward branches.
14447 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
14449 * doc/extend.texi (AVR Built-in Functions): Document
14450 __builtin_avr_nops.
14451 * config/avr/builtins.def (NOPS): New.
14452 * config/avr/avr.c (avr_expand_nops): New static function.
14453 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
14455 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14457 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
14458 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
14461 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
14463 * config/aarch64/aarch64.c (vulcan_tunings): Update
14464 vulcan L1 cache_line_size.
14466 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
14468 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
14469 function that takes a vector memory address, a hard register, an
14470 element number and a temporary base register, and recreates an
14471 address that points to the appropriate element within the vector.
14472 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
14473 (rs6000_split_vec_extract_var): Add support for the target of a
14474 vec_extract with variable element number being a scalar memory
14476 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
14478 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
14479 vsx_extract_<mode>_load insn with a new insn that optimizes
14480 storing either element to a memory location, using scratch
14481 registers to pick apart the vector and reconstruct the address.
14482 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
14483 (vsx_extract_<mode>_store): Rework alternatives to more correctly
14484 support Altivec registers. Add support for ISA 3.0 Altivec d-form
14486 (vsx_extract_<mode>_var): Add support for extracting a variable
14487 element number from memory.
14489 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
14491 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
14492 when testing for compares against constants of the form 0xabab.
14494 2016-07-29 Bin Cheng <bin.cheng@arm.com>
14496 PR tree-optimization/57558
14497 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
14499 (vect_loop_versioning): Support versioning with niter assumptions.
14500 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
14501 (vect_get_loop_niters): New parameter. Reimplement to support
14502 assumptions in loop niter info.
14503 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
14504 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
14505 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
14506 Support loop versioning for niters.
14507 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
14508 (vect_free_loop_info_assumptions): New function.
14509 (vectorize_loops): Free loop niter info for loops with flag
14510 LOOP_F_ASSUMPTIONS set if vectorization failed.
14511 * tree-vectorizer.h (struct _loop_vec_info): New field
14512 num_iters_assumptions.
14513 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
14514 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
14515 (LOOP_REQUIRES_VERSIONING): New macro.
14516 (vect_free_loop_info_assumptions): New decl.
14518 2016-07-29 Bin Cheng <bin.cheng@arm.com>
14520 * cfgloop.h (struct loop): New field constraints.
14521 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
14522 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
14524 * cfgloop.c (alloc_loop): Initialize new field.
14525 * cfgloopmanip.c (copy_loop_info): Copy constraints.
14526 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
14527 Adjust niter analysis wrto loop constraints.
14528 * doc/loop.texi (@node Number of iterations): Add description for loop
14531 2016-07-29 Marek Polacek <polacek@redhat.com>
14534 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
14535 (ix86_expand_round_builtin): Likewise.
14537 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
14538 Georg-Johann Lay <avr@gjlay.de>
14540 PR rtl-optimization/71976
14541 * combine.c (get_last_value): Return 0 if the argument for which
14542 the function is called has a wider mode than the recorded value.
14544 2016-07-29 Marek Polacek <polacek@redhat.com>
14547 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
14548 (altivec_expand_st_builtin): Likewise.
14550 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
14552 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
14553 introduced in r238381.
14555 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
14557 PR middle-end/68217
14558 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
14559 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
14561 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
14563 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
14565 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14566 Add support for vec_extract of vector double or vector long having
14567 a variable element number on 64-bit ISA 2.07 systems or newer.
14568 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
14570 (rs6000_split_vec_extract_var): New function to split a
14571 vec_extract built-in function with variable element number.
14572 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
14574 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
14575 (UNSPEC_VSX_EXTRACT): Likewise.
14576 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
14577 direct move instructions to be generated on 64-bit ISA 2.07
14578 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
14580 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
14581 arguments for vec_extract variable element.
14582 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
14583 vec_extract with variable element on V2DFmode and V2DImode
14585 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
14586 -mupper-regs-df requirement, since it isn't needed.
14587 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
14588 do direct moves on 64-bit systems, which allows optimization of
14589 vec_extract on 64-bit ISA 2.07 systems and newer.
14591 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
14592 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
14594 * config/aarch64/aarch64.md
14595 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
14596 statement and type.
14597 (<optab>qihi2_aarch64): Likewise, and split into two.
14598 (extendqihi2_aarch64): New.
14599 (zero_extendqihi2_aarch64): New.
14600 * config/aarch64/iterators.md (ldrxt): Remove.
14601 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
14604 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
14606 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
14608 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
14610 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
14611 (aarch64_push_reg): New function to push 1 or 2 registers.
14612 (aarch64_pop_reg): New function to pop 1 or 2 registers.
14613 (aarch64_expand_prologue): Use aarch64_push_regs.
14614 (aarch64_expand_epilogue): Use aarch64_pop_regs.
14616 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
14618 PR tree-optimization/71734
14619 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
14620 attribute instead of REF_LOOP and use it.
14621 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
14622 set it for Loops having non-zero safelen attribute.
14623 (ref_indep_loop_p): Pass zero as initial value for safelen.
14625 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
14627 PR middle-end/72657
14629 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
14630 call using chkp_gimple_call_builtin_p.
14631 (chkp_copy_bounds_for_assign): Likewise.
14633 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14635 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
14636 * config/arm/arm-protos.h (struct tune_params): Likewise.
14637 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
14638 (cortex_a9_sched_adjust_cost): Likewise.
14639 (fa726te_sched_adjust_cost): Likewise.
14640 (arm_adjust_cost): Likewise.
14641 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
14642 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
14643 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
14644 * config/i386/i386.c (ix86_adjust_cost): Likewise.
14645 * config/ia64/ia64.c: Likewise.
14646 * config/m68k/m68k.c: Likewise.
14647 * config/mep/mep.c (mep_adjust_cost): Likewise.
14648 * config/microblaze/microblaze.c (microblaze_adjust_cost):
14650 * config/mips/mips.c (mips_adjust_cost): Likewise.
14651 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
14653 * config/pa/pa.c (pa_adjust_cost): Likewise.
14654 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
14655 (rs6000_debug_adjust_cost): Likewise.
14656 * config/sh/sh.c (sh_adjust_cost): Likewise.
14657 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
14658 (hypersparc_adjust_cost): Likewise.
14659 (sparc_adjust_cost): Likewise.
14660 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
14661 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
14662 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
14664 * config/visium/visium.c (visium_adjust_cost): Likewise.
14665 * doc/tm.texi: Regenerate.
14666 * haifa-sched.c (dep_cost_1): Adjust.
14667 * target.def: Merge adjust_cost and adjust_cost_2.
14669 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14671 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
14673 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14675 * store-motion.c (struct st_expr): Make pattern_regs a vector.
14676 (extract_mentioned_regs): Append to a vector instead of
14677 returning a rtx_expr_list.
14678 (st_expr_entry): Adjust.
14679 (free_st_expr_entry): Likewise.
14680 (store_ops_ok): Likewise.
14681 (store_killed_in_insn): Likewise.
14682 (find_moveable_store): Likewise.
14684 2016-07-28 Martin Liska <mliska@suse.cz>
14686 PR gcov-profile/68025
14687 * tree-profile.c (tree_profiling): Respect
14688 no_profile_instrument_function attribute.
14689 * doc/extend.texi: Document no_profile_instrument_function
14692 2016-07-28 Martin Liska <mliska@suse.cz>
14694 PR rtl-optimization/70944
14695 * combine.c (make_compound_operation):
14696 Do not allow make_compound_operation for vector mode
14698 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
14700 PR middle-end/71994
14701 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
14702 before calling get_ops.
14704 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
14706 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
14707 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
14708 (BITS_PER_UNIT_LOG): Remove.
14709 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
14710 * expr.c (expand_assignment): Likewise.
14711 * stor-layout.c (initialize_sizetypes): Likewise.
14713 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
14715 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
14716 signature of rs6000_expand_vector_extract so that the element
14717 number is a RTX instead of a constant integer.
14718 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
14720 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
14721 (altivec_expand_vec_ext_builtin): Likewise.
14722 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
14723 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
14724 MFVSRLD instruction.
14726 2016-07-27 David Malcolm <dmalcolm@redhat.com>
14728 * input.c (get_pure_location): Move here from tree.c.
14729 (make_location): Likewise. Add header comment.
14730 (selftest::test_accessing_ordinary_linemaps): Verify
14731 pure_location_p, make_location, get_location_from_adhoc_loc and
14732 get_range_from_loc.
14733 * input.h (get_pure_location): Move declaration here from tree.h.
14734 (get_finish): Likewise for inline function.
14735 (make_location): Likewise for declaration.
14736 * tree.c (get_pure_location): Move to input.c.
14737 (make_location): Likewise.
14738 * tree.h (get_pure_location): Move declaration to tree.h.
14739 (get_finish): Likewise for inline function.
14740 (make_location): Likewise for declaration.
14742 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14744 PR middle-end/71078
14745 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
14747 2016-07-27 David Malcolm <dmalcolm@redhat.com>
14749 * system.h (STATIC_ASSERT): Use static_assert if building
14750 with C++11 onwards.
14752 2016-07-27 Richard Biener <rguenther@suse.de>
14754 PR tree-optimization/72517
14755 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
14756 Revert change to not compute read-read dependences.
14758 2016-07-27 Richard Biener <rguenther@suse.de>
14760 * predict.c (set_even_probabilities): Make nedges unsigned.
14762 2016-07-27 Martin Liska <mliska@suse.cz>
14764 * predict.c (set_even_probabilities): Handle unlikely edges.
14765 (combine_predictions_for_bb): Likewise.
14767 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
14770 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
14771 __float128 support when we don't have hardware support, so that
14772 the IEEE built-in functions like isgreater, first call __unordkf3
14773 to make sure neither operand is a NaN, and if both operands are
14774 ordered, do the normal comparison.
14776 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
14778 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
14780 (extract_code_and_val_from_cond_with_ops): Verify that name is
14781 either cond_op0 or cond_op1.
14783 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
14785 PR tree-optimization/18046
14786 * genmodes.c (emit_mode_size_inline): Emit an assert that
14787 verifies that mode is a valid array index.
14788 (emit_mode_nuinits_inline): Likewise.
14789 (emit_mode_inner_inline): Likewise.
14790 (emit_mode_unit_size_inline): Likewise.
14791 (emit_mode_unit_precision_inline): Likewise.
14792 * tree-vrp.c: Include params.h.
14793 (find_switch_asserts): Register edge assertions for the default
14794 label which correspond to the anti-ranges of each case label.
14795 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
14796 * doc/invoke.texi: Document it.
14798 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14800 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
14801 and unnecessary call to gimple_bb.
14803 2016-07-26 Richard Biener <rguenther@suse.de>
14805 PR rtl-optimization/71984
14806 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
14809 2016-07-26 Richard Biener <rguenther@suse.de>
14811 PR middle-end/72517
14812 * expmed.c (extract_bit_field_1): Constrain the vector mode
14813 with element size matching the extraction mode size when
14814 choosing a better vector mode to do the extraction from.
14816 2016-07-26 Richard Biener <rguenther@suse.de>
14817 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14819 PR middle-end/70920
14820 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
14823 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14825 * tree-ssa-structalias.c (struct scc_info): Change types of
14826 members to auto_sbitmap and auto_vec.
14827 (scc_info::scc_info): New constructor.
14828 (scc_info::~scc_info): New destructor.
14829 (init_scc_info): Remove.
14830 (free_scc_info): Remove.
14831 (find_indirect_cycles): Adjust.
14832 (perform_var_substitution): Likewise.
14833 (free_var_substitution_info): Likewise.
14835 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14837 * tree-outof-ssa.c (struct elim_graph): Change type of members
14838 to auto_vec and auto_sbitmap.
14839 (elim_graph::elim_graph): New constructor.
14840 (delete_elim_graph): Remove.
14841 (expand_phi_nodes): Adjust.
14843 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14845 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
14846 (new_elim_graph): Adjust.
14847 (clear_elim_graph): Likewise.
14848 (delete_elim_graph): Likewise.
14849 (elim_graph_size): Likewise.
14850 (elim_graph_add_node): Likewise.
14851 (elim_graph_add_edge): Likewise.
14852 (elim_graph_remove_succ_edge): Likewise.
14853 (eliminate_name): Likewise.
14854 (eliminate_build): Likewise.
14855 (elim_forward): Likewise.
14856 (elim_unvisited_predecessor): Likewise.
14857 (elim_backward): Likewise.
14858 (elim_create): Likewise.
14859 (eliminate_phi): Likewise.
14860 (expand_phi_nodes): Likewise.
14862 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14864 * bt-load.c (compute_out): Use auto_sbitmap class.
14865 (link_btr_uses): Likewise.
14866 * cfganal.c (mark_dfs_back_edges): Likewise.
14867 (post_order_compute): Likewise.
14868 (inverted_post_order_compute): Likewise.
14869 (pre_and_rev_post_order_compute_fn): Likewise.
14870 (single_pred_before_succ_order): Likewise.
14871 * cfgexpand.c (pass_expand::execute): Likewise.
14872 * cfgloop.c (verify_loop_structure): Likewise.
14873 * cfgloopmanip.c (fix_bb_placements): Likewise.
14874 (remove_path): Likewise.
14875 (update_dominators_in_loop): Likewise.
14876 * cfgrtl.c (break_superblocks): Likewise.
14877 * ddg.c (check_sccs): Likewise.
14878 (create_ddg_all_sccs): Likewise.
14879 * df-core.c (df_worklist_dataflow): Likewise.
14880 * dse.c (dse_step3): Likewise.
14881 * except.c (eh_region_outermost): Likewise.
14882 * function.c (thread_prologue_and_epilogue_insns): Likewise.
14883 * gcse.c (prune_expressions): Likewise.
14884 (prune_insertions_deletions): Likewise.
14885 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
14886 * graph.c (draw_cfg_nodes_no_loops): Likewise.
14887 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
14888 * lcm.c (compute_earliest): Likewise.
14889 (compute_farthest): Likewise.
14890 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
14891 (unroll_loop_runtime_iterations): Likewise.
14892 (unroll_loop_stupid): Likewise.
14893 * lower-subreg.c (decompose_multiword_subregs): Likewise.
14894 * lra-lives.c: Likewise.
14895 * lra.c (lra): Likewise.
14896 * modulo-sched.c (schedule_reg_moves): Likewise.
14897 (optimize_sc): Likewise.
14898 (get_sched_window): Likewise.
14899 (sms_schedule_by_order): Likewise.
14900 (check_nodes_order): Likewise.
14901 (order_nodes_of_sccs): Likewise.
14902 (order_nodes_in_scc): Likewise.
14903 * recog.c (split_all_insns): Likewise.
14904 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
14905 * reload1.c (reload): Likewise.
14906 * sched-rgn.c (haifa_find_rgns): Likewise.
14907 (split_edges): Likewise.
14908 (compute_trg_info): Likewise.
14909 * sel-sched.c (init_seqno): Likewise.
14910 * store-motion.c (remove_reachable_equiv_notes): Likewise.
14911 * tree-into-ssa.c (update_ssa): Likewise.
14912 * tree-ssa-live.c (live_worklist): Likewise.
14913 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
14914 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
14916 (try_peel_loop): Likewise.
14917 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
14919 * tree-ssa-pre.c (compute_antic): Likewise.
14920 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
14921 * tree-stdarg.c (reachable_at_most_once): Likewise.
14922 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
14923 * var-tracking.c (vt_find_locations): Likewise.
14925 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14927 * sbitmap.h (auto_sbitmap): New class.
14929 2016-07-26 Alan Modra <amodra@gmail.com>
14932 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
14935 2016-07-25 David Malcolm <dmalcolm@redhat.com>
14937 * input.c (selftest::temp_source_file::temp_source_file): Fix
14938 missing "%s" in fprintf.
14940 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
14942 PR middle-end/71732
14943 * cselib.c (cselib_process_insn): Invalidate argument slots for
14946 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14948 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
14949 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
14950 vmulxh_lane_f16, vmulxh_laneq_f16): New.
14952 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14954 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14955 * config/aarch64/aarch64.md (fma, fnma): Support HF.
14956 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
14958 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14960 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14961 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
14963 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
14964 (add<mode>3): Likewise.
14965 (sub<mode>3): Likewise.
14966 (mul<mode>3): Likewise.
14967 (div<mode>3): Likewise.
14968 (*div<mode>3): Likewise.
14969 (<fmaxmin><mode>3): Extend to HF.
14970 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
14971 (fabd<mode>3): Likewise.
14972 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
14973 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
14974 (aarch64_fmulx<mode>): Likewise.
14975 (aarch64_fac<optab><mode>): Likewise.
14976 (aarch64_frecps<mode>): Likewise.
14977 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
14978 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
14979 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
14980 (VSDQ_HSDI): Support HI.
14981 (fcvt_target, FCVT_TARGET): Likewise.
14982 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
14983 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
14984 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
14985 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
14986 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
14987 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
14988 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
14989 vrsqrtsh_f16): New.
14991 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14993 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
14994 * config/aarch64/aarch64-builtins.c (hi_UP): New.
14995 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14996 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
14998 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
14999 (aarch64_cm<optab><mode>): Likewise.
15000 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
15001 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
15002 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
15003 (sqrt<mode>2): Likewise.
15004 (*sqrt<mode>2): Likewise.
15005 (abs<mode>2): Likewise.
15006 (<optab><mode>hf2): New pattern for HF mode.
15007 (<optab>hihf2): Likewise.
15008 * config/aarch64/arm_neon.h: Include arm_fp16.h.
15009 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
15010 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
15012 * config/aarch64/arm_fp16.h: New file.
15013 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
15014 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
15015 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
15016 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
15017 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
15018 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
15019 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
15020 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
15021 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
15022 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
15023 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
15024 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
15027 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15029 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
15030 reduc_smin_scal_): Use VDQIF_F16.
15031 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
15032 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
15034 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
15035 * config/aarch64/iterators.md (VDQIF_F16): New.
15036 (vp): Support HF modes.
15037 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
15038 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
15040 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15042 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
15043 "*aarch64_mulx_elt_from_dup<mode>".
15044 (*aarch64_mul3_elt<mode>): Update schedule type.
15045 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
15046 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
15047 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
15048 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
15049 (f, fp): Support HF modes.
15050 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
15051 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
15052 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
15053 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
15054 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
15055 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
15057 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15059 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15060 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
15062 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
15065 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15067 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15068 * config/aarch64/aarch64-simd.md
15069 (aarch64_rsqrts<mode>): Extend to HF modes.
15070 (fabd<mode>3): Likewise.
15071 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
15072 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
15073 (aarch64_<maxmin_uns>p<mode>): Likewise.
15074 (<su><maxmin><mode>3): Likewise.
15075 (<maxmin_uns><mode>3): Likewise.
15076 (<fmaxmin><mode>3): Likewise.
15077 (aarch64_faddp<mode>): Likewise.
15078 (aarch64_fmulx<mode>): Likewise.
15079 (aarch64_frecps<mode>): Likewise.
15080 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
15081 (add<mode>3): Extend to HF modes.
15082 (sub<mode>3): Likewise.
15083 (mul<mode>3): Likewise.
15084 (div<mode>3): Likewise.
15085 (*div<mode>3): Likewise.
15086 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
15088 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
15089 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
15090 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
15091 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
15092 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
15093 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
15094 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
15095 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
15096 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
15097 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
15098 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
15099 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
15100 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
15101 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
15103 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15105 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
15106 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15107 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
15108 (neg<mode>2): Likewise.
15109 (abs<mode>2): Likewise.
15110 (<frint_pattern><mode>2): Likewise.
15111 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
15112 (<optab><VDQF:mode><fcvt_target>2): Likewise.
15113 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
15114 (ftrunc<VDQF:mode>2): Likewise.
15115 (<optab><fcvt_target><VDQF:mode>2): Likewise.
15116 (sqrt<mode>2): Likewise.
15117 (*sqrt<mode>2): Likewise.
15118 (aarch64_frecpe<mode>): Likewise.
15119 (aarch64_cm<optab><mode>): Likewise.
15120 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
15122 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
15123 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
15125 * config/aarch64/arm_neon.h (vdup_n_f16): New.
15126 (vdupq_n_f16): Likewise.
15127 (vld1_dup_f16): Use vdup_n_f16.
15128 (vld1q_dup_f16): Use vdupq_n_f16.
15129 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
15130 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
15131 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
15132 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
15133 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
15134 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
15135 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
15136 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
15137 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
15138 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
15139 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
15140 vsqrt_f16, vsqrtq_f16): New.
15142 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15144 * config/aarch64/aarch64-simd.md
15145 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
15146 (aarch64_ext<mode>): Likewise.
15147 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
15148 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
15149 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
15151 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
15153 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
15154 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
15155 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
15156 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
15157 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
15158 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
15159 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
15161 (vmov_n_f16): Reimplement using vdup_n_f16.
15162 (vmovq_n_f16): Reimplement using vdupq_n_f16..
15164 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15166 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
15167 "frame_related_p". Generate CFA annotation when it's necessary.
15168 (aarch64_expand_prologue): Use aarch64_add_constant.
15169 (aarch64_expand_epilogue): Likewise.
15170 (aarch64_output_mi_thunk): Pass "false" when calling
15171 aarch64_add_constant.
15173 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15175 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
15178 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15180 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
15181 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
15182 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
15183 (aarch64_build_constant): Delete.
15185 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
15188 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
15190 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
15191 flag_toplevel_reorder.
15193 2016-07-25 Richard Biener <rguenther@suse.de>
15195 * cgraph.c (cgraph_node::verify_node): Compare against builtin
15196 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
15197 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
15198 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
15199 (streamer_get_builtin_tree): Likewise.
15200 (streamer_write_builtin): Likewise.
15201 * lto-streamer.h (LTO_builtin_decl): Remove.
15202 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
15203 (lto_input_scc): Remove LTO_builtin_decl handling.
15204 (lto_input_tree_1): Liekwise.
15205 * lto-streamer-out.c (lto_output_tree_1): Remove special
15206 handling of builtins.
15207 (DFS::DFS): Likewise.
15208 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
15209 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
15211 (streamer_write_builtin): Remove.
15213 2016-07-25 Martin Liska <mliska@suse.cz>
15215 * lto-cgraph.c (input_symtab): Don't call get_working_sets
15216 if flag_auto_profile is set to true.
15218 2016-07-25 Martin Liska <mliska@suse.cz>
15220 PR gcov-profile/71868
15221 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
15222 have a function with multiple latches, count them all.
15224 2016-07-25 Martin Liska <mliska@suse.cz>
15226 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
15228 2016-07-25 Martin Liska <mliska@suse.cz>
15230 PR tree-optimization/71987
15231 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
15232 just for SSA_NAMEs. Fix GNU coding style.
15234 2016-07-25 Martin Liska <mliska@suse.cz>
15236 PR gcov-profile/64874
15237 * gcov-io.h: Update command about file format.
15238 * gcov-iov.c (main): Adapt the numbering scheme.
15240 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
15242 PR middle-end/66726
15243 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
15244 whose result is used in PHI.
15245 (final_range_test_p): Likewise.
15246 (maybe_optimize_range_tests): Likewise.
15248 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
15250 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15251 Reformat two multi-line strings.
15253 2016-07-22 Martin Sebor <msebor@redhat.com>
15255 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
15257 2016-07-22 Martin Sebor <msebor@redhat.com>
15260 * doc/extend.texi (Compound Literals): Correct and clarify.
15261 (Cast to Union): Same.
15263 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
15265 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
15266 comments to explain why certain error messages make mention of
15267 undocumented options.
15268 (rs6000_invalid_builtin): Change error messages to replace mention
15269 of undocumented options with mention of the -mcpu=power9 option
15270 that enables those undocumented options.
15271 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
15272 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
15273 definition of this macro to correct an existing error.
15274 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
15275 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
15276 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
15277 descriptions of built-in functions so that they depend on
15278 -mcpu=power9 instead of on the corresponding undocumented flags.
15279 * doc/invoke.texi (Option Summary): Remove all mention of newly
15280 undocumented flags.
15281 (IBM RS/6000 and PowerPC Options): Likewise.
15282 * doc/md.texi (Constraints for Particuliar Machines): Remove all
15283 mention of newly undocumented flags.
15285 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
15287 * ipa-cp.c (determine_versionability): Do not create constprop clones,
15288 when target_clones attribute is set.
15290 2016-07-22 Bin Cheng <bin.cheng@arm.com>
15292 * common.opt (funsafe-loop-optimizations): Mark ignore.
15293 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
15294 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
15296 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
15297 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
15299 2016-07-22 Bin Cheng <bin.cheng@arm.com>
15301 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
15303 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
15305 (number_of_iterations_exit): Warn missed loop optimization for
15306 possible infinite loops.
15308 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
15311 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
15312 when to emit a ".machine" pseudo-op.
15314 2016-07-22 Martin Liska <mliska@suse.cz>
15316 PR gcov-profile/69028
15317 PR gcov-profile/62047
15318 * coverage.c (coverage_compute_lineno_checksum): Do not
15319 calculate checksum for fns w/o xloc.file.
15320 (coverage_compute_profile_id): Likewise.
15322 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
15324 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
15325 (avr_secondary_reload): ...and implementation.
15326 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
15327 * config/avr/avr.md (reload_in<mode>): Remove insns.
15328 (adjust_len) [lpm]: Remove insn attribute value.
15329 * config/avr/predicates.md (flash_operand): Remove insn predicate.
15331 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
15333 PR middle-end/71876
15334 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
15336 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
15337 * calls.c (special_function_p): Remove the special handling of the
15338 "__builtin_" prefix.
15340 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
15342 PR middle-end/71876
15343 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
15344 if STMT may be an alloca call.
15345 (gimple_alloca_call_p, alloca_call_p): Return only true for the
15346 builtin alloca call.
15347 * calls.h (gimple_maybe_alloca_call_p): New function.
15348 * tree-inline.c (inline_forbidden_p_stmt): Use
15349 gimple_maybe_alloca_call_p here.
15351 2016-07-21 David Malcolm <dmalcolm@redhat.com>
15353 * spellcheck-tree.c (best_macro_match::best_macro_match):
15354 Explictly specify the template arguments when invoking the base
15355 class constructor, to help older C++ compilers.
15357 2016-07-21 Jakub Jelinek <jakub@redhat.com>
15360 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
15361 before builtin_decl_implicit.
15363 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
15365 * optabs.c (emit_condiitonal_move): Short circuit for identical
15368 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
15370 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
15371 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
15372 (noce_conversion_profitable_p): New.
15373 (noce_try_store_flag_constants): Use it.
15374 (noce_try_addcc): Likewise.
15375 (noce_try_store_flag_mask): Likewise.
15376 (noce_try_cmove): Likewise.
15377 (noce_try_cmove_arith): Likewise.
15378 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
15380 (noce_convert_multiple_sets): Move cost model to here, from...
15381 (bb_ok_for_noce_convert_multiple_sets) ...here.
15382 (noce_process_if_block): Update calls for above changes.
15383 (noce_find_if_block): Record new noce_if_info parameters.
15385 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
15387 * target.def (max_noce_ifcvt_seq_cost): New.
15388 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
15389 * doc/tm.texi: Regenerate.
15390 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
15391 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
15392 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
15393 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
15394 * doc/invoke.texi: Document new params.
15396 2016-07-21 Richard Biener <rguenther@suse.de>
15398 PR tree-optimization/71947
15399 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
15400 ranges have useful limit_vr information.
15402 2016-07-21 Richard Biener <rguenther@suse.de>
15404 * function-tests.c (build_trivial_generic_function): Set
15405 BLOCK_SUPERCONTEXT of DECL_INITIAL.
15406 * omp-low.c (create_omp_child_function): Likewise.
15407 (grid_expand_target_grid_body): Likewise.
15408 * cgraphunit.c (init_lowered_empty_function): Likewise.
15409 (cgraph_node::expand_thunk): Likewise.
15410 * tree-parloops.c (create_loop_fn): Likewise.
15411 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
15413 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15415 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
15418 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
15420 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
15421 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
15422 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
15423 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
15424 values for insn attribute.
15425 * config/avr/avr.c (avr_out_insert_notbit): New function.
15426 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
15427 ADJUST_LEN_INSV_NOTBIT_0/_7.
15428 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
15430 2016-07-21 Bin Cheng <bin.cheng@arm.com>
15432 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
15433 (chrec_convert_1, chrec_convert): Ditto.
15434 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
15435 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
15436 * tree-vrp.c (adjust_range_with_scev): Ditto.
15437 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
15438 (scev_var_range_cant_overflow): New function.
15439 (scev_probably_wraps_p): New parameter. Call above function.
15440 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
15442 2016-07-21 Bin Cheng <bin.cheng@arm.com>
15444 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
15445 by removing computation of may_be_zero.
15447 2016-07-21 Jakub Jelinek <jakub@redhat.com>
15449 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
15451 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
15453 Improving concepts performance and diagnostics.
15454 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
15455 for constraint satisfaction and subsumption.
15456 * timevar.h (auto_timevar): New constructor that matches the push/pop
15457 pattern of usage in pt.c.
15459 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
15461 * hwint.h (HOST_WIDE_INT_0): New define.
15462 (HOST_WIDE_INT_0U): Ditto.
15463 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
15464 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
15465 * simplify-rtx.c: Ditto.
15466 * tree-object-size.c: Ditto.
15468 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15470 * config/s390/s390.c (s390_encode_section_info): Remove mode size
15473 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
15475 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
15476 * combine.c: Use HOST_WIDE_INT_M1U instead of
15477 ~(unsigned HOST_WIDE_INT) 0.
15478 * double-int.h: Ditto.
15480 * dwarf2asm.c:Ditto.
15482 * genmodes.c: Ditto.
15484 * read-rtl.c: Ditto.
15485 * tree-ssa-loop-ivopts.c: Ditto.
15486 * tree-ssa-loop-prefetch.c: Ditto.
15487 * tree-vect-generic.c: Ditto.
15488 * tree-vect-patterns.c: Ditto.
15491 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15493 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
15494 constant addresses outside [0,0xc0] into a register.
15495 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
15496 cases where the base address register is unused after.
15497 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
15498 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
15499 (avr_out_store_psi_reg_disp_tiny): Same.
15501 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15503 Implement attribute progmem on reduced Tiny cores by adding
15504 flash offset 0x4000 to respective symbols.
15507 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
15508 documentation how it works on reduced Tiny cores.
15509 (AVR Named Address Spaces): No support for reduced Tiny.
15510 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
15511 (avr_address_tiny_pm_p): New static function.
15512 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
15513 if the address is in progmem.
15514 (avr_assemble_integer): Same.
15515 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
15516 for symbol_ref in progmem.
15517 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
15518 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
15519 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
15521 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
15523 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
15524 * configure: Regenerate.
15525 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
15526 (USE_THIN_ARCHIVES): New variable.
15527 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
15528 this archive as a thin archive.
15530 2016-07-20 David Malcolm <dmalcolm@redhat.com>
15532 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
15533 same location as last time, don't skip if we have fix-it hints.
15534 Clarify the skipping logic by converting it from one "if" clause
15535 to repeated "if" clauses.
15536 * spellcheck-tree.c: Include "cpplib.h".
15537 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
15538 (best_macro_match::best_macro_match): New constructor.
15539 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
15540 Move here from c/c-decl.c.
15541 (class best_macro_match): Move here from c/c-decl.c, converting
15542 from a typedef to a subclass, gaining a ctor.
15544 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15546 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
15547 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
15549 (avr_addr_space_diagnose_usage): ...and implementation.
15550 (avr_addr_space_supported_p): New function.
15551 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
15552 report bad address space usage if that space is supported.
15553 (avr_insert_attributes): Same. No more complain about unsupported
15555 * config/avr/avr-c.c (tm_p.h): Include it.
15556 (avr_cpu_cpp_builtins): Only define addr-space related built-in
15557 macro if avr_addr_space_supported_p.
15559 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
15561 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
15562 flag_toplevel_reorder.
15564 2016-07-20 David Malcolm <dmalcolm@redhat.com>
15566 * gcc-rich-location.c
15567 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
15569 * gcc-rich-location.h
15570 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
15572 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15574 * target.def (addr_space): Add new diagnose_usage to hook vector.
15575 * targhooks.c (default_addr_space_diagnose_usage): Add default
15576 implementation and...
15577 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
15578 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
15579 is some address space, call targetm.addr_space.diagnose_usage.
15580 * doc/tm.texi.in (Named Address Spaces): Add anchor for
15581 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
15582 * doc/tm.texi: Regenerate.
15584 2016-07-20 Martin Liska <mliska@suse.cz>
15586 PR middle-end/71898
15587 * graphite-isl-ast-to-gimple.c (later_of_the_two):
15588 Properly handly PHI stmts.
15590 2016-07-20 Bin Cheng <bin.cheng@arm.com>
15592 PR tree-optimization/71503
15593 PR tree-optimization/71683
15594 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
15597 2016-07-20 Martin Liska <mliska@suse.cz>
15599 * doc/invoke.texi (-fipa-ra): Document when the option is
15600 disabled. Fix a typo.
15602 2016-07-20 Martin Liska <mliska@suse.cz>
15604 * Makefile.in: Include fibonacci_heap.c
15605 * fibonacci_heap.c: New file.
15606 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
15607 (fibonacci_heap::union_with): Fix deletion of the second heap.
15608 * selftest-run-tests.c (selftest::run_tests): Incorporate
15609 fibonacci heap tests.
15610 * selftest.h: Declare fibonacci_heap_c_tests.
15612 2016-07-20 Martin Liska <mliska@suse.cz>
15614 * selftest-run-tests.c (selftest::run_tests): New function.
15615 * selftest.h (sreal_c_tests): Declare.
15616 * sreal.c (sreal_verify_basics): New function.
15617 (verify_aritmetics): Likewise.
15618 (sreal_verify_arithmetics): Likewise.
15619 (verify_shifting): Likewise.
15620 (sreal_verify_shifting): Likewise.
15621 (void sreal_c_tests): Likewise.
15623 2016-07-19 Jakub Jelinek <jakub@redhat.com>
15625 PR rtl-optimization/71916
15626 * cfgrtl.c (contains_no_active_insn_p): Return false also for
15627 bb which have a single succ fake edge.
15629 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
15632 * dwarf2out.c (gen_subprogram_die): Only call
15633 gen_unspecified_parameters_die while dumping early dwarf.
15635 2016-07-19 Jakub Jelinek <jakub@redhat.com>
15637 PR middle-end/71874
15638 * gimple-fold.c (fold_builtin_memory_op): Use
15639 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
15641 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
15643 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
15644 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
15645 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
15646 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
15647 * combine.c: Ditto.
15650 * double-int.c: Ditto.
15652 * dwarf2out.c: Ditto.
15655 * fold-const.c: Ditto.
15656 * function.c: Ditto.
15658 * genmodes.c: Ditto.
15662 * loop-doloop.c: Ditto.
15663 * loop-invariant.c: Ditto.
15664 * loop-iv.c: Ditto.
15669 * rtlanal.c: Ditto.
15670 * simplify-rtx.c: Ditto.
15671 * stor-layout.c: Ditto.
15673 * tree-ssa-loop-ivopts.c: Ditto.
15674 * tree-vect-generic.c: Ditto.
15675 * tree-vect-patterns.c: Ditto.
15680 * wide-int-print.cc: Ditto.
15681 * wide-int.cc: Ditto.
15682 * wide-int.h: Ditto.
15684 2016-07-19 David Malcolm <dmalcolm@redhat.com>
15686 * selftest.c (selftest::assert_streq): Handle NULL values of
15687 val_actual and val_expected.
15689 2016-07-19 Martin Jambor <mjambor@suse.cz>
15692 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
15693 rather than cgraph_create_node to get a call graph node.
15695 2016-07-19 Richard Biener <rguenther@suse.de>
15697 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
15698 handle all tcc_constant bases and valueize SSA names.
15699 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
15700 tcc_constant bases.
15702 2016-07-19 David Malcolm <dmalcolm@redhat.com>
15704 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
15705 the flags of the exit block and bb2, not just the entry block.
15707 2016-07-19 Richard Biener <rguenther@suse.de>
15709 PR tree-optimization/71901
15710 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
15711 align member, group stuff with the bitfield.
15712 (vn_ref_op_align_unit): New inline.
15713 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
15714 record element alignment and operand 3 unchanged.
15715 (ao_ref_init_from_vn_reference): Adjust.
15716 (valueize_refs_1): Likewise.
15717 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
15719 2016-07-19 Richard Biener <rguenther@suse.de>
15721 PR tree-optimization/71908
15722 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
15723 symbolic constants in a more reliable way.
15725 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
15727 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
15729 (vect_update_inits_of_drs): Likewise.
15730 (vect_create_cond_for_alias_checks): Likewise.
15731 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
15733 2016-07-19 Richard Biener <rguenther@suse.de>
15736 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
15737 with an abstract origin that is not an inlined function outer
15738 scope add a self-reference as abstract origin.
15739 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
15741 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
15744 * config/rs6000/rs6000.c (rs6000_function_value): Fix
15745 unintentional System V.4 structure return breakage for structures
15746 with a single floating point element.
15748 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
15750 PR tree-optimization/71734
15751 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
15752 contains REF, use it to check safelen, assume that safelen value
15753 must be greater 1, fix style.
15754 (ref_indep_loop_p_2): Add REF_LOOP argument.
15755 (ref_indep_loop_p): Pass LOOP as additional argument to
15756 ref_indep_loop_p_2.
15758 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
15760 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
15761 allocation in the prologue.
15762 * explow.c (get_dynamic_stack_base): New function to return an address
15763 expression for the dynamic stack base.
15764 (get_dynamic_stack_size): New function to do the required dynamic stack
15765 space size calculations.
15766 (allocate_dynamic_stack_space): Use new functions.
15767 (align_dynamic_address): Move some code from
15768 allocate_dynamic_stack_space to new function.
15769 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
15771 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15773 * config/s390/s390.c (s390_encode_section_info): Always set
15774 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
15777 2016-07-18 Richard Biener <rguenther@suse.de>
15779 PR tree-optimization/71893
15780 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
15781 for sizetype cast added by array_ref_element_size.
15782 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
15784 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
15786 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
15787 register parameters. Remove code to initialize argument pointer
15788 on TARGET_64BIT. Optimize call to _mcount when it can be reached
15789 using a pc-relative branch. Cleanup conditional code.
15790 * config/pa/pa.md (call_mcount): New expander.
15791 (call_mcount_nonpic): New insn.
15792 (call_mcount_pic): New insn and split.
15793 (call_mcount_pic_post_reload): New insn.
15794 (call_mcount_64bit): New insn and split.
15795 (call_mcount_64bit_post_reload): New insn.
15797 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
15799 * config/avr/predicates.md (const_m255_to_m1_operand): New.
15800 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
15801 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
15802 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
15803 (*usum_widenqihi3, *udiff_widenqihi3)
15804 (*addhi3_zero_extend.const): New combiner insns.
15805 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
15806 just 1 bit is affected.
15807 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
15808 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
15810 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
15812 * omp-low.c (lower_omp_target): Mark data clauses with
15813 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
15814 zero-length subarrays.
15816 2016-07-15 Richard Biener <rguenther@suse.de>
15818 PR tree-optimization/71881
15819 * tree-loop-distribution.c (destroy_loop): Remove blocks in
15820 reverse DOM order to make debug temp generation happy.
15822 2016-07-15 Richard Biener <rguenther@suse.de>
15824 PR tree-optimization/71887
15825 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
15826 verify it is not zero for division / modulo handling.
15827 (value_replacement): Adjust.
15829 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
15830 Julian Brown <julian@codesourcery.com>
15832 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
15833 * config/aarch64/aarch64-cost-tables.h
15834 (vulcan_extra_costs): New variable.
15835 * config/aarch64/aarch64.c
15836 (vulcan_addrcost_table): Likewise.
15837 (vulcan_regmove_cost): Likewise.
15838 (vulcan_vector_cost): Likewise.
15839 (vulcan_branch_cost): Likewise.
15840 (vulcan_tunings): Likewise.
15842 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
15844 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
15845 (output_in_order): Loop over undefined variables too. Output them
15846 via assemble_undefined_decl. Skip variables that correspond to hard
15847 registers or have value-exprs.
15848 * varpool.c (symbol_table::output_variables): Handle undefined
15849 variables together with defined ones.
15851 2016-07-15 Richard Biener <rguenther@suse.de>
15853 * tree-ssa-pre.c (get_representative_for): Make sure to return
15854 the value number of SSA names.
15855 (phi_translate_1): get_representative_for cannot return NULL.
15856 (do_pre_regular_insertion): Remove redundant call to
15857 fully_constant_expression.
15858 (do_pre_partial_partial_insertion): Likewise.
15860 2016-07-15 Bin Cheng <bin.cheng@arm.com>
15862 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
15863 (derive_simple_iv_with_niters): New function.
15864 (simple_iv): Rewrite using simple_iv_with_niters.
15865 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
15866 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
15868 (number_of_iterations_exit): Rewrite using above function.
15869 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
15872 2016-07-15 Richard Biener <rguenther@suse.de>
15874 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
15875 vec_construct cost.
15877 2016-07-14 Jakub Jelinek <jakub@redhat.com>
15879 PR tree-optimization/71872
15880 * tree-data-ref.c (get_references_in_stmt): Ignore references
15881 with is_gimple_constant get_base_address.
15883 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
15885 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
15886 (TARGET_HAVE_LDACQD): New macro.
15887 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
15888 than TARGET_HAVE_LDACQ.
15889 (arm_load_acquire_exclusivedi): Likewise.
15890 (arm_store_release_exclusivedi): Likewise.
15892 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
15894 PR rtl-optimization/71878
15895 * lra-constraints.c (match_reload): Pass information about other
15896 output operands. Create new unique register value if matching input
15897 operand shares same register value as output operand being considered.
15898 (curr_insn_transform): Record output operands already processed.
15900 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15903 PR tree-optimization/70923
15904 * tree-vect-patterns.c: Include mult-synthesis.h.
15905 (target_supports_mult_synth_alg): New function.
15906 (synth_lshift_by_additions): Likewise.
15907 (apply_binop_and_append_stmt): Likewise.
15908 (vect_synth_mult_by_constant): Likewise.
15909 (target_has_vecop_for_code): Likewise.
15910 (vect_recog_mult_pattern): Use above functions to synthesize vector
15911 multiplication by integer constants.
15913 2016-07-14 Alan Modra <amodra@gmail.com>
15915 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
15916 gpr alternatives. Correct '*' placement on Y,r alternative.
15917 Add '*' on operand 1 of r,r alternative.
15919 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15921 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
15922 * expmed.h: ... Here.
15924 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
15926 * gimple.h (stmt_can_terminate_bb_p): New function.
15927 * tree-cfg.c (need_fake_edge_p): Rename to ...
15928 (stmt_can_terminate_bb_p): ... this; return true if stmt can
15929 throw external; handle const and pure calls.
15930 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
15932 2016-07-14 Richard Biener <rguenther@suse.de>
15934 PR tree-optimization/71866
15935 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
15936 (do_hoist_insertion): Avoid endless recursion when we
15937 didn't insert anything because we managed to simplify
15938 things down to a constant or SSA name.
15939 (fully_constant_expression): Re-write in terms of ...
15940 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
15941 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
15942 vn_nary_build_or_lookup_1.
15943 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
15944 (vn_nary_build_or_lookup): ... this which now wraps it.
15946 2016-07-14 Alan Modra <amodra@gmail.com>
15949 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
15950 with p9_vector override before power9-dform override.
15952 2016-07-13 Andi Kleen <ak@linux.intel.com>
15954 * value-prof.c (gimple_value_profile_transformations): Don't run
15955 when auto_profile is on.
15957 2016-07-13 Andi Kleen <ak@linux.intel.com>
15959 * auto-profile.c (update_inlined_ind_target,
15960 afdo_indirect_call): Print information to dump file.
15962 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
15964 * genrecog.c (special_predicate_operand_p): New function.
15965 (predicate_name): Move function.
15966 (validate_pattern): Don't warn about missing mode for all
15967 define_special_predicate predicates.
15969 2016-07-13 Bin Cheng <bin.cheng@arm.com>
15971 * tree-vect-data-refs.c (vect_no_alias_p): New function.
15972 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
15973 resolve alias checks which are known at compilation time.
15974 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
15975 alias checks are resolved. Move dump info for too many runtime
15976 alias checks to here...
15977 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
15979 2016-07-13 Richard Biener <rguenther@suse.de>
15981 PR tree-optimization/24574
15982 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
15983 position and add shift, rotate, divison and modulo support
15985 (value_replacement): Pass in argument position to absorbing_element_p.
15987 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
15990 * ipa-inline-transform.c (inline_call): Support
15991 instrumented thunks.
15993 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
15995 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
15996 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
15998 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
15999 Baseline. Make initial alternative TARGET_32BIT only.
16000 (udivsi3): Likewise.
16001 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
16002 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
16005 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
16007 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
16008 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
16009 availability with TARGET_HAVE_MOVT.
16010 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
16011 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
16012 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
16014 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
16015 extra instruction if MOVW is available. Use a cost variable
16016 incremented by COSTS_N_INSNS (1) when the condition match rather than
16017 returning an arithmetic expression based on COSTS_N_INSNS. Make
16018 constant with bottom half word zero cost 2 instruction if MOVW is
16020 * config/arm/arm.md (define_attr "arch"): Add v8mb.
16021 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
16022 target is ARMv8-M Baseline.
16023 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
16024 (arm_movtas_ze): Likewise.
16025 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
16026 alternative for constants satisfying j constraint.
16027 (thumb1_movsi_insn): Likewise.
16028 (movsi splitter for K alternative): Tighten condition to not trigger
16029 if movt is available and j constraint is satisfied.
16030 (Pe immediate splitter): Likewise.
16031 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
16032 constant fitting in an halfword to use MOVW.
16033 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
16036 2016-07-13 Richard Biener <rguenther@suse.de>
16038 PR middle-end/71104
16039 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
16040 gimplifying the LHS. Make sure to gimplify a returning twice
16041 call LHS without using SSA names.
16043 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16045 * tree-data-ref.c (find_data_references_in_stmt): Remove
16046 unnecessary call to vec::release.
16047 (graphite_find_data_references_in_stmt): Likewise.
16048 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
16049 * tree-vect-stmts.c (vectorizable_condition): Likewise.
16051 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16053 * cfgexpand.c (expand_used_vars): Make the type of a local
16055 * genmatch.c (lower_for): Likewise.
16056 * haifa-sched.c (haifa_sched_init): Likewise.
16057 (add_to_speculative_block): Likewise.
16058 (create_check_block_twin): Likewise.
16059 * predict.c (handle_missing_profiles): Likewise.
16060 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
16061 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
16062 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
16064 (maybe_lower_iteration_bound): Likewise.
16065 * tree-ssa-sccvn.c (DFS): Likewise.
16066 * tree-stdarg.c (reachable_at_most_once): Likewise.
16067 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
16068 (vectorizable_store): Likewise.
16070 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16072 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
16073 (sccvn_dom_walker): make cond_stack an auto_vec.
16075 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16077 * ree.c (struct ext_state): Make type of members auto_vec.
16078 (find_and_remove_re): Adjust.
16080 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16082 * cfgexpand.c (struct stack_vars_data): Make type of fields
16084 (expand_used_vars): Adjust.
16086 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16088 * ipa.c (record_cdtor_fn): Adjust.
16089 (build_cdtor_fns): Likewise.
16090 (ipa_cdtor_merge): Make static_ctors and static_dtors local
16093 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16095 * genextract.c (struct accum_extract): Add constructor and make
16097 (gen_insn): Adjust.
16099 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16101 * tree.c (struct free_lang_data_d): Add constructor and change
16102 types of members to ones that automatically manage resources.
16103 (fld_worklist_push): Adjust.
16104 (find_decls_types): Likewise.
16105 (find_decls_types_in_eh_region): Likewise.
16106 (free_lang_data_in_cgraph): Stop manually creating and
16107 destroying members of free_lang_data_d.
16109 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
16111 PR rtl-optimization/68961
16112 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
16113 peephole variant. Use sse_reg_operand predicates.
16115 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
16117 * config/i386/predicates.md (x86_64_immediate_operand)
16118 <case CONST_INT>: Remove unneeded truncation to DImode.
16119 <case CONST>: Ditto.
16120 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
16122 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16125 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
16126 The xxperm and xxpermr instructions require that the 2nd input
16127 operand overlap with the output operand, and not the 1st.
16128 (altivec_vperm_v8hiv16qi): Likewise.
16129 (altivec_vperm_<mode>_uns_internal): Likewise.
16130 (altivec_vpermr_<mode>_internal): Likewise.
16131 (vperm_v8hiv4si): Likewise.
16132 (vperm_v16qiv8hi): Likewise.
16134 2016-07-12 Nathan Sidwell <nathan@acm.org>
16136 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
16137 when -mno-pic-data-is-text-relative is in effect, by default.
16138 * doc/invoke.texi (mpic-data-is-text-relative): Document new
16139 behavior and clarify.
16141 2016-07-12 Martin Liska <mliska@suse.cz>
16143 * params.def: Add avg-loop niter.
16144 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
16145 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
16146 * doc/invoke.texi: Document the new parameter.
16148 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16150 PR middle-end/71700
16151 * expr.c (store_constructor): Mask sign-extended bits when widening
16152 sub-word constructor element at the start of a word.
16154 2016-07-12 Martin Liska <mliska@suse.cz>
16156 * Makefile.in: Append rule for params-options.h.
16157 * params-options.h: New file.
16159 2016-07-12 Martin Liska <mliska@suse.cz>
16161 * ira-build.c (mark_loops_for_removal): Properly iterate
16164 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
16165 Richard Biener <rguenther@suse.de>
16167 PR tree-optimization/23286
16168 PR tree-optimization/70159
16169 * doc/invoke.texi: Document -fcode-hoisting.
16170 * common.opt (fcode-hoisting): New flag.
16171 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
16172 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
16173 (do_regular_insertion): Rename to ...
16174 (do_pre_regular_insertion): ... this and amend general comments
16175 on insertion strathegy.
16176 (do_partial_partial_insertion): Rename to ...
16177 (do_pre_partial_partial_insertion): ... this.
16178 (do_hoist_insertion): New function.
16179 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
16180 and call do_hoist_insertion properly.
16182 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
16183 (pass_pre::execute): Register hoist_insert stats.
16185 2016-07-12 Jakub Jelinek <jakub@redhat.com>
16187 PR middle-end/71716
16188 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
16189 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
16190 is different from mode's bitsize. Small cleanup.
16192 2016-07-12 Richard Biener <rguenther@suse.de>
16194 PR rtl-optimization/68961
16195 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
16196 to simplify to a non-constant.
16198 2016-07-11 Jakub Jelinek <jakub@redhat.com>
16200 PR middle-end/71758
16201 * omp-low.c (expand_omp_target): Gimplify device.
16203 PR tree-optimization/71823
16204 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
16205 to get vec_oprnds2 from op2.
16207 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
16209 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
16210 Hoist common subexpressions.
16211 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
16213 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
16216 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
16217 prevent generation of 'stxsiwx' on pre Power8 hardware.
16219 2016-07-11 David Malcolm <dmalcolm@redhat.com>
16221 * input.c: Include cpplib.h.
16222 (selftest::temp_source_file): New class.
16223 (selftest::temp_source_file::temp_source_file): New ctor.
16224 (selftest::temp_source_file::~temp_source_file): New dtor.
16225 (selftest::should_have_column_data_p): New function.
16226 (selftest::test_should_have_column_data_p): New function.
16227 (selftest::temp_line_table): New class.
16228 (selftest::temp_line_table::temp_line_table): New ctor.
16229 (selftest::temp_line_table::~temp_line_table): New dtor.
16230 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
16231 it to create a temp_line_table.
16232 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
16233 locations that are known to have column data.
16234 (selftest::line_table_case): New struct.
16235 (selftest::test_reading_source_line): Move tempfile handling
16236 to class temp_source_file.
16237 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
16238 (selftest::assert_token_loc_eq): New function.
16239 (ASSERT_TOKEN_LOC_EQ): New macro.
16240 (selftest::test_lexer): New function.
16241 (selftest::boundary_locations): New array.
16242 (selftest::input_c_tests): Call test_should_have_column_data_p.
16243 Loop over a test matrix of interesting values of location and
16244 default_range_bits, calling test_lexer on each case in the matrix.
16245 Move call to test_accessing_ordinary_linemaps into the matrix.
16246 * selftest.h (ASSERT_EQ): Reimplement in terms of...
16247 (ASSERT_EQ_AT): New macro.
16249 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
16252 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
16253 Don't convert TImode in debug insn.
16255 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
16257 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
16258 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
16259 (tree_type_common::lang_flag_7): New.
16260 (tree_type_common::spare): Reduce size.
16261 * tree.h (TYPE_ALIGN_OK): Remove.
16262 (TYPE_LANG_FLAG_7): New.
16263 (get_inner_reference): Adjust header.
16264 * print-tree.c (print_node): Adjust.
16265 * expr.c (get_inner_reference): Remove parameter keep_aligning.
16266 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
16267 calls to get_inner_reference.
16268 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
16269 handling of TYPE_ALIGN_OK.
16270 * builtins.c (get_object_alignment_2): Adjust call to
16271 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
16272 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
16274 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
16275 * cfgexpand.c (expand_debug_expr): Likewise.
16276 * dbxout.c (dbxout_expand_expr): Likewise.
16277 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
16278 loc_list_from_tree, fortran_common): Likewise.
16279 * fold-const.c (optimize_bit_field_compare,
16280 decode_field_reference, fold_unary_loc, fold_comparison,
16281 split_address_to_core_and_offset): Likewise.
16282 * gimple-laddress.c (execute): Likewise.
16283 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
16284 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
16285 * hsa-gen.c (gen_hsa_addr): Likewise.
16286 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
16287 * tsan.c (instrument_expr): Likewise.
16288 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
16289 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
16290 * tree-affine.c (tree_to_aff_combination,
16291 get_inner_reference_aff): Adjust calls to get_inner_reference.
16292 * tree-data-ref.c (split_constant_offset_1,
16293 dr_analyze_innermost): Likewise.
16294 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
16295 * tree-sra.c (ipa_sra_check_caller): Likewise.
16296 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
16297 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
16298 bswap_replace): Likewise.
16299 * tree-vect-data-refs.c (vect_check_gather,
16300 vect_analyze_data_refs): Likewise.
16301 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
16302 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
16305 2016-07-11 David Malcolm <dmalcolm@redhat.com>
16307 * Makefile.in (selftest-valgrind): New phony target.
16308 * function-tests.c (selftest::build_cfg): Delete pass instances
16309 created by the test.
16310 (selftest::convert_to_ssa): Likewise.
16311 (selftest::test_expansion_to_rtl): Likewise.
16312 * tree-cfg.c (selftest::test_linear_chain): Release dominator
16314 (selftest::test_diamond): Likewise.
16316 2016-07-11 Richard Biener <rguenther@suse.de>
16318 PR tree-optimization/71816
16319 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
16320 than replacing all of its operands.
16322 2016-07-11 Alan Modra <amodra@gmail.com>
16324 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
16325 (ctr<mode>): Add unspec.
16326 (ctr<mode>_internal*): Likewise.
16328 2016-07-08 James Bowman <james.bowman@ftdichip.com>
16330 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
16331 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
16333 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
16335 PR rtl-optimization/71621
16336 * lra-constraints.c (process_alt_operands): Check combination of
16337 reg class and mode.
16339 2016-07-08 Jason Merrill <jason@redhat.com>
16340 Richard Biener <rguenther@suse.de>
16342 P0145: Refining Expression Order for C++.
16343 * gimplify.c (initial_rhs_predicate_for): New.
16344 (gimplfy_modify_expr): Gimplify RHS before LHS.
16346 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16349 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16350 Allow standard error handling to take over when a wrong number
16351 of arguments is presented to __builtin_vec_ld () or
16352 __builtin_vec_st ().
16354 2016-07-08 Jiong Wang <jiong.wang@arm.com>
16356 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
16361 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
16362 __builtin_aarch64_fmaxv2sf.
16363 (vmaxnmq_f32): Likewise.
16364 (vmaxnmq_f64): Likewise.
16365 (vminnm_f32): Likewise.
16366 (vminnmq_f32): Likewise.
16367 (vminnmq_f64): Likewise.
16369 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
16372 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
16373 enable -mfloat128-hardware by default.
16374 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
16375 that IEEE 128-bit hardware support needs.
16376 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
16377 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
16378 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
16379 floating point requires.
16380 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
16381 -mfloat128 and -mfloat128-hardware changes.
16383 2016-07-08 Alan Hayward <alan.hayward@arm.com>
16385 PR tree-optimization/71667
16386 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
16388 2016-07-08 Martin Liska <mliska@suse.cz>
16390 PR middle-end/71606
16391 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
16392 folding produces SAVE_EXPRs, thus return false for the type.
16394 2016-07-07 Martin Liska <mliska@suse.cz>
16396 * file-find.c (remove_prefix): New function.
16397 * file-find.h (remove_prefix): Declare the function.
16398 * gcc-ar.c (main): Skip a folder of the wrapper if
16399 a wrapped binary would point to the same file.
16401 2016-07-07 Jan Hubicka <jh@suse.cz>
16403 * tree-scalar-evolution.c (iv_can_overflow_p): export.
16404 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
16405 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
16407 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
16410 * ipa-inline-analysis.c (compute_inline_parameters): Set
16411 local.can_change_signature to false for intrumentation
16414 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
16416 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
16417 with TARGET_HAVE_MOVT.
16418 (TARGET_HAVE_MOVT): Define.
16419 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
16420 availability with TARGET_HAVE_MOVT.
16421 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
16423 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
16425 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
16426 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
16427 * config/arm/constraints.md (define_constraint "j"): Use
16428 TARGET_HAVE_MOVT to check MOVT availability.
16430 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
16432 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
16434 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
16436 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
16437 (armv8-m.main): Likewise.
16438 (armv8-m.main+dsp): Likewise.
16439 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
16440 (FL_FOR_ARCH8M_MAIN): Likewise.
16441 * config/arm/arm-tables.opt: Regenerate.
16442 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
16443 armv8-m.main+dsp to BE8_LINK_SPEC.
16444 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
16445 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
16446 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
16447 Baseline and Mainline.
16448 (arm_option_override_internal): Also disable arm_restrict_it when
16449 !arm_arch_notm. Update comment for -munaligned-access to also cover
16451 (arm_file_start): Increase buffer size for printing architecture name.
16452 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
16453 and armv8-m.main+dsp.
16454 (mno-unaligned-access): Clarify that this is disabled by default for
16455 ARMv8-M Baseline architectures as well.
16457 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
16459 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
16460 decide whether to prevent some libgcc routines being included for some
16461 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
16462 link between this condition and the one in
16463 libgcc/config/arm/lib1func.S.
16465 2016-07-07 Richard Biener <rguenther@suse.de>
16467 * tree-ssa-pre.c: Include alias.h.
16468 (compute_avail): If we have multiple VN_REFERENCEs with the
16469 same hashtable entry adjust that to make it a valid replacement
16470 for all of them with respect to alignment and aliasing
16471 when doing insertion.
16472 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
16473 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
16475 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
16479 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
16480 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
16483 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16485 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
16486 (adjust_mems): Adjust.
16487 (adjust_insn): Likewise.
16488 (prepare_call_arguments): Likewise.
16490 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16492 * gcse.c (struct ls_expr): Make stores field a vector.
16493 (ldst_entry): Adjust.
16494 (free_ldst_entry): Likewise.
16495 (print_ldst_list): Likewise.
16496 (compute_ld_motion_mems): Likewise.
16497 (update_ld_motion_stores): Likewise.
16499 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16501 * gcse.c (struct ls_expr): Remove loads field.
16502 (ldst_entry): Adjust.
16503 (free_ldst_entry): Likewise.
16504 (print_ldst_list): Likewise.
16505 (compute_ld_motion_mems): Likewise.
16507 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16509 * store-motion.c (struct st_expr): Make antic_stores a vector.
16510 (st_expr_entry): Adjust.
16511 (free_st_expr_entry): Likewise.
16512 (print_store_motion_mems): Likewise.
16513 (find_moveable_store): Likewise.
16514 (compute_store_table): Likewise.
16515 (remove_reachable_equiv_notes): Likewise.
16516 (replace_store_insn): Likewise.
16517 (build_store_vectors): Likewise.
16519 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16521 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
16522 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
16524 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
16526 PR tree-optimization/71518
16527 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
16528 misalign also for outer loops with negative step.
16530 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
16532 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
16533 (cortex_a53_shift): Add mov_shift.
16534 (cortex_a53_shift_reg): Add new reservation for register shifts.
16535 (cortex_a53_alu): Remove bfm.
16536 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
16537 (cortex_a53_alu_extr): Add new reservation for EXTR.
16538 (bypasses): Improve bypass modelling.
16540 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
16543 * config/avr/avr.c (avr_asm_select_section): Strip off
16544 SECTION_DECLARED from flags when calling get_section.
16546 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16548 * tree-vectorizer.h (vect_memory_access_type): Add
16549 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
16550 * tree-vect-stmts.c (compare_step_with_zero): New function.
16551 (perm_mask_for_reverse): Move further up file.
16552 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
16554 (get_negative_load_store_type): New function.
16555 (get_load_store_type): Call it. Add an ncopies argument.
16556 (vectorizable_mask_load_store): Update call accordingly and
16557 remove tests for negative steps.
16558 (vectorizable_store, vectorizable_load): Likewise. Handle new
16559 memory_access_types.
16561 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16563 * tree-vectorizer.h (vect_memory_access_type): New enum.
16564 (_stmt_vec_info): Add a memory_access_type field.
16565 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
16566 (vect_model_store_cost): Take an access type instead of a boolean.
16567 (vect_model_load_cost): Likewise.
16568 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
16569 vect_model_store_cost and vect_model_load_cost.
16570 * tree-vect-stmts.c (vec_load_store_type): New enum.
16571 (vect_model_store_cost): Take an access type instead of a
16572 store_lanes_p boolean. Simplify tests.
16573 (vect_model_load_cost): Likewise, but for load_lanes_p.
16574 (get_group_load_store_type, get_load_store_type): New functions.
16575 (vectorizable_store): Use get_load_store_type. Record the access
16576 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
16577 (vectorizable_load): Likewise.
16578 (vectorizable_mask_load_store): Likewise. Replace is_store
16579 variable with vls_type.
16581 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16583 * tree-vectorizer.h (vect_grouped_load_supported): Add a
16584 single_element_p parameter.
16585 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
16586 Check the PR65518 case here rather than in vectorizable_load.
16587 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
16588 * tree-vect-stmts.c (vectorizable_load): Likewise.
16590 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16592 * tree-vectorizer.h (gather_scatter_info): New structure.
16593 (vect_check_gather_scatter): Return a bool rather than a decl.
16594 Replace return-by-pointer arguments with a single
16595 gather_scatter_info *.
16596 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
16597 (vect_analyze_data_refs): Update call accordingly.
16598 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
16599 (vectorizable_mask_load_store): Likewise. Also record the
16600 offset dt and vectype in the gather_scatter_info.
16601 (vectorizable_store): Likewise.
16602 (vectorizable_load): Likewise.
16604 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16606 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
16607 strided groups, use the cost of N scalar accesses instead
16608 of ncopies vector accesses.
16609 (vect_model_load_cost): Likewise.
16611 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16613 * tree-vect-stmts.c (vect_cost_group_size): Delete.
16614 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
16615 variable to indicate when once-per-group costs are being used.
16616 (vect_model_load_cost): Likewise. Fix comment and misindented code.
16618 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16620 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
16621 peeling-for-gaps condition.
16623 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16625 * config/s390/s390.c (s390_expand_vec_init): Force initializer
16626 element to register if it doesn't match general_operand.
16628 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
16629 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16631 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
16633 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
16634 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
16635 (SIGNBIT): New mode iterator.
16636 (Fsignbit): New mode attribute.
16637 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
16638 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
16639 when direct moves are available.
16640 (signbit<mode>2_dm): New define_insn_and_split).
16641 (signbit<mode>2_dm2): New define_insn.
16643 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16645 PR rtl-optimization/71594
16646 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
16647 into subregs of appropriate mode before trying to emit a conditional
16650 2016-07-05 Jan Hubicka <jh@suse.cz>
16652 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
16653 (simple_iv): Use it.
16655 2016-07-05 Jan Hubicka <jh@suse.cz>
16657 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
16659 2016-07-05 Jiong Wang <jiong.wang@arm.com>
16661 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
16664 2016-07-05 Jan Hubicka <jh@suse.cz>
16666 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
16669 2016-07-05 Richard Biener <rguenther@suse.de>
16671 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
16672 Handle empty else block.
16673 (is_feasible_trace): Likewise.
16674 (split_paths): Likewise.
16676 2016-07-05 Richard Biener <rguenther@suse.de>
16678 * tree-loop-distribution.c (distribute_loop): Fix issue with
16679 the cost model loop.
16681 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
16683 * config/arm/neon-testgen.ml: Delete.
16684 * config/arm/neon.ml: Delete.
16686 2016-07-04 Jakub Jelinek <jakub@redhat.com>
16689 * tree.c (attribute_value_equal): Use get_attribute_name instead of
16690 directly using TREE_PURPOSE.
16692 2016-07-04 Jiong Wang <jiong.wang@arm.com>
16694 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
16695 * config/aarch64/aarch64_neon.h: Likewise.
16696 * config/aarch64/arm_neon.h: Likewise.
16697 * config/aarch64/atomics.md: Likewise.
16698 * config/aarch64/aarch64-simd-builtins.def: Likewise.
16699 * doc/invoke.texi: Likewise.
16701 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
16703 * config/s390/s390.md: Add "z13" cpu_facility.
16704 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
16705 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
16706 condition" type instructions.
16708 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
16709 Jeff Law <law@redhat.com>
16711 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
16712 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
16714 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
16716 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
16717 permutation for TARGET_AVX512F.
16718 (ix86_expand_vec_one_operand_perm_avx512): New function.
16719 (expand_vec_perm_1): Invoke introduced function.
16720 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
16721 it may be not valid after vectorization.
16723 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16726 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
16727 typo in comment. Only force to memory if it is a weak
16728 external reference.
16730 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
16731 Jiong Wang <jiong.wang@arm.com>
16733 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
16734 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
16735 (AARCH64_FL_F16): New.
16736 (AARCH64_FL_FOR_ARCH8_2): New.
16737 (AARCH64_ISA_8_2): New.
16738 (AARCH64_ISA_F16): New.
16739 (TARGET_FP_F16INST): New.
16740 (TARGET_SIMD_F16INST): New.
16741 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
16742 ("fp"): Disabling "fp" also disables "fp16".
16743 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
16744 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
16745 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
16746 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
16748 2016-07-04 Jan Beulich <jbeulich@suse.com>
16750 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
16752 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
16755 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
16756 the insns, use an insn form that does not adjust the offset on
16757 little endian systems.
16759 2016-07-01 Jan Beulich <jbeulich@suse.com>
16761 * varasm.c (get_variable_section): Validate initializer in
16762 named .bss-like sections.
16764 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
16766 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
16767 Exchange the order of the second and third operands in the vpermr
16768 instruction tmeplate.
16770 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
16773 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
16774 Disallow TDmode values.
16776 2016-07-01 Alan Modra <amodra@gmail.com>
16778 PR rtl-optimization/71709
16779 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
16780 being set, not referenced.
16782 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
16784 PR tree-optimization/70729
16785 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
16786 of loop since it can be not valid after transformation.
16788 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16790 * config/arm/arm.c (thumb_reload_in_hi): Delete.
16791 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
16793 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
16795 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
16798 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
16801 * config/rs6000/constraints.md (wY constraint): New constraint to
16802 match the requirements for the LXSD and STXSD instructions.
16803 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
16804 predicate to match the requirements for the LXSD and STXSD
16806 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
16807 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
16808 to make sure that the bottom 2 bits of offset are 0, the address
16809 form is offsettable, and no updating is done in the address mode.
16810 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
16811 (movdi_internal32): Likewise
16812 (movdi_internal64): Likewise.
16814 2016-06-30 Jakub Jelinek <jakub@redhat.com>
16816 PR tree-optimization/71707
16817 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
16818 strinfo even for ADDR_EXPR ptr.
16820 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
16822 * config/rs6000/altivec.md (darn_32): Change the condition to
16823 TARGET_P9_MISC instead of TARGET_MODULO.
16824 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
16825 condition expression.
16826 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
16827 condition expression.
16828 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
16829 (DFP_TEST): New code iterator.
16830 (dfptstsfi_<code>_mode>): New define_expand.
16831 (*dfp_sgnfcnc_<mode>): New define_insn.
16832 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
16833 definition next to BU_P9_MISC_1 definition and change the MASK
16834 value to RS6000_BTM_P9_MISC.
16835 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
16836 (BU_P9_64BIT_MISC_0): Likewise.
16837 (BU_P9_DFP_MISC_0): New macro definition.
16838 (BU_P9_DFP_MISC_1): New macro definition.
16839 (BU_P9_DFP_MISC_2): New macro definition.
16840 (BU_P9_DFP_OVERLOAD_1): New macro definition.
16841 (BU_P9_DFP_OVERLOAD_2): New macro definition.
16842 (BU_P9_DFP_OVERLOAD_3): New macro definition.
16843 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
16844 (TSTSFI_LT_TD): Likewise.
16845 (TSTSFI_EQ_DD): Likewise.
16846 (TSTSFI_EQ_TD): Likewise.
16847 (TSTSFI_GT_DD): Likewise.
16848 (TSTSFI_GT_TD): Likewise.
16849 (TSTSFI_OV_DD): Likewise.
16850 (TSTSFI_OV_TD): Likewise.
16851 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
16852 (TSTSFI_LT_DD): Likewise.
16853 (TSTSFI_LT_TD): Likewise.
16854 (TSTSFI_EQ): Likewise.
16855 (TSTSFI_EQ_DD): Likewise.
16856 (TSTSFI_EQ_TD): Likewise.
16857 (TSTSFI_GT): Likewise.
16858 (TSTSFI_GT_DD): Likewise.
16859 (TSTSFI_GT_TD): Likewise.
16860 (TSTSFI_OV): Likewise.
16861 (TSTSFI_OV_DD): Likewise.
16862 (TSTSFI_OV_TD): Likewise.
16863 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16864 overloaded test significance functions.
16865 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
16866 OPTION_MASK_P9_MISC into the representation of this mask.
16867 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
16869 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
16870 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
16872 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
16873 argument is a 6-bit unsigned literal value if the icode argument
16874 represents a DFP test significance built-in call.
16875 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
16876 flag used independently and in combination with the
16877 RS6000_BTM_64BIT flag.
16878 (rs6000_opt_masks): Add entry for power9-misc command-line option.
16879 (rs6000_builtin_mask_names): Add entry for power9-misc
16880 command-line option.
16881 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
16882 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
16883 RS6000_BTM_P9_MISC macros.
16884 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
16885 option and change the description of the -mpower9-vector option to
16886 enable only vector instructions, removing its erroneously claimed
16887 support for scalar instructions.
16888 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
16889 the ISA 3.0 digital floating point test significance built-in
16892 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
16894 * config/aarch64/aarch64.c (cortexa35_tunings):
16895 Enable AES fusion. Use cortexa57_branch_cost.
16896 (cortexa53_tunings): Use cortexa57_branch_cost.
16897 (cortexa72_tunings): Use cortexa57_branch_cost.
16898 Use AUTOPREFETCHER_WEAK.
16899 (cortexa73_tunings): Use cortexa57_branch_cost.
16901 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16902 James Greenhalgh <james.greenhalgh@arm.com>
16904 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
16905 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
16906 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
16907 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
16908 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
16909 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
16910 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
16911 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
16912 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
16913 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
16914 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
16915 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
16916 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
16919 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
16920 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16922 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
16924 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
16926 2016-06-30 David Malcolm <dmalcolm@redhat.com>
16929 * gcc.c (driver::build_option_suggestions): Pass "option" to
16930 add_misspelling_candidates.
16931 * opts-common.c (add_misspelling_candidates): Add "option" param;
16932 use it to avoid adding negated forms for options marked with
16934 * opts.h (add_misspelling_candidates): Add "option" param.
16936 2016-06-30 Jakub Jelinek <jakub@redhat.com>
16938 PR middle-end/71693
16939 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
16940 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
16941 first when permuting bitwise operation with rotate. Cast
16942 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
16944 2016-06-29 David Malcolm <dmalcolm@redhat.com>
16946 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
16947 for misspelled param names.
16948 * params.c: Include spellcheck.h.
16949 (find_param_fuzzy): New function.
16950 * params.h (find_param_fuzzy): New prototype.
16951 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
16952 * spellcheck.h (struct edit_distance_traits<const char *>):
16955 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
16957 * config/rs6000/predicates.md (const_0_to_7_operand): New
16958 predicate, recognize 0..7.
16959 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
16960 support for doing extracts from V16QImode, V8HImode, V4SImode
16962 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
16963 vector extract support.
16964 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
16965 for ISA 3.0 vector extract.
16966 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
16967 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
16968 extracts of a constant element number from small integer vectors
16969 on 64-bit ISA 3.0 systems.
16970 (vsx_extract_<mode>_di): Likewise.
16971 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
16972 say when we can do ISA 3.0 vector extracts.
16973 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
16974 registers, using the stxsiwx instruction.
16976 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
16978 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
16979 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
16980 qdf24xx_regmove_cost, qdf24xx_tunings): New.
16981 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
16982 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
16983 * config/arm/arm.c (arm_qdf24xx_tune): New.
16985 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
16987 * config/aarch64/aarch64.c (cortexa53_tunings):
16988 Increase loop alignment to 8. Set function alignment to 16.
16989 (cortexa35_tunings): Likewise.
16990 (cortexa57_tunings): Increase loop alignment to 8.
16991 (cortexa72_tunings): Likewise.
16992 (cortexa73_tunings): Likewise.
16994 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
16996 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
16997 for arm_fp16_ok and arm_fp16_hw.
16998 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
16999 arm_fp16_alternative.
17001 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
17003 PR tree-optimization/71655
17004 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
17005 types when swapping operands.
17007 2016-06-29 Martin Liska <mliska@suse.cz>
17009 PR middle-end/71585
17010 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
17011 * ipa-inline-transform.c (inline_call): Remove unnecessary call
17012 of build_optimization_node.
17014 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
17016 PR tree-optimization/70729
17017 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
17018 independent in loops having positive safelen value.
17019 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
17020 it may be not valid after vectorization.
17022 2016-06-29 Jakub Jelinek <jakub@redhat.com>
17024 PR tree-optimization/71625
17025 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
17026 is sorted by ascending list->offset. If PTR is non-NULL and there is
17027 previous strinfo, call get_stridx_plus_constant.
17028 (get_stridx): Pass exp as second argument to get_addr_stridx.
17029 (addr_stridxptr): Add missing list = list->next, so that there can be
17030 more than one entries in the list. Bump limit from 16 to 32. Ensure
17031 the list is sorted by ascending list->offset.
17032 (get_stridx_plus_constant): Adjust so that it can be also called with
17033 ADDR_EXPR instead of SSA_NAME as PTR.
17034 (handle_char_store): Pass NULL_TREE as second argument to
17037 2016-06-29 Richard Biener <rguenther@suse.de>
17039 PR rtl-optimization/68961
17040 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
17042 2016-06-29 Richard Biener <rguenther@suse.de>
17044 PR middle-end/71002
17045 * alias.c (component_uses_parent_alias_set_from): Handle
17046 type punning through union accesses by using the union alias set.
17047 * gimple.c (gimple_get_alias_set): Remove union type punning case.
17049 2016-07-29 Richard Biener <rguenther@suse.de>
17051 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
17052 precision not matching mode precision.
17054 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
17056 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
17057 pa_output_arg_descriptor.
17058 (call_val_symref_64bit_post_reload): Likewise.
17059 (call_val_powf_64bit_post_reload): Likewise.
17060 (sibcall_internal_symref_64bit): Likewise.
17061 (sibcall_value_internal_symref_64bit): Likewise.
17063 2016-06-28 Jakub Jelinek <jakub@redhat.com>
17065 PR middle-end/71626
17066 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
17067 a constant, force its SUBREG_REG into memory or register instead
17070 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
17073 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
17074 * doc/invoke.texi (AVR Options): Document it.
17076 2016-06-28 Walter Lee <walt@tilera.com>
17078 * config/tilegx/linux.h: Do not include arch/icache.h
17079 (CLEAR_INSN_CACHE): Provide inlined definition directly.
17080 * config/tilepro/linux.h: Do not include arch/icache.h
17081 (CLEAR_INSN_CACHE): Provide inlined definition directly.
17083 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
17085 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
17086 for big-endian BIT_FIELD_REF.
17088 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
17090 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
17091 ('size' attribute): Add '128'.
17093 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
17094 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
17095 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
17096 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
17097 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
17098 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
17099 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
17100 *trunc<mode>df2_odd): Set size attribute to '128'.
17101 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
17102 * config/rs6000/power6.md (power6-fp): Include dfp type.
17103 * config/rs6000/power7.md (power7-fp): Likewise.
17104 * config/rs6000/power8.md (power8-fp): Likewise.
17105 * config/rs6000/power9.md: New file.
17106 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
17107 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
17108 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
17110 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
17111 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
17112 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
17113 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
17114 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
17115 dfp_dscri_<mode>): Change type attribute to dfp.
17116 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
17117 attribute to vecsimple.
17118 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
17119 and prefetch streams.
17120 (rs6000_option_override_internal): Remove temporary code setting
17121 tuning to power8. Don't set rs6000_sched_groups for power9.
17122 (last_scheduled_insn): Change to rtx_insn *.
17123 (divide_cnt, vec_load_pendulum): New variables.
17124 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
17125 (rs6000_issue_rate): Set issue rate for Power9.
17126 (is_power9_pairable_vec_type): New.
17127 (power9_sched_reorder2): New.
17128 (rs6000_sched_reorder2): Call new function for Power9 specific
17130 (insn_must_be_first_in_group): Remove Power9.
17131 (insn_must_be_last_in_group): Likewise.
17132 (force_new_group): Likewise.
17133 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
17134 Initialize divide_cnt/vec_load_pendulum.
17135 (_rs6000_sched_context, rs6000_init_sched_context,
17136 rs6000_set_sched_context): Handle context save/restore of new
17139 2016-06-28 Richard Biener <rguenther@suse.de>
17141 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
17142 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
17143 COMPONENT_REF operand.
17144 (nonoverlapping_component_refs_p): Likewise.
17145 * stor-layout.c (start_bitfield_representative): Mark
17146 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
17148 2016-06-28 Jakub Jelinek <jakub@redhat.com>
17150 * Makefile.in: Don't cat ../stage_current if it does not exist.
17152 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
17153 last argument is a bit-field.
17155 PR rtl-optimization/71673
17156 * internal-fn.c (expand_arith_overflow_result_store): Use
17157 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
17158 expand_simple_binop.
17160 PR middle-end/66867
17161 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
17162 expand_ifn_atomic_compare_exchange): New functions.
17163 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
17164 * tree.h (build_call_expr_internal_loc): Rename to ...
17165 (build_call_expr_internal_loc_array): ... this. Fix up type of
17167 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
17168 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
17169 ATOMIC_COMPARE_EXCHANGE result.
17170 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
17171 * gimple-fold.h (optimize_atomic_compare_exchange_p,
17172 fold_builtin_atomic_compare_exchange): New prototypes.
17173 * gimple-fold.c (optimize_atomic_compare_exchange_p,
17174 fold_builtin_atomic_compare_exchange): New functions..
17175 * tree-ssa.c (execute_update_addresses_taken): If
17176 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
17177 of call when finding addressable vars, and if such var becomes
17178 non-addressable, call fold_builtin_atomic_compare_exchange.
17180 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
17183 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
17184 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
17186 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
17188 * config/rs6000/rs6000.md ('type' attribute): Add
17189 veclogical,veccmpfx,vecexts,vecmove insn types.
17190 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
17191 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
17192 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
17193 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
17194 *nabs<mode>2_hw): Change type to vecmove.
17195 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
17196 *boolcc<mode>3_internal, *eqv<mode>3_internal,
17197 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
17198 *ieee_128bit_vsx_abs<mode>2_internal,
17199 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
17200 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
17201 *ieee128_mtvsrd_32bit): Change type to veclogical.
17202 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
17203 *movdi_internal32, *movdi_internal64): Update insn types.
17204 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
17205 vsx_extract_<mode>): Change type to veclogical.
17206 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
17207 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
17208 *vsx_sign_extend_si_v2di): Change type to vecexts.
17209 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
17210 type to veclogical.
17211 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
17212 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
17213 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
17214 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
17215 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
17216 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
17217 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
17218 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
17219 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
17220 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
17221 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
17222 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
17223 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
17224 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
17225 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
17226 (ppc7450-vecsimple): Add veclogical, vecmove.
17227 (ppc7450-veccmp): Add veccmpfx.
17228 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
17230 (ppc8540_vector_compare): Add veccmpfx.
17231 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
17232 * config/rs6000/cell.md (cell-fp): Add fpsimple.
17233 (cell-vecsimple): Add veclogical, vecmove.
17234 (cell-veccmp): Add veccmpfx.
17235 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
17236 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
17238 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
17239 * config/rs6000/power4.md (power4-fp): Add fpsimple.
17240 (power4-vecsimple): Add veclogical, vecmove.
17241 (power4-veccmp): Add veccmpfx.
17242 * config/rs6000/power5.md (power5-fp): Add fpsimple.
17243 * config/rs6000/power6.md (power6-fp): Add fpsimple.
17244 (power6-vecsimple): Add veclogical, vecmove.
17245 (power6-veccmp): Add veccmpfx.
17246 * config/rs6000/power7.md (power7-fp): Add fpsimple.
17247 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
17248 * config/rs6000/power8.md (power8-fp): Add fpsimple.
17249 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
17250 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
17251 * config/rs6000/titan.md (titan_fp): Add fpsimple.
17252 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
17254 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
17256 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
17259 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
17260 OPTION_MASK_P9_DFORM_VECTOR.
17261 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
17262 disable -mpower9-dform-vector when using reload.
17263 (quad_address_p): Remove 'gpr_p' argument and all associated code.
17264 New 'strict' argument. Update all callers. Add strict addressing
17266 (rs6000_legitimate_offset_address_p): Remove call to
17267 virtual_stack_registers_memory_p.
17268 (rs6000_legitimize_reload_address): Add quad address support.
17269 (rs6000_legitimate_address_p): Move call to quad_address_p above
17270 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
17271 to account for new strict usage.
17272 (rs6000_output_move_128bit): Adjust quad_address_p args to account
17273 for new strict usage.
17274 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
17276 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
17283 * config/i386/i386.c (ix86_spill_class): Disable condition to
17284 always return NO_REGS.
17286 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
17288 * predict.c: Include gimple-pretty-print.h
17289 (predicted_by_loop_heuristics_p): Check also
17290 PRED_LOOP_EXIT_WITH_RECURSION
17291 (predict_loops): Find self recursive calls and use special purpose
17292 predictors for them; dump log about decisions.
17293 (pass_profile::execute): Dump info about #of iterations.
17294 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
17295 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
17297 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
17299 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
17300 output_asm_insn calls and shorten long lines. Output .CALL
17301 argument descriptor using pa_output_arg_descriptor. Add various
17302 inline $$dyncall and other optimizations.
17303 (pa_attr_length_indirect_call): Adjust ordering and lengths.
17305 2016-06-25 Jakub Jelinek <jakub@redhat.com>
17307 PR tree-optimization/71643
17308 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
17311 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
17312 leak a bitmap if dep_bb is NULL.
17314 PR tree-optimization/71631
17315 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
17316 to rewrite_expr_tree even if negate_result, move new_lhs var
17317 declaration and initialization earlier, for powi_result set afterwards
17318 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
17319 if new_lhs != lhs, and don't shadow gsi var.
17321 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
17323 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
17324 Add in_loop parameter.
17325 (predict_loops): Add loop guard heuristics.
17326 * predict.def (PRED_LOOP_GUARD): New heuristics.
17328 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
17330 * predict.c: Include ipa-utils.h
17331 (tree_bb_level_prediction): Predict recursive calls.
17332 (tree_estimate_probability_bb): Skip inexpensive calls for call
17334 * predict.def (PRED_RECURSIVE_CALL): New.
17336 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17338 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
17339 (BU_FLOAT128_1): Likewise.
17341 (COPYSIGNQ): Likewise.
17342 (RS6000_BUILTIN_NANQ): Likewise.
17343 (RS6000_BUILTIN_NANSQ): Likewise.
17344 (RS6000_BUILTIN_INFQ): Likewise.
17345 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
17346 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
17347 (TARGET_FOLD_BUILTIN): New #define.
17348 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
17349 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
17350 (rs6000_fold_builtin): New target hook implementation, handling
17351 folding of 128-bit NaNs and infinities.
17352 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
17353 entries are filled in to avoid problems during bootstrap
17354 self-test; define builtins for 128-bit NaNs and infinities.
17355 (rs6000_opt_mask): Add entry for float128.
17356 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
17357 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
17358 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
17359 (const_str_type_node): New #define.
17360 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
17361 to a define_expand that dispatches to either copysign<mode>3_soft
17362 or copysign<mode>3_hard.
17363 (copysign<mode>3_hard): Rename from copysign<mode>3.
17364 (copysign<mode>3_soft): New define_insn.
17365 * doc/extend.texi: Document new builtins.
17367 2016-06-24 Jakub Jelinek <jakub@redhat.com>
17369 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
17370 PRIu64 instead of lu.
17372 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
17375 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
17376 copy the type name.
17378 2016-06-24 Jakub Jelinek <jakub@redhat.com>
17380 PR tree-optimization/71647
17381 * omp-low.c (lower_rec_input_clauses): Convert
17382 omp_clause_aligned_alignment (c) to size_type_node for the
17383 last argument of __builtin_assume_aligned.
17385 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
17387 * configure.ac (calling ___tls_get_addr via GOT): New
17388 assembler/linker check.
17389 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
17390 assembler and linker supports calling ___tls_get_addr via GOT.
17391 Otherise, defined to 0.
17392 * config.in: Regenerated.
17393 * configure: Likewise.
17394 * config/i386/constraints.md (Yb): New constraint.
17395 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
17396 (REG_CLASS_NAMES): Likewise.
17397 (REG_CLASS_CONTENTS): Likewise.
17398 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
17399 the b constraint with the Yb constraint. Call ___tls_get_addr
17400 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
17402 (*tls_local_dynamic_base_32_gnu): Likewise.
17403 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
17404 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
17405 (*tls_local_dynamic_base_64_<mode>): Likewise.
17407 2016-06-24 Martin Liska <mliska@suse.cz>
17409 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
17410 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
17412 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
17413 argument to true if the expected number of iterations is
17416 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
17418 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
17419 assemble for 32bit target.
17420 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
17421 and $ld_ix86_gld_32_opt to link for 32bit target.
17422 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
17423 * configure: Regenerate.
17425 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17427 * config/arm/arm.c (int_log2): Delete definition and prototype.
17428 (shift_op): Use exact_log2 instead of int_log2.
17429 (vfp3_const_double_for_fract_bits): Likewise.
17431 2016-06-24 Jakub Jelinek <jakub@redhat.com>
17433 * internal-fn.c (expand_arith_set_overflow): New function.
17434 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
17436 (expand_arith_overflow_result_store): Likewise. Handle precision
17437 smaller than mode precision.
17438 * tree-vrp.c (extract_range_basic): For imag part, handle
17439 properly signed 1-bit precision result.
17440 * doc/extend.texi (__builtin_add_overflow): Document that last
17441 argument can't be pointer to enumerated or boolean type.
17442 (__builtin_add_overflow_p): Document that last argument can't
17443 have enumerated or boolean type.
17445 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
17446 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17448 * config/rs6000/predicates.md (splat_input_operand): Rework.
17449 Don't allow constants, since the insns that use this predicate
17450 don't support constants. Constants are handled by other insns
17451 that are created via combine. During and after register
17452 allocation, only allow indexed or indirect addresses, and not
17453 general addresses. Only allow modes supported by the hardware.
17454 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
17455 comment. Move check for using VSPLTIS<x> to a common location,
17456 instead of doing it in two different places.
17458 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
17460 * config/i386/driver-i386.c (host_detect_local_cpu): Set
17461 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
17462 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
17463 signature_CENTAUR_ebx.
17465 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
17469 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
17470 (as_ix86_gas_32_opt): This.
17471 (ld_ix86_tls_ldm_opt): Renamed to ...
17472 (ld_ix86_gld_32_opt): This.
17473 (R_386_TLS_LDM reloc): Updated.
17474 (R_386_GOT32X reloc): New assembler/linker check.
17475 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
17476 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
17478 * config.in: Regenerated.
17479 * configure: Likewise.
17480 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
17481 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
17482 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
17483 if ix86_force_load_from_GOT_p returns true.
17484 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
17485 ix86_force_load_from_GOT_p returns true.
17486 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
17487 the external function address via the GOT slot.
17488 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
17489 HAVE_AS_IX86_GOT32X before returning false.
17490 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
17491 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
17493 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
17495 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
17497 2016-06-23 Andi Kleen <ak@linux.intel.com>
17499 * Makefile.in: Regenerate.
17500 * doc/install.texi: Document autoprofiledbootstrap.
17502 2016-06-23 Andi Kleen <ak@linux.intel.com>
17504 * config/i386/gcc-auto-profile: New file.
17506 2016-06-23 Martin Liska <mliska@suse.cz>
17508 PR middle-end/71619
17509 * predict.c (predict_loops): Revert the hunk that was removed
17512 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
17514 * config.gcc: Add support for arm*-*-phoenix* targets.
17515 * config/arm/t-phoenix: New.
17516 * config/phoenix.h: New.
17518 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
17519 H.J. Lu <hongjiu.lu@intel.com>
17522 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
17523 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
17524 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
17525 ix86_force_load_from_GOT_p returns true.
17526 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
17527 ix86_force_load_from_GOT_p returns true.
17528 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
17529 ix86_force_load_from_GOT_p returns true.
17530 (ix86_expand_move): Load the external function address via the
17531 GOT slot if ix86_force_load_from_GOT_p returns true.
17532 * config/i386/predicates.md (x86_64_immediate_operand): Return
17533 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
17534 (x86_64_zext_immediate_operand): Ditto.
17536 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
17538 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
17540 2016-06-22 David Malcolm <dmalcolm@redhat.com>
17543 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
17544 * diagnostic.c (pedwarn_at_rich_loc): New function.
17545 * spellcheck.h (best_match::best_match): Add a
17546 "best_distance_so_far" optional parameter.
17547 (best_match::set_best_so_far): New method.
17548 (best_match::get_best_distance): New accessor.
17549 (best_match::get_best_candidate_length): New accessor.
17551 2016-06-22 Nick Clifton <nickc@redhat.com>
17553 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
17554 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
17555 modes are accepted as well.
17556 (ucompare_loc_descriptor): Likewise.
17557 (minmax_loc_descriptor): Likewise.
17558 (clz_loc_descriptor): Likewise.
17559 (popcount_loc_descriptor): Likewise.
17560 (bswap_loc_descriptor): Likewise.
17561 (rotate_loc_descriptor): Likewise.
17562 (mem_loc_descriptor): Likewise.
17563 (loc_descriptor): Likewise.
17565 2016-06-22 David Malcolm <dmalcolm@redhat.com>
17567 * common.opt (fdiagnostics-parseable-fixits): New option.
17568 * diagnostic.c: Include "selftest.h".
17569 (print_escaped_string): New function.
17570 (print_parseable_fixits): New function.
17571 (diagnostic_report_diagnostic): Call print_parseable_fixits.
17572 (selftest::assert_print_escaped_string): New function.
17573 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
17574 (selftest::test_print_escaped_string): New function.
17575 (selftest::test_print_parseable_fixits_none): New function.
17576 (selftest::test_print_parseable_fixits_insert): New function.
17577 (selftest::test_print_parseable_fixits_remove): New function.
17578 (selftest::test_print_parseable_fixits_replace): New function.
17579 (selftest::diagnostic_c_tests): New function.
17580 * diagnostic.h (struct diagnostic_context): Add field
17581 "parseable_fixits_p".
17582 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
17583 -fdiagnostics-parseable-fixits.
17584 (-fdiagnostics-parseable-fixits): New option.
17585 * opts.c (common_handle_option): Handle
17586 -fdiagnostics-parseable-fixits.
17587 * selftest-run-tests.c (selftest::run_tests): Call
17588 selftest::diagnostic_c_tests.
17589 * selftest.h (selftest::diagnostic_c_tests): New prototype.
17591 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
17593 PR tree-optimization/71488
17594 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
17595 comparison of boolean vectors.
17596 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
17597 of boolean vectors using bitwise operations.
17599 2016-06-22 Andreas Schwab <schwab@suse.de>
17601 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
17602 Remove declaration.
17604 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
17606 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
17608 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
17610 * config/i386/i386.c (print_reg): Emit an error message on attempt to
17613 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17615 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
17616 * config/arm/arm-cores.def (cortex-a73): New entry.
17617 (cortex-a73.cortex-a35): Likewise.
17618 (cortex-a73.cortex-a53): Likewise.
17619 * config/arm/arm-tables.opt: Regenerate.
17620 * config/arm/arm-tune.md: Likewise.
17621 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
17622 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
17623 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
17624 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
17625 * doc/invoke.texi (ARM Options): Document cortex-a73,
17626 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
17628 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17630 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
17631 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
17632 (cortex-a73.cortex-a35): Likewise.
17633 (cortex-a73.cortex-a53): Likewise.
17634 * config/aarch64/aarch64-tune.md: Regenerate.
17635 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
17636 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
17639 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17641 * configure.ac (gcc_cv_as_compress_debug): Remove
17642 --compress-debug-sections as extra as switch.
17643 Handle gas --compress-debug-sections=type.
17644 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
17645 Handle gld --compress-debug-sections=type.
17646 * configure: Regenerate.
17648 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
17650 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
17652 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
17654 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
17655 (do_rewrite): likewise.
17657 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17659 * common/config/mep/mep-common.c: Remove.
17660 * config.gcc: Remove mep-* support.
17661 * config/mep/constraints.md: Remove.
17662 * config/mep/default.h: Remove.
17663 * config/mep/intrinsics.h: Remove.
17664 * config/mep/intrinsics.md: Remove.
17665 * config/mep/ivc2-template.h: Remove.
17666 * config/mep/mep-c5.cpu: Remove.
17667 * config/mep/mep-core.cpu: Remove.
17668 * config/mep/mep-default.cpu: Remove.
17669 * config/mep/mep-ext-cop.cpu: Remove.
17670 * config/mep/mep-intrin.h: Remove.
17671 * config/mep/mep-ivc2.cpu: Remove.
17672 * config/mep/mep-pragma.c: Remove.
17673 * config/mep/mep-protos.h: Remove.
17674 * config/mep/mep.c: Remove.
17675 * config/mep/mep.cpu: Remove.
17676 * config/mep/mep.h: Remove.
17677 * config/mep/mep.md: Remove.
17678 * config/mep/mep.opt: Remove.
17679 * config/mep/predicates.md: Remove.
17680 * config/mep/t-mep: Remove.
17681 * doc/install.texi: Remove mep-* documentation.
17682 * doc/md.texi: Likewise.
17684 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17686 * config.gcc: Remove support for avr-rtems.
17687 * config/avr/gen-avr-mmcu-specs.c: Likewise.
17688 * config/avr/rtems.h: Remove.
17689 * config/avr/t-rtems: Remove.
17691 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17693 * config.gcc: Remove m32r-rtems support.
17694 * config/m32r/rtems.h: Remove.
17696 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17698 * config.gcc: Remove h8300-rtems support.
17699 * config/h8300/rtems.h: Remove.
17700 * config/h8300/t-rtems: Remove.
17702 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17704 * config.gcc: Remove support for knetbsd.
17705 * configure.ac: Likewise.
17706 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
17707 * config/knetbsd-gnu.h: Remove.
17708 * configure: Regenerate.
17710 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17712 * config.gcc: Remove support for openbsd 2 and 3.
17713 * config/openbsd-oldgas.h: Remove.
17715 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17717 * config.gcc: Remove interix support.
17718 * config/i386/i386-interix.h: Remove.
17719 * config/i386/interix.opt: Remove.
17720 * config/i386/t-interix: Remove.
17721 * configure: Regenerate.
17722 * configure.ac: Remove interix support.
17723 * doc/install.texi: Remove interix documentation.
17725 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
17727 * config/rs6000/rs6000.h: Add conditional preprocessing directives
17728 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
17731 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
17733 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
17734 they are both PLACEHOLDER_EXPRs.
17736 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
17738 * stor-layout.c (layout_type): Move setting complex MODE to
17739 layout_type, instead of setting it ahead of time by the caller.
17740 * tree.c (build_complex_type): Likewise.
17742 2016-06-21 Martin Liska <mliska@suse.cz>
17744 * predict.c (force_edge_cold): Replace imposisble with
17747 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
17749 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
17750 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
17752 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
17754 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
17756 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
17757 Ilya Enkovich <ilya.enkovich@intel.com>
17760 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
17761 New member function to convert V1TImode register to SUBREG
17762 TImode in debug insn.
17763 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
17764 after changing register mode to V1TImode.
17766 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
17768 * config/aarch64/aarch64-cores.def (vulcan): New core.
17769 * config/aarch64/aarch64-tune.md: Regenerate.
17770 * doc/invoke.texi: Document vulcan as an available option.
17772 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
17774 * cse.c (canon_asm_operands): New function extracted from...
17775 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
17776 either standalone or member of a PARALLEL.
17778 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
17781 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
17782 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
17783 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
17785 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
17788 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
17789 constant addresses if can_create_pseudo_p.
17791 2016-06-21 Jakub Jelinek <jakub@redhat.com>
17793 PR tree-optimization/71588
17794 * tree-ssa-strlen.c (valid_builtin_call): New function.
17795 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
17798 2016-06-20 Jakub Jelinek <jakub@redhat.com>
17800 PR middle-end/71581
17801 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
17802 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
17803 for conversion of scalar user var to complex type and use the
17804 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
17807 PR rtl-optimization/71591
17808 * toplev.c (toplev::run_self_tests): If no_backend, complain and
17809 don't run any tests.
17811 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
17814 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
17815 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
17816 space for PIC with non-v32 and the common non-PIC "jump".
17818 2016-06-20 Jakub Jelinek <jakub@redhat.com>
17821 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
17822 returned values and add UN*/LTGT/*ORDERED cases with values matching
17823 D operand modifier on vcmp for AVX.
17825 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
17827 * config/aarch64/aarch64.opt
17828 (mpc-relative-literal-loads): Rename internal option name.
17829 * config/aarch64/aarch64.c
17830 (aarch64_nopcrelative_literal_loads): Rename to
17831 aarch64_pcrelative_literal_loads.
17832 (aarch64_expand_mov_immediate): Likewise.
17833 (aarch64_secondary_reload): Likewise.
17834 (aarch64_can_use_per_function_literal_pools_p): Likewise.
17835 (aarch64_override_options_after_change_1): Rename and simplify logic.
17836 (aarch64_classify_symbol): Merge large model checks into switch,
17837 remove pc-relative load check.
17839 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17841 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
17842 costs relative to the cost of a register move.
17844 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17846 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
17847 (vcvt_n_f64_u64): Likewise.
17848 (vcvt_n_s64_f64): Likewise.
17849 (vcvt_n_u64_f64): Likewise.
17850 (vcvt_f64_s64): Likewise.
17851 (vrecpe_f64): Likewise.
17852 (vcvt_f64_u64): Likewise.
17853 (vrecps_f64): Likewise.
17855 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17857 * config/aarch64/aarch64.md
17858 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
17860 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
17862 * config/aarch64/aarch64-builtins.c
17863 (aarch64_types_binop_uss_qualifiers): Delete.
17864 (TYPES_BINOP_USS): Likewise.
17865 (aarch64_types_binop_sus_qualifiers): Likewise.
17866 (TYPES_BINOP_SUS): Likewise.
17867 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
17868 (TYPES_FCVTIMM_SUS): Likewise.
17869 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
17871 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
17872 (fcvtzs): Use SHIFTIMM rather than BINOP.
17873 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
17875 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17877 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
17878 costs relative to the cost of a register move.
17880 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
17882 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
17883 Allow scalar/single vector modes to be tieable.
17885 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
17887 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
17889 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17891 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
17893 * tree.h (TYPE_ALIGN): Likewise.
17895 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
17898 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
17900 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
17902 * config/avr/avr.c (avr_print_operand): Fix "format not a string
17903 literal" build warnings.
17904 (avr_print_operand_address): Dito.
17906 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
17909 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
17910 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
17912 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
17914 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
17916 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
17919 * reload1.c (reload): Pass 0 to finish_spills when called because
17920 update_eliminables_and_spill returns true and remove did_spill.
17921 (finish_spills): Adjust comment and document GLOBAL parameter.
17923 2016-06-17 DJ Delorie <dj@redhat.com>
17926 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
17927 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
17928 (umulqihi3_virt): Likewise.
17929 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
17930 (umulqihi3_real): Likewise.
17932 2016-06-17 Martin Liska <mliska@suse.cz>
17934 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
17936 2016-06-17 Martin Liska <mliska@suse.cz>
17938 * predict.def: PRED_LOOP_EXIT from 92 to 85.
17940 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
17942 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
17944 (vaddq_f32): Likewise.
17945 (vmul_f32): Likewise.
17946 (vmulq_f32): Likewise.
17947 (vsub_f32): Likewise.
17948 (vsubq_f32): Likewise.
17950 2016-06-17 Bin Cheng <bin.cheng@arm.com>
17952 PR tree-optimization/71347
17953 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
17954 cost for all uses in group.
17956 2016-06-17 Bin Cheng <bin.cheng@arm.com>
17958 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
17959 insert gimple seq if it's not empty.
17961 2016-06-17 Bin Cheng <bin.cheng@arm.com>
17963 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
17965 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
17966 rather than OFFSET.
17967 (comp_dr_with_seg_len_pair): Ditto.
17968 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
17969 struct dr_with_seg_len_pair against DR_OFFSET.
17970 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
17971 DR_OFFSET directly.
17973 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
17975 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
17977 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
17979 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
17980 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
17981 (pa_output_millicode_call): Likewise.
17982 (pa_output_call): Likewise.
17983 (pa_output_indirect_call): Likewise.
17984 (pa_asm_output_mi_thunk): Likewise.
17986 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17988 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
17990 2016-06-16 Martin Liska <mliska@suse.cz>
17992 * predict.c (combine_predictions_for_insn): When we find a first
17993 match predictor, we should consider just predictors with
17994 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
17995 DS theory predictor.
17996 (combine_predictions_for_bb): Likewise.
17998 2016-06-16 Jakub Jelinek <jakub@redhat.com>
18000 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
18001 with base of reference to struct.
18003 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
18005 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
18007 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18010 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
18011 progmem_swtable_section.
18012 (progmem_swtable_section): Remove.
18013 (avr_asm_function_rodata_section): Remove.
18014 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
18015 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
18017 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
18019 * config/i386/driver-i386.c (host_detect_local_cpu): Set
18020 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
18021 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
18022 signature_CENTAUR_ebx.
18023 * config/i386/i386.c (ix86_option_override_internal): Add
18024 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
18025 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
18026 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
18028 2016-06-16 Martin Liska <mliska@suse.cz>
18030 * predict.def: Add fortran loop preheader predictor.
18031 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
18032 fold IFN_BUILTIN_EXPECT with a known constant argument.
18034 2016-06-16 Martin Liska <mliska@suse.cz>
18036 * predict.def: Add 'Fortran' to display text of all
18037 PRED_FORTRAN_* predictors.
18039 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
18042 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
18043 [IA64_BUILTIN_NANSQ]: Ditto.
18044 (ia64_fold_builtin): New function.
18045 (TARGET_FOLD_BUILTIN): New define.
18046 (ia64_init_builtins) Declare const_string_type node.
18047 Add __builtin_nanq and __builtin_nansq builtin functions.
18048 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
18050 2016-06-16 Nick Clifton <nickc@redhat.com>
18052 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
18053 MSP430_HWMULT_ prefix to enum values.
18054 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
18055 * config/msp430/msp430.c: Update use of enum values.
18056 * config/msp430/msp430.md: Likewise.
18057 * config/msp430/msp430.opt: Likewise.
18059 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
18061 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
18062 of comparsions in the last iteration.
18064 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
18065 Joern Rennecke <joern.rennecke@embecosm.com>
18067 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
18069 (arc_needs_pcl_p): Add GOTOFFPC.
18070 (arc_legitimate_pic_addr_p): Likewise.
18071 (arc_output_pic_addr_const): Likewise.
18072 (arc_legitimize_pic_address): Generate a pc-relative address using
18074 (arc_output_libcall): Use @pcl syntax.
18075 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
18076 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
18077 (*movsi_insn): Use @pcl syntax.
18078 (doloop_begin_i): Likewise.
18080 2016-06-16 Martin Liska <mliska@suse.cz>
18082 * predict.def: Define a new predictor.
18084 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
18086 * config/arc/arc.opt (mtp-regno): Update text.
18088 2016-06-16 Renlin Li <renlin.li@arm.com>
18090 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
18092 2016-06-16 Jakub Jelinek <jakub@redhat.com>
18095 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
18096 (setcc + and peephole2): Likewise.
18098 PR rtl-optimization/71532
18099 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
18102 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
18104 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
18105 DImode constants with XXSPLTIB in vector registers.
18106 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
18107 vsx_extract_<mode>_internal{1,2} into a single insn that handles
18108 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
18109 extraction of the element at the top of the register as a scalar
18111 (vsx_extract_<mode>_internal1): Likewise.
18112 (vsx_extract_<mode>_internal2): Likewise.
18113 * config/rs6000/constraints.md (wi constraint): Remove a comment
18114 about DImode not being allowed in Altivec registers.
18115 (wB constraint): New constraint for constants that can be
18116 generated in Altivec registers with VSPLTISW/VUPKHSW.
18117 * config/rs6000/predicates.md (xxspltib_constant_split): Update
18119 (xxspltib_constant_nosplit): Likewise.
18120 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
18121 support for -mupper-regs-di to enable DImode to go into Altivec
18123 (POWERPC_MASKS): Likewise.
18124 (power7 cpu): Likewise.
18125 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
18126 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
18127 for DImode being allowed in Altivec registers. Update wi/wj
18128 constraints. Set scalar_in_vmx_p flag.
18129 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
18130 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
18131 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
18132 (rs6000_opt_masks): Add -mupper-regs-di.
18133 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
18134 direct move to use wi and not wj.
18135 (lfiwzx): Likewise.
18136 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
18138 (floatunssi<mode>2_lfiwzx_mem): Likewise.
18139 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
18140 any VSX register, instead of just Altivec registers, to allow
18141 either operand to be an Altivec register or both.
18142 (fixuns_trunc<mode>di2_fctiduz): Likewise.
18143 (movdi_internal32): Add support for -mupper-regs-di. Add support
18144 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
18145 the alternatives and attributes to be lined up to be easier to
18147 (movdi_internal64): Likewise.
18148 (64-bit DImode splitters): Change predicates to only split loading
18149 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
18150 load constants in ISA 3.0 or ISA 2.07 respectively.
18151 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
18152 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
18153 mention -mcpu=power9 sets these options.
18154 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
18157 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
18160 * config/avr/avr.c (avr_set_current_function): Warn misspelled
18161 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
18162 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
18163 by default to warn misspelled interrupt/ signal handler.
18164 * doc/invoke.texi (AVR Options): Document it. Update description
18165 for -nodevicelib option.
18167 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18169 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
18170 up parentheses. Use GET_MODE_UNIT_BITSIZE.
18171 (aarch64_<sur>shll2_n<mode>): Likewise.
18173 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
18175 PR middle-end/71529
18176 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
18177 DECL_CONTEXT for copied arguments.
18179 2016-06-15 Alan Hayward <alan.hayward@arm.com>
18181 PR tree-optimization/71483
18182 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
18185 2016-06-15 Martin Liska <mliska@suse.cz>
18187 * predict.c (tree_predict_by_opcode): Call predict_edge_def
18188 instead of predict_edge w/o a probability.
18190 2016-06-15 Alan Hayward <alan.hayward@arm.com>
18192 PR tree-optimization/71439
18193 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
18196 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18198 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
18199 register subregs in SET_SRC.
18201 2016-06-15 Richard Biener <rguenther@suse.de>
18203 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
18204 store restrictions.
18206 2016-06-15 Richard Biener <rguenther@suse.de>
18208 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
18209 not consider dependences between accesses that belong to the
18211 (vect_analyze_data_ref_dependences): Do not analyze read-read
18212 or self-dependences.
18214 2016-06-14 David Malcolm <dmalcolm@redhat.com>
18216 * spellcheck-tree.c: Include spellcheck-tree.h rather than
18218 (find_closest_identifier): Reimplement in terms of
18219 best_match<tree,tree>.
18220 * spellcheck-tree.h: New file.
18221 * spellcheck.c (struct edit_distance_traits<const char *>): New
18223 (find_closest_string): Reimplement in terms of
18224 best_match<const char *, const char *>.
18225 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
18226 overload to spellcheck-tree.h.
18227 (find_closest_identifier): Likewise.
18228 (struct edit_distance_traits<T>): New template.
18229 (class best_match): New class.
18231 2016-06-14 David Malcolm <dmalcolm@redhat.com>
18233 * selftest-run-tests.c (selftest::run_tests): Call
18234 selftest::spellcheck_tree_c_tests.
18235 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
18236 * spellcheck-tree.c: Include selftest.h and stringpool.h.
18237 (selftest::test_find_closest_identifier): New function.
18238 (selftest::spellcheck_tree_c_tests): New function.
18239 * spellcheck.c (selftest::test_find_closest_string): Verify that
18240 the order of the vec does not affect the results for this case.
18241 (selftest::test_data): New array.
18242 (selftest::test_metric_conditions): New function.
18243 (selftest::spellcheck_c_tests): Add a test of case-comparison.
18244 Call selftest::test_metric_conditions.
18246 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18248 * config/rs6000/rs6000-builtin.def (commentary): Typo.
18249 (BU_P9_MISC_1): Likewise.
18250 (BU_P9_64BIT_MISC_0): Likewise.
18251 (BU_P9_MISC_0): Likewise.
18253 2016-06-14 David Malcolm <dmalcolm@redhat.com>
18255 * gcc-rich-location.c
18256 (gcc_rich_location::add_fixit_misspelled_id): New method.
18257 * gcc-rich-location.h
18258 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
18260 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
18262 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
18263 FreeBSD 11 and above.
18265 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
18267 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
18269 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18271 * expmed.h: Close parenthesis in "at your option" in copyright
18273 * lower-subreg.h: Likewise.
18275 2016-06-14 Richard Biener <rguenther@suse.de>
18277 PR middle-end/71526
18278 * genmatch.c (expr::gen_transform): Use in_type for comparisons
18281 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18283 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
18285 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
18286 mask+shift version.
18287 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
18289 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
18290 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
18292 2016-06-14 Richard Biener <rguenther@suse.de>
18294 PR tree-optimization/71522
18295 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
18296 copying into float copying.
18298 2016-06-14 Jakub Jelinek <jakub@redhat.com>
18300 PR tree-optimization/71520
18301 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
18302 (replace_block_by): Move user labels from bb1 to bb2.
18304 2016-06-14 Richard Biener <rguenther@suse.de>
18306 PR middle-end/71310
18308 * expr.h (get_bit_range): Declare.
18309 * expr.c (get_bit_range): Export.
18310 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
18311 word_mode again to constrain the bitfield access.
18313 2016-06-14 Richard Biener <rguenther@suse.de>
18315 PR tree-optimization/71521
18316 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
18317 division int_const_binop against zero divisor.
18319 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
18321 * config/i386/i386.md (signbittf2): New expander.
18322 * config/i386/sse.md (ptesttf2): New insn pattern.
18324 2016-06-13 David Malcolm <dmalcolm@redhat.com>
18327 * input.c (selftest::test_reading_source_line): Avoid reading from
18328 __FILE__ by creating a tempfile with known content and reading
18331 2016-06-13 David Malcolm <dmalcolm@redhat.com>
18333 * pretty-print.c (assert_pp_format_colored): Skip the test if
18335 (test_pp_format): Remove comment about GCC_COLORS.
18337 2016-06-13 David Malcolm <dmalcolm@redhat.com>
18339 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
18340 * pretty-print.c (assert_pp_format_va): Add location param and use
18341 it with ASSERT_STREQ_AT.
18342 (assert_pp_format): Add location param and pass it to
18343 assert_pp_format_va.
18344 (assert_pp_format_colored): Likewise.
18345 (ASSERT_PP_FORMAT_1): New.
18346 (ASSERT_PP_FORMAT_2): New.
18347 (ASSERT_PP_FORMAT_3): New.
18348 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
18349 explicitly, or implicitly via the above macros.
18350 * selftest.c (selftest::pass): Use a selftest::location rather
18351 than file and line.
18352 (selftest::fail): Likewise. Print the function name.
18353 (selftest::fail_formatted): Likewise.
18354 (selftest::assert_streq): Use a selftest::location rather than
18356 * selftest.h (selftest::location): New struct.
18357 (SELFTEST_LOCATION): New macro.
18358 (selftest::pass): Accept a const location & rather than file
18360 (selftest::fail): Likewise.
18361 (selftest::fail_formatted): Likewise.
18362 (selftest::assert_streq): Likewise.
18363 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
18364 (ASSERT_FALSE): Likewise.
18365 (ASSERT_EQ): Likewise.
18366 (ASSERT_NE): Likewise.
18367 (ASSERT_STREQ): Likewise.
18368 (ASSERT_PRED1): Likewise.
18369 (ASSERT_STREQ_AT): New macro.
18371 2016-06-13 David Malcolm <dmalcolm@redhat.com>
18373 * selftest.c (selftest::fail_formatted): New function.
18374 (selftest::assert_streq): New function.
18375 * selftest.h (selftests::fail_formatted): New decl.
18376 (selftest::assert_streq): New decl.
18377 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
18379 2016-06-13 Jeff Law <law@redhat.com>
18381 PR tree-optimization/71403
18382 * tree-ssa-threadbackward.c
18383 (convert_and_register_jump_thread_path): No longer accept reference
18384 to path. Do not pop items off the path anymore.
18385 (fsm_find_control_statement_thread_paths): Do not allow threading
18386 to a deeper loop nest. Pop the last item off the path here rather
18387 than in convert_and_register_jump_thread_path.
18389 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
18390 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
18392 [AArch64] Emit division using the Newton series
18394 * config/aarch64/aarch64-protos.h
18395 (cpu_approx_modes): Add new member "division".
18396 (aarch64_emit_approx_div): Declare new function.
18397 * config/aarch64/aarch64.c
18398 (generic_approx_modes): New member "division".
18399 (exynosm1_approx_modes): Likewise.
18400 (xgene1_approx_modes): Likewise.
18401 (aarch64_emit_approx_div): Define new function.
18402 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
18403 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
18404 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
18405 * doc/invoke.texi (-mlow-precision-div): Describe new option.
18407 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
18408 Wilco Dijkstra <wilco.dijkstra@arm.com>
18410 [AArch64] Emit square root using the Newton series
18412 * config/aarch64/aarch64-protos.h
18413 (aarch64_emit_approx_rsqrt): Replace with new function
18414 "aarch64_emit_approx_sqrt".
18415 (cpu_approx_modes): New member "sqrt".
18416 * config/aarch64/aarch64.c
18417 (generic_approx_modes): New member "sqrt".
18418 (exynosm1_approx_modes): Likewise.
18419 (xgene1_approx_modes): Likewise.
18420 (aarch64_emit_approx_rsqrt): Replace with new function
18421 "aarch64_emit_approx_sqrt".
18422 (aarch64_override_options_after_change_1): Handle new option.
18423 * config/aarch64/aarch64-simd.md
18424 (rsqrt<mode>2): Use new function instead.
18425 (sqrt<mode>2): New expansion and insn definitions.
18426 * config/aarch64/aarch64.md: Likewise.
18427 * config/aarch64/aarch64.opt
18428 (mlow-precision-sqrt): Add new option description.
18429 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
18431 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
18433 [AArch64] Add more choices for the reciprocal square root approximation
18435 Allow a target to prefer such operation depending on the operation mode.
18437 * config/aarch64/aarch64-protos.h
18438 (AARCH64_APPROX_MODE): New macro.
18439 (AARCH64_APPROX_{NONE,ALL}): Likewise.
18440 (cpu_approx_modes): New structure.
18441 (tune_params): New member "approx_modes".
18442 * config/aarch64/aarch64-tuning-flags.def
18443 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
18444 * config/aarch64/aarch64.c
18445 (generic_approx_modes): New core "cpu_approx_modes" structure.
18446 (exynosm1_approx_modes): Likewise.
18447 (xgene1_approx_modes): Likewise.
18448 (generic_tunings): New member "approx_modes".
18449 (cortexa35_tunings): Likewise.
18450 (cortexa53_tunings): Likewise.
18451 (cortexa57_tunings): Likewise.
18452 (cortexa72_tunings): Likewise.
18453 (exynosm1_tunings): Likewise.
18454 (thunderx_tunings): Likewise.
18455 (xgene1_tunings): Likewise.
18456 (use_rsqrt_p): New argument for the mode and use new member from
18458 (aarch64_builtin_reciprocal): Devise mode from builtin.
18459 (aarch64_optab_supported_p): New argument for the mode.
18460 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
18462 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
18464 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
18465 RS6000_BTM_MODULO flag into the set of flags that are considered
18466 to be part of the common configuration.
18468 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
18470 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
18471 difference unsigned.
18472 (vec_absdb): New macro for vector absolute difference unsigned
18474 (vec_absdh): New macro for vector absolute difference unsigned
18476 (vec_absdw): New macro for vector absolute difference unsigned word.
18477 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
18478 (vadu<mode>3): New insn.
18479 (*p9_vadu<mode>3): New insn.
18480 * config/rs6000/rs6000-builtin.def (vadub): New built-in
18482 (vaduh): New built-in definition.
18483 (vaduw): New built-in definition.
18484 (vadu): New overloaded built-in definition.
18485 (vadub): New overloaded built-in definition.
18486 (vaduh): New overloaded built-in definition.
18487 (vaduw): New overloaded built-in definition.
18488 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18489 overloaded vector absolute difference unsigned functions.
18490 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
18491 the ISA 3.0 vector absolute difference unsigned built-in functions.
18493 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
18495 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
18496 update shared_lookup_references only once after changing operands.
18498 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
18500 PR middle-end/71373
18501 * tree-nested.c (convert_nonlocal_omp_clauses)
18502 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
18504 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
18505 * tree.def (CASE_LABEL_EXPR): Likewise.
18507 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
18510 * input.c (test_builtins): Fix an assertion.
18512 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
18514 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
18515 (paritysi2): Ditto.
18517 (isinf<mode>2): Ditto.
18519 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
18521 * ggc-tests.c (test_finalization): Only test need_finalization_p
18522 for GCC_VERSION >= 4003.
18524 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18526 * config/s390/vecintrin.h: Fix file description in comment.
18528 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18530 * config/s390/s390-builtin-types.def: Change builtin type naming
18531 scheme to match builtin-types.def.
18533 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
18535 * fold-const.c (optimize_minmax_comparison): Remove.
18536 (fold_comparison): Remove call to the above.
18537 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
18538 New transformations.
18540 2016-06-13 Alan Hayward <alan.hayward@arm.com>
18542 PR tree-optimization/71416
18543 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
18546 2016-06-13 Martin Liska <mliska@suse.cz>
18548 * predict.c (enum predictor_reason): Prefix enum with REASON_.
18549 (combine_predictions_for_insn): Likewise.
18550 (prune_predictions_for_bb): Likewise.
18551 (combine_predictions_for_bb): Likewise.
18553 2016-06-13 Richard Biener <rguenther@suse.de>
18555 PR tree-optimization/71505
18556 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
18557 assert match comment.
18559 2016-06-13 Marek Polacek <polacek@redhat.com>
18561 PR middle-end/71476
18562 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
18563 gimplify_switch_expr.
18564 (warn_switch_unreachable_r): New function.
18566 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18569 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
18572 2016-06-13 Richard Biener <rguenther@suse.de>
18574 PR middle-end/64516
18575 * fold-const.c (fold_unary_loc): Preserve alignment when
18576 folding a VIEW_CONVERT_EXPR into a MEM_REF.
18578 2016-06-13 Martin Liska <mliska@suse.cz>
18581 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
18582 w/ -fsanitize=bounds.
18584 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
18586 * config/i386/i386.c (ix86_init_builtins): Calculate
18587 FLOAT128_FTYPE_CONST_STRING function type only once.
18588 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
18589 built-in functions are available for x86-32 and x86-64 targets.
18591 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
18594 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
18595 New primitive type.
18596 (FLOAT128_FTYPE_CONST_STRING): New function type.
18597 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
18598 [IX86_BUILTIN_NANSQ]: Ditto.
18599 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
18600 (ix86_init_builtin_types): Declare const_string_type_node.
18601 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
18603 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
18604 * doc/extend.texi (x86 Built-in Functions): Document
18605 __builtin_nanq and __builtin_nansq.
18607 2016-06-11 Jiong Wang <jiong.wang@arm.com>
18610 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
18611 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
18612 length for pop patterns.
18613 (arm_attr_length_push_multi): Update comments.
18614 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
18616 (*pop_multiple_with_writeback_and_return): Likewise.
18617 (*pop_multiple_with_return): Likewise.
18619 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
18621 PR middle-end/71310
18622 * fold-const.c (optimize_bit_field_compare): Don't try to use
18623 word_mode unconditionally for reading the bit field, look at
18624 DECL_BIT_FIELD_REPRESENTATIVE instead.
18626 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
18628 PR middle-end/71478
18629 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
18630 vector integer type.
18632 2016-06-10 Jakub Jelinek <jakub@redhat.com>
18634 PR middle-end/71494
18635 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
18636 without LABEL_DECL, set *handled_ops_p to false instead of true.
18638 2016-06-10 Martin Sebor <msebor@redhat.com>
18641 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
18642 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
18643 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
18645 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
18646 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
18647 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
18648 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
18649 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
18650 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
18651 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
18652 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
18654 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
18656 * config/arm/arm.h (pool_vector_label,
18657 return_used_this_function): Remove.
18659 2016-06-10 Jeff Law <law@redhat.com>
18661 PR tree-optimization/71335
18662 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
18663 zero length paths here.
18664 (convert_and_register_jump_thread_path): Remove hacks related to
18665 duplicated blocks in the jump thread path.
18666 (fsm_find_control_statement_thread_paths): Avoid putting the same
18667 block on the thread path twice, but ensure the thread path is
18668 unchanged from the caller's point of view.
18670 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
18672 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
18673 * predict.def (PRED_LOOP_BRANCH): Remove.
18675 2016-06-10 David Malcolm <dmalcolm@redhat.com>
18677 * Makefile.in (OBJS): Add ggc-tests.o.
18678 (GTFILES): Add ggc-tests.c.
18679 * ggc-tests.c: New file.
18680 * selftest-run-tests.c (selftest::run_tests): Call
18681 selftest::ggc_tests_c_tests.
18682 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
18684 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
18686 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
18688 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
18691 * varasm.c (place_block_symbol): Adjust alignment for asan protected
18692 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
18694 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
18696 * profile.c: Include cfgloop.h.
18697 (branch_prob): Compute estimated number of iterations.
18698 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
18699 recompute estimate number of iterations from profile.
18701 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
18703 PR inline-asm/68843
18704 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
18705 must be grouped on top of stack. Don't force early clobber
18706 on ordinary reg outputs.
18708 2016-06-10 Richard Biener <rguenther@suse.de>
18710 * targhooks.c (default_builtin_vectorization_cost): Adjust
18711 vec_construct cost.
18713 2016-06-10 Richard Biener <rguenther@suse.de>
18715 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
18716 to fold the RHS to a constant if possible.
18718 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
18720 PR middle-end/71373
18721 * tree-nested.c (convert_nonlocal_omp_clauses)
18722 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
18723 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
18724 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
18726 * gimplify.c (gimplify_adjust_omp_clauses): Discard
18728 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
18730 * omp-low.c (scan_sharing_clauses): Don't expect
18731 OMP_CLAUSE__CACHE_.
18733 2016-06-10 Alan Hayward <alan.hayward@arm.com>
18735 PR tree-optimization/71407
18736 PR tree-optimization/71416
18737 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
18738 BIT_FIELD_REF type.
18740 2016-06-10 Richard Biener <rguenther@suse.de>
18742 PR middle-end/71477
18743 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
18745 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
18747 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
18749 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
18750 Jiong Wang <jiong.wang@arm.com>
18752 PR rtl-optimization/70751
18753 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
18754 spilled into memory.
18756 2016-06-09 Jonathan Yong <10walls@gmail.com>
18759 2015-09-21 Jonathan Yong <10walls@gmail.com>
18761 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
18762 sysroot/usr/lib/32api for additional win32 libraries,
18763 fixes failing Cygwin bootstrapping.
18765 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
18767 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
18770 2016-06-09 David Malcolm <dmalcolm@redhat.com>
18773 * pretty-print.c (pp_indent): Specify that %p is printed in a
18774 host-dependent manner.
18775 (test_pp_format): Remove the test for %p.
18777 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
18779 * config/mips/mips.c (mips_output_jump): Fix formatting.
18781 2016-06-09 Richard Biener <rguenther@suse.de>
18783 PR tree-optimization/71462
18784 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
18787 2016-06-09 Martin Liska <mliska@suse.cz>
18789 * predict.c (dump_prediction): Add new argument.
18790 (enum predictor_reason): New enum.
18791 (struct predictor_hash): New struct.
18792 (predictor_hash::hash): New function.
18793 (predictor_hash::equal): Likewise.
18794 (not_removed_prediction_p): New function.
18795 (prune_predictions_for_bb): Likewise.
18796 (combine_predictions_for_bb): Prune predictions.
18798 2016-06-09 Martin Liska <mliska@suse.cz>
18800 * predict.c (filter_predictions): New function.
18801 (remove_predictions_associated_with_edge): Use the filter
18803 (equal_edge_p): New function.
18805 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
18807 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
18808 Correct usage of @samp vs @option, add @samp where appropriate.
18809 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
18810 Add armv6s-m and document it, as it is no official ARM name.
18812 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18814 * ifcvt.c (struct noce_if_info): Add transform_name field.
18815 (noce_try_move): Set if_info->transform_name to the function name.
18816 (noce_try_ifelse_collapse): Likewise.
18817 (noce_try_store_flag): Likewise.
18818 (noce_try_inverse_constants): Likewise.
18819 (noce_try_store_flag_constants): Likewise.
18820 (noce_try_addcc): Likewise.
18821 (noce_try_store_flag_mask): Likewise.
18822 (noce_try_cmove): Likewise.
18823 (noce_try_cmove_arith): Likewise.
18824 (noce_try_minmax): Likewise.
18825 (noce_try_abs): Likewise.
18826 (noce_try_sign_mask): Likewise.
18827 (noce_try_bitop): Likewise.
18828 (noce_convert_multiple_sets): Likewise.
18829 (noce_process_if_block): Print if_info->transform_name to
18830 dump_file if transformation succeeded.
18832 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18834 * config/arm/cortex-a57.md (cortex_a57_alu):
18837 2016-06-08 Martin Sebor <msebor@redhat.com>
18838 Jakub Jelinek <jakub@redhat.com>
18842 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
18843 BUILT_IN_MUL_OVERFLOW_P): New builtins.
18844 * builtins.c: Include gimple-fold.h.
18845 (fold_builtin_arith_overflow): Handle
18846 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
18847 (fold_builtin_3): Likewise.
18848 * doc/extend.texi (Integer Overflow Builtins): Document
18849 __builtin_{add,sub,mul}_overflow_p.
18851 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
18853 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
18854 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
18856 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
18858 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
18859 Rewrite, looking one level down for records and arrays.
18861 2016-06-08 David Malcolm <dmalcolm@redhat.com>
18863 * pretty-print.c: Include "selftest.h".
18864 (pp_format): Fix comment.
18865 (identifier_to_locale): Likewise.
18866 (selftest::test_basic_printing): New function.
18867 (selftest::assert_pp_format): New function.
18868 (selftest::test_pp_format): New function.
18869 (selftest::pretty_print_c_tests): New function.
18870 * selftest-run-tests.c (selftest::run_tests): Call
18871 selftest::pretty_print_c_tests.
18872 * selftest.h (pretty_print_c_tests): New declaration.
18874 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
18876 * invoke.texi (max-loop-headers-insns): Document.
18877 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
18878 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
18879 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
18881 2016-06-08 Richard Biener <rguenther@suse.de>
18883 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
18884 on strided SLP loads and fall back to scalar loads in case
18885 we can't chunk them.
18887 2016-06-08 Richard Biener <rguenther@suse.de>
18889 PR tree-optimization/71452
18890 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
18891 type used for the SSA rewrite has enough precision to cover
18892 the dynamic type of the location.
18894 2016-06-08 Jakub Jelinek <jakub@redhat.com>
18895 Richard Biener <rguenther@suse.de>
18898 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
18899 the same as DECL_P (base0) for indirect_base0. Use equality_code
18900 in one further place.
18902 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
18904 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
18905 to one word if the field is known to overlap other words.
18906 (extract_bit_field_1): Likewise.
18907 (store_split_bit_field): Remove compensating code.
18908 (extract_split_bit_field): Likewise.
18910 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
18914 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
18916 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18918 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
18920 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
18921 (arch64_addpv4sf): Delete.
18922 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
18923 "gen_aarch64_addpv4sf".
18924 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
18926 (vpadds_f32): Likewise.
18927 (vpaddq_f32): Likewise.
18928 (vpaddq_f64): Likewise.
18930 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18932 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
18934 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
18935 to VALLF. Rename to "fabd<mode>3".
18936 "*fabd_scalar<mode>3): Delete.
18937 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
18939 (vabdd_f64): Likewise.
18940 (vabd_f32): Likewise.
18941 (vabd_f64): Likewise.
18942 (vabdq_f32): Likewise.
18943 (vabdq_f64): Likewise.
18945 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18947 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
18949 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
18950 "aarch64_rsqrts<mode>".
18951 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
18952 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
18954 (vrsqrtsd_f64): Likewise.
18955 (vrsqrts_f32): Likewise.
18956 (vrsqrts_f64): Likewise.
18957 (vrsqrtsq_f32): Likewise.
18958 (vrsqrtsq_f64): Likewise.
18960 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18962 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
18964 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
18965 "aarch64_rsqrte<mode>".
18966 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
18967 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
18969 (vrsqrted_f64): Likewise.
18970 (vrsqrte_f32): Likewise.
18971 (vrsqrte_f64): Likewise.
18972 (vrsqrteq_f32): Likewise.
18973 (vrsqrteq_f64): Likewise.
18975 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18977 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
18979 (fcvtzs): Likewise.
18980 (fcvtzu): Likewise.
18981 * config/aarch64/aarch64-simd.md
18982 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
18983 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
18984 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
18986 (vcvt_n_f32_u32): Likewise.
18987 (vcvt_n_s32_f32): Likewise.
18988 (vcvt_n_u32_f32): Likewise.
18989 (vcvtq_n_f32_s32): Likewise.
18990 (vcvtq_n_f32_u32): Likewise.
18991 (vcvtq_n_f64_s64): Likewise.
18992 (vcvtq_n_f64_u64): Likewise.
18993 (vcvtq_n_s32_f32): Likewise.
18994 (vcvtq_n_s64_f64): Likewise.
18995 (vcvtq_n_u32_f32): Likewise.
18996 (vcvtq_n_u64_f64): Likewise.
18997 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
18998 (VSDQ_SDI): Likewise.
18999 (fcvt_target): Support V4DI, V4SI and V2SI.
19000 (FCVT_TARGET): Likewise.
19002 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19004 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
19005 (TYPES_BINOP_SUS): Likewise.
19006 (aarch64_simd_builtin_data): Update include file name.
19007 (aarch64_builtins): Likewise.
19008 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
19009 for conversion between scalar float-point and fixed-point.
19011 (fcvtzs): Likewise.
19012 (fcvtzu): Likewise.
19013 * config/aarch64/aarch64.md
19014 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
19015 pattern for conversion between scalar float to fixed-pointer.
19016 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
19017 (UNSPEC_FCVTZS): New UNSPEC enumeration.
19018 (UNSPEC_FCVTZU): Likewise.
19019 (UNSPEC_SCVTF): Likewise.
19020 (UNSPEC_UCVTF): Likewise.
19021 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
19023 (vcvtd_n_f64_u64): Likewise.
19024 (vcvtd_n_s64_f64): Likewise.
19025 (vcvtd_n_u64_f64): Likewise.
19026 (vcvtd_n_f32_s32): Likewise.
19027 (vcvts_n_f32_u32): Likewise.
19028 (vcvtd_n_s32_f32): Likewise.
19029 (vcvts_n_u32_f32): Likewise.
19030 * config/aarch64/iterators.md (fcvt_target): Support integer to float
19032 (FCVT_TARGET): Likewise.
19033 (FCVT_FIXED2F): New iterator.
19034 (FCVT_F2FIXED): Likewise.
19035 (fcvt_fixed_insn): New define_int_attr.
19037 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19039 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
19040 some statements was removed.
19042 2016-06-08 Alan Hayward <alan.hayward@arm.com>
19044 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
19045 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
19046 (vect_can_advance_ivs_p): likewise.
19047 (vect_update_ivs_after_vectorizer): likewise.
19048 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
19049 (vect_analyze_scalar_cycles_1): likewise.
19050 (vect_analyze_loop_operations): likewise.
19051 (report_vect_op): likewise.
19052 (vect_is_slp_reduction): likewise.
19053 (vect_is_simple_reduction): likewise.
19054 (get_initial_def_for_induction): likewise.
19055 (vect_transform_loop): likewise.
19056 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
19057 (vect_recog_sad_pattern): likewise.
19058 (vect_recog_widen_sum_pattern): likewise.
19059 (vect_recog_widening_pattern): likewise.
19060 (vect_recog_divmod_pattern): likewise.
19061 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
19062 (vect_analyze_slp_instance): likewise.
19063 (vect_transform_slp_perm_load): likewise.
19064 (vect_schedule_slp_instance): likewise.
19066 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19068 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
19069 (return_prediction): PRED_CONST_RETURN predict return as not taken.
19070 * predict.def (PRED_CONTINUE): Change hitrate 50->67
19071 (PRED_LOOP_BRANCH): Document predictor as broken.
19072 (PRED_LOOP_EXIT): Change hitrate 91->92.
19073 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
19074 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
19075 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
19076 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
19077 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
19078 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
19079 (PRED_CALL): Chane hitrate 71->67.
19080 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
19081 (PRED_GOTO): Document as unused right now.
19082 (PRED_CONST_RETURN): Change hitrate 67->69
19083 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
19084 (PRED_NULL_RETURN): Change hitrate 91->90.
19085 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
19086 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
19087 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
19089 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
19091 * config/rs6000/altivec.h: Add __builtin_vec_mul.
19092 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
19093 special case Altivec builtin.
19094 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
19095 VSX_BUILTIN_VEC_MUL (replaced with special case code).
19096 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
19097 code for ALTIVEC_BUILTIN_VEC_MUL.
19098 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
19099 for __builtin_vec_mul.
19101 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
19103 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
19106 2016-06-07 David Malcolm <dmalcolm@redhat.com>
19108 * spellcheck.c (selftest::test_find_closest_string): New function.
19109 (spellcheck_c_tests): Call the above.
19111 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19113 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
19115 2016-06-07 Jakub Jelinek <jakub@redhat.com>
19117 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
19118 Yv=Yv,C alternatives.
19120 2016-06-07 Richard Biener <rguenther@suse.de>
19123 * common.opt (ffast-math): Make Optimization.
19125 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
19126 Prachi Godbole <prachi.godbole@imgtec.com>
19128 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
19129 `fabs' and `fneg' type attributes.
19130 (p5600_fpu_fabs): Add `fmove' to the comment.
19132 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19134 * gimple.c: Include builtins.h
19135 (gimple_inexpensive_call_p): New function.
19136 * gimple.h (gimple_inexpensive_call_p): Declare.
19137 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
19138 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
19141 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
19143 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
19144 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
19145 warning_at_rich_loc, warning_n, pedwarn, permerror,
19146 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
19147 sorry, fatal_error, internal_error, internal_error_no_backtrace):
19150 2016-06-07 Richard Biener <rguenther@suse.de>
19152 PR tree-optimization/71428
19153 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
19154 BIT_FIELD_REF op vs. load.
19156 2016-06-07 Richard Biener <rguenther@suse.de>
19158 PR middle-end/71423
19159 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
19162 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
19164 * config/pa/pa.md (call): Generate indirect long calls to non-local
19165 functions on TARGET_64BIT.
19166 (call_value): Likewise.
19168 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
19170 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
19171 pattern and subsequent splitters.
19172 (call_val_reg_64bit_post_reload): Likewise.
19174 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
19176 PR middle-end/71408
19177 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
19178 propagate_op_to_single_use.
19180 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
19182 PR middle-end/71281
19183 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
19185 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
19187 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
19188 (enum x86_dirflag_state): New enum.
19189 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
19190 (machine_function): Remove needs_cld.
19191 (ix86_current_function_needs_cld): Remove.
19192 * config/i386/i386.c (ix86_set_func_type): Set
19193 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
19194 (ix86_expand_prologue): Do not emit CLD here.
19195 (ix86_dirflag_mode_needed): New function.
19196 (ix86_dirflag_mode_entry): Ditto.
19197 (ix86_mode_needed): Handle X86_DIRFLAG entity.
19198 (ix86_mode_after): Ditto.
19199 (ix86_mode_entry): Ditto.
19200 (ix86_mode_exit): Ditto.
19201 (ix86_emit_mode_set): Ditto.
19202 * config/i386/i386.md (strmov_singleop): Set
19203 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
19204 Do not set ix86_current_function_needs_cld.
19206 (strset_singleop): Ditto.
19208 (cmpstrnqi_nz_1): Ditto.
19209 (cmpstrnqi_1): Ditto.
19210 (strlenqi_1): Ditto.
19212 2016-06-06 Jakub Jelinek <jakub@redhat.com>
19214 PR tree-optimization/71259
19215 * tree-vect-slp.c (vect_get_constant_vectors): For
19216 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
19217 one for constant op, and use COND_EXPR for non-constant.
19219 2016-06-06 David Malcolm <dmalcolm@redhat.com>
19221 * Makefile.in (OBJS): Add function-tests.o,
19222 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
19223 selftest-run-tests.o.
19224 (OBJS-libcommon): Add selftest.o.
19225 (OBJS-libcommon-target): Add selftest.o.
19226 (all.internal): Add "selftest".
19227 (all.cross): Likewise.
19228 (selftest): New phony target.
19229 (s-selftest): New target.
19230 (selftest-gdb): New phony target.
19231 (COLLECT2_OBJS): Add selftest.o.
19232 * bitmap.c: Include "selftest.h".
19233 (selftest::test_gc_alloc): New function.
19234 (selftest::test_set_range): New function.
19235 (selftest::test_clear_bit_in_middle): New function.
19236 (selftest::test_copying): New function.
19237 (selftest::test_bitmap_single_bit_set_p): New function.
19238 (selftest::bitmap_c_tests): New function.
19239 * common.opt (fself-test): New.
19240 * diagnostic-show-locus.c: Include "selftest.h".
19241 (make_range): New function.
19242 (test_range_contains_point_for_single_point): New function.
19243 (test_range_contains_point_for_single_line): New function.
19244 (test_range_contains_point_for_multiple_lines): New function.
19245 (assert_eq): New function.
19246 (test_get_line_width_without_trailing_whitespace): New function.
19247 (selftest::diagnostic_show_locus_c_tests): New function.
19248 * et-forest.c: Include "selftest.h".
19249 (selftest::test_single_node): New function.
19250 (selftest::test_simple_tree): New function.
19251 (selftest::test_disconnected_nodes): New function.
19252 (selftest::et_forest_c_tests): New function.
19253 * fold-const.c: Include "selftest.h".
19254 (selftest::assert_binop_folds_to_const): New function.
19255 (selftest::assert_binop_folds_to_nonlvalue): New function.
19256 (selftest::test_arithmetic_folding): New function.
19257 (selftest::fold_const_c_tests): New function.
19258 * function-tests.c: New file.
19259 * gimple.c: Include "selftest.h".
19260 Include "gimple-pretty-print.h".
19261 (selftest::verify_gimple_pp): New function.
19262 (selftest::test_assign_single): New function.
19263 (selftest::test_assign_binop): New function.
19264 (selftest::test_nop_stmt): New function.
19265 (selftest::test_return_stmt): New function.
19266 (selftest::test_return_without_value): New function.
19267 (selftest::gimple_c_tests): New function.
19268 * hash-map-tests.c: New file.
19269 * hash-set-tests.c: New file.
19270 * input.c: Include "selftest.h".
19271 (selftest::assert_loceq): New function.
19272 (selftest::test_accessing_ordinary_linemaps): New function.
19273 (selftest::test_unknown_location): New function.
19274 (selftest::test_builtins): New function.
19275 (selftest::test_reading_source_line): New function.
19276 (selftest::input_c_tests): New function.
19277 * rtl-tests.c: New file.
19278 * selftest-run-tests.c: New file.
19279 * selftest.c: New file.
19280 * selftest.h: New file.
19281 * spellcheck.c: Include "selftest.h".
19282 (selftest::levenshtein_distance_unit_test_oneway): New function,
19283 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
19284 (selftest::levenshtein_distance_unit_test): Likewise.
19285 (selftest::spellcheck_c_tests): Likewise.
19286 * toplev.c: Include selftest.h.
19287 (toplev::run_self_tests): New.
19288 (toplev::main): Handle -fself-test.
19289 * toplev.h (toplev::run_self_tests): New.
19290 * tree.c: Include "selftest.h".
19291 (selftest::test_integer_constants): New function.
19292 (selftest::test_identifiers): New function.
19293 (selftest::test_labels): New function.
19294 (selftest::tree_c_tests): New function.
19295 * tree-cfg.c: Include "selftest.h".
19296 (selftest::push_fndecl): New function.
19297 (selftest::test_linear_chain): New function.
19298 (selftest::test_diamond): New function.
19299 (selftest::test_fully_connected): New function.
19300 (selftest::tree_cfg_c_tests): New function.
19301 * vec.c: Include "selftest.h".
19302 (selftest::safe_push_range): New function.
19303 (selftest::test_quick_push): New function.
19304 (selftest::test_safe_push): New function.
19305 (selftest::test_truncate): New function.
19306 (selftest::test_safe_grow_cleared): New function.
19307 (selftest::test_pop): New function.
19308 (selftest::test_safe_insert): New function.
19309 (selftest::test_ordered_remove): New function.
19310 (selftest::test_unordered_remove): New function.
19311 (selftest::test_block_remove): New function.
19312 (selftest::reverse_cmp): New function.
19313 (selftest::test_qsort): New function.
19314 (selftest::vec_c_tests): New function.c.
19315 * wide-int.cc: Include selftest.h and wide-int-print.h.
19316 (selftest::from_int <wide_int>): New function.
19317 (selftest::from_int <offset_int>): New function.
19318 (selftest::from_int <widest_int>): New function.
19319 (selftest::assert_deceq): New function.
19320 (selftest::assert_hexeq): New function.
19321 (selftest::test_printing <VALUE_TYPE>): New function template.
19322 (selftest::test_ops <VALUE_TYPE>): New function template.
19323 (selftest::test_comparisons <VALUE_TYPE>): New function template.
19324 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
19326 (selftest::wide_int_cc_tests): New function.
19328 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19330 PR middle-end/37780
19331 * ifcvt.c (noce_try_ifelse_collapse): New function.
19333 (noce_process_if_block): Call noce_try_ifelse_collapse.
19334 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
19335 (simplify_ternary_operation): Use the above to simplify
19336 conditional CLZ/CTZ expressions.
19338 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19340 PR middle-end/37780
19341 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
19342 define_insn_and_split.
19344 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19346 PR middle-end/37780
19347 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
19349 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
19352 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
19353 Implicitly clobber memory for basic asm with non-empty assembler
19354 string. Use targetm.md_asm_adjust also here.
19355 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
19356 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
19357 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
19358 non-empty assembler string.
19359 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
19360 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
19361 (decode_asm_operands): Handle basic asm in PARALLEL block.
19362 (extract_insn): Handle basic asm in PARALLEL block.
19363 * doc/extend.texi: Mention new behavior of basic asm.
19364 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
19365 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
19366 branch_needs_nop_p): Use asm_noperands.
19368 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
19370 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
19371 Include the M7 SPARC DFA scheduler.
19372 New attribute v3pipe.
19373 Annotate insns with v3pipe where appropriate.
19374 Define cpu_feature vis4.
19375 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
19376 Add (V8QI "8") to vbits.
19377 Add insns {add,sub}v8qi3
19378 Add insns ss{add,sub}v8qi3
19379 Add insns us{add,sub}{v8qi,v4hi}3
19380 Add insns {min,max}{v8qi,v4hi,v2si}3
19381 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
19382 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
19383 * config/sparc/niagara4.md: Add a comment explaining the
19384 discrepancy between the documented latenty numbers and the
19386 * config/sparc/niagara7.md: New file.
19387 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
19388 supports SPARC5 and VIS 4.0 instructions.
19389 * configure: Regenerate.
19390 * config.in: Likewise.
19391 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
19392 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
19393 TARGET_CPU_niagara7.
19394 (ASM_CPU64_DEFAULT_SPEC): Likewise.
19395 (CPP_CPU_SPEC): Handle niagara7.
19396 (ASM_CPU_SPEC): Likewise.
19397 * config/sparc/sparc-opts.h (processor_type): Add
19398 PROCESSOR_NIAGARA7.
19399 (mvis4): New option.
19400 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
19401 (AS_NIAGARA7_FLAG): Define.
19402 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
19403 (CPP_CPU64_DEFAULT_SPEC): Likewise.
19404 (CPP_CPU_SPEC): Handle niagara7.
19405 (ASM_CPU_SPEC): Likewise.
19406 * config/sparc/sparc.c (niagara7_costs): Define.
19407 (sparc_option_override): Handle niagara7 and adjust cache-related
19408 parameters with better values for niagara cpus. Also support VIS4.
19409 (sparc32_initialize_trampoline): Likewise.
19410 (sparc_use_sched_lookahead): Likewise.
19411 (sparc_issue_rate): Likewise.
19412 (sparc_register_move_cost): Likewise.
19413 (dump_target_flag_bits): Support VIS4.
19414 (sparc_vis_init_builtins): Likewise.
19415 (sparc_builtins): Likewise.
19416 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
19418 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
19420 * config/sparc/sparc.opt (sparc_processor_type): New value
19422 * config/sparc/visintrin.h (__attribute__): Prototypes for the
19424 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
19426 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
19429 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
19431 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
19433 2016-06-06 Richard Biener <rguenther@suse.de>
19435 PR tree-optimization/71398
19436 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
19439 2016-06-05 James Bowman <james.bowman@ftdichip.com>
19441 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
19442 ft32_expand_prolog, ft32_expand_epilogue):
19443 Handle pretend_args.
19444 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
19445 * config/ft32/ft32.md: Add pretend_returner.
19447 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
19450 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
19451 Copy op1 RTX to avoid invalid sharing.
19452 (ix86_expand_vector_move_misalign): Ditto.
19454 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
19456 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
19459 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
19461 * predict.c (predicted_by_loop_heuristics_p): New function.
19462 (predict_iv_comparison): Use it.
19463 (predict_loops): Walk from innermost loops; do not predict edges
19464 leaving multiple loops multiple times; implement
19465 PRED_LOOP_ITERATIONS_MAX heuristics.
19466 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
19468 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
19470 * cfg.c (check_bb_profile): Do not report mismatched profiles when
19471 only edges out of BB are EH edges.
19473 2016-06-04 Martin Sebor <msebor@redhat.com>
19474 Marcin Baczyński <marbacz@gmail.com>
19477 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
19478 a void expression in a void function.
19480 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
19482 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
19483 aux; dump reasons of decisions.
19484 (should_duplicate_loop_header_p): Likewise.
19485 (do_while_loop_p): Likewise.
19486 (ch_base::copy_headers): Dump asi num insns duplicated.
19488 2016-06-04 Jakub Jelinek <jakub@redhat.com>
19490 PR tree-optimization/71405
19491 * tree-ssa.c (execute_update_addresses_taken): For clobber with
19492 incompatible type, build a new clobber with the right type instead
19493 of building a VIEW_CONVERT_EXPR around it.
19495 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
19497 PR tree-optimization/52171
19498 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
19499 by_pieces_ninsns instead of move_by_pieces_ninsns.
19501 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
19503 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
19504 for reg+reg addressing mode.
19506 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19508 * rs6000-c.c (c/c-tree.h): Add #include.
19509 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
19510 in C++ when found in the base position of vec_ld or vec_st.
19512 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
19514 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
19515 use of profile unless profile status is PROFILE_READ.
19516 * profile.c (compute_branch_probabilities): Set profile status
19517 only after reporting predictor hitrates.
19519 2016-06-03 Joseph Myers <joseph@codesourcery.com>
19523 * common.opt (ffp-int-builtin-inexact): New option.
19524 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
19525 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
19526 (ceil@var{m}2): Document dependence on this option.
19527 * ipa-inline-transform.c (inline_call): Handle
19528 flag_fp_int_builtin_inexact.
19529 * ipa-inline.c (can_inline_edge_p): Likewise.
19530 * config/i386/i386.md (rintxf2): Do not test
19531 flag_unsafe_math_optimizations.
19532 (rint<mode>2_frndint): New define_insn.
19533 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
19534 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
19535 for 387 instead of extending and truncating.
19536 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
19537 !flag_trapping_math instead of flag_unsafe_math_optimizations.
19538 Change to frndint<mode>2_<rounding>.
19539 (frndintxf2_<rounding>_i387): Likewise. Change to
19540 frndint<mode>2_<rounding>_i387.
19541 (<rounding_insn>xf2): Likewise.
19542 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
19543 !flag_trapping_math instead of flag_unsafe_math_optimizations for
19544 x87. Test TARGET_ROUND || !flag_trapping_math ||
19545 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
19546 SSE. Use ROUND_NO_EXC in constant operand of
19547 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
19548 for 387 instead of extending and truncating.
19550 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
19551 Julia Koval <julia.koval@intel.com>
19563 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
19564 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
19565 all registers, except for function return registers if there are
19566 no caller-saved registers.
19567 (ix86_set_func_type): New function.
19568 (ix86_set_current_function): Call ix86_set_func_type to set
19569 no_caller_saved_registers and func_type. Call reinit_regs if
19570 caller-saved registers are changed. Don't allow MPX, SSE, MMX
19571 nor x87 instructions in interrupt handler nor function with
19572 no_caller_saved_registers attribute.
19573 (ix86_function_ok_for_sibcall): Return false if there are no
19574 caller-saved registers.
19575 (type_natural_mode): Don't warn ABI change for MMX in interrupt
19577 (ix86_function_arg_advance): Skip for callee in interrupt handler.
19578 (ix86_function_arg): Return special arguments in interrupt handler.
19579 (ix86_promote_function_mode): Promote pointer to word_mode only
19580 for normal functions.
19581 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
19583 (ix86_epilogue_uses): New function.
19584 (ix86_hard_regno_scratch_ok): Likewise.
19585 (ix86_save_reg): Preserve all registers in interrupt handler
19586 after reload. Preserve all registers, except for function return
19587 registers, if there are no caller-saved registers after reload.
19588 (find_drap_reg): Always use callee-saved register if there are
19589 no caller-saved registers.
19590 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
19591 for interrupt handler.
19592 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
19593 Emit cld instruction if stringops are used in interrupt handler
19594 or interrupt handler isn't a leaf function.
19595 (ix86_expand_epilogue): Generate interrupt return for interrupt
19596 handler and pop the 'ERROR_CODE' off the stack before interrupt
19597 return in exception handler.
19598 (ix86_expand_call): Disallow calling interrupt handler directly.
19599 If there are no caller-saved registers, mark all registers that
19600 are clobbered by the call which returns as clobbered.
19601 (ix86_handle_no_caller_saved_registers_attribute): New function.
19602 (ix86_handle_interrupt_attribute): Likewise.
19603 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
19605 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
19606 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
19607 accumulation in interrupt function if stack may be realigned to
19609 (EPILOGUE_USES): New.
19610 (function_type): New enum.
19611 (machine_function): Add func_type and no_caller_saved_registers.
19612 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
19613 (interrupt_return): New pattern.
19614 * doc/extend.texi: Document x86 interrupt and
19615 no_caller_saved_registers attributes.
19617 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
19619 PR tree-optimization/52171
19620 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
19621 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
19622 Look for constant strings. Move some code to emit_block_cmp_hints
19624 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
19625 * defaults.h (COMPARE_MAX_PIECES): New macro.
19626 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
19627 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
19628 (clear_by_pieces_1): Don't declare. Move definition before use.
19629 (can_do_by_pieces): New static function.
19630 (can_move_by_pieces): Use it. Return bool.
19631 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
19632 OP. All callers changed. Handle COMPARE_BY_PIECES.
19633 (class pieces_addr); New.
19634 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
19635 pieces_addr::adjust, pieces_addr::increment_address,
19636 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
19638 (class op_by_pieces_d): New.
19639 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
19641 (class move_by_pieces_d, class compare_by_pieces_d,
19642 class store_by_pieces_d): New subclasses of op_by_pieces_d.
19643 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
19644 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
19645 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
19646 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
19647 compare_by_pieces_d::finish_mode): New member functions.
19648 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
19650 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
19651 (emit_block_cmp_hints): New function.
19652 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
19653 use the newly defined classes.
19654 * expr.h (by_pieces_constfn): New typedef.
19655 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
19656 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
19657 (move_by_pieces_ninsns): Don't declare.
19658 (can_move_by_pieces): Change return value to bool.
19659 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
19660 (compare_by_pieces_branch_ratio): New hook.
19661 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
19662 (by_pieces_ninsns): Declare.
19663 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
19665 (default_compare_by_pieces_branch_ratio): New function.
19666 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
19667 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
19668 * doc/tm.texi: Regenerate.
19669 * tree-ssa-strlen.c: Include "builtins.h".
19670 (handle_builtin_memcmp): New static function.
19671 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
19672 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
19674 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19676 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
19677 relevant stmts which are simple and invariant.
19678 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
19679 instead of simple and invariant
19681 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19683 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
19684 (vectorizable_reduction): Check for new relevant state.
19685 (vectorizable_live_operation): vectorize live stmts using
19686 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
19687 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
19688 (vect_stmt_relevant_p): Check for stmts which are only used live.
19689 (process_use): Use of a stmt does not inherit it's live value.
19690 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
19691 (vect_analyze_stmt): Check for new relevant state.
19692 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
19693 outside the loop, but not inside it.
19695 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19697 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
19698 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
19699 (vect_get_vec_def_for_operand): Split out code.
19701 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
19703 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
19705 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19707 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
19709 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19711 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
19713 2016-06-03 Jakub Jelinek <jakub@redhat.com>
19715 PR middle-end/71387
19716 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
19717 to noreturn e->callee->decl that has void return type and void
19718 arguments, adjust gimple_call_fntype and remove lhs even if it had
19719 previously addressable type.
19721 2016-06-02 Jeff Law <law@redhat.com>
19723 PR tree-optimization/71328
19724 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
19725 error when checking for a jump back onto the copied path.
19727 2016-06-02 David Malcolm <dmalcolm@redhat.com>
19729 * config/microblaze/microblaze.c (get_branch_target): Add return
19730 NULL_RTX for the non-CALL_P case.
19731 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
19732 (insert_wic): Remove unused local "j".
19734 2016-06-02 Martin Liska <mliska@suse.cz>
19736 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
19738 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
19739 Julia Koval <julia.koval@intel.com>
19741 * function.c (assign_parm_setup_stack): Force source into a
19742 register if needed.
19743 * target.def (function_incoming_arg): Update documentation to
19744 allow arbitrary address computation based on hard register.
19745 * doc/tm.texi: Regenerated.
19747 2016-06-02 Martin Liska <mliska@suse.cz>
19749 * predict.c (combine_predictions_for_bb): Fix first match in
19750 cases where a first predictor contains more than one occurence
19751 in list of predictors. Take the best value in such case.
19753 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19755 PR rtl-optimization/71295
19756 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
19757 offset would go over the size of the inner mode reject it.
19759 2016-06-02 Jakub Jelinek <jakub@redhat.com>
19761 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
19762 x=x,x and v=v,m instead of x=x,m.
19764 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
19765 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
19766 alternative to v=rm,C.
19768 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
19769 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
19770 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
19771 instead of vex for the last two above mentioned alternatives.
19773 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19776 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
19778 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
19780 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
19782 2016-06-01 David Malcolm <dmalcolm@redhat.com>
19784 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
19785 from int to unsigned.
19787 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
19789 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
19790 alternatives, eliminating preferred register class. Add support
19791 for the MTVSRDD instruction in ISA 3.0.
19792 (vsx_splat_v4si_internal): Use splat_input_operand instead of
19793 reg_or_indexed_operand.
19794 (vsx_splat_v4sf_internal): Likewise.
19796 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
19799 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
19800 for loading up all 0's or all 1's.
19802 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
19804 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
19806 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
19808 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
19810 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
19811 * gcc.c (set_source_date_epoch_envvar): New function, sets
19812 the SOURCE_DATE_EPOCH environment variable to the current time.
19814 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
19816 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
19817 the factor for live Phi nodes.
19819 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
19821 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
19822 * tree-parloops.c (parallelize_loops): likewise.
19823 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
19824 tree_unswitch_outer_loop): likewise.
19826 2016-06-01 Jakub Jelinek <jakub@redhat.com>
19828 PR middle-end/71371
19829 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
19830 around creation of the temporary.
19832 2016-06-01 Richard Biener <rguenther@suse.de>
19834 PR tree-optimization/71366
19835 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
19836 (unloop_loops): Move removing edges here ...
19837 (try_unroll_loop_completely): ... from here.
19838 (try_peel_loop): ... and here.
19839 (tree_unroll_loops_completely_1): Track parent loops via
19840 bitmap of header BBs.
19841 (tree_unroll_loops_completely): Adjust for that.
19843 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
19845 * config/rs6000/altivec.h (vec_slv): New macro.
19846 (vec_srv): New macro.
19847 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
19848 (UNSPEC_VSRV): New value.
19851 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
19852 (vsrv): New builtin definition.
19853 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
19854 define argument types for new builtin.
19855 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
19857 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
19860 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
19861 Jocelyn Mayer <l_indien@magic.fr>
19864 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
19865 detect processor family for signature_CENTAUR_ebx.
19866 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
19867 signature_CENTAUR_ebx.
19868 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
19869 <default>: Pass x86-64 for has_longmode.
19871 2016-06-01 Nathan Sidwell <nathan@acm.org>
19873 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
19876 2016-06-01 Richard Biener <rguenther@suse.de>
19878 PR tree-optimization/71261
19879 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
19880 of stmts successfully put in the bool pattern. Remove
19881 single-use restriction.
19882 (adjust_bool_pattern_cast): Add cast at the use site via the
19883 pattern def sequence.
19884 (adjust_bool_pattern): Remove recursion, maintain a hash-map
19885 of patterned defs. Use the pattern def seqence instead of
19886 multiple independent patterns.
19887 (sort_after_uid): New qsort compare function.
19888 (adjust_bool_stmts): New function to process stmts in the bool
19889 pattern in IL order.
19890 (vect_recog_bool_pattern): Adjust.
19891 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
19892 (ifcvt_walk_pattern_tree): Likewise.
19893 (stmt_is_root_of_bool_pattern): Likewise.
19894 (ifcvt_repair_bool_pattern): Likewise.
19895 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
19897 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
19899 * loop-unroll.c (decide_unroll_constant_iterations,
19900 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
19901 likely upper bounds.
19902 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
19904 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
19906 * tree-core.h (enum omp_clause_code): Remove
19907 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
19909 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19911 * config/arm/sync.md (arm_store_exclusive<mode>):
19912 Use 'H' output modifier on operands[2] rather than creating a new
19913 entry in out-of-bounds memory of the operands array.
19914 (arm_store_release_exclusivedi): Likewise.
19916 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19918 * config/arm/arm.c (arm_fusion_enabled_p): New function.
19919 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
19920 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
19921 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
19923 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
19925 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
19926 into account live statements for mask producers.
19928 2016-06-01 Richard Biener <rguenther@suse.de>
19930 PR tree-optimization/71311
19931 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
19932 restrict to non-INTEGER_CST @0.
19934 2016-06-01 Richard Biener <rguenther@suse.de>
19936 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
19937 (relational patterns): Use :c to avoid pattern duplications.
19939 2016-06-01 Richard Biener <rguenther@suse.de>
19941 * genmatch.c (comparison_code_p): New predicate.
19942 (swap_tree_comparison): New function.
19943 (commutate): Add for_vec parameter to append new for entries.
19944 Support commutating relational operators by swapping it alongside
19946 (lower_commutative): Adjust.
19947 (dt_simplify::gen): Do not pass artificial operators to gen
19949 (decision_tree::gen): Do not add artificial operators as parameters.
19950 (parser::parse_expr): Verify operator commutativity when :c is
19951 applied. Allow :C to override this.
19952 * match.pd: Adjust patterns to use :C instead of :c where required.
19954 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
19956 PR tree-optimization/71077
19957 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
19958 the combining step, use boolean_false_node and boolean_true_node
19959 as the designated false/true return values.
19961 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
19963 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
19964 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
19965 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
19968 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
19970 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
19971 of flags impliying the register renaming.
19972 * toplev.c (process_options): Do not imply flag_rename_registers with
19975 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
19977 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
19978 default implementation.
19980 2016-05-31 Nathan Sidwell <nathan@acm.org>
19982 * dwarf2out.c (cur_line_info_table): Add GTY marker.
19984 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
19986 * config/sh/constraints.md (b): Remove constraint.
19987 * config/sh/predicates.md (arith_reg_operand): Remove
19989 * config/sh/sh-modes.def (PDI): Remove.
19990 * config/sh/sh.c (sh_target_reg_class,
19991 sh_optimize_target_register_callee_saved): Remove functions.
19992 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
19993 (sh_expand_epilogue): Update comment.
19994 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
19995 sh_secondary_reload): Remove TARGET_REGS related code.
19996 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
19997 TARGET_REGISTER_P): Remove macros.
19998 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
19999 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
20000 TR1_REG, TR2_REG): Remove constants.
20001 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
20003 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20005 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
20006 define_expand patterns.
20007 (adddi3_compact): Rename to adddi3.
20008 (subdi3_compact): Rename to subdi3.
20009 (*negdi2): Rename to negdi2.
20010 (*abs<mode>2): Rename to abs<mode>2.
20012 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20014 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
20015 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
20016 (atomic_sub_fetchsi): ... this new pattern.
20017 (mvtc): Add CC_REG clobber.
20019 2016-05-31 Marek Polacek <polacek@redhat.com>
20021 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
20023 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20025 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
20026 aarch64_fusion_enabled_p to check for fusion capabilities.
20028 2016-05-31 Richard Biener <rguenther@suse.de>
20030 PR tree-optimization/71352
20031 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
20032 minus one and a negate.
20034 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20036 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
20037 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
20039 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
20040 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
20041 Remove use of aarch64_simd_attr_length_move, set length attribute
20043 (*aarch64_be_movoi): Likewise.
20044 (*aarch64_be_movci): Likewise.
20045 (*aarch64_be_movxi): Likewise.
20047 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20049 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
20050 It no longer does that.
20051 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
20053 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
20055 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
20056 attribute __unused__.
20058 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
20060 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
20061 * config/arm/arm.c (arm_arch_thumb1): Define.
20062 (arm_option_override): Initialize arm_arch_thumb1.
20063 * config/arm/arm.h (arm_arch_thumb1): Declare.
20064 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
20065 support Thumb-1 ISA.
20067 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
20070 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
20071 `Yv' for scalar operand.
20073 2016-05-31 Tom de Vries <tom@codesourcery.com>
20075 PR tree-optimization/69068
20076 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
20077 phis with more than two args.
20079 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
20081 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
20082 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
20085 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
20087 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
20089 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
20091 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
20092 cpu_32, cpu_64, tune_32 and tune_64.
20093 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
20095 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
20097 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
20099 2016-05-30 Andi Kleen <ak@linux.intel.com>
20101 * auto-profile.c (read_profile): Replace asserts with errors
20102 when file does not exist.
20103 * gcov-io.c (gcov_read_words): Dito.
20105 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20107 * tree-cfg.c (print_loop): Print likely upper bounds.
20109 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20111 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
20112 * opts.c (default_options): Enable peel loops at -O3.
20113 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
20114 (try_peel_loop): Do not re-peel already peeled loops;
20115 use likely upper bounds; fix profile updating.
20116 (pass_complete_unroll::execute): Initialize peeled_loops.
20118 2016-05-30 Martin Liska <mliska@suse.cz>
20120 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
20121 computed costs by frequency of BB they belong to.
20122 (get_scaled_computation_cost_at): New function.
20124 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
20125 Marc Glisse <marc.glisse@inria.fr>
20127 PR tree-optimization/71289
20128 * match.pd (-1 / B < A, A > -1 / B): New transformations.
20130 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20132 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
20134 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20136 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
20137 for peeled copies; avoid underflow when updating estimates; correctly
20138 scale loop profile.
20140 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
20142 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
20143 r236875. Corrected oe3 to oe2 as obvious.
20145 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
20147 PR middle-end/71269
20148 PR middle-end/71252
20149 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
20150 that inserted stmt will not dominate stmts that defines its operand.
20151 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
20152 (rewrite_expr_tree_parallel): Likewise.
20154 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
20156 PR middle-end/71252
20157 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
20158 all fields including stmt_to_insert are swapped.
20160 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20162 * predict.h (force_edge_cold): Declare.
20163 * predict.c (force_edge_cold): New function.
20164 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
20166 (canonicalize_loop_induction_variables): Fix formating.
20168 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
20170 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
20171 (visium_expand_copysign): Use gen_int_mode directly.
20172 (visium_compute_frame_size): Minor tweaks.
20174 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20176 * tree-vect-loop.c (vect_analyze_loop_2): Use
20177 likely_max_stmt_executions_int.
20179 2016-05-30 Tom de Vries <tom@codesourcery.com>
20181 PR tree-optimization/69067
20182 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
20184 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
20187 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
20188 New peepholes to remove unneeded fild/fistp pairs.
20189 (define_peephole2 atomic_loaddi_fpu): Ditto.
20191 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20193 * predict.c (maybe_hot_frequency_p): Avoid division.
20195 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
20197 * doc/install.texi: Use https for shop.fsf.org.
20199 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20201 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
20202 likely_max_stmt_executions_int.
20204 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20206 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
20207 likely_max_stmt_executions_int.
20209 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20211 * profile.c (compute_branch_probabilities): Do not report hitrates
20213 (branch_prob): Report hitrates here.
20214 * predict.c (gimple_predict_edge): Do not assert profile status;
20215 fix formatting issues.
20217 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20219 * predict.c (edge_predicted_by_p): New function.
20220 (predict_paths_for_bb): Do not put multiple predictions of the same type
20223 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20225 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
20228 2016-05-28 Alan Modra <amodra@gmail.com>
20230 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
20232 2016-05-28 Alan Modra <amodra@gmail.com>
20234 PR rtl-optimization/71275
20235 * ira.c (ira): Free dominance info.
20237 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
20239 * doc/sourcebuild.texi: New address for upstream Go repository.
20241 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
20243 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
20244 (TARGET_ARM_V7M): Likewise.
20246 2016-05-26 Jeff Law <law@redhat.com>
20248 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
20249 (thread_across_edge): Remove calls to find_jump_threads_backwards.
20250 * passes.def: Add jump threading passes before DOM/VRP.
20251 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
20252 argument to a basic block from an edge. Remove tests which are
20254 (pass_data_thread_jumps, class pass_thread_jumps): New.
20255 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
20256 (make_pass_thread_jumps): Likewise.
20257 * tree-pass.h (make_pass_thread_jumps): Declare.
20259 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
20261 * config/visium/visium-protos.h (split_double_move): Rename into...
20262 (visium_split_double_move): ...this.
20263 (visium_split_double_add): Declare.
20264 * config/visium/visium.c (split_double_move): Rename into...
20265 (visium_split_double_move): ...this.
20266 (visium_split_double_add): New function.
20267 (visium_expand_copysign): Renumber operands for consistency.
20268 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
20269 (DFmode move splitter): Likewise.
20270 (*addi3_insn): Split by means of visium_split_double_add.
20271 (*adddi3_insn_flags): Delete.
20272 (*plus_plus_sltu<subst_arith>): New insn.
20273 (*subdi3_insn): Split by means of visium_split_double_add.
20274 (subdi3_insn_flags): Delete.
20275 (*minus_minus_sltu<subst_arith>): New insn.
20276 (*negdi2_insn): Split by means of visium_split_double_add.
20277 (*negdi2_insn_flags): Delete.
20279 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
20281 * configure.ac: Treat a --with-headers option without argument
20282 the same as the default (i.e. consult sys-include directory).
20283 * configure: Regenerate.
20285 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20287 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
20288 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
20290 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
20291 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
20293 2016-05-27 Jiong Wang <jiong.wang@arm.com>
20296 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
20297 tree-stdarg analysis results.
20298 (aarch64_setup_incoming_varargs): Likewise.
20300 2016-05-27 Jiong Wang <jiong.wang@arm.com>
20302 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
20303 va_list_gpr_counter_field and va_list_fpr_counter_field.
20305 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
20308 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
20309 * config/aarch64/aarch64.c
20310 (aarch64_cannot_change_mode_class): Remove function.
20311 * config/aarch64/aarch64-protos.h
20312 (aarch64_cannot_change_mode_class): Remove.
20314 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20316 * cfgloop.c (record_niter_bound): Record likely upper bounds.
20317 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
20318 get_likely_max_loop_iterations_int): New.
20319 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
20320 any_likely_upper_bound.
20321 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
20323 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
20324 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
20326 (unroll_loop_constant_iterations): Likewise.
20327 (unroll_loop_runtime_iterations): Likewise.
20328 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
20329 * lto-streamer-out.c (output_cfg): Likewise.
20330 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
20332 (canonicalize_loop_induction_variables): Dump likely upper bounds.
20333 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
20334 (likely_max_loop_iterations): New.
20335 (likely_max_loop_iterations_int): New.
20336 (likely_max_stmt_executions): New.
20337 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
20338 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
20339 likely_max_stmt_executions): Declare.
20341 2016-05-27 Marek Polacek <polacek@redhat.com>
20343 PR middle-end/71308
20344 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
20346 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20348 * config/s390/s390.md (2x risbg splitters): Use
20349 reg_overlap_mentioned_p instead of rtx_equal_p.
20351 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
20353 * combine.c (make_compound_operation): Take known zero bits into
20354 account when checking for possible zero_extend.
20356 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20358 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
20359 Use const_int_operand for operand 2 predicate. Simplify expand code
20362 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
20364 PR middle-end/71279
20365 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
20368 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20370 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
20371 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
20372 that returns CC_SESWPmode and CC_ZESWPmode.
20373 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
20375 (aarch64_rtx_costs): Likewise.
20377 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
20379 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
20380 for ISA 3.0 min/max support.
20381 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
20382 conditional move support.
20383 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
20384 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
20386 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
20387 conditional moves where the comparison type is different from move
20389 (fp_minmax): New code iterator for smin/smax.
20390 (minmax): New code attributes for min/max.
20391 (SMINMAX): Likewise.
20392 (smax<mode>3): Combine min, max insns into one insn using the
20393 fp_minmax code iterator. Add support for ISA 3.0 min/max
20394 instructions that don't need -ffast-math.
20395 (s<minmax><mode>3): Likewise.
20396 (smax<mode>3_vsx): Likewise.
20397 (smin<mode>3): Likewise.
20398 (s<minmax><mode>3_vsx): Likewise.
20399 (smin<mode>3_vsx): Likewise.
20400 (pre-VSX min/max splitters): Likewise.
20401 (s<minmax><mode>3_fpr): Likewise.
20402 (movsfcc): Rewrite floating point conditional moves to combine
20403 SFmode/DFmode into a single insn.
20404 (mov<mode>cc): Likewise.
20405 (movdfcc): Likewise.
20406 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
20407 SFDF2 iterators to handle all combinations.
20408 (fseldfsf4): Likewise.
20409 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
20410 (fseldfdf4): Likewise.
20411 (fselsfdf4): Likewise.
20412 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
20413 comparison instructions that set a 0/-1 mask, and use it for
20414 floating point conditional move via XXSEL.
20415 (fpmask<mode>): Likewise.
20416 (xxsel<mode>): Likewise.
20417 * config/rs6000/predicates.md (min_max_operator): Delete, no
20419 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
20420 instructions that generate a 0/-1 mask for use with XXSEL.
20421 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
20422 say whether floating point min/max is available, either through
20423 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
20424 (TARGET_MINMAX_DF): Likewise.
20426 2016-05-27 Alan Modra <amodra@gmail.com>
20428 PR rtl-optimization/71275
20429 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
20430 for update_equiv_regs and combine_and_move_insns.
20432 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
20434 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
20435 if_then_else or cond RTXes to calculate attribute value.
20436 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
20437 <attr "length_immediate>: Ditto.
20438 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
20439 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
20440 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
20441 <attr "type">: Ditto.
20442 <attr "prefix_data16">: Ditto.
20443 <attr "prefix_extra">: Ditto.
20444 <attr "length_immediate">: Ditto.
20445 <attr "prefix">: Ditto.
20446 (vec_set<mode>_0) <attr "isa">: Ditto.
20447 <attr "prefix_extra">: Ditto.
20448 <attr "length_immediate">: Ditto.
20449 <attr "prefix">: Ditto.
20450 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
20451 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
20452 (sse2_storelpd) <attr "prefix_data16">: Ditto.
20453 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
20454 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
20455 <attr "length_immediate">: Ditto.
20456 <attr "prefix">: Ditto.
20457 (sse2_movsd) <attr "length_immediate">: Ditto.
20458 <attr "prefix">: Ditto.
20459 (vec_concatv2df) <attr "isa">: Ditto.
20460 <attr "prefix">: Ditto.
20461 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
20462 (*vec_extractv2di_1) <attr "isa">: Ditto.
20463 <attr "type">: Ditto.
20464 <attr "length_immediate">: Ditto.
20465 <attr "prefix_rex">: Ditto.
20466 <attr "prefix_extra">: Ditto.
20467 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
20468 <attr "prefix_extra">: Ditto.
20469 <attr "length_immediate">: Ditto.
20470 (vec_concatv2di) <attr "isa">: Ditto.
20471 <attr "prefix_extra">: Ditto.
20472 <attr "length_immediate">: Ditto.
20473 <attr "prefix">: Ditto.
20475 2016-05-26 Martin Liska <mliska@suse.cz>
20477 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
20479 (operator+): Likewise.
20480 (operator-): Likewise.
20481 (comp_cost::operator+=): Likewise.
20482 (comp_cost::operator-=): Likewise.
20483 (comp_cost::operator/=): Likewise.
20484 (comp_cost::operator*=): Likewise.
20485 (operator<): Likewise.
20486 (operator==): Likewise.
20487 (operator<=): Likewise.
20488 (new_cost): Remove.
20489 (infinite_cost_p): Likewise.
20490 (add_costs): Likewise.
20491 (sub_costs): Likewise.
20492 (compare_costs): Likewise.
20493 (set_group_iv_cost): Use the newly introduced functions.
20494 (get_address_cost): Likewise.
20495 (get_shiftadd_cost): Likewise.
20496 (force_expr_to_var_cost): Likewise.
20497 (split_address_cost): Likewise.
20498 (ptr_difference_cost): Likewise.
20499 (difference_cost): Likewise.
20500 (get_computation_cost_at): Likewise.
20501 (determine_group_iv_cost_generic): Likewise.
20502 (determine_group_iv_cost_address): Likewise.
20503 (determine_group_iv_cost_cond): Likewise.
20504 (autoinc_possible_for_pair): Likewise.
20505 (determine_group_iv_costs): Likewise.
20506 (cheaper_cost_pair): Likewise.
20507 (iv_ca_recount_cost): Likewise.
20508 (iv_ca_set_no_cp): Likewise.
20509 (iv_ca_set_cp): Likewise.
20510 (iv_ca_cost): Likewise.
20511 (iv_ca_new): Likewise.
20512 (iv_ca_dump): Likewise.
20513 (iv_ca_narrow): Likewise.
20514 (iv_ca_prune): Likewise.
20515 (iv_ca_replace): Likewise.
20516 (try_add_cand_for): Likewise.
20517 (try_improve_iv_set): Likewise.
20518 (find_optimal_iv_set): Likewise.
20520 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
20522 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
20523 that internal functions will clobber all caller-saved registers.
20525 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
20527 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
20528 Return a better case_values_threshold when optimizing.
20530 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
20532 * config/aarch64/aarch64-simd.md (aarch64_combinez):
20533 Add ? to integer variant.
20534 (aarch64_combinez_be): Likewise.
20536 2016-05-26 Jakub Jelinek <jakub@redhat.com>
20538 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
20539 instead of x constraint.
20540 (vcvtps2ph256<mask_name>): Likewise.
20542 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
20543 alternative. Formatting fix.
20545 * config/i386/sse.md
20546 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
20548 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
20549 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
20550 maybe_evex prefix instead of vex.
20551 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
20552 EXT_REX_SSE_REG_P (op0) case in the splitter.
20554 2016-05-25 Jeff Law <law@redhat.com>
20556 PR tree-optimization/71272
20557 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
20558 Update comments. Add test for empty path.
20560 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
20562 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
20563 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
20564 special case builtin.
20565 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
20566 code for ALTIVEC_BUILTIN_VEC_CMPNE.
20567 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
20568 for __builtin_vec_cmpne.
20570 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
20572 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
20573 redundant test and bail out if the type of the new operand is not
20574 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
20576 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
20578 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
20579 (x_ix86_target_flags_explicit): Remove.
20580 * config/i386/i386.c (ix86_function_specific_save): Do not copy
20581 x_ix86_target_flags_explicit.
20582 (ix86_function_specific_restore): Ditto.
20584 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
20585 H.J. Lu <hongjiu.lu@intel.com>
20588 * common/config/i386/i386-common.c
20589 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
20590 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
20591 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
20592 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
20593 (-mgeneral-regs-only): Add new option.
20594 * config/i386/i386.c (ix86_option_override_internal): Don't enable
20595 x87 instructions if only general registers are allowed.
20596 (ix86_target_string): Add ix86_flags argument. Handle additional
20597 flags options through ix86_flags argument. Update all callers.
20598 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
20600 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20602 PR rtl-optimization/66940
20603 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
20604 decrementing desired_val will not overflow before performing these
20607 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
20609 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
20610 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
20611 * config/i386/i386.c (enum ix86_builtins): Add
20612 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
20613 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
20614 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
20615 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
20616 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
20617 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
20618 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
20619 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
20620 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
20621 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
20622 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
20623 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
20624 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
20625 __builtin_ia32_cvtps2dq512_mask.
20626 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
20627 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
20628 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
20629 * config/i386/sse.md
20630 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
20632 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
20633 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
20635 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
20636 (avx512f_vec_pack_sfix_v8df): New define_expand.
20637 (avx512f_roundpd512): Rename to ...
20638 (avx512f_round<castmode>512): ... this. Change iterator.
20639 (avx512f_roundps512_sfix): New define_expand.
20640 (round<mode>2_sfix): Change iterator.
20642 2016-05-25 Nick Clifton <nickc@redhat.com>
20644 * config/msp430/msp430.c (msp430_attr): Produce an error if a
20645 static interrupt handler is detected.
20646 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
20647 default linker script.
20648 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
20649 the low part of a symbolic pointer.
20651 2016-05-25 Richard Biener <rguenther@suse.de>
20653 PR tree-optimization/71261
20654 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
20655 interesting stmt instead of immediate uses when looking
20656 for the use operand to replace.
20658 2016-05-25 Martin Liska <mliska@suse.cz>
20660 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
20662 2016-05-25 Richard Biener <rguenther@suse.de>
20664 PR tree-optimization/71264
20665 * tree-vect-stmts.c (vect_init_vector): Properly deal with
20668 2016-05-25 Martin Liska <mliska@suse.cz>
20670 PR tree-optimization/71239
20671 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
20672 if DECL_SIZE is NULL.
20674 2016-05-25 Richard Biener <rguenther@suse.de>
20676 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
20677 * tree-if-conv.c (pass_data_if_conversion): Use it.
20679 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
20681 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
20682 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
20683 * varpool.c (varpool_node::get_availability): Likewise.
20685 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
20687 * config/rs6000/altivec.md (VNEG iterator): New iterator for
20688 VNEGW/VNEGD instructions.
20689 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
20690 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
20691 support for ISA 3.0 VNEGW/VNEGD instructions.
20693 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
20695 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
20696 pointers inside OACC_DATA regions.
20697 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
20698 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
20699 (gimplify_adjust_omp_clauses): Fix typo in comment.
20701 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
20703 * config/rs6000/altivec.md (VParity): New mode iterator for vector
20704 parity built-in functions.
20705 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
20707 (p9v_parity<mode>2): Likewise.
20708 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
20710 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
20711 (parity<mode>2): ISA 3.0 expander for vector parity.
20712 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
20714 (BU_P9_64BIT_MISC_0): Likewise.
20715 (BU_P9_MISC_0): Likewise.
20716 (BU_P9V_AV_1): Likewise.
20717 (BU_P9V_AV_2): Likewise.
20718 (BU_P9V_AV_3): Likewise.
20719 (BU_P9V_AV_P): Likewise.
20720 (BU_P9V_VSX_1): Likewise.
20721 (BU_P9V_OVERLOAD_1): Likewise.
20722 (BU_P9V_OVERLOAD_2): Likewise.
20723 (BU_P9V_OVERLOAD_3): Likewise.
20724 (VCTZB): Add vector count trailing zeros support.
20728 (VPRTYBD): Add vector parity support.
20729 (VPRTYBQ): Likewise.
20730 (VPRTYBW): Likewise.
20731 (VCTZ): Add overloaded vector count trailing zeros support.
20732 (VPRTYB): Add overloaded vector parity support.
20733 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
20734 overloaded vector count trailing zeros and parity instructions.
20735 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
20736 vector parity support.
20737 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
20738 trailing zeros support.
20739 (vec_cntlz): Likewise.
20740 (vec_vctzb): Likewise.
20741 (vec_vctzd): Likewise.
20742 (vec_vctzh): Likewise.
20743 (vec_vctzw): Likewise.
20744 (vec_vprtyb): Add ISA 3.0 vector parity support.
20745 (vec_vprtybd): Likewise.
20746 (vec_vprtybw): Likewise.
20747 (vec_vprtybq): Likewise.
20748 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
20749 the ISA 3.0 vector count trailing zeros and vector parity built-in
20752 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
20754 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
20755 when there is stmt_to_insert.
20757 2016-05-24 Martin Sebor <msebor@redhat.com>
20760 * tree.h (complete_or_array_type_p): New inline function.
20762 2016-05-24 Jakub Jelinek <jakub@redhat.com>
20764 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
20765 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
20766 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
20768 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
20769 Limit 1st alternative to noavx isa, split 2nd alternative into one
20770 noavx and one avx alternative, use *x and Bm in the former and
20771 x and m in the latter.
20773 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
20774 of sse4 for the first alternative, drop %v from the template
20775 and d operand modifier. Split second alternative into one sse4_noavx
20776 and one avx alternative, use *x instead of *v in the former and v
20777 instead of *v in the latter.
20778 (*sse4_1_extractps): Use noavx isa instead of * for the first
20779 alternative, drop %v from the template. Split second alternative into
20780 one noavx and one avx alternative, use *x instead of *v in the
20781 former and v instead of *v in the latter.
20782 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
20783 with noavx and the last one with avx.
20784 (sse4_1_phminposuw): Guard first alternative with noavx isa,
20785 split the second one into one noavx and one avx alternative,
20786 use *x and Bm in the former and x and m in the latter one.
20787 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
20790 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
20791 first two alternatives to noavx, use *x instead of *v in the second
20792 one, add avx alternative without *.
20793 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
20794 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
20795 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
20797 2016-05-24 Jeff Law <law@redhat.com>
20799 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
20800 New function, extracted from...
20801 (fsm_find_control_statement_thread_paths): Here. Use the new function.
20802 Allow simple copies and constant initializations in the SSA chain.
20804 2016-05-24 Marek Polacek <polacek@redhat.com>
20807 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
20810 2016-05-24 Jakub Jelinek <jakub@redhat.com>
20813 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
20814 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
20815 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
20816 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
20817 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
20819 2016-05-24 Richard Biener <rguenther@suse.de>
20821 PR tree-optimization/71240
20822 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
20825 2016-05-24 Richard Biener <rguenther@suse.de>
20827 PR tree-optimization/71230
20828 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
20830 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
20832 * tree-vectorizer.h (vectorizable_comparison): Delete.
20833 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
20834 PURE_SLP_STMT check.
20835 * tree-vect-stmts.c (vectorizable_call): Likewise.
20836 (vectorizable_simd_clone_call): Likewise.
20837 (vectorizable_conversion): Likewise.
20838 (vectorizable_assignment): Likewise.
20839 (vectorizable_shift): Likewise.
20840 (vectorizable_operation): Likewise.
20841 (vectorizable_load): Likewise.
20842 (vectorizable_condition): Likewise.
20843 (vectorizable_store): Likewise. Assert that we don't have
20845 (vectorizable_comparison): Make static. Remove redundant
20846 PURE_SLP_STMT check.
20847 (vect_transform_stmt): Assert that we always have an slp_node
20850 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20852 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
20853 operands[2] against 1 with comparison against CONST1_RTX.
20854 (<shift>di3_neon): Likewise.
20855 * config/arm/predicates.md (const0_operand): Replace with comparison
20856 against CONST0_RTX.
20858 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20860 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
20861 operands[2] against 1 with comparison against CONST1_RTX.
20862 (ashrdi3): Likewise.
20863 (lshrdi3): Likewise.
20864 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
20866 (ashrsi3): Likewise.
20867 (lshrsi3): Likewise.
20868 (rotrsi3): Likewise.
20869 (define_split above *compareqi_eq0): Likewise.
20870 (define_split above "prologue"): Likewise.
20871 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
20872 * config/arm/predicates.md (shift_operator): Likewise.
20873 (shift_nomul_operator): Likewise.
20874 (sat_shift_operator): Likewise.
20875 (thumb1_cmp_operand): Likewise.
20876 (const_neon_scalar_shift_amount_operand): Replace manual range
20877 check with IN_RANGE.
20878 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
20879 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
20881 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20883 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
20884 with HOST_WIDE_INT_1.
20886 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
20887 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
20888 (arm_canonicalize_comparison): Likewise.
20889 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
20891 (thumb1_size_rtx_costs): Likewise.
20892 (vfp_const_double_index): Replace cast of 1 to unsigned
20893 HOST_WIDE_INT with HOST_WIDE_INT_1U.
20894 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
20896 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
20897 HOST_WIDE_INT with HOST_WIDE_INT_1U.
20898 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
20899 HOST_WIDE_INT with HOST_WIDE_INT_1.
20901 2016-05-24 Marek Polacek <polacek@redhat.com>
20903 * tree-cfg.h (should_remove_lhs_p): New predicate.
20904 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
20905 * gimplify.c (gimplify_modify_expr): Likewise.
20906 * tree-cfg.c (verify_gimple_call): Likewise.
20907 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
20908 * gimple-fold.c: Include "tree-cfg.h".
20909 (gimple_fold_call): Use should_remove_lhs_p.
20911 2016-05-24 Richard Biener <rguenther@suse.de>
20913 PR tree-optimization/71253
20914 * cfganal.h (control_dependences): Make robust against edge
20916 (control_dependences::control_dependences): Remove edge_list argument.
20917 (control_dependences::get_edge): Remove.
20918 (control_dependences::get_edge_src): Add.
20919 (control_dependences::get_edge_dest): Likewise.
20920 (control_dependences::m_el): Make a vector of edge src/dest index.
20921 * cfganal.c (control_dependences::find_control_dependence): Adjust.
20922 (control_dependences::control_dependences): Likewise.
20923 (control_dependences::~control_dependence): Likewise.
20924 (control_dependences::get_edge): Remove.
20925 (control_dependences::get_edge_src): Add.
20926 (control_dependences::get_edge_dest): Likewise.
20927 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
20929 (perform_tree_ssa_dce): Adjust.
20930 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
20932 (pass_loop_distribution::execute): Adjust. Do loop destroying
20933 conditional on changed.
20935 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20938 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
20939 return. Reindent transformation comment and mention the ARM state
20942 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
20944 PR middle-end/71252
20945 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
20946 after build_and_add_sum creates new use stmt.
20948 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
20950 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
20951 load_lanes/grouped_load classification comes first. Don't check
20952 whether the vectorization factor is a multiple of the group size
20955 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
20957 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
20958 GROUP_GAP for single-element interleaving.
20959 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
20962 2016-05-24 Richard Biener <rguenther@suse.de>
20964 PR middle-end/70434
20966 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
20967 bases which are accessed with non-invariant indices.
20968 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
20969 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
20971 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
20973 PR middle-end/71170
20974 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
20975 (add_to_ops_vec): Add stmt_to_insert.
20976 (add_repeat_to_ops_vec): Init stmt_to_insert.
20977 (insert_stmt_before_use): New.
20978 (transform_add_to_multiply): Remove mult_stmt insertion and add it
20980 (get_ops): Init stmt_to_insert.
20981 (maybe_optimize_range_tests): Likewise.
20982 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
20983 (rewrite_expr_tree_parallel): Likewise.
20984 (reassociate_bb): Likewise.
20986 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
20989 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
20990 ISA 3.0 xxperm fusion alternative.
20991 (altivec_vperm_v8hiv16qi): Likewise.
20992 (altivec_vperm_<mode>_uns_internal): Likewise.
20993 (vperm_v8hiv4si): Likewise.
20994 (vperm_v16qiv8hi): Likewise.
20996 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
20997 Kelvin Nilsen <kelvin@gcc.gnu.org>
20999 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
21000 vpermr/xxpermr on ISA 3.0.
21001 (altivec_expand_vec_perm_le): Likewise.
21002 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
21003 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
21006 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
21008 * config/i386/i386.h (IS_STACK_MODE): Enable for
21009 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
21010 SSE_FLOAT_MODE_P macros.
21011 * config/i386/i386.c (ix86_preferred_reload_class): Use
21012 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
21013 Cleanup regclass processing for CONST_DOUBLE_P.
21014 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
21015 (ix86_rtx_costs): Remove redundant TARGET_80387 check
21016 with IS_STACK_MODE macro.
21017 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
21019 (*movdf_internal): Use IS_STACK_MODE macro.
21020 (*movsf_internal): Ditto.
21022 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
21024 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
21025 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
21027 2016-05-23 Jeff Law <law@redhat.com>
21029 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
21031 (fsm_find_control_statement_thread_paths): Call it.
21033 2016-05-23 Martin Jambor <mjambor@suse.cz>
21036 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
21037 from_global_constant if t is not NULL.
21039 2016-05-23 Marek Polacek <polacek@redhat.com>
21042 * common.opt (Wswitch-unreachable): New option.
21043 * doc/invoke.texi: Document -Wswitch-unreachable.
21044 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
21047 2016-05-23 Bin Cheng <bin.cheng@arm.com>
21049 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
21050 TMR_INDEX is non-NULL.
21052 2016-05-23 Richard Biener <rguenther@suse.de>
21054 PR tree-optimization/71230
21055 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
21056 (try_special_add_to_ops): ... here. Always test for single-use.
21058 2016-05-23 Martin Jambor <mjambor@suse.cz>
21060 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
21061 default block if a PHI node in the original one would be resized.
21063 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
21065 PR tree-optimization/58135
21066 * tree-vect-slp.c: When group size is not multiple
21067 of vector size, allow splitting of store group at
21070 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
21072 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
21074 2016-05-22 Jakub Jelinek <jakub@redhat.com>
21076 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
21077 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
21078 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
21081 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
21082 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
21083 v constraint instead of x and vinserti32x4 insn.
21085 * config/i386/sse.md (i128vldq): New mode iterator.
21086 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
21087 avx512dq and avx512vl alternatives.
21089 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
21090 constraint, use maybe_evex prefix instead of vex.
21091 (vec_dupv4sf): Use v constraint instead of x for output
21092 operand except for noavx alternative, use Yv constraint
21093 instead of x for input. Use maybe_evex prefix instead of vex.
21094 (*vec_dupv4si): Likewise.
21095 (*vec_dupv2di): Likewise.
21097 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
21099 PR middle-end/40921
21100 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
21101 (linearize_expr_tree): Call try_special_add_to_ops.
21102 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
21104 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
21106 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
21107 to computed stack_usage.
21109 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
21112 * config/avr/avr.md (define_expand "mov<mode>"): If the source
21113 operand is subreg (symbol_ref) then move the symbol ref to register.
21115 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
21117 * tree.c (array_at_struct_end_p): Look through MEM_REF.
21119 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
21121 PR middle-end/71179
21122 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
21125 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
21127 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
21128 ranges by calling get_single_symbol and tidy up. Look more closely
21129 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
21131 2016-05-20 Jeff Law <law@redhat.com>
21133 * bitmap.c (bitmap_find_bit): Remove useless test.
21135 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
21137 * function.c (thread_prologue_and_epilogue_insns): Commit the
21138 insertion of the epilogue.
21140 2016-05-20 Martin Jambor <mjambor@suse.cz>
21142 PR tree-optimization/70884
21143 * tree-sra.c (initialize_constant_pool_replacements): Do not check
21144 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
21145 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
21146 of constant pool data as a reason for scalarization.
21148 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
21150 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
21151 for naked functions.
21152 (thumb1_expand_prologue): Likewise.
21154 2016-05-20 Nathan Sidwell <nathan@acm.org>
21156 * config/nvptx/nptx.c (nvptx_option_override): Only set
21157 flag_toplevel_reorder, if not explicitly specified. Set
21158 flag_no_common, unless explicitly specified.
21160 2016-05-20 David Malcolm <dmalcolm@redhat.com>
21162 * calls.c (can_implement_as_sibling_call_p): Mark param
21163 reg_parm_stack_space with ATTRIBUTE_UNUSED.
21165 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
21167 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
21168 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
21169 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
21171 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
21172 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
21173 and CASE_CONST_ANY.
21175 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
21177 * config/nvptx/nvptx.md (sincossf3): New pattern.
21179 2016-05-20 David Malcolm <dmalcolm@redhat.com>
21181 * calls.c (maybe_complain_about_tail_call): New function.
21182 (initialize_argument_information): Call
21183 maybe_complain_about_tail_call when clearing *may_tailcall.
21184 (can_implement_as_sibling_call_p): Call
21185 maybe_complain_about_tail_call when returning false.
21186 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
21187 ensure try_tail_call is set. Call maybe_complain_about_tail_call
21188 if tail-call optimization fails.
21189 * cfgexpand.c (expand_call_stmt): Initialize
21190 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
21191 * gimple-pretty-print.c (dump_gimple_call): Dump
21192 gimple_call_must_tail_p.
21193 * gimple.c (gimple_build_call_from_tree): Call
21194 gimple_call_set_must_tail with the value of
21195 CALL_EXPR_MUST_TAIL_CALL.
21196 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
21197 (gimple_call_set_must_tail): New function.
21198 (gimple_call_must_tail_p): New function.
21199 * print-tree.c (print_node): Update printing of TREE_STATIC
21200 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
21201 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
21202 trailing comment listing applicable flags.
21203 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
21205 2016-05-20 David Malcolm <dmalcolm@redhat.com>
21207 * calls.c (expand_call): Move "Rest of purposes for tail call
21208 optimizations to fail" to...
21209 (can_implement_as_sibling_call_p): ...this new function, and
21210 split into multiple "if" statements.
21212 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
21214 * cfgloop.h (expected_loop_iterations_unbounded,
21215 expected_loop_iterations): Unconstify.
21216 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
21217 profile with known upper bound; return 3 when profile is absent.
21218 (expected_loop_iterations): Update.
21220 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
21222 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
21223 and get_max_loop_iterations_int.
21225 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
21227 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
21228 realistic upper bounds here.
21230 2016-05-20 Jakub Jelinek <jakub@redhat.com>
21233 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
21234 calls if the LHS is variable length or has addressable type.
21235 If targets[0]->decl is a noreturn call with void return type and
21236 zero arguments, adjust fntype and remove lhs in that case.
21238 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
21240 PR tree-optimization/71079
21241 PR tree-optimization/71206
21242 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
21244 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
21246 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
21247 (get_vec_alignment_for_array_decl): Likewise.
21248 (get_vec_alignment_for_record_decl): Likewise.
21249 (increase_alignment::execute): Move code to find alignment to
21250 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
21251 (type_align_map): New hash_map.
21253 2016-05-20 Richard Guenther <rguenther@suse.de>
21255 PR tree-optimization/29756
21256 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
21257 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
21258 * fold-const.c (operand_equal_p): Likewise.
21259 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
21260 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
21261 * tree-inline.c (estimate_operator_cost): Likewise.
21262 * tree-pretty-print.c (dump_generic_node): Likewise.
21263 * tree-ssa-operands.c (get_expr_operands): Likewise.
21264 * cfgexpand.c (expand_debug_expr): Likewise.
21265 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
21266 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
21267 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
21268 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
21269 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
21270 (execute_update_addresses_taken): Do it.
21272 2016-05-20 Richard Biener <rguenther@suse.de>
21274 PR tree-optimization/71185
21275 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
21276 register operations.
21278 2016-05-20 Richard Biener <rguenther@suse.de>
21280 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
21281 gimple_seq_add_seq_without_update.
21282 (release_bb_predicate): Assert we have no operands to free.
21283 (if_convertible_loop_p_1): Calculate post dominators later.
21284 Do not free BB predicates here.
21285 (combine_blocks): Do not recompute BB predicates.
21286 (version_loop_for_if_conversion): Save BB predicates around
21289 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
21291 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
21292 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
21293 code. Ignore sibcalls on EDGE_IGNORE edges.
21294 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
21295 on edges for sibcalls that run without prologue. The rest of the
21296 function is combined from...
21297 (fix_fake_fallthrough_edge): ... this, and ...
21298 (try_shrink_wrapping): ... a part of this. Remove the bb_with
21299 function argument, make it a local variable.
21301 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
21303 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
21304 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
21305 for 32-bit mode and SEH for 64-bit.
21306 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
21307 TARGET_64BIT_DEFAULT.
21309 2016-05-19 Ryan Burn <contact@rnburn.com>
21311 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
21312 * gengtype.c (open_base_files): Add cilk.h to ifiles.
21314 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
21316 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
21317 force pending loads from memory.
21319 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
21321 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
21322 (UNSPEC_DARN_32): New unspec constant.
21323 (UNSPEC_DARN_RAW): New unspec constant.
21324 (darn_32): New instruction.
21325 (darn_raw): New instruction.
21326 (darn): New instruction.
21327 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
21328 support and documentation for this macro.
21329 (BU_P9_MISC_1): New macro definition.
21330 (BU_P9_64BIT_MISC_0): New macro definition.
21331 (BU_P9_MISC_0): New macro definition.
21332 (darn_32): New builtin definition.
21333 (darn_raw): New builtin definition.
21334 (darn): New builtin definition.
21335 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
21336 RS6000_BUILTIN_0 directives to surround each occurrence of
21337 #include "rs6000-builtin.def".
21338 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
21339 RS6000_BTM_64BIT flags to the returned mask, depending on
21341 (def_builtin): Correct an error in the assignments made to the
21342 debugging variable attr_string.
21343 (rs6000_expand_builtin): Add support for no-operand built-in
21345 (builtin_function_type): Remove fatal_error assertion that is no
21347 (rs6000_common_init_builtins): Add support for no-operand built-in
21349 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
21351 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
21353 (RS6000_BTM_64BIT): New macro definition.
21354 * doc/extend.texi: Document __builtin_darn (void),
21355 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
21358 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
21360 * tree-vect-loop.c (vect_analyze_loop_2): Use also
21361 max_loop_iterations_int.
21363 2016-05-19 Marek Polacek <polacek@redhat.com>
21365 PR tree-optimization/71031
21366 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
21367 condition and adjust the code a bit.
21369 2016-05-19 Martin Liska <mliska@suse.cz>
21371 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
21372 auto_vec instead of vec.
21374 2016-05-19 Martin Liska <mliska@suse.cz>
21376 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
21378 2016-05-19 Martin Liska <mliska@suse.cz>
21380 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
21382 2016-05-19 Martin Liska <mliska@suse.cz>
21384 * ipa-pure-const.c (set_function_state): Remove an existing
21386 (remove_node_data): Do not free it as it's released
21387 in set_function_state.
21389 2016-05-19 Martin Liska <mliska@suse.cz>
21391 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
21394 2016-05-19 Martin Liska <mliska@suse.cz>
21396 * omp-simd-clone.c (simd_clone_adjust): Release vector.
21398 2016-05-19 Martin Liska <mliska@suse.cz>
21400 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
21401 an auto_vec instead of re-creating it.
21403 2016-05-19 Martin Liska <mliska@suse.cz>
21405 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
21406 auto_vec instead of vec.
21408 2016-05-19 Martin Liska <mliska@suse.cz>
21410 * lto-section-in.c (lto_get_section_data): Call
21411 lto_check_version with additional argument.
21412 * lto-streamer.c (lto_check_version): Add new argument.
21413 * lto-streamer.h (lto_check_version): Likewise.
21415 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21417 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
21418 Don't add cost of inner memory when handling sign-extended loads.
21420 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
21422 PR rtl-optimization/71148
21423 * cse.c (cse_main): Free dominance info.
21424 (rest_of_handle_cse): Don't free dominance info.
21425 (rest_of_handle_cse2): Likewise.
21426 (rest_of_handle_cse_after_global_opts): Likewise.
21428 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21431 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
21432 NULL_TREE early if NEON is not available. Remove now redundant check
21433 in ARM_CHECK_BUILTIN_MODE.
21435 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
21438 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
21439 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
21440 * doc/cpp.texi: Document new macros.
21442 2016-05-19 Bin Cheng <bin.cheng@arm.com>
21444 PR tree-optimization/69848
21445 * tree-vect-loop.c (vectorizable_reduction): Don't factor
21446 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
21448 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
21450 * function.c (thread_prologue_and_epilogue_insn): Move the
21451 "goto epilogue_done" one block later.
21453 2016-05-19 Richard Biener <rguenther@suse.de>
21455 PR tree-optimization/70729
21456 * passes.def: Move LIM pass before PRE. Remove no longer
21457 required copyprop and move first DCE out of the loop pipeline.
21459 2016-05-18 David Malcolm <dmalcolm@redhat.com>
21462 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
21463 (OBJS-libcommon-target): ...here.
21464 * opts-common.c: Include spellcheck.h.
21465 (cmdline_handle_error): Build a vec of valid options and use it
21466 to suggest provide hints for misspelled arguments.
21468 2016-05-18 Jakub Jelinek <jakub@redhat.com>
21471 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
21472 lhs if it has TREE_ADDRESSABLE type.
21474 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
21477 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
21478 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
21480 2016-05-18 Martin Jambor <mjambor@suse.cz>
21483 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
21484 input for NOP_EXPR pass-through functions.
21485 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
21486 aggregate global constant VAR_DECLs in constant jump functions.
21488 2016-05-18 Martin Jambor <mjambor@suse.cz>
21491 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
21492 from TREE_READONLY parameters.
21494 2016-05-18 Martin Jambor <mjambor@suse.cz>
21497 * cgraph.h (cgraph_indirect_call_info): New field
21498 guaranteed_unmodified.
21499 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
21500 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
21502 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
21503 pass the parameter value to ipa_find_agg_cst_for_param.
21504 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
21505 guaranteed_unmodified, store AA results there instead of bailing out
21507 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
21508 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
21509 (find_constructor_constant_at_offset): New function.
21510 (ipa_find_agg_cst_from_init): Likewise.
21511 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
21512 static initializers of contants, report back through a new paameter
21513 from_global_constant if that was the case.
21514 (try_make_edge_direct_simple_call): Also pass parameter value to
21515 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
21517 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
21518 (ipa_read_indirect_edge_info): Likewise.
21519 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
21520 (ipa_load_from_parm_agg): Likewise.
21522 2016-05-18 Jiong Wang <jiong.wang@arm.com>
21524 PR rtl-optimization/71150
21525 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
21528 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
21531 * config/rs6000/constraints.md (wE constraint): New constraint
21532 for a vector constant that can be loaded with XXSPLTIB.
21533 (wM constraint): New constraint for a vector constant of a 1's.
21534 (wS constraint): New constraint for a vector constant that can be
21535 loaded with XXSPLTIB and a vector sign extend instruction.
21536 * config/rs6000/predicates.md (xxspltib_constant_split): New
21537 predicates for wE/wS constraints.
21538 (xxspltib_constant_nosplit): Likewise.
21539 (easy_vector_constant): Add support for constants that can be
21540 loaded via XXSPLTIB.
21541 (all_ones_constant): New predicate for vector constant with all
21543 (splat_input_operand): Add support for ISA 3.0 word splat operations.
21544 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
21545 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
21546 instruction and possibly with a sign extension.
21547 (output_vec_const_move): Add support for XXSPLTIB. If we are
21548 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
21549 instead of XXLXOR/XXLORC.
21550 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
21552 (rs6000_legitimize_reload_address): Likewise.
21553 (rs6000_output_move_128bit): Use output_vec_const_move to emit
21555 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
21556 combine VSX_M and VSX_M2 into one iterator.
21557 (VSX_M2): Likewise.
21558 (VSINT_84): New iterators for loading constants with XXSPLTIB.
21559 (VSINT_842): Likewise.
21560 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
21561 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
21562 XXSPLTIB instruction.
21563 (xxspltib_<mode>_nosplit): Likewise.
21564 (xxspltib_<mode>_split): New insn to load up constants with
21565 XXSPLTIB and a sign extend instruction.
21566 (vsx_mov<mode>): Replace single move that handled all vector types
21567 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
21568 moves (when -mvsx-timode is in effect) into the main vector
21569 moves. Eliminate separate moves for <VSr> <VSa>, where the
21570 preferred register class (<VSr>) is listed first, and the
21571 secondary register class (<VSa>) is listed second with a '?' to
21572 discourage use. Prefer loading 0/-1 in any VSX register for ISA
21573 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
21574 that if the register was involved in a slow operation, the
21575 clear/set operation does not wait for the slow operation to
21576 finish. Adjust the length attributes for 32-bit mode. Use
21577 rs6000_output_move_128bit and drop the use of the string
21578 instructions for 32-bit movti when -mvsx-timode is in effect. Use
21579 spacing so that the alternatives and attributes don't generate
21580 long lines, and put things in columns, so that it is easier to
21581 match up the operands and attributes with the insn alternatives.
21582 (vsx_mov<mode>_64bit): Likewise.
21583 (vsx_mov<mode>_32bit): Likewise.
21584 (vsx_movti_64bit): Fold movti into normal vector moves.
21585 (vsx_movti_32bit): Likewise.
21586 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
21587 splat instructions.
21588 (vsx_splat_v4si_internal): Likewise.
21589 (vsx_splat_v4sf_internal): Likewise.
21590 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
21591 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
21592 extend vector elements.
21593 (vsx_sign_extend_hi_<mode>): Likewise.
21594 (vsx_sign_extend_si_v2di): Likewise.
21595 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
21597 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
21598 constraints. Add trailing period to wL documentation.
21600 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
21602 PR middle-end/71020
21603 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
21604 * tree-dfa.c (replace_abnormal_ssa_names): New function.
21605 * tree-call-cdce.c: Include tree-dfa.h.
21606 (can_guard_call_p): New function, extracted from...
21607 (can_use_internal_fn): ...here.
21608 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
21610 (shrink_wrap_one_built_in_call): Likewise.
21611 (use_internal_fn): Likewise.
21612 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
21613 and return void. Call replace_abnormal_ssa_names.
21614 (pass_call_cdce::execute): Check can_guard_call_p during the
21615 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
21616 will always change something.
21618 2016-05-18 Martin Jambor <mjambor@suse.cz>
21621 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
21622 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
21624 2016-05-18 Martin Jambor <mjambor@suse.cz>
21627 * ipa-inline.h (condition): New field size.
21628 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
21629 for comaprison and store it into the new condition.
21630 (evaluate_conditions_for_known_args): Use condition size to check
21631 access sizes for all but CHANGED conditions.
21632 (unmodified_parm_1): New parameter size_p, store access size into it.
21633 (unmodified_parm): Likewise.
21634 (unmodified_parm_or_parm_agg_item): Likewise.
21635 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
21636 (set_cond_stmt_execution_predicate): Extract access sizes and store
21637 them to conditions.
21638 (set_switch_stmt_execution_predicate): Likewise.
21639 (will_be_nonconstant_expr_predicate): Likewise.
21640 (will_be_nonconstant_predicate): Likewise.
21641 (inline_read_section): Stream condition size.
21642 (inline_write_summary): Likewise.
21644 2016-05-18 Richard Biener <rguenther@suse.de>
21646 * tree-ssa-loop-im.c (determine_max_movement): Properly add
21647 condition cost to PHI cost instead of total_cost.
21649 2016-05-18 Martin Liska <mliska@suse.cz>
21652 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
21655 2016-05-18 Richard Biener <rguenther@suse.de>
21657 * lto-streamer.h (LTO_major_version): Bump to 6.
21659 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
21661 * function.c (make_split_prologue_seq, make_prologue_seq,
21662 make_epilogue_seq): New functions, factored out from...
21663 (thread_prologue_and_epilogue_insns): Here.
21665 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
21667 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
21668 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
21669 of before. Add a comment.
21671 2016-05-18 Bin Cheng <bin.cheng@arm.com>
21673 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
21674 expression pointer, not pointer to the pointer.
21676 2016-05-18 Jakub Jelinek <jakub@redhat.com>
21678 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
21679 (avx2_pbroadcast<mode>): Add another alternative with v instead
21680 of x constraints in it, using <pbroadcast_evex_isa> isa.
21681 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
21683 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
21684 constraint x instead of v in second alternative, add avx512bw
21687 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
21688 constraint x instead of v in second alternative, add avx512bw
21691 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
21692 constraint x instead of v in second alternative, add avx512bw
21695 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
21696 avx512bw alternative.
21698 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
21700 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
21701 array to 128 chars.
21702 (define_insn "*andnottf3"): Ditto.
21703 (define_insn "*<code><mode>3"/any_logic): Ditto.
21704 (define_insn "*<code>tf3"/any_logic): Ditto.
21705 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
21706 operand to block AVX-512VL insn variant emit when it is not enabled.
21708 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
21710 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
21711 constraint fot SF mode.
21713 2016-05-18 Petr Murzin <petr.murzin@intel.com>
21714 Kirill Yukhin <kirill.yukhin@intel.com>
21716 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
21718 (define_insn "rsqrt14<mode>"): Ditto.
21719 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
21720 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
21721 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
21722 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
21723 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
21725 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
21726 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
21727 * config/i386/i386.c (ix86_print_operand): Expand check for size
21728 override codes for Intel syntax.
21730 2016-05-18 Richard Biener <rguenther@suse.de>
21732 PR tree-optimization/71168
21733 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
21734 initialization earlier.
21736 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
21738 * config/aarch64/aarch64-simd.md
21739 (aarch64_reduc_plus_internal<mode>): Rename to...
21740 (reduc_plus_scal): ...This, and remove previous implementation.
21742 2016-05-18 Richard Biener <rguenther@suse.de>
21744 * passes.def: Put late dse and cd_dce in canonical order.
21746 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
21748 * ipa-inline-transform.c (preserve_function_body_p): Look for
21749 first non-thunk clone.
21750 (save_function_body): Save into first non-thunk.
21751 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
21753 (lto_output_node): Inline thunks don't need body in every
21755 * lto-streamer-in.c: Do not fixup thunk clones.
21756 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
21758 * tree-inline.c (copy_bb): Be prepared for target node to be new after
21761 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
21763 PR middle-end/63586
21764 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
21765 (reassociate_bb): Call transform_add_to_multiply.
21767 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
21769 * config/aarch64/aarch64.c (all_extensions): Removed unused
21772 2016-05-17 Nathan Sidwell <nathan@acm.org>
21774 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
21775 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
21777 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
21779 PR tree-optimization/54579
21780 PR middle-end/55299
21781 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
21783 2016-05-17 Marek Polacek <polacek@redhat.com>
21786 * tree-inline.c (expand_call_inline): Call
21787 maybe_remove_unused_call_args.
21789 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
21791 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
21792 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
21793 * doc/md.texi (fmin@var{m}3): Likewise.
21795 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
21797 * match.pd (X & C): New transformation.
21799 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
21801 * match.pd (~X & Y): New transformation.
21803 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
21805 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
21806 information for new SSA_NAME.
21807 (simplify_conversion_using_ranges): Get range through get_range_info
21808 instead of get_value_range.
21810 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21812 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
21813 Remove inline assembly.
21814 (vmvn_s16): Likewise.
21815 (vmvn_s32): Likewise.
21816 (vmvn_u8): Likewise.
21817 (vmvn_u16): Likewise.
21818 (vmvn_u32): Likewise.
21819 (vmvnq_s8): Likewise.
21820 (vmvnq_s16): Likewise.
21821 (vmvnq_s32): Likewise.
21822 (vmvnq_u8): Likewise.
21823 (vmvnq_u16): Likewise.
21824 (vmvnq_u32): Likewise.
21825 (vmvn_p8): Likewise.
21826 (vmvnq_p16): Likewise.
21828 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21830 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
21832 (vmul_n_s16): Likewise.
21833 (vmul_n_s32): Likewise.
21834 (vmul_n_u16): Likewise.
21835 (vmul_n_u32): Likewise.
21836 (vmulq_n_f32): Likewise.
21837 (vmulq_n_f64): Likewise.
21838 (vmulq_n_s16): Likewise.
21839 (vmulq_n_s32): Likewise.
21840 (vmulq_n_u16): Likewise.
21841 (vmulq_n_u32): Likewise.
21843 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21845 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
21846 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
21848 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21850 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
21851 to *aarch64_fma4_elt_from_dup<mode>.
21852 (*aarch64_fnma4_elt_to_128df): Rename to
21853 *aarch64_fnma4_elt_from_dup<mode>.
21854 * config/aarch64/arm_neon.h (vfma_n_f64): New.
21855 (vfms_n_f32): Likewise.
21856 (vfms_n_f64): Likewise.
21857 (vfmsq_n_f32): Likewise.
21858 (vfmsq_n_f64): Likewise.
21860 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
21862 * wide-int.h: Change fixed_wide_int_storage from class to struct.
21864 2016-05-17 Richard Biener <rguenther@suse.de>
21866 PR tree-optimization/71132
21867 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
21868 Only add control dependences for blocks in the loop.
21869 (build_rdg): Adjust.
21870 (generate_code_for_partition): Return whether loop should
21871 be destroyed and delay that.
21872 (distribute_loop): Likewise.
21873 (pass_loop_distribution::execute): Record loops to be destroyed
21874 and perform delayed destroying of loops.
21876 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21879 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
21881 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
21883 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
21885 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
21888 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
21889 insertion point for instructions generated by validize_mem.
21891 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
21893 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
21896 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
21898 * config/aarch64/aarch64.c
21899 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
21900 rather than a macro.
21902 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
21904 * doc/invoke.texi (AArch64 Options): Various updates.
21906 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21908 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
21909 into instrumentation thunks.
21910 * cif-code.def (CIF_CHKP): New.
21912 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
21914 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
21916 2016-05-16 Martin Jambor <mjambor@suse.cz>
21918 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
21919 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
21921 2016-05-16 Marek Polacek <polacek@redhat.com>
21923 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
21926 2016-05-16 Martin Jambor <mjambor@suse.cz>
21929 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
21930 the outlined kernel function.
21932 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
21934 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
21935 (ISA_HAS_DLSA): Ditto.
21937 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
21939 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
21941 2016-05-16 Nathan Sidwell <nathan@acm.org>
21943 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
21944 (nvptx_name_replacement): Restore. Add comment.
21945 (write_fn_proto, write_fn_proto_from_insn,
21946 nvptx_output_call_insn): Restore
21947 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
21949 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
21951 * config/aarch64/aarch64.md
21952 (add<mode>3_compareC_cconly_imm): Remove use of %w.
21953 (add<mode>3_compareC_imm): Likewise.
21954 (<optab>si3_uxtw): Split into register and immediate variants.
21955 (andsi3_compare0_uxtw): Likewise.
21956 (and<mode>3_compare0): Likewise.
21957 (and<mode>3nr_compare0): Likewise.
21958 (stack_protect_test_<mode>): Don't use %x for memory operands.
21960 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
21962 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
21964 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
21966 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
21967 Split integer shifts into shift_reg and bfm.
21968 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
21969 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
21970 (ror<mode>3_insn): Likewise.
21971 (<optab>si3_insn_uxtw): Likewise.
21972 (<optab><mode>3_insn): Change to rotate_imm.
21973 (extr<mode>5_insn_alt): Likewise.
21974 (extrsi5_insn_uxtw): Likewise.
21975 (extrsi5_insn_uxtw_alt): Likewise.
21977 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
21979 * doc/tm.texi: Regenerate.
21980 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
21981 (TARGET_INVALID_RETURN_TYPE): Remove.
21982 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
21983 TARGET_INVALID_RETURN_TYPE.
21984 * target.def (invalid_parameter_type): Remove.
21985 (invalid_return_type): Remove.
21987 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21989 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
21990 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
21992 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
21994 (preserve_function_body_p): No need to preserve function body
21995 * cif-codes.def (CIF_THUNK): Remove.
21996 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
21998 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22000 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
22002 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22004 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
22007 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22009 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
22010 (inline_small_functions): Do not look for function symbol when
22013 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22015 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
22018 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22019 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22020 Jiong Wang <jiong.wang@arm.com>
22022 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
22023 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
22024 Define __ARM_FP16_ARGS when appropriate.
22025 * config/arm/arm.c (arm_invalid_parameter_type): Remove
22027 (arm_invalid_return_type): Likewise.
22028 (TARGET_INVALID_PARAMETER_TYPE): Remove.
22029 (TARGET_INVALID_RETURN_TYPE): Remove.
22030 (aapcs_vfp_sub_candidate): Allow HFmode.
22031 (aapcs_vfp_allocate): Add comment. Support HFmode.
22032 (aapcs_vfp_allocate_return_reg): Likewise.
22033 (struct aapcs_cp_arg_layout): Slightly reword comments for
22034 is_return_candidate and allocate_return_reg.
22035 (output_mov_vfp): Update assert.
22036 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
22038 (arm_invalid_parameter_type): Remove.
22039 (amr_invalid_return_type): Remove.
22040 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
22041 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
22042 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
22044 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22046 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
22047 * config/aarch64/arch64-protos.h
22048 (aarch64_legitimize_reload_address): Remove.
22049 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
22052 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
22054 * configure.ac: Add ACX_NONCANONICAL_HOST.
22055 * configure: Regenerate.
22056 * Makefile.in: Set host_noncanonical.
22058 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
22061 * config/i386/i386.md (*movtf_internal): Before register allocation,
22062 do not allow FP constants for CM_MEDIUM memory model, allow only
22063 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
22064 (*movxf_internal): Ditto.
22065 (*movdf_internal): Ditto.
22066 (*movsf_internal): Ditto.
22068 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
22070 PR rtl-optimization/67483
22071 * combine.c (make_compound_operation): Don't call extract_left_shift
22072 with negative shift amounts.
22074 2016-05-13 Jakub Jelinek <jakub@redhat.com>
22077 * fold-const.c (fold_checksum_tree): Allow modification
22078 of TYPE_ALIAS_SET during folding.
22080 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
22081 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
22082 (ix86_split_to_parts): Likewise. Fix up formatting.
22084 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
22086 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
22087 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
22090 2016-05-13 Nathan Sidwell <nathan@acm.org>
22092 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
22093 (nvptx_name_replacement): Delete.
22094 (write_fn_proto, write_fn_proto_from_insn,
22095 nvptx_output_call_insn): Remove nvptx_name_replacement call.
22096 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
22097 * langhooks.c (add_builtin_funcction_common): Call
22098 targetm.mangle_decl_assembler_name.
22100 * config/nvptx/nvptx.c (write_fn_proto): Handle
22101 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
22103 2016-05-13 Martin Liska <mliska@suse.cz>
22105 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
22106 and PRIu64 in printf format.
22108 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22110 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
22113 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22115 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
22116 Change --param max-completely-peeled-times to
22117 --param max-completely-peel-times in dump file printing.
22119 2016-05-13 Richard Biener <rguenther@suse.de>
22121 PR tree-optimization/42587
22122 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
22123 (find_bswap_or_nop_1): Likewise.
22124 (bswap_replace): Likewise.
22126 2016-05-13 Martin Liska <mliska@suse.cz>
22128 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
22129 Initialize a variable with default value.
22131 2016-05-13 Martin Liska <mliska@suse.cz>
22133 * doc/invoke.texi: Enhance explanation of error recovery
22136 2016-05-13 Martin Liska <mliska@suse.cz>
22138 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
22139 (struct cost_pair): Change inv_expr_id (int) to inv_expr
22140 (iv_inv_expr_ent *).
22141 (struct iv_inv_expr_ent): Comment struct fields.
22142 (sort_iv_inv_expr_ent): New function.
22143 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
22144 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
22145 a hash_map between iv_inv_expr_ent and number of usages.
22146 (niter_for_exit): Fix coding style.
22147 (tree_ssa_iv_optimize_init): Use renamed variable.
22148 (determine_base_object): Fix coding style.
22149 (alloc_iv): Likewise.
22150 (find_interesting_uses_outside): Likewise.
22151 (add_candidate_1): Likewise.
22152 (add_standard_iv_candidates): Likewise.
22153 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
22154 (prepare_decl_rtl): Fix coding style.
22155 (get_address_cost): Likewise.
22156 (get_shiftadd_cost): Likewise.
22157 (force_expr_to_var_cost): Likewise.
22158 (compare_aff_trees): Likewise.
22159 (get_expr_id): Restructure the function.
22160 (get_loop_invariant_expr_id): Renamed to
22161 get_loop_invariant_expr.
22162 (get_computation_cost_at): Replace usage of inv_expr_id with
22164 (get_computation_cost): Likewise.
22165 (determine_group_iv_cost_generic): Likewise.
22166 (determine_group_iv_cost_address): Likewise.
22167 (iv_period): Fix coding style.
22168 (iv_elimination_compare_lt): Likewise.
22169 (may_eliminate_iv): Likewise.
22170 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
22172 (determine_group_iv_costs): Dump invariant expressions.
22173 (iv_ca_recount_cost): Use the newly added hash_map.
22174 (iv_ca_set_remove_invariants): Fix coding style.
22175 (iv_ca_set_add_invariants): Fix coding style.
22176 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
22178 (iv_ca_set_cp): Likewise.
22179 (iv_ca_new): Initialize the newly added hash_map and remove
22180 initialization of fields.
22181 (iv_ca_free): Delete the hash_map.
22182 (iv_ca_dump): Dump invariant expressions.
22183 (iv_ca_extend): Fix coding style.
22184 (try_add_cand_for): Likewise.
22185 (create_new_ivs): Dump information about # of avg iterations and
22186 # of used invariant expressions.
22187 (rewrite_use_compare): Fix coding style.
22188 (free_loop_data): Set default value for max_inv_expr_id.
22190 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
22192 * cse.c (rest_of_handle_cse): Use cleanup_cfg
22193 returned value cse_cfg_altered computation.
22194 (rest_of_handle_cse2): Likewise.
22195 (rest_of_handle_cse_after_global_opts): Likewise.
22197 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22200 * config/arm/arm.c (arm32_output_mi_thunk): New.
22201 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
22202 to split Thumb1 vs TARGET_32BIT functionality.
22203 (arm_thumb1_mi_thunk): New.
22205 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22207 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
22210 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22213 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
22215 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
22217 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
22218 (expand_builtin_trap): Emit a regular call.
22219 (set_builtin_user_assembler_name): Remove obsolete cases.
22220 * dse.c (scan_insn): Adjust.
22221 * except.c: Include calls.h.
22222 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
22223 emit a regular call to setjmp.
22224 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
22225 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
22226 (emit_block_move_via_libcall): Delete.
22227 (block_move_fn): Delete.
22228 (init_block_move_fn): Likewise.
22229 (emit_block_move_libcall_fn): Likewise.
22230 (emit_block_op_via_libcall): New function.
22231 (set_storage_via_libcall): Tidy up and use memset builtin.
22232 (block_clear_fn): Delete.
22233 (init_block_clear_fn): Likewise.
22234 (clear_storage_libcall_fn): Likewise.
22235 (expand_assignment): Call emit_block_move_via_libcall.
22236 Do not include gt-expr.h.
22237 * expr.h (emit_block_op_via_libcall): Declare.
22238 (emit_block_copy_via_libcall): New inline function.
22239 (emit_block_move_via_libcall): Likewise.
22240 (emit_block_comp_via_libcall): Likewise.
22241 (block_clear_fn): Delete.
22242 (init_block_move_fn): Likewise.
22243 (init_block_clear_fn): Likewise.
22244 (emit_block_move_via_libcall): Likewise.
22245 (set_storage_via_libcall): Add default parameter value.
22246 * libfuncs.h (enum libfunc_index): Remove obsolete values.
22247 (abort_libfunc): Delete.
22248 (memcpy_libfunc): Likewise.
22249 (memmove_libfunc): Likewise.
22250 (memcmp_libfunc): Likewise.
22251 (memset_libfunc): Likewise.
22252 (setbits_libfunc): Likewise.
22253 (setjmp_libfunc): Likewise.
22254 (longjmp_libfunc): Likewise.
22255 (profile_function_entry_libfunc): Likewise.
22256 (profile_function_exit_libfunc): Likewise.
22257 (gcov_flush_libfunc): Likewise.
22258 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
22259 and DECL_VISIBILITY on the declaration.
22260 (init_optabs): Do not initialize obsolete libfuncs.
22261 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
22262 * tree-core.h (ECF_RET1): Define.
22263 (ECF_TM_PURE): Adjust.
22264 (ECF_TM_BUILTIN): Likewise.
22265 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
22266 (build_common_builtin_nodes): Initialize abort builtin.
22267 Add ECF_RET1 on memcpy, memmove and memset builtins.
22268 Pass final flags for alloca and alloca_with_align builtins.
22269 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
22271 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
22272 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
22273 set_storage_via_libcall and call emit_block_copy_via_libcall.
22275 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
22277 * config/i386/i386.md (*call_got_x32): Change operand 0 to
22278 DImode before it is passed to ix86_output_call_operand.
22279 (*call_value_got_x32): Ditto for operand 1.
22281 2016-05-12 Jiong Wang <jiong.wang@arm.com>
22283 PR rtl-optimization/70904
22284 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
22285 reload for wide mode.
22287 2016-05-12 Marek Polacek <polacek@redhat.com>
22290 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
22291 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
22292 * langhooks.h (incomplete_type_error): Likewise.
22293 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
22294 parameter, pass it down to incomplete_type_error.
22295 * tree.h (size_in_bytes): New inline overload.
22296 (size_in_bytes_loc): Renamed from size_in_bytes.
22298 2016-05-12 Richard Biener <rguenther@suse.de>
22300 PR tree-optimization/71059
22301 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
22302 nary before looking up or entering the expression into the VN
22304 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
22305 Make sure to re-use NARYs without result as inserted by
22308 2016-05-12 Richard Biener <rguenther@suse.de>
22310 PR tree-optimization/71062
22311 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
22313 * tree-ssa-structalias.c (set_uids_in_ptset): Set
22314 vars_contains_restrict if the var is a restrict tag.
22315 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
22316 do not disambiguate pointers against it.
22317 (dump_points_to_solution): Re-structure and adjust for new
22318 vars_contains_restrict flag.
22319 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
22321 2016-05-12 Martin Liska <mliska@suse.cz>
22323 * doc/invoke.texi: Explain connection between
22324 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
22326 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
22328 PR tree-optimization/71006
22329 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
22330 consider COND_EXPR as a mask producer.
22332 2016-05-12 Marek Polacek <polacek@redhat.com>
22335 * opts.c (common_handle_option): Detect missing argument for --help^.
22337 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22340 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
22341 when popping the PC and within an interrupt handler routine.
22342 Add missing tab to output of "ldmfd".
22343 (output_return_instruction): Output LDMFD with SP update rather
22344 than POP when returning from interrupt handler.
22346 2016-05-12 Jakub Jelinek <jakub@redhat.com>
22348 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
22349 TARGET_64BIT && TARGET_AVX512DQ.
22350 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
22351 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
22352 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
22353 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
22354 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
22355 (*vec_extractv4si_zext): Add avx512dq alternative.
22356 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
22357 use v instead of x constraint in other alternatives where possible.
22359 * config/i386/sse.md (sse2_loadld): Use v instead of x
22360 constraint in alternatives 0,1,4.
22362 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
22363 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
22364 v constraints instead of x and <pinsr_evex_isa> isa attribute.
22367 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
22368 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
22369 is not emitted unless TARGET_AVX512BW.
22370 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
22371 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
22372 for the result operand.
22374 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
22375 constraint instead of x in avx alternatives. Use maybe_evex instead
22378 * config/i386/constraints.md (Yv): New constraint.
22379 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
22380 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
22381 * config/i386/i386.md (avx512fvecmode): New mode attr.
22382 (*pushtf): Use v constraint instead of x.
22383 (*movtf_internal): Likewise. For TARGET_AVX512VL and
22384 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
22385 (*absneg<mode>2): Use Yv constraint instead of x constraint.
22386 (*absnegtf2_sse): Likewise.
22387 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
22388 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
22389 avx512f alternatives.
22390 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
22392 2016-05-12 Richard Biener <rguenther@suse.de>
22394 PR tree-optimization/71060
22395 * tree-data-ref.c (initialize_data_dependence_relation): Do not
22396 require exact match of DR_BASE_OBJECT but only matching address and
22399 2016-05-12 Richard Biener <rguenther@suse.de>
22401 PR tree-optimization/70986
22402 * cfganal.c: Include cfgloop.h.
22403 (dfs_find_deadend): Prefer to take edges exiting loops.
22405 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22407 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
22408 compile and run time.
22410 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
22413 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
22415 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
22417 * config/i386/i386.c (legitimize_pic_address): Use
22418 copy_to_suggested_reg instead of gen_movsi.
22420 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
22422 * config/rs6000/predicates.md (quad_memory_operand): Move most of
22423 the code into quad_address_p and call it to share code with
22424 vsx_quad_dform_memory_operand.
22425 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
22427 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
22428 bit instead of being a separate word. Split -mpower9-dform into
22429 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
22430 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
22431 for the register class supporting 128-bit quad word memory offsets.
22432 (mode_supports_vsx_dform_quad): Helper function to return if the
22433 register class uses quad word memory offsets.
22434 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
22435 (rs6000_debug_reg_global): Always print if we are using LRA or not.
22436 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
22437 instructions are enabled, set up the appropriate addr_masks for
22439 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
22440 -mpower9-dform-scalar, instead of -mpower9-dform.
22441 (rs6000_option_override_internal): Split -mpower9-dform into two
22442 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
22443 -mpower9-dform switch sets or clears both. If we are not using
22444 the LRA register allocator, do not enable -mpower9-dform-vector by
22445 default. If we are using LRA, enable -mpower9-dform-vector and
22446 -mvsx-timode if it is appropriate. Issue a warning if either
22447 -mpower9-dform-vector or -mvsx-timode are explicitly used without
22449 (quad_address_offset_p): New helper function to return if the
22450 offset is legal for quad word memory instructions.
22451 (quad_address_p): New function to determin if GPR or vector
22452 register quad word memory addresses are legal.
22453 (mem_operand_gpr): Validate quad word address offsets.
22454 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
22455 d-form (register + offset) instructions.
22456 (offsettable_ok_by_alignment): Likewise.
22457 (rs6000_legitimate_offset_address_p): Likewise.
22458 (legitimate_lo_sum_address_p): Likewise.
22459 (rs6000_legitimize_address): Likewise.
22460 (rs6000_legitimize_reload_address): Add more debug statements for
22462 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
22463 d-form instructions.
22464 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
22465 d-form instructions. Distinguish different cases in debug
22466 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
22467 d-form instructions.
22468 (rs6000_preferred_reload_class): Likewise.
22469 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
22470 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
22471 of the ISA 2.06 indexed memory instructions.
22472 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
22473 use them to save/restore the saved vector registers instead of
22474 using Altivec instructions.
22475 (rs6000_emit_epilogue): Likewise.
22476 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
22477 (rs6000_opt_masks): Split -mpower9-dform into
22478 -mpower9-dform-scalar and -mpower9-dform-vector.
22479 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
22481 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
22482 ISA 3.0 vector indexed memory instructions, and fold the code into
22483 the normal mov<mode> patterns.
22484 (p9_vecstore_<mode>): Likewise.
22485 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
22487 (vsx_movti_64bit): Likewise.
22488 (vsx_movti_32bit): Likewise.
22489 * config/rs6000/constraints.md (wO constraint): New constraint for
22490 ISA 3.0 vector d-form support.
22491 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
22492 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
22493 include -mpower9-dform-vector until we switch over to LRA.
22494 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
22495 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
22496 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
22497 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
22498 for -mpower9-dform and -mlra.
22499 * doc/md.texi (wO constraint): Document wO constraint.
22501 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
22503 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
22504 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
22505 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
22506 Move handling of non-insn arguments inline into the sole user:
22507 (output_trans_func): ...here.
22508 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
22509 in emitted function prototype.
22510 (output_internal_insn_latency_func): Ditto. Simplify.
22511 (output_internal_maximal_insn_latency_func): Ditto. Delete
22512 always-unused argument.
22513 (output_insn_latency_func): Ditto.
22514 (output_maximal_insn_latency_func): Ditto.
22516 2016-05-11 Richard Biener <rguenther@suse.de>
22518 PR tree-optimization/71055
22519 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
22520 sth with precision not equal to access size verify we don't chop
22523 2016-05-11 Richard Biener <rguenther@suse.de>
22526 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
22527 (dwarf2out_finish): Move retry_incomplete_types call ...
22528 (dwarf2out_early_finish): ... here.
22530 2016-05-11 Richard Biener <rguenther@suse.de>
22532 PR middle-end/71002
22533 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
22534 if the langhook insists on it.
22535 * fold-const.c (make_bit_field_ref): Add arg for the original
22536 reference and preserve its alias-set.
22537 (decode_field_reference): Take exp by reference and adjust it
22538 to the original memory reference.
22539 (optimize_bit_field_compare): Adjust callers.
22540 (fold_truth_andor_1): Likewise.
22541 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
22543 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
22545 PR middle-end/70807
22546 * cfgrtl.h (delete_insn_and_edges): Now return bool.
22547 * cfgrtl.c (delete_insn_and_edges): Likewise.
22548 * config/i386/i386.c (convert_scalars_to_vector): Remove
22550 * cse.c (cse_insn): Compute cse_cfg_altered.
22551 (delete_trivially_dead_insns): Likewise.
22552 (cse_cc_succs): Likewise.
22553 (rest_of_handle_cse): Free dominance info if required.
22554 (rest_of_handle_cse2): Likewise.
22555 (rest_of_handle_cse_after_global_opts): Likewise.
22557 2016-05-11 Alan Modra <amodra@gmail.com>
22559 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
22560 abi_v4_pass_in_fpr): New functions.
22561 (rs6000_function_arg_boundary): Exclude complex IBM long double
22562 from 64-bit alignment when ABI_V4.
22563 (rs6000_function_arg, rs6000_function_arg_advance_1,
22564 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
22566 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
22568 PR rtl-optimization/71028
22569 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
22570 jump with just a return in the fallthrough block if the branch
22571 block contains just a return as well.
22573 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
22575 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
22576 * match.pd ((X & Y) ^ Y): ... this.
22577 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
22578 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
22580 2016-05-10 David Malcolm <dmalcolm@redhat.com>
22582 * read-md.c (require_char_ws): New function.
22583 (read_string): Simplify using require_char_ws.
22584 (handle_constants): Likewise.
22585 (handle_enum): Likewise.
22586 (handle_file): Likewise.
22587 * read-md.h (require_char_ws): New declaration.
22588 * read-rtl.c (read_conditions): Simplify using require_char_ws.
22589 (read_mapping): Likewise.
22590 (read_rtx_code): Likewise.
22591 (read_nested_rtx): Likewise.
22593 2016-05-10 James Norris <jnorris@codesourcery.com>
22595 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
22596 if offloading is enabled and -fopenacc or -fopenmp is specified.
22597 (CRTOFFLOADEND): Likewise.
22598 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
22599 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
22601 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
22603 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
22604 gotoff_operand code paths. Use copy_to_suggested_regs and
22605 expand_simple_binop where appropriate. Cleanup.
22607 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
22610 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
22612 (dimode_scalar_chain::vector_const_cost): New.
22613 (dimode_scalar_chain::compute_convert_gain): Handle constants.
22614 (dimode_scalar_chain::convert_op): Likewise.
22615 (dimode_scalar_chain::convert_insn): Likewise.
22617 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
22619 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
22620 unary operation, not a binary one.
22622 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
22624 PR middle-end/70877
22625 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
22626 calls with type casted fndecl.
22628 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
22630 PR tree-optimization/70786
22631 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
22632 * calls.c (initialize_argument_information): Bind bounds
22633 with corresponding args passed by reference.
22635 2016-05-10 Jakub Jelinek <jakub@redhat.com>
22638 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
22639 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
22640 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
22643 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22646 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
22647 code for a zero scale factor.
22648 (vsx_xvcvdpuxds_scale): Likewise.
22650 2016-05-10 David Malcolm <dmalcolm@redhat.com>
22652 * diagnostic-show-locus.c (layout::layout): Call show_ruler
22653 if show_ruler_p was set on the context.
22654 (layout::show_ruler): New method.
22655 * diagnostic.h (struct diagnostic_context): Add field
22658 2016-05-10 Richard Biener <rguenther@suse.de>
22660 PR tree-optimization/71039
22661 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
22662 (chk_uses): New function.
22663 (propagate_with_phi): Verify we can safely replicate the lhs of an
22664 aggregate assignment on all incoming edges.
22666 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
22668 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
22670 (rx_atomic_sequence): New class.
22671 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
22672 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
22674 (rx_atomic_sequence::rx_atomic_sequence,
22675 rx_atomic_sequence::~rx_atomic_sequence): New functions.
22676 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
22677 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
22678 CTRLREG_INTB): New constants.
22679 (FETCHOP): New code iterator.
22680 (fethcop_name, fetchop_name2): New iterator code attributes.
22681 (QIHI): New mode iterator.
22682 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
22683 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
22684 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
22686 2016-05-10 Martin Liska <mliska@suse.cz>
22688 * tree-inline.c (remap_dependence_clique): Do not remap
22689 debugging statements.
22691 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22693 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
22694 ("*fixuns_truncdfdi2_z13")
22695 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
22696 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
22697 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
22699 2016-05-10 Richard Biener <rguenther@suse.de>
22701 PR tree-optimization/70497
22702 PR tree-optimization/28367
22703 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
22705 (visit_reference_op_load): ... here.
22706 (vn_reference_lookup_3): Use it to handle subreg-like accesses
22707 with simplified BIT_FIELD_REFs.
22708 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
22709 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
22712 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
22714 * dwarf2out.c (add_abstract_origin_attribute): Adjust
22715 documentation comment. For BLOCK nodes, add a
22716 DW_AT_abstract_origin attribute that points to the DIE generated
22717 for the origin BLOCK.
22718 (gen_lexical_block_die): Call add_abstract_origin_attribute for
22719 blocks from inlined functions.
22721 2016-05-10 Alan Modra <amodra@gmail.com>
22724 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
22725 regrename modifying insns saving lr before __morestack call.
22726 * config/rs6000/rs6000.md (split_stack_return): Similarly for
22727 insns restoring lr after __morestack call.
22729 2016-05-09 Jakub Jelinek <jakub@redhat.com>
22731 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
22732 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
22734 * config/i386/sse.md (vec_interleave_high<mode>,
22735 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
22736 <avx512>_vpermt2var<mode>3_maskz): Likewise.
22738 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
22740 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
22741 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
22742 parallel reassociation for power8 and forward.
22744 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
22746 * config/i386/i386.md (absneg splitters with general regs): Use
22747 general_reg_operand predicate.
22748 (btsq peephole2): Use x86_64_immediate_operand to check if new
22749 value is suitable for immediate operand. Generate emitted insn
22750 using RTL expressions.
22751 (btcq peephole2): Ditto.
22752 (btrq peephole2): Ditto. Generate correct immediate operand
22755 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
22757 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
22760 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
22762 * tree-affine.c (wide_int_constant_multiple_p): Add missing
22763 pointer dereference.
22765 2016-05-09 Richard Biener <rguenther@suse.de>
22767 PR tree-optimization/70985
22768 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
22769 op0 isn't a gimple register.
22771 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
22773 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
22774 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
22775 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
22776 (i6400_fpu_mult): New cpu units.
22777 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
22778 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
22779 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
22780 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
22781 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
22782 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
22783 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
22784 (i6400_msa_long_float4, i6400_msa_long_float5)
22785 (i6400_msa_long_float8, i6400_msa_fdiv_df)
22786 (i6400_msa_fdiv_sf): New reservations.
22787 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
22788 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
22789 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
22790 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
22791 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
22792 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
22793 (msa_short_cmp, msa_short_float2, msa_short_logic3)
22794 (msa_short_store4, msa_long_load, msa_short_store)
22795 (msa_long_logic, msa_long_float2, msa_long_float4)
22796 (msa_long_float5, msa_long_float8, msa_long_mult)
22797 (msa_long_fdiv, msa_long_div): New reservations.
22799 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
22800 Sameera Deshpande <sameera.deshpande@imgtec.com>
22801 Matthew Fortune <matthew.fortune@imgtec.com>
22802 Graham Stott <graham.stott@imgtec.com>
22803 Chao-ying Fu <chao-ying.fu@imgtec.com>
22805 * config.gcc: Add MSA header file for mips*-*-* target.
22806 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
22807 (Ubv8i, Urv8): New constraints.
22808 * config/mips/mips-ftypes.def: Add function types for MSA
22810 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
22811 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
22812 * config/mips/mips-msa.md: New file.
22813 * config/mips/mips-protos.h
22814 (mips_split_128bit_const_insns): New prototype.
22815 (mips_msa_idiv_insns): Likewise.
22816 (mips_split_128bit_move): Likewise.
22817 (mips_split_128bit_move_p): Likewise.
22818 (mips_split_msa_copy_d): Likewise.
22819 (mips_split_msa_insert_d): Likewise.
22820 (mips_split_msa_fill_d): Likewise.
22821 (mips_expand_msa_branch): Likewise.
22822 (mips_const_vector_same_val_p): Likewise.
22823 (mips_const_vector_same_bytes_p): Likewise.
22824 (mips_const_vector_same_int_p): Likewise.
22825 (mips_const_vector_shuffle_set_p): Likewise.
22826 (mips_const_vector_bitimm_set_p): Likewise.
22827 (mips_const_vector_bitimm_clr_p): Likewise.
22828 (mips_msa_vec_parallel_const_half): Likewise.
22829 (mips_msa_output_division): Likewise.
22830 (mips_ldst_scaled_shift): Likewise.
22831 (mips_expand_vec_cond_expr): Likewise.
22832 * config/mips/mips.c (enum mips_builtin_type): Add
22833 MIPS_BUILTIN_MSA_TEST_BRANCH.
22834 (mips_gen_const_int_vector_shuffle): New prototype.
22835 (mips_const_vector_bitimm_set_p): New function.
22836 (mips_const_vector_bitimm_clr_p): Likewise.
22837 (mips_const_vector_same_val_p): Likewise.
22838 (mips_const_vector_same_bytes_p): Likewise.
22839 (mips_const_vector_same_int_p): Likewise.
22840 (mips_const_vector_shuffle_set_p): Likewise.
22841 (mips_symbol_insns): Forbid loading symbols via immediate for
22843 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
22845 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
22847 (mips_lx_address_p): Add support load indexed address for MSA.
22848 (mips_address_insns): Add calculation of instructions needed for
22849 stores and loads for MSA.
22850 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
22851 CONST_VECTOR for MSA and let it fall through.
22852 (mips_ldst_scaled_shift): New function.
22853 (mips_subword_at_byte): Likewise.
22854 (mips_msa_idiv_insns): Likewise.
22855 (mips_legitimize_move): Validate MSA moves.
22856 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
22857 calculation of costs for MSA division.
22858 (mips_split_move_p): Check if MSA moves need splitting.
22859 (mips_split_move): Split MSA moves if necessary.
22860 (mips_split_128bit_move_p): New function.
22861 (mips_split_128bit_move): Likewise.
22862 (mips_split_msa_copy_d): Likewise.
22863 (mips_split_msa_insert_d): Likewise.
22864 (mips_split_msa_fill_d): Likewise.
22865 (mips_output_move): Handle MSA moves.
22866 (mips_expand_msa_branch): New function.
22867 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
22868 Reinstate 'y' modifier.
22869 (mips_file_start): Add MSA .gnu_attribute.
22870 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
22872 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
22873 (mips_class_max_nregs): Add register size for MSA supported mode.
22874 (mips_cannot_change_mode_class): Allow conversion between MSA
22875 vector modes and TImode.
22876 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
22878 (mips_secondary_reload_class): Force MSA loads/stores via memory.
22879 (mips_preferred_simd_mode): Add preffered modes for MSA.
22880 (mips_vector_mode_supported_p): Add MSA supported modes.
22881 (mips_autovectorize_vector_sizes): New function.
22882 (mips_msa_output_division): Likewise.
22883 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
22884 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
22885 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
22886 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
22887 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
22888 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
22889 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
22890 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
22891 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
22892 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
22893 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
22894 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
22895 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
22896 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
22897 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
22898 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
22899 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
22900 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
22901 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
22902 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
22903 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
22904 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
22905 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
22906 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
22907 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
22908 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
22909 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
22910 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
22911 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
22912 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
22913 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
22914 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
22915 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
22916 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
22917 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
22918 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
22919 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
22920 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
22921 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
22922 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
22923 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
22924 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
22925 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
22926 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
22927 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
22928 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
22929 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
22930 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
22931 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
22932 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
22933 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
22934 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
22935 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
22936 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
22937 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
22938 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
22939 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
22940 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
22941 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
22942 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
22943 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
22944 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
22945 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
22946 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
22947 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
22948 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
22949 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
22950 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
22951 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
22952 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
22953 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
22954 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
22955 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
22956 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
22957 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
22958 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
22959 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
22960 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
22961 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
22962 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
22963 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
22964 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
22965 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
22966 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
22967 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
22968 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
22969 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
22970 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
22971 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
22972 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
22973 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
22974 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
22975 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
22976 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
22977 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
22978 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
22979 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
22980 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
22981 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
22982 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
22983 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
22984 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
22985 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
22986 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
22987 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
22988 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
22989 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
22990 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
22991 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
22992 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
22993 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
22994 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
22995 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
22996 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
22997 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
22998 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
22999 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
23000 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
23001 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
23002 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
23003 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
23004 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
23005 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
23006 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
23007 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
23008 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
23009 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
23010 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
23011 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
23012 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
23013 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
23014 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
23015 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
23016 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
23017 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
23018 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
23019 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
23020 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
23021 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
23022 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
23023 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
23024 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
23025 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
23026 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
23027 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
23028 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
23029 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
23030 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
23031 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
23032 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
23033 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
23035 (mips_get_builtin_decl_index): New array.
23036 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
23037 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
23038 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
23039 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
23040 (mips_init_builtins): Initialize mips_get_builtin_decl_index
23042 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
23044 (mips_expand_builtin_insn): Prepare operands for
23045 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
23046 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
23047 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
23048 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
23049 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
23050 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
23051 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
23052 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
23053 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
23054 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
23055 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
23056 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
23057 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
23058 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
23059 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
23060 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
23061 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
23062 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
23063 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
23064 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
23065 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
23066 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
23067 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
23068 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
23069 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
23070 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
23071 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
23072 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
23073 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
23074 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
23075 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
23076 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
23077 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
23078 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
23079 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
23080 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
23081 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
23082 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
23083 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
23084 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
23085 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
23086 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
23087 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
23088 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
23089 These are set implicitly and an error is reported if overridden.
23090 (mips_expand_builtin_msa_test_branch): New function.
23091 (mips_expand_msa_shuffle): Likewise.
23092 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
23093 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
23094 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
23095 (mips_expand_vec_unpack): Add support for MSA.
23096 (mips_expand_vector_init): Likewise.
23097 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
23098 instead of const0_rtx.
23099 (mips_msa_vec_parallel_const_half): New function.
23100 (mips_gen_const_int_vector): Likewise.
23101 (mips_gen_const_int_vector_shuffle): Likewise.
23102 (mips_expand_msa_cmp): Likewise.
23103 (mips_expand_vec_cond_expr): Likewise.
23104 * config/mips/mips.h
23105 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
23106 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
23108 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
23109 (ISA_HAS_MSA): New macro.
23110 (UNITS_PER_MSA_REG): Likewise.
23111 (BITS_PER_MSA_REG): Likewise.
23112 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
23113 (MSA_REG_FIRST): New macro.
23114 (MSA_REG_LAST): Likewise.
23115 (MSA_REG_NUM): Likewise.
23116 (MSA_REG_P): Likewise.
23117 (MSA_REG_RTX_P): Likewise.
23118 (MSA_SUPPORTED_MODE_P): Likewise.
23119 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
23120 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
23121 * config/mips/mips.md: Include mips-msa.md.
23122 (alu_type): Add simd_add.
23123 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
23124 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
23125 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
23126 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
23127 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
23128 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
23129 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
23130 simd_move, simd_load, simd_store. Choose "multi" for moves
23132 (qword_mode): New attribute.
23133 (insn_count): Add instruction count for quad moves.
23134 Increase the count for MIPS SIMD division.
23135 (UNITMODE): Add UNITMODEs for vector types.
23136 (addsub): New code iterator.
23137 * config/mips/mips.opt (mmsa): New option.
23138 * config/mips/msa.h: New file.
23139 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
23141 * config/mips/mti-linux.h: Likewise.
23142 * config/mips/predicates.md
23143 (const_msa_branch_operand): New constraint.
23144 (const_uimm3_operand): Likewise.
23145 (const_uimm4_operand): Likewise.
23146 (const_uimm5_operand): Likewise.
23147 (const_uimm8_operand): Likewise.
23148 (const_imm5_operand): Likewise.
23149 (aq10b_operand): Likewise.
23150 (aq10h_operand): Likewise.
23151 (aq10w_operand): Likewise.
23152 (aq10d_operand): Likewise.
23153 (const_m1_operand): Likewise.
23154 (reg_or_m1_operand): Likewise.
23155 (const_exp_2_operand): Likewise.
23156 (const_exp_4_operand): Likewise.
23157 (const_exp_8_operand): Likewise.
23158 (const_exp_16_operand): Likewise.
23159 (const_vector_same_val_operand): Likewise.
23160 (const_vector_same_simm5_operand): Likewise.
23161 (const_vector_same_uimm5_operand): Likewise.
23162 (const_vector_same_uimm6_operand): Likewise.
23163 (const_vector_same_uimm8_operand): Likewise.
23164 (par_const_vector_shf_set_operand): Likewise.
23165 (reg_or_vector_same_val_operand): Likewise.
23166 (reg_or_vector_same_simm5_operand): Likewise.
23167 (reg_or_vector_same_uimm6_operand): Likewise.
23168 * doc/extend.texi (MIPS SIMD Architecture Functions): New
23170 * doc/invoke.texi (-mmsa): Document new option.
23172 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23174 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
23175 * configure: Regenerate.
23176 * config.in: Regenerate.
23177 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
23178 on -fvtable-verify.
23179 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
23180 (ENDFILE_VTV_SPEC): Define.
23182 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
23184 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
23185 registers in all interrupt handlers if necessary.
23186 (rl78_option_override): Add warning.
23187 (MUST_SAVE_MDUC_REGISTERS): New macro.
23188 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
23189 * config/rl78/rl78.c (check_mduc_usage): New function.
23190 (mduc_regs): New structure to hold MDUC register data.
23191 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
23192 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
23193 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
23194 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
23195 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
23196 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
23198 2016-05-09 Bin Cheng <bin.cheng@arm.com>
23200 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
23201 (tree-ssa-loop-niter.h): Ditto.
23202 (idx_within_array_bound, ref_within_array_bound): New functions.
23203 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
23204 Factor out check on writable base object to ...
23205 (base_object_writable): ... here.
23207 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23209 * config/arm/arm.md (probe_stack): Add modes to set source
23212 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
23214 * regrename.c (base_reg_class_for_rename): New static function.
23215 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
23217 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
23219 * cgraph.c (thunk_adjust): Export.
23220 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
23221 * cgraphunit.c (thunk_adjust): Export.
23222 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
23224 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
23226 * tree-inline.c (expand_call_inline): Expand thunks inline.
23228 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
23231 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
23232 (*sse2_vd_cvtss2sd): Ditto.
23233 * config/i386/i386.md
23234 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
23235 Generate *sse2_vd_cvtsd2ss pattern.
23236 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
23237 Generate *sse2_vd_cvtss2sd pattern.
23239 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
23241 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
23242 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
23245 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
23247 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
23248 * config/sh/sh.c: Define and declare variables on first use throughout
23250 (current_function_interrupt): Change to bool type.
23251 (frame_insn): Rename to emit_frame_insn and update users.
23252 (push_regs): Use bool for 'interrupt_handler' argument.
23253 (save_schedule_s): Remove.
23254 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
23255 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
23256 targetm.asm_out.unaligned_op.di.
23257 (gen_far_branch): Remove redundant forward declaration.
23258 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
23259 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
23260 (sh_set_return_address, sh_function_ok_for_sibcall,
23261 scavenge_reg): Update comments.
23262 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
23263 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
23264 (sh_attr_renesas_p): Remove unnecessary parentheses.
23265 (branch_dest): Simplify.
23266 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
23267 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
23268 (CUMULATIVE_ARGS): Change macro to typedef.
23269 (current_function_interrupt): Change to bool type.
23270 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
23271 Surround with __cplusplus ifdef.
23272 (sh_compare_op0, sh_compare_op1): Remove.
23273 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
23275 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
23277 * config/arm/arm.md (arch): Add neon.
23278 (arch_enabled): Return yes for arch neon when TARGET_NEON.
23279 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
23280 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
23281 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
23282 attributes for alt renumbering. Mark alt 3 as non-predicable.
23283 (thumb2_movdf_vfp): Likewise.
23285 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
23287 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
23288 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
23289 (*andqi_1): Add preferred_for_speed attribute to disparage
23290 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
23291 (*<code>qi_1): Ditto.
23292 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
23293 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
23294 (*ashlqi3_1): Ditto.
23295 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
23296 Add preferred_for_size attribute to disparage alternative 0 and
23297 preferred_for_speed attribute to disparage alternative 1 for
23298 TARGET_PARTIAL_REG_STALL targets.
23300 2016-05-07 Tom de Vries <tom@codesourcery.com>
23302 PR tree-optimization/70956
23303 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
23306 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
23308 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
23309 * config/sh/sh.c (sh_cbranch_distance): Implement it.
23310 * config/sh/sh.md (branch_zero): Remove define_attr.
23311 (define_delay): Disable delay slot if branch distance is one insn.
23313 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
23315 * config/i386/i386.md (LEAMODE): New mode attribute.
23316 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
23317 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
23318 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
23319 operand 2 predicate.
23320 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
23321 (*lea<mode>_general_3): Ditto.
23322 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
23324 2016-05-06 Jakub Jelinek <jakub@redhat.com>
23326 * genmddump.c (main): Convert argv from char ** to const char **.
23328 2016-05-06 David Malcolm <dmalcolm@redhat.com>
23330 * coretypes.h (OVERRIDE): New macro.
23331 (FINAL): New macro.
23333 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
23335 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
23336 allow coalescing if the types are compatible.
23338 2016-05-06 David Malcolm <dmalcolm@redhat.com>
23340 * pass_manager.h (pass_manager::register_pass_name): New method.
23341 (pass_manager::get_pass_by_name): New method.
23342 (pass_manager::create_pass_tab): New method.
23343 (pass_manager::m_name_to_pass_map): New field.
23344 * passes.c (name_to_pass_map): Delete global in favor of field
23345 "m_name_to_pass_map" of pass_manager.
23346 (register_pass_name): Rename from a function to...
23347 (pass_manager::register_pass_name): ...this method, updating
23348 for renaming of global "name_to_pass_map" to field
23349 "m_name_to_pass_map".
23350 (create_pass_tab): Rename from a function to...
23351 (pass_manager::create_pass_tab): ...this method, updating
23352 for renaming of global "name_to_pass_map" to field.
23353 (get_pass_by_name): Rename from a function to...
23354 (pass_manager::get_pass_by_name): ...this method.
23355 (enable_disable_pass): Convert use of get_pass_by_name to
23356 a method call, locating the pass_manager singleton.
23358 2016-05-06 David Malcolm <dmalcolm@redhat.com>
23360 * genattr-common.c (main): Convert argv from char ** to const char **.
23361 * genattr.c (main): Likewise.
23362 * genattrtab.c (main): Likewise.
23363 * genautomata.c (initiate_automaton_gen): Likewise.
23365 * gencodes.c (main): Likewise.
23366 * genconditions.c (main): Likewise.
23367 * genconfig.c (main): Likewise.
23368 * genconstants.c (main): Likewise.
23369 * genemit.c (main): Likewise.
23370 * genenums.c (main): Likewise.
23371 * genextract.c (main): Likewise.
23372 * genflags.c (main): Likewise.
23373 * genmddeps.c (main): Likewise.
23374 * genopinit.c (main): Likewise.
23375 * genoutput.c (main): Likewise.
23376 * genpeep.c (main): Likewise.
23377 * genpreds.c (main): Likewise.
23378 * genrecog.c (main): Likewise.
23379 * gensupport.c (init_rtx_reader_args_cb): Likewise.
23380 (init_rtx_reader_args): Likewise.
23381 * gensupport.h (init_rtx_reader_args_cb): Likewise.
23382 (init_rtx_reader_args): Likewise.
23383 * gentarget-def.c (main): Likewise.
23384 * read-md.c (read_md_files): Likewise.
23385 * read-md.h (read_md_files): Likewise.
23387 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
23389 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
23390 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
23391 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
23392 Remove unused predicate.
23393 (register_and_not_fp_reg_operand): Ditto.
23395 2016-05-06 Martin Liska <mliska@suse.cz>
23397 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
23398 instead of vec as the vector is local to the function.
23400 2016-05-06 Jakub Jelinek <jakub@redhat.com>
23402 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
23403 avx512bw alternative.
23405 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
23406 before the ashr<mode>3 pattern.
23408 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
23409 v instead of x in vex or maybe_vex alternatives, use
23410 maybe_evex instead of vex in prefix.
23412 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
23413 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
23414 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
23415 in vex or maybe_vex alternatives, use maybe_evex instead of vex
23418 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
23419 v instead of x in vex or maybe_vex alternatives, use
23420 maybe_evex instead of vex in prefix.
23422 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
23423 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
23424 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
23425 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
23426 alternatives, use maybe_evex instead of vex in prefix.
23428 * config/i386/sse.md (vec_interleave_lowv4sf,
23429 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
23430 v instead of x in vex or maybe_vex alternatives, use
23431 maybe_evex instead of vex in prefix.
23433 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
23434 v instead of x in vex or maybe_vex alternatives, use
23435 maybe_evex instead of vex in prefix.
23437 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
23438 v constraint instead of x.
23440 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
23442 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
23443 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
23446 2016-05-06 Richard Biener <rguenther@suse.de>
23448 PR tree-optimization/70948
23449 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
23450 Properly clobber all fields of va_list for __builtin_va_start.
23452 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
23455 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
23456 loop latch destination.
23458 2016-05-06 Martin Liska <mliska@suse.cz>
23460 * tree-ssa-uninit.c: Apply manual changes
23461 to the GNU coding style.
23462 (prune_uninit_phi_opnds): Rename from
23463 prune_uninit_phi_opnds_in_unrealizable_paths.
23465 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23467 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
23468 mspace): Remove deprecated options.
23469 * doc/invoke.texi (SH options): Remove -mspace.
23471 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23473 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
23475 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23477 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
23478 corresponding combine split pattern.
23480 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23483 * config/sh/predicates.md (long_displacement_mem_operand): New.
23484 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
23485 Add movi20, movi20s alternatives. Adjust length attribute for
23487 (movsi_ie): Allow for any FPU. Adjust length attribute for
23489 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
23490 attribute for alternatives.
23491 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
23492 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
23493 length attribute for alternatives.
23495 2016-05-06 Richard Biener <rguenther@suse.de>
23497 PR tree-optimization/70960
23498 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
23500 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23503 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
23504 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
23506 2016-05-06 Marek Polacek <polacek@redhat.com>
23509 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
23511 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23514 * config/sh/sh.md (*rotcr): Add another variant.
23516 2016-05-06 Richard Biener <rguenther@suse.de>
23518 PR middle-end/70931
23519 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
23521 2016-05-06 Richard Biener <rguenther@suse.de>
23523 PR middle-end/70941
23524 * fold-const.c (split_tree): Always convert to the original type
23527 2016-05-06 Richard Biener <rguenther@suse.de>
23529 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
23530 (fwprop_addr): Likewise.
23532 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
23535 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
23537 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
23538 * config/i386/i386.md (push mem splitter): Use find_constant_src in
23539 the splitter condition.
23540 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
23541 the splitter condition.
23542 (FP float_extend load splitter): Ditto.
23544 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
23546 * config/i386/i386.md (peehole2 patterns): Change true_regnum
23547 to REGNO in all peephole2 patterns.
23548 (post-reload splitters): Change true_regnum to REGNO in
23549 post-reload splitters.
23550 (zero_extend splitters): Use general_reg_operand and
23551 nonimmediate_gr_operand predicates.
23553 2016-05-05 Jakub Jelinek <jakub@redhat.com>
23555 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
23556 v constraint instead of x.
23558 2016-05-05 Alan Modra <amodra@gmail.com>
23561 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
23562 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
23563 TARGET_NO_FP_IN_TOC for -mrelocatable.
23564 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
23565 TARGET_RELOCATABLE test.
23566 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
23567 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23568 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
23569 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
23570 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23571 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
23572 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
23573 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23574 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
23575 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
23577 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
23578 (rs6000_stack_info): Likewise.
23579 (rs6000_elf_asm_out_constructor): Likewise.
23580 (rs6000_elf_asm_out_destructor): Likewise.
23581 (rs6000_elf_declare_function_name): Likewise.
23582 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
23583 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
23586 2016-05-05 Alan Modra <amodra@gmail.com>
23588 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
23590 2016-05-05 Alan Modra <amodra@gmail.com>
23592 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
23593 out-of-line gpr restore for one or two regs if that would add
23596 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
23599 * config/i386/i386.md
23600 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
23601 Change to post-epilogue_completed late splitter. Use sse_reg_operand
23602 as operand 0 predicate.
23603 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
23605 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
23606 Ditto. Emit the pattern using RTX.
23608 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
23609 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
23610 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
23611 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
23613 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
23614 sse_reg_operand as operand 0 predicate.
23616 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
23617 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
23618 instead of gen_rtx_REG.
23619 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
23622 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
23624 * function.c (emit_use_return_register_into_block): Delete.
23625 (gen_return_pattern): Delete.
23626 (emit_return_into_block): Delete.
23627 (active_insn_between): Delete.
23628 (convert_jumps_to_returns): Delete.
23629 (emit_return_for_exit): Delete.
23630 (thread_prologue_and_epilogue_insns): Delete all code dealing with
23631 simple_return for shrink-wrapped blocks.
23632 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
23633 end of blocks that need one.
23634 (get_unconverted_simple_return): Delete.
23635 (convert_to_simple_return): Delete.
23636 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
23637 (convert_to_simple_return): Ditto.
23639 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
23641 * cfgcleanup.c (bb_is_just_return): New function.
23642 (try_optimize_cfg): Simplify jumps to return, branches to return,
23643 and branches around return.
23645 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
23647 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
23648 branch to a return.
23650 2016-05-04 Jakub Jelinek <jakub@redhat.com>
23654 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
23655 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
23656 assert flags & OEP_HASH_CHECK, instead of asserting it
23657 never happens. Handle TARGET_EXPR.
23658 * fold-const.c (operand_equal_p): For hash verification,
23659 or in OEP_HASH_CHECK into flags.
23661 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
23663 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
23665 (compute_samebase_partition_bases): Fix typo.
23667 2016-05-04 Jakub Jelinek <jakub@redhat.com>
23669 * config/i386/sse.md (vec_interleave_highv8sf,
23670 vec_interleave_lowv8sf, vec_interleave_highv4df,
23671 vec_interleave_lowv4df): Remove constraints from expanders.
23673 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
23675 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
23677 * tree-inline.c (expand_call_inline): Fix path dealing with
23678 making lhs of call statement undefined.
23680 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
23682 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
23683 Check availability on NODE, too.
23684 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
23685 (cgraph_node::call_for_symbol_and_aliases): Likewise.
23686 (varpool_node::call_for_symbol_and_aliase): Likewise.
23687 * ipa-pure-const.c (add_new_function): Analyze all bodies.
23688 (propagate_pure_const): Propagate across interposable functions, too.
23689 (skip_function_for_local_pure_const): Do not skip interposable bodies
23691 (pass_local_pure_const::execute): Update.
23693 2016-05-04 Marek Polacek <polacek@redhat.com>
23695 * doc/invoke.texi: Document -Wdangling-else.
23697 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
23699 * config.gcc: Error out when conflicting multilib is detected. Do not
23700 loop over multilibs since no combination is legal.
23702 2016-05-04 Alan Modra <amodra@gmail.com>
23704 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
23705 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
23706 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
23709 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
23711 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
23712 Clean up p5600 comments.
23714 2016-05-04 Richard Biener <rguenther@suse.de>
23716 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
23717 constructor simplifications.
23718 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
23720 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
23722 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
23723 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
23724 result.set_rtx is null instead of aborting.
23725 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
23727 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
23728 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
23729 *mov<mode>_store_postinc): New patterns.
23731 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
23733 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
23734 as commutative. Check both conversions are NOP.
23735 ((A & B) OP (C & B)): Remove.
23737 2016-05-04 Alan Modra <amodra@gmail.com>
23739 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
23741 2016-05-04 Alan Modra <amodra@gmail.com>
23744 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
23745 when cr2,3,4 are all fixed regs.
23747 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
23749 PR rtl-optimization/57193
23750 * opts.c (default_options_table): Revert OPT_frename_registers change.
23751 * doc/invoke.texi (-frename-registers, -O2): Likewise.
23753 2016-05-03 Martin Sebor <msebor@redhat.com>
23756 * builtins.c (fold_builtin_FILE): New function.
23757 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
23758 (fold_builtin_0): Call them.
23759 * gimplify.c (gimplify_call_expr): Remove the handling of
23760 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
23763 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
23764 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
23768 * doc/extend.texi (Function Names as Strings): Update __func__,
23769 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
23772 2016-05-03 Jakub Jelinek <jakub@redhat.com>
23773 Richard Biener <rguenther@suse.de>
23775 PR tree-optimization/70916
23776 * tree-if-conv.c: Include cfganal.h.
23777 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
23778 and remove_fake_exit_edges around the optimization pass.
23780 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
23782 * cgraph.c (symbol_table::create_edge): Set inline_failed.
23783 (cgraph_edge::make_direct): Likewise.
23784 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
23785 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
23786 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
23787 (CIF_THUNK): New code.
23788 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
23789 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
23790 (compute_inline_parameters): Set inline_failed for thunks.
23791 (inline_analyze_function): Cleanup.
23792 * ipa-inline.c (can_inline_edge_p): Do not deal with
23793 call_stmt_cannot_inline_p.
23794 (can_early_inline_edge_p): Likewise.
23795 (early_inliner): Initialize inline_failed.
23796 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
23798 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
23800 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
23801 from nonimm_ssenomem_operand.
23802 (nonimm_ssenomem_operand): New predicate.
23803 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
23804 as operand 0 predicate.
23805 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
23806 Disable unsupported alternatives using "enabled" attribute.
23807 Use register_ssemem_operand as operand 0 predicate.
23808 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
23810 2016-05-03 Marek Polacek <polacek@redhat.com>
23813 * input.c (expansion_point_location): New function.
23814 * input.h (expansion_point_location): Declare.
23816 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
23818 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
23819 occurence with frame_offset_ ones.
23821 2016-05-03 Alan Modra <amodra@gmail.com>
23823 PR rtl-optimization/70890
23824 * ira.c (combine_and_move_insns): When moving def_insn, remove
23825 equivs on use_insn.
23827 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
23829 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
23830 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
23831 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
23832 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
23834 2016-05-03 Alan Modra <amodra@gmail.com>
23836 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
23837 for SAVE_MULTIPLE/STORE_MULTIPLE.
23839 2016-05-03 Jakub Jelinek <jakub@redhat.com>
23841 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
23842 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
23844 2016-05-03 Richard Biener <rguenther@suse.de>
23846 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
23848 (gimplify_arg): Likewise.
23849 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
23850 re-writing the result to a decl if required.
23851 (internal_get_tmp_var): Add allow_ssa parameter
23852 and override into_ssa with it.
23853 (get_formal_tmp_var): Adjust.
23854 (get_initialized_tmp_var): Add allow_ssa parameter.
23855 (gimplify_arg): Add allow_ssa parameter and avoid generating
23856 SSA names for the result false.
23857 (gimplify_call_expr): If the call may return twice do not
23858 gimplify parameters into SSA.
23859 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
23860 (gimplify_modify_expr): Adjust assert. For noreturn calls
23861 with a SSA name LHS adjust its def.
23862 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
23863 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
23864 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
23865 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
23866 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
23867 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
23868 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
23869 (optimize_target_teams): Do not allow SSA names for clause operands.
23870 (gimplify_expr): Likewise for where we mark the result addressable.
23871 * passes.def (pass_init_datastructures): Remove.
23872 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
23873 (rewrite_stmt): Likewise.
23874 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
23875 (replace_locals_op): Replace SSA names.
23876 (copy_gimple_seq_and_replace_locals): Init src_cfun.
23877 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
23878 * cgraph.c (release_function_body): Free CFG annotations only
23879 when we have a CFG. Simplify.
23880 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
23881 force_gimple_operand instead of get_initialized_tmp_var.
23882 * tree-pass.h (make_pass_init_datastructures): Remove.
23883 * tree-ssa.c (execute_init_datastructures): Remove.
23884 (pass_data_init_datastructures): Likewise.
23885 (class pass_init_datastructures): Likewise.
23886 (make_pass_init_datastructures): Likewise.
23887 * omp-low.c (create_omp_child_function): Init SSA data structures.
23888 (grid_expand_target_grid_body): Likewise.
23889 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
23890 name before adding it to names_to_release.
23891 (remove_bb): Always release SSA defs.
23892 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
23893 before dereferencing it.
23894 * cgraphunit.c (init_lowered_empty_function): Always
23895 int SSA data structures.
23896 * tree-ssanames.c (release_defs): Remove assert that we are in
23898 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
23900 2016-05-03 Jakub Jelinek <jakub@redhat.com>
23901 Uros Bizjak <ubizjak@gmail.com>
23903 PR rtl-optimization/70467
23904 * config/i386/predicates.md (x86_64_hilo_int_operand,
23905 x86_64_hilo_general_operand): New predicates.
23906 * config/i386/constraints.md (Wd): New constraint.
23907 * config/i386/i386.md (mode attr di): Use Wd instead of e.
23908 (general_hilo_operand): New mode attr.
23909 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
23910 instead of <general_operand>.
23911 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
23912 x86_64_hilo_general_operand instead of <general_operand>.
23914 2016-05-03 Jakub Jelinek <jakub@redhat.com>
23916 PR tree-optimization/70916
23917 * tree-if-conv.c (constant_or_ssa_name): Removed.
23918 (fold_build_cond_expr): Use is_gimple_val instead of
23919 constant_or_ssa_name.
23921 PR tree-optimization/70916
23922 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
23923 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
23926 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
23927 (optimize_atomic_bit_test_and): New function.
23928 (pass_fold_builtins::execute): Use it.
23929 * optabs.def (atomic_bit_test_and_set_optab,
23930 atomic_bit_test_and_complement_optab,
23931 atomic_bit_test_and_reset_optab): New optabs.
23932 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
23933 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
23934 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
23935 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
23936 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
23937 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
23938 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
23939 * doc/md.texi (atomic_bit_test_and_set@var{mode},
23940 atomic_bit_test_and_complement@var{mode},
23941 atomic_bit_test_and_reset@var{mode}): Document.
23942 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
23943 atomic_bit_test_and_complement<mode>,
23944 atomic_bit_test_and_reset<mode>): New expanders.
23945 (atomic_bit_test_and_set<mode>_1,
23946 atomic_bit_test_and_complement<mode>_1,
23947 atomic_bit_test_and_reset<mode>_1): New insns.
23949 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
23951 PR rtl-optimization/70687
23952 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
23953 instead of unsigned HOST_WIDE_INT.
23955 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
23957 PR rtl-optimization/44281
23958 * hard-reg-set.h (struct target_hard_regs): New field
23959 x_fixed_nonglobal_reg_set.
23960 (fixed_nonglobal_reg_set): New macro.
23961 * reginfo.c (init_reg_sets_1): Initialize it.
23962 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
23964 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
23966 2016-05-03 Bin Cheng <bin.cheng@arm.com>
23968 PR tree-optimization/56541
23969 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
23970 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
23971 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
23972 (any_complicated_phi): new static variable.
23973 (aggressive_if_conv): delete.
23974 (if_convertible_phi_p): support phis with more than two arguments.
23975 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
23976 critical pred edges.
23977 (ifcvt_split_critical_edges): support phis with more than two
23978 arguments by checking new parameter. only split critical edges
23980 (tree_if_conversion): handle simd pragma marked loop using new
23981 local variable aggressive_if_conv. check any_complicated_phi.
23983 2016-05-03 Bin Cheng <bin.cheng@arm.com>
23985 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
23988 2016-05-03 Bin Cheng <bin.cheng@arm.com>
23990 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
23993 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
23995 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
23996 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
23997 define_insn_and_split.
23998 (mulsi3_i): New define_insn_and_split.
23999 (mulsi3_call): Convert to define_insn.
24000 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
24001 Remove constraints.
24003 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24005 * machmode.h (mode_complex): Add support to give the complex mode
24007 (GET_MODE_COMPLEX_MODE): Likewise.
24008 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
24009 stored by build_complex_type and gfc_build_complex_type instead of
24010 trying to figure out the appropriate mode based on the size. Raise
24011 an assertion error, if the type was not set.
24012 * genmodes.c (struct mode_data): Add field for the complex type of
24014 (blank_mode): Likewise.
24015 (make_complex_modes): Remember the complex mode created in the
24017 (emit_mode_complex): Write out the mode_complex array to map a
24018 type mode to the complex version.
24019 (emit_insn_modes_c): Likewise.
24020 * tree.c (build_complex_type): Set the complex type to use before
24021 calling layout_type.
24022 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
24023 support for __float128 complex datatypes.
24024 (rs6000_hard_regno_mode_ok): Likewise.
24025 (rs6000_setup_reg_addr_masks): Likewise.
24026 (rs6000_complex_function_value): Likewise.
24027 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
24028 __float128 and __ibm128 complex.
24029 (FLOAT128_IBM_P): Likewise.
24030 (ALTIVEC_ARG_MAX_RETURN): Likewise.
24031 * doc/extend.texi (Additional Floating Types): Document that
24032 -mfloat128 must be used to enable __float128. Document complex
24033 __float128 and __ibm128 support.
24035 2016-05-02 Jakub Jelinek <jakub@redhat.com>
24038 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
24039 char/short arguments promoted to int because of promote_prototypes.
24041 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
24043 * config/i386/predicates.md (register_ssemem_operand): New predicate.
24044 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
24045 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
24046 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
24047 alternatives using "enabled" attribute. Use register_ssemem_operand
24048 as operand 1 predicate.
24049 (*cmpi<unord>xf_i387): Split XFmode pattern from
24050 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
24051 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
24052 *absneg<mode>2_i387. Disable unsupported alternatives using
24053 "enabled" attribute.
24054 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
24056 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
24058 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
24060 (oacc_loop_process): Check mask for loop termination.
24062 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
24064 * cif-code.def (CIF_THUNK): Add.
24065 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
24068 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
24070 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
24071 (dump_inline_summary): Dump it.
24072 (fp_expression_p): New predicate.
24073 (estimate_function_body_sizes): Use it.
24074 (inline_merge_summary): Merge fp_expressions.
24075 (inline_read_section): Read fp_expressions.
24076 (inline_write_summary): Write fp_expressions.
24077 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
24078 codegen boundary if either caller or callee is !fp_expressions.
24079 * ipa-inline.h (inline_summary): Add fp_expressions.
24080 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
24081 to fp_expressions be sure the fp generation flags are updated.
24083 2016-05-02 Jakub Jelinek <jakub@redhat.com>
24085 PR rtl-optimization/70467
24086 * cse.c (cse_insn): Handle no-op MEM moves after folding.
24088 PR rtl-optimization/70467
24089 * ipa-pure-const.c (check_call): Handle internal calls even in
24090 ipa mode like in local mode.
24092 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
24094 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
24096 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
24098 * match.pd (X u< X, X u> X): New transformations.
24100 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
24102 * flag-types.h (enum warn_strict_overflow_code): Move ...
24103 * coretypes.h: ... here.
24104 * fold-const.h (fold_overflow_warning): Declare.
24105 * fold-const.c (fold_overflow_warning): Make non-static.
24106 (fold_comparison): Move the transformation of X +- C1 CMP C2
24107 into X CMP C2 -+ C1 ...
24108 * match.pd: ... here.
24109 * gimple-fold.c (fold_stmt_1): Protect with
24110 fold_defer_overflow_warnings.
24112 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
24114 * omp-low.c (struct oacc_loop): Add 'inner' field.
24115 (new_oacc_loop_raw): Initialize it to zero.
24116 (oacc_loop_fixed_partitions): Initialize it.
24117 (oacc_loop_auto_partitions): Partition outermost loop to outermost
24118 available partitioning.
24120 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
24122 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
24124 (umulsidi3): Likewise.
24125 (indirect_jump): Fix jump instruction assembly patterns.
24127 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
24130 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
24131 (nvptx_function_value): Assert non-NULL cfun.
24133 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
24135 PR rtl-optimization/70886
24136 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
24138 * cselib.h (rtx_equal_for_cselib_1): Declare.
24139 (rtx_equal_for_cselib_p: New inline function.
24140 * cselib.c (rtx_equal_for_cselib_p): Delete.
24141 (rtx_equal_for_cselib_1): Make public.
24143 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
24145 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
24146 (register_mixssei387nonimm_operand): Remove predicate.
24147 * config/i386/i386.md (*fop_<mode>_comm): Merge from
24148 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
24149 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
24150 for TARGET_MIX_SSE_I387 alternatives.
24151 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
24152 Disable unsupported alternatives using "enabled" attribute. Use
24153 nonimm_ssenomem_operand as operand 1 predicate. Also check
24154 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
24156 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24158 * tree.c (cst_and_fits_in_hwi): Simplify.
24160 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24162 * tree.h (wi::to_wide): New function.
24163 * expr.c (expand_expr_real_1): Use wi::to_wide.
24164 * fold-const.c (int_const_binop_1): Likewise.
24165 (extract_muldiv_1): Likewise.
24167 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24169 * wide-int.h: Update offset_int and widest_int documentation.
24170 (WI_SIGNED_SHIFT_RESULT): New macro.
24171 (wi::binary_shift): Define signed_shift_result_type for
24172 shifts on offset_int- and widest_int-like types.
24173 (generic_wide_int): Support <<= and >>= if << and >> are supported.
24174 * tree.h (int_bit_position): Use shift operators instead of wi::
24176 * alias.c (adjust_offset_for_component_ref): Likewise.
24177 * expr.c (get_inner_reference): Likewise.
24178 * fold-const.c (fold_comparison): Likewise.
24179 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
24180 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
24181 * tree-dfa.c (get_ref_base_and_extent): Likewise.
24182 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
24183 (stmt_kills_ref_p): Likewise.
24184 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
24185 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
24186 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
24187 (ao_ref_init_from_vn_reference): Likewise.
24189 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24191 * wide-int.h: Update offset_int and widest_int documentation.
24192 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
24193 (wi::binary_traits): Allow ordered comparisons between offset_int and
24194 offset_int, between widest_int and widest_int, and between either
24195 of these types and basic C types.
24196 (operator <, <=, >, >=): Define for the same combinations.
24197 * tree.h (tree_int_cst_lt): Use comparison operators instead
24198 of wi:: comparisons.
24199 (tree_int_cst_le): Likewise.
24200 * gimple-fold.c (fold_array_ctor_reference): Likewise.
24201 (fold_nonarray_ctor_reference): Likewise.
24202 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
24203 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
24204 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
24205 * tree-sra.c (completely_scalarize): Likewise.
24206 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
24207 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
24208 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
24209 (check_for_binary_op_overflow): Likewise.
24210 (search_for_addr_array): Likewise.
24211 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
24213 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
24215 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
24216 (arc_save_restore): Likewise.
24217 (arc_dwarf_register_span): Likewise.
24218 (arc_output_pic_addr_const): Initialize suffix variable.
24220 2016-05-02 Martin Liska <mliska@suse.cz>
24222 * symbol-summary.h (function_summary::function_summary):
24223 Remove checking assert for all cgraph nodes.
24224 (function_summary::get): Check summary_uid.
24225 (symtab_insertion): Check summary_uid.
24227 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
24229 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
24230 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
24231 bmaskn instruction.
24232 (arc_dwarf_register_span): Remove enum keyword.
24233 (compact_memory_operand_p): New function.
24234 * config/arc/arc.h (reg_class): Add code density register classes.
24235 (REG_CLASS_NAMES): Likewise.
24236 (REG_CLASS_CONTENTS): Likewise.
24237 * config/arc/arc.md (*movqi_insn): Add code density instructions.
24238 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
24239 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
24240 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
24241 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
24243 (h, Rcd, Rsd, Rzd): New register constraints.
24244 (T): Use compact_memory_operand_p function.
24245 * config/arc/predicates.md (compact_load_memory_operand): Remove.
24247 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
24249 * config/sh/sh.md (*negnegt, *movtt): Remove.
24251 2016-05-02 Marek Polacek <polacek@redhat.com>
24252 Tom de Vries <tom@codesourcery.com>
24254 PR tree-optimization/70700
24255 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
24256 bigger than FIRST_REF_NODE.
24258 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
24261 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
24263 (prepare_cbranch_operands): Don't use scratch register. Assume that
24264 function is used when pseudos can be created.
24265 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
24266 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
24267 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
24268 define_expand. Allow it only when pseudos can be created.
24269 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
24271 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
24273 * config/i386/constraints.md (BC): Only allow -1 operands.
24274 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
24275 Add "enabled" attribute. Update XI mode attribute calculation.
24276 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
24277 (*movoi_internal_avx): Update XI mode attribute calculation.
24278 (*movti_internal): Ditto.
24280 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
24282 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
24283 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
24285 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
24287 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
24288 statement on instruction code. Remove trailing spaces.
24289 (altivec_expand_stv_builtin): Likewise.
24291 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
24293 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
24294 (TARGET_FPU_DOUBLE): Simplify.
24295 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
24296 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
24297 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
24298 with 'TARGET_FPU_DOUBLE'.
24299 * config/sh/sh.md: Likewise.
24301 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
24303 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
24304 SH_DIV_STR_FOR_SIZE): Remove.
24305 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
24306 SH_DIV_STR_FOR_SIZE): Remove.
24308 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
24310 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
24311 logical_reg_operand): Delete.
24312 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
24313 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
24314 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
24315 match_operand and match_test.
24316 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
24317 variables on their first use. Return bool values.
24318 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
24319 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
24320 arith_reg_operand for input operand. Remove empty constraints.
24322 (*xorsi3_compact): Rename to xorsi3.
24323 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
24324 (*zero_extend<mode>si2_disp_mem): Update comment.
24327 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
24329 * config/sh/t-sh: Remove SH5 support.
24330 * config.gcc: Likewise.
24331 * configure: Likewise.
24333 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24335 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
24337 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
24339 * config/sh/sh.c (register_sh_passes, sh_option_override,
24340 sh_print_operand, prepare_move_operands,
24341 sh_can_follow_jump): Remove TARGET_SH1 checks.
24342 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
24343 PROMOTE_MODE): Likewise.
24344 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
24347 2016-04-30 Alan Modra <amodra@gmail.com>
24349 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
24350 restoring when fixed_reg_p, but allow out-of-line or stmw save.
24351 Check for user regs later to avoid unnecessary looping over regs.
24352 Merge user reg check with non-saved reg check. Don't force
24353 inline VR restore when static chain used.
24354 (rs6000_frame_related): Omit eh_frame info for user regs when
24356 (fixed_regs_p): Delete.
24358 2016-04-30 Alan Modra <amodra@gmail.com>
24360 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
24361 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
24364 2016-04-30 Alan Modra <amodra@gmail.com>
24367 * config/rs6000/rs6000.c (fixed_reg_p): New function.
24368 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
24371 2016-04-30 Alan Modra <amodra@gmail.com>
24373 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
24374 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
24375 flag_pic test for Darwin.
24377 2016-04-30 Alan Modra <amodra@gmail.com>
24379 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
24380 throw_calls_crossed.
24381 (REG_FREQ_CALLS_CROSSED): Delete.
24382 (REG_N_THROWING_CALLS_CROSSED): Delete.
24383 * regstat.c (regstat_bb_compute_ri): Don't calculate
24384 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
24385 (dump_reg_info): Don't print call cross frequency.
24386 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
24387 and REG_N_THROWING_CALLS_CROSSED.
24389 2016-04-30 Alan Modra <amodra@gmail.com>
24391 * regs.h (struct reg_info_t): Delete live_length.
24392 (REG_LIVE_LENGTH): Delete macro.
24393 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
24394 local_live, local_processed and local_live_last_luid params.
24395 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
24397 (regstat_compute_ri): Adjust for above. Don't set
24399 (dump_reg_info): Don't print live length.
24400 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
24401 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
24402 Localize loop_depth var.
24404 2016-04-30 Alan Modra <amodra@gmail.com>
24406 * ira.c (enum valid_equiv): New.
24407 (validate_equiv_mem): Return enum.
24408 (update_equiv_mem): Create replacement in more cases.
24409 (add_store_equivs): Update validate_equiv_mem call.
24411 2016-04-30 Alan Modra <amodra@gmail.com>
24413 * ira.c (combine_and_move_insns): Rather than scanning insns,
24414 use DF infrastucture to find use and def insns.
24416 2016-04-30 Alan Modra <amodra@gmail.com>
24418 ira.c (combine_and_move_insns): Move invariant conditions..
24419 (ira.c): ..to here. Call combine_and_move_insns before
24420 add_store_equivs. Call grow_reg_equivs later. Allocate
24421 req_equiv later using max_reg_num() rather than global max_regno.
24422 (contains_replace_regs): Delete.
24423 (add_store_equivs): Remove contains_replace_regs test.
24425 2016-04-30 Alan Modra <amodra@gmail.com>
24427 * ira.c (struct equiv_mem_data): New.
24428 (equiv_mem, equiv_mem_modified): Delete static vars.
24429 (validate_equiv_mem_from_store): Use "data" param to communicate..
24430 (validate_equiv_mem): ..from here.
24432 2016-04-30 Alan Modra <amodra@gmail.com>
24434 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
24436 (update_reg_equivs): ..here. Move allocation and freeing of
24437 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
24438 end_alias_analysis to..
24441 2016-04-30 Alan Modra <amodra@gmail.com>
24443 * ira.c (pdx_subregs): Delete.
24444 (struct equivalence): Add pdx_subregs field.
24445 (set_paradoxical_subreg): Remove pdx_subregs param. Update
24446 pdx_subregs access.
24447 (update_equiv_regs): Don't create or free pdx_subregs. Update
24448 pdx_subregs access.
24450 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24452 * config/rs6000/altivec.h: Change definitions of vec_xl and
24454 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
24455 (LD_ELEMREV_V2DI): New.
24456 (LD_ELEMREV_V4SF): New.
24457 (LD_ELEMREV_V4SI): New.
24458 (LD_ELEMREV_V8HI): New.
24459 (LD_ELEMREV_V16QI): New.
24460 (ST_ELEMREV_V2DF): New.
24461 (ST_ELEMREV_V2DI): New.
24462 (ST_ELEMREV_V4SF): New.
24463 (ST_ELEMREV_V4SI): New.
24464 (ST_ELEMREV_V8HI): New.
24465 (ST_ELEMREV_V16QI): New.
24468 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
24469 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
24470 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
24471 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
24472 (altivec_expand_builtin): Add handling for
24473 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
24474 (rs6000_invalid_builtin): Add error-checking for
24475 RS6000_BTM_P9_VECTOR.
24476 (altivec_init_builtins): Define builtins used to implement vec_xl
24478 (rs6000_builtin_mask_names): Define power9-vector.
24479 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
24480 (RS6000_BTM_P9_VECTOR): Define.
24481 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
24482 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
24483 (vsx_ld_elemrev_v2df): Likewise.
24484 (vsx_ld_elemrev_v4sf): Likewise.
24485 (vsx_ld_elemrev_v4si): Likewise.
24486 (vsx_ld_elemrev_v8hi): Likewise.
24487 (vsx_ld_elemrev_v16qi): Likewise.
24488 (vsx_st_elemrev_v2df): Likewise.
24489 (vsx_st_elemrev_v2di): Likewise.
24490 (vsx_st_elemrev_v4sf): Likewise.
24491 (vsx_st_elemrev_v4si): Likewise.
24492 (vsx_st_elemrev_v8hi): Likewise.
24493 (vsx_st_elemrev_v16qi): Likewise.
24494 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
24497 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
24499 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
24501 (simplify_control_stmt_condition_1): ... here. Recurse into
24502 BIT_AND_EXPRs and BIT_IOR_EXPRs.
24504 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
24507 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
24508 (zero_extendqi<mode>2_dot): Revert earlier conversion from
24509 define_insn_and_split to define_insn.
24510 (zero_extendqi<mode>2_dot2): Same.
24511 (extendqi<mode>2_dot): Same.
24512 (extendqi<mode>2_dot2): Same.
24514 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24516 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
24517 (probe_stack): New expander.
24518 (probe_stack_<mode>): New insn pattern.
24520 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24522 * config/i386/i386.md
24523 (operations with memory inputs setting flags peephole2):
24524 Remove uneeded REG_P checks. Cleanup pattern generation.
24526 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
24528 * tree-vect-loop.c (vect_transform_loop): Fix
24529 nb_iterations_upper_bound computation for vectorized loop.
24531 2016-04-29 Marek Polacek <polacek@redhat.com>
24532 Jakub Jelinek <jakub@redhat.com>
24535 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
24536 TARGET_EXPR_SLOT as a base.
24538 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
24540 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
24541 with 'rCm2' constraints to limit possible immediate size.
24542 (*load_zeroextendqisi_update): Likewise.
24543 (*load_signextendqisi_update): Likewise.
24544 (*loadhi_update): Likewise.
24545 (*load_zeroextendhisi_update): Likewise.
24546 (*load_signextendhisi_update): Likewise.
24547 (*loadsi_update): Likewise.
24548 (*loadsf_update): Likewise.
24550 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24552 * config/i386/predicates.md (constm1_operand): Fix comparison.
24554 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
24556 * testsuite/gcc.target/arc/ieee_eq.c: New test.
24558 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
24560 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
24561 remaining SH5 related settings.
24562 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
24563 shmedia_prepare_call_address): Delete.
24564 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
24565 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
24566 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
24567 UNSUPPORTED_SH2A): Remove m5 checks.
24568 (sh_divide_strategy_e): Remove SH5 division strategies.
24569 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
24570 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
24572 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
24574 * config/s390/s390.c (s390_rtx_costs): Update documentation.
24576 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24578 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
24579 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
24580 Change lder to ldr.
24581 * config/s390/vector.md ("mov<mode>"): Likewise.
24583 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
24585 * config/s390/constraints.md ("U", "W"): Invoke
24586 s390_mem_constraint with "ZR" and "ZT".
24587 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
24588 addresses when using LRA. Accept also short displacements for S
24589 and T constraints. Do not check for long displacement target for
24590 S and T constraints.
24591 (s390_mem_constraint): Remove handling of U and W constraints.
24592 * config/s390/s390.md (various patterns): Remove the short
24593 displacement constraints (Q and R) if a long displacement
24594 constraint is present. Add longdisp as required CPU capability.
24595 * config/s390/vector.md: Likewise.
24596 * config/s390/vx-builtins.md: Likewise.
24598 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
24601 * reload1.c (reload): Call finish_spills before
24602 restarting reload loop. Skip select_reload_regs
24603 if update_eliminables_and_spill returns true.
24605 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
24607 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
24608 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
24609 (umulhisi3_imm): Update predicates and constraint letters.
24610 (umulhisi3_reg): Declare instruction as commutative.
24611 * config/arc/constraints.md (J12, J16): New constraints.
24612 * config/arc/predicates.md (short_unsigned_const_operand): New
24614 (arc_short_operand): Likewise.
24615 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
24617 2016-04-29 Richard Biener <rguenther@suse.de>
24619 PR tree-optimization/13962
24620 PR tree-optimization/65686
24621 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
24622 * tree-ssa-alias.c (ptrs_compare_unequal): New function
24623 using PTA to compare pointers.
24624 * match.pd: Add pattern for pointer equality compare simplification
24625 using ptrs_compare_unequal.
24627 2016-04-29 Richard Biener <rguenther@suse.de>
24629 * stor-layout.c (layout_type): Do not build a pointer-to-element
24632 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24634 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
24635 Use SWI mode iterator. Use general_reg_operand predicate.
24636 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
24637 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
24640 2016-04-29 Jakub Jelinek <jakub@redhat.com>
24642 PR middle-end/70843
24643 * fold-const.c (operand_equal_p): Don't verify hash value equality
24645 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
24648 2016-04-28 Jakub Jelinek <jakub@redhat.com>
24651 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
24652 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
24653 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
24654 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
24655 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
24657 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24659 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
24660 to info. Don't initialize separate fields to 0. Clean up
24663 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24665 * config/i386/i386.md (peephole2s for operations with memory inputs):
24666 Use SWI mode iterator.
24667 (peephole2s for operations with memory outputs): Ditto.
24668 Do not check for stack checking probe.
24670 (probe_stack): Remove expander.
24672 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24673 Andrew Burgess <andrew.burgess@embecosm.com>
24675 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
24676 operands as 32-bits.
24678 2016-04-28 Jason Merrill <jason@redhat.com>
24680 * gdbinit.in: Skip line-map.h.
24682 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24683 Andrew Burgess <andrew.burgess@embecosm.com>
24685 * config/arc/arc.c (arc_conditional_register_usage): Take
24686 TARGET_RRQ_CLASS into account.
24687 (arc_print_operand): Support printing 'p' and 's' operands.
24688 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
24690 (TARGET_RRQ_CLASS): Define.
24691 (IS_POWEROF2_OR_0_P): Define.
24692 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
24694 (*tst_movb): New define_insn.
24695 (*tst): Avoid recognition if it could prevent '*tst_movb'
24696 combination; replace c/CnL with c/Chs alternative.
24697 (*tst_bitfield_tst): New define_insn.
24698 (*tst_bitfield_asr): New define_insn.
24699 (*tst_bitfield): New define_insn.
24700 (andsi3_i): Add Rrq variant.
24701 (extzv): New define_expand.
24702 (insv): New define_expand.
24703 (*insv_i): New define_insn.
24704 (*movb): New define_insn.
24705 (*movb_signed): New define_insn.
24706 (*movb_high): New define_insn.
24707 (*movb_high_signed): New define_insn.
24708 (*movb_high_signed + 1): New define_split pattern.
24709 (*mrgb): New define_insn.
24710 (*mrgb + 1): New define_peephole2 pattern.
24711 (*mrgb + 2): New define_peephole2 pattern.
24712 * config/arc/arc.opt (mbitops): New option for nps400, uses
24713 TARGET_NPS_BITOPS_DEFAULT.
24714 * config/arc/constraints.md (q): Make register class conditional.
24715 (Rrq): New register constraint.
24716 (Chs): New constraint.
24717 (Clo): New constraint.
24718 (Chi): New constraint.
24719 (Cbf): New constraint.
24720 (Cbn): New constraint.
24721 (C18): New constraint.
24722 (Cbi): New constraint.
24724 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24726 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
24728 (bitmap_intersection_of_preds): Ditto.
24729 (bitmap_union_of_succs): Ditto.
24730 (bitmap_union_of_preds): Ditto.
24731 * sbitmap.c (do_popcount): Delete.
24732 (BITMAP_DEBUGGING): Delete.
24733 (sbitmap_verify_popcount): Delete.
24734 (sbitmap_alloc): Don't initialize the popcount field.
24735 (sbitmap_alloc_with_popcount): Delete.
24736 (sbitmap_resize): Don't resize the popcount array.
24737 (sbitmap_vector_alloc): Don't initialize the popcount field.
24738 (bitmap_copy): Don't copy the popcount array.
24739 (bitmap_clear): Don't clear the popcount array.
24740 (bitmap_clear): Delete the popcount array handling.
24741 (bitmap_ior_and_compl): Delete the popcount assert.
24742 (bitmap_not): Ditto.
24743 (bitmap_and_compl): Ditto.
24744 (bitmap_and): Delete the popcount array handling.
24745 (bitmap_xor): Ditto.
24746 (bitmap_ior): Ditto.
24747 (bitmap_or_and): Delete the popcount assert.
24748 (bitmap_and_or): Ditto.
24749 (popcount_table): Delete.
24750 (sbitmap_elt_popcount): Delete.
24751 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
24752 (bitmap_set_bit): Delete the popcount assert.
24753 (bitmap_clear_bit): Ditto.
24754 (sbitmap_free): Don't free the popcount array.
24755 (sbitmap_alloc_with_popcount): Delete declaration.
24756 (sbitmap_popcount): Ditto.
24758 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24759 Andrew Burgess <andrew.burgess@embecosm.com>
24761 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
24762 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
24763 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
24764 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
24765 * config/arc/arc.opt (mcmem): New option.
24766 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
24767 supply length for r/m alternative.
24768 (*extendqisi2_ac): Likewise.
24769 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
24771 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
24772 (movhi_insn): Likewise.
24773 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
24774 (*zero_extendqihi2_i): Add r/Ucm alternative.
24775 (*zero_extendqisi2_ac): Likewise.
24776 (*zero_extendhisi2_i): Likewise.
24777 * config/arc/constraints.md (Uex): New memory constraint.
24778 (Ucm): New define_constraint.
24779 * config/arc/predicates.md (long_immediate_loadstore_operand):
24780 Return 0 for MEM with cmem_address address.
24781 (cmem_address_0): New predicates.
24782 (cmem_address_1): Likewise.
24783 (cmem_address_2): Likewise.
24784 (cmem_address): Likewise.
24786 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24788 * config/rs6000/rs6000.c (machine_function): Rename
24789 insn_chain_scanned_p to spe_insn_chain_scanned_p.
24790 (rs6000_stack_info): Adjust.
24792 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24793 Andrew Burgess <andrew.burgess@embecosm.com>
24795 * config/arc/constraints.md (Usd): Convert to define_constraint.
24799 2016-04-28 Jakub Jelinek <jakub@redhat.com>
24802 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
24803 Add new peephole2 where the first insn is *mov<mode>_or instead of
24804 *mov<mode>_internal.
24806 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
24808 * tracer.c (bb_seen): Make static.
24810 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
24812 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
24813 support, setup defaults.
24814 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
24815 * config/arc/arc.c (arc_init): Add NPS400 support.
24816 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
24817 (TARGET_ARC700): NPS400 is also an ARC700.
24818 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
24820 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24823 * config/nds32/nds32.md (casesi): Don't access the operands array
24826 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24828 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
24829 (or $-1,reg peephole2): Ditto.
24830 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
24832 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
24834 * doc/extend.texi (Common Function Attributes) [optimize]:
24835 Discourage use of the optimize attribute.
24837 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
24839 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
24840 special case builtin.
24841 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
24842 ALTIVEC_BUILTIN_VEC_ADDE.
24843 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
24844 support for ALTIVEC_BUILTIN_VEC_ADDE.
24845 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
24846 for __builtin_vec_adde.
24848 2016-04-28 Jakub Jelinek <jakub@redhat.com>
24850 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
24851 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
24853 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24856 * doc/sourcebuild.texi (Effective-Target Keywords, Other
24857 attributes): Document cilkplus_runtime.
24859 2016-04-28 Martin Jambor <mjambor@suse.cz>
24861 * tree-cfg.c (verify_expr): Verify that local declarations belong to
24862 this function. Call verify_expr on MEM_REFs and bases of other
24863 handled_components.
24865 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24867 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
24868 for WORD_REGISTER_OPERATIONS to runtime check.
24870 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24872 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
24874 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24876 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
24877 big-endian compilation.
24878 * config/arc/arc.md (addf3): Likewise.
24879 (subdf3): Likewise.
24880 (muldf3): Likewise.
24882 2016-04-28 Richard Biener <rguenther@suse.de>
24884 PR tree-optimization/70840
24885 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
24886 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
24887 Mark x * pow(x,c) -> pow(x,c+1) commutative.
24888 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
24890 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24892 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
24893 and explain why in a comment.
24895 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24897 * config/arc/arc.md (cpu_facility): Add fpx variant.
24898 (subdf3): Prohibit use reverse sub when assist operations option
24900 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
24901 instructions only when FPX is enabled.
24902 * testsuite/gcc.target/arc/trsub.c: New test.
24904 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24906 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
24907 mult_operator when calculating "type" attribute.
24908 (*fop_<mode>_1_i387): Ditto.
24909 (*fop_xf_1_i387): Ditto.
24910 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
24911 Use std::swap to swap operands. Use RTL expressions to generate
24914 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24915 Joern Rennecke <joern.rennecke@embecosm.com>
24917 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
24919 (emit_pic_move): Remove.
24920 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
24921 * config/arc/arc.c (emit_pic_move): Removed.
24922 (TARGET_HAVE_TLS): Define.
24923 (arc_conditional_register_usage): Test for arc_tp_regno.
24924 (arc_print_operand, arc_print_operand_address): Handle TLS
24926 (arc_needs_pcl_p): New function.
24927 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
24928 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
24929 (arc_raw_symbolic_reference_mentioned_p): Likewise.
24930 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
24931 (arc_legitimize_tls_address): Likewise.
24932 (DTPOFF_ZERO_SYM): Define.
24933 (arc_legitimize_pic_address): Make it static, handle TLS cases.
24934 (arc_output_pic_addr_const): Print TLS unspecs.
24935 (prepare_pic_move): New function, replaces emit_pic_move.
24936 (arc_legitimate_constant_p): Handle TLS unspecs.
24937 (arc_legitimate_address_p): Likewise.
24938 (arc_rewrite_small_data_p): Use assert for TLS constants.
24939 (prepare_move_operands): Use prepare_pic_move.
24940 (arc_legitimize_address): Legitimize tls addresses.
24941 (arc_epilogue_uses): Check for arc_tp_regno.
24942 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
24943 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
24945 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
24947 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
24948 %(arc_tls_extra_start_spec).
24949 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
24950 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
24952 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
24953 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
24954 (UNSPEC_TLS_OFF): Add.
24956 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
24957 (get_thread_pointersi): New patterns.
24958 * config/arc/arc.opt (mtp-regno): New option.
24959 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
24960 (move_dest_operand): Likewise.
24961 * configure: Regenerate.
24962 * configure.ac: Add arc*-*-* case to test for tls.
24963 * doc/invoke.texi (ARC options): Document mtp-regno.
24965 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24967 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
24968 the new ARC HS SIMD instructions.
24969 (arc_preferred_simd_mode): New function.
24970 (arc_autovectorize_vector_sizes): Likewise.
24971 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
24972 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
24973 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
24974 (arc_init_builtins): Add new SIMD builtin types.
24975 (arc_split_move): Handle 64 bit vector moves.
24976 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
24977 (TARGET_PLUS_QMACW): Define.
24978 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
24979 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
24980 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
24981 (VSUBADD4H): New builtins.
24982 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
24983 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
24985 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
24986 Matthias Klose <doko@debian.org>
24988 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
24990 2016-04-28 Richard Biener <rguenther@suse.de>
24992 PR middle-end/70777
24993 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
24996 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
24998 * common/config/sh/sh-common.c: Remove SH5 support.
24999 * config/sh/constraints.md: Likewise.
25000 * config/sh/config/sh/elf.h: Likewise.
25001 * config/sh/linux.h: Likewise.
25002 * config/sh/netbsd-elf.h: Likewise.
25003 * config/sh/predicates.md: Likewise.
25004 * config/sh/sh-c.c: Likewise.
25005 * config/sh/sh-protos.h: Likewise.
25006 * config/sh/sh.c: Likewise.
25007 * config/sh/sh.h: Likewise.
25008 * config/sh/sh.md: Likewise.
25009 * config/sh/sh.opt: Likewise.
25010 * config/sh/sync.md: Likewise.
25011 * config/sh/sh64.h: Delete.
25012 * config/sh/shmedia.h: Likewise.
25013 * config/sh/shmedia.md: Likewise.
25014 * config/sh/sshmedia.h: Likewise.
25015 * config/sh/t-netbsd-sh5-64: Likewise.
25016 * config/sh/t-sh64: Likewise.
25017 * config/sh/ushmedia.h: Likewise.
25019 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25021 * config/i386/i386.md (sign_extend to memory peephole2s): Use
25022 general_reg_operand instead of register_operand predicate.
25024 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
25026 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
25028 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
25030 * match.pd (A - B > A, A + B < A): New transformations.
25032 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
25034 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
25035 which defaults to true. Emit an outer pair of parentheses only if
25036 EMIT_PARENS. When continuing a chain of && or || (or & or |),
25037 don't emit parentheses for the right-hand operand.
25039 2016-04-27 Jeff Law <law@redhat.com>
25041 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
25043 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25045 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
25046 (altivec_lvx_<mode>_internal): Document.
25047 (altivec_lvx_<mode>_2op): New define_insn.
25048 (altivec_lvx_<mode>_1op): Likewise.
25049 (altivec_lvx_<mode>_2op_si): Likewise.
25050 (altivec_lvx_<mode>_1op_si): Likewise.
25051 (altivec_stvx_<mode>): Remove.
25052 (altivec_stvx_<mode>_internal): Document.
25053 (altivec_stvx_<mode>_2op): New define_insn.
25054 (altivec_stvx_<mode>_1op): Likewise.
25055 (altivec_stvx_<mode>_2op_si): Likewise.
25056 (altivec_stvx_<mode>_1op_si): Likewise.
25057 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
25058 Expand vec_ld and vec_st during parsing.
25059 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
25061 (altivec_expand_stvx_be): Likewise.
25062 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
25063 address-masking behavior in RTL.
25064 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
25065 address-masking behavior in RTL.
25066 (altivec_expand_builtin): Change builtin code arguments for calls
25067 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
25068 (insn_is_swappable_p): Avoid incorrect swap optimization in the
25069 presence of lvx/stvx patterns.
25070 (alignment_with_canonical_addr): New function.
25071 (alignment_mask): Likewise.
25072 (find_alignment_op): Likewise.
25073 (recombine_lvx_pattern): Likewise.
25074 (recombine_stvx_pattern): Likewise.
25075 (recombine_lvx_stvx_patterns): Likewise.
25076 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
25077 stvx patterns from expand.
25078 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
25080 (vector_altivec_store_<mode>): Likewise.
25082 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
25084 * config/aarch64/aarch64.md
25085 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
25086 remove the "fp" attributes.
25087 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
25088 add the "simd" attributes.
25089 (*movdf_aarch64): Likewise.
25090 (*movtf_aarch64): Remove the "fp" attributes.
25091 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
25092 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
25094 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25096 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
25097 rtx to rtx_code_label *.
25098 * rtl.h (maybe_set_first_label_num): Likewise.
25100 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25102 * df-core.c (df_add_problem): Make the problem param be const.
25103 (df_remove_problem): Make local "problem" be const.
25104 * df-problems.c (problem_RD): Make const.
25105 (problem_LR): Likewise.
25106 (problem_LIVE): Likewise.
25107 (problem_MIR): Likewise.
25108 (problem_CHAIN): Likewise.
25109 (problem_WORD_LR): Likewise.
25110 (problem_NOTE): Likewise.
25111 (problem_MD): Likewise.
25112 * df-scan.c (problem_SCAN): Likewise.
25113 * df.h (struct df_problem): Make field "dependent_problem" be
25115 (struct dataflow): Likewise for field "problem".
25116 (df_add_problem): Make param const.
25118 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
25120 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
25121 inter-unit moves to/from vector registers are enabled. Do not disable
25124 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25126 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
25127 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
25129 (enum df_problem_id): ...this new enum.
25130 (struct df_problem): Convert field "id" from "int" to
25131 enum df_problem_id.
25133 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25135 * rtl.def: Update comment for "things in the instruction chain" to
25136 reflect the removal of the leading "i" field for INSN_UID in
25137 r210360. Fix bogus apostrophe.
25139 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
25141 * config/i386/i386.md
25142 (lea arith with mem operand + setcc peephole2): Set operator mode.
25144 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
25147 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
25148 (dimode_scalar_to_vector_candidate_p): This.
25149 (timode_scalar_to_vector_candidate_p): New function.
25150 (scalar_to_vector_candidate_p): Likewise.
25151 (timode_check_non_convertible_regs): Likewise.
25152 (timode_remove_non_convertible_regs): Likewise.
25153 (remove_non_convertible_regs): Likewise.
25154 (remove_non_convertible_regs): Renamed to ...
25155 (dimode_remove_non_convertible_regs): This.
25156 (scalar_chain::~scalar_chain): Make it virtual.
25157 (scalar_chain::compute_convert_gain): Make it pure virtual.
25158 (scalar_chain::mark_dual_mode_def): Likewise.
25159 (scalar_chain::convert_insn): Likewise.
25160 (scalar_chain::convert_registers): Likewise.
25161 (scalar_chain::add_to_queue): Make it protected.
25162 (scalar_chain::emit_conversion_insns): Likewise.
25163 (scalar_chain::replace_with_subreg): Likewise.
25164 (scalar_chain::replace_with_subreg_in_insn): Likewise.
25165 (scalar_chain::convert_op): Likewise.
25166 (scalar_chain::convert_reg): Likewise.
25167 (scalar_chain::make_vector_copies): Likewise.
25168 (scalar_chain::convert_registers): New pure virtual function.
25169 (class dimode_scalar_chain): New class.
25170 (class timode_scalar_chain): Likewise.
25171 (scalar_chain::mark_dual_mode_def): Renamed to ...
25172 (dimode_scalar_chain::mark_dual_mode_def): This.
25173 (timode_scalar_chain::mark_dual_mode_def): New function.
25174 (timode_scalar_chain::convert_insn): Likewise.
25175 (dimode_scalar_chain::convert_registers): Likewise.
25176 (scalar_chain::compute_convert_gain): Renamed to ...
25177 (dimode_scalar_chain::compute_convert_gain): This.
25178 (scalar_chain::replace_with_subreg): Renamed to ...
25179 (dimode_scalar_chain::replace_with_subreg): This.
25180 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
25181 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
25182 (scalar_chain::make_vector_copies): Renamed to ...
25183 (dimode_scalar_chain::make_vector_copies): This.
25184 (scalar_chain::convert_reg): Renamed to ...
25185 (dimode_scalar_chain::convert_reg ): This.
25186 (scalar_chain::convert_op): Renamed to ...
25187 (dimode_scalar_chain::convert_op): This.
25188 (scalar_chain::convert_insn): Renamed to ...
25189 (dimode_scalar_chain::convert_insn): This.
25190 (scalar_chain::convert): Call convert_registers.
25191 (convert_scalars_to_vector): Change to scalar_chain pointer to
25192 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
25193 in 32-bit mode. Delete scalar_chain pointer. Call
25194 free_dominance_info in 64-bit mode.
25195 (pass_stv::gate): Remove TARGET_64BIT check.
25196 (ix86_option_override): Put the 64-bit STV pass before the CSE
25199 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
25201 * dwarf2out.h (struct dw_loc_descr_node): Remove the
25202 dw_loc_frame_offset field.
25203 * dwarf2out.c (new_loc_descr): Likewise.
25204 (resolve_args_picking_1): Turn the VISITED hash set into a
25205 FRAME_OFFSET hash map. Use it to associate a frame offset to
25206 visited nodes. Remove uses of the CHECKING_P macro.
25207 (resolve_args_picking): Update call to resolve_args_picking_1.
25209 2016-04-27 Martin Liska <mliska@suse.cz>
25211 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
25212 (free_loop_data): Release vuses of groups.
25214 2016-04-27 Bin Cheng <bin.cheng@arm.com>
25216 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
25217 instead of redundant use_id and boolean have_use_for.
25218 (struct iv_use): Change sub_id into group_id. Remove field next.
25219 Move fields: related_cands, n_map_members, cost_map and selected
25221 (struct iv_group): ... here. New structure.
25222 (struct iv_common_cand): Use structure declaration directly.
25223 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
25224 (MAX_CONSIDERED_USES): Rename macro to ...
25225 (MAX_CONSIDERED_GROUPS): ... here.
25226 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
25227 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
25228 (dump_uses): Rename to ...
25229 (dump_groups): ... here. Update all uses.
25230 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
25231 (find_induction_variables): Refactor format of dump information.
25232 (record_sub_use): Delete.
25233 (record_use): Update all uses.
25234 (record_group): New function.
25235 (record_group_use, find_interesting_uses_op): Call above functions.
25237 (find_interesting_uses_cond): Ditto.
25238 (group_compare_offset): New function.
25239 (split_all_small_groups): Rename to ...
25240 (split_small_address_groups_p): ... here. Update all uses.
25241 (split_address_groups): Update all uses.
25242 (find_interesting_uses): Refactor format of dump information.
25243 (add_candidate_1): Update all uses. Remove redundant check on iv,
25245 (add_candidate, record_common_cand): Remove redundant assert.
25246 (add_iv_candidate_for_biv): Update use.
25247 (add_iv_candidate_derived_from_uses): Update all uses.
25248 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
25249 (alloc_use_cost_map): Ditto.
25250 (set_use_iv_cost, get_use_iv_cost): Rename to ...
25251 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
25252 (determine_use_iv_cost_generic): Ditto.
25253 (determine_group_iv_cost_generic): Ditto.
25254 (determine_use_iv_cost_address): Ditto.
25255 (determine_group_iv_cost_address): Ditto.
25256 (determine_use_iv_cost_condition): Ditto.
25257 (determine_group_iv_cost_cond): Ditto.
25258 (determine_use_iv_cost): Ditto.
25259 (determine_group_iv_cost): Ditto.
25260 (set_autoinc_for_original_candidates): Update all uses.
25261 (find_iv_candidates): Update all uses. Refactor dump information.
25262 (determine_use_iv_costs): Ditto.
25263 (determine_iv_costs): Ditto.
25264 (iv_ca_cand_for_use): Rename to ...
25265 (iv_ca_cand_for_group): ... here. Update all uses.
25266 (iv_ca_add_use, iv_ca_add_group): Ditto.
25267 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
25268 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
25269 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
25270 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
25271 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
25272 (create_new_iv, adjust_iv_update_pos): Ditto.
25273 (rewrite_use_address): Delete.
25274 (rewrite_use_address_1): Rename to ...
25275 (rewrite_use_address): ... here.
25276 (rewrite_use_compare): Update all uses.
25277 (rewrite_use): Delete.
25278 (rewrite_uses): Rename to ...
25279 (rewrite_groups): ... here. Update all uses.
25280 (remove_unused_ivs, free_loop_data): Update all uses.
25281 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
25283 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25285 * rtlanal.c (nonzero_bits1): Convert preprocessor check
25286 for WORD_REGISTER_OPERATIONS to runtime check.
25288 2016-04-27 Richard Biener <rguenther@suse.de>
25291 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
25292 aggregate_value_p to determine if a function result is
25293 returned by reference.
25294 (ipa_pta_execute): Functions having their address taken are
25295 not automatically nonlocal.
25297 2016-04-27 Jakub Jelinek <jakub@redhat.com>
25300 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
25301 * fold-const.c (operand_equal_p): If flag_checking and
25302 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
25303 and if it returns non-zero, assert iterative_hash_expr on both
25306 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
25308 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
25310 2016-04-27 Nick Clifton <nickc@redhat.com>
25312 PR middle-end/49889
25313 * varasm.c (merge_weak): Generate an error if an attempt is made
25314 to convert a non-weak static function into a weak, public function.
25316 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
25318 * params.def (MAX_PARTITION_SIZE): New param.
25319 * doc/invoke.texi: Document lto-max-partition.
25321 2016-04-27 Richard Biener <rguenther@suse.de>
25324 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
25325 function cummulating used_from_other_partition, externally_visible
25326 and force_output from aliases.
25327 (refered_from_nonlocal_var): Likewise.
25328 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
25329 node flags properly.
25331 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
25333 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
25334 (-Wmemset-elt-size): New item.
25336 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
25339 * stor-layout.h (internal_reference_types): Delete.
25340 * stor-layout.c (reference_types_internal): Likewise.
25341 (internal_reference_types): Likewise.
25342 (layout_type) <REFERENCE_TYPE>: Adjust.
25344 2016-04-27 Jakub Jelinek <jakub@redhat.com>
25347 * tree.h (inchash::add_expr): Add FLAGS argument.
25348 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
25349 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
25350 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
25351 Formatting fix. Adjust recursive calls. For tcc_comparison,
25352 if swap_tree_comparison (code) is smaller than code, hash that
25353 and arguments in the other order. Hash CONVERT_EXPR the same
25354 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
25355 of ADDR_EXPR of decl as the decl itself. Add or remove
25356 OEP_ADDRESS_OF from recursive flags as needed. For
25357 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
25358 operands commutatively and only the third one normally.
25359 For internal CALL_EXPR hash in CALL_EXPR_IFN.
25361 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
25363 * config/rtems.h (LIB_SPEC): Add -latomic.
25365 2016-04-27 Joel Sherrill <joel@rtems.org>
25367 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
25368 xilink.ld and flags not relevant to RTEMS.
25370 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
25372 * toplev.c (backend_init_target): Avoid calling init_reload when using
25375 2016-04-26 Jakub Jelinek <jakub@redhat.com>
25377 * reorg.c (try_merge_delay_insns): Declare i and j inside the
25378 for loops rather than one for the whole function.
25380 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
25382 * match.pd (X + CST CMP X): New transformation.
25384 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
25386 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
25387 * fold-const.c (fold_binary_loc): Remove 2 transformations
25388 superseded by match.pd.
25389 * match.pd (x+x -> x*2): Generalize to integers.
25391 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
25393 * config/i386/i386.md (operation on memory peephole): Duplicate an
25394 existing peephole and adapt it to match lea rather than an operation
25397 PR rtl-optimization/57193
25398 * opts.c (default_options_table): Add OPT_frename_registers at -O2
25400 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
25402 2016-04-26 Bin Cheng <bin.cheng@arm.com>
25404 * tree-if-conv.c (any_pred_load_store): New static variable.
25405 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
25406 any_pred_load_store instead of and_mask_load_store.
25407 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
25408 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
25409 (combine_blocks, tree_if_conversion): Ditto.
25411 2016-04-26 Bin Cheng <bin.cheng@arm.com>
25413 PR tree-optimization/70771
25414 PR tree-optimization/70775
25415 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
25416 virtual PHI nodes. Delete parameter.
25417 (if_convertible_loop_p_1): Delete argument to above function.
25418 (predicate_all_scalar_phis): Delete code handling single-argument
25420 (tree_if_conversion): Mark and update virtual SSA.
25422 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25425 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
25426 (x86_elf_aligned_common): Rename to ...
25427 (x86_elf_aligned_decl_common): ... this.
25428 Add decl arg. Switch to .lbss for largecomm object. Use
25429 LARGECOMM_SECTION_ASM_OP.
25430 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
25432 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
25433 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
25435 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
25436 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
25438 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25441 * config/i386/i386.c (SECTION_LARGE): Define.
25442 (x86_64_elf_select_section): Set it for large data/bss sections.
25443 Only clear SECTION_WRITE for .lrodata.
25444 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
25446 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
25447 * varasm.c (default_elf_asm_named_section): Grow flagchars.
25448 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
25450 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
25451 * doc/tm.texi: Regenerate.
25453 2016-04-26 Jakub Jelinek <jakub@redhat.com>
25456 * configure.ac (--enable-checking): Document extra flag, for
25457 non-release builds default to --enable-checking=yes,extra.
25458 If misc checking and extra checking, define CHECKING_P to 2 instead
25460 * common.opt (fchecking=): Add.
25461 * doc/invoke.texi (-fchecking=): Document.
25462 * doc/install.texi: Document --enable-checking changes.
25463 * configure: Regenerated.
25464 * config.in: Regenerated.
25466 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25468 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
25469 attribute instead of which_alternative.
25470 * config/i386/sse.md (*mov<mode>_internal): Ditto.
25471 Use EXT_REX_SSE_REG_P where appropriate.
25473 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25475 * config/i386/predicates.md (const0_operand): Do not match
25476 const_wide_int code.
25477 (const1_operand): Ditto.
25479 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25481 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
25482 for SSE constm1 operands and TARGET_AVX512VL.
25483 (*movti_internal): Ditto.
25484 (*mov<mode>_or): Use constm1_operand predicate.
25485 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
25486 for SSE vector_all_ones operands and TARGET_AVX512VL.
25487 * config/i386/predicates.md (constm1_operand): New predicate.
25488 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
25489 emission of constant -1 load.
25491 2016-04-25 Jason Merrill <jason@redhat.com>
25493 * gdbinit.in: Skip is-a.h.
25495 * attribs.c (register_scoped_attributes): Fix logic.
25496 * attribs.h: Declare register_scoped_attributes.
25498 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25500 * config/rs6000/rs6000-builtin.def: Correct pasto error for
25501 stxvd2x and stxvw4x built-in functions.
25503 2016-04-25 DJ Delorie <dj@redhat.com>
25505 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
25506 (ashrhi3): Likewise.
25507 (lshrhi3): Likewise.
25509 2016-04-25 Richard Biener <rguenther@suse.de>
25511 PR tree-optimization/70780
25512 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
25513 wasn't visited yet.
25514 (compute_antic): Mark blocks with abnormal preds as visited as
25515 they have a final empty antic-in solution already.
25517 2016-04-25 Michael Collison <michael.collison@linaro.org>
25519 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
25521 2016-04-25 Michael Collison <michael.collison@linaro.org>
25523 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
25524 mode is VQI to improve mixed mode vectorization.
25525 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
25526 define_insn to match low half of signed vaddw.
25527 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
25528 define_insn to match high half of signed vaddw.
25529 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
25530 define_insn to match low half of unsigned vaddw.
25531 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
25532 define_insn to match high half of unsigned vaddw.
25533 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
25534 (arm_simd_check_vect_par_cnst_half_p): Likewise.
25535 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
25537 (arm_simd_check_vect_par_cnst_half_p): Likewise.
25538 * config/arm/predicates.md (vect_par_constant_high): Support
25539 big endian and simplify by calling
25540 arm_simd_check_vect_par_cnst_half
25541 (vect_par_constant_low): Likewise.
25543 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25545 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
25546 predicate for operand 2.
25548 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
25549 H.J. Lu <hongjiu.lu@intel.com>
25551 * config/i386/i386-protos.h (standard_sse_constant_p): Add
25552 machine_mode argument.
25553 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
25554 constm1_rtx operands. For VOIDmode constants, get mode from
25555 pred_mode. Check mode size if the mode is supported by ABI.
25556 (standard_sse_constant_opcode): Do not use standard_constant_p.
25557 Strictly check ABI support for all-ones operands.
25558 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
25559 immediates. Update calls to standard_sse_constant_p.
25560 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
25561 (ix86_rtx_costs): Ditto.
25562 * config/i386/i386.md (*movxi_internal_avx512f): Use
25563 nonimmediate_or_sse_const_operand instead of vector_move_operand.
25564 Use (v,BC) alternative instead of (v,C). Use register_operand
25565 checks instead of MEM_P.
25566 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
25567 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
25568 isa attribute. Use register_operand checks instead of MEM_P.
25569 (*movti_internal): Use nonimmediate_or_sse_const_operand for
25570 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
25571 alternative and corresponding sse2 isa attribute.
25572 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
25573 to standard_sse_constant_p.
25574 (FP constant splitters): Ditto.
25575 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
25577 * config/i386/predicates.md (constm1_operand): Remove.
25578 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
25579 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
25580 vector_all_ones_operand instead of constm1_operand.
25582 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25584 * print-rtl.c (print_rtx_insn_vec): New function.
25585 * print-rtl.h: New prototype.
25586 * store-motion.c (struct st_expr): Make avail_stores a vector.
25587 (st_expr_entry): Adjust.
25588 (free_st_expr_entry): Likewise.
25589 (print_store_motion_mems): Likewise.
25590 (find_moveable_store): Likewise.
25591 (compute_store_table): Likewise.
25592 (delete_store): Likewise.
25593 (build_store_vectors): Likewise.
25595 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25597 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
25599 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25601 * vec.h (vec_safe_contains): New function.
25602 (vec::contains): Likewise.
25603 (vec::begin): Likewise.
25604 (vec::end): Likewise.
25606 2016-04-23 Jakub Jelinek <jakub@redhat.com>
25609 * cfgexpand.c (expand_stack_vars): Fix typo.
25611 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
25613 * system.h (list, map, set, vector): Include conditionally.
25614 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
25615 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
25616 * ipa-icf.c (INCLUDE_LIST): Define.
25617 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
25618 * config/sh/sh.c (INCLUDE_VECTOR): Define.
25619 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
25620 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
25621 * cp/logic.cc (INCLUDE_LIST): Define.
25622 * fortran/trans-common.c (INCLUDE_MAP): Define.
25624 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
25626 * auto-profile.c: Remove <string.h> include.
25627 * ipa-icf-gimple.c: Remove <list> include.
25628 * diagnostic.c: Remove <new> include.
25629 * genmatch.c: Likewise.
25630 * pretty-print.c: Likewise.
25631 * toplev.c: Likewise
25632 * c/c-objc-common.c: Likewise.
25633 * cp/error.c: Likewise.
25634 * fortran/error.c: Likewise.
25636 2016-04-22 Richard Biener <rguenther@suse.de>
25638 * lto-streamer-in.c (input_ssa_names): Do not allocate
25639 GIMPLE_NOP for all SSA names.
25640 * lto-streamer-out.c (output_ssa_names): Do not output
25641 SSA names that should have been released.
25643 2016-04-22 Richard Biener <rguenther@suse.de>
25645 PR tree-optimization/70740
25646 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
25649 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
25652 * config/i386/predicates.md (call_insn_operand): Replace
25653 sibcall_memory_operand with memory_operand.
25655 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
25657 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
25658 has_single_use() tests.
25659 (register_edge_assert_for_1): Likewise.
25660 (find_assert_locations_1): Check the liveness bitmap instead of
25661 checking has_single_use().
25663 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
25666 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
25667 Extract AVX-512BW constraint from AVX.
25669 2016-04-21 Richard Biener <rguenther@suse.de>
25671 PR tree-optimization/70725
25672 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
25673 for phi_convertible_by_degenerating_args.
25674 (predicate_all_scalar_phis): Handle single-argument PHIs.
25676 2016-04-21 Richard Biener <rguenther@suse.de>
25678 PR middle-end/70747
25679 * fold-const.c (fold_comparison): Return properly typed
25682 2016-04-21 Bin Cheng <bin.cheng@arm.com>
25684 PR tree-optimization/70715
25685 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
25686 after expanding BASE using expand_simple_operations.
25688 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
25690 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
25691 New transformations.
25693 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
25695 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
25697 2016-04-20 Jan Hubicka <jh@suse.cz>
25699 * ipa-inline.c (can_inline_edge_p): Pass caller info to
25700 ultiimate_alias_target.
25701 (update_callee_keys): Likewise.
25702 (lookup_recursive_calls): Likewise.
25703 (speculation_useful_p): Likewise.
25705 2016-04-20 Jan Hubicka <jh@suse.cz>
25708 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
25709 (set_nothrow_flag_1): ... this; handle interposition correctly;
25710 recurse on aliases and thunks.
25711 (cgraph_node::set_nothrow_flag): New.
25712 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
25713 functions compiled with non-call exceptions that binds to current
25715 (propagate_nothrow): Be safe WRT interposition.
25716 * cgraph.h (set_nothrow_flag): Update prototype.
25718 2016-04-18 Jan Hubicka <jh@suse.cz>
25720 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
25721 max_loop_iterations_int.
25722 (tree_unswitch_outer_loop): Likewise.
25724 2016-04-20 Bin Cheng <bin.cheng@arm.com>
25726 PR tree-optimization/69489
25727 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
25728 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
25729 Revise dump message.
25730 (if_convertible_bb_p): Remove check on edge count of basic block's
25733 2016-04-20 Bin Cheng <bin.cheng@arm.com>
25735 PR tree-optimization/56625
25736 PR tree-optimization/69489
25737 * tree-data-ref.h (DR_INNERMOST): New macro.
25738 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
25739 hashing struct innermost_loop_behavior.
25740 (ref_DR_map): Remove.
25741 (innermost_DR_map): New map.
25742 (baseref_DR_map): Revise comment.
25743 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
25744 to innermost_DR_map accroding to its innermost loop behavior.
25745 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
25746 to its innermost loop behavior.
25747 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
25748 Add initialization for innermost_DR_map. Record memory reference
25749 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
25750 have innermost loop behavior.
25751 (if_convertible_loop_p): Remove release for ref_DR_map. Release
25754 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
25756 * config/i386/i386.md (*lea<mode>_general_1): Rename from
25757 *lea_general_1. Use explicit SWI12 mode interator.
25758 (*lea<mode>_general_2): Rename from *lea_general_2.
25759 Use explicit SWI12 mode interator.
25760 (*lea<mode>_general_3): Rename from *lea_general_3.
25761 Use explicit SWI12 mode interator.
25762 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
25763 Use explicit SWI12 mode interator.
25764 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
25765 Use explicit SWI48 mode interator.
25767 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
25769 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
25770 Short-cut unaligned load and store cases. Handle all integer
25772 (ix86_expand_vector_move_misalign): Short-cut unaligned load
25773 and store cases. Call ix86_avx256_split_vector_move_misalign
25774 directly without checking mode class.
25776 2016-04-20 Andrew Pinski <apinski@cavium.com>
25777 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25780 * config/aarch64/aarch64.md (sibcall): Force call
25781 address to be DImode for ILP32.
25782 (sibcall_value): Likewise.
25784 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
25786 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
25788 2016-04-20 Richard Biener <rguenther@suse.de>
25790 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
25791 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
25792 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
25793 (maybe_push_res_to_seq): Adjust.
25794 * gimple-fold.c (maybe_build_generic_op): Likewise.
25796 2016-04-20 Marek Polacek <polacek@redhat.com>
25798 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
25801 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
25803 * config/i386/sse.md (vec_unpacks_lo_hi): Always
25804 use kmovw to support AVX512F target.
25806 2016-04-20 Bin Cheng <bin.cheng@arm.com>
25808 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
25810 2016-04-20 Marek Polacek <polacek@redhat.com>
25812 PR tree-optimization/70725
25813 * tree-if-conv.c (is_false_predicate): New function.
25814 (predicate_mem_writes): Use it.
25816 2016-04-20 Richard Biener <rguenther@suse.de>
25818 PR tree-optimization/70726
25819 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
25820 shift amounts from a pattern stmt operand.
25822 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25825 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
25826 stack_restore_from_fpr pattern when restoring r15.
25827 (s390_optimize_prologue): Strip away the memory barrier in the
25828 parallel when trying to get rid of restore insns.
25829 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
25830 definition for loading the stack pointer from an FPR. Compared to
25831 the normal move insn this pattern includes a full memory barrier.
25833 2016-04-19 Jakub Jelinek <jakub@redhat.com>
25835 PR middle-end/70680
25836 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
25837 implicitly linear or lastprivate iterator on the outer context.
25839 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
25841 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
25843 * config/i386/i386.md (ssememalign): Removed.
25844 * config/i386/sse.md: Remove ssememalign attribute from patterns.
25846 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
25849 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
25850 const short * to __builtin_ia32_loaddquhi512_mask.
25851 (_mm512_maskz_loadu_epi16): Likewise.
25852 (_mm512_mask_storeu_epi16): Pass short * to
25853 __builtin_ia32_storedquhi512_mask.
25854 (_mm512_mask_loadu_epi8): Pass const char * to
25855 __builtin_ia32_loaddquqi512_mask.
25856 (_mm512_maskz_loadu_epi8): Likewise.
25857 (_mm512_mask_storeu_epi8): Pass char * to
25858 __builtin_ia32_storedquqi512_mask.
25859 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
25860 const double * to __builtin_ia32_loadupd512_mask.
25861 (_mm512_mask_loadu_pd): Likewise.
25862 (_mm512_maskz_loadu_pd): Likewise.
25863 (_mm512_storeu_pd): Pass double * to
25864 __builtin_ia32_storeupd512_mask.
25865 (_mm512_mask_storeu_pd): Likewise.
25866 (_mm512_loadu_ps): Pass const float * to
25867 __builtin_ia32_loadups512_mask.
25868 (_mm512_mask_loadu_ps): Likewise.
25869 (_mm512_maskz_loadu_ps): Likewise.
25870 (_mm512_storeu_ps): Pass float * to
25871 __builtin_ia32_storeups512_mask.
25872 (_mm512_mask_storeu_ps): Likewise.
25873 (_mm512_mask_loadu_epi64): Pass const long long * to
25874 __builtin_ia32_loaddqudi512_mask.
25875 (_mm512_maskz_loadu_epi64): Likewise.
25876 (_mm512_mask_storeu_epi64): Pass long long *
25877 to __builtin_ia32_storedqudi512_mask.
25878 (_mm512_loadu_si512): Pass const int * to
25879 __builtin_ia32_loaddqusi512_mask.
25880 (_mm512_mask_loadu_epi32): Likewise.
25881 (_mm512_maskz_loadu_epi32): Likewise.
25882 (_mm512_storeu_si512): Pass int * to
25883 __builtin_ia32_storedqusi512_mask.
25884 (_mm512_mask_storeu_epi32): Likewise.
25885 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
25886 char * to __builtin_ia32_storedquqi256_mask.
25887 (_mm_mask_storeu_epi8): Likewise.
25888 (_mm256_mask_loadu_epi16): Pass const short * to
25889 __builtin_ia32_loaddquhi256_mask.
25890 (_mm256_maskz_loadu_epi16): Likewise.
25891 (_mm_mask_loadu_epi16): Pass const short * to
25892 __builtin_ia32_loaddquhi128_mask.
25893 (_mm_maskz_loadu_epi16): Likewise.
25894 (_mm256_mask_loadu_epi8): Pass const char * to
25895 __builtin_ia32_loaddquqi256_mask.
25896 (_mm256_maskz_loadu_epi8): Likewise.
25897 (_mm_mask_loadu_epi8): Pass const char * to
25898 __builtin_ia32_loaddquqi128_mask.
25899 (_mm_maskz_loadu_epi8): Likewise.
25900 (_mm256_mask_storeu_epi16): Pass short * to.
25901 __builtin_ia32_storedquhi256_mask.
25902 (_mm_mask_storeu_epi16): Pass short * to.
25903 __builtin_ia32_storedquhi128_mask.
25904 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
25905 const double * to __builtin_ia32_loadupd256_mask.
25906 (_mm256_maskz_loadu_pd): Likewise.
25907 (_mm_mask_loadu_pd): Pass onst double * to
25908 __builtin_ia32_loadupd128_mask.
25909 (_mm_maskz_loadu_pd): Likewise.
25910 (_mm256_mask_storeu_pd): Pass double * to
25911 __builtin_ia32_storeupd256_mask.
25912 (_mm_mask_storeu_pd): Pass double * to
25913 __builtin_ia32_storeupd128_mask.
25914 (_mm256_mask_loadu_ps): Pass const float * to
25915 __builtin_ia32_loadups256_mask.
25916 (_mm256_maskz_loadu_ps): Likewise.
25917 (_mm_mask_loadu_ps): Pass const float * to
25918 __builtin_ia32_loadups128_mask.
25919 (_mm_maskz_loadu_ps): Likewise.
25920 (_mm256_mask_storeu_ps): Pass float * to
25921 __builtin_ia32_storeups256_mask.
25922 (_mm_mask_storeu_ps): ass float * to
25923 __builtin_ia32_storeups128_mask.
25924 (_mm256_mask_loadu_epi64): Pass const long long * to
25925 __builtin_ia32_loaddqudi256_mask.
25926 (_mm256_maskz_loadu_epi64): Likewise.
25927 (_mm_mask_loadu_epi64): Pass const long long * to
25928 __builtin_ia32_loaddqudi128_mask.
25929 (_mm_maskz_loadu_epi64): Likewise.
25930 (_mm256_mask_storeu_epi64): Pass long long * to
25931 __builtin_ia32_storedqudi256_mask.
25932 (_mm_mask_storeu_epi64): Pass long long * to
25933 __builtin_ia32_storedqudi128_mask.
25934 (_mm256_mask_loadu_epi32): Pass const int * to
25935 __builtin_ia32_loaddqusi256_mask.
25936 (_mm256_maskz_loadu_epi32): Likewise.
25937 (_mm_mask_loadu_epi32): Pass const int * to
25938 __builtin_ia32_loaddqusi128_mask.
25939 (_mm_maskz_loadu_epi32): Likewise.
25940 (_mm256_mask_storeu_epi32): Pass int * to
25941 __builtin_ia32_storedqusi256_mask.
25942 (_mm_mask_storeu_epi32): Pass int * to
25943 __builtin_ia32_storedqusi128_mask.
25944 * config/i386/i386-builtin-types.def (PCSHORT): New.
25945 (PINT64): Likewise.
25946 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
25947 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
25948 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
25949 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
25950 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
25951 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
25952 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
25953 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
25954 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
25955 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
25956 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
25957 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
25958 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
25959 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
25960 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
25961 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
25962 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
25963 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
25964 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
25965 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
25966 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
25967 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
25968 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
25969 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
25970 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
25971 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
25972 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
25973 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
25974 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
25975 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
25976 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
25977 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
25978 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
25979 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
25980 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
25981 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
25982 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
25983 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
25984 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
25985 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
25986 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
25987 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
25988 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
25989 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
25990 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
25991 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
25992 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
25993 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
25994 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
25996 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
25997 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
25999 (ix86_expand_vector_move_misalign): Likewise.
26000 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
26001 to scalar function prototype for unaligned load/store builtins.
26002 (ix86_expand_special_args_builtin): Updated.
26003 * config/i386/sse.md (UNSPEC_LOADU): Removed.
26004 (UNSPEC_STOREU): Likewise.
26005 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
26006 (VI_ULOADSTORE_F_AVX512VL): Likewise.
26007 (ssescalarsize): Handle V4TI, V2TI and V1TI.
26008 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
26009 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
26010 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
26011 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
26012 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
26013 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
26014 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
26015 (<avx512>_storedqu<mode>_mask): Likewise.
26016 (*sse4_2_pcmpestr_unaligned): Likewise.
26017 (*sse4_2_pcmpistr_unaligned): Likewise.
26018 (*mov<mode>_internal): Renamed to ...
26019 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
26020 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
26021 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
26022 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
26024 2016-04-19 Richard Biener <rguenther@suse.de>
26026 PR tree-optimization/70171
26027 * tree-ssa-phiprop.c: Include stor-layout.h.
26028 (phiprop_insert_phi): Handle the aggregate copy case.
26029 (propagate_with_phi): Likewise.
26031 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
26033 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
26034 instead of simplify_gen_subreg (... , 0).
26035 (ix86_delegitimize_address): Ditto.
26036 (ix86_split_divmod): Ditto.
26037 (ix86_split_copysign_const): Ditto.
26038 (ix86_split_copysign_var): Ditto.
26039 (ix86_expand_args_builtin): Ditto.
26040 (ix86_expand_round_builtin): Ditto.
26041 (ix86_expand_special_args_builtin): Ditto.
26042 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
26043 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
26044 (udivmodqi4): Ditto.
26045 (absneg splitters): Ditto.
26046 (*jcc_bt<mode>_1): Ditto.
26048 2016-04-19 Richard Biener <rguenther@suse.de>
26050 PR tree-optimization/70724
26051 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
26052 restoring out from ...
26053 (free_scc_vn): ... here.
26054 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
26055 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
26057 (pass_fre::execute): Restore SSA info.
26059 2016-04-19 Richard Biener <rguenther@suse.de>
26061 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
26062 * gimple-walk.c (walk_gimple_op): Initialize it.
26063 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
26064 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
26065 remapping SSA names of defs.
26066 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
26069 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
26071 PR middle-end/70689
26072 * lra-constraints.c (equiv_substition_p): New.
26073 (process_alt_operands): Use it.
26074 (swap_operands): Swap it.
26075 (curr_insn_transform): Update it.
26077 2016-04-18 Michael Matz <matz@suse.de>
26079 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
26080 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
26081 * tree-core.h (tree_type_common.align): Use bit-field.
26082 (tree_type_common.spare): New.
26083 (tree_decl_common.off_align): Make smaller.
26084 (tree_decl_common.align): Use bit-field.
26086 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
26087 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
26088 (scan_sharing_clauses): Ditto.
26089 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
26090 (omp_finish_file): Ditto.
26091 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
26092 (layout_decl): Ditto.
26093 (relayout_decl): Ditto.
26094 (finalize_record_size): Use SET_TYPE_ALIGN.
26095 (finalize_type_size): Ditto.
26096 (finish_builtin_struct): Ditto.
26097 (layout_type): Ditto.
26098 (initialize_sizetypes): Ditto.
26099 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
26100 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
26101 (lookup_field_for_decl): Use SET_DECL_ALIGN.
26102 (get_chain_field): Ditto.
26103 (get_trampoline_type): Ditto.
26104 (get_nl_goto_field): Ditto.
26105 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
26107 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
26108 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
26109 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
26110 (build_qualified_type): Use SET_TYPE_ALIGN.
26111 (build_aligned_type, build_range_type_1): Ditto.
26112 (build_atomic_base): Ditto.
26113 (build_common_tree_nodes): Ditto.
26114 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
26115 (expand_one_stack_var_at): Ditto.
26116 * coverage.c (build_var): Use SET_DECL_ALIGN.
26117 * except.c (init_eh): Ditto.
26118 * function.c (assign_parm_setup_block): Ditto.
26119 * symtab.c (increase_alignment_1): Ditto.
26120 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
26121 * tree-vect-stmts.c (ensure_base_align): Ditto.
26122 * varasm.c (align_variable): Ditto.
26123 (assemble_variable): Ditto.
26124 (build_constant_desc): Ditto.
26125 (output_constant_def_contents): Ditto.
26127 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
26128 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
26129 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
26130 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
26131 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
26133 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
26136 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
26137 replace %vmovsd with "%vmovq".
26138 (vec_concatv2df): Likewise.
26140 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
26142 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
26143 (*vec_extractv2si_0): Ditto.
26144 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
26145 (zero_extended_scalar_load_operand splitters): Ditto.
26146 (vec_extract splitters): Ditto.
26147 (*vec_extractv4si_0_zext): Ditto.
26148 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
26149 and lowpart_subreg.
26150 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
26151 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
26152 (*sse4_1_extractps): Use lowpart_subreg.
26153 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
26155 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26157 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
26159 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
26160 Mention Solaris 11 packaging changes.
26161 Update gas and gld requirements.
26162 Remove reference to pre-Solaris 10 bug.
26163 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
26165 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
26168 2016-04-17 Jan Hubicka <jh@suse.cz>
26170 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
26171 max_loop_iterations_int.
26173 2016-04-18 Richard Biener <rguenther@suse.de>
26175 PR tree-optimization/43434
26176 * tree-ssa-structalias.c (struct vls_data): New.
26177 (visit_loadstore): Handle all pointer-based accesses.
26178 (compute_dependence_clique): Compute a bitmap of restrict tags
26179 assigned bases and pass it to visit_loadstore.
26181 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
26184 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
26185 armv8.1-a and armv8.1-a+crc.
26187 2016-04-18 Richard Biener <rguenther@suse.de>
26189 PR tree-optimization/70701
26190 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
26191 references after translating through a memcpy.
26193 2016-04-18 Richard Biener <rguenther@suse.de>
26195 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
26196 (compute_antic): ... here. For partial antic use regular
26197 postorder and scrap iteration.
26198 (compute_partial_antic_aux): Remove unused return value.
26199 (init_pre): Do not allocate postorder.
26200 (fini_pre): Do not free postorder.
26202 2016-04-18 Richard Biener <rguenther@suse.de>
26204 PR middle-end/37870
26205 * expmed.c (extract_bit_field_1): Remove broken case
26206 using a wider MODE_INT mode.
26208 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
26210 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
26211 unless compiling with at least GCC-4.8.
26213 2016-04-17 Jan Hubicka <jh@suse.cz>
26216 * graphite.c (graphite_finalize): Update call to
26217 tree_estimate_probability.
26218 * predict.h (tree_estimate_probability): Update prototype.
26220 2016-04-17 Jan Hubicka <jh@suse.cz>
26222 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
26223 (tree_estimate_probability): Likewise.
26224 (pass_profile::execute): Update.
26225 (report_predictor_hitrates): New function.
26226 * profile.c (compute_branch_probabilities): Use it.
26227 * predict.h (report_predictor_hitrates): Declare.
26229 2016-04-17 Jan Hubicka <jh@suse.cz>
26232 * cgraph.h (cgraph_node::set_const_flag,
26233 cgraph_node::set_pure_flag): Update prototype to return bool;
26235 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
26236 of interposable symbol are interposable, too.
26237 (cgraph_set_const_flag_1): Rename to ...
26238 (set_const_flag_1): ... this one; change to self recursive function
26239 instead of call_for_symbol_thunks_and_aliases. Handle correctly
26240 clearnig the flag in all variants and also virtual thunks of const
26241 functions are pure; track if any change was done.
26242 (cgraph_node::set_const_flag): Update.
26243 (struct set_pure_flag_info): New struct.
26244 (cgraph_set_pure_flag_1): Rename to ...
26245 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
26246 rather than pointer encoded flags; track if any changes was done;
26247 handle correctly clearning flag and setting flag of aliases already
26249 (cgraph_node::set_pure_flag): Update.
26250 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
26252 2016-04-17 Tom de Vries <tom@codesourcery.com>
26255 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
26256 backslash in label.
26258 2016-04-17 Tom de Vries <tom@codesourcery.com>
26260 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
26261 '{}<> ' as escape-for-record.
26263 2016-04-17 Tom de Vries <tom@codesourcery.com>
26265 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
26268 2016-04-17 Tom de Vries <tom@codesourcery.com>
26271 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
26272 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
26273 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
26274 * passes.c (finish_optimization_passes): Only call
26275 finish_graph_dump_file if dfi->graph_dump_initialized.
26276 (execute_function_dump, pass_init_dump_file): Use
26277 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
26279 2016-04-17 Tom de Vries <tom@codesourcery.com>
26281 PR tree-optimization/70256
26282 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
26283 (debug_varmap): New function.
26285 2016-04-17 Tom de Vries <tom@codesourcery.com>
26288 * passes.c (pass_manager::register_pass): Propagate pflags.
26290 2016-04-17 Tom de Vries <tom@codesourcery.com>
26293 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
26294 * passes.c (pass_manager::pass_manager): Declare and init p_start in
26295 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
26296 check if it's equal to p_start.
26297 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
26299 2016-04-15 Jan Hubicka <jh@suse.cz>
26302 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
26303 function does not bind to current def.
26304 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
26305 handle conservatively calls to functions that does not need to bind
26307 (check_call): Update call of worse_state.
26308 (ignore_edge_for_nothrow): Update.
26309 (ignore_edge_for_pure_const): Likewise.
26310 (propagate_pure_const): Update calls to worse_state.
26311 (skip_function_for_local_pure_const): Reformat comments.
26313 2016-04-15 Jan Hubicka <jh@suse.cz>
26316 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
26317 (cgraph_node::function_symbol): Likewise.
26318 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
26319 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
26320 (symtab_node::ultimate_alias_target): Add REF parameter.
26321 (symtab_node::binds_to_current_def_p): Declare.
26322 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
26323 (cgraph_node::function_symbol): Likewise.
26324 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
26325 (cgraph_node::get_availability): Likewise.
26326 (cgraph_edge::binds_to_current_def_p): New inline function.
26327 (varpool_node::get_availability): Add REF parameter.
26328 (varpool_node::ultimate_alias_target): Likewise.
26329 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
26330 (symtab_node::binds_to_current_def_p): Likewise.
26331 * varpool.c (varpool_node::get_availability): Likewise.
26333 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
26336 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
26337 Fix mode size check.
26339 2016-04-15 Jakub Jelinek <jakub@redhat.com>
26341 * BASE-VER: Set to 7.0.0.
26343 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
26345 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
26347 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26349 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
26350 architecture revisions.
26352 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
26354 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
26355 * config/i386/i386.c (ix86_using_red_zone): No longer static.
26356 * config/i386/i386.md (stack decrement to push peepholes): Guard
26357 with !x86_using_red_zone ().
26359 2016-04-15 Jakub Jelinek <jakub@redhat.com>
26362 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
26363 to dump_generic_node.
26364 (NIY): Pass also flags to do_niy.
26366 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
26368 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
26369 (simd_clone_vector_of_formal_parm_types)
26370 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
26371 (simd_clone_mangle, simd_clone_create)
26372 (simd_clone_adjust_return_type, create_tmp_simd_array)
26373 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
26374 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
26375 (ipa_simd_modify_function_body, simd_clone_linear_addend)
26376 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
26377 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
26378 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
26379 * omp-simd-clone.c: ... this new file.
26380 (simd_clone_vector_of_formal_parm_types): Make it static.
26381 * Makefile.in (OBJS): Add omp-simd-clone.o.
26383 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
26386 * config/i386/sse.md: Use proper memory operand modifiers.
26389 2016-04-15 Richard Biener <rguenther@suse.de>
26390 Alan Modra <amodra@gmail.com>
26392 PR tree-optimization/70130
26393 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
26394 when alignment stays not the same and no not use the realign
26397 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
26400 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
26401 direct move handlers for KFmode. Change TFmode handlers test from
26402 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
26404 2016-04-14 Jakub Jelinek <jakub@redhat.com>
26407 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
26408 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
26409 (inlined_polymorphic_ctor_dtor_block_p): Use it.
26410 * tree-ssa-live.c (remove_unused_scope_block_p): When
26411 in_ctor_dtor_block, avoid discarding not just BLOCKs with
26412 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
26413 block_ultimate_origin is FUNCTION_DECL.
26414 (remove_unused_locals): If current_function_decl is
26415 polymorphic_ctor_dtor_p, pass initial true to
26416 remove_unused_scope_block_p' is_ctor_dtor_block.
26418 2016-04-14 Martin Sebor <msebor@redhat.com>
26423 * doc/extend.texi (Variable Length): Revert.
26425 2016-04-14 Marek Polacek <polacek@redhat.com>
26426 Jan Hubicka <hubicka@ucw.cz>
26429 * tree.c (verify_type): Disable the canonical type of main variant
26432 2016-04-14 Jason Merrill <jason@redhat.com>
26434 * cfgexpand.c, expr.c: Revert previous change.
26436 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
26438 PR middle-end/70643
26439 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
26440 when building a mem ref for the incoming reduction variable.
26442 2016-04-14 Richard Biener <rguenther@suse.de>
26444 PR tree-optimization/70614
26445 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
26446 loop if the evolution dropped to chrec_dont_know.
26447 (interpret_condition_phi): Likewise.
26449 2016-04-14 Richard Biener <rguenther@suse.de>
26451 PR tree-optimization/70623
26452 * tree-ssa-pre.c (changed_blocks): Make global ...
26453 (compute_antic): ... local here. Move and fix worklist
26454 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
26455 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
26456 worklist handling, dump when ANTIC_IN changed.
26457 (compute_partial_antic_aux): Remove worklist handling.
26458 (init_pre): Do not compute post dominators. Add a comment about
26459 the CFG order chosen.
26460 (fini_pre): Do not free post dominators.
26462 2016-04-13 Martin Sebor <msebor@redhat.com>
26467 * doc/extend.texi (Variable Length): Document C++ specifics.
26469 2016-04-13 Jakub Jelinek <jakub@redhat.com>
26472 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
26473 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
26474 eh edges have been purged.
26477 * tree-sra.c (create_access_replacement,
26478 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
26480 * tree-pretty-print.c (dump_fancy_name): New function.
26481 (dump_decl_name, dump_generic_node): Use it.
26483 2016-04-13 Jason Merrill <jason@redhat.com>
26485 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
26486 * expr.c (expand_expr_real_1): Likewise.
26488 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
26490 * config/i386/i386.md (kunpckhi): Swap operands.
26491 (kunpcksi): Likewise.
26492 (kunpckdi): Likewise.
26493 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
26494 (vec_pack_trunc_<mode>): Likewise.
26496 2016-04-13 Jakub Jelinek <jakub@redhat.com>
26499 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
26501 PR middle-end/70633
26502 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
26503 gimplification turns some element into non-constant.
26506 * rtl.h (convert_memory_address_addr_space_1): New prototype.
26507 * explow.c (convert_memory_address_addr_space_1): No longer static,
26508 add NO_EMIT argument and don't call convert_modes if true, pass
26509 it down recursively, remove break after return.
26510 (convert_memory_address_addr_space): Adjust caller.
26511 * simplify-rtx.c (simplify_unary_operation_1): Call
26512 convert_memory_address_addr_space_1 instead of convert_memory_address,
26513 if it returns NULL, don't simplify.
26515 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
26518 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
26520 2016-04-12 Jakub Jelinek <jakub@redhat.com>
26522 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
26523 Bump the upper SIMDLEN limits, so that if the return type or
26524 characteristic type if the return type is void can be passed in
26525 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
26528 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
26531 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
26532 Do not use "=" constraint on an input constraint.
26533 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
26534 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
26535 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
26536 generates (neg (abs ...)) instead of (abs ...).
26538 2016-04-12 Jakub Jelinek <jakub@redhat.com>
26540 PR rtl-optimization/70596
26541 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
26542 just invalidate LRA data and reset them. Adjust dump wording.
26544 2016-04-12 Martin Liska <mliska@suse.cz>
26547 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
26549 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
26551 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
26552 max_loop_iterations_int.
26553 (tree_unswitch_outer_loop): Likewise.
26554 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
26555 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
26557 2016-04-12 Tom de Vries <tom@codesourcery.com>
26559 PR tree-optimization/68756
26560 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
26561 instead of new_name.
26563 2016-04-12 Jakub Jelinek <jakub@redhat.com>
26565 PR tree-optimization/70602
26566 * tree-sra.c (generate_subtree_copies): Don't write anything into
26567 constant pool decls.
26569 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
26570 regardless whether there are depend clauses or not.
26572 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
26575 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
26576 target attribute and pragma from changing the -mfloat128
26577 and -mfloat128-hardware options.
26579 * doc/extend.texi (Additional Floating Types): Document PowerPC
26580 __float128 restrictions.
26582 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
26585 * config/aarch64/driver-aarch64.c
26586 (aarch64_get_extension_string_for_isa_flags): New.
26587 (arch_extension): Rename to...
26588 (aarch64_arch_extension): ...This.
26589 (ext_to_feat_string): Rename to...
26590 (aarch64_extensions): ...This.
26591 (aarch64_core_data): Keep track of architecture extension flags.
26592 (cpu_data): Rename to...
26593 (aarch64_cpu_data): ...This.
26594 (aarch64_arch_driver_info): Keep track of architecture extension
26596 (get_arch_name_from_id): Rename to...
26597 (get_arch_from_id): ...This, change return type.
26598 (host_detect_local_cpu): Update and reformat for renames, handle
26599 extensions through common infrastructure.
26601 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
26604 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
26605 track of a canonical flag name.
26606 (all_extensions): Likewise.
26607 (arch_to_arch_name): Also track extension flags enabled by the arch.
26608 (all_architectures): Likewise.
26609 (aarch64_parse_extension): Move to here.
26610 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
26612 (aarch64_rewrite_selected_cpu): Update for above change.
26613 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
26614 are handled, such that the single explicit value enabled by an
26615 extension is kept seperate from the implicit values it also enables.
26616 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
26618 (aarch64_parse_extension): New.
26619 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
26620 here to config/aarch64/aarch64-protos.h.
26621 (aarch64_parse_extension): Move from here to
26622 common/config/aarch64/aarch64-common.c.
26623 (aarch64_option_print): Update.
26624 (aarch64_declare_function_name): Likewise.
26625 (aarch64_start_file): Likewise.
26626 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
26627 the canonical flag for extensions.
26628 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
26631 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
26633 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
26636 2016-04-09 Tom de Vries <tom@codesourcery.com>
26638 PR tree-optimization/68953
26639 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
26640 first to last subscript.
26642 2016-04-09 Jakub Jelinek <jakub@redhat.com>
26644 PR tree-optimization/70586
26645 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
26648 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
26652 PR tree-optimization/70373
26653 PR middle-end/70533
26654 PR middle-end/70534
26655 PR middle-end/70535
26656 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
26657 clauses for acc parallel reductions as necessary. Error on those
26659 * omp-low.c (scan_sharing_clauses): Don't install variables which
26660 are used in acc parallel reductions.
26661 (lower_rec_input_clauses): Remove dead code.
26662 (lower_oacc_reductions): Add support for reference reductions.
26663 (lower_reduction_clauses): Remove dead code.
26664 (lower_omp_target): Don't remap variables appearing in acc parallel
26666 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
26668 2016-04-08 Jakub Jelinek <jakub@redhat.com>
26670 PR middle-end/70593
26671 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
26672 with multiple SSA_NAME defs, force the outputs other than first
26673 to be live before calling live_track_process_def on each output.
26675 PR rtl-optimization/70574
26676 * fwprop.c (forward_propagate_and_simplify): Don't add
26677 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
26678 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
26679 paradoxical subregs within *loc.
26681 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
26683 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
26684 -ftree-parallelize-loops={0,1}.
26685 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
26686 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
26687 * config/ia64/hpux.h (LIB_SPEC): Likewise.
26688 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
26689 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
26691 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
26694 * asan.c (instrument_derefs): If we get unknown location, extract it
26695 with EXPR_LOCATION.
26696 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
26698 2016-04-08 Tom de Vries <tom@codesourcery.com>
26700 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
26701 implicit firstprivate clause.
26703 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26706 * config/arm/thumb2.md (tst + branch-> lsls + branch
26707 peephole below *orsi_not_shiftsi_si): Require that condition
26708 register is dead after the peephole.
26709 (second peephole after the above): Likewise.
26711 2016-04-08 Alan Modra <amodra@gmail.com>
26714 * builtins.c (fold_builtin_classify): For IBM extended precision,
26715 look at just the high-order double to test for NaN.
26716 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
26717 test just the high double for Inf but both doubles for subnormal
26720 2016-04-07 Jakub Jelinek <jakub@redhat.com>
26722 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
26723 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
26724 node->simdclone->mask_mode != VOIDmode masks.
26725 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
26726 earlier, use it instead of node->simdclone.
26727 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
26728 Set clonei->mask_mode.
26730 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
26733 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
26734 Pass it through to cp_parser_already_scoped_statement.
26735 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
26736 it through to cp_parser_statement.
26737 (cp_parser_statement): Pass IF_P through to
26738 cp_parser_iteration_statement.
26739 (cp_parser_pragma): Adjust call to
26740 cp_parser_iteration_statement.
26742 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
26745 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
26746 resolve a future -Wparentheses warning.
26747 * omp-low.c (scan_sharing_clauses): Likewise.
26748 * tree-parloops.c (eliminate_local_variables): Likewise.
26750 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
26752 PR rtl-optimization/70398
26753 * lra-constraints.c (process_address_1): Check zero scale and code
26754 for reloading with zero scale.
26756 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
26758 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
26759 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
26761 2016-04-06 Jakub Jelinek <jakub@redhat.com>
26763 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
26764 Add support for AVX512F clones, include them by default for
26765 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
26766 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
26769 PR middle-end/70550
26770 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
26771 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
26772 firstprivate clauses.
26773 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
26774 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
26775 (lower_omp_target): Set TREE_NO_WARNING for
26776 non-addressable possibly uninitialized vars which are copied into
26777 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
26779 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
26781 * config/pa/predicates.md (integer_store_memory_operand): Accept
26782 REG+D operands with a large offset when reload_in_progress is true.
26783 (floating_point_store_memory_operand): Likewise.
26785 2016-04-05 Jakub Jelinek <jakub@redhat.com>
26788 * match.pd (nested int casts): Limit to GIMPLE.
26790 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
26793 * ipa-devirt.c (maybe_record_node): Fix comment; use
26794 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
26796 2016-04-05 Jakub Jelinek <jakub@redhat.com>
26798 PR rtl-optimization/70542
26799 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
26800 if there are any uses other than insn or debug insns.
26802 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
26803 Jakub Jelinek <jakub@redhat.com>
26805 PR tree-optimization/70509
26806 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
26807 Shift HOST_WIDE_INT_1U instead of 1.
26809 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
26811 PR tree-optimization/70509
26812 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
26813 of the vector base type for index.
26815 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
26818 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
26820 2016-04-05 Richard Biener <rguenther@suse.de>
26822 PR tree-optimization/70526
26823 * tree-sra.c (build_ref_for_offset): Use prev_base to
26824 extract the alias pointer type.
26826 2016-04-05 Richard Biener <rguenther@suse.de>
26828 * dse.c (struct store_info): Remove alias_set member.
26829 (struct read_info_type): Likewise.
26830 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
26831 spill_deleted, clear_alias_set_lookup): Remove.
26832 (get_group_info): Remove dead base == NULL_RTX case.
26833 (dse_step0): Remove initialization of removed variables.
26834 (delete_dead_store_insn): Reomve alias set dumping.
26835 (free_read_records): Remove alias_set handling.
26836 (canon_address): Remove alias_set_out parameter.
26837 (record_store): Remove spill_alias_set, it's always zero.
26838 (check_mem_read_rtx): Likewise.
26839 (dse_step2): Rename from ...
26840 (dse_step2_nospill): ... this. Adjust.
26841 (scan_stores): Rename from ...
26842 (scan_stores_nospill): ... this.
26843 (scan_reads): Rename from ...
26844 (scan_reads_nospill): ... this.
26845 (scan_stores_spill, scan_reads_spill): Remove.
26846 (dse_step3_scan): Remove for_spills argument which is always false.
26847 (dse_step3): Likewise.
26848 (dse_step5): Rename from ...
26849 (dse_step5_nospill): ... this. Remove alias_set handling.
26850 (rest_of_handle_dse): Adjust.
26852 2016-04-05 Jakub Jelinek <jakub@redhat.com>
26855 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
26856 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
26857 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
26858 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
26860 2016-04-05 Richard Biener <rguenther@suse.de>
26862 PR middle-end/70499
26863 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
26864 non-register type temporaries into SSA.
26866 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
26869 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
26870 calls when sanitizing.
26871 (possible_polymorphic_call_target_p): Fix formatting.
26873 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26874 Jakub Jelinek <jakub@redhat.com>
26876 PR middle-end/70457
26877 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
26878 to ensure a call statement is compatible with a built-in's
26880 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
26883 2016-04-04 Richard Biener <rguenther@suse.de>
26885 PR rtl-optimization/70484
26886 * rtl.h (canon_output_dependence): Declare.
26887 * alias.c (canon_output_dependence): New function.
26888 * dse.c (record_store): Use canon_output_dependence rather
26889 than canon_true_dependence.
26891 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
26894 * cgraph.h (symtab_node::copy_visibility_from): New function.
26895 * symtab.c (symtab_node::copy_visibility_from): New function.
26896 * ipa-visibility.c (optimize_weakref): New function.
26897 (function_and_variable_visibility): Use it.
26899 2016-04-04 Martin Liska <mliska@suse.cz>
26902 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
26903 value that is really in range handled by SBR instruction.
26904 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
26905 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
26906 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
26908 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
26912 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
26913 set, but not for SP_REG operands.
26915 2016-04-02 Martin Sebor <msebor@redhat.com>
26918 * fold-const.c (maybe_nonzero_address): New function.
26919 (fold_comparison): Call it. Fold equality and relational
26920 expressions involving null pointers.
26921 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
26923 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
26925 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
26926 the "Y" constraint (scalar FP 0.0 immediate).
26928 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
26929 Add the "const_double" to the list of operand constraints.
26931 2016-04-01 Jakub Jelinek <jakub@redhat.com>
26933 PR rtl-optimization/70467
26934 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
26935 If low word of the last operand is 0, just emit addition/subtraction
26938 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26941 * config/s390/s390.c (s390_expand_insv): Check for everything
26942 constant instead of just VOIDmode stuff.
26944 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26947 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
26949 2016-04-01 Nathan Sidwell <nathan@acm.org>
26951 * tree.def (TRY_CATCH_EXPR): Correct documentation.
26953 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
26955 PR rtl-optimization/70461
26956 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
26959 2016-03-31 Martin Liska <mliska@suse.cz>
26962 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
26963 a tree value or an immediate integer value to a buffer
26964 that is eventually copied to a BRIG section.
26965 (emit_immediate_operand): Call the function here.
26966 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
26967 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
26968 of class' fields that are removed.
26969 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
26970 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
26971 m_brig_repr_size fields.
26973 2016-03-31 Martin Liska <mliska@suse.cz>
26976 * hsa-gen.c (hsa_function_representation::update_dominance): New
26978 (convert_addr_to_flat_segment): Likewise.
26979 (gen_hsa_memory_set): New alignment argument.
26980 (gen_hsa_ctor_assignment): Likewise.
26981 (gen_hsa_insns_for_single_assignment): Provide alignment
26982 to gen_hsa_ctor_assignment.
26983 (gen_hsa_insns_for_direct_call): Add new argument.
26984 (expand_lhs_of_string_op): New function.
26985 (expand_string_operation_builtin): Likewise.
26986 (expand_memory_copy): New function.
26987 (expand_memory_set): New function.
26988 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
26989 (convert_switch_statements): Change signature.
26990 (generate_hsa): Use a return value of the function.
26991 (pass_gen_hsail::execute): Do not call
26992 convert_switch_statements here.
26993 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
26994 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
26995 (hsa_function_representation::update_dominance): New function.
26997 2016-03-31 Martin Liska <mliska@suse.cz>
27000 * hsa-brig.c (emit_directive_variable): Emit alignment
27001 according to hsa_symbol::m_align.
27002 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
27003 (dump_hsa_symbol): Dump alignment of HSA symbols.
27004 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
27005 (gen_hsa_addr_with_align): New function.
27006 (hsa_bitmemref_alignment): Use newly added function.
27007 (gen_hsa_insns_for_load): Likewise.
27008 (gen_hsa_insns_for_store): Likewise.
27009 (gen_hsa_memory_copy): New argument added.
27010 (gen_hsa_insns_for_single_assignment): Respect
27011 alignment for assignments processed via gen_hsa_memory_copy.
27012 (gen_hsa_insns_for_direct_call): Likewise.
27013 (gen_hsa_insns_for_return): Likewise.
27014 (gen_function_def_parameters): Set default alignment.
27015 * hsa.c (hsa_object_alignment): New function.
27016 (hsa_byte_alignment): Pasted function.
27017 * hsa.h (hsa_symbol::m_align): New field.
27019 2016-03-31 Bin Cheng <bin.cheng@arm.com>
27021 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
27022 scratch field for goto case.
27024 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
27026 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
27028 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
27031 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
27032 (scalar_chain::convert_insn): Call convert_op for reg
27033 moves to handle undefined registers.
27035 2016-03-31 Nathan Sidwell <nathan@acm.org>
27038 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
27039 Assert we don't want to move backwards.
27041 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
27044 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
27046 2016-03-31 Jakub Jelinek <jakub@redhat.com>
27048 PR rtl-optimization/70460
27049 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
27050 with operand from REG_LABEL_OPERAND, instead substitute
27051 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
27052 Don't do anything for REG_NON_LOCAL_GOTO jumps.
27054 2016-03-31 Martin Liska <mliska@suse.cz>
27056 * passes.c (execute_one_pass): Do not call
27057 todo_after for a discarded function.
27059 2016-03-31 Bin Cheng <bin.cheng@arm.com>
27061 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
27062 (no_cost, infinite_cost): Initialize the new field.
27063 (get_computation_cost_at): Record setup cost.
27064 (determine_use_iv_cost_address): Skip cost computation for sub
27065 uses if we can estimate it without losing accuracy.
27067 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
27069 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
27071 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
27072 max_loop_iterations_int.
27073 (tree_unswitch_outer_loop): Likewise.
27074 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
27075 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
27077 2016-03-30 Richard Biener <rguenther@suse.de>
27079 PR middle-end/70450
27080 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
27082 2016-03-30 Jakub Jelinek <jakub@redhat.com>
27085 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
27086 in gen_blendm expander.
27088 2016-03-30 Nick Clifton <nickc@redhat.com>
27091 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
27092 case where we are already provided with an SImode SUBREG.
27094 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
27097 * config/i386/i386.c (ix86_expand_epilogue): Properly check
27098 conflict between DRAP register and __builtin_eh_return.
27100 2016-03-30 Michael Matz <matz@suse.de>
27101 Richard Biener <rguenther@suse.de>
27104 * ipa-polymorphic-call.c (struct type_change_info): Change
27105 speculative to an unsigned allowing to limit the work we do.
27106 (csftc_abort_walking_p): New inline function..
27107 (check_stmt_for_type_change): Limit the number of may-defs
27108 skipped for speculative devirtualization to
27109 max-speculative-devirt-maydefs.
27110 * params.def (max-speculative-devirt-maydefs): New param.
27111 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
27113 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
27116 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
27119 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
27121 PR tree-optimization/59124
27122 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
27123 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
27125 2016-03-29 Jeff Law <law@redhat.com>
27127 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
27129 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27131 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
27134 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
27136 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
27137 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
27138 gcrt0.o if linking dynamically.
27140 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27143 * ipa-devirt.c (methods_equal_p): New function.
27144 (compare_virtual_tables): Use it.
27145 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
27146 * cgraphclones.c (clone_function_name_1): Use
27147 symbol_table::symbol_suffix_separator.
27148 * coverage.c (build_var): Likewise.
27149 * symtab.c (symbol_table::symbol_suffix_separator): New.
27151 2016-03-29 Jakub Jelinek <jakub@redhat.com>
27153 PR rtl-optimization/70429
27154 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
27155 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
27156 mode != result_mode.
27159 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
27161 PR tree-optimization/70405
27162 * ssa-iterators.h (num_imm_uses): Add missing braces.
27164 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
27166 PR rtl-optimization/68695
27167 * ira-color.c (allocno_copy_cost_saving): New.
27168 (improve_allocation): Use it.
27170 2016-03-29 Richard Henderson <rth@redhat.com>
27172 PR middle-end/70355
27173 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
27175 2016-03-29 Richard Biener <rguenther@suse.de>
27177 PR middle-end/70424
27178 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
27179 use alignment returned by get_pointer_alignment_1 if it is
27180 bigger than BITS_PER_UNIT.
27181 * builtins.c (get_pointer_alignment_1): Do not return true
27182 for alignment extracted from SSA info.
27184 2016-03-28 James Bowman <james.bowman@ftdichip.com>
27186 * config/ft32/ft32.opt (mnodiv): New.
27187 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
27188 * doc/invoke.texi (FT32 Options -mnodiv): New.
27190 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
27193 * config/i386/i386.md (define_split, andn): Fix modes.
27195 2016-03-26 Richard Biener <rguenther@suse.de>
27196 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
27199 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
27201 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
27202 as 2nd argument to cl_optimization_restore().
27204 2016-03-25 Richard Henderson <rth@redhat.com>
27207 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
27208 * config/aarch64/aarch64-protos.h: Declare it.
27209 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
27211 2016-03-25 Alan Modra <amodra@gmail.com>
27214 * config/rs6000/constraints.md (j): Simplify.
27215 * config/rs6000/predicates.md (easy_fp_constant): Exclude
27217 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
27218 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
27219 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
27220 in all constraint alternatives.
27221 (movtd_64bit_nodm): Delete "j" constraint alternative.
27223 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
27225 * tree-ssa-propagate.c: Enhance docs for
27226 SSA_PROP_NOT_INTERESTING.
27228 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
27230 * doc/extend.texi: Fix typo in documentation to pure attribute.
27232 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
27235 * config/pa/pa.md (bswapdi2): Use a scratch register.
27237 2016-03-24 Richard Henderson <rth@redhat.com>
27239 PR middle-end/69845
27240 * fold-const.c (extract_muldiv_1): Correct test for multiplication
27243 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
27245 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
27246 using ix86_expand_binary_operator instead of gen_andsi3.
27248 2016-03-24 Richard Biener <rguenther@suse.de>
27250 PR tree-optimization/70396
27251 * tree-vect-stmts.c (vectorizable_comparison): Use
27252 get_vectype_for_scalar_type.
27254 2016-03-24 Richard Biener <rguenther@suse.de>
27256 PR middle-end/70370
27257 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
27258 with register bases.
27260 2016-03-24 Richard Biener <rguenther@suse.de>
27262 PR tree-optimization/70372
27263 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
27264 build_all_ones_cst to also handle vector types correctly.
27266 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
27269 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
27272 2016-03-23 Marek Polacek <polacek@redhat.com>
27275 * doc/invoke.texi: Document -Wignored-attributes.
27277 2016-03-23 Bin Cheng <bin.cheng@arm.com>
27279 PR tree-optimization/69042
27280 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
27281 parameter from 30 to 40.
27283 2016-03-23 Bin Cheng <bin.cheng@arm.com>
27285 PR tree-optimization/69042
27286 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
27287 for use with constant offset stripped in base.
27289 2016-03-23 Richard Biener <rguenther@suse.de>
27291 PR middle-end/70251
27292 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
27293 mode compatibility check.
27294 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
27296 2016-03-23 Jeff Law <law@redhat.com>
27298 PR tree-optimization/64058
27299 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
27301 (struct ssa_conflicts): Move up earlier in the file.
27302 (conflicts_, var_map_): New static variables.
27303 (initialize_conflict_count): New function to initialize the
27304 CONFLICT_COUNT field for each conflict pair.
27305 (compare_pairs): Lazily initialize the conflict count and use it
27306 as the first tie-breaker.
27307 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
27308 and wipe conflicts_ and map_ around the call to qsort. Remove
27309 special case for 2 coalesce pairs.
27310 * bitmap.c (bitmap_count_unique_bits): New function.
27311 (bitmap_count_bits_in_word): New function, extracted from
27313 (bitmap_count_bits): Use bitmap_count_bits_in_word.
27314 * bitmap.h (bitmap_count_unique_bits): Declare it.
27316 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
27319 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
27320 transparent alias chain for decl assembler name.
27321 * config/sol2.c (solaris_assemble_visibility): Likewise.
27323 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27325 * config/arm/arm1020e.md (1020call_op): Reduce reservation
27327 (v10_fdivs): Likewise.
27328 (v10_fdivd): Likewise.
27330 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27333 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
27334 to not call fclose twice on file.
27336 2016-03-23 Jakub Jelinek <jakub@redhat.com>
27338 PR tree-optimization/70354
27339 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
27340 oprnd0 is wider than oprnd1 and there is a cast from the wider
27341 type to oprnd1, mask it with the mask of the narrower type.
27344 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
27345 Optimize TARGET_STV splitters, if high or low word of last argument
27348 2016-03-22 Jeff Law <law@redhat.com>
27351 tree-ssa-threadbackward.c
27352 (fsm_find_control_statement_thread_paths): Correctly distinguish
27353 between old style jump threads vs FSM jump threads.
27355 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
27358 * config/i386/i386.c (scalar_chain::convert_op): Support
27359 uninitialized register usage case.
27361 2016-03-22 Richard Biener <rguenther@suse.de>
27363 PR middle-end/70251
27364 * genmatch.c (gen_transform): Adjust last parameter to a three-state
27366 (capture::gen_transform): ... to change behavior when substituting
27367 a condition into cond or not-cond expr context.
27368 (dt_simplify::gen_1): Adjust.
27369 * gimple-match-head.c: Include gimplify.h for unshare_expr.
27370 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
27371 last change and instead change to
27372 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
27373 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
27375 2016-03-22 Anthony Green <green@moxielogic.com>
27377 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
27378 issue for moxiebox targets.
27379 (CC1PLUS_SPEC): Ditto.
27381 2016-03-22 Richard Biener <rguenther@suse.de>
27383 PR middle-end/70333
27384 * fold-const.c (extract_muldiv_1): Properly perform multiplication
27387 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
27389 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
27391 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
27394 * config/i386/i386.c (def_builtin): Handle
27395 OPTION_MASK_ISA_AVX512VL to be and-ed with other
27397 (const struct builtin_description bdesc_special_args[]):
27398 Remove duplicate ISA bits.
27400 2016-03-22 Jakub Jelinek <jakub@redhat.com>
27403 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
27404 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
27405 in a way that works also for AVX512BW.
27408 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
27409 instead of source if operands[1] is xmm16 and above and
27410 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
27411 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
27414 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
27415 on assign if (*from_p) is a comparison, set it to
27416 TREE_NO_WARNING (*from_p).
27418 2016-03-21 Jakub Jelinek <jakub@redhat.com>
27420 PR middle-end/70326
27421 * lra.c (restore_scratches): Ignore deleted insns.
27423 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
27424 Jakub Jelinek <jakub@redhat.com>
27426 PR tree-optimization/70317
27427 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
27430 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
27433 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
27434 of ix86_expand_move.
27436 (movti): Use general_operand for operand 1 predicate.
27438 2016-03-21 Martin Liska <mliska@suse.cz>
27440 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
27442 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
27444 2016-03-21 Martin Liska <mliska@suse.cz>
27447 * ipa-icf.c (sem_function::parse): Skip static
27448 constructors and destructors.
27450 2016-03-21 Jakub Jelinek <jakub@redhat.com>
27453 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
27454 function-like macro, peek following token(s) if it is followed
27455 by CPP_OPEN_PAREN token with optional padding in between, and
27456 if not, don't treat it like a macro.
27458 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
27459 Alexander Monakov <amonakov@ispras.ru>
27461 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
27462 for the stabs debug format.
27464 2016-03-21 Richard Biener <rguenther@suse.de>
27466 PR tree-optimization/70310
27467 * tree-vect-generic.c (expand_vector_condition): Fold the built
27470 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
27473 * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
27474 Block third alternative for AVX-512VL target,
27476 2016-03-21 Martin Liska <mliska@suse.cz>
27479 * hsa-brig.c (emit_function_directives): Mark unemitted
27480 global variables for emission.
27481 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
27482 (get_symbol_for_decl): Likewise.
27483 * hsa.h (struct hsa_symbol): New flag.
27485 2016-03-21 Richard Biener <rguenther@suse.de>
27487 PR tree-optimization/70288
27488 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
27489 we do not estimate unsimplified all-constant conditionals or
27490 switches as optimized away.
27492 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
27494 PR rtl-optimization/69102
27495 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
27496 when we have a readonly dependency context.
27498 2016-03-18 Jeff Law <law@redhat.com>
27500 PR rtl-optimization/70263
27501 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
27502 (update_equiv_regs): When trying to move a store to after the insn
27503 that sets the source of the store, make sure the store occurs after
27504 the insn that sets the source of the store. When successful note
27505 the REG_EQUIV note created in the dump file.
27507 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
27508 Bernd Schmidt <bschmidt@redhat.com>
27510 * doc/extend.texi: Document more potential problems with basic asms.
27512 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
27514 PR rtl-optimization/70278
27515 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
27518 2016-03-18 Jason Merrill <jason@redhat.com>
27520 * calls.c (load_register_parameters): Fix zero size sibcall logic.
27522 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
27524 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
27525 values to 128b regs.
27527 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
27529 PR tree-optimization/70252
27530 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
27531 boolean vector has a proper number of elements.
27532 (supportable_narrowing_operation): Likewise.
27534 2016-03-18 Tom de Vries <tom@codesourcery.com>
27537 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
27539 2016-03-18 Jakub Jelinek <jakub@redhat.com>
27541 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
27542 instead of replace_rtx for DEBUG_INSNs.
27544 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
27546 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
27547 load type reservations.
27549 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
27552 * config/pa/constraints.md: Revert 2015-02-13 change. Use
27553 define_constraint for "Q" and "T" constraints.
27555 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
27557 Tweak the pipeline model for Exynos M1
27559 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
27562 2016-03-17 David Malcolm <dmalcolm@redhat.com>
27565 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
27566 where one or both locations aren't within a line_map.
27568 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
27571 * opts.c (finish_options): Don't set flag_pie to the default if
27572 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
27575 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
27577 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
27578 true as ALL_REGS argument to replace_rtx.
27580 2016-03-17 Richard Biener <rguenther@suse.de>
27583 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
27586 2016-03-17 Jakub Jelinek <jakub@redhat.com>
27589 * rtl.h (replace_rtx): Add ALL_REGS argument.
27590 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
27591 equality and assert mode is the same, instead of just rtx pointer
27593 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
27594 true as ALL_REGS argument to replace_rtx.
27596 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
27598 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
27599 for boolean vector with vector mode only.
27600 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
27602 2016-03-17 Nick Clifton <nickc@redhat.com>
27605 * config/rx/rx.c (rx_print_integer): Print negative constants in
27608 2016-03-17 Jakub Jelinek <jakub@redhat.com>
27611 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
27613 2016-03-16 Richard Henderson <rth@redhat.com>
27614 Richard Biener <rguenth@suse.de>
27616 PR middle-end/70240
27617 PR middle-end/68215
27619 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
27620 first operand as is_gimple_condexpr.
27622 PR middle-end/70240
27623 PR middle-end/68215
27625 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
27626 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
27627 Do not gimplify the result.
27628 (do_unop): Adjust call to tree_vec_extract.
27629 (do_binop): Likewise.
27630 (do_compare): Likewise.
27631 (do_plus_minus): Likewise.
27632 (do_negate): Likewise.
27633 (expand_vector_condition): Likewise.
27634 (do_cond): Likewise.
27636 2016-03-16 Richard Henderson <rth@redhat.com>
27639 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
27640 (aarch64_classify_address): Use it.
27641 (aarch64_legitimize_address): Force all subexpressions of PLUS
27642 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
27644 2016-03-16 Jakub Jelinek <jakub@redhat.com>
27645 Richard Biener <rguenth@suse.de>
27648 * rtlanal.c (replace_rtx): For REG, if from is a REG,
27649 return to even if only REGNO is equal, and assert
27652 2016-03-11 Jeff Law <law@redhat.com>
27654 PR rtl-optimization/70224
27655 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
27657 2016-03-16 Richard Henderson <rth@redhat.com>
27659 PR middle-end/70199
27660 * function.h (struct function): Add has_forced_label_in_static.
27661 * gimplify.c (force_labels_r): Set it.
27662 * lto-streamer-in.c (input_struct_function_base): Read it.
27663 * lto-streamer-out.c (output_struct_function_base): Write it.
27664 * tree-inline.c (has_label_address_in_static_1): Remove.
27665 (copy_forbidden): Remove fndecl parameter; test
27666 has_forced_label_in_static.
27667 (inline_forbidden_p): Update call to copy_forbidden.
27668 (tree_versionable_function_p): Likewise.
27669 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
27670 (chkp_versioning): Likewise.
27671 * tree-inline.h (copy_forbidden): Update decl.
27673 2016-03-16 Marek Polacek <polacek@redhat.com>
27676 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
27677 function being thunked if the result type doesn't have fixed size.
27678 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
27679 doesn't have fixed size.
27681 2016-03-16 Bin Cheng <bin.cheng@arm.com>
27683 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
27684 reporting malformed loop nest.
27686 2016-03-16 Tom de Vries <tom@codesourcery.com>
27689 * ipa-devirt.c (possible_polymorphic_call_targets): Move
27690 nodes.length () == 1 test to before first nodes[0] access.
27692 2016-03-16 Tom de Vries <tom@codesourcery.com>
27694 PR tree-optimization/68715
27695 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
27696 single_pred_p test.
27698 2016-03-16 Tom de Vries <tom@codesourcery.com>
27700 PR tree-optimization/68809
27701 * graphite-scop-detection.c (same_close_phi_node): Test if result types
27704 2016-03-16 Carlos O'Donell <carlos@redhat.com>
27705 Sandra Loosemore <sandra@codesourcery.com>
27707 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
27708 on leaf attribute. Mention ELF interposition problems.
27710 2016-03-16 Alan Modra <amodra@gmail.com>
27712 PR rtl-optimization/69195
27713 PR rtl-optimization/47992
27714 * ira.c (indirect_jump_optimize): Ignore artificial defs.
27717 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
27720 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
27722 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
27724 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
27726 2016-03-15 Jakub Jelinek <jakub@redhat.com>
27728 PR rtl-optimization/70222
27729 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
27730 optimization if mode is different from result_mode, queue up masking
27731 of the result in outer_op. Formatting fix.
27733 PR middle-end/70239
27734 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
27737 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27739 PR rtl-optimization/69032
27740 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
27741 looping backwards over basic block insns.
27743 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27746 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
27747 to non-speculative when propagating trap bits.
27749 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27751 PR rtl-optimization/63384
27752 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
27753 DEBUG_INSN_P insns.
27755 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27758 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
27759 factored out from ...
27760 (sched_analyze_insn): ... here.
27761 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
27762 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
27763 get_implicit_reg_pending_clobbers in it.
27764 (setup_id_reg_sets): Use setup_id_implicit_regs.
27765 (deps_init_id): Ditto.
27767 2016-03-15 Tom de Vries <tom@codesourcery.com>
27770 * cgraph.c (cgraph_node::get_body): Save, reset and restore
27772 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
27773 execute_function_dump.
27774 (execute_one_pass): Don't dump function if it will be dumped after ipa
27777 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
27779 * genrecog.c (match_pattern_2): If pred is NULL don't call
27780 safe_predicate_mode on it.
27782 2016-03-14 Jakub Jelinek <jakub@redhat.com>
27784 PR middle-end/70219
27785 * lra-constraints.c (delete_move_and_clobber): Change assertion
27786 to also allow dregno == 0.
27788 2016-03-14 Richard Henderson <rth@redhat.com>
27791 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
27792 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
27793 (reassociate_bb): Use optimize_vec_cond_expr; avoid
27794 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
27797 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
27800 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
27802 (lra_create_live_ranges_1): initialize hard register biggest_mode to
27804 * lra-constraints.c (split_reg): For hard regs, try to find the
27805 biggest single-register mode used in the function.
27807 2016-03-14 Richard Biener <rguenther@suse.de>
27809 PR tree-optimization/56365
27810 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
27811 constants to compare against.
27813 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
27816 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
27817 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
27818 (define_split for the GPR case): Use int_reg_operand instead of
27819 gpc_reg_operand for the output.
27821 2016-03-14 Tom de Vries <tom@codesourcery.com>
27823 PR tree-optimization/70045
27824 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
27825 create_empty_if_region_on_edge argument.
27827 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
27829 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
27830 (STACK_CHECK_PROTECT): Likewise.
27831 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
27832 (STACK_CHECK_PROTECT): Likewise.
27833 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
27834 (STACK_CHECK_PROTECT): Likewise.
27835 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
27836 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
27837 (STACK_CHECK_PROTECT): Likewise.
27839 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
27841 PR rtl-optimization/69307
27842 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
27843 registers in modes that span more than one register.
27845 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
27848 * lra-constraints.c (delete_move_and_clobber): New.
27849 (remove_inheritance_pseudos): Use it.
27851 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
27854 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
27855 the libcall is LCT_THROW.
27856 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
27857 for the checking routine.
27859 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
27862 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
27863 optimization if we have direct move.
27864 (roundu32<mode>2_fprs): Likewise.
27866 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
27869 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
27871 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
27872 Arguments swapped. All callers changed. Take reg_renumber into
27873 account, and Calculate and compare register ranges for hard regs.
27875 2016-03-11 Jeff Law <law@redhat.com>
27877 PR tree-optimization/70190
27878 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27879 Handle cases where we can not extract the taken edge, even though we
27880 found a constant value.
27882 PR tree-optimization/64058
27883 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
27884 (num_coalesce_pairs): Move up earlier in file.
27885 (find_coalesce_pair): Initialize the INDEX field for each pair
27887 (compare_pairs): No longer sort on the elements in each pair.
27888 Instead break ties with the index of the coalesce pair.
27890 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27893 * config/aarch64/aarch64-protos.h
27894 (aarch64_save_restore_target_globals): New prototype.
27895 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
27896 Call the above when popping pragma.
27897 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
27899 (aarch64_set_current_function): Rewrite using the above.
27901 2016-03-11 Jakub Jelinek <jakub@redhat.com>
27903 PR tree-optimization/70177
27904 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
27905 (extract_ops_from_tree): ... this. In the 2 argument
27906 overload remove _1 suffix.
27907 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
27908 (extract_ops_from_tree): ... this.
27909 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
27911 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
27912 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
27913 extract_ops_from_tree instead of 2 operand one.
27915 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
27917 PR tree-optimization/70013
27918 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
27919 for constant-pool entries.
27921 2016-03-11 Jakub Jelinek <jakub@redhat.com>
27923 PR rtl-optimization/70174
27924 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
27925 followed by gen_lowpart on force_reg instead of just gen_lowpart.
27927 PR tree-optimization/70169
27928 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
27929 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
27932 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
27933 Jakub Jelinek <jakub@redhat.com>
27936 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
27937 of uninitialized values.
27939 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27941 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
27943 ("*trunctddd2"): New pattern definition.
27944 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
27947 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27949 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
27950 definitions for BFP and DFP rounding modes.
27951 ("fixuns_truncdddi2", "fixuns_trunctddi2")
27952 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
27953 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
27954 ("fix_trunctf<mode>2"): Use the new constants instead of magic
27957 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27959 * config/s390/constraints.md: Adjust comment.
27960 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
27961 s390_decompose_addrstyle_without_index.
27962 * config/s390/predicates.md (shift_count_or_setmem_operand):
27963 Rename to setmem_operand.
27964 * config/s390/s390-protos.h
27965 (s390_decompose_shift_count): Rename to
27966 s390_decompose_addrstyle_without_index.
27967 * config/s390/s390.c (s390_decompose_shift_count)
27968 (s390_mem_constraint, print_shift_count_operand)
27969 (print_operand_address, print_operand): Rename
27970 s390_decompose_shift_count to
27971 s390_decompose_addrstyle_without_index and rename
27972 print_shift_count_operand to print_addrstyle_operand troughout the
27974 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
27975 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
27976 Rename shift_count_or_setmem_operand to setmem_operand.
27977 * config/s390/vx-builtins.md ("vec_insert<mode>")
27978 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
27981 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27984 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
27985 Handle overlapping retval and newval.
27987 2016-03-10 Nick Clifton <nickc@redhat.com>
27990 * config/aarch64/aarch64.c
27991 (aarch64_override_options_after_change_1): When forcing
27992 flag_omit_frame_pointer to be true, use a special value that can
27993 be detected if this function is called again, thus preventing
27994 flag_omit_leaf_frame_pointer from being forced to be false.
27996 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27998 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
27999 Set x_flag_omit_leaf_frame_pointer when handling
28000 -momit-leaf-frame-pointer.
28002 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28005 * cgraph.c (cgraph_node::dump): Dump split_part and
28006 indirect_call_target.
28007 * cgraph.h (cgraph_node): Add indirect_call_target flag.
28008 * ipa.c (has_addr_references_p): Cleanup.
28009 (is_indirect_call_target_p): New.
28010 (walk_polymorphic_call_targets): Do not mark virtuals that may be
28011 called indirectly as local.
28012 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
28014 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28017 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
28018 on cxa_pure_virtual.
28020 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28023 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
28025 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28028 * tree.c (need_assembler_name_p): Only record main variant type names.
28030 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
28033 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
28034 Always define to 0 or 1.
28035 (TARGET_FIX_ERR_A53_843419): New macro.
28036 * config/aarch64/aarch64-elf-raw.h
28037 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
28038 * config/aarch64/aarch64-linux.h: Likewise.
28039 * config/aarch64/aarch64.c
28040 (aarch64_override_options_after_change_1): Do not default
28041 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
28043 (aarch64_attributes): Handle fix-cortex-a53-843419.
28044 (aarch64_can_inline_p): Likewise.
28045 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
28047 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
28048 Jakub Jelinek <jakub@redhat.com>
28050 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
28051 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
28052 DECL_COMMONS if flag_unconstrained_commons is set.
28053 * tree-dfa.c (get_ref_base_and_extent): Likewise.
28054 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
28055 (funconstrained-commons): Document.
28057 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
28059 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
28060 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
28062 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
28064 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
28065 has a proper number of elements.
28067 2016-03-10 Alan Modra <amodra@gmail.com>
28069 PR rtl-optimization/69195
28070 PR rtl-optimization/47992
28071 * ira.c (recorded_label_ref): Delete.
28072 (update_equiv_regs): Return void.
28073 (indirect_jump_optimize): New function.
28074 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
28075 before regstat_compute_ri. Don't rebuild_jump_labels here.
28076 Delete update_regstat.
28078 2016-03-10 Richard Biener <rguenther@suse.de>
28080 PR tree-optimization/70128
28081 * tree-ssa-structalias.c (set_uids_in_ptset): Set
28082 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
28084 2016-03-09 Jakub Jelinek <jakub@redhat.com>
28086 PR tree-optimization/70152
28087 * tree-sra.c (replace_removed_params_ssa_names): Copy over
28088 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
28091 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
28092 instead of gen_sse2_loadlpd.
28093 * config/i386/sse.md (*vec_concatv2df): Rename to...
28094 (vec_concatv2df): ... this.
28096 PR tree-optimization/70127
28097 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
28099 2016-03-09 David Malcolm <dmalcolm@redhat.com>
28103 * diagnostic-show-locus.c (compatible_locations_p): New function.
28104 (layout::layout): Sanitize ranges using compatible_locations_p.
28106 2016-03-09 David Malcolm <dmalcolm@redhat.com>
28110 * diagnostic-show-locus.c (layout_range::layout_range): Replace
28111 location_range param with three const expanded_locations * and a
28113 (layout::layout): Replace call to
28114 rich_location::lazily_expand_location with get_expanded_location.
28115 Extract the range and perform location expansion here, passing
28116 the results to the layout_range ctor.
28117 * diagnostic.c (source_range::debug): Delete.
28118 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
28119 of rich_location::get_expanded_location.
28120 * gcc-rich-location.c (get_range_for_expr): Delete.
28121 (gcc_rich_location::add_expr): Reimplement to avoid the
28122 rich_location::add_range overload that took a location_range,
28123 passing a location_t instead.
28125 2016-03-09 Richard Biener <rguenther@suse.de>
28126 Jakub Jelinek <jakub@redhat.com>
28128 PR tree-optimization/70138
28129 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
28130 Also skip vect_double_reduction_def.
28132 2016-03-09 Jakub Jelinek <jakub@redhat.com>
28135 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
28136 if the operand is "m".
28138 2016-03-09 Nathan Sidwell <nathan@acm.org>
28140 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
28142 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
28144 * config/i386/i386.c (processor_target_table): Fix cost table
28145 intialization order for znver1.
28147 2016-03-08 Jakub Jelinek <jakub@redhat.com>
28149 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
28150 - becuase -> because.
28151 * ipa-reference.c (ignore_module_statics): Likewise.
28152 * cgraph.c (cgraph_node::get_body): Likewise.
28153 * ipa-inline.c (early_inliner): Likewise.
28154 * ipa-devirt.c (types_same_for_odr): Likewise.
28155 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
28156 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
28158 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28160 * tree-ssa-math-opts.c: Fix typo in comment.
28162 2016-03-08 Jakub Jelinek <jakub@redhat.com>
28165 * config/i386/i386.c (scalar_chain::make_vector_copies,
28166 scalar_chain::convert_reg): Call end_sequence in between
28167 get_insns and emit_conversion_insns rather than after both
28170 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
28173 * config/i386/i386.h (machine_function): Add
28174 pc_thunk_call_expanded flag.
28175 (ix86_pc_thunk_call_expanded): New define.
28176 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
28177 (*set_got): Rename insn pattern from set_got.
28178 (*set_got_labelled): Rename inst pattern from set_got_labelled.
28179 * config/i386/i386.c (ix86_compute_frame_layout): Use
28180 ix86_pc_thunk_call_expanded to prevent red-zone.
28182 2016-03-07 Martin Jambor <mjambor@suse.cz>
28184 * hsa.h (hsa_get_ctor_statements): Declare.
28185 (hsa_get_dtor_statements): Likewise.
28186 (hsa_get_kernel_dispatch_type): Likewise.
28187 * hsa.c (hsa_get_ctor_statements): New function.
28188 (hsa_get_dtor_statements): Likewise.
28189 (hsa_get_kernel_dispatch_type): Likewise.
28190 * hsa-brig.c (hsa_cdtor_statements): Removed.
28191 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
28192 hsa_get_dtor_statements.
28193 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
28194 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
28196 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
28198 * config/arm/arm-cores.def (cortex-r8): New.
28199 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
28200 * config/arm/arm-tune.md: Likewise.
28201 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
28203 2016-03-07 Martin Sebor <msebor@redhat.com>
28205 PR rtl-optimization/19705
28206 * doc/invoke.texi (Options That Control Optimization): Clarify
28207 -fno-branch-count-reg.
28209 2016-02-26 Richard Biener <rguenther@suse.de>
28210 Jeff Law <law@redhat.com>
28212 PR tree-optimization/69740
28213 * cfghooks.c (remove_edge): Request loop fixups if we delete
28214 an edge that might turn an irreducible loop into a natural
28216 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
28217 Move after definition of loops_state_clear.
28219 2016-03-07 Bin Cheng <bin.cheng@arm.com>
28221 PR rtl-optimization/69052
28222 * rtlanal.c (commutative_operand_precedence): Set higher precedence
28225 2016-03-07 Tom de Vries <tom@codesourcery.com>
28227 PR tree-optimization/70116
28228 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
28229 is_tm_ending stmts and ubsan/asan internal functions.
28230 (find_duplicate): Use it. Don't test is_tm_ending here.
28232 2016-03-07 Richard Biener <rguenther@suse.de>
28234 PR tree-optimization/70115
28235 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
28236 (propagate_constants_for_unrolling): Use replace_uses_by.
28238 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
28240 PR middle-end/69916
28241 * omp-low.c (struct oacc_loop): Add ifns.
28242 (new_oacc_loop_raw): Initialize it.
28243 (finish_oacc_loop): Clear mask & flags if no ifns.
28244 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
28245 (oacc_loop_xform_loop): Add ifns arg & adjust.
28246 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
28248 2016-03-07 Richard Henderson <rth@redhat.com>
28251 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
28252 (insert_value_copy_on_edge): Likewise.
28254 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28256 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
28258 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
28261 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
28263 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
28265 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
28267 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
28269 Fix sseimul type attribute.
28270 * config/i386/znver1.md
28271 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
28272 znver1_sseimul_avx256_load) : Fix the type attribute.
28273 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
28274 pipe usage and latency.
28276 2016-03-05 Jakub Jelinek <jakub@redhat.com>
28279 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
28280 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
28283 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
28286 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
28288 PR rtl-optimization/69941
28289 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
28290 the reg share its mode.
28292 2016-03-04 Jeff Law <law@redhat.com>
28294 PR tree-optimization/69196
28295 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28296 If the both SSA_NAMEs are anonymous, then consider them unassociated
28297 and include the PHI in the statement count.
28299 2016-03-05 Tom de Vries <tom@codesourcery.com>
28301 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
28302 construct in oacc routine. Check for oacc region in oacc routine.
28304 2016-03-04 Jakub Jelinek <jakub@redhat.com>
28307 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
28308 2016-02-22 changes, instead don't recurse if RECUR is already true.
28309 Don't change *dynamic_check if RECUR. Adjust recursive caller
28310 to pass true to the new argument.
28311 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
28314 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
28315 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
28317 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
28319 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
28321 PR rtl-optimization/57676
28322 * lra-assigns.c (lra_assign): Guard test for maximum iterations
28323 with flag_checking.
28325 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
28327 * tree-vect-patterns.c (search_type_for_mask): Handle
28328 comparison of booleans.
28330 2016-03-04 Jakub Jelinek <jakub@redhat.com>
28332 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
28336 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
28337 all other ops that have dw_val_class_die_ref operands,
28338 and DW_OP_GNU_entry_value.
28340 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28342 PR rtl-optimization/69904
28343 * config/arm/arm.c (arm_cannot_copy_insn_p):
28344 Return true for load-exclusive instructions.
28346 2016-03-03 Jakub Jelinek <jakub@redhat.com>
28349 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
28350 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
28351 the pattern no matter if it is used just by non-pattern, pattern
28353 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
28354 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
28355 oprnd1 def_stmt is in pattern, don't look through it.
28357 2016-03-03 Marek Polacek <polacek@redhat.com>
28359 PR middle-end/70050
28360 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
28362 2016-03-03 Martin Liska <mliska@suse.cz>
28364 PR tree-optimization/70043
28365 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
28366 previous statement if we see a debug statement.
28368 2016-03-03 Richard Biener <rguenther@suse.de>
28370 PR tree-optimization/55936
28371 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
28372 parameter and guard unsafe equivalence use.
28373 (vrp_evaluate_conditional_warnv_with_ops): Always use
28374 safe equivalences but not via the quadratic compare_names
28377 2016-03-03 Michael Collison <michael.collison@linaro.org>
28380 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
28381 for operand 1 to s_register_operand. Change predicate for operand
28382 2 to arm_not_immediate_operand.
28384 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
28386 * doc/tm.texi: Regenerated.
28388 2016-03-02 Richard Henderson <rth@redhat.com>
28391 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
28392 simplification when all args are positive non-fixed registers.
28394 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28396 * target.def (lra_p): Specify that new ports should use LRA.
28398 2016-03-02 Jakub Jelinek <jakub@redhat.com>
28401 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
28402 gimplify_type_sizes the type they refer to.
28403 (omp_notice_variable): Handle reference vars to VLAs.
28404 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
28405 reference to VLA decls in the second pass instead of first pass.
28407 2016-03-02 Tom de Vries <tom@codesourcery.com>
28409 PR tree-optimization/68659
28410 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
28411 new_expr == NULL_TREE.
28412 (get_new_name): Handle ADDR_EXPR.
28414 2016-03-02 Bin Cheng <bin.cheng@arm.com>
28416 PR rtl-optimization/69052
28417 * loop-invariant.c (canonicalize_address): New function.
28418 (inv_can_prop_to_addr_use): Check validity of address expression
28419 which is canonicalized by above function.
28421 2016-03-02 Alan Modra <amodra@gmail.com>
28424 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
28427 2016-03-02 Jakub Jelinek <jakub@redhat.com>
28430 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
28431 (*movhi_internal): Put mask moves from and to memory separately
28432 from moves from/to GPRs.
28434 2016-03-02 Richard Biener <rguenther@suse.de>
28436 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
28437 GENERIC expressions in GIMPLE.
28439 2016-03-02 Richard Biener <rguenther@suse.de>
28441 * config/i386/i386.c (type_natural_mode): Fix typo.
28443 2016-03-02 Nick Clifton <nickc@redhat.com>
28445 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
28447 2016-03-02 Richard Biener <rguenther@suse.de>
28448 Uros Bizjak <ubizjak@gmail.com>
28451 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
28453 2016-03-02 Richard Biener <rguenther@suse.de>
28455 PR middle-end/67278
28456 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
28458 2016-03-02 Marek Polacek <polacek@redhat.com>
28461 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
28462 "is promoted to" warning.
28464 2016-03-01 DJ Delorie <dj@redhat.com>
28466 * config.gcc: Deprecate mep-*.
28468 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
28470 PR middle-end/70025
28471 * lra-constraints.c (regno_val_use_in): New.
28472 (match_reload): Use it instead of regno_use_in.
28474 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
28476 PR rtl-optimization/70007
28477 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
28478 references present in REG_EQUAL notes attached to non-SET patterns.
28480 2016-03-01 Jeff Law <law@redhat.com>
28482 PR tree-optimization/69196
28483 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28484 Appropriately clamp the number of statements to copy when the
28485 thread path does not traverse a loop backedge.
28487 PR tree-optimization/69196
28488 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28489 Do count some PHIs in the thread path against the insn count. Decrease
28490 final statement count by one as the control statement in the last
28491 block will get removed. Remove special cased code for handling PHIs
28494 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
28497 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
28498 asm dialect alternatives to explicit GOTPCREL calls.
28500 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
28503 * ira.c (do_reload): Issue warning for generic stack checking here...
28504 * reload1.c (reload): ...instead of here and streamline it.
28506 2016-03-01 Nick Clifton <nickc@redhat.com>
28508 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
28510 2016-03-01 Richard Biener <rguenther@suse.de>
28512 PR tree-optimization/69983
28513 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
28514 types and fall back to operand_equal_p.
28516 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28519 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28521 * config/s390/constraints.md ("jm8"): New constraint.
28522 * config/s390/predicates.md ("const_int_8bitset_operand"): New
28524 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
28526 ("*setmem_long<setmem_and>"): New pattern.
28527 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
28529 ("*setmem_long_31z<setmem_and>"): New pattern.
28530 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
28531 New substitution rules with the required attributes.
28534 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28537 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28539 * gensupport.c (process_substs_on_one_elem): Split loop to
28540 complete mark_operands_used_in_match_dup on all expressions in the
28542 (adjust_operands_numbers): Inline into process_substs_on_one_elem
28543 and remove function.
28545 2016-03-01 Richard Biener <rguenther@suse.de>
28547 PR middle-end/70022
28548 * fold-const.c (fold_indirect_ref_1): Fix range checking for
28549 vector BIT_FIELD_REF extract.
28551 2016-03-01 Richard Biener <rguenther@suse.de>
28553 PR tree-optimization/69994
28554 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
28556 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
28558 PR tree-optimization/69956
28559 * tree-vect-stmts.c (supportable_widening_operation): Support
28560 multi-step conversion of boolean vectors.
28561 (supportable_narrowing_operation): Likewise.
28563 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28565 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
28568 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28570 * config/s390/subst.md (DSI_VI): New mode iterator.
28571 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
28572 * config/s390/vector.md ("vec_set<mode>"): Move expander before
28573 the insn definition.
28574 ("*vec_set<mode>"): Change predicate and add alternative to
28575 support only either register or const_int operands as element
28577 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
28579 ("vec_extract<mode>"): New expander.
28580 ("*vec_extract<mode>"): New insn definition supporting reg and
28581 const_int element selectors.
28582 ("*vec_extract<mode>_plus"): New insn definition supporting
28583 reg+const_int element selectors.
28584 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
28585 following expander+insn definition.
28586 ("<vec_shifts_name><mode>3"): New expander.
28587 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
28589 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28591 * config/s390/s390.md ("*tabort_1"): Change predicate to
28592 nonmemory_operand. Add a second alternative to cover
28593 register as well as const int operands.
28594 ("*tabort_1_plus"): New pattern definition.
28596 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28598 * config/s390/s390.md ("*ashrdi3_cc_31")
28599 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
28600 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
28601 Merge insn definitions into ...
28602 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
28603 New pattern definition.
28604 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
28605 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
28606 ("*ashr<mode>3_and"): Merge insn definitions into ...
28607 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
28608 New pattern definition.
28609 * config/s390/subst.md ("addr_style_op_cc_subst")
28610 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
28611 substitutions patterns plus attributes.
28612 Add ashiftrt to SUBST iterator.
28614 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28616 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
28617 op2 to nonmemory_operand.
28618 ("*<shift>di3_31", "*<shift>di3_31_and"):
28619 Merge into single pattern definition ...
28620 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
28621 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
28622 pattern definition ...
28623 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
28624 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
28627 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28629 * config/s390/predicates.md (const_int_6bitset_operand): New
28631 * config/s390/s390.md: Include subst.md.
28632 ("rotl<mode>3"): New expander.
28633 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
28635 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
28636 * config/s390/subst.md: New file.
28638 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28640 * config/s390/s390.md ("op_type", "atype", "length" attributes):
28641 Remove RRR type. It doesn't really exist.
28642 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
28644 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
28645 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
28646 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
28647 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
28648 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
28649 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
28650 `enabled' attribute.
28652 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28654 * gensupport.c (process_substs_on_one_elem): Split loop to
28655 complete mark_operands_used_in_match_dup on all expressions in the
28657 (adjust_operands_numbers): Inline into process_substs_on_one_elem
28658 and remove function.
28660 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
28663 * config/sparc/sparc.c (NWORDS_UP): Rename to...
28664 (CEIL_NWORDS): ...this. Use CEIL macro.
28665 (compute_fp_layout): Adjust to above renaming.
28666 (function_arg_union_value): Likewise.
28667 (sparc_arg_partial_bytes): Likewise.
28668 (sparc_function_arg_advance): Likewise.
28670 2016-02-29 Jeff Law <law@redhat.com>
28672 PR tree-optimization/70005
28673 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
28674 where an object with a boolean range is compared against a value
28677 PR tree-optimization/69999
28678 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
28679 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
28682 2016-02-29 Richard Biener <rguenther@suse.de>
28684 PR tree-optimization/69994
28685 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
28686 (get_unary_op): Look through nop conversions.
28687 (ops_equal_values_p): New function, look for equality diregarding
28689 (eliminate_plus_minus_pair): Use ops_equal_values_p
28690 (repropagate_negates): Do not use get_unary_op here.
28692 2016-02-29 Martin Liska <mliska@suse.cz>
28694 * system.h: Poison ENABLE_CHECKING macro.
28696 2016-02-29 Martin Liska <mliska@suse.cz>
28698 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
28699 is presented in dump flags.
28700 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
28701 (hsa_regalloc): Likewise.
28703 2016-02-19 Richard Biener <rguenther@suse.de>
28705 PR tree-optimization/69980
28706 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
28707 permutation of those we need to keep.
28709 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
28712 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
28713 (NWORDS_UP): ...this
28714 (init_cumulative_args): Minor tweaks.
28715 (sparc_promote_function_mode): Likewise.
28716 (scan_record_type): Delete.
28717 (traverse_record_type): New function template.
28718 (classify_data_t): New structure type.
28719 (classify_registers): New inline function.
28720 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
28721 exhausted. Instantiate traverse_record_type on classify_registers and
28722 deal with the case of a structure passed in slot #15 with no FP field
28724 (assign_data_t): New structure type.
28725 (compute_int_layout): New static function.
28726 (compute_fp_layout): Likewise.
28727 (count_registers): New inline function.
28728 (assign_int_registers): New static function.
28729 (assign_fp_registers): Likewise.
28730 (assign_registers): New inline function.
28731 (function_arg_record_value_1): Delete.
28732 (function_arg_record_value_2): Likewise.
28733 (function_arg_record_value_3): Likewise.
28734 (function_arg_record_value): Adjust to above changes. Instantiate
28735 traverse_record_type on count_registers to first count the number of
28736 registers to be used and then on assign_registers to assign them.
28737 (function_arg_union_value): Adjust to above renaming.
28738 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
28739 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
28740 case of a structure passed in slot #15
28741 (sparc_function_arg_advance): Likewise.
28742 (function_arg_padding): Minor tweak.
28744 2016-02-29 Richard Biener <rguenther@suse.de>
28746 PR tree-optimization/69720
28747 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
28748 the adjustment_def path for possibly vectorized defs.
28749 (vect_create_epilog_for_reduction): Handle vectorized initial
28752 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
28754 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
28756 2016-02-27 Jeff Law <law@redhat.com>
28759 2016-02-26 Richard Biener <rguenther@suse.de>
28760 Jeff Law <law@redhat.com>
28762 PR tree-optimization/69740
28763 * cfghooks.c (remove_edge): Request loop fixups if we delete
28764 an edge that might turn an irreducible loop into a natural
28767 2016-02-27 Jakub Jelinek <jakub@redhat.com>
28769 PR rtl-optimization/69896
28770 * tree-vect-generic.c (get_compute_type): Avoid single element
28773 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
28775 Rename the AArch64 tuning option and related functions to enable the
28776 Newton series for the reciprocal square root to reflect its
28777 approximative characteristic.
28779 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
28780 function to "aarch64_emit_approx_rsqrt".
28781 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
28782 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
28783 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
28784 (xgene1_tunings): Likewise.
28785 (use_rsqrt_p): Likewise.
28786 (aarch64_emit_swrsqrt): Use new function name.
28787 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
28788 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
28789 text explaining this option.
28790 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
28792 2016-02-26 Jakub Jelinek <jakub@redhat.com>
28795 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
28796 complain about -mallow-movmisalign without -mvsx if
28797 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
28799 2016-02-26 Joel Sherrill <joel@rtems.org>
28801 * config.gcc: Add x86_64-*-rtems*.
28802 * config/i386/rtems-64.h: New file.
28804 2016-02-26 Joel Sherrill <joel@rtems.org>
28806 * config.gcc: Add aarch64-*-rtems*.
28807 * config/aarch64/rtems.h: New file.
28809 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
28812 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
28813 shift amount using %h. Add comment.
28815 2016-02-26 Richard Biener <rguenther@suse.de>
28816 Jeff Law <law@redhat.com>
28818 PR tree-optimization/69740
28819 * cfghooks.c (remove_edge): Request loop fixups if we delete
28820 an edge that might turn an irreducible loop into a natural
28823 2016-02-26 Martin Jambor <mjambor@suse.cz>
28825 PR middle-end/69920
28826 * tree-sra.c (sra_modify_assign): Do not remove loads of
28827 uninitialized aggregates to SSA_NAMEs.
28829 2016-02-26 Richard Henderson <rth@redhat.com>
28832 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
28833 pseudo in case the target rtx matches the source of the left
28836 2016-02-26 Martin Jambor <mjambor@suse.cz>
28839 * hsa.h (hsa_type_packed_p): Declare.
28840 * hsa.c (hsa_type_packed_p): New function.
28841 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
28843 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
28844 * hsa-brig.c (emit_basic_insn): Likewise.
28846 2016-02-26 Martin Jambor <mjambor@suse.cz>
28849 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
28851 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
28853 2016-02-26 Martin Jambor <mjambor@suse.cz>
28855 * hsa.h (is_a_helper): New overload for hsa_op_immed for
28856 hsa_op_with_type operands.
28857 (hsa_unsigned_type_for_type): Declare.
28858 * hsa.c (hsa_unsigned_type_for_type): New function.
28859 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
28860 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
28861 the finalizer. Do not emit extra move.
28863 2016-02-26 Martin Jambor <mjambor@suse.cz>
28865 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
28866 atomic operations in private segment.
28868 2016-02-26 Martin Jambor <mjambor@suse.cz>
28870 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
28871 statements to wi->info. Also disallow omp simd constructs.
28872 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
28873 for not gridifying. Dump special string for omp_for.
28875 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28878 * config/aarch64/aarch64.c (aarch64_set_current_function):
28879 Save/restore target globals when switching to
28880 target_option_default_node.
28882 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28885 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
28886 Return 0 if !SHIFT_COUNT_TRUNCATED.
28888 2016-02-26 Jakub Jelinek <jakub@redhat.com>
28889 Eric Botcazou <ebotcazou@adacore.com>
28891 PR rtl-optimization/69891
28892 * dse.c (scan_insn): If we can't figure out memset arguments
28893 or they are non-constant, call clear_rhs_from_active_local_stores.
28895 2016-02-26 Martin Liska <mliska@suse.cz>
28897 * doc/extend.texi: Mention clog10, clog10f an clog10l
28898 in Builtins section.
28900 2016-02-26 Martin Liska <mliska@suse.cz>
28902 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
28904 (resolve_args_picking_1): Likewise.
28905 * dwarf2out.h (struct GTY): Likewise.
28907 2016-02-26 Martin Liska <mliska@suse.cz>
28909 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
28910 with flag_checking.
28911 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
28913 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
28914 Martin Liska <mliska@suse.cz>
28916 * doc/install.texi: Mention --enable-valgrind-annotations.
28918 2016-02-26 Richard Biener <rguenther@suse.de>
28920 PR tree-optimization/69551
28921 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
28922 looking through aliases adjust DECL_PT_UID to refer to the
28923 ultimate alias target.
28925 2016-02-25 Martin Liska <mliska@suse.cz>
28927 PR middle-end/69919
28928 * alloc-pool.c (after_memory_report): New variable.
28929 * alloc-pool.h (base_pool_allocator ::release): Do not use
28930 the infrastructure if after_memory_report.
28931 * toplev.c (toplev::main): Mark after memory report.
28933 2016-02-25 Richard Biener <rguenther@suse.de>
28935 PR tree-optimization/48795
28936 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
28938 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
28941 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
28942 offloading is enabled and -fopenacc or -fopenmp is specified.
28943 (CRTOFFLOADEND): Likewise.
28944 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
28945 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
28946 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
28947 (offload_objects_file_name): New static var.
28948 (tool_cleanup): Remove offload_objects_file_name file.
28949 (find_offloadbeginend): Replace with ...
28950 (find_crtoffloadtable): ... this.
28951 (run_gcc): Remove offload_argc and offload_argv.
28952 Get offload_objects_file_name from -foffload-objects=... option.
28953 Read names of object files with offload from this file, pass them to
28954 compile_images_for_offload_targets. Don't call find_offloadbeginend and
28955 don't pass offloadbegin and offloadend to the linker. Don't pass
28956 offload non-LTO files to the linker, because now they're not claimed.
28958 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
28961 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
28962 on builtin_unreachable.
28964 2016-02-25 Jakub Jelinek <jakub@redhat.com>
28966 PR rtl-optimization/69896
28967 * regcprop.c: Include cfgrtl.h.
28968 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
28969 than remembered mode, either delete it (if noop_move_p), or
28970 treat like copy_p but not noop_p instruction.
28972 2016-02-24 Jakub Jelinek <jakub@redhat.com>
28975 * dwarf2out.c (gen_variable_die): Work around buggy LTO
28976 - allow NULL decl for Fortran DW_TAG_common_block variables.
28978 2016-02-24 Jason Merrill <jason@redhat.com>
28980 * common.opt (flifetime-dse): Add -flifetime-dse=1.
28982 2016-02-24 Richard Biener <rguenther@suse.de>
28983 Jakub Jelinek <jakub@redhat.com>
28985 PR middle-end/69760
28986 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
28987 conditionally executed ops to well-defined overflow behavior.
28989 2016-02-24 Jakub Jelinek <jakub@redhat.com>
28991 PR middle-end/69915
28992 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
28995 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28997 PR rtl-optimization/69886
28998 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
28999 argument. Use it when checking validity of set instructions.
29000 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
29001 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
29003 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
29004 * store-motion.c (find_moveable_store): Update
29005 can_assign_to_reg_without_clobbers_p callsite.
29007 2016-02-24 Richard Biener <rguenther@suse.de>
29009 PR middle-end/68963
29010 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
29012 (record_nonwrapping_iv): Do not fall back to the low/high bound
29013 for non-constant IV bases if the stmt is not always executed.
29015 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29017 * config/arm/arm-cores.def (cortex-a32): New entry.
29018 * config/arm/arm-tables.opt: Regenerate.
29019 * config/arm/arm-tune.md: Regenerate.
29020 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
29021 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
29022 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
29023 for -mcpu and -mtune.
29025 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29028 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
29029 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
29030 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
29031 (atomic_loaddi_1): Delete.
29032 (atomic_loaddi): Rewrite expander using the above changes.
29034 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29037 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
29040 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29041 Richard Biener <rguenth@suse.de>
29043 PR middle-end/69909
29044 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
29045 set_mem_attributes if tem is SSA_NAME which got expanded
29048 2016-02-24 Richard Biener <rguenther@suse.de>
29050 PR tree-optimization/69907
29051 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
29052 end of permutations for BB vectorization.
29054 2016-02-24 Christian Bruel <christian.bruel@st.com>
29056 * config/arm/arm-c.c (arm_option_override): Initialize
29057 target_option_current_node.
29058 * config/arm/arm.c (arm_pragma_target_parse): Replace
29059 build_target_option_node call by target_option_current_node.
29060 Set target_option_current_node.
29063 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
29066 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
29067 define_insn_and_split to define_insn.
29068 (zero_extendqi<mode>2_dot2): Same.
29069 (extendqi<mode>2_dot): Same.
29070 (extendqi<mode>2_dot2): Same.
29072 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
29074 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
29075 and add bypass for AES{D,E} and AESMC pairs.
29076 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
29079 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
29081 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
29082 series for reciprocal square root in Exynos M1.
29084 2016-02-23 Martin Sebor <msebor@redhat.com>
29087 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
29088 __builtin_alloca_with_align.
29090 2016-02-23 Richard Henderson <rth@redhat.com>
29092 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
29093 (ix86_register_pragmas): Remove __seg_tls.
29094 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
29095 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
29096 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
29097 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
29098 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
29099 * doc/extend.texi (__seg_tls): Remove item.
29101 2016-02-23 Richard Biener <rguenther@suse.de>
29103 * alloc-pool.h (struct allocation_object): Make id member
29104 conditional on CHECKING_P again.
29105 (get_instance): Adjust.
29106 (base_pool_allocator): Likewise.
29108 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
29110 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
29111 (parallelize_loops): In OpenACC kernels mode, set n_threads to
29113 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
29115 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
29117 2016-02-23 Richard Biener <rguenther@suse.de>
29119 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
29120 * bitmap.h (struct bitmap_usage): Likewise.
29121 (bitmap_move): Declare.
29122 * bitmap.c (register_overhead): Take size_t argument.
29123 (bitmap_move): New function.
29124 * df-problems.c (df_rd_transfer_function): Use bitmap_move
29125 to properly account overhead.
29126 * tree.c (free_node): Use tree_size.
29128 2016-02-23 Jakub Jelinek <jakub@redhat.com>
29131 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
29132 when inverting comparison.
29135 * common.opt (Wunreachable-code): Add Warning flag.
29137 2016-02-23 Mark Wielaard <mjw@redhat.com>
29138 Jakub Jelinek <jakub@redhat.com>
29141 * cgraphunit.c (check_global_declaration): Check main_input_filename
29142 and DECL_SOURCE_FILE are not NULL.
29144 2016-02-23 Martin Jambor <mjambor@suse.cz>
29146 PR tree-optimization/69666
29147 * tree-sra.c (sra_modify_assign): Do not attempt to create
29148 default_def replacements for unscalarizable regions.
29150 2016-02-20 Mark Wielaard <mjw@redhat.com>
29153 * cgraphunit.c (check_global_declaration): Check level of
29154 warn_unused_const_variable and main_input_filename.
29155 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
29156 (-Wunused-variable): For C implies -Wunused-const-variable=1.
29157 (-Wunused-const-variable): Explain levels 1 and 2.
29159 2016-02-22 Jakub Jelinek <jakub@redhat.com>
29162 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
29163 identical arguments. Formatting and spelling fixes.
29166 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
29171 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
29172 and m68k-devices.def.
29173 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
29174 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
29176 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
29178 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
29179 and HImode registers.
29181 2016-02-22 Richard Biener <rguenther@suse.de>
29183 PR tree-optimization/69882
29184 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
29185 preserve permutations present because of gaps.
29186 (vect_supported_load_permutation_p): Always continue checking
29187 permutations after vect_attempt_slp_rearrange_stmts.
29189 2016-02-22 Bin Cheng <bin.cheng@arm.com>
29191 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
29192 min_profitable_estimate, rather than min_profitable_iters.
29194 2016-02-22 Jakub Jelinek <jakub@redhat.com>
29197 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
29198 SImode for last match_operand.
29200 2016-02-22 Martin Liska <mliska@suse.cz>
29202 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
29203 return bitsize - 1 as the return value.
29205 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
29209 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
29210 Handle negative shift counts.
29211 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
29212 force_reg on the shift constant.
29213 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
29214 (lshrsi3_d): Handle negative shift counts.
29216 2016-02-22 Richard Biener <rguenther@suse.de>
29217 Tom de Vries <tom@codesourcery.com>
29219 * graph.c: Include dumpfile.h.
29220 (print_graph_cfg): Split into three overloads.
29221 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
29223 2016-02-22 Tom de Vries <tom@codesourcery.com>
29225 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
29228 2016-02-22 Richard Biener <rguenther@suse.de>
29231 * ipa-inline-transform.c (inline_call): When not updating
29232 overall summaries adjust self size by the growth estimate.
29233 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
29234 hash-set, do not update overall summaries here. Renamed from ...
29235 (inline_to_all_callers): ... this which is now wrapping the
29236 above and performing delayed overall summary update.
29237 (early_inline_small_functions): Delay updating of the overall
29240 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
29242 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
29245 2016-02-19 Jakub Jelinek <jakub@redhat.com>
29248 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
29249 :%* in %:gt() argument.
29250 (greater_than_spec_func): Adjust for expecting only numbers,
29251 if there are more than two numbers, compare the last two.
29253 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
29255 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
29256 -Wnarrowing with -std.
29258 2016-02-19 Jakub Jelinek <jakub@redhat.com>
29261 * expr.c (store_field): Don't use bit-field path if exp is
29262 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
29263 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
29264 and the assignment can be performed by bitwise copy. Formatting
29267 PR middle-end/69838
29268 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
29269 call copy_reg_eh_region_note_forward on before and/or after sequences
29270 and remove note from insn if it no longer can throw.
29273 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
29274 if TARGET_AVX512BW.
29276 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29278 * config/s390/vector.md: Add missing commutative operand markers
29279 to the patterns which qualify for one.
29280 * config/s390/vx-builtins.md: Likewise.
29282 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29284 * config/s390/vector.md (VI, VI_QHS): Add single element vector
29285 types to mode iterators.
29286 (vec_double): ... and mode attribute.
29287 * config/s390/vx-builtins.md (non_vec_int): Likewise.
29289 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29291 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
29292 Change the predicate of op2 from nonimmediate to general and let
29293 reload fix it if necessary.
29295 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29297 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
29299 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29301 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
29304 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29306 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
29307 * config/s390/s390.c (s390_expand_vec_movstr): New function.
29308 * config/s390/s390.md ("movstr<P:mode>"): Call
29309 s390_expand_vec_movstr.
29311 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29313 * config/s390/s390.md: Add missing output modifier for operand 1
29314 to print it as address properly.
29316 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29318 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
29319 * config/s390/2964.md: New file.
29320 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
29321 of insn grouping attributes depending on the CPU level.
29322 (s390_get_unit_mask): New function.
29323 (s390_sched_score): Remove the OOO from the scheduling macros.
29324 Add loop to calculate a score for the instruction mix.
29325 (s390_sched_reorder): Likewise plus improve debug output.
29326 (s390_sched_variable_issue): Rename macros as above. Calculate
29327 the unit distances after actually scheduling an insn. Improve
29329 (s390_sched_init): Clear last_scheduled_unit_distance array.
29330 * config/s390/s390.md: Include 2964.md.
29332 2016-02-18 Jakub Jelinek <jakub@redhat.com>
29335 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
29336 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
29337 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
29338 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
29339 *avx512f_<code>v8div16qi2_mask_1): New insns.
29341 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
29344 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
29347 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
29348 earlyclobber from target. Use wF constraint for fused memory
29350 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
29352 2016-02-18 Jakub Jelinek <jakub@redhat.com>
29353 Martin Liska <mliska@suse.cz>
29356 * cfgexpand.c (asan_sanitize_stack_p): New function.
29357 (partition_stack_vars): Use the function.
29358 (expand_stack_vars): Likewise.
29359 (defer_stack_allocation): Likewise.
29360 (expand_used_vars): Likewise.
29362 2016-02-18 Richard Biener <rguenther@suse.de>
29364 PR middle-end/69553
29365 * fold-const.c (operand_equal_p): Properly compare offsets for
29366 IMAGPART_EXPR and ARRAY_REF.
29368 2016-02-18 Nick Clifton <nickc@redhat.com>
29372 * config/arm/arm.c (arm_option_override_internal): Disable
29373 interworking if the target does not support thumb instructions.
29374 (arm_reload_in_hi): Handle the case where a register to register
29375 move needs reloading because there is no simple pattern to handle
29377 (arm_reload_out_hi): Likewise.
29379 2016-02-18 Richard Biener <rguenther@suse.de>
29381 PR middle-end/69854
29382 * match.pd: Don't use fold_binary or fold_unary for folding
29385 2016-02-17 Jakub Jelinek <jakub@redhat.com>
29388 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
29389 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
29390 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
29391 warn on gimple_no_warning_p statements.
29393 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
29395 * doc/extend.texi (C++ Attributes): Correct description of
29396 warn_unused type attribute.
29398 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29400 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
29401 correct instruction.
29403 2016-02-17 Richard Biener <rguenther@suse.de>
29405 PR rtl-optimization/69609
29406 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
29407 (find_traces_1_round): When ending a trace update cached priority
29409 (bb_to_key): Use cached priority when available.
29410 (copy_bb): Initialize cached priority.
29411 (reorder_basic_blocks_software_trace_cache): Likewise.
29413 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29416 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
29418 (aarch64_comparison_operator): Break overly long line into two.
29419 (aarch64_comparison_operation): Likewise.
29420 * config/aarch64/aarch64.md (cstorecc4): Use
29421 aarch64_comparison_operator_mode instead of
29422 aarch64_comparison_operator.
29423 (cstore<mode>4): Likewise.
29424 (aarch64_cstore<mode>): Likewise.
29425 (*cstoresi_insn_uxtw): Likewise.
29426 (cstore<mode>_neg): Likewise.
29427 (*cstoresi_neg_uxtw): Likewise.
29429 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29432 * config/arm/predicates.md (arm_comparison_operator_mode):
29434 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
29435 instead of arm_comparison_operator.
29436 (*mov_negscc): Likewise.
29437 (*mov_notscc): Likewise.
29438 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
29439 (*thumb2_mov_negscc): Likewise.
29440 (*thumb2_mov_negscc_strict_it): Likewise.
29441 (*thumb2_mov_notscc): Likewise.
29442 (*thumb2_mov_notscc_strict_it): Likewise.
29444 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
29446 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
29447 Add missing return.
29449 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
29451 * config/visium/visium.c (machine_libfunc_index): New enum.
29452 (machine_libfuncs): New structure.
29453 (visium_libfuncs): New static variable.
29454 (TARGET_INIT_LIBFUNCS): Define to...
29455 (visium_init_libfuncs): ...this. New function.
29456 (expand_block_move_4): Use the appropriate libfunc.
29457 (expand_block_move_2): Likewise.
29458 (expand_block_move_1): Likewise.
29459 (expand_block_set_4): Likewise.
29460 (expand_block_set_2): Likewise.
29461 (expand_block_set_1): Likewise.
29462 (visium_trampoline_init): Likewise.
29464 2016-02-17 Nick Clifton <nickc@redhat.com>
29466 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
29467 TI's devices.csv file as of March 2016.
29469 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
29472 * opts-global.c (handle_common_deferred_options): Introduce and
29473 initialize two global variables to remember command-line options
29474 specifying a stack-limiting register.
29475 * opts.h: Add extern declarations of the two new global variables.
29476 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
29477 variable based on the values of the two new global variables.
29479 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29482 * common.opt (Wnonnull-compare): New warning.
29483 * doc/invoke.texi (-Wnonnull): Remove text about comparison
29484 of arguments against NULL.
29485 (-Wnonnull-compare): Document.
29486 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
29487 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
29488 * passes.def (pass_warn_nonnull_compare): Add.
29489 * gimple-ssa-nonnull-compare.c: New file.
29491 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29493 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
29494 AARCH64_EXTRA_TUNE_RECIP_SQRT.
29496 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29498 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
29499 reciprocal sqrt for -mlow-precision-recip-sqrt.
29501 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29502 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29504 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
29505 always use lane loads to construct non-constant vectors.
29507 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29509 * config/aarch64/aarch64.md
29510 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
29511 constraints for operand 3.
29512 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
29514 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29515 Richard Biener <rguenther@suse.de>
29517 PR tree-optimization/69820
29518 * tree-vect-patterns.c (type_conversion_p): Return false if
29519 *orig_type is unsigned single precision or boolean.
29520 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
29523 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29525 PR rtl-optimization/69764
29526 PR rtl-optimization/69771
29527 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
29528 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
29530 2016-02-16 Richard Biener <rguenther@suse.de>
29532 PR tree-optimization/69776
29533 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
29535 (indirect_refs_may_alias_p): Likewise.
29536 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
29537 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
29538 according to tbaa_p.
29539 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
29540 (optimize_stmt): For redundant store discovery do not allow tbaa.
29542 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
29544 PR tree-optimization/69714
29545 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
29546 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
29548 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
29550 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
29551 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
29552 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
29553 * config/arc/arc.c (arc_init): Check FPU options.
29554 (get_arc_condition_code): Handle new CC_FPU* modes.
29555 (arc_select_cc_mode): Likewise.
29556 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
29557 register pair only. Allow access for ARCv2 accumulator.
29558 (gen_compare_reg): Whenever we have FPU support use FPU compare
29560 (arc_reorg): Don't generate brcc insns when FPU compare
29561 instructions are involved.
29562 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
29563 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
29564 floating point emulation.
29565 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
29566 (REVERSE_CONDITION): Add new CC_FPU* modes.
29567 (TARGET_FP_SP_BASE): Define.
29568 (TARGET_FP_DP_BASE): Likewise.
29569 (TARGET_FP_SP_FUSED): Likewise.
29570 (TARGET_FP_DP_FUSED): Likewise.
29571 (TARGET_FP_SP_CONV): Likewise.
29572 (TARGET_FP_DP_CONV): Likewise.
29573 (TARGET_FP_SP_SQRT): Likewise.
29574 (TARGET_FP_DP_SQRT): Likewise.
29575 (TARGET_FP_DP_AX): Likewise.
29576 * config/arc/arc.md (ARCV2_ACC): New constant.
29577 (type): New fpu type attribute.
29578 (SDF): Conditional iterator.
29579 (cstore<mode>, cbranch<mode>): Change expand condition.
29580 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
29581 handles FPU/FPX cases as well.
29582 * config/arc/arc.opt (mfpu): New option.
29583 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
29585 (adddf3, muldf3, subdf3): Removed.
29586 * config/arc/predicates.md (proper_comparison_operator): Recognize
29588 * config/arc/fpu.md: New file.
29589 * doc/invoke.texi (ARC Options): Document mfpu option.
29591 2016-02-16 Richard Biener <rguenther@suse.de>
29593 PR rtl-optimization/69291
29594 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
29595 noce_operand_ok check.
29597 2016-02-16 Tom de Vries <tom@codesourcery.com>
29600 * omp-low.c (simd_clone_create): Remove call to
29601 symtab->call_cgraph_insertion_hooks.
29603 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29605 PR tree-optimization/69802
29606 * tree-ssa-reassoc.c (update_range_test): If op is
29607 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
29608 op == 1 test of precision 1 integral op, otherwise handle
29609 that case as op itself. Fix up formatting.
29610 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
29613 2016-02-16 Richard Biener <rguenther@suse.de>
29615 PR tree-optimization/69586
29616 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
29617 types for conversion sources.
29619 2016-02-16 Richard Biener <rguenther@suse.de>
29621 PR middle-end/69801
29622 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
29623 mask OEP_ADDRESS_OF.
29625 2016-02-16 Alan Modra <amodra@gmail.com>
29628 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
29629 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
29630 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
29632 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
29633 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
29634 (p8_fmrgow_<mode>): Likewise.
29635 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
29637 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
29638 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
29639 to use movdi_internal64. Remove op0_di.
29640 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
29642 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
29644 Add support for the FCCMP insn types
29646 * config/aarch64/aarch64.md (fccmp): Change insn type.
29647 (fccmpe): Likewise.
29648 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
29649 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
29650 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
29651 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
29652 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
29653 * config/arm/types.md (fccmps): Add new insn type.
29654 (fccmpd): Likewise.
29656 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
29658 * alias.c (get_alias_set): Fix a typo in comment.
29660 2016-02-15 Richard Biener <rguenther@suse.de>
29662 PR tree-optimization/69595
29663 * match.pd: Complete range test simplification to true.
29665 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
29667 PR rtl-optimization/69648
29668 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
29669 pic_offset_table_rtx.
29671 PR rtl-optimization/69752
29672 * ira.c (update_equiv_regs): When looking for more than a single SET,
29673 also take other side effects into account.
29675 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
29677 * config/s390/s390.c (s390_function_profiler): Add a new sequence
29678 for z900+ CPUs in 31-bit mode.
29680 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
29682 * common/config/s390/s390-common.c (s390_supports_split_stack):
29684 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
29685 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
29686 * config/s390/s390.c (struct machine_function): New field
29687 split_stack_varargs_pointer.
29688 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
29689 in s390_emit_prologue.
29690 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
29692 (morestack_ref): New global.
29693 (SPLIT_STACK_AVAILABLE): New macro.
29694 (s390_expand_split_stack_prologue): New function.
29695 (s390_live_on_entry): New function.
29696 (s390_va_start): Use split-stack vararg pointer if appropriate.
29697 (s390_asm_file_end): Emit the split-stack note sections.
29698 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
29699 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
29700 (UNSPECV_SPLIT_STACK_CALL): New unspec.
29701 (UNSPECV_SPLIT_STACK_DATA): New unspec.
29702 (split_stack_prologue): New expand.
29703 (split_stack_space_check): New expand.
29704 (split_stack_data): New insn.
29705 (split_stack_call): New expand.
29706 (split_stack_call_*): New insn.
29707 (split_stack_cond_call): New expand.
29708 (split_stack_cond_call_*): New insn.
29710 2016-02-15 Richard Biener <rguenther@suse.de>
29712 PR tree-optimization/69783
29713 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
29714 Add trivially correct cases.
29716 2016-02-15 Tom de Vries <tom@codesourcery.com>
29719 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
29721 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
29723 2016-02-15 Richard Biener <rguenther@suse.de>
29725 PR tree-optimization/69776
29726 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
29727 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
29728 indicate whether we can use TBAA to disambiguate against stores.
29729 Use alias-set zero if not.
29730 (visit_reference_op_store): Do not use TBAA when looking up
29732 * tree-ssa-pre.c (compute_avail): Use TBAA here.
29733 (eliminate_dom_walker::before_dom_children): But not when looking
29734 up redundant stores.
29736 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
29738 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
29740 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
29742 * config/i386/znver1.md
29743 (znver1_pop, znver1_pop_mem,
29744 znver1_load_imov_double_store,
29745 znver1_load_imov_direct_store,
29746 znver1_load_imov_direct_load,
29747 znver1_load_imov_double_load): Add new.
29748 (znver1_insn, znver1_insn_load): Add icmov type.
29749 (znver1_sseavx_fma,
29750 znver1_sseavx_fma_load,
29752 znver1_avx256_fma_load): Fix pipe usage.
29754 2016-02-14 Alan Modra <amodra@gmail.com>
29757 * reload.c (find_reloads_address_1): For pre/post-inc/dec
29758 with an invalid hard reg, reload just the reg not the entire
29759 pre/post-inc/dec address expression.
29761 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
29764 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
29765 fixed R1_REG scratch reg.
29766 (sibcall_value_pcrel_fdpic): Likewise.
29768 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
29772 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
29774 2016-02-12 Walter Lee <walt@tilera.com>
29776 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
29777 * config/tilegx/t-tilegx: Likewise.
29779 2016-02-12 David Malcolm <dmalcolm@redhat.com>
29782 * diagnostic-show-locus.c (struct line_span): New struct.
29783 (layout::get_first_line): Delete.
29784 (layout::get_last_line): Delete.
29785 (layout::get_num_line_spans): New member function.
29786 (layout::get_line_span): Likewise.
29787 (layout::print_heading_for_line_span_index_p): Likewise.
29788 (layout::get_expanded_location): Likewise.
29789 (layout::calculate_line_spans): Likewise.
29790 (layout::m_first_line): Delete.
29791 (layout::m_last_line): Delete.
29792 (layout::m_line_spans): New field.
29793 (layout::layout): Update comment. Replace m_first_line and
29794 m_last_line with m_line_spans, replacing their initialization
29795 with a call to calculate_line_spans.
29796 (diagnostic_show_locus): When printing source lines and
29797 annotations, rather than looping over a single span
29798 of lines, instead loop over each line_span within
29799 the layout, with an inner loop over the lines within them.
29800 Call the context's start_span callback when changing line spans.
29801 * diagnostic.c (diagnostic_initialize): Initialize start_span.
29802 (diagnostic_build_prefix): Break out the building of the location
29803 part of the string into...
29804 (diagnostic_get_location_text): ...this new function, rewriting
29805 it from nested ternary expressions to a sequence of "if"
29807 (default_diagnostic_start_span_fn): New function.
29808 * diagnostic.h (diagnostic_start_span_fn): New typedef.
29809 (diagnostic_context::start_span): New field.
29810 (default_diagnostic_start_span_fn): New prototype.
29812 2016-02-12 David Malcolm <dmalcolm@redhat.com>
29815 * gcc.c (driver::finalize): Fix cleanup of "specs".
29817 2016-02-12 David Malcolm <dmalcolm@redhat.com>
29821 * gcc.c (driver::driver): Initialize m_option_suggestions.
29822 (driver::~driver): Clean up m_option_suggestions.
29823 (suggest_option): Convert to...
29824 (driver::suggest_option): ...this, and split out into
29825 driver::build_option_suggestions and find_closest_string.
29826 (driver::build_option_suggestions): New function, from
29827 first half of suggest_option. Special-case
29828 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
29829 the sanitizer_opts array. For options of enum types, add the
29830 various enum values to the candidate strings.
29831 (driver::handle_unrecognized_options): Remove "const".
29832 * gcc.h (driver::handle_unrecognized_options): Likewise.
29833 (driver::build_option_suggestions): New decl.
29834 (driver::suggest_option): New decl.
29835 (driver::m_option_suggestions): New field.
29836 * opts-common.c (add_misspelling_candidates): New function.
29837 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
29838 and make non-static.
29839 * opts.h (sanitizer_opts): New array decl.
29840 (add_misspelling_candidates): New function decl.
29841 * spellcheck.c (find_closest_string): New function.
29842 * spellcheck.h (find_closest_string): New function decl.
29844 2016-02-12 Jakub Jelinek <jakub@redhat.com>
29846 PR rtl-optimization/69764
29847 PR rtl-optimization/69771
29848 * optabs.c (expand_binop_directly): For shift_optab_p, force
29849 convert_modes with VOIDmode if xop1 has VOIDmode.
29851 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
29854 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
29855 to correctly determine instrumentation thunks.
29857 2016-02-12 Jakub Jelinek <jakub@redhat.com>
29860 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
29861 type by reference, force lhs on the call.
29864 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
29865 Compute retval and retbnd early in all cases if split_part_return_p
29866 and return_bb is not EXIT. Remove all clobber stmts and reset
29867 all debug stmts that refer to SSA_NAMEs defined in split part,
29868 except if it is retval, in that case replace the old retval with the
29869 lhs of the call to the split part.
29871 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
29874 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
29876 PR middle-end/66726
29877 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
29878 whose result is used in PHI.
29879 (maybe_optimize_range_tests): Likewise.
29880 (final_range_test_p): Likweise.
29882 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
29884 PR middle-end/66726
29885 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
29886 whose result is used in PHI.
29887 (maybe_optimize_range_tests): Likewise.
29888 (final_range_test_p): Likweise.
29890 2016-02-12 Jakub Jelinek <jakub@redhat.com>
29892 * cgraph.c: Spelling fixes - behaviour -> behavior and
29893 neighbour -> neighbor.
29894 * target.def: Likewise.
29895 * sel-sched.c: Likewise.
29896 * config/mips/mips.c: Likewise.
29897 * config/arc/arc.md: Likewise.
29898 * config/arm/cortex-a57.md: Likewise.
29899 * config/arm/arm.c: Likewise.
29900 * config/arm/neon.md: Likewise.
29901 * config/arm/arm-c.c: Likewise.
29902 * config/vms/vms-c.c: Likewise.
29903 * config/s390/s390.c: Likewise.
29904 * config/i386/znver1.md: Likewise.
29905 * config/i386/i386.c: Likewise.
29906 * config/ia64/hpux-unix2003.h: Likewise.
29907 * config/msp430/msp430.md: Likewise.
29908 * config/rx/rx.c: Likewise.
29909 * config/rx/rx.md: Likewise.
29910 * config/aarch64/aarch64-simd.md: Likewise.
29911 * config/aarch64/aarch64.c: Likewise.
29912 * config/nvptx/nvptx.c: Likewise.
29913 * config/bfin/bfin.c: Likewise.
29914 * config/cris/cris.opt: Likewise.
29915 * config/rs6000/rs6000.c: Likewise.
29916 * target.h: Likewise.
29917 * spellcheck.c: Likewise.
29918 * ira-build.c: Likewise.
29919 * tree-inline.c: Likewise.
29920 * builtins.c: Likewise.
29921 * lra-constraints.c: Likewise.
29922 * explow.c: Likewise.
29923 * hwint.h: Likewise.
29924 * targhooks.c: Likewise.
29925 * tree-vect-data-refs.c: Likewise.
29926 * expr.c: Likewise.
29927 * doc/tm.texi: Likewise.
29928 * doc/extend.texi: Likewise.
29929 * doc/install.texi: Likewise.
29930 * doc/md.texi: Likewise.
29931 * tree-ssa-tail-merge.c: Likewise.
29932 * sched-int.h: Likewise.
29933 * match.pd: Likewise.
29934 * sched-ebb.c: Likewise.
29935 * target.def (omit_struct_return_reg): Likewise.
29936 * gimple-ssa-isolate-paths.c: Likewise.
29937 (find_implicit_erroneous_behaviour): Renamed to...
29938 (find_implicit_erroneous_behavior): ... this.
29939 (find_explicit_erroneous_behaviour): Renamed to...
29940 (find_explicit_erroneous_behavior): ... this.
29941 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
29943 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
29945 PR rtl-optimization/64682
29946 PR rtl-optimization/69567
29947 PR rtl-optimization/69737
29948 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
29949 in I2 as well, just lose it.
29951 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29953 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
29955 (aarch64_last_printed_tune_string): Likewise.
29956 (aarch64_declare_function_name): Only output .arch assembler
29957 directive if it will be different from the previously output
29958 directive. Same for .tune comment but only if -dA is set.
29959 (aarch64_start_file): New function.
29960 (TARGET_ASM_FILE_START): Define.
29962 2016-02-11 David Malcolm <dmalcolm@redhat.com>
29965 * Makefile.in (PLUGIN_HEADERS): Add params.list.
29967 2016-02-11 Jakub Jelinek <jakub@redhat.com>
29970 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
29971 -Wmaybe-uninitialized warning.
29973 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
29976 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
29978 2016-02-11 Richard Biener <rguenther@suse.de>
29980 PR rtl-optimization/69291
29981 * ifcvt.c (noce_try_store_flag_constants): Do not allow
29982 subexpressions affected by changing the result.
29984 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
29987 * lra-constraints.c (curr_insn_transform): Find in/out operands
29988 for secondary memory moves. Update dups.
29990 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
29992 PR tree-optimization/69652
29993 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
29994 to nested loop, did source re-formatting, skip debug statements,
29995 add check on statement with volatile operand, remove dead scalar
29998 2016-02-10 Jakub Jelinek <jakub@redhat.com>
29999 Patrick Palka <ppalka@gcc.gnu.org>
30003 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
30004 calls if the return type is TREE_ADDRESSABLE.
30005 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
30006 * ipa-split.c (split_function): Fix doubled "we" in comment.
30007 Use void return type for the split part even if
30008 !split_point->split_part_set_retval.
30010 2016-02-10 Bin Cheng <bin.cheng@arm.com>
30012 PR tree-optimization/68021
30013 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
30014 when computing the value of biv cand by itself.
30016 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
30018 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
30019 (cortexa57_tunings): Likewise.
30020 (cortexa72_tunings): Likewise.
30021 (arch_macro_fusion_pair_p): Add support for AES fusion.
30022 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
30023 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
30024 Allow virtual registers before reload so early scheduling works.
30025 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
30026 correct latency and pipeline.
30027 (cortex_a57_crypto_complex): Likewise.
30028 (cortex_a57_crypto_xor): Likewise.
30029 (define_bypass): Add AES bypass.
30031 2016-02-10 Richard Biener <rguenther@suse.de>
30033 PR tree-optimization/69726
30034 * passes.def: Add DCE pass before late uninit.
30035 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
30036 really fixup if-conversions job.
30038 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
30040 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
30041 (arm_cortex_a57_tune): Likewise.
30042 (aarch_macro_fusion_pair_p): Add support for AES fusion.
30043 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
30045 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
30047 * timevar.def (TV_PHASE_DBGINFO): Delete.
30048 (TV_PHASE_CHECK_DBGINFO): Likewise.
30049 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
30051 2016-02-10 Richard Biener <rguenther@suse.de>
30053 PR tree-optimization/69719
30054 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
30055 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
30057 2016-02-09 Andrew Pinski <apinski@cavium.com>
30060 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
30061 get_vcond_mask_icode returns false.
30063 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
30066 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
30067 an ADDIS that adds a pointer to a large constant that sets the
30068 upper16 bits with a load operation.
30070 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
30073 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
30075 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
30077 (vzipq_s16): Likewise.
30078 (vzipq_s32): Likewise.
30079 (vzipq_f32): Likewise.
30080 (vzipq_u8): Likewise.
30081 (vzipq_u16): Likewise.
30082 (vzipq_u32): Likewise.
30083 (vzipq_p8): Likewise.
30084 (vzipq_p16): Likewise.
30086 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
30089 * config/arm/arm.c (neon_endian_lane_map): New function.
30090 (neon_vector_pair_endian_lane_map): New function.
30091 (arm_evpc_neon_vuzp): Allow for big endian lane order.
30092 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
30094 (vuzpq_s16): Likewise.
30095 (vuzpq_s32): Likewise.
30096 (vuzpq_f32): Likewise.
30097 (vuzpq_u8): Likewise.
30098 (vuzpq_u16): Likewise.
30099 (vuzpq_u32): Likewise.
30100 (vuzpq_p8): Likewise.
30101 (vuzpq_p16): Likewise.
30103 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
30106 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
30109 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
30111 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
30112 truncate const_int operand 1 to QImode.
30114 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
30116 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
30117 corresponding to an abnormal edge.
30119 2016-02-09 Tom de Vries <tom@codesourcery.com>
30121 PR tree-optimization/69599
30122 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
30124 (find_func_aliases_for_builtin_call, find_func_clobbers)
30125 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
30128 2016-02-09 Richard Biener <rguenther@suse.de>
30130 PR tree-optimization/69715
30131 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
30132 LHS on calls as non-rewritable.
30134 2016-02-09 Tom de Vries <tom@codesourcery.com>
30137 * lto-wrapper.c (append_diag_options): New function.
30138 (compile_offload_image): Call append_diag_options.
30140 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
30143 * doc/extend.texi (Flag Output Operands): Correct sectioning.
30144 Minor copy-edit to fix verb tenses.
30146 2016-02-08 Jakub Jelinek <jakub@redhat.com>
30148 PR tree-optimization/69209
30149 * ipa-split.c (split_function): If split part is not
30150 returning retval, retval has gimple type but is not
30151 gimple value, force it into a SSA_NAME first.
30153 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
30155 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
30158 2016-02-08 Jason Merrill <jason@redhat.com>
30161 * convert.c (convert_to_integer_1): Check dofold on truncation
30163 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
30164 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
30165 Rename from *_nofold.
30166 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
30167 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
30169 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
30172 * tree.c (build_common_tree_nodes): Remove short_double argument.
30173 All callers changed.
30174 * tree.h (build_common_tree_nodes): Adjust declaration.
30175 * doc/invoke.texi (-fshort-double): Remove documentation.
30176 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
30177 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
30178 * lto-wrapper.c (merge_and_complain, append_compiler_options)
30179 (append_linker_options): Don't handle OPT_fshort_double.
30181 PR rtl-optimization/68730
30182 * lra-remat.c (insn_to_cand_activation): New static variable.
30183 (lra_remat): Allocate and free it.
30184 (create_cand): New arg activation. Initialize a field in
30185 insn_to_cand_activation if it is nonnull.
30186 (create_cands): Pass the activation insn to create_cand when making
30187 a candidate involving an output reload. Reorganize code a little.
30188 (do_remat): Keep track of active status of candidates in a separate
30191 2016-02-08 Richard Biener <rguenther@suse.de>
30193 PR tree-optimization/69719
30194 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
30195 Properly use absolute of the difference of the two offsets to
30196 compare or adjust the segment length.
30198 2016-02-08 Richard Biener <rguenther@suse.de>
30199 Jeff Law <law@redhat.com>
30202 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
30203 types for anonymous SSA names.
30205 2016-02-08 Richard Biener <rguenther@suse.de>
30207 PR rtl-optimization/69274
30208 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
30210 2016-02-08 Jeff Law <law@redhat.com>
30212 PR tree-optimization/65917
30213 * tree-ssa-dom.c (record_temporary_equivalences): Record both
30214 equivalences from if (x == y) style conditionals.
30215 (loop_depth_of_name): Remove.
30216 (record_equality): Remove loop depth check.
30217 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
30218 (const_and_copies::record_const_or_copy_raw): New member function.
30219 * tree-ssa-scopedtables.c
30220 (const_and_copies::record_const_or_copy_raw): New, factored out of
30221 (const_and_copies::record_const_or_copy): Call new member function.
30223 2016-02-05 Jeff Law <law@redhat.com>
30225 PR tree-optimization/68541
30226 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
30227 (count_stmts_in_block): New function.
30228 (poor_ifcvt_candidate_code): Likewise.
30229 (is_feasible_trace): Add some heuristics to determine when path
30230 splitting is profitable.
30231 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
30232 is a diamond with a single exit.
30234 2016-02-05 Martin Sebor <msebor@redhat.com>
30237 * doc/invoke.texi: Update -Wplacement-new to take an optional
30240 2016-02-06 Richard Henderson <rth@redhat.com>
30243 * tree.c (tree_nop_conversion_p): Do not strip casts into or
30244 out of non-standard address spaces.
30246 2016-02-05 Jakub Jelinek <jakub@redhat.com>
30248 PR rtl-optimization/69691
30249 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
30251 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
30253 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
30254 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
30255 (*ieee128_mfvsrd_64bit): Likewise.
30256 (*ieee128_mfvsrd_32bit): Likewise.
30258 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
30262 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
30264 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
30265 instrumented_version.
30267 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
30269 * doc/invoke.texi (Optimize Options): In table of --param options
30270 rename second occurrence of tracer-min-branch-ratio to
30271 tracer-min-branch-probability, rename
30272 tracer-min-branch-ratio-feedback to
30273 tracer-min-branch-probability-feedback and clarify description,
30274 rename sched-spec-state-edge-prob-cutoff to
30275 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
30276 to selsched-insns-to-rename, rename lto-minpartition to
30277 lto-min-partition, delete reorder-blocks-duplicate and
30278 reorder-blocks-duplicate-feedback.
30280 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30282 * config/s390/s390.c (s390_register_info_set_ranges): Remove
30285 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
30287 * doc/extend.texi: S/390: Correct some typos.
30289 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30291 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
30293 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30296 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
30297 (s390_register_info_gprtofpr): Use new macros above.
30298 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
30300 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
30301 its name. Adjust restore and save gpr ranges.
30302 (s390_register_info_set_ranges): New function.
30303 (s390_register_info): Use new macros above. Call
30304 s390_register_info_set_ranges.
30305 (s390_optimize_register_info): Likewise.
30306 (s390_hard_regno_rename_ok): Use new macros.
30307 (s390_hard_regno_scratch_ok): Likewise.
30308 (s390_emit_epilogue): Likewise.
30309 (s390_can_use_return_insn): Likewise.
30310 (s390_optimize_prologue): Likewise.
30311 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
30313 2016-02-05 Jakub Jelinek <jakub@redhat.com>
30316 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
30318 (ix86_option_override_internal): Disable TARGET_STV even for
30319 -m{incoming,preferred}-stack-boundary=3.
30321 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
30323 * config.gcc: Mark deprecated rtems targets as obsolete.
30325 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
30327 PR rtl-optimization/64682
30328 PR rtl-optimization/69567
30329 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
30330 before I2 only if the register is both used and set in I2.
30332 2016-02-04 DJ Delorie <dj@redhat.com>
30334 * config/msp430/msp430.c (msp430_start_function): Add function type.
30336 2016-02-04 Jakub Jelinek <jakub@redhat.com>
30339 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
30341 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
30343 PR rtl-optimization/69577
30345 2015-10-29 Richard Henderson <rth@redhat.com>
30349 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
30350 sse check to the exact conditions of PR 67609.
30352 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
30355 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
30356 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
30357 not allowed into the traditional Altivec registers.
30358 (movtd_64bit_nodm): Likewise.
30359 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
30361 2016-02-04 David Malcolm <dmalcolm@redhat.com>
30363 * config/aarch64/cortex-a57-fma-steering.c
30364 (aarch64_register_fma_steering): Remove "static" from arguments
30367 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
30370 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
30371 twice when complex.
30373 2016-02-04 Mike Frysinger <vapier@gentoo.org>
30375 * doc/invoke.texi: Delete -mno-fma4.
30377 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
30379 PR rtl-optimization/69577
30380 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
30381 (find_subregs_of_mode): Update accordingly. Iterate over partial
30384 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
30386 * config/arm/arm-protos.h (neon_reinterpret): Remove.
30387 * config/arm/arm.c (neon_reinterpret): Remove.
30388 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
30389 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
30390 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
30391 vreinterpretti): Remove.
30392 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
30393 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
30394 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
30395 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
30396 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
30397 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
30398 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
30399 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
30400 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
30401 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
30402 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
30403 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
30404 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
30405 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
30406 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
30407 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
30408 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
30409 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
30410 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
30411 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
30412 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
30413 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
30414 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
30415 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
30416 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
30417 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
30418 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
30419 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
30420 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
30421 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
30422 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
30423 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
30424 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
30425 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
30426 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
30427 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
30428 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
30429 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
30430 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
30431 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
30432 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
30433 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
30434 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
30435 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
30436 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
30437 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
30438 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
30439 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
30440 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
30441 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
30442 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
30443 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
30444 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
30445 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
30446 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
30447 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
30448 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
30449 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
30450 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
30451 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
30452 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
30453 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
30454 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
30455 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
30456 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
30457 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
30458 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
30459 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
30460 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
30461 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
30462 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
30463 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
30464 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
30465 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
30466 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
30467 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
30468 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
30469 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
30470 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
30471 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
30472 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
30473 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
30474 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
30475 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
30476 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
30477 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
30478 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
30479 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
30480 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
30481 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
30482 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
30483 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
30484 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
30485 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
30486 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
30487 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
30488 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
30489 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
30490 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
30491 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
30492 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
30493 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
30494 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
30496 2016-02-04 Martin Liska <mliska@suse.cz>
30499 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
30500 that are gimple_store_p.
30501 (maybe_instrument_call): Likewise.
30503 2016-02-04 Bin Cheng <bin.cheng@arm.com>
30505 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
30506 register scaling out of memory reference and comment why.
30508 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30512 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
30513 folding the source of a SET.
30515 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30519 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
30520 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
30522 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
30526 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
30529 2016-02-04 Christian Bruel <christian.bruel@st.com>
30531 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
30532 * config/arm/arm.c (arm_set_current_function): Likewise.
30534 2016-02-04 Jakub Jelinek <jakub@redhat.com>
30535 Ilya Enkovich <enkovich.gnu@gmail.com>
30536 H.J. Lu <hongjiu.lu@intel.com>
30539 * config/i386/i386.c (convert_scalars_to_vector): Remove
30540 stack alignment fixes.
30541 (ix86_option_override_internal): Disable TARGET_STV if stack
30542 might not be aligned enough.
30543 (ix86_minimum_alignment): Assert that TARGET_STV is false.
30545 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
30547 * config/i386/x86-tune.def: Disable default prefetching
30550 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
30551 Vladimir Makarov <vmakarov@redhat.com>
30554 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
30555 in validating fused toc addresses.
30557 2016-02-03 Jakub Jelinek <jakub@redhat.com>
30560 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
30561 range->m_caret fields if range->m_show_caret_p is false.
30564 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
30565 Force oldval into register if it does not satisfy reg_or_short_operand
30566 predicate. Fix up formatting.
30568 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
30569 Alexandre Oliva <aoliva@redhat.com>
30572 * lra-constraints.c (simplify_operand_subreg): Check additionally
30573 address validity after potential reloading.
30574 (process_address_1): Check insns validity. In case of failure do
30577 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
30580 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
30583 2016-02-02 Jakub Jelinek <jakub@redhat.com>
30585 * wide-int.cc (canonize_uhwi): New function.
30586 (wi::divmod_internal): Use it.
30588 2016-02-02 James Norris <jnorris@codesourcery.com>
30590 * gimplify.c (omp_notice_variable): Add usage check.
30592 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
30594 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
30595 like LE, GE, LT, GT when emitting relational operator.
30597 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
30599 * ira-costs.c (find_costs_and_classes): Add extra argument.
30600 * target.def (ira_change_pseudo_allocno_class): Add parameter.
30601 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
30602 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
30603 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
30604 Add best_class parameter, and return it if not ALL_REGS.
30605 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
30607 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
30608 Update target hook.
30610 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
30612 * config/aarch64/aarch64.c
30613 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
30614 (aarch64_ira_change_pseudo_allocno_class): New function.
30616 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
30619 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
30621 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
30623 * config/avr/avr.c (avr_option_override): Set
30624 PARAM_ALLOW_STORE_DATA_RACES to 1.
30626 2016-02-02 Richard Biener <rguenther@suse.de>
30628 PR tree-optimization/69595
30629 * match.pd: Add range test simplifications to true/false.
30631 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
30633 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
30634 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
30637 2016-02-02 Richard Biener <rguenther@suse.de>
30639 PR tree-optimization/69606
30640 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
30641 info on the result before moving a stmt.
30643 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
30645 PR middle-end/68542
30646 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
30647 branch with vector comparison.
30648 * config/i386/sse.md (VI48_AVX): New mode iterator.
30649 (define_expand "cbranch<mode>4): Add support for conditional branch
30650 with vector comparison.
30651 * tree-vect-loop.c (optimize_mask_stores): New function.
30652 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
30653 has_mask_store field of vect_info.
30654 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
30655 vectorized loops having masked stores after vec_info destroy.
30656 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
30657 correspondent macros.
30658 (optimize_mask_stores): Add prototype.
30660 2016-02-02 Alan Modra <amodra@gmail.com>
30663 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
30666 2016-02-02 Alan Modra <amodra@gmail.com>
30669 * config/rs6000/rs6000.c (need_toc_init): New var, set it
30670 whenever toc_label_name used.
30671 (rs6000_file_start): Don't set up toc section here,
30672 (rs6000_output_function_epilogue): do so here instead,
30673 (rs6000_xcoff_file_start): and here.
30674 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
30675 (load_toc_aix_di): Likewise.
30677 2016-02-01 Jakub Jelinek <jakub@redhat.com>
30679 PR rtl-optimization/69592
30680 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
30681 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
30682 (num_sign_bit_copies_binary_arith_p): New inline function.
30683 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
30685 2016-02-01 Jeff Law <law@redhat.com>
30687 PR tree-optimization/69580
30688 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
30689 * tree-ssa-threadbackward.c
30690 (fsm_find_control_statement_thread_paths): Do not try to walk
30691 through large PHI nodes.
30693 2016-02-01 Jakub Jelinek <jakub@redhat.com>
30695 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
30696 when count is incremented above limit, don't analyze further
30699 * omp-low.c (oacc_parse_default_dims): Avoid
30700 -Wsign-compare warning, make sure value fits into int
30701 rather than just unsigned int.
30703 2016-02-01 Bin Cheng <bin.cheng@arm.com>
30705 PR tree-optimization/67921
30706 * fold-const.c (split_tree): New parameters. Convert pointer
30707 type variable part to proper type before negating.
30708 (fold_binary_loc): Pass new arguments to split_tree.
30710 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
30712 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
30713 (nvptx_goacc_validate_dims): Extend to handle global defaults.
30714 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
30715 * doc/tm.texti: Rebuilt.
30716 * doc/invoke.texi (fopenacc-dim): Document.
30717 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
30718 (append_compiler_options): Likewise.
30719 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
30720 (oacc_parse_default_dims): New.
30721 (oacc_validate_dims): Add USED arg. Select non-unity default when
30723 (oacc_loop_fixed_partitions): Return mask of used partitions.
30724 (oacc_loop_auto_partitions): Emit dump info.
30725 (oacc_loop_partition): Return mask of used partitions.
30726 (execute_oacc_device_lower): Parse default dimension arg. Adjust
30727 loop partitioning and validation calls.
30729 2016-02-01 Richard Biener <rguenther@suse.de>
30731 PR middle-end/69556
30732 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
30734 2016-02-01 Richard Biener <rguenther@suse.de>
30736 PR tree-optimization/69574
30737 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
30738 of asserting return chrec_dont_know.
30740 2016-02-01 Martin Liska <mliska@suse.cz>
30742 * mem-stats-traits.h: Add copyright header.
30743 * mem-stats.h: Likewise.
30745 2016-02-01 Richard Biener <rguenther@suse.de>
30747 PR tree-optimization/69579
30748 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
30749 Do not propagate through abnormal PHI results.
30751 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
30753 * postreload.c (reload_cse_simplify): Remove dead code.
30755 2016-02-01 Jakub Jelinek <jakub@redhat.com>
30757 PR rtl-optimization/69570
30758 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
30759 if there is more than one set, not if there is a single set.
30761 2016-02-01 Richard Henderson <rth@redhat.com>
30764 * combine.c (make_compound_operation): When looking through a
30765 subreg, make sure to re-extend to the width of the outer mode.
30767 2016-01-30 Jakub Jelinek <jakub@redhat.com>
30769 PR tree-optimization/69546
30770 * wide-int.cc (wi::divmod_internal): For unsigned division
30771 where both operands fit into uhwi, if o1 is 1 and o0 has
30772 msb set, if divident_prec is larger than bits per hwi,
30773 clear another quotient word and return 2 instead of 1.
30774 Similarly for remainder with msb in HWI set, if dividend_prec
30775 is larger than bits per hwi.
30777 2016-01-29 Martin Jambor <mjambor@suse.cz>
30779 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
30780 Use short lowercase names.
30781 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
30782 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
30783 acq_rel one. Protect warning agains segfaults if
30784 get_memory_order_name returns NULL.
30785 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
30786 with release semantics. Do not warn if get_memory_order already did.
30787 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
30788 semantics. Fix check for relaxed or acquire semantics. Do not warn
30789 if get_memory_order already did.
30791 2016-01-29 Sebastian Pop <s.pop@samsung.com>
30793 * doc/install.texi: Document that isl-0.16 is supported.
30795 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
30798 * config/i386/constraints.md (Bm): Describe as special memory
30800 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
30801 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
30802 * genpreds.c (struct constraint_data): Add is_special_memory.
30803 (have_special_memory_constraints, special_memory_start): New
30805 (special_memory_end): Ditto.
30806 (add_constraint): Add new arg is_special_memory. Add code to
30807 process its true value. Update have_special_memory_constraints.
30808 (process_define_constraint): Pass the new arg.
30809 (process_define_register_constraint): Ditto.
30810 (choose_enum_order): Process special memory.
30811 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
30812 function insn_extra_special_memory_constraint.
30813 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
30814 * gensupport.c (process_rtx): Process
30815 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
30816 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
30817 * ira-lives.c (single_reg_class): Use
30818 insn_extra_special_memory_constraint.
30819 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
30820 * lra-constraints.c (process_alt_operands): Ditto.
30821 (curr_insn_transform): Use insn_extra_special_memory_constraint.
30822 * recog.c (asm_operand_ok, preprocess_constraints): Process
30824 * reload.c (find_reloads): Ditto.
30825 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
30826 * stmt.c (parse_input_constraint): Use
30827 insn_extra_special_memory_constraint.
30829 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
30832 * lra-splill.c (lra_final_code_change): Revert r229087 by
30833 removing all sub-registers.
30835 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
30838 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
30840 2016-01-29 Jakub Jelinek <jakub@redhat.com>
30843 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
30844 SSE1, copy target into the temporary reg first before recursing
30847 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
30849 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
30852 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
30854 * ginclude/stdarg.h: Test __cplusplus instead of
30855 __GXX_EXPERIMENTAL_CXX0X__.
30857 2016-01-29 Richard Biener <rguenther@suse.de>
30859 PR tree-optimization/69547
30860 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
30861 Do not mark clobbers necessary.
30862 (mark_all_reaching_defs_necessary_1): Likewise.
30864 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
30866 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
30867 declaration name with %qs and print it in both error messages.
30868 Also fix indentation.
30870 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
30873 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
30874 trailing blank line from error message.
30876 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
30879 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
30882 2016-01-29 Richard Biener <rguenther@suse.de>
30884 PR middle-end/69537
30885 * match.pd: Allow all integral types when simplifying a
30886 widening or sign-changing conversion.
30888 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30890 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
30891 back to setting codegen_error to fail codegen.
30893 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
30896 * config/i386/constraints.md (C): Only accept constant zero operand.
30897 (BC): New constraint.
30898 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
30899 instead of C constraint.
30900 * doc/md.texi (Machine Constraints): Update description
30903 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
30906 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
30908 2016-01-28 Jakub Jelinek <jakub@redhat.com>
30910 PR middle-end/69542
30911 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
30914 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
30916 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
30917 branches if using guessed profile.
30919 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
30921 * graphite-optimize-isl.c (optimize_isl): Fix dump.
30923 2016-01-28 Richard Henderson <rth@redhat.com>
30926 * config/aarch64/aarch64-modes.def (CC_Cmode): New
30927 * config/aarch64/aarch64-protos.h: Update.
30928 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
30929 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
30930 (aarch64_get_condition_code_1): Handle CC_Cmode.
30931 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
30932 (*add<mode>3_compareC_cconly_imm): New.
30933 (*add<mode>3_compareC_cconly): New.
30934 (*add<mode>3_compareC_imm): New.
30935 (add<mode>3_compareC): New.
30936 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
30937 to be first. Use aarch64_carry_operation.
30938 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
30939 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
30940 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
30941 (subti3): Use subdi3_compare1.
30942 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
30943 (sub<mode>3_compare1): New.
30944 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
30945 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
30946 (*subsi3_carryin_uxtw): Likewise.
30947 (*ngc<mode>, *ngcsi_uxtw): Likewise.
30948 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
30949 * config/aarch64/iterators.md (DWI): New.
30950 * config/aarch64/predicates.md (aarch64_carry_operation): New.
30951 (aarch64_borrow_operation): New.
30953 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
30955 * graphite-optimize-isl.c (optimize_isl): Print a different debug
30956 message when isl does not return a valid schedule.
30958 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30960 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
30961 Remove comments from class declarations: they are already in the code
30964 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30966 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
30968 (ternary_op_to_tree): Same.
30969 (unary_op_to_tree): Same.
30970 (nary_op_to_tree): Same.
30971 (gcc_expression_from_isl_expr_op): Same.
30972 (gcc_expression_from_isl_expression): Same.
30973 (graphite_create_new_loop): Same.
30974 (graphite_create_new_loop_guard): Same.
30975 (build_iv_mapping): Same.
30976 (graphite_create_new_guard): Same.
30977 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
30978 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
30980 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30982 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
30983 instead of setting codegen_error to fail codegen.
30985 2016-01-28 Jason Merrill <jason@redhat.com>
30987 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
30989 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
30991 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
30992 Remove CONST_INT_P check in CCMP cost calculation.
30994 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
30996 * config/aarch64/aarch64.c (generic_vector_cost):
30997 Set vec_permute_cost.
30998 (cortexa57_vector_cost): Likewise.
30999 (exynosm1_vector_cost): Likewise.
31000 (xgene1_vector_cost): Likewise.
31001 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
31002 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
31003 Add vec_permute_cost entry.
31005 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31007 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
31009 (add<mode>3_compare0): Likewise.
31010 (addsi3_compare0_uxtw): Likewise.
31011 (add<mode>3nr_compare0): Likewise.
31012 (compare_neg<mode>): Likewise.
31013 (<optab><mode>3): Likewise.
31015 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
31017 * tree-vect-stmts.c (vectorizable_comparison): Add
31018 NULL check for vectype.
31020 2016-01-28 Richard Biener <rguenther@suse.de>
31022 PR tree-optimization/69466
31023 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
31024 Account for PHIs we couldn't duplicate.
31026 2016-01-28 Martin Liska <mliska@suse.cz>
31029 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
31030 instead of ENABLE_VALGRIND_CHECKING.
31032 2016-01-27 Richard Henderson <rth@redhat.com>
31035 * lra-remat.c (subreg_regs): New.
31036 (dump_candidates_and_remat_bb_data): Dump it.
31037 (operand_to_remat): Reject if operand in subreg_regs.
31038 (set_bb_regs): Collect subreg_regs.
31039 (lra_remat): Init and free subreg_regs. Compute
31040 calculate_local_reg_remat_bb_data before create_cands.
31042 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
31045 * config/i386/i386.c (ix86_update_stack_boundary): Don't
31046 change stack_alignment_needed for __tls_get_addr call.
31048 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
31050 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
31052 2016-01-27 Jeff Law <law@redhat.com>
31054 PR tree-optimization/68398
31055 PR tree-optimization/69196
31056 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
31057 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
31058 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
31059 Only count PHIs in the last block in the path. The others will
31060 const/copy propagate away. Add heuristic to allow more irreducible
31061 subloops to be created when it is likely profitable to do so.
31063 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
31064 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
31065 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
31067 2016-01-27 Jakub Jelinek <jakub@redhat.com>
31070 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
31071 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
31072 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
31073 * tree-streamer-in.c: Include asan.h.
31074 (streamer_get_builtin_tree): For builtins in sanitizer
31075 range call initialize_sanitizer_builtins and retry.
31077 2016-01-27 Ian Lance Taylor <iant@google.com>
31079 * common.opt (fkeep-gc-roots-live): New undocumented option.
31080 * tree-ssa-loop-ivopts.c (add_candidate_1): If
31081 -fkeep-gc-roots-live, skip pointers.
31082 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
31085 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
31088 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
31089 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
31091 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
31094 * configure.ac: NetBSD provides SSP in its C library.
31095 * configure: Updated.
31097 2016-01-27 Richard Biener <rguenther@suse.de>
31099 PR tree-optimization/69166
31100 * tree-vect-loop.c (vect_is_simple_reduction): Always check
31101 reduction code for commutativity / associativity.
31103 2016-01-27 Martin Jambor <mjambor@suse.cz>
31105 PR tree-optimization/69355
31106 * tree-sra.c (analyze_access_subtree): Correct hole detection when
31107 total_scalarization fails.
31109 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
31111 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
31114 2016-01-27 Christian Bruel <christian.bruel@st.com>
31117 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
31118 Move arm_reset_previous_fndecl and set_target_option_current_node in
31119 the conditional part. Call save_restore_target_globals.
31120 * config/arm/arm.c (arm_set_current_function):
31121 Refactor to better support #pragma target and attribute mix.
31122 Call save_restore_target_globals.
31123 * config/arm/arm-protos.h (save_restore_target_globals): New function.
31125 2016-01-27 Martin Liska <mliska@suse.cz>
31127 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
31128 reference for an HSA kernel and its host function.
31130 2016-01-27 Jakub Jelinek <jakub@redhat.com>
31132 PR tree-optimization/69399
31133 * wide-int.h (wi::lrshift): For larger precisions, only
31134 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
31136 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
31138 * config/arc/predicates.md (proper_comparison_operator): Reject
31139 constant-constant comparison.
31141 2016-01-26 Tom de Vries <tom@codesourcery.com>
31143 PR tree-optimization/69110
31144 * tree-data-ref.c (initialize_data_dependence_relation): Handle
31145 DR_NUM_DIMENSIONS == 0.
31147 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
31148 Sebastian Pop <s.pop@samsung.com>
31150 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
31151 isl_ast_op_cond and isl_ast_op_select.
31152 (gcc_expression_from_isl_expr_op): Same.
31154 2016-01-26 Jason Merrill <jason@redhat.com>
31157 * tree.c (recompute_constructor_flags): Split out from
31159 (verify_constructor_flags): New.
31160 * tree.h: Declare them.
31162 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
31164 PR rtl-optimization/69217
31165 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
31166 are no TYPE_FIELDS set for the record type.
31168 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31171 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
31172 toc_label_name unconditionally.
31173 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
31174 SYMBOL_REF string. Use toc_label_name instead of constructing
31176 (rs6000_elf_declare_function_name): Use toc_label_name instead of
31177 constructing LCTOC1.
31179 2016-01-26 Martin Sebor <msebor@redhat.com>
31182 * doc/extend.texi (Common Type Attributes): Move text that talks about
31183 attribute packed from attribute aligned to the section discussing
31184 the former attribute for clarity.
31186 2016-01-26 Richard Henderson <rth@redhat.com>
31188 PR middle-end/60908
31189 * trans-mem.c (tm_region_init): Mark entry block as visited.
31191 2016-01-26 David Malcolm <dmalcolm@redhat.com>
31194 * diagnostic-show-locus.c (layout::print_source_line): Replace
31195 call to pp_newline with call to layout::print_newline.
31196 (layout::print_annotation_line): Likewise.
31197 (layout::move_to_column): Likewise.
31198 (layout::print_any_fixits): After printing any fixits, print a
31199 trailing newline, if necessary.
31200 (layout::print_newline): New method, resetting any colorization
31202 (diagnostic_show_locus): Move the pp_newline to before the
31203 early bailout. Remove dummy block enclosing the layout instance.
31204 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
31205 of pp_newline_and_flush with pp_flush.
31206 (diagnostic_append_note): Delete use of pp_newline.
31207 (diagnostic_append_note_at_rich_loc): Delete.
31208 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
31209 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
31210 when newline characters are added to the buffer.
31212 2016-01-26 Michael Matz <matz@suse.de>
31214 * configure.ac (ac_cv_std_swap_in_utility): New test.
31215 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
31216 * configure: Regenerate.
31217 * config.in: Regenerate.
31219 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
31221 * config/arc/arc.md (cstoresi4): Force operand into register.
31222 (arcset<code>): Fix predicate.
31223 (arcsetltu): Likewise.
31224 (arcsetgeu): Likewise.
31225 (arcsethi): Likewise.
31226 (arcsetls): Likewise.
31228 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31230 PR tree-optimization/69483
31231 * gimple-fold.c (canonicalize_constructor_val): Return NULL
31232 if base has error_mark_node type.
31234 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
31237 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
31238 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
31240 (vget_lane_f16): Handle big-endian.
31241 (vgetq_lane_f16): Likewise.
31242 (vset_lane_f16): Likewise.
31243 (vsetq_lane_f16): Likewise.
31244 * config/arm/iterators.md (VQXMOV): Add V8HF.
31245 (VDQ): Add V4HF and V8HF.
31246 (V_reg): Handle V4HF and V8HF.
31247 (Is_float_mode): Likewise.
31248 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
31249 neon_vdup_nv8hf): New patterns.
31250 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
31251 Use VD_LANE iterator.
31252 (neon_vld1_dup<mode>): Use VQ2 iterator.
31254 2016-01-26 Nathan Sidwell <nathan@acm.org>
31256 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
31257 (set_oacc_fn_attrib): Add IS_KERNEL arg.
31258 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
31259 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
31260 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
31261 (oacc_validate_dims): Add LEVEL arg, don't return level.
31262 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
31263 oacc_validate_dims.
31264 (execute_oacc_device_lower): Adjust, add more dump output.
31265 * tree-ssa-loop.c (gate_oacc_kernels): Use
31266 oacc_fn_attrib_kernels_p.
31267 * tree-parloops.c (create_parallel_loop): Adjust
31268 set_oacc_fn_attrib call.
31270 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31273 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
31274 (append_compiler_options): Handle -fcilkplus.
31275 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
31277 2016-01-26 Nick Clifton <nickc@redhat.com>
31280 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
31281 been marked as DECL_ONE_ONLY but we do not the means to make it
31282 so, then do not allow it to bind locally.
31284 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31287 * opts.h (parse_sanitizer_options): New prototype.
31288 * opts.c (sanitizer_opts): New array.
31289 (parse_sanitizer_options): New function.
31290 (common_handle_option): Use parse_sanitizer_options.
31292 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
31295 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
31296 alignment adjustment to ...
31297 (ix86_update_stack_boundary): Here. Don't over-align stack for
31299 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
31300 if __tls_get_addr is called.
31302 2016-01-26 Christian Bruel <christian.bruel@st.com>
31304 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
31306 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
31308 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
31310 2016-01-26 Richard Biener <rguenther@suse.de>
31312 PR middle-end/69467
31313 * match.pd: Guard X * CST CMP 0 pattern with single_use.
31315 2016-01-26 Richard Biener <rguenther@suse.de>
31317 PR tree-optimization/69452
31318 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
31319 (move_computations_dom_walker::before_dom_children): Rename
31321 (move_computations_worker): This.
31322 (move_computations): Perform an RPO rather than a DOM walk.
31324 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31327 * combine.c (combine_instructions): For REG_EQUAL note with
31328 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
31329 to the underlying register.
31330 * doc/rtl.texi (REG_EQUAL): Document the behavior of
31331 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
31333 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
31336 * config/aarch64/aarch64-builtins.c
31337 (aarch64_init_simd_builtin_types): Do not set structural
31338 equality to __Poly{8,16,64,128}_t types.
31340 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
31342 PR tree-optimization/69400
31343 * wide-int.cc (wi_pack): Take the precision as argument and
31344 perform canonicalization here rather than in the callers.
31345 Use the main loop to handle all full-width HWIs. Add a
31346 zero HWI if in_len isn't a full result.
31347 (wi::divmod_internal): Update accordingly.
31348 (wi::mul_internal): Likewise. Simplify.
31350 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
31351 Sebastian Pop <s.pop@samsung.com>
31353 * graphite-poly.c (apply_poly_transforms): Simplify.
31354 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
31355 (print_isl_map): Same.
31356 (print_isl_union_map): Same.
31357 (print_isl_schedule): New.
31358 (debug_isl_schedule): New.
31359 * graphite-dependences.c (scop_get_reads): Do not call
31360 isl_union_map_add_map that is undocumented isl functionality.
31361 (scop_get_must_writes): Same.
31362 (scop_get_may_writes): Same.
31363 (scop_get_original_schedule): Remove.
31364 (scop_get_dependences): Do not call isl_union_map_compute_flow that
31365 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
31366 (compute_deps): Remove.
31367 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
31368 (debug_schedule_ast): New.
31369 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
31370 set_separate_option.
31371 (graphite_regenerate_ast_isl): Add dump.
31372 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
31373 from scop->transformed_schedule.
31374 (graphite_regenerate_ast_isl): Add more dump.
31375 * graphite-optimize-isl.c (optimize_isl): Set
31376 scop->transformed_schedule. Check whether schedules are equal.
31377 (apply_poly_transforms): Move here.
31378 * graphite-poly.c (apply_poly_transforms): ... from here.
31379 (free_poly_bb): Static.
31380 (free_scop): Static.
31381 (pbb_number_of_iterations_at_time): Remove.
31382 (print_isl_ast): New.
31383 (debug_isl_ast): New.
31384 (debug_scop_pbb): New.
31385 * graphite-scop-detection.c (print_edge): Move.
31386 (print_sese): Move.
31387 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
31388 (build_scop_scattering): Remove.
31389 (create_pw_aff_from_tree): Assert instead of bailing out.
31390 (add_condition_to_pbb): Remove unused code, do not fail.
31391 (add_conditions_to_domain): Same.
31392 (add_conditions_to_constraints): Remove.
31393 (build_scop_context): New.
31394 (add_iter_domain_dimension): New.
31395 (build_iteration_domains): Initialize pbb->iterators.
31396 Call add_conditions_to_domain.
31399 (index_outermost_in_loop): New.
31400 (index_pbb_in_loop): New.
31401 (outermost_pbb_in): New.
31402 (add_in_sequence): New.
31403 (add_outer_projection): New.
31404 (outer_projection_mupa): New.
31405 (add_loop_schedule): New.
31406 (build_schedule_pbb): New.
31407 (build_schedule_loop): New.
31408 (embed_in_surrounding_loops): New.
31409 (build_schedule_loop_nest): New.
31410 (build_original_schedule): New.
31411 (build_poly_scop): Call build_original_schedule.
31412 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
31413 (free_poly_dr): Remove.
31414 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
31415 (free_poly_bb): Remove.
31416 (debug_loop_vec): Remove.
31417 (print_isl_ast): Declare.
31418 (debug_isl_ast): Declare.
31419 (scop_do_interchange): Remove.
31420 (scop_do_strip_mine): Remove.
31421 (scop_do_block): Remove.
31422 (flatten_all_loops): Remove.
31423 (optimize_isl): Remove.
31424 (pbb_number_of_iterations_at_time): Remove.
31425 (debug_scop_pbb): Declare.
31426 (print_schedule_ast): Declare.
31427 (debug_schedule_ast): Declare.
31428 (struct scop): Remove schedule. Add original_schedule,
31429 transformed_schedule.
31430 (free_gimple_poly_bb): Remove.
31431 (print_generated_program): Remove.
31432 (debug_generated_program): Remove.
31433 (unify_scattering_dimensions): Remove.
31434 * sese.c (print_edge): ... here.
31435 (print_sese): ... here.
31436 (debug_edge): ... here.
31437 (debug_sese): ... here.
31438 * sese.h (print_edge): Declare.
31439 (print_sese): Declare.
31440 (dump_edge): Declare.
31441 (dump_sese): Declare.
31443 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
31444 Sebastian Pop <s.pop@samsung.com>
31446 * Makefile.in: Set ISLVER in site.exp.
31448 2016-01-25 Jakub Jelinek <jakub@redhat.com>
31450 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
31451 DECL_VALUE_EXPR of new_var even for the non-array case. Look
31452 through DECL_VALUE_EXPR for expansion.
31454 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
31456 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
31457 the frame info after reload completed.
31459 2016-01-25 Jeff Law <law@redhat.com>
31461 PR tree-optimization/69196
31462 PR tree-optimization/68398
31463 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
31464 tree-ssa-threadupdate.c.
31465 (determine_bb_domination_status): Prototype
31466 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
31467 (determine_bb_domination_status): No longer static.
31468 (valid_jump_thread_path): Remove code to detect characteristics
31469 of the jump thread path not associated with correctness.
31470 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
31471 Correct test for thread path length. Count PHIs for real operands as
31472 statements that need to be copied. Do not count ASSERT_EXPRs.
31473 Look at all the blocks in the thread path. Compute and selectively
31474 filter thread paths based on threading through the latch, threading
31475 a multiway branch or crossing a multiway branch.
31477 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31479 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
31480 decl with __attribute__ ((unused)) annotation.
31482 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
31485 * tree-vect-stmts.c (vectorizable_condition): Check vectype
31486 of operands is compatible with a statement vectype.
31488 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
31490 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
31491 improve wording for mixed storage order support.
31493 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
31495 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
31496 (vcvt_u64_f64): Likewise.
31497 (vcvta_s64_f64): Likewise.
31498 (vcvta_u64_f64): Likewise.
31499 (vcvtm_s64_f64): Likewise.
31500 (vcvtm_u64_f64): Likewise.
31501 (vcvtn_s64_f64): Likewise.
31502 (vcvtn_u64_f64): Likewise.
31503 (vcvtp_s64_f64): Likewise.
31504 (vcvtp_u64_f64): Likewise.
31506 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
31508 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
31509 (arc_init): Check validity mll64 option.
31510 (arc_save_restore): Use double load/store instruction.
31511 (arc_expand_movmem): Likewise.
31512 (arc_split_move): Don't split if we have double load/store
31513 instructions. Returns a boolean.
31514 (arc_process_double_reg_moves): Change function to return boolean
31515 instead of a sequence of instructions.
31516 (arc_dwarf_register_span): New function.
31517 * config/arc/arc-protos.h (arc_split_move): Change prototype.
31518 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
31519 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
31520 (*movdf_insn): Likewise.
31521 * config/arc/arc.opt (mll64): New option.
31522 * config/arc/predicates.md (even_register_operand): New predicate.
31523 * doc/invoke.texi (ARC Options): Add mll64 documentation.
31525 2016-01-25 Richard Biener <rguenther@suse.de>
31528 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
31529 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
31531 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
31533 2016-01-25 Richard Biener <rguenther@suse.de>
31535 PR tree-optimization/69376
31536 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
31538 (VN_INFO_ANTI_RANGE_P): New inline.
31539 (VN_INFO_RANGE_TYPE): Likewise.
31540 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
31541 SSA_NAME_ANTI_RANGE_P.
31542 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
31543 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
31544 Properly query VN_INFO_RANGE_TYPE.
31546 2016-01-25 Nick Clifton <nickc@redhat.com>
31549 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
31551 2016-01-23 Tom de Vries <tom@codesourcery.com>
31553 PR tree-optimization/69426
31554 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
31557 2016-01-23 Jakub Jelinek <jakub@redhat.com>
31559 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
31560 "the the" with "the" in the comments.
31561 * ipa-devirt.c (build_type_inheritance_graph,
31562 update_type_inheritance_graph): Likewise.
31563 * tree.c (build_function_type_list_1): Likewise.
31564 * cfgloopmanip.c (scale_loop_profile): Likewise.
31565 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
31566 * gimple-ssa-split-paths.c
31567 (find_block_to_duplicate_for_splitting_paths): Likewise.
31568 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
31569 * expr.c (convert_move): Likewise.
31570 * var-tracking.c (vt_stack_adjustments): Likewise.
31571 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
31572 * tree-vrp.c (test_for_singularity): Likewise.
31574 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
31575 directly instead of building a temporary tree.
31578 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
31579 remove <algorithm> include.
31581 2016-01-22 Jakub Jelinek <jakub@redhat.com>
31584 * config/i386/i386.c: Include dojump.h.
31585 (expand_small_movmem_or_setmem,
31586 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
31588 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
31589 if dynamic_check != -1.
31591 2016-01-21 Jeff Law <law@redhat.com>
31593 PR middle-end/69347
31594 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
31595 record_temporary_equivalences. Rewritten to avoid unnecessary calls
31596 into dominated_by_p.
31597 (cprop_into_successor_phis): Avoid unnecessary tests.
31599 2016-01-22 Richard Henderson <rth@redhat.com>
31602 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
31603 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
31605 2016-01-22 Michael Matz <matz@suse.de>
31607 * system.h (string, algorithm): Include only conditionally.
31608 (new): Include always under C++.
31609 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
31610 * final.c (toplevel): Ditto.
31611 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
31612 * genconditions.c (write_header): Make gencondmd.c define
31614 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
31616 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
31617 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
31619 2016-01-22 Christian Bruel <christian.bruel@st.com>
31622 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
31624 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31627 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
31628 define_insn_and_split. Ensure operands[1] and operands[0] do not
31629 get assigned the same register.
31631 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
31633 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
31635 2016-01-22 Christian Bruel <christian.bruel@st.com>
31637 * config/arm/arm-c.c (arm_pragma_target_parse):
31638 Remove warn_builtin_macro_redefined overwrite.
31640 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
31642 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
31643 flag_non_call_exceptions compatibility.
31645 2016-01-22 Jakub Jelinek <jakub@redhat.com>
31648 * dwarf2out.c (add_child_die_after): New function.
31649 (dwarf_qual_info_t): New type.
31650 (dwarf_qual_info): New variable.
31651 (qualified_die_p): New function.
31652 (modified_type_die): For -fdebug-types-section, ensure
31653 canonical order of qualifiers. Put qualified DIEs adjacent
31654 to the corresponding non-qualified type DIE and search there
31655 for existing qualified DIEs.
31657 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
31659 * doc/extend.texi (scalar_storage_order type attribute): Document
31660 restriction on type punning and aliasing, and remove future tense.
31662 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
31665 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
31668 2016-01-21 Jeff Law <law@redhat.com>
31670 PR middle-end/69347
31671 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
31672 useless call to record_temporary_equivalences.
31673 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
31674 allocate 10 slots in the bb_path vector and let it grow as needed.
31675 (fsm_find_control_statement_thread_paths): Similarly for the next_path
31678 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
31680 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
31682 * configure: Regenerate.
31684 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
31686 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
31687 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
31689 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
31691 PR middle-end/66178
31692 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
31693 drop EXPAND_INITIALIZER.
31694 * rtl.h (contains_symbolic_reference_p): Declare.
31695 * rtlanal.c (contains_symbolic_reference_p): New function.
31696 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
31697 a subtraction into a NOT if symbolic constants are involved.
31699 2016-01-21 Anton Blanchard <anton@samba.org>
31700 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31703 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
31705 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
31708 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
31710 * config/microblaze/microblaze.c
31711 (get_branch_target): New.
31712 (insert_wic_for_ilb_runout): New.
31714 (microblaze_machine_dependent_reorg): New.
31715 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
31716 * config/microblaze/microblaze.md
31717 (UNSPEC_IPREFETCH): Define.
31718 (iprefetch): New pattern
31719 * config/microblaze/microblaze.opt
31720 (mxl-prefetch): New flag.
31722 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
31724 * config/microblaze/microblaze.h
31725 (FIXED_REGISTERS): Update in macro.
31726 (CALL_USED_REGISTERS): Update in macro.
31728 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
31730 PR rtl-optimization/68920
31731 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
31734 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
31736 PR rtl-optimization/68990
31737 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
31738 pseudo instead of inheritance ones.
31740 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
31741 Nick Clifton <nickc@redhat.com>
31745 * config/mips/mips.c (mips_compute_frame_info): Initialise
31746 args_size and hard_frame_pointer_offset fields of the frame
31747 structure before calling mips_global_pointer.
31749 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
31751 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
31753 * configure: Regenerate.
31755 2016-01-21 Richard Biener <rguenther@suse.de>
31757 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
31759 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
31761 * config/s390/s390.c (s390_asm_declare_function_size): Add code
31762 to actually emit the .size directive.
31764 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
31765 Jakub Jelinek <jakub@redhat.com>
31769 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
31770 args array size by one to avoid buffer overflow.
31772 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
31774 * config/s390/s390.md (pool_section_start): Use switch_to_section
31775 to select proper read-only data section instead of hardcoding
31777 (pool_section_end): Use switch_to_section to match the above.
31779 2016-01-21 Richard Biener <rguenther@suse.de>
31781 PR tree-optimization/69378
31782 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
31783 (set_ssa_val_to): Use it for dominance checks taking into
31784 account not executable edges.
31786 2016-01-21 Jakub Jelinek <jakub@redhat.com>
31789 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
31790 for bitsize instead of GET_MODE_PRECISION (mode).
31792 2016-01-20 Martin Sebor <msebor@redhat.com>
31795 * extend.texi (__sync Builtins): Clarify the semantics of
31796 __sync_fetch_and_OP built-ins on pointers.
31797 (__atomic Builtins): Same.
31799 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31800 Sebastian Pop <s.pop@samsung.com>
31802 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
31803 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
31804 (is_valid_rename): Same.
31805 (translate_isl_ast_to_gimple::get_rename): Same.
31806 (translate_isl_ast_to_gimple::rename_all_uses): Same.
31807 (translate_isl_ast_to_gimple::rename_uses): Same.
31808 (get_new_name): Check for close_phi nodes.
31809 (copy_loop_phi_args): Use phi_node_kind.
31810 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
31811 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
31813 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31814 Sebastian Pop <s.pop@samsung.com>
31816 Revert commit r229783.
31817 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
31818 Remove use of parameter_rename_map.
31819 (copy_def): Remove.
31820 (copy_internal_parameters): Remove.
31821 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
31822 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
31823 (free_sese_info): Do not free parameter_rename_map.
31824 (set_rename): Do not use parameter_rename_map.
31825 (rename_uses): Update call to set_rename.
31826 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
31827 * sese.h (parameter_rename_map_t): Remove.
31828 (struct sese_info_t): Remove field parameter_rename_map.
31830 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31831 Sebastian Pop <s.pop@samsung.com>
31833 * graphite-isl-ast-to-gimple.c: Fix comment.
31834 * graphite-scop-detection.c (defined_in_loop_p): New.
31835 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
31836 names defined in loop.
31838 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31839 Sebastian Pop <s.pop@samsung.com>
31841 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
31842 Discard unstructured if-then-else regions.
31844 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31845 Sebastian Pop <s.pop@samsung.com>
31847 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
31848 (cleanup_loop_iter_dom): Remove.
31849 (build_loop_iteration_domains): Remove.
31850 (build_scop_context): Remove.
31851 (build_scop_iteration_domain): Remove.
31852 (add_loop_constraints): New.
31853 (build_iteration_domains): New.
31854 (build_poly_scop): Call build_iteration_domains.
31856 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31857 Sebastian Pop <s.pop@samsung.com>
31859 * graphite-scop-detection.c
31860 (scop_detection::harmful_loop_in_region): Free dom and loops.
31861 (scop_detection::loop_body_is_valid_scop): Free bbs.
31863 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31864 Sebastian Pop <s.pop@samsung.com>
31866 * graphite-scop-detection.c (record_loop_in_sese): New.
31867 (gather_bbs::before_dom_children): Call record_loop_in_sese.
31868 (build_scops): Remove call to build_sese_loop_nests.
31869 * sese.c (sese_record_loop): Remove.
31870 (build_sese_loop_nests): Remove.
31871 (new_sese_info): Remove region->loops.
31872 (free_sese_info): Same.
31873 * sese.h (sese_contains_loop): Same.
31874 (build_sese_loop_nests): Remove.
31875 (sese_contains_loop): Remove.
31877 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31878 Sebastian Pop <s.pop@samsung.com>
31880 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
31881 loop_is_valid_in_scop.
31882 (scop_detection::harmful_stmt_in_region): Renamed
31883 harmful_loop_in_region.
31884 Call loop_is_valid_in_scop.
31886 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31887 Sebastian Pop <s.pop@samsung.com>
31889 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
31892 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31893 Sebastian Pop <s.pop@samsung.com>
31895 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
31896 * graphite.h (struct poly_bb): Remove field is_reduction.
31897 (PBB_IS_REDUCTION): Remove.
31899 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31900 Sebastian Pop <s.pop@samsung.com>
31902 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
31903 (add_pdr_constraints): Same.
31904 (scop_get_reads): Same.
31905 (scop_get_must_writes): Same.
31906 (scop_get_may_writes): Same.
31907 (scop_get_original_schedule): Same.
31908 (extend_schedule): Same.
31909 (apply_schedule_on_deps): Same.
31910 (carries_deps): Same.
31911 (compute_deps): Same.
31912 (scop_get_dependences): Same.
31913 * graphite-isl-ast-to-gimple.c
31914 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
31915 * graphite-optimize-isl.c (get_schedule_for_band): Same.
31916 (get_schedule_for_band_list): Same.
31917 (get_schedule_map): Same.
31918 (apply_schedule_map_to_scop): Same.
31919 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
31920 (build_loop_iteration_domains): Same.
31921 (add_condition_to_pbb): Same.
31922 (add_param_constraints): Same.
31923 (pdr_add_memory_accesses): Same.
31924 (pdr_add_data_dimensions): Same.
31926 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
31928 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
31931 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
31933 * common.opt (feliminate-dwarf2-dups): Replace references to
31934 "DWARF 2" with just "DWARF".
31935 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
31936 * doc/extend.texi: Likewise.
31937 * doc/cpp.texi: Likewise.
31938 * doc/invoke.texi: Likewise.
31939 (Option Summary): Add -gdwarf to list of Debugging Options.
31940 (Debugging Options): Document -gdwarf.
31941 * doc/contrib.texi: Spell "DWARF" like that.
31943 2016-01-21 Jakub Jelinek <jakub@redhat.com>
31945 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
31946 warning. Fix up formatting.
31948 PR middle-end/67653
31949 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
31950 attempt to mark memory input operand addressable and
31951 call prepare_gimple_addressable in that case. Don't adjust
31952 input_location for diagnostics, use error_at instead.
31954 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
31956 * config/rs6000/ppc-auxv.h: New file.
31957 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
31958 (cpu_is): Likewise.
31959 (cpu_supports): Likewise.
31960 * config/rs6000/rs6000.c: include "ppc-auxv.h".
31961 (cpu_is_info): New variable.
31962 (cpu_supports_info): Likewise.
31963 (tcb_verification_symbol): Likewise.
31964 (cpu_builtin_p): Likewise.
31965 (cpu_expand_builtin): New function.
31966 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
31967 (rs6000_init_builtins): Likewise.
31968 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
31969 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
31970 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
31971 * configure: Regenerate.
31972 * config.in: Likewise.
31973 * doc/extend.texi (PowerPC Built-in Functions): Document
31974 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
31976 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
31979 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
31981 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
31984 2016-01-20 Richard Henderson <rth@redhat.com>
31990 * tree.c (tm_define_builtin): New.
31991 (find_tm_vector_type): New.
31992 (build_tm_vector_builtins): New.
31993 (build_common_builtin_nodes): Call it.
31995 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
31997 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
31998 (arm_fp_ok): Likewise.
31999 (arm_fp): Likewise.
32000 (arm_crypto): Likewise.
32002 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
32003 Richard Biener <rguenther@suse.de>
32005 PR tree-optimization/69328
32006 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
32007 vectors have same number of elements.
32008 (vectorizable_condition): Fix masked version recognition.
32010 2016-01-20 Richard Biener <rguenther@suse.de>
32012 PR tree-optimization/69345
32013 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
32014 (VN_INFO_PTR_INFO): Likewise.
32015 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
32016 info when it is equal between non-dominating SSA names.
32017 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
32018 Make sure to look at original SSA infos.
32020 2016-01-20 Jeff Law <law@redhat.com>
32023 * config/m68k/predicates.md (pow2_m1_operand): New predicate
32025 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
32026 (pc_or_label_operand): New predicate.
32027 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
32028 tests for small integers that are 2^n - 1.
32030 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
32032 * doc/invoke.texi (Options Summary): Add '.' after @xref.
32034 2016-01-19 Jeff Law <law@redhat.com>
32036 PR middle-end/69347
32037 * tree-ssa-threadbackwards.c
32038 (fsm_find_control_statement_thread_paths): Do not try to lookup
32039 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
32041 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
32043 * doc/lto.texi: Remove text that says only Gold has linker plugin
32046 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
32048 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
32049 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
32050 the DIE accordingly.
32051 (modified_type_die): Add REVERSE parameter and pass it recursively,
32052 as well as to base_type_die. Adjust presence check accordingly.
32053 (base_type_for_mode): Adjust call to modified_type_die.
32054 (add_type_attribute): Add REVERSE parameter and pass it to
32056 (generic_parameter_die): Adjust call to add_type_attribute.
32057 (add_scalar_info): Likewise.
32058 (add_subscript_info): Likewise.
32059 (gen_array_type_die): Likewise.
32060 (gen_descr_array_type_die): Likewise.
32061 (gen_entry_point_die): Likewise.
32062 (gen_enumeration_type_die): Likewise.
32063 (gen_formal_parameter_die): Likewise.
32064 (gen_subprogram_die): Likewise.
32065 (gen_variable_die ): Likewise.
32066 (gen_const_die): Likewise.
32067 (gen_field_die): Likewise.
32068 (gen_pointer_type_die): Likewise.
32069 (gen_reference_type_die): Likewise.
32070 (gen_ptr_to_mbr_type_die): Likewise.
32071 (gen_inheritance_die): Likewise.
32072 (gen_subroutine_type_die): Likewise.
32073 (gen_typedef_die): Likewise.
32074 (force_type_die): Adjust call to modified_type_die.
32076 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
32078 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
32079 flow throughout the file. Fix broken link to Objective-C 2.0
32081 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
32084 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32086 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
32088 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32091 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
32092 (maybe_record_node): Record cxa_pure_virtual as the only possible
32093 target if there are not ohter candidates.
32094 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
32096 2016-01-19 Richard Biener <rguenther@suse.de>
32098 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
32099 (get_memory_order): Likewise.
32101 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
32103 * tree-vect-stmts.c (vectorizable_store): Check
32106 2016-01-19 David Malcolm <dmalcolm@redhat.com>
32109 * gcc.c (driver::decode_argv): Add call to
32110 init_opts_obstack before init_options_struct.
32111 * opts.c (init_opts_obstack): Remove idempotency.
32112 (init_options_struct): Replace call to init_opts_obstack
32113 with a gcc_assert to verify that it has already been called.
32114 * toplev.c (toplev::main): Add call to init_opts_obstack before
32115 calls to init_options_struct.
32116 (toplev::finalize): Move cleanup of opts_obstack next to
32117 cleanup of save_decoded_options, clearing the latter, and
32118 save_decoded_options_count.
32120 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32123 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
32124 attribute to unconditional. Remove %? from output template.
32126 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32127 Jiong Wang <jiong.wang@arm.com>
32129 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
32130 generated from different expand order.
32132 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32134 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
32135 Add support for CCMP costing.
32137 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32139 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
32140 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
32141 (fccmpe<mode>): Likewise.
32142 (fcmp): Rename to fcmp and globalize pattern.
32144 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
32145 (aarch64_gen_ccmp_next): Add FP support.
32147 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32149 * target.def (gen_ccmp_first): Update documentation.
32150 (gen_ccmp_next): Likewise.
32151 * doc/tm.texi (gen_ccmp_first): Update documentation.
32152 (gen_ccmp_next): Likewise.
32153 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
32154 expand_ccmp_expr_1. Improve comments.
32155 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
32156 (ccmp_ior<mode>): Remove pattern.
32157 (cmp<mode>): Remove expand.
32158 (cmp): Globalize pattern.
32159 (cstorecc4): Use cc_register.
32160 (mov<mode>cc): Remove ccmp_cc_register check.
32161 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
32162 Simplify after removal of CC_DNE/* modes.
32163 (aarch64_ccmp_mode_to_code): Remove.
32164 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
32165 In 'k' case use integer as condition.
32166 (aarch64_nzcv_codes): Remove inverted cases.
32167 (aarch64_code_to_ccmode): Remove.
32168 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
32169 comparison with CC register to be used in folowing CCMP/branch/CSEL.
32170 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
32171 pattern. Return the comparison with CC register. Invert conditions
32172 when bitcode is OR.
32173 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
32174 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
32176 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32178 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
32179 instrumented_version.
32181 2016-01-19 Richard Biener <rguenther@suse.de>
32183 PR tree-optimization/69336
32184 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
32185 handled components with get_ref_base_and_extent.
32186 (equal_mem_array_ref_p): Adjust.
32188 2016-01-19 Jakub Jelinek <jakub@redhat.com>
32191 * shrink-wrap.c: Include valtrack.h.
32192 (move_insn_for_shrink_wrap): Add DEBUG argument. If
32193 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
32194 in between insn and where it will be moved to. Call
32195 dead_debug_insert_temp.
32196 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
32197 first and dead_debug_local_finish at the end.
32198 For uses and defs bitmap, handle all regs in between REGNO and
32199 END_REGNO, not just the first one.
32201 2016-01-19 Richard Biener <rguenther@suse.de>
32203 PR tree-optimization/69352
32204 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
32205 (equal_mem_array_ref_p): Constrain size and max size properly.
32206 Compare the reverse flag.
32208 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
32210 * ira.c (ira): Update regstat data if we deleted insns.
32212 2016-01-19 Jakub Jelinek <jakub@redhat.com>
32214 PR rtl-optimization/68955
32215 PR rtl-optimization/64557
32216 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
32217 here. Fix up formatting.
32218 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
32220 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32223 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
32224 assume that the node has body.
32225 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
32228 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32230 * lto-streamer-out.c (lto_output): Do not stream instrumentation
32233 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32235 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
32236 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
32238 2016-01-19 Martin Jambor <mjambor@suse.cz>
32239 Martin Liska <mliska@suse.cz>
32240 Michael Matz <matz@suse.de>
32242 * Makefile.in (OBJS): Add new source files.
32243 (GTFILES): Add hsa.c.
32244 * common.opt (disable_hsa): New variable.
32245 (-Whsa): New warning.
32246 * config.in (ENABLE_HSA): New.
32247 * configure.ac: Treat hsa differently from other accelerators.
32248 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
32249 $enable_offloading.
32250 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
32251 * doc/install.texi (Configuration): Document --with-hsa-runtime,
32252 --with-hsa-runtime-include, --with-hsa-runtime-lib and
32253 --with-hsa-kmt-lib.
32254 * doc/invoke.texi (-Whsa): Document.
32255 (hsa-gen-debug-stores): Likewise.
32256 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
32257 to invoke offload compiler for hsa acclerator.
32258 * opts.c (common_handle_option): Determine whether HSA offloading
32259 should be performed.
32260 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
32261 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
32262 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
32263 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
32264 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
32265 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
32266 GF_OMP_FOR_KIND_GRID_LOOP.
32267 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
32268 (pp_gimple_stmt_1): Likewise.
32269 * gimple-walk.c (walk_gimple_stmt): Likewise.
32270 * gimple.c (gimple_build_omp_grid_body): New function.
32271 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
32272 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
32273 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
32274 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
32275 GF_OMP_TEAMS_GRID_PHONY.
32276 (gimple_statement_omp_single_layout): Updated comments.
32277 (gimple_build_omp_grid_body): New function.
32278 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
32279 (gimple_omp_for_grid_phony): New function.
32280 (gimple_omp_for_set_grid_phony): Likewise.
32281 (gimple_omp_parallel_grid_phony): Likewise.
32282 (gimple_omp_parallel_set_grid_phony): Likewise.
32283 (gimple_omp_teams_grid_phony): Likewise.
32284 (gimple_omp_teams_set_grid_phony): Likewise.
32285 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
32286 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
32287 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
32288 (BUILT_IN_GOMP_TARGET): Updated type.
32289 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
32290 (adjust_for_condition): New function.
32291 (get_omp_for_step_from_incr): Likewise.
32292 (extract_omp_for_data): Moved parts to adjust_for_condition and
32293 get_omp_for_step_from_incr.
32294 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
32295 (fixup_child_record_type): Bail out if receiver_decl is NULL.
32296 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
32297 (scan_omp_parallel): Do not create child functions for phony
32299 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
32300 (scan_omp_1_op): Checking assert we are not remapping to
32301 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
32302 (parallel_needs_hsa_kernel_p): New function.
32303 (expand_parallel_call): Register apprpriate parallel child
32304 functions as HSA kernels.
32305 (grid_launch_attributes_trees): New type.
32306 (grid_attr_trees): New variable.
32307 (grid_create_kernel_launch_attr_types): New function.
32308 (grid_insert_store_range_dim): Likewise.
32309 (grid_get_kernel_launch_attributes): Likewise.
32310 (get_target_argument_identifier_1): Likewise.
32311 (get_target_argument_identifier): Likewise.
32312 (get_target_argument_value): Likewise.
32313 (push_target_argument_according_to_value): Likewise.
32314 (get_target_arguments): Likewise.
32315 (expand_omp_target): Call get_target_arguments instead of looking
32316 up for teams and thread limit.
32317 (grid_expand_omp_for_loop): New function.
32318 (grid_arg_decl_map): New type.
32319 (grid_remap_kernel_arg_accesses): New function.
32320 (grid_expand_target_kernel_body): New function.
32321 (expand_omp): Call it.
32322 (lower_omp_for): Do not emit phony constructs.
32323 (lower_omp_taskreg): Do not emit phony constructs but create for them
32324 a temporary variable receiver_decl.
32325 (lower_omp_taskreg): Do not emit phony constructs.
32326 (lower_omp_teams): Likewise.
32327 (lower_omp_grid_body): New function.
32328 (lower_omp_1): Call it.
32329 (grid_reg_assignment_to_local_var_p): New function.
32330 (grid_seq_only_contains_local_assignments): Likewise.
32331 (grid_find_single_omp_among_assignments_1): Likewise.
32332 (grid_find_single_omp_among_assignments): Likewise.
32333 (grid_find_ungridifiable_statement): Likewise.
32334 (grid_target_follows_gridifiable_pattern): Likewise.
32335 (grid_remap_prebody_decls): Likewise.
32336 (grid_copy_leading_local_assignments): Likewise.
32337 (grid_process_kernel_body_copy): Likewise.
32338 (grid_attempt_target_gridification): Likewise.
32339 (grid_gridify_all_targets_stmt): Likewise.
32340 (grid_gridify_all_targets): Likewise.
32341 (execute_lower_omp): Call grid_gridify_all_targets.
32342 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
32343 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
32344 (tree_omp_clause): Added union field dimension.
32345 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
32346 * tree.c (omp_clause_num_ops): Added number of arguments of
32347 OMP_CLAUSE__GRIDDIM_.
32348 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
32349 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
32350 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
32351 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
32352 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
32353 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
32354 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
32355 * tree-pass.h (make_pass_gen_hsail): Declare.
32356 (make_pass_ipa_hsa): Likewise.
32357 * ipa-hsa.c: New file.
32358 * lto-section-in.c (lto_section_name): Add hsa section name.
32359 * lto-streamer.h (lto_section_type): Add hsa section.
32360 * timevar.def (TV_IPA_HSA): New.
32361 * hsa-brig-format.h: New file.
32362 * hsa-brig.c: New file.
32363 * hsa-dump.c: Likewise.
32364 * hsa-gen.c: Likewise.
32367 * toplev.c (compile_file): Call hsa_output_brig.
32368 * hsa-regalloc.c: New file.
32370 2016-01-18 Jeff Law <law@redhat.com>
32372 PR tree-optimization/69320
32373 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
32374 ranged object, do nothing if the RHS constant is not [0..1].
32375 (optimize_stmt): Comparing a boolean ranged object against a
32376 constant outside [0..1] results in a compile-time constant.
32378 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
32381 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
32383 * doc/invoke.texi (Invoking GCC): Add new section to menu.
32384 (Option Summary): Update to reflect new section and moved options.
32385 (C++ Dialect Options): Move -fstats to new section.
32386 (Debugging Options): Move all dump, statistics, and other GCC
32387 developer options to new section. Rewrite section introduction
32388 and re-order remaining options to put the more basic ones first.
32389 (Optimization Options): Move -fira-verbose and -flto-report* to
32391 (Developer Options): New section incorporating moved options.
32392 * doc/cppopts.texi (-dM): Update cross-reference.
32394 2016-01-18 Richard Henderson <rth@redhat.com>
32397 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
32398 operands to pseudo only if CSE is expected. Split long immediate
32399 operands only after reload, and for the stack pointer.
32400 (*add<GPI>3_pluslong): Remove.
32401 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
32402 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
32403 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
32404 (*add<GPI>3 peepholes): New.
32405 (*add<GPI>3 splitters): New.
32406 * config/aarch64/constraints.md (Upl): New.
32407 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
32409 2016-01-18 Richard Biener <rguenther@suse.de>
32411 PR tree-optimization/69297
32412 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
32414 (vect_bb_vectorization_profitable_p): Clear visited flag again.
32416 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
32418 PR middle-end/68542
32419 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
32420 of mixind vector and scalar types.
32421 (fold_relational_const): Add handling of vector
32422 comparison with boolean result.
32423 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
32424 comparison of vector operands with boolean result for EQ/NE only.
32425 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
32426 (verify_gimple_cond): Likewise.
32427 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
32430 2016-01-18 Joseph Myers <joseph@codesourcery.com>
32432 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
32435 2016-01-18 Richard Biener <rguenther@suse.de>
32437 PR middle-end/69308
32438 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
32440 2016-01-18 Tom de Vries <tom@codesourcery.com>
32442 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
32444 2016-01-18 Tom de Vries <tom@codesourcery.com>
32446 * omp-low.c (set_oacc_fn_attrib): Make extern.
32447 * omp-low.h (set_oacc_fn_attrib): Declare.
32448 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
32449 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
32450 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
32451 Add and handle function parameter oacc_kernels_p.
32452 (find_reduc_addr, get_omp_data_i_param): New function.
32453 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
32454 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
32455 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
32456 Calculate dominance info. Skip loops that are not in a kernels region
32457 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
32458 (pass_parallelize_loops::execute): Call parallelize_loops with
32459 oacc_kernels_p argument.
32460 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
32461 New member function.
32462 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
32463 * passes.def: Add argument to pass_parallelize_loops instantation.
32465 2016-01-18 Tom de Vries <tom@codesourcery.com>
32467 * tree-parloops.c (pass_parallelize_loops::execute): Allow
32468 pass_parallelize_loops to be run outside the loop pipeline.
32470 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
32472 * tree-scalar-evolution.c (follow_copies_to_constant): New.
32473 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
32475 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
32478 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
32479 using get_ref_base_and_extent.
32480 (equal_mem_array_ref_p): New.
32481 (hashable_expr_equal_p): Add call to previous.
32483 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
32486 * tree-sra.c (disqualified_constants, constant_decl_p): New.
32487 (sra_initialize): Allocate disqualified_constants.
32488 (sra_deinitialize): Free disqualified_constants.
32489 (disqualify_candidate): Update disqualified_constants when appropriate.
32490 (create_access): Scan for constant-pool entries as we go along.
32491 (scalarizable_type_p): Add check against type_contains_placeholder_p.
32492 (maybe_add_sra_candidate): Allow constant-pool entries.
32493 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
32494 (initialize_constant_pool_replacements): New.
32495 (sra_modify_assign): Avoid mangling assignments created by previous,
32496 and don't generate writes into constant pool.
32497 (sra_modify_function_body): Call initialize_constant_pool_replacements.
32499 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
32501 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
32502 andnot instruction.
32503 (scalar_chain::convert_op): Likewise.
32504 * config/i386/i386.md (*andndi3_doubleword): New.
32506 2016-01-18 Richard Biener <rguenther@suse.de>
32508 PR tree-optimization/69170
32509 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
32510 building a vector from scalar results of a pattern stmt.
32512 2016-01-18 Jakub Jelinek <jakub@redhat.com>
32514 * haifa-sched.c (autopref_multipass_init): Work around
32515 -Wmaybe-uninitialized warning.
32517 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
32519 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
32520 against the constant 0.
32522 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32524 PR tree-optimization/68799
32525 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
32526 look up phi candidates in the statement-candidate map.
32527 (phi_add_costs): Likewise.
32528 (record_phi_increments): Likewise.
32529 (phi_incr_cost): Likewise.
32530 (ncd_with_phi): Likewise.
32531 (all_phi_incrs_profitable): Likewise.
32533 2016-01-17 Jakub Jelinek <jakub@redhat.com>
32535 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
32536 -Wmaybe-uninitialized warning.
32538 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
32540 * doc/invoke.texi (Invoking GCC): Add new section to menu.
32541 (Option Summary): Update to reflect new section and moved options.
32542 (C++ Dialect Options): Move -fvtable-verify and related options.
32543 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
32544 and profiling-related options.
32545 (Optimization Options): Move profile generation options and
32546 -fstack-protector and related options.
32547 (Instrumentation Options): New section incorporating moved options.
32548 (Code Generation Options): Move -finstrument-functions and
32549 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
32551 2016-01-16 Tom de Vries <tom@codesourcery.com>
32553 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
32555 2016-01-16 Tom de Vries <tom@codesourcery.com>
32557 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
32559 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
32561 * hash-table.h (hash_table::empty): Turn into an inline wrapper
32562 that checks whether the table is already empty. Rename the
32563 original implementation to...
32564 (hash_table::empty_slot): ...this new private function.
32566 2016-01-15 David Malcolm <dmalcolm@redhat.com>
32568 PR diagnostic/68899
32569 * diagnostic-show-locus.c (layout::print_source_line): Move x
32570 offset of line until after call to
32571 get_line_width_without_trailing_whitespace.
32573 2016-01-15 Jeff Law <law@redhat.com>
32575 PR tree-optimization/69270
32576 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
32577 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
32578 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
32579 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
32580 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
32581 ssa_name_has_boolean_range and constant_boolean_node.
32583 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
32585 PR rtl-optimization/69030
32586 * lra-spills.c (remove_pseudos): Check nrefs and make the function
32588 (spill_pseudos): Delete debug insn for dead pseudo.
32589 (lra_spill): Initiate spill_hard_reg and slots memory separately.
32591 2016-01-15 Jiong Wang <jiong.wang@arm.com>
32593 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
32595 (TYPES_UNOPUS): Likewise.
32596 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
32597 builtin type, from UNOP to UNOPUS.
32598 (lbtruncuv4sf): Likewise.
32599 (lbtruncuv2df): Likewise.
32600 (lrounduv2sf): Likewise.
32601 (lrounduv4sf): Likewise.
32602 (lrounduv2df): Likewise.
32603 (lroundusf): Likewise.
32604 (lroundusf): Likewise.
32605 (lceiluv2sf): Likewise.
32606 (lceiluv4sf): Likewise.
32607 (lceiluv2df): Likewise.
32608 (lceilusf): Likewise.
32609 (lceiludf): Likewise.
32610 (lflooruv2sf): Likewise.
32611 (lflooruv4sf): Likewise.
32612 (lflooruv2df): Likewise.
32613 (lfloorusf): Likewise.
32614 (lfloorudf): Likewise.
32615 (lfrintnuv2sf): Likewise.
32616 (lfrintnuv4sf): Likewise.
32617 (lfrintnuv2df): Likewise.
32618 (lfrintnusf): Likewise.
32619 (lfrintnudf): Likewise.
32620 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
32622 (vcvtq_u32_f32): Likewise.
32623 (vcvtq_u64_f64): Likewise.
32624 (vcvta_u32_f32): Likewise.
32625 (vcvtaq_u32_f32): Likewise.
32626 (vcvtaq_u64_f64): Likewise.
32627 (vcvtm_u32_f32): Likewise.
32628 (vcvtmq_u32_f32): Likewise.
32629 (vcvtmq_u64_f64): Likewise.
32630 (vcvtn_u32_f32): Likwise.
32631 (vcvtnq_u32_f32): Likewise.
32632 (vcvtnq_u64_f64): Likewise.
32633 (vcvtp_u32_f32): Likewise.
32634 (vcvtpq_u32_f32): Likewise.
32635 (vcvtpq_u64_f64): Likewise.
32636 (vcvtmd_u64_f64): Likewise.
32637 (vcvtms_u32_f32): Likewise.
32638 (vcvtad_u64_f64): Likewise.
32639 (vcvtas_u32_f32): Likewise.
32640 (vcvtnd_u64_f64): Likewise.
32641 (vcvtns_u32_f32): Likewise.
32642 (vcvtpd_u64_f64): Likewise.
32643 (vcvtps_u32_f32): Likewise.
32645 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32647 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
32648 CSEL of zero_extended registers.
32650 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32652 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
32653 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
32655 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32657 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
32658 false when argument string is not found in the attributes table
32661 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
32664 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
32665 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
32666 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
32667 precision estimate.
32669 2016-01-15 Richard Biener <rguenther@suse.de>
32671 PR tree-optimization/66856
32672 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
32673 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
32674 (vect_create_new_slp_node): Increment stmt reference count.
32675 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
32676 an SLP tree before swapping operands.
32677 (vect_build_slp_tree): Likewise.
32678 (destroy_bb_vec_info): Free stmt info after SLP instances.
32679 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
32680 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
32681 (STMT_VINFO_NUM_SLP_USES): New macro.
32683 2016-01-15 Richard Biener <rguenther@suse.de>
32686 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
32687 (add_linkage_name): ... here.
32688 (gen_typedef_die): Use add_linkage_name_raw instead of
32689 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
32692 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
32694 * gimplify.c (oacc_default_clause): Decode reference and pointer
32695 types for both kernels and parallel regions.
32697 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
32699 PR middle-end/69246
32700 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
32702 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
32704 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
32705 (convert_scalars_to_vector): Likewise.
32707 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
32709 * doc/extend.texi (Type Traits): Fix grammar.
32711 2016-01-15 Martin Jambor <mjambor@suse.cz>
32713 * tree-inline.c (remap_decl): Use existing dclarations if
32714 remapping a type and prevent_decl_creation_for_types.
32715 (replace_locals_stmt): Do an initial remapping of non-VLA typed
32716 decls first. Do real remapping with
32717 prevent_decl_creation_for_types set.
32718 * tree-inline.h (copy_body_data): New field
32719 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
32722 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
32724 * config/s390/s390.opt (mmvcle): More verbose help text.
32726 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
32728 * config/s390/s390.opt: Add period to -mzvector option text.
32730 2016-01-15 Richard Biener <rguenther@suse.de>
32732 PR tree-optimization/68961
32733 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
32734 of invariants in stores again.
32736 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
32738 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
32740 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
32742 * config/i386/i386.c (ix86_expand_branch): Don't split
32743 DI mode xor instruction to SI mode.
32745 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
32748 * ipa-icf.c (sem_function::merge): Virtual functions may become
32749 reachable even if they address is not taken and there are no
32752 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
32754 * lto-streamer-out.c (subtract_estimated_size): New function.
32755 (get_symbol_initial_value): Use it.
32757 2016-01-15 Christian Bruel <christian.bruel@st.com>
32760 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
32761 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
32762 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
32763 use add_builtin_function_ext_scope instead of add_builtin_function.
32764 (neon_set_p, neon_crypto_set_p): Remove.
32765 (arm_init_builtins): Always call arm_init_neon_builtins and
32766 arm_init_crypto_builtins.
32767 (arm_expand_builtin): Check that builtins are allowed for the arch.
32768 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
32769 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
32770 arm_init_neon_builtins call.
32772 2016-01-15 Richard Biener <rguenther@suse.de>
32774 PR tree-optimization/69117
32775 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
32776 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
32777 of the leader conservatively.
32778 (free_scc_vn): Restore original SSA name infos.
32780 2016-01-14 Jeff Law <law@redhat.com>
32782 PR tree-optimization/69270
32783 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
32784 single bit of precision, verify it's also unsigned.
32785 (record_edge_info): Use constant_boolean_node rather than fold_convert
32786 to convert boolean_true/boolean_false to the right type.
32788 2016-01-14 Richard Henderson <rth@redhat.com>
32791 * loop-doloop.c (record_reg_sets): New.
32792 (doloop_optimize): Reject the transform if the sequence
32793 clobbers registers live at the end of the loop block.
32794 (doloop_optimize_loops): Enable df_live if needed.
32796 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
32798 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
32799 * config/rs6000/rs6000.c: Likewise.
32800 * config/rs6000/rs6000.h: Likewise.
32801 * config/rs6000/rs6000.md: Likewise.
32802 * doc/extend.texi: Likewsie.
32804 2016-01-14 Jeff Law <law@redhat.com>
32806 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
32809 2016-01-14 Richard Henderson <rth@redhat.com>
32813 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
32814 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
32815 instead of builtin_decl_declared_p to test for declaration.
32817 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
32819 * doc/loop.texi (Loop Analysis and Representation): Document
32820 loop_depth function.
32822 2016-01-14 Tom de Vries <tom@codesourcery.com>
32824 PR tree-optimization/68773
32825 * omp-low.c (expand_omp_target): Don't set force_output.
32826 * varpool.c (varpool_node::get_create): Same.
32827 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
32828 offload_funcs with force_output.
32830 2016-01-14 Jakub Jelinek <jakub@redhat.com>
32833 * lra-eliminations.c (move_plus_up): Don't change anything if either
32834 the outer or inner subreg mode is not MODE_INT.
32835 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
32836 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
32838 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
32840 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
32841 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
32842 reduc_uplus_@var{m}): Remove.
32843 * expr.c (expand_expr_real_2): Remove expansion path for
32844 reduc_[us](min|max|plus) optabs.
32845 * optabs-tree.c (scalar_reduc_to_vector): Remove.
32846 * optabs-tree.h (scalar_reduc_to_vector): Remove.
32847 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
32848 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
32849 * tree-vect-loop.c (vectorizable_reduction): Remove test for
32850 reduc_[us](min|max|plus) optabs.
32852 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
32854 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
32855 (reduc_plus_scal_v2sf): New.
32856 (reduc_smax_v2sf): Rename to...
32857 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
32858 (reduc_smin_v2sf): Rename to...
32859 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
32861 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
32863 * alias.c (compare_base_symbol_refs): New function.
32864 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
32867 2016-01-14 Jakub Jelinek <jakub@redhat.com>
32869 PR middle-end/68146
32870 PR tree-optimization/69155
32871 * tree-complex.c: Include cfganal.h.
32872 (phis_to_revisit): New variable.
32873 (extract_component): Add phiarg_p argument. Assert that returned
32874 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
32875 (update_phi_components): Partly rewrite to use loop over real/imag
32876 components instead of code duplication. If extract_component returns
32877 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
32878 create_tmp_reg into the PHI node instead, and mention the phi triplet
32879 in phis_to_revisit.
32880 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
32881 in phis_to_revisit at the end.
32883 2016-01-14 Richard Biener <rguenther@suse.de>
32885 PR tree-optimization/68060
32886 * tree-vect-loop.c (vect_is_simple_reduction): Check the
32887 outer loop reduction is only used in the inner loop before
32888 detecting a double reduction.
32890 2016-01-14 Jakub Jelinek <jakub@redhat.com>
32893 * combine.c (expand_field_assignment): Punt if compute_mode is
32894 unsupported scalar mode.
32896 2016-01-14 Richard Biener <rguenther@suse.de>
32898 PR tree-optimization/66856
32899 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
32900 SLP node only if it built successfully.
32901 (vect_analyze_slp_instance): Adjust.
32903 2016-01-14 Jeff Law <law@redhat.com>
32905 PR tree-optimization/69270
32906 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
32907 (record_edge_info): Use it. Convert boolean_{true,false}_node
32908 to the type of op0.
32910 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
32913 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
32914 use block_ultimate_origin
32915 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
32917 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
32919 * doc/invoke.texi (Submodel Options): Rename section to
32920 "Machine-Dependent Options" to better reflect its content.
32921 Rewrite introductory text to remove archaic CPU names.
32924 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
32926 * doc/invoke.texi (Code Gen Options): Move section up in file,
32927 before target-specific options. Update menu and option summary
32928 to reflect the new section ordering.
32930 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
32932 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
32933 (C++ Dialect Options): Add cross-reference to -std option.
32934 * doc/standards.texi (C++ Language): Document C++14 support.
32936 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
32938 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
32939 for pack/unpack functions for __ibm128.
32940 (PACK_IF): Likewise.
32941 (UNPACK_IF): Likewise.
32943 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
32944 support for __ibm128 pack/unpack functions.
32945 (rs6000_invalid_builtin): Likewise.
32946 (rs6000_init_builtins): Likewise.
32947 (rs6000_opt_masks): Likewise.
32949 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
32950 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
32952 (RS6000_BTM_COMMON): Likewise.
32954 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
32955 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
32956 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
32957 128-bit floating point. Add support for the double values to be
32958 in Altivec registers for TF/IF packing and unpacking, but restrict
32959 TD packing sub-fields to be FPR registers. Don't allow overlapped
32960 register support for packing. Allow pack inputs to be memory
32961 locations. Don't build generator functions for unpack<mode>_dm
32962 and unpack<mode>_nodm.
32963 (unpack<mode>_dm): Likewise.
32964 (unpack<mode>_nodm): Likewise.
32965 (pack<mode>): Likewise.
32967 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
32968 built-in functions to pack/unpack explicit __ibm128 values.
32969 (__builtin_unpack_ibm128): Likewise.
32971 * doc/extend.texi (PowerPC Built-in Functions): Document
32972 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
32974 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
32977 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
32978 Add new arg loc and pass it down as context.
32979 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
32980 to the location to use for the warning.
32981 (check_function_arguments): New arg loc. All callers changed. Pass
32982 it to check_function_nonnull.
32983 * c-common.h (check_function_arguments): Adjust declaration.
32985 2016-01-13 Jakub Jelinek <jakub@redhat.com>
32987 PR tree-optimization/69156
32988 * gimple.c (validate_type): Removed.
32989 (gimple_builtin_call_types_compatible_p): Use
32990 useless_type_conversion_p instead of validate_type.
32991 * value-prof.c (gimple_stringop_fixed_value): Fold
32992 icall_size to correct type.
32994 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
32996 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
32999 2016-01-13 Richard Henderson <rth@redhat.com>
33002 * target.def (builtin_tm_load, builtin_tm_store): Remove.
33003 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
33004 (ix86_builtin_tm_store): Remove.
33005 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
33006 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
33007 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
33008 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
33009 * doc/tm.texi: Rebuild.
33011 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
33012 (BUILT_IN_TM_MEMCPY_RTWN): New.
33013 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
33014 fallback from vector to integer helpers.
33015 (build_tm_load): Handle vector types directly, instead of
33017 (build_tm_store): Likewise.
33018 (expand_assign_tm): Prepare for register types not handled by
33019 the above. Copy them to memory and use memcpy.
33020 * tree.c (tm_define_builtin): New.
33021 (find_tm_vector_type): New.
33022 (build_tm_vector_builtins): New.
33023 (build_common_builtin_nodes): Call it.
33025 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
33027 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
33028 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
33030 2016-01-13 Tom de Vries <tom@codesourcery.com>
33032 PR tree-optimization/69169
33033 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
33034 handled_struct_type param.
33035 (create_variable_info_for, intra_create_variable_infos): Call
33036 create_variable_info_for_1 with extra arg.
33038 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
33040 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
33041 and "armv8.1-a+crc" entries.
33043 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
33046 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
33047 Change first operand predicate from register_or_constm1_operand
33048 to register_operand.
33049 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
33050 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
33051 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
33052 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
33053 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
33054 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
33055 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
33056 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
33057 comparison with constm1_rtx from vec_prefetch_gen part.
33059 2016-01-13 Richard Biener <rguenther@suse.de>
33061 PR tree-optimization/69013
33062 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
33063 Exchange assert for a test.
33065 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
33068 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
33070 2016-01-13 Richard Biener <rguenther@suse.de>
33072 PR tree-optimization/69242
33073 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
33074 assert with a check.
33076 2016-01-13 Richard Biener <rguenther@suse.de>
33078 PR tree-optimization/69186
33079 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
33080 Properly guard vect_update_misalignment_for_peel call.
33082 2016-01-12 Jeff Law <law@redhat.com>
33084 PR tree-optimization/pr67755
33085 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
33086 "need_profile_correction".
33087 (thread_block_1): Initialize new field to false by default. If we
33088 have multiple thread paths through a common joiner to different
33089 final targets, then set new field to true.
33090 (compute_path_counts): Only do count adjustment when it's really
33093 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
33095 * doc/invoke.texi (Spec Files): Move section down in file, past
33096 all command-line option descriptions.
33098 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
33100 PR middle-end/54809
33101 * doc/gty.texi: Remove documentation of mark_hook.
33102 * gengtype.c (struct write_types_data): Remove code to support
33103 mark_hook attribute.
33104 (walk_type): Likewise.
33105 (write_func_for_structure): Likewise.
33107 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
33109 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
33110 Directory Options, and -specs= to Overall Options.
33111 (Overall Options): Adjust similarly. Reorder to group related
33112 options together. Make -specs= cross-reference the spec file details.
33113 (Directory Options): Adjust similarly.
33115 2016-01-12 Jeff Law <law@redhat.com>
33117 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
33119 2016-01-12 Olivier Hainque <hainque@adacore.com>
33121 * gcc.c (spec_undefvar_allowed): New global.
33122 (process_command): Set to true when running for --version or --help,
33124 (getenv_spec_function): When the variable is not defined, use the
33125 variable name as the variable value if we're allowed not to issue
33128 2016-01-12 Bin Cheng <bin.cheng@arm.com>
33130 PR tree-optimization/68911
33131 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
33132 information computed for expression "init + nit * step".
33134 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
33136 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
33137 about name of GCC executable. Remove deleted node from menu.
33138 (Directory Options) <-B>: Remove cross-reference to deleted node.
33139 (Target Options): Delete section.
33141 2016-01-12 Christian Bruel <christian.bruel@st.com>
33144 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
33145 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
33147 2016-01-12 Jakub Jelinek <jakub@redhat.com>
33150 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
33151 aligned_mem is properly set for AVX512-VL floating point masked
33155 * ifcvt.c (cond_exec_process_if_block): When removing the last
33156 insn from then_bb, remove also any possible barriers that follow it.
33158 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
33162 * config/i386/iamcu.h (SIZE_TYPE): New macro.
33163 (PTRDIFF_TYPE): Likewise.
33164 (WCHAR_TYPE): Likewise.
33165 (WCHAR_TYPE_SIZE): Likewise.
33166 (STDINT_LONG32): Likewise.
33168 2016-01-12 Richard Biener <rguenther@suse.de>
33170 PR tree-optimization/69053
33171 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
33172 convert initial value for cond reductions.
33174 2016-01-12 Richard Biener <rguenther@suse.de>
33176 PR tree-optimization/69007
33177 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
33178 widen_sum after dot_prod and sad.
33180 2016-01-12 Richard Biener <rguenther@suse.de>
33182 PR tree-optimization/69168
33183 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
33184 pattern stmt SLP type.
33185 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
33186 end up unused so cope with that case.
33188 2016-01-12 Richard Biener <rguenther@suse.de>
33190 PR tree-optimization/69157
33191 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
33192 stmts def type only during analyze phase.
33193 (vectorizable_call): Likewise.
33194 (vectorizable_simd_clone_call): Likewise.
33195 (vectorizable_conversion): Likewise.
33196 (vectorizable_assignment): Likewise.
33197 (vectorizable_shift): Likewise.
33198 (vectorizable_operation): Likewise.
33199 (vectorizable_store): Likewise.
33200 (vectorizable_load): Likewise.
33202 2016-01-12 Richard Biener <rguenther@suse.de>
33204 PR tree-optimization/69174
33205 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
33207 (vectorizable_load): Properly compute the number of loads needed
33208 for permuted strided SLP loads and do not spuriously assign
33209 to SLP_TREE_VEC_STMTS.
33211 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
33213 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
33214 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
33215 (MD_EXEC_PREFIX): Remove.
33216 (MD_STARTFILE_PREFIX) Removee.
33217 (FILE_NAME_ABSOLUTE_P): Remove.
33218 (CPP_SPEC): Do not read macros from sys/version.h.
33219 (LINK_COMMAND_SPEC): Remove.
33220 (LOCAL_INCLUDE_DIR): Remove.
33221 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
33222 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
33223 (POST_LINK_SPEC): Define to invoke stubify after linker
33224 (LIBSTDCXX): Remove define
33225 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
33226 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
33227 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
33228 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
33229 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
33230 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
33231 (i386_djgpp_asm_named_section): Add propotype of new procedure
33233 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
33234 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
33235 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
33236 in config/i386/djgpp.h).
33237 (STANDARD_STARTFILE_PREFIX_2): Define identical to
33238 STANDARD_STARTFILE_PREFIX_1.
33239 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
33240 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
33241 installation errors.
33242 (MAX_OFILE_ALIGNMENT): Define to 128.
33243 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
33245 * config/i386/djgpp.c: New file. Add implementation of
33246 i386_djgpp_asm_named_section.
33248 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
33250 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
33251 Add rule for building djgpp.o.
33253 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33255 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
33256 (rtx_is_swappable_p): Reductions are swappable.
33257 (insn_is_swappable_p): V2DF reductions are swappable.
33259 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
33261 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
33262 reloads for other unsupported memory operands.
33264 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
33265 Jim Wilson <jim.wilson@linaro.org>
33268 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
33269 copy_to_mode_reg instead of force_reg.
33271 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
33274 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
33275 TARGET_80387 is true.
33277 2016-01-11 Jakub Jelinek <jakub@redhat.com>
33280 * lra-eliminations.c (move_plus_up): Only move plus up
33281 if subreg of the constant can be simplified into constant
33282 and use the simplified subreg of the constant instead of
33283 the original constant.
33285 * fold-const.c (fold_convertible_p): Don't return true
33286 for conversion of VECTOR_TYPE to same sized integral type.
33287 (fold_convert_loc): Fix up formatting. Fold conversion of
33288 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
33289 instead of NOP_EXPR.
33291 PR tree-optimization/69214
33292 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
33293 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
33296 PR tree-optimization/69207
33297 * tree-vect-slp.c (vect_get_constant_vectors): For
33298 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
33299 fold_convertible_p to vector_type's element type, and always
33300 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
33302 2016-01-11 Richard Biener <rguenther@suse.de>
33304 PR tree-optimization/69173
33305 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
33306 fixup the cycle if all stmts are in a pattern.
33308 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
33310 PR middle-end/68999
33311 * alias.c (base_alias_check): Move check for addresses with
33312 alignment ANDs before the call for compare_base_decls.
33313 (memrefs_conflict_p): Return -1 for different decls
33314 that went through alignment adjustments.
33316 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33318 PR rtl-optimization/68796
33319 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
33320 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
33321 and QImode comparisons against zero with CC_NZmode.
33322 * config/aarch64/iterators.md (short_mask): New mode_attr.
33324 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
33326 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
33327 (<avx512>_store<mode>_mask): Likewise.
33329 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
33330 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33332 PR rtl-optimization/68841
33333 * ifcvt.c (struct noce_if_info): Add orig_x field.
33334 (bbs_ok_for_cmove_arith): Add to_rename parameter.
33335 Don't record conflicts on to_rename if it's present.
33336 Allow memory destinations in sets.
33337 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
33338 blocks, passing orig_x to the checks.
33339 (noce_process_if_block): Set if_info->orig_x appropriately.
33341 2016-01-11 Tom de Vries <tom@codesourcery.com>
33343 PR tree-optimization/69069
33344 * tree-parloops.c (create_parallel_loop): Add missing phi args.
33346 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
33348 PR rtl-optimization/68920
33349 * config/i386/i386.c (ix86_option_override_internal): Restrict number
33350 of conditional moves for RTL if-conversion to 1 for
33351 TARGET_ONE_IF_CONV_INSN.
33352 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
33353 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
33354 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
33355 parameter to restirct number of conditional moves for
33357 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
33358 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
33361 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
33364 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
33365 onepart vars. Fix typo in comment. Fix reversed condition in
33367 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
33370 * var-tracking.c (dump_onepart_variable_differences): New.
33371 (dataflow_set_different): If a detailed dump is requested,
33372 delay early returns and dump differences between onepart
33373 variables present before and after, and added variables.
33375 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
33378 * expr.c (expand_expr_real_1): For boolean vector constants
33379 with a scalar mode use const_scalar_mask_from_tree.
33380 (const_scalar_mask_from_tree): New.
33381 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
33382 assigned to a mask type to handle constants.
33384 2016-01-11 Martin Jambor <mjambor@suse.cz>
33387 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
33388 useless parameters if we cannot change function signature.
33390 2016-01-11 Martin Jambor <mjambor@suse.cz>
33393 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
33396 2016-01-11 Tom de Vries <tom@codesourcery.com>
33398 PR tree-optimization/69109
33399 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
33402 2016-01-11 Tom de Vries <tom@codesourcery.com>
33404 PR tree-optimization/69108
33405 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
33406 res is not used in a phi.
33408 2016-01-11 Yury Gribov <y.gribov@samsung.com>
33411 * common.opt (frandom-seed): Fix parameter name.
33412 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
33414 2016-01-11 Tom de Vries <tom@codesourcery.com>
33416 PR tree-optimization/69058
33417 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
33420 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
33422 * config/arc/arc.opt (mdiv-rem): Add period to the end.
33423 (mcode-density): Likewise.
33425 2016-01-10 Tom de Vries <tom@codesourcery.com>
33427 PR tree-optimization/69062
33428 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
33429 (parallelize_loops): Don't paralelize loop that has phi with address
33432 2016-01-10 Tom de Vries <tom@codesourcery.com>
33434 PR tree-optimization/69039
33435 * tree-parloops.c (try_create_reduction_list): Only allow single exit
33438 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
33440 PR middle-end/68743
33441 * match.pd: Require target has function_c99_misc before doing
33442 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
33444 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
33446 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
33448 * configure: Regenerate.
33450 2016-01-09 Jakub Jelinek <jakub@redhat.com>
33452 PR middle-end/50865
33453 PR tree-optimization/69097
33454 * fold-const.h (expr_not_equal_to): New prototype.
33455 * fold-const.c: Include stringpool.h and tree-ssanames.h.
33456 (expr_not_equal_to): New function.
33457 * match.pd (X % -Y is the same as X % Y): Don't optimize
33458 unless X is known not to be equal to minimum or Y is known
33459 not to be equal to -1.
33460 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
33461 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
33462 (simplify_stmt_using_ranges): Adjust caller.
33463 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
33464 substitute_and_fold.
33466 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
33468 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
33471 2016-01-08 Jakub Jelinek <jakub@redhat.com>
33473 PR tree-optimization/69167
33474 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
33475 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
33477 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
33479 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
33480 Richard Biener <rguenther@suse.de>
33482 PR tree-optimization/68707
33483 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
33484 instances that can be handled via vect_load_lanes.
33486 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
33488 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
33489 if we can't determine address equivalence.
33490 * alias.c (compare_base_decl): Update for changed return value of
33491 symtab_node::equal_address_to.
33493 2016-01-08 Jason Merrill <jason@redhat.com>
33497 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
33498 * expr.c (store_field): Not here.
33499 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
33500 call with TREE_ADDRESSABLE type.
33501 * tree-cfg.c (verify_gimple_call): Adjust.
33503 2016-01-08 Olivier Hainque <hainque@adacore.com>
33505 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
33508 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
33510 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
33511 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
33512 (reduc_smin_v2sf): Rename to...
33513 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
33514 (reduc_splus_v2sf): Rename to...
33515 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
33517 2016-01-08 Jakub Jelinek <jakub@redhat.com>
33519 PR tree-optimization/69162
33520 * gimplify.c (gimplify_va_arg_expr): Encode original type of
33521 valist argument in another argument.
33522 (gimplify_modify_expr): Adjust for the above change. Cleanup.
33523 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
33524 to determine the va_list type, build a MEM_REF instead of
33525 build_fold_indirect_ref.
33527 PR tree-optimization/69172
33528 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
33531 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
33533 PR tree-optimization/67781
33534 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
33535 and cmpnop in two steps: first the ones not accessed in original
33536 gimple expression in a endian independent way and then the ones not
33537 accessed in the final result in an endian-specific way.
33539 2016-01-08 Jakub Jelinek <jakub@redhat.com>
33541 PR tree-optimization/69083
33542 * tree-vect-slp.c (vect_get_constant_vectors): For
33543 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
33544 element type. If op is fold_convertible_p to vector_type's element
33545 type, use NOP_EXPR instead of VCE.
33547 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
33549 PR rtl-optimization/67778
33550 PR rtl-optimization/68634
33551 PR rtl-optimization/68909
33552 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
33553 block from the stack until done with it. Remove a superfluous
33554 bitmap set. Remove a superfluous bitmap test.
33556 2016-01-07 Martin Sebor <msebor@redhat.com>
33559 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
33560 constraint on the type of arguments.
33562 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
33564 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
33565 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
33566 unaligned_access on the gcc_options set.
33567 * config/arm/arm.c (arm_option_override_internal): Use
33568 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
33570 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
33573 * config/i386/i386.c (ix86_frame_pointer_required): Enable
33574 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
33576 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
33579 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
33582 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
33583 depending on frame_pointer_needed before remaining integer and SSE
33584 registers are saved.
33586 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
33589 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
33591 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
33594 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
33595 Use the "xBm" constraint.
33596 (float<sseintvecmodelower><mode>2<mask_name><round_name):
33598 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
33599 (sse_cvtsi2ssq<round_name>): Likewise.
33600 (sse_cvtss2si<round_name>): Likewise.
33601 (sse_cvtss2siq<round_name>): Likewise.
33602 (sse2_cvtsi2sdq<round_name>): Likewise.
33603 (sse2_cvtsd2si<round_name>): Likewise.
33604 (sse2_cvtsd2siq<round_name>): Likewise.
33605 * config/i386/subst.md (round_nimm_scalar_predicate): New
33608 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
33610 PR middle-end/67639
33611 * varasm.c (make_decl_rtl): Mark invalid register vars as
33614 PR rtl-optimization/66206
33615 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
33616 All callers changed.
33618 2016-01-07 Jakub Jelinek <jakub@redhat.com>
33620 PR tree-optimization/69141
33621 * tree-ssa-pre.c: Include langhooks.h.
33622 (eliminate_dom_walker::before_dom_children): Use
33623 lang_hooks.decl_printable_name instead of
33624 cgraph_node::get ()->name ().
33626 PR middle-end/68960
33627 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
33628 it and DECL_ALIGN too.
33630 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
33632 * config/mips/mips-ftypes.def: Sort to lexicographical order.
33634 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
33637 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
33638 depending on frame_pointer_needed before remaining integer and SSE
33639 registers are saved.
33641 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33643 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
33644 mode iterator with VSX_M2.
33645 (*p9_vecstore_<mode>): Likewise.
33646 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
33647 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
33648 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
33649 (define_split for VSX_LE128 stores): Likewise.
33650 (define_peephole2 for TImode LE swaps): Likewise.
33651 (define_split for VSX_LE128 post-reload stores): Likewise.
33653 2016-01-06 Marek Polacek <polacek@redhat.com>
33656 * convert.c (convert_to_integer_1): Adjust call to
33657 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
33658 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
33659 EXPR instead of ARG.
33660 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
33662 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
33665 * doc/extend.texi (RL78 Variable Attributes): New section.
33667 2016-01-05 Marek Polacek <polacek@redhat.com>
33670 * builtins.c (get_memmodel): Use expansion point location rather than
33671 the input location. Call warning_at rather than warning.
33672 (expand_builtin_atomic_compare_exchange): Likewise.
33673 (expand_builtin_atomic_load): Likewise.
33674 (expand_builtin_atomic_store): Likewise.
33675 (expand_builtin_atomic_clear): Likewise.
33677 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
33680 * config/i386/i386.c (ix86_expand_vector_logical_operator):
33681 Replace nonimmediate_operand with vector_operand.
33682 * config/i386/predicates.md (vector_operand): New predicate.
33683 (general_vector_operand): Replace nonimmediate_operand with
33685 * config/i386/sse.md: Replace nonimmediate_operand with
33686 vector_operand and m constraint with Bm constraint on SSE
33687 patterns with 16-byte memory operand.
33688 * config/i386/subst.md (round_nimm_predicate): Replace
33689 nonimmediate_operand with vector_operand.
33690 (round_saeonly_nimm_predicate): Likewise.
33691 (round_saeonly_nimm_scalar_predicate): New.
33693 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
33696 * config/i386/constraints.md (Bm): New constraint.
33697 * config/i386/predicates.md (vector_memory_operand): New
33699 * config/i386/sse.md: Replace xm with xBm in plusminus and
33700 any_logic patterns.
33702 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
33705 * doc/extend.texi (V850 Function Attributes): New section.
33706 (V850 Variable Attributes): New section.
33708 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
33711 * doc/extend.texi (MicroBlaze Function Attributes): Document
33712 interrupt_handler and fast_interrupt attributes.
33714 2016-01-05 Sergei Trofimovich <siarheit@google.com>
33717 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
33718 for local symbolic operands.
33719 * config/ia64/predicates.md (local_symbolic_operand64): New
33722 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33724 PR rtl-optimization/68651
33725 * combine.c (combine_simplify_rtx): Canonicalize x + x into
33728 2016-01-05 Nathan Sidwell <nathan@acm.org>
33730 * alias.c (compare_base_decls): Use symtab_node::get.
33732 2016-01-05 Nick Clifton <nickc@redhat.com>
33735 * ira-costs.c (copy_cost): Initialise the t_icode field of the
33736 secondary_reload_info structure.
33739 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
33740 decls if weak support is available.
33742 2016-01-04 Martin Sebor <msebor@redhat.com>
33744 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
33746 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
33748 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
33749 OPTION_MASK_P9_DFORM.
33751 * config/rs6000/constraints.md (wo constraint): New constraint for
33754 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
33756 (rs6000_init_hard_regno_mode_ok): Likewise.
33758 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
33761 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
33762 expanders not to have constraints. Add support for ISA 3.0 xxperm
33763 instruction. Add support for fusing xxlor with xxperm.
33764 (altivec_vperm_<mode>_internal): Likewise.
33765 (altivec_vperm_v8hiv16qi): Likewise.
33766 (altivec_vperm_<mode>v16q): Likewise.
33767 (altivec_vperm_<mode>_uns): Likewise.
33768 (vperm_v8hiv4si): Likewise.
33769 (vperm_v16qiv8hi): Likewise.
33771 * doc/md.texi (RS/6000 constraints): Document wo constraint.
33773 2016-01-04 Jakub Jelinek <jakub@redhat.com>
33775 Update copyright years.
33777 * gcc.c (process_command): Update copyright notice dates.
33778 * gcov-dump.c (print_version): Ditto.
33779 * gcov.c (print_version): Ditto.
33780 * gcov-tool.c (print_version): Ditto.
33781 * gengtype.c (create_file): Ditto.
33782 * doc/cpp.texi: Bump @copying's copyright year.
33783 * doc/cppinternals.texi: Ditto.
33784 * doc/gcc.texi: Ditto.
33785 * doc/gccint.texi: Ditto.
33786 * doc/gcov.texi: Ditto.
33787 * doc/install.texi: Ditto.
33788 * doc/invoke.texi: Ditto.
33790 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
33792 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
33793 modes larger than TImode as TImode if NEON is not enabled.
33795 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
33798 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
33799 mode for %f0-%f31 only if TARGET_FPU.
33801 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
33804 * config/sparc/sparc.c (scan_record_type): Take into account subfields
33805 to compute the PACKED_P predicate.
33806 (function_arg_record_value): Minor tweaks.
33808 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
33810 * doc/install.texi (--with-multilib-list): Describe the meaning of the
33811 option for arm*-*-* targets.
33813 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
33815 * doc/extend.texi (Common Function Attributes): Move docs for
33816 MSP430-specific attributes to....
33817 (MSP430 Function Attributes): ...here. Delete the redundant
33818 entries and copy-edit the remaining text.
33819 (MSP430 Variable Attributes): Use uniform format for index
33820 entries and add a cross-reference to the corresponding function
33823 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
33825 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
33827 (x86 Options): Likewise.
33829 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
33833 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
33834 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
33835 to corresponding attribute.
33837 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
33839 * doc/extend.texi (Common Function Attributes) <noplt>: Move
33840 to correct alphabetization of table. Copy-edit and correct
33842 <stack_protect>: Likewise.
33843 <target_clones>: Likewise.
33845 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
33846 Correct punctuation.
33847 (Code Gen Options) <-fno-plt>: Copy-edit.
33849 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
33852 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
33853 SI values. Explicitly convert SI to DI and vice-versa.
33855 2016-01-01 Jakub Jelinek <jakub@redhat.com>
33857 PR tree-optimization/69070
33858 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
33859 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
33862 * ubsan.c (ubsan_instrument_float_cast): Call
33863 initialize_sanitizer_builtins.
33866 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
33868 Copyright (C) 2016 Free Software Foundation, Inc.
33870 Copying and distribution of this file, with or without modification,
33871 are permitted in any medium without royalty provided the copyright
33872 notice and this notice are preserved.